| BIRMINGHAM AP | AL | 65 | 8.1 | 8.7 | 9.0 | 8.2 | 6.8 | 6.0 | 5.7 | 5.4 | 6.3 | 6.2 | 7.2 | 7.7 | 7.1 |
| HUNTSVILLE | AL | 41 | 9.0 | 9.4 | 9.7 | 9.2 | 7.9 | 6.8 | 5.9 | 5.8 | 6.7 | 7.2 | 8.0 | 8.9 | 7.9 |
| MOBILE | AL | 60 | 10.1 | 10.3 | 10.5 | 10.1 | 8.7 | 7.5 | 6.9 | 6.7 | 7.7 | 8.0 | 8.9 | 9.6 | 8.8 |
| MONTGOMERY | AL | 64 | 7.7 | 8.2 | 8.3 | 7.3 | 6.1 | 5.8 | 5.7 | 5.2 | 5.9 | 5.7 | 6.5 | 7.1 | 6.6 |
| ANCHORAGE | AK | 55 | 6.4 | 6.8 | 7.1 | 7.3 | 8.5 | 8.4 | 7.3 | 6.9 | 6.7 | 6.7 | 6.4 | 6.3 | 7.1 |
| ANNETTE | AK | 44 | 11.2 | 11.2 | 10.4 | 10.2 | 8.6 | 8.3 | 7.5 | 7.6 | 8.3 | 10.8 | 11.2 | 11.6 | 9.8 |
| BARROW | AK | 75 | 11.9 | 11.3 | 11.3 | 11.5 | 12.0 | 11.5 | 11.7 | 12.4 | 13.3 | 13.3 | 12.5 | 11.7 | 12.0 |
| BARTER IS. | AK | 33 | 15.1 | 14.4 | 13.7 | 12.0 | 12.7 | 11.6 | 10.9 | 11.8 | 13.2 | 14.8 | 14.9 | 13.9 | 13.3 |
| BETHEL | AK | 50 | 14.2 | 14.4 | 13.6 | 12.7 | 11.5 | 11.0 | 10.5 | 10.9 | 11.3 | 12.0 | 13.1 | 13.4 | 12.4 |
| BETTLES | AK | 33 | 5.5 | 5.9 | 6.6 | 7.0 | 6.9 | 6.3 | 6.1 | 5.6 | 5.9 | 6.0 | 5.5 | 5.3 | 6.1 |
| BIG DELTA | AK | 32 | 11.5 | 10.6 | 8.9 | 8.2 | 8.2 | 7.0 | 6.2 | 6.6 | 7.6 | 8.6 | 10.1 | 10.7 | 8.7 |
| COLD BAY | AK | 53 | 17.2 | 17.7 | 17.4 | 17.4 | 16.2 | 15.6 | 15.2 | 16.1 | 15.9 | 16.6 | 17.4 | 17.3 | 16.7 |
| FAIRBANKS | AK | 57 | 2.9 | 3.9 | 5.3 | 6.5 | 7.6 | 7.1 | 6.5 | 6.0 | 5.9 | 5.2 | 3.7 | 3.0 | 5.3 |
| GULKANA | AK | 20 | 4.1 | 4.8 | 6.2 | 8.1 | 8.2 | 7.8 | 7.5 | 7.2 | 7.0 | 5.6 | 4.0 | 3.2 | 6.2 |
| HOMER | AK | 34 | 7.5 | 7.4 | 7.6 | 8.0 | 8.0 | 7.7 | 6.9 | 6.4 | 6.7 | 7.1 | 7.5 | 7.5 | 7.4 |
| JUNEAU | AK | 63 | 8.0 | 8.1 | 8.4 | 8.5 | 8.3 | 7.7 | 7.5 | 7.2 | 8.0 | 9.3 | 8.3 | 8.7 | 8.2 |
| KING SALMON | AK | 53 | 10.3 | 10.9 | 11.1 | 10.8 | 10.7 | 10.2 | 9.7 | 9.7 | 10.0 | 10.3 | 10.3 | 10.0 | 10.4 |
| KODIAK | AK | 55 | 12.7 | 12.3 | 12.5 | 11.6 | 10.6 | 9.3 | 7.7 | 8.4 | 9.7 | 11.4 | 12.4 | 12.6 | 10.9 |
| KOTZEBUE | AK | 62 | 13.7 | 12.8 | 11.7 | 11.8 | 10.6 | 11.8 | 12.7 | 12.9 | 13.1 | 13.4 | 14.4 | 12.7 | 12.7 |
| MCGRATH | AK | 58 | 3.0 | 4.2 | 5.3 | 6.5 | 6.7 | 6.4 | 5.8 | 5.7 | 5.7 | 5.3 | 3.7 | 3.2 | 5.1 |
| NOME | AK | 61 | 10.7 | 10.9 | 9.9 | 10.0 | 9.8 | 9.7 | 9.7 | 10.3 | 11.0 | 10.4 | 11.4 | 10.3 | 10.4 |
| ST. PAUL ISLAND | AK | 34 | 19.7 | 19.6 | 18.1 | 17.2 | 14.7 | 13.3 | 11.9 | 13.2 | 15.2 | 17.3 | 19.7 | 19.7 | 16.7 |
| TALKEETNA | AK | 25 | 5.7 | 5.2 | 5.2 | 4.3 | 4.5 | 4.6 | 3.9 | 3.3 | 3.2 | 3.5 | 4.7 | 4.8 | 4.5 |
| VALDEZ | AK | 25 | 7.7 | 7.5 | 6.9 | 5.3 | 5.8 | 5.9 | 4.9 | 4.2 | 4.3 | 6.2 | 7.4 | 7.0 | 6.1 |
| YAKUTAT | AK | 60 | 6.8 | 7.0 | 7.0 | 6.9 | 7.2 | 6.6 | 6.4 | 6.0 | 6.8 | 7.4 | 7.1 | 7.6 | 6.9 |
| FLAGSTAFF | AZ | 41 | 6.6 | 6.6 | 7.2 | 7.8 | 7.4 | 7.0 | 5.5 | 5.0 | 5.6 | 5.9 | 6.6 | 6.6 | 6.5 |
| PHOENIX | AZ | 63 | 5.3 | 5.8 | 6.6 | 6.9 | 7.0 | 6.7 | 7.1 | 6.6 | 6.3 | 5.8 | 5.3 | 5.1 | 6.2 |
| TUCSON | AZ | 63 | 7.9 | 8.1 | 8.6 | 8.9 | 8.8 | 8.7 | 8.4 | 7.9 | 8.3 | 8.2 | 8.1 | 7.8 | 8.3 |
| WINSLOW | AZ | 48 | 7.0 | 8.4 | 10.1 | 11.3 | 10.7 | 10.5 | 9.0 | 8.3 | 8.1 | 7.6 | 7.2 | 6.7 | 8.7 |
| YUMA | AZ | 28 | 7.3 | 7.4 | 7.9 | 8.3 | 8.3 | 8.5 | 9.5 | 8.9 | 7.3 | 6.6 | 6.9 | 7.2 | 7.8 |
| FORT SMITH | AR | 63 | 8.2 | 8.5 | 9.4 | 8.9 | 7.7 | 6.7 | 6.3 | 6.3 | 6.6 | 6.8 | 7.8 | 8.1 | 7.6 |
| LITTLE ROCK | AR | 66 | 8.4 | 8.9 | 9.6 | 9.0 | 7.6 | 7.0 | 6.7 | 6.3 | 6.6 | 6.8 | 8.0 | 8.1 | 7.7 |
| BAKERSFIELD | CA | 56 | 5.2 | 5.8 | 6.5 | 7.1 | 7.9 | 7.9 | 7.2 | 6.8 | 6.2 | 5.5 | 5.1 | 5.0 | 6.3 |
| BLUE CANYON | CA | 56 | 7.8 | 7.7 | 7.4 | 6.5 | 6.5 | 6.3 | 5.8 | 5.9 | 6.4 | 6.8 | 6.6 | 6.7 | 6.7 |
| EUREKA | CA | 54 | 6.9 | 7.2 | 7.6 | 8.0 | 7.9 | 7.4 | 6.8 | 5.8 | 5.5 | 5.6 | 6.0 | 6.4 | 6.8 |
| FRESNO | CA | 59 | 5.2 | 5.7 | 6.7 | 7.4 | 8.1 | 8.3 | 7.4 | 6.8 | 6.1 | 5.2 | 4.7 | 4.9 | 6.4 |
| LONG BEACH | CA | 39 | 5.2 | 5.8 | 6.5 | 7.2 | 7.0 | 6.9 | 6.8 | 6.6 | 6.2 | 5.6 | 5.1 | 5.0 | 6.2 |
| LOS ANGELES AP | CA | 60 | 6.7 | 7.4 | 8.1 | 8.5 | 8.4 | 8.0 | 7.9 | 7.7 | 7.3 | 6.9 | 6.7 | 6.6 | 7.5 |
| LOS ANGELES C.O. | CA | 34 | 5.5 | 5.8 | 5.9 | 5.7 | 5.5 | 4.8 | 4.4 | 4.3 | 4.5 | 4.6 | 5.2 | 5.2 | 5.2 |
| MOUNT SHASTA | CA | 3 | 5.0 | 5.2 | 5.8 | 6.2 | 5.4 | 5.4 | 4.4 | 4.2 | 4.6 | 4.2 | 5.2 | 5.4 | 5.1 |
| REDDING | CA | 22 | 5.9 | 6.8 | 6.9 | 6.7 | 7.0 | 7.4 | 6.1 | 5.8 | 5.8 | 5.9 | 5.4 | 6.3 | 6.4 |
| SACRAMENTO | CA | 58 | 6.9 | 7.3 | 8.3 | 8.6 | 9.0 | 9.6 | 8.9 | 8.4 | 7.4 | 6.4 | 5.9 | 6.4 | 7.8 |
| SAN DIEGO | CA | 68 | 6.0 | 6.6 | 7.5 | 7.8 | 7.9 | 7.8 | 7.5 | 7.4 | 7.1 | 6.5 | 5.9 | 5.6 | 7.0 |
| SAN FRANCISCO AP | CA | 81 | 7.2 | 8.6 | 10.5 | 12.2 | 13.4 | 14.0 | 13.6 | 12.8 | 11.1 | 9.4 | 7.5 | 7.1 | 10.6 |
| SAN FRANCISCO C.O. | CA | 28 | 6.7 | 7.5 | 8.5 | 9.5 | 10.4 | 10.9 | 11.2 | 10.5 | 9.1 | 7.6 | 6.3 | 6.5 | 8.7 |
| SANTA BARBARA | CA | 37 | 5.0 | 5.9 | 6.7 | 7.3 | 6.8 | 6.6 | 6.5 | 6.1 | 5.5 | 5.4 | 4.9 | 4.4 | 5.9 |
| SANTA MARIA | CA | 28 | 6.3 | 7.0 | 7.8 | 7.9 | 8.2 | 7.8 | 6.4 | 6.3 | 5.9 | 6.0 | 6.2 | 6.2 | 6.8 |
| STOCKTON | CA | 48 | 6.6 | 7.0 | 7.7 | 8.4 | 9.2 | 9.2 | 8.2 | 7.7 | 7.1 | 6.4 | 5.8 | 6.4 | 7.5 |
| ALAMOSA | CO | 17 | 5.6 | 6.5 | 8.3 | 10.3 | 9.7 | 8.9 | 6.8 | 6.2 | 6.7 | 6.5 | 5.7 | 5.1 | 7.2 |
| COLORADO SPRINGS | CO | 60 | 9.4 | 10.0 | 11.1 | 11.6 | 11.2 | 10.4 | 9.3 | 8.9 | 9.4 | 9.6 | 9.5 | 9.4 | 10.0 |
| DENVER | CO | 52 | 8.7 | 8.7 | 9.6 | 10.0 | 9.3 | 8.8 | 8.3 | 8.1 | 8.0 | 7.8 | 8.3 | 8.4 | 8.7 |
| GRAND JUNCTION | CO | 62 | 5.7 | 6.7 | 8.4 | 9.4 | 9.6 | 9.8 | 9.4 | 9.1 | 9.0 | 7.9 | 6.8 | 6.0 | 8.2 |
| PUEBLO | CO | 53 | 7.8 | 8.4 | 9.6 | 10.3 | 9.7 | 9.3 | 8.7 | 7.9 | 7.9 | 7.4 | 7.5 | 7.7 | 8.5 |
| BRIDGEPORT | CT | 36 | 12.0 | 12.4 | 12.4 | 11.9 | 10.7 | 9.4 | 9.0 | 9.1 | 10.1 | 10.8 | 11.4 | 11.7 | 11.0 |
| HARTFORD | CT | 54 | 8.9 | 9.4 | 9.9 | 9.8 | 8.7 | 8.0 | 7.3 | 7.0 | 7.3 | 7.8 | 8.4 | 8.7 | 8.4 |
| WILMINGTON | DE | 60 | 9.8 | 10.3 | 11.0 | 10.4 | 9.0 | 8.3 | 7.8 | 7.4 | 7.8 | 8.0 | 9.2 | 9.3 | 9.0 |
| WASHINGTON DULLES AP | DC | 46 | 8.1 | 8.5 | 8.9 | 8.7 | 7.4 | 6.8 | 6.2 | 5.8 | 6.2 | 6.6 | 7.6 | 7.7 | 7.4 |
| WASHINGTON NAT'L AP | DC | 60 | 10.0 | 10.3 | 10.9 | 10.5 | 9.3 | 8.9 | 8.3 | 8.1 | 8.3 | 8.7 | 9.4 | 9.6 | 9.4 |
| APALACHICOLA | FL | 54 | 8.3 | 8.7 | 8.9 | 8.5 | 7.7 | 7.1 | 6.4 | 6.4 | 7.8 | 8.0 | 8.0 | 8.0 | 7.8 |
| DAYTONA BEACH | FL | 63 | 8.8 | 9.2 | 9.7 | 9.4 | 8.9 | 7.9 | 7.3 | 7.0 | 8.1 | 8.9 | 8.3 | 8.3 | 8.5 |
| FORT MYERS | FL | 63 | 8.3 | 8.9 | 9.3 | 8.8 | 8.0 | 7.2 | 6.6 | 6.7 | 7.4 | 8.4 | 8.1 | 7.9 | 8.0 |
| GAINESVILLE | FL | 25 | 6.8 | 7.2 | 7.4 | 7.1 | 6.7 | 5.8 | 5.3 | 5.2 | 5.9 | 6.1 | 6.1 | 5.9 | 6.3 |
| JACKSONVILLE | FL | 59 | 8.1 | 8.7 | 9.1 | 8.5 | 7.9 | 7.7 | 7.0 | 6.7 | 7.5 | 7.7 | 7.6 | 7.6 | 7.8 |
| KEY WEST | FL | 55 | 11.8 | 11.9 | 12.0 | 12.2 | 10.5 | 9.6 | 9.4 | 9.2 | 9.5 | 10.8 | 12.0 | 11.7 | 10.9 |
| MIAMI | FL | 59 | 9.5 | 10.0 | 10.4 | 10.5 | 9.5 | 8.3 | 7.9 | 7.9 | 8.2 | 9.2 | 9.7 | 9.1 | 9.2 |
| ORLANDO | FL | 60 | 9.0 | 9.6 | 9.9 | 9.4 | 8.8 | 8.0 | 7.3 | 7.2 | 7.7 | 8.6 | 8.6 | 8.5 | 8.6 |
| PENSACOLA | FL | 44 | 9.0 | 9.3 | 9.7 | 9.5 | 8.6 | 7.6 | 6.9 | 6.7 | 7.6 | 7.9 | 8.2 | 8.8 | 8.3 |
| TALLAHASSEE | FL | 47 | 6.7 | 7.1 | 7.5 | 6.8 | 6.2 | 5.7 | 5.0 | 5.0 | 6.0 | 6.3 | 5.9 | 6.3 | 6.2 |
| TAMPA | FL | 62 | 8.6 | 9.1 | 9.4 | 9.2 | 8.6 | 7.9 | 7.1 | 6.9 | 7.6 | 8.3 | 8.2 | 8.3 | 8.3 |
| VERO BEACH | FL | 25 | 8.6 | 9.0 | 9.8 | 9.4 | 9.1 | 7.6 | 6.8 | 6.6 | 7.4 | 8.6 | 8.6 | 8.0 | 8.3 |
| WEST PALM BEACH | FL | 66 | 10.1 | 10.5 | 11.0 | 10.9 | 9.9 | 8.3 | 7.7 | 7.7 | 8.8 | 10.0 | 10.4 | 10.0 | 9.6 |
| ATHENS | GA | 53 | 8.3 | 8.5 | 8.6 | 8.2 | 7.1 | 6.6 | 6.3 | 5.8 | 6.5 | 6.6 | 7.3 | 7.9 | 7.3 |
| ATLANTA | GA | 70 | 10.4 | 10.6 | 10.9 | 10.1 | 8.7 | 8.1 | 7.7 | 7.3 | 8.1 | 8.5 | 9.1 | 9.8 | 9.1 |
| AUGUSTA | GA | 57 | 6.9 | 7.5 | 7.8 | 7.4 | 6.3 | 6.0 | 5.8 | 5.3 | 5.4 | 5.6 | 5.9 | 6.5 | 6.4 |
| COLUMBUS | GA | 50 | 7.2 | 7.7 | 7.9 | 7.2 | 6.6 | 6.1 | 5.8 | 5.5 | 6.5 | 6.3 | 6.4 | 6.9 | 6.7 |
| MACON | GA | 60 | 8.0 | 8.4 | 8.5 | 8.2 | 7.4 | 6.9 | 6.6 | 6.1 | 6.7 | 6.5 | 6.9 | 7.4 | 7.3 |
| SAVANNAH | GA | 58 | 8.2 | 8.6 | 9.0 | 8.5 | 7.5 | 7.3 | 6.9 | 6.7 | 7.2 | 7.3 | 7.2 | 7.6 | 7.7 |
| HILO | HI | 59 | 7.4 | 7.7 | 7.7 | 7.5 | 7.4 | 7.1 | 6.9 | 6.8 | 6.8 | 6.7 | 6.8 | 7.2 | 7.2 |
| HONOLULU | HI | 59 | 9.4 | 10.1 | 11.2 | 11.6 | 11.6 | 12.6 | 13.1 | 12.8 | 11.2 | 10.4 | 10.5 | 10.3 | 11.2 |
| KAHULUI | HI | 36 | 10.8 | 11.3 | 12.0 | 13.3 | 12.9 | 14.8 | 15.4 | 14.7 | 13.1 | 12.1 | 11.5 | 11.2 | 12.8 |
| LIHUE | HI | 58 | 11.3 | 11.7 | 12.8 | 13.6 | 12.8 | 13.2 | 13.7 | 13.1 | 11.8 | 12.0 | 12.4 | 12.1 | 12.5 |
| BOISE | ID | 69 | 7.9 | 8.8 | 9.9 | 9.9 | 9.4 | 9.0 | 8.4 | 8.2 | 8.2 | 8.3 | 8.4 | 8.1 | 8.7 |
| POCATELLO | ID | 56 | 10.3 | 10.4 | 11.2 | 11.6 | 10.5 | 10.1 | 9.1 | 8.9 | 9.0 | 9.5 | 10.0 | 9.9 | 10.0 |
| CAIRO | IL | 24 | 9.7 | 9.5 | 10.6 | 10.2 | 8.4 | 7.6 | 6.7 | 6.4 | 7.1 | 7.4 | 9.0 | 9.3 | 8.5 |
| CHICAGO | IL | 50 | 11.6 | 11.3 | 11.8 | 11.9 | 10.5 | 9.3 | 8.4 | 8.2 | 8.9 | 10.0 | 11.1 | 11.0 | 10.3 |
| MOLINE | IL | 65 | 10.7 | 10.5 | 11.6 | 11.8 | 10.1 | 8.8 | 7.5 | 7.1 | 8.0 | 9.2 | 10.6 | 10.3 | 9.7 |
| PEORIA | IL | 65 | 10.9 | 10.8 | 11.6 | 11.6 | 9.9 | 8.9 | 7.8 | 7.3 | 8.2 | 9.3 | 10.5 | 10.6 | 9.8 |
| ROCKFORD | IL | 58 | 10.5 | 10.6 | 11.6 | 11.8 | 10.4 | 9.3 | 8.1 | 7.7 | 8.4 | 9.5 | 10.6 | 10.4 | 9.9 |
| SPRINGFIELD | IL | 61 | 12.2 | 12.2 | 13.1 | 13.0 | 11.1 | 9.5 | 8.2 | 7.9 | 8.6 | 10.0 | 12.1 | 12.0 | 10.8 |
| EVANSVILLE | IN | 68 | 9.2 | 9.3 | 10.0 | 9.6 | 7.9 | 7.1 | 6.2 | 5.8 | 6.4 | 6.9 | 8.6 | 8.9 | 8.0 |
| FORT WAYNE | IN | 62 | 11.5 | 11.0 | 11.7 | 11.6 | 10.0 | 8.9 | 8.0 | 7.3 | 8.2 | 9.1 | 10.8 | 11.1 | 9.9 |
| INDIANAPOLIS | IN | 60 | 10.9 | 10.8 | 11.6 | 11.2 | 9.6 | 8.5 | 7.5 | 7.2 | 7.9 | 8.9 | 10.5 | 10.5 | 9.6 |
| SOUTH BEND | IN | 60 | 11.9 | 11.2 | 11.9 | 11.6 | 10.2 | 9.1 | 8.1 | 7.7 | 8.5 | 9.5 | 10.9 | 11.2 | 10.2 |
| DES MOINES | IA | 59 | 11.4 | 11.2 | 12.4 | 12.6 | 11.0 | 10.1 | 8.9 | 8.6 | 9.4 | 10.3 | 11.3 | 11.1 | 10.7 |
| SIOUX CITY | IA | 67 | 11.4 | 11.2 | 12.3 | 13.2 | 11.8 | 10.7 | 9.2 | 9.1 | 9.9 | 10.5 | 11.4 | 11.0 | 11.0 |
| WATERLOO | IA | 52 | 11.3 | 11.4 | 12.0 | 12.6 | 11.1 | 9.8 | 8.4 | 8.3 | 9.0 | 10.2 | 10.9 | 10.9 | 10.5 |
| CONCORDIA | KS | 46 | 11.6 | 11.9 | 13.3 | 13.6 | 12.0 | 11.7 | 11.2 | 10.6 | 11.2 | 11.6 | 11.8 | 11.5 | 11.9 |
| DODGE CITY | KS | 66 | 13.4 | 13.8 | 15.5 | 15.5 | 14.6 | 14.0 | 13.1 | 12.5 | 13.5 | 13.5 | 13.7 | 13.4 | 13.9 |
| GOODLAND | KS | 60 | 12.4 | 12.4 | 14.0 | 14.4 | 13.5 | 12.7 | 11.9 | 11.5 | 12.0 | 11.9 | 11.9 | 11.9 | 12.5 |
| TOPEKA | KS | 59 | 9.7 | 10.0 | 11.4 | 11.6 | 10.1 | 9.3 | 8.2 | 7.8 | 8.4 | 8.9 | 9.6 | 9.5 | 9.6 |
| WICHITA | KS | 55 | 11.9 | 12.3 | 13.8 | 14.0 | 12.3 | 12.2 | 11.2 | 11.1 | 11.6 | 11.8 | 12.1 | 11.7 | 12.2 |
| GREATER CINCINNATI AP | KY | 61 | 10.4 | 10.4 | 11.0 | 10.6 | 8.7 | 7.9 | 7.2 | 6.8 | 7.4 | 8.1 | 9.7 | 10.0 | 9.0 |
| JACKSON | KY | 27 | 6.7 | 6.8 | 7.0 | 7.1 | 5.4 | 4.7 | 4.4 | 4.0 | 4.7 | 5.4 | 6.4 | 6.6 | 5.9 |
| LEXINGTON | KY | 61 | 10.6 | 10.6 | 10.9 | 10.4 | 8.6 | 7.9 | 7.2 | 6.8 | 7.6 | 8.1 | 9.8 | 10.3 | 9.1 |
| LOUISVILLE | KY | 61 | 9.5 | 9.5 | 10.1 | 9.7 | 8.0 | 7.4 | 6.8 | 6.4 | 6.8 | 7.2 | 8.9 | 9.1 | 8.3 |
| PADUCAH | KY | 24 | 8.5 | 8.6 | 9.1 | 8.5 | 7.1 | 5.9 | 5.5 | 5.0 | 5.3 | 6.2 | 7.9 | 8.1 | 7.2 |
| BATON ROUGE | LA | 57 | 8.7 | 9.0 | 8.9 | 8.7 | 7.6 | 6.5 | 5.9 | 5.6 | 6.4 | 6.6 | 7.4 | 8.1 | 7.4 |
| LAKE CHARLES | LA | 47 | 9.8 | 10.0 | 9.8 | 9.6 | 8.5 | 7.3 | 6.1 | 6.1 | 7.1 | 7.7 | 8.7 | 9.3 | 8.3 |
| NEW ORLEANS | LA | 60 | 9.3 | 9.8 | 9.9 | 9.4 | 8.1 | 6.8 | 6.1 | 5.9 | 7.3 | 7.6 | 8.7 | 9.0 | 8.2 |
| SHREVEPORT | LA | 56 | 9.2 | 9.6 | 9.9 | 9.6 | 8.3 | 7.6 | 7.1 | 6.6 | 7.2 | 7.4 | 8.3 | 8.8 | 8.3 |
| CARIBOU | ME | 28 | 10.3 | 10.1 | 10.9 | 10.2 | 9.4 | 8.6 | 7.8 | 7.4 | 8.5 | 9.2 | 9.4 | 9.7 | 9.4 |
| PORTLAND | ME | 68 | 9.0 | 9.4 | 10.0 | 9.9 | 9.1 | 8.2 | 7.6 | 7.5 | 7.7 | 8.4 | 8.8 | 9.0 | 8.7 |
| BALTIMORE | MD | 58 | 9.2 | 9.7 | 10.6 | 10.1 | 8.7 | 8.2 | 7.5 | 7.4 | 7.6 | 7.9 | 8.6 | 8.8 | 8.7 |
| BLUE HILL | MA | 67 | 17.0 | 16.8 | 17.0 | 16.0 | 14.4 | 13.5 | 12.9 | 12.5 | 13.4 | 14.9 | 16.0 | 16.5 | 15.1 |
| BOSTON | MA | 51 | 13.7 | 13.6 | 13.6 | 13.0 | 12.0 | 11.2 | 11.0 | 10.8 | 11.2 | 11.8 | 12.5 | 13.3 | 12.3 |
| WORCESTER | MA | 42 | 11.7 | 11.6 | 11.5 | 11.0 | 10.0 | 8.9 | 8.4 | 8.3 | 8.6 | 9.5 | 10.4 | 11.0 | 10.1 |
| ALPENA | MI | 48 | 8.8 | 8.4 | 8.9 | 9.2 | 8.3 | 7.5 | 7.0 | 6.7 | 7.1 | 7.8 | 8.5 | 8.4 | 8.1 |
| DETROIT | MI | 50 | 11.8 | 11.3 | 11.4 | 11.3 | 10.0 | 9.1 | 8.5 | 8.1 | 8.4 | 9.7 | 11.0 | 11.3 | 10.2 |
| FLINT | MI | 67 | 11.8 | 11.1 | 11.8 | 11.5 | 10.1 | 9.0 | 8.1 | 7.8 | 8.8 | 9.8 | 11.1 | 11.3 | 10.2 |
| GRAND RAPIDS | MI | 45 | 11.4 | 10.5 | 11.0 | 11.0 | 9.7 | 8.9 | 8.3 | 7.9 | 8.3 | 9.4 | 10.5 | 10.7 | 9.8 |
| HOUGHTON LAKE | MI | 27 | 9.5 | 8.8 | 8.9 | 9.5 | 8.6 | 7.7 | 7.3 | 6.9 | 7.6 | 8.5 | 9.4 | 9.2 | 8.6 |
| LANSING | MI | 49 | 11.6 | 10.8 | 11.1 | 11.1 | 9.9 | 8.6 | 8.0 | 7.5 | 8.0 | 9.4 | 10.6 | 11.0 | 9.8 |
| MUSKEGON | MI | 47 | 12.1 | 11.4 | 11.4 | 11.5 | 9.9 | 9.3 | 8.8 | 8.6 | 9.1 | 10.5 | 11.7 | 11.7 | 10.5 |
| SAULT STE. MARIE | MI | 67 | 9.6 | 9.3 | 10.0 | 10.3 | 9.7 | 8.5 | 7.8 | 7.7 | 8.6 | 9.2 | 9.6 | 9.6 | 9.2 |
| DULUTH | MN | 59 | 11.6 | 11.3 | 11.8 | 12.3 | 11.6 | 10.4 | 9.4 | 9.4 | 10.3 | 11.2 | 11.6 | 11.2 | 11.0 |
| INTERNATIONAL FALLS | MN | 56 | 8.9 | 8.8 | 9.4 | 9.9 | 9.4 | 8.5 | 7.7 | 7.5 | 8.5 | 9.3 | 9.4 | 8.8 | 8.8 |
| MINNEAPOLIS-ST.PAUL | MN | 70 | 10.5 | 10.4 | 11.3 | 12.2 | 11.1 | 10.4 | 9.4 | 9.2 | 10.0 | 10.6 | 11.0 | 10.4 | 10.5 |
| ROCHESTER | MN | 48 | 14.1 | 13.7 | 13.9 | 14.2 | 13.2 | 11.9 | 10.7 | 10.1 | 11.4 | 12.5 | 13.5 | 13.6 | 12.8 |
| SAINT CLOUD | MN | 22 | 8.5 | 8.5 | 9.1 | 9.8 | 9.4 | 8.1 | 7.1 | 6.5 | 7.5 | 8.4 | 8.6 | 8.3 | 8.3 |
| JACKSON | MS | 45 | 8.2 | 8.3 | 8.5 | 7.8 | 6.6 | 5.9 | 5.2 | 5.2 | 6.1 | 6.2 | 6.8 | 7.7 | 6.9 |
| MERIDIAN | MS | 49 | 7.1 | 7.5 | 7.8 | 7.1 | 6.0 | 5.2 | 4.9 | 4.6 | 5.3 | 5.2 | 6.1 | 6.9 | 6.1 |
| TUPELO | MS | 25 | 7.6 | 8.1 | 8.0 | 7.7 | 6.5 | 5.6 | 5.2 | 5.2 | 6.1 | 5.8 | 6.8 | 7.5 | 6.7 |
| COLUMBIA | MO | 38 | 10.7 | 10.8 | 11.6 | 11.5 | 9.1 | 8.6 | 8.2 | 7.7 | 8.5 | 9.3 | 10.5 | 10.6 | 9.8 |
| KANSAS CITY | MO | 36 | 11.1 | 11.1 | 12.3 | 12.3 | 10.4 | 9.9 | 9.2 | 8.8 | 9.5 | 10.5 | 11.2 | 10.9 | 10.6 |
| ST. LOUIS | MO | 59 | 10.6 | 10.8 | 11.6 | 11.3 | 9.4 | 8.8 | 8.0 | 7.6 | 8.2 | 8.9 | 10.2 | 10.3 | 9.6 |
| SPRINGFIELD | MO | 63 | 11.4 | 11.5 | 12.5 | 12.0 | 10.2 | 9.3 | 8.4 | 8.4 | 9.1 | 10.1 | 11.0 | 11.2 | 10.4 |
| BILLINGS | MT | 69 | 13.0 | 12.3 | 11.4 | 11.4 | 10.7 | 10.1 | 9.5 | 9.5 | 10.2 | 11.0 | 12.2 | 13.0 | 11.2 |
| GLASGOW | MT | 39 | 9.7 | 10.1 | 11.3 | 12.3 | 12.2 | 11.1 | 10.5 | 10.9 | 10.7 | 10.6 | 9.5 | 9.6 | 10.7 |
| GREAT FALLS | MT | 67 | 14.8 | 13.8 | 12.8 | 12.6 | 11.3 | 11.1 | 10.0 | 10.1 | 11.2 | 12.9 | 14.5 | 15.2 | 12.5 |
| HAVRE | MT | 9 | 10.1 | 9.7 | 10.6 | 10.7 | 11.0 | 10.0 | 9.3 | 9.1 | 8.8 | 9.6 | 10.7 | 10.5 | 10.1 |
| HELENA | MT | 68 | 6.7 | 7.3 | 8.2 | 9.1 | 8.8 | 8.5 | 7.8 | 7.4 | 7.4 | 7.1 | 7.1 | 6.7 | 7.7 |
| KALISPELL | MT | 46 | 5.5 | 5.5 | 6.7 | 7.6 | 7.3 | 6.9 | 6.2 | 6.3 | 6.0 | 5.1 | 5.2 | 4.8 | 6.1 |
| MISSOULA | MT | 64 | 5.0 | 5.4 | 6.7 | 7.6 | 7.4 | 7.2 | 6.9 | 6.7 | 6.0 | 5.1 | 5.0 | 4.7 | 6.1 |
| GRAND ISLAND | NE | 59 | 11.7 | 11.7 | 13.1 | 14.0 | 12.6 | 11.8 | 10.5 | 10.3 | 11.0 | 11.2 | 11.8 | 11.6 | 11.8 |
| LINCOLN | NE | 36 | 9.6 | 9.9 | 11.3 | 12.1 | 10.4 | 9.8 | 9.2 | 9.0 | 9.6 | 9.9 | 9.8 | 9.5 | 10.0 |
| NORFOLK | NE | 32 | 11.5 | 11.4 | 12.3 | 13.0 | 11.4 | 10.5 | 9.6 | 9.2 | 10.3 | 10.9 | 11.2 | 11.1 | 11.0 |
| NORTH PLATTE | NE | 56 | 9.2 | 9.8 | 11.5 | 12.5 | 11.5 | 10.4 | 9.5 | 9.2 | 9.7 | 9.6 | 9.5 | 9.0 | 10.1 |
| OMAHA EPPLEY AP | NE | 72 | 10.9 | 11.1 | 12.2 | 12.6 | 10.9 | 10.1 | 8.8 | 8.8 | 9.4 | 9.8 | 10.9 | 10.7 | 10.5 |
| OMAHA (NORTH) | NE | 9 | 9.9 | 9.2 | 10.5 | 10.2 | 8.9 | 8.3 | 7.5 | 7.6 | 8.6 | 9.0 | 9.7 | 9.8 | 9.1 |
| SCOTTSBLUFF | NE | 57 | 10.5 | 11.0 | 12.0 | 12.4 | 11.8 | 10.5 | 9.3 | 8.9 | 9.4 | 9.7 | 10.2 | 10.4 | 10.5 |
| VALENTINE | NE | 40 | 9.3 | 9.4 | 10.5 | 11.1 | 11.0 | 9.9 | 9.1 | 9.3 | 9.9 | 9.5 | 9.8 | 9.2 | 9.8 |
| ELKO | NV | 53 | 5.2 | 5.7 | 6.6 | 7.2 | 6.8 | 6.7 | 6.2 | 5.9 | 5.4 | 5.0 | 5.1 | 5.0 | 5.9 |
| ELY | NV | 67 | 10.1 | 10.2 | 10.7 | 10.9 | 10.7 | 10.6 | 10.3 | 10.4 | 10.3 | 10.0 | 9.9 | 9.9 | 10.3 |
| LAS VEGAS | NV | 60 | 7.3 | 8.4 | 10.0 | 11.0 | 10.8 | 10.7 | 9.9 | 9.5 | 8.9 | 8.1 | 7.7 | 7.3 | 9.1 |
| RENO | NV | 66 | 5.6 | 6.2 | 7.8 | 8.2 | 8.0 | 7.7 | 7.2 | 6.6 | 5.8 | 5.4 | 5.5 | 5.3 | 6.6 |
| WINNEMUCCA | NV | 52 | 7.5 | 8.0 | 8.6 | 8.6 | 8.6 | 8.5 | 8.4 | 7.8 | 7.6 | 7.3 | 7.2 | 7.4 | 8.0 |
| CONCORD | NH | 66 | 7.2 | 7.9 | 8.1 | 7.8 | 7.0 | 6.5 | 5.7 | 5.4 | 5.6 | 6.0 | 6.6 | 7.0 | 6.7 |
| MT. WASHINGTON | NH | 73 | 46.2 | 44.4 | 41.4 | 35.9 | 29.5 | 27.4 | 25.1 | 24.7 | 28.8 | 33.8 | 39.5 | 44.7 | 35.1 |
| ATLANTIC CITY AP | NJ | 50 | 10.7 | 11.1 | 11.7 | 11.3 | 10.0 | 9.0 | 8.3 | 7.9 | 8.2 | 8.7 | 9.8 | 10.3 | 9.8 |
| NEWARK | NJ | 64 | 11.2 | 11.5 | 11.9 | 11.2 | 10.0 | 9.5 | 8.9 | 8.7 | 9.0 | 9.4 | 10.2 | 10.8 | 10.2 |
| ALBUQUERQUE | NM | 69 | 8.0 | 8.8 | 9.9 | 10.7 | 10.5 | 9.8 | 8.9 | 8.1 | 8.4 | 8.2 | 7.9 | 7.6 | 8.9 |
| CLAYTON | NM | 16 | 11.9 | 12.3 | 13.1 | 14.3 | 13.0 | 12.7 | 11.4 | 10.5 | 11.6 | 11.9 | 12.0 | 12.2 | 12.2 |
| ROSWELL | NM | 35 | 7.7 | 8.6 | 10.0 | 10.2 | 9.9 | 9.7 | 8.6 | 7.9 | 8.0 | 7.9 | 7.6 | 7.6 | 8.6 |
| ALBANY | NY | 70 | 9.8 | 10.1 | 10.6 | 10.5 | 9.0 | 8.3 | 7.5 | 7.0 | 7.4 | 8.0 | 9.1 | 9.3 | 8.9 |
| BINGHAMTON | NY | 57 | 11.2 | 11.2 | 11.4 | 11.1 | 9.9 | 9.3 | 8.4 | 8.2 | 8.8 | 9.7 | 10.6 | 11.0 | 10.1 |
| BUFFALO | NY | 69 | 13.9 | 13.2 | 13.1 | 12.3 | 11.4 | 10.8 | 10.2 | 9.7 | 10.2 | 11.1 | 12.5 | 13.1 | 11.8 |
| ISLIP | NY | 25 | 9.8 | 10.3 | 10.4 | 9.9 | 8.9 | 8.3 | 7.7 | 7.3 | 7.8 | 8.4 | 9.4 | 9.6 | 9.0 |
| NEW YORK C.PARK | NY | 71 | 10.4 | 10.6 | 10.8 | 10.1 | 8.7 | 8.0 | 7.5 | 7.3 | 7.9 | 8.6 | 9.6 | 9.9 | 9.1 |
| NEW YORK (JFK AP) | NY | 50 | 13.0 | 13.3 | 13.5 | 12.7 | 11.6 | 10.7 | 10.2 | 10.0 | 10.4 | 11.0 | 12.1 | 12.7 | 11.8 |
| NEW YORK (LAGUARDIA AP) | NY | 60 | 13.7 | 13.8 | 13.9 | 12.9 | 11.6 | 11.0 | 10.4 | 10.3 | 11.0 | 11.6 | 12.8 | 13.4 | 12.2 |
| ROCHESTER | NY | 68 | 11.6 | 11.1 | 11.0 | 10.7 | 9.3 | 8.6 | 8.0 | 7.7 | 8.1 | 8.8 | 10.2 | 10.7 | 9.7 |
| SYRACUSE | NY | 59 | 10.6 | 10.5 | 10.7 | 10.4 | 8.9 | 8.3 | 7.9 | 7.5 | 8.2 | 8.7 | 10.1 | 10.3 | 9.3 |
| ASHEVILLE | NC | 44 | 9.2 | 9.1 | 9.0 | 8.4 | 6.8 | 5.8 | 5.6 | 5.1 | 5.4 | 6.5 | 7.8 | 8.4 | 7.3 |
| CAPE HATTERAS | NC | 50 | 11.7 | 11.6 | 11.7 | 11.6 | 10.6 | 10.6 | 9.9 | 9.4 | 10.3 | 10.5 | 10.6 | 11.0 | 10.8 |
| CHARLOTTE | NC | 59 | 7.8 | 8.2 | 8.8 | 8.6 | 7.5 | 6.9 | 6.6 | 6.4 | 6.6 | 6.7 | 6.9 | 7.3 | 7.4 |
| GREENSBORO-WNSTN-SALM-HGHPT | NC | 80 | 8.1 | 8.5 | 9.1 | 8.8 | 7.6 | 6.9 | 6.5 | 6.2 | 6.6 | 7.0 | 7.5 | 7.6 | 7.5 |
| RALEIGH | NC | 59 | 8.2 | 8.6 | 9.3 | 8.8 | 7.7 | 7.0 | 6.7 | 6.3 | 6.7 | 6.6 | 7.1 | 7.6 | 7.5 |
| WILMINGTON | NC | 57 | 9.0 | 9.6 | 10.0 | 10.1 | 9.1 | 8.4 | 7.9 | 7.3 | 7.8 | 7.9 | 8.1 | 8.4 | 8.6 |
| BISMARCK | ND | 69 | 10.0 | 9.9 | 10.9 | 11.9 | 11.6 | 10.4 | 9.2 | 9.4 | 9.9 | 10.0 | 9.9 | 9.5 | 10.2 |
| FARGO | ND | 66 | 12.6 | 12.4 | 13.1 | 13.6 | 12.9 | 11.6 | 10.5 | 11.0 | 11.8 | 12.5 | 12.8 | 12.2 | 12.3 |
| GRAND FORKS | ND | 11 | 10.7 | 11.1 | 11.0 | 11.2 | 11.5 | 9.8 | 8.3 | 8.9 | 9.5 | 10.5 | 10.5 | 10.7 | 10.3 |
| WILLISTON | ND | 44 | 9.2 | 9.5 | 10.1 | 11.0 | 11.0 | 10.2 | 9.3 | 9.4 | 9.5 | 9.9 | 9.0 | 9.2 | 9.8 |
| AKRON | OH | 60 | 11.6 | 11.1 | 11.4 | 10.8 | 9.1 | 8.4 | 7.6 | 7.3 | 8.0 | 9.1 | 10.7 | 11.3 | 9.7 |
| CLEVELAND | OH | 67 | 12.2 | 11.8 | 12.0 | 11.5 | 10.0 | 9.2 | 8.6 | 8.2 | 8.9 | 9.9 | 11.7 | 12.0 | 10.5 |
| COLUMBUS | OH | 59 | 9.8 | 9.6 | 10.1 | 9.6 | 8.1 | 7.2 | 6.5 | 6.2 | 6.4 | 7.4 | 9.1 | 9.4 | 8.3 |
| DAYTON | OH | 65 | 11.4 | 11.3 | 11.7 | 11.3 | 9.7 | 8.8 | 7.9 | 7.3 | 8.1 | 9.0 | 11.0 | 11.1 | 9.9 |
| MANSFIELD | OH | 24 | 12.3 | 11.5 | 11.4 | 11.1 | 9.6 | 8.6 | 7.6 | 7.5 | 8.0 | 9.4 | 10.8 | 11.5 | 10.0 |
| TOLEDO | OH | 53 | 11.0 | 10.4 | 10.9 | 10.9 | 9.5 | 8.3 | 7.5 | 7.1 | 7.5 | 8.8 | 10.1 | 10.4 | 9.4 |
| YOUNGSTOWN | OH | 59 | 11.4 | 11.1 | 11.3 | 10.8 | 9.4 | 8.4 | 7.7 | 7.4 | 8.1 | 9.2 | 10.7 | 11.1 | 9.7 |
| OKLAHOMA CITY | OK | 60 | 12.5 | 13.1 | 14.3 | 14.2 | 12.5 | 11.8 | 10.8 | 10.4 | 10.8 | 11.8 | 12.3 | 12.3 | 12.2 |
| TULSA | OK | 60 | 10.3 | 10.7 | 11.9 | 11.9 | 10.6 | 9.9 | 9.3 | 8.8 | 9.1 | 9.6 | 10.3 | 10.1 | 10.2 |
| ASTORIA | OR | 55 | 9.1 | 9.0 | 8.8 | 8.7 | 8.5 | 8.6 | 8.7 | 8.0 | 7.5 | 7.5 | 8.4 | 9.1 | 8.5 |
| EUGENE | OR | 56 | 7.8 | 7.8 | 8.2 | 7.7 | 7.4 | 7.6 | 8.0 | 7.6 | 7.4 | 6.7 | 7.3 | 7.6 | 7.6 |
| MEDFORD | OR | 59 | 4.1 | 4.5 | 5.2 | 5.6 | 5.7 | 5.9 | 5.8 | 5.3 | 4.5 | 3.7 | 3.6 | 3.7 | 4.8 |
| PENDLETON | OR | 55 | 7.6 | 8.2 | 9.1 | 9.8 | 9.5 | 9.5 | 9.0 | 8.6 | 8.3 | 7.6 | 7.8 | 7.8 | 8.6 |
| PORTLAND | OR | 60 | 9.9 | 9.2 | 8.3 | 7.4 | 7.1 | 7.2 | 7.6 | 7.1 | 6.5 | 6.5 | 8.5 | 9.6 | 7.9 |
| SALEM | OR | 60 | 7.9 | 7.7 | 7.8 | 7.2 | 6.7 | 6.6 | 6.7 | 6.3 | 6.1 | 6.0 | 7.3 | 7.8 | 7.0 |
| SEXTON SUMMIT | OR | 60 | 12.7 | 12.2 | 11.2 | 10.2 | 9.9 | 10.4 | 11.0 | 10.4 | 10.4 | 11.3 | 13.5 | 13.1 | 11.4 |
| GUAM | PC | 18 | 10.9 | 11.6 | 11.2 | 10.9 | 9.7 | 8.5 | 7.1 | 6.8 | 6.1 | 7.4 | 10.0 | 11.4 | 9.3 |
| JOHNSTON ISLAND | PC | 23 | 14.4 | 15.8 | 16.9 | 16.7 | 15.9 | 16.1 | 16.0 | 15.4 | 14.4 | 15.0 | 16.0 | 16.9 | 15.8 |
| KOROR | PC | 43 | 7.7 | 7.7 | 7.5 | 6.9 | 6.3 | 6.0 | 6.4 | 6.7 | 6.5 | 6.7 | 6.2 | 6.8 | 6.8 |
| KWAJALEIN | PC | 42 | 16.9 | 16.4 | 16.4 | 15.2 | 13.9 | 13.0 | 11.1 | 9.7 | 9.2 | 10.0 | 12.3 | 16.5 | 13.4 |
| MAJURO | PC | 44 | 12.6 | 12.8 | 12.7 | 12.1 | 11.1 | 9.9 | 8.4 | 7.4 | 7.1 | 7.4 | 8.7 | 11.7 | 10.2 |
| PAGO PAGO | PC | 41 | 9.3 | 9.3 | 8.8 | 8.8 | 10.7 | 12.6 | 13.2 | 13.1 | 12.9 | 12.2 | 10.7 | 9.7 | 10.9 |
| POHNPEI | PC | 34 | 8.2 | 8.4 | 7.7 | 7.1 | 6.5 | 5.9 | 5.0 | 4.7 | 5.0 | 4.9 | 5.4 | 7.1 | 6.3 |
| CHUUK | PC | 43 | 11.1 | 11.4 | 10.9 | 9.9 | 8.9 | 7.6 | 7.3 | 7.8 | 7.9 | 7.8 | 8.1 | 9.9 | 9.1 |
| WAKE ISLAND | PC | 43 | 13.6 | 13.5 | 14.5 | 15.6 | 14.3 | 12.6 | 12.6 | 12.0 | 12.4 | 14.0 | 16.0 | 14.9 | 13.8 |
| YAP | PC | 39 | 9.7 | 10.2 | 9.6 | 8.9 | 7.7 | 6.9 | 6.9 | 7.2 | 7.1 | 6.7 | 7.5 | 8.8 | 8.1 |
| ALLENTOWN | PA | 59 | 10.0 | 10.3 | 10.9 | 10.3 | 9.0 | 8.1 | 7.2 | 6.8 | 7.3 | 8.0 | 8.9 | 9.5 | 8.9 |
| ERIE | PA | 54 | 13.0 | 11.8 | 11.7 | 11.2 | 9.9 | 9.6 | 9.0 | 8.9 | 9.9 | 11.1 | 12.7 | 13.0 | 11.0 |
| HARRISBURG | PA | 48 | 8.2 | 9.0 | 9.5 | 9.1 | 7.6 | 6.8 | 6.2 | 5.8 | 6.0 | 6.6 | 7.8 | 8.0 | 7.5 |
| MIDDLETOWN/HARRISBURG | PA | 66 | 8.6 | 9.1 | 9.7 | 9.3 | 7.8 | 6.9 | 6.3 | 5.9 | 6.1 | 6.6 | 7.9 | 8.1 | 7.7 |
| PHILADELPHIA | PA | 68 | 10.3 | 10.9 | 11.3 | 10.8 | 9.5 | 8.8 | 8.2 | 8.0 | 8.3 | 8.8 | 9.6 | 10.0 | 9.5 |
| PITTSBURGH | PA | 56 | 10.4 | 10.3 | 10.5 | 10.2 | 8.7 | 8.0 | 7.3 | 6.8 | 7.3 | 8.3 | 9.5 | 10.1 | 9.0 |
| AVOCA | PA | 53 | 8.7 | 8.8 | 9.3 | 9.2 | 8.3 | 7.4 | 7.1 | 6.7 | 7.2 | 7.6 | 8.2 | 8.6 | 8.2 |
| WILLIAMSPORT | PA | 46 | 8.6 | 8.6 | 8.7 | 8.8 | 7.6 | 6.6 | 6.2 | 5.8 | 5.9 | 6.6 | 7.8 | 8.2 | 7.5 |
| BLOCK IS. | RI | 6 | 12.6 | 12.1 | 11.8 | 10.9 | 10.2 | 9.9 | 9.6 | 8.1 | 8.0 | 9.3 | 12.6 | 11.8 | 10.6 |
| PROVIDENCE | RI | 55 | 10.9 | 11.4 | 11.9 | 11.7 | 10.6 | 9.9 | 9.4 | 9.2 | 9.2 | 9.5 | 10.1 | 10.5 | 10.4 |
| CHARLESTON AP | SC | 59 | 9.1 | 9.8 | 10.0 | 9.7 | 8.6 | 8.3 | 7.8 | 7.4 | 7.7 | 8.0 | 8.1 | 8.5 | 8.6 |
| COLUMBIA | SC | 60 | 7.2 | 7.7 | 8.2 | 8.2 | 7.0 | 6.6 | 6.3 | 5.8 | 6.0 | 6.1 | 6.3 | 6.7 | 6.8 |
| GREENVILLE-SPARTANBURG AP | SC | 46 | 7.6 | 8.0 | 8.3 | 8.0 | 7.0 | 6.5 | 6.1 | 5.7 | 6.2 | 6.5 | 6.8 | 7.4 | 7.0 |
| ABERDEEN | SD | 32 | 11.0 | 11.2 | 12.1 | 12.4 | 12.2 | 10.4 | 9.2 | 9.6 | 10.4 | 10.8 | 10.8 | 10.5 | 10.9 |
| HURON | SD | 69 | 11.4 | 11.3 | 12.3 | 13.2 | 12.3 | 11.2 | 10.3 | 10.4 | 11.1 | 11.3 | 11.7 | 11.1 | 11.5 |
| RAPID CITY | SD | 58 | 10.7 | 11.1 | 12.4 | 13.1 | 12.2 | 10.9 | 10.1 | 10.2 | 11.0 | 11.2 | 10.8 | 10.5 | 11.2 |
| SIOUX FALLS | SD | 60 | 10.9 | 11.1 | 12.2 | 12.9 | 11.8 | 10.7 | 9.8 | 9.8 | 10.3 | 10.7 | 11.1 | 10.6 | 11.0 |
| BRISTOL-JHNSN CTY-KNGSPRT | TN | 54 | 6.4 | 6.5 | 7.1 | 6.9 | 5.3 | 4.7 | 4.3 | 3.9 | 4.3 | 4.6 | 5.4 | 5.8 | 5.4 |
| CHATTANOOGA | TN | 68 | 6.9 | 7.3 | 7.7 | 7.3 | 5.9 | 5.3 | 5.0 | 4.6 | 4.9 | 4.9 | 6.0 | 6.4 | 6.0 |
| KNOXVILLE | TN | 66 | 7.7 | 8.0 | 8.4 | 8.4 | 6.8 | 6.3 | 6.0 | 5.5 | 5.6 | 5.7 | 6.7 | 7.2 | 6.9 |
| MEMPHIS | TN | 60 | 10.0 | 10.1 | 10.7 | 10.2 | 8.8 | 7.9 | 7.5 | 6.9 | 7.5 | 7.7 | 9.0 | 9.6 | 8.8 |
| NASHVILLE | TN | 67 | 9.1 | 9.3 | 9.9 | 9.2 | 7.6 | 7.0 | 6.5 | 6.2 | 6.5 | 6.8 | 8.4 | 8.9 | 8.0 |
| OAK RIDGE | TN | 19 | 4.6 | 4.7 | 5.0 | 5.4 | 4.2 | 3.9 | 3.6 | 3.3 | 3.4 | 3.2 | 3.8 | 4.2 | 4.1 |
| ABILENE | TX | 64 | 11.6 | 12.4 | 13.7 | 13.8 | 12.9 | 12.4 | 10.7 | 10.1 | 10.3 | 11.0 | 11.6 | 11.7 | 11.9 |
| AMARILLO | TX | 67 | 12.8 | 13.8 | 15.2 | 15.2 | 14.5 | 14.2 | 12.7 | 12.0 | 12.8 | 12.8 | 13.0 | 12.7 | 13.5 |
| AUSTIN/CITY | TX | 67 | 8.8 | 9.1 | 9.9 | 9.7 | 9.2 | 8.6 | 8.0 | 7.5 | 7.3 | 7.5 | 8.2 | 8.4 | 8.6 |
| AUSTIN/BERGSTROM | TX | 19 | 7.7 | 8.0 | 8.4 | 8.0 | 8.0 | 6.8 | 6.4 | 6.1 | 6.1 | 6.2 | 7.2 | 7.3 | 7.1 |
| BROWNSVILLE | TX | 66 | 11.1 | 11.9 | 13.0 | 13.6 | 12.9 | 12.0 | 11.3 | 10.2 | 9.1 | 9.4 | 10.4 | 10.6 | 11.3 |
| CORPUS CHRISTI | TX | 66 | 12.0 | 12.9 | 13.9 | 14.3 | 12.8 | 11.7 | 11.1 | 10.9 | 10.3 | 10.4 | 11.7 | 11.6 | 12.0 |
| DALLAS-FORT WORTH | TX | 55 | 11.0 | 11.7 | 12.6 | 12.4 | 11.1 | 10.7 | 9.7 | 8.9 | 9.3 | 9.7 | 10.7 | 10.8 | 10.7 |
| DALLAS-LOVE FIELD | TX | 9 | 9.1 | 9.9 | 10.6 | 11.4 | 11.0 | 10.1 | 8.8 | 8.2 | 8.0 | 8.5 | 9.0 | 9.3 | 9.4 |
| DEL RIO | TX | 29 | 8.4 | 9.1 | 10.4 | 10.8 | 10.5 | 11.1 | 10.5 | 9.5 | 8.6 | 8.7 | 7.9 | 8.0 | 9.5 |
| EL PASO | TX | 66 | 8.3 | 9.1 | 10.9 | 11.0 | 10.3 | 9.3 | 8.3 | 7.7 | 7.6 | 7.5 | 8.0 | 7.9 | 8.8 |
| GALVESTON | TX | 60 | 11.6 | 11.8 | 11.9 | 12.1 | 11.5 | 10.7 | 9.8 | 9.4 | 10.1 | 10.3 | 11.2 | 11.3 | 11.0 |
| HOUSTON | TX | 39 | 8.1 | 8.5 | 9.0 | 9.0 | 8.1 | 7.3 | 6.6 | 6.1 | 6.5 | 6.9 | 7.6 | 7.7 | 7.6 |
| LUBBOCK | TX | 59 | 12.0 | 13.1 | 14.6 | 14.7 | 14.1 | 13.5 | 11.3 | 10.1 | 10.5 | 11.2 | 11.7 | 11.8 | 12.4 |
| MIDLAND-ODESSA | TX | 55 | 10.4 | 11.2 | 12.5 | 12.8 | 12.4 | 12.3 | 10.8 | 10.1 | 10.0 | 10.1 | 10.4 | 10.1 | 11.1 |
| PORT ARTHUR | TX | 55 | 10.7 | 11.2 | 11.3 | 11.5 | 10.0 | 8.6 | 7.4 | 7.1 | 8.2 | 8.8 | 9.8 | 10.2 | 9.6 |
| SAN ANGELO | TX | 59 | 10.2 | 10.8 | 12.0 | 12.1 | 11.0 | 10.8 | 9.7 | 8.9 | 8.8 | 9.3 | 10.0 | 9.9 | 10.3 |
| SAN ANTONIO | TX | 66 | 8.8 | 9.3 | 10.1 | 10.1 | 9.8 | 9.7 | 9.1 | 8.4 | 8.3 | 8.3 | 8.6 | 8.4 | 9.1 |
| VICTORIA | TX | 47 | 10.4 | 10.8 | 11.3 | 11.7 | 10.7 | 9.7 | 8.7 | 8.2 | 8.4 | 8.8 | 9.6 | 10.0 | 9.9 |
| WACO | TX | 59 | 11.3 | 11.6 | 12.5 | 12.6 | 11.3 | 10.9 | 10.5 | 9.8 | 9.3 | 10.0 | 10.8 | 10.9 | 11.0 |
| WICHITA FALLS | TX | 60 | 11.3 | 11.9 | 13.1 | 13.1 | 12.2 | 12.1 | 11.0 | 10.3 | 10.4 | 10.7 | 11.4 | 11.1 | 11.6 |
| SALT LAKE CITY | UT | 79 | 7.5 | 8.1 | 9.3 | 9.6 | 9.4 | 9.4 | 9.5 | 9.7 | 9.1 | 8.5 | 8.0 | 7.6 | 8.8 |
| BURLINGTON | VT | 65 | 9.7 | 9.2 | 9.4 | 9.5 | 8.9 | 8.5 | 8.0 | 7.7 | 8.3 | 8.8 | 9.6 | 9.9 | 9.0 |
| LYNCHBURG | VA | 41 | 7.7 | 7.7 | 8.1 | 8.0 | 6.6 | 5.9 | 5.6 | 5.3 | 5.7 | 6.1 | 6.8 | 6.9 | 6.7 |
| NORFOLK | VA | 60 | 11.4 | 11.8 | 12.1 | 11.7 | 10.4 | 9.7 | 8.9 | 8.8 | 9.6 | 10.1 | 10.3 | 10.8 | 10.5 |
| RICHMOND | VA | 60 | 8.1 | 8.6 | 9.1 | 9.0 | 7.9 | 7.4 | 6.9 | 6.5 | 6.7 | 7.0 | 7.6 | 7.8 | 7.7 |
| ROANOKE | VA | 60 | 9.3 | 9.3 | 9.9 | 9.5 | 7.8 | 6.8 | 6.5 | 6.1 | 6.0 | 6.8 | 8.0 | 8.6 | 7.9 |
| OLYMPIA | WA | 55 | 6.9 | 6.9 | 7.2 | 7.3 | 6.9 | 6.7 | 6.2 | 6.0 | 5.7 | 5.8 | 6.8 | 7.0 | 6.6 |
| QUILLAYUTE | WA | 42 | 6.7 | 6.7 | 6.6 | 6.2 | 5.8 | 5.7 | 5.4 | 5.1 | 4.8 | 5.3 | 6.3 | 6.5 | 5.9 |
| SEATTLE SEA-TAC AP | WA | 60 | 9.5 | 9.3 | 9.4 | 9.3 | 8.9 | 8.6 | 8.1 | 7.8 | 8.0 | 8.3 | 9.0 | 9.6 | 8.8 |
| SPOKANE | WA | 61 | 8.7 | 9.1 | 9.7 | 10.0 | 9.2 | 9.3 | 8.6 | 8.3 | 8.2 | 8.2 | 8.7 | 8.6 | 8.9 |
| YAKIMA | WA | 54 | 5.5 | 6.4 | 7.9 | 8.6 | 8.5 | 8.2 | 7.8 | 7.4 | 7.3 | 6.6 | 5.8 | 5.1 | 7.1 |
| SAN JUAN | PR | 53 | 8.3 | 8.7 | 9.1 | 8.8 | 8.3 | 8.9 | 9.6 | 8.7 | 7.5 | 6.6 | 7.4 | 8.0 | 8.3 |
| BECKLEY | WV | 44 | 9.6 | 9.4 | 9.9 | 9.4 | 8.0 | 7.0 | 6.2 | 6.0 | 6.6 | 7.5 | 8.8 | 9.4 | 8.2 |
| CHARLESTON | WV | 61 | 6.9 | 6.8 | 7.4 | 7.1 | 5.7 | 5.2 | 4.8 | 4.3 | 4.6 | 4.8 | 6.0 | 6.4 | 5.8 |
| ELKINS | WV | 37 | 6.9 | 7.2 | 7.3 | 6.9 | 5.9 | 4.4 | 4.0 | 3.8 | 3.9 | 4.5 | 6.0 | 6.2 | 5.6 |
| HUNTINGTON | WV | 46 | 7.5 | 7.5 | 8.0 | 7.5 | 6.1 | 5.7 | 5.3 | 5.1 | 5.2 | 5.8 | 6.8 | 7.3 | 6.5 |
| GREEN BAY | WI | 59 | 10.8 | 10.5 | 10.7 | 11.2 | 10.0 | 9.1 | 8.2 | 7.9 | 8.9 | 9.8 | 10.7 | 10.3 | 9.8 |
| LA CROSSE | WI | 56 | 8.7 | 8.7 | 9.3 | 10.4 | 9.4 | 8.4 | 7.6 | 7.5 | 8.2 | 9.3 | 9.8 | 8.9 | 8.9 |
| MADISON | WI | 62 | 10.3 | 10.1 | 10.6 | 11.2 | 10.0 | 8.8 | 8.0 | 7.9 | 8.4 | 9.4 | 10.2 | 9.7 | 9.6 |
| MILWAUKEE | WI | 68 | 12.6 | 12.2 | 12.7 | 12.8 | 11.5 | 10.4 | 9.7 | 9.5 | 10.4 | 11.4 | 12.4 | 12.2 | 11.5 |
| CASPER | WY | 58 | 15.8 | 14.6 | 13.4 | 12.5 | 11.6 | 10.9 | 10.1 | 10.3 | 10.8 | 11.9 | 14.4 | 15.9 | 12.7 |
| CHEYENNE | WY | 51 | 15.1 | 14.4 | 14.4 | 14.1 | 12.6 | 11.4 | 10.4 | 10.4 | 11.2 | 12.3 | 13.5 | 14.7 | 12.9 |
| LANDER | WY | 62 | 5.9 | 5.9 | 7.0 | 7.8 | 7.8 | 7.8 | 7.5 | 7.4 | 6.9 | 6.0 | 5.6 | 5.6 | 6.8 |
| SHERIDAN | WY | 65 | 7.7 | 7.8 | 8.9 | 9.8 | 9.0 | 8.1 | 7.3 | 7.4 | 7.5 | 7.5 | 7.6 | 7.6 | 8.0 |