Growing Degree Day Summary

Base 50 GDD Summary for the Week Ending 2025-7-2
State/Station Last Week Since March 15 Last Season Seasonal Departure
Connecticut
   IGOR I SIKORSKY MEMORIAL AIRPORT 180 1168 1213 128
   HARTFORD-BRADLEY INTERNATIONAL AIRPORT 168 1182 1369 148
Delaware
   WILMINGTON AIRPORT 203 1572 1484 231
Maine
   AUGUSTA STATE AIRPORT 125 845 914 158
   CARIBOU WFO 95 533 725 18
   PORTLAND JETPORT 120 697 758 22
Maryland
   BALTIMORE-WASHINGTON INTERNATIONAL AIRPORT 214 1742 1697 304
   FROSTBURG 2 170 1079 1091 212
   SALISBURY-WICOMICO REGIONAL AIRPORT 218 1654 1504 247
Massachusetts
   BOSTON LOGAN INTERNATIONAL AIRPORT 158 1103 1050 162
   WORCESTER REGIONAL AIRPORT 158 951 1018 167
New Hampshire
   BERLIN 106 623 679 54
   CONCORD MUNICIPAL AIRPORT 143 937 923 139
   LEBANON MUNICIPAL AIRPORT 142 919 949 147
New Jersey
   MILLVILLE MUNICIPAL AIRPORT 198 1398 1380 196
   NEWARK LIBERTY INTL AP 210 1579 1607 254
   NEW BRUNSWICK 3 SE 195 1362 1398 187
New York
   ALBANY INTERNATIONAL AIRPORT 163 1079 1237 86
   BINGHAMTON (GREATER AP) 133 855 975 96
   BRIDGEHAMPTON 28 763 891 148
   BUFFALO NIAGARA INTERNATIONAL AIRPOR 158 965 1175 84
   FRANKLINVILLE 154 767 1002 65
   GLENS FALLS/FLOYD BENNETT MEMORIAL AIRPORT 146 848 929 89
   ISLIP-LI MACARTHUR AP 186 1266 1179 256
   ITHACA CORNELL UNIV 140 858 927 104
   MASSENA INTL AP 138 808 860 71
   LAGUARDIA AIRPORT 194 1461 1482 98
   FREDERICK DOUGLASS GREATER ROCHESTER INTERNATIONAL AIRPORT 157 978 1142 30
   SYRACUSE HANCOCK INTL AP 158 1020 1249 119
   TUPPER LAKE SUNMOUNT 32 430 524 44
   WATERTOWN INTERNATIONAL AIRPORT 139 819 951 133
   WESTCHESTER CO AP 177 1213 1202 208
Pennsylvania
   ALTOONA BLAIR COUNTY AP 177 1263 1281 194
   ERIE INTL AP 171 1024 1229 39
   PHILADELPHIA INTL AP 207 1626 1643 213
   PITTSBURGH INTERNATIONAL AIRPORT 193 1400 1506 245
   STATE COLLEGE 183 1174 1207 148
   WELLSBORO 4 SW 156 834 853 133
   WILKES-BARRE/SCRANTON INTERNATIONAL AIRPORT 163 1123 1277 31
   WILLIAMSPORT REGIONAL AP 180 1282 1347 192
Rhode Island
   RHODE ISLAND T.F. GREEN INTERNATIONAL AIRPORT 168 1122 1033 154
Vermont
   BURLINGTON INTERNATIONAL AIRPORT 160 1058 1116 150
   RUTLAND 127 717 820 44
District of Columbia
   WASHINGTON REAGAN NATIONAL AIRPORT 218 1932 1939 225
West Virginia
   BECKLEY RALEIGH COUNTY AIRPORT 176 1347 1366 175
   CHARLESTON - WEST VIRGINIA INTERNATIONAL YEAGER AIRPORT 210 1665 1738 179
   SNOWSHOE 146 690 765 205

GDD values for missing days are estimated.

NRCC