Growing Degree Day Summary

Base 50 GDD Summary for the Week Ending 2026-7-23
State/Station Last Week Since March 15 Last Season Seasonal Departure
Connecticut
   IGOR I SIKORSKY MEMORIAL AIRPORT 161 1703 1749 124
   HARTFORD-BRADLEY INTERNATIONAL AIRPORT 145 1685 1726 140
Delaware
   WILMINGTON AIRPORT 191 2198 2198 277
Maine
   AUGUSTA STATE AIRPORT 129 1271 1304 163
   CARIBOU WFO 88 868 916 1
   PORTLAND JETPORT 132 1244 1126 142
Maryland
   BALTIMORE-WASHINGTON INTERNATIONAL AIRPORT 195 2264 2373 230
   FROSTBURG 2 136 1552 1561 286
   SALISBURY-WICOMICO REGIONAL AIRPORT 202 2223 2272 228
Massachusetts
   BOSTON LOGAN INTERNATIONAL AIRPORT 169 1689 1635 242
   WORCESTER REGIONAL AIRPORT 124 1405 1426 175
New Hampshire
   BERLIN 98 947 1010 36
   CONCORD MUNICIPAL AIRPORT 127 1405 1424 163
   LEBANON MUNICIPAL AIRPORT 103 1334 1299 138
New Jersey
   MILLVILLE MUNICIPAL AIRPORT 178 1957 1983 204
   NEWARK LIBERTY INTL AP 186 2172 2240 254
   NEW BRUNSWICK 3 SE 178 2033 1960 309
New York
   ALBANY INTERNATIONAL AIRPORT 134 1549 1619 69
   BINGHAMTON (GREATER AP) 112 1331 1297 175
   BRIDGEHAMPTON 65 1274 1353 154
   BUFFALO NIAGARA INTERNATIONAL AIRPOR 125 1397 1468 62
   FRANKLINVILLE 105 1125 1176 51
   GLENS FALLS/FLOYD BENNETT MEMORIAL AIRPORT 106 1244 1309 72
   ISLIP-LI MACARTHUR AP 160 1681 1854 145
   ITHACA CORNELL UNIV 106 1250 1298 98
   MASSENA INTL AP 104 1202 1248 54
   LAGUARDIA AIRPORT 192 2125 2096 150
   FREDERICK DOUGLASS GREATER ROCHESTER INTERNATIONAL AIRPORT 120 1440 1469 21
   SYRACUSE HANCOCK INTL AP 127 1521 1537 161
   TUPPER LAKE SUNMOUNT M 478 524 42
   WATERTOWN INTERNATIONAL AIRPORT 104 1132 1255 47
   WESTCHESTER CO AP 146 1682 1779 171
Pennsylvania
   ALTOONA BLAIR COUNTY AP 116 1647 1771 107
   ERIE INTL AP 114 1535 1528 97
   PHILADELPHIA INTL AP 207 2391 2287 374
   PITTSBURGH INTERNATIONAL AIRPORT 137 1877 1957 234
   STATE COLLEGE 141 1676 1705 182
   WELLSBORO 4 SW 105 1223 1263 146
   WILKES-BARRE/SCRANTON INTERNATIONAL AIRPORT 132 1598 1637 7
   WILLIAMSPORT REGIONAL AP 147 1748 1829 158
Rhode Island
   RHODE ISLAND T.F. GREEN INTERNATIONAL AIRPORT 155 1688 1642 208
Vermont
   BURLINGTON INTERNATIONAL AIRPORT 134 1475 1564 96
   RUTLAND 103 1118 1151 49
District of Columbia
   WASHINGTON REAGAN NATIONAL AIRPORT 222 2573 2605 214
West Virginia
   BECKLEY RALEIGH COUNTY AIRPORT 148 1830 1873 225
   CHARLESTON - WEST VIRGINIA INTERNATIONAL YEAGER AIRPORT 189 2248 2271 219
   SNOWSHOE 136 1046 1054 308

GDD values for missing days are estimated.

NRCC