Heating Degree Days 2004
Month Allentown Normal Allentown 2004 Erie Normal Erie 2004 Harrisburg Normal Harrisburg 2004 Philadelphia Normal Philadelphia 2004 Pittsburgh Normal Pittsburgh 2004 Scranton Normal Scranton 2004 State College Normal State College 2004 Williamsport Normal Williamsport 2004
January 1147 1328 1209 1362 1076 1267 1020 1199 1163 1319 1214 1429 1211 1331 1201 1366
February 966 992 1074 1105 901 985 858 849 979 959 1040 1103 1030 1090 1014 1079
March 784 731 926 816 723 657 681 609 788 684 866 787 871 774 824 759
April 450 411 585 529 390 361 362 323 462 417 512 567 505 479 471 430
May 197 88 269 186 148 54 113 47 200 94 219 119 220 87 196 91
June 26 32 75 71 14 20 12 11 43 30 53 72 52 59 38 50
July 15 0 0 2 0 0 0 0 6 4 9 1 10 0 6 0
August 8 10 18 34 1 4 2 0 13 24 18 26 20 29 12 15
September 95 27 123 59 52 17 39 10 105 44 138 63 140 48 116 34
October 374 391 398 368 338 330 269 268 397 359 431 445 437 428 417 393
November 657 604 684 620 621 510 545 507 677 565 711 677 720 597 708 637
December 985 988 1016 1009 937 913 857 839 996 975 1047 1057 1054 1021 1033 1031
Cooling Degree Days 2004
Month Allentown Normal Allentown 2004 Erie Normal Erie 2004 Harrisburg Normal Harrisburg 2004 Philadelphia Normal Philadelphia 2004 Pittsburgh Normal Pittsburgh 2004 Scranton Normal Scranton 2004 State College Normal State College 2004 Williamsport Normal Williamsport 2004
January 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
February 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
March 1 0 1 0 0 0 2 0 2 0 1 0 0 0 0 0
April 6 1 5 11 1 7 10 9 10 9 5 6 0 11 6 6
May 45 124 35 51 54 163 72 186 41 111 36 91 33 113 39 104
June 164 125 105 84 186 176 234 121 143 113 113 82 109 95 135 109
July 288 237 199 157 337 298 395 357 244 207 220 164 203 158 251 194
August 235 219 166 112 279 253 351 318 351 144 174 153 160 159 206 182
September 83 72 63 80 87 118 152 179 152 75 57 41 29 47 68 73
October 7 0 6 1 11 1 19 2 19 0 4 0 4 0 4 0
November 0 0 0 0 0 0 2 0 2 0 0 0 0 0 0 0
December 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0