HEATING DEGREE DAY DATA MONTHLY SUMMARY POPULATION-WEIGHTED STATE,REGIONAL,AND NATIONAL AVERAGES CLIMATE PREDICTION CENTER-NCEP-NWS-NOAA MONTHLY DATA FOR MAY 2011 ACCUMULATIONS ARE FROM JUL 1, 2010 -999 = NORMAL LESS THAN 100 OR RATIO INCALCULABLE STATE MONTH MON MON CUM CUM CUM CUM CUM TOTAL DEV DEV TOTAL DEV DEV DEV DEV FROM FROM FROM FROM FROM FROM NORM L YR NORM L YR NORM L YR PRCT PRCT ALABAMA 55 31 43 2780 12 -351 0 -11 ARIZONA 36 20 -2 2050 95 -221 5 -10 ARKANSAS 83 49 62 3373 -12 -337 0 -9 CALIFORNIA 210 95 8 2716 161 19 6 1 COLORADO 456 119 37 6635 -214 -603 -3 -8 CONNECTICUT 186 -49 36 5937 -75 470 -1 9 DELAWARE 80 -39 -15 4660 119 183 3 4 FLORIDA 0 0 0 806 183 -202 29 -20 GEORGIA 54 21 41 2987 134 -229 5 -7 IDAHO 468 144 -45 6979 300 59 4 1 ILLINOIS 223 43 57 6355 213 339 3 6 INDIANA 176 17 54 5842 177 241 3 4 IOWA 235 47 19 7156 364 130 5 2 KANSAS 146 54 4 5108 230 -347 5 -6 KENTUCKY 135 42 76 4598 151 -91 3 -2 LOUISIANA 12 11 11 1814 50 -439 3 -19 MAINE 359 -24 64 7768 -153 598 -2 8 MARYLAND 69 -43 -19 4676 105 189 2 4 MASSACHUSETTS 242 -32 58 6261 -45 420 -1 7 MICHIGAN 250 -15 36 6987 252 570 4 9 MINNESOTA 343 47 45 8844 450 779 5 10 MISSISSIPPI 49 36 42 2502 13 -409 1 -14 MISSOURI 171 70 52 5196 144 -136 3 -3 MONTANA 523 113 -31 8127 461 318 6 4 NEBRASKA 226 52 -23 6514 216 -348 3 -5 NEVADA 191 93 8 3658 -8 -199 0 -5 NEW HAMPSHIRE 268 -78 48 7309 -196 592 -3 9 NEW JERSEY 129 -48 1 5346 49 385 1 8 NEW MEXICO 169 44 16 4071 -434 -662 -10 -14 NEW YORK 193 -39 18 6278 177 492 3 9 NORTH CAROLINA 45 -14 21 3547 114 39 3 1 NORTH DAKOTA 429 94 43 9557 557 778 6 9 OHIO 166 -29 43 5876 50 260 1 5 OKLAHOMA 88 50 47 3608 15 -451 0 -11 OREGON 517 195 26 5642 672 284 14 5 PENNSYLVANIA 134 -67 -14 5811 92 362 2 7 RHODE ISLAND 227 -24 70 5780 -113 336 -2 6 SOUTH CAROLINA 34 7 25 2948 203 -109 7 -4 SOUTH DAKOTA 350 88 5 7966 562 170 8 2 TENNESSEE 108 40 72 3995 116 -204 3 -5 TEXAS 23 19 17 1814 -97 -520 -5 -22 UTAH 422 154 -17 6329 -36 -488 -1 -7 VERMONT 244 -68 1 7784 208 707 3 10 VIRGINIA 77 -39 6 4420 -5 90 0 2 WASHINGTON 456 145 15 5911 643 492 12 9 WEST VIRGINIA 135 -28 42 5333 139 82 3 2 WISCONSIN 323 39 80 7681 244 678 3 10 WYOMING 570 148 11 7863 111 -299 1 -4 POPULATION WEIGHTED REGION NEW ENGLAND 240 -37 54 6385 -79 460 -1 8 MIDDLE ATLANTIC 161 -49 6 5934 123 431 2 8 E N CENTRAL 220 10 52 6466 186 411 3 7 W N CENTRAL 241 57 31 6790 304 145 5 2 SOUTH ATLANTIC 42 -11 13 2856 132 -58 5 -2 E S CENTRAL 91 34 61 3580 73 -243 2 -6 W S CENTRAL 33 25 23 2117 -76 -487 -3 -19 MOUNTAIN 280 83 4 4869 -10 -307 0 -6 PACIFIC 269 109 14 3394 271 105 9 3 UNITED STATES 161 22 20 4408 105 46 2 1 BOTTLED TANK LP GAS HEATING WEIGHTED REGION NEW ENGLAND 259 -50 53 6765 -125 502 -2 8 MIDDLE ATLANTIC 161 -50 4 5968 126 422 2 8 E N CENTRAL 232 11 54 6617 188 436 3 7 W N CENTRAL 247 58 29 6901 329 159 5 2 SOUTH ATLANTIC 51 -13 19 3391 110 -34 3 -1 E S CENTRAL 83 37 58 3351 64 -276 2 -8 W S CENTRAL 42 26 27 2409 -54 -466 -2 -16 MOUNTAIN 311 77 4 5517 -14 -240 0 -4 PACIFIC 266 106 10 3393 267 105 9 3 UNITED STATES 171 25 25 4924 147 70 3 1 COAL AND COKE HEATING WEIGHTED REGION NEW ENGLAND 254 -40 54 6534 -99 471 -1 8 MIDDLE ATLANTIC 145 -61 -6 5890 100 374 2 7 E N CENTRAL 188 -2 48 6079 143 300 2 5 W N CENTRAL 353 73 37 8522 459 531 6 7 SOUTH ATLANTIC 99 -29 18 4747 101 91 2 2 E S CENTRAL 126 37 72 4403 135 -128 3 -3 W S CENTRAL 36 26 25 2183 -58 -474 -3 -18 MOUNTAIN 405 109 -4 6435 25 -285 0 -4 PACIFIC 326 122 11 4132 372 202 10 5 UNITED STATES 170 -30 8 5787 106 276 2 5 NO FUEL USED POPULATION WEIGHTED REGION NEW ENGLAND 249 -42 52 6544 -87 471 -1 8 MIDDLE ATLANTIC 170 -47 7 6054 142 447 2 8 E N CENTRAL 225 9 49 6520 189 409 3 7 W N CENTRAL 288 58 33 7649 383 355 5 5 SOUTH ATLANTIC 14 -6 3 1578 160 -152 11 -9 E S CENTRAL 86 32 57 3524 71 -260 2 -7 W S CENTRAL 24 20 16 1948 -88 -508 -4 -21 MOUNTAIN 164 51 5 3517 45 -254 1 -7 PACIFIC 217 95 10 2784 157 16 6 1 UNITED STATES 163 54 14 3283 154 31 5 1 ELECTRICITY HEATING WEIGHTED REGION NEW ENGLAND 230 -41 51 6256 -68 451 -1 8 MIDDLE ATLANTIC 152 -54 2 5876 98 412 2 8 E N CENTRAL 207 6 51 6287 163 346 3 6 W N CENTRAL 230 60 32 6504 277 61 4 1 SOUTH ATLANTIC 29 -6 10 2353 134 -104 6 -4 E S CENTRAL 91 35 62 3572 73 -242 2 -6 W S CENTRAL 31 26 23 2045 -76 -497 -4 -20 MOUNTAIN 190 64 3 3752 45 -256 1 -6 PACIFIC 319 121 11 3998 363 197 10 5 UNITED STATES 116 24 21 3428 129 -64 4 -2 OTHER FUEL HEATING WEIGHTED REGION NEW ENGLAND 252 -42 54 6566 -87 487 -1 8 MIDDLE ATLANTIC 172 -46 7 6058 135 445 2 8 E N CENTRAL 225 4 49 6563 174 428 3 7 W N CENTRAL 285 58 29 7573 377 301 5 4 SOUTH ATLANTIC 68 -19 14 3954 104 53 3 1 E S CENTRAL 103 36 65 3889 95 -204 3 -5 W S CENTRAL 52 30 30 2671 -44 -472 -2 -15 MOUNTAIN 328 88 1 5561 3 -262 0 -4 PACIFIC 319 122 12 3938 345 166 10 4 UNITED STATES 223 28 26 5625 177 217 3 4 SOLAR ENERGY HEATING WEIGHTED REGION NEW ENGLAND 255 -39 55 6538 -89 469 -1 8 MIDDLE ATLANTIC 165 -50 4 6023 132 434 2 8 E N CENTRAL 217 8 50 6431 185 400 3 7 W N CENTRAL 242 59 28 6785 319 120 5 2 SOUTH ATLANTIC 41 -10 12 2681 131 -65 5 -2 E S CENTRAL 108 38 66 4008 105 -187 3 -4 W S CENTRAL 35 28 26 2140 -65 -471 -3 -18 MOUNTAIN 284 77 13 5002 -158 -462 -3 -8 PACIFIC 243 104 11 3088 221 55 8 2 UNITED STATES 208 50 20 4325 88 -27 2 -1 UTILITY GAS CUSTOMER HEATING WEIGHTED REGION NEW ENGLAND 229 -41 51 6212 -66 437 -1 8 MIDDLE ATLANTIC 158 -50 3 5886 110 423 2 8 E N CENTRAL 220 8 49 6480 186 400 3 7 W N CENTRAL 242 58 31 6832 304 147 5 2 SOUTH ATLANTIC 62 -10 18 3697 121 -10 3 0 E S CENTRAL 95 34 63 3656 83 -242 2 -6 W S CENTRAL 38 26 25 2237 -55 -469 -2 -17 MOUNTAIN 320 95 6 5267 -55 -375 -1 -7 PACIFIC 251 109 10 3180 250 76 9 2 UNITED STATES 187 23 27 4934 130 115 3 2 FUEL OIL, KEROSENE, ETC HEATING WEIGHTED REGION NEW ENGLAND 250 -41 53 6515 -95 480 -1 8 MIDDLE ATLANTIC 168 -47 6 6034 138 445 2 8 E N CENTRAL 230 3 55 6602 164 446 3 7 W N CENTRAL 327 60 42 8324 432 565 5 7 SOUTH ATLANTIC 65 -26 5 4143 101 96 2 2 E S CENTRAL 112 39 69 4096 114 -177 3 -4 W S CENTRAL 36 27 25 2170 -69 -475 -3 -18 MOUNTAIN 279 -24 -3 7406 204 524 3 8 PACIFIC 416 147 15 5130 555 339 12 7 UNITED STATES 192 -34 19 6010 79 408 1 7 WOOD BURNING HEATING WEIGHTED REGION NEW ENGLAND 285 -40 57 6991 -116 536 -2 8 MIDDLE ATLANTIC 162 -51 3 6021 138 430 2 8 E N CENTRAL 238 5 53 6731 200 476 3 8 W N CENTRAL 229 58 38 6514 276 104 4 2 SOUTH ATLANTIC 66 -21 16 3911 84 13 2 0 E S CENTRAL 100 36 65 3794 86 -220 2 -5 W S CENTRAL 58 34 39 2805 -18 -419 -1 -13 MOUNTAIN 310 71 -5 5707 41 -142 1 -2 PACIFIC 347 132 15 4241 402 215 10 5 UNITED STATES 221 34 28 5245 167 159 3 3