HEATING DEGREE DAY DATA MONTHLY SUMMARY POPULATION-WEIGHTED STATE,REGIONAL,AND NATIONAL AVERAGES CLIMATE PREDICTION CENTER-NCEP-NWS-NOAA MONTHLY DATA FOR SEP 2023 ACCUMULATIONS ARE FROM JUL 1, 2023 -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 0 -9 -13 0 -9 -13 -100 -100 ARIZONA 0 0 0 0 0 0 -999 -999 ARKANSAS 0 -21 -7 0 -21 -7 -100 -100 CALIFORNIA 28 10 13 28 10 11 56 65 COLORADO 140 -50 18 170 -49 44 -22 35 CONNECTICUT 96 -10 21 97 -18 22 -16 29 DELAWARE 28 -6 -14 28 -6 -14 -18 -33 FLORIDA 0 0 0 0 0 0 -999 -999 GEORGIA 0 -9 -15 0 -9 -15 -100 -100 IDAHO 182 -5 66 208 -28 88 -12 73 ILLINOIS 29 -66 -57 31 -67 -55 -68 -64 INDIANA 31 -49 -51 35 -47 -47 -57 -57 IOWA 30 -92 -65 38 -93 -57 -71 -60 KANSAS 1 -47 -18 1 -47 -18 -98 -95 KENTUCKY 6 -32 -51 6 -32 -51 -84 -89 LOUISIANA 0 0 -3 0 0 -3 -999 -100 MAINE 122 -99 -71 149 -153 -61 -51 -29 MARYLAND 36 -2 -4 36 -3 -4 -8 -10 MASSACHUSETTS 106 -18 4 111 -31 9 -22 9 MICHIGAN 100 -40 -19 123 -48 -3 -28 -2 MINNESOTA 105 -109 -72 142 -128 -51 -47 -26 MISSISSIPPI 0 -9 -6 0 -9 -6 -100 -100 MISSOURI 1 -60 -45 1 -60 -45 -98 -98 MONTANA 249 -41 49 328 -76 98 -19 43 NEBRASKA 18 -92 -39 21 -93 -36 -82 -63 NEVADA 40 2 15 43 5 18 13 72 NEW HAMPSHIRE 123 -83 -48 147 -136 -28 -48 -16 NEW JERSEY 61 -13 2 61 -17 2 -22 3 NEW MEXICO 36 -17 4 36 -17 -1 -32 -3 NEW YORK 102 -3 6 112 -7 13 -6 13 NORTH CAROLINA 4 -17 -25 4 -17 -25 -81 -86 NORTH DAKOTA 143 -116 -35 219 -113 19 -34 10 OHIO 51 -45 -37 56 -47 -34 -46 -38 OKLAHOMA 0 -22 0 0 -22 0 -100 -999 OREGON 190 53 101 235 11 97 5 70 PENNSYLVANIA 95 -2 7 97 -9 8 -8 9 RHODE ISLAND 87 -15 8 88 -26 9 -23 11 SOUTH CAROLINA 0 -8 -17 0 -8 -17 -100 -100 SOUTH DAKOTA 73 -96 -24 99 -89 0 -47 0 TENNESSEE 2 -27 -38 2 -27 -38 -93 -95 TEXAS 0 -1 0 0 -1 0 -100 -999 UTAH 146 16 41 152 15 46 11 43 VERMONT 173 -25 -36 236 -28 -6 -11 -2 VIRGINIA 29 -21 -17 29 -22 -17 -43 -37 WASHINGTON 222 48 98 317 29 110 10 53 WEST VIRGINIA 54 -22 -30 54 -24 -30 -31 -36 WISCONSIN 81 -89 -66 99 -107 -54 -52 -35 WYOMING 207 -59 21 292 -52 94 -15 47 POPULATION WEIGHTED REGION NEW ENGLAND 103 -35 -6 111 -46 1 -29 1 MIDDLE ATLANTIC 89 -8 3 94 -10 7 -10 8 E N CENTRAL 54 -60 -45 63 -61 -40 -49 -39 W N CENTRAL 42 -79 -47 56 -79 -35 -59 -38 SOUTH ATLANTIC 9 -10 -14 9 -10 -14 -53 -61 E S CENTRAL 1 -23 -30 1 -23 -30 -96 -97 W S CENTRAL 0 -8 0 0 -8 0 -100 -999 MOUNTAIN 92 -12 20 108 -6 35 -5 48 PACIFIC 62 14 30 74 10 25 16 51 UNITED STATES 47 -19 -8 49 -19 -6 -28 -11 BOTTLED TANK LP GAS HEATING WEIGHTED REGION NEW ENGLAND 111 -53 -23 122 -83 -14 -40 -10 MIDDLE ATLANTIC 93 -4 5 99 -6 10 -6 11 E N CENTRAL 63 -59 -45 74 -64 -38 -46 -34 W N CENTRAL 44 -81 -51 58 -83 -39 -59 -40 SOUTH ATLANTIC 9 -13 -19 9 -13 -19 -59 -68 E S CENTRAL 0 -21 -26 0 -21 -26 -100 -100 W S CENTRAL 0 -10 -2 0 -10 -2 -100 -100 MOUNTAIN 114 -22 19 142 -20 41 -12 41 PACIFIC 63 15 29 77 12 25 18 48 UNITED STATES 45 -34 -20 47 -36 -19 -43 -29 COAL AND COKE HEATING WEIGHTED REGION NEW ENGLAND 106 -39 -13 115 -57 -5 -33 -4 MIDDLE ATLANTIC 96 -2 6 99 -7 8 -7 9 E N CENTRAL 50 -47 -40 55 -46 -37 -46 -40 W N CENTRAL 101 -108 -47 149 -105 -12 -41 -7 SOUTH ATLANTIC 39 -18 -20 39 -20 -20 -34 -34 E S CENTRAL 6 -30 -46 6 -30 -46 -83 -88 W S CENTRAL 0 -9 -2 0 -9 -2 -100 -100 MOUNTAIN 151 -22 27 184 -21 56 -10 44 PACIFIC 109 25 50 149 8 52 6 54 UNITED STATES 82 -20 -3 85 -23 -1 -21 -1 NO FUEL USED POPULATION WEIGHTED REGION NEW ENGLAND 107 -40 -15 116 -59 -8 -34 -6 MIDDLE ATLANTIC 93 -7 3 100 -10 9 -9 10 E N CENTRAL 58 -61 -46 67 -62 -41 -48 -38 W N CENTRAL 66 -95 -58 90 -97 -41 -52 -31 SOUTH ATLANTIC 1 -4 -8 1 -4 -8 -80 -89 E S CENTRAL 0 -23 -29 0 -23 -29 -100 -100 W S CENTRAL 0 -3 0 0 -3 0 -100 -999 MOUNTAIN 47 -12 7 50 -9 10 -15 25 PACIFIC 30 9 15 30 9 12 43 67 UNITED STATES 34 -3 6 34 -3 5 -8 17 ELECTRICITY HEATING WEIGHTED REGION NEW ENGLAND 103 -22 1 106 -36 4 -25 4 MIDDLE ATLANTIC 91 -5 5 95 -9 8 -9 9 E N CENTRAL 49 -55 -47 54 -54 -44 -50 -45 W N CENTRAL 33 -78 -50 43 -76 -40 -64 -48 SOUTH ATLANTIC 7 -4 -11 7 -4 -11 -36 -61 E S CENTRAL 1 -23 -30 1 -23 -30 -96 -97 W S CENTRAL 0 -8 0 0 -8 0 -100 -999 MOUNTAIN 59 -7 15 65 -2 21 -3 48 PACIFIC 104 29 48 137 14 50 11 57 UNITED STATES 28 -15 -6 29 -14 -6 -33 -17 OTHER FUEL HEATING WEIGHTED REGION NEW ENGLAND 108 -40 -13 117 -59 -6 -34 -5 MIDDLE ATLANTIC 95 -5 5 102 -8 11 -7 12 E N CENTRAL 63 -59 -43 74 -63 -36 -46 -33 W N CENTRAL 62 -92 -55 83 -94 -39 -53 -32 SOUTH ATLANTIC 24 -8 -15 24 -8 -15 -25 -38 E S CENTRAL 3 -25 -37 3 -25 -37 -89 -93 W S CENTRAL 0 -10 0 0 -10 0 -100 -999 MOUNTAIN 116 -23 21 137 -28 39 -17 40 PACIFIC 99 25 47 131 11 51 9 64 UNITED STATES 73 -31 -9 77 -41 -7 -35 -8 SOLAR ENERGY HEATING WEIGHTED REGION NEW ENGLAND 106 -38 -12 115 -55 -4 -32 -3 MIDDLE ATLANTIC 93 -7 5 100 -8 11 -7 12 E N CENTRAL 54 -57 -45 63 -58 -40 -48 -39 W N CENTRAL 39 -81 -48 51 -79 -37 -61 -42 SOUTH ATLANTIC 9 -10 -13 9 -10 -13 -53 -59 E S CENTRAL 3 -27 -39 3 -27 -39 -90 -93 W S CENTRAL 0 -9 -2 0 -9 -2 -100 -100 MOUNTAIN 83 -26 10 98 -19 24 -16 32 PACIFIC 49 9 25 55 13 25 31 83 UNITED STATES 58 -16 2 60 -16 3 -21 5 UTILITY GAS CUSTOMER HEATING WEIGHTED REGION NEW ENGLAND 102 -20 4 106 -32 8 -23 8 MIDDLE ATLANTIC 88 -8 7 93 -9 11 -9 13 E N CENTRAL 56 -59 -43 66 -59 -37 -47 -36 W N CENTRAL 42 -80 -50 57 -80 -37 -58 -39 SOUTH ATLANTIC 17 -8 -15 17 -8 -15 -32 -47 E S CENTRAL 1 -24 -30 1 -24 -30 -96 -97 W S CENTRAL 0 -9 0 0 -9 0 -100 -999 MOUNTAIN 101 -19 19 117 -15 34 -11 41 PACIFIC 55 14 29 62 16 26 35 72 UNITED STATES 51 -27 -12 53 -29 -11 -35 -17 FUEL OIL, KEROSENE, ETC HEATING WEIGHTED REGION NEW ENGLAND 105 -38 -12 114 -56 -4 -33 -3 MIDDLE ATLANTIC 95 -5 6 102 -6 12 -6 13 E N CENTRAL 65 -59 -45 76 -65 -38 -46 -33 W N CENTRAL 92 -101 -57 121 -110 -37 -48 -23 SOUTH ATLANTIC 24 -6 -14 24 -6 -14 -20 -37 E S CENTRAL 3 -29 -42 3 -29 -42 -91 -93 W S CENTRAL 0 -9 -2 0 -9 -2 -100 -100 MOUNTAIN 167 -24 -17 221 -29 10 -12 5 PACIFIC 165 37 76 222 14 78 7 54 UNITED STATES 91 -20 -4 98 -26 1 -21 1 WOOD BURNING HEATING WEIGHTED REGION NEW ENGLAND 113 -64 -35 132 -92 -24 -41 -15 MIDDLE ATLANTIC 97 -2 7 103 -4 12 -4 13 E N CENTRAL 67 -61 -45 79 -69 -37 -47 -32 W N CENTRAL 33 -78 -51 43 -77 -42 -64 -49 SOUTH ATLANTIC 21 -12 -17 21 -12 -17 -36 -45 E S CENTRAL 2 -26 -35 2 -26 -35 -93 -95 W S CENTRAL 0 -11 -2 0 -11 -2 -100 -100 MOUNTAIN 122 -20 19 150 -21 37 -12 33 PACIFIC 119 32 59 155 9 58 6 60 UNITED STATES 73 -22 -4 81 -34 -1 -30 -1