HEATING DEGREE DAY DATA MONTHLY SUMMARY POPULATION-WEIGHTED STATE,REGIONAL,AND NATIONAL AVERAGES CLIMATE PREDICTION CENTER-NCEP-NWS-NOAA MONTHLY DATA FOR SEP 2024 ACCUMULATIONS ARE FROM JUL 1, 2024 -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 0 0 -9 0 -100 -999 ARIZONA 1 1 1 1 1 0 -999 0 ARKANSAS 2 -19 2 2 -19 2 -90 -999 CALIFORNIA 17 -1 -11 20 2 -15 11 -43 COLORADO 84 -106 -56 108 -111 -64 -51 -37 CONNECTICUT 57 -49 -39 66 -49 -33 -43 -33 DELAWARE 13 -21 -15 16 -18 -12 -53 -43 FLORIDA 0 0 0 0 0 0 -999 -999 GEORGIA 0 -9 0 0 -9 0 -100 -999 IDAHO 131 -56 -51 190 -46 -36 -19 -16 ILLINOIS 21 -74 -8 25 -73 -6 -74 -19 INDIANA 27 -53 -4 36 -46 1 -56 3 IOWA 41 -81 11 51 -80 13 -61 34 KANSAS 9 -39 8 11 -37 10 -77 1000 KENTUCKY 11 -27 5 13 -25 7 -66 117 LOUISIANA 0 0 0 0 0 0 -999 -999 MAINE 132 -89 10 154 -148 -1 -49 -1 MARYLAND 13 -25 -23 15 -24 -21 -62 -58 MASSACHUSETTS 78 -46 -28 88 -54 -27 -38 -23 MICHIGAN 49 -91 -51 72 -99 -51 -58 -41 MINNESOTA 68 -146 -37 100 -170 -42 -63 -30 MISSISSIPPI 0 -9 0 0 -9 0 -100 -999 MISSOURI 13 -48 12 13 -48 12 -79 1200 MONTANA 185 -105 -64 302 -102 -45 -25 -13 NEBRASKA 24 -86 6 31 -83 10 -73 48 NEVADA 30 -8 -10 39 1 -13 3 -25 NEW HAMPSHIRE 119 -87 -4 144 -139 -7 -49 -5 NEW JERSEY 31 -43 -30 36 -42 -25 -54 -41 NEW MEXICO 27 -26 -9 27 -26 -11 -49 -29 NEW YORK 57 -48 -45 69 -50 -44 -42 -39 NORTH CAROLINA 0 -21 -4 0 -21 -4 -100 -100 NORTH DAKOTA 74 -185 -69 131 -201 -90 -61 -41 OHIO 25 -71 -26 38 -65 -18 -63 -32 OKLAHOMA 0 -22 0 0 -22 0 -100 -999 OREGON 140 3 -50 232 8 -16 4 -6 PENNSYLVANIA 46 -51 -49 59 -47 -38 -44 -39 RHODE ISLAND 65 -37 -22 73 -41 -18 -36 -20 SOUTH CAROLINA 0 -8 0 0 -8 0 -100 -999 SOUTH DAKOTA 41 -128 -32 67 -121 -32 -64 -32 TENNESSEE 3 -26 1 3 -26 1 -90 50 TEXAS 0 -1 0 0 -1 0 -100 -999 UTAH 105 -25 -41 130 -7 -34 -5 -21 VERMONT 160 -38 -13 211 -53 -30 -20 -12 VIRGINIA 12 -38 -17 15 -36 -14 -71 -48 WASHINGTON 175 1 -47 308 20 -20 7 -6 WEST VIRGINIA 30 -46 -24 41 -37 -13 -47 -24 WISCONSIN 55 -115 -26 78 -128 -21 -62 -21 WYOMING 149 -117 -58 245 -99 -53 -29 -18 POPULATION WEIGHTED REGION NEW ENGLAND 82 -56 -21 94 -63 -20 -40 -18 MIDDLE ATLANTIC 48 -49 -41 58 -46 -37 -44 -39 E N CENTRAL 34 -80 -20 48 -76 -15 -61 -24 W N CENTRAL 36 -85 -6 49 -86 -7 -64 -13 SOUTH ATLANTIC 2 -17 -7 3 -16 -6 -84 -67 E S CENTRAL 3 -21 2 3 -21 2 -88 200 W S CENTRAL 0 -8 0 0 -8 0 -100 -999 MOUNTAIN 64 -40 -28 80 -34 -33 -30 -29 PACIFIC 52 4 -10 82 18 -1 28 -1 UNITED STATES 33 -33 -14 40 -28 -11 -41 -22 BOTTLED TANK LP GAS HEATING WEIGHTED REGION NEW ENGLAND 98 -66 -13 113 -92 -13 -45 -10 MIDDLE ATLANTIC 48 -49 -45 59 -46 -41 -44 -41 E N CENTRAL 38 -84 -25 55 -83 -19 -60 -26 W N CENTRAL 36 -89 -8 50 -91 -8 -65 -14 SOUTH ATLANTIC 2 -20 -7 3 -19 -6 -86 -67 E S CENTRAL 3 -18 3 3 -18 3 -86 -999 W S CENTRAL 0 -10 0 0 -10 0 -100 -999 MOUNTAIN 81 -55 -33 113 -49 -35 -30 -24 PACIFIC 52 4 -11 83 18 -2 28 -2 UNITED STATES 34 -45 -11 41 -42 -7 -51 -15 COAL AND COKE HEATING WEIGHTED REGION NEW ENGLAND 88 -57 -18 100 -72 -19 -42 -16 MIDDLE ATLANTIC 49 -49 -47 61 -45 -38 -42 -38 E N CENTRAL 30 -67 -20 43 -58 -12 -57 -22 W N CENTRAL 58 -151 -43 93 -161 -57 -63 -38 SOUTH ATLANTIC 21 -36 -18 27 -32 -12 -54 -31 E S CENTRAL 11 -25 5 12 -24 6 -67 100 W S CENTRAL 0 -9 0 0 -9 0 -100 -999 MOUNTAIN 110 -63 -41 156 -49 -36 -24 -19 PACIFIC 87 3 -22 143 2 -15 1 -9 UNITED STATES 47 -55 -35 57 -51 -29 -47 -34 NO FUEL USED POPULATION WEIGHTED REGION NEW ENGLAND 91 -56 -16 105 -70 -15 -40 -13 MIDDLE ATLANTIC 50 -50 -43 61 -49 -40 -45 -40 E N CENTRAL 35 -84 -23 48 -81 -19 -63 -28 W N CENTRAL 50 -111 -16 72 -115 -18 -61 -20 SOUTH ATLANTIC 0 -5 -1 0 -5 -1 -100 -100 E S CENTRAL 3 -20 3 3 -20 3 -87 -999 W S CENTRAL 0 -3 0 0 -3 0 -100 -999 MOUNTAIN 33 -26 -14 44 -15 -9 -25 -17 PACIFIC 21 0 -9 25 4 -12 19 -32 UNITED STATES 18 -19 -16 22 -15 -16 -41 -42 ELECTRICITY HEATING WEIGHTED REGION NEW ENGLAND 78 -47 -25 88 -54 -21 -38 -19 MIDDLE ATLANTIC 46 -50 -45 57 -47 -39 -45 -41 E N CENTRAL 31 -73 -18 43 -65 -11 -60 -20 W N CENTRAL 31 -80 -2 41 -78 -2 -66 -5 SOUTH ATLANTIC 2 -9 -5 2 -9 -5 -82 -71 E S CENTRAL 3 -21 2 3 -21 2 -88 200 W S CENTRAL 0 -8 0 0 -8 0 -100 -999 MOUNTAIN 38 -28 -21 52 -15 -18 -22 -26 PACIFIC 79 4 -25 128 5 -18 4 -12 UNITED STATES 24 -19 -4 29 -14 -2 -33 -6 OTHER FUEL HEATING WEIGHTED REGION NEW ENGLAND 90 -58 -18 104 -72 -17 -41 -14 MIDDLE ATLANTIC 49 -51 -46 60 -50 -43 -45 -42 E N CENTRAL 37 -85 -26 53 -84 -21 -61 -28 W N CENTRAL 50 -104 -12 70 -107 -13 -60 -16 SOUTH ATLANTIC 8 -24 -16 11 -21 -13 -66 -54 E S CENTRAL 6 -22 3 7 -21 4 -75 133 W S CENTRAL 0 -10 0 0 -10 0 -100 -999 MOUNTAIN 82 -57 -34 113 -52 -30 -32 -21 PACIFIC 76 2 -23 124 4 -16 3 -11 UNITED STATES 49 -55 -24 65 -53 -15 -45 -19 SOLAR ENERGY HEATING WEIGHTED REGION NEW ENGLAND 88 -56 -18 100 -70 -19 -41 -16 MIDDLE ATLANTIC 48 -52 -45 59 -49 -42 -45 -42 E N CENTRAL 33 -78 -21 47 -74 -16 -61 -25 W N CENTRAL 35 -85 -4 46 -84 -5 -65 -10 SOUTH ATLANTIC 3 -16 -6 4 -15 -5 -79 -56 E S CENTRAL 7 -23 4 8 -22 5 -73 167 W S CENTRAL 0 -9 0 0 -9 0 -100 -999 MOUNTAIN 59 -50 -24 78 -39 -23 -33 -23 PACIFIC 36 -4 -13 49 7 -14 17 -22 UNITED STATES 40 -34 -18 48 -28 -16 -37 -25 UTILITY GAS CUSTOMER HEATING WEIGHTED REGION NEW ENGLAND 76 -46 -26 87 -51 -22 -37 -20 MIDDLE ATLANTIC 46 -50 -42 56 -46 -38 -45 -40 E N CENTRAL 34 -81 -22 47 -78 -19 -62 -29 W N CENTRAL 35 -87 -7 48 -89 -9 -65 -16 SOUTH ATLANTIC 6 -19 -11 8 -17 -9 -68 -53 E S CENTRAL 4 -21 3 5 -20 4 -80 400 W S CENTRAL 0 -9 0 0 -9 0 -100 -999 MOUNTAIN 71 -49 -30 90 -42 -33 -32 -27 PACIFIC 40 -1 -15 59 13 -11 28 -16 UNITED STATES 38 -40 -13 46 -36 -9 -44 -16 FUEL OIL, KEROSENE, ETC HEATING WEIGHTED REGION NEW ENGLAND 87 -56 -18 98 -72 -20 -42 -17 MIDDLE ATLANTIC 48 -52 -47 59 -49 -44 -45 -43 E N CENTRAL 37 -87 -28 53 -88 -23 -62 -30 W N CENTRAL 58 -135 -34 84 -147 -37 -64 -31 SOUTH ATLANTIC 8 -22 -16 10 -20 -14 -67 -58 E S CENTRAL 8 -24 5 9 -23 6 -72 200 W S CENTRAL 0 -9 0 0 -9 0 -100 -999 MOUNTAIN 147 -44 -20 196 -54 -32 -22 -14 PACIFIC 129 1 -36 219 11 -14 5 -6 UNITED STATES 58 -53 -33 68 -56 -32 -45 -32 WOOD BURNING HEATING WEIGHTED REGION NEW ENGLAND 107 -70 -6 124 -100 -12 -45 -9 MIDDLE ATLANTIC 49 -50 -48 61 -46 -43 -43 -41 E N CENTRAL 41 -87 -26 59 -89 -20 -60 -25 W N CENTRAL 31 -80 -2 39 -81 -4 -68 -9 SOUTH ATLANTIC 8 -25 -13 11 -22 -10 -67 -48 E S CENTRAL 5 -23 3 6 -22 4 -79 200 W S CENTRAL 0 -11 0 0 -11 0 -100 -999 MOUNTAIN 90 -52 -32 131 -40 -27 -23 -17 PACIFIC 88 1 -31 144 -2 -20 -1 -12 UNITED STATES 51 -44 -22 71 -44 -13 -38 -15