HEATING DEGREE DAY DATA WEEKLY SUMMARY
POPULATION-WEIGHTED STATE,REGIONAL,AND NATIONAL AVERAGES
CLIMATE PREDICTION CENTER-NCEP-NWS-NOAA
LAST DATE OF DATA COLLECTION PERIOD IS SEP 30, 2024
ACCUMULATIONS ARE FROM JUL 1, 2024 TO SEP 30, 2024
-9999 = NORMAL LESS THAN 100 OR RATIO INCALCULABLE
STATE WEEK WEEK WEEK 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 -7 0 0 -9 0 -100 -999
ARIZONA 0 0 0 1 1 0 -999 0
ARKANSAS 1 -13 1 2 -19 2 -90 -999
CALIFORNIA 0 -7 -15 20 2 -15 11 -43
COLORADO 13 -56 -23 108 -111 -64 -51 -37
CONNECTICUT 19 -24 -37 66 -49 -33 -43 -33
DELAWARE 1 -18 -20 16 -18 -12 -53 -43
FLORIDA 0 0 0 0 0 0 -999 -999
GEORGIA 0 -7 0 0 -9 0 -100 -999
IDAHO 27 -32 -50 190 -46 -36 -19 -16
ILLINOIS 3 -42 3 25 -73 -6 -74 -19
INDIANA 2 -38 0 36 -46 1 -56 3
IOWA 9 -42 7 51 -80 13 -61 34
KANSAS 2 -24 2 11 -37 10 -77 1000
KENTUCKY 0 -25 -1 13 -25 7 -66 117
LOUISIANA 0 0 0 0 0 0 -999 -999
MAINE 54 -24 -13 154 -148 -1 -49 -1
MARYLAND 3 -18 -21 15 -24 -21 -62 -58
MASSACHUSETTS 29 -20 -33 88 -54 -27 -38 -23
MICHIGAN 6 -54 -16 72 -99 -51 -58 -41
MINNESOTA 14 -66 -3 100 -170 -42 -63 -30
MISSISSIPPI 0 -7 0 0 -9 0 -100 -999
MISSOURI 2 -32 2 13 -48 12 -79 1200
MONTANA 43 -43 -46 302 -102 -45 -25 -13
NEBRASKA 4 -41 -1 31 -83 10 -73 48
NEVADA 2 -13 -18 39 1 -13 3 -25
NEW HAMPSHIRE 46 -31 -19 144 -139 -7 -49 -5
NEW JERSEY 7 -27 -30 36 -42 -25 -54 -41
NEW MEXICO 3 -20 -6 27 -26 -11 -49 -29
NEW YORK 18 -26 -33 69 -50 -44 -42 -39
NORTH CAROLINA 0 -14 -1 0 -21 -4 -100 -100
NORTH DAKOTA 14 -73 -19 131 -201 -90 -61 -41
OHIO 0 -45 -12 38 -65 -18 -63 -32
OKLAHOMA 0 -13 0 0 -22 0 -100 -999
OREGON 39 -2 -50 232 8 -16 4 -6
PENNSYLVANIA 9 -34 -33 59 -47 -38 -44 -39
RHODE ISLAND 20 -21 -35 73 -41 -18 -36 -20
SOUTH CAROLINA 0 -7 0 0 -8 0 -100 -999
SOUTH DAKOTA 7 -54 -15 67 -121 -32 -64 -32
TENNESSEE 1 -18 1 3 -26 1 -90 50
TEXAS 0 -1 0 0 -1 0 -100 -999
UTAH 12 -37 -36 130 -7 -34 -5 -21
VERMONT 53 -20 -19 211 -53 -30 -20 -12
VIRGINIA 1 -26 -15 15 -36 -14 -71 -48
WASHINGTON 63 9 -29 308 20 -20 7 -6
WEST VIRGINIA 2 -36 -17 41 -37 -13 -47 -24
WISCONSIN 12 -56 3 78 -128 -21 -62 -21
WYOMING 27 -60 -31 245 -99 -53 -29 -18
POPULATION WEIGHTED
REGION
NEW ENGLAND 32 -23 -27 94 -63 -20 -40 -18
MIDDLE ATLANTIC 12 -31 -32 58 -46 -37 -44 -39
E N CENTRAL 5 -46 -4 48 -76 -15 -61 -24
W N CENTRAL 7 -44 -1 49 -86 -7 -64 -13
SOUTH ATLANTIC 0 -11 -5 3 -16 -6 -84 -67
E S CENTRAL 0 -15 0 3 -21 2 -88 200
W S CENTRAL 0 -6 0 0 -8 0 -100 -999
MOUNTAIN 11 -27 -18 80 -34 -33 -30 -29
PACIFIC 13 -3 -17 82 18 -1 28 -1
UNITED STATES 7 -22 -13 40 -28 -11 -41 -22
BOTTLED TANK LP GAS HEATING WEIGHTED
REGION
NEW ENGLAND 37 -25 -26 113 -92 -13 -45 -10
MIDDLE ATLANTIC 12 -31 -34 59 -46 -41 -44 -41
E N CENTRAL 5 -49 -6 55 -83 -19 -60 -26
W N CENTRAL 7 -44 -1 50 -91 -8 -65 -14
SOUTH ATLANTIC 0 -14 -5 3 -19 -6 -86 -67
E S CENTRAL 0 -14 0 3 -18 3 -86 -999
W S CENTRAL 0 -7 0 0 -10 0 -100 -999
MOUNTAIN 16 -30 -22 113 -49 -35 -30 -24
PACIFIC 13 -4 -17 83 18 -2 28 -2
UNITED STATES 7 -26 -7 41 -42 -7 -51 -15
COAL AND COKE HEATING WEIGHTED
REGION
NEW ENGLAND 33 -23 -29 100 -72 -19 -42 -16
MIDDLE ATLANTIC 11 -32 -33 61 -45 -38 -42 -38
E N CENTRAL 2 -44 -7 43 -58 -12 -57 -22
W N CENTRAL 10 -65 -12 93 -161 -57 -63 -38
SOUTH ATLANTIC 2 -27 -15 27 -32 -12 -54 -31
E S CENTRAL 1 -22 0 12 -24 6 -67 100
W S CENTRAL 0 -7 0 0 -9 0 -100 -999
MOUNTAIN 20 -39 -28 156 -49 -36 -24 -19
PACIFIC 27 -1 -20 143 2 -15 1 -9
UNITED STATES 10 -34 -26 57 -51 -29 -47 -34
NO FUEL USED POPULATION WEIGHTED
REGION
NEW ENGLAND 34 -22 -28 105 -70 -15 -40 -13
MIDDLE ATLANTIC 14 -29 -32 61 -49 -40 -45 -40
E N CENTRAL 5 -47 -4 48 -81 -19 -63 -28
W N CENTRAL 11 -51 -1 72 -115 -18 -61 -20
SOUTH ATLANTIC 0 -5 0 0 -5 -1 -100 -100
E S CENTRAL 0 -15 0 3 -20 3 -87 -999
W S CENTRAL 0 -2 0 0 -3 0 -100 -999
MOUNTAIN 6 -15 -9 44 -15 -9 -25 -17
PACIFIC 0 -8 -17 25 4 -12 19 -32
UNITED STATES 2 -14 -14 22 -15 -16 -41 -42
ELECTRICITY HEATING WEIGHTED
REGION
NEW ENGLAND 29 -21 -30 88 -54 -21 -38 -19
MIDDLE ATLANTIC 11 -31 -34 57 -47 -39 -45 -41
E N CENTRAL 3 -44 -5 43 -65 -11 -60 -20
W N CENTRAL 6 -41 0 41 -78 -2 -66 -5
SOUTH ATLANTIC 0 -8 -5 2 -9 -5 -82 -71
E S CENTRAL 0 -15 0 3 -21 2 -88 200
W S CENTRAL 0 -6 0 0 -8 0 -100 -999
MOUNTAIN 7 -17 -13 52 -15 -18 -22 -26
PACIFIC 22 -2 -25 128 5 -18 4 -12
UNITED STATES 7 -11 -6 29 -14 -2 -33 -6
OTHER FUEL HEATING WEIGHTED
REGION
NEW ENGLAND 34 -22 -29 104 -72 -17 -41 -14
MIDDLE ATLANTIC 13 -30 -33 60 -50 -43 -45 -42
E N CENTRAL 5 -49 -6 53 -84 -21 -61 -28
W N CENTRAL 11 -49 0 70 -107 -13 -60 -16
SOUTH ATLANTIC 1 -18 -12 11 -21 -13 -66 -54
E S CENTRAL 0 -18 -1 7 -21 4 -75 133
W S CENTRAL 0 -7 0 0 -10 0 -100 -999
MOUNTAIN 16 -31 -23 113 -52 -30 -32 -21
PACIFIC 21 -3 -24 124 4 -16 3 -11
UNITED STATES 12 -29 -14 65 -53 -15 -45 -19
SOLAR ENERGY HEATING WEIGHTED
REGION
NEW ENGLAND 33 -22 -29 100 -70 -19 -41 -16
MIDDLE ATLANTIC 12 -31 -33 59 -49 -42 -45 -42
E N CENTRAL 4 -46 -5 47 -74 -16 -61 -25
W N CENTRAL 7 -44 0 46 -84 -5 -65 -10
SOUTH ATLANTIC 0 -11 -5 4 -15 -5 -79 -56
E S CENTRAL 0 -19 -1 8 -22 5 -73 167
W S CENTRAL 0 -7 0 0 -9 0 -100 -999
MOUNTAIN 11 -29 -13 78 -39 -23 -33 -23
PACIFIC 8 -6 -16 49 7 -14 17 -22
UNITED STATES 8 -21 -14 48 -28 -16 -37 -25
UTILITY GAS CUSTOMER HEATING WEIGHTED
REGION
NEW ENGLAND 28 -20 -32 87 -51 -22 -37 -20
MIDDLE ATLANTIC 12 -30 -32 56 -46 -38 -45 -40
E N CENTRAL 5 -46 -4 47 -78 -19 -62 -29
W N CENTRAL 6 -45 -1 48 -89 -9 -65 -16
SOUTH ATLANTIC 1 -15 -8 8 -17 -9 -68 -53
E S CENTRAL 0 -16 0 5 -20 4 -80 400
W S CENTRAL 0 -7 0 0 -9 0 -100 -999
MOUNTAIN 13 -31 -19 90 -42 -33 -32 -27
PACIFIC 8 -6 -19 59 13 -11 28 -16
UNITED STATES 7 -26 -13 46 -36 -9 -44 -16
FUEL OIL, KEROSENE, ETC HEATING WEIGHTED
REGION
NEW ENGLAND 33 -22 -28 98 -72 -20 -42 -17
MIDDLE ATLANTIC 12 -31 -34 59 -49 -44 -45 -43
E N CENTRAL 5 -49 -7 53 -88 -23 -62 -30
W N CENTRAL 13 -59 -4 84 -147 -37 -64 -31
SOUTH ATLANTIC 1 -18 -13 10 -20 -14 -67 -58
E S CENTRAL 1 -20 0 9 -23 6 -72 200
W S CENTRAL 0 -7 0 0 -9 0 -100 -999
MOUNTAIN 46 -23 -22 196 -54 -32 -22 -14
PACIFIC 41 0 -32 219 11 -14 5 -6
UNITED STATES 19 -27 -27 68 -56 -32 -45 -32
WOOD BURNING HEATING WEIGHTED
REGION
NEW ENGLAND 41 -25 -23 124 -100 -12 -45 -9
MIDDLE ATLANTIC 12 -31 -35 61 -46 -43 -43 -41
E N CENTRAL 6 -48 -7 59 -89 -20 -60 -25
W N CENTRAL 5 -42 0 39 -81 -4 -68 -9
SOUTH ATLANTIC 0 -21 -10 11 -22 -10 -67 -48
E S CENTRAL 0 -18 0 6 -22 4 -79 200
W S CENTRAL 0 -8 0 0 -11 0 -100 -999
MOUNTAIN 20 -30 -24 131 -40 -27 -23 -17
PACIFIC 26 -2 -27 144 -2 -20 -1 -12
UNITED STATES 12 -25 -17 71 -44 -13 -38 -15