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 23, 2024
ACCUMULATIONS ARE FROM JUL 1, 2024 TO SEP 23, 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 -2 0 0 -2 0 -100 -999
ARIZONA 1 1 1 1 1 1 -999 -999
ARKANSAS 0 -6 0 1 -6 1 -86 -999
CALIFORNIA 11 4 1 20 9 6 82 43
COLORADO 47 -12 8 95 -55 -46 -37 -33
CONNECTICUT 11 -19 -21 47 -25 0 -35 0
DELAWARE 2 -8 -5 15 0 7 0 88
FLORIDA 0 0 0 0 0 0 -999 -999
GEORGIA 0 -2 0 0 -2 0 -100 -999
IDAHO 61 0 -6 163 -14 21 -8 15
ILLINOIS 2 -25 -8 22 -31 -9 -58 -29
INDIANA 0 -22 -11 34 -8 0 -19 0
IOWA 8 -30 -2 42 -38 6 -48 17
KANSAS 5 -11 5 9 -13 8 -59 800
KENTUCKY 0 -10 -3 13 0 7 0 117
LOUISIANA 0 0 0 0 0 0 -999 -999
MAINE 25 -37 -9 100 -124 11 -55 12
MARYLAND 1 -9 -10 12 -6 -3 -33 -20
MASSACHUSETTS 20 -15 -12 59 -34 2 -37 4
MICHIGAN 4 -35 -22 66 -45 -38 -41 -37
MINNESOTA 20 -41 3 86 -104 -42 -55 -33
MISSISSIPPI 0 -2 0 0 -2 0 -100 -999
MISSOURI 1 -18 0 11 -16 10 -59 1000
MONTANA 80 -9 1 259 -59 8 -19 3
NEBRASKA 11 -24 6 27 -42 10 -61 59
NEVADA 15 2 3 37 14 12 61 48
NEW HAMPSHIRE 24 -32 -16 98 -108 8 -52 9
NEW JERSEY 4 -17 -16 29 -15 1 -34 4
NEW MEXICO 17 0 6 24 -6 -5 -20 -17
NEW YORK 6 -24 -30 51 -24 -17 -32 -25
NORTH CAROLINA 0 -7 -3 0 -7 -3 -100 -100
NORTH DAKOTA 31 -49 0 117 -128 -74 -52 -39
OHIO 1 -25 -17 38 -20 -10 -34 -21
OKLAHOMA 0 -7 0 0 -9 0 -100 -999
OREGON 45 2 -14 193 10 34 5 21
PENNSYLVANIA 4 -25 -35 50 -13 -12 -21 -19
RHODE ISLAND 18 -11 -7 53 -20 13 -27 33
SOUTH CAROLINA 0 -1 0 0 -1 0 -100 -999
SOUTH DAKOTA 22 -33 7 60 -67 -23 -53 -28
TENNESSEE 0 -9 -2 2 -8 0 -80 0
TEXAS 0 0 0 0 0 0 -999 -999
UTAH 57 14 8 118 30 2 34 2
VERMONT 23 -33 -40 158 -33 -16 -17 -9
VIRGINIA 0 -12 -12 14 -10 -1 -42 -7
WASHINGTON 58 7 -13 245 11 11 5 5
WEST VIRGINIA 1 -20 -26 39 -1 -3 -3 -7
WISCONSIN 11 -37 -7 66 -72 -25 -52 -27
WYOMING 72 -11 13 218 -39 -27 -15 -11
POPULATION WEIGHTED
REGION
NEW ENGLAND 19 -19 -14 62 -40 3 -39 5
MIDDLE ATLANTIC 5 -23 -29 46 -15 -10 -25 -18
E N CENTRAL 2 -29 -14 43 -30 -13 -41 -23
W N CENTRAL 11 -25 3 42 -42 -7 -50 -14
SOUTH ATLANTIC 0 -7 -4 3 -5 -2 -63 -40
E S CENTRAL 0 -8 -1 3 -6 2 -67 200
W S CENTRAL 0 -2 0 0 -2 0 -100 -999
MOUNTAIN 32 -1 2 69 -7 -15 -9 -18
PACIFIC 21 6 1 69 21 21 44 44
UNITED STATES 8 -10 -7 33 -6 1 -15 3
BOTTLED TANK LP GAS HEATING WEIGHTED
REGION
NEW ENGLAND 20 -25 -14 76 -67 9 -47 13
MIDDLE ATLANTIC 5 -23 -30 47 -15 -13 -24 -22
E N CENTRAL 4 -30 -13 50 -34 -15 -40 -23
W N CENTRAL 11 -26 3 43 -47 -8 -52 -16
SOUTH ATLANTIC 0 -7 -4 3 -5 -2 -63 -40
E S CENTRAL 0 -7 0 3 -4 3 -57 -999
W S CENTRAL 0 -3 0 0 -3 0 -100 -999
MOUNTAIN 37 -5 1 97 -19 -13 -16 -12
PACIFIC 21 7 0 70 22 20 46 40
UNITED STATES 10 -13 -5 34 -16 -1 -32 -3
COAL AND COKE HEATING WEIGHTED
REGION
NEW ENGLAND 19 -23 -13 67 -49 7 -42 12
MIDDLE ATLANTIC 5 -24 -33 50 -13 -12 -21 -19
E N CENTRAL 1 -27 -15 41 -14 -7 -25 -15
W N CENTRAL 24 -38 3 83 -96 -48 -54 -37
SOUTH ATLANTIC 1 -14 -16 25 -5 -1 -17 -4
E S CENTRAL 0 -10 -3 11 -2 5 -15 83
W S CENTRAL 0 -2 0 0 -2 0 -100 -999
MOUNTAIN 51 -3 3 136 -10 -9 -7 -6
PACIFIC 31 6 -3 116 3 9 3 8
UNITED STATES 7 -22 -25 47 -17 -8 -27 -15
NO FUEL USED POPULATION WEIGHTED
REGION
NEW ENGLAND 20 -22 -13 71 -48 9 -40 15
MIDDLE ATLANTIC 5 -24 -29 47 -20 -13 -30 -22
E N CENTRAL 3 -30 -14 43 -34 -17 -44 -28
W N CENTRAL 15 -33 2 61 -64 -19 -51 -24
SOUTH ATLANTIC 0 0 -1 0 0 -1 -999 -100
E S CENTRAL 0 -8 0 3 -5 3 -63 -999
W S CENTRAL 0 -1 0 0 -1 0 -100 -999
MOUNTAIN 18 0 4 38 0 0 0 0
PACIFIC 12 5 2 25 12 10 92 67
UNITED STATES 8 -4 -3 20 -1 0 -5 0
ELECTRICITY HEATING WEIGHTED
REGION
NEW ENGLAND 19 -16 -14 59 -33 5 -36 9
MIDDLE ATLANTIC 4 -24 -31 46 -16 -11 -26 -19
E N CENTRAL 2 -27 -13 40 -21 -8 -34 -17
W N CENTRAL 9 -25 2 35 -37 -3 -51 -8
SOUTH ATLANTIC 0 -3 -2 2 -1 -1 -33 -33
E S CENTRAL 0 -8 -1 3 -6 2 -67 200
W S CENTRAL 0 -2 0 0 -2 0 -100 -999
MOUNTAIN 19 -1 0 45 2 -4 5 -8
PACIFIC 28 6 -4 106 7 11 7 12
UNITED STATES 7 -7 -1 22 -3 4 -12 22
OTHER FUEL HEATING WEIGHTED
REGION
NEW ENGLAND 20 -22 -13 70 -50 8 -42 13
MIDDLE ATLANTIC 5 -24 -31 47 -20 -16 -30 -25
E N CENTRAL 4 -30 -14 48 -35 -17 -42 -26
W N CENTRAL 15 -31 3 59 -58 -15 -50 -20
SOUTH ATLANTIC 0 -9 -9 10 -3 -3 -23 -23
E S CENTRAL 0 -9 -2 7 -3 4 -30 133
W S CENTRAL 0 -3 0 0 -3 0 -100 -999
MOUNTAIN 37 -6 0 97 -21 -7 -18 -7
PACIFIC 27 5 -4 103 7 12 7 13
UNITED STATES 13 -18 -10 53 -24 -2 -31 -4
SOLAR ENERGY HEATING WEIGHTED
REGION
NEW ENGLAND 19 -23 -13 67 -48 7 -42 12
MIDDLE ATLANTIC 5 -24 -30 47 -18 -15 -28 -24
E N CENTRAL 2 -29 -14 43 -28 -13 -39 -23
W N CENTRAL 11 -25 3 39 -40 -6 -51 -13
SOUTH ATLANTIC 0 -7 -4 4 -4 -1 -50 -20
E S CENTRAL 0 -9 -2 8 -3 5 -27 167
W S CENTRAL 0 -2 0 0 -2 0 -100 -999
MOUNTAIN 31 -4 4 67 -10 -11 -13 -14
PACIFIC 17 4 1 41 13 7 46 21
UNITED STATES 15 -8 -3 40 -7 -1 -15 -2
UTILITY GAS CUSTOMER HEATING WEIGHTED
REGION
NEW ENGLAND 19 -16 -12 59 -31 5 -34 9
MIDDLE ATLANTIC 5 -23 -28 44 -16 -11 -27 -20
E N CENTRAL 2 -29 -15 42 -32 -17 -43 -29
W N CENTRAL 11 -26 3 42 -44 -9 -51 -18
SOUTH ATLANTIC 0 -7 -7 7 -2 -2 -22 -22
E S CENTRAL 0 -8 -1 5 -4 4 -44 400
W S CENTRAL 0 -2 0 0 -2 0 -100 -999
MOUNTAIN 37 -1 6 77 -11 -14 -13 -15
PACIFIC 18 5 0 51 19 13 59 34
UNITED STATES 10 -13 -5 39 -10 3 -20 8
FUEL OIL, KEROSENE, ETC HEATING WEIGHTED
REGION
NEW ENGLAND 19 -23 -13 65 -50 5 -43 8
MIDDLE ATLANTIC 5 -24 -31 47 -18 -16 -28 -25
E N CENTRAL 4 -31 -15 48 -39 -18 -45 -27
W N CENTRAL 18 -38 1 71 -88 -36 -55 -34
SOUTH ATLANTIC 0 -9 -9 9 -2 -3 -18 -25
E S CENTRAL 0 -9 -2 8 -3 5 -27 167
W S CENTRAL 0 -2 0 0 -2 0 -100 -999
MOUNTAIN 29 -26 -32 150 -31 -13 -17 -8
PACIFIC 44 6 -9 178 11 20 7 13
UNITED STATES 10 -21 -22 49 -29 -9 -37 -16
WOOD BURNING HEATING WEIGHTED
REGION
NEW ENGLAND 21 -28 -12 83 -75 8 -47 11
MIDDLE ATLANTIC 5 -24 -31 49 -15 -14 -23 -22
E N CENTRAL 5 -32 -13 53 -41 -15 -44 -22
W N CENTRAL 9 -25 2 34 -39 -5 -53 -13
SOUTH ATLANTIC 0 -9 -9 11 -1 -2 -8 -15
E S CENTRAL 0 -9 -2 6 -4 4 -40 200
W S CENTRAL 0 -3 0 0 -3 0 -100 -999
MOUNTAIN 38 -5 -2 111 -10 -2 -8 -2
PACIFIC 32 5 -5 118 0 10 0 9
UNITED STATES 14 -13 -9 59 -19 3 -24 5