HDD / CDD Forecasts
National Weather Service Population Weighted Heating / Cooling Degree Day Forecasts

How to read this table
Population Weighted Cooling Degree Days
Region 25 Sep 26 Sep 27 Sep 28 Sep 29 Sep 30 Sep 1 Oct Total Diff from Avg.
1 0 | 0 | 0 | 0 | 0 | 0 | 0 6 | 5 | 4 | 3 | 2 | 2 0 | 0 | 1 | 0 | 1 0 | 0 | 0 | 0 0 | 0 | 0 0 | 0 0 6 5 | 500.0%
2 1 | 1 | 1 | 0 | 1 | 0 | 1 6 | 6 | 5 | 5 | 5 | 4 0 | 1 | 1 | 2 | 2 0 | 1 | 1 | 1 0 | 1 | 0 0 | 0 0 7 3 | 75.0%
3 5 | 5 | 4 | 3 | 3 | 2 | 3 1 | 1 | 1 | 0 | 0 | 1 0 | 0 | 0 | 0 | 0 0 | 0 | 0 | 0 0 | 0 | 0 0 | 1 2 8 1 | 14.29%
4 3 | 3 | 3 | 2 | 2 | 2 | 2 0 | 0 | 0 | 0 | 0 | 0 0 | 0 | 0 | 0 | 0 0 | 0 | 0 | 0 0 | 1 | 2 1 | 3 3 7 0 | 0.0%
5 11 | 12 | 11 | 11 | 11 | 11 | 11 14 | 14 | 13 | 13 | 12 | 12 10 | 11 | 11 | 11 | 10 11 | 11 | 11 | 11 10 | 9 | 10 10 | 9 10 76 31 | 68.89%
6 11 | 11 | 11 | 10 | 11 | 10 | 11 9 | 9 | 9 | 8 | 8 | 10 5 | 6 | 7 | 7 | 5 6 | 6 | 7 | 6 7 | 7 | 7 9 | 8 9 56 31 | 124.0%
7 14 | 14 | 14 | 13 | 13 | 14 | 13 9 | 11 | 11 | 11 | 10 | 11 7 | 9 | 11 | 11 | 8 10 | 11 | 11 | 9 12 | 12 | 12 13 | 13 13 78 23 | 41.82%
8 6 | 6 | 6 | 6 | 6 | 6 | 6 6 | 6 | 6 | 6 | 6 | 6 6 | 7 | 7 | 6 | 6 7 | 7 | 6 | 6 7 | 6 | 6 6 | 6 5 43 10 | 30.3%
9 4 | 4 | 4 | 5 | 4 | 4 | 3 6 | 7 | 5 | 5 | 5 | 5 7 | 7 | 5 | 5 | 5 5 | 5 | 4 | 4 2 | 3 | 3 2 | 3 2 28 5 | 21.74%
CONUS 7 | 7 | 6 | 6 | 6 | 6 | 6 7 | 7 | 7 | 6 | 6 | 6 5 | 5 | 5 | 5 | 5 5 | 5 | 5 | 5 5 | 5 | 5 5 | 5 5 39 14 | 56.0%
Utility Gas Weighted Heating Degree Days
Region 25 Sep 26 Sep 27 Sep 28 Sep 29 Sep 30 Sep 1 Oct Total Diff from Avg.
1 8 | 6 | 7 | 7 | 6 | 6 | 5 0 | 0 | 0 | 0 | 0 | 0 3 | 2 | 1 | 1 | 0 5 | 4 | 3 | 3 3 | 4 | 4 5 | 7 7 31 -27 | -46.55%
2 2 | 2 | 2 | 2 | 2 | 1 | 1 0 | 0 | 0 | 0 | 0 | 0 4 | 3 | 1 | 2 | 1 2 | 2 | 2 | 1 3 | 3 | 3 3 | 3 3 17 -28 | -62.22%
3 0 | 0 | 0 | 0 | 0 | 1 | 0 5 | 4 | 3 | 4 | 4 | 3 8 | 8 | 7 | 6 | 7 8 | 8 | 7 | 7 9 | 6 | 5 7 | 4 2 39 -13 | -25.0%
4 5 | 5 | 5 | 5 | 5 | 4 | 3 10 | 10 | 9 | 8 | 7 | 7 9 | 9 | 9 | 8 | 8 12 | 10 | 10 | 9 12 | 8 | 5 9 | 6 6 63 13 | 26.0%
5 0 | 0 | 0 | 0 | 0 | 0 | 0 0 | 0 | 0 | 0 | 0 | 0 1 | 0 | 0 | 0 | 0 0 | 0 | 0 | 0 0 | 0 | 0 0 | 0 0 1 -10 | -90.91%
6 0 | 0 | 0 | 0 | 0 | 0 | 0 0 | 0 | 0 | 0 | 0 | 0 1 | 0 | 0 | 0 | 0 0 | 0 | 0 | 0 0 | 0 | 0 0 | 0 0 1 -15 | -93.75%
7 0 | 0 | 0 | 0 | 0 | 0 | 0 1 | 0 | 0 | 0 | 0 | 0 1 | 0 | 0 | 0 | 0 0 | 0 | 0 | 0 0 | 0 | 0 0 | 0 0 2 -4 | -66.67%
8 9 | 8 | 8 | 8 | 8 | 7 | 6 8 | 8 | 7 | 6 | 6 | 6 6 | 6 | 6 | 7 | 5 6 | 5 | 4 | 5 5 | 4 | 4 4 | 4 5 43 4 | 10.26%
9 1 | 1 | 1 | 1 | 1 | 1 | 1 1 | 1 | 1 | 1 | 1 | 1 0 | 1 | 1 | 1 | 1 1 | 1 | 1 | 1 2 | 2 | 1 2 | 2 2 9 -8 | -47.06%
CONUS 2 | 2 | 2 | 2 | 2 | 2 | 1 3 | 3 | 2 | 2 | 2 | 2 4 | 4 | 3 | 3 | 3 4 | 4 | 3 | 3 4 | 3 | 3 4 | 3 3 24 -6 | -20.0%

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