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

How to read this table
Population Weighted Cooling Degree Days
Region 23 Sep 24 Sep 25 Sep 26 Sep 27 Sep 28 Sep 29 Sep Total Diff from Avg.
1 0 | 0 | 0 | 0 | 0 | 0 | 0 0 | 1 | 0 | 0 | 0 | 0 1 | 0 | 0 | 0 | 0 2 | 0 | 0 | 0 2 | 0 | 0 2 | 1 0 7 4 | 133.33%
2 0 | 0 | 0 | 1 | 0 | 0 | 0 1 | 1 | 1 | 2 | 1 | 1 2 | 1 | 2 | 1 | 1 2 | 1 | 1 | 1 3 | 2 | 1 2 | 2 1 11 5 | 83.33%
3 1 | 0 | 0 | 0 | 1 | 0 | 1 1 | 1 | 0 | 1 | 1 | 2 2 | 1 | 1 | 0 | 0 4 | 4 | 3 | 1 2 | 2 | 3 0 | 0 0 10 2 | 25.0%
4 3 | 2 | 1 | 2 | 2 | 3 | 3 2 | 2 | 1 | 2 | 2 | 2 5 | 4 | 3 | 3 | 2 4 | 4 | 4 | 3 2 | 1 | 1 1 | 0 0 17 9 | 112.5%
5 4 | 4 | 4 | 4 | 4 | 4 | 4 6 | 6 | 6 | 6 | 5 | 5 7 | 7 | 8 | 7 | 6 9 | 8 | 8 | 7 10 | 9 | 9 9 | 9 7 52 2 | 4.0%
6 1 | 1 | 1 | 1 | 1 | 1 | 2 2 | 2 | 2 | 2 | 2 | 2 5 | 5 | 5 | 4 | 4 7 | 7 | 7 | 6 8 | 8 | 8 6 | 5 3 32 2 | 6.67%
7 7 | 7 | 8 | 7 | 6 | 8 | 9 8 | 8 | 8 | 8 | 7 | 9 9 | 10 | 10 | 9 | 8 11 | 12 | 12 | 10 12 | 12 | 12 12 | 10 10 69 10 | 16.95%
8 7 | 7 | 7 | 7 | 7 | 7 | 7 8 | 8 | 7 | 7 | 7 | 7 8 | 7 | 7 | 8 | 7 7 | 6 | 6 | 7 7 | 6 | 6 8 | 7 8 53 18 | 51.43%
9 5 | 5 | 4 | 4 | 4 | 4 | 3 5 | 5 | 5 | 6 | 6 | 6 3 | 3 | 3 | 4 | 4 5 | 4 | 4 | 3 8 | 8 | 7 11 | 10 11 48 24 | 100.0%
CONUS 3 | 3 | 3 | 3 | 3 | 3 | 3 4 | 4 | 4 | 4 | 4 | 4 5 | 5 | 5 | 4 | 4 6 | 6 | 5 | 4 6 | 6 | 6 6 | 5 5 35 8 | 29.63%
Utility Gas Weighted Heating Degree Days
Region 23 Sep 24 Sep 25 Sep 26 Sep 27 Sep 28 Sep 29 Sep Total Diff from Avg.
1 2 | 2 | 2 | 1 | 1 | 3 | 4 0 | 0 | 1 | 1 | 1 | 1 0 | 0 | 1 | 1 | 2 0 | 1 | 2 | 3 0 | 0 | 1 0 | 0 1 3 -47 | -94.0%
2 2 | 2 | 2 | 1 | 2 | 3 | 4 1 | 1 | 1 | 0 | 1 | 1 0 | 0 | 1 | 1 | 3 0 | 0 | 1 | 2 0 | 0 | 1 1 | 0 3 7 -32 | -82.05%
3 1 | 0 | 1 | 1 | 1 | 1 | 2 0 | 0 | 0 | 0 | 1 | 0 0 | 0 | 1 | 2 | 2 0 | 0 | 0 | 1 1 | 1 | 0 4 | 4 9 15 -34 | -69.39%
4 0 | 0 | 0 | 0 | 0 | 0 | 0 1 | 1 | 1 | 2 | 1 | 1 0 | 0 | 0 | 0 | 0 1 | 1 | 1 | 0 3 | 3 | 3 4 | 4 8 17 -35 | -67.31%
5 1 | 1 | 1 | 1 | 1 | 2 | 2 1 | 0 | 0 | 0 | 0 | 0 0 | 0 | 0 | 0 | 0 0 | 0 | 0 | 0 0 | 0 | 0 0 | 0 1 3 -7 | -70.0%
6 1 | 1 | 1 | 0 | 1 | 1 | 1 0 | 0 | 0 | 0 | 0 | 0 0 | 0 | 0 | 0 | 0 0 | 0 | 0 | 0 0 | 0 | 0 0 | 0 1 2 -12 | -85.71%
7 0 | 0 | 0 | 0 | 0 | 0 | 0 0 | 0 | 0 | 0 | 0 | 0 0 | 0 | 0 | 0 | 0 0 | 0 | 0 | 0 0 | 0 | 0 0 | 0 0 0 -6 | -100.0%
8 2 | 2 | 2 | 2 | 2 | 2 | 3 1 | 1 | 2 | 2 | 2 | 2 2 | 3 | 2 | 1 | 2 4 | 5 | 5 | 3 3 | 5 | 6 3 | 4 5 20 -18 | -47.37%
9 1 | 1 | 1 | 1 | 1 | 0 | 1 1 | 1 | 1 | 1 | 1 | 0 2 | 2 | 2 | 1 | 1 1 | 1 | 1 | 1 0 | 0 | 1 0 | 0 0 5 -10 | -66.67%
CONUS 1 | 1 | 1 | 1 | 1 | 1 | 2 1 | 1 | 1 | 1 | 1 | 1 1 | 1 | 1 | 1 | 1 1 | 1 | 1 | 1 1 | 1 | 1 2 | 2 4 11 -16 | -59.26%