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

How to read this table
Population Weighted Cooling Degree Days
Region 24 Jun 25 Jun 26 Jun 27 Jun 28 Jun 29 Jun 30 Jun Total Diff from Avg.
1 3 | 4 | 4 | 4 | 4 | 4 | 3 1 | 1 | 1 | 3 | 6 | 5 5 | 5 | 5 | 5 | 6 8 | 6 | 6 | 6 8 | 7 | 6 6 | 7 3 34 2 | 6.25%
2 5 | 6 | 6 | 7 | 7 | 7 | 6 8 | 8 | 8 | 9 | 10 | 8 9 | 9 | 8 | 8 | 8 10 | 10 | 9 | 8 10 | 10 | 9 9 | 10 6 57 12 | 26.67%
3 7 | 8 | 8 | 8 | 9 | 7 | 7 6 | 6 | 6 | 7 | 7 | 7 8 | 9 | 9 | 8 | 7 9 | 10 | 9 | 8 11 | 11 | 10 10 | 10 8 59 10 | 20.41%
4 4 | 4 | 4 | 5 | 6 | 6 | 6 7 | 7 | 8 | 8 | 7 | 7 9 | 10 | 10 | 9 | 9 11 | 12 | 11 | 11 13 | 12 | 12 13 | 12 12 69 11 | 18.97%
5 15 | 16 | 16 | 16 | 16 | 16 | 15 17 | 17 | 16 | 16 | 16 | 15 15 | 15 | 14 | 15 | 15 15 | 15 | 15 | 14 15 | 15 | 15 15 | 15 15 107 17 | 18.89%
6 13 | 14 | 14 | 15 | 14 | 13 | 13 13 | 13 | 12 | 13 | 13 | 13 12 | 13 | 13 | 13 | 12 13 | 14 | 13 | 13 13 | 13 | 13 13 | 13 13 90 6 | 7.14%
7 16 | 16 | 16 | 16 | 17 | 17 | 17 16 | 16 | 16 | 16 | 16 | 17 16 | 16 | 16 | 16 | 17 16 | 16 | 16 | 16 16 | 16 | 16 16 | 16 16 112 0 | 0.0%
8 6 | 6 | 7 | 6 | 6 | 6 | 6 8 | 8 | 8 | 7 | 7 | 7 8 | 8 | 8 | 8 | 8 9 | 9 | 9 | 8 9 | 9 | 9 10 | 9 10 60 -15 | -20.0%
9 4 | 4 | 3 | 3 | 2 | 1 | 1 3 | 3 | 2 | 1 | 2 | 1 2 | 2 | 1 | 1 | 1 1 | 2 | 2 | 2 1 | 2 | 3 2 | 3 4 17 -17 | -50.0%
CONUS 9 | 9 | 9 | 10 | 10 | 9 | 9 10 | 9 | 9 | 9 | 10 | 9 10 | 10 | 10 | 9 | 9 10 | 10 | 10 | 10 11 | 11 | 10 11 | 11 10 71 5 | 7.58%
Utility Gas Weighted Heating Degree Days
Region 24 Jun 25 Jun 26 Jun 27 Jun 28 Jun 29 Jun 30 Jun Total Diff from Avg.
1 0 | 0 | 0 | 0 | 0 | 0 | 0 1 | 0 | 0 | 0 | 0 | 0 0 | 0 | 0 | 0 | 0 0 | 0 | 0 | 0 0 | 0 | 0 0 | 0 0 1 -6 | -85.71%
2 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 -1 | -100.0%
3 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 -2 | -100.0%
4 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 -3 | -100.0%
5 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 0 | NaN%
6 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 0 | NaN%
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 0 | NaN%
8 4 | 4 | 4 | 4 | 4 | 4 | 3 2 | 2 | 2 | 2 | 2 | 2 1 | 1 | 1 | 1 | 1 1 | 1 | 1 | 1 1 | 1 | 1 1 | 1 1 11 6 | 120.0%
9 1 | 1 | 1 | 1 | 1 | 1 | 1 1 | 1 | 1 | 1 | 1 | 2 2 | 2 | 2 | 2 | 2 3 | 2 | 2 | 2 2 | 2 | 1 1 | 1 1 11 4 | 57.14%
CONUS 1 | 1 | 1 | 1 | 1 | 1 | 1 0 | 0 | 0 | 0 | 0 | 1 0 | 0 | 0 | 0 | 0 1 | 0 | 0 | 0 0 | 0 | 0 0 | 0 0 2 2 | Infinity%