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

How to read this table
Population Weighted Cooling Degree Days
Region 09 Aug 10 Aug 11 Aug 12 Aug 13 Aug 14 Aug 15 Aug Total Diff from Avg.
1 9 | 9 | 9 | 9 | 10 | 10 | 10 11 | 12 | 12 | 12 | 11 | 10 14 | 14 | 14 | 13 | 12 14 | 14 | 13 | 13 12 | 12 | 12 10 | 11 9 79 37 | 88.1%
2 10 | 11 | 10 | 10 | 10 | 10 | 11 13 | 13 | 13 | 12 | 12 | 11 15 | 13 | 14 | 13 | 12 14 | 13 | 13 | 13 13 | 13 | 12 12 | 11 11 88 34 | 62.96%
3 12 | 12 | 12 | 12 | 12 | 11 | 11 14 | 14 | 13 | 14 | 13 | 13 11 | 10 | 10 | 13 | 11 9 | 9 | 10 | 11 10 | 9 | 10 10 | 9 10 76 28 | 58.33%
4 15 | 15 | 14 | 15 | 14 | 13 | 13 11 | 11 | 11 | 13 | 12 | 13 8 | 9 | 9 | 11 | 11 10 | 10 | 10 | 9 11 | 10 | 10 11 | 10 11 77 18 | 30.51%
5 16 | 16 | 16 | 16 | 16 | 16 | 15 17 | 16 | 16 | 16 | 16 | 16 16 | 17 | 17 | 16 | 16 16 | 17 | 17 | 17 16 | 16 | 16 16 | 15 15 112 18 | 19.15%
6 15 | 16 | 16 | 16 | 16 | 16 | 15 16 | 17 | 17 | 16 | 17 | 16 17 | 16 | 17 | 16 | 16 16 | 16 | 15 | 15 15 | 15 | 14 14 | 14 14 107 19 | 21.59%
7 21 | 21 | 20 | 20 | 20 | 20 | 20 21 | 21 | 21 | 20 | 20 | 20 20 | 20 | 20 | 20 | 20 20 | 20 | 20 | 20 20 | 20 | 19 20 | 19 19 141 18 | 14.63%
8 13 | 14 | 14 | 13 | 13 | 13 | 13 13 | 13 | 13 | 13 | 13 | 13 13 | 13 | 14 | 13 | 13 13 | 13 | 14 | 13 13 | 13 | 14 13 | 12 13 91 11 | 13.75%
9 7 | 7 | 6 | 6 | 6 | 5 | 5 8 | 7 | 7 | 6 | 6 | 6 6 | 6 | 6 | 6 | 5 6 | 5 | 5 | 5 6 | 5 | 5 7 | 5 8 48 -2 | -4.0%
CONUS 13 | 13 | 13 | 13 | 13 | 13 | 12 14 | 14 | 14 | 14 | 13 | 13 13 | 13 | 13 | 13 | 13 13 | 13 | 13 | 13 13 | 12 | 12 13 | 12 12 91 19 | 26.39%
Utility Gas Weighted Heating Degree Days
Region 09 Aug 10 Aug 11 Aug 12 Aug 13 Aug 14 Aug 15 Aug Total Diff from Avg.
1 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%
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 0 | NaN%
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 -1 | -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 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 0 0 0 | NaN%
9 0 | 0 | 0 | 0 | 0 | 0 | 0 0 | 0 | 0 | 0 | 0 | 0 0 | 0 | 0 | 0 | 0 1 | 0 | 0 | 0 0 | 0 | 0 0 | 0 0 1 1 | Infinity%
CONUS 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%