Heating degree days (F) - United States (excluding Alaska and Hawaii) - NOAA - Daily
This series is part of the dataset: Heating and cooling degree days (NOAA)
Download Full Dataset (.xlsx)Latest updates. In the United States (excluding Alaska and Hawaii), heating degree days stood at 13.0 degrees Fahrenheit on 12 November 2026, versus 10.0 on the previous day.
Sample. In this daily time series, there are a total of 16,752 observations. The period covered by the series extends from January 1981 to November 2026.
History. Here are a few summary statistics we calculated on the entire sample: degree days had a mean of 11.6 degrees Fahrenheit; they hit a trough of 0.0 degrees Fahrenheit on 29 May 1981; they attained a maximum of 51.0 degrees Fahrenheit on 25 December 1983.
Latest values
| Date | Value - Degrees Fahrenheit |
|---|---|
| 2026-11-10 | 10.0000 |
| 2026-11-11 | 10.0000 |
| 2026-11-12 | 13.0000 |
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Series Metadata
| Field | Value |
|---|---|
| Description | Heating degree days |
| Country | United States (excluding Alaska and Hawaii) |
| Economic concept | Heating needs |
| Data type | Estimate based on daily minimum and maximum temperatures |
| Deflation method | Not applicable |
| Seasonally adjusted | No |
| Rescaling | Population-weighted averages of weather-station observations |
| Frequency | Daily |
| Unit | Degrees Fahrenheit |
| Source | NOAA National Weather Service |
| Source type | Federal Administration |
| Data licence | Not copyrightable under U.S. law |
| Measure type | 65F - (max_daily_temperature + min_daily_temperature) / 2 |
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