Cooling 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), cooling degree days were 0.0 degrees Fahrenheit on 12 February 2026, as on 11 February 2026.
Sample. In this daily series, there are 16,479 observations. The series covers the time range stretching from January 1981 to February 2026.
History. Here's a snapshot of some descriptive statistics we calculated on the full sample: degree days reached their minimum of 0.0 degrees Fahrenheit on 1 January 1981; they hit a peak of 17.0 on 22 July 2011; they had an average value of 3.6.
Latest values
| Date | Value - Degrees Fahrenheit |
|---|---|
| 2026-02-10 | 0.0 |
| 2026-02-11 | 0.0 |
| 2026-02-12 | 0.0 |
Tip. To simplify exploration, we group time series into data sets and worksheets. By moving down the page, you will find how we structured further information linked to the statistics found here.
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Series Metadata
| Field | Value |
|---|---|
| Description | Cooling degree days |
| Country | United States (excluding Alaska and Hawaii) |
| Economic concept | Cooling 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 | (max_daily_temperature + min_daily_temperature) / 2 - 65F |
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