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 7.0 degrees Fahrenheit on 23 September 2025, compared to 6.0 on 22 September.
Sample. The daily series displayed in the graph has 16,337 observations overall. The time range covered by the series extends from January 1981 to September 2025.
History. Here’s a quick look at some summary statistics computed on the entire sample: degree days had an average value of 3.6 degrees Fahrenheit; they hit a maximum of 17.0 on 22 July 2011; they registered a minimum of 0.0 on 1 January 1981.
Latest values
| Date | Value - Degrees Fahrenheit |
|---|---|
| 2025-09-21 | 6.0 |
| 2025-09-22 | 6.0 |
| 2025-09-23 | 7.0 |
Heads-up. Our metadata often include links to the original sources of the data we provide. You can use these links to find additional information.
Not for investment purposes. Content found on this web site is not meant for investment purposes or other financial decisions. Users should ask for professional advice and do their own independent due diligence before pledging money to any investment.
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 |
Series in the same data set
Discover the other time series included in this data set.