Cooling degree days (F) - Colorado (US) - NOAA - Daily
This series is part of the dataset: Heating and cooling degree days (NOAA)
Download Full Dataset (.xlsx)Latest updates. In Colorado, cooling degree days were 0.0 degrees Fahrenheit on 23 September 2025, the same as on 22 September 2025.
Sample. There are 16,337 records in the daily series displayed in the chart above. The time period covered by the series stretches from January 1981 to September 2025.
History. Here are a few descriptive statistics we calculated on the full sample: degree days recorded a maximum of 14.0 degrees Fahrenheit on 18 July 2003; they hit a minimum of 0.0 on 1 January 1981; they had a mean value of 1.0.
Latest values
| Date | Value - Degrees Fahrenheit |
|---|---|
| 2025-09-21 | 0.0 |
| 2025-09-22 | 0.0 |
| 2025-09-23 | 0.0 |
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Series Metadata
| Field | Value |
|---|---|
| Description | Cooling degree days |
| Country | Colorado (US) |
| 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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