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 1.0 degrees Fahrenheit on 17 September 2026, compared to 0.0 on the previous day.
Sample. In this daily time series, there are 16,696 data points overall. The time span covered by the series stretches from January 1981 to September 2026.
History. Here's a snapshot of a few descriptive statistics calculated on the full sample: degree days averaged 1.1 degrees Fahrenheit; they hit a minimum of 0.0 on 1 January 1981; they hit a peak of 14.0 on 18 July 2003.
Latest values
| Date | Value - Degrees Fahrenheit |
|---|---|
| 2026-09-15 | 0 |
| 2026-09-16 | 0 |
| 2026-09-17 | 1.00000 |
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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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