Cooling degree days (F) - Arizona (US) - NOAA - Daily
This series is part of the dataset: Heating and cooling degree days (NOAA)
Download Full Dataset (.xlsx)Latest updates. In Arizona, cooling degree days were 14.0 degrees Fahrenheit on 14 August 2026, compared to 13.0 on 13 August 2026.
Sample. The daily series plotted above has 16,662 data points. The series covers the span of time stretching from January 1981 to August 2026.
History. Here's a snapshot of a few simple statistics we computed on the full sample: degree days had a mean of 7.8 degrees Fahrenheit; they reached a maximum of 33.0 on 15 July 2003; they registered a minimum of 0.0 on 1 January 1981.
Latest values
| Date | Value - Degrees Fahrenheit |
|---|---|
| 2026-08-12 | 16.0 |
| 2026-08-13 | 13.0 |
| 2026-08-14 | 14.0 |
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Series Metadata
| Field | Value |
|---|---|
| Description | Cooling degree days |
| Country | Arizona (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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