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 16.0 degrees Fahrenheit on 21 June 2026, compared to 15.0 on 20 June.
Sample. There are 16,608 data points in the daily series displayed in the graph above. The span of time covered by the series goes from January 1981 to June 2026.
History. Have a look at some summary statistics calculated on the whole sample: degree days were equal on average to 7.8 degrees Fahrenheit; they hit a peak of 33.0 on 15 July 2003; they reached a minimum of 0.0 on 1 January 1981.
Latest values
| Date | Value - Degrees Fahrenheit |
|---|---|
| 2026-06-19 | 16.0 |
| 2026-06-20 | 15.0 |
| 2026-06-21 | 16.0 |
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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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