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 stood at 0.0 degrees Fahrenheit on 13 November 2025, compared to 1.0 on 12 November.
Sample. The daily series plotted above has a total of 16,388 observations. The series covers the time range going from January 1981 to November 2025.
History. Here are some descriptive statistics calculated on the whole sample: degree days achieved a maximum of 33.0 degrees Fahrenheit on 15 July 2003; they reached their lowest level of 0.0 on 1 January 1981; they averaged 7.9.
Latest values
| Date | Value - Degrees Fahrenheit |
|---|---|
| 2025-11-11 | 1.0 |
| 2025-11-12 | 1.0 |
| 2025-11-13 | 0.0 |
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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 |