Heating 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, heating degree days were 1.0 degrees Fahrenheit on 13 November 2025, compared to 2.0 on 12 November.
Sample. There are 16,388 data points overall in the daily time series presented in the graph above. The time period covered by the series is from January 1981 to November 2025.
History. Check out a few simple statistics we computed on the full sample: degree days were equal on average to 5.4 degrees Fahrenheit; they attained a maximum of 37.0 on 23 December 1990; they registered a minimum of 0.0 on 17 April 1981.
Latest values
| Date | Value - Degrees Fahrenheit |
|---|---|
| 2025-11-11 | 2.0 |
| 2025-11-12 | 2.0 |
| 2025-11-13 | 1.0 |
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Series Metadata
| Field | Value |
|---|---|
| Description | Heating degree days |
| Country | Arizona (US) |
| Economic concept | Heating 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 | 65F - (max_daily_temperature + min_daily_temperature) / 2 |