Heating degree days (F) - Idaho (US) - NOAA - Daily
This series is part of the dataset: Heating and cooling degree days (NOAA)
Download Full Dataset (.xlsx)Latest updates. In Idaho, heating degree days were 30.0 degrees Fahrenheit on 12 February 2026, compared to 32.0 on 11 February 2026.
Sample. There are 16,479 data points overall in the daily time series displayed in the graph above. The span of time covered by the series stretches from January 1981 to February 2026.
History. Have a look at a few simple statistics we computed on the whole sample: degree days averaged 18.6 degrees Fahrenheit; they recorded a minimum of 0.0 on 26 June 1981; they reached their highest level of 78.0 on 22 December 1990.
Latest values
| Date | Value - Degrees Fahrenheit |
|---|---|
| 2026-02-10 | 31.0 |
| 2026-02-11 | 32.0 |
| 2026-02-12 | 30.0 |
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Series Metadata
| Field | Value |
|---|---|
| Description | Heating degree days |
| Country | Idaho (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 |
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