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 8.0 degrees Fahrenheit on 23 September 2025, unchanged with respect to 22 September 2025.
Sample. There are 16,337 data points in the daily series shown in the figure above. The span of time covered by the series extends from January 1981 to September 2025.
History. Here's a snapshot of some statistics computed on the entire sample: degree days averaged 18.5 degrees Fahrenheit; they reached their minimum of 0.0 on 26 June 1981; they peaked at 78.0 on 22 December 1990.
Latest values
| Date | Value - Degrees Fahrenheit |
|---|---|
| 2025-09-21 | 4.0 |
| 2025-09-22 | 8.0 |
| 2025-09-23 | 8.0 |
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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 |
Series in the same data set
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