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 stood at 8.0 degrees Fahrenheit on 23 September 2025, the same value recorded on 22 September.
Sample. There are 16,337 observations in the daily series presented in the plot above. The series covers the span of time going from January 1981 to September 2025.
History. Here's a glimpse of a few statistics computed on the entire sample: degree days averaged 18.5 degrees Fahrenheit; they reached a trough 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
Discover the other time series included in this data set.