Heating degree days (F) - Iowa (US) - NOAA - Daily
This series is part of the dataset: Heating and cooling degree days (NOAA)
Download Full Dataset (.xlsx)Latest updates. In Iowa, heating degree days stood at 27.0 degrees Fahrenheit on 28 December 2025, compared to 25.0 on 27 December.
Sample. There are 16,433 records overall in the daily series presented in the chart above. The series covers the time period going from January 1981 to December 2025.
History. Here are a few summary statistics we calculated on the entire sample: degree days hit a minimum of 0.0 degrees Fahrenheit on 3 April 1981; they reached a maximum of 85.0 on 3 February 1996; they had a mean value of 18.5.
Latest values
| Date | Value - Degrees Fahrenheit |
|---|---|
| 2025-12-26 | 26.0 |
| 2025-12-27 | 25.0 |
| 2025-12-28 | 27.0 |
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Series Metadata
| Field | Value |
|---|---|
| Description | Heating degree days |
| Country | Iowa (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.