Heating degree days (F) - Michigan (US) - NOAA - Daily
This series is part of the dataset: Heating and cooling degree days (NOAA)
Download Full Dataset (.xlsx)Latest updates. In Michigan, heating degree days were 13.0 degrees Fahrenheit on 30 March 2026, compared to 25.0 on 29 March.
Sample. There are 16,525 records overall in the daily series displayed in the plot above. The period covered by the series stretches from January 1981 to March 2026.
History. Here's a glimpse of a few summary statistics calculated on the entire sample: degree days were equal on average to 18.4 degrees Fahrenheit; they hit a peak of 76.0 on 19 January 1994; they recorded a bottom of 0.0 on 23 May 1981.
Latest values
| Date | Value - Degrees Fahrenheit |
|---|---|
| 2026-03-28 | 33.0 |
| 2026-03-29 | 25.0 |
| 2026-03-30 | 13.0 |
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Series Metadata
| Field | Value |
|---|---|
| Description | Heating degree days |
| Country | Michigan (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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