Cooling 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, cooling degree days stood at 0.0 degrees Fahrenheit on 17 September 2026, compared to 1.0 on the previous day.
Sample. There are 16,696 records in the daily series displayed in the figure above. The period covered by the series stretches from January 1981 to September 2026.
History. Take a look at a few simple statistics calculated on the entire sample: degree days averaged 1.6 degrees Fahrenheit; they achieved a maximum of 21.0 on 2 August 1988; they reached a minimum of 0.0 on 1 January 1981.
Latest values
| Date | Value - Degrees Fahrenheit |
|---|---|
| 2026-09-15 | 0 |
| 2026-09-16 | 1.00000 |
| 2026-09-17 | 0 |
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Series Metadata
| Field | Value |
|---|---|
| Description | Cooling degree days |
| Country | Michigan (US) |
| Economic concept | Cooling 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 | (max_daily_temperature + min_daily_temperature) / 2 - 65F |
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