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 were 2.0 degrees Fahrenheit on 23 September 2025, unchanged with respect to 22 September 2025.
Sample. The daily time series shown in the chart has 16,337 observations overall. The series covers the time period stretching from January 1981 to September 2025.
History. Here's a peek at some statistics we computed on the entire sample: degree days hit a peak of 21.0 degrees Fahrenheit on 2 August 1988; they reached their minimum of 0.0 on 1 January 1981; they were equal on average to 1.6.
Latest values
| Date | Value - Degrees Fahrenheit |
|---|---|
| 2025-09-21 | 1.0 |
| 2025-09-22 | 2.0 |
| 2025-09-23 | 2.0 |
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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 |
Series in the same data set
Discover the other time series included in this data set.