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 2.0 degrees Fahrenheit on 23 September 2025, unchanged with respect to the previous day.
Sample. There are 16,337 observations overall in the daily series shown in the graph above. The time span covered by the series goes from January 1981 to September 2025.
History. Take a look at a few summary statistics computed on the full sample: degree days recorded a maximum of 21.0 degrees Fahrenheit on 2 August 1988; they reached a minimum of 0.0 on 1 January 1981; they had a mean of 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.