Cooling degree days (F) - Maine (US) - NOAA - Daily
This series is part of the dataset: Heating and cooling degree days (NOAA)
Download Full Dataset (.xlsx)Latest updates. In Maine, cooling degree days were 0.0 degrees Fahrenheit on 28 December 2025, unchanged with respect to the previous day.
Sample. There are 16,433 data points in the daily time series shown in the chart above. The time span covered by the series goes from January 1981 to December 2025.
History. Here are some descriptive statistics calculated on the whole sample: degree days had a mean value of 0.7 degrees Fahrenheit; they attained a maximum of 16.0 on 22 July 2011; they reached their lowest level of 0.0 on 1 January 1981.
Latest values
| Date | Value - Degrees Fahrenheit |
|---|---|
| 2025-12-26 | 0.0 |
| 2025-12-27 | 0.0 |
| 2025-12-28 | 0.0 |
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Series Metadata
| Field | Value |
|---|---|
| Description | Cooling degree days |
| Country | Maine (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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