Heating 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, heating degree days were 33.0 degrees Fahrenheit on 25 March 2025, compared to 40.0 on the previous day.
Sample. There are 16,155 records overall in the daily series shown in the chart above. The series covers the span of time going from January 1981 to March 2025.
History. Here are some descriptive statistics computed on the whole sample: degree days recorded a maximum of 78.0 degrees Fahrenheit on 4 January 1981; they recorded a bottom of 0.0 on 26 May 1981; they averaged 21.7.
Latest values
| Date | Value - Degrees Fahrenheit |
|---|---|
| 2025-03-23 | 36.0 |
| 2025-03-24 | 40.0 |
| 2025-03-25 | 33.0 |
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Series Metadata
| Field | Value |
|---|---|
| Description | Heating degree days |
| Country | Maine (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 |