Heating degree days (F) - Maryland (US) - NOAA - Daily
This series is part of the dataset: Heating and cooling degree days (NOAA)
Download Full Dataset (.xlsx)Latest updates. In Maryland, heating degree days were 0.0 degrees Fahrenheit on 21 June 2026, the same as on 20 June.
Sample. This daily series has 16,608 observations. The span of time covered by the series goes from January 1981 to June 2026.
History. Here’s a quick look at some statistics we calculated on the entire sample: degree days had a mean of 12.3 degrees Fahrenheit; they recorded a minimum of 0.0 on 4 April 1981; they attained a maximum of 66.0 on 19 January 1994.
Latest values
| Date | Value - Degrees Fahrenheit |
|---|---|
| 2026-06-19 | 0.0 |
| 2026-06-20 | 0.0 |
| 2026-06-21 | 0.0 |
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Series Metadata
| Field | Value |
|---|---|
| Description | Heating degree days |
| Country | Maryland (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 |
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