Heating degree days (F) - Delaware (US) - NOAA - Daily
This series is part of the dataset: Heating and cooling degree days (NOAA)
Download Full Dataset (.xlsx)Latest updates. In Delaware, heating degree days were 0.0 degrees Fahrenheit on 14 August 2026, the same as on the previous day.
Sample. There are 16,662 data points in the daily time series presented in the plot above. The series covers the time range extending from January 1981 to August 2026.
History. Check out a few statistics we calculated on the entire sample: degree days hit a maximum of 62.0 degrees Fahrenheit on 21 January 1985; they reached a minimum of 0.0 on 4 April 1981; they had a mean value of 12.3.
Latest values
| Date | Value - Degrees Fahrenheit |
|---|---|
| 2026-08-12 | 0.0 |
| 2026-08-13 | 0.0 |
| 2026-08-14 | 0.0 |
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Series Metadata
| Field | Value |
|---|---|
| Description | Heating degree days |
| Country | Delaware (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 |
Series in the same data set
Discover the other time series included in this data set.