Cooling 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, cooling degree days were 0.0 degrees Fahrenheit on 30 March 2026, the same as on 29 March 2026.
Sample. This daily time series has 16,525 records in total. The period covered by the series stretches from January 1981 to March 2026.
History. Here are some descriptive statistics we computed on the full sample: degree days recorded a maximum of 25.0 degrees Fahrenheit on 22 July 2011; they recorded a bottom of 0.0 on 1 January 1981; they had a mean value of 3.3.
Latest values
| Date | Value - Degrees Fahrenheit |
|---|---|
| 2026-03-28 | 0.0 |
| 2026-03-29 | 0.0 |
| 2026-03-30 | 0.0 |
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Series Metadata
| Field | Value |
|---|---|
| Description | Cooling degree days |
| Country | Delaware (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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