Cooling degree days (F) - New Hampshire (US) - NOAA - Daily
This series is part of the dataset: Heating and cooling degree days (NOAA)
Download Full Dataset (.xlsx)Latest updates. In New Hampshire, cooling degree days were 0.0 degrees Fahrenheit on 30 March 2026, the same as on the previous day.
Sample. There are 16,525 records overall in the daily series presented in the plot above. The period covered by the series stretches from January 1981 to March 2026.
History. Check out some summary statistics we computed on the full sample: degree days had a mean of 1.0 degrees Fahrenheit; they reached a maximum of 19.0 on 22 July 2011; they hit a trough of 0.0 on 1 January 1981.
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 | New Hampshire (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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