Heating degree days (F) - Connecticut (US) - NOAA - Daily
This series is part of the dataset: Heating and cooling degree days (NOAA)
Download Full Dataset (.xlsx)Latest updates. In Connecticut, heating degree days were 20.0 degrees Fahrenheit on 25 March 2025, compared to 28.0 on 24 March 2025.
Sample. There are 16,155 observations overall in the daily time series shown in the graph above. The series covers the period extending from January 1981 to March 2025.
History. Check out a few statistics computed on the entire sample: degree days achieved a maximum of 65.0 degrees Fahrenheit on 18 January 1982; they registered a minimum of 0.0 on 25 May 1981; they had a mean value of 16.3.
Latest values
| Date | Value - Degrees Fahrenheit |
|---|---|
| 2025-03-23 | 28.0 |
| 2025-03-24 | 28.0 |
| 2025-03-25 | 20.0 |
Tip. We group indicators into data sets and worksheets to simplify exploration. By moving down the page, you will discover how we arranged further information linked to the statistics published here.
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Series Metadata
| Field | Value |
|---|---|
| Description | Heating degree days |
| Country | Connecticut (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 |