Heating degree days (F) - Tennessee (US) - NOAA - Daily
This series is part of the dataset: Heating and cooling degree days (NOAA)
Download Full Dataset (.xlsx)Latest updates. In Tennessee, heating degree days stood at 2.0 degrees Fahrenheit on 28 September 2026, the same as on 27 September 2026.
Sample. There are 16,707 observations in the daily time series shown in the chart above. The time span covered by the series is from January 1981 to September 2026.
History. Here are some summary statistics we calculated on the whole sample: degree days had a mean value of 10.3 degrees Fahrenheit; they reached their minimum of 0.0 on 4 April 1981; they peaked at 69.0 on 21 January 1985.
Latest values
| Date | Value - Degrees Fahrenheit |
|---|---|
| 2026-09-26 | 2.0 |
| 2026-09-27 | 2.0 |
| 2026-09-28 | 2.0 |
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Series Metadata
| Field | Value |
|---|---|
| Description | Heating degree days |
| Country | Tennessee (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
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