Heating degree days (F) - Pennsylvania (US) - NOAA - Daily
This series is part of the dataset: Heating and cooling degree days (NOAA)
Download Full Dataset (.xlsx)Latest updates. In Pennsylvania, heating degree days were 23.0 degrees Fahrenheit on 13 November 2025, compared to 26.0 on the previous day.
Sample. In this daily series, there are 16,388 observations overall. The series covers the period stretching from January 1981 to November 2025.
History. Here's a glimpse of a few summary statistics we calculated on the whole sample: degree days recorded a bottom of 0.0 degrees Fahrenheit on 25 May 1981; they reached a maximum of 69.0 on 19 January 1994; they had a mean of 15.4.
Latest values
| Date | Value - Degrees Fahrenheit |
|---|---|
| 2025-11-11 | 32.0 |
| 2025-11-12 | 26.0 |
| 2025-11-13 | 23.0 |
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Series Metadata
| Field | Value |
|---|---|
| Description | Heating degree days |
| Country | Pennsylvania (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 |