NOAA's National Centers for Environmental Information
County Rankings
Chester County, Pennsylvania
December 2004 Average Temperature Rankings
| Period | Value | 1901-2000 Mean | Anomaly | Rank (1895-2025) | Coolest/Warmest Since | Record |
|---|---|---|---|---|---|---|
| December 2004 1-Month | 35.0°F (1.7°C) | 32.3°F (0.2°C) | 2.7°F | 89th Coolest | Coolest since: | 1989 |
| 42nd Warmest | Warmest since: | 2015 | ||||
| Ties: 1936, 1986 | ||||||
| Nov– 2-Month | 40.6°F (4.8°C) | 37.4°F (3.0°C) | 3.2°F | 109th Coolest | Coolest since: | 1917 |
| 22nd Warmest | Warmest since: | 2015 | ||||
| Ties: 1946, 1948 | ||||||
| Oct– 3-Month | 44.9°F (7.2°C) | 42.9°F (6.1°C) | 2.0°F | 95th Coolest | Coolest since: | 1917 |
| 36th Warmest | Warmest since: | 2015 | ||||
| Sep– 4-Month | 50.6°F (10.3°C) | 48.4°F (9.1°C) | 2.2°F | 104th Coolest | Coolest since: | 1917 |
| 27th Warmest | Warmest since: | 2015 | ||||
| Aug– 5-Month | 55.0°F (12.8°C) | 53.1°F (11.7°C) | 1.9°F | 104th Coolest | Coolest since: | 1917 |
| 27th Warmest | Warmest since: | 2015 | ||||
| Jul– 6-Month | 58.1°F (14.5°C) | 56.6°F (13.7°C) | 1.5°F | 101st Coolest | Coolest since: | 1917 |
| 30th Warmest | Warmest since: | 2015 | ||||
| Ties: 1970, 1984, 1991 | ||||||
| Jun– 7-Month | 59.7°F (15.4°C) | 58.3°F (14.6°C) | 1.4°F | 97th Coolest | Coolest since: | 1917 |
| 34th Warmest | Warmest since: | 2015 | ||||
| May– 8-Month | 60.7°F (15.9°C) | 58.6°F (14.8°C) | 2.1°F | 110th Coolest | Coolest since: | 1917 |
| 21st Warmest | Warmest since: | 2015 | ||||
| Apr– 9-Month | 59.8°F (15.4°C) | 57.7°F (14.3°C) | 2.1°F | 111th Coolest | Coolest since: | 1917 |
| 20th Warmest | Warmest since: | 2015 | ||||
| Mar– 10-Month | 58.1°F (14.5°C) | 55.9°F (13.3°C) | 2.2°F | 117th Coolest | Coolest since: | 1917 |
| 14th Warmest | Warmest since: | 2011 | ||||
| Feb– 11-Month | 55.7°F (13.2°C) | 53.6°F (12.0°C) | 2.1°F | 110th Coolest | Coolest since: | 1904 |
| 21st Warmest | Warmest since: | 2012, 2024 | ||||
| Jan– 12-Month | 53.1°F (11.7°C) | 51.5°F (10.8°C) | 1.6°F | 101st Coolest | Coolest since: | 1904 |
| 30th Warmest | Warmest since: | 2012 | ||||
| Jul 2003– 18-Month | 55.0°F (12.8°C) | 53.2°F (11.8°C) | 1.8°F | 109th Coolest | Coolest since: | 1904 |
| 21st Warmest | Warmest since: | 2012 | ||||
| Jan 2003– 24-Month | 52.5°F (11.4°C) | 51.5°F (10.8°C) | 1.0°F | 96th Coolest | Coolest since: | 1905 |
| 34th Warmest | Warmest since: | 2012, 2024 | ||||
| Ties: 1949, 1974 | ||||||
| Jan 2002– 36-Month | 53.1°F (11.7°C) | 51.5°F (10.8°C) | 1.6°F | 103rd Coolest | Coolest since: | 1905 |
| 26th Warmest | Warmest since: | 2012 | ||||
| Jan 2001– 48-Month | 53.2°F (11.8°C) | 51.5°F (10.8°C) | 1.7°F | 106th Coolest | Coolest since: | 1907 |
| 22nd Warmest | Warmest since: | 2023, 2024 | ||||
| Jan 2000– 60-Month | 53.0°F (11.7°C) | 51.5°F (10.8°C) | 1.5°F | 103rd Coolest | Coolest since: | 1907 |
| 24th Warmest | Warmest since: | 2024 | ||||
Citing This Page
- NOAA National Centers for Environmental information, Climate at a Glance: County Rankings, published March 2025, retrieved on March 13, 2025 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/county/rankings
