NOAA's National Centers for Environmental Information
County Rankings
Chester County, Pennsylvania
December 1961 Average Temperature Rankings
| Period | Value | 1901-2000 Mean | Anomaly | Rank (1895-2025) | Coolest/Warmest Since | Record |
|---|---|---|---|---|---|---|
| December 1961 1-Month | 30.9°F (-0.6°C) | 32.3°F (0.2°C) | -1.4°F | 38th Coolest | Coolest since: | 1989 |
| 93rd Warmest | Warmest since: | 2015 | ||||
| Ties: 1922, 1930 | ||||||
| Nov– 2-Month | 37.8°F (3.2°C) | 37.4°F (3.0°C) | 0.4°F | 58th Coolest | Coolest since: | 1917 |
| 73rd Warmest | Warmest since: | 2015 | ||||
| Oct– 3-Month | 43.6°F (6.4°C) | 42.9°F (6.1°C) | 0.7°F | 76th Coolest | Coolest since: | 1917 |
| 55th Warmest | Warmest since: | 2015 | ||||
| Sep– 4-Month | 50.4°F (10.2°C) | 48.4°F (9.1°C) | 2.0°F | 99th Coolest | Coolest since: | 1917 |
| 32nd Warmest | Warmest since: | 2015 | ||||
| Aug– 5-Month | 54.7°F (12.6°C) | 53.1°F (11.7°C) | 1.6°F | 100th Coolest | Coolest since: | 1917 |
| 31st Warmest | Warmest since: | 2015 | ||||
| Jul– 6-Month | 57.8°F (14.3°C) | 56.6°F (13.7°C) | 1.2°F | 95th Coolest | Coolest since: | 1917 |
| 36th Warmest | Warmest since: | 2015 | ||||
| Jun– 7-Month | 59.4°F (15.2°C) | 58.3°F (14.6°C) | 1.1°F | 93rd Coolest | Coolest since: | 1917 |
| 38th Warmest | Warmest since: | 2015 | ||||
| May– 8-Month | 59.2°F (15.1°C) | 58.6°F (14.8°C) | 0.6°F | 78th Coolest | Coolest since: | 1917 |
| 53rd Warmest | Warmest since: | 2015 | ||||
| Apr– 9-Month | 57.8°F (14.3°C) | 57.7°F (14.3°C) | 0.1°F | 51st Coolest | Coolest since: | 1917 |
| 80th Warmest | Warmest since: | 2015 | ||||
| Ties: 1895, 1898, 1912, 1930, 1947 | ||||||
| Mar– 10-Month | 56.0°F (13.3°C) | 55.9°F (13.3°C) | 0.1°F | 56th Coolest | Coolest since: | 1917 |
| 75th Warmest | Warmest since: | 2011 | ||||
| Ties: 1930 | ||||||
| Feb– 11-Month | 53.9°F (12.2°C) | 53.6°F (12.0°C) | 0.3°F | 68th Coolest | Coolest since: | 1904 |
| 63rd Warmest | Warmest since: | 2012, 2024 | ||||
| Jan– 12-Month | 51.3°F (10.7°C) | 51.5°F (10.8°C) | -0.2°F | 43rd Coolest | Coolest since: | 1904 |
| 88th Warmest | Warmest since: | 2012 | ||||
| Jul 1960– 18-Month | 52.6°F (11.4°C) | 53.2°F (11.8°C) | -0.6°F | 21st Coolest | Coolest since: | 1904 |
| 109th Warmest | Warmest since: | 2012 | ||||
| Ties: 1903, 1914, 1935 | ||||||
| Jan 1960– 24-Month | 51.1°F (10.6°C) | 51.5°F (10.8°C) | -0.4°F | 31st Coolest | Coolest since: | 1905 |
| 99th Warmest | Warmest since: | 2012, 2024 | ||||
| Jan 1959– 36-Month | 51.7°F (10.9°C) | 51.5°F (10.8°C) | 0.2°F | 57th Coolest | Coolest since: | 1905 |
| 72nd Warmest | Warmest since: | 2012 | ||||
| Jan 1958– 48-Month | 51.3°F (10.7°C) | 51.5°F (10.8°C) | -0.2°F | 36th Coolest | Coolest since: | 1907 |
| 92nd Warmest | Warmest since: | 2023, 2024 | ||||
| Jan 1957– 60-Month | 51.5°F (10.8°C) | 51.5°F (10.8°C) | 0.0°F | 50th Coolest | Coolest since: | 1907 |
| 77th Warmest | Warmest since: | 2024 | ||||
| Ties: 1901, 1902, 1941, 1942, 1960 | ||||||
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
