Coatesville, PA
Climate overview — based on NOAA 1991-2020 normals from COATESVILLE 2 W, PA US.
Year-round temperatures (°F)
Climate summary
Coatesville has an annual average temperature of 52.8°F with about 52.1 inches of precipitation per year and 31.9 inches of snow. The warmest month is July (average high 85.4°F), and the coldest is January (average low 21.9°F). September is typically the wettest month (5.17 in) and February the driest (3.34 in). Snow typically falls from November through April.
Best time to visit Coatesville
Full guide →Climate change signal
All-time records →0 of 366 (0%) of Coatesville's all-time daily heat records have been set since 2015. If records were spread evenly across the station's history, only about 5% would fall in any given decade.
| 1980s | 100 | |
| 1990s | 161 | |
| 2000s | 105 |
Bars: number of all-time daily heat records still standing that were set in each decade.
Monthly averages
| Month | Avg High | Avg Low | Avg Temp | Precipitation | Snow | Rainy days |
|---|---|---|---|---|---|---|
| January | 38.5°F | 21.9°F | 30.2°F | 4.05 in | 7.9 in | 12 |
| February | 41.5°F | 23.2°F | 32.4°F | 3.34 in | 11.5 in | 10 |
| March | 50.3°F | 30.5°F | 40.4°F | 4.80 in | 6.3 in | 12 |
| April | 62.7°F | 40.1°F | 51.4°F | 4.10 in | 1.1 in | 12 |
| May | 72.8°F | 50.3°F | 61.5°F | 4.02 in | — | 11 |
| June | 80.8°F | 59.0°F | 69.9°F | 4.54 in | — | 11 |
| July | 85.4°F | 64.6°F | 75.0°F | 4.55 in | — | 11 |
| August | 83.4°F | 62.8°F | 73.1°F | 4.58 in | — | 10 |
| September | 76.5°F | 55.7°F | 66.1°F | 5.17 in | — | 10 |
| October | 64.9°F | 43.6°F | 54.3°F | 4.57 in | — | 9 |
| November | 53.6°F | 34.0°F | 43.8°F | 3.61 in | 0.7 in | 10 |
| December | 43.1°F | 26.9°F | 35.0°F | 4.79 in | 4.4 in | 11 |
Climate twins of Coatesville
Why these? →The most climatically similar US cities at least 140 miles away (by monthly temperature + precipitation pattern).