Monessen, PA
Climate overview — based on NOAA 1991-2020 normals from CHARLEROI LOCK 4, PA US.
Year-round temperatures (°F)
Climate summary
Monessen has an annual average temperature of 52.9°F with about 40.9 inches of precipitation per year and 10.3 inches of snow. The warmest month is July (average high 85.0°F), and the coldest is January (average low 21.3°F). June is typically the wettest month (4.33 in) and February the driest (2.75 in). Snow typically falls from November through March.
Best time to visit Monessen
Full guide →Climate change signal
All-time records →310 of 366 (84.7%) of Monessen'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.
| 1930s | 0 | |
| 1940s | 0 | |
| 1950s | 0 | |
| 1960s | 0 | |
| 1970s | 0 | |
| 1980s | 0 | |
| 1990s | 0 | |
| 2000s | 0 | |
| 2010s | 182 | |
| 2020s | 184 |
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 | 39.0°F | 21.3°F | 30.2°F | 3.24 in | 3.8 in | 15 |
| February | 42.1°F | 22.2°F | 32.2°F | 2.75 in | 2.7 in | 13 |
| March | 51.4°F | 29.0°F | 40.2°F | 3.42 in | 2.1 in | 13 |
| April | 64.1°F | 39.3°F | 51.7°F | 3.45 in | — | 14 |
| May | 73.5°F | 50.7°F | 62.1°F | 3.94 in | — | 13 |
| June | 81.1°F | 59.5°F | 70.3°F | 4.33 in | — | 12 |
| July | 85.0°F | 63.8°F | 74.4°F | 4.05 in | — | 10 |
| August | 83.7°F | 62.5°F | 73.1°F | 3.50 in | — | 10 |
| September | 77.8°F | 55.9°F | 66.9°F | 3.26 in | — | 9 |
| October | 66.0°F | 44.4°F | 55.2°F | 2.86 in | — | 11 |
| November | 53.7°F | 33.9°F | 43.8°F | 2.85 in | 0.2 in | 11 |
| December | 43.4°F | 27.0°F | 35.2°F | 3.27 in | 1.5 in | 14 |
Climate twins of Monessen
Why these? →The most climatically similar US cities at least 140 miles away (by monthly temperature + precipitation pattern).