Weather Avenue > 
Weather America > 
United States > 
Pennsylvania > 
| Month | Max. | Min. | Avg. |
|---|---|---|---|
| January | 10°C | -13°C | -3°C |
| February | 15°C | -9°C | 0°C |
| March | 17°C | -11°C | 4°C |
| April | 23°C | -6°C | 7°C |
| May | 30°C | 2°C | 14°C |
| June | 33°C | 2°C | 19°C |
| July | 32°C | 8°C | 21°C |
| August | 31°C | 6°C | 18°C |
| September | 30°C | 0°C | 16°C |
| October | 28°C | -1°C | 12°C |
| November | 15°C | -7°C | 3°C |
| December | 9°C | -6°C | 2°C |
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