Weather Avenue > 
Weather America > 
United States > 
Pennsylvania > 
| Month | Max. | Min. | Avg. |
|---|---|---|---|
| January | 9°C | -17°C | -4°C |
| February | 16°C | -10°C | 1°C |
| March | 18°C | -12°C | 3°C |
| April | 23°C | -4°C | 8°C |
| May | 26°C | 4°C | 15°C |
| June | 29°C | 6°C | 18°C |
| July | 28°C | 0°C | 19°C |
| August | 29°C | 8°C | 19°C |
| September | 31°C | -1°C | 17°C |
| October | 29°C | 2°C | 12°C |
| November | 15°C | -10°C | 3°C |
| December | 12°C | -11°C | 3°C |
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