Pottstown Climate: Weather by Month and Best Time to Visit
Best months for Pottstown: September, August, May, June.
Year at a glance
Weather by month
| Month | Avg high | Avg low | Rainfall | Rainy days | Humidity | Sunshine | Score |
|---|---|---|---|---|---|---|---|
| January | 4°C | -4°C | 83 mm | 9 | – | – | 4.5 |
| February | 6°C | -3°C | 76 mm | 9 | – | – | 4.9 |
| March | 11°C | 1°C | 101 mm | 10 | – | – | 5.6 |
| April | 17°C | 7°C | 98 mm | 11 | – | – | 6.7 |
| May | 23°C | 12°C | 93 mm | 11 | – | – | 7.5 |
| June | 27°C | 17°C | 104 mm | 12 | – | – | 7.4 |
| July | 30°C | 20°C | 102 mm | 12 | – | – | 7.1 |
| August | 29°C | 19°C | 93 mm | 10 | – | – | 7.6 |
| September | 25°C | 15°C | 111 mm | 9 | – | – | 7.7 |
| October | 18°C | 9°C | 97 mm | 9 | – | – | 7.3 |
| November | 12°C | 3°C | 77 mm | 8 | – | – | 6.4 |
| December | 6°C | -1°C | 96 mm | 9 | – | – | 5.0 |