| Month | Min Temp | Max Temp |
|---|---|---|
| January | -0.7°C (30.7°F) | 3.4°C (38.2°F) |
| February | -0.9°C (30.3°F) | 4.7°C (40.4°F) |
| March | 1.9°C (35.5°F) | 10.3°C (50.5°F) |
| April | 5.3°C (41.5°F) | 15.0°C (59.1°F) |
| May | 8.8°C (47.8°F) | 17.7°C (63.9°F) |
| June | 12.9°C (55.3°F) | 22.0°C (71.6°F) |
| July | 14.9°C (58.8°F) | 24.0°C (75.1°F) |
| August | 14.6°C (58.4°F) | 23.5°C (74.4°F) |
| September | 11.2°C (52.1°F) | 19.1°C (66.4°F) |
| October | 7.5°C (45.5°F) | 13.9°C (57.1°F) |
| November | 3.6°C (38.5°F) | 8.3°C (46.9°F) |
| December | 0.1°C (32.1°F) | 4.6°C (40.3°F) |