The warmest months (with the highest average high temperature) are July and August (25°C).
The month with the lowest average high temperature is January (4°C).
The month with the highest average low temperature is July (14°C).
The coldest month (with the lowest average low temperature) is February (-2°C).
The month with the highest relative humidity is December (90%).
The month with the lowest relative humidity is May (70%).
The wettest month (with the highest rainfall) is December (81mm).
The driest month (with the least rainfall) is April (53mm).
The month with the highest number of rainy days is January (18 days).
The months with the least rainy days are March and September (13 days).
The month with the longest days is June (Average daylight: 16h and 12min).
The month with the shortest days is December (Average daylight: 8h and 12min).
The month with the most sunshine is July (Average sunshine: 7h and 12min).
The month with the least sunshine is December (Average sunshine: 1h and 12min).