The warmest months (with the highest average high temperature) are July and August (22°C).
The month with the lowest average high temperature is January (3°C).
The month with the highest average low temperature is July (14°C).
The coldest months (with the lowest average low temperature) are January and February (-1°C).
The month with the highest number of rainy days is January (21 days).
The month with the least rainy days is August (12 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 18min).