The warmest month (with the highest average high temperature) is August (9.3°C).
The month with the lowest average high temperature is January (-15.7°C).
The month with the highest average low temperature is August (3.6°C).
The coldest month (with the lowest average low temperature) is January (-21.7°C).
The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 48min).