The warmest month (with the highest average high temperature) is July (17.3°C).
The month with the lowest average high temperature is January (-6.5°C).
The month with the highest average low temperature is July (7.9°C).
The coldest month (with the lowest average low temperature) is January (-16.2°C).
The month with the highest atmospheric pressure is December (1025.3mbar).
The month with the lowest atmospheric pressure is July (1006mbar).
The windiest month (with the highest average wind speed) is February (9.3km/h).
The calmest month (with the lowest average wind speed) is August (6.2km/h).
The month with the highest relative humidity is March (86%).
The month with the lowest relative humidity is August (46%).
The wettest month (with the highest rainfall) is May (138mm).
The driest month (with the least rainfall) is September (17mm).
The month with the highest number of rainy days is June (17.8 days).
The months with the least rainy days are February and September (5.7 days).
The month with the highest snowfall is March (1126mm).
The month with the least snowfall is August (4mm).
The month with the highest number of snowfall days is March (23.9 days).
The month with the least snowfall days is July (0.2 days).
The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).
The month with the most sunshine is August (Average sunshine: 12h and 12min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).
The month with the most sunshine days is September (20.5 days).
The month with the least sunshine days is May (5.2 days).
The months with the highest UV index are June, July and August (UV index 4).
The months with the lowest UV index are January, March and October (UV index 1).
The month with the most cloud cover is February (Cloud cover 57).
The month with the least cloud cover is August (Cloud cover 10).
The months with the highest visibility are June, July, August and September (10km).
The months with the lowest visibility are January, February and March (7km).