The warmest month (with the highest average high temperature) is July (9.1°C).
The month with the lowest average high temperature is February (-22.3°C).
The month with the highest average low temperature is August (5.3°C).
The coldest month (with the lowest average low temperature) is February (-26.6°C).
The month with the highest atmospheric pressure is April (1015mbar).
The month with the lowest atmospheric pressure is September (1007.6mbar).
The windiest month (with the highest average wind speed) is September (23.9km/h).
The calmest month (with the lowest average wind speed) is February (15.3km/h).
The month with the highest relative humidity is February (97%).
The month with the lowest relative humidity is July (73%).
The wettest month (with the highest rainfall) is August (40mm).
The driest month (with the least rainfall) is February (6mm).
The month with the highest number of rainy days is August (12.8 days).
The month with the least rainy days is February (0.7 days).
The month with the highest snowfall is November (112mm).
The months with the least snowfall are July and August (1mm).
The month with the highest number of snowfall days is December (20.9 days).
The month with the least snowfall days is July (0.1 days).
The best month for swimming (with the highest average sea temperature) is August (3°C).
The coldest months (with the lowest average sea temperature) are January, February, March and April (-2°C).
The month with the longest days is June (Average daylight: 20h and 54min).
The month with the shortest days is December (Average daylight: 4h and 18min).
The month with the most sunshine is July (Average sunshine: 11h and 24min).
The month with the least sunshine is December (Average sunshine: 0h and 42min).
The month with the most sunshine days is July (18.3 days).
The month with the least sunshine days is November (6.5 days).
The months with the highest UV index are June, July and August (UV index 3).
The months with the lowest UV index are January, February, March, April, May, September, October, November and December (UV index 1).
The month with the most cloud cover is February (Cloud cover 87).
The month with the least cloud cover is July (Cloud cover 45).
The month with the highest visibility is July (10km).
The months with the lowest visibility are January, February and March (7km).