The warmest month (with the highest average high temperature) is July (18.1°C).
The month with the lowest average high temperature is January (-0.2°C).
The months with the highest average low temperature are July and August (7.2°C).
The coldest month (with the lowest average low temperature) is February (-9.3°C).
The month with the highest relative humidity is December (78%).
The month with the lowest relative humidity is April (70%).
The wettest month (with the highest rainfall) is August (148mm).
The driest months (with the least rainfall) are February and April (56mm).
The month with the highest number of rainy days is June (13.6 days).
The month with the least rainy days is February (7.6 days).
The month with the highest snowfall is January (900mm).
The month with the least snowfall is July (6mm).
The months with the highest number of snowfall days are January and December (11.3 days).
The month with the least snowfall days is July (0.1 days).
The month with the longest days is June (Average daylight: 15h and 48min).
The month with the shortest days is December (Average daylight: 8h and 36min).
The month with the most sunshine is July (Average sunshine: 6h and 0min).
The month with the least sunshine is December (Average sunshine: 3h and 0min).