The warmest month (with the highest average high temperature) is July (23.2°C).
The month with the lowest average high temperature is January (0.6°C).
The month with the highest average low temperature is July (12.2°C).
The coldest month (with the lowest average low temperature) is January (-4.9°C).
The month with the highest number of rainy days is January (20 days).
Months with the lowest number of rainy days are August, September and October (12 days).