The warmest month (with the highest average high temperature) is August (29°C).
The month with the lowest average high temperature is December (1°C).
The month with the highest average low temperature is August (18°C).
The coldest month (with the lowest average low temperature) is February (-4°C).
The month with the highest number of rainy days is June (20 days).
The month with the lowest number of rainy days is January (8 days).