Monthly weather forecast and Climate
Klosters-Serneus, Switzerland CH

The warmest month (with the highest average high temperature) is July (21°C).
Months with the lowest average high temperature are January and December (-3°C).

The month with the highest average low temperature is July (5°C).
The coldest month (with the lowest average low temperature) is January (-16°C).

The month with the highest relative humidity is December (79%).
The month with the lowest relative humidity is June (64%).

The wettest month (with the highest rainfall) is August (109mm).
The driest month (with the lowest rainfall) is February (36mm).

The month with the highest number of rainy days is August (9 days).
The month with the lowest number of rainy days is February (4.6 days).