Saint Charles Weather in June

The climate in Saint Charles during June can be summarized as warm and damp.

June is in the summer in Saint Charles and is typically the 3rd warmest month of the year. Daytime maximum temperatures average around a comfortable 27°C (80°F), whilst at night 14°C (57°F) is normal.

On average June is the wettest month of the year in Saint Charles with around 106mm 4.2 inches of rain making it a damp time to visit. This rainfall is typically spread over 10 days, although this may vary considerably.

On the flip side this corresponds to an average of 11 hours of sunshine per day.

The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Saint Charles in June 2024.