Saint Charles Weather in April

What's the weather like in Saint Charles (Missouri) in April 2025?

The climate in Saint Charles during April can be summarized as mild and a little damp.

April is in the spring in Saint Charles and is typically the 6th coldest month of the year. Daytime maximum temperatures average around 19°C (67°F), whilst at night 8°C (46°F) is normal.

Saint Charles weather averages (imperial / metric)
Daytime temperature 19.3°C 66.7°F
Nightly temperature 7.7°C 45.9°F
Average temperature 13.5°C 56.3°F
Daily sunshine 8 hrs
Avg rainfall 95 mm 3.7 ins
Rainy days 11 days
Sea temperature 11.8°C 53.2°F
Humidity 64%
Windspeed 19.8kph 12 mph

On average April is the 2nd wettest month of the year in Saint Charles with around 95mm 3.7 inches of rain making it a a little damp time to visit. This rainfall is typically spread over 11 days, although this may vary considerably.

On the flip side this corresponds to an average of 8 hours of sunshine per day.

April temperatures in Saint Charles

Saint Charles average temperature in April

April rainfall

Saint Charles average rain in April

April hourly sunshine

Saint Charles average rain in April

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 April 2025.

Other monthly averages

Best places to visit in April

UV index Best time to go?

Beta

Current (hourly) weather 15 day forecast

Saint Charles weather stats

Saint Charles weather statistics
Hottest month: July 31.5°C 88.7°F
Driest month: January 44mm 1.7ins
Sunniest month: July 10.7hrs
Coldest month: January 3°C 37.4°F
Wettest month: May 104mm 4.1ins
Map showing location of Saint Charles (38.78394, -90.48123) Saint Charles map pin © Google

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