Chariton Weather in September

What's the weather like in Chariton (Iowa) in September 2025?

The climate in Chariton during September can be summarized as warm and damp.

September is in the fall / autumn in Chariton and is typically the 4th warmest month of the year. Daytime maximum temperatures average around 25°C (76°F), whilst at night 12°C (53°F) is normal.

Chariton weather averages (imperial / metric)
Daytime temperature 24.6°C 76.2°F
Nightly temperature 11.5°C 52.6°F
Average temperature 18°C 64.4°F
Daily sunshine 8.5 hrs
Avg rainfall 103 mm 4.1 ins
Rainy days 9 days
Sea temperature 18.9°C 66°F
Humidity 72%
Windspeed 15.5kph 10 mph

On average September is the 4th wettest month of the year in Chariton with around 103mm 4.1 inches of rain making it a damp time to visit. This rainfall is typically spread over 9 days, although this may vary considerably.

On the flip side this corresponds to an average of 8.5 hours of sunshine per day.

September temperatures in Chariton

Chariton average temperature in September

September rainfall

Chariton average rain in September

September hourly sunshine

Chariton average rain in September

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 Chariton in September 2025.

Other monthly averages

Best places to visit in September

UV index Best time to go?

Beta

Current (hourly) weather 15 day forecast

Chariton weather stats

Chariton weather statistics
Hottest month: July 30.1°C 86.2°F
Driest month: January 26mm 1ins
Sunniest month: July 11.4hrs
Coldest month: January -1.2°C 29.8°F
Wettest month: July 113mm 4.4ins
Map showing location of Chariton (41.01389, -93.3066) Chariton map pin © Google

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