Danville Weather in September

What's the weather like in Danville (Indiana) in September 2025?

The climate in Danville during September can be summarized as warm and a little damp.

September is in the fall / autumn in Danville and is typically the 4th warmest month of the year. Daytime maximum temperatures average around 26°C (78°F), whilst at night 12°C (54°F) is normal.

Danville weather averages (imperial / metric)
Daytime temperature 25.8°C 78.4°F
Nightly temperature 12.3°C 54.1°F
Average temperature 19°C 66.2°F
Daily sunshine 8.4 hrs
Avg rainfall 82 mm 3.2 ins
Rainy days 8 days
Sea temperature 21.7°C 71°F
Humidity 74%
Windspeed 13.3kph 8 mph

On average September is the 5th driest month of the year in Danville with around 82mm 3.2 inches of rain making it a a little damp time to visit. This rainfall is typically spread over 8 days, although this may vary considerably.

On the flip side this corresponds to an average of 8.4 hours of sunshine per day.

September temperatures in Danville

Danville average temperature in September

September rainfall

Danville average rain in September

September hourly sunshine

Danville 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 Danville 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

Danville weather stats

Danville weather statistics
Hottest month: July 29.8°C 85.6°F
Driest month: February 60mm 2.4ins
Sunniest month: July 10.4hrs
Coldest month: January 0.8°C 33.4°F
Wettest month: July 118mm 4.6ins
Map showing location of Danville (39.7606, -86.52639) Danville map pin © Google

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