Allegan Weather in September

What's the weather like in Allegan (Michigan) in September 2024?

The climate in Allegan during September can be summarized as mild and a little damp.

September is in the fall / autumn in Allegan and is typically the 4th warmest month of the year. Daytime maximum temperatures average around 23°C (73°F), whilst at night 10°C (51°F) is normal.

Allegan weather averages (imperial / metric)
Daytime temperature 23°C 73.3°F
Nightly temperature 10.3°C 50.5°F
Average temperature 16.6°C 61.9°F
Daily sunshine 7.8 hrs
Avg rainfall 98 mm 3.8 ins
Rainy days 10 days
Sea temperature 19.5°C 67.1°F
Humidity 75%
Windspeed 15.1kph 9 mph

On average September is the wettest month of the year in Allegan with around 98mm 3.8 inches of rain making it a a little 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 7.8 hours of sunshine per day.

September temperatures in Allegan

Allegan average temperature in September

September rainfall

Allegan average rain in September

September hourly sunshine

Allegan 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 Allegan in September 2024.

Other monthly averages

Best places to visit in September

UV index Best time to go?

Beta

Current (hourly) weather 15 day forecast

Allegan weather stats

Allegan weather statistics
Hottest month: July 27.8°C 82°F
Driest month: February 42mm 1.7ins
Sunniest month: July 10.7hrs
Coldest month: January -1.2°C 29.8°F
Wettest month: September 98mm 3.9ins
Map showing location of Allegan (42.5292, -85.8553) Allegan map pin © Google

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