Jackson Weather in September

What's the weather like in Jackson (Michigan) in September 2025?

The climate in Jackson during September can be summarized as mild and reasonably dry.

September is in the fall / autumn in Jackson and is typically the 4th warmest month of the year. Daytime maximum temperatures average around 23°C (73°F), whilst at night 11°C (51°F) is normal.

Jackson weather averages (imperial / metric)
Daytime temperature 22.8°C 73°F
Nightly temperature 10.8°C 51.4°F
Average temperature 16.8°C 62.2°F
Daily sunshine 8 hrs
Avg rainfall 77 mm 3 ins
Rainy days 10 days
Sea temperature 19.7°C 67.5°F
Humidity 76%
Windspeed 14kph 9 mph

On average September is the 3rd wettest month of the year in Jackson with around 77mm 3 inches of rain making it a reasonably dry 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 8 hours of sunshine per day.

September temperatures in Jackson

Jackson average temperature in September

September rainfall

Jackson average rain in September

September hourly sunshine

Jackson 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 Jackson 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

Jackson weather stats

Jackson weather statistics
Hottest month: July 28.2°C 82.8°F
Driest month: February 36mm 1.4ins
Sunniest month: July 10.9hrs
Coldest month: January -1.8°C 28.8°F
Wettest month: June 90mm 3.5ins
Map showing location of Jackson (42.24587, -84.40135) Jackson map pin © Google

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