Jackson Weather in September

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

The climate in Jackson during September can be summarized as warm, humid and a little damp.

September is in the fall / autumn in Jackson and is typically the 4th warmest month of the year. Daytime maximum temperatures average around a muggy 28°C (83°F), whilst at night 16°C (60°F) is normal.

Jackson weather averages (imperial / metric)
Daytime temperature 28.4°C 83.1°F
Nightly temperature 15.8°C 60.4°F
Average temperature 22.1°C 71.8°F
Daily sunshine 8.5 hrs
Avg rainfall 97 mm 3.8 ins
Rainy days 8 days
Sea temperature 24.1°C 75.4°F
Humidity 72%
Windspeed 11.5kph 7 mph

On average September is the 3rd driest month of the year in Jackson with around 97mm 3.8 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 8.5 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 31.9°C 89.4°F
Driest month: August 76mm 3ins
Sunniest month: June 10.7hrs
Coldest month: January 7.3°C 45.1°F
Wettest month: May 135mm 5.3ins
Map showing location of Jackson (35.61452, -88.81395) Jackson map pin © Google

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