Barnesville Weather in September

What's the weather like in Barnesville (Georgia) in September 2025?

The climate in Barnesville during September can be summarized as hot, humid and reasonably dry.

September is in the fall / autumn in Barnesville and is typically the 4th warmest month of the year. Daytime maximum temperatures average around a muggy 29°C (84°F), whilst at night 17°C (62°F) is normal.

Barnesville weather averages (imperial / metric)
Daytime temperature 29.1°C 84.4°F
Nightly temperature 16.9°C 62.4°F
Average temperature 23°C 73.4°F
Daily sunshine 8.4 hrs
Avg rainfall 78 mm 3.1 ins
Rainy days 8 days
Sea temperature 26.2°C 79.1°F
Humidity 75%
Windspeed 11.2kph 7 mph

On average September is the 2nd driest month of the year in Barnesville with around 78mm 3.1 inches of rain making it a reasonably dry 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 Barnesville

Barnesville average temperature in September

September rainfall

Barnesville average rain in September

September hourly sunshine

Barnesville 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 Barnesville 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

Barnesville weather stats

Barnesville weather statistics
Hottest month: July 32°C 89.6°F
Driest month: October 69mm 2.7ins
Sunniest month: May 10.2hrs
Coldest month: January 12.1°C 53.8°F
Wettest month: March 139mm 5.5ins
Map showing location of Barnesville (33.05457, -84.15575) Barnesville map pin © Google

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