Thomaston Weather in September

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

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

September is in the fall / autumn in Thomaston and is typically the 4th warmest month of the year. Daytime maximum temperatures average around a muggy 30°C (85°F), whilst at night 17°C (62°F) is normal.

Thomaston weather averages (imperial / metric)
Daytime temperature 29.5°C 85°F
Nightly temperature 16.8°C 62.2°F
Average temperature 23.1°C 73.6°F
Daily sunshine 8.4 hrs
Avg rainfall 79 mm 3.1 ins
Rainy days 8 days
Sea temperature 26.9°C 80.5°F
Humidity 75%
Windspeed 11.2kph 7 mph

On average September is the 2nd driest month of the year in Thomaston with around 79mm 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 Thomaston

Thomaston average temperature in September

September rainfall

Thomaston average rain in September

September hourly sunshine

Thomaston 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 Thomaston 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

Thomaston weather stats

Thomaston weather statistics
Hottest month: July 32.1°C 89.8°F
Driest month: October 68mm 2.7ins
Sunniest month: May 10.2hrs
Coldest month: January 12.4°C 54.3°F
Wettest month: March 144mm 5.7ins
Map showing location of Thomaston (32.88819, -84.32659) Thomaston map pin © Google

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