Columbus Weather in September

What's the weather like in Columbus (Texas) in September 2025?

The climate in Columbus during September can be summarized as hot, humid and wet.

September is in the fall / autumn in Columbus and is typically the 4th warmest month of the year. Daytime maximum temperatures average around a steamy 33°C (91°F), whilst at night 20°C (68°F) is normal.

Columbus weather averages (imperial / metric)
Daytime temperature 32.6°C 90.7°F
Nightly temperature 20.2°C 68.4°F
Average temperature 26.4°C 79.5°F
Daily sunshine 8.5 hrs
Avg rainfall 123 mm 4.9 ins
Rainy days 9 days
Sea temperature 28.7°C 83.7°F
Humidity 74%
Windspeed 14kph 9 mph

On average September is the 2nd wettest month of the year in Columbus with around 123mm 4.9 inches of rain making it a wet time to visit. This rainfall is typically spread over 9 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 Columbus

Columbus average temperature in September

September rainfall

Columbus average rain in September

September hourly sunshine

Columbus 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 Columbus 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

Columbus weather stats

Columbus weather statistics
Hottest month: August 35.4°C 95.7°F
Driest month: July 57mm 2.2ins
Sunniest month: July 10.7hrs
Coldest month: January 16.2°C 61.2°F
Wettest month: May 127mm 5ins
Map showing location of Columbus (29.70662, -96.53969) Columbus map pin © Google

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