Seguin Weather in October

What's the weather like in Seguin (Texas) in October 2025?

The climate in Seguin during October can be summarized as warm and a little damp.

October is in the fall / autumn in Seguin and is typically the 6th warmest month of the year. Daytime maximum temperatures average around a comfortable 28°C (82°F), whilst at night 14°C (57°F) is normal.

Seguin weather averages (imperial / metric)
Daytime temperature 27.9°C 82.2°F
Nightly temperature 13.9°C 57°F
Average temperature 20.9°C 69.6°F
Daily sunshine 7.6 hrs
Avg rainfall 84 mm 3.3 ins
Rainy days 7 days
Sea temperature 26.1°C 79°F
Humidity 69%
Windspeed 14.8kph 9 mph

On average October is the 4th wettest month of the year in Seguin with around 84mm 3.3 inches of rain making it a a little damp time to visit. This rainfall is typically spread over 7 days, although this may vary considerably.

On the flip side this corresponds to an average of 7.6 hours of sunshine per day.

October temperatures in Seguin

Seguin average temperature in October

October rainfall

Seguin average rain in October

October hourly sunshine

Seguin average rain in October

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 Seguin in October 2025.