Laguna Vista Weather in September

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

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

September is in the fall / autumn in Laguna Vista and is typically the 4th warmest month of the year. Daytime maximum temperatures average around a steamy 32°C (90°F), whilst at night 23°C (73°F) is normal.

Laguna Vista weather averages (imperial / metric)
Daytime temperature 32.4°C 90.3°F
Nightly temperature 23°C 73.4°F
Average temperature 27.7°C 81.9°F
Daily sunshine 8.8 hrs
Avg rainfall 144 mm 5.7 ins
Rainy days 10 days
Sea temperature 28.8°C 83.8°F
Humidity 76%
Windspeed 15.1kph 9 mph

On average September is the wettest month of the year in Laguna Vista with around 144mm 5.7 inches of rain making it a wet time to visit. This rainfall is typically spread over 10 days, although this may vary considerably.

On the flip side this corresponds to an average of 8.8 hours of sunshine per day.

September temperatures in Laguna Vista

Laguna Vista average temperature in September

September rainfall

Laguna Vista average rain in September

September hourly sunshine

Laguna Vista 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 Laguna Vista 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

Laguna Vista weather stats

Laguna Vista weather statistics
Hottest month: July 33.7°C 92.7°F
Driest month: March 21mm 0.8ins
Sunniest month: July 11.3hrs
Coldest month: January 20.1°C 68.2°F
Wettest month: September 144mm 5.7ins
Map showing location of Laguna Vista (26.10091, -97.29025) Laguna Vista map pin © Google

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