Weslaco Weather in September

What's the weather like in Weslaco (Texas) in September 2024?

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

September is in the fall / autumn in Weslaco and is typically the 4th warmest month of the year. Daytime maximum temperatures average around a steamy 33°C (92°F), whilst at night 23°C (74°F) is normal.

Weslaco weather averages (imperial / metric)
Daytime temperature 33.3°C 91.9°F
Nightly temperature 23.1°C 73.6°F
Average temperature 28.2°C 82.8°F
Daily sunshine 8.2 hrs
Avg rainfall 124 mm 4.9 ins
Rainy days 7 days
Sea temperature 28.8°C 83.8°F
Humidity 74%
Windspeed 14.8kph 9 mph

On average September is the wettest month of the year in Weslaco with around 124mm 4.9 inches of rain making it a wet 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 8.2 hours of sunshine per day.

September temperatures in Weslaco

Weslaco average temperature in September

September rainfall

Weslaco average rain in September

September hourly sunshine

Weslaco 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 Weslaco in September 2024.