El Centro Weather in September

What's the weather like in El Centro (California) in September 2025?

The climate in El Centro during September can be summarized as very hot and very dry.

September is in the fall / autumn in El Centro and is typically the 3rd warmest month of the year. Daytime maximum temperatures average around a warm 39°C (102°F), whilst at night 20°C (68°F) is normal.

El Centro weather averages (imperial / metric)
Daytime temperature 38.7°C 101.6°F
Nightly temperature 20.2°C 68.3°F
Average temperature 29.4°C 84.9°F
Daily sunshine 11 hrs
Avg rainfall 8 mm 0.3 ins
Rainy days 1 days
Sea temperature 23.6°C 74.5°F
Humidity 55%
Windspeed 13.3kph 8 mph

On average September is the 3rd wettest month of the year in El Centro with around 8mm 0.3 inches of rain making it a very dry time to visit.

On the flip side this corresponds to an average of 11 hours of sunshine per day.

September temperatures in El Centro

El Centro average temperature in September

September rainfall

El Centro average rain in September

September hourly sunshine

El Centro 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 El Centro 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

El Centro weather stats

El Centro weather statistics
Hottest month: July 41.1°C 106°F
Driest month: May 1mm 0ins
Sunniest month: April 11.8hrs
Coldest month: January 20.1°C 68.2°F
Wettest month: January 11mm 0.4ins
Map showing location of El Centro (32.792, -115.56305) El Centro map pin © Google

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