Van Nuys Weather in September

What's the weather like in Van Nuys (California) in September 2025?

The climate in Van Nuys during September can be summarized as warm and very dry.

September is in the fall / autumn in Van Nuys and is typically the 3rd warmest month of the year. Daytime maximum temperatures average around a comfortable 29°C (84°F), whilst at night 15°C (60°F) is normal.

Van Nuys weather averages (imperial / metric)
Daytime temperature 28.9°C 83.9°F
Nightly temperature 15.4°C 59.6°F
Average temperature 22.1°C 71.8°F
Daily sunshine 10.1 hrs
Avg rainfall 5 mm 0.2 ins
Rainy days 2 days
Sea temperature 18.6°C 65.5°F
Humidity 66%
Windspeed 11.9kph 7 mph

On average September is the 4th driest month of the year in Van Nuys with around 5mm 0.2 inches of rain making it a very dry time to visit.

On the flip side this corresponds to an average of 10.1 hours of sunshine per day.

September temperatures in Van Nuys

Van Nuys average temperature in September

September rainfall

Van Nuys average rain in September

September hourly sunshine

Van Nuys 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 Van Nuys 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

Van Nuys weather stats

Van Nuys weather statistics
Hottest month: August 30.1°C 86.2°F
Driest month: July 1mm 0ins
Sunniest month: August 11.7hrs
Coldest month: January 17.6°C 63.7°F
Wettest month: January 90mm 3.5ins
Map showing location of Van Nuys (34.18667, -118.44897) Van Nuys map pin © Google

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