Chula Vista Weather in September

What's the weather like in Chula Vista (California) in September 2024?

The climate in Chula Vista during September can be summarized as warm, humid and very dry.

September is in the fall / autumn in Chula Vista and is typically the 2nd warmest month of the year. Daytime maximum temperatures average around a muggy 26°C (79°F), whilst at night 17°C (62°F) is normal.

Chula Vista weather averages (imperial / metric)
Daytime temperature 26.1°C 79°F
Nightly temperature 16.5°C 61.7°F
Average temperature 21.3°C 70.3°F
Daily sunshine 9.2 hrs
Avg rainfall 4 mm 0.2 ins
Rainy days 1 days
Sea temperature 20.5°C 68.9°F
Humidity 74%
Windspeed 13.3kph 8 mph

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

On the flip side this corresponds to an average of 9.2 hours of sunshine per day.

September temperatures in Chula Vista

Chula Vista average temperature in September

September rainfall

Chula Vista average rain in September

September hourly sunshine

Chula 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 Chula Vista in September 2024.