Yuba City Weather in September

What's the weather like in Yuba City (California) in September 2025?

The climate in Yuba City during September can be summarized as warm and very dry.

September is in the fall / autumn in Yuba City and is typically the 4th warmest month of the year. Daytime maximum temperatures average around a comfortable 32°C (89°F), whilst at night 13°C (56°F) is normal.

Yuba City weather averages (imperial / metric)
Daytime temperature 31.6°C 88.8°F
Nightly temperature 13.3°C 55.9°F
Average temperature 22.4°C 72.3°F
Daily sunshine 12.4 hrs
Avg rainfall 9 mm 0.4 ins
Rainy days 2 days
Sea temperature 14.8°C 58.7°F
Humidity 56%
Windspeed 12.2kph 8 mph

On average September is the 4th driest month of the year in Yuba City with around 9mm 0.4 inches of rain making it a very dry time to visit.

On the flip side this corresponds to an average of 12.4 hours of sunshine per day.

September temperatures in Yuba City

Yuba City average temperature in September

September rainfall

Yuba City average rain in September

September hourly sunshine

Yuba City 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 Yuba City 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

Yuba City weather stats

Yuba City weather statistics
Hottest month: July 34.9°C 94.8°F
Driest month: July 1mm 0ins
Sunniest month: July 15.1hrs
Coldest month: January 11.9°C 53.4°F
Wettest month: January 112mm 4.4ins
Map showing location of Yuba City (39.14045, -121.61691) Yuba City map pin © Google

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