Placerville Weather in September

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

The climate in Placerville during September can be summarized as warm and dry.

September is in the fall / autumn in Placerville and is typically the 3rd warmest month of the year. Daytime maximum temperatures average around a comfortable 29°C (84°F), whilst at night 11°C (51°F) is normal.

Placerville weather averages (imperial / metric)
Daytime temperature 28.6°C 83.5°F
Nightly temperature 10.8°C 51.4°F
Average temperature 19.7°C 67.5°F
Daily sunshine 12.4 hrs
Avg rainfall 22 mm 0.9 ins
Rainy days 2 days
Sea temperature 15.6°C 60.2°F
Humidity 50%
Windspeed 11.9kph 7 mph

On average September is the 4th driest month of the year in Placerville with around 22mm 0.9 inches of rain making it a dry time to visit. This rainfall is typically spread over 2 days, although this may vary considerably.

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

September temperatures in Placerville

Placerville average temperature in September

September rainfall

Placerville average rain in September

September hourly sunshine

Placerville 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 Placerville 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

Placerville weather stats

Placerville weather statistics
Hottest month: July 31.7°C 89.1°F
Driest month: July 5mm 0.2ins
Sunniest month: July 14.9hrs
Coldest month: January 11°C 51.8°F
Wettest month: January 184mm 7.2ins
Map showing location of Placerville (38.72963, -120.79855) Placerville map pin © Google

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