Clearlake Weather in November

What's the weather like in Clearlake (California) in November 2025?

The climate in Clearlake during November can be summarized as cool and wet.

November is in the fall / autumn in Clearlake and is typically the 5th coldest month of the year. Daytime maximum temperatures average around a cool 16°C (60°F), whilst at night 3°C (38°F) is normal.

Clearlake weather averages (imperial / metric)
Daytime temperature 15.6°C 60°F
Nightly temperature 3.3°C 37.9°F
Average temperature 9.4°C 48.9°F
Daily sunshine 6.4 hrs
Avg rainfall 132 mm 5.2 ins
Rainy days 10 days
Sea temperature 13.4°C 56.1°F
Humidity 77%
Windspeed 11.5kph 7 mph

On average November is the 4th wettest month of the year in Clearlake with around 132mm 5.2 inches of rain making it a wet time to visit. This rainfall is typically spread over 10 days, although this may vary considerably.

On the flip side this corresponds to an average of 6.4 hours of sunshine per day.

November temperatures in Clearlake

Clearlake average temperature in November

November rainfall

Clearlake average rain in November

November hourly sunshine

Clearlake average rain in November

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 Clearlake in November 2025.