Clearlake Weather in June

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

The climate in Clearlake during June can be summarized as warm and very dry.

June is in the summer in Clearlake and is typically the 4th warmest month of the year. Daytime maximum temperatures average around a comfortable 27°C (80°F), whilst at night 10°C (50°F) is normal.

Clearlake weather averages (imperial / metric)
Daytime temperature 26.9°C 80.4°F
Nightly temperature 9.7°C 49.5°F
Average temperature 18.3°C 64.9°F
Daily sunshine 12.5 hrs
Avg rainfall 9 mm 0.3 ins
Rainy days 3 days
Sea temperature 12.2°C 54°F
Humidity 63%
Windspeed 17.6kph 11 mph

On average June is the 3rd driest month of the year in Clearlake with around 9mm 0.3 inches of rain making it a very dry time to visit.

On the flip side this corresponds to an average of 12.5 hours of sunshine per day.

June temperatures in Clearlake

Clearlake average temperature in June

June rainfall

Clearlake average rain in June

June hourly sunshine

Clearlake average rain in June

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 June 2025.

Other monthly averages

Best places to visit in June

UV index Best time to go?

Beta

Current (hourly) weather 15 day forecast

Clearlake weather stats

Clearlake weather statistics
Hottest month: July 29.7°C 85.5°F
Driest month: July 2mm 0.1ins
Sunniest month: July 12.6hrs
Coldest month: January 11.7°C 53.1°F
Wettest month: January 205mm 8.1ins
Map showing location of Clearlake (38.95823, -122.62637) Clearlake map pin © Google

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