Lakeport Weather in September

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

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

September is in the fall / autumn in Lakeport and is typically the 3rd warmest month of the year. Daytime maximum temperatures average around a comfortable 28°C (83°F), whilst at night 9°C (48°F) is normal.

Lakeport weather averages (imperial / metric)
Daytime temperature 28.2°C 82.7°F
Nightly temperature 9.1°C 48.3°F
Average temperature 18.6°C 65.5°F
Daily sunshine 10.3 hrs
Avg rainfall 14 mm 0.6 ins
Rainy days 3 days
Sea temperature 14.1°C 57.3°F
Humidity 66%
Windspeed 14kph 9 mph

On average September is the 4th driest month of the year in Lakeport with around 14mm 0.6 inches of rain making it a dry time to visit. This rainfall is typically spread over 3 days, although this may vary considerably.

On the flip side this corresponds to an average of 10.3 hours of sunshine per day.

September temperatures in Lakeport

Lakeport average temperature in September

September rainfall

Lakeport average rain in September

September hourly sunshine

Lakeport 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 Lakeport 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

Lakeport weather stats

Lakeport weather statistics
Hottest month: July 29.9°C 85.8°F
Driest month: July 2mm 0.1ins
Sunniest month: July 12.1hrs
Coldest month: January 11.9°C 53.4°F
Wettest month: January 209mm 8.2ins
Map showing location of Lakeport (39.04295, -122.91583) Lakeport map pin © Google

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