Bolinas Weather in September

What's the weather like in Bolinas (California) in September 2024?

The climate in Bolinas during September can be summarized as mild and dry.

September is in the fall / autumn in Bolinas and is typically the warmest month of the year. Daytime maximum temperatures average around 23°C (74°F), whilst at night 11°C (52°F) is normal.

Bolinas weather averages (imperial / metric)
Daytime temperature 23.3°C 73.9°F
Nightly temperature 10.9°C 51.6°F
Average temperature 17.1°C 62.8°F
Daily sunshine 9.9 hrs
Avg rainfall 11 mm 0.4 ins
Rainy days 2 days
Sea temperature 14.4°C 57.9°F
Humidity 71%
Windspeed 16.2kph 10 mph

On average September is the 4th driest month of the year in Bolinas with around 11mm 0.4 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 9.9 hours of sunshine per day.

September temperatures in Bolinas

Bolinas average temperature in September

September rainfall

Bolinas average rain in September

September hourly sunshine

Bolinas 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 Bolinas in September 2024.