Portola Valley Weather in February

The climate in Portola Valley during February can be summarized as mild and damp.

February is in the winter in Portola Valley and is typically the 3rd coldest month of the year. Daytime maximum temperatures average around a cool 15°C (60°F), whilst at night 6°C (43°F) is normal.

On average February is the 2nd wettest month of the year in Portola Valley with around 103mm 4.1 inches of rain making it a damp time to visit. This rainfall is typically spread over 9 days, although this may vary considerably.

On the flip side this corresponds to an average of 7.9 hours of sunshine per day.

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 Portola Valley in February 2025.