Find the Best Places in the United States

Compare Cost of Living, Education, Income, Population, and More.

Current Weather Conditions for Portola Valley, CA

Showers and thunderstorms likely before 1am, then rain likely. Mostly cloudy. Low around 37, with temperatures rising to around 39 overnight. West wind 8 to 14 mph, with gusts as high as 28 mph. Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible.
42°F

Conditions

Wind: 12 mph W
Humidity: 91%
Probability of Precipitation: 66%

Hourly Forcast (next 12 hours)

3 AM 4 AM 5 AM 6 AM 7 AM 8 AM 9 AM 10 AM 11 AM 12 PM 1 PM 2 PM 3 PM
42° 42° 42° 41° 41° 40° 40° 39° 38° 40° 39° 39° 40°

Upcoming Week

Day Forecast High Low
Tonight
Showers And Thunderstorms Likely
Showers and thunderstorms likely before 1am, then rain likely. Mostly cloudy. Low around 37, with temperatures rising to around 39 overnight. West wind 8 to 14 mph, with gusts as high as 28 mph. Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible.
58°F 50°F
Wednesday
Rain Likely
Rain likely before 2pm. Partly sunny. High near 50, with temperatures falling to around 46 in the afternoon. West wind 3 to 10 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
58°F 50°F
Wednesday Night
Rain
Rain. Mostly cloudy. Low around 40, with temperatures rising to around 42 overnight. South southwest wind 5 to 15 mph, with gusts as high as 23 mph. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.
58°F 50°F
Thursday
Rain
Rain. Mostly cloudy, with a high near 49. West northwest wind 9 to 21 mph, with gusts as high as 31 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
58°F 50°F
Thursday Night
Chance Light Rain
A chance of rain. Partly cloudy, with a low around 36. Northwest wind 3 to 16 mph, with gusts as high as 31 mph. Chance of precipitation is 40%.
58°F 50°F
Friday
Slight Chance Light Rain
A slight chance of rain before 4pm. Mostly sunny, with a high near 53. Chance of precipitation is 20%.
58°F 50°F
Friday Night
Chance Light Rain
A chance of rain after 10pm. Mostly cloudy, with a low around 38.
58°F 50°F
Saturday
Chance Light Rain
A chance of rain. Partly sunny, with a high near 56.
58°F 50°F
Saturday Night
Rain
Rain. Mostly cloudy, with a low around 47.
58°F 50°F
Sunday
Rain
Rain. Mostly cloudy, with a high near 59.
58°F 50°F
Sunday Night
Rain
Rain. Cloudy, with a low around 50.
58°F 50°F
Monday
Rain
Rain. Cloudy, with a high near 61.
58°F 50°F
Monday Night
Light Rain
Rain. Cloudy, with a low around 49.
58°F 50°F
Tuesday
Light Rain
Rain before 5pm. Cloudy, with a high near 59.
58°F 50°F
Data provided by weather.gov