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Current Weather Conditions for Portola Valley, CA

Mostly sunny. High near 62, with temperatures falling to around 55 in the afternoon. West wind around 6 mph.
58°F

Conditions

Wind: 6 mph W
Humidity: 79%
Probability of Precipitation: 0%

Hourly Forcast (next 12 hours)

12 AM 1 AM 2 AM 3 AM 4 AM 5 AM 6 AM 7 AM 8 AM 9 AM 10 AM 11 AM 12 PM
58° 55° 50° 49° 48° 47° 47° 47° 47° 46° 46° 45° 44°

Upcoming Week

Day Forecast High Low
This Afternoon
Mostly Sunny
Mostly sunny. High near 62, with temperatures falling to around 55 in the afternoon. West wind around 6 mph.
54°F 42°F
Tonight
Patchy Fog then Mostly Cloudy
Patchy fog between 9pm and 10pm. Mostly cloudy. Low around 43, with temperatures rising to around 45 overnight. Southwest wind 0 to 5 mph.
54°F 42°F
Saturday
Mostly Cloudy
Mostly cloudy. High near 59, with temperatures falling to around 54 in the afternoon. South southwest wind 0 to 7 mph.
54°F 42°F
Saturday Night
Chance Rain Showers
A chance of rain showers after 9pm. Mostly cloudy, with a low around 47. South wind around 9 mph, with gusts as high as 23 mph. Chance of precipitation is 40%. New rainfall amounts between a tenth and quarter of an inch possible.
54°F 42°F
Sunday
Rain Showers
Rain showers. Cloudy, with a high near 59. South southeast wind around 10 mph, with gusts as high as 29 mph. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.
54°F 42°F
Sunday Night
Rain Showers
Rain showers. Cloudy, with a low around 46. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.
54°F 42°F
Washington's Birthday
Rain Showers
Rain showers before 4pm, then showers and thunderstorms. Cloudy, with a high near 54.
54°F 42°F
Monday Night
Showers And Thunderstorms
Showers and thunderstorms. Cloudy, with a low around 42.
54°F 42°F
Tuesday
Showers And Thunderstorms
Rain showers before 10am, then showers and thunderstorms. Cloudy, with a high near 51.
54°F 42°F
Tuesday Night
Showers And Thunderstorms
Showers and thunderstorms. Mostly cloudy, with a low around 40.
54°F 42°F
Wednesday
Rain Showers Likely
Rain showers likely. Mostly cloudy, with a high near 52.
54°F 42°F
Wednesday Night
Rain Showers Likely
Rain showers likely. Mostly cloudy, with a low around 40.
54°F 42°F
Thursday
Chance Rain Showers
A chance of rain showers. Partly sunny, with a high near 55.
54°F 42°F
Thursday Night
Chance Rain Showers
A chance of rain showers. Mostly cloudy, with a low around 41.
54°F 42°F
Data provided by weather.gov