Weather in Portola Valley, California, United States
7-Day Forecast Summary
7-Day Detailed Weather Forecast for Portola Valley
Christmas Day |
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Temperature: 57°F Wind Speed: 20 to 23 mph Wind Direction: SSW Forecast: Showers and thunderstorms. Some of the storms could be severe. Cloudy. High near 57, with temperatures falling to around 53 in the afternoon. South southwest wind 20 to 23 mph, with gusts as high as 45 mph. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible. |
Tonight |
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Temperature: 47°F Wind Speed: 9 to 23 mph Wind Direction: SSW Forecast: Showers and thunderstorms. Some of the storms could be severe. Mostly cloudy, with a low around 47. South southwest wind 9 to 23 mph, with gusts as high as 45 mph. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible. |
Friday |
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Temperature: 57°F Wind Speed: 7 to 14 mph Wind Direction: S Forecast: Rain showers likely before 4pm, then a chance of showers and thunderstorms. Mostly cloudy. High near 57, with temperatures falling to around 50 in the afternoon. South wind 7 to 14 mph, with gusts as high as 26 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch possible. |
Friday Night |
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Temperature: 43°F Wind Speed: 7 mph Wind Direction: WSW Forecast: A chance of showers and thunderstorms. Mostly cloudy, with a low around 43. West southwest wind around 7 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible. |
Saturday |
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Temperature: 54°F Wind Speed: 6 mph Wind Direction: NNW Forecast: A slight chance of rain showers before 10am. Mostly sunny, with a high near 54. North northwest wind around 6 mph. Chance of precipitation is 20%. |
Saturday Night |
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Temperature: 36°F Wind Speed: 2 to 6 mph Wind Direction: N Forecast: Mostly clear, with a low around 36. |
Sunday |
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Temperature: 55°F Wind Speed: 5 mph Wind Direction: NNE Forecast: Sunny, with a high near 55. |
Sunday Night |
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Temperature: 37°F Wind Speed: 5 mph Wind Direction: NE Forecast: Patchy frost after 5am. Mostly clear, with a low around 37. |
Monday |
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Temperature: 58°F Wind Speed: 6 mph Wind Direction: NE Forecast: Patchy frost before 7am. Sunny, with a high near 58. |
Monday Night |
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Temperature: 38°F Wind Speed: 3 mph Wind Direction: NE Forecast: Mostly clear, with a low around 38. |
Tuesday |
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Temperature: 61°F Wind Speed: 3 mph Wind Direction: NE Forecast: Sunny, with a high near 61. |
Tuesday Night |
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Temperature: 40°F Wind Speed: 2 mph Wind Direction: NE Forecast: Mostly clear, with a low around 40. |
Wednesday |
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Temperature: 60°F Wind Speed: 2 mph Wind Direction: NE Forecast: Mostly sunny, with a high near 60. |
Wednesday Night |
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Temperature: 42°F Wind Speed: 2 mph Wind Direction: E Forecast: A slight chance of rain showers after 10pm. Partly cloudy, with a low around 42. |