7-Day Forecast Summary
7-Day Detailed Weather Forecast for Portola Valley
Overnight |
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Temperature: 52°F Wind Speed: 2 mph Wind Direction: SW Forecast: Partly cloudy, with a low around 52. Southwest wind around 2 mph. |
Monday |
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Temperature: 73°F Wind Speed: 2 to 12 mph Wind Direction: WSW Forecast: Mostly sunny. High near 73, with temperatures falling to around 70 in the afternoon. West southwest wind 2 to 12 mph, with gusts as high as 21 mph. |
Monday Night |
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Temperature: 54°F Wind Speed: 1 to 10 mph Wind Direction: SW Forecast: Mostly cloudy. Low around 54, with temperatures rising to around 56 overnight. Southwest wind 1 to 10 mph, with gusts as high as 20 mph. |
Tuesday |
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Temperature: 74°F Wind Speed: 1 to 9 mph Wind Direction: WSW Forecast: Patchy fog before 8am. Mostly sunny, with a high near 74. West southwest wind 1 to 9 mph, with gusts as high as 18 mph. |
Tuesday Night |
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Temperature: 52°F Wind Speed: 1 to 9 mph Wind Direction: SW Forecast: Patchy fog after 11pm. Mostly clear, with a low around 52. Southwest wind 1 to 9 mph, with gusts as high as 18 mph. |
Wednesday |
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Temperature: 77°F Wind Speed: 1 to 7 mph Wind Direction: SW Forecast: Patchy fog before 8am. Sunny, with a high near 77. |
Wednesday Night |
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Temperature: 54°F Wind Speed: 0 to 7 mph Wind Direction: W Forecast: Areas of fog after 11pm. Partly cloudy, with a low around 54. |
Thursday |
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Temperature: 78°F Wind Speed: 0 to 7 mph Wind Direction: WSW Forecast: Areas of fog before 9am. Mostly sunny, with a high near 78. |
Thursday Night |
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Temperature: 55°F Wind Speed: 0 to 7 mph Wind Direction: WNW Forecast: Patchy fog after 2am. Partly cloudy, with a low around 55. |
Friday |
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Temperature: 77°F Wind Speed: 0 to 12 mph Wind Direction: NW Forecast: Areas of fog before 9am. Sunny, with a high near 77. |
Friday Night |
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Temperature: 53°F Wind Speed: 1 to 12 mph Wind Direction: WNW Forecast: Areas of fog after 2am. Mostly clear, with a low around 53. |
Saturday |
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Temperature: 78°F Wind Speed: 1 to 12 mph Wind Direction: WNW Forecast: Areas of fog before 9am. Sunny, with a high near 78. |
Saturday Night |
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Temperature: 53°F Wind Speed: 1 to 12 mph Wind Direction: WNW Forecast: Mostly clear, with a low around 53. |
Sunday |
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Temperature: 81°F Wind Speed: 1 to 12 mph Wind Direction: NW Forecast: Sunny, with a high near 81. |

