Portola Valley, CA

Current conditions, hourly and 7-day forecast, and live radar for Portola Valley, CA 94028. Right now: mostly clear, 67°F. Data from the National Weather Service.

• Tonight: Mostly clear. Low around 67, with temperatures rising to around 69 overnight. West wind 1 to 6 mph.
• Thursday: Sunny. High near 91, with temperatures falling to around 86 in the afternoon. West wind 1 to 6 mph.
• Thursday Night: Mostly clear, with a low around 59. West southwest wind around 5 mph.
• Friday: Sunny, with a high near 82. West wind 2 to 7 mph, with gusts as high as 18 mph.
• Friday Night: Mostly clear, with a low around 54. West wind around 7 mph, with gusts as high as 18 mph.
• Saturday: Sunny, with a high near 73.