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Portola Valley, California

Current conditions and the National Weather Service 7-day forecast for Portola Valley, California — temperature, rain chance, wind, radar and active alerts.

Saturday Oct 3: a high near 97°F and a low around 65°F. Highs over the period run 85°F to 97°F.

National Weather Service forecast for Portola Valley, California
DayHighLowPrecip
Saturday Oct 397°65°—
Sunday Oct 497°63°—
Monday Oct 595°63°—
Tuesday Oct 696°65°—
Wednesday Oct 796°63°—
Thursday Oct 893°60°—
Friday Oct 985°——

NOAA NWS NDFD 2.5 km, run 2026-10-03 15:00 UTC · days are local time in America/Los Angeles. The live page updates continuously.

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