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ZIP 94028 · Portola Valley, California

Current conditions and the National Weather Service 7-day forecast for ZIP code 94028, Portola Valley, California — temperature, rain chance, wind, radar and alerts.

Saturday Aug 29 night: a low around 52°F. Sunday Aug 30: a high near 76°F and a low around 52°F. Highs over the period run 72°F to 78°F.

National Weather Service forecast for ZIP 94028, Portola Valley, California
DayHighLowPrecip
Saturday Aug 2952°
Sunday Aug 3076°52°
Monday Aug 3172°54°
Tuesday Sep 173°53°
Wednesday Sep 276°54°
Thursday Sep 377°54°
Friday Sep 477°54°
Saturday Sep 578°

NOAA NWS NDFD 2.5 km, run 2026-08-30 00:00 UTC · days are local time in America/Los Angeles. The live page updates continuously.

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