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ZIP 94128 · South San Francisco, California

Current conditions and the National Weather Service 7-day forecast for ZIP code 94128, South San Francisco, California — temperature, rain chance, wind, radar and alerts.

Saturday Aug 29 night: a low around 56°F. Sunday Aug 30: a high near 69°F and a low around 56°F. Highs over the period run 67°F to 69°F.

National Weather Service forecast for ZIP 94128, South San Francisco, California
DayHighLowPrecip
Saturday Aug 2956°
Sunday Aug 3069°56°
Monday Aug 3167°58°
Tuesday Sep 168°58°
Wednesday Sep 267°58°
Thursday Sep 368°58°
Friday Sep 468°58°
Saturday Sep 569°

NOAA NWS NDFD 2.5 km, run 2026-08-30 03:00 UTC · days are local time in America/Los Angeles. The live page updates continuously.

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