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South San Francisco, California

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

Saturday Aug 29 night: a low around 56°F. Sunday Aug 30: a high near 68°F and a low around 55°F. Highs over the period run 65°F to 68°F.

National Weather Service forecast for South San Francisco, California
DayHighLowPrecip
Saturday Aug 2956°
Sunday Aug 3068°55°
Monday Aug 3165°57°
Tuesday Sep 167°57°
Wednesday Sep 267°58°
Thursday Sep 367°58°
Friday Sep 467°57°
Saturday Sep 568°

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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