Marine Weather Net

South San Francisco, CA Weather Forecast




South San Francisco, California

 Lat: 37.65N, Lon: 122.41W

Current Conditions Updated: 756 PM PDT THU APR 16 2026

Mostly Clear
Temp: 59°F
  • Humidity:
  • 57%
  • Winds:
  • 18 MPH WNW
  • Gusts:
  • N/A MPH
  • Barometer:
  • 30.02 in.
  • Dewpoint:
  • 44°F
  • Heat index:
  • 59°F

  • Sunrise:
  • 6:31 AM PDT
  • Sunset:
  • 7:45 PM PDT
  • Moonrise:
  • 5:52 AM PDT
  • Moonset:
  • 7:20 PM PDT

TONIGHT

CLEAR

Lo: 45°F

FRIDAY

SUNNY

Hi: 71°F
Lo: 45°F

SATURDAY

PARTLY CLOUDY
Hi: 73°F
Lo: 51°F

SUNDAY

MOSTLY CLOUDY
Hi: 70°F
Lo: 51°F
Weather Forecast In Detail:
Forecast Issued: 602 PM PDT Thu Apr 16 2026

Tonight...Clear. Lows in the mid 40s to lower 50s. Northwest winds 10 to 20 mph...Becoming north 5 to 10 mph after midnight.
Friday...Sunny. Highs in the lower 70s. North winds 5 to 10 mph.
Friday Night...Partly cloudy. Lows in the mid 40s to lower 50s. West winds 5 to 15 mph.
Saturday...Partly cloudy. Highs in the lower to mid 70s. Light winds...Becoming northwest around 5 mph in the afternoon.
Saturday Night...Mostly cloudy. Lows in the lower 50s. West winds 5 to 10 mph in the evening...Becoming light.
Sunday...Mostly cloudy. Highs near 70.
Sunday Night...Rain likely. Lows in the lower 50s. Highs in the upper 60s.
Monday...Rain likely. Lows in the lower 50s. Highs in the upper 60s.
Tuesday...Showers likely and a slight chance of thunderstorms. Highs in the mid 60s.
Tuesday Night...Mostly cloudy. A chance of rain. Lows in the lower 50s.
Wednesday...Mostly cloudy in the morning then becoming partly cloudy. A slight chance of rain. Highs in the upper 60s.
Wednesday Night...Partly cloudy. Lows around 50.
Thursday...Partly cloudy in the morning then becoming sunny. Highs near 70. && temperature / precipitation sfo airport 50 70 50 70 / oakland 50 72 50 74 / fremont 45 72 45 76 / redwood city 47 73 47 76 / mountain view 47 70 49 73 /
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