Marine Weather Net

South San Francisco, CA Weather Forecast




South San Francisco, California

 Lat: 37.65N, Lon: 122.41W

Current Conditions Updated: 256 AM PDT MON APR 27 2026

Overcast
Temp: 55°F
  • Humidity:
  • 71%
  • Winds:
  • 9 MPH W
  • Gusts:
  • N/A MPH
  • Barometer:
  • 29.99 in.
  • Dewpoint:
  • 46°F
  • Heat index:
  • 55°F

  • Sunrise:
  • 6:17 AM PDT
  • Sunset:
  • 7:55 PM PDT
  • Moonrise:
  • 4:23 PM PDT
  • Moonset:
  • 4:14 AM PDT

TODAY

SUNNY

Hi: 65°F
Lo: 45°F

TUESDAY

SUNNY

Hi: 70°F
Lo: 51°F

WEDNESDAY

SUNNY

Hi: 70°F
Lo: 51°F

THURSDAY

SUNNY

Hi: 70°F
Lo: 51°F
Weather Forecast In Detail:
Forecast Issued: 602 AM PDT Mon Apr 27 2026

Today...Partly cloudy in the morning then becoming sunny. A slight chance of drizzle. Highs in the mid 60s. West winds 5 to 15 mph.
Tonight...Mostly clear in the evening then becoming partly cloudy. Lows in the mid 40s to lower 50s. West winds 5 to 15 mph.
Tuesday...Partly cloudy in the morning then becoming sunny. Highs near 70. Light winds...Becoming west 5 to 10 mph in the afternoon.
Tuesday Night...Mostly clear. Lows in the lower 50s. West winds 5 to 15 mph.
Wednesday...Sunny. Highs in the upper 60s to mid 70s. Light winds...Becoming west 5 to 10 mph in the afternoon.
Wednesday Night...Mostly clear. Lows in the lower 50s.
Thursday...Partly cloudy in the morning then becoming sunny. Highs in the upper 60s to mid 70s.
Thursday Night...Partly cloudy. Lows in the lower 50s. Highs in the upper 60s to mid 70s.
Friday...Partly cloudy. Lows in the lower 50s. Highs in the upper 60s to mid 70s.
Saturday...Mostly cloudy in the morning then becoming partly cloudy. Highs in the mid 60s to lower 70s.
Saturday Night...Partly cloudy in the evening then becoming mostly cloudy. Lows in the lower 50s.
Sunday...Mostly cloudy in the morning then becoming partly cloudy. Highs in the upper 60s. && temperature / precipitation sfo airport 63 51 67 / 10 oakland 65 50 69 / 10 fremont 64 46 71 / 10 redwood city 65 48 72 / 20 mountain view 64 49 69 / 20
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