I-280 CA weather conditions near South San Francisco, California
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Seasoned Weather Conditions
Current Weather Conditions
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7 day weather forecast
Current condition: Clear 63°F 2025-09-25T20:45:00 
Tonight 2025-09-25, Partly Cloudy. Partly cloudy, with a low around 57. Southwest wind 7 to 13 mph, with gusts as high as 18 mph.
Friday 2025-09-26, Sunny. Sunny, with a high near 71. West wind 5 to 13 mph.
Friday Night 2025-09-26, Mostly Clear. Mostly clear, with a low around 57. Southwest wind 8 to 11 mph.- Saturday 2025-09-27, Sunny. Sunny, with a high near 68. South southwest wind 7 to 12 mph increasing to 13 to 18 mph in the afternoon. Winds could gust as high as 25 mph.
Saturday Night 2025-09-27, Mostly Cloudy. Mostly cloudy, with a low around 58. Southwest wind 11 to 17 mph, with gusts as high as 24 mph.
Sunday 2025-09-28, Partly Sunny. Partly sunny, with a high near 66.- Sunday Night 2025-09-28, Mostly Cloudy. Mostly cloudy, with a low around 59.
Monday 2025-09-29, Chance Rain. A chance of rain. Mostly cloudy, with a high near 66.
Monday Night 2025-09-29, Chance Rain. A chance of rain. Cloudy, with a low around 58.- Tuesday 2025-09-30, Chance Rain. A chance of rain. Mostly cloudy, with a high near 65.
- Tuesday Night 2025-09-30, Chance Rain. A chance of rain. Mostly cloudy, with a low around 57.
- Wednesday 2025-10-01, Slight Chance Rain. A slight chance of rain. Mostly sunny, with a high near 68.
- Wednesday Night 2025-10-01, Partly Cloudy. Partly cloudy, with a low around 57.
Thursday 2025-10-02, Mostly Sunny. Mostly sunny, with a high near 69.