I-280 CA weather conditions near San Mateo, California
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Seasoned Weather Conditions
Current Weather Conditions
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7 day weather forecast
Current condition: Clear 66°F 2025-09-23T00:30:00 - Overnight 2025-09-23, Clear. Clear, with a low around 59. Light southwest wind.
Tuesday 2025-09-23, Sunny. Sunny, with a high near 88. Light and variable wind becoming west 6 to 11 mph in the afternoon.
Tuesday Night 2025-09-23, Increasing Clouds. Increasing clouds, with a low around 61. South southwest wind 8 to 10 mph.
Wednesday 2025-09-24, Chance Showers. A chance of showers, with thunderstorms also possible after 8am. Partly sunny, with a high near 77. South southwest wind 6 to 9 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.Wednesday Night 2025-09-24, Slight Chance T-storms then Partly Cloudy. A 20 percent chance of showers and thunderstorms before 11pm. Partly cloudy, with a low around 58. West wind 6 to 13 mph.
Thursday 2025-09-25, Mostly Sunny. Mostly sunny, with a high near 74.- Thursday Night 2025-09-25, Partly Cloudy. Partly cloudy, with a low around 56.
Friday 2025-09-26, Sunny. Sunny, with a high near 76.
Friday Night 2025-09-26, Mostly Clear. Mostly clear, with a low around 57.- Saturday 2025-09-27, Sunny. Sunny, with a high near 74.
- Saturday Night 2025-09-27, Partly Cloudy. Partly cloudy, with a low around 58.
- Sunday 2025-09-28, Mostly Sunny. Mostly sunny, with a high near 74.
- Sunday Night 2025-09-28, Partly Cloudy. Partly cloudy, with a low around 57.
- Monday 2025-09-29, Mostly Sunny. Mostly sunny, with a high near 73.