Weather Forecast for
San Mateo County, CA


Tonight: Showers and possibly a thunderstorm before 8pm, then showers likely. Some of the storms could be severe. Low around 50. Breezy, with a south wind 19 to 24 mph decreasing to 13 to 18 mph after midnight. Winds could gust as high as 38 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

Friday: Showers likely, with thunderstorms also possible after 4pm. Mostly cloudy, with a high near 58. South southeast wind 11 to 15 mph, with gusts as high as 23 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Friday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 46. South southeast wind 6 to 9 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Saturday: A 20 percent chance of showers. Mostly sunny, with a high near 54. North northwest wind 6 to 8 mph.

Saturday Night: Mostly clear, with a low around 40. Northeast wind 3 to 6 mph.

Sunday: Mostly sunny, with a high near 55.

Sunday Night: Mostly clear, with a low around 40.

Monday: Sunny, with a high near 57.

Monday Night: Mostly clear, with a low around 40.

Tuesday: Sunny, with a high near 58.

Tuesday Night: Mostly clear, with a low around 41.

Wednesday: Mostly sunny, with a high near 59.

Wednesday Night: A slight chance of showers. Partly cloudy, with a low around 44.

New Year's Day: A chance of showers. Partly sunny, with a high near 58.

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