San Gregorio State Beach Weather Forecast

    • 43
    • 55

    Chance Rain

    • 43
    • 54

    Mostly Cloudy

    • 51
    • 57

    Chance Rain

    • 52
    • 61

    Chance Rain

    • 53
    • 63

    Rain

    • 52
    • 60

    Rain

    • 51
    • 61

    Chance Rain

Today 19 Feb San Francisco Peninsula Coast

Breezy. Showers and a slight chance of Thunderstorms in the Morning, then a slight chance of rain in the afternoon. Highs in the mid 50s. Northwest Winds 20 to 30 Mph with Gusts to around 45 Mph.

Tonight 19 Feb San Francisco Peninsula Coast

Partly cloudy. Breezy. Lows in the lower 40s. Northwest Winds 20 to 30 Mph. Becoming north 10 to 20 Mph after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

San Gregorio State Beach Temperature Statistics

February Temperature

Half Moon Bay Airport (14.3 miles)

  • Lowest 14 February, 2026

    42.8 °F

  • Average February

    55.2 °F

  • Highest 3 February, 2026

    73.4 °F

Climate (2021–Present)

Half Moon Bay Airport (14.3 miles)

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  • Average Low 2021–2026

    48.2 °F

  • Average 2021–2026

    54.7 °F

  • Average High 2021–2026

    60.6 °F
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