Thornton Beach Weather Forecast

    • 50
    • 57

    Rain Showers Likely

    • 51
    • 58

    Mostly Sunny

    • 51
    • 57

    Partly Sunny

    • 50
    • 58

    Partly Sunny

    • 51
    • 60

    Sunny

    • 50
    • 63

    Mostly Sunny

    • 51
    • 62

    Partly Sunny

Today 12 Apr San Francisco Peninsula Coast

Showers late in the morning. A chance of Thunderstorms. Highs in the upper 50s. Southwest Winds 10 to 20 Mph.

Tonight 12 Apr San Francisco Peninsula Coast

Mostly cloudy. A slight chance of Showers in the evening. Lows in the mid to upper 40s. West Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Thornton Beach Temperature Statistics

April Temperature

San Francisco, San Francisco International Airport (8.7 miles)

  • Lowest 3 April, 2026

    46.7 °F

  • Average April

    61.1 °F

  • Highest 5 April, 2026

    81.6 °F

Climate (2021–Present)

San Francisco, San Francisco International Airport (8.7 miles)

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  • Average Low 2021–2026

    52.5 °F

  • Average 2021–2026

    58.5 °F

  • Average High 2021–2026

    66.7 °F
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