Santa Monica State Beach Weather Forecast

    • 58
    • 70

    Mostly Sunny

    • 57
    • 67

    Partly Sunny

    • 57
    • 63

    Mostly Cloudy

    • 56
    • 63

    Mostly Cloudy

    • 56
    • 63

    Mostly Cloudy

    • 59
    • 61

    Rain Likely

Today 18 Dec Malibu Coast

Sunny in the morning then partly cloudy. Highs in the lower to mid 70s. North Winds around 15 Mph.

Tonight 18 Dec Malibu Coast

Mostly clear. Lows in the mid to upper 50s.

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Santa Monica State Beach Temperature Statistics

December Temperature

Santa Monica, Santa Monica Municipal Airport (3.1 miles)

  • Lowest 5 December, 2025

    46.9 °F

  • Average December

    59.1 °F

  • Highest 8 December, 2025

    79 °F

Climate (2020–Present)

Santa Monica, Santa Monica Municipal Airport (3.1 miles)

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  • Average Low 2020–2025

    55.9 °F

  • Average 2020–2025

    62.5 °F

  • Average High 2020–2025

    69.7 °F
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