Topanga State Park Weather Forecast

    • 46
    • 59

    Rain

    • 46
    • 56

    Mostly Sunny

    • 49
    • 60

    Mostly Sunny

    • 50
    • 63

    Mostly Sunny

    • 52
    • 64

    Partly Sunny

    • 52
    • 62

    Chance Rain

    • 54
    • 59

    Chance Rain

Today 26 Dec Eastern Santa Monica Mountains Recreational Area

Rain with a slight chance of Thunderstorms. Highs in the upper 50s to mid 60s. Southwest Winds around 15 Mph in the morning.

Tonight 26 Dec Eastern Santa Monica Mountains Recreational Area

Mostly cloudy in the evening then partly cloudy. Lows in the upper 30s and 40s.

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Topanga State Park Temperature Statistics

December Temperature

Los Angeles, Whiteman Airport (13.7 miles)

  • Lowest 20 December, 2025

    50 °F

  • Average December

    68.3 °F

  • Highest 10 December, 2025

    84.2 °F

Climate (2020–Present)

Los Angeles, Whiteman Airport (13.7 miles)

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  • Average Low 2020–2025

    60 °F

  • Average 2020–2025

    69.9 °F

  • Average High 2020–2025

    76.1 °F
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