Topanga Canyon Weather Forecast

    • 54
    • 70

    Increasing Clouds

    • 58
    • 62

    Rain Showers

    • 56
    • 64

    Rain Showers

    • 54
    • 62

    Rain Showers

    • 48
    • 60

    Rain Showers

    • 49
    • 62

    Chance Rain Showers

    • 50
    • 64

    Mostly Sunny

Today 22 Dec Eastern Santa Monica Mountains Recreational Area

Low Clouds and fog in the morning then mostly cloudy. Highs in the 60s to lower 70s.

Tonight 22 Dec Eastern Santa Monica Mountains Recreational Area

Mostly cloudy. Lows in the mid 40s to mid 50s.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Topanga Canyon Temperature Statistics

December Temperature

Van Nuys, Van Nuys Airport (8.1 miles)

  • Lowest 2 December, 2025

    43 °F

  • Average December

    62.4 °F

  • Highest 18 December, 2025

    86 °F

Climate (2020–Present)

Van Nuys, Van Nuys Airport (8.1 miles)

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  • Average Low 2020–2025

    56.5 °F

  • Average 2020–2025

    67.4 °F

  • Average High 2020–2025

    79.3 °F
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