Topanga Canyon Weather Forecast

    • 57
    • 79

    Increasing Clouds

    • 57
    • 80

    Becoming Sunny

    • 56
    • 82

    Mostly Cloudy

    • 56
    • 83

    Mostly Sunny

    • 56
    • 82

    Mostly Sunny

    • 56
    • 81

    Mostly Sunny

    • 58
    • 84

    Mostly Sunny

Today 21 Jul Eastern Santa Monica Mountains Recreational Area

Low Clouds and fog with drizzle in the morning then sunny. Highs in the mid 70s to around 80 except the upper 60s closer to the coast.

Tonight 21 Jul Eastern Santa Monica Mountains Recreational Area

Mostly clear in the evening then low Clouds and fog with drizzle. Lows in the mid 50s to around 60. Southwest Winds around 15 Mph in the evening.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Topanga Canyon Temperature Statistics

July Temperature

Van Nuys, Van Nuys Airport (8.1 miles)

  • Lowest 7 July, 2025

    58.6 °F

  • Average July

    75.3 °F

  • Highest 9 July, 2025

    97.6 °F

Climate (2020–Present)

Van Nuys, Van Nuys Airport (8.1 miles)

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  • Average Low 2020–2025

    56.7 °F

  • Average 2020–2025

    67.6 °F

  • Average High 2020–2025

    79.7 °F
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