Old Topanga Weather Forecast

    • 55
    • 82

    Partly Sunny

    • 58
    • 83

    Mostly Cloudy

    • 58
    • 82

    Mostly Sunny

    • 58
    • 83

    Mostly Sunny

    • 59
    • 86

    Mostly Sunny

    • 60
    • 87

    Mostly Sunny

Today 3 Jul Eastern Santa Monica Mountains Recreational Area

Mostly cloudy in the morning then partly cloudy. Highs in the upper 70s to mid 80s except the upper 60s to mid 70s closer to the coast.

Tonight 3 Jul Eastern Santa Monica Mountains Recreational Area

Partly cloudy in the evening then Areas of low Clouds and fog. Lows in the mid 50s to around 60.

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Old Topanga Temperature Statistics

July Temperature

Van Nuys, Van Nuys Airport (9.9 miles)

  • Lowest 1 July, 2026

    62.1 °F

  • Average July

    66.7 °F

  • Highest 1 July, 2026

    75 °F

Climate (2021–2026)

Van Nuys, Van Nuys Airport (9.9 miles)

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  • Average Low 2021–2026

    56.5 °F

  • Average 2021–2026

    67.6 °F

  • Average High 2021–2026

    79.5 °F
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