Castro Crest Weather Forecast

    • 69
    • 86

    Mostly Cloudy

    • 63
    • 77

    Partly Sunny

    • 63
    • 75

    Mostly Sunny

    • 66
    • 82

    Sunny

    • 66
    • 82

    Mostly Sunny

    • 65
    • 81

    Mostly Sunny

Today 26 Sep Western Santa Monica Mountains Recreational Area

Areas of low Clouds and fog in the morning then partly cloudy. Highs in the upper 70s and 80s.

Tonight 26 Sep Western Santa Monica Mountains Recreational Area

Low Clouds in the evening then Areas of low Clouds and fog. Lows in the 60s.

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Castro Crest Temperature Statistics

September Temperature

Van Nuys, Van Nuys Airport (18.6 miles)

  • Lowest 2 September, 2026

    60.7 °F

  • Average September

    76.6 °F

  • Highest 9 September, 2026

    107.7 °F

Climate (2021–2026)

Van Nuys, Van Nuys Airport (18.6 miles)

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  • Average Low 2021–2026

    56.6 °F

  • Average 2021–2026

    67.7 °F

  • Average High 2021–2026

    79.5 °F
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