Santa Susana Pass State Historic Park Weather Forecast

    • 63
    • 88

    Mostly Sunny

    • 66
    • 92

    Mostly Sunny

    • 69
    • 96

    Mostly Sunny

    • 71
    • 100

    Hot

    • 71
    • 97

    Hot

    • 70
    • 96

    Sunny

Today 30 Sep Western San Fernando Valley

Sunny except for patchy low Clouds and fog in the morning. Highs in the mid 80s to around 90.

Tonight 30 Sep Western San Fernando Valley

Mostly clear in the evening then partly cloudy. Lows in the mid 50s to mid 60s.

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Santa Susana Pass State Historic Park Temperature Statistics

September Temperature

Van Nuys, Van Nuys Airport (8.1 miles)

  • Lowest 2 September, 2026

    60.7 °F

  • Average September

    77 °F

  • Highest 9 September, 2026

    107.7 °F

Climate (2021–2026)

Van Nuys, Van Nuys Airport (8.1 miles)

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  • Average Low 2021–2026

    56.6 °F

  • Average 2021–2026

    67.8 °F

  • Average High 2021–2026

    79.6 °F
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