Porter Ranch Weather Forecast

    • 49
    • 60

    Rain Showers Likely

    • 47
    • 66

    Mostly Sunny

    • 53
    • 75

    Mostly Sunny

    • 53
    • 78

    Mostly Sunny

    • 55
    • 81

    Mostly Sunny

    • 51
    • 77

    Partly Sunny

    • 50
    • 69

    Mostly Sunny

Today 14 Oct Western San Fernando Valley

Showers with a chance of Thunderstorms in the Morning, then Showers likely with a slight chance of Thunderstorms in the afternoon. Some Thunderstorms may produce heavy rainfall. Highs around 60. South Winds 15 to 25 Mph.

Tonight 14 Oct Western San Fernando Valley

Partly cloudy. Lows in the mid to upper 40s. South Winds around 15 Mph in the evening.

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Porter Ranch Temperature Statistics

October Temperature

Van Nuys, Van Nuys Airport (5.6 miles)

  • Lowest 5 October, 2025

    55.9 °F

  • Average October

    68.3 °F

  • Highest 10 October, 2025

    91 °F

Climate (2020–Present)

Van Nuys, Van Nuys Airport (5.6 miles)

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  • Average Low 2020–2025

    56.6 °F

  • Average 2020–2025

    67.5 °F

  • Average High 2020–2025

    79.4 °F
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