Simi Valley Weather Forecast

    • 41
    • 50

    Rain

    • 43
    • 64

    Mostly Sunny

    • 47
    • 68

    Partly Sunny

    • 44
    • 65

    Chance Rain

    • 45
    • 64

    Mostly Sunny

    • 45
    • 70

    Mostly Sunny

Today 14 Mar Southeastern Ventura County Valleys

Rain. Highs around 50. Southeast Winds around 15 Mph in the afternoon.

Tonight 14 Mar Southeastern Ventura County Valleys

Mostly cloudy with a 20 percent chance of rain in the Evening, becoming partly cloudy after midnight. Lows around 40.

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Simi Valley Temperature Statistics

March Temperature

Van Nuys, Van Nuys Airport (14.9 miles)

  • Lowest 8 March, 2025

    41 °F

  • Average March

    55.7 °F

  • Highest 9 March, 2025

    72 °F

Climate (2020–Present)

Van Nuys, Van Nuys Airport (14.9 miles)

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  • Average Low 2020–2025

    56.9 °F

  • Average 2020–2025

    67.7 °F

  • Average High 2020–2025

    79.7 °F
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