Castaic Weather Forecast

    • 46
    • 63

    Decreasing Clouds

    • 46
    • 68

    Mostly Sunny

    • 48
    • 72

    Sunny

    • 51
    • 79

    Sunny

    • 52
    • 81

    Sunny

    • 53
    • 83

    Mostly Sunny

Today 25 Apr Santa Clarita Valley

Mostly cloudy. Highs in the lower 60s. Southwest Winds 10 to 20 Mph in the afternoon.

Tonight 25 Apr Santa Clarita Valley

Mostly cloudy in the evening then partly cloudy. Lows in the mid 40s. West Winds 10 to 20 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Castaic Temperature Statistics

April Temperature

Van Nuys, Van Nuys Airport (20.5 miles)

  • Lowest 6 April, 2024

    38.6 °F

  • Average April

    61.7 °F

  • Highest 11 April, 2024

    88.6 °F

Climate (2019–Present)

Van Nuys, Van Nuys Airport (20.5 miles)

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  • Average Low 2019–2024

    56.8 °F

  • Average 2019–2024

    67.2 °F

  • Average High 2019–2024

    79.2 °F
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