Castaic Weather Forecast

    • 66
    • 96

    Sunny

    • 67
    • 97

    Breezy

    • 62
    • 101

    Hot

    • 63
    • 102

    Hot

    • 60
    • 101

    Hot

    • 61
    • 99

    Hot

Today 27 Sep Santa Clarita Valley

Sunny. Highs in the lower to mid 90s. Northeast Winds 10 to 20 Mph.

Tonight 27 Sep Santa Clarita Valley

Clear. Lows in the upper 50s to mid 60s. Northeast Winds 15 to 25 Mph. Gusts to 35 Mph after midnight.

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Castaic Temperature Statistics

September Temperature

Van Nuys, Van Nuys Airport (20.5 miles)

  • Lowest 11 September, 2020

    61 °F

  • Average September

    78.2 °F

  • Highest 5 September, 2020

    115 °F

Climate (2010–Present)

Van Nuys, Van Nuys Airport (20.5 miles)

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  • Average Low 2010–Present

    57.1 °F

  • Average 2010–Present

    67.2 °F

  • Average High 2010–Present

    79.6 °F
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