Castaic Lake State Recreation Area Weather Forecast

    • 50
    • 71

    Decreasing Clouds

    • 50
    • 67

    Partly Sunny

    • 51
    • 73

    Mostly Sunny

    • 52
    • 78

    Mostly Sunny

    • 47
    • 71

    Patchy Fog

    • 45
    • 61

    Patchy Fog

Today 18 Apr Western San Gabriel Mountains and Highway 14 Corridor

Mostly cloudy in the morning then partly cloudy. Highs from the lower to mid 70s at low Elevations to the 60s at high Elevations. Southwest Winds 15 to 25 Mph in the afternoon.

Tonight 18 Apr Western San Gabriel Mountains and Highway 14 Corridor

Mostly clear in the evening then partly cloudy. Lows in the mid 40s to around 50. Southwest Winds 15 to 25 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Castaic Lake State Recreation Area Temperature Statistics

April Temperature

Sandberg (14.9 miles)

  • Lowest 6 April, 2024

    29.8 °F

  • Average April

    48.2 °F

  • Highest 11 April, 2024

    75.7 °F

Climate (2019–Present)

Sandberg (14.9 miles)

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  • Average Low 2019–2024

    50.8 °F

  • Average 2019–2024

    58.1 °F

  • Average High 2019–2024

    66.8 °F
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