Castaic Lake State Recreation Area Weather Forecast

    • 36
    • 56

    Sunny

    • 37
    • 59

    Sunny

    • 41
    • 59

    Sunny

    • 41
    • 57

    Breezy

    • 42
    • 53

    Breezy

    • 47
    • 60

    Mostly Sunny

    • 44
    • 60

    Mostly Sunny

Today 17 Jan Western San Gabriel Mountains and Highway 14 Corridor

Sunny. Highs from the mid 50s to around 60 at low Elevations to around 50 at high Elevations. West Winds around 15 Mph.

Tonight 17 Jan Western San Gabriel Mountains and Highway 14 Corridor

Clear. Lows in the 30s to around 40 except the lower to mid 20s Colder Valleys and Slopes. West Winds around 15 Mph in the evening.

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Castaic Lake State Recreation Area Temperature Statistics

January Temperature

Sandberg (14.9 miles)

  • Lowest 13 January, 2025

    30 °F

  • Average January

    44.6 °F

  • Highest 3 January, 2025

    61.6 °F

Climate (2020–Present)

Sandberg (14.9 miles)

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  • Average Low 2020–2025

    51.4 °F

  • Average 2020–2025

    59 °F

  • Average High 2020–2025

    67.7 °F
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