Castle Rock Weather Forecast

    • 46
    • 59

    Increasing Clouds

    • 45
    • 57

    Partly Sunny

    • 49
    • 57

    Partly Sunny

    • 50
    • 61

    Partly Sunny

    • 50
    • 60

    Partly Sunny

    • 51
    • 59

    Mostly Sunny

    • 51
    • 63

    Mostly Sunny

Today 17 Jan San Miguel and Santa Rosa Islands

Sunny. Highs in the mid 50s to around 60.

Tonight 17 Jan San Miguel and Santa Rosa Islands

Mostly clear. Lows in the lower to mid 40s.

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  • Temperature Real-Time

Castle Rock Temperature Statistics

January Temperature

Lompoc, Lompoc Airport (42.3 miles)

  • Lowest 15 January, 2025

    30 °F

  • Average January

    51 °F

  • Highest 10 January, 2025

    73.9 °F

Climate (2020–Present)

Lompoc, Lompoc Airport (42.3 miles)

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  • Average Low 2020–2025

    48.2 °F

  • Average 2020–2025

    57.1 °F

  • Average High 2020–2025

    67.7 °F
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