Castle Rock Weather Forecast

    • 52
    • 62

    Cloudy

    • 52
    • 62

    Patchy Fog

    • 52
    • 60

    Patchy Fog

    • 50
    • 59

    Patchy Fog

    • 51
    • 58

    Breezy

    • 52
    • 60

    Patchy Fog

    • 52
    • 60

    Partly Sunny

Today 30 Apr San Miguel and Santa Rosa Islands

Low Clouds and fog. Highs in the upper 50s and 60s.

Tonight 30 Apr San Miguel and Santa Rosa Islands

Low Clouds and fog. Lows in the mid 40s to lower 50s.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Castle Rock Temperature Statistics

April Temperature

Lompoc, Lompoc Airport (42.3 miles)

  • Lowest 6 April, 2025

    37.9 °F

  • Average April

    54.7 °F

  • Highest 11 April, 2025

    77 °F

Climate (2020–Present)

Lompoc, Lompoc Airport (42.3 miles)

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  • Average Low 2020–2025

    48.1 °F

  • Average 2020–2025

    57 °F

  • Average High 2020–2025

    67.7 °F
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