Castle Rock Weather Forecast

    • 50
    • 58

    Increasing Clouds

    • 51
    • 59

    Mostly Cloudy

    • 51
    • 61

    Mostly Cloudy

    • 52
    • 61

    Patchy Fog

    • 51
    • 61

    Rain Likely

    • 49
    • 61

    Rain Likely

    • 48
    • 58

    Chance Rain

Today 30 Jan San Miguel and Santa Rosa Islands

Sunny after morning low Clouds. Highs in the mid 50s to around 60.

Tonight 30 Jan San Miguel and Santa Rosa Islands

Partly cloudy in the evening then mostly cloudy. Lows in the upper 30s and 40s.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Castle Rock Temperature Statistics

January Temperature

Lompoc, Lompoc Airport (42.3 miles)

  • Lowest 28 January, 2025

    28.9 °F
  • Average January

    50.1 °F
  • Highest 23 January, 2025

    75.9 °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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