Castle Rock State Park Entrance Weather Forecast

    • 49
    • 63

    Mostly Sunny

    • 49
    • 68

    Mostly Sunny

    • 51
    • 77

    Mostly Sunny

    • 48
    • 76

    Mostly Sunny

    • 46
    • 61

    Partly Sunny

    • 45
    • 54

    Partly Sunny

Today 7 May Santa Cruz Mountains

Partly cloudy in the morning then becoming sunny. Areas of fog in the morning. Highs in the 60s. Southwest Winds 5 to 10 Mph.

Tonight 7 May Santa Cruz Mountains

Mostly clear in the evening then becoming partly cloudy. Patchy fog after midnight. Lows in the upper 40s. West Winds around 5 Mph.

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  • Temperature Real-Time

Castle Rock State Park Entrance Temperature Statistics

May Temperature

San Jose, San Jose International Airport (12.4 miles)

  • Lowest 4 May, 2025

    48 °F

  • Average May

    59.8 °F

  • Highest 1 May, 2025

    72.6 °F

Climate (2020–Present)

San Jose, San Jose International Airport (12.4 miles)

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  • Average Low 2020–2025

    51.9 °F

  • Average 2020–2025

    61.6 °F

  • Average High 2020–2025

    72.7 °F
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