Castle Rock State Park Entrance Weather Forecast

    • 47
    • 63

    Mostly Sunny

    • 48
    • 59

    Partly Sunny

    • 45
    • 53

    Mostly Sunny

    • 50
    • 68

    Mostly Sunny

    • 51
    • 71

    Partly Sunny

    • 50
    • 70

    Mostly Sunny

    • 47
    • 71

    Mostly Sunny

Today 24 May Santa Cruz Mountains

Sunny. Highs in the 60s to lower 70s. Southwest Winds around 5 Mph.

Tonight 24 May Santa Cruz Mountains

Mostly clear in the evening then becoming partly cloudy. Areas of fog after midnight. Lows in the upper 40s. Southwest Winds up to 5 Mph.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Castle Rock State Park Entrance Temperature Statistics

May Temperature

San Jose, San Jose International Airport (12.4 miles)

  • Lowest 4 May, 2026

    48.7 °F

  • Average May

    64.6 °F

  • Highest 19 May, 2026

    87.7 °F

Climate (2021–Present)

San Jose, San Jose International Airport (12.4 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2021–2026

    52.2 °F

  • Average 2021–2026

    61.9 °F

  • Average High 2021–2026

    72.7 °F
Get WillyWeather+ to remove ads