Bonny Doon Weather Forecast

    • 53
    • 67

    Increasing Clouds

    • 53
    • 64

    Mostly Cloudy

    • 52
    • 66

    Partly Sunny

    • 53
    • 66

    Partly Sunny

    • 52
    • 66

    Partly Sunny

    • 53
    • 66

    Partly Sunny

    • 52
    • 69

    Mostly Sunny

Today 21 Jul Santa Cruz Mountains

Partly cloudy. Highs in the lower 60s to mid 70s. Northwest Winds around 5 Mph.

Tonight 21 Jul Santa Cruz Mountains

Partly cloudy in the evening then becoming mostly cloudy. Patchy fog after midnight. Lows in the 50s. Northwest Winds 5 to 10 Mph.

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Bonny Doon Temperature Statistics

July Temperature

Watsonville, Watsonville Municipal Airport (21.1 miles)

  • Lowest 5 July, 2025

    47.6 °F

  • Average July

    60.9 °F

  • Highest 4 July, 2025

    72.6 °F

Climate (2020–Present)

Watsonville, Watsonville Municipal Airport (21.1 miles)

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  • Average Low 2020–2025

    47.1 °F

  • Average 2020–2025

    56.5 °F

  • Average High 2020–2025

    67.7 °F
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