Bonny Doon Weather Forecast

    • 63
    • 88

    Becoming Sunny

    • 63
    • 84

    Mostly Sunny

    • 64
    • 84

    Sunny

    • 64
    • 85

    Sunny

    • 61
    • 81

    Mostly Sunny

    • 57
    • 73

    Partly Sunny

    • 53
    • 66

    Partly Sunny

Today 4 Oct Santa Cruz Mountains

Mostly cloudy. Highs in the upper 80s to mid 90s. Light Winds.

Tonight 4 Oct Santa Cruz Mountains

Mostly clear. Lows in the mid 60s to lower 70s. Light Winds.

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Bonny Doon Temperature Statistics

October Temperature

Watsonville, Watsonville Municipal Airport (21.1 miles)

  • Lowest 1 October, 2026

    54 °F

  • Average October

    60.8 °F

  • Highest 2 October, 2026

    73 °F

Climate (2021–2026)

Watsonville, Watsonville Municipal Airport (21.1 miles)

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  • Average Low 2021–2026

    47.7 °F

  • Average 2021–2026

    57.5 °F

  • Average High 2021–2026

    68.3 °F
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