Main Beach (Santa Cruz) Weather Forecast

    • 53
    • 71

    Increasing Clouds

    • 53
    • 69

    Partly Sunny

    • 54
    • 74

    Mostly Sunny

    • 57
    • 83

    Mostly Sunny

    • 57
    • 80

    Partly Sunny

    • 57
    • 77

    Partly Sunny

    • 57
    • 77

    Mostly Sunny

Today 26 Sep Northern Monterey Bay

Partly cloudy. Highs around 70. Southwest Winds 5 to 10 Mph.

Tonight 26 Sep Northern Monterey Bay

Mostly cloudy. A slight chance of drizzle. Patchy fog after midnight. Lows in the lower 50s. East Winds 5 to 10 Mph becoming north after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Main Beach (Santa Cruz) Temperature Statistics

September Temperature

Watsonville, Watsonville Municipal Airport (12.4 miles)

  • Lowest 7 September, 2026

    49.6 °F

  • Average September

    65.4 °F

  • Highest 9 September, 2026

    102.7 °F

Climate (2021–2026)

Watsonville, Watsonville Municipal Airport (12.4 miles)

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  • Average Low 2021–2026

    47.7 °F

  • Average 2021–2026

    57.4 °F

  • Average High 2021–2026

    68.3 °F
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