Downtown Santa Cruz Weather Forecast

    • 60
    • 83

    Increasing Clouds

    • 60
    • 74

    Chance Rain Showers

    • 59
    • 75

    Chance Rain Showers

    • 59
    • 78

    Mostly Sunny

    • 61
    • 81

    Mostly Sunny

    • 61
    • 81

    Slight Chance Rain Showers

Today 17 Sep Northern Monterey Bay

Partly cloudy in the morning then becoming sunny. Highs in the lower 80s. Light Winds. Becoming southwest 5 to 10 Mph in the afternoon.

Tonight 17 Sep Northern Monterey Bay

Partly cloudy in the evening then becoming mostly cloudy. Lows in the upper 50s. South Winds around 5 Mph in the evening. Becoming light.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Downtown Santa Cruz Temperature Statistics

September Temperature

Watsonville, Watsonville Municipal Airport (13 miles)

  • Lowest 14 September, 2025

    52 °F

  • Average September

    64 °F

  • Highest 15 September, 2025

    87.1 °F

Climate (2020–Present)

Watsonville, Watsonville Municipal Airport (13 miles)

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  • Average Low 2020–2025

    47.2 °F

  • Average 2020–2025

    56.6 °F

  • Average High 2020–2025

    67.9 °F
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