Twin Lakes Weather Forecast

    • 55
    • 71

    Gradual Clearing

    • 55
    • 71

    Mostly Cloudy

    • 56
    • 80

    Partly Sunny

    • 56
    • 79

    Mostly Cloudy

    • 57
    • 76

    Mostly Cloudy

    • 57
    • 76

    Partly Sunny

    • 58
    • 80

    Mostly Sunny

Today 16 Sep Northern Monterey Bay

Sunny. Highs in the upper 60s. West Winds 5 to 15 Mph.

Tonight 16 Sep Northern Monterey Bay

Partly cloudy in the evening then becoming mostly cloudy. A slight chance of drizzle. Patchy fog after midnight. Lows in the mid 50s. West Winds 5 to 10 Mph. Becoming north after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Twin Lakes Temperature Statistics

September Temperature

Watsonville, Watsonville Municipal Airport (11.2 miles)

  • Lowest 7 September, 2026

    49.6 °F

  • Average September

    67.1 °F

  • Highest 9 September, 2026

    102.7 °F

Climate (2021–2026)

Watsonville, Watsonville Municipal Airport (11.2 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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