Twin Lakes State Beach (Harbor Beach) Weather Forecast

    • 51
    • 66

    Partly Sunny

    • 51
    • 62

    Mostly Sunny

    • 54
    • 66

    Partly Sunny

    • 53
    • 62

    Rain Likely

    • 51
    • 59

    Rain Likely

    • 49
    • 57

    Chance Rain

Today 27 Mar Northern Monterey Bay

Mostly cloudy in the morning then becoming partly cloudy. Highs in the lower 80s. Light Winds. Becoming southwest around 5 Mph in the afternoon.

Tonight 27 Mar Northern Monterey Bay

Mostly cloudy. Lows in the lower 50s. Light Winds.

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Twin Lakes State Beach (Harbor Beach) Temperature Statistics

March Temperature

Watsonville, Watsonville Municipal Airport (11.2 miles)

  • Lowest 11 March, 2026

    39.7 °F

  • Average March

    61.2 °F

  • Highest 19 March, 2026

    93.7 °F

Climate (2021–Present)

Watsonville, Watsonville Municipal Airport (11.2 miles)

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  • Average Low 2021–2026

    47.6 °F

  • Average 2021–2026

    57 °F

  • Average High 2021–2026

    68.1 °F
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