Green Harbor River Mouth Weather Forecast

    • 39
    • 50

    Sunny

    • 47
    • 57

    Sunny

    • 52
    • 63

    Partly Sunny

    • 55
    • 62

    Mostly Cloudy

    • 56
    • 63

    Mostly Cloudy

    • 58
    • 64

    Chance Rain Showers

Today 31 Oct Eastern Plymouth

Sunny. Much cooler with Highs in the lower 50s. Northwest Winds 15 to 20 Mph with Gusts up to 30 Mph.

Tonight 31 Oct Eastern Plymouth

Clear. Lows in the lower 30s. Northwest Winds 5 to 10 Mph.

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Green Harbor River Mouth Temperature Statistics

October Temperature

Marshfield Airport (1.9 miles)

  • Lowest 24 October, 2026

    32 °F

  • Average October

    54.7 °F

  • Highest 2 October, 2026

    84.2 °F

Climate (2021–2026)

Marshfield Airport (1.9 miles)

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  • Average Low 2021–2026

    43.9 °F

  • Average 2021–2026

    52.3 °F

  • Average High 2021–2026

    60.1 °F
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