Green Harbor River Mouth Weather Forecast

    • 10
    • 23

    Decreasing Clouds

    • 7
    • 19

    Mostly Sunny

    • 20
    • 26

    Windy

    • 23
    • 30

    Blizzard

    • 22
    • 33

    Partly Sunny

    • 20
    • 32

    Mostly Cloudy

Today 29 Jan Eastern Plymouth

Mostly sunny. Cold with Highs in the lower 20s. Northwest Winds 10 to 15 Mph.

Tonight 29 Jan Eastern Plymouth

Mostly clear. Cold with Lows around 6 above. West Winds 10 to 15 Mph with Gusts up to 30 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Green Harbor River Mouth Temperature Statistics

January Temperature

Marshfield Airport (1.9 miles)

  • Lowest 24 January, 2026

    6.8 °F

  • Average January

    30.7 °F

  • Highest 9 January, 2026

    53.6 °F

Climate (2021–Present)

Marshfield Airport (1.9 miles)

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  • Average Low 2021–2026

    44.2 °F

  • Average 2021–2026

    52.5 °F

  • Average High 2021–2026

    60.3 °F
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