Green Harbor River - Brant Rock Weather Forecast

    • 43
    • 48

    Areas Fog

    • 37
    • 57

    Rain

    • 35
    • 52

    Slight Chance Rain Showers

    • 39
    • 49

    Slight Chance Rain Showers

    • 40
    • 57

    Slight Chance Rain Showers

    • 42
    • 56

    Partly Sunny

Today 18 Apr Eastern Plymouth

Cloudy. Areas of fog this morning. Cooler. Near steady temperature in the upper 40s. Northeast Winds 5 to 10 Mph. Gusts up to 20 Mph this morning.

Tonight 18 Apr Eastern Plymouth

Cloudy. Areas of fog in the Evening, then patchy fog after midnight. Near steady temperature in the lower 40s. East Winds 5 to 10 Mph, becoming south after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Green Harbor River - Brant Rock Temperature Statistics

April Temperature

Marshfield Airport (1.2 miles)

  • Lowest 9 April, 2026

    24.8 °F

  • Average April

    46.6 °F

  • Highest 15 April, 2026

    73.4 °F

Climate (2021–Present)

Marshfield Airport (1.2 miles)

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  • Average Low 2021–2026

    44.1 °F

  • Average 2021–2026

    52.4 °F

  • Average High 2021–2026

    60.2 °F
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