Green Harbor-Cedar Crest Weather Forecast

    • 60
    • 70

    Chance Rain Showers

    • 59
    • 74

    Chance Rain Showers

    • 53
    • 75

    Mostly Sunny

    • 46
    • 65

    Mostly Sunny

    • 53
    • 69

    Partly Sunny

    • 57
    • 74

    Partly Sunny

    • 60
    • 77

    Partly Sunny

Today 17 Sep Eastern Plymouth

Mostly sunny. Near steady temperature in the upper 60s. Northeast Winds 5 to 10 Mph.

Tonight 17 Sep Eastern Plymouth

Mostly cloudy. A chance of Showers in the Evening, then a chance of Showers and Thunderstorms after midnight. Patchy fog after midnight. Lows in the upper 50s. East Winds 5 to 10 Mph. Chance of rain 50 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Green Harbor-Cedar Crest Temperature Statistics

September Temperature

Marshfield Airport (1.2 miles)

  • Lowest 9 September, 2025

    46.4 °F
  • Average September

    63.6 °F
  • Highest 6 September, 2025

    84.2 °F

Climate (2020–Present)

Marshfield Airport (1.2 miles)

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  • Average Low 2020–2025

    44.6 °F
  • Average 2020–2025

    52.9 °F
  • Average High 2020–2025

    60.7 °F
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