Cohasset Weather Forecast

    • 57
    • 83

    Slight Chance Rain

    • 55
    • 74

    Partly Sunny

    • 54
    • 69

    Partly Sunny

    • 56
    • 72

    Mostly Cloudy

    • 57
    • 72

    Slight Chance Rain Showers

    • 56
    • 74

    Slight Chance Rain Showers

Today 18 May Eastern Plymouth

Partly sunny with a 20 percent chance of Showers. Near steady temperature around 80. West Winds 5 to 10 Mph with Gusts up to 20 Mph.

Tonight 18 May Eastern Plymouth

Mostly cloudy. A chance of Showers in the evening. Lows in the mid 50s. Northwest Winds 5 to 10 Mph. Chance of rain 30 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Cohasset Temperature Statistics

May Temperature

Marshfield Airport (11.8 miles)

  • Lowest 1 May, 2021

    42.8 °F

  • Average May

    56.2 °F

  • Highest 2 May, 2021

    78.8 °F

Climate (2010–Present)

Marshfield Airport (11.8 miles)

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  • Average Low 2010–Present

    43.5 °F

  • Average 2010–Present

    51.7 °F

  • Average High 2010–Present

    59.5 °F
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