Cohasset Weather Forecast

    • 48
    • 62

    Slight Chance Rain Showers

    • 55
    • 69

    Chance Rain Showers

    • 50
    • 67

    Rain Showers Likely

    • 46
    • 61

    Chance Rain Showers

    • 45
    • 56

    Partly Sunny

    • 50
    • 62

    Chance Rain Showers

Today 1 May Eastern Plymouth

Sunny. Highs in the lower 60s. Northeast Winds around 5 Mph, becoming southeast in the afternoon.

Tonight 1 May Eastern Plymouth

Mostly clear. Much cooler with Lows around 40. North Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Cohasset Temperature Statistics

May Temperature

Marshfield Airport (11.8 miles)

  • Lowest

  • Average May

  • Highest

Climate (2020–Present)

Marshfield Airport (11.8 miles)

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  • Average Low 2020–2025

    44.8 °F
  • Average 2020–2025

    53.1 °F
  • Average High 2020–2025

    60.9 °F
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