Cohasset Harbor - White Head Weather Forecast

    • 68
    • 79

    Partly Sunny

    • 70
    • 87

    Mostly Sunny

    • 68
    • 85

    Chance Thunderstorms

    • 63
    • 74

    Chance Thunderstorms

    • 61
    • 71

    Mostly Sunny

    • 60
    • 73

    Sunny

Today 28 Jul Eastern Plymouth

Mostly sunny. Patchy fog in the morning. Warmer with Highs in the upper 80s. Northwest Winds 5 to 10 Mph, becoming east in the afternoon.

Tonight 28 Jul Eastern Plymouth

Mostly cloudy. Patchy fog. Near steady temperature around 70. West Winds around 5 Mph.

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Cohasset Harbor - White Head Temperature Statistics

July Temperature

Marshfield Airport (11.8 miles)

  • Lowest 22 July, 2025

    51.8 °F

  • Average July

    73.4 °F

  • Highest 25 July, 2025

    95 °F

Climate (2020–Present)

Marshfield Airport (11.8 miles)

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  • Average Low 2020–2025

    44.7 °F

  • Average 2020–2025

    53 °F

  • Average High 2020–2025

    60.8 °F
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