Wareham River - Broad Marsh River Weather Forecast

    • 71
    • 77

    Decreasing Clouds

    • 61
    • 83

    Partly Sunny

    • 58
    • 76

    Mostly Sunny

    • 62
    • 75

    Partly Sunny

    • 65
    • 77

    Chance Rain Showers

    • 62
    • 79

    Partly Sunny

Today 9 Sep Southern Plymouth

Partly sunny. Near steady temperature in the mid 70s. South Winds 10 to 15 Mph with Gusts up to 30 Mph.

Tonight 9 Sep Southern Plymouth

Mostly cloudy. A slight chance of Showers in the Evening, then a chance of Showers after midnight. Not as cool and humid. Near steady temperature in the lower 70s. Southwest Winds 15 to 20 Mph. Gusts up to 30 Mph, increasing to 45 Mph after midnight. Chance of rain 50 percent.

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Wareham River - Broad Marsh River Temperature Statistics

September Temperature

Plymouth, Plymouth Municipal Airport (11.2 miles)

  • Lowest 7 September, 2026

    51.1 °F

  • Average September

    65.9 °F

  • Highest 3 September, 2026

    80.1 °F

Climate (2021–2026)

Plymouth, Plymouth Municipal Airport (11.2 miles)

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  • Average Low 2021–2026

    43.2 °F

  • Average 2021–2026

    52.5 °F

  • Average High 2021–2026

    61.5 °F
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