Wareham River - Cedar Island Weather Forecast

    • 61
    • 71

    Partly Sunny

    • 65
    • 77

    Chance Rain Showers

    • 52
    • 77

    Partly Sunny

    • 53
    • 66

    Chance Rain Showers

    • 55
    • 67

    Chance Rain Showers

    • 56
    • 67

    Chance Rain Showers

Today 16 Sep Southern Plymouth

Mostly sunny. Near steady temperature around 70. Southwest Winds 5 to 10 Mph.

Tonight 16 Sep Southern Plymouth

Mostly clear in the Evening, then becoming partly cloudy. Lows in the upper 50s. Southwest Winds 5 to 10 Mph.

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Wareham River - Cedar Island Temperature Statistics

September Temperature

Plymouth, Plymouth Municipal Airport (11.8 miles)

  • Lowest 12 September, 2026

    48 °F

  • Average September

    66.6 °F

  • Highest 10 September, 2026

    84.9 °F

Climate (2021–2026)

Plymouth, Plymouth Municipal Airport (11.8 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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