Plymouth Weather Forecast

    • 49
    • 77

    Partly Sunny

    • 47
    • 69

    Rain Showers

    • 45
    • 70

    Partly Sunny

    • 48
    • 75

    Mostly Sunny

    • 50
    • 78

    Mostly Sunny

    • 49
    • 78

    Mostly Sunny

    • 49
    • 79

    Mostly Sunny

Today 28 Aug Southern Grafton

Partly sunny. Highs in the lower 70s. Light and variable Winds.

Tonight 28 Aug Southern Grafton

Partly cloudy. Lows in the lower 50s. Light and variable Winds.

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Plymouth Temperature Statistics

August Temperature

Plymouth Municipal Airport (3.1 miles)

  • Lowest 22 August, 2025

    41 °F

  • Average August

    66.9 °F

  • Highest 12 August, 2025

    93.7 °F

Climate (2020–Present)

Plymouth Municipal Airport (3.1 miles)

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  • Average Low 2020–2025

    36.7 °F

  • Average 2020–2025

    46.8 °F

  • Average High 2020–2025

    57.1 °F
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