Plymouth Weather Forecast

    • 37
    • 61

    Partly Sunny

    • 35
    • 58

    Partly Sunny

    • 42
    • 61

    Rain Likely

    • 44
    • 57

    Rain Likely

    • 46
    • 63

    Chance Rain Showers

    • 45
    • 66

    Chance Rain Showers

Today 11 May Southern Penobscot

Mostly sunny. Highs around 60. Northwest Winds 5 to 10 Mph.

Tonight 11 May Southern Penobscot

Partly cloudy. Areas of frost after midnight. Lows in the upper 30s. Northwest Winds 5 to 10 Mph.

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Plymouth Temperature Statistics

May Temperature

Bangor, Bangor International Airport (19.3 miles)

  • Lowest 2 May, 2026

    30.7 °F

  • Average May

    48.7 °F

  • Highest 5 May, 2026

    68.6 °F

Climate (2021–Present)

Bangor, Bangor International Airport (19.3 miles)

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  • Average Low 2021–2026

    37.3 °F

  • Average 2021–2026

    47.1 °F

  • Average High 2021–2026

    56.7 °F
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