Plymouth Weather Forecast

    • 42
    • 64

    Rain Showers

    • 39
    • 60

    Partly Sunny

    • 36
    • 58

    Mostly Sunny

    • 41
    • 61

    Chance Rain Showers

    • 43
    • 58

    Rain Showers Likely

    • 44
    • 61

    Chance Rain Showers

Today 10 May Southern Penobscot

Patchy fog in the morning. Numerous Showers. Isolated Thunderstorms in the afternoon. Highs in the lower 60s. South Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of rain 70 percent.

Tonight 10 May Southern Penobscot

Mostly cloudy. A chance of Showers, mainly in the evening. Patchy fog after midnight. Lows in the lower 40s. Southwest Winds 5 to 10 Mph, becoming west after midnight. Chance of rain 50 percent.

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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

    48.8 °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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