Plymouth Weather Forecast

    • 44
    • 62

    Rain Showers

    • 49
    • 63

    Rain Showers

    • 52
    • 82

    Partly Sunny

    • 49
    • 74

    Chance Rain Showers

    • 44
    • 67

    Chance Rain Showers

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    • 64

    Chance Rain Showers

Today 24 May Southern Penobscot

Mostly cloudy. A chance of rain in the afternoon. Highs in the lower 60s. Temperature falling into the upper 50s in the afternoon. South Winds 5 to 10 Mph. Chance of rain 30 percent.

Tonight 24 May Southern Penobscot

Cloudy. Near steady temperature in the mid 40s. South Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Plymouth Temperature Statistics

May Temperature

Bangor, Bangor International Airport (19.3 miles)

  • Lowest 2 May, 2026

    30.7 °F

  • Average May

    53.7 °F

  • Highest 19 May, 2026

    89.7 °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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