Plymouth Weather Forecast

    • 32
    • 52

    Mostly Sunny

    • 34
    • 59

    Mostly Sunny

    • 32
    • 58

    Partly Sunny

    • 30
    • 55

    Partly Sunny

    • 33
    • 59

    Partly Sunny

    • 28
    • 49

    Partly Sunny

    • 29
    • 51

    Partly Sunny

Today 18 Oct Southern Penobscot

Mostly sunny. Highs in the mid 50s.

Tonight 18 Oct Southern Penobscot

Clear. Lows in the lower 30s. South Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Plymouth Temperature Statistics

October Temperature

Bangor, Bangor International Airport (19.3 miles)

  • Lowest 11 October, 2026

    31.6 °F

  • Average October

    51.2 °F

  • Highest 1 October, 2026

    75.7 °F

Climate (2021–2026)

Bangor, Bangor International Airport (19.3 miles)

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  • Average Low 2021–2026

    37.1 °F

  • Average 2021–2026

    47.1 °F

  • Average High 2021–2026

    56.8 °F
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