Plymouth Weather Forecast

    • 53
    • 75

    Rain Showers

    • 56
    • 75

    Rain

    • 56
    • 72

    Chance Rain

    • 56
    • 79

    Partly Sunny

    • 55
    • 79

    Chance Rain Showers

    • 55
    • 75

    Rain Showers Likely

Today 21 Jun Southern Penobscot

Partly sunny this Morning, then mostly cloudy with widespread Showers and scattered Thunderstorms this afternoon. Highs in the mid 70s. Northwest Winds around 5 Mph. Chance of rain 90 percent.

Tonight 21 Jun Southern Penobscot

Partly cloudy. A chance of Showers with isolated Thunderstorms in the evening. Patchy fog. Lows in the lower 50s. Southwest Winds around 5 Mph in the Evening, becoming light and variable. Chance of rain 50 percent.

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  • Temperature Real-Time

Plymouth Temperature Statistics

June Temperature

Bangor, Bangor International Airport (19.3 miles)

  • Lowest 1 June, 2026

    36.6 °F

  • Average June

    64.9 °F

  • Highest 11 June, 2026

    87.7 °F

Climate (2021–2026)

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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