Plymouth Weather Forecast

    • 59
    • 62

    Rain Showers

    • 52
    • 65

    Mostly Cloudy

    • 51
    • 62

    Mostly Cloudy

    • 51
    • 63

    Chance Rain Showers

    • 51
    • 63

    Chance Rain Showers

    • 51
    • 63

    Chance Rain Showers

Today 20 Sep Eastern Plymouth

Mostly cloudy. Showers this afternoon. Patchy fog this afternoon. Highs in the mid 60s. Southeast Winds 5 to 10 Mph. Chance of rain 90 percent.

Tonight 20 Sep Eastern Plymouth

Showers likely. Patchy fog. Lows in the mid 50s. Southeast Winds 5 to 10 Mph, becoming northeast 10 to 15 Mph after midnight. Chance of rain 70 percent.

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Plymouth Temperature Statistics

September Temperature

Plymouth, Plymouth Municipal Airport (4.3 miles)

  • Lowest 12 September, 2026

    48 °F

  • Average September

    66.3 °F

  • Highest 10 September, 2026

    84.9 °F

Climate (2021–2026)

Plymouth, Plymouth Municipal Airport (4.3 miles)

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  • Average Low 2021–2026

    43.2 °F

  • Average 2021–2026

    52.5 °F

  • Average High 2021–2026

    61.5 °F
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