Plymouth Weather Forecast

    • 57
    • 75

    Chance Rain Showers

    • 56
    • 64

    Rain Showers

    • 53
    • 69

    Mostly Cloudy

    • 52
    • 68

    Mostly Cloudy

    • 49
    • 62

    Slight Chance Rain Showers

    • 50
    • 65

    Mostly Cloudy

Today 17 Sep Hennepin

Mostly cloudy. Patchy fog early in the morning. Highs in the mid 70s. Northeast Winds up to 5 Mph.

Tonight 17 Sep Hennepin

Mostly cloudy. A 20 percent chance of rain Showers after midnight. Lows in the upper 50s. Northeast Winds up to 5 Mph.

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Plymouth Temperature Statistics

September Temperature

Minneapolis, Crystal Airport (6.2 miles)

  • Lowest 14 September, 2026

    46 °F

  • Average September

    70.7 °F

  • Highest 1 September, 2026

    88 °F

Climate (2021–2026)

Minneapolis, Crystal Airport (6.2 miles)

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  • Average Low 2021–2026

    38.7 °F

  • Average 2021–2026

    48.3 °F

  • Average High 2021–2026

    57.6 °F
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