Plymouth Weather Forecast

    • 19
    • 27

    Snow Showers Likely

    • 31
    • 37

    Mostly Cloudy

    • 35
    • 46

    Chance Rain/Snow

    • 35
    • 52

    Chance Rain

    • 38
    • 51

    Slight Chance Rain/Snow

    • 30
    • 55

    Slight Chance Rain

Today 17 Mar Ashtabula Inland

Snow Showers likely. Snow accumulation around an inch. Much cooler with Highs in the upper 20s. West Winds around 15 Mph with Gusts up to 30 Mph. Chance of snow 70 percent.

Tonight 17 Mar Ashtabula Inland

Mostly cloudy with a 50 percent chance of snow Showers. Additional snow accumulation around an inch possible. Cold with Lows around 17. West Winds 10 to 15 Mph, becoming southwest around 5 Mph after midnight.

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Plymouth Temperature Statistics

March Temperature

Ashtabula - Northeast Ohio Regional Airport (3.7 miles)

  • Lowest 2 March, 2026

    14 °F

  • Average March

    45.7 °F

  • Highest 7 March, 2026

    73 °F

Climate (2021–Present)

Ashtabula - Northeast Ohio Regional Airport (3.7 miles)

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  • Average Low 2021–2026

    42.7 °F

  • Average 2021–2026

    51.7 °F

  • Average High 2021–2026

    60.6 °F
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