Plymouth Weather Forecast

    • 20
    • 26

    Snow

    • 17
    • 28

    Chance Snow Showers

    • 26
    • 35

    Chance Snow Showers

    • 34
    • 41

    Chance Rain

    • 31
    • 42

    Slight Chance Rain

    • 36
    • 46

    Rain Likely

Today 3 Jan Ashtabula Inland

Mostly cloudy. A slight chance of snow Showers this afternoon. Highs in the mid 20s. West Winds around 5 Mph. Chance of snow 20 percent.

Tonight 3 Jan Ashtabula Inland

A chance of snow in the Evening, then snow likely after midnight. Snow accumulation of 1 to 3 Inches. Near steady temperature in the lower 20s. West Winds around 5 Mph. Chance of snow 70 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Plymouth Temperature Statistics

January Temperature

Ashtabula - Northeast Ohio Regional Airport (3.7 miles)

  • Lowest 1 January, 2026

    15.1 °F

  • Average January

    16.2 °F

  • Highest 1 January, 2026

    19 °F

Climate (2021–Present)

Ashtabula - Northeast Ohio Regional Airport (3.7 miles)

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  • Average Low 2021–2026

    42.8 °F

  • Average 2021–2026

    51.7 °F

  • Average High 2021–2026

    60.5 °F
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