Plymouth Weather Forecast

    • 30
    • 43

    Chance Rain

    • 30
    • 37

    Chance Rain

    • 26
    • 40

    Rain

    • 31
    • 40

    Chance Rain

    • 35
    • 44

    Rain Likely

    • 17
    • 48

    Chance Rain/Snow

Today 23 Dec Ashtabula Inland

Cloudy. A chance of rain this morning. Highs in the mid 40s. Southwest Winds 5 to 10 Mph, becoming west this afternoon. Chance of rain 50 percent.

Tonight 23 Dec Ashtabula Inland

Mostly cloudy. Lows in the upper 20s. Northwest Winds 5 to 10 Mph with Gusts up to 20 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Plymouth Temperature Statistics

December Temperature

Ashtabula - Northeast Ohio Regional Airport (3.7 miles)

  • Lowest 5 December, 2025

    3 °F

  • Average December

    26.2 °F

  • Highest 18 December, 2025

    53.1 °F

Climate (2020–Present)

Ashtabula - Northeast Ohio Regional Airport (3.7 miles)

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  • Average Low 2020–2025

    42.8 °F

  • Average 2020–2025

    51.7 °F

  • Average High 2020–2025

    60.5 °F
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