Plymouth Weather Forecast

    • 52
    • 73

    Mostly Sunny

    • 46
    • 74

    Rain Showers

    • 42
    • 58

    Chance Rain Showers

    • 45
    • 61

    Partly Sunny

    • 53
    • 71

    Rain Showers Likely

    • 47
    • 66

    Chance Rain Showers

Today 23 Apr Ashtabula Inland

Mostly sunny. Highs in the mid 70s. East Winds around 5 Mph, becoming north this afternoon.

Tonight 23 Apr Ashtabula Inland

Mostly clear. Lows in the lower 50s. Northeast Winds around 5 Mph, becoming south after midnight.

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  • Temperature Real-Time

Plymouth Temperature Statistics

April Temperature

Ashtabula - Northeast Ohio Regional Airport (3.7 miles)

  • Lowest 8 April, 2026

    19.9 °F

  • Average April

    52.7 °F

  • Highest 4 April, 2026

    80.1 °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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