Marietta Weather Forecast

    • 37
    • 49

    Increasing Clouds

    • 47
    • 66

    Rain Showers

    • 21
    • 51

    Rain Showers Likely

    • 21
    • 30

    Mostly Cloudy

    • 23
    • 37

    Slight Chance Snow Showers

    • 13
    • 32

    Partly Sunny

Today 27 Dec Washington

Mostly cloudy. Cooler with Highs in the upper 40s. Northeast Winds around 5 Mph.

Tonight 27 Dec Washington

Mostly cloudy. Lows in the upper 30s. East Winds around 5 Mph.

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  • Temperature Real-Time

Marietta Temperature Statistics

December Temperature

Parkersburg, Mid-Ohio Valley Regional Airport (4.3 miles)

  • Lowest 15 December, 2025

    3.2 °F

  • Average December

    32.5 °F

  • Highest 18 December, 2025

    60.1 °F

Climate (2020–Present)

Parkersburg, Mid-Ohio Valley Regional Airport (4.3 miles)

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  • Average Low 2020–2025

    45.2 °F

  • Average 2020–2025

    55.5 °F

  • Average High 2020–2025

    66.2 °F
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