Watertown Weather Forecast

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    • 83

    Rain Showers

    • 67
    • 83

    Rain Showers

    • 67
    • 83

    Rain Showers

    • 61
    • 81

    Isolated Thunderstorms

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    • 81

    Chance Rain Showers

    • 69
    • 85

    Rain Showers Likely

Today 11 Aug Washington

Mostly cloudy with scattered Showers and Thunderstorms. Some Thunderstorms may produce heavy rainfall this morning. Some Thunderstorms may be severe with heavy rainfall this afternoon. Highs in the lower 80s. Southwest Winds 5 to 10 Mph. Chance of rain 50 percent.

Tonight 11 Aug Washington

Mostly cloudy. Showers and scattered Thunderstorms in the Evening, then scattered Showers with isolated Thunderstorms after midnight. Some Thunderstorms may produce heavy rainfall. Humid with Lows in the upper 60s. Southwest Winds around 5 Mph. Chance of rain 90 percent.

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Watertown Temperature Statistics

August Temperature

Parkersburg, Mid-Ohio Valley Regional Airport (13 miles)

  • Lowest 4 August, 2026

    59.6 °F

  • Average August

    75.9 °F

  • Highest 5 August, 2026

    88.6 °F

Climate (2021–2026)

Parkersburg, Mid-Ohio Valley Regional Airport (13 miles)

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  • Average Low 2021–2026

    45.3 °F

  • Average 2021–2026

    55.8 °F

  • Average High 2021–2026

    66.5 °F
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