Watertown Weather Forecast

    • 61
    • 79

    Becoming Sunny

    • 64
    • 80

    Rain Showers Likely

    • 60
    • 77

    Rain Showers Likely

    • 61
    • 79

    Partly Sunny

    • 61
    • 79

    Chance Thunderstorms

    • 58
    • 76

    Slight Chance Thunderstorms

Today 18 Aug Washington

Patchy fog this morning. Mostly sunny. Highs around 80. North Winds around 5 Mph.

Tonight 18 Aug Washington

Mostly clear. Lows in the lower 60s. Northwest Winds around 5 Mph in the Evening, becoming light and variable.

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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

    75.3 °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

    66.4 °F
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