Vienna Weather Forecast

    • 49
    • 69

    Mostly Sunny

    • 53
    • 69

    Slight Chance Rain Showers

    • 59
    • 74

    Rain Showers Likely

    • 59
    • 74

    Chance Thunderstorms

    • 54
    • 71

    Slight Chance Rain Showers

    • 51
    • 69

    Slight Chance Rain Showers

Today 15 Sep Clark

Sunny. Highs in the upper 60s. Northwest Winds 10 to 15 Mph. Gusts up to 30 Mph in the morning.

Tonight 15 Sep Clark

Mostly clear. Lows in the upper 40s. West Winds 15 to 20 Mph with Gusts up to 30 Mph.

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Vienna Temperature Statistics

September Temperature

Watertown, Watertown Municipal Airport (21.7 miles)

  • Lowest 10 September, 2026

    51.7 °F

  • Average September

    72.2 °F

  • Highest 3 September, 2026

    93.7 °F

Climate (2021–2026)

Watertown, Watertown Municipal Airport (21.7 miles)

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  • Average Low 2021–2026

    35.2 °F

  • Average 2021–2026

    45.6 °F

  • Average High 2021–2026

    56 °F
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