Vienna Weather Forecast

    • 65
    • 83

    Becoming Sunny

    • 68
    • 88

    Mostly Sunny

    • 65
    • 86

    Slight Chance Thunderstorms

    • 65
    • 83

    Chance Thunderstorms

    • 67
    • 84

    Slight Chance Thunderstorms

    • 68
    • 89

    Slight Chance Thunderstorms

Today 20 Aug Maries

Cloudy late this Morning, then becoming partly sunny. Highs in the lower 80s. Light and variable Winds, becoming north around 5 Mph this afternoon.

Tonight 20 Aug Maries

Mostly clear. Humid with Lows in the mid 60s. Northeast Winds around 5 Mph in the Evening, becoming light and variable.

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Vienna Temperature Statistics

August Temperature

Rolla / Vichy, Rolla National Airport (10.6 miles)

  • Lowest 1 August, 2026

    63.6 °F

  • Average August

    79.9 °F

  • Highest 12 August, 2026

    97.6 °F

Climate (2021–2026)

Rolla / Vichy, Rolla National Airport (10.6 miles)

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  • Average Low 2021–2026

    47.5 °F

  • Average 2021–2026

    57.7 °F

  • Average High 2021–2026

    68.3 °F
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