New Vienna Weather Forecast

    • 71
    • 82

    Chance Thunderstorms

    • 72
    • 87

    Chance Thunderstorms

    • 73
    • 89

    Chance Rain Showers

    • 70
    • 89

    Chance Thunderstorms

    • 70
    • 88

    Slight Chance Thunderstorms

    • 67
    • 87

    Slight Chance Thunderstorms

Today 30 Aug Dubuque

Showers with a chance of Thunderstorms. Near steady temperature in the lower 80s. South Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of rain 90 percent.

Tonight 30 Aug Dubuque

Mostly cloudy with a slight chance of Thunderstorms. Isolated Showers. Humid with Lows in the lower 70s. South Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of rain 20 percent.

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New Vienna Temperature Statistics

August Temperature

Monticello Regional Airport (22.4 miles)

  • Lowest 24 August, 2026

    50 °F

  • Average August

    68.8 °F

  • Highest 21 August, 2026

    84.2 °F

Climate (2021–2026)

Monticello Regional Airport (22.4 miles)

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  • Average Low 2021–2026

    37.2 °F

  • Average 2021–2026

    48 °F

  • Average High 2021–2026

    58.4 °F
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