New Vienna Weather Forecast

    • 61
    • 78

    Increasing Clouds

    • 64
    • 81

    Chance Rain Showers

    • 61
    • 81

    Mostly Sunny

    • 59
    • 80

    Mostly Sunny

    • 62
    • 80

    Chance Rain Showers

    • 65
    • 80

    Chance Thunderstorms

Today 24 Aug Dubuque

Mostly sunny. Highs in the upper 70s. Light and variable Winds, becoming west around 5 Mph this afternoon.

Tonight 24 Aug Dubuque

Partly cloudy. Lows around 60. South Winds around 5 Mph.

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New Vienna Temperature Statistics

August Temperature

Monticello Regional Airport (22.4 miles)

  • Lowest 20 August, 2026

    57.2 °F

  • Average August

    71.1 °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

    37.3 °F

  • Average 2021–2026

    48.1 °F

  • Average High 2021–2026

    58.5 °F
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