New Vienna Weather Forecast

    • 57
    • 80

    Mostly Sunny

    • 63
    • 82

    Chance Rain Showers

    • 68
    • 80

    Rain Showers Likely

    • 71
    • 87

    Chance Thunderstorms

    • 70
    • 87

    Chance Thunderstorms

    • 68
    • 85

    Chance Rain Showers

Today 27 Aug Dubuque

Sunny. Near steady temperature in the upper 70s. Northwest Winds 5 to 10 Mph.

Tonight 27 Aug Dubuque

Mostly clear. Lows in the upper 50s. Northwest Winds around 5 Mph in the Evening, becoming light and variable.

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  • Temperature Forecast NOAA

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New Vienna Temperature Statistics

August Temperature

Monticello Regional Airport (22.4 miles)

  • Lowest 24 August, 2026

    50 °F

  • Average August

    68.6 °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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