New Vienna Weather Forecast

    • 62
    • 82

    Chance Thunderstorms

    • 57
    • 79

    Sunny

    • 57
    • 76

    Partly Sunny

    • 59
    • 75

    Partly Sunny

    • 63
    • 79

    Chance Thunderstorms

    • 61
    • 80

    Mostly Sunny

Today 21 Aug Dubuque

Mostly sunny with a chance of Showers and Thunderstorms. Highs in the lower 80s. Southwest Winds 5 to 10 Mph. Chance of rain 40 percent.

Tonight 21 Aug Dubuque

Mostly clear. A chance of Thunderstorms with a slight chance of Showers in the evening. Lows in the lower 60s. Northwest Winds 5 to 10 Mph. Chance of rain 40 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

New Vienna Temperature Statistics

August Temperature

Monticello Regional Airport (22.4 miles)

  • Lowest 19 August, 2026

    64.4 °F

  • Average August

    72.2 °F

  • Highest 19 August, 2026

    82.4 °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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