New Vienna Weather Forecast

    • 63
    • 71

    Rain Showers

    • 51
    • 67

    Rain Showers

    • 45
    • 63

    Mostly Sunny

    • 50
    • 64

    Partly Sunny

    • 43
    • 64

    Sunny

    • 45
    • 60

    Mostly Sunny

Today 30 Sep Dubuque

A slight chance of Thunderstorms this morning. Showers likely. Highs in the lower 70s. Southwest Winds 5 to 10 Mph. Chance of rain 70 percent.

Tonight 30 Sep Dubuque

Showers. A slight chance of Thunderstorms in the Evening, then a chance of Thunderstorms after midnight. Humid with Lows in the lower 60s. Southwest Winds 5 to 10 Mph. Chance of rain near 100 percent.

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New Vienna Temperature Statistics

September Temperature

Monticello Regional Airport (22.4 miles)

  • Lowest 23 September, 2026

    48.2 °F

  • Average September

    67.8 °F

  • Highest 1 September, 2026

    93.2 °F

Climate (2021–2026)

Monticello Regional Airport (22.4 miles)

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  • Average Low 2021–2026

    37.4 °F

  • Average 2021–2026

    48.1 °F

  • Average High 2021–2026

    58.4 °F
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