New Vienna Weather Forecast

    • 54
    • 67

    Mostly Cloudy

    • 53
    • 72

    Partly Sunny

    • 59
    • 71

    Rain Showers Likely

    • 60
    • 69

    Rain Showers Likely

    • 52
    • 68

    Chance Rain Showers

    • 50
    • 63

    Slight Chance Rain Showers

Today 27 Sep Dubuque

Mostly cloudy with a slight chance of Showers this Morning, then partly sunny this afternoon. Highs in the upper 60s. East Winds around 5 Mph. Chance of rain 20 percent.

Tonight 27 Sep Dubuque

Mostly cloudy in the Evening, then becoming partly cloudy. Lows in the mid 50s. North Winds around 5 Mph in the Evening, becoming light and variable.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

New Vienna Temperature Statistics

September Temperature

Monticello Regional Airport (22.4 miles)

  • Lowest 23 September, 2026

    48.2 °F

  • Average September

    68.5 °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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