Sundown Mountain Weather Forecast

    • 69
    • 84

    Isolated Thunderstorms

    • 71
    • 84

    Chance Thunderstorms

    • 64
    • 83

    Partly Sunny

    • 59
    • 77

    Partly Sunny

    • 61
    • 80

    Mostly Sunny

    • 61
    • 81

    Partly Sunny

    • 54
    • 76

    Partly Sunny

Today 17 Aug Dubuque

Partly sunny. Near steady temperature in the mid 80s. Southeast Winds 5 to 10 Mph.

Tonight 17 Aug Dubuque

Mostly cloudy. A slight chance of Showers and Thunderstorms. Humid with Lows around 70. Southeast Winds 5 to 10 Mph. Gusts up to 25 Mph. Chance of rain 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Sundown Mountain Temperature Statistics

August Temperature

Dubuque Regional Airport (9.9 miles)

  • Lowest 1 August, 2025

    53.7 °F

  • Average August

    72.8 °F

  • Highest 8 August, 2025

    87.7 °F

Climate (2020–Present)

Dubuque Regional Airport (9.9 miles)

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  • Average Low 2020–2025

    40.3 °F

  • Average 2020–2025

    49.6 °F

  • Average High 2020–2025

    58.9 °F
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