Heller Airport Weather Forecast

    • 44
    • 70

    Mostly Sunny

    • 55
    • 71

    Mostly Cloudy

    • 48
    • 69

    Rain Showers

    • 42
    • 62

    Partly Sunny

    • 40
    • 62

    Partly Sunny

    • 41
    • 62

    Mostly Cloudy

Today 25 Apr Jo Daviess

Sunny. Highs around 70. Northeast Winds 5 to 10 Mph.

Tonight 25 Apr Jo Daviess

Clear, cooler with Lows in the lower 40s. North Winds around 5 Mph.

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Heller Airport Temperature Statistics

April Temperature

Dubuque Regional Airport (15.5 miles)

  • Lowest 7 April, 2026

    26.1 °F

  • Average April

    48.8 °F

  • Highest 17 April, 2026

    79 °F

Climate (2021–Present)

Dubuque Regional Airport (15.5 miles)

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  • Average Low 2021–2026

    40.6 °F

  • Average 2021–2026

    50 °F

  • Average High 2021–2026

    59.4 °F
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