Crooked Slough Weather Forecast

    • 43
    • 64

    Sunny

    • 44
    • 69

    Partly Sunny

    • 54
    • 70

    Rain Showers

    • 47
    • 69

    Rain Showers

    • 41
    • 60

    Partly Sunny

    • 40
    • 61

    Partly Sunny

    • 40
    • 60

    Partly Sunny

Today 24 Apr Grant

Mostly sunny. Much cooler with Highs in the lower 60s. Northwest Winds 10 to 15 Mph.

Tonight 24 Apr Grant

Clear, Colder with Lows in the lower 40s. North Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Crooked Slough Temperature Statistics

April Temperature

Dubuque Regional Airport (23.6 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 (23.6 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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