Crooked Slough Weather Forecast

    • 55
    • 74

    Sunny

    • 35
    • 77

    Rain Showers

    • 30
    • 46

    Mostly Sunny

    • 30
    • 50

    Mostly Sunny

    • 49
    • 61

    Partly Sunny

    • 47
    • 72

    Mostly Sunny

    • 50
    • 71

    Mostly Sunny

Today 16 Apr Grant

Mostly sunny. Highs in the lower 70s. Light Winds.

Tonight 16 Apr Grant

Clear. Lows in the mid 50s. Southeast 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

    47.1 °F

  • Highest 13 April, 2026

    73.9 °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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