Crooked Slough Weather Forecast

    • 48
    • 61

    Increasing Clouds

    • 41
    • 66

    Mostly Cloudy

    • 47
    • 73

    Partly Sunny

    • 28
    • 58

    Partly Sunny

    • 35
    • 48

    Mostly Cloudy

    • 34
    • 53

    Mostly Cloudy

    • 41
    • 57

    Mostly Cloudy

Today 19 Mar Grant

Mostly sunny. Warmer with Highs in the mid 50s. Light Winds.

Tonight 19 Mar Grant

Mostly cloudy. Lows in the lower 40s. South Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Crooked Slough Temperature Statistics

March Temperature

Dubuque Regional Airport (23.6 miles)

  • Lowest 16 March, 2026

    10.9 °F

  • Average March

    38.1 °F

  • Highest 9 March, 2026

    69.1 °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

    59.3 °F
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