Crooked Slough Weather Forecast

    • 58
    • 77

    Slight Chance Thunderstorms

    • 54
    • 79

    Slight Chance Thunderstorms

    • 53
    • 81

    Mostly Sunny

    • 59
    • 84

    Partly Sunny

    • 63
    • 85

    Chance Thunderstorms

    • 62
    • 85

    Chance Thunderstorms

Today 31 May Grant

Mostly cloudy. Highs in the upper 70s. Southeast Winds 5 to 10 Mph.

Tonight 31 May Grant

Mostly cloudy with a slight chance of Showers and Thunderstorms. Lows in the upper 50s. East Winds 5 to 10 Mph. Chance of rain 20 percent.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Crooked Slough Temperature Statistics

May Temperature

Dubuque Regional Airport (23.6 miles)

  • Lowest 2 May, 2026

    32 °F

  • Average May

    59.8 °F

  • Highest 27 May, 2026

    89.1 °F

Climate (2021–Present)

Dubuque Regional Airport (23.6 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2021–2026

    40.6 °F

  • Average 2021–2026

    50.1 °F

  • Average High 2021–2026

    59.5 °F
Get WillyWeather+ to remove ads