Long Slough Weather Forecast

    • 58
    • 80

    Rain Showers

    • 54
    • 71

    Rain Showers

    • 54
    • 72

    Chance Rain Showers

    • 44
    • 77

    Rain Showers

    • 33
    • 56

    Slight Chance Rain/Snow

    • 32
    • 50

    Mostly Sunny

Today 14 Apr Grant

Showers and Thunderstorms likely. Some Thunderstorms may be severe. Near steady temperature in the mid 70s. South Winds 5 to 10 Mph. Chance of rain 70 percent.

Tonight 14 Apr Grant

Mostly cloudy. Showers and Thunderstorms likely this Evening, then a chance of Showers and Thunderstorms after midnight. Patchy fog after midnight. Lows in the upper 50s. Southwest Winds 5 to 10 Mph. Chance of rain 70 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Long Slough Temperature Statistics

April Temperature

Dubuque Regional Airport (23 miles)

  • Lowest 7 April, 2026

    26.1 °F

  • Average April

    45.4 °F

  • Highest 12 April, 2026

    72 °F

Climate (2021–Present)

Dubuque Regional Airport (23 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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