Cascade Weather Forecast

    • 43
    • 60

    Mostly Cloudy

    • 39
    • 59

    Mostly Sunny

    • 35
    • 57

    Partly Sunny

    • 34
    • 55

    Partly Sunny

    • 40
    • 59

    Mostly Sunny

    • 42
    • 66

    Slight Chance Thunderstorms

    • 45
    • 68

    Partly Sunny

Today 28 Apr Dubuque

Mostly sunny and cooler. Near steady temperature around 60. Northwest Winds around 10 Mph.

Tonight 28 Apr Dubuque

Mostly cloudy with a chance of Sprinkles. Lows in the lower 40s. Northwest Winds 5 to 10 Mph.

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Cascade Temperature Statistics

April Temperature

Monticello Regional Airport (8.7 miles)

  • Lowest 7 April, 2026

    26.6 °F

  • Average April

    50.9 °F

  • Highest 17 April, 2026

    78.8 °F

Climate (2021–Present)

Monticello Regional Airport (8.7 miles)

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  • Average Low 2021–2026

    38 °F

  • Average 2021–2026

    48.9 °F

  • Average High 2021–2026

    59.2 °F
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