Monticello Weather Forecast

    • 53
    • 78

    Decreasing Clouds

    • 53
    • 77

    Chance Thunderstorms

    • 48
    • 66

    Chance Rain Showers

    • 51
    • 69

    Partly Sunny

    • 48
    • 70

    Chance Rain Showers

    • 54
    • 75

    Slight Chance Thunderstorms

Today 7 May Lewis

Mostly sunny. A slight chance of Showers and Thunderstorms this afternoon. Highs in the upper 70s. Southwest Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of rain 20 percent.

Tonight 7 May Lewis

Mostly clear. Lows in the lower 50s. Southwest Winds 10 to 15 Mph, becoming south around 5 Mph after midnight.

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Monticello Temperature Statistics

May Temperature

Keokuk Municipal Airport (28 miles)

  • Lowest 5 May, 2024

    44.6 °F

  • Average May

    62.6 °F

  • Highest 2 May, 2024

    75.2 °F

Climate (2019–Present)

Keokuk Municipal Airport (28 miles)

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  • Average Low 2019–2024

    43.9 °F

  • Average 2019–2024

    53.2 °F

  • Average High 2019–2024

    62.6 °F
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