Mount Vernon Weather Forecast

    • 42
    • 74

    Increasing Clouds

    • 40
    • 64

    Mostly Sunny

    • 47
    • 66

    Chance Thunderstorms

    • 50
    • 80

    Mostly Sunny

    • 45
    • 70

    Mostly Sunny

    • 54
    • 73

    Chance Rain Showers

Today 9 May Linn

Mostly sunny. Highs in the lower 70s. Northwest Winds 10 to 15 Mph with Gusts up to 30 Mph.

Tonight 9 May Linn

Partly cloudy in the Evening, then becoming mostly clear. Lows in the lower 40s. North Winds 10 to 15 Mph. Gusts up to 30 Mph in the evening.

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Mount Vernon Temperature Statistics

May Temperature

Cedar Rapids Airport (15.5 miles)

  • Lowest 2 May, 2026

    32 °F

  • Average May

    52.4 °F

  • Highest 4 May, 2026

    82 °F

Climate (2021–Present)

Cedar Rapids Airport (15.5 miles)

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  • Average Low 2021–2026

    40.5 °F

  • Average 2021–2026

    50.9 °F

  • Average High 2021–2026

    61.4 °F
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