Mount Vernon Weather Forecast

    • 54
    • 76

    Chance Rain Showers

    • 57
    • 81

    Mostly Sunny

    • 62
    • 87

    Mostly Sunny

    • 64
    • 88

    Chance Thunderstorms

    • 63
    • 84

    Chance Thunderstorms

    • 59
    • 84

    Chance Rain Showers

Today 23 May Linn

Partly sunny. A chance of Showers with a slight chance of Thunderstorms this afternoon. Warmer with Highs in the mid 70s. Southwest Winds 5 to 10 Mph. Chance of rain 30 percent.

Tonight 23 May Linn

Mostly cloudy. Lows in the lower 50s. Northwest Winds 5 to 10 Mph.

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Mount Vernon Temperature Statistics

May Temperature

Cedar Rapids Airport (15.5 miles)

  • Lowest 2 May, 2026

    32 °F

  • Average May

    59 °F

  • Highest 15 May, 2026

    82.9 °F

Climate (2021–Present)

Cedar Rapids Airport (15.5 miles)

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  • Average Low 2021–2026

    40.5 °F

  • Average 2021–2026

    51 °F

  • Average High 2021–2026

    61.5 °F
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