Mount Vernon Weather Forecast

    • 57
    • 83

    Rain Showers

    • 55
    • 75

    Rain Showers

    • 44
    • 67

    Mostly Sunny

    • 46
    • 67

    Partly Sunny

    • 41
    • 64

    Partly Sunny

    • 42
    • 65

    Mostly Sunny

Today 27 Apr Jefferson

Mostly cloudy with a chance of Showers and Thunderstorms. Highs in the lower 80s. South Winds 15 to 20 Mph with Gusts up to 35 Mph. Chance of rain 50 percent.

Tonight 27 Apr Jefferson

Mostly cloudy with Showers with Thunderstorms likely in the Evening, then partly cloudy with a chance of Thunderstorms with a slight chance of Showers after midnight. Lows in the upper 50s. Southwest Winds 15 to 20 Mph with Gusts up to 35 Mph, becoming west 5 to 10 Mph after midnight. Chance of rain 80 percent.

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Mount Vernon Temperature Statistics

April Temperature

Mount Vernon Airport (2.5 miles)

  • Lowest 19 April, 2026

    33.1 °F

  • Average April

    62.2 °F

  • Highest 17 April, 2026

    84 °F

Climate (2021–Present)

Mount Vernon Airport (2.5 miles)

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  • Average Low 2021–2026

    46.6 °F

  • Average 2021–2026

    57.8 °F

  • Average High 2021–2026

    69.1 °F
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