Mount Vernon Weather Forecast

    • 70
    • 84

    Rain Showers Likely

    • 71
    • 86

    Chance Thunderstorms

    • 73
    • 89

    Rain Showers Likely

    • 60
    • 84

    Chance Thunderstorms

    • 62
    • 83

    Partly Sunny

    • 58
    • 81

    Chance Thunderstorms

Today 9 Jun Knox

Mostly cloudy with a chance of Thunderstorms. A chance of Showers late this Morning, then Showers likely this afternoon. Highs around 80. South Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of rain 70 percent.

Tonight 9 Jun Knox

Showers likely with a chance of Thunderstorms. Humid with Lows in the upper 60s. Southwest Winds 5 to 10 Mph with Gusts up to 20 Mph. Chance of rain 70 percent.

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  • Temperature Real-Time

Mount Vernon Temperature Statistics

June Temperature

Knox County Airfield (4.3 miles)

  • Lowest 3 June, 2026

    48.2 °F

  • Average June

    68.5 °F

  • Highest 7 June, 2026

    84.2 °F

Climate (2021–Present)

Knox County Airfield (4.3 miles)

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  • Average Low 2021–2026

    43.4 °F

  • Average 2021–2026

    52.3 °F

  • Average High 2021–2026

    61.7 °F
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