Mount Vernon Weather Forecast

    • 71
    • 88

    Chance Thunderstorms

    • 70
    • 89

    Chance Thunderstorms

    • 60
    • 82

    Chance Thunderstorms

    • 65
    • 83

    Mostly Sunny

    • 56
    • 81

    Rain Showers

    • 56
    • 75

    Slight Chance Rain Showers

    • 55
    • 76

    Chance Rain Showers

Today 10 Jun Knox

Partly cloudy with a chance of Showers and Thunderstorms. Highs in the upper 80s. Southwest Winds around 10 Mph with Gusts up to 20 Mph. Chance of rain 40 percent.

Tonight 10 Jun Knox

Partly cloudy. A chance of Showers and Thunderstorms, mainly this evening. Lows around 70. Southwest Winds 5 to 10 Mph with Gusts up to 20 Mph. Chance of rain 50 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

    69.1 °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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