Mount Vernon Weather Forecast

    • 65
    • 83

    Increasing Clouds

    • 53
    • 79

    Rain Showers Likely

    • 54
    • 70

    Rain Showers

    • 34
    • 64

    Slight Chance Rain Showers

    • 30
    • 54

    Sunny

    • 37
    • 62

    Mostly Sunny

Today 13 Oct Knox

Partly cloudy this Morning, then clearing. Highs in the lower 80s. Southwest Winds 10 to 15 Mph with Gusts up to 25 Mph.

Tonight 13 Oct Knox

Mostly clear. Lows in the mid 60s. West Winds 5 to 10 Mph. Gusts up to 25 Mph in the evening.

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Mount Vernon Temperature Statistics

October Temperature

Knox County Airfield (4.3 miles)

  • Lowest 6 October, 2026

    39.2 °F

  • Average October

    58.8 °F

  • Highest 1 October, 2026

    84.2 °F

Climate (2021–2026)

Knox County Airfield (4.3 miles)

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  • Average Low 2021–2026

    43.4 °F

  • Average 2021–2026

    52.2 °F

  • Average High 2021–2026

    61.6 °F
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