South Knoxville Weather Forecast

    • 72
    • 91

    Chance Thunderstorms

    • 72
    • 93

    Chance Thunderstorms

    • 73
    • 94

    Chance Thunderstorms

    • 73
    • 92

    Chance Thunderstorms

    • 73
    • 91

    Rain Showers Likely

    • 73
    • 92

    Thunderstorms Likely

Today 22 Jul Knox

Mostly sunny. A slight chance of Showers and Thunderstorms early in the afternoon. A chance of Showers and Thunderstorms late. Humid with Highs in the lower 90s. Light Winds. Chance of rain 30 percent.

Tonight 22 Jul Knox

Mostly cloudy. Patchy fog. Lows in the lower 70s. Light Winds.

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South Knoxville Temperature Statistics

July Temperature

Knoxville, McGhee Tyson Airport (9.9 miles)

  • Lowest 3 July, 2025

    68.6 °F

  • Average July

    81.7 °F

  • Highest 16 July, 2025

    95.6 °F

Climate (2020–Present)

Knoxville, McGhee Tyson Airport (9.9 miles)

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  • Average Low 2020–2025

    51 °F

  • Average 2020–2025

    60.6 °F

  • Average High 2020–2025

    71.1 °F
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