Knoxville Weather Forecast

    • 71
    • 92

    Chance Thunderstorms

    • 71
    • 85

    Chance Thunderstorms

    • 74
    • 86

    Rain Showers Likely

    • 72
    • 91

    Rain Showers Likely

    • 70
    • 87

    Chance Thunderstorms

    • 70
    • 84

    Chance Thunderstorms

Today 18 Jun Southern Johnson County

Mostly sunny. A chance of Showers and Thunderstorms this afternoon. Highs in the lower 90s. Northeast Winds 5 to 10 Mph. Chance of rain 40 percent. Average rainfall less than 1/10 inch.

Tonight 18 Jun Southern Johnson County

Partly cloudy in the Evening, then mostly cloudy with a chance of Showers and Thunderstorms after midnight. Lows around 70. Northeast Winds 5 to 10 Mph. Chance of rain 50 percent. Average rainfall less than 1/10 inch.

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Knoxville Temperature Statistics

June Temperature

Russelville Municipal Airport (17.4 miles)

  • Lowest 15 June, 2026

    66.9 °F

  • Average June

    80.1 °F

  • Highest 1 June, 2026

    94.6 °F

Climate (2021–2026)

Russelville Municipal Airport (17.4 miles)

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  • Average Low 2021–2026

    52.4 °F

  • Average 2021–2026

    63.7 °F

  • Average High 2021–2026

    75.4 °F
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