Knoxville Weather Forecast

    • 62
    • 83

    Mostly Sunny

    • 61
    • 83

    Sunny

    • 68
    • 86

    Mostly Sunny

    • 75
    • 89

    Slight Chance Thunderstorms

    • 76
    • 96

    Chance Thunderstorms

    • 73
    • 94

    Chance Thunderstorms

Today 26 Aug Marion

Sunny. Near steady temperature in the lower 80s. Northwest Winds around 10 Mph with Gusts up to 20 Mph.

Tonight 26 Aug Marion

Mostly clear. Lows in the lower 60s. Northwest Winds 5 to 10 Mph.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Knoxville Temperature Statistics

August Temperature

Knoxville (1.2 miles)

  • Lowest 23 August, 2026

    55.4 °F

  • Average August

    74.5 °F

  • Highest 11 August, 2026

    91.4 °F

Climate (2021–2026)

Knoxville (1.2 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2021–2026

    43.5 °F

  • Average 2021–2026

    53.1 °F

  • Average High 2021–2026

    62.8 °F
Get WillyWeather+ to remove ads