Tri-Cities Regional Airport Weather Forecast

    • 64
    • 90

    Mostly Sunny

    • 66
    • 89

    Slight Chance Thunderstorms

    • 67
    • 89

    Mostly Sunny

    • 67
    • 90

    Slight Chance Thunderstorms

    • 66
    • 87

    Chance Thunderstorms

    • 65
    • 84

    Chance Thunderstorms

Today 16 Aug Sullivan

Patchy fog this morning. Mostly sunny. Highs in the upper 80s to lower 90s. Light Winds.

Tonight 16 Aug Sullivan

Mostly clear. Lows in the upper 60s. Light Winds.

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Tri-Cities Regional Airport Temperature Statistics

August Temperature

Bristol / Johnson / Kingsport, Tri-City Regional Airport (0 miles)

  • Lowest 9 August, 2025

    59.6 °F

  • Average August

    72.8 °F

  • Highest 10 August, 2025

    86.6 °F

Climate (2020–Present)

Bristol / Johnson / Kingsport, Tri-City Regional Airport (0 miles)

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  • Average Low 2020–2025

    46.8 °F

  • Average 2020–2025

    57.8 °F

  • Average High 2020–2025

    69.9 °F
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