Oak Grove Weather Forecast

    • 66
    • 88

    Increasing Clouds

    • 66
    • 89

    Chance Thunderstorms

    • 64
    • 86

    Rain Showers Likely

    • 64
    • 88

    Chance Thunderstorms

    • 66
    • 89

    Partly Sunny

    • 67
    • 90

    Slight Chance Thunderstorms

Today 26 Aug Washington

Mostly sunny. A slight chance of Showers and Thunderstorms in the afternoon. Highs in the mid to upper 80s. Light Winds. Chance of rain 20 percent.

Tonight 26 Aug Washington

Partly cloudy. Near steady temperature in the lower 60s. Light Winds.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Oak Grove Temperature Statistics

August Temperature

Bristol / Johnson / Kingsport, Tri-City Regional Airport (4.3 miles)

  • Lowest 23 August, 2026

    61 °F

  • Average August

    76.8 °F

  • Highest 16 August, 2026

    92.6 °F

Climate (2021–2026)

Bristol / Johnson / Kingsport, Tri-City Regional Airport (4.3 miles)

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  • Average Low 2021–2026

    46.6 °F

  • Average 2021–2026

    57.9 °F

  • Average High 2021–2026

    70.3 °F
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