Oak Grove Weather Forecast

    • 63
    • 89

    Rain Showers Likely

    • 61
    • 83

    Rain Showers

    • 62
    • 82

    Rain Showers

    • 61
    • 82

    Rain Showers

    • 61
    • 82

    Rain Showers

    • 62
    • 82

    Rain Showers

Today 20 May Washington

Mostly sunny. A chance of Showers and Thunderstorms late. Highs in the mid to upper 80s. Light Winds. Chance of rain 50 percent.

Tonight 20 May Washington

Mostly cloudy. A chance of Thunderstorms in the evening. A chance of Showers until early morning. A slight chance of Showers late. Lows in the mid 60s. Light Winds. Chance of rain 50 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Oak Grove Temperature Statistics

May Temperature

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

  • Lowest 3 May, 2026

    32.6 °F

  • Average May

    58.4 °F

  • Highest 17 May, 2026

    89.1 °F

Climate (2021–Present)

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

    70.2 °F
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