Oak Grove Weather Forecast

    • 64
    • 92

    Mostly Cloudy

    • 63
    • 89

    Chance Thunderstorms

    • 61
    • 83

    Rain Showers

    • 62
    • 82

    Rain Showers

    • 61
    • 82

    Rain Showers

    • 62
    • 83

    Rain Showers

Today 19 May Washington

Partly sunny. Highs in the upper 80s to lower 90s. Light Winds.

Tonight 19 May Washington

Mostly cloudy in the Evening, then becoming partly cloudy. Lows in the mid to upper 60s. Light Winds.

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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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