Oak Grove Weather Forecast

    • 51
    • 76

    Mostly Sunny

    • 45
    • 76

    Chance Thunderstorms

    • 42
    • 67

    Mostly Sunny

    • 53
    • 75

    Partly Sunny

    • 58
    • 84

    Chance Thunderstorms

    • 61
    • 89

    Slight Chance Thunderstorms

Today 12 May Washington

Sunny. Highs in the lower to mid 70s. Light Winds.

Tonight 12 May Washington

Mostly clear in the Evening, then becoming partly cloudy. Lows in the lower 50s. South Winds 10 Mph or less.

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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

    57.7 °F

  • Highest 10 May, 2026

    80.1 °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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