Oak Grove Weather Forecast
- 56
- 84
Mostly Sunny
- 57
- 85
Mostly Sunny
- 57
- 86
Slight Chance Thunderstorms
- 57
- 84
Partly Sunny
- 59
- 84
Partly Sunny
- 60
- 83
Chance Rain Showers
Today 18 Sep Washington
Patchy fog this morning. Sunny. Highs in the lower 80s. Light Winds.
Tonight 18 Sep Washington
Mostly clear. Areas of fog late. Lows in the upper 50s. Light Winds.
Oak Grove Temperature Statistics
September Temperature
Bristol / Johnson / Kingsport, Tri-City Regional Airport (4.3 miles)
Lowest 8 September, 2025
46 °FAverage September
64.1 °FHighest 15 September, 2025
82.9 °F
Climate (2020–Present)
Bristol / Johnson / Kingsport, Tri-City Regional Airport (4.3 miles)
Average Low 2020–2025
46.7 °FAverage 2020–2025
57.7 °FAverage High 2020–2025
69.9 °F