Today's Weather Forecast - Knoxville
Today's weather in Knoxville. high 34°C (93°F), low 21°C (70°F). Sunny.
Today’s Hourly Weather Outlook
- Wind speed
- 9 km/h
- Rain probability
- 1%
- Wind speed
- 10 km/h
- Rain probability
- 1%
- Wind speed
- 14 km/h
- Rain probability
- 3%
- Wind speed
- 6 km/h
- Rain probability
- 1%
24-Hour Rain & Temperature Forecast
Sunrise & Sunset
Air Quality Index & Health Advice
Air Quality Index
- Air quality level
- Good
- Dominant pollutant
- Dominant: PM2.5
- Monitoring station
- Air Lab, Tennessee, USA
- PM2.5
- 33μg/m³
5-Day Weather Forecast
Full 15-Day ForecastWeather Insight
Knoxville is forecast to reach a high of 34°C today, with an overnight low around 21°C. That's 5° above the long-term average high of 29°C for this time of year. Expect little chance of rain (3% probability) and a gentle breeze averaging 14 km/h. Air quality is currently Moderate (AQI 73), driven mainly by PM2.5 at 17 μg/m³.
Today vs Normal
The long-term average high for today is 29°C.
14 of the last 28 days with published data ran above normal.
That's a break from the pattern - today's forecast runs above normal even though the recent stretch mostly ran below.
Red = above normal, blue = at or below · last 12 days
Air Quality
Air quality is acceptable for most people. Unusually sensitive individuals should consider reducing prolonged or heavy outdoor exertion.