Air Quality in Knoxville, United States
Rain
26.4°C · 83.4% humidity
26.4°
Feels 26.4°
48
Good
Air quality is satisfactory. Enjoy outdoor activities.
2 stations
Nearby Monitoring Stations
Knoxville's air quality — share it
AQI Forecast
Calibrated
40
8am
39
38
48
11am
26
25
24
2pm
23
15
15
5pm
15
14
14
8pm
21
14
14
11pm
14
14
21
2am
21
21
21
5am
21
21
Station readings
40
39
38
44
CAMS model
adj -13
54
54
54
54
34
34
34
34
27
27
27
27
27
34
27
27
27
27
34
34
34
34
34
34
Air Quality Index Trend
48h · 2 stnKnoxville's air quality is primarily affected by vehicle emissions and industrial activity. Seasonal wildfire smoke and weather patterns can cause periodic air quality deterioration.
83.4%
Humidity
34.4 km/h
Wind SW
1019.2 hPa
Pressure
12.9
UV Extreme
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
11.49 µg/m³
PM10
20.55 µg/m³
050100150200300500
What is the weather forecast for Knoxville?
Temperature & Precipitation
PM2.5 Trend
48h · 2 stationsPM2.511.49 µg/m³
✓ WHO
Good
PM1020.55 µg/m³
Good
UV INDEX12.9
Extreme
Station readings (2 stations within 25 km)
11.49
Median
11.05
Average
10.6
Low
11.5
High
PM2.5 µg/m³ · Model: 13.5 · Bias: +2.0
What is the 7-day forecast for Knoxville?
09-05
26.4° 22.3°
6.5 mm
09-06
30.1° 22.0°
0.88 mm
09-07
22.2° 18.3°
19.19 mm
09-08
26.2° 18.0°
1.81 mm
09-09
30.9° 14.7°
4.19 mm
09-10
34.9° 19.6°
0.94 mm
09-11
34.1° 18.9°
0.5 mm
Both models agree
Avg diff: 4.9°C
Where are air quality stations near Knoxville?
What cities are near Knoxville?
Get AQI alerts for Knoxville
Notify me when air quality reaches:
Free · No account · Unsubscribe any time
Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-09-05T15:51 UTC.