Air Quality in Greenville, United States
Drizzle
25.1°C · 92.7% humidity
25.1°
Feels 25.1°
54
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
Model forecast
Nearby Monitoring Stations
Greenville's air quality — share it
AQI Forecast
54
1pm
54
54
54
4pm
54
54
54
7pm
54
54
54
10pm
54
54
34
1am
34
34
34
4am
34
34
34
7am
34
54
54
10am
54
34
Air Quality Index Trend
24h · 1 stnGreenville's air quality is primarily affected by vehicle emissions and industrial activity. Seasonal wildfire smoke and weather patterns can cause periodic air quality deterioration.
92.7%
Humidity
18.9 km/h
Wind ESE
1008.0 hPa
Pressure
12.9
UV Extreme
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
13.5 µg/m³
PM10
34.3 µg/m³
050100150200300500
What is the weather forecast for Greenville?
Temperature & Precipitation
PM2.5 Trend
24h · 1 stationPM2.513.5 µg/m³
✓ WHO
Moderate
PM1034.3 µg/m³
Good
UV INDEX12.9
Extreme
What is the 7-day forecast for Greenville?
07-21
26.8° 23.7°
15.0 mm
07-22
35.0° 21.4°
1.75 mm
07-23
36.9° 20.5°
4.94 mm
07-24
32.0° 22.0°
0.44 mm
07-25
31.7° 21.2°
1.06 mm
07-26
39.0° 24.7°
14.06 mm
07-27
38.0° 23.0°
Both models agree
Avg diff: 4.3°C
What cities are near Greenville?
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Data sources: Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-07-21T21:45 UTC.