Air Quality in Simpsonville, United States
Cloudy
22.2°C · 70.9% humidity
22.2°
Feels 22.2°
15
Good
Air quality is satisfactory. Enjoy outdoor activities.
2 stations
Nearby Monitoring Stations
Simpsonville's air quality — share it
AQI Forecast
34
2am
34
34
15
5am
18
21
23
8am
21
22
22
11am
23
23
23
2pm
24
24
24
5pm
24
24
24
8pm
27
27
34
11pm
34
34
Air Quality Index Trend
42h · 2 stnSimpsonville's air quality is primarily affected by vehicle emissions and industrial activity. Seasonal wildfire smoke and weather patterns can cause periodic air quality deterioration.
70.9%
Humidity
6.9 km/h
Wind NW
1015.3 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
3.7 µg/m³
PM10
13.7 µg/m³
050100150200300500
What is the weather forecast for Simpsonville?
Temperature & Precipitation
PM2.5 Trend
42h · 2 stationsPM2.53.7 µg/m³
✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
Station readings (2 stations within 25 km)
3.7
Median
3.7
Average
3.6
Low
3.8
High
PM2.5 µg/m³ · Model: 6.5 · Bias: +2.8
What is the 7-day forecast for Simpsonville?
05-30
31.2° 22.2°
05-31
34.0° 17.1°
0.44 mm
06-01
30.7° 15.3°
0.81 mm
06-02
34.5° 18.5°
06-03
29.0° 24.5°
0.25 mm
06-04
28.4° 20.3°
0.06 mm
06-05
25.8° 16.5°
1.25 mm
Both models agree
Avg diff: 4.2°C
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Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-05-30T09:38 UTC.