Air Quality in Charleston, United States
Windy
25.5°C · 35.7% humidity
25.5°
Feels 25.5°
29
Good
Air quality is satisfactory. Enjoy outdoor activities.
Model forecast
Nearby Monitoring Stations
Charleston's air quality — share it
AQI Forecast
34
4pm
34
34
29
7pm
30
31
32
10pm
33
33
26
1am
27
34
34
4am
34
34
34
7am
34
34
34
10am
34
34
34
1pm
34
34
Air Quality Index Trend
38h · 1 stnCharleston's air quality is primarily affected by vehicle emissions and industrial activity. Seasonal wildfire smoke and weather patterns can cause periodic air quality deterioration.
35.7%
Humidity
54.2 km/h
Wind NW
1007.6 hPa
Pressure
1.4
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
7.0 µg/m³
PM10
20.55 µg/m³
050100150200300500
What is the weather forecast for Charleston?
Temperature & Precipitation
PM2.5 Trend
38h · 1 stationPM2.57.0 µg/m³
✓ WHO
Good
PM1020.55 µg/m³
Good
UV INDEX1.4
Low
Both models agree
Avg diff: 2.4°C
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Data sources: Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-06-08T23:25 UTC.