Air Quality in Charleston, United States
Windy
23.8°C · 57.4% humidity
23.8°
Feels 23.8°
54
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
Calibrated model
Nearby Monitoring Stations
Charleston's air quality — share it
AQI Forecast
25
7pm
25
25
54
10pm
46
40
36
1am
33
30
29
4am
28
27
26
7am
26
26
26
10am
25
25
25
1pm
25
25
25
4pm
25
25
Charleston's air quality is primarily affected by vehicle emissions and industrial activity. Seasonal wildfire smoke and weather patterns can cause periodic air quality deterioration.
57.4%
Humidity
70.5 km/h
Wind NE
1017.8 hPa
Pressure
4.4
UV Moderate
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
13.65 µg/m³
PM10
20.55 µg/m³
050100150200300500
What is the weather forecast for Charleston?
Temperature & Precipitation
PM2.513.65 µg/m³
✓ WHO
Moderate
PM1020.55 µg/m³
Good
UV INDEX4.4
Moderate
What is the 7-day forecast for Charleston?
08-03
25.4° 17.6°
1.19 mm
08-04
31.5° 16.5°
08-05
31.5° 13.4°
8.31 mm
08-06
34.2° 20.7°
4.06 mm
08-07
27.6° 17.0°
08-08
31.8° 22.0°
5.75 mm
08-09
33.6° 24.4°
Both models agree
Avg diff: 2.9°C
What cities are near Charleston?
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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 2026-08-08T03:01 UTC.