What is the air quality in Charleston today?

The current Air Quality Index (AQI) in Charleston is 17 (Good). PM2.5 concentration is 4.1 µg/m³.

What is the temperature in Charleston right now?

The current temperature in Charleston is 12.6°C (feels like 12.6°C). Humidity is 90.0% and wind speed is 44.8 km/h.

Is it safe to go outside in Charleston?

Air quality is satisfactory. Enjoy outdoor activities. The UV Index is 0.0 (Low).

Air Quality in Charleston, United States

Drizzle

12.6°C · 90.0% humidity

12.6°

Feels 12.6°

Good

Air quality is satisfactory. Enjoy outdoor activities.

Calibrated model

Nearby Monitoring Stations

AQI Forecast

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View AQI history for Charleston →

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.

90.0%

Humidity

44.8 km/h

Wind E

1022.4 hPa

Pressure

0.0

UV Low

GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲

4.1 µg/m³

PM10

13.7 µg/m³

050100150200300500

What is the weather forecast for Charleston?

Temperature & Precipitation

PM2.54.1 µg/m³ ✓ WHO

Good

PM1013.7 µg/m³

Good

UV INDEX0.0

Low

What is the 7-day forecast for Charleston?

10-21

23.5° 11.6°

0.56 mm

10-22

20.8° 7.0°

1.63 mm

10-23

11.0° 6.1°

9.25 mm

10-24

24.7° 9.2°

10-25

16.0° 2.4°

10-26

21.9° 6.8°

0.06 mm

10-27

14.4° 1.2°

Both models agree Avg diff: 4.3°C

What cities are near Charleston?

17 Mattoon 43 Terre Haute 35 Urbana 36 Champaign 35 Vincennes 34 Crawfordsville 34 Bloomington 20 Springfield 34 Normal 57 Mount Vernon

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ModerateAQI > 50 Unhealthy for Sensitive GroupsAQI > 100 UnhealthyAQI > 150 Very UnhealthyAQI > 200

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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 2026-10-21T00:32 UTC.