What is the air quality in Charleston today?

The current Air Quality Index (AQI) in Charleston is 44 (Good). PM2.5 concentration is 10.65 µg/m³.

What is the temperature in Charleston right now?

The current temperature in Charleston is 25.3°C (feels like 25.3°C). Humidity is 84.1% and wind speed is 35.3 km/h.

Is it safe to go outside in Charleston?

Air quality is satisfactory. Enjoy outdoor activities. The UV Index is 6.9 (High).

Air Quality in Charleston, United States

Drizzle

25.3°C · 84.1% humidity

25.3°

Feels 25.3°

Good

Air quality is satisfactory. Enjoy outdoor activities.

Calibrated model

Nearby Monitoring Stations

AQI Forecast

25 2pm

44 5pm

31 8pm

27 11pm

25 2am

24 5am

24 8am

27 11am

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.

84.1%

Humidity

35.3 km/h

Wind NE

1012.5 hPa

Pressure

6.9

UV High

GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲

10.65 µg/m³

PM10

13.7 µg/m³

050100150200300500

What is the weather forecast for Charleston?

Temperature & Precipitation

PM2.510.65 µg/m³ ✓ WHO

Good

PM1013.7 µg/m³

Good

UV INDEX6.9

High

What is the 7-day forecast for Charleston?

07-21

26.9° 20.5°

1.25 mm

07-22

25.3° 19.7°

0.94 mm

07-23

20.8° 15.7°

11.06 mm

07-24

26.8° 16.0°

1.0 mm

07-25

22.1° 17.9°

0.31 mm

07-26

28.6° 20.0°

2.12 mm

07-27

25.8° 20.2°

0.25 mm

Both models agree Avg diff: 4.1°C

What cities are near Charleston?

44 Mattoon 37 Terre Haute 58 Urbana 58 Champaign 33 Vincennes 56 Crawfordsville 50 Bloomington 78 Springfield 50 Normal 51 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 2026-07-21T22:17 UTC.