Toggle navigation
Places
AQI (China)
AQC (Australia)
AQHI (Canada)
AQI (China)
AQI (Netherlands)
AQI (US)
CAQI (Europe)
AQI (UK)
AQI (India)
English
Français
Deutsch
日本語
한국어
简体中文
繁體中文
Asia
South Korea
Seoul
Dongdaemun-gu
AQI (China)
AQC (Australia)
AQHI (Canada)
AQI (China)
AQI (Netherlands)
AQI (US)
CAQI (Europe)
AQI (UK)
AQI (India)
Dongdaemun-gu
Seoul, Seoul
2026-05-18 12:00
AQI (China)
Excellent
Pollutants
PM10
μg/m³
36
O3
μg/m³
105.5
PM2.5
μg/m³
22.5
NO2
μg/m³
37.5
CO
μg/m³
437.5
SO2
μg/m³
8.4
Weather
℃
℃
℉
23℃
38%
9 kph
0 of 11
Historical Data
Hourly
Hourly
Daily
AQI (China)
AQI (China)
PM10
O3
PM2.5
NO2
CO
SO2
Places included
동대문구
AQI 39
청량리
AQI 37
Data Sources
http://www.airkorea.or.kr/
Get the App
Scan QR Code
Air Matters
Realtime broadcasting air quality information on your phone for more than 180 countries.
iPhone, iPad
Android
Scan QR Code to Download App
iOS
Google Play
Download APK
Cities Nearby
Seoul
AQI 36
Guri-si
AQI 35
Hanam-si
AQI 36
Gwacheon-si
AQI 36
Seongnam-si
AQI 34
Namyangju-si
AQI 40
Uijeongbu-si
AQI 43
Gwangmyeong-si
AQI 38
Goyang-si
AQI 42
Anyang
AQI 35
Yangju-si
AQI 40
Air Matters © 2026