서대문구 Real-time Air Quality Index (AQI) & Pollution Report - Air Matters

서대문구

Seodaemun-gu, Seoul

2026-01-20 03:00

AQI (US)

Good

PM2.5

μg/m³

9

O3

μg/m³

61.9

PM10

μg/m³

25

NO2

μg/m³

26.5

SO2

μg/m³

11.1

CO

μg/m³

550

Weather

-7℃

35%

7 kph

2 of 11

Historical Data

Data Sources

http://www.airkorea.or.kr/

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