What is the air quality trend in Kaesŏng?

Over the past 15 days, Kaesŏng had an average AQI of 45 based on station measurements. The worst day was 2026-10-21 with AQI 60.

How is Kaesŏng air quality measured?

Air quality in Kaesŏng is measured by ground-level monitoring stations that report PM2.5 and PM10 concentrations hourly. CERNS.IO aggregates readings from nearby stations and converts PM2.5 to the US EPA Air Quality Index (AQI) scale.

Air Quality History for Kaesŏng, Korea, Democratic People's Republic of

Name: Kaesŏng Air Quality History
Creator: CERNS.IO
License: https://creativecommons.org/licenses/by/4.0/

Historical PM2.5 and AQI trend from monitoring stations near Kaesŏng, Korea, Democratic People's Republic of.

Current AQI
Moderate Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

333h

PM2.5 Station

333h · 11 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-10-21	60	58–62	16.4 µg/m³	2h	16
2026-10-20	40	20–58	9.8 µg/m³	24h	38
2026-10-19	33	17–48	7.8 µg/m³	24h	42
2026-10-18	34	18–55	8.3 µg/m³	24h	38
2026-10-17	44	21–58	11.0 µg/m³	24h	37
2026-10-16	45	18–64	11.5 µg/m³	24h	39
2026-10-15	37	24–53	8.8 µg/m³	24h	39
2026-10-14	35	20–55	8.5 µg/m³	24h	33
2026-10-13	49	28–74	12.8 µg/m³	24h	40
2026-10-12	48	22–69	12.1 µg/m³	24h	35
2026-10-11	54	30–66	14.2 µg/m³	24h	37
2026-10-10	57	32–69	15.5 µg/m³	24h	42
2026-10-09	57	23–75	15.8 µg/m³	24h	42
2026-10-08	49	20–63	12.6 µg/m³	24h	29
2026-10-07	45	33–57	10.9 µg/m³	19h	28

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