What is the air quality trend in Jumunjin?

Over the past 3 days, Jumunjin had an average AQI of 41 based on station measurements. The worst day was 2026-07-21 with AQI 44.

How is Jumunjin air quality measured?

Air quality in Jumunjin 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 Jumunjin, South Korea

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

Historical PM2.5 and AQI trend from monitoring stations near Jumunjin, South Korea.

Current AQI
Moderate CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

46h

PM2.5 Station

46h · 1 station

Temperature GFS model

8pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-07-22	37	30–44	8.9 µg/m³	2h	2
2026-07-21	44	5–77	11.1 µg/m³	24h	6
2026-07-20	42	21–77	10.4 µg/m³	20h	7

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