What is the air quality trend in Gyeongju?

Over the past 18 days, Gyeongju had an average AQI of 68 based on station measurements. The worst day was with AQI .

How is Gyeongju air quality measured?

Air quality in Gyeongju 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 Gyeongju, South Korea

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

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

Current AQI
Moderate

48 Hours 7 Days 14 Days 20 Days

Air Quality Index Trend

345h

PM2.5 Trend

345h · 1 station

Daily Summary

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-04-12	48	37–56	11.9 µg/m³	20h	1
2026-04-11	52	38–60	13.4 µg/m³	24h	1
2026-04-10	33	28–43	8.0 µg/m³	24h	1
2026-04-09	46	30–58	11.4 µg/m³	16h	1
2026-04-08	67	59–77	19.7 µg/m³	8h	1
2026-04-07	46	29–61	11.6 µg/m³	24h	1
2026-04-06	46	27–64	11.7 µg/m³	18h	1
2026-04-04	24	12–47	5.8 µg/m³	14h	1
2026-04-03	83	45–107	27.5 µg/m³	24h	1
2026-04-02	70	59–74	20.9 µg/m³	21h	1
2026-04-01	70	64–74	20.9 µg/m³	21h	1
2026-03-31	64	21–76	18.7 µg/m³	21h	1
2026-03-30	42	16–92	11.9 µg/m³	10h	1
2026-03-29	99	92–121	34.5 µg/m³	23h	1
2026-03-28	99	93–113	34.8 µg/m³	22h	1
2026-03-27	124	114–132	45.0 µg/m³	24h	1
2026-03-26	118	110–136	42.2 µg/m³	24h	1
2026-03-25	109	94–120	38.7 µg/m³	7h	1

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