What is the air quality trend in Dazaifu?

Over the past 15 days, Dazaifu had an average AQI of 37 based on station measurements. The worst day was 2026-05-16 with AQI 54.

How is Dazaifu air quality measured?

Air quality in Dazaifu 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 Dazaifu, Japan

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

Historical PM2.5 and AQI trend from monitoring stations near Dazaifu, Japan.

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

331h

PM2.5 Station

331h · 23 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-05-29	39	31–47	9.3 µg/m³	14h	27
2026-05-28	32	20–72	7.8 µg/m³	24h	27
2026-05-27	24	16–35	5.8 µg/m³	24h	29
2026-05-26	28	18–39	6.6 µg/m³	24h	28
2026-05-25	33	23–48	7.9 µg/m³	24h	29
2026-05-24	31	20–37	7.4 µg/m³	24h	29
2026-05-23	33	25–45	8.0 µg/m³	24h	31
2026-05-22	27	17–40	6.4 µg/m³	24h	29
2026-05-21	31	19–41	7.4 µg/m³	24h	25
2026-05-20	34	25–46	8.1 µg/m³	24h	30
2026-05-19	40	28–54	9.7 µg/m³	24h	30
2026-05-18	53	33–60	13.2 µg/m³	24h	28
2026-05-17	47	29–55	11.4 µg/m³	23h	28
2026-05-16	54	33–61	13.8 µg/m³	21h	29
2026-05-15	51	47–54	12.4 µg/m³	9h	24

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