What is the air quality trend in Dazaifu?

Over the past 8 days, Dazaifu had an average AQI of 63 based on station measurements. The worst day was 2026-10-16 with AQI 82.

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

165h

PM2.5 Station

165h · 26 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-10-21	44	23–93	13.0 µg/m³	4h	28
2026-10-20	52	25–153	14.7 µg/m³	24h	20
2026-10-19	63	35–145	18.4 µg/m³	24h	18
2026-10-18	37	20–70	9.0 µg/m³	24h	21
2026-10-17	69	36–158	21.2 µg/m³	24h	19
2026-10-16	82	48–156	26.6 µg/m³	24h	18
2026-10-15	78	30–171	26.0 µg/m³	24h	19
2026-10-14	81	31–164	27.7 µg/m³	17h	19

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