What is the air quality trend in Daigo?

Over the past 8 days, Daigo had an average AQI of 50 based on station measurements. The worst day was 2026-10-16 with AQI 66.

How is Daigo air quality measured?

Air quality in Daigo 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 Daigo, Japan

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

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

Current AQI
Good CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

165h

PM2.5 Station

165h · 14 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-10-21	38	30–49	9.0 µg/m³	6h	18
2026-10-20	44	20–64	11.1 µg/m³	24h	15
2026-10-19	53	31–160	15.1 µg/m³	24h	14
2026-10-18	37	22–87	9.3 µg/m³	24h	16
2026-10-17	56	33–121	15.9 µg/m³	24h	14
2026-10-16	66	40–151	19.2 µg/m³	24h	12
2026-10-15	59	27–107	17.0 µg/m³	24h	13
2026-10-14	52	23–73	14.0 µg/m³	15h	12

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