What is the air quality trend in Kunisaki?

Over the past 8 days, Kunisaki had an average AQI of 46 based on station measurements. The worst day was 2026-10-15 with AQI 57.

How is Kunisaki air quality measured?

Air quality in Kunisaki 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 Kunisaki, Japan

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

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

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

166h

PM2.5 Station

166h · 9 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-10-21	35	21–60	8.7 µg/m³	11h	7
2026-10-20	48	16–131	13.1 µg/m³	24h	7
2026-10-19	45	23–73	11.5 µg/m³	24h	6
2026-10-18	32	20–53	7.8 µg/m³	24h	7
2026-10-17	45	26–71	11.5 µg/m³	24h	6
2026-10-16	56	27–168	16.6 µg/m³	24h	6
2026-10-15	57	27–169	17.9 µg/m³	24h	6
2026-10-14	51	22–108	14.7 µg/m³	11h	6

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