What is the air quality trend in Kushiro?

Over the past 3 days, Kushiro had an average AQI of 33 based on station measurements. The worst day was 2026-09-22 with AQI 37.

How is Kushiro air quality measured?

Air quality in Kushiro 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 Kushiro, Japan

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

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

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

24h

PM2.5 Station

24h · 1 station

Temperature GFS model

8pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-09-23	29	2–57	7.0 µg/m³	10h	1
2026-09-22	37	7–79	9.8 µg/m³	13h	1
2026-09-21	34	34–34	8.2 µg/m³	1h	1

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