What is the air quality trend in Shibetsu?

Over the past 8 days, Shibetsu had an average AQI of 31 based on station measurements. The worst day was 2026-06-06 with AQI 43.

How is Shibetsu air quality measured?

Air quality in Shibetsu 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 Shibetsu, Japan

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

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

Current AQI
Good CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

109h

PM2.5 Station

109h · 2 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-06-08	25	3–59	6.3 µg/m³	16h	2
2026-06-07	33	9–85	8.5 µg/m³	17h	2
2026-06-06	43	23–72	10.8 µg/m³	16h	3
2026-06-05	32	5–87	8.2 µg/m³	16h	3
2026-06-04	32	5–50	7.5 µg/m³	11h	2
2026-06-03	37	9–129	10.3 µg/m³	16h	2
2026-06-02	34	2–79	9.1 µg/m³	15h	2
2026-06-01	17	13–21	4.1 µg/m³	2h	1

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