What is the air quality trend in Oyabe?

Over the past 8 days, Oyabe had an average AQI of 40 based on station measurements. The worst day was 2026-08-01 with AQI 50.

How is Oyabe air quality measured?

Air quality in Oyabe 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 Oyabe, Japan

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

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

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

163h

PM2.5 Station

163h · 17 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-08-08	31	27–42	7.4 µg/m³	4h	14
2026-08-07	32	18–44	7.7 µg/m³	22h	13
2026-08-06	45	21–68	11.3 µg/m³	23h	6
2026-08-05	45	21–86	11.5 µg/m³	24h	6
2026-08-04	42	18–60	10.2 µg/m³	24h	10
2026-08-03	42	26–61	10.2 µg/m³	24h	11
2026-08-02	40	25–52	9.6 µg/m³	24h	11
2026-08-01	50	29–61	12.4 µg/m³	18h	11

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