What is the air quality trend in Ōami?

Over the past 8 days, Ōami had an average AQI of 33 based on station measurements. The worst day was 2026-05-29 with AQI 38.

How is Ōami air quality measured?

Air quality in Ōami 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 Ōami, Japan

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

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

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

167h

PM2.5 Station

167h · 34 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-05-29	38	22–53	9.1 µg/m³	6.6	22h	34
2026-05-28	35	20–65	8.5 µg/m³	6.9	24h	35
2026-05-27	29	21–45	7.0 µg/m³	7.5	24h	39
2026-05-26	30	20–46	7.3 µg/m³	7.0	24h	36
2026-05-25	36	24–59	8.7 µg/m³	7.2	24h	33
2026-05-24	35	26–56	8.5 µg/m³	8.8	24h	36
2026-05-23	34	26–49	8.1 µg/m³	10.6	24h	38
2026-05-22	27	27–27	6.5 µg/m³	9.0	1h	46

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