What is the air quality trend in Higashiosaka?

Over the past 17 days, Higashiosaka had an average AQI of 29 based on station measurements. The worst day was 2026-09-02 with AQI 99.

How is Higashiosaka air quality measured?

Air quality in Higashiosaka 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 Higashiosaka, Japan

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

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

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

39h

PM2.5 Station

39h · 1 station

Temperature GFS model

80pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-09-05	54	48–61	14.2 µg/m³	2h	1
2026-09-03	15	10–21	3.7 µg/m³	3h	1
2026-09-02	99	30–168	47.8 µg/m³	2h	1
2026-09-01	24	7–34	5.7 µg/m³	3h	1
2026-08-31	15	13–20	3.7 µg/m³	3h	1
2026-08-30	12	12–12	2.9 µg/m³	1h	1
2026-08-29	21	12–35	4.9 µg/m³	3h	14
2026-08-28	47	47–47	11.3 µg/m³	1h	1
2026-08-27	38	13–66	10.2 µg/m³	3h	1
2026-08-24	24	20–29	5.9 µg/m³	2h	1
2026-08-23	28	26–29	6.6 µg/m³	2h	2
2026-08-22	16	10–22	3.8 µg/m³	2h	1
2026-08-20	28	15–45	6.6 µg/m³	4h	1
2026-08-19	35	10–58	9.0 µg/m³	3h	1
2026-08-18	20	9–30	4.7 µg/m³	2h	1
2026-08-17	8	8–8	1.9 µg/m³	1h	1
2026-08-16	14	10–17	3.2 µg/m³	2h	1

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