What is the air quality trend in Yonabaru?

Over the past 15 days, Yonabaru had an average AQI of 33 based on station measurements. The worst day was 2026-05-18 with AQI 54.

How is Yonabaru air quality measured?

Air quality in Yonabaru 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 Yonabaru, Japan

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

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

Current AQI
Moderate CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

213h

PM2.5 Station

213h · 1 station

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-05-29	44	17–59	11.0 µg/m³	8h	1
2026-05-28	23	5–46	5.6 µg/m³	15h	1
2026-05-27	13	5–25	3.1 µg/m³	16h	1
2026-05-26	25	13–61	6.2 µg/m³	14h	1
2026-05-25	34	21–57	8.4 µg/m³	18h	1
2026-05-24	30	9–55	7.2 µg/m³	14h	1
2026-05-23	24	4–61	5.9 µg/m³	18h	1
2026-05-22	26	9–46	6.2 µg/m³	17h	1
2026-05-21	25	5–59	6.2 µg/m³	10h	1
2026-05-20	27	3–61	6.7 µg/m³	19h	1
2026-05-19	40	9–87	10.5 µg/m³	14h	1
2026-05-18	54	34–70	14.4 µg/m³	21h	1
2026-05-17	51	21–65	13.3 µg/m³	14h	1
2026-05-16	49	25–68	12.9 µg/m³	11h	1
2026-05-15	42	16–55	10.5 µg/m³	4h	1

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