What is the air quality trend in Itoman?

Over the past 15 days, Itoman had an average AQI of 34 based on station measurements. The worst day was 2026-05-18 with AQI 54.

How is Itoman air quality measured?

Air quality in Itoman 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 Itoman, Japan

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

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

Current AQI
Moderate CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

214h

PM2.5 Station

214h · 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	45	16–55	11.2 µg/m³	5h	1

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