What is the air quality trend in Yahaba?

Over the past 15 days, Yahaba had an average AQI of 42 based on station measurements. The worst day was 2026-07-21 with AQI 63.

How is Yahaba air quality measured?

Air quality in Yahaba 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 Yahaba, Japan

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

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

Current AQI
Moderate Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

283h

PM2.5 Station

283h · 2 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-07-22	62	49–74	17.2 µg/m³	2h	2
2026-07-21	63	14–104	18.5 µg/m³	14h	1
2026-07-20	55	32–74	14.7 µg/m³	18h	2
2026-07-19	41	17–84	10.9 µg/m³	22h	2
2026-07-18	37	13–61	9.1 µg/m³	24h	2
2026-07-17	43	15–64	10.9 µg/m³	18h	1
2026-07-16	48	13–95	12.9 µg/m³	23h	2
2026-07-15	46	13–75	12.1 µg/m³	19h	2
2026-07-14	44	21–63	11.1 µg/m³	23h	2
2026-07-13	47	14–70	12.4 µg/m³	21h	2
2026-07-12	41	18–62	10.2 µg/m³	21h	2
2026-07-11	27	9–55	6.6 µg/m³	20h	2
2026-07-10	32	7–61	8.0 µg/m³	21h	2
2026-07-09	26	8–57	6.3 µg/m³	20h	2
2026-07-08	32	14–63	7.9 µg/m³	17h	2

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