What is the air quality trend in Yaizu?

Over the past 8 days, Yaizu had an average AQI of 36 based on station measurements. The worst day was 2026-09-01 with AQI 52.

How is Yaizu air quality measured?

Air quality in Yaizu 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 Yaizu, Japan

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

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

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

155h

PM2.5 Station

155h · 6 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-09-05	29	15–46	7.0 µg/m³	11h	10
2026-09-04	30	8–154	8.9 µg/m³	23h	8
2026-09-03	25	12–55	6.0 µg/m³	21h	7
2026-09-02	41	13–119	11.3 µg/m³	23h	7
2026-09-01	52	23–189	19.6 µg/m³	23h	8
2026-08-31	50	20–151	13.6 µg/m³	24h	6
2026-08-30	37	16–151	10.0 µg/m³	22h	5
2026-08-29	25	6–65	6.6 µg/m³	8h	4

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