What is the air quality trend in Yoshida-kasugachō?

Over the past 15 days, Yoshida-kasugachō had an average AQI of 39 based on station measurements. The worst day was 2026-07-31 with AQI 61.

How is Yoshida-kasugachō air quality measured?

Air quality in Yoshida-kasugachō 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 Yoshida-kasugachō, Japan

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

Historical PM2.5 and AQI trend from monitoring stations near Yoshida-kasugachō, Japan.

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

300h

PM2.5 Station

300h · 3 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-08-08	40	30–56	9.8 µg/m³	6h	3
2026-08-07	34	18–60	8.3 µg/m³	21h	3
2026-08-06	47	12–99	13.1 µg/m³	17h	2
2026-08-05	39	15–68	9.7 µg/m³	17h	2
2026-08-04	38	13–64	9.6 µg/m³	23h	3
2026-08-03	33	12–53	8.0 µg/m³	20h	3
2026-08-02	39	11–71	9.8 µg/m³	21h	3
2026-08-01	47	13–64	11.8 µg/m³	24h	3
2026-07-31	61	17–154	17.9 µg/m³	23h	3
2026-07-30	45	15–81	11.4 µg/m³	23h	3
2026-07-29	38	13–56	9.3 µg/m³	24h	2
2026-07-28	31	20–50	7.5 µg/m³	23h	3
2026-07-27	30	5–57	7.3 µg/m³	21h	3
2026-07-26	37	8–70	9.1 µg/m³	23h	3
2026-07-25	39	10–107	10.4 µg/m³	14h	3

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