What is the air quality trend in Tondabayashichō?

Over the past 8 days, Tondabayashichō had an average AQI of 36 based on station measurements. The worst day was 2026-05-25 with AQI 43.

How is Tondabayashichō air quality measured?

Air quality in Tondabayashichō 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 Tondabayashichō, Japan

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

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

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

169h

PM2.5 Station

169h · 1 station

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-05-29	40	30–54	9.7 µg/m³	15h	56
2026-05-28	36	24–57	8.7 µg/m³	24h	63
2026-05-27	30	20–47	7.1 µg/m³	24h	69
2026-05-26	33	25–44	7.8 µg/m³	24h	65
2026-05-25	43	28–156	11.8 µg/m³	24h	60
2026-05-24	37	26–63	9.1 µg/m³	24h	64
2026-05-23	35	28–51	8.4 µg/m³	24h	65
2026-05-22	41	24–115	11.3 µg/m³	10h	54

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