What is the air quality trend in Maebashi?

Over the past 8 days, Maebashi had an average AQI of 38 based on station measurements. The worst day was 2026-08-01 with AQI 46.

How is Maebashi air quality measured?

Air quality in Maebashi 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 Maebashi, Japan

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

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

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

162h

PM2.5 Station

162h · 19 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-08-08	23	23–23	5.6 µg/m³	1h	19
2026-08-07	28	17–50	6.7 µg/m³	21h	14
2026-08-06	45	18–63	11.5 µg/m³	24h	9
2026-08-05	44	22–95	11.4 µg/m³	24h	7
2026-08-04	40	27–60	9.8 µg/m³	24h	12
2026-08-03	41	27–59	9.9 µg/m³	24h	13
2026-08-02	40	25–59	9.7 µg/m³	24h	11
2026-08-01	46	37–60	11.2 µg/m³	20h	12

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