What is the air quality trend in Namegata?

Over the past 8 days, Namegata had an average AQI of 31 based on station measurements. The worst day was 2026-06-07 with AQI 37.

How is Namegata air quality measured?

Air quality in Namegata 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 Namegata, Japan

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

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

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

168h

PM2.5 Station

168h · 1 station

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-06-09	19	15–23	4.5 µg/m³	5h	14
2026-06-08	32	20–52	7.6 µg/m³	24h	15
2026-06-07	37	23–59	8.9 µg/m³	24h	18
2026-06-06	33	24–56	8.0 µg/m³	24h	16
2026-06-05	33	22–52	8.0 µg/m³	24h	17
2026-06-04	33	18–51	8.0 µg/m³	24h	15
2026-06-03	34	23–59	8.2 µg/m³	24h	16
2026-06-02	29	17–68	7.3 µg/m³	19h	15

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