What is the air quality trend in Narita?

Over the past 8 days, Narita had an average AQI of 28 based on station measurements. The worst day was 2026-06-06 with AQI 33.

How is Narita air quality measured?

Air quality in Narita 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 Narita, Japan

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

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

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

167h

PM2.5 Station

167h · 33 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-06-09	25	22–29	6.0 µg/m³	5.3	7h	39
2026-06-08	27	22–31	6.5 µg/m³	5.1	24h	45
2026-06-07	28	18–39	6.7 µg/m³	8.8	24h	48
2026-06-06	33	26–47	7.9 µg/m³	8.2	24h	49
2026-06-05	31	25–43	7.5 µg/m³	4.8	24h	53
2026-06-04	30	23–42	7.1 µg/m³	5.6	24h	46
2026-06-03	27	20–35	6.5 µg/m³	0.5	24h	47
2026-06-02	24	18–30	5.7 µg/m³	4.5	16h	47

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