What is the air quality trend in Fujinomiya?

Over the past 8 days, Fujinomiya had an average AQI of 45 based on station measurements. The worst day was 2026-10-14 with AQI 56.

How is Fujinomiya air quality measured?

Air quality in Fujinomiya 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 Fujinomiya, Japan

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

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

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

166h

PM2.5 Station

166h · 6 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-10-21	33	18–45	7.9 µg/m³	8h	16
2026-10-20	41	17–70	10.3 µg/m³	24h	16
2026-10-19	47	26–152	13.0 µg/m³	24h	14
2026-10-18	34	20–48	8.2 µg/m³	24h	17
2026-10-17	45	32–79	11.2 µg/m³	24h	14
2026-10-16	54	25–169	15.9 µg/m³	24h	13
2026-10-15	53	25–133	14.9 µg/m³	24h	13
2026-10-14	56	23–139	16.4 µg/m³	14h	13

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