What is the air quality trend in Kikuchi?

Over the past 15 days, Kikuchi had an average AQI of 46 based on station measurements. The worst day was 2026-10-11 with AQI 59.

How is Kikuchi air quality measured?

Air quality in Kikuchi 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 Kikuchi, Japan

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

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

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

333h

PM2.5 Station

333h · 27 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-10-21	35	25–46	8.3 µg/m³	12h	24
2026-10-20	42	30–63	10.2 µg/m³	24h	22
2026-10-19	45	33–101	11.2 µg/m³	24h	22
2026-10-18	35	27–52	8.4 µg/m³	24h	25
2026-10-17	52	29–135	13.7 µg/m³	24h	22
2026-10-16	59	32–103	16.3 µg/m³	24h	20
2026-10-15	49	26–118	13.1 µg/m³	24h	22
2026-10-14	55	28–145	15.5 µg/m³	24h	17
2026-10-13	56	38–107	15.5 µg/m³	24h	19
2026-10-12	48	32–97	12.5 µg/m³	24h	19
2026-10-11	59	32–217	20.3 µg/m³	24h	16
2026-10-10	44	31–59	10.7 µg/m³	24h	21
2026-10-09	55	30–169	16.8 µg/m³	24h	19
2026-10-08	32	24–45	7.7 µg/m³	24h	24
2026-10-07	38	30–51	9.1 µg/m³	9h	25

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