What is the air quality trend in Gujō?

Over the past 8 days, Gujō had an average AQI of 32 based on station measurements. The worst day was 2026-05-30 with AQI 38.

How is Gujō air quality measured?

Air quality in Gujō 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 Gujō, Japan

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

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

Current AQI
Good CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

166h

PM2.5 Station

166h · 7 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-05-30	38	31–48	9.1 µg/m³	8.5	12h	10
2026-05-29	30	18–40	7.1 µg/m³	8.0	24h	10
2026-05-28	28	21–40	6.8 µg/m³	7.7	24h	9
2026-05-27	31	21–52	7.4 µg/m³	8.2	24h	10
2026-05-26	33	20–47	8.0 µg/m³	10.6	24h	10
2026-05-25	34	26–49	8.1 µg/m³	12.3	24h	10
2026-05-24	34	20–59	8.2 µg/m³	11.5	24h	10
2026-05-23	28	24–42	6.6 µg/m³	10.6	10h	11

Back to Gujō Air Quality