What is the air quality trend in Shōbara?

Over the past 3 days, Shōbara had an average AQI of 40 based on station measurements. The worst day was 2026-10-20 with AQI 47.

How is Shōbara air quality measured?

Air quality in Shōbara 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 Shōbara, Japan

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

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

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

46h

PM2.5 Station

46h · 12 stations

Temperature GFS model

8pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-10-21	30	23–37	7.3 µg/m³	12.2	11h	16
2026-10-20	47	31–59	11.4 µg/m³	32.6	24h	13
2026-10-19	44	35–72	11.1 µg/m³	17.5	11h	12

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