What is the air quality trend in Miyaodai?

Over the past 21 days, Miyaodai had an average AQI of 31 based on station measurements. The worst day was 2026-05-31 with AQI 56.

How is Miyaodai air quality measured?

Air quality in Miyaodai 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 Miyaodai, Japan

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

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

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

479h

PM2.5 Station

479h · 21 stations

Temperature GFS model

80pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-06-09	27	13–42	6.6 µg/m³	14h	11
2026-06-08	25	14–35	6.0 µg/m³	24h	16
2026-06-07	24	8–45	5.8 µg/m³	24h	17
2026-06-06	36	18–58	8.6 µg/m³	24h	18
2026-06-05	31	24–40	7.5 µg/m³	24h	18
2026-06-04	30	17–48	7.2 µg/m³	24h	16
2026-06-03	25	11–33	5.9 µg/m³	24h	16
2026-06-02	20	13–36	4.8 µg/m³	24h	15
2026-06-01	43	22–63	10.7 µg/m³	24h	14
2026-05-31	56	43–82	14.4 µg/m³	24h	11
2026-05-30	46	32–109	11.7 µg/m³	24h	15
2026-05-29	37	17–51	8.9 µg/m³	24h	12
2026-05-28	34	20–56	8.1 µg/m³	24h	14
2026-05-27	26	13–48	6.1 µg/m³	24h	16
2026-05-26	28	14–40	6.8 µg/m³	24h	14
2026-05-25	34	26–51	8.1 µg/m³	24h	14
2026-05-24	31	19–49	7.4 µg/m³	24h	15
2026-05-23	30	18–46	7.2 µg/m³	24h	17
2026-05-22	28	17–45	6.7 µg/m³	24h	15
2026-05-21	28	10–42	6.8 µg/m³	24h	10
2026-05-20	29	23–39	7.0 µg/m³	9h	18

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