What is the air quality trend in Noshiro?

Over the past 15 days, Noshiro had an average AQI of 53 based on station measurements. The worst day was 2026-10-14 with AQI 88.

How is Noshiro air quality measured?

Air quality in Noshiro 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 Noshiro, Japan

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

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

Current AQI
Moderate CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

116h

PM2.5 Station

116h · 1 station

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-10-21	34	14–50	8.2 µg/m³	4h	1
2026-10-20	27	9–53	6.6 µg/m³	9h	1
2026-10-19	78	30–176	33.4 µg/m³	7h	1
2026-10-18	34	17–46	8.1 µg/m³	7h	1
2026-10-17	48	21–156	14.9 µg/m³	8h	1
2026-10-16	39	13–78	10.9 µg/m³	7h	1
2026-10-15	60	21–132	19.0 µg/m³	8h	1
2026-10-14	88	13–183	37.7 µg/m³	9h	1
2026-10-13	74	38–125	23.5 µg/m³	5h	1
2026-10-12	64	25–166	23.1 µg/m³	8h	1
2026-10-11	57	21–74	16.2 µg/m³	6h	1
2026-10-10	56	13–158	18.8 µg/m³	6h	1
2026-10-09	69	13–169	26.5 µg/m³	7h	1
2026-10-08	42	2–109	12.4 µg/m³	18h	1
2026-10-07	39	9–74	10.5 µg/m³	7h	1

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