What is the air quality trend in Wakkanai?

Over the past 15 days, Wakkanai had an average AQI of 39 based on station measurements. The worst day was 2026-07-30 with AQI 53.

How is Wakkanai air quality measured?

Air quality in Wakkanai 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 Wakkanai, Japan

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

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

Current AQI
Good CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

151h

PM2.5 Station

151h · 1 station

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-08-08	32	32–32	7.7 µg/m³	2h	1
2026-08-07	27	8–45	6.4 µg/m³	12h	1
2026-08-06	42	30–68	10.6 µg/m³	8h	1
2026-08-05	43	15–61	11.0 µg/m³	7h	1
2026-08-04	40	7–61	9.8 µg/m³	12h	1
2026-08-03	35	14–70	9.0 µg/m³	13h	1
2026-08-02	46	9–82	12.7 µg/m³	8h	1
2026-08-01	49	5–74	13.4 µg/m³	9h	1
2026-07-31	49	11–85	13.2 µg/m³	15h	1
2026-07-30	53	27–94	14.0 µg/m³	12h	1
2026-07-29	35	15–53	8.4 µg/m³	10h	1
2026-07-28	34	20–61	8.5 µg/m³	8h	1
2026-07-27	23	4–50	5.6 µg/m³	9h	1
2026-07-26	41	14–127	11.1 µg/m³	14h	1
2026-07-25	37	9–63	9.3 µg/m³	12h	1

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