What is the air quality trend in Furano?

Over the past 20 days, Furano had an average AQI of 43 based on station measurements. The worst day was 2026-05-25 with AQI 81.

How is Furano air quality measured?

Air quality in Furano 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 Furano, Japan

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

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

Current AQI
Good CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

371h

PM2.5 Station

371h · 1 station

Temperature GFS model

80pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-06-08	27	3–50	6.4 µg/m³	19h	2
2026-06-07	39	8–107	10.4 µg/m³	20h	2
2026-06-06	40	9–116	10.7 µg/m³	18h	2
2026-06-05	27	8–66	6.6 µg/m³	19h	2
2026-06-04	36	9–153	10.1 µg/m³	16h	1
2026-06-03	37	4–143	10.4 µg/m³	17h	2
2026-06-02	35	3–79	9.4 µg/m³	16h	2
2026-06-01	58	19–102	17.0 µg/m³	20h	2
2026-05-31	51	10–92	13.5 µg/m³	20h	3
2026-05-30	48	25–97	12.6 µg/m³	20h	2
2026-05-29	39	5–64	9.7 µg/m³	20h	2
2026-05-28	37	8–63	9.2 µg/m³	16h	2
2026-05-27	44	9–118	12.2 µg/m³	19h	2
2026-05-26	36	13–64	9.0 µg/m³	20h	2
2026-05-25	81	19–500	50.6 µg/m³	14h	2
2026-05-24	47	9–175	15.7 µg/m³	21h	2
2026-05-23	40	4–73	10.4 µg/m³	17h	2
2026-05-22	37	9–106	10.1 µg/m³	19h	2
2026-05-21	59	13–144	17.4 µg/m³	22h	3
2026-05-20	48	16–125	13.2 µg/m³	18h	2

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