What is the air quality trend in Phúc Yên?

Over the past 8 days, Phúc Yên had an average AQI of 81 based on station measurements. The worst day was 2026-10-14 with AQI 138.

How is Phúc Yên air quality measured?

Air quality in Phúc Yên 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 Phúc Yên, Vietnam

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

Historical PM2.5 and AQI trend from monitoring stations near Phúc Yên, Vietnam.

Current AQI
Moderate Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

165h

PM2.5 Station

165h · 1 station

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-10-20	63	36–96	18.0 µg/m³	25.2	20h	1
2026-10-19	40	24–68	10.0 µg/m³	16.4	23h	1
2026-10-18	64	24–148	19.0 µg/m³	28.0	24h	1
2026-10-17	67	43–151	19.8 µg/m³	27.8	23h	1
2026-10-16	73	47–124	22.7 µg/m³	28.9	24h	1
2026-10-15	91	68–157	31.1 µg/m³	37.6	24h	1
2026-10-14	138	109–162	52.9 µg/m³	66.0	24h	1
2026-10-13	114	85–144	40.5 µg/m³	63.6	3h	1

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