What is the air quality trend in Zhoushan?

Over the past 8 days, Zhoushan had an average AQI of 62 based on station measurements. The worst day was 2026-05-29 with AQI 70.

How is Zhoushan air quality measured?

Air quality in Zhoushan 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 Zhoushan, China

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

Historical PM2.5 and AQI trend from monitoring stations near Zhoushan, China.

Current AQI
Moderate Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

146h

PM2.5 Station

146h · 2 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-05-29	70	49–89	21.2 µg/m³	—	14h	4
2026-05-28	66	12–132	19.9 µg/m³	—	19h	3
2026-05-27	57	10–123	16.1 µg/m³	—	21h	3
2026-05-26	63	34–149	18.4 µg/m³	—	21h	3
2026-05-25	52	13–87	14.3 µg/m³	—	22h	2
2026-05-24	63	35–122	18.4 µg/m³	—	18h	2
2026-05-23	68	38–114	20.8 µg/m³	12.0	22h	3
2026-05-22	63	48–91	17.9 µg/m³	12.1	9h	4

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