What is the air quality trend in Suzhou?

Over the past 7 days, Suzhou had an average AQI of 77 based on station measurements. The worst day was 2026-10-15 with AQI 100.

How is Suzhou air quality measured?

Air quality in Suzhou 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 Suzhou, China

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

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

Current AQI
Moderate CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

158h

PM2.5 Station

158h · 2 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-10-20	68	27–111	20.8 µg/m³	23h	5
2026-10-19	82	33–146	26.7 µg/m³	24h	6
2026-10-18	59	21–90	16.9 µg/m³	24h	4
2026-10-17	65	42–96	18.9 µg/m³	24h	5
2026-10-16	81	52–154	26.4 µg/m³	23h	7
2026-10-15	100	73–154	34.5 µg/m³	24h	6
2026-10-14	85	30–131	28.3 µg/m³	16h	3

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