What is the air quality trend in Huai'an?

Over the past 7 days, Huai'an had an average AQI of 72 based on station measurements. The worst day was 2026-10-14 with AQI 100.

How is Huai'an air quality measured?

Air quality in Huai'an 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 Huai'an, China

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

Historical PM2.5 and AQI trend from monitoring stations near Huai'an, China.

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

115h

PM2.5 Station

115h · 1 station

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-10-20	63	14–130	19.3 µg/m³	21h	1
2026-10-19	69	34–112	21.3 µg/m³	19h	1
2026-10-18	58	29–149	16.7 µg/m³	20h	1
2026-10-17	60	28–93	17.6 µg/m³	17h	1
2026-10-16	80	46–107	25.7 µg/m³	16h	1
2026-10-15	77	42–154	24.5 µg/m³	14h	1
2026-10-14	100	59–154	34.7 µg/m³	8h	1

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