What is the air quality trend in Haining?

Over the past 15 days, Haining had an average AQI of 59 based on station measurements. The worst day was 2026-05-29 with AQI 73.

How is Haining air quality measured?

Air quality in Haining 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 Haining, China

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

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

Current AQI
Moderate Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

329h

PM2.5 Station

329h · 10 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-05-30	61	46–74	16.9 µg/m³	8h	13
2026-05-29	73	44–95	22.7 µg/m³	24h	15
2026-05-28	56	28–67	14.8 µg/m³	24h	12
2026-05-27	60	33–78	16.8 µg/m³	24h	14
2026-05-26	63	45–80	17.9 µg/m³	24h	13
2026-05-25	56	42–108	14.8 µg/m³	24h	11
2026-05-24	67	9–120	20.2 µg/m³	24h	11
2026-05-23	59	42–103	16.3 µg/m³	24h	13
2026-05-22	68	46–105	20.2 µg/m³	24h	11
2026-05-21	71	42–106	21.8 µg/m³	22h	9
2026-05-20	48	27–74	12.2 µg/m³	24h	16
2026-05-19	54	33–83	14.2 µg/m³	24h	18
2026-05-18	47	5–58	11.4 µg/m³	24h	17
2026-05-17	52	39–72	13.2 µg/m³	23h	16
2026-05-16	50	28–78	13.3 µg/m³	12h	11

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