What is the air quality trend in Putian?

Over the past 7 days, Putian had an average AQI of 57 based on station measurements. The worst day was 2026-05-23 with AQI 70.

How is Putian air quality measured?

Air quality in Putian 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 Putian, China

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

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

Current AQI
Moderate Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

160h

PM2.5 Station

160h · 4 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-05-28	52	30–81	13.9 µg/m³	24h	4
2026-05-27	55	28–119	15.0 µg/m³	22h	4
2026-05-26	54	33–71	14.7 µg/m³	22h	4
2026-05-25	55	31–104	14.6 µg/m³	24h	4
2026-05-24	54	25–86	14.8 µg/m³	24h	4
2026-05-23	70	35–237	25.5 µg/m³	22h	3
2026-05-22	61	25–140	17.5 µg/m³	22h	4

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