What is the air quality trend in Longkong?

Over the past 15 days, Longkong had an average AQI of 62 based on station measurements. The worst day was 2026-05-30 with AQI 78.

How is Longkong air quality measured?

Air quality in Longkong 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 Longkong, China

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

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

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

283h

PM2.5 Station

283h · 1 station

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-06-09	53	40–62	13.5 µg/m³	8h	2
2026-06-08	50	28–82	13.1 µg/m³	18h	2
2026-06-07	45	21–84	11.5 µg/m³	21h	3
2026-06-06	63	13–98	18.9 µg/m³	22h	3
2026-06-05	67	29–137	20.2 µg/m³	21h	2
2026-06-04	66	15–142	19.8 µg/m³	23h	2
2026-06-03	69	50–124	20.6 µg/m³	20h	2
2026-06-02	78	36–122	25.1 µg/m³	22h	2
2026-06-01	77	55–144	24.3 µg/m³	19h	2
2026-05-31	66	34–103	19.9 µg/m³	19h	2
2026-05-30	78	42–122	24.8 µg/m³	20h	2
2026-05-29	69	42–107	20.7 µg/m³	20h	2
2026-05-28	64	6–119	19.1 µg/m³	21h	2
2026-05-27	56	20–112	15.6 µg/m³	22h	2
2026-05-26	38	25–74	9.8 µg/m³	7h	2

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