What is the air quality trend in Longgang?

Over the past 14 days, Longgang had an average AQI of 63 based on station measurements. The worst day was 2026-07-19 with AQI 78.

How is Longgang air quality measured?

Air quality in Longgang 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 Longgang, China

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

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

Current AQI
Moderate CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

332h

PM2.5 Station

332h · 3 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-07-21	64	25–104	18.9 µg/m³	24h	3
2026-07-20	73	40–102	22.6 µg/m³	24h	3
2026-07-19	78	57–134	24.5 µg/m³	23h	3
2026-07-18	63	35–97	18.2 µg/m³	24h	3
2026-07-17	57	32–75	15.8 µg/m³	24h	3
2026-07-16	68	50–112	20.1 µg/m³	23h	4
2026-07-15	68	52–104	20.0 µg/m³	23h	3
2026-07-14	59	31–95	16.4 µg/m³	24h	3
2026-07-13	52	30–69	13.4 µg/m³	24h	3
2026-07-12	53	30–81	14.2 µg/m³	24h	3
2026-07-11	61	42–89	17.1 µg/m³	24h	3
2026-07-10	62	44–88	17.3 µg/m³	24h	3
2026-07-09	65	40–89	18.7 µg/m³	23h	3
2026-07-08	68	32–120	20.6 µg/m³	24h	3

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