What is the air quality trend in Jiulongshan?

Over the past 15 days, Jiulongshan had an average AQI of 63 based on station measurements. The worst day was 2026-06-02 with AQI 81.

How is Jiulongshan air quality measured?

Air quality in Jiulongshan 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 Jiulongshan, China

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

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

Current AQI
Moderate Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

239h

PM2.5 Station

239h · 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	20–83	14.9 µg/m³	7h	2
2026-06-08	53	30–74	14.0 µg/m³	17h	2
2026-06-07	59	32–114	17.1 µg/m³	19h	1
2026-06-06	52	26–104	14.3 µg/m³	18h	2
2026-06-05	65	38–114	19.3 µg/m³	17h	1
2026-06-04	69	34–134	21.2 µg/m³	19h	2
2026-06-03	65	21–107	19.6 µg/m³	19h	2
2026-06-02	81	52–142	26.1 µg/m³	17h	2
2026-06-01	75	53–147	23.2 µg/m³	18h	2
2026-05-31	68	25–122	20.5 µg/m³	21h	1
2026-05-30	70	47–108	21.3 µg/m³	15h	2
2026-05-29	58	42–84	16.1 µg/m³	14h	2
2026-05-28	68	35–99	20.9 µg/m³	15h	2
2026-05-27	60	19–93	17.6 µg/m³	16h	2
2026-05-26	55	27–72	15.3 µg/m³	7h	2

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