What is the air quality trend in Zigong?

Over the past 20 days, Zigong had an average AQI of 63 based on station measurements. The worst day was 2026-06-02 with AQI 80.

How is Zigong air quality measured?

Air quality in Zigong 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 Zigong, China

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

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

Current AQI
Moderate Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

476h

PM2.5 Station

476h · 3 stations

Temperature GFS model

80pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-06-08	51	24–76	13.4 µg/m³	24h	4
2026-06-07	50	29–89	13.5 µg/m³	24h	3
2026-06-06	61	34–102	17.3 µg/m³	24h	3
2026-06-05	69	44–112	20.5 µg/m³	24h	3
2026-06-04	72	41–95	22.1 µg/m³	24h	3
2026-06-03	59	39–80	16.6 µg/m³	24h	3
2026-06-02	80	31–129	25.9 µg/m³	24h	3
2026-06-01	74	34–129	23.0 µg/m³	23h	3
2026-05-31	71	28–164	23.1 µg/m³	24h	3
2026-05-30	69	26–124	21.0 µg/m³	24h	3
2026-05-29	66	31–95	19.4 µg/m³	23h	3
2026-05-28	62	30–96	17.6 µg/m³	24h	3
2026-05-27	62	38–117	17.8 µg/m³	23h	3
2026-05-26	57	24–81	15.5 µg/m³	24h	3
2026-05-25	53	19–80	14.3 µg/m³	24h	3
2026-05-24	58	30–102	16.5 µg/m³	24h	3
2026-05-23	64	34–131	18.7 µg/m³	24h	3
2026-05-22	68	38–129	20.4 µg/m³	24h	3
2026-05-21	63	46–85	17.7 µg/m³	24h	3
2026-05-20	55	31–75	14.8 µg/m³	23h	3

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