What is the air quality trend in Yibin?

Over the past 15 days, Yibin had an average AQI of 63 based on station measurements. The worst day was 2026-09-05 with AQI 78.

How is Yibin air quality measured?

Air quality in Yibin 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 Yibin, China

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

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

109

Current AQI
Unhealthy for sensitive groups Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

332h

PM2.5 Station

332h · 2 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-09-05	78	54–120	24.8 µg/m³	17h	4
2026-09-04	76	54–139	24.0 µg/m³	24h	5
2026-09-03	70	48–96	21.1 µg/m³	24h	4
2026-09-02	57	38–74	15.3 µg/m³	24h	4
2026-09-01	64	40–115	18.1 µg/m³	23h	4
2026-08-31	54	22–81	14.4 µg/m³	24h	4
2026-08-30	65	45–106	19.0 µg/m³	24h	4
2026-08-29	66	40–84	19.5 µg/m³	24h	4
2026-08-28	62	32–121	17.8 µg/m³	24h	4
2026-08-27	62	42–89	17.6 µg/m³	24h	5
2026-08-26	57	39–78	15.4 µg/m³	24h	4
2026-08-25	51	35–76	13.1 µg/m³	24h	4
2026-08-24	60	36–87	16.6 µg/m³	24h	5
2026-08-23	56	30–81	15.3 µg/m³	24h	4
2026-08-22	71	55–92	21.6 µg/m³	4h	4

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