What is the air quality trend in Chaohu?

Over the past 15 days, Chaohu had an average AQI of 58 based on station measurements. The worst day was 2026-09-04 with AQI 80.

How is Chaohu air quality measured?

Air quality in Chaohu 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 Chaohu, China

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

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

Current AQI
Moderate CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

319h

PM2.5 Station

319h · 1 station

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-09-05	66	22–117	19.8 µg/m³	17h	2
2026-09-04	80	46–128	25.9 µg/m³	24h	2
2026-09-03	70	34–151	21.4 µg/m³	22h	2
2026-09-02	60	34–85	16.7 µg/m³	24h	2
2026-09-01	48	23–79	12.6 µg/m³	21h	2
2026-08-31	53	18–87	14.6 µg/m³	20h	2
2026-08-30	65	25–91	19.0 µg/m³	24h	2
2026-08-29	67	13–127	20.2 µg/m³	23h	2
2026-08-28	56	27–95	15.7 µg/m³	24h	2
2026-08-27	61	39–102	17.1 µg/m³	24h	2
2026-08-26	56	32–117	15.3 µg/m³	22h	2
2026-08-25	51	13–141	14.1 µg/m³	23h	2
2026-08-24	46	20–99	12.4 µg/m³	23h	2
2026-08-23	53	13–104	14.9 µg/m³	24h	2
2026-08-22	44	14–91	13.0 µg/m³	4h	2

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