What is the air quality trend in Yaoundé?

Over the past 15 days, Yaoundé had an average AQI of 64 based on station measurements. The worst day was 2026-09-02 with AQI 79.

How is Yaoundé air quality measured?

Air quality in Yaoundé 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 Yaoundé, Cameroon

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

Historical PM2.5 and AQI trend from monitoring stations near Yaoundé, Cameroon.

Current AQI
Moderate Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

333h

PM2.5 Station

333h · 4 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-09-07	39	21–57	9.6 µg/m³	9h	6
2026-09-06	59	29–86	16.3 µg/m³	24h	9
2026-09-05	67	34–124	20.3 µg/m³	24h	9
2026-09-04	76	53–98	23.7 µg/m³	24h	10
2026-09-03	72	46–98	22.1 µg/m³	24h	9
2026-09-02	79	61–96	25.7 µg/m³	24h	9
2026-09-01	72	45–147	22.2 µg/m³	24h	8
2026-08-31	58	18–111	16.5 µg/m³	24h	9
2026-08-30	58	25–94	16.4 µg/m³	24h	9
2026-08-29	62	28–117	18.0 µg/m³	24h	8
2026-08-28	54	20–85	14.7 µg/m³	24h	5
2026-08-27	68	44–107	20.2 µg/m³	24h	9
2026-08-26	65	31–94	19.2 µg/m³	24h	9
2026-08-25	64	18–114	18.9 µg/m³	24h	8
2026-08-24	72	56–92	22.1 µg/m³	12h	7

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