Accra Health Impact
Accra averaged 20.8 ug/m3 PM2.5, equal to 4.2x the WHO annual PM2.5 guideline and about 0.9 cigarettes per day by the simple AQI Now indicator. The page uses OpenAQ-derived daily history for 10 mapped monitoring locations in Greater Accra, Ghana.
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Average EPA AQI
73
Rank 4 of 5 cities by average AQI
PM2.5
20.8
ug/m3 annualized city average
Seasonality
December
Cleanest: April
Health indicator
0.9
cigarette-equivalent per day
Yearly EPA AQI trend
Seasonal EPA AQI heatmap
JanFebMarAprMayJunJulAugSepOctNovDec
Accra
-
-
77
57
57
66
71
67
68
64
78
111
What this health page measures
Translate PM2.5 exposure into WHO exceedance and a simple cigarette-equivalent indicator.
For Accra, the current global analytics build covers 262 daily rows from 2024-03-19 to 2024-12-31. The calculations normalize PM2.5 and PM10 observations into US EPA AQI bands so country, city, and tool pages use one consistent method.