Dome Seasonal Pollution
Dome usually records its highest OpenAQ-derived EPA AQI in December and its cleanest month in October. The page uses OpenAQ-derived daily history for 2 mapped monitoring locations in Greater Accra, Ghana.
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Average EPA AQI
87
Rank 2 of 5 cities by average AQI
PM2.5
28.0
ug/m3 annualized city average
Seasonality
December
Cleanest: October
Health indicator
1.3
cigarette-equivalent per day
Yearly EPA AQI trend
Seasonal EPA AQI heatmap
JanFebMarAprMayJunJulAugSepOctNovDec
Dome
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-
-
-
-
-
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83
69
66
89
124
What this seasonality page measures
Find each city's worst and cleanest months from daily OpenAQ-derived EPA AQI.
For Dome, the current global analytics build covers 134 daily rows from 2024-08-20 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.