Shek Wai Kok Seasonal Pollution
Shek Wai Kok usually records its highest OpenAQ-derived EPA AQI in December and its cleanest month in July. The page uses OpenAQ-derived daily history for 1 mapped monitoring location in Hong Kong, Hong Kong.
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Average EPA AQI
60
Rank 6 of 11 cities by average AQI
PM2.5
15.5
ug/m3 annualized city average
Seasonality
December
Cleanest: July
Health indicator
0.7
cigarette-equivalent per day
Yearly EPA AQI trend
Seasonal EPA AQI heatmap
JanFebMarAprMayJunJulAugSepOctNovDec
Shek Wai Kok
80
66
70
61
55
38
33
53
53
64
60
89
What this seasonality page measures
Find each city's worst and cleanest months from daily OpenAQ-derived EPA AQI.
For Shek Wai Kok, the current global analytics build covers 363 daily rows from 2023-12-31 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.