SmogRank / World / Hong Kong / December 2024

Most polluted cities in Hong Kong, December 2024

13 cities in Hong Kong ranked by their average PM2.5 over the 31 days. Worst: Tuen Mun at 39.1 µg/m³, #39 of 2,078 cities in the world. Cleanest: Aberdeen at 25.6. A city needs measurements on 70% of the days to be ranked.

← Tuen Mun 39.1 µg/m³ 30 µg/m³0
Every city in Hong Kong ranked for December 2024, one column each, worst on the left and cleanest on the right; height is PM2.5 in µg/m³. Point at it to read a city; tap to open it.
  1. 1Tuen MunTuen Mun
    110
  2. 2Wan ChaiWan Chai
    106
  3. 3Tin Shui WaiYuen Long
    99
  4. 4San Tung Chung HangIslands
    98
  5. 5Tai PoTai Po
    93
  6. 6Mong KokYau Tsim Mong District
    91
  7. 7Kwai ChungKwai Tsing District
    90
  8. 8Tsuen WanTsuen Wan
    88
  9. 9VictoriaCentral and Western
    87
  10. 10Sham Shui PoSham Shui Po District
    87
  11. 11Sha TinSha Tin
    85
  12. 12Sau Mau PingKwun Tong District
    85
  13. 13AberdeenSouthern District
    82
Good0–50
Moderate51–100
Sensitive groups101–150
Unhealthy151–200
Very unhealthy201–300
Hazardous301+

The US EPA's Air Quality Index for PM2.5 (2024 breakpoints). Show values as: µg/m³ · US AQI · India AQI · China AQI · European AQI · UK DAQI · Canada AQHI+. About the scales

All cities in the world, December 2024 · Hong Kong now

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SmogRank, most polluted cities in Hong Kong, PM2.5, December 2024, smogrank.com/hk/history/2024-12 (accessed 2 Oct 2026).

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