SmogRank / World / Hong Kong / November 2025

Most polluted cities in Hong Kong, November 2025

13 cities in Hong Kong ranked by their average PM2.5 over the 30 days. Worst: Wan Chai at 25.0 µg/m³, #362 of 2,370 cities in the world. Cleanest: Sha Tin at 15.5. A city needs measurements on 70% of the days to be ranked.

← Wan Chai 25.0 µg/m³ 20 µg/m³0
Every city in Hong Kong ranked for November 2025, 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. 1Wan ChaiWan Chai
    81
  2. 2Tuen MunTuen Mun
    78
  3. 3Tin Shui WaiYuen Long
    71
  4. 4San Tung Chung HangIslands
    71
  5. 5Mong KokYau Tsim Mong District
    68
  6. 6Tai PoTai Po
    68
  7. 7Sham Shui PoSham Shui Po District
    67
  8. 7FanlingNorth District
    67
  9. 9Kwai ChungKwai Tsing District
    66
  10. 10Tsuen WanTsuen Wan
    66
  11. 11Sau Mau PingKwun Tong District
    65
  12. 12VictoriaCentral and Western
    64
  13. 13Sha TinSha Tin
    63
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, November 2025 · Hong Kong now

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SmogRank, most polluted cities in Hong Kong, PM2.5, November 2025, smogrank.com/hk/history/2025-11 (accessed 2 Oct 2026).

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