SmogRank / Countries / Taiwan / July 2026

Most polluted cities in Taiwan, July 2026

41 cities in Taiwan ranked by their average PM2.5 over the 31 days. Worst: Yuanlin at 11.2 µg/m³, #852 of 2,262 cities in the world. Cleanest: Hengchun at 4.5. A city needs measurements on 70% of the days to be ranked.

  1. 1YuanlinTaiwan
    11.2
  2. 2FengshanTakao
    10.9
  3. 3ShulinTaipei
    10.8
  4. 4XizhiTaipei
    9.9
  5. 5ErlunTaiwan
    9.7
  6. 6New Taipei CityTaipei
    9.5
  7. 7JinchengFukien
    9.4
  8. 8DaxiTaiwan
    9.3
  9. 9TaipeiTaiwan
    9.1
  10. 9BuziTaiwan
    9.1
  11. 11NantouTaiwan
    9.0
  12. 12ErlinTaiwan
    8.9
  13. 13DouliuTaiwan
    8.8
  14. 13HsinchuTaiwan
    8.8
  15. 15ChanghuaTaiwan
    8.7
  16. 15TaoyuanTaiwan
    8.7
  17. 17BeigangTaiwan
    8.6
  18. 17NeiliTaiwan
    8.6
  19. 19YongkangTaiwan
    8.4
  20. 20KaohsiungTakao
    8.1
  21. 20ZhushanTaiwan
    8.1
  22. 22YilanTaiwan
    8.0
  23. 23TaichungTaiwan
    7.9
  24. 24ZhubeiTaiwan
    7.8
  25. 25MiaoliTaiwan
    7.7
  26. 26TainanTaiwan
    7.6
  27. 27KeelungTaiwan
    7.5
  28. 28SanzhiTaipei
    7.4
  29. 28Chiayi CityTaiwan
    7.4
  30. 30ChaozhouTaiwan
    7.2
  31. 31XizhouTaiwan
    7.0
  32. 32PuliTaiwan
    6.9
  33. 32ZhudongTaiwan
    6.9
  34. 34XinyingTaiwan
    6.4
  35. 35ToufenTaiwan
    6.3
  36. 35MagongTaiwan
    6.3
  37. 35Hualien CityTaiwan
    6.3
  38. 38LuguTaiwan
    5.9
  39. 39TaibaoTaiwan
    5.8
  40. 40TaitungTaiwan
    5.2
  41. 41HengchunTaiwan
    4.5
Good0–9.0
Moderate9.1–35.4
Sensitive groups35.5–55.4
Unhealthy55.5–125.4
Very unhealthy125.5–225.4
Hazardous225.5+

All cities in the world, July 2026 · Taiwan now