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2017-2022
World's most polluted cities
Most polluted city ranking based on annual average PM2.5 concentration (μg/m³)
2022
World Air Quality Report
PM2.5 legend
0-5
Meets WHO guideline
5.1-10
Exceeds by 1 to 2 times
10.1-15
Exceeds by 2 to 3 times
15.1-25
Exceeds by 3 to 5 times
25.1-35
Exceeds by 5 to 7 times
35.1-50
Exceeds by 7 to 10 times
>50.1
Exceeds by over 10 times
Rank | City | 2022 | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | 2021 | 2020 | 2019 | 2018 | 2017 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 |  Herceg-Novi, Montenegro | 53.9 | 109.2 | 105 | 94.1 | 61.2 | 13.5 | 30.4 | 32.9 | 38.1 | 21.8 | 27 | 104.9 | 65.4 | 35.2 | -- | -- | -- | -- |
| 2 |  Krasnoyarsk, Russia | 51.7 | 133.1 | 114.1 | 46.2 | 49.4 | 83.5 | 28.1 | 28.7 | 22.2 | 25.6 | 18.5 | 24.4 | 51.2 | 49.8 | 14.7 | 17.7 | 23.1 | 16.4 |
| 3 |  Tuzla, Bosnia Herzegovina | 49.4 | 105.4 | 55.4 | 69.3 | 37.7 | 28.4 | 23.4 | 20.4 | 25.6 | 29.4 | 56.7 | 81.4 | 81.4 | 33.2 | 32.1 | 35.3 | 43.1 | -- |
| 4 | Zenica, Bosnia Herzegovina | 48.6 | 138.1 | 110.5 | 10.6 | 19.8 | 18.4 | 20.6 | 15.8 | 18.8 | 19.6 | 42.2 | 44.8 | 71.7 | 76.8 | 27.7 | 34.8 | -- | -- |
| 5 | Pale, Bosnia Herzegovina | 45.7 | 80.5 | 44 | 61.8 | -- | -- | -- | 22 | 21.9 | 19.9 | 46.6 | 52.9 | 53.5 | 38.8 | -- | -- | -- | -- |
| 6 | Prijedor, Bosnia Herzegovina | 44.1 | 88.5 | 49.4 | 65.7 | 31.9 | 22.1 | 19 | 16.5 | 16.2 | 23.5 | 62 | 80.6 | 85.2 | 42.2 | -- | -- | -- | -- |
| 7 | Ilidza, Bosnia Herzegovina | 43.1 | 152.3 | 124.2 | 2.7 | 11.3 | 10.5 | 11.9 | 9.9 | 10.3 | 9.8 | 32.2 | 41.9 | 67.6 | 52.6 | -- | -- | -- | -- |
| 8 |  Novi Pazar, Serbia | 41.7 | 108.9 | 72.3 | 53.6 | 24.7 | 15.3 | 14.6 | 12.4 | 14.5 | 16.3 | 37 | 49.9 | 75.4 | 46.6 | -- | -- | -- | -- |
| 9 | Doboj, Bosnia Herzegovina | 40.8 | 81.7 | 44.7 | 52.4 | 25.1 | 22 | 21.6 | 19.8 | 23.3 | 26.5 | 53.3 | 59.2 | 65.4 | -- | -- | -- | -- | -- |
| 10 | Uzice, Serbia | 40 | 54 | 36.6 | 46.8 | 27.9 | 23.1 | 22.4 | 16.6 | 21.4 | 22.7 | 47.5 | 54.5 | 87.4 | 32.1 | 31.7 | -- | -- | -- |
| 11 | Bijelo Polje, Montenegro | 39.6 | 33.8 | 35.2 | 42 | 35.9 | 18.8 | 18.3 | 24.9 | 19.6 | 30.2 | 52.3 | 73 | 83.4 | -- | -- | -- | -- | -- |
| 12 | Gornji Milanovac, Serbia | 39.5 | 82.1 | 58.4 | 53.6 | 17 | 9.7 | 10.8 | 13 | 16.7 | 13.3 | 33 | 46.4 | 66.6 | 32.5 | -- | -- | -- | -- |
| 13 | Sokolac, Bosnia Herzegovina | 37.2 | 81.5 | 43.7 | 54.4 | 26.1 | 21.3 | 19.9 | 19.2 | 21.6 | 21 | 47 | 49.7 | 48.6 | 31.9 | -- | -- | -- | -- |
| 14 | Banja Luka, Bosnia Herzegovina | 37.1 | 69.3 | 46.6 | 50.4 | 21.7 | 17.8 | 15.5 | 12.3 | 14.2 | 12.7 | 44.6 | 59.3 | 80.3 | 26.4 | 25 | -- | -- | -- |
| 15 |  Karlovac, Croatia | 37 | 97.6 | 54.2 | 59.9 | 22.1 | 16.1 | 12.1 | 11.5 | 13 | 15.6 | 45.2 | 62.5 | 51.5 | 59.9 | -- | -- | -- | -- |
| 16 | Cacak, Serbia | 35.7 | 80.5 | 59.5 | 54.5 | 20.5 | 11.9 | 13.1 | 10.5 | 14.1 | 15 | 34.2 | 50.1 | 65.3 | 41.5 | 30.3 | -- | -- | -- |
| 17 | Bosanska Krupa, Bosnia Herzegovina | 34.7 | 86.3 | 47.3 | 58.7 | 26 | 17.1 | 14.5 | 11.9 | 13.6 | 12.8 | 35 | 51.5 | 54 | 29.3 | -- | -- | -- | -- |
| 18 | Gradiska, Bosnia Herzegovina | 34.6 | 71 | 46.9 | 50.2 | 21.6 | 15.8 | 13.8 | 10.9 | 12.8 | 17 | 46.9 | 52.7 | 54.8 | 34.9 | -- | -- | -- | -- |
| 19 | Laktasi, Bosnia Herzegovina | 34.6 | 62.5 | 45.4 | 50.7 | 29.1 | 17.4 | 15.4 | 11.6 | 14.1 | 15.2 | 41 | 53 | 55.3 | 42.8 | -- | -- | -- | -- |
| 20 | Lukavica, Bosnia Herzegovina | 34.6 | 83.9 | 45.6 | 37.2 | 18.6 | 16.9 | 15.7 | 16.4 | 17.8 | 15.6 | 27.7 | 57.4 | 64.9 | 34.1 | -- | -- | -- | -- |
| 21 | Pljevlja, Montenegro | 34.5 | 23.6 | 32.2 | 40.9 | 30 | 16 | 12.8 | 14.9 | 13.5 | 16 | 45.4 | 59 | 102.8 | -- | -- | -- | -- | -- |
| 22 | Jajce, Bosnia Herzegovina | 33.5 | 59.5 | 38.4 | 40.2 | 20.3 | 21.5 | 16.4 | 14 | 21.7 | 15.4 | 36.7 | 41.5 | 45.9 | 29.7 | -- | -- | -- | -- |
| 23 | Vranje, Serbia | 32.5 | -- | 63 | 56.3 | 26.2 | 13.7 | 10.8 | 9.9 | 22.7 | 18 | 39.4 | 72.3 | 64.2 | -- | -- | -- | -- | -- |
| 24 | Sarajevo, Bosnia Herzegovina | 32.4 | 90.3 | 37.5 | 36.7 | 15.4 | 13.6 | 13.2 | 12 | 14.8 | 11 | 29.5 | 50.4 | 63.8 | 29.7 | 42.5 | 34.1 | 38.4 | -- |
| 25 | Lazarevac, Serbia | 32.2 | 52.8 | 34 | 44.2 | 21 | 14 | 14.4 | 22.2 | 17.6 | 15.9 | 41.4 | 54.4 | 56.8 | 24.6 | -- | -- | -- | -- |
| 26 |  Orzesze, Poland | 32.1 | 48.9 | 30.8 | 49.3 | 27.7 | 10.8 | 6.3 | 6.4 | 8.3 | 7.5 | 22.6 | 57.2 | 56.6 | 38.2 | 44.1 | -- | -- | -- |
| 27 | Nis, Serbia | 31.9 | 74.8 | 47.6 | 44.5 | 18.8 | 9.7 | 9.8 | 9.9 | 14.1 | 13.2 | 28.4 | 51 | 61.6 | 29 | 32 | 32.4 | -- | -- |
| 28 | Valjevo, Serbia | 31.8 | 61.6 | 49.5 | 44.5 | 19.9 | 13.2 | 12.8 | 11.2 | 13.6 | 14.9 | 28.5 | 47 | 70.9 | 34.7 | 41.5 | 37.9 | -- | -- |
| 29 | Ksawerow, Poland | 30.8 | 32.1 | 27.3 | 52.1 | 32.3 | 17.7 | 17.8 | 5.7 | 18.1 | 18.4 | 48.3 | 57.7 | 43.8 | 31.9 | 28.7 | 28.7 | -- | -- |
| 30 | Ilijaš, Bosnia Herzegovina | 29.9 | 49 | 47 | 34.4 | 16.8 | 18.3 | 16.9 | 17.3 | 20.9 | 16.4 | 41.5 | 57.4 | 59.9 | 33.7 | -- | -- | -- | -- |
| 31 |  Santana de Mures, Romania | 29.7 | 61.7 | -- | -- | -- | 15.6 | 13.2 | 12.9 | 15.5 | 13.2 | 34.2 | 51.1 | 57.2 | 28.3 | -- | -- | -- | -- |
| 32 | Bihac, Bosnia Herzegovina | 29.5 | 61.2 | 38.7 | 56.1 | 27.8 | 14.1 | 19.5 | 15.3 | 16.8 | 12.1 | 35.3 | 39.5 | 40.9 | 33 | -- | -- | -- | -- |
| 33 |  Kicevo, North Macedonia | 28.9 | 67.3 | 62.5 | 44.4 | 19 | 13 | 9.8 | 10.7 | 8.6 | 9 | 29.4 | 52 | 72.2 | 25 | -- | -- | -- | -- |
| 34 |  Santa Cristina, Italy | 28.8 | 44.1 | 30.9 | 39.6 | 18.8 | 19.9 | 17.9 | 15.7 | 16 | 17.1 | 39.6 | 45.4 | 37.8 | 34.4 | -- | 27.1 | -- | -- |
| 35 | Milano, Italy | 28.6 | 66.3 | 45.5 | 46.7 | 18.4 | 14.7 | 14.3 | 12.6 | 9.6 | 11.4 | 35.7 | 35.3 | 33.8 | 22.9 | 28.4 | 23.3 | 22.1 | 27.8 |
| 36 | Kosjeric, Serbia | 28.6 | 55.2 | 44.2 | 44.9 | 18.2 | 12.7 | 13.3 | 10 | 12.7 | 13.8 | 29.4 | 34.6 | 56.3 | 35.5 | 36.7 | 28.8 | -- | -- |
| 37 | Stepojevac, Serbia | 28.3 | 53.3 | 33.9 | 46.6 | 22.9 | 14.6 | 14.6 | 12.6 | 17.4 | 12.9 | 28.9 | 42.8 | 39.5 | 30.2 | -- | -- | -- | -- |
| 38 | Ojdula, Romania | 28.1 | 42.8 | 43.6 | 41.6 | 22.5 | 15.6 | 12.8 | 13.7 | 16.3 | 14.6 | 28.5 | 41.9 | 50.3 | 30.3 | -- | -- | -- | -- |
| 39 | Zemun, Serbia | 27.7 | 50.8 | 32.6 | 45.2 | 20.1 | 14.5 | 13.4 | 13.3 | 15.6 | 14.6 | 29.8 | 36.6 | 43.5 | 26.4 | -- | -- | -- | -- |
| 40 | Zvornik, Bosnia Herzegovina | 26.8 | -- | 27.7 | 44.6 | 20.4 | 18.6 | 18.5 | 15.8 | 18.8 | 15.4 | 32.5 | 41.1 | 43.2 | 25.7 | -- | -- | -- | -- |
| 41 | Gaggiano, Italy | 26.8 | 48 | 31.5 | 39 | 18.6 | 18.4 | 15.6 | 13.2 | 11.1 | 14.2 | 34.8 | 39 | 38.5 | 27.3 | 32.7 | -- | -- | -- |
| 42 | Drinic, Bosnia Herzegovina | 26.7 | 54.1 | 30.3 | 49.6 | 21.1 | 18.9 | 15.9 | 15.6 | 16.4 | 12.4 | 33 | 30.9 | 34.9 | 23.8 | -- | -- | -- | -- |
| 43 | Tetovo, North Macedonia | 26.7 | 50.6 | 48.7 | 33.9 | 16.6 | 16.4 | 15 | 14.5 | 14.7 | 13.7 | 23.2 | 49.3 | 68.1 | 26.6 | 24.5 | -- | -- | -- |
| 44 | Prokuplje, Serbia | 26.7 | -- | -- | -- | 17.4 | 11.5 | 11.6 | 10.1 | 15.6 | 17 | 41.7 | 62.9 | 52.1 | -- | -- | -- | -- | -- |
| 45 | Skopje, North Macedonia | 26.6 | 47.4 | 35 | 30 | 15.6 | 13.7 | 12.4 | 11.6 | 11.8 | 14.2 | 29.9 | 42.6 | 56.2 | 27.7 | 30.6 | 32.4 | -- | -- |
| 46 | Cluj-Napoca, Romania | 26.4 | 40.7 | 35.4 | 38.3 | 19.4 | 15.4 | 13.5 | 12.5 | 15.1 | 14.7 | 29.7 | 39.8 | 42.3 | 20.1 | 13.1 | 15.7 | 21.4 | -- |
| 47 | Kozarska Dubica, Bosnia Herzegovina | 26.1 | -- | 38.1 | 45.2 | 20.4 | 13.5 | 11.6 | 9.4 | 10.7 | 12.2 | 36.9 | 52 | 52.7 | 26.2 | -- | -- | -- | -- |
| 48 | Gostivar, North Macedonia | 26 | 47.9 | 42.3 | 31.8 | 15.6 | 13 | 12 | 12.7 | 12.2 | 10.6 | 22.7 | 38.6 | 62.2 | 21.7 | -- | -- | -- | -- |
| 49 |  Vushtrri, Kosovo | 25.9 | 50.6 | 40.4 | 33.1 | 16.1 | 14.3 | 15 | 14.6 | 16 | 13.9 | 29.8 | 44.1 | 31.3 | 29.4 | 34.3 | -- | -- | -- |
| 50 | Gjorce Petro, North Macedonia | 25.9 | 46.3 | 37.7 | 34 | 15.9 | 13.4 | 12.4 | 11.6 | 15.2 | 13.3 | 22.7 | 51.7 | 84.2 | 27 | -- | -- | -- | -- |
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