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2017-2023
World's most polluted cities
Most polluted city ranking based on annual average PM2.5 concentration (μg/m³)
2023
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 | 2023 | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 51 |  Kiryat Tiv'on, Israel | 15.4 | 18.8 | 15.6 | 14.1 | 13.2 | 16.2 | 12.4 | 13.8 | 15 | 15 | 16.1 | 15.4 | 19.4 | 18.1 | 16 | 15.1 | 18.4 | 18 | 17.8 |
| 52 | Gush Etzion, Israel | 15.4 | 14.3 | 12.4 | 13.7 | 13 | 17 | 14.6 | 13.6 | 14.4 | 17.8 | 18 | 19.5 | 15.5 | 16.3 | 20.7 | -- | -- | -- | -- |
| 53 | Zikhron Ya'akov, Israel | 15.4 | 15.2 | 13.6 | 14 | 13.5 | 21.5 | 13.6 | 14.1 | 16.5 | 14.9 | 14.4 | 16.3 | 17.4 | -- | -- | -- | -- | -- | -- |
| 54 | Kfar Menahem, Israel | 15.4 | 14.9 | 13.2 | 14.3 | 13.7 | 18.1 | 15.4 | 15 | 15.1 | 17 | 15 | 16.4 | 16.3 | 15.7 | 16.8 | -- | -- | -- | -- |
| 55 | Isfaya, Israel | 15.3 | 17.2 | 12.6 | 13.4 | 13 | 18.2 | 14.9 | 15.7 | 16.2 | 15.2 | 16.2 | 15.2 | 15 | -- | -- | -- | -- | -- | -- |
| 56 | Kiryat Shmona, Israel | 15.2 | 14.9 | 12.7 | 12.9 | 10.8 | 15.6 | 15.9 | 17.8 | 18.2 | 16.2 | 16.7 | 15.1 | 14.8 | -- | -- | -- | -- | -- | -- |
| 57 | Haifa, Israel | 15.1 | 16.2 | 13.8 | 14 | 13.7 | 18.5 | 15 | 15.1 | 14.8 | 13.8 | 15.3 | 14.6 | 15.7 | 16.5 | 16.3 | 16.2 | 18 | 16.7 | 16.3 |
| 58 | Qiryat Mozqin, Israel | 14.3 | 17.1 | 16.1 | 15.9 | 13.3 | 17.7 | 13.3 | 11.2 | 11.8 | 10 | 13.9 | 14.3 | 17.7 | -- | -- | -- | -- | -- | -- |
| 59 | Nesher, Israel | 13.8 | 15.8 | 12.9 | 12.4 | 12.2 | 17.1 | 12.3 | 13.6 | 13.4 | 12.6 | 12.6 | 12.9 | 17.4 | 15.7 | 14.4 | 13.6 | 16.8 | 12.4 | 13.8 |
| 60 | Caesarea, Israel | 13.3 | 17.4 | 37.3 | 12.4 | 10.5 | 17.1 | 8.8 | 7.7 | 12 | 9.9 | 16.6 | 16.4 | 17.9 | -- | -- | -- | -- | -- | -- |
| 61 | Mitzpe Netofa, Israel | 13.3 | 14.1 | 12.5 | 12.3 | 10.2 | 15.6 | 12.5 | 13.3 | 14.5 | 13.6 | 13.2 | 12.7 | 14.8 | -- | -- | -- | -- | -- | -- |
| 62 | Beit Oved, Israel | 13.2 | 21 | 16.9 | 12 | 12.1 | 13.4 | 13.2 | 14.2 | 14.9 | 11.4 | 10.2 | 7.1 | 10.4 | -- | -- | -- | -- | -- | -- |
| 63 | Meirav, Israel | 13 | 16.1 | 10.1 | 10.7 | 8.6 | 13.2 | 13.5 | 13.9 | 12.4 | 11.5 | 11.3 | 15.5 | 20.8 | -- | -- | -- | -- | -- | -- |
| 64 | Mi`ilya, Israel | 10.5 | 12.1 | 9.2 | 9.3 | 8.4 | 13.2 | 6.7 | 7.9 | -- | 9.2 | 10.5 | 12.7 | 14.7 | 12.3 | -- | -- | -- | -- | -- |
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