World's most polluted cities 2020 (PM2.5)

The most polluted cities according to data aggregated from over 80,000 data points.

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2020

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2020 World air quality report

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PM2.5 Legend grey informational icon
WHO target Good Moderate Unhealthy for sensitive groups Unhealthy Very unhealthy Hazardous
Unit: µg/m³
Rank City 2020 AVG JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC 2019 AVG 2018 AVG 2017 AVG
51 Italy
Torbole Casaglia, Italy
22.7 57.5 40.6 23.1 17.4 10.8 8.8 12.1 11.7 17.6 24.1 44.2 - 23.2 30.3 28.3
52 Poland
Otwock, Poland
22.4 38.9 25.9 37.3 26.9 13.9 11.5 9.4 10.4 14.2 26.9 27.4 26.2 18.2 30.2 29.3
53 Greece
Kardia, Greece
22.3 43.8 26 24.4 24.1 14 11.9 17.5 16.2 13.2 12.4 31.3 32.8 22 - -
54 Italy
Volla, Italy
22.3 57 21.8 19.5 15.2 14.5 11 15.5 16.1 19.3 13.2 29.3 37.4 17.1 - -
55 Italy
Casarea, Italy
22.2 62.1 24.6 20 18.5 13.4 10.4 13.4 15.2 17 11.4 31.9 32.1 - - -
56 Italy
Pomigliano d'Arco, Italy
22.2 51.9 21 22.5 20.5 20.2 11.1 13.9 16.2 15.5 11.6 28.9 37.9 18.4 15.5 21.1
57 Kosovo
Orahovac, Kosovo
22.2 56.4 27.6 22.3 10.6 11.9 8 5.5 12 11.8 20 48.8 41.2 - - -
58 Kosovo
Pec, Kosovo
22.2 71.1 25.5 18.1 12.2 15 9.7 9.8 11.1 11.1 15.3 32.2 34.7 22.2 - -
59 Serbia
Novi Sad, Serbia
22.2 57.5 21.5 28.3 18.7 11.8 11.1 11.4 12.9 13.3 19.4 32.6 23.7 26.9 - -
60 Poland
Gliwice, Poland
22.1 43 20.9 27.9 21.4 15.5 13.2 10.8 13 15.5 19.7 34 40.4 - - -
61 Italy
Citta di Castello, Italy
21.8 55.1 24.5 19.7 17.6 9.1 7.3 10.3 12.8 12.3 17 32.1 38.3 17 15.4 16.9
62 Hungary
Sajoszentpeter, Hungary
21.7 47 30.5 27.3 20.5 9.5 8.5 8.4 9.5 9.5 20.5 34 37.4 - - -
63 Poland
Krakow, Poland
21.7 47 19.5 26.4 21.2 13.4 11.8 10.2 11.8 13.2 17.3 29.6 38.6 24.6 28.9 30.2
64 Greece
Xanthi, Greece
21.6 41.3 32.9 27.7 23.2 13 11.8 14.5 13.2 9.5 14.2 25.4 30.4 - - -
65 Poland
Pabianice, Poland
21.5 38.9 19.7 31.3 22.9 13 13.9 12.2 15 17.3 22.2 31.3 34.6 - - -
66 Croatia
Slavonski Brod, Croatia
21.4 51.9 18 25.1 18.4 17.9 12.7 14.3 14.9 16.8 15 13.2 38.6 22.1 26 36.9
67 Poland
Katowice, Poland
21.4 33.2 16.7 27 19.9 14.2 11.6 9.2 11.6 16.4 20.5 35.4 41.5 26 30.4 25.1
68 Greece
Moskhaton, Greece
21.1 34.7 23.8 20.4 21.2 14.7 10.4 16.6 17.6 - - 21.8 23.2 - - -
69 Italy
Pistoia, Italy
21.1 44.9 30 29.3 23.9 9.7 8.7 10.9 11.9 14 14.7 25.6 30.2 17.7 - -
70 Poland
Domaszowice, Poland
21.1 44.5 24.4 25.6 16.4 11.5 12 10.5 11 13.6 18.2 30.5 38.1 21.1 - -
71 Hungary
Miskolc, Hungary
21 46 25.1 23.6 18.1 10.3 9.9 10.2 11.7 12.3 22 30.2 32.1 21.9 24.4 -
72 Italy
Avellino, Italy
21 36.1 19.2 19 20.4 13.9 12.1 16.9 22.2 21.2 17.2 31.2 24.8 14.2 15.1 18.3
73 Czech Republic
Dolni Lutyne, Czech Republic
20.9 30.6 14.9 32.3 28.1 15.1 11.2 11.5 13 14.3 14.6 28.2 35.5 27.7 35.8 32.3
74 Greece
Thessaloniki, Greece
20.9 40.1 27.6 21.6 18.6 13 11.8 14.1 14.2 14.2 16.3 29.4 28.7 23.3 - -
75 Poland
Radomsko, Poland
20.8 33.5 23 27 20.6 14.7 15.3 13.2 18.6 18.3 19.3 25.4 24.7 - - -
76 Poland
Legionowo, Poland
20.6 32.9 21.2 34 21.6 12.5 11.9 9 10.8 14.6 24.5 28.3 27.6 18.8 22.5 21.8
77 Poland
Minsk Mazowiecki, Poland
20.6 33.8 21.5 31.5 22.4 11.7 10.7 9.3 10.1 13.6 21 28.5 33.2 21.3 - -
78 Poland
Tarnow, Poland
20.3 37.8 17.8 28.9 23.5 14.3 13.4 9.8 13.7 12 16.8 25.2 30.9 22.5 23.3 27.4
79 Romania
Modelu, Romania
20.1 48.1 28.9 30.3 12.7 9.9 14.4 16.2 11.1 12.6 16.6 26.2 22.1 - - -
80 Italy
Benevento, Italy
20 40 15.7 13.6 15.3 12.2 12.5 15.1 16.5 19.1 15.6 28.9 31.7 16.2 14.2 19.4
81 Kosovo
Pristina, Kosovo
20 52.9 25.2 19.1 12.4 9.9 6.8 8.9 10.9 9.2 15.3 43.9 25 23.5 30.4 31.7
82 Greece
Ovria, Greece
19.6 40.7 25.3 21.3 21.5 9.5 9.3 16.3 17.1 12 8.9 20.7 28.1 18.1 - -
83 Italy
Terlizzi, Italy
19.6 36.7 21.2 22.6 23 11.3 10.7 14.6 17.3 17 11.8 25.6 21.8 19.9 - -
84 Poland
Jelenia Gora, Poland
19.6 40.6 12.4 25.7 21.7 11.1 10.7 8.8 12.4 12.6 13.5 30.2 33.4 20.1 21.3 21.8
85 Slovakia
Ruzomberok, Slovakia
19.6 45.9 16.9 20.3 19 10.9 11.9 17.4 20.3 12 14.9 24.1 20.8 18.5 20.7 24.4
86 Italy
San Martino In Trignano, Italy
19.5 36.5 21.2 19.9 14.7 10.4 10.9 13.6 12.9 13.9 15.1 27.7 31.6 - - -
87 Poland
Radom, Poland
19.5 33 20.5 27.9 20.8 12.9 12.1 9.6 11.2 13.7 19.5 25.8 26.4 18.7 27.1 25.9
88 Bulgaria
Ruse, Bulgaria
19.4 49.6 25.5 23.1 14.8 9.1 8.6 9.7 10.8 11.8 17.7 30 20.1 22 24.8 25.4
89 Italy
Cassino, Italy
19.4 - 28.7 20.4 15.4 7.3 7.8 10.4 12.6 13.1 15.3 38.4 54.8 16.2 - -
90 Czech Republic
Frydlant, Czech Republic
19.3 30.3 15.1 24.8 22.7 14.8 12.6 9.5 14.1 14 17.7 28.6 26.6 19.1 - -
91 Poland
Warszawa, Poland
19.2 28.5 15.8 24.1 16.5 12.8 13.7 10.5 12.3 15.5 22.3 29.1 28.7 19.3 - -
92 Poland
Nowy Staw, Poland
19.2 30.5 17.1 24.5 26 16.5 12.8 14 13.6 17 18.8 24.1 21.5 - - -
93 Ukraine
Kyiv, Ukraine
19.2 29 18.5 24.2 30.3 8.9 8.8 7.9 9.3 12.5 22.9 27.6 30.7 16.6 13.8 9.8
94 Poland
Jaroslaw, Poland
19.1 33.5 17.3 26.3 25.3 12.2 11.5 10.4 12.3 15 16.4 25.8 21.1 22.9 - -
95 Poland
Sroda Slaska, Poland
19 18.6 20.5 30 19.6 10.7 10.7 7.5 10.5 11.8 18.1 32 37.9 - - -
96 Slovakia
Jelsava, Slovakia
19 41.6 31.8 23.1 16.2 9.5 9.1 8.5 8.9 6.8 13.4 21.8 34.7 21.4 24.3 26.7
97 Poland
Lubliniec, Poland
18.9 29.3 17.9 23.8 23.5 17.1 11.7 11.8 13.7 15.8 16 21.6 29.3 - - -
98 Kosovo
Gjilan, Kosovo
18.8 65.5 30.6 28 10.8 9.1 6.9 6.4 5.3 6.3 13 28.5 23.3 16.2 - -
99 Poland
Kalisz, Poland
18.8 28.7 14.2 25.6 21 12.9 11.8 8.2 9.5 13.5 18.9 27 33 19.4 23.3 26.1
100 Poland
Mielec, Poland
18.8 31.9 17.9 25.3 20.3 14.1 10.9 10.8 11.5 13.4 16.9 25.1 26 21.1 25.1 25.3

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