SmogRank / History / January 12, 2026

Most polluted cities on January 12, 2026

1,944 cities ranked by their average PM2.5 over the day. Each city's own local calendar day.

← January 11, 2026January 13, 2026 →
#City µg/m³× WHO
1Peshawar low-cost sensors Khyber Pakhtunkhwa, Pakistan
326.521.8×
2Multan low-cost sensors Punjab, Pakistan
308.520.6×
3Faisalabad low-cost sensors Punjab, Pakistan
305.520.4×
4Lahore low-cost sensors Punjab, Pakistan
277.018.5×
5Gujranwala low-cost sensors Punjab, Pakistan
267.017.8×
6Srinagar Jammu and Kashmir, India
233.515.6×
7Bahawalpur low-cost sensors Punjab, Pakistan
212.014.1×
8Rawalpindi low-cost sensors Punjab, Pakistan
208.013.9×
9Sialkot low-cost sensors Punjab, Pakistan
189.012.6×
10Islamabad low-cost sensors Islamabad, Pakistan
173.511.6×
11Delhi Delhi, India
167.011.1×
12Hyderabad low-cost sensors Sindh, Pakistan
133.08.9×
13Otegen Batyra low-cost sensors Almaty Region, Kazakhstan
132.58.8×
14Burunday low-cost sensors Almaty Region, Kazakhstan
117.07.8×
15Kathmandu low-cost sensors Bagmati Province, Nepal
109.07.3×
16Sarajevo Federation of B&H, Bosnia and Herzegovina
99.26.6×
17Vientiane low-cost sensors Vientiane Prefecture, Laos
96.46.4×
18Karachi low-cost sensors Sindh, Pakistan
89.66.0×
19Quetta low-cost sensors Balochistan, Pakistan
83.85.6×
20Zagreb low-cost sensors Zagreb, Croatia
74.55.0×
21Sighetu Marmaţiei Maramureş, Romania
72.84.9×
22Dej Cluj County, Romania
70.04.7×
23Dubai low-cost sensors Dubai, United Arab Emirates
68.54.6×
24Lagos low-cost sensors Lagos, Nigeria
63.44.2×
25Pljevlja Pljevlja, Montenegro
61.44.1×
26Kłodzko Lower Silesia, Poland
60.84.1×
27Ptuj Urban Municipality of Ptuj, Slovenia
56.43.8×
28Kampala low-cost sensors Central Region, Uganda
56.33.8×
29Miskolc Borsod-Abaúj-Zemplén, Hungary
52.73.5×
30Tema low-cost sensors Greater Accra, Ghana
51.63.4×
31Otwock Mazovia, Poland
51.03.4×
32Târgu Mureş low-cost sensors Mureș County, Romania
48.63.2×
33Delano low-cost sensors California, United States
48.53.2×
34Ashaiman low-cost sensors Greater Accra, Ghana
47.73.2×
35Khlong Luang low-cost sensors Pathum Thani, Thailand
47.03.1×
36Changchun low-cost sensors Jilin, China
46.33.1×
37Sai Mai low-cost sensors Bangkok, Thailand
46.03.1×
38Bangkok low-cost sensors Bangkok, Thailand
45.63.0×
39Bang Pakong low-cost sensors Chachoengsao, Thailand
45.03.0×
39Tulare low-cost sensors California, United States
45.03.0×
41Talghar low-cost sensors Almaty Region, Kazakhstan
43.52.9×
42Debrecen low-cost sensors Hajdú-Bihar, Hungary
43.42.9×
43Phuntsholing low-cost sensors Chukha, Bhutan
43.02.9×
44Celje Urban Municipality of Celje, Slovenia
42.32.8×
45Kazincbarcika Borsod-Abaúj-Zemplén, Hungary
41.82.8×
46Ljubljana Ljubljana, Slovenia
41.72.8×
47Yerevan low-cost sensors Yerevan, Armenia
41.52.8×
47Bitola Bitola, North Macedonia
41.52.8×
49Ełk Warmia-Masuria, Poland
40.92.7×
50Medina Estates low-cost sensors Greater Accra, Ghana
40.12.7×
51Chiang Mai low-cost sensors Chiang Mai, Thailand
40.02.7×
51Manlleu Catalonia, Spain
40.02.7×
53Buftea Ilfov, Romania
39.52.6×
54Zamość Lublin, Poland
39.02.6×
55Gorzów Wielkopolski Lubusz, Poland
38.82.6×
56Târgu Jiu Gorj County, Romania
38.72.6×
57Cluj-Napoca Cluj County, Romania
38.52.6×
58Tuen Mun Tuen Mun, Hong Kong
38.42.6×
59Żywiec Silesia, Poland
38.32.6×
60Kranj Urban Municipality of Kranj, Slovenia
37.52.5×
61Accra low-cost sensors Greater Accra, Ghana
37.12.5×
62Murree low-cost sensors Punjab, Pakistan
36.92.5×
63Wan Chai Wan Chai, Hong Kong
36.52.4×
64Fanling North District, Hong Kong
36.32.4×
65Zgierz Łódź Voivodeship, Poland
36.12.4×
66Białystok Podlasie, Poland
35.52.4×
67Bijelo Polje Bijelo Polje, Montenegro
35.42.4×
68Stodůlky low-cost sensors Prague, Czechia
35.32.4×
69Chrang Chamreh Muoy low-cost sensors Phnom Penh, Cambodia
35.22.3×
70Jelenia Góra Lower Silesia, Poland
34.82.3×
70Novo Mesto Urban Municipality of Novo Mesto, Slovenia
34.82.3×
72Tarnów Lesser Poland, Poland
34.02.3×
72Łask Łódź Voivodeship, Poland
34.02.3×
74Banja Luka Srpska, Bosnia and Herzegovina
33.82.3×
75Sukuta low-cost sensors Western, Gambia
33.72.2×
75Lillehammer Innlandet, Norway
33.72.2×
77Říčany low-cost sensors Central Bohemia, Czechia
33.52.2×
78Fengshan Takao, Taiwan
33.32.2×
79Augustów Podlasie, Poland
33.12.2×
79Gostivar Gostivar, North Macedonia
33.12.2×
79Tin Shui Wai Yuen Long, Hong Kong
33.12.2×
82San Tung Chung Hang Islands, Hong Kong
32.62.2×
83Dębica Subcarpathia, Poland
32.42.2×
83Kalisz Greater Poland, Poland
32.42.2×
85Zalău Sălaj County, Romania
31.92.1×
85Baia Mare Maramureş, Romania
31.92.1×
87Sham Shui Po Sham Shui Po District, Hong Kong
31.62.1×
88Bakersfield California, United States
31.42.1×
89Kaohsiung Takao, Taiwan
31.32.1×
90Tai Po Tai Po, Hong Kong
30.92.1×
90Żary Lubusz, Poland
30.92.1×
92Mong Kok Yau Tsim Mong District, Hong Kong
30.72.0×
93Kwai Chung Kwai Tsing District, Hong Kong
30.62.0×
94Voluntari Ilfov, Romania
30.42.0×
94Wels Upper Austria, Austria
30.42.0×
96Kumanovo Kumanovo, North Macedonia
30.32.0×
97Legionowo Mazovia, Poland
30.12.0×
98Poznań Greater Poland, Poland
29.72.0×
98Gorizia Friuli Venezia Giulia, Italy
29.72.0×
100Sau Mau Ping Kwun Tong District, Hong Kong
29.62.0×
101Olsztyn Warmia-Masuria, Poland
29.42.0×
101Douliu Taiwan, Taiwan
29.42.0×
103Victoria Central and Western, Hong Kong
29.32.0×
104Visalia California, United States
29.21.9×
105Nyíregyháza Szabolcs-Szatmár-Bereg, Hungary
29.01.9×
105Millcreek Utah, United States
29.01.9×
107Zhushan Taiwan, Taiwan
28.81.9×
108Aberdeen Southern District, Hong Kong
28.71.9×
109Sha Tin Sha Tin, Hong Kong
28.21.9×
110West Jordan Utah, United States
27.91.9×
111Elbląg Warmia-Masuria, Poland
27.71.8×
111Hacienda Santa Fe Jalisco, Mexico
27.71.8×
113Tlaquepaque Jalisco, Mexico
27.41.8×
114Ziguinchor low-cost sensors Ziguinchor, Senegal
27.11.8×
115Radomsko Łódź Voivodeship, Poland
27.01.8×
116Woodland California, United States
26.81.8×
117Ciechanów Mazovia, Poland
26.31.8×
117Tsuen Wan Tsuen Wan, Hong Kong
26.31.8×
119Bucharest Bucharest, Romania
26.21.7×
119Erlun Taiwan, Taiwan
26.21.7×
119Czechowice-Dziedzice Silesia, Poland
26.21.7×
119Corcoran California, United States
26.21.7×
123Nordhausen Thuringia, Germany
26.11.7×
124Ilinden Ilinden, North Macedonia
25.71.7×
125Puli Taiwan, Taiwan
25.61.7×
125Nantou Taiwan, Taiwan
25.61.7×
125Wolfsberg Carinthia, Austria
25.61.7×
128Popeşti-Leordeni Ilfov, Romania
25.51.7×
129Riga Riga, Latvia
25.41.7×
129Istanbul low-cost sensors Istanbul, Turkey
25.41.7×
131Santa Anita Jalisco, Mexico
25.31.7×
132Salt Lake City Utah, United States
25.21.7×
133Chiayi City Taiwan, Taiwan
25.11.7×
134Yuanlin Taiwan, Taiwan
24.81.7×
134Beigang Taiwan, Taiwan
24.81.7×
134West Valley City Utah, United States
24.81.7×
137Tainan Taiwan, Taiwan
24.71.6×
138Yongkang Taiwan, Taiwan
24.51.6×
139Chaozhou Taiwan, Taiwan
24.41.6×
140Avignon Provence-Alpes-Côte d'Azur, France
24.31.6×
140Saltillo Coahuila, Mexico
24.31.6×
142Fresno California, United States
24.11.6×
143Haarlem low-cost sensors North Holland, The Netherlands
23.71.6×
144Almaty low-cost sensors Almaty, Kazakhstan
23.51.6×
144Linz Upper Austria, Austria
23.51.6×
144Ingolstadt Bavaria, Germany
23.51.6×
147Tula de Allende Hidalgo, Mexico
23.41.6×
148Włocławek Kujawsko-Pomorskie, Poland
23.31.6×
149Landshut Bavaria, Germany
23.21.5×
149Medford Oregon, United States
23.21.5×
151Kardítsa Thessaly, Greece
23.11.5×
151Pruszków Mazovia, Poland
23.11.5×
153Żyrardów Mazovia, Poland
23.01.5×
154Traun Upper Austria, Austria
22.91.5×
154Ansfelden Upper Austria, Austria
22.91.5×
154Modesto California, United States
22.91.5×
157Bailén Andalusia, Spain
22.81.5×
158Murcia Murcia, Spain
22.61.5×
158Yakima Washington, United States
22.61.5×
160Taichung Taiwan, Taiwan
22.51.5×
160Arden-Arcade California, United States
22.51.5×
162Opole Opole Voivodeship, Poland
22.41.5×
162Łódź Łódź Voivodeship, Poland
22.41.5×
164Xizhou Taiwan, Taiwan
22.11.5×
164Zielona Góra Lubusz, Poland
22.11.5×
164Parque Industrial Ciudad Mitras Nuevo León, Mexico
22.11.5×
167Alcalá de Guadaira Andalusia, Spain
21.91.5×
168Ohrid Ohrid, North Macedonia
21.71.4×
169Dillingen Saarland, Germany
21.61.4×
169Wittenberg Saxony-Anhalt, Germany
21.61.4×
171Trbovlje Municipality of Trbovlje, Slovenia
21.51.4×
171Elk Grove low-cost sensors California, United States
21.51.4×
173Lugu Taiwan, Taiwan
21.41.4×
174Lublin Lublin, Poland
21.21.4×
174Kościerzyna Pomerania, Poland
21.21.4×
174Maribor Urban Municipality of Maribor, Slovenia
21.21.4×
177Erlin Taiwan, Taiwan
21.11.4×
178Xinying Taiwan, Taiwan
21.01.4×
178Changhua Taiwan, Taiwan
21.01.4×
178Molina de Segura Murcia, Spain
21.01.4×
178Wrocław Lower Silesia, Poland
21.01.4×
178Jastrzębie Zdrój Silesia, Poland
21.01.4×
183Buzi Taiwan, Taiwan
20.91.4×
184Taibao Taiwan, Taiwan
20.81.4×
185Ventspils Ventspils, Latvia
20.71.4×
185Mexicali Baja California, Mexico
20.71.4×
187Radom Mazovia, Poland
20.61.4×
187Aguascalientes Aguascalientes, Mexico
20.61.4×
189Rzeszów Subcarpathia, Poland
20.41.4×
189Konstancin-Jeziorna Mazovia, Poland
20.41.4×
189Sacramento California, United States
20.41.4×
189Yuba City California, United States
20.41.4×
189Herriman Utah, United States
20.41.4×
194Nampa Idaho, United States
20.31.4×
195Florin low-cost sensors California, United States
20.21.3×
196Klosterneuburg Lower Austria, Austria
20.11.3×
196Toruń Kujawsko-Pomorskie, Poland
20.11.3×
198Iaşi Iași County, Romania
20.01.3×
198Mühlhausen Thuringia, Germany
20.01.3×
200Addis Ababa Addis Ababa, Ethiopia
19.81.3×

Top 200 of 1,944 shown.

Good 0–9.0Moderate 9.1+Unhealthy for sensitive groups 35.5+Unhealthy 55.5+Very unhealthy 125.5+Hazardous 225.5+No data