SmogRank / History / October 26, 2025

Most polluted cities on October 26, 2025

2,027 cities ranked by their average PM2.5 over the day. Each city's own local calendar day.

← October 25, 2025October 27, 2025 →
#City µg/m³× WHO
1Gujranwala low-cost sensors Punjab, Pakistan
283.018.9×
2Faisalabad low-cost sensors Punjab, Pakistan
238.515.9×
3Lahore low-cost sensors Punjab, Pakistan
236.515.8×
4Multan low-cost sensors Punjab, Pakistan
221.014.7×
5Peshawar low-cost sensors Khyber Pakhtunkhwa, Pakistan
166.511.1×
6Srinagar Jammu and Kashmir, India
129.58.6×
7Sialkot low-cost sensors Punjab, Pakistan
129.08.6×
8Bahawalpur low-cost sensors Punjab, Pakistan
126.08.4×
9Delhi Delhi, India
119.58.0×
10Kampala low-cost sensors Central Region, Uganda
76.75.1×
11Rawalpindi low-cost sensors Punjab, Pakistan
72.84.9×
12Quetta low-cost sensors Balochistan, Pakistan
67.64.5×
13Dushanbe Dushanbe, Tajikistan
65.94.4×
14Islamabad low-cost sensors Islamabad, Pakistan
56.13.7×
15Karachi low-cost sensors Sindh, Pakistan
56.03.7×
16Bijelo Polje Bijelo Polje, Montenegro
55.23.7×
17Lilongwe low-cost sensors Central Region, Malawi
55.13.7×
18Dubai low-cost sensors Dubai, United Arab Emirates
53.93.6×
19Takahashi Okayama, Japan
46.33.1×
20San Francisco Tlalcilalcalpan México, Mexico
43.52.9×
21Pasadena low-cost sensors California, United States
39.82.7×
22Kathmandu low-cost sensors Bagmati Province, Nepal
38.62.6×
23Palembang low-cost sensors South Sumatra, Indonesia
37.02.5×
24Blantyre low-cost sensors Southern Region, Malawi
36.72.4×
25Beitbridge low-cost sensors Matabeleland South Province, Zimbabwe
35.82.4×
26Cholula Puebla, Mexico
35.52.4×
27Strumica Strumica, North Macedonia
34.82.3×
28Harare low-cost sensors Harare, Zimbabwe
33.82.3×
29Hacienda Santa Fe Jalisco, Mexico
29.62.0×
30Lagos low-cost sensors Lagos, Nigeria
29.52.0×
31San Salvador Tizatlalli México, Mexico
29.32.0×
32Fontana California, United States
29.01.9×
33Pljevlja Pljevlja, Montenegro
28.71.9×
34Salamanca Guanajuato, Mexico
28.31.9×
35Wan Chai Wan Chai, Hong Kong
28.11.9×
36Ciudad Benito Juárez Nuevo León, Mexico
28.01.9×
37Tuen Mun Tuen Mun, Hong Kong
27.61.8×
38Tlaquepaque Jalisco, Mexico
27.21.8×
39Riverside California, United States
26.21.7×
40San Tung Chung Hang Islands, Hong Kong
26.11.7×
41Los Angeles California, United States
25.71.7×
42West Fargo North Dakota, United States
25.41.7×
43Khlong Luang low-cost sensors Pathum Thani, Thailand
25.21.7×
44Tin Shui Wai Yuen Long, Hong Kong
24.61.6×
45Istanbul low-cost sensors Istanbul, Turkey
24.51.6×
46Hawthorne low-cost sensors California, United States
24.31.6×
47Jurupa Valley California, United States
23.81.6×
48Tuxtla Chiapas, Mexico
23.51.6×
49Tulare low-cost sensors California, United States
23.41.6×
50Kumanovo Kumanovo, North Macedonia
23.31.6×
50Tai Po Tai Po, Hong Kong
23.31.6×
52Gevgelija Gevgelija, North Macedonia
23.11.5×
52Glendora California, United States
23.11.5×
54Fanling North District, Hong Kong
22.81.5×
55Inglewood low-cost sensors California, United States
22.71.5×
56Tetovo Tetovo, North Macedonia
22.41.5×
57Yerevan low-cost sensors Yerevan, Armenia
22.31.5×
58Guadalajara Jalisco, Mexico
22.21.5×
59Kwai Chung Kwai Tsing District, Hong Kong
22.11.5×
60Puebla Puebla, Mexico
21.81.5×
61Compton California, United States
21.41.4×
62Cadereyta Jiménez Nuevo León, Mexico
21.31.4×
62Burbank California, United States
21.31.4×
64Santa Monica low-cost sensors California, United States
21.21.4×
65Ashaiman low-cost sensors Greater Accra, Ghana
21.11.4×
65Tijuana Baja California, Mexico
21.11.4×
65Aguascalientes Aguascalientes, Mexico
21.11.4×
68Veles Veles, North Macedonia
20.81.4×
68Sham Shui Po Sham Shui Po District, Hong Kong
20.81.4×
68Aberdeen Southern District, Hong Kong
20.81.4×
68Carson low-cost sensors California, United States
20.81.4×
72Silao de la Victoria Guanajuato, Mexico
20.51.4×
72Agoura low-cost sensors California, United States
20.51.4×
74Sarajevo Federation of B&H, Bosnia and Herzegovina
20.31.4×
74Torrance low-cost sensors California, United States
20.31.4×
76Mong Kok Yau Tsim Mong District, Hong Kong
20.21.3×
76Ciudad General Escobedo Nuevo León, Mexico
20.21.3×
78Debrecen low-cost sensors Hajdú-Bihar, Hungary
20.11.3×
79Tsuen Wan Tsuen Wan, Hong Kong
20.01.3×
80Codlea Brașov County, Romania
19.91.3×
81Skopje Grad Skopje, North Macedonia
19.81.3×
81Bangkok low-cost sensors Bangkok, Thailand
19.81.3×
81Ciudad Apodaca Nuevo León, Mexico
19.81.3×
84Ilinden Ilinden, North Macedonia
19.71.3×
84Celaya Guanajuato, Mexico
19.71.3×
86Sau Mau Ping Kwun Tong District, Hong Kong
19.41.3×
87Saltillo Coahuila, Mexico
19.31.3×
87Sai Mai low-cost sensors Bangkok, Thailand
19.31.3×
89Vereeniging low-cost sensors Gauteng, South Africa
19.01.3×
90Changchun low-cost sensors Jilin, China
18.81.3×
91Victoria Central and Western, Hong Kong
18.61.2×
92Sha Tin Sha Tin, Hong Kong
18.51.2×
93Bucharest Bucharest, Romania
18.41.2×
93Mixquiahuala de Juárez Hidalgo, Mexico
18.41.2×
93León de los Aldama Guanajuato, Mexico
18.41.2×
96Monterrey Nuevo León, Mexico
18.31.2×
97Irapuato Guanajuato, Mexico
18.21.2×
97Nogales Arizona, United States
18.21.2×
99Zacatepec de Hidalgo Morelos, Mexico
17.91.2×
100Quezon City low-cost sensors National Capital Region, Philippines
17.81.2×
101Augustów Podlasie, Poland
17.71.2×
102Cuernavaca Morelos, Mexico
17.31.2×
103Zagreb low-cost sensors Zagreb, Croatia
17.21.1×
104Miskolc Borsod-Abaúj-Zemplén, Hungary
16.91.1×
104Cuautla Morelos, Mexico
16.91.1×
106Banja Luka Srpska, Bosnia and Herzegovina
16.71.1×
106Santiago de Querétaro Querétaro, Mexico
16.71.1×
108Mexico City Mexico City, Mexico
16.51.1×
109Sukuta low-cost sensors Western, Gambia
16.31.1×
110Dimitrovgrad low-cost sensors Haskovo, Bulgaria
16.21.1×
110Kavadarci Kavadarci, North Macedonia
16.21.1×
110Accra low-cost sensors Greater Accra, Ghana
16.21.1×
110Tepic Nayarit, Mexico
16.21.1×
110McKeesport Pennsylvania, United States
16.21.1×
115La Crescenta-Montrose low-cost sensors California, United States
16.01.1×
116Tehuacán Puebla, Mexico
15.81.1×
117Iaşi Iași County, Romania
15.71.0×
118Craiova Dolj, Romania
15.31.0×
119Long Beach California, United States
15.21.0×
119Santa Clarita California, United States
15.21.0×
121Santa Anita Jalisco, Mexico
15.01.0×
121San Luis de la Paz Guanajuato, Mexico
15.01.0×
123Porto low-cost sensors Porto, Portugal
14.91.0×
124Tula de Allende Hidalgo, Mexico
14.81.0×
124Guanajuato Guanajuato, Mexico
14.81.0×
124Anaheim California, United States
14.81.0×
127Naucalpan de Juárez México, Mexico
14.71.0×
128Dej Cluj County, Romania
14.61.0×
129San Martin Texmelucan de Labastida Puebla, Mexico
14.51.0×
130Gostivar Gostivar, North Macedonia
14.20.9×
131Murcia Murcia, Spain
14.00.9×
131Gyál Pest County, Hungary
14.00.9×
133Simi Valley California, United States
13.80.9×
134Vientiane low-cost sensors Vientiane Prefecture, Laos
13.70.9×
135Wheaton low-cost sensors Illinois, United States
13.60.9×
136Sevlievo low-cost sensors Gabrovo, Bulgaria
13.40.9×
136Kalamazoo Michigan, United States
13.40.9×
136Lomita low-cost sensors California, United States
13.40.9×
139Kochani Kochani, North Macedonia
13.10.9×
139Youngstown Ohio, United States
13.10.9×
141Tulancingo Hidalgo, Mexico
12.90.9×
141Bakersfield California, United States
12.90.9×
143Zapopan Jalisco, Mexico
12.80.9×
143Lexington North Carolina, United States
12.80.9×
143Visalia California, United States
12.80.9×
146Medina Estates low-cost sensors Greater Accra, Ghana
12.70.8×
146Porterville California, United States
12.70.8×
146La Providencia Siglo XXI Hidalgo, Mexico
12.70.8×
149Kazincbarcika Borsod-Abaúj-Zemplén, Hungary
12.60.8×
149Alcantarilla Murcia, Spain
12.60.8×
151San Juan del Río Querétaro, Mexico
12.50.8×
152Chiang Mai low-cost sensors Chiang Mai, Thailand
12.40.8×
152Edinburg Texas, United States
12.40.8×
154Belgrade Central Serbia, Serbia
12.30.8×
154Molina de Segura Murcia, Spain
12.30.8×
156Ruse Ruse, Bulgaria
12.20.8×
156Iloilo low-cost sensors Western Visayas, Philippines
12.20.8×
156Elkhart Indiana, United States
12.20.8×
156Greeley Colorado, United States
12.20.8×
160Żabbar Ħaż-Żabbar, Malta
12.10.8×
160Mission Texas, United States
12.10.8×
162Ourense Galicia, Spain
12.00.8×
163Canton Ohio, United States
11.90.8×
164Minamata Kumamoto, Japan
11.70.8×
164Queenstown Estate low-cost sensors Singapore
11.70.8×
164York Pennsylvania, United States
11.70.8×
167Vranov nad Topľou Prešov Region, Slovakia
11.60.8×
167Lancaster California, United States
11.60.8×
169Kaunas Kaunas, Lithuania
11.50.8×
169Cluj-Napoca Cluj County, Romania
11.50.8×
169Lake Elsinore California, United States
11.50.8×
172San Diego California, United States
11.40.8×
173El Paso Texas, United States
11.20.7×
174Fukuroi Shizuoka, Japan
11.10.7×
174Linden New Jersey, United States
11.10.7×
174Northglenn low-cost sensors Colorado, United States
11.10.7×
177Lugo Galicia, Spain
11.00.7×
177Ciudad Juárez Chihuahua, Mexico
11.00.7×
177Yamanashi Yamanashi, Japan
11.00.7×
180Trebišov Košice Region, Slovakia
10.90.7×
180La Paz Baja California Sur, Mexico
10.90.7×
182Ventspils Ventspils, Latvia
10.80.7×
182Hirosaki Aomori, Japan
10.80.7×
182Mosta Il-Mosta, Malta
10.80.7×
182New Haven Connecticut, United States
10.80.7×
182Redford Michigan, United States
10.80.7×
187Haskovo low-cost sensors Haskovo, Bulgaria
10.70.7×
187Brighton low-cost sensors Colorado, United States
10.70.7×
189Chaniá Crete, Greece
10.60.7×
189Przemyśl Subcarpathia, Poland
10.60.7×
189Hitoyoshi Kumamoto, Japan
10.60.7×
189West Mifflin Pennsylvania, United States
10.60.7×
189Thousand Oaks California, United States
10.60.7×
194Varna Varna, Bulgaria
10.50.7×
194Oxnard California, United States
10.50.7×
196Brownsville Texas, United States
10.40.7×
197Holland Michigan, United States
10.20.7×
197Westerville Ohio, United States
10.20.7×
197Thornton Colorado, United States
10.20.7×
200Middletown Ohio, United States
10.10.7×

Top 200 of 2,027 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