SmogRank / History / July 27, 2026

Most polluted cities on July 27, 2026

2,271 cities ranked by their average PM2.5 over the day. Each city's own local calendar day.

← July 26, 2026July 28, 2026 →
#City µg/m³× WHO
1Ropar Punjab, India
136.09.1×
2Twin Falls Idaho, United States
121.08.1×
3Nampa Idaho, United States
119.07.9×
4Faisalabad low-cost sensors Punjab, Pakistan
109.57.3×
5Boise Idaho, United States
93.36.2×
6Lahore low-cost sensors Punjab, Pakistan
83.45.6×
7Vereeniging low-cost sensors Gauteng, South Africa
77.35.2×
8Dera Māndi Delhi, India
74.24.9×
9Idaho Falls Idaho, United States
71.14.7×
10Kampala low-cost sensors Central Region, Uganda
68.64.6×
11Rājgīr Bihar, India
66.44.4×
12Muzaffarnagar Uttar Pradesh, India
60.94.1×
12Gurugram Haryana, India
60.94.1×
14Pocatello Idaho, United States
59.23.9×
15Multan low-cost sensors Punjab, Pakistan
58.13.9×
16Yamuna Nagar Haryana, India
55.63.7×
17Quetta low-cost sensors Balochistan, Pakistan
54.83.7×
18Karnāl Haryana, India
54.13.6×
19Bahadurgarh Haryana, India
52.83.5×
20Bānswāra Rajasthan, India
52.33.5×
21Gujranwala low-cost sensors Punjab, Pakistan
51.73.4×
22Sonīpat Haryana, India
49.13.3×
23Byasanagar Odisha, India
48.83.3×
24Great Falls Montana, United States
48.43.2×
25Peshawar low-cost sensors Khyber Pakhtunkhwa, Pakistan
48.33.2×
26Bhāgalpur Bihar, India
47.73.2×
27Dhāruhera Haryana, India
47.53.2×
28Sialkot low-cost sensors Punjab, Pakistan
46.43.1×
28Siwān Bihar, India
46.43.1×
30Gummidipundi Tamil Nadu, India
45.73.0×
31Ghāziābād Uttar Pradesh, India
45.23.0×
32Beitbridge low-cost sensors Matabeleland South Province, Zimbabwe
44.63.0×
33Palembang low-cost sensors South Sumatra, Indonesia
44.22.9×
34Bahawalpur low-cost sensors Punjab, Pakistan
44.12.9×
35Dushanbe Dushanbe, Tajikistan
43.32.9×
36Jammu low-cost sensors Jammu and Kashmir, India
42.12.8×
37Changchun low-cost sensors Jilin, China
41.82.8×
38Butte Montana, United States
41.52.8×
39Arrah Bihar, India
41.32.8×
40Thānesar Haryana, India
41.22.7×
40Helena Montana, United States
41.22.7×
42Ambāla Haryana, India
41.12.7×
43Shakaskraal low-cost sensors KwaZulu-Natal, South Africa
41.02.7×
44Faridabad Haryana, India
40.72.7×
45Rourkela Odisha, India
40.22.7×
46Tongaat low-cost sensors KwaZulu-Natal, South Africa
40.12.7×
47Lewiston Idaho, United States
38.72.6×
48Bhiwadi Rajasthan, India
38.62.6×
49Anantapur Andhra Pradesh, India
37.82.5×
50Ashaiman low-cost sensors Greater Accra, Ghana
37.52.5×
51Jharia Jharkhand, India
36.52.4×
51Pendleton Oregon, United States
36.52.4×
53Lagos low-cost sensors Lagos, Nigeria
36.42.4×
54Dādri Uttar Pradesh, India
36.32.4×
55Nagaon Assam, India
35.62.4×
56Dubai low-cost sensors Dubai, United Arab Emirates
34.32.3×
57Bhubaneswar Odisha, India
34.12.3×
57Missoula Montana, United States
34.12.3×
59Rangiora Canterbury, New Zealand
34.02.3×
60Vijayawada Andhra Pradesh, India
33.82.3×
61Ann Arbor low-cost sensors Michigan, United States
33.52.2×
61Royal Oak low-cost sensors Michigan, United States
33.52.2×
63Antananarivo Analamanga, Madagascar
33.22.2×
63Medicine Hat Alberta, Canada
33.22.2×
65Bismarck North Dakota, United States
32.52.2×
66Nilópolis Rio de Janeiro, Brazil
32.32.2×
67Pullman Washington, United States
32.12.1×
68Joda Odisha, India
32.02.1×
69Buxar Bihar, India
31.82.1×
70Hājīpur Bihar, India
31.12.1×
71Kaithal Haryana, India
30.62.0×
72Bāghpat Uttar Pradesh, India
30.32.0×
73Christchurch Canterbury, New Zealand
30.12.0×
74Tirupati Andhra Pradesh, India
29.82.0×
74Delhi Delhi, India
29.82.0×
74Noida Uttar Pradesh, India
29.82.0×
74Wadgaon Kolhati Maharashtra, India
29.82.0×
78Dhaka low-cost sensors Dhaka Division, Bangladesh
29.42.0×
78Narela Delhi, India
29.42.0×
80Nepean low-cost sensors Ontario, Canada
29.01.9×
81Najafgarh Delhi, India
28.71.9×
82Baddi Himachal Pradesh, India
28.51.9×
83Jhālāwār Rajasthan, India
28.41.9×
83Hanumāngarh Rajasthan, India
28.41.9×
83Arāria Bihar, India
28.41.9×
86Rodez Occitanie, France
28.31.9×
86Perrysburg Ohio, United States
28.31.9×
88Srinagar Jammu and Kashmir, India
28.21.9×
88Rasapūdipalem Andhra Pradesh, India
28.21.9×
88Wake Forest low-cost sensors North Carolina, United States
28.21.9×
91Billings Montana, United States
28.11.9×
92Panchkula Haryana, India
28.01.9×
93Ahmedabad Gujarat, India
27.81.9×
94Murree low-cost sensors Punjab, Pakistan
27.71.8×
95Nalbāri Assam, India
27.51.8×
95West Fargo North Dakota, United States
27.51.8×
97Islamabad low-cost sensors Islamabad, Pakistan
27.41.8×
97Nagpur Maharashtra, India
27.41.8×
99Malegaon Maharashtra, India
27.21.8×
100Saharsa Bihar, India
26.91.8×
101Moscow Idaho, United States
26.81.8×
102Morādābād Uttar Pradesh, India
26.41.8×
103Bhiwāni Haryana, India
26.11.7×
103Ciudad Juárez Chihuahua, Mexico
26.11.7×
105Rawalpindi low-cost sensors Punjab, Pakistan
26.01.7×
106Lucknow Uttar Pradesh, India
25.81.7×
107Istanbul low-cost sensors Istanbul, Turkey
25.71.7×
108Hermiston Oregon, United States
25.61.7×
109Aya Nagar Delhi, India
25.51.7×
110Jabalpur Madhya Pradesh, India
25.41.7×
111Walla Walla Washington, United States
25.11.7×
111Swift Current Saskatchewan, Canada
25.11.7×
111Singrauli Madhya Pradesh, India
25.11.7×
114Karachi low-cost sensors Sindh, Pakistan
24.91.7×
114Socorro Texas, United States
24.91.7×
116Burunday low-cost sensors Almaty Region, Kazakhstan
24.71.6×
117Hyderabad low-cost sensors Sindh, Pakistan
24.61.6×
118Susaki Kochi, Japan
24.41.6×
119Tema low-cost sensors Greater Accra, Ghana
24.31.6×
119San Luis Potosí San Luis Potosí, Mexico
24.31.6×
121Gwalior Madhya Pradesh, India
24.21.6×
121Edmonton Alberta, Canada
24.21.6×
123Coeur d'Alene Idaho, United States
24.11.6×
124Kobayashi Miyazaki, Japan
24.01.6×
125Sri Ganganagar Rajasthan, India
23.91.6×
126Dausa Rajasthan, India
23.81.6×
126Regina Saskatchewan, Canada
23.81.6×
128Thāne Maharashtra, India
23.71.6×
128Ajmer Rajasthan, India
23.71.6×
128Timaru Canterbury, New Zealand
23.71.6×
131Undera Gujarat, India
23.61.6×
132Barbil Odisha, India
23.51.6×
133Ankleshwar Gujarat, India
23.31.6×
133Takanabe Miyazaki, Japan
23.31.6×
135Chittorgarh Rajasthan, India
23.21.5×
135Ajaccio Corsica, France
23.21.5×
135Naharlagun Arunachal Pradesh, India
23.21.5×
138Jaipur Rajasthan, India
23.11.5×
139Oregon Ohio, United States
23.01.5×
140Aki Kochi, Japan
22.91.5×
141Cuttack Odisha, India
22.81.5×
141Iloilo low-cost sensors Western Visayas, Philippines
22.81.5×
143Gatineau low-cost sensors Quebec, Canada
22.71.5×
144Lilongwe low-cost sensors Central Region, Malawi
22.61.5×
144Duque de Caxias Rio de Janeiro, Brazil
22.61.5×
146Gandhinagar Gujarat, India
22.51.5×
146Dūngarpur Rajasthan, India
22.51.5×
148Indore Madhya Pradesh, India
22.21.5×
149Miyakonojō Miyazaki, Japan
22.11.5×
150Naucalpan de Juárez México, Mexico
21.91.5×
150Airdrie Alberta, Canada
21.91.5×
152Bastia Corsica, France
21.81.5×
152Shintomi Miyazaki, Japan
21.81.5×
154Tonk Rajasthan, India
21.71.4×
154Otegen Batyra low-cost sensors Almaty Region, Kazakhstan
21.71.4×
154Windsor Ontario, Canada
21.71.4×
157Mangaluru Karnataka, India
21.61.4×
157Bareilly Uttar Pradesh, India
21.61.4×
159Karonga low-cost sensors Northern Region, Malawi
21.51.4×
159Karwar Karnataka, India
21.51.4×
159Jalandhar Punjab, India
21.51.4×
159Ciudad Nezahualcoyotl México, Mexico
21.51.4×
159Calexico California, United States
21.51.4×
164Kochi Kochi, Japan
21.31.4×
165Kanpur Uttar Pradesh, India
21.21.4×
165Quezon City low-cost sensors National Capital Region, Philippines
21.21.4×
165Itaguaí Rio de Janeiro, Brazil
21.21.4×
168Baku Baki, Azerbaijan
21.11.4×
168Nichinan Miyazaki, Japan
21.11.4×
168El Paso Texas, United States
21.11.4×
168Sherwood Park Alberta, Canada
21.11.4×
172Kota Rajasthan, India
20.81.4×
172Miyazaki Miyazaki, Japan
20.81.4×
174Bārmer Rajasthan, India
20.71.4×
174Angul Odisha, India
20.71.4×
174Mankato Minnesota, United States
20.71.4×
177Detroit Michigan, United States
20.61.4×
178Jalor Rajasthan, India
20.51.4×
178Atlixco Puebla, Mexico
20.51.4×
180Bhopal Madhya Pradesh, India
20.41.4×
181Chennai Tamil Nadu, India
20.31.4×
181Périgueux New Aquitaine, France
20.31.4×
183Bra Piedmont, Italy
20.21.3×
184St. Albert Alberta, Canada
20.11.3×
184Neelankarai Tamil Nadu, India
20.11.3×
186Būndi Rajasthan, India
20.01.3×
186Aurillac Auvergne-Rhône-Alpes, France
20.01.3×
186Kharghar Maharashtra, India
20.01.3×
189Gaya Bihar, India
19.91.3×
189Bhilwara Rajasthan, India
19.91.3×
189North Ogden Utah, United States
19.91.3×
189Nankoku Kochi, Japan
19.91.3×
193Blantyre low-cost sensors Southern Region, Malawi
19.71.3×
193Santa Catarina Nuevo León, Mexico
19.71.3×
193Calgary Alberta, Canada
19.71.3×
196Pratāpgarh Rajasthan, India
19.61.3×
196Patna Bihar, India
19.61.3×
196Ino Kochi, Japan
19.61.3×
196Mexico City Mexico City, Mexico
19.61.3×
196Southfield Michigan, United States
19.61.3×

Top 200 of 2,271 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