SmogRank / History / October 2025

Most polluted cities, October 2025

2,007 cities ranked by their average PM2.5 over the 31 days. A city needs measurements on 70% of the days to be ranked.

#	City	µg/m³
1	Faisalabad low-cost sensors Punjab, Pakistan	159.7
2	Lahore low-cost sensors Punjab, Pakistan	151.7
3	Multan low-cost sensors Punjab, Pakistan	145.9
4	Gujranwala low-cost sensors Punjab, Pakistan	140.3
5	Peshawar low-cost sensors Khyber Pakhtunkhwa, Pakistan	120.4
6	Noida Uttar Pradesh, India	114.3
7	Narela Delhi, India	112.8
8	Delhi Delhi, India	105.0
9	Ghāziābād Uttar Pradesh, India	102.0
10	Greater Noida Uttar Pradesh, India	99.5
11	Hāpur Uttar Pradesh, India	95.8
12	Bahawalpur low-cost sensors Punjab, Pakistan	95.4
13	Bhiwadi Rajasthan, India	95.3
14	Dādri Uttar Pradesh, India	95.0
15	Sialkot low-cost sensors Punjab, Pakistan	93.3
16	Aya Nagar Delhi, India	88.3
17	Jīnd Haryana, India	86.2
18	Bāghpat Uttar Pradesh, India	85.6
19	Najafgarh Delhi, India	85.2
20	Hanumāngarh Rajasthan, India	83.8
21	Gurugram Haryana, India	83.2
22	Karnāl Haryana, India	82.2
23	Muzaffarnagar Uttar Pradesh, India	80.5
24	Gummidipundi Tamil Nadu, India	79.5
25	Faridabad Haryana, India	74.6
26	Dushanbe Dushanbe, Tajikistan	72.9
27	Thānesar Haryana, India	71.6
28	Dhaulpur Rajasthan, India	70.5
29	Tonk Rajasthan, India	67.1
30	Jaipur Rajasthan, India	66.2
31	Meerut Uttar Pradesh, India	65.9
32	Hājīpur Bihar, India	65.4
32	Bikaner Rajasthan, India	65.4
34	Lucknow Uttar Pradesh, India	65.3
35	Jalandhar Punjab, India	63.8
36	Kampala low-cost sensors Central Region, Uganda	63.2
37	Saugor Madhya Pradesh, India	62.7
38	Rawalpindi low-cost sensors Punjab, Pakistan	62.0
39	Sri Ganganagar Rajasthan, India	61.3
40	Bahadurgarh Haryana, India	60.1
41	Karauli Rajasthan, India	59.9
42	Sīkar Rajasthan, India	59.7
43	Srinagar Jammu and Kashmir, India	59.6
44	Gwalior Madhya Pradesh, India	59.3
45	Undera Gujarat, India	59.2
46	Bharatpur Rajasthan, India	58.2
47	Baddi Himachal Pradesh, India	56.8
48	Vapi Gujarat, India	56.7
49	Morādābād Uttar Pradesh, India	56.6
50	Bhopal Madhya Pradesh, India	56.2
51	Kanpur Uttar Pradesh, India	55.8
52	Bhāgalpur Bihar, India	55.6
52	Ajmer Rajasthan, India	55.6
54	Changchun low-cost sensors Jilin, China	55.1
54	Singrauli Madhya Pradesh, India	55.1
56	Blantyre low-cost sensors Southern Region, Malawi	54.2
57	Quetta low-cost sensors Balochistan, Pakistan	53.7
57	Kolkata West Bengal, India	53.7
59	Sonīpat Haryana, India	52.8
60	Chittorgarh Rajasthan, India	52.6
61	Karachi low-cost sensors Sindh, Pakistan	52.3
61	Angul Odisha, India	52.3
61	Ahmedabad Gujarat, India	52.3
64	Chandigarh Chandigarh, India	51.1
65	Jhunjhunūn Rajasthan, India	51.0
66	Patna Bihar, India	50.9
67	Lilongwe low-cost sensors Central Region, Malawi	50.3
68	Ropar Punjab, India	50.1
68	Kota Rajasthan, India	50.1
70	Dhule Maharashtra, India	49.3
71	Bhilwara Rajasthan, India	49.1
72	Ankleshwar Gujarat, India	49.0
73	Islamabad low-cost sensors Islamabad, Pakistan	48.9
74	Chūru Rajasthan, India	48.8
75	Dausa Rajasthan, India	48.0
76	Rānīganj West Bengal, India	47.9
77	Jalgaon Maharashtra, India	47.7
78	Wadgaon Kolhati Maharashtra, India	47.1
79	Nāgaur Rajasthan, India	46.9
80	Haldia West Bengal, India	46.8
81	Kharghar Maharashtra, India	46.6
82	Jaisalmer Rajasthan, India	46.5
83	Jodhpur Rajasthan, India	45.8
84	Panvel Maharashtra, India	45.1
85	Bhayandar Maharashtra, India	44.8
86	Jalor Rajasthan, India	44.6
87	Cuttack Odisha, India	44.5
87	Nandri Rajasthan, India	44.5
89	Dubai low-cost sensors Dubai, United Arab Emirates	44.4
90	Sirsa Haryana, India	44.3
90	Nagpur Maharashtra, India	44.3
90	Agra Uttar Pradesh, India	44.3
93	Bānswāra Rajasthan, India	44.2
93	Aurangabad Maharashtra, India	44.2
95	Patiāla Punjab, India	44.1
95	Baripāda Odisha, India	44.1
97	Surat Gujarat, India	43.3
98	Prayagraj Uttar Pradesh, India	43.1
98	Barbil Odisha, India	43.1
100	Sāngli Maharashtra, India	42.5
101	Virār Maharashtra, India	42.3
102	Jhālāwār Rajasthan, India	42.2
102	Gandhinagar Gujarat, India	42.2
104	Dūngarpur Rajasthan, India	41.9
105	Rasapūdipalem Andhra Pradesh, India	41.8
106	Serilingampalle Telangana, India	41.7
107	Rājsamand Rajasthan, India	41.4
108	Begusarai Bihar, India	40.9
109	Coimbatore Tamil Nadu, India	40.8
110	Nashik Maharashtra, India	40.7
110	Arāria Bihar, India	40.7
112	Kalyān Maharashtra, India	40.6
113	Mumbai Maharashtra, India	40.0
113	Saltillo Coahuila, Mexico	40.0
115	Anantapur Andhra Pradesh, India	39.8
116	Rourkela Odisha, India	39.4
116	Nanded Maharashtra, India	39.4
118	Pratāpgarh Rajasthan, India	39.0
118	Āsansol West Bengal, India	39.0
120	Pimpri-Chinchwad Maharashtra, India	38.9
121	Bhubaneswar Odisha, India	38.5
122	Jabalpur Madhya Pradesh, India	38.1
123	Amravati Maharashtra, India	38.0
124	Sawai Madhopur Rajasthan, India	37.8
124	Pune Maharashtra, India	37.8
126	Joda Odisha, India	37.3
127	Parbhani Maharashtra, India	37.1
128	Mahād Maharashtra, India	36.9
129	Nalbāri Assam, India	36.6
130	Shrīrāmpur West Bengal, India	36.5
131	Indore Madhya Pradesh, India	36.0
131	Bārmer Rajasthan, India	36.0
133	Rājgīr Bihar, India	35.9
134	Buxar Bihar, India	35.6
135	Byasanagar Odisha, India	35.4
136	Gaya Bihar, India	35.1
137	Bhiwandi Maharashtra, India	35.0
138	Boisar Maharashtra, India	34.8
138	Badlapur Maharashtra, India	34.8
140	Bengaluru Karnataka, India	34.5
141	Kadapa Andhra Pradesh, India	34.3
142	Būndi Rajasthan, India	33.5
143	Bārān Rajasthan, India	33.0
144	Kolhāpur Maharashtra, India	32.9
145	Quthbullapur Telangana, India	32.8
146	Akola Maharashtra, India	32.6
147	Vijayawada Andhra Pradesh, India	32.1
148	Sirohi Rajasthan, India	32.0
149	Kathmandu low-cost sensors Bagmati Province, Nepal	31.6
150	Durgapur West Bengal, India	31.2
151	Chennai Tamil Nadu, India	31.1
152	Hyderabad Telangana, India	31.0
153	Sholapur Maharashtra, India	30.5
154	Lagos low-cost sensors Lagos, Nigeria	30.1
155	Nagaon Assam, India	30.0
156	Thāne Maharashtra, India	29.9
157	Neelankarai Tamil Nadu, India	29.2
158	Cholula Puebla, Mexico	28.7
159	Latur Maharashtra, India	27.3
160	Keonjhargarh Odisha, India	27.1
161	Sarajevo Federation of B&H, Bosnia and Herzegovina	26.8
162	Silchar Assam, India	25.8
163	Chānda Maharashtra, India	25.4
164	Vereeniging low-cost sensors Gauteng, South Africa	25.2
165	Istanbul low-cost sensors Istanbul, Turkey	24.6
165	Tetovo Tetovo, North Macedonia	24.6
167	Bhilai Chhattisgarh, India	24.4
168	Harare low-cost sensors Harare, Zimbabwe	23.9
169	San Salvador Tizatlalli México, Mexico	23.8
170	Strumica Strumica, North Macedonia	23.4
171	Guwahati Assam, India	23.0
171	Pljevlja Pljevlja, Montenegro	23.0
173	Rishīkesh Uttarakhand, India	22.6
174	Tuxtla Chiapas, Mexico	22.5
175	Bijelo Polje Bijelo Polje, Montenegro	22.4
176	Sukuta low-cost sensors Western, Gambia	22.1
177	Beitbridge low-cost sensors Matabeleland South Province, Zimbabwe	22.0
177	Tirumala Andhra Pradesh, India	22.0
177	Vijayapura Karnataka, India	22.0
180	Quezon City low-cost sensors National Capital Region, Philippines	21.9
181	Raipur Chhattisgarh, India	21.8
181	Naharlagun Arunachal Pradesh, India	21.8
183	Amaravati Andhra Pradesh, India	21.7
184	Hubballi Karnataka, India	21.4
184	Wan Chai Wan Chai, Hong Kong	21.4
186	Bhelai Chhattisgarh, India	20.9
186	Arrah Bihar, India	20.9
186	Vientiane low-cost sensors Vientiane Prefecture, Laos	20.9
189	Tulare low-cost sensors California, United States	20.8
190	Gostivar Gostivar, North Macedonia	20.6
190	Madikeri Karnataka, India	20.6
190	Wenatchee Washington, United States	20.6
193	Kavadarci Kavadarci, North Macedonia	20.5
194	Kumanovo Kumanovo, North Macedonia	20.3
195	Ashaiman low-cost sensors Greater Accra, Ghana	19.9
196	Debrecen low-cost sensors Hajdú-Bihar, Hungary	19.8
196	Banja Luka Srpska, Bosnia and Herzegovina	19.8
196	Santa Catarina Nuevo León, Mexico	19.8
199	Ciudad Benito Juárez Nuevo León, Mexico	19.7
200	Kalaburagi Karnataka, India	19.5

Top 200 of 2,007 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