Live cleanest global major city ranking
The hourly major city ranking compares AQI⁺ values for more than 100 global cities. Click to learn more.

2025

World Air Quality Report

newsroom

AQI⁺ US legend

0-50Good

51-100Moderate

101-150Unhealthy for sensitive groups

151-200Unhealthy

201-300Very unhealthy

301+Hazardous

Rank	Major city, country/region	AQI⁺ US	Followers
1	Auckland, New Zealand	9	249.2K followers
2	Bogota, Colombia	10	143.3K followers
3	Melbourne, Australia	14	846.1K followers
4	Canberra, Australia	16	487.2K followers
5	Seattle, USA	17	753K followers
6	Dublin, Ireland	17	121.8K followers
7	Sydney, Australia	18	1.8M followers
8	Portland, USA	21	411.4K followers
9	London, United Kingdom	22	1.2M followers
10	Ulaanbaatar, Mongolia	22	131.6K followers
11	Vancouver, Canada	22	544.1K followers
12	Birmingham, United Kingdom	22	363.8K followers
13	Helsinki, Finland	23	220.2K followers
14	Toronto, Canada	25	1.1M followers
15	San Francisco, USA	26	1M followers
16	Copenhagen, Denmark	26	203.6K followers
17	Chiang Mai, Thailand	28	15.9M followers
18	Chicago, USA	28	219.2K followers
19	New York, USA	29	2.5M followers
20	Kyiv, Ukraine	29	656K followers
21	Wuhan, China	31	635.7K followers
22	Denver, USA	32	2M followers
23	Stockholm, Sweden	32	247.2K followers
24	Sofia, Bulgaria	33	271.8K followers
25	Chengdu, China	33	2.4M followers
26	Lisbon, Portugal	33	201.6K followers
27	Istanbul, Turkey	34	549.7K followers
28	Houston, USA	35	132.2K followers
29	Brussels, Belgium	36	347.7K followers
30	Almaty, Kazakhstan	37	823.7K followers
31	Salt Lake City, USA	39	257.3K followers
32	Moscow, Russia	39	1.2M followers
33	Vienna, Austria	39	478.1K followers
34	Shenzhen, China	39	851.2K followers
35	Busan, South Korea	41	1.1M followers
36	Detroit, USA	42	75.5K followers
37	Washington D.C., USA	43	175.2K followers
38	Incheon, South Korea	44	191.7K followers
39	Hangzhou, China	44	781K followers
40	Budapest, Hungary	44	158.7K followers
41	Athens, Greece	45	184.7K followers
42	Paris, France	46	15.1M followers
43	Zagreb, Croatia	47	267.3K followers
44	Hong Kong, Hong Kong SAR	48	1.2M followers
45	Oslo, Norway	48	189.6K followers
46	Bucharest, Romania	49	207.7K followers
47	Chongqing, China	50	500.2K followers
48	Berlin, Germany	50	842K followers
49	Sarajevo, Bosnia Herzegovina	50	774.2K followers
50	Kaohsiung, Taiwan	50	1.1M followers
51	Bratislava, Slovakia	50	86.7K followers
52	Los Angeles, USA	51	16M followers
53	Pristina, Kosovo	51	111.6K followers
54	Montreal, Canada	52	343.6K followers
55	Phnom Penh, Cambodia	52	1.1M followers
56	Bangkok, Thailand	53	17.1M followers
57	Skopje, North Macedonia	53	247.6K followers
58	Warsaw, Poland	53	807.9K followers
59	Yangon, Myanmar	53	227.2K followers
60	Ho Chi Minh City, Vietnam	54	2.9M followers
61	Hanoi, Vietnam	55	3.6M followers
62	Belgrade, Serbia	55	1.3M followers
63	Seoul, South Korea	56	17.5M followers
64	Ljubljana, Slovenia	56	203.6K followers
65	Kraków, Poland	56	600.3K followers
66	Kuching, Malaysia	56	77.8K followers
67	Krasnoyarsk, Russia	56	157K followers
68	Guangzhou, China	58	2M followers
69	Beijing, China	58	18.2M followers
70	Dakar, Senegal	58	50K followers
71	Amsterdam, Netherlands	58	558K followers
72	Lyon, France	58	697.3K followers
73	Algiers, Algeria	58	49.9K followers
74	Wrocław, Poland	59	441.5K followers
75	Kyoto, Japan	60	264.4K followers
76	Baku, Azerbaijan	60	84.9K followers
77	Lima, Peru	61	66.6K followers
78	Sao Paulo, Brazil	61	179.7K followers
79	Munich, Germany	61	690.8K followers
80	Mexico City, Mexico	62	614.2K followers
81	Nice, France	62	595.8K followers
82	Tehran, Iran	62	1.6M followers
83	Kathmandu, Nepal	63	443.7K followers
84	Baghdad, Iraq	63	287K followers
85	Singapore, Singapore	64	1.3M followers
86	Kobe, Japan	65	67.7K followers
87	Prague, Czech Republic	65	284.4K followers
88	Rotterdam, Netherlands	65	187.2K followers
89	Tokyo, Japan	66	1.7M followers
90	Mumbai, India	66	1.8M followers
91	Barcelona, Spain	66	614.1K followers
92	Rome, Italy	66	419.2K followers
93	Accra, Ghana	67	26.8K followers
94	Kabul, Afghanistan	68	61.9K followers
95	Bishkek, Kyrgyzstan	69	603.7K followers
96	Nairobi, Kenya	69	77.8K followers
97	Osaka, Japan	69	653K followers
98	Kuwait City, Kuwait	69	170.2K followers
99	Milan, Italy	70	505.6K followers
100	Santiago, Chile	72	176.4K followers
101	Taipei, Taiwan	72	1.5M followers
102	Tashkent, Uzbekistan	73	1.5M followers
103	Kuala Lumpur, Malaysia	73	1M followers
104	Minneapolis, USA	75	92.2K followers
105	Manama, Bahrain	79	78.9K followers
106	Madrid, Spain	80	766.7K followers
107	Doha, Qatar	81	326.3K followers
108	Tel Aviv-Yafo, Israel	81	233.4K followers
109	Johannesburg, South Africa	82	109.9K followers
110	Kolkata, India	84	1.6M followers
111	Bern, Switzerland	87	215.9K followers
112	Riyadh, Saudi Arabia	92	388.8K followers
113	Karachi, Pakistan	100	306K followers
114	Dhaka, Bangladesh	103	488K followers
115	Shanghai, China	107	3.4M followers
116	Addis Ababa, Ethiopia	109	35.9K followers
117	Jakarta, Indonesia	117	2.2M followers
118	Jerusalem, Israel	119	98K followers
119	Delhi, India	127	3.3M followers
120	Lahore, Pakistan	129	1.1M followers
121	Dubai, United Arab Emirates	131	1.1M followers
122	Kampala, Uganda	162	39K followers
123	Cairo, Egypt	170	272.7K followers
124	Kinshasa, Democratic Republic of the Congo	171	17.5K followers
125	Medan, Indonesia	174	1.4M followers