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	Chiang Mai, Thailand	11	15.9M followers
2	Melbourne, Australia	11	847K followers
3	Hong Kong, Hong Kong SAR	12	1.2M followers
4	Vancouver, Canada	14	545.3K followers
5	Oslo, Norway	16	189.8K followers
6	Shenzhen, China	17	852.3K followers
7	Yangon, Myanmar	17	227.5K followers
8	Seattle, USA	21	754.7K followers
9	Bangkok, Thailand	22	17.1M followers
10	Tokyo, Japan	22	1.7M followers
11	Portland, USA	24	413K followers
12	Dakar, Senegal	25	50K followers
13	Chongqing, China	28	500.5K followers
14	Guangzhou, China	28	2M followers
15	Detroit, USA	28	75.5K followers
16	Dublin, Ireland	28	122K followers
17	Kaohsiung, Taiwan	28	1.1M followers
18	Bogota, Colombia	28	143.4K followers
19	Stockholm, Sweden	29	247.4K followers
20	Lisbon, Portugal	30	201.9K followers
21	Helsinki, Finland	30	220.3K followers
22	Sofia, Bulgaria	31	272K followers
23	Wrocław, Poland	31	441.7K followers
24	Copenhagen, Denmark	32	203.8K followers
25	Warsaw, Poland	33	808.7K followers
26	Auckland, New Zealand	33	249.5K followers
27	Belgrade, Serbia	34	1.3M followers
28	Almaty, Kazakhstan	36	824.1K followers
29	Washington D.C., USA	37	175.5K followers
30	San Francisco, USA	38	1.1M followers
31	New York, USA	39	2.5M followers
32	Ulaanbaatar, Mongolia	39	131.8K followers
33	Berlin, Germany	39	843.4K followers
34	Kyiv, Ukraine	39	656.7K followers
35	Skopje, North Macedonia	39	247.7K followers
36	Pristina, Kosovo	39	111.8K followers
37	Bishkek, Kyrgyzstan	39	604K followers
38	Toronto, Canada	40	1.1M followers
39	Prague, Czech Republic	41	284.7K followers
40	Sarajevo, Bosnia Herzegovina	42	774.6K followers
41	Amsterdam, Netherlands	42	558.5K followers
42	Munich, Germany	43	691.3K followers
43	Madrid, Spain	44	767.9K followers
44	Canberra, Australia	44	487.7K followers
45	Zagreb, Croatia	44	267.5K followers
46	Taipei, Taiwan	44	1.5M followers
47	Baku, Azerbaijan	44	85K followers
48	Kathmandu, Nepal	45	443.9K followers
49	Rotterdam, Netherlands	47	187.3K followers
50	London, United Kingdom	49	1.2M followers
51	Paris, France	49	15.1M followers
52	Hangzhou, China	50	781.8K followers
53	Vienna, Austria	50	478.6K followers
54	Sydney, Australia	51	1.8M followers
55	Tashkent, Uzbekistan	53	1.5M followers
56	Houston, USA	53	132.3K followers
57	Lima, Peru	53	66.6K followers
58	Budapest, Hungary	53	159K followers
59	Athens, Greece	54	185.1K followers
60	Birmingham, United Kingdom	54	363.9K followers
61	Bern, Switzerland	54	216.5K followers
62	Manila, Philippines	54	361.1K followers
63	Chicago, USA	55	219.6K followers
64	Beijing, China	55	18.2M followers
65	Kuching, Malaysia	55	77.9K followers
66	Incheon, South Korea	56	191.8K followers
67	Bucharest, Romania	56	207.9K followers
68	Phnom Penh, Cambodia	56	1.1M followers
69	Lyon, France	56	697.7K followers
70	Wuhan, China	57	636.2K followers
71	Moscow, Russia	58	1.2M followers
72	Ljubljana, Slovenia	58	203.8K followers
73	Minneapolis, USA	59	92.3K followers
74	Ho Chi Minh City, Vietnam	59	2.9M followers
75	Kobe, Japan	59	67.7K followers
76	Mumbai, India	59	1.8M followers
77	Montreal, Canada	59	344.2K followers
78	Rome, Italy	59	419.8K followers
79	Seoul, South Korea	60	17.5M followers
80	Santiago, Chile	60	176.5K followers
81	Istanbul, Turkey	61	550.1K followers
82	Osaka, Japan	61	653.5K followers
83	Barcelona, Spain	62	614.6K followers
84	Bratislava, Slovakia	62	86.8K followers
85	Kyoto, Japan	64	264.5K followers
86	Sao Paulo, Brazil	64	179.9K followers
87	Tehran, Iran	64	1.6M followers
88	Hanoi, Vietnam	66	3.6M followers
89	Chengdu, China	66	2.4M followers
90	Kabul, Afghanistan	66	62K followers
91	Kraków, Poland	67	600.7K followers
92	Riyadh, Saudi Arabia	67	389.2K followers
93	Busan, South Korea	68	1.1M followers
94	Kuala Lumpur, Malaysia	68	1M followers
95	Cairo, Egypt	68	273K followers
96	Dhaka, Bangladesh	69	488.3K followers
97	Algiers, Algeria	69	49.9K followers
98	Baghdad, Iraq	71	287.3K followers
99	Brussels, Belgium	71	348K followers
100	Singapore, Singapore	73	1.3M followers
101	Nice, France	75	596.2K followers
102	Salt Lake City, USA	76	258K followers
103	Accra, Ghana	82	26.9K followers
104	Nairobi, Kenya	87	77.9K followers
105	Karachi, Pakistan	88	306.2K followers
106	Milan, Italy	88	506.1K followers
107	Denver, USA	90	2M followers
108	Addis Ababa, Ethiopia	98	36K followers
109	Jakarta, Indonesia	99	2.2M followers
110	Los Angeles, USA	103	16M followers
111	Mexico City, Mexico	104	614.7K followers
112	Tel Aviv-Yafo, Israel	106	233.7K followers
113	Shanghai, China	112	3.4M followers
114	Johannesburg, South Africa	112	110K followers
115	Kolkata, India	127	1.6M followers
116	Delhi, India	129	3.3M followers
117	Kuwait City, Kuwait	129	170.4K followers
118	Jerusalem, Israel	131	98K followers
119	Manama, Bahrain	137	79K followers
120	Doha, Qatar	142	326.6K followers
121	Dubai, United Arab Emirates	144	1.1M followers
122	Kinshasa, Democratic Republic of the Congo	151	17.6K followers
123	Medan, Indonesia	153	1.4M followers
124	Lahore, Pakistan	156	1.1M followers
125	Kampala, Uganda	172	39.1K followers