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	Ljubljana, Slovenia	8	64.1K followers
2	Warsaw, Poland	14	254.4K followers
3	Houston, USA	15	41.1K followers
4	Vancouver, Canada	17	166.4K followers
5	Rome, Italy	19	130.5K followers
6	Stockholm, Sweden	19	77.3K followers
7	Seattle, USA	20	230K followers
8	Chiang Mai, Thailand	22	15.2M followers
9	Beijing, China	22	17.3M followers
10	Dublin, Ireland	22	38K followers
11	Moscow, Russia	22	553.7K followers
12	Skopje, North Macedonia	22	78.1K followers
13	San Francisco, USA	23	359.4K followers
14	Portland, USA	24	122.3K followers
15	Lisbon, Portugal	25	62.9K followers
16	Birmingham, United Kingdom	25	115.3K followers
17	Kabul, Afghanistan	25	19.4K followers
18	Bangkok, Thailand	26	16.2M followers
19	Detroit, USA	26	22.7K followers
20	Paris, France	26	14.3M followers
21	Kraków, Poland	26	189.9K followers
22	Rotterdam, Netherlands	26	59.1K followers
23	Bern, Switzerland	26	67.5K followers
24	Brussels, Belgium	27	109.3K followers
25	London, United Kingdom	28	497.8K followers
26	Tokyo, Japan	28	1M followers
27	Shenzhen, China	28	264.6K followers
28	Oslo, Norway	28	59.3K followers
29	Pristina, Kosovo	28	35K followers
30	Baku, Azerbaijan	28	26.7K followers
31	Auckland, New Zealand	28	77.8K followers
32	Zagreb, Croatia	31	84.1K followers
33	Amsterdam, Netherlands	31	175.1K followers
34	Denver, USA	32	1.3M followers
35	Milan, Italy	32	158.6K followers
36	Barcelona, Spain	33	193.3K followers
37	Hong Kong, Hong Kong SAR	33	548.2K followers
38	Kyiv, Ukraine	33	203.4K followers
39	Algiers, Algeria	33	15.8K followers
40	Lyon, France	34	220.1K followers
41	Berlin, Germany	35	263.4K followers
42	Prague, Czech Republic	36	89.4K followers
43	Melbourne, Australia	37	265.1K followers
44	Ulaanbaatar, Mongolia	38	41.3K followers
45	Belgrade, Serbia	38	638.3K followers
46	Nice, France	38	188.3K followers
47	Kobe, Japan	39	21.4K followers
48	Doha, Qatar	39	102.6K followers
49	Wrocław, Poland	39	140K followers
50	Bogota, Colombia	39	45K followers
51	Bishkek, Kyrgyzstan	41	190.6K followers
52	Munich, Germany	41	218K followers
53	Kyoto, Japan	42	83.3K followers
54	Budapest, Hungary	42	49.7K followers
55	Busan, South Korea	43	430.1K followers
56	Madrid, Spain	43	238.1K followers
57	Vienna, Austria	43	150.3K followers
58	Guangzhou, China	44	1.3M followers
59	Bratislava, Slovakia	44	27.3K followers
60	Salt Lake City, USA	46	76.5K followers
61	Seoul, South Korea	50	16.6M followers
62	Incheon, South Korea	50	60.4K followers
63	Nairobi, Kenya	50	24.4K followers
64	Osaka, Japan	50	204.9K followers
65	Sarajevo, Bosnia Herzegovina	50	244.6K followers
66	Phnom Penh, Cambodia	50	364.5K followers
67	Kaohsiung, Taiwan	50	376.7K followers
68	Almaty, Kazakhstan	52	259.6K followers
69	Tashkent, Uzbekistan	52	832.4K followers
70	Chicago, USA	52	64.8K followers
71	Kuching, Malaysia	52	24.6K followers
72	Singapore, Singapore	53	619.9K followers
73	Accra, Ghana	53	8.4K followers
74	Johannesburg, South Africa	53	34.7K followers
75	Baghdad, Iraq	53	90K followers
76	Yangon, Myanmar	53	71.2K followers
77	Lima, Peru	54	20.8K followers
78	Athens, Greece	54	57.2K followers
79	Canberra, Australia	54	152.4K followers
80	Montreal, Canada	55	104.3K followers
81	Addis Ababa, Ethiopia	55	11.3K followers
82	Tehran, Iran	55	905.8K followers
83	Shanghai, China	56	2.7M followers
84	Taipei, Taiwan	56	775.8K followers
85	Krasnoyarsk, Russia	56	49.5K followers
86	Manama, Bahrain	56	24.8K followers
87	Medan, Indonesia	56	715.9K followers
88	Bucharest, Romania	57	65.1K followers
89	Minneapolis, USA	58	27.4K followers
90	Sydney, Australia	58	1.2M followers
91	Washington D.C., USA	58	53.5K followers
92	Los Angeles, USA	59	15.2M followers
93	Istanbul, Turkey	59	173.1K followers
94	Sao Paulo, Brazil	59	56.4K followers
95	Sofia, Bulgaria	60	85.3K followers
96	Toronto, Canada	60	353.7K followers
97	New York, USA	61	1.8M followers
98	Kuwait City, Kuwait	63	53.5K followers
99	Mumbai, India	64	1.1M followers
100	Dubai, United Arab Emirates	68	457.8K followers
101	Helsinki, Finland	68	69.4K followers
102	Manila, Philippines	68	113.1K followers
103	Kampala, Uganda	71	12.3K followers
104	Riyadh, Saudi Arabia	73	122K followers
105	Cairo, Egypt	73	85.4K followers
106	Ho Chi Minh City, Vietnam	75	2.2M followers
107	Hangzhou, China	75	244.6K followers
108	Karachi, Pakistan	76	96.5K followers
109	Tel Aviv-Yafo, Israel	78	73.2K followers
110	Kuala Lumpur, Malaysia	79	360.2K followers
111	Kathmandu, Nepal	80	139.6K followers
112	Mexico City, Mexico	81	192.7K followers
113	Chengdu, China	84	1.7M followers
114	Dhaka, Bangladesh	86	153.7K followers
115	Chongqing, China	88	157.7K followers
116	Jerusalem, Israel	89	30.9K followers
117	Dakar, Senegal	93	15.7K followers
118	Hanoi, Vietnam	96	2.9M followers
119	Wuhan, China	116	199.5K followers
120	Kolkata, India	122	902.3K followers
121	Jakarta, Indonesia	132	1.5M followers
122	Lahore, Pakistan	134	447.5K followers
123	Santiago, Chile	144	55K followers
124	Kinshasa, Democratic Republic of the Congo	165	5.5K followers
125	Delhi, India	261	2.6M followers