World's Most Polluted Cities in 2023 - PM2.5 Ranking

PM2.5 legend

Rank	City	2023	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	2022	2021	2020	2019	2018	2017
101	Yangquan, China	40.2	49.9	76.5	53.6	46.5	29.8	23	21.6	25.3	34.4	36.6	35.2	51	42	45.9	46.3	50.6	59	63.6
102	Jinchang, China	40.1	75.8	50.2	47.2	42.4	28.2	22	19.6	21.1	21.9	40.9	42.2	68.2	38.4	31	21.2	20.8	25.2	27.1
103	Hangu, China	40.1	52.4	57.1	66.3	39.8	31.1	24.5	25.4	22.8	31.1	41.2	36.2	51.2	35.5	36.5	--	--	--	--
104	Hechuan, China	40	82.5	69.7	38.1	32.4	32.5	24.8	19.8	21.8	28.3	28.9	50.7	70	33.8	38.8	34.1	32.5	--	--
105	Wuwei, China	39.9	58.6	42.5	62.7	51.2	44.6	35.1	27.7	23.8	23.6	24.5	43.1	41.1	37.9	40.2	37.6	33.1	42.2	43.8
106	Yiyang, China	39.9	97.7	66.8	41.1	27	25.4	18.4	13	21	23.9	39.3	42.6	63.4	37.1	34.4	40	49.8	33.3	39.1
107	Luzhou, China	39.8	80.5	71.1	40.2	27.7	33.3	18.5	16.1	15.8	21.9	24.5	53.3	76.5	36.1	38.3	37.3	40.8	37	51.4
108	Xinzhou, China	39.6	58.9	69.1	44.9	42	27.4	20.5	23	25.1	31	32.9	30.8	69.6	36.9	44.9	44.4	41.7	51.4	62.6
109	Bengbu, China	39.2	62.3	47.1	49.5	36.2	31	26.3	16.4	21.4	25.4	40	48.9	66.2	38	39.3	44.5	51.3	52.8	59.3
110	Hecun, China	39.2	52.6	72	49	40.2	29.2	23.9	24.3	29.9	34.9	33.5	34.3	41.8	39.8	28.6	--	--	--	--
111	Yichang, China	39	99.7	78.1	40.1	31.4	24.6	15.7	13.5	18.5	16.6	22.8	36.8	68.9	38	40	40.8	52.5	52.1	57.4
112	Chengdu, China	39	73.8	60.6	38.3	32.6	30.4	23.1	20.9	17	24	28.9	44.5	72.1	38.3	40.3	40.5	42.4	48.8	55.4
113	Jinan, China	38.9	72.9	56	50.4	40.7	27.9	18.4	16.9	20.5	30.1	33.5	35.9	61	36.2	42	49	54.4	52.9	63.7
114	Tangshan, China	38.8	47.6	54.6	64	36.9	32.4	26.8	23.3	23.2	31.5	40.5	35	50.3	33.1	43.2	46.8	52.6	63.5	84.7
115	Loudi, China	38.7	79	58.4	43.2	31.6	29.1	21.7	16.6	24.6	21.3	35.5	42	61.7	34	34.8	32.1	38.2	30.6	38.6
116	Zhongwei, China	38.7	51.4	45.5	45.7	77.4	35.4	29.7	26.4	25.9	25.2	25	35.2	43.4	34.8	37.1	33.3	31.5	36.9	36.6
117	Shaoyang, China	38.5	72.1	54.9	44.7	31.6	28.5	22.2	17.9	24.8	26	35.4	44.1	61.5	32.5	36.9	37.3	42.1	44	51.6
118	Korla, China	38.5	61.1	45.9	56.1	58.7	22.3	21.9	24.6	21.7	22.9	32.3	50.7	47.7	40	42.1	44.7	47.1	46.3	43
119	Weifang, China	38.4	62.5	53.2	50.8	36.3	28.2	19.5	17	18.6	28.6	37.7	39.4	66.4	34.6	40.2	49.9	56.2	52.6	56.9
120	Ili, China	38.4	126.2	73.1	28.4	20.7	17.6	19.3	18.2	17.8	17	27.5	37.1	55.5	36.1	35.7	43.6	41.5	47.1	49.6
121	Huainan, China	38.3	72.9	54.6	53.8	37.4	27.5	20.4	12.8	18.7	22.3	34.8	43.2	61	40.8	42.2	47.4	52.5	54.8	61.6
122	Ezhou, China	38.3	76.1	59.1	47.7	32.3	26.9	18.8	10.8	19	16.6	46.9	42.5	61	34.3	37.4	37.8	42.5	44.9	56.4
123	Jinzhou, China	38.3	52.2	54.9	66.6	38.7	30.6	25.4	21	18.3	23.6	39	36.8	52.2	36.2	41.6	46.9	45.3	44.4	46.8
124	Zhangqiu, China	38.3	68.3	55.6	48.8	39.6	28.7	18.5	16	19.8	31.3	33.4	38.1	60.6	38.4	42.4	49.1	50.1	49.2	66.7
125	Datong, China	38.2	68.7	48.2	51.4	40.8	30.7	22.7	11.2	18.4	21.6	35.7	43.8	66	39.2	39.6	--	--	--	--
126	Hengyang, China	38.1	78.3	57.6	42.7	25.5	32.1	19.6	15.9	21.9	22.8	38.4	42.6	60.2	31.5	35.9	35.3	42.1	41.3	47.8
127	Fengrun, China	38	44.8	52.5	57.2	33.3	32.2	26.2	25.2	18.6	31.5	41.8	37.7	55.8	32.8	45.3	--	--	--	--
128	Zhenjiang, China	38	54	44	48.1	41.7	33.4	25.7	18.5	23.1	24.7	35.9	43.6	61.4	35.1	37.7	37.7	45	53.2	53.9
129	Meishan, China	38	74.6	62.7	35	26.3	25.6	16.4	14.8	16.3	24	29.8	49.5	78.4	35.8	33	31.4	35.2	36.2	47.1
130	Langfang, China	37.9	47	58.6	56.2	36.6	29.5	19.2	17.7	17.3	31.2	44.5	40.4	54.6	34.1	40.1	43.3	47.1	55.8	78.5
131	Taixing, China	37.8	53.2	42.3	45.7	39.5	32.5	27.3	16	21.6	26	40.1	43.4	62.8	39.8	36.7	--	--	--	--
132	Hanting, China	37.7	59.5	50.3	48.7	37.3	27.9	19.7	19.5	19.8	29	36.3	39.5	63.9	32.7	34	--	--	--	--
133	Tangjiazhuang, China	37.6	45	50.2	57.1	32.1	32.2	28.1	21.3	24.7	33.9	42.3	37.6	46.6	30.8	39.9	--	--	--	--
134	Xiangtan, China	37.6	79.5	60.3	47.5	25.5	28.1	18.8	15.2	20.9	19.1	37.3	41.5	58.6	36.9	42.3	38.2	46.8	46.6	50.3
135	Zhuzhou, China	37.6	78.1	57.1	45.9	26.4	28.7	19	14.6	22	20.3	38.6	41.4	59.5	34.2	39	36.7	46.3	42.3	50.2
136	Huai'an, China	37.6	60.4	43	50.8	39.4	31.7	22.8	14	17.1	21.6	40.6	47.1	59.3	35.3	33.6	--	--	--	--
137	Shizuishan, China	37.5	58.2	46.5	48.9	55.2	33.7	19.3	19.9	21.2	23.7	29.7	34.6	57.7	33.6	35.7	36.1	34.5	40.4	45.5
138	Tongchuan, China	37.5	64	68.3	44.8	47.6	21.1	18.6	18.9	18.4	22.1	28.3	41	59.2	36.3	34	38.6	44.6	46.3	50.5
139	Jijiang, China	37.3	73.9	53.8	39	30.1	33.7	22.9	17.3	17.7	20.6	25.9	46.5	66	35.3	34.6	34.5	34.4	--	--
140	Jincheng, China	37.3	57.9	71.7	45.8	38.3	28	21.5	17.4	23.9	26.1	41.8	33.9	42.1	38	35.7	46.2	54.1	59.8	63.4
141	Changsha, China	37.2	82.6	58.8	45.8	27.4	27.2	18.1	14	21.4	18.4	34	40	58.5	37.1	43	41	46.8	45.8	51.4
142	Dawukou, China	37.2	66.3	47.7	44.5	43.8	29.5	16.1	14.5	16.9	26.1	30	42.4	68.6	33.5	36.7	--	--	--	--
143	Dongying, China	37.2	58.9	53.9	52.4	36	28.1	20.2	20.4	18.6	24.4	36.4	35.6	59.3	33.1	38.4	45.7	48.6	47.4	57.9
144	Shengli, China	37.2	58.6	54.3	50.7	36.5	28.5	20.1	20.2	20.2	26.6	35.2	35.7	58	33.8	34.9	--	--	--	--
145	Mianyang, China	37.1	78.5	49.6	33	31.2	27.9	23.4	22.5	20.3	21.4	29	41.9	64.4	34.5	35.8	34.2	37.8	45.3	48.5
146	Suihua, China	37	77.9	64.6	47.9	56.4	20.8	12.2	11.7	7.9	11	28.7	48.9	56.8	36.4	32.7	39.1	37.1	35.4	35.4
147	Huangshi, China	36.9	71.9	58.5	44.8	29.6	26.2	19.4	12.5	18.8	17.2	43.5	40.7	56.4	32.1	33	35	40.6	41.7	55.2
148	Changzhi, China	36.9	53.8	69.7	46.7	37.6	26.8	22.2	19.4	23.6	28.2	37.7	30.7	46.3	37.9	39.2	45.5	47.5	53.2	62.3
149	Xinpu, China	36.6	61.2	42.1	49.1	35.7	26.8	19.3	14.9	14.3	22.1	37.3	48	64.9	32.5	36.2	38.8	35.5	--	--
150	Dongling, China	36.6	49.5	52.4	52.4	48.8	27	22.1	20.3	16.3	20.4	40.3	38.5	50.6	--	--	--	--	--	--

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