Chengdu, Sichuan, China Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
June Air Quality Analysis
Chengdu, Sichuan, China
AQI Trends: Highest and Lowest
Same Day Analysis (2nd June):
On this day, AQI across the 5 years varied significantly: 2026 ranks 2nd highest AQI at 94 of Moderate air quality, showing improvement over 2022 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 1st Jun - 2nd Jun 2026
Chengdu, Sichuan, China
6 AM1st Jun 2026
7 PM
5 AM2nd Jun 2026
139AQI
25AQI
93AQI
30AQI
In the last 24 hours,
Chengdu's AQI reached its highest point of 139 at 7 AM during the Day, while the lowest point, 25, was recorded at 4 PM during the Day between 1st Jun and 2nd Jun 2026.
Day & Night AQI Trend : May - Jun 2026
Chengdu, Sichuan, China
21°C15/26°C
24°C18/29°C
23°C22/23°C
24°C20/30°C
19°C18/20°C
21°C16/27°C
25°C19/31°C
25°C21/29°C
24°C20/29°C
22°C17/27°C
23°C21/23°C
19°C18/20°C
22°C17/27°C
24°C21/28°C
24°C22/28°C
25°C21/30°C
25°C21/29°C
26°C24/30°C
27°C22/31°C
26°C24/30°C
26°C23/30°C
26°C23/31°C
27°C25/30°C
25°C24/26°C
22°C21/23°C
22°C20/25°C
25°C20/31°C
25°C22/29°C
26°C22/32°C
25°C22/30°C
102AQI
78AQI
101AQI
81AQI
2026 Days Vs Air Quality
Chengdu, Sichuan, China
7%
10
54%
83
29%
44
10%
16
Total number of days with different AQI categories in last 153 days in 2026 (212 days remaining)
Under WHO’s Safe Air Quality Limits: 7%
Health Risk Level:
Extreme
In 2026, 7% of 153 days were within WHO’s safe air quality limits. The risk of health issues is Extreme, potentially causing respiratory problems, heart disease, skin issues, and stress, especially for children, the elderly, and those with pre-existing conditions.
Annual Air Quality Insights
Chengdu, Sichuan, China
AQI levels in 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
83AQI (US)
88AQI (US)
36AQI (US)
70AQI (US)
123AQI (US)
98AQI (US)
129AQI (US)
138AQI (US)
152AQI (US)
168AQI (US)
185AQI (US)
191AQI (US)
187AQI (US)
170AQI (US)
157AQI (US)
171AQI (US)
177AQI (US)
184AQI (US)
105AQI (US)
68AQI (US)
89AQI (US)
121AQI (US)
112AQI (US)
147AQI (US)
146AQI (US)
125AQI (US)
133AQI (US)
157AQI (US)
146AQI (US)
97AQI (US)
140AQI (US)
138AQI (US)
135AQI (US)
153AQI (US)
152AQI (US)
158AQI (US)
156AQI (US)
115AQI (US)
95AQI (US)
84AQI (US)
98AQI (US)
115AQI (US)
134AQI (US)
143AQI (US)
154AQI (US)
125AQI (US)
76AQI (US)
131AQI (US)
135AQI (US)
134AQI (US)
129AQI (US)
138AQI (US)
149AQI (US)
137AQI (US)
84AQI (US)
93AQI (US)
80AQI (US)
112AQI (US)
82AQI (US)
34AQI (US)
60AQI (US)
65AQI (US)
70AQI (US)
84AQI (US)
116AQI (US)
102AQI (US)
78AQI (US)
44AQI (US)
71AQI (US)
108AQI (US)
99AQI (US)
97AQI (US)
32AQI (US)
73AQI (US)
65AQI (US)
50AQI (US)
54AQI (US)
82AQI (US)
92AQI (US)
99AQI (US)
104AQI (US)
69AQI (US)
92AQI (US)
93AQI (US)
66AQI (US)
98AQI (US)
84AQI (US)
87AQI (US)
34AQI (US)
40AQI (US)
67AQI (US)
79AQI (US)
88AQI (US)
97AQI (US)
121AQI (US)
85AQI (US)
53AQI (US)
60AQI (US)
73AQI (US)
68AQI (US)
61AQI (US)
78AQI (US)
61AQI (US)
62AQI (US)
68AQI (US)
75AQI (US)
51AQI (US)
85AQI (US)
119AQI (US)
113AQI (US)
44AQI (US)
64AQI (US)
80AQI (US)
93AQI (US)
119AQI (US)
117AQI (US)
105AQI (US)
35AQI (US)
51AQI (US)
92AQI (US)
94AQI (US)
58AQI (US)
48AQI (US)
72AQI (US)
98AQI (US)
108AQI (US)
75AQI (US)
63AQI (US)
92AQI (US)
91AQI (US)
103AQI (US)
108AQI (US)
100AQI (US)
132AQI (US)
88AQI (US)
94AQI (US)
100AQI (US)
94AQI (US)
96AQI (US)
115AQI (US)
124AQI (US)
117AQI (US)
91AQI (US)
84AQI (US)
91AQI (US)
67AQI (US)
77AQI (US)
70AQI (US)
79AQI (US)
86AQI (US)
97AQI (US)
87AQI (US)
94AQI (US)
132AQI (US)
123AQI (US)
76AQI (US)
79AQI (US)
91AQI (US)
91AQI (US)
No. of days
2026100AQI (US)
Highest AQI (US) recorded in
January132AQI (US)
Lowest AQI (US) recorded in
March76AQI (US)
202589AQI (US)
Highest AQI (US) recorded in
December145AQI (US)
Lowest AQI (US) recorded in
August55AQI (US)
202484AQI (US)
Highest AQI (US) recorded in
December123AQI (US)
Lowest AQI (US) recorded in
July49AQI (US)
202396AQI (US)
Highest AQI (US) recorded in
January152AQI (US)
Lowest AQI (US) recorded in
August62AQI (US)
2022105AQI (US)
Highest AQI (US) recorded in
January139AQI (US)
Lowest AQI (US) recorded in
August68AQI (US)
2021100AQI (US)
Highest AQI (US) recorded in
January145AQI (US)
Lowest AQI (US) recorded in
September66AQI (US)
202090AQI (US)
Highest AQI (US) recorded in
December127AQI (US)
Lowest AQI (US) recorded in
July68AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Chengdu's annual 2026 AQI (US) (100) shows an average percentage change of 6.9% (worsened AQI (US)) compared to previous years: 2020 (90), 2021 (100), 2022 (105), 2023 (96), 2024 (84), 2025 (89).