Xining, Qinghai, China Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
August Air Quality Analysis
Xining, Qinghai, China
AQI Trends: Highest and Lowest
Same Day Analysis (1st August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 4th highest AQI at 63 of Moderate air quality, showing improvement over 2023, 2022 and 2021 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 2nd Aug - 3rd Aug 2025
Xining, Qinghai, China
6 AM2nd Aug 2025
8 PM
5 AM3rd Aug 2025
74AQI
60AQI
63AQI
59AQI
In the last 24 hours,
Xining's AQI reached its highest point of 74 at 12 PM during the Day, while the lowest point, 59, was recorded at 1 AM during the Night between 2nd Aug and 3rd Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Xining, Qinghai, China
13°C7/19°C
13°C6/21°C
15°C7/24°C
18°C9/27°C
15°C10/22°C
16°C7/26°C
18°C12/28°C
20°C12/30°C
20°C13/29°C
21°C13/29°C
21°C15/29°C
23°C16/30°C
22°C16/29°C
21°C15/31°C
19°C12/30°C
15°C11/18°C
16°C11/23°C
17°C11/24°C
19°C12/28°C
19°C12/26°C
16°C12/20°C
18°C12/26°C
19°C10/28°C
21°C13/30°C
19°C12/29°C
19°C12/27°C
21°C12/29°C
20°C14/26°C
20°C13/29°C
21°C15/29°C
--°C/°C
71AQI
61AQI
62AQI
62AQI
2025 Days Vs Air Quality
Xining, Qinghai, China
70%
149
30%
64
Total number of days with different AQI categories in last 215 days in 2025 (150 days remaining)
Under WHO’s Safe Air Quality Limits: 0%
Health Risk Level:
Extreme
In 2025, 0% of 215 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
Xining, Qinghai, China
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
115AQI
109AQI
131AQI
115AQI
126AQI
125AQI
122AQI
133AQI
131AQI
104AQI
101AQI
95AQI
99AQI
100AQI
122AQI
125AQI
116AQI
99AQI
113AQI
104AQI
123AQI
115AQI
132AQI
121AQI
104AQI
86AQI
103AQI
119AQI
130AQI
115AQI
113AQI
115AQI
93AQI
103AQI
94AQI
88AQI
89AQI
79AQI
92AQI
92AQI
93AQI
96AQI
101AQI
111AQI
73AQI
78AQI
71AQI
71AQI
70AQI
79AQI
76AQI
84AQI
79AQI
76AQI
74AQI
68AQI
65AQI
71AQI
69AQI
78AQI
62AQI
73AQI
79AQI
67AQI
79AQI
79AQI
75AQI
76AQI
74AQI
130AQI
96AQI
95AQI
91AQI
87AQI
90AQI
86AQI
87AQI
86AQI
92AQI
92AQI
91AQI
82AQI
102AQI
124AQI
132AQI
96AQI
106AQI
97AQI
121AQI
119AQI
143AQI
141AQI
136AQI
143AQI
124AQI
117AQI
128AQI
114AQI
112AQI
92AQI
100AQI
107AQI
85AQI
91AQI
86AQI
116AQI
106AQI
118AQI
138AQI
142AQI
127AQI
128AQI
95AQI
97AQI
96AQI
93AQI
87AQI
89AQI
88AQI
99AQI
85AQI
104AQI
119AQI
101AQI
119AQI
126AQI
134AQI
109AQI
98AQI
83AQI
90AQI
85AQI
90AQI
74AQI
81AQI
83AQI
117AQI
90AQI
99AQI
90AQI
105AQI
95AQI
87AQI
81AQI
74AQI
76AQI
75AQI
81AQI
86AQI
99AQI
102AQI
87AQI
84AQI
77AQI
80AQI
80AQI
83AQI
90AQI
92AQI
86AQI
78AQI
83AQI
90AQI
93AQI
87AQI
90AQI
85AQI
93AQI
91AQI
86AQI
84AQI
80AQI
59AQI
66AQI
62AQI
64AQI
64AQI
62AQI
65AQI
65AQI
64AQI
64AQI
63AQI
63AQI
54AQI
55AQI
55AQI
58AQI
60AQI
62AQI
63AQI
61AQI
64AQI
72AQI
71AQI
73AQI
68AQI
64AQI
69AQI
66AQI
60AQI
60AQI
64AQI
68AQI
59AQI
57AQI
62AQI
65AQI
60AQI
61AQI
64AQI
73AQI
63AQI
114AQI
84AQI
92AQI
111AQI
95AQI
79AQI
63AQI
63AQI
No. of days
202591AQI
Highest AQI recorded in
January114AQI
Lowest AQI recorded in
August63AQI
202484AQI
Highest AQI recorded in
February128AQI
Lowest AQI recorded in
August57AQI
202386AQI
Highest AQI recorded in
January121AQI
Lowest AQI recorded in
December46AQI
202288AQI
Highest AQI recorded in
December123AQI
Lowest AQI recorded in
June60AQI
2021105AQI
Highest AQI recorded in
March222AQI
Lowest AQI recorded in
July73AQI
202088AQI
Highest AQI recorded in
November127AQI
Lowest AQI recorded in
August65AQI
Most & Least Polluted Years Over the Last 6 Years
Xining's annual 2025 AQI (91) shows an average percentage change of 1.7% (worsened AQI) compared to previous years: 2020 (88), 2021 (105), 2022 (88), 2023 (86), 2024 (84).