Xian, Shaanxi, China Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
July Air Quality Analysis
Xian, Shaanxi, China
AQI Trends: Highest and Lowest
Same Day Analysis (2nd July ):
On this day, AQI across the 5 years varied significantly: 2025 ranks the most lowest AQI at 55 of Moderate air quality, showing improvement over 2024, 2023, 2022 and 2021 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 2nd Jul - 3rd Jul 2025
Xian, Shaanxi, China
5 AM2nd Jul 2025
7 PM
4 AM3rd Jul 2025
59AQI
36AQI
60AQI
47AQI
In the last 24 hours,
Xian's AQI reached its highest point of 60 at 2 AM during the Night, while the lowest point, 36, was recorded at 9 AM during the Day between 2nd Jul and 3rd Jul 2025.
Day & Night AQI Trend : Jun - Jul 2025
Xian, Shaanxi, China
27°C20/33°C
28°C21/37°C
29°C21/36°C
31°C24/38°C
29°C25/34°C
30°C23/37°C
30°C24/37°C
31°C25/37°C
31°C23/40°C
32°C24/41°C
32°C25/41°C
26°C20/33°C
27°C19/35°C
29°C20/37°C
31°C23/39°C
26°C23/29°C
26°C23/30°C
28°C24/33°C
28°C22/35°C
29°C24/36°C
29°C23/36°C
27°C22/32°C
20°C18/22°C
25°C18/32°C
27°C22/35°C
28°C22/37°C
30°C23/38°C
23°C21/27°C
27°C20/34°C
30°C25/36°C
0°C0/0°C
69AQI
69AQI
71AQI
71AQI
2025 Days Vs Air Quality
Xian, Shaanxi, China
39%
72
46%
84
10%
18
4%
8
0.5%
1
Total number of days with different AQI categories in last 184 days in 2025 (181 days remaining)
Under WHO’s Safe Air Quality Limits: 0%
Health Risk Level:
Extreme
In 2025, 0% of 184 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
Xian, Shaanxi, China
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
140AQI
137AQI
158AQI
159AQI
144AQI
116AQI
130AQI
131AQI
108AQI
122AQI
97AQI
104AQI
137AQI
95AQI
90AQI
120AQI
137AQI
131AQI
154AQI
163AQI
188AQI
202AQI
191AQI
179AQI
109AQI
110AQI
101AQI
143AQI
215AQI
211AQI
222AQI
206AQI
170AQI
101AQI
112AQI
81AQI
96AQI
77AQI
70AQI
96AQI
127AQI
142AQI
99AQI
140AQI
121AQI
148AQI
107AQI
143AQI
140AQI
155AQI
159AQI
166AQI
172AQI
105AQI
144AQI
116AQI
142AQI
145AQI
158AQI
177AQI
106AQI
92AQI
119AQI
125AQI
130AQI
130AQI
135AQI
130AQI
145AQI
224AQI
173AQI
127AQI
111AQI
83AQI
72AQI
80AQI
71AQI
76AQI
79AQI
96AQI
100AQI
102AQI
90AQI
93AQI
144AQI
133AQI
142AQI
133AQI
123AQI
121AQI
110AQI
118AQI
128AQI
133AQI
114AQI
126AQI
107AQI
122AQI
135AQI
127AQI
130AQI
271AQI
134AQI
114AQI
104AQI
133AQI
133AQI
144AQI
137AQI
110AQI
110AQI
152AQI
127AQI
113AQI
121AQI
101AQI
88AQI
75AQI
79AQI
118AQI
117AQI
108AQI
91AQI
100AQI
124AQI
496AQI
166AQI
160AQI
120AQI
104AQI
88AQI
94AQI
76AQI
99AQI
97AQI
94AQI
223AQI
134AQI
132AQI
124AQI
120AQI
125AQI
95AQI
97AQI
85AQI
83AQI
88AQI
83AQI
80AQI
90AQI
77AQI
86AQI
69AQI
72AQI
71AQI
70AQI
74AQI
66AQI
70AQI
67AQI
71AQI
76AQI
76AQI
80AQI
74AQI
76AQI
79AQI
81AQI
80AQI
74AQI
73AQI
74AQI
72AQI
69AQI
70AQI
67AQI
64AQI
65AQI
60AQI
61AQI
56AQI
57AQI
55AQI
143AQI
130AQI
118AQI
124AQI
122AQI
71AQI
56AQI
No. of days
2025117AQI
Highest AQI recorded in
January143AQI
Lowest AQI recorded in
July56AQI
2024105AQI
Highest AQI recorded in
February165AQI
Lowest AQI recorded in
July66AQI
2023108AQI
Highest AQI recorded in
January176AQI
Lowest AQI recorded in
June67AQI
2022116AQI
Highest AQI recorded in
January168AQI
Lowest AQI recorded in
August70AQI
2021104AQI
Highest AQI recorded in
March174AQI
Lowest AQI recorded in
September55AQI
2020100AQI
Highest AQI recorded in
December148AQI
Lowest AQI recorded in
August70AQI
Most & Least Polluted Years Over the Last 6 Years
Xian's annual 2025 AQI (117) shows an average percentage change of 10.5% (worsened AQI) compared to previous years: 2020 (100), 2021 (104), 2022 (116), 2023 (108), 2024 (105).