Xining, Qinghai, 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
Xining, Qinghai, China
AQI Trends: Highest and Lowest
Same Day Analysis (4th June):
On this day, AQI across the 5 years varied significantly: 2026 ranks 4th highest AQI at 44 of Good air quality, showing improvement over 2025, 2024 and 2023 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 3rd Jun - 4th Jun 2026
Xining, Qinghai, China
6 AM3rd Jun 2026
8 PM
5 AM4th Jun 2026
42AQI
12AQI
48AQI
15AQI
In the last 24 hours,
Xining's AQI reached its highest point of 48 at 1 AM during the Night, while the lowest point, 12, was recorded at 12 PM during the Day between 3rd Jun and 4th Jun 2026.
Day & Night AQI Trend : May - Jun 2026
Xining, Qinghai, China
11°C7/16°C
10°C7/15°C
11°C5/18°C
13°C8/19°C
14°C7/21°C
15°C6/22°C
16°C10/24°C
15°C7/22°C
11°C7/15°C
9°C6/15°C
12°C4/20°C
13°C9/21°C
14°C7/21°C
16°C7/25°C
18°C8/28°C
14°C9/17°C
14°C5/24°C
17°C10/26°C
12°C9/14°C
13°C8/19°C
14°C10/20°C
10°C8/11°C
12°C7/18°C
14°C7/21°C
16°C7/24°C
13°C9/15°C
15°C7/22°C
14°C10/19°C
15°C8/25°C
14°C6/24°C
47AQI
37AQI
48AQI
45AQI
2026 Days Vs Air Quality
Xining, Qinghai, China
59%
91
41%
64
Total number of days with different AQI categories in last 155 days in 2026 (210 days remaining)
Under WHO’s Safe Air Quality Limits: 59%
Health Risk Level:
Considerable
In 2026, 59% of 155 days were within WHO’s safe air quality limits, and 41% exceeded them. The risk of health issues is Considerable, with potential for conditions in sensitive individuals.
Annual Air Quality Insights
Xining, Qinghai, China
AQI levels in 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
51AQI (US)
53AQI (US)
58AQI (US)
59AQI (US)
54AQI (US)
48AQI (US)
34AQI (US)
31AQI (US)
27AQI (US)
22AQI (US)
31AQI (US)
28AQI (US)
60AQI (US)
49AQI (US)
39AQI (US)
43AQI (US)
40AQI (US)
43AQI (US)
41AQI (US)
47AQI (US)
52AQI (US)
57AQI (US)
53AQI (US)
57AQI (US)
85AQI (US)
100AQI (US)
80AQI (US)
80AQI (US)
79AQI (US)
71AQI (US)
74AQI (US)
68AQI (US)
62AQI (US)
72AQI (US)
62AQI (US)
58AQI (US)
45AQI (US)
50AQI (US)
59AQI (US)
57AQI (US)
51AQI (US)
59AQI (US)
63AQI (US)
59AQI (US)
48AQI (US)
40AQI (US)
54AQI (US)
64AQI (US)
46AQI (US)
41AQI (US)
39AQI (US)
39AQI (US)
79AQI (US)
74AQI (US)
45AQI (US)
50AQI (US)
50AQI (US)
55AQI (US)
61AQI (US)
55AQI (US)
53AQI (US)
59AQI (US)
63AQI (US)
51AQI (US)
51AQI (US)
58AQI (US)
55AQI (US)
40AQI (US)
42AQI (US)
41AQI (US)
60AQI (US)
71AQI (US)
54AQI (US)
64AQI (US)
68AQI (US)
43AQI (US)
46AQI (US)
48AQI (US)
48AQI (US)
58AQI (US)
66AQI (US)
67AQI (US)
53AQI (US)
52AQI (US)
51AQI (US)
44AQI (US)
37AQI (US)
50AQI (US)
36AQI (US)
30AQI (US)
34AQI (US)
34AQI (US)
37AQI (US)
46AQI (US)
40AQI (US)
36AQI (US)
45AQI (US)
37AQI (US)
31AQI (US)
36AQI (US)
38AQI (US)
32AQI (US)
31AQI (US)
27AQI (US)
40AQI (US)
19AQI (US)
31AQI (US)
30AQI (US)
40AQI (US)
47AQI (US)
63AQI (US)
58AQI (US)
60AQI (US)
52AQI (US)
41AQI (US)
34AQI (US)
28AQI (US)
21AQI (US)
31AQI (US)
39AQI (US)
28AQI (US)
19AQI (US)
23AQI (US)
28AQI (US)
33AQI (US)
29AQI (US)
42AQI (US)
46AQI (US)
43AQI (US)
47AQI (US)
46AQI (US)
44AQI (US)
46AQI (US)
39AQI (US)
57AQI (US)
51AQI (US)
52AQI (US)
50AQI (US)
52AQI (US)
58AQI (US)
62AQI (US)
61AQI (US)
49AQI (US)
44AQI (US)
49AQI (US)
41AQI (US)
44AQI (US)
33AQI (US)
23AQI (US)
28AQI (US)
33AQI (US)
33AQI (US)
26AQI (US)
26AQI (US)
44AQI (US)
53AQI (US)
55AQI (US)
52AQI (US)
38AQI (US)
42AQI (US)
32AQI (US)
No. of days
202648AQI (US)
Highest AQI (US) recorded in
February55AQI (US)
Lowest AQI (US) recorded in
June32AQI (US)
202578AQI (US)
Highest AQI (US) recorded in
January114AQI (US)
Lowest AQI (US) recorded in
November46AQI (US)
202473AQI (US)
Highest AQI (US) recorded in
December123AQI (US)
Lowest AQI (US) recorded in
January47AQI (US)
202385AQI (US)
Highest AQI (US) recorded in
January120AQI (US)
Lowest AQI (US) recorded in
December46AQI (US)
202288AQI (US)
Highest AQI (US) recorded in
December123AQI (US)
Lowest AQI (US) recorded in
June60AQI (US)
2021105AQI (US)
Highest AQI (US) recorded in
March222AQI (US)
Lowest AQI (US) recorded in
July73AQI (US)
202088AQI (US)
Highest AQI (US) recorded in
November127AQI (US)
Lowest AQI (US) recorded in
August65AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Xining's annual 2026 AQI (US) (48) shows an average percentage change of -43.5% (improved AQI (US)) compared to previous years: 2020 (88), 2021 (105), 2022 (88), 2023 (85), 2024 (73), 2025 (78).