Lanzhou, Gansu, 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
Lanzhou, Gansu, China
AQI Trends: Highest and Lowest
Same Day Analysis (3rd June):
On this day, AQI across the 5 years varied significantly: 2026 ranks the most lowest AQI at 60 of Moderate air quality, showing improvement over 2025, 2024, 2023 and 2022 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 2nd Jun - 3rd Jun 2026
Lanzhou, Gansu, China
5 AM2nd Jun 2026
8 PM
4 AM3rd Jun 2026
67AQI
16AQI
70AQI
55AQI
In the last 24 hours,
Lanzhou's AQI reached its highest point of 70 at 11 PM during the Night, while the lowest point, 16, was recorded at 4 PM during the Day between 2nd Jun and 3rd Jun 2026.
Day & Night AQI Trend : May - Jun 2026
Lanzhou, Gansu, China
20°C11/28°C
17°C14/19°C
15°C11/19°C
17°C10/22°C
20°C12/26°C
21°C16/26°C
22°C14/28°C
20°C14/29°C
17°C13/23°C
15°C11/18°C
11°C9/12°C
16°C8/24°C
17°C14/22°C
19°C15/25°C
21°C14/29°C
22°C14/31°C
17°C13/19°C
19°C11/26°C
23°C18/28°C
17°C13/19°C
17°C11/24°C
17°C14/20°C
15°C11/16°C
17°C12/22°C
19°C12/26°C
22°C14/29°C
20°C17/21°C
21°C15/27°C
22°C16/26°C
22°C16/28°C
68AQI
57AQI
73AQI
70AQI
2026 Days Vs Air Quality
Lanzhou, Gansu, China
12%
19
78%
120
9%
14
0.6%
1
Total number of days with different AQI categories in last 154 days in 2026 (211 days remaining)
Under WHO’s Safe Air Quality Limits: 12%
Health Risk Level:
Extreme
In 2026, 12% of 154 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
Lanzhou, Gansu, China
AQI levels in 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
52AQI (US)
54AQI (US)
54AQI (US)
48AQI (US)
32AQI (US)
39AQI (US)
33AQI (US)
27AQI (US)
25AQI (US)
22AQI (US)
36AQI (US)
48AQI (US)
91AQI (US)
76AQI (US)
66AQI (US)
76AQI (US)
91AQI (US)
64AQI (US)
46AQI (US)
75AQI (US)
84AQI (US)
85AQI (US)
96AQI (US)
113AQI (US)
139AQI (US)
156AQI (US)
128AQI (US)
130AQI (US)
120AQI (US)
105AQI (US)
110AQI (US)
108AQI (US)
87AQI (US)
111AQI (US)
92AQI (US)
74AQI (US)
69AQI (US)
68AQI (US)
83AQI (US)
78AQI (US)
72AQI (US)
82AQI (US)
77AQI (US)
88AQI (US)
68AQI (US)
67AQI (US)
60AQI (US)
79AQI (US)
64AQI (US)
51AQI (US)
51AQI (US)
90AQI (US)
113AQI (US)
106AQI (US)
75AQI (US)
72AQI (US)
68AQI (US)
78AQI (US)
75AQI (US)
73AQI (US)
79AQI (US)
85AQI (US)
85AQI (US)
64AQI (US)
66AQI (US)
75AQI (US)
65AQI (US)
71AQI (US)
64AQI (US)
60AQI (US)
88AQI (US)
113AQI (US)
68AQI (US)
85AQI (US)
91AQI (US)
63AQI (US)
67AQI (US)
70AQI (US)
74AQI (US)
92AQI (US)
98AQI (US)
92AQI (US)
82AQI (US)
79AQI (US)
61AQI (US)
55AQI (US)
42AQI (US)
61AQI (US)
58AQI (US)
70AQI (US)
69AQI (US)
64AQI (US)
79AQI (US)
80AQI (US)
82AQI (US)
71AQI (US)
64AQI (US)
56AQI (US)
67AQI (US)
62AQI (US)
60AQI (US)
70AQI (US)
59AQI (US)
37AQI (US)
69AQI (US)
48AQI (US)
60AQI (US)
68AQI (US)
83AQI (US)
82AQI (US)
102AQI (US)
96AQI (US)
106AQI (US)
100AQI (US)
69AQI (US)
55AQI (US)
43AQI (US)
51AQI (US)
64AQI (US)
45AQI (US)
45AQI (US)
55AQI (US)
45AQI (US)
49AQI (US)
52AQI (US)
62AQI (US)
60AQI (US)
52AQI (US)
61AQI (US)
74AQI (US)
78AQI (US)
63AQI (US)
48AQI (US)
63AQI (US)
81AQI (US)
71AQI (US)
74AQI (US)
71AQI (US)
72AQI (US)
83AQI (US)
87AQI (US)
88AQI (US)
70AQI (US)
64AQI (US)
69AQI (US)
58AQI (US)
81AQI (US)
56AQI (US)
54AQI (US)
67AQI (US)
64AQI (US)
58AQI (US)
56AQI (US)
60AQI (US)
75AQI (US)
79AQI (US)
74AQI (US)
69AQI (US)
65AQI (US)
58AQI (US)
No. of days
202672AQI (US)
Highest AQI (US) recorded in
February79AQI (US)
Lowest AQI (US) recorded in
June58AQI (US)
202587AQI (US)
Highest AQI (US) recorded in
January143AQI (US)
Lowest AQI (US) recorded in
November47AQI (US)
2024110AQI (US)
Highest AQI (US) recorded in
February154AQI (US)
Lowest AQI (US) recorded in
August75AQI (US)
2023115AQI (US)
Highest AQI (US) recorded in
January150AQI (US)
Lowest AQI (US) recorded in
July80AQI (US)
2022104AQI (US)
Highest AQI (US) recorded in
December143AQI (US)
Lowest AQI (US) recorded in
June72AQI (US)
2021111AQI (US)
Highest AQI (US) recorded in
March253AQI (US)
Lowest AQI (US) recorded in
September71AQI (US)
202090AQI (US)
Highest AQI (US) recorded in
November127AQI (US)
Lowest AQI (US) recorded in
August63AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Lanzhou's annual 2026 AQI (US) (72) shows an average percentage change of -29.1% (improved AQI (US)) compared to previous years: 2020 (90), 2021 (111), 2022 (104), 2023 (115), 2024 (110), 2025 (87).