Lanlian Hotel, Lanzhou, Gansu, 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
Lanlian Hotel, Lanzhou, Gansu, China
AQI Trends: Highest and Lowest
Same Day Analysis (31st July ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 2nd highest AQI at 69 of Moderate air quality, showing improvement over 2021 on the same day.
Download 2024 Annual Data
World Air Quality Report
2025 Days Vs Air Quality
Lanlian Hotel, Lanzhou, Gansu, China
40%
85
49%
104
11%
23
Total number of days with different AQI categories in last 213 days in 2025 (152 days remaining)
Under WHO’s Safe Air Quality Limits: 0%
Health Risk Level:
Extreme
In 2025, 0% of 213 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
Lanlian Hotel, Lanzhou, Gansu, China
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
140AQI
146AQI
146AQI
150AQI
166AQI
158AQI
123AQI
129AQI
129AQI
103AQI
116AQI
131AQI
138AQI
101AQI
133AQI
128AQI
138AQI
119AQI
152AQI
137AQI
149AQI
152AQI
161AQI
140AQI
107AQI
114AQI
119AQI
155AQI
161AQI
155AQI
138AQI
131AQI
105AQI
97AQI
93AQI
82AQI
85AQI
85AQI
98AQI
109AQI
109AQI
106AQI
116AQI
123AQI
87AQI
95AQI
87AQI
91AQI
82AQI
88AQI
89AQI
92AQI
86AQI
78AQI
84AQI
83AQI
80AQI
85AQI
90AQI
95AQI
72AQI
86AQI
90AQI
74AQI
80AQI
88AQI
89AQI
88AQI
85AQI
147AQI
94AQI
102AQI
90AQI
82AQI
81AQI
74AQI
75AQI
83AQI
90AQI
94AQI
98AQI
80AQI
106AQI
161AQI
171AQI
150AQI
156AQI
149AQI
149AQI
143AQI
154AQI
152AQI
152AQI
157AQI
154AQI
152AQI
150AQI
150AQI
153AQI
150AQI
164AQI
164AQI
144AQI
142AQI
136AQI
149AQI
143AQI
165AQI
153AQI
153AQI
148AQI
146AQI
135AQI
124AQI
130AQI
134AQI
121AQI
124AQI
122AQI
134AQI
120AQI
145AQI
135AQI
145AQI
145AQI
142AQI
146AQI
140AQI
134AQI
127AQI
121AQI
125AQI
129AQI
133AQI
138AQI
139AQI
149AQI
140AQI
138AQI
140AQI
145AQI
132AQI
134AQI
126AQI
115AQI
117AQI
104AQI
119AQI
113AQI
139AQI
138AQI
136AQI
127AQI
128AQI
119AQI
115AQI
116AQI
113AQI
118AQI
112AQI
119AQI
132AQI
115AQI
129AQI
124AQI
137AQI
133AQI
127AQI
102AQI
94AQI
92AQI
92AQI
88AQI
85AQI
84AQI
80AQI
75AQI
70AQI
67AQI
72AQI
69AQI
68AQI
69AQI
67AQI
60AQI
60AQI
56AQI
59AQI
60AQI
61AQI
61AQI
62AQI
64AQI
67AQI
68AQI
69AQI
69AQI
68AQI
69AQI
70AQI
65AQI
66AQI
63AQI
66AQI
64AQI
61AQI
64AQI
63AQI
64AQI
67AQI
64AQI
69AQI
137AQI
94AQI
104AQI
145AQI
133AQI
106AQI
65AQI
No. of days
2025112AQI
Highest AQI recorded in
April145AQI
Lowest AQI recorded in
July65AQI
2024110AQI
Highest AQI recorded in
February149AQI
Lowest AQI recorded in
August76AQI
2023117AQI
Highest AQI recorded in
January155AQI
Lowest AQI recorded in
August81AQI
2022112AQI
Highest AQI recorded in
January150AQI
Lowest AQI recorded in
June74AQI
2021123AQI
Highest AQI recorded in
March261AQI
Lowest AQI recorded in
July79AQI
2020103AQI
Highest AQI recorded in
November147AQI
Lowest AQI recorded in
August75AQI
Most & Least Polluted Years Over the Last 6 Years
Lanlian Hotel's annual 2025 AQI (112) shows an average percentage change of -0.7% (improved AQI) compared to previous years: 2020 (103), 2021 (123), 2022 (112), 2023 (117), 2024 (110).
