Baku, Baki, Azerbaijan 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
Baku, Baki, Azerbaijan
AQI Trends: Highest and Lowest
Same Day Analysis (2nd August ):
On this day, AQI across the 3 years varied significantly: 2025 ranks 1st highest AQI at 75 of Moderate air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 3rd Aug - 4th Aug 2025
Baku, Baki, Azerbaijan
5 AM3rd Aug 2025
8 PM
4 AM4th Aug 2025
94AQI
62AQI
86AQI
70AQI
In the last 24 hours,
Baku's AQI reached its highest point of 94 at 6 AM during the Day, while the lowest point, 62, was recorded at 11 AM during the Day between 3rd Aug and 4th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Baku, Baki, Azerbaijan
25°C22/27°C
25°C24/26°C
26°C25/28°C
26°C25/28°C
26°C24/29°C
25°C24/26°C
28°C25/32°C
29°C27/32°C
30°C27/33°C
30°C28/33°C
30°C28/32°C
30°C28/32°C
28°C26/29°C
28°C26/31°C
29°C27/32°C
30°C28/33°C
29°C28/31°C
28°C26/30°C
28°C26/30°C
29°C26/32°C
29°C27/31°C
29°C27/31°C
29°C27/31°C
28°C26/30°C
27°C26/30°C
28°C26/30°C
29°C27/31°C
29°C27/31°C
31°C28/33°C
31°C29/32°C
--°C/°C
72AQI
66AQI
76AQI
69AQI
2025 Days Vs Air Quality
Baku, Baki, Azerbaijan
8%
17
85%
182
7%
15
Total number of days with different AQI categories in last 216 days in 2025 (149 days remaining)
Under WHO’s Safe Air Quality Limits: 8%
Health Risk Level:
Extreme
In 2025, 8% of 216 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
Baku, Baki, Azerbaijan
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
106AQI
84AQI
93AQI
95AQI
85AQI
73AQI
79AQI
92AQI
104AQI
118AQI
126AQI
141AQI
133AQI
126AQI
91AQI
92AQI
108AQI
96AQI
85AQI
74AQI
75AQI
78AQI
82AQI
126AQI
113AQI
103AQI
99AQI
85AQI
88AQI
89AQI
92AQI
100AQI
100AQI
106AQI
103AQI
81AQI
76AQI
85AQI
103AQI
81AQI
81AQI
78AQI
87AQI
78AQI
99AQI
85AQI
87AQI
78AQI
71AQI
69AQI
57AQI
60AQI
57AQI
55AQI
53AQI
58AQI
60AQI
72AQI
74AQI
71AQI
73AQI
75AQI
74AQI
69AQI
64AQI
75AQI
73AQI
80AQI
84AQI
87AQI
98AQI
82AQI
85AQI
92AQI
91AQI
91AQI
87AQI
84AQI
80AQI
76AQI
69AQI
71AQI
84AQI
73AQI
68AQI
67AQI
68AQI
70AQI
71AQI
72AQI
70AQI
66AQI
69AQI
61AQI
63AQI
71AQI
66AQI
67AQI
61AQI
72AQI
76AQI
74AQI
67AQI
74AQI
87AQI
137AQI
78AQI
72AQI
67AQI
72AQI
67AQI
67AQI
66AQI
65AQI
74AQI
89AQI
82AQI
73AQI
76AQI
75AQI
64AQI
59AQI
55AQI
49AQI
56AQI
52AQI
57AQI
58AQI
51AQI
62AQI
54AQI
50AQI
47AQI
56AQI
46AQI
42AQI
61AQI
60AQI
56AQI
55AQI
46AQI
63AQI
64AQI
46AQI
47AQI
44AQI
46AQI
50AQI
57AQI
61AQI
53AQI
39AQI
54AQI
38AQI
36AQI
49AQI
46AQI
44AQI
51AQI
56AQI
57AQI
58AQI
59AQI
63AQI
62AQI
55AQI
58AQI
54AQI
65AQI
57AQI
58AQI
61AQI
63AQI
58AQI
59AQI
64AQI
64AQI
65AQI
65AQI
63AQI
69AQI
72AQI
71AQI
72AQI
74AQI
83AQI
79AQI
71AQI
70AQI
65AQI
63AQI
67AQI
70AQI
71AQI
67AQI
72AQI
75AQI
74AQI
68AQI
75AQI
73AQI
72AQI
77AQI
77AQI
71AQI
65AQI
60AQI
57AQI
60AQI
66AQI
69AQI
87AQI
85AQI
75AQI
98AQI
78AQI
78AQI
73AQI
54AQI
56AQI
71AQI
80AQI
No. of days
202573AQI
Highest AQI recorded in
January98AQI
Lowest AQI recorded in
May54AQI
202471AQI
Highest AQI recorded in
December101AQI
Lowest AQI recorded in
October56AQI
202370AQI
Highest AQI recorded in
January87AQI
Lowest AQI recorded in
July62AQI
202262AQI
Highest AQI recorded in
December74AQI
Lowest AQI recorded in
September55AQI
Most & Least Polluted Years Over the Last 4 Years
Baku's annual 2025 AQI (73) shows an average percentage change of 7.2% (worsened AQI) compared to previous years: 2022 (62), 2023 (70), 2024 (71).