Cotonou, Littoral, Benin 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
Cotonou, Littoral, Benin
AQI Trends: Highest and Lowest
Same Day Analysis (2nd August ):
On this day, AQI across the 2 years varied significantly: 2025 ranks 2nd highest AQI at 52 of Moderate air quality, showing improvement over 2024 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 2nd Aug - 3rd Aug 2025
Cotonou, Littoral, Benin
6 AM2nd Aug 2025
7 PM
5 AM3rd Aug 2025
60AQI
42AQI
59AQI
37AQI
In the last 24 hours,
Cotonou's AQI reached its highest point of 60 at 6 PM during the Day, while the lowest point, 37, was recorded at 3 AM during the Night between 2nd Aug and 3rd Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Cotonou, Littoral, Benin
25°C24/25°C
26°C25/27°C
26°C25/27°C
25°C24/26°C
25°C24/25°C
24°C23/24°C
25°C24/26°C
25°C24/25°C
25°C24/25°C
24°C24/26°C
24°C23/25°C
24°C24/26°C
25°C24/26°C
25°C24/26°C
25°C24/26°C
25°C24/26°C
25°C24/26°C
25°C24/26°C
25°C24/26°C
25°C24/26°C
25°C24/26°C
25°C24/26°C
25°C24/26°C
25°C24/26°C
24°C24/26°C
24°C23/25°C
24°C24/25°C
25°C24/26°C
25°C24/26°C
25°C24/26°C
--°C/°C
57AQI
57AQI
56AQI
56AQI
2025 Days Vs Air Quality
Cotonou, Littoral, Benin
20%
42
67%
144
12%
26
0.9%
2
Total number of days with different AQI categories in last 215 days in 2025 (150 days remaining)
Under WHO’s Safe Air Quality Limits: 20%
Health Risk Level:
Very high
In 2025, 20% of 215 days were within WHO’s safe air quality limits. The risk of health issues is Very high, including respiratory issues, heart disease, and stress, particularly affecting vulnerable groups.
Annual Air Quality Insights
Cotonou, Littoral, Benin
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
95AQI
96AQI
97AQI
101AQI
130AQI
136AQI
136AQI
125AQI
99AQI
119AQI
142AQI
155AQI
160AQI
146AQI
139AQI
140AQI
148AQI
145AQI
130AQI
110AQI
118AQI
109AQI
106AQI
103AQI
95AQI
108AQI
71AQI
72AQI
66AQI
66AQI
76AQI
80AQI
88AQI
89AQI
83AQI
73AQI
89AQI
94AQI
84AQI
83AQI
84AQI
68AQI
70AQI
104AQI
129AQI
147AQI
83AQI
81AQI
94AQI
97AQI
92AQI
78AQI
72AQI
73AQI
77AQI
94AQI
88AQI
105AQI
104AQI
100AQI
104AQI
93AQI
103AQI
59AQI
58AQI
54AQI
47AQI
40AQI
41AQI
56AQI
31AQI
32AQI
43AQI
38AQI
43AQI
44AQI
36AQI
42AQI
77AQI
87AQI
29AQI
24AQI
47AQI
77AQI
93AQI
85AQI
95AQI
65AQI
83AQI
88AQI
80AQI
74AQI
67AQI
69AQI
64AQI
61AQI
61AQI
72AQI
60AQI
62AQI
58AQI
64AQI
54AQI
56AQI
53AQI
36AQI
36AQI
53AQI
59AQI
61AQI
60AQI
69AQI
32AQI
32AQI
34AQI
38AQI
36AQI
39AQI
40AQI
33AQI
72AQI
83AQI
85AQI
78AQI
77AQI
68AQI
70AQI
71AQI
70AQI
68AQI
68AQI
71AQI
66AQI
59AQI
50AQI
46AQI
47AQI
40AQI
45AQI
46AQI
45AQI
51AQI
50AQI
44AQI
62AQI
57AQI
49AQI
49AQI
47AQI
66AQI
70AQI
69AQI
72AQI
65AQI
48AQI
56AQI
55AQI
54AQI
52AQI
53AQI
55AQI
56AQI
52AQI
54AQI
59AQI
56AQI
54AQI
55AQI
56AQI
52AQI
53AQI
49AQI
48AQI
51AQI
50AQI
51AQI
53AQI
53AQI
53AQI
53AQI
53AQI
52AQI
51AQI
52AQI
53AQI
54AQI
54AQI
55AQI
55AQI
54AQI
54AQI
53AQI
55AQI
53AQI
56AQI
59AQI
63AQI
70AQI
64AQI
64AQI
62AQI
60AQI
56AQI
57AQI
57AQI
59AQI
58AQI
59AQI
60AQI
62AQI
55AQI
48AQI
42AQI
52AQI
114AQI
89AQI
62AQI
54AQI
60AQI
55AQI
57AQI
47AQI
No. of days
202570AQI
Highest AQI recorded in
January114AQI
Lowest AQI recorded in
August47AQI
202462AQI
Highest AQI recorded in
January131AQI
Lowest AQI recorded in
October19AQI
202364AQI
Highest AQI recorded in
December128AQI
Lowest AQI recorded in
April34AQI
202253AQI
Highest AQI recorded in
December65AQI
Lowest AQI recorded in
October39AQI
Most & Least Polluted Years Over the Last 4 Years
Cotonou's annual 2025 AQI (70) shows an average percentage change of 17.6% (worsened AQI) compared to previous years: 2022 (53), 2023 (64), 2024 (62).