Libreville, Estuaire, Gabon 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
Libreville, Estuaire, Gabon
AQI Trends: Highest and Lowest
Same Day Analysis (3rd August ):
On this day, AQI across the 3 years varied significantly: 2025 ranks 3rd highest AQI at 49 of Good air quality, showing improvement over 2024 and 2023 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 4th Aug - 5th Aug 2025
Libreville, Estuaire, Gabon
6 AM4th Aug 2025
6 PM
5 AM5th Aug 2025
60AQI
38AQI
59AQI
35AQI
In the last 24 hours,
Libreville's AQI reached its highest point of 60 at 3 PM during the Day, while the lowest point, 35, was recorded at 5 AM during the Night between 4th Aug and 5th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Libreville, Estuaire, Gabon
25°C23/27°C
25°C23/27°C
25°C24/26°C
25°C23/27°C
25°C23/27°C
24°C23/27°C
24°C22/27°C
25°C22/27°C
24°C23/26°C
25°C23/27°C
25°C22/27°C
24°C22/27°C
24°C22/26°C
24°C22/26°C
25°C23/27°C
25°C23/27°C
24°C23/26°C
24°C23/27°C
24°C23/26°C
23°C22/25°C
24°C22/26°C
24°C22/25°C
24°C23/26°C
24°C23/26°C
24°C23/26°C
25°C23/27°C
24°C22/26°C
25°C24/26°C
24°C23/27°C
25°C23/27°C
--°C/°C
58AQI
56AQI
57AQI
57AQI
2025 Days Vs Air Quality
Libreville, Estuaire, Gabon
21%
46
54%
117
24%
51
0.4%
1
Total number of days with different AQI categories in last 217 days in 2025 (148 days remaining)
Under WHO’s Safe Air Quality Limits: 21%
Health Risk Level:
Very high
In 2025, 21% of 217 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
Libreville, Estuaire, Gabon
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
102AQI
108AQI
113AQI
104AQI
118AQI
140AQI
122AQI
119AQI
98AQI
110AQI
127AQI
149AQI
157AQI
128AQI
123AQI
138AQI
142AQI
139AQI
123AQI
110AQI
117AQI
114AQI
107AQI
120AQI
104AQI
115AQI
90AQI
93AQI
80AQI
89AQI
100AQI
102AQI
105AQI
103AQI
101AQI
109AQI
109AQI
116AQI
96AQI
102AQI
111AQI
108AQI
104AQI
128AQI
131AQI
129AQI
82AQI
81AQI
94AQI
100AQI
99AQI
74AQI
81AQI
79AQI
86AQI
105AQI
121AQI
136AQI
123AQI
105AQI
106AQI
97AQI
105AQI
49AQI
51AQI
51AQI
49AQI
51AQI
46AQI
53AQI
49AQI
43AQI
49AQI
39AQI
45AQI
42AQI
33AQI
41AQI
69AQI
83AQI
37AQI
52AQI
50AQI
80AQI
103AQI
125AQI
118AQI
88AQI
118AQI
101AQI
115AQI
92AQI
72AQI
72AQI
64AQI
59AQI
62AQI
73AQI
59AQI
61AQI
56AQI
61AQI
53AQI
56AQI
53AQI
57AQI
47AQI
54AQI
60AQI
64AQI
60AQI
74AQI
33AQI
33AQI
39AQI
42AQI
40AQI
40AQI
37AQI
32AQI
51AQI
56AQI
58AQI
56AQI
60AQI
59AQI
61AQI
65AQI
60AQI
61AQI
56AQI
59AQI
59AQI
56AQI
44AQI
42AQI
48AQI
41AQI
43AQI
42AQI
42AQI
48AQI
48AQI
43AQI
54AQI
51AQI
46AQI
48AQI
46AQI
54AQI
59AQI
60AQI
60AQI
57AQI
51AQI
48AQI
47AQI
50AQI
53AQI
52AQI
55AQI
56AQI
53AQI
55AQI
57AQI
56AQI
53AQI
51AQI
52AQI
50AQI
52AQI
47AQI
45AQI
51AQI
50AQI
50AQI
52AQI
52AQI
52AQI
51AQI
51AQI
52AQI
53AQI
52AQI
54AQI
54AQI
54AQI
55AQI
53AQI
52AQI
53AQI
54AQI
54AQI
54AQI
57AQI
59AQI
64AQI
68AQI
66AQI
65AQI
63AQI
59AQI
57AQI
60AQI
60AQI
60AQI
59AQI
59AQI
60AQI
62AQI
57AQI
50AQI
44AQI
54AQI
49AQI
116AQI
104AQI
69AQI
57AQI
52AQI
52AQI
57AQI
49AQI
No. of days
202572AQI
Highest AQI recorded in
January116AQI
Lowest AQI recorded in
August49AQI
202470AQI
Highest AQI recorded in
December109AQI
Lowest AQI recorded in
October50AQI
202367AQI
Highest AQI recorded in
July95AQI
Lowest AQI recorded in
October38AQI
202266AQI
Highest AQI recorded in
December81AQI
Lowest AQI recorded in
October34AQI
Most & Least Polluted Years Over the Last 4 Years
Libreville's annual 2025 AQI (72) shows an average percentage change of 6.3% (worsened AQI) compared to previous years: 2022 (66), 2023 (67), 2024 (70).