Shercko, 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
Shercko, Libreville, Estuaire, Gabon
AQI Trends: Highest and Lowest
Same Day Analysis (4th August ):
On this day, AQI across the 3 years varied significantly: 2025 ranks 1st highest AQI at 51 of Moderate air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 4th Aug - 5th Aug 2025
Shercko, Libreville, Estuaire, Gabon
6 AM4th Aug 2025
6 PM
5 AM5th Aug 2025
61AQI
39AQI
59AQI
31AQI
In the last 24 hours,
Shercko's AQI reached its highest point of 61 at 3 PM during the Day, while the lowest point, 31, was recorded at 5 AM during the Night between 4th Aug and 5th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Shercko, 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
57AQI
57AQI
56AQI
56AQI
2025 Days Vs Air Quality
Shercko, Libreville, Estuaire, Gabon
28%
60
49%
106
23%
49
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: 28%
Health Risk Level:
Very high
In 2025, 28% 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
Shercko, Libreville, Estuaire, Gabon
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
96AQI
104AQI
113AQI
104AQI
115AQI
142AQI
120AQI
121AQI
97AQI
105AQI
121AQI
146AQI
153AQI
126AQI
121AQI
137AQI
141AQI
139AQI
122AQI
110AQI
116AQI
118AQI
111AQI
127AQI
106AQI
125AQI
90AQI
94AQI
77AQI
88AQI
104AQI
103AQI
105AQI
107AQI
98AQI
110AQI
107AQI
115AQI
91AQI
98AQI
112AQI
109AQI
108AQI
124AQI
131AQI
128AQI
80AQI
80AQI
91AQI
98AQI
98AQI
73AQI
81AQI
79AQI
85AQI
105AQI
120AQI
138AQI
125AQI
105AQI
107AQI
98AQI
101AQI
48AQI
48AQI
50AQI
50AQI
50AQI
46AQI
56AQI
50AQI
42AQI
49AQI
41AQI
45AQI
43AQI
31AQI
40AQI
68AQI
83AQI
36AQI
51AQI
50AQI
80AQI
103AQI
126AQI
120AQI
87AQI
120AQI
103AQI
116AQI
89AQI
73AQI
71AQI
64AQI
59AQI
61AQI
71AQI
55AQI
59AQI
54AQI
59AQI
51AQI
54AQI
50AQI
55AQI
46AQI
53AQI
59AQI
64AQI
57AQI
73AQI
34AQI
33AQI
42AQI
44AQI
41AQI
40AQI
37AQI
32AQI
51AQI
57AQI
58AQI
56AQI
59AQI
59AQI
60AQI
64AQI
60AQI
61AQI
56AQI
59AQI
60AQI
54AQI
43AQI
41AQI
48AQI
41AQI
42AQI
42AQI
40AQI
46AQI
47AQI
42AQI
54AQI
50AQI
46AQI
49AQI
48AQI
56AQI
61AQI
62AQI
62AQI
58AQI
48AQI
47AQI
44AQI
48AQI
52AQI
52AQI
54AQI
54AQI
54AQI
55AQI
57AQI
55AQI
52AQI
51AQI
51AQI
49AQI
50AQI
45AQI
44AQI
49AQI
48AQI
48AQI
51AQI
51AQI
51AQI
49AQI
49AQI
50AQI
50AQI
50AQI
51AQI
52AQI
52AQI
53AQI
52AQI
50AQI
52AQI
53AQI
53AQI
53AQI
57AQI
59AQI
62AQI
67AQI
65AQI
64AQI
63AQI
57AQI
57AQI
59AQI
59AQI
59AQI
59AQI
58AQI
59AQI
62AQI
57AQI
50AQI
45AQI
55AQI
50AQI
51AQI
116AQI
104AQI
69AQI
57AQI
52AQI
51AQI
56AQI
50AQI
No. of days
202571AQI
Highest AQI recorded in
January116AQI
Lowest AQI recorded in
August50AQI
202461AQI
Highest AQI recorded in
December107AQI
Lowest AQI recorded in
September42AQI
202359AQI
Highest AQI recorded in
July107AQI
Lowest AQI recorded in
October27AQI
202257AQI
Highest AQI recorded in
December76AQI
Lowest AQI recorded in
October23AQI
Most & Least Polluted Years Over the Last 4 Years
Shercko's annual 2025 AQI (71) shows an average percentage change of 21.3% (worsened AQI) compared to previous years: 2022 (57), 2023 (59), 2024 (61).