Accra City Hall GHAir Project, Accra, Greater Accra, Ghana Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
September Air Quality Analysis
Accra City Hall GHAir Project, Accra, Greater Accra, Ghana
AQI Trends: Highest and Lowest
Same Day Analysis (16th September ):
On this day, AQI across the 2 years varied significantly: 2025 ranks 1st highest AQI at 47 of Good air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 16th Sep - 17th Sep 2025
Accra City Hall GHAir Project, Accra, Greater Accra, Ghana
5 AM16th Sep 2025
6 PM
4 AM17th Sep 2025
58AQI
46AQI
60AQI
44AQI
In the last 24 hours,
Accra City Hall GHAir Project's AQI reached its highest point of 60 at 4 AM during the Night, while the lowest point, 44, was recorded at 8 PM during the Night between 16th Sep and 17th Sep 2025.
Day & Night AQI Trend : Aug - Sep 2025
Accra City Hall GHAir Project, Accra, Greater Accra, Ghana
24°C22/25°C
23°C22/25°C
24°C22/26°C
24°C22/26°C
24°C23/26°C
24°C22/26°C
24°C22/26°C
24°C22/26°C
24°C23/25°C
24°C23/25°C
24°C22/26°C
25°C23/26°C
24°C23/26°C
25°C23/27°C
24°C22/26°C
24°C22/26°C
24°C23/26°C
24°C22/26°C
24°C22/26°C
25°C22/27°C
25°C23/26°C
25°C23/26°C
25°C23/26°C
24°C23/26°C
24°C23/26°C
25°C23/26°C
24°C23/26°C
25°C23/27°C
25°C23/27°C
24°C23/26°C
--°C/°C
50AQI
50AQI
48AQI
47AQI
2025 Days Vs Air Quality
Accra City Hall GHAir Project, Accra, Greater Accra, Ghana
26%
68
64%
166
9%
23
0.7%
2
Total number of days with different AQI categories in last 260 days in 2025 (105 days remaining)
Under WHO’s Safe Air Quality Limits: 26%
Health Risk Level:
Very high
In 2025, 26% of 260 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
Accra City Hall GHAir Project, Accra, Greater Accra, Ghana
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
86AQI
80AQI
90AQI
96AQI
128AQI
130AQI
122AQI
117AQI
90AQI
113AQI
138AQI
159AQI
151AQI
128AQI
124AQI
119AQI
111AQI
147AQI
120AQI
85AQI
114AQI
105AQI
100AQI
84AQI
90AQI
109AQI
75AQI
75AQI
73AQI
67AQI
83AQI
69AQI
89AQI
88AQI
82AQI
82AQI
89AQI
90AQI
104AQI
105AQI
101AQI
79AQI
73AQI
89AQI
90AQI
141AQI
80AQI
79AQI
89AQI
89AQI
81AQI
74AQI
71AQI
66AQI
66AQI
89AQI
84AQI
101AQI
96AQI
102AQI
101AQI
91AQI
102AQI
55AQI
54AQI
48AQI
52AQI
37AQI
32AQI
50AQI
39AQI
32AQI
39AQI
30AQI
30AQI
43AQI
33AQI
40AQI
81AQI
85AQI
27AQI
25AQI
42AQI
70AQI
79AQI
79AQI
65AQI
64AQI
75AQI
84AQI
75AQI
75AQI
66AQI
65AQI
59AQI
59AQI
61AQI
70AQI
59AQI
60AQI
56AQI
61AQI
55AQI
49AQI
51AQI
33AQI
30AQI
38AQI
46AQI
37AQI
47AQI
58AQI
26AQI
30AQI
31AQI
34AQI
32AQI
38AQI
36AQI
32AQI
59AQI
67AQI
75AQI
66AQI
60AQI
59AQI
60AQI
66AQI
61AQI
60AQI
58AQI
58AQI
56AQI
58AQI
48AQI
45AQI
46AQI
44AQI
46AQI
44AQI
46AQI
51AQI
52AQI
50AQI
55AQI
57AQI
49AQI
49AQI
46AQI
51AQI
53AQI
53AQI
57AQI
55AQI
55AQI
50AQI
51AQI
53AQI
52AQI
54AQI
53AQI
55AQI
50AQI
54AQI
58AQI
49AQI
52AQI
53AQI
54AQI
54AQI
56AQI
52AQI
49AQI
52AQI
52AQI
51AQI
52AQI
52AQI
53AQI
53AQI
55AQI
56AQI
57AQI
55AQI
58AQI
57AQI
60AQI
60AQI
58AQI
58AQI
57AQI
57AQI
58AQI
58AQI
58AQI
60AQI
64AQI
68AQI
69AQI
67AQI
66AQI
65AQI
63AQI
64AQI
65AQI
67AQI
67AQI
66AQI
65AQI
67AQI
60AQI
51AQI
43AQI
50AQI
45AQI
39AQI
42AQI
42AQI
50AQI
62AQI
66AQI
64AQI
58AQI
56AQI
55AQI
57AQI
55AQI
56AQI
55AQI
58AQI
59AQI
57AQI
57AQI
60AQI
52AQI
52AQI
53AQI
54AQI
56AQI
60AQI
51AQI
47AQI
44AQI
39AQI
34AQI
35AQI
48AQI
40AQI
43AQI
48AQI
55AQI
55AQI
42AQI
41AQI
41AQI
43AQI
47AQI
46AQI
47AQI
107AQI
87AQI
58AQI
49AQI
55AQI
53AQI
61AQI
53AQI
44AQI
No. of days
202564AQI
Highest AQI recorded in
January107AQI
Lowest AQI recorded in
September44AQI
202455AQI
Highest AQI recorded in
December107AQI
Lowest AQI recorded in
October19AQI
202372AQI
Highest AQI recorded in
December104AQI
Lowest AQI recorded in
March45AQI
202239AQI
Highest AQI recorded in
October64AQI
Lowest AQI recorded in
November34AQI
Most & Least Polluted Years Over the Last 4 Years
Accra City Hall GHAir Project's annual 2025 AQI (64) shows an average percentage change of 22.3% (worsened AQI) compared to previous years: 2022 (39), 2023 (72), 2024 (55).