Centurion, Gauteng, South Africa Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
July Air Quality Analysis
Centurion, Gauteng, South Africa
AQI Trends: Highest and Lowest
Same Day Analysis (29th July ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 3rd highest AQI at 59 of Moderate air quality, showing improvement over 2023 and 2021 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 29th Jul - 30th Jul 2025
Centurion, Gauteng, South Africa
6 AM29th Jul 2025
5 PM
5 AM30th Jul 2025
61AQI
54AQI
92AQI
59AQI
In the last 24 hours,
Centurion's AQI reached its highest point of 92 at 5 AM during the Night, while the lowest point, 54, was recorded at 12 PM during the Day between 29th Jul and 30th Jul 2025.
Day & Night AQI Trend : Jun - Jul 2025
Centurion, Gauteng, South Africa
12°C8/16°C
12°C7/16°C
12°C9/16°C
15°C11/18°C
11°C7/15°C
11°C6/16°C
13°C8/18°C
11°C7/15°C
11°C6/15°C
11°C7/15°C
12°C8/17°C
12°C8/18°C
14°C9/19°C
12°C8/17°C
14°C10/18°C
14°C10/19°C
15°C11/20°C
15°C11/19°C
16°C11/21°C
14°C10/19°C
13°C9/17°C
13°C9/16°C
14°C11/18°C
12°C9/16°C
13°C9/17°C
14°C10/18°C
15°C11/20°C
13°C9/18°C
10°C5/15°C
11°C7/15°C
--°C/°C
82AQI
73AQI
90AQI
81AQI
2025 Days Vs Air Quality
Centurion, Gauteng, South Africa
14%
30
83%
175
2%
5
Total number of days with different AQI categories in last 211 days in 2025 (154 days remaining)
Under WHO’s Safe Air Quality Limits: 14%
Health Risk Level:
Extreme
In 2025, 14% of 211 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
Centurion, Gauteng, South Africa
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
85AQI
88AQI
83AQI
82AQI
77AQI
84AQI
82AQI
83AQI
81AQI
81AQI
79AQI
88AQI
84AQI
89AQI
84AQI
84AQI
83AQI
87AQI
84AQI
86AQI
81AQI
84AQI
82AQI
84AQI
81AQI
80AQI
69AQI
66AQI
70AQI
77AQI
81AQI
76AQI
81AQI
79AQI
78AQI
80AQI
82AQI
85AQI
80AQI
81AQI
86AQI
86AQI
86AQI
75AQI
60AQI
65AQI
54AQI
55AQI
53AQI
53AQI
45AQI
43AQI
46AQI
47AQI
34AQI
48AQI
36AQI
41AQI
42AQI
32AQI
27AQI
23AQI
21AQI
20AQI
20AQI
21AQI
20AQI
24AQI
23AQI
20AQI
19AQI
22AQI
26AQI
26AQI
28AQI
31AQI
38AQI
40AQI
45AQI
53AQI
56AQI
61AQI
63AQI
62AQI
65AQI
60AQI
57AQI
57AQI
59AQI
59AQI
56AQI
56AQI
56AQI
54AQI
53AQI
53AQI
53AQI
54AQI
52AQI
52AQI
52AQI
54AQI
55AQI
55AQI
57AQI
56AQI
55AQI
55AQI
55AQI
55AQI
56AQI
57AQI
56AQI
55AQI
54AQI
55AQI
55AQI
56AQI
55AQI
57AQI
56AQI
47AQI
51AQI
53AQI
64AQI
71AQI
76AQI
77AQI
77AQI
87AQI
72AQI
66AQI
78AQI
72AQI
69AQI
72AQI
73AQI
75AQI
78AQI
74AQI
60AQI
58AQI
61AQI
68AQI
69AQI
72AQI
75AQI
84AQI
80AQI
75AQI
74AQI
83AQI
81AQI
85AQI
80AQI
76AQI
75AQI
91AQI
78AQI
68AQI
59AQI
60AQI
72AQI
81AQI
97AQI
86AQI
84AQI
91AQI
89AQI
90AQI
91AQI
83AQI
84AQI
83AQI
84AQI
84AQI
77AQI
69AQI
69AQI
80AQI
85AQI
81AQI
89AQI
85AQI
73AQI
90AQI
87AQI
75AQI
79AQI
79AQI
85AQI
103AQI
113AQI
101AQI
97AQI
87AQI
95AQI
102AQI
107AQI
92AQI
76AQI
65AQI
73AQI
70AQI
73AQI
71AQI
64AQI
60AQI
56AQI
59AQI
82AQI
63AQI
38AQI
55AQI
70AQI
81AQI
82AQI
No. of days
202567AQI
Highest AQI recorded in
July82AQI
Lowest AQI recorded in
March38AQI
202457AQI
Highest AQI recorded in
November91AQI
Lowest AQI recorded in
February34AQI
202353AQI
Highest AQI recorded in
October70AQI
Lowest AQI recorded in
February34AQI
202253AQI
Highest AQI recorded in
June97AQI
Lowest AQI recorded in
April38AQI
202163AQI
Highest AQI recorded in
June104AQI
Lowest AQI recorded in
January33AQI
202063AQI
Highest AQI recorded in
June110AQI
Lowest AQI recorded in
December36AQI
Most & Least Polluted Years Over the Last 6 Years
Centurion's annual 2025 AQI (67) shows an average percentage change of 16.5% (worsened AQI) compared to previous years: 2020 (63), 2021 (63), 2022 (53), 2023 (53), 2024 (57).