Rosslyn, Pretoria, Gauteng, South Africa 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
Rosslyn, Pretoria, Gauteng, South Africa
AQI Trends: Highest and Lowest
Same Day Analysis (16th August):
On this day, AQI across the 5 years varied significantly: 2026 ranks 2nd highest AQI at 74 of Moderate air quality, showing improvement over 2023 on the same day.
Day & Night AQI Trend: 15th Aug - 16th Aug 2026
Rosslyn, Pretoria, Gauteng, South Africa
6 AM15th Aug 2026
5 PM
5 AM16th Aug 2026
83AQI
40AQI
97AQI
40AQI
In the last 24 hours,
Rosslyn's AQI reached its highest point of 97 at 2 AM during the Night, while the lowest point, 40, was recorded at 7 PM during the Night between 15th Aug and 16th Aug 2026.
Day & Night AQI Trend : Jul - Aug 2026
Rosslyn, Pretoria, Gauteng, South Africa
18°C12/24°C
19°C13/25°C
18°C12/23°C
18°C13/23°C
17°C12/23°C
17°C12/22°C
16°C12/22°C
15°C10/20°C
15°C10/19°C
16°C10/22°C
17°C12/22°C
15°C11/20°C
16°C12/22°C
15°C10/19°C
14°C10/19°C
15°C11/20°C
16°C11/21°C
16°C11/22°C
17°C12/22°C
18°C12/24°C
17°C12/23°C
17°C12/22°C
16°C11/21°C
15°C9/20°C
8°C7/10°C
10°C7/15°C
13°C8/17°C
14°C9/18°C
15°C11/20°C
17°C12/21°C
82AQI
50AQI
94AQI
56AQI
2026 Days Vs Air Quality
Rosslyn, Pretoria, Gauteng, South Africa
51%
115
44%
100
4%
10
Total number of days with different AQI categories in last 228 days in 2026 (137 days remaining)
Under WHO’s Safe Air Quality Limits: 51%
Health Risk Level:
Considerable
In 2026, 51% of 228 days were within WHO’s safe air quality limits, and 49% exceeded them. The risk of health issues is Considerable, with potential for conditions in sensitive individuals.
Annual Air Quality Insights
Rosslyn, Pretoria, Gauteng, South Africa
AQI levels in 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
38AQI (US)
45AQI (US)
45AQI (US)
44AQI (US)
33AQI (US)
44AQI (US)
47AQI (US)
39AQI (US)
42AQI (US)
44AQI (US)
31AQI (US)
28AQI (US)
21AQI (US)
22AQI (US)
38AQI (US)
39AQI (US)
34AQI (US)
51AQI (US)
42AQI (US)
63AQI (US)
38AQI (US)
21AQI (US)
33AQI (US)
52AQI (US)
52AQI (US)
50AQI (US)
57AQI (US)
63AQI (US)
56AQI (US)
48AQI (US)
51AQI (US)
30AQI (US)
43AQI (US)
43AQI (US)
39AQI (US)
33AQI (US)
40AQI (US)
36AQI (US)
29AQI (US)
34AQI (US)
34AQI (US)
33AQI (US)
53AQI (US)
40AQI (US)
37AQI (US)
21AQI (US)
22AQI (US)
38AQI (US)
45AQI (US)
59AQI (US)
80AQI (US)
63AQI (US)
45AQI (US)
32AQI (US)
33AQI (US)
38AQI (US)
47AQI (US)
54AQI (US)
63AQI (US)
48AQI (US)
25AQI (US)
25AQI (US)
25AQI (US)
24AQI (US)
26AQI (US)
26AQI (US)
28AQI (US)
34AQI (US)
43AQI (US)
42AQI (US)
26AQI (US)
29AQI (US)
27AQI (US)
16AQI (US)
28AQI (US)
47AQI (US)
44AQI (US)
48AQI (US)
24AQI (US)
24AQI (US)
19AQI (US)
27AQI (US)
31AQI (US)
38AQI (US)
56AQI (US)
59AQI (US)
60AQI (US)
47AQI (US)
40AQI (US)
45AQI (US)
49AQI (US)
52AQI (US)
46AQI (US)
49AQI (US)
60AQI (US)
44AQI (US)
36AQI (US)
32AQI (US)
44AQI (US)
57AQI (US)
62AQI (US)
60AQI (US)
45AQI (US)
52AQI (US)
55AQI (US)
45AQI (US)
26AQI (US)
35AQI (US)
47AQI (US)
38AQI (US)
39AQI (US)
38AQI (US)
38AQI (US)
57AQI (US)
47AQI (US)
42AQI (US)
36AQI (US)
33AQI (US)
29AQI (US)
46AQI (US)
54AQI (US)
57AQI (US)
38AQI (US)
35AQI (US)
47AQI (US)
46AQI (US)
30AQI (US)
28AQI (US)
43AQI (US)
63AQI (US)
46AQI (US)
65AQI (US)
71AQI (US)
68AQI (US)
98AQI (US)
120AQI (US)
66AQI (US)
53AQI (US)
53AQI (US)
61AQI (US)
63AQI (US)
59AQI (US)
66AQI (US)
68AQI (US)
63AQI (US)
76AQI (US)
94AQI (US)
100AQI (US)
73AQI (US)
66AQI (US)
80AQI (US)
51AQI (US)
30AQI (US)
57AQI (US)
69AQI (US)
78AQI (US)
79AQI (US)
64AQI (US)
61AQI (US)
71AQI (US)
64AQI (US)
61AQI (US)
69AQI (US)
52AQI (US)
57AQI (US)
44AQI (US)
62AQI (US)
29AQI (US)
22AQI (US)
28AQI (US)
85AQI (US)
98AQI (US)
87AQI (US)
87AQI (US)
86AQI (US)
87AQI (US)
104AQI (US)
98AQI (US)
62AQI (US)
73AQI (US)
66AQI (US)
70AQI (US)
93AQI (US)
96AQI (US)
120AQI (US)
119AQI (US)
94AQI (US)
104AQI (US)
119AQI (US)
96AQI (US)
90AQI (US)
76AQI (US)
68AQI (US)
74AQI (US)
103AQI (US)
88AQI (US)
72AQI (US)
86AQI (US)
78AQI (US)
97AQI (US)
105AQI (US)
63AQI (US)
115AQI (US)
114AQI (US)
94AQI (US)
76AQI (US)
81AQI (US)
72AQI (US)
50AQI (US)
50AQI (US)
81AQI (US)
76AQI (US)
89AQI (US)
96AQI (US)
97AQI (US)
96AQI (US)
71AQI (US)
78AQI (US)
45AQI (US)
30AQI (US)
35AQI (US)
35AQI (US)
48AQI (US)
71AQI (US)
74AQI (US)
42AQI (US)
42AQI (US)
35AQI (US)
45AQI (US)
60AQI (US)
67AQI (US)
88AQI (US)
67AQI (US)
No. of days
202655AQI (US)
Highest AQI (US) recorded in
July88AQI (US)
Lowest AQI (US) recorded in
March35AQI (US)
202560AQI (US)
Highest AQI (US) recorded in
January73AQI (US)
Lowest AQI (US) recorded in
March36AQI (US)
202468AQI (US)
Highest AQI (US) recorded in
January170AQI (US)
Lowest AQI (US) recorded in
March1AQI (US)
202394AQI (US)
Highest AQI (US) recorded in
October124AQI (US)
Lowest AQI (US) recorded in
December78AQI (US)
202276AQI (US)
Highest AQI (US) recorded in
August149AQI (US)
Lowest AQI (US) recorded in
June39AQI (US)
202166AQI (US)
Highest AQI (US) recorded in
August96AQI (US)
Lowest AQI (US) recorded in
January25AQI (US)
202073AQI (US)
Highest AQI (US) recorded in
June104AQI (US)
Lowest AQI (US) recorded in
December48AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Rosslyn's annual 2026 AQI (US) (55) shows an average percentage change of -22.9% (improved AQI (US)) compared to previous years: 2020 (73), 2021 (66), 2022 (76), 2023 (94), 2024 (68), 2025 (60).