Osasco, Osasco, State Of Sao Paulo, Brazil 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
Osasco, Osasco, State Of Sao Paulo, Brazil
AQI Trends: Highest and Lowest
Same Day Analysis (2nd August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 2nd highest AQI at 92 of Moderate air quality, showing improvement over 2023 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 2nd Aug - 3rd Aug 2025
Osasco, Osasco, State Of Sao Paulo, Brazil
6 AM2nd Aug 2025
5 PM
5 AM3rd Aug 2025
122AQI
69AQI
153AQI
78AQI
In the last 24 hours,
Osasco's AQI reached its highest point of 153 at 2 AM during the Night, while the lowest point, 69, was recorded at 3 PM during the Day between 2nd Aug and 3rd Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Osasco, Osasco, State Of Sao Paulo, Brazil
--°C/°C
14°C10/21°C
14°C10/20°C
14°C11/21°C
15°C9/22°C
14°C10/20°C
15°C12/23°C
16°C10/24°C
17°C12/23°C
17°C14/22°C
16°C12/23°C
16°C11/23°C
16°C11/24°C
18°C11/25°C
18°C12/25°C
15°C10/22°C
15°C9/23°C
18°C12/25°C
19°C13/26°C
18°C14/24°C
17°C14/22°C
18°C14/25°C
19°C13/26°C
21°C15/28°C
22°C16/29°C
15°C10/22°C
12°C8/18°C
13°C7/22°C
16°C9/26°C
19°C12/27°C
20°C13/27°C
77AQI
70AQI
78AQI
69AQI
2025 Days Vs Air Quality
Osasco, Osasco, State Of Sao Paulo, Brazil
35%
74
64%
137
1%
3
Total number of days with different AQI categories in last 216 days in 2025 (149 days remaining)
Under WHO’s Safe Air Quality Limits: 35%
Health Risk Level:
High
In 2025, 35% of 216 days were within WHO’s safe air quality limits. The risk of health issues is High, with respiratory problems, heart disease, skin issues, and stress being more common, particularly among children and the elderly.
Annual Air Quality Insights
Osasco, Osasco, State Of Sao Paulo, Brazil
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
66AQI
69AQI
45AQI
47AQI
44AQI
51AQI
48AQI
48AQI
45AQI
48AQI
52AQI
36AQI
44AQI
45AQI
64AQI
67AQI
74AQI
74AQI
76AQI
73AQI
68AQI
69AQI
56AQI
74AQI
65AQI
62AQI
60AQI
56AQI
50AQI
47AQI
43AQI
34AQI
32AQI
50AQI
55AQI
51AQI
48AQI
58AQI
51AQI
54AQI
60AQI
61AQI
61AQI
61AQI
65AQI
62AQI
59AQI
62AQI
67AQI
54AQI
61AQI
63AQI
47AQI
51AQI
54AQI
63AQI
65AQI
76AQI
68AQI
63AQI
63AQI
58AQI
46AQI
58AQI
63AQI
47AQI
51AQI
59AQI
45AQI
52AQI
61AQI
60AQI
42AQI
38AQI
37AQI
48AQI
53AQI
41AQI
37AQI
45AQI
48AQI
53AQI
50AQI
67AQI
58AQI
54AQI
62AQI
65AQI
60AQI
53AQI
63AQI
63AQI
59AQI
54AQI
36AQI
29AQI
34AQI
43AQI
66AQI
45AQI
44AQI
48AQI
48AQI
37AQI
41AQI
53AQI
60AQI
47AQI
43AQI
26AQI
32AQI
38AQI
46AQI
53AQI
47AQI
40AQI
51AQI
55AQI
42AQI
51AQI
47AQI
51AQI
56AQI
56AQI
58AQI
59AQI
68AQI
76AQI
65AQI
55AQI
32AQI
37AQI
46AQI
44AQI
48AQI
51AQI
60AQI
58AQI
58AQI
74AQI
83AQI
75AQI
35AQI
43AQI
36AQI
59AQI
64AQI
51AQI
35AQI
66AQI
59AQI
83AQI
61AQI
63AQI
62AQI
56AQI
50AQI
54AQI
36AQI
45AQI
37AQI
34AQI
31AQI
43AQI
47AQI
56AQI
67AQI
80AQI
100AQI
99AQI
100AQI
79AQI
78AQI
64AQI
44AQI
79AQI
86AQI
66AQI
55AQI
67AQI
65AQI
44AQI
34AQI
32AQI
37AQI
42AQI
66AQI
51AQI
71AQI
57AQI
55AQI
56AQI
69AQI
57AQI
68AQI
81AQI
115AQI
121AQI
117AQI
71AQI
68AQI
72AQI
95AQI
94AQI
70AQI
71AQI
70AQI
93AQI
59AQI
42AQI
61AQI
52AQI
58AQI
92AQI
57AQI
57AQI
53AQI
46AQI
55AQI
63AQI
67AQI
75AQI
No. of days
202557AQI
Highest AQI recorded in
August75AQI
Lowest AQI recorded in
April46AQI
202464AQI
Highest AQI recorded in
September108AQI
Lowest AQI recorded in
January44AQI
202362AQI
Highest AQI recorded in
June84AQI
Lowest AQI recorded in
February50AQI
202263AQI
Highest AQI recorded in
July94AQI
Lowest AQI recorded in
November47AQI
202167AQI
Highest AQI recorded in
July94AQI
Lowest AQI recorded in
April48AQI
202064AQI
Highest AQI recorded in
September82AQI
Lowest AQI recorded in
December43AQI
Most & Least Polluted Years Over the Last 6 Years
Osasco's annual 2025 AQI (57) shows an average percentage change of -10.8% (improved AQI) compared to previous years: 2020 (64), 2021 (67), 2022 (63), 2023 (62), 2024 (64).