Paulinia, 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!
September Air Quality Analysis
Paulinia, State Of Sao Paulo, Brazil
AQI Trends: Highest and Lowest
Same Day Analysis (15th September ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 3rd highest AQI at 57 of Moderate air quality, showing improvement over 2024 and 2021 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 15th Sep - 16th Sep 2025
Paulinia, State Of Sao Paulo, Brazil
6 AM15th Sep 2025
5 PM
5 AM16th Sep 2025
60AQI
54AQI
68AQI
56AQI
In the last 24 hours,
Paulinia's AQI reached its highest point of 68 at 2 AM during the Night, while the lowest point, 54, was recorded at 10 AM during the Day between 15th Sep and 16th Sep 2025.
Day & Night AQI Trend : Aug - Sep 2025
Paulinia, State Of Sao Paulo, Brazil
--°C/°C
21°C14/29°C
21°C12/30°C
24°C16/33°C
26°C18/33°C
26°C19/35°C
25°C17/34°C
23°C17/32°C
22°C14/33°C
21°C15/31°C
21°C15/30°C
21°C14/30°C
18°C16/22°C
20°C14/29°C
21°C14/30°C
22°C15/32°C
23°C16/30°C
23°C15/31°C
23°C15/31°C
24°C16/32°C
20°C16/28°C
22°C16/30°C
24°C16/33°C
26°C21/32°C
22°C14/31°C
22°C13/33°C
22°C15/31°C
20°C14/30°C
21°C14/31°C
22°C13/32°C
23°C16/33°C
63AQI
61AQI
65AQI
62AQI
2025 Days Vs Air Quality
Paulinia, State Of Sao Paulo, Brazil
67%
174
33%
84
Total number of days with different AQI categories in last 260 days in 2025 (105 days remaining)
Under WHO’s Safe Air Quality Limits: 67%
Health Risk Level:
Moderate
In 2025, 67% of 260 days were within WHO’s safe air quality limits, and 33% exceeded them. The risk of health issues is Moderate, particularly for individuals with respiratory or heart conditions.
Annual Air Quality Insights
Paulinia, State Of Sao Paulo, Brazil
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
39AQI
39AQI
35AQI
34AQI
35AQI
36AQI
44AQI
39AQI
42AQI
36AQI
40AQI
35AQI
37AQI
39AQI
32AQI
39AQI
33AQI
35AQI
36AQI
32AQI
37AQI
42AQI
46AQI
42AQI
44AQI
37AQI
39AQI
40AQI
40AQI
40AQI
35AQI
36AQI
33AQI
30AQI
35AQI
34AQI
40AQI
39AQI
44AQI
40AQI
42AQI
43AQI
49AQI
43AQI
46AQI
45AQI
42AQI
45AQI
53AQI
44AQI
50AQI
48AQI
52AQI
44AQI
44AQI
49AQI
46AQI
51AQI
50AQI
47AQI
48AQI
43AQI
47AQI
40AQI
47AQI
42AQI
44AQI
50AQI
49AQI
45AQI
45AQI
53AQI
49AQI
46AQI
38AQI
41AQI
42AQI
40AQI
38AQI
37AQI
36AQI
41AQI
38AQI
49AQI
44AQI
42AQI
44AQI
45AQI
46AQI
42AQI
47AQI
49AQI
46AQI
43AQI
31AQI
31AQI
27AQI
33AQI
43AQI
37AQI
47AQI
42AQI
42AQI
36AQI
40AQI
42AQI
45AQI
37AQI
41AQI
33AQI
34AQI
31AQI
38AQI
46AQI
35AQI
42AQI
46AQI
49AQI
40AQI
45AQI
41AQI
43AQI
46AQI
46AQI
44AQI
49AQI
47AQI
54AQI
53AQI
51AQI
32AQI
32AQI
33AQI
32AQI
35AQI
38AQI
48AQI
47AQI
50AQI
56AQI
61AQI
65AQI
48AQI
47AQI
45AQI
53AQI
51AQI
49AQI
37AQI
53AQI
53AQI
64AQI
52AQI
52AQI
47AQI
47AQI
40AQI
50AQI
50AQI
38AQI
40AQI
36AQI
31AQI
28AQI
36AQI
41AQI
53AQI
55AQI
59AQI
63AQI
66AQI
70AQI
70AQI
63AQI
37AQI
44AQI
56AQI
53AQI
49AQI
49AQI
55AQI
43AQI
30AQI
28AQI
30AQI
31AQI
57AQI
48AQI
52AQI
52AQI
50AQI
53AQI
58AQI
53AQI
53AQI
61AQI
68AQI
74AQI
80AQI
68AQI
70AQI
66AQI
73AQI
78AQI
73AQI
68AQI
63AQI
68AQI
61AQI
46AQI
50AQI
51AQI
52AQI
63AQI
68AQI
63AQI
66AQI
39AQI
51AQI
65AQI
61AQI
54AQI
46AQI
43AQI
54AQI
72AQI
60AQI
55AQI
59AQI
67AQI
62AQI
63AQI
80AQI
96AQI
89AQI
92AQI
59AQI
58AQI
52AQI
51AQI
47AQI
47AQI
43AQI
43AQI
46AQI
50AQI
49AQI
66AQI
62AQI
45AQI
48AQI
59AQI
76AQI
82AQI
87AQI
61AQI
57AQI
57AQI
38AQI
43AQI
44AQI
40AQI
46AQI
50AQI
57AQI
61AQI
59AQI
No. of days
202548AQI
Highest AQI recorded in
August61AQI
Lowest AQI recorded in
January38AQI
202449AQI
Highest AQI recorded in
September84AQI
Lowest AQI recorded in
January32AQI
202338AQI
Highest AQI recorded in
August50AQI
Lowest AQI recorded in
April26AQI
202239AQI
Highest AQI recorded in
July56AQI
Lowest AQI recorded in
January31AQI
202141AQI
Highest AQI recorded in
September64AQI
Lowest AQI recorded in
November27AQI
202036AQI
Highest AQI recorded in
September48AQI
Lowest AQI recorded in
April27AQI
Most & Least Polluted Years Over the Last 6 Years
Paulinia's annual 2025 AQI (48) shows an average percentage change of 19.6% (worsened AQI) compared to previous years: 2020 (36), 2021 (41), 2022 (39), 2023 (38), 2024 (49).