Guaratingueta, 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
Guaratingueta, State Of Sao Paulo, Brazil
AQI Trends: Highest and Lowest
Same Day Analysis (17th September ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 2nd highest AQI at 56 of Moderate air quality, showing improvement over 2024 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 17th Sep - 18th Sep 2025
Guaratingueta, State Of Sao Paulo, Brazil
6 AM17th Sep 2025
5 PM
5 AM18th Sep 2025
65AQI
42AQI
59AQI
26AQI
In the last 24 hours,
Guaratingueta's AQI reached its highest point of 65 at 1 PM during the Day, while the lowest point, 26, was recorded at 3 AM during the Night between 17th Sep and 18th Sep 2025.
Day & Night AQI Trend : Aug - Sep 2025
Guaratingueta, State Of Sao Paulo, Brazil
17°C10/27°C
22°C14/33°C
22°C15/33°C
22°C14/34°C
22°C14/34°C
21°C15/32°C
21°C12/33°C
19°C14/28°C
18°C13/28°C
18°C13/29°C
17°C13/24°C
17°C11/27°C
18°C11/27°C
19°C14/27°C
19°C13/27°C
19°C11/29°C
19°C11/30°C
21°C12/32°C
19°C14/27°C
19°C14/28°C
20°C13/30°C
23°C15/34°C
19°C11/30°C
20°C11/33°C
18°C10/29°C
17°C13/24°C
18°C11/30°C
20°C12/32°C
20°C12/32°C
19°C12/30°C
--°C/°C
52AQI
52AQI
54AQI
52AQI
2025 Days Vs Air Quality
Guaratingueta, State Of Sao Paulo, Brazil
73%
191
27%
69
Total number of days with different AQI categories in last 261 days in 2025 (104 days remaining)
Under WHO’s Safe Air Quality Limits: 73%
Health Risk Level:
Low
In 2025, 73% of 261 days were within WHO’s safe air quality limits. The risk of health issues is Low, but the long-term effects, especially on vulnerable individuals, remain uncertain.
Annual Air Quality Insights
Guaratingueta, State Of Sao Paulo, Brazil
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
45AQI
41AQI
39AQI
43AQI
38AQI
45AQI
49AQI
47AQI
43AQI
33AQI
39AQI
37AQI
38AQI
40AQI
36AQI
54AQI
36AQI
46AQI
49AQI
49AQI
51AQI
51AQI
46AQI
50AQI
50AQI
52AQI
43AQI
48AQI
42AQI
43AQI
37AQI
41AQI
43AQI
35AQI
44AQI
47AQI
50AQI
52AQI
52AQI
48AQI
46AQI
54AQI
54AQI
49AQI
47AQI
43AQI
56AQI
50AQI
56AQI
50AQI
60AQI
58AQI
56AQI
48AQI
47AQI
50AQI
45AQI
56AQI
52AQI
54AQI
49AQI
46AQI
49AQI
43AQI
48AQI
47AQI
43AQI
52AQI
53AQI
47AQI
46AQI
51AQI
46AQI
40AQI
35AQI
42AQI
38AQI
38AQI
36AQI
34AQI
44AQI
40AQI
39AQI
48AQI
44AQI
45AQI
48AQI
46AQI
45AQI
49AQI
43AQI
48AQI
39AQI
38AQI
31AQI
34AQI
23AQI
39AQI
42AQI
38AQI
37AQI
33AQI
41AQI
32AQI
36AQI
34AQI
37AQI
41AQI
36AQI
31AQI
31AQI
30AQI
34AQI
40AQI
30AQI
29AQI
40AQI
42AQI
29AQI
36AQI
32AQI
33AQI
37AQI
38AQI
43AQI
42AQI
46AQI
45AQI
46AQI
42AQI
29AQI
27AQI
32AQI
31AQI
30AQI
40AQI
37AQI
38AQI
40AQI
39AQI
49AQI
56AQI
41AQI
30AQI
38AQI
40AQI
39AQI
42AQI
35AQI
43AQI
38AQI
54AQI
46AQI
51AQI
45AQI
45AQI
33AQI
33AQI
38AQI
35AQI
29AQI
31AQI
31AQI
29AQI
32AQI
34AQI
39AQI
45AQI
48AQI
54AQI
59AQI
55AQI
55AQI
55AQI
35AQI
42AQI
46AQI
49AQI
44AQI
45AQI
50AQI
38AQI
26AQI
26AQI
28AQI
34AQI
41AQI
39AQI
42AQI
45AQI
41AQI
43AQI
49AQI
45AQI
48AQI
55AQI
60AQI
61AQI
66AQI
63AQI
59AQI
57AQI
59AQI
59AQI
61AQI
64AQI
54AQI
58AQI
52AQI
41AQI
51AQI
47AQI
44AQI
59AQI
61AQI
62AQI
71AQI
54AQI
49AQI
64AQI
55AQI
47AQI
39AQI
40AQI
49AQI
64AQI
49AQI
57AQI
57AQI
64AQI
57AQI
57AQI
71AQI
77AQI
73AQI
76AQI
57AQI
47AQI
44AQI
50AQI
37AQI
32AQI
43AQI
44AQI
37AQI
38AQI
41AQI
57AQI
43AQI
41AQI
46AQI
52AQI
66AQI
63AQI
66AQI
51AQI
48AQI
51AQI
58AQI
56AQI
44AQI
50AQI
45AQI
36AQI
39AQI
43AQI
49AQI
55AQI
50AQI
No. of days
202545AQI
Highest AQI recorded in
August55AQI
Lowest AQI recorded in
April36AQI
202447AQI
Highest AQI recorded in
September78AQI
Lowest AQI recorded in
November33AQI
202342AQI
Highest AQI recorded in
August53AQI
Lowest AQI recorded in
October25AQI
202246AQI
Highest AQI recorded in
December65AQI
Lowest AQI recorded in
January34AQI
202143AQI
Highest AQI recorded in
September69AQI
Lowest AQI recorded in
July28AQI
202038AQI
Highest AQI recorded in
September61AQI
Lowest AQI recorded in
April20AQI
Most & Least Polluted Years Over the Last 6 Years
Guaratingueta's annual 2025 AQI (45) shows an average percentage change of 5.2% (worsened AQI) compared to previous years: 2020 (38), 2021 (43), 2022 (46), 2023 (42), 2024 (47).