Iguacu, Rio de Janeiro, Brazil Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
November Air Quality Analysis
Iguacu, Rio de Janeiro, Brazil
AQI Trends: Highest and Lowest
Same Day Analysis (26th November ):
On this day, AQI across the 4 years varied significantly: 2025 ranks 2nd highest AQI at 47 of Good air quality, showing improvement over 2024 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 25th Nov - 26th Nov 2025
Iguacu, Rio de Janeiro, Brazil
5 AM25th Nov 2025
6 PM
4 AM26th Nov 2025
54AQI
28AQI
59AQI
39AQI
In the last 24 hours,
Iguacu's AQI reached its highest point of 59 at 9 PM during the Night, while the lowest point, 28, was recorded at 4 PM during the Day between 25th Nov and 26th Nov 2025.
Day & Night AQI Trend : Oct - Nov 2025
Iguacu, Rio de Janeiro, Brazil
--°C/°C
23°C18/32°C
25°C18/36°C
20°C18/21°C
20°C18/22°C
23°C17/33°C
23°C20/29°C
24°C20/33°C
23°C19/29°C
26°C19/38°C
21°C17/24°C
21°C18/26°C
24°C18/36°C
20°C16/25°C
20°C15/26°C
21°C15/29°C
22°C14/33°C
24°C17/35°C
23°C18/32°C
24°C18/31°C
23°C20/32°C
24°C19/37°C
25°C20/35°C
22°C17/29°C
20°C15/27°C
22°C13/32°C
25°C17/38°C
23°C17/33°C
23°C19/30°C
21°C17/27°C
20°C15/27°C
65AQI
63AQI
65AQI
65AQI
2025 Days Vs Air Quality
Iguacu, Rio de Janeiro, Brazil
46%
152
54%
178
Total number of days with different AQI categories in last 331 days in 2025 (34 days remaining)
Under WHO’s Safe Air Quality Limits: 46%
Health Risk Level:
Significant
In 2025, 46% of 331 days were within WHO’s safe air quality limits, and 54% exceeded them. The risk of health issues is Significant, especially for those with existing respiratory or heart conditions.
Annual Air Quality Insights
Iguacu, Rio de Janeiro, Brazil
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
65AQI
58AQI
60AQI
61AQI
61AQI
64AQI
65AQI
66AQI
69AQI
70AQI
72AQI
75AQI
74AQI
74AQI
73AQI
75AQI
74AQI
75AQI
74AQI
74AQI
72AQI
72AQI
69AQI
69AQI
69AQI
70AQI
65AQI
64AQI
62AQI
62AQI
62AQI
62AQI
65AQI
64AQI
65AQI
66AQI
69AQI
70AQI
72AQI
72AQI
76AQI
76AQI
75AQI
75AQI
73AQI
90AQI
81AQI
80AQI
80AQI
78AQI
75AQI
73AQI
71AQI
70AQI
67AQI
66AQI
65AQI
63AQI
61AQI
61AQI
61AQI
60AQI
59AQI
59AQI
59AQI
56AQI
56AQI
55AQI
54AQI
53AQI
53AQI
54AQI
51AQI
53AQI
50AQI
48AQI
49AQI
50AQI
51AQI
52AQI
54AQI
53AQI
52AQI
50AQI
49AQI
48AQI
47AQI
47AQI
48AQI
47AQI
46AQI
47AQI
46AQI
44AQI
42AQI
41AQI
39AQI
35AQI
34AQI
32AQI
32AQI
32AQI
31AQI
31AQI
28AQI
28AQI
28AQI
27AQI
29AQI
28AQI
29AQI
28AQI
28AQI
29AQI
28AQI
28AQI
28AQI
29AQI
29AQI
29AQI
29AQI
29AQI
30AQI
30AQI
31AQI
32AQI
32AQI
32AQI
33AQI
32AQI
31AQI
30AQI
29AQI
28AQI
29AQI
29AQI
31AQI
29AQI
31AQI
30AQI
33AQI
33AQI
32AQI
31AQI
31AQI
32AQI
33AQI
34AQI
32AQI
36AQI
36AQI
40AQI
38AQI
40AQI
36AQI
38AQI
34AQI
35AQI
33AQI
33AQI
30AQI
27AQI
28AQI
27AQI
28AQI
30AQI
32AQI
37AQI
38AQI
39AQI
39AQI
39AQI
39AQI
38AQI
34AQI
33AQI
31AQI
33AQI
34AQI
36AQI
36AQI
35AQI
30AQI
29AQI
31AQI
29AQI
27AQI
26AQI
27AQI
30AQI
33AQI
35AQI
36AQI
37AQI
44AQI
59AQI
63AQI
66AQI
68AQI
65AQI
61AQI
58AQI
62AQI
63AQI
65AQI
61AQI
57AQI
59AQI
56AQI
50AQI
49AQI
50AQI
51AQI
64AQI
70AQI
66AQI
67AQI
58AQI
54AQI
58AQI
47AQI
42AQI
42AQI
44AQI
52AQI
60AQI
57AQI
52AQI
54AQI
59AQI
58AQI
59AQI
70AQI
77AQI
74AQI
66AQI
53AQI
44AQI
43AQI
50AQI
45AQI
42AQI
45AQI
43AQI
44AQI
44AQI
42AQI
57AQI
45AQI
43AQI
40AQI
52AQI
61AQI
64AQI
64AQI
55AQI
51AQI
48AQI
50AQI
51AQI
41AQI
41AQI
46AQI
47AQI
50AQI
46AQI
34AQI
23AQI
24AQI
22AQI
43AQI
71AQI
75AQI
84AQI
71AQI
59AQI
61AQI
74AQI
71AQI
71AQI
62AQI
51AQI
57AQI
59AQI
67AQI
69AQI
64AQI
61AQI
67AQI
76AQI
70AQI
56AQI
56AQI
55AQI
49AQI
54AQI
52AQI
66AQI
68AQI
74AQI
74AQI
67AQI
59AQI
56AQI
60AQI
64AQI
60AQI
61AQI
62AQI
59AQI
61AQI
60AQI
56AQI
55AQI
58AQI
67AQI
76AQI
79AQI
80AQI
83AQI
85AQI
74AQI
55AQI
61AQI
67AQI
67AQI
64AQI
54AQI
46AQI
47AQI
68AQI
71AQI
53AQI
33AQI
31AQI
35AQI
47AQI
56AQI
47AQI
64AQI
64AQI
No. of days
202551AQI
Highest AQI recorded in
February71AQI
Lowest AQI recorded in
May31AQI
202449AQI
Highest AQI recorded in
September86AQI
Lowest AQI recorded in
March25AQI
202327AQI
Highest AQI recorded in
November31AQI
Lowest AQI recorded in
December27AQI
202229AQI
Highest AQI recorded in
October32AQI
Lowest AQI recorded in
November26AQI
Most & Least Polluted Years Over the Last 4 Years
Iguacu's annual 2025 AQI (51) shows an average percentage change of 57.4% (worsened AQI) compared to previous years: 2022 (29), 2023 (27), 2024 (49).