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!
August Air Quality Analysis
Iguacu, Rio de Janeiro, Brazil
AQI Trends: Highest and Lowest
Same Day Analysis (8th August ):
On this day, AQI across the 2 years varied significantly: 2025 ranks 1st highest AQI at 58 of Moderate air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 8th Aug - 9th Aug 2025
Iguacu, Rio de Janeiro, Brazil
6 AM8th Aug 2025
5 PM
5 AM9th Aug 2025
64AQI
52AQI
60AQI
42AQI
In the last 24 hours,
Iguacu's AQI reached its highest point of 64 at 6 AM during the Day, while the lowest point, 42, was recorded at 4 AM during the Night between 8th Aug and 9th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Iguacu, Rio de Janeiro, Brazil
18°C15/22°C
19°C16/24°C
19°C16/24°C
18°C14/24°C
18°C13/24°C
17°C13/23°C
17°C12/25°C
19°C13/27°C
19°C15/28°C
18°C14/22°C
17°C13/23°C
20°C16/25°C
20°C16/27°C
19°C17/24°C
18°C16/22°C
20°C16/25°C
19°C15/25°C
21°C16/29°C
23°C17/32°C
17°C14/19°C
16°C12/21°C
16°C12/22°C
17°C12/24°C
19°C13/28°C
20°C14/29°C
19°C15/28°C
18°C15/23°C
19°C16/24°C
19°C15/25°C
21°C15/31°C
--°C/°C
55AQI
55AQI
57AQI
57AQI
2025 Days Vs Air Quality
Iguacu, Rio de Janeiro, Brazil
54%
119
46%
101
Total number of days with different AQI categories in last 221 days in 2025 (144 days remaining)
Under WHO’s Safe Air Quality Limits: 54%
Health Risk Level:
Considerable
In 2025, 54% of 221 days were within WHO’s safe air quality limits, and 46% exceeded them. The risk of health issues is Considerable, with potential for conditions in sensitive individuals.
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
68AQI
71AQI
53AQI
33AQI
31AQI
35AQI
47AQI
61AQI
No. of days
202549AQI
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 (49) shows an average percentage change of 48.6% (worsened AQI) compared to previous years: 2022 (29), 2023 (27), 2024 (49).