Osorno, Los Lagos, Chile 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
Osorno, Los Lagos, Chile
AQI Trends: Highest and Lowest
Same Day Analysis (26th August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 3rd highest AQI at 68 of Moderate air quality, showing improvement over 2023 and 2021 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 26th Aug - 27th Aug 2025
Osorno, Los Lagos, Chile
7 AM26th Aug 2025
6 PM
6 AM27th Aug 2025
75AQI
55AQI
88AQI
46AQI
In the last 24 hours,
Osorno's AQI reached its highest point of 88 at 2 AM during the Night, while the lowest point, 46, was recorded at 6 AM during the Night between 26th Aug and 27th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Osorno, Los Lagos, Chile
10°C8/11°C
12°C11/13°C
12°C10/13°C
10°C9/11°C
10°C9/12°C
6°C2/7°C
5°C2/9°C
4°C1/7°C
9°C7/13°C
8°C5/13°C
7°C4/12°C
6°C1/14°C
8°C3/14°C
8°C7/9°C
11°C9/13°C
8°C5/12°C
7°C3/14°C
7°C2/15°C
8°C3/15°C
10°C8/16°C
10°C7/16°C
10°C5/17°C
8°C6/10°C
8°C5/12°C
5°C3/8°C
3°C1/8°C
5°C1/8°C
10°C8/12°C
10°C6/14°C
9°C4/16°C
--°C/°C
63AQI
57AQI
74AQI
53AQI
2025 Days Vs Air Quality
Osorno, Los Lagos, Chile
42%
100
42%
100
16%
37
0.4%
1
Total number of days with different AQI categories in last 239 days in 2025 (126 days remaining)
Under WHO’s Safe Air Quality Limits: 42%
Health Risk Level:
Significant
In 2025, 42% of 239 days were within WHO’s safe air quality limits, and 58% exceeded them. The risk of health issues is Significant, especially for those with existing respiratory or heart conditions.
Annual Air Quality Insights
Osorno, Los Lagos, Chile
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
33AQI
29AQI
23AQI
20AQI
22AQI
26AQI
24AQI
25AQI
25AQI
28AQI
29AQI
29AQI
30AQI
37AQI
33AQI
23AQI
24AQI
22AQI
22AQI
26AQI
23AQI
30AQI
36AQI
25AQI
23AQI
22AQI
23AQI
28AQI
24AQI
26AQI
22AQI
22AQI
21AQI
28AQI
26AQI
29AQI
28AQI
43AQI
23AQI
26AQI
27AQI
29AQI
30AQI
27AQI
30AQI
27AQI
22AQI
26AQI
25AQI
25AQI
25AQI
22AQI
19AQI
19AQI
26AQI
30AQI
25AQI
30AQI
29AQI
29AQI
26AQI
29AQI
27AQI
37AQI
32AQI
22AQI
50AQI
32AQI
37AQI
35AQI
36AQI
33AQI
52AQI
55AQI
56AQI
47AQI
32AQI
49AQI
28AQI
21AQI
33AQI
38AQI
53AQI
53AQI
61AQI
45AQI
39AQI
33AQI
32AQI
51AQI
42AQI
49AQI
51AQI
76AQI
71AQI
71AQI
66AQI
54AQI
57AQI
43AQI
43AQI
62AQI
79AQI
42AQI
74AQI
53AQI
76AQI
104AQI
42AQI
98AQI
54AQI
40AQI
76AQI
62AQI
50AQI
68AQI
72AQI
56AQI
65AQI
69AQI
46AQI
80AQI
70AQI
95AQI
90AQI
62AQI
64AQI
57AQI
61AQI
97AQI
81AQI
70AQI
73AQI
61AQI
71AQI
53AQI
53AQI
77AQI
85AQI
123AQI
101AQI
114AQI
118AQI
94AQI
62AQI
92AQI
127AQI
139AQI
133AQI
118AQI
148AQI
109AQI
78AQI
80AQI
110AQI
114AQI
107AQI
112AQI
132AQI
144AQI
127AQI
120AQI
97AQI
98AQI
63AQI
51AQI
82AQI
87AQI
105AQI
77AQI
96AQI
60AQI
59AQI
122AQI
86AQI
111AQI
105AQI
117AQI
133AQI
154AQI
144AQI
147AQI
139AQI
138AQI
122AQI
134AQI
100AQI
73AQI
82AQI
89AQI
140AQI
97AQI
96AQI
78AQI
72AQI
61AQI
107AQI
99AQI
71AQI
72AQI
114AQI
99AQI
66AQI
101AQI
77AQI
46AQI
66AQI
82AQI
50AQI
51AQI
32AQI
42AQI
34AQI
52AQI
70AQI
85AQI
78AQI
85AQI
70AQI
87AQI
116AQI
72AQI
53AQI
47AQI
61AQI
80AQI
70AQI
71AQI
101AQI
91AQI
60AQI
52AQI
37AQI
46AQI
60AQI
55AQI
53AQI
68AQI
26AQI
26AQI
39AQI
62AQI
88AQI
103AQI
88AQI
67AQI
No. of days
202563AQI
Highest AQI recorded in
June103AQI
Lowest AQI recorded in
January26AQI
202463AQI
Highest AQI recorded in
May129AQI
Lowest AQI recorded in
January17AQI
202366AQI
Highest AQI recorded in
May108AQI
Lowest AQI recorded in
January17AQI
202268AQI
Highest AQI recorded in
June138AQI
Lowest AQI recorded in
December21AQI
202182AQI
Highest AQI recorded in
June167AQI
Lowest AQI recorded in
January29AQI
202091AQI
Highest AQI recorded in
May150AQI
Lowest AQI recorded in
December29AQI
Most & Least Polluted Years Over the Last 6 Years
Osorno's annual 2025 AQI (63) shows an average percentage change of -13.9% (improved AQI) compared to previous years: 2020 (91), 2021 (82), 2022 (68), 2023 (66), 2024 (63).