Cerro Navia, Santiago, Region Metropolitana, Chile Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
October Air Quality Analysis
Cerro Navia, Santiago, Region Metropolitana, Chile
AQI Trends: Highest and Lowest
Same Day Analysis (12th October ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 4th highest AQI at 56 of Moderate air quality, showing improvement over 2024, 2023 and 2022 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 12th Oct - 13th Oct 2025
Cerro Navia, Santiago, Region Metropolitana, Chile
7 AM12th Oct 2025
7 PM
6 AM13th Oct 2025
73AQI
48AQI
57AQI
44AQI
In the last 24 hours,
Cerro Navia's AQI reached its highest point of 73 at 10 AM during the Day, while the lowest point, 44, was recorded at 8 PM during the Night between 12th Oct and 13th Oct 2025.
Day & Night AQI Trend : Sep - Oct 2025
Cerro Navia, Santiago, Region Metropolitana, Chile
14°C10/19°C
15°C10/21°C
15°C7/25°C
17°C9/25°C
15°C10/21°C
15°C9/23°C
14°C8/22°C
11°C8/17°C
10°C8/15°C
12°C3/21°C
15°C7/24°C
18°C10/28°C
17°C11/25°C
10°C5/16°C
12°C3/21°C
15°C7/23°C
16°C12/22°C
16°C9/24°C
18°C10/27°C
19°C12/29°C
18°C11/25°C
13°C11/17°C
10°C7/14°C
12°C3/21°C
15°C6/24°C
18°C9/28°C
19°C11/27°C
17°C12/23°C
15°C8/21°C
16°C7/26°C
--°C/°C
71AQI
52AQI
61AQI
51AQI
2025 Days Vs Air Quality
Cerro Navia, Santiago, Region Metropolitana, Chile
27%
76
45%
129
22%
64
6%
16
Total number of days with different AQI categories in last 286 days in 2025 (79 days remaining)
Under WHO’s Safe Air Quality Limits: 27%
Health Risk Level:
Very high
In 2025, 27% of 286 days were within WHO’s safe air quality limits. The risk of health issues is Very high, including respiratory issues, heart disease, and stress, particularly affecting vulnerable groups.
Annual Air Quality Insights
Cerro Navia, Santiago, Region Metropolitana, Chile
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
51AQI
42AQI
52AQI
48AQI
49AQI
46AQI
41AQI
41AQI
43AQI
50AQI
52AQI
46AQI
40AQI
46AQI
39AQI
31AQI
38AQI
36AQI
44AQI
47AQI
52AQI
37AQI
36AQI
42AQI
52AQI
63AQI
48AQI
48AQI
56AQI
52AQI
47AQI
43AQI
45AQI
38AQI
45AQI
42AQI
46AQI
50AQI
57AQI
72AQI
48AQI
59AQI
60AQI
68AQI
58AQI
47AQI
41AQI
47AQI
55AQI
52AQI
46AQI
47AQI
50AQI
43AQI
42AQI
43AQI
48AQI
58AQI
44AQI
37AQI
32AQI
33AQI
39AQI
47AQI
38AQI
35AQI
34AQI
45AQI
51AQI
53AQI
60AQI
59AQI
58AQI
49AQI
45AQI
59AQI
61AQI
55AQI
50AQI
56AQI
48AQI
59AQI
63AQI
54AQI
67AQI
63AQI
67AQI
69AQI
36AQI
63AQI
71AQI
72AQI
66AQI
71AQI
45AQI
40AQI
54AQI
82AQI
76AQI
60AQI
47AQI
73AQI
93AQI
50AQI
57AQI
57AQI
69AQI
77AQI
88AQI
72AQI
78AQI
74AQI
73AQI
50AQI
49AQI
60AQI
74AQI
83AQI
72AQI
84AQI
101AQI
97AQI
115AQI
93AQI
99AQI
101AQI
111AQI
62AQI
69AQI
116AQI
116AQI
109AQI
125AQI
108AQI
138AQI
130AQI
102AQI
107AQI
73AQI
95AQI
92AQI
125AQI
140AQI
134AQI
120AQI
56AQI
53AQI
94AQI
115AQI
99AQI
124AQI
146AQI
137AQI
157AQI
155AQI
156AQI
142AQI
147AQI
159AQI
150AQI
147AQI
126AQI
98AQI
107AQI
138AQI
124AQI
45AQI
111AQI
126AQI
139AQI
148AQI
117AQI
103AQI
71AQI
130AQI
115AQI
124AQI
141AQI
136AQI
158AQI
144AQI
161AQI
158AQI
157AQI
159AQI
136AQI
95AQI
104AQI
119AQI
112AQI
135AQI
158AQI
166AQI
167AQI
116AQI
153AQI
149AQI
149AQI
142AQI
156AQI
159AQI
145AQI
135AQI
146AQI
118AQI
124AQI
147AQI
152AQI
142AQI
124AQI
100AQI
58AQI
35AQI
41AQI
81AQI
107AQI
86AQI
92AQI
89AQI
135AQI
92AQI
121AQI
103AQI
99AQI
103AQI
106AQI
56AQI
64AQI
76AQI
70AQI
63AQI
56AQI
36AQI
32AQI
66AQI
88AQI
71AQI
89AQI
95AQI
79AQI
64AQI
57AQI
76AQI
77AQI
57AQI
53AQI
84AQI
81AQI
87AQI
74AQI
60AQI
59AQI
50AQI
67AQI
84AQI
52AQI
52AQI
62AQI
70AQI
68AQI
74AQI
73AQI
48AQI
23AQI
54AQI
76AQI
79AQI
61AQI
43AQI
66AQI
79AQI
36AQI
48AQI
65AQI
72AQI
68AQI
44AQI
42AQI
57AQI
62AQI
66AQI
70AQI
65AQI
48AQI
56AQI
46AQI
50AQI
51AQI
67AQI
104AQI
130AQI
137AQI
78AQI
63AQI
60AQI
No. of days
202580AQI
Highest AQI recorded in
July137AQI
Lowest AQI recorded in
January46AQI
202472AQI
Highest AQI recorded in
July142AQI
Lowest AQI recorded in
November41AQI
202380AQI
Highest AQI recorded in
July118AQI
Lowest AQI recorded in
November47AQI
202279AQI
Highest AQI recorded in
May131AQI
Lowest AQI recorded in
January47AQI
202183AQI
Highest AQI recorded in
July156AQI
Lowest AQI recorded in
November52AQI
202087AQI
Highest AQI recorded in
July126AQI
Lowest AQI recorded in
December56AQI
Most & Least Polluted Years Over the Last 6 Years
Cerro Navia's annual 2025 AQI (80) shows an average percentage change of 0.3% (worsened AQI) compared to previous years: 2020 (87), 2021 (83), 2022 (79), 2023 (80), 2024 (72).