Cotocollao, Quito, Pichincha, Ecuador 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
Cotocollao, Quito, Pichincha, Ecuador
AQI Trends: Highest and Lowest
Same Day Analysis (27th November ):
On this day, AQI across the 4 years varied significantly: 2025 ranks 3rd highest AQI at 58 of Moderate air quality, showing improvement over 2024 and 2021 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 26th Nov - 27th Nov 2025
Cotocollao, Quito, Pichincha, Ecuador
5 AM26th Nov 2025
6 PM
4 AM27th Nov 2025
66AQI
28AQI
69AQI
36AQI
In the last 24 hours,
Cotocollao's AQI reached its highest point of 69 at 3 AM during the Night, while the lowest point, 28, was recorded at 10 AM during the Day between 26th Nov and 27th Nov 2025.
Day & Night AQI Trend : Oct - Nov 2025
Cotocollao, Quito, Pichincha, Ecuador
14°C11/18°C
13°C10/17°C
12°C11/14°C
12°C10/18°C
13°C10/19°C
13°C9/19°C
12°C9/17°C
12°C10/17°C
13°C10/19°C
14°C10/19°C
14°C9/21°C
13°C9/20°C
13°C9/19°C
13°C10/18°C
13°C8/20°C
14°C10/20°C
13°C11/18°C
12°C11/17°C
11°C10/14°C
11°C10/13°C
13°C9/19°C
13°C11/18°C
13°C9/18°C
12°C9/18°C
13°C10/18°C
13°C10/20°C
13°C9/19°C
12°C9/17°C
13°C9/19°C
13°C10/17°C
--°C/°C
56AQI
53AQI
61AQI
53AQI
2025 Days Vs Air Quality
Cotocollao, Quito, Pichincha, Ecuador
54%
178
46%
153
Total number of days with different AQI categories in last 331 days in 2025 (34 days remaining)
Under WHO’s Safe Air Quality Limits: 54%
Health Risk Level:
Considerable
In 2025, 54% of 331 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
Cotocollao, Quito, Pichincha, Ecuador
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
61AQI
41AQI
43AQI
38AQI
36AQI
52AQI
57AQI
50AQI
49AQI
48AQI
65AQI
63AQI
57AQI
49AQI
50AQI
45AQI
46AQI
50AQI
39AQI
50AQI
71AQI
55AQI
68AQI
68AQI
63AQI
53AQI
56AQI
60AQI
52AQI
57AQI
62AQI
66AQI
70AQI
72AQI
54AQI
65AQI
61AQI
63AQI
58AQI
54AQI
52AQI
48AQI
62AQI
38AQI
60AQI
45AQI
34AQI
35AQI
29AQI
32AQI
41AQI
47AQI
52AQI
45AQI
42AQI
54AQI
41AQI
46AQI
48AQI
31AQI
22AQI
28AQI
33AQI
27AQI
30AQI
37AQI
35AQI
26AQI
34AQI
41AQI
45AQI
54AQI
60AQI
47AQI
50AQI
43AQI
50AQI
58AQI
55AQI
57AQI
51AQI
44AQI
54AQI
64AQI
60AQI
64AQI
61AQI
56AQI
43AQI
48AQI
59AQI
51AQI
56AQI
58AQI
62AQI
43AQI
52AQI
45AQI
55AQI
41AQI
48AQI
57AQI
46AQI
51AQI
59AQI
58AQI
55AQI
35AQI
44AQI
39AQI
49AQI
52AQI
47AQI
50AQI
59AQI
52AQI
38AQI
47AQI
64AQI
47AQI
49AQI
50AQI
48AQI
43AQI
38AQI
56AQI
46AQI
52AQI
54AQI
37AQI
30AQI
38AQI
41AQI
43AQI
44AQI
39AQI
36AQI
31AQI
51AQI
58AQI
45AQI
46AQI
35AQI
39AQI
37AQI
35AQI
43AQI
47AQI
40AQI
48AQI
44AQI
34AQI
40AQI
46AQI
46AQI
50AQI
46AQI
31AQI
46AQI
44AQI
40AQI
50AQI
36AQI
41AQI
37AQI
37AQI
33AQI
36AQI
32AQI
30AQI
27AQI
24AQI
24AQI
24AQI
32AQI
25AQI
25AQI
26AQI
27AQI
23AQI
34AQI
29AQI
30AQI
28AQI
25AQI
30AQI
37AQI
36AQI
38AQI
42AQI
45AQI
52AQI
48AQI
45AQI
32AQI
31AQI
30AQI
34AQI
31AQI
31AQI
31AQI
34AQI
51AQI
49AQI
53AQI
49AQI
58AQI
55AQI
39AQI
34AQI
36AQI
41AQI
49AQI
52AQI
40AQI
36AQI
50AQI
54AQI
50AQI
56AQI
52AQI
44AQI
45AQI
49AQI
53AQI
60AQI
54AQI
59AQI
52AQI
44AQI
45AQI
53AQI
51AQI
58AQI
53AQI
49AQI
37AQI
47AQI
39AQI
32AQI
56AQI
58AQI
55AQI
47AQI
52AQI
62AQI
38AQI
55AQI
58AQI
51AQI
45AQI
50AQI
52AQI
51AQI
58AQI
55AQI
58AQI
42AQI
41AQI
55AQI
50AQI
50AQI
52AQI
56AQI
54AQI
63AQI
48AQI
43AQI
46AQI
44AQI
43AQI
45AQI
58AQI
51AQI
53AQI
57AQI
56AQI
55AQI
58AQI
55AQI
57AQI
50AQI
54AQI
60AQI
55AQI
63AQI
53AQI
57AQI
61AQI
60AQI
59AQI
56AQI
64AQI
64AQI
65AQI
62AQI
57AQI
63AQI
49AQI
60AQI
66AQI
63AQI
64AQI
65AQI
61AQI
56AQI
60AQI
54AQI
52AQI
47AQI
57AQI
52AQI
60AQI
62AQI
58AQI
38AQI
54AQI
60AQI
58AQI
62AQI
50AQI
54AQI
56AQI
61AQI
53AQI
48AQI
63AQI
62AQI
52AQI
53AQI
58AQI
53AQI
51AQI
45AQI
51AQI
43AQI
35AQI
39AQI
49AQI
51AQI
58AQI
56AQI
No. of days
202548AQI
Highest AQI recorded in
October58AQI
Lowest AQI recorded in
June35AQI
202457AQI
Highest AQI recorded in
September75AQI
Lowest AQI recorded in
July50AQI
202350AQI
Highest AQI recorded in
September63AQI
Lowest AQI recorded in
July45AQI
202252AQI
Highest AQI recorded in
January65AQI
Lowest AQI recorded in
February47AQI
202154AQI
Highest AQI recorded in
August64AQI
Lowest AQI recorded in
February48AQI
202054AQI
Highest AQI recorded in
November74AQI
Lowest AQI recorded in
April41AQI
Most & Least Polluted Years Over the Last 6 Years
Cotocollao's annual 2025 AQI (48) shows an average percentage change of -9.8% (improved AQI) compared to previous years: 2020 (54), 2021 (54), 2022 (52), 2023 (50), 2024 (57).