Medellin, Antioquia, Colombia Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
September Air Quality Analysis
Medellin, Antioquia, Colombia
AQI Trends: Highest and Lowest
Same Day Analysis (14th September ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 3rd highest AQI at 57 of Moderate air quality, showing improvement over 2024 and 2022 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 14th Sep - 15th Sep 2025
Medellin, Antioquia, Colombia
5 AM14th Sep 2025
6 PM
4 AM15th Sep 2025
61AQI
49AQI
58AQI
34AQI
In the last 24 hours,
Medellin's AQI reached its highest point of 61 at 7 AM during the Day, while the lowest point, 34, was recorded at 1 AM during the Night between 14th Sep and 15th Sep 2025.
Day & Night AQI Trend : Aug - Sep 2025
Medellin, Antioquia, Colombia
15°C12/22°C
16°C11/23°C
17°C12/25°C
17°C13/26°C
17°C11/26°C
16°C12/24°C
17°C12/25°C
17°C12/24°C
18°C11/27°C
18°C13/26°C
19°C11/28°C
18°C12/28°C
18°C11/28°C
18°C11/28°C
17°C11/25°C
17°C12/24°C
18°C12/26°C
18°C12/27°C
17°C12/25°C
16°C11/24°C
16°C11/23°C
16°C11/24°C
17°C13/23°C
17°C12/26°C
18°C11/28°C
18°C12/28°C
18°C12/27°C
17°C12/27°C
18°C12/27°C
18°C12/28°C
--°C/°C
51AQI
44AQI
45AQI
44AQI
2025 Days Vs Air Quality
Medellin, Antioquia, Colombia
39%
101
61%
156
Total number of days with different AQI categories in last 258 days in 2025 (107 days remaining)
Under WHO’s Safe Air Quality Limits: 39%
Health Risk Level:
High
In 2025, 39% of 258 days were within WHO’s safe air quality limits. The risk of health issues is High, with respiratory problems, heart disease, skin issues, and stress being more common, particularly among children and the elderly.
Annual Air Quality Insights
Medellin, Antioquia, Colombia
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
75AQI
66AQI
60AQI
60AQI
58AQI
53AQI
57AQI
63AQI
60AQI
61AQI
61AQI
59AQI
59AQI
63AQI
64AQI
63AQI
62AQI
59AQI
60AQI
62AQI
65AQI
67AQI
69AQI
71AQI
70AQI
61AQI
62AQI
63AQI
61AQI
60AQI
60AQI
62AQI
62AQI
65AQI
69AQI
74AQI
80AQI
74AQI
71AQI
71AQI
67AQI
66AQI
62AQI
56AQI
52AQI
50AQI
45AQI
37AQI
41AQI
48AQI
51AQI
42AQI
46AQI
45AQI
40AQI
50AQI
50AQI
48AQI
50AQI
55AQI
52AQI
47AQI
53AQI
58AQI
51AQI
45AQI
48AQI
51AQI
52AQI
58AQI
58AQI
64AQI
65AQI
59AQI
56AQI
65AQI
65AQI
60AQI
59AQI
54AQI
53AQI
59AQI
62AQI
69AQI
76AQI
77AQI
76AQI
73AQI
71AQI
63AQI
62AQI
64AQI
67AQI
60AQI
59AQI
59AQI
59AQI
58AQI
57AQI
58AQI
55AQI
54AQI
54AQI
56AQI
59AQI
66AQI
65AQI
61AQI
52AQI
48AQI
56AQI
62AQI
60AQI
56AQI
58AQI
59AQI
57AQI
55AQI
61AQI
58AQI
55AQI
57AQI
57AQI
57AQI
53AQI
55AQI
58AQI
60AQI
57AQI
57AQI
50AQI
48AQI
52AQI
62AQI
57AQI
59AQI
58AQI
48AQI
47AQI
53AQI
56AQI
54AQI
54AQI
52AQI
47AQI
46AQI
50AQI
50AQI
51AQI
52AQI
50AQI
47AQI
45AQI
43AQI
45AQI
41AQI
51AQI
47AQI
42AQI
43AQI
49AQI
50AQI
56AQI
56AQI
44AQI
52AQI
50AQI
51AQI
44AQI
46AQI
43AQI
48AQI
49AQI
42AQI
38AQI
47AQI
44AQI
48AQI
47AQI
47AQI
46AQI
44AQI
45AQI
46AQI
48AQI
49AQI
51AQI
47AQI
51AQI
51AQI
51AQI
49AQI
50AQI
50AQI
45AQI
45AQI
50AQI
52AQI
48AQI
51AQI
50AQI
49AQI
52AQI
56AQI
55AQI
53AQI
56AQI
53AQI
47AQI
44AQI
47AQI
46AQI
50AQI
52AQI
42AQI
37AQI
53AQI
55AQI
47AQI
50AQI
54AQI
49AQI
38AQI
32AQI
45AQI
54AQI
50AQI
54AQI
54AQI
42AQI
38AQI
50AQI
44AQI
49AQI
52AQI
44AQI
34AQI
43AQI
39AQI
35AQI
54AQI
54AQI
50AQI
38AQI
36AQI
53AQI
40AQI
45AQI
48AQI
48AQI
54AQI
42AQI
43AQI
36AQI
49AQI
52AQI
57AQI
62AQI
56AQI
60AQI
59AQI
54AQI
47AQI
49AQI
47AQI
46AQI
No. of days
202554AQI
Highest AQI recorded in
January62AQI
Lowest AQI recorded in
September46AQI
202461AQI
Highest AQI recorded in
March87AQI
Lowest AQI recorded in
November45AQI
202359AQI
Highest AQI recorded in
February74AQI
Lowest AQI recorded in
June49AQI
202261AQI
Highest AQI recorded in
February76AQI
Lowest AQI recorded in
November53AQI
202158AQI
Highest AQI recorded in
December65AQI
Lowest AQI recorded in
May52AQI
202055AQI
Highest AQI recorded in
March116AQI
Lowest AQI recorded in
July46AQI
Most & Least Polluted Years Over the Last 6 Years
Medellin's annual 2025 AQI (54) shows an average percentage change of -8.5% (improved AQI) compared to previous years: 2020 (55), 2021 (58), 2022 (61), 2023 (59), 2024 (61).