Calle 16 de Septiembre, Leon de los Aldama, Guanajuato, Mexico 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
Calle 16 de Septiembre, Leon de los Aldama, Guanajuato, Mexico
AQI Trends: Highest and Lowest
Same Day Analysis (17th October ):
On this day, AQI across the 1 years varied significantly: 2025 ranks 1st highest AQI at 77 of Moderate air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 17th Oct - 18th Oct 2025
Calle 16 de Septiembre, Leon de los Aldama, Guanajuato, Mexico
7 AM17th Oct 2025
7 PM
6 AM18th Oct 2025
88AQI
64AQI
113AQI
65AQI
In the last 24 hours,
Calle 16 de Septiembre's AQI reached its highest point of 113 at 3 AM during the Night, while the lowest point, 64, was recorded at 6 PM during the Day between 17th Oct and 18th Oct 2025.
Day & Night AQI Trend : Sep - Oct 2025
Calle 16 de Septiembre, Leon de los Aldama, Guanajuato, Mexico
18°C10/27°C
18°C12/26°C
18°C11/26°C
19°C11/29°C
19°C11/31°C
19°C11/29°C
20°C12/30°C
19°C12/25°C
19°C14/25°C
19°C15/25°C
20°C15/25°C
19°C12/26°C
19°C13/25°C
18°C9/29°C
17°C10/26°C
16°C9/26°C
16°C7/27°C
17°C8/26°C
18°C14/24°C
20°C14/26°C
19°C13/28°C
18°C16/24°C
19°C16/27°C
18°C11/26°C
19°C11/27°C
20°C13/29°C
17°C11/27°C
17°C10/27°C
17°C7/28°C
19°C11/26°C
--°C/°C
60AQI
51AQI
58AQI
51AQI
2025 Days Vs Air Quality
Calle 16 de Septiembre, Leon de los Aldama, Guanajuato, Mexico
43%
89
57%
117
Total number of days with different AQI categories in last 291 days in 2025 (74 days remaining)
Under WHO’s Safe Air Quality Limits: 43%
Health Risk Level:
Significant
In 2025, 43% of 291 days were within WHO’s safe air quality limits, and 57% exceeded them. The risk of health issues is Significant, especially for those with existing respiratory or heart conditions.
Annual Air Quality Insights
Calle 16 de Septiembre, Leon de los Aldama, Guanajuato, Mexico
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
67AQI
66AQI
61AQI
67AQI
65AQI
66AQI
67AQI
66AQI
64AQI
64AQI
62AQI
62AQI
60AQI
56AQI
57AQI
57AQI
53AQI
54AQI
53AQI
54AQI
58AQI
64AQI
56AQI
64AQI
60AQI
62AQI
63AQI
62AQI
59AQI
61AQI
59AQI
67AQI
62AQI
62AQI
61AQI
63AQI
65AQI
70AQI
71AQI
67AQI
72AQI
68AQI
70AQI
69AQI
68AQI
69AQI
64AQI
66AQI
67AQI
70AQI
69AQI
72AQI
72AQI
73AQI
68AQI
74AQI
69AQI
68AQI
65AQI
69AQI
66AQI
67AQI
64AQI
64AQI
56AQI
59AQI
58AQI
54AQI
55AQI
51AQI
55AQI
56AQI
56AQI
54AQI
54AQI
57AQI
54AQI
55AQI
53AQI
54AQI
53AQI
51AQI
52AQI
45AQI
45AQI
41AQI
36AQI
31AQI
29AQI
29AQI
30AQI
34AQI
39AQI
38AQI
37AQI
35AQI
31AQI
32AQI
29AQI
41AQI
46AQI
52AQI
49AQI
54AQI
54AQI
48AQI
50AQI
44AQI
45AQI
43AQI
42AQI
44AQI
50AQI
53AQI
54AQI
58AQI
55AQI
52AQI
56AQI
61AQI
53AQI
53AQI
53AQI
53AQI
43AQI
43AQI
44AQI
45AQI
34AQI
38AQI
29AQI
37AQI
43AQI
38AQI
38AQI
42AQI
49AQI
58AQI
42AQI
36AQI
47AQI
57AQI
39AQI
46AQI
36AQI
30AQI
31AQI
33AQI
41AQI
46AQI
45AQI
40AQI
39AQI
43AQI
40AQI
38AQI
43AQI
44AQI
54AQI
34AQI
35AQI
36AQI
35AQI
37AQI
49AQI
39AQI
46AQI
45AQI
36AQI
24AQI
24AQI
19AQI
48AQI
44AQI
40AQI
36AQI
37AQI
48AQI
50AQI
42AQI
40AQI
43AQI
49AQI
47AQI
44AQI
47AQI
49AQI
38AQI
43AQI
60AQI
62AQI
70AQI
68AQI
66AQI
61AQI
62AQI
60AQI
53AQI
52AQI
55AQI
59AQI
71AQI
63AQI
68AQI
71AQI
77AQI
65AQI
60AQI
67AQI
45AQI
48AQI
41AQI
40AQI
63AQI
No. of days
202552AQI
Highest AQI recorded in
May67AQI
Lowest AQI recorded in
September40AQI
Most & Least Polluted Years Over the Last 1 Years
Calle 16 de Septiembre's annual 2025 AQI (52) shows an average percentage change of NaN% (improved AQI) compared to previous years: .