San Miguel De Allende Municipal Presidency, San Miguel De Allende, 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
San Miguel De Allende Municipal Presidency, San Miguel De Allende, Guanajuato, Mexico
AQI Trends: Highest and Lowest
Same Day Analysis (25th October ):
On this day, AQI across the 4 years varied significantly: 2025 ranks 1st highest AQI at 62 of Moderate air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 25th Oct - 26th Oct 2025
San Miguel De Allende Municipal Presidency, San Miguel De Allende, Guanajuato, Mexico
7 AM25th Oct 2025
7 PM
6 AM26th Oct 2025
74AQI
53AQI
100AQI
59AQI
In the last 24 hours,
San Miguel De Allende Municipal Presidency's AQI reached its highest point of 100 at 12 AM during the Night, while the lowest point, 53, was recorded at 7 PM during the Day between 25th Oct and 26th Oct 2025.
Day & Night AQI Trend : Sep - Oct 2025
San Miguel De Allende Municipal Presidency, San Miguel De Allende, Guanajuato, Mexico
19°C14/24°C
17°C10/25°C
19°C16/24°C
18°C14/25°C
18°C13/26°C
17°C9/27°C
16°C9/26°C
16°C10/26°C
16°C7/26°C
17°C11/25°C
18°C15/22°C
19°C14/25°C
16°C13/24°C
16°C15/20°C
18°C15/23°C
18°C13/25°C
18°C13/26°C
18°C11/29°C
17°C13/26°C
16°C10/26°C
15°C7/25°C
16°C9/27°C
18°C9/29°C
17°C8/26°C
17°C10/27°C
14°C5/28°C
16°C8/27°C
17°C12/28°C
17°C10/28°C
18°C11/29°C
--°C/°C
55AQI
48AQI
59AQI
50AQI
2025 Days Vs Air Quality
San Miguel De Allende Municipal Presidency, San Miguel De Allende, Guanajuato, Mexico
41%
121
59%
175
0.6%
2
Total number of days with different AQI categories in last 299 days in 2025 (66 days remaining)
Under WHO’s Safe Air Quality Limits: 41%
Health Risk Level:
Significant
In 2025, 41% of 299 days were within WHO’s safe air quality limits, and 59% exceeded them. The risk of health issues is Significant, especially for those with existing respiratory or heart conditions.
Annual Air Quality Insights
San Miguel De Allende Municipal Presidency, San Miguel De Allende, Guanajuato, Mexico
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
102AQI
70AQI
65AQI
64AQI
69AQI
70AQI
72AQI
56AQI
58AQI
52AQI
44AQI
40AQI
52AQI
59AQI
57AQI
56AQI
62AQI
54AQI
51AQI
58AQI
60AQI
57AQI
62AQI
57AQI
60AQI
70AQI
67AQI
76AQI
72AQI
59AQI
61AQI
55AQI
57AQI
54AQI
61AQI
66AQI
69AQI
58AQI
54AQI
59AQI
65AQI
70AQI
60AQI
57AQI
52AQI
42AQI
47AQI
46AQI
56AQI
42AQI
42AQI
40AQI
37AQI
38AQI
38AQI
32AQI
42AQI
42AQI
55AQI
49AQI
46AQI
47AQI
52AQI
56AQI
61AQI
44AQI
45AQI
42AQI
47AQI
51AQI
46AQI
53AQI
55AQI
49AQI
64AQI
63AQI
68AQI
64AQI
102AQI
71AQI
74AQI
67AQI
73AQI
78AQI
78AQI
72AQI
55AQI
66AQI
62AQI
61AQI
63AQI
66AQI
59AQI
62AQI
60AQI
68AQI
62AQI
58AQI
66AQI
64AQI
57AQI
59AQI
60AQI
58AQI
68AQI
68AQI
60AQI
67AQI
69AQI
67AQI
67AQI
75AQI
70AQI
73AQI
69AQI
80AQI
71AQI
70AQI
81AQI
83AQI
77AQI
75AQI
65AQI
78AQI
75AQI
71AQI
71AQI
77AQI
67AQI
53AQI
56AQI
61AQI
71AQI
77AQI
72AQI
76AQI
84AQI
81AQI
76AQI
77AQI
82AQI
72AQI
65AQI
70AQI
63AQI
62AQI
66AQI
62AQI
55AQI
52AQI
55AQI
48AQI
55AQI
48AQI
60AQI
62AQI
59AQI
57AQI
59AQI
59AQI
60AQI
61AQI
56AQI
54AQI
52AQI
49AQI
49AQI
43AQI
47AQI
44AQI
43AQI
50AQI
50AQI
45AQI
53AQI
57AQI
55AQI
45AQI
37AQI
31AQI
26AQI
26AQI
25AQI
32AQI
38AQI
48AQI
57AQI
52AQI
55AQI
49AQI
52AQI
52AQI
52AQI
51AQI
49AQI
44AQI
42AQI
56AQI
57AQI
56AQI
46AQI
51AQI
57AQI
54AQI
44AQI
37AQI
42AQI
36AQI
29AQI
32AQI
38AQI
36AQI
32AQI
36AQI
28AQI
38AQI
40AQI
37AQI
27AQI
31AQI
47AQI
55AQI
46AQI
38AQI
44AQI
55AQI
39AQI
45AQI
37AQI
28AQI
29AQI
30AQI
39AQI
43AQI
44AQI
35AQI
35AQI
38AQI
35AQI
32AQI
40AQI
37AQI
39AQI
33AQI
29AQI
33AQI
35AQI
35AQI
48AQI
35AQI
62AQI
45AQI
34AQI
24AQI
24AQI
20AQI
33AQI
33AQI
34AQI
33AQI
31AQI
33AQI
37AQI
33AQI
32AQI
32AQI
37AQI
55AQI
48AQI
43AQI
41AQI
36AQI
35AQI
49AQI
49AQI
57AQI
60AQI
53AQI
59AQI
56AQI
45AQI
40AQI
43AQI
45AQI
49AQI
52AQI
50AQI
68AQI
64AQI
68AQI
65AQI
58AQI
59AQI
66AQI
60AQI
55AQI
54AQI
62AQI
62AQI
51AQI
60AQI
67AQI
69AQI
50AQI
45AQI
38AQI
36AQI
55AQI
No. of days
202553AQI
Highest AQI recorded in
May69AQI
Lowest AQI recorded in
September36AQI
202449AQI
Highest AQI recorded in
May74AQI
Lowest AQI recorded in
October34AQI
202356AQI
Highest AQI recorded in
May64AQI
Lowest AQI recorded in
November36AQI
202251AQI
Highest AQI recorded in
May65AQI
Lowest AQI recorded in
September30AQI
202145AQI
Highest AQI recorded in
April68AQI
Lowest AQI recorded in
June22AQI
202042AQI
Highest AQI recorded in
December55AQI
Lowest AQI recorded in
September31AQI
Most & Least Polluted Years Over the Last 6 Years
San Miguel De Allende Municipal Presidency's annual 2025 AQI (53) shows an average percentage change of 10.5% (worsened AQI) compared to previous years: 2020 (42), 2021 (45), 2022 (51), 2023 (56), 2024 (49).