Metrorrey, San Nicolas De Los Garza, Nuevo Leon, Mexico Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
August Air Quality Analysis
Metrorrey, San Nicolas De Los Garza, Nuevo Leon, Mexico
AQI Trends: Highest and Lowest
Same Day Analysis (4th August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 4th highest AQI at 35 of Good air quality, showing improvement over 2024, 2023 and 2021 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 5th Aug - 6th Aug 2025
Metrorrey, San Nicolas De Los Garza, Nuevo Leon, Mexico
7 AM5th Aug 2025
8 PM
6 AM6th Aug 2025
62AQI
37AQI
38AQI
31AQI
In the last 24 hours,
Metrorrey's AQI reached its highest point of 62 at 10 AM during the Day, while the lowest point, undefined, was recorded at 6 AM during the Night between 5th Aug and 6th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Metrorrey, San Nicolas De Los Garza, Nuevo Leon, Mexico
27°C22/35°C
27°C21/35°C
27°C22/35°C
26°C20/35°C
28°C21/36°C
28°C22/35°C
28°C23/34°C
27°C23/33°C
28°C22/36°C
29°C22/37°C
28°C21/36°C
27°C21/36°C
28°C21/37°C
29°C22/37°C
28°C21/36°C
29°C22/38°C
28°C22/35°C
29°C21/38°C
30°C21/39°C
26°C23/36°C
27°C21/34°C
27°C21/36°C
27°C20/36°C
28°C19/37°C
29°C21/37°C
29°C21/38°C
30°C23/37°C
30°C22/39°C
31°C23/40°C
29°C22/38°C
--°C/°C
51AQI
51AQI
49AQI
49AQI
2025 Days Vs Air Quality
Metrorrey, San Nicolas De Los Garza, Nuevo Leon, Mexico
18%
38
81%
175
1%
3
Total number of days with different AQI categories in last 218 days in 2025 (147 days remaining)
Under WHO’s Safe Air Quality Limits: 18%
Health Risk Level:
Extreme
In 2025, 18% of 218 days were within WHO’s safe air quality limits. The risk of health issues is Extreme, potentially causing respiratory problems, heart disease, skin issues, and stress, especially for children, the elderly, and those with pre-existing conditions.
Annual Air Quality Insights
Metrorrey, San Nicolas De Los Garza, Nuevo Leon, Mexico
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
85AQI
82AQI
96AQI
82AQI
89AQI
67AQI
66AQI
60AQI
63AQI
57AQI
61AQI
63AQI
55AQI
54AQI
40AQI
43AQI
39AQI
45AQI
48AQI
46AQI
45AQI
59AQI
59AQI
65AQI
73AQI
83AQI
71AQI
62AQI
75AQI
81AQI
72AQI
76AQI
79AQI
80AQI
74AQI
75AQI
76AQI
81AQI
80AQI
80AQI
73AQI
79AQI
82AQI
67AQI
74AQI
91AQI
71AQI
69AQI
82AQI
71AQI
66AQI
70AQI
67AQI
75AQI
79AQI
81AQI
82AQI
80AQI
73AQI
78AQI
69AQI
77AQI
80AQI
103AQI
109AQI
93AQI
87AQI
61AQI
67AQI
74AQI
70AQI
66AQI
72AQI
71AQI
97AQI
77AQI
71AQI
127AQI
85AQI
81AQI
76AQI
77AQI
73AQI
69AQI
67AQI
58AQI
51AQI
56AQI
66AQI
68AQI
72AQI
74AQI
73AQI
72AQI
65AQI
51AQI
52AQI
54AQI
53AQI
60AQI
57AQI
59AQI
61AQI
61AQI
63AQI
61AQI
65AQI
65AQI
72AQI
66AQI
68AQI
64AQI
69AQI
64AQI
70AQI
67AQI
66AQI
66AQI
65AQI
66AQI
65AQI
63AQI
44AQI
45AQI
53AQI
61AQI
59AQI
57AQI
45AQI
53AQI
53AQI
56AQI
63AQI
74AQI
73AQI
78AQI
81AQI
78AQI
77AQI
77AQI
77AQI
64AQI
66AQI
65AQI
63AQI
68AQI
67AQI
64AQI
59AQI
56AQI
55AQI
57AQI
58AQI
62AQI
63AQI
58AQI
59AQI
59AQI
60AQI
60AQI
62AQI
55AQI
58AQI
57AQI
60AQI
60AQI
56AQI
52AQI
46AQI
49AQI
45AQI
36AQI
36AQI
36AQI
37AQI
39AQI
42AQI
36AQI
36AQI
35AQI
30AQI
31AQI
33AQI
42AQI
52AQI
60AQI
61AQI
57AQI
56AQI
49AQI
49AQI
50AQI
52AQI
51AQI
52AQI
51AQI
53AQI
63AQI
65AQI
59AQI
54AQI
54AQI
54AQI
54AQI
49AQI
45AQI
50AQI
53AQI
48AQI
53AQI
52AQI
41AQI
34AQI
41AQI
35AQI
35AQI
64AQI
76AQI
77AQI
64AQI
63AQI
50AQI
51AQI
36AQI
No. of days
202563AQI
Highest AQI recorded in
March77AQI
Lowest AQI recorded in
August36AQI
202458AQI
Highest AQI recorded in
March94AQI
Lowest AQI recorded in
September35AQI
202357AQI
Highest AQI recorded in
December81AQI
Lowest AQI recorded in
July35AQI
202277AQI
Highest AQI recorded in
September132AQI
Lowest AQI recorded in
August47AQI
202165AQI
Highest AQI recorded in
December95AQI
Lowest AQI recorded in
February40AQI
202056AQI
Highest AQI recorded in
December83AQI
Lowest AQI recorded in
June45AQI
Most & Least Polluted Years Over the Last 6 Years
Metrorrey's annual 2025 AQI (63) shows an average percentage change of 1.7% (worsened AQI) compared to previous years: 2020 (56), 2021 (65), 2022 (77), 2023 (57), 2024 (58).