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HistoryAQIPM2.5PM10COSO2NO2O3

University, 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!

Good
050
Moderate
100
Poor
150
Unhealthy
200
Severe
300
Hazardous
301+

September Air Quality Analysis

University, San Nicolas De Los Garza, Nuevo Leon, Mexico

2021
2022
2023
2024
2025
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
28th Sep 2024
99AQI
Lowest AQI recorded on
11th Sep 2025
33AQI

Same Day Analysis (26th September ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 2nd highest AQI at 58 of Moderate air quality, showing improvement over 2024 on the same day.

Download 2024 Annual Data

World Air Quality Report

Globe

Day & Night AQI Trend: 26th Sep - 27th Sep 2025

University, San Nicolas De Los Garza, Nuevo Leon, Mexico

AQI
Day
Night
.

7 AM26th Sep 2025

7 PM

6 AM27th Sep 2025

Day time
Avg. Highest Time
4PM26th Sep

87AQI

Avg. Lowest Time
7AM26th Sep

58AQI

Night time
Avg. Highest Time
1AM27th Sep

59AQI

Avg. Lowest Time
10PM26th Sep

39AQI

In the last 24 hours,

University's AQI reached its highest point of 87 at 4 PM during the Day, while the lowest point, 39, was recorded at 10 PM during the Night between 26th Sep and 27th Sep 2025.

Day & Night AQI Trend : Aug - Sep 2025

University, San Nicolas De Los Garza, Nuevo Leon, Mexico

AugSep
28th - 29th29th - 30th30th - 31st31st - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th - 06th06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th
Day
Night
28th Aug 2025437 AMAQI
28th Aug 2025408 AMAQI
28th Aug 2025419 AMAQI
28th Aug 20253910 AMAQI
28th Aug 20253911 AMAQI
28th Aug 20254312 PMAQI
28th Aug 2025451 PMAQI
28th Aug 2025422 PMAQI
28th Aug 2025413 PMAQI
28th Aug 2025414 PMAQI
28th Aug 2025395 PMAQI
28th Aug 2025386 PMAQI
28th Aug 2025377 PMAQI
28th Aug 2025388 PMAQI
28th Aug 2025389 PMAQI
28th Aug 20253610 PMAQI
28th Aug 20254111 PMAQI
29th Aug 20254612 AMAQI
29th Aug 2025511 AMAQI
29th Aug 2025442 AMAQI
29th Aug 2025373 AMAQI
29th Aug 2025354 AMAQI
29th Aug 2025405 AMAQI
29th Aug 2025476 AMAQI

--°C/°C

29th Aug 2025437 AMAQI
29th Aug 2025418 AMAQI
29th Aug 2025409 AMAQI
29th Aug 20254510 AMAQI
29th Aug 20254211 AMAQI
29th Aug 20254012 PMAQI
29th Aug 2025381 PMAQI
29th Aug 2025352 PMAQI
29th Aug 2025333 PMAQI
29th Aug 2025384 PMAQI
29th Aug 2025365 PMAQI
29th Aug 2025386 PMAQI
29th Aug 2025367 PMAQI
29th Aug 2025388 PMAQI
29th Aug 2025399 PMAQI
29th Aug 20253710 PMAQI
29th Aug 20253911 PMAQI
30th Aug 20253812 AMAQI
30th Aug 2025361 AMAQI
30th Aug 2025392 AMAQI
30th Aug 2025423 AMAQI
30th Aug 2025404 AMAQI
30th Aug 2025405 AMAQI
30th Aug 2025406 AMAQI

29°C23/35°C

30th Aug 2025407 AMAQI
30th Aug 2025378 AMAQI
30th Aug 2025399 AMAQI
30th Aug 20253610 AMAQI
30th Aug 20253811 AMAQI
30th Aug 20253812 PMAQI
30th Aug 2025441 PMAQI
30th Aug 2025412 PMAQI
30th Aug 2025343 PMAQI
30th Aug 2025354 PMAQI
30th Aug 2025475 PMAQI
30th Aug 2025406 PMAQI
30th Aug 2025467 PMAQI
30th Aug 2025508 PMAQI
30th Aug 2025389 PMAQI
30th Aug 20254010 PMAQI
30th Aug 20254011 PMAQI
31st Aug 20253912 AMAQI
31st Aug 2025431 AMAQI
31st Aug 2025462 AMAQI
31st Aug 2025483 AMAQI
31st Aug 2025514 AMAQI
31st Aug 2025485 AMAQI
31st Aug 2025536 AMAQI

29°C22/37°C

31st Aug 2025537 AMAQI
31st Aug 2025508 AMAQI
31st Aug 2025529 AMAQI
31st Aug 20255810 AMAQI
31st Aug 20255811 AMAQI
31st Aug 20255712 PMAQI
31st Aug 2025561 PMAQI
31st Aug 2025542 PMAQI
31st Aug 2025513 PMAQI
31st Aug 2025444 PMAQI
31st Aug 2025445 PMAQI
31st Aug 2025466 PMAQI
31st Aug 2025447 PMAQI
31st Aug 2025488 PMAQI
31st Aug 2025459 PMAQI
31st Aug 20253710 PMAQI
31st Aug 20253411 PMAQI
1st Sep 20254412 AMAQI
1st Sep 2025531 AMAQI
1st Sep 2025442 AMAQI
1st Sep 2025463 AMAQI
1st Sep 2025414 AMAQI
1st Sep 2025385 AMAQI
1st Sep 2025296 AMAQI

29°C23/34°C

1st Sep 2025297 AMAQI
1st Sep 2025288 AMAQI
1st Sep 2025249 AMAQI
1st Sep 20252810 AMAQI
1st Sep 20253011 AMAQI
1st Sep 20253212 PMAQI
1st Sep 2025341 PMAQI
1st Sep 2025322 PMAQI
1st Sep 2025343 PMAQI
1st Sep 2025364 PMAQI
1st Sep 2025355 PMAQI
1st Sep 2025346 PMAQI
1st Sep 2025307 PMAQI
1st Sep 2025448 PMAQI
1st Sep 2025549 PMAQI
1st Sep 20256410 PMAQI
1st Sep 20255111 PMAQI
2nd Sep 20254412 AMAQI
2nd Sep 2025421 AMAQI
2nd Sep 2025382 AMAQI
2nd Sep 2025343 AMAQI
2nd Sep 2025284 AMAQI
2nd Sep 2025295 AMAQI
2nd Sep 2025306 AMAQI

28°C23/35°C

2nd Sep 2025277 AMAQI
2nd Sep 2025278 AMAQI
2nd Sep 2025279 AMAQI
2nd Sep 20253010 AMAQI
2nd Sep 20253411 AMAQI
2nd Sep 20253412 PMAQI
2nd Sep 2025321 PMAQI
2nd Sep 2025282 PMAQI
2nd Sep 2025313 PMAQI
2nd Sep 2025294 PMAQI
2nd Sep 2025305 PMAQI
2nd Sep 2025306 PMAQI
2nd Sep 2025347 PMAQI
2nd Sep 2025368 PMAQI
2nd Sep 2025419 PMAQI
2nd Sep 20254610 PMAQI
2nd Sep 20255611 PMAQI
3rd Sep 20255612 AMAQI
3rd Sep 2025571 AMAQI
3rd Sep 2025442 AMAQI
3rd Sep 2025393 AMAQI
3rd Sep 2025454 AMAQI
3rd Sep 2025345 AMAQI
3rd Sep 2025346 AMAQI

28°C24/33°C

3rd Sep 2025347 AMAQI
3rd Sep 2025368 AMAQI
3rd Sep 2025369 AMAQI
3rd Sep 20253710 AMAQI
3rd Sep 20253811 AMAQI
3rd Sep 20254012 PMAQI
3rd Sep 2025371 PMAQI
3rd Sep 2025322 PMAQI
3rd Sep 2025323 PMAQI
3rd Sep 2025364 PMAQI
3rd Sep 2025335 PMAQI
3rd Sep 2025346 PMAQI
3rd Sep 2025327 PMAQI
3rd Sep 2025388 PMAQI
3rd Sep 2025409 PMAQI
3rd Sep 20255010 PMAQI
3rd Sep 20254511 PMAQI
4th Sep 20255612 AMAQI
4th Sep 2025431 AMAQI
4th Sep 2025482 AMAQI
4th Sep 2025693 AMAQI
4th Sep 2025774 AMAQI
4th Sep 2025755 AMAQI
4th Sep 2025846 AMAQI

29°C24/36°C

4th Sep 2025687 AMAQI
4th Sep 2025548 AMAQI
4th Sep 2025459 AMAQI
4th Sep 20255210 AMAQI
4th Sep 20255211 AMAQI
4th Sep 20255212 PMAQI
4th Sep 2025531 PMAQI
4th Sep 2025532 PMAQI
4th Sep 2025473 PMAQI
4th Sep 2025474 PMAQI
4th Sep 2025465 PMAQI
4th Sep 2025376 PMAQI
4th Sep 2025427 PMAQI
4th Sep 2025458 PMAQI
4th Sep 2025399 PMAQI
4th Sep 20253110 PMAQI
4th Sep 20252511 PMAQI
5th Sep 20253412 AMAQI
5th Sep 2025331 AMAQI
5th Sep 2025272 AMAQI
5th Sep 2025293 AMAQI
5th Sep 2025294 AMAQI
5th Sep 2025305 AMAQI
5th Sep 2025306 AMAQI

30°C23/37°C

5th Sep 2025307 AMAQI
5th Sep 2025318 AMAQI
5th Sep 2025419 AMAQI
5th Sep 20254310 AMAQI
5th Sep 20254611 AMAQI
5th Sep 20254312 PMAQI
5th Sep 2025451 PMAQI
5th Sep 2025502 PMAQI
5th Sep 2025513 PMAQI
5th Sep 2025514 PMAQI
5th Sep 2025535 PMAQI
5th Sep 2025326 PMAQI
5th Sep 2025347 PMAQI
5th Sep 2025388 PMAQI
5th Sep 2025489 PMAQI
5th Sep 20255110 PMAQI
5th Sep 20254911 PMAQI
6th Sep 20255012 AMAQI
6th Sep 2025531 AMAQI
6th Sep 2025542 AMAQI
6th Sep 2025503 AMAQI
6th Sep 2025544 AMAQI
6th Sep 2025535 AMAQI
6th Sep 2025536 AMAQI

29°C22/37°C

6th Sep 2025547 AMAQI
6th Sep 2025568 AMAQI
6th Sep 2025589 AMAQI
6th Sep 20256010 AMAQI
6th Sep 20256111 AMAQI
6th Sep 20256612 PMAQI
6th Sep 2025641 PMAQI
6th Sep 2025622 PMAQI
6th Sep 2025563 PMAQI
6th Sep 2025564 PMAQI
6th Sep 2025575 PMAQI
6th Sep 2025586 PMAQI
6th Sep 2025577 PMAQI
6th Sep 2025558 PMAQI
6th Sep 2025569 PMAQI
6th Sep 20255310 PMAQI
6th Sep 20254911 PMAQI
7th Sep 20254412 AMAQI
7th Sep 2025361 AMAQI
7th Sep 2025362 AMAQI
7th Sep 2025383 AMAQI
7th Sep 2025414 AMAQI
7th Sep 2025425 AMAQI
7th Sep 2025426 AMAQI

29°C24/35°C

7th Sep 2025417 AMAQI
7th Sep 2025428 AMAQI
7th Sep 2025409 AMAQI
7th Sep 20253810 AMAQI
7th Sep 20253811 AMAQI
7th Sep 20253712 PMAQI
7th Sep 2025321 PMAQI
7th Sep 2025342 PMAQI
7th Sep 2025343 PMAQI
7th Sep 2025304 PMAQI
7th Sep 2025235 PMAQI
7th Sep 2025386 PMAQI
7th Sep 2025397 PMAQI
7th Sep 2025338 PMAQI
7th Sep 2025419 PMAQI
7th Sep 20255210 PMAQI
7th Sep 20254411 PMAQI
8th Sep 20255812 AMAQI
8th Sep 2025601 AMAQI
8th Sep 2025612 AMAQI
8th Sep 2025573 AMAQI
8th Sep 2025724 AMAQI
8th Sep 2025515 AMAQI
8th Sep 2025406 AMAQI

27°C23/31°C

8th Sep 2025467 AMAQI
8th Sep 2025488 AMAQI
8th Sep 2025509 AMAQI
8th Sep 20255410 AMAQI
8th Sep 20254711 AMAQI
8th Sep 20254612 PMAQI
8th Sep 2025451 PMAQI
8th Sep 2025462 PMAQI
8th Sep 2025453 PMAQI
8th Sep 2025494 PMAQI
8th Sep 2025385 PMAQI
8th Sep 2025456 PMAQI
8th Sep 2025327 PMAQI
8th Sep 2025388 PMAQI
8th Sep 2025329 PMAQI
8th Sep 20254210 PMAQI
8th Sep 20254011 PMAQI
9th Sep 20253512 AMAQI
9th Sep 2025421 AMAQI
9th Sep 2025442 AMAQI
9th Sep 2025493 AMAQI
9th Sep 2025444 AMAQI
9th Sep 2025425 AMAQI
9th Sep 2025426 AMAQI

25°C22/29°C

9th Sep 2025447 AMAQI
9th Sep 2025428 AMAQI
9th Sep 2025429 AMAQI
9th Sep 20254410 AMAQI
9th Sep 20254811 AMAQI
9th Sep 20254212 PMAQI
9th Sep 2025451 PMAQI
9th Sep 2025422 PMAQI
9th Sep 2025473 PMAQI
9th Sep 2025484 PMAQI
9th Sep 2025475 PMAQI
9th Sep 2025396 PMAQI
9th Sep 2025427 PMAQI
9th Sep 2025408 PMAQI
9th Sep 2025429 PMAQI
9th Sep 20254110 PMAQI
9th Sep 20255211 PMAQI
10th Sep 20255112 AMAQI
10th Sep 2025521 AMAQI
10th Sep 2025482 AMAQI
10th Sep 2025493 AMAQI
10th Sep 2025524 AMAQI
10th Sep 2025505 AMAQI
10th Sep 2025466 AMAQI

26°C22/33°C

10th Sep 2025457 AMAQI
10th Sep 2025498 AMAQI
10th Sep 2025509 AMAQI
10th Sep 20254710 AMAQI
10th Sep 20254011 AMAQI
10th Sep 20254012 PMAQI
10th Sep 2025421 PMAQI
10th Sep 2025342 PMAQI
10th Sep 2025363 PMAQI
10th Sep 2025344 PMAQI
10th Sep 2025325 PMAQI
10th Sep 2025466 PMAQI
10th Sep 2025447 PMAQI
10th Sep 2025448 PMAQI
10th Sep 2025459 PMAQI
10th Sep 20253810 PMAQI
10th Sep 20253811 PMAQI
11th Sep 20253312 AMAQI
11th Sep 2025331 AMAQI
11th Sep 2025282 AMAQI
11th Sep 2025263 AMAQI
11th Sep 2025284 AMAQI
11th Sep 2025285 AMAQI
11th Sep 2025266 AMAQI

26°C21/34°C

11th Sep 2025277 AMAQI
11th Sep 2025328 AMAQI
11th Sep 2025419 AMAQI
11th Sep 20254510 AMAQI
11th Sep 20254611 AMAQI
11th Sep 20254912 PMAQI
11th Sep 2025441 PMAQI
11th Sep 2025382 PMAQI
11th Sep 2025413 PMAQI
11th Sep 2025424 PMAQI
11th Sep 2025385 PMAQI
11th Sep 2025286 PMAQI
11th Sep 2025297 PMAQI
11th Sep 2025308 PMAQI
11th Sep 2025289 PMAQI
11th Sep 20253410 PMAQI
11th Sep 20252811 PMAQI
12th Sep 20253112 AMAQI
12th Sep 2025311 AMAQI
12th Sep 2025282 AMAQI
12th Sep 2025313 AMAQI
12th Sep 2025344 AMAQI
12th Sep 2025315 AMAQI
12th Sep 2025296 AMAQI

26°C22/33°C

12th Sep 2025327 AMAQI
12th Sep 2025348 AMAQI
12th Sep 2025409 AMAQI
12th Sep 20254110 AMAQI
12th Sep 20254211 AMAQI
12th Sep 20254212 PMAQI
12th Sep 2025421 PMAQI
12th Sep 2025422 PMAQI
12th Sep 2025463 PMAQI
12th Sep 2025454 PMAQI
12th Sep 2025405 PMAQI
12th Sep 2025346 PMAQI
12th Sep 2025337 PMAQI
12th Sep 2025348 PMAQI
12th Sep 2025329 PMAQI
12th Sep 20254010 PMAQI
12th Sep 20254211 PMAQI
13th Sep 20253912 AMAQI
13th Sep 2025401 AMAQI
13th Sep 2025402 AMAQI
13th Sep 2025413 AMAQI
13th Sep 2025414 AMAQI
13th Sep 2025415 AMAQI
13th Sep 2025446 AMAQI

26°C23/33°C

13th Sep 2025437 AMAQI
13th Sep 2025438 AMAQI
13th Sep 2025429 AMAQI
13th Sep 20253810 AMAQI
13th Sep 20253811 AMAQI
13th Sep 20253712 PMAQI
13th Sep 2025371 PMAQI
13th Sep 2025372 PMAQI
13th Sep 2025343 PMAQI
13th Sep 2025344 PMAQI
13th Sep 2025385 PMAQI
13th Sep 2025386 PMAQI
13th Sep 2025367 PMAQI
13th Sep 2025388 PMAQI
13th Sep 2025379 PMAQI
13th Sep 20253910 PMAQI
13th Sep 20253911 PMAQI
14th Sep 20254312 AMAQI
14th Sep 2025431 AMAQI
14th Sep 2025482 AMAQI
14th Sep 2025483 AMAQI
14th Sep 2025524 AMAQI
14th Sep 2025485 AMAQI
14th Sep 2025456 AMAQI

26°C22/33°C

14th Sep 2025487 AMAQI
14th Sep 2025488 AMAQI
14th Sep 2025499 AMAQI
14th Sep 20254910 AMAQI
14th Sep 20254311 AMAQI
14th Sep 20254612 PMAQI
14th Sep 2025501 PMAQI
14th Sep 2025442 PMAQI
14th Sep 2025423 PMAQI
14th Sep 2025474 PMAQI
14th Sep 2025515 PMAQI
14th Sep 2025466 PMAQI
14th Sep 2025567 PMAQI
14th Sep 2025538 PMAQI
14th Sep 2025569 PMAQI
14th Sep 20255410 PMAQI
14th Sep 20254711 PMAQI
15th Sep 20254612 AMAQI
15th Sep 2025311 AMAQI
15th Sep 2025352 AMAQI
15th Sep 2025363 AMAQI
15th Sep 2025434 AMAQI
15th Sep 2025415 AMAQI
15th Sep 2025406 AMAQI

25°C22/30°C

15th Sep 2025457 AMAQI
15th Sep 2025658 AMAQI
15th Sep 2025629 AMAQI
15th Sep 20254710 AMAQI
15th Sep 20254611 AMAQI
15th Sep 20254112 PMAQI
15th Sep 2025431 PMAQI
15th Sep 2025442 PMAQI
15th Sep 2025423 PMAQI
15th Sep 2025394 PMAQI
15th Sep 2025415 PMAQI
15th Sep 2025426 PMAQI
15th Sep 2025437 PMAQI
15th Sep 2025418 PMAQI
15th Sep 2025429 PMAQI
15th Sep 20254210 PMAQI
15th Sep 20253811 PMAQI
16th Sep 20254512 AMAQI
16th Sep 2025451 AMAQI
16th Sep 2025442 AMAQI
16th Sep 2025463 AMAQI
16th Sep 2025484 AMAQI
16th Sep 2025515 AMAQI
16th Sep 2025456 AMAQI

24°C22/30°C

16th Sep 2025467 AMAQI
16th Sep 2025458 AMAQI
16th Sep 2025539 AMAQI
16th Sep 20255010 AMAQI
16th Sep 20255311 AMAQI
16th Sep 20255212 PMAQI
16th Sep 2025501 PMAQI
16th Sep 2025492 PMAQI
16th Sep 2025503 PMAQI
16th Sep 2025494 PMAQI
16th Sep 2025495 PMAQI
16th Sep 2025486 PMAQI
16th Sep 2025487 PMAQI
16th Sep 2025488 PMAQI
16th Sep 2025479 PMAQI
16th Sep 20254810 PMAQI
16th Sep 20254111 PMAQI
17th Sep 20254812 AMAQI
17th Sep 2025521 AMAQI
17th Sep 2025452 AMAQI
17th Sep 2025483 AMAQI
17th Sep 2025474 AMAQI
17th Sep 2025425 AMAQI
17th Sep 2025466 AMAQI

23°C19/29°C

17th Sep 2025527 AMAQI
17th Sep 2025548 AMAQI
17th Sep 2025529 AMAQI
17th Sep 20255610 AMAQI
17th Sep 20255511 AMAQI
17th Sep 20255512 PMAQI
17th Sep 2025541 PMAQI
17th Sep 2025522 PMAQI
17th Sep 2025513 PMAQI
17th Sep 2025524 PMAQI
17th Sep 2025525 PMAQI
17th Sep 2025526 PMAQI
17th Sep 2025527 PMAQI
17th Sep 2025528 PMAQI
17th Sep 2025529 PMAQI
17th Sep 20255110 PMAQI
17th Sep 20255211 PMAQI
18th Sep 20255212 AMAQI
18th Sep 2025261 AMAQI
18th Sep 2025252 AMAQI
18th Sep 2025293 AMAQI
18th Sep 2025294 AMAQI
18th Sep 2025315 AMAQI
18th Sep 2025306 AMAQI

24°C19/32°C

18th Sep 2025317 AMAQI
18th Sep 2025358 AMAQI
18th Sep 2025409 AMAQI
18th Sep 20255810 AMAQI
18th Sep 20254711 AMAQI
18th Sep 20255212 PMAQI
18th Sep 2025451 PMAQI
18th Sep 2025422 PMAQI
18th Sep 2025423 PMAQI
18th Sep 2025454 PMAQI
18th Sep 2025425 PMAQI
18th Sep 2025446 PMAQI
18th Sep 2025427 PMAQI
18th Sep 2025428 PMAQI
18th Sep 2025409 PMAQI
18th Sep 20253810 PMAQI
18th Sep 20254311 PMAQI
19th Sep 20254212 AMAQI
19th Sep 2025281 AMAQI
19th Sep 2025242 AMAQI
19th Sep 2025293 AMAQI
19th Sep 2025244 AMAQI
19th Sep 2025315 AMAQI
19th Sep 2025346 AMAQI

24°C20/29°C

19th Sep 2025347 AMAQI
19th Sep 2025348 AMAQI
19th Sep 2025369 AMAQI
19th Sep 20253810 AMAQI
19th Sep 20253111 AMAQI
19th Sep 20253312 PMAQI
19th Sep 2025381 PMAQI
19th Sep 2025362 PMAQI
19th Sep 2025343 PMAQI
19th Sep 2025354 PMAQI
19th Sep 2025375 PMAQI
19th Sep 2025356 PMAQI
19th Sep 2025347 PMAQI
19th Sep 2025338 PMAQI
19th Sep 2025349 PMAQI
19th Sep 20253510 PMAQI
19th Sep 20253311 PMAQI
20th Sep 20253312 AMAQI
20th Sep 2025411 AMAQI
20th Sep 2025512 AMAQI
20th Sep 2025393 AMAQI
20th Sep 2025364 AMAQI
20th Sep 2025425 AMAQI
20th Sep 2025456 AMAQI

25°C22/29°C

20th Sep 2025487 AMAQI
20th Sep 2025438 AMAQI
20th Sep 2025449 AMAQI
20th Sep 20254810 AMAQI
20th Sep 20255211 AMAQI
20th Sep 20255312 PMAQI
20th Sep 2025431 PMAQI
20th Sep 2025432 PMAQI
20th Sep 2025463 PMAQI
20th Sep 2025424 PMAQI
20th Sep 2025385 PMAQI
20th Sep 2025406 PMAQI
20th Sep 2025417 PMAQI
20th Sep 2025458 PMAQI
20th Sep 2025449 PMAQI
20th Sep 20254410 PMAQI
20th Sep 20254411 PMAQI
21st Sep 20254512 AMAQI
21st Sep 2025261 AMAQI
21st Sep 2025322 AMAQI
21st Sep 2025333 AMAQI
21st Sep 2025474 AMAQI
21st Sep 2025505 AMAQI
21st Sep 2025566 AMAQI

26°C23/32°C

21st Sep 2025447 AMAQI
21st Sep 2025448 AMAQI
21st Sep 2025389 AMAQI
21st Sep 20253810 AMAQI
21st Sep 20254011 AMAQI
21st Sep 20254412 PMAQI
21st Sep 2025441 PMAQI
21st Sep 2025472 PMAQI
21st Sep 2025483 PMAQI
21st Sep 2025464 PMAQI
21st Sep 2025455 PMAQI
21st Sep 2025476 PMAQI
21st Sep 2025407 PMAQI
21st Sep 2025438 PMAQI
21st Sep 2025439 PMAQI
21st Sep 20254410 PMAQI
21st Sep 20254511 PMAQI
22nd Sep 20254412 AMAQI
22nd Sep 2025361 AMAQI
22nd Sep 2025322 AMAQI
22nd Sep 2025243 AMAQI
22nd Sep 2025264 AMAQI
22nd Sep 2025245 AMAQI
22nd Sep 2025346 AMAQI

28°C22/36°C

22nd Sep 2025447 AMAQI
22nd Sep 2025548 AMAQI
22nd Sep 2025509 AMAQI
22nd Sep 20255410 AMAQI
22nd Sep 20255411 AMAQI
22nd Sep 20255412 PMAQI
22nd Sep 2025491 PMAQI
22nd Sep 2025452 PMAQI
22nd Sep 2025513 PMAQI
22nd Sep 2025434 PMAQI
22nd Sep 2025445 PMAQI
22nd Sep 2025436 PMAQI
22nd Sep 2025427 PMAQI
22nd Sep 2025408 PMAQI
22nd Sep 2025409 PMAQI
22nd Sep 20254210 PMAQI
22nd Sep 20254311 PMAQI
23rd Sep 20254312 AMAQI
23rd Sep 2025421 AMAQI
23rd Sep 2025482 AMAQI
23rd Sep 2025383 AMAQI
23rd Sep 2025444 AMAQI
23rd Sep 2025385 AMAQI
23rd Sep 2025396 AMAQI

29°C23/37°C

23rd Sep 2025427 AMAQI
23rd Sep 2025528 AMAQI
23rd Sep 2025549 AMAQI
23rd Sep 20255410 AMAQI
23rd Sep 20255411 AMAQI
23rd Sep 20255412 PMAQI
23rd Sep 2025541 PMAQI
23rd Sep 2025492 PMAQI
23rd Sep 2025513 PMAQI
23rd Sep 2025504 PMAQI
23rd Sep 2025505 PMAQI
23rd Sep 2025506 PMAQI
23rd Sep 2025497 PMAQI
23rd Sep 2025508 PMAQI
23rd Sep 2025479 PMAQI
23rd Sep 20255010 PMAQI
23rd Sep 20255211 PMAQI
24th Sep 20255212 AMAQI
24th Sep 2025511 AMAQI
24th Sep 2025522 AMAQI
24th Sep 2025563 AMAQI
24th Sep 2025574 AMAQI
24th Sep 2025555 AMAQI
24th Sep 2025596 AMAQI

29°C24/36°C

24th Sep 2025597 AMAQI
24th Sep 2025598 AMAQI
24th Sep 2025619 AMAQI
24th Sep 20256110 AMAQI
24th Sep 20256411 AMAQI
24th Sep 20256512 PMAQI
24th Sep 2025621 PMAQI
24th Sep 2025582 PMAQI
24th Sep 2025573 PMAQI
24th Sep 2025594 PMAQI
24th Sep 2025595 PMAQI
24th Sep 2025586 PMAQI
24th Sep 2025577 PMAQI
24th Sep 2025578 PMAQI
24th Sep 2025579 PMAQI
24th Sep 20255810 PMAQI
24th Sep 20257111 PMAQI
25th Sep 20257812 AMAQI
25th Sep 2025771 AMAQI
25th Sep 2025532 AMAQI
25th Sep 2025473 AMAQI
25th Sep 2025574 AMAQI
25th Sep 2025495 AMAQI
25th Sep 2025506 AMAQI

28°C24/35°C

25th Sep 2025507 AMAQI
25th Sep 2025488 AMAQI
25th Sep 2025479 AMAQI
25th Sep 20252810 AMAQI
25th Sep 20253311 AMAQI
25th Sep 20254212 PMAQI
25th Sep 2025421 PMAQI
25th Sep 2025362 PMAQI
25th Sep 2025423 PMAQI
25th Sep 2025454 PMAQI
25th Sep 2025395 PMAQI
25th Sep 2025416 PMAQI
25th Sep 2025427 PMAQI
25th Sep 2025168 PMAQI
25th Sep 2025169 PMAQI
25th Sep 20252410 PMAQI
25th Sep 20253711 PMAQI
26th Sep 20254612 AMAQI
26th Sep 2025301 AMAQI
26th Sep 2025442 AMAQI
26th Sep 2025543 AMAQI
26th Sep 2025534 AMAQI
26th Sep 2025505 AMAQI
26th Sep 2025546 AMAQI

28°C24/35°C

26th Sep 2025587 AMAQI
26th Sep 2025658 AMAQI
26th Sep 2025689 AMAQI
26th Sep 20256810 AMAQI
26th Sep 20256911 AMAQI
26th Sep 20256712 PMAQI
26th Sep 2025641 PMAQI
26th Sep 2025642 PMAQI
26th Sep 2025773 PMAQI
26th Sep 2025874 PMAQI
26th Sep 2025875 PMAQI
26th Sep 2025876 PMAQI
26th Sep 2025627 PMAQI
26th Sep 2025508 PMAQI
26th Sep 2025449 PMAQI
26th Sep 20253910 PMAQI
26th Sep 20254911 PMAQI
27th Sep 20255412 AMAQI
27th Sep 2025591 AMAQI
27th Sep 2025562 AMAQI
27th Sep 2025533 AMAQI
27th Sep 2025554 AMAQI
27th Sep 2025555 AMAQI
27th Sep 2025586 AMAQI

28°C22/37°C

27th Sep 2025587 AMAQI
7 AM
27th Sep 2025628 AMAQI
27th Sep 2025769 AMAQI
27th Sep 20257010 AMAQI
27th Sep 20257111 AMAQI
27th Sep 20256812 PMAQI
27th Sep 2025691 PMAQI
1 PM
27th Sep 2025762 PMAQI
27th Sep 2025693 PMAQI
27th Sep 2025664 PMAQI
27th Sep 2025645 PMAQI
27th Sep 2025636 PMAQI
27th Sep 2025627 PMAQI
7 PM
27th Sep 2025648 PMAQI
27th Sep 2025599 PMAQI
27th Sep 20255510 PMAQI
27th Sep 20255511 PMAQI
1 AM
6 AM

28°C23/35°C

Day time
Avg. Highest Time
7 AM - 1 PM

46AQI

7 hours / Day
210 hours / Month
Avg. Lowest Time
7 PM

42AQI

1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 7 AM to 1 PM (Avg. 46), while the lowest AQI was between 7 PM to 7 PM (Avg. 42).
Night time
Avg. Highest Time
12 AM

45AQI

1 hours / Day
30 hours / Month
Avg. Lowest Time
1 AM - 3 AM

42AQI

3 hours / Day
90 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 12 AM (Avg. 45), while the lowest AQI was between 1 AM to 3 AM (Avg. 42).

2025 Days Vs Air Quality

University, San Nicolas De Los Garza, Nuevo Leon, Mexico

2025

31%

83

67%

179

3%

7

Total number of days with different AQI categories in last 271 days in 2025 (94 days remaining)

Good
83 Days
Moderate
179 Days
Poor
7 Days
Unhealthy
0 Days
Severe
0 Days
Hazardous
0 Days

Under WHO’s Safe Air Quality Limits: 31%

Health Risk Level:

High

In 2025, 31% of 271 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

University, San Nicolas De Los Garza, Nuevo Leon, Mexico

AQI levels in 2025

AQI
PM2.5
PM10
CO
SO2
NO2
O3
Sun.Mon.Tue.Wed.Thu.Fri.Sat.

Jan.

Feb.

Mar.

Apr.

May

Jun.

Jul.

Aug.

Sep.

Oct.

Nov.

Dec.

-1th undefined 2025
-1th undefined 2025
-1th undefined 2025
1st January 2025
85AQI
2nd January 2025
90AQI
3rd January 2025
118AQI
4th January 2025
88AQI
5th January 2025
98AQI
6th January 2025
43AQI
7th January 2025
42AQI
8th January 2025
44AQI
9th January 2025
59AQI
10th January 2025
59AQI
11th January 2025
64AQI
12th January 2025
79AQI
13th January 2025
50AQI
14th January 2025
54AQI
15th January 2025
40AQI
16th January 2025
47AQI
17th January 2025
42AQI
18th January 2025
47AQI
19th January 2025
49AQI
20th January 2025
47AQI
21st January 2025
49AQI
22nd January 2025
73AQI
23rd January 2025
70AQI
24th January 2025
67AQI
25th January 2025
89AQI
26th January 2025
98AQI
27th January 2025
65AQI
28th January 2025
61AQI
29th January 2025
99AQI
30th January 2025
97AQI
31st January 2025
75AQI
1st February 2025
89AQI
2nd February 2025
92AQI
3rd February 2025
97AQI
4th February 2025
79AQI
5th February 2025
73AQI
6th February 2025
90AQI
7th February 2025
99AQI
8th February 2025
100AQI
9th February 2025
105AQI
10th February 2025
79AQI
11th February 2025
90AQI
12th February 2025
94AQI
13th February 2025
57AQI
14th February 2025
75AQI
15th February 2025
110AQI
16th February 2025
65AQI
17th February 2025
54AQI
18th February 2025
100AQI
19th February 2025
68AQI
20th February 2025
55AQI
21st February 2025
72AQI
22nd February 2025
69AQI
23rd February 2025
77AQI
24th February 2025
85AQI
25th February 2025
85AQI
26th February 2025
80AQI
27th February 2025
73AQI
28th February 2025
62AQI
1st March 2025
88AQI
2nd March 2025
63AQI
3rd March 2025
84AQI
4th March 2025
95AQI
5th March 2025
114AQI
6th March 2025
115AQI
7th March 2025
99AQI
8th March 2025
93AQI
9th March 2025
51AQI
10th March 2025
51AQI
11th March 2025
75AQI
12th March 2025
67AQI
13th March 2025
66AQI
14th March 2025
71AQI
15th March 2025
79AQI
16th March 2025
106AQI
17th March 2025
80AQI
18th March 2025
71AQI
19th March 2025
147AQI
20th March 2025
82AQI
21st March 2025
63AQI
22nd March 2025
73AQI
23rd March 2025
77AQI
24th March 2025
75AQI
25th March 2025
65AQI
26th March 2025
68AQI
27th March 2025
52AQI
28th March 2025
53AQI
29th March 2025
55AQI
30th March 2025
65AQI
31st March 2025
68AQI
1st April 2025
75AQI
2nd April 2025
86AQI
3rd April 2025
78AQI
4th April 2025
78AQI
5th April 2025
61AQI
6th April 2025
40AQI
7th April 2025
51AQI
8th April 2025
61AQI
9th April 2025
58AQI
10th April 2025
67AQI
11th April 2025
60AQI
12th April 2025
56AQI
13th April 2025
62AQI
14th April 2025
60AQI
15th April 2025
64AQI
16th April 2025
60AQI
17th April 2025
63AQI
18th April 2025
69AQI
19th April 2025
84AQI
20th April 2025
65AQI
21st April 2025
66AQI
22nd April 2025
69AQI
23rd April 2025
78AQI
24th April 2025
69AQI
25th April 2025
76AQI
26th April 2025
73AQI
27th April 2025
70AQI
28th April 2025
62AQI
29th April 2025
65AQI
30th April 2025
66AQI
1st May 2025
76AQI
2nd May 2025
72AQI
3rd May 2025
40AQI
4th May 2025
49AQI
5th May 2025
59AQI
6th May 2025
73AQI
7th May 2025
65AQI
8th May 2025
59AQI
9th May 2025
47AQI
10th May 2025
55AQI
11th May 2025
56AQI
12th May 2025
60AQI
13th May 2025
75AQI
14th May 2025
81AQI
15th May 2025
82AQI
16th May 2025
90AQI
17th May 2025
94AQI
18th May 2025
83AQI
19th May 2025
76AQI
20th May 2025
82AQI
21st May 2025
88AQI
22nd May 2025
62AQI
23rd May 2025
66AQI
24th May 2025
68AQI
25th May 2025
60AQI
26th May 2025
70AQI
27th May 2025
78AQI
28th May 2025
69AQI
29th May 2025
59AQI
30th May 2025
64AQI
31st May 2025
61AQI
1st June 2025
59AQI
2nd June 2025
72AQI
3rd June 2025
77AQI
4th June 2025
72AQI
5th June 2025
60AQI
6th June 2025
55AQI
7th June 2025
62AQI
8th June 2025
62AQI
9th June 2025
62AQI
10th June 2025
68AQI
11th June 2025
56AQI
12th June 2025
60AQI
13th June 2025
58AQI
14th June 2025
66AQI
15th June 2025
63AQI
16th June 2025
58AQI
17th June 2025
55AQI
18th June 2025
48AQI
19th June 2025
52AQI
20th June 2025
53AQI
21st June 2025
27AQI
22nd June 2025
24AQI
23rd June 2025
35AQI
24th June 2025
34AQI
25th June 2025
39AQI
26th June 2025
46AQI
27th June 2025
43AQI
28th June 2025
38AQI
29th June 2025
42AQI
30th June 2025
28AQI
1st July 2025
35AQI
2nd July 2025
38AQI
3rd July 2025
47AQI
4th July 2025
58AQI
5th July 2025
71AQI
6th July 2025
67AQI
7th July 2025
57AQI
8th July 2025
59AQI
9th July 2025
51AQI
10th July 2025
54AQI
11th July 2025
55AQI
12th July 2025
55AQI
13th July 2025
55AQI
14th July 2025
55AQI
15th July 2025
58AQI
16th July 2025
53AQI
17th July 2025
74AQI
18th July 2025
73AQI
19th July 2025
63AQI
20th July 2025
57AQI
21st July 2025
57AQI
22nd July 2025
56AQI
23rd July 2025
59AQI
24th July 2025
51AQI
25th July 2025
50AQI
26th July 2025
47AQI
27th July 2025
59AQI
28th July 2025
51AQI
29th July 2025
54AQI
30th July 2025
54AQI
31st July 2025
43AQI
1st August 2025
38AQI
2nd August 2025
41AQI
3rd August 2025
37AQI
4th August 2025
36AQI
5th August 2025
41AQI
6th August 2025
37AQI
7th August 2025
37AQI
8th August 2025
39AQI
9th August 2025
44AQI
10th August 2025
40AQI
11th August 2025
39AQI
12th August 2025
36AQI
13th August 2025
47AQI
14th August 2025
59AQI
15th August 2025
39AQI
16th August 2025
47AQI
17th August 2025
50AQI
18th August 2025
31AQI
19th August 2025
32AQI
20th August 2025
39AQI
21st August 2025
40AQI
22nd August 2025
48AQI
23rd August 2025
41AQI
24th August 2025
40AQI
25th August 2025
45AQI
26th August 2025
42AQI
27th August 2025
47AQI
28th August 2025
39AQI
29th August 2025
40AQI
30th August 2025
40AQI
31st August 2025
47AQI
1st September 2025
40AQI
2nd September 2025
35AQI
3rd September 2025
41AQI
4th September 2025
53AQI
5th September 2025
39AQI
6th September 2025
55AQI
7th September 2025
38AQI
8th September 2025
49AQI
9th September 2025
43AQI
10th September 2025
45AQI
11th September 2025
33AQI
12th September 2025
36AQI
13th September 2025
39AQI
14th September 2025
48AQI
15th September 2025
42AQI
16th September 2025
48AQI
17th September 2025
51AQI
18th September 2025
39AQI
19th September 2025
33AQI
20th September 2025
43AQI
21st September 2025
41AQI
22nd September 2025
41AQI
23rd September 2025
48AQI
24th September 2025
58AQI
25th September 2025
45AQI
26th September 2025
58AQI
27th September 2025
28th September 2025
29th September 2025
30th September 2025
1st October 2025
2nd October 2025
3rd October 2025
4th October 2025
5th October 2025
6th October 2025
7th October 2025
8th October 2025
9th October 2025
10th October 2025
11th October 2025
12th October 2025
13th October 2025
14th October 2025
15th October 2025
16th October 2025
17th October 2025
18th October 2025
19th October 2025
20th October 2025
21st October 2025
22nd October 2025
23rd October 2025
24th October 2025
25th October 2025
26th October 2025
27th October 2025
28th October 2025
29th October 2025
30th October 2025
31st October 2025
1st November 2025
2nd November 2025
3rd November 2025
4th November 2025
5th November 2025
6th November 2025
7th November 2025
8th November 2025
9th November 2025
10th November 2025
11th November 2025
12th November 2025
13th November 2025
14th November 2025
15th November 2025
16th November 2025
17th November 2025
18th November 2025
19th November 2025
20th November 2025
21st November 2025
22nd November 2025
23rd November 2025
24th November 2025
25th November 2025
26th November 2025
27th November 2025
28th November 2025
29th November 2025
30th November 2025
1st December 2025
2nd December 2025
3rd December 2025
4th December 2025
5th December 2025
6th December 2025
7th December 2025
8th December 2025
9th December 2025
10th December 2025
11th December 2025
12th December 2025
13th December 2025
14th December 2025
15th December 2025
16th December 2025
17th December 2025
18th December 2025
19th December 2025
20th December 2025
21st December 2025
22nd December 2025
23rd December 2025
24th December 2025
25th December 2025
26th December 2025
27th December 2025
28th December 2025
29th December 2025
30th December 2025
31st December 2025

67AQI

81AQI

78AQI

66AQI

68AQI

52AQI

55AQI

41AQI

44AQI

No. of days

Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days

202562AQI

11
19
1
26
2
27
4
1
29
3
28
11
19
6
25
30
1
21
5
83
179
7

Highest AQI recorded in

February

81AQI

Lowest AQI recorded in

August

41AQI

202466AQI

13
2
1
6
21
2
9
2
1
14
9
2
18
8
12
18
28
3
15
15
7
23
11
20
11
17
2
3
25
3
96
196
28
1

Highest AQI recorded in

April

91AQI

Lowest AQI recorded in

July

44AQI

202368AQI

4
19
4
1
2
22
2
4
24
3
4
24
2
4
24
3
6
13
2
4
27
8
22
8
22
9
21
1
9
18
2
4
24
3
66
260
22
1

Highest AQI recorded in

March

78AQI

Lowest AQI recorded in

September

57AQI

202270AQI

6
17
7
2
19
1
3
24
2
1
3
26
1
28
3
6
23
1
4
21
2
1
12
18
5
25
11
17
2
6
9
54
225
26
1

Highest AQI recorded in

December

98AQI

Lowest AQI recorded in

August

49AQI

202171AQI

5
25
8
18
1
25
4
1
1
25
4
26
29
1
31
2
27
6
24
5
24
1
3
26
2
17
11
33
297
21
1

Highest AQI recorded in

December

93AQI

Lowest AQI recorded in

February

59AQI

202058AQI

9
2
5
13
1
14
4
10
19
1
14
17
28
3
4
26
13
18
2
26
2
29
2
90
164
7
1

Highest AQI recorded in

March

79AQI

Lowest AQI recorded in

August

38AQI

Most & Least Polluted Years Over the Last 6 Years

Most Polluted Year Recorded
2021(Avg.)
71AQI
Least Polluted Year Recorded
2020(Avg.)
58AQI

University's annual 2025 AQI (62) shows an average percentage change of -7.05% (improved AQI) compared to previous years: 2020 (58), 2021 (71), 2022 (70), 2023 (68), 2024 (66).