Country Background
HistoryAQIPM₂.₅PM₁₀COSO₂NO₂O₃

Brownsville, Texas, United States 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+

August Air Quality Analysis

Brownsville, Texas, United States

2025
2026
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
4th Aug 2026
67AQI
Lowest AQI recorded on
12th Aug 2025
26AQI

Same Day Analysis (13th August):
On this day, AQI across the 2 years varied significantly: 2026 ranks 1st highest AQI at 47 of Good air quality on the same day.

Day & Night AQI Trend: 13th Aug - 14th Aug 2026

Brownsville, Texas, United States

AQI
Day
Night
.

6 AM13th Aug 2026

8 PM

5 AM14th Aug 2026

Day time
Avg. Highest Time
12PM13th Aug

56AQI

Avg. Lowest Time
8AM13th Aug

40AQI

Night time
Avg. Highest Time
3AM14th Aug

58AQI

Avg. Lowest Time
1AM14th Aug

42AQI

In the last 24 hours,

Brownsville's AQI reached its highest point of 58 at 3 AM during the Night, while the lowest point, 40, was recorded at 8 AM during the Day between 13th Aug and 14th Aug 2026.

Day & Night AQI Trend : Jul - Aug 2026

Brownsville, Texas, United States

JulAug
16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 31st31st - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th - 06th06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th
Day
Night
16th Jul 2026526 AMAQI
16th Jul 2026527 AMAQI
16th Jul 2026518 AMAQI
16th Jul 2026519 AMAQI
16th Jul 20265210 AMAQI
16th Jul 20265011 AMAQI
16th Jul 20265212 PMAQI
16th Jul 2026501 PMAQI
16th Jul 2026582 PMAQI
16th Jul 2026553 PMAQI
16th Jul 2026544 PMAQI
16th Jul 2026555 PMAQI
16th Jul 2026546 PMAQI
16th Jul 2026567 PMAQI
16th Jul 2026528 PMAQI
16th Jul 2026529 PMAQI
16th Jul 20264510 PMAQI
16th Jul 20264111 PMAQI
17th Jul 20263412 AMAQI
17th Jul 2026281 AMAQI
17th Jul 2026362 AMAQI
17th Jul 2026443 AMAQI
17th Jul 2026404 AMAQI
17th Jul 2026485 AMAQI

31°C27/36°C

17th Jul 2026406 AMAQI
17th Jul 2026487 AMAQI
17th Jul 2026408 AMAQI
17th Jul 2026489 AMAQI
17th Jul 20265110 AMAQI
17th Jul 20264811 AMAQI
17th Jul 20265312 PMAQI
17th Jul 2026531 PMAQI
17th Jul 2026542 PMAQI
17th Jul 2026653 PMAQI
17th Jul 2026664 PMAQI
17th Jul 2026715 PMAQI
17th Jul 2026676 PMAQI
17th Jul 2026617 PMAQI
17th Jul 2026588 PMAQI
17th Jul 2026579 PMAQI
17th Jul 20265810 PMAQI
17th Jul 20265911 PMAQI
18th Jul 20265912 AMAQI
18th Jul 2026601 AMAQI
18th Jul 2026582 AMAQI
18th Jul 2026563 AMAQI
18th Jul 2026594 AMAQI
18th Jul 2026575 AMAQI

31°C26/38°C

18th Jul 2026626 AMAQI
18th Jul 2026637 AMAQI
18th Jul 2026648 AMAQI
18th Jul 2026659 AMAQI
18th Jul 20266610 AMAQI
18th Jul 20266411 AMAQI
18th Jul 20267912 PMAQI
18th Jul 2026841 PMAQI
18th Jul 2026822 PMAQI
18th Jul 2026763 PMAQI
18th Jul 2026784 PMAQI
18th Jul 2026735 PMAQI
18th Jul 2026746 PMAQI
18th Jul 2026677 PMAQI
18th Jul 2026718 PMAQI
18th Jul 2026709 PMAQI
18th Jul 20266710 PMAQI
18th Jul 20266011 PMAQI
19th Jul 20265912 AMAQI
19th Jul 2026621 AMAQI
19th Jul 2026582 AMAQI
19th Jul 2026623 AMAQI
19th Jul 2026644 AMAQI
19th Jul 2026685 AMAQI

31°C26/38°C

19th Jul 2026656 AMAQI
19th Jul 2026707 AMAQI
19th Jul 2026708 AMAQI
19th Jul 2026709 AMAQI
19th Jul 20267010 AMAQI
19th Jul 20267811 AMAQI
19th Jul 20268312 PMAQI
19th Jul 2026811 PMAQI
19th Jul 2026832 PMAQI
19th Jul 2026813 PMAQI
19th Jul 2026864 PMAQI
19th Jul 2026895 PMAQI
19th Jul 2026856 PMAQI
19th Jul 2026787 PMAQI
19th Jul 2026808 PMAQI
19th Jul 2026769 PMAQI
19th Jul 20267210 PMAQI
19th Jul 20265911 PMAQI
20th Jul 20266212 AMAQI
20th Jul 2026641 AMAQI
20th Jul 2026682 AMAQI
20th Jul 2026653 AMAQI
20th Jul 2026684 AMAQI
20th Jul 2026665 AMAQI

31°C26/39°C

20th Jul 2026646 AMAQI
20th Jul 2026647 AMAQI
20th Jul 2026608 AMAQI
20th Jul 2026609 AMAQI
20th Jul 20265810 AMAQI
20th Jul 20266611 AMAQI
20th Jul 20266512 PMAQI
20th Jul 2026651 PMAQI
20th Jul 2026682 PMAQI
20th Jul 2026683 PMAQI
20th Jul 2026644 PMAQI
20th Jul 2026665 PMAQI
20th Jul 2026656 PMAQI
20th Jul 2026647 PMAQI
20th Jul 2026608 PMAQI
20th Jul 2026639 PMAQI
20th Jul 20265411 PMAQI
21st Jul 20264812 AMAQI
21st Jul 2026501 AMAQI
21st Jul 2026552 AMAQI
21st Jul 2026573 AMAQI
21st Jul 2026564 AMAQI
21st Jul 2026535 AMAQI

31°C26/39°C

21st Jul 2026536 AMAQI
21st Jul 2026537 AMAQI
21st Jul 2026578 AMAQI
21st Jul 2026609 AMAQI
21st Jul 20265910 AMAQI
21st Jul 20267811 AMAQI
21st Jul 20267612 PMAQI
21st Jul 2026781 PMAQI
21st Jul 2026752 PMAQI
21st Jul 2026743 PMAQI
21st Jul 2026704 PMAQI
21st Jul 2026695 PMAQI
21st Jul 2026696 PMAQI
21st Jul 2026687 PMAQI
21st Jul 2026578 PMAQI
21st Jul 2026589 PMAQI
21st Jul 20265910 PMAQI
21st Jul 20265411 PMAQI
22nd Jul 20265912 AMAQI
22nd Jul 2026631 AMAQI
22nd Jul 2026622 AMAQI
22nd Jul 2026583 AMAQI
22nd Jul 2026594 AMAQI
22nd Jul 2026625 AMAQI

31°C25/40°C

22nd Jul 2026626 AMAQI
22nd Jul 2026577 AMAQI
22nd Jul 2026588 AMAQI
22nd Jul 2026589 AMAQI
22nd Jul 20265910 AMAQI
22nd Jul 20266811 AMAQI
22nd Jul 20267412 PMAQI
22nd Jul 2026761 PMAQI
22nd Jul 2026902 PMAQI
22nd Jul 2026743 PMAQI
22nd Jul 2026744 PMAQI
22nd Jul 2026795 PMAQI
22nd Jul 2026786 PMAQI
22nd Jul 2026767 PMAQI
22nd Jul 2026708 PMAQI
22nd Jul 2026709 PMAQI
22nd Jul 20266710 PMAQI
22nd Jul 20266011 PMAQI
23rd Jul 20265512 AMAQI
23rd Jul 2026571 AMAQI
23rd Jul 2026622 AMAQI
23rd Jul 2026583 AMAQI
23rd Jul 2026534 AMAQI
23rd Jul 2026545 AMAQI

32°C25/42°C

23rd Jul 2026526 AMAQI
23rd Jul 2026557 AMAQI
23rd Jul 2026568 AMAQI
23rd Jul 2026559 AMAQI
23rd Jul 20265610 AMAQI
23rd Jul 20266211 AMAQI
23rd Jul 20265312 PMAQI
23rd Jul 2026631 PMAQI
23rd Jul 2026702 PMAQI
23rd Jul 2026693 PMAQI
23rd Jul 2026704 PMAQI
23rd Jul 2026665 PMAQI
23rd Jul 2026766 PMAQI
23rd Jul 2026717 PMAQI
23rd Jul 2026698 PMAQI
23rd Jul 2026639 PMAQI
23rd Jul 20266510 PMAQI
23rd Jul 20266611 PMAQI
24th Jul 20266412 AMAQI
24th Jul 2026541 AMAQI
24th Jul 2026542 AMAQI
24th Jul 2026573 AMAQI
24th Jul 2026564 AMAQI
24th Jul 2026605 AMAQI

30°C27/36°C

24th Jul 2026666 AMAQI
24th Jul 2026667 AMAQI
24th Jul 2026628 AMAQI
24th Jul 2026629 AMAQI
24th Jul 20266810 AMAQI
24th Jul 20266711 AMAQI
24th Jul 20267212 PMAQI
24th Jul 2026751 PMAQI
24th Jul 2026702 PMAQI
24th Jul 2026733 PMAQI
24th Jul 2026744 PMAQI
24th Jul 2026715 PMAQI
24th Jul 2026706 PMAQI
24th Jul 2026717 PMAQI
24th Jul 2026648 PMAQI
24th Jul 2026699 PMAQI
24th Jul 20266710 PMAQI
24th Jul 20266811 PMAQI
25th Jul 20266112 AMAQI
25th Jul 2026631 AMAQI
25th Jul 2026602 AMAQI
25th Jul 2026643 AMAQI
25th Jul 2026644 AMAQI
25th Jul 2026595 AMAQI

31°C26/38°C

25th Jul 2026586 AMAQI
25th Jul 2026517 AMAQI
25th Jul 2026538 AMAQI
25th Jul 2026579 AMAQI
25th Jul 20265210 AMAQI
25th Jul 20266411 AMAQI
25th Jul 20266212 PMAQI
25th Jul 2026671 PMAQI
25th Jul 2026652 PMAQI
25th Jul 2026643 PMAQI
25th Jul 2026554 PMAQI
25th Jul 2026555 PMAQI
25th Jul 2026546 PMAQI
25th Jul 2026537 PMAQI
25th Jul 2026528 PMAQI
25th Jul 2026519 PMAQI
25th Jul 20265410 PMAQI
25th Jul 20265411 PMAQI
26th Jul 20265412 AMAQI
26th Jul 2026561 AMAQI
26th Jul 2026552 AMAQI
26th Jul 2026503 AMAQI
26th Jul 2026504 AMAQI
26th Jul 2026485 AMAQI

31°C25/38°C

26th Jul 2026546 AMAQI
26th Jul 2026557 AMAQI
26th Jul 2026518 AMAQI
26th Jul 2026559 AMAQI
26th Jul 20264210 AMAQI
26th Jul 20264211 AMAQI
26th Jul 20264612 PMAQI
26th Jul 2026461 PMAQI
26th Jul 2026402 PMAQI
26th Jul 2026483 PMAQI
26th Jul 2026424 PMAQI
26th Jul 2026485 PMAQI
26th Jul 2026446 PMAQI
26th Jul 2026447 PMAQI
26th Jul 2026428 PMAQI
26th Jul 2026469 PMAQI
26th Jul 20264210 PMAQI
26th Jul 20264211 PMAQI
27th Jul 20265112 AMAQI
27th Jul 2026421 AMAQI
27th Jul 2026462 AMAQI
27th Jul 2026443 AMAQI
27th Jul 2026424 AMAQI
27th Jul 2026465 AMAQI

31°C26/39°C

27th Jul 2026466 AMAQI
27th Jul 2026507 AMAQI
27th Jul 2026448 AMAQI
27th Jul 2026429 AMAQI
27th Jul 20264010 AMAQI
27th Jul 20265311 AMAQI
27th Jul 20265512 PMAQI
27th Jul 2026521 PMAQI
27th Jul 2026552 PMAQI
27th Jul 2026593 PMAQI
27th Jul 2026604 PMAQI
27th Jul 2026605 PMAQI
27th Jul 2026556 PMAQI
27th Jul 2026567 PMAQI
27th Jul 2026538 PMAQI
27th Jul 2026539 PMAQI
27th Jul 20265410 PMAQI
27th Jul 20265311 PMAQI
28th Jul 20265212 AMAQI
28th Jul 2026401 AMAQI
28th Jul 2026422 AMAQI
28th Jul 2026423 AMAQI
28th Jul 2026424 AMAQI
28th Jul 2026535 AMAQI

31°C26/39°C

28th Jul 2026586 AMAQI
28th Jul 2026567 AMAQI
28th Jul 2026608 AMAQI
28th Jul 2026629 AMAQI
28th Jul 20266710 AMAQI
28th Jul 20266711 AMAQI
28th Jul 20266712 PMAQI
28th Jul 2026711 PMAQI
28th Jul 2026742 PMAQI
28th Jul 2026733 PMAQI
28th Jul 2026824 PMAQI
28th Jul 2026735 PMAQI
28th Jul 2026726 PMAQI
28th Jul 2026707 PMAQI
28th Jul 2026648 PMAQI
28th Jul 2026589 PMAQI
28th Jul 20266010 PMAQI
28th Jul 20265611 PMAQI
29th Jul 20264412 AMAQI
29th Jul 2026561 AMAQI
29th Jul 2026532 AMAQI
29th Jul 2026513 AMAQI
29th Jul 2026484 AMAQI
29th Jul 2026405 AMAQI

32°C28/38°C

29th Jul 2026506 AMAQI
29th Jul 2026487 AMAQI
29th Jul 2026468 AMAQI
29th Jul 2026489 AMAQI
29th Jul 20264610 AMAQI
29th Jul 20265211 AMAQI
29th Jul 20265312 PMAQI
29th Jul 2026541 PMAQI
29th Jul 2026622 PMAQI
29th Jul 2026573 PMAQI
29th Jul 2026574 PMAQI
29th Jul 2026555 PMAQI
29th Jul 2026596 PMAQI
29th Jul 2026557 PMAQI
29th Jul 2026528 PMAQI
29th Jul 2026519 PMAQI
29th Jul 20265410 PMAQI
29th Jul 20265411 PMAQI
30th Jul 20265112 AMAQI
30th Jul 2026531 AMAQI
30th Jul 2026512 AMAQI
30th Jul 2026483 AMAQI
30th Jul 2026484 AMAQI
30th Jul 2026485 AMAQI

32°C28/39°C

30th Jul 2026506 AMAQI
30th Jul 2026387 AMAQI
30th Jul 2026548 AMAQI
30th Jul 2026589 AMAQI
30th Jul 20266610 AMAQI
30th Jul 20266711 AMAQI
30th Jul 20266712 PMAQI
30th Jul 2026651 PMAQI
30th Jul 2026672 PMAQI
30th Jul 2026623 PMAQI
30th Jul 2026564 PMAQI
30th Jul 2026535 PMAQI
30th Jul 2026486 PMAQI
30th Jul 2026467 PMAQI
30th Jul 2026478 PMAQI
30th Jul 2026469 PMAQI
30th Jul 20264610 PMAQI
30th Jul 20264911 PMAQI
31st Jul 20265112 AMAQI
31st Jul 2026481 AMAQI
31st Jul 2026512 AMAQI
31st Jul 2026483 AMAQI
31st Jul 2026504 AMAQI
31st Jul 2026495 AMAQI

32°C27/39°C

31st Jul 2026516 AMAQI
31st Jul 2026487 AMAQI
31st Jul 2026508 AMAQI
31st Jul 2026489 AMAQI
31st Jul 20264210 AMAQI
31st Jul 20264211 AMAQI
31st Jul 20265312 PMAQI
31st Jul 2026461 PMAQI
31st Jul 2026502 PMAQI
31st Jul 2026423 PMAQI
31st Jul 2026504 PMAQI
31st Jul 2026505 PMAQI
31st Jul 2026566 PMAQI
31st Jul 2026577 PMAQI
31st Jul 2026528 PMAQI
31st Jul 2026519 PMAQI
31st Jul 20265010 PMAQI
31st Jul 20265011 PMAQI
1st Aug 20265112 AMAQI
1st Aug 2026461 AMAQI
1st Aug 2026402 AMAQI
1st Aug 2026443 AMAQI
1st Aug 2026464 AMAQI
1st Aug 2026485 AMAQI

31°C27/38°C

1st Aug 2026466 AMAQI
1st Aug 2026447 AMAQI
1st Aug 2026408 AMAQI
1st Aug 2026449 AMAQI
1st Aug 20264010 AMAQI
1st Aug 20265011 AMAQI
1st Aug 20265412 PMAQI
1st Aug 2026571 PMAQI
1st Aug 2026532 PMAQI
1st Aug 2026543 PMAQI
1st Aug 2026514 PMAQI
1st Aug 2026515 PMAQI
1st Aug 2026486 PMAQI
1st Aug 2026517 PMAQI
1st Aug 2026448 PMAQI
1st Aug 2026469 PMAQI
1st Aug 20264410 PMAQI
1st Aug 20264011 PMAQI
2nd Aug 20264612 AMAQI
2nd Aug 2026441 AMAQI
2nd Aug 2026402 AMAQI
2nd Aug 2026443 AMAQI
2nd Aug 2026504 AMAQI
2nd Aug 2026425 AMAQI

32°C27/40°C

2nd Aug 2026446 AMAQI
2nd Aug 2026447 AMAQI
2nd Aug 2026448 AMAQI
2nd Aug 2026449 AMAQI
2nd Aug 20264010 AMAQI
2nd Aug 20265311 AMAQI
2nd Aug 20265612 PMAQI
2nd Aug 2026571 PMAQI
2nd Aug 2026592 PMAQI
2nd Aug 2026623 PMAQI
2nd Aug 2026594 PMAQI
2nd Aug 2026605 PMAQI
2nd Aug 2026546 PMAQI
2nd Aug 2026537 PMAQI
2nd Aug 2026518 PMAQI
2nd Aug 2026539 PMAQI
2nd Aug 20265010 PMAQI
2nd Aug 20264411 PMAQI
3rd Aug 20265112 AMAQI
3rd Aug 2026531 AMAQI
3rd Aug 2026572 AMAQI
3rd Aug 2026463 AMAQI
3rd Aug 2026504 AMAQI
3rd Aug 2026575 AMAQI

32°C27/40°C

3rd Aug 2026546 AMAQI
3rd Aug 2026537 AMAQI
3rd Aug 2026518 AMAQI
3rd Aug 2026569 AMAQI
3rd Aug 20265210 AMAQI
3rd Aug 20265011 AMAQI
3rd Aug 20265312 PMAQI
3rd Aug 2026601 PMAQI
3rd Aug 2026632 PMAQI
3rd Aug 2026763 PMAQI
3rd Aug 2026714 PMAQI
3rd Aug 2026705 PMAQI
3rd Aug 2026746 PMAQI
3rd Aug 2026697 PMAQI
3rd Aug 2026648 PMAQI
3rd Aug 2026649 PMAQI
3rd Aug 20266710 PMAQI
3rd Aug 20266711 PMAQI
4th Aug 20266512 AMAQI
4th Aug 2026671 AMAQI
4th Aug 2026682 AMAQI
4th Aug 2026693 AMAQI
4th Aug 2026684 AMAQI
4th Aug 2026665 AMAQI

31°C25/40°C

4th Aug 2026646 AMAQI
4th Aug 2026677 AMAQI
4th Aug 2026648 AMAQI
4th Aug 2026659 AMAQI
4th Aug 20266310 AMAQI
4th Aug 20267511 AMAQI
4th Aug 20267812 PMAQI
4th Aug 2026841 PMAQI
4th Aug 2026812 PMAQI
4th Aug 2026723 PMAQI
4th Aug 2026704 PMAQI
4th Aug 2026705 PMAQI
4th Aug 2026676 PMAQI
4th Aug 2026667 PMAQI
4th Aug 2026588 PMAQI
4th Aug 2026559 PMAQI
4th Aug 20265510 PMAQI
4th Aug 20265411 PMAQI
5th Aug 20266012 AMAQI
5th Aug 2026601 AMAQI
5th Aug 2026602 AMAQI
5th Aug 2026623 AMAQI
5th Aug 2026574 AMAQI
5th Aug 2026555 AMAQI

32°C28/38°C

5th Aug 2026466 AMAQI
5th Aug 2026427 AMAQI
5th Aug 2026488 AMAQI
5th Aug 2026429 AMAQI
5th Aug 20264210 AMAQI
5th Aug 20264411 AMAQI
5th Aug 20264212 PMAQI
5th Aug 2026601 PMAQI
5th Aug 2026442 PMAQI
5th Aug 2026423 PMAQI
5th Aug 2026404 PMAQI
5th Aug 2026505 PMAQI
5th Aug 2026406 PMAQI
5th Aug 2026537 PMAQI
5th Aug 2026498 PMAQI
5th Aug 2026549 PMAQI
5th Aug 20265510 PMAQI
5th Aug 20265411 PMAQI
6th Aug 20265312 AMAQI
6th Aug 2026441 AMAQI
6th Aug 2026422 AMAQI
6th Aug 2026463 AMAQI
6th Aug 2026444 AMAQI
6th Aug 2026465 AMAQI

31°C27/38°C

6th Aug 2026506 AMAQI
6th Aug 2026447 AMAQI
6th Aug 2026538 AMAQI
6th Aug 2026549 AMAQI
6th Aug 20264210 AMAQI
6th Aug 20264011 AMAQI
6th Aug 20264912 PMAQI
6th Aug 2026561 PMAQI
6th Aug 2026532 PMAQI
6th Aug 2026503 PMAQI
6th Aug 2026544 PMAQI
6th Aug 2026545 PMAQI
6th Aug 2026486 PMAQI
6th Aug 2026497 PMAQI
6th Aug 2026468 PMAQI
6th Aug 2026489 PMAQI
6th Aug 20264010 PMAQI
6th Aug 20264411 PMAQI
7th Aug 20265012 AMAQI
7th Aug 2026491 AMAQI
7th Aug 2026442 AMAQI
7th Aug 2026423 AMAQI
7th Aug 2026514 AMAQI
7th Aug 2026465 AMAQI

32°C28/38°C

7th Aug 2026556 AMAQI
7th Aug 2026607 AMAQI
7th Aug 2026538 AMAQI
7th Aug 2026409 AMAQI
7th Aug 20264010 AMAQI
7th Aug 20264611 AMAQI
7th Aug 20264412 PMAQI
7th Aug 2026481 PMAQI
7th Aug 2026422 PMAQI
7th Aug 2026443 PMAQI
7th Aug 2026424 PMAQI
7th Aug 2026485 PMAQI
7th Aug 2026466 PMAQI
7th Aug 2026507 PMAQI
7th Aug 2026508 PMAQI
7th Aug 2026489 PMAQI
7th Aug 20265010 PMAQI
7th Aug 20265011 PMAQI
8th Aug 20265012 AMAQI
8th Aug 2026511 AMAQI
8th Aug 2026552 AMAQI
8th Aug 2026523 AMAQI
8th Aug 2026384 AMAQI
8th Aug 2026405 AMAQI

31°C27/39°C

8th Aug 2026466 AMAQI
8th Aug 2026447 AMAQI
8th Aug 2026488 AMAQI
8th Aug 2026449 AMAQI
8th Aug 20264010 AMAQI
8th Aug 20264411 AMAQI
8th Aug 20264812 PMAQI
8th Aug 2026441 PMAQI
8th Aug 2026422 PMAQI
8th Aug 2026423 PMAQI
8th Aug 2026404 PMAQI
8th Aug 2026425 PMAQI
8th Aug 2026426 PMAQI
8th Aug 2026447 PMAQI
8th Aug 2026448 PMAQI
8th Aug 2026669 PMAQI
8th Aug 20265210 PMAQI
8th Aug 20266011 PMAQI
9th Aug 20265112 AMAQI
9th Aug 2026731 AMAQI
9th Aug 2026602 AMAQI
9th Aug 2026623 AMAQI
9th Aug 2026604 AMAQI
9th Aug 2026725 AMAQI

31°C26/36°C

9th Aug 2026726 AMAQI
9th Aug 2026547 AMAQI
9th Aug 2026548 AMAQI
9th Aug 2026649 AMAQI
9th Aug 20265410 AMAQI
9th Aug 20267111 AMAQI
9th Aug 20264412 PMAQI
9th Aug 2026521 PMAQI
9th Aug 2026582 PMAQI
9th Aug 2026673 PMAQI
9th Aug 2026564 PMAQI
9th Aug 2026565 PMAQI
9th Aug 2026546 PMAQI
9th Aug 2026307 PMAQI
9th Aug 2026508 PMAQI
9th Aug 2026749 PMAQI
9th Aug 20266510 PMAQI
9th Aug 20265211 PMAQI
10th Aug 20264012 AMAQI
10th Aug 2026661 AMAQI
10th Aug 2026472 AMAQI
10th Aug 2026523 AMAQI
10th Aug 2026504 AMAQI
10th Aug 2026595 AMAQI

30°C27/34°C

10th Aug 2026596 AMAQI
10th Aug 2026447 AMAQI
10th Aug 2026628 AMAQI
10th Aug 2026449 AMAQI
10th Aug 20266210 AMAQI
10th Aug 20265511 AMAQI
10th Aug 20265512 PMAQI
10th Aug 2026561 PMAQI
10th Aug 2026592 PMAQI
10th Aug 2026573 PMAQI
10th Aug 2026514 PMAQI
10th Aug 2026525 PMAQI
10th Aug 2026526 PMAQI
10th Aug 2026557 PMAQI
10th Aug 2026538 PMAQI
10th Aug 2026579 PMAQI
10th Aug 20265410 PMAQI
10th Aug 20265511 PMAQI
11th Aug 20264912 AMAQI
11th Aug 2026541 AMAQI
11th Aug 2026502 AMAQI
11th Aug 2026533 AMAQI
11th Aug 2026514 AMAQI
11th Aug 2026565 AMAQI

31°C27/37°C

11th Aug 2026546 AMAQI
11th Aug 2026487 AMAQI
11th Aug 2026448 AMAQI
11th Aug 2026469 AMAQI
11th Aug 20264810 AMAQI
11th Aug 20264211 AMAQI
11th Aug 20264212 PMAQI
11th Aug 2026441 PMAQI
11th Aug 2026462 PMAQI
11th Aug 2026423 PMAQI
11th Aug 2026484 PMAQI
11th Aug 2026405 PMAQI
11th Aug 2026426 PMAQI
11th Aug 2026407 PMAQI
11th Aug 2026518 PMAQI
11th Aug 2026489 PMAQI
11th Aug 20264410 PMAQI
11th Aug 20264911 PMAQI
12th Aug 20264012 AMAQI
12th Aug 2026361 AMAQI
12th Aug 2026532 AMAQI
12th Aug 2026273 AMAQI
12th Aug 2026404 AMAQI
12th Aug 2026385 AMAQI

31°C27/36°C

12th Aug 2026536 AMAQI
12th Aug 2026367 AMAQI
12th Aug 2026448 AMAQI
12th Aug 2026469 AMAQI
12th Aug 20263810 AMAQI
12th Aug 20264911 AMAQI
12th Aug 20265412 PMAQI
12th Aug 2026331 PMAQI
12th Aug 2026442 PMAQI
12th Aug 2026503 PMAQI
12th Aug 2026524 PMAQI
12th Aug 2026665 PMAQI
12th Aug 2026686 PMAQI
12th Aug 2026707 PMAQI
12th Aug 2026668 PMAQI
12th Aug 2026629 PMAQI
12th Aug 20266310 PMAQI
12th Aug 20265811 PMAQI
13th Aug 20265212 AMAQI
13th Aug 2026441 AMAQI
13th Aug 2026422 AMAQI
13th Aug 2026443 AMAQI
13th Aug 2026464 AMAQI
13th Aug 2026425 AMAQI

32°C27/39°C

13th Aug 2026446 AMAQI
13th Aug 2026407 AMAQI
13th Aug 2026408 AMAQI
13th Aug 2026449 AMAQI
13th Aug 20264810 AMAQI
13th Aug 20264611 AMAQI
13th Aug 20265612 PMAQI
13th Aug 2026531 PMAQI
13th Aug 2026512 PMAQI
13th Aug 2026463 PMAQI
13th Aug 2026444 PMAQI
13th Aug 2026525 PMAQI
13th Aug 2026506 PMAQI
13th Aug 2026467 PMAQI
13th Aug 2026468 PMAQI
13th Aug 2026489 PMAQI
13th Aug 20265010 PMAQI
13th Aug 20264411 PMAQI
14th Aug 20264412 AMAQI
14th Aug 2026421 AMAQI
14th Aug 2026532 AMAQI
14th Aug 2026583 AMAQI
14th Aug 2026534 AMAQI
14th Aug 2026515 AMAQI

32°C28/38°C

14th Aug 2026566 AMAQI
6 AM
14th Aug 2026447 AMAQI
14th Aug 2026428 AMAQI
14th Aug 2026469 AMAQI
14th Aug 20264810 AMAQI
14th Aug 20265511 AMAQI
14th Aug 20265612 PMAQI
14th Aug 2026601 PMAQI
1 PM
14th Aug 2026592 PMAQI
14th Aug 2026663 PMAQI
14th Aug 2026684 PMAQI
14th Aug 2026595 PMAQI
14th Aug 2026626 PMAQI
14th Aug 2026587 PMAQI
8 PM
1 AM
5 AM

31°C27/36°C

Day time
Avg. Highest Time
1 PM - 7 PM

60AQI

7 hours / Day
210 hours / Month
Avg. Lowest Time
7 AM - 10 AM

52AQI

4 hours / Day
120 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 1 PM to 7 PM (Avg. 60), while the lowest AQI was between 7 AM to 10 AM (Avg. 52).
Night time
Avg. Highest Time
9 PM

57AQI

1 hours / Day
30 hours / Month
Avg. Lowest Time
12 AM - 5 AM

53AQI

6 hours / Day
180 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 9 PM to 9 PM (Avg. 57), while the lowest AQI was between 12 AM to 5 AM (Avg. 53).

2026 Days Vs Air Quality

Brownsville, Texas, United States

2026

82%

181

18%

40

0.4%

1

Total number of days with different AQI categories in last 226 days in 2026 (139 days remaining)

Good
181 Days
Moderate
40 Days
Poor
1 Days
Unhealthy
0 Days
Severe
0 Days
Hazardous
0 Days

Under WHO’s Safe Air Quality Limits: 82%

Health Risk Level:

Low

In 2026, 82% of 226 days were within WHO’s safe air quality limits. The risk of health issues is Low, but the long-term effects, especially on vulnerable individuals, remain uncertain.

Annual Air Quality Insights

Brownsville, Texas, United States

AQI levels in 2026

AQI (US)
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 2026
-1th undefined 2026
-1th undefined 2026
-1th undefined 2026
1st January 2026
54AQI (US)
2nd January 2026
41AQI (US)
3rd January 2026
72AQI (US)
4th January 2026
53AQI (US)
5th January 2026
56AQI (US)
6th January 2026
89AQI (US)
7th January 2026
74AQI (US)
8th January 2026
69AQI (US)
9th January 2026
107AQI (US)
10th January 2026
69AQI (US)
11th January 2026
17AQI (US)
12th January 2026
19AQI (US)
13th January 2026
25AQI (US)
14th January 2026
25AQI (US)
15th January 2026
29AQI (US)
16th January 2026
40AQI (US)
17th January 2026
42AQI (US)
18th January 2026
35AQI (US)
19th January 2026
54AQI (US)
20th January 2026
36AQI (US)
21st January 2026
41AQI (US)
22nd January 2026
34AQI (US)
23rd January 2026
30AQI (US)
24th January 2026
25AQI (US)
25th January 2026
50AQI (US)
26th January 2026
26AQI (US)
27th January 2026
22AQI (US)
28th January 2026
28AQI (US)
29th January 2026
32AQI (US)
30th January 2026
42AQI (US)
31st January 2026
31AQI (US)
1st February 2026
28AQI (US)
2nd February 2026
33AQI (US)
3rd February 2026
34AQI (US)
4th February 2026
29AQI (US)
5th February 2026
28AQI (US)
6th February 2026
40AQI (US)
7th February 2026
33AQI (US)
8th February 2026
27AQI (US)
9th February 2026
33AQI (US)
10th February 2026
34AQI (US)
11th February 2026
29AQI (US)
12th February 2026
34AQI (US)
13th February 2026
41AQI (US)
14th February 2026
53AQI (US)
15th February 2026
37AQI (US)
16th February 2026
42AQI (US)
17th February 2026
50AQI (US)
18th February 2026
43AQI (US)
19th February 2026
62AQI (US)
20th February 2026
53AQI (US)
21st February 2026
46AQI (US)
22nd February 2026
54AQI (US)
23rd February 2026
39AQI (US)
24th February 2026
36AQI (US)
25th February 2026
38AQI (US)
26th February 2026
40AQI (US)
27th February 2026
37AQI (US)
28th February 2026
35AQI (US)
1st March 2026
41AQI (US)
2nd March 2026
44AQI (US)
3rd March 2026
42AQI (US)
4th March 2026
38AQI (US)
5th March 2026
38AQI (US)
6th March 2026
39AQI (US)
7th March 2026
40AQI (US)
8th March 2026
32AQI (US)
9th March 2026
29AQI (US)
10th March 2026
44AQI (US)
11th March 2026
30AQI (US)
12th March 2026
29AQI (US)
13th March 2026
28AQI (US)
14th March 2026
31AQI (US)
15th March 2026
36AQI (US)
16th March 2026
66AQI (US)
17th March 2026
27AQI (US)
18th March 2026
29AQI (US)
19th March 2026
33AQI (US)
20th March 2026
29AQI (US)
21st March 2026
27AQI (US)
22nd March 2026
26AQI (US)
23rd March 2026
37AQI (US)
24th March 2026
29AQI (US)
25th March 2026
36AQI (US)
26th March 2026
32AQI (US)
27th March 2026
27AQI (US)
28th March 2026
23AQI (US)
29th March 2026
34AQI (US)
30th March 2026
46AQI (US)
31st March 2026
33AQI (US)
1st April 2026
34AQI (US)
2nd April 2026
42AQI (US)
3rd April 2026
35AQI (US)
4th April 2026
28AQI (US)
5th April 2026
31AQI (US)
6th April 2026
25AQI (US)
7th April 2026
24AQI (US)
8th April 2026
29AQI (US)
9th April 2026
24AQI (US)
10th April 2026
28AQI (US)
11th April 2026
32AQI (US)
12th April 2026
27AQI (US)
13th April 2026
29AQI (US)
14th April 2026
28AQI (US)
15th April 2026
36AQI (US)
16th April 2026
34AQI (US)
17th April 2026
18th April 2026
35AQI (US)
19th April 2026
31AQI (US)
20th April 2026
21AQI (US)
21st April 2026
24AQI (US)
22nd April 2026
23rd April 2026
28AQI (US)
24th April 2026
37AQI (US)
25th April 2026
53AQI (US)
26th April 2026
38AQI (US)
27th April 2026
42AQI (US)
28th April 2026
48AQI (US)
29th April 2026
36AQI (US)
30th April 2026
35AQI (US)
1st May 2026
21AQI (US)
2nd May 2026
25AQI (US)
3rd May 2026
21AQI (US)
4th May 2026
27AQI (US)
5th May 2026
35AQI (US)
6th May 2026
47AQI (US)
7th May 2026
37AQI (US)
8th May 2026
35AQI (US)
9th May 2026
10th May 2026
31AQI (US)
11th May 2026
26AQI (US)
12th May 2026
27AQI (US)
13th May 2026
32AQI (US)
14th May 2026
23AQI (US)
15th May 2026
42AQI (US)
16th May 2026
50AQI (US)
17th May 2026
57AQI (US)
18th May 2026
57AQI (US)
19th May 2026
59AQI (US)
20th May 2026
51AQI (US)
21st May 2026
44AQI (US)
22nd May 2026
54AQI (US)
23rd May 2026
47AQI (US)
24th May 2026
45AQI (US)
25th May 2026
45AQI (US)
26th May 2026
21AQI (US)
27th May 2026
20AQI (US)
28th May 2026
26AQI (US)
29th May 2026
18AQI (US)
30th May 2026
16AQI (US)
31st May 2026
16AQI (US)
1st June 2026
24AQI (US)
2nd June 2026
33AQI (US)
3rd June 2026
17AQI (US)
4th June 2026
15AQI (US)
5th June 2026
15AQI (US)
6th June 2026
26AQI (US)
7th June 2026
29AQI (US)
8th June 2026
27AQI (US)
9th June 2026
29AQI (US)
10th June 2026
20AQI (US)
11th June 2026
19AQI (US)
12th June 2026
22AQI (US)
13th June 2026
25AQI (US)
14th June 2026
23AQI (US)
15th June 2026
20AQI (US)
16th June 2026
16AQI (US)
17th June 2026
15AQI (US)
18th June 2026
36AQI (US)
19th June 2026
29AQI (US)
20th June 2026
26AQI (US)
21st June 2026
24AQI (US)
22nd June 2026
29AQI (US)
23rd June 2026
42AQI (US)
24th June 2026
50AQI (US)
25th June 2026
38AQI (US)
26th June 2026
45AQI (US)
27th June 2026
41AQI (US)
28th June 2026
38AQI (US)
29th June 2026
55AQI (US)
30th June 2026
43AQI (US)
1st July 2026
30AQI (US)
2nd July 2026
28AQI (US)
3rd July 2026
21AQI (US)
4th July 2026
21AQI (US)
5th July 2026
20AQI (US)
6th July 2026
27AQI (US)
7th July 2026
33AQI (US)
8th July 2026
29AQI (US)
9th July 2026
32AQI (US)
10th July 2026
28AQI (US)
11th July 2026
38AQI (US)
12th July 2026
31AQI (US)
13th July 2026
41AQI (US)
14th July 2026
67AQI (US)
15th July 2026
58AQI (US)
16th July 2026
53AQI (US)
17th July 2026
51AQI (US)
18th July 2026
67AQI (US)
19th July 2026
73AQI (US)
20th July 2026
64AQI (US)
21st July 2026
62AQI (US)
22nd July 2026
67AQI (US)
23rd July 2026
62AQI (US)
24th July 2026
66AQI (US)
25th July 2026
58AQI (US)
26th July 2026
48AQI (US)
27th July 2026
50AQI (US)
28th July 2026
61AQI (US)
29th July 2026
52AQI (US)
30th July 2026
54AQI (US)
31st July 2026
49AQI (US)
1st August 2026
47AQI (US)
2nd August 2026
50AQI (US)
3rd August 2026
60AQI (US)
4th August 2026
67AQI (US)
5th August 2026
50AQI (US)
6th August 2026
48AQI (US)
7th August 2026
47AQI (US)
8th August 2026
47AQI (US)
9th August 2026
59AQI (US)
10th August 2026
54AQI (US)
11th August 2026
47AQI (US)
12th August 2026
49AQI (US)
13th August 2026
47AQI (US)
14th August 2026
15th August 2026
16th August 2026
17th August 2026
18th August 2026
19th August 2026
20th August 2026
21st August 2026
22nd August 2026
23rd August 2026
24th August 2026
25th August 2026
26th August 2026
27th August 2026
28th August 2026
29th August 2026
30th August 2026
31st August 2026
1st September 2026
2nd September 2026
3rd September 2026
4th September 2026
5th September 2026
6th September 2026
7th September 2026
8th September 2026
9th September 2026
10th September 2026
11th September 2026
12th September 2026
13th September 2026
14th September 2026
15th September 2026
16th September 2026
17th September 2026
18th September 2026
19th September 2026
20th September 2026
21st September 2026
22nd September 2026
23rd September 2026
24th September 2026
25th September 2026
26th September 2026
27th September 2026
28th September 2026
29th September 2026
30th September 2026
1st October 2026
2nd October 2026
3rd October 2026
4th October 2026
5th October 2026
6th October 2026
7th October 2026
8th October 2026
9th October 2026
10th October 2026
11th October 2026
12th October 2026
13th October 2026
14th October 2026
15th October 2026
16th October 2026
17th October 2026
18th October 2026
19th October 2026
20th October 2026
21st October 2026
22nd October 2026
23rd October 2026
24th October 2026
25th October 2026
26th October 2026
27th October 2026
28th October 2026
29th October 2026
30th October 2026
31st October 2026
1st November 2026
2nd November 2026
3rd November 2026
4th November 2026
5th November 2026
6th November 2026
7th November 2026
8th November 2026
9th November 2026
10th November 2026
11th November 2026
12th November 2026
13th November 2026
14th November 2026
15th November 2026
16th November 2026
17th November 2026
18th November 2026
19th November 2026
20th November 2026
21st November 2026
22nd November 2026
23rd November 2026
24th November 2026
25th November 2026
26th November 2026
27th November 2026
28th November 2026
29th November 2026
30th November 2026
1st December 2026
2nd December 2026
3rd December 2026
4th December 2026
5th December 2026
6th December 2026
7th December 2026
8th December 2026
9th December 2026
10th December 2026
11th December 2026
12th December 2026
13th December 2026
14th December 2026
15th December 2026
16th December 2026
17th December 2026
18th December 2026
19th December 2026
20th December 2026
21st December 2026
22nd December 2026
23rd December 2026
24th December 2026
25th December 2026
26th December 2026
27th December 2026
28th December 2026
29th December 2026
30th December 2026
31st December 2026

44AQI (US)

39AQI (US)

35AQI (US)

33AQI (US)

35AQI (US)

29AQI (US)

46AQI (US)

52AQI (US)

No. of days

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

202638AQI (US)

21
9
1
24
4
30
1
27
1
25
5
29
1
16
15
9
4
181
40
1

Highest AQI (US) recorded in

August

52AQI (US)

Lowest AQI (US) recorded in

June

29AQI (US)

202554AQI (US)

31
27
2
4
11
19
5
26
11
19
18
13
26
5
27
3
31
15
15
4
27
119
220

Highest AQI (US) recorded in

October

69AQI (US)

Lowest AQI (US) recorded in

September

37AQI (US)

Most & Least Polluted Years Over the Last 2 Years

Most Polluted Year Recorded
2025(Avg.)
54AQI (US)
Least Polluted Year Recorded
2026(Avg.)
38AQI (US)

Brownsville's annual 2026 AQI (US) (38) shows an average percentage change of -29.6% (improved AQI (US)) compared to previous years: 2025 (54).