UFCSPA, Porto Alegre, Rio Grande do Sul, Brazil 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
UFCSPA, Porto Alegre, Rio Grande do Sul, Brazil
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
3rd Aug 2025
69AQILowest AQI recorded on
8th Aug 2023
0AQISame Day Analysis (4th August ):
On this day, AQI across the 3 years varied significantly: 2025 ranks 1st highest AQI at 68 of Moderate air quality on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 4th Aug - 5th Aug 2025
UFCSPA, Porto Alegre, Rio Grande do Sul, Brazil
AQI
Day
Night
.
7 AM4th Aug 2025
5 PM
6 AM5th Aug 2025
Day time
Avg. Highest Time
12PM4th Aug
72AQI
Avg. Lowest Time
9AM4th Aug
60AQI
Night time
Avg. Highest Time
6AM5th Aug
102AQI
Avg. Lowest Time
3AM5th Aug
63AQI
In the last 24 hours,
UFCSPA's AQI reached its highest point of 102 at 6 AM during the Night, while the lowest point, 60, was recorded at 9 AM during the Day between 4th Aug and 5th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
UFCSPA, Porto Alegre, Rio Grande do Sul, Brazil
JulAug
06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 31st31st - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th
Day
Night
6th Jul 2025427 AMAQI
6th Jul 2025478 AMAQI
6th Jul 2025519 AMAQI
6th Jul 20255010 AMAQI
6th Jul 20254511 AMAQI
6th Jul 20254712 PMAQI
6th Jul 2025471 PMAQI
6th Jul 2025432 PMAQI
6th Jul 2025433 PMAQI
6th Jul 2025484 PMAQI
6th Jul 2025455 PMAQI
6th Jul 2025466 PMAQI
6th Jul 2025507 PMAQI
6th Jul 2025498 PMAQI
6th Jul 2025509 PMAQI
6th Jul 20254910 PMAQI
6th Jul 20255011 PMAQI
7th Jul 20255212 AMAQI
7th Jul 2025531 AMAQI
7th Jul 2025592 AMAQI
7th Jul 2025583 AMAQI
7th Jul 2025594 AMAQI
7th Jul 2025585 AMAQI
7th Jul 2025586 AMAQI
13°C10/18°C
7th Jul 2025557 AMAQI
7th Jul 2025558 AMAQI
7th Jul 2025629 AMAQI
7th Jul 20256110 AMAQI
7th Jul 20255811 AMAQI
7th Jul 20255612 PMAQI
7th Jul 2025601 PMAQI
7th Jul 2025582 PMAQI
7th Jul 2025553 PMAQI
7th Jul 2025544 PMAQI
7th Jul 2025555 PMAQI
7th Jul 2025566 PMAQI
7th Jul 2025567 PMAQI
7th Jul 2025598 PMAQI
7th Jul 2025589 PMAQI
7th Jul 20255910 PMAQI
7th Jul 20256011 PMAQI
8th Jul 20256112 AMAQI
8th Jul 2025661 AMAQI
8th Jul 2025642 AMAQI
8th Jul 2025573 AMAQI
8th Jul 2025614 AMAQI
8th Jul 2025585 AMAQI
8th Jul 2025576 AMAQI
14°C10/20°C
8th Jul 2025567 AMAQI
8th Jul 2025558 AMAQI
8th Jul 2025589 AMAQI
8th Jul 20255610 AMAQI
8th Jul 20255611 AMAQI
8th Jul 20255712 PMAQI
8th Jul 2025551 PMAQI
8th Jul 2025552 PMAQI
8th Jul 2025543 PMAQI
8th Jul 2025564 PMAQI
8th Jul 2025555 PMAQI
8th Jul 2025586 PMAQI
8th Jul 2025587 PMAQI
8th Jul 2025568 PMAQI
8th Jul 2025559 PMAQI
8th Jul 20255410 PMAQI
8th Jul 20255011 PMAQI
9th Jul 20255212 AMAQI
9th Jul 2025561 AMAQI
9th Jul 2025522 AMAQI
9th Jul 2025513 AMAQI
9th Jul 2025464 AMAQI
9th Jul 2025495 AMAQI
9th Jul 2025506 AMAQI
15°C12/18°C
9th Jul 2025487 AMAQI
9th Jul 2025528 AMAQI
9th Jul 2025529 AMAQI
9th Jul 20255210 AMAQI
9th Jul 20255211 AMAQI
9th Jul 20255512 PMAQI
9th Jul 2025551 PMAQI
9th Jul 2025552 PMAQI
9th Jul 2025523 PMAQI
9th Jul 2025484 PMAQI
9th Jul 2025485 PMAQI
9th Jul 2025506 PMAQI
9th Jul 2025507 PMAQI
9th Jul 2025518 PMAQI
9th Jul 2025549 PMAQI
9th Jul 20255410 PMAQI
9th Jul 20255211 PMAQI
10th Jul 20255012 AMAQI
10th Jul 2025471 AMAQI
10th Jul 2025392 AMAQI
10th Jul 2025383 AMAQI
10th Jul 2025534 AMAQI
10th Jul 2025535 AMAQI
10th Jul 2025576 AMAQI
14°C12/17°C
10th Jul 2025517 AMAQI
10th Jul 2025548 AMAQI
10th Jul 2025429 AMAQI
10th Jul 20253910 AMAQI
10th Jul 20254211 AMAQI
10th Jul 20254612 PMAQI
10th Jul 2025441 PMAQI
10th Jul 2025422 PMAQI
10th Jul 2025463 PMAQI
10th Jul 2025384 PMAQI
10th Jul 2025385 PMAQI
10th Jul 2025506 PMAQI
10th Jul 2025557 PMAQI
10th Jul 2025568 PMAQI
10th Jul 2025719 PMAQI
10th Jul 20256310 PMAQI
10th Jul 20258011 PMAQI
11th Jul 20258912 AMAQI
11th Jul 2025771 AMAQI
11th Jul 2025832 AMAQI
11th Jul 2025743 AMAQI
11th Jul 2025644 AMAQI
11th Jul 2025645 AMAQI
11th Jul 2025626 AMAQI
15°C11/20°C
11th Jul 2025627 AMAQI
11th Jul 2025668 AMAQI
11th Jul 2025679 AMAQI
11th Jul 20256710 AMAQI
11th Jul 20257011 AMAQI
11th Jul 20257112 PMAQI
11th Jul 2025741 PMAQI
11th Jul 2025702 PMAQI
11th Jul 2025683 PMAQI
11th Jul 2025644 PMAQI
11th Jul 2025665 PMAQI
11th Jul 2025676 PMAQI
11th Jul 2025607 PMAQI
11th Jul 2025588 PMAQI
11th Jul 2025639 PMAQI
11th Jul 20256410 PMAQI
11th Jul 20256011 PMAQI
12th Jul 20256012 AMAQI
12th Jul 2025541 AMAQI
12th Jul 2025552 AMAQI
12th Jul 2025533 AMAQI
12th Jul 2025584 AMAQI
12th Jul 2025565 AMAQI
12th Jul 2025576 AMAQI
16°C13/20°C
12th Jul 2025607 AMAQI
12th Jul 2025648 AMAQI
12th Jul 2025609 AMAQI
12th Jul 20255810 AMAQI
12th Jul 20255811 AMAQI
12th Jul 20255612 PMAQI
12th Jul 2025561 PMAQI
12th Jul 2025542 PMAQI
12th Jul 2025573 PMAQI
12th Jul 2025504 PMAQI
12th Jul 2025545 PMAQI
12th Jul 2025536 PMAQI
12th Jul 2025567 PMAQI
12th Jul 2025568 PMAQI
12th Jul 2025579 PMAQI
12th Jul 20255410 PMAQI
12th Jul 20255311 PMAQI
13th Jul 20255612 AMAQI
13th Jul 2025541 AMAQI
13th Jul 2025542 AMAQI
13th Jul 2025583 AMAQI
13th Jul 2025574 AMAQI
13th Jul 2025545 AMAQI
13th Jul 2025536 AMAQI
14°C12/18°C
13th Jul 2025517 AMAQI
13th Jul 2025538 AMAQI
13th Jul 2025559 AMAQI
13th Jul 20255410 AMAQI
13th Jul 20255411 AMAQI
13th Jul 20255512 PMAQI
13th Jul 2025601 PMAQI
13th Jul 2025622 PMAQI
13th Jul 2025613 PMAQI
13th Jul 2025624 PMAQI
13th Jul 2025575 PMAQI
13th Jul 2025566 PMAQI
13th Jul 2025617 PMAQI
13th Jul 2025628 PMAQI
13th Jul 2025589 PMAQI
13th Jul 20255710 PMAQI
13th Jul 20255611 PMAQI
14th Jul 20255712 AMAQI
14th Jul 2025581 AMAQI
14th Jul 2025562 AMAQI
14th Jul 2025563 AMAQI
14th Jul 2025564 AMAQI
14th Jul 2025585 AMAQI
14th Jul 2025576 AMAQI
16°C14/21°C
14th Jul 2025567 AMAQI
14th Jul 2025588 AMAQI
14th Jul 2025599 AMAQI
14th Jul 20255810 AMAQI
14th Jul 20255611 AMAQI
14th Jul 20255412 PMAQI
14th Jul 2025571 PMAQI
14th Jul 2025572 PMAQI
14th Jul 2025543 PMAQI
14th Jul 2025554 PMAQI
14th Jul 2025565 PMAQI
14th Jul 2025566 PMAQI
14th Jul 2025567 PMAQI
14th Jul 2025548 PMAQI
14th Jul 2025549 PMAQI
14th Jul 20255510 PMAQI
14th Jul 20255311 PMAQI
15th Jul 20255412 AMAQI
15th Jul 2025541 AMAQI
15th Jul 2025512 AMAQI
15th Jul 2025523 AMAQI
15th Jul 2025504 AMAQI
15th Jul 2025545 AMAQI
15th Jul 2025476 AMAQI
16°C14/20°C
15th Jul 2025537 AMAQI
15th Jul 2025538 AMAQI
15th Jul 2025559 AMAQI
15th Jul 20255610 AMAQI
15th Jul 20255411 AMAQI
15th Jul 20255212 PMAQI
15th Jul 2025531 PMAQI
15th Jul 2025552 PMAQI
15th Jul 2025573 PMAQI
15th Jul 2025534 PMAQI
15th Jul 2025535 PMAQI
15th Jul 2025536 PMAQI
15th Jul 2025537 PMAQI
15th Jul 2025558 PMAQI
15th Jul 2025589 PMAQI
15th Jul 20256510 PMAQI
15th Jul 20257711 PMAQI
16th Jul 20257612 AMAQI
16th Jul 2025901 AMAQI
16th Jul 2025622 AMAQI
16th Jul 2025573 AMAQI
16th Jul 2025764 AMAQI
16th Jul 2025825 AMAQI
16th Jul 2025736 AMAQI
17°C13/23°C
16th Jul 2025587 AMAQI
16th Jul 2025578 AMAQI
16th Jul 2025479 AMAQI
16th Jul 20255410 AMAQI
16th Jul 20255111 AMAQI
16th Jul 20255612 PMAQI
16th Jul 2025571 PMAQI
16th Jul 2025562 PMAQI
16th Jul 2025563 PMAQI
16th Jul 2025554 PMAQI
16th Jul 2025575 PMAQI
16th Jul 2025626 PMAQI
16th Jul 2025667 PMAQI
16th Jul 2025688 PMAQI
16th Jul 2025709 PMAQI
16th Jul 20257410 PMAQI
16th Jul 20257711 PMAQI
17th Jul 20256512 AMAQI
17th Jul 2025561 AMAQI
17th Jul 2025682 AMAQI
17th Jul 2025853 AMAQI
17th Jul 2025714 AMAQI
17th Jul 2025685 AMAQI
17th Jul 2025606 AMAQI
19°C15/25°C
17th Jul 2025547 AMAQI
17th Jul 2025558 AMAQI
17th Jul 2025579 AMAQI
17th Jul 20255810 AMAQI
17th Jul 20256111 AMAQI
17th Jul 20255312 PMAQI
17th Jul 2025561 PMAQI
17th Jul 2025512 PMAQI
17th Jul 2025503 PMAQI
17th Jul 2025534 PMAQI
17th Jul 2025585 PMAQI
17th Jul 2025546 PMAQI
17th Jul 2025447 PMAQI
17th Jul 2025388 PMAQI
17th Jul 2025469 PMAQI
17th Jul 20254110 PMAQI
17th Jul 20253911 PMAQI
18th Jul 20254212 AMAQI
18th Jul 2025431 AMAQI
18th Jul 2025372 AMAQI
18th Jul 2025433 AMAQI
18th Jul 2025344 AMAQI
18th Jul 2025475 AMAQI
18th Jul 2025426 AMAQI
14°C11/17°C
18th Jul 2025417 AMAQI
18th Jul 2025408 AMAQI
18th Jul 2025349 AMAQI
18th Jul 20253610 AMAQI
18th Jul 20253411 AMAQI
18th Jul 20254112 PMAQI
18th Jul 2025411 PMAQI
18th Jul 2025332 PMAQI
18th Jul 2025403 PMAQI
18th Jul 2025424 PMAQI
18th Jul 2025465 PMAQI
18th Jul 2025456 PMAQI
18th Jul 2025347 PMAQI
18th Jul 2025398 PMAQI
18th Jul 2025549 PMAQI
18th Jul 20255610 PMAQI
18th Jul 20255411 PMAQI
19th Jul 20254712 AMAQI
19th Jul 2025511 AMAQI
19th Jul 2025552 AMAQI
19th Jul 2025533 AMAQI
19th Jul 2025474 AMAQI
19th Jul 2025485 AMAQI
19th Jul 2025466 AMAQI
12°C10/14°C
19th Jul 2025437 AMAQI
19th Jul 2025408 AMAQI
19th Jul 2025499 AMAQI
19th Jul 20254210 AMAQI
19th Jul 20254411 AMAQI
19th Jul 20254112 PMAQI
19th Jul 2025361 PMAQI
19th Jul 2025342 PMAQI
19th Jul 2025313 PMAQI
19th Jul 2025364 PMAQI
19th Jul 2025335 PMAQI
19th Jul 2025346 PMAQI
19th Jul 2025437 PMAQI
19th Jul 2025518 PMAQI
19th Jul 2025689 PMAQI
19th Jul 20256410 PMAQI
19th Jul 20256711 PMAQI
20th Jul 20256512 AMAQI
20th Jul 2025661 AMAQI
20th Jul 2025682 AMAQI
20th Jul 2025703 AMAQI
20th Jul 2025584 AMAQI
20th Jul 2025545 AMAQI
20th Jul 2025516 AMAQI
13°C9/18°C
20th Jul 2025527 AMAQI
20th Jul 2025548 AMAQI
20th Jul 2025599 AMAQI
20th Jul 20255410 AMAQI
20th Jul 20255811 AMAQI
20th Jul 20256412 PMAQI
20th Jul 2025681 PMAQI
20th Jul 2025682 PMAQI
20th Jul 2025643 PMAQI
20th Jul 2025604 PMAQI
20th Jul 2025535 PMAQI
20th Jul 2025496 PMAQI
20th Jul 2025537 PMAQI
20th Jul 2025638 PMAQI
20th Jul 2025639 PMAQI
20th Jul 20256110 PMAQI
20th Jul 20256411 PMAQI
21st Jul 20256412 AMAQI
21st Jul 2025651 AMAQI
21st Jul 2025792 AMAQI
21st Jul 2025633 AMAQI
21st Jul 2025634 AMAQI
21st Jul 2025645 AMAQI
21st Jul 2025566 AMAQI
14°C10/20°C
21st Jul 2025527 AMAQI
21st Jul 2025518 AMAQI
21st Jul 2025529 AMAQI
21st Jul 20255310 AMAQI
21st Jul 20256311 AMAQI
21st Jul 20255912 PMAQI
21st Jul 2025581 PMAQI
21st Jul 2025602 PMAQI
21st Jul 2025593 PMAQI
21st Jul 2025544 PMAQI
21st Jul 2025485 PMAQI
21st Jul 2025526 PMAQI
21st Jul 2025617 PMAQI
21st Jul 2025638 PMAQI
21st Jul 2025859 PMAQI
21st Jul 20259210 PMAQI
21st Jul 20258411 PMAQI
22nd Jul 20257512 AMAQI
22nd Jul 2025611 AMAQI
22nd Jul 2025542 AMAQI
22nd Jul 2025513 AMAQI
22nd Jul 2025604 AMAQI
22nd Jul 2025605 AMAQI
22nd Jul 2025486 AMAQI
16°C12/22°C
22nd Jul 2025507 AMAQI
22nd Jul 2025558 AMAQI
22nd Jul 2025539 AMAQI
22nd Jul 20255410 AMAQI
22nd Jul 20255611 AMAQI
22nd Jul 20255612 PMAQI
22nd Jul 2025491 PMAQI
22nd Jul 2025472 PMAQI
22nd Jul 2025483 PMAQI
22nd Jul 2025544 PMAQI
22nd Jul 2025545 PMAQI
22nd Jul 2025536 PMAQI
22nd Jul 2025527 PMAQI
22nd Jul 2025428 PMAQI
22nd Jul 2025479 PMAQI
22nd Jul 20254210 PMAQI
22nd Jul 20254611 PMAQI
23rd Jul 20254612 AMAQI
23rd Jul 2025401 AMAQI
23rd Jul 2025432 AMAQI
23rd Jul 2025473 AMAQI
23rd Jul 2025484 AMAQI
23rd Jul 2025475 AMAQI
23rd Jul 2025556 AMAQI
17°C13/22°C
23rd Jul 2025547 AMAQI
23rd Jul 2025448 AMAQI
23rd Jul 2025419 AMAQI
23rd Jul 20253410 AMAQI
23rd Jul 20254011 AMAQI
23rd Jul 20254412 PMAQI
23rd Jul 2025431 PMAQI
23rd Jul 2025482 PMAQI
23rd Jul 2025413 PMAQI
23rd Jul 2025344 PMAQI
23rd Jul 2025485 PMAQI
23rd Jul 2025426 PMAQI
23rd Jul 2025427 PMAQI
23rd Jul 2025408 PMAQI
23rd Jul 2025369 PMAQI
23rd Jul 20253810 PMAQI
23rd Jul 20253411 PMAQI
24th Jul 20253612 AMAQI
24th Jul 2025361 AMAQI
24th Jul 2025282 AMAQI
24th Jul 2025323 AMAQI
24th Jul 2025274 AMAQI
24th Jul 2025305 AMAQI
24th Jul 2025326 AMAQI
12°C10/14°C
24th Jul 2025377 AMAQI
24th Jul 2025438 AMAQI
24th Jul 2025399 AMAQI
24th Jul 20253510 AMAQI
24th Jul 20253411 AMAQI
24th Jul 20253812 PMAQI
24th Jul 2025381 PMAQI
24th Jul 2025342 PMAQI
24th Jul 2025283 PMAQI
24th Jul 2025294 PMAQI
24th Jul 2025245 PMAQI
24th Jul 2025486 PMAQI
24th Jul 2025397 PMAQI
24th Jul 2025398 PMAQI
24th Jul 2025569 PMAQI
24th Jul 20255610 PMAQI
24th Jul 20255811 PMAQI
25th Jul 20254812 AMAQI
25th Jul 2025331 AMAQI
25th Jul 2025462 AMAQI
25th Jul 2025443 AMAQI
25th Jul 2025354 AMAQI
25th Jul 2025335 AMAQI
25th Jul 2025426 AMAQI
13°C10/18°C
25th Jul 2025447 AMAQI
25th Jul 2025448 AMAQI
25th Jul 2025509 AMAQI
25th Jul 20255210 AMAQI
25th Jul 20253811 AMAQI
25th Jul 20254312 PMAQI
25th Jul 2025481 PMAQI
25th Jul 2025502 PMAQI
25th Jul 2025453 PMAQI
25th Jul 2025474 PMAQI
25th Jul 2025455 PMAQI
25th Jul 2025526 PMAQI
25th Jul 2025547 PMAQI
25th Jul 2025538 PMAQI
25th Jul 2025559 PMAQI
25th Jul 20255610 PMAQI
25th Jul 20255611 PMAQI
26th Jul 20256012 AMAQI
26th Jul 2025571 AMAQI
26th Jul 2025562 AMAQI
26th Jul 2025583 AMAQI
26th Jul 2025524 AMAQI
26th Jul 2025465 AMAQI
26th Jul 2025526 AMAQI
17°C13/23°C
26th Jul 2025507 AMAQI
26th Jul 2025488 AMAQI
26th Jul 2025499 AMAQI
26th Jul 20254910 AMAQI
26th Jul 20255011 AMAQI
26th Jul 20254412 PMAQI
26th Jul 2025461 PMAQI
26th Jul 2025402 PMAQI
26th Jul 2025433 PMAQI
26th Jul 2025384 PMAQI
26th Jul 2025505 PMAQI
26th Jul 2025466 PMAQI
26th Jul 2025357 PMAQI
26th Jul 2025448 PMAQI
26th Jul 2025449 PMAQI
26th Jul 20254510 PMAQI
26th Jul 20254411 PMAQI
27th Jul 20254312 AMAQI
27th Jul 2025321 AMAQI
27th Jul 2025342 AMAQI
27th Jul 2025263 AMAQI
27th Jul 2025404 AMAQI
27th Jul 2025405 AMAQI
27th Jul 2025526 AMAQI
17°C14/21°C
27th Jul 2025447 AMAQI
27th Jul 2025458 AMAQI
27th Jul 2025399 AMAQI
27th Jul 20254610 AMAQI
27th Jul 20254011 AMAQI
27th Jul 20254312 PMAQI
27th Jul 2025491 PMAQI
27th Jul 2025472 PMAQI
27th Jul 2025493 PMAQI
27th Jul 2025454 PMAQI
27th Jul 2025505 PMAQI
27th Jul 2025506 PMAQI
27th Jul 2025527 PMAQI
27th Jul 2025538 PMAQI
27th Jul 2025459 PMAQI
27th Jul 20254610 PMAQI
27th Jul 20254211 PMAQI
28th Jul 20254412 AMAQI
28th Jul 2025381 AMAQI
28th Jul 2025372 AMAQI
28th Jul 2025493 AMAQI
28th Jul 2025494 AMAQI
28th Jul 2025405 AMAQI
28th Jul 2025356 AMAQI
16°C15/17°C
28th Jul 2025437 AMAQI
28th Jul 2025368 AMAQI
28th Jul 2025359 AMAQI
28th Jul 20253510 AMAQI
28th Jul 20253611 AMAQI
28th Jul 20253612 PMAQI
28th Jul 2025431 PMAQI
28th Jul 2025342 PMAQI
28th Jul 2025333 PMAQI
28th Jul 2025304 PMAQI
28th Jul 2025335 PMAQI
28th Jul 2025316 PMAQI
28th Jul 2025317 PMAQI
28th Jul 2025328 PMAQI
28th Jul 2025329 PMAQI
28th Jul 20253810 PMAQI
28th Jul 20253911 PMAQI
29th Jul 20253212 AMAQI
29th Jul 2025301 AMAQI
29th Jul 2025382 AMAQI
29th Jul 2025273 AMAQI
29th Jul 2025304 AMAQI
29th Jul 2025275 AMAQI
29th Jul 2025286 AMAQI
12°C11/14°C
29th Jul 2025327 AMAQI
29th Jul 2025278 AMAQI
29th Jul 2025289 AMAQI
29th Jul 20252610 AMAQI
29th Jul 20253011 AMAQI
29th Jul 20253112 PMAQI
29th Jul 2025291 PMAQI
29th Jul 2025292 PMAQI
29th Jul 2025303 PMAQI
29th Jul 2025324 PMAQI
29th Jul 2025325 PMAQI
29th Jul 2025286 PMAQI
29th Jul 2025247 PMAQI
29th Jul 2025438 PMAQI
29th Jul 2025489 PMAQI
29th Jul 20255410 PMAQI
29th Jul 20254511 PMAQI
30th Jul 20254212 AMAQI
30th Jul 2025371 AMAQI
30th Jul 2025442 AMAQI
30th Jul 2025423 AMAQI
30th Jul 2025374 AMAQI
30th Jul 2025385 AMAQI
30th Jul 2025366 AMAQI
11°C8/14°C
30th Jul 2025337 AMAQI
30th Jul 2025498 AMAQI
30th Jul 2025469 AMAQI
30th Jul 20254010 AMAQI
30th Jul 20253211 AMAQI
30th Jul 20253612 PMAQI
30th Jul 2025321 PMAQI
30th Jul 2025342 PMAQI
30th Jul 2025353 PMAQI
30th Jul 2025514 PMAQI
30th Jul 2025535 PMAQI
30th Jul 2025536 PMAQI
30th Jul 2025537 PMAQI
30th Jul 2025538 PMAQI
30th Jul 2025539 PMAQI
30th Jul 20255310 PMAQI
30th Jul 20254911 PMAQI
31st Jul 20254812 AMAQI
31st Jul 2025461 AMAQI
31st Jul 2025452 AMAQI
31st Jul 2025363 AMAQI
31st Jul 2025354 AMAQI
31st Jul 2025335 AMAQI
31st Jul 2025306 AMAQI
11°C8/16°C
31st Jul 2025307 AMAQI
31st Jul 2025428 AMAQI
31st Jul 2025609 AMAQI
31st Jul 20255610 AMAQI
31st Jul 20255711 AMAQI
31st Jul 20256212 PMAQI
31st Jul 2025561 PMAQI
31st Jul 2025582 PMAQI
31st Jul 2025563 PMAQI
31st Jul 2025554 PMAQI
31st Jul 2025535 PMAQI
31st Jul 2025526 PMAQI
31st Jul 2025527 PMAQI
31st Jul 2025508 PMAQI
31st Jul 2025679 PMAQI
31st Jul 20256410 PMAQI
31st Jul 20258111 PMAQI
1st Aug 20256412 AMAQI
1st Aug 2025521 AMAQI
1st Aug 2025502 AMAQI
1st Aug 2025463 AMAQI
1st Aug 2025544 AMAQI
1st Aug 2025495 AMAQI
1st Aug 2025506 AMAQI
14°C10/21°C
1st Aug 2025577 AMAQI
1st Aug 2025448 AMAQI
1st Aug 2025429 AMAQI
1st Aug 20254510 AMAQI
1st Aug 20254311 AMAQI
1st Aug 20255612 PMAQI
1st Aug 2025441 PMAQI
1st Aug 2025492 PMAQI
1st Aug 2025513 PMAQI
1st Aug 2025474 PMAQI
1st Aug 2025505 PMAQI
1st Aug 2025516 PMAQI
1st Aug 2025517 PMAQI
1st Aug 2025488 PMAQI
1st Aug 2025509 PMAQI
1st Aug 20254810 PMAQI
1st Aug 20255211 PMAQI
2nd Aug 20255612 AMAQI
2nd Aug 2025591 AMAQI
2nd Aug 2025502 AMAQI
2nd Aug 2025563 AMAQI
2nd Aug 2025684 AMAQI
2nd Aug 2025515 AMAQI
2nd Aug 2025676 AMAQI
17°C12/23°C
2nd Aug 2025697 AMAQI
2nd Aug 2025628 AMAQI
2nd Aug 2025569 AMAQI
2nd Aug 20255810 AMAQI
2nd Aug 20255611 AMAQI
2nd Aug 20255612 PMAQI
2nd Aug 2025551 PMAQI
2nd Aug 2025552 PMAQI
2nd Aug 2025553 PMAQI
2nd Aug 2025544 PMAQI
2nd Aug 2025555 PMAQI
2nd Aug 2025566 PMAQI
2nd Aug 2025567 PMAQI
2nd Aug 2025648 PMAQI
2nd Aug 2025589 PMAQI
2nd Aug 20255910 PMAQI
2nd Aug 20255411 PMAQI
3rd Aug 20255912 AMAQI
3rd Aug 2025751 AMAQI
3rd Aug 2025702 AMAQI
3rd Aug 2025983 AMAQI
3rd Aug 2025704 AMAQI
3rd Aug 2025715 AMAQI
3rd Aug 2025686 AMAQI
21°C17/28°C
3rd Aug 2025777 AMAQI
3rd Aug 2025748 AMAQI
3rd Aug 2025639 AMAQI
3rd Aug 20256210 AMAQI
3rd Aug 20256411 AMAQI
3rd Aug 20256612 PMAQI
3rd Aug 2025631 PMAQI
3rd Aug 2025702 PMAQI
3rd Aug 2025693 PMAQI
3rd Aug 2025704 PMAQI
3rd Aug 2025725 PMAQI
3rd Aug 2025716 PMAQI
3rd Aug 2025737 PMAQI
3rd Aug 2025688 PMAQI
3rd Aug 2025749 PMAQI
3rd Aug 20257310 PMAQI
3rd Aug 20257511 PMAQI
4th Aug 20257012 AMAQI
4th Aug 2025681 AMAQI
4th Aug 2025712 AMAQI
4th Aug 2025633 AMAQI
4th Aug 2025714 AMAQI
4th Aug 2025645 AMAQI
4th Aug 2025646 AMAQI
17°C15/18°C
4th Aug 2025657 AMAQI
4th Aug 2025718 AMAQI
4th Aug 2025609 AMAQI
4th Aug 20256310 AMAQI
4th Aug 20257011 AMAQI
4th Aug 20257212 PMAQI
4th Aug 2025711 PMAQI
4th Aug 2025722 PMAQI
4th Aug 2025683 PMAQI
4th Aug 2025664 PMAQI
4th Aug 2025685 PMAQI
4th Aug 2025686 PMAQI
4th Aug 2025687 PMAQI
4th Aug 2025728 PMAQI
4th Aug 2025679 PMAQI
4th Aug 20257010 PMAQI
4th Aug 20256711 PMAQI
5th Aug 20257012 AMAQI
5th Aug 2025631 AMAQI
5th Aug 2025642 AMAQI
5th Aug 2025633 AMAQI
5th Aug 2025664 AMAQI
5th Aug 2025685 AMAQI
5th Aug 20251026 AMAQI
13°C12/14°C
5th Aug 2025707 AMAQI
7 AM5th Aug 2025748 AMAQI
5th Aug 2025619 AMAQI
5th Aug 20255910 AMAQI
5th Aug 20256211 AMAQI
5th Aug 20256412 PMAQI
12 PM5th Aug 2025621 PMAQI
5th Aug 2025792 PMAQI
5th Aug 2025623 PMAQI
5 PM
12 AM
6 AM
--°C/°C
Day time
Avg. Highest Time
7 AM - 5 PM
51AQI
11 hours / Day
330 hours / Month
Avg. Lowest Time
7 AM - 5 PM
51AQI
11 hours / Day
330 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 7 AM to 5 PM (Avg. 51), while the lowest AQI was between 7 AM to 5 PM (Avg. 51).
Night time
Avg. Highest Time
9 PM - 11 PM
57AQI
3 hours / Day
90 hours / Month
Avg. Lowest Time
12 AM - 8 PM
53AQI
10 hours / Day
300 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 9 PM to 11 PM (Avg. 57), while the lowest AQI was between 12 AM to 8 PM (Avg. 53).
2025 Days Vs Air Quality
UFCSPA, Porto Alegre, Rio Grande do Sul, Brazil
2025
69%
150
31%
66
Total number of days with different AQI categories in last 217 days in 2025 (148 days remaining)
Good
150 DaysModerate
66 DaysPoor
0 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 69%
Health Risk Level:
Moderate
In 2025, 69% of 217 days were within WHO’s safe air quality limits, and 31% exceeded them. The risk of health issues is Moderate, particularly for individuals with respiratory or heart conditions.
Annual Air Quality Insights
UFCSPA, Porto Alegre, Rio Grande do Sul, Brazil
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.
1st January 2025
40AQI
40AQI
2nd January 2025
45AQI
45AQI
3rd January 2025
41AQI
41AQI
4th January 2025
36AQI
36AQI
5th January 2025
40AQI
40AQI
6th January 2025
39AQI
39AQI
7th January 2025
40AQI
40AQI
8th January 2025
36AQI
36AQI
9th January 2025
37AQI
37AQI
10th January 2025
36AQI
36AQI
11th January 2025
37AQI
37AQI
12th January 2025
36AQI
36AQI
13th January 2025
36AQI
36AQI
14th January 2025
31AQI
31AQI
15th January 2025
36AQI
36AQI
16th January 2025
45AQI
45AQI
17th January 2025
42AQI
42AQI
18th January 2025
41AQI
41AQI
19th January 2025
46AQI
46AQI
20th January 2025
52AQI
52AQI
21st January 2025
40AQI
40AQI
22nd January 2025
43AQI
43AQI
23rd January 2025
37AQI
37AQI
24th January 2025
44AQI
44AQI
25th January 2025
48AQI
48AQI
26th January 2025
49AQI
49AQI
27th January 2025
43AQI
43AQI
28th January 2025
45AQI
45AQI
29th January 2025
44AQI
44AQI
30th January 2025
43AQI
43AQI
31st January 2025
41AQI
41AQI
1st February 2025
37AQI
37AQI
2nd February 2025
44AQI
44AQI
3rd February 2025
39AQI
39AQI
4th February 2025
42AQI
42AQI
5th February 2025
47AQI
47AQI
6th February 2025
47AQI
47AQI
7th February 2025
46AQI
46AQI
8th February 2025
46AQI
46AQI
9th February 2025
49AQI
49AQI
10th February 2025
47AQI
47AQI
11th February 2025
52AQI
52AQI
12th February 2025
60AQI
60AQI
13th February 2025
56AQI
56AQI
14th February 2025
51AQI
51AQI
15th February 2025
45AQI
45AQI
16th February 2025
50AQI
50AQI
17th February 2025
54AQI
54AQI
18th February 2025
53AQI
53AQI
19th February 2025
46AQI
46AQI
20th February 2025
49AQI
49AQI
21st February 2025
48AQI
48AQI
22nd February 2025
47AQI
47AQI
23rd February 2025
46AQI
46AQI
24th February 2025
46AQI
46AQI
25th February 2025
47AQI
47AQI
26th February 2025
50AQI
50AQI
27th February 2025
48AQI
48AQI
28th February 2025
48AQI
48AQI
1st March 2025
51AQI
51AQI
2nd March 2025
43AQI
43AQI
3rd March 2025
46AQI
46AQI
4th March 2025
46AQI
46AQI
5th March 2025
43AQI
43AQI
6th March 2025
43AQI
43AQI
7th March 2025
40AQI
40AQI
8th March 2025
50AQI
50AQI
9th March 2025
44AQI
44AQI
10th March 2025
48AQI
48AQI
11th March 2025
42AQI
42AQI
12th March 2025
47AQI
47AQI
13th March 2025
45AQI
45AQI
14th March 2025
43AQI
43AQI
15th March 2025
41AQI
41AQI
16th March 2025
43AQI
43AQI
17th March 2025
45AQI
45AQI
18th March 2025
49AQI
49AQI
19th March 2025
44AQI
44AQI
20th March 2025
48AQI
48AQI
21st March 2025
45AQI
45AQI
22nd March 2025
44AQI
44AQI
23rd March 2025
47AQI
47AQI
24th March 2025
47AQI
47AQI
25th March 2025
52AQI
52AQI
26th March 2025
58AQI
58AQI
27th March 2025
59AQI
59AQI
28th March 2025
60AQI
60AQI
29th March 2025
57AQI
57AQI
30th March 2025
57AQI
57AQI
31st March 2025
53AQI
53AQI
1st April 2025
56AQI
56AQI
2nd April 2025
55AQI
55AQI
3rd April 2025
54AQI
54AQI
4th April 2025
51AQI
51AQI
5th April 2025
47AQI
47AQI
6th April 2025
41AQI
41AQI
7th April 2025
42AQI
42AQI
8th April 2025
44AQI
44AQI
9th April 2025
48AQI
48AQI
10th April 2025
48AQI
48AQI
11th April 2025
39AQI
39AQI
12th April 2025
43AQI
43AQI
13th April 2025
46AQI
46AQI
14th April 2025
41AQI
41AQI
15th April 2025
37AQI
37AQI
16th April 2025
41AQI
41AQI
17th April 2025
43AQI
43AQI
18th April 2025
45AQI
45AQI
19th April 2025
44AQI
44AQI
20th April 2025
42AQI
42AQI
21st April 2025
40AQI
40AQI
22nd April 2025
40AQI
40AQI
23rd April 2025
40AQI
40AQI
24th April 2025
43AQI
43AQI
25th April 2025
42AQI
42AQI
26th April 2025
44AQI
44AQI
27th April 2025
48AQI
48AQI
28th April 2025
50AQI
50AQI
29th April 2025
47AQI
47AQI
30th April 2025
44AQI
44AQI
1st May 2025
39AQI
39AQI
2nd May 2025
45AQI
45AQI
3rd May 2025
47AQI
47AQI
4th May 2025
47AQI
47AQI
5th May 2025
50AQI
50AQI
6th May 2025
49AQI
49AQI
7th May 2025
51AQI
51AQI
8th May 2025
49AQI
49AQI
9th May 2025
42AQI
42AQI
10th May 2025
42AQI
42AQI
11th May 2025
32AQI
32AQI
12th May 2025
35AQI
35AQI
13th May 2025
35AQI
35AQI
14th May 2025
42AQI
42AQI
15th May 2025
52AQI
52AQI
16th May 2025
52AQI
52AQI
17th May 2025
51AQI
51AQI
18th May 2025
42AQI
42AQI
19th May 2025
38AQI
38AQI
20th May 2025
53AQI
53AQI
21st May 2025
44AQI
44AQI
22nd May 2025
42AQI
42AQI
23rd May 2025
37AQI
37AQI
24th May 2025
51AQI
51AQI
25th May 2025
46AQI
46AQI
26th May 2025
44AQI
44AQI
27th May 2025
42AQI
42AQI
28th May 2025
37AQI
37AQI
29th May 2025
36AQI
36AQI
30th May 2025
44AQI
44AQI
31st May 2025
49AQI
49AQI
1st June 2025
53AQI
53AQI
2nd June 2025
50AQI
50AQI
3rd June 2025
58AQI
58AQI
4th June 2025
51AQI
51AQI
5th June 2025
46AQI
46AQI
6th June 2025
38AQI
38AQI
7th June 2025
45AQI
45AQI
8th June 2025
53AQI
53AQI
9th June 2025
51AQI
51AQI
10th June 2025
55AQI
55AQI
11th June 2025
48AQI
48AQI
12th June 2025
42AQI
42AQI
13th June 2025
46AQI
46AQI
14th June 2025
52AQI
52AQI
15th June 2025
53AQI
53AQI
16th June 2025
47AQI
47AQI
17th June 2025
53AQI
53AQI
18th June 2025
57AQI
57AQI
19th June 2025
54AQI
54AQI
20th June 2025
55AQI
55AQI
21st June 2025
59AQI
59AQI
22nd June 2025
58AQI
58AQI
23rd June 2025
45AQI
45AQI
24th June 2025
46AQI
46AQI
25th June 2025
51AQI
51AQI
26th June 2025
56AQI
56AQI
27th June 2025
56AQI
56AQI
28th June 2025
60AQI
60AQI
29th June 2025
47AQI
47AQI
30th June 2025
44AQI
44AQI
1st July 2025
46AQI
46AQI
2nd July 2025
53AQI
53AQI
3rd July 2025
55AQI
55AQI
4th July 2025
58AQI
58AQI
5th July 2025
52AQI
52AQI
6th July 2025
50AQI
50AQI
7th July 2025
57AQI
57AQI
8th July 2025
58AQI
58AQI
9th July 2025
52AQI
52AQI
10th July 2025
51AQI
51AQI
11th July 2025
68AQI
68AQI
12th July 2025
57AQI
57AQI
13th July 2025
56AQI
56AQI
14th July 2025
56AQI
56AQI
15th July 2025
55AQI
55AQI
16th July 2025
67AQI
67AQI
17th July 2025
58AQI
58AQI
18th July 2025
42AQI
42AQI
19th July 2025
48AQI
48AQI
20th July 2025
61AQI
61AQI
21st July 2025
64AQI
64AQI
22nd July 2025
58AQI
58AQI
23rd July 2025
44AQI
44AQI
24th July 2025
38AQI
38AQI
25th July 2025
48AQI
48AQI
26th July 2025
50AQI
50AQI
27th July 2025
44AQI
44AQI
28th July 2025
39AQI
39AQI
29th July 2025
34AQI
34AQI
30th July 2025
44AQI
44AQI
31st July 2025
51AQI
51AQI
1st August 2025
55AQI
55AQI
2nd August 2025
56AQI
56AQI
3rd August 2025
69AQI
69AQI
4th August 2025
68AQI
68AQI
41AQI
48AQI
48AQI
45AQI
44AQI
51AQI
52AQI
62AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202547AQI
30
1
22
6
23
8
26
4
25
6
12
18
12
19
4
150
66
Highest AQI recorded in
August62AQI
Lowest AQI recorded in
January41AQI
202433AQI
30
20
1
2
8
4
11
19
11
20
25
6
3
13
29
1
31
184
50
Highest AQI recorded in
July53AQI
Lowest AQI recorded in
February0AQI
20231AQI
31
20
31
23
21
31
31
28
11
29
31
287
Highest AQI recorded in
June2AQI
Lowest AQI recorded in
November0AQI
20220AQI
4
30
30
64
Highest AQI recorded in
October1AQI
Lowest AQI recorded in
November0AQI
Most & Least Polluted Years Over the Last 4 Years
Most Polluted Year Recorded
2025(Avg.)
47AQILeast Polluted Year Recorded
2022(Avg.)
0AQIUFCSPA's annual 2025 AQI (47) shows an average percentage change of 5976.09% (worsened AQI) compared to previous years: 2022 (0), 2023 (1), 2024 (33).
