Portage, Utah, 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
Portage, Utah, United States
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
14th Aug 2025
55AQILowest AQI recorded on
9th Aug 2025
25AQISame Day Analysis (21st August ):
On this day, AQI across the 1 years varied significantly: 2025 ranks 1st highest AQI at 45 of Good air quality on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 21st Aug - 22nd Aug 2025
Portage, Utah, United States
AQI
Day
Night
.
6 AM21st Aug 2025
8 PM
5 AM22nd Aug 2025
Day time
Avg. Highest Time
4PM21st Aug
43AQI
Avg. Lowest Time
7AM21st Aug
25AQI
Night time
Avg. Highest Time
1AM22nd Aug
31AQI
Avg. Lowest Time
10PM21st Aug
29AQI
In the last 24 hours,
Portage's AQI reached its highest point of 43 at 4 PM during the Day, while the lowest point, undefined, was recorded at 5 AM during the Night between 21st Aug and 22nd Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Portage, Utah, United States
JulAug
23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 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
Day
Night
23rd Jul 2025466 AMAQI
23rd Jul 2025497 AMAQI
23rd Jul 2025498 AMAQI
23rd Jul 2025509 AMAQI
23rd Jul 20255110 AMAQI
23rd Jul 20255411 AMAQI
23rd Jul 20255412 PMAQI
23rd Jul 2025541 PMAQI
23rd Jul 2025552 PMAQI
23rd Jul 2025533 PMAQI
23rd Jul 2025534 PMAQI
23rd Jul 2025525 PMAQI
23rd Jul 2025526 PMAQI
23rd Jul 2025517 PMAQI
23rd Jul 2025518 PMAQI
23rd Jul 2025519 PMAQI
23rd Jul 20255110 PMAQI
23rd Jul 20255111 PMAQI
24th Jul 20255012 AMAQI
24th Jul 2025501 AMAQI
24th Jul 2025502 AMAQI
24th Jul 2025503 AMAQI
24th Jul 2025484 AMAQI
24th Jul 2025485 AMAQI
22°C9/32°C
24th Jul 2025516 AMAQI
24th Jul 2025547 AMAQI
24th Jul 2025538 AMAQI
24th Jul 2025509 AMAQI
24th Jul 20255110 AMAQI
24th Jul 20255311 AMAQI
24th Jul 20255412 PMAQI
24th Jul 2025511 PMAQI
24th Jul 2025512 PMAQI
24th Jul 2025513 PMAQI
24th Jul 2025514 PMAQI
24th Jul 2025515 PMAQI
24th Jul 2025516 PMAQI
24th Jul 2025507 PMAQI
24th Jul 2025518 PMAQI
24th Jul 2025489 PMAQI
24th Jul 20254810 PMAQI
24th Jul 20254911 PMAQI
25th Jul 20255012 AMAQI
25th Jul 2025501 AMAQI
25th Jul 2025512 AMAQI
25th Jul 2025433 AMAQI
25th Jul 2025444 AMAQI
25th Jul 2025425 AMAQI
22°C10/33°C
25th Jul 2025416 AMAQI
25th Jul 2025427 AMAQI
25th Jul 2025408 AMAQI
25th Jul 2025419 AMAQI
25th Jul 20254510 AMAQI
25th Jul 20254711 AMAQI
25th Jul 20254412 PMAQI
25th Jul 2025421 PMAQI
25th Jul 2025432 PMAQI
25th Jul 2025453 PMAQI
25th Jul 2025454 PMAQI
25th Jul 2025475 PMAQI
25th Jul 2025456 PMAQI
25th Jul 2025447 PMAQI
25th Jul 2025448 PMAQI
25th Jul 2025419 PMAQI
25th Jul 20254010 PMAQI
25th Jul 20254011 PMAQI
26th Jul 20254012 AMAQI
26th Jul 2025381 AMAQI
26th Jul 2025322 AMAQI
26th Jul 2025363 AMAQI
26th Jul 2025364 AMAQI
26th Jul 2025325 AMAQI
22°C8/33°C
26th Jul 2025316 AMAQI
26th Jul 2025317 AMAQI
26th Jul 2025318 AMAQI
26th Jul 2025309 AMAQI
26th Jul 20253210 AMAQI
26th Jul 20253111 AMAQI
26th Jul 20253212 PMAQI
26th Jul 2025361 PMAQI
26th Jul 2025372 PMAQI
26th Jul 2025343 PMAQI
26th Jul 2025334 PMAQI
26th Jul 2025345 PMAQI
26th Jul 2025346 PMAQI
26th Jul 2025357 PMAQI
26th Jul 2025358 PMAQI
26th Jul 2025369 PMAQI
26th Jul 20253710 PMAQI
26th Jul 20253411 PMAQI
27th Jul 20253312 AMAQI
27th Jul 2025331 AMAQI
27th Jul 2025292 AMAQI
27th Jul 2025293 AMAQI
27th Jul 2025294 AMAQI
27th Jul 2025255 AMAQI
21°C9/32°C
27th Jul 2025266 AMAQI
27th Jul 2025277 AMAQI
27th Jul 2025298 AMAQI
27th Jul 2025289 AMAQI
27th Jul 20253010 AMAQI
27th Jul 20253111 AMAQI
27th Jul 20253512 PMAQI
27th Jul 2025361 PMAQI
27th Jul 2025352 PMAQI
27th Jul 2025333 PMAQI
27th Jul 2025324 PMAQI
27th Jul 2025325 PMAQI
27th Jul 2025306 PMAQI
27th Jul 2025297 PMAQI
27th Jul 2025308 PMAQI
27th Jul 2025329 PMAQI
27th Jul 20253110 PMAQI
27th Jul 20253111 PMAQI
28th Jul 20253112 AMAQI
28th Jul 2025311 AMAQI
28th Jul 2025302 AMAQI
28th Jul 2025293 AMAQI
28th Jul 2025304 AMAQI
28th Jul 2025355 AMAQI
21°C8/32°C
28th Jul 2025366 AMAQI
28th Jul 2025387 AMAQI
28th Jul 2025388 AMAQI
28th Jul 2025419 AMAQI
28th Jul 20253710 AMAQI
28th Jul 20253611 AMAQI
28th Jul 20254112 PMAQI
28th Jul 2025411 PMAQI
28th Jul 2025432 PMAQI
28th Jul 2025423 PMAQI
28th Jul 2025424 PMAQI
28th Jul 2025415 PMAQI
28th Jul 2025416 PMAQI
28th Jul 2025377 PMAQI
28th Jul 2025358 PMAQI
28th Jul 2025359 PMAQI
28th Jul 20253510 PMAQI
28th Jul 20253611 PMAQI
29th Jul 20253512 AMAQI
29th Jul 2025341 AMAQI
29th Jul 2025332 AMAQI
29th Jul 2025323 AMAQI
29th Jul 2025344 AMAQI
29th Jul 2025325 AMAQI
22°C7/34°C
29th Jul 2025376 AMAQI
29th Jul 2025367 AMAQI
29th Jul 2025378 AMAQI
29th Jul 2025389 AMAQI
29th Jul 20254210 AMAQI
29th Jul 20254211 AMAQI
29th Jul 20254412 PMAQI
29th Jul 2025441 PMAQI
29th Jul 2025482 PMAQI
29th Jul 2025433 PMAQI
29th Jul 2025444 PMAQI
29th Jul 2025435 PMAQI
29th Jul 2025426 PMAQI
29th Jul 2025407 PMAQI
29th Jul 2025408 PMAQI
29th Jul 2025429 PMAQI
29th Jul 20254010 PMAQI
29th Jul 20253911 PMAQI
30th Jul 20254012 AMAQI
30th Jul 2025441 AMAQI
30th Jul 2025412 AMAQI
30th Jul 2025363 AMAQI
30th Jul 2025374 AMAQI
30th Jul 2025385 AMAQI
22°C9/35°C
30th Jul 2025416 AMAQI
30th Jul 2025467 AMAQI
30th Jul 2025468 AMAQI
30th Jul 2025489 AMAQI
30th Jul 20254910 AMAQI
30th Jul 20255011 AMAQI
30th Jul 20254512 PMAQI
30th Jul 2025461 PMAQI
30th Jul 2025482 PMAQI
30th Jul 2025473 PMAQI
30th Jul 2025474 PMAQI
30th Jul 2025475 PMAQI
30th Jul 2025476 PMAQI
30th Jul 2025477 PMAQI
30th Jul 2025478 PMAQI
30th Jul 2025469 PMAQI
30th Jul 20254710 PMAQI
30th Jul 20254811 PMAQI
31st Jul 20254912 AMAQI
31st Jul 2025501 AMAQI
31st Jul 2025552 AMAQI
31st Jul 2025623 AMAQI
31st Jul 2025554 AMAQI
31st Jul 2025505 AMAQI
22°C11/35°C
31st Jul 2025576 AMAQI
31st Jul 2025657 AMAQI
31st Jul 2025738 AMAQI
31st Jul 2025929 AMAQI
31st Jul 202510610 AMAQI
31st Jul 202511011 AMAQI
31st Jul 202511912 PMAQI
31st Jul 20251181 PMAQI
31st Jul 20251222 PMAQI
31st Jul 20251263 PMAQI
31st Jul 20251184 PMAQI
31st Jul 20251075 PMAQI
31st Jul 20251096 PMAQI
31st Jul 2025767 PMAQI
31st Jul 2025968 PMAQI
31st Jul 20251229 PMAQI
31st Jul 202511310 PMAQI
31st Jul 202510611 PMAQI
1st Aug 202510612 AMAQI
1st Aug 2025941 AMAQI
1st Aug 20251002 AMAQI
1st Aug 2025963 AMAQI
1st Aug 2025934 AMAQI
1st Aug 2025905 AMAQI
22°C10/33°C
1st Aug 20251016 AMAQI
1st Aug 20251027 AMAQI
1st Aug 2025958 AMAQI
1st Aug 2025889 AMAQI
1st Aug 20258410 AMAQI
1st Aug 20257911 AMAQI
1st Aug 20258812 PMAQI
1st Aug 2025871 PMAQI
1st Aug 2025852 PMAQI
1st Aug 2025843 PMAQI
1st Aug 2025764 PMAQI
1st Aug 2025735 PMAQI
1st Aug 2025666 PMAQI
1st Aug 2025927 PMAQI
1st Aug 2025798 PMAQI
1st Aug 2025669 PMAQI
1st Aug 20256910 PMAQI
1st Aug 20257211 PMAQI
2nd Aug 20257212 AMAQI
2nd Aug 2025741 AMAQI
2nd Aug 2025752 AMAQI
2nd Aug 2025743 AMAQI
2nd Aug 2025724 AMAQI
2nd Aug 2025705 AMAQI
22°C9/33°C
2nd Aug 2025626 AMAQI
2nd Aug 2025677 AMAQI
2nd Aug 2025678 AMAQI
2nd Aug 2025719 AMAQI
2nd Aug 20257110 AMAQI
2nd Aug 20256811 AMAQI
2nd Aug 20256212 PMAQI
2nd Aug 2025571 PMAQI
2nd Aug 2025562 PMAQI
2nd Aug 2025533 PMAQI
2nd Aug 2025494 PMAQI
2nd Aug 2025485 PMAQI
2nd Aug 2025486 PMAQI
2nd Aug 2025647 PMAQI
2nd Aug 2025648 PMAQI
2nd Aug 2025589 PMAQI
2nd Aug 20255810 PMAQI
2nd Aug 20256311 PMAQI
3rd Aug 20256512 AMAQI
3rd Aug 2025651 AMAQI
3rd Aug 2025692 AMAQI
3rd Aug 2025723 AMAQI
3rd Aug 2025744 AMAQI
3rd Aug 2025725 AMAQI
21°C11/33°C
3rd Aug 2025676 AMAQI
3rd Aug 2025707 AMAQI
3rd Aug 2025728 AMAQI
3rd Aug 2025679 AMAQI
3rd Aug 20256810 AMAQI
3rd Aug 20256311 AMAQI
3rd Aug 20256012 PMAQI
3rd Aug 2025561 PMAQI
3rd Aug 2025572 PMAQI
3rd Aug 2025573 PMAQI
3rd Aug 2025574 PMAQI
3rd Aug 2025575 PMAQI
3rd Aug 2025586 PMAQI
3rd Aug 2025627 PMAQI
3rd Aug 2025608 PMAQI
3rd Aug 2025619 PMAQI
3rd Aug 20256510 PMAQI
3rd Aug 20257311 PMAQI
4th Aug 20257812 AMAQI
4th Aug 2025831 AMAQI
4th Aug 2025842 AMAQI
4th Aug 2025743 AMAQI
4th Aug 2025684 AMAQI
4th Aug 2025665 AMAQI
22°C9/32°C
4th Aug 2025636 AMAQI
4th Aug 2025617 AMAQI
4th Aug 2025608 AMAQI
4th Aug 2025599 AMAQI
4th Aug 20256210 AMAQI
4th Aug 20256311 AMAQI
4th Aug 20256012 PMAQI
4th Aug 2025581 PMAQI
4th Aug 2025582 PMAQI
4th Aug 2025583 PMAQI
4th Aug 2025574 PMAQI
4th Aug 2025565 PMAQI
4th Aug 2025566 PMAQI
4th Aug 2025657 PMAQI
4th Aug 2025608 PMAQI
4th Aug 2025579 PMAQI
4th Aug 20255710 PMAQI
4th Aug 20255811 PMAQI
5th Aug 20255812 AMAQI
5th Aug 2025601 AMAQI
5th Aug 2025612 AMAQI
5th Aug 2025603 AMAQI
5th Aug 2025604 AMAQI
5th Aug 2025605 AMAQI
22°C10/33°C
5th Aug 2025616 AMAQI
5th Aug 2025627 AMAQI
5th Aug 2025688 AMAQI
5th Aug 2025769 AMAQI
5th Aug 20258110 AMAQI
5th Aug 20257911 AMAQI
5th Aug 20257512 PMAQI
5th Aug 2025791 PMAQI
5th Aug 2025792 PMAQI
5th Aug 2025773 PMAQI
5th Aug 2025764 PMAQI
5th Aug 2025795 PMAQI
5th Aug 2025826 PMAQI
5th Aug 2025687 PMAQI
5th Aug 2025798 PMAQI
5th Aug 2025909 PMAQI
5th Aug 20259110 PMAQI
5th Aug 20259111 PMAQI
6th Aug 20258712 AMAQI
6th Aug 2025881 AMAQI
6th Aug 2025862 AMAQI
6th Aug 2025863 AMAQI
6th Aug 2025864 AMAQI
6th Aug 2025845 AMAQI
22°C10/32°C
6th Aug 2025826 AMAQI
6th Aug 2025807 AMAQI
6th Aug 2025778 AMAQI
6th Aug 2025759 AMAQI
6th Aug 20257410 AMAQI
6th Aug 20257011 AMAQI
6th Aug 20256812 PMAQI
6th Aug 2025701 PMAQI
6th Aug 2025702 PMAQI
6th Aug 2025683 PMAQI
6th Aug 2025644 PMAQI
6th Aug 2025645 PMAQI
6th Aug 2025606 PMAQI
6th Aug 2025827 PMAQI
6th Aug 2025698 PMAQI
6th Aug 2025579 PMAQI
6th Aug 20255810 PMAQI
6th Aug 20255811 PMAQI
7th Aug 20256612 AMAQI
7th Aug 2025711 AMAQI
7th Aug 2025632 AMAQI
7th Aug 2025573 AMAQI
7th Aug 2025554 AMAQI
7th Aug 2025565 AMAQI
22°C8/34°C
7th Aug 2025596 AMAQI
7th Aug 2025597 AMAQI
7th Aug 2025588 AMAQI
7th Aug 2025579 AMAQI
7th Aug 20255610 AMAQI
7th Aug 20255611 AMAQI
7th Aug 20255412 PMAQI
7th Aug 2025531 PMAQI
7th Aug 2025532 PMAQI
7th Aug 2025553 PMAQI
7th Aug 2025544 PMAQI
7th Aug 2025555 PMAQI
7th Aug 2025536 PMAQI
7th Aug 2025567 PMAQI
7th Aug 2025558 PMAQI
7th Aug 2025559 PMAQI
7th Aug 20255410 PMAQI
7th Aug 20255411 PMAQI
8th Aug 20255412 AMAQI
8th Aug 2025541 AMAQI
8th Aug 2025532 AMAQI
8th Aug 2025483 AMAQI
8th Aug 2025484 AMAQI
8th Aug 2025475 AMAQI
23°C11/33°C
8th Aug 2025506 AMAQI
8th Aug 2025517 AMAQI
8th Aug 2025498 AMAQI
8th Aug 2025509 AMAQI
8th Aug 20255010 AMAQI
8th Aug 20255211 AMAQI
8th Aug 20255012 PMAQI
8th Aug 2025481 PMAQI
8th Aug 2025502 PMAQI
8th Aug 2025513 PMAQI
8th Aug 2025514 PMAQI
8th Aug 2025515 PMAQI
8th Aug 2025506 PMAQI
8th Aug 2025527 PMAQI
8th Aug 2025538 PMAQI
8th Aug 2025519 PMAQI
8th Aug 20254810 PMAQI
8th Aug 20254711 PMAQI
9th Aug 20254712 AMAQI
9th Aug 2025471 AMAQI
9th Aug 2025452 AMAQI
9th Aug 2025433 AMAQI
9th Aug 2025464 AMAQI
9th Aug 2025475 AMAQI
21°C13/28°C
9th Aug 2025466 AMAQI
9th Aug 2025467 AMAQI
9th Aug 2025468 AMAQI
9th Aug 2025469 AMAQI
9th Aug 20254810 AMAQI
9th Aug 20254611 AMAQI
9th Aug 20254612 PMAQI
9th Aug 2025471 PMAQI
9th Aug 2025482 PMAQI
9th Aug 2025473 PMAQI
9th Aug 2025474 PMAQI
9th Aug 2025475 PMAQI
9th Aug 2025456 PMAQI
9th Aug 2025467 PMAQI
9th Aug 2025478 PMAQI
9th Aug 2025459 PMAQI
9th Aug 20254410 PMAQI
9th Aug 20254511 PMAQI
10th Aug 20254612 AMAQI
10th Aug 2025461 AMAQI
10th Aug 2025452 AMAQI
10th Aug 2025453 AMAQI
10th Aug 2025474 AMAQI
10th Aug 2025455 AMAQI
16°C4/26°C
10th Aug 2025446 AMAQI
10th Aug 2025457 AMAQI
10th Aug 2025458 AMAQI
10th Aug 2025469 AMAQI
10th Aug 20254610 AMAQI
10th Aug 20254511 AMAQI
10th Aug 20254512 PMAQI
10th Aug 2025441 PMAQI
10th Aug 2025452 PMAQI
10th Aug 2025463 PMAQI
10th Aug 2025464 PMAQI
10th Aug 2025455 PMAQI
10th Aug 2025446 PMAQI
10th Aug 2025457 PMAQI
10th Aug 2025448 PMAQI
10th Aug 2025439 PMAQI
10th Aug 20254210 PMAQI
10th Aug 20254311 PMAQI
11th Aug 20254412 AMAQI
11th Aug 2025421 AMAQI
11th Aug 2025392 AMAQI
11th Aug 2025393 AMAQI
11th Aug 2025414 AMAQI
11th Aug 2025425 AMAQI
19°C6/30°C
11th Aug 2025446 AMAQI
11th Aug 2025457 AMAQI
11th Aug 2025448 AMAQI
11th Aug 2025469 AMAQI
11th Aug 20254810 AMAQI
11th Aug 20254911 AMAQI
11th Aug 20254812 PMAQI
11th Aug 2025461 PMAQI
11th Aug 2025442 PMAQI
11th Aug 2025463 PMAQI
11th Aug 2025464 PMAQI
11th Aug 2025445 PMAQI
11th Aug 2025456 PMAQI
11th Aug 2025427 PMAQI
11th Aug 2025408 PMAQI
11th Aug 2025379 PMAQI
11th Aug 20253710 PMAQI
11th Aug 20253811 PMAQI
12th Aug 20254012 AMAQI
12th Aug 2025431 AMAQI
12th Aug 2025442 AMAQI
12th Aug 2025423 AMAQI
12th Aug 2025444 AMAQI
12th Aug 2025475 AMAQI
21°C9/32°C
12th Aug 2025476 AMAQI
12th Aug 2025487 AMAQI
12th Aug 2025508 AMAQI
12th Aug 2025519 AMAQI
12th Aug 20255310 AMAQI
12th Aug 20255411 AMAQI
12th Aug 20255312 PMAQI
12th Aug 2025511 PMAQI
12th Aug 2025492 PMAQI
12th Aug 2025513 PMAQI
12th Aug 2025514 PMAQI
12th Aug 2025485 PMAQI
12th Aug 2025456 PMAQI
12th Aug 2025467 PMAQI
12th Aug 2025428 PMAQI
12th Aug 2025409 PMAQI
12th Aug 20253910 PMAQI
12th Aug 20253711 PMAQI
13th Aug 20253412 AMAQI
13th Aug 2025341 AMAQI
13th Aug 2025352 AMAQI
13th Aug 2025353 AMAQI
13th Aug 2025354 AMAQI
13th Aug 2025335 AMAQI
23°C9/34°C
13th Aug 2025346 AMAQI
13th Aug 2025397 AMAQI
13th Aug 2025448 AMAQI
13th Aug 2025519 AMAQI
13th Aug 20255610 AMAQI
13th Aug 20255811 AMAQI
13th Aug 20256012 PMAQI
13th Aug 2025611 PMAQI
13th Aug 2025612 PMAQI
13th Aug 2025593 PMAQI
13th Aug 2025574 PMAQI
13th Aug 2025565 PMAQI
13th Aug 2025526 PMAQI
13th Aug 2025457 PMAQI
13th Aug 2025528 PMAQI
13th Aug 2025559 PMAQI
13th Aug 20255610 PMAQI
13th Aug 20255811 PMAQI
14th Aug 20255812 AMAQI
14th Aug 2025561 AMAQI
14th Aug 2025542 AMAQI
14th Aug 2025533 AMAQI
14th Aug 2025544 AMAQI
14th Aug 2025545 AMAQI
25°C14/37°C
14th Aug 2025556 AMAQI
14th Aug 2025567 AMAQI
14th Aug 2025588 AMAQI
14th Aug 2025619 AMAQI
14th Aug 20256410 AMAQI
14th Aug 20256711 AMAQI
14th Aug 20256812 PMAQI
14th Aug 2025671 PMAQI
14th Aug 2025692 PMAQI
14th Aug 2025703 PMAQI
14th Aug 2025714 PMAQI
14th Aug 2025715 PMAQI
14th Aug 2025716 PMAQI
14th Aug 2025607 PMAQI
14th Aug 2025648 PMAQI
14th Aug 2025679 PMAQI
14th Aug 20256610 PMAQI
14th Aug 20256811 PMAQI
15th Aug 20256712 AMAQI
15th Aug 2025681 AMAQI
15th Aug 2025682 AMAQI
15th Aug 2025683 AMAQI
15th Aug 2025674 AMAQI
15th Aug 2025685 AMAQI
26°C15/36°C
15th Aug 2025706 AMAQI
15th Aug 2025697 AMAQI
15th Aug 2025708 AMAQI
15th Aug 2025679 AMAQI
15th Aug 20256710 AMAQI
15th Aug 20256611 AMAQI
15th Aug 20256512 PMAQI
15th Aug 2025621 PMAQI
15th Aug 2025612 PMAQI
15th Aug 2025633 PMAQI
15th Aug 2025624 PMAQI
15th Aug 2025595 PMAQI
15th Aug 2025586 PMAQI
15th Aug 2025677 PMAQI
15th Aug 2025618 PMAQI
15th Aug 2025569 PMAQI
15th Aug 20255610 PMAQI
15th Aug 20255711 PMAQI
16th Aug 20255812 AMAQI
16th Aug 2025581 AMAQI
16th Aug 2025562 AMAQI
16th Aug 2025553 AMAQI
16th Aug 2025574 AMAQI
16th Aug 2025555 AMAQI
24°C16/34°C
16th Aug 2025546 AMAQI
16th Aug 2025537 AMAQI
16th Aug 2025528 AMAQI
16th Aug 2025519 AMAQI
16th Aug 20255010 AMAQI
16th Aug 20255111 AMAQI
16th Aug 20255112 PMAQI
16th Aug 2025521 PMAQI
16th Aug 2025562 PMAQI
16th Aug 2025573 PMAQI
16th Aug 2025584 PMAQI
16th Aug 2025605 PMAQI
16th Aug 2025606 PMAQI
16th Aug 2025557 PMAQI
16th Aug 2025518 PMAQI
16th Aug 2025529 PMAQI
16th Aug 20255510 PMAQI
16th Aug 20255211 PMAQI
17th Aug 20254812 AMAQI
17th Aug 2025491 AMAQI
17th Aug 2025512 AMAQI
17th Aug 2025513 AMAQI
17th Aug 2025484 AMAQI
17th Aug 2025445 AMAQI
21°C13/33°C
17th Aug 2025406 AMAQI
17th Aug 2025377 AMAQI
17th Aug 2025338 AMAQI
17th Aug 2025309 AMAQI
17th Aug 20253010 AMAQI
17th Aug 20253211 AMAQI
17th Aug 20253212 PMAQI
17th Aug 2025351 PMAQI
17th Aug 2025382 PMAQI
17th Aug 2025423 PMAQI
17th Aug 2025394 PMAQI
17th Aug 2025395 PMAQI
17th Aug 2025376 PMAQI
17th Aug 2025397 PMAQI
17th Aug 2025358 PMAQI
17th Aug 2025319 PMAQI
17th Aug 20252910 PMAQI
17th Aug 20252811 PMAQI
18th Aug 20253112 AMAQI
18th Aug 2025321 AMAQI
18th Aug 2025312 AMAQI
18th Aug 2025323 AMAQI
18th Aug 2025344 AMAQI
18th Aug 2025345 AMAQI
21°C13/32°C
18th Aug 2025356 AMAQI
18th Aug 2025387 AMAQI
18th Aug 2025398 AMAQI
18th Aug 2025389 AMAQI
18th Aug 20254010 AMAQI
18th Aug 20254211 AMAQI
18th Aug 20254312 PMAQI
18th Aug 2025421 PMAQI
18th Aug 2025442 PMAQI
18th Aug 2025433 PMAQI
18th Aug 2025404 PMAQI
18th Aug 2025405 PMAQI
18th Aug 2025426 PMAQI
18th Aug 2025357 PMAQI
18th Aug 2025358 PMAQI
18th Aug 2025319 PMAQI
18th Aug 20253010 PMAQI
18th Aug 20252811 PMAQI
19th Aug 20252612 AMAQI
19th Aug 2025241 AMAQI
19th Aug 2025242 AMAQI
19th Aug 2025273 AMAQI
19th Aug 2025284 AMAQI
19th Aug 2025305 AMAQI
22°C8/33°C
19th Aug 2025316 AMAQI
19th Aug 2025327 AMAQI
19th Aug 2025338 AMAQI
19th Aug 2025369 AMAQI
19th Aug 20253810 AMAQI
19th Aug 20254011 AMAQI
19th Aug 20253912 PMAQI
19th Aug 2025391 PMAQI
19th Aug 2025372 PMAQI
19th Aug 2025353 PMAQI
19th Aug 2025334 PMAQI
19th Aug 2025305 PMAQI
19th Aug 2025256 PMAQI
19th Aug 2025237 PMAQI
19th Aug 2025208 PMAQI
19th Aug 2025189 PMAQI
19th Aug 20252010 PMAQI
19th Aug 20251911 PMAQI
20th Aug 20251912 AMAQI
20th Aug 2025191 AMAQI
20th Aug 2025202 AMAQI
20th Aug 2025203 AMAQI
20th Aug 2025204 AMAQI
20th Aug 2025215 AMAQI
23°C8/37°C
20th Aug 2025226 AMAQI
20th Aug 2025247 AMAQI
20th Aug 2025258 AMAQI
20th Aug 2025279 AMAQI
20th Aug 20252910 AMAQI
20th Aug 20253011 AMAQI
20th Aug 20253212 PMAQI
20th Aug 2025311 PMAQI
20th Aug 2025342 PMAQI
20th Aug 2025323 PMAQI
20th Aug 2025304 PMAQI
20th Aug 2025255 PMAQI
20th Aug 2025236 PMAQI
20th Aug 2025227 PMAQI
20th Aug 2025218 PMAQI
20th Aug 2025229 PMAQI
20th Aug 20252110 PMAQI
20th Aug 20252211 PMAQI
21st Aug 20252412 AMAQI
21st Aug 2025241 AMAQI
21st Aug 2025242 AMAQI
21st Aug 2025243 AMAQI
21st Aug 2025254 AMAQI
21st Aug 2025245 AMAQI
26°C12/37°C
21st Aug 2025256 AMAQI
21st Aug 2025257 AMAQI
21st Aug 2025278 AMAQI
21st Aug 2025289 AMAQI
21st Aug 20252910 AMAQI
21st Aug 20252911 AMAQI
21st Aug 20252912 PMAQI
21st Aug 2025301 PMAQI
21st Aug 2025322 PMAQI
21st Aug 2025403 PMAQI
21st Aug 2025434 PMAQI
21st Aug 2025435 PMAQI
21st Aug 2025426 PMAQI
21st Aug 2025357 PMAQI
21st Aug 2025338 PMAQI
21st Aug 2025309 PMAQI
21st Aug 20252910 PMAQI
21st Aug 20253011 PMAQI
22nd Aug 20253012 AMAQI
22nd Aug 2025311 AMAQI
24°C13/35°C
6 AM
1 PM
8 PM
1 AM
5 AM
--°C/°C
Day time
Avg. Highest Time
10 AM - 3 PM
53AQI
6 hours / Day
180 hours / Month
Avg. Lowest Time
6 AM - 9 AM
50AQI
4 hours / Day
120 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 10 AM to 3 PM (Avg. 53), while the lowest AQI was between 6 AM to 9 AM (Avg. 50).
Night time
Avg. Highest Time
12 AM - 11 PM
49AQI
9 hours / Day
270 hours / Month
Avg. Lowest Time
12 AM - 11 PM
49AQI
9 hours / Day
270 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 11 PM (Avg. 49), while the lowest AQI was between 12 AM to 11 PM (Avg. 49).
2025 Days Vs Air Quality
Portage, Utah, United States
2025
97%
144
3%
5
Total number of days with different AQI categories in last 234 days in 2025 (131 days remaining)
Good
144 DaysModerate
5 DaysPoor
0 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 97%
Health Risk Level:
Very Low
In 2025, 97% of 234 days were within WHO’s safe air quality limits. The risk of health issues is Very Low, but health impacts are still unclear.
Annual Air Quality Insights
Portage, Utah, United States
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
2nd January 2025
3rd January 2025
4th January 2025
5th January 2025
6th January 2025
7th January 2025
8th January 2025
9th January 2025
10th January 2025
11th January 2025
12th January 2025
13th January 2025
14th January 2025
15th January 2025
16th January 2025
17th January 2025
18th January 2025
19th January 2025
20th January 2025
21st January 2025
22nd January 2025
23rd January 2025
24th January 2025
25th January 2025
26th January 2025
27th January 2025
28th January 2025
29th January 2025
30th January 2025
31st January 2025
1st February 2025
2nd February 2025
3rd February 2025
4th February 2025
5th February 2025
6th February 2025
7th February 2025
8th February 2025
9th February 2025
10th February 2025
11th February 2025
12th February 2025
13th February 2025
14th February 2025
15th February 2025
16th February 2025
17th February 2025
18th February 2025
19th February 2025
20th February 2025
21st February 2025
22nd February 2025
23rd February 2025
24th February 2025
25th February 2025
26th February 2025
27th February 2025
28th February 2025
1st March 2025
2nd March 2025
3rd March 2025
4th March 2025
5th March 2025
6th March 2025
7th March 2025
8th March 2025
9th March 2025
10th March 2025
11th March 2025
12th March 2025
13th March 2025
14th March 2025
15th March 2025
16th March 2025
17th March 2025
18th March 2025
19th March 2025
20th March 2025
21st March 2025
22nd March 2025
23rd March 2025
24th March 2025
25th March 2025
26th March 2025
23AQI
23AQI
27th March 2025
23AQI
23AQI
28th March 2025
68AQI
68AQI
29th March 2025
54AQI
54AQI
30th March 2025
36AQI
36AQI
31st March 2025
24AQI
24AQI
1st April 2025
19AQI
19AQI
2nd April 2025
19AQI
19AQI
3rd April 2025
18AQI
18AQI
4th April 2025
18AQI
18AQI
5th April 2025
17AQI
17AQI
6th April 2025
20AQI
20AQI
7th April 2025
24AQI
24AQI
8th April 2025
23AQI
23AQI
9th April 2025
38AQI
38AQI
10th April 2025
49AQI
49AQI
11th April 2025
45AQI
45AQI
12th April 2025
37AQI
37AQI
13th April 2025
34AQI
34AQI
14th April 2025
31AQI
31AQI
15th April 2025
32AQI
32AQI
16th April 2025
30AQI
30AQI
17th April 2025
24AQI
24AQI
18th April 2025
20AQI
20AQI
19th April 2025
18AQI
18AQI
20th April 2025
20AQI
20AQI
21st April 2025
18AQI
18AQI
22nd April 2025
23AQI
23AQI
23rd April 2025
27AQI
27AQI
24th April 2025
22AQI
22AQI
25th April 2025
24AQI
24AQI
26th April 2025
25AQI
25AQI
27th April 2025
24AQI
24AQI
28th April 2025
17AQI
17AQI
29th April 2025
18AQI
18AQI
30th April 2025
18AQI
18AQI
1st May 2025
25AQI
25AQI
2nd May 2025
26AQI
26AQI
3rd May 2025
30AQI
30AQI
4th May 2025
25AQI
25AQI
5th May 2025
24AQI
24AQI
6th May 2025
13AQI
13AQI
7th May 2025
17AQI
17AQI
8th May 2025
22AQI
22AQI
9th May 2025
25AQI
25AQI
10th May 2025
26AQI
26AQI
11th May 2025
28AQI
28AQI
12th May 2025
45AQI
45AQI
13th May 2025
30AQI
30AQI
14th May 2025
22AQI
22AQI
15th May 2025
19AQI
19AQI
16th May 2025
21AQI
21AQI
17th May 2025
20AQI
20AQI
18th May 2025
19AQI
19AQI
19th May 2025
21AQI
21AQI
20th May 2025
21AQI
21AQI
21st May 2025
22AQI
22AQI
22nd May 2025
23AQI
23AQI
23rd May 2025
30AQI
30AQI
24th May 2025
28AQI
28AQI
25th May 2025
28AQI
28AQI
26th May 2025
26AQI
26AQI
27th May 2025
29AQI
29AQI
28th May 2025
31AQI
31AQI
29th May 2025
31AQI
31AQI
30th May 2025
34AQI
34AQI
31st May 2025
32AQI
32AQI
1st June 2025
37AQI
37AQI
2nd June 2025
30AQI
30AQI
3rd June 2025
25AQI
25AQI
4th June 2025
24AQI
24AQI
5th June 2025
29AQI
29AQI
6th June 2025
31AQI
31AQI
7th June 2025
38AQI
38AQI
8th June 2025
31AQI
31AQI
9th June 2025
31AQI
31AQI
10th June 2025
34AQI
34AQI
11th June 2025
38AQI
38AQI
12th June 2025
41AQI
41AQI
13th June 2025
39AQI
39AQI
14th June 2025
39AQI
39AQI
15th June 2025
37AQI
37AQI
16th June 2025
30AQI
30AQI
17th June 2025
34AQI
34AQI
18th June 2025
34AQI
34AQI
19th June 2025
33AQI
33AQI
20th June 2025
38AQI
38AQI
21st June 2025
41AQI
41AQI
22nd June 2025
35AQI
35AQI
23rd June 2025
30AQI
30AQI
24th June 2025
29AQI
29AQI
25th June 2025
37AQI
37AQI
26th June 2025
35AQI
35AQI
27th June 2025
42AQI
42AQI
28th June 2025
34AQI
34AQI
29th June 2025
27AQI
27AQI
30th June 2025
27AQI
27AQI
1st July 2025
38AQI
38AQI
2nd July 2025
44AQI
44AQI
3rd July 2025
44AQI
44AQI
4th July 2025
39AQI
39AQI
5th July 2025
50AQI
50AQI
6th July 2025
37AQI
37AQI
7th July 2025
36AQI
36AQI
8th July 2025
32AQI
32AQI
9th July 2025
36AQI
36AQI
10th July 2025
37AQI
37AQI
11th July 2025
36AQI
36AQI
12th July 2025
34AQI
34AQI
13th July 2025
33AQI
33AQI
14th July 2025
35AQI
35AQI
15th July 2025
46AQI
46AQI
16th July 2025
50AQI
50AQI
17th July 2025
52AQI
52AQI
18th July 2025
47AQI
47AQI
19th July 2025
41AQI
41AQI
20th July 2025
46AQI
46AQI
21st July 2025
40AQI
40AQI
22nd July 2025
32AQI
32AQI
23rd July 2025
33AQI
33AQI
24th July 2025
37AQI
37AQI
25th July 2025
49AQI
49AQI
26th July 2025
35AQI
35AQI
27th July 2025
27AQI
27AQI
28th July 2025
30AQI
30AQI
29th July 2025
33AQI
33AQI
30th July 2025
38AQI
38AQI
31st July 2025
49AQI
49AQI
1st August 2025
49AQI
49AQI
2nd August 2025
39AQI
39AQI
3rd August 2025
41AQI
41AQI
4th August 2025
50AQI
50AQI
5th August 2025
52AQI
52AQI
6th August 2025
49AQI
49AQI
7th August 2025
37AQI
37AQI
8th August 2025
33AQI
33AQI
9th August 2025
25AQI
25AQI
10th August 2025
27AQI
27AQI
11th August 2025
31AQI
31AQI
12th August 2025
37AQI
37AQI
13th August 2025
45AQI
45AQI
14th August 2025
55AQI
55AQI
15th August 2025
50AQI
50AQI
16th August 2025
47AQI
47AQI
17th August 2025
38AQI
38AQI
18th August 2025
36AQI
36AQI
19th August 2025
32AQI
32AQI
20th August 2025
36AQI
36AQI
21st August 2025
45AQI
45AQI
22nd August 2025
23rd August 2025
24th August 2025
25th August 2025
26th August 2025
27th August 2025
28th August 2025
29th August 2025
30th August 2025
31st August 2025
1st September 2025
2nd September 2025
3rd September 2025
4th September 2025
5th September 2025
6th September 2025
7th September 2025
8th September 2025
9th September 2025
10th September 2025
11th September 2025
12th September 2025
13th September 2025
14th September 2025
15th September 2025
16th September 2025
17th September 2025
18th September 2025
19th September 2025
20th September 2025
21st September 2025
22nd September 2025
23rd September 2025
24th September 2025
25th September 2025
26th September 2025
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
38AQI
25AQI
26AQI
34AQI
39AQI
41AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202533AQI
4
2
30
31
30
30
1
19
2
144
5
Highest AQI recorded in
August41AQI
Lowest AQI recorded in
April25AQI
Most & Least Polluted Years Over the Last 1 Years
Most Polluted Year Recorded
2025(Avg.)
33AQILeast Polluted Year Recorded
2025(Avg.)
33AQIPortage's annual 2025 AQI (33) shows an average percentage change of NaN% (improved AQI) compared to previous years: .
