Sioux Falls, South Dakota, 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
Sioux Falls, South Dakota, United States
2024
2025
2026
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
1st Aug 2025
124AQILowest AQI recorded on
18th Aug 2025
17AQISame Day Analysis (14th August):
On this day, AQI across the 3 years varied significantly: 2026 ranks 1st highest AQI at 50 of Good air quality on the same day.
Day & Night AQI Trend: 14th Aug - 15th Aug 2026
Sioux Falls, South Dakota, United States
AQI
Day
Night
.
6 AM14th Aug 2026
8 PM
5 AM15th Aug 2026
Day time
Avg. Highest Time
7AM14th Aug
56AQI
Avg. Lowest Time
5PM14th Aug
42AQI
Night time
Avg. Highest Time
11PM14th Aug
52AQI
Avg. Lowest Time
2AM15th Aug
25AQI
In the last 24 hours,
Sioux Falls's AQI reached its highest point of 56 at 7 AM during the Day, while the lowest point, 25, was recorded at 2 AM during the Night between 14th Aug and 15th Aug 2026.
Day & Night AQI Trend : Jul - Aug 2026
Sioux Falls, South Dakota, United States
JulAug
17th - 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 - 15th15th
Day
Night
17th Jul 2026416 AMAQI
17th Jul 2026447 AMAQI
17th Jul 2026318 AMAQI
17th Jul 2026289 AMAQI
17th Jul 20264210 AMAQI
17th Jul 20264011 AMAQI
17th Jul 20265012 PMAQI
17th Jul 2026241 PMAQI
17th Jul 2026452 PMAQI
17th Jul 2026453 PMAQI
17th Jul 2026504 PMAQI
17th Jul 2026525 PMAQI
17th Jul 2026466 PMAQI
17th Jul 2026497 PMAQI
17th Jul 2026488 PMAQI
17th Jul 2026549 PMAQI
17th Jul 20265210 PMAQI
17th Jul 20266511 PMAQI
18th Jul 20267112 AMAQI
18th Jul 2026421 AMAQI
18th Jul 2026822 AMAQI
18th Jul 2026793 AMAQI
18th Jul 2026904 AMAQI
18th Jul 20261085 AMAQI
29°C21/38°C
18th Jul 2026966 AMAQI
18th Jul 2026787 AMAQI
18th Jul 2026728 AMAQI
18th Jul 2026629 AMAQI
18th Jul 20265210 AMAQI
18th Jul 20264811 AMAQI
18th Jul 20265112 PMAQI
18th Jul 2026541 PMAQI
18th Jul 2026522 PMAQI
18th Jul 2026503 PMAQI
18th Jul 2026484 PMAQI
18th Jul 2026475 PMAQI
18th Jul 2026546 PMAQI
18th Jul 2026507 PMAQI
18th Jul 2026548 PMAQI
18th Jul 2026469 PMAQI
18th Jul 20264510 PMAQI
18th Jul 20264711 PMAQI
19th Jul 20264612 AMAQI
19th Jul 2026461 AMAQI
19th Jul 2026472 AMAQI
19th Jul 2026483 AMAQI
19th Jul 2026464 AMAQI
19th Jul 2026505 AMAQI
28°C22/35°C
19th Jul 2026496 AMAQI
19th Jul 2026487 AMAQI
19th Jul 2026458 AMAQI
19th Jul 2026449 AMAQI
19th Jul 20265010 AMAQI
19th Jul 20264411 AMAQI
19th Jul 20264212 PMAQI
19th Jul 2026411 PMAQI
19th Jul 2026442 PMAQI
19th Jul 2026453 PMAQI
19th Jul 2026464 PMAQI
19th Jul 2026505 PMAQI
19th Jul 2026446 PMAQI
19th Jul 2026477 PMAQI
19th Jul 2026498 PMAQI
19th Jul 2026469 PMAQI
19th Jul 20265210 PMAQI
19th Jul 20264811 PMAQI
20th Jul 20264412 AMAQI
20th Jul 2026521 AMAQI
20th Jul 2026452 AMAQI
20th Jul 2026473 AMAQI
20th Jul 2026444 AMAQI
20th Jul 2026425 AMAQI
26°C17/35°C
20th Jul 2026546 AMAQI
20th Jul 2026547 AMAQI
20th Jul 2026548 AMAQI
20th Jul 2026509 AMAQI
20th Jul 20265210 AMAQI
20th Jul 20265611 AMAQI
20th Jul 20265112 PMAQI
20th Jul 2026471 PMAQI
20th Jul 2026482 PMAQI
20th Jul 2026493 PMAQI
20th Jul 2026504 PMAQI
20th Jul 2026485 PMAQI
20th Jul 2026476 PMAQI
20th Jul 2026497 PMAQI
20th Jul 2026528 PMAQI
20th Jul 2026499 PMAQI
20th Jul 20264811 PMAQI
21st Jul 20264312 AMAQI
21st Jul 2026421 AMAQI
21st Jul 2026462 AMAQI
21st Jul 2026513 AMAQI
21st Jul 2026414 AMAQI
21st Jul 2026525 AMAQI
30°C24/38°C
21st Jul 2026566 AMAQI
21st Jul 2026567 AMAQI
21st Jul 2026538 AMAQI
21st Jul 2026449 AMAQI
21st Jul 20264710 AMAQI
21st Jul 20264411 AMAQI
21st Jul 20264712 PMAQI
21st Jul 2026491 PMAQI
21st Jul 2026552 PMAQI
21st Jul 2026543 PMAQI
21st Jul 2026524 PMAQI
21st Jul 2026545 PMAQI
21st Jul 2026566 PMAQI
21st Jul 2026547 PMAQI
21st Jul 2026528 PMAQI
21st Jul 2026529 PMAQI
21st Jul 20265210 PMAQI
21st Jul 20265311 PMAQI
22nd Jul 20265612 AMAQI
22nd Jul 2026561 AMAQI
22nd Jul 2026592 AMAQI
22nd Jul 2026603 AMAQI
22nd Jul 2026584 AMAQI
22nd Jul 2026545 AMAQI
23°C19/30°C
22nd Jul 2026526 AMAQI
22nd Jul 2026547 AMAQI
22nd Jul 2026528 AMAQI
22nd Jul 2026479 AMAQI
22nd Jul 20264610 AMAQI
22nd Jul 20264111 AMAQI
22nd Jul 20265212 PMAQI
22nd Jul 2026441 PMAQI
22nd Jul 2026412 PMAQI
22nd Jul 2026423 PMAQI
22nd Jul 2026494 PMAQI
22nd Jul 2026515 PMAQI
22nd Jul 2026606 PMAQI
22nd Jul 2026397 PMAQI
22nd Jul 2026458 PMAQI
22nd Jul 2026469 PMAQI
22nd Jul 20262110 PMAQI
22nd Jul 20262211 PMAQI
23rd Jul 20262612 AMAQI
23rd Jul 2026261 AMAQI
23rd Jul 2026222 AMAQI
23rd Jul 2026283 AMAQI
23rd Jul 2026234 AMAQI
23rd Jul 2026345 AMAQI
21°C13/28°C
23rd Jul 2026576 AMAQI
23rd Jul 2026577 AMAQI
23rd Jul 2026438 AMAQI
23rd Jul 2026659 AMAQI
23rd Jul 20264510 AMAQI
23rd Jul 20263211 AMAQI
23rd Jul 20264612 PMAQI
23rd Jul 2026401 PMAQI
23rd Jul 2026452 PMAQI
23rd Jul 2026433 PMAQI
23rd Jul 2026464 PMAQI
23rd Jul 2026415 PMAQI
23rd Jul 2026446 PMAQI
23rd Jul 2026457 PMAQI
23rd Jul 2026498 PMAQI
23rd Jul 2026479 PMAQI
23rd Jul 20264510 PMAQI
23rd Jul 20264611 PMAQI
24th Jul 20264612 AMAQI
24th Jul 2026431 AMAQI
24th Jul 2026462 AMAQI
24th Jul 2026513 AMAQI
24th Jul 2026504 AMAQI
24th Jul 2026475 AMAQI
21°C13/31°C
24th Jul 2026486 AMAQI
24th Jul 2026477 AMAQI
24th Jul 2026448 AMAQI
24th Jul 2026529 AMAQI
24th Jul 20264710 AMAQI
24th Jul 20264511 AMAQI
24th Jul 20264612 PMAQI
24th Jul 2026411 PMAQI
24th Jul 2026472 PMAQI
24th Jul 2026443 PMAQI
24th Jul 2026434 PMAQI
24th Jul 2026425 PMAQI
24th Jul 2026416 PMAQI
24th Jul 2026457 PMAQI
24th Jul 2026408 PMAQI
24th Jul 2026449 PMAQI
24th Jul 20264310 PMAQI
24th Jul 20264311 PMAQI
25th Jul 20264112 AMAQI
25th Jul 2026471 AMAQI
25th Jul 2026382 AMAQI
25th Jul 2026503 AMAQI
25th Jul 2026394 AMAQI
25th Jul 2026415 AMAQI
21°C19/25°C
25th Jul 2026446 AMAQI
25th Jul 2026437 AMAQI
25th Jul 2026418 AMAQI
25th Jul 2026479 AMAQI
25th Jul 20264910 AMAQI
25th Jul 20265211 AMAQI
25th Jul 20265412 PMAQI
25th Jul 2026521 PMAQI
25th Jul 2026522 PMAQI
25th Jul 2026413 PMAQI
25th Jul 2026424 PMAQI
25th Jul 2026505 PMAQI
25th Jul 2026526 PMAQI
25th Jul 2026527 PMAQI
25th Jul 2026538 PMAQI
25th Jul 2026489 PMAQI
25th Jul 20264710 PMAQI
25th Jul 20264711 PMAQI
26th Jul 20264312 AMAQI
26th Jul 2026391 AMAQI
26th Jul 2026322 AMAQI
26th Jul 2026463 AMAQI
26th Jul 2026444 AMAQI
26th Jul 2026415 AMAQI
29°C20/41°C
26th Jul 2026356 AMAQI
26th Jul 2026507 AMAQI
26th Jul 2026398 AMAQI
26th Jul 2026529 AMAQI
26th Jul 20263510 AMAQI
26th Jul 20264111 AMAQI
26th Jul 20262512 PMAQI
26th Jul 2026521 PMAQI
26th Jul 2026442 PMAQI
26th Jul 2026533 PMAQI
26th Jul 2026264 PMAQI
26th Jul 2026345 PMAQI
26th Jul 2026326 PMAQI
26th Jul 2026467 PMAQI
26th Jul 2026478 PMAQI
26th Jul 2026429 PMAQI
26th Jul 20265010 PMAQI
26th Jul 20264611 PMAQI
27th Jul 20265212 AMAQI
27th Jul 2026501 AMAQI
27th Jul 2026442 AMAQI
27th Jul 2026503 AMAQI
27th Jul 2026464 AMAQI
27th Jul 2026455 AMAQI
29°C20/39°C
27th Jul 2026466 AMAQI
27th Jul 2026487 AMAQI
27th Jul 2026458 AMAQI
27th Jul 2026459 AMAQI
27th Jul 20265210 AMAQI
27th Jul 20265311 AMAQI
27th Jul 20266012 PMAQI
27th Jul 2026501 PMAQI
27th Jul 2026572 PMAQI
27th Jul 2026563 PMAQI
27th Jul 2026584 PMAQI
27th Jul 2026585 PMAQI
27th Jul 2026576 PMAQI
27th Jul 2026607 PMAQI
27th Jul 2026448 PMAQI
27th Jul 2026439 PMAQI
27th Jul 20264510 PMAQI
27th Jul 20264711 PMAQI
28th Jul 20264812 AMAQI
28th Jul 2026521 AMAQI
28th Jul 2026522 AMAQI
28th Jul 2026543 AMAQI
28th Jul 2026544 AMAQI
28th Jul 2026525 AMAQI
31°C25/40°C
28th Jul 2026556 AMAQI
28th Jul 2026507 AMAQI
28th Jul 2026568 AMAQI
28th Jul 2026569 AMAQI
28th Jul 20266010 AMAQI
28th Jul 20266411 AMAQI
28th Jul 20265512 PMAQI
28th Jul 2026561 PMAQI
28th Jul 2026562 PMAQI
28th Jul 2026553 PMAQI
28th Jul 2026544 PMAQI
28th Jul 2026475 PMAQI
28th Jul 2026536 PMAQI
28th Jul 2026507 PMAQI
28th Jul 2026498 PMAQI
28th Jul 2026499 PMAQI
28th Jul 20265110 PMAQI
28th Jul 20264911 PMAQI
29th Jul 20265212 AMAQI
29th Jul 2026541 AMAQI
29th Jul 2026502 AMAQI
29th Jul 2026523 AMAQI
29th Jul 2026454 AMAQI
29th Jul 2026475 AMAQI
29°C23/37°C
29th Jul 2026496 AMAQI
29th Jul 2026457 AMAQI
29th Jul 2026488 AMAQI
29th Jul 2026489 AMAQI
29th Jul 20265210 AMAQI
29th Jul 20265111 AMAQI
29th Jul 20265212 PMAQI
29th Jul 2026541 PMAQI
29th Jul 2026522 PMAQI
29th Jul 2026503 PMAQI
29th Jul 2026474 PMAQI
29th Jul 2026475 PMAQI
29th Jul 2026476 PMAQI
29th Jul 2026447 PMAQI
29th Jul 2026438 PMAQI
29th Jul 2026499 PMAQI
29th Jul 20264710 PMAQI
29th Jul 20264911 PMAQI
30th Jul 20265012 AMAQI
30th Jul 2026521 AMAQI
30th Jul 2026562 AMAQI
30th Jul 2026553 AMAQI
30th Jul 2026484 AMAQI
30th Jul 2026465 AMAQI
28°C21/37°C
30th Jul 2026426 AMAQI
30th Jul 2026527 AMAQI
30th Jul 2026498 AMAQI
30th Jul 2026529 AMAQI
30th Jul 20265110 AMAQI
30th Jul 20264811 AMAQI
30th Jul 20265212 PMAQI
30th Jul 2026521 PMAQI
30th Jul 2026542 PMAQI
30th Jul 2026503 PMAQI
30th Jul 2026454 PMAQI
30th Jul 2026545 PMAQI
30th Jul 2026486 PMAQI
30th Jul 2026527 PMAQI
30th Jul 2026508 PMAQI
30th Jul 2026509 PMAQI
30th Jul 20264810 PMAQI
30th Jul 20264811 PMAQI
31st Jul 20264412 AMAQI
31st Jul 2026471 AMAQI
31st Jul 2026442 AMAQI
31st Jul 2026443 AMAQI
31st Jul 2026364 AMAQI
31st Jul 2026415 AMAQI
25°C23/29°C
31st Jul 2026256 AMAQI
31st Jul 2026657 AMAQI
31st Jul 2026688 AMAQI
31st Jul 2026519 AMAQI
31st Jul 20264210 AMAQI
31st Jul 20262111 AMAQI
31st Jul 20263212 PMAQI
31st Jul 2026391 PMAQI
31st Jul 2026482 PMAQI
31st Jul 2026503 PMAQI
31st Jul 2026464 PMAQI
31st Jul 2026435 PMAQI
31st Jul 2026436 PMAQI
31st Jul 2026457 PMAQI
31st Jul 2026458 PMAQI
31st Jul 2026439 PMAQI
31st Jul 20264010 PMAQI
31st Jul 20264411 PMAQI
1st Aug 20263712 AMAQI
1st Aug 2026411 AMAQI
1st Aug 2026342 AMAQI
1st Aug 2026363 AMAQI
1st Aug 2026414 AMAQI
1st Aug 2026405 AMAQI
21°C17/24°C
1st Aug 2026426 AMAQI
1st Aug 2026427 AMAQI
1st Aug 2026438 AMAQI
1st Aug 2026419 AMAQI
1st Aug 20263910 AMAQI
1st Aug 20264211 AMAQI
1st Aug 20264812 PMAQI
1st Aug 2026471 PMAQI
1st Aug 2026402 PMAQI
1st Aug 2026363 PMAQI
1st Aug 2026464 PMAQI
1st Aug 2026455 PMAQI
1st Aug 2026246 PMAQI
1st Aug 2026397 PMAQI
1st Aug 2026378 PMAQI
1st Aug 2026409 PMAQI
1st Aug 20264610 PMAQI
1st Aug 20264411 PMAQI
2nd Aug 20263812 AMAQI
2nd Aug 2026511 AMAQI
2nd Aug 2026492 AMAQI
2nd Aug 2026393 AMAQI
2nd Aug 2026324 AMAQI
2nd Aug 2026355 AMAQI
23°C14/33°C
2nd Aug 2026226 AMAQI
2nd Aug 2026397 AMAQI
2nd Aug 2026278 AMAQI
2nd Aug 2026429 AMAQI
2nd Aug 20263710 AMAQI
2nd Aug 20264611 AMAQI
2nd Aug 20265212 PMAQI
2nd Aug 2026501 PMAQI
2nd Aug 2026442 PMAQI
2nd Aug 2026413 PMAQI
2nd Aug 2026484 PMAQI
2nd Aug 2026455 PMAQI
2nd Aug 2026476 PMAQI
2nd Aug 2026527 PMAQI
2nd Aug 2026518 PMAQI
2nd Aug 2026489 PMAQI
2nd Aug 20265310 PMAQI
2nd Aug 20265411 PMAQI
3rd Aug 20265412 AMAQI
3rd Aug 2026521 AMAQI
3rd Aug 2026482 AMAQI
3rd Aug 2026523 AMAQI
3rd Aug 2026524 AMAQI
3rd Aug 2026525 AMAQI
24°C14/35°C
3rd Aug 2026526 AMAQI
3rd Aug 2026477 AMAQI
3rd Aug 2026468 AMAQI
3rd Aug 2026429 AMAQI
3rd Aug 20264310 AMAQI
3rd Aug 20264411 AMAQI
3rd Aug 20263912 PMAQI
3rd Aug 2026431 PMAQI
3rd Aug 2026452 PMAQI
3rd Aug 2026453 PMAQI
3rd Aug 2026544 PMAQI
3rd Aug 2026545 PMAQI
3rd Aug 2026506 PMAQI
3rd Aug 2026447 PMAQI
3rd Aug 2026488 PMAQI
3rd Aug 2026509 PMAQI
3rd Aug 20264110 PMAQI
3rd Aug 20264211 PMAQI
4th Aug 20265412 AMAQI
4th Aug 2026591 AMAQI
4th Aug 2026702 AMAQI
4th Aug 2026623 AMAQI
4th Aug 2026584 AMAQI
4th Aug 2026635 AMAQI
26°C19/36°C
4th Aug 2026626 AMAQI
4th Aug 2026647 AMAQI
4th Aug 2026648 AMAQI
4th Aug 2026659 AMAQI
4th Aug 20265810 AMAQI
4th Aug 20265111 AMAQI
4th Aug 20264712 PMAQI
4th Aug 2026501 PMAQI
4th Aug 2026522 PMAQI
4th Aug 2026463 PMAQI
4th Aug 2026514 PMAQI
4th Aug 2026465 PMAQI
4th Aug 2026526 PMAQI
4th Aug 2026517 PMAQI
4th Aug 2026528 PMAQI
4th Aug 2026489 PMAQI
4th Aug 20264110 PMAQI
4th Aug 20264511 PMAQI
5th Aug 20265012 AMAQI
5th Aug 2026481 AMAQI
5th Aug 2026442 AMAQI
5th Aug 2026493 AMAQI
5th Aug 2026424 AMAQI
5th Aug 2026305 AMAQI
19°C15/25°C
5th Aug 2026506 AMAQI
5th Aug 2026377 AMAQI
5th Aug 2026428 AMAQI
5th Aug 2026369 AMAQI
5th Aug 20262610 AMAQI
5th Aug 20263211 AMAQI
5th Aug 20263512 PMAQI
5th Aug 2026301 PMAQI
5th Aug 2026252 PMAQI
5th Aug 2026293 PMAQI
5th Aug 2026564 PMAQI
5th Aug 2026315 PMAQI
5th Aug 2026326 PMAQI
5th Aug 2026287 PMAQI
5th Aug 2026428 PMAQI
5th Aug 2026399 PMAQI
5th Aug 20265010 PMAQI
5th Aug 20266411 PMAQI
6th Aug 20267012 AMAQI
6th Aug 2026561 AMAQI
6th Aug 2026422 AMAQI
6th Aug 2026223 AMAQI
6th Aug 2026424 AMAQI
6th Aug 2026315 AMAQI
20°C10/30°C
6th Aug 2026326 AMAQI
6th Aug 2026247 AMAQI
6th Aug 2026288 AMAQI
6th Aug 2026489 AMAQI
6th Aug 20262310 AMAQI
6th Aug 20265011 AMAQI
6th Aug 20264612 PMAQI
6th Aug 2026461 PMAQI
6th Aug 2026542 PMAQI
6th Aug 2026473 PMAQI
6th Aug 2026514 PMAQI
6th Aug 2026475 PMAQI
6th Aug 2026476 PMAQI
6th Aug 2026507 PMAQI
6th Aug 2026428 PMAQI
6th Aug 2026399 PMAQI
6th Aug 20264910 PMAQI
6th Aug 20263811 PMAQI
7th Aug 20265212 AMAQI
7th Aug 2026501 AMAQI
7th Aug 2026522 AMAQI
7th Aug 2026483 AMAQI
7th Aug 2026364 AMAQI
7th Aug 2026475 AMAQI
21°C12/30°C
7th Aug 2026416 AMAQI
7th Aug 2026557 AMAQI
7th Aug 2026258 AMAQI
7th Aug 2026349 AMAQI
7th Aug 20263510 AMAQI
7th Aug 20263211 AMAQI
7th Aug 20265012 PMAQI
7th Aug 2026521 PMAQI
7th Aug 2026562 PMAQI
7th Aug 2026433 PMAQI
7th Aug 2026434 PMAQI
7th Aug 2026425 PMAQI
7th Aug 2026626 PMAQI
7th Aug 2026247 PMAQI
7th Aug 2026408 PMAQI
7th Aug 2026569 PMAQI
7th Aug 20265210 PMAQI
7th Aug 20264711 PMAQI
8th Aug 20264912 AMAQI
8th Aug 2026581 AMAQI
8th Aug 2026642 AMAQI
8th Aug 2026643 AMAQI
8th Aug 2026464 AMAQI
8th Aug 2026455 AMAQI
23°C18/30°C
8th Aug 2026496 AMAQI
8th Aug 2026377 AMAQI
8th Aug 2026368 AMAQI
8th Aug 2026409 AMAQI
8th Aug 20266310 AMAQI
8th Aug 20267211 AMAQI
8th Aug 20266412 PMAQI
8th Aug 2026431 PMAQI
8th Aug 2026642 PMAQI
8th Aug 2026663 PMAQI
8th Aug 2026644 PMAQI
8th Aug 2026545 PMAQI
8th Aug 2026246 PMAQI
8th Aug 2026437 PMAQI
8th Aug 2026308 PMAQI
8th Aug 2026619 PMAQI
8th Aug 20263010 PMAQI
8th Aug 20266011 PMAQI
9th Aug 20265012 AMAQI
9th Aug 2026701 AMAQI
9th Aug 2026662 AMAQI
9th Aug 2026723 AMAQI
9th Aug 2026514 AMAQI
9th Aug 2026665 AMAQI
21°C10/32°C
9th Aug 2026486 AMAQI
9th Aug 2026407 AMAQI
9th Aug 2026388 AMAQI
9th Aug 2026409 AMAQI
9th Aug 20263610 AMAQI
9th Aug 20263911 AMAQI
9th Aug 20264112 PMAQI
9th Aug 2026441 PMAQI
9th Aug 2026482 PMAQI
9th Aug 2026463 PMAQI
9th Aug 2026394 PMAQI
9th Aug 2026435 PMAQI
9th Aug 2026496 PMAQI
9th Aug 2026497 PMAQI
9th Aug 2026498 PMAQI
9th Aug 2026439 PMAQI
9th Aug 20265110 PMAQI
9th Aug 20264911 PMAQI
10th Aug 20265012 AMAQI
10th Aug 2026461 AMAQI
10th Aug 2026502 AMAQI
10th Aug 2026513 AMAQI
10th Aug 2026364 AMAQI
10th Aug 2026425 AMAQI
24°C19/32°C
10th Aug 2026486 AMAQI
10th Aug 2026327 AMAQI
10th Aug 2026468 AMAQI
10th Aug 2026459 AMAQI
10th Aug 20264410 AMAQI
10th Aug 20264211 AMAQI
10th Aug 20264812 PMAQI
10th Aug 2026461 PMAQI
10th Aug 2026422 PMAQI
10th Aug 2026403 PMAQI
10th Aug 2026504 PMAQI
10th Aug 2026445 PMAQI
10th Aug 2026506 PMAQI
10th Aug 2026267 PMAQI
10th Aug 2026288 PMAQI
10th Aug 2026419 PMAQI
10th Aug 20264210 PMAQI
10th Aug 20264611 PMAQI
11th Aug 20264312 AMAQI
11th Aug 2026381 AMAQI
11th Aug 2026432 AMAQI
11th Aug 2026343 AMAQI
11th Aug 2026464 AMAQI
11th Aug 2026445 AMAQI
26°C19/34°C
11th Aug 2026466 AMAQI
11th Aug 2026447 AMAQI
11th Aug 2026428 AMAQI
11th Aug 2026429 AMAQI
11th Aug 20264210 AMAQI
11th Aug 20263711 AMAQI
11th Aug 20264112 PMAQI
11th Aug 2026391 PMAQI
11th Aug 2026322 PMAQI
11th Aug 2026463 PMAQI
11th Aug 2026464 PMAQI
11th Aug 2026495 PMAQI
11th Aug 2026446 PMAQI
11th Aug 2026457 PMAQI
11th Aug 2026498 PMAQI
11th Aug 2026489 PMAQI
11th Aug 20265210 PMAQI
11th Aug 20264911 PMAQI
12th Aug 20265012 AMAQI
12th Aug 2026501 AMAQI
12th Aug 2026452 AMAQI
12th Aug 2026433 AMAQI
12th Aug 2026514 AMAQI
12th Aug 2026515 AMAQI
27°C22/34°C
12th Aug 2026486 AMAQI
12th Aug 2026507 AMAQI
12th Aug 2026488 AMAQI
12th Aug 2026399 AMAQI
12th Aug 20264310 AMAQI
12th Aug 20264711 AMAQI
12th Aug 20264512 PMAQI
12th Aug 2026421 PMAQI
12th Aug 2026442 PMAQI
12th Aug 2026463 PMAQI
12th Aug 2026424 PMAQI
12th Aug 2026475 PMAQI
12th Aug 2026496 PMAQI
12th Aug 2026677 PMAQI
12th Aug 2026688 PMAQI
12th Aug 2026629 PMAQI
12th Aug 20266010 PMAQI
12th Aug 20266011 PMAQI
13th Aug 20265212 AMAQI
13th Aug 2026521 AMAQI
13th Aug 2026522 AMAQI
13th Aug 2026503 AMAQI
13th Aug 2026434 AMAQI
13th Aug 2026465 AMAQI
27°C22/35°C
13th Aug 2026476 AMAQI
13th Aug 2026487 AMAQI
13th Aug 2026468 AMAQI
13th Aug 2026469 AMAQI
13th Aug 20264310 AMAQI
13th Aug 20264811 AMAQI
13th Aug 20264612 PMAQI
13th Aug 2026481 PMAQI
13th Aug 2026472 PMAQI
13th Aug 2026493 PMAQI
13th Aug 2026564 PMAQI
13th Aug 2026545 PMAQI
13th Aug 2026526 PMAQI
13th Aug 2026437 PMAQI
13th Aug 2026418 PMAQI
13th Aug 2026539 PMAQI
13th Aug 20264110 PMAQI
13th Aug 20264811 PMAQI
14th Aug 20264512 AMAQI
14th Aug 2026461 AMAQI
14th Aug 2026472 AMAQI
14th Aug 2026513 AMAQI
14th Aug 2026504 AMAQI
14th Aug 2026515 AMAQI
23°C19/26°C
14th Aug 2026536 AMAQI
14th Aug 2026567 AMAQI
14th Aug 2026558 AMAQI
14th Aug 2026569 AMAQI
14th Aug 20265210 AMAQI
14th Aug 20265111 AMAQI
14th Aug 20265112 PMAQI
14th Aug 2026471 PMAQI
14th Aug 2026422 PMAQI
14th Aug 2026503 PMAQI
14th Aug 2026524 PMAQI
14th Aug 2026425 PMAQI
14th Aug 2026526 PMAQI
14th Aug 2026487 PMAQI
14th Aug 2026508 PMAQI
14th Aug 2026429 PMAQI
14th Aug 20264110 PMAQI
14th Aug 20265211 PMAQI
15th Aug 20264412 AMAQI
15th Aug 2026331 AMAQI
15th Aug 2026252 AMAQI
15th Aug 2026413 AMAQI
15th Aug 2026324 AMAQI
15th Aug 2026295 AMAQI
21°C19/25°C
15th Aug 2026396 AMAQI
6 AM15th Aug 2026367 AMAQI
15th Aug 2026418 AMAQI
15th Aug 2026509 AMAQI
15th Aug 20263910 AMAQI
15th Aug 20264611 AMAQI
15th Aug 20263412 PMAQI
15th Aug 2026501 PMAQI
1 PM15th Aug 2026482 PMAQI
15th Aug 2026503 PMAQI
15th Aug 2026464 PMAQI
15th Aug 2026465 PMAQI
15th Aug 2026446 PMAQI
15th Aug 2026287 PMAQI
15th Aug 2026468 PMAQI
8 PM15th Aug 2026429 PMAQI
15th Aug 20264010 PMAQI
15th Aug 20265111 PMAQI
1 AM
5 AM
23°C21/27°C
Day time
Avg. Highest Time
6 AM - 7 AM
48AQI
2 hours / Day
60 hours / Month
Avg. Lowest Time
10 AM - 11 AM
45AQI
2 hours / Day
60 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 6 AM to 7 AM (Avg. 48), while the lowest AQI was between 10 AM to 11 AM (Avg. 45).
Night time
Avg. Highest Time
3 AM
49AQI
1 hours / Day
30 hours / Month
Avg. Lowest Time
4 AM - 10 PM
47AQI
4 hours / Day
120 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 3 AM to 3 AM (Avg. 49), while the lowest AQI was between 4 AM to 10 PM (Avg. 47).
2026 Days Vs Air Quality
Sioux Falls, South Dakota, United States
2026
91%
204
9%
19
Total number of days with different AQI categories in last 227 days in 2026 (138 days remaining)
Good
204 DaysModerate
19 DaysPoor
0 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 91%
Health Risk Level:
Very Low
In 2026, 91% of 227 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
Sioux Falls, South Dakota, 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
26AQI (US)
26AQI (US)
2nd January 2026
28AQI (US)
28AQI (US)
3rd January 2026
38AQI (US)
38AQI (US)
4th January 2026
38AQI (US)
38AQI (US)
5th January 2026
24AQI (US)
24AQI (US)
6th January 2026
30AQI (US)
30AQI (US)
7th January 2026
28AQI (US)
28AQI (US)
8th January 2026
26AQI (US)
26AQI (US)
9th January 2026
26AQI (US)
26AQI (US)
10th January 2026
29AQI (US)
29AQI (US)
11th January 2026
22AQI (US)
22AQI (US)
12th January 2026
22AQI (US)
22AQI (US)
13th January 2026
35AQI (US)
35AQI (US)
14th January 2026
19AQI (US)
19AQI (US)
15th January 2026
22AQI (US)
22AQI (US)
16th January 2026
28AQI (US)
28AQI (US)
17th January 2026
26AQI (US)
26AQI (US)
18th January 2026
28AQI (US)
28AQI (US)
19th January 2026
22AQI (US)
22AQI (US)
20th January 2026
22AQI (US)
22AQI (US)
21st January 2026
30AQI (US)
30AQI (US)
22nd January 2026
45AQI (US)
45AQI (US)
23rd January 2026
37AQI (US)
37AQI (US)
24th January 2026
29AQI (US)
29AQI (US)
25th January 2026
34AQI (US)
34AQI (US)
26th January 2026
40AQI (US)
40AQI (US)
27th January 2026
30AQI (US)
30AQI (US)
28th January 2026
26AQI (US)
26AQI (US)
29th January 2026
34AQI (US)
34AQI (US)
30th January 2026
46AQI (US)
46AQI (US)
31st January 2026
32AQI (US)
32AQI (US)
1st February 2026
31AQI (US)
31AQI (US)
2nd February 2026
34AQI (US)
34AQI (US)
3rd February 2026
40AQI (US)
40AQI (US)
4th February 2026
32AQI (US)
32AQI (US)
5th February 2026
50AQI (US)
50AQI (US)
6th February 2026
44AQI (US)
44AQI (US)
7th February 2026
40AQI (US)
40AQI (US)
8th February 2026
28AQI (US)
28AQI (US)
9th February 2026
41AQI (US)
41AQI (US)
10th February 2026
38AQI (US)
38AQI (US)
11th February 2026
30AQI (US)
30AQI (US)
12th February 2026
37AQI (US)
37AQI (US)
13th February 2026
40AQI (US)
40AQI (US)
14th February 2026
37AQI (US)
37AQI (US)
15th February 2026
33AQI (US)
33AQI (US)
16th February 2026
34AQI (US)
34AQI (US)
17th February 2026
34AQI (US)
34AQI (US)
18th February 2026
40AQI (US)
40AQI (US)
19th February 2026
34AQI (US)
34AQI (US)
20th February 2026
26AQI (US)
26AQI (US)
21st February 2026
25AQI (US)
25AQI (US)
22nd February 2026
30AQI (US)
30AQI (US)
23rd February 2026
31AQI (US)
31AQI (US)
24th February 2026
41AQI (US)
41AQI (US)
25th February 2026
34AQI (US)
34AQI (US)
26th February 2026
29AQI (US)
29AQI (US)
27th February 2026
32AQI (US)
32AQI (US)
28th February 2026
27AQI (US)
27AQI (US)
1st March 2026
34AQI (US)
34AQI (US)
2nd March 2026
53AQI (US)
53AQI (US)
3rd March 2026
38AQI (US)
38AQI (US)
4th March 2026
40AQI (US)
40AQI (US)
5th March 2026
38AQI (US)
38AQI (US)
6th March 2026
27AQI (US)
27AQI (US)
7th March 2026
33AQI (US)
33AQI (US)
8th March 2026
30AQI (US)
30AQI (US)
9th March 2026
30AQI (US)
30AQI (US)
10th March 2026
31AQI (US)
31AQI (US)
11th March 2026
33AQI (US)
33AQI (US)
12th March 2026
26AQI (US)
26AQI (US)
13th March 2026
34AQI (US)
34AQI (US)
14th March 2026
27AQI (US)
27AQI (US)
15th March 2026
20AQI (US)
20AQI (US)
16th March 2026
27AQI (US)
27AQI (US)
17th March 2026
30AQI (US)
30AQI (US)
18th March 2026
22AQI (US)
22AQI (US)
19th March 2026
34AQI (US)
34AQI (US)
20th March 2026
33AQI (US)
33AQI (US)
21st March 2026
33AQI (US)
33AQI (US)
22nd March 2026
39AQI (US)
39AQI (US)
23rd March 2026
32AQI (US)
32AQI (US)
24th March 2026
34AQI (US)
34AQI (US)
25th March 2026
38AQI (US)
38AQI (US)
26th March 2026
30AQI (US)
30AQI (US)
27th March 2026
16AQI (US)
16AQI (US)
28th March 2026
42AQI (US)
42AQI (US)
29th March 2026
36AQI (US)
36AQI (US)
30th March 2026
38AQI (US)
38AQI (US)
31st March 2026
29AQI (US)
29AQI (US)
1st April 2026
25AQI (US)
25AQI (US)
2nd April 2026
31AQI (US)
31AQI (US)
3rd April 2026
28AQI (US)
28AQI (US)
4th April 2026
31AQI (US)
31AQI (US)
5th April 2026
27AQI (US)
27AQI (US)
6th April 2026
30AQI (US)
30AQI (US)
7th April 2026
25AQI (US)
25AQI (US)
8th April 2026
29AQI (US)
29AQI (US)
9th April 2026
30AQI (US)
30AQI (US)
10th April 2026
27AQI (US)
27AQI (US)
11th April 2026
24AQI (US)
24AQI (US)
12th April 2026
25AQI (US)
25AQI (US)
13th April 2026
25AQI (US)
25AQI (US)
14th April 2026
24AQI (US)
24AQI (US)
15th April 2026
30AQI (US)
30AQI (US)
16th April 2026
30AQI (US)
30AQI (US)
17th April 2026
18th April 2026
18AQI (US)
18AQI (US)
19th April 2026
24AQI (US)
24AQI (US)
20th April 2026
34AQI (US)
34AQI (US)
21st April 2026
42AQI (US)
42AQI (US)
22nd April 2026
23rd April 2026
42AQI (US)
42AQI (US)
24th April 2026
21AQI (US)
21AQI (US)
25th April 2026
21AQI (US)
21AQI (US)
26th April 2026
24AQI (US)
24AQI (US)
27th April 2026
18AQI (US)
18AQI (US)
28th April 2026
20AQI (US)
20AQI (US)
29th April 2026
22AQI (US)
22AQI (US)
30th April 2026
21AQI (US)
21AQI (US)
1st May 2026
19AQI (US)
19AQI (US)
2nd May 2026
16AQI (US)
16AQI (US)
3rd May 2026
21AQI (US)
21AQI (US)
4th May 2026
34AQI (US)
34AQI (US)
5th May 2026
31AQI (US)
31AQI (US)
6th May 2026
22AQI (US)
22AQI (US)
7th May 2026
29AQI (US)
29AQI (US)
8th May 2026
32AQI (US)
32AQI (US)
9th May 2026
10th May 2026
27AQI (US)
27AQI (US)
11th May 2026
26AQI (US)
26AQI (US)
12th May 2026
52AQI (US)
52AQI (US)
13th May 2026
43AQI (US)
43AQI (US)
14th May 2026
64AQI (US)
64AQI (US)
15th May 2026
55AQI (US)
55AQI (US)
16th May 2026
49AQI (US)
49AQI (US)
17th May 2026
50AQI (US)
50AQI (US)
18th May 2026
47AQI (US)
47AQI (US)
19th May 2026
54AQI (US)
54AQI (US)
20th May 2026
44AQI (US)
44AQI (US)
21st May 2026
38AQI (US)
38AQI (US)
22nd May 2026
38AQI (US)
38AQI (US)
23rd May 2026
40AQI (US)
40AQI (US)
24th May 2026
42AQI (US)
42AQI (US)
25th May 2026
42AQI (US)
42AQI (US)
26th May 2026
20AQI (US)
20AQI (US)
27th May 2026
20AQI (US)
20AQI (US)
28th May 2026
18AQI (US)
18AQI (US)
29th May 2026
28AQI (US)
28AQI (US)
30th May 2026
22AQI (US)
22AQI (US)
31st May 2026
14AQI (US)
14AQI (US)
1st June 2026
20AQI (US)
20AQI (US)
2nd June 2026
26AQI (US)
26AQI (US)
3rd June 2026
22AQI (US)
22AQI (US)
4th June 2026
24AQI (US)
24AQI (US)
5th June 2026
24AQI (US)
24AQI (US)
6th June 2026
16AQI (US)
16AQI (US)
7th June 2026
22AQI (US)
22AQI (US)
8th June 2026
18AQI (US)
18AQI (US)
9th June 2026
23AQI (US)
23AQI (US)
10th June 2026
18AQI (US)
18AQI (US)
11th June 2026
16AQI (US)
16AQI (US)
12th June 2026
20AQI (US)
20AQI (US)
13th June 2026
11AQI (US)
11AQI (US)
14th June 2026
17AQI (US)
17AQI (US)
15th June 2026
16AQI (US)
16AQI (US)
16th June 2026
16AQI (US)
16AQI (US)
17th June 2026
15AQI (US)
15AQI (US)
18th June 2026
20AQI (US)
20AQI (US)
19th June 2026
21AQI (US)
21AQI (US)
20th June 2026
22AQI (US)
22AQI (US)
21st June 2026
16AQI (US)
16AQI (US)
22nd June 2026
14AQI (US)
14AQI (US)
23rd June 2026
14AQI (US)
14AQI (US)
24th June 2026
20AQI (US)
20AQI (US)
25th June 2026
20AQI (US)
20AQI (US)
26th June 2026
16AQI (US)
16AQI (US)
27th June 2026
20AQI (US)
20AQI (US)
28th June 2026
24AQI (US)
24AQI (US)
29th June 2026
36AQI (US)
36AQI (US)
30th June 2026
36AQI (US)
36AQI (US)
1st July 2026
18AQI (US)
18AQI (US)
2nd July 2026
48AQI (US)
48AQI (US)
3rd July 2026
34AQI (US)
34AQI (US)
4th July 2026
42AQI (US)
42AQI (US)
5th July 2026
68AQI (US)
68AQI (US)
6th July 2026
64AQI (US)
64AQI (US)
7th July 2026
55AQI (US)
55AQI (US)
8th July 2026
56AQI (US)
56AQI (US)
9th July 2026
40AQI (US)
40AQI (US)
10th July 2026
58AQI (US)
58AQI (US)
11th July 2026
54AQI (US)
54AQI (US)
12th July 2026
76AQI (US)
76AQI (US)
13th July 2026
63AQI (US)
63AQI (US)
14th July 2026
37AQI (US)
37AQI (US)
15th July 2026
86AQI (US)
86AQI (US)
16th July 2026
82AQI (US)
82AQI (US)
17th July 2026
42AQI (US)
42AQI (US)
18th July 2026
62AQI (US)
62AQI (US)
19th July 2026
46AQI (US)
46AQI (US)
20th July 2026
49AQI (US)
49AQI (US)
21st July 2026
50AQI (US)
50AQI (US)
22nd July 2026
48AQI (US)
48AQI (US)
23rd July 2026
42AQI (US)
42AQI (US)
24th July 2026
45AQI (US)
45AQI (US)
25th July 2026
46AQI (US)
46AQI (US)
26th July 2026
42AQI (US)
42AQI (US)
27th July 2026
50AQI (US)
50AQI (US)
28th July 2026
54AQI (US)
54AQI (US)
29th July 2026
48AQI (US)
48AQI (US)
30th July 2026
50AQI (US)
50AQI (US)
31st July 2026
44AQI (US)
44AQI (US)
1st August 2026
40AQI (US)
40AQI (US)
2nd August 2026
44AQI (US)
44AQI (US)
3rd August 2026
48AQI (US)
48AQI (US)
4th August 2026
54AQI (US)
54AQI (US)
5th August 2026
40AQI (US)
40AQI (US)
6th August 2026
43AQI (US)
43AQI (US)
7th August 2026
44AQI (US)
44AQI (US)
8th August 2026
51AQI (US)
51AQI (US)
9th August 2026
48AQI (US)
48AQI (US)
10th August 2026
43AQI (US)
43AQI (US)
11th August 2026
44AQI (US)
44AQI (US)
12th August 2026
50AQI (US)
50AQI (US)
13th August 2026
48AQI (US)
48AQI (US)
14th August 2026
50AQI (US)
50AQI (US)
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
30AQI (US)
35AQI (US)
32AQI (US)
27AQI (US)
35AQI (US)
20AQI (US)
52AQI (US)
46AQI (US)
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202634AQI (US)
31
28
30
1
28
26
4
30
19
12
12
2
204
19
Highest AQI (US) recorded in
July52AQI (US)
Lowest AQI (US) recorded in
June20AQI (US)
202536AQI (US)
31
27
1
30
1
27
3
31
17
13
28
2
1
24
5
2
23
7
21
10
28
2
29
2
316
46
3
Highest AQI (US) recorded in
October45AQI (US)
Lowest AQI (US) recorded in
January27AQI (US)
202432AQI (US)
16
1
2
1
12
29
28
3
30
1
24
4
21
10
30
30
1
224
19
Highest AQI (US) recorded in
October46AQI (US)
Lowest AQI (US) recorded in
February4AQI (US)
202326AQI (US)
3
31
34
Highest AQI (US) recorded in
December26AQI (US)
Lowest AQI (US) recorded in
November21AQI (US)
202131AQI (US)
24
5
25
3
9
58
8
Highest AQI (US) recorded in
January34AQI (US)
Lowest AQI (US) recorded in
March25AQI (US)
202035AQI (US)
13
20
1
17
1
24
6
22
1
26
1
23
7
27
4
28
2
29
2
229
25
Highest AQI (US) recorded in
June43AQI (US)
Lowest AQI (US) recorded in
March26AQI (US)
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2025(Avg.)
36AQI (US)Least Polluted Year Recorded
2023(Avg.)
26AQI (US)Sioux Falls's annual 2026 AQI (US) (34) shows an average percentage change of 7.6% (worsened AQI (US)) compared to previous years: 2020 (35), 2021 (31), 2023 (26), 2024 (32), 2025 (36).
