Bismarck, North 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
Bismarck, North Dakota, United States
2022
2023
2024
2025
2026
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
30th Aug 2023
144AQILowest AQI recorded on
8th Aug 2024
20AQISame Day Analysis (16th August):
On this day, AQI across the 5 years varied significantly: 2026 ranks 3rd highest AQI at 37 of Good air quality, showing improvement over 2024 and 2023 on the same day.
Day & Night AQI Trend: 15th Aug - 16th Aug 2026
Bismarck, North Dakota, United States
AQI
Day
Night
.
6 AM15th Aug 2026
9 PM
5 AM16th Aug 2026
Day time
Avg. Highest Time
6AM15th Aug
60AQI
Avg. Lowest Time
7PM15th Aug
27AQI
Night time
Avg. Highest Time
11PM15th Aug
57AQI
Avg. Lowest Time
5AM16th Aug
29AQI
In the last 24 hours,
Bismarck's AQI reached its highest point of 60 at 6 AM during the Day, while the lowest point, 27, was recorded at 7 PM during the Day between 15th Aug and 16th Aug 2026.
Day & Night AQI Trend : Jul - Aug 2026
Bismarck, North Dakota, United States
JulAug
18th - 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 - 16th16th
Day
Night
18th Jul 2026526 AMAQI
18th Jul 2026507 AMAQI
18th Jul 2026518 AMAQI
18th Jul 2026519 AMAQI
18th Jul 20265210 AMAQI
18th Jul 20265311 AMAQI
18th Jul 20265312 PMAQI
18th Jul 2026551 PMAQI
18th Jul 2026522 PMAQI
18th Jul 2026503 PMAQI
18th Jul 2026484 PMAQI
18th Jul 2026465 PMAQI
18th Jul 2026426 PMAQI
18th Jul 2026447 PMAQI
18th Jul 2026448 PMAQI
18th Jul 2026449 PMAQI
18th Jul 20264410 PMAQI
18th Jul 20264411 PMAQI
19th Jul 20264812 AMAQI
19th Jul 2026441 AMAQI
19th Jul 2026442 AMAQI
19th Jul 2026443 AMAQI
19th Jul 2026464 AMAQI
19th Jul 2026465 AMAQI
24°C15/35°C
19th Jul 2026426 AMAQI
19th Jul 2026507 AMAQI
19th Jul 2026488 AMAQI
19th Jul 2026469 AMAQI
19th Jul 20264010 AMAQI
19th Jul 20264411 AMAQI
19th Jul 20264012 PMAQI
19th Jul 2026401 PMAQI
19th Jul 2026422 PMAQI
19th Jul 2026463 PMAQI
19th Jul 2026464 PMAQI
19th Jul 2026505 PMAQI
19th Jul 2026466 PMAQI
19th Jul 2026467 PMAQI
19th Jul 2026468 PMAQI
19th Jul 2026429 PMAQI
19th Jul 20264010 PMAQI
19th Jul 20265011 PMAQI
20th Jul 20264712 AMAQI
20th Jul 2026521 AMAQI
20th Jul 2026512 AMAQI
20th Jul 2026603 AMAQI
20th Jul 2026654 AMAQI
20th Jul 2026685 AMAQI
29°C20/40°C
20th Jul 2026696 AMAQI
20th Jul 2026727 AMAQI
20th Jul 2026688 AMAQI
20th Jul 2026689 AMAQI
20th Jul 20266710 AMAQI
20th Jul 20266811 AMAQI
20th Jul 20265912 PMAQI
20th Jul 2026541 PMAQI
20th Jul 2026482 PMAQI
20th Jul 2026463 PMAQI
20th Jul 2026464 PMAQI
20th Jul 2026465 PMAQI
20th Jul 2026446 PMAQI
20th Jul 2026427 PMAQI
20th Jul 2026498 PMAQI
20th Jul 2026579 PMAQI
20th Jul 20266211 PMAQI
21st Jul 20266512 AMAQI
21st Jul 2026641 AMAQI
21st Jul 2026532 AMAQI
21st Jul 2026423 AMAQI
21st Jul 2026494 AMAQI
21st Jul 2026455 AMAQI
26°C18/33°C
21st Jul 2026496 AMAQI
21st Jul 2026407 AMAQI
21st Jul 2026468 AMAQI
21st Jul 2026499 AMAQI
21st Jul 20265210 AMAQI
21st Jul 20265811 AMAQI
21st Jul 20265912 PMAQI
21st Jul 2026621 PMAQI
21st Jul 2026672 PMAQI
21st Jul 2026683 PMAQI
21st Jul 2026704 PMAQI
21st Jul 2026735 PMAQI
21st Jul 2026796 PMAQI
21st Jul 2026857 PMAQI
21st Jul 2026828 PMAQI
21st Jul 2026789 PMAQI
21st Jul 20268010 PMAQI
21st Jul 20268211 PMAQI
22nd Jul 20268212 AMAQI
22nd Jul 2026771 AMAQI
22nd Jul 2026782 AMAQI
22nd Jul 2026723 AMAQI
22nd Jul 2026724 AMAQI
22nd Jul 2026715 AMAQI
21°C14/27°C
22nd Jul 2026726 AMAQI
22nd Jul 2026707 AMAQI
22nd Jul 2026708 AMAQI
22nd Jul 2026699 AMAQI
22nd Jul 20267110 AMAQI
22nd Jul 20266911 AMAQI
22nd Jul 20267212 PMAQI
22nd Jul 2026691 PMAQI
22nd Jul 2026722 PMAQI
22nd Jul 2026673 PMAQI
22nd Jul 2026704 PMAQI
22nd Jul 2026725 PMAQI
22nd Jul 2026726 PMAQI
22nd Jul 2026727 PMAQI
22nd Jul 2026708 PMAQI
22nd Jul 2026749 PMAQI
22nd Jul 20267210 PMAQI
22nd Jul 20266811 PMAQI
23rd Jul 20267012 AMAQI
23rd Jul 2026711 AMAQI
23rd Jul 2026722 AMAQI
23rd Jul 2026733 AMAQI
23rd Jul 2026704 AMAQI
23rd Jul 2026715 AMAQI
22°C13/29°C
23rd Jul 2026716 AMAQI
23rd Jul 2026707 AMAQI
23rd Jul 2026708 AMAQI
23rd Jul 2026709 AMAQI
23rd Jul 20267010 AMAQI
23rd Jul 20266811 AMAQI
23rd Jul 20266812 PMAQI
23rd Jul 2026631 PMAQI
23rd Jul 2026652 PMAQI
23rd Jul 2026603 PMAQI
23rd Jul 2026644 PMAQI
23rd Jul 2026645 PMAQI
23rd Jul 2026606 PMAQI
23rd Jul 2026627 PMAQI
23rd Jul 2026628 PMAQI
23rd Jul 2026609 PMAQI
23rd Jul 20265610 PMAQI
23rd Jul 20265711 PMAQI
24th Jul 20265812 AMAQI
24th Jul 2026551 AMAQI
24th Jul 2026562 AMAQI
24th Jul 2026543 AMAQI
24th Jul 2026564 AMAQI
24th Jul 2026585 AMAQI
23°C13/32°C
24th Jul 2026556 AMAQI
24th Jul 2026567 AMAQI
24th Jul 2026568 AMAQI
24th Jul 2026569 AMAQI
24th Jul 20265210 AMAQI
24th Jul 20265411 AMAQI
24th Jul 20265312 PMAQI
24th Jul 2026551 PMAQI
24th Jul 2026542 PMAQI
24th Jul 2026543 PMAQI
24th Jul 2026524 PMAQI
24th Jul 2026545 PMAQI
24th Jul 2026566 PMAQI
24th Jul 2026637 PMAQI
24th Jul 2026628 PMAQI
24th Jul 2026649 PMAQI
24th Jul 20265810 PMAQI
24th Jul 20265711 PMAQI
25th Jul 20265212 AMAQI
25th Jul 2026481 AMAQI
25th Jul 2026422 AMAQI
25th Jul 2026463 AMAQI
25th Jul 2026424 AMAQI
25th Jul 2026465 AMAQI
28°C17/40°C
25th Jul 2026486 AMAQI
25th Jul 2026487 AMAQI
25th Jul 2026468 AMAQI
25th Jul 2026489 AMAQI
25th Jul 20264410 AMAQI
25th Jul 20264411 AMAQI
25th Jul 20264412 PMAQI
25th Jul 2026461 PMAQI
25th Jul 2026542 PMAQI
25th Jul 2026623 PMAQI
25th Jul 2026694 PMAQI
25th Jul 2026755 PMAQI
25th Jul 2026766 PMAQI
25th Jul 2026787 PMAQI
25th Jul 2026768 PMAQI
25th Jul 2026789 PMAQI
25th Jul 20267210 PMAQI
25th Jul 20267011 PMAQI
26th Jul 20265612 AMAQI
26th Jul 2026461 AMAQI
26th Jul 2026682 AMAQI
26th Jul 2026633 AMAQI
26th Jul 2026544 AMAQI
26th Jul 2026545 AMAQI
28°C17/41°C
26th Jul 2026546 AMAQI
26th Jul 2026517 AMAQI
26th Jul 2026508 AMAQI
26th Jul 2026519 AMAQI
26th Jul 20265210 AMAQI
26th Jul 20265111 AMAQI
26th Jul 20266412 PMAQI
26th Jul 2026581 PMAQI
26th Jul 2026622 PMAQI
26th Jul 2026643 PMAQI
26th Jul 2026714 PMAQI
26th Jul 2026825 PMAQI
26th Jul 20261296 PMAQI
26th Jul 20261417 PMAQI
26th Jul 20261648 PMAQI
26th Jul 20261709 PMAQI
26th Jul 202617210 PMAQI
26th Jul 202617111 PMAQI
27th Jul 202616412 AMAQI
27th Jul 20261551 AMAQI
27th Jul 20261542 AMAQI
27th Jul 20261523 AMAQI
27th Jul 20261274 AMAQI
27th Jul 20261075 AMAQI
31°C20/42°C
27th Jul 20261086 AMAQI
27th Jul 20261007 AMAQI
27th Jul 20261088 AMAQI
27th Jul 20261089 AMAQI
27th Jul 20269910 AMAQI
27th Jul 20269311 AMAQI
27th Jul 20268412 PMAQI
27th Jul 2026811 PMAQI
27th Jul 2026862 PMAQI
27th Jul 2026803 PMAQI
27th Jul 2026814 PMAQI
27th Jul 2026825 PMAQI
27th Jul 2026816 PMAQI
27th Jul 2026847 PMAQI
27th Jul 2026808 PMAQI
27th Jul 2026809 PMAQI
27th Jul 20268010 PMAQI
27th Jul 20268411 PMAQI
28th Jul 20267812 AMAQI
28th Jul 2026781 AMAQI
28th Jul 2026762 AMAQI
28th Jul 2026803 AMAQI
28th Jul 2026824 AMAQI
28th Jul 2026755 AMAQI
28°C16/37°C
28th Jul 2026806 AMAQI
28th Jul 2026807 AMAQI
28th Jul 2026788 AMAQI
28th Jul 2026789 AMAQI
28th Jul 20268210 AMAQI
28th Jul 20268611 AMAQI
28th Jul 20268912 PMAQI
28th Jul 2026801 PMAQI
28th Jul 2026862 PMAQI
28th Jul 2026743 PMAQI
28th Jul 2026744 PMAQI
28th Jul 2026665 PMAQI
28th Jul 2026736 PMAQI
28th Jul 2026787 PMAQI
28th Jul 2026758 PMAQI
28th Jul 2026779 PMAQI
28th Jul 20267710 PMAQI
28th Jul 20267411 PMAQI
29th Jul 20267112 AMAQI
29th Jul 2026821 AMAQI
29th Jul 2026822 AMAQI
29th Jul 2026823 AMAQI
29th Jul 2026844 AMAQI
29th Jul 2026855 AMAQI
28°C19/37°C
29th Jul 2026846 AMAQI
29th Jul 2026847 AMAQI
29th Jul 2026818 AMAQI
29th Jul 2026869 AMAQI
29th Jul 20268910 AMAQI
29th Jul 20268411 AMAQI
29th Jul 20268212 PMAQI
29th Jul 2026841 PMAQI
29th Jul 2026842 PMAQI
29th Jul 2026703 PMAQI
29th Jul 2026724 PMAQI
29th Jul 2026725 PMAQI
29th Jul 2026696 PMAQI
29th Jul 2026677 PMAQI
29th Jul 2026628 PMAQI
29th Jul 2026629 PMAQI
29th Jul 20266210 PMAQI
29th Jul 20266211 PMAQI
30th Jul 20265312 AMAQI
30th Jul 2026551 AMAQI
30th Jul 2026572 AMAQI
30th Jul 2026573 AMAQI
30th Jul 2026544 AMAQI
30th Jul 2026555 AMAQI
29°C19/39°C
30th Jul 2026566 AMAQI
30th Jul 2026567 AMAQI
30th Jul 2026558 AMAQI
30th Jul 2026589 AMAQI
30th Jul 20265710 AMAQI
30th Jul 20265511 AMAQI
30th Jul 20265412 PMAQI
30th Jul 2026551 PMAQI
30th Jul 2026582 PMAQI
30th Jul 2026573 PMAQI
30th Jul 2026554 PMAQI
30th Jul 2026535 PMAQI
30th Jul 2026526 PMAQI
30th Jul 2026527 PMAQI
30th Jul 2026548 PMAQI
30th Jul 2026549 PMAQI
30th Jul 20265510 PMAQI
30th Jul 20265611 PMAQI
31st Jul 20265612 AMAQI
31st Jul 2026561 AMAQI
31st Jul 2026562 AMAQI
31st Jul 2026553 AMAQI
31st Jul 2026524 AMAQI
31st Jul 2026545 AMAQI
28°C22/36°C
31st Jul 2026566 AMAQI
31st Jul 2026587 AMAQI
31st Jul 2026598 AMAQI
31st Jul 2026579 AMAQI
31st Jul 20265910 AMAQI
31st Jul 20265411 AMAQI
31st Jul 20265512 PMAQI
31st Jul 2026541 PMAQI
31st Jul 2026552 PMAQI
31st Jul 2026543 PMAQI
31st Jul 2026524 PMAQI
31st Jul 2026525 PMAQI
31st Jul 2026426 PMAQI
31st Jul 2026507 PMAQI
31st Jul 2026488 PMAQI
31st Jul 2026489 PMAQI
31st Jul 20265010 PMAQI
31st Jul 20265111 PMAQI
1st Aug 20264812 AMAQI
1st Aug 2026461 AMAQI
1st Aug 2026502 AMAQI
1st Aug 2026523 AMAQI
1st Aug 2026504 AMAQI
1st Aug 2026485 AMAQI
25°C17/32°C
1st Aug 2026526 AMAQI
1st Aug 2026517 AMAQI
1st Aug 2026538 AMAQI
1st Aug 2026539 AMAQI
1st Aug 20265510 AMAQI
1st Aug 20265311 AMAQI
1st Aug 20265112 PMAQI
1st Aug 2026521 PMAQI
1st Aug 2026422 PMAQI
1st Aug 2026463 PMAQI
1st Aug 2026524 PMAQI
1st Aug 2026505 PMAQI
1st Aug 2026536 PMAQI
1st Aug 2026557 PMAQI
1st Aug 2026408 PMAQI
1st Aug 2026449 PMAQI
1st Aug 20264210 PMAQI
1st Aug 20264811 PMAQI
2nd Aug 20264212 AMAQI
2nd Aug 2026421 AMAQI
2nd Aug 2026532 AMAQI
2nd Aug 2026503 AMAQI
2nd Aug 2026534 AMAQI
2nd Aug 2026545 AMAQI
26°C13/35°C
2nd Aug 2026426 AMAQI
2nd Aug 2026427 AMAQI
2nd Aug 2026428 AMAQI
2nd Aug 2026449 AMAQI
2nd Aug 20264410 AMAQI
2nd Aug 20265011 AMAQI
2nd Aug 20264212 PMAQI
2nd Aug 2026401 PMAQI
2nd Aug 2026442 PMAQI
2nd Aug 2026483 PMAQI
2nd Aug 2026464 PMAQI
2nd Aug 2026505 PMAQI
2nd Aug 2026516 PMAQI
2nd Aug 2026537 PMAQI
2nd Aug 2026588 PMAQI
2nd Aug 2026689 PMAQI
2nd Aug 20268410 PMAQI
2nd Aug 20269911 PMAQI
3rd Aug 202610412 AMAQI
3rd Aug 20261221 AMAQI
3rd Aug 20261442 AMAQI
3rd Aug 20261463 AMAQI
3rd Aug 20261404 AMAQI
3rd Aug 20261435 AMAQI
30°C21/40°C
3rd Aug 20261166 AMAQI
3rd Aug 20261137 AMAQI
3rd Aug 2026988 AMAQI
3rd Aug 20261089 AMAQI
3rd Aug 202612010 AMAQI
3rd Aug 202613311 AMAQI
3rd Aug 202613212 PMAQI
3rd Aug 20261261 PMAQI
3rd Aug 20261322 PMAQI
3rd Aug 20261363 PMAQI
3rd Aug 20261384 PMAQI
3rd Aug 20261155 PMAQI
3rd Aug 2026966 PMAQI
3rd Aug 2026757 PMAQI
3rd Aug 2026868 PMAQI
3rd Aug 2026729 PMAQI
3rd Aug 20266610 PMAQI
3rd Aug 20266711 PMAQI
4th Aug 20266812 AMAQI
4th Aug 2026601 AMAQI
4th Aug 2026592 AMAQI
4th Aug 2026543 AMAQI
4th Aug 2026544 AMAQI
4th Aug 2026505 AMAQI
22°C13/26°C
4th Aug 2026496 AMAQI
4th Aug 2026427 AMAQI
4th Aug 2026468 AMAQI
4th Aug 2026469 AMAQI
4th Aug 20264210 AMAQI
4th Aug 20262511 AMAQI
4th Aug 20264712 PMAQI
4th Aug 2026251 PMAQI
4th Aug 2026252 PMAQI
4th Aug 2026353 PMAQI
4th Aug 2026294 PMAQI
4th Aug 2026345 PMAQI
4th Aug 2026346 PMAQI
4th Aug 2026497 PMAQI
4th Aug 2026388 PMAQI
4th Aug 2026409 PMAQI
4th Aug 20263210 PMAQI
4th Aug 20263611 PMAQI
5th Aug 20265112 AMAQI
5th Aug 2026541 AMAQI
5th Aug 2026552 AMAQI
5th Aug 2026553 AMAQI
5th Aug 2026544 AMAQI
5th Aug 2026545 AMAQI
17°C8/26°C
5th Aug 2026536 AMAQI
5th Aug 2026367 AMAQI
5th Aug 2026548 AMAQI
5th Aug 2026549 AMAQI
5th Aug 20265310 AMAQI
5th Aug 20262411 AMAQI
5th Aug 20264412 PMAQI
5th Aug 2026421 PMAQI
5th Aug 2026212 PMAQI
5th Aug 2026233 PMAQI
5th Aug 2026554 PMAQI
5th Aug 2026405 PMAQI
5th Aug 2026316 PMAQI
5th Aug 2026327 PMAQI
5th Aug 2026298 PMAQI
5th Aug 2026279 PMAQI
5th Aug 20262710 PMAQI
5th Aug 20264211 PMAQI
6th Aug 20264012 AMAQI
6th Aug 2026421 AMAQI
6th Aug 2026382 AMAQI
6th Aug 2026253 AMAQI
6th Aug 2026424 AMAQI
6th Aug 2026465 AMAQI
21°C8/31°C
6th Aug 2026516 AMAQI
6th Aug 2026507 AMAQI
6th Aug 2026488 AMAQI
6th Aug 2026509 AMAQI
6th Aug 20265110 AMAQI
6th Aug 20265211 AMAQI
6th Aug 20265212 PMAQI
6th Aug 2026541 PMAQI
6th Aug 2026532 PMAQI
6th Aug 2026533 PMAQI
6th Aug 2026464 PMAQI
6th Aug 2026465 PMAQI
6th Aug 2026386 PMAQI
6th Aug 2026537 PMAQI
6th Aug 2026488 PMAQI
6th Aug 2026509 PMAQI
6th Aug 20264810 PMAQI
6th Aug 20264711 PMAQI
7th Aug 20265012 AMAQI
7th Aug 2026581 AMAQI
7th Aug 2026522 AMAQI
7th Aug 2026583 AMAQI
7th Aug 2026484 AMAQI
7th Aug 2026565 AMAQI
25°C14/35°C
7th Aug 2026546 AMAQI
7th Aug 2026647 AMAQI
7th Aug 2026408 AMAQI
7th Aug 2026429 AMAQI
7th Aug 20263210 AMAQI
7th Aug 20265211 AMAQI
7th Aug 20267312 PMAQI
7th Aug 2026721 PMAQI
7th Aug 2026582 PMAQI
7th Aug 2026683 PMAQI
7th Aug 2026494 PMAQI
7th Aug 2026445 PMAQI
7th Aug 2026266 PMAQI
7th Aug 2026277 PMAQI
7th Aug 2026368 PMAQI
7th Aug 2026489 PMAQI
7th Aug 20264410 PMAQI
7th Aug 20266011 PMAQI
8th Aug 20264412 AMAQI
8th Aug 2026421 AMAQI
8th Aug 2026442 AMAQI
8th Aug 2026483 AMAQI
8th Aug 2026504 AMAQI
8th Aug 2026505 AMAQI
20°C10/28°C
8th Aug 2026516 AMAQI
8th Aug 2026547 AMAQI
8th Aug 2026468 AMAQI
8th Aug 2026409 AMAQI
8th Aug 20265210 AMAQI
8th Aug 20265511 AMAQI
8th Aug 20264812 PMAQI
8th Aug 2026461 PMAQI
8th Aug 2026422 PMAQI
8th Aug 2026543 PMAQI
8th Aug 2026594 PMAQI
8th Aug 2026595 PMAQI
8th Aug 2026576 PMAQI
8th Aug 2026587 PMAQI
8th Aug 2026538 PMAQI
8th Aug 2026509 PMAQI
8th Aug 20264410 PMAQI
8th Aug 20264411 PMAQI
9th Aug 20264412 AMAQI
9th Aug 2026501 AMAQI
9th Aug 2026442 AMAQI
9th Aug 2026613 AMAQI
9th Aug 2026744 AMAQI
9th Aug 2026705 AMAQI
23°C10/34°C
9th Aug 2026806 AMAQI
9th Aug 2026627 AMAQI
9th Aug 2026418 AMAQI
9th Aug 2026659 AMAQI
9th Aug 20264010 AMAQI
9th Aug 20264211 AMAQI
9th Aug 20264012 PMAQI
9th Aug 2026401 PMAQI
9th Aug 2026382 PMAQI
9th Aug 2026403 PMAQI
9th Aug 2026404 PMAQI
9th Aug 2026425 PMAQI
9th Aug 2026446 PMAQI
9th Aug 2026447 PMAQI
9th Aug 2026428 PMAQI
9th Aug 2026449 PMAQI
9th Aug 20264810 PMAQI
9th Aug 20264411 PMAQI
10th Aug 20264412 AMAQI
10th Aug 2026421 AMAQI
10th Aug 2026402 AMAQI
10th Aug 2026543 AMAQI
10th Aug 2026444 AMAQI
10th Aug 2026675 AMAQI
22°C15/30°C
10th Aug 2026556 AMAQI
10th Aug 2026427 AMAQI
10th Aug 2026428 AMAQI
10th Aug 2026429 AMAQI
10th Aug 20263810 AMAQI
10th Aug 20264211 AMAQI
10th Aug 20264712 PMAQI
10th Aug 2026301 PMAQI
10th Aug 2026482 PMAQI
10th Aug 2026423 PMAQI
10th Aug 2026404 PMAQI
10th Aug 2026405 PMAQI
10th Aug 2026416 PMAQI
10th Aug 2026447 PMAQI
10th Aug 2026388 PMAQI
10th Aug 2026429 PMAQI
10th Aug 20264210 PMAQI
10th Aug 20264011 PMAQI
11th Aug 20264212 AMAQI
11th Aug 2026441 AMAQI
11th Aug 2026402 AMAQI
11th Aug 2026403 AMAQI
11th Aug 2026504 AMAQI
11th Aug 2026505 AMAQI
21°C13/29°C
11th Aug 2026526 AMAQI
11th Aug 2026517 AMAQI
11th Aug 2026508 AMAQI
11th Aug 2026559 AMAQI
11th Aug 20265610 AMAQI
11th Aug 20265611 AMAQI
11th Aug 20264012 PMAQI
11th Aug 2026511 PMAQI
11th Aug 2026542 PMAQI
11th Aug 2026483 PMAQI
11th Aug 2026424 PMAQI
11th Aug 2026465 PMAQI
11th Aug 2026506 PMAQI
11th Aug 2026537 PMAQI
11th Aug 2026528 PMAQI
11th Aug 2026519 PMAQI
11th Aug 20265210 PMAQI
11th Aug 20265111 PMAQI
12th Aug 20265312 AMAQI
12th Aug 2026461 AMAQI
12th Aug 2026462 AMAQI
12th Aug 2026443 AMAQI
12th Aug 2026424 AMAQI
12th Aug 2026445 AMAQI
24°C15/32°C
12th Aug 2026486 AMAQI
12th Aug 2026487 AMAQI
12th Aug 2026448 AMAQI
12th Aug 2026429 AMAQI
12th Aug 20265210 AMAQI
12th Aug 20265311 AMAQI
12th Aug 20265212 PMAQI
12th Aug 2026381 PMAQI
12th Aug 2026422 PMAQI
12th Aug 2026483 PMAQI
12th Aug 2026514 PMAQI
12th Aug 2026585 PMAQI
12th Aug 2026606 PMAQI
12th Aug 2026607 PMAQI
12th Aug 2026588 PMAQI
12th Aug 2026569 PMAQI
12th Aug 20265510 PMAQI
12th Aug 20265511 PMAQI
13th Aug 20265312 AMAQI
13th Aug 2026531 AMAQI
13th Aug 2026562 AMAQI
13th Aug 2026583 AMAQI
13th Aug 2026604 AMAQI
13th Aug 2026605 AMAQI
21°C16/27°C
13th Aug 2026596 AMAQI
13th Aug 2026617 AMAQI
13th Aug 2026628 AMAQI
13th Aug 2026639 AMAQI
13th Aug 20266210 AMAQI
13th Aug 20266111 AMAQI
13th Aug 20266212 PMAQI
13th Aug 2026641 PMAQI
13th Aug 2026592 PMAQI
13th Aug 2026623 PMAQI
13th Aug 2026594 PMAQI
13th Aug 2026635 PMAQI
13th Aug 2026596 PMAQI
13th Aug 2026557 PMAQI
13th Aug 2026538 PMAQI
13th Aug 2026519 PMAQI
13th Aug 20265210 PMAQI
13th Aug 20265211 PMAQI
14th Aug 20265112 AMAQI
14th Aug 2026501 AMAQI
14th Aug 2026512 AMAQI
14th Aug 2026463 AMAQI
14th Aug 2026464 AMAQI
14th Aug 2026445 AMAQI
21°C15/26°C
14th Aug 2026446 AMAQI
14th Aug 2026447 AMAQI
14th Aug 2026508 AMAQI
14th Aug 2026509 AMAQI
14th Aug 20265110 AMAQI
14th Aug 20265311 AMAQI
14th Aug 20265412 PMAQI
14th Aug 2026551 PMAQI
14th Aug 2026522 PMAQI
14th Aug 2026533 PMAQI
14th Aug 2026564 PMAQI
14th Aug 2026585 PMAQI
14th Aug 2026596 PMAQI
14th Aug 2026587 PMAQI
14th Aug 2026618 PMAQI
14th Aug 2026629 PMAQI
14th Aug 20266010 PMAQI
14th Aug 20266311 PMAQI
15th Aug 20266212 AMAQI
15th Aug 2026621 AMAQI
15th Aug 2026662 AMAQI
15th Aug 2026643 AMAQI
15th Aug 2026584 AMAQI
15th Aug 2026595 AMAQI
20°C18/23°C
15th Aug 2026606 AMAQI
15th Aug 2026467 AMAQI
15th Aug 2026428 AMAQI
15th Aug 2026529 AMAQI
15th Aug 20265410 AMAQI
15th Aug 20265211 AMAQI
15th Aug 20264012 PMAQI
15th Aug 2026441 PMAQI
15th Aug 2026442 PMAQI
15th Aug 2026523 PMAQI
15th Aug 2026464 PMAQI
15th Aug 2026485 PMAQI
15th Aug 2026426 PMAQI
15th Aug 2026277 PMAQI
15th Aug 2026368 PMAQI
15th Aug 2026449 PMAQI
15th Aug 20265210 PMAQI
15th Aug 20265711 PMAQI
16th Aug 20264212 AMAQI
16th Aug 2026461 AMAQI
16th Aug 2026302 AMAQI
16th Aug 2026363 AMAQI
16th Aug 2026304 AMAQI
16th Aug 2026295 AMAQI
22°C16/28°C
16th Aug 2026256 AMAQI
6 AM16th Aug 2026407 AMAQI
16th Aug 2026448 AMAQI
16th Aug 2026349 AMAQI
16th Aug 20265210 AMAQI
16th Aug 20264611 AMAQI
16th Aug 20265012 PMAQI
16th Aug 2026421 PMAQI
1 PM16th Aug 2026212 PMAQI
16th Aug 2026463 PMAQI
16th Aug 2026464 PMAQI
16th Aug 2026425 PMAQI
16th Aug 2026186 PMAQI
16th Aug 2026247 PMAQI
16th Aug 2026188 PMAQI
16th Aug 2026429 PMAQI
9 PM16th Aug 20264610 PMAQI
16th Aug 20264211 PMAQI
1 AM
5 AM
21°C14/28°C
Day time
Avg. Highest Time
6 AM
60AQI
1 hours / Day
30 hours / Month
Avg. Lowest Time
1 PM - 2 PM
56AQI
2 hours / Day
60 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 6 AM to 6 AM (Avg. 60), while the lowest AQI was between 1 PM to 2 PM (Avg. 56).
Night time
Avg. Highest Time
12 AM - 11 PM
60AQI
8 hours / Day
240 hours / Month
Avg. Lowest Time
12 AM - 10 PM
60AQI
7 hours / Day
210 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 11 PM (Avg. 60), while the lowest AQI was between 12 AM to 10 PM (Avg. 60).
2026 Days Vs Air Quality
Bismarck, North Dakota, United States
2026
84%
190
14%
32
1%
3
Total number of days with different AQI categories in last 228 days in 2026 (137 days remaining)
Good
190 DaysModerate
32 DaysPoor
3 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 84%
Health Risk Level:
Low
In 2026, 84% of 228 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
Bismarck, North 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
28AQI (US)
28AQI (US)
2nd January 2026
35AQI (US)
35AQI (US)
3rd January 2026
29AQI (US)
29AQI (US)
4th January 2026
24AQI (US)
24AQI (US)
5th January 2026
20AQI (US)
20AQI (US)
6th January 2026
22AQI (US)
22AQI (US)
7th January 2026
9AQI (US)
9AQI (US)
8th January 2026
11AQI (US)
11AQI (US)
9th January 2026
17AQI (US)
17AQI (US)
10th January 2026
19AQI (US)
19AQI (US)
11th January 2026
16AQI (US)
16AQI (US)
12th January 2026
11AQI (US)
11AQI (US)
13th January 2026
12AQI (US)
12AQI (US)
14th January 2026
11AQI (US)
11AQI (US)
15th January 2026
10AQI (US)
10AQI (US)
16th January 2026
31AQI (US)
31AQI (US)
17th January 2026
9AQI (US)
9AQI (US)
18th January 2026
16AQI (US)
16AQI (US)
19th January 2026
16AQI (US)
16AQI (US)
20th January 2026
26AQI (US)
26AQI (US)
21st January 2026
16AQI (US)
16AQI (US)
22nd January 2026
30AQI (US)
30AQI (US)
23rd January 2026
31AQI (US)
31AQI (US)
24th January 2026
32AQI (US)
32AQI (US)
25th January 2026
35AQI (US)
35AQI (US)
26th January 2026
36AQI (US)
36AQI (US)
27th January 2026
22AQI (US)
22AQI (US)
28th January 2026
24AQI (US)
24AQI (US)
29th January 2026
24AQI (US)
24AQI (US)
30th January 2026
38AQI (US)
38AQI (US)
31st January 2026
36AQI (US)
36AQI (US)
1st February 2026
39AQI (US)
39AQI (US)
2nd February 2026
32AQI (US)
32AQI (US)
3rd February 2026
27AQI (US)
27AQI (US)
4th February 2026
27AQI (US)
27AQI (US)
5th February 2026
42AQI (US)
42AQI (US)
6th February 2026
38AQI (US)
38AQI (US)
7th February 2026
21AQI (US)
21AQI (US)
8th February 2026
26AQI (US)
26AQI (US)
9th February 2026
45AQI (US)
45AQI (US)
10th February 2026
35AQI (US)
35AQI (US)
11th February 2026
29AQI (US)
29AQI (US)
12th February 2026
34AQI (US)
34AQI (US)
13th February 2026
31AQI (US)
31AQI (US)
14th February 2026
38AQI (US)
38AQI (US)
15th February 2026
49AQI (US)
49AQI (US)
16th February 2026
26AQI (US)
26AQI (US)
17th February 2026
27AQI (US)
27AQI (US)
18th February 2026
22AQI (US)
22AQI (US)
19th February 2026
34AQI (US)
34AQI (US)
20th February 2026
31AQI (US)
31AQI (US)
21st February 2026
21AQI (US)
21AQI (US)
22nd February 2026
27AQI (US)
27AQI (US)
23rd February 2026
25AQI (US)
25AQI (US)
24th February 2026
30AQI (US)
30AQI (US)
25th February 2026
28AQI (US)
28AQI (US)
26th February 2026
27AQI (US)
27AQI (US)
27th February 2026
20AQI (US)
20AQI (US)
28th February 2026
29AQI (US)
29AQI (US)
1st March 2026
35AQI (US)
35AQI (US)
2nd March 2026
34AQI (US)
34AQI (US)
3rd March 2026
40AQI (US)
40AQI (US)
4th March 2026
34AQI (US)
34AQI (US)
5th March 2026
42AQI (US)
42AQI (US)
6th March 2026
30AQI (US)
30AQI (US)
7th March 2026
26AQI (US)
26AQI (US)
8th March 2026
34AQI (US)
34AQI (US)
9th March 2026
25AQI (US)
25AQI (US)
10th March 2026
20AQI (US)
20AQI (US)
11th March 2026
28AQI (US)
28AQI (US)
12th March 2026
33AQI (US)
33AQI (US)
13th March 2026
20AQI (US)
20AQI (US)
14th March 2026
22AQI (US)
22AQI (US)
15th March 2026
18AQI (US)
18AQI (US)
16th March 2026
18AQI (US)
18AQI (US)
17th March 2026
17AQI (US)
17AQI (US)
18th March 2026
28AQI (US)
28AQI (US)
19th March 2026
45AQI (US)
45AQI (US)
20th March 2026
38AQI (US)
38AQI (US)
21st March 2026
27AQI (US)
27AQI (US)
22nd March 2026
16AQI (US)
16AQI (US)
23rd March 2026
19AQI (US)
19AQI (US)
24th March 2026
24AQI (US)
24AQI (US)
25th March 2026
36AQI (US)
36AQI (US)
26th March 2026
25AQI (US)
25AQI (US)
27th March 2026
13AQI (US)
13AQI (US)
28th March 2026
17AQI (US)
17AQI (US)
29th March 2026
34AQI (US)
34AQI (US)
30th March 2026
19AQI (US)
19AQI (US)
31st March 2026
15AQI (US)
15AQI (US)
1st April 2026
20AQI (US)
20AQI (US)
2nd April 2026
23AQI (US)
23AQI (US)
3rd April 2026
27AQI (US)
27AQI (US)
4th April 2026
25AQI (US)
25AQI (US)
5th April 2026
24AQI (US)
24AQI (US)
6th April 2026
24AQI (US)
24AQI (US)
7th April 2026
25AQI (US)
25AQI (US)
8th April 2026
34AQI (US)
34AQI (US)
9th April 2026
18AQI (US)
18AQI (US)
10th April 2026
23AQI (US)
23AQI (US)
11th April 2026
28AQI (US)
28AQI (US)
12th April 2026
39AQI (US)
39AQI (US)
13th April 2026
26AQI (US)
26AQI (US)
14th April 2026
19AQI (US)
19AQI (US)
15th April 2026
26AQI (US)
26AQI (US)
16th April 2026
22AQI (US)
22AQI (US)
17th April 2026
18th April 2026
24AQI (US)
24AQI (US)
19th April 2026
29AQI (US)
29AQI (US)
20th April 2026
17AQI (US)
17AQI (US)
21st April 2026
17AQI (US)
17AQI (US)
22nd April 2026
23rd April 2026
32AQI (US)
32AQI (US)
24th April 2026
12AQI (US)
12AQI (US)
25th April 2026
22AQI (US)
22AQI (US)
26th April 2026
14AQI (US)
14AQI (US)
27th April 2026
17AQI (US)
17AQI (US)
28th April 2026
17AQI (US)
17AQI (US)
29th April 2026
24AQI (US)
24AQI (US)
30th April 2026
21AQI (US)
21AQI (US)
1st May 2026
21AQI (US)
21AQI (US)
2nd May 2026
25AQI (US)
25AQI (US)
3rd May 2026
20AQI (US)
20AQI (US)
4th May 2026
28AQI (US)
28AQI (US)
5th May 2026
22AQI (US)
22AQI (US)
6th May 2026
25AQI (US)
25AQI (US)
7th May 2026
29AQI (US)
29AQI (US)
8th May 2026
40AQI (US)
40AQI (US)
9th May 2026
10th May 2026
21AQI (US)
21AQI (US)
11th May 2026
32AQI (US)
32AQI (US)
12th May 2026
38AQI (US)
38AQI (US)
13th May 2026
32AQI (US)
32AQI (US)
14th May 2026
88AQI (US)
88AQI (US)
15th May 2026
71AQI (US)
71AQI (US)
16th May 2026
51AQI (US)
51AQI (US)
17th May 2026
52AQI (US)
52AQI (US)
18th May 2026
54AQI (US)
54AQI (US)
19th May 2026
46AQI (US)
46AQI (US)
20th May 2026
41AQI (US)
41AQI (US)
21st May 2026
40AQI (US)
40AQI (US)
22nd May 2026
42AQI (US)
42AQI (US)
23rd May 2026
43AQI (US)
43AQI (US)
24th May 2026
36AQI (US)
36AQI (US)
25th May 2026
42AQI (US)
42AQI (US)
26th May 2026
26AQI (US)
26AQI (US)
27th May 2026
22AQI (US)
22AQI (US)
28th May 2026
28AQI (US)
28AQI (US)
29th May 2026
38AQI (US)
38AQI (US)
30th May 2026
26AQI (US)
26AQI (US)
31st May 2026
25AQI (US)
25AQI (US)
1st June 2026
40AQI (US)
40AQI (US)
2nd June 2026
32AQI (US)
32AQI (US)
3rd June 2026
16AQI (US)
16AQI (US)
4th June 2026
23AQI (US)
23AQI (US)
5th June 2026
30AQI (US)
30AQI (US)
6th June 2026
38AQI (US)
38AQI (US)
7th June 2026
30AQI (US)
30AQI (US)
8th June 2026
17AQI (US)
17AQI (US)
9th June 2026
23AQI (US)
23AQI (US)
10th June 2026
17AQI (US)
17AQI (US)
11th June 2026
17AQI (US)
17AQI (US)
12th June 2026
13AQI (US)
13AQI (US)
13th June 2026
11AQI (US)
11AQI (US)
14th June 2026
11AQI (US)
11AQI (US)
15th June 2026
16AQI (US)
16AQI (US)
16th June 2026
16AQI (US)
16AQI (US)
17th June 2026
20AQI (US)
20AQI (US)
18th June 2026
23AQI (US)
23AQI (US)
19th June 2026
26AQI (US)
26AQI (US)
20th June 2026
28AQI (US)
28AQI (US)
21st June 2026
23AQI (US)
23AQI (US)
22nd June 2026
21AQI (US)
21AQI (US)
23rd June 2026
22AQI (US)
22AQI (US)
24th June 2026
26AQI (US)
26AQI (US)
25th June 2026
17AQI (US)
17AQI (US)
26th June 2026
21AQI (US)
21AQI (US)
27th June 2026
24AQI (US)
24AQI (US)
28th June 2026
26AQI (US)
26AQI (US)
29th June 2026
39AQI (US)
39AQI (US)
30th June 2026
55AQI (US)
55AQI (US)
1st July 2026
45AQI (US)
45AQI (US)
2nd July 2026
65AQI (US)
65AQI (US)
3rd July 2026
46AQI (US)
46AQI (US)
4th July 2026
55AQI (US)
55AQI (US)
5th July 2026
84AQI (US)
84AQI (US)
6th July 2026
64AQI (US)
64AQI (US)
7th July 2026
66AQI (US)
66AQI (US)
8th July 2026
67AQI (US)
67AQI (US)
9th July 2026
43AQI (US)
43AQI (US)
10th July 2026
76AQI (US)
76AQI (US)
11th July 2026
59AQI (US)
59AQI (US)
12th July 2026
95AQI (US)
95AQI (US)
13th July 2026
82AQI (US)
82AQI (US)
14th July 2026
42AQI (US)
42AQI (US)
15th July 2026
96AQI (US)
96AQI (US)
16th July 2026
124AQI (US)
124AQI (US)
17th July 2026
52AQI (US)
52AQI (US)
18th July 2026
49AQI (US)
49AQI (US)
19th July 2026
45AQI (US)
45AQI (US)
20th July 2026
57AQI (US)
57AQI (US)
21st July 2026
62AQI (US)
62AQI (US)
22nd July 2026
72AQI (US)
72AQI (US)
23rd July 2026
66AQI (US)
66AQI (US)
24th July 2026
56AQI (US)
56AQI (US)
25th July 2026
56AQI (US)
56AQI (US)
26th July 2026
84AQI (US)
84AQI (US)
27th July 2026
102AQI (US)
102AQI (US)
28th July 2026
78AQI (US)
78AQI (US)
29th July 2026
77AQI (US)
77AQI (US)
30th July 2026
55AQI (US)
55AQI (US)
31st July 2026
53AQI (US)
53AQI (US)
1st August 2026
49AQI (US)
49AQI (US)
2nd August 2026
52AQI (US)
52AQI (US)
3rd August 2026
114AQI (US)
114AQI (US)
4th August 2026
42AQI (US)
42AQI (US)
5th August 2026
42AQI (US)
42AQI (US)
6th August 2026
47AQI (US)
47AQI (US)
7th August 2026
50AQI (US)
50AQI (US)
8th August 2026
50AQI (US)
50AQI (US)
9th August 2026
49AQI (US)
49AQI (US)
10th August 2026
44AQI (US)
44AQI (US)
11th August 2026
49AQI (US)
49AQI (US)
12th August 2026
50AQI (US)
50AQI (US)
13th August 2026
58AQI (US)
58AQI (US)
14th August 2026
53AQI (US)
53AQI (US)
15th August 2026
50AQI (US)
50AQI (US)
16th August 2026
37AQI (US)
37AQI (US)
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
22AQI (US)
31AQI (US)
27AQI (US)
23AQI (US)
37AQI (US)
24AQI (US)
67AQI (US)
52AQI (US)
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202635AQI (US)
31
28
31
28
25
5
29
1
6
23
2
12
3
1
190
32
3
Highest AQI (US) recorded in
July67AQI (US)
Lowest AQI (US) recorded in
January22AQI (US)
202532AQI (US)
31
28
31
30
30
1
20
7
1
2
26
3
2
24
3
4
21
9
30
1
27
3
27
4
325
30
7
3
Highest AQI (US) recorded in
June50AQI (US)
Lowest AQI (US) recorded in
April19AQI (US)
202432AQI (US)
28
2
29
31
29
1
23
4
30
24
7
22
8
1
25
2
2
1
26
5
30
31
328
29
3
1
Highest AQI (US) recorded in
September45AQI (US)
Lowest AQI (US) recorded in
November22AQI (US)
202342AQI (US)
18
11
1
27
1
29
2
30
23
7
1
12
17
1
18
11
2
14
14
3
10
13
7
31
28
1
31
271
77
15
Highest AQI (US) recorded in
September66AQI (US)
Lowest AQI (US) recorded in
December24AQI (US)
202236AQI (US)
28
2
22
29
2
28
2
27
26
4
22
2
2
20
8
1
18
13
22
5
1
25
6
269
44
2
Highest AQI (US) recorded in
October47AQI (US)
Lowest AQI (US) recorded in
February29AQI (US)
202137AQI (US)
22
7
27
1
28
3
30
30
1
30
10
17
3
1
14
9
7
1
26
4
27
2
1
1
29
1
28
3
301
48
11
3
Highest AQI (US) recorded in
July67AQI (US)
Lowest AQI (US) recorded in
November26AQI (US)
202030AQI (US)
13
20
17
1
29
1
31
30
1
24
6
27
3
27
3
31
249
15
Highest AQI (US) recorded in
September37AQI (US)
Lowest AQI (US) recorded in
March26AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Most Polluted Year Recorded
2023(Avg.)
42AQI (US)Least Polluted Year Recorded
2020(Avg.)
30AQI (US)Bismarck's annual 2026 AQI (US) (35) shows an average percentage change of 1.7% (worsened AQI (US)) compared to previous years: 2020 (30), 2021 (37), 2022 (36), 2023 (42), 2024 (32), 2025 (32).
