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HistoryAQIPM₂.₅PM₁₀COSO₂NO₂O₃

Peoria, Illinois, 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

Peoria, Illinois, United States

2025
2026
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
1st Aug 2025
110AQI
Lowest AQI recorded on
21st Aug 2025
20AQI

Same Day Analysis (4th August):
On this day, AQI across the 2 years varied significantly: 2026 ranks 2nd highest AQI at 50 of Good air quality, showing improvement over 2025 on the same day.

Day & Night AQI Trend: 3rd Aug - 4th Aug 2026

Peoria, Illinois, United States

AQI
Day
Night
.

5 AM3rd Aug 2026

8 PM

4 AM4th Aug 2026

Day time
Avg. Highest Time
6AM3rd Aug

55AQI

Avg. Lowest Time
8PM3rd Aug

48AQI

Night time
Avg. Highest Time
10PM3rd Aug

92AQI

Avg. Lowest Time
4AM4th Aug

44AQI

In the last 24 hours,

Peoria's AQI reached its highest point of 92 at 10 PM during the Night, while the lowest point, 44, was recorded at 4 AM during the Night between 3rd Aug and 4th Aug 2026.

Day & Night AQI Trend : Jul - Aug 2026

Peoria, Illinois, United States

JulAug
06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 31st31st - 01st01st - 02nd02nd - 03rd03rd - 04th04th
Day
Night
6th Jul 2026655 AMAQI
6th Jul 2026506 AMAQI
6th Jul 2026567 AMAQI
6th Jul 2026508 AMAQI
6th Jul 2026509 AMAQI
6th Jul 20265010 AMAQI
6th Jul 20265311 AMAQI
6th Jul 20265412 PMAQI
6th Jul 2026581 PMAQI
6th Jul 2026542 PMAQI
6th Jul 2026543 PMAQI
6th Jul 2026514 PMAQI
6th Jul 2026445 PMAQI
6th Jul 2026426 PMAQI
6th Jul 2026337 PMAQI
6th Jul 2026368 PMAQI
6th Jul 2026429 PMAQI
6th Jul 20264210 PMAQI
6th Jul 20264011 PMAQI
7th Jul 20263812 AMAQI
7th Jul 2026361 AMAQI
7th Jul 2026542 AMAQI
7th Jul 2026443 AMAQI
7th Jul 2026404 AMAQI

24°C20/31°C

7th Jul 2026445 AMAQI
7th Jul 2026456 AMAQI
7th Jul 2026467 AMAQI
7th Jul 2026388 AMAQI
7th Jul 2026389 AMAQI
7th Jul 20263610 AMAQI
7th Jul 20263811 AMAQI
7th Jul 20264612 PMAQI
7th Jul 2026441 PMAQI
7th Jul 2026422 PMAQI
7th Jul 2026423 PMAQI
7th Jul 2026424 PMAQI
7th Jul 2026445 PMAQI
7th Jul 2026446 PMAQI
7th Jul 2026447 PMAQI
7th Jul 2026468 PMAQI
7th Jul 2026509 PMAQI
7th Jul 20264910 PMAQI
7th Jul 20264511 PMAQI
8th Jul 20264612 AMAQI
8th Jul 2026421 AMAQI
8th Jul 2026442 AMAQI
8th Jul 2026463 AMAQI
8th Jul 2026364 AMAQI

25°C18/33°C

8th Jul 2026505 AMAQI
8th Jul 2026506 AMAQI
8th Jul 2026507 AMAQI
8th Jul 2026448 AMAQI
8th Jul 2026449 AMAQI
8th Jul 20264610 AMAQI
8th Jul 20264611 AMAQI
8th Jul 20264412 PMAQI
8th Jul 2026381 PMAQI
8th Jul 2026382 PMAQI
8th Jul 2026423 PMAQI
8th Jul 2026494 PMAQI
8th Jul 2026515 PMAQI
8th Jul 2026506 PMAQI
8th Jul 2026447 PMAQI
8th Jul 2026428 PMAQI
8th Jul 2026429 PMAQI
8th Jul 20264210 PMAQI
8th Jul 20264211 PMAQI
9th Jul 20265012 AMAQI
9th Jul 2026511 AMAQI
9th Jul 2026512 AMAQI
9th Jul 2026443 AMAQI
9th Jul 2026324 AMAQI

26°C18/34°C

9th Jul 2026335 AMAQI
9th Jul 2026286 AMAQI
9th Jul 2026447 AMAQI
9th Jul 2026298 AMAQI
9th Jul 2026369 AMAQI
9th Jul 20262810 AMAQI
9th Jul 20263211 AMAQI
9th Jul 20262112 PMAQI
9th Jul 2026321 PMAQI
9th Jul 2026282 PMAQI
9th Jul 2026323 PMAQI
9th Jul 2026144 PMAQI
9th Jul 2026225 PMAQI
9th Jul 2026126 PMAQI
9th Jul 2026257 PMAQI
9th Jul 2026148 PMAQI
9th Jul 2026209 PMAQI
9th Jul 202610610 PMAQI
9th Jul 20262611 PMAQI
10th Jul 20262812 AMAQI
10th Jul 2026311 AMAQI
10th Jul 2026442 AMAQI
10th Jul 2026323 AMAQI
10th Jul 2026524 AMAQI

26°C21/36°C

10th Jul 2026485 AMAQI
10th Jul 2026446 AMAQI
10th Jul 2026317 AMAQI
10th Jul 2026308 AMAQI
10th Jul 2026199 AMAQI
10th Jul 20262810 AMAQI
10th Jul 20261911 AMAQI
10th Jul 20261712 PMAQI
10th Jul 2026211 PMAQI
10th Jul 2026232 PMAQI
10th Jul 2026213 PMAQI
10th Jul 2026294 PMAQI
10th Jul 2026385 PMAQI
10th Jul 2026386 PMAQI
10th Jul 2026427 PMAQI
10th Jul 2026368 PMAQI
10th Jul 2026429 PMAQI
10th Jul 20266710 PMAQI
10th Jul 20264511 PMAQI
11th Jul 20264212 AMAQI
11th Jul 2026391 AMAQI
11th Jul 2026512 AMAQI
11th Jul 2026683 AMAQI
11th Jul 2026524 AMAQI

26°C20/34°C

11th Jul 2026545 AMAQI
11th Jul 2026446 AMAQI
11th Jul 2026447 AMAQI
11th Jul 2026448 AMAQI
11th Jul 2026429 AMAQI
11th Jul 20264210 AMAQI
11th Jul 20264411 AMAQI
11th Jul 20264912 PMAQI
11th Jul 2026501 PMAQI
11th Jul 2026432 PMAQI
11th Jul 2026443 PMAQI
11th Jul 2026424 PMAQI
11th Jul 2026425 PMAQI
11th Jul 2026356 PMAQI
11th Jul 2026347 PMAQI
11th Jul 2026478 PMAQI
11th Jul 2026429 PMAQI
11th Jul 20264410 PMAQI
11th Jul 20263211 PMAQI
12th Jul 20264012 AMAQI
12th Jul 2026421 AMAQI
12th Jul 2026362 AMAQI
12th Jul 2026443 AMAQI
12th Jul 2026364 AMAQI

24°C19/32°C

12th Jul 2026425 AMAQI
12th Jul 2026446 AMAQI
12th Jul 2026467 AMAQI
12th Jul 2026368 AMAQI
12th Jul 2026469 AMAQI
12th Jul 20265610 AMAQI
12th Jul 20265111 AMAQI
12th Jul 20265312 PMAQI
12th Jul 2026461 PMAQI
12th Jul 2026402 PMAQI
12th Jul 2026443 PMAQI
12th Jul 2026564 PMAQI
12th Jul 2026585 PMAQI
12th Jul 2026496 PMAQI
12th Jul 2026447 PMAQI
12th Jul 2026408 PMAQI
12th Jul 2026429 PMAQI
12th Jul 20264210 PMAQI
12th Jul 20264211 PMAQI
13th Jul 20264612 AMAQI
13th Jul 2026461 AMAQI
13th Jul 2026442 AMAQI
13th Jul 2026443 AMAQI
13th Jul 2026444 AMAQI

25°C19/33°C

13th Jul 2026445 AMAQI
13th Jul 2026446 AMAQI
13th Jul 2026447 AMAQI
13th Jul 2026408 AMAQI
13th Jul 2026409 AMAQI
13th Jul 20265310 AMAQI
13th Jul 20265011 AMAQI
13th Jul 20264712 PMAQI
13th Jul 2026481 PMAQI
13th Jul 2026442 PMAQI
13th Jul 2026423 PMAQI
13th Jul 2026404 PMAQI
13th Jul 2026365 PMAQI
13th Jul 2026426 PMAQI
13th Jul 2026507 PMAQI
13th Jul 2026508 PMAQI
13th Jul 2026479 PMAQI
13th Jul 20264910 PMAQI
13th Jul 20264011 PMAQI
14th Jul 20264212 AMAQI
14th Jul 2026521 AMAQI
14th Jul 2026542 AMAQI
14th Jul 2026583 AMAQI
14th Jul 2026544 AMAQI

26°C18/35°C

14th Jul 2026385 AMAQI
14th Jul 2026346 AMAQI
14th Jul 2026387 AMAQI
14th Jul 2026408 AMAQI
14th Jul 2026429 AMAQI
14th Jul 20263610 AMAQI
14th Jul 20263511 AMAQI
14th Jul 20263312 PMAQI
14th Jul 2026321 PMAQI
14th Jul 2026372 PMAQI
14th Jul 2026333 PMAQI
14th Jul 2026284 PMAQI
14th Jul 2026325 PMAQI
14th Jul 2026346 PMAQI
14th Jul 2026407 PMAQI
14th Jul 2026348 PMAQI
14th Jul 2026289 PMAQI
14th Jul 20263510 PMAQI
14th Jul 20262211 PMAQI
15th Jul 20262112 AMAQI
15th Jul 2026481 AMAQI
15th Jul 20261002 AMAQI
15th Jul 2026583 AMAQI
15th Jul 2026444 AMAQI

27°C19/37°C

15th Jul 2026575 AMAQI
15th Jul 2026466 AMAQI
15th Jul 2026987 AMAQI
15th Jul 2026408 AMAQI
15th Jul 2026529 AMAQI
15th Jul 20266210 AMAQI
15th Jul 20264811 AMAQI
15th Jul 20264512 PMAQI
15th Jul 2026481 PMAQI
15th Jul 2026492 PMAQI
15th Jul 2026463 PMAQI
15th Jul 2026454 PMAQI
15th Jul 2026385 PMAQI
15th Jul 2026426 PMAQI
15th Jul 2026457 PMAQI
15th Jul 2026728 PMAQI
15th Jul 2026629 PMAQI
15th Jul 20266810 PMAQI
15th Jul 20264011 PMAQI
16th Jul 20266812 AMAQI
16th Jul 2026241 AMAQI
16th Jul 2026242 AMAQI
16th Jul 2026983 AMAQI
16th Jul 2026294 AMAQI

28°C21/38°C

16th Jul 20261065 AMAQI
16th Jul 20262116 AMAQI
16th Jul 20261207 AMAQI
16th Jul 20261488 AMAQI
16th Jul 2026489 AMAQI
16th Jul 20263210 AMAQI
16th Jul 20263011 AMAQI
16th Jul 202629712 PMAQI
16th Jul 2026301 PMAQI
16th Jul 20261322 PMAQI
16th Jul 20261263 PMAQI
16th Jul 20261804 PMAQI
16th Jul 20261385 PMAQI
16th Jul 2026566 PMAQI
16th Jul 20261087 PMAQI
16th Jul 2026318 PMAQI
16th Jul 2026309 PMAQI
16th Jul 20269810 PMAQI
16th Jul 202611111 PMAQI
17th Jul 20262612 AMAQI
17th Jul 2026241 AMAQI
17th Jul 2026362 AMAQI
17th Jul 2026363 AMAQI
17th Jul 2026574 AMAQI

29°C22/36°C

17th Jul 2026565 AMAQI
17th Jul 2026536 AMAQI
17th Jul 2026557 AMAQI
17th Jul 2026528 AMAQI
17th Jul 2026569 AMAQI
17th Jul 20266410 AMAQI
17th Jul 20266211 AMAQI
17th Jul 20266712 PMAQI
17th Jul 2026651 PMAQI
17th Jul 2026622 PMAQI
17th Jul 2026593 PMAQI
17th Jul 2026604 PMAQI
17th Jul 2026585 PMAQI
17th Jul 2026536 PMAQI
17th Jul 2026447 PMAQI
17th Jul 2026408 PMAQI
17th Jul 2026429 PMAQI
17th Jul 20264210 PMAQI
17th Jul 20264011 PMAQI
18th Jul 20264412 AMAQI
18th Jul 2026481 AMAQI
18th Jul 2026442 AMAQI
18th Jul 2026423 AMAQI
18th Jul 2026404 AMAQI

28°C23/35°C

18th Jul 2026425 AMAQI
18th Jul 2026446 AMAQI
18th Jul 2026427 AMAQI
18th Jul 2026448 AMAQI
18th Jul 2026429 AMAQI
18th Jul 20263810 AMAQI
18th Jul 20264611 AMAQI
18th Jul 20264212 PMAQI
18th Jul 2026461 PMAQI
18th Jul 2026462 PMAQI
18th Jul 2026443 PMAQI
18th Jul 2026424 PMAQI
18th Jul 2026445 PMAQI
18th Jul 2026506 PMAQI
18th Jul 2026527 PMAQI
18th Jul 2026568 PMAQI
18th Jul 2026569 PMAQI
18th Jul 20266510 PMAQI
18th Jul 20266211 PMAQI
19th Jul 20264012 AMAQI
19th Jul 2026441 AMAQI
19th Jul 2026502 AMAQI
19th Jul 2026623 AMAQI
19th Jul 2026784 AMAQI

29°C23/37°C

19th Jul 2026945 AMAQI
19th Jul 20261266 AMAQI
19th Jul 20261547 AMAQI
19th Jul 20261668 AMAQI
19th Jul 20261669 AMAQI
19th Jul 202616810 AMAQI
19th Jul 202616411 AMAQI
19th Jul 202616512 PMAQI
19th Jul 20261611 PMAQI
19th Jul 20261562 PMAQI
19th Jul 20261553 PMAQI
19th Jul 20261564 PMAQI
19th Jul 20261525 PMAQI
19th Jul 20261426 PMAQI
19th Jul 20261447 PMAQI
19th Jul 20261408 PMAQI
19th Jul 20261349 PMAQI
19th Jul 202614110 PMAQI
19th Jul 202615011 PMAQI
20th Jul 202614512 AMAQI
20th Jul 20261511 AMAQI
20th Jul 20261462 AMAQI
20th Jul 20261453 AMAQI
20th Jul 20261364 AMAQI

26°C20/33°C

20th Jul 20261415 AMAQI
20th Jul 20261326 AMAQI
20th Jul 20261387 AMAQI
20th Jul 20261228 AMAQI
20th Jul 20261249 AMAQI
20th Jul 202612610 AMAQI
20th Jul 202612011 AMAQI
20th Jul 202611912 PMAQI
20th Jul 20261261 PMAQI
20th Jul 20261442 PMAQI
20th Jul 20261363 PMAQI
20th Jul 20261244 PMAQI
20th Jul 20261195 PMAQI
20th Jul 2026846 PMAQI
20th Jul 2026727 PMAQI
20th Jul 2026568 PMAQI
20th Jul 2026549 PMAQI
20th Jul 20264611 PMAQI
21st Jul 20264012 AMAQI
21st Jul 2026441 AMAQI
21st Jul 2026702 AMAQI
21st Jul 2026683 AMAQI
21st Jul 2026644 AMAQI

26°C19/34°C

21st Jul 2026545 AMAQI
21st Jul 2026586 AMAQI
21st Jul 2026647 AMAQI
21st Jul 2026658 AMAQI
21st Jul 2026649 AMAQI
21st Jul 20265310 AMAQI
21st Jul 20264911 AMAQI
21st Jul 20264812 PMAQI
21st Jul 2026561 PMAQI
21st Jul 2026602 PMAQI
21st Jul 2026593 PMAQI
21st Jul 2026604 PMAQI
21st Jul 2026545 PMAQI
21st Jul 2026536 PMAQI
21st Jul 2026517 PMAQI
21st Jul 2026468 PMAQI
21st Jul 2026449 PMAQI
21st Jul 20264210 PMAQI
21st Jul 20264811 PMAQI
22nd Jul 20264612 AMAQI
22nd Jul 2026461 AMAQI
22nd Jul 2026462 AMAQI
22nd Jul 2026463 AMAQI
22nd Jul 2026484 AMAQI

25°C20/32°C

22nd Jul 2026465 AMAQI
22nd Jul 2026466 AMAQI
22nd Jul 2026387 AMAQI
22nd Jul 2026428 AMAQI
22nd Jul 2026389 AMAQI
22nd Jul 20264510 AMAQI
22nd Jul 20264611 AMAQI
22nd Jul 20264612 PMAQI
22nd Jul 2026461 PMAQI
22nd Jul 2026192 PMAQI
22nd Jul 2026383 PMAQI
22nd Jul 2026254 PMAQI
22nd Jul 2026425 PMAQI
22nd Jul 2026386 PMAQI
22nd Jul 2026387 PMAQI
22nd Jul 2026368 PMAQI
22nd Jul 2026449 PMAQI
22nd Jul 20263410 PMAQI
22nd Jul 20263611 PMAQI
23rd Jul 20264212 AMAQI
23rd Jul 2026421 AMAQI
23rd Jul 2026462 AMAQI
23rd Jul 2026383 AMAQI
23rd Jul 2026344 AMAQI

21°C16/28°C

23rd Jul 2026345 AMAQI
23rd Jul 2026366 AMAQI
23rd Jul 2026427 AMAQI
23rd Jul 2026348 AMAQI
23rd Jul 2026259 AMAQI
23rd Jul 20264810 AMAQI
23rd Jul 20264411 AMAQI
23rd Jul 20263012 PMAQI
23rd Jul 2026521 PMAQI
23rd Jul 2026442 PMAQI
23rd Jul 2026423 PMAQI
23rd Jul 2026374 PMAQI
23rd Jul 2026405 PMAQI
23rd Jul 2026306 PMAQI
23rd Jul 2026427 PMAQI
23rd Jul 2026408 PMAQI
23rd Jul 2026329 PMAQI
23rd Jul 20263610 PMAQI
23rd Jul 20263411 PMAQI
24th Jul 20264612 AMAQI
24th Jul 2026521 AMAQI
24th Jul 2026342 AMAQI
24th Jul 2026273 AMAQI
24th Jul 2026364 AMAQI

20°C14/28°C

24th Jul 2026505 AMAQI
24th Jul 2026386 AMAQI
24th Jul 2026407 AMAQI
24th Jul 2026528 AMAQI
24th Jul 2026489 AMAQI
24th Jul 20265410 AMAQI
24th Jul 20265211 AMAQI
24th Jul 20265012 PMAQI
24th Jul 2026461 PMAQI
24th Jul 2026362 PMAQI
24th Jul 2026313 PMAQI
24th Jul 2026364 PMAQI
24th Jul 2026385 PMAQI
24th Jul 2026386 PMAQI
24th Jul 2026237 PMAQI
24th Jul 2026368 PMAQI
24th Jul 2026429 PMAQI
24th Jul 20264210 PMAQI
24th Jul 20264411 PMAQI
25th Jul 20265212 AMAQI
25th Jul 2026541 AMAQI
25th Jul 2026442 AMAQI
25th Jul 2026403 AMAQI
25th Jul 2026504 AMAQI

21°C15/29°C

25th Jul 2026505 AMAQI
25th Jul 2026506 AMAQI
25th Jul 2026527 AMAQI
25th Jul 2026538 AMAQI
25th Jul 2026569 AMAQI
25th Jul 20263810 AMAQI
25th Jul 20264211 AMAQI
25th Jul 20264412 PMAQI
25th Jul 2026491 PMAQI
25th Jul 2026542 PMAQI
25th Jul 2026423 PMAQI
25th Jul 2026444 PMAQI
25th Jul 2026405 PMAQI
25th Jul 2026516 PMAQI
25th Jul 2026567 PMAQI
25th Jul 2026528 PMAQI
25th Jul 2026509 PMAQI
25th Jul 20264210 PMAQI
25th Jul 20264711 PMAQI
26th Jul 20264812 AMAQI
26th Jul 2026481 AMAQI
26th Jul 2026502 AMAQI
26th Jul 2026383 AMAQI
26th Jul 2026404 AMAQI

22°C19/30°C

26th Jul 2026405 AMAQI
26th Jul 2026426 AMAQI
26th Jul 2026427 AMAQI
26th Jul 2026428 AMAQI
26th Jul 2026449 AMAQI
26th Jul 20264210 AMAQI
26th Jul 20265411 AMAQI
26th Jul 20265612 PMAQI
26th Jul 2026541 PMAQI
26th Jul 2026582 PMAQI
26th Jul 2026633 PMAQI
26th Jul 2026584 PMAQI
26th Jul 2026655 PMAQI
26th Jul 2026636 PMAQI
26th Jul 2026647 PMAQI
26th Jul 2026628 PMAQI
26th Jul 2026629 PMAQI
26th Jul 20265710 PMAQI
26th Jul 20266211 PMAQI
27th Jul 20266312 AMAQI
27th Jul 2026631 AMAQI
27th Jul 2026622 AMAQI
27th Jul 2026663 AMAQI
27th Jul 2026564 AMAQI

28°C22/38°C

27th Jul 2026575 AMAQI
27th Jul 2026646 AMAQI
27th Jul 2026627 AMAQI
27th Jul 2026658 AMAQI
27th Jul 2026969 AMAQI
27th Jul 20268110 AMAQI
27th Jul 20266611 AMAQI
27th Jul 20266012 PMAQI
27th Jul 2026591 PMAQI
27th Jul 2026572 PMAQI
27th Jul 2026583 PMAQI
27th Jul 2026574 PMAQI
27th Jul 2026605 PMAQI
27th Jul 2026606 PMAQI
27th Jul 2026587 PMAQI
27th Jul 2026628 PMAQI
27th Jul 2026589 PMAQI
27th Jul 20265710 PMAQI
27th Jul 20265611 PMAQI
28th Jul 20265612 AMAQI
28th Jul 2026571 AMAQI
28th Jul 2026552 AMAQI
28th Jul 2026563 AMAQI
28th Jul 2026564 AMAQI

30°C23/38°C

28th Jul 2026605 AMAQI
28th Jul 2026666 AMAQI
28th Jul 2026627 AMAQI
28th Jul 2026648 AMAQI
28th Jul 2026629 AMAQI
28th Jul 20265910 AMAQI
28th Jul 20265511 AMAQI
28th Jul 20265612 PMAQI
28th Jul 2026551 PMAQI
28th Jul 2026572 PMAQI
28th Jul 2026563 PMAQI
28th Jul 2026604 PMAQI
28th Jul 2026585 PMAQI
28th Jul 2026606 PMAQI
28th Jul 2026627 PMAQI
28th Jul 2026598 PMAQI
28th Jul 2026599 PMAQI
28th Jul 20265810 PMAQI
28th Jul 20265711 PMAQI
29th Jul 20266012 AMAQI
29th Jul 2026571 AMAQI
29th Jul 2026542 AMAQI
29th Jul 2026443 AMAQI
29th Jul 2026504 AMAQI

27°C23/33°C

29th Jul 2026465 AMAQI
29th Jul 2026426 AMAQI
29th Jul 2026517 AMAQI
29th Jul 2026238 AMAQI
29th Jul 2026349 AMAQI
29th Jul 20264010 AMAQI
29th Jul 20264711 AMAQI
29th Jul 20266212 PMAQI
29th Jul 2026641 PMAQI
29th Jul 2026642 PMAQI
29th Jul 2026523 PMAQI
29th Jul 2026484 PMAQI
29th Jul 2026415 PMAQI
29th Jul 2026406 PMAQI
29th Jul 2026307 PMAQI
29th Jul 2026308 PMAQI
29th Jul 2026449 PMAQI
29th Jul 20264210 PMAQI
29th Jul 20262111 PMAQI
30th Jul 20263812 AMAQI
30th Jul 2026361 AMAQI
30th Jul 2026312 AMAQI
30th Jul 2026423 AMAQI
30th Jul 2026444 AMAQI

24°C17/33°C

30th Jul 2026425 AMAQI
30th Jul 2026366 AMAQI
30th Jul 2026487 AMAQI
30th Jul 2026488 AMAQI
30th Jul 2026369 AMAQI
30th Jul 20266410 AMAQI
30th Jul 20266911 AMAQI
30th Jul 20266812 PMAQI
30th Jul 2026601 PMAQI
30th Jul 2026692 PMAQI
30th Jul 2026683 PMAQI
30th Jul 2026684 PMAQI
30th Jul 2026515 PMAQI
30th Jul 2026516 PMAQI
30th Jul 2026507 PMAQI
30th Jul 2026508 PMAQI
30th Jul 2026529 PMAQI
30th Jul 20264510 PMAQI
30th Jul 20264211 PMAQI
31st Jul 20263812 AMAQI
31st Jul 2026421 AMAQI
31st Jul 2026382 AMAQI
31st Jul 2026363 AMAQI
31st Jul 2026344 AMAQI

24°C16/33°C

31st Jul 2026465 AMAQI
31st Jul 2026366 AMAQI
31st Jul 2026467 AMAQI
31st Jul 2026468 AMAQI
31st Jul 2026409 AMAQI
31st Jul 20264010 AMAQI
31st Jul 20263011 AMAQI
31st Jul 20263212 PMAQI
31st Jul 2026371 PMAQI
31st Jul 2026222 PMAQI
31st Jul 2026423 PMAQI
31st Jul 2026464 PMAQI
31st Jul 2026485 PMAQI
31st Jul 2026426 PMAQI
31st Jul 2026407 PMAQI
31st Jul 2026448 PMAQI
31st Jul 2026469 PMAQI
31st Jul 20264610 PMAQI
31st Jul 20265011 PMAQI
1st Aug 20264612 AMAQI
1st Aug 2026401 AMAQI
1st Aug 2026402 AMAQI
1st Aug 2026483 AMAQI
1st Aug 2026444 AMAQI

21°C19/24°C

1st Aug 2026465 AMAQI
1st Aug 2026426 AMAQI
1st Aug 2026487 AMAQI
1st Aug 2026368 AMAQI
1st Aug 2026369 AMAQI
1st Aug 20263610 AMAQI
1st Aug 20264611 AMAQI
1st Aug 20264412 PMAQI
1st Aug 2026481 PMAQI
1st Aug 2026462 PMAQI
1st Aug 2026393 PMAQI
1st Aug 2026504 PMAQI
1st Aug 2026465 PMAQI
1st Aug 2026366 PMAQI
1st Aug 2026347 PMAQI
1st Aug 2026338 PMAQI
1st Aug 2026279 PMAQI
1st Aug 20263110 PMAQI
1st Aug 20263411 PMAQI
2nd Aug 20264412 AMAQI
2nd Aug 2026441 AMAQI
2nd Aug 2026422 AMAQI
2nd Aug 2026483 AMAQI
2nd Aug 2026464 AMAQI

20°C19/21°C

2nd Aug 2026445 AMAQI
2nd Aug 2026446 AMAQI
2nd Aug 2026467 AMAQI
2nd Aug 2026448 AMAQI
2nd Aug 2026489 AMAQI
2nd Aug 20264610 AMAQI
2nd Aug 20265111 AMAQI
2nd Aug 20265212 PMAQI
2nd Aug 2026511 PMAQI
2nd Aug 2026482 PMAQI
2nd Aug 2026523 PMAQI
2nd Aug 2026464 PMAQI
2nd Aug 2026485 PMAQI
2nd Aug 2026516 PMAQI
2nd Aug 2026527 PMAQI
2nd Aug 2026528 PMAQI
2nd Aug 2026509 PMAQI
2nd Aug 20264610 PMAQI
2nd Aug 20265111 PMAQI
3rd Aug 20265212 AMAQI
3rd Aug 2026541 AMAQI
3rd Aug 2026542 AMAQI
3rd Aug 2026523 AMAQI
3rd Aug 2026564 AMAQI

21°C18/27°C

3rd Aug 2026535 AMAQI
3rd Aug 2026556 AMAQI
3rd Aug 2026537 AMAQI
3rd Aug 2026548 AMAQI
3rd Aug 2026549 AMAQI
3rd Aug 20265310 AMAQI
3rd Aug 20265211 AMAQI
3rd Aug 20264912 PMAQI
3rd Aug 2026511 PMAQI
3rd Aug 2026522 PMAQI
3rd Aug 2026513 PMAQI
3rd Aug 2026484 PMAQI
3rd Aug 2026505 PMAQI
3rd Aug 2026516 PMAQI
3rd Aug 2026497 PMAQI
3rd Aug 2026488 PMAQI
3rd Aug 2026509 PMAQI
3rd Aug 20269210 PMAQI
3rd Aug 20267611 PMAQI
4th Aug 20265012 AMAQI
4th Aug 2026511 AMAQI
4th Aug 2026542 AMAQI
4th Aug 2026553 AMAQI
4th Aug 2026444 AMAQI

22°C16/30°C

4th Aug 2026425 AMAQI
5 AM
4th Aug 2026446 AMAQI
4th Aug 2026427 AMAQI
4th Aug 2026428 AMAQI
4th Aug 2026469 AMAQI
4th Aug 20264210 AMAQI
4th Aug 20264811 AMAQI
4th Aug 20265012 PMAQI
12 PM
4th Aug 2026511 PMAQI
4th Aug 2026522 PMAQI
4th Aug 2026523 PMAQI
4th Aug 2026554 PMAQI
4th Aug 2026555 PMAQI
4th Aug 2026536 PMAQI
4th Aug 2026537 PMAQI
4th Aug 2026528 PMAQI
8 PM
4th Aug 2026529 PMAQI
4th Aug 20265310 PMAQI
4th Aug 20265311 PMAQI
12 AM
4 AM

24°C17/32°C

Day time
Avg. Highest Time
12 PM

62AQI

1 hours / Day
30 hours / Month
Avg. Lowest Time
8 PM

48AQI

1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 PM to 12 PM (Avg. 62), while the lowest AQI was between 8 PM to 8 PM (Avg. 48).
Night time
Avg. Highest Time
10 PM

56AQI

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

49AQI

2 hours / Day
60 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 10 PM to 10 PM (Avg. 56), while the lowest AQI was between 12 AM to 1 AM (Avg. 49).

2026 Days Vs Air Quality

Peoria, Illinois, United States

2026

83%

177

16%

34

0.9%

2

Total number of days with different AQI categories in last 216 days in 2026 (149 days remaining)

Good
177 Days
Moderate
34 Days
Poor
2 Days
Unhealthy
0 Days
Severe
0 Days
Hazardous
0 Days

Under WHO’s Safe Air Quality Limits: 83%

Health Risk Level:

Low

In 2026, 83% of 216 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

Peoria, Illinois, 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
19AQI (US)
2nd January 2026
30AQI (US)
3rd January 2026
32AQI (US)
4th January 2026
46AQI (US)
5th January 2026
52AQI (US)
6th January 2026
55AQI (US)
7th January 2026
57AQI (US)
8th January 2026
44AQI (US)
9th January 2026
25AQI (US)
10th January 2026
28AQI (US)
11th January 2026
22AQI (US)
12th January 2026
25AQI (US)
13th January 2026
28AQI (US)
14th January 2026
14AQI (US)
15th January 2026
16AQI (US)
16th January 2026
19AQI (US)
17th January 2026
14AQI (US)
18th January 2026
14AQI (US)
19th January 2026
34AQI (US)
20th January 2026
21AQI (US)
21st January 2026
45AQI (US)
22nd January 2026
59AQI (US)
23rd January 2026
56AQI (US)
24th January 2026
48AQI (US)
25th January 2026
50AQI (US)
26th January 2026
48AQI (US)
27th January 2026
37AQI (US)
28th January 2026
44AQI (US)
29th January 2026
52AQI (US)
30th January 2026
58AQI (US)
31st January 2026
44AQI (US)
1st February 2026
46AQI (US)
2nd February 2026
49AQI (US)
3rd February 2026
49AQI (US)
4th February 2026
44AQI (US)
5th February 2026
51AQI (US)
6th February 2026
46AQI (US)
7th February 2026
39AQI (US)
8th February 2026
43AQI (US)
9th February 2026
47AQI (US)
10th February 2026
42AQI (US)
11th February 2026
30AQI (US)
12th February 2026
45AQI (US)
13th February 2026
44AQI (US)
14th February 2026
54AQI (US)
15th February 2026
48AQI (US)
16th February 2026
39AQI (US)
17th February 2026
69AQI (US)
18th February 2026
56AQI (US)
19th February 2026
37AQI (US)
20th February 2026
40AQI (US)
21st February 2026
31AQI (US)
22nd February 2026
30AQI (US)
23rd February 2026
29AQI (US)
24th February 2026
49AQI (US)
25th February 2026
42AQI (US)
26th February 2026
46AQI (US)
27th February 2026
51AQI (US)
28th February 2026
27AQI (US)
1st March 2026
28AQI (US)
2nd March 2026
53AQI (US)
3rd March 2026
41AQI (US)
4th March 2026
44AQI (US)
5th March 2026
50AQI (US)
6th March 2026
31AQI (US)
7th March 2026
39AQI (US)
8th March 2026
32AQI (US)
9th March 2026
28AQI (US)
10th March 2026
36AQI (US)
11th March 2026
36AQI (US)
12th March 2026
34AQI (US)
13th March 2026
44AQI (US)
14th March 2026
31AQI (US)
15th March 2026
27AQI (US)
16th March 2026
26AQI (US)
17th March 2026
28AQI (US)
18th March 2026
29AQI (US)
19th March 2026
54AQI (US)
20th March 2026
40AQI (US)
21st March 2026
42AQI (US)
22nd March 2026
28AQI (US)
23rd March 2026
44AQI (US)
24th March 2026
60AQI (US)
25th March 2026
46AQI (US)
26th March 2026
54AQI (US)
27th March 2026
22AQI (US)
28th March 2026
17AQI (US)
29th March 2026
24AQI (US)
30th March 2026
41AQI (US)
31st March 2026
35AQI (US)
1st April 2026
24AQI (US)
2nd April 2026
22AQI (US)
3rd April 2026
31AQI (US)
4th April 2026
32AQI (US)
5th April 2026
27AQI (US)
6th April 2026
27AQI (US)
7th April 2026
38AQI (US)
8th April 2026
41AQI (US)
9th April 2026
26AQI (US)
10th April 2026
31AQI (US)
11th April 2026
24AQI (US)
12th April 2026
27AQI (US)
13th April 2026
28AQI (US)
14th April 2026
26AQI (US)
15th April 2026
31AQI (US)
16th April 2026
30AQI (US)
17th April 2026
18th April 2026
20AQI (US)
19th April 2026
25AQI (US)
20th April 2026
39AQI (US)
21st April 2026
34AQI (US)
22nd April 2026
23rd April 2026
52AQI (US)
24th April 2026
34AQI (US)
25th April 2026
18AQI (US)
26th April 2026
27AQI (US)
27th April 2026
32AQI (US)
28th April 2026
22AQI (US)
29th April 2026
27AQI (US)
30th April 2026
38AQI (US)
1st May 2026
25AQI (US)
2nd May 2026
24AQI (US)
3rd May 2026
31AQI (US)
4th May 2026
43AQI (US)
5th May 2026
39AQI (US)
6th May 2026
43AQI (US)
7th May 2026
43AQI (US)
8th May 2026
38AQI (US)
9th May 2026
10th May 2026
34AQI (US)
11th May 2026
32AQI (US)
12th May 2026
58AQI (US)
13th May 2026
58AQI (US)
14th May 2026
56AQI (US)
15th May 2026
57AQI (US)
16th May 2026
54AQI (US)
17th May 2026
56AQI (US)
18th May 2026
55AQI (US)
19th May 2026
51AQI (US)
20th May 2026
48AQI (US)
21st May 2026
42AQI (US)
22nd May 2026
46AQI (US)
23rd May 2026
51AQI (US)
24th May 2026
44AQI (US)
25th May 2026
45AQI (US)
26th May 2026
32AQI (US)
27th May 2026
26AQI (US)
28th May 2026
18AQI (US)
29th May 2026
21AQI (US)
30th May 2026
26AQI (US)
31st May 2026
28AQI (US)
1st June 2026
30AQI (US)
2nd June 2026
24AQI (US)
3rd June 2026
20AQI (US)
4th June 2026
25AQI (US)
5th June 2026
30AQI (US)
6th June 2026
28AQI (US)
7th June 2026
26AQI (US)
8th June 2026
32AQI (US)
9th June 2026
27AQI (US)
10th June 2026
28AQI (US)
11th June 2026
26AQI (US)
12th June 2026
26AQI (US)
13th June 2026
20AQI (US)
14th June 2026
22AQI (US)
15th June 2026
25AQI (US)
16th June 2026
25AQI (US)
17th June 2026
25AQI (US)
18th June 2026
26AQI (US)
19th June 2026
23AQI (US)
20th June 2026
22AQI (US)
21st June 2026
21AQI (US)
22nd June 2026
24AQI (US)
23rd June 2026
19AQI (US)
24th June 2026
24AQI (US)
25th June 2026
26AQI (US)
26th June 2026
27AQI (US)
27th June 2026
31AQI (US)
28th June 2026
32AQI (US)
29th June 2026
32AQI (US)
30th June 2026
38AQI (US)
1st July 2026
28AQI (US)
2nd July 2026
26AQI (US)
3rd July 2026
29AQI (US)
4th July 2026
38AQI (US)
5th July 2026
48AQI (US)
6th July 2026
51AQI (US)
7th July 2026
43AQI (US)
8th July 2026
44AQI (US)
9th July 2026
34AQI (US)
10th July 2026
34AQI (US)
11th July 2026
45AQI (US)
12th July 2026
45AQI (US)
13th July 2026
45AQI (US)
14th July 2026
38AQI (US)
15th July 2026
53AQI (US)
16th July 2026
95AQI (US)
17th July 2026
50AQI (US)
18th July 2026
47AQI (US)
19th July 2026
130AQI (US)
20th July 2026
118AQI (US)
21st July 2026
55AQI (US)
22nd July 2026
41AQI (US)
23rd July 2026
38AQI (US)
24th July 2026
41AQI (US)
25th July 2026
48AQI (US)
26th July 2026
52AQI (US)
27th July 2026
63AQI (US)
28th July 2026
59AQI (US)
29th July 2026
45AQI (US)
30th July 2026
50AQI (US)
31st July 2026
40AQI (US)
1st August 2026
41AQI (US)
2nd August 2026
48AQI (US)
3rd August 2026
55AQI (US)
4th August 2026
50AQI (US)
5th August 2026
6th August 2026
7th August 2026
8th August 2026
9th August 2026
10th August 2026
11th August 2026
12th August 2026
13th August 2026
14th August 2026
15th August 2026
16th August 2026
17th August 2026
18th August 2026
19th August 2026
20th August 2026
21st August 2026
22nd August 2026
23rd August 2026
24th August 2026
25th August 2026
26th August 2026
27th August 2026
28th August 2026
29th August 2026
30th August 2026
31st August 2026
1st September 2026
2nd September 2026
3rd September 2026
4th September 2026
5th September 2026
6th September 2026
7th September 2026
8th September 2026
9th September 2026
10th September 2026
11th September 2026
12th September 2026
13th September 2026
14th September 2026
15th September 2026
16th September 2026
17th September 2026
18th September 2026
19th September 2026
20th September 2026
21st September 2026
22nd September 2026
23rd September 2026
24th September 2026
25th September 2026
26th September 2026
27th September 2026
28th September 2026
29th September 2026
30th September 2026
1st October 2026
2nd October 2026
3rd October 2026
4th October 2026
5th October 2026
6th October 2026
7th October 2026
8th October 2026
9th October 2026
10th October 2026
11th October 2026
12th October 2026
13th October 2026
14th October 2026
15th October 2026
16th October 2026
17th October 2026
18th October 2026
19th October 2026
20th October 2026
21st October 2026
22nd October 2026
23rd October 2026
24th October 2026
25th October 2026
26th October 2026
27th October 2026
28th October 2026
29th October 2026
30th October 2026
31st October 2026
1st November 2026
2nd November 2026
3rd November 2026
4th November 2026
5th November 2026
6th November 2026
7th November 2026
8th November 2026
9th November 2026
10th November 2026
11th November 2026
12th November 2026
13th November 2026
14th November 2026
15th November 2026
16th November 2026
17th November 2026
18th November 2026
19th November 2026
20th November 2026
21st November 2026
22nd November 2026
23rd November 2026
24th November 2026
25th November 2026
26th November 2026
27th November 2026
28th November 2026
29th November 2026
30th November 2026
1st December 2026
2nd December 2026
3rd December 2026
4th December 2026
5th December 2026
6th December 2026
7th December 2026
8th December 2026
9th December 2026
10th December 2026
11th December 2026
12th December 2026
13th December 2026
14th December 2026
15th December 2026
16th December 2026
17th December 2026
18th December 2026
19th December 2026
20th December 2026
21st December 2026
22nd December 2026
23rd December 2026
24th December 2026
25th December 2026
26th December 2026
27th December 2026
28th December 2026
29th December 2026
30th December 2026
31st December 2026

37AQI (US)

44AQI (US)

37AQI (US)

30AQI (US)

41AQI (US)

26AQI (US)

51AQI (US)

49AQI (US)

No. of days

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

202638AQI (US)

24
7
23
5
27
4
27
1
21
9
30
22
7
2
3
1
177
34
2

Highest AQI (US) recorded in

July

51AQI (US)

Lowest AQI (US) recorded in

June

26AQI (US)

202542AQI (US)

5
29
1
30
1
13
17
20
11
17
13
1
18
12
20
11
19
11
15
16
186
93
1

Highest AQI (US) recorded in

June

52AQI (US)

Lowest AQI (US) recorded in

May

29AQI (US)

Most & Least Polluted Years Over the Last 2 Years

Most Polluted Year Recorded
2025(Avg.)
42AQI (US)
Least Polluted Year Recorded
2026(Avg.)
38AQI (US)

Peoria's annual 2026 AQI (US) (38) shows an average percentage change of -9.5% (improved AQI (US)) compared to previous years: 2025 (42).