Country Background

Maryville, 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

Maryville, Illinois, United States

2021
2024
2025
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
1st Aug 2025
110AQI
Lowest AQI recorded on
21st Aug 2021
15AQI


Same Day Analysis (11th August ):
On this day, AQI across the 3 years varied significantly: 2025 ranks 1st highest AQI at 39 of Good air quality on the same day.

Download 2024 Annual Data

World Air Quality Report

Globe

Day & Night AQI Trend: 11th Aug - 12th Aug 2025

Maryville, Illinois, United States

AQI
Day
Night
.

5 AM11th Aug 2025

8 PM

4 AM12th Aug 2025

Day time
Avg. Highest Time
10AM11th Aug

41AQI

Avg. Lowest Time
6PM11th Aug

34AQI

Night time
Avg. Highest Time
8PM11th Aug

34AQI

Avg. Lowest Time
3AM12th Aug

29AQI

In the last 24 hours,

Maryville's AQI reached its highest point of 41 at 10 AM during the Day, while the lowest point, 29, was recorded at 3 AM during the Night between 11th Aug and 12th Aug 2025.

Day & Night AQI Trend : Jul - Aug 2025

Maryville, Illinois, United States

JulAug
13th - 14th14th - 15th15th - 16th16th - 17th17th - 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
Day
Night
13th Jul 2025415 AMAQI
13th Jul 2025396 AMAQI
13th Jul 2025377 AMAQI
13th Jul 2025378 AMAQI
13th Jul 2025429 AMAQI
13th Jul 20254410 AMAQI
13th Jul 20254411 AMAQI
13th Jul 20254312 PMAQI
13th Jul 2025411 PMAQI
13th Jul 2025412 PMAQI
13th Jul 2025413 PMAQI
13th Jul 2025394 PMAQI
13th Jul 2025385 PMAQI
13th Jul 2025376 PMAQI
13th Jul 2025397 PMAQI
13th Jul 2025398 PMAQI
13th Jul 2025369 PMAQI
13th Jul 20253710 PMAQI
13th Jul 20253611 PMAQI
14th Jul 20253612 AMAQI
14th Jul 2025291 AMAQI
14th Jul 2025242 AMAQI
14th Jul 2025273 AMAQI
14th Jul 2025274 AMAQI

25°C21/30°C

14th Jul 2025275 AMAQI
14th Jul 2025286 AMAQI
14th Jul 2025307 AMAQI
14th Jul 2025288 AMAQI
14th Jul 2025309 AMAQI
14th Jul 20253210 AMAQI
14th Jul 20253411 AMAQI
14th Jul 20253412 PMAQI
14th Jul 2025341 PMAQI
14th Jul 2025332 PMAQI
14th Jul 2025323 PMAQI
14th Jul 2025314 PMAQI
14th Jul 2025325 PMAQI
14th Jul 2025346 PMAQI
14th Jul 2025327 PMAQI
14th Jul 2025318 PMAQI
14th Jul 2025329 PMAQI
14th Jul 20253310 PMAQI
14th Jul 20253311 PMAQI
15th Jul 20253512 AMAQI
15th Jul 2025351 AMAQI
15th Jul 2025302 AMAQI
15th Jul 2025303 AMAQI
15th Jul 2025304 AMAQI

25°C22/29°C

15th Jul 2025345 AMAQI
15th Jul 2025306 AMAQI
15th Jul 2025347 AMAQI
15th Jul 2025318 AMAQI
15th Jul 2025339 AMAQI
15th Jul 20253610 AMAQI
15th Jul 20253611 AMAQI
15th Jul 20253812 PMAQI
15th Jul 2025371 PMAQI
15th Jul 2025362 PMAQI
15th Jul 2025353 PMAQI
15th Jul 2025344 PMAQI
15th Jul 2025335 PMAQI
15th Jul 2025346 PMAQI
15th Jul 2025347 PMAQI
15th Jul 2025358 PMAQI
15th Jul 2025349 PMAQI
15th Jul 20253510 PMAQI
15th Jul 20253311 PMAQI
16th Jul 20253312 AMAQI
16th Jul 2025321 AMAQI
16th Jul 2025272 AMAQI
16th Jul 2025273 AMAQI
16th Jul 2025274 AMAQI

26°C22/30°C

16th Jul 2025265 AMAQI
16th Jul 2025306 AMAQI
16th Jul 2025327 AMAQI
16th Jul 2025348 AMAQI
16th Jul 2025369 AMAQI
16th Jul 20253310 AMAQI
16th Jul 20253611 AMAQI
16th Jul 20253512 PMAQI
16th Jul 2025341 PMAQI
16th Jul 2025362 PMAQI
16th Jul 2025353 PMAQI
16th Jul 2025344 PMAQI
16th Jul 2025345 PMAQI
16th Jul 2025336 PMAQI
16th Jul 2025317 PMAQI
16th Jul 2025338 PMAQI
16th Jul 2025329 PMAQI
16th Jul 20253410 PMAQI
16th Jul 20253211 PMAQI
17th Jul 20253112 AMAQI
17th Jul 2025311 AMAQI
17th Jul 2025322 AMAQI
17th Jul 2025293 AMAQI
17th Jul 2025334 AMAQI

28°C22/37°C

17th Jul 2025335 AMAQI
17th Jul 2025336 AMAQI
17th Jul 2025317 AMAQI
17th Jul 2025328 AMAQI
17th Jul 2025349 AMAQI
17th Jul 20253410 AMAQI
17th Jul 20253211 AMAQI
17th Jul 20253212 PMAQI
17th Jul 2025311 PMAQI
17th Jul 2025322 PMAQI
17th Jul 2025333 PMAQI
17th Jul 2025334 PMAQI
17th Jul 2025335 PMAQI
17th Jul 2025326 PMAQI
17th Jul 2025327 PMAQI
17th Jul 2025328 PMAQI
17th Jul 2025319 PMAQI
17th Jul 20253110 PMAQI
17th Jul 20253011 PMAQI
18th Jul 20253112 AMAQI
18th Jul 2025321 AMAQI
18th Jul 2025252 AMAQI
18th Jul 2025223 AMAQI
18th Jul 2025254 AMAQI

27°C23/34°C

18th Jul 2025265 AMAQI
18th Jul 2025276 AMAQI
18th Jul 2025277 AMAQI
18th Jul 2025308 AMAQI
18th Jul 2025309 AMAQI
18th Jul 20252810 AMAQI
18th Jul 20253311 AMAQI
18th Jul 20253112 PMAQI
18th Jul 2025281 PMAQI
18th Jul 2025302 PMAQI
18th Jul 2025303 PMAQI
18th Jul 2025304 PMAQI
18th Jul 2025315 PMAQI
18th Jul 2025316 PMAQI
18th Jul 2025307 PMAQI
18th Jul 2025318 PMAQI
18th Jul 2025349 PMAQI
18th Jul 20253310 PMAQI
18th Jul 20253411 PMAQI
19th Jul 20253312 AMAQI
19th Jul 2025301 AMAQI
19th Jul 2025292 AMAQI
19th Jul 2025293 AMAQI
19th Jul 2025274 AMAQI

26°C23/30°C

19th Jul 2025315 AMAQI
19th Jul 2025336 AMAQI
19th Jul 2025307 AMAQI
19th Jul 2025308 AMAQI
19th Jul 2025329 AMAQI
19th Jul 20253010 AMAQI
19th Jul 20253211 AMAQI
19th Jul 20253212 PMAQI
19th Jul 2025331 PMAQI
19th Jul 2025352 PMAQI
19th Jul 2025323 PMAQI
19th Jul 2025304 PMAQI
19th Jul 2025295 PMAQI
19th Jul 2025306 PMAQI
19th Jul 2025337 PMAQI
19th Jul 2025338 PMAQI
19th Jul 2025349 PMAQI
19th Jul 20253410 PMAQI
19th Jul 20253411 PMAQI
20th Jul 20253812 AMAQI
20th Jul 2025421 AMAQI
20th Jul 2025442 AMAQI
20th Jul 2025393 AMAQI
20th Jul 2025384 AMAQI

27°C24/33°C

20th Jul 2025395 AMAQI
20th Jul 2025386 AMAQI
20th Jul 2025407 AMAQI
20th Jul 2025388 AMAQI
20th Jul 2025419 AMAQI
20th Jul 20254210 AMAQI
20th Jul 20254311 AMAQI
20th Jul 20254612 PMAQI
20th Jul 2025461 PMAQI
20th Jul 2025422 PMAQI
20th Jul 2025443 PMAQI
20th Jul 2025454 PMAQI
20th Jul 2025445 PMAQI
20th Jul 2025446 PMAQI
20th Jul 2025427 PMAQI
20th Jul 2025428 PMAQI
20th Jul 2025429 PMAQI
20th Jul 20254010 PMAQI
20th Jul 20254211 PMAQI
21st Jul 20254312 AMAQI
21st Jul 2025441 AMAQI
21st Jul 2025392 AMAQI
21st Jul 2025353 AMAQI
21st Jul 2025354 AMAQI

30°C24/37°C

21st Jul 2025335 AMAQI
21st Jul 2025346 AMAQI
21st Jul 2025367 AMAQI
21st Jul 2025368 AMAQI
21st Jul 2025369 AMAQI
21st Jul 20253810 AMAQI
21st Jul 20253911 AMAQI
21st Jul 20254012 PMAQI
21st Jul 2025421 PMAQI
21st Jul 2025452 PMAQI
21st Jul 2025433 PMAQI
21st Jul 2025444 PMAQI
21st Jul 2025435 PMAQI
21st Jul 2025406 PMAQI
21st Jul 2025407 PMAQI
21st Jul 2025398 PMAQI
21st Jul 2025389 PMAQI
21st Jul 20254010 PMAQI
21st Jul 20254011 PMAQI
22nd Jul 20253912 AMAQI
22nd Jul 2025321 AMAQI
22nd Jul 2025292 AMAQI
22nd Jul 2025293 AMAQI
22nd Jul 2025334 AMAQI

26°C23/30°C

22nd Jul 2025305 AMAQI
22nd Jul 2025386 AMAQI
22nd Jul 2025387 AMAQI
22nd Jul 2025388 AMAQI
22nd Jul 2025419 AMAQI
22nd Jul 20254010 AMAQI
22nd Jul 20254711 AMAQI
22nd Jul 20255012 PMAQI
22nd Jul 2025491 PMAQI
22nd Jul 2025482 PMAQI
22nd Jul 2025463 PMAQI
22nd Jul 2025454 PMAQI
22nd Jul 2025465 PMAQI
22nd Jul 2025456 PMAQI
22nd Jul 2025417 PMAQI
22nd Jul 2025398 PMAQI
22nd Jul 2025389 PMAQI
22nd Jul 20253910 PMAQI
22nd Jul 20254011 PMAQI
23rd Jul 20254012 AMAQI
23rd Jul 2025381 AMAQI
23rd Jul 2025362 AMAQI
23rd Jul 2025353 AMAQI
23rd Jul 2025364 AMAQI

28°C23/33°C

23rd Jul 2025415 AMAQI
23rd Jul 2025406 AMAQI
23rd Jul 2025417 AMAQI
23rd Jul 2025428 AMAQI
23rd Jul 2025459 AMAQI
23rd Jul 20254510 AMAQI
23rd Jul 20254611 AMAQI
23rd Jul 20254612 PMAQI
23rd Jul 2025461 PMAQI
23rd Jul 2025432 PMAQI
23rd Jul 2025433 PMAQI
23rd Jul 2025444 PMAQI
23rd Jul 2025445 PMAQI
23rd Jul 2025416 PMAQI
23rd Jul 2025417 PMAQI
23rd Jul 2025418 PMAQI
23rd Jul 2025419 PMAQI
23rd Jul 20254110 PMAQI
23rd Jul 20254211 PMAQI
24th Jul 20254212 AMAQI
24th Jul 2025421 AMAQI
24th Jul 2025432 AMAQI
24th Jul 2025433 AMAQI
24th Jul 2025474 AMAQI

30°C25/37°C

24th Jul 2025475 AMAQI
24th Jul 2025476 AMAQI
24th Jul 2025497 AMAQI
24th Jul 2025488 AMAQI
24th Jul 2025509 AMAQI
24th Jul 20255110 AMAQI
24th Jul 20255311 AMAQI
24th Jul 20255312 PMAQI
24th Jul 2025521 PMAQI
24th Jul 2025522 PMAQI
24th Jul 2025513 PMAQI
24th Jul 2025514 PMAQI
24th Jul 2025505 PMAQI
24th Jul 2025506 PMAQI
24th Jul 2025497 PMAQI
24th Jul 2025508 PMAQI
24th Jul 2025499 PMAQI
24th Jul 20255010 PMAQI
24th Jul 20254911 PMAQI
25th Jul 20254712 AMAQI
25th Jul 2025401 AMAQI
25th Jul 2025412 AMAQI
25th Jul 2025403 AMAQI
25th Jul 2025404 AMAQI

30°C24/37°C

25th Jul 2025365 AMAQI
25th Jul 2025396 AMAQI
25th Jul 2025387 AMAQI
25th Jul 2025378 AMAQI
25th Jul 2025379 AMAQI
25th Jul 20254310 AMAQI
25th Jul 20254511 AMAQI
25th Jul 20254412 PMAQI
25th Jul 2025441 PMAQI
25th Jul 2025472 PMAQI
25th Jul 2025463 PMAQI
25th Jul 2025434 PMAQI
25th Jul 2025435 PMAQI
25th Jul 2025426 PMAQI
25th Jul 2025447 PMAQI
25th Jul 2025448 PMAQI
25th Jul 2025419 PMAQI
25th Jul 20254010 PMAQI
25th Jul 20253911 PMAQI
26th Jul 20254012 AMAQI
26th Jul 2025331 AMAQI
26th Jul 2025302 AMAQI
26th Jul 2025293 AMAQI
26th Jul 2025304 AMAQI

29°C25/35°C

26th Jul 2025305 AMAQI
26th Jul 2025346 AMAQI
26th Jul 2025327 AMAQI
26th Jul 2025318 AMAQI
26th Jul 2025349 AMAQI
26th Jul 20254110 AMAQI
26th Jul 20253911 AMAQI
26th Jul 20253712 PMAQI
26th Jul 2025361 PMAQI
26th Jul 2025342 PMAQI
26th Jul 2025333 PMAQI
26th Jul 2025324 PMAQI
26th Jul 2025325 PMAQI
26th Jul 2025316 PMAQI
26th Jul 2025327 PMAQI
26th Jul 2025338 PMAQI
26th Jul 2025339 PMAQI
26th Jul 20253210 PMAQI
26th Jul 20253211 PMAQI
27th Jul 20253312 AMAQI
27th Jul 2025291 AMAQI
27th Jul 2025232 AMAQI
27th Jul 2025203 AMAQI
27th Jul 2025214 AMAQI

29°C25/35°C

27th Jul 2025265 AMAQI
27th Jul 2025236 AMAQI
27th Jul 2025247 AMAQI
27th Jul 2025248 AMAQI
27th Jul 2025289 AMAQI
27th Jul 20253210 AMAQI
27th Jul 20253011 AMAQI
27th Jul 20252912 PMAQI
27th Jul 2025311 PMAQI
27th Jul 2025302 PMAQI
27th Jul 2025303 PMAQI
27th Jul 2025304 PMAQI
27th Jul 2025305 PMAQI
27th Jul 2025306 PMAQI
27th Jul 2025307 PMAQI
27th Jul 2025298 PMAQI
27th Jul 2025299 PMAQI
27th Jul 20252810 PMAQI
27th Jul 20252811 PMAQI
28th Jul 20252812 AMAQI
28th Jul 2025261 AMAQI
28th Jul 2025262 AMAQI
28th Jul 2025243 AMAQI
28th Jul 2025234 AMAQI

29°C24/35°C

28th Jul 2025245 AMAQI
28th Jul 2025286 AMAQI
28th Jul 2025297 AMAQI
28th Jul 2025298 AMAQI
28th Jul 2025319 AMAQI
28th Jul 20253910 AMAQI
28th Jul 20254111 AMAQI
28th Jul 20253412 PMAQI
28th Jul 2025331 PMAQI
28th Jul 2025322 PMAQI
28th Jul 2025323 PMAQI
28th Jul 2025324 PMAQI
28th Jul 2025325 PMAQI
28th Jul 2025336 PMAQI
28th Jul 2025307 PMAQI
28th Jul 2025318 PMAQI
28th Jul 2025339 PMAQI
28th Jul 20253310 PMAQI
28th Jul 20253311 PMAQI
29th Jul 20253412 AMAQI
29th Jul 2025351 AMAQI
29th Jul 2025312 AMAQI
29th Jul 2025273 AMAQI
29th Jul 2025304 AMAQI

30°C25/36°C

29th Jul 2025365 AMAQI
29th Jul 2025356 AMAQI
29th Jul 2025317 AMAQI
29th Jul 2025328 AMAQI
29th Jul 2025349 AMAQI
29th Jul 20253910 AMAQI
29th Jul 20253711 AMAQI
29th Jul 20253612 PMAQI
29th Jul 2025341 PMAQI
29th Jul 2025352 PMAQI
29th Jul 2025353 PMAQI
29th Jul 2025364 PMAQI
29th Jul 2025365 PMAQI
29th Jul 2025366 PMAQI
29th Jul 2025367 PMAQI
29th Jul 2025368 PMAQI
29th Jul 2025369 PMAQI
29th Jul 20253510 PMAQI
29th Jul 20253611 PMAQI
30th Jul 20253512 AMAQI
30th Jul 2025351 AMAQI
30th Jul 2025312 AMAQI
30th Jul 2025303 AMAQI
30th Jul 2025314 AMAQI

31°C26/37°C

30th Jul 2025365 AMAQI
30th Jul 2025366 AMAQI
30th Jul 2025367 AMAQI
30th Jul 2025348 AMAQI
30th Jul 2025399 AMAQI
30th Jul 20253810 AMAQI
30th Jul 20253711 AMAQI
30th Jul 20253812 PMAQI
30th Jul 2025361 PMAQI
30th Jul 2025342 PMAQI
30th Jul 2025353 PMAQI
30th Jul 2025354 PMAQI
30th Jul 2025355 PMAQI
30th Jul 2025356 PMAQI
30th Jul 2025357 PMAQI
30th Jul 2025358 PMAQI
30th Jul 2025339 PMAQI
30th Jul 20253310 PMAQI
30th Jul 20253411 PMAQI
31st Jul 20253212 AMAQI
31st Jul 2025281 AMAQI
31st Jul 2025252 AMAQI
31st Jul 2025253 AMAQI
31st Jul 2025264 AMAQI

29°C24/34°C

31st Jul 2025245 AMAQI
31st Jul 2025276 AMAQI
31st Jul 2025297 AMAQI
31st Jul 2025298 AMAQI
31st Jul 2025289 AMAQI
31st Jul 20253010 AMAQI
31st Jul 20253411 AMAQI
31st Jul 20253012 PMAQI
31st Jul 2025331 PMAQI
31st Jul 2025342 PMAQI
31st Jul 2025413 PMAQI
31st Jul 2025404 PMAQI
31st Jul 2025365 PMAQI
31st Jul 2025366 PMAQI
31st Jul 2025287 PMAQI
31st Jul 2025368 PMAQI
31st Jul 2025489 PMAQI
31st Jul 20255210 PMAQI
31st Jul 20255711 PMAQI
1st Aug 20255712 AMAQI
1st Aug 2025581 AMAQI
1st Aug 2025582 AMAQI
1st Aug 2025513 AMAQI
1st Aug 2025584 AMAQI

24°C21/27°C

1st Aug 2025645 AMAQI
1st Aug 2025686 AMAQI
1st Aug 2025717 AMAQI
1st Aug 2025718 AMAQI
1st Aug 2025729 AMAQI
1st Aug 20256710 AMAQI
1st Aug 20257111 AMAQI
1st Aug 20256812 PMAQI
1st Aug 2025681 PMAQI
1st Aug 2025672 PMAQI
1st Aug 2025633 PMAQI
1st Aug 2025624 PMAQI
1st Aug 2025605 PMAQI
1st Aug 2025616 PMAQI
1st Aug 2025647 PMAQI
1st Aug 2025628 PMAQI
1st Aug 2025609 PMAQI
1st Aug 20256010 PMAQI
1st Aug 20256011 PMAQI
2nd Aug 20256112 AMAQI
2nd Aug 2025621 AMAQI
2nd Aug 2025622 AMAQI
2nd Aug 2025603 AMAQI
2nd Aug 2025634 AMAQI

22°C16/29°C

2nd Aug 2025605 AMAQI
2nd Aug 2025606 AMAQI
2nd Aug 2025617 AMAQI
2nd Aug 2025638 AMAQI
2nd Aug 2025619 AMAQI
2nd Aug 20255910 AMAQI
2nd Aug 20255611 AMAQI
2nd Aug 20255312 PMAQI
2nd Aug 2025501 PMAQI
2nd Aug 2025472 PMAQI
2nd Aug 2025453 PMAQI
2nd Aug 2025454 PMAQI
2nd Aug 2025435 PMAQI
2nd Aug 2025426 PMAQI
2nd Aug 2025547 PMAQI
2nd Aug 2025508 PMAQI
2nd Aug 2025419 PMAQI
2nd Aug 20254210 PMAQI
2nd Aug 20254511 PMAQI
3rd Aug 20254412 AMAQI
3rd Aug 2025371 AMAQI
3rd Aug 2025352 AMAQI
3rd Aug 2025373 AMAQI
3rd Aug 2025344 AMAQI

21°C14/28°C

3rd Aug 2025325 AMAQI
3rd Aug 2025336 AMAQI
3rd Aug 2025337 AMAQI
3rd Aug 2025338 AMAQI
3rd Aug 2025349 AMAQI
3rd Aug 20253310 AMAQI
3rd Aug 20253211 AMAQI
3rd Aug 20252912 PMAQI
3rd Aug 2025271 PMAQI
3rd Aug 2025282 PMAQI
3rd Aug 2025303 PMAQI
3rd Aug 2025334 PMAQI
3rd Aug 2025335 PMAQI
3rd Aug 2025316 PMAQI
3rd Aug 2025347 PMAQI
3rd Aug 2025348 PMAQI
3rd Aug 2025339 PMAQI
3rd Aug 20253610 PMAQI
3rd Aug 20253311 PMAQI
4th Aug 20253412 AMAQI
4th Aug 2025351 AMAQI
4th Aug 2025342 AMAQI
4th Aug 2025383 AMAQI
4th Aug 2025364 AMAQI

21°C13/29°C

4th Aug 2025375 AMAQI
4th Aug 2025386 AMAQI
4th Aug 2025377 AMAQI
4th Aug 2025388 AMAQI
4th Aug 2025379 AMAQI
4th Aug 20253710 AMAQI
4th Aug 20253411 AMAQI
4th Aug 20253712 PMAQI
4th Aug 2025391 PMAQI
4th Aug 2025382 PMAQI
4th Aug 2025393 PMAQI
4th Aug 2025374 PMAQI
4th Aug 2025345 PMAQI
4th Aug 2025356 PMAQI
4th Aug 2025357 PMAQI
4th Aug 2025338 PMAQI
4th Aug 2025319 PMAQI
4th Aug 20253010 PMAQI
4th Aug 20253111 PMAQI
5th Aug 20252912 AMAQI
5th Aug 2025281 AMAQI
5th Aug 2025282 AMAQI
5th Aug 2025273 AMAQI
5th Aug 2025274 AMAQI

23°C16/29°C

5th Aug 2025285 AMAQI
5th Aug 2025296 AMAQI
5th Aug 2025307 AMAQI
5th Aug 2025308 AMAQI
5th Aug 2025309 AMAQI
5th Aug 20253210 AMAQI
5th Aug 20253211 AMAQI
5th Aug 20253412 PMAQI
5th Aug 2025361 PMAQI
5th Aug 2025372 PMAQI
5th Aug 2025363 PMAQI
5th Aug 2025334 PMAQI
5th Aug 2025345 PMAQI
5th Aug 2025326 PMAQI
5th Aug 2025317 PMAQI
5th Aug 2025318 PMAQI
5th Aug 2025309 PMAQI
5th Aug 20253310 PMAQI
5th Aug 20253111 PMAQI
6th Aug 20253412 AMAQI
6th Aug 2025321 AMAQI
6th Aug 2025322 AMAQI
6th Aug 2025303 AMAQI
6th Aug 2025314 AMAQI

23°C19/29°C

6th Aug 2025315 AMAQI
6th Aug 2025346 AMAQI
6th Aug 2025337 AMAQI
6th Aug 2025358 AMAQI
6th Aug 2025369 AMAQI
6th Aug 20253710 AMAQI
6th Aug 20254111 AMAQI
6th Aug 20254312 PMAQI
6th Aug 2025431 PMAQI
6th Aug 2025442 PMAQI
6th Aug 2025443 PMAQI
6th Aug 2025424 PMAQI
6th Aug 2025455 PMAQI
6th Aug 2025416 PMAQI
6th Aug 2025337 PMAQI
6th Aug 2025388 PMAQI
6th Aug 2025439 PMAQI
6th Aug 20254410 PMAQI
6th Aug 20254211 PMAQI
7th Aug 20254012 AMAQI
7th Aug 2025381 AMAQI
7th Aug 2025372 AMAQI
7th Aug 2025373 AMAQI
7th Aug 2025384 AMAQI

26°C18/34°C

7th Aug 2025365 AMAQI
7th Aug 2025386 AMAQI
7th Aug 2025377 AMAQI
7th Aug 2025388 AMAQI
7th Aug 2025379 AMAQI
7th Aug 20253710 AMAQI
7th Aug 20254011 AMAQI
7th Aug 20254012 PMAQI
7th Aug 2025431 PMAQI
7th Aug 2025442 PMAQI
7th Aug 2025433 PMAQI
7th Aug 2025434 PMAQI
7th Aug 2025425 PMAQI
7th Aug 2025416 PMAQI
7th Aug 2025417 PMAQI
7th Aug 2025428 PMAQI
7th Aug 2025439 PMAQI
7th Aug 20254410 PMAQI
7th Aug 20254511 PMAQI
8th Aug 20254212 AMAQI
8th Aug 2025351 AMAQI
8th Aug 2025342 AMAQI
8th Aug 2025363 AMAQI
8th Aug 2025354 AMAQI

27°C20/34°C

8th Aug 2025365 AMAQI
8th Aug 2025366 AMAQI
8th Aug 2025417 AMAQI
8th Aug 2025418 AMAQI
8th Aug 2025429 AMAQI
8th Aug 20254210 AMAQI
8th Aug 20254111 AMAQI
8th Aug 20254112 PMAQI
8th Aug 2025421 PMAQI
8th Aug 2025442 PMAQI
8th Aug 2025423 PMAQI
8th Aug 2025424 PMAQI
8th Aug 2025435 PMAQI
8th Aug 2025416 PMAQI
8th Aug 2025427 PMAQI
8th Aug 2025428 PMAQI
8th Aug 2025429 PMAQI
8th Aug 20254310 PMAQI
8th Aug 20254411 PMAQI
9th Aug 20254312 AMAQI
9th Aug 2025421 AMAQI
9th Aug 2025392 AMAQI
9th Aug 2025463 AMAQI
9th Aug 2025474 AMAQI

28°C23/36°C

9th Aug 2025445 AMAQI
9th Aug 2025506 AMAQI
9th Aug 2025497 AMAQI
9th Aug 2025488 AMAQI
9th Aug 2025519 AMAQI
9th Aug 20254910 AMAQI
9th Aug 20255011 AMAQI
9th Aug 20254912 PMAQI
9th Aug 2025491 PMAQI
9th Aug 2025492 PMAQI
9th Aug 2025503 PMAQI
9th Aug 2025514 PMAQI
9th Aug 2025515 PMAQI
9th Aug 2025506 PMAQI
9th Aug 2025527 PMAQI
9th Aug 2025518 PMAQI
9th Aug 2025509 PMAQI
9th Aug 20255110 PMAQI
9th Aug 20255211 PMAQI
10th Aug 20255212 AMAQI
10th Aug 2025521 AMAQI
10th Aug 2025522 AMAQI
10th Aug 2025493 AMAQI
10th Aug 2025454 AMAQI

28°C22/36°C

10th Aug 2025455 AMAQI
10th Aug 2025496 AMAQI
10th Aug 2025497 AMAQI
10th Aug 2025488 AMAQI
10th Aug 2025489 AMAQI
10th Aug 20255110 AMAQI
10th Aug 20255311 AMAQI
10th Aug 20255012 PMAQI
10th Aug 2025501 PMAQI
10th Aug 2025502 PMAQI
10th Aug 2025503 PMAQI
10th Aug 2025504 PMAQI
10th Aug 2025495 PMAQI
10th Aug 2025486 PMAQI
10th Aug 2025507 PMAQI
10th Aug 2025508 PMAQI
10th Aug 2025489 PMAQI
10th Aug 20254710 PMAQI
10th Aug 20254711 PMAQI
11th Aug 20254412 AMAQI
11th Aug 2025381 AMAQI
11th Aug 2025372 AMAQI
11th Aug 2025363 AMAQI
11th Aug 2025334 AMAQI

27°C22/32°C

11th Aug 2025315 AMAQI
11th Aug 2025356 AMAQI
11th Aug 2025367 AMAQI
11th Aug 2025358 AMAQI
11th Aug 2025379 AMAQI
11th Aug 20254110 AMAQI
11th Aug 20254111 AMAQI
11th Aug 20253812 PMAQI
11th Aug 2025371 PMAQI
11th Aug 2025362 PMAQI
11th Aug 2025353 PMAQI
11th Aug 2025364 PMAQI
11th Aug 2025355 PMAQI
11th Aug 2025346 PMAQI
11th Aug 2025357 PMAQI
11th Aug 2025348 PMAQI
11th Aug 2025339 PMAQI
11th Aug 20253110 PMAQI
11th Aug 20253211 PMAQI
12th Aug 20253112 AMAQI
12th Aug 2025301 AMAQI
12th Aug 2025302 AMAQI
12th Aug 2025293 AMAQI
12th Aug 2025304 AMAQI

26°C23/31°C

12th Aug 2025325 AMAQI
5 AM
12th Aug 2025306 AMAQI
12 PM
8 PM
12 AM
4 AM

--°C/°C

Day time
Avg. Highest Time
9 AM - 8 PM

39AQI

12 hours / Day
360 hours / Month
Avg. Lowest Time
5 AM

35AQI

1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 9 AM to 8 PM (Avg. 39), while the lowest AQI was between 5 AM to 5 AM (Avg. 35).
Night time
Avg. Highest Time
12 AM

39AQI

1 hours / Day
30 hours / Month
Avg. Lowest Time
2 AM - 4 AM

35AQI

3 hours / Day
90 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 12 AM (Avg. 39), while the lowest AQI was between 2 AM to 4 AM (Avg. 35).

2025 Days Vs Air Quality

Maryville, Illinois, United States

2025

88%

196

11%

25

0.9%

2

Total number of days with different AQI categories in last 224 days in 2025 (141 days remaining)

Good
196 Days
Moderate
25 Days
Poor
2 Days
Unhealthy
0 Days
Severe
0 Days
Hazardous
0 Days



Under WHO’s Safe Air Quality Limits: 88%

Health Risk Level:

Low

In 2025, 88% of 224 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

Maryville, Illinois, United States

AQI levels in 2025

AQI
PM2.5
PM10
CO
SO2
NO2
O3
Sun.Mon.Tue.Wed.Thu.Fri.Sat.

Jan.

Feb.

Mar.

Apr.

May

Jun.

Jul.

Aug.

Sep.

Oct.

Nov.

Dec.

1st January 2025
28AQI
2nd January 2025
44AQI
3rd January 2025
24AQI
4th January 2025
20AQI
5th January 2025
20AQI
6th January 2025
18AQI
7th January 2025
25AQI
8th January 2025
36AQI
9th January 2025
50AQI
10th January 2025
53AQI
11th January 2025
34AQI
12th January 2025
29AQI
13th January 2025
21AQI
14th January 2025
25AQI
15th January 2025
35AQI
16th January 2025
31AQI
17th January 2025
26AQI
18th January 2025
20AQI
19th January 2025
18AQI
20th January 2025
19AQI
21st January 2025
21AQI
22nd January 2025
24AQI
23rd January 2025
26AQI
24th January 2025
29AQI
25th January 2025
31AQI
26th January 2025
24AQI
27th January 2025
23AQI
28th January 2025
22AQI
29th January 2025
22AQI
30th January 2025
31AQI
31st January 2025
21AQI
1st February 2025
29AQI
2nd February 2025
27AQI
3rd February 2025
29AQI
4th February 2025
25AQI
5th February 2025
27AQI
6th February 2025
25AQI
7th February 2025
24AQI
8th February 2025
28AQI
9th February 2025
32AQI
10th February 2025
29AQI
11th February 2025
32AQI
12th February 2025
50AQI
13th February 2025
27AQI
14th February 2025
28AQI
15th February 2025
27AQI
16th February 2025
32AQI
17th February 2025
20AQI
18th February 2025
22AQI
19th February 2025
22AQI
20th February 2025
23AQI
21st February 2025
32AQI
22nd February 2025
39AQI
23rd February 2025
37AQI
24th February 2025
32AQI
25th February 2025
30AQI
26th February 2025
27AQI
27th February 2025
27AQI
28th February 2025
26AQI
1st March 2025
26AQI
2nd March 2025
29AQI
3rd March 2025
32AQI
4th March 2025
39AQI
5th March 2025
25AQI
6th March 2025
27AQI
7th March 2025
26AQI
8th March 2025
32AQI
9th March 2025
40AQI
10th March 2025
37AQI
11th March 2025
42AQI
12th March 2025
44AQI
13th March 2025
59AQI
14th March 2025
46AQI
15th March 2025
105AQI
16th March 2025
22AQI
17th March 2025
26AQI
18th March 2025
25AQI
19th March 2025
30AQI
20th March 2025
20AQI
21st March 2025
27AQI
22nd March 2025
21AQI
23rd March 2025
24AQI
24th March 2025
19AQI
25th March 2025
23AQI
26th March 2025
37AQI
27th March 2025
47AQI
28th March 2025
38AQI
29th March 2025
44AQI
30th March 2025
27AQI
31st March 2025
17AQI
1st April 2025
29AQI
2nd April 2025
34AQI
3rd April 2025
26AQI
4th April 2025
26AQI
5th April 2025
22AQI
6th April 2025
20AQI
7th April 2025
28AQI
8th April 2025
21AQI
9th April 2025
26AQI
10th April 2025
37AQI
11th April 2025
40AQI
12th April 2025
49AQI
13th April 2025
40AQI
14th April 2025
38AQI
15th April 2025
21AQI
16th April 2025
30AQI
17th April 2025
45AQI
18th April 2025
55AQI
19th April 2025
47AQI
20th April 2025
48AQI
21st April 2025
22AQI
22nd April 2025
30AQI
23rd April 2025
34AQI
24th April 2025
39AQI
25th April 2025
34AQI
26th April 2025
23AQI
27th April 2025
23AQI
28th April 2025
36AQI
29th April 2025
33AQI
30th April 2025
29AQI
1st May 2025
27AQI
2nd May 2025
26AQI
3rd May 2025
25AQI
4th May 2025
19AQI
5th May 2025
20AQI
6th May 2025
30AQI
7th May 2025
28AQI
8th May 2025
29AQI
9th May 2025
25AQI
10th May 2025
32AQI
11th May 2025
35AQI
12th May 2025
34AQI
13th May 2025
29AQI
14th May 2025
38AQI
15th May 2025
53AQI
16th May 2025
39AQI
17th May 2025
24AQI
18th May 2025
23AQI
19th May 2025
28AQI
20th May 2025
26AQI
21st May 2025
15AQI
22nd May 2025
14AQI
23rd May 2025
18AQI
24th May 2025
27AQI
25th May 2025
31AQI
26th May 2025
21AQI
27th May 2025
23AQI
28th May 2025
26AQI
29th May 2025
40AQI
30th May 2025
30AQI
31st May 2025
42AQI
1st June 2025
36AQI
2nd June 2025
45AQI
3rd June 2025
55AQI
4th June 2025
48AQI
5th June 2025
39AQI
6th June 2025
51AQI
7th June 2025
61AQI
8th June 2025
55AQI
9th June 2025
58AQI
10th June 2025
59AQI
11th June 2025
68AQI
12th June 2025
74AQI
13th June 2025
49AQI
14th June 2025
33AQI
15th June 2025
42AQI
16th June 2025
33AQI
17th June 2025
36AQI
18th June 2025
34AQI
19th June 2025
25AQI
20th June 2025
39AQI
21st June 2025
46AQI
22nd June 2025
49AQI
23rd June 2025
57AQI
24th June 2025
53AQI
25th June 2025
49AQI
26th June 2025
50AQI
27th June 2025
34AQI
28th June 2025
26AQI
29th June 2025
27AQI
30th June 2025
28AQI
1st July 2025
29AQI
2nd July 2025
41AQI
3rd July 2025
51AQI
4th July 2025
59AQI
5th July 2025
82AQI
6th July 2025
58AQI
7th July 2025
39AQI
8th July 2025
51AQI
9th July 2025
35AQI
10th July 2025
37AQI
11th July 2025
42AQI
12th July 2025
32AQI
13th July 2025
38AQI
14th July 2025
33AQI
15th July 2025
38AQI
16th July 2025
34AQI
17th July 2025
29AQI
18th July 2025
28AQI
19th July 2025
43AQI
20th July 2025
52AQI
21st July 2025
31AQI
22nd July 2025
43AQI
23rd July 2025
55AQI
24th July 2025
56AQI
25th July 2025
41AQI
26th July 2025
41AQI
27th July 2025
26AQI
28th July 2025
35AQI
29th July 2025
39AQI
30th July 2025
40AQI
31st July 2025
43AQI
1st August 2025
110AQI
2nd August 2025
80AQI
3rd August 2025
47AQI
4th August 2025
40AQI
5th August 2025
35AQI
6th August 2025
46AQI
7th August 2025
51AQI
8th August 2025
51AQI
9th August 2025
48AQI
10th August 2025
44AQI
11th August 2025
39AQI

27AQI

29AQI

34AQI

33AQI

28AQI

45AQI

42AQI

54AQI


No. of days

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

202535AQI

30
1
28
29
1
1
29
1
30
1
20
10
23
8
7
3
1
196
25
2

Highest AQI recorded in

August

54AQI


Lowest AQI recorded in

January

27AQI


202436AQI

14
2
1
12
29
30
1
27
4
20
8
13
18
30
31
207
33

Highest AQI recorded in

October

49AQI


Lowest AQI recorded in

November

26AQI


202337AQI

2
1
27
4
29
5

Highest AQI recorded in

November

40AQI


Lowest AQI recorded in

December

36AQI


202228AQI

7
31
22
60

Highest AQI recorded in

March

29AQI


Lowest AQI recorded in

February

19AQI


202126AQI

30
30
31
30
31
31
30
31
2
246

Highest AQI recorded in

July

29AQI


Lowest AQI recorded in

November

17AQI


202025AQI

11
20
18
30
31
31
29
28
198

Highest AQI recorded in

June

31AQI


Lowest AQI recorded in

October

18AQI


Most & Least Polluted Years Over the Last 6 Years

Most Polluted Year Recorded
2023(Avg.)
37AQI
Least Polluted Year Recorded
2020(Avg.)
25AQI


Maryville's annual 2025 AQI (35) shows an average percentage change of 19.3% (worsened AQI) compared to previous years: 2020 (25), 2021 (26), 2022 (28), 2023 (37), 2024 (36).