Granite City, 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
Granite City, Illinois, United States
2021
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
1st Aug 2025
109AQILowest AQI recorded on
26th Aug 2023
16AQISame Day Analysis (10th August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 2nd highest AQI at 48 of Good air quality, showing improvement over 2021 on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 10th Aug - 11th Aug 2025
Granite City, Illinois, United States
AQI
Day
Night
.
5 AM10th Aug 2025
8 PM
4 AM11th Aug 2025
Day time
Avg. Highest Time
7AM10th Aug
51AQI
Avg. Lowest Time
6PM10th Aug
39AQI
Night time
Avg. Highest Time
5AM10th Aug
48AQI
Avg. Lowest Time
9PM10th Aug
34AQI
In the last 24 hours,
Granite City's AQI reached its highest point of 51 at 7 AM during the Day, while the lowest point, 34, was recorded at 9 PM during the Night between 10th Aug and 11th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Granite City, Illinois, United States
JulAug
12th - 13th13th - 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
Day
Night
12th Jul 2025295 AMAQI
12th Jul 2025286 AMAQI
12th Jul 2025307 AMAQI
12th Jul 2025288 AMAQI
12th Jul 2025319 AMAQI
12th Jul 20253210 AMAQI
12th Jul 20253511 AMAQI
12th Jul 20253912 PMAQI
12th Jul 2025401 PMAQI
12th Jul 2025402 PMAQI
12th Jul 2025393 PMAQI
12th Jul 2025374 PMAQI
12th Jul 2025365 PMAQI
12th Jul 2025346 PMAQI
12th Jul 2025347 PMAQI
12th Jul 2025348 PMAQI
12th Jul 2025319 PMAQI
12th Jul 20252910 PMAQI
12th Jul 20253411 PMAQI
13th Jul 20253712 AMAQI
13th Jul 2025421 AMAQI
13th Jul 2025402 AMAQI
13th Jul 2025433 AMAQI
13th Jul 2025424 AMAQI
29°C25/34°C
13th Jul 2025405 AMAQI
13th Jul 2025386 AMAQI
13th Jul 2025367 AMAQI
13th Jul 2025358 AMAQI
13th Jul 2025349 AMAQI
13th Jul 20253210 AMAQI
13th Jul 20253111 AMAQI
13th Jul 20253412 PMAQI
13th Jul 2025371 PMAQI
13th Jul 2025342 PMAQI
13th Jul 2025343 PMAQI
13th Jul 2025334 PMAQI
13th Jul 2025325 PMAQI
13th Jul 2025336 PMAQI
13th Jul 2025347 PMAQI
13th Jul 2025348 PMAQI
13th Jul 2025289 PMAQI
13th Jul 20252910 PMAQI
13th Jul 20252911 PMAQI
14th Jul 20252812 AMAQI
14th Jul 2025281 AMAQI
14th Jul 2025222 AMAQI
14th Jul 2025203 AMAQI
14th Jul 2025224 AMAQI
26°C22/30°C
14th Jul 2025245 AMAQI
14th Jul 2025296 AMAQI
14th Jul 2025337 AMAQI
14th Jul 2025338 AMAQI
14th Jul 2025339 AMAQI
14th Jul 20253410 AMAQI
14th Jul 20253311 AMAQI
14th Jul 20253212 PMAQI
14th Jul 2025311 PMAQI
14th Jul 2025312 PMAQI
14th Jul 2025343 PMAQI
14th Jul 2025374 PMAQI
14th Jul 2025365 PMAQI
14th Jul 2025356 PMAQI
14th Jul 2025327 PMAQI
14th Jul 2025328 PMAQI
14th Jul 2025349 PMAQI
14th Jul 20253410 PMAQI
14th Jul 20253311 PMAQI
15th Jul 20253412 AMAQI
15th Jul 2025371 AMAQI
15th Jul 2025402 AMAQI
15th Jul 2025403 AMAQI
15th Jul 2025404 AMAQI
26°C23/33°C
15th Jul 2025415 AMAQI
15th Jul 2025426 AMAQI
15th Jul 2025417 AMAQI
15th Jul 2025408 AMAQI
15th Jul 2025399 AMAQI
15th Jul 20253810 AMAQI
15th Jul 20253811 AMAQI
15th Jul 20254012 PMAQI
15th Jul 2025421 PMAQI
15th Jul 2025392 PMAQI
15th Jul 2025383 PMAQI
15th Jul 2025384 PMAQI
15th Jul 2025385 PMAQI
15th Jul 2025336 PMAQI
15th Jul 2025367 PMAQI
15th Jul 2025388 PMAQI
15th Jul 2025289 PMAQI
15th Jul 20253010 PMAQI
15th Jul 20253211 PMAQI
16th Jul 20253612 AMAQI
16th Jul 2025351 AMAQI
16th Jul 2025352 AMAQI
16th Jul 2025363 AMAQI
16th Jul 2025364 AMAQI
27°C23/32°C
16th Jul 2025345 AMAQI
16th Jul 2025326 AMAQI
16th Jul 2025327 AMAQI
16th Jul 2025348 AMAQI
16th Jul 2025379 AMAQI
16th Jul 20253910 AMAQI
16th Jul 20254511 AMAQI
16th Jul 20255012 PMAQI
16th Jul 2025501 PMAQI
16th Jul 2025482 PMAQI
16th Jul 2025493 PMAQI
16th Jul 2025464 PMAQI
16th Jul 2025445 PMAQI
16th Jul 2025416 PMAQI
16th Jul 2025377 PMAQI
16th Jul 2025358 PMAQI
16th Jul 2025289 PMAQI
16th Jul 20252710 PMAQI
16th Jul 20253011 PMAQI
17th Jul 20253212 AMAQI
17th Jul 2025331 AMAQI
17th Jul 2025362 AMAQI
17th Jul 2025383 AMAQI
17th Jul 2025374 AMAQI
29°C23/38°C
17th Jul 2025325 AMAQI
17th Jul 2025296 AMAQI
17th Jul 2025287 AMAQI
17th Jul 2025308 AMAQI
17th Jul 2025329 AMAQI
17th Jul 20253310 AMAQI
17th Jul 20253411 AMAQI
17th Jul 20253212 PMAQI
17th Jul 2025361 PMAQI
17th Jul 2025382 PMAQI
17th Jul 2025373 PMAQI
17th Jul 2025364 PMAQI
17th Jul 2025325 PMAQI
17th Jul 2025296 PMAQI
17th Jul 2025307 PMAQI
17th Jul 2025308 PMAQI
17th Jul 2025269 PMAQI
17th Jul 20252510 PMAQI
17th Jul 20252611 PMAQI
18th Jul 20252412 AMAQI
18th Jul 2025231 AMAQI
18th Jul 2025222 AMAQI
18th Jul 2025233 AMAQI
18th Jul 2025234 AMAQI
28°C23/35°C
18th Jul 2025225 AMAQI
18th Jul 2025236 AMAQI
18th Jul 2025227 AMAQI
18th Jul 2025238 AMAQI
18th Jul 2025269 AMAQI
18th Jul 20252810 AMAQI
18th Jul 20252811 AMAQI
18th Jul 20252812 PMAQI
18th Jul 2025321 PMAQI
18th Jul 2025332 PMAQI
18th Jul 2025343 PMAQI
18th Jul 2025374 PMAQI
18th Jul 2025395 PMAQI
18th Jul 2025416 PMAQI
18th Jul 2025287 PMAQI
18th Jul 2025298 PMAQI
18th Jul 2025469 PMAQI
18th Jul 20254710 PMAQI
18th Jul 20254911 PMAQI
19th Jul 20255412 AMAQI
19th Jul 2025541 AMAQI
19th Jul 2025572 AMAQI
19th Jul 2025583 AMAQI
19th Jul 2025564 AMAQI
27°C24/34°C
19th Jul 2025525 AMAQI
19th Jul 2025536 AMAQI
19th Jul 2025497 AMAQI
19th Jul 2025448 AMAQI
19th Jul 2025429 AMAQI
19th Jul 20254210 AMAQI
19th Jul 20254511 AMAQI
19th Jul 20254912 PMAQI
19th Jul 2025531 PMAQI
19th Jul 2025562 PMAQI
19th Jul 2025523 PMAQI
19th Jul 2025464 PMAQI
19th Jul 2025405 PMAQI
19th Jul 2025396 PMAQI
19th Jul 2025487 PMAQI
19th Jul 2025508 PMAQI
19th Jul 2025529 PMAQI
19th Jul 20255310 PMAQI
19th Jul 20255411 PMAQI
20th Jul 20255212 AMAQI
20th Jul 2025541 AMAQI
20th Jul 2025552 AMAQI
20th Jul 2025573 AMAQI
20th Jul 2025554 AMAQI
28°C24/35°C
20th Jul 2025565 AMAQI
20th Jul 2025546 AMAQI
20th Jul 2025557 AMAQI
20th Jul 2025558 AMAQI
20th Jul 2025569 AMAQI
20th Jul 20255510 AMAQI
20th Jul 20255511 AMAQI
20th Jul 20255512 PMAQI
20th Jul 2025541 PMAQI
20th Jul 2025542 PMAQI
20th Jul 2025543 PMAQI
20th Jul 2025554 PMAQI
20th Jul 2025555 PMAQI
20th Jul 2025546 PMAQI
20th Jul 2025547 PMAQI
20th Jul 2025548 PMAQI
20th Jul 2025519 PMAQI
20th Jul 20255110 PMAQI
20th Jul 20255111 PMAQI
21st Jul 20255112 AMAQI
21st Jul 2025501 AMAQI
21st Jul 2025392 AMAQI
21st Jul 2025293 AMAQI
21st Jul 2025244 AMAQI
31°C25/39°C
21st Jul 2025205 AMAQI
21st Jul 2025206 AMAQI
21st Jul 2025207 AMAQI
21st Jul 2025208 AMAQI
21st Jul 2025219 AMAQI
21st Jul 20252210 AMAQI
21st Jul 20252211 AMAQI
21st Jul 20252212 PMAQI
21st Jul 2025221 PMAQI
21st Jul 2025262 PMAQI
21st Jul 2025263 PMAQI
21st Jul 2025284 PMAQI
21st Jul 2025295 PMAQI
21st Jul 2025326 PMAQI
21st Jul 2025277 PMAQI
21st Jul 2025288 PMAQI
21st Jul 2025349 PMAQI
21st Jul 20253410 PMAQI
21st Jul 20253411 PMAQI
22nd Jul 20253612 AMAQI
22nd Jul 2025361 AMAQI
22nd Jul 2025362 AMAQI
22nd Jul 2025353 AMAQI
22nd Jul 2025354 AMAQI
26°C23/30°C
22nd Jul 2025395 AMAQI
22nd Jul 2025436 AMAQI
22nd Jul 2025437 AMAQI
22nd Jul 2025418 AMAQI
22nd Jul 2025409 AMAQI
22nd Jul 20254110 AMAQI
22nd Jul 20254411 AMAQI
22nd Jul 20254412 PMAQI
22nd Jul 2025431 PMAQI
22nd Jul 2025512 PMAQI
22nd Jul 2025523 PMAQI
22nd Jul 2025524 PMAQI
22nd Jul 2025545 PMAQI
22nd Jul 2025546 PMAQI
22nd Jul 2025447 PMAQI
22nd Jul 2025438 PMAQI
22nd Jul 2025509 PMAQI
22nd Jul 20255110 PMAQI
22nd Jul 20255111 PMAQI
23rd Jul 20255212 AMAQI
23rd Jul 2025521 AMAQI
23rd Jul 2025542 AMAQI
23rd Jul 2025533 AMAQI
23rd Jul 2025534 AMAQI
28°C24/36°C
23rd Jul 2025545 AMAQI
23rd Jul 2025556 AMAQI
23rd Jul 2025547 AMAQI
23rd Jul 2025548 AMAQI
23rd Jul 2025569 AMAQI
23rd Jul 20255710 AMAQI
23rd Jul 20255911 AMAQI
23rd Jul 20256212 PMAQI
23rd Jul 2025631 PMAQI
23rd Jul 2025632 PMAQI
23rd Jul 2025603 PMAQI
23rd Jul 2025604 PMAQI
23rd Jul 2025605 PMAQI
23rd Jul 2025596 PMAQI
23rd Jul 2025587 PMAQI
23rd Jul 2025578 PMAQI
23rd Jul 2025609 PMAQI
23rd Jul 20256010 PMAQI
23rd Jul 20255811 PMAQI
24th Jul 20255912 AMAQI
24th Jul 2025581 AMAQI
24th Jul 2025572 AMAQI
24th Jul 2025563 AMAQI
24th Jul 2025584 AMAQI
31°C25/38°C
24th Jul 2025585 AMAQI
24th Jul 2025596 AMAQI
24th Jul 2025617 AMAQI
24th Jul 2025598 AMAQI
24th Jul 2025609 AMAQI
24th Jul 20256210 AMAQI
24th Jul 20256211 AMAQI
24th Jul 20256112 PMAQI
24th Jul 2025601 PMAQI
24th Jul 2025582 PMAQI
24th Jul 2025573 PMAQI
24th Jul 2025564 PMAQI
24th Jul 2025575 PMAQI
24th Jul 2025566 PMAQI
24th Jul 2025597 PMAQI
24th Jul 2025588 PMAQI
24th Jul 2025569 PMAQI
24th Jul 20255510 PMAQI
24th Jul 20255511 PMAQI
25th Jul 20255512 AMAQI
25th Jul 2025541 AMAQI
25th Jul 2025482 AMAQI
25th Jul 2025373 AMAQI
25th Jul 2025374 AMAQI
31°C25/38°C
25th Jul 2025345 AMAQI
25th Jul 2025316 AMAQI
25th Jul 2025287 AMAQI
25th Jul 2025288 AMAQI
25th Jul 2025339 AMAQI
25th Jul 20253610 AMAQI
25th Jul 20254411 AMAQI
25th Jul 20255212 PMAQI
25th Jul 2025561 PMAQI
25th Jul 2025572 PMAQI
25th Jul 2025573 PMAQI
25th Jul 2025584 PMAQI
25th Jul 2025585 PMAQI
25th Jul 2025556 PMAQI
25th Jul 2025547 PMAQI
25th Jul 2025548 PMAQI
25th Jul 2025549 PMAQI
25th Jul 20255410 PMAQI
25th Jul 20255411 PMAQI
26th Jul 20255412 AMAQI
26th Jul 2025541 AMAQI
26th Jul 2025532 AMAQI
26th Jul 2025543 AMAQI
26th Jul 2025544 AMAQI
30°C25/37°C
26th Jul 2025525 AMAQI
26th Jul 2025526 AMAQI
26th Jul 2025527 AMAQI
26th Jul 2025528 AMAQI
26th Jul 2025529 AMAQI
26th Jul 20255110 AMAQI
26th Jul 20255011 AMAQI
26th Jul 20254812 PMAQI
26th Jul 2025461 PMAQI
26th Jul 2025452 PMAQI
26th Jul 2025453 PMAQI
26th Jul 2025434 PMAQI
26th Jul 2025435 PMAQI
26th Jul 2025426 PMAQI
26th Jul 2025477 PMAQI
26th Jul 2025498 PMAQI
26th Jul 2025369 PMAQI
26th Jul 20253810 PMAQI
26th Jul 20253711 PMAQI
27th Jul 20253812 AMAQI
27th Jul 2025401 AMAQI
27th Jul 2025322 AMAQI
27th Jul 2025263 AMAQI
27th Jul 2025204 AMAQI
31°C25/37°C
27th Jul 2025165 AMAQI
27th Jul 2025166 AMAQI
27th Jul 2025187 AMAQI
27th Jul 2025198 AMAQI
27th Jul 2025209 AMAQI
27th Jul 20252210 AMAQI
27th Jul 20252211 AMAQI
27th Jul 20252412 PMAQI
27th Jul 2025261 PMAQI
27th Jul 2025282 PMAQI
27th Jul 2025303 PMAQI
27th Jul 2025324 PMAQI
27th Jul 2025335 PMAQI
27th Jul 2025376 PMAQI
27th Jul 2025307 PMAQI
27th Jul 2025308 PMAQI
27th Jul 2025369 PMAQI
27th Jul 20253510 PMAQI
27th Jul 20253511 PMAQI
28th Jul 20253512 AMAQI
28th Jul 2025321 AMAQI
28th Jul 2025322 AMAQI
28th Jul 2025333 AMAQI
28th Jul 2025324 AMAQI
30°C25/36°C
28th Jul 2025345 AMAQI
28th Jul 2025336 AMAQI
28th Jul 2025347 AMAQI
28th Jul 2025368 AMAQI
28th Jul 2025399 AMAQI
28th Jul 20254110 AMAQI
28th Jul 20254411 AMAQI
28th Jul 20254512 PMAQI
28th Jul 2025471 PMAQI
28th Jul 2025512 PMAQI
28th Jul 2025453 PMAQI
28th Jul 2025464 PMAQI
28th Jul 2025475 PMAQI
28th Jul 2025486 PMAQI
28th Jul 2025407 PMAQI
28th Jul 2025408 PMAQI
28th Jul 2025449 PMAQI
28th Jul 20254610 PMAQI
28th Jul 20254711 PMAQI
29th Jul 20254812 AMAQI
29th Jul 2025491 AMAQI
29th Jul 2025542 AMAQI
29th Jul 2025533 AMAQI
29th Jul 2025524 AMAQI
32°C26/37°C
29th Jul 2025535 AMAQI
29th Jul 2025526 AMAQI
29th Jul 2025527 AMAQI
29th Jul 2025538 AMAQI
29th Jul 2025539 AMAQI
29th Jul 20254410 AMAQI
29th Jul 20254111 AMAQI
29th Jul 20254012 PMAQI
29th Jul 2025421 PMAQI
29th Jul 2025472 PMAQI
29th Jul 2025513 PMAQI
29th Jul 2025524 PMAQI
29th Jul 2025515 PMAQI
29th Jul 2025516 PMAQI
29th Jul 2025507 PMAQI
29th Jul 2025518 PMAQI
29th Jul 2025469 PMAQI
29th Jul 20254410 PMAQI
29th Jul 20254511 PMAQI
30th Jul 20254612 AMAQI
30th Jul 2025461 AMAQI
30th Jul 2025402 AMAQI
30th Jul 2025383 AMAQI
30th Jul 2025404 AMAQI
32°C26/39°C
30th Jul 2025425 AMAQI
30th Jul 2025436 AMAQI
30th Jul 2025447 AMAQI
30th Jul 2025498 AMAQI
30th Jul 2025539 AMAQI
30th Jul 20255310 AMAQI
30th Jul 20255411 AMAQI
30th Jul 20255312 PMAQI
30th Jul 2025521 PMAQI
30th Jul 2025512 PMAQI
30th Jul 2025523 PMAQI
30th Jul 2025524 PMAQI
30th Jul 2025525 PMAQI
30th Jul 2025526 PMAQI
30th Jul 2025527 PMAQI
30th Jul 2025528 PMAQI
30th Jul 2025409 PMAQI
30th Jul 20253810 PMAQI
30th Jul 20253811 PMAQI
31st Jul 20253812 AMAQI
31st Jul 2025351 AMAQI
31st Jul 2025302 AMAQI
31st Jul 2025293 AMAQI
31st Jul 2025274 AMAQI
30°C24/36°C
31st Jul 2025225 AMAQI
31st Jul 2025246 AMAQI
31st Jul 2025257 AMAQI
31st Jul 2025308 AMAQI
31st Jul 2025299 AMAQI
31st Jul 20253110 AMAQI
31st Jul 20253211 AMAQI
31st Jul 20253112 PMAQI
31st Jul 2025311 PMAQI
31st Jul 2025342 PMAQI
31st Jul 2025453 PMAQI
31st Jul 2025544 PMAQI
31st Jul 2025535 PMAQI
31st Jul 2025526 PMAQI
31st Jul 2025297 PMAQI
31st Jul 2025498 PMAQI
31st Jul 2025789 PMAQI
31st Jul 20259110 PMAQI
31st Jul 202510011 PMAQI
1st Aug 202510812 AMAQI
1st Aug 20251131 AMAQI
1st Aug 20251022 AMAQI
1st Aug 2025903 AMAQI
1st Aug 20251064 AMAQI
25°C23/28°C
1st Aug 20251285 AMAQI
1st Aug 20251276 AMAQI
1st Aug 20251337 AMAQI
1st Aug 20251378 AMAQI
1st Aug 20251359 AMAQI
1st Aug 202513010 AMAQI
1st Aug 202514311 AMAQI
1st Aug 202512012 PMAQI
1st Aug 20251041 PMAQI
1st Aug 2025972 PMAQI
1st Aug 2025963 PMAQI
1st Aug 2025934 PMAQI
1st Aug 2025985 PMAQI
1st Aug 2025966 PMAQI
1st Aug 20251107 PMAQI
1st Aug 20251088 PMAQI
1st Aug 2025969 PMAQI
1st Aug 20259410 PMAQI
1st Aug 20259311 PMAQI
2nd Aug 20259512 AMAQI
2nd Aug 2025941 AMAQI
2nd Aug 2025982 AMAQI
2nd Aug 2025963 AMAQI
2nd Aug 2025964 AMAQI
24°C18/31°C
2nd Aug 2025945 AMAQI
2nd Aug 20251026 AMAQI
2nd Aug 20251037 AMAQI
2nd Aug 20251058 AMAQI
2nd Aug 2025989 AMAQI
2nd Aug 20259410 AMAQI
2nd Aug 20259111 AMAQI
2nd Aug 20258212 PMAQI
2nd Aug 2025701 PMAQI
2nd Aug 2025632 PMAQI
2nd Aug 2025583 PMAQI
2nd Aug 2025564 PMAQI
2nd Aug 2025565 PMAQI
2nd Aug 2025566 PMAQI
2nd Aug 2025847 PMAQI
2nd Aug 2025768 PMAQI
2nd Aug 2025559 PMAQI
2nd Aug 20255410 PMAQI
2nd Aug 20255511 PMAQI
3rd Aug 20255412 AMAQI
3rd Aug 2025511 AMAQI
3rd Aug 2025502 AMAQI
3rd Aug 2025493 AMAQI
3rd Aug 2025494 AMAQI
22°C17/29°C
3rd Aug 2025495 AMAQI
3rd Aug 2025496 AMAQI
3rd Aug 2025497 AMAQI
3rd Aug 2025508 AMAQI
3rd Aug 2025519 AMAQI
3rd Aug 20254910 AMAQI
3rd Aug 20254411 AMAQI
3rd Aug 20254012 PMAQI
3rd Aug 2025401 PMAQI
3rd Aug 2025422 PMAQI
3rd Aug 2025433 PMAQI
3rd Aug 2025424 PMAQI
3rd Aug 2025405 PMAQI
3rd Aug 2025396 PMAQI
3rd Aug 2025487 PMAQI
3rd Aug 2025438 PMAQI
3rd Aug 2025399 PMAQI
3rd Aug 20254810 PMAQI
3rd Aug 20254811 PMAQI
4th Aug 20254612 AMAQI
4th Aug 2025451 AMAQI
4th Aug 2025412 AMAQI
4th Aug 2025393 AMAQI
4th Aug 2025384 AMAQI
23°C16/28°C
4th Aug 2025385 AMAQI
4th Aug 2025376 AMAQI
4th Aug 2025367 AMAQI
4th Aug 2025378 AMAQI
4th Aug 2025389 AMAQI
4th Aug 20253810 AMAQI
4th Aug 20254211 AMAQI
4th Aug 20254412 PMAQI
4th Aug 2025431 PMAQI
4th Aug 2025462 PMAQI
4th Aug 2025423 PMAQI
4th Aug 2025464 PMAQI
4th Aug 2025405 PMAQI
4th Aug 2025396 PMAQI
4th Aug 2025427 PMAQI
4th Aug 2025348 PMAQI
4th Aug 2025309 PMAQI
4th Aug 20253010 PMAQI
4th Aug 20252811 PMAQI
5th Aug 20252712 AMAQI
5th Aug 2025241 AMAQI
5th Aug 2025232 AMAQI
5th Aug 2025233 AMAQI
5th Aug 2025224 AMAQI
24°C18/31°C
5th Aug 2025255 AMAQI
5th Aug 2025236 AMAQI
5th Aug 2025247 AMAQI
5th Aug 2025288 AMAQI
5th Aug 2025299 AMAQI
5th Aug 20253510 AMAQI
5th Aug 20253911 AMAQI
5th Aug 20253912 PMAQI
5th Aug 2025401 PMAQI
5th Aug 2025422 PMAQI
5th Aug 2025443 PMAQI
5th Aug 2025424 PMAQI
5th Aug 2025415 PMAQI
5th Aug 2025426 PMAQI
5th Aug 2025317 PMAQI
5th Aug 2025348 PMAQI
5th Aug 2025349 PMAQI
5th Aug 20253410 PMAQI
5th Aug 20253311 PMAQI
6th Aug 20253512 AMAQI
6th Aug 2025371 AMAQI
6th Aug 2025372 AMAQI
6th Aug 2025383 AMAQI
6th Aug 2025424 AMAQI
25°C20/33°C
6th Aug 2025455 AMAQI
6th Aug 2025466 AMAQI
6th Aug 2025467 AMAQI
6th Aug 2025478 AMAQI
6th Aug 2025529 AMAQI
6th Aug 20255610 AMAQI
6th Aug 20255811 AMAQI
6th Aug 20256012 PMAQI
6th Aug 2025601 PMAQI
6th Aug 2025602 PMAQI
6th Aug 2025603 PMAQI
6th Aug 2025594 PMAQI
6th Aug 2025585 PMAQI
6th Aug 2025576 PMAQI
6th Aug 2025497 PMAQI
6th Aug 2025528 PMAQI
6th Aug 2025559 PMAQI
6th Aug 20255610 PMAQI
6th Aug 20255711 PMAQI
7th Aug 20255712 AMAQI
7th Aug 2025551 AMAQI
7th Aug 2025542 AMAQI
7th Aug 2025543 AMAQI
7th Aug 2025534 AMAQI
27°C20/35°C
7th Aug 2025545 AMAQI
7th Aug 2025546 AMAQI
7th Aug 2025547 AMAQI
7th Aug 2025558 AMAQI
7th Aug 2025579 AMAQI
7th Aug 20255810 AMAQI
7th Aug 20255711 AMAQI
7th Aug 20255612 PMAQI
7th Aug 2025561 PMAQI
7th Aug 2025572 PMAQI
7th Aug 2025583 PMAQI
7th Aug 2025574 PMAQI
7th Aug 2025575 PMAQI
7th Aug 2025576 PMAQI
7th Aug 2025567 PMAQI
7th Aug 2025568 PMAQI
7th Aug 2025569 PMAQI
7th Aug 20255610 PMAQI
7th Aug 20255611 PMAQI
8th Aug 20255512 AMAQI
8th Aug 2025561 AMAQI
8th Aug 2025562 AMAQI
8th Aug 2025563 AMAQI
8th Aug 2025564 AMAQI
29°C23/35°C
8th Aug 2025565 AMAQI
8th Aug 2025556 AMAQI
8th Aug 2025547 AMAQI
8th Aug 2025548 AMAQI
8th Aug 2025569 AMAQI
8th Aug 20255610 AMAQI
8th Aug 20255811 AMAQI
8th Aug 20255512 PMAQI
8th Aug 2025541 PMAQI
8th Aug 2025542 PMAQI
8th Aug 2025543 PMAQI
8th Aug 2025544 PMAQI
8th Aug 2025545 PMAQI
8th Aug 2025546 PMAQI
8th Aug 2025557 PMAQI
8th Aug 2025558 PMAQI
8th Aug 2025549 PMAQI
8th Aug 20255410 PMAQI
8th Aug 20255511 PMAQI
9th Aug 20255612 AMAQI
9th Aug 2025541 AMAQI
9th Aug 2025522 AMAQI
9th Aug 2025523 AMAQI
9th Aug 2025524 AMAQI
30°C25/37°C
9th Aug 2025525 AMAQI
9th Aug 2025526 AMAQI
9th Aug 2025527 AMAQI
9th Aug 2025508 AMAQI
9th Aug 2025499 AMAQI
9th Aug 20254810 AMAQI
9th Aug 20255011 AMAQI
9th Aug 20254912 PMAQI
9th Aug 2025501 PMAQI
9th Aug 2025512 PMAQI
9th Aug 2025523 PMAQI
9th Aug 2025524 PMAQI
9th Aug 2025535 PMAQI
9th Aug 2025526 PMAQI
9th Aug 2025527 PMAQI
9th Aug 2025528 PMAQI
9th Aug 2025529 PMAQI
9th Aug 20255310 PMAQI
9th Aug 20255311 PMAQI
10th Aug 20255312 AMAQI
10th Aug 2025521 AMAQI
10th Aug 2025522 AMAQI
10th Aug 2025503 AMAQI
10th Aug 2025514 AMAQI
30°C23/38°C
10th Aug 2025485 AMAQI
10th Aug 2025506 AMAQI
10th Aug 2025517 AMAQI
10th Aug 2025508 AMAQI
10th Aug 2025519 AMAQI
10th Aug 20255010 AMAQI
10th Aug 20255011 AMAQI
10th Aug 20254912 PMAQI
10th Aug 2025481 PMAQI
10th Aug 2025482 PMAQI
10th Aug 2025483 PMAQI
10th Aug 2025484 PMAQI
10th Aug 2025435 PMAQI
10th Aug 2025396 PMAQI
10th Aug 2025487 PMAQI
10th Aug 2025478 PMAQI
10th Aug 2025349 PMAQI
10th Aug 20253510 PMAQI
10th Aug 20253611 PMAQI
11th Aug 20253912 AMAQI
11th Aug 2025361 AMAQI
11th Aug 2025362 AMAQI
11th Aug 2025363 AMAQI
11th Aug 2025374 AMAQI
29°C23/34°C
11th Aug 2025375 AMAQI
5 AM11th Aug 2025386 AMAQI
11th Aug 2025377 AMAQI
11th Aug 2025408 AMAQI
11th Aug 2025439 AMAQI
11th Aug 20254710 AMAQI
12 PM
8 PM
12 AM
4 AM
--°C/°C
Day time
Avg. Highest Time
5 AM - 8 PM
47AQI
16 hours / Day
480 hours / Month
Avg. Lowest Time
5 AM - 8 PM
47AQI
16 hours / Day
480 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 5 AM to 8 PM (Avg. 47), while the lowest AQI was between 5 AM to 8 PM (Avg. 47).
Night time
Avg. Highest Time
12 AM - 11 PM
46AQI
8 hours / Day
240 hours / Month
Avg. Lowest Time
12 AM - 11 PM
46AQI
8 hours / Day
240 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 11 PM (Avg. 46), while the lowest AQI was between 12 AM to 11 PM (Avg. 46).
2025 Days Vs Air Quality
Granite City, Illinois, United States
2025
82%
181
18%
39
0.9%
2
Total number of days with different AQI categories in last 223 days in 2025 (142 days remaining)
Good
181 DaysModerate
39 DaysPoor
2 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 82%
Health Risk Level:
Low
In 2025, 82% of 223 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
Granite City, 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
24AQI
24AQI
2nd January 2025
38AQI
38AQI
3rd January 2025
26AQI
26AQI
4th January 2025
21AQI
21AQI
5th January 2025
21AQI
21AQI
6th January 2025
19AQI
19AQI
7th January 2025
27AQI
27AQI
8th January 2025
38AQI
38AQI
9th January 2025
56AQI
56AQI
10th January 2025
57AQI
57AQI
11th January 2025
36AQI
36AQI
12th January 2025
31AQI
31AQI
13th January 2025
23AQI
23AQI
14th January 2025
29AQI
29AQI
15th January 2025
39AQI
39AQI
16th January 2025
35AQI
35AQI
17th January 2025
33AQI
33AQI
18th January 2025
21AQI
21AQI
19th January 2025
18AQI
18AQI
20th January 2025
21AQI
21AQI
21st January 2025
22AQI
22AQI
22nd January 2025
26AQI
26AQI
23rd January 2025
29AQI
29AQI
24th January 2025
33AQI
33AQI
25th January 2025
40AQI
40AQI
26th January 2025
30AQI
30AQI
27th January 2025
28AQI
28AQI
28th January 2025
24AQI
24AQI
29th January 2025
26AQI
26AQI
30th January 2025
36AQI
36AQI
31st January 2025
22AQI
22AQI
1st February 2025
39AQI
39AQI
2nd February 2025
29AQI
29AQI
3rd February 2025
36AQI
36AQI
4th February 2025
27AQI
27AQI
5th February 2025
28AQI
28AQI
6th February 2025
28AQI
28AQI
7th February 2025
30AQI
30AQI
8th February 2025
30AQI
30AQI
9th February 2025
34AQI
34AQI
10th February 2025
28AQI
28AQI
11th February 2025
33AQI
33AQI
12th February 2025
55AQI
55AQI
13th February 2025
31AQI
31AQI
14th February 2025
30AQI
30AQI
15th February 2025
31AQI
31AQI
16th February 2025
37AQI
37AQI
17th February 2025
21AQI
21AQI
18th February 2025
22AQI
22AQI
19th February 2025
21AQI
21AQI
20th February 2025
23AQI
23AQI
21st February 2025
39AQI
39AQI
22nd February 2025
45AQI
45AQI
23rd February 2025
36AQI
36AQI
24th February 2025
38AQI
38AQI
25th February 2025
36AQI
36AQI
26th February 2025
32AQI
32AQI
27th February 2025
27AQI
27AQI
28th February 2025
25AQI
25AQI
1st March 2025
23AQI
23AQI
2nd March 2025
30AQI
30AQI
3rd March 2025
35AQI
35AQI
4th March 2025
47AQI
47AQI
5th March 2025
24AQI
24AQI
6th March 2025
25AQI
25AQI
7th March 2025
24AQI
24AQI
8th March 2025
32AQI
32AQI
9th March 2025
46AQI
46AQI
10th March 2025
46AQI
46AQI
11th March 2025
51AQI
51AQI
12th March 2025
51AQI
51AQI
13th March 2025
66AQI
66AQI
14th March 2025
57AQI
57AQI
15th March 2025
127AQI
127AQI
16th March 2025
27AQI
27AQI
17th March 2025
47AQI
47AQI
18th March 2025
35AQI
35AQI
19th March 2025
40AQI
40AQI
20th March 2025
26AQI
26AQI
21st March 2025
38AQI
38AQI
22nd March 2025
23AQI
23AQI
23rd March 2025
27AQI
27AQI
24th March 2025
21AQI
21AQI
25th March 2025
27AQI
27AQI
26th March 2025
37AQI
37AQI
27th March 2025
51AQI
51AQI
28th March 2025
40AQI
40AQI
29th March 2025
44AQI
44AQI
30th March 2025
28AQI
28AQI
31st March 2025
20AQI
20AQI
1st April 2025
35AQI
35AQI
2nd April 2025
41AQI
41AQI
3rd April 2025
31AQI
31AQI
4th April 2025
25AQI
25AQI
5th April 2025
25AQI
25AQI
6th April 2025
22AQI
22AQI
7th April 2025
33AQI
33AQI
8th April 2025
24AQI
24AQI
9th April 2025
31AQI
31AQI
10th April 2025
42AQI
42AQI
11th April 2025
41AQI
41AQI
12th April 2025
58AQI
58AQI
13th April 2025
44AQI
44AQI
14th April 2025
41AQI
41AQI
15th April 2025
24AQI
24AQI
16th April 2025
40AQI
40AQI
17th April 2025
51AQI
51AQI
18th April 2025
58AQI
58AQI
19th April 2025
49AQI
49AQI
20th April 2025
53AQI
53AQI
21st April 2025
24AQI
24AQI
22nd April 2025
38AQI
38AQI
23rd April 2025
38AQI
38AQI
24th April 2025
44AQI
44AQI
25th April 2025
41AQI
41AQI
26th April 2025
27AQI
27AQI
27th April 2025
28AQI
28AQI
28th April 2025
41AQI
41AQI
29th April 2025
36AQI
36AQI
30th April 2025
31AQI
31AQI
1st May 2025
29AQI
29AQI
2nd May 2025
30AQI
30AQI
3rd May 2025
28AQI
28AQI
4th May 2025
19AQI
19AQI
5th May 2025
20AQI
20AQI
6th May 2025
35AQI
35AQI
7th May 2025
27AQI
27AQI
8th May 2025
31AQI
31AQI
9th May 2025
27AQI
27AQI
10th May 2025
39AQI
39AQI
11th May 2025
36AQI
36AQI
12th May 2025
34AQI
34AQI
13th May 2025
28AQI
28AQI
14th May 2025
40AQI
40AQI
15th May 2025
57AQI
57AQI
16th May 2025
46AQI
46AQI
17th May 2025
31AQI
31AQI
18th May 2025
28AQI
28AQI
19th May 2025
35AQI
35AQI
20th May 2025
30AQI
30AQI
21st May 2025
19AQI
19AQI
22nd May 2025
17AQI
17AQI
23rd May 2025
23AQI
23AQI
24th May 2025
30AQI
30AQI
25th May 2025
35AQI
35AQI
26th May 2025
22AQI
22AQI
27th May 2025
24AQI
24AQI
28th May 2025
27AQI
27AQI
29th May 2025
50AQI
50AQI
30th May 2025
32AQI
32AQI
31st May 2025
44AQI
44AQI
1st June 2025
42AQI
42AQI
2nd June 2025
49AQI
49AQI
3rd June 2025
63AQI
63AQI
4th June 2025
50AQI
50AQI
5th June 2025
43AQI
43AQI
6th June 2025
53AQI
53AQI
7th June 2025
81AQI
81AQI
8th June 2025
57AQI
57AQI
9th June 2025
61AQI
61AQI
10th June 2025
63AQI
63AQI
11th June 2025
78AQI
78AQI
12th June 2025
81AQI
81AQI
13th June 2025
49AQI
49AQI
14th June 2025
37AQI
37AQI
15th June 2025
47AQI
47AQI
16th June 2025
32AQI
32AQI
17th June 2025
38AQI
38AQI
18th June 2025
36AQI
36AQI
19th June 2025
24AQI
24AQI
20th June 2025
43AQI
43AQI
21st June 2025
52AQI
52AQI
22nd June 2025
54AQI
54AQI
23rd June 2025
59AQI
59AQI
24th June 2025
54AQI
54AQI
25th June 2025
52AQI
52AQI
26th June 2025
52AQI
52AQI
27th June 2025
38AQI
38AQI
28th June 2025
28AQI
28AQI
29th June 2025
26AQI
26AQI
30th June 2025
29AQI
29AQI
1st July 2025
30AQI
30AQI
2nd July 2025
47AQI
47AQI
3rd July 2025
56AQI
56AQI
4th July 2025
66AQI
66AQI
5th July 2025
83AQI
83AQI
6th July 2025
61AQI
61AQI
7th July 2025
43AQI
43AQI
8th July 2025
53AQI
53AQI
9th July 2025
38AQI
38AQI
10th July 2025
45AQI
45AQI
11th July 2025
49AQI
49AQI
12th July 2025
36AQI
36AQI
13th July 2025
35AQI
35AQI
14th July 2025
30AQI
30AQI
15th July 2025
37AQI
37AQI
16th July 2025
37AQI
37AQI
17th July 2025
32AQI
32AQI
18th July 2025
31AQI
31AQI
19th July 2025
50AQI
50AQI
20th July 2025
54AQI
54AQI
21st July 2025
29AQI
29AQI
22nd July 2025
44AQI
44AQI
23rd July 2025
57AQI
57AQI
24th July 2025
58AQI
58AQI
25th July 2025
47AQI
47AQI
26th July 2025
48AQI
48AQI
27th July 2025
28AQI
28AQI
28th July 2025
40AQI
40AQI
29th July 2025
49AQI
49AQI
30th July 2025
46AQI
46AQI
31st July 2025
42AQI
42AQI
1st August 2025
109AQI
109AQI
2nd August 2025
81AQI
81AQI
3rd August 2025
46AQI
46AQI
4th August 2025
39AQI
39AQI
5th August 2025
32AQI
32AQI
6th August 2025
50AQI
50AQI
7th August 2025
56AQI
56AQI
8th August 2025
55AQI
55AQI
9th August 2025
52AQI
52AQI
10th August 2025
48AQI
48AQI
30AQI
32AQI
39AQI
37AQI
31AQI
49AQI
45AQI
57AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202539AQI
29
2
27
1
25
5
1
26
4
30
1
16
14
23
8
5
4
1
181
39
2
Highest AQI recorded in
August57AQI
Lowest AQI recorded in
January30AQI
202436AQI
29
2
20
9
24
7
27
3
29
2
26
3
24
7
24
7
18
10
20
11
30
29
2
300
63
Highest AQI recorded in
February45AQI
Lowest AQI recorded in
November26AQI
202343AQI
17
12
23
5
21
6
19
3
28
3
11
14
1
23
8
22
9
23
5
24
7
23
1
28
3
262
76
1
Highest AQI recorded in
June56AQI
Lowest AQI recorded in
December40AQI
202238AQI
20
7
18
3
25
2
26
3
23
8
22
8
11
6
1
28
1
29
2
25
3
21
8
249
51
Highest AQI recorded in
July47AQI
Lowest AQI recorded in
September32AQI
202146AQI
19
11
19
9
23
7
19
11
23
8
22
8
13
18
12
19
11
19
24
7
24
3
23
7
232
127
Highest AQI recorded in
July55AQI
Lowest AQI recorded in
November39AQI
202039AQI
13
21
17
24
6
22
5
28
3
25
4
28
3
22
6
22
7
222
34
Highest AQI recorded in
June42AQI
Lowest AQI recorded in
May28AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2021(Avg.)
46AQILeast Polluted Year Recorded
2024(Avg.)
36AQIGranite City's annual 2025 AQI (39) shows an average percentage change of -3.6% (improved AQI) compared to previous years: 2020 (39), 2021 (46), 2022 (38), 2023 (43), 2024 (36).
