Aurora, 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
Aurora, Illinois, United States
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
1st Aug 2025
110AQILowest AQI recorded on
5th Aug 2025
71AQISame Day Analysis (5th August ):
On this day, AQI across the 1 years varied significantly: 2025 ranks 1st highest AQI at 71 of Moderate air quality on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 5th Aug - 6th Aug 2025
Aurora, Illinois, United States
AQI
Day
Night
.
5 AM5th Aug 2025
8 PM
4 AM6th Aug 2025
Day time
Avg. Highest Time
10AM5th Aug
90AQI
Avg. Lowest Time
5AM5th Aug
66AQI
Night time
Avg. Highest Time
1AM6th Aug
116AQI
Avg. Lowest Time
9PM5th Aug
79AQI
In the last 24 hours,
Aurora's AQI reached its highest point of 116 at 1 AM during the Night, while the lowest point, undefined, was recorded at 4 AM during the Night between 5th Aug and 6th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Aurora, Illinois, United States
JulAug
07th - 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 - 05th05th - 06th06th
Day
Night
7th Jul 2025475 AMAQI
7th Jul 2025496 AMAQI
7th Jul 2025527 AMAQI
7th Jul 2025548 AMAQI
7th Jul 2025559 AMAQI
7th Jul 20255810 AMAQI
7th Jul 20255911 AMAQI
7th Jul 20256212 PMAQI
7th Jul 2025651 PMAQI
7th Jul 2025642 PMAQI
7th Jul 2025573 PMAQI
7th Jul 2025584 PMAQI
7th Jul 2025565 PMAQI
7th Jul 2025566 PMAQI
7th Jul 2025547 PMAQI
7th Jul 2025548 PMAQI
7th Jul 2025549 PMAQI
7th Jul 20255410 PMAQI
7th Jul 20255511 PMAQI
8th Jul 20255712 AMAQI
8th Jul 2025651 AMAQI
8th Jul 2025692 AMAQI
8th Jul 2025693 AMAQI
8th Jul 2025724 AMAQI
24°C18/31°C
8th Jul 2025705 AMAQI
8th Jul 2025696 AMAQI
8th Jul 2025717 AMAQI
8th Jul 2025688 AMAQI
8th Jul 2025709 AMAQI
8th Jul 20257110 AMAQI
8th Jul 20257011 AMAQI
8th Jul 20256812 PMAQI
8th Jul 2025671 PMAQI
8th Jul 2025692 PMAQI
8th Jul 2025643 PMAQI
8th Jul 2025644 PMAQI
8th Jul 2025625 PMAQI
8th Jul 2025626 PMAQI
8th Jul 2025687 PMAQI
8th Jul 2025678 PMAQI
8th Jul 2025609 PMAQI
8th Jul 20255910 PMAQI
8th Jul 20255611 PMAQI
9th Jul 20255612 AMAQI
9th Jul 2025551 AMAQI
9th Jul 2025462 AMAQI
9th Jul 2025443 AMAQI
9th Jul 2025404 AMAQI
25°C18/32°C
9th Jul 2025395 AMAQI
9th Jul 2025396 AMAQI
9th Jul 2025407 AMAQI
9th Jul 2025428 AMAQI
9th Jul 2025429 AMAQI
9th Jul 20254210 AMAQI
9th Jul 20254411 AMAQI
9th Jul 20254812 PMAQI
9th Jul 2025491 PMAQI
9th Jul 2025522 PMAQI
9th Jul 2025513 PMAQI
9th Jul 2025504 PMAQI
9th Jul 2025525 PMAQI
9th Jul 2025536 PMAQI
9th Jul 2025527 PMAQI
9th Jul 2025508 PMAQI
9th Jul 2025549 PMAQI
9th Jul 20255310 PMAQI
9th Jul 20255311 PMAQI
10th Jul 20255212 AMAQI
10th Jul 2025521 AMAQI
10th Jul 2025492 AMAQI
10th Jul 2025473 AMAQI
10th Jul 2025494 AMAQI
23°C19/32°C
10th Jul 2025445 AMAQI
10th Jul 2025436 AMAQI
10th Jul 2025457 AMAQI
10th Jul 2025458 AMAQI
10th Jul 2025449 AMAQI
10th Jul 20254810 AMAQI
10th Jul 20255011 AMAQI
10th Jul 20254812 PMAQI
10th Jul 2025481 PMAQI
10th Jul 2025502 PMAQI
10th Jul 2025513 PMAQI
10th Jul 2025504 PMAQI
10th Jul 2025505 PMAQI
10th Jul 2025506 PMAQI
10th Jul 2025497 PMAQI
10th Jul 2025478 PMAQI
10th Jul 2025429 PMAQI
10th Jul 20254410 PMAQI
10th Jul 20254411 PMAQI
11th Jul 20254312 AMAQI
11th Jul 2025401 AMAQI
11th Jul 2025342 AMAQI
11th Jul 2025343 AMAQI
11th Jul 2025334 AMAQI
26°C17/34°C
11th Jul 2025335 AMAQI
11th Jul 2025326 AMAQI
11th Jul 2025327 AMAQI
11th Jul 2025348 AMAQI
11th Jul 2025339 AMAQI
11th Jul 20253210 AMAQI
11th Jul 20253211 AMAQI
11th Jul 20253212 PMAQI
11th Jul 2025351 PMAQI
11th Jul 2025372 PMAQI
11th Jul 2025403 PMAQI
11th Jul 2025394 PMAQI
11th Jul 2025405 PMAQI
11th Jul 2025416 PMAQI
11th Jul 2025387 PMAQI
11th Jul 2025388 PMAQI
11th Jul 2025419 PMAQI
11th Jul 20253810 PMAQI
11th Jul 20253411 PMAQI
12th Jul 20253312 AMAQI
12th Jul 2025291 AMAQI
12th Jul 2025262 AMAQI
12th Jul 2025273 AMAQI
12th Jul 2025244 AMAQI
27°C21/33°C
12th Jul 2025255 AMAQI
12th Jul 2025246 AMAQI
12th Jul 2025247 AMAQI
12th Jul 2025268 AMAQI
12th Jul 2025259 AMAQI
12th Jul 20252410 AMAQI
12th Jul 20252411 AMAQI
12th Jul 20252412 PMAQI
12th Jul 2025251 PMAQI
12th Jul 2025282 PMAQI
12th Jul 2025273 PMAQI
12th Jul 2025304 PMAQI
12th Jul 2025305 PMAQI
12th Jul 2025316 PMAQI
12th Jul 2025307 PMAQI
12th Jul 2025288 PMAQI
12th Jul 2025309 PMAQI
12th Jul 20253010 PMAQI
12th Jul 20254011 PMAQI
13th Jul 20254612 AMAQI
13th Jul 2025481 AMAQI
13th Jul 2025552 AMAQI
13th Jul 2025543 AMAQI
13th Jul 2025524 AMAQI
25°C21/29°C
13th Jul 2025545 AMAQI
13th Jul 2025566 AMAQI
13th Jul 2025607 AMAQI
13th Jul 2025598 AMAQI
13th Jul 2025599 AMAQI
13th Jul 20256210 AMAQI
13th Jul 20256311 AMAQI
13th Jul 20256412 PMAQI
13th Jul 2025621 PMAQI
13th Jul 2025622 PMAQI
13th Jul 2025583 PMAQI
13th Jul 2025604 PMAQI
13th Jul 2025595 PMAQI
13th Jul 2025606 PMAQI
13th Jul 2025587 PMAQI
13th Jul 2025568 PMAQI
13th Jul 2025559 PMAQI
13th Jul 20255610 PMAQI
13th Jul 20255711 PMAQI
14th Jul 20255512 AMAQI
14th Jul 2025581 AMAQI
14th Jul 2025682 AMAQI
14th Jul 2025723 AMAQI
14th Jul 2025704 AMAQI
23°C17/28°C
14th Jul 2025705 AMAQI
14th Jul 2025716 AMAQI
14th Jul 2025807 AMAQI
14th Jul 2025798 AMAQI
14th Jul 2025819 AMAQI
14th Jul 20257710 AMAQI
14th Jul 20257811 AMAQI
14th Jul 20257812 PMAQI
14th Jul 2025781 PMAQI
14th Jul 2025782 PMAQI
14th Jul 2025783 PMAQI
14th Jul 2025754 PMAQI
14th Jul 2025715 PMAQI
14th Jul 2025726 PMAQI
14th Jul 2025727 PMAQI
14th Jul 2025748 PMAQI
14th Jul 2025729 PMAQI
14th Jul 20257210 PMAQI
14th Jul 20257311 PMAQI
15th Jul 20257512 AMAQI
15th Jul 2025771 AMAQI
15th Jul 2025792 AMAQI
15th Jul 2025823 AMAQI
15th Jul 2025794 AMAQI
25°C16/33°C
15th Jul 2025805 AMAQI
15th Jul 2025806 AMAQI
15th Jul 2025807 AMAQI
15th Jul 2025818 AMAQI
15th Jul 2025809 AMAQI
15th Jul 20257810 AMAQI
15th Jul 20257411 AMAQI
15th Jul 20257512 PMAQI
15th Jul 2025711 PMAQI
15th Jul 2025692 PMAQI
15th Jul 2025713 PMAQI
15th Jul 2025684 PMAQI
15th Jul 2025695 PMAQI
15th Jul 2025636 PMAQI
15th Jul 2025727 PMAQI
15th Jul 2025718 PMAQI
15th Jul 2025669 PMAQI
15th Jul 20256710 PMAQI
15th Jul 20256411 PMAQI
16th Jul 20256112 AMAQI
16th Jul 2025581 AMAQI
16th Jul 2025482 AMAQI
16th Jul 2025443 AMAQI
16th Jul 2025384 AMAQI
27°C19/34°C
16th Jul 2025385 AMAQI
16th Jul 2025396 AMAQI
16th Jul 2025407 AMAQI
16th Jul 2025418 AMAQI
16th Jul 2025429 AMAQI
16th Jul 20254210 AMAQI
16th Jul 20254411 AMAQI
16th Jul 20254312 PMAQI
16th Jul 2025441 PMAQI
16th Jul 2025462 PMAQI
16th Jul 2025483 PMAQI
16th Jul 2025484 PMAQI
16th Jul 2025435 PMAQI
16th Jul 2025426 PMAQI
16th Jul 2025477 PMAQI
16th Jul 2025478 PMAQI
16th Jul 2025379 PMAQI
16th Jul 20253610 PMAQI
16th Jul 20253311 PMAQI
17th Jul 20253012 AMAQI
17th Jul 2025271 AMAQI
17th Jul 2025272 AMAQI
17th Jul 2025263 AMAQI
17th Jul 2025264 AMAQI
27°C22/33°C
17th Jul 2025285 AMAQI
17th Jul 2025266 AMAQI
17th Jul 2025257 AMAQI
17th Jul 2025268 AMAQI
17th Jul 2025289 AMAQI
17th Jul 20252710 AMAQI
17th Jul 20252611 AMAQI
17th Jul 20252412 PMAQI
17th Jul 2025241 PMAQI
17th Jul 2025242 PMAQI
17th Jul 2025243 PMAQI
17th Jul 2025264 PMAQI
17th Jul 2025245 PMAQI
17th Jul 2025256 PMAQI
17th Jul 2025247 PMAQI
17th Jul 2025258 PMAQI
17th Jul 2025239 PMAQI
17th Jul 20252310 PMAQI
17th Jul 20252211 PMAQI
18th Jul 20252212 AMAQI
18th Jul 2025221 AMAQI
18th Jul 2025232 AMAQI
18th Jul 2025223 AMAQI
18th Jul 2025214 AMAQI
21°C17/24°C
18th Jul 2025215 AMAQI
18th Jul 2025206 AMAQI
18th Jul 2025197 AMAQI
18th Jul 2025198 AMAQI
18th Jul 2025209 AMAQI
18th Jul 20252210 AMAQI
18th Jul 20252111 AMAQI
18th Jul 20252112 PMAQI
18th Jul 2025221 PMAQI
18th Jul 2025242 PMAQI
18th Jul 2025243 PMAQI
18th Jul 2025254 PMAQI
18th Jul 2025255 PMAQI
18th Jul 2025266 PMAQI
18th Jul 2025217 PMAQI
18th Jul 2025208 PMAQI
18th Jul 2025229 PMAQI
18th Jul 20252310 PMAQI
18th Jul 20252511 PMAQI
19th Jul 20253012 AMAQI
19th Jul 2025301 AMAQI
19th Jul 2025322 AMAQI
19th Jul 2025333 AMAQI
19th Jul 2025344 AMAQI
22°C14/31°C
19th Jul 2025335 AMAQI
19th Jul 2025326 AMAQI
19th Jul 2025307 AMAQI
19th Jul 2025318 AMAQI
19th Jul 2025319 AMAQI
19th Jul 20253210 AMAQI
19th Jul 20253211 AMAQI
19th Jul 20253412 PMAQI
19th Jul 2025351 PMAQI
19th Jul 2025302 PMAQI
19th Jul 2025283 PMAQI
19th Jul 2025294 PMAQI
19th Jul 2025295 PMAQI
19th Jul 2025296 PMAQI
19th Jul 2025297 PMAQI
19th Jul 2025298 PMAQI
19th Jul 2025249 PMAQI
19th Jul 20252410 PMAQI
19th Jul 20252611 PMAQI
20th Jul 20252412 AMAQI
20th Jul 2025231 AMAQI
20th Jul 2025222 AMAQI
20th Jul 2025223 AMAQI
20th Jul 2025224 AMAQI
24°C20/28°C
20th Jul 2025205 AMAQI
20th Jul 2025236 AMAQI
20th Jul 2025237 AMAQI
20th Jul 2025268 AMAQI
20th Jul 2025259 AMAQI
20th Jul 20252410 AMAQI
20th Jul 20252311 AMAQI
20th Jul 20252412 PMAQI
20th Jul 2025251 PMAQI
20th Jul 2025272 PMAQI
20th Jul 2025303 PMAQI
20th Jul 2025304 PMAQI
20th Jul 2025315 PMAQI
20th Jul 2025306 PMAQI
20th Jul 2025247 PMAQI
20th Jul 2025248 PMAQI
20th Jul 2025319 PMAQI
20th Jul 20253310 PMAQI
20th Jul 20253511 PMAQI
21st Jul 20253812 AMAQI
21st Jul 2025461 AMAQI
21st Jul 2025622 AMAQI
21st Jul 2025673 AMAQI
21st Jul 2025744 AMAQI
21°C19/22°C
21st Jul 2025745 AMAQI
21st Jul 2025716 AMAQI
21st Jul 2025767 AMAQI
21st Jul 2025728 AMAQI
21st Jul 2025679 AMAQI
21st Jul 20256810 AMAQI
21st Jul 20256611 AMAQI
21st Jul 20256512 PMAQI
21st Jul 2025621 PMAQI
21st Jul 2025622 PMAQI
21st Jul 2025653 PMAQI
21st Jul 2025664 PMAQI
21st Jul 2025665 PMAQI
21st Jul 2025666 PMAQI
21st Jul 2025647 PMAQI
21st Jul 2025628 PMAQI
21st Jul 2025629 PMAQI
21st Jul 20256410 PMAQI
21st Jul 20256611 PMAQI
22nd Jul 20256612 AMAQI
22nd Jul 2025681 AMAQI
22nd Jul 2025702 AMAQI
22nd Jul 2025713 AMAQI
22nd Jul 2025684 AMAQI
23°C17/28°C
22nd Jul 2025655 AMAQI
22nd Jul 2025706 AMAQI
22nd Jul 2025767 AMAQI
22nd Jul 2025728 AMAQI
22nd Jul 2025719 AMAQI
22nd Jul 20257810 AMAQI
22nd Jul 20257511 AMAQI
22nd Jul 20257612 PMAQI
22nd Jul 2025741 PMAQI
22nd Jul 2025742 PMAQI
22nd Jul 2025723 PMAQI
22nd Jul 2025704 PMAQI
22nd Jul 2025705 PMAQI
22nd Jul 2025696 PMAQI
22nd Jul 2025697 PMAQI
22nd Jul 2025688 PMAQI
22nd Jul 2025689 PMAQI
22nd Jul 20256810 PMAQI
22nd Jul 20256811 PMAQI
23rd Jul 20256712 AMAQI
23rd Jul 2025681 AMAQI
23rd Jul 2025662 AMAQI
23rd Jul 2025663 AMAQI
23rd Jul 2025624 AMAQI
26°C19/32°C
23rd Jul 2025615 AMAQI
23rd Jul 2025626 AMAQI
23rd Jul 2025637 AMAQI
23rd Jul 2025638 AMAQI
23rd Jul 2025649 AMAQI
23rd Jul 20256310 AMAQI
23rd Jul 20256311 AMAQI
23rd Jul 20256412 PMAQI
23rd Jul 2025641 PMAQI
23rd Jul 2025642 PMAQI
23rd Jul 2025633 PMAQI
23rd Jul 2025634 PMAQI
23rd Jul 2025625 PMAQI
23rd Jul 2025616 PMAQI
23rd Jul 2025627 PMAQI
23rd Jul 2025638 PMAQI
23rd Jul 2025609 PMAQI
23rd Jul 20256010 PMAQI
23rd Jul 20255811 PMAQI
24th Jul 20255812 AMAQI
24th Jul 2025581 AMAQI
24th Jul 2025562 AMAQI
24th Jul 2025563 AMAQI
24th Jul 2025554 AMAQI
26°C21/34°C
24th Jul 2025545 AMAQI
24th Jul 2025546 AMAQI
24th Jul 2025557 AMAQI
24th Jul 2025558 AMAQI
24th Jul 2025559 AMAQI
24th Jul 20255510 AMAQI
24th Jul 20255511 AMAQI
24th Jul 20255412 PMAQI
24th Jul 2025541 PMAQI
24th Jul 2025542 PMAQI
24th Jul 2025553 PMAQI
24th Jul 2025534 PMAQI
24th Jul 2025505 PMAQI
24th Jul 2025496 PMAQI
24th Jul 2025527 PMAQI
24th Jul 2025528 PMAQI
24th Jul 2025409 PMAQI
24th Jul 20253810 PMAQI
24th Jul 20254011 PMAQI
25th Jul 20254212 AMAQI
25th Jul 2025391 AMAQI
25th Jul 2025322 AMAQI
25th Jul 2025303 AMAQI
25th Jul 2025294 AMAQI
28°C23/35°C
25th Jul 2025285 AMAQI
25th Jul 2025276 AMAQI
25th Jul 2025277 AMAQI
25th Jul 2025278 AMAQI
25th Jul 2025269 AMAQI
25th Jul 20252710 AMAQI
25th Jul 20252811 AMAQI
25th Jul 20252812 PMAQI
25th Jul 2025291 PMAQI
25th Jul 2025292 PMAQI
25th Jul 2025303 PMAQI
25th Jul 2025304 PMAQI
25th Jul 2025305 PMAQI
25th Jul 2025326 PMAQI
25th Jul 2025307 PMAQI
25th Jul 2025328 PMAQI
25th Jul 2025399 PMAQI
25th Jul 20253810 PMAQI
25th Jul 20253611 PMAQI
26th Jul 20253312 AMAQI
26th Jul 2025321 AMAQI
26th Jul 2025322 AMAQI
26th Jul 2025263 AMAQI
26th Jul 2025234 AMAQI
25°C23/29°C
26th Jul 2025215 AMAQI
26th Jul 2025236 AMAQI
26th Jul 2025227 AMAQI
26th Jul 2025238 AMAQI
26th Jul 2025229 AMAQI
26th Jul 20252310 AMAQI
26th Jul 20252311 AMAQI
26th Jul 20252412 PMAQI
26th Jul 2025241 PMAQI
26th Jul 2025242 PMAQI
26th Jul 2025253 PMAQI
26th Jul 2025254 PMAQI
26th Jul 2025255 PMAQI
26th Jul 2025246 PMAQI
26th Jul 2025257 PMAQI
26th Jul 2025278 PMAQI
26th Jul 2025279 PMAQI
26th Jul 20252810 PMAQI
26th Jul 20253011 PMAQI
27th Jul 20253012 AMAQI
27th Jul 2025301 AMAQI
27th Jul 2025272 AMAQI
27th Jul 2025283 AMAQI
27th Jul 2025284 AMAQI
26°C22/29°C
27th Jul 2025265 AMAQI
27th Jul 2025276 AMAQI
27th Jul 2025277 AMAQI
27th Jul 2025288 AMAQI
27th Jul 2025289 AMAQI
27th Jul 20252910 AMAQI
27th Jul 20253011 AMAQI
27th Jul 20253212 PMAQI
27th Jul 2025341 PMAQI
27th Jul 2025362 PMAQI
27th Jul 2025363 PMAQI
27th Jul 2025364 PMAQI
27th Jul 2025345 PMAQI
27th Jul 2025356 PMAQI
27th Jul 2025327 PMAQI
27th Jul 2025308 PMAQI
27th Jul 2025329 PMAQI
27th Jul 20253110 PMAQI
27th Jul 20253211 PMAQI
28th Jul 20253312 AMAQI
28th Jul 2025371 AMAQI
28th Jul 2025402 AMAQI
28th Jul 2025413 AMAQI
28th Jul 2025394 AMAQI
28°C23/33°C
28th Jul 2025405 AMAQI
28th Jul 2025386 AMAQI
28th Jul 2025387 AMAQI
28th Jul 2025368 AMAQI
28th Jul 2025349 AMAQI
28th Jul 20253210 AMAQI
28th Jul 20253211 AMAQI
28th Jul 20253512 PMAQI
28th Jul 2025361 PMAQI
28th Jul 2025392 PMAQI
28th Jul 2025393 PMAQI
28th Jul 2025404 PMAQI
28th Jul 2025385 PMAQI
28th Jul 2025386 PMAQI
28th Jul 2025377 PMAQI
28th Jul 2025388 PMAQI
28th Jul 2025369 PMAQI
28th Jul 20253610 PMAQI
28th Jul 20253711 PMAQI
29th Jul 20253812 AMAQI
29th Jul 2025391 AMAQI
29th Jul 2025392 AMAQI
29th Jul 2025403 AMAQI
29th Jul 2025394 AMAQI
29°C23/34°C
29th Jul 2025385 AMAQI
29th Jul 2025396 AMAQI
29th Jul 2025407 AMAQI
29th Jul 2025398 AMAQI
29th Jul 2025409 AMAQI
29th Jul 20253910 AMAQI
29th Jul 20254011 AMAQI
29th Jul 20254212 PMAQI
29th Jul 2025411 PMAQI
29th Jul 2025422 PMAQI
29th Jul 2025423 PMAQI
29th Jul 2025424 PMAQI
29th Jul 2025415 PMAQI
29th Jul 2025426 PMAQI
29th Jul 2025397 PMAQI
29th Jul 2025398 PMAQI
29th Jul 2025409 PMAQI
29th Jul 20253910 PMAQI
29th Jul 20254111 PMAQI
30th Jul 20254112 AMAQI
30th Jul 2025441 AMAQI
30th Jul 2025452 AMAQI
30th Jul 2025453 AMAQI
30th Jul 2025524 AMAQI
29°C21/37°C
30th Jul 2025525 AMAQI
30th Jul 2025506 AMAQI
30th Jul 2025507 AMAQI
30th Jul 2025498 AMAQI
30th Jul 2025509 AMAQI
30th Jul 20254910 AMAQI
30th Jul 20254811 AMAQI
30th Jul 20254712 PMAQI
30th Jul 2025471 PMAQI
30th Jul 2025462 PMAQI
30th Jul 2025463 PMAQI
30th Jul 2025464 PMAQI
30th Jul 2025465 PMAQI
30th Jul 2025466 PMAQI
30th Jul 2025467 PMAQI
30th Jul 2025468 PMAQI
30th Jul 2025529 PMAQI
30th Jul 20255710 PMAQI
30th Jul 20255511 PMAQI
31st Jul 20255212 AMAQI
31st Jul 2025501 AMAQI
31st Jul 2025472 AMAQI
31st Jul 2025573 AMAQI
31st Jul 2025684 AMAQI
25°C21/29°C
31st Jul 2025755 AMAQI
31st Jul 2025866 AMAQI
31st Jul 20251187 AMAQI
31st Jul 20251288 AMAQI
31st Jul 20251449 AMAQI
31st Jul 202516010 AMAQI
31st Jul 202516711 AMAQI
31st Jul 202516512 PMAQI
31st Jul 20251741 PMAQI
31st Jul 20251762 PMAQI
31st Jul 20251763 PMAQI
31st Jul 20251704 PMAQI
31st Jul 20251665 PMAQI
31st Jul 20251646 PMAQI
31st Jul 20251307 PMAQI
31st Jul 20251428 PMAQI
31st Jul 20251249 PMAQI
31st Jul 202513010 PMAQI
31st Jul 202513811 PMAQI
1st Aug 202513912 AMAQI
1st Aug 20251261 AMAQI
1st Aug 2025992 AMAQI
1st Aug 20251023 AMAQI
1st Aug 20251084 AMAQI
23°C19/27°C
1st Aug 20251085 AMAQI
1st Aug 20251196 AMAQI
1st Aug 20251257 AMAQI
1st Aug 20251228 AMAQI
1st Aug 20251319 AMAQI
1st Aug 202511810 AMAQI
1st Aug 202511111 AMAQI
1st Aug 20259512 PMAQI
1st Aug 20251061 PMAQI
1st Aug 20251042 PMAQI
1st Aug 2025973 PMAQI
1st Aug 2025964 PMAQI
1st Aug 20251025 PMAQI
1st Aug 20251026 PMAQI
1st Aug 20251037 PMAQI
1st Aug 20251098 PMAQI
1st Aug 20251059 PMAQI
1st Aug 202511610 PMAQI
1st Aug 202510811 PMAQI
2nd Aug 202511012 AMAQI
2nd Aug 20251071 AMAQI
2nd Aug 20251052 AMAQI
2nd Aug 20251033 AMAQI
2nd Aug 20251044 AMAQI
21°C16/26°C
2nd Aug 2025995 AMAQI
2nd Aug 20251056 AMAQI
2nd Aug 20251067 AMAQI
2nd Aug 20251068 AMAQI
2nd Aug 20251089 AMAQI
2nd Aug 202510210 AMAQI
2nd Aug 20259711 AMAQI
2nd Aug 20259012 PMAQI
2nd Aug 2025841 PMAQI
2nd Aug 2025762 PMAQI
2nd Aug 2025753 PMAQI
2nd Aug 2025764 PMAQI
2nd Aug 2025785 PMAQI
2nd Aug 2025796 PMAQI
2nd Aug 2025977 PMAQI
2nd Aug 2025938 PMAQI
2nd Aug 2025829 PMAQI
2nd Aug 20258210 PMAQI
2nd Aug 20258511 PMAQI
3rd Aug 20258212 AMAQI
3rd Aug 2025821 AMAQI
3rd Aug 2025862 AMAQI
3rd Aug 2025883 AMAQI
3rd Aug 2025894 AMAQI
21°C13/29°C
3rd Aug 2025865 AMAQI
3rd Aug 2025866 AMAQI
3rd Aug 2025917 AMAQI
3rd Aug 2025898 AMAQI
3rd Aug 2025869 AMAQI
3rd Aug 20259110 AMAQI
3rd Aug 20259111 AMAQI
3rd Aug 20259012 PMAQI
3rd Aug 20251001 PMAQI
3rd Aug 20251112 PMAQI
3rd Aug 20251003 PMAQI
3rd Aug 20251024 PMAQI
3rd Aug 20251015 PMAQI
3rd Aug 2025956 PMAQI
3rd Aug 2025887 PMAQI
3rd Aug 2025888 PMAQI
3rd Aug 2025879 PMAQI
3rd Aug 20258410 PMAQI
3rd Aug 20258911 PMAQI
4th Aug 20258812 AMAQI
4th Aug 20251141 AMAQI
4th Aug 20251072 AMAQI
4th Aug 20251143 AMAQI
4th Aug 20251214 AMAQI
21°C14/29°C
4th Aug 20251235 AMAQI
4th Aug 20251256 AMAQI
4th Aug 20251297 AMAQI
4th Aug 20251258 AMAQI
4th Aug 20251009 AMAQI
4th Aug 20258910 AMAQI
4th Aug 20258111 AMAQI
4th Aug 20257412 PMAQI
4th Aug 2025641 PMAQI
4th Aug 2025622 PMAQI
4th Aug 2025583 PMAQI
4th Aug 2025564 PMAQI
4th Aug 2025575 PMAQI
4th Aug 2025596 PMAQI
4th Aug 2025847 PMAQI
4th Aug 2025728 PMAQI
4th Aug 2025609 PMAQI
4th Aug 20256010 PMAQI
4th Aug 20256011 PMAQI
5th Aug 20256112 AMAQI
5th Aug 2025611 AMAQI
5th Aug 2025642 AMAQI
5th Aug 2025643 AMAQI
5th Aug 2025664 AMAQI
23°C18/30°C
5th Aug 2025665 AMAQI
5th Aug 2025676 AMAQI
5th Aug 2025697 AMAQI
5th Aug 2025718 AMAQI
5th Aug 2025769 AMAQI
5th Aug 20259010 AMAQI
5th Aug 20259011 AMAQI
5th Aug 20258612 PMAQI
5th Aug 2025821 PMAQI
5th Aug 2025802 PMAQI
5th Aug 2025783 PMAQI
5th Aug 2025814 PMAQI
5th Aug 2025745 PMAQI
5th Aug 2025746 PMAQI
5th Aug 2025727 PMAQI
5th Aug 2025768 PMAQI
5th Aug 2025799 PMAQI
5th Aug 20259210 PMAQI
5th Aug 20259911 PMAQI
6th Aug 202510512 AMAQI
6th Aug 20251161 AMAQI
24°C19/31°C
5 AM
12 PM
8 PM
12 AM
4 AM
--°C/°C
Day time
Avg. Highest Time
7 AM - 8 PM
57AQI
14 hours / Day
420 hours / Month
Avg. Lowest Time
5 AM - 6 AM
55AQI
2 hours / Day
60 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 7 AM to 8 PM (Avg. 57), while the lowest AQI was between 5 AM to 6 AM (Avg. 55).
Night time
Avg. Highest Time
12 AM - 11 PM
55AQI
8 hours / Day
240 hours / Month
Avg. Lowest Time
12 AM - 11 PM
55AQI
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. 55), while the lowest AQI was between 12 AM to 11 PM (Avg. 55).
2025 Days Vs Air Quality
Aurora, Illinois, United States
2025
71%
94
27%
36
2%
2
Total number of days with different AQI categories in last 218 days in 2025 (147 days remaining)
Good
94 DaysModerate
36 DaysPoor
2 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 71%
Health Risk Level:
Low
In 2025, 71% of 218 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
Aurora, 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 March 2025
47AQI
47AQI
2nd March 2025
43AQI
43AQI
3rd March 2025
37AQI
37AQI
4th March 2025
33AQI
33AQI
5th March 2025
18AQI
18AQI
1st April 2025
27AQI
27AQI
2nd April 2025
35AQI
35AQI
3rd April 2025
27AQI
27AQI
4th April 2025
30AQI
30AQI
5th April 2025
22AQI
22AQI
6th April 2025
24AQI
24AQI
7th April 2025
27AQI
27AQI
8th April 2025
20AQI
20AQI
9th April 2025
35AQI
35AQI
10th April 2025
53AQI
53AQI
11th April 2025
49AQI
49AQI
12th April 2025
51AQI
51AQI
13th April 2025
39AQI
39AQI
14th April 2025
35AQI
35AQI
15th April 2025
21AQI
21AQI
16th April 2025
26AQI
26AQI
17th April 2025
38AQI
38AQI
18th April 2025
51AQI
51AQI
19th April 2025
40AQI
40AQI
20th April 2025
44AQI
44AQI
21st April 2025
20AQI
20AQI
22nd April 2025
32AQI
32AQI
23rd April 2025
26AQI
26AQI
24th April 2025
44AQI
44AQI
25th April 2025
28AQI
28AQI
26th April 2025
18AQI
18AQI
27th April 2025
28AQI
28AQI
28th April 2025
36AQI
36AQI
29th April 2025
33AQI
33AQI
30th April 2025
24AQI
24AQI
1st May 2025
33AQI
33AQI
2nd May 2025
40AQI
40AQI
3rd May 2025
17AQI
17AQI
4th May 2025
18AQI
18AQI
5th May 2025
23AQI
23AQI
6th May 2025
35AQI
35AQI
7th May 2025
41AQI
41AQI
8th May 2025
20AQI
20AQI
9th May 2025
24AQI
24AQI
10th May 2025
36AQI
36AQI
11th May 2025
25AQI
25AQI
12th May 2025
38AQI
38AQI
13th May 2025
36AQI
36AQI
14th May 2025
42AQI
42AQI
15th May 2025
51AQI
51AQI
16th May 2025
36AQI
36AQI
17th May 2025
24AQI
24AQI
18th May 2025
22AQI
22AQI
19th May 2025
20AQI
20AQI
20th May 2025
26AQI
26AQI
21st May 2025
20AQI
20AQI
22nd May 2025
15AQI
15AQI
23rd May 2025
22AQI
22AQI
24th May 2025
22AQI
22AQI
25th May 2025
20AQI
20AQI
26th May 2025
24AQI
24AQI
27th May 2025
25AQI
25AQI
28th May 2025
29AQI
29AQI
29th May 2025
36AQI
36AQI
30th May 2025
42AQI
42AQI
31st May 2025
44AQI
44AQI
1st June 2025
42AQI
42AQI
2nd June 2025
43AQI
43AQI
3rd June 2025
57AQI
57AQI
4th June 2025
55AQI
55AQI
5th June 2025
83AQI
83AQI
6th June 2025
76AQI
76AQI
7th June 2025
80AQI
80AQI
8th June 2025
74AQI
74AQI
9th June 2025
69AQI
69AQI
10th June 2025
61AQI
61AQI
11th June 2025
73AQI
73AQI
12th June 2025
80AQI
80AQI
13th June 2025
77AQI
77AQI
14th June 2025
66AQI
66AQI
15th June 2025
56AQI
56AQI
16th June 2025
56AQI
56AQI
17th June 2025
44AQI
44AQI
18th June 2025
30AQI
30AQI
19th June 2025
28AQI
28AQI
20th June 2025
37AQI
37AQI
21st June 2025
40AQI
40AQI
22nd June 2025
45AQI
45AQI
23rd June 2025
56AQI
56AQI
24th June 2025
39AQI
39AQI
25th June 2025
33AQI
33AQI
26th June 2025
46AQI
46AQI
27th June 2025
30AQI
30AQI
28th June 2025
24AQI
24AQI
29th June 2025
38AQI
38AQI
30th June 2025
30AQI
30AQI
1st July 2025
32AQI
32AQI
2nd July 2025
53AQI
53AQI
3rd July 2025
51AQI
51AQI
4th July 2025
52AQI
52AQI
5th July 2025
67AQI
67AQI
6th July 2025
46AQI
46AQI
7th July 2025
54AQI
54AQI
8th July 2025
66AQI
66AQI
9th July 2025
48AQI
48AQI
10th July 2025
47AQI
47AQI
11th July 2025
36AQI
36AQI
12th July 2025
28AQI
28AQI
13th July 2025
57AQI
57AQI
14th July 2025
72AQI
72AQI
15th July 2025
73AQI
73AQI
16th July 2025
43AQI
43AQI
17th July 2025
26AQI
26AQI
18th July 2025
22AQI
22AQI
19th July 2025
30AQI
30AQI
20th July 2025
26AQI
26AQI
21st July 2025
64AQI
64AQI
22nd July 2025
70AQI
70AQI
23rd July 2025
63AQI
63AQI
24th July 2025
52AQI
52AQI
25th July 2025
32AQI
32AQI
26th July 2025
26AQI
26AQI
27th July 2025
31AQI
31AQI
28th July 2025
37AQI
37AQI
29th July 2025
40AQI
40AQI
30th July 2025
48AQI
48AQI
31st July 2025
119AQI
119AQI
1st August 2025
110AQI
110AQI
2nd August 2025
94AQI
94AQI
3rd August 2025
90AQI
90AQI
4th August 2025
87AQI
87AQI
5th August 2025
71AQI
71AQI
36AQI
33AQI
29AQI
52AQI
49AQI
90AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202542AQI
5
27
3
30
1
15
15
17
13
1
4
1
94
36
2
Highest AQI recorded in
August90AQI
Lowest AQI recorded in
May29AQI
Most & Least Polluted Years Over the Last 1 Years
Most Polluted Year Recorded
2025(Avg.)
42AQILeast Polluted Year Recorded
2025(Avg.)
42AQIAurora's annual 2025 AQI (42) shows an average percentage change of NaN% (improved AQI) compared to previous years: .
