Wilmington, 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
Wilmington, Illinois, United States
2025
2026
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
1st Aug 2025
106AQILowest AQI recorded on
21st Aug 2025
18AQISame Day Analysis (8th August):
On this day, AQI across the 2 years varied significantly: 2026 ranks 2nd highest AQI at 47 of Good air quality, showing improvement over 2025 on the same day.
Day & Night AQI Trend: 8th Aug - 9th Aug 2026
Wilmington, Illinois, United States
AQI
Day
Night
.
5 AM8th Aug 2026
8 PM
4 AM9th Aug 2026
Day time
Avg. Highest Time
11AM8th Aug
54AQI
Avg. Lowest Time
6PM8th Aug
42AQI
Night time
Avg. Highest Time
4AM9th Aug
53AQI
Avg. Lowest Time
10PM8th Aug
40AQI
In the last 24 hours,
Wilmington's AQI reached its highest point of 54 at 11 AM during the Day, while the lowest point, 40, was recorded at 10 PM during the Night between 8th Aug and 9th Aug 2026.
Day & Night AQI Trend : Jul - Aug 2026
Wilmington, Illinois, United States
JulAug
11th - 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 - 07th07th - 08th08th - 09th09th
Day
Night
11th Jul 2026545 AMAQI
11th Jul 2026466 AMAQI
11th Jul 2026467 AMAQI
11th Jul 2026428 AMAQI
11th Jul 2026429 AMAQI
11th Jul 20264210 AMAQI
11th Jul 20264411 AMAQI
11th Jul 20264212 PMAQI
11th Jul 2026421 PMAQI
11th Jul 2026362 PMAQI
11th Jul 2026213 PMAQI
11th Jul 2026254 PMAQI
11th Jul 2026255 PMAQI
11th Jul 2026286 PMAQI
11th Jul 2026217 PMAQI
11th Jul 2026408 PMAQI
11th Jul 2026409 PMAQI
11th Jul 20265110 PMAQI
11th Jul 20263211 PMAQI
12th Jul 20264612 AMAQI
12th Jul 2026381 AMAQI
12th Jul 2026322 AMAQI
12th Jul 2026373 AMAQI
12th Jul 2026284 AMAQI
24°C20/31°C
12th Jul 2026425 AMAQI
12th Jul 2026426 AMAQI
12th Jul 2026457 AMAQI
12th Jul 2026408 AMAQI
12th Jul 2026489 AMAQI
12th Jul 20265410 AMAQI
12th Jul 20264911 AMAQI
12th Jul 20264912 PMAQI
12th Jul 2026381 PMAQI
12th Jul 2026322 PMAQI
12th Jul 2026383 PMAQI
12th Jul 2026504 PMAQI
12th Jul 2026505 PMAQI
12th Jul 2026446 PMAQI
12th Jul 2026427 PMAQI
12th Jul 2026368 PMAQI
12th Jul 2026389 PMAQI
12th Jul 20264210 PMAQI
12th Jul 20264211 PMAQI
13th Jul 20265012 AMAQI
13th Jul 2026461 AMAQI
13th Jul 2026462 AMAQI
13th Jul 2026463 AMAQI
13th Jul 2026504 AMAQI
25°C18/33°C
13th Jul 2026465 AMAQI
13th Jul 2026526 AMAQI
13th Jul 2026507 AMAQI
13th Jul 2026428 AMAQI
13th Jul 2026429 AMAQI
13th Jul 20265310 AMAQI
13th Jul 20264911 AMAQI
13th Jul 20264812 PMAQI
13th Jul 2026421 PMAQI
13th Jul 2026382 PMAQI
13th Jul 2026293 PMAQI
13th Jul 2026334 PMAQI
13th Jul 2026365 PMAQI
13th Jul 2026386 PMAQI
13th Jul 2026447 PMAQI
13th Jul 2026428 PMAQI
13th Jul 2026409 PMAQI
13th Jul 20264410 PMAQI
13th Jul 20263311 PMAQI
14th Jul 20263312 AMAQI
14th Jul 2026501 AMAQI
14th Jul 2026522 AMAQI
14th Jul 2026503 AMAQI
14th Jul 2026484 AMAQI
26°C17/33°C
14th Jul 2026335 AMAQI
14th Jul 2026326 AMAQI
14th Jul 2026347 AMAQI
14th Jul 2026368 AMAQI
14th Jul 2026389 AMAQI
14th Jul 20263810 AMAQI
14th Jul 20263511 AMAQI
14th Jul 20264212 PMAQI
14th Jul 2026301 PMAQI
14th Jul 2026362 PMAQI
14th Jul 2026333 PMAQI
14th Jul 2026284 PMAQI
14th Jul 2026305 PMAQI
14th Jul 2026346 PMAQI
14th Jul 2026387 PMAQI
14th Jul 2026328 PMAQI
14th Jul 2026279 PMAQI
14th Jul 20262410 PMAQI
14th Jul 20262011 PMAQI
15th Jul 20262212 AMAQI
15th Jul 2026421 AMAQI
15th Jul 2026932 AMAQI
15th Jul 2026493 AMAQI
15th Jul 2026294 AMAQI
27°C20/35°C
15th Jul 2026295 AMAQI
15th Jul 2026366 AMAQI
15th Jul 2026867 AMAQI
15th Jul 2026338 AMAQI
15th Jul 2026529 AMAQI
15th Jul 20264410 AMAQI
15th Jul 20264411 AMAQI
15th Jul 20264712 PMAQI
15th Jul 2026441 PMAQI
15th Jul 2026552 PMAQI
15th Jul 2026443 PMAQI
15th Jul 2026404 PMAQI
15th Jul 2026295 PMAQI
15th Jul 2026406 PMAQI
15th Jul 2026427 PMAQI
15th Jul 2026418 PMAQI
15th Jul 2026589 PMAQI
15th Jul 202613010 PMAQI
15th Jul 202610211 PMAQI
16th Jul 20269812 AMAQI
16th Jul 2026251 AMAQI
16th Jul 2026242 AMAQI
16th Jul 2026683 AMAQI
16th Jul 2026994 AMAQI
28°C21/35°C
16th Jul 20261055 AMAQI
16th Jul 20262116 AMAQI
16th Jul 20261227 AMAQI
16th Jul 20261508 AMAQI
16th Jul 2026299 AMAQI
16th Jul 20263110 AMAQI
16th Jul 20262911 AMAQI
16th Jul 202627412 PMAQI
16th Jul 2026281 PMAQI
16th Jul 20261322 PMAQI
16th Jul 20261163 PMAQI
16th Jul 20261024 PMAQI
16th Jul 20261315 PMAQI
16th Jul 2026546 PMAQI
16th Jul 20261067 PMAQI
16th Jul 2026328 PMAQI
16th Jul 2026289 PMAQI
16th Jul 202610810 PMAQI
16th Jul 202612811 PMAQI
17th Jul 202616712 AMAQI
17th Jul 2026261 AMAQI
17th Jul 2026362 AMAQI
17th Jul 20262803 AMAQI
17th Jul 20263104 AMAQI
29°C21/36°C
17th Jul 2026685 AMAQI
17th Jul 2026736 AMAQI
17th Jul 2026717 AMAQI
17th Jul 2026748 AMAQI
17th Jul 2026719 AMAQI
17th Jul 20267010 AMAQI
17th Jul 20267011 AMAQI
17th Jul 20267012 PMAQI
17th Jul 2026781 PMAQI
17th Jul 2026722 PMAQI
17th Jul 2026723 PMAQI
17th Jul 2026694 PMAQI
17th Jul 2026555 PMAQI
17th Jul 2026516 PMAQI
17th Jul 2026587 PMAQI
17th Jul 2026548 PMAQI
17th Jul 2026469 PMAQI
17th Jul 20264610 PMAQI
17th Jul 20264911 PMAQI
18th Jul 20264912 AMAQI
18th Jul 2026511 AMAQI
18th Jul 2026462 AMAQI
18th Jul 2026483 AMAQI
18th Jul 2026464 AMAQI
28°C22/35°C
18th Jul 2026505 AMAQI
18th Jul 2026486 AMAQI
18th Jul 2026487 AMAQI
18th Jul 2026488 AMAQI
18th Jul 2026449 AMAQI
18th Jul 20264210 AMAQI
18th Jul 20264611 AMAQI
18th Jul 20264412 PMAQI
18th Jul 2026461 PMAQI
18th Jul 2026502 PMAQI
18th Jul 2026383 PMAQI
18th Jul 2026444 PMAQI
18th Jul 2026465 PMAQI
18th Jul 2026506 PMAQI
18th Jul 2026517 PMAQI
18th Jul 2026598 PMAQI
18th Jul 2026679 PMAQI
18th Jul 20266410 PMAQI
18th Jul 20265811 PMAQI
19th Jul 20265412 AMAQI
19th Jul 2026601 AMAQI
19th Jul 2026542 AMAQI
19th Jul 20261603 AMAQI
19th Jul 20261704 AMAQI
29°C23/35°C
19th Jul 2026725 AMAQI
19th Jul 2026706 AMAQI
19th Jul 2026767 AMAQI
19th Jul 2026738 AMAQI
19th Jul 2026769 AMAQI
19th Jul 20267410 AMAQI
19th Jul 20267811 AMAQI
19th Jul 20267812 PMAQI
19th Jul 2026741 PMAQI
19th Jul 2026792 PMAQI
19th Jul 2026743 PMAQI
19th Jul 2026834 PMAQI
19th Jul 2026765 PMAQI
19th Jul 2026746 PMAQI
19th Jul 2026827 PMAQI
19th Jul 2026798 PMAQI
19th Jul 2026739 PMAQI
19th Jul 20267410 PMAQI
19th Jul 20266711 PMAQI
20th Jul 20266712 AMAQI
20th Jul 2026721 AMAQI
20th Jul 2026702 AMAQI
20th Jul 20261223 AMAQI
20th Jul 20261204 AMAQI
24°C19/30°C
20th Jul 2026745 AMAQI
20th Jul 2026796 AMAQI
20th Jul 2026787 AMAQI
20th Jul 2026968 AMAQI
20th Jul 2026809 AMAQI
20th Jul 20269010 AMAQI
20th Jul 20267011 AMAQI
20th Jul 20267212 PMAQI
20th Jul 2026621 PMAQI
20th Jul 2026712 PMAQI
20th Jul 2026723 PMAQI
20th Jul 2026694 PMAQI
20th Jul 2026745 PMAQI
20th Jul 2026766 PMAQI
20th Jul 2026867 PMAQI
20th Jul 2026818 PMAQI
20th Jul 2026689 PMAQI
20th Jul 20266011 PMAQI
21st Jul 20266812 AMAQI
21st Jul 2026661 AMAQI
21st Jul 2026622 AMAQI
21st Jul 2026763 AMAQI
21st Jul 2026724 AMAQI
24°C16/30°C
21st Jul 2026605 AMAQI
21st Jul 2026516 AMAQI
21st Jul 2026427 AMAQI
21st Jul 2026448 AMAQI
21st Jul 2026469 AMAQI
21st Jul 20263610 AMAQI
21st Jul 20264411 AMAQI
21st Jul 20264212 PMAQI
21st Jul 2026511 PMAQI
21st Jul 2026542 PMAQI
21st Jul 2026533 PMAQI
21st Jul 2026514 PMAQI
21st Jul 2026495 PMAQI
21st Jul 2026486 PMAQI
21st Jul 2026427 PMAQI
21st Jul 2026408 PMAQI
21st Jul 2026349 PMAQI
21st Jul 20264610 PMAQI
21st Jul 20263411 PMAQI
22nd Jul 20264612 AMAQI
22nd Jul 2026341 AMAQI
22nd Jul 2026462 AMAQI
22nd Jul 2026423 AMAQI
22nd Jul 2026344 AMAQI
26°C20/32°C
22nd Jul 2026505 AMAQI
22nd Jul 2026406 AMAQI
22nd Jul 2026387 AMAQI
22nd Jul 2026328 AMAQI
22nd Jul 2026289 AMAQI
22nd Jul 20262210 AMAQI
22nd Jul 20261211 AMAQI
22nd Jul 20262412 PMAQI
22nd Jul 2026191 PMAQI
22nd Jul 2026202 PMAQI
22nd Jul 2026163 PMAQI
22nd Jul 2026254 PMAQI
22nd Jul 2026295 PMAQI
22nd Jul 2026276 PMAQI
22nd Jul 2026297 PMAQI
22nd Jul 2026278 PMAQI
22nd Jul 2026699 PMAQI
22nd Jul 20264810 PMAQI
22nd Jul 20263111 PMAQI
23rd Jul 20264012 AMAQI
23rd Jul 2026521 AMAQI
23rd Jul 2026442 AMAQI
23rd Jul 2026503 AMAQI
23rd Jul 2026424 AMAQI
20°C15/24°C
23rd Jul 2026425 AMAQI
23rd Jul 2026486 AMAQI
23rd Jul 2026507 AMAQI
23rd Jul 2026448 AMAQI
23rd Jul 2026469 AMAQI
23rd Jul 20264410 AMAQI
23rd Jul 20264611 AMAQI
23rd Jul 20264212 PMAQI
23rd Jul 2026601 PMAQI
23rd Jul 2026482 PMAQI
23rd Jul 2026383 PMAQI
23rd Jul 2026384 PMAQI
23rd Jul 2026405 PMAQI
23rd Jul 2026466 PMAQI
23rd Jul 2026407 PMAQI
23rd Jul 2026388 PMAQI
23rd Jul 2026249 PMAQI
23rd Jul 20262110 PMAQI
23rd Jul 20264611 PMAQI
24th Jul 20264212 AMAQI
24th Jul 2026521 AMAQI
24th Jul 2026482 AMAQI
24th Jul 2026483 AMAQI
24th Jul 2026524 AMAQI
19°C12/28°C
24th Jul 2026525 AMAQI
24th Jul 2026506 AMAQI
24th Jul 2026427 AMAQI
24th Jul 2026468 AMAQI
24th Jul 2026509 AMAQI
24th Jul 20265110 AMAQI
24th Jul 20264611 AMAQI
24th Jul 20264812 PMAQI
24th Jul 2026401 PMAQI
24th Jul 2026422 PMAQI
24th Jul 2026293 PMAQI
24th Jul 2026314 PMAQI
24th Jul 2026385 PMAQI
24th Jul 2026386 PMAQI
24th Jul 2026327 PMAQI
24th Jul 2026288 PMAQI
24th Jul 2026339 PMAQI
24th Jul 20263310 PMAQI
24th Jul 20263211 PMAQI
25th Jul 20264412 AMAQI
25th Jul 2026461 AMAQI
25th Jul 2026442 AMAQI
25th Jul 2026463 AMAQI
25th Jul 2026444 AMAQI
21°C14/27°C
25th Jul 2026445 AMAQI
25th Jul 2026446 AMAQI
25th Jul 2026407 AMAQI
25th Jul 2026508 AMAQI
25th Jul 2026499 AMAQI
25th Jul 20264810 AMAQI
25th Jul 20263011 AMAQI
25th Jul 20264612 PMAQI
25th Jul 2026501 PMAQI
25th Jul 2026342 PMAQI
25th Jul 2026463 PMAQI
25th Jul 2026484 PMAQI
25th Jul 2026525 PMAQI
25th Jul 2026486 PMAQI
25th Jul 2026487 PMAQI
25th Jul 2026428 PMAQI
25th Jul 2026489 PMAQI
25th Jul 20264810 PMAQI
25th Jul 20264611 PMAQI
26th Jul 20264012 AMAQI
26th Jul 2026421 AMAQI
26th Jul 2026402 AMAQI
26th Jul 2026443 AMAQI
26th Jul 2026404 AMAQI
21°C17/25°C
26th Jul 2026465 AMAQI
26th Jul 2026406 AMAQI
26th Jul 2026407 AMAQI
26th Jul 2026448 AMAQI
26th Jul 2026449 AMAQI
26th Jul 20264610 AMAQI
26th Jul 20264211 AMAQI
26th Jul 20264412 PMAQI
26th Jul 2026481 PMAQI
26th Jul 2026482 PMAQI
26th Jul 2026523 PMAQI
26th Jul 2026504 PMAQI
26th Jul 2026525 PMAQI
26th Jul 2026536 PMAQI
26th Jul 2026537 PMAQI
26th Jul 2026508 PMAQI
26th Jul 2026509 PMAQI
26th Jul 20265210 PMAQI
26th Jul 20264911 PMAQI
27th Jul 20265212 AMAQI
27th Jul 2026491 AMAQI
27th Jul 2026482 AMAQI
27th Jul 2026463 AMAQI
27th Jul 2026444 AMAQI
27°C21/34°C
27th Jul 2026465 AMAQI
27th Jul 2026536 AMAQI
27th Jul 2026527 AMAQI
27th Jul 2026528 AMAQI
27th Jul 2026539 AMAQI
27th Jul 20265310 AMAQI
27th Jul 20265011 AMAQI
27th Jul 20265112 PMAQI
27th Jul 2026501 PMAQI
27th Jul 2026442 PMAQI
27th Jul 2026423 PMAQI
27th Jul 2026424 PMAQI
27th Jul 2026465 PMAQI
27th Jul 2026406 PMAQI
27th Jul 2026387 PMAQI
27th Jul 2026448 PMAQI
27th Jul 2026449 PMAQI
27th Jul 20264010 PMAQI
27th Jul 20263611 PMAQI
28th Jul 20264612 AMAQI
28th Jul 2026441 AMAQI
28th Jul 2026442 AMAQI
28th Jul 2026483 AMAQI
28th Jul 2026424 AMAQI
29°C23/37°C
28th Jul 2026425 AMAQI
28th Jul 2026466 AMAQI
28th Jul 2026427 AMAQI
28th Jul 2026448 AMAQI
28th Jul 2026429 AMAQI
28th Jul 20264210 AMAQI
28th Jul 20264411 AMAQI
28th Jul 20265112 PMAQI
28th Jul 2026521 PMAQI
28th Jul 2026462 PMAQI
28th Jul 2026533 PMAQI
28th Jul 2026534 PMAQI
28th Jul 2026535 PMAQI
28th Jul 2026526 PMAQI
28th Jul 2026487 PMAQI
28th Jul 2026448 PMAQI
28th Jul 2026429 PMAQI
28th Jul 20262710 PMAQI
28th Jul 20264211 PMAQI
29th Jul 20265012 AMAQI
29th Jul 2026381 AMAQI
29th Jul 2026402 AMAQI
29th Jul 2026343 AMAQI
29th Jul 2026264 AMAQI
24°C20/29°C
29th Jul 2026425 AMAQI
29th Jul 2026406 AMAQI
29th Jul 2026427 AMAQI
29th Jul 2026218 AMAQI
29th Jul 2026279 AMAQI
29th Jul 20263410 AMAQI
29th Jul 20264211 AMAQI
29th Jul 20262712 PMAQI
29th Jul 2026341 PMAQI
29th Jul 2026442 PMAQI
29th Jul 2026313 PMAQI
29th Jul 2026344 PMAQI
29th Jul 2026305 PMAQI
29th Jul 2026386 PMAQI
29th Jul 2026257 PMAQI
29th Jul 2026328 PMAQI
29th Jul 2026429 PMAQI
29th Jul 20264510 PMAQI
29th Jul 20263211 PMAQI
30th Jul 20264212 AMAQI
30th Jul 2026231 AMAQI
30th Jul 2026312 AMAQI
30th Jul 2026463 AMAQI
30th Jul 2026544 AMAQI
22°C15/30°C
30th Jul 2026465 AMAQI
30th Jul 2026326 AMAQI
30th Jul 2026447 AMAQI
30th Jul 2026468 AMAQI
30th Jul 2026469 AMAQI
30th Jul 20264210 AMAQI
30th Jul 20264411 AMAQI
30th Jul 20264412 PMAQI
30th Jul 2026401 PMAQI
30th Jul 2026382 PMAQI
30th Jul 2026403 PMAQI
30th Jul 2026424 PMAQI
30th Jul 2026405 PMAQI
30th Jul 2026326 PMAQI
30th Jul 2026237 PMAQI
30th Jul 2026348 PMAQI
30th Jul 2026469 PMAQI
30th Jul 20264210 PMAQI
30th Jul 20264411 PMAQI
31st Jul 20265112 AMAQI
31st Jul 2026461 AMAQI
31st Jul 2026442 AMAQI
31st Jul 2026463 AMAQI
31st Jul 2026484 AMAQI
24°C14/32°C
31st Jul 2026515 AMAQI
31st Jul 2026536 AMAQI
31st Jul 2026517 AMAQI
31st Jul 2026498 AMAQI
31st Jul 2026499 AMAQI
31st Jul 20264410 AMAQI
31st Jul 20264411 AMAQI
31st Jul 20264212 PMAQI
31st Jul 2026441 PMAQI
31st Jul 2026462 PMAQI
31st Jul 2026423 PMAQI
31st Jul 2026484 PMAQI
31st Jul 2026445 PMAQI
31st Jul 2026276 PMAQI
31st Jul 2026317 PMAQI
31st Jul 2026348 PMAQI
31st Jul 2026249 PMAQI
31st Jul 20263610 PMAQI
31st Jul 20263311 PMAQI
1st Aug 20263312 AMAQI
1st Aug 2026421 AMAQI
1st Aug 2026312 AMAQI
1st Aug 2026443 AMAQI
1st Aug 2026424 AMAQI
23°C17/30°C
1st Aug 2026465 AMAQI
1st Aug 2026446 AMAQI
1st Aug 2026467 AMAQI
1st Aug 2026448 AMAQI
1st Aug 2026469 AMAQI
1st Aug 20264210 AMAQI
1st Aug 20264011 AMAQI
1st Aug 20263812 PMAQI
1st Aug 2026441 PMAQI
1st Aug 2026462 PMAQI
1st Aug 2026493 PMAQI
1st Aug 2026444 PMAQI
1st Aug 2026445 PMAQI
1st Aug 2026426 PMAQI
1st Aug 2026487 PMAQI
1st Aug 2026488 PMAQI
1st Aug 2026429 PMAQI
1st Aug 20264210 PMAQI
1st Aug 20264411 PMAQI
2nd Aug 20264812 AMAQI
2nd Aug 2026421 AMAQI
2nd Aug 2026422 AMAQI
2nd Aug 2026423 AMAQI
2nd Aug 2026464 AMAQI
21°C20/23°C
2nd Aug 2026425 AMAQI
2nd Aug 2026446 AMAQI
2nd Aug 2026387 AMAQI
2nd Aug 2026388 AMAQI
2nd Aug 2026429 AMAQI
2nd Aug 20264010 AMAQI
2nd Aug 20264411 AMAQI
2nd Aug 20264612 PMAQI
2nd Aug 2026401 PMAQI
2nd Aug 2026462 PMAQI
2nd Aug 2026443 PMAQI
2nd Aug 2026444 PMAQI
2nd Aug 2026425 PMAQI
2nd Aug 2026386 PMAQI
2nd Aug 2026467 PMAQI
2nd Aug 2026428 PMAQI
2nd Aug 2026429 PMAQI
2nd Aug 20264410 PMAQI
2nd Aug 20264211 PMAQI
3rd Aug 20264612 AMAQI
3rd Aug 2026441 AMAQI
3rd Aug 2026402 AMAQI
3rd Aug 2026253 AMAQI
3rd Aug 2026274 AMAQI
22°C19/27°C
3rd Aug 2026365 AMAQI
3rd Aug 2026506 AMAQI
3rd Aug 2026507 AMAQI
3rd Aug 2026508 AMAQI
3rd Aug 2026349 AMAQI
3rd Aug 20264810 AMAQI
3rd Aug 20264411 AMAQI
3rd Aug 20264612 PMAQI
3rd Aug 2026421 PMAQI
3rd Aug 2026442 PMAQI
3rd Aug 2026443 PMAQI
3rd Aug 2026484 PMAQI
3rd Aug 2026465 PMAQI
3rd Aug 2026466 PMAQI
3rd Aug 2026447 PMAQI
3rd Aug 2026488 PMAQI
3rd Aug 2026489 PMAQI
3rd Aug 20265210 PMAQI
3rd Aug 20264911 PMAQI
4th Aug 20264412 AMAQI
4th Aug 2026481 AMAQI
4th Aug 2026482 AMAQI
4th Aug 2026523 AMAQI
4th Aug 2026504 AMAQI
23°C17/30°C
4th Aug 2026505 AMAQI
4th Aug 2026446 AMAQI
4th Aug 2026467 AMAQI
4th Aug 2026488 AMAQI
4th Aug 2026499 AMAQI
4th Aug 20265010 AMAQI
4th Aug 20264611 AMAQI
4th Aug 20264212 PMAQI
4th Aug 2026461 PMAQI
4th Aug 2026422 PMAQI
4th Aug 2026463 PMAQI
4th Aug 2026444 PMAQI
4th Aug 2026465 PMAQI
4th Aug 2026446 PMAQI
4th Aug 2026427 PMAQI
4th Aug 2026508 PMAQI
4th Aug 2026429 PMAQI
4th Aug 20264410 PMAQI
4th Aug 20264611 PMAQI
5th Aug 20264212 AMAQI
5th Aug 2026481 AMAQI
5th Aug 2026482 AMAQI
5th Aug 2026463 AMAQI
5th Aug 2026514 AMAQI
25°C17/32°C
5th Aug 2026515 AMAQI
5th Aug 2026466 AMAQI
5th Aug 2026487 AMAQI
5th Aug 2026528 AMAQI
5th Aug 2026569 AMAQI
5th Aug 20265210 AMAQI
5th Aug 20265511 AMAQI
5th Aug 20265112 PMAQI
5th Aug 2026481 PMAQI
5th Aug 2026442 PMAQI
5th Aug 2026513 PMAQI
5th Aug 2026524 PMAQI
5th Aug 2026495 PMAQI
5th Aug 2026486 PMAQI
5th Aug 2026467 PMAQI
5th Aug 2026468 PMAQI
5th Aug 2026489 PMAQI
5th Aug 20264210 PMAQI
5th Aug 20263011 PMAQI
6th Aug 20264212 AMAQI
6th Aug 2026421 AMAQI
6th Aug 2026402 AMAQI
6th Aug 2026423 AMAQI
6th Aug 2026424 AMAQI
25°C21/31°C
6th Aug 2026485 AMAQI
6th Aug 2026466 AMAQI
6th Aug 2026447 AMAQI
6th Aug 2026488 AMAQI
6th Aug 2026489 AMAQI
6th Aug 20265310 AMAQI
6th Aug 20265411 AMAQI
6th Aug 20265812 PMAQI
6th Aug 2026521 PMAQI
6th Aug 2026522 PMAQI
6th Aug 2026563 PMAQI
6th Aug 2026584 PMAQI
6th Aug 2026555 PMAQI
6th Aug 2026576 PMAQI
6th Aug 2026577 PMAQI
6th Aug 2026588 PMAQI
6th Aug 2026589 PMAQI
6th Aug 20265610 PMAQI
6th Aug 20265511 PMAQI
7th Aug 20265512 AMAQI
7th Aug 2026551 AMAQI
7th Aug 2026532 AMAQI
7th Aug 2026503 AMAQI
7th Aug 2026464 AMAQI
23°C20/27°C
7th Aug 2026485 AMAQI
7th Aug 2026446 AMAQI
7th Aug 2026447 AMAQI
7th Aug 2026468 AMAQI
7th Aug 2026489 AMAQI
7th Aug 20265010 AMAQI
7th Aug 20264811 AMAQI
7th Aug 20264612 PMAQI
7th Aug 2026481 PMAQI
7th Aug 2026402 PMAQI
7th Aug 2026423 PMAQI
7th Aug 2026404 PMAQI
7th Aug 2026345 PMAQI
7th Aug 2026346 PMAQI
7th Aug 2026427 PMAQI
7th Aug 2026488 PMAQI
7th Aug 2026559 PMAQI
7th Aug 20265510 PMAQI
7th Aug 20264611 PMAQI
8th Aug 20264812 AMAQI
8th Aug 2026461 AMAQI
8th Aug 2026482 AMAQI
8th Aug 2026463 AMAQI
8th Aug 2026464 AMAQI
25°C19/31°C
8th Aug 2026485 AMAQI
8th Aug 2026466 AMAQI
8th Aug 2026447 AMAQI
8th Aug 2026468 AMAQI
8th Aug 2026449 AMAQI
8th Aug 20264610 AMAQI
8th Aug 20265411 AMAQI
8th Aug 20265312 PMAQI
8th Aug 2026541 PMAQI
8th Aug 2026532 PMAQI
8th Aug 2026533 PMAQI
8th Aug 2026514 PMAQI
8th Aug 2026465 PMAQI
8th Aug 2026426 PMAQI
8th Aug 2026447 PMAQI
8th Aug 2026468 PMAQI
8th Aug 2026489 PMAQI
8th Aug 20264010 PMAQI
8th Aug 20264211 PMAQI
9th Aug 20264612 AMAQI
9th Aug 2026461 AMAQI
9th Aug 2026482 AMAQI
9th Aug 2026513 AMAQI
9th Aug 2026534 AMAQI
25°C21/31°C
9th Aug 2026535 AMAQI
5 AM9th Aug 2026526 AMAQI
9th Aug 2026487 AMAQI
9th Aug 2026468 AMAQI
9th Aug 2026469 AMAQI
9th Aug 20264610 AMAQI
9th Aug 20265011 AMAQI
9th Aug 20265112 PMAQI
12 PM9th Aug 2026511 PMAQI
9th Aug 2026522 PMAQI
9th Aug 2026523 PMAQI
9th Aug 2026524 PMAQI
9th Aug 2026485 PMAQI
9th Aug 2026526 PMAQI
9th Aug 2026527 PMAQI
9th Aug 2026518 PMAQI
8 PM9th Aug 2026499 PMAQI
9th Aug 20265110 PMAQI
9th Aug 20265211 PMAQI
12 AM
4 AM
25°C18/33°C
Day time
Avg. Highest Time
12 PM
55AQI
1 hours / Day
30 hours / Month
Avg. Lowest Time
6 PM
45AQI
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. 55), while the lowest AQI was between 6 PM to 6 PM (Avg. 45).
Night time
Avg. Highest Time
3 AM - 4 AM
62AQI
2 hours / Day
60 hours / Month
Avg. Lowest Time
1 AM - 2 AM
46AQI
2 hours / Day
60 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 3 AM to 4 AM (Avg. 62), while the lowest AQI was between 1 AM to 2 AM (Avg. 46).
2026 Days Vs Air Quality
Wilmington, Illinois, United States
2026
93%
201
7%
16
Total number of days with different AQI categories in last 221 days in 2026 (144 days remaining)
Good
201 DaysModerate
16 DaysPoor
0 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 93%
Health Risk Level:
Very Low
In 2026, 93% of 221 days were within WHO’s safe air quality limits. The risk of health issues is Very Low, but health impacts are still unclear.
Annual Air Quality Insights
Wilmington, 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
20AQI (US)
20AQI (US)
2nd January 2026
22AQI (US)
22AQI (US)
3rd January 2026
29AQI (US)
29AQI (US)
4th January 2026
26AQI (US)
26AQI (US)
5th January 2026
42AQI (US)
42AQI (US)
6th January 2026
57AQI (US)
57AQI (US)
7th January 2026
48AQI (US)
48AQI (US)
8th January 2026
40AQI (US)
40AQI (US)
9th January 2026
21AQI (US)
21AQI (US)
10th January 2026
26AQI (US)
26AQI (US)
11th January 2026
19AQI (US)
19AQI (US)
12th January 2026
18AQI (US)
18AQI (US)
13th January 2026
22AQI (US)
22AQI (US)
14th January 2026
16AQI (US)
16AQI (US)
15th January 2026
16AQI (US)
16AQI (US)
16th January 2026
17AQI (US)
17AQI (US)
17th January 2026
16AQI (US)
16AQI (US)
18th January 2026
13AQI (US)
13AQI (US)
19th January 2026
22AQI (US)
22AQI (US)
20th January 2026
24AQI (US)
24AQI (US)
21st January 2026
30AQI (US)
30AQI (US)
22nd January 2026
60AQI (US)
60AQI (US)
23rd January 2026
58AQI (US)
58AQI (US)
24th January 2026
48AQI (US)
48AQI (US)
25th January 2026
50AQI (US)
50AQI (US)
26th January 2026
47AQI (US)
47AQI (US)
27th January 2026
36AQI (US)
36AQI (US)
28th January 2026
42AQI (US)
42AQI (US)
29th January 2026
50AQI (US)
50AQI (US)
30th January 2026
58AQI (US)
58AQI (US)
31st January 2026
41AQI (US)
41AQI (US)
1st February 2026
45AQI (US)
45AQI (US)
2nd February 2026
50AQI (US)
50AQI (US)
3rd February 2026
47AQI (US)
47AQI (US)
4th February 2026
43AQI (US)
43AQI (US)
5th February 2026
51AQI (US)
51AQI (US)
6th February 2026
46AQI (US)
46AQI (US)
7th February 2026
39AQI (US)
39AQI (US)
8th February 2026
41AQI (US)
41AQI (US)
9th February 2026
47AQI (US)
47AQI (US)
10th February 2026
47AQI (US)
47AQI (US)
11th February 2026
38AQI (US)
38AQI (US)
12th February 2026
38AQI (US)
38AQI (US)
13th February 2026
48AQI (US)
48AQI (US)
14th February 2026
49AQI (US)
49AQI (US)
15th February 2026
47AQI (US)
47AQI (US)
16th February 2026
45AQI (US)
45AQI (US)
17th February 2026
47AQI (US)
47AQI (US)
18th February 2026
44AQI (US)
44AQI (US)
19th February 2026
43AQI (US)
43AQI (US)
20th February 2026
38AQI (US)
38AQI (US)
21st February 2026
35AQI (US)
35AQI (US)
22nd February 2026
36AQI (US)
36AQI (US)
23rd February 2026
38AQI (US)
38AQI (US)
24th February 2026
45AQI (US)
45AQI (US)
25th February 2026
43AQI (US)
43AQI (US)
26th February 2026
34AQI (US)
34AQI (US)
27th February 2026
34AQI (US)
34AQI (US)
28th February 2026
33AQI (US)
33AQI (US)
1st March 2026
39AQI (US)
39AQI (US)
2nd March 2026
56AQI (US)
56AQI (US)
3rd March 2026
43AQI (US)
43AQI (US)
4th March 2026
45AQI (US)
45AQI (US)
5th March 2026
43AQI (US)
43AQI (US)
6th March 2026
41AQI (US)
41AQI (US)
7th March 2026
37AQI (US)
37AQI (US)
8th March 2026
40AQI (US)
40AQI (US)
9th March 2026
36AQI (US)
36AQI (US)
10th March 2026
35AQI (US)
35AQI (US)
11th March 2026
41AQI (US)
41AQI (US)
12th March 2026
38AQI (US)
38AQI (US)
13th March 2026
40AQI (US)
40AQI (US)
14th March 2026
36AQI (US)
36AQI (US)
15th March 2026
30AQI (US)
30AQI (US)
16th March 2026
37AQI (US)
37AQI (US)
17th March 2026
34AQI (US)
34AQI (US)
18th March 2026
30AQI (US)
30AQI (US)
19th March 2026
39AQI (US)
39AQI (US)
20th March 2026
44AQI (US)
44AQI (US)
21st March 2026
40AQI (US)
40AQI (US)
22nd March 2026
34AQI (US)
34AQI (US)
23rd March 2026
40AQI (US)
40AQI (US)
24th March 2026
35AQI (US)
35AQI (US)
25th March 2026
32AQI (US)
32AQI (US)
26th March 2026
32AQI (US)
32AQI (US)
27th March 2026
29AQI (US)
29AQI (US)
28th March 2026
29AQI (US)
29AQI (US)
29th March 2026
29AQI (US)
29AQI (US)
30th March 2026
28AQI (US)
28AQI (US)
31st March 2026
26AQI (US)
26AQI (US)
1st April 2026
29AQI (US)
29AQI (US)
2nd April 2026
28AQI (US)
28AQI (US)
3rd April 2026
28AQI (US)
28AQI (US)
4th April 2026
31AQI (US)
31AQI (US)
5th April 2026
30AQI (US)
30AQI (US)
6th April 2026
31AQI (US)
31AQI (US)
7th April 2026
28AQI (US)
28AQI (US)
8th April 2026
38AQI (US)
38AQI (US)
9th April 2026
30AQI (US)
30AQI (US)
10th April 2026
33AQI (US)
33AQI (US)
11th April 2026
30AQI (US)
30AQI (US)
12th April 2026
29AQI (US)
29AQI (US)
13th April 2026
32AQI (US)
32AQI (US)
14th April 2026
32AQI (US)
32AQI (US)
15th April 2026
32AQI (US)
32AQI (US)
16th April 2026
29AQI (US)
29AQI (US)
17th April 2026
18th April 2026
28AQI (US)
28AQI (US)
19th April 2026
32AQI (US)
32AQI (US)
20th April 2026
28AQI (US)
28AQI (US)
21st April 2026
26AQI (US)
26AQI (US)
22nd April 2026
23rd April 2026
26AQI (US)
26AQI (US)
24th April 2026
27AQI (US)
27AQI (US)
25th April 2026
28AQI (US)
28AQI (US)
26th April 2026
33AQI (US)
33AQI (US)
27th April 2026
26AQI (US)
26AQI (US)
28th April 2026
25AQI (US)
25AQI (US)
29th April 2026
24AQI (US)
24AQI (US)
30th April 2026
27AQI (US)
27AQI (US)
1st May 2026
25AQI (US)
25AQI (US)
2nd May 2026
24AQI (US)
24AQI (US)
3rd May 2026
23AQI (US)
23AQI (US)
4th May 2026
35AQI (US)
35AQI (US)
5th May 2026
38AQI (US)
38AQI (US)
6th May 2026
28AQI (US)
28AQI (US)
7th May 2026
26AQI (US)
26AQI (US)
8th May 2026
34AQI (US)
34AQI (US)
9th May 2026
10th May 2026
30AQI (US)
30AQI (US)
11th May 2026
29AQI (US)
29AQI (US)
12th May 2026
29AQI (US)
29AQI (US)
13th May 2026
29AQI (US)
29AQI (US)
14th May 2026
25AQI (US)
25AQI (US)
15th May 2026
47AQI (US)
47AQI (US)
16th May 2026
52AQI (US)
52AQI (US)
17th May 2026
56AQI (US)
56AQI (US)
18th May 2026
57AQI (US)
57AQI (US)
19th May 2026
55AQI (US)
55AQI (US)
20th May 2026
50AQI (US)
50AQI (US)
21st May 2026
42AQI (US)
42AQI (US)
22nd May 2026
44AQI (US)
44AQI (US)
23rd May 2026
50AQI (US)
50AQI (US)
24th May 2026
46AQI (US)
46AQI (US)
25th May 2026
45AQI (US)
45AQI (US)
26th May 2026
31AQI (US)
31AQI (US)
27th May 2026
28AQI (US)
28AQI (US)
28th May 2026
16AQI (US)
16AQI (US)
29th May 2026
21AQI (US)
21AQI (US)
30th May 2026
27AQI (US)
27AQI (US)
31st May 2026
27AQI (US)
27AQI (US)
1st June 2026
31AQI (US)
31AQI (US)
2nd June 2026
22AQI (US)
22AQI (US)
3rd June 2026
23AQI (US)
23AQI (US)
4th June 2026
25AQI (US)
25AQI (US)
5th June 2026
32AQI (US)
32AQI (US)
6th June 2026
23AQI (US)
23AQI (US)
7th June 2026
25AQI (US)
25AQI (US)
8th June 2026
27AQI (US)
27AQI (US)
9th June 2026
24AQI (US)
24AQI (US)
10th June 2026
23AQI (US)
23AQI (US)
11th June 2026
25AQI (US)
25AQI (US)
12th June 2026
25AQI (US)
25AQI (US)
13th June 2026
22AQI (US)
22AQI (US)
14th June 2026
21AQI (US)
21AQI (US)
15th June 2026
24AQI (US)
24AQI (US)
16th June 2026
25AQI (US)
25AQI (US)
17th June 2026
25AQI (US)
25AQI (US)
18th June 2026
26AQI (US)
26AQI (US)
19th June 2026
22AQI (US)
22AQI (US)
20th June 2026
20AQI (US)
20AQI (US)
21st June 2026
26AQI (US)
26AQI (US)
22nd June 2026
22AQI (US)
22AQI (US)
23rd June 2026
18AQI (US)
18AQI (US)
24th June 2026
24AQI (US)
24AQI (US)
25th June 2026
24AQI (US)
24AQI (US)
26th June 2026
25AQI (US)
25AQI (US)
27th June 2026
32AQI (US)
32AQI (US)
28th June 2026
28AQI (US)
28AQI (US)
29th June 2026
28AQI (US)
28AQI (US)
30th June 2026
37AQI (US)
37AQI (US)
1st July 2026
32AQI (US)
32AQI (US)
2nd July 2026
25AQI (US)
25AQI (US)
3rd July 2026
24AQI (US)
24AQI (US)
4th July 2026
33AQI (US)
33AQI (US)
5th July 2026
48AQI (US)
48AQI (US)
6th July 2026
39AQI (US)
39AQI (US)
7th July 2026
37AQI (US)
37AQI (US)
8th July 2026
39AQI (US)
39AQI (US)
9th July 2026
29AQI (US)
29AQI (US)
10th July 2026
27AQI (US)
27AQI (US)
11th July 2026
40AQI (US)
40AQI (US)
12th July 2026
42AQI (US)
42AQI (US)
13th July 2026
43AQI (US)
43AQI (US)
14th July 2026
36AQI (US)
36AQI (US)
15th July 2026
51AQI (US)
51AQI (US)
16th July 2026
93AQI (US)
93AQI (US)
17th July 2026
85AQI (US)
85AQI (US)
18th July 2026
49AQI (US)
49AQI (US)
19th July 2026
80AQI (US)
80AQI (US)
20th July 2026
79AQI (US)
79AQI (US)
21st July 2026
50AQI (US)
50AQI (US)
22nd July 2026
33AQI (US)
33AQI (US)
23rd July 2026
43AQI (US)
43AQI (US)
24th July 2026
42AQI (US)
42AQI (US)
25th July 2026
45AQI (US)
45AQI (US)
26th July 2026
46AQI (US)
46AQI (US)
27th July 2026
46AQI (US)
46AQI (US)
28th July 2026
45AQI (US)
45AQI (US)
29th July 2026
35AQI (US)
35AQI (US)
30th July 2026
40AQI (US)
40AQI (US)
31st July 2026
43AQI (US)
43AQI (US)
1st August 2026
43AQI (US)
43AQI (US)
2nd August 2026
43AQI (US)
43AQI (US)
3rd August 2026
44AQI (US)
44AQI (US)
4th August 2026
46AQI (US)
46AQI (US)
5th August 2026
48AQI (US)
48AQI (US)
6th August 2026
51AQI (US)
51AQI (US)
7th August 2026
47AQI (US)
47AQI (US)
8th August 2026
47AQI (US)
47AQI (US)
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
33AQI (US)
43AQI (US)
37AQI (US)
29AQI (US)
36AQI (US)
25AQI (US)
45AQI (US)
46AQI (US)
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202636AQI (US)
27
4
27
1
30
1
28
26
4
30
26
5
7
1
201
16
Highest AQI (US) recorded in
August46AQI (US)
Lowest AQI (US) recorded in
June25AQI (US)
202539AQI (US)
5
29
1
31
16
14
19
12
20
10
1
20
10
27
4
26
4
21
10
214
65
1
Highest AQI (US) recorded in
June51AQI (US)
Lowest AQI (US) recorded in
May28AQI (US)
Most & Least Polluted Years Over the Last 2 Years
Most Polluted Year Recorded
2025(Avg.)
39AQI (US)Least Polluted Year Recorded
2026(Avg.)
36AQI (US)Wilmington's annual 2026 AQI (US) (36) shows an average percentage change of -7.6% (improved AQI (US)) compared to previous years: 2025 (39).
