Champaign, 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
Champaign, Illinois, United States
2025
2026
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
1st Aug 2025
109AQILowest AQI recorded on
21st Aug 2025
20AQISame Day Analysis (1st August):
On this day, AQI across the 2 years varied significantly: 2026 ranks 2nd highest AQI at 40 of Good air quality, showing improvement over 2025 on the same day.
Day & Night AQI Trend: 1st Aug - 2nd Aug 2026
Champaign, Illinois, United States
AQI
Day
Night
.
5 AM1st Aug 2026
8 PM
4 AM2nd Aug 2026
Day time
Avg. Highest Time
8PM1st Aug
51AQI
Avg. Lowest Time
3PM1st Aug
23AQI
Night time
Avg. Highest Time
12AM2nd Aug
43AQI
Avg. Lowest Time
9PM1st Aug
28AQI
In the last 24 hours,
Champaign's AQI reached its highest point of 51 at 8 PM during the Day, while the lowest point, 23, was recorded at 3 PM during the Day between 1st Aug and 2nd Aug 2026.
Day & Night AQI Trend : Jul - Aug 2026
Champaign, Illinois, United States
JulAug
04th - 05th05th - 06th06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 31st31st - 01st01st - 02nd02nd
Day
Night
4th Jul 2026275 AMAQI
4th Jul 2026276 AMAQI
4th Jul 2026267 AMAQI
4th Jul 2026248 AMAQI
4th Jul 2026279 AMAQI
4th Jul 20262910 AMAQI
4th Jul 20262811 AMAQI
4th Jul 20262512 PMAQI
4th Jul 2026241 PMAQI
4th Jul 2026242 PMAQI
4th Jul 2026253 PMAQI
4th Jul 2026274 PMAQI
4th Jul 2026245 PMAQI
4th Jul 2026246 PMAQI
4th Jul 2026197 PMAQI
4th Jul 2026258 PMAQI
4th Jul 2026219 PMAQI
4th Jul 20264910 PMAQI
4th Jul 202614411 PMAQI
5th Jul 20268412 AMAQI
5th Jul 2026881 AMAQI
5th Jul 2026482 AMAQI
5th Jul 2026483 AMAQI
5th Jul 20261044 AMAQI
26°C21/34°C
5th Jul 2026445 AMAQI
5th Jul 2026236 AMAQI
5th Jul 2026257 AMAQI
5th Jul 2026238 AMAQI
5th Jul 2026299 AMAQI
5th Jul 20262810 AMAQI
5th Jul 20263611 AMAQI
5th Jul 20263712 PMAQI
5th Jul 2026261 PMAQI
5th Jul 2026242 PMAQI
5th Jul 2026273 PMAQI
5th Jul 2026264 PMAQI
5th Jul 2026265 PMAQI
5th Jul 2026276 PMAQI
5th Jul 2026217 PMAQI
5th Jul 2026238 PMAQI
5th Jul 2026189 PMAQI
5th Jul 20262410 PMAQI
5th Jul 20263811 PMAQI
6th Jul 20262912 AMAQI
6th Jul 2026251 AMAQI
6th Jul 2026222 AMAQI
6th Jul 2026203 AMAQI
6th Jul 2026194 AMAQI
24°C21/29°C
6th Jul 2026185 AMAQI
6th Jul 2026346 AMAQI
6th Jul 2026347 AMAQI
6th Jul 2026238 AMAQI
6th Jul 2026239 AMAQI
6th Jul 20263110 AMAQI
6th Jul 20263011 AMAQI
6th Jul 20262512 PMAQI
6th Jul 2026231 PMAQI
6th Jul 2026252 PMAQI
6th Jul 2026323 PMAQI
6th Jul 2026304 PMAQI
6th Jul 2026295 PMAQI
6th Jul 2026266 PMAQI
6th Jul 2026267 PMAQI
6th Jul 2026218 PMAQI
6th Jul 2026219 PMAQI
6th Jul 20262510 PMAQI
6th Jul 20262411 PMAQI
7th Jul 20262712 AMAQI
7th Jul 2026251 AMAQI
7th Jul 2026272 AMAQI
7th Jul 2026313 AMAQI
7th Jul 2026284 AMAQI
24°C19/29°C
7th Jul 2026285 AMAQI
7th Jul 2026296 AMAQI
7th Jul 2026297 AMAQI
7th Jul 2026298 AMAQI
7th Jul 2026279 AMAQI
7th Jul 20262510 AMAQI
7th Jul 20262511 AMAQI
7th Jul 20262912 PMAQI
7th Jul 2026251 PMAQI
7th Jul 2026252 PMAQI
7th Jul 2026253 PMAQI
7th Jul 2026294 PMAQI
7th Jul 2026305 PMAQI
7th Jul 2026296 PMAQI
7th Jul 2026297 PMAQI
7th Jul 2026258 PMAQI
7th Jul 2026259 PMAQI
7th Jul 20262510 PMAQI
7th Jul 20262911 PMAQI
8th Jul 20265012 AMAQI
8th Jul 2026381 AMAQI
8th Jul 2026422 AMAQI
8th Jul 2026383 AMAQI
8th Jul 2026354 AMAQI
25°C20/32°C
8th Jul 2026505 AMAQI
8th Jul 2026426 AMAQI
8th Jul 2026467 AMAQI
8th Jul 2026428 AMAQI
8th Jul 2026349 AMAQI
8th Jul 20263310 AMAQI
8th Jul 20263311 AMAQI
8th Jul 20262912 PMAQI
8th Jul 2026291 PMAQI
8th Jul 2026292 PMAQI
8th Jul 2026293 PMAQI
8th Jul 2026334 PMAQI
8th Jul 2026335 PMAQI
8th Jul 2026336 PMAQI
8th Jul 2026337 PMAQI
8th Jul 2026338 PMAQI
8th Jul 2026389 PMAQI
8th Jul 20264210 PMAQI
8th Jul 20265211 PMAQI
9th Jul 20266312 AMAQI
9th Jul 2026581 AMAQI
9th Jul 2026602 AMAQI
9th Jul 2026283 AMAQI
9th Jul 2026554 AMAQI
26°C18/33°C
9th Jul 2026785 AMAQI
9th Jul 2026546 AMAQI
9th Jul 2026407 AMAQI
9th Jul 2026288 AMAQI
9th Jul 2026339 AMAQI
9th Jul 20263510 AMAQI
9th Jul 20263111 AMAQI
9th Jul 20262912 PMAQI
9th Jul 2026291 PMAQI
9th Jul 2026292 PMAQI
9th Jul 2026343 PMAQI
9th Jul 2026424 PMAQI
9th Jul 2026385 PMAQI
9th Jul 2026426 PMAQI
9th Jul 2026297 PMAQI
9th Jul 2026388 PMAQI
9th Jul 2026389 PMAQI
9th Jul 20263710 PMAQI
9th Jul 20262711 PMAQI
10th Jul 20262512 AMAQI
10th Jul 2026241 AMAQI
10th Jul 2026172 AMAQI
10th Jul 2026323 AMAQI
10th Jul 2026264 AMAQI
26°C21/34°C
10th Jul 2026215 AMAQI
10th Jul 2026276 AMAQI
10th Jul 2026257 AMAQI
10th Jul 2026258 AMAQI
10th Jul 2026279 AMAQI
10th Jul 20263410 AMAQI
10th Jul 20263811 AMAQI
10th Jul 20263712 PMAQI
10th Jul 2026301 PMAQI
10th Jul 2026332 PMAQI
10th Jul 2026333 PMAQI
10th Jul 2026334 PMAQI
10th Jul 2026295 PMAQI
10th Jul 2026286 PMAQI
10th Jul 2026257 PMAQI
10th Jul 2026328 PMAQI
10th Jul 2026269 PMAQI
10th Jul 20261210 PMAQI
10th Jul 20261211 PMAQI
11th Jul 20261712 AMAQI
11th Jul 2026211 AMAQI
11th Jul 2026232 AMAQI
11th Jul 2026253 AMAQI
11th Jul 2026254 AMAQI
26°C20/33°C
11th Jul 2026255 AMAQI
11th Jul 2026256 AMAQI
11th Jul 2026287 AMAQI
11th Jul 2026258 AMAQI
11th Jul 2026299 AMAQI
11th Jul 20261710 AMAQI
11th Jul 20262311 AMAQI
11th Jul 20262312 PMAQI
11th Jul 2026131 PMAQI
11th Jul 2026232 PMAQI
11th Jul 2026213 PMAQI
11th Jul 2026214 PMAQI
11th Jul 2026225 PMAQI
11th Jul 2026246 PMAQI
11th Jul 2026267 PMAQI
11th Jul 2026218 PMAQI
11th Jul 2026259 PMAQI
11th Jul 20261710 PMAQI
11th Jul 20262511 PMAQI
12th Jul 20261712 AMAQI
12th Jul 2026181 AMAQI
12th Jul 2026222 AMAQI
12th Jul 2026313 AMAQI
12th Jul 2026314 AMAQI
24°C21/30°C
12th Jul 2026295 AMAQI
12th Jul 2026306 AMAQI
12th Jul 2026307 AMAQI
12th Jul 2026328 AMAQI
12th Jul 2026319 AMAQI
12th Jul 20263310 AMAQI
12th Jul 20263311 AMAQI
12th Jul 20263312 PMAQI
12th Jul 2026331 PMAQI
12th Jul 2026352 PMAQI
12th Jul 2026343 PMAQI
12th Jul 2026334 PMAQI
12th Jul 2026345 PMAQI
12th Jul 2026336 PMAQI
12th Jul 2026327 PMAQI
12th Jul 2026368 PMAQI
12th Jul 2026339 PMAQI
12th Jul 20263610 PMAQI
12th Jul 20263811 PMAQI
13th Jul 20264212 AMAQI
13th Jul 2026421 AMAQI
13th Jul 2026332 AMAQI
13th Jul 2026363 AMAQI
13th Jul 2026384 AMAQI
25°C19/31°C
13th Jul 2026375 AMAQI
13th Jul 2026396 AMAQI
13th Jul 2026387 AMAQI
13th Jul 2026348 AMAQI
13th Jul 2026379 AMAQI
13th Jul 20263810 AMAQI
13th Jul 20263311 AMAQI
13th Jul 20263812 PMAQI
13th Jul 2026331 PMAQI
13th Jul 2026302 PMAQI
13th Jul 2026333 PMAQI
13th Jul 2026324 PMAQI
13th Jul 2026325 PMAQI
13th Jul 2026386 PMAQI
13th Jul 2026357 PMAQI
13th Jul 2026368 PMAQI
13th Jul 2026349 PMAQI
13th Jul 20265410 PMAQI
13th Jul 20265811 PMAQI
14th Jul 20265812 AMAQI
14th Jul 2026401 AMAQI
14th Jul 2026362 AMAQI
14th Jul 2026493 AMAQI
14th Jul 2026414 AMAQI
25°C18/32°C
14th Jul 2026325 AMAQI
14th Jul 2026326 AMAQI
14th Jul 2026417 AMAQI
14th Jul 2026438 AMAQI
14th Jul 2026459 AMAQI
14th Jul 20263710 AMAQI
14th Jul 20263711 AMAQI
14th Jul 20263412 PMAQI
14th Jul 2026331 PMAQI
14th Jul 2026292 PMAQI
14th Jul 2026323 PMAQI
14th Jul 2026274 PMAQI
14th Jul 2026325 PMAQI
14th Jul 2026316 PMAQI
14th Jul 2026307 PMAQI
14th Jul 2026328 PMAQI
14th Jul 2026279 PMAQI
14th Jul 20263210 PMAQI
14th Jul 20262211 PMAQI
15th Jul 20262212 AMAQI
15th Jul 2026581 AMAQI
15th Jul 2026382 AMAQI
15th Jul 2026403 AMAQI
15th Jul 2026434 AMAQI
26°C19/33°C
15th Jul 2026395 AMAQI
15th Jul 2026396 AMAQI
15th Jul 2026387 AMAQI
15th Jul 2026438 AMAQI
15th Jul 2026419 AMAQI
15th Jul 20264510 AMAQI
15th Jul 20263111 AMAQI
15th Jul 20263412 PMAQI
15th Jul 2026311 PMAQI
15th Jul 2026312 PMAQI
15th Jul 2026413 PMAQI
15th Jul 2026384 PMAQI
15th Jul 2026365 PMAQI
15th Jul 2026366 PMAQI
15th Jul 2026357 PMAQI
15th Jul 2026348 PMAQI
15th Jul 2026349 PMAQI
15th Jul 20263310 PMAQI
15th Jul 20263211 PMAQI
16th Jul 20263212 AMAQI
16th Jul 2026251 AMAQI
16th Jul 2026252 AMAQI
16th Jul 2026293 AMAQI
16th Jul 2026314 AMAQI
27°C20/35°C
16th Jul 2026435 AMAQI
16th Jul 2026416 AMAQI
16th Jul 2026307 AMAQI
16th Jul 2026298 AMAQI
16th Jul 2026319 AMAQI
16th Jul 20263010 AMAQI
16th Jul 20263111 AMAQI
16th Jul 20263212 PMAQI
16th Jul 2026291 PMAQI
16th Jul 2026312 PMAQI
16th Jul 2026313 PMAQI
16th Jul 2026294 PMAQI
16th Jul 2026295 PMAQI
16th Jul 2026276 PMAQI
16th Jul 2026277 PMAQI
16th Jul 2026308 PMAQI
16th Jul 2026299 PMAQI
16th Jul 20263110 PMAQI
16th Jul 20263211 PMAQI
17th Jul 20262612 AMAQI
17th Jul 2026251 AMAQI
17th Jul 2026282 AMAQI
17th Jul 2026313 AMAQI
17th Jul 2026534 AMAQI
28°C20/35°C
17th Jul 2026635 AMAQI
17th Jul 2026576 AMAQI
17th Jul 2026577 AMAQI
17th Jul 2026628 AMAQI
17th Jul 2026589 AMAQI
17th Jul 20265410 AMAQI
17th Jul 20265311 AMAQI
17th Jul 20264512 PMAQI
17th Jul 2026431 PMAQI
17th Jul 2026432 PMAQI
17th Jul 2026473 PMAQI
17th Jul 2026454 PMAQI
17th Jul 2026435 PMAQI
17th Jul 2026446 PMAQI
17th Jul 2026457 PMAQI
17th Jul 2026438 PMAQI
17th Jul 2026449 PMAQI
17th Jul 20263910 PMAQI
17th Jul 20264011 PMAQI
18th Jul 20263912 AMAQI
18th Jul 2026421 AMAQI
18th Jul 2026432 AMAQI
18th Jul 2026453 AMAQI
18th Jul 2026404 AMAQI
28°C23/33°C
18th Jul 2026435 AMAQI
18th Jul 2026416 AMAQI
18th Jul 2026387 AMAQI
18th Jul 2026418 AMAQI
18th Jul 2026429 AMAQI
18th Jul 20264210 AMAQI
18th Jul 20264211 AMAQI
18th Jul 20264312 PMAQI
18th Jul 2026411 PMAQI
18th Jul 2026422 PMAQI
18th Jul 2026443 PMAQI
18th Jul 2026434 PMAQI
18th Jul 2026455 PMAQI
18th Jul 2026426 PMAQI
18th Jul 2026347 PMAQI
18th Jul 2026508 PMAQI
18th Jul 2026669 PMAQI
18th Jul 20267210 PMAQI
18th Jul 20265911 PMAQI
19th Jul 20265912 AMAQI
19th Jul 2026541 AMAQI
19th Jul 2026572 AMAQI
19th Jul 2026573 AMAQI
19th Jul 2026514 AMAQI
27°C23/34°C
19th Jul 2026745 AMAQI
19th Jul 2026726 AMAQI
19th Jul 2026757 AMAQI
19th Jul 2026768 AMAQI
19th Jul 2026779 AMAQI
19th Jul 20267410 AMAQI
19th Jul 20268411 AMAQI
19th Jul 20268012 PMAQI
19th Jul 2026771 PMAQI
19th Jul 2026762 PMAQI
19th Jul 2026783 PMAQI
19th Jul 2026804 PMAQI
19th Jul 2026765 PMAQI
19th Jul 2026766 PMAQI
19th Jul 2026807 PMAQI
19th Jul 2026818 PMAQI
19th Jul 2026739 PMAQI
19th Jul 20267410 PMAQI
19th Jul 20266511 PMAQI
20th Jul 20267112 AMAQI
20th Jul 2026701 AMAQI
20th Jul 2026772 AMAQI
20th Jul 2026803 AMAQI
20th Jul 2026714 AMAQI
25°C21/31°C
20th Jul 2026765 AMAQI
20th Jul 2026766 AMAQI
20th Jul 2026837 AMAQI
20th Jul 2026948 AMAQI
20th Jul 2026799 AMAQI
20th Jul 20268610 AMAQI
20th Jul 20267811 AMAQI
20th Jul 20267212 PMAQI
20th Jul 2026641 PMAQI
20th Jul 2026682 PMAQI
20th Jul 2026733 PMAQI
20th Jul 2026724 PMAQI
20th Jul 2026735 PMAQI
20th Jul 2026806 PMAQI
20th Jul 2026817 PMAQI
20th Jul 2026818 PMAQI
20th Jul 2026719 PMAQI
20th Jul 20266011 PMAQI
21st Jul 20266912 AMAQI
21st Jul 2026631 AMAQI
21st Jul 2026612 AMAQI
21st Jul 2026663 AMAQI
21st Jul 2026734 AMAQI
25°C18/32°C
21st Jul 2026695 AMAQI
21st Jul 2026726 AMAQI
21st Jul 2026717 AMAQI
21st Jul 2026708 AMAQI
21st Jul 2026629 AMAQI
21st Jul 20265210 AMAQI
21st Jul 20264511 AMAQI
21st Jul 20264712 PMAQI
21st Jul 2026451 PMAQI
21st Jul 2026512 PMAQI
21st Jul 2026533 PMAQI
21st Jul 2026564 PMAQI
21st Jul 2026575 PMAQI
21st Jul 2026566 PMAQI
21st Jul 2026537 PMAQI
21st Jul 2026528 PMAQI
21st Jul 2026489 PMAQI
21st Jul 20264510 PMAQI
21st Jul 20264311 PMAQI
22nd Jul 20263912 AMAQI
22nd Jul 2026401 AMAQI
22nd Jul 2026422 AMAQI
22nd Jul 2026403 AMAQI
22nd Jul 2026404 AMAQI
26°C21/33°C
22nd Jul 2026455 AMAQI
22nd Jul 2026336 AMAQI
22nd Jul 2026317 AMAQI
22nd Jul 2026288 AMAQI
22nd Jul 2026429 AMAQI
22nd Jul 20265010 AMAQI
22nd Jul 20265011 AMAQI
22nd Jul 20264612 PMAQI
22nd Jul 2026501 PMAQI
22nd Jul 2026362 PMAQI
22nd Jul 2026503 PMAQI
22nd Jul 2026424 PMAQI
22nd Jul 2026455 PMAQI
22nd Jul 2026476 PMAQI
22nd Jul 2026437 PMAQI
22nd Jul 2026338 PMAQI
22nd Jul 2026299 PMAQI
22nd Jul 20263910 PMAQI
22nd Jul 20263811 PMAQI
23rd Jul 20263312 AMAQI
23rd Jul 2026311 AMAQI
23rd Jul 2026342 AMAQI
23rd Jul 2026393 AMAQI
23rd Jul 2026314 AMAQI
21°C16/27°C
23rd Jul 2026355 AMAQI
23rd Jul 2026476 AMAQI
23rd Jul 2026417 AMAQI
23rd Jul 2026428 AMAQI
23rd Jul 2026389 AMAQI
23rd Jul 20264610 AMAQI
23rd Jul 20264511 AMAQI
23rd Jul 20263812 PMAQI
23rd Jul 2026531 PMAQI
23rd Jul 2026462 PMAQI
23rd Jul 2026473 PMAQI
23rd Jul 2026294 PMAQI
23rd Jul 2026425 PMAQI
23rd Jul 2026226 PMAQI
23rd Jul 2026427 PMAQI
23rd Jul 2026338 PMAQI
23rd Jul 2026299 PMAQI
23rd Jul 20262110 PMAQI
23rd Jul 20263111 PMAQI
24th Jul 20264612 AMAQI
24th Jul 2026501 AMAQI
24th Jul 2026332 AMAQI
24th Jul 2026313 AMAQI
24th Jul 2026424 AMAQI
19°C12/27°C
24th Jul 2026525 AMAQI
24th Jul 2026386 AMAQI
24th Jul 2026347 AMAQI
24th Jul 2026388 AMAQI
24th Jul 2026409 AMAQI
24th Jul 20265210 AMAQI
24th Jul 20264211 AMAQI
24th Jul 20264212 PMAQI
24th Jul 2026491 PMAQI
24th Jul 2026702 PMAQI
24th Jul 2026503 PMAQI
24th Jul 2026344 PMAQI
24th Jul 2026335 PMAQI
24th Jul 2026466 PMAQI
24th Jul 2026277 PMAQI
24th Jul 2026248 PMAQI
24th Jul 2026499 PMAQI
24th Jul 20262910 PMAQI
24th Jul 20264111 PMAQI
25th Jul 20264212 AMAQI
25th Jul 2026531 AMAQI
25th Jul 2026422 AMAQI
25th Jul 2026443 AMAQI
25th Jul 2026504 AMAQI
21°C14/29°C
25th Jul 2026535 AMAQI
25th Jul 2026396 AMAQI
25th Jul 2026557 AMAQI
25th Jul 2026558 AMAQI
25th Jul 2026539 AMAQI
25th Jul 20263810 AMAQI
25th Jul 20263711 AMAQI
25th Jul 20264312 PMAQI
25th Jul 2026501 PMAQI
25th Jul 2026492 PMAQI
25th Jul 2026533 PMAQI
25th Jul 2026504 PMAQI
25th Jul 2026475 PMAQI
25th Jul 2026506 PMAQI
25th Jul 2026517 PMAQI
25th Jul 2026508 PMAQI
25th Jul 2026509 PMAQI
25th Jul 20264710 PMAQI
25th Jul 20264811 PMAQI
26th Jul 20264912 AMAQI
26th Jul 2026511 AMAQI
26th Jul 2026512 AMAQI
26th Jul 2026533 AMAQI
26th Jul 2026524 AMAQI
21°C18/25°C
26th Jul 2026535 AMAQI
26th Jul 2026526 AMAQI
26th Jul 2026517 AMAQI
26th Jul 2026508 AMAQI
26th Jul 2026489 AMAQI
26th Jul 20264510 AMAQI
26th Jul 20264211 AMAQI
26th Jul 20264112 PMAQI
26th Jul 2026471 PMAQI
26th Jul 2026472 PMAQI
26th Jul 2026503 PMAQI
26th Jul 2026554 PMAQI
26th Jul 2026555 PMAQI
26th Jul 2026626 PMAQI
26th Jul 2026607 PMAQI
26th Jul 2026698 PMAQI
26th Jul 2026679 PMAQI
26th Jul 20266510 PMAQI
26th Jul 20266311 PMAQI
27th Jul 20266112 AMAQI
27th Jul 2026601 AMAQI
27th Jul 2026592 AMAQI
27th Jul 2026583 AMAQI
27th Jul 2026594 AMAQI
25°C21/33°C
27th Jul 2026595 AMAQI
27th Jul 2026576 AMAQI
27th Jul 2026567 AMAQI
27th Jul 2026538 AMAQI
27th Jul 2026489 AMAQI
27th Jul 20264210 AMAQI
27th Jul 20265111 AMAQI
27th Jul 20264912 PMAQI
27th Jul 2026431 PMAQI
27th Jul 2026452 PMAQI
27th Jul 2026513 PMAQI
27th Jul 2026534 PMAQI
27th Jul 2026545 PMAQI
27th Jul 2026556 PMAQI
27th Jul 2026567 PMAQI
27th Jul 2026568 PMAQI
27th Jul 2026519 PMAQI
27th Jul 20265410 PMAQI
27th Jul 20265411 PMAQI
28th Jul 20265212 AMAQI
28th Jul 2026531 AMAQI
28th Jul 2026502 AMAQI
28th Jul 2026433 AMAQI
28th Jul 2026444 AMAQI
28°C21/37°C
28th Jul 2026485 AMAQI
28th Jul 2026476 AMAQI
28th Jul 2026487 AMAQI
28th Jul 2026518 AMAQI
28th Jul 2026519 AMAQI
28th Jul 20264610 AMAQI
28th Jul 20264711 AMAQI
28th Jul 20264612 PMAQI
28th Jul 2026431 PMAQI
28th Jul 2026512 PMAQI
28th Jul 2026513 PMAQI
28th Jul 2026494 PMAQI
28th Jul 2026415 PMAQI
28th Jul 2026476 PMAQI
28th Jul 2026487 PMAQI
28th Jul 2026508 PMAQI
28th Jul 2026539 PMAQI
28th Jul 20265410 PMAQI
28th Jul 20265411 PMAQI
29th Jul 20264712 AMAQI
29th Jul 2026521 AMAQI
29th Jul 2026502 AMAQI
29th Jul 2026493 AMAQI
29th Jul 2026474 AMAQI
26°C20/31°C
29th Jul 2026475 AMAQI
29th Jul 2026426 AMAQI
29th Jul 2026427 AMAQI
29th Jul 2026258 AMAQI
29th Jul 2026339 AMAQI
29th Jul 20263910 AMAQI
29th Jul 20264111 AMAQI
29th Jul 20263012 PMAQI
29th Jul 2026381 PMAQI
29th Jul 2026462 PMAQI
29th Jul 2026323 PMAQI
29th Jul 2026354 PMAQI
29th Jul 2026355 PMAQI
29th Jul 2026386 PMAQI
29th Jul 2026267 PMAQI
29th Jul 2026228 PMAQI
29th Jul 2026529 PMAQI
29th Jul 20264410 PMAQI
29th Jul 20263111 PMAQI
30th Jul 20264112 AMAQI
30th Jul 2026361 AMAQI
30th Jul 2026342 AMAQI
30th Jul 2026443 AMAQI
30th Jul 2026474 AMAQI
23°C14/31°C
30th Jul 2026415 AMAQI
30th Jul 2026296 AMAQI
30th Jul 2026377 AMAQI
30th Jul 2026468 AMAQI
30th Jul 2026429 AMAQI
30th Jul 20263910 AMAQI
30th Jul 20264611 AMAQI
30th Jul 20263712 PMAQI
30th Jul 2026271 PMAQI
30th Jul 2026352 PMAQI
30th Jul 2026363 PMAQI
30th Jul 2026394 PMAQI
30th Jul 2026425 PMAQI
30th Jul 2026336 PMAQI
30th Jul 2026307 PMAQI
30th Jul 2026358 PMAQI
30th Jul 2026429 PMAQI
30th Jul 20263110 PMAQI
30th Jul 20264811 PMAQI
31st Jul 20264112 AMAQI
31st Jul 2026421 AMAQI
31st Jul 2026382 AMAQI
31st Jul 2026393 AMAQI
31st Jul 2026394 AMAQI
24°C15/31°C
31st Jul 2026565 AMAQI
31st Jul 2026296 AMAQI
31st Jul 2026547 AMAQI
31st Jul 2026528 AMAQI
31st Jul 2026369 AMAQI
31st Jul 20263710 AMAQI
31st Jul 20262811 AMAQI
31st Jul 20262512 PMAQI
31st Jul 2026341 PMAQI
31st Jul 2026222 PMAQI
31st Jul 2026393 PMAQI
31st Jul 2026404 PMAQI
31st Jul 2026455 PMAQI
31st Jul 2026366 PMAQI
31st Jul 2026437 PMAQI
31st Jul 2026398 PMAQI
31st Jul 2026439 PMAQI
31st Jul 20264110 PMAQI
31st Jul 20264511 PMAQI
1st Aug 20264312 AMAQI
1st Aug 2026411 AMAQI
1st Aug 2026412 AMAQI
1st Aug 2026453 AMAQI
1st Aug 2026444 AMAQI
23°C17/30°C
1st Aug 2026445 AMAQI
1st Aug 2026446 AMAQI
1st Aug 2026327 AMAQI
1st Aug 2026388 AMAQI
1st Aug 2026329 AMAQI
1st Aug 20263410 AMAQI
1st Aug 20264211 AMAQI
1st Aug 20264412 PMAQI
1st Aug 2026461 PMAQI
1st Aug 2026462 PMAQI
1st Aug 2026233 PMAQI
1st Aug 2026424 PMAQI
1st Aug 2026435 PMAQI
1st Aug 2026386 PMAQI
1st Aug 2026357 PMAQI
1st Aug 2026518 PMAQI
1st Aug 2026289 PMAQI
1st Aug 20264110 PMAQI
1st Aug 20263711 PMAQI
2nd Aug 20264312 AMAQI
2nd Aug 2026411 AMAQI
2nd Aug 2026412 AMAQI
2nd Aug 2026413 AMAQI
2nd Aug 2026434 AMAQI
22°C21/24°C
2nd Aug 2026445 AMAQI
5 AM2nd Aug 2026426 AMAQI
2nd Aug 2026417 AMAQI
2nd Aug 2026438 AMAQI
2nd Aug 2026459 AMAQI
2nd Aug 20264710 AMAQI
2nd Aug 20264611 AMAQI
2nd Aug 20264712 PMAQI
12 PM2nd Aug 2026491 PMAQI
2nd Aug 2026492 PMAQI
2nd Aug 2026513 PMAQI
2nd Aug 2026504 PMAQI
2nd Aug 2026495 PMAQI
2nd Aug 2026496 PMAQI
2nd Aug 2026497 PMAQI
2nd Aug 2026478 PMAQI
8 PM2nd Aug 2026499 PMAQI
2nd Aug 20264810 PMAQI
2nd Aug 20264711 PMAQI
12 AM
4 AM
22°C19/28°C
Day time
Avg. Highest Time
5 AM
46AQI
1 hours / Day
30 hours / Month
Avg. Lowest Time
12 PM - 8 PM
40AQI
9 hours / Day
270 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 5 AM to 5 AM (Avg. 46), while the lowest AQI was between 12 PM to 8 PM (Avg. 40).
Night time
Avg. Highest Time
12 AM - 1 AM
45AQI
2 hours / Day
60 hours / Month
Avg. Lowest Time
2 AM - 3 AM
41AQI
2 hours / Day
60 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 1 AM (Avg. 45), while the lowest AQI was between 2 AM to 3 AM (Avg. 41).
2026 Days Vs Air Quality
Champaign, Illinois, United States
2026
92%
193
8%
17
Total number of days with different AQI categories in last 214 days in 2026 (151 days remaining)
Good
193 DaysModerate
17 DaysPoor
0 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 92%
Health Risk Level:
Very Low
In 2026, 92% of 214 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
Champaign, 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
21AQI (US)
21AQI (US)
2nd January 2026
22AQI (US)
22AQI (US)
3rd January 2026
36AQI (US)
36AQI (US)
4th January 2026
40AQI (US)
40AQI (US)
5th January 2026
42AQI (US)
42AQI (US)
6th January 2026
49AQI (US)
49AQI (US)
7th January 2026
54AQI (US)
54AQI (US)
8th January 2026
44AQI (US)
44AQI (US)
9th January 2026
20AQI (US)
20AQI (US)
10th January 2026
23AQI (US)
23AQI (US)
11th January 2026
18AQI (US)
18AQI (US)
12th January 2026
24AQI (US)
24AQI (US)
13th January 2026
27AQI (US)
27AQI (US)
14th January 2026
12AQI (US)
12AQI (US)
15th January 2026
8AQI (US)
8AQI (US)
16th January 2026
15AQI (US)
15AQI (US)
17th January 2026
11AQI (US)
11AQI (US)
18th January 2026
14AQI (US)
14AQI (US)
19th January 2026
12AQI (US)
12AQI (US)
20th January 2026
13AQI (US)
13AQI (US)
21st January 2026
29AQI (US)
29AQI (US)
22nd January 2026
58AQI (US)
58AQI (US)
23rd January 2026
58AQI (US)
58AQI (US)
24th January 2026
50AQI (US)
50AQI (US)
25th January 2026
52AQI (US)
52AQI (US)
26th January 2026
49AQI (US)
49AQI (US)
27th January 2026
37AQI (US)
37AQI (US)
28th January 2026
45AQI (US)
45AQI (US)
29th January 2026
58AQI (US)
58AQI (US)
30th January 2026
64AQI (US)
64AQI (US)
31st January 2026
43AQI (US)
43AQI (US)
1st February 2026
47AQI (US)
47AQI (US)
2nd February 2026
52AQI (US)
52AQI (US)
3rd February 2026
49AQI (US)
49AQI (US)
4th February 2026
45AQI (US)
45AQI (US)
5th February 2026
50AQI (US)
50AQI (US)
6th February 2026
44AQI (US)
44AQI (US)
7th February 2026
41AQI (US)
41AQI (US)
8th February 2026
43AQI (US)
43AQI (US)
9th February 2026
48AQI (US)
48AQI (US)
10th February 2026
45AQI (US)
45AQI (US)
11th February 2026
39AQI (US)
39AQI (US)
12th February 2026
39AQI (US)
39AQI (US)
13th February 2026
48AQI (US)
48AQI (US)
14th February 2026
48AQI (US)
48AQI (US)
15th February 2026
41AQI (US)
41AQI (US)
16th February 2026
45AQI (US)
45AQI (US)
17th February 2026
44AQI (US)
44AQI (US)
18th February 2026
41AQI (US)
41AQI (US)
19th February 2026
42AQI (US)
42AQI (US)
20th February 2026
39AQI (US)
39AQI (US)
21st February 2026
36AQI (US)
36AQI (US)
22nd February 2026
37AQI (US)
37AQI (US)
23rd February 2026
39AQI (US)
39AQI (US)
24th February 2026
45AQI (US)
45AQI (US)
25th February 2026
45AQI (US)
45AQI (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
38AQI (US)
38AQI (US)
2nd March 2026
55AQI (US)
55AQI (US)
3rd March 2026
42AQI (US)
42AQI (US)
4th March 2026
45AQI (US)
45AQI (US)
5th March 2026
37AQI (US)
37AQI (US)
6th March 2026
30AQI (US)
30AQI (US)
7th March 2026
36AQI (US)
36AQI (US)
8th March 2026
38AQI (US)
38AQI (US)
9th March 2026
36AQI (US)
36AQI (US)
10th March 2026
32AQI (US)
32AQI (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
34AQI (US)
34AQI (US)
15th March 2026
32AQI (US)
32AQI (US)
16th March 2026
36AQI (US)
36AQI (US)
17th March 2026
34AQI (US)
34AQI (US)
18th March 2026
31AQI (US)
31AQI (US)
19th March 2026
34AQI (US)
34AQI (US)
20th March 2026
42AQI (US)
42AQI (US)
21st March 2026
36AQI (US)
36AQI (US)
22nd March 2026
33AQI (US)
33AQI (US)
23rd March 2026
40AQI (US)
40AQI (US)
24th March 2026
36AQI (US)
36AQI (US)
25th March 2026
32AQI (US)
32AQI (US)
26th March 2026
27AQI (US)
27AQI (US)
27th March 2026
31AQI (US)
31AQI (US)
28th March 2026
30AQI (US)
30AQI (US)
29th March 2026
26AQI (US)
26AQI (US)
30th March 2026
24AQI (US)
24AQI (US)
31st March 2026
24AQI (US)
24AQI (US)
1st April 2026
29AQI (US)
29AQI (US)
2nd April 2026
30AQI (US)
30AQI (US)
3rd April 2026
27AQI (US)
27AQI (US)
4th April 2026
31AQI (US)
31AQI (US)
5th April 2026
29AQI (US)
29AQI (US)
6th April 2026
29AQI (US)
29AQI (US)
7th April 2026
28AQI (US)
28AQI (US)
8th April 2026
39AQI (US)
39AQI (US)
9th April 2026
28AQI (US)
28AQI (US)
10th April 2026
32AQI (US)
32AQI (US)
11th April 2026
31AQI (US)
31AQI (US)
12th April 2026
25AQI (US)
25AQI (US)
13th April 2026
30AQI (US)
30AQI (US)
14th April 2026
32AQI (US)
32AQI (US)
15th April 2026
33AQI (US)
33AQI (US)
16th April 2026
29AQI (US)
29AQI (US)
17th April 2026
18th April 2026
30AQI (US)
30AQI (US)
19th April 2026
33AQI (US)
33AQI (US)
20th April 2026
28AQI (US)
28AQI (US)
21st April 2026
27AQI (US)
27AQI (US)
22nd April 2026
23rd April 2026
23AQI (US)
23AQI (US)
24th April 2026
25AQI (US)
25AQI (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
25AQI (US)
25AQI (US)
30th April 2026
28AQI (US)
28AQI (US)
1st May 2026
26AQI (US)
26AQI (US)
2nd May 2026
23AQI (US)
23AQI (US)
3rd May 2026
21AQI (US)
21AQI (US)
4th May 2026
36AQI (US)
36AQI (US)
5th May 2026
38AQI (US)
38AQI (US)
6th May 2026
30AQI (US)
30AQI (US)
7th May 2026
27AQI (US)
27AQI (US)
8th May 2026
29AQI (US)
29AQI (US)
9th May 2026
10th May 2026
31AQI (US)
31AQI (US)
11th May 2026
29AQI (US)
29AQI (US)
12th May 2026
31AQI (US)
31AQI (US)
13th May 2026
29AQI (US)
29AQI (US)
14th May 2026
26AQI (US)
26AQI (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
56AQI (US)
56AQI (US)
20th May 2026
50AQI (US)
50AQI (US)
21st May 2026
43AQI (US)
43AQI (US)
22nd May 2026
46AQI (US)
46AQI (US)
23rd May 2026
50AQI (US)
50AQI (US)
24th May 2026
47AQI (US)
47AQI (US)
25th May 2026
45AQI (US)
45AQI (US)
26th May 2026
28AQI (US)
28AQI (US)
27th May 2026
28AQI (US)
28AQI (US)
28th May 2026
37AQI (US)
37AQI (US)
29th May 2026
36AQI (US)
36AQI (US)
30th May 2026
43AQI (US)
43AQI (US)
31st May 2026
28AQI (US)
28AQI (US)
1st June 2026
32AQI (US)
32AQI (US)
2nd June 2026
27AQI (US)
27AQI (US)
3rd June 2026
30AQI (US)
30AQI (US)
4th June 2026
39AQI (US)
39AQI (US)
5th June 2026
31AQI (US)
31AQI (US)
6th June 2026
27AQI (US)
27AQI (US)
7th June 2026
27AQI (US)
27AQI (US)
8th June 2026
23AQI (US)
23AQI (US)
9th June 2026
25AQI (US)
25AQI (US)
10th June 2026
26AQI (US)
26AQI (US)
11th June 2026
25AQI (US)
25AQI (US)
12th June 2026
25AQI (US)
25AQI (US)
13th June 2026
26AQI (US)
26AQI (US)
14th June 2026
23AQI (US)
23AQI (US)
15th June 2026
25AQI (US)
25AQI (US)
16th June 2026
27AQI (US)
27AQI (US)
17th June 2026
27AQI (US)
27AQI (US)
18th June 2026
40AQI (US)
40AQI (US)
19th June 2026
32AQI (US)
32AQI (US)
20th June 2026
24AQI (US)
24AQI (US)
21st June 2026
30AQI (US)
30AQI (US)
22nd June 2026
24AQI (US)
24AQI (US)
23rd June 2026
19AQI (US)
19AQI (US)
24th June 2026
23AQI (US)
23AQI (US)
25th June 2026
24AQI (US)
24AQI (US)
26th June 2026
26AQI (US)
26AQI (US)
27th June 2026
29AQI (US)
29AQI (US)
28th June 2026
27AQI (US)
27AQI (US)
29th June 2026
31AQI (US)
31AQI (US)
30th June 2026
39AQI (US)
39AQI (US)
1st July 2026
33AQI (US)
33AQI (US)
2nd July 2026
32AQI (US)
32AQI (US)
3rd July 2026
31AQI (US)
31AQI (US)
4th July 2026
34AQI (US)
34AQI (US)
5th July 2026
37AQI (US)
37AQI (US)
6th July 2026
26AQI (US)
26AQI (US)
7th July 2026
27AQI (US)
27AQI (US)
8th July 2026
37AQI (US)
37AQI (US)
9th July 2026
41AQI (US)
41AQI (US)
10th July 2026
27AQI (US)
27AQI (US)
11th July 2026
23AQI (US)
23AQI (US)
12th July 2026
31AQI (US)
31AQI (US)
13th July 2026
37AQI (US)
37AQI (US)
14th July 2026
35AQI (US)
35AQI (US)
15th July 2026
37AQI (US)
37AQI (US)
16th July 2026
30AQI (US)
30AQI (US)
17th July 2026
45AQI (US)
45AQI (US)
18th July 2026
45AQI (US)
45AQI (US)
19th July 2026
72AQI (US)
72AQI (US)
20th July 2026
75AQI (US)
75AQI (US)
21st July 2026
57AQI (US)
57AQI (US)
22nd July 2026
41AQI (US)
41AQI (US)
23rd July 2026
37AQI (US)
37AQI (US)
24th July 2026
41AQI (US)
41AQI (US)
25th July 2026
48AQI (US)
48AQI (US)
26th July 2026
53AQI (US)
53AQI (US)
27th July 2026
53AQI (US)
53AQI (US)
28th July 2026
49AQI (US)
49AQI (US)
29th July 2026
39AQI (US)
39AQI (US)
30th July 2026
38AQI (US)
38AQI (US)
31st July 2026
39AQI (US)
39AQI (US)
1st August 2026
40AQI (US)
40AQI (US)
2nd August 2026
3rd August 2026
4th August 2026
5th August 2026
6th August 2026
7th August 2026
8th August 2026
9th August 2026
10th August 2026
11th August 2026
12th August 2026
13th August 2026
14th August 2026
15th August 2026
16th August 2026
17th August 2026
18th August 2026
19th August 2026
20th August 2026
21st August 2026
22nd August 2026
23rd August 2026
24th August 2026
25th August 2026
26th August 2026
27th August 2026
28th August 2026
29th August 2026
30th August 2026
31st August 2026
1st September 2026
2nd September 2026
3rd September 2026
4th September 2026
5th September 2026
6th September 2026
7th September 2026
8th September 2026
9th September 2026
10th September 2026
11th September 2026
12th September 2026
13th September 2026
14th September 2026
15th September 2026
16th September 2026
17th September 2026
18th September 2026
19th September 2026
20th September 2026
21st September 2026
22nd September 2026
23rd September 2026
24th September 2026
25th September 2026
26th September 2026
27th September 2026
28th September 2026
29th September 2026
30th September 2026
1st October 2026
2nd October 2026
3rd October 2026
4th October 2026
5th October 2026
6th October 2026
7th October 2026
8th October 2026
9th October 2026
10th October 2026
11th October 2026
12th October 2026
13th October 2026
14th October 2026
15th October 2026
16th October 2026
17th October 2026
18th October 2026
19th October 2026
20th October 2026
21st October 2026
22nd October 2026
23rd October 2026
24th October 2026
25th October 2026
26th October 2026
27th October 2026
28th October 2026
29th October 2026
30th October 2026
31st October 2026
1st November 2026
2nd November 2026
3rd November 2026
4th November 2026
5th November 2026
6th November 2026
7th November 2026
8th November 2026
9th November 2026
10th November 2026
11th November 2026
12th November 2026
13th November 2026
14th November 2026
15th November 2026
16th November 2026
17th November 2026
18th November 2026
19th November 2026
20th November 2026
21st November 2026
22nd November 2026
23rd November 2026
24th November 2026
25th November 2026
26th November 2026
27th November 2026
28th November 2026
29th November 2026
30th November 2026
1st December 2026
2nd December 2026
3rd December 2026
4th December 2026
5th December 2026
6th December 2026
7th December 2026
8th December 2026
9th December 2026
10th December 2026
11th December 2026
12th December 2026
13th December 2026
14th December 2026
15th December 2026
16th December 2026
17th December 2026
18th December 2026
19th December 2026
20th December 2026
21st December 2026
22nd December 2026
23rd December 2026
24th December 2026
25th December 2026
26th December 2026
27th December 2026
28th December 2026
29th December 2026
30th December 2026
31st December 2026
34AQI (US)
43AQI (US)
35AQI (US)
29AQI (US)
38AQI (US)
28AQI (US)
40AQI (US)
40AQI (US)
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202635AQI (US)
25
6
27
1
30
1
28
26
4
30
26
5
1
193
17
Highest AQI (US) recorded in
February43AQI (US)
Lowest AQI (US) recorded in
June28AQI (US)
202538AQI (US)
5
30
31
18
12
22
9
19
11
1
19
11
27
4
25
5
21
10
217
62
1
Highest AQI (US) recorded in
June49AQI (US)
Lowest AQI (US) recorded in
May24AQI (US)
Most & Least Polluted Years Over the Last 2 Years
Most Polluted Year Recorded
2025(Avg.)
38AQI (US)Least Polluted Year Recorded
2026(Avg.)
35AQI (US)Champaign's annual 2026 AQI (US) (35) shows an average percentage change of -7.8% (improved AQI (US)) compared to previous years: 2025 (38).
