Cary, 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
Cary, Illinois, United States
2022
2023
2024
2025
2026
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
3rd Aug 2025
113AQILowest AQI recorded on
20th Aug 2025
16AQISame Day Analysis (1st August):
On this day, AQI across the 5 years varied significantly: 2026 ranks 2nd highest AQI at 42 of Good air quality, showing improvement over 2025 on the same day.
Day & Night AQI Trend: 1st Aug - 2nd Aug 2026
Cary, Illinois, United States
AQI
Day
Night
.
5 AM1st Aug 2026
8 PM
4 AM2nd Aug 2026
Day time
Avg. Highest Time
3PM1st Aug
50AQI
Avg. Lowest Time
12PM1st Aug
40AQI
Night time
Avg. Highest Time
12AM2nd Aug
51AQI
Avg. Lowest Time
10PM1st Aug
42AQI
In the last 24 hours,
Cary's AQI reached its highest point of 51 at 12 AM during the Night, while the lowest point, 40, was recorded at 12 PM during the Day between 1st Aug and 2nd Aug 2026.
Day & Night AQI Trend : Jul - Aug 2026
Cary, 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 2026145 AMAQI
4th Jul 2026166 AMAQI
4th Jul 2026217 AMAQI
4th Jul 2026468 AMAQI
4th Jul 2026169 AMAQI
4th Jul 20261410 AMAQI
4th Jul 20263811 AMAQI
4th Jul 20261912 PMAQI
4th Jul 2026131 PMAQI
4th Jul 2026272 PMAQI
4th Jul 2026403 PMAQI
4th Jul 2026204 PMAQI
4th Jul 2026405 PMAQI
4th Jul 2026166 PMAQI
4th Jul 2026187 PMAQI
4th Jul 2026218 PMAQI
4th Jul 2026259 PMAQI
4th Jul 20262510 PMAQI
4th Jul 202611111 PMAQI
5th Jul 202610812 AMAQI
5th Jul 2026641 AMAQI
5th Jul 2026632 AMAQI
5th Jul 2026543 AMAQI
5th Jul 2026504 AMAQI
23°C20/31°C
5th Jul 2026335 AMAQI
5th Jul 2026526 AMAQI
5th Jul 2026267 AMAQI
5th Jul 2026468 AMAQI
5th Jul 2026449 AMAQI
5th Jul 20264410 AMAQI
5th Jul 20264211 AMAQI
5th Jul 20262612 PMAQI
5th Jul 2026541 PMAQI
5th Jul 2026482 PMAQI
5th Jul 2026583 PMAQI
5th Jul 2026504 PMAQI
5th Jul 2026505 PMAQI
5th Jul 2026486 PMAQI
5th Jul 2026507 PMAQI
5th Jul 2026438 PMAQI
5th Jul 2026269 PMAQI
5th Jul 20263310 PMAQI
5th Jul 20263311 PMAQI
6th Jul 20263312 AMAQI
6th Jul 2026291 AMAQI
6th Jul 2026472 AMAQI
6th Jul 2026473 AMAQI
6th Jul 2026484 AMAQI
21°C18/28°C
6th Jul 2026505 AMAQI
6th Jul 2026326 AMAQI
6th Jul 2026467 AMAQI
6th Jul 2026448 AMAQI
6th Jul 2026429 AMAQI
6th Jul 20262510 AMAQI
6th Jul 20264011 AMAQI
6th Jul 20264212 PMAQI
6th Jul 2026451 PMAQI
6th Jul 2026422 PMAQI
6th Jul 2026423 PMAQI
6th Jul 2026404 PMAQI
6th Jul 2026385 PMAQI
6th Jul 2026366 PMAQI
6th Jul 2026167 PMAQI
6th Jul 2026328 PMAQI
6th Jul 2026369 PMAQI
6th Jul 20263810 PMAQI
6th Jul 20264011 PMAQI
7th Jul 20262912 AMAQI
7th Jul 2026381 AMAQI
7th Jul 2026542 AMAQI
7th Jul 2026323 AMAQI
7th Jul 2026274 AMAQI
23°C18/29°C
7th Jul 2026425 AMAQI
7th Jul 2026456 AMAQI
7th Jul 2026387 AMAQI
7th Jul 2026338 AMAQI
7th Jul 2026339 AMAQI
7th Jul 20263310 AMAQI
7th Jul 20263111 AMAQI
7th Jul 20263312 PMAQI
7th Jul 2026381 PMAQI
7th Jul 2026332 PMAQI
7th Jul 2026293 PMAQI
7th Jul 2026384 PMAQI
7th Jul 2026335 PMAQI
7th Jul 2026336 PMAQI
7th Jul 2026337 PMAQI
7th Jul 2026388 PMAQI
7th Jul 2026449 PMAQI
7th Jul 20264610 PMAQI
7th Jul 20263511 PMAQI
8th Jul 20263812 AMAQI
8th Jul 2026421 AMAQI
8th Jul 2026422 AMAQI
8th Jul 2026423 AMAQI
8th Jul 2026284 AMAQI
24°C17/32°C
8th Jul 2026425 AMAQI
8th Jul 2026426 AMAQI
8th Jul 2026467 AMAQI
8th Jul 2026428 AMAQI
8th Jul 2026429 AMAQI
8th Jul 20263210 AMAQI
8th Jul 20263311 AMAQI
8th Jul 20263312 PMAQI
8th Jul 2026401 PMAQI
8th Jul 2026292 PMAQI
8th Jul 2026313 PMAQI
8th Jul 2026444 PMAQI
8th Jul 2026445 PMAQI
8th Jul 2026386 PMAQI
8th Jul 2026337 PMAQI
8th Jul 2026338 PMAQI
8th Jul 2026339 PMAQI
8th Jul 20263310 PMAQI
8th Jul 20263811 PMAQI
9th Jul 20263312 AMAQI
9th Jul 2026441 AMAQI
9th Jul 2026462 AMAQI
9th Jul 2026403 AMAQI
9th Jul 2026294 AMAQI
25°C19/33°C
9th Jul 2026255 AMAQI
9th Jul 2026216 AMAQI
9th Jul 2026407 AMAQI
9th Jul 2026268 AMAQI
9th Jul 2026309 AMAQI
9th Jul 20262810 AMAQI
9th Jul 20262211 AMAQI
9th Jul 20261812 PMAQI
9th Jul 2026241 PMAQI
9th Jul 2026222 PMAQI
9th Jul 2026223 PMAQI
9th Jul 2026174 PMAQI
9th Jul 2026185 PMAQI
9th Jul 2026176 PMAQI
9th Jul 2026187 PMAQI
9th Jul 2026178 PMAQI
9th Jul 2026219 PMAQI
9th Jul 20261710 PMAQI
9th Jul 20261211 PMAQI
10th Jul 20261412 AMAQI
10th Jul 2026141 AMAQI
10th Jul 2026172 AMAQI
10th Jul 202693 AMAQI
10th Jul 2026494 AMAQI
26°C22/31°C
10th Jul 2026405 AMAQI
10th Jul 2026446 AMAQI
10th Jul 2026217 AMAQI
10th Jul 2026328 AMAQI
10th Jul 2026219 AMAQI
10th Jul 20261710 AMAQI
10th Jul 20261711 AMAQI
10th Jul 20262112 PMAQI
10th Jul 2026171 PMAQI
10th Jul 2026212 PMAQI
10th Jul 2026213 PMAQI
10th Jul 2026214 PMAQI
10th Jul 2026365 PMAQI
10th Jul 2026366 PMAQI
10th Jul 2026367 PMAQI
10th Jul 2026208 PMAQI
10th Jul 2026209 PMAQI
10th Jul 20263310 PMAQI
10th Jul 20262911 PMAQI
11th Jul 20263812 AMAQI
11th Jul 2026311 AMAQI
11th Jul 2026342 AMAQI
11th Jul 2026723 AMAQI
11th Jul 2026564 AMAQI
24°C19/31°C
11th Jul 2026545 AMAQI
11th Jul 2026426 AMAQI
11th Jul 2026467 AMAQI
11th Jul 2026428 AMAQI
11th Jul 2026429 AMAQI
11th Jul 20264210 AMAQI
11th Jul 20263411 AMAQI
11th Jul 20264212 PMAQI
11th Jul 2026421 PMAQI
11th Jul 2026222 PMAQI
11th Jul 2026213 PMAQI
11th Jul 2026214 PMAQI
11th Jul 2026255 PMAQI
11th Jul 2026146 PMAQI
11th Jul 2026267 PMAQI
11th Jul 2026408 PMAQI
11th Jul 2026409 PMAQI
11th Jul 20265110 PMAQI
11th Jul 20262411 PMAQI
12th Jul 20264612 AMAQI
12th Jul 2026381 AMAQI
12th Jul 2026272 AMAQI
12th Jul 2026363 AMAQI
12th Jul 2026284 AMAQI
23°C17/30°C
12th Jul 2026425 AMAQI
12th Jul 2026426 AMAQI
12th Jul 2026367 AMAQI
12th Jul 2026338 AMAQI
12th Jul 2026379 AMAQI
12th Jul 20265410 AMAQI
12th Jul 20264911 AMAQI
12th Jul 20264912 PMAQI
12th Jul 2026381 PMAQI
12th Jul 2026282 PMAQI
12th Jul 2026383 PMAQI
12th Jul 2026504 PMAQI
12th Jul 2026505 PMAQI
12th Jul 2026426 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 2026464 AMAQI
25°C17/33°C
13th Jul 2026465 AMAQI
13th Jul 2026526 AMAQI
13th Jul 2026507 AMAQI
13th Jul 2026368 AMAQI
13th Jul 2026369 AMAQI
13th Jul 20265310 AMAQI
13th Jul 20264411 AMAQI
13th Jul 20264812 PMAQI
13th Jul 2026341 PMAQI
13th Jul 2026382 PMAQI
13th Jul 2026293 PMAQI
13th Jul 2026334 PMAQI
13th Jul 2026305 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
27°C19/35°C
14th Jul 2026335 AMAQI
14th Jul 2026226 AMAQI
14th Jul 2026287 AMAQI
14th Jul 2026388 AMAQI
14th Jul 2026319 AMAQI
14th Jul 20262410 AMAQI
14th Jul 20262611 AMAQI
14th Jul 20262812 PMAQI
14th Jul 2026281 PMAQI
14th Jul 2026342 PMAQI
14th Jul 2026253 PMAQI
14th Jul 2026284 PMAQI
14th Jul 2026305 PMAQI
14th Jul 2026366 PMAQI
14th Jul 2026367 PMAQI
14th Jul 2026228 PMAQI
14th Jul 2026209 PMAQI
14th Jul 20262210 PMAQI
14th Jul 20262011 PMAQI
15th Jul 20262112 AMAQI
15th Jul 2026421 AMAQI
15th Jul 2026942 AMAQI
15th Jul 2026453 AMAQI
15th Jul 2026294 AMAQI
29°C21/37°C
15th Jul 2026295 AMAQI
15th Jul 2026346 AMAQI
15th Jul 2026887 AMAQI
15th Jul 2026338 AMAQI
15th Jul 2026499 AMAQI
15th Jul 20264410 AMAQI
15th Jul 20264411 AMAQI
15th Jul 20264712 PMAQI
15th Jul 2026421 PMAQI
15th Jul 2026532 PMAQI
15th Jul 2026443 PMAQI
15th Jul 2026404 PMAQI
15th Jul 2026295 PMAQI
15th Jul 2026406 PMAQI
15th Jul 2026407 PMAQI
15th Jul 2026428 PMAQI
15th Jul 2026709 PMAQI
15th Jul 202613010 PMAQI
15th Jul 202610611 PMAQI
16th Jul 202614212 AMAQI
16th Jul 2026541 AMAQI
16th Jul 2026662 AMAQI
16th Jul 2026863 AMAQI
16th Jul 20261284 AMAQI
29°C22/37°C
16th Jul 20261385 AMAQI
16th Jul 20262106 AMAQI
16th Jul 20261667 AMAQI
16th Jul 20262148 AMAQI
16th Jul 2026309 AMAQI
16th Jul 20263210 AMAQI
16th Jul 20263011 AMAQI
16th Jul 202625612 PMAQI
16th Jul 2026301 PMAQI
16th Jul 20261362 PMAQI
16th Jul 20261163 PMAQI
16th Jul 2026984 PMAQI
16th Jul 20261305 PMAQI
16th Jul 2026536 PMAQI
16th Jul 20261087 PMAQI
16th Jul 2026318 PMAQI
16th Jul 2026289 PMAQI
16th Jul 202611010 PMAQI
16th Jul 202611711 PMAQI
17th Jul 202616512 AMAQI
17th Jul 20261021 AMAQI
17th Jul 20261742 AMAQI
17th Jul 20262563 AMAQI
17th Jul 20263034 AMAQI
27°C21/34°C
17th Jul 20263405 AMAQI
17th Jul 20263266 AMAQI
17th Jul 20263107 AMAQI
17th Jul 20263488 AMAQI
17th Jul 20263219 AMAQI
17th Jul 202630610 AMAQI
17th Jul 202628411 AMAQI
17th Jul 202629812 PMAQI
17th Jul 2026751 PMAQI
17th Jul 20261722 PMAQI
17th Jul 20261553 PMAQI
17th Jul 20261184 PMAQI
17th Jul 2026895 PMAQI
17th Jul 2026766 PMAQI
17th Jul 2026697 PMAQI
17th Jul 2026618 PMAQI
17th Jul 2026579 PMAQI
17th Jul 20265510 PMAQI
17th Jul 20265211 PMAQI
18th Jul 20265112 AMAQI
18th Jul 2026501 AMAQI
18th Jul 2026492 AMAQI
18th Jul 2026503 AMAQI
18th Jul 2026484 AMAQI
28°C22/36°C
18th Jul 2026515 AMAQI
18th Jul 2026526 AMAQI
18th Jul 2026467 AMAQI
18th Jul 2026488 AMAQI
18th Jul 2026449 AMAQI
18th Jul 20264610 AMAQI
18th Jul 20265311 AMAQI
18th Jul 20264912 PMAQI
18th Jul 2026461 PMAQI
18th Jul 2026462 PMAQI
18th Jul 2026503 PMAQI
18th Jul 2026444 PMAQI
18th Jul 2026515 PMAQI
18th Jul 2026566 PMAQI
18th Jul 2026717 PMAQI
18th Jul 2026948 PMAQI
18th Jul 20261249 PMAQI
18th Jul 202615210 PMAQI
18th Jul 202615611 PMAQI
19th Jul 202617012 AMAQI
19th Jul 20261761 AMAQI
19th Jul 20261832 AMAQI
19th Jul 20261763 AMAQI
19th Jul 20261584 AMAQI
27°C22/34°C
19th Jul 20261565 AMAQI
19th Jul 20261516 AMAQI
19th Jul 20261537 AMAQI
19th Jul 20261488 AMAQI
19th Jul 20261509 AMAQI
19th Jul 202613010 AMAQI
19th Jul 202613011 AMAQI
19th Jul 202612812 PMAQI
19th Jul 20261181 PMAQI
19th Jul 20261122 PMAQI
19th Jul 20261133 PMAQI
19th Jul 20261134 PMAQI
19th Jul 20261195 PMAQI
19th Jul 20261146 PMAQI
19th Jul 20261157 PMAQI
19th Jul 20261238 PMAQI
19th Jul 20261269 PMAQI
19th Jul 202613410 PMAQI
19th Jul 202612811 PMAQI
20th Jul 202613412 AMAQI
20th Jul 20261261 AMAQI
20th Jul 20261382 AMAQI
20th Jul 20261343 AMAQI
20th Jul 20261344 AMAQI
23°C17/29°C
20th Jul 20261425 AMAQI
20th Jul 20261426 AMAQI
20th Jul 20261397 AMAQI
20th Jul 20261388 AMAQI
20th Jul 20261379 AMAQI
20th Jul 202613810 AMAQI
20th Jul 202613611 AMAQI
20th Jul 202613312 PMAQI
20th Jul 20261321 PMAQI
20th Jul 20261282 PMAQI
20th Jul 20261343 PMAQI
20th Jul 20261354 PMAQI
20th Jul 20261265 PMAQI
20th Jul 20261286 PMAQI
20th Jul 20261327 PMAQI
20th Jul 20261218 PMAQI
20th Jul 20261209 PMAQI
20th Jul 202611011 PMAQI
21st Jul 20269212 AMAQI
21st Jul 2026851 AMAQI
21st Jul 2026742 AMAQI
21st Jul 2026623 AMAQI
21st Jul 2026634 AMAQI
22°C14/30°C
21st Jul 2026485 AMAQI
21st Jul 2026406 AMAQI
21st Jul 2026257 AMAQI
21st Jul 2026468 AMAQI
21st Jul 2026349 AMAQI
21st Jul 20265110 AMAQI
21st Jul 20265111 AMAQI
21st Jul 20265612 PMAQI
21st Jul 2026561 PMAQI
21st Jul 2026562 PMAQI
21st Jul 2026503 PMAQI
21st Jul 2026524 PMAQI
21st Jul 2026535 PMAQI
21st Jul 2026516 PMAQI
21st Jul 2026507 PMAQI
21st Jul 2026448 PMAQI
21st Jul 2026449 PMAQI
21st Jul 20263610 PMAQI
21st Jul 20263811 PMAQI
22nd Jul 20264612 AMAQI
22nd Jul 2026461 AMAQI
22nd Jul 2026502 AMAQI
22nd Jul 2026403 AMAQI
22nd Jul 2026524 AMAQI
25°C19/32°C
22nd Jul 2026525 AMAQI
22nd Jul 2026446 AMAQI
22nd Jul 2026387 AMAQI
22nd Jul 2026328 AMAQI
22nd Jul 2026289 AMAQI
22nd Jul 20262010 AMAQI
22nd Jul 20262411 AMAQI
22nd Jul 20262312 PMAQI
22nd Jul 2026161 PMAQI
22nd Jul 2026222 PMAQI
22nd Jul 2026203 PMAQI
22nd Jul 2026234 PMAQI
22nd Jul 2026255 PMAQI
22nd Jul 2026256 PMAQI
22nd Jul 2026297 PMAQI
22nd Jul 2026748 PMAQI
22nd Jul 2026669 PMAQI
22nd Jul 20264810 PMAQI
22nd Jul 20263311 PMAQI
23rd Jul 20264012 AMAQI
23rd Jul 2026561 AMAQI
23rd Jul 2026422 AMAQI
23rd Jul 2026403 AMAQI
23rd Jul 2026444 AMAQI
19°C13/25°C
23rd Jul 2026425 AMAQI
23rd Jul 2026386 AMAQI
23rd Jul 2026387 AMAQI
23rd Jul 2026528 AMAQI
23rd Jul 2026519 AMAQI
23rd Jul 20264210 AMAQI
23rd Jul 20264611 AMAQI
23rd Jul 20264412 PMAQI
23rd Jul 2026501 PMAQI
23rd Jul 2026382 PMAQI
23rd Jul 2026403 PMAQI
23rd Jul 2026384 PMAQI
23rd Jul 2026345 PMAQI
23rd Jul 2026236 PMAQI
23rd Jul 2026367 PMAQI
23rd Jul 2026408 PMAQI
23rd Jul 2026259 PMAQI
23rd Jul 20262910 PMAQI
23rd Jul 20262711 PMAQI
24th Jul 20264212 AMAQI
24th Jul 2026461 AMAQI
24th Jul 2026432 AMAQI
24th Jul 2026403 AMAQI
24th Jul 2026444 AMAQI
19°C12/25°C
24th Jul 2026485 AMAQI
24th Jul 2026486 AMAQI
24th Jul 2026517 AMAQI
24th Jul 2026528 AMAQI
24th Jul 2026539 AMAQI
24th Jul 20264910 AMAQI
24th Jul 20265111 AMAQI
24th Jul 20264612 PMAQI
24th Jul 2026461 PMAQI
24th Jul 2026422 PMAQI
24th Jul 2026443 PMAQI
24th Jul 2026464 PMAQI
24th Jul 2026465 PMAQI
24th Jul 2026446 PMAQI
24th Jul 2026447 PMAQI
24th Jul 2026428 PMAQI
24th Jul 2026449 PMAQI
24th Jul 20264410 PMAQI
24th Jul 20264411 PMAQI
25th Jul 20264412 AMAQI
25th Jul 2026461 AMAQI
25th Jul 2026462 AMAQI
25th Jul 2026473 AMAQI
25th Jul 2026534 AMAQI
21°C15/28°C
25th Jul 2026555 AMAQI
25th Jul 2026546 AMAQI
25th Jul 2026547 AMAQI
25th Jul 2026558 AMAQI
25th Jul 2026549 AMAQI
25th Jul 20265510 AMAQI
25th Jul 20265311 AMAQI
25th Jul 20265212 PMAQI
25th Jul 2026541 PMAQI
25th Jul 2026502 PMAQI
25th Jul 2026503 PMAQI
25th Jul 2026534 PMAQI
25th Jul 2026495 PMAQI
25th Jul 2026526 PMAQI
25th Jul 2026517 PMAQI
25th Jul 2026538 PMAQI
25th Jul 2026519 PMAQI
25th Jul 20265410 PMAQI
25th Jul 20265211 PMAQI
26th Jul 20265412 AMAQI
26th Jul 2026511 AMAQI
26th Jul 2026512 AMAQI
26th Jul 2026543 AMAQI
26th Jul 2026524 AMAQI
21°C16/28°C
26th Jul 2026525 AMAQI
26th Jul 2026546 AMAQI
26th Jul 2026537 AMAQI
26th Jul 2026538 AMAQI
26th Jul 2026559 AMAQI
26th Jul 20264810 AMAQI
26th Jul 20264611 AMAQI
26th Jul 20264812 PMAQI
26th Jul 2026531 PMAQI
26th Jul 2026542 PMAQI
26th Jul 2026553 PMAQI
26th Jul 2026564 PMAQI
26th Jul 2026565 PMAQI
26th Jul 2026576 PMAQI
26th Jul 2026567 PMAQI
26th Jul 2026558 PMAQI
26th Jul 2026559 PMAQI
26th Jul 20265610 PMAQI
26th Jul 20265311 PMAQI
27th Jul 20265312 AMAQI
27th Jul 2026561 AMAQI
27th Jul 2026562 AMAQI
27th Jul 2026543 AMAQI
27th Jul 2026564 AMAQI
27°C22/34°C
27th Jul 2026565 AMAQI
27th Jul 2026556 AMAQI
27th Jul 2026547 AMAQI
27th Jul 2026538 AMAQI
27th Jul 2026569 AMAQI
27th Jul 20265710 AMAQI
27th Jul 20265711 AMAQI
27th Jul 20266012 PMAQI
27th Jul 2026581 PMAQI
27th Jul 2026532 PMAQI
27th Jul 2026493 PMAQI
27th Jul 2026334 PMAQI
27th Jul 2026365 PMAQI
27th Jul 2026346 PMAQI
27th Jul 2026407 PMAQI
27th Jul 2026448 PMAQI
27th Jul 2026449 PMAQI
27th Jul 20265010 PMAQI
27th Jul 20265011 PMAQI
28th Jul 20265112 AMAQI
28th Jul 2026481 AMAQI
28th Jul 2026502 AMAQI
28th Jul 2026513 AMAQI
28th Jul 2026504 AMAQI
27°C23/35°C
28th Jul 2026445 AMAQI
28th Jul 2026516 AMAQI
28th Jul 2026507 AMAQI
28th Jul 2026468 AMAQI
28th Jul 2026449 AMAQI
28th Jul 20264610 AMAQI
28th Jul 20265211 AMAQI
28th Jul 20265412 PMAQI
28th Jul 2026531 PMAQI
28th Jul 2026522 PMAQI
28th Jul 2026523 PMAQI
28th Jul 2026464 PMAQI
28th Jul 2026495 PMAQI
28th Jul 2026426 PMAQI
28th Jul 2026447 PMAQI
28th Jul 2026448 PMAQI
28th Jul 2026279 PMAQI
28th Jul 20262710 PMAQI
28th Jul 20263411 PMAQI
29th Jul 20263212 AMAQI
29th Jul 2026321 AMAQI
29th Jul 2026342 AMAQI
29th Jul 2026303 AMAQI
29th Jul 2026264 AMAQI
23°C19/29°C
29th Jul 2026385 AMAQI
29th Jul 2026366 AMAQI
29th Jul 2026367 AMAQI
29th Jul 2026278 AMAQI
29th Jul 2026299 AMAQI
29th Jul 20263210 AMAQI
29th Jul 20263811 AMAQI
29th Jul 20262712 PMAQI
29th Jul 2026311 PMAQI
29th Jul 2026322 PMAQI
29th Jul 2026273 PMAQI
29th Jul 2026364 PMAQI
29th Jul 2026275 PMAQI
29th Jul 2026406 PMAQI
29th Jul 2026277 PMAQI
29th Jul 2026218 PMAQI
29th Jul 2026449 PMAQI
29th Jul 20264710 PMAQI
29th Jul 20263211 PMAQI
30th Jul 20264612 AMAQI
30th Jul 2026251 AMAQI
30th Jul 2026312 AMAQI
30th Jul 2026483 AMAQI
30th Jul 2026554 AMAQI
22°C15/30°C
30th Jul 2026465 AMAQI
30th Jul 2026346 AMAQI
30th Jul 2026347 AMAQI
30th Jul 2026328 AMAQI
30th Jul 2026469 AMAQI
30th Jul 20264210 AMAQI
30th Jul 20264611 AMAQI
30th Jul 20263812 PMAQI
30th Jul 2026301 PMAQI
30th Jul 2026342 PMAQI
30th Jul 2026293 PMAQI
30th Jul 2026404 PMAQI
30th Jul 2026405 PMAQI
30th Jul 2026426 PMAQI
30th Jul 2026407 PMAQI
30th Jul 2026428 PMAQI
30th Jul 2026469 PMAQI
30th Jul 20264510 PMAQI
30th Jul 20264911 PMAQI
31st Jul 20265112 AMAQI
31st Jul 2026481 AMAQI
31st Jul 2026482 AMAQI
31st Jul 2026523 AMAQI
31st Jul 2026574 AMAQI
24°C15/33°C
31st Jul 2026625 AMAQI
31st Jul 2026586 AMAQI
31st Jul 2026517 AMAQI
31st Jul 2026488 AMAQI
31st Jul 2026449 AMAQI
31st Jul 20265110 AMAQI
31st Jul 20265311 AMAQI
31st Jul 20264812 PMAQI
31st Jul 2026481 PMAQI
31st Jul 2026462 PMAQI
31st Jul 2026463 PMAQI
31st Jul 2026424 PMAQI
31st Jul 2026425 PMAQI
31st Jul 2026406 PMAQI
31st Jul 2026317 PMAQI
31st Jul 2026328 PMAQI
31st Jul 2026219 PMAQI
31st Jul 20263810 PMAQI
31st Jul 20262111 PMAQI
1st Aug 20262512 AMAQI
1st Aug 2026421 AMAQI
1st Aug 2026292 AMAQI
1st Aug 2026293 AMAQI
1st Aug 2026364 AMAQI
23°C18/30°C
1st Aug 2026405 AMAQI
1st Aug 2026426 AMAQI
1st Aug 2026427 AMAQI
1st Aug 2026428 AMAQI
1st Aug 2026449 AMAQI
1st Aug 20264210 AMAQI
1st Aug 20264211 AMAQI
1st Aug 20264012 PMAQI
1st Aug 2026441 PMAQI
1st Aug 2026462 PMAQI
1st Aug 2026503 PMAQI
1st Aug 2026504 PMAQI
1st Aug 2026485 PMAQI
1st Aug 2026466 PMAQI
1st Aug 2026467 PMAQI
1st Aug 2026488 PMAQI
1st Aug 2026449 PMAQI
1st Aug 20264210 PMAQI
1st Aug 20264611 PMAQI
2nd Aug 20265112 AMAQI
2nd Aug 2026461 AMAQI
2nd Aug 2026502 AMAQI
2nd Aug 2026503 AMAQI
2nd Aug 2026464 AMAQI
20°C19/23°C
2nd Aug 2026465 AMAQI
5 AM2nd Aug 2026466 AMAQI
2nd Aug 2026467 AMAQI
2nd Aug 2026448 AMAQI
2nd Aug 2026469 AMAQI
2nd Aug 20264810 AMAQI
2nd Aug 20264411 AMAQI
2nd Aug 20264812 PMAQI
12 PM2nd Aug 2026481 PMAQI
2nd Aug 2026482 PMAQI
2nd Aug 2026513 PMAQI
2nd Aug 2026484 PMAQI
2nd Aug 2026485 PMAQI
2nd Aug 2026486 PMAQI
2nd Aug 2026507 PMAQI
2nd Aug 2026468 PMAQI
8 PM2nd Aug 2026489 PMAQI
2nd Aug 20264610 PMAQI
2nd Aug 20264411 PMAQI
12 AM
4 AM
21°C19/27°C
Day time
Avg. Highest Time
5 AM - 6 AM
64AQI
2 hours / Day
60 hours / Month
Avg. Lowest Time
6 PM
46AQI
1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 5 AM to 6 AM (Avg. 64), while the lowest AQI was between 6 PM to 6 PM (Avg. 46).
Night time
Avg. Highest Time
4 AM
62AQI
1 hours / Day
30 hours / Month
Avg. Lowest Time
9 PM
48AQI
1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 4 AM to 4 AM (Avg. 62), while the lowest AQI was between 9 PM to 9 PM (Avg. 48).
2026 Days Vs Air Quality
Cary, Illinois, United States
2026
92%
193
6%
13
1%
3
0.4%
1
Total number of days with different AQI categories in last 214 days in 2026 (151 days remaining)
Good
193 DaysModerate
13 DaysPoor
3 DaysUnhealthy
1 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
Cary, 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
14AQI (US)
14AQI (US)
2nd January 2026
22AQI (US)
22AQI (US)
3rd January 2026
21AQI (US)
21AQI (US)
4th January 2026
25AQI (US)
25AQI (US)
5th January 2026
44AQI (US)
44AQI (US)
6th January 2026
71AQI (US)
71AQI (US)
7th January 2026
41AQI (US)
41AQI (US)
8th January 2026
43AQI (US)
43AQI (US)
9th January 2026
18AQI (US)
18AQI (US)
10th January 2026
31AQI (US)
31AQI (US)
11th January 2026
19AQI (US)
19AQI (US)
12th January 2026
19AQI (US)
19AQI (US)
13th January 2026
20AQI (US)
20AQI (US)
14th January 2026
12AQI (US)
12AQI (US)
15th January 2026
11AQI (US)
11AQI (US)
16th January 2026
18AQI (US)
18AQI (US)
17th January 2026
14AQI (US)
14AQI (US)
18th January 2026
15AQI (US)
15AQI (US)
19th January 2026
16AQI (US)
16AQI (US)
20th January 2026
21AQI (US)
21AQI (US)
21st January 2026
30AQI (US)
30AQI (US)
22nd January 2026
43AQI (US)
43AQI (US)
23rd January 2026
43AQI (US)
43AQI (US)
24th January 2026
36AQI (US)
36AQI (US)
25th January 2026
49AQI (US)
49AQI (US)
26th January 2026
43AQI (US)
43AQI (US)
27th January 2026
26AQI (US)
26AQI (US)
28th January 2026
28AQI (US)
28AQI (US)
29th January 2026
38AQI (US)
38AQI (US)
30th January 2026
54AQI (US)
54AQI (US)
31st January 2026
41AQI (US)
41AQI (US)
1st February 2026
44AQI (US)
44AQI (US)
2nd February 2026
40AQI (US)
40AQI (US)
3rd February 2026
41AQI (US)
41AQI (US)
4th February 2026
36AQI (US)
36AQI (US)
5th February 2026
48AQI (US)
48AQI (US)
6th February 2026
40AQI (US)
40AQI (US)
7th February 2026
37AQI (US)
37AQI (US)
8th February 2026
43AQI (US)
43AQI (US)
9th February 2026
45AQI (US)
45AQI (US)
10th February 2026
38AQI (US)
38AQI (US)
11th February 2026
34AQI (US)
34AQI (US)
12th February 2026
29AQI (US)
29AQI (US)
13th February 2026
36AQI (US)
36AQI (US)
14th February 2026
42AQI (US)
42AQI (US)
15th February 2026
44AQI (US)
44AQI (US)
16th February 2026
40AQI (US)
40AQI (US)
17th February 2026
40AQI (US)
40AQI (US)
18th February 2026
40AQI (US)
40AQI (US)
19th February 2026
32AQI (US)
32AQI (US)
20th February 2026
35AQI (US)
35AQI (US)
21st February 2026
34AQI (US)
34AQI (US)
22nd February 2026
37AQI (US)
37AQI (US)
23rd February 2026
37AQI (US)
37AQI (US)
24th February 2026
36AQI (US)
36AQI (US)
25th February 2026
30AQI (US)
30AQI (US)
26th February 2026
29AQI (US)
29AQI (US)
27th February 2026
28AQI (US)
28AQI (US)
28th February 2026
33AQI (US)
33AQI (US)
1st March 2026
38AQI (US)
38AQI (US)
2nd March 2026
54AQI (US)
54AQI (US)
3rd March 2026
32AQI (US)
32AQI (US)
4th March 2026
38AQI (US)
38AQI (US)
5th March 2026
37AQI (US)
37AQI (US)
6th March 2026
28AQI (US)
28AQI (US)
7th March 2026
36AQI (US)
36AQI (US)
8th March 2026
40AQI (US)
40AQI (US)
9th March 2026
32AQI (US)
32AQI (US)
10th March 2026
31AQI (US)
31AQI (US)
11th March 2026
42AQI (US)
42AQI (US)
12th March 2026
38AQI (US)
38AQI (US)
13th March 2026
37AQI (US)
37AQI (US)
14th March 2026
36AQI (US)
36AQI (US)
15th March 2026
27AQI (US)
27AQI (US)
16th March 2026
37AQI (US)
37AQI (US)
17th March 2026
34AQI (US)
34AQI (US)
18th March 2026
28AQI (US)
28AQI (US)
19th March 2026
37AQI (US)
37AQI (US)
20th March 2026
38AQI (US)
38AQI (US)
21st March 2026
34AQI (US)
34AQI (US)
22nd March 2026
33AQI (US)
33AQI (US)
23rd March 2026
39AQI (US)
39AQI (US)
24th March 2026
28AQI (US)
28AQI (US)
25th March 2026
27AQI (US)
27AQI (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
24AQI (US)
24AQI (US)
30th March 2026
24AQI (US)
24AQI (US)
31st March 2026
24AQI (US)
24AQI (US)
1st April 2026
30AQI (US)
30AQI (US)
2nd April 2026
23AQI (US)
23AQI (US)
3rd April 2026
28AQI (US)
28AQI (US)
4th April 2026
30AQI (US)
30AQI (US)
5th April 2026
29AQI (US)
29AQI (US)
6th April 2026
31AQI (US)
31AQI (US)
7th April 2026
27AQI (US)
27AQI (US)
8th April 2026
29AQI (US)
29AQI (US)
9th April 2026
21AQI (US)
21AQI (US)
10th April 2026
32AQI (US)
32AQI (US)
11th April 2026
28AQI (US)
28AQI (US)
12th April 2026
24AQI (US)
24AQI (US)
13th April 2026
23AQI (US)
23AQI (US)
14th April 2026
26AQI (US)
26AQI (US)
15th April 2026
28AQI (US)
28AQI (US)
16th April 2026
27AQI (US)
27AQI (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
18AQI (US)
18AQI (US)
22nd April 2026
23rd April 2026
22AQI (US)
22AQI (US)
24th April 2026
21AQI (US)
21AQI (US)
25th April 2026
26AQI (US)
26AQI (US)
26th April 2026
34AQI (US)
34AQI (US)
27th April 2026
18AQI (US)
18AQI (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
24AQI (US)
24AQI (US)
2nd May 2026
24AQI (US)
24AQI (US)
3rd May 2026
19AQI (US)
19AQI (US)
4th May 2026
33AQI (US)
33AQI (US)
5th May 2026
36AQI (US)
36AQI (US)
6th May 2026
28AQI (US)
28AQI (US)
7th May 2026
23AQI (US)
23AQI (US)
8th May 2026
28AQI (US)
28AQI (US)
9th May 2026
10th May 2026
30AQI (US)
30AQI (US)
11th May 2026
27AQI (US)
27AQI (US)
12th May 2026
23AQI (US)
23AQI (US)
13th May 2026
26AQI (US)
26AQI (US)
14th May 2026
23AQI (US)
23AQI (US)
15th May 2026
34AQI (US)
34AQI (US)
16th May 2026
46AQI (US)
46AQI (US)
17th May 2026
44AQI (US)
44AQI (US)
18th May 2026
54AQI (US)
54AQI (US)
19th May 2026
51AQI (US)
51AQI (US)
20th May 2026
50AQI (US)
50AQI (US)
21st May 2026
42AQI (US)
42AQI (US)
22nd May 2026
40AQI (US)
40AQI (US)
23rd May 2026
38AQI (US)
38AQI (US)
24th May 2026
40AQI (US)
40AQI (US)
25th May 2026
40AQI (US)
40AQI (US)
26th May 2026
25AQI (US)
25AQI (US)
27th May 2026
17AQI (US)
17AQI (US)
28th May 2026
16AQI (US)
16AQI (US)
29th May 2026
20AQI (US)
20AQI (US)
30th May 2026
20AQI (US)
20AQI (US)
31st May 2026
24AQI (US)
24AQI (US)
1st June 2026
29AQI (US)
29AQI (US)
2nd June 2026
15AQI (US)
15AQI (US)
3rd June 2026
21AQI (US)
21AQI (US)
4th June 2026
27AQI (US)
27AQI (US)
5th June 2026
25AQI (US)
25AQI (US)
6th June 2026
15AQI (US)
15AQI (US)
7th June 2026
23AQI (US)
23AQI (US)
8th June 2026
23AQI (US)
23AQI (US)
9th June 2026
16AQI (US)
16AQI (US)
10th June 2026
20AQI (US)
20AQI (US)
11th June 2026
16AQI (US)
16AQI (US)
12th June 2026
16AQI (US)
16AQI (US)
13th June 2026
14AQI (US)
14AQI (US)
14th June 2026
17AQI (US)
17AQI (US)
15th June 2026
16AQI (US)
16AQI (US)
16th June 2026
17AQI (US)
17AQI (US)
17th June 2026
14AQI (US)
14AQI (US)
18th June 2026
22AQI (US)
22AQI (US)
19th June 2026
20AQI (US)
20AQI (US)
20th June 2026
21AQI (US)
21AQI (US)
21st June 2026
21AQI (US)
21AQI (US)
22nd June 2026
22AQI (US)
22AQI (US)
23rd June 2026
18AQI (US)
18AQI (US)
24th June 2026
15AQI (US)
15AQI (US)
25th June 2026
14AQI (US)
14AQI (US)
26th June 2026
22AQI (US)
22AQI (US)
27th June 2026
26AQI (US)
26AQI (US)
28th June 2026
23AQI (US)
23AQI (US)
29th June 2026
28AQI (US)
28AQI (US)
30th June 2026
55AQI (US)
55AQI (US)
1st July 2026
72AQI (US)
72AQI (US)
2nd July 2026
26AQI (US)
26AQI (US)
3rd July 2026
17AQI (US)
17AQI (US)
4th July 2026
28AQI (US)
28AQI (US)
5th July 2026
48AQI (US)
48AQI (US)
6th July 2026
39AQI (US)
39AQI (US)
7th July 2026
36AQI (US)
36AQI (US)
8th July 2026
38AQI (US)
38AQI (US)
9th July 2026
25AQI (US)
25AQI (US)
10th July 2026
25AQI (US)
25AQI (US)
11th July 2026
38AQI (US)
38AQI (US)
12th July 2026
40AQI (US)
40AQI (US)
13th July 2026
42AQI (US)
42AQI (US)
14th July 2026
32AQI (US)
32AQI (US)
15th July 2026
51AQI (US)
51AQI (US)
16th July 2026
104AQI (US)
104AQI (US)
17th July 2026
188AQI (US)
188AQI (US)
18th July 2026
64AQI (US)
64AQI (US)
19th July 2026
138AQI (US)
138AQI (US)
20th July 2026
132AQI (US)
132AQI (US)
21st July 2026
52AQI (US)
52AQI (US)
22nd July 2026
36AQI (US)
36AQI (US)
23rd July 2026
40AQI (US)
40AQI (US)
24th July 2026
46AQI (US)
46AQI (US)
25th July 2026
52AQI (US)
52AQI (US)
26th July 2026
53AQI (US)
53AQI (US)
27th July 2026
51AQI (US)
51AQI (US)
28th July 2026
46AQI (US)
46AQI (US)
29th July 2026
33AQI (US)
33AQI (US)
30th July 2026
40AQI (US)
40AQI (US)
31st July 2026
45AQI (US)
45AQI (US)
1st August 2026
42AQI (US)
42AQI (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
30AQI (US)
37AQI (US)
34AQI (US)
26AQI (US)
32AQI (US)
21AQI (US)
54AQI (US)
42AQI (US)
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202634AQI (US)
29
2
28
30
1
28
28
2
29
1
20
7
3
1
1
193
13
3
1
Highest AQI (US) recorded in
July54AQI (US)
Lowest AQI (US) recorded in
June21AQI (US)
202537AQI (US)
30
1
27
1
30
1
27
3
31
15
15
16
14
1
18
10
3
24
6
27
4
26
4
20
11
291
70
4
Highest AQI (US) recorded in
June51AQI (US)
Lowest AQI (US) recorded in
May24AQI (US)
202434AQI (US)
28
2
24
5
31
30
29
2
28
1
26
5
22
9
25
5
26
5
27
3
29
2
325
39
Highest AQI (US) recorded in
July42AQI (US)
Lowest AQI (US) recorded in
January28AQI (US)
202342AQI (US)
24
6
26
2
26
5
27
3
26
5
5
22
2
1
20
8
3
17
14
28
2
29
2
26
3
28
3
282
75
3
2
1
Highest AQI (US) recorded in
June76AQI (US)
Lowest AQI (US) recorded in
December30AQI (US)
202239AQI (US)
22
4
15
6
24
7
22
2
23
26
4
17
5
1
27
2
26
5
24
6
22
9
249
50
Highest AQI (US) recorded in
June42AQI (US)
Lowest AQI (US) recorded in
May32AQI (US)
202139AQI (US)
22
7
21
7
29
2
28
2
30
1
29
1
20
11
21
10
30
28
3
21
7
21
9
1
300
60
1
Highest AQI (US) recorded in
August49AQI (US)
Lowest AQI (US) recorded in
May34AQI (US)
202040AQI (US)
18
25
5
24
7
24
7
26
3
31
18
6
24
5
190
33
Highest AQI (US) recorded in
June44AQI (US)
Lowest AQI (US) recorded in
October33AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Most Polluted Year Recorded
2023(Avg.)
42AQI (US)Least Polluted Year Recorded
2024(Avg.)
34AQI (US)Cary's annual 2026 AQI (US) (34) shows an average percentage change of -11.2% (improved AQI (US)) compared to previous years: 2020 (40), 2021 (39), 2022 (39), 2023 (42), 2024 (34), 2025 (37).
