Country Background
HistoryAQIPM₂.₅PM₁₀COSO₂NO₂O₃

McCook, 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+

July Air Quality Analysis

McCook, Illinois, United States

2025
2026
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
17th Jul 2026
159AQI
Lowest AQI recorded on
3rd Jul 2026
24AQI

Same Day Analysis (29th July):
On this day, AQI across the 2 years varied significantly: 2026 ranks 2nd highest AQI at 34 of Good air quality, showing improvement over 2025 on the same day.

Day & Night AQI Trend: 29th Jul - 30th Jul 2026

McCook, Illinois, United States

AQI
Day
Night
.

5 AM29th Jul 2026

8 PM

4 AM30th Jul 2026

Day time
Avg. Highest Time
7AM29th Jul

42AQI

Avg. Lowest Time
8AM29th Jul

21AQI

Night time
Avg. Highest Time
4AM30th Jul

51AQI

Avg. Lowest Time
1AM30th Jul

23AQI

In the last 24 hours,

McCook's AQI reached its highest point of 51 at 4 AM during the Night, while the lowest point, 21, was recorded at 8 AM during the Day between 29th Jul and 30th Jul 2026.

Day & Night AQI Trend : Jul 2026

McCook, Illinois, United States

Jul
01st - 02nd02nd - 03rd03rd - 04th04th - 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
Day
Night
1st Jul 2026285 AMAQI
1st Jul 2026286 AMAQI
1st Jul 2026287 AMAQI
1st Jul 2026268 AMAQI
1st Jul 2026299 AMAQI
1st Jul 20263010 AMAQI
1st Jul 20263011 AMAQI
1st Jul 20263012 PMAQI
1st Jul 2026281 PMAQI
1st Jul 2026262 PMAQI
1st Jul 2026493 PMAQI
1st Jul 2026484 PMAQI
1st Jul 2026265 PMAQI
1st Jul 2026276 PMAQI
1st Jul 2026267 PMAQI
1st Jul 2026278 PMAQI
1st Jul 2026229 PMAQI
1st Jul 20262110 PMAQI
1st Jul 20262011 PMAQI
2nd Jul 20264012 AMAQI
2nd Jul 2026241 AMAQI
2nd Jul 2026242 AMAQI
2nd Jul 2026343 AMAQI
2nd Jul 2026354 AMAQI

31°C25/38°C

2nd Jul 2026255 AMAQI
2nd Jul 2026256 AMAQI
2nd Jul 2026197 AMAQI
2nd Jul 2026208 AMAQI
2nd Jul 2026279 AMAQI
2nd Jul 20262710 AMAQI
2nd Jul 20261211 AMAQI
2nd Jul 20262212 PMAQI
2nd Jul 2026121 PMAQI
2nd Jul 2026122 PMAQI
2nd Jul 2026203 PMAQI
2nd Jul 2026174 PMAQI
2nd Jul 2026385 PMAQI
2nd Jul 2026386 PMAQI
2nd Jul 2026297 PMAQI
2nd Jul 2026268 PMAQI
2nd Jul 2026269 PMAQI
2nd Jul 20262410 PMAQI
2nd Jul 20262611 PMAQI
3rd Jul 20263012 AMAQI
3rd Jul 2026221 AMAQI
3rd Jul 2026302 AMAQI
3rd Jul 202693 AMAQI
3rd Jul 2026104 AMAQI

31°C26/38°C

3rd Jul 2026305 AMAQI
3rd Jul 2026226 AMAQI
3rd Jul 2026287 AMAQI
3rd Jul 2026208 AMAQI
3rd Jul 2026229 AMAQI
3rd Jul 20262210 AMAQI
3rd Jul 20263211 AMAQI
3rd Jul 20263912 PMAQI
3rd Jul 2026231 PMAQI
3rd Jul 2026242 PMAQI
3rd Jul 2026223 PMAQI
3rd Jul 2026234 PMAQI
3rd Jul 2026175 PMAQI
3rd Jul 2026286 PMAQI
3rd Jul 2026247 PMAQI
3rd Jul 2026248 PMAQI
3rd Jul 2026289 PMAQI
3rd Jul 20262510 PMAQI
3rd Jul 20262911 PMAQI
4th Jul 20263212 AMAQI
4th Jul 2026381 AMAQI
4th Jul 2026442 AMAQI
4th Jul 2026323 AMAQI
4th Jul 2026124 AMAQI

28°C23/35°C

4th Jul 2026275 AMAQI
4th Jul 2026256 AMAQI
4th Jul 2026257 AMAQI
4th Jul 2026478 AMAQI
4th Jul 2026289 AMAQI
4th Jul 20262810 AMAQI
4th Jul 20264611 AMAQI
4th Jul 20262412 PMAQI
4th Jul 2026241 PMAQI
4th Jul 2026252 PMAQI
4th Jul 2026403 PMAQI
4th Jul 2026244 PMAQI
4th Jul 2026435 PMAQI
4th Jul 2026226 PMAQI
4th Jul 2026207 PMAQI
4th Jul 2026218 PMAQI
4th Jul 2026259 PMAQI
4th Jul 20262910 PMAQI
4th Jul 20269211 PMAQI
5th Jul 20267012 AMAQI
5th Jul 2026421 AMAQI
5th Jul 2026502 AMAQI
5th Jul 2026423 AMAQI
5th Jul 2026504 AMAQI

24°C21/29°C

5th Jul 2026335 AMAQI
5th Jul 2026496 AMAQI
5th Jul 2026287 AMAQI
5th Jul 2026488 AMAQI
5th Jul 2026489 AMAQI
5th Jul 20264710 AMAQI
5th Jul 20264411 AMAQI
5th Jul 20263012 PMAQI
5th Jul 2026561 PMAQI
5th Jul 2026472 PMAQI
5th Jul 2026583 PMAQI
5th Jul 2026464 PMAQI
5th Jul 2026465 PMAQI
5th Jul 2026466 PMAQI
5th Jul 2026467 PMAQI
5th Jul 2026438 PMAQI
5th Jul 2026269 PMAQI
5th Jul 20263310 PMAQI
5th Jul 20263311 PMAQI
6th Jul 20262912 AMAQI
6th Jul 2026251 AMAQI
6th Jul 2026462 AMAQI
6th Jul 2026463 AMAQI
6th Jul 2026464 AMAQI

22°C19/25°C

6th Jul 2026505 AMAQI
6th Jul 2026256 AMAQI
6th Jul 2026467 AMAQI
6th Jul 2026428 AMAQI
6th Jul 2026429 AMAQI
6th Jul 20262510 AMAQI
6th Jul 20264211 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 2026217 PMAQI
6th Jul 2026328 PMAQI
6th Jul 2026389 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 2026224 AMAQI

22°C20/27°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 2026382 PMAQI
7th Jul 2026333 PMAQI
7th Jul 2026384 PMAQI
7th Jul 2026425 PMAQI
7th Jul 2026386 PMAQI
7th Jul 2026337 PMAQI
7th Jul 2026388 PMAQI
7th Jul 2026469 PMAQI
7th Jul 20264610 PMAQI
7th Jul 20263311 PMAQI
8th Jul 20264212 AMAQI
8th Jul 2026461 AMAQI
8th Jul 2026422 AMAQI
8th Jul 2026423 AMAQI
8th Jul 2026524 AMAQI

24°C19/31°C

8th Jul 2026425 AMAQI
8th Jul 2026426 AMAQI
8th Jul 2026427 AMAQI
8th Jul 2026428 AMAQI
8th Jul 2026389 AMAQI
8th Jul 20263410 AMAQI
8th Jul 20263311 AMAQI
8th Jul 20262912 PMAQI
8th Jul 2026291 PMAQI
8th Jul 2026292 PMAQI
8th Jul 2026253 PMAQI
8th Jul 2026444 PMAQI
8th Jul 2026445 PMAQI
8th Jul 2026316 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 2026523 AMAQI
9th Jul 2026254 AMAQI

26°C19/34°C

9th Jul 2026175 AMAQI
9th Jul 2026216 AMAQI
9th Jul 2026447 AMAQI
9th Jul 2026288 AMAQI
9th Jul 2026329 AMAQI
9th Jul 20263110 AMAQI
9th Jul 20263011 AMAQI
9th Jul 20262412 PMAQI
9th Jul 2026301 PMAQI
9th Jul 2026232 PMAQI
9th Jul 2026313 PMAQI
9th Jul 2026214 PMAQI
9th Jul 2026265 PMAQI
9th Jul 2026216 PMAQI
9th Jul 2026267 PMAQI
9th Jul 2026178 PMAQI
9th Jul 2026219 PMAQI
9th Jul 20262310 PMAQI
9th Jul 20262011 PMAQI
10th Jul 20262212 AMAQI
10th Jul 2026201 AMAQI
10th Jul 2026172 AMAQI
10th Jul 2026113 AMAQI
10th Jul 2026404 AMAQI

27°C22/33°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 2026328 PMAQI
10th Jul 2026329 PMAQI
10th Jul 20263310 PMAQI
10th Jul 20262911 PMAQI
11th Jul 20264012 AMAQI
11th Jul 2026351 AMAQI
11th Jul 2026432 AMAQI
11th Jul 2026723 AMAQI
11th Jul 2026564 AMAQI

25°C21/31°C

11th Jul 2026565 AMAQI
11th Jul 2026466 AMAQI
11th Jul 2026467 AMAQI
11th Jul 2026468 AMAQI
11th Jul 2026429 AMAQI
11th Jul 20264210 AMAQI
11th Jul 20264411 AMAQI
11th Jul 20264212 PMAQI
11th Jul 2026421 PMAQI
11th Jul 2026282 PMAQI
11th Jul 2026173 PMAQI
11th Jul 2026214 PMAQI
11th Jul 2026255 PMAQI
11th Jul 2026286 PMAQI
11th Jul 2026287 PMAQI
11th Jul 2026408 PMAQI
11th Jul 2026409 PMAQI
11th Jul 20265110 PMAQI
11th Jul 20262811 PMAQI
12th Jul 20264212 AMAQI
12th Jul 2026331 AMAQI
12th Jul 2026322 AMAQI
12th Jul 2026383 AMAQI
12th Jul 2026284 AMAQI

24°C20/31°C

12th Jul 2026465 AMAQI
12th Jul 2026426 AMAQI
12th Jul 2026467 AMAQI
12th Jul 2026408 AMAQI
12th Jul 2026489 AMAQI
12th Jul 20265410 AMAQI
12th Jul 20264911 AMAQI
12th Jul 20264712 PMAQI
12th Jul 2026381 PMAQI
12th Jul 2026352 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 2026441 AMAQI
13th Jul 2026462 AMAQI
13th Jul 2026463 AMAQI
13th Jul 2026464 AMAQI

26°C20/33°C

13th Jul 2026465 AMAQI
13th Jul 2026526 AMAQI
13th Jul 2026407 AMAQI
13th Jul 2026428 AMAQI
13th Jul 2026399 AMAQI
13th Jul 20265310 AMAQI
13th Jul 20264911 AMAQI
13th Jul 20264812 PMAQI
13th Jul 2026371 PMAQI
13th Jul 2026382 PMAQI
13th Jul 2026293 PMAQI
13th Jul 2026334 PMAQI
13th Jul 2026375 PMAQI
13th Jul 2026386 PMAQI
13th Jul 2026467 PMAQI
13th Jul 2026428 PMAQI
13th Jul 2026429 PMAQI
13th Jul 20264410 PMAQI
13th Jul 20263811 PMAQI
14th Jul 20263312 AMAQI
14th Jul 2026501 AMAQI
14th Jul 2026522 AMAQI
14th Jul 2026503 AMAQI
14th Jul 2026504 AMAQI

28°C20/36°C

14th Jul 2026335 AMAQI
14th Jul 2026326 AMAQI
14th Jul 2026347 AMAQI
14th Jul 2026368 AMAQI
14th Jul 2026369 AMAQI
14th Jul 20263310 AMAQI
14th Jul 20263711 AMAQI
14th Jul 20264412 PMAQI
14th Jul 2026341 PMAQI
14th Jul 2026362 PMAQI
14th Jul 2026323 PMAQI
14th Jul 2026304 PMAQI
14th Jul 2026325 PMAQI
14th Jul 2026366 PMAQI
14th Jul 2026387 PMAQI
14th Jul 2026328 PMAQI
14th Jul 2026269 PMAQI
14th Jul 20262410 PMAQI
14th Jul 20262211 PMAQI
15th Jul 20262112 AMAQI
15th Jul 2026421 AMAQI
15th Jul 2026942 AMAQI
15th Jul 2026423 AMAQI
15th Jul 2026254 AMAQI

30°C22/39°C

15th Jul 2026295 AMAQI
15th Jul 2026296 AMAQI
15th Jul 2026887 AMAQI
15th Jul 2026298 AMAQI
15th Jul 2026499 AMAQI
15th Jul 20264410 AMAQI
15th Jul 20264411 AMAQI
15th Jul 20264712 PMAQI
15th Jul 2026401 PMAQI
15th Jul 2026512 PMAQI
15th Jul 2026443 PMAQI
15th Jul 2026424 PMAQI
15th Jul 2026295 PMAQI
15th Jul 2026406 PMAQI
15th Jul 2026427 PMAQI
15th Jul 2026408 PMAQI
15th Jul 2026729 PMAQI
15th Jul 202610610 PMAQI
15th Jul 202610311 PMAQI
16th Jul 20268412 AMAQI
16th Jul 2026401 AMAQI
16th Jul 2026522 AMAQI
16th Jul 2026333 AMAQI
16th Jul 2026884 AMAQI

31°C24/39°C

16th Jul 20261085 AMAQI
16th Jul 20262136 AMAQI
16th Jul 20261457 AMAQI
16th Jul 20261828 AMAQI
16th Jul 2026309 AMAQI
16th Jul 20263010 AMAQI
16th Jul 20263111 AMAQI
16th Jul 202626212 PMAQI
16th Jul 2026311 PMAQI
16th Jul 20261362 PMAQI
16th Jul 20261143 PMAQI
16th Jul 20261014 PMAQI
16th Jul 20261305 PMAQI
16th Jul 2026546 PMAQI
16th Jul 20261067 PMAQI
16th Jul 2026308 PMAQI
16th Jul 2026309 PMAQI
16th Jul 20269410 PMAQI
16th Jul 202610011 PMAQI
17th Jul 202611012 AMAQI
17th Jul 2026251 AMAQI
17th Jul 20261022 AMAQI
17th Jul 20262913 AMAQI
17th Jul 20263114 AMAQI

29°C23/37°C

17th Jul 20262595 AMAQI
17th Jul 20262786 AMAQI
17th Jul 20262687 AMAQI
17th Jul 20262758 AMAQI
17th Jul 20262559 AMAQI
17th Jul 202625610 AMAQI
17th Jul 202622811 AMAQI
17th Jul 202620512 PMAQI
17th Jul 2026781 PMAQI
17th Jul 20261642 PMAQI
17th Jul 20261453 PMAQI
17th Jul 20261204 PMAQI
17th Jul 2026945 PMAQI
17th Jul 2026766 PMAQI
17th Jul 2026717 PMAQI
17th Jul 2026628 PMAQI
17th Jul 2026549 PMAQI
17th Jul 20265110 PMAQI
17th Jul 20264811 PMAQI
18th Jul 20265112 AMAQI
18th Jul 2026511 AMAQI
18th Jul 2026462 AMAQI
18th Jul 2026463 AMAQI
18th Jul 2026464 AMAQI

29°C24/36°C

18th Jul 2026485 AMAQI
18th Jul 2026486 AMAQI
18th Jul 2026447 AMAQI
18th Jul 2026488 AMAQI
18th Jul 2026469 AMAQI
18th Jul 20264410 AMAQI
18th Jul 20264411 AMAQI
18th Jul 20264412 PMAQI
18th Jul 2026441 PMAQI
18th Jul 2026462 PMAQI
18th Jul 2026443 PMAQI
18th Jul 2026424 PMAQI
18th Jul 2026425 PMAQI
18th Jul 2026516 PMAQI
18th Jul 2026687 PMAQI
18th Jul 2026968 PMAQI
18th Jul 20261349 PMAQI
18th Jul 202615210 PMAQI
18th Jul 202615611 PMAQI
19th Jul 202616612 AMAQI
19th Jul 20261621 AMAQI
19th Jul 20261602 AMAQI
19th Jul 20261713 AMAQI
19th Jul 20261564 AMAQI

28°C24/35°C

19th Jul 20261265 AMAQI
19th Jul 20261096 AMAQI
19th Jul 20261147 AMAQI
19th Jul 20261108 AMAQI
19th Jul 20261159 AMAQI
19th Jul 202611110 AMAQI
19th Jul 202611511 AMAQI
19th Jul 202610812 PMAQI
19th Jul 20261121 PMAQI
19th Jul 20261042 PMAQI
19th Jul 20261083 PMAQI
19th Jul 20261044 PMAQI
19th Jul 20261105 PMAQI
19th Jul 20261106 PMAQI
19th Jul 20261307 PMAQI
19th Jul 20261228 PMAQI
19th Jul 20261249 PMAQI
19th Jul 202612210 PMAQI
19th Jul 202611411 PMAQI
20th Jul 202612812 AMAQI
20th Jul 20261301 AMAQI
20th Jul 20261282 AMAQI
20th Jul 20261363 AMAQI
20th Jul 20261354 AMAQI

24°C20/31°C

20th Jul 20261255 AMAQI
20th Jul 20261226 AMAQI
20th Jul 20261257 AMAQI
20th Jul 20261408 AMAQI
20th Jul 20261269 AMAQI
20th Jul 202612910 AMAQI
20th Jul 202612011 AMAQI
20th Jul 202612012 PMAQI
20th Jul 20261241 PMAQI
20th Jul 20261202 PMAQI
20th Jul 20261163 PMAQI
20th Jul 20261094 PMAQI
20th Jul 20261165 PMAQI
20th Jul 20261166 PMAQI
20th Jul 20261227 PMAQI
20th Jul 20261208 PMAQI
20th Jul 20261189 PMAQI
20th Jul 202611611 PMAQI
21st Jul 202610912 AMAQI
21st Jul 2026981 AMAQI
21st Jul 2026882 AMAQI
21st Jul 2026833 AMAQI
21st Jul 2026724 AMAQI

24°C18/32°C

21st Jul 2026585 AMAQI
21st Jul 2026526 AMAQI
21st Jul 2026517 AMAQI
21st Jul 2026428 AMAQI
21st Jul 2026429 AMAQI
21st Jul 20262910 AMAQI
21st Jul 20264411 AMAQI
21st Jul 20264912 PMAQI
21st Jul 2026561 PMAQI
21st Jul 2026562 PMAQI
21st Jul 2026563 PMAQI
21st Jul 2026534 PMAQI
21st Jul 2026465 PMAQI
21st Jul 2026506 PMAQI
21st Jul 2026447 PMAQI
21st Jul 2026448 PMAQI
21st Jul 2026279 PMAQI
21st Jul 20264210 PMAQI
21st Jul 20264211 PMAQI
22nd Jul 20263812 AMAQI
22nd Jul 2026341 AMAQI
22nd Jul 2026462 AMAQI
22nd Jul 2026363 AMAQI
22nd Jul 2026314 AMAQI

26°C20/33°C

22nd Jul 2026485 AMAQI
22nd Jul 2026386 AMAQI
22nd Jul 2026387 AMAQI
22nd Jul 2026308 AMAQI
22nd Jul 2026289 AMAQI
22nd Jul 20262110 AMAQI
22nd Jul 20261311 AMAQI
22nd Jul 20262512 PMAQI
22nd Jul 2026201 PMAQI
22nd Jul 2026202 PMAQI
22nd Jul 2026183 PMAQI
22nd Jul 2026224 PMAQI
22nd Jul 2026255 PMAQI
22nd Jul 2026266 PMAQI
22nd Jul 2026297 PMAQI
22nd Jul 2026318 PMAQI
22nd Jul 2026659 PMAQI
22nd Jul 20264610 PMAQI
22nd Jul 20263311 PMAQI
23rd Jul 20263812 AMAQI
23rd Jul 2026521 AMAQI
23rd Jul 2026272 AMAQI
23rd Jul 2026383 AMAQI
23rd Jul 2026294 AMAQI

20°C15/25°C

23rd Jul 2026295 AMAQI
23rd Jul 2026256 AMAQI
23rd Jul 2026507 AMAQI
23rd Jul 2026448 AMAQI
23rd Jul 2026469 AMAQI
23rd Jul 20264410 AMAQI
23rd Jul 20262711 AMAQI
23rd Jul 20262312 PMAQI
23rd Jul 2026521 PMAQI
23rd Jul 2026442 PMAQI
23rd Jul 2026233 PMAQI
23rd Jul 2026214 PMAQI
23rd Jul 2026445 PMAQI
23rd Jul 2026426 PMAQI
23rd Jul 2026407 PMAQI
23rd Jul 2026408 PMAQI
23rd Jul 2026259 PMAQI
23rd Jul 20262510 PMAQI
23rd Jul 20264611 PMAQI
24th Jul 20264012 AMAQI
24th Jul 2026501 AMAQI
24th Jul 2026462 AMAQI
24th Jul 2026513 AMAQI
24th Jul 2026494 AMAQI

20°C14/28°C

24th Jul 2026515 AMAQI
24th Jul 2026506 AMAQI
24th Jul 2026487 AMAQI
24th Jul 2026518 AMAQI
24th Jul 2026539 AMAQI
24th Jul 20265410 AMAQI
24th Jul 20265211 AMAQI
24th Jul 20264612 PMAQI
24th Jul 2026461 PMAQI
24th Jul 2026522 PMAQI
24th Jul 2026293 PMAQI
24th Jul 2026294 PMAQI
24th Jul 2026385 PMAQI
24th Jul 2026366 PMAQI
24th Jul 2026327 PMAQI
24th Jul 2026278 PMAQI
24th Jul 2026339 PMAQI
24th Jul 20263310 PMAQI
24th Jul 20263011 PMAQI
25th Jul 20265512 AMAQI
25th Jul 2026441 AMAQI
25th Jul 2026462 AMAQI
25th Jul 2026443 AMAQI
25th Jul 2026464 AMAQI

22°C16/30°C

25th Jul 2026465 AMAQI
25th Jul 2026426 AMAQI
25th Jul 2026507 AMAQI
25th Jul 2026508 AMAQI
25th Jul 2026499 AMAQI
25th Jul 20264710 AMAQI
25th Jul 20262311 AMAQI
25th Jul 20263812 PMAQI
25th Jul 2026421 PMAQI
25th Jul 2026442 PMAQI
25th Jul 2026443 PMAQI
25th Jul 2026464 PMAQI
25th Jul 2026465 PMAQI
25th Jul 2026466 PMAQI
25th Jul 2026507 PMAQI
25th Jul 2026518 PMAQI
25th Jul 2026469 PMAQI
25th Jul 20264410 PMAQI
25th Jul 20264611 PMAQI
26th Jul 20264612 AMAQI
26th Jul 2026441 AMAQI
26th Jul 2026462 AMAQI
26th Jul 2026443 AMAQI
26th Jul 2026444 AMAQI

22°C17/29°C

26th Jul 2026465 AMAQI
26th Jul 2026486 AMAQI
26th Jul 2026447 AMAQI
26th Jul 2026468 AMAQI
26th Jul 2026449 AMAQI
26th Jul 20264410 AMAQI
26th Jul 20264811 AMAQI
26th Jul 20264412 PMAQI
26th Jul 2026491 PMAQI
26th Jul 2026532 PMAQI
26th Jul 2026563 PMAQI
26th Jul 2026584 PMAQI
26th Jul 2026585 PMAQI
26th Jul 2026576 PMAQI
26th Jul 2026587 PMAQI
26th Jul 2026538 PMAQI
26th Jul 2026549 PMAQI
26th Jul 20265210 PMAQI
26th Jul 20265211 PMAQI
27th Jul 20265312 AMAQI
27th Jul 2026491 AMAQI
27th Jul 2026502 AMAQI
27th Jul 2026483 AMAQI
27th Jul 2026514 AMAQI

27°C22/36°C

27th Jul 2026515 AMAQI
27th Jul 2026576 AMAQI
27th Jul 2026597 AMAQI
27th Jul 2026638 AMAQI
27th Jul 2026649 AMAQI
27th Jul 20265910 AMAQI
27th Jul 20266011 AMAQI
27th Jul 20265912 PMAQI
27th Jul 2026591 PMAQI
27th Jul 2026552 PMAQI
27th Jul 2026483 PMAQI
27th Jul 2026494 PMAQI
27th Jul 2026315 PMAQI
27th Jul 2026346 PMAQI
27th Jul 2026367 PMAQI
27th Jul 2026408 PMAQI
27th Jul 2026429 PMAQI
27th Jul 20263110 PMAQI
27th Jul 20264711 PMAQI
28th Jul 20264812 AMAQI
28th Jul 2026441 AMAQI
28th Jul 2026442 AMAQI
28th Jul 2026443 AMAQI
28th Jul 2026444 AMAQI

27°C23/37°C

28th Jul 2026465 AMAQI
28th Jul 2026446 AMAQI
28th Jul 2026447 AMAQI
28th Jul 2026428 AMAQI
28th Jul 2026449 AMAQI
28th Jul 20264610 AMAQI
28th Jul 20265011 AMAQI
28th Jul 20265112 PMAQI
28th Jul 2026531 PMAQI
28th Jul 2026512 PMAQI
28th Jul 2026513 PMAQI
28th Jul 2026484 PMAQI
28th Jul 2026485 PMAQI
28th Jul 2026426 PMAQI
28th Jul 2026387 PMAQI
28th Jul 2026468 PMAQI
28th Jul 2026289 PMAQI
28th Jul 20263810 PMAQI
28th Jul 20263311 PMAQI
29th Jul 20264412 AMAQI
29th Jul 2026361 AMAQI
29th Jul 2026382 AMAQI
29th Jul 2026273 AMAQI
29th Jul 2026304 AMAQI

22°C18/26°C

29th Jul 2026365 AMAQI
29th Jul 2026386 AMAQI
29th Jul 2026427 AMAQI
29th Jul 2026218 AMAQI
29th Jul 2026279 AMAQI
29th Jul 20263010 AMAQI
29th Jul 20263811 AMAQI
29th Jul 20262712 PMAQI
29th Jul 2026291 PMAQI
29th Jul 2026402 PMAQI
29th Jul 2026283 PMAQI
29th Jul 2026344 PMAQI
29th Jul 2026265 PMAQI
29th Jul 2026386 PMAQI
29th Jul 2026277 PMAQI
29th Jul 2026308 PMAQI
29th Jul 2026429 PMAQI
29th Jul 20264410 PMAQI
29th Jul 20263811 PMAQI
30th Jul 20264612 AMAQI
30th Jul 2026231 AMAQI
30th Jul 2026292 AMAQI
30th Jul 2026473 AMAQI
30th Jul 2026514 AMAQI

22°C17/28°C

30th Jul 2026465 AMAQI
5 AM
30th Jul 2026326 AMAQI
30th Jul 2026347 AMAQI
30th Jul 2026468 AMAQI
30th Jul 2026469 AMAQI
30th Jul 20264210 AMAQI
30th Jul 20264211 AMAQI
30th Jul 20262512 PMAQI
12 PM
30th Jul 2026211 PMAQI
30th Jul 2026252 PMAQI
30th Jul 2026253 PMAQI
30th Jul 2026424 PMAQI
30th Jul 2026405 PMAQI
30th Jul 2026406 PMAQI
30th Jul 2026427 PMAQI
30th Jul 2026488 PMAQI
8 PM
30th Jul 2026449 PMAQI
30th Jul 20264610 PMAQI
30th Jul 20264611 PMAQI
12 AM
4 AM

25°C17/34°C

Day time
Avg. Highest Time
5 AM - 8 AM

57AQI

4 hours / Day
120 hours / Month
Avg. Lowest Time
1 PM

44AQI

1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 5 AM to 8 AM (Avg. 57), while the lowest AQI was between 1 PM to 1 PM (Avg. 44).
Night time
Avg. Highest Time
3 AM - 4 AM

59AQI

2 hours / Day
60 hours / Month
Avg. Lowest Time
9 PM

46AQI

1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 3 AM to 4 AM (Avg. 59), while the lowest AQI was between 9 PM to 9 PM (Avg. 46).

2026 Days Vs Air Quality

McCook, Illinois, United States

2026

91%

188

8%

16

0.9%

2

0.4%

1

Total number of days with different AQI categories in last 211 days in 2026 (154 days remaining)

Good
188 Days
Moderate
16 Days
Poor
2 Days
Unhealthy
1 Days
Severe
0 Days
Hazardous
0 Days

Under WHO’s Safe Air Quality Limits: 91%

Health Risk Level:

Very Low

In 2026, 91% of 211 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

McCook, 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
19AQI (US)
2nd January 2026
28AQI (US)
3rd January 2026
30AQI (US)
4th January 2026
32AQI (US)
5th January 2026
49AQI (US)
6th January 2026
72AQI (US)
7th January 2026
53AQI (US)
8th January 2026
47AQI (US)
9th January 2026
23AQI (US)
10th January 2026
29AQI (US)
11th January 2026
22AQI (US)
12th January 2026
21AQI (US)
13th January 2026
27AQI (US)
14th January 2026
14AQI (US)
15th January 2026
14AQI (US)
16th January 2026
22AQI (US)
17th January 2026
17AQI (US)
18th January 2026
17AQI (US)
19th January 2026
20AQI (US)
20th January 2026
23AQI (US)
21st January 2026
35AQI (US)
22nd January 2026
60AQI (US)
23rd January 2026
59AQI (US)
24th January 2026
48AQI (US)
25th January 2026
50AQI (US)
26th January 2026
47AQI (US)
27th January 2026
37AQI (US)
28th January 2026
43AQI (US)
29th January 2026
51AQI (US)
30th January 2026
58AQI (US)
31st January 2026
43AQI (US)
1st February 2026
45AQI (US)
2nd February 2026
52AQI (US)
3rd February 2026
48AQI (US)
4th February 2026
44AQI (US)
5th February 2026
51AQI (US)
6th February 2026
45AQI (US)
7th February 2026
39AQI (US)
8th February 2026
41AQI (US)
9th February 2026
48AQI (US)
10th February 2026
48AQI (US)
11th February 2026
38AQI (US)
12th February 2026
38AQI (US)
13th February 2026
50AQI (US)
14th February 2026
49AQI (US)
15th February 2026
46AQI (US)
16th February 2026
46AQI (US)
17th February 2026
48AQI (US)
18th February 2026
44AQI (US)
19th February 2026
43AQI (US)
20th February 2026
38AQI (US)
21st February 2026
35AQI (US)
22nd February 2026
36AQI (US)
23rd February 2026
38AQI (US)
24th February 2026
45AQI (US)
25th February 2026
44AQI (US)
26th February 2026
34AQI (US)
27th February 2026
34AQI (US)
28th February 2026
33AQI (US)
1st March 2026
40AQI (US)
2nd March 2026
57AQI (US)
3rd March 2026
44AQI (US)
4th March 2026
46AQI (US)
5th March 2026
46AQI (US)
6th March 2026
41AQI (US)
7th March 2026
37AQI (US)
8th March 2026
40AQI (US)
9th March 2026
36AQI (US)
10th March 2026
36AQI (US)
11th March 2026
42AQI (US)
12th March 2026
38AQI (US)
13th March 2026
40AQI (US)
14th March 2026
36AQI (US)
15th March 2026
31AQI (US)
16th March 2026
37AQI (US)
17th March 2026
33AQI (US)
18th March 2026
30AQI (US)
19th March 2026
41AQI (US)
20th March 2026
45AQI (US)
21st March 2026
40AQI (US)
22nd March 2026
34AQI (US)
23rd March 2026
40AQI (US)
24th March 2026
35AQI (US)
25th March 2026
32AQI (US)
26th March 2026
33AQI (US)
27th March 2026
29AQI (US)
28th March 2026
28AQI (US)
29th March 2026
30AQI (US)
30th March 2026
28AQI (US)
31st March 2026
29AQI (US)
1st April 2026
30AQI (US)
2nd April 2026
28AQI (US)
3rd April 2026
28AQI (US)
4th April 2026
31AQI (US)
5th April 2026
30AQI (US)
6th April 2026
32AQI (US)
7th April 2026
28AQI (US)
8th April 2026
35AQI (US)
9th April 2026
30AQI (US)
10th April 2026
33AQI (US)
11th April 2026
30AQI (US)
12th April 2026
29AQI (US)
13th April 2026
32AQI (US)
14th April 2026
32AQI (US)
15th April 2026
33AQI (US)
16th April 2026
29AQI (US)
17th April 2026
18th April 2026
28AQI (US)
19th April 2026
33AQI (US)
20th April 2026
28AQI (US)
21st April 2026
26AQI (US)
22nd April 2026
23rd April 2026
26AQI (US)
24th April 2026
28AQI (US)
25th April 2026
28AQI (US)
26th April 2026
34AQI (US)
27th April 2026
26AQI (US)
28th April 2026
25AQI (US)
29th April 2026
24AQI (US)
30th April 2026
27AQI (US)
1st May 2026
24AQI (US)
2nd May 2026
24AQI (US)
3rd May 2026
23AQI (US)
4th May 2026
35AQI (US)
5th May 2026
38AQI (US)
6th May 2026
28AQI (US)
7th May 2026
26AQI (US)
8th May 2026
33AQI (US)
9th May 2026
10th May 2026
31AQI (US)
11th May 2026
29AQI (US)
12th May 2026
26AQI (US)
13th May 2026
28AQI (US)
14th May 2026
25AQI (US)
15th May 2026
47AQI (US)
16th May 2026
52AQI (US)
17th May 2026
57AQI (US)
18th May 2026
57AQI (US)
19th May 2026
56AQI (US)
20th May 2026
50AQI (US)
21st May 2026
43AQI (US)
22nd May 2026
45AQI (US)
23rd May 2026
50AQI (US)
24th May 2026
46AQI (US)
25th May 2026
46AQI (US)
26th May 2026
32AQI (US)
27th May 2026
28AQI (US)
28th May 2026
16AQI (US)
29th May 2026
22AQI (US)
30th May 2026
28AQI (US)
31st May 2026
27AQI (US)
1st June 2026
29AQI (US)
2nd June 2026
23AQI (US)
3rd June 2026
23AQI (US)
4th June 2026
25AQI (US)
5th June 2026
31AQI (US)
6th June 2026
22AQI (US)
7th June 2026
25AQI (US)
8th June 2026
26AQI (US)
9th June 2026
23AQI (US)
10th June 2026
24AQI (US)
11th June 2026
25AQI (US)
12th June 2026
25AQI (US)
13th June 2026
22AQI (US)
14th June 2026
22AQI (US)
15th June 2026
24AQI (US)
16th June 2026
25AQI (US)
17th June 2026
26AQI (US)
18th June 2026
25AQI (US)
19th June 2026
22AQI (US)
20th June 2026
21AQI (US)
21st June 2026
26AQI (US)
22nd June 2026
22AQI (US)
23rd June 2026
18AQI (US)
24th June 2026
24AQI (US)
25th June 2026
23AQI (US)
26th June 2026
24AQI (US)
27th June 2026
31AQI (US)
28th June 2026
28AQI (US)
29th June 2026
27AQI (US)
30th June 2026
38AQI (US)
1st July 2026
32AQI (US)
2nd July 2026
25AQI (US)
3rd July 2026
24AQI (US)
4th July 2026
32AQI (US)
5th July 2026
44AQI (US)
6th July 2026
38AQI (US)
7th July 2026
37AQI (US)
8th July 2026
37AQI (US)
9th July 2026
29AQI (US)
10th July 2026
27AQI (US)
11th July 2026
40AQI (US)
12th July 2026
42AQI (US)
13th July 2026
43AQI (US)
14th July 2026
36AQI (US)
15th July 2026
50AQI (US)
16th July 2026
93AQI (US)
17th July 2026
159AQI (US)
18th July 2026
62AQI (US)
19th July 2026
124AQI (US)
20th July 2026
124AQI (US)
21st July 2026
56AQI (US)
22nd July 2026
32AQI (US)
23rd July 2026
36AQI (US)
24th July 2026
43AQI (US)
25th July 2026
45AQI (US)
26th July 2026
50AQI (US)
27th July 2026
50AQI (US)
28th July 2026
44AQI (US)
29th July 2026
34AQI (US)
30th July 2026
31st July 2026
1st August 2026
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

36AQI (US)

43AQI (US)

37AQI (US)

29AQI (US)

36AQI (US)

25AQI (US)

51AQI (US)

No. of days

Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days

202637AQI (US)

25
6
26
2
30
1
28
26
4
30
23
3
2
1
188
16
2
1

Highest AQI (US) recorded in

July

51AQI (US)

Lowest AQI (US) recorded in

June

25AQI (US)

202543AQI (US)

4
1
29
1
31
14
15
1
16
14
1
18
13
17
13
22
9
20
10
18
13
189
89
2

Highest AQI (US) recorded in

June

54AQI (US)

Lowest AQI (US) recorded in

May

26AQI (US)

Most & Least Polluted Years Over the Last 2 Years

Most Polluted Year Recorded
2025(Avg.)
43AQI (US)
Least Polluted Year Recorded
2026(Avg.)
37AQI (US)

McCook's annual 2026 AQI (US) (37) shows an average percentage change of -13.9% (improved AQI (US)) compared to previous years: 2025 (43).