Ypsilanti, Michigan, 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
Ypsilanti, Michigan, United States
2022
2023
2024
2025
2026
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
4th Aug 2025
112AQILowest AQI recorded on
20th Aug 2025
17AQISame Day Analysis (14th August):
On this day, AQI across the 5 years varied significantly: 2026 ranks 2nd highest AQI at 46 of Good air quality, showing improvement over 2025 on the same day.
Day & Night AQI Trend: 14th Aug - 15th Aug 2026
Ypsilanti, Michigan, United States
AQI
Day
Night
.
6 AM14th Aug 2026
8 PM
5 AM15th Aug 2026
Day time
Avg. Highest Time
5PM14th Aug
56AQI
Avg. Lowest Time
9AM14th Aug
42AQI
Night time
Avg. Highest Time
9PM14th Aug
51AQI
Avg. Lowest Time
5AM15th Aug
36AQI
In the last 24 hours,
Ypsilanti's AQI reached its highest point of 56 at 5 PM during the Day, while the lowest point, 36, was recorded at 5 AM during the Night between 14th Aug and 15th Aug 2026.
Day & Night AQI Trend : Jul - Aug 2026
Ypsilanti, Michigan, United States
JulAug
17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 31st31st - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th - 06th06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th
Day
Night
17th Jul 20263166 AMAQI
17th Jul 20263047 AMAQI
17th Jul 20263008 AMAQI
17th Jul 20263089 AMAQI
17th Jul 202630310 AMAQI
17th Jul 202628811 AMAQI
17th Jul 202628612 PMAQI
17th Jul 20262531 PMAQI
17th Jul 20262392 PMAQI
17th Jul 20262393 PMAQI
17th Jul 20262224 PMAQI
17th Jul 20262345 PMAQI
17th Jul 20262236 PMAQI
17th Jul 20262287 PMAQI
17th Jul 20262248 PMAQI
17th Jul 20262159 PMAQI
17th Jul 202621410 PMAQI
17th Jul 202620211 PMAQI
18th Jul 202620012 AMAQI
18th Jul 20261831 AMAQI
18th Jul 20261702 AMAQI
18th Jul 20261593 AMAQI
18th Jul 20261374 AMAQI
18th Jul 2026925 AMAQI
25°C17/34°C
18th Jul 2026736 AMAQI
18th Jul 2026627 AMAQI
18th Jul 2026588 AMAQI
18th Jul 2026489 AMAQI
18th Jul 20264210 AMAQI
18th Jul 20264711 AMAQI
18th Jul 20264812 PMAQI
18th Jul 2026431 PMAQI
18th Jul 2026422 PMAQI
18th Jul 2026423 PMAQI
18th Jul 2026574 PMAQI
18th Jul 2026485 PMAQI
18th Jul 2026436 PMAQI
18th Jul 2026607 PMAQI
18th Jul 2026808 PMAQI
18th Jul 20261109 PMAQI
18th Jul 202615210 PMAQI
18th Jul 202615511 PMAQI
19th Jul 202614412 AMAQI
19th Jul 20261161 AMAQI
19th Jul 20261132 AMAQI
19th Jul 20261103 AMAQI
19th Jul 20261114 AMAQI
19th Jul 2026965 AMAQI
27°C22/34°C
19th Jul 2026986 AMAQI
19th Jul 2026997 AMAQI
19th Jul 2026968 AMAQI
19th Jul 20261039 AMAQI
19th Jul 202610710 AMAQI
19th Jul 202611211 AMAQI
19th Jul 202610612 PMAQI
19th Jul 20261111 PMAQI
19th Jul 20261162 PMAQI
19th Jul 20261203 PMAQI
19th Jul 20261184 PMAQI
19th Jul 20261085 PMAQI
19th Jul 2026986 PMAQI
19th Jul 20261007 PMAQI
19th Jul 2026968 PMAQI
19th Jul 2026979 PMAQI
19th Jul 20269210 PMAQI
19th Jul 20268811 PMAQI
20th Jul 20268512 AMAQI
20th Jul 2026841 AMAQI
20th Jul 2026872 AMAQI
20th Jul 2026853 AMAQI
20th Jul 2026864 AMAQI
20th Jul 2026865 AMAQI
23°C16/30°C
20th Jul 2026866 AMAQI
20th Jul 2026867 AMAQI
20th Jul 2026888 AMAQI
20th Jul 2026859 AMAQI
20th Jul 20269010 AMAQI
20th Jul 20269011 AMAQI
20th Jul 20268812 PMAQI
20th Jul 2026871 PMAQI
20th Jul 2026862 PMAQI
20th Jul 2026963 PMAQI
20th Jul 2026904 PMAQI
20th Jul 2026945 PMAQI
20th Jul 2026976 PMAQI
20th Jul 2026927 PMAQI
20th Jul 2026908 PMAQI
20th Jul 2026949 PMAQI
20th Jul 20269110 PMAQI
21st Jul 20269012 AMAQI
21st Jul 2026901 AMAQI
21st Jul 2026922 AMAQI
21st Jul 2026903 AMAQI
21st Jul 2026964 AMAQI
21st Jul 2026965 AMAQI
22°C13/31°C
21st Jul 2026976 AMAQI
21st Jul 20261007 AMAQI
21st Jul 2026968 AMAQI
21st Jul 2026989 AMAQI
21st Jul 20269610 AMAQI
21st Jul 20269611 AMAQI
21st Jul 20269612 PMAQI
21st Jul 2026781 PMAQI
21st Jul 2026742 PMAQI
21st Jul 2026683 PMAQI
21st Jul 2026504 PMAQI
21st Jul 2026565 PMAQI
21st Jul 2026536 PMAQI
21st Jul 2026457 PMAQI
21st Jul 2026368 PMAQI
21st Jul 2026459 PMAQI
21st Jul 20262310 PMAQI
21st Jul 20262511 PMAQI
22nd Jul 20263112 AMAQI
22nd Jul 2026201 AMAQI
22nd Jul 2026202 AMAQI
22nd Jul 2026423 AMAQI
22nd Jul 2026224 AMAQI
22nd Jul 2026115 AMAQI
26°C20/34°C
22nd Jul 2026126 AMAQI
22nd Jul 2026227 AMAQI
22nd Jul 202688 AMAQI
22nd Jul 2026169 AMAQI
22nd Jul 20261410 AMAQI
22nd Jul 20261411 AMAQI
22nd Jul 20262612 PMAQI
22nd Jul 2026161 PMAQI
22nd Jul 2026182 PMAQI
22nd Jul 2026233 PMAQI
22nd Jul 2026214 PMAQI
22nd Jul 2026205 PMAQI
22nd Jul 2026126 PMAQI
22nd Jul 2026237 PMAQI
22nd Jul 2026198 PMAQI
22nd Jul 2026149 PMAQI
22nd Jul 20262110 PMAQI
22nd Jul 20262911 PMAQI
23rd Jul 20262112 AMAQI
23rd Jul 2026281 AMAQI
23rd Jul 2026232 AMAQI
23rd Jul 2026393 AMAQI
23rd Jul 2026354 AMAQI
23rd Jul 2026355 AMAQI
19°C12/27°C
23rd Jul 2026386 AMAQI
23rd Jul 2026377 AMAQI
23rd Jul 2026378 AMAQI
23rd Jul 2026389 AMAQI
23rd Jul 20263310 AMAQI
23rd Jul 20263811 AMAQI
23rd Jul 20264212 PMAQI
23rd Jul 2026381 PMAQI
23rd Jul 2026212 PMAQI
23rd Jul 2026143 PMAQI
23rd Jul 2026234 PMAQI
23rd Jul 2026385 PMAQI
23rd Jul 2026276 PMAQI
23rd Jul 2026277 PMAQI
23rd Jul 2026288 PMAQI
23rd Jul 2026249 PMAQI
23rd Jul 20263210 PMAQI
23rd Jul 20262911 PMAQI
24th Jul 20263712 AMAQI
24th Jul 2026511 AMAQI
24th Jul 2026252 AMAQI
24th Jul 2026303 AMAQI
24th Jul 2026254 AMAQI
24th Jul 2026225 AMAQI
20°C11/29°C
24th Jul 2026246 AMAQI
24th Jul 2026357 AMAQI
24th Jul 2026348 AMAQI
24th Jul 2026349 AMAQI
24th Jul 20263210 AMAQI
24th Jul 20264011 AMAQI
24th Jul 20264212 PMAQI
24th Jul 2026331 PMAQI
24th Jul 2026302 PMAQI
24th Jul 2026383 PMAQI
24th Jul 2026274 PMAQI
24th Jul 2026295 PMAQI
24th Jul 2026326 PMAQI
24th Jul 2026337 PMAQI
24th Jul 2026308 PMAQI
24th Jul 2026389 PMAQI
24th Jul 20264610 PMAQI
24th Jul 20263411 PMAQI
25th Jul 20262912 AMAQI
25th Jul 2026241 AMAQI
25th Jul 2026412 AMAQI
25th Jul 2026403 AMAQI
25th Jul 2026424 AMAQI
25th Jul 2026405 AMAQI
21°C12/30°C
25th Jul 2026426 AMAQI
25th Jul 2026417 AMAQI
25th Jul 2026428 AMAQI
25th Jul 2026479 AMAQI
25th Jul 20263710 AMAQI
25th Jul 20264011 AMAQI
25th Jul 20262612 PMAQI
25th Jul 2026261 PMAQI
25th Jul 2026262 PMAQI
25th Jul 2026283 PMAQI
25th Jul 2026244 PMAQI
25th Jul 2026295 PMAQI
25th Jul 2026286 PMAQI
25th Jul 2026297 PMAQI
25th Jul 2026238 PMAQI
25th Jul 2026219 PMAQI
25th Jul 20262310 PMAQI
25th Jul 20263811 PMAQI
26th Jul 20264312 AMAQI
26th Jul 2026411 AMAQI
26th Jul 2026422 AMAQI
26th Jul 2026433 AMAQI
26th Jul 2026474 AMAQI
26th Jul 2026435 AMAQI
22°C13/31°C
26th Jul 2026426 AMAQI
26th Jul 2026437 AMAQI
26th Jul 2026448 AMAQI
26th Jul 2026429 AMAQI
26th Jul 20264310 AMAQI
26th Jul 20264211 AMAQI
26th Jul 20264312 PMAQI
26th Jul 2026381 PMAQI
26th Jul 2026392 PMAQI
26th Jul 2026363 PMAQI
26th Jul 2026424 PMAQI
26th Jul 2026505 PMAQI
26th Jul 2026506 PMAQI
26th Jul 2026517 PMAQI
26th Jul 2026528 PMAQI
26th Jul 2026529 PMAQI
26th Jul 20265410 PMAQI
26th Jul 20265811 PMAQI
27th Jul 20265812 AMAQI
27th Jul 2026601 AMAQI
27th Jul 2026602 AMAQI
27th Jul 2026583 AMAQI
27th Jul 2026584 AMAQI
27th Jul 2026615 AMAQI
25°C18/33°C
27th Jul 2026616 AMAQI
27th Jul 2026627 AMAQI
27th Jul 2026618 AMAQI
27th Jul 2026629 AMAQI
27th Jul 20266110 AMAQI
27th Jul 20265611 AMAQI
27th Jul 20265412 PMAQI
27th Jul 2026541 PMAQI
27th Jul 2026552 PMAQI
27th Jul 2026553 PMAQI
27th Jul 2026564 PMAQI
27th Jul 2026545 PMAQI
27th Jul 2026526 PMAQI
27th Jul 2026647 PMAQI
27th Jul 2026708 PMAQI
27th Jul 2026709 PMAQI
27th Jul 20266910 PMAQI
27th Jul 20267011 PMAQI
28th Jul 20267212 AMAQI
28th Jul 2026661 AMAQI
28th Jul 2026642 AMAQI
28th Jul 2026583 AMAQI
28th Jul 2026524 AMAQI
28th Jul 2026425 AMAQI
25°C19/35°C
28th Jul 2026396 AMAQI
28th Jul 2026367 AMAQI
28th Jul 2026388 AMAQI
28th Jul 2026429 AMAQI
28th Jul 20264210 AMAQI
28th Jul 20264511 AMAQI
28th Jul 20265212 PMAQI
28th Jul 2026511 PMAQI
28th Jul 2026522 PMAQI
28th Jul 2026533 PMAQI
28th Jul 2026544 PMAQI
28th Jul 2026485 PMAQI
28th Jul 2026516 PMAQI
28th Jul 2026527 PMAQI
28th Jul 2026528 PMAQI
28th Jul 2026549 PMAQI
28th Jul 20265110 PMAQI
28th Jul 20264811 PMAQI
29th Jul 20265012 AMAQI
29th Jul 2026481 AMAQI
29th Jul 2026482 AMAQI
29th Jul 2026423 AMAQI
29th Jul 2026394 AMAQI
29th Jul 2026395 AMAQI
23°C20/29°C
29th Jul 2026346 AMAQI
29th Jul 2026357 AMAQI
29th Jul 2026378 AMAQI
29th Jul 2026349 AMAQI
29th Jul 20262510 AMAQI
29th Jul 20262311 AMAQI
29th Jul 20263012 PMAQI
29th Jul 2026321 PMAQI
29th Jul 2026302 PMAQI
29th Jul 2026423 PMAQI
29th Jul 2026334 PMAQI
29th Jul 2026365 PMAQI
29th Jul 2026296 PMAQI
29th Jul 2026287 PMAQI
29th Jul 2026258 PMAQI
29th Jul 2026229 PMAQI
29th Jul 20264210 PMAQI
29th Jul 20263211 PMAQI
30th Jul 20264612 AMAQI
30th Jul 2026341 AMAQI
30th Jul 2026282 AMAQI
30th Jul 2026463 AMAQI
30th Jul 2026364 AMAQI
30th Jul 2026305 AMAQI
22°C17/30°C
30th Jul 2026286 AMAQI
30th Jul 2026367 AMAQI
30th Jul 2026328 AMAQI
30th Jul 2026279 AMAQI
30th Jul 20262810 AMAQI
30th Jul 20262311 AMAQI
30th Jul 20262212 PMAQI
30th Jul 2026371 PMAQI
30th Jul 2026392 PMAQI
30th Jul 2026473 PMAQI
30th Jul 2026494 PMAQI
30th Jul 2026485 PMAQI
30th Jul 2026506 PMAQI
30th Jul 2026507 PMAQI
30th Jul 2026498 PMAQI
30th Jul 2026509 PMAQI
30th Jul 20265110 PMAQI
30th Jul 20265311 PMAQI
31st Jul 20265412 AMAQI
31st Jul 2026521 AMAQI
31st Jul 2026502 AMAQI
31st Jul 2026483 AMAQI
31st Jul 2026464 AMAQI
31st Jul 2026465 AMAQI
25°C17/33°C
31st Jul 2026476 AMAQI
31st Jul 2026447 AMAQI
31st Jul 2026438 AMAQI
31st Jul 2026429 AMAQI
31st Jul 20264510 AMAQI
31st Jul 20264511 AMAQI
31st Jul 20264212 PMAQI
31st Jul 2026461 PMAQI
31st Jul 2026482 PMAQI
31st Jul 2026503 PMAQI
31st Jul 2026514 PMAQI
31st Jul 2026525 PMAQI
31st Jul 2026516 PMAQI
31st Jul 2026517 PMAQI
31st Jul 2026508 PMAQI
31st Jul 2026529 PMAQI
31st Jul 20265110 PMAQI
31st Jul 20265411 PMAQI
1st Aug 20265412 AMAQI
1st Aug 2026581 AMAQI
1st Aug 2026592 AMAQI
1st Aug 2026593 AMAQI
1st Aug 2026564 AMAQI
1st Aug 2026585 AMAQI
26°C19/35°C
1st Aug 2026586 AMAQI
1st Aug 2026617 AMAQI
1st Aug 2026608 AMAQI
1st Aug 2026589 AMAQI
1st Aug 20266010 AMAQI
1st Aug 20265811 AMAQI
1st Aug 20265612 PMAQI
1st Aug 2026581 PMAQI
1st Aug 2026542 PMAQI
1st Aug 2026563 PMAQI
1st Aug 2026524 PMAQI
1st Aug 2026505 PMAQI
1st Aug 2026426 PMAQI
1st Aug 2026447 PMAQI
1st Aug 2026398 PMAQI
1st Aug 2026459 PMAQI
1st Aug 20263810 PMAQI
1st Aug 20264211 PMAQI
2nd Aug 20264112 AMAQI
2nd Aug 2026421 AMAQI
2nd Aug 2026302 AMAQI
2nd Aug 2026283 AMAQI
2nd Aug 2026344 AMAQI
2nd Aug 2026345 AMAQI
25°C22/32°C
2nd Aug 2026276 AMAQI
2nd Aug 2026267 AMAQI
2nd Aug 2026268 AMAQI
2nd Aug 2026269 AMAQI
2nd Aug 20262810 AMAQI
2nd Aug 20262611 AMAQI
2nd Aug 20262612 PMAQI
2nd Aug 2026401 PMAQI
2nd Aug 2026472 PMAQI
2nd Aug 2026253 PMAQI
2nd Aug 2026364 PMAQI
2nd Aug 2026365 PMAQI
2nd Aug 2026406 PMAQI
2nd Aug 2026367 PMAQI
2nd Aug 2026368 PMAQI
2nd Aug 2026289 PMAQI
2nd Aug 20262310 PMAQI
2nd Aug 20262911 PMAQI
3rd Aug 20262312 AMAQI
3rd Aug 2026221 AMAQI
3rd Aug 2026242 AMAQI
3rd Aug 2026243 AMAQI
3rd Aug 2026264 AMAQI
3rd Aug 2026315 AMAQI
22°C18/26°C
3rd Aug 2026366 AMAQI
3rd Aug 2026387 AMAQI
3rd Aug 2026268 AMAQI
3rd Aug 2026319 AMAQI
3rd Aug 20263510 AMAQI
3rd Aug 20263811 AMAQI
3rd Aug 20263712 PMAQI
3rd Aug 2026411 PMAQI
3rd Aug 2026362 PMAQI
3rd Aug 2026423 PMAQI
3rd Aug 2026344 PMAQI
3rd Aug 2026375 PMAQI
3rd Aug 2026366 PMAQI
3rd Aug 2026497 PMAQI
3rd Aug 2026418 PMAQI
3rd Aug 2026329 PMAQI
3rd Aug 20263810 PMAQI
3rd Aug 20264011 PMAQI
4th Aug 20263612 AMAQI
4th Aug 2026331 AMAQI
4th Aug 2026232 AMAQI
4th Aug 2026273 AMAQI
4th Aug 2026264 AMAQI
4th Aug 2026365 AMAQI
23°C15/31°C
4th Aug 2026266 AMAQI
4th Aug 2026327 AMAQI
4th Aug 2026278 AMAQI
4th Aug 2026269 AMAQI
4th Aug 20263410 AMAQI
4th Aug 20263211 AMAQI
4th Aug 20264312 PMAQI
4th Aug 2026441 PMAQI
4th Aug 2026362 PMAQI
4th Aug 2026463 PMAQI
4th Aug 2026344 PMAQI
4th Aug 2026465 PMAQI
4th Aug 2026386 PMAQI
4th Aug 2026287 PMAQI
4th Aug 2026358 PMAQI
4th Aug 2026249 PMAQI
4th Aug 20263210 PMAQI
4th Aug 20263311 PMAQI
5th Aug 20263012 AMAQI
5th Aug 2026331 AMAQI
5th Aug 2026312 AMAQI
5th Aug 2026393 AMAQI
5th Aug 2026464 AMAQI
5th Aug 2026415 AMAQI
23°C14/32°C
5th Aug 2026426 AMAQI
5th Aug 2026407 AMAQI
5th Aug 2026428 AMAQI
5th Aug 2026429 AMAQI
5th Aug 20264310 AMAQI
5th Aug 20263211 AMAQI
5th Aug 20263812 PMAQI
5th Aug 2026371 PMAQI
5th Aug 2026422 PMAQI
5th Aug 2026503 PMAQI
5th Aug 2026274 PMAQI
5th Aug 2026425 PMAQI
5th Aug 2026216 PMAQI
5th Aug 2026247 PMAQI
5th Aug 2026348 PMAQI
5th Aug 2026279 PMAQI
5th Aug 20262310 PMAQI
5th Aug 20264211 PMAQI
6th Aug 20264612 AMAQI
6th Aug 2026471 AMAQI
6th Aug 2026472 AMAQI
6th Aug 2026463 AMAQI
6th Aug 2026464 AMAQI
6th Aug 2026425 AMAQI
24°C14/35°C
6th Aug 2026446 AMAQI
6th Aug 2026397 AMAQI
6th Aug 2026448 AMAQI
6th Aug 2026399 AMAQI
6th Aug 20264310 AMAQI
6th Aug 20263611 AMAQI
6th Aug 20264212 PMAQI
6th Aug 2026401 PMAQI
6th Aug 2026422 PMAQI
6th Aug 2026383 PMAQI
6th Aug 2026404 PMAQI
6th Aug 2026355 PMAQI
6th Aug 2026276 PMAQI
6th Aug 2026277 PMAQI
6th Aug 2026468 PMAQI
6th Aug 2026509 PMAQI
6th Aug 20265110 PMAQI
6th Aug 20265311 PMAQI
7th Aug 20263712 AMAQI
7th Aug 2026271 AMAQI
7th Aug 2026312 AMAQI
7th Aug 2026303 AMAQI
7th Aug 2026284 AMAQI
7th Aug 2026295 AMAQI
25°C20/31°C
7th Aug 2026296 AMAQI
7th Aug 2026297 AMAQI
7th Aug 2026448 AMAQI
7th Aug 2026349 AMAQI
7th Aug 20263610 AMAQI
7th Aug 20263911 AMAQI
7th Aug 20264312 PMAQI
7th Aug 2026401 PMAQI
7th Aug 2026402 PMAQI
7th Aug 2026463 PMAQI
7th Aug 2026394 PMAQI
7th Aug 2026395 PMAQI
7th Aug 2026386 PMAQI
7th Aug 2026397 PMAQI
7th Aug 2026428 PMAQI
7th Aug 2026409 PMAQI
7th Aug 20264010 PMAQI
7th Aug 20264111 PMAQI
8th Aug 20263912 AMAQI
8th Aug 2026401 AMAQI
8th Aug 2026362 AMAQI
8th Aug 2026343 AMAQI
8th Aug 2026294 AMAQI
8th Aug 2026255 AMAQI
25°C19/31°C
8th Aug 2026276 AMAQI
8th Aug 2026277 AMAQI
8th Aug 2026298 AMAQI
8th Aug 2026389 AMAQI
8th Aug 20263910 AMAQI
8th Aug 20264011 AMAQI
8th Aug 20263712 PMAQI
8th Aug 2026371 PMAQI
8th Aug 2026382 PMAQI
8th Aug 2026403 PMAQI
8th Aug 2026424 PMAQI
8th Aug 2026455 PMAQI
8th Aug 2026436 PMAQI
8th Aug 2026397 PMAQI
8th Aug 2026418 PMAQI
8th Aug 2026409 PMAQI
8th Aug 20264110 PMAQI
8th Aug 20263411 PMAQI
9th Aug 20262812 AMAQI
9th Aug 2026261 AMAQI
9th Aug 2026272 AMAQI
9th Aug 2026323 AMAQI
9th Aug 2026404 AMAQI
9th Aug 2026305 AMAQI
27°C21/35°C
9th Aug 2026226 AMAQI
9th Aug 2026307 AMAQI
9th Aug 2026308 AMAQI
9th Aug 2026269 AMAQI
9th Aug 20262810 AMAQI
9th Aug 20262311 AMAQI
9th Aug 20262512 PMAQI
9th Aug 2026251 PMAQI
9th Aug 2026292 PMAQI
9th Aug 2026213 PMAQI
9th Aug 2026254 PMAQI
9th Aug 2026335 PMAQI
9th Aug 2026306 PMAQI
9th Aug 2026387 PMAQI
9th Aug 2026328 PMAQI
9th Aug 2026469 PMAQI
9th Aug 20265010 PMAQI
9th Aug 20263411 PMAQI
10th Aug 20262512 AMAQI
10th Aug 2026341 AMAQI
10th Aug 2026382 AMAQI
10th Aug 2026403 AMAQI
10th Aug 2026364 AMAQI
10th Aug 2026385 AMAQI
24°C15/33°C
10th Aug 2026366 AMAQI
10th Aug 2026387 AMAQI
10th Aug 2026368 AMAQI
10th Aug 2026329 AMAQI
10th Aug 20262410 AMAQI
10th Aug 20262411 AMAQI
10th Aug 20264112 PMAQI
10th Aug 2026231 PMAQI
10th Aug 2026242 PMAQI
10th Aug 2026233 PMAQI
10th Aug 2026234 PMAQI
10th Aug 2026215 PMAQI
10th Aug 2026366 PMAQI
10th Aug 2026427 PMAQI
10th Aug 2026438 PMAQI
10th Aug 2026429 PMAQI
10th Aug 20264110 PMAQI
10th Aug 20264011 PMAQI
11th Aug 20264312 AMAQI
11th Aug 2026431 AMAQI
11th Aug 2026432 AMAQI
11th Aug 2026433 AMAQI
11th Aug 2026434 AMAQI
11th Aug 2026435 AMAQI
24°C19/31°C
11th Aug 2026456 AMAQI
11th Aug 2026437 AMAQI
11th Aug 2026448 AMAQI
11th Aug 2026449 AMAQI
11th Aug 20264410 AMAQI
11th Aug 20264211 AMAQI
11th Aug 20264112 PMAQI
11th Aug 2026421 PMAQI
11th Aug 2026482 PMAQI
11th Aug 2026513 PMAQI
11th Aug 2026524 PMAQI
11th Aug 2026505 PMAQI
11th Aug 2026506 PMAQI
11th Aug 2026437 PMAQI
11th Aug 2026418 PMAQI
11th Aug 2026399 PMAQI
11th Aug 20263910 PMAQI
11th Aug 20263911 PMAQI
12th Aug 20263712 AMAQI
12th Aug 2026311 AMAQI
12th Aug 2026352 AMAQI
12th Aug 2026403 AMAQI
12th Aug 2026414 AMAQI
12th Aug 2026435 AMAQI
24°C21/30°C
12th Aug 2026456 AMAQI
12th Aug 2026417 AMAQI
12th Aug 2026408 AMAQI
12th Aug 2026429 AMAQI
12th Aug 20263610 AMAQI
12th Aug 20263611 AMAQI
12th Aug 20263612 PMAQI
12th Aug 2026451 PMAQI
12th Aug 2026412 PMAQI
12th Aug 2026383 PMAQI
12th Aug 2026344 PMAQI
12th Aug 2026345 PMAQI
12th Aug 2026266 PMAQI
12th Aug 2026267 PMAQI
12th Aug 2026228 PMAQI
12th Aug 2026259 PMAQI
12th Aug 20263210 PMAQI
12th Aug 20262511 PMAQI
13th Aug 20262212 AMAQI
13th Aug 2026231 AMAQI
13th Aug 2026222 AMAQI
13th Aug 2026313 AMAQI
13th Aug 2026274 AMAQI
13th Aug 2026225 AMAQI
22°C18/26°C
13th Aug 2026226 AMAQI
13th Aug 2026227 AMAQI
13th Aug 2026228 AMAQI
13th Aug 2026229 AMAQI
13th Aug 20263610 AMAQI
13th Aug 20263611 AMAQI
13th Aug 20264012 PMAQI
13th Aug 2026421 PMAQI
13th Aug 2026402 PMAQI
13th Aug 2026433 PMAQI
13th Aug 2026454 PMAQI
13th Aug 2026455 PMAQI
13th Aug 2026426 PMAQI
13th Aug 2026427 PMAQI
13th Aug 2026438 PMAQI
13th Aug 2026429 PMAQI
13th Aug 20264510 PMAQI
13th Aug 20264511 PMAQI
14th Aug 20264212 AMAQI
14th Aug 2026421 AMAQI
14th Aug 2026402 AMAQI
14th Aug 2026383 AMAQI
14th Aug 2026414 AMAQI
14th Aug 2026425 AMAQI
24°C19/32°C
14th Aug 2026426 AMAQI
14th Aug 2026437 AMAQI
14th Aug 2026438 AMAQI
14th Aug 2026429 AMAQI
14th Aug 20264510 AMAQI
14th Aug 20264311 AMAQI
14th Aug 20264312 PMAQI
14th Aug 2026441 PMAQI
14th Aug 2026472 PMAQI
14th Aug 2026523 PMAQI
14th Aug 2026524 PMAQI
14th Aug 2026565 PMAQI
14th Aug 2026566 PMAQI
14th Aug 2026537 PMAQI
14th Aug 2026508 PMAQI
14th Aug 2026519 PMAQI
14th Aug 20265010 PMAQI
14th Aug 20265011 PMAQI
15th Aug 20264512 AMAQI
15th Aug 2026461 AMAQI
15th Aug 2026402 AMAQI
15th Aug 2026433 AMAQI
15th Aug 2026374 AMAQI
15th Aug 2026365 AMAQI
25°C19/32°C
15th Aug 2026386 AMAQI
6 AM15th Aug 2026407 AMAQI
15th Aug 2026428 AMAQI
15th Aug 2026389 AMAQI
15th Aug 20263610 AMAQI
15th Aug 20262511 AMAQI
15th Aug 20262512 PMAQI
15th Aug 2026231 PMAQI
1 PM15th Aug 2026442 PMAQI
15th Aug 2026293 PMAQI
15th Aug 2026254 PMAQI
15th Aug 2026325 PMAQI
15th Aug 2026486 PMAQI
15th Aug 2026527 PMAQI
15th Aug 2026548 PMAQI
8 PM15th Aug 2026529 PMAQI
15th Aug 20265210 PMAQI
15th Aug 20265011 PMAQI
1 AM
5 AM
21°C19/23°C
Day time
Avg. Highest Time
6 AM - 12 PM
52AQI
7 hours / Day
210 hours / Month
Avg. Lowest Time
4 PM
49AQI
1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 6 AM to 12 PM (Avg. 52), while the lowest AQI was between 4 PM to 4 PM (Avg. 49).
Night time
Avg. Highest Time
3 AM
55AQI
1 hours / Day
30 hours / Month
Avg. Lowest Time
1 AM - 2 AM
50AQI
2 hours / Day
60 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 3 AM to 3 AM (Avg. 55), while the lowest AQI was between 1 AM to 2 AM (Avg. 50).
2026 Days Vs Air Quality
Ypsilanti, Michigan, United States
2026
94%
209
5%
12
0.4%
1
0.4%
1
Total number of days with different AQI categories in last 227 days in 2026 (138 days remaining)
Good
209 DaysModerate
12 DaysPoor
1 DaysUnhealthy
0 DaysSevere
1 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 94%
Health Risk Level:
Very Low
In 2026, 94% of 227 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
Ypsilanti, Michigan, 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
16AQI (US)
16AQI (US)
2nd January 2026
24AQI (US)
24AQI (US)
3rd January 2026
25AQI (US)
25AQI (US)
4th January 2026
26AQI (US)
26AQI (US)
5th January 2026
52AQI (US)
52AQI (US)
6th January 2026
69AQI (US)
69AQI (US)
7th January 2026
50AQI (US)
50AQI (US)
8th January 2026
46AQI (US)
46AQI (US)
9th January 2026
18AQI (US)
18AQI (US)
10th January 2026
17AQI (US)
17AQI (US)
11th January 2026
14AQI (US)
14AQI (US)
12th January 2026
20AQI (US)
20AQI (US)
13th January 2026
32AQI (US)
32AQI (US)
14th January 2026
18AQI (US)
18AQI (US)
15th January 2026
18AQI (US)
18AQI (US)
16th January 2026
26AQI (US)
26AQI (US)
17th January 2026
32AQI (US)
32AQI (US)
18th January 2026
21AQI (US)
21AQI (US)
19th January 2026
25AQI (US)
25AQI (US)
20th January 2026
30AQI (US)
30AQI (US)
21st January 2026
32AQI (US)
32AQI (US)
22nd January 2026
46AQI (US)
46AQI (US)
23rd January 2026
50AQI (US)
50AQI (US)
24th January 2026
36AQI (US)
36AQI (US)
25th January 2026
49AQI (US)
49AQI (US)
26th January 2026
46AQI (US)
46AQI (US)
27th January 2026
28AQI (US)
28AQI (US)
28th January 2026
32AQI (US)
32AQI (US)
29th January 2026
40AQI (US)
40AQI (US)
30th January 2026
58AQI (US)
58AQI (US)
31st January 2026
33AQI (US)
33AQI (US)
1st February 2026
36AQI (US)
36AQI (US)
2nd February 2026
48AQI (US)
48AQI (US)
3rd February 2026
42AQI (US)
42AQI (US)
4th February 2026
34AQI (US)
34AQI (US)
5th February 2026
47AQI (US)
47AQI (US)
6th February 2026
39AQI (US)
39AQI (US)
7th February 2026
40AQI (US)
40AQI (US)
8th February 2026
34AQI (US)
34AQI (US)
9th February 2026
44AQI (US)
44AQI (US)
10th February 2026
41AQI (US)
41AQI (US)
11th February 2026
33AQI (US)
33AQI (US)
12th February 2026
34AQI (US)
34AQI (US)
13th February 2026
35AQI (US)
35AQI (US)
14th February 2026
38AQI (US)
38AQI (US)
15th February 2026
39AQI (US)
39AQI (US)
16th February 2026
48AQI (US)
48AQI (US)
17th February 2026
38AQI (US)
38AQI (US)
18th February 2026
37AQI (US)
37AQI (US)
19th February 2026
32AQI (US)
32AQI (US)
20th February 2026
28AQI (US)
28AQI (US)
21st February 2026
34AQI (US)
34AQI (US)
22nd February 2026
32AQI (US)
32AQI (US)
23rd February 2026
37AQI (US)
37AQI (US)
24th February 2026
34AQI (US)
34AQI (US)
25th February 2026
34AQI (US)
34AQI (US)
26th February 2026
27AQI (US)
27AQI (US)
27th February 2026
30AQI (US)
30AQI (US)
28th February 2026
25AQI (US)
25AQI (US)
1st March 2026
36AQI (US)
36AQI (US)
2nd March 2026
48AQI (US)
48AQI (US)
3rd March 2026
38AQI (US)
38AQI (US)
4th March 2026
40AQI (US)
40AQI (US)
5th March 2026
30AQI (US)
30AQI (US)
6th March 2026
17AQI (US)
17AQI (US)
7th March 2026
32AQI (US)
32AQI (US)
8th March 2026
36AQI (US)
36AQI (US)
9th March 2026
31AQI (US)
31AQI (US)
10th March 2026
26AQI (US)
26AQI (US)
11th March 2026
40AQI (US)
40AQI (US)
12th March 2026
33AQI (US)
33AQI (US)
13th March 2026
36AQI (US)
36AQI (US)
14th March 2026
35AQI (US)
35AQI (US)
15th March 2026
28AQI (US)
28AQI (US)
16th March 2026
34AQI (US)
34AQI (US)
17th March 2026
33AQI (US)
33AQI (US)
18th March 2026
27AQI (US)
27AQI (US)
19th March 2026
28AQI (US)
28AQI (US)
20th March 2026
38AQI (US)
38AQI (US)
21st March 2026
30AQI (US)
30AQI (US)
22nd March 2026
29AQI (US)
29AQI (US)
23rd March 2026
40AQI (US)
40AQI (US)
24th March 2026
30AQI (US)
30AQI (US)
25th March 2026
25AQI (US)
25AQI (US)
26th March 2026
22AQI (US)
22AQI (US)
27th March 2026
25AQI (US)
25AQI (US)
28th March 2026
30AQI (US)
30AQI (US)
29th March 2026
22AQI (US)
22AQI (US)
30th March 2026
23AQI (US)
23AQI (US)
31st March 2026
22AQI (US)
22AQI (US)
1st April 2026
28AQI (US)
28AQI (US)
2nd April 2026
21AQI (US)
21AQI (US)
3rd April 2026
16AQI (US)
16AQI (US)
4th April 2026
31AQI (US)
31AQI (US)
5th April 2026
29AQI (US)
29AQI (US)
6th April 2026
28AQI (US)
28AQI (US)
7th April 2026
28AQI (US)
28AQI (US)
8th April 2026
32AQI (US)
32AQI (US)
9th April 2026
20AQI (US)
20AQI (US)
10th April 2026
23AQI (US)
23AQI (US)
11th April 2026
29AQI (US)
29AQI (US)
12th April 2026
20AQI (US)
20AQI (US)
13th April 2026
18AQI (US)
18AQI (US)
14th April 2026
21AQI (US)
21AQI (US)
15th April 2026
29AQI (US)
29AQI (US)
16th April 2026
22AQI (US)
22AQI (US)
17th April 2026
18th April 2026
26AQI (US)
26AQI (US)
19th April 2026
32AQI (US)
32AQI (US)
20th April 2026
28AQI (US)
28AQI (US)
21st April 2026
21AQI (US)
21AQI (US)
22nd April 2026
23rd April 2026
18AQI (US)
18AQI (US)
24th April 2026
22AQI (US)
22AQI (US)
25th April 2026
24AQI (US)
24AQI (US)
26th April 2026
30AQI (US)
30AQI (US)
27th April 2026
24AQI (US)
24AQI (US)
28th April 2026
20AQI (US)
20AQI (US)
29th April 2026
24AQI (US)
24AQI (US)
30th April 2026
26AQI (US)
26AQI (US)
1st May 2026
25AQI (US)
25AQI (US)
2nd May 2026
22AQI (US)
22AQI (US)
3rd May 2026
20AQI (US)
20AQI (US)
4th May 2026
33AQI (US)
33AQI (US)
5th May 2026
35AQI (US)
35AQI (US)
6th May 2026
25AQI (US)
25AQI (US)
7th May 2026
18AQI (US)
18AQI (US)
8th May 2026
21AQI (US)
21AQI (US)
9th May 2026
10th May 2026
27AQI (US)
27AQI (US)
11th May 2026
21AQI (US)
21AQI (US)
12th May 2026
20AQI (US)
20AQI (US)
13th May 2026
20AQI (US)
20AQI (US)
14th May 2026
23AQI (US)
23AQI (US)
15th May 2026
38AQI (US)
38AQI (US)
16th May 2026
47AQI (US)
47AQI (US)
17th May 2026
54AQI (US)
54AQI (US)
18th May 2026
54AQI (US)
54AQI (US)
19th May 2026
49AQI (US)
49AQI (US)
20th May 2026
46AQI (US)
46AQI (US)
21st May 2026
38AQI (US)
38AQI (US)
22nd May 2026
38AQI (US)
38AQI (US)
23rd May 2026
48AQI (US)
48AQI (US)
24th May 2026
44AQI (US)
44AQI (US)
25th May 2026
42AQI (US)
42AQI (US)
26th May 2026
20AQI (US)
20AQI (US)
27th May 2026
16AQI (US)
16AQI (US)
28th May 2026
13AQI (US)
13AQI (US)
29th May 2026
17AQI (US)
17AQI (US)
30th May 2026
15AQI (US)
15AQI (US)
31st May 2026
17AQI (US)
17AQI (US)
1st June 2026
19AQI (US)
19AQI (US)
2nd June 2026
15AQI (US)
15AQI (US)
3rd June 2026
28AQI (US)
28AQI (US)
4th June 2026
26AQI (US)
26AQI (US)
5th June 2026
30AQI (US)
30AQI (US)
6th June 2026
15AQI (US)
15AQI (US)
7th June 2026
14AQI (US)
14AQI (US)
8th June 2026
16AQI (US)
16AQI (US)
9th June 2026
15AQI (US)
15AQI (US)
10th June 2026
13AQI (US)
13AQI (US)
11th June 2026
12AQI (US)
12AQI (US)
12th June 2026
15AQI (US)
15AQI (US)
13th June 2026
12AQI (US)
12AQI (US)
14th June 2026
16AQI (US)
16AQI (US)
15th June 2026
20AQI (US)
20AQI (US)
16th June 2026
14AQI (US)
14AQI (US)
17th June 2026
17AQI (US)
17AQI (US)
18th June 2026
23AQI (US)
23AQI (US)
19th June 2026
15AQI (US)
15AQI (US)
20th June 2026
19AQI (US)
19AQI (US)
21st June 2026
18AQI (US)
18AQI (US)
22nd June 2026
23AQI (US)
23AQI (US)
23rd June 2026
13AQI (US)
13AQI (US)
24th June 2026
18AQI (US)
18AQI (US)
25th June 2026
16AQI (US)
16AQI (US)
26th June 2026
16AQI (US)
16AQI (US)
27th June 2026
24AQI (US)
24AQI (US)
28th June 2026
18AQI (US)
18AQI (US)
29th June 2026
14AQI (US)
14AQI (US)
30th June 2026
28AQI (US)
28AQI (US)
1st July 2026
63AQI (US)
63AQI (US)
2nd July 2026
42AQI (US)
42AQI (US)
3rd July 2026
26AQI (US)
26AQI (US)
4th July 2026
18AQI (US)
18AQI (US)
5th July 2026
38AQI (US)
38AQI (US)
6th July 2026
28AQI (US)
28AQI (US)
7th July 2026
17AQI (US)
17AQI (US)
8th July 2026
13AQI (US)
13AQI (US)
9th July 2026
18AQI (US)
18AQI (US)
10th July 2026
17AQI (US)
17AQI (US)
11th July 2026
16AQI (US)
16AQI (US)
12th July 2026
30AQI (US)
30AQI (US)
13th July 2026
34AQI (US)
34AQI (US)
14th July 2026
28AQI (US)
28AQI (US)
15th July 2026
32AQI (US)
32AQI (US)
16th July 2026
66AQI (US)
66AQI (US)
17th July 2026
232AQI (US)
232AQI (US)
18th July 2026
90AQI (US)
90AQI (US)
19th July 2026
106AQI (US)
106AQI (US)
20th July 2026
89AQI (US)
89AQI (US)
21st July 2026
74AQI (US)
74AQI (US)
22nd July 2026
20AQI (US)
20AQI (US)
23rd July 2026
31AQI (US)
31AQI (US)
24th July 2026
34AQI (US)
34AQI (US)
25th July 2026
33AQI (US)
33AQI (US)
26th July 2026
45AQI (US)
45AQI (US)
27th July 2026
60AQI (US)
60AQI (US)
28th July 2026
50AQI (US)
50AQI (US)
29th July 2026
34AQI (US)
34AQI (US)
30th July 2026
39AQI (US)
39AQI (US)
31st July 2026
48AQI (US)
48AQI (US)
1st August 2026
53AQI (US)
53AQI (US)
2nd August 2026
32AQI (US)
32AQI (US)
3rd August 2026
34AQI (US)
34AQI (US)
4th August 2026
34AQI (US)
34AQI (US)
5th August 2026
36AQI (US)
36AQI (US)
6th August 2026
42AQI (US)
42AQI (US)
7th August 2026
37AQI (US)
37AQI (US)
8th August 2026
37AQI (US)
37AQI (US)
9th August 2026
30AQI (US)
30AQI (US)
10th August 2026
33AQI (US)
33AQI (US)
11th August 2026
44AQI (US)
44AQI (US)
12th August 2026
36AQI (US)
36AQI (US)
13th August 2026
34AQI (US)
34AQI (US)
14th August 2026
46AQI (US)
46AQI (US)
15th August 2026
16th August 2026
17th August 2026
18th August 2026
19th August 2026
20th August 2026
21st August 2026
22nd August 2026
23rd August 2026
24th August 2026
25th August 2026
26th August 2026
27th August 2026
28th August 2026
29th August 2026
30th August 2026
31st August 2026
1st September 2026
2nd September 2026
3rd September 2026
4th September 2026
5th September 2026
6th September 2026
7th September 2026
8th September 2026
9th September 2026
10th September 2026
11th September 2026
12th September 2026
13th September 2026
14th September 2026
15th September 2026
16th September 2026
17th September 2026
18th September 2026
19th September 2026
20th September 2026
21st September 2026
22nd September 2026
23rd September 2026
24th September 2026
25th September 2026
26th September 2026
27th September 2026
28th September 2026
29th September 2026
30th September 2026
1st October 2026
2nd October 2026
3rd October 2026
4th October 2026
5th October 2026
6th October 2026
7th October 2026
8th October 2026
9th October 2026
10th October 2026
11th October 2026
12th October 2026
13th October 2026
14th October 2026
15th October 2026
16th October 2026
17th October 2026
18th October 2026
19th October 2026
20th October 2026
21st October 2026
22nd October 2026
23rd October 2026
24th October 2026
25th October 2026
26th October 2026
27th October 2026
28th October 2026
29th October 2026
30th October 2026
31st October 2026
1st November 2026
2nd November 2026
3rd November 2026
4th November 2026
5th November 2026
6th November 2026
7th November 2026
8th November 2026
9th November 2026
10th November 2026
11th November 2026
12th November 2026
13th November 2026
14th November 2026
15th November 2026
16th November 2026
17th November 2026
18th November 2026
19th November 2026
20th November 2026
21st November 2026
22nd November 2026
23rd November 2026
24th November 2026
25th November 2026
26th November 2026
27th November 2026
28th November 2026
29th November 2026
30th November 2026
1st December 2026
2nd December 2026
3rd December 2026
4th December 2026
5th December 2026
6th December 2026
7th December 2026
8th December 2026
9th December 2026
10th December 2026
11th December 2026
12th December 2026
13th December 2026
14th December 2026
15th December 2026
16th December 2026
17th December 2026
18th December 2026
19th December 2026
20th December 2026
21st December 2026
22nd December 2026
23rd December 2026
24th December 2026
25th December 2026
26th December 2026
27th December 2026
28th December 2026
29th December 2026
30th December 2026
31st December 2026
33AQI (US)
36AQI (US)
31AQI (US)
25AQI (US)
30AQI (US)
18AQI (US)
47AQI (US)
38AQI (US)
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202632AQI (US)
28
3
28
31
28
28
2
30
23
6
1
1
13
1
209
12
1
1
Highest AQI (US) recorded in
July47AQI (US)
Lowest AQI (US) recorded in
June18AQI (US)
202535AQI (US)
29
2
26
2
31
30
31
17
13
20
10
1
17
12
2
26
4
28
3
27
3
25
6
307
55
3
Highest AQI (US) recorded in
June49AQI (US)
Lowest AQI (US) recorded in
May23AQI (US)
202432AQI (US)
26
3
21
5
8
1
12
29
31
30
1
30
28
3
29
1
29
2
273
16
Highest AQI (US) recorded in
February36AQI (US)
Lowest AQI (US) recorded in
May27AQI (US)
202342AQI (US)
21
10
25
3
25
6
24
6
21
10
7
12
4
2
1
22
8
1
19
12
29
1
31
25
4
25
6
274
78
5
2
1
Highest AQI (US) recorded in
June85AQI (US)
Lowest AQI (US) recorded in
October28AQI (US)
202238AQI (US)
2
9
3
26
4
16
1
28
3
25
5
20
1
3
28
1
26
5
23
7
21
10
225
42
Highest AQI (US) recorded in
January75AQI (US)
Lowest AQI (US) recorded in
August26AQI (US)
202140AQI (US)
22
8
11
5
27
4
24
4
24
7
24
6
20
11
23
8
26
2
31
18
6
250
61
Highest AQI (US) recorded in
August46AQI (US)
Lowest AQI (US) recorded in
October32AQI (US)
202039AQI (US)
11
2
19
1
18
27
3
24
5
1
24
5
27
3
29
1
25
5
21
10
225
35
1
Highest AQI (US) recorded in
June43AQI (US)
Lowest AQI (US) recorded in
October31AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Most Polluted Year Recorded
2023(Avg.)
42AQI (US)Least Polluted Year Recorded
2024(Avg.)
32AQI (US)Ypsilanti's annual 2026 AQI (US) (32) shows an average percentage change of -14.3% (improved AQI (US)) compared to previous years: 2020 (39), 2021 (40), 2022 (38), 2023 (42), 2024 (32), 2025 (35).
