Country Background
HistoryAQIPM₂.₅PM₁₀COSO₂NO₂O₃

St Matthews, Kentucky, 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

St Matthews, Kentucky, United States

2022
2023
2024
2025
2026
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
24th Aug 2023
72AQI
Lowest AQI recorded on
21st Aug 2025
22AQI

Same Day Analysis (13th August):
On this day, AQI across the 5 years varied significantly: 2026 ranks 4th highest AQI at 30 of Good air quality, showing improvement over 2025, 2024 and 2023 on the same day.

Day & Night AQI Trend: 12th Aug - 13th Aug 2026

St Matthews, Kentucky, United States

AQI
Day
Night
.

6 AM12th Aug 2026

8 PM

5 AM13th Aug 2026

Day time
Avg. Highest Time
7PM12th Aug

49AQI

Avg. Lowest Time
6PM12th Aug

21AQI

Night time
Avg. Highest Time
9PM12th Aug

38AQI

Avg. Lowest Time
4AM13th Aug

23AQI

In the last 24 hours,

St Matthews's AQI reached its highest point of 49 at 7 PM during the Day, while the lowest point, 21, was recorded at 6 PM during the Day between 12th Aug and 13th Aug 2026.

Day & Night AQI Trend : Jul - Aug 2026

St Matthews, Kentucky, United States

JulAug
15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 31st31st - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th - 06th06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th
Day
Night
15th Jul 2026146 AMAQI
15th Jul 2026127 AMAQI
15th Jul 2026148 AMAQI
15th Jul 2026159 AMAQI
15th Jul 20261610 AMAQI
15th Jul 20261711 AMAQI
15th Jul 20261812 PMAQI
15th Jul 2026181 PMAQI
15th Jul 2026162 PMAQI
15th Jul 2026143 PMAQI
15th Jul 2026154 PMAQI
15th Jul 2026145 PMAQI
15th Jul 2026126 PMAQI
15th Jul 2026127 PMAQI
15th Jul 2026118 PMAQI
15th Jul 2026119 PMAQI
15th Jul 20261010 PMAQI
15th Jul 20261011 PMAQI
16th Jul 20261012 AMAQI
16th Jul 2026111 AMAQI
16th Jul 2026162 AMAQI
16th Jul 2026153 AMAQI
16th Jul 2026164 AMAQI
16th Jul 2026145 AMAQI

29°C23/34°C

16th Jul 2026146 AMAQI
16th Jul 2026147 AMAQI
16th Jul 2026188 AMAQI
16th Jul 2026229 AMAQI
16th Jul 20262410 AMAQI
16th Jul 20262211 AMAQI
16th Jul 20261812 PMAQI
16th Jul 2026161 PMAQI
16th Jul 2026142 PMAQI
16th Jul 2026143 PMAQI
16th Jul 2026234 PMAQI
16th Jul 2026125 PMAQI
16th Jul 2026106 PMAQI
16th Jul 2026117 PMAQI
16th Jul 2026108 PMAQI
16th Jul 2026109 PMAQI
16th Jul 20261010 PMAQI
16th Jul 20261111 PMAQI
17th Jul 20261012 AMAQI
17th Jul 2026121 AMAQI
17th Jul 2026112 AMAQI
17th Jul 2026273 AMAQI
17th Jul 2026254 AMAQI
17th Jul 2026275 AMAQI

29°C25/34°C

17th Jul 2026386 AMAQI
17th Jul 2026347 AMAQI
17th Jul 2026388 AMAQI
17th Jul 2026369 AMAQI
17th Jul 20262310 AMAQI
17th Jul 20262511 AMAQI
17th Jul 20262112 PMAQI
17th Jul 2026361 PMAQI
17th Jul 2026212 PMAQI
17th Jul 2026363 PMAQI
17th Jul 2026504 PMAQI
17th Jul 2026365 PMAQI
17th Jul 2026256 PMAQI
17th Jul 2026277 PMAQI
17th Jul 2026278 PMAQI
17th Jul 2026369 PMAQI
17th Jul 20262710 PMAQI
17th Jul 20262311 PMAQI
18th Jul 20263412 AMAQI
18th Jul 2026341 AMAQI
18th Jul 2026402 AMAQI
18th Jul 2026523 AMAQI
18th Jul 2026524 AMAQI
18th Jul 2026545 AMAQI

29°C25/36°C

18th Jul 2026516 AMAQI
18th Jul 2026467 AMAQI
18th Jul 2026368 AMAQI
18th Jul 2026469 AMAQI
18th Jul 20264210 AMAQI
18th Jul 20263811 AMAQI
18th Jul 20264412 PMAQI
18th Jul 2026401 PMAQI
18th Jul 2026462 PMAQI
18th Jul 2026383 PMAQI
18th Jul 2026444 PMAQI
18th Jul 2026405 PMAQI
18th Jul 2026446 PMAQI
18th Jul 2026467 PMAQI
18th Jul 2026388 PMAQI
18th Jul 2026449 PMAQI
18th Jul 20262310 PMAQI
18th Jul 20263011 PMAQI
19th Jul 20263012 AMAQI
19th Jul 2026381 AMAQI
19th Jul 2026462 AMAQI
19th Jul 2026343 AMAQI
19th Jul 2026424 AMAQI
19th Jul 2026305 AMAQI

28°C24/34°C

19th Jul 2026426 AMAQI
19th Jul 2026477 AMAQI
19th Jul 2026518 AMAQI
19th Jul 2026429 AMAQI
19th Jul 20264410 AMAQI
19th Jul 20262111 AMAQI
19th Jul 20265512 PMAQI
19th Jul 2026231 PMAQI
19th Jul 2026462 PMAQI
19th Jul 2026383 PMAQI
19th Jul 2026404 PMAQI
19th Jul 2026525 PMAQI
19th Jul 2026526 PMAQI
19th Jul 2026567 PMAQI
19th Jul 2026588 PMAQI
19th Jul 2026629 PMAQI
19th Jul 20266710 PMAQI
19th Jul 20267511 PMAQI
20th Jul 20268412 AMAQI
20th Jul 2026891 AMAQI
20th Jul 2026962 AMAQI
20th Jul 2026923 AMAQI
20th Jul 20261024 AMAQI
20th Jul 20261025 AMAQI

28°C24/35°C

20th Jul 2026996 AMAQI
20th Jul 20261047 AMAQI
20th Jul 20261048 AMAQI
20th Jul 20261029 AMAQI
20th Jul 202610210 AMAQI
20th Jul 20268811 AMAQI
20th Jul 20268012 PMAQI
20th Jul 2026521 PMAQI
20th Jul 2026622 PMAQI
20th Jul 2026443 PMAQI
20th Jul 2026524 PMAQI
20th Jul 2026275 PMAQI
20th Jul 2026446 PMAQI
20th Jul 2026257 PMAQI
20th Jul 2026448 PMAQI
20th Jul 2026319 PMAQI
20th Jul 20264210 PMAQI
21st Jul 20264912 AMAQI
21st Jul 2026521 AMAQI
21st Jul 2026552 AMAQI
21st Jul 2026563 AMAQI
21st Jul 2026564 AMAQI
21st Jul 2026565 AMAQI

27°C22/33°C

21st Jul 2026536 AMAQI
21st Jul 2026527 AMAQI
21st Jul 2026488 AMAQI
21st Jul 2026489 AMAQI
21st Jul 20264010 AMAQI
21st Jul 20264811 AMAQI
21st Jul 20264412 PMAQI
21st Jul 2026461 PMAQI
21st Jul 2026482 PMAQI
21st Jul 2026463 PMAQI
21st Jul 2026424 PMAQI
21st Jul 2026235 PMAQI
21st Jul 202686 PMAQI
21st Jul 202687 PMAQI
21st Jul 2026128 PMAQI
21st Jul 2026149 PMAQI
21st Jul 20261710 PMAQI
21st Jul 20262111 PMAQI
22nd Jul 20262312 AMAQI
22nd Jul 2026231 AMAQI
22nd Jul 2026272 AMAQI
22nd Jul 2026293 AMAQI
22nd Jul 2026384 AMAQI
22nd Jul 2026485 AMAQI

28°C24/36°C

22nd Jul 2026446 AMAQI
22nd Jul 2026507 AMAQI
22nd Jul 2026548 AMAQI
22nd Jul 2026489 AMAQI
22nd Jul 20264410 AMAQI
22nd Jul 20262311 AMAQI
22nd Jul 20263112 PMAQI
22nd Jul 2026251 PMAQI
22nd Jul 2026272 PMAQI
22nd Jul 2026253 PMAQI
22nd Jul 2026254 PMAQI
22nd Jul 2026235 PMAQI
22nd Jul 2026256 PMAQI
22nd Jul 2026237 PMAQI
22nd Jul 2026218 PMAQI
22nd Jul 2026219 PMAQI
22nd Jul 20262110 PMAQI
22nd Jul 20263211 PMAQI
23rd Jul 20263212 AMAQI
23rd Jul 2026331 AMAQI
23rd Jul 2026252 AMAQI
23rd Jul 2026273 AMAQI
23rd Jul 2026344 AMAQI
23rd Jul 2026255 AMAQI

24°C20/29°C

23rd Jul 2026256 AMAQI
23rd Jul 2026217 AMAQI
23rd Jul 2026298 AMAQI
23rd Jul 2026299 AMAQI
23rd Jul 20263810 AMAQI
23rd Jul 20263811 AMAQI
23rd Jul 20263312 PMAQI
23rd Jul 2026181 PMAQI
23rd Jul 2026382 PMAQI
23rd Jul 2026333 PMAQI
23rd Jul 2026424 PMAQI
23rd Jul 2026255 PMAQI
23rd Jul 2026296 PMAQI
23rd Jul 2026257 PMAQI
23rd Jul 2026278 PMAQI
23rd Jul 2026369 PMAQI
23rd Jul 20262910 PMAQI
23rd Jul 20262511 PMAQI
24th Jul 20263312 AMAQI
24th Jul 2026251 AMAQI
24th Jul 2026272 AMAQI
24th Jul 2026333 AMAQI
24th Jul 2026384 AMAQI
24th Jul 2026255 AMAQI

23°C16/30°C

24th Jul 2026316 AMAQI
24th Jul 2026277 AMAQI
24th Jul 2026258 AMAQI
24th Jul 2026259 AMAQI
24th Jul 20262910 AMAQI
24th Jul 20263111 AMAQI
24th Jul 20262512 PMAQI
24th Jul 2026211 PMAQI
24th Jul 2026212 PMAQI
24th Jul 2026253 PMAQI
24th Jul 2026294 PMAQI
24th Jul 2026235 PMAQI
24th Jul 2026216 PMAQI
24th Jul 2026217 PMAQI
24th Jul 2026218 PMAQI
24th Jul 2026239 PMAQI
24th Jul 20262510 PMAQI
24th Jul 20262311 PMAQI
25th Jul 20262312 AMAQI
25th Jul 2026231 AMAQI
25th Jul 2026212 AMAQI
25th Jul 2026213 AMAQI
25th Jul 2026214 AMAQI
25th Jul 2026345 AMAQI

24°C17/31°C

25th Jul 2026366 AMAQI
25th Jul 2026347 AMAQI
25th Jul 2026388 AMAQI
25th Jul 2026409 AMAQI
25th Jul 20263610 AMAQI
25th Jul 20262511 AMAQI
25th Jul 20262512 PMAQI
25th Jul 2026251 PMAQI
25th Jul 2026362 PMAQI
25th Jul 2026253 PMAQI
25th Jul 2026364 PMAQI
25th Jul 2026385 PMAQI
25th Jul 2026386 PMAQI
25th Jul 2026407 PMAQI
25th Jul 2026408 PMAQI
25th Jul 2026409 PMAQI
25th Jul 20263310 PMAQI
25th Jul 20262711 PMAQI
26th Jul 20262512 AMAQI
26th Jul 2026381 AMAQI
26th Jul 2026332 AMAQI
26th Jul 2026253 AMAQI
26th Jul 2026254 AMAQI
26th Jul 2026365 AMAQI

23°C20/26°C

26th Jul 2026446 AMAQI
26th Jul 2026427 AMAQI
26th Jul 2026408 AMAQI
26th Jul 2026409 AMAQI
26th Jul 20264210 AMAQI
26th Jul 20263611 AMAQI
26th Jul 20263012 PMAQI
26th Jul 2026211 PMAQI
26th Jul 2026322 PMAQI
26th Jul 2026213 PMAQI
26th Jul 2026324 PMAQI
26th Jul 2026235 PMAQI
26th Jul 2026236 PMAQI
26th Jul 2026237 PMAQI
26th Jul 2026238 PMAQI
26th Jul 2026389 PMAQI
26th Jul 20263310 PMAQI
26th Jul 20264411 PMAQI
27th Jul 20263312 AMAQI
27th Jul 2026401 AMAQI
27th Jul 2026422 AMAQI
27th Jul 2026423 AMAQI
27th Jul 2026364 AMAQI
27th Jul 2026275 AMAQI

25°C21/31°C

27th Jul 2026366 AMAQI
27th Jul 2026297 AMAQI
27th Jul 2026258 AMAQI
27th Jul 2026389 AMAQI
27th Jul 20263810 AMAQI
27th Jul 20262311 AMAQI
27th Jul 20262312 PMAQI
27th Jul 2026341 PMAQI
27th Jul 2026342 PMAQI
27th Jul 2026363 PMAQI
27th Jul 2026364 PMAQI
27th Jul 2026385 PMAQI
27th Jul 2026406 PMAQI
27th Jul 2026407 PMAQI
27th Jul 2026428 PMAQI
27th Jul 2026449 PMAQI
27th Jul 20264010 PMAQI
27th Jul 20264211 PMAQI
28th Jul 20263612 AMAQI
28th Jul 2026421 AMAQI
28th Jul 2026422 AMAQI
28th Jul 2026333 AMAQI
28th Jul 2026364 AMAQI
28th Jul 2026405 AMAQI

28°C23/35°C

28th Jul 2026426 AMAQI
28th Jul 2026427 AMAQI
28th Jul 2026488 AMAQI
28th Jul 2026449 AMAQI
28th Jul 20264910 AMAQI
28th Jul 20265211 AMAQI
28th Jul 20265412 PMAQI
28th Jul 2026541 PMAQI
28th Jul 2026532 PMAQI
28th Jul 2026533 PMAQI
28th Jul 2026534 PMAQI
28th Jul 2026525 PMAQI
28th Jul 2026536 PMAQI
28th Jul 2026517 PMAQI
28th Jul 2026498 PMAQI
28th Jul 2026469 PMAQI
28th Jul 20264610 PMAQI
28th Jul 20264211 PMAQI
29th Jul 20264612 AMAQI
29th Jul 2026401 AMAQI
29th Jul 2026452 AMAQI
29th Jul 2026403 AMAQI
29th Jul 2026384 AMAQI
29th Jul 2026465 AMAQI

29°C24/34°C

29th Jul 2026446 AMAQI
29th Jul 2026447 AMAQI
29th Jul 2026488 AMAQI
29th Jul 2026509 AMAQI
29th Jul 20264810 AMAQI
29th Jul 20265111 AMAQI
29th Jul 20265212 PMAQI
29th Jul 2026521 PMAQI
29th Jul 2026512 PMAQI
29th Jul 2026533 PMAQI
29th Jul 2026484 PMAQI
29th Jul 2026525 PMAQI
29th Jul 2026506 PMAQI
29th Jul 2026507 PMAQI
29th Jul 2026448 PMAQI
29th Jul 2026489 PMAQI
29th Jul 20264410 PMAQI
29th Jul 20264211 PMAQI
30th Jul 20264412 AMAQI
30th Jul 2026361 AMAQI
30th Jul 2026512 AMAQI
30th Jul 2026503 AMAQI
30th Jul 2026444 AMAQI
30th Jul 2026365 AMAQI

26°C20/33°C

30th Jul 2026466 AMAQI
30th Jul 2026407 AMAQI
30th Jul 2026508 AMAQI
30th Jul 2026529 AMAQI
30th Jul 20264810 AMAQI
30th Jul 20263611 AMAQI
30th Jul 20264012 PMAQI
30th Jul 2026361 PMAQI
30th Jul 2026232 PMAQI
30th Jul 2026213 PMAQI
30th Jul 2026214 PMAQI
30th Jul 2026305 PMAQI
30th Jul 2026326 PMAQI
30th Jul 2026347 PMAQI
30th Jul 2026328 PMAQI
30th Jul 2026279 PMAQI
30th Jul 20263310 PMAQI
30th Jul 20263311 PMAQI
31st Jul 20263112 AMAQI
31st Jul 2026461 AMAQI
31st Jul 2026512 AMAQI
31st Jul 2026483 AMAQI
31st Jul 2026464 AMAQI
31st Jul 2026465 AMAQI

26°C18/34°C

31st Jul 2026366 AMAQI
31st Jul 2026327 AMAQI
31st Jul 2026518 AMAQI
31st Jul 2026519 AMAQI
31st Jul 20265210 AMAQI
31st Jul 20264411 AMAQI
31st Jul 20263812 PMAQI
31st Jul 2026341 PMAQI
31st Jul 2026232 PMAQI
31st Jul 2026293 PMAQI
31st Jul 2026364 PMAQI
31st Jul 2026255 PMAQI
31st Jul 2026236 PMAQI
31st Jul 2026257 PMAQI
31st Jul 2026278 PMAQI
31st Jul 2026279 PMAQI
31st Jul 20263610 PMAQI
31st Jul 20263611 PMAQI
1st Aug 20263612 AMAQI
1st Aug 2026341 AMAQI
1st Aug 2026342 AMAQI
1st Aug 2026383 AMAQI
1st Aug 2026254 AMAQI
1st Aug 2026275 AMAQI

26°C20/34°C

1st Aug 2026366 AMAQI
1st Aug 2026367 AMAQI
1st Aug 2026368 AMAQI
1st Aug 2026369 AMAQI
1st Aug 20262710 AMAQI
1st Aug 20262311 AMAQI
1st Aug 20263412 PMAQI
1st Aug 2026481 PMAQI
1st Aug 2026422 PMAQI
1st Aug 2026323 PMAQI
1st Aug 2026234 PMAQI
1st Aug 2026385 PMAQI
1st Aug 2026366 PMAQI
1st Aug 2026217 PMAQI
1st Aug 2026278 PMAQI
1st Aug 2026429 PMAQI
1st Aug 20262910 PMAQI
1st Aug 20263311 PMAQI
2nd Aug 20264012 AMAQI
2nd Aug 2026381 AMAQI
2nd Aug 2026272 AMAQI
2nd Aug 2026343 AMAQI
2nd Aug 2026404 AMAQI
2nd Aug 2026295 AMAQI

24°C22/29°C

2nd Aug 2026326 AMAQI
2nd Aug 2026307 AMAQI
2nd Aug 2026338 AMAQI
2nd Aug 2026259 AMAQI
2nd Aug 20263310 AMAQI
2nd Aug 20263311 AMAQI
2nd Aug 20264012 PMAQI
2nd Aug 2026401 PMAQI
2nd Aug 2026422 PMAQI
2nd Aug 2026503 PMAQI
2nd Aug 2026364 PMAQI
2nd Aug 2026405 PMAQI
2nd Aug 2026406 PMAQI
2nd Aug 2026387 PMAQI
2nd Aug 2026368 PMAQI
2nd Aug 2026239 PMAQI
2nd Aug 20264010 PMAQI
2nd Aug 20262711 PMAQI
3rd Aug 20262512 AMAQI
3rd Aug 2026251 AMAQI
3rd Aug 2026362 AMAQI
3rd Aug 2026363 AMAQI
3rd Aug 2026404 AMAQI
3rd Aug 2026385 AMAQI

22°C20/25°C

3rd Aug 2026366 AMAQI
3rd Aug 2026387 AMAQI
3rd Aug 2026388 AMAQI
3rd Aug 2026369 AMAQI
3rd Aug 20263610 AMAQI
3rd Aug 20263411 AMAQI
3rd Aug 20263612 PMAQI
3rd Aug 2026361 PMAQI
3rd Aug 2026302 PMAQI
3rd Aug 2026343 PMAQI
3rd Aug 2026364 PMAQI
3rd Aug 2026365 PMAQI
3rd Aug 2026346 PMAQI
3rd Aug 2026507 PMAQI
3rd Aug 2026348 PMAQI
3rd Aug 2026239 PMAQI
3rd Aug 20263410 PMAQI
3rd Aug 20263611 PMAQI
4th Aug 20263812 AMAQI
4th Aug 2026401 AMAQI
4th Aug 2026402 AMAQI
4th Aug 2026403 AMAQI
4th Aug 2026424 AMAQI
4th Aug 2026445 AMAQI

24°C19/31°C

4th Aug 2026466 AMAQI
4th Aug 2026457 AMAQI
4th Aug 2026458 AMAQI
4th Aug 2026409 AMAQI
4th Aug 20264010 AMAQI
4th Aug 20264511 AMAQI
4th Aug 20265012 PMAQI
4th Aug 2026491 PMAQI
4th Aug 2026512 PMAQI
4th Aug 2026323 PMAQI
4th Aug 2026254 PMAQI
4th Aug 2026145 PMAQI
4th Aug 2026256 PMAQI
4th Aug 2026367 PMAQI
4th Aug 2026388 PMAQI
4th Aug 2026299 PMAQI
4th Aug 20264210 PMAQI
4th Aug 20264211 PMAQI
5th Aug 20264512 AMAQI
5th Aug 2026421 AMAQI
5th Aug 2026482 AMAQI
5th Aug 2026463 AMAQI
5th Aug 2026444 AMAQI
5th Aug 2026405 AMAQI

26°C19/34°C

5th Aug 2026496 AMAQI
5th Aug 2026447 AMAQI
5th Aug 2026408 AMAQI
5th Aug 2026469 AMAQI
5th Aug 20264610 AMAQI
5th Aug 20263811 AMAQI
5th Aug 20265012 PMAQI
5th Aug 2026331 PMAQI
5th Aug 2026402 PMAQI
5th Aug 2026423 PMAQI
5th Aug 2026234 PMAQI
5th Aug 2026405 PMAQI
5th Aug 2026486 PMAQI
5th Aug 2026337 PMAQI
5th Aug 2026428 PMAQI
5th Aug 2026409 PMAQI
5th Aug 20262510 PMAQI
5th Aug 20263611 PMAQI
6th Aug 20264212 AMAQI
6th Aug 2026401 AMAQI
6th Aug 2026482 AMAQI
6th Aug 2026383 AMAQI
6th Aug 2026444 AMAQI
6th Aug 2026485 AMAQI

27°C20/35°C

6th Aug 2026466 AMAQI
6th Aug 2026487 AMAQI
6th Aug 2026518 AMAQI
6th Aug 2026499 AMAQI
6th Aug 20265010 AMAQI
6th Aug 20264811 AMAQI
6th Aug 20264812 PMAQI
6th Aug 2026401 PMAQI
6th Aug 2026422 PMAQI
6th Aug 2026403 PMAQI
6th Aug 2026444 PMAQI
6th Aug 2026385 PMAQI
6th Aug 2026236 PMAQI
6th Aug 2026317 PMAQI
6th Aug 2026428 PMAQI
6th Aug 2026469 PMAQI
6th Aug 20264610 PMAQI
6th Aug 20264811 PMAQI
7th Aug 20264812 AMAQI
7th Aug 2026461 AMAQI
7th Aug 2026422 AMAQI
7th Aug 2026423 AMAQI
7th Aug 2026424 AMAQI
7th Aug 2026445 AMAQI

28°C22/36°C

7th Aug 2026386 AMAQI
7th Aug 2026407 AMAQI
7th Aug 2026388 AMAQI
7th Aug 2026389 AMAQI
7th Aug 20263810 AMAQI
7th Aug 20262711 AMAQI
7th Aug 20262912 PMAQI
7th Aug 2026401 PMAQI
7th Aug 2026402 PMAQI
7th Aug 2026423 PMAQI
7th Aug 2026444 PMAQI
7th Aug 2026425 PMAQI
7th Aug 2026426 PMAQI
7th Aug 2026427 PMAQI
7th Aug 2026488 PMAQI
7th Aug 2026449 PMAQI
7th Aug 20264810 PMAQI
7th Aug 20264411 PMAQI
8th Aug 20264612 AMAQI
8th Aug 2026491 AMAQI
8th Aug 2026482 AMAQI
8th Aug 2026443 AMAQI
8th Aug 2026484 AMAQI
8th Aug 2026445 AMAQI

30°C24/37°C

8th Aug 2026426 AMAQI
8th Aug 2026447 AMAQI
8th Aug 2026408 AMAQI
8th Aug 2026409 AMAQI
8th Aug 20264010 AMAQI
8th Aug 20263811 AMAQI
8th Aug 20264012 PMAQI
8th Aug 2026401 PMAQI
8th Aug 2026402 PMAQI
8th Aug 2026423 PMAQI
8th Aug 2026424 PMAQI
8th Aug 2026445 PMAQI
8th Aug 2026446 PMAQI
8th Aug 2026427 PMAQI
8th Aug 2026428 PMAQI
8th Aug 2026429 PMAQI
8th Aug 20264010 PMAQI
8th Aug 20263811 PMAQI
9th Aug 20264412 AMAQI
9th Aug 2026461 AMAQI
9th Aug 2026402 AMAQI
9th Aug 2026443 AMAQI
9th Aug 2026404 AMAQI
9th Aug 2026385 AMAQI

29°C24/35°C

9th Aug 2026406 AMAQI
9th Aug 2026407 AMAQI
9th Aug 2026388 AMAQI
9th Aug 2026339 AMAQI
9th Aug 20263810 AMAQI
9th Aug 20263311 AMAQI
9th Aug 20262912 PMAQI
9th Aug 2026271 PMAQI
9th Aug 2026252 PMAQI
9th Aug 2026273 PMAQI
9th Aug 2026234 PMAQI
9th Aug 2026275 PMAQI
9th Aug 2026236 PMAQI
9th Aug 2026237 PMAQI
9th Aug 2026258 PMAQI
9th Aug 2026369 PMAQI
9th Aug 20264910 PMAQI
9th Aug 20263311 PMAQI
10th Aug 20263812 AMAQI
10th Aug 2026361 AMAQI
10th Aug 2026332 AMAQI
10th Aug 2026403 AMAQI
10th Aug 2026424 AMAQI
10th Aug 2026405 AMAQI

29°C22/36°C

10th Aug 2026426 AMAQI
10th Aug 2026427 AMAQI
10th Aug 2026408 AMAQI
10th Aug 2026409 AMAQI
10th Aug 20264210 AMAQI
10th Aug 20263811 AMAQI
10th Aug 20263312 PMAQI
10th Aug 2026361 PMAQI
10th Aug 2026332 PMAQI
10th Aug 2026333 PMAQI
10th Aug 2026334 PMAQI
10th Aug 2026335 PMAQI
10th Aug 2026386 PMAQI
10th Aug 2026337 PMAQI
10th Aug 2026338 PMAQI
10th Aug 2026389 PMAQI
10th Aug 20263610 PMAQI
10th Aug 20263811 PMAQI
11th Aug 20263812 AMAQI
11th Aug 2026361 AMAQI
11th Aug 2026402 AMAQI
11th Aug 2026383 AMAQI
11th Aug 2026424 AMAQI
11th Aug 2026385 AMAQI

30°C24/37°C

11th Aug 2026386 AMAQI
11th Aug 2026427 AMAQI
11th Aug 2026408 AMAQI
11th Aug 2026449 AMAQI
11th Aug 20264010 AMAQI
11th Aug 20264211 AMAQI
11th Aug 20264012 PMAQI
11th Aug 2026421 PMAQI
11th Aug 2026382 PMAQI
11th Aug 2026383 PMAQI
11th Aug 2026384 PMAQI
11th Aug 2026365 PMAQI
11th Aug 2026386 PMAQI
11th Aug 2026367 PMAQI
11th Aug 2026388 PMAQI
11th Aug 2026369 PMAQI
11th Aug 20263610 PMAQI
11th Aug 20263311 PMAQI
12th Aug 20263112 AMAQI
12th Aug 2026331 AMAQI
12th Aug 2026272 AMAQI
12th Aug 2026253 AMAQI
12th Aug 2026324 AMAQI
12th Aug 2026365 AMAQI

30°C21/38°C

12th Aug 2026366 AMAQI
12th Aug 2026257 AMAQI
12th Aug 2026238 AMAQI
12th Aug 2026259 AMAQI
12th Aug 20262110 AMAQI
12th Aug 20262111 AMAQI
12th Aug 20262112 PMAQI
12th Aug 2026361 PMAQI
12th Aug 2026332 PMAQI
12th Aug 2026423 PMAQI
12th Aug 2026404 PMAQI
12th Aug 2026425 PMAQI
12th Aug 2026216 PMAQI
12th Aug 2026497 PMAQI
12th Aug 2026428 PMAQI
12th Aug 2026389 PMAQI
12th Aug 20263810 PMAQI
12th Aug 20262911 PMAQI
13th Aug 20262512 AMAQI
13th Aug 2026251 AMAQI
13th Aug 2026252 AMAQI
13th Aug 2026253 AMAQI
13th Aug 2026234 AMAQI
13th Aug 2026295 AMAQI

25°C20/33°C

13th Aug 2026256 AMAQI
6 AM
13th Aug 2026257 AMAQI
13th Aug 2026258 AMAQI
13th Aug 2026259 AMAQI
13th Aug 20263410 AMAQI
13th Aug 20263111 AMAQI
13th Aug 20263412 PMAQI
13th Aug 2026331 PMAQI
1 PM
13th Aug 2026382 PMAQI
13th Aug 2026383 PMAQI
13th Aug 2026404 PMAQI
13th Aug 2026365 PMAQI
13th Aug 2026386 PMAQI
13th Aug 2026367 PMAQI
13th Aug 2026368 PMAQI
8 PM
13th Aug 2026319 PMAQI
13th Aug 20262510 PMAQI
13th Aug 20262511 PMAQI
1 AM
5 AM

28°C21/36°C

Day time
Avg. Highest Time
6 AM - 10 AM

40AQI

5 hours / Day
150 hours / Month
Avg. Lowest Time
5 PM - 7 PM

33AQI

3 hours / Day
90 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 6 AM to 10 AM (Avg. 40), while the lowest AQI was between 5 PM to 7 PM (Avg. 33).
Night time
Avg. Highest Time
2 AM - 5 AM

38AQI

4 hours / Day
120 hours / Month
Avg. Lowest Time
9 PM - 11 PM

34AQI

3 hours / Day
90 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 2 AM to 5 AM (Avg. 38), while the lowest AQI was between 9 PM to 11 PM (Avg. 34).

2026 Days Vs Air Quality

St Matthews, Kentucky, United States

2026

96%

214

4%

8

Total number of days with different AQI categories in last 225 days in 2026 (140 days remaining)

Good
214 Days
Moderate
8 Days
Poor
0 Days
Unhealthy
0 Days
Severe
0 Days
Hazardous
0 Days

Under WHO’s Safe Air Quality Limits: 96%

Health Risk Level:

Very Low

In 2026, 96% of 225 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

St Matthews, Kentucky, 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
30AQI (US)
2nd January 2026
44AQI (US)
3rd January 2026
55AQI (US)
4th January 2026
56AQI (US)
5th January 2026
46AQI (US)
6th January 2026
47AQI (US)
7th January 2026
60AQI (US)
8th January 2026
47AQI (US)
9th January 2026
29AQI (US)
10th January 2026
19AQI (US)
11th January 2026
17AQI (US)
12th January 2026
26AQI (US)
13th January 2026
22AQI (US)
14th January 2026
16AQI (US)
15th January 2026
11AQI (US)
16th January 2026
22AQI (US)
17th January 2026
27AQI (US)
18th January 2026
18AQI (US)
19th January 2026
16AQI (US)
20th January 2026
16AQI (US)
21st January 2026
31AQI (US)
22nd January 2026
40AQI (US)
23rd January 2026
41AQI (US)
24th January 2026
34AQI (US)
25th January 2026
39AQI (US)
26th January 2026
32AQI (US)
27th January 2026
27AQI (US)
28th January 2026
30AQI (US)
29th January 2026
48AQI (US)
30th January 2026
52AQI (US)
31st January 2026
35AQI (US)
1st February 2026
41AQI (US)
2nd February 2026
41AQI (US)
3rd February 2026
43AQI (US)
4th February 2026
35AQI (US)
5th February 2026
44AQI (US)
6th February 2026
38AQI (US)
7th February 2026
37AQI (US)
8th February 2026
24AQI (US)
9th February 2026
37AQI (US)
10th February 2026
41AQI (US)
11th February 2026
29AQI (US)
12th February 2026
24AQI (US)
13th February 2026
31AQI (US)
14th February 2026
30AQI (US)
15th February 2026
33AQI (US)
16th February 2026
33AQI (US)
17th February 2026
31AQI (US)
18th February 2026
36AQI (US)
19th February 2026
32AQI (US)
20th February 2026
26AQI (US)
21st February 2026
26AQI (US)
22nd February 2026
25AQI (US)
23rd February 2026
26AQI (US)
24th February 2026
30AQI (US)
25th February 2026
40AQI (US)
26th February 2026
26AQI (US)
27th February 2026
24AQI (US)
28th February 2026
25AQI (US)
1st March 2026
25AQI (US)
2nd March 2026
44AQI (US)
3rd March 2026
26AQI (US)
4th March 2026
37AQI (US)
5th March 2026
25AQI (US)
6th March 2026
16AQI (US)
7th March 2026
28AQI (US)
8th March 2026
28AQI (US)
9th March 2026
26AQI (US)
10th March 2026
25AQI (US)
11th March 2026
34AQI (US)
12th March 2026
36AQI (US)
13th March 2026
30AQI (US)
14th March 2026
23AQI (US)
15th March 2026
20AQI (US)
16th March 2026
31AQI (US)
17th March 2026
30AQI (US)
18th March 2026
19AQI (US)
19th March 2026
26AQI (US)
20th March 2026
39AQI (US)
21st March 2026
31AQI (US)
22nd March 2026
32AQI (US)
23rd March 2026
38AQI (US)
24th March 2026
26AQI (US)
25th March 2026
28AQI (US)
26th March 2026
30AQI (US)
27th March 2026
24AQI (US)
28th March 2026
21AQI (US)
29th March 2026
13AQI (US)
30th March 2026
19AQI (US)
31st March 2026
21AQI (US)
1st April 2026
20AQI (US)
2nd April 2026
15AQI (US)
3rd April 2026
16AQI (US)
4th April 2026
25AQI (US)
5th April 2026
29AQI (US)
6th April 2026
28AQI (US)
7th April 2026
24AQI (US)
8th April 2026
26AQI (US)
9th April 2026
24AQI (US)
10th April 2026
28AQI (US)
11th April 2026
26AQI (US)
12th April 2026
21AQI (US)
13th April 2026
22AQI (US)
14th April 2026
22AQI (US)
15th April 2026
26AQI (US)
16th April 2026
23AQI (US)
17th April 2026
18th April 2026
19AQI (US)
19th April 2026
21AQI (US)
20th April 2026
22AQI (US)
21st April 2026
18AQI (US)
22nd April 2026
23rd April 2026
32AQI (US)
24th April 2026
28AQI (US)
25th April 2026
15AQI (US)
26th April 2026
22AQI (US)
27th April 2026
19AQI (US)
28th April 2026
21AQI (US)
29th April 2026
21AQI (US)
30th April 2026
23AQI (US)
1st May 2026
21AQI (US)
2nd May 2026
14AQI (US)
3rd May 2026
16AQI (US)
4th May 2026
33AQI (US)
5th May 2026
33AQI (US)
6th May 2026
25AQI (US)
7th May 2026
21AQI (US)
8th May 2026
24AQI (US)
9th May 2026
10th May 2026
25AQI (US)
11th May 2026
18AQI (US)
12th May 2026
25AQI (US)
13th May 2026
28AQI (US)
14th May 2026
19AQI (US)
15th May 2026
29AQI (US)
16th May 2026
46AQI (US)
17th May 2026
51AQI (US)
18th May 2026
55AQI (US)
19th May 2026
49AQI (US)
20th May 2026
42AQI (US)
21st May 2026
38AQI (US)
22nd May 2026
37AQI (US)
23rd May 2026
39AQI (US)
24th May 2026
38AQI (US)
25th May 2026
38AQI (US)
26th May 2026
20AQI (US)
27th May 2026
12AQI (US)
28th May 2026
13AQI (US)
29th May 2026
14AQI (US)
30th May 2026
15AQI (US)
31st May 2026
15AQI (US)
1st June 2026
16AQI (US)
2nd June 2026
13AQI (US)
3rd June 2026
16AQI (US)
4th June 2026
18AQI (US)
5th June 2026
22AQI (US)
6th June 2026
20AQI (US)
7th June 2026
19AQI (US)
8th June 2026
12AQI (US)
9th June 2026
13AQI (US)
10th June 2026
16AQI (US)
11th June 2026
15AQI (US)
12th June 2026
13AQI (US)
13th June 2026
12AQI (US)
14th June 2026
13AQI (US)
15th June 2026
14AQI (US)
16th June 2026
15AQI (US)
17th June 2026
18AQI (US)
18th June 2026
18AQI (US)
19th June 2026
13AQI (US)
20th June 2026
15AQI (US)
21st June 2026
13AQI (US)
22nd June 2026
13AQI (US)
23rd June 2026
14AQI (US)
24th June 2026
9AQI (US)
25th June 2026
15AQI (US)
26th June 2026
13AQI (US)
27th June 2026
17AQI (US)
28th June 2026
17AQI (US)
29th June 2026
24AQI (US)
30th June 2026
39AQI (US)
1st July 2026
66AQI (US)
2nd July 2026
41AQI (US)
3rd July 2026
29AQI (US)
4th July 2026
14AQI (US)
5th July 2026
17AQI (US)
6th July 2026
18AQI (US)
7th July 2026
14AQI (US)
8th July 2026
14AQI (US)
9th July 2026
16AQI (US)
10th July 2026
16AQI (US)
11th July 2026
10AQI (US)
12th July 2026
13AQI (US)
13th July 2026
15AQI (US)
14th July 2026
9AQI (US)
15th July 2026
13AQI (US)
16th July 2026
15AQI (US)
17th July 2026
28AQI (US)
18th July 2026
42AQI (US)
19th July 2026
45AQI (US)
20th July 2026
72AQI (US)
21st July 2026
39AQI (US)
22nd July 2026
31AQI (US)
23rd July 2026
30AQI (US)
24th July 2026
26AQI (US)
25th July 2026
31AQI (US)
26th July 2026
32AQI (US)
27th July 2026
36AQI (US)
28th July 2026
46AQI (US)
29th July 2026
47AQI (US)
30th July 2026
37AQI (US)
31st July 2026
37AQI (US)
1st August 2026
33AQI (US)
2nd August 2026
35AQI (US)
3rd August 2026
35AQI (US)
4th August 2026
39AQI (US)
5th August 2026
41AQI (US)
6th August 2026
43AQI (US)
7th August 2026
41AQI (US)
8th August 2026
42AQI (US)
9th August 2026
34AQI (US)
10th August 2026
37AQI (US)
11th August 2026
39AQI (US)
12th August 2026
32AQI (US)
13th August 2026
30AQI (US)
14th August 2026
15th August 2026
16th August 2026
17th August 2026
18th August 2026
19th August 2026
20th August 2026
21st August 2026
22nd August 2026
23rd August 2026
24th August 2026
25th August 2026
26th August 2026
27th August 2026
28th August 2026
29th August 2026
30th August 2026
31st August 2026
1st September 2026
2nd September 2026
3rd September 2026
4th September 2026
5th September 2026
6th September 2026
7th September 2026
8th September 2026
9th September 2026
10th September 2026
11th September 2026
12th September 2026
13th September 2026
14th September 2026
15th September 2026
16th September 2026
17th September 2026
18th September 2026
19th September 2026
20th September 2026
21st September 2026
22nd September 2026
23rd September 2026
24th September 2026
25th September 2026
26th September 2026
27th September 2026
28th September 2026
29th September 2026
30th September 2026
1st October 2026
2nd October 2026
3rd October 2026
4th October 2026
5th October 2026
6th October 2026
7th October 2026
8th October 2026
9th October 2026
10th October 2026
11th October 2026
12th October 2026
13th October 2026
14th October 2026
15th October 2026
16th October 2026
17th October 2026
18th October 2026
19th October 2026
20th October 2026
21st October 2026
22nd October 2026
23rd October 2026
24th October 2026
25th October 2026
26th October 2026
27th October 2026
28th October 2026
29th October 2026
30th October 2026
31st October 2026
1st November 2026
2nd November 2026
3rd November 2026
4th November 2026
5th November 2026
6th November 2026
7th November 2026
8th November 2026
9th November 2026
10th November 2026
11th November 2026
12th November 2026
13th November 2026
14th November 2026
15th November 2026
16th November 2026
17th November 2026
18th November 2026
19th November 2026
20th November 2026
21st November 2026
22nd November 2026
23rd November 2026
24th November 2026
25th November 2026
26th November 2026
27th November 2026
28th November 2026
29th November 2026
30th November 2026
1st December 2026
2nd December 2026
3rd December 2026
4th December 2026
5th December 2026
6th December 2026
7th December 2026
8th December 2026
9th December 2026
10th December 2026
11th December 2026
12th December 2026
13th December 2026
14th December 2026
15th December 2026
16th December 2026
17th December 2026
18th December 2026
19th December 2026
20th December 2026
21st December 2026
22nd December 2026
23rd December 2026
24th December 2026
25th December 2026
26th December 2026
27th December 2026
28th December 2026
29th December 2026
30th December 2026
31st December 2026

33AQI (US)

32AQI (US)

27AQI (US)

23AQI (US)

28AQI (US)

16AQI (US)

29AQI (US)

37AQI (US)

No. of days

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

202628AQI (US)

27
4
28
31
28
28
2
30
29
2
13
214
8

Highest AQI (US) recorded in

August

37AQI (US)

Lowest AQI (US) recorded in

June

16AQI (US)

202536AQI (US)

29
2
28
29
2
30
31
18
12
23
7
1
27
4
18
12
27
4
27
3
21
10
308
56
1

Highest AQI (US) recorded in

June

45AQI (US)

Lowest AQI (US) recorded in

May

27AQI (US)

202434AQI (US)

30
27
2
31
28
1
31
27
3
25
6
22
9
29
1
28
3
30
31
339
25

Highest AQI (US) recorded in

July

42AQI (US)

Lowest AQI (US) recorded in

December

28AQI (US)

202342AQI (US)

28
3
24
4
28
3
24
6
29
2
7
19
3
1
21
8
1
20
11
28
2
30
1
23
6
29
2
291
67
4
1

Highest AQI (US) recorded in

June

69AQI (US)

Lowest AQI (US) recorded in

December

33AQI (US)

202238AQI (US)

26
5
19
2
29
2
17
30
1
25
5
19
4
2
28
1
31
20
10
29
2
275
32

Highest AQI (US) recorded in

July

45AQI (US)

Lowest AQI (US) recorded in

September

32AQI (US)

202142AQI (US)

21
8
17
11
27
4
23
7
23
8
25
3
15
14
2
21
10
26
4
29
2
24
6
28
3
279
80
2

Highest AQI (US) recorded in

July

56AQI (US)

Lowest AQI (US) recorded in

October

34AQI (US)

202040AQI (US)

9
4
16
4
18
23
7
29
2
27
4
29
1
27
4
23
6
1
18
13
219
45
1

Highest AQI (US) recorded in

December

48AQI (US)

Lowest AQI (US) recorded in

May

33AQI (US)

Most & Least Polluted Years Over the Last 7 Years

Most Polluted Year Recorded
2023(Avg.)
42AQI (US)
Least Polluted Year Recorded
2026(Avg.)
28AQI (US)

St Matthews's annual 2026 AQI (US) (28) shows an average percentage change of -27.1% (improved AQI (US)) compared to previous years: 2020 (40), 2021 (42), 2022 (38), 2023 (42), 2024 (34), 2025 (36).