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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

2021
2022
2023
2024
2025
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
2nd Aug 2021
86AQI
Lowest AQI recorded on
31st Aug 2021
19AQI

Same Day Analysis (4th August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 4th highest AQI at 30 of Good air quality, showing improvement over 2024, 2023 and 2021 on the same day.

Download 2024 Annual Data

World Air Quality Report

Globe

Day & Night AQI Trend: 4th Aug - 5th Aug 2025

St Matthews, Kentucky, United States

AQI
Day
Night
.

6 AM4th Aug 2025

9 PM

5 AM5th Aug 2025

Day time
Avg. Highest Time
3PM4th Aug

36AQI

Avg. Lowest Time
6AM4th Aug

25AQI

Night time
Avg. Highest Time
4AM5th Aug

39AQI

Avg. Lowest Time
9PM4th Aug

35AQI

In the last 24 hours,

St Matthews's AQI reached its highest point of 39 at 4 AM during the Night, while the lowest point, 25, was recorded at 6 AM during the Day between 4th Aug and 5th Aug 2025.

Day & Night AQI Trend : Jul - Aug 2025

St Matthews, Kentucky, United States

JulAug
06th - 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 - 03rd03rd - 04th04th - 05th05th
Day
Night
6th Jul 2025656 AMAQI
6th Jul 2025637 AMAQI
6th Jul 2025638 AMAQI
6th Jul 2025629 AMAQI
6th Jul 20256210 AMAQI
6th Jul 20256011 AMAQI
6th Jul 20256012 PMAQI
6th Jul 2025581 PMAQI
6th Jul 2025592 PMAQI
6th Jul 2025623 PMAQI
6th Jul 2025604 PMAQI
6th Jul 2025605 PMAQI
6th Jul 2025616 PMAQI
6th Jul 2025627 PMAQI
6th Jul 2025608 PMAQI
6th Jul 2025589 PMAQI
6th Jul 20255810 PMAQI
6th Jul 20255811 PMAQI
7th Jul 20255812 AMAQI
7th Jul 2025541 AMAQI
7th Jul 2025542 AMAQI
7th Jul 2025543 AMAQI
7th Jul 2025544 AMAQI
7th Jul 2025555 AMAQI

--°C/°C

7th Jul 2025556 AMAQI
7th Jul 2025567 AMAQI
7th Jul 2025588 AMAQI
7th Jul 2025579 AMAQI
7th Jul 20255610 AMAQI
7th Jul 20255611 AMAQI
7th Jul 20255412 PMAQI
7th Jul 2025521 PMAQI
7th Jul 2025532 PMAQI
7th Jul 2025543 PMAQI
7th Jul 2025544 PMAQI
7th Jul 2025525 PMAQI
7th Jul 2025526 PMAQI
7th Jul 2025537 PMAQI
7th Jul 2025538 PMAQI
7th Jul 2025479 PMAQI
7th Jul 20254810 PMAQI
7th Jul 20255011 PMAQI
8th Jul 20254312 AMAQI
8th Jul 2025301 AMAQI
8th Jul 2025322 AMAQI
8th Jul 2025323 AMAQI
8th Jul 2025354 AMAQI
8th Jul 2025345 AMAQI

28°C24/31°C

8th Jul 2025366 AMAQI
8th Jul 2025367 AMAQI
8th Jul 2025388 AMAQI
8th Jul 2025409 AMAQI
8th Jul 20254610 AMAQI
8th Jul 20255111 AMAQI
8th Jul 20255012 PMAQI
8th Jul 2025521 PMAQI
8th Jul 2025512 PMAQI
8th Jul 2025523 PMAQI
8th Jul 2025524 PMAQI
8th Jul 2025495 PMAQI
8th Jul 2025496 PMAQI
8th Jul 2025447 PMAQI
8th Jul 2025468 PMAQI
8th Jul 2025489 PMAQI
8th Jul 20255010 PMAQI
8th Jul 20254911 PMAQI
9th Jul 20255112 AMAQI
9th Jul 2025561 AMAQI
9th Jul 2025552 AMAQI
9th Jul 2025553 AMAQI
9th Jul 2025564 AMAQI
9th Jul 2025565 AMAQI

28°C24/33°C

9th Jul 2025566 AMAQI
9th Jul 2025587 AMAQI
9th Jul 2025578 AMAQI
9th Jul 2025569 AMAQI
9th Jul 20255310 AMAQI
9th Jul 20255311 AMAQI
9th Jul 20255412 PMAQI
9th Jul 2025541 PMAQI
9th Jul 2025542 PMAQI
9th Jul 2025543 PMAQI
9th Jul 2025544 PMAQI
9th Jul 2025545 PMAQI
9th Jul 2025546 PMAQI
9th Jul 2025547 PMAQI
9th Jul 2025548 PMAQI
9th Jul 2025539 PMAQI
9th Jul 20255310 PMAQI
9th Jul 20255211 PMAQI
10th Jul 20255012 AMAQI
10th Jul 2025471 AMAQI
10th Jul 2025462 AMAQI
10th Jul 2025463 AMAQI
10th Jul 2025444 AMAQI
10th Jul 2025455 AMAQI

26°C24/29°C

10th Jul 2025456 AMAQI
10th Jul 2025487 AMAQI
10th Jul 2025498 AMAQI
10th Jul 2025509 AMAQI
10th Jul 20254910 AMAQI
10th Jul 20254711 AMAQI
10th Jul 20254712 PMAQI
10th Jul 2025421 PMAQI
10th Jul 2025442 PMAQI
10th Jul 2025443 PMAQI
10th Jul 2025434 PMAQI
10th Jul 2025425 PMAQI
10th Jul 2025426 PMAQI
10th Jul 2025457 PMAQI
10th Jul 2025438 PMAQI
10th Jul 2025399 PMAQI
10th Jul 20253910 PMAQI
10th Jul 20254111 PMAQI
11th Jul 20253912 AMAQI
11th Jul 2025361 AMAQI
11th Jul 2025402 AMAQI
11th Jul 2025403 AMAQI
11th Jul 2025394 AMAQI
11th Jul 2025425 AMAQI

28°C23/33°C

11th Jul 2025456 AMAQI
11th Jul 2025447 AMAQI
11th Jul 2025498 AMAQI
11th Jul 2025519 AMAQI
11th Jul 20255210 AMAQI
11th Jul 20254911 AMAQI
11th Jul 20254412 PMAQI
11th Jul 2025441 PMAQI
11th Jul 2025462 PMAQI
11th Jul 2025473 PMAQI
11th Jul 2025494 PMAQI
11th Jul 2025485 PMAQI
11th Jul 2025486 PMAQI
11th Jul 2025467 PMAQI
11th Jul 2025448 PMAQI
11th Jul 2025439 PMAQI
11th Jul 20254410 PMAQI
11th Jul 20254411 PMAQI
12th Jul 20254412 AMAQI
12th Jul 2025401 AMAQI
12th Jul 2025402 AMAQI
12th Jul 2025433 AMAQI
12th Jul 2025424 AMAQI
12th Jul 2025435 AMAQI

29°C22/35°C

12th Jul 2025426 AMAQI
12th Jul 2025437 AMAQI
12th Jul 2025468 AMAQI
12th Jul 2025469 AMAQI
12th Jul 20255210 AMAQI
12th Jul 20255211 AMAQI
12th Jul 20255412 PMAQI
12th Jul 2025541 PMAQI
12th Jul 2025542 PMAQI
12th Jul 2025533 PMAQI
12th Jul 2025534 PMAQI
12th Jul 2025525 PMAQI
12th Jul 2025486 PMAQI
12th Jul 2025457 PMAQI
12th Jul 2025458 PMAQI
12th Jul 2025439 PMAQI
12th Jul 20254110 PMAQI
12th Jul 20254011 PMAQI
13th Jul 20254212 AMAQI
13th Jul 2025421 AMAQI
13th Jul 2025342 AMAQI
13th Jul 2025383 AMAQI
13th Jul 2025344 AMAQI
13th Jul 2025325 AMAQI

29°C25/36°C

13th Jul 2025336 AMAQI
13th Jul 2025317 AMAQI
13th Jul 2025328 AMAQI
13th Jul 2025349 AMAQI
13th Jul 20254010 AMAQI
13th Jul 20254711 AMAQI
13th Jul 20255212 PMAQI
13th Jul 2025541 PMAQI
13th Jul 2025502 PMAQI
13th Jul 2025443 PMAQI
13th Jul 2025424 PMAQI
13th Jul 2025425 PMAQI
13th Jul 2025426 PMAQI
13th Jul 2025407 PMAQI
13th Jul 2025388 PMAQI
13th Jul 2025369 PMAQI
13th Jul 20253610 PMAQI
13th Jul 20253511 PMAQI
14th Jul 20253212 AMAQI
14th Jul 2025291 AMAQI
14th Jul 2025212 AMAQI
14th Jul 2025193 AMAQI
14th Jul 2025214 AMAQI
14th Jul 2025225 AMAQI

28°C22/33°C

14th Jul 2025236 AMAQI
14th Jul 2025257 AMAQI
14th Jul 2025258 AMAQI
14th Jul 2025259 AMAQI
14th Jul 20252710 AMAQI
14th Jul 20252911 AMAQI
14th Jul 20253112 PMAQI
14th Jul 2025331 PMAQI
14th Jul 2025342 PMAQI
14th Jul 2025323 PMAQI
14th Jul 2025324 PMAQI
14th Jul 2025315 PMAQI
14th Jul 2025326 PMAQI
14th Jul 2025287 PMAQI
14th Jul 2025288 PMAQI
14th Jul 2025329 PMAQI
14th Jul 20253210 PMAQI
14th Jul 20253211 PMAQI
15th Jul 20253312 AMAQI
15th Jul 2025351 AMAQI
15th Jul 2025352 AMAQI
15th Jul 2025353 AMAQI
15th Jul 2025344 AMAQI
15th Jul 2025325 AMAQI

27°C23/30°C

15th Jul 2025316 AMAQI
15th Jul 2025347 AMAQI
15th Jul 2025328 AMAQI
15th Jul 2025319 AMAQI
15th Jul 20253010 AMAQI
15th Jul 20253211 AMAQI
15th Jul 20253212 PMAQI
15th Jul 2025321 PMAQI
15th Jul 2025322 PMAQI
15th Jul 2025343 PMAQI
15th Jul 2025334 PMAQI
15th Jul 2025345 PMAQI
15th Jul 2025346 PMAQI
15th Jul 2025347 PMAQI
15th Jul 2025348 PMAQI
15th Jul 2025349 PMAQI
15th Jul 20253410 PMAQI
15th Jul 20253411 PMAQI
16th Jul 20253412 AMAQI
16th Jul 2025291 AMAQI
16th Jul 2025282 AMAQI
16th Jul 2025293 AMAQI
16th Jul 2025264 AMAQI
16th Jul 2025235 AMAQI

27°C23/31°C

16th Jul 2025256 AMAQI
16th Jul 2025267 AMAQI
16th Jul 2025258 AMAQI
16th Jul 2025269 AMAQI
16th Jul 20252810 AMAQI
16th Jul 20252911 AMAQI
16th Jul 20252912 PMAQI
16th Jul 2025301 PMAQI
16th Jul 2025302 PMAQI
16th Jul 2025323 PMAQI
16th Jul 2025324 PMAQI
16th Jul 2025335 PMAQI
16th Jul 2025336 PMAQI
16th Jul 2025307 PMAQI
16th Jul 2025298 PMAQI
16th Jul 2025329 PMAQI
16th Jul 20253310 PMAQI
16th Jul 20253111 PMAQI
17th Jul 20252912 AMAQI
17th Jul 2025281 AMAQI
17th Jul 2025252 AMAQI
17th Jul 2025233 AMAQI
17th Jul 2025244 AMAQI
17th Jul 2025285 AMAQI

29°C24/36°C

17th Jul 2025276 AMAQI
17th Jul 2025287 AMAQI
17th Jul 2025308 AMAQI
17th Jul 2025359 AMAQI
17th Jul 20254010 AMAQI
17th Jul 20254211 AMAQI
17th Jul 20254312 PMAQI
17th Jul 2025461 PMAQI
17th Jul 2025422 PMAQI
17th Jul 2025423 PMAQI
17th Jul 2025414 PMAQI
17th Jul 2025335 PMAQI
17th Jul 2025296 PMAQI
17th Jul 2025287 PMAQI
17th Jul 2025298 PMAQI
17th Jul 2025269 PMAQI
17th Jul 20252610 PMAQI
17th Jul 20252711 PMAQI
18th Jul 20252612 AMAQI
18th Jul 2025241 AMAQI
18th Jul 2025212 AMAQI
18th Jul 2025223 AMAQI
18th Jul 2025214 AMAQI
18th Jul 2025225 AMAQI

29°C23/35°C

18th Jul 2025256 AMAQI
18th Jul 2025247 AMAQI
18th Jul 2025258 AMAQI
18th Jul 2025269 AMAQI
18th Jul 20252410 AMAQI
18th Jul 20252511 AMAQI
18th Jul 20252512 PMAQI
18th Jul 2025261 PMAQI
18th Jul 2025302 PMAQI
18th Jul 2025303 PMAQI
18th Jul 2025324 PMAQI
18th Jul 2025335 PMAQI
18th Jul 2025346 PMAQI
18th Jul 2025267 PMAQI
18th Jul 2025268 PMAQI
18th Jul 2025329 PMAQI
18th Jul 20253310 PMAQI
18th Jul 20253011 PMAQI
19th Jul 20252812 AMAQI
19th Jul 2025261 AMAQI
19th Jul 2025272 AMAQI
19th Jul 2025283 AMAQI
19th Jul 2025284 AMAQI
19th Jul 2025285 AMAQI

28°C22/34°C

19th Jul 2025296 AMAQI
19th Jul 2025317 AMAQI
19th Jul 2025348 AMAQI
19th Jul 2025339 AMAQI
19th Jul 20252910 AMAQI
19th Jul 20252811 AMAQI
19th Jul 20252912 PMAQI
19th Jul 2025281 PMAQI
19th Jul 2025302 PMAQI
19th Jul 2025303 PMAQI
19th Jul 2025314 PMAQI
19th Jul 2025295 PMAQI
19th Jul 2025276 PMAQI
19th Jul 2025297 PMAQI
19th Jul 2025308 PMAQI
19th Jul 2025269 PMAQI
19th Jul 20252610 PMAQI
19th Jul 20252711 PMAQI
20th Jul 20252512 AMAQI
20th Jul 2025191 AMAQI
20th Jul 2025202 AMAQI
20th Jul 2025223 AMAQI
20th Jul 2025234 AMAQI
20th Jul 2025245 AMAQI

26°C23/29°C

20th Jul 2025256 AMAQI
20th Jul 2025257 AMAQI
20th Jul 2025298 AMAQI
20th Jul 2025339 AMAQI
20th Jul 20253710 AMAQI
20th Jul 20254011 AMAQI
20th Jul 20254612 PMAQI
20th Jul 2025501 PMAQI
20th Jul 2025482 PMAQI
20th Jul 2025463 PMAQI
20th Jul 2025474 PMAQI
20th Jul 2025475 PMAQI
20th Jul 2025456 PMAQI
20th Jul 2025337 PMAQI
20th Jul 2025358 PMAQI
20th Jul 2025429 PMAQI
20th Jul 20254310 PMAQI
20th Jul 20254411 PMAQI
21st Jul 20254012 AMAQI
21st Jul 2025321 AMAQI
21st Jul 2025262 AMAQI
21st Jul 2025233 AMAQI
21st Jul 2025224 AMAQI
21st Jul 2025225 AMAQI

29°C22/36°C

21st Jul 2025256 AMAQI
21st Jul 2025257 AMAQI
21st Jul 2025268 AMAQI
21st Jul 2025259 AMAQI
21st Jul 20252510 AMAQI
21st Jul 20252611 AMAQI
21st Jul 20252512 PMAQI
21st Jul 2025261 PMAQI
21st Jul 2025312 PMAQI
21st Jul 2025323 PMAQI
21st Jul 2025364 PMAQI
21st Jul 2025375 PMAQI
21st Jul 2025376 PMAQI
21st Jul 2025337 PMAQI
21st Jul 2025318 PMAQI
21st Jul 2025369 PMAQI
21st Jul 20253210 PMAQI
21st Jul 20253111 PMAQI
22nd Jul 20253212 AMAQI
22nd Jul 2025331 AMAQI
22nd Jul 2025452 AMAQI
22nd Jul 2025523 AMAQI
22nd Jul 2025564 AMAQI
22nd Jul 2025595 AMAQI

26°C24/31°C

22nd Jul 2025606 AMAQI
22nd Jul 2025617 AMAQI
22nd Jul 2025618 AMAQI
22nd Jul 2025609 AMAQI
22nd Jul 20255910 AMAQI
22nd Jul 20255811 AMAQI
22nd Jul 20255812 PMAQI
22nd Jul 2025561 PMAQI
22nd Jul 2025572 PMAQI
22nd Jul 2025553 PMAQI
22nd Jul 2025554 PMAQI
22nd Jul 2025565 PMAQI
22nd Jul 2025546 PMAQI
22nd Jul 2025547 PMAQI
22nd Jul 2025548 PMAQI
22nd Jul 2025549 PMAQI
22nd Jul 20255610 PMAQI
22nd Jul 20255611 PMAQI
23rd Jul 20255812 AMAQI
23rd Jul 2025621 AMAQI
23rd Jul 2025602 AMAQI
23rd Jul 2025623 AMAQI
23rd Jul 2025644 AMAQI
23rd Jul 2025635 AMAQI

27°C21/34°C

23rd Jul 2025656 AMAQI
23rd Jul 2025647 AMAQI
23rd Jul 2025648 AMAQI
23rd Jul 2025649 AMAQI
23rd Jul 20256210 AMAQI
23rd Jul 20256311 AMAQI
23rd Jul 20256212 PMAQI
23rd Jul 2025611 PMAQI
23rd Jul 2025622 PMAQI
23rd Jul 2025613 PMAQI
23rd Jul 2025604 PMAQI
23rd Jul 2025595 PMAQI
23rd Jul 2025596 PMAQI
23rd Jul 2025617 PMAQI
23rd Jul 2025618 PMAQI
23rd Jul 2025599 PMAQI
23rd Jul 20255810 PMAQI
23rd Jul 20255811 PMAQI
24th Jul 20255412 AMAQI
24th Jul 2025431 AMAQI
24th Jul 2025412 AMAQI
24th Jul 2025403 AMAQI
24th Jul 2025404 AMAQI
24th Jul 2025415 AMAQI

28°C20/36°C

24th Jul 2025446 AMAQI
24th Jul 2025457 AMAQI
24th Jul 2025498 AMAQI
24th Jul 2025489 AMAQI
24th Jul 20254710 AMAQI
24th Jul 20254611 AMAQI
24th Jul 20254512 PMAQI
24th Jul 2025461 PMAQI
24th Jul 2025472 PMAQI
24th Jul 2025493 PMAQI
24th Jul 2025504 PMAQI
24th Jul 2025495 PMAQI
24th Jul 2025496 PMAQI
24th Jul 2025507 PMAQI
24th Jul 2025508 PMAQI
24th Jul 2025469 PMAQI
24th Jul 20254610 PMAQI
24th Jul 20254811 PMAQI
25th Jul 20254712 AMAQI
25th Jul 2025481 AMAQI
25th Jul 2025502 AMAQI
25th Jul 2025493 AMAQI
25th Jul 2025504 AMAQI
25th Jul 2025505 AMAQI

30°C24/37°C

25th Jul 2025526 AMAQI
25th Jul 2025527 AMAQI
25th Jul 2025528 AMAQI
25th Jul 2025539 AMAQI
25th Jul 20255210 AMAQI
25th Jul 20255211 AMAQI
25th Jul 20255212 PMAQI
25th Jul 2025511 PMAQI
25th Jul 2025522 PMAQI
25th Jul 2025523 PMAQI
25th Jul 2025524 PMAQI
25th Jul 2025525 PMAQI
25th Jul 2025526 PMAQI
25th Jul 2025517 PMAQI
25th Jul 2025538 PMAQI
25th Jul 2025519 PMAQI
25th Jul 20255010 PMAQI
25th Jul 20255011 PMAQI
26th Jul 20254912 AMAQI
26th Jul 2025421 AMAQI
26th Jul 2025422 AMAQI
26th Jul 2025423 AMAQI
26th Jul 2025424 AMAQI
26th Jul 2025385 AMAQI

30°C24/37°C

26th Jul 2025386 AMAQI
26th Jul 2025397 AMAQI
26th Jul 2025408 AMAQI
26th Jul 2025369 AMAQI
26th Jul 20253510 AMAQI
26th Jul 20253411 AMAQI
26th Jul 20253312 PMAQI
26th Jul 2025321 PMAQI
26th Jul 2025322 PMAQI
26th Jul 2025363 PMAQI
26th Jul 2025364 PMAQI
26th Jul 2025345 PMAQI
26th Jul 2025336 PMAQI
26th Jul 2025367 PMAQI
26th Jul 2025388 PMAQI
26th Jul 2025349 PMAQI
26th Jul 20253410 PMAQI
26th Jul 20253311 PMAQI
27th Jul 20253112 AMAQI
27th Jul 2025241 AMAQI
27th Jul 2025242 AMAQI
27th Jul 2025243 AMAQI
27th Jul 2025264 AMAQI
27th Jul 2025265 AMAQI

30°C25/35°C

27th Jul 2025276 AMAQI
27th Jul 2025287 AMAQI
27th Jul 2025268 AMAQI
27th Jul 2025269 AMAQI
27th Jul 20252610 AMAQI
27th Jul 20252611 AMAQI
27th Jul 20252612 PMAQI
27th Jul 2025271 PMAQI
27th Jul 2025282 PMAQI
27th Jul 2025273 PMAQI
27th Jul 2025274 PMAQI
27th Jul 2025275 PMAQI
27th Jul 2025276 PMAQI
27th Jul 2025277 PMAQI
27th Jul 2025278 PMAQI
27th Jul 2025269 PMAQI
27th Jul 20252610 PMAQI
27th Jul 20252611 PMAQI
28th Jul 20252412 AMAQI
28th Jul 2025191 AMAQI
28th Jul 2025212 AMAQI
28th Jul 2025223 AMAQI
28th Jul 2025224 AMAQI
28th Jul 2025235 AMAQI

31°C25/37°C

28th Jul 2025236 AMAQI
28th Jul 2025267 AMAQI
28th Jul 2025288 AMAQI
28th Jul 2025289 AMAQI
28th Jul 20253010 AMAQI
28th Jul 20253211 AMAQI
28th Jul 20253412 PMAQI
28th Jul 2025331 PMAQI
28th Jul 2025322 PMAQI
28th Jul 2025343 PMAQI
28th Jul 2025334 PMAQI
28th Jul 2025325 PMAQI
28th Jul 2025336 PMAQI
28th Jul 2025307 PMAQI
28th Jul 2025298 PMAQI
28th Jul 2025289 PMAQI
28th Jul 20252810 PMAQI
28th Jul 20252811 PMAQI
29th Jul 20252512 AMAQI
29th Jul 2025221 AMAQI
29th Jul 2025242 AMAQI
29th Jul 2025243 AMAQI
29th Jul 2025244 AMAQI
29th Jul 2025255 AMAQI

30°C25/35°C

29th Jul 2025276 AMAQI
29th Jul 2025277 AMAQI
29th Jul 2025288 AMAQI
29th Jul 2025299 AMAQI
29th Jul 20253010 AMAQI
29th Jul 20253211 AMAQI
29th Jul 20253312 PMAQI
29th Jul 2025341 PMAQI
29th Jul 2025372 PMAQI
29th Jul 2025383 PMAQI
29th Jul 2025384 PMAQI
29th Jul 2025375 PMAQI
29th Jul 2025366 PMAQI
29th Jul 2025327 PMAQI
29th Jul 2025298 PMAQI
29th Jul 2025349 PMAQI
29th Jul 20253410 PMAQI
29th Jul 20253611 PMAQI
30th Jul 20253412 AMAQI
30th Jul 2025361 AMAQI
30th Jul 2025372 AMAQI
30th Jul 2025363 AMAQI
30th Jul 2025344 AMAQI
30th Jul 2025365 AMAQI

29°C23/35°C

30th Jul 2025376 AMAQI
30th Jul 2025397 AMAQI
30th Jul 2025388 AMAQI
30th Jul 2025399 AMAQI
30th Jul 20253810 AMAQI
30th Jul 20254011 AMAQI
30th Jul 20253912 PMAQI
30th Jul 2025401 PMAQI
30th Jul 2025392 PMAQI
30th Jul 2025383 PMAQI
30th Jul 2025384 PMAQI
30th Jul 2025385 PMAQI
30th Jul 2025386 PMAQI
30th Jul 2025387 PMAQI
30th Jul 2025388 PMAQI
30th Jul 2025429 PMAQI
30th Jul 20254610 PMAQI
30th Jul 20255211 PMAQI
31st Jul 20255112 AMAQI
31st Jul 2025521 AMAQI
31st Jul 2025532 AMAQI
31st Jul 2025543 AMAQI
31st Jul 2025544 AMAQI
31st Jul 2025565 AMAQI

30°C23/36°C

31st Jul 2025586 AMAQI
31st Jul 2025607 AMAQI
31st Jul 2025608 AMAQI
31st Jul 2025609 AMAQI
31st Jul 20255810 AMAQI
31st Jul 20255611 AMAQI
31st Jul 20255412 PMAQI
31st Jul 2025521 PMAQI
31st Jul 2025472 PMAQI
31st Jul 2025413 PMAQI
31st Jul 2025394 PMAQI
31st Jul 2025325 PMAQI
31st Jul 2025306 PMAQI
31st Jul 2025547 PMAQI
31st Jul 2025448 PMAQI
31st Jul 2025349 PMAQI
31st Jul 20254010 PMAQI
31st Jul 20253411 PMAQI
1st Aug 20253812 AMAQI
1st Aug 2025441 AMAQI
1st Aug 2025502 AMAQI
1st Aug 2025553 AMAQI
1st Aug 2025584 AMAQI
1st Aug 2025605 AMAQI

28°C23/34°C

1st Aug 2025686 AMAQI
1st Aug 2025717 AMAQI
1st Aug 2025768 AMAQI
1st Aug 2025749 AMAQI
1st Aug 20257410 AMAQI
1st Aug 20257411 AMAQI
1st Aug 20257412 PMAQI
1st Aug 2025701 PMAQI
1st Aug 2025672 PMAQI
1st Aug 2025703 PMAQI
1st Aug 2025764 PMAQI
1st Aug 2025805 PMAQI
1st Aug 2025776 PMAQI
1st Aug 2025697 PMAQI
1st Aug 2025748 PMAQI
1st Aug 2025779 PMAQI
1st Aug 20257910 PMAQI
1st Aug 20257911 PMAQI
2nd Aug 20258312 AMAQI
2nd Aug 2025821 AMAQI
2nd Aug 2025762 AMAQI
2nd Aug 2025803 AMAQI
2nd Aug 2025754 AMAQI
2nd Aug 2025765 AMAQI

23°C19/30°C

2nd Aug 2025766 AMAQI
2nd Aug 2025717 AMAQI
2nd Aug 2025668 AMAQI
2nd Aug 2025629 AMAQI
2nd Aug 20255810 AMAQI
2nd Aug 20255611 AMAQI
2nd Aug 20255412 PMAQI
2nd Aug 2025541 PMAQI
2nd Aug 2025522 PMAQI
2nd Aug 2025483 PMAQI
2nd Aug 2025474 PMAQI
2nd Aug 2025465 PMAQI
2nd Aug 2025456 PMAQI
2nd Aug 2025587 PMAQI
2nd Aug 2025538 PMAQI
2nd Aug 2025499 PMAQI
2nd Aug 20254710 PMAQI
2nd Aug 20254611 PMAQI
3rd Aug 20254612 AMAQI
3rd Aug 2025431 AMAQI
3rd Aug 2025452 AMAQI
3rd Aug 2025423 AMAQI
3rd Aug 2025424 AMAQI
3rd Aug 2025425 AMAQI

23°C18/29°C

3rd Aug 2025406 AMAQI
3rd Aug 2025387 AMAQI
3rd Aug 2025368 AMAQI
3rd Aug 2025369 AMAQI
3rd Aug 20253810 AMAQI
3rd Aug 20253911 AMAQI
3rd Aug 20253512 PMAQI
3rd Aug 2025321 PMAQI
3rd Aug 2025302 PMAQI
3rd Aug 2025293 PMAQI
3rd Aug 2025264 PMAQI
3rd Aug 2025245 PMAQI
3rd Aug 2025256 PMAQI
3rd Aug 2025377 PMAQI
3rd Aug 2025308 PMAQI
3rd Aug 2025289 PMAQI
3rd Aug 20252810 PMAQI
3rd Aug 20252611 PMAQI
4th Aug 20252712 AMAQI
4th Aug 2025241 AMAQI
4th Aug 2025222 AMAQI
4th Aug 2025243 AMAQI
4th Aug 2025244 AMAQI
4th Aug 2025245 AMAQI

23°C19/29°C

4th Aug 2025256 AMAQI
4th Aug 2025277 AMAQI
4th Aug 2025308 AMAQI
4th Aug 2025309 AMAQI
4th Aug 20253210 AMAQI
4th Aug 20253211 AMAQI
4th Aug 20253412 PMAQI
4th Aug 2025341 PMAQI
4th Aug 2025352 PMAQI
4th Aug 2025363 PMAQI
4th Aug 2025344 PMAQI
4th Aug 2025335 PMAQI
4th Aug 2025346 PMAQI
4th Aug 2025307 PMAQI
4th Aug 2025328 PMAQI
4th Aug 2025359 PMAQI
4th Aug 20253610 PMAQI
4th Aug 20253811 PMAQI
5th Aug 20253612 AMAQI
5th Aug 2025381 AMAQI
5th Aug 2025382 AMAQI
5th Aug 2025363 AMAQI
5th Aug 2025394 AMAQI
5th Aug 2025395 AMAQI

25°C20/29°C

5th Aug 2025406 AMAQI
6 AM
5th Aug 2025417 AMAQI
5th Aug 2025428 AMAQI
5th Aug 2025429 AMAQI
5th Aug 20253910 AMAQI
5th Aug 20253911 AMAQI
5th Aug 20253812 PMAQI
5th Aug 2025381 PMAQI
1 PM
5th Aug 2025392 PMAQI
5th Aug 2025403 PMAQI
5th Aug 2025384 PMAQI
5th Aug 2025365 PMAQI
5th Aug 2025406 PMAQI
5th Aug 2025387 PMAQI
5th Aug 2025378 PMAQI
5th Aug 2025349 PMAQI
9 PM
5th Aug 20253410 PMAQI
1 AM
5 AM

25°C21/29°C

Day time
Avg. Highest Time
6 AM - 9 PM

42AQI

16 hours / Day
480 hours / Month
Avg. Lowest Time
6 AM - 9 PM

42AQI

16 hours / Day
480 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 6 AM to 9 PM (Avg. 42), while the lowest AQI was between 6 AM to 9 PM (Avg. 42).
Night time
Avg. Highest Time
12 AM

42AQI

1 hours / Day
30 hours / Month
Avg. Lowest Time
1 AM - 11 PM

40AQI

7 hours / Day
210 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 12 AM (Avg. 42), while the lowest AQI was between 1 AM to 11 PM (Avg. 40).

2025 Days Vs Air Quality

St Matthews, Kentucky, United States

2025

88%

190

12%

25

0.4%

1

Total number of days with different AQI categories in last 218 days in 2025 (147 days remaining)

Good
190 Days
Moderate
25 Days
Poor
1 Days
Unhealthy
0 Days
Severe
0 Days
Hazardous
0 Days

Under WHO’s Safe Air Quality Limits: 88%

Health Risk Level:

Low

In 2025, 88% of 218 days were within WHO’s safe air quality limits. The risk of health issues is Low, but the long-term effects, especially on vulnerable individuals, remain uncertain.

Annual Air Quality Insights

St Matthews, Kentucky, United States

AQI levels in 2025

AQI
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.

1st January 2025
21AQI
2nd January 2025
25AQI
3rd January 2025
22AQI
4th January 2025
21AQI
5th January 2025
22AQI
6th January 2025
25AQI
7th January 2025
26AQI
8th January 2025
40AQI
9th January 2025
69AQI
10th January 2025
62AQI
11th January 2025
50AQI
12th January 2025
44AQI
13th January 2025
28AQI
14th January 2025
27AQI
15th January 2025
44AQI
16th January 2025
43AQI
17th January 2025
43AQI
18th January 2025
29AQI
19th January 2025
22AQI
20th January 2025
21AQI
21st January 2025
27AQI
22nd January 2025
32AQI
23rd January 2025
33AQI
24th January 2025
40AQI
25th January 2025
35AQI
26th January 2025
38AQI
27th January 2025
26AQI
28th January 2025
28AQI
29th January 2025
27AQI
30th January 2025
36AQI
31st January 2025
26AQI
1st February 2025
24AQI
2nd February 2025
27AQI
3rd February 2025
31AQI
4th February 2025
40AQI
5th February 2025
31AQI
6th February 2025
26AQI
7th February 2025
27AQI
8th February 2025
23AQI
9th February 2025
35AQI
10th February 2025
40AQI
11th February 2025
27AQI
12th February 2025
26AQI
13th February 2025
39AQI
14th February 2025
32AQI
15th February 2025
27AQI
16th February 2025
24AQI
17th February 2025
23AQI
18th February 2025
25AQI
19th February 2025
27AQI
20th February 2025
25AQI
21st February 2025
40AQI
22nd February 2025
42AQI
23rd February 2025
44AQI
24th February 2025
37AQI
25th February 2025
34AQI
26th February 2025
37AQI
27th February 2025
34AQI
28th February 2025
28AQI
1st March 2025
30AQI
2nd March 2025
26AQI
3rd March 2025
31AQI
4th March 2025
34AQI
5th March 2025
26AQI
6th March 2025
27AQI
7th March 2025
32AQI
8th March 2025
35AQI
9th March 2025
44AQI
10th March 2025
48AQI
11th March 2025
46AQI
12th March 2025
45AQI
13th March 2025
59AQI
14th March 2025
46AQI
15th March 2025
34AQI
16th March 2025
25AQI
17th March 2025
21AQI
18th March 2025
21AQI
19th March 2025
34AQI
20th March 2025
21AQI
21st March 2025
23AQI
22nd March 2025
20AQI
23rd March 2025
31AQI
24th March 2025
21AQI
25th March 2025
18AQI
26th March 2025
24AQI
27th March 2025
42AQI
28th March 2025
45AQI
29th March 2025
57AQI
30th March 2025
44AQI
31st March 2025
18AQI
1st April 2025
26AQI
2nd April 2025
24AQI
3rd April 2025
24AQI
4th April 2025
17AQI
5th April 2025
14AQI
6th April 2025
13AQI
7th April 2025
22AQI
8th April 2025
14AQI
9th April 2025
21AQI
10th April 2025
28AQI
11th April 2025
41AQI
12th April 2025
40AQI
13th April 2025
39AQI
14th April 2025
42AQI
15th April 2025
19AQI
16th April 2025
25AQI
17th April 2025
31AQI
18th April 2025
49AQI
19th April 2025
48AQI
20th April 2025
32AQI
21st April 2025
35AQI
22nd April 2025
23AQI
23rd April 2025
25AQI
24th April 2025
29AQI
25th April 2025
30AQI
26th April 2025
24AQI
27th April 2025
18AQI
28th April 2025
24AQI
29th April 2025
43AQI
30th April 2025
29AQI
1st May 2025
42AQI
2nd May 2025
30AQI
3rd May 2025
19AQI
4th May 2025
16AQI
5th May 2025
17AQI
6th May 2025
22AQI
7th May 2025
31AQI
8th May 2025
29AQI
9th May 2025
27AQI
10th May 2025
24AQI
11th May 2025
29AQI
12th May 2025
20AQI
13th May 2025
21AQI
14th May 2025
28AQI
15th May 2025
45AQI
16th May 2025
49AQI
17th May 2025
28AQI
18th May 2025
19AQI
19th May 2025
26AQI
20th May 2025
26AQI
21st May 2025
19AQI
22nd May 2025
14AQI
23rd May 2025
17AQI
24th May 2025
33AQI
25th May 2025
21AQI
26th May 2025
19AQI
27th May 2025
19AQI
28th May 2025
28AQI
29th May 2025
39AQI
30th May 2025
26AQI
31st May 2025
46AQI
1st June 2025
30AQI
2nd June 2025
42AQI
3rd June 2025
53AQI
4th June 2025
72AQI
5th June 2025
57AQI
6th June 2025
44AQI
7th June 2025
30AQI
8th June 2025
44AQI
9th June 2025
52AQI
10th June 2025
52AQI
11th June 2025
64AQI
12th June 2025
69AQI
13th June 2025
59AQI
14th June 2025
26AQI
15th June 2025
28AQI
16th June 2025
31AQI
17th June 2025
26AQI
18th June 2025
32AQI
19th June 2025
25AQI
20th June 2025
42AQI
21st June 2025
43AQI
22nd June 2025
46AQI
23rd June 2025
56AQI
24th June 2025
52AQI
25th June 2025
52AQI
26th June 2025
55AQI
27th June 2025
45AQI
28th June 2025
35AQI
29th June 2025
40AQI
30th June 2025
37AQI
1st July 2025
33AQI
2nd July 2025
36AQI
3rd July 2025
50AQI
4th July 2025
57AQI
5th July 2025
121AQI
6th July 2025
63AQI
7th July 2025
53AQI
8th July 2025
43AQI
9th July 2025
54AQI
10th July 2025
45AQI
11th July 2025
44AQI
12th July 2025
46AQI
13th July 2025
39AQI
14th July 2025
28AQI
15th July 2025
33AQI
16th July 2025
29AQI
17th July 2025
31AQI
18th July 2025
26AQI
19th July 2025
28AQI
20th July 2025
34AQI
21st July 2025
29AQI
22nd July 2025
53AQI
23rd July 2025
61AQI
24th July 2025
46AQI
25th July 2025
51AQI
26th July 2025
37AQI
27th July 2025
26AQI
28th July 2025
27AQI
29th July 2025
30AQI
30th July 2025
38AQI
31st July 2025
48AQI
1st August 2025
67AQI
2nd August 2025
62AQI
3rd August 2025
35AQI
4th August 2025
30AQI

33AQI

31AQI

33AQI

28AQI

27AQI

45AQI

43AQI

49AQI

No. of days

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

202535AQI

29
2
28
29
2
30
31
18
12
23
7
1
2
2
190
25
1

Highest AQI recorded in

August

49AQI

Lowest AQI recorded in

May

27AQI

202434AQI

31
27
2
31
28
1
31
27
3
25
6
22
9
29
1
28
3
30
31
340
25

Highest AQI recorded in

August

42AQI

Lowest AQI recorded in

January

28AQI

202342AQI

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 recorded in

June

69AQI

Lowest AQI recorded in

October

33AQI

202238AQI

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 recorded in

July

45AQI

Lowest AQI recorded in

September

32AQI

202142AQI

22
8
17
11
27
4
23
7
23
8
25
3
15
14
2
21
10
26
4
29
2
24
6
28
3
280
80
2

Highest AQI recorded in

July

56AQI

Lowest AQI recorded in

October

34AQI

202040AQI

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 recorded in

December

48AQI

Lowest AQI recorded in

May

33AQI

Most & Least Polluted Years Over the Last 6 Years

Most Polluted Year Recorded
2023(Avg.)
42AQI
Least Polluted Year Recorded
2024(Avg.)
34AQI

St Matthews's annual 2025 AQI (35) shows an average percentage change of -11.5% (improved AQI) compared to previous years: 2020 (40), 2021 (42), 2022 (38), 2023 (42), 2024 (34).