Country Background
HistoryAQIPM2.5PM10COSO2NO2O3

Lafayette, Indiana, 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

Lafayette, Indiana, United States

2021
2022
2023
2024
2025
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
1st Aug 2025
87AQI
Lowest AQI recorded on
14th Aug 2023
9AQI

Same Day Analysis (2nd August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 1st highest AQI at 78 of Moderate air quality on the same day.

Download 2024 Annual Data

World Air Quality Report

Globe

Day & Night AQI Trend: 2nd Aug - 3rd Aug 2025

Lafayette, Indiana, United States

AQI
Day
Night
.

6 AM2nd Aug 2025

9 PM

5 AM3rd Aug 2025

Day time
Avg. Highest Time
8AM2nd Aug

62AQI

Avg. Lowest Time
6PM2nd Aug

48AQI

Night time
Avg. Highest Time
10PM2nd Aug

50AQI

Avg. Lowest Time
5AM3rd Aug

46AQI

In the last 24 hours,

Lafayette's AQI reached its highest point of 62 at 8 AM during the Day, while the lowest point, 46, was recorded at 5 AM during the Night between 2nd Aug and 3rd Aug 2025.

Day & Night AQI Trend : Jul - Aug 2025

Lafayette, Indiana, United States

JulAug
04th - 05th05th - 06th06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 31st31st - 01st01st - 02nd02nd - 03rd03rd
Day
Night
4th Jul 2025536 AMAQI
4th Jul 2025547 AMAQI
4th Jul 2025548 AMAQI
4th Jul 2025559 AMAQI
4th Jul 20255310 AMAQI
4th Jul 20255511 AMAQI
4th Jul 20255712 PMAQI
4th Jul 2025561 PMAQI
4th Jul 2025562 PMAQI
4th Jul 2025573 PMAQI
4th Jul 2025564 PMAQI
4th Jul 2025575 PMAQI
4th Jul 2025576 PMAQI
4th Jul 2025567 PMAQI
4th Jul 2025558 PMAQI
4th Jul 2025559 PMAQI
4th Jul 20255510 PMAQI
4th Jul 20256111 PMAQI
5th Jul 20256612 AMAQI
5th Jul 2025651 AMAQI
5th Jul 2025932 AMAQI
5th Jul 2025813 AMAQI
5th Jul 2025844 AMAQI
5th Jul 2025785 AMAQI

27°C19/33°C

5th Jul 2025746 AMAQI
5th Jul 2025727 AMAQI
5th Jul 2025728 AMAQI
5th Jul 2025699 AMAQI
5th Jul 20256610 AMAQI
5th Jul 20256211 AMAQI
5th Jul 20256212 PMAQI
5th Jul 2025661 PMAQI
5th Jul 2025672 PMAQI
5th Jul 2025673 PMAQI
5th Jul 2025674 PMAQI
5th Jul 2025675 PMAQI
5th Jul 2025676 PMAQI
5th Jul 2025697 PMAQI
5th Jul 2025698 PMAQI
5th Jul 2025679 PMAQI
5th Jul 20256810 PMAQI
5th Jul 20256611 PMAQI
6th Jul 20256712 AMAQI
6th Jul 2025641 AMAQI
6th Jul 2025572 AMAQI
6th Jul 2025603 AMAQI
6th Jul 2025584 AMAQI
6th Jul 2025555 AMAQI

27°C19/35°C

6th Jul 2025566 AMAQI
6th Jul 2025577 AMAQI
6th Jul 2025568 AMAQI
6th Jul 2025569 AMAQI
6th Jul 20255710 AMAQI
6th Jul 20255911 AMAQI
6th Jul 20255912 PMAQI
6th Jul 2025631 PMAQI
6th Jul 2025622 PMAQI
6th Jul 2025613 PMAQI
6th Jul 2025614 PMAQI
6th Jul 2025605 PMAQI
6th Jul 2025596 PMAQI
6th Jul 2025597 PMAQI
6th Jul 2025598 PMAQI
6th Jul 2025549 PMAQI
6th Jul 20255310 PMAQI
6th Jul 20255311 PMAQI
7th Jul 20255212 AMAQI
7th Jul 2025511 AMAQI
7th Jul 2025382 AMAQI
7th Jul 2025343 AMAQI
7th Jul 2025384 AMAQI
7th Jul 2025415 AMAQI

26°C21/33°C

7th Jul 2025406 AMAQI
7th Jul 2025417 AMAQI
7th Jul 2025468 AMAQI
7th Jul 2025479 AMAQI
7th Jul 20254610 AMAQI
7th Jul 20255111 AMAQI
7th Jul 20255112 PMAQI
7th Jul 2025511 PMAQI
7th Jul 2025522 PMAQI
7th Jul 2025523 PMAQI
7th Jul 2025544 PMAQI
7th Jul 2025555 PMAQI
7th Jul 2025546 PMAQI
7th Jul 2025507 PMAQI
7th Jul 2025498 PMAQI
7th Jul 2025539 PMAQI
7th Jul 20255410 PMAQI
7th Jul 20255511 PMAQI
8th Jul 20255512 AMAQI
8th Jul 2025561 AMAQI
8th Jul 2025512 AMAQI
8th Jul 2025523 AMAQI
8th Jul 2025534 AMAQI
8th Jul 2025525 AMAQI

24°C20/28°C

8th Jul 2025536 AMAQI
8th Jul 2025537 AMAQI
8th Jul 2025538 AMAQI
8th Jul 2025539 AMAQI
8th Jul 20255110 AMAQI
8th Jul 20254911 AMAQI
8th Jul 20254912 PMAQI
8th Jul 2025511 PMAQI
8th Jul 2025522 PMAQI
8th Jul 2025543 PMAQI
8th Jul 2025544 PMAQI
8th Jul 2025535 PMAQI
8th Jul 2025526 PMAQI
8th Jul 2025527 PMAQI
8th Jul 2025518 PMAQI
8th Jul 2025509 PMAQI
8th Jul 20254910 PMAQI
8th Jul 20255011 PMAQI
9th Jul 20255112 AMAQI
9th Jul 2025511 AMAQI
9th Jul 2025532 AMAQI
9th Jul 2025493 AMAQI
9th Jul 2025504 AMAQI
9th Jul 2025445 AMAQI

24°C15/32°C

9th Jul 2025416 AMAQI
9th Jul 2025457 AMAQI
9th Jul 2025488 AMAQI
9th Jul 2025499 AMAQI
9th Jul 20255310 AMAQI
9th Jul 20255011 AMAQI
9th Jul 20254812 PMAQI
9th Jul 2025481 PMAQI
9th Jul 2025482 PMAQI
9th Jul 2025483 PMAQI
9th Jul 2025484 PMAQI
9th Jul 2025475 PMAQI
9th Jul 2025456 PMAQI
9th Jul 2025467 PMAQI
9th Jul 2025478 PMAQI
9th Jul 2025469 PMAQI
9th Jul 20254610 PMAQI
9th Jul 20254511 PMAQI
10th Jul 20254412 AMAQI
10th Jul 2025391 AMAQI
10th Jul 2025292 AMAQI
10th Jul 2025293 AMAQI
10th Jul 2025314 AMAQI
10th Jul 2025345 AMAQI

24°C20/28°C

10th Jul 2025336 AMAQI
10th Jul 2025367 AMAQI
10th Jul 2025378 AMAQI
10th Jul 2025399 AMAQI
10th Jul 20254010 AMAQI
10th Jul 20254311 AMAQI
10th Jul 20254712 PMAQI
10th Jul 2025481 PMAQI
10th Jul 2025472 PMAQI
10th Jul 2025463 PMAQI
10th Jul 2025464 PMAQI
10th Jul 2025445 PMAQI
10th Jul 2025416 PMAQI
10th Jul 2025407 PMAQI
10th Jul 2025408 PMAQI
10th Jul 2025409 PMAQI
10th Jul 20254110 PMAQI
10th Jul 20253911 PMAQI
11th Jul 20253612 AMAQI
11th Jul 2025361 AMAQI
11th Jul 2025322 AMAQI
11th Jul 2025363 AMAQI
11th Jul 2025374 AMAQI
11th Jul 2025395 AMAQI

24°C18/32°C

11th Jul 2025366 AMAQI
11th Jul 2025367 AMAQI
11th Jul 2025418 AMAQI
11th Jul 2025449 AMAQI
11th Jul 20254510 AMAQI
11th Jul 20254611 AMAQI
11th Jul 20255012 PMAQI
11th Jul 2025541 PMAQI
11th Jul 2025522 PMAQI
11th Jul 2025503 PMAQI
11th Jul 2025504 PMAQI
11th Jul 2025495 PMAQI
11th Jul 2025476 PMAQI
11th Jul 2025447 PMAQI
11th Jul 2025448 PMAQI
11th Jul 2025459 PMAQI
11th Jul 20254610 PMAQI
11th Jul 20254611 PMAQI
12th Jul 20254512 AMAQI
12th Jul 2025461 AMAQI
12th Jul 2025462 AMAQI
12th Jul 2025463 AMAQI
12th Jul 2025474 AMAQI
12th Jul 2025465 AMAQI

27°C19/35°C

12th Jul 2025476 AMAQI
12th Jul 2025457 AMAQI
12th Jul 2025478 AMAQI
12th Jul 2025509 AMAQI
12th Jul 20254710 AMAQI
12th Jul 20254611 AMAQI
12th Jul 20254812 PMAQI
12th Jul 2025481 PMAQI
12th Jul 2025432 PMAQI
12th Jul 2025443 PMAQI
12th Jul 2025454 PMAQI
12th Jul 2025455 PMAQI
12th Jul 2025456 PMAQI
12th Jul 2025437 PMAQI
12th Jul 2025448 PMAQI
12th Jul 2025479 PMAQI
12th Jul 20254510 PMAQI
12th Jul 20254411 PMAQI
13th Jul 20254312 AMAQI
13th Jul 2025401 AMAQI
13th Jul 2025342 AMAQI
13th Jul 2025353 AMAQI
13th Jul 2025314 AMAQI
13th Jul 2025315 AMAQI

26°C23/31°C

13th Jul 2025306 AMAQI
13th Jul 2025327 AMAQI
13th Jul 2025318 AMAQI
13th Jul 2025349 AMAQI
13th Jul 20253910 AMAQI
13th Jul 20254111 AMAQI
13th Jul 20254312 PMAQI
13th Jul 2025461 PMAQI
13th Jul 2025482 PMAQI
13th Jul 2025453 PMAQI
13th Jul 2025454 PMAQI
13th Jul 2025465 PMAQI
13th Jul 2025436 PMAQI
13th Jul 2025387 PMAQI
13th Jul 2025388 PMAQI
13th Jul 2025379 PMAQI
13th Jul 20253810 PMAQI
13th Jul 20253711 PMAQI
14th Jul 20253712 AMAQI
14th Jul 2025351 AMAQI
14th Jul 2025302 AMAQI
14th Jul 2025273 AMAQI
14th Jul 2025244 AMAQI
14th Jul 2025285 AMAQI

25°C19/32°C

14th Jul 2025276 AMAQI
14th Jul 2025307 AMAQI
14th Jul 2025258 AMAQI
14th Jul 2025299 AMAQI
14th Jul 20254010 AMAQI
14th Jul 20254211 AMAQI
14th Jul 20254512 PMAQI
14th Jul 2025521 PMAQI
14th Jul 2025492 PMAQI
14th Jul 2025463 PMAQI
14th Jul 2025464 PMAQI
14th Jul 2025445 PMAQI
14th Jul 2025446 PMAQI
14th Jul 2025387 PMAQI
14th Jul 2025388 PMAQI
14th Jul 2025429 PMAQI
14th Jul 20254010 PMAQI
14th Jul 20253911 PMAQI
15th Jul 20254012 AMAQI
15th Jul 2025421 AMAQI
15th Jul 2025442 AMAQI
15th Jul 2025443 AMAQI
15th Jul 2025424 AMAQI
15th Jul 2025395 AMAQI

24°C17/31°C

15th Jul 2025416 AMAQI
15th Jul 2025417 AMAQI
15th Jul 2025428 AMAQI
15th Jul 2025429 AMAQI
15th Jul 20254210 AMAQI
15th Jul 20254211 AMAQI
15th Jul 20254312 PMAQI
15th Jul 2025481 PMAQI
15th Jul 2025452 PMAQI
15th Jul 2025473 PMAQI
15th Jul 2025474 PMAQI
15th Jul 2025475 PMAQI
15th Jul 2025476 PMAQI
15th Jul 2025447 PMAQI
15th Jul 2025448 PMAQI
15th Jul 2025459 PMAQI
15th Jul 20254910 PMAQI
15th Jul 20254911 PMAQI
16th Jul 20254912 AMAQI
16th Jul 2025481 AMAQI
16th Jul 2025422 AMAQI
16th Jul 2025413 AMAQI
16th Jul 2025394 AMAQI
16th Jul 2025385 AMAQI

25°C19/33°C

16th Jul 2025336 AMAQI
16th Jul 2025347 AMAQI
16th Jul 2025358 AMAQI
16th Jul 2025389 AMAQI
16th Jul 20253910 AMAQI
16th Jul 20254011 AMAQI
16th Jul 20254212 PMAQI
16th Jul 2025431 PMAQI
16th Jul 2025462 PMAQI
16th Jul 2025503 PMAQI
16th Jul 2025504 PMAQI
16th Jul 2025505 PMAQI
16th Jul 2025486 PMAQI
16th Jul 2025457 PMAQI
16th Jul 2025458 PMAQI
16th Jul 2025469 PMAQI
16th Jul 20254610 PMAQI
16th Jul 20254411 PMAQI
17th Jul 20254312 AMAQI
17th Jul 2025431 AMAQI
17th Jul 2025382 AMAQI
17th Jul 2025373 AMAQI
17th Jul 2025364 AMAQI
17th Jul 2025375 AMAQI

26°C20/33°C

17th Jul 2025366 AMAQI
17th Jul 2025357 AMAQI
17th Jul 2025368 AMAQI
17th Jul 2025389 AMAQI
17th Jul 20253810 AMAQI
17th Jul 20253711 AMAQI
17th Jul 20253612 PMAQI
17th Jul 2025381 PMAQI
17th Jul 2025402 PMAQI
17th Jul 2025413 PMAQI
17th Jul 2025414 PMAQI
17th Jul 2025395 PMAQI
17th Jul 2025376 PMAQI
17th Jul 2025387 PMAQI
17th Jul 2025378 PMAQI
17th Jul 2025339 PMAQI
17th Jul 20253310 PMAQI
17th Jul 20253311 PMAQI
18th Jul 20253312 AMAQI
18th Jul 2025321 AMAQI
18th Jul 2025242 AMAQI
18th Jul 2025213 AMAQI
18th Jul 2025194 AMAQI
18th Jul 2025205 AMAQI

24°C20/30°C

18th Jul 2025246 AMAQI
18th Jul 2025267 AMAQI
18th Jul 2025268 AMAQI
18th Jul 2025259 AMAQI
18th Jul 20252310 AMAQI
18th Jul 20252311 AMAQI
18th Jul 20252612 PMAQI
18th Jul 2025281 PMAQI
18th Jul 2025282 PMAQI
18th Jul 2025293 PMAQI
18th Jul 2025304 PMAQI
18th Jul 2025295 PMAQI
18th Jul 2025306 PMAQI
18th Jul 2025277 PMAQI
18th Jul 2025268 PMAQI
18th Jul 2025299 PMAQI
18th Jul 20253010 PMAQI
18th Jul 20253211 PMAQI
19th Jul 20253312 AMAQI
19th Jul 2025331 AMAQI
19th Jul 2025272 AMAQI
19th Jul 2025233 AMAQI
19th Jul 2025214 AMAQI
19th Jul 2025215 AMAQI

23°C18/29°C

19th Jul 2025246 AMAQI
19th Jul 2025257 AMAQI
19th Jul 2025248 AMAQI
19th Jul 2025259 AMAQI
19th Jul 20252510 AMAQI
19th Jul 20252411 AMAQI
19th Jul 20252612 PMAQI
19th Jul 2025321 PMAQI
19th Jul 2025302 PMAQI
19th Jul 2025323 PMAQI
19th Jul 2025314 PMAQI
19th Jul 2025305 PMAQI
19th Jul 2025286 PMAQI
19th Jul 2025307 PMAQI
19th Jul 2025308 PMAQI
19th Jul 2025339 PMAQI
19th Jul 20253310 PMAQI
19th Jul 20253211 PMAQI
20th Jul 20253312 AMAQI
20th Jul 2025321 AMAQI
20th Jul 2025292 AMAQI
20th Jul 2025263 AMAQI
20th Jul 2025254 AMAQI
20th Jul 2025285 AMAQI

24°C18/28°C

20th Jul 2025276 AMAQI
20th Jul 2025267 AMAQI
20th Jul 2025288 AMAQI
20th Jul 2025279 AMAQI
20th Jul 20253010 AMAQI
20th Jul 20253411 AMAQI
20th Jul 20253212 PMAQI
20th Jul 2025311 PMAQI
20th Jul 2025322 PMAQI
20th Jul 2025313 PMAQI
20th Jul 2025324 PMAQI
20th Jul 2025325 PMAQI
20th Jul 2025356 PMAQI
20th Jul 2025327 PMAQI
20th Jul 2025328 PMAQI
20th Jul 2025339 PMAQI
20th Jul 20253210 PMAQI
20th Jul 20253311 PMAQI
21st Jul 20253112 AMAQI
21st Jul 2025311 AMAQI
21st Jul 2025242 AMAQI
21st Jul 2025223 AMAQI
21st Jul 2025214 AMAQI
21st Jul 2025225 AMAQI

24°C22/27°C

21st Jul 2025256 AMAQI
21st Jul 2025247 AMAQI
21st Jul 2025248 AMAQI
21st Jul 2025249 AMAQI
21st Jul 20252510 AMAQI
21st Jul 20253111 AMAQI
21st Jul 20253012 PMAQI
21st Jul 2025271 PMAQI
21st Jul 2025282 PMAQI
21st Jul 2025303 PMAQI
21st Jul 2025344 PMAQI
21st Jul 2025395 PMAQI
21st Jul 2025386 PMAQI
21st Jul 2025317 PMAQI
21st Jul 2025328 PMAQI
21st Jul 2025369 PMAQI
21st Jul 20253610 PMAQI
21st Jul 20253511 PMAQI
22nd Jul 20253312 AMAQI
22nd Jul 2025371 AMAQI
22nd Jul 2025452 AMAQI
22nd Jul 2025433 AMAQI
22nd Jul 2025434 AMAQI
22nd Jul 2025415 AMAQI

24°C21/28°C

22nd Jul 2025416 AMAQI
22nd Jul 2025427 AMAQI
22nd Jul 2025448 AMAQI
22nd Jul 2025469 AMAQI
22nd Jul 20254510 AMAQI
22nd Jul 20254511 AMAQI
22nd Jul 20254412 PMAQI
22nd Jul 2025461 PMAQI
22nd Jul 2025492 PMAQI
22nd Jul 2025483 PMAQI
22nd Jul 2025464 PMAQI
22nd Jul 2025455 PMAQI
22nd Jul 2025436 PMAQI
22nd Jul 2025447 PMAQI
22nd Jul 2025448 PMAQI
22nd Jul 2025449 PMAQI
22nd Jul 20254410 PMAQI
22nd Jul 20254211 PMAQI
23rd Jul 20254212 AMAQI
23rd Jul 2025421 AMAQI
23rd Jul 2025362 AMAQI
23rd Jul 2025373 AMAQI
23rd Jul 2025364 AMAQI
23rd Jul 2025355 AMAQI

23°C15/32°C

23rd Jul 2025366 AMAQI
23rd Jul 2025387 AMAQI
23rd Jul 2025388 AMAQI
23rd Jul 2025409 AMAQI
23rd Jul 20254010 AMAQI
23rd Jul 20254211 AMAQI
23rd Jul 20254212 PMAQI
23rd Jul 2025431 PMAQI
23rd Jul 2025452 PMAQI
23rd Jul 2025443 PMAQI
23rd Jul 2025454 PMAQI
23rd Jul 2025455 PMAQI
23rd Jul 2025466 PMAQI
23rd Jul 2025427 PMAQI
23rd Jul 2025428 PMAQI
23rd Jul 2025439 PMAQI
23rd Jul 20254410 PMAQI
23rd Jul 20254411 PMAQI
24th Jul 20254212 AMAQI
24th Jul 2025411 AMAQI
24th Jul 2025402 AMAQI
24th Jul 2025403 AMAQI
24th Jul 2025384 AMAQI
24th Jul 2025355 AMAQI

26°C18/34°C

24th Jul 2025346 AMAQI
24th Jul 2025367 AMAQI
24th Jul 2025388 AMAQI
24th Jul 2025409 AMAQI
24th Jul 20253910 AMAQI
24th Jul 20254411 AMAQI
24th Jul 20254612 PMAQI
24th Jul 2025491 PMAQI
24th Jul 2025492 PMAQI
24th Jul 2025463 PMAQI
24th Jul 2025464 PMAQI
24th Jul 2025465 PMAQI
24th Jul 2025466 PMAQI
24th Jul 2025437 PMAQI
24th Jul 2025428 PMAQI
24th Jul 2025419 PMAQI
24th Jul 20254010 PMAQI
24th Jul 20253911 PMAQI
25th Jul 20254012 AMAQI
25th Jul 2025401 AMAQI
25th Jul 2025342 AMAQI
25th Jul 2025373 AMAQI
25th Jul 2025384 AMAQI
25th Jul 2025375 AMAQI

29°C22/35°C

25th Jul 2025416 AMAQI
25th Jul 2025407 AMAQI
25th Jul 2025358 AMAQI
25th Jul 2025359 AMAQI
25th Jul 20253210 AMAQI
25th Jul 20253211 AMAQI
25th Jul 20253112 PMAQI
25th Jul 2025391 PMAQI
25th Jul 2025402 PMAQI
25th Jul 2025383 PMAQI
25th Jul 2025384 PMAQI
25th Jul 2025405 PMAQI
25th Jul 2025376 PMAQI
25th Jul 2025387 PMAQI
25th Jul 2025408 PMAQI
25th Jul 2025399 PMAQI
25th Jul 20253810 PMAQI
25th Jul 20253811 PMAQI
26th Jul 20253812 AMAQI
26th Jul 2025361 AMAQI
26th Jul 2025292 AMAQI
26th Jul 2025283 AMAQI
26th Jul 2025274 AMAQI
26th Jul 2025245 AMAQI

28°C24/32°C

26th Jul 2025266 AMAQI
26th Jul 2025267 AMAQI
26th Jul 2025248 AMAQI
26th Jul 2025269 AMAQI
26th Jul 20252610 AMAQI
26th Jul 20252611 AMAQI
26th Jul 20252612 PMAQI
26th Jul 2025331 PMAQI
26th Jul 2025322 PMAQI
26th Jul 2025333 PMAQI
26th Jul 2025364 PMAQI
26th Jul 2025355 PMAQI
26th Jul 2025356 PMAQI
26th Jul 2025327 PMAQI
26th Jul 2025308 PMAQI
26th Jul 2025349 PMAQI
26th Jul 20253210 PMAQI
26th Jul 20253111 PMAQI
27th Jul 20253112 AMAQI
27th Jul 2025301 AMAQI
27th Jul 2025282 AMAQI
27th Jul 2025313 AMAQI
27th Jul 2025294 AMAQI
27th Jul 2025265 AMAQI

27°C23/32°C

27th Jul 2025296 AMAQI
27th Jul 2025297 AMAQI
27th Jul 2025298 AMAQI
27th Jul 2025279 AMAQI
27th Jul 20253110 AMAQI
27th Jul 20253211 AMAQI
27th Jul 20254012 PMAQI
27th Jul 2025431 PMAQI
27th Jul 2025392 PMAQI
27th Jul 2025353 PMAQI
27th Jul 2025384 PMAQI
27th Jul 2025395 PMAQI
27th Jul 2025356 PMAQI
27th Jul 2025347 PMAQI
27th Jul 2025348 PMAQI
27th Jul 2025389 PMAQI
27th Jul 20253610 PMAQI
27th Jul 20253611 PMAQI
28th Jul 20253612 AMAQI
28th Jul 2025381 AMAQI
28th Jul 2025442 AMAQI
28th Jul 2025423 AMAQI
28th Jul 2025444 AMAQI
28th Jul 2025395 AMAQI

26°C23/29°C

28th Jul 2025396 AMAQI
28th Jul 2025427 AMAQI
28th Jul 2025408 AMAQI
28th Jul 2025409 AMAQI
28th Jul 20254210 AMAQI
28th Jul 20254211 AMAQI
28th Jul 20254012 PMAQI
28th Jul 2025441 PMAQI
28th Jul 2025452 PMAQI
28th Jul 2025453 PMAQI
28th Jul 2025444 PMAQI
28th Jul 2025475 PMAQI
28th Jul 2025476 PMAQI
28th Jul 2025437 PMAQI
28th Jul 2025438 PMAQI
28th Jul 2025439 PMAQI
28th Jul 20254310 PMAQI
28th Jul 20254411 PMAQI
29th Jul 20254312 AMAQI
29th Jul 2025431 AMAQI
29th Jul 2025442 AMAQI
29th Jul 2025473 AMAQI
29th Jul 2025464 AMAQI
29th Jul 2025465 AMAQI

27°C22/32°C

29th Jul 2025466 AMAQI
29th Jul 2025477 AMAQI
29th Jul 2025488 AMAQI
29th Jul 2025489 AMAQI
29th Jul 20254610 AMAQI
29th Jul 20254611 AMAQI
29th Jul 20255012 PMAQI
29th Jul 2025511 PMAQI
29th Jul 2025502 PMAQI
29th Jul 2025493 PMAQI
29th Jul 2025494 PMAQI
29th Jul 2025495 PMAQI
29th Jul 2025486 PMAQI
29th Jul 2025477 PMAQI
29th Jul 2025468 PMAQI
29th Jul 2025479 PMAQI
29th Jul 20254710 PMAQI
29th Jul 20254811 PMAQI
30th Jul 20254812 AMAQI
30th Jul 2025481 AMAQI
30th Jul 2025482 AMAQI
30th Jul 2025503 AMAQI
30th Jul 2025464 AMAQI
30th Jul 2025455 AMAQI

27°C19/35°C

30th Jul 2025466 AMAQI
30th Jul 2025477 AMAQI
30th Jul 2025468 AMAQI
30th Jul 2025469 AMAQI
30th Jul 20254610 AMAQI
30th Jul 20255011 AMAQI
30th Jul 20255612 PMAQI
30th Jul 2025571 PMAQI
30th Jul 2025562 PMAQI
30th Jul 2025563 PMAQI
30th Jul 2025564 PMAQI
30th Jul 2025565 PMAQI
30th Jul 2025566 PMAQI
30th Jul 2025567 PMAQI
30th Jul 2025568 PMAQI
30th Jul 2025509 PMAQI
30th Jul 20254710 PMAQI
30th Jul 20254811 PMAQI
31st Jul 20254812 AMAQI
31st Jul 2025451 AMAQI
31st Jul 2025362 AMAQI
31st Jul 2025413 AMAQI
31st Jul 2025374 AMAQI
31st Jul 2025325 AMAQI

27°C20/35°C

31st Jul 2025336 AMAQI
31st Jul 2025427 AMAQI
31st Jul 2025458 AMAQI
31st Jul 2025469 AMAQI
31st Jul 20254910 AMAQI
31st Jul 20254911 AMAQI
31st Jul 20255212 PMAQI
31st Jul 2025551 PMAQI
31st Jul 2025542 PMAQI
31st Jul 2025553 PMAQI
31st Jul 2025594 PMAQI
31st Jul 2025625 PMAQI
31st Jul 2025626 PMAQI
31st Jul 2025437 PMAQI
31st Jul 2025538 PMAQI
31st Jul 2025639 PMAQI
31st Jul 20256810 PMAQI
31st Jul 20256611 PMAQI
1st Aug 20256512 AMAQI
1st Aug 2025671 AMAQI
1st Aug 2025652 AMAQI
1st Aug 2025663 AMAQI
1st Aug 2025694 AMAQI
1st Aug 2025695 AMAQI

21°C17/26°C

1st Aug 2025726 AMAQI
1st Aug 2025767 AMAQI
1st Aug 2025768 AMAQI
1st Aug 2025789 AMAQI
1st Aug 20257810 AMAQI
1st Aug 20257411 AMAQI
1st Aug 20257412 PMAQI
1st Aug 2025741 PMAQI
1st Aug 2025732 PMAQI
1st Aug 2025723 PMAQI
1st Aug 2025744 PMAQI
1st Aug 2025725 PMAQI
1st Aug 2025686 PMAQI
1st Aug 2025727 PMAQI
1st Aug 2025708 PMAQI
1st Aug 2025669 PMAQI
1st Aug 20256510 PMAQI
1st Aug 20256711 PMAQI
2nd Aug 20256912 AMAQI
2nd Aug 2025691 AMAQI
2nd Aug 2025672 AMAQI
2nd Aug 2025673 AMAQI
2nd Aug 2025644 AMAQI
2nd Aug 2025635 AMAQI

19°C12/28°C

2nd Aug 2025606 AMAQI
2nd Aug 2025607 AMAQI
2nd Aug 2025628 AMAQI
2nd Aug 2025619 AMAQI
2nd Aug 20255710 AMAQI
2nd Aug 20255611 AMAQI
2nd Aug 20255512 PMAQI
2nd Aug 2025521 PMAQI
2nd Aug 2025522 PMAQI
2nd Aug 2025523 PMAQI
2nd Aug 2025504 PMAQI
2nd Aug 2025505 PMAQI
2nd Aug 2025486 PMAQI
2nd Aug 2025587 PMAQI
2nd Aug 2025558 PMAQI
2nd Aug 2025529 PMAQI
2nd Aug 20255010 PMAQI
2nd Aug 20254711 PMAQI
3rd Aug 20254612 AMAQI
3rd Aug 2025461 AMAQI
3rd Aug 2025472 AMAQI
3rd Aug 2025463 AMAQI
3rd Aug 2025464 AMAQI
3rd Aug 2025465 AMAQI

18°C10/27°C

6 AM
1 PM
9 PM
1 AM
5 AM

--°C/°C

Day time
Avg. Highest Time
6 AM - 9 PM

45AQI

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

45AQI

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. 45), while the lowest AQI was between 6 AM to 9 PM (Avg. 45).
Night time
Avg. Highest Time
12 AM - 1 AM

45AQI

2 hours / Day
60 hours / Month
Avg. Lowest Time
2 AM - 5 AM

41AQI

4 hours / Day
120 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 1 AM (Avg. 45), while the lowest AQI was between 2 AM to 5 AM (Avg. 41).

2025 Days Vs Air Quality

Lafayette, Indiana, United States

2025

85%

181

15%

33

Total number of days with different AQI categories in last 215 days in 2025 (150 days remaining)

Good
181 Days
Moderate
33 Days
Poor
0 Days
Unhealthy
0 Days
Severe
0 Days
Hazardous
0 Days

Under WHO’s Safe Air Quality Limits: 85%

Health Risk Level:

Low

In 2025, 85% of 215 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

Lafayette, Indiana, 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
20AQI
2nd January 2025
20AQI
3rd January 2025
21AQI
4th January 2025
20AQI
5th January 2025
21AQI
6th January 2025
22AQI
7th January 2025
19AQI
8th January 2025
26AQI
9th January 2025
43AQI
10th January 2025
61AQI
11th January 2025
41AQI
12th January 2025
34AQI
13th January 2025
21AQI
14th January 2025
23AQI
15th January 2025
38AQI
16th January 2025
38AQI
17th January 2025
29AQI
18th January 2025
22AQI
19th January 2025
20AQI
20th January 2025
20AQI
21st January 2025
22AQI
22nd January 2025
27AQI
23rd January 2025
33AQI
24th January 2025
32AQI
25th January 2025
33AQI
26th January 2025
22AQI
27th January 2025
22AQI
28th January 2025
22AQI
29th January 2025
22AQI
30th January 2025
26AQI
31st January 2025
28AQI
1st February 2025
24AQI
2nd February 2025
32AQI
3rd February 2025
42AQI
4th February 2025
25AQI
5th February 2025
24AQI
6th February 2025
27AQI
7th February 2025
22AQI
8th February 2025
27AQI
9th February 2025
36AQI
10th February 2025
27AQI
11th February 2025
36AQI
12th February 2025
51AQI
13th February 2025
36AQI
14th February 2025
35AQI
15th February 2025
33AQI
16th February 2025
33AQI
17th February 2025
22AQI
18th February 2025
25AQI
19th February 2025
26AQI
20th February 2025
24AQI
21st February 2025
31AQI
22nd February 2025
37AQI
23rd February 2025
42AQI
24th February 2025
35AQI
25th February 2025
34AQI
26th February 2025
33AQI
27th February 2025
34AQI
28th February 2025
23AQI
1st March 2025
24AQI
2nd March 2025
26AQI
3rd March 2025
29AQI
4th March 2025
28AQI
5th March 2025
25AQI
6th March 2025
26AQI
7th March 2025
24AQI
8th March 2025
34AQI
9th March 2025
27AQI
10th March 2025
30AQI
11th March 2025
37AQI
12th March 2025
33AQI
13th March 2025
34AQI
14th March 2025
43AQI
15th March 2025
71AQI
16th March 2025
22AQI
17th March 2025
24AQI
18th March 2025
22AQI
19th March 2025
32AQI
20th March 2025
19AQI
21st March 2025
22AQI
22nd March 2025
22AQI
23rd March 2025
25AQI
24th March 2025
21AQI
25th March 2025
24AQI
26th March 2025
35AQI
27th March 2025
41AQI
28th March 2025
44AQI
29th March 2025
48AQI
30th March 2025
42AQI
31st March 2025
24AQI
1st April 2025
27AQI
2nd April 2025
40AQI
3rd April 2025
22AQI
4th April 2025
28AQI
5th April 2025
23AQI
6th April 2025
20AQI
7th April 2025
27AQI
8th April 2025
18AQI
9th April 2025
30AQI
10th April 2025
36AQI
11th April 2025
40AQI
12th April 2025
43AQI
13th April 2025
43AQI
14th April 2025
40AQI
15th April 2025
21AQI
16th April 2025
22AQI
17th April 2025
42AQI
18th April 2025
56AQI
19th April 2025
44AQI
20th April 2025
41AQI
21st April 2025
25AQI
22nd April 2025
31AQI
23rd April 2025
37AQI
24th April 2025
48AQI
25th April 2025
39AQI
26th April 2025
25AQI
27th April 2025
29AQI
28th April 2025
36AQI
29th April 2025
38AQI
30th April 2025
25AQI
1st May 2025
34AQI
2nd May 2025
23AQI
3rd May 2025
24AQI
4th May 2025
18AQI
5th May 2025
23AQI
6th May 2025
28AQI
7th May 2025
27AQI
8th May 2025
27AQI
9th May 2025
30AQI
10th May 2025
35AQI
11th May 2025
29AQI
12th May 2025
27AQI
13th May 2025
27AQI
14th May 2025
29AQI
15th May 2025
47AQI
16th May 2025
44AQI
17th May 2025
26AQI
18th May 2025
27AQI
19th May 2025
24AQI
20th May 2025
29AQI
21st May 2025
15AQI
22nd May 2025
20AQI
23rd May 2025
26AQI
24th May 2025
21AQI
25th May 2025
23AQI
26th May 2025
23AQI
27th May 2025
23AQI
28th May 2025
26AQI
29th May 2025
36AQI
30th May 2025
29AQI
31st May 2025
44AQI
1st June 2025
29AQI
2nd June 2025
37AQI
3rd June 2025
56AQI
4th June 2025
63AQI
5th June 2025
48AQI
6th June 2025
62AQI
7th June 2025
71AQI
8th June 2025
64AQI
9th June 2025
57AQI
10th June 2025
52AQI
11th June 2025
63AQI
12th June 2025
68AQI
13th June 2025
67AQI
14th June 2025
52AQI
15th June 2025
52AQI
16th June 2025
48AQI
17th June 2025
38AQI
18th June 2025
33AQI
19th June 2025
22AQI
20th June 2025
35AQI
21st June 2025
48AQI
22nd June 2025
51AQI
23rd June 2025
57AQI
24th June 2025
57AQI
25th June 2025
50AQI
26th June 2025
51AQI
27th June 2025
37AQI
28th June 2025
32AQI
29th June 2025
36AQI
30th June 2025
31AQI
1st July 2025
30AQI
2nd July 2025
46AQI
3rd July 2025
49AQI
4th July 2025
56AQI
5th July 2025
74AQI
6th July 2025
60AQI
7th July 2025
47AQI
8th July 2025
64AQI
9th July 2025
60AQI
10th July 2025
47AQI
11th July 2025
45AQI
12th July 2025
48AQI
13th July 2025
45AQI
14th July 2025
47AQI
15th July 2025
58AQI
16th July 2025
42AQI
17th July 2025
26AQI
18th July 2025
19AQI
19th July 2025
24AQI
20th July 2025
23AQI
21st July 2025
30AQI
22nd July 2025
60AQI
23rd July 2025
57AQI
24th July 2025
56AQI
25th July 2025
51AQI
26th July 2025
34AQI
27th July 2025
27AQI
28th July 2025
29AQI
29th July 2025
35AQI
30th July 2025
44AQI
31st July 2025
58AQI
1st August 2025
87AQI
2nd August 2025
78AQI

27AQI

31AQI

31AQI

33AQI

28AQI

49AQI

45AQI

83AQI

No. of days

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

202535AQI

30
1
27
1
30
1
29
1
31
14
16
20
11
2
181
33

Highest AQI recorded in

August

83AQI

Lowest AQI recorded in

January

27AQI

202431AQI

29
2
23
6
28
1
28
31
28
2
31
28
3
30
30
1
29
1
31
346
16

Highest AQI recorded in

February

41AQI

Lowest AQI recorded in

April

23AQI

202336AQI

28
3
27
1
28
1
30
30
1
10
18
2
19
7
3
24
7
28
29
28
1
27
4
308
43
3
2

Highest AQI recorded in

June

66AQI

Lowest AQI recorded in

September

24AQI

202231AQI

28
3
13
3
8
13
1
23
1
27
3
20
2
2
30
29
26
4
22
7
241
24

Highest AQI recorded in

December

37AQI

Lowest AQI recorded in

March

19AQI

202135AQI

26
4
14
14
25
4
18
2
29
26
2
18
13
22
9
28
2
28
1
24
2
31
289
53

Highest AQI recorded in

February

49AQI

Lowest AQI recorded in

May

24AQI

202036AQI

8
5
15
3
18
27
1
26
5
29
2
18
9
1
23
8
24
4
25
6
213
43
1

Highest AQI recorded in

September

49AQI

Lowest AQI recorded in

May

18AQI

Most & Least Polluted Years Over the Last 6 Years

Most Polluted Year Recorded
2020(Avg.)
36AQI
Least Polluted Year Recorded
2024(Avg.)
31AQI

Lafayette's annual 2025 AQI (35) shows an average percentage change of 4.9% (worsened AQI) compared to previous years: 2020 (36), 2021 (35), 2022 (31), 2023 (36), 2024 (31).