Lafayette Usgs Site, Lafayette, Louisiana, 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 Usgs Site, Lafayette, Louisiana, United States
2021
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
21st Aug 2024
77AQILowest AQI recorded on
9th Aug 2023
15AQISame Day Analysis (9th August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 2nd highest AQI at 36 of Good air quality, showing improvement over 2024 on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 9th Aug - 10th Aug 2025
Lafayette Usgs Site, Lafayette, Louisiana, United States
AQI
Day
Night
.
6 AM9th Aug 2025
8 PM
5 AM10th Aug 2025
Day time
Avg. Highest Time
1PM9th Aug
42AQI
Avg. Lowest Time
7AM9th Aug
34AQI
Night time
Avg. Highest Time
4AM10th Aug
42AQI
Avg. Lowest Time
9PM9th Aug
34AQI
In the last 24 hours,
Lafayette Usgs Site's AQI reached its highest point of 42 at 1 PM during the Day, while the lowest point, 34, was recorded at 9 PM during the Night between 9th Aug and 10th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Lafayette Usgs Site, Lafayette, Louisiana, United States
JulAug
11th - 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 - 06th06th - 07th07th - 08th08th - 09th09th - 10th10th
Day
Night
11th Jul 2025326 AMAQI
11th Jul 2025307 AMAQI
11th Jul 2025368 AMAQI
11th Jul 2025419 AMAQI
11th Jul 20254610 AMAQI
11th Jul 20254811 AMAQI
11th Jul 20254712 PMAQI
11th Jul 2025521 PMAQI
11th Jul 2025482 PMAQI
11th Jul 2025443 PMAQI
11th Jul 2025444 PMAQI
11th Jul 2025445 PMAQI
11th Jul 2025446 PMAQI
11th Jul 2025407 PMAQI
11th Jul 2025408 PMAQI
11th Jul 2025429 PMAQI
11th Jul 20254210 PMAQI
11th Jul 20254211 PMAQI
12th Jul 20254212 AMAQI
12th Jul 2025391 AMAQI
12th Jul 2025382 AMAQI
12th Jul 2025343 AMAQI
12th Jul 2025424 AMAQI
12th Jul 2025385 AMAQI
28°C24/33°C
12th Jul 2025406 AMAQI
12th Jul 2025367 AMAQI
12th Jul 2025408 AMAQI
12th Jul 2025459 AMAQI
12th Jul 20254510 AMAQI
12th Jul 20254411 AMAQI
12th Jul 20254812 PMAQI
12th Jul 2025501 PMAQI
12th Jul 2025402 PMAQI
12th Jul 2025423 PMAQI
12th Jul 2025434 PMAQI
12th Jul 2025415 PMAQI
12th Jul 2025416 PMAQI
12th Jul 2025407 PMAQI
12th Jul 2025408 PMAQI
12th Jul 2025509 PMAQI
12th Jul 20254610 PMAQI
12th Jul 20254711 PMAQI
13th Jul 20254512 AMAQI
13th Jul 2025421 AMAQI
13th Jul 2025342 AMAQI
13th Jul 2025333 AMAQI
13th Jul 2025284 AMAQI
13th Jul 2025275 AMAQI
28°C23/33°C
13th Jul 2025226 AMAQI
13th Jul 2025297 AMAQI
13th Jul 2025278 AMAQI
13th Jul 2025289 AMAQI
13th Jul 20253010 AMAQI
13th Jul 20252911 AMAQI
13th Jul 20252812 PMAQI
13th Jul 2025311 PMAQI
13th Jul 2025372 PMAQI
13th Jul 2025353 PMAQI
13th Jul 2025364 PMAQI
13th Jul 2025375 PMAQI
13th Jul 2025346 PMAQI
13th Jul 2025327 PMAQI
13th Jul 2025348 PMAQI
13th Jul 2025309 PMAQI
13th Jul 20253110 PMAQI
13th Jul 20252811 PMAQI
14th Jul 20253112 AMAQI
14th Jul 2025301 AMAQI
14th Jul 2025222 AMAQI
14th Jul 2025183 AMAQI
14th Jul 2025174 AMAQI
14th Jul 2025185 AMAQI
27°C23/32°C
14th Jul 2025186 AMAQI
14th Jul 2025187 AMAQI
14th Jul 2025188 AMAQI
14th Jul 2025209 AMAQI
14th Jul 20252710 AMAQI
14th Jul 20252811 AMAQI
14th Jul 20253212 PMAQI
14th Jul 2025461 PMAQI
14th Jul 2025402 PMAQI
14th Jul 2025313 PMAQI
14th Jul 2025314 PMAQI
14th Jul 2025285 PMAQI
14th Jul 2025306 PMAQI
14th Jul 2025267 PMAQI
14th Jul 2025258 PMAQI
14th Jul 2025299 PMAQI
14th Jul 20252710 PMAQI
14th Jul 20252711 PMAQI
15th Jul 20252712 AMAQI
15th Jul 2025291 AMAQI
15th Jul 2025312 AMAQI
15th Jul 2025323 AMAQI
15th Jul 2025244 AMAQI
15th Jul 2025185 AMAQI
28°C24/32°C
15th Jul 2025226 AMAQI
15th Jul 2025247 AMAQI
15th Jul 2025248 AMAQI
15th Jul 2025239 AMAQI
15th Jul 20252510 AMAQI
15th Jul 20252511 AMAQI
15th Jul 20252712 PMAQI
15th Jul 2025321 PMAQI
15th Jul 2025282 PMAQI
15th Jul 2025323 PMAQI
15th Jul 2025324 PMAQI
15th Jul 2025315 PMAQI
15th Jul 2025326 PMAQI
15th Jul 2025307 PMAQI
15th Jul 2025308 PMAQI
15th Jul 2025349 PMAQI
15th Jul 20253610 PMAQI
15th Jul 20253611 PMAQI
16th Jul 20253612 AMAQI
16th Jul 2025361 AMAQI
16th Jul 2025382 AMAQI
16th Jul 2025383 AMAQI
16th Jul 2025404 AMAQI
16th Jul 2025445 AMAQI
29°C24/34°C
16th Jul 2025336 AMAQI
16th Jul 2025347 AMAQI
16th Jul 2025348 AMAQI
16th Jul 2025379 AMAQI
16th Jul 20253910 AMAQI
16th Jul 20254211 AMAQI
16th Jul 20254112 PMAQI
16th Jul 2025381 PMAQI
16th Jul 2025402 PMAQI
16th Jul 2025473 PMAQI
16th Jul 2025464 PMAQI
16th Jul 2025485 PMAQI
16th Jul 2025466 PMAQI
16th Jul 2025437 PMAQI
16th Jul 2025458 PMAQI
16th Jul 2025479 PMAQI
16th Jul 20254710 PMAQI
16th Jul 20254611 PMAQI
17th Jul 20254712 AMAQI
17th Jul 2025461 AMAQI
17th Jul 2025532 AMAQI
17th Jul 2025523 AMAQI
17th Jul 2025514 AMAQI
17th Jul 2025535 AMAQI
29°C23/34°C
17th Jul 2025526 AMAQI
17th Jul 2025487 AMAQI
17th Jul 2025518 AMAQI
17th Jul 2025499 AMAQI
17th Jul 20254710 AMAQI
17th Jul 20254811 AMAQI
17th Jul 20255012 PMAQI
17th Jul 2025521 PMAQI
17th Jul 2025532 PMAQI
17th Jul 2025513 PMAQI
17th Jul 2025524 PMAQI
17th Jul 2025525 PMAQI
17th Jul 2025496 PMAQI
17th Jul 2025517 PMAQI
17th Jul 2025508 PMAQI
17th Jul 2025469 PMAQI
17th Jul 20254510 PMAQI
17th Jul 20254411 PMAQI
18th Jul 20254412 AMAQI
18th Jul 2025461 AMAQI
18th Jul 2025332 AMAQI
18th Jul 2025243 AMAQI
18th Jul 2025204 AMAQI
18th Jul 2025235 AMAQI
28°C24/33°C
18th Jul 2025326 AMAQI
18th Jul 2025357 AMAQI
18th Jul 2025358 AMAQI
18th Jul 2025309 AMAQI
18th Jul 20252810 AMAQI
18th Jul 20252811 AMAQI
18th Jul 20253512 PMAQI
18th Jul 2025391 PMAQI
18th Jul 2025382 PMAQI
18th Jul 2025373 PMAQI
18th Jul 2025374 PMAQI
18th Jul 2025375 PMAQI
18th Jul 2025376 PMAQI
18th Jul 2025357 PMAQI
18th Jul 2025358 PMAQI
18th Jul 2025379 PMAQI
18th Jul 20254010 PMAQI
18th Jul 20253911 PMAQI
19th Jul 20253812 AMAQI
19th Jul 2025381 AMAQI
19th Jul 2025292 AMAQI
19th Jul 2025253 AMAQI
19th Jul 2025244 AMAQI
19th Jul 2025225 AMAQI
24°C23/26°C
19th Jul 2025246 AMAQI
19th Jul 2025247 AMAQI
19th Jul 2025238 AMAQI
19th Jul 2025269 AMAQI
19th Jul 20252610 AMAQI
19th Jul 20252611 AMAQI
19th Jul 20252612 PMAQI
19th Jul 2025341 PMAQI
19th Jul 2025332 PMAQI
19th Jul 2025333 PMAQI
19th Jul 2025324 PMAQI
19th Jul 2025345 PMAQI
19th Jul 2025316 PMAQI
19th Jul 2025337 PMAQI
19th Jul 2025328 PMAQI
19th Jul 2025339 PMAQI
19th Jul 20253410 PMAQI
19th Jul 20253611 PMAQI
20th Jul 20253612 AMAQI
20th Jul 2025341 AMAQI
20th Jul 2025352 AMAQI
20th Jul 2025353 AMAQI
20th Jul 2025314 AMAQI
20th Jul 2025375 AMAQI
28°C24/33°C
20th Jul 2025376 AMAQI
20th Jul 2025347 AMAQI
20th Jul 2025328 AMAQI
20th Jul 2025319 AMAQI
20th Jul 20253610 AMAQI
20th Jul 20253811 AMAQI
20th Jul 20253712 PMAQI
20th Jul 2025341 PMAQI
20th Jul 2025382 PMAQI
20th Jul 2025373 PMAQI
20th Jul 2025384 PMAQI
20th Jul 2025385 PMAQI
20th Jul 2025386 PMAQI
20th Jul 2025377 PMAQI
20th Jul 2025388 PMAQI
20th Jul 2025379 PMAQI
20th Jul 20253810 PMAQI
20th Jul 20253711 PMAQI
21st Jul 20253612 AMAQI
21st Jul 2025361 AMAQI
21st Jul 2025232 AMAQI
21st Jul 2025223 AMAQI
21st Jul 2025184 AMAQI
21st Jul 2025185 AMAQI
28°C24/33°C
21st Jul 2025226 AMAQI
21st Jul 2025237 AMAQI
21st Jul 2025228 AMAQI
21st Jul 2025209 AMAQI
21st Jul 20252310 AMAQI
21st Jul 20253011 AMAQI
21st Jul 20253112 PMAQI
21st Jul 2025301 PMAQI
21st Jul 2025282 PMAQI
21st Jul 2025293 PMAQI
21st Jul 2025304 PMAQI
21st Jul 2025325 PMAQI
21st Jul 2025316 PMAQI
21st Jul 2025287 PMAQI
21st Jul 2025288 PMAQI
21st Jul 2025329 PMAQI
21st Jul 20253010 PMAQI
21st Jul 20252811 PMAQI
22nd Jul 20252712 AMAQI
22nd Jul 2025271 AMAQI
22nd Jul 2025232 AMAQI
22nd Jul 2025203 AMAQI
22nd Jul 2025224 AMAQI
22nd Jul 2025215 AMAQI
28°C23/33°C
22nd Jul 2025196 AMAQI
22nd Jul 2025187 AMAQI
22nd Jul 2025228 AMAQI
22nd Jul 2025289 AMAQI
22nd Jul 20252810 AMAQI
22nd Jul 20252811 AMAQI
22nd Jul 20252712 PMAQI
22nd Jul 2025301 PMAQI
22nd Jul 2025322 PMAQI
22nd Jul 2025283 PMAQI
22nd Jul 2025274 PMAQI
22nd Jul 2025265 PMAQI
22nd Jul 2025266 PMAQI
22nd Jul 2025257 PMAQI
22nd Jul 2025268 PMAQI
22nd Jul 2025279 PMAQI
22nd Jul 20252810 PMAQI
22nd Jul 20252611 PMAQI
23rd Jul 20252612 AMAQI
23rd Jul 2025261 AMAQI
23rd Jul 2025182 AMAQI
23rd Jul 2025203 AMAQI
23rd Jul 2025184 AMAQI
23rd Jul 2025175 AMAQI
29°C24/35°C
23rd Jul 2025196 AMAQI
23rd Jul 2025217 AMAQI
23rd Jul 2025188 AMAQI
23rd Jul 2025209 AMAQI
23rd Jul 20252010 AMAQI
23rd Jul 20252511 AMAQI
23rd Jul 20252412 PMAQI
23rd Jul 2025231 PMAQI
23rd Jul 2025262 PMAQI
23rd Jul 2025263 PMAQI
23rd Jul 2025264 PMAQI
23rd Jul 2025275 PMAQI
23rd Jul 2025266 PMAQI
23rd Jul 2025257 PMAQI
23rd Jul 2025258 PMAQI
23rd Jul 2025259 PMAQI
23rd Jul 20252610 PMAQI
23rd Jul 20252611 PMAQI
24th Jul 20252512 AMAQI
24th Jul 2025241 AMAQI
24th Jul 2025242 AMAQI
24th Jul 2025253 AMAQI
24th Jul 2025204 AMAQI
24th Jul 2025165 AMAQI
30°C23/37°C
24th Jul 2025176 AMAQI
24th Jul 2025187 AMAQI
24th Jul 2025208 AMAQI
24th Jul 2025249 AMAQI
24th Jul 20252510 AMAQI
24th Jul 20252711 AMAQI
24th Jul 20253012 PMAQI
24th Jul 2025371 PMAQI
24th Jul 2025352 PMAQI
24th Jul 2025323 PMAQI
24th Jul 2025324 PMAQI
24th Jul 2025325 PMAQI
24th Jul 2025316 PMAQI
24th Jul 2025287 PMAQI
24th Jul 2025268 PMAQI
24th Jul 2025269 PMAQI
24th Jul 20252610 PMAQI
24th Jul 20252611 PMAQI
25th Jul 20252612 AMAQI
25th Jul 2025261 AMAQI
25th Jul 2025242 AMAQI
25th Jul 2025183 AMAQI
25th Jul 2025174 AMAQI
25th Jul 2025205 AMAQI
29°C25/38°C
25th Jul 2025296 AMAQI
25th Jul 2025307 AMAQI
25th Jul 2025288 AMAQI
25th Jul 2025269 AMAQI
25th Jul 20252410 AMAQI
25th Jul 20252411 AMAQI
25th Jul 20252212 PMAQI
25th Jul 2025221 PMAQI
25th Jul 2025222 PMAQI
25th Jul 2025243 PMAQI
25th Jul 2025244 PMAQI
25th Jul 2025275 PMAQI
25th Jul 2025236 PMAQI
25th Jul 2025267 PMAQI
25th Jul 2025288 PMAQI
25th Jul 2025279 PMAQI
25th Jul 20252710 PMAQI
25th Jul 20252811 PMAQI
26th Jul 20252612 AMAQI
26th Jul 2025261 AMAQI
26th Jul 2025242 AMAQI
26th Jul 2025263 AMAQI
26th Jul 2025244 AMAQI
26th Jul 2025205 AMAQI
27°C24/30°C
26th Jul 2025226 AMAQI
26th Jul 2025227 AMAQI
26th Jul 2025238 AMAQI
26th Jul 2025249 AMAQI
26th Jul 20252510 AMAQI
26th Jul 20252211 AMAQI
26th Jul 20252112 PMAQI
26th Jul 2025201 PMAQI
26th Jul 2025222 PMAQI
26th Jul 2025253 PMAQI
26th Jul 2025304 PMAQI
26th Jul 2025295 PMAQI
26th Jul 2025306 PMAQI
26th Jul 2025287 PMAQI
26th Jul 2025268 PMAQI
26th Jul 2025309 PMAQI
26th Jul 20252810 PMAQI
26th Jul 20252811 PMAQI
27th Jul 20252812 AMAQI
27th Jul 2025281 AMAQI
27th Jul 2025362 AMAQI
27th Jul 2025363 AMAQI
27th Jul 2025344 AMAQI
27th Jul 2025325 AMAQI
28°C24/32°C
27th Jul 2025346 AMAQI
27th Jul 2025357 AMAQI
27th Jul 2025338 AMAQI
27th Jul 2025329 AMAQI
27th Jul 20253610 AMAQI
27th Jul 20254011 AMAQI
27th Jul 20255312 PMAQI
27th Jul 2025541 PMAQI
27th Jul 2025482 PMAQI
27th Jul 2025403 PMAQI
27th Jul 2025424 PMAQI
27th Jul 2025405 PMAQI
27th Jul 2025406 PMAQI
27th Jul 2025387 PMAQI
27th Jul 2025408 PMAQI
27th Jul 2025429 PMAQI
27th Jul 20254110 PMAQI
27th Jul 20254211 PMAQI
28th Jul 20254112 AMAQI
28th Jul 2025461 AMAQI
28th Jul 2025592 AMAQI
28th Jul 2025583 AMAQI
28th Jul 2025604 AMAQI
28th Jul 2025545 AMAQI
28°C24/34°C
28th Jul 2025526 AMAQI
28th Jul 2025557 AMAQI
28th Jul 2025528 AMAQI
28th Jul 2025539 AMAQI
28th Jul 20255710 AMAQI
28th Jul 20256011 AMAQI
28th Jul 20255812 PMAQI
28th Jul 2025591 PMAQI
28th Jul 2025572 PMAQI
28th Jul 2025553 PMAQI
28th Jul 2025554 PMAQI
28th Jul 2025545 PMAQI
28th Jul 2025556 PMAQI
28th Jul 2025557 PMAQI
28th Jul 2025558 PMAQI
28th Jul 2025559 PMAQI
28th Jul 20255610 PMAQI
28th Jul 20255611 PMAQI
29th Jul 20255612 AMAQI
29th Jul 2025551 AMAQI
29th Jul 2025582 AMAQI
29th Jul 2025593 AMAQI
29th Jul 2025564 AMAQI
29th Jul 2025555 AMAQI
30°C23/37°C
29th Jul 2025586 AMAQI
29th Jul 2025587 AMAQI
29th Jul 2025608 AMAQI
29th Jul 2025629 AMAQI
29th Jul 20256210 AMAQI
29th Jul 20256111 AMAQI
29th Jul 20256212 PMAQI
29th Jul 2025611 PMAQI
29th Jul 2025602 PMAQI
29th Jul 2025593 PMAQI
29th Jul 2025594 PMAQI
29th Jul 2025585 PMAQI
29th Jul 2025586 PMAQI
29th Jul 2025577 PMAQI
29th Jul 2025578 PMAQI
29th Jul 2025589 PMAQI
29th Jul 20255810 PMAQI
29th Jul 20255811 PMAQI
30th Jul 20255812 AMAQI
30th Jul 2025581 AMAQI
30th Jul 2025582 AMAQI
30th Jul 2025603 AMAQI
30th Jul 2025614 AMAQI
30th Jul 2025605 AMAQI
31°C24/38°C
30th Jul 2025526 AMAQI
30th Jul 2025537 AMAQI
30th Jul 2025548 AMAQI
30th Jul 2025579 AMAQI
30th Jul 20255610 AMAQI
30th Jul 20255611 AMAQI
30th Jul 20256212 PMAQI
30th Jul 2025591 PMAQI
30th Jul 2025582 PMAQI
30th Jul 2025583 PMAQI
30th Jul 2025584 PMAQI
30th Jul 2025585 PMAQI
30th Jul 2025586 PMAQI
30th Jul 2025587 PMAQI
30th Jul 2025588 PMAQI
30th Jul 2025559 PMAQI
30th Jul 20255510 PMAQI
30th Jul 20255511 PMAQI
31st Jul 20255412 AMAQI
31st Jul 2025531 AMAQI
31st Jul 2025322 AMAQI
31st Jul 2025293 AMAQI
31st Jul 2025274 AMAQI
31st Jul 2025275 AMAQI
31°C26/39°C
31st Jul 2025276 AMAQI
31st Jul 2025327 AMAQI
31st Jul 2025338 AMAQI
31st Jul 2025339 AMAQI
31st Jul 20253310 AMAQI
31st Jul 20253311 AMAQI
31st Jul 20253812 PMAQI
31st Jul 2025471 PMAQI
31st Jul 2025462 PMAQI
31st Jul 2025453 PMAQI
31st Jul 2025484 PMAQI
31st Jul 2025525 PMAQI
31st Jul 2025506 PMAQI
31st Jul 2025327 PMAQI
31st Jul 2025448 PMAQI
31st Jul 2025529 PMAQI
31st Jul 20255310 PMAQI
31st Jul 20255411 PMAQI
1st Aug 20255512 AMAQI
1st Aug 2025561 AMAQI
1st Aug 2025522 AMAQI
1st Aug 2025523 AMAQI
1st Aug 2025524 AMAQI
1st Aug 2025535 AMAQI
28°C23/34°C
1st Aug 2025526 AMAQI
1st Aug 2025527 AMAQI
1st Aug 2025538 AMAQI
1st Aug 2025549 AMAQI
1st Aug 20255310 AMAQI
1st Aug 20255311 AMAQI
1st Aug 20255512 PMAQI
1st Aug 2025551 PMAQI
1st Aug 2025552 PMAQI
1st Aug 2025553 PMAQI
1st Aug 2025574 PMAQI
1st Aug 2025565 PMAQI
1st Aug 2025536 PMAQI
1st Aug 2025547 PMAQI
1st Aug 2025528 PMAQI
1st Aug 2025509 PMAQI
1st Aug 20255010 PMAQI
1st Aug 20255211 PMAQI
2nd Aug 20255212 AMAQI
2nd Aug 2025501 AMAQI
2nd Aug 2025522 AMAQI
2nd Aug 2025523 AMAQI
2nd Aug 2025484 AMAQI
2nd Aug 2025475 AMAQI
28°C23/34°C
2nd Aug 2025476 AMAQI
2nd Aug 2025447 AMAQI
2nd Aug 2025488 AMAQI
2nd Aug 2025489 AMAQI
2nd Aug 20254510 AMAQI
2nd Aug 20254611 AMAQI
2nd Aug 20254812 PMAQI
2nd Aug 2025481 PMAQI
2nd Aug 2025502 PMAQI
2nd Aug 2025503 PMAQI
2nd Aug 2025484 PMAQI
2nd Aug 2025465 PMAQI
2nd Aug 2025446 PMAQI
2nd Aug 2025487 PMAQI
2nd Aug 2025468 PMAQI
2nd Aug 2025499 PMAQI
2nd Aug 20254710 PMAQI
2nd Aug 20253811 PMAQI
3rd Aug 20253712 AMAQI
3rd Aug 2025351 AMAQI
3rd Aug 2025362 AMAQI
3rd Aug 2025343 AMAQI
3rd Aug 2025364 AMAQI
3rd Aug 2025375 AMAQI
27°C24/33°C
3rd Aug 2025386 AMAQI
3rd Aug 2025387 AMAQI
3rd Aug 2025408 AMAQI
3rd Aug 2025439 AMAQI
3rd Aug 20254310 AMAQI
3rd Aug 20254311 AMAQI
3rd Aug 20254412 PMAQI
3rd Aug 2025421 PMAQI
3rd Aug 2025482 PMAQI
3rd Aug 2025523 PMAQI
3rd Aug 2025504 PMAQI
3rd Aug 2025465 PMAQI
3rd Aug 2025526 PMAQI
3rd Aug 2025427 PMAQI
3rd Aug 2025468 PMAQI
3rd Aug 2025499 PMAQI
3rd Aug 20255310 PMAQI
3rd Aug 20255311 PMAQI
4th Aug 20255312 AMAQI
4th Aug 2025531 AMAQI
4th Aug 2025532 AMAQI
4th Aug 2025543 AMAQI
4th Aug 2025544 AMAQI
4th Aug 2025545 AMAQI
27°C22/34°C
4th Aug 2025556 AMAQI
4th Aug 2025557 AMAQI
4th Aug 2025568 AMAQI
4th Aug 2025549 AMAQI
4th Aug 20255210 AMAQI
4th Aug 20255311 AMAQI
4th Aug 20255612 PMAQI
4th Aug 2025561 PMAQI
4th Aug 2025562 PMAQI
4th Aug 2025563 PMAQI
4th Aug 2025564 PMAQI
4th Aug 2025545 PMAQI
4th Aug 2025546 PMAQI
4th Aug 2025557 PMAQI
4th Aug 2025558 PMAQI
4th Aug 2025559 PMAQI
4th Aug 20255510 PMAQI
4th Aug 20255211 PMAQI
5th Aug 20255512 AMAQI
5th Aug 2025541 AMAQI
5th Aug 2025542 AMAQI
5th Aug 2025523 AMAQI
5th Aug 2025514 AMAQI
5th Aug 2025535 AMAQI
28°C20/35°C
5th Aug 2025576 AMAQI
5th Aug 2025587 AMAQI
5th Aug 2025548 AMAQI
5th Aug 2025539 AMAQI
5th Aug 20255210 AMAQI
5th Aug 20254811 AMAQI
5th Aug 20255112 PMAQI
5th Aug 2025541 PMAQI
5th Aug 2025542 PMAQI
5th Aug 2025563 PMAQI
5th Aug 2025544 PMAQI
5th Aug 2025565 PMAQI
5th Aug 2025586 PMAQI
5th Aug 2025467 PMAQI
5th Aug 2025488 PMAQI
5th Aug 2025499 PMAQI
5th Aug 20254910 PMAQI
5th Aug 20255211 PMAQI
6th Aug 20254912 AMAQI
6th Aug 2025481 AMAQI
6th Aug 2025472 AMAQI
6th Aug 2025463 AMAQI
6th Aug 2025474 AMAQI
6th Aug 2025495 AMAQI
26°C20/35°C
6th Aug 2025506 AMAQI
6th Aug 2025477 AMAQI
6th Aug 2025468 AMAQI
6th Aug 2025439 AMAQI
6th Aug 20254510 AMAQI
6th Aug 20254511 AMAQI
6th Aug 20254712 PMAQI
6th Aug 2025511 PMAQI
6th Aug 2025542 PMAQI
6th Aug 2025513 PMAQI
6th Aug 2025474 PMAQI
6th Aug 2025465 PMAQI
6th Aug 2025396 PMAQI
6th Aug 2025517 PMAQI
6th Aug 2025498 PMAQI
6th Aug 2025509 PMAQI
6th Aug 20255010 PMAQI
6th Aug 20254711 PMAQI
7th Aug 20254012 AMAQI
7th Aug 2025441 AMAQI
7th Aug 2025362 AMAQI
7th Aug 2025343 AMAQI
7th Aug 2025344 AMAQI
7th Aug 2025365 AMAQI
28°C23/35°C
7th Aug 2025346 AMAQI
7th Aug 2025347 AMAQI
7th Aug 2025348 AMAQI
7th Aug 2025359 AMAQI
7th Aug 20253610 AMAQI
7th Aug 20253611 AMAQI
7th Aug 20253512 PMAQI
7th Aug 2025371 PMAQI
7th Aug 2025382 PMAQI
7th Aug 2025403 PMAQI
7th Aug 2025384 PMAQI
7th Aug 2025385 PMAQI
7th Aug 2025386 PMAQI
7th Aug 2025387 PMAQI
7th Aug 2025388 PMAQI
7th Aug 2025379 PMAQI
7th Aug 20253710 PMAQI
7th Aug 20253811 PMAQI
8th Aug 20253712 AMAQI
8th Aug 2025381 AMAQI
8th Aug 2025392 AMAQI
8th Aug 2025383 AMAQI
8th Aug 2025304 AMAQI
8th Aug 2025295 AMAQI
28°C24/34°C
8th Aug 2025286 AMAQI
8th Aug 2025297 AMAQI
8th Aug 2025328 AMAQI
8th Aug 2025319 AMAQI
8th Aug 20253510 AMAQI
8th Aug 20253611 AMAQI
8th Aug 20253912 PMAQI
8th Aug 2025391 PMAQI
8th Aug 2025392 PMAQI
8th Aug 2025393 PMAQI
8th Aug 2025384 PMAQI
8th Aug 2025395 PMAQI
8th Aug 2025396 PMAQI
8th Aug 2025367 PMAQI
8th Aug 2025378 PMAQI
8th Aug 2025369 PMAQI
8th Aug 20253610 PMAQI
8th Aug 20253711 PMAQI
9th Aug 20253712 AMAQI
9th Aug 2025361 AMAQI
9th Aug 2025332 AMAQI
9th Aug 2025333 AMAQI
9th Aug 2025354 AMAQI
9th Aug 2025345 AMAQI
28°C22/36°C
9th Aug 2025366 AMAQI
9th Aug 2025347 AMAQI
9th Aug 2025418 AMAQI
9th Aug 2025409 AMAQI
9th Aug 20253610 AMAQI
9th Aug 20253811 AMAQI
9th Aug 20253912 PMAQI
9th Aug 2025421 PMAQI
9th Aug 2025392 PMAQI
9th Aug 2025363 PMAQI
9th Aug 2025364 PMAQI
9th Aug 2025355 PMAQI
9th Aug 2025366 PMAQI
9th Aug 2025367 PMAQI
9th Aug 2025358 PMAQI
9th Aug 2025349 PMAQI
9th Aug 20253610 PMAQI
9th Aug 20253811 PMAQI
10th Aug 20253612 AMAQI
10th Aug 2025361 AMAQI
10th Aug 2025402 AMAQI
10th Aug 2025403 AMAQI
10th Aug 2025424 AMAQI
10th Aug 2025425 AMAQI
28°C22/33°C
10th Aug 2025406 AMAQI
6 AM10th Aug 2025427 AMAQI
10th Aug 2025418 AMAQI
10th Aug 2025429 AMAQI
10th Aug 20254110 AMAQI
1 PM
8 PM
1 AM
5 AM
--°C/°C
Day time
Avg. Highest Time
6 AM - 8 PM
39AQI
15 hours / Day
450 hours / Month
Avg. Lowest Time
6 AM - 8 PM
39AQI
15 hours / Day
450 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 6 AM to 8 PM (Avg. 39), while the lowest AQI was between 6 AM to 8 PM (Avg. 39).
Night time
Avg. Highest Time
9 PM - 11 PM
41AQI
3 hours / Day
90 hours / Month
Avg. Lowest Time
3 AM - 5 AM
35AQI
3 hours / Day
90 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 9 PM to 11 PM (Avg. 41), while the lowest AQI was between 3 AM to 5 AM (Avg. 35).
2025 Days Vs Air Quality
Lafayette Usgs Site, Lafayette, Louisiana, United States
2025
92%
204
8%
17
Total number of days with different AQI categories in last 222 days in 2025 (143 days remaining)
Good
204 DaysModerate
17 DaysPoor
0 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 92%
Health Risk Level:
Very Low
In 2025, 92% of 222 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
Lafayette Usgs Site, Lafayette, Louisiana, 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
40AQI
40AQI
2nd January 2025
47AQI
47AQI
3rd January 2025
40AQI
40AQI
4th January 2025
34AQI
34AQI
5th January 2025
26AQI
26AQI
6th January 2025
24AQI
24AQI
7th January 2025
23AQI
23AQI
8th January 2025
29AQI
29AQI
9th January 2025
30AQI
30AQI
10th January 2025
22AQI
22AQI
11th January 2025
36AQI
36AQI
12th January 2025
36AQI
36AQI
13th January 2025
25AQI
25AQI
14th January 2025
26AQI
26AQI
15th January 2025
28AQI
28AQI
16th January 2025
40AQI
40AQI
17th January 2025
43AQI
43AQI
18th January 2025
39AQI
39AQI
19th January 2025
32AQI
32AQI
20th January 2025
27AQI
27AQI
21st January 2025
29AQI
29AQI
22nd January 2025
48AQI
48AQI
23rd January 2025
50AQI
50AQI
24th January 2025
40AQI
40AQI
25th January 2025
37AQI
37AQI
26th January 2025
29AQI
29AQI
27th January 2025
23AQI
23AQI
28th January 2025
41AQI
41AQI
29th January 2025
41AQI
41AQI
30th January 2025
26AQI
26AQI
31st January 2025
30AQI
30AQI
1st February 2025
34AQI
34AQI
2nd February 2025
40AQI
40AQI
3rd February 2025
48AQI
48AQI
4th February 2025
27AQI
27AQI
5th February 2025
32AQI
32AQI
6th February 2025
25AQI
25AQI
7th February 2025
28AQI
28AQI
8th February 2025
29AQI
29AQI
9th February 2025
26AQI
26AQI
10th February 2025
46AQI
46AQI
11th February 2025
36AQI
36AQI
12th February 2025
30AQI
30AQI
13th February 2025
23AQI
23AQI
14th February 2025
34AQI
34AQI
15th February 2025
37AQI
37AQI
16th February 2025
30AQI
30AQI
17th February 2025
36AQI
36AQI
18th February 2025
37AQI
37AQI
19th February 2025
27AQI
27AQI
20th February 2025
30AQI
30AQI
21st February 2025
26AQI
26AQI
22nd February 2025
30AQI
30AQI
23rd February 2025
40AQI
40AQI
24th February 2025
23AQI
23AQI
25th February 2025
27AQI
27AQI
26th February 2025
27AQI
27AQI
27th February 2025
40AQI
40AQI
28th February 2025
38AQI
38AQI
1st March 2025
39AQI
39AQI
2nd March 2025
36AQI
36AQI
3rd March 2025
34AQI
34AQI
4th March 2025
35AQI
35AQI
5th March 2025
40AQI
40AQI
6th March 2025
31AQI
31AQI
7th March 2025
30AQI
30AQI
8th March 2025
28AQI
28AQI
9th March 2025
34AQI
34AQI
10th March 2025
40AQI
40AQI
11th March 2025
43AQI
43AQI
12th March 2025
36AQI
36AQI
13th March 2025
43AQI
43AQI
14th March 2025
50AQI
50AQI
15th March 2025
67AQI
67AQI
16th March 2025
37AQI
37AQI
17th March 2025
30AQI
30AQI
18th March 2025
20AQI
20AQI
19th March 2025
27AQI
27AQI
20th March 2025
32AQI
32AQI
21st March 2025
31AQI
31AQI
22nd March 2025
30AQI
30AQI
23rd March 2025
31AQI
31AQI
24th March 2025
28AQI
28AQI
25th March 2025
31AQI
31AQI
26th March 2025
46AQI
46AQI
27th March 2025
41AQI
41AQI
28th March 2025
42AQI
42AQI
29th March 2025
27AQI
27AQI
30th March 2025
36AQI
36AQI
31st March 2025
39AQI
39AQI
1st April 2025
55AQI
55AQI
2nd April 2025
40AQI
40AQI
3rd April 2025
48AQI
48AQI
4th April 2025
53AQI
53AQI
5th April 2025
49AQI
49AQI
6th April 2025
28AQI
28AQI
7th April 2025
19AQI
19AQI
8th April 2025
37AQI
37AQI
9th April 2025
37AQI
37AQI
10th April 2025
28AQI
28AQI
11th April 2025
31AQI
31AQI
12th April 2025
41AQI
41AQI
13th April 2025
39AQI
39AQI
14th April 2025
29AQI
29AQI
15th April 2025
30AQI
30AQI
16th April 2025
38AQI
38AQI
17th April 2025
41AQI
41AQI
18th April 2025
36AQI
36AQI
19th April 2025
46AQI
46AQI
20th April 2025
47AQI
47AQI
21st April 2025
45AQI
45AQI
22nd April 2025
39AQI
39AQI
23rd April 2025
41AQI
41AQI
24th April 2025
41AQI
41AQI
25th April 2025
45AQI
45AQI
26th April 2025
39AQI
39AQI
27th April 2025
39AQI
39AQI
28th April 2025
29AQI
29AQI
29th April 2025
34AQI
34AQI
30th April 2025
45AQI
45AQI
1st May 2025
37AQI
37AQI
2nd May 2025
35AQI
35AQI
3rd May 2025
28AQI
28AQI
4th May 2025
30AQI
30AQI
5th May 2025
31AQI
31AQI
6th May 2025
38AQI
38AQI
7th May 2025
28AQI
28AQI
8th May 2025
37AQI
37AQI
9th May 2025
35AQI
35AQI
10th May 2025
30AQI
30AQI
11th May 2025
30AQI
30AQI
12th May 2025
22AQI
22AQI
13th May 2025
31AQI
31AQI
14th May 2025
36AQI
36AQI
15th May 2025
40AQI
40AQI
16th May 2025
38AQI
38AQI
17th May 2025
42AQI
42AQI
18th May 2025
37AQI
37AQI
19th May 2025
43AQI
43AQI
20th May 2025
42AQI
42AQI
21st May 2025
38AQI
38AQI
22nd May 2025
47AQI
47AQI
23rd May 2025
35AQI
35AQI
24th May 2025
39AQI
39AQI
25th May 2025
47AQI
47AQI
26th May 2025
37AQI
37AQI
27th May 2025
30AQI
30AQI
28th May 2025
35AQI
35AQI
29th May 2025
32AQI
32AQI
30th May 2025
35AQI
35AQI
31st May 2025
30AQI
30AQI
1st June 2025
47AQI
47AQI
2nd June 2025
48AQI
48AQI
3rd June 2025
43AQI
43AQI
4th June 2025
40AQI
40AQI
5th June 2025
39AQI
39AQI
6th June 2025
42AQI
42AQI
7th June 2025
66AQI
66AQI
8th June 2025
48AQI
48AQI
9th June 2025
44AQI
44AQI
10th June 2025
51AQI
51AQI
11th June 2025
27AQI
27AQI
12th June 2025
26AQI
26AQI
13th June 2025
26AQI
26AQI
14th June 2025
42AQI
42AQI
15th June 2025
33AQI
33AQI
16th June 2025
29AQI
29AQI
17th June 2025
35AQI
35AQI
18th June 2025
38AQI
38AQI
19th June 2025
41AQI
41AQI
20th June 2025
46AQI
46AQI
21st June 2025
45AQI
45AQI
22nd June 2025
45AQI
45AQI
23rd June 2025
39AQI
39AQI
24th June 2025
35AQI
35AQI
25th June 2025
24AQI
24AQI
26th June 2025
30AQI
30AQI
27th June 2025
34AQI
34AQI
28th June 2025
36AQI
36AQI
29th June 2025
33AQI
33AQI
30th June 2025
48AQI
48AQI
1st July 2025
60AQI
60AQI
2nd July 2025
68AQI
68AQI
3rd July 2025
65AQI
65AQI
4th July 2025
55AQI
55AQI
5th July 2025
68AQI
68AQI
6th July 2025
57AQI
57AQI
7th July 2025
48AQI
48AQI
8th July 2025
39AQI
39AQI
9th July 2025
35AQI
35AQI
10th July 2025
30AQI
30AQI
11th July 2025
39AQI
39AQI
12th July 2025
42AQI
42AQI
13th July 2025
32AQI
32AQI
14th July 2025
26AQI
26AQI
15th July 2025
29AQI
29AQI
16th July 2025
41AQI
41AQI
17th July 2025
49AQI
49AQI
18th July 2025
34AQI
34AQI
19th July 2025
30AQI
30AQI
20th July 2025
36AQI
36AQI
21st July 2025
27AQI
27AQI
22nd July 2025
25AQI
25AQI
23rd July 2025
23AQI
23AQI
24th July 2025
26AQI
26AQI
25th July 2025
24AQI
24AQI
26th July 2025
25AQI
25AQI
27th July 2025
38AQI
38AQI
28th July 2025
55AQI
55AQI
29th July 2025
58AQI
58AQI
30th July 2025
58AQI
58AQI
31st July 2025
41AQI
41AQI
1st August 2025
53AQI
53AQI
2nd August 2025
48AQI
48AQI
3rd August 2025
43AQI
43AQI
4th August 2025
54AQI
54AQI
5th August 2025
53AQI
53AQI
6th August 2025
48AQI
48AQI
7th August 2025
37AQI
37AQI
8th August 2025
36AQI
36AQI
9th August 2025
36AQI
36AQI
34AQI
32AQI
36AQI
39AQI
35AQI
39AQI
41AQI
45AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202537AQI
31
28
30
1
28
2
31
28
2
22
9
6
3
204
17
Highest AQI recorded in
August45AQI
Lowest AQI recorded in
February32AQI
202441AQI
27
3
1
25
4
28
3
29
1
17
14
20
10
27
4
14
17
24
6
17
14
29
1
27
4
284
81
1
Highest AQI recorded in
August51AQI
Lowest AQI recorded in
November32AQI
202342AQI
28
3
23
1
4
25
3
1
1
1
25
1
1
3
27
4
29
1
30
1
30
1
25
5
26
5
21
8
24
7
313
39
3
1
8
Highest AQI recorded in
February63AQI
Lowest AQI recorded in
June31AQI
202241AQI
26
5
21
2
29
2
14
3
29
2
17
12
1
18
4
1
1
16
13
19
12
25
5
28
3
243
64
1
Highest AQI recorded in
August52AQI
Lowest AQI recorded in
December34AQI
202136AQI
23
6
27
1
29
2
28
2
29
2
30
25
6
23
8
25
5
27
4
21
9
29
2
316
47
Highest AQI recorded in
November42AQI
Lowest AQI recorded in
June28AQI
202043AQI
10
1
20
1
18
19
10
24
7
19
12
21
9
22
8
1
20
9
1
26
5
199
62
1
1
Highest AQI recorded in
October55AQI
Lowest AQI recorded in
March28AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2020(Avg.)
43AQILeast Polluted Year Recorded
2021(Avg.)
36AQILafayette Usgs Site's annual 2025 AQI (37) shows an average percentage change of -8.6% (improved AQI) compared to previous years: 2020 (43), 2021 (36), 2022 (41), 2023 (42), 2024 (41).
