Sand Mountain Research Extension Center, Crossville, Alabama, 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
Sand Mountain Research Extension Center, Crossville, Alabama, United States
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
9th Aug 2025
56AQILowest AQI recorded on
3rd Aug 2025
24AQISame Day Analysis (10th August ):
On this day, AQI across the 1 years varied significantly: 2025 ranks 1st highest AQI at 50 of Good air quality on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 10th Aug - 11th Aug 2025
Sand Mountain Research Extension Center, Crossville, Alabama, United States
AQI
Day
Night
.
5 AM10th Aug 2025
7 PM
4 AM11th Aug 2025
Day time
Avg. Highest Time
9AM10th Aug
54AQI
Avg. Lowest Time
6PM10th Aug
42AQI
Night time
Avg. Highest Time
5AM10th Aug
53AQI
Avg. Lowest Time
3AM11th Aug
26AQI
In the last 24 hours,
Sand Mountain Research Extension Center's AQI reached its highest point of 54 at 9 AM during the Day, while the lowest point, 26, was recorded at 3 AM during the Night between 10th Aug and 11th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Sand Mountain Research Extension Center, Crossville, Alabama, United States
JulAug
12th - 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 - 11th11th
Day
Night
12th Jul 2025365 AMAQI
12th Jul 2025346 AMAQI
12th Jul 2025307 AMAQI
12th Jul 2025328 AMAQI
12th Jul 2025369 AMAQI
12th Jul 20254010 AMAQI
12th Jul 20254411 AMAQI
12th Jul 20255012 PMAQI
12th Jul 2025461 PMAQI
12th Jul 2025502 PMAQI
12th Jul 2025483 PMAQI
12th Jul 2025484 PMAQI
12th Jul 2025465 PMAQI
12th Jul 2025476 PMAQI
12th Jul 2025427 PMAQI
12th Jul 2025448 PMAQI
12th Jul 2025529 PMAQI
12th Jul 20254910 PMAQI
12th Jul 20255111 PMAQI
13th Jul 20254612 AMAQI
13th Jul 2025451 AMAQI
13th Jul 2025462 AMAQI
13th Jul 2025483 AMAQI
13th Jul 2025514 AMAQI
27°C21/33°C
13th Jul 2025495 AMAQI
13th Jul 2025476 AMAQI
13th Jul 2025477 AMAQI
13th Jul 2025468 AMAQI
13th Jul 2025449 AMAQI
13th Jul 20254610 AMAQI
13th Jul 20255211 AMAQI
13th Jul 20255212 PMAQI
13th Jul 2025521 PMAQI
13th Jul 2025492 PMAQI
13th Jul 2025463 PMAQI
13th Jul 2025444 PMAQI
13th Jul 2025425 PMAQI
13th Jul 2025446 PMAQI
13th Jul 2025477 PMAQI
13th Jul 2025488 PMAQI
13th Jul 2025429 PMAQI
13th Jul 20253710 PMAQI
13th Jul 20253511 PMAQI
14th Jul 20252612 AMAQI
14th Jul 2025231 AMAQI
14th Jul 2025202 AMAQI
14th Jul 2025193 AMAQI
14th Jul 2025184 AMAQI
27°C21/31°C
14th Jul 2025205 AMAQI
14th Jul 2025196 AMAQI
14th Jul 2025207 AMAQI
14th Jul 2025228 AMAQI
14th Jul 2025239 AMAQI
14th Jul 20252410 AMAQI
14th Jul 20253111 AMAQI
14th Jul 20253812 PMAQI
14th Jul 2025471 PMAQI
14th Jul 2025432 PMAQI
14th Jul 2025423 PMAQI
14th Jul 2025404 PMAQI
14th Jul 2025375 PMAQI
14th Jul 2025356 PMAQI
14th Jul 2025337 PMAQI
14th Jul 2025348 PMAQI
14th Jul 2025329 PMAQI
14th Jul 20252810 PMAQI
14th Jul 20252811 PMAQI
15th Jul 20253212 AMAQI
15th Jul 2025321 AMAQI
15th Jul 2025322 AMAQI
15th Jul 2025343 AMAQI
15th Jul 2025334 AMAQI
28°C23/33°C
15th Jul 2025325 AMAQI
15th Jul 2025286 AMAQI
15th Jul 2025267 AMAQI
15th Jul 2025248 AMAQI
15th Jul 2025249 AMAQI
15th Jul 20253210 AMAQI
15th Jul 20254011 AMAQI
15th Jul 20254312 PMAQI
15th Jul 2025391 PMAQI
15th Jul 2025382 PMAQI
15th Jul 2025363 PMAQI
15th Jul 2025344 PMAQI
15th Jul 2025305 PMAQI
15th Jul 2025276 PMAQI
15th Jul 2025317 PMAQI
15th Jul 2025328 PMAQI
15th Jul 2025359 PMAQI
15th Jul 20253610 PMAQI
15th Jul 20253611 PMAQI
16th Jul 20253612 AMAQI
16th Jul 2025381 AMAQI
16th Jul 2025342 AMAQI
16th Jul 2025313 AMAQI
16th Jul 2025344 AMAQI
28°C22/34°C
16th Jul 2025385 AMAQI
16th Jul 2025326 AMAQI
16th Jul 2025387 AMAQI
16th Jul 2025408 AMAQI
16th Jul 2025409 AMAQI
16th Jul 20254010 AMAQI
16th Jul 20253911 AMAQI
16th Jul 20253812 PMAQI
16th Jul 2025371 PMAQI
16th Jul 2025322 PMAQI
16th Jul 2025303 PMAQI
16th Jul 2025324 PMAQI
16th Jul 2025335 PMAQI
16th Jul 2025316 PMAQI
16th Jul 2025347 PMAQI
16th Jul 2025358 PMAQI
16th Jul 2025339 PMAQI
16th Jul 20253810 PMAQI
16th Jul 20253611 PMAQI
17th Jul 20253712 AMAQI
17th Jul 2025361 AMAQI
17th Jul 2025342 AMAQI
17th Jul 2025313 AMAQI
17th Jul 2025294 AMAQI
29°C24/33°C
17th Jul 2025325 AMAQI
17th Jul 2025326 AMAQI
17th Jul 2025327 AMAQI
17th Jul 2025328 AMAQI
17th Jul 2025329 AMAQI
17th Jul 20253210 AMAQI
17th Jul 20253611 AMAQI
17th Jul 20253112 PMAQI
17th Jul 2025281 PMAQI
17th Jul 2025332 PMAQI
17th Jul 2025323 PMAQI
17th Jul 2025304 PMAQI
17th Jul 2025315 PMAQI
17th Jul 2025306 PMAQI
17th Jul 2025307 PMAQI
17th Jul 2025298 PMAQI
17th Jul 2025269 PMAQI
17th Jul 20252710 PMAQI
17th Jul 20252611 PMAQI
18th Jul 20252712 AMAQI
18th Jul 2025251 AMAQI
18th Jul 2025202 AMAQI
18th Jul 2025163 AMAQI
18th Jul 2025174 AMAQI
28°C22/33°C
18th Jul 2025195 AMAQI
18th Jul 2025236 AMAQI
18th Jul 2025217 AMAQI
18th Jul 2025228 AMAQI
18th Jul 2025209 AMAQI
18th Jul 20252010 AMAQI
18th Jul 20251911 AMAQI
18th Jul 20252512 PMAQI
18th Jul 2025251 PMAQI
18th Jul 2025282 PMAQI
18th Jul 2025253 PMAQI
18th Jul 2025264 PMAQI
18th Jul 2025225 PMAQI
18th Jul 2025236 PMAQI
18th Jul 2025247 PMAQI
18th Jul 2025258 PMAQI
18th Jul 2025339 PMAQI
18th Jul 20253210 PMAQI
18th Jul 20253111 PMAQI
19th Jul 20252912 AMAQI
19th Jul 2025281 AMAQI
19th Jul 2025242 AMAQI
19th Jul 2025223 AMAQI
19th Jul 2025264 AMAQI
25°C23/29°C
19th Jul 2025265 AMAQI
19th Jul 2025276 AMAQI
19th Jul 2025287 AMAQI
19th Jul 2025328 AMAQI
19th Jul 2025329 AMAQI
19th Jul 20253410 AMAQI
19th Jul 20254011 AMAQI
19th Jul 20253912 PMAQI
19th Jul 2025391 PMAQI
19th Jul 2025402 PMAQI
19th Jul 2025403 PMAQI
19th Jul 2025384 PMAQI
19th Jul 2025365 PMAQI
19th Jul 2025386 PMAQI
19th Jul 2025377 PMAQI
19th Jul 2025338 PMAQI
19th Jul 2025379 PMAQI
19th Jul 20253810 PMAQI
19th Jul 20254211 PMAQI
20th Jul 20254712 AMAQI
20th Jul 2025461 AMAQI
20th Jul 2025462 AMAQI
20th Jul 2025443 AMAQI
20th Jul 2025444 AMAQI
26°C22/32°C
20th Jul 2025465 AMAQI
20th Jul 2025476 AMAQI
20th Jul 2025497 AMAQI
20th Jul 2025478 AMAQI
20th Jul 2025469 AMAQI
20th Jul 20254610 AMAQI
20th Jul 20254811 AMAQI
20th Jul 20254712 PMAQI
20th Jul 2025451 PMAQI
20th Jul 2025422 PMAQI
20th Jul 2025423 PMAQI
20th Jul 2025454 PMAQI
20th Jul 2025445 PMAQI
20th Jul 2025416 PMAQI
20th Jul 2025457 PMAQI
20th Jul 2025448 PMAQI
20th Jul 2025399 PMAQI
20th Jul 20254010 PMAQI
20th Jul 20253811 PMAQI
21st Jul 20254012 AMAQI
21st Jul 2025411 AMAQI
21st Jul 2025382 AMAQI
21st Jul 2025403 AMAQI
21st Jul 2025424 AMAQI
27°C22/31°C
21st Jul 2025425 AMAQI
21st Jul 2025446 AMAQI
21st Jul 2025477 AMAQI
21st Jul 2025468 AMAQI
21st Jul 2025479 AMAQI
21st Jul 20255010 AMAQI
21st Jul 20254811 AMAQI
21st Jul 20255112 PMAQI
21st Jul 2025521 PMAQI
21st Jul 2025522 PMAQI
21st Jul 2025523 PMAQI
21st Jul 2025524 PMAQI
21st Jul 2025515 PMAQI
21st Jul 2025506 PMAQI
21st Jul 2025477 PMAQI
21st Jul 2025468 PMAQI
21st Jul 2025479 PMAQI
21st Jul 20254710 PMAQI
21st Jul 20254711 PMAQI
22nd Jul 20254612 AMAQI
22nd Jul 2025411 AMAQI
22nd Jul 2025352 AMAQI
22nd Jul 2025313 AMAQI
22nd Jul 2025294 AMAQI
28°C24/34°C
22nd Jul 2025325 AMAQI
22nd Jul 2025326 AMAQI
22nd Jul 2025337 AMAQI
22nd Jul 2025338 AMAQI
22nd Jul 2025319 AMAQI
22nd Jul 20253410 AMAQI
22nd Jul 20254511 AMAQI
22nd Jul 20255012 PMAQI
22nd Jul 2025521 PMAQI
22nd Jul 2025522 PMAQI
22nd Jul 2025523 PMAQI
22nd Jul 2025484 PMAQI
22nd Jul 2025405 PMAQI
22nd Jul 2025426 PMAQI
22nd Jul 2025387 PMAQI
22nd Jul 2025388 PMAQI
22nd Jul 2025329 PMAQI
22nd Jul 20253610 PMAQI
22nd Jul 20253411 PMAQI
23rd Jul 20253712 AMAQI
23rd Jul 2025371 AMAQI
23rd Jul 2025352 AMAQI
23rd Jul 2025293 AMAQI
23rd Jul 2025294 AMAQI
28°C23/34°C
23rd Jul 2025355 AMAQI
23rd Jul 2025376 AMAQI
23rd Jul 2025387 AMAQI
23rd Jul 2025388 AMAQI
23rd Jul 2025429 AMAQI
23rd Jul 20254210 AMAQI
23rd Jul 20254411 AMAQI
23rd Jul 20254612 PMAQI
23rd Jul 2025431 PMAQI
23rd Jul 2025442 PMAQI
23rd Jul 2025413 PMAQI
23rd Jul 2025434 PMAQI
23rd Jul 2025425 PMAQI
23rd Jul 2025406 PMAQI
23rd Jul 2025397 PMAQI
23rd Jul 2025388 PMAQI
23rd Jul 2025369 PMAQI
23rd Jul 20253610 PMAQI
23rd Jul 20254011 PMAQI
24th Jul 20254312 AMAQI
24th Jul 2025461 AMAQI
24th Jul 2025482 AMAQI
24th Jul 2025433 AMAQI
24th Jul 2025484 AMAQI
27°C24/32°C
24th Jul 2025485 AMAQI
24th Jul 2025516 AMAQI
24th Jul 2025527 AMAQI
24th Jul 2025528 AMAQI
24th Jul 2025529 AMAQI
24th Jul 20255110 AMAQI
24th Jul 20255311 AMAQI
24th Jul 20255612 PMAQI
24th Jul 2025561 PMAQI
24th Jul 2025562 PMAQI
24th Jul 2025543 PMAQI
24th Jul 2025514 PMAQI
24th Jul 2025505 PMAQI
24th Jul 2025476 PMAQI
24th Jul 2025507 PMAQI
24th Jul 2025508 PMAQI
24th Jul 2025459 PMAQI
24th Jul 20254710 PMAQI
24th Jul 20254311 PMAQI
25th Jul 20253812 AMAQI
25th Jul 2025361 AMAQI
25th Jul 2025382 AMAQI
25th Jul 2025403 AMAQI
25th Jul 2025374 AMAQI
28°C23/33°C
25th Jul 2025325 AMAQI
25th Jul 2025336 AMAQI
25th Jul 2025347 AMAQI
25th Jul 2025348 AMAQI
25th Jul 2025349 AMAQI
25th Jul 20253510 AMAQI
25th Jul 20253311 AMAQI
25th Jul 20253012 PMAQI
25th Jul 2025331 PMAQI
25th Jul 2025312 PMAQI
25th Jul 2025353 PMAQI
25th Jul 2025324 PMAQI
25th Jul 2025325 PMAQI
25th Jul 2025326 PMAQI
25th Jul 2025347 PMAQI
25th Jul 2025338 PMAQI
25th Jul 2025339 PMAQI
25th Jul 20253610 PMAQI
25th Jul 20253611 PMAQI
26th Jul 20253412 AMAQI
26th Jul 2025301 AMAQI
26th Jul 2025232 AMAQI
26th Jul 2025173 AMAQI
26th Jul 2025164 AMAQI
28°C24/33°C
26th Jul 2025195 AMAQI
26th Jul 2025246 AMAQI
26th Jul 2025247 AMAQI
26th Jul 2025228 AMAQI
26th Jul 2025219 AMAQI
26th Jul 20252610 AMAQI
26th Jul 20252111 AMAQI
26th Jul 20252512 PMAQI
26th Jul 2025291 PMAQI
26th Jul 2025322 PMAQI
26th Jul 2025303 PMAQI
26th Jul 2025234 PMAQI
26th Jul 2025305 PMAQI
26th Jul 2025286 PMAQI
26th Jul 2025277 PMAQI
26th Jul 2025278 PMAQI
26th Jul 2025289 PMAQI
26th Jul 20252810 PMAQI
26th Jul 20252611 PMAQI
27th Jul 20252812 AMAQI
27th Jul 2025321 AMAQI
27th Jul 2025282 AMAQI
27th Jul 2025183 AMAQI
27th Jul 2025234 AMAQI
27°C22/31°C
27th Jul 2025215 AMAQI
27th Jul 2025206 AMAQI
27th Jul 2025197 AMAQI
27th Jul 2025208 AMAQI
27th Jul 2025229 AMAQI
27th Jul 20252010 AMAQI
27th Jul 20251911 AMAQI
27th Jul 20252212 PMAQI
27th Jul 2025251 PMAQI
27th Jul 2025242 PMAQI
27th Jul 2025243 PMAQI
27th Jul 2025244 PMAQI
27th Jul 2025245 PMAQI
27th Jul 2025266 PMAQI
27th Jul 2025227 PMAQI
27th Jul 2025248 PMAQI
27th Jul 2025249 PMAQI
27th Jul 20252210 PMAQI
27th Jul 20252211 PMAQI
28th Jul 20252412 AMAQI
28th Jul 2025281 AMAQI
28th Jul 2025312 AMAQI
28th Jul 2025273 AMAQI
28th Jul 2025264 AMAQI
28°C21/33°C
28th Jul 2025285 AMAQI
28th Jul 2025286 AMAQI
28th Jul 2025287 AMAQI
28th Jul 2025298 AMAQI
28th Jul 2025289 AMAQI
28th Jul 20253010 AMAQI
28th Jul 20252911 AMAQI
28th Jul 20253412 PMAQI
28th Jul 2025371 PMAQI
28th Jul 2025342 PMAQI
28th Jul 2025333 PMAQI
28th Jul 2025324 PMAQI
28th Jul 2025325 PMAQI
28th Jul 2025326 PMAQI
28th Jul 2025297 PMAQI
28th Jul 2025328 PMAQI
28th Jul 2025349 PMAQI
28th Jul 20253310 PMAQI
28th Jul 20253511 PMAQI
29th Jul 20253912 AMAQI
29th Jul 2025381 AMAQI
29th Jul 2025382 AMAQI
29th Jul 2025373 AMAQI
29th Jul 2025384 AMAQI
28°C23/34°C
29th Jul 2025355 AMAQI
29th Jul 2025396 AMAQI
29th Jul 2025397 AMAQI
29th Jul 2025378 AMAQI
29th Jul 2025349 AMAQI
29th Jul 20253710 AMAQI
29th Jul 20253811 AMAQI
29th Jul 20254112 PMAQI
29th Jul 2025421 PMAQI
29th Jul 2025402 PMAQI
29th Jul 2025393 PMAQI
29th Jul 2025384 PMAQI
29th Jul 2025375 PMAQI
29th Jul 2025366 PMAQI
29th Jul 2025367 PMAQI
29th Jul 2025388 PMAQI
29th Jul 2025369 PMAQI
29th Jul 20253210 PMAQI
29th Jul 20253611 PMAQI
30th Jul 20253612 AMAQI
30th Jul 2025371 AMAQI
30th Jul 2025332 AMAQI
30th Jul 2025303 AMAQI
30th Jul 2025324 AMAQI
29°C24/35°C
30th Jul 2025345 AMAQI
30th Jul 2025416 AMAQI
30th Jul 2025347 AMAQI
30th Jul 2025308 AMAQI
30th Jul 2025279 AMAQI
30th Jul 20252710 AMAQI
30th Jul 20252911 AMAQI
30th Jul 20253412 PMAQI
30th Jul 2025361 PMAQI
30th Jul 2025372 PMAQI
30th Jul 2025373 PMAQI
30th Jul 2025374 PMAQI
30th Jul 2025375 PMAQI
30th Jul 2025376 PMAQI
30th Jul 2025377 PMAQI
30th Jul 2025378 PMAQI
30th Jul 2025339 PMAQI
30th Jul 20253510 PMAQI
30th Jul 20253411 PMAQI
31st Jul 20253212 AMAQI
31st Jul 2025311 AMAQI
31st Jul 2025272 AMAQI
31st Jul 2025273 AMAQI
31st Jul 2025294 AMAQI
27°C24/31°C
31st Jul 2025315 AMAQI
31st Jul 2025346 AMAQI
31st Jul 2025397 AMAQI
31st Jul 2025388 AMAQI
31st Jul 2025449 AMAQI
31st Jul 20255010 AMAQI
31st Jul 20255211 AMAQI
31st Jul 20255512 PMAQI
31st Jul 2025561 PMAQI
31st Jul 2025582 PMAQI
31st Jul 2025583 PMAQI
31st Jul 2025584 PMAQI
31st Jul 2025565 PMAQI
31st Jul 2025556 PMAQI
31st Jul 2025427 PMAQI
31st Jul 2025358 PMAQI
31st Jul 2025289 PMAQI
31st Jul 20252410 PMAQI
31st Jul 20252411 PMAQI
1st Aug 20252312 AMAQI
1st Aug 2025261 AMAQI
1st Aug 2025262 AMAQI
1st Aug 2025243 AMAQI
1st Aug 2025284 AMAQI
29°C24/34°C
1st Aug 2025285 AMAQI
1st Aug 2025306 AMAQI
1st Aug 2025297 AMAQI
1st Aug 2025288 AMAQI
1st Aug 2025319 AMAQI
1st Aug 20253610 AMAQI
1st Aug 20254011 AMAQI
1st Aug 20254912 PMAQI
1st Aug 2025491 PMAQI
1st Aug 2025522 PMAQI
1st Aug 2025543 PMAQI
1st Aug 2025544 PMAQI
1st Aug 2025545 PMAQI
1st Aug 2025496 PMAQI
1st Aug 2025347 PMAQI
1st Aug 2025368 PMAQI
1st Aug 2025429 PMAQI
1st Aug 20254410 PMAQI
1st Aug 20254411 PMAQI
2nd Aug 20253412 AMAQI
2nd Aug 2025341 AMAQI
2nd Aug 2025282 AMAQI
2nd Aug 2025283 AMAQI
2nd Aug 2025254 AMAQI
26°C23/33°C
2nd Aug 2025245 AMAQI
2nd Aug 2025256 AMAQI
2nd Aug 2025237 AMAQI
2nd Aug 2025288 AMAQI
2nd Aug 2025289 AMAQI
2nd Aug 20252910 AMAQI
2nd Aug 20253411 AMAQI
2nd Aug 20254012 PMAQI
2nd Aug 2025381 PMAQI
2nd Aug 2025422 PMAQI
2nd Aug 2025403 PMAQI
2nd Aug 2025284 PMAQI
2nd Aug 2025305 PMAQI
2nd Aug 2025396 PMAQI
2nd Aug 2025387 PMAQI
2nd Aug 2025348 PMAQI
2nd Aug 2025329 PMAQI
2nd Aug 20253610 PMAQI
2nd Aug 20253111 PMAQI
3rd Aug 20253012 AMAQI
3rd Aug 2025321 AMAQI
3rd Aug 2025282 AMAQI
3rd Aug 2025253 AMAQI
3rd Aug 2025244 AMAQI
24°C21/28°C
3rd Aug 2025215 AMAQI
3rd Aug 2025196 AMAQI
3rd Aug 2025217 AMAQI
3rd Aug 2025188 AMAQI
3rd Aug 2025189 AMAQI
3rd Aug 20251610 AMAQI
3rd Aug 20251811 AMAQI
3rd Aug 20251812 PMAQI
3rd Aug 2025161 PMAQI
3rd Aug 2025172 PMAQI
3rd Aug 2025203 PMAQI
3rd Aug 2025224 PMAQI
3rd Aug 2025245 PMAQI
3rd Aug 2025226 PMAQI
3rd Aug 2025227 PMAQI
3rd Aug 2025278 PMAQI
3rd Aug 2025329 PMAQI
3rd Aug 20253610 PMAQI
3rd Aug 20253411 PMAQI
4th Aug 20253712 AMAQI
4th Aug 2025341 AMAQI
4th Aug 2025352 AMAQI
4th Aug 2025323 AMAQI
4th Aug 2025364 AMAQI
21°C18/22°C
4th Aug 2025355 AMAQI
4th Aug 2025366 AMAQI
4th Aug 2025347 AMAQI
4th Aug 2025358 AMAQI
4th Aug 2025369 AMAQI
4th Aug 20253210 AMAQI
4th Aug 20252811 AMAQI
4th Aug 20252512 PMAQI
4th Aug 2025241 PMAQI
4th Aug 2025292 PMAQI
4th Aug 2025243 PMAQI
4th Aug 2025274 PMAQI
4th Aug 2025265 PMAQI
4th Aug 2025236 PMAQI
4th Aug 2025327 PMAQI
4th Aug 2025278 PMAQI
4th Aug 2025289 PMAQI
4th Aug 20252910 PMAQI
4th Aug 20252911 PMAQI
5th Aug 20252812 AMAQI
5th Aug 2025301 AMAQI
5th Aug 2025262 AMAQI
5th Aug 2025263 AMAQI
5th Aug 2025274 AMAQI
20°C18/23°C
5th Aug 2025235 AMAQI
5th Aug 2025256 AMAQI
5th Aug 2025287 AMAQI
5th Aug 2025268 AMAQI
5th Aug 2025299 AMAQI
5th Aug 20252710 AMAQI
5th Aug 20252411 AMAQI
5th Aug 20252412 PMAQI
5th Aug 2025211 PMAQI
5th Aug 2025222 PMAQI
5th Aug 2025213 PMAQI
5th Aug 2025214 PMAQI
5th Aug 2025205 PMAQI
5th Aug 2025226 PMAQI
5th Aug 2025247 PMAQI
5th Aug 2025248 PMAQI
5th Aug 2025239 PMAQI
5th Aug 20252610 PMAQI
5th Aug 20253111 PMAQI
6th Aug 20253212 AMAQI
6th Aug 2025281 AMAQI
6th Aug 2025242 AMAQI
6th Aug 2025223 AMAQI
6th Aug 2025224 AMAQI
20°C17/22°C
6th Aug 2025215 AMAQI
6th Aug 2025226 AMAQI
6th Aug 2025227 AMAQI
6th Aug 2025268 AMAQI
6th Aug 2025259 AMAQI
6th Aug 20252310 AMAQI
6th Aug 20252411 AMAQI
6th Aug 20252512 PMAQI
6th Aug 2025281 PMAQI
6th Aug 2025262 PMAQI
6th Aug 2025273 PMAQI
6th Aug 2025264 PMAQI
6th Aug 2025235 PMAQI
6th Aug 2025226 PMAQI
6th Aug 2025247 PMAQI
6th Aug 2025268 PMAQI
6th Aug 2025329 PMAQI
6th Aug 20253010 PMAQI
6th Aug 20253811 PMAQI
7th Aug 20253712 AMAQI
7th Aug 2025351 AMAQI
7th Aug 2025402 AMAQI
7th Aug 2025323 AMAQI
7th Aug 2025324 AMAQI
25°C20/30°C
7th Aug 2025325 AMAQI
7th Aug 2025326 AMAQI
7th Aug 2025327 AMAQI
7th Aug 2025328 AMAQI
7th Aug 2025329 AMAQI
7th Aug 20253210 AMAQI
7th Aug 20253311 AMAQI
7th Aug 20253412 PMAQI
7th Aug 2025311 PMAQI
7th Aug 2025322 PMAQI
7th Aug 2025313 PMAQI
7th Aug 2025314 PMAQI
7th Aug 2025285 PMAQI
7th Aug 2025306 PMAQI
7th Aug 2025347 PMAQI
7th Aug 2025328 PMAQI
7th Aug 2025329 PMAQI
7th Aug 20253310 PMAQI
7th Aug 20253711 PMAQI
8th Aug 20253612 AMAQI
8th Aug 2025391 AMAQI
8th Aug 2025382 AMAQI
8th Aug 2025403 AMAQI
8th Aug 2025434 AMAQI
25°C21/29°C
8th Aug 2025425 AMAQI
8th Aug 2025406 AMAQI
8th Aug 2025397 AMAQI
8th Aug 2025378 AMAQI
8th Aug 2025379 AMAQI
8th Aug 20254410 AMAQI
8th Aug 20254211 AMAQI
8th Aug 20254612 PMAQI
8th Aug 2025511 PMAQI
8th Aug 2025512 PMAQI
8th Aug 2025513 PMAQI
8th Aug 2025514 PMAQI
8th Aug 2025505 PMAQI
8th Aug 2025466 PMAQI
8th Aug 2025427 PMAQI
8th Aug 2025448 PMAQI
8th Aug 2025469 PMAQI
8th Aug 20254410 PMAQI
8th Aug 20254511 PMAQI
9th Aug 20254912 AMAQI
9th Aug 2025521 AMAQI
9th Aug 2025502 AMAQI
9th Aug 2025523 AMAQI
9th Aug 2025544 AMAQI
24°C21/29°C
9th Aug 2025535 AMAQI
9th Aug 2025556 AMAQI
9th Aug 2025567 AMAQI
9th Aug 2025578 AMAQI
9th Aug 2025619 AMAQI
9th Aug 20255910 AMAQI
9th Aug 20255911 AMAQI
9th Aug 20256112 PMAQI
9th Aug 2025601 PMAQI
9th Aug 2025622 PMAQI
9th Aug 2025603 PMAQI
9th Aug 2025584 PMAQI
9th Aug 2025565 PMAQI
9th Aug 2025576 PMAQI
9th Aug 2025577 PMAQI
9th Aug 2025568 PMAQI
9th Aug 2025559 PMAQI
9th Aug 20255510 PMAQI
9th Aug 20255511 PMAQI
10th Aug 20255412 AMAQI
10th Aug 2025531 AMAQI
10th Aug 2025532 AMAQI
10th Aug 2025543 AMAQI
10th Aug 2025524 AMAQI
26°C22/31°C
10th Aug 2025535 AMAQI
10th Aug 2025526 AMAQI
10th Aug 2025537 AMAQI
10th Aug 2025528 AMAQI
10th Aug 2025549 AMAQI
10th Aug 20255410 AMAQI
10th Aug 20255311 AMAQI
10th Aug 20255212 PMAQI
10th Aug 2025451 PMAQI
10th Aug 2025482 PMAQI
10th Aug 2025453 PMAQI
10th Aug 2025484 PMAQI
10th Aug 2025465 PMAQI
10th Aug 2025426 PMAQI
10th Aug 2025507 PMAQI
10th Aug 2025498 PMAQI
10th Aug 2025389 PMAQI
10th Aug 20253710 PMAQI
10th Aug 20253711 PMAQI
11th Aug 20253612 AMAQI
11th Aug 2025291 AMAQI
11th Aug 2025282 AMAQI
11th Aug 2025263 AMAQI
11th Aug 2025274 AMAQI
26°C22/30°C
11th Aug 2025265 AMAQI
5 AM11th Aug 2025256 AMAQI
11th Aug 2025207 AMAQI
11th Aug 2025208 AMAQI
11th Aug 2025219 AMAQI
11th Aug 20251910 AMAQI
11th Aug 20252011 AMAQI
11th Aug 20252212 PMAQI
12 PM11th Aug 2025261 PMAQI
7 PM
12 AM
4 AM
--°C/°C
Day time
Avg. Highest Time
12 PM - 7 PM
38AQI
8 hours / Day
240 hours / Month
Avg. Lowest Time
5 AM - 10 AM
34AQI
6 hours / Day
180 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 PM to 7 PM (Avg. 38), while the lowest AQI was between 5 AM to 10 AM (Avg. 34).
Night time
Avg. Highest Time
12 AM - 2 AM
35AQI
3 hours / Day
90 hours / Month
Avg. Lowest Time
3 AM - 4 AM
33AQI
2 hours / Day
60 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 2 AM (Avg. 35), while the lowest AQI was between 3 AM to 4 AM (Avg. 33).
2025 Days Vs Air Quality
Sand Mountain Research Extension Center, Crossville, Alabama, United States
2025
83%
114
17%
23
Total number of days with different AQI categories in last 223 days in 2025 (142 days remaining)
Good
114 DaysModerate
23 DaysPoor
0 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 83%
Health Risk Level:
Low
In 2025, 83% of 223 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
Sand Mountain Research Extension Center, Crossville, Alabama, 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 March 2025
35AQI
35AQI
2nd March 2025
66AQI
66AQI
3rd March 2025
62AQI
62AQI
4th March 2025
49AQI
49AQI
5th March 2025
24AQI
24AQI
1st April 2025
20AQI
20AQI
2nd April 2025
37AQI
37AQI
3rd April 2025
34AQI
34AQI
4th April 2025
44AQI
44AQI
5th April 2025
41AQI
41AQI
6th April 2025
21AQI
21AQI
7th April 2025
14AQI
14AQI
8th April 2025
27AQI
27AQI
9th April 2025
19AQI
19AQI
10th April 2025
43AQI
43AQI
11th April 2025
31AQI
31AQI
12th April 2025
31AQI
31AQI
13th April 2025
28AQI
28AQI
14th April 2025
48AQI
48AQI
15th April 2025
35AQI
35AQI
16th April 2025
24AQI
24AQI
17th April 2025
45AQI
45AQI
18th April 2025
59AQI
59AQI
19th April 2025
55AQI
55AQI
20th April 2025
54AQI
54AQI
21st April 2025
52AQI
52AQI
22nd April 2025
37AQI
37AQI
23rd April 2025
32AQI
32AQI
24th April 2025
39AQI
39AQI
25th April 2025
47AQI
47AQI
26th April 2025
30AQI
30AQI
27th April 2025
32AQI
32AQI
28th April 2025
39AQI
39AQI
29th April 2025
50AQI
50AQI
30th April 2025
53AQI
53AQI
1st May 2025
49AQI
49AQI
2nd May 2025
37AQI
37AQI
3rd May 2025
20AQI
20AQI
4th May 2025
19AQI
19AQI
5th May 2025
23AQI
23AQI
6th May 2025
30AQI
30AQI
7th May 2025
37AQI
37AQI
8th May 2025
45AQI
45AQI
9th May 2025
32AQI
32AQI
10th May 2025
26AQI
26AQI
11th May 2025
22AQI
22AQI
12th May 2025
19AQI
19AQI
13th May 2025
24AQI
24AQI
14th May 2025
35AQI
35AQI
15th May 2025
45AQI
45AQI
16th May 2025
50AQI
50AQI
17th May 2025
39AQI
39AQI
18th May 2025
41AQI
41AQI
19th May 2025
38AQI
38AQI
20th May 2025
44AQI
44AQI
21st May 2025
27AQI
27AQI
22nd May 2025
24AQI
24AQI
23rd May 2025
24AQI
24AQI
24th May 2025
29AQI
29AQI
25th May 2025
33AQI
33AQI
26th May 2025
23AQI
23AQI
27th May 2025
17AQI
17AQI
28th May 2025
19AQI
19AQI
29th May 2025
26AQI
26AQI
30th May 2025
21AQI
21AQI
31st May 2025
34AQI
34AQI
1st June 2025
53AQI
53AQI
2nd June 2025
55AQI
55AQI
3rd June 2025
61AQI
61AQI
4th June 2025
65AQI
65AQI
5th June 2025
52AQI
52AQI
6th June 2025
47AQI
47AQI
7th June 2025
44AQI
44AQI
8th June 2025
28AQI
28AQI
9th June 2025
33AQI
33AQI
10th June 2025
34AQI
34AQI
11th June 2025
51AQI
51AQI
12th June 2025
52AQI
52AQI
13th June 2025
31AQI
31AQI
14th June 2025
27AQI
27AQI
15th June 2025
30AQI
30AQI
16th June 2025
34AQI
34AQI
17th June 2025
26AQI
26AQI
18th June 2025
29AQI
29AQI
19th June 2025
23AQI
23AQI
20th June 2025
31AQI
31AQI
21st June 2025
32AQI
32AQI
22nd June 2025
37AQI
37AQI
23rd June 2025
52AQI
52AQI
24th June 2025
57AQI
57AQI
25th June 2025
58AQI
58AQI
26th June 2025
45AQI
45AQI
27th June 2025
48AQI
48AQI
28th June 2025
31AQI
31AQI
29th June 2025
33AQI
33AQI
30th June 2025
34AQI
34AQI
1st July 2025
34AQI
34AQI
2nd July 2025
27AQI
27AQI
3rd July 2025
38AQI
38AQI
4th July 2025
49AQI
49AQI
5th July 2025
60AQI
60AQI
6th July 2025
53AQI
53AQI
7th July 2025
55AQI
55AQI
8th July 2025
57AQI
57AQI
9th July 2025
51AQI
51AQI
10th July 2025
33AQI
33AQI
11th July 2025
33AQI
33AQI
12th July 2025
42AQI
42AQI
13th July 2025
46AQI
46AQI
14th July 2025
29AQI
29AQI
15th July 2025
33AQI
33AQI
16th July 2025
35AQI
35AQI
17th July 2025
31AQI
31AQI
18th July 2025
24AQI
24AQI
19th July 2025
33AQI
33AQI
20th July 2025
44AQI
44AQI
21st July 2025
46AQI
46AQI
22nd July 2025
38AQI
38AQI
23rd July 2025
38AQI
38AQI
24th July 2025
49AQI
49AQI
25th July 2025
34AQI
34AQI
26th July 2025
25AQI
25AQI
27th July 2025
23AQI
23AQI
28th July 2025
31AQI
31AQI
29th July 2025
37AQI
37AQI
30th July 2025
34AQI
34AQI
31st July 2025
39AQI
39AQI
1st August 2025
37AQI
37AQI
2nd August 2025
32AQI
32AQI
3rd August 2025
24AQI
24AQI
4th August 2025
31AQI
31AQI
5th August 2025
25AQI
25AQI
6th August 2025
26AQI
26AQI
7th August 2025
33AQI
33AQI
8th August 2025
43AQI
43AQI
9th August 2025
56AQI
56AQI
10th August 2025
50AQI
50AQI
47AQI
37AQI
31AQI
41AQI
39AQI
36AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202537AQI
3
2
25
5
31
20
10
26
5
9
1
114
23
Highest AQI recorded in
March47AQI
Lowest AQI recorded in
May31AQI
Most & Least Polluted Years Over the Last 1 Years
Most Polluted Year Recorded
2025(Avg.)
37AQILeast Polluted Year Recorded
2025(Avg.)
37AQISand Mountain Research Extension Center's annual 2025 AQI (37) shows an average percentage change of NaN% (improved AQI) compared to previous years: .
