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HistoryAQIPM₂.₅PM₁₀COSO₂NO₂O₃

Knoxville, Tennessee, 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

Knoxville, Tennessee, United States

2022
2023
2024
2025
2026
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
23rd Aug 2023
68AQI
Lowest AQI recorded on
10th Aug 2023
18AQI

Same Day Analysis (17th August):
On this day, AQI across the 5 years varied significantly: 2026 ranks 1st highest AQI at 51 of Moderate air quality on the same day.

Day & Night AQI Trend: 17th Aug - 18th Aug 2026

Knoxville, Tennessee, United States

AQI
Day
Night
.

6 AM17th Aug 2026

8 PM

5 AM18th Aug 2026

Day time
Avg. Highest Time
6AM17th Aug

60AQI

Avg. Lowest Time
8PM17th Aug

29AQI

Night time
Avg. Highest Time
10PM17th Aug

37AQI

Avg. Lowest Time
5AM18th Aug

24AQI

In the last 24 hours,

Knoxville's AQI reached its highest point of 60 at 6 AM during the Day, while the lowest point, 24, was recorded at 5 AM during the Night between 17th Aug and 18th Aug 2026.

Day & Night AQI Trend : Jul - Aug 2026

Knoxville, Tennessee, United States

JulAug
20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 31st31st - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th - 06th06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th
Day
Night
20th Jul 2026406 AMAQI
20th Jul 2026317 AMAQI
20th Jul 2026338 AMAQI
20th Jul 2026349 AMAQI
20th Jul 20264110 AMAQI
20th Jul 20263811 AMAQI
20th Jul 20264812 PMAQI
20th Jul 2026411 PMAQI
20th Jul 2026442 PMAQI
20th Jul 2026423 PMAQI
20th Jul 2026444 PMAQI
20th Jul 2026425 PMAQI
20th Jul 2026446 PMAQI
20th Jul 2026447 PMAQI
20th Jul 2026468 PMAQI
20th Jul 2026429 PMAQI
20th Jul 20264310 PMAQI
21st Jul 20264412 AMAQI
21st Jul 2026441 AMAQI
21st Jul 2026462 AMAQI
21st Jul 2026443 AMAQI
21st Jul 2026464 AMAQI
21st Jul 2026475 AMAQI

28°C22/36°C

21st Jul 2026446 AMAQI
21st Jul 2026457 AMAQI
21st Jul 2026428 AMAQI
21st Jul 2026429 AMAQI
21st Jul 20264610 AMAQI
21st Jul 20264211 AMAQI
21st Jul 20264212 PMAQI
21st Jul 2026471 PMAQI
21st Jul 2026332 PMAQI
21st Jul 2026323 PMAQI
21st Jul 2026314 PMAQI
21st Jul 2026265 PMAQI
21st Jul 2026286 PMAQI
21st Jul 2026267 PMAQI
21st Jul 2026328 PMAQI
21st Jul 2026299 PMAQI
21st Jul 20262310 PMAQI
21st Jul 20262411 PMAQI
22nd Jul 20262412 AMAQI
22nd Jul 2026241 AMAQI
22nd Jul 2026242 AMAQI
22nd Jul 2026243 AMAQI
22nd Jul 2026294 AMAQI
22nd Jul 2026245 AMAQI

29°C24/38°C

22nd Jul 2026236 AMAQI
22nd Jul 2026267 AMAQI
22nd Jul 2026238 AMAQI
22nd Jul 2026249 AMAQI
22nd Jul 20263010 AMAQI
22nd Jul 20264611 AMAQI
22nd Jul 20262812 PMAQI
22nd Jul 2026401 PMAQI
22nd Jul 2026402 PMAQI
22nd Jul 2026453 PMAQI
22nd Jul 2026604 PMAQI
22nd Jul 2026425 PMAQI
22nd Jul 2026306 PMAQI
22nd Jul 2026257 PMAQI
22nd Jul 2026318 PMAQI
22nd Jul 2026369 PMAQI
22nd Jul 20262710 PMAQI
22nd Jul 20262611 PMAQI
23rd Jul 20262212 AMAQI
23rd Jul 2026251 AMAQI
23rd Jul 2026242 AMAQI
23rd Jul 2026223 AMAQI
23rd Jul 2026304 AMAQI
23rd Jul 2026395 AMAQI

25°C24/28°C

23rd Jul 2026406 AMAQI
23rd Jul 2026387 AMAQI
23rd Jul 2026398 AMAQI
23rd Jul 2026389 AMAQI
23rd Jul 20263310 AMAQI
23rd Jul 20262611 AMAQI
23rd Jul 20263412 PMAQI
23rd Jul 2026391 PMAQI
23rd Jul 2026392 PMAQI
23rd Jul 2026403 PMAQI
23rd Jul 2026404 PMAQI
23rd Jul 2026435 PMAQI
23rd Jul 2026436 PMAQI
23rd Jul 2026387 PMAQI
23rd Jul 2026408 PMAQI
23rd Jul 2026389 PMAQI
23rd Jul 20263910 PMAQI
23rd Jul 20263911 PMAQI
24th Jul 20264012 AMAQI
24th Jul 2026441 AMAQI
24th Jul 2026462 AMAQI
24th Jul 2026463 AMAQI
24th Jul 2026474 AMAQI
24th Jul 2026485 AMAQI

25°C21/31°C

24th Jul 2026466 AMAQI
24th Jul 2026467 AMAQI
24th Jul 2026478 AMAQI
24th Jul 2026469 AMAQI
24th Jul 20265010 AMAQI
24th Jul 20264311 AMAQI
24th Jul 20264412 PMAQI
24th Jul 2026461 PMAQI
24th Jul 2026442 PMAQI
24th Jul 2026463 PMAQI
24th Jul 2026464 PMAQI
24th Jul 2026445 PMAQI
24th Jul 2026446 PMAQI
24th Jul 2026447 PMAQI
24th Jul 2026468 PMAQI
24th Jul 2026419 PMAQI
24th Jul 20264210 PMAQI
24th Jul 20264111 PMAQI
25th Jul 20264212 AMAQI
25th Jul 2026411 AMAQI
25th Jul 2026412 AMAQI
25th Jul 2026383 AMAQI
25th Jul 2026264 AMAQI
25th Jul 2026375 AMAQI

26°C22/33°C

25th Jul 2026346 AMAQI
25th Jul 2026407 AMAQI
25th Jul 2026388 AMAQI
25th Jul 2026359 AMAQI
25th Jul 20264010 AMAQI
25th Jul 20264011 AMAQI
25th Jul 20264212 PMAQI
25th Jul 2026441 PMAQI
25th Jul 2026442 PMAQI
25th Jul 2026423 PMAQI
25th Jul 2026424 PMAQI
25th Jul 2026415 PMAQI
25th Jul 2026416 PMAQI
25th Jul 2026417 PMAQI
25th Jul 2026428 PMAQI
25th Jul 2026419 PMAQI
25th Jul 20264010 PMAQI
25th Jul 20264011 PMAQI
26th Jul 20264212 AMAQI
26th Jul 2026491 AMAQI
26th Jul 2026502 AMAQI
26th Jul 2026443 AMAQI
26th Jul 2026364 AMAQI
26th Jul 2026485 AMAQI

25°C21/31°C

26th Jul 2026506 AMAQI
26th Jul 2026487 AMAQI
26th Jul 2026468 AMAQI
26th Jul 2026469 AMAQI
26th Jul 20264610 AMAQI
26th Jul 20264811 AMAQI
26th Jul 20264212 PMAQI
26th Jul 2026421 PMAQI
26th Jul 2026392 PMAQI
26th Jul 2026323 PMAQI
26th Jul 2026364 PMAQI
26th Jul 2026295 PMAQI
26th Jul 2026286 PMAQI
26th Jul 2026287 PMAQI
26th Jul 2026398 PMAQI
26th Jul 2026469 PMAQI
26th Jul 20263010 PMAQI
26th Jul 20263211 PMAQI
27th Jul 20263812 AMAQI
27th Jul 2026401 AMAQI
27th Jul 2026422 AMAQI
27th Jul 2026423 AMAQI
27th Jul 2026424 AMAQI
27th Jul 2026405 AMAQI

27°C23/34°C

27th Jul 2026406 AMAQI
27th Jul 2026427 AMAQI
27th Jul 2026428 AMAQI
27th Jul 2026389 AMAQI
27th Jul 20264010 AMAQI
27th Jul 20264311 AMAQI
27th Jul 20264612 PMAQI
27th Jul 2026401 PMAQI
27th Jul 2026232 PMAQI
27th Jul 2026443 PMAQI
27th Jul 2026444 PMAQI
27th Jul 2026445 PMAQI
27th Jul 2026466 PMAQI
27th Jul 2026457 PMAQI
27th Jul 2026468 PMAQI
27th Jul 2026479 PMAQI
27th Jul 20264910 PMAQI
27th Jul 20264811 PMAQI
28th Jul 20264812 AMAQI
28th Jul 2026481 AMAQI
28th Jul 2026492 AMAQI
28th Jul 2026503 AMAQI
28th Jul 2026504 AMAQI
28th Jul 2026455 AMAQI

28°C23/35°C

28th Jul 2026486 AMAQI
28th Jul 2026487 AMAQI
28th Jul 2026488 AMAQI
28th Jul 2026469 AMAQI
28th Jul 20264610 AMAQI
28th Jul 20264411 AMAQI
28th Jul 20264612 PMAQI
28th Jul 2026471 PMAQI
28th Jul 2026472 PMAQI
28th Jul 2026503 PMAQI
28th Jul 2026524 PMAQI
28th Jul 2026535 PMAQI
28th Jul 2026536 PMAQI
28th Jul 2026537 PMAQI
28th Jul 2026538 PMAQI
28th Jul 2026529 PMAQI
28th Jul 20265310 PMAQI
28th Jul 20265211 PMAQI
29th Jul 20265312 AMAQI
29th Jul 2026531 AMAQI
29th Jul 2026522 AMAQI
29th Jul 2026523 AMAQI
29th Jul 2026534 AMAQI
29th Jul 2026525 AMAQI

29°C23/38°C

29th Jul 2026526 AMAQI
29th Jul 2026537 AMAQI
29th Jul 2026518 AMAQI
29th Jul 2026509 AMAQI
29th Jul 20265210 AMAQI
29th Jul 20264811 AMAQI
29th Jul 20264612 PMAQI
29th Jul 2026461 PMAQI
29th Jul 2026432 PMAQI
29th Jul 2026493 PMAQI
29th Jul 2026544 PMAQI
29th Jul 2026605 PMAQI
29th Jul 2026616 PMAQI
29th Jul 2026637 PMAQI
29th Jul 2026628 PMAQI
29th Jul 2026599 PMAQI
29th Jul 20265610 PMAQI
29th Jul 20265611 PMAQI
30th Jul 20265512 AMAQI
30th Jul 2026511 AMAQI
30th Jul 2026482 AMAQI
30th Jul 2026443 AMAQI
30th Jul 2026424 AMAQI
30th Jul 2026465 AMAQI

27°C21/33°C

30th Jul 2026466 AMAQI
30th Jul 2026347 AMAQI
30th Jul 2026348 AMAQI
30th Jul 2026279 AMAQI
30th Jul 20262610 AMAQI
30th Jul 20262611 AMAQI
30th Jul 20263112 PMAQI
30th Jul 2026431 PMAQI
30th Jul 2026262 PMAQI
30th Jul 2026253 PMAQI
30th Jul 2026284 PMAQI
30th Jul 2026445 PMAQI
30th Jul 2026406 PMAQI
30th Jul 2026307 PMAQI
30th Jul 2026328 PMAQI
30th Jul 2026259 PMAQI
30th Jul 20262410 PMAQI
30th Jul 20263211 PMAQI
31st Jul 20263912 AMAQI
31st Jul 2026321 AMAQI
31st Jul 2026252 AMAQI
31st Jul 2026303 AMAQI
31st Jul 2026254 AMAQI
31st Jul 2026265 AMAQI

24°C17/32°C

31st Jul 2026316 AMAQI
31st Jul 2026347 AMAQI
31st Jul 2026368 AMAQI
31st Jul 2026469 AMAQI
31st Jul 20263510 AMAQI
31st Jul 20264511 AMAQI
31st Jul 20264012 PMAQI
31st Jul 2026431 PMAQI
31st Jul 2026412 PMAQI
31st Jul 2026483 PMAQI
31st Jul 2026524 PMAQI
31st Jul 2026515 PMAQI
31st Jul 2026526 PMAQI
31st Jul 2026497 PMAQI
31st Jul 2026488 PMAQI
31st Jul 2026479 PMAQI
31st Jul 20264810 PMAQI
31st Jul 20265211 PMAQI
1st Aug 20265212 AMAQI
1st Aug 2026521 AMAQI
1st Aug 2026532 AMAQI
1st Aug 2026533 AMAQI
1st Aug 2026524 AMAQI
1st Aug 2026525 AMAQI

25°C17/35°C

1st Aug 2026546 AMAQI
1st Aug 2026547 AMAQI
1st Aug 2026548 AMAQI
1st Aug 2026549 AMAQI
1st Aug 20265310 AMAQI
1st Aug 20265211 AMAQI
1st Aug 20265212 PMAQI
1st Aug 2026541 PMAQI
1st Aug 2026552 PMAQI
1st Aug 2026543 PMAQI
1st Aug 2026534 PMAQI
1st Aug 2026535 PMAQI
1st Aug 2026526 PMAQI
1st Aug 2026537 PMAQI
1st Aug 2026548 PMAQI
1st Aug 2026549 PMAQI
1st Aug 20265210 PMAQI
1st Aug 20265211 PMAQI
2nd Aug 20265412 AMAQI
2nd Aug 2026441 AMAQI
2nd Aug 2026442 AMAQI
2nd Aug 2026463 AMAQI
2nd Aug 2026404 AMAQI
2nd Aug 2026375 AMAQI

24°C20/31°C

2nd Aug 2026296 AMAQI
2nd Aug 2026317 AMAQI
2nd Aug 2026278 AMAQI
2nd Aug 2026269 AMAQI
2nd Aug 20263810 AMAQI
2nd Aug 20262811 AMAQI
2nd Aug 20264412 PMAQI
2nd Aug 2026361 PMAQI
2nd Aug 2026462 PMAQI
2nd Aug 2026463 PMAQI
2nd Aug 2026354 PMAQI
2nd Aug 2026355 PMAQI
2nd Aug 2026316 PMAQI
2nd Aug 2026427 PMAQI
2nd Aug 2026388 PMAQI
2nd Aug 2026289 PMAQI
2nd Aug 20264210 PMAQI
2nd Aug 20262511 PMAQI
3rd Aug 20264412 AMAQI
3rd Aug 2026251 AMAQI
3rd Aug 2026222 AMAQI
3rd Aug 2026243 AMAQI
3rd Aug 2026254 AMAQI
3rd Aug 2026415 AMAQI

25°C22/31°C

3rd Aug 2026426 AMAQI
3rd Aug 2026607 AMAQI
3rd Aug 2026418 AMAQI
3rd Aug 2026649 AMAQI
3rd Aug 20266210 AMAQI
3rd Aug 20265711 AMAQI
3rd Aug 20264012 PMAQI
3rd Aug 2026421 PMAQI
3rd Aug 2026362 PMAQI
3rd Aug 2026363 PMAQI
3rd Aug 2026364 PMAQI
3rd Aug 2026365 PMAQI
3rd Aug 2026586 PMAQI
3rd Aug 2026917 PMAQI
3rd Aug 2026528 PMAQI
3rd Aug 2026349 PMAQI
3rd Aug 20264010 PMAQI
3rd Aug 20263211 PMAQI
4th Aug 20264212 AMAQI
4th Aug 2026321 AMAQI
4th Aug 2026372 AMAQI
4th Aug 2026353 AMAQI
4th Aug 2026364 AMAQI
4th Aug 2026475 AMAQI

24°C21/30°C

4th Aug 2026266 AMAQI
4th Aug 2026377 AMAQI
4th Aug 2026428 AMAQI
4th Aug 2026289 AMAQI
4th Aug 20263710 AMAQI
4th Aug 20262911 AMAQI
4th Aug 20265012 PMAQI
4th Aug 2026291 PMAQI
4th Aug 2026382 PMAQI
4th Aug 2026313 PMAQI
4th Aug 2026254 PMAQI
4th Aug 2026465 PMAQI
4th Aug 2026246 PMAQI
4th Aug 2026257 PMAQI
4th Aug 2026588 PMAQI
4th Aug 2026299 PMAQI
4th Aug 20263810 PMAQI
4th Aug 20265011 PMAQI
5th Aug 20263312 AMAQI
5th Aug 2026381 AMAQI
5th Aug 2026342 AMAQI
5th Aug 2026303 AMAQI
5th Aug 2026244 AMAQI
5th Aug 2026305 AMAQI

26°C21/34°C

5th Aug 2026456 AMAQI
5th Aug 2026417 AMAQI
5th Aug 2026268 AMAQI
5th Aug 2026309 AMAQI
5th Aug 20264210 AMAQI
5th Aug 20262811 AMAQI
5th Aug 20264612 PMAQI
5th Aug 2026311 PMAQI
5th Aug 2026462 PMAQI
5th Aug 2026543 PMAQI
5th Aug 2026244 PMAQI
5th Aug 2026325 PMAQI
5th Aug 2026286 PMAQI
5th Aug 2026307 PMAQI
5th Aug 2026368 PMAQI
5th Aug 2026329 PMAQI
5th Aug 20262710 PMAQI
5th Aug 20263811 PMAQI
6th Aug 20264612 AMAQI
6th Aug 2026421 AMAQI
6th Aug 2026292 AMAQI
6th Aug 2026333 AMAQI
6th Aug 2026384 AMAQI
6th Aug 2026385 AMAQI

26°C19/34°C

6th Aug 2026306 AMAQI
6th Aug 2026317 AMAQI
6th Aug 2026628 AMAQI
6th Aug 2026289 AMAQI
6th Aug 20263610 AMAQI
6th Aug 20263211 AMAQI
6th Aug 20263412 PMAQI
6th Aug 2026341 PMAQI
6th Aug 2026422 PMAQI
6th Aug 2026223 PMAQI
6th Aug 2026374 PMAQI
6th Aug 2026365 PMAQI
6th Aug 2026366 PMAQI
6th Aug 2026247 PMAQI
6th Aug 2026448 PMAQI
6th Aug 2026409 PMAQI
6th Aug 20264610 PMAQI
6th Aug 20264611 PMAQI
7th Aug 20263712 AMAQI
7th Aug 2026331 AMAQI
7th Aug 2026292 AMAQI
7th Aug 2026303 AMAQI
7th Aug 2026294 AMAQI
7th Aug 2026235 AMAQI

26°C20/34°C

7th Aug 2026506 AMAQI
7th Aug 2026387 AMAQI
7th Aug 2026268 AMAQI
7th Aug 2026379 AMAQI
7th Aug 20263510 AMAQI
7th Aug 20262611 AMAQI
7th Aug 20262812 PMAQI
7th Aug 2026241 PMAQI
7th Aug 2026252 PMAQI
7th Aug 2026243 PMAQI
7th Aug 2026404 PMAQI
7th Aug 2026435 PMAQI
7th Aug 2026376 PMAQI
7th Aug 2026317 PMAQI
7th Aug 2026298 PMAQI
7th Aug 2026359 PMAQI
7th Aug 20262810 PMAQI
7th Aug 20262511 PMAQI
8th Aug 20262512 AMAQI
8th Aug 2026261 AMAQI
8th Aug 2026392 AMAQI
8th Aug 2026243 AMAQI
8th Aug 2026294 AMAQI
8th Aug 2026265 AMAQI

27°C21/36°C

8th Aug 2026256 AMAQI
8th Aug 2026247 AMAQI
8th Aug 2026258 AMAQI
8th Aug 2026249 AMAQI
8th Aug 20262410 AMAQI
8th Aug 20262211 AMAQI
8th Aug 20262212 PMAQI
8th Aug 2026231 PMAQI
8th Aug 2026242 PMAQI
8th Aug 2026403 PMAQI
8th Aug 2026264 PMAQI
8th Aug 2026265 PMAQI
8th Aug 2026406 PMAQI
8th Aug 2026387 PMAQI
8th Aug 2026268 PMAQI
8th Aug 2026309 PMAQI
8th Aug 20262610 PMAQI
8th Aug 20262211 PMAQI
9th Aug 20262812 AMAQI
9th Aug 2026281 AMAQI
9th Aug 2026242 AMAQI
9th Aug 2026253 AMAQI
9th Aug 2026324 AMAQI
9th Aug 2026305 AMAQI

26°C20/33°C

9th Aug 2026396 AMAQI
9th Aug 2026327 AMAQI
9th Aug 2026348 AMAQI
9th Aug 2026369 AMAQI
9th Aug 20263610 AMAQI
9th Aug 20263011 AMAQI
9th Aug 20262612 PMAQI
9th Aug 2026271 PMAQI
9th Aug 2026252 PMAQI
9th Aug 2026273 PMAQI
9th Aug 2026264 PMAQI
9th Aug 2026245 PMAQI
9th Aug 2026266 PMAQI
9th Aug 2026237 PMAQI
9th Aug 2026278 PMAQI
9th Aug 2026379 PMAQI
9th Aug 20265010 PMAQI
9th Aug 20263411 PMAQI
10th Aug 20262412 AMAQI
10th Aug 2026261 AMAQI
10th Aug 2026322 AMAQI
10th Aug 2026293 AMAQI
10th Aug 2026274 AMAQI
10th Aug 2026325 AMAQI

26°C21/34°C

10th Aug 2026336 AMAQI
10th Aug 2026387 AMAQI
10th Aug 2026328 AMAQI
10th Aug 2026339 AMAQI
10th Aug 20264810 AMAQI
10th Aug 20263011 AMAQI
10th Aug 20262912 PMAQI
10th Aug 2026331 PMAQI
10th Aug 2026222 PMAQI
10th Aug 2026243 PMAQI
10th Aug 2026244 PMAQI
10th Aug 2026245 PMAQI
10th Aug 2026246 PMAQI
10th Aug 2026257 PMAQI
10th Aug 2026288 PMAQI
10th Aug 2026259 PMAQI
10th Aug 20262610 PMAQI
10th Aug 20262411 PMAQI
11th Aug 20262412 AMAQI
11th Aug 2026251 AMAQI
11th Aug 2026252 AMAQI
11th Aug 2026223 AMAQI
11th Aug 2026244 AMAQI
11th Aug 2026265 AMAQI

27°C21/37°C

11th Aug 2026286 AMAQI
11th Aug 2026367 AMAQI
11th Aug 2026278 AMAQI
11th Aug 2026269 AMAQI
11th Aug 20264510 AMAQI
11th Aug 20264211 AMAQI
11th Aug 20264412 PMAQI
11th Aug 2026421 PMAQI
11th Aug 2026442 PMAQI
11th Aug 2026453 PMAQI
11th Aug 2026454 PMAQI
11th Aug 2026445 PMAQI
11th Aug 2026456 PMAQI
11th Aug 2026447 PMAQI
11th Aug 2026458 PMAQI
11th Aug 2026449 PMAQI
11th Aug 20264310 PMAQI
11th Aug 20264011 PMAQI
12th Aug 20263612 AMAQI
12th Aug 2026321 AMAQI
12th Aug 2026322 AMAQI
12th Aug 2026313 AMAQI
12th Aug 2026394 AMAQI
12th Aug 2026285 AMAQI

28°C22/35°C

12th Aug 2026256 AMAQI
12th Aug 2026397 AMAQI
12th Aug 2026238 AMAQI
12th Aug 2026309 AMAQI
12th Aug 20263610 AMAQI
12th Aug 20262411 AMAQI
12th Aug 20262712 PMAQI
12th Aug 2026611 PMAQI
12th Aug 2026662 PMAQI
12th Aug 2026443 PMAQI
12th Aug 2026244 PMAQI
12th Aug 2026295 PMAQI
12th Aug 2026276 PMAQI
12th Aug 2026257 PMAQI
12th Aug 2026228 PMAQI
12th Aug 2026259 PMAQI
12th Aug 20262210 PMAQI
12th Aug 20262411 PMAQI
13th Aug 20262112 AMAQI
13th Aug 2026241 AMAQI
13th Aug 2026212 AMAQI
13th Aug 2026263 AMAQI
13th Aug 2026284 AMAQI
13th Aug 2026375 AMAQI

26°C21/33°C

13th Aug 2026406 AMAQI
13th Aug 2026407 AMAQI
13th Aug 2026408 AMAQI
13th Aug 2026429 AMAQI
13th Aug 20264410 AMAQI
13th Aug 20265011 AMAQI
13th Aug 20265112 PMAQI
13th Aug 2026501 PMAQI
13th Aug 2026482 PMAQI
13th Aug 2026453 PMAQI
13th Aug 2026464 PMAQI
13th Aug 2026485 PMAQI
13th Aug 2026466 PMAQI
13th Aug 2026447 PMAQI
13th Aug 2026328 PMAQI
13th Aug 2026469 PMAQI
13th Aug 20262410 PMAQI
13th Aug 20262811 PMAQI
14th Aug 20262412 AMAQI
14th Aug 2026291 AMAQI
14th Aug 2026292 AMAQI
14th Aug 2026403 AMAQI
14th Aug 2026334 AMAQI
14th Aug 2026245 AMAQI

29°C23/37°C

14th Aug 2026266 AMAQI
14th Aug 2026387 AMAQI
14th Aug 2026308 AMAQI
14th Aug 2026269 AMAQI
14th Aug 20264110 AMAQI
14th Aug 20264211 AMAQI
14th Aug 20264212 PMAQI
14th Aug 2026401 PMAQI
14th Aug 2026442 PMAQI
14th Aug 2026443 PMAQI
14th Aug 2026294 PMAQI
14th Aug 2026255 PMAQI
14th Aug 2026256 PMAQI
14th Aug 2026287 PMAQI
14th Aug 2026268 PMAQI
14th Aug 2026329 PMAQI
14th Aug 20262610 PMAQI
14th Aug 20262611 PMAQI
15th Aug 20263612 AMAQI
15th Aug 2026241 AMAQI
15th Aug 2026282 AMAQI
15th Aug 2026303 AMAQI
15th Aug 2026384 AMAQI
15th Aug 2026395 AMAQI

28°C23/35°C

15th Aug 2026266 AMAQI
15th Aug 2026247 AMAQI
15th Aug 2026288 AMAQI
15th Aug 2026259 AMAQI
15th Aug 20263010 AMAQI
15th Aug 20262811 AMAQI
15th Aug 20263812 PMAQI
15th Aug 2026421 PMAQI
15th Aug 2026442 PMAQI
15th Aug 2026443 PMAQI
15th Aug 2026434 PMAQI
15th Aug 2026435 PMAQI
15th Aug 2026446 PMAQI
15th Aug 2026447 PMAQI
15th Aug 2026448 PMAQI
15th Aug 2026429 PMAQI
15th Aug 20264310 PMAQI
15th Aug 20264611 PMAQI
16th Aug 20264612 AMAQI
16th Aug 2026441 AMAQI
16th Aug 2026442 AMAQI
16th Aug 2026423 AMAQI
16th Aug 2026464 AMAQI
16th Aug 2026405 AMAQI

28°C23/36°C

16th Aug 2026396 AMAQI
16th Aug 2026407 AMAQI
16th Aug 2026418 AMAQI
16th Aug 2026399 AMAQI
16th Aug 20264210 AMAQI
16th Aug 20264011 AMAQI
16th Aug 20264212 PMAQI
16th Aug 2026531 PMAQI
16th Aug 2026612 PMAQI
16th Aug 2026653 PMAQI
16th Aug 2026674 PMAQI
16th Aug 2026645 PMAQI
16th Aug 2026656 PMAQI
16th Aug 2026627 PMAQI
16th Aug 2026638 PMAQI
16th Aug 2026609 PMAQI
16th Aug 20266010 PMAQI
16th Aug 20266011 PMAQI
17th Aug 20266112 AMAQI
17th Aug 2026591 AMAQI
17th Aug 2026592 AMAQI
17th Aug 2026603 AMAQI
17th Aug 2026604 AMAQI
17th Aug 2026605 AMAQI

29°C22/37°C

17th Aug 2026606 AMAQI
17th Aug 2026577 AMAQI
17th Aug 2026568 AMAQI
17th Aug 2026569 AMAQI
17th Aug 20265810 AMAQI
17th Aug 20265611 AMAQI
17th Aug 20265412 PMAQI
17th Aug 2026551 PMAQI
17th Aug 2026532 PMAQI
17th Aug 2026513 PMAQI
17th Aug 2026524 PMAQI
17th Aug 2026525 PMAQI
17th Aug 2026516 PMAQI
17th Aug 2026387 PMAQI
17th Aug 2026298 PMAQI
17th Aug 2026369 PMAQI
17th Aug 20263710 PMAQI
17th Aug 20262411 PMAQI
18th Aug 20262412 AMAQI
18th Aug 2026261 AMAQI
18th Aug 2026272 AMAQI
18th Aug 2026243 AMAQI
18th Aug 2026284 AMAQI
18th Aug 2026245 AMAQI

28°C23/36°C

18th Aug 2026246 AMAQI
6 AM
18th Aug 2026307 AMAQI
18th Aug 2026348 AMAQI
18th Aug 2026389 AMAQI
18th Aug 20264610 AMAQI
18th Aug 20264011 AMAQI
18th Aug 20263412 PMAQI
18th Aug 2026361 PMAQI
1 PM
18th Aug 2026352 PMAQI
18th Aug 2026403 PMAQI
18th Aug 2026314 PMAQI
18th Aug 2026245 PMAQI
18th Aug 2026256 PMAQI
18th Aug 2026267 PMAQI
18th Aug 2026268 PMAQI
8 PM
18th Aug 2026269 PMAQI
18th Aug 20263710 PMAQI
18th Aug 20263811 PMAQI
1 AM
5 AM

26°C22/32°C

Day time
Avg. Highest Time
10 AM

41AQI

1 hours / Day
30 hours / Month
Avg. Lowest Time
6 AM - 9 AM

38AQI

4 hours / Day
120 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 10 AM to 10 AM (Avg. 41), while the lowest AQI was between 6 AM to 9 AM (Avg. 38).
Night time
Avg. Highest Time
9 PM - 11 PM

38AQI

3 hours / Day
90 hours / Month
Avg. Lowest Time
1 AM - 5 AM

36AQI

5 hours / Day
150 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 9 PM to 11 PM (Avg. 38), while the lowest AQI was between 1 AM to 5 AM (Avg. 36).

2026 Days Vs Air Quality

Knoxville, Tennessee, United States

2026

92%

207

8%

19

Total number of days with different AQI categories in last 230 days in 2026 (135 days remaining)

Good
207 Days
Moderate
19 Days
Poor
0 Days
Unhealthy
0 Days
Severe
0 Days
Hazardous
0 Days

Under WHO’s Safe Air Quality Limits: 92%

Health Risk Level:

Very Low

In 2026, 92% of 230 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

Knoxville, Tennessee, United States

AQI levels in 2026

AQI (US)
PM₂.₅
PM₁₀
CO
SO₂
NO₂
O₃
Sun.Mon.Tue.Wed.Thu.Fri.Sat.

Jan.

Feb.

Mar.

Apr.

May

Jun.

Jul.

Aug.

Sep.

Oct.

Nov.

Dec.

-1th undefined 2026
-1th undefined 2026
-1th undefined 2026
-1th undefined 2026
1st January 2026
35AQI (US)
2nd January 2026
43AQI (US)
3rd January 2026
50AQI (US)
4th January 2026
38AQI (US)
5th January 2026
42AQI (US)
6th January 2026
31AQI (US)
7th January 2026
39AQI (US)
8th January 2026
48AQI (US)
9th January 2026
39AQI (US)
10th January 2026
22AQI (US)
11th January 2026
15AQI (US)
12th January 2026
28AQI (US)
13th January 2026
36AQI (US)
14th January 2026
19AQI (US)
15th January 2026
13AQI (US)
16th January 2026
28AQI (US)
17th January 2026
19AQI (US)
18th January 2026
16AQI (US)
19th January 2026
22AQI (US)
20th January 2026
18AQI (US)
21st January 2026
40AQI (US)
22nd January 2026
54AQI (US)
23rd January 2026
60AQI (US)
24th January 2026
48AQI (US)
25th January 2026
56AQI (US)
26th January 2026
49AQI (US)
27th January 2026
38AQI (US)
28th January 2026
49AQI (US)
29th January 2026
54AQI (US)
30th January 2026
60AQI (US)
31st January 2026
46AQI (US)
1st February 2026
56AQI (US)
2nd February 2026
53AQI (US)
3rd February 2026
48AQI (US)
4th February 2026
45AQI (US)
5th February 2026
50AQI (US)
6th February 2026
44AQI (US)
7th February 2026
40AQI (US)
8th February 2026
43AQI (US)
9th February 2026
50AQI (US)
10th February 2026
45AQI (US)
11th February 2026
44AQI (US)
12th February 2026
42AQI (US)
13th February 2026
47AQI (US)
14th February 2026
53AQI (US)
15th February 2026
44AQI (US)
16th February 2026
47AQI (US)
17th February 2026
50AQI (US)
18th February 2026
44AQI (US)
19th February 2026
42AQI (US)
20th February 2026
40AQI (US)
21st February 2026
44AQI (US)
22nd February 2026
43AQI (US)
23rd February 2026
42AQI (US)
24th February 2026
44AQI (US)
25th February 2026
44AQI (US)
26th February 2026
38AQI (US)
27th February 2026
36AQI (US)
28th February 2026
33AQI (US)
1st March 2026
36AQI (US)
2nd March 2026
54AQI (US)
3rd March 2026
42AQI (US)
4th March 2026
45AQI (US)
5th March 2026
46AQI (US)
6th March 2026
38AQI (US)
7th March 2026
34AQI (US)
8th March 2026
40AQI (US)
9th March 2026
39AQI (US)
10th March 2026
36AQI (US)
11th March 2026
41AQI (US)
12th March 2026
38AQI (US)
13th March 2026
42AQI (US)
14th March 2026
35AQI (US)
15th March 2026
32AQI (US)
16th March 2026
36AQI (US)
17th March 2026
37AQI (US)
18th March 2026
30AQI (US)
19th March 2026
35AQI (US)
20th March 2026
42AQI (US)
21st March 2026
38AQI (US)
22nd March 2026
34AQI (US)
23rd March 2026
40AQI (US)
24th March 2026
36AQI (US)
25th March 2026
36AQI (US)
26th March 2026
47AQI (US)
27th March 2026
30AQI (US)
28th March 2026
32AQI (US)
29th March 2026
30AQI (US)
30th March 2026
29AQI (US)
31st March 2026
27AQI (US)
1st April 2026
30AQI (US)
2nd April 2026
30AQI (US)
3rd April 2026
36AQI (US)
4th April 2026
32AQI (US)
5th April 2026
32AQI (US)
6th April 2026
34AQI (US)
7th April 2026
29AQI (US)
8th April 2026
38AQI (US)
9th April 2026
29AQI (US)
10th April 2026
33AQI (US)
11th April 2026
32AQI (US)
12th April 2026
27AQI (US)
13th April 2026
39AQI (US)
14th April 2026
32AQI (US)
15th April 2026
34AQI (US)
16th April 2026
30AQI (US)
17th April 2026
18th April 2026
31AQI (US)
19th April 2026
35AQI (US)
20th April 2026
28AQI (US)
21st April 2026
27AQI (US)
22nd April 2026
23rd April 2026
24AQI (US)
24th April 2026
31AQI (US)
25th April 2026
28AQI (US)
26th April 2026
36AQI (US)
27th April 2026
28AQI (US)
28th April 2026
28AQI (US)
29th April 2026
28AQI (US)
30th April 2026
27AQI (US)
1st May 2026
28AQI (US)
2nd May 2026
24AQI (US)
3rd May 2026
22AQI (US)
4th May 2026
36AQI (US)
5th May 2026
40AQI (US)
6th May 2026
35AQI (US)
7th May 2026
28AQI (US)
8th May 2026
32AQI (US)
9th May 2026
10th May 2026
32AQI (US)
11th May 2026
32AQI (US)
12th May 2026
42AQI (US)
13th May 2026
32AQI (US)
14th May 2026
28AQI (US)
15th May 2026
47AQI (US)
16th May 2026
52AQI (US)
17th May 2026
56AQI (US)
18th May 2026
58AQI (US)
19th May 2026
55AQI (US)
20th May 2026
51AQI (US)
21st May 2026
44AQI (US)
22nd May 2026
44AQI (US)
23rd May 2026
52AQI (US)
24th May 2026
48AQI (US)
25th May 2026
46AQI (US)
26th May 2026
29AQI (US)
27th May 2026
27AQI (US)
28th May 2026
27AQI (US)
29th May 2026
26AQI (US)
30th May 2026
26AQI (US)
31st May 2026
29AQI (US)
1st June 2026
32AQI (US)
2nd June 2026
29AQI (US)
3rd June 2026
26AQI (US)
4th June 2026
25AQI (US)
5th June 2026
28AQI (US)
6th June 2026
26AQI (US)
7th June 2026
25AQI (US)
8th June 2026
26AQI (US)
9th June 2026
27AQI (US)
10th June 2026
30AQI (US)
11th June 2026
28AQI (US)
12th June 2026
27AQI (US)
13th June 2026
27AQI (US)
14th June 2026
24AQI (US)
15th June 2026
26AQI (US)
16th June 2026
28AQI (US)
17th June 2026
28AQI (US)
18th June 2026
27AQI (US)
19th June 2026
24AQI (US)
20th June 2026
24AQI (US)
21st June 2026
25AQI (US)
22nd June 2026
24AQI (US)
23rd June 2026
23AQI (US)
24th June 2026
28AQI (US)
25th June 2026
26AQI (US)
26th June 2026
27AQI (US)
27th June 2026
30AQI (US)
28th June 2026
32AQI (US)
29th June 2026
25AQI (US)
30th June 2026
27AQI (US)
1st July 2026
27AQI (US)
2nd July 2026
29AQI (US)
3rd July 2026
31AQI (US)
4th July 2026
34AQI (US)
5th July 2026
44AQI (US)
6th July 2026
35AQI (US)
7th July 2026
29AQI (US)
8th July 2026
27AQI (US)
9th July 2026
36AQI (US)
10th July 2026
32AQI (US)
11th July 2026
31AQI (US)
12th July 2026
48AQI (US)
13th July 2026
28AQI (US)
14th July 2026
29AQI (US)
15th July 2026
29AQI (US)
16th July 2026
30AQI (US)
17th July 2026
33AQI (US)
18th July 2026
32AQI (US)
19th July 2026
41AQI (US)
20th July 2026
40AQI (US)
21st July 2026
38AQI (US)
22nd July 2026
31AQI (US)
23rd July 2026
36AQI (US)
24th July 2026
45AQI (US)
25th July 2026
40AQI (US)
26th July 2026
40AQI (US)
27th July 2026
42AQI (US)
28th July 2026
49AQI (US)
29th July 2026
53AQI (US)
30th July 2026
36AQI (US)
31st July 2026
41AQI (US)
1st August 2026
53AQI (US)
2nd August 2026
37AQI (US)
3rd August 2026
44AQI (US)
4th August 2026
36AQI (US)
5th August 2026
34AQI (US)
6th August 2026
37AQI (US)
7th August 2026
32AQI (US)
8th August 2026
28AQI (US)
9th August 2026
30AQI (US)
10th August 2026
29AQI (US)
11th August 2026
37AQI (US)
12th August 2026
32AQI (US)
13th August 2026
38AQI (US)
14th August 2026
32AQI (US)
15th August 2026
36AQI (US)
16th August 2026
51AQI (US)
17th August 2026
51AQI (US)
18th August 2026
19th August 2026
20th August 2026
21st August 2026
22nd August 2026
23rd August 2026
24th August 2026
25th August 2026
26th August 2026
27th August 2026
28th August 2026
29th August 2026
30th August 2026
31st August 2026
1st September 2026
2nd September 2026
3rd September 2026
4th September 2026
5th September 2026
6th September 2026
7th September 2026
8th September 2026
9th September 2026
10th September 2026
11th September 2026
12th September 2026
13th September 2026
14th September 2026
15th September 2026
16th September 2026
17th September 2026
18th September 2026
19th September 2026
20th September 2026
21st September 2026
22nd September 2026
23rd September 2026
24th September 2026
25th September 2026
26th September 2026
27th September 2026
28th September 2026
29th September 2026
30th September 2026
1st October 2026
2nd October 2026
3rd October 2026
4th October 2026
5th October 2026
6th October 2026
7th October 2026
8th October 2026
9th October 2026
10th October 2026
11th October 2026
12th October 2026
13th October 2026
14th October 2026
15th October 2026
16th October 2026
17th October 2026
18th October 2026
19th October 2026
20th October 2026
21st October 2026
22nd October 2026
23rd October 2026
24th October 2026
25th October 2026
26th October 2026
27th October 2026
28th October 2026
29th October 2026
30th October 2026
31st October 2026
1st November 2026
2nd November 2026
3rd November 2026
4th November 2026
5th November 2026
6th November 2026
7th November 2026
8th November 2026
9th November 2026
10th November 2026
11th November 2026
12th November 2026
13th November 2026
14th November 2026
15th November 2026
16th November 2026
17th November 2026
18th November 2026
19th November 2026
20th November 2026
21st November 2026
22nd November 2026
23rd November 2026
24th November 2026
25th November 2026
26th November 2026
27th November 2026
28th November 2026
29th November 2026
30th November 2026
1st December 2026
2nd December 2026
3rd December 2026
4th December 2026
5th December 2026
6th December 2026
7th December 2026
8th December 2026
9th December 2026
10th December 2026
11th December 2026
12th December 2026
13th December 2026
14th December 2026
15th December 2026
16th December 2026
17th December 2026
18th December 2026
19th December 2026
20th December 2026
21st December 2026
22nd December 2026
23rd December 2026
24th December 2026
25th December 2026
26th December 2026
27th December 2026
28th December 2026
29th December 2026
30th December 2026
31st December 2026

37AQI (US)

45AQI (US)

37AQI (US)

31AQI (US)

38AQI (US)

27AQI (US)

36AQI (US)

37AQI (US)

No. of days

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

202636AQI (US)

26
5
25
3
30
1
28
24
6
30
30
1
14
3
207
19

Highest AQI (US) recorded in

February

45AQI (US)

Lowest AQI (US) recorded in

June

27AQI (US)

202536AQI (US)

31
28
26
5
26
4
31
19
11
26
5
29
2
27
3
29
2
26
4
24
7
322
43

Highest AQI (US) recorded in

June

42AQI (US)

Lowest AQI (US) recorded in

May

28AQI (US)

202433AQI (US)

25
5
24
5
28
3
26
4
31
20
9
29
2
22
9
30
28
3
27
3
29
2
319
45

Highest AQI (US) recorded in

August

40AQI (US)

Lowest AQI (US) recorded in

September

24AQI (US)

202339AQI (US)

26
5
24
4
24
7
23
7
25
6
17
11
2
22
7
2
25
6
28
2
30
1
21
8
25
6
290
70
4

Highest AQI (US) recorded in

June

56AQI (US)

Lowest AQI (US) recorded in

October

29AQI (US)

202236AQI (US)

20
8
18
3
29
2
21
3
29
2
21
6
20
3
1
25
4
27
4
24
5
25
6
260
46

Highest AQI (US) recorded in

January

43AQI (US)

Lowest AQI (US) recorded in

August

28AQI (US)

202139AQI (US)

25
4
25
3
25
6
25
5
23
8
28
1
18
12
1
20
11
23
7
28
3
25
5
21
10
286
75
1

Highest AQI (US) recorded in

July

52AQI (US)

Lowest AQI (US) recorded in

June

33AQI (US)

202036AQI (US)

10
2
18
3
18
26
4
26
5
31
25
5
26
5
20
10
18
13
218
47

Highest AQI (US) recorded in

December

45AQI (US)

Lowest AQI (US) recorded in

May

27AQI (US)

Most & Least Polluted Years Over the Last 7 Years

Most Polluted Year Recorded
2023(Avg.)
39AQI (US)
Least Polluted Year Recorded
2024(Avg.)
33AQI (US)

Knoxville's annual 2026 AQI (US) (36) shows an average percentage change of -1.04% (improved AQI (US)) compared to previous years: 2020 (36), 2021 (39), 2022 (36), 2023 (39), 2024 (33), 2025 (36).