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HistoryAQIPM₂.₅PM₁₀COSO₂NO₂O₃

State College, Pennsylvania, 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

State College, Pennsylvania, United States

2022
2023
2024
2025
2026
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
8th Aug 2025
78AQI
Lowest AQI recorded on
8th Aug 2024
16AQI

Same Day Analysis (13th August):
On this day, AQI across the 5 years varied significantly: 2026 ranks 1st highest AQI at 50 of Good air quality on the same day.

Day & Night AQI Trend: 13th Aug - 14th Aug 2026

State College, Pennsylvania, United States

AQI
Day
Night
.

6 AM13th Aug 2026

8 PM

5 AM14th Aug 2026

Day time
Avg. Highest Time
8PM13th Aug

55AQI

Avg. Lowest Time
1PM13th Aug

44AQI

Night time
Avg. Highest Time
11PM13th Aug

55AQI

Avg. Lowest Time
12AM14th Aug

52AQI

In the last 24 hours,

State College's AQI reached its highest point of 55 at 8 PM during the Day, while the lowest point, 44, was recorded at 1 PM during the Day between 13th Aug and 14th Aug 2026.

Day & Night AQI Trend : Jul - Aug 2026

State College, Pennsylvania, United States

JulAug
16th - 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 - 12th12th - 13th13th - 14th14th
Day
Night
16th Jul 2026336 AMAQI
16th Jul 2026347 AMAQI
16th Jul 2026348 AMAQI
16th Jul 2026309 AMAQI
16th Jul 20263010 AMAQI
16th Jul 20263711 AMAQI
16th Jul 20262912 PMAQI
16th Jul 2026301 PMAQI
16th Jul 2026282 PMAQI
16th Jul 2026313 PMAQI
16th Jul 2026344 PMAQI
16th Jul 2026315 PMAQI
16th Jul 2026306 PMAQI
16th Jul 2026267 PMAQI
16th Jul 2026308 PMAQI
16th Jul 2026289 PMAQI
16th Jul 20262910 PMAQI
16th Jul 20262611 PMAQI
17th Jul 20268812 AMAQI
17th Jul 2026961 AMAQI
17th Jul 20261112 AMAQI
17th Jul 2026333 AMAQI
17th Jul 2026274 AMAQI
17th Jul 2026705 AMAQI

27°C22/33°C

17th Jul 2026646 AMAQI
17th Jul 2026697 AMAQI
17th Jul 2026708 AMAQI
17th Jul 2026739 AMAQI
17th Jul 20266810 AMAQI
17th Jul 20267411 AMAQI
17th Jul 20266812 PMAQI
17th Jul 2026661 PMAQI
17th Jul 2026742 PMAQI
17th Jul 2026723 PMAQI
17th Jul 2026714 PMAQI
17th Jul 2026705 PMAQI
17th Jul 2026656 PMAQI
17th Jul 2026697 PMAQI
17th Jul 2026688 PMAQI
17th Jul 2026659 PMAQI
17th Jul 20266810 PMAQI
17th Jul 20266411 PMAQI
18th Jul 20266412 AMAQI
18th Jul 2026621 AMAQI
18th Jul 2026622 AMAQI
18th Jul 2026603 AMAQI
18th Jul 2026624 AMAQI
18th Jul 2026685 AMAQI

23°C17/30°C

18th Jul 2026576 AMAQI
18th Jul 2026667 AMAQI
18th Jul 2026678 AMAQI
18th Jul 2026579 AMAQI
18th Jul 20266810 AMAQI
18th Jul 20266311 AMAQI
18th Jul 20266012 PMAQI
18th Jul 2026621 PMAQI
18th Jul 2026702 PMAQI
18th Jul 2026793 PMAQI
18th Jul 2026714 PMAQI
18th Jul 2026675 PMAQI
18th Jul 2026626 PMAQI
18th Jul 2026667 PMAQI
18th Jul 2026608 PMAQI
18th Jul 2026499 PMAQI
18th Jul 20265210 PMAQI
18th Jul 20265111 PMAQI
19th Jul 20263612 AMAQI
19th Jul 2026451 AMAQI
19th Jul 2026342 AMAQI
19th Jul 2026493 AMAQI
19th Jul 2026494 AMAQI
19th Jul 2026545 AMAQI

22°C17/29°C

19th Jul 2026536 AMAQI
19th Jul 2026707 AMAQI
19th Jul 2026788 AMAQI
19th Jul 2026729 AMAQI
19th Jul 20267110 AMAQI
19th Jul 20267311 AMAQI
19th Jul 20266412 PMAQI
19th Jul 2026601 PMAQI
19th Jul 2026652 PMAQI
19th Jul 2026673 PMAQI
19th Jul 2026724 PMAQI
19th Jul 2026765 PMAQI
19th Jul 2026706 PMAQI
19th Jul 2026707 PMAQI
19th Jul 2026748 PMAQI
19th Jul 2026719 PMAQI
19th Jul 20267010 PMAQI
19th Jul 20266711 PMAQI
20th Jul 20266012 AMAQI
20th Jul 2026651 AMAQI
20th Jul 2026682 AMAQI
20th Jul 2026693 AMAQI
20th Jul 2026714 AMAQI
20th Jul 2026725 AMAQI

21°C18/25°C

20th Jul 2026736 AMAQI
20th Jul 2026697 AMAQI
20th Jul 2026688 AMAQI
20th Jul 2026679 AMAQI
20th Jul 20266910 AMAQI
20th Jul 20266411 AMAQI
20th Jul 20266212 PMAQI
20th Jul 2026561 PMAQI
20th Jul 2026602 PMAQI
20th Jul 2026653 PMAQI
20th Jul 2026694 PMAQI
20th Jul 2026675 PMAQI
20th Jul 2026676 PMAQI
20th Jul 2026657 PMAQI
20th Jul 2026678 PMAQI
20th Jul 2026709 PMAQI
20th Jul 20266710 PMAQI
21st Jul 20265712 AMAQI
21st Jul 2026691 AMAQI
21st Jul 2026682 AMAQI
21st Jul 2026663 AMAQI
21st Jul 2026644 AMAQI
21st Jul 2026645 AMAQI

20°C13/27°C

21st Jul 2026626 AMAQI
21st Jul 2026687 AMAQI
21st Jul 2026708 AMAQI
21st Jul 2026689 AMAQI
21st Jul 20267010 AMAQI
21st Jul 20266811 AMAQI
21st Jul 20266812 PMAQI
21st Jul 2026641 PMAQI
21st Jul 2026692 PMAQI
21st Jul 2026623 PMAQI
21st Jul 2026584 PMAQI
21st Jul 2026585 PMAQI
21st Jul 2026586 PMAQI
21st Jul 2026587 PMAQI
21st Jul 2026538 PMAQI
21st Jul 2026469 PMAQI
21st Jul 20264610 PMAQI
21st Jul 20265011 PMAQI
22nd Jul 20264612 AMAQI
22nd Jul 2026381 AMAQI
22nd Jul 2026502 AMAQI
22nd Jul 2026343 AMAQI
22nd Jul 2026444 AMAQI
22nd Jul 2026325 AMAQI

22°C19/28°C

22nd Jul 2026466 AMAQI
22nd Jul 2026427 AMAQI
22nd Jul 2026408 AMAQI
22nd Jul 2026249 AMAQI
22nd Jul 20262910 AMAQI
22nd Jul 20263811 AMAQI
22nd Jul 20264012 PMAQI
22nd Jul 2026381 PMAQI
22nd Jul 2026422 PMAQI
22nd Jul 2026303 PMAQI
22nd Jul 2026334 PMAQI
22nd Jul 2026275 PMAQI
22nd Jul 2026296 PMAQI
22nd Jul 2026267 PMAQI
22nd Jul 2026348 PMAQI
22nd Jul 2026389 PMAQI
22nd Jul 20263310 PMAQI
22nd Jul 20262211 PMAQI
23rd Jul 20262712 AMAQI
23rd Jul 2026251 AMAQI
23rd Jul 2026292 AMAQI
23rd Jul 2026383 AMAQI
23rd Jul 2026254 AMAQI
23rd Jul 2026275 AMAQI

20°C16/24°C

23rd Jul 2026216 AMAQI
23rd Jul 2026387 AMAQI
23rd Jul 2026468 AMAQI
23rd Jul 2026469 AMAQI
23rd Jul 20264410 AMAQI
23rd Jul 20265011 AMAQI
23rd Jul 20265012 PMAQI
23rd Jul 2026201 PMAQI
23rd Jul 2026162 PMAQI
23rd Jul 2026163 PMAQI
23rd Jul 2026224 PMAQI
23rd Jul 2026335 PMAQI
23rd Jul 2026296 PMAQI
23rd Jul 2026257 PMAQI
23rd Jul 2026388 PMAQI
23rd Jul 2026299 PMAQI
23rd Jul 20262710 PMAQI
23rd Jul 20262711 PMAQI
24th Jul 20262912 AMAQI
24th Jul 2026291 AMAQI
24th Jul 2026292 AMAQI
24th Jul 2026323 AMAQI
24th Jul 2026254 AMAQI
24th Jul 2026365 AMAQI

19°C12/26°C

24th Jul 2026326 AMAQI
24th Jul 2026347 AMAQI
24th Jul 2026528 AMAQI
24th Jul 2026629 AMAQI
24th Jul 20263810 AMAQI
24th Jul 20263611 AMAQI
24th Jul 20263812 PMAQI
24th Jul 2026221 PMAQI
24th Jul 2026422 PMAQI
24th Jul 2026223 PMAQI
24th Jul 2026274 PMAQI
24th Jul 2026275 PMAQI
24th Jul 2026246 PMAQI
24th Jul 2026387 PMAQI
24th Jul 2026248 PMAQI
24th Jul 2026239 PMAQI
24th Jul 20262510 PMAQI
24th Jul 20265011 PMAQI
25th Jul 20263812 AMAQI
25th Jul 2026251 AMAQI
25th Jul 2026212 AMAQI
25th Jul 2026383 AMAQI
25th Jul 2026274 AMAQI
25th Jul 2026235 AMAQI

19°C12/28°C

25th Jul 2026226 AMAQI
25th Jul 2026207 AMAQI
25th Jul 2026208 AMAQI
25th Jul 2026229 AMAQI
25th Jul 20262310 AMAQI
25th Jul 20262511 AMAQI
25th Jul 20262112 PMAQI
25th Jul 2026361 PMAQI
25th Jul 2026362 PMAQI
25th Jul 2026253 PMAQI
25th Jul 2026464 PMAQI
25th Jul 2026425 PMAQI
25th Jul 2026466 PMAQI
25th Jul 2026277 PMAQI
25th Jul 2026368 PMAQI
25th Jul 2026409 PMAQI
25th Jul 20264410 PMAQI
25th Jul 20264811 PMAQI
26th Jul 20264612 AMAQI
26th Jul 2026491 AMAQI
26th Jul 2026462 AMAQI
26th Jul 2026423 AMAQI
26th Jul 2026424 AMAQI
26th Jul 2026425 AMAQI

21°C15/28°C

26th Jul 2026386 AMAQI
26th Jul 2026387 AMAQI
26th Jul 2026448 AMAQI
26th Jul 2026409 AMAQI
26th Jul 20263810 AMAQI
26th Jul 20264011 AMAQI
26th Jul 20264212 PMAQI
26th Jul 2026441 PMAQI
26th Jul 2026342 PMAQI
26th Jul 2026253 PMAQI
26th Jul 2026314 PMAQI
26th Jul 2026275 PMAQI
26th Jul 2026236 PMAQI
26th Jul 2026407 PMAQI
26th Jul 2026388 PMAQI
26th Jul 2026409 PMAQI
26th Jul 20264210 PMAQI
26th Jul 20264011 PMAQI
27th Jul 20264012 AMAQI
27th Jul 2026441 AMAQI
27th Jul 2026442 AMAQI
27th Jul 2026403 AMAQI
27th Jul 2026404 AMAQI
27th Jul 2026405 AMAQI

23°C18/28°C

27th Jul 2026426 AMAQI
27th Jul 2026427 AMAQI
27th Jul 2026428 AMAQI
27th Jul 2026469 AMAQI
27th Jul 20264810 AMAQI
27th Jul 20264711 AMAQI
27th Jul 20264212 PMAQI
27th Jul 2026461 PMAQI
27th Jul 2026442 PMAQI
27th Jul 2026483 PMAQI
27th Jul 2026484 PMAQI
27th Jul 2026465 PMAQI
27th Jul 2026466 PMAQI
27th Jul 2026487 PMAQI
27th Jul 2026498 PMAQI
27th Jul 2026489 PMAQI
27th Jul 20265210 PMAQI
27th Jul 20265211 PMAQI
28th Jul 20265212 AMAQI
28th Jul 2026581 AMAQI
28th Jul 2026582 AMAQI
28th Jul 2026573 AMAQI
28th Jul 2026574 AMAQI
28th Jul 2026605 AMAQI

23°C18/30°C

28th Jul 2026586 AMAQI
28th Jul 2026607 AMAQI
28th Jul 2026588 AMAQI
28th Jul 2026599 AMAQI
28th Jul 20266310 AMAQI
28th Jul 20265811 AMAQI
28th Jul 20265812 PMAQI
28th Jul 2026531 PMAQI
28th Jul 2026502 PMAQI
28th Jul 2026463 PMAQI
28th Jul 2026464 PMAQI
28th Jul 2026465 PMAQI
28th Jul 2026466 PMAQI
28th Jul 2026507 PMAQI
28th Jul 2026468 PMAQI
28th Jul 2026469 PMAQI
28th Jul 20264410 PMAQI
28th Jul 20264211 PMAQI
29th Jul 20264612 AMAQI
29th Jul 2026441 AMAQI
29th Jul 2026422 AMAQI
29th Jul 2026463 AMAQI
29th Jul 2026464 AMAQI
29th Jul 2026465 AMAQI

22°C20/25°C

29th Jul 2026446 AMAQI
29th Jul 2026447 AMAQI
29th Jul 2026448 AMAQI
29th Jul 2026429 AMAQI
29th Jul 20264410 AMAQI
29th Jul 20263811 AMAQI
29th Jul 20264412 PMAQI
29th Jul 2026401 PMAQI
29th Jul 2026292 PMAQI
29th Jul 2026463 PMAQI
29th Jul 2026284 PMAQI
29th Jul 2026235 PMAQI
29th Jul 2026266 PMAQI
29th Jul 2026407 PMAQI
29th Jul 2026258 PMAQI
29th Jul 2026239 PMAQI
29th Jul 20261810 PMAQI
29th Jul 20264411 PMAQI
30th Jul 20265012 AMAQI
30th Jul 2026251 AMAQI
30th Jul 2026302 AMAQI
30th Jul 2026233 AMAQI
30th Jul 2026304 AMAQI
30th Jul 2026195 AMAQI

20°C17/24°C

30th Jul 2026236 AMAQI
30th Jul 2026297 AMAQI
30th Jul 2026248 AMAQI
30th Jul 2026259 AMAQI
30th Jul 20262510 AMAQI
30th Jul 20262511 AMAQI
30th Jul 20262012 PMAQI
30th Jul 2026191 PMAQI
30th Jul 2026142 PMAQI
30th Jul 2026193 PMAQI
30th Jul 2026214 PMAQI
30th Jul 2026195 PMAQI
30th Jul 2026256 PMAQI
30th Jul 2026427 PMAQI
30th Jul 2026548 PMAQI
30th Jul 2026409 PMAQI
30th Jul 20263110 PMAQI
30th Jul 20263311 PMAQI
31st Jul 20262512 AMAQI
31st Jul 2026381 AMAQI
31st Jul 2026322 AMAQI
31st Jul 2026323 AMAQI
31st Jul 2026384 AMAQI
31st Jul 2026455 AMAQI

21°C14/26°C

31st Jul 2026426 AMAQI
31st Jul 2026367 AMAQI
31st Jul 2026388 AMAQI
31st Jul 2026529 AMAQI
31st Jul 20265710 AMAQI
31st Jul 20264711 AMAQI
31st Jul 20263812 PMAQI
31st Jul 2026321 PMAQI
31st Jul 2026292 PMAQI
31st Jul 2026253 PMAQI
31st Jul 2026294 PMAQI
31st Jul 2026275 PMAQI
31st Jul 2026346 PMAQI
31st Jul 2026297 PMAQI
31st Jul 2026258 PMAQI
31st Jul 2026239 PMAQI
31st Jul 20263110 PMAQI
31st Jul 20264611 PMAQI
1st Aug 20264412 AMAQI
1st Aug 2026401 AMAQI
1st Aug 2026492 AMAQI
1st Aug 2026483 AMAQI
1st Aug 2026294 AMAQI
1st Aug 2026345 AMAQI

23°C16/29°C

1st Aug 2026506 AMAQI
1st Aug 2026507 AMAQI
1st Aug 2026368 AMAQI
1st Aug 2026389 AMAQI
1st Aug 20263710 AMAQI
1st Aug 20264011 AMAQI
1st Aug 20264412 PMAQI
1st Aug 2026441 PMAQI
1st Aug 2026382 PMAQI
1st Aug 2026253 PMAQI
1st Aug 2026234 PMAQI
1st Aug 2026405 PMAQI
1st Aug 2026426 PMAQI
1st Aug 2026257 PMAQI
1st Aug 2026298 PMAQI
1st Aug 2026509 PMAQI
1st Aug 20263410 PMAQI
1st Aug 20263811 PMAQI
2nd Aug 20264212 AMAQI
2nd Aug 2026441 AMAQI
2nd Aug 2026462 AMAQI
2nd Aug 2026483 AMAQI
2nd Aug 2026484 AMAQI
2nd Aug 2026465 AMAQI

23°C16/30°C

2nd Aug 2026506 AMAQI
2nd Aug 2026467 AMAQI
2nd Aug 2026488 AMAQI
2nd Aug 2026429 AMAQI
2nd Aug 20264210 AMAQI
2nd Aug 20264011 AMAQI
2nd Aug 20264612 PMAQI
2nd Aug 2026481 PMAQI
2nd Aug 2026462 PMAQI
2nd Aug 2026443 PMAQI
2nd Aug 2026344 PMAQI
2nd Aug 2026205 PMAQI
2nd Aug 2026386 PMAQI
2nd Aug 2026387 PMAQI
2nd Aug 2026248 PMAQI
2nd Aug 2026259 PMAQI
2nd Aug 20262310 PMAQI
2nd Aug 20262711 PMAQI
3rd Aug 20262512 AMAQI
3rd Aug 2026251 AMAQI
3rd Aug 2026292 AMAQI
3rd Aug 2026273 AMAQI
3rd Aug 2026214 AMAQI
3rd Aug 2026225 AMAQI

23°C22/26°C

3rd Aug 2026236 AMAQI
3rd Aug 2026247 AMAQI
3rd Aug 2026248 AMAQI
3rd Aug 2026369 AMAQI
3rd Aug 20263610 AMAQI
3rd Aug 20263811 AMAQI
3rd Aug 20263812 PMAQI
3rd Aug 2026401 PMAQI
3rd Aug 2026252 PMAQI
3rd Aug 2026223 PMAQI
3rd Aug 2026384 PMAQI
3rd Aug 2026205 PMAQI
3rd Aug 2026166 PMAQI
3rd Aug 2026167 PMAQI
3rd Aug 2026268 PMAQI
3rd Aug 2026249 PMAQI
3rd Aug 20262410 PMAQI
3rd Aug 20262411 PMAQI
4th Aug 20262412 AMAQI
4th Aug 2026241 AMAQI
4th Aug 2026222 AMAQI
4th Aug 2026273 AMAQI
4th Aug 2026254 AMAQI
4th Aug 2026215 AMAQI

23°C20/28°C

4th Aug 2026276 AMAQI
4th Aug 2026277 AMAQI
4th Aug 2026248 AMAQI
4th Aug 2026269 AMAQI
4th Aug 20263410 AMAQI
4th Aug 20263211 AMAQI
4th Aug 20262812 PMAQI
4th Aug 2026241 PMAQI
4th Aug 2026232 PMAQI
4th Aug 2026203 PMAQI
4th Aug 2026244 PMAQI
4th Aug 2026225 PMAQI
4th Aug 2026186 PMAQI
4th Aug 2026187 PMAQI
4th Aug 2026268 PMAQI
4th Aug 2026229 PMAQI
4th Aug 20263410 PMAQI
4th Aug 20263611 PMAQI
5th Aug 20265012 AMAQI
5th Aug 2026381 AMAQI
5th Aug 2026382 AMAQI
5th Aug 2026253 AMAQI
5th Aug 2026324 AMAQI
5th Aug 2026275 AMAQI

22°C13/29°C

5th Aug 2026226 AMAQI
5th Aug 2026387 AMAQI
5th Aug 2026298 AMAQI
5th Aug 2026259 AMAQI
5th Aug 20264210 AMAQI
5th Aug 20263811 AMAQI
5th Aug 20262712 PMAQI
5th Aug 2026331 PMAQI
5th Aug 2026422 PMAQI
5th Aug 2026213 PMAQI
5th Aug 2026184 PMAQI
5th Aug 2026255 PMAQI
5th Aug 2026286 PMAQI
5th Aug 2026267 PMAQI
5th Aug 2026248 PMAQI
5th Aug 2026259 PMAQI
5th Aug 20262410 PMAQI
5th Aug 20262211 PMAQI
6th Aug 20262012 AMAQI
6th Aug 2026301 AMAQI
6th Aug 2026462 AMAQI
6th Aug 2026273 AMAQI
6th Aug 2026504 AMAQI
6th Aug 2026365 AMAQI

24°C17/31°C

6th Aug 2026256 AMAQI
6th Aug 2026347 AMAQI
6th Aug 2026448 AMAQI
6th Aug 2026309 AMAQI
6th Aug 20263610 AMAQI
6th Aug 20263811 AMAQI
6th Aug 20263412 PMAQI
6th Aug 2026381 PMAQI
6th Aug 2026382 PMAQI
6th Aug 2026523 PMAQI
6th Aug 2026504 PMAQI
6th Aug 2026445 PMAQI
6th Aug 2026236 PMAQI
6th Aug 2026307 PMAQI
6th Aug 2026408 PMAQI
6th Aug 2026429 PMAQI
6th Aug 20265010 PMAQI
6th Aug 20265011 PMAQI
7th Aug 20262312 AMAQI
7th Aug 2026381 AMAQI
7th Aug 2026382 AMAQI
7th Aug 2026323 AMAQI
7th Aug 2026464 AMAQI
7th Aug 2026465 AMAQI

25°C20/30°C

7th Aug 2026446 AMAQI
7th Aug 2026507 AMAQI
7th Aug 2026488 AMAQI
7th Aug 2026429 AMAQI
7th Aug 20264410 AMAQI
7th Aug 20264211 AMAQI
7th Aug 20263112 PMAQI
7th Aug 2026331 PMAQI
7th Aug 2026382 PMAQI
7th Aug 2026423 PMAQI
7th Aug 2026444 PMAQI
7th Aug 2026365 PMAQI
7th Aug 2026256 PMAQI
7th Aug 2026297 PMAQI
7th Aug 2026428 PMAQI
7th Aug 2026449 PMAQI
7th Aug 20264210 PMAQI
7th Aug 20263311 PMAQI
8th Aug 20264412 AMAQI
8th Aug 2026361 AMAQI
8th Aug 2026492 AMAQI
8th Aug 2026333 AMAQI
8th Aug 2026364 AMAQI
8th Aug 2026335 AMAQI

25°C20/32°C

8th Aug 2026296 AMAQI
8th Aug 2026337 AMAQI
8th Aug 2026258 AMAQI
8th Aug 2026339 AMAQI
8th Aug 20262110 AMAQI
8th Aug 20263311 AMAQI
8th Aug 20262712 PMAQI
8th Aug 2026261 PMAQI
8th Aug 2026342 PMAQI
8th Aug 2026463 PMAQI
8th Aug 2026464 PMAQI
8th Aug 2026445 PMAQI
8th Aug 2026446 PMAQI
8th Aug 2026427 PMAQI
8th Aug 2026428 PMAQI
8th Aug 2026429 PMAQI
8th Aug 20264610 PMAQI
8th Aug 20264811 PMAQI
9th Aug 20265012 AMAQI
9th Aug 2026521 AMAQI
9th Aug 2026542 AMAQI
9th Aug 2026543 AMAQI
9th Aug 2026554 AMAQI
9th Aug 2026545 AMAQI

24°C20/29°C

9th Aug 2026556 AMAQI
9th Aug 2026587 AMAQI
9th Aug 2026548 AMAQI
9th Aug 2026539 AMAQI
9th Aug 20265110 AMAQI
9th Aug 20265211 AMAQI
9th Aug 20264912 PMAQI
9th Aug 2026511 PMAQI
9th Aug 2026462 PMAQI
9th Aug 2026403 PMAQI
9th Aug 2026404 PMAQI
9th Aug 2026445 PMAQI
9th Aug 2026466 PMAQI
9th Aug 2026447 PMAQI
9th Aug 2026428 PMAQI
9th Aug 2026469 PMAQI
9th Aug 20264610 PMAQI
9th Aug 20264411 PMAQI
10th Aug 20264412 AMAQI
10th Aug 2026381 AMAQI
10th Aug 2026382 AMAQI
10th Aug 2026403 AMAQI
10th Aug 2026404 AMAQI
10th Aug 2026445 AMAQI

25°C20/31°C

10th Aug 2026406 AMAQI
10th Aug 2026387 AMAQI
10th Aug 2026408 AMAQI
10th Aug 2026409 AMAQI
10th Aug 20264210 AMAQI
10th Aug 20264011 AMAQI
10th Aug 20264212 PMAQI
10th Aug 2026441 PMAQI
10th Aug 2026442 PMAQI
10th Aug 2026463 PMAQI
10th Aug 2026424 PMAQI
10th Aug 2026425 PMAQI
10th Aug 2026446 PMAQI
10th Aug 2026407 PMAQI
10th Aug 2026248 PMAQI
10th Aug 2026409 PMAQI
10th Aug 20264210 PMAQI
10th Aug 20264811 PMAQI
11th Aug 20264812 AMAQI
11th Aug 2026461 AMAQI
11th Aug 2026482 AMAQI
11th Aug 2026483 AMAQI
11th Aug 2026514 AMAQI
11th Aug 2026515 AMAQI

23°C18/30°C

11th Aug 2026526 AMAQI
11th Aug 2026497 AMAQI
11th Aug 2026568 AMAQI
11th Aug 2026579 AMAQI
11th Aug 20266210 AMAQI
11th Aug 20266011 AMAQI
11th Aug 20266212 PMAQI
11th Aug 2026581 PMAQI
11th Aug 2026562 PMAQI
11th Aug 2026553 PMAQI
11th Aug 2026574 PMAQI
11th Aug 2026645 PMAQI
11th Aug 2026566 PMAQI
11th Aug 2026587 PMAQI
11th Aug 2026568 PMAQI
11th Aug 2026599 PMAQI
11th Aug 20265610 PMAQI
11th Aug 20265411 PMAQI
12th Aug 20265312 AMAQI
12th Aug 2026521 AMAQI
12th Aug 2026562 AMAQI
12th Aug 2026523 AMAQI
12th Aug 2026524 AMAQI
12th Aug 2026525 AMAQI

23°C20/28°C

12th Aug 2026516 AMAQI
12th Aug 2026527 AMAQI
12th Aug 2026518 AMAQI
12th Aug 2026529 AMAQI
12th Aug 20265210 AMAQI
12th Aug 20265011 AMAQI
12th Aug 20265212 PMAQI
12th Aug 2026521 PMAQI
12th Aug 2026462 PMAQI
12th Aug 2026513 PMAQI
12th Aug 2026504 PMAQI
12th Aug 2026495 PMAQI
12th Aug 2026506 PMAQI
12th Aug 2026527 PMAQI
12th Aug 2026528 PMAQI
12th Aug 2026509 PMAQI
12th Aug 20265210 PMAQI
12th Aug 20265211 PMAQI
13th Aug 20265312 AMAQI
13th Aug 2026531 AMAQI
13th Aug 2026512 AMAQI
13th Aug 2026513 AMAQI
13th Aug 2026504 AMAQI
13th Aug 2026485 AMAQI

23°C18/28°C

13th Aug 2026496 AMAQI
13th Aug 2026467 AMAQI
13th Aug 2026468 AMAQI
13th Aug 2026509 AMAQI
13th Aug 20265010 AMAQI
13th Aug 20264611 AMAQI
13th Aug 20265112 PMAQI
13th Aug 2026441 PMAQI
13th Aug 2026462 PMAQI
13th Aug 2026483 PMAQI
13th Aug 2026514 PMAQI
13th Aug 2026515 PMAQI
13th Aug 2026546 PMAQI
13th Aug 2026547 PMAQI
13th Aug 2026558 PMAQI
13th Aug 2026539 PMAQI
13th Aug 20265410 PMAQI
13th Aug 20265511 PMAQI
14th Aug 20265212 AMAQI
14th Aug 2026551 AMAQI
14th Aug 2026542 AMAQI
14th Aug 2026533 AMAQI
14th Aug 2026534 AMAQI
14th Aug 2026545 AMAQI

24°C19/30°C

14th Aug 2026546 AMAQI
6 AM
14th Aug 2026547 AMAQI
14th Aug 2026528 AMAQI
14th Aug 2026529 AMAQI
14th Aug 20265110 AMAQI
14th Aug 20265211 AMAQI
14th Aug 20265212 PMAQI
14th Aug 2026501 PMAQI
1 PM
14th Aug 2026522 PMAQI
14th Aug 2026443 PMAQI
14th Aug 2026464 PMAQI
14th Aug 2026485 PMAQI
14th Aug 2026466 PMAQI
14th Aug 2026447 PMAQI
8 PM
1 AM
5 AM

24°C17/30°C

Day time
Avg. Highest Time
7 AM - 11 AM

46AQI

5 hours / Day
150 hours / Month
Avg. Lowest Time
3 PM - 8 PM

41AQI

6 hours / Day
180 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 7 AM to 11 AM (Avg. 46), while the lowest AQI was between 3 PM to 8 PM (Avg. 41).
Night time
Avg. Highest Time
2 AM

46AQI

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

42AQI

3 hours / Day
90 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 2 AM to 2 AM (Avg. 46), while the lowest AQI was between 9 PM to 11 PM (Avg. 42).

2026 Days Vs Air Quality

State College, Pennsylvania, United States

2026

91%

201

9%

21

Total number of days with different AQI categories in last 226 days in 2026 (139 days remaining)

Good
201 Days
Moderate
21 Days
Poor
0 Days
Unhealthy
0 Days
Severe
0 Days
Hazardous
0 Days

Under WHO’s Safe Air Quality Limits: 91%

Health Risk Level:

Very Low

In 2026, 91% of 226 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

State College, Pennsylvania, 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
13AQI (US)
2nd January 2026
18AQI (US)
3rd January 2026
33AQI (US)
4th January 2026
39AQI (US)
5th January 2026
32AQI (US)
6th January 2026
74AQI (US)
7th January 2026
49AQI (US)
8th January 2026
32AQI (US)
9th January 2026
48AQI (US)
10th January 2026
23AQI (US)
11th January 2026
18AQI (US)
12th January 2026
17AQI (US)
13th January 2026
24AQI (US)
14th January 2026
21AQI (US)
15th January 2026
13AQI (US)
16th January 2026
17AQI (US)
17th January 2026
24AQI (US)
18th January 2026
29AQI (US)
19th January 2026
30AQI (US)
20th January 2026
19AQI (US)
21st January 2026
38AQI (US)
22nd January 2026
59AQI (US)
23rd January 2026
61AQI (US)
24th January 2026
48AQI (US)
25th January 2026
52AQI (US)
26th January 2026
48AQI (US)
27th January 2026
36AQI (US)
28th January 2026
44AQI (US)
29th January 2026
51AQI (US)
30th January 2026
59AQI (US)
31st January 2026
44AQI (US)
1st February 2026
46AQI (US)
2nd February 2026
51AQI (US)
3rd February 2026
48AQI (US)
4th February 2026
44AQI (US)
5th February 2026
50AQI (US)
6th February 2026
43AQI (US)
7th February 2026
39AQI (US)
8th February 2026
43AQI (US)
9th February 2026
48AQI (US)
10th February 2026
44AQI (US)
11th February 2026
39AQI (US)
12th February 2026
39AQI (US)
13th February 2026
47AQI (US)
14th February 2026
47AQI (US)
15th February 2026
39AQI (US)
16th February 2026
44AQI (US)
17th February 2026
44AQI (US)
18th February 2026
41AQI (US)
19th February 2026
41AQI (US)
20th February 2026
39AQI (US)
21st February 2026
36AQI (US)
22nd February 2026
37AQI (US)
23rd February 2026
38AQI (US)
24th February 2026
44AQI (US)
25th February 2026
44AQI (US)
26th February 2026
33AQI (US)
27th February 2026
34AQI (US)
28th February 2026
33AQI (US)
1st March 2026
38AQI (US)
2nd March 2026
55AQI (US)
3rd March 2026
44AQI (US)
4th March 2026
46AQI (US)
5th March 2026
39AQI (US)
6th March 2026
29AQI (US)
7th March 2026
37AQI (US)
8th March 2026
37AQI (US)
9th March 2026
36AQI (US)
10th March 2026
32AQI (US)
11th March 2026
42AQI (US)
12th March 2026
38AQI (US)
13th March 2026
40AQI (US)
14th March 2026
36AQI (US)
15th March 2026
32AQI (US)
16th March 2026
36AQI (US)
17th March 2026
35AQI (US)
18th March 2026
31AQI (US)
19th March 2026
34AQI (US)
20th March 2026
42AQI (US)
21st March 2026
38AQI (US)
22nd March 2026
33AQI (US)
23rd March 2026
41AQI (US)
24th March 2026
36AQI (US)
25th March 2026
32AQI (US)
26th March 2026
26AQI (US)
27th March 2026
30AQI (US)
28th March 2026
31AQI (US)
29th March 2026
26AQI (US)
30th March 2026
25AQI (US)
31st March 2026
24AQI (US)
1st April 2026
29AQI (US)
2nd April 2026
30AQI (US)
3rd April 2026
27AQI (US)
4th April 2026
31AQI (US)
5th April 2026
29AQI (US)
6th April 2026
31AQI (US)
7th April 2026
28AQI (US)
8th April 2026
39AQI (US)
9th April 2026
29AQI (US)
10th April 2026
30AQI (US)
11th April 2026
30AQI (US)
12th April 2026
24AQI (US)
13th April 2026
29AQI (US)
14th April 2026
31AQI (US)
15th April 2026
33AQI (US)
16th April 2026
29AQI (US)
17th April 2026
18th April 2026
30AQI (US)
19th April 2026
33AQI (US)
20th April 2026
28AQI (US)
21st April 2026
27AQI (US)
22nd April 2026
23rd April 2026
23AQI (US)
24th April 2026
25AQI (US)
25th April 2026
28AQI (US)
26th April 2026
33AQI (US)
27th April 2026
27AQI (US)
28th April 2026
26AQI (US)
29th April 2026
25AQI (US)
30th April 2026
27AQI (US)
1st May 2026
26AQI (US)
2nd May 2026
23AQI (US)
3rd May 2026
21AQI (US)
4th May 2026
35AQI (US)
5th May 2026
39AQI (US)
6th May 2026
30AQI (US)
7th May 2026
26AQI (US)
8th May 2026
29AQI (US)
9th May 2026
10th May 2026
31AQI (US)
11th May 2026
29AQI (US)
12th May 2026
31AQI (US)
13th May 2026
29AQI (US)
14th May 2026
25AQI (US)
15th May 2026
46AQI (US)
16th May 2026
52AQI (US)
17th May 2026
57AQI (US)
18th May 2026
56AQI (US)
19th May 2026
54AQI (US)
20th May 2026
51AQI (US)
21st May 2026
45AQI (US)
22nd May 2026
44AQI (US)
23rd May 2026
50AQI (US)
24th May 2026
46AQI (US)
25th May 2026
45AQI (US)
26th May 2026
29AQI (US)
27th May 2026
26AQI (US)
28th May 2026
19AQI (US)
29th May 2026
17AQI (US)
30th May 2026
20AQI (US)
31st May 2026
26AQI (US)
1st June 2026
28AQI (US)
2nd June 2026
22AQI (US)
3rd June 2026
18AQI (US)
4th June 2026
22AQI (US)
5th June 2026
26AQI (US)
6th June 2026
25AQI (US)
7th June 2026
23AQI (US)
8th June 2026
22AQI (US)
9th June 2026
20AQI (US)
10th June 2026
26AQI (US)
11th June 2026
26AQI (US)
12th June 2026
26AQI (US)
13th June 2026
22AQI (US)
14th June 2026
24AQI (US)
15th June 2026
24AQI (US)
16th June 2026
25AQI (US)
17th June 2026
25AQI (US)
18th June 2026
26AQI (US)
19th June 2026
21AQI (US)
20th June 2026
19AQI (US)
21st June 2026
16AQI (US)
22nd June 2026
24AQI (US)
23rd June 2026
17AQI (US)
24th June 2026
20AQI (US)
25th June 2026
25AQI (US)
26th June 2026
26AQI (US)
27th June 2026
30AQI (US)
28th June 2026
28AQI (US)
29th June 2026
24AQI (US)
30th June 2026
27AQI (US)
1st July 2026
28AQI (US)
2nd July 2026
49AQI (US)
3rd July 2026
37AQI (US)
4th July 2026
32AQI (US)
5th July 2026
31AQI (US)
6th July 2026
23AQI (US)
7th July 2026
23AQI (US)
8th July 2026
22AQI (US)
9th July 2026
26AQI (US)
10th July 2026
31AQI (US)
11th July 2026
25AQI (US)
12th July 2026
27AQI (US)
13th July 2026
28AQI (US)
14th July 2026
29AQI (US)
15th July 2026
31AQI (US)
16th July 2026
30AQI (US)
17th July 2026
69AQI (US)
18th July 2026
63AQI (US)
19th July 2026
63AQI (US)
20th July 2026
67AQI (US)
21st July 2026
62AQI (US)
22nd July 2026
36AQI (US)
23rd July 2026
31AQI (US)
24th July 2026
33AQI (US)
25th July 2026
31AQI (US)
26th July 2026
39AQI (US)
27th July 2026
45AQI (US)
28th July 2026
53AQI (US)
29th July 2026
38AQI (US)
30th July 2026
28AQI (US)
31st July 2026
35AQI (US)
1st August 2026
39AQI (US)
2nd August 2026
40AQI (US)
3rd August 2026
27AQI (US)
4th August 2026
25AQI (US)
5th August 2026
30AQI (US)
6th August 2026
38AQI (US)
7th August 2026
39AQI (US)
8th August 2026
37AQI (US)
9th August 2026
49AQI (US)
10th August 2026
41AQI (US)
11th August 2026
55AQI (US)
12th August 2026
51AQI (US)
13th August 2026
50AQI (US)
14th August 2026
15th August 2026
16th August 2026
17th August 2026
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

36AQI (US)

42AQI (US)

36AQI (US)

29AQI (US)

35AQI (US)

24AQI (US)

38AQI (US)

40AQI (US)

No. of days

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

202634AQI (US)

25
6
27
1
30
1
28
25
5
30
25
6
11
2
201
21

Highest AQI (US) recorded in

February

42AQI (US)

Lowest AQI (US) recorded in

June

24AQI (US)

202533AQI (US)

29
2
27
1
27
4
28
2
31
20
10
23
8
22
9
30
31
26
4
26
5
320
45

Highest AQI (US) recorded in

June

41AQI (US)

Lowest AQI (US) recorded in

May

21AQI (US)

202433AQI (US)

28
2
27
2
31
30
31
28
1
30
1
26
5
29
1
31
30
28
3
349
15

Highest AQI (US) recorded in

February

37AQI (US)

Lowest AQI (US) recorded in

November

27AQI (US)

202339AQI (US)

28
3
23
5
31
25
5
26
5
12
11
3
3
23
8
28
3
30
31
27
2
23
8
307
50
3
3

Highest AQI (US) recorded in

June

71AQI (US)

Lowest AQI (US) recorded in

October

26AQI (US)

202238AQI (US)

26
3
18
3
25
5
21
3
4
27
3
26
1
18
3
1
27
2
29
2
27
3
24
7
269
32
7

Highest AQI (US) recorded in

April

49AQI (US)

Lowest AQI (US) recorded in

September

30AQI (US)

202135AQI (US)

21
5
20
2
13
3
23
1
30
1
28
2
19
10
1
26
5
28
2
31
29
1
25
6
293
38
1

Highest AQI (US) recorded in

July

48AQI (US)

Lowest AQI (US) recorded in

October

30AQI (US)

202032AQI (US)

13
20
18
29
29
2
30
1
29
1
31
26
2
24
7
249
13

Highest AQI (US) recorded in

November

37AQI (US)

Lowest AQI (US) recorded in

October

27AQI (US)

Most & Least Polluted Years Over the Last 7 Years

Most Polluted Year Recorded
2023(Avg.)
39AQI (US)
Least Polluted Year Recorded
2020(Avg.)
32AQI (US)

State College's annual 2026 AQI (US) (34) shows an average percentage change of -2.3% (improved AQI (US)) compared to previous years: 2020 (32), 2021 (35), 2022 (38), 2023 (39), 2024 (33), 2025 (33).