Country Background
HistoryAQIPM2.5PM10COSO2NO2O3

Downtown, Dayton, Ohio, 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

Downtown, Dayton, Ohio, United States

2025
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
1st Aug 2025
76AQI
Lowest AQI recorded on
13th Aug 2025
30AQI

Same Day Analysis (13th August ):
On this day, AQI across the 1 years varied significantly: 2025 ranks 1st highest AQI at 30 of Good air quality on the same day.

Download 2024 Annual Data

World Air Quality Report

Globe

Day & Night AQI Trend: 13th Aug - 14th Aug 2025

Downtown, Dayton, Ohio, United States

AQI
Day
Night
.

6 AM13th Aug 2025

8 PM

5 AM14th Aug 2025

Day time
Avg. Highest Time
11AM13th Aug

40AQI

Avg. Lowest Time
6AM13th Aug

23AQI

Night time
Avg. Highest Time
5AM14th Aug

58AQI

Avg. Lowest Time
11PM13th Aug

36AQI

In the last 24 hours,

Downtown's AQI reached its highest point of 58 at 5 AM during the Night, while the lowest point, 23, was recorded at 6 AM during the Day between 13th Aug and 14th Aug 2025.

Day & Night AQI Trend : Jul - Aug 2025

Downtown, Dayton, Ohio, United States

JulAug
15th - 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 - 12th12th - 13th13th - 14th14th
Day
Night
15th Jul 2025696 AMAQI
15th Jul 2025727 AMAQI
15th Jul 2025708 AMAQI
15th Jul 2025689 AMAQI
15th Jul 20256710 AMAQI
15th Jul 20256711 AMAQI
15th Jul 20256212 PMAQI
15th Jul 2025621 PMAQI
15th Jul 2025582 PMAQI
15th Jul 2025593 PMAQI
15th Jul 2025604 PMAQI
15th Jul 2025605 PMAQI
15th Jul 2025586 PMAQI
15th Jul 2025597 PMAQI
15th Jul 2025598 PMAQI
15th Jul 2025549 PMAQI
15th Jul 20255610 PMAQI
15th Jul 20255511 PMAQI
16th Jul 20255512 AMAQI
16th Jul 2025481 AMAQI
16th Jul 2025462 AMAQI
16th Jul 2025443 AMAQI
16th Jul 2025424 AMAQI
16th Jul 2025415 AMAQI

27°C20/33°C

16th Jul 2025366 AMAQI
16th Jul 2025367 AMAQI
16th Jul 2025388 AMAQI
16th Jul 2025419 AMAQI
16th Jul 20254210 AMAQI
16th Jul 20253811 AMAQI
16th Jul 20253912 PMAQI
16th Jul 2025401 PMAQI
16th Jul 2025382 PMAQI
16th Jul 2025403 PMAQI
16th Jul 2025384 PMAQI
16th Jul 2025375 PMAQI
16th Jul 2025346 PMAQI
16th Jul 2025417 PMAQI
16th Jul 2025418 PMAQI
16th Jul 2025399 PMAQI
16th Jul 20254010 PMAQI
16th Jul 20254011 PMAQI
17th Jul 20254112 AMAQI
17th Jul 2025371 AMAQI
17th Jul 2025322 AMAQI
17th Jul 2025293 AMAQI
17th Jul 2025284 AMAQI
17th Jul 2025265 AMAQI

26°C22/30°C

17th Jul 2025286 AMAQI
17th Jul 2025307 AMAQI
17th Jul 2025318 AMAQI
17th Jul 2025319 AMAQI
17th Jul 20252810 AMAQI
17th Jul 20252811 AMAQI
17th Jul 20252812 PMAQI
17th Jul 2025291 PMAQI
17th Jul 2025302 PMAQI
17th Jul 2025323 PMAQI
17th Jul 2025304 PMAQI
17th Jul 2025305 PMAQI
17th Jul 2025306 PMAQI
17th Jul 2025307 PMAQI
17th Jul 2025318 PMAQI
17th Jul 2025309 PMAQI
17th Jul 20253110 PMAQI
17th Jul 20252911 PMAQI
18th Jul 20252712 AMAQI
18th Jul 2025241 AMAQI
18th Jul 2025222 AMAQI
18th Jul 2025223 AMAQI
18th Jul 2025214 AMAQI
18th Jul 2025215 AMAQI

27°C20/32°C

18th Jul 2025226 AMAQI
18th Jul 2025237 AMAQI
18th Jul 2025248 AMAQI
18th Jul 2025249 AMAQI
18th Jul 20252310 AMAQI
18th Jul 20252411 AMAQI
18th Jul 20252612 PMAQI
18th Jul 2025291 PMAQI
18th Jul 2025312 PMAQI
18th Jul 2025303 PMAQI
18th Jul 2025304 PMAQI
18th Jul 2025285 PMAQI
18th Jul 2025246 PMAQI
18th Jul 2025267 PMAQI
18th Jul 2025248 PMAQI
18th Jul 2025229 PMAQI
18th Jul 20252210 PMAQI
18th Jul 20252311 PMAQI
19th Jul 20252312 AMAQI
19th Jul 2025241 AMAQI
19th Jul 2025242 AMAQI
19th Jul 2025333 AMAQI
19th Jul 2025264 AMAQI
19th Jul 2025265 AMAQI

24°C21/28°C

19th Jul 2025286 AMAQI
19th Jul 2025287 AMAQI
19th Jul 2025308 AMAQI
19th Jul 2025349 AMAQI
19th Jul 20253710 AMAQI
19th Jul 20253611 AMAQI
19th Jul 20253712 PMAQI
19th Jul 2025381 PMAQI
19th Jul 2025392 PMAQI
19th Jul 2025413 PMAQI
19th Jul 2025434 PMAQI
19th Jul 2025425 PMAQI
19th Jul 2025406 PMAQI
19th Jul 2025347 PMAQI
19th Jul 2025348 PMAQI
19th Jul 2025369 PMAQI
19th Jul 20253610 PMAQI
19th Jul 20253411 PMAQI
20th Jul 20253212 AMAQI
20th Jul 2025311 AMAQI
20th Jul 2025302 AMAQI
20th Jul 2025283 AMAQI
20th Jul 2025324 AMAQI
20th Jul 2025325 AMAQI

24°C19/31°C

20th Jul 2025346 AMAQI
20th Jul 2025397 AMAQI
20th Jul 2025428 AMAQI
20th Jul 2025449 AMAQI
20th Jul 20254410 AMAQI
20th Jul 20254511 AMAQI
20th Jul 20254512 PMAQI
20th Jul 2025421 PMAQI
20th Jul 2025392 PMAQI
20th Jul 2025363 PMAQI
20th Jul 2025324 PMAQI
20th Jul 2025325 PMAQI
20th Jul 2025316 PMAQI
20th Jul 2025347 PMAQI
20th Jul 2025338 PMAQI
20th Jul 2025279 PMAQI
20th Jul 20252810 PMAQI
20th Jul 20252811 PMAQI
21st Jul 20252712 AMAQI
21st Jul 2025261 AMAQI
21st Jul 2025262 AMAQI
21st Jul 2025273 AMAQI
21st Jul 2025254 AMAQI
21st Jul 2025275 AMAQI

26°C22/33°C

21st Jul 2025306 AMAQI
21st Jul 2025327 AMAQI
21st Jul 2025328 AMAQI
21st Jul 2025369 AMAQI
21st Jul 20254410 AMAQI
21st Jul 20255411 AMAQI
21st Jul 20256012 PMAQI
21st Jul 2025621 PMAQI
21st Jul 2025622 PMAQI
21st Jul 2025673 PMAQI
21st Jul 2025644 PMAQI
21st Jul 2025675 PMAQI
21st Jul 2025666 PMAQI
21st Jul 2025467 PMAQI
21st Jul 2025448 PMAQI
21st Jul 2025639 PMAQI
21st Jul 20256010 PMAQI
21st Jul 20256511 PMAQI
22nd Jul 20256312 AMAQI
22nd Jul 2025921 AMAQI
22nd Jul 2025842 AMAQI
22nd Jul 2025763 AMAQI
22nd Jul 2025734 AMAQI
22nd Jul 2025745 AMAQI

24°C21/31°C

22nd Jul 2025786 AMAQI
22nd Jul 2025797 AMAQI
22nd Jul 2025768 AMAQI
22nd Jul 2025729 AMAQI
22nd Jul 20257210 AMAQI
22nd Jul 20257011 AMAQI
22nd Jul 20257112 PMAQI
22nd Jul 2025731 PMAQI
22nd Jul 2025732 PMAQI
22nd Jul 2025713 PMAQI
22nd Jul 2025704 PMAQI
22nd Jul 2025685 PMAQI
22nd Jul 2025656 PMAQI
22nd Jul 2025687 PMAQI
22nd Jul 2025678 PMAQI
22nd Jul 2025619 PMAQI
22nd Jul 20256010 PMAQI
22nd Jul 20256211 PMAQI
23rd Jul 20256012 AMAQI
23rd Jul 2025581 AMAQI
23rd Jul 2025582 AMAQI
23rd Jul 2025583 AMAQI
23rd Jul 2025574 AMAQI
23rd Jul 2025585 AMAQI

23°C15/32°C

23rd Jul 2025576 AMAQI
23rd Jul 2025587 AMAQI
23rd Jul 2025608 AMAQI
23rd Jul 2025609 AMAQI
23rd Jul 20255810 AMAQI
23rd Jul 20256011 AMAQI
23rd Jul 20256212 PMAQI
23rd Jul 2025621 PMAQI
23rd Jul 2025642 PMAQI
23rd Jul 2025643 PMAQI
23rd Jul 2025634 PMAQI
23rd Jul 2025625 PMAQI
23rd Jul 2025626 PMAQI
23rd Jul 2025597 PMAQI
23rd Jul 2025598 PMAQI
23rd Jul 2025629 PMAQI
23rd Jul 20256110 PMAQI
23rd Jul 20256111 PMAQI
24th Jul 20255912 AMAQI
24th Jul 2025591 AMAQI
24th Jul 2025582 AMAQI
24th Jul 2025593 AMAQI
24th Jul 2025574 AMAQI
24th Jul 2025585 AMAQI

26°C17/34°C

24th Jul 2025596 AMAQI
24th Jul 2025627 AMAQI
24th Jul 2025648 AMAQI
24th Jul 2025639 AMAQI
24th Jul 20256310 AMAQI
24th Jul 20256111 AMAQI
24th Jul 20255812 PMAQI
24th Jul 2025581 PMAQI
24th Jul 2025572 PMAQI
24th Jul 2025573 PMAQI
24th Jul 2025574 PMAQI
24th Jul 2025585 PMAQI
24th Jul 2025586 PMAQI
24th Jul 2025587 PMAQI
24th Jul 2025588 PMAQI
24th Jul 2025579 PMAQI
24th Jul 20255810 PMAQI
24th Jul 20255711 PMAQI
25th Jul 20255712 AMAQI
25th Jul 2025581 AMAQI
25th Jul 2025582 AMAQI
25th Jul 2025583 AMAQI
25th Jul 2025554 AMAQI
25th Jul 2025545 AMAQI

28°C20/35°C

25th Jul 2025546 AMAQI
25th Jul 2025547 AMAQI
25th Jul 2025548 AMAQI
25th Jul 2025549 AMAQI
25th Jul 20255510 AMAQI
25th Jul 20255611 AMAQI
25th Jul 20255512 PMAQI
25th Jul 2025561 PMAQI
25th Jul 2025562 PMAQI
25th Jul 2025573 PMAQI
25th Jul 2025594 PMAQI
25th Jul 2025585 PMAQI
25th Jul 2025556 PMAQI
25th Jul 2025557 PMAQI
25th Jul 2025548 PMAQI
25th Jul 2025529 PMAQI
25th Jul 20254210 PMAQI
25th Jul 20254011 PMAQI
26th Jul 20253912 AMAQI
26th Jul 2025391 AMAQI
26th Jul 2025382 AMAQI
26th Jul 2025373 AMAQI
26th Jul 2025404 AMAQI
26th Jul 2025445 AMAQI

29°C25/35°C

26th Jul 2025486 AMAQI
26th Jul 2025477 AMAQI
26th Jul 2025478 AMAQI
26th Jul 2025519 AMAQI
26th Jul 20255210 AMAQI
26th Jul 20255211 AMAQI
26th Jul 20255212 PMAQI
26th Jul 2025491 PMAQI
26th Jul 2025472 PMAQI
26th Jul 2025463 PMAQI
26th Jul 2025474 PMAQI
26th Jul 2025455 PMAQI
26th Jul 2025456 PMAQI
26th Jul 2025447 PMAQI
26th Jul 2025458 PMAQI
26th Jul 2025399 PMAQI
26th Jul 20253810 PMAQI
26th Jul 20253811 PMAQI
27th Jul 20253412 AMAQI
27th Jul 2025261 AMAQI
27th Jul 2025242 AMAQI
27th Jul 2025233 AMAQI
27th Jul 2025254 AMAQI
27th Jul 2025265 AMAQI

29°C23/36°C

27th Jul 2025276 AMAQI
27th Jul 2025277 AMAQI
27th Jul 2025288 AMAQI
27th Jul 2025289 AMAQI
27th Jul 20252810 AMAQI
27th Jul 20252811 AMAQI
27th Jul 20253012 PMAQI
27th Jul 2025321 PMAQI
27th Jul 2025322 PMAQI
27th Jul 2025303 PMAQI
27th Jul 2025274 PMAQI
27th Jul 2025265 PMAQI
27th Jul 2025246 PMAQI
27th Jul 2025267 PMAQI
27th Jul 2025268 PMAQI
27th Jul 2025249 PMAQI
27th Jul 20252410 PMAQI
27th Jul 20252411 PMAQI
28th Jul 20252312 AMAQI
28th Jul 2025231 AMAQI
28th Jul 2025242 AMAQI
28th Jul 2025243 AMAQI
28th Jul 2025254 AMAQI
28th Jul 2025245 AMAQI

27°C23/32°C

28th Jul 2025256 AMAQI
28th Jul 2025277 AMAQI
28th Jul 2025268 AMAQI
28th Jul 2025289 AMAQI
28th Jul 20253110 AMAQI
28th Jul 20253011 AMAQI
28th Jul 20253012 PMAQI
28th Jul 2025301 PMAQI
28th Jul 2025282 PMAQI
28th Jul 2025293 PMAQI
28th Jul 2025314 PMAQI
28th Jul 2025325 PMAQI
28th Jul 2025316 PMAQI
28th Jul 2025287 PMAQI
28th Jul 2025278 PMAQI
28th Jul 2025329 PMAQI
28th Jul 20253310 PMAQI
28th Jul 20253411 PMAQI
29th Jul 20253312 AMAQI
29th Jul 2025331 AMAQI
29th Jul 2025342 AMAQI
29th Jul 2025343 AMAQI
29th Jul 2025344 AMAQI
29th Jul 2025345 AMAQI

28°C23/34°C

29th Jul 2025356 AMAQI
29th Jul 2025337 AMAQI
29th Jul 2025338 AMAQI
29th Jul 2025349 AMAQI
29th Jul 20253310 AMAQI
29th Jul 20253511 AMAQI
29th Jul 20253612 PMAQI
29th Jul 2025381 PMAQI
29th Jul 2025412 PMAQI
29th Jul 2025413 PMAQI
29th Jul 2025404 PMAQI
29th Jul 2025405 PMAQI
29th Jul 2025406 PMAQI
29th Jul 2025377 PMAQI
29th Jul 2025378 PMAQI
29th Jul 2025419 PMAQI
29th Jul 20254010 PMAQI
29th Jul 20254011 PMAQI
30th Jul 20254012 AMAQI
30th Jul 2025411 AMAQI
30th Jul 2025412 AMAQI
30th Jul 2025433 AMAQI
30th Jul 2025434 AMAQI
30th Jul 2025445 AMAQI

27°C21/32°C

30th Jul 2025466 AMAQI
30th Jul 2025457 AMAQI
30th Jul 2025488 AMAQI
30th Jul 2025519 AMAQI
30th Jul 20255110 AMAQI
30th Jul 20255211 AMAQI
30th Jul 20255212 PMAQI
30th Jul 2025521 PMAQI
30th Jul 2025522 PMAQI
30th Jul 2025523 PMAQI
30th Jul 2025524 PMAQI
30th Jul 2025525 PMAQI
30th Jul 2025526 PMAQI
30th Jul 2025527 PMAQI
30th Jul 2025528 PMAQI
30th Jul 2025509 PMAQI
30th Jul 20255210 PMAQI
30th Jul 20255211 PMAQI
31st Jul 20255212 AMAQI
31st Jul 2025501 AMAQI
31st Jul 2025502 AMAQI
31st Jul 2025503 AMAQI
31st Jul 2025494 AMAQI
31st Jul 2025485 AMAQI

29°C21/36°C

31st Jul 2025446 AMAQI
31st Jul 2025457 AMAQI
31st Jul 2025488 AMAQI
31st Jul 2025529 AMAQI
31st Jul 20254910 AMAQI
31st Jul 20254911 AMAQI
31st Jul 20254812 PMAQI
31st Jul 2025491 PMAQI
31st Jul 2025442 PMAQI
31st Jul 2025443 PMAQI
31st Jul 2025454 PMAQI
31st Jul 2025425 PMAQI
31st Jul 2025406 PMAQI
31st Jul 2025527 PMAQI
31st Jul 2025548 PMAQI
31st Jul 2025589 PMAQI
31st Jul 20256310 PMAQI
31st Jul 20256411 PMAQI
1st Aug 20256912 AMAQI
1st Aug 2025721 AMAQI
1st Aug 2025792 AMAQI
1st Aug 2025783 AMAQI
1st Aug 2025794 AMAQI
1st Aug 2025785 AMAQI

23°C21/26°C

1st Aug 2025796 AMAQI
1st Aug 2025807 AMAQI
1st Aug 2025828 AMAQI
1st Aug 2025809 AMAQI
1st Aug 20258510 AMAQI
1st Aug 20258211 AMAQI
1st Aug 20257812 PMAQI
1st Aug 2025781 PMAQI
1st Aug 2025792 PMAQI
1st Aug 2025783 PMAQI
1st Aug 2025754 PMAQI
1st Aug 2025765 PMAQI
1st Aug 2025736 PMAQI
1st Aug 2025777 PMAQI
1st Aug 2025728 PMAQI
1st Aug 2025689 PMAQI
1st Aug 20257010 PMAQI
1st Aug 20256811 PMAQI
2nd Aug 20256612 AMAQI
2nd Aug 2025671 AMAQI
2nd Aug 2025662 AMAQI
2nd Aug 2025653 AMAQI
2nd Aug 2025614 AMAQI
2nd Aug 2025595 AMAQI

21°C14/28°C

2nd Aug 2025586 AMAQI
2nd Aug 2025567 AMAQI
2nd Aug 2025568 AMAQI
2nd Aug 2025539 AMAQI
2nd Aug 20254510 AMAQI
2nd Aug 20254011 AMAQI
2nd Aug 20253612 PMAQI
2nd Aug 2025341 PMAQI
2nd Aug 2025322 PMAQI
2nd Aug 2025313 PMAQI
2nd Aug 2025324 PMAQI
2nd Aug 2025305 PMAQI
2nd Aug 2025306 PMAQI
2nd Aug 2025477 PMAQI
2nd Aug 2025448 PMAQI
2nd Aug 2025329 PMAQI
2nd Aug 20253610 PMAQI
2nd Aug 20254011 PMAQI
3rd Aug 20254012 AMAQI
3rd Aug 2025381 AMAQI
3rd Aug 2025382 AMAQI
3rd Aug 2025383 AMAQI
3rd Aug 2025384 AMAQI
3rd Aug 2025415 AMAQI

20°C14/28°C

3rd Aug 2025406 AMAQI
3rd Aug 2025437 AMAQI
3rd Aug 2025408 AMAQI
3rd Aug 2025409 AMAQI
3rd Aug 20254210 AMAQI
3rd Aug 20254111 AMAQI
3rd Aug 20254112 PMAQI
3rd Aug 2025401 PMAQI
3rd Aug 2025422 PMAQI
3rd Aug 2025423 PMAQI
3rd Aug 2025404 PMAQI
3rd Aug 2025395 PMAQI
3rd Aug 2025396 PMAQI
3rd Aug 2025367 PMAQI
3rd Aug 2025388 PMAQI
3rd Aug 2025369 PMAQI
3rd Aug 20253610 PMAQI
3rd Aug 20253811 PMAQI
4th Aug 20253812 AMAQI
4th Aug 2025381 AMAQI
4th Aug 2025442 AMAQI
4th Aug 2025453 AMAQI
4th Aug 2025454 AMAQI
4th Aug 2025425 AMAQI

21°C12/31°C

4th Aug 2025436 AMAQI
4th Aug 2025437 AMAQI
4th Aug 2025448 AMAQI
4th Aug 2025469 AMAQI
4th Aug 20255110 AMAQI
4th Aug 20255111 AMAQI
4th Aug 20254612 PMAQI
4th Aug 2025431 PMAQI
4th Aug 2025432 PMAQI
4th Aug 2025403 PMAQI
4th Aug 2025404 PMAQI
4th Aug 2025395 PMAQI
4th Aug 2025406 PMAQI
4th Aug 2025457 PMAQI
4th Aug 2025428 PMAQI
4th Aug 2025469 PMAQI
4th Aug 20255410 PMAQI
4th Aug 20255211 PMAQI
5th Aug 20255212 AMAQI
5th Aug 2025521 AMAQI
5th Aug 2025532 AMAQI
5th Aug 2025523 AMAQI
5th Aug 2025534 AMAQI
5th Aug 2025515 AMAQI

22°C15/28°C

5th Aug 2025536 AMAQI
5th Aug 2025537 AMAQI
5th Aug 2025568 AMAQI
5th Aug 2025569 AMAQI
5th Aug 20255810 AMAQI
5th Aug 20255611 AMAQI
5th Aug 20255712 PMAQI
5th Aug 2025551 PMAQI
5th Aug 2025542 PMAQI
5th Aug 2025533 PMAQI
5th Aug 2025534 PMAQI
5th Aug 2025525 PMAQI
5th Aug 2025516 PMAQI
5th Aug 2025537 PMAQI
5th Aug 2025518 PMAQI
5th Aug 2025489 PMAQI
5th Aug 20254510 PMAQI
5th Aug 20254911 PMAQI
6th Aug 20255212 AMAQI
6th Aug 2025481 AMAQI
6th Aug 2025482 AMAQI
6th Aug 2025483 AMAQI
6th Aug 2025484 AMAQI
6th Aug 2025525 AMAQI

24°C18/30°C

6th Aug 2025526 AMAQI
6th Aug 2025527 AMAQI
6th Aug 2025548 AMAQI
6th Aug 2025529 AMAQI
6th Aug 20255310 AMAQI
6th Aug 20255111 AMAQI
6th Aug 20255112 PMAQI
6th Aug 2025501 PMAQI
6th Aug 2025502 PMAQI
6th Aug 2025473 PMAQI
6th Aug 2025434 PMAQI
6th Aug 2025425 PMAQI
6th Aug 2025406 PMAQI
6th Aug 2025507 PMAQI
6th Aug 2025488 PMAQI
6th Aug 2025449 PMAQI
6th Aug 20254510 PMAQI
6th Aug 20254711 PMAQI
7th Aug 20254912 AMAQI
7th Aug 2025451 AMAQI
7th Aug 2025492 AMAQI
7th Aug 2025523 AMAQI
7th Aug 2025494 AMAQI
7th Aug 2025505 AMAQI

25°C20/30°C

7th Aug 2025516 AMAQI
7th Aug 2025547 AMAQI
7th Aug 2025568 AMAQI
7th Aug 2025559 AMAQI
7th Aug 20255410 AMAQI
7th Aug 20255411 AMAQI
7th Aug 20255312 PMAQI
7th Aug 2025531 PMAQI
7th Aug 2025522 PMAQI
7th Aug 2025523 PMAQI
7th Aug 2025524 PMAQI
7th Aug 2025505 PMAQI
7th Aug 2025526 PMAQI
7th Aug 2025527 PMAQI
7th Aug 2025528 PMAQI
7th Aug 2025529 PMAQI
7th Aug 20255210 PMAQI
7th Aug 20255211 PMAQI
8th Aug 20255312 AMAQI
8th Aug 2025541 AMAQI
8th Aug 2025542 AMAQI
8th Aug 2025543 AMAQI
8th Aug 2025544 AMAQI
8th Aug 2025535 AMAQI

25°C19/32°C

8th Aug 2025546 AMAQI
8th Aug 2025547 AMAQI
8th Aug 2025548 AMAQI
8th Aug 2025519 AMAQI
8th Aug 20255210 AMAQI
8th Aug 20255111 AMAQI
8th Aug 20255112 PMAQI
8th Aug 2025511 PMAQI
8th Aug 2025522 PMAQI
8th Aug 2025533 PMAQI
8th Aug 2025524 PMAQI
8th Aug 2025535 PMAQI
8th Aug 2025526 PMAQI
8th Aug 2025527 PMAQI
8th Aug 2025528 PMAQI
8th Aug 2025529 PMAQI
8th Aug 20255210 PMAQI
8th Aug 20255311 PMAQI
9th Aug 20255412 AMAQI
9th Aug 2025541 AMAQI
9th Aug 2025542 AMAQI
9th Aug 2025533 AMAQI
9th Aug 2025524 AMAQI
9th Aug 2025545 AMAQI

27°C20/35°C

9th Aug 2025546 AMAQI
9th Aug 2025557 AMAQI
9th Aug 2025558 AMAQI
9th Aug 2025569 AMAQI
9th Aug 20255610 AMAQI
9th Aug 20255611 AMAQI
9th Aug 20255512 PMAQI
9th Aug 2025541 PMAQI
9th Aug 2025532 PMAQI
9th Aug 2025523 PMAQI
9th Aug 2025524 PMAQI
9th Aug 2025525 PMAQI
9th Aug 2025526 PMAQI
9th Aug 2025527 PMAQI
9th Aug 2025528 PMAQI
9th Aug 2025529 PMAQI
9th Aug 20255210 PMAQI
9th Aug 20255211 PMAQI
10th Aug 20255312 AMAQI
10th Aug 2025541 AMAQI
10th Aug 2025542 AMAQI
10th Aug 2025543 AMAQI
10th Aug 2025554 AMAQI
10th Aug 2025585 AMAQI

27°C20/34°C

10th Aug 2025576 AMAQI
10th Aug 2025567 AMAQI
10th Aug 2025578 AMAQI
10th Aug 2025579 AMAQI
10th Aug 20255710 AMAQI
10th Aug 20255711 AMAQI
10th Aug 20255612 PMAQI
10th Aug 2025561 PMAQI
10th Aug 2025542 PMAQI
10th Aug 2025553 PMAQI
10th Aug 2025544 PMAQI
10th Aug 2025545 PMAQI
10th Aug 2025546 PMAQI
10th Aug 2025547 PMAQI
10th Aug 2025558 PMAQI
10th Aug 2025549 PMAQI
10th Aug 20255410 PMAQI
10th Aug 20255411 PMAQI
11th Aug 20255612 AMAQI
11th Aug 2025561 AMAQI
11th Aug 2025562 AMAQI
11th Aug 2025583 AMAQI
11th Aug 2025564 AMAQI
11th Aug 2025555 AMAQI

27°C20/35°C

11th Aug 2025576 AMAQI
11th Aug 2025587 AMAQI
11th Aug 2025588 AMAQI
11th Aug 2025589 AMAQI
11th Aug 20255710 AMAQI
11th Aug 20255811 AMAQI
11th Aug 20255812 PMAQI
11th Aug 2025581 PMAQI
11th Aug 2025562 PMAQI
11th Aug 2025553 PMAQI
11th Aug 2025544 PMAQI
11th Aug 2025535 PMAQI
11th Aug 2025536 PMAQI
11th Aug 2025567 PMAQI
11th Aug 2025558 PMAQI
11th Aug 2025549 PMAQI
11th Aug 20255410 PMAQI
11th Aug 20255411 PMAQI
12th Aug 20255412 AMAQI
12th Aug 2025551 AMAQI
12th Aug 2025552 AMAQI
12th Aug 2025553 AMAQI
12th Aug 2025554 AMAQI
12th Aug 2025555 AMAQI

28°C22/35°C

12th Aug 2025546 AMAQI
12th Aug 2025557 AMAQI
12th Aug 2025568 AMAQI
12th Aug 2025559 AMAQI
12th Aug 20255510 AMAQI
12th Aug 20255311 AMAQI
12th Aug 20255212 PMAQI
12th Aug 2025521 PMAQI
12th Aug 2025512 PMAQI
12th Aug 2025483 PMAQI
12th Aug 2025454 PMAQI
12th Aug 2025405 PMAQI
12th Aug 2025376 PMAQI
12th Aug 2025537 PMAQI
12th Aug 2025468 PMAQI
12th Aug 2025369 PMAQI
12th Aug 20253210 PMAQI
12th Aug 20253011 PMAQI
13th Aug 20252612 AMAQI
13th Aug 2025241 AMAQI
13th Aug 2025202 AMAQI
13th Aug 2025213 AMAQI
13th Aug 2025224 AMAQI
13th Aug 2025225 AMAQI

29°C22/37°C

13th Aug 2025236 AMAQI
13th Aug 2025257 AMAQI
13th Aug 2025288 AMAQI
13th Aug 2025339 AMAQI
13th Aug 20253810 AMAQI
13th Aug 20254011 AMAQI
13th Aug 20253912 PMAQI
13th Aug 2025361 PMAQI
13th Aug 2025382 PMAQI
13th Aug 2025383 PMAQI
13th Aug 2025374 PMAQI
13th Aug 2025385 PMAQI
13th Aug 2025396 PMAQI
13th Aug 2025337 PMAQI
13th Aug 2025358 PMAQI
13th Aug 2025369 PMAQI
13th Aug 20253610 PMAQI
13th Aug 20253611 PMAQI
14th Aug 20254012 AMAQI
14th Aug 2025441 AMAQI
14th Aug 2025522 AMAQI
14th Aug 2025523 AMAQI
14th Aug 2025564 AMAQI
14th Aug 2025585 AMAQI

27°C21/31°C

14th Aug 2025626 AMAQI
6 AM
14th Aug 2025637 AMAQI
14th Aug 2025648 AMAQI
14th Aug 2025639 AMAQI
14th Aug 20256210 AMAQI
14th Aug 20256411 AMAQI
14th Aug 20256612 PMAQI
1 PM
8 PM
1 AM
5 AM

--°C/°C

Day time
Avg. Highest Time
6 AM - 8 PM

48AQI

15 hours / Day
450 hours / Month
Avg. Lowest Time
6 AM - 8 PM

48AQI

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. 48), while the lowest AQI was between 6 AM to 8 PM (Avg. 48).
Night time
Avg. Highest Time
12 AM - 11 PM

46AQI

9 hours / Day
270 hours / Month
Avg. Lowest Time
12 AM - 11 PM

46AQI

9 hours / Day
270 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 11 PM (Avg. 46), while the lowest AQI was between 12 AM to 11 PM (Avg. 46).

2025 Days Vs Air Quality

Downtown, Dayton, Ohio, United States

2025

71%

99

29%

40

0.7%

1

Total number of days with different AQI categories in last 226 days in 2025 (139 days remaining)

Good
99 Days
Moderate
40 Days
Poor
1 Days
Unhealthy
0 Days
Severe
0 Days
Hazardous
0 Days

Under WHO’s Safe Air Quality Limits: 71%

Health Risk Level:

Low

In 2025, 71% of 226 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

Downtown, Dayton, Ohio, 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
37AQI
2nd March 2025
39AQI
3rd March 2025
59AQI
4th March 2025
42AQI
5th March 2025
18AQI
1st April 2025
26AQI
2nd April 2025
29AQI
3rd April 2025
24AQI
4th April 2025
24AQI
5th April 2025
18AQI
6th April 2025
21AQI
7th April 2025
30AQI
8th April 2025
16AQI
9th April 2025
28AQI
10th April 2025
33AQI
11th April 2025
44AQI
12th April 2025
45AQI
13th April 2025
39AQI
14th April 2025
42AQI
15th April 2025
23AQI
16th April 2025
24AQI
17th April 2025
38AQI
18th April 2025
50AQI
19th April 2025
40AQI
20th April 2025
37AQI
21st April 2025
38AQI
22nd April 2025
24AQI
23rd April 2025
40AQI
24th April 2025
43AQI
25th April 2025
27AQI
26th April 2025
27AQI
27th April 2025
21AQI
28th April 2025
25AQI
29th April 2025
44AQI
30th April 2025
22AQI
1st May 2025
34AQI
2nd May 2025
34AQI
3rd May 2025
22AQI
4th May 2025
21AQI
5th May 2025
17AQI
6th May 2025
21AQI
7th May 2025
32AQI
8th May 2025
33AQI
9th May 2025
29AQI
10th May 2025
41AQI
11th May 2025
41AQI
12th May 2025
30AQI
13th May 2025
23AQI
14th May 2025
34AQI
15th May 2025
43AQI
16th May 2025
54AQI
17th May 2025
25AQI
18th May 2025
18AQI
19th May 2025
24AQI
20th May 2025
24AQI
21st May 2025
23AQI
22nd May 2025
15AQI
23rd May 2025
16AQI
24th May 2025
18AQI
25th May 2025
30AQI
26th May 2025
23AQI
27th May 2025
21AQI
28th May 2025
19AQI
29th May 2025
32AQI
30th May 2025
36AQI
31st May 2025
44AQI
1st June 2025
30AQI
2nd June 2025
46AQI
3rd June 2025
57AQI
4th June 2025
75AQI
5th June 2025
63AQI
6th June 2025
45AQI
7th June 2025
64AQI
8th June 2025
58AQI
9th June 2025
53AQI
10th June 2025
57AQI
11th June 2025
62AQI
12th June 2025
73AQI
13th June 2025
82AQI
14th June 2025
46AQI
15th June 2025
40AQI
16th June 2025
43AQI
17th June 2025
34AQI
18th June 2025
39AQI
19th June 2025
27AQI
20th June 2025
38AQI
21st June 2025
51AQI
22nd June 2025
52AQI
23rd June 2025
61AQI
24th June 2025
62AQI
25th June 2025
59AQI
26th June 2025
53AQI
27th June 2025
48AQI
28th June 2025
43AQI
29th June 2025
40AQI
30th June 2025
33AQI
1st July 2025
31AQI
2nd July 2025
43AQI
3rd July 2025
52AQI
4th July 2025
64AQI
5th July 2025
117AQI
6th July 2025
67AQI
7th July 2025
52AQI
8th July 2025
52AQI
9th July 2025
63AQI
10th July 2025
53AQI
11th July 2025
52AQI
12th July 2025
52AQI
13th July 2025
42AQI
14th July 2025
57AQI
15th July 2025
62AQI
16th July 2025
41AQI
17th July 2025
30AQI
18th July 2025
24AQI
19th July 2025
33AQI
20th July 2025
34AQI
21st July 2025
45AQI
22nd July 2025
71AQI
23rd July 2025
60AQI
24th July 2025
59AQI
25th July 2025
54AQI
26th July 2025
44AQI
27th July 2025
27AQI
28th July 2025
28AQI
29th July 2025
37AQI
30th July 2025
48AQI
31st July 2025
50AQI
1st August 2025
76AQI
2nd August 2025
48AQI
3rd August 2025
39AQI
4th August 2025
44AQI
5th August 2025
52AQI
6th August 2025
48AQI
7th August 2025
51AQI
8th August 2025
53AQI
9th August 2025
53AQI
10th August 2025
55AQI
11th August 2025
56AQI
12th August 2025
49AQI
13th August 2025
30AQI

39AQI

31AQI

28AQI

51AQI

50AQI

50AQI

No. of days

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

202541AQI

4
1
30
30
1
14
16
15
15
1
6
7
99
40
1

Highest AQI recorded in

June

51AQI

Lowest AQI recorded in

May

28AQI

Most & Least Polluted Years Over the Last 1 Years

Most Polluted Year Recorded
2025(Avg.)
41AQI
Least Polluted Year Recorded
2025(Avg.)
41AQI

Downtown's annual 2025 AQI (41) shows an average percentage change of NaN% (improved AQI) compared to previous years: .