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HistoryAQIPM2.5PM10COSO2NO2O3

Ouray, Utah, 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

Ouray, Utah, United States

2025
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
6th Aug 2025
67AQI
Lowest AQI recorded on
3rd Aug 2025
31AQI

Same Day Analysis (9th August ):
On this day, AQI across the 1 years varied significantly: 2025 ranks 1st highest AQI at 39 of Good air quality on the same day.

Download 2024 Annual Data

World Air Quality Report

Globe

Day & Night AQI Trend: 9th Aug - 10th Aug 2025

Ouray, Utah, United States

AQI
Day
Night
.

6 AM9th Aug 2025

8 PM

5 AM10th Aug 2025

Day time
Avg. Highest Time
9AM9th Aug

44AQI

Avg. Lowest Time
8PM9th Aug

37AQI

Night time
Avg. Highest Time
2AM10th Aug

43AQI

Avg. Lowest Time
10PM9th Aug

34AQI

In the last 24 hours,

Ouray's AQI reached its highest point of 44 at 9 AM during the Day, while the lowest point, 34, was recorded at 10 PM during the Night between 9th Aug and 10th Aug 2025.

Day & Night AQI Trend : Jul - Aug 2025

Ouray, Utah, United States

JulAug
11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 31st31st - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th - 06th06th - 07th07th - 08th08th - 09th09th - 10th10th
Day
Night
11th Jul 2025506 AMAQI
11th Jul 2025527 AMAQI
11th Jul 2025528 AMAQI
11th Jul 2025529 AMAQI
11th Jul 20255310 AMAQI
11th Jul 20255211 AMAQI
11th Jul 20255212 PMAQI
11th Jul 2025481 PMAQI
11th Jul 2025462 PMAQI
11th Jul 2025443 PMAQI
11th Jul 2025444 PMAQI
11th Jul 2025455 PMAQI
11th Jul 2025466 PMAQI
11th Jul 2025497 PMAQI
11th Jul 2025498 PMAQI
11th Jul 2025579 PMAQI
11th Jul 20255510 PMAQI
11th Jul 20255611 PMAQI
12th Jul 20255612 AMAQI
12th Jul 2025581 AMAQI
12th Jul 2025562 AMAQI
12th Jul 2025543 AMAQI
12th Jul 2025544 AMAQI
12th Jul 2025515 AMAQI

--°C/°C

12th Jul 2025506 AMAQI
12th Jul 2025507 AMAQI
12th Jul 2025528 AMAQI
12th Jul 2025509 AMAQI
12th Jul 20255010 AMAQI
12th Jul 20255111 AMAQI
12th Jul 20255112 PMAQI
12th Jul 2025521 PMAQI
12th Jul 2025522 PMAQI
12th Jul 2025513 PMAQI
12th Jul 2025494 PMAQI
12th Jul 2025465 PMAQI
12th Jul 2025446 PMAQI
12th Jul 2025487 PMAQI
12th Jul 2025488 PMAQI
12th Jul 2025409 PMAQI
12th Jul 20254010 PMAQI
12th Jul 20254411 PMAQI
13th Jul 20254212 AMAQI
13th Jul 2025441 AMAQI
13th Jul 2025432 AMAQI
13th Jul 2025443 AMAQI
13th Jul 2025424 AMAQI
13th Jul 2025425 AMAQI

25°C12/35°C

13th Jul 2025426 AMAQI
13th Jul 2025407 AMAQI
13th Jul 2025418 AMAQI
13th Jul 2025429 AMAQI
13th Jul 20254410 AMAQI
13th Jul 20254411 AMAQI
13th Jul 20254412 PMAQI
13th Jul 2025401 PMAQI
13th Jul 2025422 PMAQI
13th Jul 2025413 PMAQI
13th Jul 2025384 PMAQI
13th Jul 2025395 PMAQI
13th Jul 2025386 PMAQI
13th Jul 2025407 PMAQI
13th Jul 2025408 PMAQI
13th Jul 2025389 PMAQI
13th Jul 20253610 PMAQI
13th Jul 20253611 PMAQI
14th Jul 20254012 AMAQI
14th Jul 2025421 AMAQI
14th Jul 2025502 AMAQI
14th Jul 2025433 AMAQI
14th Jul 2025394 AMAQI
14th Jul 2025365 AMAQI

26°C14/37°C

14th Jul 2025366 AMAQI
14th Jul 2025367 AMAQI
14th Jul 2025418 AMAQI
14th Jul 2025429 AMAQI
14th Jul 20254610 AMAQI
14th Jul 20255211 AMAQI
14th Jul 20254812 PMAQI
14th Jul 2025431 PMAQI
14th Jul 2025402 PMAQI
14th Jul 2025423 PMAQI
14th Jul 2025424 PMAQI
14th Jul 2025375 PMAQI
14th Jul 2025396 PMAQI
14th Jul 2025417 PMAQI
14th Jul 2025418 PMAQI
14th Jul 2025349 PMAQI
14th Jul 20253210 PMAQI
14th Jul 20253211 PMAQI
15th Jul 20253212 AMAQI
15th Jul 2025321 AMAQI
15th Jul 2025292 AMAQI
15th Jul 2025283 AMAQI
15th Jul 2025304 AMAQI
15th Jul 2025325 AMAQI

26°C15/37°C

15th Jul 2025396 AMAQI
15th Jul 2025407 AMAQI
15th Jul 2025418 AMAQI
15th Jul 2025419 AMAQI
15th Jul 20254410 AMAQI
15th Jul 20254711 AMAQI
15th Jul 20255012 PMAQI
15th Jul 2025441 PMAQI
15th Jul 2025432 PMAQI
15th Jul 2025443 PMAQI
15th Jul 2025444 PMAQI
15th Jul 2025415 PMAQI
15th Jul 2025416 PMAQI
15th Jul 2025417 PMAQI
15th Jul 2025418 PMAQI
15th Jul 2025419 PMAQI
15th Jul 20254510 PMAQI
15th Jul 20254811 PMAQI
16th Jul 20254612 AMAQI
16th Jul 2025481 AMAQI
16th Jul 2025492 AMAQI
16th Jul 2025503 AMAQI
16th Jul 2025464 AMAQI
16th Jul 2025485 AMAQI

24°C14/36°C

16th Jul 2025466 AMAQI
16th Jul 2025497 AMAQI
16th Jul 2025528 AMAQI
16th Jul 2025529 AMAQI
16th Jul 20255210 AMAQI
16th Jul 20255211 AMAQI
16th Jul 20255212 PMAQI
16th Jul 2025521 PMAQI
16th Jul 2025522 PMAQI
16th Jul 2025523 PMAQI
16th Jul 2025514 PMAQI
16th Jul 2025525 PMAQI
16th Jul 2025516 PMAQI
16th Jul 2025507 PMAQI
16th Jul 2025498 PMAQI
16th Jul 2025529 PMAQI
16th Jul 20255010 PMAQI
16th Jul 20254911 PMAQI
17th Jul 20254912 AMAQI
17th Jul 2025511 AMAQI
17th Jul 2025522 AMAQI
17th Jul 2025503 AMAQI
17th Jul 2025524 AMAQI
17th Jul 2025525 AMAQI

23°C15/34°C

17th Jul 2025526 AMAQI
17th Jul 2025547 AMAQI
17th Jul 2025548 AMAQI
17th Jul 2025569 AMAQI
17th Jul 20255810 AMAQI
17th Jul 20255811 AMAQI
17th Jul 20255912 PMAQI
17th Jul 2025601 PMAQI
17th Jul 2025592 PMAQI
17th Jul 2025603 PMAQI
17th Jul 2025594 PMAQI
17th Jul 2025605 PMAQI
17th Jul 2025616 PMAQI
17th Jul 2025567 PMAQI
17th Jul 2025568 PMAQI
17th Jul 2025589 PMAQI
17th Jul 20255610 PMAQI
17th Jul 20255511 PMAQI
18th Jul 20255412 AMAQI
18th Jul 2025541 AMAQI
18th Jul 2025532 AMAQI
18th Jul 2025493 AMAQI
18th Jul 2025514 AMAQI
18th Jul 2025525 AMAQI

24°C13/36°C

18th Jul 2025526 AMAQI
18th Jul 2025547 AMAQI
18th Jul 2025548 AMAQI
18th Jul 2025549 AMAQI
18th Jul 20255610 AMAQI
18th Jul 20255711 AMAQI
18th Jul 20255612 PMAQI
18th Jul 2025551 PMAQI
18th Jul 2025552 PMAQI
18th Jul 2025543 PMAQI
18th Jul 2025544 PMAQI
18th Jul 2025535 PMAQI
18th Jul 2025526 PMAQI
18th Jul 2025547 PMAQI
18th Jul 2025548 PMAQI
18th Jul 2025529 PMAQI
18th Jul 20255210 PMAQI
18th Jul 20255211 PMAQI
19th Jul 20255112 AMAQI
19th Jul 2025521 AMAQI
19th Jul 2025432 AMAQI
19th Jul 2025463 AMAQI
19th Jul 2025444 AMAQI
19th Jul 2025465 AMAQI

25°C16/34°C

19th Jul 2025506 AMAQI
19th Jul 2025517 AMAQI
19th Jul 2025508 AMAQI
19th Jul 2025499 AMAQI
19th Jul 20255010 AMAQI
19th Jul 20255011 AMAQI
19th Jul 20255212 PMAQI
19th Jul 2025491 PMAQI
19th Jul 2025462 PMAQI
19th Jul 2025473 PMAQI
19th Jul 2025464 PMAQI
19th Jul 2025445 PMAQI
19th Jul 2025426 PMAQI
19th Jul 2025457 PMAQI
19th Jul 2025438 PMAQI
19th Jul 2025399 PMAQI
19th Jul 20254010 PMAQI
19th Jul 20253811 PMAQI
20th Jul 20253812 AMAQI
20th Jul 2025381 AMAQI
20th Jul 2025432 AMAQI
20th Jul 2025443 AMAQI
20th Jul 2025434 AMAQI
20th Jul 2025455 AMAQI

22°C16/33°C

20th Jul 2025446 AMAQI
20th Jul 2025447 AMAQI
20th Jul 2025478 AMAQI
20th Jul 2025459 AMAQI
20th Jul 20254610 AMAQI
20th Jul 20254311 AMAQI
20th Jul 20254212 PMAQI
20th Jul 2025401 PMAQI
20th Jul 2025372 PMAQI
20th Jul 2025383 PMAQI
20th Jul 2025394 PMAQI
20th Jul 2025375 PMAQI
20th Jul 2025386 PMAQI
20th Jul 2025417 PMAQI
20th Jul 2025408 PMAQI
20th Jul 2025369 PMAQI
20th Jul 20253610 PMAQI
20th Jul 20253711 PMAQI
21st Jul 20253712 AMAQI
21st Jul 2025371 AMAQI
21st Jul 2025302 AMAQI
21st Jul 2025323 AMAQI
21st Jul 2025364 AMAQI
21st Jul 2025345 AMAQI

25°C14/35°C

21st Jul 2025306 AMAQI
21st Jul 2025327 AMAQI
21st Jul 2025338 AMAQI
21st Jul 2025349 AMAQI
21st Jul 20253710 AMAQI
21st Jul 20254111 AMAQI
21st Jul 20254612 PMAQI
21st Jul 2025431 PMAQI
21st Jul 2025402 PMAQI
21st Jul 2025403 PMAQI
21st Jul 2025354 PMAQI
21st Jul 2025345 PMAQI
21st Jul 2025326 PMAQI
21st Jul 2025337 PMAQI
21st Jul 2025328 PMAQI
21st Jul 2025329 PMAQI
21st Jul 20253410 PMAQI
21st Jul 20253411 PMAQI
22nd Jul 20253612 AMAQI
22nd Jul 2025361 AMAQI
22nd Jul 2025342 AMAQI
22nd Jul 2025353 AMAQI
22nd Jul 2025344 AMAQI
22nd Jul 2025355 AMAQI

23°C15/34°C

22nd Jul 2025326 AMAQI
22nd Jul 2025347 AMAQI
22nd Jul 2025348 AMAQI
22nd Jul 2025359 AMAQI
22nd Jul 20253710 AMAQI
22nd Jul 20253711 AMAQI
22nd Jul 20253812 PMAQI
22nd Jul 2025371 PMAQI
22nd Jul 2025382 PMAQI
22nd Jul 2025393 PMAQI
22nd Jul 2025384 PMAQI
22nd Jul 2025385 PMAQI
22nd Jul 2025366 PMAQI
22nd Jul 2025377 PMAQI
22nd Jul 2025358 PMAQI
22nd Jul 2025329 PMAQI
22nd Jul 20253010 PMAQI
22nd Jul 20253211 PMAQI
23rd Jul 20253212 AMAQI
23rd Jul 2025311 AMAQI
23rd Jul 2025282 AMAQI
23rd Jul 2025283 AMAQI
23rd Jul 2025274 AMAQI
23rd Jul 2025255 AMAQI

26°C16/34°C

23rd Jul 2025236 AMAQI
23rd Jul 2025267 AMAQI
23rd Jul 2025278 AMAQI
23rd Jul 2025309 AMAQI
23rd Jul 20253310 AMAQI
23rd Jul 20253511 AMAQI
23rd Jul 20253812 PMAQI
23rd Jul 2025381 PMAQI
23rd Jul 2025362 PMAQI
23rd Jul 2025363 PMAQI
23rd Jul 2025344 PMAQI
23rd Jul 2025325 PMAQI
23rd Jul 2025326 PMAQI
23rd Jul 2025327 PMAQI
23rd Jul 2025348 PMAQI
23rd Jul 2025419 PMAQI
23rd Jul 20254210 PMAQI
23rd Jul 20254211 PMAQI
24th Jul 20253612 AMAQI
24th Jul 2025341 AMAQI
24th Jul 2025352 AMAQI
24th Jul 2025353 AMAQI
24th Jul 2025364 AMAQI
24th Jul 2025325 AMAQI

25°C13/34°C

24th Jul 2025306 AMAQI
24th Jul 2025327 AMAQI
24th Jul 2025348 AMAQI
24th Jul 2025349 AMAQI
24th Jul 20253410 AMAQI
24th Jul 20253511 AMAQI
24th Jul 20254012 PMAQI
24th Jul 2025421 PMAQI
24th Jul 2025422 PMAQI
24th Jul 2025393 PMAQI
24th Jul 2025384 PMAQI
24th Jul 2025385 PMAQI
24th Jul 2025426 PMAQI
24th Jul 2025387 PMAQI
24th Jul 2025398 PMAQI
24th Jul 2025439 PMAQI
24th Jul 20254410 PMAQI
24th Jul 20254511 PMAQI
25th Jul 20254312 AMAQI
25th Jul 2025471 AMAQI
25th Jul 2025552 AMAQI
25th Jul 2025483 AMAQI
25th Jul 2025484 AMAQI
25th Jul 2025505 AMAQI

25°C15/35°C

25th Jul 2025426 AMAQI
25th Jul 2025437 AMAQI
25th Jul 2025428 AMAQI
25th Jul 2025449 AMAQI
25th Jul 20254410 AMAQI
25th Jul 20254811 AMAQI
25th Jul 20254812 PMAQI
25th Jul 2025451 PMAQI
25th Jul 2025462 PMAQI
25th Jul 2025443 PMAQI
25th Jul 2025464 PMAQI
25th Jul 2025485 PMAQI
25th Jul 2025496 PMAQI
25th Jul 2025477 PMAQI
25th Jul 2025468 PMAQI
25th Jul 2025489 PMAQI
25th Jul 20254910 PMAQI
25th Jul 20255111 PMAQI
26th Jul 20255112 AMAQI
26th Jul 2025511 AMAQI
26th Jul 2025522 AMAQI
26th Jul 2025563 AMAQI
26th Jul 2025564 AMAQI
26th Jul 2025505 AMAQI

24°C13/34°C

26th Jul 2025466 AMAQI
26th Jul 2025467 AMAQI
26th Jul 2025488 AMAQI
26th Jul 2025509 AMAQI
26th Jul 20255210 AMAQI
26th Jul 20255211 AMAQI
26th Jul 20255212 PMAQI
26th Jul 2025521 PMAQI
26th Jul 2025522 PMAQI
26th Jul 2025523 PMAQI
26th Jul 2025504 PMAQI
26th Jul 2025495 PMAQI
26th Jul 2025486 PMAQI
26th Jul 2025497 PMAQI
26th Jul 2025508 PMAQI
26th Jul 2025459 PMAQI
26th Jul 20254010 PMAQI
26th Jul 20254111 PMAQI
27th Jul 20254212 AMAQI
27th Jul 2025441 AMAQI
27th Jul 2025462 AMAQI
27th Jul 2025453 AMAQI
27th Jul 2025504 AMAQI
27th Jul 2025445 AMAQI

24°C13/34°C

27th Jul 2025436 AMAQI
27th Jul 2025387 AMAQI
27th Jul 2025408 AMAQI
27th Jul 2025389 AMAQI
27th Jul 20254110 AMAQI
27th Jul 20254811 AMAQI
27th Jul 20254612 PMAQI
27th Jul 2025421 PMAQI
27th Jul 2025372 PMAQI
27th Jul 2025363 PMAQI
27th Jul 2025344 PMAQI
27th Jul 2025365 PMAQI
27th Jul 2025366 PMAQI
27th Jul 2025387 PMAQI
27th Jul 2025388 PMAQI
27th Jul 2025329 PMAQI
27th Jul 20253110 PMAQI
27th Jul 20253411 PMAQI
28th Jul 20253712 AMAQI
28th Jul 2025381 AMAQI
28th Jul 2025452 AMAQI
28th Jul 2025383 AMAQI
28th Jul 2025354 AMAQI
28th Jul 2025435 AMAQI

24°C10/35°C

28th Jul 2025496 AMAQI
28th Jul 2025487 AMAQI
28th Jul 2025528 AMAQI
28th Jul 2025549 AMAQI
28th Jul 20255610 AMAQI
28th Jul 20255611 AMAQI
28th Jul 20255412 PMAQI
28th Jul 2025551 PMAQI
28th Jul 2025542 PMAQI
28th Jul 2025493 PMAQI
28th Jul 2025444 PMAQI
28th Jul 2025425 PMAQI
28th Jul 2025396 PMAQI
28th Jul 2025427 PMAQI
28th Jul 2025408 PMAQI
28th Jul 2025409 PMAQI
28th Jul 20254410 PMAQI
28th Jul 20255011 PMAQI
29th Jul 20255212 AMAQI
29th Jul 2025521 AMAQI
29th Jul 2025532 AMAQI
29th Jul 2025523 AMAQI
29th Jul 2025544 AMAQI
29th Jul 2025565 AMAQI

25°C12/36°C

29th Jul 2025556 AMAQI
29th Jul 2025647 AMAQI
29th Jul 2025568 AMAQI
29th Jul 2025589 AMAQI
29th Jul 20255810 AMAQI
29th Jul 20256211 AMAQI
29th Jul 20256212 PMAQI
29th Jul 2025611 PMAQI
29th Jul 2025602 PMAQI
29th Jul 2025563 PMAQI
29th Jul 2025564 PMAQI
29th Jul 2025555 PMAQI
29th Jul 2025526 PMAQI
29th Jul 2025527 PMAQI
29th Jul 2025528 PMAQI
29th Jul 2025499 PMAQI
29th Jul 20255010 PMAQI
29th Jul 20255011 PMAQI
30th Jul 20254712 AMAQI
30th Jul 2025481 AMAQI
30th Jul 2025402 AMAQI
30th Jul 2025363 AMAQI
30th Jul 2025374 AMAQI
30th Jul 2025355 AMAQI

25°C13/37°C

30th Jul 2025426 AMAQI
30th Jul 2025477 AMAQI
30th Jul 2025508 AMAQI
30th Jul 2025529 AMAQI
30th Jul 20255310 AMAQI
30th Jul 20255511 AMAQI
30th Jul 20255612 PMAQI
30th Jul 2025551 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 20255310 PMAQI
30th Jul 20255311 PMAQI
31st Jul 20255312 AMAQI
31st Jul 2025531 AMAQI
31st Jul 2025532 AMAQI
31st Jul 2025483 AMAQI
31st Jul 2025464 AMAQI
31st Jul 2025455 AMAQI

25°C14/36°C

31st Jul 2025486 AMAQI
31st Jul 2025497 AMAQI
31st Jul 2025528 AMAQI
31st Jul 2025539 AMAQI
31st Jul 20255410 AMAQI
31st Jul 20255511 AMAQI
31st Jul 20255512 PMAQI
31st Jul 2025541 PMAQI
31st Jul 2025532 PMAQI
31st Jul 2025523 PMAQI
31st Jul 2025504 PMAQI
31st Jul 2025495 PMAQI
31st Jul 2025466 PMAQI
31st Jul 2025527 PMAQI
31st Jul 2025518 PMAQI
31st Jul 2025509 PMAQI
31st Jul 20254610 PMAQI
31st Jul 20254111 PMAQI
1st Aug 20253812 AMAQI
1st Aug 2025381 AMAQI
1st Aug 2025342 AMAQI
1st Aug 2025343 AMAQI
1st Aug 2025344 AMAQI
1st Aug 2025365 AMAQI

24°C13/35°C

1st Aug 2025406 AMAQI
1st Aug 2025407 AMAQI
1st Aug 2025488 AMAQI
1st Aug 2025509 AMAQI
1st Aug 20255210 AMAQI
1st Aug 20255411 AMAQI
1st Aug 20255412 PMAQI
1st Aug 2025521 PMAQI
1st Aug 2025522 PMAQI
1st Aug 2025503 PMAQI
1st Aug 2025464 PMAQI
1st Aug 2025445 PMAQI
1st Aug 2025406 PMAQI
1st Aug 2025437 PMAQI
1st Aug 2025398 PMAQI
1st Aug 2025359 PMAQI
1st Aug 20253410 PMAQI
1st Aug 20253511 PMAQI
2nd Aug 20253412 AMAQI
2nd Aug 2025341 AMAQI
2nd Aug 2025332 AMAQI
2nd Aug 2025333 AMAQI
2nd Aug 2025314 AMAQI
2nd Aug 2025325 AMAQI

23°C10/35°C

2nd Aug 2025346 AMAQI
2nd Aug 2025347 AMAQI
2nd Aug 2025388 AMAQI
2nd Aug 2025369 AMAQI
2nd Aug 20253810 AMAQI
2nd Aug 20253811 AMAQI
2nd Aug 20254412 PMAQI
2nd Aug 2025441 PMAQI
2nd Aug 2025442 PMAQI
2nd Aug 2025423 PMAQI
2nd Aug 2025364 PMAQI
2nd Aug 2025345 PMAQI
2nd Aug 2025326 PMAQI
2nd Aug 2025357 PMAQI
2nd Aug 2025348 PMAQI
2nd Aug 2025409 PMAQI
2nd Aug 20254610 PMAQI
2nd Aug 20254011 PMAQI
3rd Aug 20253612 AMAQI
3rd Aug 2025301 AMAQI
3rd Aug 2025282 AMAQI
3rd Aug 2025263 AMAQI
3rd Aug 2025264 AMAQI
3rd Aug 2025305 AMAQI

24°C14/35°C

3rd Aug 2025286 AMAQI
3rd Aug 2025307 AMAQI
3rd Aug 2025308 AMAQI
3rd Aug 2025379 AMAQI
3rd Aug 20253910 AMAQI
3rd Aug 20253911 AMAQI
3rd Aug 20253712 PMAQI
3rd Aug 2025361 PMAQI
3rd Aug 2025382 PMAQI
3rd Aug 2025323 PMAQI
3rd Aug 2025344 PMAQI
3rd Aug 2025385 PMAQI
3rd Aug 2025346 PMAQI
3rd Aug 2025307 PMAQI
3rd Aug 2025308 PMAQI
3rd Aug 2025269 PMAQI
3rd Aug 20252810 PMAQI
3rd Aug 20252611 PMAQI
4th Aug 20252712 AMAQI
4th Aug 2025281 AMAQI
4th Aug 2025282 AMAQI
4th Aug 2025343 AMAQI
4th Aug 2025364 AMAQI
4th Aug 2025345 AMAQI

23°C12/34°C

4th Aug 2025366 AMAQI
4th Aug 2025367 AMAQI
4th Aug 2025378 AMAQI
4th Aug 2025409 AMAQI
4th Aug 20254410 AMAQI
4th Aug 20254711 AMAQI
4th Aug 20254512 PMAQI
4th Aug 2025511 PMAQI
4th Aug 2025542 PMAQI
4th Aug 2025543 PMAQI
4th Aug 2025544 PMAQI
4th Aug 2025525 PMAQI
4th Aug 2025526 PMAQI
4th Aug 2025387 PMAQI
4th Aug 2025468 PMAQI
4th Aug 2025549 PMAQI
4th Aug 20255410 PMAQI
4th Aug 20255511 PMAQI
5th Aug 20255312 AMAQI
5th Aug 2025511 AMAQI
5th Aug 2025522 AMAQI
5th Aug 2025503 AMAQI
5th Aug 2025484 AMAQI
5th Aug 2025505 AMAQI

24°C11/36°C

5th Aug 2025486 AMAQI
5th Aug 2025507 AMAQI
5th Aug 2025548 AMAQI
5th Aug 2025559 AMAQI
5th Aug 20255910 AMAQI
5th Aug 20256011 AMAQI
5th Aug 20255912 PMAQI
5th Aug 2025581 PMAQI
5th Aug 2025602 PMAQI
5th Aug 2025603 PMAQI
5th Aug 2025574 PMAQI
5th Aug 2025575 PMAQI
5th Aug 2025566 PMAQI
5th Aug 2025567 PMAQI
5th Aug 2025548 PMAQI
5th Aug 2025569 PMAQI
5th Aug 20255810 PMAQI
5th Aug 20255711 PMAQI
6th Aug 20256012 AMAQI
6th Aug 2025621 AMAQI
6th Aug 2025662 AMAQI
6th Aug 2025723 AMAQI
6th Aug 2025714 AMAQI
6th Aug 2025815 AMAQI

24°C9/36°C

6th Aug 2025906 AMAQI
6th Aug 2025947 AMAQI
6th Aug 2025968 AMAQI
6th Aug 2025919 AMAQI
6th Aug 20258810 AMAQI
6th Aug 20258411 AMAQI
6th Aug 20258012 PMAQI
6th Aug 2025741 PMAQI
6th Aug 2025702 PMAQI
6th Aug 2025603 PMAQI
6th Aug 2025544 PMAQI
6th Aug 2025555 PMAQI
6th Aug 2025536 PMAQI
6th Aug 2025617 PMAQI
6th Aug 2025568 PMAQI
6th Aug 2025499 PMAQI
6th Aug 20255010 PMAQI
6th Aug 20255211 PMAQI
7th Aug 20255512 AMAQI
7th Aug 2025581 AMAQI
7th Aug 2025532 AMAQI
7th Aug 2025523 AMAQI
7th Aug 2025504 AMAQI
7th Aug 2025505 AMAQI

24°C10/37°C

7th Aug 2025556 AMAQI
7th Aug 2025557 AMAQI
7th Aug 2025558 AMAQI
7th Aug 2025559 AMAQI
7th Aug 20255410 AMAQI
7th Aug 20255611 AMAQI
7th Aug 20255412 PMAQI
7th Aug 2025551 PMAQI
7th Aug 2025522 PMAQI
7th Aug 2025483 PMAQI
7th Aug 2025504 PMAQI
7th Aug 2025465 PMAQI
7th Aug 2025446 PMAQI
7th Aug 2025507 PMAQI
7th Aug 2025508 PMAQI
7th Aug 2025469 PMAQI
7th Aug 20254810 PMAQI
7th Aug 20255211 PMAQI
8th Aug 20254912 AMAQI
8th Aug 2025501 AMAQI
8th Aug 2025522 AMAQI
8th Aug 2025543 AMAQI
8th Aug 2025544 AMAQI
8th Aug 2025545 AMAQI

27°C13/37°C

8th Aug 2025546 AMAQI
8th Aug 2025537 AMAQI
8th Aug 2025538 AMAQI
8th Aug 2025549 AMAQI
8th Aug 20255410 AMAQI
8th Aug 20255611 AMAQI
8th Aug 20255512 PMAQI
8th Aug 2025541 PMAQI
8th Aug 2025582 PMAQI
8th Aug 2025573 PMAQI
8th Aug 2025544 PMAQI
8th Aug 2025525 PMAQI
8th Aug 2025526 PMAQI
8th Aug 2025527 PMAQI
8th Aug 2025508 PMAQI
8th Aug 2025419 PMAQI
8th Aug 20254010 PMAQI
8th Aug 20254011 PMAQI
9th Aug 20254212 AMAQI
9th Aug 2025431 AMAQI
9th Aug 2025312 AMAQI
9th Aug 2025303 AMAQI
9th Aug 2025324 AMAQI
9th Aug 2025405 AMAQI

24°C12/33°C

9th Aug 2025406 AMAQI
9th Aug 2025427 AMAQI
9th Aug 2025438 AMAQI
9th Aug 2025449 AMAQI
9th Aug 20254310 AMAQI
9th Aug 20254211 AMAQI
9th Aug 20254312 PMAQI
9th Aug 2025441 PMAQI
9th Aug 2025402 PMAQI
9th Aug 2025393 PMAQI
9th Aug 2025414 PMAQI
9th Aug 2025425 PMAQI
9th Aug 2025416 PMAQI
9th Aug 2025377 PMAQI
9th Aug 2025378 PMAQI
9th Aug 2025379 PMAQI
9th Aug 20253410 PMAQI
9th Aug 20253711 PMAQI
10th Aug 20254012 AMAQI
10th Aug 2025411 AMAQI
10th Aug 2025432 AMAQI
10th Aug 2025393 AMAQI
10th Aug 2025384 AMAQI
10th Aug 2025355 AMAQI

20°C9/31°C

10th Aug 2025416 AMAQI
6 AM
10th Aug 2025407 AMAQI
10th Aug 2025368 AMAQI
10th Aug 2025349 AMAQI
10th Aug 20253310 AMAQI
10th Aug 20253211 AMAQI
10th Aug 20253212 PMAQI
10th Aug 2025351 PMAQI
1 PM
10th Aug 2025372 PMAQI
10th Aug 2025383 PMAQI
10th Aug 2025384 PMAQI
10th Aug 2025375 PMAQI
10th Aug 2025366 PMAQI
8 PM
1 AM
5 AM

19°C7/30°C

Day time
Avg. Highest Time
6 AM - 8 PM

47AQI

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

47AQI

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. 47), while the lowest AQI was between 6 AM to 8 PM (Avg. 47).
Night time
Avg. Highest Time
12 AM - 11 PM

43AQI

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

43AQI

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. 43), while the lowest AQI was between 12 AM to 11 PM (Avg. 43).

2025 Days Vs Air Quality

Ouray, Utah, United States

2025

90%

123

10%

14

Total number of days with different AQI categories in last 223 days in 2025 (142 days remaining)

Good
123 Days
Moderate
14 Days
Poor
0 Days
Unhealthy
0 Days
Severe
0 Days
Hazardous
0 Days

Under WHO’s Safe Air Quality Limits: 90%

Health Risk Level:

Very Low

In 2025, 90% of 223 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

Ouray, Utah, 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
2nd March 2025
36AQI
3rd March 2025
52AQI
4th March 2025
56AQI
5th March 2025
42AQI
6th March 2025
42AQI
1st April 2025
19AQI
2nd April 2025
19AQI
3rd April 2025
21AQI
4th April 2025
23AQI
5th April 2025
27AQI
6th April 2025
29AQI
7th April 2025
29AQI
8th April 2025
29AQI
9th April 2025
50AQI
10th April 2025
52AQI
11th April 2025
47AQI
12th April 2025
37AQI
13th April 2025
28AQI
14th April 2025
27AQI
15th April 2025
34AQI
16th April 2025
34AQI
17th April 2025
23AQI
18th April 2025
15AQI
19th April 2025
17AQI
20th April 2025
23AQI
21st April 2025
20AQI
22nd April 2025
28AQI
23rd April 2025
35AQI
24th April 2025
40AQI
25th April 2025
24AQI
26th April 2025
26AQI
27th April 2025
35AQI
28th April 2025
18AQI
29th April 2025
21AQI
30th April 2025
21AQI
1st May 2025
20AQI
2nd May 2025
23AQI
3rd May 2025
27AQI
4th May 2025
25AQI
5th May 2025
26AQI
6th May 2025
19AQI
7th May 2025
20AQI
8th May 2025
32AQI
9th May 2025
35AQI
10th May 2025
34AQI
11th May 2025
29AQI
12th May 2025
37AQI
13th May 2025
56AQI
14th May 2025
42AQI
15th May 2025
18AQI
16th May 2025
22AQI
17th May 2025
24AQI
18th May 2025
28AQI
19th May 2025
20AQI
20th May 2025
18AQI
21st May 2025
22AQI
22nd May 2025
28AQI
23rd May 2025
36AQI
24th May 2025
37AQI
25th May 2025
22AQI
26th May 2025
23AQI
27th May 2025
32AQI
28th May 2025
32AQI
29th May 2025
30AQI
30th May 2025
34AQI
31st May 2025
34AQI
1st June 2025
36AQI
2nd June 2025
31AQI
3rd June 2025
25AQI
4th June 2025
33AQI
5th June 2025
36AQI
6th June 2025
28AQI
7th June 2025
34AQI
8th June 2025
39AQI
9th June 2025
47AQI
10th June 2025
46AQI
11th June 2025
38AQI
12th June 2025
41AQI
13th June 2025
40AQI
14th June 2025
36AQI
15th June 2025
32AQI
16th June 2025
28AQI
17th June 2025
26AQI
18th June 2025
29AQI
19th June 2025
36AQI
20th June 2025
36AQI
21st June 2025
57AQI
22nd June 2025
53AQI
23rd June 2025
57AQI
24th June 2025
46AQI
25th June 2025
44AQI
26th June 2025
40AQI
27th June 2025
50AQI
28th June 2025
47AQI
29th June 2025
42AQI
30th June 2025
35AQI
1st July 2025
41AQI
2nd July 2025
45AQI
3rd July 2025
38AQI
4th July 2025
33AQI
5th July 2025
50AQI
6th July 2025
41AQI
7th July 2025
39AQI
8th July 2025
35AQI
9th July 2025
35AQI
10th July 2025
40AQI
11th July 2025
49AQI
12th July 2025
50AQI
13th July 2025
41AQI
14th July 2025
40AQI
15th July 2025
39AQI
16th July 2025
50AQI
17th July 2025
55AQI
18th July 2025
53AQI
19th July 2025
46AQI
20th July 2025
41AQI
21st July 2025
35AQI
22nd July 2025
35AQI
23rd July 2025
33AQI
24th July 2025
37AQI
25th July 2025
47AQI
26th July 2025
50AQI
27th July 2025
40AQI
28th July 2025
45AQI
29th July 2025
54AQI
30th July 2025
48AQI
31st July 2025
50AQI
1st August 2025
41AQI
2nd August 2025
37AQI
3rd August 2025
31AQI
4th August 2025
43AQI
5th August 2025
55AQI
6th August 2025
67AQI
7th August 2025
51AQI
8th August 2025
51AQI
9th August 2025
39AQI

44AQI

28AQI

29AQI

39AQI

43AQI

46AQI

No. of days

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

202536AQI

4
2
29
1
30
1
27
3
28
3
5
4
123
14

Highest AQI recorded in

August

46AQI

Lowest AQI recorded in

April

28AQI

Most & Least Polluted Years Over the Last 1 Years

Most Polluted Year Recorded
2025(Avg.)
36AQI
Least Polluted Year Recorded
2025(Avg.)
36AQI

Ouray's annual 2025 AQI (36) shows an average percentage change of NaN% (improved AQI) compared to previous years: .