Leighton Boulevard, Miles City, Montana, 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
Leighton Boulevard, Miles City, Montana, United States
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
10th Aug 2025
79AQILowest AQI recorded on
8th Aug 2025
20AQISame Day Analysis (12th August ):
On this day, AQI across the 1 years varied significantly: 2025 ranks 1st highest AQI at 26 of Good air quality on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 12th Aug - 13th Aug 2025
Leighton Boulevard, Miles City, Montana, United States
AQI
Day
Night
.
5 AM12th Aug 2025
8 PM
4 AM13th Aug 2025
Day time
Avg. Highest Time
11AM12th Aug
34AQI
Avg. Lowest Time
6PM12th Aug
20AQI
Night time
Avg. Highest Time
3AM13th Aug
36AQI
Avg. Lowest Time
11PM12th Aug
26AQI
In the last 24 hours,
Leighton Boulevard's AQI reached its highest point of 36 at 3 AM during the Night, while the lowest point, 20, was recorded at 6 PM during the Day between 12th Aug and 13th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Leighton Boulevard, Miles City, Montana, United States
JulAug
14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 31st31st - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th - 06th06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th
Day
Night
14th Jul 2025425 AMAQI
14th Jul 2025306 AMAQI
14th Jul 2025277 AMAQI
14th Jul 2025268 AMAQI
14th Jul 2025299 AMAQI
14th Jul 20253110 AMAQI
14th Jul 20253111 AMAQI
14th Jul 20253412 PMAQI
14th Jul 2025361 PMAQI
14th Jul 2025302 PMAQI
14th Jul 2025333 PMAQI
14th Jul 2025304 PMAQI
14th Jul 2025295 PMAQI
14th Jul 2025306 PMAQI
14th Jul 2025297 PMAQI
14th Jul 2025288 PMAQI
14th Jul 2025259 PMAQI
14th Jul 20253210 PMAQI
14th Jul 20253411 PMAQI
15th Jul 20253812 AMAQI
15th Jul 2025431 AMAQI
15th Jul 2025462 AMAQI
15th Jul 2025453 AMAQI
15th Jul 2025514 AMAQI
29°C17/38°C
15th Jul 2025445 AMAQI
15th Jul 2025436 AMAQI
15th Jul 2025337 AMAQI
15th Jul 2025428 AMAQI
15th Jul 2025409 AMAQI
15th Jul 20253010 AMAQI
15th Jul 20252911 AMAQI
15th Jul 20253212 PMAQI
15th Jul 2025271 PMAQI
15th Jul 2025262 PMAQI
15th Jul 2025303 PMAQI
15th Jul 2025304 PMAQI
15th Jul 2025335 PMAQI
15th Jul 2025326 PMAQI
15th Jul 2025367 PMAQI
15th Jul 2025378 PMAQI
15th Jul 2025409 PMAQI
15th Jul 20253810 PMAQI
15th Jul 20253911 PMAQI
16th Jul 20254212 AMAQI
16th Jul 2025441 AMAQI
16th Jul 2025492 AMAQI
16th Jul 2025403 AMAQI
16th Jul 2025414 AMAQI
17°C15/17°C
16th Jul 2025385 AMAQI
16th Jul 2025386 AMAQI
16th Jul 2025377 AMAQI
16th Jul 2025348 AMAQI
16th Jul 2025279 AMAQI
16th Jul 20252610 AMAQI
16th Jul 20252711 AMAQI
16th Jul 20252612 PMAQI
16th Jul 2025251 PMAQI
16th Jul 2025292 PMAQI
16th Jul 2025293 PMAQI
16th Jul 2025324 PMAQI
16th Jul 2025285 PMAQI
16th Jul 2025286 PMAQI
16th Jul 2025307 PMAQI
16th Jul 2025328 PMAQI
16th Jul 2025339 PMAQI
16th Jul 20253710 PMAQI
16th Jul 20253911 PMAQI
17th Jul 20254012 AMAQI
17th Jul 2025421 AMAQI
17th Jul 2025372 AMAQI
17th Jul 2025393 AMAQI
17th Jul 2025424 AMAQI
16°C12/22°C
17th Jul 2025355 AMAQI
17th Jul 2025376 AMAQI
17th Jul 2025427 AMAQI
17th Jul 2025408 AMAQI
17th Jul 2025489 AMAQI
17th Jul 20254010 AMAQI
17th Jul 20254211 AMAQI
17th Jul 20253912 PMAQI
17th Jul 2025401 PMAQI
17th Jul 2025422 PMAQI
17th Jul 2025423 PMAQI
17th Jul 2025464 PMAQI
17th Jul 2025435 PMAQI
17th Jul 2025436 PMAQI
17th Jul 2025417 PMAQI
17th Jul 2025368 PMAQI
17th Jul 2025369 PMAQI
17th Jul 20253810 PMAQI
17th Jul 20254611 PMAQI
18th Jul 20255212 AMAQI
18th Jul 2025521 AMAQI
18th Jul 2025522 AMAQI
18th Jul 2025493 AMAQI
18th Jul 2025474 AMAQI
18°C11/25°C
18th Jul 2025425 AMAQI
18th Jul 2025346 AMAQI
18th Jul 2025327 AMAQI
18th Jul 2025378 AMAQI
18th Jul 2025419 AMAQI
18th Jul 20253010 AMAQI
18th Jul 20252811 AMAQI
18th Jul 20252612 PMAQI
18th Jul 2025241 PMAQI
18th Jul 2025282 PMAQI
18th Jul 2025303 PMAQI
18th Jul 2025294 PMAQI
18th Jul 2025295 PMAQI
18th Jul 2025276 PMAQI
18th Jul 2025327 PMAQI
18th Jul 2025358 PMAQI
18th Jul 2025379 PMAQI
18th Jul 20253810 PMAQI
18th Jul 20253811 PMAQI
19th Jul 20253812 AMAQI
19th Jul 2025441 AMAQI
19th Jul 2025452 AMAQI
19th Jul 2025443 AMAQI
19th Jul 2025404 AMAQI
22°C14/29°C
19th Jul 2025345 AMAQI
19th Jul 2025346 AMAQI
19th Jul 2025357 AMAQI
19th Jul 2025328 AMAQI
19th Jul 2025269 AMAQI
19th Jul 20253010 AMAQI
19th Jul 20253511 AMAQI
19th Jul 20253912 PMAQI
19th Jul 2025351 PMAQI
19th Jul 2025302 PMAQI
19th Jul 2025293 PMAQI
19th Jul 2025274 PMAQI
19th Jul 2025285 PMAQI
19th Jul 2025266 PMAQI
19th Jul 2025307 PMAQI
19th Jul 2025298 PMAQI
19th Jul 2025259 PMAQI
19th Jul 20253910 PMAQI
19th Jul 20254111 PMAQI
20th Jul 20253212 AMAQI
20th Jul 2025281 AMAQI
20th Jul 2025282 AMAQI
20th Jul 2025313 AMAQI
20th Jul 2025384 AMAQI
26°C17/34°C
20th Jul 2025365 AMAQI
20th Jul 2025316 AMAQI
20th Jul 2025407 AMAQI
20th Jul 2025328 AMAQI
20th Jul 2025299 AMAQI
20th Jul 20252510 AMAQI
20th Jul 20252211 AMAQI
20th Jul 20251812 PMAQI
20th Jul 2025201 PMAQI
20th Jul 2025262 PMAQI
20th Jul 2025203 PMAQI
20th Jul 2025204 PMAQI
20th Jul 2025195 PMAQI
20th Jul 2025226 PMAQI
20th Jul 2025247 PMAQI
20th Jul 2025268 PMAQI
20th Jul 2025309 PMAQI
20th Jul 20252610 PMAQI
20th Jul 20253211 PMAQI
21st Jul 20254012 AMAQI
21st Jul 2025291 AMAQI
21st Jul 2025282 AMAQI
21st Jul 2025313 AMAQI
21st Jul 2025224 AMAQI
24°C16/31°C
21st Jul 2025225 AMAQI
21st Jul 2025226 AMAQI
21st Jul 2025227 AMAQI
21st Jul 2025208 AMAQI
21st Jul 2025249 AMAQI
21st Jul 20251910 AMAQI
21st Jul 20251511 AMAQI
21st Jul 20251812 PMAQI
21st Jul 2025221 PMAQI
21st Jul 2025222 PMAQI
21st Jul 2025213 PMAQI
21st Jul 2025214 PMAQI
21st Jul 2025225 PMAQI
21st Jul 2025286 PMAQI
21st Jul 2025257 PMAQI
21st Jul 2025288 PMAQI
21st Jul 2025369 PMAQI
21st Jul 20252410 PMAQI
21st Jul 20252411 PMAQI
22nd Jul 20252612 AMAQI
22nd Jul 2025261 AMAQI
22nd Jul 2025262 AMAQI
22nd Jul 2025443 AMAQI
22nd Jul 2025514 AMAQI
23°C15/32°C
22nd Jul 2025305 AMAQI
22nd Jul 2025406 AMAQI
22nd Jul 2025407 AMAQI
22nd Jul 2025388 AMAQI
22nd Jul 2025389 AMAQI
22nd Jul 20253810 AMAQI
22nd Jul 20254511 AMAQI
22nd Jul 20254412 PMAQI
22nd Jul 2025431 PMAQI
22nd Jul 2025442 PMAQI
22nd Jul 2025413 PMAQI
22nd Jul 2025444 PMAQI
22nd Jul 2025535 PMAQI
22nd Jul 2025486 PMAQI
22nd Jul 2025327 PMAQI
22nd Jul 2025328 PMAQI
22nd Jul 2025329 PMAQI
22nd Jul 20253110 PMAQI
22nd Jul 20253211 PMAQI
23rd Jul 20253212 AMAQI
23rd Jul 2025321 AMAQI
23rd Jul 2025342 AMAQI
23rd Jul 2025363 AMAQI
23rd Jul 2025464 AMAQI
21°C17/26°C
23rd Jul 2025335 AMAQI
23rd Jul 2025296 AMAQI
23rd Jul 2025287 AMAQI
23rd Jul 2025308 AMAQI
23rd Jul 2025339 AMAQI
23rd Jul 20253410 AMAQI
23rd Jul 20252811 AMAQI
23rd Jul 20253212 PMAQI
23rd Jul 2025301 PMAQI
23rd Jul 2025282 PMAQI
23rd Jul 2025303 PMAQI
23rd Jul 2025384 PMAQI
23rd Jul 2025305 PMAQI
23rd Jul 2025266 PMAQI
23rd Jul 2025287 PMAQI
23rd Jul 2025348 PMAQI
23rd Jul 2025349 PMAQI
23rd Jul 20253410 PMAQI
23rd Jul 20253711 PMAQI
24th Jul 20253912 AMAQI
24th Jul 2025441 AMAQI
24th Jul 2025502 AMAQI
24th Jul 2025423 AMAQI
24th Jul 2025364 AMAQI
21°C18/26°C
24th Jul 2025535 AMAQI
24th Jul 2025526 AMAQI
24th Jul 2025487 AMAQI
24th Jul 2025468 AMAQI
24th Jul 2025499 AMAQI
24th Jul 20254410 AMAQI
24th Jul 20254911 AMAQI
24th Jul 20255012 PMAQI
24th Jul 2025411 PMAQI
24th Jul 2025342 PMAQI
24th Jul 2025343 PMAQI
24th Jul 2025324 PMAQI
24th Jul 2025285 PMAQI
24th Jul 2025276 PMAQI
24th Jul 2025377 PMAQI
24th Jul 2025388 PMAQI
24th Jul 2025349 PMAQI
24th Jul 20253410 PMAQI
24th Jul 20254111 PMAQI
25th Jul 20254712 AMAQI
25th Jul 2025491 AMAQI
25th Jul 2025402 AMAQI
25th Jul 2025373 AMAQI
25th Jul 2025334 AMAQI
24°C14/32°C
25th Jul 2025365 AMAQI
25th Jul 2025426 AMAQI
25th Jul 2025497 AMAQI
25th Jul 2025468 AMAQI
25th Jul 2025429 AMAQI
25th Jul 20252810 AMAQI
25th Jul 20252711 AMAQI
25th Jul 20252112 PMAQI
25th Jul 2025241 PMAQI
25th Jul 2025272 PMAQI
25th Jul 2025303 PMAQI
25th Jul 2025294 PMAQI
25th Jul 2025305 PMAQI
25th Jul 2025276 PMAQI
25th Jul 2025307 PMAQI
25th Jul 2025308 PMAQI
25th Jul 2025309 PMAQI
25th Jul 20254110 PMAQI
25th Jul 20254011 PMAQI
26th Jul 20253512 AMAQI
26th Jul 2025351 AMAQI
26th Jul 2025362 AMAQI
26th Jul 2025343 AMAQI
26th Jul 2025294 AMAQI
28°C17/36°C
26th Jul 2025305 AMAQI
26th Jul 2025316 AMAQI
26th Jul 2025287 AMAQI
26th Jul 2025328 AMAQI
26th Jul 2025309 AMAQI
26th Jul 20252110 AMAQI
26th Jul 20252111 AMAQI
26th Jul 20252212 PMAQI
26th Jul 2025301 PMAQI
26th Jul 2025322 PMAQI
26th Jul 2025263 PMAQI
26th Jul 2025224 PMAQI
26th Jul 2025285 PMAQI
26th Jul 2025296 PMAQI
26th Jul 2025317 PMAQI
26th Jul 2025278 PMAQI
26th Jul 2025269 PMAQI
26th Jul 20253010 PMAQI
26th Jul 20253211 PMAQI
27th Jul 20253412 AMAQI
27th Jul 2025401 AMAQI
27th Jul 2025342 AMAQI
27th Jul 2025283 AMAQI
27th Jul 2025234 AMAQI
28°C19/36°C
27th Jul 2025235 AMAQI
27th Jul 2025256 AMAQI
27th Jul 2025207 AMAQI
27th Jul 2025208 AMAQI
27th Jul 2025199 AMAQI
27th Jul 20252210 AMAQI
27th Jul 20251811 AMAQI
27th Jul 20252112 PMAQI
27th Jul 2025181 PMAQI
27th Jul 2025182 PMAQI
27th Jul 2025193 PMAQI
27th Jul 2025224 PMAQI
27th Jul 2025205 PMAQI
27th Jul 2025206 PMAQI
27th Jul 2025197 PMAQI
27th Jul 2025198 PMAQI
27th Jul 2025189 PMAQI
27th Jul 20252010 PMAQI
27th Jul 20252511 PMAQI
28th Jul 20252612 AMAQI
28th Jul 2025221 AMAQI
28th Jul 2025272 AMAQI
28th Jul 2025323 AMAQI
28th Jul 2025294 AMAQI
25°C16/33°C
28th Jul 2025325 AMAQI
28th Jul 2025366 AMAQI
28th Jul 2025367 AMAQI
28th Jul 2025308 AMAQI
28th Jul 2025189 AMAQI
28th Jul 20251710 AMAQI
28th Jul 20252511 AMAQI
28th Jul 20254512 PMAQI
28th Jul 2025321 PMAQI
28th Jul 2025202 PMAQI
28th Jul 2025193 PMAQI
28th Jul 2025204 PMAQI
28th Jul 2025195 PMAQI
28th Jul 2025196 PMAQI
28th Jul 2025207 PMAQI
28th Jul 2025198 PMAQI
28th Jul 2025179 PMAQI
28th Jul 20251810 PMAQI
28th Jul 20252811 PMAQI
29th Jul 20253312 AMAQI
29th Jul 2025291 AMAQI
29th Jul 2025242 AMAQI
29th Jul 2025263 AMAQI
29th Jul 2025264 AMAQI
23°C19/30°C
29th Jul 2025245 AMAQI
29th Jul 2025316 AMAQI
29th Jul 2025307 AMAQI
29th Jul 2025368 AMAQI
29th Jul 2025339 AMAQI
29th Jul 20253010 AMAQI
29th Jul 20252911 AMAQI
29th Jul 20253112 PMAQI
29th Jul 2025301 PMAQI
29th Jul 2025242 PMAQI
29th Jul 2025283 PMAQI
29th Jul 2025284 PMAQI
29th Jul 2025265 PMAQI
29th Jul 2025286 PMAQI
29th Jul 2025297 PMAQI
29th Jul 2025308 PMAQI
29th Jul 2025509 PMAQI
29th Jul 20254610 PMAQI
29th Jul 20254811 PMAQI
30th Jul 20254912 AMAQI
30th Jul 2025511 AMAQI
30th Jul 2025462 AMAQI
30th Jul 2025423 AMAQI
30th Jul 2025444 AMAQI
23°C17/29°C
30th Jul 2025555 AMAQI
30th Jul 2025616 AMAQI
30th Jul 2025627 AMAQI
30th Jul 2025668 AMAQI
30th Jul 2025689 AMAQI
30th Jul 20257610 AMAQI
30th Jul 20256511 AMAQI
30th Jul 20256612 PMAQI
30th Jul 2025661 PMAQI
30th Jul 2025682 PMAQI
30th Jul 2025673 PMAQI
30th Jul 2025674 PMAQI
30th Jul 2025675 PMAQI
30th Jul 2025676 PMAQI
30th Jul 2025677 PMAQI
30th Jul 2025678 PMAQI
30th Jul 2025579 PMAQI
30th Jul 20255410 PMAQI
30th Jul 20255611 PMAQI
31st Jul 20255812 AMAQI
31st Jul 2025661 AMAQI
31st Jul 2025662 AMAQI
31st Jul 2025663 AMAQI
31st Jul 2025664 AMAQI
21°C18/27°C
31st Jul 2025765 AMAQI
31st Jul 2025706 AMAQI
31st Jul 2025647 AMAQI
31st Jul 2025648 AMAQI
31st Jul 2025689 AMAQI
31st Jul 20256110 AMAQI
31st Jul 20255011 AMAQI
31st Jul 20255512 PMAQI
31st Jul 2025491 PMAQI
31st Jul 2025472 PMAQI
31st Jul 2025403 PMAQI
31st Jul 2025424 PMAQI
31st Jul 2025425 PMAQI
31st Jul 2025396 PMAQI
31st Jul 2025527 PMAQI
31st Jul 2025478 PMAQI
31st Jul 2025399 PMAQI
31st Jul 20254210 PMAQI
31st Jul 20254711 PMAQI
1st Aug 20254912 AMAQI
1st Aug 2025541 AMAQI
1st Aug 2025512 AMAQI
1st Aug 2025543 AMAQI
1st Aug 2025584 AMAQI
23°C17/29°C
1st Aug 2025595 AMAQI
1st Aug 2025646 AMAQI
1st Aug 2025697 AMAQI
1st Aug 2025638 AMAQI
1st Aug 2025609 AMAQI
1st Aug 20256110 AMAQI
1st Aug 20255311 AMAQI
1st Aug 20255112 PMAQI
1st Aug 2025531 PMAQI
1st Aug 2025532 PMAQI
1st Aug 2025533 PMAQI
1st Aug 2025494 PMAQI
1st Aug 2025485 PMAQI
1st Aug 2025496 PMAQI
1st Aug 2025507 PMAQI
1st Aug 2025528 PMAQI
1st Aug 2025549 PMAQI
1st Aug 20255410 PMAQI
1st Aug 20255711 PMAQI
2nd Aug 20255512 AMAQI
2nd Aug 2025511 AMAQI
2nd Aug 2025572 AMAQI
2nd Aug 2025583 AMAQI
2nd Aug 2025584 AMAQI
25°C18/33°C
2nd Aug 2025775 AMAQI
2nd Aug 2025486 AMAQI
2nd Aug 2025477 AMAQI
2nd Aug 2025488 AMAQI
2nd Aug 2025559 AMAQI
2nd Aug 20255010 AMAQI
2nd Aug 20254011 AMAQI
2nd Aug 20252712 PMAQI
2nd Aug 2025271 PMAQI
2nd Aug 2025332 PMAQI
2nd Aug 2025333 PMAQI
2nd Aug 2025354 PMAQI
2nd Aug 2025335 PMAQI
2nd Aug 2025296 PMAQI
2nd Aug 2025467 PMAQI
2nd Aug 2025438 PMAQI
2nd Aug 2025409 PMAQI
2nd Aug 20253610 PMAQI
2nd Aug 20255111 PMAQI
3rd Aug 20255912 AMAQI
3rd Aug 2025581 AMAQI
3rd Aug 2025492 AMAQI
3rd Aug 2025353 AMAQI
3rd Aug 2025294 AMAQI
25°C17/34°C
3rd Aug 2025325 AMAQI
3rd Aug 2025336 AMAQI
3rd Aug 2025307 AMAQI
3rd Aug 2025308 AMAQI
3rd Aug 2025339 AMAQI
3rd Aug 20252910 AMAQI
3rd Aug 20252911 AMAQI
3rd Aug 20253312 PMAQI
3rd Aug 2025301 PMAQI
3rd Aug 2025312 PMAQI
3rd Aug 2025283 PMAQI
3rd Aug 2025284 PMAQI
3rd Aug 2025295 PMAQI
3rd Aug 2025306 PMAQI
3rd Aug 2025277 PMAQI
3rd Aug 2025358 PMAQI
3rd Aug 2025299 PMAQI
3rd Aug 20253710 PMAQI
3rd Aug 20255311 PMAQI
4th Aug 20255412 AMAQI
4th Aug 2025551 AMAQI
4th Aug 2025542 AMAQI
4th Aug 2025543 AMAQI
4th Aug 2025464 AMAQI
25°C17/32°C
4th Aug 2025465 AMAQI
4th Aug 2025426 AMAQI
4th Aug 2025447 AMAQI
4th Aug 2025418 AMAQI
4th Aug 2025429 AMAQI
4th Aug 20254010 AMAQI
4th Aug 20253511 AMAQI
4th Aug 20253012 PMAQI
4th Aug 2025261 PMAQI
4th Aug 2025292 PMAQI
4th Aug 2025273 PMAQI
4th Aug 2025264 PMAQI
4th Aug 2025325 PMAQI
4th Aug 2025356 PMAQI
4th Aug 2025407 PMAQI
4th Aug 2025418 PMAQI
4th Aug 2025349 PMAQI
4th Aug 20252910 PMAQI
4th Aug 20253211 PMAQI
5th Aug 20254512 AMAQI
5th Aug 2025541 AMAQI
5th Aug 2025452 AMAQI
5th Aug 2025403 AMAQI
5th Aug 2025504 AMAQI
27°C15/35°C
5th Aug 2025415 AMAQI
5th Aug 2025326 AMAQI
5th Aug 2025307 AMAQI
5th Aug 2025288 AMAQI
5th Aug 2025299 AMAQI
5th Aug 20253110 AMAQI
5th Aug 20253011 AMAQI
5th Aug 20252512 PMAQI
5th Aug 2025251 PMAQI
5th Aug 2025252 PMAQI
5th Aug 2025243 PMAQI
5th Aug 2025244 PMAQI
5th Aug 2025265 PMAQI
5th Aug 2025246 PMAQI
5th Aug 2025307 PMAQI
5th Aug 2025288 PMAQI
5th Aug 2025249 PMAQI
5th Aug 20252410 PMAQI
5th Aug 20253111 PMAQI
6th Aug 20253712 AMAQI
6th Aug 2025381 AMAQI
6th Aug 2025372 AMAQI
6th Aug 2025363 AMAQI
6th Aug 2025384 AMAQI
24°C17/30°C
6th Aug 2025415 AMAQI
6th Aug 2025366 AMAQI
6th Aug 2025367 AMAQI
6th Aug 2025338 AMAQI
6th Aug 2025289 AMAQI
6th Aug 20252710 AMAQI
6th Aug 20252611 AMAQI
6th Aug 20252612 PMAQI
6th Aug 2025231 PMAQI
6th Aug 2025262 PMAQI
6th Aug 2025263 PMAQI
6th Aug 2025254 PMAQI
6th Aug 2025265 PMAQI
6th Aug 2025246 PMAQI
6th Aug 2025267 PMAQI
6th Aug 2025258 PMAQI
6th Aug 2025249 PMAQI
6th Aug 20252810 PMAQI
6th Aug 20252811 PMAQI
7th Aug 20253212 AMAQI
7th Aug 2025301 AMAQI
7th Aug 2025302 AMAQI
7th Aug 2025323 AMAQI
7th Aug 2025324 AMAQI
26°C17/34°C
7th Aug 2025325 AMAQI
7th Aug 2025326 AMAQI
7th Aug 2025327 AMAQI
7th Aug 2025348 AMAQI
7th Aug 2025319 AMAQI
7th Aug 20253010 AMAQI
7th Aug 20253511 AMAQI
7th Aug 20253912 PMAQI
7th Aug 2025361 PMAQI
7th Aug 2025312 PMAQI
7th Aug 2025283 PMAQI
7th Aug 2025314 PMAQI
7th Aug 2025375 PMAQI
7th Aug 2025406 PMAQI
7th Aug 2025347 PMAQI
7th Aug 2025328 PMAQI
7th Aug 2025359 PMAQI
7th Aug 20254410 PMAQI
7th Aug 20254311 PMAQI
8th Aug 20253912 AMAQI
8th Aug 2025301 AMAQI
8th Aug 2025272 AMAQI
8th Aug 2025213 AMAQI
8th Aug 2025204 AMAQI
26°C19/33°C
8th Aug 2025205 AMAQI
8th Aug 2025166 AMAQI
8th Aug 2025177 AMAQI
8th Aug 2025178 AMAQI
8th Aug 2025179 AMAQI
8th Aug 20251610 AMAQI
8th Aug 20251611 AMAQI
8th Aug 20251612 PMAQI
8th Aug 2025161 PMAQI
8th Aug 2025162 PMAQI
8th Aug 2025183 PMAQI
8th Aug 2025174 PMAQI
8th Aug 2025185 PMAQI
8th Aug 2025186 PMAQI
8th Aug 2025187 PMAQI
8th Aug 2025168 PMAQI
8th Aug 2025209 PMAQI
8th Aug 20251610 PMAQI
8th Aug 20251811 PMAQI
9th Aug 20251912 AMAQI
9th Aug 2025191 AMAQI
9th Aug 2025192 AMAQI
9th Aug 2025163 AMAQI
9th Aug 2025174 AMAQI
19°C15/23°C
9th Aug 2025185 AMAQI
9th Aug 2025166 AMAQI
9th Aug 2025147 AMAQI
9th Aug 2025158 AMAQI
9th Aug 2025179 AMAQI
9th Aug 20251810 AMAQI
9th Aug 20251711 AMAQI
9th Aug 20252112 PMAQI
9th Aug 2025221 PMAQI
9th Aug 2025272 PMAQI
9th Aug 2025283 PMAQI
9th Aug 2025274 PMAQI
9th Aug 2025265 PMAQI
9th Aug 2025296 PMAQI
9th Aug 2025267 PMAQI
9th Aug 2025228 PMAQI
9th Aug 2025259 PMAQI
9th Aug 20252510 PMAQI
9th Aug 20252611 PMAQI
10th Aug 20252612 AMAQI
10th Aug 2025321 AMAQI
10th Aug 2025652 AMAQI
10th Aug 2025783 AMAQI
10th Aug 2025614 AMAQI
20°C15/25°C
10th Aug 2025605 AMAQI
10th Aug 2025606 AMAQI
10th Aug 2025647 AMAQI
10th Aug 2025708 AMAQI
10th Aug 2025789 AMAQI
10th Aug 20257710 AMAQI
10th Aug 20258511 AMAQI
10th Aug 20259812 PMAQI
10th Aug 2025701 PMAQI
10th Aug 2025822 PMAQI
10th Aug 2025743 PMAQI
10th Aug 20251134 PMAQI
10th Aug 20251385 PMAQI
10th Aug 20251316 PMAQI
10th Aug 20251307 PMAQI
10th Aug 2025998 PMAQI
10th Aug 2025659 PMAQI
10th Aug 20257610 PMAQI
10th Aug 20257011 PMAQI
11th Aug 20257012 AMAQI
11th Aug 2025621 AMAQI
11th Aug 2025882 AMAQI
11th Aug 2025643 AMAQI
11th Aug 2025664 AMAQI
22°C11/30°C
11th Aug 2025665 AMAQI
11th Aug 2025776 AMAQI
11th Aug 2025847 AMAQI
11th Aug 2025718 AMAQI
11th Aug 2025679 AMAQI
11th Aug 20255210 AMAQI
11th Aug 20253611 AMAQI
11th Aug 20253412 PMAQI
11th Aug 2025281 PMAQI
11th Aug 2025312 PMAQI
11th Aug 2025373 PMAQI
11th Aug 2025194 PMAQI
11th Aug 2025175 PMAQI
11th Aug 2025166 PMAQI
11th Aug 2025647 PMAQI
11th Aug 2025418 PMAQI
11th Aug 2025189 PMAQI
11th Aug 20251810 PMAQI
11th Aug 20252111 PMAQI
12th Aug 20252412 AMAQI
12th Aug 2025211 AMAQI
12th Aug 2025242 AMAQI
12th Aug 2025263 AMAQI
12th Aug 2025354 AMAQI
23°C15/32°C
12th Aug 2025285 AMAQI
12th Aug 2025256 AMAQI
12th Aug 2025217 AMAQI
12th Aug 2025238 AMAQI
12th Aug 2025219 AMAQI
12th Aug 20253010 AMAQI
12th Aug 20253411 AMAQI
12th Aug 20252612 PMAQI
12th Aug 2025241 PMAQI
12th Aug 2025282 PMAQI
12th Aug 2025223 PMAQI
12th Aug 2025214 PMAQI
12th Aug 2025235 PMAQI
12th Aug 2025206 PMAQI
12th Aug 2025247 PMAQI
12th Aug 2025268 PMAQI
12th Aug 2025299 PMAQI
12th Aug 20252810 PMAQI
12th Aug 20252611 PMAQI
13th Aug 20253012 AMAQI
13th Aug 2025341 AMAQI
13th Aug 2025352 AMAQI
13th Aug 2025363 AMAQI
13th Aug 2025294 AMAQI
22°C13/31°C
13th Aug 2025265 AMAQI
5 AM13th Aug 2025286 AMAQI
13th Aug 2025447 AMAQI
13th Aug 2025328 AMAQI
13th Aug 2025259 AMAQI
13th Aug 20253010 AMAQI
13th Aug 20252311 AMAQI
13th Aug 20252612 PMAQI
12 PM13th Aug 2025251 PMAQI
13th Aug 2025352 PMAQI
8 PM
12 AM
4 AM
--°C/°C
Day time
Avg. Highest Time
5 AM - 9 AM
39AQI
5 hours / Day
150 hours / Month
Avg. Lowest Time
1 PM - 6 PM
33AQI
6 hours / Day
180 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 5 AM to 9 AM (Avg. 39), while the lowest AQI was between 1 PM to 6 PM (Avg. 33).
Night time
Avg. Highest Time
12 AM - 4 AM
41AQI
5 hours / Day
150 hours / Month
Avg. Lowest Time
9 PM
33AQI
1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 4 AM (Avg. 41), while the lowest AQI was between 9 PM to 9 PM (Avg. 33).
2025 Days Vs Air Quality
Leighton Boulevard, Miles City, Montana, United States
2025
91%
126
8%
11
1%
2
Total number of days with different AQI categories in last 225 days in 2025 (140 days remaining)
Good
126 DaysModerate
11 DaysPoor
2 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 91%
Health Risk Level:
Very Low
In 2025, 91% of 225 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
Leighton Boulevard, Miles City, Montana, 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
18AQI
18AQI
2nd March 2025
29AQI
29AQI
3rd March 2025
25AQI
25AQI
4th March 2025
22AQI
22AQI
5th March 2025
23AQI
23AQI
1st April 2025
21AQI
21AQI
2nd April 2025
25AQI
25AQI
3rd April 2025
31AQI
31AQI
4th April 2025
25AQI
25AQI
5th April 2025
16AQI
16AQI
6th April 2025
18AQI
18AQI
7th April 2025
19AQI
19AQI
8th April 2025
21AQI
21AQI
9th April 2025
18AQI
18AQI
10th April 2025
17AQI
17AQI
11th April 2025
28AQI
28AQI
12th April 2025
30AQI
30AQI
13th April 2025
19AQI
19AQI
14th April 2025
18AQI
18AQI
15th April 2025
20AQI
20AQI
16th April 2025
26AQI
26AQI
17th April 2025
18AQI
18AQI
18th April 2025
15AQI
15AQI
19th April 2025
17AQI
17AQI
20th April 2025
16AQI
16AQI
21st April 2025
15AQI
15AQI
22nd April 2025
12AQI
12AQI
23rd April 2025
14AQI
14AQI
24th April 2025
21AQI
21AQI
25th April 2025
22AQI
22AQI
26th April 2025
18AQI
18AQI
27th April 2025
24AQI
24AQI
28th April 2025
22AQI
22AQI
29th April 2025
15AQI
15AQI
30th April 2025
19AQI
19AQI
1st May 2025
18AQI
18AQI
2nd May 2025
18AQI
18AQI
3rd May 2025
19AQI
19AQI
4th May 2025
22AQI
22AQI
5th May 2025
32AQI
32AQI
6th May 2025
21AQI
21AQI
7th May 2025
25AQI
25AQI
8th May 2025
23AQI
23AQI
9th May 2025
31AQI
31AQI
10th May 2025
36AQI
36AQI
11th May 2025
28AQI
28AQI
12th May 2025
23AQI
23AQI
13th May 2025
33AQI
33AQI
14th May 2025
29AQI
29AQI
15th May 2025
20AQI
20AQI
16th May 2025
26AQI
26AQI
17th May 2025
21AQI
21AQI
18th May 2025
17AQI
17AQI
19th May 2025
16AQI
16AQI
20th May 2025
11AQI
11AQI
21st May 2025
14AQI
14AQI
22nd May 2025
18AQI
18AQI
23rd May 2025
16AQI
16AQI
24th May 2025
20AQI
20AQI
25th May 2025
21AQI
21AQI
26th May 2025
17AQI
17AQI
27th May 2025
20AQI
20AQI
28th May 2025
18AQI
18AQI
29th May 2025
17AQI
17AQI
30th May 2025
24AQI
24AQI
31st May 2025
72AQI
72AQI
1st June 2025
64AQI
64AQI
2nd June 2025
36AQI
36AQI
3rd June 2025
50AQI
50AQI
4th June 2025
34AQI
34AQI
5th June 2025
31AQI
31AQI
6th June 2025
27AQI
27AQI
7th June 2025
42AQI
42AQI
8th June 2025
58AQI
58AQI
9th June 2025
55AQI
55AQI
10th June 2025
59AQI
59AQI
11th June 2025
104AQI
104AQI
12th June 2025
108AQI
108AQI
13th June 2025
60AQI
60AQI
14th June 2025
31AQI
31AQI
15th June 2025
30AQI
30AQI
16th June 2025
27AQI
27AQI
17th June 2025
29AQI
29AQI
18th June 2025
27AQI
27AQI
19th June 2025
32AQI
32AQI
20th June 2025
29AQI
29AQI
21st June 2025
38AQI
38AQI
22nd June 2025
31AQI
31AQI
23rd June 2025
18AQI
18AQI
24th June 2025
32AQI
32AQI
25th June 2025
32AQI
32AQI
26th June 2025
24AQI
24AQI
27th June 2025
24AQI
24AQI
28th June 2025
24AQI
24AQI
29th June 2025
21AQI
21AQI
30th June 2025
19AQI
19AQI
1st July 2025
23AQI
23AQI
2nd July 2025
29AQI
29AQI
3rd July 2025
26AQI
26AQI
4th July 2025
32AQI
32AQI
5th July 2025
33AQI
33AQI
6th July 2025
26AQI
26AQI
7th July 2025
26AQI
26AQI
8th July 2025
25AQI
25AQI
9th July 2025
29AQI
29AQI
10th July 2025
17AQI
17AQI
11th July 2025
45AQI
45AQI
12th July 2025
58AQI
58AQI
13th July 2025
39AQI
39AQI
14th July 2025
33AQI
33AQI
15th July 2025
38AQI
38AQI
16th July 2025
35AQI
35AQI
17th July 2025
40AQI
40AQI
18th July 2025
37AQI
37AQI
19th July 2025
34AQI
34AQI
20th July 2025
27AQI
27AQI
21st July 2025
25AQI
25AQI
22nd July 2025
38AQI
38AQI
23rd July 2025
32AQI
32AQI
24th July 2025
41AQI
41AQI
25th July 2025
35AQI
35AQI
26th July 2025
29AQI
29AQI
27th July 2025
23AQI
23AQI
28th July 2025
25AQI
25AQI
29th July 2025
31AQI
31AQI
30th July 2025
59AQI
59AQI
31st July 2025
55AQI
55AQI
1st August 2025
54AQI
54AQI
2nd August 2025
46AQI
46AQI
3rd August 2025
35AQI
35AQI
4th August 2025
40AQI
40AQI
5th August 2025
33AQI
33AQI
6th August 2025
30AQI
30AQI
7th August 2025
34AQI
34AQI
8th August 2025
20AQI
20AQI
9th August 2025
21AQI
21AQI
10th August 2025
79AQI
79AQI
11th August 2025
48AQI
48AQI
12th August 2025
26AQI
26AQI
23AQI
20AQI
23AQI
40AQI
34AQI
39AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202530AQI
5
30
30
1
23
5
2
28
3
10
2
126
11
2
Highest AQI recorded in
June40AQI
Lowest AQI recorded in
April20AQI
Most & Least Polluted Years Over the Last 1 Years
Most Polluted Year Recorded
2025(Avg.)
30AQILeast Polluted Year Recorded
2025(Avg.)
30AQILeighton Boulevard's annual 2025 AQI (30) shows an average percentage change of NaN% (improved AQI) compared to previous years: .
