Walter Johnson, Las Vegas, Nevada, 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
Walter Johnson, Las Vegas, Nevada, United States
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
2nd Aug 2024
63AQILowest AQI recorded on
1st Aug 2025
24AQISame Day Analysis (2nd August ):
On this day, AQI across the 2 years varied significantly: 2025 ranks 2nd highest AQI at 32 of Good air quality, showing improvement over 2024 on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 2nd Aug - 3rd Aug 2025
Walter Johnson, Las Vegas, Nevada, United States
AQI
Day
Night
.
5 AM2nd Aug 2025
7 PM
4 AM3rd Aug 2025
Day time
Avg. Highest Time
6PM2nd Aug
87AQI
Avg. Lowest Time
8AM2nd Aug
24AQI
Night time
Avg. Highest Time
9PM2nd Aug
61AQI
Avg. Lowest Time
8PM2nd Aug
45AQI
In the last 24 hours,
Walter Johnson's AQI reached its highest point of 87 at 6 PM during the Day, while the lowest point, 24, was recorded at 8 AM during the Day between 2nd Aug and 3rd Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Walter Johnson, Las Vegas, Nevada, United States
JulAug
04th - 05th05th - 06th06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 31st31st - 01st01st - 02nd02nd - 03rd03rd
Day
Night
4th Jul 2025405 AMAQI
4th Jul 2025396 AMAQI
4th Jul 2025407 AMAQI
4th Jul 2025428 AMAQI
4th Jul 2025469 AMAQI
4th Jul 20254810 AMAQI
4th Jul 20255211 AMAQI
4th Jul 20255812 PMAQI
4th Jul 2025621 PMAQI
4th Jul 2025642 PMAQI
4th Jul 2025623 PMAQI
4th Jul 2025584 PMAQI
4th Jul 2025545 PMAQI
4th Jul 2025506 PMAQI
4th Jul 2025457 PMAQI
4th Jul 2025468 PMAQI
4th Jul 2025489 PMAQI
4th Jul 20255210 PMAQI
4th Jul 20255211 PMAQI
5th Jul 20255612 AMAQI
5th Jul 2025621 AMAQI
5th Jul 2025622 AMAQI
5th Jul 2025583 AMAQI
5th Jul 2025504 AMAQI
31°C21/41°C
5th Jul 2025445 AMAQI
5th Jul 2025426 AMAQI
5th Jul 2025407 AMAQI
5th Jul 2025438 AMAQI
5th Jul 2025489 AMAQI
5th Jul 20255210 AMAQI
5th Jul 20255111 AMAQI
5th Jul 20254812 PMAQI
5th Jul 2025451 PMAQI
5th Jul 2025412 PMAQI
5th Jul 2025403 PMAQI
5th Jul 2025384 PMAQI
5th Jul 2025345 PMAQI
5th Jul 2025356 PMAQI
5th Jul 2025417 PMAQI
5th Jul 2025408 PMAQI
5th Jul 2025229 PMAQI
5th Jul 20252510 PMAQI
5th Jul 20252611 PMAQI
6th Jul 20252512 AMAQI
6th Jul 2025261 AMAQI
6th Jul 2025282 AMAQI
6th Jul 2025293 AMAQI
6th Jul 2025274 AMAQI
31°C21/41°C
6th Jul 2025265 AMAQI
6th Jul 2025246 AMAQI
6th Jul 2025267 AMAQI
6th Jul 2025268 AMAQI
6th Jul 2025279 AMAQI
6th Jul 20252610 AMAQI
6th Jul 20252711 AMAQI
6th Jul 20252612 PMAQI
6th Jul 2025261 PMAQI
6th Jul 2025262 PMAQI
6th Jul 2025263 PMAQI
6th Jul 2025284 PMAQI
6th Jul 2025265 PMAQI
6th Jul 2025266 PMAQI
6th Jul 2025267 PMAQI
6th Jul 2025278 PMAQI
6th Jul 2025279 PMAQI
6th Jul 20252810 PMAQI
6th Jul 20252611 PMAQI
7th Jul 20252412 AMAQI
7th Jul 2025261 AMAQI
7th Jul 2025262 AMAQI
7th Jul 2025233 AMAQI
7th Jul 2025264 AMAQI
32°C22/41°C
7th Jul 2025265 AMAQI
7th Jul 2025246 AMAQI
7th Jul 2025247 AMAQI
7th Jul 2025258 AMAQI
7th Jul 2025279 AMAQI
7th Jul 20252910 AMAQI
7th Jul 20252811 AMAQI
7th Jul 20252612 PMAQI
7th Jul 2025261 PMAQI
7th Jul 2025262 PMAQI
7th Jul 2025283 PMAQI
7th Jul 2025264 PMAQI
7th Jul 2025265 PMAQI
7th Jul 2025246 PMAQI
7th Jul 2025257 PMAQI
7th Jul 2025258 PMAQI
7th Jul 2025249 PMAQI
7th Jul 20252510 PMAQI
7th Jul 20252611 PMAQI
8th Jul 20252412 AMAQI
8th Jul 2025251 AMAQI
8th Jul 2025302 AMAQI
8th Jul 2025333 AMAQI
8th Jul 2025464 AMAQI
32°C22/42°C
8th Jul 2025505 AMAQI
8th Jul 2025456 AMAQI
8th Jul 2025447 AMAQI
8th Jul 2025418 AMAQI
8th Jul 2025389 AMAQI
8th Jul 20253610 AMAQI
8th Jul 20253811 AMAQI
8th Jul 20253812 PMAQI
8th Jul 2025391 PMAQI
8th Jul 2025432 PMAQI
8th Jul 2025473 PMAQI
8th Jul 2025464 PMAQI
8th Jul 2025395 PMAQI
8th Jul 2025446 PMAQI
8th Jul 2025347 PMAQI
8th Jul 2025348 PMAQI
8th Jul 2025369 PMAQI
8th Jul 20253010 PMAQI
8th Jul 20253211 PMAQI
9th Jul 20253412 AMAQI
9th Jul 2025301 AMAQI
9th Jul 2025342 AMAQI
9th Jul 2025233 AMAQI
9th Jul 2025224 AMAQI
34°C24/44°C
9th Jul 2025225 AMAQI
9th Jul 2025226 AMAQI
9th Jul 2025267 AMAQI
9th Jul 2025238 AMAQI
9th Jul 2025269 AMAQI
9th Jul 20253010 AMAQI
9th Jul 20253111 AMAQI
9th Jul 20252912 PMAQI
9th Jul 2025311 PMAQI
9th Jul 2025332 PMAQI
9th Jul 2025323 PMAQI
9th Jul 2025294 PMAQI
9th Jul 2025245 PMAQI
9th Jul 2025236 PMAQI
9th Jul 2025247 PMAQI
9th Jul 2025258 PMAQI
9th Jul 2025259 PMAQI
9th Jul 20252210 PMAQI
9th Jul 20252411 PMAQI
10th Jul 20252512 AMAQI
10th Jul 2025261 AMAQI
10th Jul 2025242 AMAQI
10th Jul 2025223 AMAQI
10th Jul 2025214 AMAQI
35°C25/45°C
10th Jul 2025215 AMAQI
10th Jul 2025196 AMAQI
10th Jul 2025237 AMAQI
10th Jul 2025228 AMAQI
10th Jul 2025299 AMAQI
10th Jul 20252810 AMAQI
10th Jul 20253211 AMAQI
10th Jul 20254012 PMAQI
10th Jul 2025471 PMAQI
10th Jul 2025482 PMAQI
10th Jul 2025523 PMAQI
10th Jul 2025544 PMAQI
10th Jul 2025565 PMAQI
10th Jul 2025586 PMAQI
10th Jul 2025307 PMAQI
10th Jul 2025308 PMAQI
10th Jul 2025549 PMAQI
10th Jul 20255410 PMAQI
10th Jul 20255411 PMAQI
11th Jul 20255412 AMAQI
11th Jul 2025541 AMAQI
11th Jul 2025552 AMAQI
11th Jul 2025553 AMAQI
11th Jul 2025564 AMAQI
34°C23/44°C
11th Jul 2025565 AMAQI
11th Jul 2025566 AMAQI
11th Jul 2025547 AMAQI
11th Jul 2025548 AMAQI
11th Jul 2025559 AMAQI
11th Jul 20255410 AMAQI
11th Jul 20255211 AMAQI
11th Jul 20255412 PMAQI
11th Jul 2025541 PMAQI
11th Jul 2025542 PMAQI
11th Jul 2025533 PMAQI
11th Jul 2025534 PMAQI
11th Jul 2025545 PMAQI
11th Jul 2025526 PMAQI
11th Jul 2025537 PMAQI
11th Jul 2025538 PMAQI
11th Jul 2025489 PMAQI
11th Jul 20254610 PMAQI
11th Jul 20254611 PMAQI
12th Jul 20254512 AMAQI
12th Jul 2025401 AMAQI
12th Jul 2025432 AMAQI
12th Jul 2025423 AMAQI
12th Jul 2025554 AMAQI
34°C23/43°C
12th Jul 2025515 AMAQI
12th Jul 2025506 AMAQI
12th Jul 2025587 AMAQI
12th Jul 2025468 AMAQI
12th Jul 2025459 AMAQI
12th Jul 20255010 AMAQI
12th Jul 20254811 AMAQI
12th Jul 20254812 PMAQI
12th Jul 2025461 PMAQI
12th Jul 2025422 PMAQI
12th Jul 2025523 PMAQI
12th Jul 2025484 PMAQI
12th Jul 2025495 PMAQI
12th Jul 2025506 PMAQI
12th Jul 2025507 PMAQI
12th Jul 2025478 PMAQI
12th Jul 2025479 PMAQI
12th Jul 20254710 PMAQI
12th Jul 20254911 PMAQI
13th Jul 20255212 AMAQI
13th Jul 2025531 AMAQI
13th Jul 2025522 AMAQI
13th Jul 2025503 AMAQI
13th Jul 2025494 AMAQI
34°C24/44°C
13th Jul 2025495 AMAQI
13th Jul 2025506 AMAQI
13th Jul 2025507 AMAQI
13th Jul 2025498 AMAQI
13th Jul 2025509 AMAQI
13th Jul 20255010 AMAQI
13th Jul 20255011 AMAQI
13th Jul 20254612 PMAQI
13th Jul 2025441 PMAQI
13th Jul 2025442 PMAQI
13th Jul 2025483 PMAQI
13th Jul 2025484 PMAQI
13th Jul 2025495 PMAQI
13th Jul 2025516 PMAQI
13th Jul 2025507 PMAQI
13th Jul 2025488 PMAQI
13th Jul 2025559 PMAQI
13th Jul 20255610 PMAQI
13th Jul 20255411 PMAQI
14th Jul 20255512 AMAQI
14th Jul 2025541 AMAQI
14th Jul 2025532 AMAQI
14th Jul 2025533 AMAQI
14th Jul 2025524 AMAQI
35°C25/45°C
14th Jul 2025535 AMAQI
14th Jul 2025546 AMAQI
14th Jul 2025557 AMAQI
14th Jul 2025568 AMAQI
14th Jul 2025569 AMAQI
14th Jul 20255610 AMAQI
14th Jul 20255611 AMAQI
14th Jul 20255512 PMAQI
14th Jul 2025551 PMAQI
14th Jul 2025552 PMAQI
14th Jul 2025553 PMAQI
14th Jul 2025554 PMAQI
14th Jul 2025555 PMAQI
14th Jul 2025546 PMAQI
14th Jul 2025547 PMAQI
14th Jul 2025538 PMAQI
14th Jul 2025519 PMAQI
14th Jul 20255310 PMAQI
14th Jul 20255411 PMAQI
15th Jul 20255812 AMAQI
15th Jul 2025571 AMAQI
15th Jul 2025562 AMAQI
15th Jul 2025523 AMAQI
15th Jul 2025504 AMAQI
36°C26/45°C
15th Jul 2025515 AMAQI
15th Jul 2025526 AMAQI
15th Jul 2025507 AMAQI
15th Jul 2025488 AMAQI
15th Jul 2025489 AMAQI
15th Jul 20255010 AMAQI
15th Jul 20255111 AMAQI
15th Jul 20255112 PMAQI
15th Jul 2025521 PMAQI
15th Jul 2025522 PMAQI
15th Jul 2025523 PMAQI
15th Jul 2025524 PMAQI
15th Jul 2025535 PMAQI
15th Jul 2025546 PMAQI
15th Jul 2025527 PMAQI
15th Jul 2025528 PMAQI
15th Jul 2025559 PMAQI
15th Jul 20255510 PMAQI
15th Jul 20255611 PMAQI
16th Jul 20255512 AMAQI
16th Jul 2025541 AMAQI
16th Jul 2025532 AMAQI
16th Jul 2025523 AMAQI
16th Jul 2025494 AMAQI
35°C25/45°C
16th Jul 2025475 AMAQI
16th Jul 2025456 AMAQI
16th Jul 2025467 AMAQI
16th Jul 2025488 AMAQI
16th Jul 2025489 AMAQI
16th Jul 20255010 AMAQI
16th Jul 20255011 AMAQI
16th Jul 20254812 PMAQI
16th Jul 2025471 PMAQI
16th Jul 2025452 PMAQI
16th Jul 2025463 PMAQI
16th Jul 2025424 PMAQI
16th Jul 2025385 PMAQI
16th Jul 2025376 PMAQI
16th Jul 2025437 PMAQI
16th Jul 2025428 PMAQI
16th Jul 2025339 PMAQI
16th Jul 20253410 PMAQI
16th Jul 20253511 PMAQI
17th Jul 20253712 AMAQI
17th Jul 2025371 AMAQI
17th Jul 2025372 AMAQI
17th Jul 2025373 AMAQI
17th Jul 2025384 AMAQI
33°C24/42°C
17th Jul 2025385 AMAQI
17th Jul 2025406 AMAQI
17th Jul 2025387 AMAQI
17th Jul 2025368 AMAQI
17th Jul 2025369 AMAQI
17th Jul 20253910 AMAQI
17th Jul 20253711 AMAQI
17th Jul 20253712 PMAQI
17th Jul 2025371 PMAQI
17th Jul 2025372 PMAQI
17th Jul 2025383 PMAQI
17th Jul 2025394 PMAQI
17th Jul 2025365 PMAQI
17th Jul 2025356 PMAQI
17th Jul 2025367 PMAQI
17th Jul 2025368 PMAQI
17th Jul 2025389 PMAQI
17th Jul 20254110 PMAQI
17th Jul 20254311 PMAQI
18th Jul 20254312 AMAQI
18th Jul 2025421 AMAQI
18th Jul 2025422 AMAQI
18th Jul 2025423 AMAQI
18th Jul 2025424 AMAQI
31°C23/40°C
18th Jul 2025405 AMAQI
18th Jul 2025396 AMAQI
18th Jul 2025427 AMAQI
18th Jul 2025428 AMAQI
18th Jul 2025429 AMAQI
18th Jul 20254310 AMAQI
18th Jul 20254411 AMAQI
18th Jul 20254412 PMAQI
18th Jul 2025421 PMAQI
18th Jul 2025412 PMAQI
18th Jul 2025413 PMAQI
18th Jul 2025394 PMAQI
18th Jul 2025385 PMAQI
18th Jul 2025376 PMAQI
18th Jul 2025397 PMAQI
18th Jul 2025398 PMAQI
18th Jul 2025359 PMAQI
18th Jul 20253310 PMAQI
18th Jul 20253211 PMAQI
19th Jul 20253412 AMAQI
19th Jul 2025331 AMAQI
19th Jul 2025322 AMAQI
19th Jul 2025323 AMAQI
19th Jul 2025334 AMAQI
29°C23/37°C
19th Jul 2025345 AMAQI
19th Jul 2025346 AMAQI
19th Jul 2025347 AMAQI
19th Jul 2025368 AMAQI
19th Jul 2025369 AMAQI
19th Jul 20253610 AMAQI
19th Jul 20253611 AMAQI
19th Jul 20253612 PMAQI
19th Jul 2025341 PMAQI
19th Jul 2025342 PMAQI
19th Jul 2025333 PMAQI
19th Jul 2025304 PMAQI
19th Jul 2025265 PMAQI
19th Jul 2025246 PMAQI
19th Jul 2025277 PMAQI
19th Jul 2025308 PMAQI
19th Jul 2025239 PMAQI
19th Jul 20252410 PMAQI
19th Jul 20252611 PMAQI
20th Jul 20252512 AMAQI
20th Jul 2025251 AMAQI
20th Jul 2025232 AMAQI
20th Jul 2025223 AMAQI
20th Jul 2025244 AMAQI
32°C24/41°C
20th Jul 2025235 AMAQI
20th Jul 2025246 AMAQI
20th Jul 2025257 AMAQI
20th Jul 2025278 AMAQI
20th Jul 2025279 AMAQI
20th Jul 20252610 AMAQI
20th Jul 20252811 AMAQI
20th Jul 20253012 PMAQI
20th Jul 2025291 PMAQI
20th Jul 2025292 PMAQI
20th Jul 2025303 PMAQI
20th Jul 2025284 PMAQI
20th Jul 2025285 PMAQI
20th Jul 2025256 PMAQI
20th Jul 2025247 PMAQI
20th Jul 2025238 PMAQI
20th Jul 2025219 PMAQI
20th Jul 20252210 PMAQI
20th Jul 20252311 PMAQI
21st Jul 20252412 AMAQI
21st Jul 2025261 AMAQI
21st Jul 2025252 AMAQI
21st Jul 2025283 AMAQI
21st Jul 2025294 AMAQI
33°C24/42°C
21st Jul 2025335 AMAQI
21st Jul 2025346 AMAQI
21st Jul 2025357 AMAQI
21st Jul 2025368 AMAQI
21st Jul 2025399 AMAQI
21st Jul 20254210 AMAQI
21st Jul 20254011 AMAQI
21st Jul 20254012 PMAQI
21st Jul 2025381 PMAQI
21st Jul 2025322 PMAQI
21st Jul 2025273 PMAQI
21st Jul 2025264 PMAQI
21st Jul 2025255 PMAQI
21st Jul 2025266 PMAQI
21st Jul 2025297 PMAQI
21st Jul 2025298 PMAQI
21st Jul 2025299 PMAQI
21st Jul 20253010 PMAQI
21st Jul 20253111 PMAQI
22nd Jul 20253212 AMAQI
22nd Jul 2025321 AMAQI
22nd Jul 2025332 AMAQI
22nd Jul 2025323 AMAQI
22nd Jul 2025304 AMAQI
32°C23/40°C
22nd Jul 2025315 AMAQI
22nd Jul 2025296 AMAQI
22nd Jul 2025317 AMAQI
22nd Jul 2025328 AMAQI
22nd Jul 2025369 AMAQI
22nd Jul 20253710 AMAQI
22nd Jul 20253711 AMAQI
22nd Jul 20253712 PMAQI
22nd Jul 2025371 PMAQI
22nd Jul 2025342 PMAQI
22nd Jul 2025313 PMAQI
22nd Jul 2025304 PMAQI
22nd Jul 2025265 PMAQI
22nd Jul 2025246 PMAQI
22nd Jul 2025297 PMAQI
22nd Jul 2025308 PMAQI
22nd Jul 2025239 PMAQI
22nd Jul 20252210 PMAQI
22nd Jul 20252211 PMAQI
23rd Jul 20252312 AMAQI
23rd Jul 2025221 AMAQI
23rd Jul 2025232 AMAQI
23rd Jul 2025223 AMAQI
23rd Jul 2025244 AMAQI
31°C23/39°C
23rd Jul 2025265 AMAQI
23rd Jul 2025256 AMAQI
23rd Jul 2025237 AMAQI
23rd Jul 2025268 AMAQI
23rd Jul 2025299 AMAQI
23rd Jul 20253010 AMAQI
23rd Jul 20253011 AMAQI
23rd Jul 20253112 PMAQI
23rd Jul 2025281 PMAQI
23rd Jul 2025252 PMAQI
23rd Jul 2025223 PMAQI
23rd Jul 2025204 PMAQI
23rd Jul 2025185 PMAQI
23rd Jul 2025186 PMAQI
23rd Jul 2025227 PMAQI
23rd Jul 2025218 PMAQI
23rd Jul 2025169 PMAQI
23rd Jul 20251610 PMAQI
23rd Jul 20251811 PMAQI
24th Jul 20251712 AMAQI
24th Jul 2025181 AMAQI
24th Jul 2025182 AMAQI
24th Jul 2025183 AMAQI
24th Jul 2025204 AMAQI
29°C20/39°C
24th Jul 2025225 AMAQI
24th Jul 2025196 AMAQI
24th Jul 2025187 AMAQI
24th Jul 2025198 AMAQI
24th Jul 2025249 AMAQI
24th Jul 20252710 AMAQI
24th Jul 20252711 AMAQI
24th Jul 20252812 PMAQI
24th Jul 2025281 PMAQI
24th Jul 2025272 PMAQI
24th Jul 2025253 PMAQI
24th Jul 2025224 PMAQI
24th Jul 2025195 PMAQI
24th Jul 2025176 PMAQI
24th Jul 2025187 PMAQI
24th Jul 2025178 PMAQI
24th Jul 2025169 PMAQI
24th Jul 20251610 PMAQI
24th Jul 20251711 PMAQI
25th Jul 20251712 AMAQI
25th Jul 2025161 AMAQI
25th Jul 2025162 AMAQI
25th Jul 2025163 AMAQI
25th Jul 2025154 AMAQI
29°C19/39°C
25th Jul 2025175 AMAQI
25th Jul 2025176 AMAQI
25th Jul 2025177 AMAQI
25th Jul 2025188 AMAQI
25th Jul 2025229 AMAQI
25th Jul 20253610 AMAQI
25th Jul 20252911 AMAQI
25th Jul 20252512 PMAQI
25th Jul 2025201 PMAQI
25th Jul 2025212 PMAQI
25th Jul 2025243 PMAQI
25th Jul 2025234 PMAQI
25th Jul 2025225 PMAQI
25th Jul 2025196 PMAQI
25th Jul 2025187 PMAQI
25th Jul 2025178 PMAQI
25th Jul 2025179 PMAQI
25th Jul 20251810 PMAQI
25th Jul 20251611 PMAQI
26th Jul 20251812 AMAQI
26th Jul 2025181 AMAQI
26th Jul 2025182 AMAQI
26th Jul 2025173 AMAQI
26th Jul 2025184 AMAQI
30°C20/39°C
26th Jul 2025195 AMAQI
26th Jul 2025196 AMAQI
26th Jul 2025217 AMAQI
26th Jul 2025228 AMAQI
26th Jul 2025239 AMAQI
26th Jul 20252310 AMAQI
26th Jul 20252611 AMAQI
26th Jul 20253012 PMAQI
26th Jul 2025261 PMAQI
26th Jul 2025242 PMAQI
26th Jul 2025213 PMAQI
26th Jul 2025204 PMAQI
26th Jul 2025185 PMAQI
26th Jul 2025176 PMAQI
26th Jul 2025187 PMAQI
26th Jul 2025208 PMAQI
26th Jul 2025179 PMAQI
26th Jul 20251810 PMAQI
26th Jul 20251811 PMAQI
27th Jul 20251812 AMAQI
27th Jul 2025171 AMAQI
27th Jul 2025192 AMAQI
27th Jul 2025213 AMAQI
27th Jul 2025204 AMAQI
29°C19/37°C
27th Jul 2025205 AMAQI
27th Jul 2025226 AMAQI
27th Jul 2025217 AMAQI
27th Jul 2025228 AMAQI
27th Jul 2025229 AMAQI
27th Jul 20252210 AMAQI
27th Jul 20252111 AMAQI
27th Jul 20252212 PMAQI
27th Jul 2025201 PMAQI
27th Jul 2025202 PMAQI
27th Jul 2025213 PMAQI
27th Jul 2025214 PMAQI
27th Jul 2025215 PMAQI
27th Jul 2025206 PMAQI
27th Jul 2025197 PMAQI
27th Jul 2025198 PMAQI
27th Jul 2025199 PMAQI
27th Jul 20251910 PMAQI
27th Jul 20251811 PMAQI
28th Jul 20251812 AMAQI
28th Jul 2025221 AMAQI
28th Jul 2025172 AMAQI
28th Jul 2025203 AMAQI
28th Jul 2025194 AMAQI
30°C21/39°C
28th Jul 2025195 AMAQI
28th Jul 2025206 AMAQI
28th Jul 2025207 AMAQI
28th Jul 2025208 AMAQI
28th Jul 2025239 AMAQI
28th Jul 20252410 AMAQI
28th Jul 20252711 AMAQI
28th Jul 20252712 PMAQI
28th Jul 2025281 PMAQI
28th Jul 2025262 PMAQI
28th Jul 2025253 PMAQI
28th Jul 2025224 PMAQI
28th Jul 2025205 PMAQI
28th Jul 2025196 PMAQI
28th Jul 2025207 PMAQI
28th Jul 2025188 PMAQI
28th Jul 2025169 PMAQI
28th Jul 20251810 PMAQI
28th Jul 20251711 PMAQI
29th Jul 20251512 AMAQI
29th Jul 2025171 AMAQI
29th Jul 2025162 AMAQI
29th Jul 2025253 AMAQI
29th Jul 2025264 AMAQI
32°C22/42°C
29th Jul 2025225 AMAQI
29th Jul 2025246 AMAQI
29th Jul 2025277 AMAQI
29th Jul 2025278 AMAQI
29th Jul 2025359 AMAQI
29th Jul 20253210 AMAQI
29th Jul 20253611 AMAQI
29th Jul 20253212 PMAQI
29th Jul 2025321 PMAQI
29th Jul 2025332 PMAQI
29th Jul 2025303 PMAQI
29th Jul 2025274 PMAQI
29th Jul 2025275 PMAQI
29th Jul 2025256 PMAQI
29th Jul 2025267 PMAQI
29th Jul 2025298 PMAQI
29th Jul 2025279 PMAQI
29th Jul 20252210 PMAQI
29th Jul 20252311 PMAQI
30th Jul 20252812 AMAQI
30th Jul 2025251 AMAQI
30th Jul 2025242 AMAQI
30th Jul 2025203 AMAQI
30th Jul 2025234 AMAQI
32°C22/42°C
30th Jul 2025225 AMAQI
30th Jul 2025236 AMAQI
30th Jul 2025257 AMAQI
30th Jul 2025278 AMAQI
30th Jul 2025319 AMAQI
30th Jul 20254010 AMAQI
30th Jul 20253911 AMAQI
30th Jul 20253612 PMAQI
30th Jul 2025351 PMAQI
30th Jul 2025322 PMAQI
30th Jul 2025313 PMAQI
30th Jul 2025314 PMAQI
30th Jul 2025315 PMAQI
30th Jul 2025316 PMAQI
30th Jul 2025317 PMAQI
30th Jul 2025318 PMAQI
30th Jul 2025249 PMAQI
30th Jul 20252110 PMAQI
30th Jul 20252111 PMAQI
31st Jul 20252212 AMAQI
31st Jul 2025231 AMAQI
31st Jul 2025232 AMAQI
31st Jul 2025233 AMAQI
31st Jul 2025244 AMAQI
31°C21/41°C
31st Jul 2025275 AMAQI
31st Jul 2025246 AMAQI
31st Jul 2025267 AMAQI
31st Jul 2025268 AMAQI
31st Jul 2025319 AMAQI
31st Jul 20253910 AMAQI
31st Jul 20253611 AMAQI
31st Jul 20253612 PMAQI
31st Jul 2025341 PMAQI
31st Jul 2025292 PMAQI
31st Jul 2025253 PMAQI
31st Jul 2025224 PMAQI
31st Jul 2025205 PMAQI
31st Jul 2025216 PMAQI
31st Jul 2025227 PMAQI
31st Jul 2025208 PMAQI
31st Jul 2025209 PMAQI
31st Jul 20251810 PMAQI
31st Jul 20251911 PMAQI
1st Aug 20252112 AMAQI
1st Aug 2025211 AMAQI
1st Aug 2025192 AMAQI
1st Aug 2025213 AMAQI
1st Aug 2025224 AMAQI
32°C22/42°C
1st Aug 2025225 AMAQI
1st Aug 2025246 AMAQI
1st Aug 2025247 AMAQI
1st Aug 2025258 AMAQI
1st Aug 2025279 AMAQI
1st Aug 20252910 AMAQI
1st Aug 20253111 AMAQI
1st Aug 20253012 PMAQI
1st Aug 2025291 PMAQI
1st Aug 2025292 PMAQI
1st Aug 2025283 PMAQI
1st Aug 2025254 PMAQI
1st Aug 2025265 PMAQI
1st Aug 2025226 PMAQI
1st Aug 2025237 PMAQI
1st Aug 2025228 PMAQI
1st Aug 2025209 PMAQI
1st Aug 20252010 PMAQI
1st Aug 20251911 PMAQI
2nd Aug 20252112 AMAQI
2nd Aug 2025191 AMAQI
2nd Aug 2025222 AMAQI
2nd Aug 2025243 AMAQI
2nd Aug 2025244 AMAQI
32°C23/43°C
2nd Aug 2025245 AMAQI
2nd Aug 2025246 AMAQI
2nd Aug 2025267 AMAQI
2nd Aug 2025248 AMAQI
2nd Aug 2025269 AMAQI
2nd Aug 20252910 AMAQI
2nd Aug 20252611 AMAQI
2nd Aug 20252812 PMAQI
2nd Aug 2025291 PMAQI
2nd Aug 2025312 PMAQI
2nd Aug 2025353 PMAQI
2nd Aug 2025504 PMAQI
2nd Aug 2025745 PMAQI
2nd Aug 2025876 PMAQI
2nd Aug 2025397 PMAQI
2nd Aug 2025458 PMAQI
2nd Aug 2025619 PMAQI
2nd Aug 20255610 PMAQI
2nd Aug 20255511 PMAQI
3rd Aug 20255412 AMAQI
3rd Aug 2025551 AMAQI
3rd Aug 2025542 AMAQI
3rd Aug 2025593 AMAQI
3rd Aug 2025554 AMAQI
32°C21/43°C
3rd Aug 2025555 AMAQI
5 AM3rd Aug 2025566 AMAQI
3rd Aug 2025547 AMAQI
3rd Aug 2025538 AMAQI
3rd Aug 2025549 AMAQI
3rd Aug 20255310 AMAQI
12 PM
7 PM
12 AM
4 AM
--°C/°C
Day time
Avg. Highest Time
10 AM - 6 PM
36AQI
9 hours / Day
270 hours / Month
Avg. Lowest Time
7 PM
32AQI
1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 10 AM to 6 PM (Avg. 36), while the lowest AQI was between 7 PM to 7 PM (Avg. 32).
Night time
Avg. Highest Time
12 AM - 11 PM
32AQI
9 hours / Day
270 hours / Month
Avg. Lowest Time
12 AM - 11 PM
32AQI
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. 32), while the lowest AQI was between 12 AM to 11 PM (Avg. 32).
2025 Days Vs Air Quality
Walter Johnson, Las Vegas, Nevada, United States
2025
95%
203
5%
11
Total number of days with different AQI categories in last 215 days in 2025 (150 days remaining)
Good
203 DaysModerate
11 DaysPoor
0 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 95%
Health Risk Level:
Very Low
In 2025, 95% of 215 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
Walter Johnson, Las Vegas, Nevada, 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 January 2025
47AQI
47AQI
2nd January 2025
40AQI
40AQI
3rd January 2025
50AQI
50AQI
4th January 2025
42AQI
42AQI
5th January 2025
44AQI
44AQI
6th January 2025
44AQI
44AQI
7th January 2025
40AQI
40AQI
8th January 2025
46AQI
46AQI
9th January 2025
43AQI
43AQI
10th January 2025
39AQI
39AQI
11th January 2025
55AQI
55AQI
12th January 2025
39AQI
39AQI
13th January 2025
39AQI
39AQI
14th January 2025
39AQI
39AQI
15th January 2025
36AQI
36AQI
16th January 2025
32AQI
32AQI
17th January 2025
34AQI
34AQI
18th January 2025
44AQI
44AQI
19th January 2025
58AQI
58AQI
20th January 2025
56AQI
56AQI
21st January 2025
40AQI
40AQI
22nd January 2025
45AQI
45AQI
23rd January 2025
38AQI
38AQI
24th January 2025
45AQI
45AQI
25th January 2025
58AQI
58AQI
26th January 2025
37AQI
37AQI
27th January 2025
38AQI
38AQI
28th January 2025
43AQI
43AQI
29th January 2025
46AQI
46AQI
30th January 2025
54AQI
54AQI
31st January 2025
58AQI
58AQI
1st February 2025
53AQI
53AQI
2nd February 2025
40AQI
40AQI
3rd February 2025
40AQI
40AQI
4th February 2025
39AQI
39AQI
5th February 2025
31AQI
31AQI
6th February 2025
30AQI
30AQI
7th February 2025
31AQI
31AQI
8th February 2025
31AQI
31AQI
9th February 2025
39AQI
39AQI
10th February 2025
39AQI
39AQI
11th February 2025
36AQI
36AQI
12th February 2025
36AQI
36AQI
13th February 2025
32AQI
32AQI
14th February 2025
30AQI
30AQI
15th February 2025
34AQI
34AQI
16th February 2025
39AQI
39AQI
17th February 2025
38AQI
38AQI
18th February 2025
34AQI
34AQI
19th February 2025
36AQI
36AQI
20th February 2025
37AQI
37AQI
21st February 2025
36AQI
36AQI
22nd February 2025
34AQI
34AQI
23rd February 2025
39AQI
39AQI
24th February 2025
40AQI
40AQI
25th February 2025
42AQI
42AQI
26th February 2025
38AQI
38AQI
27th February 2025
32AQI
32AQI
28th February 2025
34AQI
34AQI
1st March 2025
45AQI
45AQI
2nd March 2025
41AQI
41AQI
3rd March 2025
38AQI
38AQI
4th March 2025
35AQI
35AQI
5th March 2025
31AQI
31AQI
6th March 2025
31AQI
31AQI
7th March 2025
30AQI
30AQI
8th March 2025
29AQI
29AQI
9th March 2025
38AQI
38AQI
10th March 2025
33AQI
33AQI
11th March 2025
31AQI
31AQI
12th March 2025
29AQI
29AQI
13th March 2025
23AQI
23AQI
14th March 2025
24AQI
24AQI
15th March 2025
20AQI
20AQI
16th March 2025
27AQI
27AQI
17th March 2025
27AQI
27AQI
18th March 2025
24AQI
24AQI
19th March 2025
27AQI
27AQI
20th March 2025
28AQI
28AQI
21st March 2025
26AQI
26AQI
22nd March 2025
25AQI
25AQI
23rd March 2025
27AQI
27AQI
24th March 2025
26AQI
26AQI
25th March 2025
19AQI
19AQI
26th March 2025
23AQI
23AQI
27th March 2025
27AQI
27AQI
28th March 2025
36AQI
36AQI
29th March 2025
37AQI
37AQI
30th March 2025
40AQI
40AQI
31st March 2025
32AQI
32AQI
1st April 2025
25AQI
25AQI
2nd April 2025
20AQI
20AQI
3rd April 2025
16AQI
16AQI
4th April 2025
17AQI
17AQI
5th April 2025
15AQI
15AQI
6th April 2025
18AQI
18AQI
7th April 2025
22AQI
22AQI
8th April 2025
26AQI
26AQI
9th April 2025
31AQI
31AQI
10th April 2025
29AQI
29AQI
11th April 2025
30AQI
30AQI
12th April 2025
29AQI
29AQI
13th April 2025
27AQI
27AQI
14th April 2025
28AQI
28AQI
15th April 2025
26AQI
26AQI
16th April 2025
29AQI
29AQI
17th April 2025
41AQI
41AQI
18th April 2025
28AQI
28AQI
19th April 2025
17AQI
17AQI
20th April 2025
19AQI
19AQI
21st April 2025
23AQI
23AQI
22nd April 2025
25AQI
25AQI
23rd April 2025
30AQI
30AQI
24th April 2025
31AQI
31AQI
25th April 2025
30AQI
30AQI
26th April 2025
36AQI
36AQI
27th April 2025
14AQI
14AQI
28th April 2025
17AQI
17AQI
29th April 2025
16AQI
16AQI
30th April 2025
23AQI
23AQI
1st May 2025
24AQI
24AQI
2nd May 2025
25AQI
25AQI
3rd May 2025
30AQI
30AQI
4th May 2025
23AQI
23AQI
5th May 2025
26AQI
26AQI
6th May 2025
29AQI
29AQI
7th May 2025
25AQI
25AQI
8th May 2025
24AQI
24AQI
9th May 2025
22AQI
22AQI
10th May 2025
23AQI
23AQI
11th May 2025
31AQI
31AQI
12th May 2025
31AQI
31AQI
13th May 2025
41AQI
41AQI
14th May 2025
22AQI
22AQI
15th May 2025
16AQI
16AQI
16th May 2025
21AQI
21AQI
17th May 2025
39AQI
39AQI
18th May 2025
32AQI
32AQI
19th May 2025
29AQI
29AQI
20th May 2025
30AQI
30AQI
21st May 2025
34AQI
34AQI
22nd May 2025
33AQI
33AQI
23rd May 2025
30AQI
30AQI
24th May 2025
31AQI
31AQI
25th May 2025
29AQI
29AQI
26th May 2025
31AQI
31AQI
27th May 2025
31AQI
31AQI
28th May 2025
32AQI
32AQI
29th May 2025
31AQI
31AQI
30th May 2025
32AQI
32AQI
31st May 2025
30AQI
30AQI
1st June 2025
38AQI
38AQI
2nd June 2025
25AQI
25AQI
3rd June 2025
27AQI
27AQI
4th June 2025
33AQI
33AQI
5th June 2025
28AQI
28AQI
6th June 2025
25AQI
25AQI
7th June 2025
28AQI
28AQI
8th June 2025
27AQI
27AQI
9th June 2025
29AQI
29AQI
10th June 2025
30AQI
30AQI
11th June 2025
37AQI
37AQI
12th June 2025
32AQI
32AQI
13th June 2025
36AQI
36AQI
14th June 2025
31AQI
31AQI
15th June 2025
25AQI
25AQI
16th June 2025
24AQI
24AQI
17th June 2025
32AQI
32AQI
18th June 2025
29AQI
29AQI
19th June 2025
33AQI
33AQI
20th June 2025
35AQI
35AQI
21st June 2025
41AQI
41AQI
22nd June 2025
40AQI
40AQI
23rd June 2025
39AQI
39AQI
24th June 2025
51AQI
51AQI
25th June 2025
49AQI
49AQI
26th June 2025
43AQI
43AQI
27th June 2025
45AQI
45AQI
28th June 2025
43AQI
43AQI
29th June 2025
38AQI
38AQI
30th June 2025
26AQI
26AQI
1st July 2025
38AQI
38AQI
2nd July 2025
33AQI
33AQI
3rd July 2025
37AQI
37AQI
4th July 2025
48AQI
48AQI
5th July 2025
44AQI
44AQI
6th July 2025
26AQI
26AQI
7th July 2025
26AQI
26AQI
8th July 2025
37AQI
37AQI
9th July 2025
26AQI
26AQI
10th July 2025
36AQI
36AQI
11th July 2025
53AQI
53AQI
12th July 2025
48AQI
48AQI
13th July 2025
50AQI
50AQI
14th July 2025
54AQI
54AQI
15th July 2025
53AQI
53AQI
16th July 2025
45AQI
45AQI
17th July 2025
38AQI
38AQI
18th July 2025
40AQI
40AQI
19th July 2025
31AQI
31AQI
20th July 2025
25AQI
25AQI
21st July 2025
31AQI
31AQI
22nd July 2025
30AQI
30AQI
23rd July 2025
23AQI
23AQI
24th July 2025
20AQI
20AQI
25th July 2025
19AQI
19AQI
26th July 2025
20AQI
20AQI
27th July 2025
20AQI
20AQI
28th July 2025
21AQI
21AQI
29th July 2025
26AQI
26AQI
30th July 2025
28AQI
28AQI
31st July 2025
25AQI
25AQI
1st August 2025
24AQI
24AQI
2nd August 2025
32AQI
32AQI
44AQI
36AQI
30AQI
25AQI
29AQI
34AQI
34AQI
28AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202533AQI
25
6
27
1
31
30
31
29
1
28
3
2
203
11
Highest AQI recorded in
January44AQI
Lowest AQI recorded in
April25AQI
202439AQI
17
5
6
7
13
22
7
9
22
23
8
15
12
1
28
3
29
1
17
14
191
67
1
Highest AQI recorded in
September54AQI
Lowest AQI recorded in
January5AQI
20234AQI
3
31
34
Highest AQI recorded in
November4AQI
Lowest AQI recorded in
December4AQI
202125AQI
30
28
27
29
1
18
132
1
Highest AQI recorded in
May29AQI
Lowest AQI recorded in
February22AQI
202031AQI
13
20
18
29
1
31
25
6
18
10
2
27
4
30
31
242
21
2
Highest AQI recorded in
September49AQI
Lowest AQI recorded in
March19AQI
Most & Least Polluted Years Over the Last 5 Years
Most Polluted Year Recorded
2024(Avg.)
39AQILeast Polluted Year Recorded
2023(Avg.)
4AQIWalter Johnson's annual 2025 AQI (33) shows an average percentage change of 174.6% (worsened AQI) compared to previous years: 2020 (31), 2021 (25), 2023 (4), 2024 (39).
