Boulder City, 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+
November Air Quality Analysis
Boulder City, Nevada, United States
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
30th Nov 2024
53AQILowest AQI recorded on
30th Nov 2023
7AQISame Day Analysis (4th November ):
On this day, AQI across the 3 years varied significantly: 2025 ranks 1st highest AQI at 20 of Good air quality on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 4th Nov - 5th Nov 2025
Boulder City, Nevada, United States
AQI
Day
Night
.
6 AM4th Nov 2025
5 PM
5 AM5th Nov 2025
Day time
Avg. Highest Time
9AM4th Nov
38AQI
Avg. Lowest Time
6AM4th Nov
17AQI
Night time
Avg. Highest Time
9PM4th Nov
43AQI
Avg. Lowest Time
12AM5th Nov
16AQI
In the last 24 hours,
Boulder City's AQI reached its highest point of 43 at 9 PM during the Night, while the lowest point, undefined, was recorded at 5 AM during the Night between 4th Nov and 5th Nov 2025.
Day & Night AQI Trend : Oct - Nov 2025
Boulder City, Nevada, United States
OctNov
06th - 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 - 04th04th - 05th05th
Day
Night
6th Oct 202586 AMAQI
6th Oct 202597 AMAQI
6th Oct 2025118 AMAQI
6th Oct 2025129 AMAQI
6th Oct 20251110 AMAQI
7th Oct 2025134 AMAQI
7th Oct 2025115 AMAQI
22°C17/29°C
7th Oct 2025106 AMAQI
7th Oct 2025107 AMAQI
7th Oct 2025108 AMAQI
7th Oct 2025119 AMAQI
7th Oct 20251710 AMAQI
7th Oct 20251911 AMAQI
7th Oct 20252912 PMAQI
7th Oct 2025241 PMAQI
7th Oct 2025152 PMAQI
7th Oct 2025133 PMAQI
7th Oct 2025114 PMAQI
7th Oct 2025105 PMAQI
7th Oct 2025106 PMAQI
7th Oct 2025127 PMAQI
7th Oct 2025148 PMAQI
7th Oct 2025179 PMAQI
7th Oct 20251710 PMAQI
7th Oct 20251611 PMAQI
8th Oct 20251612 AMAQI
8th Oct 2025181 AMAQI
8th Oct 2025242 AMAQI
8th Oct 2025323 AMAQI
8th Oct 2025294 AMAQI
8th Oct 2025265 AMAQI
23°C18/29°C
8th Oct 2025276 AMAQI
8th Oct 2025297 AMAQI
8th Oct 2025288 AMAQI
8th Oct 2025319 AMAQI
8th Oct 20252810 AMAQI
8th Oct 20252611 AMAQI
8th Oct 20252412 PMAQI
8th Oct 2025211 PMAQI
8th Oct 2025192 PMAQI
8th Oct 2025203 PMAQI
8th Oct 2025184 PMAQI
8th Oct 2025185 PMAQI
8th Oct 2025166 PMAQI
8th Oct 2025147 PMAQI
8th Oct 2025148 PMAQI
8th Oct 2025159 PMAQI
8th Oct 20251510 PMAQI
8th Oct 20251611 PMAQI
9th Oct 20251712 AMAQI
9th Oct 2025161 AMAQI
9th Oct 2025172 AMAQI
9th Oct 2025163 AMAQI
9th Oct 2025164 AMAQI
9th Oct 2025165 AMAQI
24°C17/32°C
9th Oct 2025156 AMAQI
9th Oct 2025167 AMAQI
9th Oct 2025198 AMAQI
9th Oct 2025229 AMAQI
9th Oct 20253010 AMAQI
9th Oct 20254411 AMAQI
9th Oct 20254312 PMAQI
9th Oct 2025311 PMAQI
9th Oct 2025252 PMAQI
9th Oct 2025233 PMAQI
9th Oct 2025184 PMAQI
9th Oct 2025175 PMAQI
9th Oct 2025156 PMAQI
9th Oct 2025137 PMAQI
9th Oct 2025118 PMAQI
9th Oct 2025109 PMAQI
9th Oct 2025910 PMAQI
9th Oct 2025911 PMAQI
10th Oct 20251012 AMAQI
10th Oct 2025111 AMAQI
10th Oct 2025102 AMAQI
10th Oct 2025103 AMAQI
10th Oct 2025104 AMAQI
10th Oct 2025115 AMAQI
25°C21/32°C
10th Oct 202586 AMAQI
10th Oct 202597 AMAQI
10th Oct 2025108 AMAQI
10th Oct 2025119 AMAQI
10th Oct 20251210 AMAQI
10th Oct 2025911 AMAQI
10th Oct 2025812 PMAQI
10th Oct 202581 PMAQI
10th Oct 202582 PMAQI
10th Oct 202583 PMAQI
10th Oct 202584 PMAQI
10th Oct 2025105 PMAQI
10th Oct 2025106 PMAQI
10th Oct 202597 PMAQI
10th Oct 202598 PMAQI
10th Oct 2025179 PMAQI
10th Oct 20251310 PMAQI
10th Oct 2025711 PMAQI
11th Oct 2025912 AMAQI
11th Oct 2025111 AMAQI
11th Oct 202592 AMAQI
11th Oct 2025103 AMAQI
11th Oct 202584 AMAQI
11th Oct 2025115 AMAQI
24°C19/32°C
11th Oct 2025106 AMAQI
11th Oct 202597 AMAQI
11th Oct 202598 AMAQI
11th Oct 2025129 AMAQI
11th Oct 20251110 AMAQI
11th Oct 2025811 AMAQI
11th Oct 2025812 PMAQI
11th Oct 202571 PMAQI
11th Oct 2025112 PMAQI
11th Oct 2025153 PMAQI
11th Oct 2025164 PMAQI
11th Oct 2025145 PMAQI
11th Oct 2025126 PMAQI
11th Oct 2025117 PMAQI
11th Oct 2025148 PMAQI
11th Oct 2025159 PMAQI
11th Oct 20252410 PMAQI
11th Oct 20252911 PMAQI
12th Oct 20252912 AMAQI
12th Oct 2025241 AMAQI
12th Oct 2025192 AMAQI
12th Oct 2025183 AMAQI
12th Oct 2025154 AMAQI
12th Oct 2025155 AMAQI
24°C19/30°C
12th Oct 2025136 AMAQI
12th Oct 2025107 AMAQI
12th Oct 2025108 AMAQI
12th Oct 202599 AMAQI
12th Oct 20251110 AMAQI
12th Oct 20251211 AMAQI
12th Oct 2025912 PMAQI
12th Oct 2025101 PMAQI
12th Oct 202582 PMAQI
12th Oct 202583 PMAQI
12th Oct 202594 PMAQI
12th Oct 202585 PMAQI
12th Oct 2025206 PMAQI
12th Oct 2025137 PMAQI
12th Oct 2025118 PMAQI
12th Oct 2025149 PMAQI
12th Oct 20251510 PMAQI
12th Oct 20251411 PMAQI
13th Oct 20251612 AMAQI
13th Oct 2025121 AMAQI
13th Oct 2025122 AMAQI
13th Oct 2025113 AMAQI
13th Oct 2025104 AMAQI
13th Oct 2025115 AMAQI
21°C16/27°C
13th Oct 2025106 AMAQI
13th Oct 2025127 AMAQI
13th Oct 2025148 AMAQI
13th Oct 2025169 AMAQI
13th Oct 20251510 AMAQI
13th Oct 20251711 AMAQI
13th Oct 20252212 PMAQI
13th Oct 2025171 PMAQI
13th Oct 2025182 PMAQI
13th Oct 2025213 PMAQI
13th Oct 2025234 PMAQI
13th Oct 2025145 PMAQI
13th Oct 2025136 PMAQI
13th Oct 2025137 PMAQI
13th Oct 2025138 PMAQI
13th Oct 2025159 PMAQI
13th Oct 20251510 PMAQI
13th Oct 20253611 PMAQI
14th Oct 20254712 AMAQI
14th Oct 2025511 AMAQI
14th Oct 2025502 AMAQI
14th Oct 2025463 AMAQI
14th Oct 2025434 AMAQI
14th Oct 2025395 AMAQI
20°C15/28°C
14th Oct 2025386 AMAQI
14th Oct 2025377 AMAQI
14th Oct 2025368 AMAQI
14th Oct 2025479 AMAQI
14th Oct 20255210 AMAQI
14th Oct 20255011 AMAQI
14th Oct 20254612 PMAQI
14th Oct 2025441 PMAQI
14th Oct 2025492 PMAQI
14th Oct 2025513 PMAQI
14th Oct 2025484 PMAQI
14th Oct 2025395 PMAQI
14th Oct 2025346 PMAQI
14th Oct 2025317 PMAQI
14th Oct 2025318 PMAQI
14th Oct 2025329 PMAQI
14th Oct 20252810 PMAQI
14th Oct 20252311 PMAQI
15th Oct 20251912 AMAQI
15th Oct 2025101 AMAQI
15th Oct 202562 AMAQI
15th Oct 202563 AMAQI
15th Oct 202564 AMAQI
15th Oct 202565 AMAQI
18°C13/24°C
15th Oct 202566 AMAQI
15th Oct 202577 AMAQI
15th Oct 202598 AMAQI
15th Oct 2025129 AMAQI
15th Oct 2025910 AMAQI
15th Oct 20251711 AMAQI
15th Oct 20252512 PMAQI
15th Oct 202571 PMAQI
15th Oct 202562 PMAQI
15th Oct 202573 PMAQI
15th Oct 202564 PMAQI
15th Oct 2025105 PMAQI
15th Oct 202586 PMAQI
15th Oct 202577 PMAQI
15th Oct 202568 PMAQI
15th Oct 202569 PMAQI
15th Oct 20252210 PMAQI
15th Oct 20251911 PMAQI
16th Oct 20251312 AMAQI
16th Oct 202561 AMAQI
16th Oct 202572 AMAQI
16th Oct 202583 AMAQI
16th Oct 202584 AMAQI
16th Oct 2025105 AMAQI
16°C11/21°C
16th Oct 2025116 AMAQI
16th Oct 2025147 AMAQI
16th Oct 2025138 AMAQI
16th Oct 2025129 AMAQI
16th Oct 20251810 AMAQI
16th Oct 2025911 AMAQI
16th Oct 20251212 PMAQI
16th Oct 2025111 PMAQI
16th Oct 2025132 PMAQI
16th Oct 2025123 PMAQI
16th Oct 2025154 PMAQI
16th Oct 2025105 PMAQI
16th Oct 2025166 PMAQI
16th Oct 2025117 PMAQI
16th Oct 202588 PMAQI
16th Oct 202589 PMAQI
16th Oct 20252010 PMAQI
16th Oct 20251611 PMAQI
17th Oct 2025812 AMAQI
17th Oct 2025131 AMAQI
17th Oct 2025152 AMAQI
17th Oct 202583 AMAQI
17th Oct 202594 AMAQI
17th Oct 2025145 AMAQI
16°C10/23°C
17th Oct 2025166 AMAQI
17th Oct 2025167 AMAQI
17th Oct 2025238 AMAQI
17th Oct 2025289 AMAQI
17th Oct 20252910 AMAQI
17th Oct 20251911 AMAQI
17th Oct 20251812 PMAQI
17th Oct 2025151 PMAQI
17th Oct 2025142 PMAQI
17th Oct 2025143 PMAQI
17th Oct 2025144 PMAQI
17th Oct 2025115 PMAQI
17th Oct 2025106 PMAQI
17th Oct 202587 PMAQI
17th Oct 202578 PMAQI
17th Oct 2025209 PMAQI
17th Oct 20252210 PMAQI
17th Oct 20251911 PMAQI
18th Oct 20252512 AMAQI
18th Oct 2025161 AMAQI
18th Oct 2025162 AMAQI
18th Oct 2025103 AMAQI
18th Oct 2025174 AMAQI
18th Oct 2025265 AMAQI
19°C14/25°C
18th Oct 2025316 AMAQI
18th Oct 2025187 AMAQI
18th Oct 2025238 AMAQI
18th Oct 2025419 AMAQI
18th Oct 20252910 AMAQI
18th Oct 20252811 AMAQI
18th Oct 20252312 PMAQI
18th Oct 2025131 PMAQI
18th Oct 2025102 PMAQI
18th Oct 202573 PMAQI
18th Oct 2025124 PMAQI
18th Oct 2025145 PMAQI
18th Oct 2025146 PMAQI
18th Oct 202597 PMAQI
18th Oct 202598 PMAQI
18th Oct 2025109 PMAQI
18th Oct 20251110 PMAQI
18th Oct 20251211 PMAQI
19th Oct 20251012 AMAQI
19th Oct 2025111 AMAQI
19th Oct 2025112 AMAQI
19th Oct 2025103 AMAQI
19th Oct 2025104 AMAQI
19th Oct 2025105 AMAQI
20°C14/27°C
19th Oct 2025116 AMAQI
19th Oct 2025117 AMAQI
19th Oct 2025128 AMAQI
19th Oct 2025249 AMAQI
19th Oct 20252710 AMAQI
19th Oct 20253311 AMAQI
19th Oct 20252112 PMAQI
19th Oct 2025181 PMAQI
19th Oct 2025122 PMAQI
19th Oct 2025163 PMAQI
19th Oct 2025244 PMAQI
19th Oct 2025155 PMAQI
19th Oct 2025166 PMAQI
19th Oct 2025157 PMAQI
19th Oct 2025168 PMAQI
19th Oct 2025189 PMAQI
19th Oct 20251510 PMAQI
19th Oct 20251711 PMAQI
20th Oct 20252212 AMAQI
20th Oct 2025231 AMAQI
20th Oct 2025232 AMAQI
20th Oct 2025223 AMAQI
20th Oct 2025214 AMAQI
20th Oct 2025205 AMAQI
21°C15/29°C
20th Oct 2025186 AMAQI
20th Oct 2025307 AMAQI
20th Oct 2025438 AMAQI
20th Oct 2025179 AMAQI
20th Oct 20251810 AMAQI
20th Oct 20251711 AMAQI
20th Oct 20251612 PMAQI
20th Oct 2025131 PMAQI
20th Oct 2025132 PMAQI
20th Oct 2025223 PMAQI
20th Oct 2025134 PMAQI
20th Oct 2025185 PMAQI
20th Oct 2025176 PMAQI
20th Oct 2025227 PMAQI
20th Oct 2025128 PMAQI
20th Oct 2025159 PMAQI
20th Oct 20251710 PMAQI
20th Oct 20251811 PMAQI
21st Oct 20251712 AMAQI
21st Oct 2025151 AMAQI
21st Oct 2025132 AMAQI
21st Oct 2025123 AMAQI
21st Oct 2025134 AMAQI
21st Oct 2025165 AMAQI
21°C15/28°C
21st Oct 2025136 AMAQI
21st Oct 2025157 AMAQI
21st Oct 2025178 AMAQI
21st Oct 2025199 AMAQI
21st Oct 20252010 AMAQI
21st Oct 20252711 AMAQI
21st Oct 20252012 PMAQI
21st Oct 2025211 PMAQI
21st Oct 2025232 PMAQI
21st Oct 2025243 PMAQI
21st Oct 2025264 PMAQI
21st Oct 2025245 PMAQI
21st Oct 2025266 PMAQI
21st Oct 2025187 PMAQI
21st Oct 2025188 PMAQI
21st Oct 2025219 PMAQI
21st Oct 20252810 PMAQI
21st Oct 20254311 PMAQI
22nd Oct 20254112 AMAQI
22nd Oct 2025271 AMAQI
22nd Oct 2025262 AMAQI
22nd Oct 2025263 AMAQI
22nd Oct 2025254 AMAQI
22nd Oct 2025215 AMAQI
21°C15/28°C
22nd Oct 2025216 AMAQI
22nd Oct 2025217 AMAQI
22nd Oct 2025228 AMAQI
22nd Oct 2025239 AMAQI
22nd Oct 20252710 AMAQI
22nd Oct 20253211 AMAQI
22nd Oct 20253012 PMAQI
22nd Oct 2025251 PMAQI
22nd Oct 2025292 PMAQI
22nd Oct 2025283 PMAQI
22nd Oct 2025294 PMAQI
22nd Oct 2025325 PMAQI
22nd Oct 2025286 PMAQI
22nd Oct 2025217 PMAQI
22nd Oct 2025188 PMAQI
22nd Oct 2025169 PMAQI
22nd Oct 20252010 PMAQI
22nd Oct 20251911 PMAQI
23rd Oct 20252212 AMAQI
23rd Oct 2025201 AMAQI
23rd Oct 2025262 AMAQI
23rd Oct 2025243 AMAQI
23rd Oct 2025184 AMAQI
23rd Oct 2025185 AMAQI
22°C16/29°C
23rd Oct 2025136 AMAQI
23rd Oct 2025177 AMAQI
23rd Oct 2025228 AMAQI
23rd Oct 2025259 AMAQI
23rd Oct 20252210 AMAQI
23rd Oct 20251711 AMAQI
23rd Oct 20252512 PMAQI
23rd Oct 2025351 PMAQI
23rd Oct 2025342 PMAQI
23rd Oct 2025303 PMAQI
23rd Oct 2025464 PMAQI
23rd Oct 2025245 PMAQI
23rd Oct 2025246 PMAQI
23rd Oct 2025217 PMAQI
23rd Oct 2025258 PMAQI
23rd Oct 2025199 PMAQI
23rd Oct 20251410 PMAQI
23rd Oct 20251111 PMAQI
24th Oct 20251112 AMAQI
24th Oct 2025141 AMAQI
24th Oct 2025132 AMAQI
24th Oct 2025163 AMAQI
24th Oct 2025174 AMAQI
24th Oct 2025165 AMAQI
22°C17/27°C
24th Oct 2025156 AMAQI
24th Oct 2025157 AMAQI
24th Oct 2025288 AMAQI
24th Oct 2025409 AMAQI
24th Oct 20252510 AMAQI
24th Oct 20252111 AMAQI
24th Oct 20254712 PMAQI
24th Oct 2025501 PMAQI
24th Oct 2025502 PMAQI
24th Oct 2025373 PMAQI
24th Oct 2025224 PMAQI
24th Oct 2025165 PMAQI
24th Oct 2025166 PMAQI
24th Oct 2025177 PMAQI
24th Oct 2025168 PMAQI
24th Oct 2025219 PMAQI
24th Oct 20252510 PMAQI
24th Oct 20253511 PMAQI
25th Oct 20252612 AMAQI
25th Oct 2025181 AMAQI
25th Oct 2025122 AMAQI
25th Oct 2025183 AMAQI
25th Oct 2025234 AMAQI
25th Oct 2025245 AMAQI
21°C16/27°C
25th Oct 2025226 AMAQI
25th Oct 2025217 AMAQI
25th Oct 2025188 AMAQI
25th Oct 2025369 AMAQI
25th Oct 20252310 AMAQI
25th Oct 20252211 AMAQI
25th Oct 20251812 PMAQI
25th Oct 2025291 PMAQI
25th Oct 2025192 PMAQI
25th Oct 2025223 PMAQI
25th Oct 2025194 PMAQI
25th Oct 2025185 PMAQI
25th Oct 2025176 PMAQI
25th Oct 2025267 PMAQI
25th Oct 2025198 PMAQI
25th Oct 2025139 PMAQI
25th Oct 20252810 PMAQI
25th Oct 20252011 PMAQI
26th Oct 20251512 AMAQI
26th Oct 2025171 AMAQI
26th Oct 2025202 AMAQI
26th Oct 2025173 AMAQI
26th Oct 2025144 AMAQI
26th Oct 2025185 AMAQI
22°C15/29°C
26th Oct 2025156 AMAQI
26th Oct 2025177 AMAQI
26th Oct 2025168 AMAQI
26th Oct 2025129 AMAQI
26th Oct 20255310 AMAQI
26th Oct 20253611 AMAQI
26th Oct 20252712 PMAQI
26th Oct 2025161 PMAQI
26th Oct 2025142 PMAQI
26th Oct 2025153 PMAQI
26th Oct 2025134 PMAQI
26th Oct 2025125 PMAQI
26th Oct 2025166 PMAQI
26th Oct 2025197 PMAQI
26th Oct 2025188 PMAQI
26th Oct 2025249 PMAQI
26th Oct 20252810 PMAQI
26th Oct 20252211 PMAQI
27th Oct 20251812 AMAQI
27th Oct 2025171 AMAQI
27th Oct 2025152 AMAQI
27th Oct 2025143 AMAQI
27th Oct 2025144 AMAQI
27th Oct 2025105 AMAQI
24°C18/30°C
27th Oct 2025206 AMAQI
27th Oct 2025207 AMAQI
27th Oct 2025248 AMAQI
27th Oct 2025329 AMAQI
27th Oct 20254410 AMAQI
27th Oct 20253611 AMAQI
27th Oct 20254112 PMAQI
27th Oct 2025491 PMAQI
27th Oct 2025562 PMAQI
27th Oct 2025493 PMAQI
27th Oct 2025464 PMAQI
27th Oct 2025335 PMAQI
27th Oct 2025176 PMAQI
27th Oct 2025147 PMAQI
27th Oct 2025158 PMAQI
27th Oct 2025189 PMAQI
27th Oct 20251610 PMAQI
27th Oct 20252711 PMAQI
28th Oct 20252012 AMAQI
28th Oct 2025181 AMAQI
28th Oct 2025232 AMAQI
28th Oct 2025233 AMAQI
28th Oct 2025284 AMAQI
28th Oct 2025285 AMAQI
22°C16/28°C
28th Oct 2025226 AMAQI
28th Oct 2025187 AMAQI
28th Oct 2025188 AMAQI
28th Oct 2025409 AMAQI
28th Oct 20254810 AMAQI
28th Oct 20253211 AMAQI
28th Oct 20254212 PMAQI
28th Oct 2025461 PMAQI
28th Oct 2025512 PMAQI
28th Oct 2025463 PMAQI
28th Oct 2025384 PMAQI
28th Oct 2025305 PMAQI
28th Oct 2025206 PMAQI
28th Oct 2025227 PMAQI
28th Oct 2025228 PMAQI
28th Oct 2025299 PMAQI
28th Oct 20252710 PMAQI
28th Oct 20253011 PMAQI
29th Oct 20252512 AMAQI
29th Oct 2025231 AMAQI
29th Oct 2025162 AMAQI
29th Oct 2025173 AMAQI
29th Oct 2025204 AMAQI
29th Oct 2025205 AMAQI
20°C14/26°C
29th Oct 2025226 AMAQI
29th Oct 2025197 AMAQI
29th Oct 2025288 AMAQI
29th Oct 2025539 AMAQI
29th Oct 20255310 AMAQI
29th Oct 20254611 AMAQI
29th Oct 20254012 PMAQI
29th Oct 2025271 PMAQI
29th Oct 2025212 PMAQI
29th Oct 2025263 PMAQI
29th Oct 2025274 PMAQI
29th Oct 2025285 PMAQI
29th Oct 2025226 PMAQI
29th Oct 2025197 PMAQI
29th Oct 2025198 PMAQI
29th Oct 2025299 PMAQI
29th Oct 20253210 PMAQI
29th Oct 20252311 PMAQI
30th Oct 20251912 AMAQI
30th Oct 2025201 AMAQI
30th Oct 2025212 AMAQI
30th Oct 2025193 AMAQI
30th Oct 2025174 AMAQI
30th Oct 2025175 AMAQI
21°C15/28°C
30th Oct 2025146 AMAQI
30th Oct 2025127 AMAQI
30th Oct 2025188 AMAQI
30th Oct 2025569 AMAQI
30th Oct 20255010 AMAQI
30th Oct 20253211 AMAQI
30th Oct 20252912 PMAQI
30th Oct 2025261 PMAQI
30th Oct 2025232 PMAQI
30th Oct 2025303 PMAQI
30th Oct 2025364 PMAQI
30th Oct 2025295 PMAQI
30th Oct 2025196 PMAQI
30th Oct 2025187 PMAQI
30th Oct 2025168 PMAQI
30th Oct 2025169 PMAQI
30th Oct 20252010 PMAQI
30th Oct 20252811 PMAQI
31st Oct 20251912 AMAQI
31st Oct 2025281 AMAQI
31st Oct 2025232 AMAQI
31st Oct 2025263 AMAQI
31st Oct 2025354 AMAQI
31st Oct 2025245 AMAQI
18°C10/27°C
31st Oct 2025156 AMAQI
31st Oct 2025177 AMAQI
31st Oct 2025228 AMAQI
31st Oct 2025379 AMAQI
31st Oct 20255410 AMAQI
31st Oct 20253011 AMAQI
31st Oct 20252512 PMAQI
31st Oct 2025281 PMAQI
31st Oct 2025252 PMAQI
31st Oct 2025203 PMAQI
31st Oct 2025334 PMAQI
31st Oct 2025435 PMAQI
31st Oct 2025216 PMAQI
31st Oct 2025167 PMAQI
31st Oct 2025188 PMAQI
31st Oct 2025239 PMAQI
31st Oct 20252510 PMAQI
31st Oct 20252411 PMAQI
1st Nov 20252912 AMAQI
1st Nov 2025301 AMAQI
1st Nov 2025302 AMAQI
1st Nov 2025243 AMAQI
1st Nov 2025204 AMAQI
1st Nov 2025265 AMAQI
19°C11/27°C
1st Nov 2025226 AMAQI
1st Nov 2025227 AMAQI
1st Nov 2025198 AMAQI
1st Nov 2025209 AMAQI
1st Nov 20253110 AMAQI
1st Nov 20252411 AMAQI
1st Nov 20254112 PMAQI
1st Nov 2025281 PMAQI
1st Nov 2025212 PMAQI
1st Nov 2025233 PMAQI
1st Nov 2025204 PMAQI
1st Nov 2025425 PMAQI
1st Nov 2025226 PMAQI
1st Nov 2025157 PMAQI
1st Nov 2025168 PMAQI
1st Nov 2025339 PMAQI
1st Nov 20253810 PMAQI
1st Nov 20253211 PMAQI
2nd Nov 20252912 AMAQI
2nd Nov 2025241 AMAQI
2nd Nov 2025192 AMAQI
2nd Nov 2025163 AMAQI
2nd Nov 2025164 AMAQI
2nd Nov 2025155 AMAQI
21°C14/28°C
2nd Nov 2025176 AMAQI
2nd Nov 2025157 AMAQI
2nd Nov 2025298 AMAQI
2nd Nov 2025359 AMAQI
2nd Nov 20251810 AMAQI
2nd Nov 20251911 AMAQI
2nd Nov 20251912 PMAQI
2nd Nov 2025181 PMAQI
2nd Nov 2025162 PMAQI
2nd Nov 2025163 PMAQI
2nd Nov 2025144 PMAQI
2nd Nov 2025135 PMAQI
2nd Nov 2025126 PMAQI
2nd Nov 2025147 PMAQI
2nd Nov 2025168 PMAQI
2nd Nov 2025229 PMAQI
2nd Nov 20252210 PMAQI
2nd Nov 20252711 PMAQI
3rd Nov 20253112 AMAQI
3rd Nov 2025171 AMAQI
3rd Nov 2025242 AMAQI
3rd Nov 2025113 AMAQI
3rd Nov 2025204 AMAQI
3rd Nov 2025265 AMAQI
22°C16/28°C
3rd Nov 2025206 AMAQI
3rd Nov 2025157 AMAQI
3rd Nov 2025258 AMAQI
3rd Nov 2025539 AMAQI
3rd Nov 20252810 AMAQI
3rd Nov 20253211 AMAQI
3rd Nov 20254012 PMAQI
3rd Nov 2025211 PMAQI
3rd Nov 2025222 PMAQI
3rd Nov 2025403 PMAQI
3rd Nov 2025334 PMAQI
3rd Nov 2025315 PMAQI
3rd Nov 2025226 PMAQI
3rd Nov 2025177 PMAQI
3rd Nov 2025208 PMAQI
3rd Nov 2025249 PMAQI
3rd Nov 20252310 PMAQI
3rd Nov 20252111 PMAQI
4th Nov 20252112 AMAQI
4th Nov 2025191 AMAQI
4th Nov 2025162 AMAQI
4th Nov 2025143 AMAQI
4th Nov 2025144 AMAQI
4th Nov 2025185 AMAQI
21°C15/29°C
4th Nov 2025176 AMAQI
4th Nov 2025187 AMAQI
4th Nov 2025208 AMAQI
4th Nov 2025389 AMAQI
4th Nov 20253310 AMAQI
4th Nov 20252611 AMAQI
4th Nov 20252112 PMAQI
4th Nov 2025191 PMAQI
4th Nov 2025232 PMAQI
4th Nov 2025233 PMAQI
4th Nov 2025364 PMAQI
4th Nov 2025265 PMAQI
4th Nov 2025176 PMAQI
4th Nov 2025197 PMAQI
4th Nov 2025228 PMAQI
4th Nov 2025439 PMAQI
4th Nov 20254010 PMAQI
4th Nov 20252411 PMAQI
5th Nov 20251612 AMAQI
5th Nov 2025231 AMAQI
5th Nov 2025222 AMAQI
21°C16/28°C
6 AM
11 AM
5 PM
11 PM
5 AM
--°C/°C
Day time
Avg. Highest Time
10 AM
28AQI
1 hours / Day
30 hours / Month
Avg. Lowest Time
6 AM - 7 AM
17AQI
2 hours / Day
60 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 10 AM to 10 AM (Avg. 28), while the lowest AQI was between 6 AM to 7 AM (Avg. 17).
Night time
Avg. Highest Time
10 PM - 11 PM
22AQI
2 hours / Day
60 hours / Month
Avg. Lowest Time
7 PM - 8 PM
16AQI
2 hours / Day
60 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 10 PM to 11 PM (Avg. 22), while the lowest AQI was between 7 PM to 8 PM (Avg. 16).
2025 Days Vs Air Quality
Boulder City, Nevada, United States
2025
96%
295
4%
13
Total number of days with different AQI categories in last 309 days in 2025 (56 days remaining)
Good
295 DaysModerate
13 DaysPoor
0 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 96%
Health Risk Level:
Very Low
In 2025, 96% of 309 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
Boulder City, 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.
-1th undefined 2025
-1th undefined 2025
-1th undefined 2025
1st January 2025
49AQI
49AQI
2nd January 2025
42AQI
42AQI
3rd January 2025
50AQI
50AQI
4th January 2025
38AQI
38AQI
5th January 2025
41AQI
41AQI
6th January 2025
43AQI
43AQI
7th January 2025
40AQI
40AQI
8th January 2025
46AQI
46AQI
9th January 2025
46AQI
46AQI
10th January 2025
38AQI
38AQI
11th January 2025
53AQI
53AQI
12th January 2025
39AQI
39AQI
13th January 2025
37AQI
37AQI
14th January 2025
37AQI
37AQI
15th January 2025
37AQI
37AQI
16th January 2025
31AQI
31AQI
17th January 2025
32AQI
32AQI
18th January 2025
39AQI
39AQI
19th January 2025
59AQI
59AQI
20th January 2025
57AQI
57AQI
21st January 2025
39AQI
39AQI
22nd January 2025
45AQI
45AQI
23rd January 2025
38AQI
38AQI
24th January 2025
41AQI
41AQI
25th January 2025
53AQI
53AQI
26th January 2025
35AQI
35AQI
27th January 2025
37AQI
37AQI
28th January 2025
41AQI
41AQI
29th January 2025
47AQI
47AQI
30th January 2025
54AQI
54AQI
31st January 2025
59AQI
59AQI
1st February 2025
52AQI
52AQI
2nd February 2025
37AQI
37AQI
3rd February 2025
37AQI
37AQI
4th February 2025
37AQI
37AQI
5th February 2025
30AQI
30AQI
6th February 2025
29AQI
29AQI
7th February 2025
30AQI
30AQI
8th February 2025
31AQI
31AQI
9th February 2025
38AQI
38AQI
10th February 2025
38AQI
38AQI
11th February 2025
39AQI
39AQI
12th February 2025
35AQI
35AQI
13th February 2025
31AQI
31AQI
14th February 2025
30AQI
30AQI
15th February 2025
34AQI
34AQI
16th February 2025
39AQI
39AQI
17th February 2025
37AQI
37AQI
18th February 2025
31AQI
31AQI
19th February 2025
35AQI
35AQI
20th February 2025
37AQI
37AQI
21st February 2025
33AQI
33AQI
22nd February 2025
33AQI
33AQI
23rd February 2025
38AQI
38AQI
24th February 2025
38AQI
38AQI
25th February 2025
41AQI
41AQI
26th February 2025
38AQI
38AQI
27th February 2025
31AQI
31AQI
28th February 2025
35AQI
35AQI
1st March 2025
45AQI
45AQI
2nd March 2025
44AQI
44AQI
3rd March 2025
39AQI
39AQI
4th March 2025
34AQI
34AQI
5th March 2025
31AQI
31AQI
6th March 2025
31AQI
31AQI
7th March 2025
30AQI
30AQI
8th March 2025
30AQI
30AQI
9th March 2025
38AQI
38AQI
10th March 2025
32AQI
32AQI
11th March 2025
32AQI
32AQI
12th March 2025
30AQI
30AQI
13th March 2025
23AQI
23AQI
14th March 2025
23AQI
23AQI
15th March 2025
20AQI
20AQI
16th March 2025
25AQI
25AQI
17th March 2025
26AQI
26AQI
18th March 2025
23AQI
23AQI
19th March 2025
26AQI
26AQI
20th March 2025
29AQI
29AQI
21st March 2025
26AQI
26AQI
22nd March 2025
28AQI
28AQI
23rd March 2025
27AQI
27AQI
24th March 2025
31AQI
31AQI
25th March 2025
21AQI
21AQI
26th March 2025
24AQI
24AQI
27th March 2025
26AQI
26AQI
28th March 2025
30AQI
30AQI
29th March 2025
34AQI
34AQI
30th March 2025
37AQI
37AQI
31st March 2025
29AQI
29AQI
1st April 2025
30AQI
30AQI
2nd April 2025
21AQI
21AQI
3rd April 2025
17AQI
17AQI
4th April 2025
16AQI
16AQI
5th April 2025
16AQI
16AQI
6th April 2025
17AQI
17AQI
7th April 2025
20AQI
20AQI
8th April 2025
22AQI
22AQI
9th April 2025
26AQI
26AQI
10th April 2025
26AQI
26AQI
11th April 2025
26AQI
26AQI
12th April 2025
26AQI
26AQI
13th April 2025
26AQI
26AQI
14th April 2025
28AQI
28AQI
15th April 2025
25AQI
25AQI
16th April 2025
27AQI
27AQI
17th April 2025
37AQI
37AQI
18th April 2025
35AQI
35AQI
19th April 2025
17AQI
17AQI
20th April 2025
17AQI
17AQI
21st April 2025
19AQI
19AQI
22nd April 2025
22AQI
22AQI
23rd April 2025
26AQI
26AQI
24th April 2025
30AQI
30AQI
25th April 2025
28AQI
28AQI
26th April 2025
37AQI
37AQI
27th April 2025
15AQI
15AQI
28th April 2025
15AQI
15AQI
29th April 2025
15AQI
15AQI
30th April 2025
20AQI
20AQI
1st May 2025
22AQI
22AQI
2nd May 2025
23AQI
23AQI
3rd May 2025
26AQI
26AQI
4th May 2025
22AQI
22AQI
5th May 2025
23AQI
23AQI
6th May 2025
23AQI
23AQI
7th May 2025
22AQI
22AQI
8th May 2025
21AQI
21AQI
9th May 2025
21AQI
21AQI
10th May 2025
22AQI
22AQI
11th May 2025
37AQI
37AQI
12th May 2025
30AQI
30AQI
13th May 2025
39AQI
39AQI
14th May 2025
21AQI
21AQI
15th May 2025
17AQI
17AQI
16th May 2025
21AQI
21AQI
17th May 2025
36AQI
36AQI
18th May 2025
32AQI
32AQI
19th May 2025
29AQI
29AQI
20th May 2025
28AQI
28AQI
21st May 2025
30AQI
30AQI
22nd May 2025
34AQI
34AQI
23rd May 2025
27AQI
27AQI
24th May 2025
30AQI
30AQI
25th May 2025
31AQI
31AQI
26th May 2025
31AQI
31AQI
27th May 2025
29AQI
29AQI
28th May 2025
29AQI
29AQI
29th May 2025
29AQI
29AQI
30th May 2025
30AQI
30AQI
31st May 2025
28AQI
28AQI
1st June 2025
39AQI
39AQI
2nd June 2025
23AQI
23AQI
3rd June 2025
24AQI
24AQI
4th June 2025
28AQI
28AQI
5th June 2025
25AQI
25AQI
6th June 2025
23AQI
23AQI
7th June 2025
26AQI
26AQI
8th June 2025
26AQI
26AQI
9th June 2025
28AQI
28AQI
10th June 2025
28AQI
28AQI
11th June 2025
33AQI
33AQI
12th June 2025
31AQI
31AQI
13th June 2025
35AQI
35AQI
14th June 2025
31AQI
31AQI
15th June 2025
25AQI
25AQI
16th June 2025
24AQI
24AQI
17th June 2025
29AQI
29AQI
18th June 2025
29AQI
29AQI
19th June 2025
31AQI
31AQI
20th June 2025
33AQI
33AQI
21st June 2025
40AQI
40AQI
22nd June 2025
39AQI
39AQI
23rd June 2025
40AQI
40AQI
24th June 2025
49AQI
49AQI
25th June 2025
43AQI
43AQI
26th June 2025
42AQI
42AQI
27th June 2025
44AQI
44AQI
28th June 2025
37AQI
37AQI
29th June 2025
37AQI
37AQI
30th June 2025
25AQI
25AQI
1st July 2025
37AQI
37AQI
2nd July 2025
32AQI
32AQI
3rd July 2025
35AQI
35AQI
4th July 2025
43AQI
43AQI
5th July 2025
46AQI
46AQI
6th July 2025
27AQI
27AQI
7th July 2025
25AQI
25AQI
8th July 2025
41AQI
41AQI
9th July 2025
28AQI
28AQI
10th July 2025
35AQI
35AQI
11th July 2025
53AQI
53AQI
12th July 2025
45AQI
45AQI
13th July 2025
47AQI
47AQI
14th July 2025
48AQI
48AQI
15th July 2025
46AQI
46AQI
16th July 2025
43AQI
43AQI
17th July 2025
35AQI
35AQI
18th July 2025
37AQI
37AQI
19th July 2025
30AQI
30AQI
20th July 2025
25AQI
25AQI
21st July 2025
29AQI
29AQI
22nd July 2025
28AQI
28AQI
23rd July 2025
21AQI
21AQI
24th July 2025
21AQI
21AQI
25th July 2025
18AQI
18AQI
26th July 2025
18AQI
18AQI
27th July 2025
18AQI
18AQI
28th July 2025
20AQI
20AQI
29th July 2025
25AQI
25AQI
30th July 2025
25AQI
25AQI
31st July 2025
23AQI
23AQI
1st August 2025
22AQI
22AQI
2nd August 2025
31AQI
31AQI
3rd August 2025
56AQI
56AQI
4th August 2025
61AQI
61AQI
5th August 2025
57AQI
57AQI
6th August 2025
53AQI
53AQI
7th August 2025
43AQI
43AQI
8th August 2025
50AQI
50AQI
9th August 2025
47AQI
47AQI
10th August 2025
49AQI
49AQI
11th August 2025
43AQI
43AQI
12th August 2025
37AQI
37AQI
13th August 2025
52AQI
52AQI
14th August 2025
46AQI
46AQI
15th August 2025
41AQI
41AQI
16th August 2025
39AQI
39AQI
17th August 2025
26AQI
26AQI
18th August 2025
22AQI
22AQI
19th August 2025
24AQI
24AQI
20th August 2025
33AQI
33AQI
21st August 2025
24AQI
24AQI
22nd August 2025
39AQI
39AQI
23rd August 2025
41AQI
41AQI
24th August 2025
37AQI
37AQI
25th August 2025
37AQI
37AQI
26th August 2025
36AQI
36AQI
27th August 2025
26AQI
26AQI
28th August 2025
28AQI
28AQI
29th August 2025
21AQI
21AQI
30th August 2025
37AQI
37AQI
31st August 2025
39AQI
39AQI
1st September 2025
26AQI
26AQI
2nd September 2025
30AQI
30AQI
3rd September 2025
33AQI
33AQI
4th September 2025
28AQI
28AQI
5th September 2025
24AQI
24AQI
6th September 2025
22AQI
22AQI
7th September 2025
21AQI
21AQI
8th September 2025
20AQI
20AQI
9th September 2025
19AQI
19AQI
10th September 2025
19AQI
19AQI
11th September 2025
21AQI
21AQI
12th September 2025
21AQI
21AQI
13th September 2025
23AQI
23AQI
14th September 2025
24AQI
24AQI
15th September 2025
27AQI
27AQI
16th September 2025
26AQI
26AQI
17th September 2025
27AQI
27AQI
18th September 2025
27AQI
27AQI
19th September 2025
22AQI
22AQI
20th September 2025
18AQI
18AQI
21st September 2025
19AQI
19AQI
22nd September 2025
21AQI
21AQI
23rd September 2025
23AQI
23AQI
24th September 2025
24AQI
24AQI
25th September 2025
23AQI
23AQI
26th September 2025
24AQI
24AQI
27th September 2025
16AQI
16AQI
28th September 2025
16AQI
16AQI
29th September 2025
29AQI
29AQI
30th September 2025
27AQI
27AQI
1st October 2025
19AQI
19AQI
2nd October 2025
12AQI
12AQI
3rd October 2025
19AQI
19AQI
4th October 2025
21AQI
21AQI
5th October 2025
10AQI
10AQI
6th October 2025
11AQI
11AQI
7th October 2025
14AQI
14AQI
8th October 2025
22AQI
22AQI
9th October 2025
19AQI
19AQI
10th October 2025
10AQI
10AQI
11th October 2025
12AQI
12AQI
12th October 2025
15AQI
15AQI
13th October 2025
15AQI
15AQI
14th October 2025
41AQI
41AQI
15th October 2025
10AQI
10AQI
16th October 2025
11AQI
11AQI
17th October 2025
15AQI
15AQI
18th October 2025
17AQI
17AQI
19th October 2025
15AQI
15AQI
20th October 2025
20AQI
20AQI
21st October 2025
20AQI
20AQI
22nd October 2025
26AQI
26AQI
23rd October 2025
22AQI
22AQI
24th October 2025
22AQI
22AQI
25th October 2025
21AQI
21AQI
26th October 2025
20AQI
20AQI
27th October 2025
24AQI
24AQI
28th October 2025
28AQI
28AQI
29th October 2025
26AQI
26AQI
30th October 2025
24AQI
24AQI
31st October 2025
26AQI
26AQI
1st November 2025
27AQI
27AQI
2nd November 2025
20AQI
20AQI
3rd November 2025
25AQI
25AQI
4th November 2025
20AQI
20AQI
5th November 2025
6th November 2025
7th November 2025
8th November 2025
9th November 2025
10th November 2025
11th November 2025
12th November 2025
13th November 2025
14th November 2025
15th November 2025
16th November 2025
17th November 2025
18th November 2025
19th November 2025
20th November 2025
21st November 2025
22nd November 2025
23rd November 2025
24th November 2025
25th November 2025
26th November 2025
27th November 2025
28th November 2025
29th November 2025
30th November 2025
1st December 2025
2nd December 2025
3rd December 2025
4th December 2025
5th December 2025
6th December 2025
7th December 2025
8th December 2025
9th December 2025
10th December 2025
11th December 2025
12th December 2025
13th December 2025
14th December 2025
15th December 2025
16th December 2025
17th December 2025
18th December 2025
19th December 2025
20th December 2025
21st December 2025
22nd December 2025
23rd December 2025
24th December 2025
25th December 2025
26th December 2025
27th December 2025
28th December 2025
29th December 2025
30th December 2025
31st December 2025
43AQI
36AQI
30AQI
23AQI
27AQI
32AQI
32AQI
39AQI
23AQI
19AQI
23AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202530AQI
25
6
27
1
31
30
31
30
30
1
26
5
30
31
4
295
13
Highest AQI recorded in
January43AQI
Lowest AQI recorded in
October19AQI
202440AQI
16
12
25
4
12
19
25
6
19
8
1
28
3
29
1
17
14
183
55
1
Highest AQI recorded in
September54AQI
Lowest AQI recorded in
January5AQI
20237AQI
3
31
34
Highest AQI recorded in
November8AQI
Lowest AQI recorded in
December7AQI
202124AQI
30
28
12
70
Highest AQI recorded in
January26AQI
Lowest AQI recorded in
February23AQI
202032AQI
13
20
18
29
1
31
23
8
18
10
2
25
5
29
1
30
1
236
26
2
Highest AQI recorded in
September50AQI
Lowest AQI recorded in
March21AQI
Most & Least Polluted Years Over the Last 5 Years
Most Polluted Year Recorded
2024(Avg.)
40AQILeast Polluted Year Recorded
2023(Avg.)
7AQIBoulder City's annual 2025 AQI (30) shows an average percentage change of 78.07% (worsened AQI) compared to previous years: 2020 (32), 2021 (24), 2023 (7), 2024 (40).
