Flagstaff, Arizona, 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
Flagstaff, Arizona, United States
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
4th Aug 2025
44AQILowest AQI recorded on
2nd Aug 2025
21AQISame Day Analysis (10th August ):
On this day, AQI across the 1 years varied significantly: 2025 ranks 1st highest AQI at 31 of Good air quality on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 10th Aug - 11th Aug 2025
Flagstaff, Arizona, United States
AQI
Day
Night
.
5 AM10th Aug 2025
7 PM
4 AM11th Aug 2025
Day time
Avg. Highest Time
6PM10th Aug
36AQI
Avg. Lowest Time
8AM10th Aug
24AQI
Night time
Avg. Highest Time
1AM11th Aug
80AQI
Avg. Lowest Time
9PM10th Aug
28AQI
In the last 24 hours,
Flagstaff's AQI reached its highest point of 80 at 1 AM during the Night, while the lowest point, 24, was recorded at 8 AM during the Day between 10th Aug and 11th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Flagstaff, Arizona, United States
JulAug
12th - 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 - 11th11th
Day
Night
12th Jul 2025535 AMAQI
12th Jul 2025546 AMAQI
12th Jul 2025527 AMAQI
12th Jul 2025528 AMAQI
12th Jul 2025529 AMAQI
12th Jul 20255210 AMAQI
12th Jul 20255111 AMAQI
12th Jul 20254812 PMAQI
12th Jul 2025511 PMAQI
12th Jul 2025522 PMAQI
12th Jul 2025493 PMAQI
12th Jul 2025484 PMAQI
12th Jul 2025475 PMAQI
12th Jul 2025436 PMAQI
12th Jul 2025497 PMAQI
12th Jul 2025608 PMAQI
12th Jul 2025589 PMAQI
12th Jul 20255710 PMAQI
12th Jul 20255511 PMAQI
13th Jul 20255712 AMAQI
13th Jul 2025541 AMAQI
13th Jul 2025542 AMAQI
13th Jul 2025553 AMAQI
13th Jul 2025534 AMAQI
24°C20/31°C
13th Jul 2025515 AMAQI
13th Jul 2025506 AMAQI
13th Jul 2025507 AMAQI
13th Jul 2025488 AMAQI
13th Jul 2025469 AMAQI
13th Jul 20254410 AMAQI
13th Jul 20254811 AMAQI
13th Jul 20255012 PMAQI
13th Jul 2025531 PMAQI
13th Jul 2025552 PMAQI
13th Jul 2025523 PMAQI
13th Jul 2025484 PMAQI
13th Jul 2025455 PMAQI
13th Jul 2025426 PMAQI
13th Jul 2025517 PMAQI
13th Jul 2025518 PMAQI
13th Jul 2025549 PMAQI
13th Jul 20255410 PMAQI
13th Jul 20255511 PMAQI
14th Jul 20255112 AMAQI
14th Jul 2025431 AMAQI
14th Jul 2025422 AMAQI
14th Jul 2025403 AMAQI
14th Jul 2025354 AMAQI
24°C19/31°C
14th Jul 2025315 AMAQI
14th Jul 2025366 AMAQI
14th Jul 2025387 AMAQI
14th Jul 2025368 AMAQI
14th Jul 2025359 AMAQI
14th Jul 20253410 AMAQI
14th Jul 20253711 AMAQI
14th Jul 20253812 PMAQI
14th Jul 2025411 PMAQI
14th Jul 2025402 PMAQI
14th Jul 2025423 PMAQI
14th Jul 2025424 PMAQI
14th Jul 2025425 PMAQI
14th Jul 2025436 PMAQI
14th Jul 2025407 PMAQI
14th Jul 2025378 PMAQI
14th Jul 2025369 PMAQI
14th Jul 20253910 PMAQI
14th Jul 20253711 PMAQI
15th Jul 20253712 AMAQI
15th Jul 2025391 AMAQI
15th Jul 2025382 AMAQI
15th Jul 2025343 AMAQI
15th Jul 2025324 AMAQI
23°C18/32°C
15th Jul 2025315 AMAQI
15th Jul 2025306 AMAQI
15th Jul 2025307 AMAQI
15th Jul 2025298 AMAQI
15th Jul 2025329 AMAQI
15th Jul 20253210 AMAQI
15th Jul 20253111 AMAQI
15th Jul 20253312 PMAQI
15th Jul 2025341 PMAQI
15th Jul 2025352 PMAQI
15th Jul 2025353 PMAQI
15th Jul 2025354 PMAQI
15th Jul 2025385 PMAQI
15th Jul 2025376 PMAQI
15th Jul 2025367 PMAQI
15th Jul 2025358 PMAQI
15th Jul 2025389 PMAQI
15th Jul 20253910 PMAQI
15th Jul 20253811 PMAQI
16th Jul 20254412 AMAQI
16th Jul 2025471 AMAQI
16th Jul 2025482 AMAQI
16th Jul 2025483 AMAQI
16th Jul 2025474 AMAQI
23°C18/28°C
16th Jul 2025485 AMAQI
16th Jul 2025486 AMAQI
16th Jul 2025517 AMAQI
16th Jul 2025498 AMAQI
16th Jul 2025529 AMAQI
16th Jul 20254910 AMAQI
16th Jul 20255111 AMAQI
16th Jul 20255212 PMAQI
16th Jul 2025531 PMAQI
16th Jul 2025542 PMAQI
16th Jul 2025543 PMAQI
16th Jul 2025524 PMAQI
16th Jul 2025545 PMAQI
16th Jul 2025546 PMAQI
16th Jul 2025507 PMAQI
16th Jul 2025508 PMAQI
16th Jul 2025509 PMAQI
16th Jul 20254910 PMAQI
16th Jul 20254911 PMAQI
17th Jul 20255212 AMAQI
17th Jul 2025551 AMAQI
17th Jul 2025542 AMAQI
17th Jul 2025553 AMAQI
17th Jul 2025524 AMAQI
21°C16/26°C
17th Jul 2025505 AMAQI
17th Jul 2025416 AMAQI
17th Jul 2025427 AMAQI
17th Jul 2025448 AMAQI
17th Jul 2025429 AMAQI
17th Jul 20254310 AMAQI
17th Jul 20254411 AMAQI
17th Jul 20254312 PMAQI
17th Jul 2025461 PMAQI
17th Jul 2025432 PMAQI
17th Jul 2025453 PMAQI
17th Jul 2025424 PMAQI
17th Jul 2025425 PMAQI
17th Jul 2025446 PMAQI
17th Jul 2025477 PMAQI
17th Jul 2025468 PMAQI
17th Jul 2025449 PMAQI
17th Jul 20254210 PMAQI
17th Jul 20254011 PMAQI
18th Jul 20253812 AMAQI
18th Jul 2025331 AMAQI
18th Jul 2025362 AMAQI
18th Jul 2025363 AMAQI
18th Jul 2025364 AMAQI
19°C14/25°C
18th Jul 2025365 AMAQI
18th Jul 2025366 AMAQI
18th Jul 2025397 AMAQI
18th Jul 2025428 AMAQI
18th Jul 2025419 AMAQI
18th Jul 20254110 AMAQI
18th Jul 20253711 AMAQI
18th Jul 20253412 PMAQI
18th Jul 2025341 PMAQI
18th Jul 2025352 PMAQI
18th Jul 2025373 PMAQI
18th Jul 2025364 PMAQI
18th Jul 2025355 PMAQI
18th Jul 2025356 PMAQI
18th Jul 2025377 PMAQI
18th Jul 2025368 PMAQI
18th Jul 2025339 PMAQI
18th Jul 20252810 PMAQI
18th Jul 20253011 PMAQI
19th Jul 20253112 AMAQI
19th Jul 2025301 AMAQI
19th Jul 2025302 AMAQI
19th Jul 2025293 AMAQI
19th Jul 2025274 AMAQI
21°C16/27°C
19th Jul 2025235 AMAQI
19th Jul 2025266 AMAQI
19th Jul 2025247 AMAQI
19th Jul 2025248 AMAQI
19th Jul 2025249 AMAQI
19th Jul 20252410 AMAQI
19th Jul 20252311 AMAQI
19th Jul 20252512 PMAQI
19th Jul 2025241 PMAQI
19th Jul 2025232 PMAQI
19th Jul 2025253 PMAQI
19th Jul 2025254 PMAQI
19th Jul 2025255 PMAQI
19th Jul 2025266 PMAQI
19th Jul 2025247 PMAQI
19th Jul 2025248 PMAQI
19th Jul 2025239 PMAQI
19th Jul 20252410 PMAQI
19th Jul 20252611 PMAQI
20th Jul 20252212 AMAQI
20th Jul 2025231 AMAQI
20th Jul 2025212 AMAQI
20th Jul 2025243 AMAQI
20th Jul 2025224 AMAQI
22°C18/26°C
20th Jul 2025195 AMAQI
20th Jul 2025236 AMAQI
20th Jul 2025237 AMAQI
20th Jul 2025238 AMAQI
20th Jul 2025219 AMAQI
20th Jul 20252210 AMAQI
20th Jul 20252211 AMAQI
20th Jul 20252412 PMAQI
20th Jul 2025241 PMAQI
20th Jul 2025262 PMAQI
20th Jul 2025253 PMAQI
20th Jul 2025234 PMAQI
20th Jul 2025235 PMAQI
20th Jul 2025226 PMAQI
20th Jul 2025227 PMAQI
20th Jul 2025228 PMAQI
20th Jul 2025219 PMAQI
20th Jul 20252210 PMAQI
20th Jul 20252211 PMAQI
21st Jul 20252212 AMAQI
21st Jul 2025221 AMAQI
21st Jul 2025272 AMAQI
21st Jul 2025233 AMAQI
21st Jul 2025214 AMAQI
21°C19/24°C
21st Jul 2025175 AMAQI
21st Jul 2025196 AMAQI
21st Jul 2025207 AMAQI
21st Jul 2025218 AMAQI
21st Jul 2025229 AMAQI
21st Jul 20252610 AMAQI
21st Jul 20252611 AMAQI
21st Jul 20252612 PMAQI
21st Jul 2025231 PMAQI
21st Jul 2025242 PMAQI
21st Jul 2025233 PMAQI
21st Jul 2025224 PMAQI
21st Jul 2025225 PMAQI
21st Jul 2025216 PMAQI
21st Jul 2025217 PMAQI
21st Jul 2025208 PMAQI
21st Jul 2025219 PMAQI
21st Jul 20252110 PMAQI
21st Jul 20252011 PMAQI
22nd Jul 20252012 AMAQI
22nd Jul 2025201 AMAQI
22nd Jul 2025182 AMAQI
22nd Jul 2025193 AMAQI
22nd Jul 2025164 AMAQI
19°C16/24°C
22nd Jul 2025175 AMAQI
22nd Jul 2025166 AMAQI
22nd Jul 2025177 AMAQI
22nd Jul 2025188 AMAQI
22nd Jul 2025189 AMAQI
22nd Jul 20251810 AMAQI
22nd Jul 20251811 AMAQI
22nd Jul 20252212 PMAQI
22nd Jul 2025211 PMAQI
22nd Jul 2025202 PMAQI
22nd Jul 2025213 PMAQI
22nd Jul 2025224 PMAQI
22nd Jul 2025225 PMAQI
22nd Jul 2025206 PMAQI
22nd Jul 2025197 PMAQI
22nd Jul 2025198 PMAQI
22nd Jul 2025189 PMAQI
22nd Jul 20251710 PMAQI
22nd Jul 20251711 PMAQI
23rd Jul 20251912 AMAQI
23rd Jul 2025191 AMAQI
23rd Jul 2025192 AMAQI
23rd Jul 2025193 AMAQI
23rd Jul 2025194 AMAQI
19°C14/24°C
23rd Jul 2025165 AMAQI
23rd Jul 2025176 AMAQI
23rd Jul 2025167 AMAQI
23rd Jul 2025158 AMAQI
23rd Jul 2025169 AMAQI
23rd Jul 20251510 AMAQI
23rd Jul 20251611 AMAQI
23rd Jul 20251712 PMAQI
23rd Jul 2025181 PMAQI
23rd Jul 2025222 PMAQI
23rd Jul 2025213 PMAQI
23rd Jul 2025224 PMAQI
23rd Jul 2025235 PMAQI
23rd Jul 2025206 PMAQI
23rd Jul 2025197 PMAQI
23rd Jul 2025198 PMAQI
23rd Jul 2025269 PMAQI
23rd Jul 20252910 PMAQI
23rd Jul 20252711 PMAQI
24th Jul 20252412 AMAQI
24th Jul 2025221 AMAQI
24th Jul 2025222 AMAQI
24th Jul 2025233 AMAQI
24th Jul 2025224 AMAQI
20°C15/26°C
24th Jul 2025245 AMAQI
24th Jul 2025246 AMAQI
24th Jul 2025247 AMAQI
24th Jul 2025258 AMAQI
24th Jul 2025239 AMAQI
24th Jul 20252310 AMAQI
24th Jul 20252411 AMAQI
24th Jul 20252812 PMAQI
24th Jul 2025261 PMAQI
24th Jul 2025322 PMAQI
24th Jul 2025323 PMAQI
24th Jul 2025314 PMAQI
24th Jul 2025345 PMAQI
24th Jul 2025346 PMAQI
24th Jul 2025267 PMAQI
24th Jul 2025318 PMAQI
24th Jul 2025369 PMAQI
24th Jul 20253410 PMAQI
24th Jul 20253111 PMAQI
25th Jul 20253012 AMAQI
25th Jul 2025291 AMAQI
25th Jul 2025282 AMAQI
25th Jul 2025263 AMAQI
25th Jul 2025264 AMAQI
21°C16/27°C
25th Jul 2025265 AMAQI
25th Jul 2025326 AMAQI
25th Jul 2025297 AMAQI
25th Jul 2025278 AMAQI
25th Jul 2025289 AMAQI
25th Jul 20252410 AMAQI
25th Jul 20252611 AMAQI
25th Jul 20253112 PMAQI
25th Jul 2025301 PMAQI
25th Jul 2025272 PMAQI
25th Jul 2025273 PMAQI
25th Jul 2025274 PMAQI
25th Jul 2025265 PMAQI
25th Jul 2025226 PMAQI
25th Jul 2025267 PMAQI
25th Jul 2025268 PMAQI
25th Jul 2025229 PMAQI
25th Jul 20252210 PMAQI
25th Jul 20252311 PMAQI
26th Jul 20252212 AMAQI
26th Jul 2025231 AMAQI
26th Jul 2025222 AMAQI
26th Jul 2025223 AMAQI
26th Jul 2025214 AMAQI
21°C16/27°C
26th Jul 2025225 AMAQI
26th Jul 2025246 AMAQI
26th Jul 2025237 AMAQI
26th Jul 2025248 AMAQI
26th Jul 2025269 AMAQI
26th Jul 20252610 AMAQI
26th Jul 20252611 AMAQI
26th Jul 20252612 PMAQI
26th Jul 2025261 PMAQI
26th Jul 2025262 PMAQI
26th Jul 2025243 PMAQI
26th Jul 2025224 PMAQI
26th Jul 2025205 PMAQI
26th Jul 2025196 PMAQI
26th Jul 2025217 PMAQI
26th Jul 2025238 PMAQI
26th Jul 2025219 PMAQI
26th Jul 20252010 PMAQI
26th Jul 20252211 PMAQI
27th Jul 20252412 AMAQI
27th Jul 2025261 AMAQI
27th Jul 2025262 AMAQI
27th Jul 2025263 AMAQI
27th Jul 2025264 AMAQI
21°C16/27°C
27th Jul 2025255 AMAQI
27th Jul 2025246 AMAQI
27th Jul 2025227 AMAQI
27th Jul 2025228 AMAQI
27th Jul 2025239 AMAQI
27th Jul 20252210 AMAQI
27th Jul 20252211 AMAQI
27th Jul 20252412 PMAQI
27th Jul 2025241 PMAQI
27th Jul 2025252 PMAQI
27th Jul 2025233 PMAQI
27th Jul 2025234 PMAQI
27th Jul 2025215 PMAQI
27th Jul 2025196 PMAQI
27th Jul 2025237 PMAQI
27th Jul 2025228 PMAQI
27th Jul 2025189 PMAQI
27th Jul 20251810 PMAQI
27th Jul 20252011 PMAQI
28th Jul 20252012 AMAQI
28th Jul 2025191 AMAQI
28th Jul 2025192 AMAQI
28th Jul 2025203 AMAQI
28th Jul 2025214 AMAQI
22°C17/28°C
28th Jul 2025165 AMAQI
28th Jul 2025226 AMAQI
28th Jul 2025217 AMAQI
28th Jul 2025218 AMAQI
28th Jul 2025249 AMAQI
28th Jul 20252310 AMAQI
28th Jul 20252611 AMAQI
28th Jul 20252812 PMAQI
28th Jul 2025331 PMAQI
28th Jul 2025372 PMAQI
28th Jul 2025313 PMAQI
28th Jul 2025284 PMAQI
28th Jul 2025265 PMAQI
28th Jul 2025236 PMAQI
28th Jul 2025227 PMAQI
28th Jul 2025228 PMAQI
28th Jul 2025229 PMAQI
28th Jul 20252210 PMAQI
28th Jul 20252111 PMAQI
29th Jul 20252112 AMAQI
29th Jul 2025211 AMAQI
29th Jul 2025222 AMAQI
29th Jul 2025283 AMAQI
29th Jul 2025264 AMAQI
24°C18/30°C
29th Jul 2025225 AMAQI
29th Jul 2025216 AMAQI
29th Jul 2025247 AMAQI
29th Jul 2025208 AMAQI
29th Jul 2025209 AMAQI
29th Jul 20251910 AMAQI
29th Jul 20252011 AMAQI
29th Jul 20252012 PMAQI
29th Jul 2025231 PMAQI
29th Jul 2025232 PMAQI
29th Jul 2025233 PMAQI
29th Jul 2025224 PMAQI
29th Jul 2025225 PMAQI
29th Jul 2025206 PMAQI
29th Jul 2025217 PMAQI
29th Jul 2025218 PMAQI
29th Jul 2025209 PMAQI
29th Jul 20252010 PMAQI
29th Jul 20252111 PMAQI
30th Jul 20252212 AMAQI
30th Jul 2025221 AMAQI
30th Jul 2025202 AMAQI
30th Jul 2025203 AMAQI
30th Jul 2025194 AMAQI
24°C20/29°C
30th Jul 2025175 AMAQI
30th Jul 2025186 AMAQI
30th Jul 2025197 AMAQI
30th Jul 2025208 AMAQI
30th Jul 2025209 AMAQI
30th Jul 20251910 AMAQI
30th Jul 20251911 AMAQI
30th Jul 20252012 PMAQI
30th Jul 2025181 PMAQI
30th Jul 2025192 PMAQI
30th Jul 2025193 PMAQI
30th Jul 2025194 PMAQI
30th Jul 2025195 PMAQI
30th Jul 2025196 PMAQI
30th Jul 2025197 PMAQI
30th Jul 2025198 PMAQI
30th Jul 2025279 PMAQI
30th Jul 20253210 PMAQI
30th Jul 20253011 PMAQI
31st Jul 20252912 AMAQI
31st Jul 2025291 AMAQI
31st Jul 2025322 AMAQI
31st Jul 2025313 AMAQI
31st Jul 2025284 AMAQI
24°C19/29°C
31st Jul 2025275 AMAQI
31st Jul 2025326 AMAQI
31st Jul 2025357 AMAQI
31st Jul 2025348 AMAQI
31st Jul 2025309 AMAQI
31st Jul 20253410 AMAQI
31st Jul 20253611 AMAQI
31st Jul 20253212 PMAQI
31st Jul 2025321 PMAQI
31st Jul 2025362 PMAQI
31st Jul 2025643 PMAQI
31st Jul 2025354 PMAQI
31st Jul 2025275 PMAQI
31st Jul 2025306 PMAQI
31st Jul 2025367 PMAQI
31st Jul 2025308 PMAQI
31st Jul 2025219 PMAQI
31st Jul 20252410 PMAQI
31st Jul 20252611 PMAQI
1st Aug 20252612 AMAQI
1st Aug 2025281 AMAQI
1st Aug 2025282 AMAQI
1st Aug 2025253 AMAQI
1st Aug 2025254 AMAQI
23°C19/29°C
1st Aug 2025295 AMAQI
1st Aug 2025246 AMAQI
1st Aug 2025247 AMAQI
1st Aug 2025268 AMAQI
1st Aug 2025249 AMAQI
1st Aug 20252410 AMAQI
1st Aug 20252411 AMAQI
1st Aug 20252512 PMAQI
1st Aug 2025301 PMAQI
1st Aug 2025272 PMAQI
1st Aug 2025273 PMAQI
1st Aug 2025284 PMAQI
1st Aug 2025285 PMAQI
1st Aug 2025336 PMAQI
1st Aug 2025257 PMAQI
1st Aug 2025248 PMAQI
1st Aug 2025249 PMAQI
1st Aug 20252310 PMAQI
1st Aug 20252211 PMAQI
2nd Aug 20252312 AMAQI
2nd Aug 2025211 AMAQI
2nd Aug 2025202 AMAQI
2nd Aug 2025213 AMAQI
2nd Aug 2025204 AMAQI
23°C19/28°C
2nd Aug 2025205 AMAQI
2nd Aug 2025246 AMAQI
2nd Aug 2025217 AMAQI
2nd Aug 2025208 AMAQI
2nd Aug 2025229 AMAQI
2nd Aug 20252110 AMAQI
2nd Aug 20252011 AMAQI
2nd Aug 20252112 PMAQI
2nd Aug 2025201 PMAQI
2nd Aug 2025222 PMAQI
2nd Aug 2025233 PMAQI
2nd Aug 2025224 PMAQI
2nd Aug 2025235 PMAQI
2nd Aug 2025166 PMAQI
2nd Aug 2025207 PMAQI
2nd Aug 2025208 PMAQI
2nd Aug 2025189 PMAQI
2nd Aug 20251810 PMAQI
2nd Aug 20252011 PMAQI
3rd Aug 20251912 AMAQI
3rd Aug 2025211 AMAQI
3rd Aug 2025212 AMAQI
3rd Aug 2025213 AMAQI
3rd Aug 2025204 AMAQI
24°C19/29°C
3rd Aug 2025225 AMAQI
3rd Aug 2025216 AMAQI
3rd Aug 2025237 AMAQI
3rd Aug 2025248 AMAQI
3rd Aug 2025309 AMAQI
3rd Aug 20252610 AMAQI
3rd Aug 20252611 AMAQI
3rd Aug 20252912 PMAQI
3rd Aug 2025331 PMAQI
3rd Aug 2025372 PMAQI
3rd Aug 2025413 PMAQI
3rd Aug 2025384 PMAQI
3rd Aug 2025415 PMAQI
3rd Aug 2025426 PMAQI
3rd Aug 2025277 PMAQI
3rd Aug 2025328 PMAQI
3rd Aug 2025369 PMAQI
3rd Aug 20253410 PMAQI
3rd Aug 20253511 PMAQI
4th Aug 20253812 AMAQI
4th Aug 2025371 AMAQI
4th Aug 2025362 AMAQI
4th Aug 2025363 AMAQI
4th Aug 2025384 AMAQI
24°C19/30°C
4th Aug 2025395 AMAQI
4th Aug 2025366 AMAQI
4th Aug 2025367 AMAQI
4th Aug 2025378 AMAQI
4th Aug 2025409 AMAQI
4th Aug 20254110 AMAQI
4th Aug 20254711 AMAQI
4th Aug 20255012 PMAQI
4th Aug 2025521 PMAQI
4th Aug 2025572 PMAQI
4th Aug 2025603 PMAQI
4th Aug 2025524 PMAQI
4th Aug 2025605 PMAQI
4th Aug 2025606 PMAQI
4th Aug 2025397 PMAQI
4th Aug 2025448 PMAQI
4th Aug 2025449 PMAQI
4th Aug 20254210 PMAQI
4th Aug 20254311 PMAQI
5th Aug 20253812 AMAQI
5th Aug 2025391 AMAQI
5th Aug 2025362 AMAQI
5th Aug 2025383 AMAQI
5th Aug 2025384 AMAQI
23°C18/29°C
5th Aug 2025335 AMAQI
5th Aug 2025336 AMAQI
5th Aug 2025337 AMAQI
5th Aug 2025348 AMAQI
5th Aug 2025369 AMAQI
5th Aug 20253610 AMAQI
5th Aug 20253811 AMAQI
5th Aug 20254912 PMAQI
5th Aug 2025541 PMAQI
5th Aug 2025542 PMAQI
5th Aug 2025493 PMAQI
5th Aug 2025544 PMAQI
5th Aug 2025515 PMAQI
5th Aug 2025476 PMAQI
5th Aug 2025367 PMAQI
5th Aug 2025468 PMAQI
5th Aug 2025549 PMAQI
5th Aug 20255010 PMAQI
5th Aug 20254411 PMAQI
6th Aug 20253912 AMAQI
6th Aug 2025341 AMAQI
6th Aug 2025282 AMAQI
6th Aug 2025283 AMAQI
6th Aug 2025264 AMAQI
24°C19/30°C
6th Aug 2025265 AMAQI
6th Aug 2025326 AMAQI
6th Aug 2025327 AMAQI
6th Aug 2025418 AMAQI
6th Aug 2025449 AMAQI
6th Aug 20254710 AMAQI
6th Aug 20255011 AMAQI
6th Aug 20254812 PMAQI
6th Aug 2025471 PMAQI
6th Aug 2025442 PMAQI
6th Aug 2025423 PMAQI
6th Aug 2025424 PMAQI
6th Aug 2025485 PMAQI
6th Aug 2025446 PMAQI
6th Aug 2025327 PMAQI
6th Aug 2025408 PMAQI
6th Aug 2025469 PMAQI
6th Aug 20254810 PMAQI
6th Aug 20252811 PMAQI
7th Aug 20253612 AMAQI
7th Aug 2025261 AMAQI
7th Aug 2025272 AMAQI
7th Aug 2025263 AMAQI
7th Aug 2025234 AMAQI
26°C21/32°C
7th Aug 2025225 AMAQI
7th Aug 2025226 AMAQI
7th Aug 2025257 AMAQI
7th Aug 2025248 AMAQI
7th Aug 2025269 AMAQI
7th Aug 20253010 AMAQI
7th Aug 20253211 AMAQI
7th Aug 20253612 PMAQI
7th Aug 2025381 PMAQI
7th Aug 2025412 PMAQI
7th Aug 2025393 PMAQI
7th Aug 2025344 PMAQI
7th Aug 2025325 PMAQI
7th Aug 2025376 PMAQI
7th Aug 2025297 PMAQI
7th Aug 2025278 PMAQI
7th Aug 2025289 PMAQI
7th Aug 20252710 PMAQI
7th Aug 20252711 PMAQI
8th Aug 20252712 AMAQI
8th Aug 2025281 AMAQI
8th Aug 2025262 AMAQI
8th Aug 2025243 AMAQI
8th Aug 2025244 AMAQI
27°C21/33°C
8th Aug 2025215 AMAQI
8th Aug 2025226 AMAQI
8th Aug 2025217 AMAQI
8th Aug 2025238 AMAQI
8th Aug 2025249 AMAQI
8th Aug 20252610 AMAQI
8th Aug 20252711 AMAQI
8th Aug 20252812 PMAQI
8th Aug 2025311 PMAQI
8th Aug 2025332 PMAQI
8th Aug 2025303 PMAQI
8th Aug 2025294 PMAQI
8th Aug 2025285 PMAQI
8th Aug 2025296 PMAQI
8th Aug 2025267 PMAQI
8th Aug 2025268 PMAQI
8th Aug 2025349 PMAQI
8th Aug 20253010 PMAQI
8th Aug 20253411 PMAQI
9th Aug 20253512 AMAQI
9th Aug 2025371 AMAQI
9th Aug 2025382 AMAQI
9th Aug 2025343 AMAQI
9th Aug 2025324 AMAQI
26°C22/32°C
9th Aug 2025315 AMAQI
9th Aug 2025356 AMAQI
9th Aug 2025357 AMAQI
9th Aug 2025358 AMAQI
9th Aug 2025329 AMAQI
9th Aug 20253410 AMAQI
9th Aug 20253711 AMAQI
9th Aug 20253712 PMAQI
9th Aug 2025381 PMAQI
9th Aug 2025402 PMAQI
9th Aug 2025383 PMAQI
9th Aug 2025354 PMAQI
9th Aug 2025365 PMAQI
9th Aug 2025366 PMAQI
9th Aug 2025357 PMAQI
9th Aug 2025338 PMAQI
9th Aug 2025349 PMAQI
9th Aug 20253210 PMAQI
9th Aug 20253411 PMAQI
10th Aug 20253612 AMAQI
10th Aug 2025361 AMAQI
10th Aug 2025332 AMAQI
10th Aug 2025303 AMAQI
10th Aug 2025294 AMAQI
26°C21/31°C
10th Aug 2025265 AMAQI
10th Aug 2025286 AMAQI
10th Aug 2025277 AMAQI
10th Aug 2025248 AMAQI
10th Aug 2025269 AMAQI
10th Aug 20253010 AMAQI
10th Aug 20253011 AMAQI
10th Aug 20253112 PMAQI
10th Aug 2025321 PMAQI
10th Aug 2025312 PMAQI
10th Aug 2025323 PMAQI
10th Aug 2025324 PMAQI
10th Aug 2025305 PMAQI
10th Aug 2025366 PMAQI
10th Aug 2025307 PMAQI
10th Aug 2025288 PMAQI
10th Aug 2025289 PMAQI
10th Aug 20253010 PMAQI
10th Aug 20255311 PMAQI
11th Aug 20256512 AMAQI
11th Aug 2025801 AMAQI
11th Aug 2025762 AMAQI
11th Aug 2025663 AMAQI
11th Aug 2025624 AMAQI
24°C19/28°C
11th Aug 2025575 AMAQI
5 AM11th Aug 2025526 AMAQI
11th Aug 2025467 AMAQI
11th Aug 2025388 AMAQI
11th Aug 2025349 AMAQI
11th Aug 20253710 AMAQI
11th Aug 20253611 AMAQI
11th Aug 20254312 PMAQI
12 PM11th Aug 2025481 PMAQI
11th Aug 2025522 PMAQI
11th Aug 2025553 PMAQI
7 PM
12 AM
4 AM
--°C/°C
Day time
Avg. Highest Time
12 PM - 3 PM
35AQI
4 hours / Day
120 hours / Month
Avg. Lowest Time
5 AM - 11 AM
30AQI
7 hours / Day
210 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 PM to 3 PM (Avg. 35), while the lowest AQI was between 5 AM to 11 AM (Avg. 30).
Night time
Avg. Highest Time
12 AM - 3 AM
33AQI
4 hours / Day
120 hours / Month
Avg. Lowest Time
4 AM - 11 PM
31AQI
5 hours / Day
150 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 3 AM (Avg. 33), while the lowest AQI was between 4 AM to 11 PM (Avg. 31).
2025 Days Vs Air Quality
Flagstaff, Arizona, United States
2025
98%
135
2%
3
Total number of days with different AQI categories in last 223 days in 2025 (142 days remaining)
Good
135 DaysModerate
3 DaysPoor
0 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 98%
Health Risk Level:
Very Low
In 2025, 98% 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
Flagstaff, Arizona, 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
21AQI
21AQI
2nd March 2025
30AQI
30AQI
3rd March 2025
32AQI
32AQI
4th March 2025
29AQI
29AQI
5th March 2025
47AQI
47AQI
6th March 2025
42AQI
42AQI
1st April 2025
29AQI
29AQI
2nd April 2025
18AQI
18AQI
3rd April 2025
19AQI
19AQI
4th April 2025
18AQI
18AQI
5th April 2025
13AQI
13AQI
6th April 2025
16AQI
16AQI
7th April 2025
18AQI
18AQI
8th April 2025
25AQI
25AQI
9th April 2025
26AQI
26AQI
10th April 2025
32AQI
32AQI
11th April 2025
32AQI
32AQI
12th April 2025
26AQI
26AQI
13th April 2025
25AQI
25AQI
14th April 2025
23AQI
23AQI
15th April 2025
26AQI
26AQI
16th April 2025
23AQI
23AQI
17th April 2025
24AQI
24AQI
18th April 2025
19AQI
19AQI
19th April 2025
16AQI
16AQI
20th April 2025
15AQI
15AQI
21st April 2025
16AQI
16AQI
22nd April 2025
17AQI
17AQI
23rd April 2025
17AQI
17AQI
24th April 2025
17AQI
17AQI
25th April 2025
19AQI
19AQI
26th April 2025
22AQI
22AQI
27th April 2025
27AQI
27AQI
28th April 2025
19AQI
19AQI
29th April 2025
18AQI
18AQI
30th April 2025
18AQI
18AQI
1st May 2025
17AQI
17AQI
2nd May 2025
19AQI
19AQI
3rd May 2025
21AQI
21AQI
4th May 2025
20AQI
20AQI
5th May 2025
19AQI
19AQI
6th May 2025
16AQI
16AQI
7th May 2025
15AQI
15AQI
8th May 2025
16AQI
16AQI
9th May 2025
17AQI
17AQI
10th May 2025
18AQI
18AQI
11th May 2025
20AQI
20AQI
12th May 2025
22AQI
22AQI
13th May 2025
22AQI
22AQI
14th May 2025
26AQI
26AQI
15th May 2025
18AQI
18AQI
16th May 2025
17AQI
17AQI
17th May 2025
19AQI
19AQI
18th May 2025
22AQI
22AQI
19th May 2025
20AQI
20AQI
20th May 2025
21AQI
21AQI
21st May 2025
23AQI
23AQI
22nd May 2025
25AQI
25AQI
23rd May 2025
26AQI
26AQI
24th May 2025
20AQI
20AQI
25th May 2025
22AQI
22AQI
26th May 2025
21AQI
21AQI
27th May 2025
19AQI
19AQI
28th May 2025
25AQI
25AQI
29th May 2025
26AQI
26AQI
30th May 2025
24AQI
24AQI
31st May 2025
36AQI
36AQI
1st June 2025
29AQI
29AQI
2nd June 2025
24AQI
24AQI
3rd June 2025
19AQI
19AQI
4th June 2025
20AQI
20AQI
5th June 2025
20AQI
20AQI
6th June 2025
20AQI
20AQI
7th June 2025
22AQI
22AQI
8th June 2025
23AQI
23AQI
9th June 2025
26AQI
26AQI
10th June 2025
22AQI
22AQI
11th June 2025
19AQI
19AQI
12th June 2025
19AQI
19AQI
13th June 2025
24AQI
24AQI
14th June 2025
24AQI
24AQI
15th June 2025
21AQI
21AQI
16th June 2025
30AQI
30AQI
17th June 2025
21AQI
21AQI
18th June 2025
28AQI
28AQI
19th June 2025
32AQI
32AQI
20th June 2025
40AQI
40AQI
21st June 2025
31AQI
31AQI
22nd June 2025
29AQI
29AQI
23rd June 2025
25AQI
25AQI
24th June 2025
27AQI
27AQI
25th June 2025
23AQI
23AQI
26th June 2025
22AQI
22AQI
27th June 2025
25AQI
25AQI
28th June 2025
26AQI
26AQI
29th June 2025
24AQI
24AQI
30th June 2025
25AQI
25AQI
1st July 2025
36AQI
36AQI
2nd July 2025
23AQI
23AQI
3rd July 2025
25AQI
25AQI
4th July 2025
24AQI
24AQI
5th July 2025
33AQI
33AQI
6th July 2025
31AQI
31AQI
7th July 2025
35AQI
35AQI
8th July 2025
32AQI
32AQI
9th July 2025
33AQI
33AQI
10th July 2025
33AQI
33AQI
11th July 2025
54AQI
54AQI
12th July 2025
53AQI
53AQI
13th July 2025
51AQI
51AQI
14th July 2025
39AQI
39AQI
15th July 2025
35AQI
35AQI
16th July 2025
50AQI
50AQI
17th July 2025
46AQI
46AQI
18th July 2025
35AQI
35AQI
19th July 2025
25AQI
25AQI
20th July 2025
22AQI
22AQI
21st July 2025
22AQI
22AQI
22nd July 2025
19AQI
19AQI
23rd July 2025
20AQI
20AQI
24th July 2025
27AQI
27AQI
25th July 2025
27AQI
27AQI
26th July 2025
23AQI
23AQI
27th July 2025
23AQI
23AQI
28th July 2025
23AQI
23AQI
29th July 2025
22AQI
22AQI
30th July 2025
21AQI
21AQI
31st July 2025
31AQI
31AQI
1st August 2025
26AQI
26AQI
2nd August 2025
21AQI
21AQI
3rd August 2025
29AQI
29AQI
4th August 2025
44AQI
44AQI
5th August 2025
42AQI
42AQI
6th August 2025
38AQI
38AQI
7th August 2025
29AQI
29AQI
8th August 2025
27AQI
27AQI
9th August 2025
35AQI
35AQI
10th August 2025
31AQI
31AQI
34AQI
21AQI
21AQI
25AQI
31AQI
32AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202526AQI
6
30
31
30
28
3
10
135
3
Highest AQI recorded in
March34AQI
Lowest AQI recorded in
May21AQI
Most & Least Polluted Years Over the Last 1 Years
Most Polluted Year Recorded
2025(Avg.)
26AQILeast Polluted Year Recorded
2025(Avg.)
26AQIFlagstaff's annual 2025 AQI (26) shows an average percentage change of NaN% (improved AQI) compared to previous years: .
