South Tucson, 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+
October Air Quality Analysis
South Tucson, Arizona, United States
2021
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
12th Oct 2021
89AQILowest AQI recorded on
31st Oct 2024
29AQISame Day Analysis (24th October ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 2nd highest AQI at 45 of Good air quality, showing improvement over 2023 on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 24th Oct - 25th Oct 2025
South Tucson, Arizona, United States
AQI
Day
Night
.
6 AM24th Oct 2025
5 PM
5 AM25th Oct 2025
Day time
Avg. Highest Time
11AM24th Oct
52AQI
Avg. Lowest Time
5PM24th Oct
36AQI
Night time
Avg. Highest Time
10PM24th Oct
58AQI
Avg. Lowest Time
6PM24th Oct
33AQI
In the last 24 hours,
South Tucson's AQI reached its highest point of 58 at 10 PM during the Night, while the lowest point, undefined, was recorded at 5 AM during the Night between 24th Oct and 25th Oct 2025.
Day & Night AQI Trend : Sep - Oct 2025
South Tucson, Arizona, United States
SepOct
25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th - 06th06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th
Day
Night
25th Sep 2025366 AMAQI
25th Sep 2025327 AMAQI
25th Sep 2025338 AMAQI
25th Sep 2025449 AMAQI
25th Sep 20255210 AMAQI
25th Sep 20254711 AMAQI
25th Sep 20254112 PMAQI
25th Sep 2025391 PMAQI
25th Sep 2025402 PMAQI
25th Sep 2025413 PMAQI
25th Sep 2025404 PMAQI
25th Sep 2025385 PMAQI
25th Sep 2025426 PMAQI
25th Sep 2025417 PMAQI
25th Sep 2025378 PMAQI
25th Sep 2025359 PMAQI
25th Sep 20253610 PMAQI
25th Sep 20253711 PMAQI
26th Sep 20253812 AMAQI
26th Sep 2025421 AMAQI
26th Sep 2025452 AMAQI
26th Sep 2025373 AMAQI
26th Sep 2025324 AMAQI
26th Sep 2025345 AMAQI
31°C25/39°C
26th Sep 2025336 AMAQI
26th Sep 2025337 AMAQI
26th Sep 2025318 AMAQI
26th Sep 2025309 AMAQI
26th Sep 20252910 AMAQI
26th Sep 20253011 AMAQI
26th Sep 20252912 PMAQI
26th Sep 2025301 PMAQI
26th Sep 2025322 PMAQI
26th Sep 2025363 PMAQI
26th Sep 2025364 PMAQI
26th Sep 2025365 PMAQI
26th Sep 2025346 PMAQI
26th Sep 2025357 PMAQI
26th Sep 2025358 PMAQI
26th Sep 2025359 PMAQI
26th Sep 20253510 PMAQI
26th Sep 20253011 PMAQI
27th Sep 20251612 AMAQI
27th Sep 2025151 AMAQI
27th Sep 2025162 AMAQI
27th Sep 2025153 AMAQI
27th Sep 2025104 AMAQI
27th Sep 2025125 AMAQI
26°C22/34°C
27th Sep 202596 AMAQI
27th Sep 2025197 AMAQI
27th Sep 2025168 AMAQI
27th Sep 2025169 AMAQI
27th Sep 20251710 AMAQI
27th Sep 20251611 AMAQI
27th Sep 20251312 PMAQI
27th Sep 2025121 PMAQI
27th Sep 2025172 PMAQI
27th Sep 2025263 PMAQI
27th Sep 2025204 PMAQI
27th Sep 2025205 PMAQI
27th Sep 2025176 PMAQI
27th Sep 2025177 PMAQI
27th Sep 2025188 PMAQI
27th Sep 2025229 PMAQI
27th Sep 20252210 PMAQI
27th Sep 20252411 PMAQI
28th Sep 20252412 AMAQI
28th Sep 2025281 AMAQI
28th Sep 2025312 AMAQI
28th Sep 2025303 AMAQI
28th Sep 2025304 AMAQI
28th Sep 2025345 AMAQI
25°C20/33°C
28th Sep 2025386 AMAQI
28th Sep 2025347 AMAQI
28th Sep 2025348 AMAQI
28th Sep 2025369 AMAQI
28th Sep 20252710 AMAQI
28th Sep 20252411 AMAQI
28th Sep 20252212 PMAQI
28th Sep 2025191 PMAQI
28th Sep 2025192 PMAQI
28th Sep 2025193 PMAQI
28th Sep 2025174 PMAQI
28th Sep 2025195 PMAQI
28th Sep 2025186 PMAQI
28th Sep 2025197 PMAQI
28th Sep 2025198 PMAQI
28th Sep 2025199 PMAQI
28th Sep 20252310 PMAQI
28th Sep 20253111 PMAQI
29th Sep 20252912 AMAQI
29th Sep 2025291 AMAQI
29th Sep 2025312 AMAQI
29th Sep 2025343 AMAQI
29th Sep 2025414 AMAQI
29th Sep 2025405 AMAQI
25°C18/35°C
29th Sep 2025346 AMAQI
29th Sep 2025287 AMAQI
29th Sep 2025268 AMAQI
29th Sep 2025249 AMAQI
29th Sep 20252710 AMAQI
29th Sep 20252911 AMAQI
29th Sep 20252412 PMAQI
29th Sep 2025251 PMAQI
29th Sep 2025262 PMAQI
29th Sep 2025223 PMAQI
29th Sep 2025144 PMAQI
29th Sep 2025115 PMAQI
29th Sep 2025126 PMAQI
29th Sep 2025147 PMAQI
29th Sep 2025168 PMAQI
29th Sep 2025199 PMAQI
29th Sep 20252410 PMAQI
29th Sep 20252911 PMAQI
30th Sep 20252612 AMAQI
30th Sep 2025251 AMAQI
30th Sep 2025222 AMAQI
30th Sep 2025203 AMAQI
30th Sep 2025224 AMAQI
30th Sep 2025235 AMAQI
26°C18/35°C
30th Sep 2025186 AMAQI
30th Sep 2025177 AMAQI
30th Sep 2025178 AMAQI
30th Sep 2025229 AMAQI
30th Sep 20253010 AMAQI
30th Sep 20253211 AMAQI
30th Sep 20252712 PMAQI
30th Sep 2025261 PMAQI
30th Sep 2025222 PMAQI
30th Sep 2025203 PMAQI
30th Sep 2025164 PMAQI
30th Sep 2025115 PMAQI
30th Sep 202586 PMAQI
30th Sep 202577 PMAQI
30th Sep 202598 PMAQI
30th Sep 2025179 PMAQI
30th Sep 20252210 PMAQI
30th Sep 20252411 PMAQI
1st Oct 20252612 AMAQI
1st Oct 2025261 AMAQI
1st Oct 2025312 AMAQI
1st Oct 2025363 AMAQI
1st Oct 2025424 AMAQI
1st Oct 2025415 AMAQI
27°C19/37°C
1st Oct 2025346 AMAQI
1st Oct 2025377 AMAQI
1st Oct 2025368 AMAQI
1st Oct 2025449 AMAQI
1st Oct 20254710 AMAQI
1st Oct 20255111 AMAQI
1st Oct 20255212 PMAQI
1st Oct 2025421 PMAQI
1st Oct 2025402 PMAQI
1st Oct 2025373 PMAQI
1st Oct 2025344 PMAQI
1st Oct 2025355 PMAQI
1st Oct 2025356 PMAQI
1st Oct 2025347 PMAQI
1st Oct 2025448 PMAQI
1st Oct 2025469 PMAQI
1st Oct 20254310 PMAQI
1st Oct 20254611 PMAQI
2nd Oct 20255012 AMAQI
2nd Oct 2025501 AMAQI
2nd Oct 2025502 AMAQI
2nd Oct 2025473 AMAQI
2nd Oct 2025504 AMAQI
2nd Oct 2025485 AMAQI
27°C18/38°C
2nd Oct 2025456 AMAQI
2nd Oct 2025417 AMAQI
2nd Oct 2025418 AMAQI
2nd Oct 2025469 AMAQI
2nd Oct 20254710 AMAQI
2nd Oct 20254711 AMAQI
2nd Oct 20254612 PMAQI
2nd Oct 2025481 PMAQI
2nd Oct 2025412 PMAQI
2nd Oct 2025373 PMAQI
2nd Oct 2025204 PMAQI
2nd Oct 2025125 PMAQI
2nd Oct 2025116 PMAQI
2nd Oct 2025137 PMAQI
2nd Oct 2025398 PMAQI
2nd Oct 2025549 PMAQI
2nd Oct 20255910 PMAQI
2nd Oct 20254611 PMAQI
3rd Oct 20254312 AMAQI
3rd Oct 2025431 AMAQI
3rd Oct 2025432 AMAQI
3rd Oct 2025463 AMAQI
3rd Oct 2025394 AMAQI
3rd Oct 2025545 AMAQI
29°C19/40°C
3rd Oct 2025516 AMAQI
3rd Oct 2025427 AMAQI
3rd Oct 2025418 AMAQI
3rd Oct 2025469 AMAQI
3rd Oct 20255310 AMAQI
3rd Oct 20255711 AMAQI
3rd Oct 20255012 PMAQI
3rd Oct 2025471 PMAQI
3rd Oct 2025272 PMAQI
3rd Oct 2025233 PMAQI
3rd Oct 2025244 PMAQI
3rd Oct 2025205 PMAQI
3rd Oct 2025236 PMAQI
3rd Oct 2025207 PMAQI
3rd Oct 2025168 PMAQI
3rd Oct 2025389 PMAQI
3rd Oct 20255310 PMAQI
3rd Oct 20255711 PMAQI
4th Oct 20255312 AMAQI
4th Oct 2025471 AMAQI
4th Oct 2025432 AMAQI
4th Oct 2025443 AMAQI
4th Oct 2025494 AMAQI
4th Oct 2025485 AMAQI
29°C20/40°C
4th Oct 2025526 AMAQI
4th Oct 2025527 AMAQI
4th Oct 2025488 AMAQI
4th Oct 2025489 AMAQI
4th Oct 20254110 AMAQI
4th Oct 20254111 AMAQI
4th Oct 20252412 PMAQI
4th Oct 2025211 PMAQI
4th Oct 2025202 PMAQI
4th Oct 2025363 PMAQI
4th Oct 2025484 PMAQI
4th Oct 2025505 PMAQI
4th Oct 2025486 PMAQI
4th Oct 2025497 PMAQI
4th Oct 2025438 PMAQI
4th Oct 2025519 PMAQI
4th Oct 20255110 PMAQI
4th Oct 20255411 PMAQI
5th Oct 20255312 AMAQI
5th Oct 2025511 AMAQI
5th Oct 2025562 AMAQI
5th Oct 2025513 AMAQI
5th Oct 2025524 AMAQI
5th Oct 2025545 AMAQI
26°C20/35°C
5th Oct 2025536 AMAQI
5th Oct 2025537 AMAQI
5th Oct 2025548 AMAQI
5th Oct 2025549 AMAQI
5th Oct 20255110 AMAQI
5th Oct 20254811 AMAQI
5th Oct 20253512 PMAQI
5th Oct 2025281 PMAQI
5th Oct 2025362 PMAQI
5th Oct 2025383 PMAQI
5th Oct 2025214 PMAQI
5th Oct 2025245 PMAQI
5th Oct 2025356 PMAQI
5th Oct 2025387 PMAQI
5th Oct 2025518 PMAQI
5th Oct 2025539 PMAQI
5th Oct 20255610 PMAQI
5th Oct 20255911 PMAQI
6th Oct 20256312 AMAQI
6th Oct 2025601 AMAQI
6th Oct 2025622 AMAQI
6th Oct 2025603 AMAQI
6th Oct 2025504 AMAQI
6th Oct 2025505 AMAQI
23°C14/34°C
6th Oct 2025456 AMAQI
6th Oct 2025427 AMAQI
6th Oct 2025468 AMAQI
6th Oct 2025489 AMAQI
6th Oct 20255310 AMAQI
7th Oct 2025484 AMAQI
7th Oct 2025455 AMAQI
25°C14/37°C
7th Oct 2025466 AMAQI
7th Oct 2025487 AMAQI
7th Oct 2025478 AMAQI
7th Oct 2025479 AMAQI
7th Oct 20256010 AMAQI
7th Oct 20255911 AMAQI
7th Oct 20255812 PMAQI
7th Oct 2025481 PMAQI
7th Oct 2025422 PMAQI
7th Oct 2025403 PMAQI
7th Oct 2025384 PMAQI
7th Oct 2025205 PMAQI
7th Oct 2025146 PMAQI
7th Oct 2025347 PMAQI
7th Oct 2025488 PMAQI
7th Oct 2025529 PMAQI
7th Oct 20255910 PMAQI
7th Oct 20255811 PMAQI
8th Oct 20255712 AMAQI
8th Oct 2025541 AMAQI
8th Oct 2025612 AMAQI
8th Oct 2025553 AMAQI
8th Oct 2025534 AMAQI
8th Oct 2025585 AMAQI
26°C16/39°C
8th Oct 2025526 AMAQI
8th Oct 2025447 AMAQI
8th Oct 2025468 AMAQI
8th Oct 2025569 AMAQI
8th Oct 20255810 AMAQI
8th Oct 20255711 AMAQI
8th Oct 20255012 PMAQI
8th Oct 2025431 PMAQI
8th Oct 2025492 PMAQI
8th Oct 2025523 PMAQI
8th Oct 2025464 PMAQI
8th Oct 2025475 PMAQI
8th Oct 2025466 PMAQI
8th Oct 2025477 PMAQI
8th Oct 2025528 PMAQI
8th Oct 2025509 PMAQI
8th Oct 20254610 PMAQI
8th Oct 20255011 PMAQI
9th Oct 20255412 AMAQI
9th Oct 2025491 AMAQI
9th Oct 2025552 AMAQI
9th Oct 2025483 AMAQI
9th Oct 2025514 AMAQI
9th Oct 2025505 AMAQI
28°C19/37°C
9th Oct 2025436 AMAQI
9th Oct 2025487 AMAQI
9th Oct 2025488 AMAQI
9th Oct 2025519 AMAQI
9th Oct 20255910 AMAQI
9th Oct 20256011 AMAQI
9th Oct 20255812 PMAQI
9th Oct 2025531 PMAQI
9th Oct 2025542 PMAQI
9th Oct 2025523 PMAQI
9th Oct 2025494 PMAQI
9th Oct 2025505 PMAQI
9th Oct 2025496 PMAQI
9th Oct 2025507 PMAQI
9th Oct 2025568 PMAQI
9th Oct 2025599 PMAQI
9th Oct 20256510 PMAQI
9th Oct 20256011 PMAQI
10th Oct 20256112 AMAQI
10th Oct 2025531 AMAQI
10th Oct 2025522 AMAQI
10th Oct 2025513 AMAQI
10th Oct 2025534 AMAQI
10th Oct 2025565 AMAQI
30°C25/37°C
10th Oct 2025496 AMAQI
10th Oct 2025507 AMAQI
10th Oct 2025558 AMAQI
10th Oct 2025549 AMAQI
10th Oct 20255210 AMAQI
10th Oct 20255911 AMAQI
10th Oct 20255912 PMAQI
10th Oct 2025481 PMAQI
10th Oct 2025492 PMAQI
10th Oct 2025483 PMAQI
10th Oct 2025434 PMAQI
10th Oct 2025475 PMAQI
10th Oct 2025526 PMAQI
10th Oct 2025467 PMAQI
10th Oct 2025428 PMAQI
10th Oct 2025439 PMAQI
10th Oct 20255110 PMAQI
10th Oct 20255611 PMAQI
11th Oct 20255812 AMAQI
11th Oct 2025541 AMAQI
11th Oct 2025502 AMAQI
11th Oct 2025553 AMAQI
11th Oct 2025544 AMAQI
11th Oct 2025505 AMAQI
30°C21/39°C
11th Oct 2025396 AMAQI
11th Oct 2025377 AMAQI
11th Oct 2025368 AMAQI
11th Oct 2025349 AMAQI
11th Oct 20253910 AMAQI
11th Oct 20254911 AMAQI
11th Oct 20255112 PMAQI
11th Oct 2025501 PMAQI
11th Oct 2025542 PMAQI
11th Oct 2025493 PMAQI
11th Oct 2025504 PMAQI
11th Oct 2025505 PMAQI
11th Oct 2025496 PMAQI
11th Oct 2025527 PMAQI
11th Oct 2025518 PMAQI
11th Oct 2025579 PMAQI
11th Oct 20255410 PMAQI
11th Oct 20254911 PMAQI
12th Oct 20254312 AMAQI
12th Oct 2025421 AMAQI
12th Oct 2025422 AMAQI
12th Oct 2025423 AMAQI
12th Oct 2025424 AMAQI
12th Oct 2025415 AMAQI
25°C21/29°C
12th Oct 2025416 AMAQI
12th Oct 2025417 AMAQI
12th Oct 2025438 AMAQI
12th Oct 2025489 AMAQI
12th Oct 20255410 AMAQI
12th Oct 20255511 AMAQI
12th Oct 20254112 PMAQI
12th Oct 2025341 PMAQI
12th Oct 2025352 PMAQI
12th Oct 2025353 PMAQI
12th Oct 2025324 PMAQI
12th Oct 2025415 PMAQI
12th Oct 2025476 PMAQI
12th Oct 2025457 PMAQI
12th Oct 2025468 PMAQI
12th Oct 2025519 PMAQI
12th Oct 20254610 PMAQI
12th Oct 20254511 PMAQI
13th Oct 20255412 AMAQI
13th Oct 2025501 AMAQI
13th Oct 2025442 AMAQI
13th Oct 2025433 AMAQI
13th Oct 2025294 AMAQI
13th Oct 2025275 AMAQI
25°C21/31°C
13th Oct 2025366 AMAQI
13th Oct 2025277 AMAQI
13th Oct 2025348 AMAQI
13th Oct 2025419 AMAQI
13th Oct 20255610 AMAQI
13th Oct 20254311 AMAQI
13th Oct 20253712 PMAQI
13th Oct 2025241 PMAQI
13th Oct 2025412 PMAQI
13th Oct 2025483 PMAQI
13th Oct 2025484 PMAQI
13th Oct 2025405 PMAQI
13th Oct 2025266 PMAQI
13th Oct 2025307 PMAQI
13th Oct 2025338 PMAQI
13th Oct 2025459 PMAQI
13th Oct 20253810 PMAQI
13th Oct 20253611 PMAQI
14th Oct 20253812 AMAQI
14th Oct 2025381 AMAQI
14th Oct 2025472 AMAQI
14th Oct 2025423 AMAQI
14th Oct 2025434 AMAQI
14th Oct 2025395 AMAQI
22°C20/27°C
14th Oct 2025386 AMAQI
14th Oct 2025427 AMAQI
14th Oct 2025378 AMAQI
14th Oct 2025399 AMAQI
14th Oct 20254310 AMAQI
14th Oct 20254611 AMAQI
14th Oct 20254512 PMAQI
14th Oct 2025411 PMAQI
14th Oct 2025362 PMAQI
14th Oct 2025423 PMAQI
14th Oct 2025344 PMAQI
14th Oct 2025185 PMAQI
14th Oct 2025286 PMAQI
14th Oct 2025367 PMAQI
14th Oct 2025478 PMAQI
14th Oct 2025489 PMAQI
14th Oct 20254710 PMAQI
14th Oct 20255511 PMAQI
15th Oct 20255812 AMAQI
15th Oct 2025501 AMAQI
15th Oct 2025442 AMAQI
15th Oct 2025473 AMAQI
15th Oct 2025504 AMAQI
15th Oct 2025385 AMAQI
24°C18/32°C
15th Oct 2025416 AMAQI
15th Oct 2025487 AMAQI
15th Oct 2025468 AMAQI
15th Oct 2025499 AMAQI
15th Oct 20254910 AMAQI
15th Oct 20254911 AMAQI
15th Oct 20255012 PMAQI
15th Oct 2025511 PMAQI
15th Oct 2025482 PMAQI
15th Oct 2025443 PMAQI
15th Oct 2025444 PMAQI
15th Oct 2025395 PMAQI
15th Oct 2025426 PMAQI
15th Oct 2025477 PMAQI
15th Oct 2025518 PMAQI
15th Oct 2025529 PMAQI
15th Oct 20254710 PMAQI
15th Oct 20254611 PMAQI
16th Oct 20254812 AMAQI
16th Oct 2025501 AMAQI
16th Oct 2025462 AMAQI
16th Oct 2025513 AMAQI
16th Oct 2025514 AMAQI
16th Oct 2025465 AMAQI
22°C15/32°C
16th Oct 2025446 AMAQI
16th Oct 2025497 AMAQI
16th Oct 2025558 AMAQI
16th Oct 2025519 AMAQI
16th Oct 20255310 AMAQI
16th Oct 20255611 AMAQI
16th Oct 20255412 PMAQI
16th Oct 2025471 PMAQI
16th Oct 2025522 PMAQI
16th Oct 2025503 PMAQI
16th Oct 2025494 PMAQI
16th Oct 2025425 PMAQI
16th Oct 2025466 PMAQI
16th Oct 2025447 PMAQI
16th Oct 2025458 PMAQI
16th Oct 2025539 PMAQI
16th Oct 20254410 PMAQI
16th Oct 20255111 PMAQI
17th Oct 20255212 AMAQI
17th Oct 2025581 AMAQI
17th Oct 2025482 AMAQI
17th Oct 2025513 AMAQI
17th Oct 2025474 AMAQI
17th Oct 2025505 AMAQI
20°C13/29°C
17th Oct 2025486 AMAQI
17th Oct 2025437 AMAQI
17th Oct 2025458 AMAQI
17th Oct 2025549 AMAQI
17th Oct 20255310 AMAQI
17th Oct 20255111 AMAQI
17th Oct 20255312 PMAQI
17th Oct 2025471 PMAQI
17th Oct 2025472 PMAQI
17th Oct 2025433 PMAQI
17th Oct 2025384 PMAQI
17th Oct 2025375 PMAQI
17th Oct 2025396 PMAQI
17th Oct 2025397 PMAQI
17th Oct 2025398 PMAQI
17th Oct 2025519 PMAQI
17th Oct 20255810 PMAQI
17th Oct 20255411 PMAQI
18th Oct 20255912 AMAQI
18th Oct 2025611 AMAQI
18th Oct 2025562 AMAQI
18th Oct 2025543 AMAQI
18th Oct 2025524 AMAQI
18th Oct 2025515 AMAQI
20°C13/29°C
18th Oct 2025536 AMAQI
18th Oct 2025577 AMAQI
18th Oct 2025558 AMAQI
18th Oct 2025549 AMAQI
18th Oct 20254710 AMAQI
18th Oct 20254611 AMAQI
18th Oct 20254812 PMAQI
18th Oct 2025441 PMAQI
18th Oct 2025442 PMAQI
18th Oct 2025403 PMAQI
18th Oct 2025194 PMAQI
18th Oct 2025155 PMAQI
18th Oct 2025176 PMAQI
18th Oct 2025157 PMAQI
18th Oct 2025468 PMAQI
18th Oct 2025609 PMAQI
18th Oct 20255210 PMAQI
18th Oct 20255611 PMAQI
19th Oct 20256612 AMAQI
19th Oct 2025641 AMAQI
19th Oct 2025662 AMAQI
19th Oct 2025683 AMAQI
19th Oct 2025604 AMAQI
19th Oct 2025485 AMAQI
20°C11/31°C
19th Oct 2025476 AMAQI
19th Oct 2025457 AMAQI
19th Oct 2025408 AMAQI
19th Oct 2025289 AMAQI
19th Oct 20253410 AMAQI
19th Oct 20254411 AMAQI
19th Oct 20251912 PMAQI
19th Oct 2025191 PMAQI
19th Oct 2025162 PMAQI
19th Oct 2025243 PMAQI
19th Oct 2025264 PMAQI
19th Oct 2025225 PMAQI
19th Oct 2025176 PMAQI
19th Oct 2025167 PMAQI
19th Oct 2025508 PMAQI
19th Oct 2025569 PMAQI
19th Oct 20255910 PMAQI
19th Oct 20256111 PMAQI
20th Oct 20256312 AMAQI
20th Oct 2025601 AMAQI
20th Oct 2025572 AMAQI
20th Oct 2025583 AMAQI
20th Oct 2025454 AMAQI
20th Oct 2025195 AMAQI
22°C12/35°C
20th Oct 2025186 AMAQI
20th Oct 2025207 AMAQI
20th Oct 2025208 AMAQI
20th Oct 2025269 AMAQI
20th Oct 20253210 AMAQI
20th Oct 20254411 AMAQI
20th Oct 20255612 PMAQI
20th Oct 2025451 PMAQI
20th Oct 2025262 PMAQI
20th Oct 2025273 PMAQI
20th Oct 2025134 PMAQI
20th Oct 2025205 PMAQI
20th Oct 2025196 PMAQI
20th Oct 2025237 PMAQI
20th Oct 2025208 PMAQI
20th Oct 2025449 PMAQI
20th Oct 20256410 PMAQI
20th Oct 20256711 PMAQI
21st Oct 20256512 AMAQI
21st Oct 2025621 AMAQI
21st Oct 2025472 AMAQI
21st Oct 2025343 AMAQI
21st Oct 2025294 AMAQI
21st Oct 2025245 AMAQI
22°C13/34°C
21st Oct 2025186 AMAQI
21st Oct 2025337 AMAQI
21st Oct 2025358 AMAQI
21st Oct 2025419 AMAQI
21st Oct 20255010 AMAQI
21st Oct 20255211 AMAQI
21st Oct 20255312 PMAQI
21st Oct 2025481 PMAQI
21st Oct 2025402 PMAQI
21st Oct 2025293 PMAQI
21st Oct 2025284 PMAQI
21st Oct 2025285 PMAQI
21st Oct 2025246 PMAQI
21st Oct 2025257 PMAQI
21st Oct 2025338 PMAQI
21st Oct 2025429 PMAQI
21st Oct 20255510 PMAQI
21st Oct 20256211 PMAQI
22nd Oct 20256112 AMAQI
22nd Oct 2025591 AMAQI
22nd Oct 2025582 AMAQI
22nd Oct 2025603 AMAQI
22nd Oct 2025554 AMAQI
22nd Oct 2025495 AMAQI
24°C12/38°C
22nd Oct 2025426 AMAQI
22nd Oct 2025377 AMAQI
22nd Oct 2025418 AMAQI
22nd Oct 2025499 AMAQI
22nd Oct 20255410 AMAQI
22nd Oct 20255811 AMAQI
22nd Oct 20255512 PMAQI
22nd Oct 2025491 PMAQI
22nd Oct 2025432 PMAQI
22nd Oct 2025343 PMAQI
22nd Oct 2025284 PMAQI
22nd Oct 2025255 PMAQI
22nd Oct 2025286 PMAQI
22nd Oct 2025327 PMAQI
22nd Oct 2025398 PMAQI
22nd Oct 2025489 PMAQI
22nd Oct 20255210 PMAQI
22nd Oct 20255211 PMAQI
23rd Oct 20255412 AMAQI
23rd Oct 2025561 AMAQI
23rd Oct 2025532 AMAQI
23rd Oct 2025503 AMAQI
23rd Oct 2025434 AMAQI
23rd Oct 2025445 AMAQI
25°C18/36°C
23rd Oct 2025516 AMAQI
23rd Oct 2025537 AMAQI
23rd Oct 2025488 AMAQI
23rd Oct 2025459 AMAQI
23rd Oct 20254610 AMAQI
23rd Oct 20255011 AMAQI
23rd Oct 20255312 PMAQI
23rd Oct 2025531 PMAQI
23rd Oct 2025412 PMAQI
23rd Oct 2025303 PMAQI
23rd Oct 2025254 PMAQI
23rd Oct 2025225 PMAQI
23rd Oct 2025226 PMAQI
23rd Oct 2025227 PMAQI
23rd Oct 2025258 PMAQI
23rd Oct 2025339 PMAQI
23rd Oct 20254210 PMAQI
23rd Oct 20255011 PMAQI
24th Oct 20255012 AMAQI
24th Oct 2025451 AMAQI
24th Oct 2025462 AMAQI
24th Oct 2025473 AMAQI
24th Oct 2025464 AMAQI
24th Oct 2025445 AMAQI
23°C16/32°C
24th Oct 2025416 AMAQI
24th Oct 2025417 AMAQI
24th Oct 2025428 AMAQI
24th Oct 2025429 AMAQI
24th Oct 20254910 AMAQI
24th Oct 20255211 AMAQI
24th Oct 20254912 PMAQI
24th Oct 2025491 PMAQI
24th Oct 2025472 PMAQI
24th Oct 2025433 PMAQI
24th Oct 2025404 PMAQI
24th Oct 2025365 PMAQI
24th Oct 2025336 PMAQI
24th Oct 2025367 PMAQI
24th Oct 2025398 PMAQI
24th Oct 2025499 PMAQI
24th Oct 20255810 PMAQI
24th Oct 20255411 PMAQI
25th Oct 20255212 AMAQI
25th Oct 2025531 AMAQI
25th Oct 2025582 AMAQI
25th Oct 2025583 AMAQI
25th Oct 2025564 AMAQI
20°C11/29°C
6 AM
11 AM
5 PM
11 PM
5 AM
--°C/°C
Day time
Avg. Highest Time
11 AM
47AQI
1 hours / Day
30 hours / Month
Avg. Lowest Time
5 PM
30AQI
1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 11 AM to 11 AM (Avg. 47), while the lowest AQI was between 5 PM to 5 PM (Avg. 30).
Night time
Avg. Highest Time
12 AM - 3 AM
47AQI
4 hours / Day
120 hours / Month
Avg. Lowest Time
6 PM
30AQI
1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 3 AM (Avg. 47), while the lowest AQI was between 6 PM to 6 PM (Avg. 30).
2025 Days Vs Air Quality
South Tucson, Arizona, United States
2025
89%
264
10%
31
0.3%
1
0.3%
1
Total number of days with different AQI categories in last 298 days in 2025 (67 days remaining)
Good
264 DaysModerate
31 DaysPoor
1 DaysUnhealthy
1 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 89%
Health Risk Level:
Low
In 2025, 89% of 298 days were within WHO’s safe air quality limits. The risk of health issues is Low, but the long-term effects, especially on vulnerable individuals, remain uncertain.
Annual Air Quality Insights
South Tucson, 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.
-1th undefined 2025
-1th undefined 2025
-1th undefined 2025
1st January 2025
101AQI
101AQI
2nd January 2025
66AQI
66AQI
3rd January 2025
57AQI
57AQI
4th January 2025
54AQI
54AQI
5th January 2025
46AQI
46AQI
6th January 2025
55AQI
55AQI
7th January 2025
55AQI
55AQI
8th January 2025
174AQI
174AQI
9th January 2025
53AQI
53AQI
10th January 2025
45AQI
45AQI
11th January 2025
53AQI
53AQI
12th January 2025
41AQI
41AQI
13th January 2025
63AQI
63AQI
14th January 2025
52AQI
52AQI
15th January 2025
47AQI
47AQI
16th January 2025
36AQI
36AQI
17th January 2025
43AQI
43AQI
18th January 2025
45AQI
45AQI
19th January 2025
47AQI
47AQI
20th January 2025
46AQI
46AQI
21st January 2025
48AQI
48AQI
22nd January 2025
49AQI
49AQI
23rd January 2025
47AQI
47AQI
24th January 2025
43AQI
43AQI
25th January 2025
54AQI
54AQI
26th January 2025
43AQI
43AQI
27th January 2025
49AQI
49AQI
28th January 2025
47AQI
47AQI
29th January 2025
43AQI
43AQI
30th January 2025
40AQI
40AQI
31st January 2025
50AQI
50AQI
1st February 2025
51AQI
51AQI
2nd February 2025
45AQI
45AQI
3rd February 2025
41AQI
41AQI
4th February 2025
41AQI
41AQI
5th February 2025
42AQI
42AQI
6th February 2025
40AQI
40AQI
7th February 2025
40AQI
40AQI
8th February 2025
44AQI
44AQI
9th February 2025
40AQI
40AQI
10th February 2025
44AQI
44AQI
11th February 2025
48AQI
48AQI
12th February 2025
38AQI
38AQI
13th February 2025
37AQI
37AQI
14th February 2025
39AQI
39AQI
15th February 2025
42AQI
42AQI
16th February 2025
36AQI
36AQI
17th February 2025
35AQI
35AQI
18th February 2025
36AQI
36AQI
19th February 2025
39AQI
39AQI
20th February 2025
41AQI
41AQI
21st February 2025
38AQI
38AQI
22nd February 2025
36AQI
36AQI
23rd February 2025
44AQI
44AQI
24th February 2025
40AQI
40AQI
25th February 2025
40AQI
40AQI
26th February 2025
41AQI
41AQI
27th February 2025
47AQI
47AQI
28th February 2025
46AQI
46AQI
1st March 2025
68AQI
68AQI
2nd March 2025
43AQI
43AQI
3rd March 2025
50AQI
50AQI
4th March 2025
49AQI
49AQI
5th March 2025
47AQI
47AQI
6th March 2025
44AQI
44AQI
7th March 2025
32AQI
32AQI
8th March 2025
33AQI
33AQI
9th March 2025
38AQI
38AQI
10th March 2025
36AQI
36AQI
11th March 2025
42AQI
42AQI
12th March 2025
32AQI
32AQI
13th March 2025
34AQI
34AQI
14th March 2025
53AQI
53AQI
15th March 2025
32AQI
32AQI
16th March 2025
48AQI
48AQI
17th March 2025
39AQI
39AQI
18th March 2025
38AQI
38AQI
19th March 2025
35AQI
35AQI
20th March 2025
35AQI
35AQI
21st March 2025
29AQI
29AQI
22nd March 2025
31AQI
31AQI
23rd March 2025
28AQI
28AQI
24th March 2025
33AQI
33AQI
25th March 2025
31AQI
31AQI
26th March 2025
35AQI
35AQI
27th March 2025
30AQI
30AQI
28th March 2025
31AQI
31AQI
29th March 2025
31AQI
31AQI
30th March 2025
44AQI
44AQI
31st March 2025
34AQI
34AQI
1st April 2025
37AQI
37AQI
2nd April 2025
52AQI
52AQI
3rd April 2025
37AQI
37AQI
4th April 2025
21AQI
21AQI
5th April 2025
18AQI
18AQI
6th April 2025
18AQI
18AQI
7th April 2025
21AQI
21AQI
8th April 2025
30AQI
30AQI
9th April 2025
33AQI
33AQI
10th April 2025
29AQI
29AQI
11th April 2025
36AQI
36AQI
12th April 2025
35AQI
35AQI
13th April 2025
30AQI
30AQI
14th April 2025
31AQI
31AQI
15th April 2025
34AQI
34AQI
16th April 2025
39AQI
39AQI
17th April 2025
29AQI
29AQI
18th April 2025
22AQI
22AQI
19th April 2025
26AQI
26AQI
20th April 2025
24AQI
24AQI
21st April 2025
23AQI
23AQI
22nd April 2025
24AQI
24AQI
23rd April 2025
28AQI
28AQI
24th April 2025
31AQI
31AQI
25th April 2025
34AQI
34AQI
26th April 2025
35AQI
35AQI
27th April 2025
39AQI
39AQI
28th April 2025
27AQI
27AQI
29th April 2025
31AQI
31AQI
30th April 2025
31AQI
31AQI
1st May 2025
40AQI
40AQI
2nd May 2025
31AQI
31AQI
3rd May 2025
34AQI
34AQI
4th May 2025
42AQI
42AQI
5th May 2025
44AQI
44AQI
6th May 2025
32AQI
32AQI
7th May 2025
32AQI
32AQI
8th May 2025
29AQI
29AQI
9th May 2025
37AQI
37AQI
10th May 2025
38AQI
38AQI
11th May 2025
45AQI
45AQI
12th May 2025
55AQI
55AQI
13th May 2025
44AQI
44AQI
14th May 2025
36AQI
36AQI
15th May 2025
42AQI
42AQI
16th May 2025
41AQI
41AQI
17th May 2025
40AQI
40AQI
18th May 2025
41AQI
41AQI
19th May 2025
41AQI
41AQI
20th May 2025
37AQI
37AQI
21st May 2025
36AQI
36AQI
22nd May 2025
43AQI
43AQI
23rd May 2025
39AQI
39AQI
24th May 2025
48AQI
48AQI
25th May 2025
33AQI
33AQI
26th May 2025
34AQI
34AQI
27th May 2025
35AQI
35AQI
28th May 2025
41AQI
41AQI
29th May 2025
37AQI
37AQI
30th May 2025
36AQI
36AQI
31st May 2025
36AQI
36AQI
1st June 2025
38AQI
38AQI
2nd June 2025
28AQI
28AQI
3rd June 2025
24AQI
24AQI
4th June 2025
24AQI
24AQI
5th June 2025
25AQI
25AQI
6th June 2025
24AQI
24AQI
7th June 2025
24AQI
24AQI
8th June 2025
24AQI
24AQI
9th June 2025
31AQI
31AQI
10th June 2025
30AQI
30AQI
11th June 2025
33AQI
33AQI
12th June 2025
36AQI
36AQI
13th June 2025
55AQI
55AQI
14th June 2025
49AQI
49AQI
15th June 2025
44AQI
44AQI
16th June 2025
37AQI
37AQI
17th June 2025
46AQI
46AQI
18th June 2025
41AQI
41AQI
19th June 2025
35AQI
35AQI
20th June 2025
36AQI
36AQI
21st June 2025
33AQI
33AQI
22nd June 2025
31AQI
31AQI
23rd June 2025
41AQI
41AQI
24th June 2025
54AQI
54AQI
25th June 2025
43AQI
43AQI
26th June 2025
34AQI
34AQI
27th June 2025
35AQI
35AQI
28th June 2025
33AQI
33AQI
29th June 2025
38AQI
38AQI
30th June 2025
40AQI
40AQI
1st July 2025
71AQI
71AQI
2nd July 2025
46AQI
46AQI
3rd July 2025
47AQI
47AQI
4th July 2025
44AQI
44AQI
5th July 2025
47AQI
47AQI
6th July 2025
34AQI
34AQI
7th July 2025
29AQI
29AQI
8th July 2025
59AQI
59AQI
9th July 2025
48AQI
48AQI
10th July 2025
41AQI
41AQI
11th July 2025
49AQI
49AQI
12th July 2025
64AQI
64AQI
13th July 2025
55AQI
55AQI
14th July 2025
53AQI
53AQI
15th July 2025
47AQI
47AQI
16th July 2025
39AQI
39AQI
17th July 2025
32AQI
32AQI
18th July 2025
33AQI
33AQI
19th July 2025
27AQI
27AQI
20th July 2025
24AQI
24AQI
21st July 2025
26AQI
26AQI
22nd July 2025
25AQI
25AQI
23rd July 2025
26AQI
26AQI
24th July 2025
26AQI
26AQI
25th July 2025
30AQI
30AQI
26th July 2025
23AQI
23AQI
27th July 2025
25AQI
25AQI
28th July 2025
32AQI
32AQI
29th July 2025
56AQI
56AQI
30th July 2025
40AQI
40AQI
31st July 2025
30AQI
30AQI
1st August 2025
29AQI
29AQI
2nd August 2025
30AQI
30AQI
3rd August 2025
28AQI
28AQI
4th August 2025
38AQI
38AQI
5th August 2025
41AQI
41AQI
6th August 2025
40AQI
40AQI
7th August 2025
39AQI
39AQI
8th August 2025
42AQI
42AQI
9th August 2025
55AQI
55AQI
10th August 2025
52AQI
52AQI
11th August 2025
50AQI
50AQI
12th August 2025
42AQI
42AQI
13th August 2025
56AQI
56AQI
14th August 2025
47AQI
47AQI
15th August 2025
36AQI
36AQI
16th August 2025
35AQI
35AQI
17th August 2025
38AQI
38AQI
18th August 2025
27AQI
27AQI
19th August 2025
29AQI
29AQI
20th August 2025
28AQI
28AQI
21st August 2025
29AQI
29AQI
22nd August 2025
44AQI
44AQI
23rd August 2025
67AQI
67AQI
24th August 2025
44AQI
44AQI
25th August 2025
42AQI
42AQI
26th August 2025
35AQI
35AQI
27th August 2025
29AQI
29AQI
28th August 2025
29AQI
29AQI
29th August 2025
27AQI
27AQI
30th August 2025
26AQI
26AQI
31st August 2025
24AQI
24AQI
1st September 2025
28AQI
28AQI
2nd September 2025
26AQI
26AQI
3rd September 2025
27AQI
27AQI
4th September 2025
32AQI
32AQI
5th September 2025
25AQI
25AQI
6th September 2025
26AQI
26AQI
7th September 2025
21AQI
21AQI
8th September 2025
26AQI
26AQI
9th September 2025
25AQI
25AQI
10th September 2025
26AQI
26AQI
11th September 2025
44AQI
44AQI
12th September 2025
35AQI
35AQI
13th September 2025
29AQI
29AQI
14th September 2025
27AQI
27AQI
15th September 2025
28AQI
28AQI
16th September 2025
30AQI
30AQI
17th September 2025
26AQI
26AQI
18th September 2025
25AQI
25AQI
19th September 2025
29AQI
29AQI
20th September 2025
24AQI
24AQI
21st September 2025
29AQI
29AQI
22nd September 2025
27AQI
27AQI
23rd September 2025
28AQI
28AQI
24th September 2025
33AQI
33AQI
25th September 2025
38AQI
38AQI
26th September 2025
35AQI
35AQI
27th September 2025
17AQI
17AQI
28th September 2025
26AQI
26AQI
29th September 2025
26AQI
26AQI
30th September 2025
20AQI
20AQI
1st October 2025
39AQI
39AQI
2nd October 2025
41AQI
41AQI
3rd October 2025
40AQI
40AQI
4th October 2025
46AQI
46AQI
5th October 2025
48AQI
48AQI
6th October 2025
61AQI
61AQI
7th October 2025
45AQI
45AQI
8th October 2025
52AQI
52AQI
9th October 2025
53AQI
53AQI
10th October 2025
52AQI
52AQI
11th October 2025
50AQI
50AQI
12th October 2025
44AQI
44AQI
13th October 2025
40AQI
40AQI
14th October 2025
40AQI
40AQI
15th October 2025
47AQI
47AQI
16th October 2025
49AQI
49AQI
17th October 2025
48AQI
48AQI
18th October 2025
47AQI
47AQI
19th October 2025
45AQI
45AQI
20th October 2025
41AQI
41AQI
21st October 2025
42AQI
42AQI
22nd October 2025
48AQI
48AQI
23rd October 2025
43AQI
43AQI
24th October 2025
45AQI
45AQI
25th October 2025
26th October 2025
27th October 2025
28th October 2025
29th October 2025
30th October 2025
31st October 2025
1st November 2025
2nd November 2025
3rd November 2025
4th November 2025
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
55AQI
41AQI
38AQI
30AQI
39AQI
36AQI
40AQI
38AQI
28AQI
46AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202539AQI
19
10
1
1
27
1
29
2
29
1
30
1
28
2
25
6
27
4
30
20
4
264
31
1
1
Highest AQI recorded in
January55AQI
Lowest AQI recorded in
September28AQI
202445AQI
30
1
29
31
30
31
28
2
29
2
31
21
1
5
3
24
7
29
1
13
18
326
31
1
5
3
Highest AQI recorded in
September90AQI
Lowest AQI recorded in
March36AQI
202340AQI
31
28
30
1
22
8
30
1
30
29
2
31
30
27
4
29
24
7
341
23
Highest AQI recorded in
April47AQI
Lowest AQI recorded in
March37AQI
202240AQI
31
21
1
31
14
4
28
3
26
4
23
3
29
31
30
30
1
297
13
Highest AQI recorded in
April47AQI
Lowest AQI recorded in
September34AQI
202141AQI
21
9
26
2
30
1
29
1
31
23
7
1
26
26
4
29
2
27
3
30
1
299
30
Highest AQI recorded in
November45AQI
Lowest AQI recorded in
August36AQI
202042AQI
13
20
18
30
31
23
8
20
10
17
13
22
8
26
5
220
44
Highest AQI recorded in
October49AQI
Lowest AQI recorded in
March30AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2024(Avg.)
45AQILeast Polluted Year Recorded
2025(Avg.)
39AQISouth Tucson's annual 2025 AQI (39) shows an average percentage change of -6.9% (improved AQI) compared to previous years: 2020 (42), 2021 (41), 2022 (40), 2023 (40), 2024 (45).
