Country Background
HistoryAQIPM₂.₅PM₁₀COSO₂NO₂O₃

Horiba, Arak, Markazi, Iran 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

Horiba, Arak, Markazi, Iran

2024
2025
2026
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
7th Aug 2024
97AQI
Lowest AQI recorded on
7th Aug 2026
37AQI

Same Day Analysis (9th August):
On this day, AQI across the 3 years varied significantly: 2026 ranks 3rd highest AQI at 48 of Good air quality, showing improvement over 2025 and 2024 on the same day.

Day & Night AQI Trend: 8th Aug - 9th Aug 2026

Horiba, Arak, Markazi, Iran

AQI
Day
Night
.

5 AM8th Aug 2026

7 PM

4 AM9th Aug 2026

Day time
Avg. Highest Time
12PM8th Aug

52AQI

Avg. Lowest Time
4PM8th Aug

33AQI

Night time
Avg. Highest Time
8PM8th Aug

38AQI

Avg. Lowest Time
10PM8th Aug

25AQI

In the last 24 hours,

Horiba's AQI reached its highest point of 52 at 12 PM during the Day, while the lowest point, 25, was recorded at 10 PM during the Night between 8th Aug and 9th Aug 2026.

Day & Night AQI Trend : Jul - Aug 2026

Horiba, Arak, Markazi, Iran

JulAug
11th - 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 - 06th06th - 07th07th - 08th08th - 09th09th
Day
Night
11th Jul 2026525 AMAQI
11th Jul 2026446 AMAQI
11th Jul 2026337 AMAQI
11th Jul 2026338 AMAQI
11th Jul 2026339 AMAQI
11th Jul 20263810 AMAQI
11th Jul 20263411 AMAQI
11th Jul 20263612 PMAQI
11th Jul 2026421 PMAQI
11th Jul 2026462 PMAQI
11th Jul 2026523 PMAQI
11th Jul 2026554 PMAQI
11th Jul 2026525 PMAQI
11th Jul 2026466 PMAQI
11th Jul 2026447 PMAQI
11th Jul 2026408 PMAQI
11th Jul 2026499 PMAQI
11th Jul 20264910 PMAQI
11th Jul 20265211 PMAQI
12th Jul 20264812 AMAQI
12th Jul 2026471 AMAQI
12th Jul 2026522 AMAQI
12th Jul 2026623 AMAQI
12th Jul 2026584 AMAQI

30°C21/38°C

12th Jul 2026625 AMAQI
12th Jul 2026536 AMAQI
12th Jul 2026487 AMAQI
12th Jul 2026488 AMAQI
12th Jul 2026469 AMAQI
12th Jul 20264010 AMAQI
12th Jul 20263811 AMAQI
12th Jul 20263812 PMAQI
12th Jul 2026361 PMAQI
12th Jul 2026332 PMAQI
12th Jul 2026383 PMAQI
12th Jul 2026314 PMAQI
12th Jul 2026335 PMAQI
12th Jul 2026366 PMAQI
12th Jul 2026457 PMAQI
12th Jul 2026628 PMAQI
12th Jul 2026799 PMAQI
12th Jul 20267810 PMAQI
12th Jul 20267811 PMAQI
13th Jul 20266612 AMAQI
13th Jul 2026641 AMAQI
13th Jul 2026582 AMAQI
13th Jul 2026583 AMAQI
13th Jul 2026594 AMAQI

29°C22/35°C

13th Jul 2026565 AMAQI
13th Jul 2026546 AMAQI
13th Jul 2026517 AMAQI
13th Jul 2026538 AMAQI
13th Jul 2026509 AMAQI
13th Jul 20264610 AMAQI
13th Jul 20264911 AMAQI
13th Jul 20264612 PMAQI
13th Jul 2026421 PMAQI
13th Jul 2026462 PMAQI
13th Jul 2026483 PMAQI
13th Jul 2026444 PMAQI
13th Jul 2026465 PMAQI
13th Jul 2026446 PMAQI
13th Jul 2026427 PMAQI
13th Jul 2026428 PMAQI
13th Jul 2026409 PMAQI
13th Jul 20263610 PMAQI
13th Jul 20263811 PMAQI
14th Jul 20263612 AMAQI
14th Jul 2026381 AMAQI
14th Jul 2026382 AMAQI
14th Jul 2026463 AMAQI
14th Jul 2026424 AMAQI

28°C21/36°C

14th Jul 2026445 AMAQI
14th Jul 2026386 AMAQI
14th Jul 2026337 AMAQI
14th Jul 2026368 AMAQI
14th Jul 2026449 AMAQI
14th Jul 20263810 AMAQI
14th Jul 20263611 AMAQI
14th Jul 20263312 PMAQI
14th Jul 2026381 PMAQI
14th Jul 2026402 PMAQI
14th Jul 2026403 PMAQI
14th Jul 2026364 PMAQI
14th Jul 2026335 PMAQI
14th Jul 2026336 PMAQI
14th Jul 2026317 PMAQI
14th Jul 2026318 PMAQI
14th Jul 2026319 PMAQI
14th Jul 20262910 PMAQI
14th Jul 20262911 PMAQI
15th Jul 20262812 AMAQI
15th Jul 2026301 AMAQI
15th Jul 2026292 AMAQI
15th Jul 2026283 AMAQI
15th Jul 2026284 AMAQI

29°C21/37°C

15th Jul 2026285 AMAQI
15th Jul 2026286 AMAQI
15th Jul 2026307 AMAQI
15th Jul 2026338 AMAQI
15th Jul 2026409 AMAQI
15th Jul 20264210 AMAQI
15th Jul 20265211 AMAQI
15th Jul 20265012 PMAQI
15th Jul 2026461 PMAQI
15th Jul 2026442 PMAQI
15th Jul 2026333 PMAQI
15th Jul 2026314 PMAQI
15th Jul 2026345 PMAQI
15th Jul 2026366 PMAQI
15th Jul 2026467 PMAQI
15th Jul 2026488 PMAQI
15th Jul 2026489 PMAQI
15th Jul 20264210 PMAQI
15th Jul 20263811 PMAQI
16th Jul 20263312 AMAQI
16th Jul 2026321 AMAQI
16th Jul 2026312 AMAQI
16th Jul 2026323 AMAQI
16th Jul 2026324 AMAQI

30°C22/37°C

16th Jul 2026405 AMAQI
16th Jul 2026466 AMAQI
16th Jul 2026447 AMAQI
16th Jul 2026408 AMAQI
16th Jul 2026429 AMAQI
16th Jul 20264010 AMAQI
16th Jul 20264011 AMAQI
16th Jul 20264212 PMAQI
16th Jul 2026381 PMAQI
16th Jul 2026312 PMAQI
16th Jul 2026293 PMAQI
16th Jul 2026334 PMAQI
16th Jul 2026315 PMAQI
16th Jul 2026336 PMAQI
16th Jul 2026367 PMAQI
16th Jul 2026328 PMAQI
16th Jul 2026339 PMAQI
16th Jul 20263710 PMAQI
16th Jul 20263411 PMAQI
17th Jul 20263212 AMAQI
17th Jul 2026361 AMAQI
17th Jul 2026422 AMAQI
17th Jul 2026403 AMAQI
17th Jul 2026364 AMAQI

29°C21/36°C

17th Jul 2026365 AMAQI
17th Jul 2026336 AMAQI
17th Jul 2026407 AMAQI
17th Jul 2026428 AMAQI
17th Jul 2026409 AMAQI
17th Jul 20264810 AMAQI
17th Jul 20264911 AMAQI
17th Jul 20265312 PMAQI
17th Jul 2026551 PMAQI
17th Jul 2026522 PMAQI
17th Jul 2026483 PMAQI
17th Jul 2026474 PMAQI
17th Jul 2026505 PMAQI
17th Jul 2026466 PMAQI
17th Jul 2026467 PMAQI
17th Jul 2026448 PMAQI
17th Jul 2026409 PMAQI
17th Jul 20263610 PMAQI
17th Jul 20263311 PMAQI
18th Jul 20263812 AMAQI
18th Jul 2026441 AMAQI
18th Jul 2026442 AMAQI
18th Jul 2026383 AMAQI
18th Jul 2026404 AMAQI

29°C21/36°C

18th Jul 2026365 AMAQI
18th Jul 2026406 AMAQI
18th Jul 2026387 AMAQI
18th Jul 2026428 AMAQI
18th Jul 2026369 AMAQI
18th Jul 20264410 AMAQI
18th Jul 20265211 AMAQI
18th Jul 20265312 PMAQI
18th Jul 2026441 PMAQI
18th Jul 2026442 PMAQI
18th Jul 2026423 PMAQI
18th Jul 2026444 PMAQI
18th Jul 2026445 PMAQI
18th Jul 2026406 PMAQI
18th Jul 2026407 PMAQI
18th Jul 2026388 PMAQI
18th Jul 2026339 PMAQI
18th Jul 20263310 PMAQI
18th Jul 20263111 PMAQI
19th Jul 20262712 AMAQI
19th Jul 2026311 AMAQI
19th Jul 2026332 AMAQI
19th Jul 2026383 AMAQI
19th Jul 2026454 AMAQI

29°C21/36°C

19th Jul 2026445 AMAQI
19th Jul 2026446 AMAQI
19th Jul 2026447 AMAQI
19th Jul 2026428 AMAQI
19th Jul 2026489 AMAQI
19th Jul 20265610 AMAQI
19th Jul 20265211 AMAQI
19th Jul 20265312 PMAQI
19th Jul 2026531 PMAQI
19th Jul 2026512 PMAQI
19th Jul 2026483 PMAQI
19th Jul 2026484 PMAQI
19th Jul 2026515 PMAQI
19th Jul 2026466 PMAQI
19th Jul 2026467 PMAQI
19th Jul 2026408 PMAQI
19th Jul 2026449 PMAQI
19th Jul 20264210 PMAQI
19th Jul 20263711 PMAQI
20th Jul 20263812 AMAQI
20th Jul 2026421 AMAQI
20th Jul 2026382 AMAQI
20th Jul 2026403 AMAQI
20th Jul 2026404 AMAQI

29°C21/36°C

20th Jul 2026405 AMAQI
20th Jul 2026466 AMAQI
20th Jul 2026487 AMAQI
20th Jul 2026508 AMAQI
20th Jul 2026449 AMAQI
20th Jul 20264810 AMAQI
20th Jul 20265011 AMAQI
20th Jul 20264412 PMAQI
20th Jul 2026441 PMAQI
20th Jul 2026402 PMAQI
20th Jul 2026423 PMAQI
20th Jul 2026564 PMAQI
20th Jul 2026555 PMAQI
20th Jul 2026556 PMAQI
20th Jul 2026517 PMAQI
20th Jul 2026428 PMAQI
20th Jul 2026449 PMAQI
20th Jul 20265110 PMAQI
20th Jul 20265311 PMAQI
21st Jul 20265012 AMAQI
21st Jul 2026501 AMAQI
21st Jul 2026522 AMAQI
21st Jul 2026623 AMAQI
21st Jul 2026644 AMAQI

29°C21/38°C

21st Jul 2026545 AMAQI
21st Jul 2026536 AMAQI
21st Jul 2026458 AMAQI
21st Jul 2026369 AMAQI
21st Jul 20264010 AMAQI
21st Jul 20264211 AMAQI
21st Jul 20263812 PMAQI
21st Jul 2026291 PMAQI
21st Jul 2026442 PMAQI
21st Jul 2026333 PMAQI
21st Jul 2026404 PMAQI
21st Jul 2026335 PMAQI
21st Jul 2026366 PMAQI
21st Jul 2026367 PMAQI
21st Jul 2026428 PMAQI
21st Jul 2026449 PMAQI
21st Jul 20265210 PMAQI
21st Jul 20266911 PMAQI
22nd Jul 20267012 AMAQI
22nd Jul 2026601 AMAQI
22nd Jul 2026532 AMAQI
22nd Jul 2026523 AMAQI
22nd Jul 2026554 AMAQI

27°C21/33°C

22nd Jul 2026545 AMAQI
22nd Jul 2026526 AMAQI
22nd Jul 2026507 AMAQI
22nd Jul 2026568 AMAQI
22nd Jul 2026549 AMAQI
22nd Jul 20264610 AMAQI
22nd Jul 20263811 AMAQI
22nd Jul 20264412 PMAQI
22nd Jul 2026401 PMAQI
22nd Jul 2026462 PMAQI
22nd Jul 2026523 PMAQI
22nd Jul 2026294 PMAQI
22nd Jul 2026345 PMAQI
22nd Jul 2026386 PMAQI
22nd Jul 2026387 PMAQI
22nd Jul 2026348 PMAQI
22nd Jul 2026369 PMAQI
22nd Jul 20263710 PMAQI
22nd Jul 20264011 PMAQI
23rd Jul 20263812 AMAQI
23rd Jul 2026401 AMAQI
23rd Jul 2026422 AMAQI
23rd Jul 2026363 AMAQI
23rd Jul 2026314 AMAQI

27°C21/33°C

23rd Jul 2026255 AMAQI
23rd Jul 2026336 AMAQI
23rd Jul 2026317 AMAQI
23rd Jul 2026318 AMAQI
23rd Jul 2026299 AMAQI
23rd Jul 20263310 AMAQI
23rd Jul 20263611 AMAQI
23rd Jul 20263112 PMAQI
23rd Jul 2026271 PMAQI
23rd Jul 2026272 PMAQI
23rd Jul 2026273 PMAQI
23rd Jul 2026274 PMAQI
23rd Jul 2026255 PMAQI
23rd Jul 2026256 PMAQI
23rd Jul 2026257 PMAQI
23rd Jul 2026198 PMAQI
23rd Jul 2026179 PMAQI
23rd Jul 20261710 PMAQI
23rd Jul 20261811 PMAQI
24th Jul 20261912 AMAQI
24th Jul 2026201 AMAQI
24th Jul 2026302 AMAQI
24th Jul 2026303 AMAQI
24th Jul 2026324 AMAQI

27°C21/32°C

24th Jul 2026365 AMAQI
24th Jul 2026366 AMAQI
24th Jul 2026337 AMAQI
24th Jul 2026368 AMAQI
24th Jul 2026449 AMAQI
24th Jul 20264210 AMAQI
24th Jul 20264711 AMAQI
24th Jul 20264412 PMAQI
24th Jul 2026361 PMAQI
24th Jul 2026302 PMAQI
24th Jul 2026363 PMAQI
24th Jul 2026404 PMAQI
24th Jul 2026405 PMAQI
24th Jul 2026446 PMAQI
24th Jul 2026447 PMAQI
24th Jul 2026428 PMAQI
24th Jul 2026339 PMAQI
24th Jul 20263110 PMAQI
24th Jul 20263111 PMAQI
25th Jul 20262712 AMAQI
25th Jul 2026311 AMAQI
25th Jul 2026382 AMAQI
25th Jul 2026383 AMAQI
25th Jul 2026344 AMAQI

27°C19/34°C

25th Jul 2026335 AMAQI
25th Jul 2026286 AMAQI
25th Jul 2026317 AMAQI
25th Jul 2026318 AMAQI
25th Jul 2026389 AMAQI
25th Jul 20264210 AMAQI
25th Jul 20263611 AMAQI
25th Jul 20263312 PMAQI
25th Jul 2026361 PMAQI
25th Jul 2026312 PMAQI
25th Jul 2026293 PMAQI
25th Jul 2026294 PMAQI
25th Jul 2026335 PMAQI
25th Jul 2026296 PMAQI
25th Jul 2026257 PMAQI
25th Jul 2026258 PMAQI
25th Jul 2026229 PMAQI
25th Jul 20262310 PMAQI
25th Jul 20262511 PMAQI
26th Jul 20262612 AMAQI
26th Jul 2026301 AMAQI
26th Jul 2026322 AMAQI
26th Jul 2026303 AMAQI
26th Jul 2026344 AMAQI

28°C20/36°C

26th Jul 2026335 AMAQI
26th Jul 2026336 AMAQI
26th Jul 2026337 AMAQI
26th Jul 2026368 AMAQI
26th Jul 2026369 AMAQI
26th Jul 20264010 AMAQI
26th Jul 20264011 AMAQI
26th Jul 20263312 PMAQI
26th Jul 2026271 PMAQI
26th Jul 2026252 PMAQI
26th Jul 2026253 PMAQI
26th Jul 2026314 PMAQI
26th Jul 2026335 PMAQI
26th Jul 2026346 PMAQI
26th Jul 2026367 PMAQI
26th Jul 2026318 PMAQI
26th Jul 2026339 PMAQI
26th Jul 20263310 PMAQI
26th Jul 20263411 PMAQI
27th Jul 20263212 AMAQI
27th Jul 2026471 AMAQI
27th Jul 2026542 AMAQI
27th Jul 2026523 AMAQI
27th Jul 2026404 AMAQI

29°C21/37°C

27th Jul 2026425 AMAQI
27th Jul 2026446 AMAQI
27th Jul 2026447 AMAQI
27th Jul 2026428 AMAQI
27th Jul 2026409 AMAQI
27th Jul 20263810 AMAQI
27th Jul 20264011 AMAQI
27th Jul 20264412 PMAQI
27th Jul 2026361 PMAQI
27th Jul 2026332 PMAQI
27th Jul 2026333 PMAQI
27th Jul 2026334 PMAQI
27th Jul 2026385 PMAQI
27th Jul 2026446 PMAQI
27th Jul 2026407 PMAQI
27th Jul 2026508 PMAQI
27th Jul 2026589 PMAQI
27th Jul 20266210 PMAQI
27th Jul 20267411 PMAQI
28th Jul 20267412 AMAQI
28th Jul 2026401 AMAQI
28th Jul 2026422 AMAQI
28th Jul 2026443 AMAQI
28th Jul 2026504 AMAQI

30°C23/37°C

28th Jul 2026505 AMAQI
28th Jul 2026466 AMAQI
28th Jul 2026407 AMAQI
28th Jul 2026448 AMAQI
28th Jul 2026409 AMAQI
28th Jul 20263410 AMAQI
28th Jul 20264211 AMAQI
28th Jul 20264512 PMAQI
28th Jul 2026461 PMAQI
28th Jul 2026492 PMAQI
28th Jul 2026503 PMAQI
28th Jul 2026464 PMAQI
28th Jul 2026485 PMAQI
28th Jul 2026466 PMAQI
28th Jul 2026467 PMAQI
28th Jul 2026578 PMAQI
28th Jul 2026589 PMAQI
28th Jul 20265610 PMAQI
28th Jul 20265411 PMAQI
29th Jul 20265012 AMAQI
29th Jul 2026501 AMAQI
29th Jul 2026442 AMAQI
29th Jul 2026403 AMAQI
29th Jul 2026384 AMAQI

28°C21/34°C

29th Jul 2026405 AMAQI
29th Jul 2026296 AMAQI
29th Jul 2026287 AMAQI
29th Jul 2026298 AMAQI
29th Jul 2026259 AMAQI
29th Jul 20263110 AMAQI
29th Jul 20263111 AMAQI
29th Jul 20263212 PMAQI
29th Jul 2026301 PMAQI
29th Jul 2026292 PMAQI
29th Jul 2026313 PMAQI
29th Jul 2026294 PMAQI
29th Jul 2026295 PMAQI
29th Jul 2026366 PMAQI
29th Jul 2026407 PMAQI
29th Jul 2026408 PMAQI
29th Jul 2026389 PMAQI
29th Jul 20264210 PMAQI
29th Jul 20263811 PMAQI
30th Jul 20264412 AMAQI
30th Jul 2026421 AMAQI
30th Jul 2026442 AMAQI
30th Jul 2026463 AMAQI
30th Jul 2026404 AMAQI

26°C19/32°C

30th Jul 2026465 AMAQI
30th Jul 2026316 AMAQI
30th Jul 2026297 AMAQI
30th Jul 2026318 AMAQI
30th Jul 2026279 AMAQI
30th Jul 20263010 AMAQI
30th Jul 20264611 AMAQI
30th Jul 20264612 PMAQI
30th Jul 2026381 PMAQI
30th Jul 2026332 PMAQI
30th Jul 2026333 PMAQI
30th Jul 2026314 PMAQI
30th Jul 2026275 PMAQI
30th Jul 2026316 PMAQI
30th Jul 2026387 PMAQI
30th Jul 2026388 PMAQI
30th Jul 2026409 PMAQI
30th Jul 20264010 PMAQI
30th Jul 20263811 PMAQI
31st Jul 20264012 AMAQI
31st Jul 2026441 AMAQI
31st Jul 2026482 AMAQI
31st Jul 2026553 AMAQI
31st Jul 2026504 AMAQI

25°C18/31°C

31st Jul 2026495 AMAQI
31st Jul 2026466 AMAQI
31st Jul 2026527 AMAQI
31st Jul 2026508 AMAQI
31st Jul 2026549 AMAQI
31st Jul 20265610 AMAQI
31st Jul 20265711 AMAQI
31st Jul 20266012 PMAQI
31st Jul 2026591 PMAQI
31st Jul 2026562 PMAQI
31st Jul 2026563 PMAQI
31st Jul 2026584 PMAQI
31st Jul 2026585 PMAQI
31st Jul 2026626 PMAQI
31st Jul 2026727 PMAQI
31st Jul 2026698 PMAQI
31st Jul 2026679 PMAQI
31st Jul 20265710 PMAQI
31st Jul 20265711 PMAQI
1st Aug 20265812 AMAQI
1st Aug 2026601 AMAQI
1st Aug 2026642 AMAQI
1st Aug 2026623 AMAQI
1st Aug 2026664 AMAQI

25°C17/32°C

1st Aug 2026705 AMAQI
1st Aug 2026626 AMAQI
1st Aug 2026627 AMAQI
1st Aug 2026588 AMAQI
1st Aug 2026699 AMAQI
1st Aug 20267810 AMAQI
1st Aug 20267011 AMAQI
1st Aug 20267012 PMAQI
1st Aug 2026661 PMAQI
1st Aug 2026652 PMAQI
1st Aug 2026663 PMAQI
1st Aug 2026674 PMAQI
1st Aug 2026665 PMAQI
1st Aug 2026626 PMAQI
1st Aug 2026587 PMAQI
1st Aug 2026568 PMAQI
1st Aug 2026539 PMAQI
1st Aug 20265510 PMAQI
1st Aug 20265311 PMAQI
2nd Aug 20265412 AMAQI
2nd Aug 2026581 AMAQI
2nd Aug 2026562 AMAQI
2nd Aug 2026553 AMAQI
2nd Aug 2026524 AMAQI

26°C18/32°C

2nd Aug 2026505 AMAQI
2nd Aug 2026546 AMAQI
2nd Aug 2026517 AMAQI
2nd Aug 2026468 AMAQI
2nd Aug 2026409 AMAQI
2nd Aug 20264410 AMAQI
2nd Aug 20264611 AMAQI
2nd Aug 20264612 PMAQI
2nd Aug 2026401 PMAQI
2nd Aug 2026482 PMAQI
2nd Aug 2026463 PMAQI
2nd Aug 2026484 PMAQI
2nd Aug 2026445 PMAQI
2nd Aug 2026486 PMAQI
2nd Aug 2026527 PMAQI
2nd Aug 2026558 PMAQI
2nd Aug 2026569 PMAQI
2nd Aug 20265110 PMAQI
2nd Aug 20265111 PMAQI
3rd Aug 20265212 AMAQI
3rd Aug 2026521 AMAQI
3rd Aug 2026572 AMAQI
3rd Aug 2026543 AMAQI
3rd Aug 2026544 AMAQI

26°C19/32°C

3rd Aug 2026555 AMAQI
3rd Aug 2026546 AMAQI
3rd Aug 2026567 AMAQI
3rd Aug 2026528 AMAQI
3rd Aug 2026509 AMAQI
3rd Aug 20265410 AMAQI
3rd Aug 20265511 AMAQI
3rd Aug 20265612 PMAQI
3rd Aug 2026561 PMAQI
3rd Aug 2026542 PMAQI
3rd Aug 2026543 PMAQI
3rd Aug 2026554 PMAQI
3rd Aug 2026545 PMAQI
3rd Aug 2026566 PMAQI
3rd Aug 2026597 PMAQI
3rd Aug 2026588 PMAQI
3rd Aug 2026649 PMAQI
3rd Aug 20265810 PMAQI
3rd Aug 20265711 PMAQI
4th Aug 20266212 AMAQI
4th Aug 2026621 AMAQI
4th Aug 2026642 AMAQI
4th Aug 2026653 AMAQI
4th Aug 2026644 AMAQI

26°C19/32°C

4th Aug 2026645 AMAQI
4th Aug 2026676 AMAQI
4th Aug 2026647 AMAQI
4th Aug 2026608 AMAQI
4th Aug 2026589 AMAQI
4th Aug 20265210 AMAQI
4th Aug 20265411 AMAQI
4th Aug 20265212 PMAQI
4th Aug 2026531 PMAQI
4th Aug 2026522 PMAQI
4th Aug 2026523 PMAQI
4th Aug 2026584 PMAQI
4th Aug 2026645 PMAQI
4th Aug 2026656 PMAQI
4th Aug 2026827 PMAQI
4th Aug 2026818 PMAQI
4th Aug 2026859 PMAQI
4th Aug 20267810 PMAQI
4th Aug 20267111 PMAQI
5th Aug 20266912 AMAQI
5th Aug 2026681 AMAQI
5th Aug 2026652 AMAQI
5th Aug 2026783 AMAQI
5th Aug 2026734 AMAQI

26°C19/33°C

5th Aug 2026625 AMAQI
5th Aug 2026786 AMAQI
5th Aug 2026767 AMAQI
5th Aug 2026768 AMAQI
5th Aug 2026749 AMAQI
5th Aug 20267410 AMAQI
5th Aug 20265811 AMAQI
5th Aug 20265212 PMAQI
5th Aug 2026541 PMAQI
5th Aug 2026542 PMAQI
5th Aug 2026543 PMAQI
5th Aug 2026534 PMAQI
5th Aug 2026525 PMAQI
5th Aug 2026646 PMAQI
5th Aug 2026527 PMAQI
5th Aug 2026538 PMAQI
5th Aug 2026599 PMAQI
5th Aug 20265910 PMAQI
5th Aug 20268011 PMAQI
6th Aug 20267812 AMAQI
6th Aug 2026711 AMAQI
6th Aug 2026652 AMAQI
6th Aug 2026683 AMAQI
6th Aug 2026654 AMAQI

28°C20/34°C

6th Aug 2026605 AMAQI
6th Aug 2026506 AMAQI
6th Aug 2026367 AMAQI
6th Aug 2026358 AMAQI
6th Aug 2026359 AMAQI
6th Aug 20263610 AMAQI
6th Aug 20263811 AMAQI
6th Aug 20263912 PMAQI
6th Aug 2026391 PMAQI
6th Aug 2026382 PMAQI
6th Aug 2026443 PMAQI
6th Aug 2026484 PMAQI
6th Aug 2026465 PMAQI
6th Aug 2026376 PMAQI
6th Aug 2026327 PMAQI
6th Aug 2026388 PMAQI
6th Aug 2026469 PMAQI
6th Aug 20264210 PMAQI
6th Aug 20264211 PMAQI
7th Aug 20264612 AMAQI
7th Aug 2026421 AMAQI
7th Aug 2026342 AMAQI
7th Aug 2026293 AMAQI
7th Aug 2026284 AMAQI

28°C21/35°C

7th Aug 2026285 AMAQI
7th Aug 2026286 AMAQI
7th Aug 2026297 AMAQI
7th Aug 2026288 AMAQI
7th Aug 2026329 AMAQI
7th Aug 20264910 AMAQI
7th Aug 20264911 AMAQI
7th Aug 20264912 PMAQI
7th Aug 2026361 PMAQI
7th Aug 2026282 PMAQI
7th Aug 2026423 PMAQI
7th Aug 2026364 PMAQI
7th Aug 2026405 PMAQI
7th Aug 2026366 PMAQI
7th Aug 2026457 PMAQI
7th Aug 2026468 PMAQI
7th Aug 2026429 PMAQI
7th Aug 20263110 PMAQI
7th Aug 20263311 PMAQI
8th Aug 20263612 AMAQI
8th Aug 2026381 AMAQI
8th Aug 2026402 AMAQI
8th Aug 2026363 AMAQI
8th Aug 2026384 AMAQI

26°C19/33°C

8th Aug 2026405 AMAQI
8th Aug 2026386 AMAQI
8th Aug 2026367 AMAQI
8th Aug 2026388 AMAQI
8th Aug 2026449 AMAQI
8th Aug 20264410 AMAQI
8th Aug 20265111 AMAQI
8th Aug 20265212 PMAQI
8th Aug 2026491 PMAQI
8th Aug 2026442 PMAQI
8th Aug 2026403 PMAQI
8th Aug 2026334 PMAQI
8th Aug 2026405 PMAQI
8th Aug 2026426 PMAQI
8th Aug 2026387 PMAQI
8th Aug 2026388 PMAQI
8th Aug 2026339 PMAQI
8th Aug 20262510 PMAQI
8th Aug 20263211 PMAQI
9th Aug 20263312 AMAQI
9th Aug 2026331 AMAQI
9th Aug 2026312 AMAQI
9th Aug 2026283 AMAQI
9th Aug 2026304 AMAQI

26°C19/33°C

9th Aug 2026315 AMAQI
5 AM
9th Aug 2026386 AMAQI
9th Aug 2026387 AMAQI
9th Aug 2026408 AMAQI
9th Aug 2026449 AMAQI
9th Aug 20264210 AMAQI
9th Aug 20264611 AMAQI
9th Aug 20265212 PMAQI
12 PM
9th Aug 2026601 PMAQI
9th Aug 2026562 PMAQI
9th Aug 2026573 PMAQI
9th Aug 2026514 PMAQI
9th Aug 2026595 PMAQI
9th Aug 2026646 PMAQI
9th Aug 2026687 PMAQI
7 PM
9th Aug 2026688 PMAQI
9th Aug 2026579 PMAQI
9th Aug 20266210 PMAQI
9th Aug 20266911 PMAQI
12 AM
4 AM

28°C20/35°C

Day time
Avg. Highest Time
10 AM - 12 PM

46AQI

3 hours / Day
90 hours / Month
Avg. Lowest Time
7 AM - 9 AM

43AQI

3 hours / Day
90 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 10 AM to 12 PM (Avg. 46), while the lowest AQI was between 7 AM to 9 AM (Avg. 43).
Night time
Avg. Highest Time
12 AM - 11 PM

46AQI

9 hours / Day
270 hours / Month
Avg. Lowest Time
12 AM - 11 PM

46AQI

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. 46), while the lowest AQI was between 12 AM to 11 PM (Avg. 46).

2026 Days Vs Air Quality

Horiba, Arak, Markazi, Iran

2026

81%

177

19%

41

Total number of days with different AQI categories in last 221 days in 2026 (144 days remaining)

Good
177 Days
Moderate
41 Days
Poor
0 Days
Unhealthy
0 Days
Severe
0 Days
Hazardous
0 Days

Under WHO’s Safe Air Quality Limits: 81%

Health Risk Level:

Low

In 2026, 81% of 221 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

Horiba, Arak, Markazi, Iran

AQI levels in 2026

AQI (US)
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 2026
-1th undefined 2026
-1th undefined 2026
-1th undefined 2026
1st January 2026
36AQI (US)
2nd January 2026
43AQI (US)
3rd January 2026
46AQI (US)
4th January 2026
45AQI (US)
5th January 2026
45AQI (US)
6th January 2026
34AQI (US)
7th January 2026
41AQI (US)
8th January 2026
41AQI (US)
9th January 2026
41AQI (US)
10th January 2026
61AQI (US)
11th January 2026
35AQI (US)
12th January 2026
75AQI (US)
13th January 2026
100AQI (US)
14th January 2026
66AQI (US)
15th January 2026
56AQI (US)
16th January 2026
28AQI (US)
17th January 2026
36AQI (US)
18th January 2026
46AQI (US)
19th January 2026
72AQI (US)
20th January 2026
74AQI (US)
21st January 2026
61AQI (US)
22nd January 2026
43AQI (US)
23rd January 2026
37AQI (US)
24th January 2026
28AQI (US)
25th January 2026
40AQI (US)
26th January 2026
49AQI (US)
27th January 2026
48AQI (US)
28th January 2026
59AQI (US)
29th January 2026
53AQI (US)
30th January 2026
53AQI (US)
31st January 2026
39AQI (US)
1st February 2026
44AQI (US)
2nd February 2026
61AQI (US)
3rd February 2026
66AQI (US)
4th February 2026
56AQI (US)
5th February 2026
34AQI (US)
6th February 2026
34AQI (US)
7th February 2026
35AQI (US)
8th February 2026
45AQI (US)
9th February 2026
62AQI (US)
10th February 2026
76AQI (US)
11th February 2026
55AQI (US)
12th February 2026
62AQI (US)
13th February 2026
66AQI (US)
14th February 2026
57AQI (US)
15th February 2026
72AQI (US)
16th February 2026
43AQI (US)
17th February 2026
45AQI (US)
18th February 2026
54AQI (US)
19th February 2026
39AQI (US)
20th February 2026
33AQI (US)
21st February 2026
47AQI (US)
22nd February 2026
60AQI (US)
23rd February 2026
49AQI (US)
24th February 2026
56AQI (US)
25th February 2026
41AQI (US)
26th February 2026
32AQI (US)
27th February 2026
31AQI (US)
28th February 2026
35AQI (US)
1st March 2026
37AQI (US)
2nd March 2026
26AQI (US)
3rd March 2026
25AQI (US)
4th March 2026
28AQI (US)
5th March 2026
34AQI (US)
6th March 2026
36AQI (US)
7th March 2026
35AQI (US)
8th March 2026
34AQI (US)
9th March 2026
31AQI (US)
10th March 2026
32AQI (US)
11th March 2026
31AQI (US)
12th March 2026
40AQI (US)
13th March 2026
21AQI (US)
14th March 2026
45AQI (US)
15th March 2026
41AQI (US)
16th March 2026
44AQI (US)
17th March 2026
37AQI (US)
18th March 2026
22AQI (US)
19th March 2026
36AQI (US)
20th March 2026
36AQI (US)
21st March 2026
44AQI (US)
22nd March 2026
54AQI (US)
23rd March 2026
36AQI (US)
24th March 2026
19AQI (US)
25th March 2026
24AQI (US)
26th March 2026
28AQI (US)
27th March 2026
25AQI (US)
28th March 2026
36AQI (US)
29th March 2026
33AQI (US)
30th March 2026
32AQI (US)
31st March 2026
31AQI (US)
1st April 2026
21AQI (US)
2nd April 2026
25AQI (US)
3rd April 2026
33AQI (US)
4th April 2026
40AQI (US)
5th April 2026
63AQI (US)
6th April 2026
67AQI (US)
7th April 2026
50AQI (US)
8th April 2026
41AQI (US)
9th April 2026
38AQI (US)
10th April 2026
32AQI (US)
11th April 2026
31AQI (US)
12th April 2026
45AQI (US)
13th April 2026
46AQI (US)
14th April 2026
35AQI (US)
15th April 2026
16AQI (US)
16th April 2026
32AQI (US)
17th April 2026
18th April 2026
53AQI (US)
19th April 2026
48AQI (US)
20th April 2026
38AQI (US)
21st April 2026
20AQI (US)
22nd April 2026
23rd April 2026
21AQI (US)
24th April 2026
28AQI (US)
25th April 2026
34AQI (US)
26th April 2026
32AQI (US)
27th April 2026
32AQI (US)
28th April 2026
34AQI (US)
29th April 2026
32AQI (US)
30th April 2026
26AQI (US)
1st May 2026
22AQI (US)
2nd May 2026
31AQI (US)
3rd May 2026
40AQI (US)
4th May 2026
46AQI (US)
5th May 2026
55AQI (US)
6th May 2026
52AQI (US)
7th May 2026
33AQI (US)
8th May 2026
25AQI (US)
9th May 2026
10th May 2026
31AQI (US)
11th May 2026
38AQI (US)
12th May 2026
55AQI (US)
13th May 2026
53AQI (US)
14th May 2026
64AQI (US)
15th May 2026
50AQI (US)
16th May 2026
18AQI (US)
17th May 2026
20AQI (US)
18th May 2026
19AQI (US)
19th May 2026
24AQI (US)
20th May 2026
22AQI (US)
21st May 2026
22AQI (US)
22nd May 2026
24AQI (US)
23rd May 2026
24AQI (US)
24th May 2026
26AQI (US)
25th May 2026
30AQI (US)
26th May 2026
28AQI (US)
27th May 2026
34AQI (US)
28th May 2026
45AQI (US)
29th May 2026
40AQI (US)
30th May 2026
37AQI (US)
31st May 2026
37AQI (US)
1st June 2026
30AQI (US)
2nd June 2026
33AQI (US)
3rd June 2026
40AQI (US)
4th June 2026
39AQI (US)
5th June 2026
40AQI (US)
6th June 2026
51AQI (US)
7th June 2026
47AQI (US)
8th June 2026
42AQI (US)
9th June 2026
52AQI (US)
10th June 2026
45AQI (US)
11th June 2026
41AQI (US)
12th June 2026
33AQI (US)
13th June 2026
41AQI (US)
14th June 2026
36AQI (US)
15th June 2026
39AQI (US)
16th June 2026
34AQI (US)
17th June 2026
41AQI (US)
18th June 2026
46AQI (US)
19th June 2026
49AQI (US)
20th June 2026
53AQI (US)
21st June 2026
46AQI (US)
22nd June 2026
42AQI (US)
23rd June 2026
48AQI (US)
24th June 2026
47AQI (US)
25th June 2026
42AQI (US)
26th June 2026
35AQI (US)
27th June 2026
38AQI (US)
28th June 2026
48AQI (US)
29th June 2026
39AQI (US)
30th June 2026
38AQI (US)
1st July 2026
47AQI (US)
2nd July 2026
40AQI (US)
3rd July 2026
47AQI (US)
4th July 2026
42AQI (US)
5th July 2026
36AQI (US)
6th July 2026
39AQI (US)
7th July 2026
37AQI (US)
8th July 2026
37AQI (US)
9th July 2026
39AQI (US)
10th July 2026
31AQI (US)
11th July 2026
45AQI (US)
12th July 2026
50AQI (US)
13th July 2026
49AQI (US)
14th July 2026
36AQI (US)
15th July 2026
37AQI (US)
16th July 2026
36AQI (US)
17th July 2026
43AQI (US)
18th July 2026
41AQI (US)
19th July 2026
44AQI (US)
20th July 2026
46AQI (US)
21st July 2026
45AQI (US)
22nd July 2026
46AQI (US)
23rd July 2026
29AQI (US)
24th July 2026
36AQI (US)
25th July 2026
31AQI (US)
26th July 2026
32AQI (US)
27th July 2026
44AQI (US)
28th July 2026
48AQI (US)
29th July 2026
35AQI (US)
30th July 2026
37AQI (US)
31st July 2026
56AQI (US)
1st August 2026
63AQI (US)
2nd August 2026
50AQI (US)
3rd August 2026
55AQI (US)
4th August 2026
64AQI (US)
5th August 2026
64AQI (US)
6th August 2026
47AQI (US)
7th August 2026
37AQI (US)
8th August 2026
39AQI (US)
9th August 2026
48AQI (US)
10th August 2026
11th August 2026
12th August 2026
13th August 2026
14th August 2026
15th August 2026
16th August 2026
17th August 2026
18th August 2026
19th August 2026
20th August 2026
21st August 2026
22nd August 2026
23rd August 2026
24th August 2026
25th August 2026
26th August 2026
27th August 2026
28th August 2026
29th August 2026
30th August 2026
31st August 2026
1st September 2026
2nd September 2026
3rd September 2026
4th September 2026
5th September 2026
6th September 2026
7th September 2026
8th September 2026
9th September 2026
10th September 2026
11th September 2026
12th September 2026
13th September 2026
14th September 2026
15th September 2026
16th September 2026
17th September 2026
18th September 2026
19th September 2026
20th September 2026
21st September 2026
22nd September 2026
23rd September 2026
24th September 2026
25th September 2026
26th September 2026
27th September 2026
28th September 2026
29th September 2026
30th September 2026
1st October 2026
2nd October 2026
3rd October 2026
4th October 2026
5th October 2026
6th October 2026
7th October 2026
8th October 2026
9th October 2026
10th October 2026
11th October 2026
12th October 2026
13th October 2026
14th October 2026
15th October 2026
16th October 2026
17th October 2026
18th October 2026
19th October 2026
20th October 2026
21st October 2026
22nd October 2026
23rd October 2026
24th October 2026
25th October 2026
26th October 2026
27th October 2026
28th October 2026
29th October 2026
30th October 2026
31st October 2026
1st November 2026
2nd November 2026
3rd November 2026
4th November 2026
5th November 2026
6th November 2026
7th November 2026
8th November 2026
9th November 2026
10th November 2026
11th November 2026
12th November 2026
13th November 2026
14th November 2026
15th November 2026
16th November 2026
17th November 2026
18th November 2026
19th November 2026
20th November 2026
21st November 2026
22nd November 2026
23rd November 2026
24th November 2026
25th November 2026
26th November 2026
27th November 2026
28th November 2026
29th November 2026
30th November 2026
1st December 2026
2nd December 2026
3rd December 2026
4th December 2026
5th December 2026
6th December 2026
7th December 2026
8th December 2026
9th December 2026
10th December 2026
11th December 2026
12th December 2026
13th December 2026
14th December 2026
15th December 2026
16th December 2026
17th December 2026
18th December 2026
19th December 2026
20th December 2026
21st December 2026
22nd December 2026
23rd December 2026
24th December 2026
25th December 2026
26th December 2026
27th December 2026
28th December 2026
29th December 2026
30th December 2026
31st December 2026

49AQI (US)

50AQI (US)

33AQI (US)

36AQI (US)

35AQI (US)

42AQI (US)

41AQI (US)

52AQI (US)

No. of days

Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days

202641AQI (US)

20
11
15
13
30
1
25
3
25
5
27
3
30
1
5
4
177
41

Highest AQI (US) recorded in

August

52AQI (US)

Lowest AQI (US) recorded in

March

33AQI (US)

202573AQI (US)

23
8
6
19
3
2
23
6
29
1
31
24
6
23
8
31
4
26
31
18
12
11
20
41
292
32

Highest AQI (US) recorded in

January

90AQI (US)

Lowest AQI (US) recorded in

November

46AQI (US)

202465AQI (US)

16
2
5
3
1
11
30
31
31
4
12
11
16
14
28
3
55
160
3

Highest AQI (US) recorded in

December

89AQI (US)

Lowest AQI (US) recorded in

January

25AQI (US)

202375AQI (US)

7
15
4
21
6
31
29
1
24
2
9
2
9
1
2
1
15
16
24
155
16

Highest AQI (US) recorded in

February

93AQI (US)

Lowest AQI (US) recorded in

December

49AQI (US)

202222AQI (US)

30
20
31
21
4
8
1
9
4
1
5
5
2
4
7
129
23

Highest AQI (US) recorded in

December

64AQI (US)

Lowest AQI (US) recorded in

February

0AQI (US)

202111AQI (US)

17
13
22
6
31
30
25
24
31
31
28
29
30
31
329
19

Highest AQI (US) recorded in

January

51AQI (US)

Lowest AQI (US) recorded in

December

0AQI (US)

202047AQI (US)

13
16
4
17
18
7
8
13
12
18
13
16
16
15
18
12
13
17
1
144
102
1

Highest AQI (US) recorded in

December

58AQI (US)

Lowest AQI (US) recorded in

May

23AQI (US)

Most & Least Polluted Years Over the Last 7 Years

Most Polluted Year Recorded
2023(Avg.)
75AQI (US)
Least Polluted Year Recorded
2021(Avg.)
11AQI (US)

Horiba's annual 2026 AQI (US) (41) shows an average percentage change of 36.7% (worsened AQI (US)) compared to previous years: 2020 (47), 2021 (11), 2022 (22), 2023 (75), 2024 (65), 2025 (73).