Semnan, Semnan, 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+
October Air Quality Analysis
Semnan, Semnan, Iran
2021
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
12th Oct 2022
111AQILowest AQI recorded on
22nd Oct 2021
21AQISame Day Analysis (8th October ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 1st highest AQI at 100 of Moderate air quality on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 8th Oct - 9th Oct 2025
Semnan, Semnan, Iran
AQI
Day
Night
.
5 AM8th Oct 2025
6 PM
4 AM9th Oct 2025
Day time
Avg. Highest Time
4PM8th Oct
107AQI
Avg. Lowest Time
6AM8th Oct
88AQI
Night time
Avg. Highest Time
2AM9th Oct
115AQI
Avg. Lowest Time
1AM9th Oct
90AQI
In the last 24 hours,
Semnan's AQI reached its highest point of 115 at 2 AM during the Night, while the lowest point, 88, was recorded at 6 AM during the Day between 8th Oct and 9th Oct 2025.
Day & Night AQI Trend : Sep - Oct 2025
Semnan, Semnan, Iran
SepOct
09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th - 06th06th - 07th07th - 08th08th - 09th09th
Day
Night
9th Sep 2025775 AMAQI
9th Sep 2025716 AMAQI
9th Sep 2025717 AMAQI
9th Sep 2025888 AMAQI
9th Sep 2025799 AMAQI
9th Sep 20257410 AMAQI
9th Sep 20257511 AMAQI
9th Sep 20259112 PMAQI
9th Sep 2025761 PMAQI
9th Sep 2025802 PMAQI
9th Sep 2025753 PMAQI
9th Sep 2025774 PMAQI
9th Sep 2025745 PMAQI
9th Sep 2025816 PMAQI
9th Sep 2025777 PMAQI
9th Sep 2025848 PMAQI
9th Sep 2025789 PMAQI
9th Sep 20257310 PMAQI
9th Sep 20257711 PMAQI
10th Sep 20257712 AMAQI
10th Sep 2025751 AMAQI
10th Sep 2025802 AMAQI
10th Sep 2025793 AMAQI
10th Sep 2025814 AMAQI
28°C21/35°C
10th Sep 2025775 AMAQI
10th Sep 2025826 AMAQI
10th Sep 2025747 AMAQI
10th Sep 2025938 AMAQI
10th Sep 2025899 AMAQI
10th Sep 202510310 AMAQI
10th Sep 20258511 AMAQI
10th Sep 20259812 PMAQI
10th Sep 2025921 PMAQI
10th Sep 2025872 PMAQI
10th Sep 2025713 PMAQI
10th Sep 2025744 PMAQI
10th Sep 2025785 PMAQI
10th Sep 2025776 PMAQI
10th Sep 2025897 PMAQI
10th Sep 2025948 PMAQI
10th Sep 2025879 PMAQI
10th Sep 20257810 PMAQI
10th Sep 20258211 PMAQI
11th Sep 20257612 AMAQI
11th Sep 2025731 AMAQI
11th Sep 2025732 AMAQI
11th Sep 2025843 AMAQI
11th Sep 2025824 AMAQI
28°C21/35°C
11th Sep 2025865 AMAQI
11th Sep 2025926 AMAQI
11th Sep 20251007 AMAQI
11th Sep 2025828 AMAQI
11th Sep 2025839 AMAQI
11th Sep 20257410 AMAQI
11th Sep 20256811 AMAQI
11th Sep 20258012 PMAQI
11th Sep 2025851 PMAQI
11th Sep 2025822 PMAQI
11th Sep 2025713 PMAQI
11th Sep 2025724 PMAQI
11th Sep 2025775 PMAQI
11th Sep 2025906 PMAQI
11th Sep 20251007 PMAQI
11th Sep 2025968 PMAQI
11th Sep 2025899 PMAQI
11th Sep 20258210 PMAQI
11th Sep 20258211 PMAQI
12th Sep 20258612 AMAQI
12th Sep 2025851 AMAQI
12th Sep 2025832 AMAQI
12th Sep 2025793 AMAQI
12th Sep 2025714 AMAQI
29°C22/35°C
12th Sep 2025775 AMAQI
12th Sep 2025726 AMAQI
12th Sep 2025907 AMAQI
12th Sep 2025818 AMAQI
12th Sep 2025709 AMAQI
12th Sep 20256610 AMAQI
12th Sep 20257411 AMAQI
12th Sep 20257212 PMAQI
12th Sep 2025761 PMAQI
12th Sep 2025792 PMAQI
12th Sep 2025673 PMAQI
12th Sep 2025784 PMAQI
12th Sep 2025745 PMAQI
12th Sep 2025776 PMAQI
12th Sep 2025837 PMAQI
12th Sep 2025818 PMAQI
12th Sep 2025819 PMAQI
12th Sep 20258410 PMAQI
12th Sep 20256811 PMAQI
13th Sep 20256712 AMAQI
13th Sep 2025761 AMAQI
13th Sep 2025742 AMAQI
13th Sep 2025663 AMAQI
13th Sep 2025714 AMAQI
25°C19/33°C
13th Sep 2025765 AMAQI
13th Sep 2025916 AMAQI
13th Sep 20251047 AMAQI
13th Sep 2025878 AMAQI
13th Sep 2025829 AMAQI
13th Sep 20258810 AMAQI
13th Sep 20258311 AMAQI
13th Sep 20258112 PMAQI
13th Sep 2025871 PMAQI
13th Sep 2025802 PMAQI
13th Sep 2025793 PMAQI
13th Sep 2025724 PMAQI
13th Sep 2025745 PMAQI
13th Sep 2025796 PMAQI
13th Sep 2025847 PMAQI
13th Sep 2025798 PMAQI
13th Sep 2025749 PMAQI
13th Sep 20257410 PMAQI
13th Sep 20257011 PMAQI
14th Sep 20257112 AMAQI
14th Sep 2025681 AMAQI
14th Sep 2025642 AMAQI
14th Sep 2025683 AMAQI
14th Sep 2025724 AMAQI
23°C15/29°C
14th Sep 2025745 AMAQI
14th Sep 2025806 AMAQI
14th Sep 2025747 AMAQI
14th Sep 2025788 AMAQI
14th Sep 2025899 AMAQI
14th Sep 20257610 AMAQI
14th Sep 20259211 AMAQI
14th Sep 20257012 PMAQI
14th Sep 2025821 PMAQI
14th Sep 2025862 PMAQI
14th Sep 2025823 PMAQI
14th Sep 2025814 PMAQI
14th Sep 2025755 PMAQI
14th Sep 2025756 PMAQI
14th Sep 2025797 PMAQI
14th Sep 2025798 PMAQI
14th Sep 2025779 PMAQI
14th Sep 20257510 PMAQI
14th Sep 20256911 PMAQI
15th Sep 20256612 AMAQI
15th Sep 2025671 AMAQI
15th Sep 2025702 AMAQI
15th Sep 2025693 AMAQI
15th Sep 2025684 AMAQI
23°C18/29°C
15th Sep 2025625 AMAQI
15th Sep 2025696 AMAQI
15th Sep 2025747 AMAQI
15th Sep 2025808 AMAQI
15th Sep 2025759 AMAQI
15th Sep 20257610 AMAQI
15th Sep 20257011 AMAQI
15th Sep 20258312 PMAQI
15th Sep 2025641 PMAQI
15th Sep 2025682 PMAQI
15th Sep 2025763 PMAQI
15th Sep 2025754 PMAQI
15th Sep 2025755 PMAQI
15th Sep 2025766 PMAQI
15th Sep 2025907 PMAQI
15th Sep 2025688 PMAQI
15th Sep 2025669 PMAQI
15th Sep 20258210 PMAQI
15th Sep 20257711 PMAQI
16th Sep 20257112 AMAQI
16th Sep 2025691 AMAQI
16th Sep 2025672 AMAQI
16th Sep 2025703 AMAQI
16th Sep 2025664 AMAQI
23°C18/28°C
16th Sep 2025685 AMAQI
16th Sep 2025716 AMAQI
16th Sep 2025727 AMAQI
16th Sep 2025678 AMAQI
16th Sep 2025669 AMAQI
16th Sep 20256810 AMAQI
16th Sep 20257311 AMAQI
16th Sep 20257012 PMAQI
16th Sep 2025731 PMAQI
16th Sep 2025702 PMAQI
16th Sep 2025713 PMAQI
16th Sep 2025674 PMAQI
16th Sep 2025735 PMAQI
16th Sep 2025796 PMAQI
16th Sep 2025707 PMAQI
16th Sep 2025788 PMAQI
16th Sep 2025819 PMAQI
16th Sep 20258610 PMAQI
16th Sep 20257211 PMAQI
17th Sep 20256812 AMAQI
17th Sep 2025681 AMAQI
17th Sep 2025752 AMAQI
17th Sep 2025703 AMAQI
17th Sep 2025734 AMAQI
23°C17/28°C
17th Sep 2025745 AMAQI
17th Sep 2025866 AMAQI
17th Sep 2025657 AMAQI
17th Sep 2025768 AMAQI
17th Sep 2025809 AMAQI
17th Sep 20257210 AMAQI
17th Sep 20258011 AMAQI
17th Sep 20257412 PMAQI
17th Sep 2025701 PMAQI
17th Sep 2025722 PMAQI
17th Sep 2025703 PMAQI
17th Sep 2025774 PMAQI
17th Sep 2025705 PMAQI
17th Sep 2025746 PMAQI
17th Sep 2025727 PMAQI
17th Sep 2025748 PMAQI
17th Sep 2025729 PMAQI
17th Sep 20257410 PMAQI
17th Sep 20257411 PMAQI
18th Sep 20258712 AMAQI
18th Sep 2025811 AMAQI
18th Sep 2025822 AMAQI
18th Sep 2025783 AMAQI
18th Sep 2025684 AMAQI
23°C16/29°C
18th Sep 2025735 AMAQI
18th Sep 2025746 AMAQI
18th Sep 2025637 AMAQI
18th Sep 2025708 AMAQI
18th Sep 2025659 AMAQI
18th Sep 20256410 AMAQI
18th Sep 20256411 AMAQI
18th Sep 20256412 PMAQI
18th Sep 2025681 PMAQI
18th Sep 2025622 PMAQI
18th Sep 2025653 PMAQI
18th Sep 2025694 PMAQI
18th Sep 2025695 PMAQI
18th Sep 2025656 PMAQI
18th Sep 2025707 PMAQI
18th Sep 2025748 PMAQI
18th Sep 2025749 PMAQI
18th Sep 20257310 PMAQI
18th Sep 20257311 PMAQI
19th Sep 20257712 AMAQI
19th Sep 2025861 AMAQI
19th Sep 2025832 AMAQI
19th Sep 2025823 AMAQI
19th Sep 2025744 AMAQI
23°C18/29°C
19th Sep 2025775 AMAQI
19th Sep 2025716 AMAQI
19th Sep 2025647 AMAQI
19th Sep 2025688 AMAQI
19th Sep 2025589 AMAQI
19th Sep 20256610 AMAQI
19th Sep 20256111 AMAQI
19th Sep 20257412 PMAQI
19th Sep 2025631 PMAQI
19th Sep 2025692 PMAQI
19th Sep 2025683 PMAQI
19th Sep 2025704 PMAQI
19th Sep 2025685 PMAQI
19th Sep 2025666 PMAQI
19th Sep 2025697 PMAQI
19th Sep 2025718 PMAQI
19th Sep 2025749 PMAQI
19th Sep 20257610 PMAQI
19th Sep 20257211 PMAQI
20th Sep 20257812 AMAQI
20th Sep 2025861 AMAQI
20th Sep 2025902 AMAQI
20th Sep 2025883 AMAQI
20th Sep 2025734 AMAQI
24°C16/31°C
20th Sep 2025855 AMAQI
20th Sep 2025716 AMAQI
20th Sep 2025697 AMAQI
20th Sep 2025778 AMAQI
20th Sep 2025809 AMAQI
20th Sep 20257210 AMAQI
20th Sep 20256411 AMAQI
20th Sep 20257212 PMAQI
20th Sep 2025671 PMAQI
20th Sep 2025782 PMAQI
20th Sep 2025803 PMAQI
20th Sep 2025814 PMAQI
20th Sep 2025835 PMAQI
20th Sep 2025786 PMAQI
20th Sep 2025837 PMAQI
20th Sep 2025878 PMAQI
20th Sep 2025789 PMAQI
20th Sep 20259410 PMAQI
20th Sep 20258411 PMAQI
21st Sep 20259212 AMAQI
21st Sep 2025921 AMAQI
21st Sep 2025952 AMAQI
21st Sep 2025923 AMAQI
21st Sep 2025804 AMAQI
22°C14/31°C
21st Sep 2025745 AMAQI
21st Sep 2025766 AMAQI
21st Sep 2025877 AMAQI
21st Sep 2025808 AMAQI
21st Sep 2025769 AMAQI
21st Sep 20257610 AMAQI
21st Sep 20257911 AMAQI
21st Sep 20257612 PMAQI
21st Sep 2025721 PMAQI
21st Sep 2025632 PMAQI
21st Sep 2025673 PMAQI
21st Sep 2025704 PMAQI
21st Sep 2025675 PMAQI
21st Sep 2025766 PMAQI
21st Sep 2025787 PMAQI
21st Sep 2025818 PMAQI
21st Sep 2025769 PMAQI
21st Sep 20257310 PMAQI
21st Sep 20257511 PMAQI
22nd Sep 20256912 AMAQI
22nd Sep 2025801 AMAQI
22nd Sep 2025782 AMAQI
22nd Sep 2025723 AMAQI
22nd Sep 2025644 AMAQI
20°C12/26°C
22nd Sep 2025645 AMAQI
22nd Sep 2025586 AMAQI
22nd Sep 2025657 AMAQI
22nd Sep 2025648 AMAQI
22nd Sep 2025619 AMAQI
22nd Sep 20256610 AMAQI
22nd Sep 20256811 AMAQI
22nd Sep 20256612 PMAQI
22nd Sep 2025731 PMAQI
22nd Sep 2025642 PMAQI
22nd Sep 2025673 PMAQI
22nd Sep 2025784 PMAQI
22nd Sep 2025725 PMAQI
22nd Sep 2025686 PMAQI
22nd Sep 2025767 PMAQI
22nd Sep 2025728 PMAQI
22nd Sep 2025739 PMAQI
22nd Sep 20258010 PMAQI
22nd Sep 20258211 PMAQI
23rd Sep 20258612 AMAQI
23rd Sep 2025841 AMAQI
23rd Sep 2025942 AMAQI
23rd Sep 2025863 AMAQI
23rd Sep 2025674 AMAQI
20°C15/27°C
23rd Sep 2025595 AMAQI
23rd Sep 2025616 AMAQI
23rd Sep 2025607 AMAQI
23rd Sep 2025718 AMAQI
23rd Sep 2025789 AMAQI
23rd Sep 20256810 AMAQI
23rd Sep 20257211 AMAQI
23rd Sep 20256812 PMAQI
23rd Sep 2025681 PMAQI
23rd Sep 2025622 PMAQI
23rd Sep 2025753 PMAQI
23rd Sep 2025684 PMAQI
23rd Sep 2025685 PMAQI
23rd Sep 2025816 PMAQI
23rd Sep 2025867 PMAQI
23rd Sep 2025778 PMAQI
23rd Sep 2025849 PMAQI
23rd Sep 20257510 PMAQI
23rd Sep 20257411 PMAQI
24th Sep 20258112 AMAQI
24th Sep 2025821 AMAQI
24th Sep 2025732 AMAQI
24th Sep 2025713 AMAQI
24th Sep 2025594 AMAQI
20°C15/26°C
24th Sep 2025625 AMAQI
24th Sep 2025696 AMAQI
24th Sep 2025687 AMAQI
24th Sep 2025578 AMAQI
24th Sep 2025549 AMAQI
24th Sep 20255410 AMAQI
24th Sep 20256411 AMAQI
24th Sep 20256512 PMAQI
24th Sep 2025541 PMAQI
24th Sep 2025722 PMAQI
24th Sep 2025743 PMAQI
24th Sep 2025754 PMAQI
24th Sep 2025725 PMAQI
24th Sep 2025766 PMAQI
24th Sep 2025767 PMAQI
24th Sep 2025818 PMAQI
24th Sep 2025819 PMAQI
24th Sep 20257410 PMAQI
24th Sep 20256811 PMAQI
25th Sep 20256612 AMAQI
25th Sep 2025681 AMAQI
25th Sep 2025692 AMAQI
25th Sep 2025703 AMAQI
25th Sep 2025584 AMAQI
20°C15/25°C
25th Sep 2025555 AMAQI
25th Sep 2025506 AMAQI
25th Sep 2025707 AMAQI
25th Sep 2025688 AMAQI
25th Sep 2025539 AMAQI
25th Sep 20254110 AMAQI
25th Sep 20253911 AMAQI
25th Sep 20253812 PMAQI
25th Sep 2025401 PMAQI
25th Sep 2025412 PMAQI
25th Sep 2025413 PMAQI
25th Sep 2025454 PMAQI
25th Sep 2025495 PMAQI
25th Sep 2025466 PMAQI
25th Sep 2025467 PMAQI
25th Sep 2025508 PMAQI
25th Sep 2025569 PMAQI
25th Sep 20255310 PMAQI
25th Sep 20255111 PMAQI
26th Sep 20255212 AMAQI
26th Sep 2025451 AMAQI
26th Sep 2025482 AMAQI
26th Sep 2025513 AMAQI
26th Sep 2025384 AMAQI
19°C13/24°C
26th Sep 2025445 AMAQI
26th Sep 2025506 AMAQI
26th Sep 2025527 AMAQI
26th Sep 2025508 AMAQI
26th Sep 2025539 AMAQI
26th Sep 20255310 AMAQI
26th Sep 20255111 AMAQI
26th Sep 20254612 PMAQI
26th Sep 2025441 PMAQI
26th Sep 2025432 PMAQI
26th Sep 2025463 PMAQI
26th Sep 2025484 PMAQI
26th Sep 2025445 PMAQI
26th Sep 2025236 PMAQI
26th Sep 2025237 PMAQI
26th Sep 2025258 PMAQI
26th Sep 2025329 PMAQI
26th Sep 20253310 PMAQI
26th Sep 20253311 PMAQI
27th Sep 20253312 AMAQI
27th Sep 2025281 AMAQI
27th Sep 2025142 AMAQI
27th Sep 2025153 AMAQI
27th Sep 2025124 AMAQI
19°C11/26°C
27th Sep 2025135 AMAQI
27th Sep 2025176 AMAQI
27th Sep 2025167 AMAQI
27th Sep 2025128 AMAQI
27th Sep 2025119 AMAQI
27th Sep 20251110 AMAQI
27th Sep 20251411 AMAQI
27th Sep 20252212 PMAQI
27th Sep 2025171 PMAQI
27th Sep 2025172 PMAQI
27th Sep 2025183 PMAQI
27th Sep 2025184 PMAQI
27th Sep 2025155 PMAQI
27th Sep 2025186 PMAQI
27th Sep 2025197 PMAQI
27th Sep 2025188 PMAQI
27th Sep 2025189 PMAQI
27th Sep 20251210 PMAQI
27th Sep 20252611 PMAQI
28th Sep 20253212 AMAQI
28th Sep 2025331 AMAQI
28th Sep 2025342 AMAQI
28th Sep 2025383 AMAQI
28th Sep 2025334 AMAQI
21°C14/27°C
28th Sep 2025315 AMAQI
28th Sep 2025286 AMAQI
28th Sep 2025287 AMAQI
28th Sep 2025278 AMAQI
28th Sep 2025309 AMAQI
28th Sep 20253210 AMAQI
28th Sep 20254811 AMAQI
28th Sep 20254712 PMAQI
28th Sep 2025511 PMAQI
28th Sep 2025362 PMAQI
28th Sep 2025303 PMAQI
28th Sep 2025174 PMAQI
28th Sep 2025225 PMAQI
28th Sep 2025266 PMAQI
28th Sep 2025277 PMAQI
28th Sep 2025188 PMAQI
28th Sep 2025569 PMAQI
28th Sep 20256110 PMAQI
28th Sep 20255811 PMAQI
29th Sep 20255312 AMAQI
29th Sep 2025591 AMAQI
29th Sep 2025552 AMAQI
29th Sep 2025573 AMAQI
29th Sep 2025684 AMAQI
21°C15/28°C
29th Sep 2025525 AMAQI
29th Sep 2025526 AMAQI
29th Sep 2025537 AMAQI
29th Sep 2025628 AMAQI
29th Sep 2025529 AMAQI
29th Sep 20256210 AMAQI
29th Sep 20255811 AMAQI
29th Sep 20256212 PMAQI
29th Sep 2025611 PMAQI
29th Sep 2025622 PMAQI
29th Sep 2025593 PMAQI
29th Sep 2025834 PMAQI
29th Sep 2025805 PMAQI
29th Sep 2025836 PMAQI
29th Sep 2025827 PMAQI
29th Sep 2025798 PMAQI
29th Sep 2025769 PMAQI
29th Sep 20257710 PMAQI
29th Sep 20258311 PMAQI
30th Sep 20257612 AMAQI
30th Sep 2025621 AMAQI
30th Sep 2025702 AMAQI
30th Sep 2025573 AMAQI
30th Sep 2025554 AMAQI
21°C14/28°C
30th Sep 2025595 AMAQI
30th Sep 2025536 AMAQI
30th Sep 2025507 AMAQI
30th Sep 2025548 AMAQI
30th Sep 2025569 AMAQI
30th Sep 20255810 AMAQI
30th Sep 20255611 AMAQI
30th Sep 20255712 PMAQI
30th Sep 2025581 PMAQI
30th Sep 2025572 PMAQI
30th Sep 2025513 PMAQI
30th Sep 2025504 PMAQI
30th Sep 2025415 PMAQI
30th Sep 2025356 PMAQI
30th Sep 2025387 PMAQI
30th Sep 2025458 PMAQI
30th Sep 2025469 PMAQI
30th Sep 20253810 PMAQI
30th Sep 20255411 PMAQI
1st Oct 20257212 AMAQI
1st Oct 2025991 AMAQI
1st Oct 20251372 AMAQI
1st Oct 20251523 AMAQI
1st Oct 2025634 AMAQI
21°C14/29°C
1st Oct 2025495 AMAQI
1st Oct 2025526 AMAQI
1st Oct 20251247 AMAQI
1st Oct 2025668 AMAQI
1st Oct 20251749 AMAQI
1st Oct 202514310 AMAQI
1st Oct 202511111 AMAQI
1st Oct 20256112 PMAQI
1st Oct 2025591 PMAQI
1st Oct 2025602 PMAQI
1st Oct 2025593 PMAQI
1st Oct 2025574 PMAQI
1st Oct 2025525 PMAQI
1st Oct 2025496 PMAQI
1st Oct 2025507 PMAQI
1st Oct 2025608 PMAQI
1st Oct 2025609 PMAQI
1st Oct 20256210 PMAQI
1st Oct 20256811 PMAQI
2nd Oct 20257212 AMAQI
2nd Oct 2025741 AMAQI
2nd Oct 2025632 AMAQI
2nd Oct 2025723 AMAQI
2nd Oct 2025734 AMAQI
21°C14/28°C
2nd Oct 2025745 AMAQI
2nd Oct 2025766 AMAQI
2nd Oct 2025747 AMAQI
2nd Oct 2025708 AMAQI
2nd Oct 2025699 AMAQI
2nd Oct 20257210 AMAQI
2nd Oct 20256011 AMAQI
2nd Oct 20256412 PMAQI
2nd Oct 2025701 PMAQI
2nd Oct 2025582 PMAQI
2nd Oct 2025533 PMAQI
2nd Oct 2025544 PMAQI
2nd Oct 2025525 PMAQI
2nd Oct 2025496 PMAQI
2nd Oct 2025547 PMAQI
2nd Oct 2025568 PMAQI
2nd Oct 2025579 PMAQI
2nd Oct 20255710 PMAQI
2nd Oct 20255711 PMAQI
3rd Oct 20255912 AMAQI
3rd Oct 2025591 AMAQI
3rd Oct 2025592 AMAQI
3rd Oct 2025633 AMAQI
3rd Oct 2025624 AMAQI
20°C15/26°C
3rd Oct 2025645 AMAQI
3rd Oct 2025636 AMAQI
3rd Oct 2025627 AMAQI
3rd Oct 2025628 AMAQI
3rd Oct 2025629 AMAQI
3rd Oct 20256110 AMAQI
3rd Oct 20256411 AMAQI
3rd Oct 20256112 PMAQI
3rd Oct 2025551 PMAQI
3rd Oct 2025542 PMAQI
3rd Oct 2025653 PMAQI
3rd Oct 2025794 PMAQI
3rd Oct 2025625 PMAQI
3rd Oct 2025666 PMAQI
3rd Oct 2025627 PMAQI
3rd Oct 2025718 PMAQI
3rd Oct 2025769 PMAQI
3rd Oct 20257910 PMAQI
3rd Oct 20258711 PMAQI
4th Oct 20258612 AMAQI
4th Oct 2025831 AMAQI
4th Oct 2025832 AMAQI
4th Oct 2025823 AMAQI
4th Oct 2025824 AMAQI
20°C14/26°C
4th Oct 2025835 AMAQI
4th Oct 2025796 AMAQI
4th Oct 2025837 AMAQI
4th Oct 2025908 AMAQI
4th Oct 2025739 AMAQI
4th Oct 20256910 AMAQI
4th Oct 20258411 AMAQI
4th Oct 20258912 PMAQI
4th Oct 2025901 PMAQI
4th Oct 2025912 PMAQI
4th Oct 2025933 PMAQI
4th Oct 2025964 PMAQI
4th Oct 2025745 PMAQI
4th Oct 2025646 PMAQI
4th Oct 2025747 PMAQI
4th Oct 2025898 PMAQI
4th Oct 2025989 PMAQI
4th Oct 20259510 PMAQI
4th Oct 20258411 PMAQI
5th Oct 20258412 AMAQI
5th Oct 2025841 AMAQI
5th Oct 2025862 AMAQI
5th Oct 2025823 AMAQI
5th Oct 2025804 AMAQI
20°C13/27°C
5th Oct 2025735 AMAQI
5th Oct 2025726 AMAQI
5th Oct 2025707 AMAQI
5th Oct 2025748 AMAQI
5th Oct 2025719 AMAQI
5th Oct 20257410 AMAQI
5th Oct 20256911 AMAQI
5th Oct 20256612 PMAQI
5th Oct 2025731 PMAQI
5th Oct 2025862 PMAQI
5th Oct 2025833 PMAQI
5th Oct 2025814 PMAQI
5th Oct 2025775 PMAQI
5th Oct 2025806 PMAQI
5th Oct 2025847 PMAQI
5th Oct 2025908 PMAQI
5th Oct 2025789 PMAQI
5th Oct 20257610 PMAQI
5th Oct 20257711 PMAQI
6th Oct 20257812 AMAQI
6th Oct 2025781 AMAQI
6th Oct 2025732 AMAQI
6th Oct 2025763 AMAQI
6th Oct 2025724 AMAQI
19°C12/24°C
6th Oct 2025715 AMAQI
6th Oct 2025746 AMAQI
6th Oct 2025647 AMAQI
6th Oct 2025618 AMAQI
6th Oct 2025609 AMAQI
6th Oct 20255710 AMAQI
6th Oct 20256011 AMAQI
6th Oct 20255912 PMAQI
6th Oct 2025551 PMAQI
6th Oct 2025532 PMAQI
6th Oct 2025553 PMAQI
6th Oct 2025524 PMAQI
6th Oct 2025555 PMAQI
6th Oct 2025656 PMAQI
6th Oct 2025667 PMAQI
6th Oct 2025668 PMAQI
18°C11/24°C
7th Oct 2025853 PMAQI
7th Oct 2025804 PMAQI
7th Oct 2025805 PMAQI
7th Oct 2025846 PMAQI
7th Oct 2025747 PMAQI
7th Oct 2025828 PMAQI
7th Oct 2025919 PMAQI
7th Oct 202510010 PMAQI
7th Oct 20259811 PMAQI
8th Oct 20259912 AMAQI
8th Oct 20251031 AMAQI
8th Oct 20251012 AMAQI
8th Oct 20251043 AMAQI
8th Oct 20251024 AMAQI
19°C11/26°C
8th Oct 2025955 AMAQI
8th Oct 2025886 AMAQI
8th Oct 2025977 AMAQI
8th Oct 20251008 AMAQI
8th Oct 20251049 AMAQI
8th Oct 20259910 AMAQI
8th Oct 20259811 AMAQI
8th Oct 202510312 PMAQI
8th Oct 20251031 PMAQI
8th Oct 2025892 PMAQI
8th Oct 20251033 PMAQI
8th Oct 20251074 PMAQI
8th Oct 20251065 PMAQI
8th Oct 20251096 PMAQI
8th Oct 20251007 PMAQI
8th Oct 20251118 PMAQI
8th Oct 20251049 PMAQI
8th Oct 202511410 PMAQI
8th Oct 202510511 PMAQI
9th Oct 20259612 AMAQI
9th Oct 2025901 AMAQI
9th Oct 20251152 AMAQI
9th Oct 20251103 AMAQI
9th Oct 20251064 AMAQI
19°C12/27°C
9th Oct 20251115 AMAQI
5 AM9th Oct 20251106 AMAQI
9th Oct 2025997 AMAQI
9th Oct 20251008 AMAQI
9th Oct 2025909 AMAQI
9th Oct 20258810 AMAQI
9th Oct 20258311 AMAQI
11 AM9th Oct 20258312 PMAQI
9th Oct 2025841 PMAQI
6 PM
11 PM
4 AM
--°C/°C
Day time
Avg. Highest Time
5 AM - 6 PM
69AQI
14 hours / Day
420 hours / Month
Avg. Lowest Time
2 PM - 6 PM
67AQI
5 hours / Day
150 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 5 AM to 6 PM (Avg. 69), while the lowest AQI was between 2 PM to 6 PM (Avg. 67).
Night time
Avg. Highest Time
12 AM - 3 AM
75AQI
4 hours / Day
120 hours / Month
Avg. Lowest Time
4 AM - 11 PM
71AQI
6 hours / Day
180 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 3 AM (Avg. 75), while the lowest AQI was between 4 AM to 11 PM (Avg. 71).
2025 Days Vs Air Quality
Semnan, Semnan, Iran
2025
3%
9
88%
247
9%
25
Total number of days with different AQI categories in last 282 days in 2025 (83 days remaining)
Good
9 DaysModerate
247 DaysPoor
25 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 3%
Health Risk Level:
Extreme
In 2025, 3% of 282 days were within WHO’s safe air quality limits. The risk of health issues is Extreme, potentially causing respiratory problems, heart disease, skin issues, and stress, especially for children, the elderly, and those with pre-existing conditions.
Annual Air Quality Insights
Semnan, Semnan, Iran
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
79AQI
79AQI
2nd January 2025
70AQI
70AQI
3rd January 2025
71AQI
71AQI
4th January 2025
78AQI
78AQI
5th January 2025
84AQI
84AQI
6th January 2025
85AQI
85AQI
7th January 2025
83AQI
83AQI
8th January 2025
75AQI
75AQI
9th January 2025
80AQI
80AQI
10th January 2025
83AQI
83AQI
11th January 2025
84AQI
84AQI
12th January 2025
96AQI
96AQI
13th January 2025
85AQI
85AQI
14th January 2025
84AQI
84AQI
15th January 2025
87AQI
87AQI
16th January 2025
84AQI
84AQI
17th January 2025
72AQI
72AQI
18th January 2025
64AQI
64AQI
19th January 2025
74AQI
74AQI
20th January 2025
65AQI
65AQI
21st January 2025
61AQI
61AQI
22nd January 2025
64AQI
64AQI
23rd January 2025
70AQI
70AQI
24th January 2025
68AQI
68AQI
25th January 2025
73AQI
73AQI
26th January 2025
79AQI
79AQI
27th January 2025
101AQI
101AQI
28th January 2025
78AQI
78AQI
29th January 2025
82AQI
82AQI
30th January 2025
122AQI
122AQI
31st January 2025
143AQI
143AQI
1st February 2025
122AQI
122AQI
2nd February 2025
135AQI
135AQI
3rd February 2025
101AQI
101AQI
4th February 2025
82AQI
82AQI
5th February 2025
74AQI
74AQI
6th February 2025
68AQI
68AQI
7th February 2025
65AQI
65AQI
8th February 2025
60AQI
60AQI
9th February 2025
56AQI
56AQI
10th February 2025
58AQI
58AQI
11th February 2025
72AQI
72AQI
12th February 2025
82AQI
82AQI
13th February 2025
74AQI
74AQI
14th February 2025
64AQI
64AQI
15th February 2025
69AQI
69AQI
16th February 2025
55AQI
55AQI
17th February 2025
53AQI
53AQI
18th February 2025
57AQI
57AQI
19th February 2025
55AQI
55AQI
20th February 2025
59AQI
59AQI
21st February 2025
51AQI
51AQI
22nd February 2025
47AQI
47AQI
23rd February 2025
50AQI
50AQI
24th February 2025
50AQI
50AQI
25th February 2025
61AQI
61AQI
26th February 2025
56AQI
56AQI
27th February 2025
56AQI
56AQI
28th February 2025
46AQI
46AQI
1st March 2025
51AQI
51AQI
2nd March 2025
40AQI
40AQI
3rd March 2025
45AQI
45AQI
4th March 2025
51AQI
51AQI
5th March 2025
57AQI
57AQI
6th March 2025
55AQI
55AQI
7th March 2025
56AQI
56AQI
8th March 2025
51AQI
51AQI
9th March 2025
52AQI
52AQI
10th March 2025
51AQI
51AQI
11th March 2025
52AQI
52AQI
12th March 2025
57AQI
57AQI
13th March 2025
63AQI
63AQI
14th March 2025
77AQI
77AQI
15th March 2025
123AQI
123AQI
16th March 2025
133AQI
133AQI
17th March 2025
120AQI
120AQI
18th March 2025
134AQI
134AQI
19th March 2025
136AQI
136AQI
20th March 2025
124AQI
124AQI
21st March 2025
99AQI
99AQI
22nd March 2025
71AQI
71AQI
23rd March 2025
67AQI
67AQI
24th March 2025
80AQI
80AQI
25th March 2025
59AQI
59AQI
26th March 2025
82AQI
82AQI
27th March 2025
80AQI
80AQI
28th March 2025
82AQI
82AQI
29th March 2025
77AQI
77AQI
30th March 2025
78AQI
78AQI
31st March 2025
80AQI
80AQI
1st April 2025
64AQI
64AQI
2nd April 2025
77AQI
77AQI
3rd April 2025
70AQI
70AQI
4th April 2025
71AQI
71AQI
5th April 2025
70AQI
70AQI
6th April 2025
66AQI
66AQI
7th April 2025
71AQI
71AQI
8th April 2025
79AQI
79AQI
9th April 2025
73AQI
73AQI
10th April 2025
74AQI
74AQI
11th April 2025
79AQI
79AQI
12th April 2025
77AQI
77AQI
13th April 2025
76AQI
76AQI
14th April 2025
83AQI
83AQI
15th April 2025
81AQI
81AQI
16th April 2025
79AQI
79AQI
17th April 2025
65AQI
65AQI
18th April 2025
64AQI
64AQI
19th April 2025
68AQI
68AQI
20th April 2025
71AQI
71AQI
21st April 2025
61AQI
61AQI
22nd April 2025
66AQI
66AQI
23rd April 2025
67AQI
67AQI
24th April 2025
73AQI
73AQI
25th April 2025
83AQI
83AQI
26th April 2025
90AQI
90AQI
27th April 2025
86AQI
86AQI
28th April 2025
78AQI
78AQI
29th April 2025
77AQI
77AQI
30th April 2025
86AQI
86AQI
1st May 2025
76AQI
76AQI
2nd May 2025
73AQI
73AQI
3rd May 2025
70AQI
70AQI
4th May 2025
72AQI
72AQI
5th May 2025
75AQI
75AQI
6th May 2025
78AQI
78AQI
7th May 2025
78AQI
78AQI
8th May 2025
79AQI
79AQI
9th May 2025
71AQI
71AQI
10th May 2025
72AQI
72AQI
11th May 2025
70AQI
70AQI
12th May 2025
69AQI
69AQI
13th May 2025
69AQI
69AQI
14th May 2025
80AQI
80AQI
15th May 2025
73AQI
73AQI
16th May 2025
75AQI
75AQI
17th May 2025
84AQI
84AQI
18th May 2025
81AQI
81AQI
19th May 2025
80AQI
80AQI
20th May 2025
79AQI
79AQI
21st May 2025
83AQI
83AQI
22nd May 2025
100AQI
100AQI
23rd May 2025
96AQI
96AQI
24th May 2025
76AQI
76AQI
25th May 2025
73AQI
73AQI
26th May 2025
77AQI
77AQI
27th May 2025
76AQI
76AQI
28th May 2025
78AQI
78AQI
29th May 2025
77AQI
77AQI
30th May 2025
80AQI
80AQI
31st May 2025
74AQI
74AQI
1st June 2025
70AQI
70AQI
2nd June 2025
78AQI
78AQI
3rd June 2025
67AQI
67AQI
4th June 2025
68AQI
68AQI
5th June 2025
69AQI
69AQI
6th June 2025
71AQI
71AQI
7th June 2025
74AQI
74AQI
8th June 2025
81AQI
81AQI
9th June 2025
77AQI
77AQI
10th June 2025
80AQI
80AQI
11th June 2025
81AQI
81AQI
12th June 2025
78AQI
78AQI
13th June 2025
84AQI
84AQI
14th June 2025
83AQI
83AQI
15th June 2025
78AQI
78AQI
16th June 2025
85AQI
85AQI
17th June 2025
93AQI
93AQI
18th June 2025
96AQI
96AQI
19th June 2025
99AQI
99AQI
20th June 2025
90AQI
90AQI
21st June 2025
92AQI
92AQI
22nd June 2025
93AQI
93AQI
23rd June 2025
96AQI
96AQI
24th June 2025
93AQI
93AQI
25th June 2025
97AQI
97AQI
26th June 2025
104AQI
104AQI
27th June 2025
99AQI
99AQI
28th June 2025
101AQI
101AQI
29th June 2025
107AQI
107AQI
30th June 2025
107AQI
107AQI
1st July 2025
115AQI
115AQI
2nd July 2025
110AQI
110AQI
3rd July 2025
102AQI
102AQI
4th July 2025
106AQI
106AQI
5th July 2025
99AQI
99AQI
6th July 2025
106AQI
106AQI
7th July 2025
108AQI
108AQI
8th July 2025
101AQI
101AQI
9th July 2025
96AQI
96AQI
10th July 2025
97AQI
97AQI
11th July 2025
102AQI
102AQI
12th July 2025
98AQI
98AQI
13th July 2025
100AQI
100AQI
14th July 2025
97AQI
97AQI
15th July 2025
89AQI
89AQI
16th July 2025
86AQI
86AQI
17th July 2025
85AQI
85AQI
18th July 2025
85AQI
85AQI
19th July 2025
83AQI
83AQI
20th July 2025
82AQI
82AQI
21st July 2025
85AQI
85AQI
22nd July 2025
86AQI
86AQI
23rd July 2025
83AQI
83AQI
24th July 2025
82AQI
82AQI
25th July 2025
78AQI
78AQI
26th July 2025
70AQI
70AQI
27th July 2025
72AQI
72AQI
28th July 2025
72AQI
72AQI
29th July 2025
77AQI
77AQI
30th July 2025
80AQI
80AQI
31st July 2025
84AQI
84AQI
1st August 2025
96AQI
96AQI
2nd August 2025
94AQI
94AQI
3rd August 2025
91AQI
91AQI
4th August 2025
93AQI
93AQI
5th August 2025
94AQI
94AQI
6th August 2025
93AQI
93AQI
7th August 2025
90AQI
90AQI
8th August 2025
81AQI
81AQI
9th August 2025
82AQI
82AQI
10th August 2025
82AQI
82AQI
11th August 2025
94AQI
94AQI
12th August 2025
91AQI
91AQI
13th August 2025
91AQI
91AQI
14th August 2025
85AQI
85AQI
15th August 2025
86AQI
86AQI
16th August 2025
91AQI
91AQI
17th August 2025
84AQI
84AQI
18th August 2025
91AQI
91AQI
19th August 2025
98AQI
98AQI
20th August 2025
94AQI
94AQI
21st August 2025
97AQI
97AQI
22nd August 2025
97AQI
97AQI
23rd August 2025
94AQI
94AQI
24th August 2025
105AQI
105AQI
25th August 2025
93AQI
93AQI
26th August 2025
90AQI
90AQI
27th August 2025
76AQI
76AQI
28th August 2025
75AQI
75AQI
29th August 2025
77AQI
77AQI
30th August 2025
72AQI
72AQI
31st August 2025
78AQI
78AQI
1st September 2025
67AQI
67AQI
2nd September 2025
79AQI
79AQI
3rd September 2025
79AQI
79AQI
4th September 2025
62AQI
62AQI
5th September 2025
82AQI
82AQI
6th September 2025
78AQI
78AQI
7th September 2025
83AQI
83AQI
8th September 2025
83AQI
83AQI
9th September 2025
80AQI
80AQI
10th September 2025
83AQI
83AQI
11th September 2025
83AQI
83AQI
12th September 2025
78AQI
78AQI
13th September 2025
79AQI
79AQI
14th September 2025
76AQI
76AQI
15th September 2025
73AQI
73AQI
16th September 2025
72AQI
72AQI
17th September 2025
73AQI
73AQI
18th September 2025
71AQI
71AQI
19th September 2025
72AQI
72AQI
20th September 2025
80AQI
80AQI
21st September 2025
79AQI
79AQI
22nd September 2025
71AQI
71AQI
23rd September 2025
74AQI
74AQI
24th September 2025
70AQI
70AQI
25th September 2025
52AQI
52AQI
26th September 2025
42AQI
42AQI
27th September 2025
17AQI
17AQI
28th September 2025
36AQI
36AQI
29th September 2025
66AQI
66AQI
30th September 2025
53AQI
53AQI
1st October 2025
80AQI
80AQI
2nd October 2025
63AQI
63AQI
3rd October 2025
65AQI
65AQI
4th October 2025
84AQI
84AQI
5th October 2025
78AQI
78AQI
6th October 2025
68AQI
68AQI
7th October 2025
86AQI
86AQI
8th October 2025
100AQI
100AQI
9th October 2025
10th October 2025
11th October 2025
12th October 2025
13th October 2025
14th October 2025
15th October 2025
16th October 2025
17th October 2025
18th October 2025
19th October 2025
20th October 2025
21st October 2025
22nd October 2025
23rd October 2025
24th October 2025
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
81AQI
67AQI
77AQI
74AQI
77AQI
86AQI
91AQI
89AQI
70AQI
78AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202579AQI
28
3
4
21
3
2
23
6
30
31
26
4
23
8
30
1
3
27
8
9
247
25
Highest AQI recorded in
July91AQI
Lowest AQI recorded in
February67AQI
202463AQI
8
16
4
6
15
9
20
11
16
1
7
24
30
31
30
7
17
7
20
5
25
28
3
60
272
8
Highest AQI recorded in
December87AQI
Lowest AQI recorded in
March52AQI
202396AQI
6
23
15
13
1
18
12
21
9
1
20
8
9
10
1
16
12
2
26
3
9
27
2
18
7
4
15
9
5
2
200
108
12
Highest AQI recorded in
January114AQI
Lowest AQI recorded in
September76AQI
202279AQI
19
12
3
20
2
28
1
15
6
2
2
19
5
2
29
25
1
18
3
2
3
8
14
21
7
1
26
198
39
4
1
Highest AQI recorded in
November98AQI
Lowest AQI recorded in
January50AQI
202147AQI
7
21
7
18
19
7
1
14
9
6
25
3
17
14
14
14
7
23
21
10
15
15
17
14
169
148
1
Highest AQI recorded in
September62AQI
Lowest AQI recorded in
June23AQI
202036AQI
1
17
4
17
1
29
1
31
22
7
25
4
27
4
24
6
15
4
208
31
Highest AQI recorded in
September42AQI
Lowest AQI recorded in
July28AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2023(Avg.)
96AQILeast Polluted Year Recorded
2020(Avg.)
36AQISemnan's annual 2025 AQI (79) shows an average percentage change of 38.9% (worsened AQI) compared to previous years: 2020 (36), 2021 (47), 2022 (79), 2023 (96), 2024 (63).
