Changan District, Xian, Shaanxi, China 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
Changan District, Xian, Shaanxi, China
2021
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
17th Aug 2023
141AQILowest AQI recorded on
31st Aug 2021
28AQISame Day Analysis (2nd August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 3rd highest AQI at 62 of Moderate air quality, showing improvement over 2024 and 2021 on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 3rd Aug - 4th Aug 2025
Changan District, Xian, Shaanxi, China
AQI
Day
Night
.
5 AM3rd Aug 2025
7 PM
4 AM4th Aug 2025
Day time
Avg. Highest Time
12AMNaNth undefined
AQI
Avg. Lowest Time
12AMNaNth undefined
AQI
Night time
Avg. Highest Time
10AM3rd Aug
77AQI
Avg. Lowest Time
7AM3rd Aug
61AQI
In the last 24 hours,
Changan District's AQI reached its highest point of 77 at 10 AM during the Night, while the lowest point, 61, was recorded at 7 AM during the Night between 3rd Aug and 4th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Changan District, Xian, Shaanxi, China
JulAug
05th - 06th06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 31st31st - 01st01st - 02nd02nd - 03rd03rd - 04th04th
Day
Night
5th Jul 2025565 AMAQI
5th Jul 2025566 AMAQI
5th Jul 2025567 AMAQI
5th Jul 2025308 AMAQI
5th Jul 2025239 AMAQI
5th Jul 20252010 AMAQI
5th Jul 20251911 AMAQI
5th Jul 20252112 PMAQI
5th Jul 2025241 PMAQI
5th Jul 2025222 PMAQI
5th Jul 2025223 PMAQI
5th Jul 2025244 PMAQI
5th Jul 2025235 PMAQI
5th Jul 2025316 PMAQI
5th Jul 2025417 PMAQI
5th Jul 2025508 PMAQI
5th Jul 2025469 PMAQI
5th Jul 20254610 PMAQI
5th Jul 20254611 PMAQI
6th Jul 20254712 AMAQI
6th Jul 2025551 AMAQI
6th Jul 2025562 AMAQI
6th Jul 2025543 AMAQI
6th Jul 2025524 AMAQI
29°C22/35°C
6th Jul 2025525 AMAQI
6th Jul 2025526 AMAQI
6th Jul 2025527 AMAQI
6th Jul 2025488 AMAQI
6th Jul 2025449 AMAQI
6th Jul 20254410 AMAQI
6th Jul 20254311 AMAQI
6th Jul 20254812 PMAQI
6th Jul 2025481 PMAQI
6th Jul 2025502 PMAQI
6th Jul 2025403 PMAQI
6th Jul 2025414 PMAQI
6th Jul 2025425 PMAQI
6th Jul 2025446 PMAQI
6th Jul 2025487 PMAQI
6th Jul 2025528 PMAQI
6th Jul 2025519 PMAQI
6th Jul 20255210 PMAQI
6th Jul 20255211 PMAQI
7th Jul 20255212 AMAQI
7th Jul 2025541 AMAQI
7th Jul 2025532 AMAQI
7th Jul 2025543 AMAQI
7th Jul 2025524 AMAQI
27°C22/34°C
7th Jul 2025525 AMAQI
7th Jul 2025526 AMAQI
7th Jul 2025527 AMAQI
7th Jul 2025478 AMAQI
7th Jul 2025439 AMAQI
7th Jul 20254610 AMAQI
7th Jul 20255211 AMAQI
7th Jul 20255012 PMAQI
7th Jul 2025521 PMAQI
7th Jul 2025532 PMAQI
7th Jul 2025543 PMAQI
7th Jul 2025514 PMAQI
7th Jul 2025475 PMAQI
7th Jul 2025456 PMAQI
7th Jul 2025507 PMAQI
7th Jul 2025528 PMAQI
7th Jul 2025529 PMAQI
7th Jul 20255210 PMAQI
7th Jul 20255211 PMAQI
8th Jul 20255212 AMAQI
8th Jul 2025541 AMAQI
8th Jul 2025542 AMAQI
8th Jul 2025533 AMAQI
8th Jul 2025534 AMAQI
27°C23/31°C
8th Jul 2025535 AMAQI
8th Jul 2025536 AMAQI
8th Jul 2025537 AMAQI
8th Jul 2025378 AMAQI
8th Jul 2025419 AMAQI
8th Jul 20254610 AMAQI
8th Jul 20255311 AMAQI
8th Jul 20255612 PMAQI
8th Jul 2025571 PMAQI
8th Jul 2025562 PMAQI
8th Jul 2025553 PMAQI
8th Jul 2025544 PMAQI
8th Jul 2025555 PMAQI
8th Jul 2025616 PMAQI
8th Jul 2025627 PMAQI
8th Jul 2025568 PMAQI
8th Jul 2025549 PMAQI
8th Jul 20255510 PMAQI
8th Jul 20255411 PMAQI
9th Jul 20255512 AMAQI
9th Jul 2025541 AMAQI
9th Jul 2025542 AMAQI
9th Jul 2025543 AMAQI
9th Jul 2025544 AMAQI
27°C25/30°C
9th Jul 2025545 AMAQI
9th Jul 2025546 AMAQI
9th Jul 2025537 AMAQI
9th Jul 2025928 AMAQI
9th Jul 20251029 AMAQI
9th Jul 20259710 AMAQI
9th Jul 20259811 AMAQI
9th Jul 20259012 PMAQI
9th Jul 2025861 PMAQI
9th Jul 2025802 PMAQI
9th Jul 2025683 PMAQI
9th Jul 2025564 PMAQI
9th Jul 2025505 PMAQI
9th Jul 2025506 PMAQI
9th Jul 2025527 PMAQI
9th Jul 2025548 PMAQI
9th Jul 2025549 PMAQI
9th Jul 20255410 PMAQI
9th Jul 20255611 PMAQI
10th Jul 20255612 AMAQI
10th Jul 2025551 AMAQI
10th Jul 2025552 AMAQI
10th Jul 2025583 AMAQI
10th Jul 2025624 AMAQI
28°C23/35°C
10th Jul 2025625 AMAQI
10th Jul 2025626 AMAQI
10th Jul 2025627 AMAQI
10th Jul 2025788 AMAQI
10th Jul 2025879 AMAQI
10th Jul 20259010 AMAQI
10th Jul 20259311 AMAQI
10th Jul 20258512 PMAQI
10th Jul 2025801 PMAQI
10th Jul 2025642 PMAQI
10th Jul 2025493 PMAQI
10th Jul 2025434 PMAQI
10th Jul 2025465 PMAQI
10th Jul 2025526 PMAQI
10th Jul 2025547 PMAQI
10th Jul 2025578 PMAQI
10th Jul 2025579 PMAQI
10th Jul 20255710 PMAQI
10th Jul 20255611 PMAQI
11th Jul 20255712 AMAQI
11th Jul 2025601 AMAQI
11th Jul 2025602 AMAQI
11th Jul 2025613 AMAQI
11th Jul 2025634 AMAQI
29°C24/34°C
11th Jul 2025625 AMAQI
11th Jul 2025636 AMAQI
11th Jul 2025637 AMAQI
11th Jul 2025638 AMAQI
11th Jul 2025689 AMAQI
11th Jul 20256710 AMAQI
11th Jul 20256911 AMAQI
11th Jul 20256512 PMAQI
11th Jul 2025631 PMAQI
11th Jul 2025682 PMAQI
11th Jul 2025683 PMAQI
11th Jul 2025684 PMAQI
11th Jul 2025705 PMAQI
11th Jul 2025706 PMAQI
11th Jul 2025667 PMAQI
11th Jul 2025628 PMAQI
11th Jul 2025619 PMAQI
11th Jul 20256210 PMAQI
11th Jul 20255911 PMAQI
12th Jul 20256012 AMAQI
12th Jul 2025601 AMAQI
12th Jul 2025612 AMAQI
12th Jul 2025623 AMAQI
12th Jul 2025624 AMAQI
31°C25/38°C
12th Jul 2025635 AMAQI
12th Jul 2025636 AMAQI
12th Jul 2025637 AMAQI
12th Jul 2025688 AMAQI
12th Jul 2025729 AMAQI
12th Jul 20258010 AMAQI
12th Jul 20258411 AMAQI
12th Jul 20258412 PMAQI
12th Jul 2025841 PMAQI
12th Jul 2025852 PMAQI
12th Jul 2025863 PMAQI
12th Jul 2025854 PMAQI
12th Jul 2025865 PMAQI
12th Jul 2025886 PMAQI
12th Jul 2025787 PMAQI
12th Jul 2025748 PMAQI
12th Jul 2025749 PMAQI
12th Jul 20257110 PMAQI
12th Jul 20256911 PMAQI
13th Jul 20256812 AMAQI
13th Jul 2025621 AMAQI
13th Jul 2025622 AMAQI
13th Jul 2025643 AMAQI
13th Jul 2025664 AMAQI
31°C25/38°C
13th Jul 2025665 AMAQI
13th Jul 2025656 AMAQI
13th Jul 2025667 AMAQI
13th Jul 2025708 AMAQI
13th Jul 2025779 AMAQI
13th Jul 20257810 AMAQI
13th Jul 20258111 AMAQI
13th Jul 20258212 PMAQI
13th Jul 2025801 PMAQI
13th Jul 2025802 PMAQI
13th Jul 2025783 PMAQI
13th Jul 2025784 PMAQI
13th Jul 2025825 PMAQI
13th Jul 2025786 PMAQI
13th Jul 2025757 PMAQI
13th Jul 2025728 PMAQI
13th Jul 2025739 PMAQI
13th Jul 20257210 PMAQI
13th Jul 20257011 PMAQI
14th Jul 20256912 AMAQI
14th Jul 2025641 AMAQI
14th Jul 2025642 AMAQI
14th Jul 2025663 AMAQI
14th Jul 2025674 AMAQI
33°C26/40°C
14th Jul 2025685 AMAQI
14th Jul 2025686 AMAQI
14th Jul 2025677 AMAQI
14th Jul 2025628 AMAQI
14th Jul 2025629 AMAQI
14th Jul 20256410 AMAQI
14th Jul 20256811 AMAQI
14th Jul 20257012 PMAQI
14th Jul 2025701 PMAQI
14th Jul 2025692 PMAQI
14th Jul 2025713 PMAQI
14th Jul 2025774 PMAQI
14th Jul 2025805 PMAQI
14th Jul 2025816 PMAQI
14th Jul 2025777 PMAQI
14th Jul 2025748 PMAQI
14th Jul 2025759 PMAQI
14th Jul 20257110 PMAQI
14th Jul 20256611 PMAQI
15th Jul 20256512 AMAQI
15th Jul 2025661 AMAQI
15th Jul 2025662 AMAQI
15th Jul 2025663 AMAQI
15th Jul 2025674 AMAQI
34°C28/41°C
15th Jul 2025675 AMAQI
15th Jul 2025666 AMAQI
15th Jul 2025667 AMAQI
15th Jul 2025588 AMAQI
15th Jul 2025549 AMAQI
15th Jul 20255510 AMAQI
15th Jul 20255611 AMAQI
15th Jul 20256012 PMAQI
15th Jul 2025631 PMAQI
15th Jul 2025662 PMAQI
15th Jul 2025723 PMAQI
15th Jul 2025684 PMAQI
15th Jul 2025715 PMAQI
15th Jul 2025726 PMAQI
15th Jul 2025707 PMAQI
15th Jul 2025688 PMAQI
15th Jul 2025659 PMAQI
15th Jul 20256410 PMAQI
15th Jul 20256111 PMAQI
16th Jul 20256112 AMAQI
16th Jul 2025661 AMAQI
16th Jul 2025662 AMAQI
16th Jul 2025663 AMAQI
16th Jul 2025654 AMAQI
35°C29/42°C
16th Jul 2025655 AMAQI
16th Jul 2025646 AMAQI
16th Jul 2025647 AMAQI
16th Jul 2025598 AMAQI
16th Jul 2025589 AMAQI
16th Jul 20255810 AMAQI
16th Jul 20256211 AMAQI
16th Jul 20256512 PMAQI
16th Jul 2025681 PMAQI
16th Jul 2025862 PMAQI
16th Jul 2025933 PMAQI
16th Jul 2025914 PMAQI
16th Jul 2025925 PMAQI
16th Jul 2025906 PMAQI
16th Jul 2025807 PMAQI
16th Jul 2025728 PMAQI
16th Jul 2025709 PMAQI
16th Jul 20257110 PMAQI
16th Jul 20256911 PMAQI
17th Jul 20256612 AMAQI
17th Jul 2025641 AMAQI
17th Jul 2025652 AMAQI
17th Jul 2025653 AMAQI
17th Jul 2025664 AMAQI
35°C31/39°C
17th Jul 2025665 AMAQI
17th Jul 2025666 AMAQI
17th Jul 2025667 AMAQI
17th Jul 2025588 AMAQI
17th Jul 2025569 AMAQI
17th Jul 20255810 AMAQI
17th Jul 20256711 AMAQI
17th Jul 20256812 PMAQI
17th Jul 2025741 PMAQI
17th Jul 2025752 PMAQI
17th Jul 2025823 PMAQI
17th Jul 2025764 PMAQI
17th Jul 2025665 PMAQI
17th Jul 2025626 PMAQI
17th Jul 2025617 PMAQI
17th Jul 2025628 PMAQI
17th Jul 2025619 PMAQI
17th Jul 20256010 PMAQI
17th Jul 20255811 PMAQI
18th Jul 20255812 AMAQI
18th Jul 2025661 AMAQI
18th Jul 2025652 AMAQI
18th Jul 2025663 AMAQI
18th Jul 2025664 AMAQI
34°C28/42°C
18th Jul 2025665 AMAQI
18th Jul 2025666 AMAQI
18th Jul 2025667 AMAQI
18th Jul 2025358 AMAQI
18th Jul 2025329 AMAQI
18th Jul 20253210 AMAQI
18th Jul 20253211 AMAQI
18th Jul 20254612 PMAQI
18th Jul 2025531 PMAQI
18th Jul 2025582 PMAQI
18th Jul 2025613 PMAQI
18th Jul 2025644 PMAQI
18th Jul 2025655 PMAQI
18th Jul 2025666 PMAQI
18th Jul 2025667 PMAQI
18th Jul 2025678 PMAQI
18th Jul 2025699 PMAQI
18th Jul 20256610 PMAQI
18th Jul 20256411 PMAQI
19th Jul 20256112 AMAQI
19th Jul 2025641 AMAQI
19th Jul 2025652 AMAQI
19th Jul 2025633 AMAQI
19th Jul 2025614 AMAQI
33°C28/39°C
19th Jul 2025615 AMAQI
19th Jul 2025606 AMAQI
19th Jul 2025617 AMAQI
19th Jul 2025648 AMAQI
19th Jul 2025589 AMAQI
19th Jul 20255810 AMAQI
19th Jul 20255611 AMAQI
19th Jul 20256012 PMAQI
19th Jul 2025701 PMAQI
19th Jul 2025682 PMAQI
19th Jul 2025683 PMAQI
19th Jul 2025734 PMAQI
19th Jul 2025745 PMAQI
19th Jul 2025766 PMAQI
19th Jul 2025737 PMAQI
19th Jul 2025688 PMAQI
19th Jul 2025669 PMAQI
19th Jul 20256310 PMAQI
19th Jul 20256411 PMAQI
20th Jul 20256312 AMAQI
20th Jul 2025621 AMAQI
20th Jul 2025632 AMAQI
20th Jul 2025623 AMAQI
20th Jul 2025634 AMAQI
32°C25/40°C
20th Jul 2025625 AMAQI
20th Jul 2025636 AMAQI
20th Jul 2025627 AMAQI
20th Jul 2025498 AMAQI
20th Jul 2025299 AMAQI
20th Jul 20253610 AMAQI
20th Jul 20252811 AMAQI
20th Jul 20252812 PMAQI
20th Jul 2025411 PMAQI
20th Jul 2025442 PMAQI
20th Jul 2025443 PMAQI
20th Jul 2025504 PMAQI
20th Jul 2025525 PMAQI
20th Jul 2025516 PMAQI
20th Jul 2025567 PMAQI
20th Jul 2025608 PMAQI
20th Jul 2025609 PMAQI
20th Jul 20256110 PMAQI
20th Jul 20256211 PMAQI
21st Jul 20256112 AMAQI
21st Jul 2025631 AMAQI
21st Jul 2025632 AMAQI
21st Jul 2025613 AMAQI
21st Jul 2025594 AMAQI
24°C23/25°C
21st Jul 2025595 AMAQI
21st Jul 2025596 AMAQI
21st Jul 2025587 AMAQI
21st Jul 2025398 AMAQI
21st Jul 2025329 AMAQI
21st Jul 20253710 AMAQI
21st Jul 20253611 AMAQI
21st Jul 20253812 PMAQI
21st Jul 2025421 PMAQI
21st Jul 2025482 PMAQI
21st Jul 2025523 PMAQI
21st Jul 2025584 PMAQI
21st Jul 2025685 PMAQI
21st Jul 2025786 PMAQI
21st Jul 2025687 PMAQI
21st Jul 2025638 PMAQI
21st Jul 2025649 PMAQI
21st Jul 20256810 PMAQI
21st Jul 20256711 PMAQI
22nd Jul 20256512 AMAQI
22nd Jul 2025601 AMAQI
22nd Jul 2025612 AMAQI
22nd Jul 2025603 AMAQI
22nd Jul 2025584 AMAQI
29°C22/35°C
22nd Jul 2025585 AMAQI
22nd Jul 2025586 AMAQI
22nd Jul 2025587 AMAQI
22nd Jul 2025788 AMAQI
22nd Jul 2025829 AMAQI
22nd Jul 20259210 AMAQI
22nd Jul 20259211 AMAQI
22nd Jul 202510212 PMAQI
22nd Jul 2025941 PMAQI
22nd Jul 20251042 PMAQI
22nd Jul 2025863 PMAQI
22nd Jul 2025804 PMAQI
22nd Jul 2025775 PMAQI
22nd Jul 2025766 PMAQI
22nd Jul 2025667 PMAQI
22nd Jul 2025648 PMAQI
22nd Jul 2025609 PMAQI
22nd Jul 20255910 PMAQI
22nd Jul 20255711 PMAQI
23rd Jul 20255712 AMAQI
23rd Jul 2025591 AMAQI
23rd Jul 2025612 AMAQI
23rd Jul 2025643 AMAQI
23rd Jul 2025684 AMAQI
30°C25/36°C
23rd Jul 2025685 AMAQI
23rd Jul 2025686 AMAQI
23rd Jul 2025687 AMAQI
23rd Jul 2025608 AMAQI
23rd Jul 2025609 AMAQI
23rd Jul 20256510 AMAQI
23rd Jul 20257411 AMAQI
23rd Jul 20257712 PMAQI
23rd Jul 2025531 PMAQI
23rd Jul 2025492 PMAQI
23rd Jul 2025543 PMAQI
23rd Jul 2025744 PMAQI
23rd Jul 2025755 PMAQI
23rd Jul 2025766 PMAQI
23rd Jul 2025667 PMAQI
23rd Jul 2025748 PMAQI
23rd Jul 2025649 PMAQI
23rd Jul 20256610 PMAQI
23rd Jul 20256711 PMAQI
24th Jul 20256512 AMAQI
24th Jul 2025661 AMAQI
24th Jul 2025652 AMAQI
24th Jul 2025633 AMAQI
24th Jul 2025634 AMAQI
30°C25/36°C
24th Jul 2025635 AMAQI
24th Jul 2025636 AMAQI
24th Jul 2025637 AMAQI
24th Jul 2025678 AMAQI
24th Jul 2025749 AMAQI
24th Jul 20258010 AMAQI
24th Jul 20258411 AMAQI
24th Jul 20256012 PMAQI
24th Jul 2025711 PMAQI
24th Jul 2025652 PMAQI
24th Jul 2025203 PMAQI
24th Jul 2025244 PMAQI
24th Jul 2025185 PMAQI
24th Jul 2025206 PMAQI
24th Jul 2025337 PMAQI
24th Jul 2025518 PMAQI
24th Jul 2025519 PMAQI
24th Jul 20255110 PMAQI
24th Jul 20255011 PMAQI
25th Jul 20255012 AMAQI
25th Jul 2025601 AMAQI
25th Jul 2025622 AMAQI
25th Jul 2025623 AMAQI
25th Jul 2025614 AMAQI
32°C26/39°C
25th Jul 2025625 AMAQI
25th Jul 2025616 AMAQI
25th Jul 2025607 AMAQI
25th Jul 2025288 AMAQI
25th Jul 2025249 AMAQI
25th Jul 20252010 AMAQI
25th Jul 20252111 AMAQI
25th Jul 20252212 PMAQI
25th Jul 2025201 PMAQI
25th Jul 2025252 PMAQI
25th Jul 2025283 PMAQI
25th Jul 2025294 PMAQI
25th Jul 2025335 PMAQI
25th Jul 2025326 PMAQI
25th Jul 2025397 PMAQI
25th Jul 2025488 PMAQI
25th Jul 2025489 PMAQI
25th Jul 20254810 PMAQI
25th Jul 20255011 PMAQI
26th Jul 20255012 AMAQI
26th Jul 2025591 AMAQI
26th Jul 2025582 AMAQI
26th Jul 2025573 AMAQI
26th Jul 2025554 AMAQI
32°C27/38°C
26th Jul 2025545 AMAQI
26th Jul 2025556 AMAQI
26th Jul 2025547 AMAQI
26th Jul 2025348 AMAQI
26th Jul 2025289 AMAQI
26th Jul 20253210 AMAQI
26th Jul 20254011 AMAQI
26th Jul 20254212 PMAQI
26th Jul 2025521 PMAQI
26th Jul 2025512 PMAQI
26th Jul 2025473 PMAQI
26th Jul 2025444 PMAQI
26th Jul 2025445 PMAQI
26th Jul 2025496 PMAQI
26th Jul 2025507 PMAQI
26th Jul 2025528 PMAQI
26th Jul 2025509 PMAQI
26th Jul 20254810 PMAQI
26th Jul 20254611 PMAQI
27th Jul 20254512 AMAQI
27th Jul 2025551 AMAQI
27th Jul 2025562 AMAQI
27th Jul 2025543 AMAQI
27th Jul 2025544 AMAQI
33°C27/40°C
27th Jul 2025545 AMAQI
27th Jul 2025546 AMAQI
27th Jul 2025547 AMAQI
27th Jul 2025428 AMAQI
27th Jul 2025329 AMAQI
27th Jul 20253210 AMAQI
27th Jul 20253611 AMAQI
27th Jul 20254612 PMAQI
27th Jul 2025561 PMAQI
27th Jul 2025612 PMAQI
27th Jul 2025573 PMAQI
27th Jul 2025564 PMAQI
27th Jul 2025585 PMAQI
27th Jul 2025606 PMAQI
27th Jul 2025557 PMAQI
27th Jul 2025558 PMAQI
27th Jul 2025559 PMAQI
27th Jul 20255410 PMAQI
27th Jul 20255411 PMAQI
28th Jul 20255312 AMAQI
28th Jul 2025541 AMAQI
28th Jul 2025542 AMAQI
28th Jul 2025543 AMAQI
28th Jul 2025534 AMAQI
32°C27/39°C
28th Jul 2025545 AMAQI
28th Jul 2025536 AMAQI
28th Jul 2025537 AMAQI
28th Jul 2025538 AMAQI
28th Jul 2025549 AMAQI
28th Jul 20255310 AMAQI
28th Jul 20255511 AMAQI
28th Jul 20255512 PMAQI
28th Jul 2025551 PMAQI
28th Jul 2025552 PMAQI
28th Jul 2025553 PMAQI
28th Jul 2025554 PMAQI
28th Jul 2025565 PMAQI
28th Jul 2025556 PMAQI
28th Jul 2025557 PMAQI
28th Jul 2025548 PMAQI
28th Jul 2025549 PMAQI
28th Jul 20255510 PMAQI
28th Jul 20255411 PMAQI
29th Jul 20255412 AMAQI
29th Jul 2025541 AMAQI
29th Jul 2025542 AMAQI
29th Jul 2025543 AMAQI
29th Jul 2025544 AMAQI
33°C27/41°C
29th Jul 2025545 AMAQI
29th Jul 2025546 AMAQI
29th Jul 2025547 AMAQI
29th Jul 2025538 AMAQI
29th Jul 2025569 AMAQI
29th Jul 20255710 AMAQI
29th Jul 20255811 AMAQI
29th Jul 20256412 PMAQI
29th Jul 2025651 PMAQI
29th Jul 2025662 PMAQI
29th Jul 2025673 PMAQI
29th Jul 2025644 PMAQI
29th Jul 2025625 PMAQI
29th Jul 2025606 PMAQI
29th Jul 2025647 PMAQI
29th Jul 2025648 PMAQI
29th Jul 2025659 PMAQI
29th Jul 20256410 PMAQI
29th Jul 20256411 PMAQI
30th Jul 20256012 AMAQI
30th Jul 2025541 AMAQI
30th Jul 2025552 AMAQI
30th Jul 2025563 AMAQI
30th Jul 2025564 AMAQI
33°C28/41°C
30th Jul 2025565 AMAQI
30th Jul 2025576 AMAQI
30th Jul 2025567 AMAQI
30th Jul 2025708 AMAQI
30th Jul 2025729 AMAQI
30th Jul 20257210 AMAQI
30th Jul 20257311 AMAQI
30th Jul 20257512 PMAQI
30th Jul 2025741 PMAQI
30th Jul 2025772 PMAQI
30th Jul 2025733 PMAQI
30th Jul 2025734 PMAQI
30th Jul 2025745 PMAQI
30th Jul 2025726 PMAQI
30th Jul 2025667 PMAQI
30th Jul 2025608 PMAQI
30th Jul 2025629 PMAQI
30th Jul 20256110 PMAQI
30th Jul 20255911 PMAQI
31st Jul 20255712 AMAQI
31st Jul 2025571 AMAQI
31st Jul 2025562 AMAQI
31st Jul 2025573 AMAQI
31st Jul 2025574 AMAQI
33°C27/40°C
31st Jul 2025575 AMAQI
31st Jul 2025576 AMAQI
31st Jul 2025577 AMAQI
31st Jul 2025578 AMAQI
31st Jul 2025579 AMAQI
31st Jul 20255410 AMAQI
31st Jul 20255211 AMAQI
31st Jul 20255312 PMAQI
31st Jul 2025541 PMAQI
31st Jul 2025562 PMAQI
31st Jul 2025563 PMAQI
31st Jul 2025554 PMAQI
31st Jul 2025565 PMAQI
31st Jul 2025576 PMAQI
31st Jul 2025587 PMAQI
31st Jul 2025608 PMAQI
31st Jul 2025609 PMAQI
31st Jul 20256110 PMAQI
31st Jul 20256411 PMAQI
1st Aug 20256712 AMAQI
1st Aug 2025591 AMAQI
1st Aug 2025602 AMAQI
1st Aug 2025583 AMAQI
1st Aug 2025584 AMAQI
33°C27/41°C
1st Aug 2025585 AMAQI
1st Aug 2025586 AMAQI
1st Aug 2025577 AMAQI
1st Aug 2025738 AMAQI
1st Aug 2025709 AMAQI
1st Aug 20256610 AMAQI
1st Aug 20256411 AMAQI
1st Aug 20256312 PMAQI
1st Aug 2025661 PMAQI
1st Aug 2025672 PMAQI
1st Aug 2025673 PMAQI
1st Aug 2025634 PMAQI
1st Aug 2025625 PMAQI
1st Aug 2025676 PMAQI
1st Aug 2025637 PMAQI
1st Aug 2025618 PMAQI
1st Aug 2025649 PMAQI
1st Aug 20256210 PMAQI
1st Aug 20256511 PMAQI
2nd Aug 20256312 AMAQI
2nd Aug 2025601 AMAQI
2nd Aug 2025592 AMAQI
2nd Aug 2025603 AMAQI
2nd Aug 2025614 AMAQI
33°C27/41°C
2nd Aug 2025615 AMAQI
2nd Aug 2025616 AMAQI
2nd Aug 2025617 AMAQI
2nd Aug 2025678 AMAQI
2nd Aug 2025659 AMAQI
2nd Aug 20256110 AMAQI
2nd Aug 20257411 AMAQI
2nd Aug 20256512 PMAQI
2nd Aug 2025661 PMAQI
2nd Aug 2025622 PMAQI
2nd Aug 2025683 PMAQI
2nd Aug 2025594 PMAQI
2nd Aug 2025585 PMAQI
2nd Aug 2025646 PMAQI
2nd Aug 2025657 PMAQI
2nd Aug 2025648 PMAQI
2nd Aug 2025659 PMAQI
2nd Aug 20256410 PMAQI
2nd Aug 20256611 PMAQI
3rd Aug 20256512 AMAQI
3rd Aug 2025651 AMAQI
3rd Aug 2025602 AMAQI
3rd Aug 2025613 AMAQI
3rd Aug 2025624 AMAQI
35°C27/43°C
3rd Aug 2025625 AMAQI
3rd Aug 2025626 AMAQI
3rd Aug 2025617 AMAQI
3rd Aug 2025728 AMAQI
3rd Aug 2025749 AMAQI
3rd Aug 20257710 AMAQI
3rd Aug 20257411 AMAQI
3rd Aug 20257312 PMAQI
3rd Aug 2025741 PMAQI
3rd Aug 2025762 PMAQI
3rd Aug 2025733 PMAQI
3rd Aug 2025684 PMAQI
3rd Aug 2025695 PMAQI
3rd Aug 2025676 PMAQI
3rd Aug 2025657 PMAQI
3rd Aug 2025678 PMAQI
3rd Aug 2025649 PMAQI
3rd Aug 20257010 PMAQI
3rd Aug 20256611 PMAQI
4th Aug 20256512 AMAQI
4th Aug 2025631 AMAQI
4th Aug 2025622 AMAQI
4th Aug 2025633 AMAQI
4th Aug 2025644 AMAQI
--°C/°C
4th Aug 2025655 AMAQI
5 AM4th Aug 2025636 AMAQI
12 PM
7 PM
12 AM
4 AM
--°C/°C
Day time
Avg. Highest Time
5 AM - 7 PM
60AQI
15 hours / Day
450 hours / Month
Avg. Lowest Time
8 AM - 7 PM
60AQI
12 hours / Day
360 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 5 AM to 7 PM (Avg. 60), while the lowest AQI was between 8 AM to 7 PM (Avg. 60).
Night time
Avg. Highest Time
12 AM - 11 PM
60AQI
9 hours / Day
270 hours / Month
Avg. Lowest Time
12 AM - 11 PM
60AQI
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. 60), while the lowest AQI was between 12 AM to 11 PM (Avg. 60).
2025 Days Vs Air Quality
Changan District, Xian, Shaanxi, China
2025
2%
4
42%
89
40%
85
12%
26
4%
9
0.4%
1
Total number of days with different AQI categories in last 215 days in 2025 (150 days remaining)
Good
4 DaysModerate
89 DaysPoor
85 DaysUnhealthy
26 DaysSevere
9 DaysHazardous
1 DaysUnder WHO’s Safe Air Quality Limits: 2%
Health Risk Level:
Extreme
In 2025, 2% of 215 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
Changan District, Xian, Shaanxi, China
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 January 2025
142AQI
142AQI
2nd January 2025
149AQI
149AQI
3rd January 2025
164AQI
164AQI
4th January 2025
164AQI
164AQI
5th January 2025
151AQI
151AQI
6th January 2025
138AQI
138AQI
7th January 2025
153AQI
153AQI
8th January 2025
147AQI
147AQI
9th January 2025
146AQI
146AQI
10th January 2025
132AQI
132AQI
11th January 2025
110AQI
110AQI
12th January 2025
122AQI
122AQI
13th January 2025
144AQI
144AQI
14th January 2025
105AQI
105AQI
15th January 2025
105AQI
105AQI
16th January 2025
128AQI
128AQI
17th January 2025
148AQI
148AQI
18th January 2025
134AQI
134AQI
19th January 2025
161AQI
161AQI
20th January 2025
166AQI
166AQI
21st January 2025
196AQI
196AQI
22nd January 2025
214AQI
214AQI
23rd January 2025
209AQI
209AQI
24th January 2025
191AQI
191AQI
25th January 2025
112AQI
112AQI
26th January 2025
116AQI
116AQI
27th January 2025
115AQI
115AQI
28th January 2025
158AQI
158AQI
29th January 2025
237AQI
237AQI
30th January 2025
231AQI
231AQI
31st January 2025
225AQI
225AQI
1st February 2025
222AQI
222AQI
2nd February 2025
169AQI
169AQI
3rd February 2025
108AQI
108AQI
4th February 2025
112AQI
112AQI
5th February 2025
87AQI
87AQI
6th February 2025
102AQI
102AQI
7th February 2025
86AQI
86AQI
8th February 2025
74AQI
74AQI
9th February 2025
103AQI
103AQI
10th February 2025
132AQI
132AQI
11th February 2025
146AQI
146AQI
12th February 2025
100AQI
100AQI
13th February 2025
145AQI
145AQI
14th February 2025
120AQI
120AQI
15th February 2025
153AQI
153AQI
16th February 2025
113AQI
113AQI
17th February 2025
155AQI
155AQI
18th February 2025
147AQI
147AQI
19th February 2025
161AQI
161AQI
20th February 2025
163AQI
163AQI
21st February 2025
170AQI
170AQI
22nd February 2025
176AQI
176AQI
23rd February 2025
115AQI
115AQI
24th February 2025
156AQI
156AQI
25th February 2025
119AQI
119AQI
26th February 2025
153AQI
153AQI
27th February 2025
145AQI
145AQI
28th February 2025
160AQI
160AQI
1st March 2025
184AQI
184AQI
2nd March 2025
108AQI
108AQI
3rd March 2025
95AQI
95AQI
4th March 2025
130AQI
130AQI
5th March 2025
127AQI
127AQI
6th March 2025
137AQI
137AQI
7th March 2025
130AQI
130AQI
8th March 2025
135AQI
135AQI
9th March 2025
131AQI
131AQI
10th March 2025
148AQI
148AQI
11th March 2025
230AQI
230AQI
12th March 2025
170AQI
170AQI
13th March 2025
130AQI
130AQI
14th March 2025
103AQI
103AQI
15th March 2025
84AQI
84AQI
16th March 2025
71AQI
71AQI
17th March 2025
81AQI
81AQI
18th March 2025
71AQI
71AQI
19th March 2025
77AQI
77AQI
20th March 2025
81AQI
81AQI
21st March 2025
101AQI
101AQI
22nd March 2025
102AQI
102AQI
23rd March 2025
103AQI
103AQI
24th March 2025
91AQI
91AQI
25th March 2025
94AQI
94AQI
26th March 2025
153AQI
153AQI
27th March 2025
139AQI
139AQI
28th March 2025
148AQI
148AQI
29th March 2025
142AQI
142AQI
30th March 2025
130AQI
130AQI
31st March 2025
128AQI
128AQI
1st April 2025
116AQI
116AQI
2nd April 2025
131AQI
131AQI
3rd April 2025
140AQI
140AQI
4th April 2025
143AQI
143AQI
5th April 2025
132AQI
132AQI
6th April 2025
136AQI
136AQI
7th April 2025
115AQI
115AQI
8th April 2025
134AQI
134AQI
9th April 2025
145AQI
145AQI
10th April 2025
140AQI
140AQI
11th April 2025
139AQI
139AQI
12th April 2025
294AQI
294AQI
13th April 2025
143AQI
143AQI
14th April 2025
117AQI
117AQI
15th April 2025
111AQI
111AQI
16th April 2025
137AQI
137AQI
17th April 2025
141AQI
141AQI
18th April 2025
158AQI
158AQI
19th April 2025
149AQI
149AQI
20th April 2025
113AQI
113AQI
21st April 2025
112AQI
112AQI
22nd April 2025
153AQI
153AQI
23rd April 2025
127AQI
127AQI
24th April 2025
114AQI
114AQI
25th April 2025
134AQI
134AQI
26th April 2025
102AQI
102AQI
27th April 2025
92AQI
92AQI
28th April 2025
72AQI
72AQI
29th April 2025
81AQI
81AQI
30th April 2025
129AQI
129AQI
1st May 2025
123AQI
123AQI
2nd May 2025
110AQI
110AQI
3rd May 2025
92AQI
92AQI
4th May 2025
106AQI
106AQI
5th May 2025
130AQI
130AQI
6th May 2025
554AQI
554AQI
7th May 2025
174AQI
174AQI
8th May 2025
163AQI
163AQI
9th May 2025
122AQI
122AQI
10th May 2025
104AQI
104AQI
11th May 2025
90AQI
90AQI
12th May 2025
96AQI
96AQI
13th May 2025
76AQI
76AQI
14th May 2025
97AQI
97AQI
15th May 2025
100AQI
100AQI
16th May 2025
101AQI
101AQI
17th May 2025
270AQI
270AQI
18th May 2025
139AQI
139AQI
19th May 2025
142AQI
142AQI
20th May 2025
130AQI
130AQI
21st May 2025
128AQI
128AQI
22nd May 2025
129AQI
129AQI
23rd May 2025
97AQI
97AQI
24th May 2025
102AQI
102AQI
25th May 2025
86AQI
86AQI
26th May 2025
89AQI
89AQI
27th May 2025
87AQI
87AQI
28th May 2025
80AQI
80AQI
29th May 2025
75AQI
75AQI
30th May 2025
95AQI
95AQI
31st May 2025
75AQI
75AQI
1st June 2025
92AQI
92AQI
2nd June 2025
67AQI
67AQI
3rd June 2025
72AQI
72AQI
4th June 2025
67AQI
67AQI
5th June 2025
71AQI
71AQI
6th June 2025
72AQI
72AQI
7th June 2025
65AQI
65AQI
8th June 2025
71AQI
71AQI
9th June 2025
67AQI
67AQI
10th June 2025
72AQI
72AQI
11th June 2025
79AQI
79AQI
12th June 2025
78AQI
78AQI
13th June 2025
83AQI
83AQI
14th June 2025
69AQI
69AQI
15th June 2025
68AQI
68AQI
16th June 2025
74AQI
74AQI
17th June 2025
81AQI
81AQI
18th June 2025
82AQI
82AQI
19th June 2025
73AQI
73AQI
20th June 2025
71AQI
71AQI
21st June 2025
73AQI
73AQI
22nd June 2025
71AQI
71AQI
23rd June 2025
68AQI
68AQI
24th June 2025
72AQI
72AQI
25th June 2025
67AQI
67AQI
26th June 2025
64AQI
64AQI
27th June 2025
65AQI
65AQI
28th June 2025
60AQI
60AQI
29th June 2025
61AQI
61AQI
30th June 2025
51AQI
51AQI
1st July 2025
58AQI
58AQI
2nd July 2025
55AQI
55AQI
3rd July 2025
56AQI
56AQI
4th July 2025
55AQI
55AQI
5th July 2025
40AQI
40AQI
6th July 2025
49AQI
49AQI
7th July 2025
51AQI
51AQI
8th July 2025
54AQI
54AQI
9th July 2025
63AQI
63AQI
10th July 2025
62AQI
62AQI
11th July 2025
64AQI
64AQI
12th July 2025
73AQI
73AQI
13th July 2025
72AQI
72AQI
14th July 2025
70AQI
70AQI
15th July 2025
65AQI
65AQI
16th July 2025
71AQI
71AQI
17th July 2025
65AQI
65AQI
18th July 2025
60AQI
60AQI
19th July 2025
65AQI
65AQI
20th July 2025
54AQI
54AQI
21st July 2025
58AQI
58AQI
22nd July 2025
71AQI
71AQI
23rd July 2025
66AQI
66AQI
24th July 2025
55AQI
55AQI
25th July 2025
43AQI
43AQI
26th July 2025
49AQI
49AQI
27th July 2025
52AQI
52AQI
28th July 2025
54AQI
54AQI
29th July 2025
59AQI
59AQI
30th July 2025
64AQI
64AQI
31st July 2025
57AQI
57AQI
1st August 2025
63AQI
63AQI
2nd August 2025
62AQI
62AQI
155AQI
135AQI
121AQI
132AQI
128AQI
71AQI
59AQI
63AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
2025114AQI
17
9
5
4
13
10
1
9
18
3
1
3
24
2
1
14
13
2
1
1
30
4
27
2
4
89
85
26
9
1
Highest AQI recorded in
January155AQI
Lowest AQI recorded in
July59AQI
2024105AQI
1
2
9
17
2
2
4
19
4
9
14
8
1
14
11
3
1
30
1
4
25
1
4
25
2
1
27
3
3
21
4
2
2
13
13
3
1
11
9
9
1
24
6
17
180
95
67
7
Highest AQI recorded in
February171AQI
Lowest AQI recorded in
July64AQI
2023110AQI
3
9
7
10
2
1
7
13
6
1
5
18
8
4
6
15
2
2
1
4
25
2
7
23
4
27
4
23
4
6
20
4
5
18
8
10
9
7
7
8
13
3
34
168
84
50
21
4
Highest AQI recorded in
January190AQI
Lowest AQI recorded in
June68AQI
2022121AQI
1
4
21
4
1
3
4
12
2
3
16
10
2
15
13
2
3
19
8
1
3
27
3
16
2
1
3
16
10
4
10
10
7
1
3
11
13
2
2
11
12
6
17
116
89
78
16
1
Highest AQI recorded in
January178AQI
Lowest AQI recorded in
August66AQI
2021105AQI
3
16
8
4
5
15
5
2
1
2
16
7
2
4
2
18
10
2
21
7
1
4
23
3
1
30
5
16
14
16
5
21
5
1
9
11
7
2
5
13
12
1
34
169
96
39
12
5
Highest AQI recorded in
March178AQI
Lowest AQI recorded in
September51AQI
202098AQI
2
3
6
1
1
12
9
12
6
1
24
5
2
24
5
11
15
5
2
17
11
3
18
8
2
8
10
12
4
10
15
2
21
137
75
30
3
Highest AQI recorded in
December148AQI
Lowest AQI recorded in
August70AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2022(Avg.)
121AQILeast Polluted Year Recorded
2020(Avg.)
98AQIChangan District's annual 2025 AQI (114) shows an average percentage change of 6.1% (worsened AQI) compared to previous years: 2020 (98), 2021 (105), 2022 (121), 2023 (110), 2024 (105).
