Hunan University Of Traditional Chinese Medicine, Changsha, Hunan, 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
Hunan University Of Traditional Chinese Medicine, Changsha, Hunan, China
2021
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
31st Aug 2024
119AQILowest AQI recorded on
28th Aug 2023
32AQISame Day Analysis (2nd August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 2nd highest AQI at 68 of Moderate air quality, showing improvement over 2021 on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 3rd Aug - 4th Aug 2025
Hunan University Of Traditional Chinese Medicine, Changsha, Hunan, 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
12PM3rd Aug
69AQI
Avg. Lowest Time
3AM4th Aug
62AQI
In the last 24 hours,
Hunan University Of Traditional Chinese Medicine's AQI reached its highest point of 69 at 12 PM during the Night, while the lowest point, 62, was recorded at 3 AM during the Night between 3rd Aug and 4th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Hunan University Of Traditional Chinese Medicine, Changsha, Hunan, 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 2025525 AMAQI
5th Jul 2025526 AMAQI
5th Jul 2025527 AMAQI
5th Jul 2025648 AMAQI
5th Jul 2025829 AMAQI
5th Jul 20258010 AMAQI
5th Jul 20257011 AMAQI
5th Jul 20258112 PMAQI
5th Jul 2025731 PMAQI
5th Jul 2025782 PMAQI
5th Jul 2025903 PMAQI
5th Jul 2025724 PMAQI
5th Jul 2025785 PMAQI
5th Jul 2025706 PMAQI
5th Jul 2025707 PMAQI
5th Jul 2025598 PMAQI
5th Jul 2025649 PMAQI
5th Jul 20256410 PMAQI
5th Jul 20256911 PMAQI
6th Jul 20256812 AMAQI
6th Jul 2025531 AMAQI
6th Jul 2025532 AMAQI
6th Jul 2025553 AMAQI
6th Jul 2025584 AMAQI
33°C28/38°C
6th Jul 2025575 AMAQI
6th Jul 2025576 AMAQI
6th Jul 2025567 AMAQI
6th Jul 2025638 AMAQI
6th Jul 2025839 AMAQI
6th Jul 20257610 AMAQI
6th Jul 20258511 AMAQI
6th Jul 20257812 PMAQI
6th Jul 2025721 PMAQI
6th Jul 2025742 PMAQI
6th Jul 2025803 PMAQI
6th Jul 2025694 PMAQI
6th Jul 2025655 PMAQI
6th Jul 2025726 PMAQI
6th Jul 2025747 PMAQI
6th Jul 2025648 PMAQI
6th Jul 2025659 PMAQI
6th Jul 20256410 PMAQI
6th Jul 20256711 PMAQI
7th Jul 20256812 AMAQI
7th Jul 2025571 AMAQI
7th Jul 2025572 AMAQI
7th Jul 2025583 AMAQI
7th Jul 2025604 AMAQI
32°C27/38°C
7th Jul 2025615 AMAQI
7th Jul 2025606 AMAQI
7th Jul 2025617 AMAQI
7th Jul 2025798 AMAQI
7th Jul 2025879 AMAQI
7th Jul 20258610 AMAQI
7th Jul 20259811 AMAQI
7th Jul 20259012 PMAQI
7th Jul 2025921 PMAQI
7th Jul 2025902 PMAQI
7th Jul 2025803 PMAQI
7th Jul 2025854 PMAQI
7th Jul 2025745 PMAQI
7th Jul 2025726 PMAQI
7th Jul 2025687 PMAQI
7th Jul 2025708 PMAQI
7th Jul 2025719 PMAQI
7th Jul 20257110 PMAQI
7th Jul 20257111 PMAQI
8th Jul 20257212 AMAQI
8th Jul 2025601 AMAQI
8th Jul 2025602 AMAQI
8th Jul 2025623 AMAQI
8th Jul 2025654 AMAQI
32°C26/38°C
8th Jul 2025655 AMAQI
8th Jul 2025646 AMAQI
8th Jul 2025657 AMAQI
8th Jul 2025948 AMAQI
8th Jul 20251029 AMAQI
8th Jul 202510210 AMAQI
8th Jul 202510211 AMAQI
8th Jul 20259112 PMAQI
8th Jul 2025911 PMAQI
8th Jul 2025932 PMAQI
8th Jul 2025923 PMAQI
8th Jul 2025954 PMAQI
8th Jul 2025905 PMAQI
8th Jul 2025806 PMAQI
8th Jul 2025747 PMAQI
8th Jul 2025728 PMAQI
8th Jul 2025769 PMAQI
8th Jul 20258010 PMAQI
8th Jul 20257011 PMAQI
9th Jul 20256912 AMAQI
9th Jul 2025631 AMAQI
9th Jul 2025632 AMAQI
9th Jul 2025663 AMAQI
9th Jul 2025694 AMAQI
32°C28/39°C
9th Jul 2025695 AMAQI
9th Jul 2025696 AMAQI
9th Jul 2025687 AMAQI
9th Jul 2025768 AMAQI
9th Jul 2025829 AMAQI
9th Jul 20258510 AMAQI
9th Jul 20258411 AMAQI
9th Jul 20259212 PMAQI
9th Jul 2025931 PMAQI
9th Jul 2025942 PMAQI
9th Jul 2025763 PMAQI
9th Jul 2025894 PMAQI
9th Jul 2025665 PMAQI
9th Jul 2025556 PMAQI
9th Jul 2025667 PMAQI
9th Jul 2025608 PMAQI
9th Jul 2025669 PMAQI
9th Jul 20255810 PMAQI
9th Jul 20256111 PMAQI
10th Jul 20256212 AMAQI
10th Jul 2025651 AMAQI
10th Jul 2025652 AMAQI
10th Jul 2025673 AMAQI
10th Jul 2025684 AMAQI
30°C26/37°C
10th Jul 2025685 AMAQI
10th Jul 2025686 AMAQI
10th Jul 2025677 AMAQI
10th Jul 2025468 AMAQI
10th Jul 2025499 AMAQI
10th Jul 20254810 AMAQI
10th Jul 20256211 AMAQI
10th Jul 20255412 PMAQI
10th Jul 2025631 PMAQI
10th Jul 2025562 PMAQI
10th Jul 2025503 PMAQI
10th Jul 2025374 PMAQI
10th Jul 2025405 PMAQI
10th Jul 2025436 PMAQI
10th Jul 2025637 PMAQI
10th Jul 2025628 PMAQI
10th Jul 2025589 PMAQI
10th Jul 20255810 PMAQI
10th Jul 20255811 PMAQI
11th Jul 20255812 AMAQI
11th Jul 2025641 AMAQI
11th Jul 2025642 AMAQI
11th Jul 2025623 AMAQI
11th Jul 2025624 AMAQI
30°C26/36°C
11th Jul 2025625 AMAQI
11th Jul 2025626 AMAQI
11th Jul 2025637 AMAQI
11th Jul 2025618 AMAQI
11th Jul 2025659 AMAQI
11th Jul 20256110 AMAQI
11th Jul 20256711 AMAQI
11th Jul 20256312 PMAQI
11th Jul 2025701 PMAQI
11th Jul 2025692 PMAQI
11th Jul 2025613 PMAQI
11th Jul 2025624 PMAQI
11th Jul 2025625 PMAQI
11th Jul 2025756 PMAQI
11th Jul 2025627 PMAQI
11th Jul 2025608 PMAQI
11th Jul 2025669 PMAQI
11th Jul 20256710 PMAQI
11th Jul 20256811 PMAQI
12th Jul 20257012 AMAQI
12th Jul 2025631 AMAQI
12th Jul 2025612 AMAQI
12th Jul 2025623 AMAQI
12th Jul 2025634 AMAQI
30°C25/35°C
12th Jul 2025635 AMAQI
12th Jul 2025636 AMAQI
12th Jul 2025637 AMAQI
12th Jul 2025568 AMAQI
12th Jul 2025559 AMAQI
12th Jul 20256110 AMAQI
12th Jul 20255811 AMAQI
12th Jul 20257012 PMAQI
12th Jul 2025731 PMAQI
12th Jul 2025632 PMAQI
12th Jul 2025623 PMAQI
12th Jul 2025644 PMAQI
12th Jul 2025635 PMAQI
12th Jul 2025636 PMAQI
12th Jul 2025617 PMAQI
12th Jul 2025648 PMAQI
12th Jul 2025609 PMAQI
12th Jul 20255910 PMAQI
12th Jul 20256411 PMAQI
13th Jul 20255712 AMAQI
13th Jul 2025631 AMAQI
13th Jul 2025622 AMAQI
13th Jul 2025633 AMAQI
13th Jul 2025624 AMAQI
28°C25/32°C
13th Jul 2025635 AMAQI
13th Jul 2025626 AMAQI
13th Jul 2025627 AMAQI
13th Jul 2025588 AMAQI
13th Jul 2025679 AMAQI
13th Jul 20255910 AMAQI
13th Jul 20255811 AMAQI
13th Jul 20256312 PMAQI
13th Jul 2025641 PMAQI
13th Jul 2025562 PMAQI
13th Jul 2025563 PMAQI
13th Jul 2025544 PMAQI
13th Jul 2025645 PMAQI
13th Jul 2025626 PMAQI
13th Jul 2025627 PMAQI
13th Jul 2025648 PMAQI
13th Jul 2025609 PMAQI
13th Jul 20256010 PMAQI
13th Jul 20256211 PMAQI
14th Jul 20255912 AMAQI
14th Jul 2025611 AMAQI
14th Jul 2025622 AMAQI
14th Jul 2025613 AMAQI
14th Jul 2025614 AMAQI
29°C25/33°C
14th Jul 2025615 AMAQI
14th Jul 2025616 AMAQI
14th Jul 2025627 AMAQI
14th Jul 2025548 AMAQI
14th Jul 2025489 AMAQI
14th Jul 20255710 AMAQI
14th Jul 20255911 AMAQI
14th Jul 20255912 PMAQI
14th Jul 2025581 PMAQI
14th Jul 2025572 PMAQI
14th Jul 2025583 PMAQI
14th Jul 2025504 PMAQI
14th Jul 2025655 PMAQI
14th Jul 2025586 PMAQI
14th Jul 2025687 PMAQI
14th Jul 2025668 PMAQI
14th Jul 2025639 PMAQI
14th Jul 20256410 PMAQI
14th Jul 20256211 PMAQI
15th Jul 20256412 AMAQI
15th Jul 2025611 AMAQI
15th Jul 2025602 AMAQI
15th Jul 2025613 AMAQI
15th Jul 2025604 AMAQI
30°C26/36°C
15th Jul 2025605 AMAQI
15th Jul 2025616 AMAQI
15th Jul 2025607 AMAQI
15th Jul 2025708 AMAQI
15th Jul 2025649 AMAQI
15th Jul 20256210 AMAQI
15th Jul 20256611 AMAQI
15th Jul 20256812 PMAQI
15th Jul 2025591 PMAQI
15th Jul 2025542 PMAQI
15th Jul 2025653 PMAQI
15th Jul 2025584 PMAQI
15th Jul 2025715 PMAQI
15th Jul 2025616 PMAQI
15th Jul 2025567 PMAQI
15th Jul 2025678 PMAQI
15th Jul 2025709 PMAQI
15th Jul 20257010 PMAQI
15th Jul 20256611 PMAQI
16th Jul 20256112 AMAQI
16th Jul 2025601 AMAQI
16th Jul 2025602 AMAQI
16th Jul 2025623 AMAQI
16th Jul 2025614 AMAQI
32°C27/37°C
16th Jul 2025615 AMAQI
16th Jul 2025616 AMAQI
16th Jul 2025607 AMAQI
16th Jul 2025458 AMAQI
16th Jul 2025369 AMAQI
16th Jul 20255210 AMAQI
16th Jul 20255711 AMAQI
16th Jul 20256212 PMAQI
16th Jul 2025661 PMAQI
16th Jul 2025572 PMAQI
16th Jul 2025563 PMAQI
16th Jul 2025444 PMAQI
16th Jul 2025545 PMAQI
16th Jul 2025646 PMAQI
16th Jul 2025587 PMAQI
16th Jul 2025648 PMAQI
16th Jul 2025649 PMAQI
16th Jul 20256510 PMAQI
16th Jul 20257011 PMAQI
17th Jul 20256812 AMAQI
17th Jul 2025611 AMAQI
17th Jul 2025602 AMAQI
17th Jul 2025603 AMAQI
17th Jul 2025604 AMAQI
33°C28/38°C
17th Jul 2025595 AMAQI
17th Jul 2025606 AMAQI
17th Jul 2025597 AMAQI
17th Jul 2025608 AMAQI
17th Jul 2025589 AMAQI
17th Jul 20254810 AMAQI
17th Jul 20256411 AMAQI
17th Jul 20255212 PMAQI
17th Jul 2025591 PMAQI
17th Jul 2025582 PMAQI
17th Jul 2025623 PMAQI
17th Jul 2025624 PMAQI
17th Jul 2025575 PMAQI
17th Jul 2025556 PMAQI
17th Jul 2025707 PMAQI
17th Jul 2025658 PMAQI
17th Jul 2025649 PMAQI
17th Jul 20256810 PMAQI
17th Jul 20257011 PMAQI
18th Jul 20256712 AMAQI
18th Jul 2025611 AMAQI
18th Jul 2025602 AMAQI
18th Jul 2025603 AMAQI
18th Jul 2025604 AMAQI
32°C29/35°C
18th Jul 2025605 AMAQI
18th Jul 2025606 AMAQI
18th Jul 2025607 AMAQI
18th Jul 2025908 AMAQI
18th Jul 20251029 AMAQI
18th Jul 20259610 AMAQI
18th Jul 20258111 AMAQI
18th Jul 20254812 PMAQI
18th Jul 2025471 PMAQI
18th Jul 2025512 PMAQI
18th Jul 2025543 PMAQI
18th Jul 2025764 PMAQI
18th Jul 2025735 PMAQI
18th Jul 2025706 PMAQI
18th Jul 2025637 PMAQI
18th Jul 2025688 PMAQI
18th Jul 2025669 PMAQI
18th Jul 20256810 PMAQI
18th Jul 20256211 PMAQI
19th Jul 20256012 AMAQI
19th Jul 2025611 AMAQI
19th Jul 2025612 AMAQI
19th Jul 2025623 AMAQI
19th Jul 2025644 AMAQI
32°C28/38°C
19th Jul 2025645 AMAQI
19th Jul 2025646 AMAQI
19th Jul 2025647 AMAQI
19th Jul 2025658 AMAQI
19th Jul 2025669 AMAQI
19th Jul 20256310 AMAQI
19th Jul 20256311 AMAQI
19th Jul 20255612 PMAQI
19th Jul 2025581 PMAQI
19th Jul 2025782 PMAQI
19th Jul 2025653 PMAQI
19th Jul 2025664 PMAQI
19th Jul 2025605 PMAQI
19th Jul 2025626 PMAQI
19th Jul 2025737 PMAQI
19th Jul 2025718 PMAQI
19th Jul 2025729 PMAQI
19th Jul 20257110 PMAQI
19th Jul 20256711 PMAQI
20th Jul 20257112 AMAQI
20th Jul 2025631 AMAQI
20th Jul 2025622 AMAQI
20th Jul 2025633 AMAQI
20th Jul 2025634 AMAQI
31°C27/37°C
20th Jul 2025635 AMAQI
20th Jul 2025636 AMAQI
20th Jul 2025627 AMAQI
20th Jul 2025708 AMAQI
20th Jul 2025759 AMAQI
20th Jul 20256410 AMAQI
20th Jul 20256811 AMAQI
20th Jul 20256612 PMAQI
20th Jul 2025571 PMAQI
20th Jul 2025592 PMAQI
20th Jul 2025633 PMAQI
20th Jul 2025544 PMAQI
20th Jul 2025425 PMAQI
20th Jul 2025306 PMAQI
20th Jul 2025527 PMAQI
20th Jul 2025578 PMAQI
20th Jul 2025539 PMAQI
20th Jul 20255310 PMAQI
20th Jul 20255611 PMAQI
21st Jul 20255712 AMAQI
21st Jul 2025631 AMAQI
21st Jul 2025632 AMAQI
21st Jul 2025633 AMAQI
21st Jul 2025634 AMAQI
28°C25/33°C
21st Jul 2025635 AMAQI
21st Jul 2025646 AMAQI
21st Jul 2025637 AMAQI
21st Jul 2025338 AMAQI
21st Jul 2025279 AMAQI
21st Jul 20252510 AMAQI
21st Jul 20252311 AMAQI
21st Jul 20253512 PMAQI
21st Jul 2025281 PMAQI
21st Jul 2025342 PMAQI
21st Jul 2025223 PMAQI
21st Jul 2025214 PMAQI
21st Jul 2025225 PMAQI
21st Jul 2025296 PMAQI
21st Jul 2025507 PMAQI
21st Jul 2025568 PMAQI
21st Jul 2025529 PMAQI
21st Jul 20255410 PMAQI
21st Jul 20255011 PMAQI
22nd Jul 20255312 AMAQI
22nd Jul 2025611 AMAQI
22nd Jul 2025622 AMAQI
22nd Jul 2025603 AMAQI
22nd Jul 2025584 AMAQI
28°C26/33°C
22nd Jul 2025575 AMAQI
22nd Jul 2025566 AMAQI
22nd Jul 2025577 AMAQI
22nd Jul 2025368 AMAQI
22nd Jul 2025259 AMAQI
22nd Jul 20253210 AMAQI
22nd Jul 20254311 AMAQI
22nd Jul 20252612 PMAQI
22nd Jul 2025241 PMAQI
22nd Jul 2025222 PMAQI
22nd Jul 2025283 PMAQI
22nd Jul 2025324 PMAQI
22nd Jul 2025285 PMAQI
22nd Jul 2025456 PMAQI
22nd Jul 2025517 PMAQI
22nd Jul 2025568 PMAQI
22nd Jul 2025559 PMAQI
22nd Jul 20255410 PMAQI
22nd Jul 20255311 PMAQI
23rd Jul 20255412 AMAQI
23rd Jul 2025581 AMAQI
23rd Jul 2025582 AMAQI
23rd Jul 2025563 AMAQI
23rd Jul 2025544 AMAQI
27°C25/30°C
23rd Jul 2025545 AMAQI
23rd Jul 2025546 AMAQI
23rd Jul 2025547 AMAQI
23rd Jul 2025278 AMAQI
23rd Jul 2025189 AMAQI
23rd Jul 20251810 AMAQI
23rd Jul 20251911 AMAQI
23rd Jul 20252112 PMAQI
23rd Jul 2025281 PMAQI
23rd Jul 2025372 PMAQI
23rd Jul 2025253 PMAQI
23rd Jul 2025264 PMAQI
23rd Jul 2025345 PMAQI
23rd Jul 2025266 PMAQI
23rd Jul 2025397 PMAQI
23rd Jul 2025458 PMAQI
23rd Jul 2025529 PMAQI
23rd Jul 20255410 PMAQI
23rd Jul 20254311 PMAQI
24th Jul 20254412 AMAQI
24th Jul 2025431 AMAQI
24th Jul 2025512 AMAQI
24th Jul 2025543 AMAQI
24th Jul 2025524 AMAQI
27°C25/31°C
24th Jul 2025525 AMAQI
24th Jul 2025526 AMAQI
24th Jul 2025527 AMAQI
24th Jul 2025428 AMAQI
24th Jul 2025299 AMAQI
24th Jul 20254010 AMAQI
24th Jul 20253611 AMAQI
24th Jul 20254112 PMAQI
24th Jul 2025621 PMAQI
24th Jul 2025592 PMAQI
24th Jul 2025553 PMAQI
24th Jul 2025364 PMAQI
24th Jul 2025585 PMAQI
24th Jul 2025666 PMAQI
24th Jul 2025517 PMAQI
24th Jul 2025508 PMAQI
24th Jul 2025569 PMAQI
24th Jul 20254210 PMAQI
24th Jul 20254211 PMAQI
25th Jul 20253912 AMAQI
25th Jul 2025511 AMAQI
25th Jul 2025522 AMAQI
25th Jul 2025523 AMAQI
25th Jul 2025524 AMAQI
29°C25/35°C
25th Jul 2025525 AMAQI
25th Jul 2025526 AMAQI
25th Jul 2025527 AMAQI
25th Jul 2025348 AMAQI
25th Jul 2025269 AMAQI
25th Jul 20255210 AMAQI
25th Jul 20255211 AMAQI
25th Jul 20256612 PMAQI
25th Jul 2025611 PMAQI
25th Jul 2025442 PMAQI
25th Jul 2025343 PMAQI
25th Jul 2025284 PMAQI
25th Jul 2025555 PMAQI
25th Jul 2025516 PMAQI
25th Jul 2025377 PMAQI
25th Jul 2025608 PMAQI
25th Jul 2025549 PMAQI
25th Jul 20255210 PMAQI
25th Jul 20255511 PMAQI
26th Jul 20255912 AMAQI
26th Jul 2025511 AMAQI
26th Jul 2025512 AMAQI
26th Jul 2025513 AMAQI
26th Jul 2025524 AMAQI
30°C26/36°C
26th Jul 2025515 AMAQI
26th Jul 2025516 AMAQI
26th Jul 2025517 AMAQI
26th Jul 2025638 AMAQI
26th Jul 2025689 AMAQI
26th Jul 20256810 AMAQI
26th Jul 20257011 AMAQI
26th Jul 20257212 PMAQI
26th Jul 2025761 PMAQI
26th Jul 2025652 PMAQI
26th Jul 2025563 PMAQI
26th Jul 2025594 PMAQI
26th Jul 2025565 PMAQI
26th Jul 2025596 PMAQI
26th Jul 2025567 PMAQI
26th Jul 2025608 PMAQI
26th Jul 2025559 PMAQI
26th Jul 20255210 PMAQI
26th Jul 20255311 PMAQI
27th Jul 20255412 AMAQI
27th Jul 2025521 AMAQI
27th Jul 2025522 AMAQI
27th Jul 2025543 AMAQI
27th Jul 2025554 AMAQI
31°C26/36°C
27th Jul 2025565 AMAQI
27th Jul 2025566 AMAQI
27th Jul 2025557 AMAQI
27th Jul 2025578 AMAQI
27th Jul 2025569 AMAQI
27th Jul 20256110 AMAQI
27th Jul 20256911 AMAQI
27th Jul 20256612 PMAQI
27th Jul 2025661 PMAQI
27th Jul 2025562 PMAQI
27th Jul 2025583 PMAQI
27th Jul 2025484 PMAQI
27th Jul 2025305 PMAQI
27th Jul 2025286 PMAQI
27th Jul 2025327 PMAQI
27th Jul 2025488 PMAQI
27th Jul 2025419 PMAQI
27th Jul 20254510 PMAQI
27th Jul 20255011 PMAQI
28th Jul 20254612 AMAQI
28th Jul 2025541 AMAQI
28th Jul 2025542 AMAQI
28th Jul 2025553 AMAQI
28th Jul 2025564 AMAQI
29°C26/34°C
28th Jul 2025565 AMAQI
28th Jul 2025566 AMAQI
28th Jul 2025567 AMAQI
28th Jul 2025548 AMAQI
28th Jul 2025589 AMAQI
28th Jul 20255510 AMAQI
28th Jul 20256011 AMAQI
28th Jul 20257112 PMAQI
28th Jul 2025571 PMAQI
28th Jul 2025602 PMAQI
28th Jul 2025603 PMAQI
28th Jul 2025564 PMAQI
28th Jul 2025545 PMAQI
28th Jul 2025366 PMAQI
28th Jul 2025407 PMAQI
28th Jul 2025528 PMAQI
28th Jul 2025529 PMAQI
28th Jul 20255510 PMAQI
28th Jul 20256211 PMAQI
29th Jul 20255912 AMAQI
29th Jul 2025551 AMAQI
29th Jul 2025542 AMAQI
29th Jul 2025553 AMAQI
29th Jul 2025564 AMAQI
29°C25/34°C
29th Jul 2025555 AMAQI
29th Jul 2025556 AMAQI
29th Jul 2025567 AMAQI
29th Jul 2025618 AMAQI
29th Jul 2025689 AMAQI
29th Jul 20256910 AMAQI
29th Jul 20257311 AMAQI
29th Jul 20258312 PMAQI
29th Jul 2025771 PMAQI
29th Jul 2025742 PMAQI
29th Jul 2025443 PMAQI
29th Jul 2025524 PMAQI
29th Jul 2025565 PMAQI
29th Jul 2025366 PMAQI
29th Jul 2025557 PMAQI
29th Jul 2025608 PMAQI
29th Jul 2025609 PMAQI
29th Jul 20256210 PMAQI
29th Jul 20256011 PMAQI
30th Jul 20256012 AMAQI
30th Jul 2025551 AMAQI
30th Jul 2025552 AMAQI
30th Jul 2025563 AMAQI
30th Jul 2025584 AMAQI
29°C25/34°C
30th Jul 2025585 AMAQI
30th Jul 2025596 AMAQI
30th Jul 2025587 AMAQI
30th Jul 2025698 AMAQI
30th Jul 2025579 AMAQI
30th Jul 20257210 AMAQI
30th Jul 20257211 AMAQI
30th Jul 20257612 PMAQI
30th Jul 2025761 PMAQI
30th Jul 2025492 PMAQI
30th Jul 2025303 PMAQI
30th Jul 2025474 PMAQI
30th Jul 2025495 PMAQI
30th Jul 2025416 PMAQI
30th Jul 2025467 PMAQI
30th Jul 2025588 PMAQI
30th Jul 2025589 PMAQI
30th Jul 20255010 PMAQI
30th Jul 20255611 PMAQI
31st Jul 20256012 AMAQI
31st Jul 2025571 AMAQI
31st Jul 2025572 AMAQI
31st Jul 2025563 AMAQI
31st Jul 2025564 AMAQI
29°C26/34°C
31st Jul 2025565 AMAQI
31st Jul 2025566 AMAQI
31st Jul 2025567 AMAQI
31st Jul 2025568 AMAQI
31st Jul 2025569 AMAQI
31st Jul 20255610 AMAQI
31st Jul 20256311 AMAQI
31st Jul 20258212 PMAQI
31st Jul 2025761 PMAQI
31st Jul 2025762 PMAQI
31st Jul 2025673 PMAQI
31st Jul 2025624 PMAQI
31st Jul 2025665 PMAQI
31st Jul 2025666 PMAQI
31st Jul 2025687 PMAQI
31st Jul 2025588 PMAQI
31st Jul 2025589 PMAQI
31st Jul 20255810 PMAQI
31st Jul 20255911 PMAQI
1st Aug 20255912 AMAQI
1st Aug 2025561 AMAQI
1st Aug 2025562 AMAQI
1st Aug 2025563 AMAQI
1st Aug 2025584 AMAQI
30°C25/35°C
1st Aug 2025585 AMAQI
1st Aug 2025576 AMAQI
1st Aug 2025577 AMAQI
1st Aug 2025638 AMAQI
1st Aug 2025659 AMAQI
1st Aug 20256610 AMAQI
1st Aug 20256611 AMAQI
1st Aug 20256212 PMAQI
1st Aug 2025651 PMAQI
1st Aug 2025672 PMAQI
1st Aug 2025703 PMAQI
1st Aug 2025684 PMAQI
1st Aug 2025655 PMAQI
1st Aug 2025686 PMAQI
1st Aug 2025637 PMAQI
1st Aug 2025658 PMAQI
1st Aug 2025649 PMAQI
1st Aug 20256810 PMAQI
1st Aug 20257211 PMAQI
2nd Aug 20256412 AMAQI
2nd Aug 2025561 AMAQI
2nd Aug 2025572 AMAQI
2nd Aug 2025593 AMAQI
2nd Aug 2025604 AMAQI
30°C26/35°C
2nd Aug 2025595 AMAQI
2nd Aug 2025596 AMAQI
2nd Aug 2025587 AMAQI
2nd Aug 2025748 AMAQI
2nd Aug 2025809 AMAQI
2nd Aug 20257610 AMAQI
2nd Aug 20258311 AMAQI
2nd Aug 20257812 PMAQI
2nd Aug 2025741 PMAQI
2nd Aug 2025862 PMAQI
2nd Aug 2025753 PMAQI
2nd Aug 2025784 PMAQI
2nd Aug 2025745 PMAQI
2nd Aug 2025706 PMAQI
2nd Aug 2025727 PMAQI
2nd Aug 2025698 PMAQI
2nd Aug 2025729 PMAQI
2nd Aug 20257310 PMAQI
2nd Aug 20257511 PMAQI
3rd Aug 20256812 AMAQI
3rd Aug 2025581 AMAQI
3rd Aug 2025582 AMAQI
3rd Aug 2025623 AMAQI
3rd Aug 2025634 AMAQI
31°C26/36°C
3rd Aug 2025645 AMAQI
3rd Aug 2025636 AMAQI
3rd Aug 2025647 AMAQI
3rd Aug 2025638 AMAQI
3rd Aug 2025639 AMAQI
3rd Aug 20256210 AMAQI
3rd Aug 20256611 AMAQI
3rd Aug 20256912 PMAQI
3rd Aug 2025671 PMAQI
3rd Aug 2025682 PMAQI
3rd Aug 2025663 PMAQI
3rd Aug 2025644 PMAQI
3rd Aug 2025655 PMAQI
3rd Aug 2025646 PMAQI
3rd Aug 2025657 PMAQI
3rd Aug 2025658 PMAQI
3rd Aug 2025669 PMAQI
3rd Aug 20256910 PMAQI
3rd Aug 20256311 PMAQI
4th Aug 20256212 AMAQI
4th Aug 2025641 AMAQI
4th Aug 2025622 AMAQI
4th Aug 2025623 AMAQI
4th Aug 2025644 AMAQI
--°C/°C
5 AM
12 PM
7 PM
12 AM
4 AM
--°C/°C
Day time
Avg. Highest Time
5 AM - 2 PM
62AQI
10 hours / Day
300 hours / Month
Avg. Lowest Time
3 PM - 6 PM
58AQI
4 hours / Day
120 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 5 AM to 2 PM (Avg. 62), while the lowest AQI was between 3 PM to 6 PM (Avg. 58).
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
Hunan University Of Traditional Chinese Medicine, Changsha, Hunan, China
2025
9%
20
49%
104
31%
67
9%
19
1%
3
0.4%
1
Total number of days with different AQI categories in last 215 days in 2025 (150 days remaining)
Good
20 DaysModerate
104 DaysPoor
67 DaysUnhealthy
19 DaysSevere
3 DaysHazardous
1 DaysUnder WHO’s Safe Air Quality Limits: 9%
Health Risk Level:
Extreme
In 2025, 9% 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
Hunan University Of Traditional Chinese Medicine, Changsha, Hunan, 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
173AQI
173AQI
2nd January 2025
180AQI
180AQI
3rd January 2025
193AQI
193AQI
4th January 2025
217AQI
217AQI
5th January 2025
153AQI
153AQI
6th January 2025
164AQI
164AQI
7th January 2025
160AQI
160AQI
8th January 2025
145AQI
145AQI
9th January 2025
142AQI
142AQI
10th January 2025
119AQI
119AQI
11th January 2025
135AQI
135AQI
12th January 2025
129AQI
129AQI
13th January 2025
140AQI
140AQI
14th January 2025
144AQI
144AQI
15th January 2025
131AQI
131AQI
16th January 2025
131AQI
131AQI
17th January 2025
131AQI
131AQI
18th January 2025
143AQI
143AQI
19th January 2025
158AQI
158AQI
20th January 2025
167AQI
167AQI
21st January 2025
162AQI
162AQI
22nd January 2025
166AQI
166AQI
23rd January 2025
242AQI
242AQI
24th January 2025
179AQI
179AQI
25th January 2025
110AQI
110AQI
26th January 2025
108AQI
108AQI
27th January 2025
111AQI
111AQI
28th January 2025
143AQI
143AQI
29th January 2025
220AQI
220AQI
30th January 2025
146AQI
146AQI
31st January 2025
141AQI
141AQI
1st February 2025
122AQI
122AQI
2nd February 2025
129AQI
129AQI
3rd February 2025
135AQI
135AQI
4th February 2025
122AQI
122AQI
5th February 2025
142AQI
142AQI
6th February 2025
114AQI
114AQI
7th February 2025
124AQI
124AQI
8th February 2025
78AQI
78AQI
9th February 2025
94AQI
94AQI
10th February 2025
100AQI
100AQI
11th February 2025
127AQI
127AQI
12th February 2025
140AQI
140AQI
13th February 2025
155AQI
155AQI
14th February 2025
153AQI
153AQI
15th February 2025
158AQI
158AQI
16th February 2025
146AQI
146AQI
17th February 2025
123AQI
123AQI
18th February 2025
114AQI
114AQI
19th February 2025
110AQI
110AQI
20th February 2025
114AQI
114AQI
21st February 2025
152AQI
152AQI
22nd February 2025
84AQI
84AQI
23rd February 2025
154AQI
154AQI
24th February 2025
136AQI
136AQI
25th February 2025
156AQI
156AQI
26th February 2025
151AQI
151AQI
27th February 2025
136AQI
136AQI
28th February 2025
128AQI
128AQI
1st March 2025
96AQI
96AQI
2nd March 2025
89AQI
89AQI
3rd March 2025
57AQI
57AQI
4th March 2025
90AQI
90AQI
5th March 2025
83AQI
83AQI
6th March 2025
118AQI
118AQI
7th March 2025
96AQI
96AQI
8th March 2025
102AQI
102AQI
9th March 2025
118AQI
118AQI
10th March 2025
104AQI
104AQI
11th March 2025
104AQI
104AQI
12th March 2025
132AQI
132AQI
13th March 2025
125AQI
125AQI
14th March 2025
80AQI
80AQI
15th March 2025
93AQI
93AQI
16th March 2025
82AQI
82AQI
17th March 2025
81AQI
81AQI
18th March 2025
81AQI
81AQI
19th March 2025
81AQI
81AQI
20th March 2025
84AQI
84AQI
21st March 2025
97AQI
97AQI
22nd March 2025
97AQI
97AQI
23rd March 2025
129AQI
129AQI
24th March 2025
114AQI
114AQI
25th March 2025
133AQI
133AQI
26th March 2025
136AQI
136AQI
27th March 2025
143AQI
143AQI
28th March 2025
92AQI
92AQI
29th March 2025
104AQI
104AQI
30th March 2025
74AQI
74AQI
31st March 2025
100AQI
100AQI
1st April 2025
93AQI
93AQI
2nd April 2025
100AQI
100AQI
3rd April 2025
99AQI
99AQI
4th April 2025
122AQI
122AQI
5th April 2025
128AQI
128AQI
6th April 2025
132AQI
132AQI
7th April 2025
135AQI
135AQI
8th April 2025
137AQI
137AQI
9th April 2025
138AQI
138AQI
10th April 2025
126AQI
126AQI
11th April 2025
118AQI
118AQI
12th April 2025
395AQI
395AQI
13th April 2025
142AQI
142AQI
14th April 2025
156AQI
156AQI
15th April 2025
111AQI
111AQI
16th April 2025
125AQI
125AQI
17th April 2025
118AQI
118AQI
18th April 2025
118AQI
118AQI
19th April 2025
82AQI
82AQI
20th April 2025
112AQI
112AQI
21st April 2025
74AQI
74AQI
22nd April 2025
93AQI
93AQI
23rd April 2025
91AQI
91AQI
24th April 2025
77AQI
77AQI
25th April 2025
77AQI
77AQI
26th April 2025
75AQI
75AQI
27th April 2025
80AQI
80AQI
28th April 2025
97AQI
97AQI
29th April 2025
104AQI
104AQI
30th April 2025
89AQI
89AQI
1st May 2025
97AQI
97AQI
2nd May 2025
91AQI
91AQI
3rd May 2025
103AQI
103AQI
4th May 2025
102AQI
102AQI
5th May 2025
91AQI
91AQI
6th May 2025
100AQI
100AQI
7th May 2025
102AQI
102AQI
8th May 2025
78AQI
78AQI
9th May 2025
79AQI
79AQI
10th May 2025
83AQI
83AQI
11th May 2025
80AQI
80AQI
12th May 2025
88AQI
88AQI
13th May 2025
88AQI
88AQI
14th May 2025
100AQI
100AQI
15th May 2025
100AQI
100AQI
16th May 2025
79AQI
79AQI
17th May 2025
84AQI
84AQI
18th May 2025
98AQI
98AQI
19th May 2025
81AQI
81AQI
20th May 2025
60AQI
60AQI
21st May 2025
62AQI
62AQI
22nd May 2025
60AQI
60AQI
23rd May 2025
74AQI
74AQI
24th May 2025
95AQI
95AQI
25th May 2025
101AQI
101AQI
26th May 2025
98AQI
98AQI
27th May 2025
117AQI
117AQI
28th May 2025
74AQI
74AQI
29th May 2025
72AQI
72AQI
30th May 2025
61AQI
61AQI
31st May 2025
57AQI
57AQI
1st June 2025
51AQI
51AQI
2nd June 2025
67AQI
67AQI
3rd June 2025
76AQI
76AQI
4th June 2025
88AQI
88AQI
5th June 2025
82AQI
82AQI
6th June 2025
81AQI
81AQI
7th June 2025
68AQI
68AQI
8th June 2025
73AQI
73AQI
9th June 2025
70AQI
70AQI
10th June 2025
79AQI
79AQI
11th June 2025
61AQI
61AQI
12th June 2025
58AQI
58AQI
13th June 2025
68AQI
68AQI
14th June 2025
55AQI
55AQI
15th June 2025
59AQI
59AQI
16th June 2025
59AQI
59AQI
17th June 2025
48AQI
48AQI
18th June 2025
48AQI
48AQI
19th June 2025
46AQI
46AQI
20th June 2025
49AQI
49AQI
21st June 2025
48AQI
48AQI
22nd June 2025
38AQI
38AQI
23rd June 2025
38AQI
38AQI
24th June 2025
45AQI
45AQI
25th June 2025
54AQI
54AQI
26th June 2025
59AQI
59AQI
27th June 2025
50AQI
50AQI
28th June 2025
46AQI
46AQI
29th June 2025
47AQI
47AQI
30th June 2025
48AQI
48AQI
1st July 2025
42AQI
42AQI
2nd July 2025
38AQI
38AQI
3rd July 2025
50AQI
50AQI
4th July 2025
54AQI
54AQI
5th July 2025
65AQI
65AQI
6th July 2025
66AQI
66AQI
7th July 2025
72AQI
72AQI
8th July 2025
78AQI
78AQI
9th July 2025
71AQI
71AQI
10th July 2025
58AQI
58AQI
11th July 2025
64AQI
64AQI
12th July 2025
63AQI
63AQI
13th July 2025
61AQI
61AQI
14th July 2025
60AQI
60AQI
15th July 2025
63AQI
63AQI
16th July 2025
59AQI
59AQI
17th July 2025
61AQI
61AQI
18th July 2025
66AQI
66AQI
19th July 2025
65AQI
65AQI
20th July 2025
59AQI
59AQI
21st July 2025
46AQI
46AQI
22nd July 2025
46AQI
46AQI
23rd July 2025
41AQI
41AQI
24th July 2025
49AQI
49AQI
25th July 2025
49AQI
49AQI
26th July 2025
58AQI
58AQI
27th July 2025
51AQI
51AQI
28th July 2025
54AQI
54AQI
29th July 2025
59AQI
59AQI
30th July 2025
56AQI
56AQI
31st July 2025
61AQI
61AQI
1st August 2025
63AQI
63AQI
2nd August 2025
68AQI
68AQI
154AQI
128AQI
100AQI
118AQI
86AQI
59AQI
58AQI
66AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
2025100AQI
17
11
3
4
17
7
18
13
13
15
1
1
26
5
12
18
8
23
2
20
104
67
19
3
1
Highest AQI recorded in
January154AQI
Lowest AQI recorded in
July58AQI
2024104AQI
1
4
11
14
1
2
8
12
5
2
13
13
5
1
12
16
1
4
15
12
13
16
1
16
15
4
24
3
1
17
11
1
1
11
9
9
1
1
9
7
11
2
16
15
44
144
111
61
6
Highest AQI recorded in
December145AQI
Lowest AQI recorded in
July51AQI
202399AQI
1
3
11
12
4
1
3
13
11
1
9
16
5
4
16
10
19
12
6
23
1
16
15
5
24
2
7
22
1
2
11
17
1
4
19
3
1
6
15
6
3
44
155
117
38
7
Highest AQI recorded in
January154AQI
Lowest AQI recorded in
July50AQI
2022104AQI
5
9
14
3
1
7
9
4
2
16
10
3
1
17
12
1
10
19
1
4
24
2
9
16
2
1
8
21
4
12
14
1
1
9
18
2
2
15
14
23
128
130
39
3
Highest AQI recorded in
January145AQI
Lowest AQI recorded in
July61AQI
2021104AQI
2
12
15
2
1
6
14
6
1
2
11
18
2
12
16
5
18
7
1
6
18
6
2
28
1
6
15
3
19
8
2
15
9
5
2
9
9
10
4
11
12
4
31
157
111
49
7
Highest AQI recorded in
January155AQI
Lowest AQI recorded in
July66AQI
202090AQI
3
5
3
2
9
10
2
14
4
18
12
21
8
2
11
17
2
1
6
22
2
7
9
10
5
2
6
14
8
2
7
19
3
68
104
54
37
3
Highest AQI recorded in
December162AQI
Lowest AQI recorded in
July45AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2022(Avg.)
104AQILeast Polluted Year Recorded
2020(Avg.)
90AQIHunan University Of Traditional Chinese Medicine's annual 2025 AQI (100) shows an average percentage change of -0.002% (improved AQI) compared to previous years: 2020 (90), 2021 (104), 2022 (104), 2023 (99), 2024 (104).
