Henan Medical University, Zhengzhou, Henan, 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
Henan Medical University, Zhengzhou, Henan, China
2021
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
10th Aug 2024
117AQILowest AQI recorded on
27th Aug 2024
28AQISame Day Analysis (2nd August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 1st highest AQI at 62 of Moderate air quality on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 3rd Aug - 4th Aug 2025
Henan Medical University, Zhengzhou, Henan, 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
9AM3rd Aug
74AQI
Avg. Lowest Time
1AM4th Aug
60AQI
In the last 24 hours,
Henan Medical University's AQI reached its highest point of 74 at 9 AM during the Night, while the lowest point, undefined, was recorded at 4 AM during the Night between 3rd Aug and 4th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Henan Medical University, Zhengzhou, Henan, 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 2025575 AMAQI
5th Jul 2025586 AMAQI
5th Jul 2025577 AMAQI
5th Jul 2025358 AMAQI
5th Jul 2025269 AMAQI
5th Jul 20253010 AMAQI
5th Jul 20253511 AMAQI
5th Jul 20254312 PMAQI
5th Jul 2025381 PMAQI
5th Jul 2025352 PMAQI
5th Jul 2025343 PMAQI
5th Jul 2025344 PMAQI
5th Jul 2025285 PMAQI
5th Jul 2025306 PMAQI
5th Jul 2025427 PMAQI
5th Jul 2025508 PMAQI
5th Jul 2025539 PMAQI
5th Jul 20255410 PMAQI
5th Jul 20255511 PMAQI
6th Jul 20255412 AMAQI
6th Jul 2025581 AMAQI
6th Jul 2025572 AMAQI
6th Jul 2025563 AMAQI
6th Jul 2025554 AMAQI
34°C29/39°C
6th Jul 2025545 AMAQI
6th Jul 2025546 AMAQI
6th Jul 2025557 AMAQI
6th Jul 2025568 AMAQI
6th Jul 2025599 AMAQI
6th Jul 20255710 AMAQI
6th Jul 20255911 AMAQI
6th Jul 20255812 PMAQI
6th Jul 2025591 PMAQI
6th Jul 2025602 PMAQI
6th Jul 2025603 PMAQI
6th Jul 2025584 PMAQI
6th Jul 2025595 PMAQI
6th Jul 2025626 PMAQI
6th Jul 2025607 PMAQI
6th Jul 2025608 PMAQI
6th Jul 2025609 PMAQI
6th Jul 20256010 PMAQI
6th Jul 20255811 PMAQI
7th Jul 20255812 AMAQI
7th Jul 2025551 AMAQI
7th Jul 2025562 AMAQI
7th Jul 2025563 AMAQI
7th Jul 2025564 AMAQI
35°C29/41°C
7th Jul 2025565 AMAQI
7th Jul 2025566 AMAQI
7th Jul 2025567 AMAQI
7th Jul 2025628 AMAQI
7th Jul 2025689 AMAQI
7th Jul 20256410 AMAQI
7th Jul 20257211 AMAQI
7th Jul 20257612 PMAQI
7th Jul 2025751 PMAQI
7th Jul 2025782 PMAQI
7th Jul 2025763 PMAQI
7th Jul 2025754 PMAQI
7th Jul 2025745 PMAQI
7th Jul 2025706 PMAQI
7th Jul 2025697 PMAQI
7th Jul 2025688 PMAQI
7th Jul 2025669 PMAQI
7th Jul 20256610 PMAQI
7th Jul 20256211 PMAQI
8th Jul 20255512 AMAQI
8th Jul 2025561 AMAQI
8th Jul 2025572 AMAQI
8th Jul 2025583 AMAQI
8th Jul 2025604 AMAQI
33°C28/40°C
8th Jul 2025605 AMAQI
8th Jul 2025606 AMAQI
8th Jul 2025607 AMAQI
8th Jul 2025568 AMAQI
8th Jul 2025569 AMAQI
8th Jul 20255810 AMAQI
8th Jul 20255811 AMAQI
8th Jul 20256112 PMAQI
8th Jul 2025581 PMAQI
8th Jul 2025582 PMAQI
8th Jul 2025583 PMAQI
8th Jul 2025584 PMAQI
8th Jul 2025585 PMAQI
8th Jul 2025686 PMAQI
8th Jul 2025737 PMAQI
8th Jul 2025628 PMAQI
8th Jul 2025649 PMAQI
8th Jul 20255910 PMAQI
8th Jul 20255911 PMAQI
9th Jul 20255712 AMAQI
9th Jul 2025581 AMAQI
9th Jul 2025592 AMAQI
9th Jul 2025593 AMAQI
9th Jul 2025594 AMAQI
30°C26/36°C
9th Jul 2025595 AMAQI
9th Jul 2025596 AMAQI
9th Jul 2025597 AMAQI
9th Jul 2025768 AMAQI
9th Jul 2025819 AMAQI
9th Jul 20257210 AMAQI
9th Jul 20257411 AMAQI
9th Jul 20256712 PMAQI
9th Jul 2025611 PMAQI
9th Jul 2025582 PMAQI
9th Jul 2025613 PMAQI
9th Jul 2025554 PMAQI
9th Jul 2025595 PMAQI
9th Jul 2025776 PMAQI
9th Jul 2025737 PMAQI
9th Jul 2025698 PMAQI
9th Jul 2025689 PMAQI
9th Jul 20256810 PMAQI
9th Jul 20256811 PMAQI
10th Jul 20256812 AMAQI
10th Jul 2025581 AMAQI
10th Jul 2025592 AMAQI
10th Jul 2025603 AMAQI
10th Jul 2025614 AMAQI
30°C26/34°C
10th Jul 2025615 AMAQI
10th Jul 2025616 AMAQI
10th Jul 2025617 AMAQI
10th Jul 2025788 AMAQI
10th Jul 2025869 AMAQI
10th Jul 20258710 AMAQI
10th Jul 20258611 AMAQI
10th Jul 20258712 PMAQI
10th Jul 2025881 PMAQI
10th Jul 2025872 PMAQI
10th Jul 2025883 PMAQI
10th Jul 2025884 PMAQI
10th Jul 2025865 PMAQI
10th Jul 2025846 PMAQI
10th Jul 2025787 PMAQI
10th Jul 2025738 PMAQI
10th Jul 2025749 PMAQI
10th Jul 20257410 PMAQI
10th Jul 20257311 PMAQI
11th Jul 20257212 AMAQI
11th Jul 2025621 AMAQI
11th Jul 2025612 AMAQI
11th Jul 2025643 AMAQI
11th Jul 2025674 AMAQI
32°C27/36°C
11th Jul 2025675 AMAQI
11th Jul 2025676 AMAQI
11th Jul 2025677 AMAQI
11th Jul 2025858 AMAQI
11th Jul 2025929 AMAQI
11th Jul 20259610 AMAQI
11th Jul 20259411 AMAQI
11th Jul 20259312 PMAQI
11th Jul 2025961 PMAQI
11th Jul 2025882 PMAQI
11th Jul 2025873 PMAQI
11th Jul 2025864 PMAQI
11th Jul 2025865 PMAQI
11th Jul 2025866 PMAQI
11th Jul 2025807 PMAQI
11th Jul 2025768 PMAQI
11th Jul 2025769 PMAQI
11th Jul 20257610 PMAQI
11th Jul 20257811 PMAQI
12th Jul 20257712 AMAQI
12th Jul 2025681 AMAQI
12th Jul 2025662 AMAQI
12th Jul 2025693 AMAQI
12th Jul 2025724 AMAQI
33°C27/38°C
12th Jul 2025725 AMAQI
12th Jul 2025736 AMAQI
12th Jul 2025727 AMAQI
12th Jul 2025888 AMAQI
12th Jul 2025899 AMAQI
12th Jul 20258710 AMAQI
12th Jul 20259011 AMAQI
12th Jul 20258712 PMAQI
12th Jul 2025871 PMAQI
12th Jul 2025842 PMAQI
12th Jul 2025843 PMAQI
12th Jul 2025824 PMAQI
12th Jul 2025805 PMAQI
12th Jul 2025836 PMAQI
12th Jul 2025797 PMAQI
12th Jul 2025768 PMAQI
12th Jul 2025769 PMAQI
12th Jul 20257710 PMAQI
12th Jul 20257711 PMAQI
13th Jul 20257712 AMAQI
13th Jul 2025701 AMAQI
13th Jul 2025702 AMAQI
13th Jul 2025723 AMAQI
13th Jul 2025744 AMAQI
33°C28/38°C
13th Jul 2025745 AMAQI
13th Jul 2025746 AMAQI
13th Jul 2025747 AMAQI
13th Jul 2025818 AMAQI
13th Jul 2025879 AMAQI
13th Jul 20258610 AMAQI
13th Jul 20258811 AMAQI
13th Jul 20258412 PMAQI
13th Jul 2025841 PMAQI
13th Jul 2025832 PMAQI
13th Jul 2025823 PMAQI
13th Jul 2025804 PMAQI
13th Jul 2025815 PMAQI
13th Jul 2025806 PMAQI
13th Jul 2025787 PMAQI
13th Jul 2025768 PMAQI
13th Jul 2025789 PMAQI
13th Jul 20257710 PMAQI
13th Jul 20257811 PMAQI
14th Jul 20257712 AMAQI
14th Jul 2025721 AMAQI
14th Jul 2025722 AMAQI
14th Jul 2025743 AMAQI
14th Jul 2025754 AMAQI
35°C29/40°C
14th Jul 2025755 AMAQI
14th Jul 2025746 AMAQI
14th Jul 2025757 AMAQI
14th Jul 2025818 AMAQI
14th Jul 2025839 AMAQI
14th Jul 20258210 AMAQI
14th Jul 20258411 AMAQI
14th Jul 20258212 PMAQI
14th Jul 2025851 PMAQI
14th Jul 2025872 PMAQI
14th Jul 2025783 PMAQI
14th Jul 2025854 PMAQI
14th Jul 2025815 PMAQI
14th Jul 2025816 PMAQI
14th Jul 2025807 PMAQI
14th Jul 2025758 PMAQI
14th Jul 2025769 PMAQI
14th Jul 20257610 PMAQI
14th Jul 20257811 PMAQI
15th Jul 20257812 AMAQI
15th Jul 2025751 AMAQI
15th Jul 2025742 AMAQI
15th Jul 2025743 AMAQI
15th Jul 2025764 AMAQI
35°C30/40°C
15th Jul 2025765 AMAQI
15th Jul 2025766 AMAQI
15th Jul 2025757 AMAQI
15th Jul 2025838 AMAQI
15th Jul 2025869 AMAQI
15th Jul 20258510 AMAQI
15th Jul 20258611 AMAQI
15th Jul 20258312 PMAQI
15th Jul 2025801 PMAQI
15th Jul 2025842 PMAQI
15th Jul 2025803 PMAQI
15th Jul 2025884 PMAQI
15th Jul 2025855 PMAQI
15th Jul 2025846 PMAQI
15th Jul 2025837 PMAQI
15th Jul 2025808 PMAQI
15th Jul 2025809 PMAQI
15th Jul 20257910 PMAQI
15th Jul 20258111 PMAQI
16th Jul 20258112 AMAQI
16th Jul 2025741 AMAQI
16th Jul 2025742 AMAQI
16th Jul 2025763 AMAQI
16th Jul 2025764 AMAQI
36°C30/42°C
16th Jul 2025765 AMAQI
16th Jul 2025776 AMAQI
16th Jul 2025767 AMAQI
16th Jul 2025688 AMAQI
16th Jul 2025709 AMAQI
16th Jul 20258110 AMAQI
16th Jul 20257211 AMAQI
16th Jul 20257012 PMAQI
16th Jul 2025721 PMAQI
16th Jul 2025712 PMAQI
16th Jul 2025753 PMAQI
16th Jul 2025704 PMAQI
16th Jul 2025725 PMAQI
16th Jul 2025696 PMAQI
16th Jul 2025697 PMAQI
16th Jul 2025698 PMAQI
16th Jul 2025679 PMAQI
16th Jul 20256810 PMAQI
16th Jul 20256811 PMAQI
17th Jul 20256912 AMAQI
17th Jul 2025741 AMAQI
17th Jul 2025742 AMAQI
17th Jul 2025743 AMAQI
17th Jul 2025744 AMAQI
35°C30/40°C
17th Jul 2025765 AMAQI
17th Jul 2025756 AMAQI
17th Jul 2025747 AMAQI
17th Jul 2025678 AMAQI
17th Jul 2025569 AMAQI
17th Jul 20255810 AMAQI
17th Jul 20256011 AMAQI
17th Jul 20255812 PMAQI
17th Jul 2025461 PMAQI
17th Jul 2025452 PMAQI
17th Jul 2025443 PMAQI
17th Jul 2025394 PMAQI
17th Jul 2025405 PMAQI
17th Jul 2025426 PMAQI
17th Jul 2025497 PMAQI
17th Jul 2025598 PMAQI
17th Jul 2025609 PMAQI
17th Jul 20256010 PMAQI
17th Jul 20256111 PMAQI
18th Jul 20256212 AMAQI
18th Jul 2025721 AMAQI
18th Jul 2025712 AMAQI
18th Jul 2025703 AMAQI
18th Jul 2025694 AMAQI
34°C28/40°C
18th Jul 2025695 AMAQI
18th Jul 2025696 AMAQI
18th Jul 2025707 AMAQI
18th Jul 2025568 AMAQI
18th Jul 2025519 AMAQI
18th Jul 20255310 AMAQI
18th Jul 20255011 AMAQI
18th Jul 20255212 PMAQI
18th Jul 2025511 PMAQI
18th Jul 2025502 PMAQI
18th Jul 2025433 PMAQI
18th Jul 2025514 PMAQI
18th Jul 2025415 PMAQI
18th Jul 2025516 PMAQI
18th Jul 2025597 PMAQI
18th Jul 2025638 PMAQI
18th Jul 2025639 PMAQI
18th Jul 20256410 PMAQI
18th Jul 20256411 PMAQI
19th Jul 20256512 AMAQI
19th Jul 2025681 AMAQI
19th Jul 2025682 AMAQI
19th Jul 2025663 AMAQI
19th Jul 2025664 AMAQI
34°C29/40°C
19th Jul 2025655 AMAQI
19th Jul 2025656 AMAQI
19th Jul 2025667 AMAQI
19th Jul 2025688 AMAQI
19th Jul 2025709 AMAQI
19th Jul 20256910 AMAQI
19th Jul 20256911 AMAQI
19th Jul 20256512 PMAQI
19th Jul 2025651 PMAQI
19th Jul 2025632 PMAQI
19th Jul 2025643 PMAQI
19th Jul 2025624 PMAQI
19th Jul 2025635 PMAQI
19th Jul 2025636 PMAQI
19th Jul 2025667 PMAQI
19th Jul 2025658 PMAQI
19th Jul 2025669 PMAQI
19th Jul 20256610 PMAQI
19th Jul 20256811 PMAQI
20th Jul 20256712 AMAQI
20th Jul 2025651 AMAQI
20th Jul 2025662 AMAQI
20th Jul 2025663 AMAQI
20th Jul 2025664 AMAQI
33°C28/38°C
20th Jul 2025675 AMAQI
20th Jul 2025666 AMAQI
20th Jul 2025677 AMAQI
20th Jul 2025688 AMAQI
20th Jul 2025669 AMAQI
20th Jul 20256410 AMAQI
20th Jul 20256611 AMAQI
20th Jul 20256412 PMAQI
20th Jul 2025651 PMAQI
20th Jul 2025652 PMAQI
20th Jul 2025663 PMAQI
20th Jul 2025674 PMAQI
20th Jul 2025705 PMAQI
20th Jul 2025676 PMAQI
20th Jul 2025647 PMAQI
20th Jul 2025658 PMAQI
20th Jul 2025649 PMAQI
20th Jul 20256810 PMAQI
20th Jul 20256711 PMAQI
21st Jul 20256612 AMAQI
21st Jul 2025671 AMAQI
21st Jul 2025662 AMAQI
21st Jul 2025663 AMAQI
21st Jul 2025664 AMAQI
33°C29/39°C
21st Jul 2025675 AMAQI
21st Jul 2025666 AMAQI
21st Jul 2025667 AMAQI
21st Jul 2025618 AMAQI
21st Jul 2025719 AMAQI
21st Jul 20256410 AMAQI
21st Jul 20256511 AMAQI
21st Jul 20256312 PMAQI
21st Jul 2025591 PMAQI
21st Jul 2025442 PMAQI
21st Jul 2025393 PMAQI
21st Jul 2025374 PMAQI
21st Jul 2025455 PMAQI
21st Jul 2025506 PMAQI
21st Jul 2025537 PMAQI
21st Jul 2025598 PMAQI
21st Jul 2025609 PMAQI
21st Jul 20258410 PMAQI
21st Jul 20258411 PMAQI
22nd Jul 20257912 AMAQI
22nd Jul 2025661 AMAQI
22nd Jul 2025662 AMAQI
22nd Jul 2025653 AMAQI
22nd Jul 2025654 AMAQI
30°C25/37°C
22nd Jul 2025645 AMAQI
22nd Jul 2025666 AMAQI
22nd Jul 2025657 AMAQI
22nd Jul 2025828 AMAQI
22nd Jul 2025849 AMAQI
22nd Jul 20256410 AMAQI
22nd Jul 20255011 AMAQI
22nd Jul 20254912 PMAQI
22nd Jul 2025461 PMAQI
22nd Jul 2025342 PMAQI
22nd Jul 2025243 PMAQI
22nd Jul 2025224 PMAQI
22nd Jul 2025295 PMAQI
22nd Jul 2025426 PMAQI
22nd Jul 2025517 PMAQI
22nd Jul 2025588 PMAQI
22nd Jul 2025619 PMAQI
22nd Jul 20256110 PMAQI
22nd Jul 20256011 PMAQI
23rd Jul 20255812 AMAQI
23rd Jul 2025641 AMAQI
23rd Jul 2025662 AMAQI
23rd Jul 2025663 AMAQI
23rd Jul 2025644 AMAQI
29°C25/34°C
23rd Jul 2025655 AMAQI
23rd Jul 2025646 AMAQI
23rd Jul 2025647 AMAQI
23rd Jul 2025318 AMAQI
23rd Jul 2025249 AMAQI
23rd Jul 20253610 AMAQI
23rd Jul 20254511 AMAQI
23rd Jul 20255212 PMAQI
23rd Jul 2025561 PMAQI
23rd Jul 2025582 PMAQI
23rd Jul 2025623 PMAQI
23rd Jul 2025584 PMAQI
23rd Jul 2025515 PMAQI
23rd Jul 2025356 PMAQI
23rd Jul 2025387 PMAQI
23rd Jul 2025548 PMAQI
23rd Jul 2025539 PMAQI
23rd Jul 20255510 PMAQI
23rd Jul 20255411 PMAQI
24th Jul 20255312 AMAQI
24th Jul 2025531 AMAQI
24th Jul 2025592 AMAQI
24th Jul 2025623 AMAQI
24th Jul 2025614 AMAQI
30°C25/35°C
24th Jul 2025605 AMAQI
24th Jul 2025616 AMAQI
24th Jul 2025617 AMAQI
24th Jul 2025468 AMAQI
24th Jul 2025519 AMAQI
24th Jul 20255810 AMAQI
24th Jul 20256411 AMAQI
24th Jul 20256412 PMAQI
24th Jul 2025621 PMAQI
24th Jul 2025622 PMAQI
24th Jul 2025623 PMAQI
24th Jul 2025624 PMAQI
24th Jul 2025595 PMAQI
24th Jul 2025546 PMAQI
24th Jul 2025617 PMAQI
24th Jul 2025598 PMAQI
24th Jul 2025589 PMAQI
24th Jul 20255810 PMAQI
24th Jul 20255811 PMAQI
25th Jul 20255812 AMAQI
25th Jul 2025581 AMAQI
25th Jul 2025592 AMAQI
25th Jul 2025593 AMAQI
25th Jul 2025594 AMAQI
31°C26/37°C
25th Jul 2025595 AMAQI
25th Jul 2025596 AMAQI
25th Jul 2025597 AMAQI
25th Jul 2025588 AMAQI
25th Jul 2025589 AMAQI
25th Jul 20256410 AMAQI
25th Jul 20256411 AMAQI
25th Jul 20256612 PMAQI
25th Jul 2025651 PMAQI
25th Jul 2025632 PMAQI
25th Jul 2025623 PMAQI
25th Jul 2025614 PMAQI
25th Jul 2025605 PMAQI
25th Jul 2025626 PMAQI
25th Jul 2025617 PMAQI
25th Jul 2025608 PMAQI
25th Jul 2025629 PMAQI
25th Jul 20256210 PMAQI
25th Jul 20256211 PMAQI
26th Jul 20255912 AMAQI
26th Jul 2025591 AMAQI
26th Jul 2025592 AMAQI
26th Jul 2025603 AMAQI
26th Jul 2025604 AMAQI
33°C28/40°C
26th Jul 2025605 AMAQI
26th Jul 2025606 AMAQI
26th Jul 2025607 AMAQI
26th Jul 2025648 AMAQI
26th Jul 2025609 AMAQI
26th Jul 20256010 AMAQI
26th Jul 20255811 AMAQI
26th Jul 20255812 PMAQI
26th Jul 2025591 PMAQI
26th Jul 2025582 PMAQI
26th Jul 2025583 PMAQI
26th Jul 2025584 PMAQI
26th Jul 2025575 PMAQI
26th Jul 2025576 PMAQI
26th Jul 2025587 PMAQI
26th Jul 2025588 PMAQI
26th Jul 2025609 PMAQI
26th Jul 20256010 PMAQI
26th Jul 20256011 PMAQI
27th Jul 20255912 AMAQI
27th Jul 2025601 AMAQI
27th Jul 2025602 AMAQI
27th Jul 2025603 AMAQI
27th Jul 2025604 AMAQI
32°C27/38°C
27th Jul 2025605 AMAQI
27th Jul 2025606 AMAQI
27th Jul 2025607 AMAQI
27th Jul 2025608 AMAQI
27th Jul 2025589 AMAQI
27th Jul 20255610 AMAQI
27th Jul 20255611 AMAQI
27th Jul 20255712 PMAQI
27th Jul 2025581 PMAQI
27th Jul 2025572 PMAQI
27th Jul 2025563 PMAQI
27th Jul 2025574 PMAQI
27th Jul 2025565 PMAQI
27th Jul 2025566 PMAQI
27th Jul 2025567 PMAQI
27th Jul 2025588 PMAQI
27th Jul 2025589 PMAQI
27th Jul 20255810 PMAQI
27th Jul 20255811 PMAQI
28th Jul 20256012 AMAQI
28th Jul 2025601 AMAQI
28th Jul 2025602 AMAQI
28th Jul 2025603 AMAQI
28th Jul 2025604 AMAQI
33°C28/38°C
28th Jul 2025605 AMAQI
28th Jul 2025606 AMAQI
28th Jul 2025607 AMAQI
28th Jul 2025718 AMAQI
28th Jul 2025679 AMAQI
28th Jul 20256810 AMAQI
28th Jul 20258011 AMAQI
28th Jul 20259412 PMAQI
28th Jul 2025611 PMAQI
28th Jul 2025622 PMAQI
28th Jul 2025623 PMAQI
28th Jul 2025594 PMAQI
28th Jul 2025605 PMAQI
28th Jul 2025606 PMAQI
28th Jul 2025607 PMAQI
28th Jul 2025608 PMAQI
28th Jul 2025599 PMAQI
28th Jul 20255910 PMAQI
28th Jul 20256011 PMAQI
29th Jul 20256012 AMAQI
29th Jul 2025601 AMAQI
29th Jul 2025602 AMAQI
29th Jul 2025603 AMAQI
29th Jul 2025624 AMAQI
34°C28/40°C
29th Jul 2025625 AMAQI
29th Jul 2025626 AMAQI
29th Jul 2025627 AMAQI
29th Jul 2025628 AMAQI
29th Jul 2025609 AMAQI
29th Jul 20256010 AMAQI
29th Jul 20256211 AMAQI
29th Jul 20256112 PMAQI
29th Jul 2025641 PMAQI
29th Jul 2025632 PMAQI
29th Jul 2025603 PMAQI
29th Jul 2025604 PMAQI
29th Jul 2025615 PMAQI
29th Jul 2025596 PMAQI
29th Jul 2025607 PMAQI
29th Jul 2025618 PMAQI
29th Jul 2025619 PMAQI
29th Jul 20256210 PMAQI
29th Jul 20256011 PMAQI
30th Jul 20256012 AMAQI
30th Jul 2025601 AMAQI
30th Jul 2025612 AMAQI
30th Jul 2025613 AMAQI
30th Jul 2025624 AMAQI
33°C28/41°C
30th Jul 2025615 AMAQI
30th Jul 2025626 AMAQI
30th Jul 2025617 AMAQI
30th Jul 2025618 AMAQI
30th Jul 2025609 AMAQI
30th Jul 20256110 AMAQI
30th Jul 20256011 AMAQI
30th Jul 20256012 PMAQI
30th Jul 2025601 PMAQI
30th Jul 2025572 PMAQI
30th Jul 2025583 PMAQI
30th Jul 2025574 PMAQI
30th Jul 2025595 PMAQI
30th Jul 2025596 PMAQI
30th Jul 2025617 PMAQI
30th Jul 2025608 PMAQI
30th Jul 2025619 PMAQI
30th Jul 20256210 PMAQI
30th Jul 20256111 PMAQI
31st Jul 20256112 AMAQI
31st Jul 2025601 AMAQI
31st Jul 2025602 AMAQI
31st Jul 2025613 AMAQI
31st Jul 2025614 AMAQI
33°C28/40°C
31st Jul 2025615 AMAQI
31st Jul 2025616 AMAQI
31st Jul 2025617 AMAQI
31st Jul 2025618 AMAQI
31st Jul 2025619 AMAQI
31st Jul 20256210 AMAQI
31st Jul 20256111 AMAQI
31st Jul 20256212 PMAQI
31st Jul 2025631 PMAQI
31st Jul 2025602 PMAQI
31st Jul 2025603 PMAQI
31st Jul 2025604 PMAQI
31st Jul 2025605 PMAQI
31st Jul 2025596 PMAQI
31st Jul 2025607 PMAQI
31st Jul 2025618 PMAQI
31st Jul 2025629 PMAQI
31st Jul 20256210 PMAQI
31st Jul 20256511 PMAQI
1st Aug 20256512 AMAQI
1st Aug 2025601 AMAQI
1st Aug 2025582 AMAQI
1st Aug 2025603 AMAQI
1st Aug 2025594 AMAQI
33°C27/39°C
1st Aug 2025595 AMAQI
1st Aug 2025596 AMAQI
1st Aug 2025587 AMAQI
1st Aug 2025648 AMAQI
1st Aug 2025689 AMAQI
1st Aug 20257010 AMAQI
1st Aug 20256811 AMAQI
1st Aug 20256812 PMAQI
1st Aug 2025681 PMAQI
1st Aug 2025672 PMAQI
1st Aug 2025693 PMAQI
1st Aug 2025664 PMAQI
1st Aug 2025635 PMAQI
1st Aug 2025666 PMAQI
1st Aug 2025667 PMAQI
1st Aug 2025638 PMAQI
1st Aug 2025659 PMAQI
1st Aug 20256610 PMAQI
1st Aug 20256411 PMAQI
2nd Aug 20256312 AMAQI
2nd Aug 2025591 AMAQI
2nd Aug 2025592 AMAQI
2nd Aug 2025613 AMAQI
2nd Aug 2025614 AMAQI
33°C27/39°C
2nd Aug 2025615 AMAQI
2nd Aug 2025606 AMAQI
2nd Aug 2025617 AMAQI
2nd Aug 2025728 AMAQI
2nd Aug 2025669 AMAQI
2nd Aug 20257010 AMAQI
2nd Aug 20256911 AMAQI
2nd Aug 20256812 PMAQI
2nd Aug 2025701 PMAQI
2nd Aug 2025662 PMAQI
2nd Aug 2025623 PMAQI
2nd Aug 2025644 PMAQI
2nd Aug 2025655 PMAQI
2nd Aug 2025626 PMAQI
2nd Aug 2025637 PMAQI
2nd Aug 2025628 PMAQI
2nd Aug 2025649 PMAQI
2nd Aug 20256610 PMAQI
2nd Aug 20256611 PMAQI
3rd Aug 20256212 AMAQI
3rd Aug 2025601 AMAQI
3rd Aug 2025602 AMAQI
3rd Aug 2025623 AMAQI
3rd Aug 2025624 AMAQI
33°C28/38°C
3rd Aug 2025625 AMAQI
3rd Aug 2025626 AMAQI
3rd Aug 2025627 AMAQI
3rd Aug 2025698 AMAQI
3rd Aug 2025749 AMAQI
3rd Aug 20256910 AMAQI
3rd Aug 20256811 AMAQI
3rd Aug 20256412 PMAQI
3rd Aug 2025671 PMAQI
3rd Aug 2025662 PMAQI
3rd Aug 2025653 PMAQI
3rd Aug 2025664 PMAQI
3rd Aug 2025645 PMAQI
3rd Aug 2025656 PMAQI
3rd Aug 2025637 PMAQI
3rd Aug 2025648 PMAQI
3rd Aug 2025659 PMAQI
3rd Aug 20256510 PMAQI
3rd Aug 20256411 PMAQI
4th Aug 20256212 AMAQI
4th Aug 2025601 AMAQI
--°C/°C
5 AM
12 PM
7 PM
12 AM
4 AM
--°C/°C
Day time
Avg. Highest Time
5 AM - 7 PM
65AQI
15 hours / Day
450 hours / Month
Avg. Lowest Time
5 AM - 7 PM
65AQI
15 hours / Day
450 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 5 AM to 7 PM (Avg. 65), while the lowest AQI was between 5 AM to 7 PM (Avg. 65).
Night time
Avg. Highest Time
12 AM - 11 PM
64AQI
9 hours / Day
270 hours / Month
Avg. Lowest Time
12 AM - 11 PM
64AQI
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. 64), while the lowest AQI was between 12 AM to 11 PM (Avg. 64).
2025 Days Vs Air Quality
Henan Medical University, Zhengzhou, Henan, China
2025
0.9%
2
49%
105
38%
81
12%
25
0.4%
1
Total number of days with different AQI categories in last 215 days in 2025 (150 days remaining)
Good
2 DaysModerate
105 DaysPoor
81 DaysUnhealthy
25 DaysSevere
0 DaysHazardous
1 DaysUnder WHO’s Safe Air Quality Limits: 0.93%
Health Risk Level:
Extreme
In 2025, 0.93% 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
Henan Medical University, Zhengzhou, Henan, 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
158AQI
158AQI
2nd January 2025
150AQI
150AQI
3rd January 2025
160AQI
160AQI
4th January 2025
160AQI
160AQI
5th January 2025
146AQI
146AQI
6th January 2025
101AQI
101AQI
7th January 2025
105AQI
105AQI
8th January 2025
77AQI
77AQI
9th January 2025
83AQI
83AQI
10th January 2025
112AQI
112AQI
11th January 2025
86AQI
86AQI
12th January 2025
82AQI
82AQI
13th January 2025
127AQI
127AQI
14th January 2025
122AQI
122AQI
15th January 2025
84AQI
84AQI
16th January 2025
92AQI
92AQI
17th January 2025
127AQI
127AQI
18th January 2025
131AQI
131AQI
19th January 2025
131AQI
131AQI
20th January 2025
169AQI
169AQI
21st January 2025
187AQI
187AQI
22nd January 2025
165AQI
165AQI
23rd January 2025
148AQI
148AQI
24th January 2025
170AQI
170AQI
25th January 2025
166AQI
166AQI
26th January 2025
100AQI
100AQI
27th January 2025
83AQI
83AQI
28th January 2025
87AQI
87AQI
29th January 2025
191AQI
191AQI
30th January 2025
169AQI
169AQI
31st January 2025
170AQI
170AQI
1st February 2025
166AQI
166AQI
2nd February 2025
186AQI
186AQI
3rd February 2025
115AQI
115AQI
4th February 2025
104AQI
104AQI
5th February 2025
82AQI
82AQI
6th February 2025
89AQI
89AQI
7th February 2025
75AQI
75AQI
8th February 2025
75AQI
75AQI
9th February 2025
101AQI
101AQI
10th February 2025
130AQI
130AQI
11th February 2025
150AQI
150AQI
12th February 2025
104AQI
104AQI
13th February 2025
104AQI
104AQI
14th February 2025
109AQI
109AQI
15th February 2025
111AQI
111AQI
16th February 2025
89AQI
89AQI
17th February 2025
113AQI
113AQI
18th February 2025
132AQI
132AQI
19th February 2025
101AQI
101AQI
20th February 2025
137AQI
137AQI
21st February 2025
143AQI
143AQI
22nd February 2025
150AQI
150AQI
23rd February 2025
131AQI
131AQI
24th February 2025
156AQI
156AQI
25th February 2025
128AQI
128AQI
26th February 2025
154AQI
154AQI
27th February 2025
155AQI
155AQI
28th February 2025
167AQI
167AQI
1st March 2025
141AQI
141AQI
2nd March 2025
95AQI
95AQI
3rd March 2025
82AQI
82AQI
4th March 2025
99AQI
99AQI
5th March 2025
138AQI
138AQI
6th March 2025
129AQI
129AQI
7th March 2025
145AQI
145AQI
8th March 2025
143AQI
143AQI
9th March 2025
149AQI
149AQI
10th March 2025
152AQI
152AQI
11th March 2025
159AQI
159AQI
12th March 2025
144AQI
144AQI
13th March 2025
172AQI
172AQI
14th March 2025
105AQI
105AQI
15th March 2025
144AQI
144AQI
16th March 2025
79AQI
79AQI
17th March 2025
85AQI
85AQI
18th March 2025
76AQI
76AQI
19th March 2025
88AQI
88AQI
20th March 2025
65AQI
65AQI
21st March 2025
68AQI
68AQI
22nd March 2025
76AQI
76AQI
23rd March 2025
96AQI
96AQI
24th March 2025
429AQI
429AQI
25th March 2025
129AQI
129AQI
26th March 2025
161AQI
161AQI
27th March 2025
126AQI
126AQI
28th March 2025
133AQI
133AQI
29th March 2025
89AQI
89AQI
30th March 2025
96AQI
96AQI
31st March 2025
101AQI
101AQI
1st April 2025
100AQI
100AQI
2nd April 2025
72AQI
72AQI
3rd April 2025
94AQI
94AQI
4th April 2025
112AQI
112AQI
5th April 2025
82AQI
82AQI
6th April 2025
109AQI
109AQI
7th April 2025
125AQI
125AQI
8th April 2025
134AQI
134AQI
9th April 2025
130AQI
130AQI
10th April 2025
135AQI
135AQI
11th April 2025
134AQI
134AQI
12th April 2025
193AQI
193AQI
13th April 2025
114AQI
114AQI
14th April 2025
101AQI
101AQI
15th April 2025
93AQI
93AQI
16th April 2025
149AQI
149AQI
17th April 2025
135AQI
135AQI
18th April 2025
143AQI
143AQI
19th April 2025
128AQI
128AQI
20th April 2025
122AQI
122AQI
21st April 2025
109AQI
109AQI
22nd April 2025
102AQI
102AQI
23rd April 2025
132AQI
132AQI
24th April 2025
92AQI
92AQI
25th April 2025
119AQI
119AQI
26th April 2025
105AQI
105AQI
27th April 2025
112AQI
112AQI
28th April 2025
84AQI
84AQI
29th April 2025
84AQI
84AQI
30th April 2025
113AQI
113AQI
1st May 2025
96AQI
96AQI
2nd May 2025
123AQI
123AQI
3rd May 2025
87AQI
87AQI
4th May 2025
97AQI
97AQI
5th May 2025
154AQI
154AQI
6th May 2025
146AQI
146AQI
7th May 2025
156AQI
156AQI
8th May 2025
144AQI
144AQI
9th May 2025
122AQI
122AQI
10th May 2025
97AQI
97AQI
11th May 2025
91AQI
91AQI
12th May 2025
94AQI
94AQI
13th May 2025
112AQI
112AQI
14th May 2025
109AQI
109AQI
15th May 2025
90AQI
90AQI
16th May 2025
109AQI
109AQI
17th May 2025
169AQI
169AQI
18th May 2025
111AQI
111AQI
19th May 2025
137AQI
137AQI
20th May 2025
114AQI
114AQI
21st May 2025
130AQI
130AQI
22nd May 2025
113AQI
113AQI
23rd May 2025
138AQI
138AQI
24th May 2025
102AQI
102AQI
25th May 2025
104AQI
104AQI
26th May 2025
91AQI
91AQI
27th May 2025
111AQI
111AQI
28th May 2025
103AQI
103AQI
29th May 2025
105AQI
105AQI
30th May 2025
93AQI
93AQI
31st May 2025
88AQI
88AQI
1st June 2025
86AQI
86AQI
2nd June 2025
92AQI
92AQI
3rd June 2025
73AQI
73AQI
4th June 2025
89AQI
89AQI
5th June 2025
77AQI
77AQI
6th June 2025
84AQI
84AQI
7th June 2025
111AQI
111AQI
8th June 2025
97AQI
97AQI
9th June 2025
96AQI
96AQI
10th June 2025
87AQI
87AQI
11th June 2025
89AQI
89AQI
12th June 2025
80AQI
80AQI
13th June 2025
84AQI
84AQI
14th June 2025
76AQI
76AQI
15th June 2025
72AQI
72AQI
16th June 2025
81AQI
81AQI
17th June 2025
79AQI
79AQI
18th June 2025
70AQI
70AQI
19th June 2025
67AQI
67AQI
20th June 2025
64AQI
64AQI
21st June 2025
65AQI
65AQI
22nd June 2025
56AQI
56AQI
23rd June 2025
62AQI
62AQI
24th June 2025
66AQI
66AQI
25th June 2025
79AQI
79AQI
26th June 2025
63AQI
63AQI
27th June 2025
65AQI
65AQI
28th June 2025
60AQI
60AQI
29th June 2025
55AQI
55AQI
30th June 2025
58AQI
58AQI
1st July 2025
53AQI
53AQI
2nd July 2025
53AQI
53AQI
3rd July 2025
50AQI
50AQI
4th July 2025
56AQI
56AQI
5th July 2025
46AQI
46AQI
6th July 2025
58AQI
58AQI
7th July 2025
65AQI
65AQI
8th July 2025
60AQI
60AQI
9th July 2025
65AQI
65AQI
10th July 2025
74AQI
74AQI
11th July 2025
78AQI
78AQI
12th July 2025
78AQI
78AQI
13th July 2025
78AQI
78AQI
14th July 2025
78AQI
78AQI
15th July 2025
80AQI
80AQI
16th July 2025
72AQI
72AQI
17th July 2025
60AQI
60AQI
18th July 2025
60AQI
60AQI
19th July 2025
66AQI
66AQI
20th July 2025
66AQI
66AQI
21st July 2025
62AQI
62AQI
22nd July 2025
57AQI
57AQI
23rd July 2025
54AQI
54AQI
24th July 2025
59AQI
59AQI
25th July 2025
61AQI
61AQI
26th July 2025
59AQI
59AQI
27th July 2025
58AQI
58AQI
28th July 2025
63AQI
63AQI
29th July 2025
61AQI
61AQI
30th July 2025
60AQI
60AQI
31st July 2025
61AQI
61AQI
1st August 2025
64AQI
64AQI
2nd August 2025
62AQI
62AQI
130AQI
123AQI
126AQI
115AQI
114AQI
76AQI
63AQI
63AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
2025106AQI
9
11
11
5
17
6
13
13
4
1
8
21
1
10
18
3
29
1
2
29
2
2
105
81
25
1
Highest AQI recorded in
January130AQI
Lowest AQI recorded in
July63AQI
2024104AQI
7
10
9
4
1
6
8
10
5
6
16
9
15
15
19
9
3
25
5
13
14
4
10
19
2
8
18
4
3
8
9
10
1
12
13
5
8
18
5
34
157
113
51
10
1
Highest AQI recorded in
January149AQI
Lowest AQI recorded in
July62AQI
2023107AQI
8
7
7
8
1
4
9
13
2
4
17
9
1
2
9
13
1
4
1
2
20
9
2
26
2
4
27
5
23
3
1
25
4
15
16
12
8
6
1
8
12
9
1
17
181
100
45
16
2
Highest AQI recorded in
January160AQI
Lowest AQI recorded in
July65AQI
2022116AQI
1
24
6
2
8
11
3
10
6
2
1
1
8
12
1
25
4
1
26
4
5
19
1
21
7
4
9
10
8
1
7
12
10
7
10
9
4
1
12
128
78
69
12
2
Highest AQI recorded in
January181AQI
Lowest AQI recorded in
July62AQI
2021111AQI
1
8
8
6
5
2
4
12
11
1
3
15
9
2
2
14
13
2
1
1
18
11
1
2
20
8
4
20
2
4
17
9
18
1
1
4
11
7
9
11
7
10
12
11
5
25
156
95
54
8
5
Highest AQI recorded in
March179AQI
Lowest AQI recorded in
August62AQI
2020106AQI
1
5
6
1
8
12
1
12
6
1
21
8
1
24
6
4
25
2
1
19
10
9
13
9
6
11
10
3
2
3
11
12
2
1
10
132
85
33
5
1
Highest AQI recorded in
December151AQI
Lowest AQI recorded in
August72AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2022(Avg.)
116AQILeast Polluted Year Recorded
2024(Avg.)
104AQIHenan Medical University's annual 2025 AQI (106) shows an average percentage change of -2.2% (improved AQI) compared to previous years: 2020 (106), 2021 (111), 2022 (116), 2023 (107), 2024 (104).
