City Monitoring Station, 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
City Monitoring Station, Zhengzhou, Henan, China
2021
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
10th Aug 2024
122AQILowest AQI recorded on
27th Aug 2024
21AQISame Day Analysis (1st August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 2nd highest AQI at 63 of Moderate air quality, showing improvement over 2021 on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 2nd Aug - 3rd Aug 2025
City Monitoring Station, Zhengzhou, Henan, China
AQI
Day
Night
.
5 AM2nd Aug 2025
7 PM
4 AM3rd Aug 2025
Day time
Avg. Highest Time
12AMNaNth undefined
AQI
Avg. Lowest Time
12AMNaNth undefined
AQI
Night time
Avg. Highest Time
8AM2nd Aug
72AQI
Avg. Lowest Time
2AM3rd Aug
59AQI
In the last 24 hours,
City Monitoring Station's AQI reached its highest point of 72 at 8 AM during the Night, while the lowest point, undefined, was recorded at 4 AM during the Night between 2nd Aug and 3rd Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
City Monitoring Station, Zhengzhou, Henan, China
JulAug
04th - 05th05th - 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
Day
Night
4th Jul 2025565 AMAQI
4th Jul 2025566 AMAQI
4th Jul 2025567 AMAQI
4th Jul 2025588 AMAQI
4th Jul 2025589 AMAQI
4th Jul 20255810 AMAQI
4th Jul 20255911 AMAQI
4th Jul 20255712 PMAQI
4th Jul 2025561 PMAQI
4th Jul 2025552 PMAQI
4th Jul 2025563 PMAQI
4th Jul 2025544 PMAQI
4th Jul 2025545 PMAQI
4th Jul 2025546 PMAQI
4th Jul 2025557 PMAQI
4th Jul 2025578 PMAQI
4th Jul 2025579 PMAQI
4th Jul 20255610 PMAQI
4th Jul 20255611 PMAQI
5th Jul 20255612 AMAQI
5th Jul 2025571 AMAQI
5th Jul 2025562 AMAQI
5th Jul 2025583 AMAQI
5th Jul 2025584 AMAQI
34°C29/40°C
5th Jul 2025575 AMAQI
5th Jul 2025586 AMAQI
5th Jul 2025577 AMAQI
5th Jul 2025428 AMAQI
5th Jul 2025329 AMAQI
5th Jul 20254010 AMAQI
5th Jul 20254811 AMAQI
5th Jul 20254912 PMAQI
5th Jul 2025441 PMAQI
5th Jul 2025472 PMAQI
5th Jul 2025453 PMAQI
5th Jul 2025474 PMAQI
5th Jul 2025395 PMAQI
5th Jul 2025426 PMAQI
5th Jul 2025527 PMAQI
5th Jul 2025548 PMAQI
5th Jul 2025569 PMAQI
5th Jul 20255710 PMAQI
5th Jul 20255711 PMAQI
6th Jul 20255612 AMAQI
6th Jul 2025581 AMAQI
6th Jul 2025572 AMAQI
6th Jul 2025573 AMAQI
6th Jul 2025564 AMAQI
34°C29/39°C
6th Jul 2025565 AMAQI
6th Jul 2025566 AMAQI
6th Jul 2025557 AMAQI
6th Jul 2025608 AMAQI
6th Jul 2025609 AMAQI
6th Jul 20256110 AMAQI
6th Jul 20255911 AMAQI
6th Jul 20255612 PMAQI
6th Jul 2025551 PMAQI
6th Jul 2025542 PMAQI
6th Jul 2025543 PMAQI
6th Jul 2025544 PMAQI
6th Jul 2025545 PMAQI
6th Jul 2025566 PMAQI
6th Jul 2025587 PMAQI
6th Jul 2025588 PMAQI
6th Jul 2025589 PMAQI
6th Jul 20255810 PMAQI
6th Jul 20255811 PMAQI
7th Jul 20255812 AMAQI
7th Jul 2025561 AMAQI
7th Jul 2025572 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 2025568 AMAQI
7th Jul 2025569 AMAQI
7th Jul 20255810 AMAQI
7th Jul 20256211 AMAQI
7th Jul 20256812 PMAQI
7th Jul 2025701 PMAQI
7th Jul 2025742 PMAQI
7th Jul 2025723 PMAQI
7th Jul 2025684 PMAQI
7th Jul 2025655 PMAQI
7th Jul 2025666 PMAQI
7th Jul 2025667 PMAQI
7th Jul 2025628 PMAQI
7th Jul 2025649 PMAQI
7th Jul 20256210 PMAQI
7th Jul 20256111 PMAQI
8th Jul 20255612 AMAQI
8th Jul 2025571 AMAQI
8th Jul 2025572 AMAQI
8th Jul 2025573 AMAQI
8th Jul 2025594 AMAQI
33°C28/40°C
8th Jul 2025585 AMAQI
8th Jul 2025596 AMAQI
8th Jul 2025597 AMAQI
8th Jul 2025578 AMAQI
8th Jul 2025589 AMAQI
8th Jul 20256010 AMAQI
8th Jul 20256311 AMAQI
8th Jul 20256312 PMAQI
8th Jul 2025621 PMAQI
8th Jul 2025622 PMAQI
8th Jul 2025623 PMAQI
8th Jul 2025604 PMAQI
8th Jul 2025615 PMAQI
8th Jul 2025676 PMAQI
8th Jul 2025697 PMAQI
8th Jul 2025648 PMAQI
8th Jul 2025609 PMAQI
8th Jul 20256010 PMAQI
8th Jul 20255911 PMAQI
9th Jul 20256012 AMAQI
9th Jul 2025581 AMAQI
9th Jul 2025582 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 2025789 AMAQI
9th Jul 20257610 AMAQI
9th Jul 20257111 AMAQI
9th Jul 20257012 PMAQI
9th Jul 2025661 PMAQI
9th Jul 2025622 PMAQI
9th Jul 2025623 PMAQI
9th Jul 2025564 PMAQI
9th Jul 2025585 PMAQI
9th Jul 2025696 PMAQI
9th Jul 2025667 PMAQI
9th Jul 2025628 PMAQI
9th Jul 2025629 PMAQI
9th Jul 20256410 PMAQI
9th Jul 20256411 PMAQI
10th Jul 20256412 AMAQI
10th Jul 2025601 AMAQI
10th Jul 2025592 AMAQI
10th Jul 2025603 AMAQI
10th Jul 2025624 AMAQI
30°C26/34°C
10th Jul 2025625 AMAQI
10th Jul 2025626 AMAQI
10th Jul 2025627 AMAQI
10th Jul 2025768 AMAQI
10th Jul 2025849 AMAQI
10th Jul 20258810 AMAQI
10th Jul 20258611 AMAQI
10th Jul 20258412 PMAQI
10th Jul 2025841 PMAQI
10th Jul 2025832 PMAQI
10th Jul 2025803 PMAQI
10th Jul 2025794 PMAQI
10th Jul 2025785 PMAQI
10th Jul 2025766 PMAQI
10th Jul 2025767 PMAQI
10th Jul 2025728 PMAQI
10th Jul 2025719 PMAQI
10th Jul 20257010 PMAQI
10th Jul 20257211 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 2025667 AMAQI
11th Jul 2025908 AMAQI
11th Jul 2025999 AMAQI
11th Jul 202510010 AMAQI
11th Jul 202510411 AMAQI
11th Jul 20259312 PMAQI
11th Jul 2025921 PMAQI
11th Jul 2025862 PMAQI
11th Jul 2025843 PMAQI
11th Jul 2025824 PMAQI
11th Jul 2025845 PMAQI
11th Jul 2025866 PMAQI
11th Jul 2025817 PMAQI
11th Jul 2025758 PMAQI
11th Jul 2025769 PMAQI
11th Jul 20257610 PMAQI
11th Jul 20257611 PMAQI
12th Jul 20257612 AMAQI
12th Jul 2025681 AMAQI
12th Jul 2025662 AMAQI
12th Jul 2025683 AMAQI
12th Jul 2025724 AMAQI
33°C27/38°C
12th Jul 2025725 AMAQI
12th Jul 2025726 AMAQI
12th Jul 2025727 AMAQI
12th Jul 2025908 AMAQI
12th Jul 2025949 AMAQI
12th Jul 20258710 AMAQI
12th Jul 20259211 AMAQI
12th Jul 20258712 PMAQI
12th Jul 2025861 PMAQI
12th Jul 2025842 PMAQI
12th Jul 2025843 PMAQI
12th Jul 2025824 PMAQI
12th Jul 2025825 PMAQI
12th Jul 2025826 PMAQI
12th Jul 2025777 PMAQI
12th Jul 2025748 PMAQI
12th Jul 2025769 PMAQI
12th Jul 20257610 PMAQI
12th Jul 20257711 PMAQI
13th Jul 20257512 AMAQI
13th Jul 2025711 AMAQI
13th Jul 2025702 AMAQI
13th Jul 2025723 AMAQI
13th Jul 2025744 AMAQI
33°C28/38°C
13th Jul 2025755 AMAQI
13th Jul 2025746 AMAQI
13th Jul 2025747 AMAQI
13th Jul 2025818 AMAQI
13th Jul 2025849 AMAQI
13th Jul 20258210 AMAQI
13th Jul 20258511 AMAQI
13th Jul 20258412 PMAQI
13th Jul 2025821 PMAQI
13th Jul 2025802 PMAQI
13th Jul 2025793 PMAQI
13th Jul 2025794 PMAQI
13th Jul 2025765 PMAQI
13th Jul 2025746 PMAQI
13th Jul 2025757 PMAQI
13th Jul 2025738 PMAQI
13th Jul 2025749 PMAQI
13th Jul 20257710 PMAQI
13th Jul 20257711 PMAQI
14th Jul 20257512 AMAQI
14th Jul 2025731 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 2025788 AMAQI
14th Jul 2025809 AMAQI
14th Jul 20257810 AMAQI
14th Jul 20258211 AMAQI
14th Jul 20258112 PMAQI
14th Jul 2025801 PMAQI
14th Jul 2025782 PMAQI
14th Jul 2025743 PMAQI
14th Jul 2025754 PMAQI
14th Jul 2025745 PMAQI
14th Jul 2025766 PMAQI
14th Jul 2025727 PMAQI
14th Jul 2025748 PMAQI
14th Jul 2025749 PMAQI
14th Jul 20257610 PMAQI
14th Jul 20257511 PMAQI
15th Jul 20257612 AMAQI
15th Jul 2025741 AMAQI
15th Jul 2025742 AMAQI
15th Jul 2025743 AMAQI
15th Jul 2025764 AMAQI
35°C30/40°C
15th Jul 2025755 AMAQI
15th Jul 2025756 AMAQI
15th Jul 2025757 AMAQI
15th Jul 2025828 AMAQI
15th Jul 2025849 AMAQI
15th Jul 20258210 AMAQI
15th Jul 20257911 AMAQI
15th Jul 20257712 PMAQI
15th Jul 2025731 PMAQI
15th Jul 2025702 PMAQI
15th Jul 2025753 PMAQI
15th Jul 2025784 PMAQI
15th Jul 2025715 PMAQI
15th Jul 2025706 PMAQI
15th Jul 2025697 PMAQI
15th Jul 2025718 PMAQI
15th Jul 2025749 PMAQI
15th Jul 20257210 PMAQI
15th Jul 20257211 PMAQI
16th Jul 20257212 AMAQI
16th Jul 2025731 AMAQI
16th Jul 2025742 AMAQI
16th Jul 2025753 AMAQI
16th Jul 2025754 AMAQI
36°C30/42°C
16th Jul 2025755 AMAQI
16th Jul 2025766 AMAQI
16th Jul 2025767 AMAQI
16th Jul 2025718 AMAQI
16th Jul 2025729 AMAQI
16th Jul 20259210 AMAQI
16th Jul 20258111 AMAQI
16th Jul 20257712 PMAQI
16th Jul 2025781 PMAQI
16th Jul 2025802 PMAQI
16th Jul 2025793 PMAQI
16th Jul 2025714 PMAQI
16th Jul 2025675 PMAQI
16th Jul 2025646 PMAQI
16th Jul 2025677 PMAQI
16th Jul 2025688 PMAQI
16th Jul 2025669 PMAQI
16th Jul 20256610 PMAQI
16th Jul 20256811 PMAQI
17th Jul 20256612 AMAQI
17th Jul 2025711 AMAQI
17th Jul 2025742 AMAQI
17th Jul 2025743 AMAQI
17th Jul 2025744 AMAQI
35°C30/40°C
17th Jul 2025745 AMAQI
17th Jul 2025746 AMAQI
17th Jul 2025747 AMAQI
17th Jul 2025688 AMAQI
17th Jul 2025609 AMAQI
17th Jul 20255810 AMAQI
17th Jul 20256211 AMAQI
17th Jul 20255812 PMAQI
17th Jul 2025541 PMAQI
17th Jul 2025482 PMAQI
17th Jul 2025533 PMAQI
17th Jul 2025514 PMAQI
17th Jul 2025525 PMAQI
17th Jul 2025516 PMAQI
17th Jul 2025587 PMAQI
17th Jul 2025628 PMAQI
17th Jul 2025639 PMAQI
17th Jul 20256310 PMAQI
17th Jul 20256311 PMAQI
18th Jul 20256512 AMAQI
18th Jul 2025711 AMAQI
18th Jul 2025712 AMAQI
18th Jul 2025703 AMAQI
18th Jul 2025684 AMAQI
34°C28/40°C
18th Jul 2025685 AMAQI
18th Jul 2025686 AMAQI
18th Jul 2025687 AMAQI
18th Jul 2025738 AMAQI
18th Jul 2025769 AMAQI
18th Jul 20256910 AMAQI
18th Jul 20256611 AMAQI
18th Jul 20256212 PMAQI
18th Jul 2025641 PMAQI
18th Jul 2025592 PMAQI
18th Jul 2025543 PMAQI
18th Jul 2025554 PMAQI
18th Jul 2025545 PMAQI
18th Jul 2025586 PMAQI
18th Jul 2025637 PMAQI
18th Jul 2025648 PMAQI
18th Jul 2025659 PMAQI
18th Jul 20256510 PMAQI
18th Jul 20256511 PMAQI
19th Jul 20256612 AMAQI
19th Jul 2025681 AMAQI
19th Jul 2025682 AMAQI
19th Jul 2025683 AMAQI
19th Jul 2025674 AMAQI
34°C29/40°C
19th Jul 2025675 AMAQI
19th Jul 2025676 AMAQI
19th Jul 2025677 AMAQI
19th Jul 2025778 AMAQI
19th Jul 2025789 AMAQI
19th Jul 20257810 AMAQI
19th Jul 20257511 AMAQI
19th Jul 20256912 PMAQI
19th Jul 2025671 PMAQI
19th Jul 2025672 PMAQI
19th Jul 2025673 PMAQI
19th Jul 2025654 PMAQI
19th Jul 2025655 PMAQI
19th Jul 2025646 PMAQI
19th Jul 2025687 PMAQI
19th Jul 2025668 PMAQI
19th Jul 2025669 PMAQI
19th Jul 20256610 PMAQI
19th Jul 20256811 PMAQI
20th Jul 20256812 AMAQI
20th Jul 2025661 AMAQI
20th Jul 2025662 AMAQI
20th Jul 2025673 AMAQI
20th Jul 2025684 AMAQI
33°C28/38°C
20th Jul 2025685 AMAQI
20th Jul 2025686 AMAQI
20th Jul 2025687 AMAQI
20th Jul 2025728 AMAQI
20th Jul 2025769 AMAQI
20th Jul 20257010 AMAQI
20th Jul 20256611 AMAQI
20th Jul 20256612 PMAQI
20th Jul 2025661 PMAQI
20th Jul 2025682 PMAQI
20th Jul 2025693 PMAQI
20th Jul 2025694 PMAQI
20th Jul 2025715 PMAQI
20th Jul 2025726 PMAQI
20th Jul 2025687 PMAQI
20th Jul 2025678 PMAQI
20th Jul 2025699 PMAQI
20th Jul 20257010 PMAQI
20th Jul 20256911 PMAQI
21st Jul 20256612 AMAQI
21st Jul 2025671 AMAQI
21st Jul 2025662 AMAQI
21st Jul 2025673 AMAQI
21st Jul 2025684 AMAQI
33°C29/39°C
21st Jul 2025685 AMAQI
21st Jul 2025686 AMAQI
21st Jul 2025687 AMAQI
21st Jul 2025638 AMAQI
21st Jul 2025629 AMAQI
21st Jul 20256010 AMAQI
21st Jul 20255811 AMAQI
21st Jul 20256312 PMAQI
21st Jul 2025631 PMAQI
21st Jul 2025582 PMAQI
21st Jul 2025583 PMAQI
21st Jul 2025544 PMAQI
21st Jul 2025585 PMAQI
21st Jul 2025586 PMAQI
21st Jul 2025627 PMAQI
21st Jul 2025648 PMAQI
21st Jul 2025659 PMAQI
21st Jul 20257410 PMAQI
21st Jul 20257811 PMAQI
22nd Jul 20257412 AMAQI
22nd Jul 2025661 AMAQI
22nd Jul 2025662 AMAQI
22nd Jul 2025663 AMAQI
22nd Jul 2025664 AMAQI
30°C25/37°C
22nd Jul 2025665 AMAQI
22nd Jul 2025666 AMAQI
22nd Jul 2025667 AMAQI
22nd Jul 2025778 AMAQI
22nd Jul 2025799 AMAQI
22nd Jul 20256510 AMAQI
22nd Jul 20255711 AMAQI
22nd Jul 20255612 PMAQI
22nd Jul 2025551 PMAQI
22nd Jul 2025462 PMAQI
22nd Jul 2025403 PMAQI
22nd Jul 2025294 PMAQI
22nd Jul 2025325 PMAQI
22nd Jul 2025456 PMAQI
22nd Jul 2025537 PMAQI
22nd Jul 2025608 PMAQI
22nd Jul 2025619 PMAQI
22nd Jul 20256110 PMAQI
22nd Jul 20256111 PMAQI
23rd Jul 20256112 AMAQI
23rd Jul 2025641 AMAQI
23rd Jul 2025662 AMAQI
23rd Jul 2025663 AMAQI
23rd Jul 2025654 AMAQI
29°C25/34°C
23rd Jul 2025665 AMAQI
23rd Jul 2025666 AMAQI
23rd Jul 2025667 AMAQI
23rd Jul 2025348 AMAQI
23rd Jul 2025289 AMAQI
23rd Jul 20253810 AMAQI
23rd Jul 20255311 AMAQI
23rd Jul 20255712 PMAQI
23rd Jul 2025581 PMAQI
23rd Jul 2025602 PMAQI
23rd Jul 2025613 PMAQI
23rd Jul 2025584 PMAQI
23rd Jul 2025515 PMAQI
23rd Jul 2025496 PMAQI
23rd Jul 2025487 PMAQI
23rd Jul 2025558 PMAQI
23rd Jul 2025559 PMAQI
23rd Jul 20255710 PMAQI
23rd Jul 20255611 PMAQI
24th Jul 20255512 AMAQI
24th Jul 2025551 AMAQI
24th Jul 2025602 AMAQI
24th Jul 2025643 AMAQI
24th Jul 2025624 AMAQI
30°C25/35°C
24th Jul 2025635 AMAQI
24th Jul 2025626 AMAQI
24th Jul 2025627 AMAQI
24th Jul 2025538 AMAQI
24th Jul 2025559 AMAQI
24th Jul 20256010 AMAQI
24th Jul 20256211 AMAQI
24th Jul 20256412 PMAQI
24th Jul 2025611 PMAQI
24th Jul 2025622 PMAQI
24th Jul 2025573 PMAQI
24th Jul 2025564 PMAQI
24th Jul 2025555 PMAQI
24th Jul 2025536 PMAQI
24th Jul 2025587 PMAQI
24th Jul 2025608 PMAQI
24th Jul 2025599 PMAQI
24th Jul 20256010 PMAQI
24th Jul 20255911 PMAQI
25th Jul 20256012 AMAQI
25th Jul 2025601 AMAQI
25th Jul 2025602 AMAQI
25th Jul 2025603 AMAQI
25th Jul 2025594 AMAQI
31°C26/37°C
25th Jul 2025605 AMAQI
25th Jul 2025606 AMAQI
25th Jul 2025597 AMAQI
25th Jul 2025598 AMAQI
25th Jul 2025609 AMAQI
25th Jul 20256410 AMAQI
25th Jul 20256611 AMAQI
25th Jul 20256612 PMAQI
25th Jul 2025661 PMAQI
25th Jul 2025662 PMAQI
25th Jul 2025623 PMAQI
25th Jul 2025604 PMAQI
25th Jul 2025585 PMAQI
25th Jul 2025586 PMAQI
25th Jul 2025597 PMAQI
25th Jul 2025608 PMAQI
25th Jul 2025629 PMAQI
25th Jul 20256310 PMAQI
25th Jul 20256311 PMAQI
26th Jul 20256012 AMAQI
26th Jul 2025601 AMAQI
26th Jul 2025602 AMAQI
26th Jul 2025603 AMAQI
26th Jul 2025614 AMAQI
33°C28/40°C
26th Jul 2025615 AMAQI
26th Jul 2025616 AMAQI
26th Jul 2025617 AMAQI
26th Jul 2025618 AMAQI
26th Jul 2025619 AMAQI
26th Jul 20256310 AMAQI
26th Jul 20256211 AMAQI
26th Jul 20256012 PMAQI
26th Jul 2025621 PMAQI
26th Jul 2025602 PMAQI
26th Jul 2025603 PMAQI
26th Jul 2025604 PMAQI
26th Jul 2025585 PMAQI
26th Jul 2025606 PMAQI
26th Jul 2025607 PMAQI
26th Jul 2025608 PMAQI
26th Jul 2025609 PMAQI
26th Jul 20256010 PMAQI
26th Jul 20256011 PMAQI
27th Jul 20256012 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 2025616 AMAQI
27th Jul 2025617 AMAQI
27th Jul 2025608 AMAQI
27th Jul 2025629 AMAQI
27th Jul 20256010 AMAQI
27th Jul 20256111 AMAQI
27th Jul 20256212 PMAQI
27th Jul 2025601 PMAQI
27th Jul 2025572 PMAQI
27th Jul 2025553 PMAQI
27th Jul 2025554 PMAQI
27th Jul 2025585 PMAQI
27th Jul 2025586 PMAQI
27th Jul 2025577 PMAQI
27th Jul 2025588 PMAQI
27th Jul 2025589 PMAQI
27th Jul 20255810 PMAQI
27th Jul 20255911 PMAQI
28th Jul 20256012 AMAQI
28th Jul 2025601 AMAQI
28th Jul 2025602 AMAQI
28th Jul 2025603 AMAQI
28th Jul 2025614 AMAQI
33°C28/38°C
28th Jul 2025605 AMAQI
28th Jul 2025616 AMAQI
28th Jul 2025607 AMAQI
28th Jul 2025698 AMAQI
28th Jul 2025669 AMAQI
28th Jul 20256510 AMAQI
28th Jul 20257111 AMAQI
28th Jul 20257412 PMAQI
28th Jul 2025611 PMAQI
28th Jul 2025622 PMAQI
28th Jul 2025583 PMAQI
28th Jul 2025584 PMAQI
28th Jul 2025605 PMAQI
28th Jul 2025616 PMAQI
28th Jul 2025607 PMAQI
28th Jul 2025608 PMAQI
28th Jul 2025609 PMAQI
28th Jul 20256010 PMAQI
28th Jul 20256011 PMAQI
29th Jul 20255812 AMAQI
29th Jul 2025601 AMAQI
29th Jul 2025612 AMAQI
29th Jul 2025613 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 20256212 PMAQI
29th Jul 2025621 PMAQI
29th Jul 2025622 PMAQI
29th Jul 2025613 PMAQI
29th Jul 2025604 PMAQI
29th Jul 2025605 PMAQI
29th Jul 2025596 PMAQI
29th Jul 2025597 PMAQI
29th Jul 2025618 PMAQI
29th Jul 2025619 PMAQI
29th Jul 20256010 PMAQI
29th Jul 20255911 PMAQI
30th Jul 20256112 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 2025628 AMAQI
30th Jul 2025609 AMAQI
30th Jul 20256010 AMAQI
30th Jul 20256011 AMAQI
30th Jul 20256012 PMAQI
30th Jul 2025601 PMAQI
30th Jul 2025572 PMAQI
30th Jul 2025583 PMAQI
30th Jul 2025564 PMAQI
30th Jul 2025565 PMAQI
30th Jul 2025586 PMAQI
30th Jul 2025617 PMAQI
30th Jul 2025628 PMAQI
30th Jul 2025629 PMAQI
30th Jul 20256410 PMAQI
30th Jul 20256211 PMAQI
31st Jul 20256212 AMAQI
31st Jul 2025601 AMAQI
31st Jul 2025612 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 20256410 AMAQI
31st Jul 20257011 AMAQI
31st Jul 20256712 PMAQI
31st Jul 2025681 PMAQI
31st Jul 2025642 PMAQI
31st Jul 2025613 PMAQI
31st Jul 2025584 PMAQI
31st Jul 2025585 PMAQI
31st Jul 2025586 PMAQI
31st Jul 2025587 PMAQI
31st Jul 2025588 PMAQI
31st Jul 2025619 PMAQI
31st Jul 20256010 PMAQI
31st Jul 20256211 PMAQI
1st Aug 20256212 AMAQI
1st Aug 2025591 AMAQI
1st Aug 2025582 AMAQI
1st Aug 2025603 AMAQI
1st Aug 2025594 AMAQI
33°C27/39°C
1st Aug 2025585 AMAQI
1st Aug 2025596 AMAQI
1st Aug 2025597 AMAQI
1st Aug 2025618 AMAQI
1st Aug 2025659 AMAQI
1st Aug 20256810 AMAQI
1st Aug 20256511 AMAQI
1st Aug 20256312 PMAQI
1st Aug 2025681 PMAQI
1st Aug 2025692 PMAQI
1st Aug 2025703 PMAQI
1st Aug 2025664 PMAQI
1st Aug 2025645 PMAQI
1st Aug 2025686 PMAQI
1st Aug 2025687 PMAQI
1st Aug 2025658 PMAQI
1st Aug 2025649 PMAQI
1st Aug 20256610 PMAQI
1st Aug 20256511 PMAQI
2nd Aug 20256312 AMAQI
2nd Aug 2025591 AMAQI
2nd Aug 2025592 AMAQI
2nd Aug 2025603 AMAQI
2nd Aug 2025614 AMAQI
33°C27/39°C
2nd Aug 2025615 AMAQI
2nd Aug 2025616 AMAQI
2nd Aug 2025617 AMAQI
2nd Aug 2025728 AMAQI
2nd Aug 2025679 AMAQI
2nd Aug 20257010 AMAQI
2nd Aug 20256711 AMAQI
2nd Aug 20256512 PMAQI
2nd Aug 2025681 PMAQI
2nd Aug 2025662 PMAQI
2nd Aug 2025613 PMAQI
2nd Aug 2025644 PMAQI
2nd Aug 2025665 PMAQI
2nd Aug 2025636 PMAQI
2nd Aug 2025667 PMAQI
2nd Aug 2025638 PMAQI
2nd Aug 2025639 PMAQI
2nd Aug 20256410 PMAQI
2nd Aug 20256411 PMAQI
3rd Aug 20256312 AMAQI
3rd Aug 2025601 AMAQI
3rd Aug 2025592 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
City Monitoring Station, Zhengzhou, Henan, China
2025
33%
71
53%
113
13%
28
0.4%
1
Total number of days with different AQI categories in last 214 days in 2025 (151 days remaining)
Good
0 DaysModerate
71 DaysPoor
113 DaysUnhealthy
28 DaysSevere
0 DaysHazardous
1 DaysUnder WHO’s Safe Air Quality Limits: 0%
Health Risk Level:
Extreme
In 2025, 0% of 214 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
City Monitoring Station, 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
159AQI
159AQI
2nd January 2025
155AQI
155AQI
3rd January 2025
161AQI
161AQI
4th January 2025
162AQI
162AQI
5th January 2025
146AQI
146AQI
6th January 2025
108AQI
108AQI
7th January 2025
110AQI
110AQI
8th January 2025
82AQI
82AQI
9th January 2025
88AQI
88AQI
10th January 2025
114AQI
114AQI
11th January 2025
93AQI
93AQI
12th January 2025
87AQI
87AQI
13th January 2025
124AQI
124AQI
14th January 2025
121AQI
121AQI
15th January 2025
93AQI
93AQI
16th January 2025
94AQI
94AQI
17th January 2025
130AQI
130AQI
18th January 2025
134AQI
134AQI
19th January 2025
137AQI
137AQI
20th January 2025
164AQI
164AQI
21st January 2025
189AQI
189AQI
22nd January 2025
172AQI
172AQI
23rd January 2025
152AQI
152AQI
24th January 2025
170AQI
170AQI
25th January 2025
168AQI
168AQI
26th January 2025
106AQI
106AQI
27th January 2025
86AQI
86AQI
28th January 2025
88AQI
88AQI
29th January 2025
180AQI
180AQI
30th January 2025
168AQI
168AQI
31st January 2025
169AQI
169AQI
1st February 2025
166AQI
166AQI
2nd February 2025
184AQI
184AQI
3rd February 2025
126AQI
126AQI
4th February 2025
107AQI
107AQI
5th February 2025
83AQI
83AQI
6th February 2025
93AQI
93AQI
7th February 2025
75AQI
75AQI
8th February 2025
74AQI
74AQI
9th February 2025
98AQI
98AQI
10th February 2025
129AQI
129AQI
11th February 2025
150AQI
150AQI
12th February 2025
112AQI
112AQI
13th February 2025
108AQI
108AQI
14th February 2025
115AQI
115AQI
15th February 2025
113AQI
113AQI
16th February 2025
95AQI
95AQI
17th February 2025
113AQI
113AQI
18th February 2025
133AQI
133AQI
19th February 2025
103AQI
103AQI
20th February 2025
132AQI
132AQI
21st February 2025
142AQI
142AQI
22nd February 2025
151AQI
151AQI
23rd February 2025
137AQI
137AQI
24th February 2025
156AQI
156AQI
25th February 2025
133AQI
133AQI
26th February 2025
154AQI
154AQI
27th February 2025
155AQI
155AQI
28th February 2025
171AQI
171AQI
1st March 2025
142AQI
142AQI
2nd March 2025
102AQI
102AQI
3rd March 2025
87AQI
87AQI
4th March 2025
102AQI
102AQI
5th March 2025
137AQI
137AQI
6th March 2025
134AQI
134AQI
7th March 2025
145AQI
145AQI
8th March 2025
146AQI
146AQI
9th March 2025
153AQI
153AQI
10th March 2025
154AQI
154AQI
11th March 2025
160AQI
160AQI
12th March 2025
144AQI
144AQI
13th March 2025
168AQI
168AQI
14th March 2025
111AQI
111AQI
15th March 2025
142AQI
142AQI
16th March 2025
77AQI
77AQI
17th March 2025
86AQI
86AQI
18th March 2025
75AQI
75AQI
19th March 2025
85AQI
85AQI
20th March 2025
66AQI
66AQI
21st March 2025
69AQI
69AQI
22nd March 2025
76AQI
76AQI
23rd March 2025
97AQI
97AQI
24th March 2025
394AQI
394AQI
25th March 2025
127AQI
127AQI
26th March 2025
158AQI
158AQI
27th March 2025
141AQI
141AQI
28th March 2025
146AQI
146AQI
29th March 2025
127AQI
127AQI
30th March 2025
111AQI
111AQI
31st March 2025
106AQI
106AQI
1st April 2025
109AQI
109AQI
2nd April 2025
92AQI
92AQI
3rd April 2025
111AQI
111AQI
4th April 2025
127AQI
127AQI
5th April 2025
116AQI
116AQI
6th April 2025
143AQI
143AQI
7th April 2025
145AQI
145AQI
8th April 2025
149AQI
149AQI
9th April 2025
149AQI
149AQI
10th April 2025
150AQI
150AQI
11th April 2025
152AQI
152AQI
12th April 2025
152AQI
152AQI
13th April 2025
141AQI
141AQI
14th April 2025
119AQI
119AQI
15th April 2025
122AQI
122AQI
16th April 2025
137AQI
137AQI
17th April 2025
144AQI
144AQI
18th April 2025
144AQI
144AQI
19th April 2025
146AQI
146AQI
20th April 2025
140AQI
140AQI
21st April 2025
134AQI
134AQI
22nd April 2025
135AQI
135AQI
23rd April 2025
142AQI
142AQI
24th April 2025
118AQI
118AQI
25th April 2025
134AQI
134AQI
26th April 2025
132AQI
132AQI
27th April 2025
132AQI
132AQI
28th April 2025
115AQI
115AQI
29th April 2025
116AQI
116AQI
30th April 2025
134AQI
134AQI
1st May 2025
121AQI
121AQI
2nd May 2025
142AQI
142AQI
3rd May 2025
122AQI
122AQI
4th May 2025
122AQI
122AQI
5th May 2025
149AQI
149AQI
6th May 2025
141AQI
141AQI
7th May 2025
155AQI
155AQI
8th May 2025
150AQI
150AQI
9th May 2025
132AQI
132AQI
10th May 2025
124AQI
124AQI
11th May 2025
114AQI
114AQI
12th May 2025
120AQI
120AQI
13th May 2025
128AQI
128AQI
14th May 2025
131AQI
131AQI
15th May 2025
127AQI
127AQI
16th May 2025
135AQI
135AQI
17th May 2025
144AQI
144AQI
18th May 2025
134AQI
134AQI
19th May 2025
150AQI
150AQI
20th May 2025
144AQI
144AQI
21st May 2025
147AQI
147AQI
22nd May 2025
142AQI
142AQI
23rd May 2025
143AQI
143AQI
24th May 2025
125AQI
125AQI
25th May 2025
128AQI
128AQI
26th May 2025
123AQI
123AQI
27th May 2025
129AQI
129AQI
28th May 2025
125AQI
125AQI
29th May 2025
124AQI
124AQI
30th May 2025
125AQI
125AQI
31st May 2025
129AQI
129AQI
1st June 2025
122AQI
122AQI
2nd June 2025
124AQI
124AQI
3rd June 2025
110AQI
110AQI
4th June 2025
117AQI
117AQI
5th June 2025
111AQI
111AQI
6th June 2025
115AQI
115AQI
7th June 2025
123AQI
123AQI
8th June 2025
123AQI
123AQI
9th June 2025
114AQI
114AQI
10th June 2025
110AQI
110AQI
11th June 2025
114AQI
114AQI
12th June 2025
107AQI
107AQI
13th June 2025
110AQI
110AQI
14th June 2025
108AQI
108AQI
15th June 2025
101AQI
101AQI
16th June 2025
100AQI
100AQI
17th June 2025
92AQI
92AQI
18th June 2025
70AQI
70AQI
19th June 2025
69AQI
69AQI
20th June 2025
67AQI
67AQI
21st June 2025
66AQI
66AQI
22nd June 2025
58AQI
58AQI
23rd June 2025
61AQI
61AQI
24th June 2025
67AQI
67AQI
25th June 2025
78AQI
78AQI
26th June 2025
64AQI
64AQI
27th June 2025
67AQI
67AQI
28th June 2025
61AQI
61AQI
29th June 2025
59AQI
59AQI
30th June 2025
59AQI
59AQI
1st July 2025
54AQI
54AQI
2nd July 2025
54AQI
54AQI
3rd July 2025
51AQI
51AQI
4th July 2025
57AQI
57AQI
5th July 2025
52AQI
52AQI
6th July 2025
56AQI
56AQI
7th July 2025
61AQI
61AQI
8th July 2025
60AQI
60AQI
9th July 2025
63AQI
63AQI
10th July 2025
71AQI
71AQI
11th July 2025
77AQI
77AQI
12th July 2025
78AQI
78AQI
13th July 2025
76AQI
76AQI
14th July 2025
76AQI
76AQI
15th July 2025
74AQI
74AQI
16th July 2025
73AQI
73AQI
17th July 2025
63AQI
63AQI
18th July 2025
65AQI
65AQI
19th July 2025
68AQI
68AQI
20th July 2025
68AQI
68AQI
21st July 2025
65AQI
65AQI
22nd July 2025
59AQI
59AQI
23rd July 2025
57AQI
57AQI
24th July 2025
59AQI
59AQI
25th July 2025
61AQI
61AQI
26th July 2025
60AQI
60AQI
27th July 2025
59AQI
59AQI
28th July 2025
62AQI
62AQI
29th July 2025
61AQI
61AQI
30th July 2025
60AQI
60AQI
31st July 2025
61AQI
61AQI
1st August 2025
63AQI
63AQI
133AQI
125AQI
128AQI
133AQI
133AQI
92AQI
63AQI
63AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
2025115AQI
8
10
13
6
15
7
9
16
5
1
1
27
2
30
1
15
15
31
1
71
113
28
1
Highest AQI recorded in
May133AQI
Lowest AQI recorded in
August63AQI
2024103AQI
7
10
9
4
1
7
8
11
3
3
19
9
14
16
18
10
2
1
24
6
16
15
27
3
1
18
6
6
1
8
9
12
1
11
14
5
7
16
8
62
123
115
56
9
1
Highest AQI recorded in
January150AQI
Lowest AQI recorded in
August39AQI
2023110AQI
8
6
8
8
1
3
10
13
2
4
18
8
1
2
12
10
1
4
1
2
21
8
29
1
4
27
2
26
3
1
25
4
15
14
2
11
9
6
8
11
10
1
11
189
94
48
16
2
Highest AQI recorded in
January161AQI
Lowest AQI recorded in
July67AQI
2022111AQI
1
1
23
6
1
9
11
10
12
7
1
1
14
16
28
3
24
6
16
1
1
22
5
3
14
13
1
2
14
9
4
1
8
10
11
2
6
153
84
57
10
1
Highest AQI recorded in
January179AQI
Lowest AQI recorded in
July72AQI
2021117AQI
7
6
11
6
1
9
9
10
3
15
9
4
12
13
4
1
1
17
12
1
2
14
11
1
7
4
17
5
22
3
5
9
7
9
1
11
6
12
1
11
11
7
1
20
139
93
62
8
6
Highest AQI recorded in
March184AQI
Lowest AQI recorded in
August65AQI
2020112AQI
1
3
8
1
6
14
1
10
7
1
1
15
14
20
11
2
24
5
1
16
10
10
5
6
9
13
2
2
2
12
12
3
7
102
100
33
5
Highest AQI recorded in
December150AQI
Lowest AQI recorded in
August78AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2021(Avg.)
117AQILeast Polluted Year Recorded
2024(Avg.)
103AQICity Monitoring Station's annual 2025 AQI (115) shows an average percentage change of 4.1% (worsened AQI) compared to previous years: 2020 (112), 2021 (117), 2022 (111), 2023 (110), 2024 (103).
