Chengguan, 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
Chengguan, Henan, China
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
11th Aug 2024
118AQILowest AQI recorded on
6th Aug 2024
48AQISame Day Analysis (1st August ):
On this day, AQI across the 2 years varied significantly: 2025 ranks 1st highest AQI at 63 of Moderate air quality on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 2nd Aug - 3rd Aug 2025
Chengguan, 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
71AQI
Avg. Lowest Time
2AM3rd Aug
60AQI
In the last 24 hours,
Chengguan's AQI reached its highest point of 71 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
Chengguan, 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 2025575 AMAQI
4th Jul 2025566 AMAQI
4th Jul 2025577 AMAQI
4th Jul 2025658 AMAQI
4th Jul 2025719 AMAQI
4th Jul 20256810 AMAQI
4th Jul 20256211 AMAQI
4th Jul 20255912 PMAQI
4th Jul 2025591 PMAQI
4th Jul 2025562 PMAQI
4th Jul 2025553 PMAQI
4th Jul 2025524 PMAQI
4th Jul 2025545 PMAQI
4th Jul 2025546 PMAQI
4th Jul 2025547 PMAQI
4th Jul 2025568 PMAQI
4th Jul 2025579 PMAQI
4th Jul 20255710 PMAQI
4th Jul 20255611 PMAQI
5th Jul 20255712 AMAQI
5th Jul 2025601 AMAQI
5th Jul 2025612 AMAQI
5th Jul 2025603 AMAQI
5th Jul 2025604 AMAQI
34°C27/41°C
5th Jul 2025615 AMAQI
5th Jul 2025606 AMAQI
5th Jul 2025607 AMAQI
5th Jul 2025538 AMAQI
5th Jul 2025449 AMAQI
5th Jul 20254410 AMAQI
5th Jul 20254411 AMAQI
5th Jul 20254212 PMAQI
5th Jul 2025411 PMAQI
5th Jul 2025442 PMAQI
5th Jul 2025443 PMAQI
5th Jul 2025464 PMAQI
5th Jul 2025425 PMAQI
5th Jul 2025466 PMAQI
5th Jul 2025547 PMAQI
5th Jul 2025578 PMAQI
5th Jul 2025569 PMAQI
5th Jul 20255510 PMAQI
5th Jul 20255511 PMAQI
6th Jul 20255612 AMAQI
6th Jul 2025611 AMAQI
6th Jul 2025612 AMAQI
6th Jul 2025603 AMAQI
6th Jul 2025594 AMAQI
34°C28/40°C
6th Jul 2025595 AMAQI
6th Jul 2025596 AMAQI
6th Jul 2025587 AMAQI
6th Jul 2025568 AMAQI
6th Jul 2025489 AMAQI
6th Jul 20254510 AMAQI
6th Jul 20253911 AMAQI
6th Jul 20254512 PMAQI
6th Jul 2025411 PMAQI
6th Jul 2025452 PMAQI
6th Jul 2025453 PMAQI
6th Jul 2025464 PMAQI
6th Jul 2025485 PMAQI
6th Jul 2025506 PMAQI
6th Jul 2025527 PMAQI
6th Jul 2025588 PMAQI
6th Jul 2025599 PMAQI
6th Jul 20256010 PMAQI
6th Jul 20255811 PMAQI
7th Jul 20255812 AMAQI
7th Jul 2025601 AMAQI
7th Jul 2025592 AMAQI
7th Jul 2025593 AMAQI
7th Jul 2025584 AMAQI
34°C29/40°C
7th Jul 2025585 AMAQI
7th Jul 2025576 AMAQI
7th Jul 2025577 AMAQI
7th Jul 2025618 AMAQI
7th Jul 2025649 AMAQI
7th Jul 20256310 AMAQI
7th Jul 20256811 AMAQI
7th Jul 20256612 PMAQI
7th Jul 2025691 PMAQI
7th Jul 2025682 PMAQI
7th Jul 2025653 PMAQI
7th Jul 2025644 PMAQI
7th Jul 2025645 PMAQI
7th Jul 2025606 PMAQI
7th Jul 2025627 PMAQI
7th Jul 2025598 PMAQI
7th Jul 2025589 PMAQI
7th Jul 20255810 PMAQI
7th Jul 20255711 PMAQI
8th Jul 20255712 AMAQI
8th Jul 2025591 AMAQI
8th Jul 2025582 AMAQI
8th Jul 2025593 AMAQI
8th Jul 2025614 AMAQI
32°C27/39°C
8th Jul 2025605 AMAQI
8th Jul 2025606 AMAQI
8th Jul 2025607 AMAQI
8th Jul 2025678 AMAQI
8th Jul 2025659 AMAQI
8th Jul 20256210 AMAQI
8th Jul 20256211 AMAQI
8th Jul 20256212 PMAQI
8th Jul 2025651 PMAQI
8th Jul 2025642 PMAQI
8th Jul 2025653 PMAQI
8th Jul 2025644 PMAQI
8th Jul 2025645 PMAQI
8th Jul 2025716 PMAQI
8th Jul 2025707 PMAQI
8th Jul 2025648 PMAQI
8th Jul 2025649 PMAQI
8th Jul 20256510 PMAQI
8th Jul 20256311 PMAQI
9th Jul 20256212 AMAQI
9th Jul 2025601 AMAQI
9th Jul 2025592 AMAQI
9th Jul 2025603 AMAQI
9th Jul 2025604 AMAQI
30°C25/37°C
9th Jul 2025605 AMAQI
9th Jul 2025606 AMAQI
9th Jul 2025607 AMAQI
9th Jul 2025868 AMAQI
9th Jul 2025879 AMAQI
9th Jul 20258410 AMAQI
9th Jul 20258511 AMAQI
9th Jul 20257712 PMAQI
9th Jul 2025711 PMAQI
9th Jul 2025652 PMAQI
9th Jul 2025663 PMAQI
9th Jul 2025634 PMAQI
9th Jul 2025585 PMAQI
9th Jul 2025596 PMAQI
9th Jul 2025607 PMAQI
9th Jul 2025628 PMAQI
9th Jul 2025639 PMAQI
9th Jul 20256310 PMAQI
9th Jul 20256311 PMAQI
10th Jul 20256412 AMAQI
10th Jul 2025611 AMAQI
10th Jul 2025612 AMAQI
10th Jul 2025613 AMAQI
10th Jul 2025624 AMAQI
31°C26/36°C
10th Jul 2025615 AMAQI
10th Jul 2025626 AMAQI
10th Jul 2025627 AMAQI
10th Jul 2025768 AMAQI
10th Jul 2025869 AMAQI
10th Jul 20259210 AMAQI
10th Jul 20259111 AMAQI
10th Jul 20259112 PMAQI
10th Jul 2025891 PMAQI
10th Jul 2025862 PMAQI
10th Jul 2025833 PMAQI
10th Jul 2025874 PMAQI
10th Jul 2025875 PMAQI
10th Jul 2025876 PMAQI
10th Jul 2025917 PMAQI
10th Jul 2025748 PMAQI
10th Jul 2025739 PMAQI
10th Jul 20257210 PMAQI
10th Jul 20257211 PMAQI
11th Jul 20257312 AMAQI
11th Jul 2025631 AMAQI
11th Jul 2025622 AMAQI
11th Jul 2025643 AMAQI
11th Jul 2025674 AMAQI
32°C27/38°C
11th Jul 2025675 AMAQI
11th Jul 2025646 AMAQI
11th Jul 2025647 AMAQI
11th Jul 2025998 AMAQI
11th Jul 20251169 AMAQI
11th Jul 202511610 AMAQI
11th Jul 202511311 AMAQI
11th Jul 20259712 PMAQI
11th Jul 20251011 PMAQI
11th Jul 2025972 PMAQI
11th Jul 2025973 PMAQI
11th Jul 2025884 PMAQI
11th Jul 2025895 PMAQI
11th Jul 2025896 PMAQI
11th Jul 2025817 PMAQI
11th Jul 2025768 PMAQI
11th Jul 2025759 PMAQI
11th Jul 20257610 PMAQI
11th Jul 20257611 PMAQI
12th Jul 20257712 AMAQI
12th Jul 2025681 AMAQI
12th Jul 2025652 AMAQI
12th Jul 2025683 AMAQI
12th Jul 2025714 AMAQI
32°C27/37°C
12th Jul 2025715 AMAQI
12th Jul 2025716 AMAQI
12th Jul 2025717 AMAQI
12th Jul 2025958 AMAQI
12th Jul 20251069 AMAQI
12th Jul 202510810 AMAQI
12th Jul 20259711 AMAQI
12th Jul 20258912 PMAQI
12th Jul 2025871 PMAQI
12th Jul 2025812 PMAQI
12th Jul 2025803 PMAQI
12th Jul 2025794 PMAQI
12th Jul 2025805 PMAQI
12th Jul 2025806 PMAQI
12th Jul 2025767 PMAQI
12th Jul 2025748 PMAQI
12th Jul 2025759 PMAQI
12th Jul 20257710 PMAQI
12th Jul 20257811 PMAQI
13th Jul 20257812 AMAQI
13th Jul 2025691 AMAQI
13th Jul 2025692 AMAQI
13th Jul 2025703 AMAQI
13th Jul 2025724 AMAQI
33°C28/39°C
13th Jul 2025725 AMAQI
13th Jul 2025726 AMAQI
13th Jul 2025727 AMAQI
13th Jul 2025818 AMAQI
13th Jul 2025899 AMAQI
13th Jul 20258210 AMAQI
13th Jul 20257811 AMAQI
13th Jul 20258312 PMAQI
13th Jul 2025831 PMAQI
13th Jul 2025752 PMAQI
13th Jul 2025733 PMAQI
13th Jul 2025754 PMAQI
13th Jul 2025755 PMAQI
13th Jul 2025766 PMAQI
13th Jul 2025797 PMAQI
13th Jul 2025808 PMAQI
13th Jul 2025789 PMAQI
13th Jul 20257810 PMAQI
13th Jul 20257411 PMAQI
14th Jul 20257412 AMAQI
14th Jul 2025741 AMAQI
14th Jul 2025732 AMAQI
14th Jul 2025753 AMAQI
14th Jul 2025764 AMAQI
35°C28/41°C
14th Jul 2025775 AMAQI
14th Jul 2025786 AMAQI
14th Jul 2025777 AMAQI
14th Jul 2025828 AMAQI
14th Jul 2025849 AMAQI
14th Jul 20258610 AMAQI
14th Jul 20258411 AMAQI
14th Jul 20258212 PMAQI
14th Jul 2025821 PMAQI
14th Jul 2025802 PMAQI
14th Jul 2025763 PMAQI
14th Jul 2025754 PMAQI
14th Jul 2025755 PMAQI
14th Jul 2025736 PMAQI
14th Jul 2025747 PMAQI
14th Jul 2025758 PMAQI
14th Jul 2025759 PMAQI
14th Jul 20257710 PMAQI
14th Jul 20257411 PMAQI
15th Jul 20257412 AMAQI
15th Jul 2025751 AMAQI
15th Jul 2025772 AMAQI
15th Jul 2025753 AMAQI
15th Jul 2025784 AMAQI
34°C30/41°C
15th Jul 2025785 AMAQI
15th Jul 2025786 AMAQI
15th Jul 2025787 AMAQI
15th Jul 2025888 AMAQI
15th Jul 2025899 AMAQI
15th Jul 20258910 AMAQI
15th Jul 20258611 AMAQI
15th Jul 20257812 PMAQI
15th Jul 2025741 PMAQI
15th Jul 2025732 PMAQI
15th Jul 2025753 PMAQI
15th Jul 2025754 PMAQI
15th Jul 2025735 PMAQI
15th Jul 2025716 PMAQI
15th Jul 2025707 PMAQI
15th Jul 2025748 PMAQI
15th Jul 2025729 PMAQI
15th Jul 20257110 PMAQI
15th Jul 20257111 PMAQI
16th Jul 20257212 AMAQI
16th Jul 2025761 AMAQI
16th Jul 2025772 AMAQI
16th Jul 2025753 AMAQI
16th Jul 2025724 AMAQI
35°C29/42°C
16th Jul 2025735 AMAQI
16th Jul 2025726 AMAQI
16th Jul 2025737 AMAQI
16th Jul 20251048 AMAQI
16th Jul 20251209 AMAQI
16th Jul 202511810 AMAQI
16th Jul 202511611 AMAQI
16th Jul 20259912 PMAQI
16th Jul 2025931 PMAQI
16th Jul 2025832 PMAQI
16th Jul 2025843 PMAQI
16th Jul 2025744 PMAQI
16th Jul 2025695 PMAQI
16th Jul 2025686 PMAQI
16th Jul 2025657 PMAQI
16th Jul 2025708 PMAQI
16th Jul 2025699 PMAQI
16th Jul 20256910 PMAQI
16th Jul 20257011 PMAQI
17th Jul 20256912 AMAQI
17th Jul 2025751 AMAQI
17th Jul 2025762 AMAQI
17th Jul 2025753 AMAQI
17th Jul 2025774 AMAQI
34°C29/39°C
17th Jul 2025785 AMAQI
17th Jul 2025786 AMAQI
17th Jul 2025797 AMAQI
17th Jul 2025738 AMAQI
17th Jul 2025709 AMAQI
17th Jul 20257210 AMAQI
17th Jul 20256311 AMAQI
17th Jul 20255812 PMAQI
17th Jul 2025571 PMAQI
17th Jul 2025582 PMAQI
17th Jul 2025583 PMAQI
17th Jul 2025564 PMAQI
17th Jul 2025605 PMAQI
17th Jul 2025586 PMAQI
17th Jul 2025607 PMAQI
17th Jul 2025668 PMAQI
17th Jul 2025679 PMAQI
17th Jul 20256910 PMAQI
17th Jul 20257011 PMAQI
18th Jul 20257012 AMAQI
18th Jul 2025751 AMAQI
18th Jul 2025732 AMAQI
18th Jul 2025723 AMAQI
18th Jul 2025704 AMAQI
33°C26/40°C
18th Jul 2025705 AMAQI
18th Jul 2025716 AMAQI
18th Jul 2025707 AMAQI
18th Jul 2025808 AMAQI
18th Jul 2025879 AMAQI
18th Jul 20258310 AMAQI
18th Jul 20257711 AMAQI
18th Jul 20257012 PMAQI
18th Jul 2025681 PMAQI
18th Jul 2025672 PMAQI
18th Jul 2025583 PMAQI
18th Jul 2025624 PMAQI
18th Jul 2025635 PMAQI
18th Jul 2025606 PMAQI
18th Jul 2025677 PMAQI
18th Jul 2025678 PMAQI
18th Jul 2025679 PMAQI
18th Jul 20256810 PMAQI
18th Jul 20256811 PMAQI
19th Jul 20256912 AMAQI
19th Jul 2025721 AMAQI
19th Jul 2025732 AMAQI
19th Jul 2025703 AMAQI
19th Jul 2025684 AMAQI
33°C27/40°C
19th Jul 2025685 AMAQI
19th Jul 2025686 AMAQI
19th Jul 2025687 AMAQI
19th Jul 2025848 AMAQI
19th Jul 2025859 AMAQI
19th Jul 20258210 AMAQI
19th Jul 20257611 AMAQI
19th Jul 20257212 PMAQI
19th Jul 2025681 PMAQI
19th Jul 2025682 PMAQI
19th Jul 2025703 PMAQI
19th Jul 2025694 PMAQI
19th Jul 2025695 PMAQI
19th Jul 2025706 PMAQI
19th Jul 2025727 PMAQI
19th Jul 2025758 PMAQI
19th Jul 2025729 PMAQI
19th Jul 20257210 PMAQI
19th Jul 20257111 PMAQI
20th Jul 20257112 AMAQI
20th Jul 2025701 AMAQI
20th Jul 2025702 AMAQI
20th Jul 2025703 AMAQI
20th Jul 2025704 AMAQI
32°C26/39°C
20th Jul 2025705 AMAQI
20th Jul 2025706 AMAQI
20th Jul 2025717 AMAQI
20th Jul 2025768 AMAQI
20th Jul 2025819 AMAQI
20th Jul 20258110 AMAQI
20th Jul 20257911 AMAQI
20th Jul 20257212 PMAQI
20th Jul 2025721 PMAQI
20th Jul 2025702 PMAQI
20th Jul 2025713 PMAQI
20th Jul 2025734 PMAQI
20th Jul 2025715 PMAQI
20th Jul 2025756 PMAQI
20th Jul 2025807 PMAQI
20th Jul 2025758 PMAQI
20th Jul 2025719 PMAQI
20th Jul 20257110 PMAQI
20th Jul 20257311 PMAQI
21st Jul 20256712 AMAQI
21st Jul 2025701 AMAQI
21st Jul 2025712 AMAQI
21st Jul 2025723 AMAQI
21st Jul 2025724 AMAQI
32°C27/40°C
21st Jul 2025725 AMAQI
21st Jul 2025726 AMAQI
21st Jul 2025727 AMAQI
21st Jul 2025748 AMAQI
21st Jul 2025679 AMAQI
21st Jul 20256110 AMAQI
21st Jul 20255911 AMAQI
21st Jul 20256112 PMAQI
21st Jul 2025631 PMAQI
21st Jul 2025582 PMAQI
21st Jul 2025603 PMAQI
21st Jul 2025604 PMAQI
21st Jul 2025675 PMAQI
21st Jul 2025786 PMAQI
21st Jul 2025747 PMAQI
21st Jul 2025728 PMAQI
21st Jul 2025779 PMAQI
21st Jul 20257910 PMAQI
21st Jul 20257711 PMAQI
22nd Jul 20257412 AMAQI
22nd Jul 2025691 AMAQI
22nd Jul 2025692 AMAQI
22nd Jul 2025683 AMAQI
22nd Jul 2025664 AMAQI
30°C25/38°C
22nd Jul 2025665 AMAQI
22nd Jul 2025666 AMAQI
22nd Jul 2025667 AMAQI
22nd Jul 2025848 AMAQI
22nd Jul 2025949 AMAQI
22nd Jul 20259210 AMAQI
22nd Jul 20259811 AMAQI
22nd Jul 20258912 PMAQI
22nd Jul 2025831 PMAQI
22nd Jul 2025732 PMAQI
22nd Jul 2025683 PMAQI
22nd Jul 2025624 PMAQI
22nd Jul 2025585 PMAQI
22nd Jul 2025566 PMAQI
22nd Jul 2025587 PMAQI
22nd Jul 2025658 PMAQI
22nd Jul 2025649 PMAQI
22nd Jul 20256410 PMAQI
22nd Jul 20256411 PMAQI
23rd Jul 20256412 AMAQI
23rd Jul 2025681 AMAQI
23rd Jul 2025692 AMAQI
23rd Jul 2025713 AMAQI
23rd Jul 2025714 AMAQI
29°C26/36°C
23rd Jul 2025725 AMAQI
23rd Jul 2025716 AMAQI
23rd Jul 2025717 AMAQI
23rd Jul 2025408 AMAQI
23rd Jul 2025309 AMAQI
23rd Jul 20253110 AMAQI
23rd Jul 20254411 AMAQI
23rd Jul 20255712 PMAQI
23rd Jul 2025591 PMAQI
23rd Jul 2025562 PMAQI
23rd Jul 2025553 PMAQI
23rd Jul 2025554 PMAQI
23rd Jul 2025545 PMAQI
23rd Jul 2025526 PMAQI
23rd Jul 2025537 PMAQI
23rd Jul 2025618 PMAQI
23rd Jul 2025619 PMAQI
23rd Jul 20256110 PMAQI
23rd Jul 20256211 PMAQI
24th Jul 20256212 AMAQI
24th Jul 2025631 AMAQI
24th Jul 2025662 AMAQI
24th Jul 2025683 AMAQI
24th Jul 2025664 AMAQI
28°C24/34°C
24th Jul 2025665 AMAQI
24th Jul 2025666 AMAQI
24th Jul 2025667 AMAQI
24th Jul 2025478 AMAQI
24th Jul 2025369 AMAQI
24th Jul 20253710 AMAQI
24th Jul 20255011 AMAQI
24th Jul 20256012 PMAQI
24th Jul 2025581 PMAQI
24th Jul 2025572 PMAQI
24th Jul 2025523 PMAQI
24th Jul 2025524 PMAQI
24th Jul 2025545 PMAQI
24th Jul 2025546 PMAQI
24th Jul 2025607 PMAQI
24th Jul 2025628 PMAQI
24th Jul 2025619 PMAQI
24th Jul 20256210 PMAQI
24th Jul 20255811 PMAQI
25th Jul 20256012 AMAQI
25th Jul 2025631 AMAQI
25th Jul 2025632 AMAQI
25th Jul 2025643 AMAQI
25th Jul 2025624 AMAQI
30°C25/35°C
25th Jul 2025625 AMAQI
25th Jul 2025626 AMAQI
25th Jul 2025627 AMAQI
25th Jul 2025628 AMAQI
25th Jul 2025629 AMAQI
25th Jul 20256610 AMAQI
25th Jul 20256511 AMAQI
25th Jul 20256512 PMAQI
25th Jul 2025651 PMAQI
25th Jul 2025652 PMAQI
25th Jul 2025603 PMAQI
25th Jul 2025574 PMAQI
25th Jul 2025575 PMAQI
25th Jul 2025596 PMAQI
25th Jul 2025637 PMAQI
25th Jul 2025638 PMAQI
25th Jul 2025639 PMAQI
25th Jul 20256410 PMAQI
25th Jul 20256411 PMAQI
26th Jul 20256312 AMAQI
26th Jul 2025621 AMAQI
26th Jul 2025622 AMAQI
26th Jul 2025623 AMAQI
26th Jul 2025614 AMAQI
32°C27/38°C
26th Jul 2025615 AMAQI
26th Jul 2025626 AMAQI
26th Jul 2025617 AMAQI
26th Jul 2025668 AMAQI
26th Jul 2025659 AMAQI
26th Jul 20256110 AMAQI
26th Jul 20255811 AMAQI
26th Jul 20255912 PMAQI
26th Jul 2025621 PMAQI
26th Jul 2025632 PMAQI
26th Jul 2025593 PMAQI
26th Jul 2025594 PMAQI
26th Jul 2025585 PMAQI
26th Jul 2025566 PMAQI
26th Jul 2025587 PMAQI
26th Jul 2025618 PMAQI
26th Jul 2025629 PMAQI
26th Jul 20256210 PMAQI
26th Jul 20256311 PMAQI
27th Jul 20256112 AMAQI
27th Jul 2025611 AMAQI
27th Jul 2025622 AMAQI
27th Jul 2025623 AMAQI
27th Jul 2025624 AMAQI
33°C27/39°C
27th Jul 2025615 AMAQI
27th Jul 2025626 AMAQI
27th Jul 2025627 AMAQI
27th Jul 2025638 AMAQI
27th Jul 2025639 AMAQI
27th Jul 20255610 AMAQI
27th Jul 20255511 AMAQI
27th Jul 20256012 PMAQI
27th Jul 2025621 PMAQI
27th Jul 2025592 PMAQI
27th Jul 2025603 PMAQI
27th Jul 2025604 PMAQI
27th Jul 2025625 PMAQI
27th Jul 2025596 PMAQI
27th Jul 2025597 PMAQI
27th Jul 2025618 PMAQI
27th Jul 2025629 PMAQI
27th Jul 20256210 PMAQI
27th Jul 20256111 PMAQI
28th Jul 20256212 AMAQI
28th Jul 2025621 AMAQI
28th Jul 2025622 AMAQI
28th Jul 2025623 AMAQI
28th Jul 2025624 AMAQI
32°C27/38°C
28th Jul 2025615 AMAQI
28th Jul 2025626 AMAQI
28th Jul 2025617 AMAQI
28th Jul 2025638 AMAQI
28th Jul 2025669 AMAQI
28th Jul 20256010 AMAQI
28th Jul 20256311 AMAQI
28th Jul 20256312 PMAQI
28th Jul 2025601 PMAQI
28th Jul 2025582 PMAQI
28th Jul 2025563 PMAQI
28th Jul 2025564 PMAQI
28th Jul 2025585 PMAQI
28th Jul 2025576 PMAQI
28th Jul 2025617 PMAQI
28th Jul 2025618 PMAQI
28th Jul 2025609 PMAQI
28th Jul 20256010 PMAQI
28th Jul 20256011 PMAQI
29th Jul 20256212 AMAQI
29th Jul 2025621 AMAQI
29th Jul 2025622 AMAQI
29th Jul 2025613 AMAQI
29th Jul 2025614 AMAQI
33°C29/39°C
29th Jul 2025615 AMAQI
29th Jul 2025616 AMAQI
29th Jul 2025617 AMAQI
29th Jul 2025658 AMAQI
29th Jul 2025649 AMAQI
29th Jul 20256110 AMAQI
29th Jul 20256111 AMAQI
29th Jul 20256112 PMAQI
29th Jul 2025621 PMAQI
29th Jul 2025602 PMAQI
29th Jul 2025603 PMAQI
29th Jul 2025594 PMAQI
29th Jul 2025605 PMAQI
29th Jul 2025596 PMAQI
29th Jul 2025617 PMAQI
29th Jul 2025638 PMAQI
29th Jul 2025639 PMAQI
29th Jul 20256310 PMAQI
29th Jul 20256211 PMAQI
30th Jul 20256212 AMAQI
30th Jul 2025611 AMAQI
30th Jul 2025622 AMAQI
30th Jul 2025623 AMAQI
30th Jul 2025624 AMAQI
32°C27/40°C
30th Jul 2025625 AMAQI
30th Jul 2025626 AMAQI
30th Jul 2025637 AMAQI
30th Jul 2025748 AMAQI
30th Jul 2025759 AMAQI
30th Jul 20257010 AMAQI
30th Jul 20255911 AMAQI
30th Jul 20255612 PMAQI
30th Jul 2025511 PMAQI
30th Jul 2025502 PMAQI
30th Jul 2025513 PMAQI
30th Jul 2025494 PMAQI
30th Jul 2025465 PMAQI
30th Jul 2025486 PMAQI
30th Jul 2025557 PMAQI
30th Jul 2025598 PMAQI
30th Jul 2025619 PMAQI
30th Jul 20256210 PMAQI
30th Jul 20256011 PMAQI
31st Jul 20256112 AMAQI
31st Jul 2025631 AMAQI
31st Jul 2025622 AMAQI
31st Jul 2025623 AMAQI
31st Jul 2025624 AMAQI
32°C25/40°C
31st Jul 2025625 AMAQI
31st Jul 2025626 AMAQI
31st Jul 2025627 AMAQI
31st Jul 2025628 AMAQI
31st Jul 2025629 AMAQI
31st Jul 20256810 AMAQI
31st Jul 20256611 AMAQI
31st Jul 20256112 PMAQI
31st Jul 2025641 PMAQI
31st Jul 2025632 PMAQI
31st Jul 2025623 PMAQI
31st Jul 2025564 PMAQI
31st Jul 2025555 PMAQI
31st Jul 2025556 PMAQI
31st Jul 2025617 PMAQI
31st Jul 2025628 PMAQI
31st Jul 2025639 PMAQI
31st Jul 20256210 PMAQI
31st Jul 20256211 PMAQI
1st Aug 20256112 AMAQI
1st Aug 2025611 AMAQI
1st Aug 2025602 AMAQI
1st Aug 2025603 AMAQI
1st Aug 2025594 AMAQI
32°C26/39°C
1st Aug 2025605 AMAQI
1st Aug 2025606 AMAQI
1st Aug 2025607 AMAQI
1st Aug 2025648 AMAQI
1st Aug 2025679 AMAQI
1st Aug 20256810 AMAQI
1st Aug 20256211 AMAQI
1st Aug 20256112 PMAQI
1st Aug 2025691 PMAQI
1st Aug 2025672 PMAQI
1st Aug 2025683 PMAQI
1st Aug 2025664 PMAQI
1st Aug 2025705 PMAQI
1st Aug 2025666 PMAQI
1st Aug 2025647 PMAQI
1st Aug 2025648 PMAQI
1st Aug 2025649 PMAQI
1st Aug 20256610 PMAQI
1st Aug 20256611 PMAQI
2nd Aug 20256412 AMAQI
2nd Aug 2025601 AMAQI
2nd Aug 2025592 AMAQI
2nd Aug 2025603 AMAQI
2nd Aug 2025624 AMAQI
32°C26/40°C
2nd Aug 2025615 AMAQI
2nd Aug 2025616 AMAQI
2nd Aug 2025627 AMAQI
2nd Aug 2025718 AMAQI
2nd Aug 2025669 AMAQI
2nd Aug 20256810 AMAQI
2nd Aug 20256711 AMAQI
2nd Aug 20256912 PMAQI
2nd Aug 2025681 PMAQI
2nd Aug 2025652 PMAQI
2nd Aug 2025613 PMAQI
2nd Aug 2025654 PMAQI
2nd Aug 2025665 PMAQI
2nd Aug 2025686 PMAQI
2nd Aug 2025677 PMAQI
2nd Aug 2025668 PMAQI
2nd Aug 2025679 PMAQI
2nd Aug 20256510 PMAQI
2nd Aug 20256611 PMAQI
3rd Aug 20256312 AMAQI
3rd Aug 2025601 AMAQI
3rd Aug 2025602 AMAQI
3rd Aug 2025613 AMAQI
--°C/°C
5 AM
12 PM
7 PM
12 AM
4 AM
--°C/°C
Day time
Avg. Highest Time
8 AM - 7 PM
68AQI
12 hours / Day
360 hours / Month
Avg. Lowest Time
5 AM - 7 PM
67AQI
15 hours / Day
450 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 8 AM to 7 PM (Avg. 68), while the lowest AQI was between 5 AM to 7 PM (Avg. 67).
Night time
Avg. Highest Time
12 AM - 11 PM
66AQI
9 hours / Day
270 hours / Month
Avg. Lowest Time
12 AM - 11 PM
66AQI
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. 66), while the lowest AQI was between 12 AM to 11 PM (Avg. 66).
2025 Days Vs Air Quality
Chengguan, Henan, China
2025
51%
108
39%
83
9%
20
0.4%
1
0.4%
1
Total number of days with different AQI categories in last 214 days in 2025 (151 days remaining)
Good
0 DaysModerate
108 DaysPoor
83 DaysUnhealthy
20 DaysSevere
1 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
Chengguan, 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
156AQI
156AQI
2nd January 2025
140AQI
140AQI
3rd January 2025
160AQI
160AQI
4th January 2025
164AQI
164AQI
5th January 2025
130AQI
130AQI
6th January 2025
100AQI
100AQI
7th January 2025
98AQI
98AQI
8th January 2025
77AQI
77AQI
9th January 2025
85AQI
85AQI
10th January 2025
121AQI
121AQI
11th January 2025
89AQI
89AQI
12th January 2025
88AQI
88AQI
13th January 2025
121AQI
121AQI
14th January 2025
108AQI
108AQI
15th January 2025
89AQI
89AQI
16th January 2025
93AQI
93AQI
17th January 2025
128AQI
128AQI
18th January 2025
137AQI
137AQI
19th January 2025
140AQI
140AQI
20th January 2025
165AQI
165AQI
21st January 2025
189AQI
189AQI
22nd January 2025
151AQI
151AQI
23rd January 2025
156AQI
156AQI
24th January 2025
161AQI
161AQI
25th January 2025
167AQI
167AQI
26th January 2025
111AQI
111AQI
27th January 2025
83AQI
83AQI
28th January 2025
89AQI
89AQI
29th January 2025
183AQI
183AQI
30th January 2025
156AQI
156AQI
31st January 2025
163AQI
163AQI
1st February 2025
164AQI
164AQI
2nd February 2025
179AQI
179AQI
3rd February 2025
130AQI
130AQI
4th February 2025
127AQI
127AQI
5th February 2025
89AQI
89AQI
6th February 2025
103AQI
103AQI
7th February 2025
72AQI
72AQI
8th February 2025
83AQI
83AQI
9th February 2025
109AQI
109AQI
10th February 2025
133AQI
133AQI
11th February 2025
149AQI
149AQI
12th February 2025
109AQI
109AQI
13th February 2025
106AQI
106AQI
14th February 2025
125AQI
125AQI
15th February 2025
108AQI
108AQI
16th February 2025
93AQI
93AQI
17th February 2025
111AQI
111AQI
18th February 2025
120AQI
120AQI
19th February 2025
97AQI
97AQI
20th February 2025
122AQI
122AQI
21st February 2025
138AQI
138AQI
22nd February 2025
141AQI
141AQI
23rd February 2025
105AQI
105AQI
24th February 2025
150AQI
150AQI
25th February 2025
124AQI
124AQI
26th February 2025
146AQI
146AQI
27th February 2025
155AQI
155AQI
28th February 2025
167AQI
167AQI
1st March 2025
160AQI
160AQI
2nd March 2025
104AQI
104AQI
3rd March 2025
90AQI
90AQI
4th March 2025
95AQI
95AQI
5th March 2025
137AQI
137AQI
6th March 2025
132AQI
132AQI
7th March 2025
144AQI
144AQI
8th March 2025
140AQI
140AQI
9th March 2025
152AQI
152AQI
10th March 2025
150AQI
150AQI
11th March 2025
160AQI
160AQI
12th March 2025
145AQI
145AQI
13th March 2025
162AQI
162AQI
14th March 2025
111AQI
111AQI
15th March 2025
137AQI
137AQI
16th March 2025
74AQI
74AQI
17th March 2025
85AQI
85AQI
18th March 2025
74AQI
74AQI
19th March 2025
91AQI
91AQI
20th March 2025
65AQI
65AQI
21st March 2025
71AQI
71AQI
22nd March 2025
75AQI
75AQI
23rd March 2025
97AQI
97AQI
24th March 2025
376AQI
376AQI
25th March 2025
203AQI
203AQI
26th March 2025
149AQI
149AQI
27th March 2025
118AQI
118AQI
28th March 2025
124AQI
124AQI
29th March 2025
82AQI
82AQI
30th March 2025
100AQI
100AQI
31st March 2025
102AQI
102AQI
1st April 2025
97AQI
97AQI
2nd April 2025
71AQI
71AQI
3rd April 2025
96AQI
96AQI
4th April 2025
125AQI
125AQI
5th April 2025
78AQI
78AQI
6th April 2025
114AQI
114AQI
7th April 2025
119AQI
119AQI
8th April 2025
115AQI
115AQI
9th April 2025
132AQI
132AQI
10th April 2025
128AQI
128AQI
11th April 2025
144AQI
144AQI
12th April 2025
141AQI
141AQI
13th April 2025
105AQI
105AQI
14th April 2025
79AQI
79AQI
15th April 2025
92AQI
92AQI
16th April 2025
120AQI
120AQI
17th April 2025
136AQI
136AQI
18th April 2025
129AQI
129AQI
19th April 2025
127AQI
127AQI
20th April 2025
111AQI
111AQI
21st April 2025
109AQI
109AQI
22nd April 2025
92AQI
92AQI
23rd April 2025
117AQI
117AQI
24th April 2025
77AQI
77AQI
25th April 2025
109AQI
109AQI
26th April 2025
97AQI
97AQI
27th April 2025
103AQI
103AQI
28th April 2025
86AQI
86AQI
29th April 2025
86AQI
86AQI
30th April 2025
108AQI
108AQI
1st May 2025
87AQI
87AQI
2nd May 2025
112AQI
112AQI
3rd May 2025
73AQI
73AQI
4th May 2025
89AQI
89AQI
5th May 2025
138AQI
138AQI
6th May 2025
117AQI
117AQI
7th May 2025
140AQI
140AQI
8th May 2025
128AQI
128AQI
9th May 2025
103AQI
103AQI
10th May 2025
92AQI
92AQI
11th May 2025
79AQI
79AQI
12th May 2025
87AQI
87AQI
13th May 2025
107AQI
107AQI
14th May 2025
101AQI
101AQI
15th May 2025
78AQI
78AQI
16th May 2025
107AQI
107AQI
17th May 2025
134AQI
134AQI
18th May 2025
96AQI
96AQI
19th May 2025
126AQI
126AQI
20th May 2025
113AQI
113AQI
21st May 2025
128AQI
128AQI
22nd May 2025
114AQI
114AQI
23rd May 2025
137AQI
137AQI
24th May 2025
98AQI
98AQI
25th May 2025
107AQI
107AQI
26th May 2025
97AQI
97AQI
27th May 2025
112AQI
112AQI
28th May 2025
105AQI
105AQI
29th May 2025
104AQI
104AQI
30th May 2025
96AQI
96AQI
31st May 2025
96AQI
96AQI
1st June 2025
94AQI
94AQI
2nd June 2025
104AQI
104AQI
3rd June 2025
74AQI
74AQI
4th June 2025
82AQI
82AQI
5th June 2025
82AQI
82AQI
6th June 2025
90AQI
90AQI
7th June 2025
108AQI
108AQI
8th June 2025
106AQI
106AQI
9th June 2025
103AQI
103AQI
10th June 2025
89AQI
89AQI
11th June 2025
92AQI
92AQI
12th June 2025
88AQI
88AQI
13th June 2025
88AQI
88AQI
14th June 2025
82AQI
82AQI
15th June 2025
73AQI
73AQI
16th June 2025
63AQI
63AQI
17th June 2025
68AQI
68AQI
18th June 2025
67AQI
67AQI
19th June 2025
65AQI
65AQI
20th June 2025
70AQI
70AQI
21st June 2025
68AQI
68AQI
22nd June 2025
62AQI
62AQI
23rd June 2025
63AQI
63AQI
24th June 2025
67AQI
67AQI
25th June 2025
77AQI
77AQI
26th June 2025
69AQI
69AQI
27th June 2025
69AQI
69AQI
28th June 2025
64AQI
64AQI
29th June 2025
64AQI
64AQI
30th June 2025
62AQI
62AQI
1st July 2025
55AQI
55AQI
2nd July 2025
58AQI
58AQI
3rd July 2025
54AQI
54AQI
4th July 2025
58AQI
58AQI
5th July 2025
54AQI
54AQI
6th July 2025
54AQI
54AQI
7th July 2025
61AQI
61AQI
8th July 2025
63AQI
63AQI
9th July 2025
65AQI
65AQI
10th July 2025
74AQI
74AQI
11th July 2025
80AQI
80AQI
12th July 2025
78AQI
78AQI
13th July 2025
76AQI
76AQI
14th July 2025
76AQI
76AQI
15th July 2025
76AQI
76AQI
16th July 2025
79AQI
79AQI
17th July 2025
68AQI
68AQI
18th July 2025
70AQI
70AQI
19th July 2025
72AQI
72AQI
20th July 2025
73AQI
73AQI
21st July 2025
70AQI
70AQI
22nd July 2025
70AQI
70AQI
23rd July 2025
59AQI
59AQI
24th July 2025
59AQI
59AQI
25th July 2025
62AQI
62AQI
26th July 2025
61AQI
61AQI
27th July 2025
61AQI
61AQI
28th July 2025
61AQI
61AQI
29th July 2025
61AQI
61AQI
30th July 2025
59AQI
59AQI
31st July 2025
62AQI
62AQI
1st August 2025
63AQI
63AQI
129AQI
123AQI
126AQI
108AQI
106AQI
78AQI
65AQI
63AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
2025105AQI
10
9
12
5
19
4
12
13
4
1
1
11
19
12
19
26
4
31
1
108
83
20
1
1
Highest AQI recorded in
January129AQI
Lowest AQI recorded in
August63AQI
2024104AQI
6
8
2
2
1
4
2
1
10
2
30
2
29
1
29
1
4
16
6
3
6
13
11
1
11
10
8
1
6
21
4
7
137
62
41
4
Highest AQI recorded in
January165AQI
Lowest AQI recorded in
July65AQI
2023147AQI
3
13
18
16
18
Highest AQI recorded in
December149AQI
Lowest AQI recorded in
November129AQI
2021155AQI
3
9
14
5
1
12
11
1
2
2
4
23
27
6
Highest AQI recorded in
January161AQI
Lowest AQI recorded in
March140AQI
2020133AQI
3
7
17
14
7
14
4
2
13
15
1
4
9
16
1
3
3
21
4
36
60
56
6
Highest AQI recorded in
December167AQI
Lowest AQI recorded in
August98AQI
Most & Least Polluted Years Over the Last 5 Years
Most Polluted Year Recorded
2021(Avg.)
155AQILeast Polluted Year Recorded
2024(Avg.)
104AQIChengguan's annual 2025 AQI (105) shows an average percentage change of -20.2% (improved AQI) compared to previous years: 2020 (133), 2021 (155), 2023 (147), 2024 (104).
