Ruzhou Ruzhou Technical School Automatic 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
Ruzhou Ruzhou Technical School Automatic Station, Zhengzhou, Henan, China
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
11th Aug 2024
113AQILowest AQI recorded on
6th Aug 2024
38AQISame Day Analysis (3rd 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: 3rd Aug - 4th Aug 2025
Ruzhou Ruzhou Technical School Automatic Station, Zhengzhou, Henan, China
AQI
Day
Night
.
5 AM3rd Aug 2025
7 PM
4 AM4th Aug 2025
Day time
Avg. Highest Time
9AM3rd Aug
73AQI
Avg. Lowest Time
6PM3rd Aug
62AQI
Night time
Avg. Highest Time
10PM3rd Aug
65AQI
Avg. Lowest Time
1AM4th Aug
60AQI
In the last 24 hours,
Ruzhou Ruzhou Technical School Automatic Station's AQI reached its highest point of 73 at 9 AM during the Day, while the lowest point, 60, was recorded at 1 AM during the Night between 3rd Aug and 4th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Ruzhou Ruzhou Technical School Automatic Station, 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 2025585 AMAQI
5th Jul 2025586 AMAQI
5th Jul 2025587 AMAQI
5th Jul 2025528 AMAQI
5th Jul 2025429 AMAQI
5th Jul 20254010 AMAQI
5th Jul 20255011 AMAQI
5th Jul 20255312 PMAQI
5th Jul 2025461 PMAQI
5th Jul 2025442 PMAQI
5th Jul 2025453 PMAQI
5th Jul 2025444 PMAQI
5th Jul 2025445 PMAQI
5th Jul 2025436 PMAQI
5th Jul 2025537 PMAQI
5th Jul 2025558 PMAQI
5th Jul 2025569 PMAQI
5th Jul 20255610 PMAQI
5th Jul 20255611 PMAQI
6th Jul 20255612 AMAQI
6th Jul 2025571 AMAQI
6th Jul 2025562 AMAQI
6th Jul 2025563 AMAQI
6th Jul 2025564 AMAQI
34°C29/39°C
6th Jul 2025565 AMAQI
6th Jul 2025566 AMAQI
6th Jul 2025557 AMAQI
6th Jul 2025558 AMAQI
6th Jul 2025519 AMAQI
6th Jul 20255110 AMAQI
6th Jul 20255011 AMAQI
6th Jul 20255212 PMAQI
6th Jul 2025491 PMAQI
6th Jul 2025502 PMAQI
6th Jul 2025503 PMAQI
6th Jul 2025524 PMAQI
6th Jul 2025515 PMAQI
6th Jul 2025556 PMAQI
6th Jul 2025567 PMAQI
6th Jul 2025598 PMAQI
6th Jul 2025599 PMAQI
6th Jul 20256110 PMAQI
6th Jul 20255811 PMAQI
7th Jul 20255912 AMAQI
7th Jul 2025561 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 2025588 AMAQI
7th Jul 2025579 AMAQI
7th Jul 20255810 AMAQI
7th Jul 20256211 AMAQI
7th Jul 20256812 PMAQI
7th Jul 2025711 PMAQI
7th Jul 2025672 PMAQI
7th Jul 2025643 PMAQI
7th Jul 2025644 PMAQI
7th Jul 2025655 PMAQI
7th Jul 2025626 PMAQI
7th Jul 2025617 PMAQI
7th Jul 2025598 PMAQI
7th Jul 2025609 PMAQI
7th Jul 20255910 PMAQI
7th Jul 20255811 PMAQI
8th Jul 20255712 AMAQI
8th Jul 2025561 AMAQI
8th Jul 2025572 AMAQI
8th Jul 2025573 AMAQI
8th Jul 2025594 AMAQI
33°C28/40°C
8th Jul 2025595 AMAQI
8th Jul 2025596 AMAQI
8th Jul 2025597 AMAQI
8th Jul 2025558 AMAQI
8th Jul 2025549 AMAQI
8th Jul 20255610 AMAQI
8th Jul 20256011 AMAQI
8th Jul 20256312 PMAQI
8th Jul 2025651 PMAQI
8th Jul 2025642 PMAQI
8th Jul 2025633 PMAQI
8th Jul 2025644 PMAQI
8th Jul 2025635 PMAQI
8th Jul 2025686 PMAQI
8th Jul 2025687 PMAQI
8th Jul 2025638 PMAQI
8th Jul 2025619 PMAQI
8th Jul 20256010 PMAQI
8th Jul 20255911 PMAQI
9th Jul 20255812 AMAQI
9th Jul 2025581 AMAQI
9th Jul 2025582 AMAQI
9th Jul 2025583 AMAQI
9th Jul 2025584 AMAQI
30°C26/36°C
9th Jul 2025585 AMAQI
9th Jul 2025596 AMAQI
9th Jul 2025597 AMAQI
9th Jul 2025748 AMAQI
9th Jul 2025779 AMAQI
9th Jul 20257510 AMAQI
9th Jul 20257311 AMAQI
9th Jul 20256212 PMAQI
9th Jul 2025591 PMAQI
9th Jul 2025572 PMAQI
9th Jul 2025593 PMAQI
9th Jul 2025554 PMAQI
9th Jul 2025545 PMAQI
9th Jul 2025556 PMAQI
9th Jul 2025567 PMAQI
9th Jul 2025608 PMAQI
9th Jul 2025609 PMAQI
9th Jul 20256110 PMAQI
9th Jul 20256111 PMAQI
10th Jul 20256212 AMAQI
10th Jul 2025591 AMAQI
10th Jul 2025592 AMAQI
10th Jul 2025603 AMAQI
10th Jul 2025604 AMAQI
30°C26/34°C
10th Jul 2025605 AMAQI
10th Jul 2025616 AMAQI
10th Jul 2025617 AMAQI
10th Jul 2025688 AMAQI
10th Jul 2025779 AMAQI
10th Jul 20257810 AMAQI
10th Jul 20257811 AMAQI
10th Jul 20257712 PMAQI
10th Jul 2025781 PMAQI
10th Jul 2025822 PMAQI
10th Jul 2025803 PMAQI
10th Jul 2025814 PMAQI
10th Jul 2025785 PMAQI
10th Jul 2025776 PMAQI
10th Jul 2025727 PMAQI
10th Jul 2025668 PMAQI
10th Jul 2025679 PMAQI
10th Jul 20256810 PMAQI
10th Jul 20256911 PMAQI
11th Jul 20257012 AMAQI
11th Jul 2025621 AMAQI
11th Jul 2025612 AMAQI
11th Jul 2025623 AMAQI
11th Jul 2025624 AMAQI
32°C27/36°C
11th Jul 2025635 AMAQI
11th Jul 2025636 AMAQI
11th Jul 2025637 AMAQI
11th Jul 20251038 AMAQI
11th Jul 20251239 AMAQI
11th Jul 202511610 AMAQI
11th Jul 202511111 AMAQI
11th Jul 202510112 PMAQI
11th Jul 20251001 PMAQI
11th Jul 2025922 PMAQI
11th Jul 2025903 PMAQI
11th Jul 2025864 PMAQI
11th Jul 2025865 PMAQI
11th Jul 2025856 PMAQI
11th Jul 2025807 PMAQI
11th Jul 2025748 PMAQI
11th Jul 2025749 PMAQI
11th Jul 20257310 PMAQI
11th Jul 20257311 PMAQI
12th Jul 20257212 AMAQI
12th Jul 2025681 AMAQI
12th Jul 2025652 AMAQI
12th Jul 2025663 AMAQI
12th Jul 2025704 AMAQI
33°C27/38°C
12th Jul 2025705 AMAQI
12th Jul 2025716 AMAQI
12th Jul 2025707 AMAQI
12th Jul 2025928 AMAQI
12th Jul 2025919 AMAQI
12th Jul 20258810 AMAQI
12th Jul 20258611 AMAQI
12th Jul 20258212 PMAQI
12th Jul 2025801 PMAQI
12th Jul 2025762 PMAQI
12th Jul 2025733 PMAQI
12th Jul 2025744 PMAQI
12th Jul 2025755 PMAQI
12th Jul 2025746 PMAQI
12th Jul 2025737 PMAQI
12th Jul 2025728 PMAQI
12th Jul 2025699 PMAQI
12th Jul 20256910 PMAQI
12th Jul 20256911 PMAQI
13th Jul 20256812 AMAQI
13th Jul 2025681 AMAQI
13th Jul 2025682 AMAQI
13th Jul 2025703 AMAQI
13th Jul 2025724 AMAQI
33°C28/38°C
13th Jul 2025725 AMAQI
13th Jul 2025726 AMAQI
13th Jul 2025727 AMAQI
13th Jul 2025788 AMAQI
13th Jul 2025829 AMAQI
13th Jul 20257710 AMAQI
13th Jul 20257211 AMAQI
13th Jul 20257112 PMAQI
13th Jul 2025701 PMAQI
13th Jul 2025702 PMAQI
13th Jul 2025673 PMAQI
13th Jul 2025684 PMAQI
13th Jul 2025705 PMAQI
13th Jul 2025706 PMAQI
13th Jul 2025707 PMAQI
13th Jul 2025688 PMAQI
13th Jul 2025689 PMAQI
13th Jul 20256910 PMAQI
13th Jul 20257011 PMAQI
14th Jul 20256912 AMAQI
14th Jul 2025701 AMAQI
14th Jul 2025722 AMAQI
14th Jul 2025723 AMAQI
14th Jul 2025724 AMAQI
35°C29/40°C
14th Jul 2025735 AMAQI
14th Jul 2025726 AMAQI
14th Jul 2025727 AMAQI
14th Jul 2025778 AMAQI
14th Jul 2025789 AMAQI
14th Jul 20257410 AMAQI
14th Jul 20257211 AMAQI
14th Jul 20257112 PMAQI
14th Jul 2025701 PMAQI
14th Jul 2025722 PMAQI
14th Jul 2025723 PMAQI
14th Jul 2025724 PMAQI
14th Jul 2025725 PMAQI
14th Jul 2025726 PMAQI
14th Jul 2025737 PMAQI
14th Jul 2025708 PMAQI
14th Jul 2025719 PMAQI
14th Jul 20257410 PMAQI
14th Jul 20257311 PMAQI
15th Jul 20257212 AMAQI
15th Jul 2025721 AMAQI
15th Jul 2025712 AMAQI
15th Jul 2025723 AMAQI
15th Jul 2025724 AMAQI
35°C30/40°C
15th Jul 2025715 AMAQI
15th Jul 2025726 AMAQI
15th Jul 2025717 AMAQI
15th Jul 2025788 AMAQI
15th Jul 2025819 AMAQI
15th Jul 20258210 AMAQI
15th Jul 20257911 AMAQI
15th Jul 20257712 PMAQI
15th Jul 2025741 PMAQI
15th Jul 2025732 PMAQI
15th Jul 2025733 PMAQI
15th Jul 2025754 PMAQI
15th Jul 2025715 PMAQI
15th Jul 2025696 PMAQI
15th Jul 2025687 PMAQI
15th Jul 2025708 PMAQI
15th Jul 2025709 PMAQI
15th Jul 20257110 PMAQI
15th Jul 20256911 PMAQI
16th Jul 20257012 AMAQI
16th Jul 2025711 AMAQI
16th Jul 2025712 AMAQI
16th Jul 2025723 AMAQI
16th Jul 2025724 AMAQI
36°C30/42°C
16th Jul 2025715 AMAQI
16th Jul 2025716 AMAQI
16th Jul 2025717 AMAQI
16th Jul 2025668 AMAQI
16th Jul 2025749 AMAQI
16th Jul 20257810 AMAQI
16th Jul 20257811 AMAQI
16th Jul 20257812 PMAQI
16th Jul 2025761 PMAQI
16th Jul 2025802 PMAQI
16th Jul 2025763 PMAQI
16th Jul 2025744 PMAQI
16th Jul 2025685 PMAQI
16th Jul 2025666 PMAQI
16th Jul 2025687 PMAQI
16th Jul 2025698 PMAQI
16th Jul 2025689 PMAQI
16th Jul 20256910 PMAQI
16th Jul 20257011 PMAQI
17th Jul 20256812 AMAQI
17th Jul 2025691 AMAQI
17th Jul 2025712 AMAQI
17th Jul 2025703 AMAQI
17th Jul 2025724 AMAQI
35°C30/40°C
17th Jul 2025725 AMAQI
17th Jul 2025726 AMAQI
17th Jul 2025727 AMAQI
17th Jul 2025668 AMAQI
17th Jul 2025639 AMAQI
17th Jul 20256610 AMAQI
17th Jul 20256211 AMAQI
17th Jul 20256212 PMAQI
17th Jul 2025611 PMAQI
17th Jul 2025572 PMAQI
17th Jul 2025573 PMAQI
17th Jul 2025574 PMAQI
17th Jul 2025595 PMAQI
17th Jul 2025596 PMAQI
17th Jul 2025607 PMAQI
17th Jul 2025648 PMAQI
17th Jul 2025659 PMAQI
17th Jul 20256710 PMAQI
17th Jul 20256811 PMAQI
18th Jul 20256912 AMAQI
18th Jul 2025691 AMAQI
18th Jul 2025692 AMAQI
18th Jul 2025693 AMAQI
18th Jul 2025684 AMAQI
34°C28/40°C
18th Jul 2025695 AMAQI
18th Jul 2025686 AMAQI
18th Jul 2025687 AMAQI
18th Jul 2025788 AMAQI
18th Jul 2025829 AMAQI
18th Jul 20257610 AMAQI
18th Jul 20257211 AMAQI
18th Jul 20257012 PMAQI
18th Jul 2025681 PMAQI
18th Jul 2025662 PMAQI
18th Jul 2025623 PMAQI
18th Jul 2025614 PMAQI
18th Jul 2025605 PMAQI
18th Jul 2025616 PMAQI
18th Jul 2025637 PMAQI
18th Jul 2025668 PMAQI
18th Jul 2025679 PMAQI
18th Jul 20256710 PMAQI
18th Jul 20256711 PMAQI
19th Jul 20256612 AMAQI
19th Jul 2025681 AMAQI
19th Jul 2025682 AMAQI
19th Jul 2025683 AMAQI
19th Jul 2025684 AMAQI
34°C29/40°C
19th Jul 2025685 AMAQI
19th Jul 2025686 AMAQI
19th Jul 2025687 AMAQI
19th Jul 2025858 AMAQI
19th Jul 2025829 AMAQI
19th Jul 20258310 AMAQI
19th Jul 20257811 AMAQI
19th Jul 20257512 PMAQI
19th Jul 2025681 PMAQI
19th Jul 2025702 PMAQI
19th Jul 2025683 PMAQI
19th Jul 2025664 PMAQI
19th Jul 2025665 PMAQI
19th Jul 2025646 PMAQI
19th Jul 2025677 PMAQI
19th Jul 2025678 PMAQI
19th Jul 2025689 PMAQI
19th Jul 20256710 PMAQI
19th Jul 20256811 PMAQI
20th Jul 20256912 AMAQI
20th Jul 2025661 AMAQI
20th Jul 2025672 AMAQI
20th Jul 2025673 AMAQI
20th Jul 2025684 AMAQI
33°C28/38°C
20th Jul 2025685 AMAQI
20th Jul 2025696 AMAQI
20th Jul 2025687 AMAQI
20th Jul 2025758 AMAQI
20th Jul 2025789 AMAQI
20th Jul 20257410 AMAQI
20th Jul 20256911 AMAQI
20th Jul 20256612 PMAQI
20th Jul 2025701 PMAQI
20th Jul 2025682 PMAQI
20th Jul 2025713 PMAQI
20th Jul 2025714 PMAQI
20th Jul 2025745 PMAQI
20th Jul 2025746 PMAQI
20th Jul 2025707 PMAQI
20th Jul 2025708 PMAQI
20th Jul 2025719 PMAQI
20th Jul 20258010 PMAQI
20th Jul 20258011 PMAQI
21st Jul 20256912 AMAQI
21st Jul 2025671 AMAQI
21st Jul 2025672 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 2025618 AMAQI
21st Jul 2025599 AMAQI
21st Jul 20256010 AMAQI
21st Jul 20255911 AMAQI
21st Jul 20256312 PMAQI
21st Jul 2025641 PMAQI
21st Jul 2025642 PMAQI
21st Jul 2025653 PMAQI
21st Jul 2025664 PMAQI
21st Jul 2025695 PMAQI
21st Jul 2025746 PMAQI
21st Jul 2025707 PMAQI
21st Jul 2025708 PMAQI
21st Jul 2025739 PMAQI
21st Jul 20257610 PMAQI
21st Jul 20257911 PMAQI
22nd Jul 20257512 AMAQI
22nd Jul 2025671 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 2025798 AMAQI
22nd Jul 2025799 AMAQI
22nd Jul 20256210 AMAQI
22nd Jul 20255411 AMAQI
22nd Jul 20255812 PMAQI
22nd Jul 2025561 PMAQI
22nd Jul 2025532 PMAQI
22nd Jul 2025503 PMAQI
22nd Jul 2025384 PMAQI
22nd Jul 2025455 PMAQI
22nd Jul 2025496 PMAQI
22nd Jul 2025527 PMAQI
22nd Jul 2025628 PMAQI
22nd Jul 2025639 PMAQI
22nd Jul 20256410 PMAQI
22nd Jul 20256211 PMAQI
23rd Jul 20256112 AMAQI
23rd Jul 2025641 AMAQI
23rd Jul 2025672 AMAQI
23rd Jul 2025663 AMAQI
23rd Jul 2025664 AMAQI
29°C25/34°C
23rd Jul 2025665 AMAQI
23rd Jul 2025666 AMAQI
23rd Jul 2025667 AMAQI
23rd Jul 2025388 AMAQI
23rd Jul 2025289 AMAQI
23rd Jul 20253110 AMAQI
23rd Jul 20255011 AMAQI
23rd Jul 20255112 PMAQI
23rd Jul 2025541 PMAQI
23rd Jul 2025542 PMAQI
23rd Jul 2025563 PMAQI
23rd Jul 2025544 PMAQI
23rd Jul 2025505 PMAQI
23rd Jul 2025496 PMAQI
23rd Jul 2025507 PMAQI
23rd Jul 2025558 PMAQI
23rd Jul 2025569 PMAQI
23rd Jul 20255810 PMAQI
23rd Jul 20255811 PMAQI
24th Jul 20255912 AMAQI
24th Jul 2025581 AMAQI
24th Jul 2025632 AMAQI
24th Jul 2025643 AMAQI
24th Jul 2025614 AMAQI
30°C25/35°C
24th Jul 2025625 AMAQI
24th Jul 2025626 AMAQI
24th Jul 2025627 AMAQI
24th Jul 2025478 AMAQI
24th Jul 2025489 AMAQI
24th Jul 20255810 AMAQI
24th Jul 20255511 AMAQI
24th Jul 20255812 PMAQI
24th Jul 2025611 PMAQI
24th Jul 2025572 PMAQI
24th Jul 2025553 PMAQI
24th Jul 2025544 PMAQI
24th Jul 2025545 PMAQI
24th Jul 2025536 PMAQI
24th Jul 2025597 PMAQI
24th Jul 2025608 PMAQI
24th Jul 2025609 PMAQI
24th Jul 20256010 PMAQI
24th Jul 20255811 PMAQI
25th Jul 20255912 AMAQI
25th Jul 2025601 AMAQI
25th Jul 2025612 AMAQI
25th Jul 2025603 AMAQI
25th Jul 2025594 AMAQI
31°C26/37°C
25th Jul 2025605 AMAQI
25th Jul 2025606 AMAQI
25th Jul 2025607 AMAQI
25th Jul 2025618 AMAQI
25th Jul 2025629 AMAQI
25th Jul 20256610 AMAQI
25th Jul 20256511 AMAQI
25th Jul 20256212 PMAQI
25th Jul 2025641 PMAQI
25th Jul 2025622 PMAQI
25th Jul 2025593 PMAQI
25th Jul 2025584 PMAQI
25th Jul 2025595 PMAQI
25th Jul 2025586 PMAQI
25th Jul 2025587 PMAQI
25th Jul 2025608 PMAQI
25th Jul 2025609 PMAQI
25th Jul 20256210 PMAQI
25th Jul 20256111 PMAQI
26th Jul 20256212 AMAQI
26th Jul 2025601 AMAQI
26th Jul 2025602 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 2025638 AMAQI
26th Jul 2025639 AMAQI
26th Jul 20256310 AMAQI
26th Jul 20256011 AMAQI
26th Jul 20256212 PMAQI
26th Jul 2025631 PMAQI
26th Jul 2025602 PMAQI
26th Jul 2025583 PMAQI
26th Jul 2025574 PMAQI
26th Jul 2025575 PMAQI
26th Jul 2025576 PMAQI
26th Jul 2025607 PMAQI
26th Jul 2025578 PMAQI
26th Jul 2025599 PMAQI
26th Jul 20255910 PMAQI
26th Jul 20256111 PMAQI
27th Jul 20256112 AMAQI
27th Jul 2025591 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 2025628 AMAQI
27th Jul 2025629 AMAQI
27th Jul 20255810 AMAQI
27th Jul 20255711 AMAQI
27th Jul 20256012 PMAQI
27th Jul 2025621 PMAQI
27th Jul 2025592 PMAQI
27th Jul 2025573 PMAQI
27th Jul 2025564 PMAQI
27th Jul 2025575 PMAQI
27th Jul 2025576 PMAQI
27th Jul 2025587 PMAQI
27th Jul 2025598 PMAQI
27th Jul 2025619 PMAQI
27th Jul 20256010 PMAQI
27th Jul 20256011 PMAQI
28th Jul 20256212 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 2025638 AMAQI
28th Jul 2025649 AMAQI
28th Jul 20256110 AMAQI
28th Jul 20256211 AMAQI
28th Jul 20256412 PMAQI
28th Jul 2025601 PMAQI
28th Jul 2025582 PMAQI
28th Jul 2025583 PMAQI
28th Jul 2025564 PMAQI
28th Jul 2025575 PMAQI
28th Jul 2025586 PMAQI
28th Jul 2025597 PMAQI
28th Jul 2025608 PMAQI
28th Jul 2025599 PMAQI
28th Jul 20255910 PMAQI
28th Jul 20256111 PMAQI
29th Jul 20255912 AMAQI
29th Jul 2025591 AMAQI
29th Jul 2025612 AMAQI
29th Jul 2025603 AMAQI
29th Jul 2025604 AMAQI
34°C28/40°C
29th Jul 2025615 AMAQI
29th Jul 2025606 AMAQI
29th Jul 2025617 AMAQI
29th Jul 2025598 AMAQI
29th Jul 2025599 AMAQI
29th Jul 20256010 AMAQI
29th Jul 20256011 AMAQI
29th Jul 20256012 PMAQI
29th Jul 2025621 PMAQI
29th Jul 2025612 PMAQI
29th Jul 2025603 PMAQI
29th Jul 2025594 PMAQI
29th Jul 2025595 PMAQI
29th Jul 2025586 PMAQI
29th Jul 2025577 PMAQI
29th Jul 2025598 PMAQI
29th Jul 2025599 PMAQI
29th Jul 20255910 PMAQI
29th Jul 20256011 PMAQI
30th Jul 20256012 AMAQI
30th Jul 2025601 AMAQI
30th Jul 2025612 AMAQI
30th Jul 2025613 AMAQI
30th Jul 2025604 AMAQI
33°C28/41°C
30th Jul 2025605 AMAQI
30th Jul 2025606 AMAQI
30th Jul 2025607 AMAQI
30th Jul 2025638 AMAQI
30th Jul 2025649 AMAQI
30th Jul 20256110 AMAQI
30th Jul 20255711 AMAQI
30th Jul 20255812 PMAQI
30th Jul 2025551 PMAQI
30th Jul 2025552 PMAQI
30th Jul 2025563 PMAQI
30th Jul 2025544 PMAQI
30th Jul 2025545 PMAQI
30th Jul 2025546 PMAQI
30th Jul 2025597 PMAQI
30th Jul 2025638 PMAQI
30th Jul 2025629 PMAQI
30th Jul 20256210 PMAQI
30th Jul 20256211 PMAQI
31st Jul 20256212 AMAQI
31st Jul 2025601 AMAQI
31st Jul 2025602 AMAQI
31st Jul 2025603 AMAQI
31st Jul 2025604 AMAQI
33°C28/40°C
31st Jul 2025605 AMAQI
31st Jul 2025606 AMAQI
31st Jul 2025607 AMAQI
31st Jul 2025608 AMAQI
31st Jul 2025609 AMAQI
31st Jul 20256610 AMAQI
31st Jul 20256611 AMAQI
31st Jul 20256312 PMAQI
31st Jul 2025661 PMAQI
31st Jul 2025642 PMAQI
31st Jul 2025613 PMAQI
31st Jul 2025584 PMAQI
31st Jul 2025585 PMAQI
31st Jul 2025586 PMAQI
31st Jul 2025617 PMAQI
31st Jul 2025628 PMAQI
31st Jul 2025629 PMAQI
31st Jul 20256310 PMAQI
31st Jul 20256211 PMAQI
1st Aug 20256012 AMAQI
1st Aug 2025601 AMAQI
1st Aug 2025592 AMAQI
1st Aug 2025593 AMAQI
1st Aug 2025594 AMAQI
33°C27/39°C
1st Aug 2025605 AMAQI
1st Aug 2025606 AMAQI
1st Aug 2025597 AMAQI
1st Aug 2025618 AMAQI
1st Aug 2025649 AMAQI
1st Aug 20256710 AMAQI
1st Aug 20256211 AMAQI
1st Aug 20256112 PMAQI
1st Aug 2025681 PMAQI
1st Aug 2025652 PMAQI
1st Aug 2025693 PMAQI
1st Aug 2025624 PMAQI
1st Aug 2025645 PMAQI
1st Aug 2025666 PMAQI
1st Aug 2025647 PMAQI
1st Aug 2025628 PMAQI
1st Aug 2025669 PMAQI
1st Aug 20256610 PMAQI
1st Aug 20256511 PMAQI
2nd Aug 20256212 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 2025606 AMAQI
2nd Aug 2025617 AMAQI
2nd Aug 2025698 AMAQI
2nd Aug 2025649 AMAQI
2nd Aug 20256610 AMAQI
2nd Aug 20256611 AMAQI
2nd Aug 20257012 PMAQI
2nd Aug 2025691 PMAQI
2nd Aug 2025732 PMAQI
2nd Aug 2025653 PMAQI
2nd Aug 2025644 PMAQI
2nd Aug 2025655 PMAQI
2nd Aug 2025666 PMAQI
2nd Aug 2025667 PMAQI
2nd Aug 2025628 PMAQI
2nd Aug 2025649 PMAQI
2nd Aug 20256410 PMAQI
2nd Aug 20256411 PMAQI
3rd Aug 20256212 AMAQI
3rd Aug 2025601 AMAQI
3rd Aug 2025602 AMAQI
3rd Aug 2025613 AMAQI
3rd Aug 2025624 AMAQI
33°C28/38°C
3rd Aug 2025625 AMAQI
3rd Aug 2025626 AMAQI
3rd Aug 2025627 AMAQI
3rd Aug 2025708 AMAQI
3rd Aug 2025739 AMAQI
3rd Aug 20256810 AMAQI
3rd Aug 20256811 AMAQI
3rd Aug 20256412 PMAQI
3rd Aug 2025661 PMAQI
3rd Aug 2025652 PMAQI
3rd Aug 2025643 PMAQI
3rd Aug 2025644 PMAQI
3rd Aug 2025625 PMAQI
3rd Aug 2025626 PMAQI
3rd Aug 2025657 PMAQI
3rd Aug 2025628 PMAQI
3rd Aug 2025639 PMAQI
3rd Aug 20256510 PMAQI
3rd Aug 20256411 PMAQI
4th Aug 20256112 AMAQI
4th Aug 2025601 AMAQI
4th Aug 2025612 AMAQI
4th Aug 2025623 AMAQI
4th Aug 2025624 AMAQI
35°C29/42°C
4th Aug 2025635 AMAQI
5 AM4th Aug 2025626 AMAQI
4th Aug 2025637 AMAQI
4th Aug 2025738 AMAQI
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
Ruzhou Ruzhou Technical School Automatic Station, Zhengzhou, Henan, China
2025
49%
106
38%
82
12%
25
0.4%
1
0.4%
1
Total number of days with different AQI categories in last 216 days in 2025 (149 days remaining)
Good
0 DaysModerate
106 DaysPoor
82 DaysUnhealthy
25 DaysSevere
1 DaysHazardous
1 DaysUnder WHO’s Safe Air Quality Limits: 0%
Health Risk Level:
Extreme
In 2025, 0% of 216 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
Ruzhou Ruzhou Technical School Automatic 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
163AQI
163AQI
2nd January 2025
148AQI
148AQI
3rd January 2025
163AQI
163AQI
4th January 2025
162AQI
162AQI
5th January 2025
134AQI
134AQI
6th January 2025
101AQI
101AQI
7th January 2025
103AQI
103AQI
8th January 2025
81AQI
81AQI
9th January 2025
88AQI
88AQI
10th January 2025
117AQI
117AQI
11th January 2025
88AQI
88AQI
12th January 2025
86AQI
86AQI
13th January 2025
119AQI
119AQI
14th January 2025
119AQI
119AQI
15th January 2025
95AQI
95AQI
16th January 2025
97AQI
97AQI
17th January 2025
128AQI
128AQI
18th January 2025
136AQI
136AQI
19th January 2025
135AQI
135AQI
20th January 2025
168AQI
168AQI
21st January 2025
193AQI
193AQI
22nd January 2025
170AQI
170AQI
23rd January 2025
151AQI
151AQI
24th January 2025
170AQI
170AQI
25th January 2025
168AQI
168AQI
26th January 2025
106AQI
106AQI
27th January 2025
89AQI
89AQI
28th January 2025
89AQI
89AQI
29th January 2025
215AQI
215AQI
30th January 2025
169AQI
169AQI
31st January 2025
173AQI
173AQI
1st February 2025
165AQI
165AQI
2nd February 2025
185AQI
185AQI
3rd February 2025
130AQI
130AQI
4th February 2025
112AQI
112AQI
5th February 2025
93AQI
93AQI
6th February 2025
97AQI
97AQI
7th February 2025
79AQI
79AQI
8th February 2025
79AQI
79AQI
9th February 2025
104AQI
104AQI
10th February 2025
131AQI
131AQI
11th February 2025
150AQI
150AQI
12th February 2025
107AQI
107AQI
13th February 2025
106AQI
106AQI
14th February 2025
120AQI
120AQI
15th February 2025
111AQI
111AQI
16th February 2025
94AQI
94AQI
17th February 2025
119AQI
119AQI
18th February 2025
134AQI
134AQI
19th February 2025
104AQI
104AQI
20th February 2025
137AQI
137AQI
21st February 2025
142AQI
142AQI
22nd February 2025
149AQI
149AQI
23rd February 2025
125AQI
125AQI
24th February 2025
154AQI
154AQI
25th February 2025
129AQI
129AQI
26th February 2025
154AQI
154AQI
27th February 2025
156AQI
156AQI
28th February 2025
169AQI
169AQI
1st March 2025
158AQI
158AQI
2nd March 2025
102AQI
102AQI
3rd March 2025
90AQI
90AQI
4th March 2025
95AQI
95AQI
5th March 2025
138AQI
138AQI
6th March 2025
129AQI
129AQI
7th March 2025
145AQI
145AQI
8th March 2025
145AQI
145AQI
9th March 2025
156AQI
156AQI
10th March 2025
149AQI
149AQI
11th March 2025
160AQI
160AQI
12th March 2025
143AQI
143AQI
13th March 2025
171AQI
171AQI
14th March 2025
103AQI
103AQI
15th March 2025
145AQI
145AQI
16th March 2025
77AQI
77AQI
17th March 2025
85AQI
85AQI
18th March 2025
78AQI
78AQI
19th March 2025
88AQI
88AQI
20th March 2025
66AQI
66AQI
21st March 2025
69AQI
69AQI
22nd March 2025
76AQI
76AQI
23rd March 2025
97AQI
97AQI
24th March 2025
424AQI
424AQI
25th March 2025
125AQI
125AQI
26th March 2025
157AQI
157AQI
27th March 2025
113AQI
113AQI
28th March 2025
135AQI
135AQI
29th March 2025
85AQI
85AQI
30th March 2025
101AQI
101AQI
31st March 2025
108AQI
108AQI
1st April 2025
99AQI
99AQI
2nd April 2025
74AQI
74AQI
3rd April 2025
103AQI
103AQI
4th April 2025
115AQI
115AQI
5th April 2025
83AQI
83AQI
6th April 2025
120AQI
120AQI
7th April 2025
125AQI
125AQI
8th April 2025
141AQI
141AQI
9th April 2025
132AQI
132AQI
10th April 2025
139AQI
139AQI
11th April 2025
137AQI
137AQI
12th April 2025
193AQI
193AQI
13th April 2025
120AQI
120AQI
14th April 2025
93AQI
93AQI
15th April 2025
98AQI
98AQI
16th April 2025
136AQI
136AQI
17th April 2025
138AQI
138AQI
18th April 2025
141AQI
141AQI
19th April 2025
126AQI
126AQI
20th April 2025
112AQI
112AQI
21st April 2025
108AQI
108AQI
22nd April 2025
96AQI
96AQI
23rd April 2025
129AQI
129AQI
24th April 2025
85AQI
85AQI
25th April 2025
126AQI
126AQI
26th April 2025
101AQI
101AQI
27th April 2025
115AQI
115AQI
28th April 2025
82AQI
82AQI
29th April 2025
88AQI
88AQI
30th April 2025
112AQI
112AQI
1st May 2025
93AQI
93AQI
2nd May 2025
123AQI
123AQI
3rd May 2025
78AQI
78AQI
4th May 2025
96AQI
96AQI
5th May 2025
148AQI
148AQI
6th May 2025
141AQI
141AQI
7th May 2025
161AQI
161AQI
8th May 2025
145AQI
145AQI
9th May 2025
116AQI
116AQI
10th May 2025
101AQI
101AQI
11th May 2025
84AQI
84AQI
12th May 2025
95AQI
95AQI
13th May 2025
110AQI
110AQI
14th May 2025
105AQI
105AQI
15th May 2025
92AQI
92AQI
16th May 2025
107AQI
107AQI
17th May 2025
192AQI
192AQI
18th May 2025
108AQI
108AQI
19th May 2025
140AQI
140AQI
20th May 2025
121AQI
121AQI
21st May 2025
135AQI
135AQI
22nd May 2025
114AQI
114AQI
23rd May 2025
140AQI
140AQI
24th May 2025
100AQI
100AQI
25th May 2025
111AQI
111AQI
26th May 2025
95AQI
95AQI
27th May 2025
115AQI
115AQI
28th May 2025
107AQI
107AQI
29th May 2025
111AQI
111AQI
30th May 2025
97AQI
97AQI
31st May 2025
88AQI
88AQI
1st June 2025
88AQI
88AQI
2nd June 2025
94AQI
94AQI
3rd June 2025
77AQI
77AQI
4th June 2025
89AQI
89AQI
5th June 2025
81AQI
81AQI
6th June 2025
92AQI
92AQI
7th June 2025
110AQI
110AQI
8th June 2025
98AQI
98AQI
9th June 2025
97AQI
97AQI
10th June 2025
87AQI
87AQI
11th June 2025
88AQI
88AQI
12th June 2025
81AQI
81AQI
13th June 2025
83AQI
83AQI
14th June 2025
77AQI
77AQI
15th June 2025
70AQI
70AQI
16th June 2025
70AQI
70AQI
17th June 2025
75AQI
75AQI
18th June 2025
67AQI
67AQI
19th June 2025
65AQI
65AQI
20th June 2025
65AQI
65AQI
21st June 2025
67AQI
67AQI
22nd June 2025
63AQI
63AQI
23rd June 2025
64AQI
64AQI
24th June 2025
68AQI
68AQI
25th June 2025
78AQI
78AQI
26th June 2025
62AQI
62AQI
27th June 2025
64AQI
64AQI
28th June 2025
59AQI
59AQI
29th June 2025
58AQI
58AQI
30th June 2025
60AQI
60AQI
1st July 2025
53AQI
53AQI
2nd July 2025
56AQI
56AQI
3rd July 2025
53AQI
53AQI
4th July 2025
56AQI
56AQI
5th July 2025
52AQI
52AQI
6th July 2025
55AQI
55AQI
7th July 2025
60AQI
60AQI
8th July 2025
61AQI
61AQI
9th July 2025
60AQI
60AQI
10th July 2025
69AQI
69AQI
11th July 2025
80AQI
80AQI
12th July 2025
74AQI
74AQI
13th July 2025
71AQI
71AQI
14th July 2025
72AQI
72AQI
15th July 2025
72AQI
72AQI
16th July 2025
72AQI
72AQI
17th July 2025
65AQI
65AQI
18th July 2025
68AQI
68AQI
19th July 2025
70AQI
70AQI
20th July 2025
71AQI
71AQI
21st July 2025
68AQI
68AQI
22nd July 2025
61AQI
61AQI
23rd July 2025
56AQI
56AQI
24th July 2025
58AQI
58AQI
25th July 2025
61AQI
61AQI
26th July 2025
60AQI
60AQI
27th July 2025
59AQI
59AQI
28th July 2025
60AQI
60AQI
29th July 2025
60AQI
60AQI
30th July 2025
59AQI
59AQI
31st July 2025
61AQI
61AQI
1st August 2025
63AQI
63AQI
2nd August 2025
64AQI
64AQI
3rd August 2025
63AQI
63AQI
133AQI
126AQI
126AQI
116AQI
115AQI
77AQI
63AQI
63AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
2025107AQI
8
11
11
1
5
17
6
11
14
5
1
9
20
1
10
19
2
29
1
31
3
106
82
25
1
1
Highest AQI recorded in
January133AQI
Lowest AQI recorded in
July63AQI
202498AQI
3
3
8
1
1
1
1
1
3
1
1
2
12
30
9
22
9
21
1
3
17
7
2
3
7
7
13
1
11
14
5
7
17
7
24
132
55
37
2
1
Highest AQI recorded in
January165AQI
Lowest AQI recorded in
July57AQI
2023125AQI
2
1
2
6
10
12
1
2
8
11
12
1
Highest AQI recorded in
December128AQI
Lowest AQI recorded in
November93AQI
2021139AQI
1
4
11
7
5
4
16
7
4
1
8
31
14
5
Highest AQI recorded in
January148AQI
Lowest AQI recorded in
March112AQI
2020111AQI
1
9
4
25
2
15
7
3
8
15
8
8
9
13
2
12
11
1
5
67
45
35
1
Highest AQI recorded in
December149AQI
Lowest AQI recorded in
July69AQI
Most & Least Polluted Years Over the Last 5 Years
Most Polluted Year Recorded
2021(Avg.)
139AQILeast Polluted Year Recorded
2024(Avg.)
98AQIRuzhou Ruzhou Technical School Automatic Station's annual 2025 AQI (107) shows an average percentage change of -7.8% (improved AQI) compared to previous years: 2020 (111), 2021 (139), 2023 (125), 2024 (98).
