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HistoryAQIPM2.5PM10COSO2NO2O3

Yucheng County Environmental Protection Bureau Automatic Station, Shuizhai, 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+

October Air Quality Analysis

Yucheng County Environmental Protection Bureau Automatic Station, Shuizhai, Henan, China

2024
2025
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
29th Oct 2024
188AQI
Lowest AQI recorded on
2nd Oct 2025
40AQI

Same Day Analysis (14th October ):
On this day, AQI across the 2 years varied significantly: 2025 ranks 2nd highest AQI at 77 of Moderate air quality, showing improvement over 2024 on the same day.

Download 2024 Annual Data

World Air Quality Report

Globe

Day & Night AQI Trend: 14th Oct - 15th Oct 2025

Yucheng County Environmental Protection Bureau Automatic Station, Shuizhai, Henan, China

AQI
Day
Night
.

6 AM14th Oct 2025

6 PM

5 AM15th Oct 2025

Day time
Avg. Highest Time
6AM14th Oct

85AQI

Avg. Lowest Time
4PM14th Oct

63AQI

Night time
Avg. Highest Time
5AM15th Oct

116AQI

Avg. Lowest Time
6PM14th Oct

64AQI

In the last 24 hours,

Yucheng County Environmental Protection Bureau Automatic Station's AQI reached its highest point of 116 at 5 AM during the Night, while the lowest point, 63, was recorded at 4 PM during the Day between 14th Oct and 15th Oct 2025.

Day & Night AQI Trend : Sep - Oct 2025

Yucheng County Environmental Protection Bureau Automatic Station, Shuizhai, Henan, China

SepOct
15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th - 06th06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th
Day
Night
15th Sep 2025586 AMAQI
15th Sep 2025587 AMAQI
15th Sep 2025638 AMAQI
15th Sep 2025659 AMAQI
15th Sep 20256610 AMAQI
15th Sep 20256711 AMAQI
15th Sep 20256112 PMAQI
15th Sep 2025521 PMAQI
15th Sep 2025422 PMAQI
15th Sep 2025393 PMAQI
15th Sep 2025454 PMAQI
15th Sep 2025435 PMAQI
15th Sep 2025436 PMAQI
15th Sep 2025547 PMAQI
15th Sep 2025578 PMAQI
15th Sep 2025609 PMAQI
15th Sep 20255910 PMAQI
15th Sep 20255911 PMAQI
16th Sep 20256012 AMAQI
16th Sep 2025581 AMAQI
16th Sep 2025572 AMAQI
16th Sep 2025583 AMAQI
16th Sep 2025584 AMAQI
16th Sep 2025585 AMAQI

27°C23/32°C

16th Sep 2025586 AMAQI
16th Sep 2025587 AMAQI
16th Sep 2025618 AMAQI
16th Sep 2025689 AMAQI
16th Sep 20256210 AMAQI
16th Sep 20256411 AMAQI
16th Sep 20256712 PMAQI
16th Sep 2025681 PMAQI
16th Sep 2025622 PMAQI
16th Sep 2025623 PMAQI
16th Sep 2025584 PMAQI
16th Sep 2025565 PMAQI
16th Sep 2025516 PMAQI
16th Sep 2025517 PMAQI
16th Sep 2025518 PMAQI
16th Sep 2025509 PMAQI
16th Sep 20255210 PMAQI
16th Sep 20255111 PMAQI
17th Sep 20255512 AMAQI
17th Sep 2025581 AMAQI
17th Sep 2025582 AMAQI
17th Sep 2025603 AMAQI
17th Sep 2025604 AMAQI
17th Sep 2025615 AMAQI

26°C22/32°C

17th Sep 2025616 AMAQI
17th Sep 2025617 AMAQI
17th Sep 2025488 AMAQI
17th Sep 2025379 AMAQI
17th Sep 20254510 AMAQI
17th Sep 20254811 AMAQI
17th Sep 20254812 PMAQI
17th Sep 2025431 PMAQI
17th Sep 2025522 PMAQI
17th Sep 2025463 PMAQI
17th Sep 2025534 PMAQI
17th Sep 2025465 PMAQI
17th Sep 2025426 PMAQI
17th Sep 2025497 PMAQI
17th Sep 2025578 PMAQI
17th Sep 2025569 PMAQI
17th Sep 20255410 PMAQI
17th Sep 20255511 PMAQI
18th Sep 20255612 AMAQI
18th Sep 2025591 AMAQI
18th Sep 2025602 AMAQI
18th Sep 2025583 AMAQI
18th Sep 2025574 AMAQI
18th Sep 2025575 AMAQI

20°C19/21°C

18th Sep 2025566 AMAQI
18th Sep 2025577 AMAQI
18th Sep 2025508 AMAQI
18th Sep 2025529 AMAQI
18th Sep 20255210 AMAQI
18th Sep 20253811 AMAQI
18th Sep 20254212 PMAQI
18th Sep 2025421 PMAQI
18th Sep 2025502 PMAQI
18th Sep 2025493 PMAQI
18th Sep 2025504 PMAQI
18th Sep 2025525 PMAQI
18th Sep 2025466 PMAQI
18th Sep 2025587 PMAQI
18th Sep 2025548 PMAQI
18th Sep 2025539 PMAQI
18th Sep 20255410 PMAQI
18th Sep 20255411 PMAQI
19th Sep 20255312 AMAQI
19th Sep 2025581 AMAQI
19th Sep 2025582 AMAQI
19th Sep 2025573 AMAQI
19th Sep 2025564 AMAQI
19th Sep 2025565 AMAQI

18°C16/19°C

19th Sep 2025566 AMAQI
19th Sep 2025567 AMAQI
19th Sep 2025308 AMAQI
19th Sep 2025249 AMAQI
19th Sep 20252510 AMAQI
19th Sep 20252211 AMAQI
19th Sep 20252612 PMAQI
19th Sep 2025271 PMAQI
19th Sep 2025222 PMAQI
19th Sep 2025213 PMAQI
19th Sep 2025194 PMAQI
19th Sep 2025225 PMAQI
19th Sep 2025216 PMAQI
19th Sep 2025327 PMAQI
19th Sep 2025538 PMAQI
19th Sep 2025519 PMAQI
19th Sep 20255210 PMAQI
19th Sep 20255211 PMAQI
20th Sep 20255412 AMAQI
20th Sep 2025561 AMAQI
20th Sep 2025562 AMAQI
20th Sep 2025543 AMAQI
20th Sep 2025544 AMAQI
20th Sep 2025535 AMAQI

16°C15/17°C

20th Sep 2025536 AMAQI
20th Sep 2025537 AMAQI
20th Sep 2025488 AMAQI
20th Sep 2025519 AMAQI
20th Sep 20255610 AMAQI
20th Sep 20255911 AMAQI
20th Sep 20256312 PMAQI
20th Sep 2025621 PMAQI
20th Sep 2025592 PMAQI
20th Sep 2025583 PMAQI
20th Sep 2025524 PMAQI
20th Sep 2025485 PMAQI
20th Sep 2025466 PMAQI
20th Sep 2025477 PMAQI
20th Sep 2025538 PMAQI
20th Sep 2025569 PMAQI
20th Sep 20255610 PMAQI
20th Sep 20256011 PMAQI
21st Sep 20255912 AMAQI
21st Sep 2025551 AMAQI
21st Sep 2025542 AMAQI
21st Sep 2025543 AMAQI
21st Sep 2025544 AMAQI
21st Sep 2025545 AMAQI

18°C13/24°C

21st Sep 2025546 AMAQI
21st Sep 2025547 AMAQI
21st Sep 2025758 AMAQI
21st Sep 2025759 AMAQI
21st Sep 20258210 AMAQI
21st Sep 20258311 AMAQI
21st Sep 20257112 PMAQI
21st Sep 2025641 PMAQI
21st Sep 2025652 PMAQI
21st Sep 2025623 PMAQI
21st Sep 2025644 PMAQI
21st Sep 2025605 PMAQI
21st Sep 2025636 PMAQI
21st Sep 2025687 PMAQI
21st Sep 2025648 PMAQI
21st Sep 2025669 PMAQI
21st Sep 20256810 PMAQI
21st Sep 20256811 PMAQI
22nd Sep 20256812 AMAQI
22nd Sep 2025561 AMAQI
22nd Sep 2025562 AMAQI
22nd Sep 2025563 AMAQI
22nd Sep 2025574 AMAQI
22nd Sep 2025585 AMAQI

20°C16/23°C

22nd Sep 2025586 AMAQI
22nd Sep 2025577 AMAQI
22nd Sep 2025608 AMAQI
22nd Sep 2025559 AMAQI
22nd Sep 20255110 AMAQI
22nd Sep 20254211 AMAQI
22nd Sep 20253812 PMAQI
22nd Sep 2025441 PMAQI
22nd Sep 2025362 PMAQI
22nd Sep 2025393 PMAQI
22nd Sep 2025384 PMAQI
22nd Sep 2025325 PMAQI
22nd Sep 2025456 PMAQI
22nd Sep 2025557 PMAQI
22nd Sep 2025588 PMAQI
22nd Sep 2025629 PMAQI
22nd Sep 20256210 PMAQI
22nd Sep 20256411 PMAQI
23rd Sep 20256412 AMAQI
23rd Sep 2025581 AMAQI
23rd Sep 2025582 AMAQI
23rd Sep 2025583 AMAQI
23rd Sep 2025574 AMAQI
23rd Sep 2025585 AMAQI

19°C18/19°C

23rd Sep 2025576 AMAQI
23rd Sep 2025587 AMAQI
23rd Sep 2025528 AMAQI
23rd Sep 2025489 AMAQI
23rd Sep 20254810 AMAQI
23rd Sep 20255211 AMAQI
23rd Sep 20255312 PMAQI
23rd Sep 2025501 PMAQI
23rd Sep 2025502 PMAQI
23rd Sep 2025503 PMAQI
23rd Sep 2025514 PMAQI
23rd Sep 2025465 PMAQI
23rd Sep 2025496 PMAQI
23rd Sep 2025507 PMAQI
23rd Sep 2025558 PMAQI
23rd Sep 2025539 PMAQI
23rd Sep 20255510 PMAQI
23rd Sep 20255511 PMAQI
24th Sep 20255412 AMAQI
24th Sep 2025601 AMAQI
24th Sep 2025602 AMAQI
24th Sep 2025583 AMAQI
24th Sep 2025574 AMAQI
24th Sep 2025585 AMAQI

17°C16/18°C

24th Sep 2025586 AMAQI
24th Sep 2025587 AMAQI
24th Sep 2025448 AMAQI
24th Sep 2025539 AMAQI
24th Sep 20255310 AMAQI
24th Sep 20254711 AMAQI
24th Sep 20255412 PMAQI
24th Sep 2025531 PMAQI
24th Sep 2025562 PMAQI
24th Sep 2025473 PMAQI
24th Sep 2025444 PMAQI
24th Sep 2025505 PMAQI
24th Sep 2025466 PMAQI
24th Sep 2025547 PMAQI
24th Sep 2025578 PMAQI
24th Sep 2025599 PMAQI
24th Sep 20256010 PMAQI
24th Sep 20256111 PMAQI
25th Sep 20256212 AMAQI
25th Sep 2025581 AMAQI
25th Sep 2025572 AMAQI
25th Sep 2025563 AMAQI
25th Sep 2025564 AMAQI
25th Sep 2025565 AMAQI

20°C15/25°C

25th Sep 2025556 AMAQI
25th Sep 2025567 AMAQI
25th Sep 2025668 AMAQI
25th Sep 2025779 AMAQI
25th Sep 202510810 AMAQI
25th Sep 20258211 AMAQI
25th Sep 20257012 PMAQI
25th Sep 2025661 PMAQI
25th Sep 2025572 PMAQI
25th Sep 2025493 PMAQI
25th Sep 2025454 PMAQI
25th Sep 2025545 PMAQI
25th Sep 2025546 PMAQI
25th Sep 2025587 PMAQI
25th Sep 2025648 PMAQI
25th Sep 2025709 PMAQI
25th Sep 20257710 PMAQI
25th Sep 20257911 PMAQI
26th Sep 20258112 AMAQI
26th Sep 2025841 AMAQI
26th Sep 2025842 AMAQI
26th Sep 2025743 AMAQI
26th Sep 2025754 AMAQI
26th Sep 2025765 AMAQI

21°C17/24°C

26th Sep 2025716 AMAQI
26th Sep 2025727 AMAQI
26th Sep 2025708 AMAQI
26th Sep 2025719 AMAQI
26th Sep 20257210 AMAQI
26th Sep 20257311 AMAQI
26th Sep 20257012 PMAQI
26th Sep 2025671 PMAQI
26th Sep 2025652 PMAQI
26th Sep 2025673 PMAQI
26th Sep 2025664 PMAQI
26th Sep 2025595 PMAQI
26th Sep 2025596 PMAQI
26th Sep 2025657 PMAQI
26th Sep 2025718 PMAQI
26th Sep 2025739 PMAQI
26th Sep 20256910 PMAQI
26th Sep 20257111 PMAQI
27th Sep 20257212 AMAQI
27th Sep 2025761 AMAQI
27th Sep 2025762 AMAQI
27th Sep 2025733 AMAQI
27th Sep 2025704 AMAQI
27th Sep 2025635 AMAQI

20°C18/20°C

27th Sep 2025606 AMAQI
27th Sep 2025597 AMAQI
27th Sep 2025578 AMAQI
27th Sep 2025549 AMAQI
27th Sep 20254810 AMAQI
27th Sep 20254511 AMAQI
27th Sep 20254312 PMAQI
27th Sep 2025271 PMAQI
27th Sep 2025122 PMAQI
27th Sep 2025113 PMAQI
27th Sep 2025114 PMAQI
27th Sep 2025135 PMAQI
27th Sep 2025176 PMAQI
27th Sep 2025197 PMAQI
27th Sep 2025298 PMAQI
27th Sep 2025429 PMAQI
27th Sep 20255310 PMAQI
27th Sep 20255911 PMAQI
28th Sep 20255812 AMAQI
28th Sep 2025581 AMAQI
28th Sep 2025552 AMAQI
28th Sep 2025553 AMAQI
28th Sep 2025554 AMAQI
28th Sep 2025555 AMAQI

21°C20/22°C

28th Sep 2025556 AMAQI
28th Sep 2025567 AMAQI
28th Sep 2025588 AMAQI
28th Sep 2025589 AMAQI
28th Sep 20255310 AMAQI
28th Sep 20255311 AMAQI
28th Sep 20255312 PMAQI
28th Sep 2025521 PMAQI
28th Sep 2025512 PMAQI
28th Sep 2025533 PMAQI
28th Sep 2025524 PMAQI
28th Sep 2025515 PMAQI
28th Sep 2025546 PMAQI
28th Sep 2025577 PMAQI
28th Sep 2025628 PMAQI
28th Sep 2025669 PMAQI
28th Sep 20256710 PMAQI
28th Sep 20256811 PMAQI
29th Sep 20257112 AMAQI
29th Sep 2025711 AMAQI
29th Sep 2025742 AMAQI
29th Sep 2025743 AMAQI
29th Sep 2025754 AMAQI
29th Sep 2025725 AMAQI

21°C20/22°C

29th Sep 2025686 AMAQI
29th Sep 2025687 AMAQI
29th Sep 2025688 AMAQI
29th Sep 2025689 AMAQI
29th Sep 20257110 AMAQI
29th Sep 20257011 AMAQI
29th Sep 20256912 PMAQI
29th Sep 2025701 PMAQI
29th Sep 2025692 PMAQI
29th Sep 2025693 PMAQI
29th Sep 2025694 PMAQI
29th Sep 2025675 PMAQI
29th Sep 2025646 PMAQI
29th Sep 2025637 PMAQI
29th Sep 2025638 PMAQI
29th Sep 2025649 PMAQI
29th Sep 20257010 PMAQI
29th Sep 20257311 PMAQI
30th Sep 20257012 AMAQI
30th Sep 2025761 AMAQI
30th Sep 2025772 AMAQI
30th Sep 2025773 AMAQI
30th Sep 2025714 AMAQI
30th Sep 2025705 AMAQI

20°C18/22°C

30th Sep 2025666 AMAQI
30th Sep 2025617 AMAQI
30th Sep 2025658 AMAQI
30th Sep 2025569 AMAQI
30th Sep 20255610 AMAQI
30th Sep 20255711 AMAQI
30th Sep 20255912 PMAQI
30th Sep 2025441 PMAQI
30th Sep 2025412 PMAQI
30th Sep 2025303 PMAQI
30th Sep 2025304 PMAQI
30th Sep 2025355 PMAQI
30th Sep 2025386 PMAQI
30th Sep 2025477 PMAQI
30th Sep 2025518 PMAQI
30th Sep 2025559 PMAQI
30th Sep 20255610 PMAQI
30th Sep 20256111 PMAQI
1st Oct 20256012 AMAQI
1st Oct 2025661 AMAQI
1st Oct 2025772 AMAQI
1st Oct 2025713 AMAQI
1st Oct 2025704 AMAQI
1st Oct 2025645 AMAQI

22°C18/28°C

1st Oct 2025676 AMAQI
1st Oct 2025627 AMAQI
1st Oct 2025648 AMAQI
1st Oct 2025619 AMAQI
1st Oct 20255910 AMAQI
1st Oct 20255511 AMAQI
1st Oct 20255412 PMAQI
1st Oct 2025541 PMAQI
1st Oct 2025562 PMAQI
1st Oct 2025543 PMAQI
1st Oct 2025544 PMAQI
1st Oct 2025435 PMAQI
1st Oct 2025426 PMAQI
1st Oct 2025397 PMAQI
1st Oct 2025288 PMAQI
1st Oct 2025259 PMAQI
1st Oct 20254810 PMAQI
1st Oct 20255511 PMAQI
2nd Oct 20255312 AMAQI
2nd Oct 2025531 AMAQI
2nd Oct 2025482 AMAQI
2nd Oct 2025443 AMAQI
2nd Oct 2025364 AMAQI
2nd Oct 2025335 AMAQI

20°C19/21°C

2nd Oct 2025336 AMAQI
2nd Oct 2025367 AMAQI
2nd Oct 2025368 AMAQI
2nd Oct 2025409 AMAQI
2nd Oct 20253710 AMAQI
2nd Oct 20253611 AMAQI
2nd Oct 20253512 PMAQI
2nd Oct 2025311 PMAQI
2nd Oct 2025282 PMAQI
2nd Oct 2025303 PMAQI
2nd Oct 2025334 PMAQI
2nd Oct 2025365 PMAQI
2nd Oct 2025366 PMAQI
2nd Oct 2025347 PMAQI
2nd Oct 2025398 PMAQI
2nd Oct 2025439 PMAQI
2nd Oct 20254510 PMAQI
2nd Oct 20254011 PMAQI
3rd Oct 20254012 AMAQI
3rd Oct 2025491 AMAQI
3rd Oct 2025542 AMAQI
3rd Oct 2025563 AMAQI
3rd Oct 2025504 AMAQI
3rd Oct 2025565 AMAQI

18°C17/18°C

3rd Oct 2025596 AMAQI
3rd Oct 2025647 AMAQI
3rd Oct 2025598 AMAQI
3rd Oct 2025649 AMAQI
3rd Oct 20256610 AMAQI
3rd Oct 20256511 AMAQI
3rd Oct 20256612 PMAQI
3rd Oct 2025691 PMAQI
3rd Oct 2025742 PMAQI
3rd Oct 2025743 PMAQI
3rd Oct 2025754 PMAQI
3rd Oct 2025735 PMAQI
3rd Oct 2025716 PMAQI
3rd Oct 2025617 PMAQI
3rd Oct 2025698 PMAQI
3rd Oct 2025699 PMAQI
3rd Oct 20256710 PMAQI
3rd Oct 20256911 PMAQI
4th Oct 20256712 AMAQI
4th Oct 2025681 AMAQI
4th Oct 2025752 AMAQI
4th Oct 2025833 AMAQI
4th Oct 2025764 AMAQI
4th Oct 2025715 AMAQI

18°C17/20°C

4th Oct 2025826 AMAQI
4th Oct 2025817 AMAQI
4th Oct 2025778 AMAQI
4th Oct 2025789 AMAQI
4th Oct 20258410 AMAQI
4th Oct 20258511 AMAQI
4th Oct 20257812 PMAQI
4th Oct 2025791 PMAQI
4th Oct 2025812 PMAQI
4th Oct 2025803 PMAQI
4th Oct 2025824 PMAQI
4th Oct 2025785 PMAQI
4th Oct 2025736 PMAQI
4th Oct 2025807 PMAQI
4th Oct 2025848 PMAQI
4th Oct 2025889 PMAQI
4th Oct 20259110 PMAQI
4th Oct 20258711 PMAQI
5th Oct 20258112 AMAQI
5th Oct 2025881 AMAQI
5th Oct 20251002 AMAQI
5th Oct 20251003 AMAQI
5th Oct 20251044 AMAQI
5th Oct 2025995 AMAQI

21°C19/24°C

5th Oct 2025846 AMAQI
5th Oct 2025757 AMAQI
5th Oct 2025808 AMAQI
5th Oct 2025839 AMAQI
5th Oct 20259010 AMAQI
5th Oct 20258711 AMAQI
5th Oct 20259412 PMAQI
5th Oct 2025971 PMAQI
5th Oct 2025902 PMAQI
5th Oct 2025853 PMAQI
5th Oct 2025794 PMAQI
5th Oct 2025815 PMAQI
5th Oct 2025846 PMAQI
5th Oct 2025817 PMAQI
5th Oct 2025818 PMAQI
5th Oct 2025819 PMAQI
5th Oct 20258410 PMAQI
5th Oct 20257711 PMAQI
6th Oct 20257512 AMAQI
6th Oct 2025671 AMAQI
6th Oct 2025652 AMAQI
6th Oct 2025653 AMAQI
6th Oct 2025654 AMAQI
6th Oct 2025665 AMAQI

23°C19/27°C

6th Oct 2025636 AMAQI
6th Oct 2025697 AMAQI
6th Oct 2025708 AMAQI
6th Oct 2025719 AMAQI
6th Oct 20257210 AMAQI
6th Oct 20256311 AMAQI
6th Oct 20255912 PMAQI
6th Oct 2025651 PMAQI
6th Oct 2025622 PMAQI
6th Oct 2025523 PMAQI
6th Oct 2025464 PMAQI
6th Oct 2025485 PMAQI
6th Oct 2025536 PMAQI
6th Oct 2025537 PMAQI
6th Oct 2025608 PMAQI
6th Oct 2025649 PMAQI
6th Oct 20256310 PMAQI
6th Oct 20256111 PMAQI
7th Oct 20256412 AMAQI
7th Oct 2025621 AMAQI

21°C17/22°C

7th Oct 2025557 PMAQI
7th Oct 20251308 PMAQI
7th Oct 20251249 PMAQI
7th Oct 202511910 PMAQI
7th Oct 202511211 PMAQI
8th Oct 202510512 AMAQI
8th Oct 20251161 AMAQI
8th Oct 20251222 AMAQI
8th Oct 20251163 AMAQI
8th Oct 20251134 AMAQI
8th Oct 20251125 AMAQI

20°C17/23°C

8th Oct 20251166 AMAQI
8th Oct 20251127 AMAQI
8th Oct 2025968 AMAQI
8th Oct 2025979 AMAQI
8th Oct 202510910 AMAQI
8th Oct 202512311 AMAQI
8th Oct 202511812 PMAQI
8th Oct 20251181 PMAQI
8th Oct 20251262 PMAQI
8th Oct 20251223 PMAQI
8th Oct 20251244 PMAQI
8th Oct 20251185 PMAQI
8th Oct 20251236 PMAQI
8th Oct 20251307 PMAQI
8th Oct 20251388 PMAQI
8th Oct 20251509 PMAQI
8th Oct 202514710 PMAQI
8th Oct 202513511 PMAQI
9th Oct 202513512 AMAQI
9th Oct 20251361 AMAQI
9th Oct 20251252 AMAQI
9th Oct 20251083 AMAQI
9th Oct 2025984 AMAQI
9th Oct 2025885 AMAQI

23°C20/28°C

9th Oct 2025826 AMAQI
9th Oct 2025817 AMAQI
9th Oct 2025688 AMAQI
9th Oct 2025569 AMAQI
9th Oct 20256010 AMAQI
9th Oct 20255911 AMAQI
9th Oct 20256312 PMAQI
9th Oct 2025641 PMAQI
9th Oct 2025562 PMAQI
9th Oct 2025653 PMAQI
9th Oct 2025604 PMAQI
9th Oct 2025595 PMAQI
9th Oct 2025596 PMAQI
9th Oct 2025647 PMAQI
9th Oct 2025558 PMAQI
9th Oct 2025599 PMAQI
9th Oct 20255910 PMAQI
9th Oct 20256011 PMAQI
10th Oct 20256112 AMAQI
10th Oct 2025511 AMAQI
10th Oct 2025422 AMAQI
10th Oct 2025483 AMAQI
10th Oct 2025504 AMAQI
10th Oct 2025485 AMAQI

20°C15/25°C

10th Oct 2025446 AMAQI
10th Oct 2025457 AMAQI
10th Oct 2025388 AMAQI
10th Oct 2025359 AMAQI
10th Oct 20253810 AMAQI
10th Oct 20254111 AMAQI
10th Oct 20254712 PMAQI
10th Oct 2025521 PMAQI
10th Oct 2025492 PMAQI
10th Oct 2025523 PMAQI
10th Oct 2025544 PMAQI
10th Oct 2025575 PMAQI
10th Oct 2025626 PMAQI
10th Oct 2025657 PMAQI
10th Oct 2025698 PMAQI
10th Oct 2025649 PMAQI
10th Oct 20256010 PMAQI
10th Oct 20255911 PMAQI
11th Oct 20255712 AMAQI
11th Oct 2025521 AMAQI
11th Oct 2025482 AMAQI
11th Oct 2025503 AMAQI
11th Oct 2025554 AMAQI
11th Oct 2025585 AMAQI

16°C14/19°C

11th Oct 2025546 AMAQI
11th Oct 2025547 AMAQI
11th Oct 2025578 AMAQI
11th Oct 2025569 AMAQI
11th Oct 20255910 AMAQI
11th Oct 20255811 AMAQI
11th Oct 20256012 PMAQI
11th Oct 2025601 PMAQI
11th Oct 2025642 PMAQI
11th Oct 2025673 PMAQI
11th Oct 2025654 PMAQI
11th Oct 2025685 PMAQI
11th Oct 2025766 PMAQI
11th Oct 2025747 PMAQI
11th Oct 2025798 PMAQI
11th Oct 2025759 PMAQI
11th Oct 20257210 PMAQI
11th Oct 20257911 PMAQI
12th Oct 20258412 AMAQI
12th Oct 2025801 AMAQI
12th Oct 2025842 AMAQI
12th Oct 2025753 AMAQI
12th Oct 2025774 AMAQI
12th Oct 2025715 AMAQI

15°C13/17°C

12th Oct 2025746 AMAQI
12th Oct 2025727 AMAQI
12th Oct 2025738 AMAQI
12th Oct 2025799 AMAQI
12th Oct 20257610 AMAQI
12th Oct 20258711 AMAQI
12th Oct 202510412 PMAQI
12th Oct 20251001 PMAQI
12th Oct 2025872 PMAQI
12th Oct 2025823 PMAQI
12th Oct 2025764 PMAQI
12th Oct 2025705 PMAQI
12th Oct 2025586 PMAQI
12th Oct 2025457 PMAQI
12th Oct 2025438 PMAQI
12th Oct 2025439 PMAQI
12th Oct 20254210 PMAQI
12th Oct 20254711 PMAQI
13th Oct 20254612 AMAQI
13th Oct 2025471 AMAQI
13th Oct 2025542 AMAQI
13th Oct 2025533 AMAQI
13th Oct 2025554 AMAQI
13th Oct 2025545 AMAQI

15°C14/17°C

13th Oct 2025556 AMAQI
13th Oct 2025567 AMAQI
13th Oct 2025628 AMAQI
13th Oct 2025669 AMAQI
13th Oct 20256710 AMAQI
13th Oct 20256711 AMAQI
13th Oct 20257112 PMAQI
13th Oct 2025671 PMAQI
13th Oct 2025632 PMAQI
13th Oct 2025643 PMAQI
13th Oct 2025584 PMAQI
13th Oct 2025655 PMAQI
13th Oct 2025616 PMAQI
13th Oct 2025617 PMAQI
13th Oct 2025648 PMAQI
13th Oct 2025639 PMAQI
13th Oct 20257010 PMAQI
13th Oct 20257611 PMAQI
14th Oct 20257712 AMAQI
14th Oct 2025811 AMAQI
14th Oct 2025782 AMAQI
14th Oct 2025813 AMAQI
14th Oct 2025804 AMAQI
14th Oct 2025785 AMAQI

15°C13/18°C

14th Oct 2025856 AMAQI
14th Oct 2025797 AMAQI
14th Oct 2025808 AMAQI
14th Oct 2025729 AMAQI
14th Oct 20257610 AMAQI
14th Oct 20257111 AMAQI
14th Oct 20257612 PMAQI
14th Oct 2025681 PMAQI
14th Oct 2025662 PMAQI
14th Oct 2025663 PMAQI
14th Oct 2025634 PMAQI
14th Oct 2025655 PMAQI
14th Oct 2025646 PMAQI
14th Oct 2025667 PMAQI
14th Oct 2025738 PMAQI
14th Oct 2025749 PMAQI
14th Oct 20257310 PMAQI
14th Oct 20258911 PMAQI
15th Oct 20259212 AMAQI
15th Oct 2025881 AMAQI
15th Oct 20251072 AMAQI
15th Oct 20251093 AMAQI
15th Oct 20251124 AMAQI
15th Oct 20251165 AMAQI

17°C13/22°C

15th Oct 20251166 AMAQI
6 AM
15th Oct 20251167 AMAQI
15th Oct 20251008 AMAQI
15th Oct 20251029 AMAQI
15th Oct 202510610 AMAQI
15th Oct 202510011 AMAQI
15th Oct 20259112 PMAQI
12 PM
15th Oct 2025841 PMAQI
15th Oct 2025742 PMAQI
6 PM
12 AM
5 AM

--°C/°C

Day time
Avg. Highest Time
6 AM - 7 AM

65AQI

2 hours / Day
60 hours / Month
Avg. Lowest Time
3 PM - 6 PM

56AQI

4 hours / Day
120 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 6 AM to 7 AM (Avg. 65), while the lowest AQI was between 3 PM to 6 PM (Avg. 56).
Night time
Avg. Highest Time
12 AM - 5 AM

68AQI

6 hours / Day
180 hours / Month
Avg. Lowest Time
7 PM

58AQI

1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 5 AM (Avg. 68), while the lowest AQI was between 7 PM to 7 PM (Avg. 58).

2025 Days Vs Air Quality

Yucheng County Environmental Protection Bureau Automatic Station, Shuizhai, Henan, China

2025

3%

8

59%

168

29%

84

8%

24

1%

3

Total number of days with different AQI categories in last 288 days in 2025 (77 days remaining)

Good
8 Days
Moderate
168 Days
Poor
84 Days
Unhealthy
24 Days
Severe
3 Days
Hazardous
0 Days

Under WHO’s Safe Air Quality Limits: 3%

Health Risk Level:

Extreme

In 2025, 3% of 288 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

Yucheng County Environmental Protection Bureau Automatic Station, Shuizhai, 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.

-1th undefined 2025
-1th undefined 2025
-1th undefined 2025
1st January 2025
165AQI
2nd January 2025
175AQI
3rd January 2025
173AQI
4th January 2025
191AQI
5th January 2025
160AQI
6th January 2025
119AQI
7th January 2025
123AQI
8th January 2025
102AQI
9th January 2025
91AQI
10th January 2025
109AQI
11th January 2025
115AQI
12th January 2025
97AQI
13th January 2025
146AQI
14th January 2025
154AQI
15th January 2025
97AQI
16th January 2025
120AQI
17th January 2025
128AQI
18th January 2025
150AQI
19th January 2025
159AQI
20th January 2025
177AQI
21st January 2025
186AQI
22nd January 2025
211AQI
23rd January 2025
171AQI
24th January 2025
164AQI
25th January 2025
170AQI
26th January 2025
125AQI
27th January 2025
93AQI
28th January 2025
128AQI
29th January 2025
234AQI
30th January 2025
180AQI
31st January 2025
173AQI
1st February 2025
164AQI
2nd February 2025
172AQI
3rd February 2025
168AQI
4th February 2025
117AQI
5th February 2025
112AQI
6th February 2025
103AQI
7th February 2025
85AQI
8th February 2025
82AQI
9th February 2025
94AQI
10th February 2025
109AQI
11th February 2025
143AQI
12th February 2025
140AQI
13th February 2025
136AQI
14th February 2025
142AQI
15th February 2025
149AQI
16th February 2025
114AQI
17th February 2025
117AQI
18th February 2025
129AQI
19th February 2025
138AQI
20th February 2025
115AQI
21st February 2025
134AQI
22nd February 2025
145AQI
23rd February 2025
144AQI
24th February 2025
110AQI
25th February 2025
134AQI
26th February 2025
142AQI
27th February 2025
158AQI
28th February 2025
156AQI
1st March 2025
159AQI
2nd March 2025
99AQI
3rd March 2025
95AQI
4th March 2025
87AQI
5th March 2025
113AQI
6th March 2025
125AQI
7th March 2025
120AQI
8th March 2025
142AQI
9th March 2025
150AQI
10th March 2025
152AQI
11th March 2025
157AQI
12th March 2025
163AQI
13th March 2025
145AQI
14th March 2025
100AQI
15th March 2025
131AQI
16th March 2025
86AQI
17th March 2025
92AQI
18th March 2025
88AQI
19th March 2025
91AQI
20th March 2025
78AQI
21st March 2025
80AQI
22nd March 2025
82AQI
23rd March 2025
103AQI
24th March 2025
245AQI
25th March 2025
108AQI
26th March 2025
127AQI
27th March 2025
114AQI
28th March 2025
123AQI
29th March 2025
102AQI
30th March 2025
108AQI
31st March 2025
108AQI
1st April 2025
110AQI
2nd April 2025
99AQI
3rd April 2025
106AQI
4th April 2025
120AQI
5th April 2025
109AQI
6th April 2025
108AQI
7th April 2025
106AQI
8th April 2025
116AQI
9th April 2025
130AQI
10th April 2025
129AQI
11th April 2025
122AQI
12th April 2025
166AQI
13th April 2025
112AQI
14th April 2025
99AQI
15th April 2025
90AQI
16th April 2025
99AQI
17th April 2025
105AQI
18th April 2025
109AQI
19th April 2025
100AQI
20th April 2025
102AQI
21st April 2025
98AQI
22nd April 2025
103AQI
23rd April 2025
110AQI
24th April 2025
96AQI
25th April 2025
97AQI
26th April 2025
95AQI
27th April 2025
101AQI
28th April 2025
84AQI
29th April 2025
89AQI
30th April 2025
94AQI
1st May 2025
92AQI
2nd May 2025
99AQI
3rd May 2025
84AQI
4th May 2025
88AQI
5th May 2025
100AQI
6th May 2025
113AQI
7th May 2025
115AQI
8th May 2025
110AQI
9th May 2025
91AQI
10th May 2025
82AQI
11th May 2025
90AQI
12th May 2025
84AQI
13th May 2025
92AQI
14th May 2025
99AQI
15th May 2025
101AQI
16th May 2025
101AQI
17th May 2025
113AQI
18th May 2025
101AQI
19th May 2025
116AQI
20th May 2025
107AQI
21st May 2025
107AQI
22nd May 2025
105AQI
23rd May 2025
114AQI
24th May 2025
110AQI
25th May 2025
101AQI
26th May 2025
103AQI
27th May 2025
110AQI
28th May 2025
106AQI
29th May 2025
104AQI
30th May 2025
98AQI
31st May 2025
101AQI
1st June 2025
92AQI
2nd June 2025
95AQI
3rd June 2025
91AQI
4th June 2025
93AQI
5th June 2025
88AQI
6th June 2025
91AQI
7th June 2025
93AQI
8th June 2025
92AQI
9th June 2025
87AQI
10th June 2025
84AQI
11th June 2025
88AQI
12th June 2025
88AQI
13th June 2025
87AQI
14th June 2025
83AQI
15th June 2025
77AQI
16th June 2025
76AQI
17th June 2025
78AQI
18th June 2025
66AQI
19th June 2025
61AQI
20th June 2025
64AQI
21st June 2025
68AQI
22nd June 2025
63AQI
23rd June 2025
66AQI
24th June 2025
65AQI
25th June 2025
67AQI
26th June 2025
62AQI
27th June 2025
62AQI
28th June 2025
57AQI
29th June 2025
53AQI
30th June 2025
55AQI
1st July 2025
56AQI
2nd July 2025
55AQI
3rd July 2025
54AQI
4th July 2025
54AQI
5th July 2025
53AQI
6th July 2025
57AQI
7th July 2025
60AQI
8th July 2025
62AQI
9th July 2025
53AQI
10th July 2025
65AQI
11th July 2025
78AQI
12th July 2025
66AQI
13th July 2025
66AQI
14th July 2025
65AQI
15th July 2025
64AQI
16th July 2025
69AQI
17th July 2025
68AQI
18th July 2025
67AQI
19th July 2025
67AQI
20th July 2025
64AQI
21st July 2025
63AQI
22nd July 2025
50AQI
23rd July 2025
52AQI
24th July 2025
53AQI
25th July 2025
58AQI
26th July 2025
56AQI
27th July 2025
55AQI
28th July 2025
53AQI
29th July 2025
51AQI
30th July 2025
56AQI
31st July 2025
57AQI
1st August 2025
56AQI
2nd August 2025
53AQI
3rd August 2025
57AQI
4th August 2025
61AQI
5th August 2025
60AQI
6th August 2025
62AQI
7th August 2025
57AQI
8th August 2025
58AQI
9th August 2025
54AQI
10th August 2025
58AQI
11th August 2025
46AQI
12th August 2025
50AQI
13th August 2025
52AQI
14th August 2025
58AQI
15th August 2025
56AQI
16th August 2025
49AQI
17th August 2025
53AQI
18th August 2025
56AQI
19th August 2025
57AQI
20th August 2025
51AQI
21st August 2025
56AQI
22nd August 2025
55AQI
23rd August 2025
54AQI
24th August 2025
57AQI
25th August 2025
57AQI
26th August 2025
62AQI
27th August 2025
61AQI
28th August 2025
63AQI
29th August 2025
62AQI
30th August 2025
64AQI
31st August 2025
56AQI
1st September 2025
52AQI
2nd September 2025
57AQI
3rd September 2025
60AQI
4th September 2025
67AQI
5th September 2025
68AQI
6th September 2025
64AQI
7th September 2025
67AQI
8th September 2025
54AQI
9th September 2025
58AQI
10th September 2025
57AQI
11th September 2025
54AQI
12th September 2025
49AQI
13th September 2025
62AQI
14th September 2025
57AQI
15th September 2025
55AQI
16th September 2025
57AQI
17th September 2025
53AQI
18th September 2025
53AQI
19th September 2025
41AQI
20th September 2025
54AQI
21st September 2025
63AQI
22nd September 2025
53AQI
23rd September 2025
54AQI
24th September 2025
55AQI
25th September 2025
62AQI
26th September 2025
73AQI
27th September 2025
50AQI
28th September 2025
57AQI
29th September 2025
70AQI
30th September 2025
59AQI
1st October 2025
55AQI
2nd October 2025
40AQI
3rd October 2025
60AQI
4th October 2025
77AQI
5th October 2025
86AQI
6th October 2025
66AQI
7th October 2025
101AQI
8th October 2025
120AQI
9th October 2025
84AQI
10th October 2025
54AQI
11th October 2025
62AQI
12th October 2025
70AQI
13th October 2025
60AQI
14th October 2025
77AQI
15th October 2025
16th October 2025
17th October 2025
18th October 2025
19th October 2025
20th October 2025
21st October 2025
22nd October 2025
23rd October 2025
24th October 2025
25th October 2025
26th October 2025
27th October 2025
28th October 2025
29th October 2025
30th October 2025
31st October 2025
1st November 2025
2nd November 2025
3rd November 2025
4th November 2025
5th November 2025
6th November 2025
7th November 2025
8th November 2025
9th November 2025
10th November 2025
11th November 2025
12th November 2025
13th November 2025
14th November 2025
15th November 2025
16th November 2025
17th November 2025
18th November 2025
19th November 2025
20th November 2025
21st November 2025
22nd November 2025
23rd November 2025
24th November 2025
25th November 2025
26th November 2025
27th November 2025
28th November 2025
29th November 2025
30th November 2025
1st December 2025
2nd December 2025
3rd December 2025
4th December 2025
5th December 2025
6th December 2025
7th December 2025
8th December 2025
9th December 2025
10th December 2025
11th December 2025
12th December 2025
13th December 2025
14th December 2025
15th December 2025
16th December 2025
17th December 2025
18th December 2025
19th December 2025
20th December 2025
21st December 2025
22nd December 2025
23rd December 2025
24th December 2025
25th December 2025
26th December 2025
27th December 2025
28th December 2025
29th December 2025
30th December 2025
31st December 2025

148AQI

130AQI

118AQI

107AQI

101AQI

76AQI

60AQI

56AQI

58AQI

72AQI

No. of days

Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days

202594AQI

4
11
14
2
3
20
5
11
15
4
1
12
17
1
12
19
30
1
30
3
28
3
27
1
11
2
8
168
84
24
3

Highest AQI recorded in

January

148AQI

Lowest AQI recorded in

August

56AQI

202496AQI

7
9
2
5
3
12
30
4
27
8
22
1
3
22
4
2
5
16
8
11
10
9
21
10
17
129
69
36

Highest AQI recorded in

January

145AQI

Lowest AQI recorded in

July

56AQI

2023127AQI

3
28
3
31
3

Highest AQI recorded in

December

128AQI

Lowest AQI recorded in

November

119AQI

2021155AQI

3
7
14
6
1
4
10
8
3
1
3
8
20
22
9
1

Highest AQI recorded in

January

169AQI

Lowest AQI recorded in

March

115AQI

2020120AQI

2
8
4
25
2
19
5
1
4
16
11
3
11
15
1
1
2
4
16
8
7
61
38
43
9

Highest AQI recorded in

December

172AQI

Lowest AQI recorded in

July

66AQI

Most & Least Polluted Years Over the Last 5 Years

Most Polluted Year Recorded
2021(Avg.)
155AQI
Least Polluted Year Recorded
2025(Avg.)
94AQI

Yucheng County Environmental Protection Bureau Automatic Station's annual 2025 AQI (94) shows an average percentage change of -22.6% (improved AQI) compared to previous years: 2020 (120), 2021 (155), 2023 (127), 2024 (96).