Chongli Youth Activity Center, Zhangjiakou, Hebei, 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
Chongli Youth Activity Center, Zhangjiakou, Hebei, China
2022
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
1st Aug 2025
66AQILowest AQI recorded on
31st Aug 2022
32AQISame Day Analysis (3rd August ):
On this day, AQI across the 3 years varied significantly: 2025 ranks 1st highest AQI at 64 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
Chongli Youth Activity Center, Zhangjiakou, Hebei, China
AQI
Day
Night
.
5 AM3rd Aug 2025
7 PM
4 AM4th Aug 2025
Day time
Avg. Highest Time
9AM3rd Aug
68AQI
Avg. Lowest Time
4PM3rd Aug
60AQI
Night time
Avg. Highest Time
11PM3rd Aug
65AQI
Avg. Lowest Time
2AM4th Aug
60AQI
In the last 24 hours,
Chongli Youth Activity Center's AQI reached its highest point of 68 at 9 AM during the Day, while the lowest point, 60, was recorded at 2 AM during the Night between 3rd Aug and 4th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Chongli Youth Activity Center, Zhangjiakou, Hebei, 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 2025645 AMAQI
5th Jul 2025676 AMAQI
5th Jul 2025657 AMAQI
5th Jul 2025628 AMAQI
5th Jul 2025569 AMAQI
5th Jul 20255810 AMAQI
5th Jul 20256111 AMAQI
5th Jul 20256612 PMAQI
5th Jul 2025581 PMAQI
5th Jul 2025522 PMAQI
5th Jul 2025503 PMAQI
5th Jul 2025464 PMAQI
5th Jul 2025485 PMAQI
5th Jul 2025486 PMAQI
5th Jul 2025517 PMAQI
5th Jul 2025608 PMAQI
5th Jul 2025599 PMAQI
5th Jul 20256010 PMAQI
5th Jul 20255911 PMAQI
6th Jul 20256212 AMAQI
6th Jul 2025641 AMAQI
6th Jul 2025662 AMAQI
6th Jul 2025643 AMAQI
6th Jul 2025664 AMAQI
23°C20/28°C
6th Jul 2025645 AMAQI
6th Jul 2025636 AMAQI
6th Jul 2025637 AMAQI
6th Jul 2025508 AMAQI
6th Jul 2025399 AMAQI
6th Jul 20254910 AMAQI
6th Jul 20252811 AMAQI
6th Jul 20254112 PMAQI
6th Jul 2025431 PMAQI
6th Jul 2025362 PMAQI
6th Jul 2025273 PMAQI
6th Jul 2025304 PMAQI
6th Jul 2025435 PMAQI
6th Jul 2025466 PMAQI
6th Jul 2025527 PMAQI
6th Jul 2025608 PMAQI
6th Jul 2025599 PMAQI
6th Jul 20256310 PMAQI
6th Jul 20255811 PMAQI
7th Jul 20255912 AMAQI
7th Jul 2025611 AMAQI
7th Jul 2025612 AMAQI
7th Jul 2025613 AMAQI
7th Jul 2025594 AMAQI
23°C19/29°C
7th Jul 2025585 AMAQI
7th Jul 2025606 AMAQI
7th Jul 2025607 AMAQI
7th Jul 2025548 AMAQI
7th Jul 2025589 AMAQI
7th Jul 20255610 AMAQI
7th Jul 20255611 AMAQI
7th Jul 20255612 PMAQI
7th Jul 2025601 PMAQI
7th Jul 2025642 PMAQI
7th Jul 2025653 PMAQI
7th Jul 2025644 PMAQI
7th Jul 2025775 PMAQI
7th Jul 2025726 PMAQI
7th Jul 2025677 PMAQI
7th Jul 2025618 PMAQI
7th Jul 2025629 PMAQI
7th Jul 20256510 PMAQI
7th Jul 20256611 PMAQI
8th Jul 20256312 AMAQI
8th Jul 2025601 AMAQI
8th Jul 2025602 AMAQI
8th Jul 2025593 AMAQI
8th Jul 2025594 AMAQI
21°C17/27°C
8th Jul 2025605 AMAQI
8th Jul 2025606 AMAQI
8th Jul 2025597 AMAQI
8th Jul 2025648 AMAQI
8th Jul 2025669 AMAQI
8th Jul 20256410 AMAQI
8th Jul 20256311 AMAQI
8th Jul 20256912 PMAQI
8th Jul 2025811 PMAQI
8th Jul 2025742 PMAQI
8th Jul 2025653 PMAQI
8th Jul 2025664 PMAQI
8th Jul 2025705 PMAQI
8th Jul 2025716 PMAQI
8th Jul 2025627 PMAQI
8th Jul 2025628 PMAQI
8th Jul 2025629 PMAQI
8th Jul 20256310 PMAQI
8th Jul 20256511 PMAQI
9th Jul 20256712 AMAQI
9th Jul 2025631 AMAQI
9th Jul 2025622 AMAQI
9th Jul 2025623 AMAQI
9th Jul 2025604 AMAQI
23°C17/29°C
9th Jul 2025625 AMAQI
9th Jul 2025616 AMAQI
9th Jul 2025607 AMAQI
9th Jul 2025708 AMAQI
9th Jul 2025939 AMAQI
9th Jul 20255810 AMAQI
9th Jul 20256911 AMAQI
9th Jul 20257512 PMAQI
9th Jul 2025721 PMAQI
9th Jul 2025752 PMAQI
9th Jul 2025723 PMAQI
9th Jul 2025654 PMAQI
9th Jul 2025645 PMAQI
9th Jul 2025646 PMAQI
9th Jul 2025647 PMAQI
9th Jul 2025648 PMAQI
9th Jul 2025669 PMAQI
9th Jul 20256010 PMAQI
9th Jul 20256211 PMAQI
10th Jul 20255912 AMAQI
10th Jul 2025621 AMAQI
10th Jul 2025612 AMAQI
10th Jul 2025623 AMAQI
10th Jul 2025624 AMAQI
22°C18/27°C
10th Jul 2025635 AMAQI
10th Jul 2025626 AMAQI
10th Jul 2025627 AMAQI
10th Jul 2025678 AMAQI
10th Jul 2025659 AMAQI
10th Jul 20255610 AMAQI
10th Jul 20255911 AMAQI
10th Jul 20256712 PMAQI
10th Jul 2025661 PMAQI
10th Jul 2025622 PMAQI
10th Jul 2025623 PMAQI
10th Jul 2025654 PMAQI
10th Jul 2025765 PMAQI
10th Jul 2025706 PMAQI
10th Jul 2025667 PMAQI
10th Jul 2025658 PMAQI
10th Jul 2025669 PMAQI
10th Jul 20256610 PMAQI
10th Jul 20256611 PMAQI
11th Jul 20256412 AMAQI
11th Jul 2025621 AMAQI
11th Jul 2025622 AMAQI
11th Jul 2025623 AMAQI
11th Jul 2025624 AMAQI
22°C17/28°C
11th Jul 2025645 AMAQI
11th Jul 2025636 AMAQI
11th Jul 2025647 AMAQI
11th Jul 2025778 AMAQI
11th Jul 2025729 AMAQI
11th Jul 20257710 AMAQI
11th Jul 20258111 AMAQI
11th Jul 20258012 PMAQI
11th Jul 2025701 PMAQI
11th Jul 2025792 PMAQI
11th Jul 2025753 PMAQI
11th Jul 2025764 PMAQI
11th Jul 2025725 PMAQI
11th Jul 2025786 PMAQI
11th Jul 2025807 PMAQI
11th Jul 2025748 PMAQI
11th Jul 2025749 PMAQI
11th Jul 20257810 PMAQI
11th Jul 20257411 PMAQI
12th Jul 20257612 AMAQI
12th Jul 2025651 AMAQI
12th Jul 2025642 AMAQI
12th Jul 2025633 AMAQI
12th Jul 2025654 AMAQI
24°C18/30°C
12th Jul 2025655 AMAQI
12th Jul 2025656 AMAQI
12th Jul 2025667 AMAQI
12th Jul 20251038 AMAQI
12th Jul 20251049 AMAQI
12th Jul 20259610 AMAQI
12th Jul 20258611 AMAQI
12th Jul 20258412 PMAQI
12th Jul 2025741 PMAQI
12th Jul 2025702 PMAQI
12th Jul 2025683 PMAQI
12th Jul 2025644 PMAQI
12th Jul 2025645 PMAQI
12th Jul 2025606 PMAQI
12th Jul 2025587 PMAQI
12th Jul 2025628 PMAQI
12th Jul 2025649 PMAQI
12th Jul 20256610 PMAQI
12th Jul 20256811 PMAQI
13th Jul 20256812 AMAQI
13th Jul 2025661 AMAQI
13th Jul 2025662 AMAQI
13th Jul 2025673 AMAQI
13th Jul 2025704 AMAQI
25°C20/31°C
13th Jul 2025695 AMAQI
13th Jul 2025696 AMAQI
13th Jul 2025707 AMAQI
13th Jul 2025608 AMAQI
13th Jul 2025499 AMAQI
13th Jul 20254810 AMAQI
13th Jul 20255211 AMAQI
13th Jul 20255412 PMAQI
13th Jul 2025531 PMAQI
13th Jul 2025522 PMAQI
13th Jul 2025533 PMAQI
13th Jul 2025544 PMAQI
13th Jul 2025545 PMAQI
13th Jul 2025546 PMAQI
13th Jul 2025577 PMAQI
13th Jul 2025658 PMAQI
13th Jul 2025629 PMAQI
13th Jul 20256310 PMAQI
13th Jul 20256211 PMAQI
14th Jul 20256412 AMAQI
14th Jul 2025661 AMAQI
14th Jul 2025682 AMAQI
14th Jul 2025663 AMAQI
14th Jul 2025664 AMAQI
26°C18/32°C
14th Jul 2025665 AMAQI
14th Jul 2025666 AMAQI
14th Jul 2025667 AMAQI
14th Jul 2025568 AMAQI
14th Jul 2025599 AMAQI
14th Jul 20255210 AMAQI
14th Jul 20255211 AMAQI
14th Jul 20255512 PMAQI
14th Jul 2025571 PMAQI
14th Jul 2025572 PMAQI
14th Jul 2025633 PMAQI
14th Jul 2025634 PMAQI
14th Jul 2025635 PMAQI
14th Jul 2025666 PMAQI
14th Jul 2025687 PMAQI
14th Jul 2025668 PMAQI
14th Jul 2025719 PMAQI
14th Jul 20257310 PMAQI
14th Jul 20257211 PMAQI
15th Jul 20257112 AMAQI
15th Jul 2025661 AMAQI
15th Jul 2025662 AMAQI
15th Jul 2025653 AMAQI
15th Jul 2025654 AMAQI
25°C20/29°C
15th Jul 2025655 AMAQI
15th Jul 2025656 AMAQI
15th Jul 2025647 AMAQI
15th Jul 2025778 AMAQI
15th Jul 2025859 AMAQI
15th Jul 20257710 AMAQI
15th Jul 20256211 AMAQI
15th Jul 20256412 PMAQI
15th Jul 2025671 PMAQI
15th Jul 2025642 PMAQI
15th Jul 2025673 PMAQI
15th Jul 2025664 PMAQI
15th Jul 2025655 PMAQI
15th Jul 2025546 PMAQI
15th Jul 2025587 PMAQI
15th Jul 2025658 PMAQI
15th Jul 2025629 PMAQI
15th Jul 20256210 PMAQI
15th Jul 20256211 PMAQI
16th Jul 20256312 AMAQI
16th Jul 2025661 AMAQI
16th Jul 2025662 AMAQI
16th Jul 2025663 AMAQI
16th Jul 2025674 AMAQI
24°C20/31°C
16th Jul 2025665 AMAQI
16th Jul 2025656 AMAQI
16th Jul 2025677 AMAQI
16th Jul 2025498 AMAQI
16th Jul 2025429 AMAQI
16th Jul 20255210 AMAQI
16th Jul 20254611 AMAQI
16th Jul 20254912 PMAQI
16th Jul 2025481 PMAQI
16th Jul 2025472 PMAQI
16th Jul 2025443 PMAQI
16th Jul 2025424 PMAQI
16th Jul 2025475 PMAQI
16th Jul 2025486 PMAQI
16th Jul 2025507 PMAQI
16th Jul 2025598 PMAQI
16th Jul 2025589 PMAQI
16th Jul 20256010 PMAQI
16th Jul 20256011 PMAQI
17th Jul 20256112 AMAQI
17th Jul 2025641 AMAQI
17th Jul 2025632 AMAQI
17th Jul 2025643 AMAQI
17th Jul 2025624 AMAQI
23°C18/28°C
17th Jul 2025635 AMAQI
17th Jul 2025626 AMAQI
17th Jul 2025627 AMAQI
17th Jul 2025478 AMAQI
17th Jul 2025399 AMAQI
17th Jul 20254510 AMAQI
17th Jul 20254811 AMAQI
17th Jul 20255112 PMAQI
17th Jul 2025521 PMAQI
17th Jul 2025522 PMAQI
17th Jul 2025503 PMAQI
17th Jul 2025484 PMAQI
17th Jul 2025455 PMAQI
17th Jul 2025496 PMAQI
17th Jul 2025527 PMAQI
17th Jul 2025628 PMAQI
17th Jul 2025629 PMAQI
17th Jul 20256310 PMAQI
17th Jul 20256311 PMAQI
18th Jul 20256012 AMAQI
18th Jul 2025621 AMAQI
18th Jul 2025622 AMAQI
18th Jul 2025603 AMAQI
18th Jul 2025584 AMAQI
24°C17/31°C
18th Jul 2025615 AMAQI
18th Jul 2025626 AMAQI
18th Jul 2025617 AMAQI
18th Jul 2025618 AMAQI
18th Jul 2025569 AMAQI
18th Jul 20256010 AMAQI
18th Jul 20255411 AMAQI
18th Jul 20255812 PMAQI
18th Jul 2025561 PMAQI
18th Jul 2025542 PMAQI
18th Jul 2025563 PMAQI
18th Jul 2025584 PMAQI
18th Jul 2025575 PMAQI
18th Jul 2025586 PMAQI
18th Jul 2025607 PMAQI
18th Jul 2025628 PMAQI
18th Jul 2025649 PMAQI
18th Jul 20256310 PMAQI
18th Jul 20256411 PMAQI
19th Jul 20256312 AMAQI
19th Jul 2025611 AMAQI
19th Jul 2025602 AMAQI
19th Jul 2025603 AMAQI
19th Jul 2025614 AMAQI
25°C19/32°C
19th Jul 2025615 AMAQI
19th Jul 2025616 AMAQI
19th Jul 2025627 AMAQI
19th Jul 2025748 AMAQI
19th Jul 2025789 AMAQI
19th Jul 20257310 AMAQI
19th Jul 20256811 AMAQI
19th Jul 20256812 PMAQI
19th Jul 2025741 PMAQI
19th Jul 2025742 PMAQI
19th Jul 2025713 PMAQI
19th Jul 2025704 PMAQI
19th Jul 2025735 PMAQI
19th Jul 2025746 PMAQI
19th Jul 2025697 PMAQI
19th Jul 2025658 PMAQI
19th Jul 2025649 PMAQI
19th Jul 20256410 PMAQI
19th Jul 20256111 PMAQI
20th Jul 20255812 AMAQI
20th Jul 2025591 AMAQI
20th Jul 2025602 AMAQI
20th Jul 2025623 AMAQI
20th Jul 2025644 AMAQI
21°C17/24°C
20th Jul 2025645 AMAQI
20th Jul 2025636 AMAQI
20th Jul 2025647 AMAQI
20th Jul 2025588 AMAQI
20th Jul 2025429 AMAQI
20th Jul 20253810 AMAQI
20th Jul 20253911 AMAQI
20th Jul 20254212 PMAQI
20th Jul 2025401 PMAQI
20th Jul 2025382 PMAQI
20th Jul 2025393 PMAQI
20th Jul 2025444 PMAQI
20th Jul 2025445 PMAQI
20th Jul 2025466 PMAQI
20th Jul 2025467 PMAQI
20th Jul 2025568 PMAQI
20th Jul 2025599 PMAQI
20th Jul 20256110 PMAQI
20th Jul 20256311 PMAQI
21st Jul 20256012 AMAQI
21st Jul 2025601 AMAQI
21st Jul 2025612 AMAQI
21st Jul 2025603 AMAQI
21st Jul 2025584 AMAQI
21°C17/27°C
21st Jul 2025585 AMAQI
21st Jul 2025596 AMAQI
21st Jul 2025597 AMAQI
21st Jul 2025588 AMAQI
21st Jul 2025569 AMAQI
21st Jul 20255810 AMAQI
21st Jul 20255611 AMAQI
21st Jul 20255412 PMAQI
21st Jul 2025501 PMAQI
21st Jul 2025492 PMAQI
21st Jul 2025453 PMAQI
21st Jul 2025464 PMAQI
21st Jul 2025475 PMAQI
21st Jul 2025426 PMAQI
21st Jul 2025497 PMAQI
21st Jul 2025568 PMAQI
21st Jul 2025599 PMAQI
21st Jul 20255910 PMAQI
21st Jul 20256111 PMAQI
22nd Jul 20255812 AMAQI
22nd Jul 2025591 AMAQI
22nd Jul 2025602 AMAQI
22nd Jul 2025593 AMAQI
22nd Jul 2025584 AMAQI
23°C18/30°C
22nd Jul 2025585 AMAQI
22nd Jul 2025586 AMAQI
22nd Jul 2025587 AMAQI
22nd Jul 2025568 AMAQI
22nd Jul 2025599 AMAQI
22nd Jul 20255810 AMAQI
22nd Jul 20256011 AMAQI
22nd Jul 20256612 PMAQI
22nd Jul 2025591 PMAQI
22nd Jul 2025602 PMAQI
22nd Jul 2025593 PMAQI
22nd Jul 2025614 PMAQI
22nd Jul 2025605 PMAQI
22nd Jul 2025606 PMAQI
22nd Jul 2025627 PMAQI
22nd Jul 2025608 PMAQI
22nd Jul 2025659 PMAQI
22nd Jul 20256310 PMAQI
22nd Jul 20256411 PMAQI
23rd Jul 20256612 AMAQI
23rd Jul 2025581 AMAQI
23rd Jul 2025582 AMAQI
23rd Jul 2025593 AMAQI
23rd Jul 2025594 AMAQI
23°C17/30°C
23rd Jul 2025605 AMAQI
23rd Jul 2025596 AMAQI
23rd Jul 2025587 AMAQI
23rd Jul 2025668 AMAQI
23rd Jul 2025689 AMAQI
23rd Jul 20256710 AMAQI
23rd Jul 20257511 AMAQI
23rd Jul 20257612 PMAQI
23rd Jul 2025701 PMAQI
23rd Jul 2025692 PMAQI
23rd Jul 2025633 PMAQI
23rd Jul 2025634 PMAQI
23rd Jul 2025635 PMAQI
23rd Jul 2025696 PMAQI
23rd Jul 2025647 PMAQI
23rd Jul 2025608 PMAQI
23rd Jul 2025619 PMAQI
23rd Jul 20255910 PMAQI
23rd Jul 20256211 PMAQI
24th Jul 20256212 AMAQI
24th Jul 2025611 AMAQI
24th Jul 2025612 AMAQI
24th Jul 2025613 AMAQI
24th Jul 2025634 AMAQI
23°C17/30°C
24th Jul 2025625 AMAQI
24th Jul 2025626 AMAQI
24th Jul 2025637 AMAQI
24th Jul 2025578 AMAQI
24th Jul 2025569 AMAQI
24th Jul 20255610 AMAQI
24th Jul 20255511 AMAQI
24th Jul 20255412 PMAQI
24th Jul 2025491 PMAQI
24th Jul 2025532 PMAQI
24th Jul 2025543 PMAQI
24th Jul 2025564 PMAQI
24th Jul 2025565 PMAQI
24th Jul 2025576 PMAQI
24th Jul 2025587 PMAQI
24th Jul 2025638 PMAQI
24th Jul 2025629 PMAQI
24th Jul 20256010 PMAQI
24th Jul 20256211 PMAQI
25th Jul 20256012 AMAQI
25th Jul 2025611 AMAQI
25th Jul 2025612 AMAQI
25th Jul 2025613 AMAQI
25th Jul 2025604 AMAQI
20°C18/23°C
25th Jul 2025615 AMAQI
25th Jul 2025606 AMAQI
25th Jul 2025607 AMAQI
25th Jul 2025468 AMAQI
25th Jul 2025429 AMAQI
25th Jul 20254410 AMAQI
25th Jul 20253611 AMAQI
25th Jul 20255412 PMAQI
25th Jul 2025541 PMAQI
25th Jul 2025482 PMAQI
25th Jul 2025473 PMAQI
25th Jul 2025534 PMAQI
25th Jul 2025615 PMAQI
25th Jul 2025606 PMAQI
25th Jul 2025637 PMAQI
25th Jul 2025688 PMAQI
25th Jul 2025669 PMAQI
25th Jul 20256410 PMAQI
25th Jul 20256311 PMAQI
26th Jul 20256312 AMAQI
26th Jul 2025601 AMAQI
26th Jul 2025602 AMAQI
26th Jul 2025593 AMAQI
26th Jul 2025584 AMAQI
21°C19/25°C
26th Jul 2025585 AMAQI
26th Jul 2025586 AMAQI
26th Jul 2025587 AMAQI
26th Jul 2025568 AMAQI
26th Jul 2025559 AMAQI
26th Jul 20255210 AMAQI
26th Jul 20255411 AMAQI
26th Jul 20255412 PMAQI
26th Jul 2025551 PMAQI
26th Jul 2025542 PMAQI
26th Jul 2025523 PMAQI
26th Jul 2025564 PMAQI
26th Jul 2025515 PMAQI
26th Jul 2025516 PMAQI
26th Jul 2025547 PMAQI
26th Jul 2025598 PMAQI
26th Jul 2025609 PMAQI
26th Jul 20256010 PMAQI
26th Jul 20255911 PMAQI
27th Jul 20255812 AMAQI
27th Jul 2025581 AMAQI
27th Jul 2025592 AMAQI
27th Jul 2025593 AMAQI
27th Jul 2025584 AMAQI
20°C18/24°C
27th Jul 2025585 AMAQI
27th Jul 2025586 AMAQI
27th Jul 2025587 AMAQI
27th Jul 2025588 AMAQI
27th Jul 2025559 AMAQI
27th Jul 20255610 AMAQI
27th Jul 20256011 AMAQI
27th Jul 20256012 PMAQI
27th Jul 2025631 PMAQI
27th Jul 2025622 PMAQI
27th Jul 2025613 PMAQI
27th Jul 2025604 PMAQI
27th Jul 2025585 PMAQI
27th Jul 2025546 PMAQI
27th Jul 2025607 PMAQI
27th Jul 2025608 PMAQI
27th Jul 2025599 PMAQI
27th Jul 20256110 PMAQI
27th Jul 20256411 PMAQI
28th Jul 20256312 AMAQI
28th Jul 2025591 AMAQI
28th Jul 2025582 AMAQI
28th Jul 2025583 AMAQI
28th Jul 2025584 AMAQI
22°C19/26°C
28th Jul 2025585 AMAQI
28th Jul 2025576 AMAQI
28th Jul 2025577 AMAQI
28th Jul 2025668 AMAQI
28th Jul 2025619 AMAQI
28th Jul 20255410 AMAQI
28th Jul 20256011 AMAQI
28th Jul 20256312 PMAQI
28th Jul 2025571 PMAQI
28th Jul 2025582 PMAQI
28th Jul 2025573 PMAQI
28th Jul 2025564 PMAQI
28th Jul 2025585 PMAQI
28th Jul 2025586 PMAQI
28th Jul 2025607 PMAQI
28th Jul 2025618 PMAQI
28th Jul 2025619 PMAQI
28th Jul 20256010 PMAQI
28th Jul 20256411 PMAQI
29th Jul 20256412 AMAQI
29th Jul 2025581 AMAQI
29th Jul 2025592 AMAQI
29th Jul 2025603 AMAQI
29th Jul 2025624 AMAQI
24°C19/30°C
29th Jul 2025615 AMAQI
29th Jul 2025626 AMAQI
29th Jul 2025627 AMAQI
29th Jul 2025458 AMAQI
29th Jul 2025409 AMAQI
29th Jul 20253010 AMAQI
29th Jul 20253011 AMAQI
29th Jul 20253912 PMAQI
29th Jul 2025491 PMAQI
29th Jul 2025532 PMAQI
29th Jul 2025503 PMAQI
29th Jul 2025444 PMAQI
29th Jul 2025475 PMAQI
29th Jul 2025456 PMAQI
29th Jul 2025487 PMAQI
29th Jul 2025608 PMAQI
29th Jul 2025579 PMAQI
29th Jul 20255610 PMAQI
29th Jul 20255611 PMAQI
30th Jul 20255812 AMAQI
30th Jul 2025601 AMAQI
30th Jul 2025602 AMAQI
30th Jul 2025603 AMAQI
30th Jul 2025594 AMAQI
22°C16/29°C
30th Jul 2025595 AMAQI
30th Jul 2025596 AMAQI
30th Jul 2025587 AMAQI
30th Jul 2025428 AMAQI
30th Jul 2025349 AMAQI
30th Jul 20253110 AMAQI
30th Jul 20253011 AMAQI
30th Jul 20253712 PMAQI
30th Jul 2025351 PMAQI
30th Jul 2025302 PMAQI
30th Jul 2025313 PMAQI
30th Jul 2025304 PMAQI
30th Jul 2025375 PMAQI
30th Jul 2025386 PMAQI
30th Jul 2025487 PMAQI
30th Jul 2025558 PMAQI
30th Jul 2025579 PMAQI
30th Jul 20256010 PMAQI
30th Jul 20256011 PMAQI
31st Jul 20255812 AMAQI
31st Jul 2025581 AMAQI
31st Jul 2025582 AMAQI
31st Jul 2025583 AMAQI
31st Jul 2025584 AMAQI
19°C14/26°C
31st Jul 2025585 AMAQI
31st Jul 2025586 AMAQI
31st Jul 2025587 AMAQI
31st Jul 2025588 AMAQI
31st Jul 2025589 AMAQI
31st Jul 20255310 AMAQI
31st Jul 20255111 AMAQI
31st Jul 20255312 PMAQI
31st Jul 2025591 PMAQI
31st Jul 2025672 PMAQI
31st Jul 2025703 PMAQI
31st Jul 2025674 PMAQI
31st Jul 2025575 PMAQI
31st Jul 2025626 PMAQI
31st Jul 2025607 PMAQI
31st Jul 2025648 PMAQI
31st Jul 2025649 PMAQI
31st Jul 20256410 PMAQI
31st Jul 20256811 PMAQI
1st Aug 20256612 AMAQI
1st Aug 2025591 AMAQI
1st Aug 2025582 AMAQI
1st Aug 2025593 AMAQI
1st Aug 2025594 AMAQI
19°C17/21°C
1st Aug 2025595 AMAQI
1st Aug 2025596 AMAQI
1st Aug 2025587 AMAQI
1st Aug 2025718 AMAQI
1st Aug 2025689 AMAQI
1st Aug 20257110 AMAQI
1st Aug 20256711 AMAQI
1st Aug 20257012 PMAQI
1st Aug 2025711 PMAQI
1st Aug 2025712 PMAQI
1st Aug 2025713 PMAQI
1st Aug 2025694 PMAQI
1st Aug 2025685 PMAQI
1st Aug 2025646 PMAQI
1st Aug 2025657 PMAQI
1st Aug 2025658 PMAQI
1st Aug 2025669 PMAQI
1st Aug 20257110 PMAQI
1st Aug 20257011 PMAQI
2nd Aug 20256312 AMAQI
2nd Aug 2025581 AMAQI
2nd Aug 2025582 AMAQI
2nd Aug 2025603 AMAQI
2nd Aug 2025624 AMAQI
22°C15/30°C
2nd Aug 2025615 AMAQI
2nd Aug 2025626 AMAQI
2nd Aug 2025627 AMAQI
2nd Aug 2025808 AMAQI
2nd Aug 2025749 AMAQI
2nd Aug 20257210 AMAQI
2nd Aug 20257311 AMAQI
2nd Aug 20258012 PMAQI
2nd Aug 2025731 PMAQI
2nd Aug 2025672 PMAQI
2nd Aug 2025723 PMAQI
2nd Aug 2025674 PMAQI
2nd Aug 2025645 PMAQI
2nd Aug 2025706 PMAQI
2nd Aug 2025627 PMAQI
2nd Aug 2025608 PMAQI
2nd Aug 2025609 PMAQI
2nd Aug 20256910 PMAQI
2nd Aug 20256111 PMAQI
3rd Aug 20256312 AMAQI
3rd Aug 2025591 AMAQI
3rd Aug 2025592 AMAQI
3rd Aug 2025633 AMAQI
3rd Aug 2025644 AMAQI
23°C17/30°C
3rd Aug 2025635 AMAQI
3rd Aug 2025646 AMAQI
3rd Aug 2025637 AMAQI
3rd Aug 2025668 AMAQI
3rd Aug 2025689 AMAQI
3rd Aug 20256110 AMAQI
3rd Aug 20256311 AMAQI
3rd Aug 20256612 PMAQI
3rd Aug 2025621 PMAQI
3rd Aug 2025642 PMAQI
3rd Aug 2025603 PMAQI
3rd Aug 2025604 PMAQI
3rd Aug 2025625 PMAQI
3rd Aug 2025616 PMAQI
3rd Aug 2025627 PMAQI
3rd Aug 2025628 PMAQI
3rd Aug 2025619 PMAQI
3rd Aug 20256310 PMAQI
3rd Aug 20256511 PMAQI
4th Aug 20256212 AMAQI
4th Aug 2025611 AMAQI
4th Aug 2025602 AMAQI
4th Aug 2025613 AMAQI
4th Aug 2025624 AMAQI
24°C18/30°C
4th Aug 2025615 AMAQI
5 AM4th Aug 2025616 AMAQI
4th Aug 2025617 AMAQI
4th Aug 2025668 AMAQI
4th Aug 2025689 AMAQI
4th Aug 20257510 AMAQI
4th Aug 20256411 AMAQI
4th Aug 20256012 PMAQI
12 PM4th Aug 2025621 PMAQI
4th Aug 2025622 PMAQI
4th Aug 2025663 PMAQI
4th Aug 2025664 PMAQI
4th Aug 2025665 PMAQI
4th Aug 2025606 PMAQI
4th Aug 2025627 PMAQI
7 PM4th Aug 2025658 PMAQI
12 AM
4 AM
--°C/°C
Day time
Avg. Highest Time
5 AM - 7 PM
59AQI
15 hours / Day
450 hours / Month
Avg. Lowest Time
5 AM - 11 AM
60AQI
7 hours / Day
210 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 5 AM to 7 PM (Avg. 59), while the lowest AQI was between 5 AM to 11 AM (Avg. 60).
Night time
Avg. Highest Time
12 AM - 11 PM
62AQI
9 hours / Day
270 hours / Month
Avg. Lowest Time
12 AM - 11 PM
62AQI
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. 62), while the lowest AQI was between 12 AM to 11 PM (Avg. 62).
2025 Days Vs Air Quality
Chongli Youth Activity Center, Zhangjiakou, Hebei, China
2025
10%
21
86%
185
4%
8
0.4%
1
Total number of days with different AQI categories in last 216 days in 2025 (149 days remaining)
Good
21 DaysModerate
185 DaysPoor
8 DaysUnhealthy
1 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 10%
Health Risk Level:
Extreme
In 2025, 10% 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
Chongli Youth Activity Center, Zhangjiakou, Hebei, 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
66AQI
66AQI
2nd January 2025
62AQI
62AQI
3rd January 2025
62AQI
62AQI
4th January 2025
74AQI
74AQI
5th January 2025
71AQI
71AQI
6th January 2025
55AQI
55AQI
7th January 2025
53AQI
53AQI
8th January 2025
52AQI
52AQI
9th January 2025
50AQI
50AQI
10th January 2025
59AQI
59AQI
11th January 2025
72AQI
72AQI
12th January 2025
64AQI
64AQI
13th January 2025
68AQI
68AQI
14th January 2025
58AQI
58AQI
15th January 2025
65AQI
65AQI
16th January 2025
72AQI
72AQI
17th January 2025
86AQI
86AQI
18th January 2025
83AQI
83AQI
19th January 2025
75AQI
75AQI
20th January 2025
81AQI
81AQI
21st January 2025
70AQI
70AQI
22nd January 2025
86AQI
86AQI
23rd January 2025
110AQI
110AQI
24th January 2025
102AQI
102AQI
25th January 2025
128AQI
128AQI
26th January 2025
94AQI
94AQI
27th January 2025
73AQI
73AQI
28th January 2025
82AQI
82AQI
29th January 2025
100AQI
100AQI
30th January 2025
93AQI
93AQI
31st January 2025
102AQI
102AQI
1st February 2025
107AQI
107AQI
2nd February 2025
63AQI
63AQI
3rd February 2025
74AQI
74AQI
4th February 2025
57AQI
57AQI
5th February 2025
62AQI
62AQI
6th February 2025
60AQI
60AQI
7th February 2025
53AQI
53AQI
8th February 2025
50AQI
50AQI
9th February 2025
61AQI
61AQI
10th February 2025
72AQI
72AQI
11th February 2025
73AQI
73AQI
12th February 2025
74AQI
74AQI
13th February 2025
73AQI
73AQI
14th February 2025
55AQI
55AQI
15th February 2025
61AQI
61AQI
16th February 2025
38AQI
38AQI
17th February 2025
42AQI
42AQI
18th February 2025
32AQI
32AQI
19th February 2025
33AQI
33AQI
20th February 2025
29AQI
29AQI
21st February 2025
33AQI
33AQI
22nd February 2025
30AQI
30AQI
23rd February 2025
27AQI
27AQI
24th February 2025
44AQI
44AQI
25th February 2025
37AQI
37AQI
26th February 2025
56AQI
56AQI
27th February 2025
63AQI
63AQI
28th February 2025
62AQI
62AQI
1st March 2025
67AQI
67AQI
2nd March 2025
44AQI
44AQI
3rd March 2025
50AQI
50AQI
4th March 2025
57AQI
57AQI
5th March 2025
51AQI
51AQI
6th March 2025
44AQI
44AQI
7th March 2025
54AQI
54AQI
8th March 2025
61AQI
61AQI
9th March 2025
70AQI
70AQI
10th March 2025
81AQI
81AQI
11th March 2025
99AQI
99AQI
12th March 2025
55AQI
55AQI
13th March 2025
75AQI
75AQI
14th March 2025
89AQI
89AQI
15th March 2025
65AQI
65AQI
16th March 2025
65AQI
65AQI
17th March 2025
55AQI
55AQI
18th March 2025
57AQI
57AQI
19th March 2025
53AQI
53AQI
20th March 2025
45AQI
45AQI
21st March 2025
51AQI
51AQI
22nd March 2025
63AQI
63AQI
23rd March 2025
160AQI
160AQI
24th March 2025
85AQI
85AQI
25th March 2025
92AQI
92AQI
26th March 2025
114AQI
114AQI
27th March 2025
76AQI
76AQI
28th March 2025
71AQI
71AQI
29th March 2025
60AQI
60AQI
30th March 2025
62AQI
62AQI
31st March 2025
62AQI
62AQI
1st April 2025
58AQI
58AQI
2nd April 2025
56AQI
56AQI
3rd April 2025
77AQI
77AQI
4th April 2025
62AQI
62AQI
5th April 2025
59AQI
59AQI
6th April 2025
72AQI
72AQI
7th April 2025
68AQI
68AQI
8th April 2025
79AQI
79AQI
9th April 2025
68AQI
68AQI
10th April 2025
74AQI
74AQI
11th April 2025
101AQI
101AQI
12th April 2025
69AQI
69AQI
13th April 2025
73AQI
73AQI
14th April 2025
62AQI
62AQI
15th April 2025
67AQI
67AQI
16th April 2025
91AQI
91AQI
17th April 2025
78AQI
78AQI
18th April 2025
69AQI
69AQI
19th April 2025
68AQI
68AQI
20th April 2025
89AQI
89AQI
21st April 2025
78AQI
78AQI
22nd April 2025
62AQI
62AQI
23rd April 2025
60AQI
60AQI
24th April 2025
60AQI
60AQI
25th April 2025
62AQI
62AQI
26th April 2025
70AQI
70AQI
27th April 2025
51AQI
51AQI
28th April 2025
58AQI
58AQI
29th April 2025
61AQI
61AQI
30th April 2025
58AQI
58AQI
1st May 2025
58AQI
58AQI
2nd May 2025
61AQI
61AQI
3rd May 2025
57AQI
57AQI
4th May 2025
67AQI
67AQI
5th May 2025
107AQI
107AQI
6th May 2025
67AQI
67AQI
7th May 2025
86AQI
86AQI
8th May 2025
98AQI
98AQI
9th May 2025
76AQI
76AQI
10th May 2025
81AQI
81AQI
11th May 2025
66AQI
66AQI
12th May 2025
74AQI
74AQI
13th May 2025
80AQI
80AQI
14th May 2025
66AQI
66AQI
15th May 2025
73AQI
73AQI
16th May 2025
92AQI
92AQI
17th May 2025
64AQI
64AQI
18th May 2025
71AQI
71AQI
19th May 2025
71AQI
71AQI
20th May 2025
89AQI
89AQI
21st May 2025
76AQI
76AQI
22nd May 2025
88AQI
88AQI
23rd May 2025
91AQI
91AQI
24th May 2025
78AQI
78AQI
25th May 2025
81AQI
81AQI
26th May 2025
72AQI
72AQI
27th May 2025
73AQI
73AQI
28th May 2025
76AQI
76AQI
29th May 2025
81AQI
81AQI
30th May 2025
91AQI
91AQI
31st May 2025
68AQI
68AQI
1st June 2025
92AQI
92AQI
2nd June 2025
51AQI
51AQI
3rd June 2025
61AQI
61AQI
4th June 2025
45AQI
45AQI
5th June 2025
53AQI
53AQI
6th June 2025
48AQI
48AQI
7th June 2025
49AQI
49AQI
8th June 2025
55AQI
55AQI
9th June 2025
56AQI
56AQI
10th June 2025
57AQI
57AQI
11th June 2025
63AQI
63AQI
12th June 2025
73AQI
73AQI
13th June 2025
71AQI
71AQI
14th June 2025
67AQI
67AQI
15th June 2025
50AQI
50AQI
16th June 2025
52AQI
52AQI
17th June 2025
60AQI
60AQI
18th June 2025
63AQI
63AQI
19th June 2025
58AQI
58AQI
20th June 2025
57AQI
57AQI
21st June 2025
54AQI
54AQI
22nd June 2025
52AQI
52AQI
23rd June 2025
57AQI
57AQI
24th June 2025
62AQI
62AQI
25th June 2025
64AQI
64AQI
26th June 2025
66AQI
66AQI
27th June 2025
70AQI
70AQI
28th June 2025
71AQI
71AQI
29th June 2025
71AQI
71AQI
30th June 2025
69AQI
69AQI
1st July 2025
66AQI
66AQI
2nd July 2025
66AQI
66AQI
3rd July 2025
69AQI
69AQI
4th July 2025
69AQI
69AQI
5th July 2025
60AQI
60AQI
6th July 2025
54AQI
54AQI
7th July 2025
62AQI
62AQI
8th July 2025
64AQI
64AQI
9th July 2025
66AQI
66AQI
10th July 2025
63AQI
63AQI
11th July 2025
70AQI
70AQI
12th July 2025
71AQI
71AQI
13th July 2025
62AQI
62AQI
14th July 2025
64AQI
64AQI
15th July 2025
66AQI
66AQI
16th July 2025
57AQI
57AQI
17th July 2025
57AQI
57AQI
18th July 2025
60AQI
60AQI
19th July 2025
66AQI
66AQI
20th July 2025
54AQI
54AQI
21st July 2025
56AQI
56AQI
22nd July 2025
60AQI
60AQI
23rd July 2025
64AQI
64AQI
24th July 2025
60AQI
60AQI
25th July 2025
58AQI
58AQI
26th July 2025
58AQI
58AQI
27th July 2025
59AQI
59AQI
28th July 2025
60AQI
60AQI
29th July 2025
55AQI
55AQI
30th July 2025
50AQI
50AQI
31st July 2025
59AQI
59AQI
1st August 2025
66AQI
66AQI
2nd August 2025
66AQI
66AQI
3rd August 2025
64AQI
64AQI
76AQI
54AQI
69AQI
69AQI
77AQI
61AQI
61AQI
65AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202567AQI
1
26
4
11
16
1
4
25
1
1
29
1
30
1
4
26
1
30
3
21
185
8
1
Highest AQI recorded in
May77AQI
Lowest AQI recorded in
February54AQI
202448AQI
26
5
24
4
25
6
21
5
1
19
10
3
27
4
27
17
14
21
8
17
13
1
11
17
1
1
3
28
191
164
3
1
Highest AQI recorded in
December66AQI
Lowest AQI recorded in
February32AQI
202358AQI
6
17
4
1
14
9
5
3
7
2
1
3
25
6
51
39
11
1
1
Highest AQI recorded in
March77AQI
Lowest AQI recorded in
November12AQI
202251AQI
2
1
3
3
1
23
8
19
11
15
6
1
1
14
13
1
17
14
15
14
23
6
1
1
132
77
2
2
Highest AQI recorded in
April81AQI
Lowest AQI recorded in
February41AQI
202198AQI
10
14
5
2
7
17
4
2
14
10
2
1
2
5
16
6
1
24
61
25
2
1
5
Highest AQI recorded in
March132AQI
Lowest AQI recorded in
February71AQI
202059AQI
7
6
14
7
12
5
1
15
14
1
13
18
11
20
15
14
6
22
1
1
1
10
15
5
8
21
2
111
142
9
1
2
Highest AQI recorded in
October72AQI
Lowest AQI recorded in
April46AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2021(Avg.)
98AQILeast Polluted Year Recorded
2024(Avg.)
48AQIChongli Youth Activity Center's annual 2025 AQI (67) shows an average percentage change of 14.01% (worsened AQI) compared to previous years: 2020 (59), 2021 (98), 2022 (51), 2023 (58), 2024 (48).
