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
Zhangjiakou, Hebei, China
2021
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
10th Aug 2023
99AQILowest AQI recorded on
1st Aug 2021
23AQISame Day Analysis (1st August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 2nd highest AQI at 65 of Moderate air quality, showing improvement over 2022 on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 2nd Aug - 3rd Aug 2025
Zhangjiakou, Hebei, 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
78AQI
Avg. Lowest Time
1AM3rd Aug
59AQI
In the last 24 hours,
Zhangjiakou's AQI reached its highest point of 78 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
Zhangjiakou, Hebei, 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 2025645 AMAQI
4th Jul 2025646 AMAQI
4th Jul 2025647 AMAQI
4th Jul 2025618 AMAQI
4th Jul 2025599 AMAQI
4th Jul 20255910 AMAQI
4th Jul 20255711 AMAQI
4th Jul 20256312 PMAQI
4th Jul 2025671 PMAQI
4th Jul 2025662 PMAQI
4th Jul 2025663 PMAQI
4th Jul 2025604 PMAQI
4th Jul 2025605 PMAQI
4th Jul 2025606 PMAQI
4th Jul 2025647 PMAQI
4th Jul 2025648 PMAQI
4th Jul 2025669 PMAQI
4th Jul 20256510 PMAQI
4th Jul 20256511 PMAQI
5th Jul 20256312 AMAQI
5th Jul 2025641 AMAQI
5th Jul 2025632 AMAQI
5th Jul 2025643 AMAQI
5th Jul 2025634 AMAQI
27°C21/33°C
5th Jul 2025635 AMAQI
5th Jul 2025646 AMAQI
5th Jul 2025647 AMAQI
5th Jul 2025578 AMAQI
5th Jul 2025469 AMAQI
5th Jul 20254210 AMAQI
5th Jul 20254311 AMAQI
5th Jul 20255212 PMAQI
5th Jul 2025501 PMAQI
5th Jul 2025482 PMAQI
5th Jul 2025463 PMAQI
5th Jul 2025474 PMAQI
5th Jul 2025465 PMAQI
5th Jul 2025476 PMAQI
5th Jul 2025527 PMAQI
5th Jul 2025588 PMAQI
5th Jul 2025589 PMAQI
5th Jul 20255910 PMAQI
5th Jul 20255911 PMAQI
6th Jul 20256012 AMAQI
6th Jul 2025631 AMAQI
6th Jul 2025642 AMAQI
6th Jul 2025623 AMAQI
6th Jul 2025614 AMAQI
24°C21/28°C
6th Jul 2025615 AMAQI
6th Jul 2025616 AMAQI
6th Jul 2025617 AMAQI
6th Jul 2025468 AMAQI
6th Jul 2025379 AMAQI
6th Jul 20253410 AMAQI
6th Jul 20252911 AMAQI
6th Jul 20254412 PMAQI
6th Jul 2025421 PMAQI
6th Jul 2025402 PMAQI
6th Jul 2025373 PMAQI
6th Jul 2025394 PMAQI
6th Jul 2025465 PMAQI
6th Jul 2025466 PMAQI
6th Jul 2025517 PMAQI
6th Jul 2025588 PMAQI
6th Jul 2025589 PMAQI
6th Jul 20255910 PMAQI
6th Jul 20255811 PMAQI
7th Jul 20255912 AMAQI
7th Jul 2025611 AMAQI
7th Jul 2025612 AMAQI
7th Jul 2025603 AMAQI
7th Jul 2025594 AMAQI
24°C19/29°C
7th Jul 2025595 AMAQI
7th Jul 2025606 AMAQI
7th Jul 2025597 AMAQI
7th Jul 2025508 AMAQI
7th Jul 2025509 AMAQI
7th Jul 20255310 AMAQI
7th Jul 20255211 AMAQI
7th Jul 20255612 PMAQI
7th Jul 2025541 PMAQI
7th Jul 2025522 PMAQI
7th Jul 2025513 PMAQI
7th Jul 2025524 PMAQI
7th Jul 2025565 PMAQI
7th Jul 2025576 PMAQI
7th Jul 2025587 PMAQI
7th Jul 2025598 PMAQI
7th Jul 2025609 PMAQI
7th Jul 20256210 PMAQI
7th Jul 20256111 PMAQI
8th Jul 20256112 AMAQI
8th Jul 2025591 AMAQI
8th Jul 2025602 AMAQI
8th Jul 2025593 AMAQI
8th Jul 2025594 AMAQI
22°C18/27°C
8th Jul 2025595 AMAQI
8th Jul 2025596 AMAQI
8th Jul 2025587 AMAQI
8th Jul 2025628 AMAQI
8th Jul 2025619 AMAQI
8th Jul 20256210 AMAQI
8th Jul 20256111 AMAQI
8th Jul 20256512 PMAQI
8th Jul 2025661 PMAQI
8th Jul 2025642 PMAQI
8th Jul 2025633 PMAQI
8th Jul 2025624 PMAQI
8th Jul 2025635 PMAQI
8th Jul 2025626 PMAQI
8th Jul 2025597 PMAQI
8th Jul 2025608 PMAQI
8th Jul 2025629 PMAQI
8th Jul 20256310 PMAQI
8th Jul 20256311 PMAQI
9th Jul 20256312 AMAQI
9th Jul 2025601 AMAQI
9th Jul 2025592 AMAQI
9th Jul 2025603 AMAQI
9th Jul 2025604 AMAQI
24°C19/29°C
9th Jul 2025605 AMAQI
9th Jul 2025606 AMAQI
9th Jul 2025607 AMAQI
9th Jul 2025718 AMAQI
9th Jul 2025739 AMAQI
9th Jul 20256410 AMAQI
9th Jul 20257111 AMAQI
9th Jul 20257612 PMAQI
9th Jul 2025731 PMAQI
9th Jul 2025732 PMAQI
9th Jul 2025733 PMAQI
9th Jul 2025714 PMAQI
9th Jul 2025685 PMAQI
9th Jul 2025686 PMAQI
9th Jul 2025667 PMAQI
9th Jul 2025648 PMAQI
9th Jul 2025649 PMAQI
9th Jul 20256210 PMAQI
9th Jul 20256211 PMAQI
10th Jul 20256112 AMAQI
10th Jul 2025601 AMAQI
10th Jul 2025612 AMAQI
10th Jul 2025613 AMAQI
10th Jul 2025624 AMAQI
23°C20/27°C
10th Jul 2025625 AMAQI
10th Jul 2025626 AMAQI
10th Jul 2025627 AMAQI
10th Jul 2025708 AMAQI
10th Jul 2025619 AMAQI
10th Jul 20255910 AMAQI
10th Jul 20256111 AMAQI
10th Jul 20256612 PMAQI
10th Jul 2025651 PMAQI
10th Jul 2025632 PMAQI
10th Jul 2025643 PMAQI
10th Jul 2025654 PMAQI
10th Jul 2025685 PMAQI
10th Jul 2025666 PMAQI
10th Jul 2025667 PMAQI
10th Jul 2025658 PMAQI
10th Jul 2025669 PMAQI
10th Jul 20256610 PMAQI
10th Jul 20256511 PMAQI
11th Jul 20256512 AMAQI
11th Jul 2025611 AMAQI
11th Jul 2025612 AMAQI
11th Jul 2025623 AMAQI
11th Jul 2025624 AMAQI
23°C20/28°C
11th Jul 2025625 AMAQI
11th Jul 2025626 AMAQI
11th Jul 2025627 AMAQI
11th Jul 2025758 AMAQI
11th Jul 2025729 AMAQI
11th Jul 20257610 AMAQI
11th Jul 20258411 AMAQI
11th Jul 20257912 PMAQI
11th Jul 2025741 PMAQI
11th Jul 2025742 PMAQI
11th Jul 2025753 PMAQI
11th Jul 2025784 PMAQI
11th Jul 2025795 PMAQI
11th Jul 2025806 PMAQI
11th Jul 2025807 PMAQI
11th Jul 2025728 PMAQI
11th Jul 2025729 PMAQI
11th Jul 20257510 PMAQI
11th Jul 20257211 PMAQI
12th Jul 20257312 AMAQI
12th Jul 2025641 AMAQI
12th Jul 2025632 AMAQI
12th Jul 2025643 AMAQI
12th Jul 2025654 AMAQI
25°C20/31°C
12th Jul 2025655 AMAQI
12th Jul 2025656 AMAQI
12th Jul 2025667 AMAQI
12th Jul 2025938 AMAQI
12th Jul 20251019 AMAQI
12th Jul 20259210 AMAQI
12th Jul 20259811 AMAQI
12th Jul 20259112 PMAQI
12th Jul 2025861 PMAQI
12th Jul 2025832 PMAQI
12th Jul 2025703 PMAQI
12th Jul 2025644 PMAQI
12th Jul 2025625 PMAQI
12th Jul 2025596 PMAQI
12th Jul 2025597 PMAQI
12th Jul 2025638 PMAQI
12th Jul 2025649 PMAQI
12th Jul 20256510 PMAQI
12th Jul 20256611 PMAQI
13th Jul 20256512 AMAQI
13th Jul 2025661 AMAQI
13th Jul 2025662 AMAQI
13th Jul 2025673 AMAQI
13th Jul 2025694 AMAQI
26°C21/31°C
13th Jul 2025695 AMAQI
13th Jul 2025706 AMAQI
13th Jul 2025707 AMAQI
13th Jul 2025578 AMAQI
13th Jul 2025419 AMAQI
13th Jul 20254610 AMAQI
13th Jul 20254511 AMAQI
13th Jul 20255212 PMAQI
13th Jul 2025531 PMAQI
13th Jul 2025532 PMAQI
13th Jul 2025523 PMAQI
13th Jul 2025524 PMAQI
13th Jul 2025525 PMAQI
13th Jul 2025526 PMAQI
13th Jul 2025567 PMAQI
13th Jul 2025638 PMAQI
13th Jul 2025629 PMAQI
13th Jul 20256310 PMAQI
13th Jul 20256211 PMAQI
14th Jul 20256412 AMAQI
14th Jul 2025661 AMAQI
14th Jul 2025672 AMAQI
14th Jul 2025653 AMAQI
14th Jul 2025644 AMAQI
27°C21/33°C
14th Jul 2025645 AMAQI
14th Jul 2025656 AMAQI
14th Jul 2025657 AMAQI
14th Jul 2025508 AMAQI
14th Jul 2025519 AMAQI
14th Jul 20255110 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 2025645 PMAQI
14th Jul 2025656 PMAQI
14th Jul 2025687 PMAQI
14th Jul 2025678 PMAQI
14th Jul 2025719 PMAQI
14th Jul 20257210 PMAQI
14th Jul 20257111 PMAQI
15th Jul 20257212 AMAQI
15th Jul 2025661 AMAQI
15th Jul 2025652 AMAQI
15th Jul 2025643 AMAQI
15th Jul 2025644 AMAQI
25°C21/29°C
15th Jul 2025645 AMAQI
15th Jul 2025646 AMAQI
15th Jul 2025637 AMAQI
15th Jul 2025808 AMAQI
15th Jul 2025779 AMAQI
15th Jul 20257710 AMAQI
15th Jul 20257011 AMAQI
15th Jul 20257012 PMAQI
15th Jul 2025691 PMAQI
15th Jul 2025702 PMAQI
15th Jul 2025703 PMAQI
15th Jul 2025664 PMAQI
15th Jul 2025625 PMAQI
15th Jul 2025556 PMAQI
15th Jul 2025587 PMAQI
15th Jul 2025638 PMAQI
15th Jul 2025629 PMAQI
15th Jul 20256210 PMAQI
15th Jul 20256111 PMAQI
16th Jul 20256212 AMAQI
16th Jul 2025641 AMAQI
16th Jul 2025652 AMAQI
16th Jul 2025663 AMAQI
16th Jul 2025684 AMAQI
25°C19/32°C
16th Jul 2025685 AMAQI
16th Jul 2025676 AMAQI
16th Jul 2025687 AMAQI
16th Jul 2025558 AMAQI
16th Jul 2025419 AMAQI
16th Jul 20254510 AMAQI
16th Jul 20254511 AMAQI
16th Jul 20255212 PMAQI
16th Jul 2025521 PMAQI
16th Jul 2025492 PMAQI
16th Jul 2025473 PMAQI
16th Jul 2025454 PMAQI
16th Jul 2025485 PMAQI
16th Jul 2025486 PMAQI
16th Jul 2025507 PMAQI
16th Jul 2025608 PMAQI
16th Jul 2025609 PMAQI
16th Jul 20256010 PMAQI
16th Jul 20256011 PMAQI
17th Jul 20256012 AMAQI
17th Jul 2025641 AMAQI
17th Jul 2025642 AMAQI
17th Jul 2025643 AMAQI
17th Jul 2025624 AMAQI
24°C21/28°C
17th Jul 2025625 AMAQI
17th Jul 2025626 AMAQI
17th Jul 2025627 AMAQI
17th Jul 2025398 AMAQI
17th Jul 2025339 AMAQI
17th Jul 20253610 AMAQI
17th Jul 20253811 AMAQI
17th Jul 20255112 PMAQI
17th Jul 2025521 PMAQI
17th Jul 2025522 PMAQI
17th Jul 2025483 PMAQI
17th Jul 2025484 PMAQI
17th Jul 2025475 PMAQI
17th Jul 2025496 PMAQI
17th Jul 2025537 PMAQI
17th Jul 2025608 PMAQI
17th Jul 2025619 PMAQI
17th Jul 20256210 PMAQI
17th Jul 20256111 PMAQI
18th Jul 20256112 AMAQI
18th Jul 2025621 AMAQI
18th Jul 2025612 AMAQI
18th Jul 2025613 AMAQI
18th Jul 2025604 AMAQI
25°C18/32°C
18th Jul 2025605 AMAQI
18th Jul 2025606 AMAQI
18th Jul 2025607 AMAQI
18th Jul 2025548 AMAQI
18th Jul 2025479 AMAQI
18th Jul 20255410 AMAQI
18th Jul 20255311 AMAQI
18th Jul 20255512 PMAQI
18th Jul 2025511 PMAQI
18th Jul 2025522 PMAQI
18th Jul 2025523 PMAQI
18th Jul 2025554 PMAQI
18th Jul 2025545 PMAQI
18th Jul 2025546 PMAQI
18th Jul 2025597 PMAQI
18th Jul 2025618 PMAQI
18th Jul 2025639 PMAQI
18th Jul 20256310 PMAQI
18th Jul 20256211 PMAQI
19th Jul 20256212 AMAQI
19th Jul 2025611 AMAQI
19th Jul 2025602 AMAQI
19th Jul 2025603 AMAQI
19th Jul 2025604 AMAQI
26°C20/32°C
19th Jul 2025605 AMAQI
19th Jul 2025606 AMAQI
19th Jul 2025607 AMAQI
19th Jul 2025738 AMAQI
19th Jul 2025779 AMAQI
19th Jul 20257310 AMAQI
19th Jul 20256911 AMAQI
19th Jul 20257012 PMAQI
19th Jul 2025741 PMAQI
19th Jul 2025742 PMAQI
19th Jul 2025743 PMAQI
19th Jul 2025724 PMAQI
19th Jul 2025755 PMAQI
19th Jul 2025766 PMAQI
19th Jul 2025737 PMAQI
19th Jul 2025668 PMAQI
19th Jul 2025669 PMAQI
19th Jul 20256610 PMAQI
19th Jul 20256511 PMAQI
20th Jul 20256412 AMAQI
20th Jul 2025611 AMAQI
20th Jul 2025612 AMAQI
20th Jul 2025623 AMAQI
20th Jul 2025624 AMAQI
22°C20/25°C
20th Jul 2025625 AMAQI
20th Jul 2025626 AMAQI
20th Jul 2025627 AMAQI
20th Jul 2025528 AMAQI
20th Jul 2025399 AMAQI
20th Jul 20253410 AMAQI
20th Jul 20253311 AMAQI
20th Jul 20254012 PMAQI
20th Jul 2025411 PMAQI
20th Jul 2025422 PMAQI
20th Jul 2025433 PMAQI
20th Jul 2025454 PMAQI
20th Jul 2025445 PMAQI
20th Jul 2025436 PMAQI
20th Jul 2025487 PMAQI
20th Jul 2025578 PMAQI
20th Jul 2025589 PMAQI
20th Jul 20255910 PMAQI
20th Jul 20256011 PMAQI
21st Jul 20255912 AMAQI
21st Jul 2025611 AMAQI
21st Jul 2025622 AMAQI
21st Jul 2025613 AMAQI
21st Jul 2025594 AMAQI
23°C18/28°C
21st Jul 2025595 AMAQI
21st Jul 2025596 AMAQI
21st Jul 2025597 AMAQI
21st Jul 2025498 AMAQI
21st Jul 2025479 AMAQI
21st Jul 20254410 AMAQI
21st Jul 20254911 AMAQI
21st Jul 20255212 PMAQI
21st Jul 2025491 PMAQI
21st Jul 2025482 PMAQI
21st Jul 2025463 PMAQI
21st Jul 2025424 PMAQI
21st Jul 2025445 PMAQI
21st Jul 2025416 PMAQI
21st Jul 2025477 PMAQI
21st Jul 2025578 PMAQI
21st Jul 2025599 PMAQI
21st Jul 20255910 PMAQI
21st Jul 20256011 PMAQI
22nd Jul 20255912 AMAQI
22nd Jul 2025591 AMAQI
22nd Jul 2025592 AMAQI
22nd Jul 2025593 AMAQI
22nd Jul 2025584 AMAQI
24°C19/30°C
22nd Jul 2025585 AMAQI
22nd Jul 2025586 AMAQI
22nd Jul 2025587 AMAQI
22nd Jul 2025498 AMAQI
22nd Jul 2025549 AMAQI
22nd Jul 20255310 AMAQI
22nd Jul 20255411 AMAQI
22nd Jul 20256212 PMAQI
22nd Jul 2025561 PMAQI
22nd Jul 2025542 PMAQI
22nd Jul 2025573 PMAQI
22nd Jul 2025554 PMAQI
22nd Jul 2025545 PMAQI
22nd Jul 2025556 PMAQI
22nd Jul 2025577 PMAQI
22nd Jul 2025598 PMAQI
22nd Jul 2025629 PMAQI
22nd Jul 20256310 PMAQI
22nd Jul 20256311 PMAQI
23rd Jul 20256412 AMAQI
23rd Jul 2025601 AMAQI
23rd Jul 2025602 AMAQI
23rd Jul 2025603 AMAQI
23rd Jul 2025604 AMAQI
24°C19/30°C
23rd Jul 2025605 AMAQI
23rd Jul 2025606 AMAQI
23rd Jul 2025607 AMAQI
23rd Jul 2025718 AMAQI
23rd Jul 2025709 AMAQI
23rd Jul 20256710 AMAQI
23rd Jul 20257011 AMAQI
23rd Jul 20257012 PMAQI
23rd Jul 2025661 PMAQI
23rd Jul 2025652 PMAQI
23rd Jul 2025623 PMAQI
23rd Jul 2025634 PMAQI
23rd Jul 2025635 PMAQI
23rd Jul 2025666 PMAQI
23rd Jul 2025657 PMAQI
23rd Jul 2025618 PMAQI
23rd Jul 2025629 PMAQI
23rd Jul 20256110 PMAQI
23rd Jul 20256211 PMAQI
24th Jul 20256212 AMAQI
24th Jul 2025621 AMAQI
24th Jul 2025622 AMAQI
24th Jul 2025623 AMAQI
24th Jul 2025624 AMAQI
24°C18/30°C
24th Jul 2025625 AMAQI
24th Jul 2025636 AMAQI
24th Jul 2025637 AMAQI
24th Jul 2025548 AMAQI
24th Jul 2025529 AMAQI
24th Jul 20255110 AMAQI
24th Jul 20254911 AMAQI
24th Jul 20254912 PMAQI
24th Jul 2025511 PMAQI
24th Jul 2025522 PMAQI
24th Jul 2025513 PMAQI
24th Jul 2025504 PMAQI
24th Jul 2025525 PMAQI
24th Jul 2025546 PMAQI
24th Jul 2025557 PMAQI
24th Jul 2025618 PMAQI
24th Jul 2025619 PMAQI
24th Jul 20256210 PMAQI
24th Jul 20256211 PMAQI
25th Jul 20256212 AMAQI
25th Jul 2025621 AMAQI
25th Jul 2025622 AMAQI
25th Jul 2025613 AMAQI
25th Jul 2025604 AMAQI
21°C20/24°C
25th Jul 2025605 AMAQI
25th Jul 2025606 AMAQI
25th Jul 2025607 AMAQI
25th Jul 2025508 AMAQI
25th Jul 2025439 AMAQI
25th Jul 20254110 AMAQI
25th Jul 20253511 AMAQI
25th Jul 20254912 PMAQI
25th Jul 2025531 PMAQI
25th Jul 2025522 PMAQI
25th Jul 2025503 PMAQI
25th Jul 2025524 PMAQI
25th Jul 2025575 PMAQI
25th Jul 2025596 PMAQI
25th Jul 2025617 PMAQI
25th Jul 2025658 PMAQI
25th Jul 2025649 PMAQI
25th Jul 20256410 PMAQI
25th Jul 20256311 PMAQI
26th Jul 20256312 AMAQI
26th Jul 2025601 AMAQI
26th Jul 2025602 AMAQI
26th Jul 2025583 AMAQI
26th Jul 2025584 AMAQI
22°C20/25°C
26th Jul 2025585 AMAQI
26th Jul 2025586 AMAQI
26th Jul 2025587 AMAQI
26th Jul 2025618 AMAQI
26th Jul 2025579 AMAQI
26th Jul 20255810 AMAQI
26th Jul 20256111 AMAQI
26th Jul 20256212 PMAQI
26th Jul 2025621 PMAQI
26th Jul 2025592 PMAQI
26th Jul 2025543 PMAQI
26th Jul 2025574 PMAQI
26th Jul 2025545 PMAQI
26th Jul 2025526 PMAQI
26th Jul 2025547 PMAQI
26th Jul 2025608 PMAQI
26th Jul 2025609 PMAQI
26th Jul 20256010 PMAQI
26th Jul 20255811 PMAQI
27th Jul 20255812 AMAQI
27th Jul 2025601 AMAQI
27th Jul 2025592 AMAQI
27th Jul 2025603 AMAQI
27th Jul 2025604 AMAQI
21°C19/24°C
27th Jul 2025605 AMAQI
27th Jul 2025606 AMAQI
27th Jul 2025607 AMAQI
27th Jul 2025598 AMAQI
27th Jul 2025539 AMAQI
27th Jul 20255410 AMAQI
27th Jul 20255311 AMAQI
27th Jul 20255712 PMAQI
27th Jul 2025591 PMAQI
27th Jul 2025602 PMAQI
27th Jul 2025593 PMAQI
27th Jul 2025554 PMAQI
27th Jul 2025565 PMAQI
27th Jul 2025556 PMAQI
27th Jul 2025597 PMAQI
27th Jul 2025608 PMAQI
27th Jul 2025619 PMAQI
27th Jul 20256310 PMAQI
27th Jul 20256411 PMAQI
28th Jul 20256412 AMAQI
28th Jul 2025601 AMAQI
28th Jul 2025592 AMAQI
28th Jul 2025593 AMAQI
28th Jul 2025594 AMAQI
23°C20/26°C
28th Jul 2025595 AMAQI
28th Jul 2025596 AMAQI
28th Jul 2025587 AMAQI
28th Jul 2025648 AMAQI
28th Jul 2025639 AMAQI
28th Jul 20256210 AMAQI
28th Jul 20256711 AMAQI
28th Jul 20257112 PMAQI
28th Jul 2025701 PMAQI
28th Jul 2025662 PMAQI
28th Jul 2025623 PMAQI
28th Jul 2025604 PMAQI
28th Jul 2025605 PMAQI
28th Jul 2025596 PMAQI
28th Jul 2025637 PMAQI
28th Jul 2025628 PMAQI
28th Jul 2025619 PMAQI
28th Jul 20256010 PMAQI
28th Jul 20256111 PMAQI
29th Jul 20256212 AMAQI
29th Jul 2025601 AMAQI
29th Jul 2025602 AMAQI
29th Jul 2025603 AMAQI
29th Jul 2025624 AMAQI
25°C19/30°C
29th Jul 2025625 AMAQI
29th Jul 2025626 AMAQI
29th Jul 2025627 AMAQI
29th Jul 2025538 AMAQI
29th Jul 2025439 AMAQI
29th Jul 20253810 AMAQI
29th Jul 20254211 AMAQI
29th Jul 20254612 PMAQI
29th Jul 2025511 PMAQI
29th Jul 2025512 PMAQI
29th Jul 2025503 PMAQI
29th Jul 2025474 PMAQI
29th Jul 2025445 PMAQI
29th Jul 2025436 PMAQI
29th Jul 2025477 PMAQI
29th Jul 2025588 PMAQI
29th Jul 2025579 PMAQI
29th Jul 20255710 PMAQI
29th Jul 20255811 PMAQI
30th Jul 20255912 AMAQI
30th Jul 2025611 AMAQI
30th Jul 2025612 AMAQI
30th Jul 2025603 AMAQI
30th Jul 2025594 AMAQI
24°C19/29°C
30th Jul 2025595 AMAQI
30th Jul 2025596 AMAQI
30th Jul 2025597 AMAQI
30th Jul 2025398 AMAQI
30th Jul 2025409 AMAQI
30th Jul 20253110 AMAQI
30th Jul 20252711 AMAQI
30th Jul 20253412 PMAQI
30th Jul 2025371 PMAQI
30th Jul 2025362 PMAQI
30th Jul 2025393 PMAQI
30th Jul 2025404 PMAQI
30th Jul 2025415 PMAQI
30th Jul 2025416 PMAQI
30th Jul 2025487 PMAQI
30th Jul 2025558 PMAQI
30th Jul 2025579 PMAQI
30th Jul 20255810 PMAQI
30th Jul 20255811 PMAQI
31st Jul 20255812 AMAQI
31st Jul 2025581 AMAQI
31st Jul 2025592 AMAQI
31st Jul 2025593 AMAQI
31st Jul 2025594 AMAQI
21°C16/26°C
31st Jul 2025595 AMAQI
31st Jul 2025596 AMAQI
31st Jul 2025597 AMAQI
31st Jul 2025598 AMAQI
31st Jul 2025599 AMAQI
31st Jul 20255510 AMAQI
31st Jul 20255511 AMAQI
31st Jul 20255512 PMAQI
31st Jul 2025591 PMAQI
31st Jul 2025622 PMAQI
31st Jul 2025623 PMAQI
31st Jul 2025604 PMAQI
31st Jul 2025585 PMAQI
31st Jul 2025606 PMAQI
31st Jul 2025617 PMAQI
31st Jul 2025638 PMAQI
31st Jul 2025649 PMAQI
31st Jul 20256610 PMAQI
31st Jul 20256711 PMAQI
1st Aug 20256512 AMAQI
1st Aug 2025591 AMAQI
1st Aug 2025572 AMAQI
1st Aug 2025593 AMAQI
1st Aug 2025594 AMAQI
20°C18/21°C
1st Aug 2025595 AMAQI
1st Aug 2025586 AMAQI
1st Aug 2025597 AMAQI
1st Aug 2025738 AMAQI
1st Aug 2025689 AMAQI
1st Aug 20257210 AMAQI
1st Aug 20256811 AMAQI
1st Aug 20256812 PMAQI
1st Aug 2025721 PMAQI
1st Aug 2025712 PMAQI
1st Aug 2025723 PMAQI
1st Aug 2025724 PMAQI
1st Aug 2025665 PMAQI
1st Aug 2025676 PMAQI
1st Aug 2025657 PMAQI
1st Aug 2025658 PMAQI
1st Aug 2025679 PMAQI
1st Aug 20257010 PMAQI
1st Aug 20257011 PMAQI
2nd Aug 20256412 AMAQI
2nd Aug 2025581 AMAQI
2nd Aug 2025582 AMAQI
2nd Aug 2025603 AMAQI
2nd Aug 2025624 AMAQI
23°C17/30°C
2nd Aug 2025625 AMAQI
2nd Aug 2025626 AMAQI
2nd Aug 2025627 AMAQI
2nd Aug 2025788 AMAQI
2nd Aug 2025709 AMAQI
2nd Aug 20256910 AMAQI
2nd Aug 20257311 AMAQI
2nd Aug 20257712 PMAQI
2nd Aug 2025781 PMAQI
2nd Aug 2025732 PMAQI
2nd Aug 2025743 PMAQI
2nd Aug 2025694 PMAQI
2nd Aug 2025685 PMAQI
2nd Aug 2025686 PMAQI
2nd Aug 2025647 PMAQI
2nd Aug 2025608 PMAQI
2nd Aug 2025619 PMAQI
2nd Aug 20256710 PMAQI
2nd Aug 20256211 PMAQI
3rd Aug 20256312 AMAQI
3rd Aug 2025591 AMAQI
--°C/°C
5 AM
12 PM
7 PM
12 AM
4 AM
--°C/°C
Day time
Avg. Highest Time
5 AM - 8 AM
61AQI
4 hours / Day
120 hours / Month
Avg. Lowest Time
9 AM - 11 AM
55AQI
3 hours / Day
90 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 5 AM to 8 AM (Avg. 61), while the lowest AQI was between 9 AM to 11 AM (Avg. 55).
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
Zhangjiakou, Hebei, China
2025
11%
23
83%
177
6%
12
0.4%
1
Total number of days with different AQI categories in last 214 days in 2025 (151 days remaining)
Good
23 DaysModerate
177 DaysPoor
12 DaysUnhealthy
1 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 11%
Health Risk Level:
Extreme
In 2025, 11% 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
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
63AQI
63AQI
2nd January 2025
59AQI
59AQI
3rd January 2025
62AQI
62AQI
4th January 2025
67AQI
67AQI
5th January 2025
65AQI
65AQI
6th January 2025
53AQI
53AQI
7th January 2025
50AQI
50AQI
8th January 2025
47AQI
47AQI
9th January 2025
50AQI
50AQI
10th January 2025
54AQI
54AQI
11th January 2025
72AQI
72AQI
12th January 2025
70AQI
70AQI
13th January 2025
71AQI
71AQI
14th January 2025
55AQI
55AQI
15th January 2025
62AQI
62AQI
16th January 2025
69AQI
69AQI
17th January 2025
82AQI
82AQI
18th January 2025
77AQI
77AQI
19th January 2025
71AQI
71AQI
20th January 2025
83AQI
83AQI
21st January 2025
65AQI
65AQI
22nd January 2025
90AQI
90AQI
23rd January 2025
111AQI
111AQI
24th January 2025
114AQI
114AQI
25th January 2025
141AQI
141AQI
26th January 2025
100AQI
100AQI
27th January 2025
75AQI
75AQI
28th January 2025
74AQI
74AQI
29th January 2025
94AQI
94AQI
30th January 2025
106AQI
106AQI
31st January 2025
121AQI
121AQI
1st February 2025
126AQI
126AQI
2nd February 2025
80AQI
80AQI
3rd February 2025
74AQI
74AQI
4th February 2025
60AQI
60AQI
5th February 2025
59AQI
59AQI
6th February 2025
59AQI
59AQI
7th February 2025
49AQI
49AQI
8th February 2025
50AQI
50AQI
9th February 2025
62AQI
62AQI
10th February 2025
84AQI
84AQI
11th February 2025
91AQI
91AQI
12th February 2025
74AQI
74AQI
13th February 2025
78AQI
78AQI
14th February 2025
68AQI
68AQI
15th February 2025
73AQI
73AQI
16th February 2025
44AQI
44AQI
17th February 2025
52AQI
52AQI
18th February 2025
41AQI
41AQI
19th February 2025
44AQI
44AQI
20th February 2025
41AQI
41AQI
21st February 2025
45AQI
45AQI
22nd February 2025
41AQI
41AQI
23rd February 2025
40AQI
40AQI
24th February 2025
62AQI
62AQI
25th February 2025
46AQI
46AQI
26th February 2025
64AQI
64AQI
27th February 2025
83AQI
83AQI
28th February 2025
81AQI
81AQI
1st March 2025
97AQI
97AQI
2nd March 2025
65AQI
65AQI
3rd March 2025
66AQI
66AQI
4th March 2025
72AQI
72AQI
5th March 2025
63AQI
63AQI
6th March 2025
53AQI
53AQI
7th March 2025
70AQI
70AQI
8th March 2025
83AQI
83AQI
9th March 2025
99AQI
99AQI
10th March 2025
114AQI
114AQI
11th March 2025
129AQI
129AQI
12th March 2025
75AQI
75AQI
13th March 2025
107AQI
107AQI
14th March 2025
97AQI
97AQI
15th March 2025
75AQI
75AQI
16th March 2025
64AQI
64AQI
17th March 2025
59AQI
59AQI
18th March 2025
54AQI
54AQI
19th March 2025
54AQI
54AQI
20th March 2025
47AQI
47AQI
21st March 2025
51AQI
51AQI
22nd March 2025
62AQI
62AQI
23rd March 2025
159AQI
159AQI
24th March 2025
73AQI
73AQI
25th March 2025
81AQI
81AQI
26th March 2025
115AQI
115AQI
27th March 2025
69AQI
69AQI
28th March 2025
67AQI
67AQI
29th March 2025
53AQI
53AQI
30th March 2025
58AQI
58AQI
31st March 2025
56AQI
56AQI
1st April 2025
55AQI
55AQI
2nd April 2025
53AQI
53AQI
3rd April 2025
71AQI
71AQI
4th April 2025
62AQI
62AQI
5th April 2025
54AQI
54AQI
6th April 2025
71AQI
71AQI
7th April 2025
60AQI
60AQI
8th April 2025
71AQI
71AQI
9th April 2025
67AQI
67AQI
10th April 2025
71AQI
71AQI
11th April 2025
110AQI
110AQI
12th April 2025
68AQI
68AQI
13th April 2025
71AQI
71AQI
14th April 2025
60AQI
60AQI
15th April 2025
63AQI
63AQI
16th April 2025
97AQI
97AQI
17th April 2025
74AQI
74AQI
18th April 2025
67AQI
67AQI
19th April 2025
64AQI
64AQI
20th April 2025
90AQI
90AQI
21st April 2025
82AQI
82AQI
22nd April 2025
62AQI
62AQI
23rd April 2025
60AQI
60AQI
24th April 2025
53AQI
53AQI
25th April 2025
60AQI
60AQI
26th April 2025
70AQI
70AQI
27th April 2025
48AQI
48AQI
28th April 2025
55AQI
55AQI
29th April 2025
57AQI
57AQI
30th April 2025
56AQI
56AQI
1st May 2025
53AQI
53AQI
2nd May 2025
57AQI
57AQI
3rd May 2025
49AQI
49AQI
4th May 2025
62AQI
62AQI
5th May 2025
102AQI
102AQI
6th May 2025
65AQI
65AQI
7th May 2025
85AQI
85AQI
8th May 2025
96AQI
96AQI
9th May 2025
71AQI
71AQI
10th May 2025
79AQI
79AQI
11th May 2025
65AQI
65AQI
12th May 2025
73AQI
73AQI
13th May 2025
74AQI
74AQI
14th May 2025
63AQI
63AQI
15th May 2025
68AQI
68AQI
16th May 2025
85AQI
85AQI
17th May 2025
63AQI
63AQI
18th May 2025
66AQI
66AQI
19th May 2025
66AQI
66AQI
20th May 2025
83AQI
83AQI
21st May 2025
76AQI
76AQI
22nd May 2025
96AQI
96AQI
23rd May 2025
88AQI
88AQI
24th May 2025
79AQI
79AQI
25th May 2025
79AQI
79AQI
26th May 2025
71AQI
71AQI
27th May 2025
71AQI
71AQI
28th May 2025
74AQI
74AQI
29th May 2025
82AQI
82AQI
30th May 2025
91AQI
91AQI
31st May 2025
69AQI
69AQI
1st June 2025
92AQI
92AQI
2nd June 2025
48AQI
48AQI
3rd June 2025
51AQI
51AQI
4th June 2025
43AQI
43AQI
5th June 2025
51AQI
51AQI
6th June 2025
44AQI
44AQI
7th June 2025
45AQI
45AQI
8th June 2025
48AQI
48AQI
9th June 2025
54AQI
54AQI
10th June 2025
55AQI
55AQI
11th June 2025
63AQI
63AQI
12th June 2025
75AQI
75AQI
13th June 2025
74AQI
74AQI
14th June 2025
69AQI
69AQI
15th June 2025
52AQI
52AQI
16th June 2025
53AQI
53AQI
17th June 2025
60AQI
60AQI
18th June 2025
65AQI
65AQI
19th June 2025
61AQI
61AQI
20th June 2025
57AQI
57AQI
21st June 2025
51AQI
51AQI
22nd June 2025
47AQI
47AQI
23rd June 2025
53AQI
53AQI
24th June 2025
58AQI
58AQI
25th June 2025
63AQI
63AQI
26th June 2025
66AQI
66AQI
27th June 2025
69AQI
69AQI
28th June 2025
68AQI
68AQI
29th June 2025
67AQI
67AQI
30th June 2025
66AQI
66AQI
1st July 2025
63AQI
63AQI
2nd July 2025
63AQI
63AQI
3rd July 2025
62AQI
62AQI
4th July 2025
63AQI
63AQI
5th July 2025
56AQI
56AQI
6th July 2025
53AQI
53AQI
7th July 2025
57AQI
57AQI
8th July 2025
61AQI
61AQI
9th July 2025
65AQI
65AQI
10th July 2025
63AQI
63AQI
11th July 2025
70AQI
70AQI
12th July 2025
71AQI
71AQI
13th July 2025
60AQI
60AQI
14th July 2025
63AQI
63AQI
15th July 2025
66AQI
66AQI
16th July 2025
58AQI
58AQI
17th July 2025
56AQI
56AQI
18th July 2025
58AQI
58AQI
19th July 2025
67AQI
67AQI
20th July 2025
53AQI
53AQI
21st July 2025
54AQI
54AQI
22nd July 2025
58AQI
58AQI
23rd July 2025
63AQI
63AQI
24th July 2025
58AQI
58AQI
25th July 2025
57AQI
57AQI
26th July 2025
59AQI
59AQI
27th July 2025
59AQI
59AQI
28th July 2025
62AQI
62AQI
29th July 2025
54AQI
54AQI
30th July 2025
50AQI
50AQI
31st July 2025
60AQI
60AQI
1st August 2025
65AQI
65AQI
77AQI
63AQI
77AQI
67AQI
74AQI
59AQI
60AQI
65AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202568AQI
3
23
5
10
17
1
1
25
4
1
1
28
1
1
29
1
6
24
1
30
1
23
177
12
1
Highest AQI recorded in
March77AQI
Lowest AQI recorded in
June59AQI
202461AQI
17
10
4
11
15
3
11
16
4
11
15
4
11
18
2
6
23
1
4
27
16
15
20
9
1
17
12
2
10
16
3
1
7
24
141
200
24
1
Highest AQI recorded in
April71AQI
Lowest AQI recorded in
September48AQI
202368AQI
5
19
6
1
10
11
5
2
4
19
5
2
1
7
11
9
2
1
6
19
4
2
13
14
3
9
22
16
15
15
15
16
13
2
15
11
3
17
14
133
183
37
9
2
Highest AQI recorded in
April91AQI
Lowest AQI recorded in
December49AQI
202263AQI
11
13
4
3
13
10
1
9
13
9
9
18
3
16
15
11
16
3
11
14
1
4
13
16
16
8
7
12
11
7
19
11
1
141
149
34
3
1
Highest AQI recorded in
March77AQI
Lowest AQI recorded in
May51AQI
202168AQI
6
14
6
3
2
5
15
8
1
11
12
5
2
6
18
4
1
1
8
19
3
1
11
18
1
27
4
24
7
29
1
29
2
12
15
3
15
15
1
173
139
38
9
6
Highest AQI recorded in
March140AQI
Lowest AQI recorded in
September32AQI
202070AQI
5
5
3
4
15
2
9
7
2
1
2
23
4
1
1
26
4
8
22
1
18
11
1
11
15
4
1
8
17
3
2
9
20
2
75
161
26
3
2
Highest AQI recorded in
June81AQI
Lowest AQI recorded in
September53AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2020(Avg.)
70AQILeast Polluted Year Recorded
2024(Avg.)
61AQIZhangjiakou's annual 2025 AQI (68) shows an average percentage change of 3.7% (worsened AQI) compared to previous years: 2020 (70), 2021 (68), 2022 (63), 2023 (68), 2024 (61).
