Huailaifu Elementary School, Zhangjiakou Shi Xuanhua Qu, 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
Huailaifu Elementary School, Zhangjiakou Shi Xuanhua Qu, Hebei, China
2021
2022
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
11th Aug 2022
74AQILowest AQI recorded on
1st Aug 2021
1AQISame Day Analysis (1st August ):
On this day, AQI across the 4 years varied significantly: 2025 ranks 1st highest AQI at 65 of Moderate air quality on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 2nd Aug - 3rd Aug 2025
Huailaifu Elementary School, Zhangjiakou Shi Xuanhua Qu, 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
83AQI
Avg. Lowest Time
1AM3rd Aug
60AQI
In the last 24 hours,
Huailaifu Elementary School's AQI reached its highest point of 83 at 8 AM during the Night, while the lowest point, 60, was recorded at 1 AM during the Night between 2nd Aug and 3rd Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Huailaifu Elementary School, Zhangjiakou Shi Xuanhua Qu, 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 2025625 AMAQI
4th Jul 2025636 AMAQI
4th Jul 2025637 AMAQI
4th Jul 2025708 AMAQI
4th Jul 2025749 AMAQI
4th Jul 20256710 AMAQI
4th Jul 20256511 AMAQI
4th Jul 20256212 PMAQI
4th Jul 2025601 PMAQI
4th Jul 2025582 PMAQI
4th Jul 2025573 PMAQI
4th Jul 2025564 PMAQI
4th Jul 2025575 PMAQI
4th Jul 2025576 PMAQI
4th Jul 2025607 PMAQI
4th Jul 2025648 PMAQI
4th Jul 2025669 PMAQI
4th Jul 20256510 PMAQI
4th Jul 20256611 PMAQI
5th Jul 20256612 AMAQI
5th Jul 2025641 AMAQI
5th Jul 2025642 AMAQI
5th Jul 2025643 AMAQI
5th Jul 2025634 AMAQI
26°C20/32°C
5th Jul 2025635 AMAQI
5th Jul 2025636 AMAQI
5th Jul 2025647 AMAQI
5th Jul 2025588 AMAQI
5th Jul 2025509 AMAQI
5th Jul 20253710 AMAQI
5th Jul 20252911 AMAQI
5th Jul 20255212 PMAQI
5th Jul 2025521 PMAQI
5th Jul 2025502 PMAQI
5th Jul 2025433 PMAQI
5th Jul 2025444 PMAQI
5th Jul 2025465 PMAQI
5th Jul 2025506 PMAQI
5th Jul 2025507 PMAQI
5th Jul 2025618 PMAQI
5th Jul 2025609 PMAQI
5th Jul 20256010 PMAQI
5th Jul 20256111 PMAQI
6th Jul 20256112 AMAQI
6th Jul 2025631 AMAQI
6th Jul 2025642 AMAQI
6th Jul 2025633 AMAQI
6th Jul 2025614 AMAQI
24°C19/27°C
6th Jul 2025615 AMAQI
6th Jul 2025616 AMAQI
6th Jul 2025627 AMAQI
6th Jul 2025488 AMAQI
6th Jul 2025389 AMAQI
6th Jul 20253010 AMAQI
6th Jul 20252711 AMAQI
6th Jul 20254712 PMAQI
6th Jul 2025441 PMAQI
6th Jul 2025432 PMAQI
6th Jul 2025463 PMAQI
6th Jul 2025484 PMAQI
6th Jul 2025495 PMAQI
6th Jul 2025506 PMAQI
6th Jul 2025527 PMAQI
6th Jul 2025628 PMAQI
6th Jul 2025619 PMAQI
6th Jul 20256210 PMAQI
6th Jul 20256211 PMAQI
7th Jul 20256212 AMAQI
7th Jul 2025621 AMAQI
7th Jul 2025622 AMAQI
7th Jul 2025623 AMAQI
7th Jul 2025624 AMAQI
24°C20/27°C
7th Jul 2025615 AMAQI
7th Jul 2025626 AMAQI
7th Jul 2025627 AMAQI
7th Jul 2025568 AMAQI
7th Jul 2025549 AMAQI
7th Jul 20255310 AMAQI
7th Jul 20255211 AMAQI
7th Jul 20255512 PMAQI
7th Jul 2025531 PMAQI
7th Jul 2025562 PMAQI
7th Jul 2025583 PMAQI
7th Jul 2025584 PMAQI
7th Jul 2025605 PMAQI
7th Jul 2025626 PMAQI
7th Jul 2025627 PMAQI
7th Jul 2025618 PMAQI
7th Jul 2025619 PMAQI
7th Jul 20256210 PMAQI
7th Jul 20256211 PMAQI
8th Jul 20256212 AMAQI
8th Jul 2025611 AMAQI
8th Jul 2025622 AMAQI
8th Jul 2025613 AMAQI
8th Jul 2025624 AMAQI
24°C19/28°C
8th Jul 2025625 AMAQI
8th Jul 2025616 AMAQI
8th Jul 2025627 AMAQI
8th Jul 2025688 AMAQI
8th Jul 2025749 AMAQI
8th Jul 20257610 AMAQI
8th Jul 20256911 AMAQI
8th Jul 20256212 PMAQI
8th Jul 2025651 PMAQI
8th Jul 2025642 PMAQI
8th Jul 2025603 PMAQI
8th Jul 2025584 PMAQI
8th Jul 2025585 PMAQI
8th Jul 2025586 PMAQI
8th Jul 2025607 PMAQI
8th Jul 2025628 PMAQI
8th Jul 2025619 PMAQI
8th Jul 20256310 PMAQI
8th Jul 20256211 PMAQI
9th Jul 20256212 AMAQI
9th Jul 2025611 AMAQI
9th Jul 2025602 AMAQI
9th Jul 2025613 AMAQI
9th Jul 2025614 AMAQI
24°C18/28°C
9th Jul 2025605 AMAQI
9th Jul 2025616 AMAQI
9th Jul 2025617 AMAQI
9th Jul 2025768 AMAQI
9th Jul 2025819 AMAQI
9th Jul 20258810 AMAQI
9th Jul 20259111 AMAQI
9th Jul 20257912 PMAQI
9th Jul 2025721 PMAQI
9th Jul 2025692 PMAQI
9th Jul 2025703 PMAQI
9th Jul 2025664 PMAQI
9th Jul 2025605 PMAQI
9th Jul 2025606 PMAQI
9th Jul 2025617 PMAQI
9th Jul 2025628 PMAQI
9th Jul 2025629 PMAQI
9th Jul 20256210 PMAQI
9th Jul 20256111 PMAQI
10th Jul 20256212 AMAQI
10th Jul 2025611 AMAQI
10th Jul 2025612 AMAQI
10th Jul 2025623 AMAQI
10th Jul 2025624 AMAQI
23°C19/25°C
10th Jul 2025625 AMAQI
10th Jul 2025626 AMAQI
10th Jul 2025627 AMAQI
10th Jul 2025578 AMAQI
10th Jul 2025549 AMAQI
10th Jul 20255310 AMAQI
10th Jul 20255811 AMAQI
10th Jul 20256412 PMAQI
10th Jul 2025671 PMAQI
10th Jul 2025602 PMAQI
10th Jul 2025583 PMAQI
10th Jul 2025594 PMAQI
10th Jul 2025615 PMAQI
10th Jul 2025606 PMAQI
10th Jul 2025647 PMAQI
10th Jul 2025658 PMAQI
10th Jul 2025659 PMAQI
10th Jul 20256510 PMAQI
10th Jul 20256611 PMAQI
11th Jul 20256512 AMAQI
11th Jul 2025621 AMAQI
11th Jul 2025622 AMAQI
11th Jul 2025623 AMAQI
11th Jul 2025614 AMAQI
22°C19/25°C
11th Jul 2025625 AMAQI
11th Jul 2025626 AMAQI
11th Jul 2025627 AMAQI
11th Jul 2025938 AMAQI
11th Jul 2025909 AMAQI
11th Jul 20257810 AMAQI
11th Jul 20257811 AMAQI
11th Jul 20258012 PMAQI
11th Jul 2025851 PMAQI
11th Jul 2025832 PMAQI
11th Jul 2025813 PMAQI
11th Jul 2025844 PMAQI
11th Jul 2025845 PMAQI
11th Jul 2025846 PMAQI
11th Jul 2025827 PMAQI
11th Jul 2025698 PMAQI
11th Jul 2025709 PMAQI
11th Jul 20257310 PMAQI
11th Jul 20257111 PMAQI
12th Jul 20257012 AMAQI
12th Jul 2025651 AMAQI
12th Jul 2025642 AMAQI
12th Jul 2025643 AMAQI
12th Jul 2025664 AMAQI
24°C20/28°C
12th Jul 2025665 AMAQI
12th Jul 2025666 AMAQI
12th Jul 2025667 AMAQI
12th Jul 20251118 AMAQI
12th Jul 20251239 AMAQI
12th Jul 202510910 AMAQI
12th Jul 202510211 AMAQI
12th Jul 20258412 PMAQI
12th Jul 2025841 PMAQI
12th Jul 2025802 PMAQI
12th Jul 2025753 PMAQI
12th Jul 2025704 PMAQI
12th Jul 2025655 PMAQI
12th Jul 2025596 PMAQI
12th Jul 2025587 PMAQI
12th Jul 2025668 PMAQI
12th Jul 2025669 PMAQI
12th Jul 20256710 PMAQI
12th Jul 20256711 PMAQI
13th Jul 20256612 AMAQI
13th Jul 2025661 AMAQI
13th Jul 2025672 AMAQI
13th Jul 2025663 AMAQI
13th Jul 2025664 AMAQI
25°C20/31°C
13th Jul 2025675 AMAQI
13th Jul 2025676 AMAQI
13th Jul 2025677 AMAQI
13th Jul 2025568 AMAQI
13th Jul 2025519 AMAQI
13th Jul 20255110 AMAQI
13th Jul 20255011 AMAQI
13th Jul 20255412 PMAQI
13th Jul 2025531 PMAQI
13th Jul 2025522 PMAQI
13th Jul 2025503 PMAQI
13th Jul 2025504 PMAQI
13th Jul 2025525 PMAQI
13th Jul 2025526 PMAQI
13th Jul 2025547 PMAQI
13th Jul 2025658 PMAQI
13th Jul 2025659 PMAQI
13th Jul 20256610 PMAQI
13th Jul 20256511 PMAQI
14th Jul 20256612 AMAQI
14th Jul 2025661 AMAQI
14th Jul 2025672 AMAQI
14th Jul 2025663 AMAQI
14th Jul 2025654 AMAQI
26°C19/30°C
14th Jul 2025665 AMAQI
14th Jul 2025656 AMAQI
14th Jul 2025667 AMAQI
14th Jul 2025488 AMAQI
14th Jul 2025489 AMAQI
14th Jul 20255010 AMAQI
14th Jul 20254611 AMAQI
14th Jul 20255812 PMAQI
14th Jul 2025601 PMAQI
14th Jul 2025622 PMAQI
14th Jul 2025643 PMAQI
14th Jul 2025624 PMAQI
14th Jul 2025665 PMAQI
14th Jul 2025706 PMAQI
14th Jul 2025717 PMAQI
14th Jul 2025678 PMAQI
14th Jul 2025699 PMAQI
14th Jul 20257010 PMAQI
14th Jul 20256811 PMAQI
15th Jul 20256712 AMAQI
15th Jul 2025661 AMAQI
15th Jul 2025652 AMAQI
15th Jul 2025663 AMAQI
15th Jul 2025654 AMAQI
25°C21/29°C
15th Jul 2025665 AMAQI
15th Jul 2025666 AMAQI
15th Jul 2025657 AMAQI
15th Jul 2025818 AMAQI
15th Jul 2025809 AMAQI
15th Jul 20258010 AMAQI
15th Jul 20258611 AMAQI
15th Jul 20257412 PMAQI
15th Jul 2025731 PMAQI
15th Jul 2025762 PMAQI
15th Jul 2025763 PMAQI
15th Jul 2025754 PMAQI
15th Jul 2025705 PMAQI
15th Jul 2025626 PMAQI
15th Jul 2025607 PMAQI
15th Jul 2025658 PMAQI
15th Jul 2025649 PMAQI
15th Jul 20256410 PMAQI
15th Jul 20256511 PMAQI
16th Jul 20256412 AMAQI
16th Jul 2025661 AMAQI
16th Jul 2025662 AMAQI
16th Jul 2025663 AMAQI
16th Jul 2025664 AMAQI
23°C19/27°C
16th Jul 2025665 AMAQI
16th Jul 2025666 AMAQI
16th Jul 2025667 AMAQI
16th Jul 2025648 AMAQI
16th Jul 2025609 AMAQI
16th Jul 20255710 AMAQI
16th Jul 20255211 AMAQI
16th Jul 20255412 PMAQI
16th Jul 2025531 PMAQI
16th Jul 2025502 PMAQI
16th Jul 2025463 PMAQI
16th Jul 2025434 PMAQI
16th Jul 2025485 PMAQI
16th Jul 2025486 PMAQI
16th Jul 2025497 PMAQI
16th Jul 2025648 PMAQI
16th Jul 2025649 PMAQI
16th Jul 20256410 PMAQI
16th Jul 20256411 PMAQI
17th Jul 20256412 AMAQI
17th Jul 2025661 AMAQI
17th Jul 2025652 AMAQI
17th Jul 2025663 AMAQI
17th Jul 2025664 AMAQI
23°C18/26°C
17th Jul 2025665 AMAQI
17th Jul 2025656 AMAQI
17th Jul 2025667 AMAQI
17th Jul 2025388 AMAQI
17th Jul 2025389 AMAQI
17th Jul 20253410 AMAQI
17th Jul 20253711 AMAQI
17th Jul 20255212 PMAQI
17th Jul 2025521 PMAQI
17th Jul 2025502 PMAQI
17th Jul 2025493 PMAQI
17th Jul 2025464 PMAQI
17th Jul 2025505 PMAQI
17th Jul 2025516 PMAQI
17th Jul 2025527 PMAQI
17th Jul 2025628 PMAQI
17th Jul 2025639 PMAQI
17th Jul 20256310 PMAQI
17th Jul 20256311 PMAQI
18th Jul 20256212 AMAQI
18th Jul 2025641 AMAQI
18th Jul 2025642 AMAQI
18th Jul 2025633 AMAQI
18th Jul 2025644 AMAQI
24°C17/29°C
18th Jul 2025625 AMAQI
18th Jul 2025636 AMAQI
18th Jul 2025637 AMAQI
18th Jul 2025568 AMAQI
18th Jul 2025489 AMAQI
18th Jul 20254310 AMAQI
18th Jul 20254911 AMAQI
18th Jul 20255712 PMAQI
18th Jul 2025541 PMAQI
18th Jul 2025552 PMAQI
18th Jul 2025583 PMAQI
18th Jul 2025594 PMAQI
18th Jul 2025575 PMAQI
18th Jul 2025606 PMAQI
18th Jul 2025627 PMAQI
18th Jul 2025648 PMAQI
18th Jul 2025649 PMAQI
18th Jul 20256410 PMAQI
18th Jul 20256611 PMAQI
19th Jul 20256412 AMAQI
19th Jul 2025631 AMAQI
19th Jul 2025622 AMAQI
19th Jul 2025633 AMAQI
19th Jul 2025624 AMAQI
26°C19/31°C
19th Jul 2025625 AMAQI
19th Jul 2025626 AMAQI
19th Jul 2025627 AMAQI
19th Jul 2025918 AMAQI
19th Jul 20251029 AMAQI
19th Jul 20258610 AMAQI
19th Jul 20258011 AMAQI
19th Jul 20258112 PMAQI
19th Jul 2025841 PMAQI
19th Jul 2025812 PMAQI
19th Jul 2025783 PMAQI
19th Jul 2025764 PMAQI
19th Jul 2025785 PMAQI
19th Jul 2025766 PMAQI
19th Jul 2025767 PMAQI
19th Jul 2025658 PMAQI
19th Jul 2025659 PMAQI
19th Jul 20256610 PMAQI
19th Jul 20256611 PMAQI
20th Jul 20256612 AMAQI
20th Jul 2025621 AMAQI
20th Jul 2025632 AMAQI
20th Jul 2025633 AMAQI
20th Jul 2025644 AMAQI
22°C19/25°C
20th Jul 2025645 AMAQI
20th Jul 2025636 AMAQI
20th Jul 2025647 AMAQI
20th Jul 2025448 AMAQI
20th Jul 2025239 AMAQI
20th Jul 20252410 AMAQI
20th Jul 20252211 AMAQI
20th Jul 20252712 PMAQI
20th Jul 2025321 PMAQI
20th Jul 2025282 PMAQI
20th Jul 2025303 PMAQI
20th Jul 2025304 PMAQI
20th Jul 2025305 PMAQI
20th Jul 2025326 PMAQI
20th Jul 2025357 PMAQI
20th Jul 2025568 PMAQI
20th Jul 2025569 PMAQI
20th Jul 20255610 PMAQI
20th Jul 20255611 PMAQI
21st Jul 20255812 AMAQI
21st Jul 2025631 AMAQI
21st Jul 2025642 AMAQI
21st Jul 2025633 AMAQI
21st Jul 2025584 AMAQI
21°C18/23°C
21st Jul 2025595 AMAQI
21st Jul 2025596 AMAQI
21st Jul 2025607 AMAQI
21st Jul 2025488 AMAQI
21st Jul 2025549 AMAQI
21st Jul 20255610 AMAQI
21st Jul 20255211 AMAQI
21st Jul 20255212 PMAQI
21st Jul 2025461 PMAQI
21st Jul 2025422 PMAQI
21st Jul 2025383 PMAQI
21st Jul 2025354 PMAQI
21st Jul 2025385 PMAQI
21st Jul 2025456 PMAQI
21st Jul 2025537 PMAQI
21st Jul 2025628 PMAQI
21st Jul 2025679 PMAQI
21st Jul 20256610 PMAQI
21st Jul 20256411 PMAQI
22nd Jul 20256412 AMAQI
22nd Jul 2025601 AMAQI
22nd Jul 2025602 AMAQI
22nd Jul 2025613 AMAQI
22nd Jul 2025594 AMAQI
23°C17/28°C
22nd Jul 2025585 AMAQI
22nd Jul 2025586 AMAQI
22nd Jul 2025587 AMAQI
22nd Jul 2025628 AMAQI
22nd Jul 2025639 AMAQI
22nd Jul 20256610 AMAQI
22nd Jul 20256611 AMAQI
22nd Jul 20256512 PMAQI
22nd Jul 2025611 PMAQI
22nd Jul 2025582 PMAQI
22nd Jul 2025653 PMAQI
22nd Jul 2025614 PMAQI
22nd Jul 2025655 PMAQI
22nd Jul 2025656 PMAQI
22nd Jul 2025687 PMAQI
22nd Jul 2025628 PMAQI
22nd Jul 2025649 PMAQI
22nd Jul 20256410 PMAQI
22nd Jul 20256411 PMAQI
23rd Jul 20256412 AMAQI
23rd Jul 2025611 AMAQI
23rd Jul 2025612 AMAQI
23rd Jul 2025623 AMAQI
23rd Jul 2025624 AMAQI
23°C18/28°C
23rd Jul 2025625 AMAQI
23rd Jul 2025616 AMAQI
23rd Jul 2025627 AMAQI
23rd Jul 2025868 AMAQI
23rd Jul 2025899 AMAQI
23rd Jul 20258410 AMAQI
23rd Jul 20257211 AMAQI
23rd Jul 20257412 PMAQI
23rd Jul 2025701 PMAQI
23rd Jul 2025642 PMAQI
23rd Jul 2025623 PMAQI
23rd Jul 2025604 PMAQI
23rd Jul 2025565 PMAQI
23rd Jul 2025596 PMAQI
23rd Jul 2025607 PMAQI
23rd Jul 2025618 PMAQI
23rd Jul 2025629 PMAQI
23rd Jul 20256010 PMAQI
23rd Jul 20256011 PMAQI
24th Jul 20256012 AMAQI
24th Jul 2025621 AMAQI
24th Jul 2025622 AMAQI
24th Jul 2025633 AMAQI
24th Jul 2025654 AMAQI
24°C19/29°C
24th Jul 2025665 AMAQI
24th Jul 2025656 AMAQI
24th Jul 2025657 AMAQI
24th Jul 2025588 AMAQI
24th Jul 2025509 AMAQI
24th Jul 20253410 AMAQI
24th Jul 20253211 AMAQI
24th Jul 20255212 PMAQI
24th Jul 2025571 PMAQI
24th Jul 2025602 PMAQI
24th Jul 2025623 PMAQI
24th Jul 2025644 PMAQI
24th Jul 2025645 PMAQI
24th Jul 2025606 PMAQI
24th Jul 2025607 PMAQI
24th Jul 2025608 PMAQI
24th Jul 2025609 PMAQI
24th Jul 20255910 PMAQI
24th Jul 20255811 PMAQI
25th Jul 20256012 AMAQI
25th Jul 2025621 AMAQI
25th Jul 2025622 AMAQI
25th Jul 2025623 AMAQI
25th Jul 2025624 AMAQI
22°C20/23°C
25th Jul 2025625 AMAQI
25th Jul 2025626 AMAQI
25th Jul 2025627 AMAQI
25th Jul 2025328 AMAQI
25th Jul 2025229 AMAQI
25th Jul 20252310 AMAQI
25th Jul 20252411 AMAQI
25th Jul 20254512 PMAQI
25th Jul 2025481 PMAQI
25th Jul 2025512 PMAQI
25th Jul 2025533 PMAQI
25th Jul 2025584 PMAQI
25th Jul 2025595 PMAQI
25th Jul 2025636 PMAQI
25th Jul 2025657 PMAQI
25th Jul 2025648 PMAQI
25th Jul 2025629 PMAQI
25th Jul 20256310 PMAQI
25th Jul 20256411 PMAQI
26th Jul 20256212 AMAQI
26th Jul 2025611 AMAQI
26th Jul 2025612 AMAQI
26th Jul 2025603 AMAQI
26th Jul 2025594 AMAQI
22°C20/25°C
26th Jul 2025595 AMAQI
26th Jul 2025596 AMAQI
26th Jul 2025597 AMAQI
26th Jul 2025808 AMAQI
26th Jul 2025779 AMAQI
26th Jul 20257610 AMAQI
26th Jul 20257711 AMAQI
26th Jul 20257512 PMAQI
26th Jul 2025721 PMAQI
26th Jul 2025672 PMAQI
26th Jul 2025623 PMAQI
26th Jul 2025614 PMAQI
26th Jul 2025605 PMAQI
26th Jul 2025566 PMAQI
26th Jul 2025547 PMAQI
26th Jul 2025618 PMAQI
26th Jul 2025609 PMAQI
26th Jul 20256010 PMAQI
26th Jul 20256011 PMAQI
27th Jul 20256012 AMAQI
27th Jul 2025611 AMAQI
27th Jul 2025602 AMAQI
27th Jul 2025613 AMAQI
27th Jul 2025644 AMAQI
23°C20/24°C
27th Jul 2025645 AMAQI
27th Jul 2025636 AMAQI
27th Jul 2025637 AMAQI
27th Jul 2025618 AMAQI
27th Jul 2025629 AMAQI
27th Jul 20256110 AMAQI
27th Jul 20256211 AMAQI
27th Jul 20256212 PMAQI
27th Jul 2025631 PMAQI
27th Jul 2025562 PMAQI
27th Jul 2025573 PMAQI
27th Jul 2025574 PMAQI
27th Jul 2025585 PMAQI
27th Jul 2025566 PMAQI
27th Jul 2025597 PMAQI
27th Jul 2025618 PMAQI
27th Jul 2025609 PMAQI
27th Jul 20256110 PMAQI
27th Jul 20256211 PMAQI
28th Jul 20256212 AMAQI
28th Jul 2025611 AMAQI
28th Jul 2025612 AMAQI
28th Jul 2025623 AMAQI
28th Jul 2025634 AMAQI
23°C22/25°C
28th Jul 2025645 AMAQI
28th Jul 2025626 AMAQI
28th Jul 2025647 AMAQI
28th Jul 2025628 AMAQI
28th Jul 2025569 AMAQI
28th Jul 20254810 AMAQI
28th Jul 20255011 AMAQI
28th Jul 20255712 PMAQI
28th Jul 2025521 PMAQI
28th Jul 2025452 PMAQI
28th Jul 2025413 PMAQI
28th Jul 2025404 PMAQI
28th Jul 2025495 PMAQI
28th Jul 2025556 PMAQI
28th Jul 2025607 PMAQI
28th Jul 2025608 PMAQI
28th Jul 2025629 PMAQI
28th Jul 20256110 PMAQI
28th Jul 20255911 PMAQI
29th Jul 20256012 AMAQI
29th Jul 2025621 AMAQI
29th Jul 2025622 AMAQI
29th Jul 2025613 AMAQI
29th Jul 2025604 AMAQI
24°C19/27°C
29th Jul 2025595 AMAQI
29th Jul 2025606 AMAQI
29th Jul 2025607 AMAQI
29th Jul 2025328 AMAQI
29th Jul 2025229 AMAQI
29th Jul 20252110 AMAQI
29th Jul 20252211 AMAQI
29th Jul 20253212 PMAQI
29th Jul 2025371 PMAQI
29th Jul 2025422 PMAQI
29th Jul 2025353 PMAQI
29th Jul 2025344 PMAQI
29th Jul 2025345 PMAQI
29th Jul 2025386 PMAQI
29th Jul 2025387 PMAQI
29th Jul 2025548 PMAQI
29th Jul 2025539 PMAQI
29th Jul 20255410 PMAQI
29th Jul 20255411 PMAQI
30th Jul 20255612 AMAQI
30th Jul 2025601 AMAQI
30th Jul 2025602 AMAQI
30th Jul 2025603 AMAQI
30th Jul 2025574 AMAQI
23°C19/27°C
30th Jul 2025575 AMAQI
30th Jul 2025576 AMAQI
30th Jul 2025577 AMAQI
30th Jul 2025448 AMAQI
30th Jul 2025419 AMAQI
30th Jul 20253410 AMAQI
30th Jul 20253211 AMAQI
30th Jul 20253812 PMAQI
30th Jul 2025371 PMAQI
30th Jul 2025412 PMAQI
30th Jul 2025383 PMAQI
30th Jul 2025394 PMAQI
30th Jul 2025405 PMAQI
30th Jul 2025396 PMAQI
30th Jul 2025467 PMAQI
30th Jul 2025548 PMAQI
30th Jul 2025569 PMAQI
30th Jul 20255510 PMAQI
30th Jul 20255511 PMAQI
31st Jul 20255512 AMAQI
31st Jul 2025561 AMAQI
31st Jul 2025562 AMAQI
31st Jul 2025563 AMAQI
31st Jul 2025564 AMAQI
20°C14/24°C
31st Jul 2025565 AMAQI
31st Jul 2025566 AMAQI
31st Jul 2025567 AMAQI
31st Jul 2025568 AMAQI
31st Jul 2025569 AMAQI
31st Jul 20255510 AMAQI
31st Jul 20255611 AMAQI
31st Jul 20255412 PMAQI
31st Jul 2025571 PMAQI
31st Jul 2025602 PMAQI
31st Jul 2025613 PMAQI
31st Jul 2025624 PMAQI
31st Jul 2025585 PMAQI
31st Jul 2025616 PMAQI
31st Jul 2025627 PMAQI
31st Jul 2025648 PMAQI
31st Jul 2025649 PMAQI
31st Jul 20256210 PMAQI
31st Jul 20256311 PMAQI
1st Aug 20256212 AMAQI
1st Aug 2025591 AMAQI
1st Aug 2025582 AMAQI
1st Aug 2025593 AMAQI
1st Aug 2025584 AMAQI
20°C19/22°C
1st Aug 2025585 AMAQI
1st Aug 2025586 AMAQI
1st Aug 2025597 AMAQI
1st Aug 2025768 AMAQI
1st Aug 2025689 AMAQI
1st Aug 20257110 AMAQI
1st Aug 20256911 AMAQI
1st Aug 20257112 PMAQI
1st Aug 2025661 PMAQI
1st Aug 2025672 PMAQI
1st Aug 2025723 PMAQI
1st Aug 2025704 PMAQI
1st Aug 2025715 PMAQI
1st Aug 2025776 PMAQI
1st Aug 2025717 PMAQI
1st Aug 2025688 PMAQI
1st Aug 2025679 PMAQI
1st Aug 20257210 PMAQI
1st Aug 20257111 PMAQI
2nd Aug 20256312 AMAQI
2nd Aug 2025581 AMAQI
2nd Aug 2025582 AMAQI
2nd Aug 2025603 AMAQI
2nd Aug 2025624 AMAQI
25°C19/31°C
2nd Aug 2025615 AMAQI
2nd Aug 2025626 AMAQI
2nd Aug 2025627 AMAQI
2nd Aug 2025838 AMAQI
2nd Aug 2025809 AMAQI
2nd Aug 20257310 AMAQI
2nd Aug 20257411 AMAQI
2nd Aug 20257312 PMAQI
2nd Aug 2025751 PMAQI
2nd Aug 2025702 PMAQI
2nd Aug 2025763 PMAQI
2nd Aug 2025724 PMAQI
2nd Aug 2025685 PMAQI
2nd Aug 2025676 PMAQI
2nd Aug 2025667 PMAQI
2nd Aug 2025648 PMAQI
2nd Aug 2025639 PMAQI
2nd Aug 20256910 PMAQI
2nd Aug 20256311 PMAQI
3rd Aug 20256612 AMAQI
3rd Aug 2025601 AMAQI
3rd Aug 2025612 AMAQI
3rd Aug 2025633 AMAQI
3rd Aug 2025654 AMAQI
--°C/°C
5 AM
12 PM
7 PM
12 AM
4 AM
--°C/°C
Day time
Avg. Highest Time
5 AM - 9 AM
62AQI
5 hours / Day
150 hours / Month
Avg. Lowest Time
10 AM - 11 AM
57AQI
2 hours / Day
60 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 5 AM to 9 AM (Avg. 62), while the lowest AQI was between 10 AM to 11 AM (Avg. 57).
Night time
Avg. Highest Time
12 AM - 11 PM
63AQI
9 hours / Day
270 hours / Month
Avg. Lowest Time
12 AM - 11 PM
63AQI
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. 63), while the lowest AQI was between 12 AM to 11 PM (Avg. 63).
2025 Days Vs Air Quality
Huailaifu Elementary School, Zhangjiakou Shi Xuanhua Qu, Hebei, China
2025
9%
20
77%
164
11%
24
2%
5
Total number of days with different AQI categories in last 214 days in 2025 (151 days remaining)
Good
20 DaysModerate
164 DaysPoor
24 DaysUnhealthy
5 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 9%
Health Risk Level:
Extreme
In 2025, 9% 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
Huailaifu Elementary School, Zhangjiakou Shi Xuanhua Qu, 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
74AQI
74AQI
2nd January 2025
61AQI
61AQI
3rd January 2025
69AQI
69AQI
4th January 2025
79AQI
79AQI
5th January 2025
64AQI
64AQI
6th January 2025
45AQI
45AQI
7th January 2025
42AQI
42AQI
8th January 2025
44AQI
44AQI
9th January 2025
44AQI
44AQI
10th January 2025
53AQI
53AQI
11th January 2025
76AQI
76AQI
12th January 2025
59AQI
59AQI
13th January 2025
61AQI
61AQI
14th January 2025
46AQI
46AQI
15th January 2025
56AQI
56AQI
16th January 2025
63AQI
63AQI
17th January 2025
89AQI
89AQI
18th January 2025
85AQI
85AQI
19th January 2025
75AQI
75AQI
20th January 2025
102AQI
102AQI
21st January 2025
77AQI
77AQI
22nd January 2025
92AQI
92AQI
23rd January 2025
126AQI
126AQI
24th January 2025
138AQI
138AQI
25th January 2025
161AQI
161AQI
26th January 2025
108AQI
108AQI
27th January 2025
74AQI
74AQI
28th January 2025
66AQI
66AQI
29th January 2025
122AQI
122AQI
30th January 2025
100AQI
100AQI
31st January 2025
136AQI
136AQI
1st February 2025
141AQI
141AQI
2nd February 2025
98AQI
98AQI
3rd February 2025
69AQI
69AQI
4th February 2025
60AQI
60AQI
5th February 2025
48AQI
48AQI
6th February 2025
53AQI
53AQI
7th February 2025
39AQI
39AQI
8th February 2025
46AQI
46AQI
9th February 2025
54AQI
54AQI
10th February 2025
87AQI
87AQI
11th February 2025
133AQI
133AQI
12th February 2025
65AQI
65AQI
13th February 2025
92AQI
92AQI
14th February 2025
83AQI
83AQI
15th February 2025
86AQI
86AQI
16th February 2025
50AQI
50AQI
17th February 2025
61AQI
61AQI
18th February 2025
58AQI
58AQI
19th February 2025
51AQI
51AQI
20th February 2025
53AQI
53AQI
21st February 2025
46AQI
46AQI
22nd February 2025
47AQI
47AQI
23rd February 2025
41AQI
41AQI
24th February 2025
64AQI
64AQI
25th February 2025
51AQI
51AQI
26th February 2025
79AQI
79AQI
27th February 2025
113AQI
113AQI
28th February 2025
114AQI
114AQI
1st March 2025
169AQI
169AQI
2nd March 2025
109AQI
109AQI
3rd March 2025
95AQI
95AQI
4th March 2025
91AQI
91AQI
5th March 2025
90AQI
90AQI
6th March 2025
61AQI
61AQI
7th March 2025
115AQI
115AQI
8th March 2025
121AQI
121AQI
9th March 2025
147AQI
147AQI
10th March 2025
156AQI
156AQI
11th March 2025
164AQI
164AQI
12th March 2025
94AQI
94AQI
13th March 2025
140AQI
140AQI
14th March 2025
95AQI
95AQI
15th March 2025
95AQI
95AQI
16th March 2025
60AQI
60AQI
17th March 2025
61AQI
61AQI
18th March 2025
49AQI
49AQI
19th March 2025
54AQI
54AQI
20th March 2025
41AQI
41AQI
21st March 2025
49AQI
49AQI
22nd March 2025
62AQI
62AQI
23rd March 2025
186AQI
186AQI
24th March 2025
63AQI
63AQI
25th March 2025
79AQI
79AQI
26th March 2025
98AQI
98AQI
27th March 2025
72AQI
72AQI
28th March 2025
73AQI
73AQI
29th March 2025
62AQI
62AQI
30th March 2025
67AQI
67AQI
31st March 2025
72AQI
72AQI
1st April 2025
72AQI
72AQI
2nd April 2025
66AQI
66AQI
3rd April 2025
86AQI
86AQI
4th April 2025
84AQI
84AQI
5th April 2025
71AQI
71AQI
6th April 2025
91AQI
91AQI
7th April 2025
85AQI
85AQI
8th April 2025
78AQI
78AQI
9th April 2025
77AQI
77AQI
10th April 2025
85AQI
85AQI
11th April 2025
120AQI
120AQI
12th April 2025
86AQI
86AQI
13th April 2025
87AQI
87AQI
14th April 2025
74AQI
74AQI
15th April 2025
79AQI
79AQI
16th April 2025
112AQI
112AQI
17th April 2025
84AQI
84AQI
18th April 2025
77AQI
77AQI
19th April 2025
77AQI
77AQI
20th April 2025
106AQI
106AQI
21st April 2025
100AQI
100AQI
22nd April 2025
73AQI
73AQI
23rd April 2025
79AQI
79AQI
24th April 2025
65AQI
65AQI
25th April 2025
82AQI
82AQI
26th April 2025
98AQI
98AQI
27th April 2025
63AQI
63AQI
28th April 2025
77AQI
77AQI
29th April 2025
72AQI
72AQI
30th April 2025
68AQI
68AQI
1st May 2025
69AQI
69AQI
2nd May 2025
68AQI
68AQI
3rd May 2025
63AQI
63AQI
4th May 2025
72AQI
72AQI
5th May 2025
95AQI
95AQI
6th May 2025
76AQI
76AQI
7th May 2025
102AQI
102AQI
8th May 2025
113AQI
113AQI
9th May 2025
74AQI
74AQI
10th May 2025
93AQI
93AQI
11th May 2025
81AQI
81AQI
12th May 2025
95AQI
95AQI
13th May 2025
93AQI
93AQI
14th May 2025
77AQI
77AQI
15th May 2025
79AQI
79AQI
16th May 2025
97AQI
97AQI
17th May 2025
74AQI
74AQI
18th May 2025
82AQI
82AQI
19th May 2025
78AQI
78AQI
20th May 2025
108AQI
108AQI
21st May 2025
105AQI
105AQI
22nd May 2025
106AQI
106AQI
23rd May 2025
96AQI
96AQI
24th May 2025
93AQI
93AQI
25th May 2025
89AQI
89AQI
26th May 2025
80AQI
80AQI
27th May 2025
74AQI
74AQI
28th May 2025
86AQI
86AQI
29th May 2025
90AQI
90AQI
30th May 2025
99AQI
99AQI
31st May 2025
92AQI
92AQI
1st June 2025
110AQI
110AQI
2nd June 2025
55AQI
55AQI
3rd June 2025
54AQI
54AQI
4th June 2025
45AQI
45AQI
5th June 2025
56AQI
56AQI
6th June 2025
52AQI
52AQI
7th June 2025
51AQI
51AQI
8th June 2025
63AQI
63AQI
9th June 2025
57AQI
57AQI
10th June 2025
59AQI
59AQI
11th June 2025
71AQI
71AQI
12th June 2025
81AQI
81AQI
13th June 2025
78AQI
78AQI
14th June 2025
76AQI
76AQI
15th June 2025
59AQI
59AQI
16th June 2025
55AQI
55AQI
17th June 2025
64AQI
64AQI
18th June 2025
68AQI
68AQI
19th June 2025
62AQI
62AQI
20th June 2025
59AQI
59AQI
21st June 2025
54AQI
54AQI
22nd June 2025
47AQI
47AQI
23rd June 2025
53AQI
53AQI
24th June 2025
59AQI
59AQI
25th June 2025
63AQI
63AQI
26th June 2025
64AQI
64AQI
27th June 2025
72AQI
72AQI
28th June 2025
68AQI
68AQI
29th June 2025
65AQI
65AQI
30th June 2025
66AQI
66AQI
1st July 2025
62AQI
62AQI
2nd July 2025
63AQI
63AQI
3rd July 2025
58AQI
58AQI
4th July 2025
63AQI
63AQI
5th July 2025
58AQI
58AQI
6th July 2025
55AQI
55AQI
7th July 2025
60AQI
60AQI
8th July 2025
62AQI
62AQI
9th July 2025
65AQI
65AQI
10th July 2025
62AQI
62AQI
11th July 2025
72AQI
72AQI
12th July 2025
72AQI
72AQI
13th July 2025
61AQI
61AQI
14th July 2025
64AQI
64AQI
15th July 2025
68AQI
68AQI
16th July 2025
60AQI
60AQI
17th July 2025
58AQI
58AQI
18th July 2025
60AQI
60AQI
19th July 2025
70AQI
70AQI
20th July 2025
47AQI
47AQI
21st July 2025
55AQI
55AQI
22nd July 2025
62AQI
62AQI
23rd July 2025
64AQI
64AQI
24th July 2025
59AQI
59AQI
25th July 2025
56AQI
56AQI
26th July 2025
63AQI
63AQI
27th July 2025
61AQI
61AQI
28th July 2025
57AQI
57AQI
29th July 2025
47AQI
47AQI
30th July 2025
50AQI
50AQI
31st July 2025
58AQI
58AQI
1st August 2025
65AQI
65AQI
80AQI
71AQI
93AQI
82AQI
87AQI
63AQI
60AQI
65AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202577AQI
5
19
6
1
7
17
4
3
19
5
4
27
3
26
5
2
27
1
3
28
1
20
164
24
5
Highest AQI recorded in
March93AQI
Lowest AQI recorded in
July60AQI
202451AQI
31
28
31
28
19
11
30
1
30
15
16
16
11
2
8
16
5
2
4
16
8
2
9
21
1
190
151
16
4
Highest AQI recorded in
November90AQI
Lowest AQI recorded in
January23AQI
20235AQI
3
31
34
Highest AQI recorded in
November9AQI
Lowest AQI recorded in
December5AQI
202274AQI
5
16
6
3
10
8
2
6
14
8
3
8
10
8
3
15
16
6
14
10
11
11
1
61
90
34
9
Highest AQI recorded in
April88AQI
Lowest AQI recorded in
May53AQI
202164AQI
8
9
5
5
3
1
4
8
6
9
1
1
8
11
7
2
2
4
13
8
1
8
19
3
1
10
18
2
23
7
1
28
30
31
15
11
3
1
14
11
6
176
104
45
22
6
5
Highest AQI recorded in
March160AQI
Lowest AQI recorded in
October1AQI
202089AQI
10
1
2
16
3
2
2
11
4
1
18
11
1
16
14
1
24
7
2
24
2
1
1
20
6
3
1
7
13
7
3
13
9
8
1
25
161
63
15
1
Highest AQI recorded in
July104AQI
Lowest AQI recorded in
December74AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2020(Avg.)
89AQILeast Polluted Year Recorded
2023(Avg.)
5AQIHuailaifu Elementary School's annual 2025 AQI (77) shows an average percentage change of 274.03% (worsened AQI) compared to previous years: 2020 (89), 2021 (64), 2022 (74), 2023 (5), 2024 (51).
