Hardware Warehouse, 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
Hardware Warehouse, Zhangjiakou, Hebei, China
2021
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
7th Aug 2021
137AQILowest AQI recorded on
9th Aug 2021
19AQISame Day Analysis (2nd August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 2nd highest AQI at 72 of Moderate air quality, showing improvement over 2022 on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 3rd Aug - 4th Aug 2025
Hardware Warehouse, Zhangjiakou, Hebei, China
AQI
Day
Night
.
5 AM3rd Aug 2025
7 PM
4 AM4th Aug 2025
Day time
Avg. Highest Time
12AMNaNth undefined
AQI
Avg. Lowest Time
12AMNaNth undefined
AQI
Night time
Avg. Highest Time
12PM3rd Aug
76AQI
Avg. Lowest Time
9PM3rd Aug
61AQI
In the last 24 hours,
Hardware Warehouse's AQI reached its highest point of 76 at 12 PM during the Night, while the lowest point, 61, was recorded at 9 PM during the Night between 3rd Aug and 4th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Hardware Warehouse, 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 2025656 AMAQI
5th Jul 2025647 AMAQI
5th Jul 2025508 AMAQI
5th Jul 2025369 AMAQI
5th Jul 20252710 AMAQI
5th Jul 20253211 AMAQI
5th Jul 20253812 PMAQI
5th Jul 2025361 PMAQI
5th Jul 2025332 PMAQI
5th Jul 2025323 PMAQI
5th Jul 2025374 PMAQI
5th Jul 2025335 PMAQI
5th Jul 2025366 PMAQI
5th Jul 2025467 PMAQI
5th Jul 2025558 PMAQI
5th Jul 2025609 PMAQI
5th Jul 20256210 PMAQI
5th Jul 20255811 PMAQI
6th Jul 20255912 AMAQI
6th Jul 2025671 AMAQI
6th Jul 2025682 AMAQI
6th Jul 2025643 AMAQI
6th Jul 2025604 AMAQI
24°C21/28°C
6th Jul 2025615 AMAQI
6th Jul 2025616 AMAQI
6th Jul 2025607 AMAQI
6th Jul 2025428 AMAQI
6th Jul 2025349 AMAQI
6th Jul 20253010 AMAQI
6th Jul 20252911 AMAQI
6th Jul 20254412 PMAQI
6th Jul 2025371 PMAQI
6th Jul 2025372 PMAQI
6th Jul 2025293 PMAQI
6th Jul 2025334 PMAQI
6th Jul 2025355 PMAQI
6th Jul 2025346 PMAQI
6th Jul 2025447 PMAQI
6th Jul 2025578 PMAQI
6th Jul 2025569 PMAQI
6th Jul 20255610 PMAQI
6th Jul 20255511 PMAQI
7th Jul 20255612 AMAQI
7th Jul 2025641 AMAQI
7th Jul 2025642 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 2025498 AMAQI
7th Jul 2025569 AMAQI
7th Jul 20256310 AMAQI
7th Jul 20255811 AMAQI
7th Jul 20255812 PMAQI
7th Jul 2025491 PMAQI
7th Jul 2025412 PMAQI
7th Jul 2025403 PMAQI
7th Jul 2025464 PMAQI
7th Jul 2025445 PMAQI
7th Jul 2025506 PMAQI
7th Jul 2025557 PMAQI
7th Jul 2025578 PMAQI
7th Jul 2025589 PMAQI
7th Jul 20255810 PMAQI
7th Jul 20256011 PMAQI
8th Jul 20256212 AMAQI
8th Jul 2025621 AMAQI
8th Jul 2025602 AMAQI
8th Jul 2025603 AMAQI
8th Jul 2025584 AMAQI
22°C18/27°C
8th Jul 2025585 AMAQI
8th Jul 2025586 AMAQI
8th Jul 2025587 AMAQI
8th Jul 2025588 AMAQI
8th Jul 2025589 AMAQI
8th Jul 20256010 AMAQI
8th Jul 20256711 AMAQI
8th Jul 20256712 PMAQI
8th Jul 2025651 PMAQI
8th Jul 2025642 PMAQI
8th Jul 2025683 PMAQI
8th Jul 2025584 PMAQI
8th Jul 2025575 PMAQI
8th Jul 2025566 PMAQI
8th Jul 2025567 PMAQI
8th Jul 2025618 PMAQI
8th Jul 2025649 PMAQI
8th Jul 20256410 PMAQI
8th Jul 20256511 PMAQI
9th Jul 20256312 AMAQI
9th Jul 2025591 AMAQI
9th Jul 2025582 AMAQI
9th Jul 2025593 AMAQI
9th Jul 2025604 AMAQI
24°C19/29°C
9th Jul 2025605 AMAQI
9th Jul 2025616 AMAQI
9th Jul 2025607 AMAQI
9th Jul 2025748 AMAQI
9th Jul 2025769 AMAQI
9th Jul 20257810 AMAQI
9th Jul 20258011 AMAQI
9th Jul 20258712 PMAQI
9th Jul 2025821 PMAQI
9th Jul 2025822 PMAQI
9th Jul 2025803 PMAQI
9th Jul 2025744 PMAQI
9th Jul 2025705 PMAQI
9th Jul 2025696 PMAQI
9th Jul 2025687 PMAQI
9th Jul 2025668 PMAQI
9th Jul 2025649 PMAQI
9th Jul 20256210 PMAQI
9th Jul 20255811 PMAQI
10th Jul 20255612 AMAQI
10th Jul 2025591 AMAQI
10th Jul 2025602 AMAQI
10th Jul 2025623 AMAQI
10th Jul 2025644 AMAQI
23°C20/27°C
10th Jul 2025645 AMAQI
10th Jul 2025646 AMAQI
10th Jul 2025637 AMAQI
10th Jul 2025778 AMAQI
10th Jul 2025739 AMAQI
10th Jul 20256910 AMAQI
10th Jul 20257211 AMAQI
10th Jul 20257312 PMAQI
10th Jul 2025681 PMAQI
10th Jul 2025642 PMAQI
10th Jul 2025683 PMAQI
10th Jul 2025654 PMAQI
10th Jul 2025655 PMAQI
10th Jul 2025646 PMAQI
10th Jul 2025647 PMAQI
10th Jul 2025638 PMAQI
10th Jul 2025649 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 2025728 AMAQI
11th Jul 2025779 AMAQI
11th Jul 20258710 AMAQI
11th Jul 20259811 AMAQI
11th Jul 20258612 PMAQI
11th Jul 2025791 PMAQI
11th Jul 2025782 PMAQI
11th Jul 2025783 PMAQI
11th Jul 2025804 PMAQI
11th Jul 2025845 PMAQI
11th Jul 2025836 PMAQI
11th Jul 2025827 PMAQI
11th Jul 2025758 PMAQI
11th Jul 2025769 PMAQI
11th Jul 20258010 PMAQI
11th Jul 20257711 PMAQI
12th Jul 20257612 AMAQI
12th Jul 2025631 AMAQI
12th Jul 2025632 AMAQI
12th Jul 2025643 AMAQI
12th Jul 2025674 AMAQI
25°C20/31°C
12th Jul 2025665 AMAQI
12th Jul 2025656 AMAQI
12th Jul 2025667 AMAQI
12th Jul 2025908 AMAQI
12th Jul 20251049 AMAQI
12th Jul 20259410 AMAQI
12th Jul 202510911 AMAQI
12th Jul 202511312 PMAQI
12th Jul 20251021 PMAQI
12th Jul 2025972 PMAQI
12th Jul 2025603 PMAQI
12th Jul 2025504 PMAQI
12th Jul 2025485 PMAQI
12th Jul 2025526 PMAQI
12th Jul 2025567 PMAQI
12th Jul 2025608 PMAQI
12th Jul 2025609 PMAQI
12th Jul 20256210 PMAQI
12th Jul 20256211 PMAQI
13th Jul 20255812 AMAQI
13th Jul 2025661 AMAQI
13th Jul 2025672 AMAQI
13th Jul 2025673 AMAQI
13th Jul 2025724 AMAQI
26°C21/31°C
13th Jul 2025725 AMAQI
13th Jul 2025726 AMAQI
13th Jul 2025727 AMAQI
13th Jul 2025498 AMAQI
13th Jul 2025279 AMAQI
13th Jul 20253410 AMAQI
13th Jul 20253211 AMAQI
13th Jul 20254012 PMAQI
13th Jul 2025451 PMAQI
13th Jul 2025502 PMAQI
13th Jul 2025463 PMAQI
13th Jul 2025464 PMAQI
13th Jul 2025425 PMAQI
13th Jul 2025416 PMAQI
13th Jul 2025487 PMAQI
13th Jul 2025588 PMAQI
13th Jul 2025599 PMAQI
13th Jul 20255910 PMAQI
13th Jul 20255811 PMAQI
14th Jul 20255912 AMAQI
14th Jul 2025661 AMAQI
14th Jul 2025672 AMAQI
14th Jul 2025653 AMAQI
14th Jul 2025634 AMAQI
27°C21/33°C
14th Jul 2025635 AMAQI
14th Jul 2025636 AMAQI
14th Jul 2025647 AMAQI
14th Jul 2025458 AMAQI
14th Jul 2025449 AMAQI
14th Jul 20255210 AMAQI
14th Jul 20255611 AMAQI
14th Jul 20255512 PMAQI
14th Jul 2025601 PMAQI
14th Jul 2025572 PMAQI
14th Jul 2025623 PMAQI
14th Jul 2025624 PMAQI
14th Jul 2025625 PMAQI
14th Jul 2025646 PMAQI
14th Jul 2025667 PMAQI
14th Jul 2025668 PMAQI
14th Jul 2025709 PMAQI
14th Jul 20256910 PMAQI
14th Jul 20257011 PMAQI
15th Jul 20257212 AMAQI
15th Jul 2025651 AMAQI
15th Jul 2025662 AMAQI
15th Jul 2025633 AMAQI
15th Jul 2025624 AMAQI
25°C21/29°C
15th Jul 2025625 AMAQI
15th Jul 2025626 AMAQI
15th Jul 2025627 AMAQI
15th Jul 2025828 AMAQI
15th Jul 2025509 AMAQI
15th Jul 20257610 AMAQI
15th Jul 20257811 AMAQI
15th Jul 20257712 PMAQI
15th Jul 2025761 PMAQI
15th Jul 2025812 PMAQI
15th Jul 2025723 PMAQI
15th Jul 2025594 PMAQI
15th Jul 2025525 PMAQI
15th Jul 2025406 PMAQI
15th Jul 2025487 PMAQI
15th Jul 2025588 PMAQI
15th Jul 2025579 PMAQI
15th Jul 20255710 PMAQI
15th Jul 20255611 PMAQI
16th Jul 20255812 AMAQI
16th Jul 2025621 AMAQI
16th Jul 2025652 AMAQI
16th Jul 2025653 AMAQI
16th Jul 2025674 AMAQI
25°C19/32°C
16th Jul 2025675 AMAQI
16th Jul 2025676 AMAQI
16th Jul 2025677 AMAQI
16th Jul 2025468 AMAQI
16th Jul 2025289 AMAQI
16th Jul 20254310 AMAQI
16th Jul 20253311 AMAQI
16th Jul 20253612 PMAQI
16th Jul 2025361 PMAQI
16th Jul 2025312 PMAQI
16th Jul 2025403 PMAQI
16th Jul 2025414 PMAQI
16th Jul 2025385 PMAQI
16th Jul 2025376 PMAQI
16th Jul 2025407 PMAQI
16th Jul 2025558 PMAQI
16th Jul 2025559 PMAQI
16th Jul 20255510 PMAQI
16th Jul 20255511 PMAQI
17th Jul 20255412 AMAQI
17th Jul 2025581 AMAQI
17th Jul 2025632 AMAQI
17th Jul 2025623 AMAQI
17th Jul 2025604 AMAQI
24°C21/28°C
17th Jul 2025605 AMAQI
17th Jul 2025606 AMAQI
17th Jul 2025617 AMAQI
17th Jul 2025298 AMAQI
17th Jul 2025269 AMAQI
17th Jul 20253110 AMAQI
17th Jul 20253511 AMAQI
17th Jul 20254312 PMAQI
17th Jul 2025431 PMAQI
17th Jul 2025412 PMAQI
17th Jul 2025463 PMAQI
17th Jul 2025414 PMAQI
17th Jul 2025405 PMAQI
17th Jul 2025426 PMAQI
17th Jul 2025487 PMAQI
17th Jul 2025568 PMAQI
17th Jul 2025599 PMAQI
17th Jul 20255810 PMAQI
17th Jul 20255611 PMAQI
18th Jul 20256012 AMAQI
18th Jul 2025631 AMAQI
18th Jul 2025622 AMAQI
18th Jul 2025593 AMAQI
18th Jul 2025584 AMAQI
25°C18/32°C
18th Jul 2025575 AMAQI
18th Jul 2025586 AMAQI
18th Jul 2025587 AMAQI
18th Jul 2025458 AMAQI
18th Jul 2025399 AMAQI
18th Jul 20255110 AMAQI
18th Jul 20255411 AMAQI
18th Jul 20255312 PMAQI
18th Jul 2025461 PMAQI
18th Jul 2025522 PMAQI
18th Jul 2025503 PMAQI
18th Jul 2025484 PMAQI
18th Jul 2025495 PMAQI
18th Jul 2025536 PMAQI
18th Jul 2025567 PMAQI
18th Jul 2025608 PMAQI
18th Jul 2025619 PMAQI
18th Jul 20256110 PMAQI
18th Jul 20256111 PMAQI
19th Jul 20255912 AMAQI
19th Jul 2025601 AMAQI
19th Jul 2025602 AMAQI
19th Jul 2025593 AMAQI
19th Jul 2025584 AMAQI
26°C20/32°C
19th Jul 2025585 AMAQI
19th Jul 2025586 AMAQI
19th Jul 2025587 AMAQI
19th Jul 2025788 AMAQI
19th Jul 2025829 AMAQI
19th Jul 20257910 AMAQI
19th Jul 20257511 AMAQI
19th Jul 20257812 PMAQI
19th Jul 2025801 PMAQI
19th Jul 2025822 PMAQI
19th Jul 2025813 PMAQI
19th Jul 2025764 PMAQI
19th Jul 2025785 PMAQI
19th Jul 2025816 PMAQI
19th Jul 2025817 PMAQI
19th Jul 2025728 PMAQI
19th Jul 2025719 PMAQI
19th Jul 20257210 PMAQI
19th Jul 20257011 PMAQI
20th Jul 20256712 AMAQI
20th Jul 2025591 AMAQI
20th Jul 2025602 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 2025499 AMAQI
20th Jul 20253410 AMAQI
20th Jul 20252411 AMAQI
20th Jul 20252812 PMAQI
20th Jul 2025321 PMAQI
20th Jul 2025342 PMAQI
20th Jul 2025353 PMAQI
20th Jul 2025474 PMAQI
20th Jul 2025405 PMAQI
20th Jul 2025306 PMAQI
20th Jul 2025467 PMAQI
20th Jul 2025548 PMAQI
20th Jul 2025569 PMAQI
20th Jul 20255610 PMAQI
20th Jul 20255711 PMAQI
21st Jul 20255512 AMAQI
21st Jul 2025631 AMAQI
21st Jul 2025622 AMAQI
21st Jul 2025613 AMAQI
21st Jul 2025584 AMAQI
23°C18/28°C
21st Jul 2025585 AMAQI
21st Jul 2025596 AMAQI
21st Jul 2025587 AMAQI
21st Jul 2025348 AMAQI
21st Jul 2025309 AMAQI
21st Jul 20253510 AMAQI
21st Jul 20254011 AMAQI
21st Jul 20255212 PMAQI
21st Jul 2025501 PMAQI
21st Jul 2025502 PMAQI
21st Jul 2025453 PMAQI
21st Jul 2025364 PMAQI
21st Jul 2025385 PMAQI
21st Jul 2025326 PMAQI
21st Jul 2025407 PMAQI
21st Jul 2025548 PMAQI
21st Jul 2025569 PMAQI
21st Jul 20255710 PMAQI
21st Jul 20255511 PMAQI
22nd Jul 20255712 AMAQI
22nd Jul 2025591 AMAQI
22nd Jul 2025592 AMAQI
22nd Jul 2025583 AMAQI
22nd Jul 2025574 AMAQI
24°C19/30°C
22nd Jul 2025575 AMAQI
22nd Jul 2025586 AMAQI
22nd Jul 2025577 AMAQI
22nd Jul 2025428 AMAQI
22nd Jul 2025519 AMAQI
22nd Jul 20255410 AMAQI
22nd Jul 20256011 AMAQI
22nd Jul 20256412 PMAQI
22nd Jul 2025561 PMAQI
22nd Jul 2025482 PMAQI
22nd Jul 2025533 PMAQI
22nd Jul 2025514 PMAQI
22nd Jul 2025475 PMAQI
22nd Jul 2025436 PMAQI
22nd Jul 2025497 PMAQI
22nd Jul 2025578 PMAQI
22nd Jul 2025619 PMAQI
22nd Jul 20256210 PMAQI
22nd Jul 20256211 PMAQI
23rd Jul 20256012 AMAQI
23rd Jul 2025591 AMAQI
23rd Jul 2025592 AMAQI
23rd Jul 2025583 AMAQI
23rd Jul 2025574 AMAQI
24°C19/30°C
23rd Jul 2025585 AMAQI
23rd Jul 2025586 AMAQI
23rd Jul 2025587 AMAQI
23rd Jul 2025738 AMAQI
23rd Jul 2025759 AMAQI
23rd Jul 20257010 AMAQI
23rd Jul 20257211 AMAQI
23rd Jul 20256612 PMAQI
23rd Jul 2025641 PMAQI
23rd Jul 2025642 PMAQI
23rd Jul 2025623 PMAQI
23rd Jul 2025634 PMAQI
23rd Jul 2025645 PMAQI
23rd Jul 2025636 PMAQI
23rd Jul 2025627 PMAQI
23rd Jul 2025608 PMAQI
23rd Jul 2025609 PMAQI
23rd Jul 20256010 PMAQI
23rd Jul 20256011 PMAQI
24th Jul 20255912 AMAQI
24th Jul 2025601 AMAQI
24th Jul 2025602 AMAQI
24th Jul 2025613 AMAQI
24th Jul 2025624 AMAQI
24°C18/30°C
24th Jul 2025625 AMAQI
24th Jul 2025626 AMAQI
24th Jul 2025627 AMAQI
24th Jul 2025498 AMAQI
24th Jul 2025309 AMAQI
24th Jul 20253310 AMAQI
24th Jul 20253211 AMAQI
24th Jul 20253312 PMAQI
24th Jul 2025501 PMAQI
24th Jul 2025482 PMAQI
24th Jul 2025433 PMAQI
24th Jul 2025444 PMAQI
24th Jul 2025545 PMAQI
24th Jul 2025566 PMAQI
24th Jul 2025537 PMAQI
24th Jul 2025578 PMAQI
24th Jul 2025619 PMAQI
24th Jul 20256410 PMAQI
24th Jul 20256711 PMAQI
25th Jul 20256812 AMAQI
25th Jul 2025621 AMAQI
25th Jul 2025622 AMAQI
25th Jul 2025603 AMAQI
25th Jul 2025594 AMAQI
21°C20/24°C
25th Jul 2025595 AMAQI
25th Jul 2025596 AMAQI
25th Jul 2025587 AMAQI
25th Jul 2025518 AMAQI
25th Jul 2025319 AMAQI
25th Jul 20252910 AMAQI
25th Jul 20252611 AMAQI
25th Jul 20252712 PMAQI
25th Jul 2025461 PMAQI
25th Jul 2025442 PMAQI
25th Jul 2025363 PMAQI
25th Jul 2025394 PMAQI
25th Jul 2025485 PMAQI
25th Jul 2025536 PMAQI
25th Jul 2025587 PMAQI
25th Jul 2025618 PMAQI
25th Jul 2025629 PMAQI
25th Jul 20256310 PMAQI
25th Jul 20256411 PMAQI
26th Jul 20256412 AMAQI
26th Jul 2025611 AMAQI
26th Jul 2025602 AMAQI
26th Jul 2025603 AMAQI
26th Jul 2025584 AMAQI
22°C20/25°C
26th Jul 2025585 AMAQI
26th Jul 2025586 AMAQI
26th Jul 2025577 AMAQI
26th Jul 2025628 AMAQI
26th Jul 2025589 AMAQI
26th Jul 20256610 AMAQI
26th Jul 20256711 AMAQI
26th Jul 20256612 PMAQI
26th Jul 2025581 PMAQI
26th Jul 2025572 PMAQI
26th Jul 2025523 PMAQI
26th Jul 2025554 PMAQI
26th Jul 2025515 PMAQI
26th Jul 2025436 PMAQI
26th Jul 2025517 PMAQI
26th Jul 2025588 PMAQI
26th Jul 2025549 PMAQI
26th Jul 20255510 PMAQI
26th Jul 20255611 PMAQI
27th Jul 20255412 AMAQI
27th Jul 2025601 AMAQI
27th Jul 2025602 AMAQI
27th Jul 2025613 AMAQI
27th Jul 2025604 AMAQI
21°C19/24°C
27th Jul 2025615 AMAQI
27th Jul 2025606 AMAQI
27th Jul 2025607 AMAQI
27th Jul 2025648 AMAQI
27th Jul 2025549 AMAQI
27th Jul 20255810 AMAQI
27th Jul 20255411 AMAQI
27th Jul 20255412 PMAQI
27th Jul 2025581 PMAQI
27th Jul 2025652 PMAQI
27th Jul 2025603 PMAQI
27th Jul 2025524 PMAQI
27th Jul 2025525 PMAQI
27th Jul 2025546 PMAQI
27th Jul 2025587 PMAQI
27th Jul 2025608 PMAQI
27th Jul 2025649 PMAQI
27th Jul 20256910 PMAQI
27th Jul 20256711 PMAQI
28th Jul 20256512 AMAQI
28th Jul 2025601 AMAQI
28th Jul 2025602 AMAQI
28th Jul 2025603 AMAQI
28th Jul 2025594 AMAQI
23°C20/26°C
28th Jul 2025605 AMAQI
28th Jul 2025596 AMAQI
28th Jul 2025597 AMAQI
28th Jul 2025628 AMAQI
28th Jul 2025659 AMAQI
28th Jul 20257210 AMAQI
28th Jul 20257811 AMAQI
28th Jul 20258212 PMAQI
28th Jul 2025831 PMAQI
28th Jul 2025762 PMAQI
28th Jul 2025633 PMAQI
28th Jul 2025604 PMAQI
28th Jul 2025605 PMAQI
28th Jul 2025586 PMAQI
28th Jul 2025627 PMAQI
28th Jul 2025588 PMAQI
28th Jul 2025579 PMAQI
28th Jul 20255710 PMAQI
28th Jul 20255711 PMAQI
29th Jul 20255812 AMAQI
29th Jul 2025601 AMAQI
29th Jul 2025612 AMAQI
29th Jul 2025613 AMAQI
29th Jul 2025634 AMAQI
25°C19/30°C
29th Jul 2025635 AMAQI
29th Jul 2025636 AMAQI
29th Jul 2025637 AMAQI
29th Jul 2025508 AMAQI
29th Jul 2025419 AMAQI
29th Jul 20254210 AMAQI
29th Jul 20254411 AMAQI
29th Jul 20255212 PMAQI
29th Jul 2025521 PMAQI
29th Jul 2025482 PMAQI
29th Jul 2025453 PMAQI
29th Jul 2025384 PMAQI
29th Jul 2025305 PMAQI
29th Jul 2025326 PMAQI
29th Jul 2025417 PMAQI
29th Jul 2025558 PMAQI
29th Jul 2025559 PMAQI
29th Jul 20255510 PMAQI
29th Jul 20255511 PMAQI
30th Jul 20255612 AMAQI
30th Jul 2025611 AMAQI
30th Jul 2025612 AMAQI
30th Jul 2025603 AMAQI
30th Jul 2025584 AMAQI
24°C19/29°C
30th Jul 2025595 AMAQI
30th Jul 2025586 AMAQI
30th Jul 2025587 AMAQI
30th Jul 2025388 AMAQI
30th Jul 2025389 AMAQI
30th Jul 20252610 AMAQI
30th Jul 20252211 AMAQI
30th Jul 20252412 PMAQI
30th Jul 2025321 PMAQI
30th Jul 2025392 PMAQI
30th Jul 2025353 PMAQI
30th Jul 2025374 PMAQI
30th Jul 2025345 PMAQI
30th Jul 2025306 PMAQI
30th Jul 2025457 PMAQI
30th Jul 2025558 PMAQI
30th Jul 2025569 PMAQI
30th Jul 20255410 PMAQI
30th Jul 20255311 PMAQI
31st Jul 20255412 AMAQI
31st Jul 2025591 AMAQI
31st Jul 2025592 AMAQI
31st Jul 2025603 AMAQI
31st Jul 2025604 AMAQI
21°C16/26°C
31st Jul 2025605 AMAQI
31st Jul 2025606 AMAQI
31st Jul 2025607 AMAQI
31st Jul 2025608 AMAQI
31st Jul 2025609 AMAQI
31st Jul 20255610 AMAQI
31st Jul 20255411 AMAQI
31st Jul 20255512 PMAQI
31st Jul 2025601 PMAQI
31st Jul 2025592 PMAQI
31st Jul 2025593 PMAQI
31st Jul 2025584 PMAQI
31st Jul 2025605 PMAQI
31st Jul 2025606 PMAQI
31st Jul 2025617 PMAQI
31st Jul 2025688 PMAQI
31st Jul 2025679 PMAQI
31st Jul 20256710 PMAQI
31st Jul 20256811 PMAQI
1st Aug 20256712 AMAQI
1st Aug 2025581 AMAQI
1st Aug 2025582 AMAQI
1st Aug 2025603 AMAQI
1st Aug 2025614 AMAQI
20°C18/21°C
1st Aug 2025595 AMAQI
1st Aug 2025596 AMAQI
1st Aug 2025607 AMAQI
1st Aug 2025768 AMAQI
1st Aug 2025719 AMAQI
1st Aug 20257910 AMAQI
1st Aug 20257311 AMAQI
1st Aug 20256912 PMAQI
1st Aug 2025741 PMAQI
1st Aug 2025742 PMAQI
1st Aug 2025723 PMAQI
1st Aug 2025684 PMAQI
1st Aug 2025665 PMAQI
1st Aug 2025686 PMAQI
1st Aug 2025667 PMAQI
1st Aug 2025648 PMAQI
1st Aug 2025699 PMAQI
1st Aug 20257110 PMAQI
1st Aug 20257111 PMAQI
2nd Aug 20256412 AMAQI
2nd Aug 2025581 AMAQI
2nd Aug 2025592 AMAQI
2nd Aug 2025593 AMAQI
2nd Aug 2025634 AMAQI
23°C17/30°C
2nd Aug 2025635 AMAQI
2nd Aug 2025636 AMAQI
2nd Aug 2025637 AMAQI
2nd Aug 2025848 AMAQI
2nd Aug 2025869 AMAQI
2nd Aug 20259110 AMAQI
2nd Aug 20258711 AMAQI
2nd Aug 20258912 PMAQI
2nd Aug 2025941 PMAQI
2nd Aug 2025862 PMAQI
2nd Aug 2025823 PMAQI
2nd Aug 2025844 PMAQI
2nd Aug 2025825 PMAQI
2nd Aug 2025696 PMAQI
2nd Aug 2025637 PMAQI
2nd Aug 2025618 PMAQI
2nd Aug 2025619 PMAQI
2nd Aug 20256810 PMAQI
2nd Aug 20256211 PMAQI
3rd Aug 20256512 AMAQI
3rd Aug 2025641 AMAQI
3rd Aug 2025642 AMAQI
3rd Aug 2025653 AMAQI
3rd Aug 2025634 AMAQI
24°C19/30°C
3rd Aug 2025645 AMAQI
3rd Aug 2025636 AMAQI
3rd Aug 2025647 AMAQI
3rd Aug 2025718 AMAQI
3rd Aug 2025759 AMAQI
3rd Aug 20257510 AMAQI
3rd Aug 20257211 AMAQI
3rd Aug 20257612 PMAQI
3rd Aug 2025701 PMAQI
3rd Aug 2025672 PMAQI
3rd Aug 2025643 PMAQI
3rd Aug 2025644 PMAQI
3rd Aug 2025665 PMAQI
3rd Aug 2025656 PMAQI
3rd Aug 2025687 PMAQI
3rd Aug 2025638 PMAQI
3rd Aug 2025619 PMAQI
3rd Aug 20256510 PMAQI
3rd Aug 20256611 PMAQI
4th Aug 20256412 AMAQI
4th Aug 2025631 AMAQI
4th Aug 2025642 AMAQI
4th Aug 2025643 AMAQI
4th Aug 2025644 AMAQI
--°C/°C
4th Aug 2025635 AMAQI
5 AM12 PM
7 PM
12 AM
4 AM
--°C/°C
Day time
Avg. Highest Time
5 AM - 8 AM
60AQI
4 hours / Day
120 hours / Month
Avg. Lowest Time
3 PM - 6 PM
54AQI
4 hours / Day
120 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 5 AM to 8 AM (Avg. 60), while the lowest AQI was between 3 PM to 6 PM (Avg. 54).
Night time
Avg. Highest Time
12 AM - 11 PM
61AQI
9 hours / Day
270 hours / Month
Avg. Lowest Time
12 AM - 11 PM
61AQI
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. 61), while the lowest AQI was between 12 AM to 11 PM (Avg. 61).
2025 Days Vs Air Quality
Hardware Warehouse, Zhangjiakou, Hebei, China
2025
22%
47
71%
152
6%
13
0.9%
2
Total number of days with different AQI categories in last 215 days in 2025 (150 days remaining)
Good
47 DaysModerate
152 DaysPoor
13 DaysUnhealthy
2 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 22%
Health Risk Level:
Very high
In 2025, 22% of 215 days were within WHO’s safe air quality limits. The risk of health issues is Very high, including respiratory issues, heart disease, and stress, particularly affecting vulnerable groups.
Annual Air Quality Insights
Hardware Warehouse, 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
56AQI
56AQI
2nd January 2025
51AQI
51AQI
3rd January 2025
57AQI
57AQI
4th January 2025
58AQI
58AQI
5th January 2025
58AQI
58AQI
6th January 2025
40AQI
40AQI
7th January 2025
42AQI
42AQI
8th January 2025
38AQI
38AQI
9th January 2025
41AQI
41AQI
10th January 2025
43AQI
43AQI
11th January 2025
69AQI
69AQI
12th January 2025
62AQI
62AQI
13th January 2025
72AQI
72AQI
14th January 2025
42AQI
42AQI
15th January 2025
54AQI
54AQI
16th January 2025
62AQI
62AQI
17th January 2025
77AQI
77AQI
18th January 2025
67AQI
67AQI
19th January 2025
65AQI
65AQI
20th January 2025
81AQI
81AQI
21st January 2025
50AQI
50AQI
22nd January 2025
86AQI
86AQI
23rd January 2025
107AQI
107AQI
24th January 2025
118AQI
118AQI
25th January 2025
147AQI
147AQI
26th January 2025
114AQI
114AQI
27th January 2025
69AQI
69AQI
28th January 2025
60AQI
60AQI
29th January 2025
73AQI
73AQI
30th January 2025
105AQI
105AQI
31st January 2025
121AQI
121AQI
1st February 2025
134AQI
134AQI
2nd February 2025
70AQI
70AQI
3rd February 2025
69AQI
69AQI
4th February 2025
57AQI
57AQI
5th February 2025
52AQI
52AQI
6th February 2025
50AQI
50AQI
7th February 2025
38AQI
38AQI
8th February 2025
41AQI
41AQI
9th February 2025
54AQI
54AQI
10th February 2025
84AQI
84AQI
11th February 2025
90AQI
90AQI
12th February 2025
65AQI
65AQI
13th February 2025
84AQI
84AQI
14th February 2025
73AQI
73AQI
15th February 2025
85AQI
85AQI
16th February 2025
45AQI
45AQI
17th February 2025
55AQI
55AQI
18th February 2025
44AQI
44AQI
19th February 2025
46AQI
46AQI
20th February 2025
45AQI
45AQI
21st February 2025
40AQI
40AQI
22nd February 2025
39AQI
39AQI
23rd February 2025
40AQI
40AQI
24th February 2025
66AQI
66AQI
25th February 2025
45AQI
45AQI
26th February 2025
66AQI
66AQI
27th February 2025
93AQI
93AQI
28th February 2025
86AQI
86AQI
1st March 2025
107AQI
107AQI
2nd March 2025
70AQI
70AQI
3rd March 2025
71AQI
71AQI
4th March 2025
77AQI
77AQI
5th March 2025
67AQI
67AQI
6th March 2025
57AQI
57AQI
7th March 2025
80AQI
80AQI
8th March 2025
99AQI
99AQI
9th March 2025
122AQI
122AQI
10th March 2025
138AQI
138AQI
11th March 2025
155AQI
155AQI
12th March 2025
82AQI
82AQI
13th March 2025
127AQI
127AQI
14th March 2025
96AQI
96AQI
15th March 2025
76AQI
76AQI
16th March 2025
54AQI
54AQI
17th March 2025
53AQI
53AQI
18th March 2025
47AQI
47AQI
19th March 2025
44AQI
44AQI
20th March 2025
44AQI
44AQI
21st March 2025
44AQI
44AQI
22nd March 2025
53AQI
53AQI
23rd March 2025
156AQI
156AQI
24th March 2025
60AQI
60AQI
25th March 2025
71AQI
71AQI
26th March 2025
129AQI
129AQI
27th March 2025
57AQI
57AQI
28th March 2025
62AQI
62AQI
29th March 2025
44AQI
44AQI
30th March 2025
47AQI
47AQI
31st March 2025
52AQI
52AQI
1st April 2025
45AQI
45AQI
2nd April 2025
46AQI
46AQI
3rd April 2025
60AQI
60AQI
4th April 2025
59AQI
59AQI
5th April 2025
45AQI
45AQI
6th April 2025
65AQI
65AQI
7th April 2025
56AQI
56AQI
8th April 2025
61AQI
61AQI
9th April 2025
63AQI
63AQI
10th April 2025
67AQI
67AQI
11th April 2025
112AQI
112AQI
12th April 2025
66AQI
66AQI
13th April 2025
68AQI
68AQI
14th April 2025
57AQI
57AQI
15th April 2025
57AQI
57AQI
16th April 2025
95AQI
95AQI
17th April 2025
69AQI
69AQI
18th April 2025
62AQI
62AQI
19th April 2025
56AQI
56AQI
20th April 2025
90AQI
90AQI
21st April 2025
86AQI
86AQI
22nd April 2025
59AQI
59AQI
23rd April 2025
58AQI
58AQI
24th April 2025
46AQI
46AQI
25th April 2025
57AQI
57AQI
26th April 2025
68AQI
68AQI
27th April 2025
41AQI
41AQI
28th April 2025
48AQI
48AQI
29th April 2025
51AQI
51AQI
30th April 2025
48AQI
48AQI
1st May 2025
45AQI
45AQI
2nd May 2025
51AQI
51AQI
3rd May 2025
41AQI
41AQI
4th May 2025
53AQI
53AQI
5th May 2025
98AQI
98AQI
6th May 2025
64AQI
64AQI
7th May 2025
86AQI
86AQI
8th May 2025
99AQI
99AQI
9th May 2025
64AQI
64AQI
10th May 2025
78AQI
78AQI
11th May 2025
63AQI
63AQI
12th May 2025
71AQI
71AQI
13th May 2025
66AQI
66AQI
14th May 2025
61AQI
61AQI
15th May 2025
68AQI
68AQI
16th May 2025
84AQI
84AQI
17th May 2025
65AQI
65AQI
18th May 2025
62AQI
62AQI
19th May 2025
60AQI
60AQI
20th May 2025
79AQI
79AQI
21st May 2025
70AQI
70AQI
22nd May 2025
92AQI
92AQI
23rd May 2025
87AQI
87AQI
24th May 2025
79AQI
79AQI
25th May 2025
77AQI
77AQI
26th May 2025
66AQI
66AQI
27th May 2025
66AQI
66AQI
28th May 2025
70AQI
70AQI
29th May 2025
82AQI
82AQI
30th May 2025
91AQI
91AQI
31st May 2025
68AQI
68AQI
1st June 2025
99AQI
99AQI
2nd June 2025
44AQI
44AQI
3rd June 2025
45AQI
45AQI
4th June 2025
40AQI
40AQI
5th June 2025
50AQI
50AQI
6th June 2025
42AQI
42AQI
7th June 2025
44AQI
44AQI
8th June 2025
43AQI
43AQI
9th June 2025
54AQI
54AQI
10th June 2025
59AQI
59AQI
11th June 2025
65AQI
65AQI
12th June 2025
79AQI
79AQI
13th June 2025
78AQI
78AQI
14th June 2025
73AQI
73AQI
15th June 2025
51AQI
51AQI
16th June 2025
55AQI
55AQI
17th June 2025
64AQI
64AQI
18th June 2025
67AQI
67AQI
19th June 2025
61AQI
61AQI
20th June 2025
53AQI
53AQI
21st June 2025
44AQI
44AQI
22nd June 2025
39AQI
39AQI
23rd June 2025
55AQI
55AQI
24th June 2025
56AQI
56AQI
25th June 2025
66AQI
66AQI
26th June 2025
71AQI
71AQI
27th June 2025
72AQI
72AQI
28th June 2025
73AQI
73AQI
29th June 2025
68AQI
68AQI
30th June 2025
67AQI
67AQI
1st July 2025
62AQI
62AQI
2nd July 2025
68AQI
68AQI
3rd July 2025
60AQI
60AQI
4th July 2025
65AQI
65AQI
5th July 2025
51AQI
51AQI
6th July 2025
50AQI
50AQI
7th July 2025
56AQI
56AQI
8th July 2025
61AQI
61AQI
9th July 2025
68AQI
68AQI
10th July 2025
65AQI
65AQI
11th July 2025
74AQI
74AQI
12th July 2025
71AQI
71AQI
13th July 2025
55AQI
55AQI
14th July 2025
62AQI
62AQI
15th July 2025
62AQI
62AQI
16th July 2025
51AQI
51AQI
17th July 2025
50AQI
50AQI
18th July 2025
56AQI
56AQI
19th July 2025
70AQI
70AQI
20th July 2025
50AQI
50AQI
21st July 2025
50AQI
50AQI
22nd July 2025
55AQI
55AQI
23rd July 2025
62AQI
62AQI
24th July 2025
54AQI
54AQI
25th July 2025
53AQI
53AQI
26th July 2025
57AQI
57AQI
27th July 2025
59AQI
59AQI
28th July 2025
63AQI
63AQI
29th July 2025
52AQI
52AQI
30th July 2025
47AQI
47AQI
31st July 2025
61AQI
61AQI
1st August 2025
66AQI
66AQI
2nd August 2025
72AQI
72AQI
70AQI
63AQI
79AQI
62AQI
71AQI
59AQI
59AQI
69AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202566AQI
7
18
6
11
16
1
6
18
5
2
7
22
1
2
29
9
21
5
26
2
47
152
13
2
Highest AQI recorded in
March79AQI
Lowest AQI recorded in
July59AQI
202468AQI
10
14
5
2
6
18
4
1
6
17
6
1
1
3
13
12
2
3
25
3
10
18
1
1
13
18
19
12
22
5
3
11
17
3
9
14
6
1
9
22
121
193
43
7
2
Highest AQI recorded in
April92AQI
Lowest AQI recorded in
August46AQI
202371AQI
3
20
7
1
4
16
5
3
3
20
6
1
1
7
12
8
1
2
5
20
4
2
15
14
1
10
17
4
17
13
1
14
15
1
16
13
2
16
8
5
9
14
8
119
182
52
8
3
Highest AQI recorded in
April94AQI
Lowest AQI recorded in
August53AQI
202269AQI
2
22
3
4
1
19
1
3
18
7
3
2
12
3
12
19
11
16
3
15
8
1
2
9
19
1
15
10
6
8
13
9
10
20
1
89
178
33
7
1
Highest AQI recorded in
March90AQI
Lowest AQI recorded in
July47AQI
202179AQI
3
17
4
4
1
2
4
14
8
2
12
10
7
2
6
17
5
1
1
7
20
3
1
9
20
1
16
15
11
13
7
15
15
14
15
2
7
15
8
5
24
2
97
197
50
14
1
6
Highest AQI recorded in
March146AQI
Lowest AQI recorded in
July43AQI
202070AQI
4
6
3
5
13
3
10
6
1
1
8
21
1
3
28
16
15
18
12
9
14
6
1
1
4
17
7
2
6
20
5
83
152
25
4
2
Highest AQI recorded in
November84AQI
Lowest AQI recorded in
September52AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2021(Avg.)
79AQILeast Polluted Year Recorded
2025(Avg.)
66AQIHardware Warehouse's annual 2025 AQI (66) shows an average percentage change of -7.06% (improved AQI) compared to previous years: 2020 (70), 2021 (79), 2022 (69), 2023 (71), 2024 (68).
