Environmental Monitoring Station, Hengshui, 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
Environmental Monitoring Station, Hengshui, Hebei, China
2021
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
11th Aug 2021
118AQILowest AQI recorded on
9th Aug 2021
21AQISame Day Analysis (3rd August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 2nd highest AQI at 61 of Moderate air quality, showing improvement over 2021 on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 3rd Aug - 4th Aug 2025
Environmental Monitoring Station, Hengshui, 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
4PM3rd Aug
74AQI
Avg. Lowest Time
1AM4th Aug
59AQI
In the last 24 hours,
Environmental Monitoring Station's AQI reached its highest point of 74 at 4 PM during the Night, while the lowest point, 59, was recorded at 1 AM during the Night between 3rd Aug and 4th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Environmental Monitoring Station, Hengshui, 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 2025625 AMAQI
5th Jul 2025626 AMAQI
5th Jul 2025637 AMAQI
5th Jul 2025358 AMAQI
5th Jul 2025709 AMAQI
5th Jul 20257910 AMAQI
5th Jul 20254211 AMAQI
5th Jul 20255512 PMAQI
5th Jul 2025491 PMAQI
5th Jul 2025522 PMAQI
5th Jul 2025543 PMAQI
5th Jul 2025534 PMAQI
5th Jul 2025525 PMAQI
5th Jul 2025546 PMAQI
5th Jul 2025567 PMAQI
5th Jul 2025618 PMAQI
5th Jul 2025599 PMAQI
5th Jul 20256010 PMAQI
5th Jul 20255911 PMAQI
6th Jul 20256012 AMAQI
6th Jul 2025621 AMAQI
6th Jul 2025632 AMAQI
6th Jul 2025623 AMAQI
6th Jul 2025624 AMAQI
33°C30/37°C
6th Jul 2025625 AMAQI
6th Jul 2025626 AMAQI
6th Jul 2025617 AMAQI
6th Jul 2025468 AMAQI
6th Jul 2025349 AMAQI
6th Jul 20253810 AMAQI
6th Jul 20255811 AMAQI
6th Jul 20255412 PMAQI
6th Jul 2025571 PMAQI
6th Jul 2025502 PMAQI
6th Jul 2025513 PMAQI
6th Jul 2025454 PMAQI
6th Jul 2025495 PMAQI
6th Jul 2025526 PMAQI
6th Jul 2025527 PMAQI
6th Jul 2025618 PMAQI
6th Jul 2025599 PMAQI
6th Jul 20255710 PMAQI
6th Jul 20255811 PMAQI
7th Jul 20255712 AMAQI
7th Jul 2025601 AMAQI
7th Jul 2025602 AMAQI
7th Jul 2025603 AMAQI
7th Jul 2025594 AMAQI
32°C27/36°C
7th Jul 2025585 AMAQI
7th Jul 2025596 AMAQI
7th Jul 2025597 AMAQI
7th Jul 2025488 AMAQI
7th Jul 2025439 AMAQI
7th Jul 20254410 AMAQI
7th Jul 20255311 AMAQI
7th Jul 20255812 PMAQI
7th Jul 2025611 PMAQI
7th Jul 2025552 PMAQI
7th Jul 2025563 PMAQI
7th Jul 2025554 PMAQI
7th Jul 2025595 PMAQI
7th Jul 2025726 PMAQI
7th Jul 2025667 PMAQI
7th Jul 2025578 PMAQI
7th Jul 2025609 PMAQI
7th Jul 20256010 PMAQI
7th Jul 20255811 PMAQI
8th Jul 20255612 AMAQI
8th Jul 2025581 AMAQI
8th Jul 2025582 AMAQI
8th Jul 2025583 AMAQI
8th Jul 2025584 AMAQI
31°C25/38°C
8th Jul 2025585 AMAQI
8th Jul 2025576 AMAQI
8th Jul 2025577 AMAQI
8th Jul 2025638 AMAQI
8th Jul 2025839 AMAQI
8th Jul 20256310 AMAQI
8th Jul 20254811 AMAQI
8th Jul 20256112 PMAQI
8th Jul 2025571 PMAQI
8th Jul 2025632 PMAQI
8th Jul 2025683 PMAQI
8th Jul 2025654 PMAQI
8th Jul 2025625 PMAQI
8th Jul 2025626 PMAQI
8th Jul 2025607 PMAQI
8th Jul 2025608 PMAQI
8th Jul 2025609 PMAQI
8th Jul 20256210 PMAQI
8th Jul 20256111 PMAQI
9th Jul 20256112 AMAQI
9th Jul 2025581 AMAQI
9th Jul 2025582 AMAQI
9th Jul 2025583 AMAQI
9th Jul 2025594 AMAQI
30°C24/36°C
9th Jul 2025585 AMAQI
9th Jul 2025596 AMAQI
9th Jul 2025597 AMAQI
9th Jul 2025718 AMAQI
9th Jul 2025819 AMAQI
9th Jul 20259110 AMAQI
9th Jul 20259111 AMAQI
9th Jul 20258212 PMAQI
9th Jul 2025781 PMAQI
9th Jul 2025772 PMAQI
9th Jul 2025873 PMAQI
9th Jul 2025764 PMAQI
9th Jul 2025625 PMAQI
9th Jul 2025626 PMAQI
9th Jul 2025587 PMAQI
9th Jul 2025628 PMAQI
9th Jul 2025639 PMAQI
9th Jul 20256310 PMAQI
9th Jul 20256411 PMAQI
10th Jul 20256412 AMAQI
10th Jul 2025601 AMAQI
10th Jul 2025602 AMAQI
10th Jul 2025613 AMAQI
10th Jul 2025624 AMAQI
31°C27/36°C
10th Jul 2025625 AMAQI
10th Jul 2025626 AMAQI
10th Jul 2025627 AMAQI
10th Jul 2025778 AMAQI
10th Jul 2025989 AMAQI
10th Jul 202511610 AMAQI
10th Jul 20259411 AMAQI
10th Jul 20259412 PMAQI
10th Jul 2025901 PMAQI
10th Jul 2025922 PMAQI
10th Jul 2025963 PMAQI
10th Jul 20251164 PMAQI
10th Jul 2025925 PMAQI
10th Jul 20251036 PMAQI
10th Jul 2025917 PMAQI
10th Jul 2025738 PMAQI
10th Jul 2025689 PMAQI
10th Jul 20256810 PMAQI
10th Jul 20257111 PMAQI
11th Jul 20257212 AMAQI
11th Jul 2025631 AMAQI
11th Jul 2025632 AMAQI
11th Jul 2025643 AMAQI
11th Jul 2025664 AMAQI
32°C28/38°C
11th Jul 2025665 AMAQI
11th Jul 2025666 AMAQI
11th Jul 2025667 AMAQI
11th Jul 2025948 AMAQI
11th Jul 20251039 AMAQI
11th Jul 202513210 AMAQI
11th Jul 202512311 AMAQI
11th Jul 202510012 PMAQI
11th Jul 20251021 PMAQI
11th Jul 20251042 PMAQI
11th Jul 2025943 PMAQI
11th Jul 2025844 PMAQI
11th Jul 2025845 PMAQI
11th Jul 2025846 PMAQI
11th Jul 2025737 PMAQI
11th Jul 2025758 PMAQI
11th Jul 2025749 PMAQI
11th Jul 20257510 PMAQI
11th Jul 20257611 PMAQI
12th Jul 20257512 AMAQI
12th Jul 2025701 AMAQI
12th Jul 2025682 AMAQI
12th Jul 2025693 AMAQI
12th Jul 2025714 AMAQI
32°C28/36°C
12th Jul 2025725 AMAQI
12th Jul 2025716 AMAQI
12th Jul 2025727 AMAQI
12th Jul 2025858 AMAQI
12th Jul 2025859 AMAQI
12th Jul 20259410 AMAQI
12th Jul 20258811 AMAQI
12th Jul 20259412 PMAQI
12th Jul 2025961 PMAQI
12th Jul 2025812 PMAQI
12th Jul 2025803 PMAQI
12th Jul 2025824 PMAQI
12th Jul 2025805 PMAQI
12th Jul 2025826 PMAQI
12th Jul 2025767 PMAQI
12th Jul 2025738 PMAQI
12th Jul 2025769 PMAQI
12th Jul 20257710 PMAQI
12th Jul 20257811 PMAQI
13th Jul 20257712 AMAQI
13th Jul 2025721 AMAQI
13th Jul 2025722 AMAQI
13th Jul 2025723 AMAQI
13th Jul 2025744 AMAQI
33°C27/38°C
13th Jul 2025745 AMAQI
13th Jul 2025746 AMAQI
13th Jul 2025737 AMAQI
13th Jul 2025648 AMAQI
13th Jul 2025489 AMAQI
13th Jul 20255410 AMAQI
13th Jul 20255811 AMAQI
13th Jul 20257112 PMAQI
13th Jul 2025741 PMAQI
13th Jul 2025742 PMAQI
13th Jul 2025743 PMAQI
13th Jul 2025784 PMAQI
13th Jul 2025755 PMAQI
13th Jul 2025706 PMAQI
13th Jul 2025667 PMAQI
13th Jul 2025688 PMAQI
13th Jul 2025709 PMAQI
13th Jul 20257210 PMAQI
13th Jul 20257011 PMAQI
14th Jul 20257312 AMAQI
14th Jul 2025741 AMAQI
14th Jul 2025732 AMAQI
14th Jul 2025733 AMAQI
14th Jul 2025734 AMAQI
33°C29/39°C
14th Jul 2025735 AMAQI
14th Jul 2025736 AMAQI
14th Jul 2025737 AMAQI
14th Jul 2025668 AMAQI
14th Jul 2025699 AMAQI
14th Jul 20256210 AMAQI
14th Jul 20255611 AMAQI
14th Jul 20255812 PMAQI
14th Jul 2025561 PMAQI
14th Jul 2025582 PMAQI
14th Jul 2025523 PMAQI
14th Jul 2025524 PMAQI
14th Jul 2025545 PMAQI
14th Jul 2025566 PMAQI
14th Jul 2025627 PMAQI
14th Jul 2025678 PMAQI
14th Jul 2025669 PMAQI
14th Jul 20256810 PMAQI
14th Jul 20256811 PMAQI
15th Jul 20256812 AMAQI
15th Jul 2025701 AMAQI
15th Jul 2025702 AMAQI
15th Jul 2025703 AMAQI
15th Jul 2025704 AMAQI
32°C27/37°C
15th Jul 2025695 AMAQI
15th Jul 2025706 AMAQI
15th Jul 2025707 AMAQI
15th Jul 2025608 AMAQI
15th Jul 2025539 AMAQI
15th Jul 20256510 AMAQI
15th Jul 20256211 AMAQI
15th Jul 20256412 PMAQI
15th Jul 2025621 PMAQI
15th Jul 2025702 PMAQI
15th Jul 2025633 PMAQI
15th Jul 2025754 PMAQI
15th Jul 2025775 PMAQI
15th Jul 2025826 PMAQI
15th Jul 2025877 PMAQI
15th Jul 2025718 PMAQI
15th Jul 2025729 PMAQI
15th Jul 20257210 PMAQI
15th Jul 20257211 PMAQI
16th Jul 20257212 AMAQI
16th Jul 2025691 AMAQI
16th Jul 2025702 AMAQI
16th Jul 2025703 AMAQI
16th Jul 2025694 AMAQI
32°C27/39°C
16th Jul 2025685 AMAQI
16th Jul 2025696 AMAQI
16th Jul 2025707 AMAQI
16th Jul 2025648 AMAQI
16th Jul 2025679 AMAQI
16th Jul 20256510 AMAQI
16th Jul 20258811 AMAQI
16th Jul 20256912 PMAQI
16th Jul 2025721 PMAQI
16th Jul 2025622 PMAQI
16th Jul 2025603 PMAQI
16th Jul 2025624 PMAQI
16th Jul 2025655 PMAQI
16th Jul 2025586 PMAQI
16th Jul 2025707 PMAQI
16th Jul 2025708 PMAQI
16th Jul 2025709 PMAQI
16th Jul 20257110 PMAQI
16th Jul 20257411 PMAQI
17th Jul 20257212 AMAQI
17th Jul 2025701 AMAQI
17th Jul 2025702 AMAQI
17th Jul 2025703 AMAQI
17th Jul 2025704 AMAQI
29°C23/35°C
17th Jul 2025705 AMAQI
17th Jul 2025696 AMAQI
17th Jul 2025707 AMAQI
17th Jul 2025808 AMAQI
17th Jul 2025849 AMAQI
17th Jul 20257810 AMAQI
17th Jul 20256611 AMAQI
17th Jul 20256612 PMAQI
17th Jul 2025601 PMAQI
17th Jul 2025562 PMAQI
17th Jul 2025613 PMAQI
17th Jul 2025584 PMAQI
17th Jul 2025585 PMAQI
17th Jul 2025566 PMAQI
17th Jul 2025637 PMAQI
17th Jul 2025678 PMAQI
17th Jul 2025699 PMAQI
17th Jul 20256810 PMAQI
17th Jul 20256811 PMAQI
18th Jul 20257212 AMAQI
18th Jul 2025691 AMAQI
18th Jul 2025702 AMAQI
18th Jul 2025703 AMAQI
18th Jul 2025694 AMAQI
31°C26/37°C
18th Jul 2025705 AMAQI
18th Jul 2025696 AMAQI
18th Jul 2025707 AMAQI
18th Jul 2025668 AMAQI
18th Jul 2025609 AMAQI
18th Jul 20255910 AMAQI
18th Jul 20256611 AMAQI
18th Jul 20256712 PMAQI
18th Jul 2025601 PMAQI
18th Jul 2025552 PMAQI
18th Jul 2025563 PMAQI
18th Jul 2025564 PMAQI
18th Jul 2025575 PMAQI
18th Jul 2025576 PMAQI
18th Jul 2025607 PMAQI
18th Jul 2025688 PMAQI
18th Jul 2025689 PMAQI
18th Jul 20256810 PMAQI
18th Jul 20256811 PMAQI
19th Jul 20256912 AMAQI
19th Jul 2025691 AMAQI
19th Jul 2025682 AMAQI
19th Jul 2025693 AMAQI
19th Jul 2025694 AMAQI
32°C26/37°C
19th Jul 2025695 AMAQI
19th Jul 2025686 AMAQI
19th Jul 2025687 AMAQI
19th Jul 2025828 AMAQI
19th Jul 2025819 AMAQI
19th Jul 20259610 AMAQI
19th Jul 20258511 AMAQI
19th Jul 20258312 PMAQI
19th Jul 2025841 PMAQI
19th Jul 2025822 PMAQI
19th Jul 2025643 PMAQI
19th Jul 2025784 PMAQI
19th Jul 2025735 PMAQI
19th Jul 2025746 PMAQI
19th Jul 2025807 PMAQI
19th Jul 2025758 PMAQI
19th Jul 2025739 PMAQI
19th Jul 20257410 PMAQI
19th Jul 20257211 PMAQI
20th Jul 20257612 AMAQI
20th Jul 2025681 AMAQI
20th Jul 2025682 AMAQI
20th Jul 2025683 AMAQI
20th Jul 2025724 AMAQI
31°C26/37°C
20th Jul 2025725 AMAQI
20th Jul 2025716 AMAQI
20th Jul 2025727 AMAQI
20th Jul 2025818 AMAQI
20th Jul 2025869 AMAQI
20th Jul 20257610 AMAQI
20th Jul 20257211 AMAQI
20th Jul 202510312 PMAQI
20th Jul 2025801 PMAQI
20th Jul 2025502 PMAQI
20th Jul 2025463 PMAQI
20th Jul 2025324 PMAQI
20th Jul 2025365 PMAQI
20th Jul 2025376 PMAQI
20th Jul 2025527 PMAQI
20th Jul 2025678 PMAQI
20th Jul 2025699 PMAQI
20th Jul 20257110 PMAQI
20th Jul 20257211 PMAQI
21st Jul 20256912 AMAQI
21st Jul 2025701 AMAQI
21st Jul 2025692 AMAQI
21st Jul 2025703 AMAQI
21st Jul 2025704 AMAQI
27°C24/32°C
21st Jul 2025705 AMAQI
21st Jul 2025706 AMAQI
21st Jul 2025707 AMAQI
21st Jul 20251028 AMAQI
21st Jul 20251099 AMAQI
21st Jul 20258310 AMAQI
21st Jul 20258211 AMAQI
21st Jul 20258412 PMAQI
21st Jul 2025851 PMAQI
21st Jul 2025712 PMAQI
21st Jul 2025633 PMAQI
21st Jul 2025614 PMAQI
21st Jul 2025575 PMAQI
21st Jul 2025586 PMAQI
21st Jul 2025667 PMAQI
21st Jul 2025688 PMAQI
21st Jul 2025619 PMAQI
21st Jul 20256510 PMAQI
21st Jul 20257311 PMAQI
22nd Jul 20257512 AMAQI
22nd Jul 2025681 AMAQI
22nd Jul 2025702 AMAQI
22nd Jul 2025723 AMAQI
22nd Jul 2025734 AMAQI
30°C24/36°C
22nd Jul 2025725 AMAQI
22nd Jul 2025736 AMAQI
22nd Jul 2025747 AMAQI
22nd Jul 2025788 AMAQI
22nd Jul 2025779 AMAQI
22nd Jul 20254410 AMAQI
22nd Jul 20252811 AMAQI
22nd Jul 20253012 PMAQI
22nd Jul 2025351 PMAQI
22nd Jul 2025412 PMAQI
22nd Jul 2025603 PMAQI
22nd Jul 2025624 PMAQI
22nd Jul 2025575 PMAQI
22nd Jul 2025546 PMAQI
22nd Jul 2025547 PMAQI
22nd Jul 2025618 PMAQI
22nd Jul 2025609 PMAQI
22nd Jul 20256310 PMAQI
22nd Jul 20256411 PMAQI
23rd Jul 20256012 AMAQI
23rd Jul 2025671 AMAQI
23rd Jul 2025722 AMAQI
23rd Jul 2025693 AMAQI
23rd Jul 2025674 AMAQI
30°C25/35°C
23rd Jul 2025685 AMAQI
23rd Jul 2025676 AMAQI
23rd Jul 2025677 AMAQI
23rd Jul 2025358 AMAQI
23rd Jul 2025239 AMAQI
23rd Jul 20252210 AMAQI
23rd Jul 20254611 AMAQI
23rd Jul 20253312 PMAQI
23rd Jul 2025421 PMAQI
23rd Jul 2025392 PMAQI
23rd Jul 2025433 PMAQI
23rd Jul 2025304 PMAQI
23rd Jul 2025205 PMAQI
23rd Jul 2025266 PMAQI
23rd Jul 2025367 PMAQI
23rd Jul 2025628 PMAQI
23rd Jul 2025649 PMAQI
23rd Jul 20255510 PMAQI
23rd Jul 20255511 PMAQI
24th Jul 20255612 AMAQI
24th Jul 2025651 AMAQI
24th Jul 2025662 AMAQI
24th Jul 2025663 AMAQI
24th Jul 2025624 AMAQI
31°C26/36°C
24th Jul 2025625 AMAQI
24th Jul 2025626 AMAQI
24th Jul 2025627 AMAQI
24th Jul 2025348 AMAQI
24th Jul 2025289 AMAQI
24th Jul 20253210 AMAQI
24th Jul 20255311 AMAQI
24th Jul 20257212 PMAQI
24th Jul 2025611 PMAQI
24th Jul 2025612 PMAQI
24th Jul 2025563 PMAQI
24th Jul 2025624 PMAQI
24th Jul 2025685 PMAQI
24th Jul 2025626 PMAQI
24th Jul 2025537 PMAQI
24th Jul 2025588 PMAQI
24th Jul 2025599 PMAQI
24th Jul 20256210 PMAQI
24th Jul 20256111 PMAQI
25th Jul 20255812 AMAQI
25th Jul 2025621 AMAQI
25th Jul 2025632 AMAQI
25th Jul 2025623 AMAQI
25th Jul 2025614 AMAQI
31°C25/37°C
25th Jul 2025615 AMAQI
25th Jul 2025616 AMAQI
25th Jul 2025607 AMAQI
25th Jul 2025558 AMAQI
25th Jul 2025399 AMAQI
25th Jul 20255910 AMAQI
25th Jul 20256811 AMAQI
25th Jul 20257012 PMAQI
25th Jul 2025691 PMAQI
25th Jul 2025642 PMAQI
25th Jul 2025703 PMAQI
25th Jul 2025734 PMAQI
25th Jul 2025635 PMAQI
25th Jul 2025706 PMAQI
25th Jul 2025667 PMAQI
25th Jul 2025568 PMAQI
25th Jul 2025649 PMAQI
25th Jul 20256710 PMAQI
25th Jul 20256911 PMAQI
26th Jul 20256412 AMAQI
26th Jul 2025611 AMAQI
26th Jul 2025612 AMAQI
26th Jul 2025623 AMAQI
26th Jul 2025614 AMAQI
32°C27/37°C
26th Jul 2025615 AMAQI
26th Jul 2025616 AMAQI
26th Jul 2025617 AMAQI
26th Jul 2025648 AMAQI
26th Jul 2025629 AMAQI
26th Jul 20256610 AMAQI
26th Jul 20256811 AMAQI
26th Jul 20257212 PMAQI
26th Jul 2025641 PMAQI
26th Jul 2025632 PMAQI
26th Jul 2025623 PMAQI
26th Jul 2025584 PMAQI
26th Jul 2025615 PMAQI
26th Jul 2025506 PMAQI
26th Jul 2025447 PMAQI
26th Jul 2025588 PMAQI
26th Jul 2025589 PMAQI
26th Jul 20255810 PMAQI
26th Jul 20255811 PMAQI
27th Jul 20255912 AMAQI
27th Jul 2025621 AMAQI
27th Jul 2025612 AMAQI
27th Jul 2025623 AMAQI
27th Jul 2025624 AMAQI
33°C27/38°C
27th Jul 2025625 AMAQI
27th Jul 2025626 AMAQI
27th Jul 2025637 AMAQI
27th Jul 2025628 AMAQI
27th Jul 2025649 AMAQI
27th Jul 20256010 AMAQI
27th Jul 20252611 AMAQI
27th Jul 20252812 PMAQI
27th Jul 2025441 PMAQI
27th Jul 2025552 PMAQI
27th Jul 2025423 PMAQI
27th Jul 2025364 PMAQI
27th Jul 2025545 PMAQI
27th Jul 2025376 PMAQI
27th Jul 2025457 PMAQI
27th Jul 2025588 PMAQI
27th Jul 2025569 PMAQI
27th Jul 20255810 PMAQI
27th Jul 20255611 PMAQI
28th Jul 20255712 AMAQI
28th Jul 2025621 AMAQI
28th Jul 2025622 AMAQI
28th Jul 2025613 AMAQI
28th Jul 2025604 AMAQI
33°C27/39°C
28th Jul 2025615 AMAQI
28th Jul 2025606 AMAQI
28th Jul 2025607 AMAQI
28th Jul 2025628 AMAQI
28th Jul 2025649 AMAQI
28th Jul 20257210 AMAQI
28th Jul 20257411 AMAQI
28th Jul 20257412 PMAQI
28th Jul 2025771 PMAQI
28th Jul 2025662 PMAQI
28th Jul 2025673 PMAQI
28th Jul 2025584 PMAQI
28th Jul 2025545 PMAQI
28th Jul 2025556 PMAQI
28th Jul 2025767 PMAQI
28th Jul 2025608 PMAQI
28th Jul 2025629 PMAQI
28th Jul 20256810 PMAQI
28th Jul 20257011 PMAQI
29th Jul 20256412 AMAQI
29th Jul 2025611 AMAQI
29th Jul 2025612 AMAQI
29th Jul 2025613 AMAQI
29th Jul 2025634 AMAQI
33°C28/40°C
29th Jul 2025635 AMAQI
29th Jul 2025636 AMAQI
29th Jul 2025637 AMAQI
29th Jul 2025628 AMAQI
29th Jul 2025349 AMAQI
29th Jul 20253110 AMAQI
29th Jul 20253811 AMAQI
29th Jul 20255512 PMAQI
29th Jul 2025781 PMAQI
29th Jul 2025722 PMAQI
29th Jul 2025353 PMAQI
29th Jul 2025284 PMAQI
29th Jul 2025455 PMAQI
29th Jul 2025466 PMAQI
29th Jul 2025407 PMAQI
29th Jul 2025608 PMAQI
29th Jul 2025549 PMAQI
29th Jul 20255610 PMAQI
29th Jul 20255311 PMAQI
30th Jul 20255312 AMAQI
30th Jul 2025611 AMAQI
30th Jul 2025622 AMAQI
30th Jul 2025623 AMAQI
30th Jul 2025624 AMAQI
31°C25/37°C
30th Jul 2025615 AMAQI
30th Jul 2025626 AMAQI
30th Jul 2025627 AMAQI
30th Jul 2025518 AMAQI
30th Jul 2025579 AMAQI
30th Jul 20256210 AMAQI
30th Jul 20255911 AMAQI
30th Jul 20256112 PMAQI
30th Jul 2025341 PMAQI
30th Jul 2025382 PMAQI
30th Jul 2025423 PMAQI
30th Jul 2025344 PMAQI
30th Jul 2025405 PMAQI
30th Jul 2025586 PMAQI
30th Jul 2025557 PMAQI
30th Jul 2025628 PMAQI
30th Jul 2025629 PMAQI
30th Jul 20256510 PMAQI
30th Jul 20256511 PMAQI
31st Jul 20255812 AMAQI
31st Jul 2025591 AMAQI
31st Jul 2025612 AMAQI
31st Jul 2025603 AMAQI
31st Jul 2025604 AMAQI
30°C24/36°C
31st Jul 2025605 AMAQI
31st Jul 2025606 AMAQI
31st Jul 2025607 AMAQI
31st Jul 2025608 AMAQI
31st Jul 2025609 AMAQI
31st Jul 20255310 AMAQI
31st Jul 20255311 AMAQI
31st Jul 20255212 PMAQI
31st Jul 2025521 PMAQI
31st Jul 2025332 PMAQI
31st Jul 2025443 PMAQI
31st Jul 2025484 PMAQI
31st Jul 2025415 PMAQI
31st Jul 2025486 PMAQI
31st Jul 2025567 PMAQI
31st Jul 2025618 PMAQI
31st Jul 2025629 PMAQI
31st Jul 20256010 PMAQI
31st Jul 20256111 PMAQI
1st Aug 20256412 AMAQI
1st Aug 2025621 AMAQI
1st Aug 2025622 AMAQI
1st Aug 2025603 AMAQI
1st Aug 2025604 AMAQI
29°C23/36°C
1st Aug 2025605 AMAQI
1st Aug 2025596 AMAQI
1st Aug 2025597 AMAQI
1st Aug 2025758 AMAQI
1st Aug 2025739 AMAQI
1st Aug 20257210 AMAQI
1st Aug 20256211 AMAQI
1st Aug 20255612 PMAQI
1st Aug 2025631 PMAQI
1st Aug 2025622 PMAQI
1st Aug 2025613 PMAQI
1st Aug 2025694 PMAQI
1st Aug 2025665 PMAQI
1st Aug 2025656 PMAQI
1st Aug 2025647 PMAQI
1st Aug 2025648 PMAQI
1st Aug 2025619 PMAQI
1st Aug 20256110 PMAQI
1st Aug 20255911 PMAQI
2nd Aug 20256112 AMAQI
2nd Aug 2025591 AMAQI
2nd Aug 2025602 AMAQI
2nd Aug 2025613 AMAQI
2nd Aug 2025624 AMAQI
31°C25/38°C
2nd Aug 2025625 AMAQI
2nd Aug 2025616 AMAQI
2nd Aug 2025627 AMAQI
2nd Aug 2025688 AMAQI
2nd Aug 2025649 AMAQI
2nd Aug 20256510 AMAQI
2nd Aug 20256311 AMAQI
2nd Aug 20255312 PMAQI
2nd Aug 2025661 PMAQI
2nd Aug 2025562 PMAQI
2nd Aug 2025563 PMAQI
2nd Aug 2025634 PMAQI
2nd Aug 2025655 PMAQI
2nd Aug 2025656 PMAQI
2nd Aug 2025657 PMAQI
2nd Aug 2025618 PMAQI
2nd Aug 2025629 PMAQI
2nd Aug 20256410 PMAQI
2nd Aug 20256211 PMAQI
3rd Aug 20256112 AMAQI
3rd Aug 2025591 AMAQI
3rd Aug 2025592 AMAQI
3rd Aug 2025613 AMAQI
3rd Aug 2025614 AMAQI
32°C26/38°C
3rd Aug 2025615 AMAQI
3rd Aug 2025616 AMAQI
3rd Aug 2025617 AMAQI
3rd Aug 2025658 AMAQI
3rd Aug 2025709 AMAQI
3rd Aug 20256910 AMAQI
3rd Aug 20256411 AMAQI
3rd Aug 20256712 PMAQI
3rd Aug 2025701 PMAQI
3rd Aug 2025722 PMAQI
3rd Aug 2025703 PMAQI
3rd Aug 2025744 PMAQI
3rd Aug 2025715 PMAQI
3rd Aug 2025736 PMAQI
3rd Aug 2025687 PMAQI
3rd Aug 2025658 PMAQI
3rd Aug 2025639 PMAQI
3rd Aug 20256210 PMAQI
3rd Aug 20256211 PMAQI
4th Aug 20256412 AMAQI
4th Aug 2025591 AMAQI
4th Aug 2025602 AMAQI
4th Aug 2025603 AMAQI
4th Aug 2025614 AMAQI
--°C/°C
4th Aug 2025605 AMAQI
5 AM4th Aug 2025626 AMAQI
12 PM
7 PM
12 AM
4 AM
--°C/°C
Day time
Avg. Highest Time
5 AM - 1 PM
65AQI
9 hours / Day
270 hours / Month
Avg. Lowest Time
2 PM - 7 PM
61AQI
6 hours / Day
180 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 5 AM to 1 PM (Avg. 65), while the lowest AQI was between 2 PM to 7 PM (Avg. 61).
Night time
Avg. Highest Time
12 AM - 11 PM
65AQI
9 hours / Day
270 hours / Month
Avg. Lowest Time
12 AM - 11 PM
65AQI
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. 65), while the lowest AQI was between 12 AM to 11 PM (Avg. 65).
2025 Days Vs Air Quality
Environmental Monitoring Station, Hengshui, Hebei, China
2025
0.9%
2
67%
145
27%
57
5%
11
Total number of days with different AQI categories in last 215 days in 2025 (150 days remaining)
Good
2 DaysModerate
145 DaysPoor
57 DaysUnhealthy
11 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 0.93%
Health Risk Level:
Extreme
In 2025, 0.93% of 215 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
Environmental Monitoring Station, Hengshui, 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
163AQI
163AQI
2nd January 2025
88AQI
88AQI
3rd January 2025
137AQI
137AQI
4th January 2025
148AQI
148AQI
5th January 2025
136AQI
136AQI
6th January 2025
81AQI
81AQI
7th January 2025
85AQI
85AQI
8th January 2025
58AQI
58AQI
9th January 2025
61AQI
61AQI
10th January 2025
87AQI
87AQI
11th January 2025
121AQI
121AQI
12th January 2025
92AQI
92AQI
13th January 2025
139AQI
139AQI
14th January 2025
99AQI
99AQI
15th January 2025
85AQI
85AQI
16th January 2025
90AQI
90AQI
17th January 2025
115AQI
115AQI
18th January 2025
143AQI
143AQI
19th January 2025
126AQI
126AQI
20th January 2025
143AQI
143AQI
21st January 2025
164AQI
164AQI
22nd January 2025
104AQI
104AQI
23rd January 2025
144AQI
144AQI
24th January 2025
132AQI
132AQI
25th January 2025
159AQI
159AQI
26th January 2025
121AQI
121AQI
27th January 2025
80AQI
80AQI
28th January 2025
98AQI
98AQI
29th January 2025
177AQI
177AQI
30th January 2025
130AQI
130AQI
31st January 2025
155AQI
155AQI
1st February 2025
145AQI
145AQI
2nd February 2025
163AQI
163AQI
3rd February 2025
92AQI
92AQI
4th February 2025
84AQI
84AQI
5th February 2025
60AQI
60AQI
6th February 2025
133AQI
133AQI
7th February 2025
50AQI
50AQI
8th February 2025
57AQI
57AQI
9th February 2025
89AQI
89AQI
10th February 2025
123AQI
123AQI
11th February 2025
144AQI
144AQI
12th February 2025
91AQI
91AQI
13th February 2025
130AQI
130AQI
14th February 2025
129AQI
129AQI
15th February 2025
138AQI
138AQI
16th February 2025
84AQI
84AQI
17th February 2025
76AQI
76AQI
18th February 2025
87AQI
87AQI
19th February 2025
96AQI
96AQI
20th February 2025
127AQI
127AQI
21st February 2025
113AQI
113AQI
22nd February 2025
106AQI
106AQI
23rd February 2025
69AQI
69AQI
24th February 2025
97AQI
97AQI
25th February 2025
94AQI
94AQI
26th February 2025
136AQI
136AQI
27th February 2025
144AQI
144AQI
28th February 2025
172AQI
172AQI
1st March 2025
182AQI
182AQI
2nd March 2025
121AQI
121AQI
3rd March 2025
98AQI
98AQI
4th March 2025
88AQI
88AQI
5th March 2025
117AQI
117AQI
6th March 2025
75AQI
75AQI
7th March 2025
142AQI
142AQI
8th March 2025
136AQI
136AQI
9th March 2025
155AQI
155AQI
10th March 2025
157AQI
157AQI
11th March 2025
164AQI
164AQI
12th March 2025
142AQI
142AQI
13th March 2025
146AQI
146AQI
14th March 2025
125AQI
125AQI
15th March 2025
98AQI
98AQI
16th March 2025
73AQI
73AQI
17th March 2025
72AQI
72AQI
18th March 2025
56AQI
56AQI
19th March 2025
71AQI
71AQI
20th March 2025
54AQI
54AQI
21st March 2025
58AQI
58AQI
22nd March 2025
67AQI
67AQI
23rd March 2025
110AQI
110AQI
24th March 2025
96AQI
96AQI
25th March 2025
89AQI
89AQI
26th March 2025
110AQI
110AQI
27th March 2025
103AQI
103AQI
28th March 2025
95AQI
95AQI
29th March 2025
63AQI
63AQI
30th March 2025
83AQI
83AQI
31st March 2025
91AQI
91AQI
1st April 2025
82AQI
82AQI
2nd April 2025
58AQI
58AQI
3rd April 2025
85AQI
85AQI
4th April 2025
119AQI
119AQI
5th April 2025
59AQI
59AQI
6th April 2025
104AQI
104AQI
7th April 2025
126AQI
126AQI
8th April 2025
121AQI
121AQI
9th April 2025
111AQI
111AQI
10th April 2025
123AQI
123AQI
11th April 2025
146AQI
146AQI
12th April 2025
142AQI
142AQI
13th April 2025
80AQI
80AQI
14th April 2025
76AQI
76AQI
15th April 2025
73AQI
73AQI
16th April 2025
102AQI
102AQI
17th April 2025
123AQI
123AQI
18th April 2025
73AQI
73AQI
19th April 2025
93AQI
93AQI
20th April 2025
102AQI
102AQI
21st April 2025
99AQI
99AQI
22nd April 2025
76AQI
76AQI
23rd April 2025
99AQI
99AQI
24th April 2025
64AQI
64AQI
25th April 2025
90AQI
90AQI
26th April 2025
92AQI
92AQI
27th April 2025
81AQI
81AQI
28th April 2025
77AQI
77AQI
29th April 2025
71AQI
71AQI
30th April 2025
94AQI
94AQI
1st May 2025
62AQI
62AQI
2nd May 2025
84AQI
84AQI
3rd May 2025
54AQI
54AQI
4th May 2025
73AQI
73AQI
5th May 2025
111AQI
111AQI
6th May 2025
77AQI
77AQI
7th May 2025
111AQI
111AQI
8th May 2025
100AQI
100AQI
9th May 2025
77AQI
77AQI
10th May 2025
74AQI
74AQI
11th May 2025
69AQI
69AQI
12th May 2025
76AQI
76AQI
13th May 2025
90AQI
90AQI
14th May 2025
79AQI
79AQI
15th May 2025
63AQI
63AQI
16th May 2025
118AQI
118AQI
17th May 2025
75AQI
75AQI
18th May 2025
95AQI
95AQI
19th May 2025
111AQI
111AQI
20th May 2025
112AQI
112AQI
21st May 2025
107AQI
107AQI
22nd May 2025
130AQI
130AQI
23rd May 2025
122AQI
122AQI
24th May 2025
88AQI
88AQI
25th May 2025
88AQI
88AQI
26th May 2025
89AQI
89AQI
27th May 2025
92AQI
92AQI
28th May 2025
97AQI
97AQI
29th May 2025
92AQI
92AQI
30th May 2025
93AQI
93AQI
31st May 2025
98AQI
98AQI
1st June 2025
130AQI
130AQI
2nd June 2025
109AQI
109AQI
3rd June 2025
72AQI
72AQI
4th June 2025
63AQI
63AQI
5th June 2025
72AQI
72AQI
6th June 2025
89AQI
89AQI
7th June 2025
88AQI
88AQI
8th June 2025
83AQI
83AQI
9th June 2025
95AQI
95AQI
10th June 2025
73AQI
73AQI
11th June 2025
85AQI
85AQI
12th June 2025
87AQI
87AQI
13th June 2025
92AQI
92AQI
14th June 2025
89AQI
89AQI
15th June 2025
68AQI
68AQI
16th June 2025
54AQI
54AQI
17th June 2025
58AQI
58AQI
18th June 2025
66AQI
66AQI
19th June 2025
59AQI
59AQI
20th June 2025
68AQI
68AQI
21st June 2025
65AQI
65AQI
22nd June 2025
56AQI
56AQI
23rd June 2025
61AQI
61AQI
24th June 2025
62AQI
62AQI
25th June 2025
69AQI
69AQI
26th June 2025
73AQI
73AQI
27th June 2025
81AQI
81AQI
28th June 2025
73AQI
73AQI
29th June 2025
74AQI
74AQI
30th June 2025
71AQI
71AQI
1st July 2025
62AQI
62AQI
2nd July 2025
64AQI
64AQI
3rd July 2025
57AQI
57AQI
4th July 2025
63AQI
63AQI
5th July 2025
60AQI
60AQI
6th July 2025
56AQI
56AQI
7th July 2025
58AQI
58AQI
8th July 2025
60AQI
60AQI
9th July 2025
66AQI
66AQI
10th July 2025
76AQI
76AQI
11th July 2025
79AQI
79AQI
12th July 2025
78AQI
78AQI
13th July 2025
71AQI
71AQI
14th July 2025
66AQI
66AQI
15th July 2025
70AQI
70AQI
16th July 2025
69AQI
69AQI
17th July 2025
68AQI
68AQI
18th July 2025
66AQI
66AQI
19th July 2025
75AQI
75AQI
20th July 2025
66AQI
66AQI
21st July 2025
71AQI
71AQI
22nd July 2025
61AQI
61AQI
23rd July 2025
50AQI
50AQI
24th July 2025
59AQI
59AQI
25th July 2025
63AQI
63AQI
26th July 2025
60AQI
60AQI
27th July 2025
54AQI
54AQI
28th July 2025
64AQI
64AQI
29th July 2025
54AQI
54AQI
30th July 2025
56AQI
56AQI
31st July 2025
56AQI
56AQI
1st August 2025
63AQI
63AQI
2nd August 2025
62AQI
62AQI
3rd August 2025
61AQI
61AQI
118AQI
108AQI
104AQI
95AQI
91AQI
76AQI
64AQI
62AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202593AQI
12
14
5
1
13
12
2
17
10
4
19
11
23
8
28
2
1
30
3
2
145
57
11
Highest AQI recorded in
January118AQI
Lowest AQI recorded in
August62AQI
2024100AQI
9
9
10
3
11
6
11
1
1
7
20
3
16
13
1
1
23
7
22
8
5
17
9
5
26
8
16
5
1
4
7
11
8
1
1
12
12
5
14
16
1
25
180
116
40
5
Highest AQI recorded in
January134AQI
Lowest AQI recorded in
August66AQI
2023107AQI
3
6
6
11
5
7
10
10
1
6
19
4
2
3
12
10
5
17
14
27
3
3
25
3
7
24
3
13
14
1
16
9
2
3
4
11
5
6
3
1
6
10
9
5
25
170
103
42
24
Highest AQI recorded in
January146AQI
Lowest AQI recorded in
August61AQI
2022109AQI
3
12
14
2
8
4
9
3
6
12
9
1
12
5
23
8
1
21
8
4
16
1
1
2
15
11
5
10
10
6
3
6
9
7
5
1
11
9
7
1
2
19
132
89
52
9
2
Highest AQI recorded in
January151AQI
Lowest AQI recorded in
July65AQI
2021107AQI
5
11
13
2
7
10
9
2
4
11
11
3
2
13
13
3
1
1
16
13
1
19
11
10
21
2
27
2
7
17
6
5
13
9
4
1
12
9
7
1
1
9
11
8
2
27
163
106
55
11
3
Highest AQI recorded in
March167AQI
Lowest AQI recorded in
July54AQI
2020111AQI
1
5
7
9
11
1
12
5
1
16
12
2
12
18
1
1
17
13
1
14
13
2
11
12
7
1
6
14
9
1
6
9
10
6
3
108
114
33
8
Highest AQI recorded in
December149AQI
Lowest AQI recorded in
August90AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2020(Avg.)
111AQILeast Polluted Year Recorded
2025(Avg.)
93AQIEnvironmental Monitoring Station's annual 2025 AQI (93) shows an average percentage change of -12.9% (improved AQI) compared to previous years: 2020 (111), 2021 (107), 2022 (109), 2023 (107), 2024 (100).
