Ningjin County Experiment A Small, Xinji, 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
Ningjin County Experiment A Small, Xinji, Hebei, China
2021
2022
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
16th Aug 2021
131AQILowest AQI recorded on
12th Aug 2024
47AQISame Day Analysis (2nd August ):
On this day, AQI across the 4 years varied significantly: 2025 ranks 2nd highest AQI at 64 of Moderate air quality, showing improvement over 2024 on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 3rd Aug - 4th Aug 2025
Ningjin County Experiment A Small, Xinji, 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
11AM3rd Aug
84AQI
Avg. Lowest Time
1AM4th Aug
62AQI
In the last 24 hours,
Ningjin County Experiment A Small's AQI reached its highest point of 84 at 11 AM during the Night, while the lowest point, undefined, was recorded at 4 AM during the Night between 3rd Aug and 4th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Ningjin County Experiment A Small, Xinji, 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 2025627 AMAQI
5th Jul 2025528 AMAQI
5th Jul 2025549 AMAQI
5th Jul 20255010 AMAQI
5th Jul 20254311 AMAQI
5th Jul 20255512 PMAQI
5th Jul 2025521 PMAQI
5th Jul 2025532 PMAQI
5th Jul 2025543 PMAQI
5th Jul 2025544 PMAQI
5th Jul 2025545 PMAQI
5th Jul 2025546 PMAQI
5th Jul 2025567 PMAQI
5th Jul 2025598 PMAQI
5th Jul 2025589 PMAQI
5th Jul 20255910 PMAQI
5th Jul 20255911 PMAQI
6th Jul 20256012 AMAQI
6th Jul 2025621 AMAQI
6th Jul 2025622 AMAQI
6th Jul 2025613 AMAQI
6th Jul 2025614 AMAQI
33°C29/38°C
6th Jul 2025615 AMAQI
6th Jul 2025616 AMAQI
6th Jul 2025617 AMAQI
6th Jul 2025558 AMAQI
6th Jul 2025439 AMAQI
6th Jul 20254710 AMAQI
6th Jul 20254811 AMAQI
6th Jul 20255312 PMAQI
6th Jul 2025551 PMAQI
6th Jul 2025522 PMAQI
6th Jul 2025533 PMAQI
6th Jul 2025504 PMAQI
6th Jul 2025485 PMAQI
6th Jul 2025506 PMAQI
6th Jul 2025527 PMAQI
6th Jul 2025588 PMAQI
6th Jul 2025579 PMAQI
6th Jul 20255710 PMAQI
6th Jul 20255811 PMAQI
7th Jul 20255812 AMAQI
7th Jul 2025601 AMAQI
7th Jul 2025612 AMAQI
7th Jul 2025603 AMAQI
7th Jul 2025584 AMAQI
32°C29/36°C
7th Jul 2025585 AMAQI
7th Jul 2025586 AMAQI
7th Jul 2025587 AMAQI
7th Jul 2025558 AMAQI
7th Jul 2025599 AMAQI
7th Jul 20255610 AMAQI
7th Jul 20255711 AMAQI
7th Jul 20256212 PMAQI
7th Jul 2025621 PMAQI
7th Jul 2025592 PMAQI
7th Jul 2025633 PMAQI
7th Jul 2025684 PMAQI
7th Jul 2025695 PMAQI
7th Jul 2025656 PMAQI
7th Jul 2025607 PMAQI
7th Jul 2025648 PMAQI
7th Jul 2025649 PMAQI
7th Jul 20256310 PMAQI
7th Jul 20256311 PMAQI
8th Jul 20256212 AMAQI
8th Jul 2025581 AMAQI
8th Jul 2025582 AMAQI
8th Jul 2025583 AMAQI
8th Jul 2025584 AMAQI
30°C25/35°C
8th Jul 2025585 AMAQI
8th Jul 2025586 AMAQI
8th Jul 2025587 AMAQI
8th Jul 2025648 AMAQI
8th Jul 2025719 AMAQI
8th Jul 20257210 AMAQI
8th Jul 20256911 AMAQI
8th Jul 20256412 PMAQI
8th Jul 2025621 PMAQI
8th Jul 2025672 PMAQI
8th Jul 2025693 PMAQI
8th Jul 2025714 PMAQI
8th Jul 2025685 PMAQI
8th Jul 2025686 PMAQI
8th Jul 2025647 PMAQI
8th Jul 2025638 PMAQI
8th Jul 2025649 PMAQI
8th Jul 20256210 PMAQI
8th Jul 20256311 PMAQI
9th Jul 20256312 AMAQI
9th Jul 2025581 AMAQI
9th Jul 2025582 AMAQI
9th Jul 2025593 AMAQI
9th Jul 2025604 AMAQI
31°C25/36°C
9th Jul 2025605 AMAQI
9th Jul 2025606 AMAQI
9th Jul 2025607 AMAQI
9th Jul 2025908 AMAQI
9th Jul 2025849 AMAQI
9th Jul 20258210 AMAQI
9th Jul 20258511 AMAQI
9th Jul 20257612 PMAQI
9th Jul 2025751 PMAQI
9th Jul 2025832 PMAQI
9th Jul 2025753 PMAQI
9th Jul 2025684 PMAQI
9th Jul 2025665 PMAQI
9th Jul 2025616 PMAQI
9th Jul 2025667 PMAQI
9th Jul 2025628 PMAQI
9th Jul 2025639 PMAQI
9th Jul 20256310 PMAQI
9th Jul 20256311 PMAQI
10th Jul 20256312 AMAQI
10th Jul 2025611 AMAQI
10th Jul 2025612 AMAQI
10th Jul 2025603 AMAQI
10th Jul 2025624 AMAQI
30°C26/36°C
10th Jul 2025615 AMAQI
10th Jul 2025626 AMAQI
10th Jul 2025617 AMAQI
10th Jul 20251028 AMAQI
10th Jul 20251219 AMAQI
10th Jul 202511910 AMAQI
10th Jul 202510611 AMAQI
10th Jul 20259212 PMAQI
10th Jul 2025901 PMAQI
10th Jul 2025882 PMAQI
10th Jul 2025843 PMAQI
10th Jul 2025864 PMAQI
10th Jul 2025895 PMAQI
10th Jul 2025906 PMAQI
10th Jul 2025797 PMAQI
10th Jul 2025688 PMAQI
10th Jul 2025679 PMAQI
10th Jul 20256810 PMAQI
10th Jul 20256911 PMAQI
11th Jul 20256812 AMAQI
11th Jul 2025631 AMAQI
11th Jul 2025622 AMAQI
11th Jul 2025633 AMAQI
11th Jul 2025654 AMAQI
31°C26/36°C
11th Jul 2025655 AMAQI
11th Jul 2025666 AMAQI
11th Jul 2025667 AMAQI
11th Jul 2025898 AMAQI
11th Jul 2025929 AMAQI
11th Jul 20259610 AMAQI
11th Jul 20259711 AMAQI
11th Jul 20258812 PMAQI
11th Jul 2025881 PMAQI
11th Jul 2025872 PMAQI
11th Jul 2025843 PMAQI
11th Jul 2025834 PMAQI
11th Jul 2025805 PMAQI
11th Jul 2025816 PMAQI
11th Jul 2025797 PMAQI
11th Jul 2025718 PMAQI
11th Jul 2025729 PMAQI
11th Jul 20257410 PMAQI
11th Jul 20257311 PMAQI
12th Jul 20257212 AMAQI
12th Jul 2025681 AMAQI
12th Jul 2025662 AMAQI
12th Jul 2025673 AMAQI
12th Jul 2025684 AMAQI
32°C27/36°C
12th Jul 2025685 AMAQI
12th Jul 2025686 AMAQI
12th Jul 2025687 AMAQI
12th Jul 20251068 AMAQI
12th Jul 20251149 AMAQI
12th Jul 202511210 AMAQI
12th Jul 202510311 AMAQI
12th Jul 20259012 PMAQI
12th Jul 2025881 PMAQI
12th Jul 2025862 PMAQI
12th Jul 2025813 PMAQI
12th Jul 2025814 PMAQI
12th Jul 2025805 PMAQI
12th Jul 2025806 PMAQI
12th Jul 2025767 PMAQI
12th Jul 2025728 PMAQI
12th Jul 2025739 PMAQI
12th Jul 20257310 PMAQI
12th Jul 20257311 PMAQI
13th Jul 20257412 AMAQI
13th Jul 2025681 AMAQI
13th Jul 2025682 AMAQI
13th Jul 2025693 AMAQI
13th Jul 2025714 AMAQI
33°C28/39°C
13th Jul 2025715 AMAQI
13th Jul 2025716 AMAQI
13th Jul 2025707 AMAQI
13th Jul 2025738 AMAQI
13th Jul 2025789 AMAQI
13th Jul 20258510 AMAQI
13th Jul 20258611 AMAQI
13th Jul 20258312 PMAQI
13th Jul 2025811 PMAQI
13th Jul 2025802 PMAQI
13th Jul 2025773 PMAQI
13th Jul 2025764 PMAQI
13th Jul 2025745 PMAQI
13th Jul 2025736 PMAQI
13th Jul 2025747 PMAQI
13th Jul 2025728 PMAQI
13th Jul 2025749 PMAQI
13th Jul 20257210 PMAQI
13th Jul 20257211 PMAQI
14th Jul 20257012 AMAQI
14th Jul 2025701 AMAQI
14th Jul 2025702 AMAQI
14th Jul 2025713 AMAQI
14th Jul 2025724 AMAQI
33°C28/39°C
14th Jul 2025735 AMAQI
14th Jul 2025726 AMAQI
14th Jul 2025727 AMAQI
14th Jul 2025758 AMAQI
14th Jul 2025829 AMAQI
14th Jul 20258810 AMAQI
14th Jul 20258611 AMAQI
14th Jul 20257612 PMAQI
14th Jul 2025741 PMAQI
14th Jul 2025702 PMAQI
14th Jul 2025663 PMAQI
14th Jul 2025634 PMAQI
14th Jul 2025625 PMAQI
14th Jul 2025666 PMAQI
14th Jul 2025647 PMAQI
14th Jul 2025688 PMAQI
14th Jul 2025689 PMAQI
14th Jul 20257010 PMAQI
14th Jul 20256911 PMAQI
15th Jul 20256812 AMAQI
15th Jul 2025701 AMAQI
15th Jul 2025692 AMAQI
15th Jul 2025713 AMAQI
15th Jul 2025724 AMAQI
32°C28/36°C
15th Jul 2025725 AMAQI
15th Jul 2025726 AMAQI
15th Jul 2025737 AMAQI
15th Jul 2025768 AMAQI
15th Jul 2025679 AMAQI
15th Jul 20257210 AMAQI
15th Jul 20257311 AMAQI
15th Jul 20257312 PMAQI
15th Jul 2025731 PMAQI
15th Jul 2025782 PMAQI
15th Jul 2025723 PMAQI
15th Jul 2025764 PMAQI
15th Jul 2025785 PMAQI
15th Jul 2025766 PMAQI
15th Jul 2025757 PMAQI
15th Jul 2025728 PMAQI
15th Jul 2025729 PMAQI
15th Jul 20257110 PMAQI
15th Jul 20257011 PMAQI
16th Jul 20257212 AMAQI
16th Jul 2025731 AMAQI
16th Jul 2025732 AMAQI
16th Jul 2025723 AMAQI
16th Jul 2025704 AMAQI
31°C27/38°C
16th Jul 2025695 AMAQI
16th Jul 2025706 AMAQI
16th Jul 2025707 AMAQI
16th Jul 2025818 AMAQI
16th Jul 2025889 AMAQI
16th Jul 20258010 AMAQI
16th Jul 20258711 AMAQI
16th Jul 20258212 PMAQI
16th Jul 2025781 PMAQI
16th Jul 2025762 PMAQI
16th Jul 2025693 PMAQI
16th Jul 2025644 PMAQI
16th Jul 2025635 PMAQI
16th Jul 2025596 PMAQI
16th Jul 2025657 PMAQI
16th Jul 2025718 PMAQI
16th Jul 2025719 PMAQI
16th Jul 20257210 PMAQI
16th Jul 20257011 PMAQI
17th Jul 20257412 AMAQI
17th Jul 2025711 AMAQI
17th Jul 2025722 AMAQI
17th Jul 2025723 AMAQI
17th Jul 2025734 AMAQI
30°C23/37°C
17th Jul 2025725 AMAQI
17th Jul 2025736 AMAQI
17th Jul 2025737 AMAQI
17th Jul 2025798 AMAQI
17th Jul 2025779 AMAQI
17th Jul 20257610 AMAQI
17th Jul 20256811 AMAQI
17th Jul 20256612 PMAQI
17th Jul 2025631 PMAQI
17th Jul 2025612 PMAQI
17th Jul 2025593 PMAQI
17th Jul 2025584 PMAQI
17th Jul 2025625 PMAQI
17th Jul 2025606 PMAQI
17th Jul 2025647 PMAQI
17th Jul 2025708 PMAQI
17th Jul 2025689 PMAQI
17th Jul 20256810 PMAQI
17th Jul 20256911 PMAQI
18th Jul 20257112 AMAQI
18th Jul 2025721 AMAQI
18th Jul 2025722 AMAQI
18th Jul 2025723 AMAQI
18th Jul 2025724 AMAQI
32°C26/37°C
18th Jul 2025715 AMAQI
18th Jul 2025726 AMAQI
18th Jul 2025727 AMAQI
18th Jul 2025768 AMAQI
18th Jul 2025739 AMAQI
18th Jul 20257210 AMAQI
18th Jul 20256811 AMAQI
18th Jul 20256412 PMAQI
18th Jul 2025621 PMAQI
18th Jul 2025622 PMAQI
18th Jul 2025603 PMAQI
18th Jul 2025614 PMAQI
18th Jul 2025625 PMAQI
18th Jul 2025616 PMAQI
18th Jul 2025647 PMAQI
18th Jul 2025688 PMAQI
18th Jul 2025689 PMAQI
18th Jul 20256910 PMAQI
18th Jul 20256811 PMAQI
19th Jul 20257012 AMAQI
19th Jul 2025711 AMAQI
19th Jul 2025702 AMAQI
19th Jul 2025703 AMAQI
19th Jul 2025694 AMAQI
33°C27/39°C
19th Jul 2025705 AMAQI
19th Jul 2025696 AMAQI
19th Jul 2025707 AMAQI
19th Jul 2025828 AMAQI
19th Jul 2025829 AMAQI
19th Jul 20258010 AMAQI
19th Jul 20258411 AMAQI
19th Jul 20257712 PMAQI
19th Jul 2025741 PMAQI
19th Jul 2025812 PMAQI
19th Jul 2025653 PMAQI
19th Jul 2025724 PMAQI
19th Jul 2025725 PMAQI
19th Jul 2025706 PMAQI
19th Jul 2025747 PMAQI
19th Jul 2025718 PMAQI
19th Jul 2025709 PMAQI
19th Jul 20257210 PMAQI
19th Jul 20257111 PMAQI
20th Jul 20257412 AMAQI
20th Jul 2025701 AMAQI
20th Jul 2025692 AMAQI
20th Jul 2025693 AMAQI
20th Jul 2025704 AMAQI
32°C27/39°C
20th Jul 2025705 AMAQI
20th Jul 2025706 AMAQI
20th Jul 2025707 AMAQI
20th Jul 2025728 AMAQI
20th Jul 2025759 AMAQI
20th Jul 20257210 AMAQI
20th Jul 20257211 AMAQI
20th Jul 20257412 PMAQI
20th Jul 2025701 PMAQI
20th Jul 2025662 PMAQI
20th Jul 2025703 PMAQI
20th Jul 2025624 PMAQI
20th Jul 2025645 PMAQI
20th Jul 2025686 PMAQI
20th Jul 2025747 PMAQI
20th Jul 2025728 PMAQI
20th Jul 2025749 PMAQI
20th Jul 20257010 PMAQI
20th Jul 20256911 PMAQI
21st Jul 20256812 AMAQI
21st Jul 2025691 AMAQI
21st Jul 2025692 AMAQI
21st Jul 2025703 AMAQI
21st Jul 2025704 AMAQI
26°C23/29°C
21st Jul 2025705 AMAQI
21st Jul 2025706 AMAQI
21st Jul 2025707 AMAQI
21st Jul 2025828 AMAQI
21st Jul 2025879 AMAQI
21st Jul 20257610 AMAQI
21st Jul 20257411 AMAQI
21st Jul 20257212 PMAQI
21st Jul 2025781 PMAQI
21st Jul 2025652 PMAQI
21st Jul 2025703 PMAQI
21st Jul 2025684 PMAQI
21st Jul 2025615 PMAQI
21st Jul 2025616 PMAQI
21st Jul 2025667 PMAQI
21st Jul 2025708 PMAQI
21st Jul 2025689 PMAQI
21st Jul 20257010 PMAQI
21st Jul 20257011 PMAQI
22nd Jul 20257212 AMAQI
22nd Jul 2025681 AMAQI
22nd Jul 2025682 AMAQI
22nd Jul 2025693 AMAQI
22nd Jul 2025714 AMAQI
29°C23/35°C
22nd Jul 2025725 AMAQI
22nd Jul 2025716 AMAQI
22nd Jul 2025717 AMAQI
22nd Jul 2025738 AMAQI
22nd Jul 2025879 AMAQI
22nd Jul 20257210 AMAQI
22nd Jul 20256611 AMAQI
22nd Jul 20256012 PMAQI
22nd Jul 2025481 PMAQI
22nd Jul 2025522 PMAQI
22nd Jul 2025613 PMAQI
22nd Jul 2025584 PMAQI
22nd Jul 2025505 PMAQI
22nd Jul 2025396 PMAQI
22nd Jul 2025467 PMAQI
22nd Jul 2025588 PMAQI
22nd Jul 2025589 PMAQI
22nd Jul 20256110 PMAQI
22nd Jul 20256511 PMAQI
23rd Jul 20256412 AMAQI
23rd Jul 2025671 AMAQI
23rd Jul 2025682 AMAQI
23rd Jul 2025693 AMAQI
23rd Jul 2025684 AMAQI
31°C25/37°C
23rd Jul 2025685 AMAQI
23rd Jul 2025686 AMAQI
23rd Jul 2025687 AMAQI
23rd Jul 2025388 AMAQI
23rd Jul 2025269 AMAQI
23rd Jul 20253610 AMAQI
23rd Jul 20254811 AMAQI
23rd Jul 20255112 PMAQI
23rd Jul 2025521 PMAQI
23rd Jul 2025562 PMAQI
23rd Jul 2025543 PMAQI
23rd Jul 2025444 PMAQI
23rd Jul 2025385 PMAQI
23rd Jul 2025426 PMAQI
23rd Jul 2025367 PMAQI
23rd Jul 2025588 PMAQI
23rd Jul 2025589 PMAQI
23rd Jul 20255910 PMAQI
23rd Jul 20255811 PMAQI
24th Jul 20255812 AMAQI
24th Jul 2025641 AMAQI
24th Jul 2025662 AMAQI
24th Jul 2025663 AMAQI
24th Jul 2025624 AMAQI
30°C26/36°C
24th Jul 2025635 AMAQI
24th Jul 2025626 AMAQI
24th Jul 2025627 AMAQI
24th Jul 2025548 AMAQI
24th Jul 2025569 AMAQI
24th Jul 20255810 AMAQI
24th Jul 20256611 AMAQI
24th Jul 20256812 PMAQI
24th Jul 2025601 PMAQI
24th Jul 2025592 PMAQI
24th Jul 2025583 PMAQI
24th Jul 2025574 PMAQI
24th Jul 2025565 PMAQI
24th Jul 2025546 PMAQI
24th Jul 2025557 PMAQI
24th Jul 2025588 PMAQI
24th Jul 2025599 PMAQI
24th Jul 20256010 PMAQI
24th Jul 20256011 PMAQI
25th Jul 20256012 AMAQI
25th Jul 2025621 AMAQI
25th Jul 2025632 AMAQI
25th Jul 2025623 AMAQI
25th Jul 2025614 AMAQI
31°C25/38°C
25th Jul 2025615 AMAQI
25th Jul 2025606 AMAQI
25th Jul 2025607 AMAQI
25th Jul 2025578 AMAQI
25th Jul 2025549 AMAQI
25th Jul 20255910 AMAQI
25th Jul 20256311 AMAQI
25th Jul 20256612 PMAQI
25th Jul 2025681 PMAQI
25th Jul 2025712 PMAQI
25th Jul 2025673 PMAQI
25th Jul 2025684 PMAQI
25th Jul 2025645 PMAQI
25th Jul 2025676 PMAQI
25th Jul 2025647 PMAQI
25th Jul 2025588 PMAQI
25th Jul 2025629 PMAQI
25th Jul 20256310 PMAQI
25th Jul 20256511 PMAQI
26th Jul 20256512 AMAQI
26th Jul 2025611 AMAQI
26th Jul 2025612 AMAQI
26th Jul 2025613 AMAQI
26th Jul 2025614 AMAQI
32°C27/38°C
26th Jul 2025615 AMAQI
26th Jul 2025616 AMAQI
26th Jul 2025617 AMAQI
26th Jul 2025738 AMAQI
26th Jul 2025729 AMAQI
26th Jul 20257210 AMAQI
26th Jul 20256711 AMAQI
26th Jul 20256412 PMAQI
26th Jul 2025621 PMAQI
26th Jul 2025602 PMAQI
26th Jul 2025603 PMAQI
26th Jul 2025584 PMAQI
26th Jul 2025565 PMAQI
26th Jul 2025546 PMAQI
26th Jul 2025567 PMAQI
26th Jul 2025618 PMAQI
26th Jul 2025619 PMAQI
26th Jul 20256310 PMAQI
26th Jul 20256211 PMAQI
27th Jul 20256212 AMAQI
27th Jul 2025621 AMAQI
27th Jul 2025612 AMAQI
27th Jul 2025613 AMAQI
27th Jul 2025624 AMAQI
34°C28/40°C
27th Jul 2025625 AMAQI
27th Jul 2025626 AMAQI
27th Jul 2025627 AMAQI
27th Jul 2025608 AMAQI
27th Jul 2025649 AMAQI
27th Jul 20256310 AMAQI
27th Jul 20255911 AMAQI
27th Jul 20256412 PMAQI
27th Jul 2025611 PMAQI
27th Jul 2025602 PMAQI
27th Jul 2025563 PMAQI
27th Jul 2025534 PMAQI
27th Jul 2025565 PMAQI
27th Jul 2025626 PMAQI
27th Jul 2025607 PMAQI
27th Jul 2025608 PMAQI
27th Jul 2025619 PMAQI
27th Jul 20256310 PMAQI
27th Jul 20256411 PMAQI
28th Jul 20256312 AMAQI
28th Jul 2025621 AMAQI
28th Jul 2025622 AMAQI
28th Jul 2025623 AMAQI
28th Jul 2025594 AMAQI
34°C28/41°C
28th Jul 2025585 AMAQI
28th Jul 2025606 AMAQI
28th Jul 2025597 AMAQI
28th Jul 2025728 AMAQI
28th Jul 2025809 AMAQI
28th Jul 20257810 AMAQI
28th Jul 20257311 AMAQI
28th Jul 20256612 PMAQI
28th Jul 2025691 PMAQI
28th Jul 2025632 PMAQI
28th Jul 2025633 PMAQI
28th Jul 2025634 PMAQI
28th Jul 2025625 PMAQI
28th Jul 2025626 PMAQI
28th Jul 2025707 PMAQI
28th Jul 2025658 PMAQI
28th Jul 2025659 PMAQI
28th Jul 20256510 PMAQI
28th Jul 20256711 PMAQI
29th Jul 20256412 AMAQI
29th Jul 2025611 AMAQI
29th Jul 2025602 AMAQI
29th Jul 2025613 AMAQI
29th Jul 2025634 AMAQI
34°C28/40°C
29th Jul 2025635 AMAQI
29th Jul 2025646 AMAQI
29th Jul 2025647 AMAQI
29th Jul 2025518 AMAQI
29th Jul 2025369 AMAQI
29th Jul 20253210 AMAQI
29th Jul 20254011 AMAQI
29th Jul 20254412 PMAQI
29th Jul 2025521 PMAQI
29th Jul 2025572 PMAQI
29th Jul 2025403 PMAQI
29th Jul 2025384 PMAQI
29th Jul 2025415 PMAQI
29th Jul 2025426 PMAQI
29th Jul 2025447 PMAQI
29th Jul 2025568 PMAQI
29th Jul 2025579 PMAQI
29th Jul 20255710 PMAQI
29th Jul 20255611 PMAQI
30th Jul 20255612 AMAQI
30th Jul 2025611 AMAQI
30th Jul 2025632 AMAQI
30th Jul 2025633 AMAQI
30th Jul 2025604 AMAQI
32°C26/40°C
30th Jul 2025615 AMAQI
30th Jul 2025626 AMAQI
30th Jul 2025607 AMAQI
30th Jul 2025578 AMAQI
30th Jul 2025589 AMAQI
30th Jul 20255610 AMAQI
30th Jul 20255611 AMAQI
30th Jul 20255812 PMAQI
30th Jul 2025521 PMAQI
30th Jul 2025522 PMAQI
30th Jul 2025513 PMAQI
30th Jul 2025474 PMAQI
30th Jul 2025525 PMAQI
30th Jul 2025546 PMAQI
30th Jul 2025547 PMAQI
30th Jul 2025608 PMAQI
30th Jul 2025599 PMAQI
30th Jul 20255810 PMAQI
30th Jul 20255811 PMAQI
31st Jul 20255612 AMAQI
31st Jul 2025571 AMAQI
31st Jul 2025602 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 20256110 AMAQI
31st Jul 20256011 AMAQI
31st Jul 20256212 PMAQI
31st Jul 2025601 PMAQI
31st Jul 2025582 PMAQI
31st Jul 2025553 PMAQI
31st Jul 2025564 PMAQI
31st Jul 2025565 PMAQI
31st Jul 2025576 PMAQI
31st Jul 2025577 PMAQI
31st Jul 2025598 PMAQI
31st Jul 2025619 PMAQI
31st Jul 20256110 PMAQI
31st Jul 20256011 PMAQI
1st Aug 20256312 AMAQI
1st Aug 2025611 AMAQI
1st Aug 2025612 AMAQI
1st Aug 2025613 AMAQI
1st Aug 2025604 AMAQI
30°C25/37°C
1st Aug 2025605 AMAQI
1st Aug 2025616 AMAQI
1st Aug 2025597 AMAQI
1st Aug 2025718 AMAQI
1st Aug 2025689 AMAQI
1st Aug 20256510 AMAQI
1st Aug 20256011 AMAQI
1st Aug 20255812 PMAQI
1st Aug 2025671 PMAQI
1st Aug 2025692 PMAQI
1st Aug 2025683 PMAQI
1st Aug 2025734 PMAQI
1st Aug 2025695 PMAQI
1st Aug 2025686 PMAQI
1st Aug 2025647 PMAQI
1st Aug 2025648 PMAQI
1st Aug 2025639 PMAQI
1st Aug 20256310 PMAQI
1st Aug 20256011 PMAQI
2nd Aug 20256212 AMAQI
2nd Aug 2025591 AMAQI
2nd Aug 2025602 AMAQI
2nd Aug 2025613 AMAQI
2nd Aug 2025624 AMAQI
31°C24/39°C
2nd Aug 2025625 AMAQI
2nd Aug 2025626 AMAQI
2nd Aug 2025627 AMAQI
2nd Aug 2025678 AMAQI
2nd Aug 2025719 AMAQI
2nd Aug 20256610 AMAQI
2nd Aug 20256611 AMAQI
2nd Aug 20256112 PMAQI
2nd Aug 2025681 PMAQI
2nd Aug 2025622 PMAQI
2nd Aug 2025633 PMAQI
2nd Aug 2025644 PMAQI
2nd Aug 2025685 PMAQI
2nd Aug 2025696 PMAQI
2nd Aug 2025707 PMAQI
2nd Aug 2025658 PMAQI
2nd Aug 2025669 PMAQI
2nd Aug 20256510 PMAQI
2nd Aug 20256511 PMAQI
3rd Aug 20256412 AMAQI
3rd Aug 2025591 AMAQI
3rd Aug 2025602 AMAQI
3rd Aug 2025623 AMAQI
3rd Aug 2025634 AMAQI
32°C26/39°C
3rd Aug 2025625 AMAQI
3rd Aug 2025626 AMAQI
3rd Aug 2025627 AMAQI
3rd Aug 2025678 AMAQI
3rd Aug 2025749 AMAQI
3rd Aug 20257310 AMAQI
3rd Aug 20258411 AMAQI
3rd Aug 20257012 PMAQI
3rd Aug 2025691 PMAQI
3rd Aug 2025702 PMAQI
3rd Aug 2025723 PMAQI
3rd Aug 2025684 PMAQI
3rd Aug 2025715 PMAQI
3rd Aug 2025766 PMAQI
3rd Aug 2025707 PMAQI
3rd Aug 2025688 PMAQI
3rd Aug 2025659 PMAQI
3rd Aug 20256610 PMAQI
3rd Aug 20256511 PMAQI
4th Aug 20256412 AMAQI
4th Aug 2025621 AMAQI
--°C/°C
5 AM
12 PM
7 PM
12 AM
4 AM
--°C/°C
Day time
Avg. Highest Time
8 AM - 7 PM
67AQI
12 hours / Day
360 hours / Month
Avg. Lowest Time
5 AM - 7 PM
67AQI
15 hours / Day
450 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 8 AM to 7 PM (Avg. 67), while the lowest AQI was between 5 AM to 7 PM (Avg. 67).
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
Ningjin County Experiment A Small, Xinji, Hebei, China
2025
0.4%
1
65%
139
29%
61
6%
13
Total number of days with different AQI categories in last 215 days in 2025 (150 days remaining)
Good
1 DaysModerate
139 DaysPoor
61 DaysUnhealthy
13 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 0.47%
Health Risk Level:
Extreme
In 2025, 0.47% 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
Ningjin County Experiment A Small, Xinji, 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
152AQI
152AQI
2nd January 2025
105AQI
105AQI
3rd January 2025
131AQI
131AQI
4th January 2025
155AQI
155AQI
5th January 2025
125AQI
125AQI
6th January 2025
85AQI
85AQI
7th January 2025
81AQI
81AQI
8th January 2025
61AQI
61AQI
9th January 2025
67AQI
67AQI
10th January 2025
87AQI
87AQI
11th January 2025
106AQI
106AQI
12th January 2025
89AQI
89AQI
13th January 2025
121AQI
121AQI
14th January 2025
96AQI
96AQI
15th January 2025
86AQI
86AQI
16th January 2025
92AQI
92AQI
17th January 2025
121AQI
121AQI
18th January 2025
141AQI
141AQI
19th January 2025
126AQI
126AQI
20th January 2025
155AQI
155AQI
21st January 2025
161AQI
161AQI
22nd January 2025
120AQI
120AQI
23rd January 2025
148AQI
148AQI
24th January 2025
147AQI
147AQI
25th January 2025
159AQI
159AQI
26th January 2025
112AQI
112AQI
27th January 2025
78AQI
78AQI
28th January 2025
105AQI
105AQI
29th January 2025
176AQI
176AQI
30th January 2025
139AQI
139AQI
31st January 2025
157AQI
157AQI
1st February 2025
146AQI
146AQI
2nd February 2025
166AQI
166AQI
3rd February 2025
98AQI
98AQI
4th February 2025
92AQI
92AQI
5th February 2025
64AQI
64AQI
6th February 2025
102AQI
102AQI
7th February 2025
50AQI
50AQI
8th February 2025
65AQI
65AQI
9th February 2025
89AQI
89AQI
10th February 2025
112AQI
112AQI
11th February 2025
141AQI
141AQI
12th February 2025
97AQI
97AQI
13th February 2025
117AQI
117AQI
14th February 2025
126AQI
126AQI
15th February 2025
125AQI
125AQI
16th February 2025
83AQI
83AQI
17th February 2025
78AQI
78AQI
18th February 2025
89AQI
89AQI
19th February 2025
95AQI
95AQI
20th February 2025
114AQI
114AQI
21st February 2025
114AQI
114AQI
22nd February 2025
102AQI
102AQI
23rd February 2025
71AQI
71AQI
24th February 2025
95AQI
95AQI
25th February 2025
93AQI
93AQI
26th February 2025
120AQI
120AQI
27th February 2025
141AQI
141AQI
28th February 2025
160AQI
160AQI
1st March 2025
182AQI
182AQI
2nd March 2025
120AQI
120AQI
3rd March 2025
99AQI
99AQI
4th March 2025
91AQI
91AQI
5th March 2025
115AQI
115AQI
6th March 2025
89AQI
89AQI
7th March 2025
136AQI
136AQI
8th March 2025
134AQI
134AQI
9th March 2025
151AQI
151AQI
10th March 2025
154AQI
154AQI
11th March 2025
160AQI
160AQI
12th March 2025
139AQI
139AQI
13th March 2025
145AQI
145AQI
14th March 2025
124AQI
124AQI
15th March 2025
106AQI
106AQI
16th March 2025
70AQI
70AQI
17th March 2025
73AQI
73AQI
18th March 2025
61AQI
61AQI
19th March 2025
76AQI
76AQI
20th March 2025
60AQI
60AQI
21st March 2025
61AQI
61AQI
22nd March 2025
68AQI
68AQI
23rd March 2025
108AQI
108AQI
24th March 2025
107AQI
107AQI
25th March 2025
110AQI
110AQI
26th March 2025
107AQI
107AQI
27th March 2025
104AQI
104AQI
28th March 2025
97AQI
97AQI
29th March 2025
75AQI
75AQI
30th March 2025
85AQI
85AQI
31st March 2025
89AQI
89AQI
1st April 2025
88AQI
88AQI
2nd April 2025
68AQI
68AQI
3rd April 2025
91AQI
91AQI
4th April 2025
120AQI
120AQI
5th April 2025
71AQI
71AQI
6th April 2025
104AQI
104AQI
7th April 2025
119AQI
119AQI
8th April 2025
116AQI
116AQI
9th April 2025
116AQI
116AQI
10th April 2025
115AQI
115AQI
11th April 2025
130AQI
130AQI
12th April 2025
102AQI
102AQI
13th April 2025
85AQI
85AQI
14th April 2025
76AQI
76AQI
15th April 2025
80AQI
80AQI
16th April 2025
106AQI
106AQI
17th April 2025
127AQI
127AQI
18th April 2025
87AQI
87AQI
19th April 2025
97AQI
97AQI
20th April 2025
104AQI
104AQI
21st April 2025
102AQI
102AQI
22nd April 2025
80AQI
80AQI
23rd April 2025
99AQI
99AQI
24th April 2025
69AQI
69AQI
25th April 2025
92AQI
92AQI
26th April 2025
90AQI
90AQI
27th April 2025
86AQI
86AQI
28th April 2025
74AQI
74AQI
29th April 2025
74AQI
74AQI
30th April 2025
89AQI
89AQI
1st May 2025
73AQI
73AQI
2nd May 2025
87AQI
87AQI
3rd May 2025
61AQI
61AQI
4th May 2025
80AQI
80AQI
5th May 2025
105AQI
105AQI
6th May 2025
80AQI
80AQI
7th May 2025
102AQI
102AQI
8th May 2025
101AQI
101AQI
9th May 2025
75AQI
75AQI
10th May 2025
79AQI
79AQI
11th May 2025
70AQI
70AQI
12th May 2025
77AQI
77AQI
13th May 2025
89AQI
89AQI
14th May 2025
77AQI
77AQI
15th May 2025
75AQI
75AQI
16th May 2025
100AQI
100AQI
17th May 2025
81AQI
81AQI
18th May 2025
87AQI
87AQI
19th May 2025
101AQI
101AQI
20th May 2025
103AQI
103AQI
21st May 2025
103AQI
103AQI
22nd May 2025
110AQI
110AQI
23rd May 2025
107AQI
107AQI
24th May 2025
91AQI
91AQI
25th May 2025
88AQI
88AQI
26th May 2025
88AQI
88AQI
27th May 2025
94AQI
94AQI
28th May 2025
95AQI
95AQI
29th May 2025
89AQI
89AQI
30th May 2025
89AQI
89AQI
31st May 2025
91AQI
91AQI
1st June 2025
106AQI
106AQI
2nd June 2025
104AQI
104AQI
3rd June 2025
71AQI
71AQI
4th June 2025
64AQI
64AQI
5th June 2025
75AQI
75AQI
6th June 2025
80AQI
80AQI
7th June 2025
87AQI
87AQI
8th June 2025
90AQI
90AQI
9th June 2025
89AQI
89AQI
10th June 2025
73AQI
73AQI
11th June 2025
81AQI
81AQI
12th June 2025
80AQI
80AQI
13th June 2025
84AQI
84AQI
14th June 2025
82AQI
82AQI
15th June 2025
68AQI
68AQI
16th June 2025
62AQI
62AQI
17th June 2025
65AQI
65AQI
18th June 2025
71AQI
71AQI
19th June 2025
65AQI
65AQI
20th June 2025
68AQI
68AQI
21st June 2025
64AQI
64AQI
22nd June 2025
55AQI
55AQI
23rd June 2025
61AQI
61AQI
24th June 2025
64AQI
64AQI
25th June 2025
70AQI
70AQI
26th June 2025
71AQI
71AQI
27th June 2025
80AQI
80AQI
28th June 2025
74AQI
74AQI
29th June 2025
69AQI
69AQI
30th June 2025
69AQI
69AQI
1st July 2025
63AQI
63AQI
2nd July 2025
62AQI
62AQI
3rd July 2025
59AQI
59AQI
4th July 2025
64AQI
64AQI
5th July 2025
58AQI
58AQI
6th July 2025
56AQI
56AQI
7th July 2025
60AQI
60AQI
8th July 2025
63AQI
63AQI
9th July 2025
66AQI
66AQI
10th July 2025
75AQI
75AQI
11th July 2025
74AQI
74AQI
12th July 2025
77AQI
77AQI
13th July 2025
74AQI
74AQI
14th July 2025
71AQI
71AQI
15th July 2025
72AQI
72AQI
16th July 2025
72AQI
72AQI
17th July 2025
69AQI
69AQI
18th July 2025
68AQI
68AQI
19th July 2025
72AQI
72AQI
20th July 2025
71AQI
71AQI
21st July 2025
69AQI
69AQI
22nd July 2025
64AQI
64AQI
23rd July 2025
56AQI
56AQI
24th July 2025
60AQI
60AQI
25th July 2025
62AQI
62AQI
26th July 2025
62AQI
62AQI
27th July 2025
61AQI
61AQI
28th July 2025
64AQI
64AQI
29th July 2025
54AQI
54AQI
30th July 2025
57AQI
57AQI
31st July 2025
58AQI
58AQI
1st August 2025
63AQI
63AQI
2nd August 2025
64AQI
64AQI
119AQI
105AQI
106AQI
95AQI
89AQI
75AQI
65AQI
64AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202593AQI
10
14
7
1
13
12
2
14
13
4
18
12
23
8
28
2
31
2
1
139
61
13
Highest AQI recorded in
January119AQI
Lowest AQI recorded in
August64AQI
202496AQI
9
8
4
5
5
5
1
12
2
30
31
2
29
3
17
4
5
6
14
11
1
9
12
6
2
12
17
2
7
170
57
28
2
Highest AQI recorded in
October129AQI
Lowest AQI recorded in
August68AQI
2023121AQI
2
6
8
11
1
2
6
8
12
4
4
4
1
3
16
13
2
4
35
33
29
2
Highest AQI recorded in
March134AQI
Lowest AQI recorded in
November88AQI
2022103AQI
3
11
15
1
11
5
5
3
8
11
8
1
1
11
4
1
2
23
6
20
10
4
17
1
2
15
11
6
12
10
3
4
10
7
6
3
2
9
13
4
3
24
140
88
42
8
Highest AQI recorded in
January147AQI
Lowest AQI recorded in
July67AQI
2021107AQI
9
7
12
3
1
10
9
5
2
1
6
10
8
3
4
1
19
4
1
1
1
18
11
1
17
13
13
18
1
22
8
7
15
8
7
12
9
3
5
9
9
7
16
9
6
36
171
97
41
9
7
Highest AQI recorded in
March180AQI
Lowest AQI recorded in
July54AQI
2020113AQI
1
6
4
2
2
7
10
2
11
5
2
11
18
1
6
23
2
19
12
3
14
11
1
1
9
12
9
11
9
6
4
6
9
13
3
7
100
113
38
7
Highest AQI recorded in
December147AQI
Lowest AQI recorded in
August89AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2023(Avg.)
121AQILeast Polluted Year Recorded
2025(Avg.)
93AQINingjin County Experiment A Small's annual 2025 AQI (93) shows an average percentage change of -13.3% (improved AQI) compared to previous years: 2020 (113), 2021 (107), 2022 (103), 2023 (121), 2024 (96).
