Fengning County Environmental Protection Bureau, Chengde, 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
Fengning County Environmental Protection Bureau, Chengde, Hebei, China
2021
2022
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
7th Aug 2024
82AQILowest AQI recorded on
1st Aug 2021
1AQISame Day Analysis (7th August ):
On this day, AQI across the 4 years varied significantly: 2025 ranks 2nd highest AQI at 60 of Moderate air quality, showing improvement over 2024 on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 7th Aug - 8th Aug 2025
Fengning County Environmental Protection Bureau, Chengde, Hebei, China
AQI
Day
Night
.
5 AM7th Aug 2025
7 PM
4 AM8th Aug 2025
Day time
Avg. Highest Time
12AMNaNth undefined
AQI
Avg. Lowest Time
12AMNaNth undefined
AQI
Night time
Avg. Highest Time
11PM7th Aug
62AQI
Avg. Lowest Time
6PM7th Aug
46AQI
In the last 24 hours,
Fengning County Environmental Protection Bureau's AQI reached its highest point of 62 at 11 PM during the Night, while the lowest point, undefined, was recorded at 4 AM during the Night between 7th Aug and 8th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Fengning County Environmental Protection Bureau, Chengde, Hebei, China
JulAug
09th - 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 - 05th05th - 06th06th - 07th07th - 08th08th
Day
Night
9th Jul 2025605 AMAQI
9th Jul 2025606 AMAQI
9th Jul 2025607 AMAQI
9th Jul 2025758 AMAQI
9th Jul 2025769 AMAQI
9th Jul 20258010 AMAQI
9th Jul 20258411 AMAQI
9th Jul 20257312 PMAQI
9th Jul 2025661 PMAQI
9th Jul 2025622 PMAQI
9th Jul 2025613 PMAQI
9th Jul 2025594 PMAQI
9th Jul 2025595 PMAQI
9th Jul 2025656 PMAQI
9th Jul 2025677 PMAQI
9th Jul 2025658 PMAQI
9th Jul 2025659 PMAQI
9th Jul 20256610 PMAQI
9th Jul 20256611 PMAQI
10th Jul 20256712 AMAQI
10th Jul 2025621 AMAQI
10th Jul 2025622 AMAQI
10th Jul 2025623 AMAQI
10th Jul 2025644 AMAQI
22°C19/25°C
10th Jul 2025645 AMAQI
10th Jul 2025646 AMAQI
10th Jul 2025647 AMAQI
10th Jul 2025648 AMAQI
10th Jul 2025589 AMAQI
10th Jul 20256010 AMAQI
10th Jul 20256211 AMAQI
10th Jul 20257112 PMAQI
10th Jul 2025721 PMAQI
10th Jul 2025672 PMAQI
10th Jul 2025723 PMAQI
10th Jul 2025694 PMAQI
10th Jul 2025745 PMAQI
10th Jul 2025786 PMAQI
10th Jul 2025727 PMAQI
10th Jul 2025698 PMAQI
10th Jul 2025699 PMAQI
10th Jul 20257210 PMAQI
10th Jul 20257111 PMAQI
11th Jul 20257012 AMAQI
11th Jul 2025641 AMAQI
11th Jul 2025642 AMAQI
11th Jul 2025653 AMAQI
11th Jul 2025654 AMAQI
21°C18/26°C
11th Jul 2025665 AMAQI
11th Jul 2025666 AMAQI
11th Jul 2025667 AMAQI
11th Jul 2025868 AMAQI
11th Jul 2025879 AMAQI
11th Jul 20258410 AMAQI
11th Jul 20258111 AMAQI
11th Jul 20258112 PMAQI
11th Jul 2025721 PMAQI
11th Jul 2025752 PMAQI
11th Jul 2025703 PMAQI
11th Jul 2025764 PMAQI
11th Jul 2025805 PMAQI
11th Jul 2025756 PMAQI
11th Jul 2025787 PMAQI
11th Jul 2025728 PMAQI
11th Jul 2025719 PMAQI
11th Jul 20257110 PMAQI
11th Jul 20257111 PMAQI
12th Jul 20257212 AMAQI
12th Jul 2025671 AMAQI
12th Jul 2025662 AMAQI
12th Jul 2025663 AMAQI
12th Jul 2025684 AMAQI
23°C20/28°C
12th Jul 2025685 AMAQI
12th Jul 2025676 AMAQI
12th Jul 2025697 AMAQI
12th Jul 2025898 AMAQI
12th Jul 2025909 AMAQI
12th Jul 20258810 AMAQI
12th Jul 20259011 AMAQI
12th Jul 20258412 PMAQI
12th Jul 2025861 PMAQI
12th Jul 2025832 PMAQI
12th Jul 2025813 PMAQI
12th Jul 2025804 PMAQI
12th Jul 2025825 PMAQI
12th Jul 2025696 PMAQI
12th Jul 2025647 PMAQI
12th Jul 2025668 PMAQI
12th Jul 2025679 PMAQI
12th Jul 20256710 PMAQI
12th Jul 20256811 PMAQI
13th Jul 20256612 AMAQI
13th Jul 2025671 AMAQI
13th Jul 2025682 AMAQI
13th Jul 2025683 AMAQI
13th Jul 2025714 AMAQI
24°C20/31°C
13th Jul 2025705 AMAQI
13th Jul 2025716 AMAQI
13th Jul 2025717 AMAQI
13th Jul 2025608 AMAQI
13th Jul 2025509 AMAQI
13th Jul 20254910 AMAQI
13th Jul 20255011 AMAQI
13th Jul 20255812 PMAQI
13th Jul 2025541 PMAQI
13th Jul 2025542 PMAQI
13th Jul 2025523 PMAQI
13th Jul 2025514 PMAQI
13th Jul 2025505 PMAQI
13th Jul 2025526 PMAQI
13th Jul 2025557 PMAQI
13th Jul 2025668 PMAQI
13th Jul 2025669 PMAQI
13th Jul 20256610 PMAQI
13th Jul 20256611 PMAQI
14th Jul 20256712 AMAQI
14th Jul 2025671 AMAQI
14th Jul 2025682 AMAQI
14th Jul 2025663 AMAQI
14th Jul 2025654 AMAQI
23°C19/27°C
14th Jul 2025665 AMAQI
14th Jul 2025656 AMAQI
14th Jul 2025667 AMAQI
14th Jul 2025528 AMAQI
14th Jul 2025569 AMAQI
14th Jul 20255010 AMAQI
14th Jul 20254611 AMAQI
14th Jul 20255412 PMAQI
14th Jul 2025551 PMAQI
14th Jul 2025542 PMAQI
14th Jul 2025543 PMAQI
14th Jul 2025554 PMAQI
14th Jul 2025595 PMAQI
14th Jul 2025626 PMAQI
14th Jul 2025667 PMAQI
14th Jul 2025668 PMAQI
14th Jul 2025679 PMAQI
14th Jul 20256710 PMAQI
14th Jul 20256711 PMAQI
15th Jul 20256912 AMAQI
15th Jul 2025661 AMAQI
15th Jul 2025662 AMAQI
15th Jul 2025663 AMAQI
15th Jul 2025664 AMAQI
23°C20/26°C
15th Jul 2025675 AMAQI
15th Jul 2025666 AMAQI
15th Jul 2025667 AMAQI
15th Jul 2025708 AMAQI
15th Jul 2025699 AMAQI
15th Jul 20256810 AMAQI
15th Jul 20256611 AMAQI
15th Jul 20255812 PMAQI
15th Jul 2025631 PMAQI
15th Jul 2025622 PMAQI
15th Jul 2025623 PMAQI
15th Jul 2025604 PMAQI
15th Jul 2025595 PMAQI
15th Jul 2025566 PMAQI
15th Jul 2025567 PMAQI
15th Jul 2025648 PMAQI
15th Jul 2025659 PMAQI
15th Jul 20256510 PMAQI
15th Jul 20256411 PMAQI
16th Jul 20256412 AMAQI
16th Jul 2025661 AMAQI
16th Jul 2025682 AMAQI
16th Jul 2025663 AMAQI
16th Jul 2025664 AMAQI
19°C16/20°C
16th Jul 2025665 AMAQI
16th Jul 2025666 AMAQI
16th Jul 2025667 AMAQI
16th Jul 2025628 AMAQI
16th Jul 2025569 AMAQI
16th Jul 20254810 AMAQI
16th Jul 20254411 AMAQI
16th Jul 20255312 PMAQI
16th Jul 2025521 PMAQI
16th Jul 2025462 PMAQI
16th Jul 2025453 PMAQI
16th Jul 2025424 PMAQI
16th Jul 2025505 PMAQI
16th Jul 2025466 PMAQI
16th Jul 2025497 PMAQI
16th Jul 2025618 PMAQI
16th Jul 2025609 PMAQI
16th Jul 20256110 PMAQI
16th Jul 20256211 PMAQI
17th Jul 20256112 AMAQI
17th Jul 2025641 AMAQI
17th Jul 2025632 AMAQI
17th Jul 2025633 AMAQI
17th Jul 2025624 AMAQI
21°C18/26°C
17th Jul 2025635 AMAQI
17th Jul 2025616 AMAQI
17th Jul 2025617 AMAQI
17th Jul 2025548 AMAQI
17th Jul 2025429 AMAQI
17th Jul 20253810 AMAQI
17th Jul 20254211 AMAQI
17th Jul 20255212 PMAQI
17th Jul 2025521 PMAQI
17th Jul 2025522 PMAQI
17th Jul 2025503 PMAQI
17th Jul 2025464 PMAQI
17th Jul 2025485 PMAQI
17th Jul 2025476 PMAQI
17th Jul 2025527 PMAQI
17th Jul 2025608 PMAQI
17th Jul 2025619 PMAQI
17th Jul 20256210 PMAQI
17th Jul 20256211 PMAQI
18th Jul 20256112 AMAQI
18th Jul 2025601 AMAQI
18th Jul 2025602 AMAQI
18th Jul 2025613 AMAQI
18th Jul 2025614 AMAQI
23°C17/30°C
18th Jul 2025605 AMAQI
18th Jul 2025596 AMAQI
18th Jul 2025587 AMAQI
18th Jul 2025568 AMAQI
18th Jul 2025499 AMAQI
18th Jul 20255110 AMAQI
18th Jul 20255011 AMAQI
18th Jul 20255412 PMAQI
18th Jul 2025531 PMAQI
18th Jul 2025552 PMAQI
18th Jul 2025533 PMAQI
18th Jul 2025564 PMAQI
18th Jul 2025525 PMAQI
18th Jul 2025526 PMAQI
18th Jul 2025567 PMAQI
18th Jul 2025608 PMAQI
18th Jul 2025599 PMAQI
18th Jul 20256110 PMAQI
18th Jul 20256011 PMAQI
19th Jul 20256012 AMAQI
19th Jul 2025611 AMAQI
19th Jul 2025602 AMAQI
19th Jul 2025603 AMAQI
19th Jul 2025604 AMAQI
23°C19/28°C
19th Jul 2025605 AMAQI
19th Jul 2025606 AMAQI
19th Jul 2025607 AMAQI
19th Jul 2025628 AMAQI
19th Jul 2025659 AMAQI
19th Jul 20257110 AMAQI
19th Jul 20257811 AMAQI
19th Jul 20257212 PMAQI
19th Jul 2025771 PMAQI
19th Jul 2025722 PMAQI
19th Jul 2025743 PMAQI
19th Jul 2025734 PMAQI
19th Jul 2025735 PMAQI
19th Jul 2025726 PMAQI
19th Jul 2025727 PMAQI
19th Jul 2025658 PMAQI
19th Jul 2025659 PMAQI
19th Jul 20256510 PMAQI
19th Jul 20256511 PMAQI
20th Jul 20256612 AMAQI
20th Jul 2025621 AMAQI
20th Jul 2025602 AMAQI
20th Jul 2025613 AMAQI
20th Jul 2025614 AMAQI
20°C16/23°C
20th Jul 2025625 AMAQI
20th Jul 2025616 AMAQI
20th Jul 2025617 AMAQI
20th Jul 2025608 AMAQI
20th Jul 2025599 AMAQI
20th Jul 20255410 AMAQI
20th Jul 20254811 AMAQI
20th Jul 20254012 PMAQI
20th Jul 2025451 PMAQI
20th Jul 2025422 PMAQI
20th Jul 2025443 PMAQI
20th Jul 2025474 PMAQI
20th Jul 2025505 PMAQI
20th Jul 2025476 PMAQI
20th Jul 2025507 PMAQI
20th Jul 2025568 PMAQI
20th Jul 2025589 PMAQI
20th Jul 20255910 PMAQI
20th Jul 20255811 PMAQI
21st Jul 20255812 AMAQI
21st Jul 2025621 AMAQI
21st Jul 2025622 AMAQI
21st Jul 2025623 AMAQI
21st Jul 2025604 AMAQI
19°C17/21°C
21st Jul 2025605 AMAQI
21st Jul 2025606 AMAQI
21st Jul 2025617 AMAQI
21st Jul 2025568 AMAQI
21st Jul 2025549 AMAQI
21st Jul 20255510 AMAQI
21st Jul 20255411 AMAQI
21st Jul 20255412 PMAQI
21st Jul 2025521 PMAQI
21st Jul 2025512 PMAQI
21st Jul 2025483 PMAQI
21st Jul 2025454 PMAQI
21st Jul 2025455 PMAQI
21st Jul 2025446 PMAQI
21st Jul 2025537 PMAQI
21st Jul 2025578 PMAQI
21st Jul 2025599 PMAQI
21st Jul 20255910 PMAQI
21st Jul 20256011 PMAQI
22nd Jul 20256012 AMAQI
22nd Jul 2025591 AMAQI
22nd Jul 2025602 AMAQI
22nd Jul 2025603 AMAQI
22nd Jul 2025594 AMAQI
21°C17/26°C
22nd Jul 2025585 AMAQI
22nd Jul 2025586 AMAQI
22nd Jul 2025587 AMAQI
22nd Jul 2025598 AMAQI
22nd Jul 2025589 AMAQI
22nd Jul 20256610 AMAQI
22nd Jul 20256611 AMAQI
22nd Jul 20256712 PMAQI
22nd Jul 2025601 PMAQI
22nd Jul 2025602 PMAQI
22nd Jul 2025633 PMAQI
22nd Jul 2025584 PMAQI
22nd Jul 2025575 PMAQI
22nd Jul 2025626 PMAQI
22nd Jul 2025627 PMAQI
22nd Jul 2025618 PMAQI
22nd Jul 2025669 PMAQI
22nd Jul 20256410 PMAQI
22nd Jul 20256511 PMAQI
23rd Jul 20256712 AMAQI
23rd Jul 2025601 AMAQI
23rd Jul 2025602 AMAQI
23rd Jul 2025603 AMAQI
23rd Jul 2025614 AMAQI
22°C17/26°C
23rd Jul 2025615 AMAQI
23rd Jul 2025616 AMAQI
23rd Jul 2025617 AMAQI
23rd Jul 2025868 AMAQI
23rd Jul 2025929 AMAQI
23rd Jul 20258710 AMAQI
23rd Jul 20257211 AMAQI
23rd Jul 20257412 PMAQI
23rd Jul 2025661 PMAQI
23rd Jul 2025622 PMAQI
23rd Jul 2025603 PMAQI
23rd Jul 2025594 PMAQI
23rd Jul 2025585 PMAQI
23rd Jul 2025616 PMAQI
23rd Jul 2025627 PMAQI
23rd Jul 2025608 PMAQI
23rd Jul 2025629 PMAQI
23rd Jul 20256010 PMAQI
23rd Jul 20256211 PMAQI
24th Jul 20256212 AMAQI
24th Jul 2025621 AMAQI
24th Jul 2025612 AMAQI
24th Jul 2025623 AMAQI
24th Jul 2025644 AMAQI
22°C18/26°C
24th Jul 2025645 AMAQI
24th Jul 2025646 AMAQI
24th Jul 2025647 AMAQI
24th Jul 2025558 AMAQI
24th Jul 2025539 AMAQI
24th Jul 20255310 AMAQI
24th Jul 20255411 AMAQI
24th Jul 20255612 PMAQI
24th Jul 2025581 PMAQI
24th Jul 2025562 PMAQI
24th Jul 2025553 PMAQI
24th Jul 2025544 PMAQI
24th Jul 2025545 PMAQI
24th Jul 2025566 PMAQI
24th Jul 2025587 PMAQI
24th Jul 2025628 PMAQI
24th Jul 2025609 PMAQI
24th Jul 20256010 PMAQI
24th Jul 20256011 PMAQI
25th Jul 20256112 AMAQI
25th Jul 2025631 AMAQI
25th Jul 2025632 AMAQI
25th Jul 2025663 AMAQI
25th Jul 2025614 AMAQI
20°C18/21°C
25th Jul 2025615 AMAQI
25th Jul 2025616 AMAQI
25th Jul 2025607 AMAQI
25th Jul 2025548 AMAQI
25th Jul 2025489 AMAQI
25th Jul 20255010 AMAQI
25th Jul 20254111 AMAQI
25th Jul 20255312 PMAQI
25th Jul 2025521 PMAQI
25th Jul 2025582 PMAQI
25th Jul 2025583 PMAQI
25th Jul 2025604 PMAQI
25th Jul 2025635 PMAQI
25th Jul 2025656 PMAQI
25th Jul 2025627 PMAQI
25th Jul 2025668 PMAQI
25th Jul 2025649 PMAQI
25th Jul 20256310 PMAQI
25th Jul 20256311 PMAQI
26th Jul 20256112 AMAQI
26th Jul 2025591 AMAQI
26th Jul 2025592 AMAQI
26th Jul 2025603 AMAQI
26th Jul 2025594 AMAQI
21°C19/22°C
26th Jul 2025585 AMAQI
26th Jul 2025596 AMAQI
26th Jul 2025587 AMAQI
26th Jul 2025728 AMAQI
26th Jul 2025769 AMAQI
26th Jul 20257410 AMAQI
26th Jul 20257511 AMAQI
26th Jul 20257512 PMAQI
26th Jul 2025751 PMAQI
26th Jul 2025702 PMAQI
26th Jul 2025613 PMAQI
26th Jul 2025604 PMAQI
26th Jul 2025605 PMAQI
26th Jul 2025596 PMAQI
26th Jul 2025597 PMAQI
26th Jul 2025628 PMAQI
26th Jul 2025609 PMAQI
26th Jul 20255910 PMAQI
26th Jul 20255811 PMAQI
27th Jul 20255812 AMAQI
27th Jul 2025601 AMAQI
27th Jul 2025602 AMAQI
27th Jul 2025613 AMAQI
27th Jul 2025624 AMAQI
21°C18/22°C
27th Jul 2025625 AMAQI
27th Jul 2025626 AMAQI
27th Jul 2025627 AMAQI
27th Jul 2025588 AMAQI
27th Jul 2025569 AMAQI
27th Jul 20256110 AMAQI
27th Jul 20257211 AMAQI
27th Jul 20258212 PMAQI
27th Jul 2025641 PMAQI
27th Jul 2025642 PMAQI
27th Jul 2025583 PMAQI
27th Jul 2025554 PMAQI
27th Jul 2025555 PMAQI
27th Jul 2025556 PMAQI
27th Jul 2025567 PMAQI
27th Jul 2025608 PMAQI
27th Jul 2025599 PMAQI
27th Jul 20255810 PMAQI
27th Jul 20256011 PMAQI
28th Jul 20256112 AMAQI
28th Jul 2025601 AMAQI
28th Jul 2025602 AMAQI
28th Jul 2025603 AMAQI
28th Jul 2025584 AMAQI
21°C18/23°C
28th Jul 2025595 AMAQI
28th Jul 2025586 AMAQI
28th Jul 2025587 AMAQI
28th Jul 2025528 AMAQI
28th Jul 2025459 AMAQI
28th Jul 20254210 AMAQI
28th Jul 20255111 AMAQI
28th Jul 20255212 PMAQI
28th Jul 2025541 PMAQI
28th Jul 2025522 PMAQI
28th Jul 2025533 PMAQI
28th Jul 2025534 PMAQI
28th Jul 2025565 PMAQI
28th Jul 2025586 PMAQI
28th Jul 2025597 PMAQI
28th Jul 2025618 PMAQI
28th Jul 2025629 PMAQI
28th Jul 20256110 PMAQI
28th Jul 20256411 PMAQI
29th Jul 20256512 AMAQI
29th Jul 2025601 AMAQI
29th Jul 2025602 AMAQI
29th Jul 2025603 AMAQI
29th Jul 2025614 AMAQI
22°C19/24°C
29th Jul 2025615 AMAQI
29th Jul 2025606 AMAQI
29th Jul 2025617 AMAQI
29th Jul 2025438 AMAQI
29th Jul 2025369 AMAQI
29th Jul 20253810 AMAQI
29th Jul 20253811 AMAQI
29th Jul 20254112 PMAQI
29th Jul 2025481 PMAQI
29th Jul 2025422 PMAQI
29th Jul 2025463 PMAQI
29th Jul 2025424 PMAQI
29th Jul 2025385 PMAQI
29th Jul 2025386 PMAQI
29th Jul 2025487 PMAQI
29th Jul 2025618 PMAQI
29th Jul 2025569 PMAQI
29th Jul 20255610 PMAQI
29th Jul 20255611 PMAQI
30th Jul 20255712 AMAQI
30th Jul 2025611 AMAQI
30th Jul 2025612 AMAQI
30th Jul 2025603 AMAQI
30th Jul 2025584 AMAQI
20°C16/23°C
30th Jul 2025585 AMAQI
30th Jul 2025586 AMAQI
30th Jul 2025587 AMAQI
30th Jul 2025528 AMAQI
30th Jul 2025529 AMAQI
30th Jul 20254310 AMAQI
30th Jul 20254111 AMAQI
30th Jul 20253812 PMAQI
30th Jul 2025411 PMAQI
30th Jul 2025442 PMAQI
30th Jul 2025443 PMAQI
30th Jul 2025424 PMAQI
30th Jul 2025445 PMAQI
30th Jul 2025486 PMAQI
30th Jul 2025537 PMAQI
30th Jul 2025568 PMAQI
30th Jul 2025599 PMAQI
30th Jul 20256410 PMAQI
30th Jul 20256011 PMAQI
31st Jul 20256112 AMAQI
31st Jul 2025571 AMAQI
31st Jul 2025572 AMAQI
31st Jul 2025573 AMAQI
31st Jul 2025574 AMAQI
20°C15/26°C
31st Jul 2025575 AMAQI
31st Jul 2025576 AMAQI
31st Jul 2025577 AMAQI
31st Jul 2025578 AMAQI
31st Jul 2025579 AMAQI
31st Jul 20255310 AMAQI
31st Jul 20255311 AMAQI
31st Jul 20255612 PMAQI
31st Jul 2025571 PMAQI
31st Jul 2025582 PMAQI
31st Jul 2025583 PMAQI
31st Jul 2025604 PMAQI
31st Jul 2025545 PMAQI
31st Jul 2025566 PMAQI
31st Jul 2025607 PMAQI
31st Jul 2025638 PMAQI
31st Jul 2025609 PMAQI
31st Jul 20256110 PMAQI
31st Jul 20256211 PMAQI
1st Aug 20256212 AMAQI
1st Aug 2025591 AMAQI
1st Aug 2025582 AMAQI
1st Aug 2025593 AMAQI
1st Aug 2025584 AMAQI
19°C17/22°C
1st Aug 2025585 AMAQI
1st Aug 2025586 AMAQI
1st Aug 2025597 AMAQI
1st Aug 2025748 AMAQI
1st Aug 2025639 AMAQI
1st Aug 20257210 AMAQI
1st Aug 20257011 AMAQI
1st Aug 20256712 PMAQI
1st Aug 2025681 PMAQI
1st Aug 2025662 PMAQI
1st Aug 2025663 PMAQI
1st Aug 2025624 PMAQI
1st Aug 2025635 PMAQI
1st Aug 2025646 PMAQI
1st Aug 2025667 PMAQI
1st Aug 2025668 PMAQI
1st Aug 2025669 PMAQI
1st Aug 20257010 PMAQI
1st Aug 20256911 PMAQI
2nd Aug 20256212 AMAQI
2nd Aug 2025581 AMAQI
2nd Aug 2025582 AMAQI
2nd Aug 2025603 AMAQI
2nd Aug 2025624 AMAQI
21°C17/26°C
2nd Aug 2025615 AMAQI
2nd Aug 2025606 AMAQI
2nd Aug 2025607 AMAQI
2nd Aug 2025788 AMAQI
2nd Aug 2025729 AMAQI
2nd Aug 20257210 AMAQI
2nd Aug 20257011 AMAQI
2nd Aug 20257012 PMAQI
2nd Aug 2025681 PMAQI
2nd Aug 2025662 PMAQI
2nd Aug 2025703 PMAQI
2nd Aug 2025694 PMAQI
2nd Aug 2025645 PMAQI
2nd Aug 2025656 PMAQI
2nd Aug 2025647 PMAQI
2nd Aug 2025618 PMAQI
2nd Aug 2025619 PMAQI
2nd Aug 20256610 PMAQI
2nd Aug 20256111 PMAQI
3rd Aug 20256312 AMAQI
3rd Aug 2025591 AMAQI
3rd Aug 2025602 AMAQI
3rd Aug 2025623 AMAQI
3rd Aug 2025634 AMAQI
22°C19/27°C
3rd Aug 2025635 AMAQI
3rd Aug 2025636 AMAQI
3rd Aug 2025637 AMAQI
3rd Aug 2025608 AMAQI
3rd Aug 2025619 AMAQI
3rd Aug 20256010 AMAQI
3rd Aug 20255611 AMAQI
3rd Aug 20256412 PMAQI
3rd Aug 2025541 PMAQI
3rd Aug 2025572 PMAQI
3rd Aug 2025583 PMAQI
3rd Aug 2025584 PMAQI
3rd Aug 2025625 PMAQI
3rd Aug 2025586 PMAQI
3rd Aug 2025607 PMAQI
3rd Aug 2025608 PMAQI
3rd Aug 2025619 PMAQI
3rd Aug 20256210 PMAQI
3rd Aug 20256411 PMAQI
4th Aug 20256412 AMAQI
4th Aug 2025601 AMAQI
4th Aug 2025612 AMAQI
4th Aug 2025603 AMAQI
4th Aug 2025604 AMAQI
23°C20/27°C
4th Aug 2025595 AMAQI
4th Aug 2025586 AMAQI
4th Aug 2025597 AMAQI
4th Aug 2025668 AMAQI
4th Aug 2025649 AMAQI
4th Aug 20256410 AMAQI
4th Aug 20256411 AMAQI
4th Aug 20256612 PMAQI
4th Aug 2025631 PMAQI
4th Aug 2025622 PMAQI
4th Aug 2025583 PMAQI
4th Aug 2025564 PMAQI
4th Aug 2025585 PMAQI
4th Aug 2025626 PMAQI
4th Aug 2025617 PMAQI
4th Aug 2025628 PMAQI
4th Aug 2025649 PMAQI
4th Aug 20256410 PMAQI
4th Aug 20256211 PMAQI
5th Aug 20256012 AMAQI
5th Aug 2025601 AMAQI
5th Aug 2025592 AMAQI
5th Aug 2025603 AMAQI
5th Aug 2025614 AMAQI
21°C19/24°C
5th Aug 2025615 AMAQI
5th Aug 2025626 AMAQI
5th Aug 2025617 AMAQI
5th Aug 2025618 AMAQI
5th Aug 2025609 AMAQI
5th Aug 20255810 AMAQI
5th Aug 20255511 AMAQI
5th Aug 20255412 PMAQI
5th Aug 2025541 PMAQI
5th Aug 2025542 PMAQI
5th Aug 2025563 PMAQI
5th Aug 2025544 PMAQI
5th Aug 2025555 PMAQI
5th Aug 2025536 PMAQI
5th Aug 2025567 PMAQI
5th Aug 2025608 PMAQI
5th Aug 2025629 PMAQI
5th Aug 20256310 PMAQI
5th Aug 20256311 PMAQI
6th Aug 20256212 AMAQI
6th Aug 2025601 AMAQI
6th Aug 2025612 AMAQI
6th Aug 2025613 AMAQI
6th Aug 2025594 AMAQI
23°C21/28°C
6th Aug 2025605 AMAQI
6th Aug 2025606 AMAQI
6th Aug 2025607 AMAQI
6th Aug 2025658 AMAQI
6th Aug 2025619 AMAQI
6th Aug 20255910 AMAQI
6th Aug 20256211 AMAQI
6th Aug 20255212 PMAQI
6th Aug 2025501 PMAQI
6th Aug 2025552 PMAQI
6th Aug 2025533 PMAQI
6th Aug 2025504 PMAQI
6th Aug 2025555 PMAQI
6th Aug 2025546 PMAQI
6th Aug 2025547 PMAQI
6th Aug 2025578 PMAQI
6th Aug 2025609 PMAQI
6th Aug 20256010 PMAQI
6th Aug 20256011 PMAQI
7th Aug 20256112 AMAQI
7th Aug 2025601 AMAQI
7th Aug 2025602 AMAQI
7th Aug 2025613 AMAQI
7th Aug 2025624 AMAQI
24°C20/30°C
7th Aug 2025605 AMAQI
7th Aug 2025606 AMAQI
7th Aug 2025617 AMAQI
7th Aug 2025558 AMAQI
7th Aug 2025579 AMAQI
7th Aug 20255610 AMAQI
7th Aug 20255211 AMAQI
7th Aug 20255512 PMAQI
7th Aug 2025561 PMAQI
7th Aug 2025542 PMAQI
7th Aug 2025543 PMAQI
7th Aug 2025514 PMAQI
7th Aug 2025525 PMAQI
7th Aug 2025466 PMAQI
7th Aug 2025547 PMAQI
7th Aug 2025588 PMAQI
7th Aug 2025609 PMAQI
7th Aug 20256110 PMAQI
7th Aug 20256211 PMAQI
8th Aug 20256112 AMAQI
8th Aug 2025621 AMAQI
8th Aug 2025612 AMAQI
--°C/°C
5 AM
12 PM
7 PM
12 AM
4 AM
--°C/°C
Day time
Avg. Highest Time
5 AM - 7 PM
60AQI
15 hours / Day
450 hours / Month
Avg. Lowest Time
5 AM - 7 PM
60AQI
15 hours / Day
450 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 5 AM to 7 PM (Avg. 60), while the lowest AQI was between 5 AM to 7 PM (Avg. 60).
Night time
Avg. Highest Time
12 AM - 11 PM
62AQI
9 hours / Day
270 hours / Month
Avg. Lowest Time
12 AM - 11 PM
62AQI
9 hours / Day
270 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 11 PM (Avg. 62), while the lowest AQI was between 12 AM to 11 PM (Avg. 62).
2025 Days Vs Air Quality
Fengning County Environmental Protection Bureau, Chengde, Hebei, China
2025
1%
3
91%
199
7%
16
0.4%
1
Total number of days with different AQI categories in last 219 days in 2025 (146 days remaining)
Good
3 DaysModerate
199 DaysPoor
16 DaysUnhealthy
1 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 1%
Health Risk Level:
Extreme
In 2025, 1% of 219 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
Fengning County Environmental Protection Bureau, Chengde, 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
73AQI
73AQI
2nd January 2025
62AQI
62AQI
3rd January 2025
70AQI
70AQI
4th January 2025
71AQI
71AQI
5th January 2025
70AQI
70AQI
6th January 2025
74AQI
74AQI
7th January 2025
64AQI
64AQI
8th January 2025
57AQI
57AQI
9th January 2025
53AQI
53AQI
10th January 2025
64AQI
64AQI
11th January 2025
77AQI
77AQI
12th January 2025
99AQI
99AQI
13th January 2025
74AQI
74AQI
14th January 2025
73AQI
73AQI
15th January 2025
61AQI
61AQI
16th January 2025
71AQI
71AQI
17th January 2025
85AQI
85AQI
18th January 2025
78AQI
78AQI
19th January 2025
71AQI
71AQI
20th January 2025
89AQI
89AQI
21st January 2025
68AQI
68AQI
22nd January 2025
84AQI
84AQI
23rd January 2025
113AQI
113AQI
24th January 2025
121AQI
121AQI
25th January 2025
144AQI
144AQI
26th January 2025
99AQI
99AQI
27th January 2025
82AQI
82AQI
28th January 2025
76AQI
76AQI
29th January 2025
112AQI
112AQI
30th January 2025
81AQI
81AQI
31st January 2025
125AQI
125AQI
1st February 2025
131AQI
131AQI
2nd February 2025
104AQI
104AQI
3rd February 2025
76AQI
76AQI
4th February 2025
67AQI
67AQI
5th February 2025
64AQI
64AQI
6th February 2025
64AQI
64AQI
7th February 2025
58AQI
58AQI
8th February 2025
52AQI
52AQI
9th February 2025
69AQI
69AQI
10th February 2025
84AQI
84AQI
11th February 2025
122AQI
122AQI
12th February 2025
81AQI
81AQI
13th February 2025
90AQI
90AQI
14th February 2025
75AQI
75AQI
15th February 2025
83AQI
83AQI
16th February 2025
53AQI
53AQI
17th February 2025
55AQI
55AQI
18th February 2025
58AQI
58AQI
19th February 2025
51AQI
51AQI
20th February 2025
51AQI
51AQI
21st February 2025
43AQI
43AQI
22nd February 2025
53AQI
53AQI
23rd February 2025
49AQI
49AQI
24th February 2025
60AQI
60AQI
25th February 2025
53AQI
53AQI
26th February 2025
65AQI
65AQI
27th February 2025
99AQI
99AQI
28th February 2025
91AQI
91AQI
1st March 2025
131AQI
131AQI
2nd March 2025
74AQI
74AQI
3rd March 2025
92AQI
92AQI
4th March 2025
84AQI
84AQI
5th March 2025
83AQI
83AQI
6th March 2025
61AQI
61AQI
7th March 2025
86AQI
86AQI
8th March 2025
107AQI
107AQI
9th March 2025
125AQI
125AQI
10th March 2025
143AQI
143AQI
11th March 2025
156AQI
156AQI
12th March 2025
90AQI
90AQI
13th March 2025
117AQI
117AQI
14th March 2025
101AQI
101AQI
15th March 2025
87AQI
87AQI
16th March 2025
72AQI
72AQI
17th March 2025
74AQI
74AQI
18th March 2025
55AQI
55AQI
19th March 2025
72AQI
72AQI
20th March 2025
56AQI
56AQI
21st March 2025
58AQI
58AQI
22nd March 2025
69AQI
69AQI
23rd March 2025
112AQI
112AQI
24th March 2025
54AQI
54AQI
25th March 2025
71AQI
71AQI
26th March 2025
97AQI
97AQI
27th March 2025
63AQI
63AQI
28th March 2025
67AQI
67AQI
29th March 2025
55AQI
55AQI
30th March 2025
57AQI
57AQI
31st March 2025
61AQI
61AQI
1st April 2025
63AQI
63AQI
2nd April 2025
56AQI
56AQI
3rd April 2025
75AQI
75AQI
4th April 2025
66AQI
66AQI
5th April 2025
57AQI
57AQI
6th April 2025
75AQI
75AQI
7th April 2025
67AQI
67AQI
8th April 2025
68AQI
68AQI
9th April 2025
70AQI
70AQI
10th April 2025
68AQI
68AQI
11th April 2025
89AQI
89AQI
12th April 2025
74AQI
74AQI
13th April 2025
77AQI
77AQI
14th April 2025
75AQI
75AQI
15th April 2025
70AQI
70AQI
16th April 2025
91AQI
91AQI
17th April 2025
74AQI
74AQI
18th April 2025
64AQI
64AQI
19th April 2025
63AQI
63AQI
20th April 2025
75AQI
75AQI
21st April 2025
81AQI
81AQI
22nd April 2025
62AQI
62AQI
23rd April 2025
69AQI
69AQI
24th April 2025
57AQI
57AQI
25th April 2025
66AQI
66AQI
26th April 2025
77AQI
77AQI
27th April 2025
54AQI
54AQI
28th April 2025
56AQI
56AQI
29th April 2025
65AQI
65AQI
30th April 2025
56AQI
56AQI
1st May 2025
55AQI
55AQI
2nd May 2025
63AQI
63AQI
3rd May 2025
53AQI
53AQI
4th May 2025
64AQI
64AQI
5th May 2025
75AQI
75AQI
6th May 2025
67AQI
67AQI
7th May 2025
81AQI
81AQI
8th May 2025
96AQI
96AQI
9th May 2025
80AQI
80AQI
10th May 2025
83AQI
83AQI
11th May 2025
74AQI
74AQI
12th May 2025
74AQI
74AQI
13th May 2025
80AQI
80AQI
14th May 2025
68AQI
68AQI
15th May 2025
74AQI
74AQI
16th May 2025
83AQI
83AQI
17th May 2025
66AQI
66AQI
18th May 2025
72AQI
72AQI
19th May 2025
71AQI
71AQI
20th May 2025
95AQI
95AQI
21st May 2025
97AQI
97AQI
22nd May 2025
105AQI
105AQI
23rd May 2025
86AQI
86AQI
24th May 2025
82AQI
82AQI
25th May 2025
83AQI
83AQI
26th May 2025
83AQI
83AQI
27th May 2025
72AQI
72AQI
28th May 2025
77AQI
77AQI
29th May 2025
88AQI
88AQI
30th May 2025
100AQI
100AQI
31st May 2025
92AQI
92AQI
1st June 2025
99AQI
99AQI
2nd June 2025
63AQI
63AQI
3rd June 2025
59AQI
59AQI
4th June 2025
56AQI
56AQI
5th June 2025
56AQI
56AQI
6th June 2025
52AQI
52AQI
7th June 2025
54AQI
54AQI
8th June 2025
59AQI
59AQI
9th June 2025
59AQI
59AQI
10th June 2025
54AQI
54AQI
11th June 2025
64AQI
64AQI
12th June 2025
74AQI
74AQI
13th June 2025
75AQI
75AQI
14th June 2025
76AQI
76AQI
15th June 2025
61AQI
61AQI
16th June 2025
56AQI
56AQI
17th June 2025
62AQI
62AQI
18th June 2025
66AQI
66AQI
19th June 2025
63AQI
63AQI
20th June 2025
58AQI
58AQI
21st June 2025
54AQI
54AQI
22nd June 2025
48AQI
48AQI
23rd June 2025
54AQI
54AQI
24th June 2025
63AQI
63AQI
25th June 2025
65AQI
65AQI
26th June 2025
68AQI
68AQI
27th June 2025
75AQI
75AQI
28th June 2025
68AQI
68AQI
29th June 2025
70AQI
70AQI
30th June 2025
66AQI
66AQI
1st July 2025
64AQI
64AQI
2nd July 2025
63AQI
63AQI
3rd July 2025
60AQI
60AQI
4th July 2025
61AQI
61AQI
5th July 2025
59AQI
59AQI
6th July 2025
52AQI
52AQI
7th July 2025
58AQI
58AQI
8th July 2025
61AQI
61AQI
9th July 2025
65AQI
65AQI
10th July 2025
67AQI
67AQI
11th July 2025
72AQI
72AQI
12th July 2025
73AQI
73AQI
13th July 2025
62AQI
62AQI
14th July 2025
63AQI
63AQI
15th July 2025
65AQI
65AQI
16th July 2025
59AQI
59AQI
17th July 2025
57AQI
57AQI
18th July 2025
57AQI
57AQI
19th July 2025
65AQI
65AQI
20th July 2025
55AQI
55AQI
21st July 2025
57AQI
57AQI
22nd July 2025
61AQI
61AQI
23rd July 2025
65AQI
65AQI
24th July 2025
60AQI
60AQI
25th July 2025
60AQI
60AQI
26th July 2025
63AQI
63AQI
27th July 2025
60AQI
60AQI
28th July 2025
58AQI
58AQI
29th July 2025
54AQI
54AQI
30th July 2025
54AQI
54AQI
31st July 2025
58AQI
58AQI
1st August 2025
64AQI
64AQI
2nd August 2025
64AQI
64AQI
3rd August 2025
61AQI
61AQI
4th August 2025
61AQI
61AQI
5th August 2025
59AQI
59AQI
6th August 2025
58AQI
58AQI
7th August 2025
60AQI
60AQI
82AQI
71AQI
85AQI
69AQI
79AQI
63AQI
61AQI
61AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202573AQI
26
5
2
23
3
23
7
1
30
30
1
1
29
31
7
3
199
16
1
Highest AQI recorded in
March85AQI
Lowest AQI recorded in
July61AQI
202463AQI
8
8
2
3
9
30
5
26
19
12
18
11
11
14
5
1
5
19
5
1
7
24
78
153
10
2
Highest AQI recorded in
November81AQI
Lowest AQI recorded in
March44AQI
202344AQI
3
19
12
22
12
Highest AQI recorded in
December47AQI
Lowest AQI recorded in
November20AQI
202260AQI
3
10
9
1
11
14
5
1
14
10
4
2
19
12
16
11
3
15
8
1
85
68
13
3
Highest AQI recorded in
April73AQI
Lowest AQI recorded in
July48AQI
202150AQI
9
13
7
2
9
10
7
2
4
14
7
4
2
13
11
1
1
17
11
1
1
1
15
14
1
27
3
1
31
30
31
14
15
1
9
19
3
209
110
29
9
2
2
Highest AQI recorded in
March121AQI
Lowest AQI recorded in
October1AQI
202062AQI
4
6
2
1
6
14
1
10
6
2
6
17
7
6
23
2
17
13
1
21
8
17
9
5
11
15
2
2
11
18
2
109
129
24
3
Highest AQI recorded in
June75AQI
Lowest AQI recorded in
September42AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2025(Avg.)
73AQILeast Polluted Year Recorded
2023(Avg.)
44AQIFengning County Environmental Protection Bureau's annual 2025 AQI (73) shows an average percentage change of 32.3% (worsened AQI) compared to previous years: 2020 (62), 2021 (50), 2022 (60), 2023 (44), 2024 (63).
