Ziyang Government Center, Yiyang, Hunan, 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
Ziyang Government Center, Yiyang, Hunan, China
2021
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
26th Aug 2023
124AQILowest AQI recorded on
3rd Aug 2024
28AQISame Day Analysis (1st August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 2nd highest AQI at 63 of Moderate air quality, showing improvement over 2021 on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 2nd Aug - 3rd Aug 2025
Ziyang Government Center, Yiyang, Hunan, China
AQI
Day
Night
.
5 AM2nd Aug 2025
7 PM
4 AM3rd Aug 2025
Day time
Avg. Highest Time
12AMNaNth undefined
AQI
Avg. Lowest Time
12AMNaNth undefined
AQI
Night time
Avg. Highest Time
1PM2nd Aug
82AQI
Avg. Lowest Time
2AM3rd Aug
58AQI
In the last 24 hours,
Ziyang Government Center's AQI reached its highest point of 82 at 1 PM during the Night, while the lowest point, 58, was recorded at 2 AM during the Night between 2nd Aug and 3rd Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Ziyang Government Center, Yiyang, Hunan, China
JulAug
04th - 05th05th - 06th06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 31st31st - 01st01st - 02nd02nd - 03rd03rd
Day
Night
4th Jul 2025485 AMAQI
4th Jul 2025486 AMAQI
4th Jul 2025487 AMAQI
4th Jul 2025508 AMAQI
4th Jul 2025489 AMAQI
4th Jul 20255710 AMAQI
4th Jul 20254611 AMAQI
4th Jul 20254812 PMAQI
4th Jul 2025451 PMAQI
4th Jul 2025502 PMAQI
4th Jul 2025463 PMAQI
4th Jul 2025434 PMAQI
4th Jul 2025435 PMAQI
4th Jul 2025386 PMAQI
4th Jul 2025467 PMAQI
4th Jul 2025498 PMAQI
4th Jul 2025449 PMAQI
4th Jul 20255410 PMAQI
4th Jul 20255511 PMAQI
5th Jul 20255412 AMAQI
5th Jul 2025511 AMAQI
5th Jul 2025512 AMAQI
5th Jul 2025513 AMAQI
5th Jul 2025504 AMAQI
32°C26/38°C
5th Jul 2025505 AMAQI
5th Jul 2025506 AMAQI
5th Jul 2025507 AMAQI
5th Jul 2025658 AMAQI
5th Jul 2025599 AMAQI
5th Jul 20255410 AMAQI
5th Jul 20255711 AMAQI
5th Jul 20255412 PMAQI
5th Jul 2025561 PMAQI
5th Jul 2025512 PMAQI
5th Jul 2025463 PMAQI
5th Jul 2025524 PMAQI
5th Jul 2025525 PMAQI
5th Jul 2025536 PMAQI
5th Jul 2025577 PMAQI
5th Jul 2025548 PMAQI
5th Jul 2025579 PMAQI
5th Jul 20255910 PMAQI
5th Jul 20256111 PMAQI
6th Jul 20255412 AMAQI
6th Jul 2025561 AMAQI
6th Jul 2025522 AMAQI
6th Jul 2025523 AMAQI
6th Jul 2025524 AMAQI
32°C27/38°C
6th Jul 2025525 AMAQI
6th Jul 2025536 AMAQI
6th Jul 2025537 AMAQI
6th Jul 2025668 AMAQI
6th Jul 2025769 AMAQI
6th Jul 20256810 AMAQI
6th Jul 20256511 AMAQI
6th Jul 20257012 PMAQI
6th Jul 2025641 PMAQI
6th Jul 2025622 PMAQI
6th Jul 2025653 PMAQI
6th Jul 2025564 PMAQI
6th Jul 2025595 PMAQI
6th Jul 2025616 PMAQI
6th Jul 2025707 PMAQI
6th Jul 2025628 PMAQI
6th Jul 2025619 PMAQI
6th Jul 20256910 PMAQI
6th Jul 20257011 PMAQI
7th Jul 20257012 AMAQI
7th Jul 2025541 AMAQI
7th Jul 2025532 AMAQI
7th Jul 2025543 AMAQI
7th Jul 2025584 AMAQI
32°C27/38°C
7th Jul 2025565 AMAQI
7th Jul 2025576 AMAQI
7th Jul 2025567 AMAQI
7th Jul 2025858 AMAQI
7th Jul 2025889 AMAQI
7th Jul 20257610 AMAQI
7th Jul 20256111 AMAQI
7th Jul 20255212 PMAQI
7th Jul 2025541 PMAQI
7th Jul 2025582 PMAQI
7th Jul 2025593 PMAQI
7th Jul 2025704 PMAQI
7th Jul 2025665 PMAQI
7th Jul 2025566 PMAQI
7th Jul 2025677 PMAQI
7th Jul 2025708 PMAQI
7th Jul 2025719 PMAQI
7th Jul 20257110 PMAQI
7th Jul 20257211 PMAQI
8th Jul 20257012 AMAQI
8th Jul 2025581 AMAQI
8th Jul 2025572 AMAQI
8th Jul 2025593 AMAQI
8th Jul 2025614 AMAQI
32°C27/38°C
8th Jul 2025615 AMAQI
8th Jul 2025626 AMAQI
8th Jul 2025617 AMAQI
8th Jul 2025788 AMAQI
8th Jul 2025809 AMAQI
8th Jul 20257410 AMAQI
8th Jul 20258011 AMAQI
8th Jul 20258112 PMAQI
8th Jul 2025801 PMAQI
8th Jul 2025822 PMAQI
8th Jul 2025803 PMAQI
8th Jul 2025824 PMAQI
8th Jul 2025805 PMAQI
8th Jul 2025726 PMAQI
8th Jul 2025677 PMAQI
8th Jul 2025668 PMAQI
8th Jul 2025749 PMAQI
8th Jul 20257710 PMAQI
8th Jul 20257311 PMAQI
9th Jul 20256012 AMAQI
9th Jul 2025661 AMAQI
9th Jul 2025652 AMAQI
9th Jul 2025623 AMAQI
9th Jul 2025644 AMAQI
31°C27/38°C
9th Jul 2025655 AMAQI
9th Jul 2025656 AMAQI
9th Jul 2025657 AMAQI
9th Jul 2025778 AMAQI
9th Jul 2025819 AMAQI
9th Jul 20258010 AMAQI
9th Jul 20257511 AMAQI
9th Jul 20257412 PMAQI
9th Jul 2025711 PMAQI
9th Jul 2025762 PMAQI
9th Jul 2025683 PMAQI
9th Jul 2025464 PMAQI
9th Jul 2025395 PMAQI
9th Jul 2025426 PMAQI
9th Jul 2025507 PMAQI
9th Jul 2025568 PMAQI
9th Jul 2025579 PMAQI
9th Jul 20256010 PMAQI
9th Jul 20255611 PMAQI
10th Jul 20255812 AMAQI
10th Jul 2025641 AMAQI
10th Jul 2025632 AMAQI
10th Jul 2025643 AMAQI
10th Jul 2025664 AMAQI
30°C25/35°C
10th Jul 2025665 AMAQI
10th Jul 2025666 AMAQI
10th Jul 2025657 AMAQI
10th Jul 2025528 AMAQI
10th Jul 2025409 AMAQI
10th Jul 20254810 AMAQI
10th Jul 20255311 AMAQI
10th Jul 20254312 PMAQI
10th Jul 2025511 PMAQI
10th Jul 2025532 PMAQI
10th Jul 2025463 PMAQI
10th Jul 2025404 PMAQI
10th Jul 2025365 PMAQI
10th Jul 2025366 PMAQI
10th Jul 2025477 PMAQI
10th Jul 2025608 PMAQI
10th Jul 2025599 PMAQI
10th Jul 20255810 PMAQI
10th Jul 20255911 PMAQI
11th Jul 20256012 AMAQI
11th Jul 2025631 AMAQI
11th Jul 2025632 AMAQI
11th Jul 2025623 AMAQI
11th Jul 2025604 AMAQI
29°C25/36°C
11th Jul 2025605 AMAQI
11th Jul 2025606 AMAQI
11th Jul 2025607 AMAQI
11th Jul 2025648 AMAQI
11th Jul 2025739 AMAQI
11th Jul 20257810 AMAQI
11th Jul 20258311 AMAQI
11th Jul 20257612 PMAQI
11th Jul 2025711 PMAQI
11th Jul 2025732 PMAQI
11th Jul 2025693 PMAQI
11th Jul 2025674 PMAQI
11th Jul 2025685 PMAQI
11th Jul 2025696 PMAQI
11th Jul 2025617 PMAQI
11th Jul 2025628 PMAQI
11th Jul 2025669 PMAQI
11th Jul 20256810 PMAQI
11th Jul 20256811 PMAQI
12th Jul 20256712 AMAQI
12th Jul 2025621 AMAQI
12th Jul 2025602 AMAQI
12th Jul 2025613 AMAQI
12th Jul 2025634 AMAQI
29°C25/34°C
12th Jul 2025635 AMAQI
12th Jul 2025636 AMAQI
12th Jul 2025637 AMAQI
12th Jul 2025618 AMAQI
12th Jul 2025759 AMAQI
12th Jul 20257110 AMAQI
12th Jul 20256911 AMAQI
12th Jul 20257212 PMAQI
12th Jul 2025651 PMAQI
12th Jul 2025542 PMAQI
12th Jul 2025533 PMAQI
12th Jul 2025544 PMAQI
12th Jul 2025545 PMAQI
12th Jul 2025566 PMAQI
12th Jul 2025567 PMAQI
12th Jul 2025658 PMAQI
12th Jul 2025649 PMAQI
12th Jul 20256010 PMAQI
12th Jul 20256111 PMAQI
13th Jul 20255912 AMAQI
13th Jul 2025621 AMAQI
13th Jul 2025622 AMAQI
13th Jul 2025623 AMAQI
13th Jul 2025634 AMAQI
28°C24/33°C
13th Jul 2025635 AMAQI
13th Jul 2025636 AMAQI
13th Jul 2025637 AMAQI
13th Jul 2025668 AMAQI
13th Jul 2025739 AMAQI
13th Jul 20256810 AMAQI
13th Jul 20256511 AMAQI
13th Jul 20255912 PMAQI
13th Jul 2025541 PMAQI
13th Jul 2025482 PMAQI
13th Jul 2025473 PMAQI
13th Jul 2025504 PMAQI
13th Jul 2025545 PMAQI
13th Jul 2025556 PMAQI
13th Jul 2025567 PMAQI
13th Jul 2025608 PMAQI
13th Jul 2025609 PMAQI
13th Jul 20255810 PMAQI
13th Jul 20256111 PMAQI
14th Jul 20256212 AMAQI
14th Jul 2025621 AMAQI
14th Jul 2025622 AMAQI
14th Jul 2025623 AMAQI
14th Jul 2025614 AMAQI
28°C24/33°C
14th Jul 2025615 AMAQI
14th Jul 2025616 AMAQI
14th Jul 2025627 AMAQI
14th Jul 2025628 AMAQI
14th Jul 2025609 AMAQI
14th Jul 20255910 AMAQI
14th Jul 20255411 AMAQI
14th Jul 20255312 PMAQI
14th Jul 2025531 PMAQI
14th Jul 2025532 PMAQI
14th Jul 2025543 PMAQI
14th Jul 2025524 PMAQI
14th Jul 2025565 PMAQI
14th Jul 2025526 PMAQI
14th Jul 2025587 PMAQI
14th Jul 2025608 PMAQI
14th Jul 2025629 PMAQI
14th Jul 20256210 PMAQI
14th Jul 20255811 PMAQI
15th Jul 20256012 AMAQI
15th Jul 2025611 AMAQI
15th Jul 2025612 AMAQI
15th Jul 2025613 AMAQI
15th Jul 2025614 AMAQI
30°C25/36°C
15th Jul 2025615 AMAQI
15th Jul 2025616 AMAQI
15th Jul 2025617 AMAQI
15th Jul 2025678 AMAQI
15th Jul 2025719 AMAQI
15th Jul 20257410 AMAQI
15th Jul 20257611 AMAQI
15th Jul 20255612 PMAQI
15th Jul 2025501 PMAQI
15th Jul 2025572 PMAQI
15th Jul 2025563 PMAQI
15th Jul 2025554 PMAQI
15th Jul 2025575 PMAQI
15th Jul 2025566 PMAQI
15th Jul 2025587 PMAQI
15th Jul 2025628 PMAQI
15th Jul 2025649 PMAQI
15th Jul 20256410 PMAQI
15th Jul 20256611 PMAQI
16th Jul 20256212 AMAQI
16th Jul 2025601 AMAQI
16th Jul 2025612 AMAQI
16th Jul 2025613 AMAQI
16th Jul 2025624 AMAQI
32°C27/39°C
16th Jul 2025625 AMAQI
16th Jul 2025616 AMAQI
16th Jul 2025617 AMAQI
16th Jul 2025568 AMAQI
16th Jul 2025539 AMAQI
16th Jul 20255410 AMAQI
16th Jul 20255311 AMAQI
16th Jul 20254912 PMAQI
16th Jul 2025531 PMAQI
16th Jul 2025532 PMAQI
16th Jul 2025513 PMAQI
16th Jul 2025484 PMAQI
16th Jul 2025535 PMAQI
16th Jul 2025536 PMAQI
16th Jul 2025597 PMAQI
16th Jul 2025628 PMAQI
16th Jul 2025619 PMAQI
16th Jul 20256410 PMAQI
16th Jul 20256511 PMAQI
17th Jul 20256512 AMAQI
17th Jul 2025611 AMAQI
17th Jul 2025602 AMAQI
17th Jul 2025603 AMAQI
17th Jul 2025594 AMAQI
33°C28/40°C
17th Jul 2025595 AMAQI
17th Jul 2025586 AMAQI
17th Jul 2025597 AMAQI
17th Jul 2025608 AMAQI
17th Jul 2025619 AMAQI
17th Jul 20256210 AMAQI
17th Jul 20255711 AMAQI
17th Jul 20255512 PMAQI
17th Jul 2025641 PMAQI
17th Jul 2025602 PMAQI
17th Jul 2025593 PMAQI
17th Jul 2025614 PMAQI
17th Jul 2025625 PMAQI
17th Jul 2025626 PMAQI
17th Jul 2025687 PMAQI
17th Jul 2025668 PMAQI
17th Jul 2025689 PMAQI
17th Jul 20256810 PMAQI
17th Jul 20257011 PMAQI
18th Jul 20257412 AMAQI
18th Jul 2025631 AMAQI
18th Jul 2025602 AMAQI
18th Jul 2025613 AMAQI
18th Jul 2025614 AMAQI
31°C28/36°C
18th Jul 2025615 AMAQI
18th Jul 2025616 AMAQI
18th Jul 2025617 AMAQI
18th Jul 2025868 AMAQI
18th Jul 2025659 AMAQI
18th Jul 20256910 AMAQI
18th Jul 20256411 AMAQI
18th Jul 20255712 PMAQI
18th Jul 2025541 PMAQI
18th Jul 2025532 PMAQI
18th Jul 2025543 PMAQI
18th Jul 2025574 PMAQI
18th Jul 2025575 PMAQI
18th Jul 2025606 PMAQI
18th Jul 2025617 PMAQI
18th Jul 2025608 PMAQI
18th Jul 2025609 PMAQI
18th Jul 20256510 PMAQI
18th Jul 20256511 PMAQI
19th Jul 20256612 AMAQI
19th Jul 2025631 AMAQI
19th Jul 2025622 AMAQI
19th Jul 2025623 AMAQI
19th Jul 2025634 AMAQI
31°C27/37°C
19th Jul 2025635 AMAQI
19th Jul 2025636 AMAQI
19th Jul 2025637 AMAQI
19th Jul 2025698 AMAQI
19th Jul 2025739 AMAQI
19th Jul 20257610 AMAQI
19th Jul 20255911 AMAQI
19th Jul 20255412 PMAQI
19th Jul 2025541 PMAQI
19th Jul 2025582 PMAQI
19th Jul 2025523 PMAQI
19th Jul 2025554 PMAQI
19th Jul 2025545 PMAQI
19th Jul 2025546 PMAQI
19th Jul 2025587 PMAQI
19th Jul 2025678 PMAQI
19th Jul 2025709 PMAQI
19th Jul 20256910 PMAQI
19th Jul 20256911 PMAQI
20th Jul 20256712 AMAQI
20th Jul 2025621 AMAQI
20th Jul 2025632 AMAQI
20th Jul 2025633 AMAQI
20th Jul 2025634 AMAQI
30°C26/36°C
20th Jul 2025635 AMAQI
20th Jul 2025636 AMAQI
20th Jul 2025637 AMAQI
20th Jul 2025678 AMAQI
20th Jul 2025689 AMAQI
20th Jul 20256310 AMAQI
20th Jul 20256611 AMAQI
20th Jul 20256612 PMAQI
20th Jul 2025651 PMAQI
20th Jul 2025572 PMAQI
20th Jul 2025493 PMAQI
20th Jul 2025504 PMAQI
20th Jul 2025595 PMAQI
20th Jul 2025666 PMAQI
20th Jul 2025567 PMAQI
20th Jul 2025598 PMAQI
20th Jul 2025579 PMAQI
20th Jul 20255610 PMAQI
20th Jul 20255811 PMAQI
21st Jul 20255912 AMAQI
21st Jul 2025621 AMAQI
21st Jul 2025632 AMAQI
21st Jul 2025633 AMAQI
21st Jul 2025634 AMAQI
27°C24/32°C
21st Jul 2025635 AMAQI
21st Jul 2025646 AMAQI
21st Jul 2025647 AMAQI
21st Jul 2025518 AMAQI
21st Jul 2025519 AMAQI
21st Jul 20254510 AMAQI
21st Jul 20252711 AMAQI
21st Jul 20254012 PMAQI
21st Jul 2025431 PMAQI
21st Jul 2025342 PMAQI
21st Jul 2025333 PMAQI
21st Jul 2025344 PMAQI
21st Jul 2025325 PMAQI
21st Jul 2025366 PMAQI
21st Jul 2025447 PMAQI
21st Jul 2025558 PMAQI
21st Jul 2025559 PMAQI
21st Jul 20255810 PMAQI
21st Jul 20255611 PMAQI
22nd Jul 20255612 AMAQI
22nd Jul 2025611 AMAQI
22nd Jul 2025622 AMAQI
22nd Jul 2025603 AMAQI
22nd Jul 2025594 AMAQI
27°C25/31°C
22nd Jul 2025595 AMAQI
22nd Jul 2025596 AMAQI
22nd Jul 2025607 AMAQI
22nd Jul 2025338 AMAQI
22nd Jul 2025249 AMAQI
22nd Jul 20252810 AMAQI
22nd Jul 20252411 AMAQI
22nd Jul 20252512 PMAQI
22nd Jul 2025321 PMAQI
22nd Jul 2025322 PMAQI
22nd Jul 2025303 PMAQI
22nd Jul 2025284 PMAQI
22nd Jul 2025315 PMAQI
22nd Jul 2025316 PMAQI
22nd Jul 2025447 PMAQI
22nd Jul 2025558 PMAQI
22nd Jul 2025549 PMAQI
22nd Jul 20255310 PMAQI
22nd Jul 20255311 PMAQI
23rd Jul 20255212 AMAQI
23rd Jul 2025581 AMAQI
23rd Jul 2025592 AMAQI
23rd Jul 2025573 AMAQI
23rd Jul 2025544 AMAQI
27°C25/30°C
23rd Jul 2025545 AMAQI
23rd Jul 2025546 AMAQI
23rd Jul 2025547 AMAQI
23rd Jul 2025328 AMAQI
23rd Jul 2025329 AMAQI
23rd Jul 20253610 AMAQI
23rd Jul 20253311 AMAQI
23rd Jul 20253112 PMAQI
23rd Jul 2025351 PMAQI
23rd Jul 2025342 PMAQI
23rd Jul 2025353 PMAQI
23rd Jul 2025294 PMAQI
23rd Jul 2025295 PMAQI
23rd Jul 2025346 PMAQI
23rd Jul 2025447 PMAQI
23rd Jul 2025518 PMAQI
23rd Jul 2025529 PMAQI
23rd Jul 20255210 PMAQI
23rd Jul 20255011 PMAQI
24th Jul 20255112 AMAQI
24th Jul 2025481 AMAQI
24th Jul 2025522 AMAQI
24th Jul 2025543 AMAQI
24th Jul 2025534 AMAQI
27°C25/31°C
24th Jul 2025535 AMAQI
24th Jul 2025536 AMAQI
24th Jul 2025537 AMAQI
24th Jul 2025498 AMAQI
24th Jul 2025509 AMAQI
24th Jul 20254810 AMAQI
24th Jul 20252711 AMAQI
24th Jul 20253612 PMAQI
24th Jul 2025341 PMAQI
24th Jul 2025382 PMAQI
24th Jul 2025283 PMAQI
24th Jul 2025254 PMAQI
24th Jul 2025425 PMAQI
24th Jul 2025416 PMAQI
24th Jul 2025417 PMAQI
24th Jul 2025398 PMAQI
24th Jul 2025499 PMAQI
24th Jul 20255310 PMAQI
24th Jul 20255411 PMAQI
25th Jul 20254812 AMAQI
25th Jul 2025521 AMAQI
25th Jul 2025522 AMAQI
25th Jul 2025523 AMAQI
25th Jul 2025524 AMAQI
28°C24/34°C
25th Jul 2025515 AMAQI
25th Jul 2025526 AMAQI
25th Jul 2025517 AMAQI
25th Jul 2025428 AMAQI
25th Jul 2025409 AMAQI
25th Jul 20255410 AMAQI
25th Jul 20255411 AMAQI
25th Jul 20254912 PMAQI
25th Jul 2025521 PMAQI
25th Jul 2025492 PMAQI
25th Jul 2025423 PMAQI
25th Jul 2025384 PMAQI
25th Jul 2025345 PMAQI
25th Jul 2025396 PMAQI
25th Jul 2025467 PMAQI
25th Jul 2025568 PMAQI
25th Jul 2025599 PMAQI
25th Jul 20255910 PMAQI
25th Jul 20255811 PMAQI
26th Jul 20255812 AMAQI
26th Jul 2025521 AMAQI
26th Jul 2025522 AMAQI
26th Jul 2025523 AMAQI
26th Jul 2025524 AMAQI
30°C25/34°C
26th Jul 2025525 AMAQI
26th Jul 2025526 AMAQI
26th Jul 2025527 AMAQI
26th Jul 2025658 AMAQI
26th Jul 2025669 AMAQI
26th Jul 20256410 AMAQI
26th Jul 20256511 AMAQI
26th Jul 20257212 PMAQI
26th Jul 2025721 PMAQI
26th Jul 2025542 PMAQI
26th Jul 2025513 PMAQI
26th Jul 2025424 PMAQI
26th Jul 2025355 PMAQI
26th Jul 2025486 PMAQI
26th Jul 2025517 PMAQI
26th Jul 2025548 PMAQI
26th Jul 2025549 PMAQI
26th Jul 20255410 PMAQI
26th Jul 20255711 PMAQI
27th Jul 20255712 AMAQI
27th Jul 2025531 AMAQI
27th Jul 2025532 AMAQI
27th Jul 2025543 AMAQI
27th Jul 2025554 AMAQI
30°C25/35°C
27th Jul 2025555 AMAQI
27th Jul 2025566 AMAQI
27th Jul 2025557 AMAQI
27th Jul 2025618 AMAQI
27th Jul 2025609 AMAQI
27th Jul 20255810 AMAQI
27th Jul 20256511 AMAQI
27th Jul 20256512 PMAQI
27th Jul 2025601 PMAQI
27th Jul 2025542 PMAQI
27th Jul 2025483 PMAQI
27th Jul 2025464 PMAQI
27th Jul 2025375 PMAQI
27th Jul 2025546 PMAQI
27th Jul 2025547 PMAQI
27th Jul 2025588 PMAQI
27th Jul 2025529 PMAQI
27th Jul 20255110 PMAQI
27th Jul 20255411 PMAQI
28th Jul 20255612 AMAQI
28th Jul 2025541 AMAQI
28th Jul 2025542 AMAQI
28th Jul 2025543 AMAQI
28th Jul 2025554 AMAQI
29°C25/32°C
28th Jul 2025555 AMAQI
28th Jul 2025556 AMAQI
28th Jul 2025557 AMAQI
28th Jul 2025568 AMAQI
28th Jul 2025619 AMAQI
28th Jul 20256410 AMAQI
28th Jul 20256111 AMAQI
28th Jul 20256012 PMAQI
28th Jul 2025481 PMAQI
28th Jul 2025392 PMAQI
28th Jul 2025373 PMAQI
28th Jul 2025524 PMAQI
28th Jul 2025615 PMAQI
28th Jul 2025556 PMAQI
28th Jul 2025507 PMAQI
28th Jul 2025528 PMAQI
28th Jul 2025579 PMAQI
28th Jul 20255810 PMAQI
28th Jul 20255811 PMAQI
29th Jul 20256012 AMAQI
29th Jul 2025551 AMAQI
29th Jul 2025542 AMAQI
29th Jul 2025553 AMAQI
29th Jul 2025554 AMAQI
28°C25/33°C
29th Jul 2025555 AMAQI
29th Jul 2025556 AMAQI
29th Jul 2025547 AMAQI
29th Jul 2025608 AMAQI
29th Jul 2025629 AMAQI
29th Jul 20256210 AMAQI
29th Jul 20256211 AMAQI
29th Jul 20256012 PMAQI
29th Jul 2025571 PMAQI
29th Jul 2025572 PMAQI
29th Jul 2025523 PMAQI
29th Jul 2025444 PMAQI
29th Jul 2025485 PMAQI
29th Jul 2025416 PMAQI
29th Jul 2025467 PMAQI
29th Jul 2025548 PMAQI
29th Jul 2025579 PMAQI
29th Jul 20256010 PMAQI
29th Jul 20256211 PMAQI
30th Jul 20256012 AMAQI
30th Jul 2025551 AMAQI
30th Jul 2025552 AMAQI
30th Jul 2025563 AMAQI
30th Jul 2025564 AMAQI
29°C25/34°C
30th Jul 2025565 AMAQI
30th Jul 2025566 AMAQI
30th Jul 2025567 AMAQI
30th Jul 2025628 AMAQI
30th Jul 2025599 AMAQI
30th Jul 20256810 AMAQI
30th Jul 20256711 AMAQI
30th Jul 20255212 PMAQI
30th Jul 2025581 PMAQI
30th Jul 2025532 PMAQI
30th Jul 2025393 PMAQI
30th Jul 2025514 PMAQI
30th Jul 2025505 PMAQI
30th Jul 2025426 PMAQI
30th Jul 2025507 PMAQI
30th Jul 2025568 PMAQI
30th Jul 2025589 PMAQI
30th Jul 20255610 PMAQI
30th Jul 20255811 PMAQI
31st Jul 20255412 AMAQI
31st Jul 2025561 AMAQI
31st Jul 2025562 AMAQI
31st Jul 2025563 AMAQI
31st Jul 2025564 AMAQI
28°C26/32°C
31st Jul 2025565 AMAQI
31st Jul 2025566 AMAQI
31st Jul 2025567 AMAQI
31st Jul 2025568 AMAQI
31st Jul 2025569 AMAQI
31st Jul 20255910 AMAQI
31st Jul 20256211 AMAQI
31st Jul 20256412 PMAQI
31st Jul 2025641 PMAQI
31st Jul 2025542 PMAQI
31st Jul 2025503 PMAQI
31st Jul 2025484 PMAQI
31st Jul 2025475 PMAQI
31st Jul 2025516 PMAQI
31st Jul 2025567 PMAQI
31st Jul 2025578 PMAQI
31st Jul 2025579 PMAQI
31st Jul 20255810 PMAQI
31st Jul 20255811 PMAQI
1st Aug 20256312 AMAQI
1st Aug 2025561 AMAQI
1st Aug 2025562 AMAQI
1st Aug 2025583 AMAQI
1st Aug 2025584 AMAQI
29°C25/35°C
1st Aug 2025575 AMAQI
1st Aug 2025586 AMAQI
1st Aug 2025587 AMAQI
1st Aug 2025638 AMAQI
1st Aug 2025679 AMAQI
1st Aug 20257010 AMAQI
1st Aug 20256611 AMAQI
1st Aug 20256712 PMAQI
1st Aug 2025681 PMAQI
1st Aug 2025722 PMAQI
1st Aug 2025673 PMAQI
1st Aug 2025694 PMAQI
1st Aug 2025615 PMAQI
1st Aug 2025646 PMAQI
1st Aug 2025627 PMAQI
1st Aug 2025628 PMAQI
1st Aug 2025639 PMAQI
1st Aug 20256510 PMAQI
1st Aug 20256711 PMAQI
2nd Aug 20256412 AMAQI
2nd Aug 2025581 AMAQI
2nd Aug 2025572 AMAQI
2nd Aug 2025593 AMAQI
2nd Aug 2025604 AMAQI
30°C25/34°C
2nd Aug 2025595 AMAQI
2nd Aug 2025606 AMAQI
2nd Aug 2025597 AMAQI
2nd Aug 2025768 AMAQI
2nd Aug 2025789 AMAQI
2nd Aug 20257610 AMAQI
2nd Aug 20257611 AMAQI
2nd Aug 20258012 PMAQI
2nd Aug 2025821 PMAQI
2nd Aug 2025772 PMAQI
2nd Aug 2025733 PMAQI
2nd Aug 2025764 PMAQI
2nd Aug 2025705 PMAQI
2nd Aug 2025716 PMAQI
2nd Aug 2025667 PMAQI
2nd Aug 2025688 PMAQI
2nd Aug 2025699 PMAQI
2nd Aug 20257010 PMAQI
2nd Aug 20257211 PMAQI
3rd Aug 20256712 AMAQI
3rd Aug 2025591 AMAQI
3rd Aug 2025582 AMAQI
3rd Aug 2025623 AMAQI
3rd Aug 2025634 AMAQI
--°C/°C
3rd Aug 2025635 AMAQI
5 AM3rd Aug 2025636 AMAQI
3rd Aug 2025647 AMAQI
12 PM
7 PM
12 AM
4 AM
--°C/°C
Day time
Avg. Highest Time
5 AM - 2 PM
59AQI
10 hours / Day
300 hours / Month
Avg. Lowest Time
3 PM - 6 PM
51AQI
4 hours / Day
120 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 5 AM to 2 PM (Avg. 59), while the lowest AQI was between 3 PM to 6 PM (Avg. 51).
Night time
Avg. Highest Time
12 AM - 11 PM
59AQI
9 hours / Day
270 hours / Month
Avg. Lowest Time
12 AM - 11 PM
59AQI
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. 59), while the lowest AQI was between 12 AM to 11 PM (Avg. 59).
2025 Days Vs Air Quality
Ziyang Government Center, Yiyang, Hunan, China
2025
7%
15
22%
47
57%
122
12%
26
1%
3
Total number of days with different AQI categories in last 214 days in 2025 (151 days remaining)
Good
15 DaysModerate
47 DaysPoor
122 DaysUnhealthy
26 DaysSevere
3 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 7%
Health Risk Level:
Extreme
In 2025, 7% of 214 days were within WHO’s safe air quality limits. The risk of health issues is Extreme, potentially causing respiratory problems, heart disease, skin issues, and stress, especially for children, the elderly, and those with pre-existing conditions.
Annual Air Quality Insights
Ziyang Government Center, Yiyang, Hunan, 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
176AQI
176AQI
2nd January 2025
188AQI
188AQI
3rd January 2025
197AQI
197AQI
4th January 2025
227AQI
227AQI
5th January 2025
163AQI
163AQI
6th January 2025
175AQI
175AQI
7th January 2025
163AQI
163AQI
8th January 2025
142AQI
142AQI
9th January 2025
145AQI
145AQI
10th January 2025
132AQI
132AQI
11th January 2025
137AQI
137AQI
12th January 2025
139AQI
139AQI
13th January 2025
146AQI
146AQI
14th January 2025
162AQI
162AQI
15th January 2025
120AQI
120AQI
16th January 2025
135AQI
135AQI
17th January 2025
135AQI
135AQI
18th January 2025
157AQI
157AQI
19th January 2025
152AQI
152AQI
20th January 2025
165AQI
165AQI
21st January 2025
167AQI
167AQI
22nd January 2025
184AQI
184AQI
23rd January 2025
242AQI
242AQI
24th January 2025
178AQI
178AQI
25th January 2025
116AQI
116AQI
26th January 2025
109AQI
109AQI
27th January 2025
106AQI
106AQI
28th January 2025
145AQI
145AQI
29th January 2025
203AQI
203AQI
30th January 2025
163AQI
163AQI
31st January 2025
169AQI
169AQI
1st February 2025
135AQI
135AQI
2nd February 2025
139AQI
139AQI
3rd February 2025
145AQI
145AQI
4th February 2025
131AQI
131AQI
5th February 2025
141AQI
141AQI
6th February 2025
112AQI
112AQI
7th February 2025
112AQI
112AQI
8th February 2025
80AQI
80AQI
9th February 2025
91AQI
91AQI
10th February 2025
111AQI
111AQI
11th February 2025
129AQI
129AQI
12th February 2025
138AQI
138AQI
13th February 2025
152AQI
152AQI
14th February 2025
143AQI
143AQI
15th February 2025
156AQI
156AQI
16th February 2025
133AQI
133AQI
17th February 2025
109AQI
109AQI
18th February 2025
101AQI
101AQI
19th February 2025
118AQI
118AQI
20th February 2025
142AQI
142AQI
21st February 2025
152AQI
152AQI
22nd February 2025
106AQI
106AQI
23rd February 2025
158AQI
158AQI
24th February 2025
143AQI
143AQI
25th February 2025
152AQI
152AQI
26th February 2025
151AQI
151AQI
27th February 2025
119AQI
119AQI
28th February 2025
135AQI
135AQI
1st March 2025
109AQI
109AQI
2nd March 2025
95AQI
95AQI
3rd March 2025
75AQI
75AQI
4th March 2025
92AQI
92AQI
5th March 2025
93AQI
93AQI
6th March 2025
117AQI
117AQI
7th March 2025
120AQI
120AQI
8th March 2025
111AQI
111AQI
9th March 2025
125AQI
125AQI
10th March 2025
110AQI
110AQI
11th March 2025
111AQI
111AQI
12th March 2025
136AQI
136AQI
13th March 2025
129AQI
129AQI
14th March 2025
100AQI
100AQI
15th March 2025
87AQI
87AQI
16th March 2025
92AQI
92AQI
17th March 2025
81AQI
81AQI
18th March 2025
79AQI
79AQI
19th March 2025
80AQI
80AQI
20th March 2025
80AQI
80AQI
21st March 2025
81AQI
81AQI
22nd March 2025
97AQI
97AQI
23rd March 2025
106AQI
106AQI
24th March 2025
94AQI
94AQI
25th March 2025
125AQI
125AQI
26th March 2025
149AQI
149AQI
27th March 2025
152AQI
152AQI
28th March 2025
142AQI
142AQI
29th March 2025
145AQI
145AQI
30th March 2025
141AQI
141AQI
31st March 2025
144AQI
144AQI
1st April 2025
143AQI
143AQI
2nd April 2025
144AQI
144AQI
3rd April 2025
146AQI
146AQI
4th April 2025
147AQI
147AQI
5th April 2025
151AQI
151AQI
6th April 2025
146AQI
146AQI
7th April 2025
148AQI
148AQI
8th April 2025
147AQI
147AQI
9th April 2025
150AQI
150AQI
10th April 2025
148AQI
148AQI
11th April 2025
149AQI
149AQI
12th April 2025
164AQI
164AQI
13th April 2025
153AQI
153AQI
14th April 2025
158AQI
158AQI
15th April 2025
147AQI
147AQI
16th April 2025
149AQI
149AQI
17th April 2025
142AQI
142AQI
18th April 2025
144AQI
144AQI
19th April 2025
144AQI
144AQI
20th April 2025
149AQI
149AQI
21st April 2025
136AQI
136AQI
22nd April 2025
135AQI
135AQI
23rd April 2025
130AQI
130AQI
24th April 2025
127AQI
127AQI
25th April 2025
126AQI
126AQI
26th April 2025
132AQI
132AQI
27th April 2025
125AQI
125AQI
28th April 2025
129AQI
129AQI
29th April 2025
130AQI
130AQI
30th April 2025
130AQI
130AQI
1st May 2025
122AQI
122AQI
2nd May 2025
119AQI
119AQI
3rd May 2025
125AQI
125AQI
4th May 2025
128AQI
128AQI
5th May 2025
118AQI
118AQI
6th May 2025
132AQI
132AQI
7th May 2025
136AQI
136AQI
8th May 2025
120AQI
120AQI
9th May 2025
119AQI
119AQI
10th May 2025
119AQI
119AQI
11th May 2025
115AQI
115AQI
12th May 2025
122AQI
122AQI
13th May 2025
123AQI
123AQI
14th May 2025
137AQI
137AQI
15th May 2025
141AQI
141AQI
16th May 2025
131AQI
131AQI
17th May 2025
122AQI
122AQI
18th May 2025
138AQI
138AQI
19th May 2025
135AQI
135AQI
20th May 2025
130AQI
130AQI
21st May 2025
122AQI
122AQI
22nd May 2025
124AQI
124AQI
23rd May 2025
124AQI
124AQI
24th May 2025
128AQI
128AQI
25th May 2025
128AQI
128AQI
26th May 2025
124AQI
124AQI
27th May 2025
133AQI
133AQI
28th May 2025
122AQI
122AQI
29th May 2025
110AQI
110AQI
30th May 2025
122AQI
122AQI
31st May 2025
116AQI
116AQI
1st June 2025
120AQI
120AQI
2nd June 2025
116AQI
116AQI
3rd June 2025
115AQI
115AQI
4th June 2025
135AQI
135AQI
5th June 2025
120AQI
120AQI
6th June 2025
120AQI
120AQI
7th June 2025
116AQI
116AQI
8th June 2025
109AQI
109AQI
9th June 2025
104AQI
104AQI
10th June 2025
114AQI
114AQI
11th June 2025
119AQI
119AQI
12th June 2025
108AQI
108AQI
13th June 2025
111AQI
111AQI
14th June 2025
105AQI
105AQI
15th June 2025
103AQI
103AQI
16th June 2025
102AQI
102AQI
17th June 2025
95AQI
95AQI
18th June 2025
55AQI
55AQI
19th June 2025
51AQI
51AQI
20th June 2025
51AQI
51AQI
21st June 2025
47AQI
47AQI
22nd June 2025
36AQI
36AQI
23rd June 2025
40AQI
40AQI
24th June 2025
48AQI
48AQI
25th June 2025
54AQI
54AQI
26th June 2025
54AQI
54AQI
27th June 2025
54AQI
54AQI
28th June 2025
47AQI
47AQI
29th June 2025
46AQI
46AQI
30th June 2025
46AQI
46AQI
1st July 2025
43AQI
43AQI
2nd July 2025
39AQI
39AQI
3rd July 2025
43AQI
43AQI
4th July 2025
48AQI
48AQI
5th July 2025
54AQI
54AQI
6th July 2025
61AQI
61AQI
7th July 2025
63AQI
63AQI
8th July 2025
70AQI
70AQI
9th July 2025
62AQI
62AQI
10th July 2025
55AQI
55AQI
11th July 2025
66AQI
66AQI
12th July 2025
62AQI
62AQI
13th July 2025
60AQI
60AQI
14th July 2025
59AQI
59AQI
15th July 2025
61AQI
61AQI
16th July 2025
58AQI
58AQI
17th July 2025
62AQI
62AQI
18th July 2025
62AQI
62AQI
19th July 2025
62AQI
62AQI
20th July 2025
61AQI
61AQI
21st July 2025
51AQI
51AQI
22nd July 2025
46AQI
46AQI
23rd July 2025
45AQI
45AQI
24th July 2025
45AQI
45AQI
25th July 2025
50AQI
50AQI
26th July 2025
54AQI
54AQI
27th July 2025
54AQI
54AQI
28th July 2025
55AQI
55AQI
29th July 2025
55AQI
55AQI
30th July 2025
55AQI
55AQI
31st July 2025
56AQI
56AQI
1st August 2025
63AQI
63AQI
159AQI
130AQI
110AQI
142AQI
125AQI
85AQI
55AQI
63AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
2025115AQI
13
15
3
2
20
6
14
16
1
26
4
31
7
7
16
8
23
1
15
47
122
26
3
Highest AQI recorded in
January159AQI
Lowest AQI recorded in
July55AQI
2024103AQI
1
12
18
8
9
11
1
2
10
10
9
16
14
2
21
8
16
13
1
23
7
1
13
18
1
13
14
2
1
9
16
5
1
8
6
15
15
16
59
124
106
76
1
Highest AQI recorded in
January155AQI
Lowest AQI recorded in
July42AQI
2023105AQI
1
7
15
8
1
12
15
10
16
5
3
18
8
1
2
18
11
7
19
4
19
11
1
6
18
7
4
19
6
1
1
10
16
4
1
4
19
2
7
15
6
3
43
136
122
49
11
Highest AQI recorded in
January180AQI
Lowest AQI recorded in
July50AQI
2022106AQI
3
7
18
3
3
13
7
1
14
13
3
21
9
1
21
8
1
12
17
1
14
10
1
1
13
16
7
5
17
2
8
18
4
2
11
18
36
118
113
53
3
Highest AQI recorded in
January160AQI
Lowest AQI recorded in
July46AQI
202196AQI
2
8
19
2
6
14
7
1
10
20
1
15
15
5
19
7
13
16
1
27
4
14
7
9
20
1
5
17
6
3
3
10
9
8
1
20
8
2
76
127
101
46
5
Highest AQI recorded in
January159AQI
Lowest AQI recorded in
July42AQI
202098AQI
2
5
3
3
9
9
3
7
11
6
23
1
13
11
6
1
13
15
3
5
17
8
4
8
14
5
8
10
12
5
25
1
43
103
70
49
1
Highest AQI recorded in
December170AQI
Lowest AQI recorded in
August61AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2025(Avg.)
115AQILeast Polluted Year Recorded
2021(Avg.)
96AQIZiyang Government Center's annual 2025 AQI (115) shows an average percentage change of 12.8% (worsened AQI) compared to previous years: 2020 (98), 2021 (96), 2022 (106), 2023 (105), 2024 (103).
