Changan, Hunan, China 历史空气质量分析
深入了解详细的空气质量数据，包括历史数据、月度模式和年度趋势，尽在掌握！
良好
050
适中
100
差
150
不健康
200
严重
300
危险
301+
十月空气质量分析
Changan, Hunan, China
2021
2022
2023
2024
2025
AQI
.
天数
AQI趋势：最高与最低
最高AQI记录于
6th Oct 2024
165AQI最低AQI记录于
6th Oct 2022
19AQI同日分析（4th October ）：
在过去5年的这一天，AQI差异显著：2025年排名为2nd 最高，AQI为76，属于适中空气质量，比2021年有所改善。
下载2024年度数据
全球空气质量报告
日夜AQI趋势：5th Oct - 6th Oct 2025
Changan, Hunan, China
AQI
天
夜晚
.
6 AM5th Oct 2025
6 PM
5 AM6th Oct 2025
白天时间
平均最高时间
12AMNaNth undefined
AQI
平均最低时间
12AMNaNth undefined
AQI
夜晚时间
平均最高时间
2PM5th Oct
167AQI
平均最低时间
9AM5th Oct
110AQI
在过去的24小时内，
Changan的AQI最高点为167，出现在夜晚的2 PM；最低点为110，出现在夜晚的9 AM。
日夜AQI趋势：Sep - Oct 2025
Changan, Hunan, China
SepOct
06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th - 06th06th
天
夜晚
6th Sep 2025686 AMAQI
6th Sep 2025697 AMAQI
6th Sep 2025558 AMAQI
6th Sep 2025619 AMAQI
6th Sep 20255910 AMAQI
6th Sep 20255911 AMAQI
6th Sep 20256012 PMAQI
6th Sep 2025561 PMAQI
6th Sep 2025582 PMAQI
6th Sep 2025563 PMAQI
6th Sep 2025594 PMAQI
6th Sep 2025605 PMAQI
6th Sep 2025546 PMAQI
6th Sep 2025697 PMAQI
6th Sep 2025678 PMAQI
6th Sep 2025709 PMAQI
6th Sep 20256810 PMAQI
6th Sep 20256811 PMAQI
7th Sep 20256912 AMAQI
7th Sep 2025691 AMAQI
7th Sep 2025692 AMAQI
7th Sep 2025673 AMAQI
7th Sep 2025684 AMAQI
7th Sep 2025675 AMAQI
27°C24/30°C
7th Sep 2025686 AMAQI
7th Sep 2025677 AMAQI
7th Sep 2025688 AMAQI
7th Sep 2025719 AMAQI
7th Sep 20256910 AMAQI
7th Sep 20256411 AMAQI
7th Sep 20257012 PMAQI
7th Sep 2025701 PMAQI
7th Sep 2025682 PMAQI
7th Sep 2025673 PMAQI
7th Sep 2025694 PMAQI
7th Sep 2025635 PMAQI
7th Sep 2025616 PMAQI
7th Sep 2025627 PMAQI
7th Sep 2025648 PMAQI
7th Sep 2025679 PMAQI
7th Sep 20256810 PMAQI
7th Sep 20256911 PMAQI
8th Sep 20257012 AMAQI
8th Sep 2025661 AMAQI
8th Sep 2025662 AMAQI
8th Sep 2025673 AMAQI
8th Sep 2025684 AMAQI
8th Sep 2025685 AMAQI
28°C23/34°C
8th Sep 2025676 AMAQI
8th Sep 2025677 AMAQI
8th Sep 2025698 AMAQI
8th Sep 2025719 AMAQI
8th Sep 20257210 AMAQI
8th Sep 20258311 AMAQI
8th Sep 20256612 PMAQI
8th Sep 2025621 PMAQI
8th Sep 2025542 PMAQI
8th Sep 2025573 PMAQI
8th Sep 2025584 PMAQI
8th Sep 2025395 PMAQI
8th Sep 2025386 PMAQI
8th Sep 2025527 PMAQI
8th Sep 2025598 PMAQI
8th Sep 2025599 PMAQI
8th Sep 20255910 PMAQI
8th Sep 20256011 PMAQI
9th Sep 20256212 AMAQI
9th Sep 2025681 AMAQI
9th Sep 2025662 AMAQI
9th Sep 2025663 AMAQI
9th Sep 2025674 AMAQI
9th Sep 2025665 AMAQI
28°C24/34°C
9th Sep 2025666 AMAQI
9th Sep 2025667 AMAQI
9th Sep 2025368 AMAQI
9th Sep 2025449 AMAQI
9th Sep 20254610 AMAQI
9th Sep 20253311 AMAQI
9th Sep 20254012 PMAQI
9th Sep 2025481 PMAQI
9th Sep 2025472 PMAQI
9th Sep 2025463 PMAQI
9th Sep 2025414 PMAQI
9th Sep 2025485 PMAQI
9th Sep 2025506 PMAQI
9th Sep 2025587 PMAQI
9th Sep 2025608 PMAQI
9th Sep 2025619 PMAQI
9th Sep 20256210 PMAQI
9th Sep 20255711 PMAQI
10th Sep 20256312 AMAQI
10th Sep 2025641 AMAQI
10th Sep 2025662 AMAQI
10th Sep 2025623 AMAQI
10th Sep 2025604 AMAQI
10th Sep 2025615 AMAQI
25°C22/28°C
10th Sep 2025626 AMAQI
10th Sep 2025617 AMAQI
10th Sep 2025478 AMAQI
10th Sep 2025509 AMAQI
10th Sep 20255810 AMAQI
10th Sep 20255211 AMAQI
10th Sep 20255212 PMAQI
10th Sep 2025531 PMAQI
10th Sep 2025532 PMAQI
10th Sep 2025513 PMAQI
10th Sep 2025494 PMAQI
10th Sep 2025535 PMAQI
10th Sep 2025496 PMAQI
10th Sep 2025567 PMAQI
10th Sep 2025598 PMAQI
10th Sep 2025609 PMAQI
10th Sep 20256010 PMAQI
10th Sep 20255911 PMAQI
11th Sep 20256212 AMAQI
11th Sep 2025621 AMAQI
11th Sep 2025612 AMAQI
11th Sep 2025623 AMAQI
11th Sep 2025614 AMAQI
11th Sep 2025615 AMAQI
26°C24/30°C
11th Sep 2025616 AMAQI
11th Sep 2025627 AMAQI
11th Sep 2025568 AMAQI
11th Sep 2025529 AMAQI
11th Sep 20255510 AMAQI
11th Sep 20256211 AMAQI
11th Sep 20255112 PMAQI
11th Sep 2025481 PMAQI
11th Sep 2025482 PMAQI
11th Sep 2025523 PMAQI
11th Sep 2025504 PMAQI
11th Sep 2025475 PMAQI
11th Sep 2025436 PMAQI
11th Sep 2025457 PMAQI
11th Sep 2025558 PMAQI
11th Sep 2025569 PMAQI
11th Sep 20255610 PMAQI
11th Sep 20255811 PMAQI
12th Sep 20255812 AMAQI
12th Sep 2025601 AMAQI
12th Sep 2025602 AMAQI
12th Sep 2025593 AMAQI
12th Sep 2025594 AMAQI
12th Sep 2025605 AMAQI
28°C24/33°C
12th Sep 2025596 AMAQI
12th Sep 2025597 AMAQI
12th Sep 2025288 AMAQI
12th Sep 2025439 AMAQI
12th Sep 20253210 AMAQI
12th Sep 20253811 AMAQI
12th Sep 20252612 PMAQI
12th Sep 2025301 PMAQI
12th Sep 2025322 PMAQI
12th Sep 2025303 PMAQI
12th Sep 2025414 PMAQI
12th Sep 2025445 PMAQI
12th Sep 2025456 PMAQI
12th Sep 2025547 PMAQI
12th Sep 2025598 PMAQI
12th Sep 2025589 PMAQI
12th Sep 20255710 PMAQI
12th Sep 20255811 PMAQI
13th Sep 20256012 AMAQI
13th Sep 2025601 AMAQI
13th Sep 2025592 AMAQI
13th Sep 2025573 AMAQI
13th Sep 2025554 AMAQI
13th Sep 2025555 AMAQI
27°C24/32°C
13th Sep 2025556 AMAQI
13th Sep 2025567 AMAQI
13th Sep 2025448 AMAQI
13th Sep 2025499 AMAQI
13th Sep 20255210 AMAQI
13th Sep 20255411 AMAQI
13th Sep 20255612 PMAQI
13th Sep 2025531 PMAQI
13th Sep 2025602 PMAQI
13th Sep 2025623 PMAQI
13th Sep 2025614 PMAQI
13th Sep 2025635 PMAQI
13th Sep 2025606 PMAQI
13th Sep 2025607 PMAQI
13th Sep 2025578 PMAQI
13th Sep 2025599 PMAQI
13th Sep 20255610 PMAQI
13th Sep 20255611 PMAQI
14th Sep 20255812 AMAQI
14th Sep 2025571 AMAQI
14th Sep 2025582 AMAQI
14th Sep 2025573 AMAQI
14th Sep 2025574 AMAQI
14th Sep 2025575 AMAQI
25°C22/28°C
14th Sep 2025566 AMAQI
14th Sep 2025577 AMAQI
14th Sep 2025568 AMAQI
14th Sep 2025549 AMAQI
14th Sep 20255810 AMAQI
14th Sep 20256311 AMAQI
14th Sep 20255312 PMAQI
14th Sep 2025621 PMAQI
14th Sep 2025612 PMAQI
14th Sep 2025563 PMAQI
14th Sep 2025584 PMAQI
14th Sep 2025475 PMAQI
14th Sep 2025486 PMAQI
14th Sep 2025547 PMAQI
14th Sep 2025548 PMAQI
14th Sep 2025579 PMAQI
14th Sep 20255510 PMAQI
14th Sep 20255711 PMAQI
15th Sep 20255512 AMAQI
15th Sep 2025561 AMAQI
15th Sep 2025572 AMAQI
15th Sep 2025583 AMAQI
15th Sep 2025574 AMAQI
15th Sep 2025575 AMAQI
25°C23/27°C
15th Sep 2025586 AMAQI
15th Sep 2025587 AMAQI
15th Sep 2025588 AMAQI
15th Sep 2025629 AMAQI
15th Sep 20255510 AMAQI
15th Sep 20256311 AMAQI
15th Sep 20255912 PMAQI
15th Sep 2025541 PMAQI
15th Sep 2025462 PMAQI
15th Sep 2025523 PMAQI
15th Sep 2025564 PMAQI
15th Sep 2025505 PMAQI
15th Sep 2025546 PMAQI
15th Sep 2025567 PMAQI
15th Sep 2025588 PMAQI
15th Sep 2025669 PMAQI
15th Sep 20256110 PMAQI
15th Sep 20256311 PMAQI
16th Sep 20256012 AMAQI
16th Sep 2025561 AMAQI
16th Sep 2025562 AMAQI
16th Sep 2025573 AMAQI
16th Sep 2025574 AMAQI
16th Sep 2025585 AMAQI
28°C24/34°C
16th Sep 2025586 AMAQI
16th Sep 2025587 AMAQI
16th Sep 2025598 AMAQI
16th Sep 2025599 AMAQI
16th Sep 20255410 AMAQI
16th Sep 20255211 AMAQI
16th Sep 20255812 PMAQI
16th Sep 2025591 PMAQI
16th Sep 2025562 PMAQI
16th Sep 2025503 PMAQI
16th Sep 2025524 PMAQI
16th Sep 2025515 PMAQI
16th Sep 2025536 PMAQI
16th Sep 2025547 PMAQI
16th Sep 2025648 PMAQI
16th Sep 2025699 PMAQI
16th Sep 20257010 PMAQI
16th Sep 20257411 PMAQI
17th Sep 20256412 AMAQI
17th Sep 2025571 AMAQI
17th Sep 2025582 AMAQI
17th Sep 2025583 AMAQI
17th Sep 2025604 AMAQI
17th Sep 2025585 AMAQI
30°C26/35°C
17th Sep 2025586 AMAQI
17th Sep 2025587 AMAQI
17th Sep 2025618 AMAQI
17th Sep 2025669 AMAQI
17th Sep 20256210 AMAQI
17th Sep 20256611 AMAQI
17th Sep 20256612 PMAQI
17th Sep 2025681 PMAQI
17th Sep 2025592 PMAQI
17th Sep 2025563 PMAQI
17th Sep 2025574 PMAQI
17th Sep 2025505 PMAQI
17th Sep 2025536 PMAQI
17th Sep 2025557 PMAQI
17th Sep 2025588 PMAQI
17th Sep 2025599 PMAQI
17th Sep 20256010 PMAQI
17th Sep 20256211 PMAQI
18th Sep 20256012 AMAQI
18th Sep 2025591 AMAQI
18th Sep 2025602 AMAQI
18th Sep 2025603 AMAQI
18th Sep 2025614 AMAQI
18th Sep 2025625 AMAQI
28°C21/35°C
18th Sep 2025616 AMAQI
18th Sep 2025617 AMAQI
18th Sep 2025478 AMAQI
18th Sep 2025489 AMAQI
18th Sep 20254810 AMAQI
18th Sep 20255311 AMAQI
18th Sep 20255412 PMAQI
18th Sep 2025511 PMAQI
18th Sep 2025502 PMAQI
18th Sep 2025553 PMAQI
18th Sep 2025574 PMAQI
18th Sep 2025575 PMAQI
18th Sep 2025626 PMAQI
18th Sep 2025597 PMAQI
18th Sep 2025608 PMAQI
18th Sep 2025619 PMAQI
18th Sep 20256210 PMAQI
18th Sep 20256111 PMAQI
19th Sep 20256012 AMAQI
19th Sep 2025601 AMAQI
19th Sep 2025612 AMAQI
19th Sep 2025603 AMAQI
19th Sep 2025594 AMAQI
19th Sep 2025595 AMAQI
21°C20/22°C
19th Sep 2025586 AMAQI
19th Sep 2025597 AMAQI
19th Sep 2025348 AMAQI
19th Sep 2025299 AMAQI
19th Sep 20253010 AMAQI
19th Sep 20253811 AMAQI
19th Sep 20253812 PMAQI
19th Sep 2025371 PMAQI
19th Sep 2025372 PMAQI
19th Sep 2025313 PMAQI
19th Sep 2025364 PMAQI
19th Sep 2025305 PMAQI
19th Sep 2025316 PMAQI
19th Sep 2025327 PMAQI
19th Sep 2025478 PMAQI
19th Sep 2025529 PMAQI
19th Sep 20255210 PMAQI
19th Sep 20255311 PMAQI
20th Sep 20255412 AMAQI
20th Sep 2025591 AMAQI
20th Sep 2025602 AMAQI
20th Sep 2025593 AMAQI
20th Sep 2025564 AMAQI
20th Sep 2025565 AMAQI
19°C18/19°C
20th Sep 2025566 AMAQI
20th Sep 2025567 AMAQI
20th Sep 2025348 AMAQI
20th Sep 2025269 AMAQI
20th Sep 20253110 AMAQI
20th Sep 20252811 AMAQI
20th Sep 20253112 PMAQI
20th Sep 2025321 PMAQI
20th Sep 2025352 PMAQI
20th Sep 2025423 PMAQI
20th Sep 2025394 PMAQI
20th Sep 2025455 PMAQI
20th Sep 2025546 PMAQI
20th Sep 2025567 PMAQI
20th Sep 2025608 PMAQI
20th Sep 2025609 PMAQI
20th Sep 20256010 PMAQI
20th Sep 20256111 PMAQI
21st Sep 20256112 AMAQI
21st Sep 2025581 AMAQI
21st Sep 2025582 AMAQI
21st Sep 2025563 AMAQI
21st Sep 2025544 AMAQI
21st Sep 2025545 AMAQI
20°C17/24°C
21st Sep 2025546 AMAQI
21st Sep 2025547 AMAQI
21st Sep 2025568 AMAQI
21st Sep 2025609 AMAQI
21st Sep 20255910 AMAQI
21st Sep 20256611 AMAQI
21st Sep 20256712 PMAQI
21st Sep 2025621 PMAQI
21st Sep 2025632 PMAQI
21st Sep 2025673 PMAQI
21st Sep 2025664 PMAQI
21st Sep 2025625 PMAQI
21st Sep 2025666 PMAQI
21st Sep 2025677 PMAQI
21st Sep 2025608 PMAQI
21st Sep 2025629 PMAQI
21st Sep 20256210 PMAQI
21st Sep 20256311 PMAQI
22nd Sep 20256212 AMAQI
22nd Sep 2025571 AMAQI
22nd Sep 2025562 AMAQI
22nd Sep 2025573 AMAQI
22nd Sep 2025584 AMAQI
22nd Sep 2025585 AMAQI
21°C19/23°C
22nd Sep 2025586 AMAQI
22nd Sep 2025587 AMAQI
22nd Sep 2025598 AMAQI
22nd Sep 2025599 AMAQI
22nd Sep 20256010 AMAQI
22nd Sep 20256711 AMAQI
22nd Sep 20258412 PMAQI
22nd Sep 2025761 PMAQI
22nd Sep 2025762 PMAQI
22nd Sep 2025823 PMAQI
22nd Sep 2025814 PMAQI
22nd Sep 2025725 PMAQI
22nd Sep 2025706 PMAQI
22nd Sep 2025777 PMAQI
22nd Sep 2025668 PMAQI
22nd Sep 2025649 PMAQI
22nd Sep 20256410 PMAQI
22nd Sep 20256211 PMAQI
23rd Sep 20256112 AMAQI
23rd Sep 2025581 AMAQI
23rd Sep 2025582 AMAQI
23rd Sep 2025583 AMAQI
23rd Sep 2025604 AMAQI
23rd Sep 2025605 AMAQI
21°C19/22°C
23rd Sep 2025606 AMAQI
23rd Sep 2025617 AMAQI
23rd Sep 2025528 AMAQI
23rd Sep 2025519 AMAQI
23rd Sep 20255310 AMAQI
23rd Sep 20254211 AMAQI
23rd Sep 20254712 PMAQI
23rd Sep 2025521 PMAQI
23rd Sep 2025482 PMAQI
23rd Sep 2025533 PMAQI
23rd Sep 2025554 PMAQI
23rd Sep 2025605 PMAQI
23rd Sep 2025556 PMAQI
23rd Sep 2025587 PMAQI
23rd Sep 2025548 PMAQI
23rd Sep 2025539 PMAQI
23rd Sep 20255410 PMAQI
23rd Sep 20255411 PMAQI
24th Sep 20255412 AMAQI
24th Sep 2025591 AMAQI
24th Sep 2025582 AMAQI
24th Sep 2025583 AMAQI
24th Sep 2025584 AMAQI
24th Sep 2025585 AMAQI
19°C18/22°C
24th Sep 2025586 AMAQI
24th Sep 2025587 AMAQI
24th Sep 2025278 AMAQI
24th Sep 2025189 AMAQI
24th Sep 20251910 AMAQI
24th Sep 20252611 AMAQI
24th Sep 20252612 PMAQI
24th Sep 2025291 PMAQI
24th Sep 2025272 PMAQI
24th Sep 2025363 PMAQI
24th Sep 2025304 PMAQI
24th Sep 2025365 PMAQI
24th Sep 2025426 PMAQI
24th Sep 2025467 PMAQI
24th Sep 2025538 PMAQI
24th Sep 2025529 PMAQI
24th Sep 20255210 PMAQI
24th Sep 20255311 PMAQI
25th Sep 20255312 AMAQI
25th Sep 2025571 AMAQI
25th Sep 2025582 AMAQI
25th Sep 2025563 AMAQI
25th Sep 2025544 AMAQI
25th Sep 2025545 AMAQI
20°C18/22°C
25th Sep 2025546 AMAQI
25th Sep 2025547 AMAQI
25th Sep 2025448 AMAQI
25th Sep 2025429 AMAQI
25th Sep 20253810 AMAQI
25th Sep 20255011 AMAQI
25th Sep 20255312 PMAQI
25th Sep 2025571 PMAQI
25th Sep 2025532 PMAQI
25th Sep 2025533 PMAQI
25th Sep 2025564 PMAQI
25th Sep 2025545 PMAQI
25th Sep 2025516 PMAQI
25th Sep 2025467 PMAQI
25th Sep 2025448 PMAQI
25th Sep 2025479 PMAQI
25th Sep 20255110 PMAQI
25th Sep 20255111 PMAQI
26th Sep 20255112 AMAQI
26th Sep 2025511 AMAQI
26th Sep 2025512 AMAQI
26th Sep 2025483 AMAQI
26th Sep 2025434 AMAQI
26th Sep 2025245 AMAQI
20°C20/21°C
26th Sep 2025366 AMAQI
26th Sep 2025517 AMAQI
26th Sep 2025508 AMAQI
26th Sep 2025539 AMAQI
26th Sep 20255610 AMAQI
26th Sep 20256111 AMAQI
26th Sep 20256612 PMAQI
26th Sep 2025881 PMAQI
26th Sep 2025882 PMAQI
26th Sep 2025603 PMAQI
26th Sep 2025594 PMAQI
26th Sep 2025595 PMAQI
26th Sep 2025606 PMAQI
26th Sep 2025607 PMAQI
26th Sep 2025598 PMAQI
26th Sep 2025649 PMAQI
26th Sep 20255510 PMAQI
26th Sep 20254311 PMAQI
27th Sep 20255112 AMAQI
27th Sep 2025541 AMAQI
27th Sep 2025562 AMAQI
27th Sep 2025593 AMAQI
27th Sep 2025594 AMAQI
27th Sep 2025595 AMAQI
23°C20/26°C
27th Sep 2025576 AMAQI
27th Sep 2025567 AMAQI
27th Sep 2025558 AMAQI
27th Sep 2025589 AMAQI
27th Sep 20256410 AMAQI
27th Sep 20257411 AMAQI
27th Sep 20258212 PMAQI
27th Sep 2025951 PMAQI
27th Sep 20251062 PMAQI
27th Sep 2025883 PMAQI
27th Sep 2025854 PMAQI
27th Sep 2025875 PMAQI
27th Sep 2025886 PMAQI
27th Sep 2025817 PMAQI
27th Sep 2025788 PMAQI
27th Sep 2025759 PMAQI
27th Sep 20257910 PMAQI
27th Sep 20257911 PMAQI
28th Sep 20257312 AMAQI
28th Sep 2025741 AMAQI
28th Sep 2025732 AMAQI
28th Sep 2025723 AMAQI
28th Sep 2025744 AMAQI
28th Sep 2025675 AMAQI
24°C22/28°C
28th Sep 2025596 AMAQI
28th Sep 2025577 AMAQI
28th Sep 2025568 AMAQI
28th Sep 2025589 AMAQI
28th Sep 20256810 AMAQI
28th Sep 20257811 AMAQI
28th Sep 20258012 PMAQI
28th Sep 2025731 PMAQI
28th Sep 2025822 PMAQI
28th Sep 20251003 PMAQI
28th Sep 20251054 PMAQI
28th Sep 20251045 PMAQI
28th Sep 2025806 PMAQI
28th Sep 2025727 PMAQI
28th Sep 2025688 PMAQI
28th Sep 2025739 PMAQI
28th Sep 20257710 PMAQI
28th Sep 20257211 PMAQI
29th Sep 20257612 AMAQI
29th Sep 2025921 AMAQI
29th Sep 20251062 AMAQI
29th Sep 20251053 AMAQI
29th Sep 2025914 AMAQI
29th Sep 2025825 AMAQI
27°C22/32°C
29th Sep 2025716 AMAQI
29th Sep 2025667 AMAQI
29th Sep 2025638 AMAQI
29th Sep 2025559 AMAQI
29th Sep 20255910 AMAQI
29th Sep 20256911 AMAQI
29th Sep 20257812 PMAQI
29th Sep 2025701 PMAQI
29th Sep 2025702 PMAQI
29th Sep 2025733 PMAQI
29th Sep 2025734 PMAQI
29th Sep 2025715 PMAQI
29th Sep 2025786 PMAQI
29th Sep 2025817 PMAQI
29th Sep 2025818 PMAQI
29th Sep 2025789 PMAQI
29th Sep 20258710 PMAQI
29th Sep 20258811 PMAQI
30th Sep 20259412 AMAQI
30th Sep 2025861 AMAQI
30th Sep 2025782 AMAQI
30th Sep 2025903 AMAQI
30th Sep 2025904 AMAQI
30th Sep 2025835 AMAQI
24°C22/28°C
30th Sep 2025736 AMAQI
30th Sep 2025747 AMAQI
30th Sep 2025758 AMAQI
30th Sep 2025689 AMAQI
30th Sep 20257710 AMAQI
30th Sep 20257411 AMAQI
30th Sep 20257512 PMAQI
30th Sep 2025961 PMAQI
30th Sep 2025882 PMAQI
30th Sep 2025803 PMAQI
30th Sep 2025734 PMAQI
30th Sep 2025785 PMAQI
30th Sep 2025806 PMAQI
30th Sep 2025797 PMAQI
30th Sep 2025828 PMAQI
30th Sep 2025789 PMAQI
30th Sep 20258010 PMAQI
30th Sep 20257411 PMAQI
1st Oct 20256812 AMAQI
1st Oct 2025681 AMAQI
1st Oct 2025652 AMAQI
1st Oct 2025623 AMAQI
1st Oct 2025734 AMAQI
1st Oct 2025735 AMAQI
24°C21/26°C
1st Oct 2025656 AMAQI
1st Oct 2025677 AMAQI
1st Oct 2025738 AMAQI
1st Oct 2025659 AMAQI
1st Oct 20257210 AMAQI
1st Oct 20258111 AMAQI
1st Oct 20258812 PMAQI
1st Oct 2025891 PMAQI
1st Oct 2025882 PMAQI
1st Oct 2025883 PMAQI
1st Oct 2025844 PMAQI
1st Oct 2025865 PMAQI
1st Oct 2025886 PMAQI
1st Oct 2025967 PMAQI
1st Oct 20251018 PMAQI
1st Oct 2025959 PMAQI
1st Oct 20259210 PMAQI
1st Oct 20258411 PMAQI
2nd Oct 20257912 AMAQI
2nd Oct 2025791 AMAQI
2nd Oct 2025842 AMAQI
2nd Oct 2025853 AMAQI
2nd Oct 2025844 AMAQI
2nd Oct 2025875 AMAQI
26°C22/31°C
2nd Oct 2025806 AMAQI
2nd Oct 2025837 AMAQI
2nd Oct 2025828 AMAQI
2nd Oct 2025799 AMAQI
2nd Oct 20258010 AMAQI
2nd Oct 20258111 AMAQI
2nd Oct 20257812 PMAQI
2nd Oct 2025761 PMAQI
2nd Oct 2025702 PMAQI
2nd Oct 2025643 PMAQI
2nd Oct 2025624 PMAQI
2nd Oct 2025615 PMAQI
2nd Oct 2025656 PMAQI
2nd Oct 2025777 PMAQI
2nd Oct 2025888 PMAQI
2nd Oct 2025869 PMAQI
2nd Oct 202510410 PMAQI
2nd Oct 20258011 PMAQI
3rd Oct 20257712 AMAQI
3rd Oct 2025721 AMAQI
3rd Oct 2025662 AMAQI
3rd Oct 2025683 AMAQI
3rd Oct 2025704 AMAQI
3rd Oct 2025665 AMAQI
27°C21/34°C
3rd Oct 2025656 AMAQI
3rd Oct 2025617 AMAQI
3rd Oct 2025628 AMAQI
3rd Oct 2025639 AMAQI
3rd Oct 20256310 AMAQI
3rd Oct 20257311 AMAQI
3rd Oct 20257412 PMAQI
3rd Oct 2025761 PMAQI
3rd Oct 2025772 PMAQI
3rd Oct 2025783 PMAQI
3rd Oct 2025824 PMAQI
3rd Oct 2025815 PMAQI
3rd Oct 2025816 PMAQI
3rd Oct 2025717 PMAQI
3rd Oct 2025838 PMAQI
3rd Oct 2025849 PMAQI
3rd Oct 20258310 PMAQI
3rd Oct 20258211 PMAQI
4th Oct 20258112 AMAQI
4th Oct 2025801 AMAQI
4th Oct 2025782 AMAQI
4th Oct 2025773 AMAQI
4th Oct 2025674 AMAQI
4th Oct 2025665 AMAQI
22°C20/24°C
4th Oct 2025726 AMAQI
4th Oct 2025687 AMAQI
4th Oct 2025668 AMAQI
4th Oct 2025679 AMAQI
4th Oct 20256810 AMAQI
4th Oct 20255911 AMAQI
4th Oct 20256412 PMAQI
4th Oct 2025691 PMAQI
4th Oct 2025702 PMAQI
4th Oct 2025723 PMAQI
4th Oct 2025724 PMAQI
4th Oct 2025805 PMAQI
4th Oct 2025896 PMAQI
4th Oct 2025927 PMAQI
4th Oct 2025938 PMAQI
4th Oct 2025959 PMAQI
4th Oct 20259810 PMAQI
4th Oct 20259711 PMAQI
5th Oct 20259512 AMAQI
5th Oct 20251061 AMAQI
5th Oct 20251052 AMAQI
5th Oct 20251183 AMAQI
5th Oct 20251224 AMAQI
5th Oct 20251165 AMAQI
24°C19/30°C
5th Oct 20251276 AMAQI
5th Oct 20251177 AMAQI
5th Oct 20251118 AMAQI
5th Oct 20251109 AMAQI
5th Oct 202511910 AMAQI
5th Oct 202513311 AMAQI
5th Oct 202515612 PMAQI
5th Oct 20251601 PMAQI
5th Oct 20251672 PMAQI
5th Oct 20251483 PMAQI
5th Oct 20251354 PMAQI
5th Oct 20251295 PMAQI
5th Oct 20251346 PMAQI
5th Oct 20251407 PMAQI
5th Oct 20251568 PMAQI
5th Oct 20251299 PMAQI
5th Oct 202515310 PMAQI
5th Oct 202515911 PMAQI
6th Oct 202515912 AMAQI
6th Oct 20251611 AMAQI
6th Oct 20251542 AMAQI
6th Oct 20251183 AMAQI
6th Oct 20251264 AMAQI
6th Oct 20251215 AMAQI
--°C/°C
6th Oct 20251166 AMAQI
6 AM12 PM
6 PM
12 AM
5 AM
--°C/°C
白天时间
平均最高时间
6 AM
65AQI
1 小时 / 天
30 小时 / 月
平均最低时间
8 AM - 9 AM
56AQI
2 小时 / 天
60 小时 / 月
过去30天中，白天AQI最高值为6 AM到6 AM（平均65），最低值为8 AM到9 AM（平均56）。
夜晚时间
平均最高时间
12 AM - 11 PM
68AQI
11 小时 / 天
330 小时 / 月
平均最低时间
5 AM - 7 PM
66AQI
2 小时 / 天
60 小时 / 月
过去30天中，夜间AQI最高值为12 AM到11 PM（平均68），最低值为5 AM到7 PM（平均66）。
2025空气质量与天数对比
Changan, Hunan, China
2025
13%
36
60%
166
21%
59
5%
13
1%
3
在2025年的最后278天中，不同AQI类别的总天数 (剩余 87 天)
良好
36 天数适中
166 天数差
59 天数不健康
13 天数严重
3 天数危险
0 天数在WHO安全空气质量限制内：13%
健康风险级别:
极高
年度空气质量洞察
Changan, Hunan, China
2025年AQI水平
AQI
PM2.5
PM10
CO
SO2
NO2
O3
周日周一周二周三周四周五周六
一月
二月
三月
四月
五月
六月
七月
八月
九月
十月
十一月
十二月
-1th undefined 2025
-1th undefined 2025
-1th undefined 2025
1st 一月 2025
158AQI
158AQI
2nd 一月 2025
174AQI
174AQI
3rd 一月 2025
187AQI
187AQI
4th 一月 2025
210AQI
210AQI
5th 一月 2025
150AQI
150AQI
6th 一月 2025
161AQI
161AQI
7th 一月 2025
143AQI
143AQI
8th 一月 2025
153AQI
153AQI
9th 一月 2025
127AQI
127AQI
10th 一月 2025
120AQI
120AQI
11th 一月 2025
134AQI
134AQI
12th 一月 2025
130AQI
130AQI
13th 一月 2025
142AQI
142AQI
14th 一月 2025
157AQI
157AQI
15th 一月 2025
111AQI
111AQI
16th 一月 2025
129AQI
129AQI
17th 一月 2025
123AQI
123AQI
18th 一月 2025
153AQI
153AQI
19th 一月 2025
150AQI
150AQI
20th 一月 2025
167AQI
167AQI
21st 一月 2025
153AQI
153AQI
22nd 一月 2025
171AQI
171AQI
23rd 一月 2025
205AQI
205AQI
24th 一月 2025
165AQI
165AQI
25th 一月 2025
97AQI
97AQI
26th 一月 2025
99AQI
99AQI
27th 一月 2025
91AQI
91AQI
28th 一月 2025
125AQI
125AQI
29th 一月 2025
148AQI
148AQI
30th 一月 2025
127AQI
127AQI
31st 一月 2025
166AQI
166AQI
1st 二月 2025
129AQI
129AQI
2nd 二月 2025
129AQI
129AQI
3rd 二月 2025
144AQI
144AQI
4th 二月 2025
126AQI
126AQI
5th 二月 2025
124AQI
124AQI
6th 二月 2025
104AQI
104AQI
7th 二月 2025
108AQI
108AQI
8th 二月 2025
75AQI
75AQI
9th 二月 2025
86AQI
86AQI
10th 二月 2025
104AQI
104AQI
11th 二月 2025
105AQI
105AQI
12th 二月 2025
128AQI
128AQI
13th 二月 2025
145AQI
145AQI
14th 二月 2025
148AQI
148AQI
15th 二月 2025
154AQI
154AQI
16th 二月 2025
124AQI
124AQI
17th 二月 2025
105AQI
105AQI
18th 二月 2025
91AQI
91AQI
19th 二月 2025
100AQI
100AQI
20th 二月 2025
119AQI
119AQI
21st 二月 2025
132AQI
132AQI
22nd 二月 2025
82AQI
82AQI
23rd 二月 2025
149AQI
149AQI
24th 二月 2025
134AQI
134AQI
25th 二月 2025
139AQI
139AQI
26th 二月 2025
120AQI
120AQI
27th 二月 2025
106AQI
106AQI
28th 二月 2025
110AQI
110AQI
1st 三月 2025
93AQI
93AQI
2nd 三月 2025
77AQI
77AQI
3rd 三月 2025
54AQI
54AQI
4th 三月 2025
83AQI
83AQI
5th 三月 2025
77AQI
77AQI
6th 三月 2025
99AQI
99AQI
7th 三月 2025
108AQI
108AQI
8th 三月 2025
101AQI
101AQI
9th 三月 2025
104AQI
104AQI
10th 三月 2025
99AQI
99AQI
11th 三月 2025
86AQI
86AQI
12th 三月 2025
113AQI
113AQI
13th 三月 2025
93AQI
93AQI
14th 三月 2025
83AQI
83AQI
15th 三月 2025
73AQI
73AQI
16th 三月 2025
84AQI
84AQI
17th 三月 2025
74AQI
74AQI
18th 三月 2025
82AQI
82AQI
19th 三月 2025
81AQI
81AQI
20th 三月 2025
83AQI
83AQI
21st 三月 2025
81AQI
81AQI
22nd 三月 2025
88AQI
88AQI
23rd 三月 2025
110AQI
110AQI
24th 三月 2025
97AQI
97AQI
25th 三月 2025
104AQI
104AQI
26th 三月 2025
121AQI
121AQI
27th 三月 2025
120AQI
120AQI
28th 三月 2025
87AQI
87AQI
29th 三月 2025
94AQI
94AQI
30th 三月 2025
82AQI
82AQI
31st 三月 2025
96AQI
96AQI
1st 四月 2025
92AQI
92AQI
2nd 四月 2025
93AQI
93AQI
3rd 四月 2025
98AQI
98AQI
4th 四月 2025
107AQI
107AQI
5th 四月 2025
111AQI
111AQI
6th 四月 2025
103AQI
103AQI
7th 四月 2025
103AQI
103AQI
8th 四月 2025
114AQI
114AQI
9th 四月 2025
103AQI
103AQI
10th 四月 2025
94AQI
94AQI
11th 四月 2025
85AQI
85AQI
12th 四月 2025
262AQI
262AQI
13th 四月 2025
126AQI
126AQI
14th 四月 2025
144AQI
144AQI
15th 四月 2025
96AQI
96AQI
16th 四月 2025
105AQI
105AQI
17th 四月 2025
104AQI
104AQI
18th 四月 2025
98AQI
98AQI
19th 四月 2025
100AQI
100AQI
20th 四月 2025
108AQI
108AQI
21st 四月 2025
77AQI
77AQI
22nd 四月 2025
86AQI
86AQI
23rd 四月 2025
83AQI
83AQI
24th 四月 2025
75AQI
75AQI
25th 四月 2025
88AQI
88AQI
26th 四月 2025
74AQI
74AQI
27th 四月 2025
80AQI
80AQI
28th 四月 2025
94AQI
94AQI
29th 四月 2025
92AQI
92AQI
30th 四月 2025
78AQI
78AQI
1st 五月 2025
86AQI
86AQI
2nd 五月 2025
79AQI
79AQI
3rd 五月 2025
86AQI
86AQI
4th 五月 2025
91AQI
91AQI
5th 五月 2025
77AQI
77AQI
6th 五月 2025
106AQI
106AQI
7th 五月 2025
108AQI
108AQI
8th 五月 2025
73AQI
73AQI
9th 五月 2025
86AQI
86AQI
10th 五月 2025
78AQI
78AQI
11th 五月 2025
76AQI
76AQI
12th 五月 2025
81AQI
81AQI
13th 五月 2025
80AQI
80AQI
14th 五月 2025
101AQI
101AQI
15th 五月 2025
86AQI
86AQI
16th 五月 2025
71AQI
71AQI
17th 五月 2025
78AQI
78AQI
18th 五月 2025
103AQI
103AQI
19th 五月 2025
85AQI
85AQI
20th 五月 2025
68AQI
68AQI
21st 五月 2025
67AQI
67AQI
22nd 五月 2025
57AQI
57AQI
23rd 五月 2025
81AQI
81AQI
24th 五月 2025
92AQI
92AQI
25th 五月 2025
89AQI
89AQI
26th 五月 2025
88AQI
88AQI
27th 五月 2025
97AQI
97AQI
28th 五月 2025
72AQI
72AQI
29th 五月 2025
72AQI
72AQI
30th 五月 2025
56AQI
56AQI
31st 五月 2025
52AQI
52AQI
1st 六月 2025
46AQI
46AQI
2nd 六月 2025
59AQI
59AQI
3rd 六月 2025
69AQI
69AQI
4th 六月 2025
87AQI
87AQI
5th 六月 2025
73AQI
73AQI
6th 六月 2025
78AQI
78AQI
7th 六月 2025
66AQI
66AQI
8th 六月 2025
63AQI
63AQI
9th 六月 2025
69AQI
69AQI
10th 六月 2025
75AQI
75AQI
11th 六月 2025
64AQI
64AQI
12th 六月 2025
66AQI
66AQI
13th 六月 2025
61AQI
61AQI
14th 六月 2025
57AQI
57AQI
15th 六月 2025
62AQI
62AQI
16th 六月 2025
59AQI
59AQI
17th 六月 2025
52AQI
52AQI
18th 六月 2025
52AQI
52AQI
19th 六月 2025
51AQI
51AQI
20th 六月 2025
50AQI
50AQI
21st 六月 2025
47AQI
47AQI
22nd 六月 2025
39AQI
39AQI
23rd 六月 2025
42AQI
42AQI
24th 六月 2025
46AQI
46AQI
25th 六月 2025
50AQI
50AQI
26th 六月 2025
52AQI
52AQI
27th 六月 2025
54AQI
54AQI
28th 六月 2025
47AQI
47AQI
29th 六月 2025
45AQI
45AQI
30th 六月 2025
46AQI
46AQI
1st 七月 2025
45AQI
45AQI
2nd 七月 2025
42AQI
42AQI
3rd 七月 2025
42AQI
42AQI
4th 七月 2025
47AQI
47AQI
5th 七月 2025
54AQI
54AQI
6th 七月 2025
58AQI
58AQI
7th 七月 2025
60AQI
60AQI
8th 七月 2025
63AQI
63AQI
9th 七月 2025
58AQI
58AQI
10th 七月 2025
57AQI
57AQI
11th 七月 2025
63AQI
63AQI
12th 七月 2025
60AQI
60AQI
13th 七月 2025
57AQI
57AQI
14th 七月 2025
59AQI
59AQI
15th 七月 2025
59AQI
59AQI
16th 七月 2025
59AQI
59AQI
17th 七月 2025
61AQI
61AQI
18th 七月 2025
60AQI
60AQI
19th 七月 2025
62AQI
62AQI
20th 七月 2025
56AQI
56AQI
21st 七月 2025
46AQI
46AQI
22nd 七月 2025
41AQI
41AQI
23rd 七月 2025
39AQI
39AQI
24th 七月 2025
47AQI
47AQI
25th 七月 2025
50AQI
50AQI
26th 七月 2025
55AQI
55AQI
27th 七月 2025
47AQI
47AQI
28th 七月 2025
51AQI
51AQI
29th 七月 2025
49AQI
49AQI
30th 七月 2025
52AQI
52AQI
31st 七月 2025
56AQI
56AQI
1st 八月 2025
63AQI
63AQI
2nd 八月 2025
66AQI
66AQI
3rd 八月 2025
66AQI
66AQI
4th 八月 2025
61AQI
61AQI
5th 八月 2025
59AQI
59AQI
6th 八月 2025
49AQI
49AQI
7th 八月 2025
47AQI
47AQI
8th 八月 2025
44AQI
44AQI
9th 八月 2025
52AQI
52AQI
10th 八月 2025
58AQI
58AQI
11th 八月 2025
51AQI
51AQI
12th 八月 2025
53AQI
53AQI
13th 八月 2025
53AQI
53AQI
14th 八月 2025
53AQI
53AQI
15th 八月 2025
45AQI
45AQI
16th 八月 2025
45AQI
45AQI
17th 八月 2025
51AQI
51AQI
18th 八月 2025
53AQI
53AQI
19th 八月 2025
50AQI
50AQI
20th 八月 2025
45AQI
45AQI
21st 八月 2025
47AQI
47AQI
22nd 八月 2025
44AQI
44AQI
23rd 八月 2025
50AQI
50AQI
24th 八月 2025
50AQI
50AQI
25th 八月 2025
51AQI
51AQI
26th 八月 2025
53AQI
53AQI
27th 八月 2025
55AQI
55AQI
28th 八月 2025
56AQI
56AQI
29th 八月 2025
59AQI
59AQI
30th 八月 2025
58AQI
58AQI
31st 八月 2025
56AQI
56AQI
1st 九月 2025
53AQI
53AQI
2nd 九月 2025
55AQI
55AQI
3rd 九月 2025
56AQI
56AQI
4th 九月 2025
61AQI
61AQI
5th 九月 2025
68AQI
68AQI
6th 九月 2025
65AQI
65AQI
7th 九月 2025
67AQI
67AQI
8th 九月 2025
62AQI
62AQI
9th 九月 2025
56AQI
56AQI
10th 九月 2025
58AQI
58AQI
11th 九月 2025
55AQI
55AQI
12th 九月 2025
50AQI
50AQI
13th 九月 2025
57AQI
57AQI
14th 九月 2025
56AQI
56AQI
15th 九月 2025
57AQI
57AQI
16th 九月 2025
59AQI
59AQI
17th 九月 2025
59AQI
59AQI
18th 九月 2025
58AQI
58AQI
19th 九月 2025
46AQI
46AQI
20th 九月 2025
50AQI
50AQI
21st 九月 2025
61AQI
61AQI
22nd 九月 2025
65AQI
65AQI
23rd 九月 2025
55AQI
55AQI
24th 九月 2025
45AQI
45AQI
25th 九月 2025
51AQI
51AQI
26th 九月 2025
54AQI
54AQI
27th 九月 2025
68AQI
68AQI
28th 九月 2025
74AQI
74AQI
29th 九月 2025
78AQI
78AQI
30th 九月 2025
83AQI
83AQI
1st 十月 2025
79AQI
79AQI
2nd 十月 2025
80AQI
80AQI
3rd 十月 2025
76AQI
76AQI
4th 十月 2025
76AQI
76AQI
5th 十月 2025
6th 十月 2025
7th 十月 2025
8th 十月 2025
9th 十月 2025
10th 十月 2025
11th 十月 2025
12th 十月 2025
13th 十月 2025
14th 十月 2025
15th 十月 2025
16th 十月 2025
17th 十月 2025
18th 十月 2025
19th 十月 2025
20th 十月 2025
21st 十月 2025
22nd 十月 2025
23rd 十月 2025
24th 十月 2025
25th 十月 2025
26th 十月 2025
27th 十月 2025
28th 十月 2025
29th 十月 2025
30th 十月 2025
31st 十月 2025
1st 十一月 2025
2nd 十一月 2025
3rd 十一月 2025
4th 十一月 2025
5th 十一月 2025
6th 十一月 2025
7th 十一月 2025
8th 十一月 2025
9th 十一月 2025
10th 十一月 2025
11th 十一月 2025
12th 十一月 2025
13th 十一月 2025
14th 十一月 2025
15th 十一月 2025
16th 十一月 2025
17th 十一月 2025
18th 十一月 2025
19th 十一月 2025
20th 十一月 2025
21st 十一月 2025
22nd 十一月 2025
23rd 十一月 2025
24th 十一月 2025
25th 十一月 2025
26th 十一月 2025
27th 十一月 2025
28th 十一月 2025
29th 十一月 2025
30th 十一月 2025
1st 十二月 2025
2nd 十二月 2025
3rd 十二月 2025
4th 十二月 2025
5th 十二月 2025
6th 十二月 2025
7th 十二月 2025
8th 十二月 2025
9th 十二月 2025
10th 十二月 2025
11th 十二月 2025
12th 十二月 2025
13th 十二月 2025
14th 十二月 2025
15th 十二月 2025
16th 十二月 2025
17th 十二月 2025
18th 十二月 2025
19th 十二月 2025
20th 十二月 2025
21st 十二月 2025
22nd 十二月 2025
23rd 十二月 2025
24th 十二月 2025
25th 十二月 2025
26th 十二月 2025
27th 十二月 2025
28th 十二月 2025
29th 十二月 2025
30th 十二月 2025
31st 十二月 2025
146AQI
119AQI
91AQI
102AQI
81AQI
58AQI
53AQI
53AQI
59AQI
78AQI
天数
一月二月三月四月五月六月七月八月九月十月十一月十二月总天数
202584AQI
3
14
12
2
5
22
1
23
8
18
11
1
27
4
10
20
11
20
11
20
4
26
4
36
166
59
13
3
最高AQI记录于
一月146AQI
最低AQI记录于
八月53AQI
202487AQI
1
7
17
6
2
13
9
5
19
12
2
27
1
4
25
2
20
10
24
7
6
24
1
21
9
1
12
15
3
2
10
14
4
1
23
7
62
176
103
25
最高AQI记录于
十二月134AQI
最低AQI记录于
七月38AQI
202388AQI
5
11
9
6
1
10
13
4
2
11
15
3
4
18
7
1
1
29
1
9
21
15
16
5
23
3
7
23
1
15
14
1
2
17
7
2
15
11
3
49
203
82
20
7
最高AQI记录于
一月151AQI
最低AQI记录于
七月52AQI
202294AQI
4
9
17
6
14
1
3
14
13
1
24
6
24
7
10
20
9
13
1
18
10
6
14
11
22
8
1
10
14
6
30
169
92
25
最高AQI记录于
一月148AQI
最低AQI记录于
八月47AQI
2021101AQI
2
17
12
7
17
4
18
12
1
18
12
1
24
6
1
21
8
2
28
1
1
17
3
3
21
6
22
6
3
14
8
8
5
13
13
8
197
109
41
最高AQI记录于
一月140AQI
最低AQI记录于
七月70AQI
202094AQI
2
5
4
2
12
9
10
8
4
26
4
25
2
5
22
4
4
19
7
4
13
13
1
14
16
2
8
21
23
148
71
24
最高AQI记录于
十二月154AQI
最低AQI记录于
六月68AQI
过去6年中污染最重与最轻的年份
污染最重的记录年份
2021(平均)
101AQI污染最轻的记录年份
2025(平均)
84AQIChangan的年度2025 AQI（84）相比之前几年的平均百分比变化为-8.7% (改善 AQI)：2020 (94), 2021 (101), 2022 (94), 2023 (88), 2024 (87)。
