Dayong, Ruian, Zhejiang, 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+
October Air Quality Analysis
Dayong, Ruian, Zhejiang, China
2021
2022
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
31st Oct 2021
106AQILowest AQI recorded on
12th Oct 2021
18AQISame Day Analysis (26th October ):
On this day, AQI across the 4 years varied significantly: 2025 ranks 1st highest AQI at 100 of Moderate air quality on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 26th Oct - 27th Oct 2025
Dayong, Ruian, Zhejiang, China
AQI
Day
Night
.
5 AM26th Oct 2025
5 PM
4 AM27th Oct 2025
Day time
Avg. Highest Time
12AMNaNth undefined
AQI
Avg. Lowest Time
12AMNaNth undefined
AQI
Night time
Avg. Highest Time
9AM26th Oct
104AQI
Avg. Lowest Time
11PM26th Oct
71AQI
In the last 24 hours,
Dayong's AQI reached its highest point of 104 at 9 AM during the Night, while the lowest point, 71, was recorded at 11 PM during the Night between 26th Oct and 27th Oct 2025.
Day & Night AQI Trend : Sep - Oct 2025
Dayong, Ruian, Zhejiang, China
SepOct
27th - 28th28th - 29th29th - 30th30th - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th - 06th06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th
Day
Night
27th Sep 2025335 AMAQI
27th Sep 2025336 AMAQI
27th Sep 2025347 AMAQI
27th Sep 2025368 AMAQI
27th Sep 2025379 AMAQI
27th Sep 20253310 AMAQI
27th Sep 20253211 AMAQI
27th Sep 20253712 PMAQI
27th Sep 2025441 PMAQI
27th Sep 2025442 PMAQI
27th Sep 2025423 PMAQI
27th Sep 2025414 PMAQI
27th Sep 2025445 PMAQI
27th Sep 2025456 PMAQI
27th Sep 2025467 PMAQI
27th Sep 2025508 PMAQI
27th Sep 2025509 PMAQI
27th Sep 20254710 PMAQI
27th Sep 20253911 PMAQI
28th Sep 20253912 AMAQI
28th Sep 2025391 AMAQI
28th Sep 2025402 AMAQI
28th Sep 2025463 AMAQI
28th Sep 2025514 AMAQI
25°C21/32°C
28th Sep 2025545 AMAQI
28th Sep 2025596 AMAQI
28th Sep 2025697 AMAQI
28th Sep 2025708 AMAQI
28th Sep 2025669 AMAQI
28th Sep 20255410 AMAQI
28th Sep 20254411 AMAQI
28th Sep 20254612 PMAQI
28th Sep 2025511 PMAQI
28th Sep 2025552 PMAQI
28th Sep 2025553 PMAQI
28th Sep 2025524 PMAQI
28th Sep 2025485 PMAQI
28th Sep 2025436 PMAQI
28th Sep 2025397 PMAQI
28th Sep 2025408 PMAQI
28th Sep 2025489 PMAQI
28th Sep 20254410 PMAQI
28th Sep 20254411 PMAQI
29th Sep 20254412 AMAQI
29th Sep 2025481 AMAQI
29th Sep 2025552 AMAQI
29th Sep 2025553 AMAQI
29th Sep 2025554 AMAQI
26°C21/32°C
29th Sep 2025585 AMAQI
29th Sep 2025566 AMAQI
29th Sep 2025567 AMAQI
29th Sep 2025568 AMAQI
29th Sep 2025609 AMAQI
29th Sep 20256710 AMAQI
29th Sep 20256611 AMAQI
29th Sep 20256212 PMAQI
29th Sep 2025621 PMAQI
29th Sep 2025622 PMAQI
29th Sep 2025643 PMAQI
29th Sep 2025644 PMAQI
29th Sep 2025645 PMAQI
29th Sep 2025666 PMAQI
29th Sep 2025687 PMAQI
29th Sep 2025718 PMAQI
29th Sep 2025669 PMAQI
29th Sep 20257210 PMAQI
29th Sep 20256711 PMAQI
30th Sep 20256112 AMAQI
30th Sep 2025561 AMAQI
30th Sep 2025572 AMAQI
30th Sep 2025603 AMAQI
30th Sep 2025614 AMAQI
26°C22/33°C
30th Sep 2025575 AMAQI
30th Sep 2025586 AMAQI
30th Sep 2025637 AMAQI
30th Sep 2025678 AMAQI
30th Sep 2025609 AMAQI
30th Sep 20256310 AMAQI
30th Sep 20256311 AMAQI
30th Sep 20256512 PMAQI
30th Sep 2025661 PMAQI
30th Sep 2025642 PMAQI
30th Sep 2025593 PMAQI
30th Sep 2025644 PMAQI
30th Sep 2025655 PMAQI
30th Sep 2025626 PMAQI
30th Sep 2025637 PMAQI
30th Sep 2025668 PMAQI
30th Sep 2025589 PMAQI
30th Sep 20255410 PMAQI
30th Sep 20255811 PMAQI
1st Oct 20255612 AMAQI
1st Oct 2025581 AMAQI
1st Oct 2025552 AMAQI
1st Oct 2025583 AMAQI
1st Oct 2025584 AMAQI
26°C22/33°C
1st Oct 2025585 AMAQI
1st Oct 2025626 AMAQI
1st Oct 2025587 AMAQI
1st Oct 2025538 AMAQI
1st Oct 2025459 AMAQI
1st Oct 20254610 AMAQI
1st Oct 20255511 AMAQI
1st Oct 20255612 PMAQI
1st Oct 2025581 PMAQI
1st Oct 2025602 PMAQI
1st Oct 2025603 PMAQI
1st Oct 2025604 PMAQI
1st Oct 2025535 PMAQI
1st Oct 2025506 PMAQI
1st Oct 2025567 PMAQI
1st Oct 2025678 PMAQI
1st Oct 2025679 PMAQI
1st Oct 20256610 PMAQI
1st Oct 20256211 PMAQI
2nd Oct 20255912 AMAQI
2nd Oct 2025581 AMAQI
2nd Oct 2025602 AMAQI
2nd Oct 2025573 AMAQI
2nd Oct 2025634 AMAQI
25°C22/31°C
2nd Oct 2025675 AMAQI
2nd Oct 2025696 AMAQI
2nd Oct 2025717 AMAQI
2nd Oct 2025738 AMAQI
2nd Oct 2025709 AMAQI
2nd Oct 20256710 AMAQI
2nd Oct 20256311 AMAQI
2nd Oct 20255712 PMAQI
2nd Oct 2025551 PMAQI
2nd Oct 2025552 PMAQI
2nd Oct 2025433 PMAQI
2nd Oct 2025474 PMAQI
2nd Oct 2025405 PMAQI
2nd Oct 2025416 PMAQI
2nd Oct 2025467 PMAQI
2nd Oct 2025488 PMAQI
2nd Oct 2025439 PMAQI
2nd Oct 20254110 PMAQI
2nd Oct 20254011 PMAQI
3rd Oct 20253712 AMAQI
3rd Oct 2025341 AMAQI
3rd Oct 2025342 AMAQI
3rd Oct 2025353 AMAQI
3rd Oct 2025334 AMAQI
25°C21/31°C
3rd Oct 2025335 AMAQI
3rd Oct 2025386 AMAQI
3rd Oct 2025417 AMAQI
3rd Oct 2025528 AMAQI
3rd Oct 2025429 AMAQI
3rd Oct 20254310 AMAQI
3rd Oct 20253611 AMAQI
3rd Oct 20254012 PMAQI
3rd Oct 2025451 PMAQI
3rd Oct 2025452 PMAQI
3rd Oct 2025433 PMAQI
3rd Oct 2025484 PMAQI
3rd Oct 2025555 PMAQI
3rd Oct 2025576 PMAQI
3rd Oct 2025477 PMAQI
3rd Oct 2025558 PMAQI
3rd Oct 2025599 PMAQI
3rd Oct 20255610 PMAQI
3rd Oct 20255411 PMAQI
4th Oct 20255112 AMAQI
4th Oct 2025471 AMAQI
4th Oct 2025532 AMAQI
4th Oct 2025513 AMAQI
4th Oct 2025494 AMAQI
25°C21/31°C
4th Oct 2025515 AMAQI
4th Oct 2025516 AMAQI
4th Oct 2025587 AMAQI
4th Oct 2025608 AMAQI
4th Oct 2025589 AMAQI
4th Oct 20255710 AMAQI
4th Oct 20255711 AMAQI
4th Oct 20256312 PMAQI
4th Oct 2025481 PMAQI
4th Oct 2025502 PMAQI
4th Oct 2025543 PMAQI
4th Oct 2025564 PMAQI
4th Oct 2025555 PMAQI
4th Oct 2025556 PMAQI
4th Oct 2025497 PMAQI
4th Oct 2025518 PMAQI
4th Oct 2025509 PMAQI
4th Oct 20255210 PMAQI
4th Oct 20254711 PMAQI
5th Oct 20254912 AMAQI
5th Oct 2025501 AMAQI
5th Oct 2025452 AMAQI
5th Oct 2025543 AMAQI
5th Oct 2025554 AMAQI
25°C21/30°C
5th Oct 2025565 AMAQI
5th Oct 2025556 AMAQI
5th Oct 2025527 AMAQI
5th Oct 2025428 AMAQI
5th Oct 2025489 AMAQI
5th Oct 20255410 AMAQI
5th Oct 20255611 AMAQI
5th Oct 20255612 PMAQI
5th Oct 2025531 PMAQI
5th Oct 2025532 PMAQI
5th Oct 2025513 PMAQI
5th Oct 2025534 PMAQI
5th Oct 2025555 PMAQI
5th Oct 2025636 PMAQI
5th Oct 2025667 PMAQI
5th Oct 2025708 PMAQI
5th Oct 2025749 PMAQI
5th Oct 20257410 PMAQI
5th Oct 20257311 PMAQI
6th Oct 20257412 AMAQI
6th Oct 2025711 AMAQI
6th Oct 2025652 AMAQI
6th Oct 2025713 AMAQI
6th Oct 2025674 AMAQI
26°C21/33°C
6th Oct 2025765 AMAQI
6th Oct 2025766 AMAQI
6th Oct 2025807 AMAQI
6th Oct 2025788 AMAQI
6th Oct 2025829 AMAQI
6th Oct 20258210 AMAQI
6th Oct 20257811 AMAQI
6th Oct 20257512 PMAQI
6th Oct 2025721 PMAQI
6th Oct 2025692 PMAQI
6th Oct 2025753 PMAQI
6th Oct 2025854 PMAQI
6th Oct 2025885 PMAQI
6th Oct 2025876 PMAQI
6th Oct 2025927 PMAQI
6th Oct 2025918 PMAQI
6th Oct 2025909 PMAQI
6th Oct 20257810 PMAQI
6th Oct 20257311 PMAQI
7th Oct 20256812 AMAQI
7th Oct 2025661 AMAQI
26°C21/33°C
7th Oct 2025547 PMAQI
7th Oct 2025768 PMAQI
7th Oct 2025719 PMAQI
7th Oct 20255910 PMAQI
7th Oct 20255211 PMAQI
8th Oct 20255012 AMAQI
8th Oct 2025541 AMAQI
8th Oct 2025532 AMAQI
8th Oct 2025563 AMAQI
8th Oct 2025554 AMAQI
26°C21/33°C
8th Oct 2025565 AMAQI
8th Oct 2025596 AMAQI
8th Oct 2025647 AMAQI
8th Oct 2025668 AMAQI
8th Oct 2025719 AMAQI
8th Oct 20257910 AMAQI
8th Oct 20257511 AMAQI
8th Oct 20257412 PMAQI
8th Oct 2025751 PMAQI
8th Oct 2025822 PMAQI
8th Oct 2025893 PMAQI
8th Oct 2025904 PMAQI
8th Oct 2025925 PMAQI
8th Oct 2025916 PMAQI
8th Oct 2025847 PMAQI
8th Oct 2025808 PMAQI
8th Oct 2025759 PMAQI
8th Oct 20257010 PMAQI
8th Oct 20256711 PMAQI
9th Oct 20256612 AMAQI
9th Oct 2025581 AMAQI
9th Oct 2025562 AMAQI
9th Oct 2025543 AMAQI
9th Oct 2025554 AMAQI
25°C22/30°C
9th Oct 2025565 AMAQI
9th Oct 2025586 AMAQI
9th Oct 2025587 AMAQI
9th Oct 2025558 AMAQI
9th Oct 2025569 AMAQI
9th Oct 20255810 AMAQI
9th Oct 20256111 AMAQI
9th Oct 20256512 PMAQI
9th Oct 2025751 PMAQI
9th Oct 2025762 PMAQI
9th Oct 2025773 PMAQI
9th Oct 2025774 PMAQI
9th Oct 2025755 PMAQI
9th Oct 2025746 PMAQI
9th Oct 2025727 PMAQI
9th Oct 2025658 PMAQI
9th Oct 2025609 PMAQI
9th Oct 20256110 PMAQI
9th Oct 20256211 PMAQI
10th Oct 20256112 AMAQI
10th Oct 2025631 AMAQI
10th Oct 2025642 AMAQI
10th Oct 2025633 AMAQI
10th Oct 2025674 AMAQI
23°C20/28°C
10th Oct 2025735 AMAQI
10th Oct 2025756 AMAQI
10th Oct 2025807 AMAQI
10th Oct 2025838 AMAQI
10th Oct 2025809 AMAQI
10th Oct 20257310 AMAQI
10th Oct 20256811 AMAQI
10th Oct 20256612 PMAQI
10th Oct 2025651 PMAQI
10th Oct 2025672 PMAQI
10th Oct 2025663 PMAQI
10th Oct 2025694 PMAQI
10th Oct 2025685 PMAQI
10th Oct 2025666 PMAQI
10th Oct 2025657 PMAQI
10th Oct 2025608 PMAQI
10th Oct 2025589 PMAQI
10th Oct 20256010 PMAQI
10th Oct 20256111 PMAQI
11th Oct 20256012 AMAQI
11th Oct 2025571 AMAQI
11th Oct 2025572 AMAQI
11th Oct 2025623 AMAQI
11th Oct 2025614 AMAQI
24°C19/30°C
11th Oct 2025635 AMAQI
11th Oct 2025686 AMAQI
11th Oct 2025717 AMAQI
11th Oct 2025828 AMAQI
11th Oct 2025879 AMAQI
11th Oct 20258310 AMAQI
11th Oct 20257011 AMAQI
11th Oct 20256312 PMAQI
11th Oct 2025601 PMAQI
11th Oct 2025592 PMAQI
11th Oct 2025603 PMAQI
11th Oct 2025654 PMAQI
11th Oct 2025665 PMAQI
11th Oct 2025796 PMAQI
11th Oct 2025817 PMAQI
11th Oct 2025778 PMAQI
11th Oct 2025759 PMAQI
11th Oct 20257010 PMAQI
11th Oct 20256611 PMAQI
12th Oct 20256112 AMAQI
12th Oct 2025591 AMAQI
12th Oct 2025642 AMAQI
12th Oct 2025663 AMAQI
12th Oct 2025734 AMAQI
24°C19/32°C
12th Oct 2025755 AMAQI
12th Oct 2025766 AMAQI
12th Oct 2025817 AMAQI
12th Oct 2025828 AMAQI
12th Oct 2025779 AMAQI
12th Oct 20257910 AMAQI
12th Oct 20257611 AMAQI
12th Oct 20257512 PMAQI
12th Oct 2025761 PMAQI
12th Oct 2025792 PMAQI
12th Oct 2025803 PMAQI
12th Oct 2025834 PMAQI
12th Oct 2025865 PMAQI
12th Oct 2025826 PMAQI
12th Oct 2025827 PMAQI
12th Oct 2025738 PMAQI
12th Oct 2025739 PMAQI
12th Oct 20257110 PMAQI
12th Oct 20256911 PMAQI
13th Oct 20256412 AMAQI
13th Oct 2025631 AMAQI
13th Oct 2025652 AMAQI
13th Oct 2025643 AMAQI
13th Oct 2025674 AMAQI
25°C20/32°C
13th Oct 2025715 AMAQI
13th Oct 2025746 AMAQI
13th Oct 2025767 AMAQI
13th Oct 2025828 AMAQI
13th Oct 2025859 AMAQI
13th Oct 20258110 AMAQI
13th Oct 20257611 AMAQI
13th Oct 20257212 PMAQI
13th Oct 2025791 PMAQI
13th Oct 2025782 PMAQI
13th Oct 2025753 PMAQI
13th Oct 2025784 PMAQI
13th Oct 2025785 PMAQI
13th Oct 2025756 PMAQI
13th Oct 2025807 PMAQI
13th Oct 2025778 PMAQI
13th Oct 2025819 PMAQI
13th Oct 20257810 PMAQI
13th Oct 20256611 PMAQI
14th Oct 20256112 AMAQI
14th Oct 2025581 AMAQI
14th Oct 2025612 AMAQI
14th Oct 2025673 AMAQI
14th Oct 2025724 AMAQI
26°C22/32°C
14th Oct 2025725 AMAQI
14th Oct 2025716 AMAQI
14th Oct 2025737 AMAQI
14th Oct 2025778 AMAQI
14th Oct 2025769 AMAQI
14th Oct 20257910 AMAQI
14th Oct 20258611 AMAQI
14th Oct 20258712 PMAQI
14th Oct 2025811 PMAQI
14th Oct 2025772 PMAQI
14th Oct 2025733 PMAQI
14th Oct 2025704 PMAQI
14th Oct 2025665 PMAQI
14th Oct 2025696 PMAQI
14th Oct 2025707 PMAQI
14th Oct 2025758 PMAQI
14th Oct 2025719 PMAQI
14th Oct 20256610 PMAQI
14th Oct 20256211 PMAQI
15th Oct 20255212 AMAQI
15th Oct 2025451 AMAQI
15th Oct 2025422 AMAQI
15th Oct 2025423 AMAQI
15th Oct 2025464 AMAQI
26°C23/29°C
15th Oct 2025425 AMAQI
15th Oct 2025456 AMAQI
15th Oct 2025527 AMAQI
15th Oct 2025568 AMAQI
15th Oct 2025569 AMAQI
15th Oct 20255210 AMAQI
15th Oct 20255311 AMAQI
15th Oct 20255112 PMAQI
15th Oct 2025531 PMAQI
15th Oct 2025542 PMAQI
15th Oct 2025573 PMAQI
15th Oct 2025594 PMAQI
15th Oct 2025605 PMAQI
15th Oct 2025636 PMAQI
15th Oct 2025647 PMAQI
15th Oct 2025638 PMAQI
15th Oct 2025619 PMAQI
15th Oct 20256210 PMAQI
15th Oct 20256111 PMAQI
16th Oct 20256312 AMAQI
16th Oct 2025691 AMAQI
16th Oct 2025682 AMAQI
16th Oct 2025763 AMAQI
16th Oct 2025704 AMAQI
25°C21/30°C
16th Oct 2025775 AMAQI
16th Oct 2025806 AMAQI
16th Oct 2025767 AMAQI
16th Oct 2025838 AMAQI
16th Oct 2025949 AMAQI
16th Oct 20258710 AMAQI
16th Oct 20258011 AMAQI
16th Oct 20256812 PMAQI
16th Oct 2025641 PMAQI
16th Oct 2025582 PMAQI
16th Oct 2025583 PMAQI
16th Oct 2025614 PMAQI
16th Oct 2025605 PMAQI
16th Oct 2025626 PMAQI
16th Oct 2025637 PMAQI
16th Oct 2025658 PMAQI
16th Oct 2025729 PMAQI
16th Oct 20257510 PMAQI
16th Oct 20257611 PMAQI
17th Oct 20258612 AMAQI
17th Oct 2025851 AMAQI
17th Oct 2025832 AMAQI
17th Oct 2025723 AMAQI
17th Oct 2025694 AMAQI
25°C21/30°C
17th Oct 2025705 AMAQI
17th Oct 2025676 AMAQI
17th Oct 2025667 AMAQI
17th Oct 2025628 AMAQI
17th Oct 2025589 AMAQI
17th Oct 20255610 AMAQI
17th Oct 20255811 AMAQI
17th Oct 20255212 PMAQI
17th Oct 2025541 PMAQI
17th Oct 2025552 PMAQI
17th Oct 2025593 PMAQI
17th Oct 2025604 PMAQI
17th Oct 2025635 PMAQI
17th Oct 2025716 PMAQI
17th Oct 2025737 PMAQI
17th Oct 2025778 PMAQI
17th Oct 2025749 PMAQI
17th Oct 20257610 PMAQI
17th Oct 20258011 PMAQI
18th Oct 20258312 AMAQI
18th Oct 2025821 AMAQI
18th Oct 2025902 AMAQI
18th Oct 20251003 AMAQI
18th Oct 20251004 AMAQI
24°C20/29°C
18th Oct 2025985 AMAQI
18th Oct 2025806 AMAQI
18th Oct 20251007 AMAQI
18th Oct 20251058 AMAQI
18th Oct 20251129 AMAQI
18th Oct 202510610 AMAQI
18th Oct 20259511 AMAQI
18th Oct 20258612 PMAQI
18th Oct 2025871 PMAQI
18th Oct 2025782 PMAQI
18th Oct 2025773 PMAQI
18th Oct 2025804 PMAQI
18th Oct 2025785 PMAQI
18th Oct 2025766 PMAQI
18th Oct 2025707 PMAQI
18th Oct 2025708 PMAQI
18th Oct 2025669 PMAQI
18th Oct 20256610 PMAQI
18th Oct 20256211 PMAQI
19th Oct 20255812 AMAQI
19th Oct 2025571 AMAQI
19th Oct 2025532 AMAQI
19th Oct 2025463 AMAQI
19th Oct 2025444 AMAQI
25°C20/30°C
19th Oct 2025475 AMAQI
19th Oct 2025466 AMAQI
19th Oct 2025387 AMAQI
19th Oct 2025378 AMAQI
19th Oct 2025379 AMAQI
19th Oct 20253810 AMAQI
19th Oct 20253811 AMAQI
19th Oct 20253312 PMAQI
19th Oct 2025341 PMAQI
19th Oct 2025382 PMAQI
19th Oct 2025363 PMAQI
19th Oct 2025384 PMAQI
19th Oct 2025415 PMAQI
19th Oct 2025426 PMAQI
19th Oct 2025457 PMAQI
19th Oct 2025428 PMAQI
19th Oct 2025479 PMAQI
19th Oct 20255210 PMAQI
19th Oct 20255211 PMAQI
20th Oct 20255512 AMAQI
20th Oct 2025531 AMAQI
20th Oct 2025512 AMAQI
20th Oct 2025513 AMAQI
20th Oct 2025524 AMAQI
23°C19/25°C
20th Oct 2025545 AMAQI
20th Oct 2025546 AMAQI
20th Oct 2025537 AMAQI
20th Oct 2025528 AMAQI
20th Oct 2025529 AMAQI
20th Oct 20255210 AMAQI
20th Oct 20255311 AMAQI
20th Oct 20255512 PMAQI
20th Oct 2025551 PMAQI
20th Oct 2025562 PMAQI
20th Oct 2025563 PMAQI
20th Oct 2025554 PMAQI
20th Oct 2025555 PMAQI
20th Oct 2025556 PMAQI
20th Oct 2025557 PMAQI
20th Oct 2025558 PMAQI
20th Oct 2025539 PMAQI
20th Oct 20255210 PMAQI
20th Oct 20255311 PMAQI
21st Oct 20255612 AMAQI
21st Oct 2025561 AMAQI
21st Oct 2025552 AMAQI
21st Oct 2025553 AMAQI
21st Oct 2025574 AMAQI
19°C17/21°C
21st Oct 2025565 AMAQI
21st Oct 2025556 AMAQI
21st Oct 2025527 AMAQI
21st Oct 2025518 AMAQI
21st Oct 2025569 AMAQI
21st Oct 20255610 AMAQI
21st Oct 20255511 AMAQI
21st Oct 20255412 PMAQI
21st Oct 2025521 PMAQI
21st Oct 2025512 PMAQI
21st Oct 2025543 PMAQI
21st Oct 2025544 PMAQI
21st Oct 2025555 PMAQI
21st Oct 2025586 PMAQI
21st Oct 2025587 PMAQI
21st Oct 2025558 PMAQI
21st Oct 2025579 PMAQI
21st Oct 20255410 PMAQI
21st Oct 20255611 PMAQI
22nd Oct 20255612 AMAQI
22nd Oct 2025551 AMAQI
22nd Oct 2025562 AMAQI
22nd Oct 2025553 AMAQI
22nd Oct 2025554 AMAQI
14°C13/15°C
22nd Oct 2025535 AMAQI
22nd Oct 2025526 AMAQI
22nd Oct 2025527 AMAQI
22nd Oct 2025528 AMAQI
22nd Oct 2025529 AMAQI
22nd Oct 20255310 AMAQI
22nd Oct 20255311 AMAQI
22nd Oct 20255412 PMAQI
22nd Oct 2025541 PMAQI
22nd Oct 2025562 PMAQI
22nd Oct 2025543 PMAQI
22nd Oct 2025554 PMAQI
22nd Oct 2025555 PMAQI
22nd Oct 2025566 PMAQI
22nd Oct 2025547 PMAQI
22nd Oct 2025568 PMAQI
22nd Oct 2025589 PMAQI
22nd Oct 20255910 PMAQI
22nd Oct 20255911 PMAQI
23rd Oct 20256112 AMAQI
23rd Oct 2025611 AMAQI
23rd Oct 2025612 AMAQI
23rd Oct 2025593 AMAQI
23rd Oct 2025604 AMAQI
14°C12/16°C
23rd Oct 2025595 AMAQI
23rd Oct 2025646 AMAQI
23rd Oct 2025647 AMAQI
23rd Oct 2025648 AMAQI
23rd Oct 2025649 AMAQI
23rd Oct 20256510 AMAQI
23rd Oct 20256411 AMAQI
23rd Oct 20256612 PMAQI
23rd Oct 2025661 PMAQI
23rd Oct 2025672 PMAQI
23rd Oct 2025663 PMAQI
23rd Oct 2025674 PMAQI
23rd Oct 2025695 PMAQI
23rd Oct 2025666 PMAQI
23rd Oct 2025657 PMAQI
23rd Oct 2025688 PMAQI
23rd Oct 2025699 PMAQI
23rd Oct 20256910 PMAQI
23rd Oct 20256911 PMAQI
24th Oct 20256812 AMAQI
24th Oct 2025691 AMAQI
24th Oct 2025692 AMAQI
24th Oct 2025683 AMAQI
24th Oct 2025704 AMAQI
16°C11/23°C
24th Oct 2025695 AMAQI
24th Oct 2025676 AMAQI
24th Oct 2025677 AMAQI
24th Oct 2025678 AMAQI
24th Oct 2025679 AMAQI
24th Oct 20256610 AMAQI
24th Oct 20256811 AMAQI
24th Oct 20256812 PMAQI
24th Oct 2025691 PMAQI
24th Oct 2025702 PMAQI
24th Oct 2025733 PMAQI
24th Oct 2025744 PMAQI
24th Oct 2025765 PMAQI
24th Oct 2025776 PMAQI
24th Oct 2025777 PMAQI
24th Oct 2025808 PMAQI
24th Oct 2025849 PMAQI
24th Oct 20258510 PMAQI
24th Oct 20258311 PMAQI
25th Oct 20258512 AMAQI
25th Oct 2025851 AMAQI
25th Oct 2025802 AMAQI
25th Oct 2025793 AMAQI
25th Oct 2025774 AMAQI
16°C11/24°C
25th Oct 2025785 AMAQI
25th Oct 2025786 AMAQI
25th Oct 2025807 AMAQI
25th Oct 2025828 AMAQI
25th Oct 2025859 AMAQI
25th Oct 20258510 AMAQI
25th Oct 20258211 AMAQI
25th Oct 20258112 PMAQI
25th Oct 2025791 PMAQI
25th Oct 2025782 PMAQI
25th Oct 2025763 PMAQI
25th Oct 2025734 PMAQI
25th Oct 2025715 PMAQI
25th Oct 2025736 PMAQI
25th Oct 2025747 PMAQI
25th Oct 2025808 PMAQI
25th Oct 2025999 PMAQI
25th Oct 202511210 PMAQI
25th Oct 202511311 PMAQI
26th Oct 202510212 AMAQI
26th Oct 2025931 AMAQI
26th Oct 2025922 AMAQI
26th Oct 2025923 AMAQI
26th Oct 2025974 AMAQI
17°C11/24°C
26th Oct 2025965 AMAQI
26th Oct 2025996 AMAQI
26th Oct 20251017 AMAQI
26th Oct 20251018 AMAQI
26th Oct 20251049 AMAQI
26th Oct 202510110 AMAQI
26th Oct 20259711 AMAQI
26th Oct 20259412 PMAQI
26th Oct 2025891 PMAQI
26th Oct 2025802 PMAQI
26th Oct 2025773 PMAQI
26th Oct 2025724 PMAQI
26th Oct 2025715 PMAQI
26th Oct 2025736 PMAQI
26th Oct 2025757 PMAQI
26th Oct 2025768 PMAQI
26th Oct 2025769 PMAQI
26th Oct 20257410 PMAQI
26th Oct 20257111 PMAQI
27th Oct 20257212 AMAQI
27th Oct 2025731 AMAQI
27th Oct 2025772 AMAQI
27th Oct 2025823 AMAQI
27th Oct 2025884 AMAQI
--°C/°C
5 AM
11 AM
5 PM
11 PM
4 AM
--°C/°C
Day time
Avg. Highest Time
7 AM - 10 AM
66AQI
4 hours / Day
120 hours / Month
Avg. Lowest Time
5 AM - 6 AM
63AQI
2 hours / Day
60 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 7 AM to 10 AM (Avg. 66), while the lowest AQI was between 5 AM to 6 AM (Avg. 63).
Night time
Avg. Highest Time
8 PM - 10 PM
66AQI
3 hours / Day
90 hours / Month
Avg. Lowest Time
12 AM - 4 AM
61AQI
5 hours / Day
150 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 8 PM to 10 PM (Avg. 66), while the lowest AQI was between 12 AM to 4 AM (Avg. 61).
2025 Days Vs Air Quality
Dayong, Ruian, Zhejiang, China
2025
20%
60
71%
212
9%
27
Total number of days with different AQI categories in last 299 days in 2025 (66 days remaining)
Good
60 DaysModerate
212 DaysPoor
27 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 20%
Health Risk Level:
Very high
In 2025, 20% of 299 days were within WHO’s safe air quality limits. The risk of health issues is Very high, including respiratory issues, heart disease, and stress, particularly affecting vulnerable groups.
Annual Air Quality Insights
Dayong, Ruian, Zhejiang, 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.
-1th undefined 2025
-1th undefined 2025
-1th undefined 2025
1st January 2025
125AQI
125AQI
2nd January 2025
111AQI
111AQI
3rd January 2025
118AQI
118AQI
4th January 2025
112AQI
112AQI
5th January 2025
112AQI
112AQI
6th January 2025
129AQI
129AQI
7th January 2025
129AQI
129AQI
8th January 2025
127AQI
127AQI
9th January 2025
110AQI
110AQI
10th January 2025
94AQI
94AQI
11th January 2025
90AQI
90AQI
12th January 2025
92AQI
92AQI
13th January 2025
101AQI
101AQI
14th January 2025
95AQI
95AQI
15th January 2025
127AQI
127AQI
16th January 2025
85AQI
85AQI
17th January 2025
99AQI
99AQI
18th January 2025
90AQI
90AQI
19th January 2025
94AQI
94AQI
20th January 2025
105AQI
105AQI
21st January 2025
128AQI
128AQI
22nd January 2025
118AQI
118AQI
23rd January 2025
107AQI
107AQI
24th January 2025
90AQI
90AQI
25th January 2025
81AQI
81AQI
26th January 2025
67AQI
67AQI
27th January 2025
66AQI
66AQI
28th January 2025
71AQI
71AQI
29th January 2025
103AQI
103AQI
30th January 2025
78AQI
78AQI
31st January 2025
83AQI
83AQI
1st February 2025
59AQI
59AQI
2nd February 2025
60AQI
60AQI
3rd February 2025
89AQI
89AQI
4th February 2025
96AQI
96AQI
5th February 2025
89AQI
89AQI
6th February 2025
94AQI
94AQI
7th February 2025
74AQI
74AQI
8th February 2025
67AQI
67AQI
9th February 2025
70AQI
70AQI
10th February 2025
83AQI
83AQI
11th February 2025
79AQI
79AQI
12th February 2025
91AQI
91AQI
13th February 2025
129AQI
129AQI
14th February 2025
113AQI
113AQI
15th February 2025
131AQI
131AQI
16th February 2025
99AQI
99AQI
17th February 2025
120AQI
120AQI
18th February 2025
85AQI
85AQI
19th February 2025
89AQI
89AQI
20th February 2025
62AQI
62AQI
21st February 2025
61AQI
61AQI
22nd February 2025
66AQI
66AQI
23rd February 2025
70AQI
70AQI
24th February 2025
108AQI
108AQI
25th February 2025
128AQI
128AQI
26th February 2025
124AQI
124AQI
27th February 2025
113AQI
113AQI
28th February 2025
91AQI
91AQI
1st March 2025
89AQI
89AQI
2nd March 2025
80AQI
80AQI
3rd March 2025
80AQI
80AQI
4th March 2025
60AQI
60AQI
5th March 2025
68AQI
68AQI
6th March 2025
61AQI
61AQI
7th March 2025
78AQI
78AQI
8th March 2025
80AQI
80AQI
9th March 2025
90AQI
90AQI
10th March 2025
80AQI
80AQI
11th March 2025
99AQI
99AQI
12th March 2025
84AQI
84AQI
13th March 2025
68AQI
68AQI
14th March 2025
67AQI
67AQI
15th March 2025
45AQI
45AQI
16th March 2025
68AQI
68AQI
17th March 2025
70AQI
70AQI
18th March 2025
72AQI
72AQI
19th March 2025
79AQI
79AQI
20th March 2025
79AQI
79AQI
21st March 2025
74AQI
74AQI
22nd March 2025
76AQI
76AQI
23rd March 2025
85AQI
85AQI
24th March 2025
93AQI
93AQI
25th March 2025
93AQI
93AQI
26th March 2025
110AQI
110AQI
27th March 2025
107AQI
107AQI
28th March 2025
80AQI
80AQI
29th March 2025
76AQI
76AQI
30th March 2025
65AQI
65AQI
31st March 2025
64AQI
64AQI
1st April 2025
67AQI
67AQI
2nd April 2025
73AQI
73AQI
3rd April 2025
78AQI
78AQI
4th April 2025
82AQI
82AQI
5th April 2025
80AQI
80AQI
6th April 2025
86AQI
86AQI
7th April 2025
85AQI
85AQI
8th April 2025
88AQI
88AQI
9th April 2025
91AQI
91AQI
10th April 2025
78AQI
78AQI
11th April 2025
82AQI
82AQI
12th April 2025
103AQI
103AQI
13th April 2025
91AQI
91AQI
14th April 2025
94AQI
94AQI
15th April 2025
80AQI
80AQI
16th April 2025
86AQI
86AQI
17th April 2025
91AQI
91AQI
18th April 2025
90AQI
90AQI
19th April 2025
75AQI
75AQI
20th April 2025
78AQI
78AQI
21st April 2025
81AQI
81AQI
22nd April 2025
68AQI
68AQI
23rd April 2025
67AQI
67AQI
24th April 2025
63AQI
63AQI
25th April 2025
50AQI
50AQI
26th April 2025
62AQI
62AQI
27th April 2025
61AQI
61AQI
28th April 2025
68AQI
68AQI
29th April 2025
74AQI
74AQI
30th April 2025
76AQI
76AQI
1st May 2025
78AQI
78AQI
2nd May 2025
78AQI
78AQI
3rd May 2025
80AQI
80AQI
4th May 2025
72AQI
72AQI
5th May 2025
71AQI
71AQI
6th May 2025
76AQI
76AQI
7th May 2025
86AQI
86AQI
8th May 2025
71AQI
71AQI
9th May 2025
64AQI
64AQI
10th May 2025
62AQI
62AQI
11th May 2025
66AQI
66AQI
12th May 2025
67AQI
67AQI
13th May 2025
67AQI
67AQI
14th May 2025
67AQI
67AQI
15th May 2025
71AQI
71AQI
16th May 2025
66AQI
66AQI
17th May 2025
65AQI
65AQI
18th May 2025
56AQI
56AQI
19th May 2025
59AQI
59AQI
20th May 2025
58AQI
58AQI
21st May 2025
53AQI
53AQI
22nd May 2025
61AQI
61AQI
23rd May 2025
58AQI
58AQI
24th May 2025
65AQI
65AQI
25th May 2025
83AQI
83AQI
26th May 2025
82AQI
82AQI
27th May 2025
81AQI
81AQI
28th May 2025
65AQI
65AQI
29th May 2025
56AQI
56AQI
30th May 2025
65AQI
65AQI
31st May 2025
68AQI
68AQI
1st June 2025
63AQI
63AQI
2nd June 2025
62AQI
62AQI
3rd June 2025
53AQI
53AQI
4th June 2025
63AQI
63AQI
5th June 2025
57AQI
57AQI
6th June 2025
62AQI
62AQI
7th June 2025
67AQI
67AQI
8th June 2025
56AQI
56AQI
9th June 2025
59AQI
59AQI
10th June 2025
53AQI
53AQI
11th June 2025
49AQI
49AQI
12th June 2025
48AQI
48AQI
13th June 2025
42AQI
42AQI
14th June 2025
49AQI
49AQI
15th June 2025
47AQI
47AQI
16th June 2025
51AQI
51AQI
17th June 2025
52AQI
52AQI
18th June 2025
50AQI
50AQI
19th June 2025
48AQI
48AQI
20th June 2025
45AQI
45AQI
21st June 2025
49AQI
49AQI
22nd June 2025
53AQI
53AQI
23rd June 2025
48AQI
48AQI
24th June 2025
52AQI
52AQI
25th June 2025
56AQI
56AQI
26th June 2025
52AQI
52AQI
27th June 2025
52AQI
52AQI
28th June 2025
46AQI
46AQI
29th June 2025
49AQI
49AQI
30th June 2025
44AQI
44AQI
1st July 2025
42AQI
42AQI
2nd July 2025
40AQI
40AQI
3rd July 2025
48AQI
48AQI
4th July 2025
52AQI
52AQI
5th July 2025
50AQI
50AQI
6th July 2025
50AQI
50AQI
7th July 2025
40AQI
40AQI
8th July 2025
46AQI
46AQI
9th July 2025
46AQI
46AQI
10th July 2025
47AQI
47AQI
11th July 2025
44AQI
44AQI
12th July 2025
43AQI
43AQI
13th July 2025
49AQI
49AQI
14th July 2025
53AQI
53AQI
15th July 2025
58AQI
58AQI
16th July 2025
57AQI
57AQI
17th July 2025
57AQI
57AQI
18th July 2025
58AQI
58AQI
19th July 2025
46AQI
46AQI
20th July 2025
44AQI
44AQI
21st July 2025
36AQI
36AQI
22nd July 2025
38AQI
38AQI
23rd July 2025
41AQI
41AQI
24th July 2025
39AQI
39AQI
25th July 2025
40AQI
40AQI
26th July 2025
35AQI
35AQI
27th July 2025
37AQI
37AQI
28th July 2025
39AQI
39AQI
29th July 2025
39AQI
39AQI
30th July 2025
48AQI
48AQI
31st July 2025
46AQI
46AQI
1st August 2025
55AQI
55AQI
2nd August 2025
59AQI
59AQI
3rd August 2025
56AQI
56AQI
4th August 2025
54AQI
54AQI
5th August 2025
51AQI
51AQI
6th August 2025
52AQI
52AQI
7th August 2025
50AQI
50AQI
8th August 2025
55AQI
55AQI
9th August 2025
56AQI
56AQI
10th August 2025
58AQI
58AQI
11th August 2025
59AQI
59AQI
12th August 2025
60AQI
60AQI
13th August 2025
49AQI
49AQI
14th August 2025
43AQI
43AQI
15th August 2025
43AQI
43AQI
16th August 2025
45AQI
45AQI
17th August 2025
46AQI
46AQI
18th August 2025
45AQI
45AQI
19th August 2025
49AQI
49AQI
20th August 2025
52AQI
52AQI
21st August 2025
52AQI
52AQI
22nd August 2025
52AQI
52AQI
23rd August 2025
53AQI
53AQI
24th August 2025
53AQI
53AQI
25th August 2025
52AQI
52AQI
26th August 2025
50AQI
50AQI
27th August 2025
48AQI
48AQI
28th August 2025
46AQI
46AQI
29th August 2025
46AQI
46AQI
30th August 2025
47AQI
47AQI
31st August 2025
51AQI
51AQI
1st September 2025
54AQI
54AQI
2nd September 2025
54AQI
54AQI
3rd September 2025
57AQI
57AQI
4th September 2025
61AQI
61AQI
5th September 2025
60AQI
60AQI
6th September 2025
58AQI
58AQI
7th September 2025
60AQI
60AQI
8th September 2025
57AQI
57AQI
9th September 2025
52AQI
52AQI
10th September 2025
54AQI
54AQI
11th September 2025
55AQI
55AQI
12th September 2025
55AQI
55AQI
13th September 2025
56AQI
56AQI
14th September 2025
56AQI
56AQI
15th September 2025
60AQI
60AQI
16th September 2025
52AQI
52AQI
17th September 2025
52AQI
52AQI
18th September 2025
54AQI
54AQI
19th September 2025
54AQI
54AQI
20th September 2025
53AQI
53AQI
21st September 2025
48AQI
48AQI
22nd September 2025
52AQI
52AQI
23rd September 2025
53AQI
53AQI
24th September 2025
52AQI
52AQI
25th September 2025
45AQI
45AQI
26th September 2025
39AQI
39AQI
27th September 2025
38AQI
38AQI
28th September 2025
47AQI
47AQI
29th September 2025
58AQI
58AQI
30th September 2025
59AQI
59AQI
1st October 2025
57AQI
57AQI
2nd October 2025
56AQI
56AQI
3rd October 2025
44AQI
44AQI
4th October 2025
53AQI
53AQI
5th October 2025
53AQI
53AQI
6th October 2025
77AQI
77AQI
7th October 2025
65AQI
65AQI
8th October 2025
68AQI
68AQI
9th October 2025
64AQI
64AQI
10th October 2025
67AQI
67AQI
11th October 2025
67AQI
67AQI
12th October 2025
72AQI
72AQI
13th October 2025
72AQI
72AQI
14th October 2025
70AQI
70AQI
15th October 2025
55AQI
55AQI
16th October 2025
70AQI
70AQI
17th October 2025
72AQI
72AQI
18th October 2025
83AQI
83AQI
19th October 2025
47AQI
47AQI
20th October 2025
53AQI
53AQI
21st October 2025
55AQI
55AQI
22nd October 2025
55AQI
55AQI
23rd October 2025
65AQI
65AQI
24th October 2025
72AQI
72AQI
25th October 2025
84AQI
84AQI
26th October 2025
100AQI
100AQI
27th October 2025
28th October 2025
29th October 2025
30th October 2025
31st October 2025
1st November 2025
2nd November 2025
3rd November 2025
4th November 2025
5th November 2025
6th November 2025
7th November 2025
8th November 2025
9th November 2025
10th November 2025
11th November 2025
12th November 2025
13th November 2025
14th November 2025
15th November 2025
16th November 2025
17th November 2025
18th November 2025
19th November 2025
20th November 2025
21st November 2025
22nd November 2025
23rd November 2025
24th November 2025
25th November 2025
26th November 2025
27th November 2025
28th November 2025
29th November 2025
30th November 2025
1st December 2025
2nd December 2025
3rd December 2025
4th December 2025
5th December 2025
6th December 2025
7th December 2025
8th December 2025
9th December 2025
10th December 2025
11th December 2025
12th December 2025
13th December 2025
14th December 2025
15th December 2025
16th December 2025
17th December 2025
18th December 2025
19th December 2025
20th December 2025
21st December 2025
22nd December 2025
23rd December 2025
24th December 2025
25th December 2025
26th December 2025
27th December 2025
28th December 2025
29th December 2025
30th December 2025
31st December 2025
101AQI
91AQI
78AQI
78AQI
68AQI
53AQI
45AQI
51AQI
54AQI
65AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202568AQI
15
16
20
8
1
28
2
1
28
1
31
13
17
25
6
13
18
5
25
2
24
60
212
27
Highest AQI recorded in
January101AQI
Lowest AQI recorded in
July45AQI
202462AQI
9
7
5
7
8
22
14
17
8
23
16
13
11
18
2
10
18
2
16
15
72
143
26
Highest AQI recorded in
December99AQI
Lowest AQI recorded in
July47AQI
202369AQI
3
3
27
1
3
30
1
Highest AQI recorded in
November70AQI
Lowest AQI recorded in
December69AQI
202259AQI
5
6
10
7
4
7
21
3
4
23
2
14
17
25
5
10
12
1
1
7
21
2
82
115
10
Highest AQI recorded in
April72AQI
Lowest AQI recorded in
June43AQI
202164AQI
1
7
12
13
11
17
14
22
9
12
18
11
11
1
3
24
2
19
11
79
113
26
Highest AQI recorded in
January102AQI
Lowest AQI recorded in
August44AQI
202067AQI
5
5
3
1
13
6
3
15
13
17
9
18
17
13
9
20
1
2
29
8
17
5
2
20
9
69
167
24
Highest AQI recorded in
April91AQI
Lowest AQI recorded in
August50AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2023(Avg.)
69AQILeast Polluted Year Recorded
2022(Avg.)
59AQIDayong's annual 2025 AQI (68) shows an average percentage change of 6.4% (worsened AQI) compared to previous years: 2020 (67), 2021 (64), 2022 (59), 2023 (69), 2024 (62).
