Sai Wan Ho, Hong Kong Island, Hong Kong, 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+
November Air Quality Analysis
Sai Wan Ho, Hong Kong Island, Hong Kong, China
2021
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
6th Nov 2024
99AQILowest AQI recorded on
26th Nov 2022
23AQISame Day Analysis (22nd November ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 1st highest AQI at 63 of Moderate air quality on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 22nd Nov - 23rd Nov 2025
Sai Wan Ho, Hong Kong Island, Hong Kong, China
AQI
Day
Night
.
6 AM22nd Nov 2025
5 PM
5 AM23rd Nov 2025
Day time
Avg. Highest Time
12AMNaNth undefined
AQI
Avg. Lowest Time
12AMNaNth undefined
AQI
Night time
Avg. Highest Time
1AM23rd Nov
81AQI
Avg. Lowest Time
10AM22nd Nov
60AQI
In the last 24 hours,
Sai Wan Ho's AQI reached its highest point of 81 at 1 AM during the Night, while the lowest point, 60, was recorded at 10 AM during the Night between 22nd Nov and 23rd Nov 2025.
Day & Night AQI Trend : Oct - Nov 2025
Sai Wan Ho, Hong Kong Island, Hong Kong, China
OctNov
24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 31st31st - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th - 06th06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd
Day
Night
24th Oct 2025536 AMAQI
24th Oct 2025557 AMAQI
24th Oct 2025568 AMAQI
24th Oct 2025559 AMAQI
24th Oct 20255310 AMAQI
24th Oct 20255311 AMAQI
24th Oct 20255712 PMAQI
24th Oct 2025671 PMAQI
24th Oct 2025632 PMAQI
24th Oct 2025583 PMAQI
24th Oct 2025564 PMAQI
24th Oct 2025565 PMAQI
24th Oct 2025586 PMAQI
24th Oct 2025607 PMAQI
24th Oct 2025598 PMAQI
24th Oct 2025779 PMAQI
24th Oct 20257010 PMAQI
24th Oct 20257011 PMAQI
25th Oct 20257012 AMAQI
25th Oct 2025691 AMAQI
25th Oct 2025752 AMAQI
25th Oct 2025693 AMAQI
25th Oct 2025674 AMAQI
25th Oct 2025645 AMAQI
22°C20/24°C
25th Oct 2025656 AMAQI
25th Oct 2025657 AMAQI
25th Oct 2025658 AMAQI
25th Oct 2025649 AMAQI
25th Oct 20256210 AMAQI
25th Oct 20255911 AMAQI
25th Oct 20255612 PMAQI
25th Oct 2025561 PMAQI
25th Oct 2025552 PMAQI
25th Oct 2025553 PMAQI
25th Oct 2025584 PMAQI
25th Oct 2025605 PMAQI
25th Oct 2025576 PMAQI
25th Oct 2025577 PMAQI
25th Oct 2025578 PMAQI
25th Oct 2025689 PMAQI
25th Oct 20256910 PMAQI
25th Oct 20256911 PMAQI
26th Oct 20256912 AMAQI
26th Oct 2025701 AMAQI
26th Oct 2025702 AMAQI
26th Oct 2025703 AMAQI
26th Oct 2025644 AMAQI
26th Oct 2025645 AMAQI
24°C22/26°C
26th Oct 2025646 AMAQI
26th Oct 2025667 AMAQI
26th Oct 2025698 AMAQI
26th Oct 2025699 AMAQI
26th Oct 20256910 AMAQI
26th Oct 20257011 AMAQI
26th Oct 20256912 PMAQI
26th Oct 2025691 PMAQI
26th Oct 2025682 PMAQI
26th Oct 2025643 PMAQI
26th Oct 2025664 PMAQI
26th Oct 2025715 PMAQI
26th Oct 2025716 PMAQI
26th Oct 2025717 PMAQI
26th Oct 2025668 PMAQI
26th Oct 2025719 PMAQI
26th Oct 20257310 PMAQI
26th Oct 20257311 PMAQI
27th Oct 20257612 AMAQI
27th Oct 2025771 AMAQI
27th Oct 2025792 AMAQI
27th Oct 2025783 AMAQI
27th Oct 2025794 AMAQI
27th Oct 2025765 AMAQI
26°C23/28°C
27th Oct 2025756 AMAQI
27th Oct 2025767 AMAQI
27th Oct 2025768 AMAQI
27th Oct 2025789 AMAQI
27th Oct 20258610 AMAQI
27th Oct 202510111 AMAQI
27th Oct 20259812 PMAQI
27th Oct 2025821 PMAQI
27th Oct 2025802 PMAQI
27th Oct 2025923 PMAQI
27th Oct 2025944 PMAQI
27th Oct 2025965 PMAQI
27th Oct 2025956 PMAQI
27th Oct 20251007 PMAQI
27th Oct 20251128 PMAQI
27th Oct 20251159 PMAQI
27th Oct 202511510 PMAQI
27th Oct 202511311 PMAQI
28th Oct 202511412 AMAQI
28th Oct 20251101 AMAQI
28th Oct 20251022 AMAQI
28th Oct 2025973 AMAQI
28th Oct 2025954 AMAQI
28th Oct 2025925 AMAQI
24°C23/24°C
28th Oct 2025896 AMAQI
28th Oct 2025927 AMAQI
28th Oct 2025948 AMAQI
28th Oct 2025959 AMAQI
28th Oct 20259510 AMAQI
28th Oct 20259611 AMAQI
28th Oct 20259312 PMAQI
28th Oct 2025891 PMAQI
28th Oct 2025862 PMAQI
28th Oct 2025813 PMAQI
28th Oct 2025794 PMAQI
28th Oct 2025795 PMAQI
28th Oct 2025746 PMAQI
28th Oct 2025717 PMAQI
28th Oct 2025658 PMAQI
28th Oct 2025629 PMAQI
28th Oct 20256110 PMAQI
28th Oct 20255811 PMAQI
29th Oct 20255012 AMAQI
29th Oct 2025461 AMAQI
29th Oct 2025412 AMAQI
29th Oct 2025463 AMAQI
29th Oct 2025524 AMAQI
29th Oct 2025555 AMAQI
21°C20/22°C
29th Oct 2025566 AMAQI
29th Oct 2025587 AMAQI
29th Oct 2025638 AMAQI
29th Oct 2025649 AMAQI
29th Oct 20257010 AMAQI
29th Oct 20257211 AMAQI
29th Oct 20256112 PMAQI
29th Oct 2025521 PMAQI
29th Oct 2025452 PMAQI
29th Oct 2025453 PMAQI
29th Oct 2025454 PMAQI
29th Oct 2025535 PMAQI
29th Oct 2025546 PMAQI
29th Oct 2025577 PMAQI
29th Oct 2025568 PMAQI
29th Oct 2025569 PMAQI
29th Oct 20255610 PMAQI
29th Oct 20255411 PMAQI
30th Oct 20255212 AMAQI
30th Oct 2025491 AMAQI
30th Oct 2025502 AMAQI
30th Oct 2025503 AMAQI
30th Oct 2025504 AMAQI
30th Oct 2025525 AMAQI
24°C24/25°C
30th Oct 2025516 AMAQI
30th Oct 2025517 AMAQI
30th Oct 2025548 AMAQI
30th Oct 2025559 AMAQI
30th Oct 20255410 AMAQI
30th Oct 20255311 AMAQI
30th Oct 20255512 PMAQI
30th Oct 2025551 PMAQI
30th Oct 2025592 PMAQI
30th Oct 2025603 PMAQI
30th Oct 2025644 PMAQI
30th Oct 2025675 PMAQI
30th Oct 2025676 PMAQI
30th Oct 2025677 PMAQI
30th Oct 2025788 PMAQI
30th Oct 2025759 PMAQI
30th Oct 20258010 PMAQI
30th Oct 20258211 PMAQI
31st Oct 20258512 AMAQI
31st Oct 2025841 AMAQI
31st Oct 2025732 AMAQI
31st Oct 2025593 AMAQI
31st Oct 2025564 AMAQI
31st Oct 2025565 AMAQI
25°C24/26°C
31st Oct 2025476 AMAQI
31st Oct 2025347 AMAQI
31st Oct 2025368 AMAQI
31st Oct 2025329 AMAQI
31st Oct 20254810 AMAQI
31st Oct 20255011 AMAQI
31st Oct 20255612 PMAQI
31st Oct 2025731 PMAQI
31st Oct 2025702 PMAQI
31st Oct 2025693 PMAQI
31st Oct 2025724 PMAQI
31st Oct 2025765 PMAQI
31st Oct 2025766 PMAQI
31st Oct 2025757 PMAQI
31st Oct 2025698 PMAQI
31st Oct 2025699 PMAQI
31st Oct 20257010 PMAQI
31st Oct 20256911 PMAQI
1st Nov 20257212 AMAQI
1st Nov 2025691 AMAQI
1st Nov 2025652 AMAQI
1st Nov 2025643 AMAQI
1st Nov 2025644 AMAQI
1st Nov 2025625 AMAQI
26°C25/27°C
1st Nov 2025616 AMAQI
1st Nov 2025617 AMAQI
1st Nov 2025598 AMAQI
1st Nov 2025559 AMAQI
1st Nov 20255510 AMAQI
1st Nov 20256011 AMAQI
1st Nov 20256212 PMAQI
1st Nov 2025601 PMAQI
1st Nov 2025592 PMAQI
1st Nov 2025643 PMAQI
1st Nov 2025694 PMAQI
1st Nov 2025695 PMAQI
1st Nov 2025686 PMAQI
1st Nov 2025687 PMAQI
1st Nov 2025678 PMAQI
1st Nov 2025679 PMAQI
1st Nov 20256610 PMAQI
1st Nov 20256711 PMAQI
2nd Nov 20256712 AMAQI
2nd Nov 2025681 AMAQI
2nd Nov 2025762 AMAQI
2nd Nov 2025753 AMAQI
2nd Nov 2025774 AMAQI
2nd Nov 2025805 AMAQI
24°C23/25°C
2nd Nov 2025746 AMAQI
2nd Nov 2025757 AMAQI
2nd Nov 2025748 AMAQI
2nd Nov 2025749 AMAQI
2nd Nov 20257610 AMAQI
2nd Nov 20257511 AMAQI
2nd Nov 20257412 PMAQI
2nd Nov 2025741 PMAQI
2nd Nov 2025692 PMAQI
2nd Nov 2025683 PMAQI
2nd Nov 2025704 PMAQI
2nd Nov 2025775 PMAQI
2nd Nov 2025786 PMAQI
2nd Nov 2025777 PMAQI
2nd Nov 2025798 PMAQI
2nd Nov 2025799 PMAQI
2nd Nov 20258010 PMAQI
2nd Nov 20258311 PMAQI
3rd Nov 20258312 AMAQI
3rd Nov 2025821 AMAQI
3rd Nov 2025802 AMAQI
3rd Nov 2025803 AMAQI
3rd Nov 2025824 AMAQI
3rd Nov 2025865 AMAQI
24°C23/25°C
3rd Nov 2025856 AMAQI
3rd Nov 2025827 AMAQI
3rd Nov 2025828 AMAQI
3rd Nov 2025839 AMAQI
3rd Nov 20259010 AMAQI
3rd Nov 20258911 AMAQI
3rd Nov 20258112 PMAQI
3rd Nov 2025801 PMAQI
3rd Nov 2025802 PMAQI
3rd Nov 2025803 PMAQI
3rd Nov 2025854 PMAQI
3rd Nov 2025845 PMAQI
3rd Nov 2025826 PMAQI
3rd Nov 2025827 PMAQI
3rd Nov 2025808 PMAQI
3rd Nov 2025799 PMAQI
3rd Nov 20257710 PMAQI
3rd Nov 20257611 PMAQI
4th Nov 20257312 AMAQI
4th Nov 2025741 AMAQI
4th Nov 2025732 AMAQI
4th Nov 2025773 AMAQI
4th Nov 2025784 AMAQI
4th Nov 2025775 AMAQI
23°C22/24°C
4th Nov 2025766 AMAQI
4th Nov 2025717 AMAQI
4th Nov 2025718 AMAQI
4th Nov 2025709 AMAQI
4th Nov 20257510 AMAQI
4th Nov 20256911 AMAQI
4th Nov 20257012 PMAQI
4th Nov 2025721 PMAQI
4th Nov 2025722 PMAQI
4th Nov 2025653 PMAQI
4th Nov 2025624 PMAQI
4th Nov 2025615 PMAQI
4th Nov 2025586 PMAQI
4th Nov 2025567 PMAQI
4th Nov 2025378 PMAQI
4th Nov 2025309 PMAQI
4th Nov 20252310 PMAQI
4th Nov 20252011 PMAQI
5th Nov 20251812 AMAQI
5th Nov 2025181 AMAQI
5th Nov 2025182 AMAQI
5th Nov 2025173 AMAQI
5th Nov 2025184 AMAQI
5th Nov 2025225 AMAQI
20°C19/21°C
5th Nov 2025226 AMAQI
5th Nov 2025237 AMAQI
5th Nov 2025278 AMAQI
5th Nov 2025289 AMAQI
5th Nov 20252410 AMAQI
5th Nov 20252311 AMAQI
5th Nov 20252312 PMAQI
5th Nov 2025281 PMAQI
5th Nov 2025282 PMAQI
5th Nov 2025283 PMAQI
5th Nov 2025284 PMAQI
5th Nov 2025285 PMAQI
5th Nov 2025346 PMAQI
5th Nov 2025397 PMAQI
5th Nov 2025388 PMAQI
5th Nov 2025409 PMAQI
5th Nov 20254410 PMAQI
5th Nov 20254211 PMAQI
6th Nov 20255112 AMAQI
6th Nov 2025491 AMAQI
6th Nov 2025492 AMAQI
6th Nov 2025403 AMAQI
6th Nov 2025384 AMAQI
6th Nov 2025415 AMAQI
22°C20/24°C
6th Nov 2025426 AMAQI
6th Nov 2025527 AMAQI
6th Nov 2025508 AMAQI
6th Nov 2025509 AMAQI
6th Nov 20255210 AMAQI
6th Nov 20255611 AMAQI
6th Nov 20255612 PMAQI
6th Nov 2025591 PMAQI
6th Nov 2025612 PMAQI
6th Nov 2025643 PMAQI
6th Nov 2025634 PMAQI
6th Nov 2025645 PMAQI
6th Nov 2025686 PMAQI
6th Nov 2025697 PMAQI
6th Nov 2025688 PMAQI
6th Nov 2025659 PMAQI
6th Nov 20255910 PMAQI
6th Nov 20255811 PMAQI
7th Nov 20255412 AMAQI
7th Nov 2025541 AMAQI
7th Nov 2025542 AMAQI
7th Nov 2025453 AMAQI
7th Nov 2025464 AMAQI
7th Nov 2025525 AMAQI
24°C23/25°C
7th Nov 2025426 AMAQI
7th Nov 2025447 AMAQI
7th Nov 2025508 AMAQI
7th Nov 2025529 AMAQI
7th Nov 20255010 AMAQI
7th Nov 20254911 AMAQI
7th Nov 20255012 PMAQI
7th Nov 2025501 PMAQI
7th Nov 2025522 PMAQI
7th Nov 2025553 PMAQI
7th Nov 2025554 PMAQI
7th Nov 2025555 PMAQI
7th Nov 2025566 PMAQI
7th Nov 2025567 PMAQI
7th Nov 2025568 PMAQI
7th Nov 2025599 PMAQI
7th Nov 20255510 PMAQI
7th Nov 20255511 PMAQI
8th Nov 20255712 AMAQI
8th Nov 2025641 AMAQI
8th Nov 2025562 AMAQI
8th Nov 2025563 AMAQI
8th Nov 2025554 AMAQI
8th Nov 2025555 AMAQI
24°C24/25°C
8th Nov 2025556 AMAQI
8th Nov 2025567 AMAQI
8th Nov 2025568 AMAQI
8th Nov 2025579 AMAQI
8th Nov 20256010 AMAQI
8th Nov 20256111 AMAQI
8th Nov 20255812 PMAQI
8th Nov 2025551 PMAQI
8th Nov 2025532 PMAQI
8th Nov 2025583 PMAQI
8th Nov 2025584 PMAQI
8th Nov 2025605 PMAQI
8th Nov 2025676 PMAQI
8th Nov 2025617 PMAQI
8th Nov 2025608 PMAQI
8th Nov 2025639 PMAQI
8th Nov 20256210 PMAQI
8th Nov 20256411 PMAQI
9th Nov 20256812 AMAQI
9th Nov 2025661 AMAQI
9th Nov 2025632 AMAQI
9th Nov 2025593 AMAQI
9th Nov 2025584 AMAQI
9th Nov 2025575 AMAQI
25°C24/25°C
9th Nov 2025506 AMAQI
9th Nov 2025437 AMAQI
9th Nov 2025538 AMAQI
9th Nov 2025549 AMAQI
9th Nov 20255510 AMAQI
9th Nov 20256111 AMAQI
9th Nov 20257012 PMAQI
9th Nov 2025801 PMAQI
9th Nov 2025822 PMAQI
9th Nov 2025823 PMAQI
9th Nov 2025814 PMAQI
9th Nov 2025775 PMAQI
9th Nov 2025736 PMAQI
9th Nov 2025627 PMAQI
9th Nov 2025598 PMAQI
9th Nov 2025469 PMAQI
9th Nov 20255010 PMAQI
9th Nov 20254511 PMAQI
10th Nov 20254412 AMAQI
10th Nov 2025441 AMAQI
10th Nov 2025412 AMAQI
10th Nov 2025353 AMAQI
10th Nov 2025334 AMAQI
10th Nov 2025385 AMAQI
25°C24/26°C
10th Nov 2025336 AMAQI
10th Nov 2025347 AMAQI
10th Nov 2025408 AMAQI
10th Nov 2025449 AMAQI
10th Nov 20254910 AMAQI
10th Nov 20254211 AMAQI
10th Nov 20254812 PMAQI
10th Nov 2025491 PMAQI
10th Nov 2025412 PMAQI
10th Nov 2025523 PMAQI
10th Nov 2025554 PMAQI
10th Nov 2025565 PMAQI
10th Nov 2025566 PMAQI
10th Nov 2025557 PMAQI
10th Nov 2025538 PMAQI
10th Nov 2025539 PMAQI
10th Nov 20255210 PMAQI
10th Nov 20254711 PMAQI
11th Nov 20254512 AMAQI
11th Nov 2025491 AMAQI
11th Nov 2025482 AMAQI
11th Nov 2025393 AMAQI
11th Nov 2025404 AMAQI
11th Nov 2025375 AMAQI
24°C23/27°C
11th Nov 2025276 AMAQI
11th Nov 2025207 AMAQI
11th Nov 2025238 AMAQI
11th Nov 2025229 AMAQI
11th Nov 20252310 AMAQI
11th Nov 20252311 AMAQI
11th Nov 20252812 PMAQI
11th Nov 2025341 PMAQI
11th Nov 2025422 PMAQI
11th Nov 2025463 PMAQI
11th Nov 2025544 PMAQI
11th Nov 2025545 PMAQI
11th Nov 2025556 PMAQI
11th Nov 2025497 PMAQI
11th Nov 2025488 PMAQI
11th Nov 2025519 PMAQI
11th Nov 20255610 PMAQI
11th Nov 20255611 PMAQI
12th Nov 20255912 AMAQI
12th Nov 2025711 AMAQI
12th Nov 2025712 AMAQI
12th Nov 2025703 AMAQI
12th Nov 2025684 AMAQI
12th Nov 2025685 AMAQI
24°C22/25°C
12th Nov 2025676 AMAQI
12th Nov 2025647 AMAQI
12th Nov 2025678 AMAQI
12th Nov 2025679 AMAQI
12th Nov 20256310 AMAQI
12th Nov 20256311 AMAQI
12th Nov 20256412 PMAQI
12th Nov 2025581 PMAQI
12th Nov 2025572 PMAQI
12th Nov 2025583 PMAQI
12th Nov 2025584 PMAQI
12th Nov 2025565 PMAQI
12th Nov 2025576 PMAQI
12th Nov 2025617 PMAQI
12th Nov 2025608 PMAQI
12th Nov 2025529 PMAQI
12th Nov 20255310 PMAQI
12th Nov 20255511 PMAQI
13th Nov 20255512 AMAQI
13th Nov 2025561 AMAQI
13th Nov 2025562 AMAQI
13th Nov 2025583 AMAQI
13th Nov 2025584 AMAQI
13th Nov 2025555 AMAQI
22°C20/25°C
13th Nov 2025466 AMAQI
13th Nov 2025357 AMAQI
13th Nov 2025348 AMAQI
13th Nov 2025349 AMAQI
13th Nov 20253710 AMAQI
13th Nov 20253611 AMAQI
13th Nov 20254212 PMAQI
13th Nov 2025491 PMAQI
13th Nov 2025532 PMAQI
13th Nov 2025473 PMAQI
13th Nov 2025454 PMAQI
13th Nov 2025435 PMAQI
13th Nov 2025536 PMAQI
13th Nov 2025547 PMAQI
13th Nov 2025548 PMAQI
13th Nov 2025539 PMAQI
13th Nov 20255310 PMAQI
13th Nov 20255311 PMAQI
14th Nov 20254712 AMAQI
14th Nov 2025251 AMAQI
14th Nov 2025222 AMAQI
14th Nov 2025223 AMAQI
14th Nov 2025244 AMAQI
14th Nov 2025265 AMAQI
21°C20/23°C
14th Nov 2025196 AMAQI
14th Nov 2025287 AMAQI
14th Nov 2025288 AMAQI
14th Nov 2025289 AMAQI
14th Nov 20254110 AMAQI
14th Nov 20254211 AMAQI
14th Nov 20253512 PMAQI
14th Nov 2025331 PMAQI
14th Nov 2025332 PMAQI
14th Nov 2025333 PMAQI
14th Nov 2025504 PMAQI
14th Nov 2025575 PMAQI
14th Nov 2025586 PMAQI
14th Nov 2025607 PMAQI
14th Nov 2025528 PMAQI
14th Nov 2025459 PMAQI
14th Nov 20254410 PMAQI
14th Nov 20254011 PMAQI
15th Nov 20255112 AMAQI
15th Nov 2025671 AMAQI
15th Nov 2025592 AMAQI
15th Nov 2025573 AMAQI
15th Nov 2025574 AMAQI
15th Nov 2025585 AMAQI
22°C20/24°C
15th Nov 2025566 AMAQI
15th Nov 2025577 AMAQI
15th Nov 2025578 AMAQI
15th Nov 2025619 AMAQI
15th Nov 20256410 AMAQI
15th Nov 20256411 AMAQI
15th Nov 20256412 PMAQI
15th Nov 2025701 PMAQI
15th Nov 2025682 PMAQI
15th Nov 2025663 PMAQI
15th Nov 2025684 PMAQI
15th Nov 2025685 PMAQI
15th Nov 2025696 PMAQI
15th Nov 2025697 PMAQI
15th Nov 2025698 PMAQI
15th Nov 2025679 PMAQI
15th Nov 20256510 PMAQI
15th Nov 20256411 PMAQI
16th Nov 20256312 AMAQI
16th Nov 2025581 AMAQI
16th Nov 2025572 AMAQI
16th Nov 2025573 AMAQI
16th Nov 2025604 AMAQI
16th Nov 2025635 AMAQI
23°C22/24°C
16th Nov 2025646 AMAQI
16th Nov 2025637 AMAQI
16th Nov 2025618 AMAQI
16th Nov 2025629 AMAQI
16th Nov 20256310 AMAQI
16th Nov 20256311 AMAQI
16th Nov 20256312 PMAQI
16th Nov 2025641 PMAQI
16th Nov 2025642 PMAQI
16th Nov 2025643 PMAQI
16th Nov 2025644 PMAQI
16th Nov 2025645 PMAQI
16th Nov 2025676 PMAQI
16th Nov 2025707 PMAQI
16th Nov 2025648 PMAQI
16th Nov 2025639 PMAQI
16th Nov 20256210 PMAQI
16th Nov 20256411 PMAQI
17th Nov 20256812 AMAQI
17th Nov 2025661 AMAQI
17th Nov 2025622 AMAQI
17th Nov 2025613 AMAQI
17th Nov 2025574 AMAQI
17th Nov 2025595 AMAQI
23°C22/24°C
17th Nov 2025606 AMAQI
17th Nov 2025607 AMAQI
17th Nov 2025578 AMAQI
17th Nov 2025639 AMAQI
17th Nov 20256710 AMAQI
17th Nov 20256911 AMAQI
17th Nov 20257312 PMAQI
17th Nov 2025741 PMAQI
17th Nov 2025672 PMAQI
17th Nov 2025673 PMAQI
17th Nov 2025664 PMAQI
17th Nov 2025735 PMAQI
17th Nov 2025786 PMAQI
17th Nov 2025757 PMAQI
17th Nov 2025678 PMAQI
17th Nov 2025669 PMAQI
17th Nov 20256710 PMAQI
17th Nov 20255811 PMAQI
18th Nov 20256012 AMAQI
18th Nov 2025621 AMAQI
18th Nov 2025622 AMAQI
18th Nov 2025643 AMAQI
18th Nov 2025684 AMAQI
18th Nov 2025705 AMAQI
23°C22/25°C
18th Nov 2025746 AMAQI
18th Nov 2025857 AMAQI
18th Nov 20251038 AMAQI
18th Nov 20251059 AMAQI
18th Nov 202510610 AMAQI
18th Nov 202510211 AMAQI
18th Nov 20259912 PMAQI
18th Nov 2025961 PMAQI
18th Nov 2025892 PMAQI
18th Nov 2025803 PMAQI
18th Nov 2025784 PMAQI
18th Nov 2025725 PMAQI
18th Nov 2025696 PMAQI
18th Nov 2025707 PMAQI
18th Nov 2025648 PMAQI
18th Nov 2025599 PMAQI
18th Nov 20255610 PMAQI
18th Nov 20255611 PMAQI
19th Nov 20255312 AMAQI
19th Nov 2025541 AMAQI
19th Nov 2025532 AMAQI
19th Nov 2025493 AMAQI
19th Nov 2025444 AMAQI
19th Nov 2025405 AMAQI
19°C14/20°C
19th Nov 2025386 AMAQI
19th Nov 2025317 AMAQI
19th Nov 2025298 AMAQI
19th Nov 2025319 AMAQI
19th Nov 20253510 AMAQI
19th Nov 20254011 AMAQI
19th Nov 20254012 PMAQI
19th Nov 2025491 PMAQI
19th Nov 2025512 PMAQI
19th Nov 2025523 PMAQI
19th Nov 2025544 PMAQI
19th Nov 2025545 PMAQI
19th Nov 2025526 PMAQI
19th Nov 2025437 PMAQI
19th Nov 2025408 PMAQI
19th Nov 2025449 PMAQI
19th Nov 20254410 PMAQI
19th Nov 20254311 PMAQI
20th Nov 20254412 AMAQI
20th Nov 2025451 AMAQI
20th Nov 2025492 AMAQI
20th Nov 2025483 AMAQI
20th Nov 2025444 AMAQI
20th Nov 2025445 AMAQI
17°C14/19°C
20th Nov 2025456 AMAQI
20th Nov 2025497 AMAQI
20th Nov 2025488 AMAQI
20th Nov 2025459 AMAQI
20th Nov 20254510 AMAQI
20th Nov 20255011 AMAQI
20th Nov 20255312 PMAQI
20th Nov 2025541 PMAQI
20th Nov 2025542 PMAQI
20th Nov 2025603 PMAQI
20th Nov 2025574 PMAQI
20th Nov 2025565 PMAQI
20th Nov 2025556 PMAQI
20th Nov 2025557 PMAQI
20th Nov 2025618 PMAQI
20th Nov 2025629 PMAQI
20th Nov 20255810 PMAQI
20th Nov 20255711 PMAQI
21st Nov 20255712 AMAQI
21st Nov 2025571 AMAQI
21st Nov 2025572 AMAQI
21st Nov 2025573 AMAQI
21st Nov 2025574 AMAQI
21st Nov 2025565 AMAQI
17°C16/18°C
21st Nov 2025566 AMAQI
21st Nov 2025547 AMAQI
21st Nov 2025558 AMAQI
21st Nov 2025559 AMAQI
21st Nov 20255610 AMAQI
21st Nov 20255611 AMAQI
21st Nov 20255512 PMAQI
21st Nov 2025551 PMAQI
21st Nov 2025542 PMAQI
21st Nov 2025543 PMAQI
21st Nov 2025544 PMAQI
21st Nov 2025575 PMAQI
21st Nov 2025636 PMAQI
21st Nov 2025627 PMAQI
21st Nov 2025638 PMAQI
21st Nov 2025669 PMAQI
21st Nov 20256510 PMAQI
21st Nov 20256111 PMAQI
22nd Nov 20256212 AMAQI
22nd Nov 2025621 AMAQI
22nd Nov 2025642 AMAQI
22nd Nov 2025673 AMAQI
22nd Nov 2025664 AMAQI
22nd Nov 2025655 AMAQI
19°C17/21°C
22nd Nov 2025656 AMAQI
22nd Nov 2025657 AMAQI
22nd Nov 2025618 AMAQI
22nd Nov 2025619 AMAQI
22nd Nov 20256010 AMAQI
22nd Nov 20256511 AMAQI
22nd Nov 20256412 PMAQI
22nd Nov 2025651 PMAQI
22nd Nov 2025662 PMAQI
22nd Nov 2025623 PMAQI
22nd Nov 2025614 PMAQI
22nd Nov 2025625 PMAQI
22nd Nov 2025646 PMAQI
22nd Nov 2025657 PMAQI
22nd Nov 2025668 PMAQI
22nd Nov 2025699 PMAQI
22nd Nov 20257410 PMAQI
22nd Nov 20257711 PMAQI
23rd Nov 20257712 AMAQI
23rd Nov 2025811 AMAQI
23rd Nov 2025752 AMAQI
23rd Nov 2025743 AMAQI
23rd Nov 2025754 AMAQI
23rd Nov 2025765 AMAQI
--°C/°C
23rd Nov 2025786 AMAQI
6 AM11 AM
5 PM
11 PM
5 AM
--°C/°C
Day time
Avg. Highest Time
5 PM
64AQI
1 hours / Day
30 hours / Month
Avg. Lowest Time
6 AM - 7 AM
56AQI
2 hours / Day
60 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 5 PM to 5 PM (Avg. 64), while the lowest AQI was between 6 AM to 7 AM (Avg. 56).
Night time
Avg. Highest Time
6 PM - 7 PM
64AQI
2 hours / Day
60 hours / Month
Avg. Lowest Time
3 AM - 5 AM
58AQI
3 hours / Day
90 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 6 PM to 7 PM (Avg. 64), while the lowest AQI was between 3 AM to 5 AM (Avg. 58).
2025 Days Vs Air Quality
Sai Wan Ho, Hong Kong Island, Hong Kong, China
2025
41%
134
56%
182
3%
10
Total number of days with different AQI categories in last 326 days in 2025 (39 days remaining)
Good
134 DaysModerate
182 DaysPoor
10 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 41%
Health Risk Level:
Significant
In 2025, 41% of 326 days were within WHO’s safe air quality limits, and 59% exceeded them. The risk of health issues is Significant, especially for those with existing respiratory or heart conditions.
Annual Air Quality Insights
Sai Wan Ho, Hong Kong Island, Hong Kong, 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
105AQI
105AQI
2nd January 2025
130AQI
130AQI
3rd January 2025
98AQI
98AQI
4th January 2025
100AQI
100AQI
5th January 2025
94AQI
94AQI
6th January 2025
96AQI
96AQI
7th January 2025
88AQI
88AQI
8th January 2025
96AQI
96AQI
9th January 2025
101AQI
101AQI
10th January 2025
79AQI
79AQI
11th January 2025
89AQI
89AQI
12th January 2025
66AQI
66AQI
13th January 2025
72AQI
72AQI
14th January 2025
67AQI
67AQI
15th January 2025
78AQI
78AQI
16th January 2025
101AQI
101AQI
17th January 2025
84AQI
84AQI
18th January 2025
91AQI
91AQI
19th January 2025
83AQI
83AQI
20th January 2025
84AQI
84AQI
21st January 2025
83AQI
83AQI
22nd January 2025
84AQI
84AQI
23rd January 2025
77AQI
77AQI
24th January 2025
68AQI
68AQI
25th January 2025
61AQI
61AQI
26th January 2025
49AQI
49AQI
27th January 2025
56AQI
56AQI
28th January 2025
57AQI
57AQI
29th January 2025
87AQI
87AQI
30th January 2025
62AQI
62AQI
31st January 2025
64AQI
64AQI
1st February 2025
48AQI
48AQI
2nd February 2025
56AQI
56AQI
3rd February 2025
38AQI
38AQI
4th February 2025
46AQI
46AQI
5th February 2025
72AQI
72AQI
6th February 2025
62AQI
62AQI
7th February 2025
59AQI
59AQI
8th February 2025
62AQI
62AQI
9th February 2025
56AQI
56AQI
10th February 2025
58AQI
58AQI
11th February 2025
59AQI
59AQI
12th February 2025
53AQI
53AQI
13th February 2025
79AQI
79AQI
14th February 2025
79AQI
79AQI
15th February 2025
78AQI
78AQI
16th February 2025
108AQI
108AQI
17th February 2025
85AQI
85AQI
18th February 2025
118AQI
118AQI
19th February 2025
71AQI
71AQI
20th February 2025
81AQI
81AQI
21st February 2025
76AQI
76AQI
22nd February 2025
68AQI
68AQI
23rd February 2025
50AQI
50AQI
24th February 2025
56AQI
56AQI
25th February 2025
76AQI
76AQI
26th February 2025
85AQI
85AQI
27th February 2025
74AQI
74AQI
28th February 2025
68AQI
68AQI
1st March 2025
71AQI
71AQI
2nd March 2025
64AQI
64AQI
3rd March 2025
57AQI
57AQI
4th March 2025
56AQI
56AQI
5th March 2025
47AQI
47AQI
6th March 2025
41AQI
41AQI
7th March 2025
50AQI
50AQI
8th March 2025
55AQI
55AQI
9th March 2025
62AQI
62AQI
10th March 2025
67AQI
67AQI
11th March 2025
66AQI
66AQI
12th March 2025
58AQI
58AQI
13th March 2025
64AQI
64AQI
14th March 2025
62AQI
62AQI
15th March 2025
52AQI
52AQI
16th March 2025
41AQI
41AQI
17th March 2025
71AQI
71AQI
18th March 2025
63AQI
63AQI
19th March 2025
72AQI
72AQI
20th March 2025
74AQI
74AQI
21st March 2025
76AQI
76AQI
22nd March 2025
70AQI
70AQI
23rd March 2025
74AQI
74AQI
24th March 2025
76AQI
76AQI
25th March 2025
72AQI
72AQI
26th March 2025
59AQI
59AQI
27th March 2025
60AQI
60AQI
28th March 2025
64AQI
64AQI
29th March 2025
45AQI
45AQI
30th March 2025
39AQI
39AQI
31st March 2025
38AQI
38AQI
1st April 2025
49AQI
49AQI
2nd April 2025
50AQI
50AQI
3rd April 2025
58AQI
58AQI
4th April 2025
61AQI
61AQI
5th April 2025
57AQI
57AQI
6th April 2025
69AQI
69AQI
7th April 2025
73AQI
73AQI
8th April 2025
79AQI
79AQI
9th April 2025
67AQI
67AQI
10th April 2025
67AQI
67AQI
11th April 2025
61AQI
61AQI
12th April 2025
58AQI
58AQI
13th April 2025
123AQI
123AQI
14th April 2025
130AQI
130AQI
15th April 2025
129AQI
129AQI
16th April 2025
103AQI
103AQI
17th April 2025
88AQI
88AQI
18th April 2025
75AQI
75AQI
19th April 2025
63AQI
63AQI
20th April 2025
59AQI
59AQI
21st April 2025
57AQI
57AQI
22nd April 2025
58AQI
58AQI
23rd April 2025
54AQI
54AQI
24th April 2025
49AQI
49AQI
25th April 2025
52AQI
52AQI
26th April 2025
51AQI
51AQI
27th April 2025
62AQI
62AQI
28th April 2025
68AQI
68AQI
29th April 2025
64AQI
64AQI
30th April 2025
71AQI
71AQI
1st May 2025
65AQI
65AQI
2nd May 2025
75AQI
75AQI
3rd May 2025
82AQI
82AQI
4th May 2025
65AQI
65AQI
5th May 2025
61AQI
61AQI
6th May 2025
54AQI
54AQI
7th May 2025
55AQI
55AQI
8th May 2025
62AQI
62AQI
9th May 2025
49AQI
49AQI
10th May 2025
58AQI
58AQI
11th May 2025
56AQI
56AQI
12th May 2025
60AQI
60AQI
13th May 2025
64AQI
64AQI
14th May 2025
59AQI
59AQI
15th May 2025
51AQI
51AQI
16th May 2025
42AQI
42AQI
17th May 2025
36AQI
36AQI
18th May 2025
40AQI
40AQI
19th May 2025
43AQI
43AQI
20th May 2025
35AQI
35AQI
21st May 2025
45AQI
45AQI
22nd May 2025
41AQI
41AQI
23rd May 2025
43AQI
43AQI
24th May 2025
49AQI
49AQI
25th May 2025
68AQI
68AQI
26th May 2025
65AQI
65AQI
27th May 2025
71AQI
71AQI
28th May 2025
60AQI
60AQI
29th May 2025
58AQI
58AQI
30th May 2025
47AQI
47AQI
31st May 2025
62AQI
62AQI
1st June 2025
62AQI
62AQI
2nd June 2025
54AQI
54AQI
3rd June 2025
57AQI
57AQI
4th June 2025
43AQI
43AQI
5th June 2025
56AQI
56AQI
6th June 2025
52AQI
52AQI
7th June 2025
46AQI
46AQI
8th June 2025
41AQI
41AQI
9th June 2025
43AQI
43AQI
10th June 2025
37AQI
37AQI
11th June 2025
33AQI
33AQI
12th June 2025
34AQI
34AQI
13th June 2025
34AQI
34AQI
14th June 2025
44AQI
44AQI
15th June 2025
43AQI
43AQI
16th June 2025
42AQI
42AQI
17th June 2025
40AQI
40AQI
18th June 2025
36AQI
36AQI
19th June 2025
34AQI
34AQI
20th June 2025
30AQI
30AQI
21st June 2025
28AQI
28AQI
22nd June 2025
24AQI
24AQI
23rd June 2025
25AQI
25AQI
24th June 2025
25AQI
25AQI
25th June 2025
27AQI
27AQI
26th June 2025
26AQI
26AQI
27th June 2025
27AQI
27AQI
28th June 2025
28AQI
28AQI
29th June 2025
28AQI
28AQI
30th June 2025
27AQI
27AQI
1st July 2025
28AQI
28AQI
2nd July 2025
29AQI
29AQI
3rd July 2025
35AQI
35AQI
4th July 2025
45AQI
45AQI
5th July 2025
42AQI
42AQI
6th July 2025
45AQI
45AQI
7th July 2025
52AQI
52AQI
8th July 2025
40AQI
40AQI
9th July 2025
44AQI
44AQI
10th July 2025
45AQI
45AQI
11th July 2025
48AQI
48AQI
12th July 2025
47AQI
47AQI
13th July 2025
51AQI
51AQI
14th July 2025
49AQI
49AQI
15th July 2025
49AQI
49AQI
16th July 2025
48AQI
48AQI
17th July 2025
53AQI
53AQI
18th July 2025
53AQI
53AQI
19th July 2025
59AQI
59AQI
20th July 2025
39AQI
39AQI
21st July 2025
44AQI
44AQI
22nd July 2025
45AQI
45AQI
23rd July 2025
40AQI
40AQI
24th July 2025
50AQI
50AQI
25th July 2025
61AQI
61AQI
26th July 2025
63AQI
63AQI
27th July 2025
54AQI
54AQI
28th July 2025
59AQI
59AQI
29th July 2025
52AQI
52AQI
30th July 2025
61AQI
61AQI
31st July 2025
51AQI
51AQI
1st August 2025
54AQI
54AQI
2nd August 2025
52AQI
52AQI
3rd August 2025
54AQI
54AQI
4th August 2025
54AQI
54AQI
5th August 2025
48AQI
48AQI
6th August 2025
45AQI
45AQI
7th August 2025
50AQI
50AQI
8th August 2025
56AQI
56AQI
9th August 2025
53AQI
53AQI
10th August 2025
40AQI
40AQI
11th August 2025
45AQI
45AQI
12th August 2025
48AQI
48AQI
13th August 2025
51AQI
51AQI
14th August 2025
43AQI
43AQI
15th August 2025
38AQI
38AQI
16th August 2025
40AQI
40AQI
17th August 2025
37AQI
37AQI
18th August 2025
34AQI
34AQI
19th August 2025
38AQI
38AQI
20th August 2025
38AQI
38AQI
21st August 2025
39AQI
39AQI
22nd August 2025
41AQI
41AQI
23rd August 2025
45AQI
45AQI
24th August 2025
41AQI
41AQI
25th August 2025
39AQI
39AQI
26th August 2025
43AQI
43AQI
27th August 2025
44AQI
44AQI
28th August 2025
50AQI
50AQI
29th August 2025
47AQI
47AQI
30th August 2025
45AQI
45AQI
31st August 2025
42AQI
42AQI
1st September 2025
41AQI
41AQI
2nd September 2025
39AQI
39AQI
3rd September 2025
42AQI
42AQI
4th September 2025
32AQI
32AQI
5th September 2025
33AQI
33AQI
6th September 2025
45AQI
45AQI
7th September 2025
42AQI
42AQI
8th September 2025
34AQI
34AQI
9th September 2025
37AQI
37AQI
10th September 2025
36AQI
36AQI
11th September 2025
37AQI
37AQI
12th September 2025
38AQI
38AQI
13th September 2025
38AQI
38AQI
14th September 2025
35AQI
35AQI
15th September 2025
34AQI
34AQI
16th September 2025
38AQI
38AQI
17th September 2025
41AQI
41AQI
18th September 2025
39AQI
39AQI
19th September 2025
33AQI
33AQI
20th September 2025
41AQI
41AQI
21st September 2025
32AQI
32AQI
22nd September 2025
45AQI
45AQI
23rd September 2025
47AQI
47AQI
24th September 2025
39AQI
39AQI
25th September 2025
34AQI
34AQI
26th September 2025
35AQI
35AQI
27th September 2025
30AQI
30AQI
28th September 2025
34AQI
34AQI
29th September 2025
37AQI
37AQI
30th September 2025
52AQI
52AQI
1st October 2025
49AQI
49AQI
2nd October 2025
40AQI
40AQI
3rd October 2025
52AQI
52AQI
4th October 2025
63AQI
63AQI
5th October 2025
54AQI
54AQI
6th October 2025
51AQI
51AQI
7th October 2025
51AQI
51AQI
8th October 2025
59AQI
59AQI
9th October 2025
65AQI
65AQI
10th October 2025
61AQI
61AQI
11th October 2025
54AQI
54AQI
12th October 2025
52AQI
52AQI
13th October 2025
59AQI
59AQI
14th October 2025
57AQI
57AQI
15th October 2025
54AQI
54AQI
16th October 2025
61AQI
61AQI
17th October 2025
66AQI
66AQI
18th October 2025
70AQI
70AQI
19th October 2025
66AQI
66AQI
20th October 2025
60AQI
60AQI
21st October 2025
54AQI
54AQI
22nd October 2025
27AQI
27AQI
23rd October 2025
44AQI
44AQI
24th October 2025
60AQI
60AQI
25th October 2025
64AQI
64AQI
26th October 2025
69AQI
69AQI
27th October 2025
88AQI
88AQI
28th October 2025
89AQI
89AQI
29th October 2025
53AQI
53AQI
30th October 2025
59AQI
59AQI
31st October 2025
68AQI
68AQI
1st November 2025
65AQI
65AQI
2nd November 2025
74AQI
74AQI
3rd November 2025
82AQI
82AQI
4th November 2025
64AQI
64AQI
5th November 2025
26AQI
26AQI
6th November 2025
54AQI
54AQI
7th November 2025
53AQI
53AQI
8th November 2025
58AQI
58AQI
9th November 2025
62AQI
62AQI
10th November 2025
45AQI
45AQI
11th November 2025
42AQI
42AQI
12th November 2025
61AQI
61AQI
13th November 2025
50AQI
50AQI
14th November 2025
40AQI
40AQI
15th November 2025
60AQI
60AQI
16th November 2025
64AQI
64AQI
17th November 2025
66AQI
66AQI
18th November 2025
72AQI
72AQI
19th November 2025
45AQI
45AQI
20th November 2025
50AQI
50AQI
21st November 2025
58AQI
58AQI
22nd November 2025
63AQI
63AQI
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
82AQI
69AQI
60AQI
70AQI
56AQI
38AQI
48AQI
45AQI
38AQI
59AQI
57AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202556AQI
1
26
4
4
22
2
7
24
3
23
4
11
20
25
5
19
12
24
7
29
1
4
27
7
15
134
182
10
Highest AQI recorded in
January82AQI
Lowest AQI recorded in
June38AQI
202455AQI
4
23
4
7
22
5
23
3
15
15
17
14
28
1
29
2
24
7
24
6
5
26
8
22
24
7
166
185
14
Highest AQI recorded in
December87AQI
Lowest AQI recorded in
July30AQI
202351AQI
4
27
7
20
1
6
24
1
8
22
14
17
27
3
28
3
31
27
3
13
18
9
20
4
27
178
184
2
Highest AQI recorded in
December67AQI
Lowest AQI recorded in
July29AQI
202251AQI
8
20
3
12
9
13
18
12
5
22
9
30
21
1
4
21
3
12
19
16
14
13
16
2
163
132
8
Highest AQI recorded in
August92AQI
Lowest AQI recorded in
June25AQI
202151AQI
26
5
5
23
7
24
11
19
27
4
27
3
26
5
28
3
22
8
18
13
6
24
7
22
2
184
174
7
Highest AQI recorded in
January79AQI
Lowest AQI recorded in
August32AQI
202046AQI
4
9
11
10
15
3
30
31
26
5
20
9
1
3
28
6
24
1
29
1
147
117
2
Highest AQI recorded in
December74AQI
Lowest AQI recorded in
July19AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2025(Avg.)
56AQILeast Polluted Year Recorded
2020(Avg.)
46AQISai Wan Ho's annual 2025 AQI (56) shows an average percentage change of 11.9% (worsened AQI) compared to previous years: 2020 (46), 2021 (51), 2022 (51), 2023 (51), 2024 (55).
