Hanoi, Ha Noi, Vietnam 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
Hanoi, Ha Noi, Vietnam
2021
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
17th Nov 2025
162AQILowest AQI recorded on
8th Nov 2021
31AQISame Day Analysis (20th November ):
On this day, AQI across the 5 years varied significantly: 2025 ranks the most lowest AQI at 78 of Moderate air quality, showing improvement over 2024, 2023, 2022 and 2021 on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 21st Nov - 22nd Nov 2025
Hanoi, Ha Noi, Vietnam
AQI
Day
Night
.
6 AM21st Nov 2025
5 PM
5 AM22nd Nov 2025
Day time
Avg. Highest Time
12AMNaNth undefined
AQI
Avg. Lowest Time
12AMNaNth undefined
AQI
Night time
Avg. Highest Time
2AM22nd Nov
158AQI
Avg. Lowest Time
4PM21st Nov
61AQI
In the last 24 hours,
Hanoi's AQI reached its highest point of 158 at 2 AM during the Night, while the lowest point, 61, was recorded at 4 PM during the Night between 21st Nov and 22nd Nov 2025.
Day & Night AQI Trend : Oct - Nov 2025
Hanoi, Ha Noi, Vietnam
OctNov
23rd - 24th24th - 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
Day
Night
23rd Oct 2025666 AMAQI
23rd Oct 2025647 AMAQI
23rd Oct 2025748 AMAQI
23rd Oct 2025619 AMAQI
23rd Oct 20256610 AMAQI
23rd Oct 20256411 AMAQI
23rd Oct 20256012 PMAQI
23rd Oct 2025601 PMAQI
23rd Oct 2025622 PMAQI
23rd Oct 2025633 PMAQI
23rd Oct 2025644 PMAQI
23rd Oct 2025645 PMAQI
23rd Oct 2025666 PMAQI
23rd Oct 2025687 PMAQI
23rd Oct 2025718 PMAQI
23rd Oct 2025739 PMAQI
23rd Oct 20257910 PMAQI
23rd Oct 20258011 PMAQI
24th Oct 20257712 AMAQI
24th Oct 2025741 AMAQI
24th Oct 2025742 AMAQI
24th Oct 2025753 AMAQI
24th Oct 2025814 AMAQI
24th Oct 2025755 AMAQI
19°C17/20°C
24th Oct 2025826 AMAQI
24th Oct 2025947 AMAQI
24th Oct 2025998 AMAQI
24th Oct 20251019 AMAQI
24th Oct 20258310 AMAQI
24th Oct 20257511 AMAQI
24th Oct 20256912 PMAQI
24th Oct 2025681 PMAQI
24th Oct 2025652 PMAQI
24th Oct 2025663 PMAQI
24th Oct 2025664 PMAQI
24th Oct 2025695 PMAQI
24th Oct 2025756 PMAQI
24th Oct 2025747 PMAQI
24th Oct 2025748 PMAQI
24th Oct 2025789 PMAQI
24th Oct 20257610 PMAQI
24th Oct 20258911 PMAQI
25th Oct 202510712 AMAQI
25th Oct 20251121 AMAQI
25th Oct 20251072 AMAQI
25th Oct 20251013 AMAQI
25th Oct 2025904 AMAQI
25th Oct 2025935 AMAQI
20°C18/22°C
25th Oct 2025966 AMAQI
25th Oct 2025907 AMAQI
25th Oct 2025918 AMAQI
25th Oct 2025879 AMAQI
25th Oct 20258810 AMAQI
25th Oct 20259511 AMAQI
25th Oct 20259612 PMAQI
25th Oct 2025941 PMAQI
25th Oct 2025952 PMAQI
25th Oct 2025933 PMAQI
25th Oct 2025944 PMAQI
25th Oct 20251005 PMAQI
25th Oct 20251076 PMAQI
25th Oct 20251117 PMAQI
25th Oct 2025998 PMAQI
25th Oct 20251189 PMAQI
25th Oct 202512710 PMAQI
25th Oct 202513311 PMAQI
26th Oct 202513512 AMAQI
26th Oct 20251371 AMAQI
26th Oct 20251322 AMAQI
26th Oct 20251283 AMAQI
26th Oct 20251234 AMAQI
26th Oct 20251195 AMAQI
22°C18/27°C
26th Oct 20251206 AMAQI
26th Oct 20251267 AMAQI
26th Oct 20251178 AMAQI
26th Oct 20251109 AMAQI
26th Oct 202510510 AMAQI
26th Oct 20258811 AMAQI
26th Oct 20258412 PMAQI
26th Oct 2025801 PMAQI
26th Oct 2025762 PMAQI
26th Oct 2025753 PMAQI
26th Oct 2025744 PMAQI
26th Oct 2025755 PMAQI
26th Oct 2025776 PMAQI
26th Oct 2025867 PMAQI
26th Oct 20251008 PMAQI
26th Oct 20251169 PMAQI
26th Oct 202511810 PMAQI
26th Oct 20259811 PMAQI
27th Oct 20259012 AMAQI
27th Oct 2025791 AMAQI
27th Oct 2025722 AMAQI
27th Oct 2025653 AMAQI
27th Oct 2025654 AMAQI
27th Oct 2025695 AMAQI
24°C22/28°C
27th Oct 2025686 AMAQI
27th Oct 2025697 AMAQI
27th Oct 2025688 AMAQI
27th Oct 2025679 AMAQI
27th Oct 20256610 AMAQI
27th Oct 20256511 AMAQI
27th Oct 20256412 PMAQI
27th Oct 2025641 PMAQI
27th Oct 2025622 PMAQI
27th Oct 2025613 PMAQI
27th Oct 2025614 PMAQI
27th Oct 2025625 PMAQI
27th Oct 2025636 PMAQI
27th Oct 2025677 PMAQI
27th Oct 2025768 PMAQI
27th Oct 2025889 PMAQI
27th Oct 20259410 PMAQI
27th Oct 202510111 PMAQI
28th Oct 202510712 AMAQI
28th Oct 20251201 AMAQI
28th Oct 20251372 AMAQI
28th Oct 20251353 AMAQI
28th Oct 20251404 AMAQI
28th Oct 20251165 AMAQI
24°C22/27°C
28th Oct 20251016 AMAQI
28th Oct 2025987 AMAQI
28th Oct 2025928 AMAQI
28th Oct 2025909 AMAQI
28th Oct 20258610 AMAQI
28th Oct 20258011 AMAQI
28th Oct 20257912 PMAQI
28th Oct 2025751 PMAQI
28th Oct 2025712 PMAQI
28th Oct 2025683 PMAQI
28th Oct 2025684 PMAQI
28th Oct 2025705 PMAQI
28th Oct 2025726 PMAQI
28th Oct 2025777 PMAQI
28th Oct 2025808 PMAQI
28th Oct 2025859 PMAQI
28th Oct 20259810 PMAQI
28th Oct 202512911 PMAQI
29th Oct 202514612 AMAQI
29th Oct 20251401 AMAQI
29th Oct 20251332 AMAQI
29th Oct 20251313 AMAQI
29th Oct 20251394 AMAQI
29th Oct 20251485 AMAQI
24°C22/28°C
29th Oct 20251456 AMAQI
29th Oct 20251417 AMAQI
29th Oct 20251318 AMAQI
29th Oct 20251309 AMAQI
29th Oct 202512110 AMAQI
29th Oct 202511211 AMAQI
29th Oct 202510112 PMAQI
29th Oct 2025931 PMAQI
29th Oct 2025872 PMAQI
29th Oct 2025833 PMAQI
29th Oct 2025854 PMAQI
29th Oct 2025965 PMAQI
29th Oct 20251086 PMAQI
29th Oct 20251267 PMAQI
29th Oct 20251238 PMAQI
29th Oct 20251239 PMAQI
29th Oct 202513610 PMAQI
29th Oct 202516111 PMAQI
30th Oct 202515812 AMAQI
30th Oct 20251531 AMAQI
30th Oct 20251412 AMAQI
30th Oct 20251373 AMAQI
30th Oct 20251384 AMAQI
30th Oct 20251345 AMAQI
24°C22/28°C
30th Oct 20251406 AMAQI
30th Oct 20251427 AMAQI
30th Oct 20251198 AMAQI
30th Oct 20251069 AMAQI
30th Oct 202510610 AMAQI
30th Oct 20259611 AMAQI
30th Oct 20259012 PMAQI
30th Oct 2025931 PMAQI
30th Oct 2025822 PMAQI
30th Oct 2025783 PMAQI
30th Oct 2025764 PMAQI
30th Oct 2025785 PMAQI
30th Oct 2025726 PMAQI
30th Oct 2025797 PMAQI
30th Oct 2025778 PMAQI
30th Oct 2025829 PMAQI
30th Oct 20257210 PMAQI
30th Oct 20256911 PMAQI
31st Oct 20256312 AMAQI
31st Oct 2025691 AMAQI
31st Oct 2025682 AMAQI
31st Oct 2025583 AMAQI
31st Oct 2025594 AMAQI
31st Oct 2025605 AMAQI
22°C22/22°C
31st Oct 2025636 AMAQI
31st Oct 2025697 AMAQI
31st Oct 2025628 AMAQI
31st Oct 2025649 AMAQI
31st Oct 20255910 AMAQI
31st Oct 20255511 AMAQI
31st Oct 20254712 PMAQI
31st Oct 2025411 PMAQI
31st Oct 2025472 PMAQI
31st Oct 2025383 PMAQI
31st Oct 2025464 PMAQI
31st Oct 2025485 PMAQI
31st Oct 2025496 PMAQI
31st Oct 2025507 PMAQI
31st Oct 2025538 PMAQI
31st Oct 2025559 PMAQI
31st Oct 20255210 PMAQI
31st Oct 20255211 PMAQI
1st Nov 20254812 AMAQI
1st Nov 2025421 AMAQI
1st Nov 2025372 AMAQI
1st Nov 2025323 AMAQI
1st Nov 2025284 AMAQI
1st Nov 2025265 AMAQI
21°C20/21°C
1st Nov 2025276 AMAQI
1st Nov 2025257 AMAQI
1st Nov 2025248 AMAQI
1st Nov 2025369 AMAQI
1st Nov 20254410 AMAQI
1st Nov 20254611 AMAQI
1st Nov 20254312 PMAQI
1st Nov 2025451 PMAQI
1st Nov 2025532 PMAQI
1st Nov 2025543 PMAQI
1st Nov 2025534 PMAQI
1st Nov 2025505 PMAQI
1st Nov 2025476 PMAQI
1st Nov 2025477 PMAQI
1st Nov 2025508 PMAQI
1st Nov 2025549 PMAQI
1st Nov 20256310 PMAQI
1st Nov 20259111 PMAQI
2nd Nov 20256512 AMAQI
2nd Nov 2025651 AMAQI
2nd Nov 2025632 AMAQI
2nd Nov 2025563 AMAQI
2nd Nov 2025514 AMAQI
2nd Nov 2025555 AMAQI
20°C19/20°C
2nd Nov 2025646 AMAQI
2nd Nov 2025697 AMAQI
2nd Nov 2025638 AMAQI
2nd Nov 2025599 AMAQI
2nd Nov 20255310 AMAQI
2nd Nov 20255311 AMAQI
2nd Nov 20255712 PMAQI
2nd Nov 2025591 PMAQI
2nd Nov 2025582 PMAQI
2nd Nov 2025643 PMAQI
2nd Nov 2025784 PMAQI
2nd Nov 2025605 PMAQI
2nd Nov 2025646 PMAQI
2nd Nov 2025697 PMAQI
2nd Nov 2025708 PMAQI
2nd Nov 2025699 PMAQI
2nd Nov 20257010 PMAQI
2nd Nov 20256211 PMAQI
3rd Nov 20255612 AMAQI
3rd Nov 2025551 AMAQI
3rd Nov 2025542 AMAQI
3rd Nov 2025493 AMAQI
3rd Nov 2025434 AMAQI
3rd Nov 2025385 AMAQI
19°C19/20°C
3rd Nov 2025396 AMAQI
3rd Nov 2025377 AMAQI
3rd Nov 2025398 AMAQI
3rd Nov 2025439 AMAQI
3rd Nov 20254810 AMAQI
3rd Nov 20254911 AMAQI
3rd Nov 20254812 PMAQI
3rd Nov 2025461 PMAQI
3rd Nov 2025452 PMAQI
3rd Nov 2025403 PMAQI
3rd Nov 2025484 PMAQI
3rd Nov 2025645 PMAQI
3rd Nov 2025406 PMAQI
3rd Nov 2025437 PMAQI
3rd Nov 2025498 PMAQI
3rd Nov 2025489 PMAQI
3rd Nov 20254910 PMAQI
3rd Nov 20254311 PMAQI
4th Nov 20254112 AMAQI
4th Nov 2025361 AMAQI
4th Nov 2025352 AMAQI
4th Nov 2025363 AMAQI
4th Nov 2025374 AMAQI
4th Nov 2025425 AMAQI
18°C17/19°C
4th Nov 2025426 AMAQI
4th Nov 2025387 AMAQI
4th Nov 2025448 AMAQI
4th Nov 2025509 AMAQI
4th Nov 20255210 AMAQI
4th Nov 20254911 AMAQI
4th Nov 20254712 PMAQI
4th Nov 2025501 PMAQI
4th Nov 2025502 PMAQI
4th Nov 2025483 PMAQI
4th Nov 2025434 PMAQI
4th Nov 2025455 PMAQI
4th Nov 2025526 PMAQI
4th Nov 2025587 PMAQI
4th Nov 2025608 PMAQI
4th Nov 2025639 PMAQI
4th Nov 20256910 PMAQI
4th Nov 20256811 PMAQI
5th Nov 20256612 AMAQI
5th Nov 2025611 AMAQI
5th Nov 2025572 AMAQI
5th Nov 2025543 AMAQI
5th Nov 2025524 AMAQI
5th Nov 2025515 AMAQI
18°C17/18°C
5th Nov 2025526 AMAQI
5th Nov 2025507 AMAQI
5th Nov 2025508 AMAQI
5th Nov 2025529 AMAQI
5th Nov 20255810 AMAQI
5th Nov 20255911 AMAQI
5th Nov 20256112 PMAQI
5th Nov 2025631 PMAQI
5th Nov 2025642 PMAQI
5th Nov 2025673 PMAQI
5th Nov 2025664 PMAQI
5th Nov 2025705 PMAQI
5th Nov 2025726 PMAQI
5th Nov 2025777 PMAQI
5th Nov 2025838 PMAQI
5th Nov 2025979 PMAQI
5th Nov 20259910 PMAQI
5th Nov 20259111 PMAQI
6th Nov 20259012 AMAQI
6th Nov 2025931 AMAQI
6th Nov 20251042 AMAQI
6th Nov 2025983 AMAQI
6th Nov 2025984 AMAQI
6th Nov 20251015 AMAQI
20°C18/23°C
6th Nov 2025896 AMAQI
6th Nov 2025777 AMAQI
6th Nov 2025808 AMAQI
6th Nov 2025909 AMAQI
6th Nov 20259810 AMAQI
6th Nov 20258411 AMAQI
6th Nov 20259712 PMAQI
6th Nov 20251051 PMAQI
6th Nov 20251042 PMAQI
6th Nov 2025993 PMAQI
6th Nov 20251004 PMAQI
6th Nov 2025965 PMAQI
6th Nov 2025926 PMAQI
6th Nov 20251017 PMAQI
6th Nov 20251208 PMAQI
6th Nov 20251379 PMAQI
6th Nov 202515110 PMAQI
6th Nov 202515111 PMAQI
7th Nov 202514812 AMAQI
7th Nov 20251451 AMAQI
7th Nov 20251432 AMAQI
7th Nov 20251423 AMAQI
7th Nov 20251474 AMAQI
7th Nov 20251515 AMAQI
22°C20/24°C
7th Nov 20251506 AMAQI
7th Nov 20251517 AMAQI
7th Nov 20251528 AMAQI
7th Nov 20251479 AMAQI
7th Nov 202514510 AMAQI
7th Nov 202513311 AMAQI
7th Nov 202510812 PMAQI
7th Nov 2025931 PMAQI
7th Nov 2025842 PMAQI
7th Nov 2025773 PMAQI
7th Nov 2025894 PMAQI
7th Nov 2025975 PMAQI
7th Nov 20251196 PMAQI
7th Nov 20251297 PMAQI
7th Nov 20251318 PMAQI
7th Nov 20251189 PMAQI
7th Nov 202510310 PMAQI
7th Nov 20259011 PMAQI
8th Nov 20259112 AMAQI
8th Nov 2025931 AMAQI
8th Nov 2025872 AMAQI
8th Nov 2025773 AMAQI
8th Nov 2025714 AMAQI
8th Nov 2025655 AMAQI
23°C23/23°C
8th Nov 2025686 AMAQI
8th Nov 2025697 AMAQI
8th Nov 2025678 AMAQI
8th Nov 2025719 AMAQI
8th Nov 20257710 AMAQI
8th Nov 20257811 AMAQI
8th Nov 20258312 PMAQI
8th Nov 2025791 PMAQI
8th Nov 2025712 PMAQI
8th Nov 2025623 PMAQI
8th Nov 2025604 PMAQI
8th Nov 2025585 PMAQI
8th Nov 2025566 PMAQI
8th Nov 2025597 PMAQI
8th Nov 2025638 PMAQI
8th Nov 2025739 PMAQI
8th Nov 20258210 PMAQI
8th Nov 20258911 PMAQI
9th Nov 20258912 AMAQI
9th Nov 2025891 AMAQI
9th Nov 2025912 AMAQI
9th Nov 2025923 AMAQI
9th Nov 2025904 AMAQI
9th Nov 2025895 AMAQI
24°C22/28°C
9th Nov 2025916 AMAQI
9th Nov 2025957 AMAQI
9th Nov 2025988 AMAQI
9th Nov 2025979 AMAQI
9th Nov 20259810 AMAQI
9th Nov 20259911 AMAQI
9th Nov 20259912 PMAQI
9th Nov 2025991 PMAQI
9th Nov 2025962 PMAQI
9th Nov 2025893 PMAQI
9th Nov 2025774 PMAQI
9th Nov 2025755 PMAQI
9th Nov 2025766 PMAQI
9th Nov 2025747 PMAQI
9th Nov 2025728 PMAQI
9th Nov 2025739 PMAQI
9th Nov 20257410 PMAQI
9th Nov 20257311 PMAQI
10th Nov 20257412 AMAQI
10th Nov 2025781 AMAQI
10th Nov 2025802 AMAQI
10th Nov 2025833 AMAQI
10th Nov 2025864 AMAQI
10th Nov 2025875 AMAQI
26°C24/29°C
10th Nov 2025876 AMAQI
10th Nov 2025897 AMAQI
10th Nov 2025898 AMAQI
10th Nov 2025809 AMAQI
10th Nov 20259710 AMAQI
10th Nov 20259011 AMAQI
10th Nov 20257812 PMAQI
10th Nov 2025721 PMAQI
10th Nov 2025702 PMAQI
10th Nov 2025673 PMAQI
10th Nov 2025584 PMAQI
10th Nov 2025595 PMAQI
10th Nov 2025606 PMAQI
10th Nov 2025587 PMAQI
10th Nov 2025588 PMAQI
10th Nov 2025589 PMAQI
10th Nov 20255910 PMAQI
10th Nov 20256111 PMAQI
11th Nov 20256412 AMAQI
11th Nov 2025641 AMAQI
11th Nov 2025632 AMAQI
11th Nov 2025623 AMAQI
11th Nov 2025624 AMAQI
11th Nov 2025605 AMAQI
25°C23/26°C
11th Nov 2025606 AMAQI
11th Nov 2025577 AMAQI
11th Nov 2025578 AMAQI
11th Nov 2025579 AMAQI
11th Nov 20255810 AMAQI
11th Nov 20256111 AMAQI
11th Nov 20256412 PMAQI
11th Nov 2025541 PMAQI
11th Nov 2025592 PMAQI
11th Nov 2025543 PMAQI
11th Nov 2025524 PMAQI
11th Nov 2025575 PMAQI
11th Nov 2025636 PMAQI
11th Nov 2025747 PMAQI
11th Nov 2025838 PMAQI
11th Nov 2025979 PMAQI
11th Nov 20259810 PMAQI
11th Nov 20259111 PMAQI
12th Nov 20258112 AMAQI
12th Nov 2025731 AMAQI
12th Nov 2025692 AMAQI
12th Nov 2025603 AMAQI
12th Nov 2025564 AMAQI
12th Nov 2025525 AMAQI
21°C21/21°C
12th Nov 2025516 AMAQI
12th Nov 2025527 AMAQI
12th Nov 2025548 AMAQI
12th Nov 2025579 AMAQI
12th Nov 20255710 AMAQI
12th Nov 20255611 AMAQI
12th Nov 20255512 PMAQI
12th Nov 2025541 PMAQI
12th Nov 2025552 PMAQI
12th Nov 2025593 PMAQI
12th Nov 2025684 PMAQI
12th Nov 2025875 PMAQI
12th Nov 2025926 PMAQI
12th Nov 2025947 PMAQI
12th Nov 20251008 PMAQI
12th Nov 20251179 PMAQI
12th Nov 202512210 PMAQI
12th Nov 202512211 PMAQI
13th Nov 202512812 AMAQI
13th Nov 20251151 AMAQI
13th Nov 2025972 AMAQI
13th Nov 2025773 AMAQI
13th Nov 2025734 AMAQI
13th Nov 2025715 AMAQI
23°C21/26°C
13th Nov 2025696 AMAQI
13th Nov 2025707 AMAQI
13th Nov 2025718 AMAQI
13th Nov 2025709 AMAQI
13th Nov 20257010 AMAQI
13th Nov 20256211 AMAQI
13th Nov 20256012 PMAQI
13th Nov 2025591 PMAQI
13th Nov 2025582 PMAQI
13th Nov 2025613 PMAQI
13th Nov 2025654 PMAQI
13th Nov 2025695 PMAQI
13th Nov 2025726 PMAQI
13th Nov 2025827 PMAQI
13th Nov 2025898 PMAQI
13th Nov 20251039 PMAQI
13th Nov 202512410 PMAQI
13th Nov 202512911 PMAQI
14th Nov 202512212 AMAQI
14th Nov 20251611 AMAQI
14th Nov 20251742 AMAQI
14th Nov 20251703 AMAQI
14th Nov 20251674 AMAQI
14th Nov 20251625 AMAQI
23°C21/28°C
14th Nov 20251496 AMAQI
14th Nov 20251487 AMAQI
14th Nov 20251568 AMAQI
14th Nov 20251519 AMAQI
14th Nov 202513510 AMAQI
14th Nov 20259311 AMAQI
14th Nov 20258412 PMAQI
14th Nov 2025771 PMAQI
14th Nov 2025702 PMAQI
14th Nov 2025653 PMAQI
14th Nov 2025594 PMAQI
14th Nov 2025595 PMAQI
14th Nov 2025636 PMAQI
14th Nov 2025757 PMAQI
14th Nov 2025828 PMAQI
14th Nov 2025889 PMAQI
14th Nov 20259110 PMAQI
14th Nov 20259711 PMAQI
15th Nov 20259712 AMAQI
15th Nov 20251001 AMAQI
15th Nov 20251172 AMAQI
15th Nov 20251583 AMAQI
15th Nov 20251634 AMAQI
15th Nov 20251625 AMAQI
22°C18/26°C
15th Nov 20251316 AMAQI
15th Nov 20251297 AMAQI
15th Nov 20251308 AMAQI
15th Nov 20251259 AMAQI
15th Nov 202514010 AMAQI
15th Nov 202515011 AMAQI
15th Nov 202512612 PMAQI
15th Nov 2025991 PMAQI
15th Nov 2025792 PMAQI
15th Nov 2025753 PMAQI
15th Nov 2025694 PMAQI
15th Nov 2025715 PMAQI
15th Nov 2025806 PMAQI
15th Nov 2025937 PMAQI
15th Nov 20251148 PMAQI
15th Nov 20251409 PMAQI
15th Nov 202515610 PMAQI
15th Nov 202516511 PMAQI
16th Nov 202517712 AMAQI
16th Nov 20251801 AMAQI
16th Nov 20251832 AMAQI
16th Nov 20251883 AMAQI
16th Nov 20251754 AMAQI
16th Nov 20251625 AMAQI
22°C18/27°C
16th Nov 20251596 AMAQI
16th Nov 20251677 AMAQI
16th Nov 20251648 AMAQI
16th Nov 20251589 AMAQI
16th Nov 202515210 AMAQI
16th Nov 202514811 AMAQI
16th Nov 202514012 PMAQI
16th Nov 20251371 PMAQI
16th Nov 20251322 PMAQI
16th Nov 20251243 PMAQI
16th Nov 20251214 PMAQI
16th Nov 20251175 PMAQI
16th Nov 20251156 PMAQI
16th Nov 20251177 PMAQI
16th Nov 20251258 PMAQI
16th Nov 20251389 PMAQI
16th Nov 202515110 PMAQI
16th Nov 202515911 PMAQI
17th Nov 202516412 AMAQI
17th Nov 20251741 AMAQI
17th Nov 20251772 AMAQI
17th Nov 20251803 AMAQI
17th Nov 20251704 AMAQI
17th Nov 20251655 AMAQI
22°C20/24°C
17th Nov 20251636 AMAQI
17th Nov 20251657 AMAQI
17th Nov 20251668 AMAQI
17th Nov 20251689 AMAQI
17th Nov 202516210 AMAQI
17th Nov 202516111 AMAQI
17th Nov 202515612 PMAQI
17th Nov 20251491 PMAQI
17th Nov 20251512 PMAQI
17th Nov 20251603 PMAQI
17th Nov 20251544 PMAQI
17th Nov 20251495 PMAQI
17th Nov 20251596 PMAQI
17th Nov 20251657 PMAQI
17th Nov 20251648 PMAQI
17th Nov 20251609 PMAQI
17th Nov 202515710 PMAQI
17th Nov 202515511 PMAQI
18th Nov 202515212 AMAQI
18th Nov 20251481 AMAQI
18th Nov 20251402 AMAQI
18th Nov 20251283 AMAQI
18th Nov 20251124 AMAQI
18th Nov 20251095 AMAQI
23°C21/25°C
18th Nov 20251076 AMAQI
18th Nov 20251037 AMAQI
18th Nov 20251008 AMAQI
18th Nov 2025969 AMAQI
18th Nov 20258910 AMAQI
18th Nov 20258611 AMAQI
18th Nov 20258512 PMAQI
18th Nov 2025771 PMAQI
18th Nov 2025652 PMAQI
18th Nov 2025573 PMAQI
18th Nov 2025544 PMAQI
18th Nov 2025475 PMAQI
18th Nov 2025506 PMAQI
18th Nov 2025497 PMAQI
18th Nov 2025498 PMAQI
18th Nov 2025409 PMAQI
18th Nov 20253510 PMAQI
18th Nov 20253211 PMAQI
19th Nov 20253312 AMAQI
19th Nov 2025401 AMAQI
19th Nov 2025512 AMAQI
19th Nov 2025523 AMAQI
19th Nov 2025544 AMAQI
19th Nov 2025525 AMAQI
17°C13/20°C
19th Nov 2025476 AMAQI
19th Nov 2025437 AMAQI
19th Nov 2025448 AMAQI
19th Nov 2025499 AMAQI
19th Nov 20254910 AMAQI
19th Nov 20255111 AMAQI
19th Nov 20255012 PMAQI
19th Nov 2025521 PMAQI
19th Nov 2025522 PMAQI
19th Nov 2025543 PMAQI
19th Nov 2025544 PMAQI
19th Nov 2025525 PMAQI
19th Nov 2025536 PMAQI
19th Nov 2025577 PMAQI
19th Nov 2025658 PMAQI
19th Nov 2025829 PMAQI
19th Nov 20257110 PMAQI
19th Nov 20257211 PMAQI
20th Nov 20257312 AMAQI
20th Nov 2025721 AMAQI
20th Nov 2025662 AMAQI
20th Nov 2025653 AMAQI
20th Nov 2025644 AMAQI
20th Nov 2025655 AMAQI
14°C13/15°C
20th Nov 2025676 AMAQI
20th Nov 2025727 AMAQI
20th Nov 2025738 AMAQI
20th Nov 2025769 AMAQI
20th Nov 20257810 AMAQI
20th Nov 20257311 AMAQI
20th Nov 20256812 PMAQI
20th Nov 2025631 PMAQI
20th Nov 2025672 PMAQI
20th Nov 2025673 PMAQI
20th Nov 2025704 PMAQI
20th Nov 2025735 PMAQI
20th Nov 2025706 PMAQI
20th Nov 2025737 PMAQI
20th Nov 2025888 PMAQI
20th Nov 20251129 PMAQI
20th Nov 202512310 PMAQI
20th Nov 202513511 PMAQI
21st Nov 202513212 AMAQI
21st Nov 2025981 AMAQI
21st Nov 20251022 AMAQI
21st Nov 2025903 AMAQI
21st Nov 2025834 AMAQI
21st Nov 2025805 AMAQI
17°C13/22°C
21st Nov 2025876 AMAQI
21st Nov 20251057 AMAQI
21st Nov 20251048 AMAQI
21st Nov 20251129 AMAQI
21st Nov 202510910 AMAQI
21st Nov 202510111 AMAQI
21st Nov 20258812 PMAQI
21st Nov 2025741 PMAQI
21st Nov 2025682 PMAQI
21st Nov 2025643 PMAQI
21st Nov 2025614 PMAQI
21st Nov 2025655 PMAQI
21st Nov 2025716 PMAQI
21st Nov 2025787 PMAQI
21st Nov 2025908 PMAQI
21st Nov 20251059 PMAQI
21st Nov 202513010 PMAQI
21st Nov 202514611 PMAQI
22nd Nov 202515012 AMAQI
22nd Nov 20251541 AMAQI
22nd Nov 20251582 AMAQI
22nd Nov 20251583 AMAQI
22nd Nov 20251514 AMAQI
22nd Nov 20251415 AMAQI
--°C/°C
6 AM
11 AM
5 PM
11 PM
5 AM
--°C/°C
Day time
Avg. Highest Time
6 AM - 10 AM
89AQI
5 hours / Day
150 hours / Month
Avg. Lowest Time
2 PM - 5 PM
72AQI
4 hours / Day
120 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 6 AM to 10 AM (Avg. 89), while the lowest AQI was between 2 PM to 5 PM (Avg. 72).
Night time
Avg. Highest Time
10 PM - 11 PM
100AQI
2 hours / Day
60 hours / Month
Avg. Lowest Time
6 PM
75AQI
1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 10 PM to 11 PM (Avg. 100), while the lowest AQI was between 6 PM to 6 PM (Avg. 75).
2025 Days Vs Air Quality
Hanoi, Ha Noi, Vietnam
2025
14%
46
60%
196
22%
72
3%
10
Total number of days with different AQI categories in last 325 days in 2025 (40 days remaining)
Good
46 DaysModerate
196 DaysPoor
72 DaysUnhealthy
10 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 14%
Health Risk Level:
Extreme
In 2025, 14% of 325 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
Hanoi, Ha Noi, Vietnam
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
142AQI
142AQI
2nd January 2025
179AQI
179AQI
3rd January 2025
142AQI
142AQI
4th January 2025
119AQI
119AQI
5th January 2025
122AQI
122AQI
6th January 2025
127AQI
127AQI
7th January 2025
138AQI
138AQI
8th January 2025
137AQI
137AQI
9th January 2025
145AQI
145AQI
10th January 2025
102AQI
102AQI
11th January 2025
111AQI
111AQI
12th January 2025
121AQI
121AQI
13th January 2025
143AQI
143AQI
14th January 2025
148AQI
148AQI
15th January 2025
150AQI
150AQI
16th January 2025
146AQI
146AQI
17th January 2025
154AQI
154AQI
18th January 2025
165AQI
165AQI
19th January 2025
161AQI
161AQI
20th January 2025
178AQI
178AQI
21st January 2025
161AQI
161AQI
22nd January 2025
159AQI
159AQI
23rd January 2025
139AQI
139AQI
24th January 2025
134AQI
134AQI
25th January 2025
108AQI
108AQI
26th January 2025
74AQI
74AQI
27th January 2025
94AQI
94AQI
28th January 2025
86AQI
86AQI
29th January 2025
121AQI
121AQI
30th January 2025
110AQI
110AQI
31st January 2025
94AQI
94AQI
1st February 2025
85AQI
85AQI
2nd February 2025
73AQI
73AQI
3rd February 2025
59AQI
59AQI
4th February 2025
72AQI
72AQI
5th February 2025
100AQI
100AQI
6th February 2025
106AQI
106AQI
7th February 2025
54AQI
54AQI
8th February 2025
68AQI
68AQI
9th February 2025
89AQI
89AQI
10th February 2025
136AQI
136AQI
11th February 2025
147AQI
147AQI
12th February 2025
163AQI
163AQI
13th February 2025
141AQI
141AQI
14th February 2025
139AQI
139AQI
15th February 2025
145AQI
145AQI
16th February 2025
83AQI
83AQI
17th February 2025
113AQI
113AQI
18th February 2025
73AQI
73AQI
19th February 2025
96AQI
96AQI
20th February 2025
132AQI
132AQI
21st February 2025
113AQI
113AQI
22nd February 2025
132AQI
132AQI
23rd February 2025
71AQI
71AQI
24th February 2025
79AQI
79AQI
25th February 2025
92AQI
92AQI
26th February 2025
83AQI
83AQI
27th February 2025
138AQI
138AQI
28th February 2025
105AQI
105AQI
1st March 2025
111AQI
111AQI
2nd March 2025
87AQI
87AQI
3rd March 2025
90AQI
90AQI
4th March 2025
90AQI
90AQI
5th March 2025
94AQI
94AQI
6th March 2025
69AQI
69AQI
7th March 2025
75AQI
75AQI
8th March 2025
96AQI
96AQI
9th March 2025
130AQI
130AQI
10th March 2025
140AQI
140AQI
11th March 2025
123AQI
123AQI
12th March 2025
99AQI
99AQI
13th March 2025
86AQI
86AQI
14th March 2025
91AQI
91AQI
15th March 2025
83AQI
83AQI
16th March 2025
64AQI
64AQI
17th March 2025
84AQI
84AQI
18th March 2025
82AQI
82AQI
19th March 2025
81AQI
81AQI
20th March 2025
92AQI
92AQI
21st March 2025
121AQI
121AQI
22nd March 2025
118AQI
118AQI
23rd March 2025
123AQI
123AQI
24th March 2025
131AQI
131AQI
25th March 2025
128AQI
128AQI
26th March 2025
104AQI
104AQI
27th March 2025
103AQI
103AQI
28th March 2025
103AQI
103AQI
29th March 2025
79AQI
79AQI
30th March 2025
61AQI
61AQI
31st March 2025
69AQI
69AQI
1st April 2025
90AQI
90AQI
2nd April 2025
119AQI
119AQI
3rd April 2025
103AQI
103AQI
4th April 2025
131AQI
131AQI
5th April 2025
107AQI
107AQI
6th April 2025
122AQI
122AQI
7th April 2025
112AQI
112AQI
8th April 2025
112AQI
112AQI
9th April 2025
94AQI
94AQI
10th April 2025
94AQI
94AQI
11th April 2025
95AQI
95AQI
12th April 2025
101AQI
101AQI
13th April 2025
88AQI
88AQI
14th April 2025
96AQI
96AQI
15th April 2025
102AQI
102AQI
16th April 2025
105AQI
105AQI
17th April 2025
97AQI
97AQI
18th April 2025
101AQI
101AQI
19th April 2025
94AQI
94AQI
20th April 2025
82AQI
82AQI
21st April 2025
82AQI
82AQI
22nd April 2025
90AQI
90AQI
23rd April 2025
92AQI
92AQI
24th April 2025
83AQI
83AQI
25th April 2025
75AQI
75AQI
26th April 2025
77AQI
77AQI
27th April 2025
65AQI
65AQI
28th April 2025
61AQI
61AQI
29th April 2025
76AQI
76AQI
30th April 2025
71AQI
71AQI
1st May 2025
60AQI
60AQI
2nd May 2025
79AQI
79AQI
3rd May 2025
77AQI
77AQI
4th May 2025
76AQI
76AQI
5th May 2025
80AQI
80AQI
6th May 2025
73AQI
73AQI
7th May 2025
74AQI
74AQI
8th May 2025
76AQI
76AQI
9th May 2025
78AQI
78AQI
10th May 2025
80AQI
80AQI
11th May 2025
53AQI
53AQI
12th May 2025
70AQI
70AQI
13th May 2025
67AQI
67AQI
14th May 2025
64AQI
64AQI
15th May 2025
60AQI
60AQI
16th May 2025
59AQI
59AQI
17th May 2025
53AQI
53AQI
18th May 2025
56AQI
56AQI
19th May 2025
55AQI
55AQI
20th May 2025
57AQI
57AQI
21st May 2025
56AQI
56AQI
22nd May 2025
56AQI
56AQI
23rd May 2025
53AQI
53AQI
24th May 2025
53AQI
53AQI
25th May 2025
54AQI
54AQI
26th May 2025
60AQI
60AQI
27th May 2025
82AQI
82AQI
28th May 2025
80AQI
80AQI
29th May 2025
61AQI
61AQI
30th May 2025
61AQI
61AQI
31st May 2025
59AQI
59AQI
1st June 2025
50AQI
50AQI
2nd June 2025
52AQI
52AQI
3rd June 2025
52AQI
52AQI
4th June 2025
58AQI
58AQI
5th June 2025
69AQI
69AQI
6th June 2025
58AQI
58AQI
7th June 2025
57AQI
57AQI
8th June 2025
57AQI
57AQI
9th June 2025
62AQI
62AQI
10th June 2025
58AQI
58AQI
11th June 2025
61AQI
61AQI
12th June 2025
59AQI
59AQI
13th June 2025
53AQI
53AQI
14th June 2025
60AQI
60AQI
15th June 2025
70AQI
70AQI
16th June 2025
63AQI
63AQI
17th June 2025
61AQI
61AQI
18th June 2025
56AQI
56AQI
19th June 2025
63AQI
63AQI
20th June 2025
67AQI
67AQI
21st June 2025
60AQI
60AQI
22nd June 2025
57AQI
57AQI
23rd June 2025
60AQI
60AQI
24th June 2025
63AQI
63AQI
25th June 2025
58AQI
58AQI
26th June 2025
58AQI
58AQI
27th June 2025
58AQI
58AQI
28th June 2025
54AQI
54AQI
29th June 2025
55AQI
55AQI
30th June 2025
54AQI
54AQI
1st July 2025
48AQI
48AQI
2nd July 2025
48AQI
48AQI
3rd July 2025
53AQI
53AQI
4th July 2025
61AQI
61AQI
5th July 2025
61AQI
61AQI
6th July 2025
58AQI
58AQI
7th July 2025
63AQI
63AQI
8th July 2025
61AQI
61AQI
9th July 2025
65AQI
65AQI
10th July 2025
57AQI
57AQI
11th July 2025
56AQI
56AQI
12th July 2025
54AQI
54AQI
13th July 2025
56AQI
56AQI
14th July 2025
68AQI
68AQI
15th July 2025
76AQI
76AQI
16th July 2025
60AQI
60AQI
17th July 2025
59AQI
59AQI
18th July 2025
60AQI
60AQI
19th July 2025
70AQI
70AQI
20th July 2025
60AQI
60AQI
21st July 2025
58AQI
58AQI
22nd July 2025
45AQI
45AQI
23rd July 2025
49AQI
49AQI
24th July 2025
47AQI
47AQI
25th July 2025
56AQI
56AQI
26th July 2025
58AQI
58AQI
27th July 2025
57AQI
57AQI
28th July 2025
63AQI
63AQI
29th July 2025
70AQI
70AQI
30th July 2025
66AQI
66AQI
31st July 2025
60AQI
60AQI
1st August 2025
53AQI
53AQI
2nd August 2025
54AQI
54AQI
3rd August 2025
56AQI
56AQI
4th August 2025
57AQI
57AQI
5th August 2025
56AQI
56AQI
6th August 2025
53AQI
53AQI
7th August 2025
55AQI
55AQI
8th August 2025
55AQI
55AQI
9th August 2025
53AQI
53AQI
10th August 2025
54AQI
54AQI
11th August 2025
54AQI
54AQI
12th August 2025
51AQI
51AQI
13th August 2025
52AQI
52AQI
14th August 2025
54AQI
54AQI
15th August 2025
45AQI
45AQI
16th August 2025
42AQI
42AQI
17th August 2025
40AQI
40AQI
18th August 2025
39AQI
39AQI
19th August 2025
42AQI
42AQI
20th August 2025
45AQI
45AQI
21st August 2025
47AQI
47AQI
22nd August 2025
47AQI
47AQI
23rd August 2025
46AQI
46AQI
24th August 2025
45AQI
45AQI
25th August 2025
37AQI
37AQI
26th August 2025
35AQI
35AQI
27th August 2025
40AQI
40AQI
28th August 2025
45AQI
45AQI
29th August 2025
46AQI
46AQI
30th August 2025
41AQI
41AQI
31st August 2025
40AQI
40AQI
1st September 2025
42AQI
42AQI
2nd September 2025
42AQI
42AQI
3rd September 2025
41AQI
41AQI
4th September 2025
47AQI
47AQI
5th September 2025
41AQI
41AQI
6th September 2025
41AQI
41AQI
7th September 2025
50AQI
50AQI
8th September 2025
56AQI
56AQI
9th September 2025
48AQI
48AQI
10th September 2025
51AQI
51AQI
11th September 2025
45AQI
45AQI
12th September 2025
42AQI
42AQI
13th September 2025
40AQI
40AQI
14th September 2025
41AQI
41AQI
15th September 2025
44AQI
44AQI
16th September 2025
48AQI
48AQI
17th September 2025
49AQI
49AQI
18th September 2025
52AQI
52AQI
19th September 2025
54AQI
54AQI
20th September 2025
61AQI
61AQI
21st September 2025
66AQI
66AQI
22nd September 2025
58AQI
58AQI
23rd September 2025
61AQI
61AQI
24th September 2025
57AQI
57AQI
25th September 2025
50AQI
50AQI
26th September 2025
52AQI
52AQI
27th September 2025
43AQI
43AQI
28th September 2025
47AQI
47AQI
29th September 2025
44AQI
44AQI
30th September 2025
44AQI
44AQI
1st October 2025
69AQI
69AQI
2nd October 2025
78AQI
78AQI
3rd October 2025
71AQI
71AQI
4th October 2025
95AQI
95AQI
5th October 2025
116AQI
116AQI
6th October 2025
121AQI
121AQI
7th October 2025
63AQI
63AQI
8th October 2025
72AQI
72AQI
9th October 2025
112AQI
112AQI
10th October 2025
124AQI
124AQI
11th October 2025
120AQI
120AQI
12th October 2025
124AQI
124AQI
13th October 2025
84AQI
84AQI
14th October 2025
83AQI
83AQI
15th October 2025
75AQI
75AQI
16th October 2025
95AQI
95AQI
17th October 2025
104AQI
104AQI
18th October 2025
111AQI
111AQI
19th October 2025
119AQI
119AQI
20th October 2025
91AQI
91AQI
21st October 2025
64AQI
64AQI
22nd October 2025
58AQI
58AQI
23rd October 2025
65AQI
65AQI
24th October 2025
77AQI
77AQI
25th October 2025
103AQI
103AQI
26th October 2025
109AQI
109AQI
27th October 2025
75AQI
75AQI
28th October 2025
97AQI
97AQI
29th October 2025
129AQI
129AQI
30th October 2025
112AQI
112AQI
31st October 2025
57AQI
57AQI
1st November 2025
46AQI
46AQI
2nd November 2025
63AQI
63AQI
3rd November 2025
48AQI
48AQI
4th November 2025
48AQI
48AQI
5th November 2025
67AQI
67AQI
6th November 2025
102AQI
102AQI
7th November 2025
129AQI
129AQI
8th November 2025
75AQI
75AQI
9th November 2025
86AQI
86AQI
10th November 2025
73AQI
73AQI
11th November 2025
67AQI
67AQI
12th November 2025
77AQI
77AQI
13th November 2025
90AQI
90AQI
14th November 2025
113AQI
113AQI
15th November 2025
118AQI
118AQI
16th November 2025
153AQI
153AQI
17th November 2025
162AQI
162AQI
18th November 2025
92AQI
92AQI
19th November 2025
51AQI
51AQI
20th November 2025
78AQI
78AQI
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
133AQI
103AQI
97AQI
94AQI
65AQI
59AQI
59AQI
48AQI
49AQI
93AQI
87AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202580AQI
4
20
7
15
12
1
19
12
19
11
31
1
29
5
26
17
14
20
10
18
13
3
11
4
2
46
196
72
10
Highest AQI recorded in
January133AQI
Lowest AQI recorded in
August48AQI
202478AQI
1
21
9
4
15
9
1
21
9
1
19
11
1
27
3
30
8
23
30
1
9
13
5
3
7
11
11
2
1
27
2
16
14
1
61
224
73
8
Highest AQI recorded in
December102AQI
Lowest AQI recorded in
August37AQI
202378AQI
13
17
1
13
15
1
18
12
2
20
8
8
23
10
20
15
16
8
21
2
5
23
2
2
24
5
4
16
9
1
22
8
56
229
78
1
Highest AQI recorded in
January108AQI
Lowest AQI recorded in
July53AQI
202257AQI
6
15
7
3
14
7
1
12
19
18
12
27
4
23
7
22
2
3
13
16
25
6
5
20
5
4
12
15
172
120
28
3
Highest AQI recorded in
December91AQI
Lowest AQI recorded in
August22AQI
202171AQI
1
8
10
11
1
1
15
12
3
23
5
9
19
2
15
15
1
13
16
1
21
10
21
9
1
15
15
15
14
2
8
13
8
1
15
12
4
122
172
54
16
1
Highest AQI recorded in
January136AQI
Lowest AQI recorded in
July41AQI
202074AQI
6
7
6
13
2
8
10
7
15
8
23
8
20
11
16
14
16
15
30
2
14
14
1
84
127
52
3
Highest AQI recorded in
April119AQI
Lowest AQI recorded in
August49AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2025(Avg.)
80AQILeast Polluted Year Recorded
2022(Avg.)
57AQIHanoi's annual 2025 AQI (80) shows an average percentage change of 13.6% (worsened AQI) compared to previous years: 2020 (74), 2021 (71), 2022 (57), 2023 (78), 2024 (78).
