Pho Nguyen Duy Trinh, 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+
October Air Quality Analysis
Pho Nguyen Duy Trinh, Hanoi, Ha Noi, Vietnam
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
29th Oct 2022
172AQILowest AQI recorded on
28th Oct 2024
22AQISame Day Analysis (26th October ):
On this day, AQI across the 4 years varied significantly: 2025 ranks 1st highest AQI at 121 of Poor air quality on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 26th Oct - 27th Oct 2025
Pho Nguyen Duy Trinh, Hanoi, Ha Noi, Vietnam
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
6AM26th Oct
137AQI
Avg. Lowest Time
2AM27th Oct
49AQI
In the last 24 hours,
Pho Nguyen Duy Trinh's AQI reached its highest point of 137 at 6 AM during the Night, while the lowest point, 49, was recorded at 2 AM during the Night between 26th Oct and 27th Oct 2025.
Day & Night AQI Trend : Sep - Oct 2025
Pho Nguyen Duy Trinh, Hanoi, Ha Noi, Vietnam
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 2025325 AMAQI
27th Sep 2025326 AMAQI
27th Sep 2025327 AMAQI
27th Sep 2025238 AMAQI
27th Sep 2025339 AMAQI
27th Sep 20254010 AMAQI
27th Sep 20254011 AMAQI
27th Sep 20254112 PMAQI
27th Sep 2025431 PMAQI
27th Sep 2025382 PMAQI
27th Sep 2025303 PMAQI
27th Sep 2025254 PMAQI
27th Sep 2025225 PMAQI
27th Sep 2025266 PMAQI
27th Sep 2025347 PMAQI
27th Sep 2025268 PMAQI
27th Sep 2025329 PMAQI
27th Sep 20253110 PMAQI
27th Sep 20254711 PMAQI
28th Sep 20255112 AMAQI
28th Sep 2025401 AMAQI
28th Sep 2025402 AMAQI
28th Sep 2025483 AMAQI
28th Sep 2025444 AMAQI
27°C24/30°C
28th Sep 2025465 AMAQI
28th Sep 2025466 AMAQI
28th Sep 2025407 AMAQI
28th Sep 2025408 AMAQI
28th Sep 2025449 AMAQI
28th Sep 20253610 AMAQI
28th Sep 20253311 AMAQI
28th Sep 20253712 PMAQI
28th Sep 2025341 PMAQI
28th Sep 2025352 PMAQI
28th Sep 2025373 PMAQI
28th Sep 2025334 PMAQI
28th Sep 2025455 PMAQI
28th Sep 2025436 PMAQI
28th Sep 2025427 PMAQI
28th Sep 2025398 PMAQI
28th Sep 2025369 PMAQI
28th Sep 20253910 PMAQI
28th Sep 20254611 PMAQI
29th Sep 20254412 AMAQI
29th Sep 2025391 AMAQI
29th Sep 2025402 AMAQI
29th Sep 2025423 AMAQI
29th Sep 2025444 AMAQI
25°C23/30°C
29th Sep 2025355 AMAQI
29th Sep 2025336 AMAQI
29th Sep 2025267 AMAQI
29th Sep 2025228 AMAQI
29th Sep 2025199 AMAQI
29th Sep 20251710 AMAQI
29th Sep 20252511 AMAQI
29th Sep 20253512 PMAQI
29th Sep 2025291 PMAQI
29th Sep 2025312 PMAQI
29th Sep 2025303 PMAQI
29th Sep 2025304 PMAQI
29th Sep 2025335 PMAQI
29th Sep 2025356 PMAQI
29th Sep 2025317 PMAQI
29th Sep 2025308 PMAQI
29th Sep 2025399 PMAQI
29th Sep 20253810 PMAQI
29th Sep 20253711 PMAQI
30th Sep 20253912 AMAQI
30th Sep 2025381 AMAQI
30th Sep 2025382 AMAQI
30th Sep 2025313 AMAQI
30th Sep 2025304 AMAQI
25°C24/25°C
30th Sep 2025265 AMAQI
30th Sep 2025266 AMAQI
30th Sep 2025327 AMAQI
30th Sep 2025318 AMAQI
30th Sep 2025249 AMAQI
30th Sep 20253410 AMAQI
30th Sep 20254611 AMAQI
30th Sep 20254912 PMAQI
30th Sep 2025421 PMAQI
30th Sep 2025262 PMAQI
30th Sep 2025243 PMAQI
30th Sep 2025464 PMAQI
30th Sep 2025525 PMAQI
30th Sep 2025306 PMAQI
30th Sep 2025357 PMAQI
30th Sep 2025358 PMAQI
30th Sep 2025389 PMAQI
30th Sep 20253710 PMAQI
30th Sep 20255211 PMAQI
1st Oct 20255312 AMAQI
1st Oct 2025601 AMAQI
1st Oct 2025662 AMAQI
1st Oct 2025743 AMAQI
1st Oct 2025674 AMAQI
26°C25/30°C
1st Oct 2025745 AMAQI
1st Oct 2025636 AMAQI
1st Oct 2025687 AMAQI
1st Oct 2025688 AMAQI
1st Oct 2025689 AMAQI
1st Oct 20255910 AMAQI
1st Oct 20255511 AMAQI
1st Oct 20255312 PMAQI
1st Oct 2025531 PMAQI
1st Oct 2025562 PMAQI
1st Oct 2025563 PMAQI
1st Oct 2025604 PMAQI
1st Oct 2025585 PMAQI
1st Oct 2025586 PMAQI
1st Oct 2025647 PMAQI
1st Oct 2025748 PMAQI
1st Oct 2025819 PMAQI
1st Oct 20259210 PMAQI
1st Oct 20259811 PMAQI
2nd Oct 202510212 AMAQI
2nd Oct 20251011 AMAQI
2nd Oct 2025912 AMAQI
2nd Oct 2025923 AMAQI
2nd Oct 20251064 AMAQI
27°C24/30°C
2nd Oct 20251125 AMAQI
2nd Oct 2025956 AMAQI
2nd Oct 20251007 AMAQI
2nd Oct 2025988 AMAQI
2nd Oct 2025919 AMAQI
2nd Oct 20259210 AMAQI
2nd Oct 20258811 AMAQI
2nd Oct 20257712 PMAQI
2nd Oct 2025621 PMAQI
2nd Oct 2025612 PMAQI
2nd Oct 2025613 PMAQI
2nd Oct 2025624 PMAQI
2nd Oct 2025595 PMAQI
2nd Oct 2025606 PMAQI
2nd Oct 2025667 PMAQI
2nd Oct 2025728 PMAQI
2nd Oct 2025639 PMAQI
2nd Oct 20256710 PMAQI
2nd Oct 20257611 PMAQI
3rd Oct 20257812 AMAQI
3rd Oct 2025771 AMAQI
3rd Oct 2025782 AMAQI
3rd Oct 2025823 AMAQI
3rd Oct 2025794 AMAQI
27°C24/32°C
3rd Oct 2025815 AMAQI
3rd Oct 2025916 AMAQI
3rd Oct 2025767 AMAQI
3rd Oct 2025768 AMAQI
3rd Oct 2025759 AMAQI
3rd Oct 20258110 AMAQI
3rd Oct 20257711 AMAQI
3rd Oct 20256712 PMAQI
3rd Oct 2025651 PMAQI
3rd Oct 2025632 PMAQI
3rd Oct 2025613 PMAQI
3rd Oct 2025594 PMAQI
3rd Oct 2025615 PMAQI
3rd Oct 2025586 PMAQI
3rd Oct 2025727 PMAQI
3rd Oct 2025758 PMAQI
3rd Oct 2025819 PMAQI
3rd Oct 20259010 PMAQI
3rd Oct 202511211 PMAQI
4th Oct 202510812 AMAQI
4th Oct 20251021 AMAQI
4th Oct 2025932 AMAQI
4th Oct 2025963 AMAQI
4th Oct 20251024 AMAQI
28°C24/33°C
4th Oct 20251005 AMAQI
4th Oct 2025846 AMAQI
4th Oct 2025937 AMAQI
4th Oct 2025868 AMAQI
4th Oct 2025809 AMAQI
4th Oct 20258110 AMAQI
4th Oct 20256211 AMAQI
4th Oct 20258012 PMAQI
4th Oct 20251001 PMAQI
4th Oct 2025992 PMAQI
4th Oct 2025923 PMAQI
4th Oct 2025934 PMAQI
4th Oct 2025715 PMAQI
4th Oct 2025996 PMAQI
4th Oct 2025967 PMAQI
4th Oct 2025928 PMAQI
4th Oct 2025969 PMAQI
4th Oct 20258710 PMAQI
4th Oct 202511511 PMAQI
5th Oct 202510812 AMAQI
5th Oct 20251101 AMAQI
5th Oct 20251002 AMAQI
5th Oct 20251043 AMAQI
5th Oct 20251014 AMAQI
28°C24/32°C
5th Oct 20251185 AMAQI
5th Oct 20251456 AMAQI
5th Oct 20251577 AMAQI
5th Oct 20251538 AMAQI
5th Oct 20251519 AMAQI
5th Oct 202515010 AMAQI
5th Oct 202515411 AMAQI
5th Oct 202515312 PMAQI
5th Oct 20251491 PMAQI
5th Oct 20251202 PMAQI
5th Oct 20251003 PMAQI
5th Oct 20251104 PMAQI
5th Oct 20251065 PMAQI
5th Oct 20251146 PMAQI
5th Oct 20251177 PMAQI
5th Oct 20251248 PMAQI
5th Oct 20251329 PMAQI
5th Oct 202510210 PMAQI
5th Oct 202512211 PMAQI
6th Oct 202515112 AMAQI
6th Oct 20251341 AMAQI
6th Oct 20251392 AMAQI
6th Oct 20251683 AMAQI
6th Oct 20251654 AMAQI
29°C25/34°C
6th Oct 20251545 AMAQI
6th Oct 20251516 AMAQI
6th Oct 20251347 AMAQI
6th Oct 20251358 AMAQI
6th Oct 20251349 AMAQI
6th Oct 20259910 AMAQI
6th Oct 202510711 AMAQI
6th Oct 20259412 PMAQI
6th Oct 2025781 PMAQI
6th Oct 2025732 PMAQI
6th Oct 2025563 PMAQI
6th Oct 2025564 PMAQI
6th Oct 2025555 PMAQI
6th Oct 2025676 PMAQI
6th Oct 2025677 PMAQI
6th Oct 2025838 PMAQI
6th Oct 2025869 PMAQI
6th Oct 20257810 PMAQI
6th Oct 20257411 PMAQI
7th Oct 20256812 AMAQI
25°C24/27°C
7th Oct 2025706 PMAQI
7th Oct 2025627 PMAQI
7th Oct 2025708 PMAQI
7th Oct 2025659 PMAQI
7th Oct 20256010 PMAQI
7th Oct 20255811 PMAQI
8th Oct 20256112 AMAQI
8th Oct 2025611 AMAQI
8th Oct 2025622 AMAQI
8th Oct 2025593 AMAQI
8th Oct 2025584 AMAQI
25°C24/28°C
8th Oct 2025585 AMAQI
8th Oct 2025586 AMAQI
8th Oct 2025537 AMAQI
8th Oct 2025518 AMAQI
8th Oct 2025719 AMAQI
8th Oct 20258010 AMAQI
8th Oct 20259811 AMAQI
8th Oct 20259612 PMAQI
8th Oct 2025821 PMAQI
8th Oct 2025882 PMAQI
8th Oct 2025873 PMAQI
8th Oct 2025954 PMAQI
8th Oct 2025855 PMAQI
8th Oct 2025846 PMAQI
8th Oct 2025867 PMAQI
8th Oct 2025908 PMAQI
8th Oct 2025929 PMAQI
8th Oct 20259110 PMAQI
8th Oct 20259311 PMAQI
9th Oct 202511012 AMAQI
9th Oct 20251381 AMAQI
9th Oct 20251192 AMAQI
9th Oct 20251483 AMAQI
9th Oct 20251474 AMAQI
27°C24/32°C
9th Oct 20251505 AMAQI
9th Oct 20251206 AMAQI
9th Oct 20251057 AMAQI
9th Oct 20251138 AMAQI
9th Oct 20251529 AMAQI
9th Oct 202514610 AMAQI
9th Oct 202514711 AMAQI
9th Oct 202514812 PMAQI
9th Oct 20251241 PMAQI
9th Oct 20251262 PMAQI
9th Oct 20251263 PMAQI
9th Oct 20251364 PMAQI
9th Oct 20251275 PMAQI
9th Oct 20251426 PMAQI
9th Oct 20251467 PMAQI
9th Oct 20251478 PMAQI
9th Oct 20251489 PMAQI
9th Oct 202515110 PMAQI
9th Oct 202514711 PMAQI
10th Oct 202514812 AMAQI
10th Oct 20251441 AMAQI
10th Oct 20251482 AMAQI
10th Oct 20251483 AMAQI
10th Oct 20251464 AMAQI
27°C24/32°C
10th Oct 20251535 AMAQI
10th Oct 20251546 AMAQI
10th Oct 20251677 AMAQI
10th Oct 20251658 AMAQI
10th Oct 20251649 AMAQI
10th Oct 202516410 AMAQI
10th Oct 202516111 AMAQI
10th Oct 202513312 PMAQI
10th Oct 20251451 PMAQI
10th Oct 20251472 PMAQI
10th Oct 20251403 PMAQI
10th Oct 20251314 PMAQI
10th Oct 20251305 PMAQI
10th Oct 20251306 PMAQI
10th Oct 20251317 PMAQI
10th Oct 20251308 PMAQI
10th Oct 20251459 PMAQI
10th Oct 202515810 PMAQI
10th Oct 202515111 PMAQI
11th Oct 202514612 AMAQI
11th Oct 20251421 AMAQI
11th Oct 20251182 AMAQI
11th Oct 20251253 AMAQI
11th Oct 20251274 AMAQI
28°C24/33°C
11th Oct 20251175 AMAQI
11th Oct 20251146 AMAQI
11th Oct 20251167 AMAQI
11th Oct 2025948 AMAQI
11th Oct 20251559 AMAQI
11th Oct 202516410 AMAQI
11th Oct 202516411 AMAQI
11th Oct 202513312 PMAQI
11th Oct 20251031 PMAQI
11th Oct 20251232 PMAQI
11th Oct 20251113 PMAQI
11th Oct 20251054 PMAQI
11th Oct 20251145 PMAQI
11th Oct 20251376 PMAQI
11th Oct 20251457 PMAQI
11th Oct 20251568 PMAQI
11th Oct 20251389 PMAQI
11th Oct 202514410 PMAQI
11th Oct 202515011 PMAQI
12th Oct 202515812 AMAQI
12th Oct 20251531 AMAQI
12th Oct 20251542 AMAQI
12th Oct 20251553 AMAQI
12th Oct 20251594 AMAQI
28°C25/32°C
12th Oct 20251565 AMAQI
12th Oct 20251546 AMAQI
12th Oct 20251557 AMAQI
12th Oct 20251568 AMAQI
12th Oct 20251139 AMAQI
12th Oct 202512210 AMAQI
12th Oct 202515011 AMAQI
12th Oct 202514612 PMAQI
12th Oct 20251371 PMAQI
12th Oct 20251402 PMAQI
12th Oct 20251453 PMAQI
12th Oct 20251284 PMAQI
12th Oct 20251505 PMAQI
12th Oct 20251286 PMAQI
12th Oct 20251487 PMAQI
12th Oct 20251138 PMAQI
12th Oct 20251349 PMAQI
12th Oct 202511110 PMAQI
12th Oct 20259911 PMAQI
13th Oct 20259812 AMAQI
13th Oct 2025941 AMAQI
13th Oct 2025862 AMAQI
13th Oct 2025923 AMAQI
13th Oct 2025864 AMAQI
28°C25/32°C
13th Oct 2025845 AMAQI
13th Oct 2025886 AMAQI
13th Oct 20251097 AMAQI
13th Oct 20251378 AMAQI
13th Oct 20251439 AMAQI
13th Oct 202514710 AMAQI
13th Oct 202514611 AMAQI
13th Oct 202513212 PMAQI
13th Oct 20251161 PMAQI
13th Oct 2025802 PMAQI
13th Oct 2025693 PMAQI
13th Oct 2025624 PMAQI
13th Oct 2025605 PMAQI
13th Oct 2025586 PMAQI
13th Oct 2025647 PMAQI
13th Oct 2025558 PMAQI
13th Oct 2025839 PMAQI
13th Oct 20258810 PMAQI
13th Oct 20258811 PMAQI
14th Oct 20258212 AMAQI
14th Oct 2025921 AMAQI
14th Oct 2025992 AMAQI
14th Oct 20251103 AMAQI
14th Oct 20251044 AMAQI
27°C25/31°C
14th Oct 20251075 AMAQI
14th Oct 20251086 AMAQI
14th Oct 2025887 AMAQI
14th Oct 2025918 AMAQI
14th Oct 2025969 AMAQI
14th Oct 20259810 AMAQI
14th Oct 20259411 AMAQI
14th Oct 20259412 PMAQI
14th Oct 20251021 PMAQI
14th Oct 20251062 PMAQI
14th Oct 20251053 PMAQI
14th Oct 2025954 PMAQI
14th Oct 2025895 PMAQI
14th Oct 20251066 PMAQI
14th Oct 20251007 PMAQI
14th Oct 2025948 PMAQI
14th Oct 2025769 PMAQI
14th Oct 20257410 PMAQI
14th Oct 20257311 PMAQI
15th Oct 20257912 AMAQI
15th Oct 2025761 AMAQI
15th Oct 2025902 AMAQI
15th Oct 2025763 AMAQI
15th Oct 2025684 AMAQI
27°C25/30°C
15th Oct 2025765 AMAQI
15th Oct 2025886 AMAQI
15th Oct 2025897 AMAQI
15th Oct 2025898 AMAQI
15th Oct 2025879 AMAQI
15th Oct 20258110 AMAQI
15th Oct 20258411 AMAQI
15th Oct 20258412 PMAQI
15th Oct 2025731 PMAQI
15th Oct 2025722 PMAQI
15th Oct 2025583 PMAQI
15th Oct 2025484 PMAQI
15th Oct 2025495 PMAQI
15th Oct 2025586 PMAQI
15th Oct 2025707 PMAQI
15th Oct 2025728 PMAQI
15th Oct 2025799 PMAQI
15th Oct 20259410 PMAQI
15th Oct 20258911 PMAQI
16th Oct 20259412 AMAQI
16th Oct 2025961 AMAQI
16th Oct 2025912 AMAQI
16th Oct 20251253 AMAQI
16th Oct 20251094 AMAQI
27°C24/31°C
16th Oct 2025865 AMAQI
16th Oct 2025336 AMAQI
16th Oct 2025367 AMAQI
16th Oct 2025338 AMAQI
16th Oct 2025539 AMAQI
16th Oct 20255610 AMAQI
16th Oct 20255811 AMAQI
16th Oct 20258112 PMAQI
16th Oct 2025881 PMAQI
16th Oct 20251002 PMAQI
16th Oct 2025943 PMAQI
16th Oct 2025904 PMAQI
16th Oct 2025765 PMAQI
16th Oct 2025846 PMAQI
16th Oct 2025777 PMAQI
16th Oct 2025888 PMAQI
16th Oct 20251009 PMAQI
16th Oct 202511910 PMAQI
16th Oct 202510011 PMAQI
17th Oct 20258812 AMAQI
17th Oct 2025871 AMAQI
17th Oct 2025922 AMAQI
17th Oct 20251063 AMAQI
17th Oct 20251114 AMAQI
27°C24/31°C
17th Oct 20251185 AMAQI
17th Oct 20251416 AMAQI
17th Oct 20251547 AMAQI
17th Oct 20251528 AMAQI
17th Oct 20251419 AMAQI
17th Oct 202513110 AMAQI
17th Oct 202511311 AMAQI
17th Oct 20258212 PMAQI
17th Oct 2025751 PMAQI
17th Oct 2025792 PMAQI
17th Oct 2025803 PMAQI
17th Oct 2025894 PMAQI
17th Oct 20251115 PMAQI
17th Oct 20251116 PMAQI
17th Oct 20251247 PMAQI
17th Oct 20251228 PMAQI
17th Oct 20251149 PMAQI
17th Oct 202511010 PMAQI
17th Oct 202511611 PMAQI
18th Oct 20258412 AMAQI
18th Oct 2025831 AMAQI
18th Oct 2025872 AMAQI
18th Oct 2025993 AMAQI
18th Oct 20251364 AMAQI
27°C24/32°C
18th Oct 20251535 AMAQI
18th Oct 20251606 AMAQI
18th Oct 20251577 AMAQI
18th Oct 20251598 AMAQI
18th Oct 20251469 AMAQI
18th Oct 202515910 AMAQI
18th Oct 202513111 AMAQI
18th Oct 202512912 PMAQI
18th Oct 20251271 PMAQI
18th Oct 2025852 PMAQI
18th Oct 2025743 PMAQI
18th Oct 2025824 PMAQI
18th Oct 2025965 PMAQI
18th Oct 20251176 PMAQI
18th Oct 20251227 PMAQI
18th Oct 20251088 PMAQI
18th Oct 20251009 PMAQI
18th Oct 202512510 PMAQI
18th Oct 202512911 PMAQI
19th Oct 202513212 AMAQI
19th Oct 20251411 AMAQI
19th Oct 20251472 AMAQI
19th Oct 20251283 AMAQI
19th Oct 20251384 AMAQI
28°C24/33°C
19th Oct 20251485 AMAQI
19th Oct 20251566 AMAQI
19th Oct 20251567 AMAQI
19th Oct 20251488 AMAQI
19th Oct 20251579 AMAQI
19th Oct 202516510 AMAQI
19th Oct 202516311 AMAQI
19th Oct 202511212 PMAQI
19th Oct 20251131 PMAQI
19th Oct 2025942 PMAQI
19th Oct 2025953 PMAQI
19th Oct 2025834 PMAQI
19th Oct 2025935 PMAQI
19th Oct 20251216 PMAQI
19th Oct 20251287 PMAQI
19th Oct 20251368 PMAQI
19th Oct 20251339 PMAQI
19th Oct 202512510 PMAQI
19th Oct 202511311 PMAQI
20th Oct 202511412 AMAQI
20th Oct 20251211 AMAQI
20th Oct 20251202 AMAQI
20th Oct 20251083 AMAQI
20th Oct 20251094 AMAQI
28°C25/33°C
20th Oct 20251055 AMAQI
20th Oct 20251046 AMAQI
20th Oct 20251057 AMAQI
20th Oct 2025888 AMAQI
20th Oct 2025839 AMAQI
20th Oct 20257810 AMAQI
20th Oct 20257311 AMAQI
20th Oct 20257612 PMAQI
20th Oct 2025671 PMAQI
20th Oct 2025662 PMAQI
20th Oct 2025683 PMAQI
20th Oct 2025704 PMAQI
20th Oct 2025725 PMAQI
20th Oct 2025836 PMAQI
20th Oct 2025907 PMAQI
20th Oct 2025768 PMAQI
20th Oct 2025789 PMAQI
20th Oct 20257410 PMAQI
20th Oct 20258011 PMAQI
21st Oct 20256812 AMAQI
21st Oct 2025721 AMAQI
21st Oct 2025712 AMAQI
21st Oct 2025643 AMAQI
21st Oct 2025604 AMAQI
26°C23/30°C
21st Oct 2025595 AMAQI
21st Oct 2025606 AMAQI
21st Oct 2025647 AMAQI
21st Oct 2025628 AMAQI
21st Oct 2025599 AMAQI
21st Oct 20256010 AMAQI
21st Oct 20256011 AMAQI
21st Oct 20256012 PMAQI
21st Oct 2025591 PMAQI
21st Oct 2025582 PMAQI
21st Oct 2025593 PMAQI
21st Oct 2025604 PMAQI
21st Oct 2025625 PMAQI
21st Oct 2025616 PMAQI
21st Oct 2025617 PMAQI
21st Oct 2025618 PMAQI
21st Oct 2025479 PMAQI
21st Oct 20254910 PMAQI
21st Oct 20254511 PMAQI
22nd Oct 20253712 AMAQI
22nd Oct 2025401 AMAQI
22nd Oct 2025362 AMAQI
22nd Oct 2025493 AMAQI
22nd Oct 2025484 AMAQI
24°C21/28°C
22nd Oct 2025455 AMAQI
22nd Oct 2025326 AMAQI
22nd Oct 2025457 AMAQI
22nd Oct 2025588 AMAQI
22nd Oct 2025589 AMAQI
22nd Oct 20255910 AMAQI
22nd Oct 20256211 AMAQI
22nd Oct 20255812 PMAQI
22nd Oct 2025531 PMAQI
22nd Oct 2025622 PMAQI
22nd Oct 2025463 PMAQI
22nd Oct 2025524 PMAQI
22nd Oct 2025595 PMAQI
22nd Oct 2025546 PMAQI
22nd Oct 2025577 PMAQI
22nd Oct 2025618 PMAQI
22nd Oct 2025629 PMAQI
22nd Oct 20256010 PMAQI
22nd Oct 20255911 PMAQI
23rd Oct 20256012 AMAQI
23rd Oct 2025601 AMAQI
23rd Oct 2025662 AMAQI
23rd Oct 2025663 AMAQI
23rd Oct 2025524 AMAQI
22°C19/26°C
23rd Oct 2025525 AMAQI
23rd Oct 2025676 AMAQI
23rd Oct 2025657 AMAQI
23rd Oct 2025748 AMAQI
23rd Oct 2025609 AMAQI
23rd Oct 20256610 AMAQI
23rd Oct 20256611 AMAQI
23rd Oct 20255912 PMAQI
23rd Oct 2025581 PMAQI
23rd Oct 2025612 PMAQI
23rd Oct 2025613 PMAQI
23rd Oct 2025614 PMAQI
23rd Oct 2025615 PMAQI
23rd Oct 2025626 PMAQI
23rd Oct 2025557 PMAQI
23rd Oct 2025558 PMAQI
23rd Oct 2025559 PMAQI
23rd Oct 20257510 PMAQI
23rd Oct 20257611 PMAQI
24th Oct 20257212 AMAQI
24th Oct 2025701 AMAQI
24th Oct 2025682 AMAQI
24th Oct 2025693 AMAQI
24th Oct 2025794 AMAQI
19°C17/20°C
24th Oct 2025685 AMAQI
24th Oct 2025776 AMAQI
24th Oct 2025917 AMAQI
24th Oct 2025878 AMAQI
24th Oct 20251009 AMAQI
24th Oct 20257710 AMAQI
24th Oct 20256611 AMAQI
24th Oct 20256312 PMAQI
24th Oct 2025631 PMAQI
24th Oct 2025612 PMAQI
24th Oct 2025633 PMAQI
24th Oct 2025624 PMAQI
24th Oct 2025635 PMAQI
24th Oct 2025686 PMAQI
24th Oct 2025667 PMAQI
24th Oct 2025678 PMAQI
24th Oct 2025759 PMAQI
24th Oct 20257210 PMAQI
24th Oct 20258811 PMAQI
25th Oct 20259412 AMAQI
25th Oct 2025961 AMAQI
25th Oct 2025922 AMAQI
25th Oct 2025863 AMAQI
25th Oct 2025854 AMAQI
20°C18/22°C
25th Oct 2025875 AMAQI
25th Oct 2025776 AMAQI
25th Oct 2025747 AMAQI
25th Oct 2025828 AMAQI
25th Oct 2025839 AMAQI
25th Oct 20258710 AMAQI
25th Oct 20258811 AMAQI
25th Oct 20259812 PMAQI
25th Oct 2025991 PMAQI
25th Oct 20251052 PMAQI
25th Oct 2025943 PMAQI
25th Oct 2025914 PMAQI
25th Oct 20251135 PMAQI
25th Oct 20251246 PMAQI
25th Oct 20251327 PMAQI
25th Oct 20251288 PMAQI
25th Oct 20251319 PMAQI
25th Oct 202513010 PMAQI
25th Oct 202513011 PMAQI
26th Oct 202512312 AMAQI
26th Oct 20251211 AMAQI
26th Oct 20251332 AMAQI
26th Oct 20251283 AMAQI
26th Oct 20251204 AMAQI
22°C18/27°C
26th Oct 20251265 AMAQI
26th Oct 20251376 AMAQI
26th Oct 20251317 AMAQI
26th Oct 20251268 AMAQI
26th Oct 20251189 AMAQI
26th Oct 202511910 AMAQI
26th Oct 20258811 AMAQI
26th Oct 20258812 PMAQI
26th Oct 2025851 PMAQI
26th Oct 2025822 PMAQI
26th Oct 2025793 PMAQI
26th Oct 2025784 PMAQI
26th Oct 2025795 PMAQI
26th Oct 2025766 PMAQI
26th Oct 2025837 PMAQI
26th Oct 2025988 PMAQI
26th Oct 2025969 PMAQI
26th Oct 20258910 PMAQI
26th Oct 20258011 PMAQI
27th Oct 20257012 AMAQI
27th Oct 2025581 AMAQI
27th Oct 2025492 AMAQI
27th Oct 2025513 AMAQI
27th Oct 2025614 AMAQI
--°C/°C
27th Oct 2025645 AMAQI
5 AM27th Oct 2025636 AMAQI
11 AM
5 PM
11 PM
4 AM
--°C/°C
Day time
Avg. Highest Time
5 AM - 11 AM
94AQI
7 hours / Day
210 hours / Month
Avg. Lowest Time
3 PM - 5 PM
77AQI
3 hours / Day
90 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 5 AM to 11 AM (Avg. 94), while the lowest AQI was between 3 PM to 5 PM (Avg. 77).
Night time
Avg. Highest Time
3 AM - 4 AM
93AQI
2 hours / Day
60 hours / Month
Avg. Lowest Time
6 PM
82AQI
1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 3 AM to 4 AM (Avg. 93), while the lowest AQI was between 6 PM to 6 PM (Avg. 82).
2025 Days Vs Air Quality
Pho Nguyen Duy Trinh, Hanoi, Ha Noi, Vietnam
2025
14%
41
65%
193
19%
56
3%
9
Total number of days with different AQI categories in last 299 days in 2025 (66 days remaining)
Good
41 DaysModerate
193 DaysPoor
56 DaysUnhealthy
9 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 14%
Health Risk Level:
Extreme
In 2025, 14% of 299 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
Pho Nguyen Duy Trinh, 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
140AQI
140AQI
2nd January 2025
184AQI
184AQI
3rd January 2025
138AQI
138AQI
4th January 2025
109AQI
109AQI
5th January 2025
124AQI
124AQI
6th January 2025
128AQI
128AQI
7th January 2025
138AQI
138AQI
8th January 2025
138AQI
138AQI
9th January 2025
150AQI
150AQI
10th January 2025
102AQI
102AQI
11th January 2025
112AQI
112AQI
12th January 2025
124AQI
124AQI
13th January 2025
144AQI
144AQI
14th January 2025
152AQI
152AQI
15th January 2025
150AQI
150AQI
16th January 2025
148AQI
148AQI
17th January 2025
158AQI
158AQI
18th January 2025
167AQI
167AQI
19th January 2025
165AQI
165AQI
20th January 2025
178AQI
178AQI
21st January 2025
160AQI
160AQI
22nd January 2025
158AQI
158AQI
23rd January 2025
142AQI
142AQI
24th January 2025
137AQI
137AQI
25th January 2025
110AQI
110AQI
26th January 2025
77AQI
77AQI
27th January 2025
102AQI
102AQI
28th January 2025
90AQI
90AQI
29th January 2025
130AQI
130AQI
30th January 2025
115AQI
115AQI
31st January 2025
98AQI
98AQI
1st February 2025
90AQI
90AQI
2nd February 2025
79AQI
79AQI
3rd February 2025
62AQI
62AQI
4th February 2025
77AQI
77AQI
5th February 2025
108AQI
108AQI
6th February 2025
107AQI
107AQI
7th February 2025
55AQI
55AQI
8th February 2025
68AQI
68AQI
9th February 2025
89AQI
89AQI
10th February 2025
138AQI
138AQI
11th February 2025
146AQI
146AQI
12th February 2025
165AQI
165AQI
13th February 2025
141AQI
141AQI
14th February 2025
137AQI
137AQI
15th February 2025
147AQI
147AQI
16th February 2025
78AQI
78AQI
17th February 2025
113AQI
113AQI
18th February 2025
73AQI
73AQI
19th February 2025
94AQI
94AQI
20th February 2025
136AQI
136AQI
21st February 2025
114AQI
114AQI
22nd February 2025
132AQI
132AQI
23rd February 2025
71AQI
71AQI
24th February 2025
79AQI
79AQI
25th February 2025
92AQI
92AQI
26th February 2025
84AQI
84AQI
27th February 2025
139AQI
139AQI
28th February 2025
104AQI
104AQI
1st March 2025
114AQI
114AQI
2nd March 2025
87AQI
87AQI
3rd March 2025
87AQI
87AQI
4th March 2025
91AQI
91AQI
5th March 2025
96AQI
96AQI
6th March 2025
73AQI
73AQI
7th March 2025
79AQI
79AQI
8th March 2025
104AQI
104AQI
9th March 2025
133AQI
133AQI
10th March 2025
142AQI
142AQI
11th March 2025
124AQI
124AQI
12th March 2025
99AQI
99AQI
13th March 2025
88AQI
88AQI
14th March 2025
94AQI
94AQI
15th March 2025
83AQI
83AQI
16th March 2025
68AQI
68AQI
17th March 2025
89AQI
89AQI
18th March 2025
86AQI
86AQI
19th March 2025
84AQI
84AQI
20th March 2025
97AQI
97AQI
21st March 2025
124AQI
124AQI
22nd March 2025
119AQI
119AQI
23rd March 2025
122AQI
122AQI
24th March 2025
133AQI
133AQI
25th March 2025
110AQI
110AQI
26th March 2025
81AQI
81AQI
27th March 2025
89AQI
89AQI
28th March 2025
91AQI
91AQI
29th March 2025
68AQI
68AQI
30th March 2025
52AQI
52AQI
31st March 2025
61AQI
61AQI
1st April 2025
77AQI
77AQI
2nd April 2025
105AQI
105AQI
3rd April 2025
85AQI
85AQI
4th April 2025
137AQI
137AQI
5th April 2025
91AQI
91AQI
6th April 2025
99AQI
99AQI
7th April 2025
93AQI
93AQI
8th April 2025
97AQI
97AQI
9th April 2025
87AQI
87AQI
10th April 2025
86AQI
86AQI
11th April 2025
85AQI
85AQI
12th April 2025
91AQI
91AQI
13th April 2025
84AQI
84AQI
14th April 2025
89AQI
89AQI
15th April 2025
95AQI
95AQI
16th April 2025
94AQI
94AQI
17th April 2025
92AQI
92AQI
18th April 2025
94AQI
94AQI
19th April 2025
88AQI
88AQI
20th April 2025
79AQI
79AQI
21st April 2025
82AQI
82AQI
22nd April 2025
88AQI
88AQI
23rd April 2025
87AQI
87AQI
24th April 2025
79AQI
79AQI
25th April 2025
71AQI
71AQI
26th April 2025
73AQI
73AQI
27th April 2025
59AQI
59AQI
28th April 2025
55AQI
55AQI
29th April 2025
77AQI
77AQI
30th April 2025
65AQI
65AQI
1st May 2025
59AQI
59AQI
2nd May 2025
76AQI
76AQI
3rd May 2025
82AQI
82AQI
4th May 2025
80AQI
80AQI
5th May 2025
88AQI
88AQI
6th May 2025
82AQI
82AQI
7th May 2025
81AQI
81AQI
8th May 2025
80AQI
80AQI
9th May 2025
84AQI
84AQI
10th May 2025
82AQI
82AQI
11th May 2025
54AQI
54AQI
12th May 2025
74AQI
74AQI
13th May 2025
67AQI
67AQI
14th May 2025
67AQI
67AQI
15th May 2025
63AQI
63AQI
16th May 2025
66AQI
66AQI
17th May 2025
49AQI
49AQI
18th May 2025
60AQI
60AQI
19th May 2025
53AQI
53AQI
20th May 2025
60AQI
60AQI
21st May 2025
61AQI
61AQI
22nd May 2025
60AQI
60AQI
23rd May 2025
55AQI
55AQI
24th May 2025
52AQI
52AQI
25th May 2025
56AQI
56AQI
26th May 2025
65AQI
65AQI
27th May 2025
93AQI
93AQI
28th May 2025
93AQI
93AQI
29th May 2025
66AQI
66AQI
30th May 2025
70AQI
70AQI
31st May 2025
69AQI
69AQI
1st June 2025
46AQI
46AQI
2nd June 2025
48AQI
48AQI
3rd June 2025
49AQI
49AQI
4th June 2025
63AQI
63AQI
5th June 2025
77AQI
77AQI
6th June 2025
62AQI
62AQI
7th June 2025
57AQI
57AQI
8th June 2025
62AQI
62AQI
9th June 2025
70AQI
70AQI
10th June 2025
62AQI
62AQI
11th June 2025
63AQI
63AQI
12th June 2025
59AQI
59AQI
13th June 2025
50AQI
50AQI
14th June 2025
55AQI
55AQI
15th June 2025
68AQI
68AQI
16th June 2025
56AQI
56AQI
17th June 2025
60AQI
60AQI
18th June 2025
54AQI
54AQI
19th June 2025
59AQI
59AQI
20th June 2025
62AQI
62AQI
21st June 2025
61AQI
61AQI
22nd June 2025
63AQI
63AQI
23rd June 2025
62AQI
62AQI
24th June 2025
63AQI
63AQI
25th June 2025
59AQI
59AQI
26th June 2025
61AQI
61AQI
27th June 2025
60AQI
60AQI
28th June 2025
56AQI
56AQI
29th June 2025
59AQI
59AQI
30th June 2025
54AQI
54AQI
1st July 2025
51AQI
51AQI
2nd July 2025
52AQI
52AQI
3rd July 2025
55AQI
55AQI
4th July 2025
64AQI
64AQI
5th July 2025
64AQI
64AQI
6th July 2025
59AQI
59AQI
7th July 2025
67AQI
67AQI
8th July 2025
60AQI
60AQI
9th July 2025
66AQI
66AQI
10th July 2025
58AQI
58AQI
11th July 2025
58AQI
58AQI
12th July 2025
56AQI
56AQI
13th July 2025
59AQI
59AQI
14th July 2025
70AQI
70AQI
15th July 2025
78AQI
78AQI
16th July 2025
62AQI
62AQI
17th July 2025
63AQI
63AQI
18th July 2025
60AQI
60AQI
19th July 2025
69AQI
69AQI
20th July 2025
61AQI
61AQI
21st July 2025
60AQI
60AQI
22nd July 2025
51AQI
51AQI
23rd July 2025
53AQI
53AQI
24th July 2025
50AQI
50AQI
25th July 2025
58AQI
58AQI
26th July 2025
61AQI
61AQI
27th July 2025
61AQI
61AQI
28th July 2025
64AQI
64AQI
29th July 2025
68AQI
68AQI
30th July 2025
63AQI
63AQI
31st July 2025
60AQI
60AQI
1st August 2025
53AQI
53AQI
2nd August 2025
53AQI
53AQI
3rd August 2025
56AQI
56AQI
4th August 2025
56AQI
56AQI
5th August 2025
55AQI
55AQI
6th August 2025
54AQI
54AQI
7th August 2025
54AQI
54AQI
8th August 2025
57AQI
57AQI
9th August 2025
55AQI
55AQI
10th August 2025
56AQI
56AQI
11th August 2025
56AQI
56AQI
12th August 2025
51AQI
51AQI
13th August 2025
53AQI
53AQI
14th August 2025
54AQI
54AQI
15th August 2025
46AQI
46AQI
16th August 2025
44AQI
44AQI
17th August 2025
41AQI
41AQI
18th August 2025
39AQI
39AQI
19th August 2025
43AQI
43AQI
20th August 2025
43AQI
43AQI
21st August 2025
46AQI
46AQI
22nd August 2025
49AQI
49AQI
23rd August 2025
47AQI
47AQI
24th August 2025
46AQI
46AQI
25th August 2025
38AQI
38AQI
26th August 2025
35AQI
35AQI
27th August 2025
39AQI
39AQI
28th August 2025
46AQI
46AQI
29th August 2025
45AQI
45AQI
30th August 2025
39AQI
39AQI
31st August 2025
40AQI
40AQI
1st September 2025
42AQI
42AQI
2nd September 2025
42AQI
42AQI
3rd September 2025
41AQI
41AQI
4th September 2025
51AQI
51AQI
5th September 2025
41AQI
41AQI
6th September 2025
40AQI
40AQI
7th September 2025
49AQI
49AQI
8th September 2025
57AQI
57AQI
9th September 2025
52AQI
52AQI
10th September 2025
51AQI
51AQI
11th September 2025
45AQI
45AQI
12th September 2025
42AQI
42AQI
13th September 2025
41AQI
41AQI
14th September 2025
42AQI
42AQI
15th September 2025
46AQI
46AQI
16th September 2025
49AQI
49AQI
17th September 2025
50AQI
50AQI
18th September 2025
56AQI
56AQI
19th September 2025
57AQI
57AQI
20th September 2025
62AQI
62AQI
21st September 2025
66AQI
66AQI
22nd September 2025
63AQI
63AQI
23rd September 2025
64AQI
64AQI
24th September 2025
61AQI
61AQI
25th September 2025
53AQI
53AQI
26th September 2025
54AQI
54AQI
27th September 2025
34AQI
34AQI
28th September 2025
41AQI
41AQI
29th September 2025
36AQI
36AQI
30th September 2025
36AQI
36AQI
1st October 2025
64AQI
64AQI
2nd October 2025
85AQI
85AQI
3rd October 2025
77AQI
77AQI
4th October 2025
96AQI
96AQI
5th October 2025
122AQI
122AQI
6th October 2025
126AQI
126AQI
7th October 2025
64AQI
64AQI
8th October 2025
74AQI
74AQI
9th October 2025
132AQI
132AQI
10th October 2025
147AQI
147AQI
11th October 2025
136AQI
136AQI
12th October 2025
143AQI
143AQI
13th October 2025
92AQI
92AQI
14th October 2025
93AQI
93AQI
15th October 2025
77AQI
77AQI
16th October 2025
85AQI
85AQI
17th October 2025
108AQI
108AQI
18th October 2025
113AQI
113AQI
19th October 2025
132AQI
132AQI
20th October 2025
92AQI
92AQI
21st October 2025
61AQI
61AQI
22nd October 2025
50AQI
50AQI
23rd October 2025
62AQI
62AQI
24th October 2025
72AQI
72AQI
25th October 2025
101AQI
101AQI
26th October 2025
121AQI
121AQI
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
134AQI
104AQI
96AQI
86AQI
69AQI
59AQI
61AQI
48AQI
49AQI
97AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202580AQI
3
20
8
14
13
1
21
10
28
2
1
30
4
26
1
30
17
14
17
13
1
14
11
41
193
56
9
Highest AQI recorded in
January134AQI
Lowest AQI recorded in
August48AQI
202490AQI
1
10
15
5
2
7
18
2
4
15
9
3
23
4
2
24
5
27
3
8
23
13
12
5
1
3
6
6
1
1
26
3
18
12
1
33
163
100
22
Highest AQI recorded in
March134AQI
Lowest AQI recorded in
October50AQI
202397AQI
2
15
11
3
1
15
11
1
2
10
18
1
6
10
14
6
18
7
22
8
27
4
20
11
10
14
6
7
9
4
2
10
6
11
1
7
16
6
1
95
92
89
71
6
Highest AQI recorded in
January150AQI
Lowest AQI recorded in
July31AQI
2022127AQI
1
2
11
13
6
3
3
11
13
3
15
24
21
Highest AQI recorded in
October136AQI
Lowest AQI recorded in
November120AQI
Most & Least Polluted Years Over the Last 4 Years
Most Polluted Year Recorded
2022(Avg.)
127AQILeast Polluted Year Recorded
2025(Avg.)
80AQIPho Nguyen Duy Trinh's annual 2025 AQI (80) shows an average percentage change of -22.007% (improved AQI) compared to previous years: 2022 (127), 2023 (97), 2024 (90).
