Hukou, Zhubei, Hsinchu, Taiwan 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+
September Air Quality Analysis
Hukou, Zhubei, Hsinchu, Taiwan
2021
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
30th Sep 2022
91AQILowest AQI recorded on
21st Sep 2024
15AQISame Day Analysis (18th September ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 4th highest AQI at 51 of Moderate air quality, showing improvement over 2023, 2022 and 2021 on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 18th Sep - 19th Sep 2025
Hukou, Zhubei, Hsinchu, Taiwan
AQI
Day
Night
.
5 AM18th Sep 2025
6 PM
4 AM19th Sep 2025
Day time
Avg. Highest Time
5PM18th Sep
63AQI
Avg. Lowest Time
11AM18th Sep
35AQI
Night time
Avg. Highest Time
7PM18th Sep
63AQI
Avg. Lowest Time
4AM19th Sep
52AQI
In the last 24 hours,
Hukou's AQI reached its highest point of 63 at 5 PM during the Day, while the lowest point, 35, was recorded at 11 AM during the Day between 18th Sep and 19th Sep 2025.
Day & Night AQI Trend : Aug - Sep 2025
Hukou, Zhubei, Hsinchu, Taiwan
AugSep
20th - 21st21st - 22nd22nd - 23rd23rd - 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
Day
Night
20th Aug 2025455 AMAQI
20th Aug 2025466 AMAQI
20th Aug 2025467 AMAQI
20th Aug 2025338 AMAQI
20th Aug 2025359 AMAQI
20th Aug 20253510 AMAQI
20th Aug 20253811 AMAQI
20th Aug 20253612 PMAQI
20th Aug 2025431 PMAQI
20th Aug 2025382 PMAQI
20th Aug 2025423 PMAQI
20th Aug 2025364 PMAQI
20th Aug 2025305 PMAQI
20th Aug 2025366 PMAQI
20th Aug 2025417 PMAQI
20th Aug 2025418 PMAQI
20th Aug 2025429 PMAQI
20th Aug 20254310 PMAQI
20th Aug 20254111 PMAQI
21st Aug 20254412 AMAQI
21st Aug 2025481 AMAQI
21st Aug 2025462 AMAQI
21st Aug 2025453 AMAQI
21st Aug 2025434 AMAQI
29°C27/32°C
21st Aug 2025435 AMAQI
21st Aug 2025476 AMAQI
21st Aug 2025477 AMAQI
21st Aug 2025288 AMAQI
21st Aug 2025419 AMAQI
21st Aug 20252910 AMAQI
21st Aug 20253411 AMAQI
21st Aug 20253112 PMAQI
21st Aug 2025361 PMAQI
21st Aug 2025342 PMAQI
21st Aug 2025303 PMAQI
21st Aug 2025384 PMAQI
21st Aug 2025425 PMAQI
21st Aug 2025436 PMAQI
21st Aug 2025437 PMAQI
21st Aug 2025458 PMAQI
21st Aug 2025459 PMAQI
21st Aug 20254610 PMAQI
21st Aug 20254211 PMAQI
22nd Aug 20254412 AMAQI
22nd Aug 2025461 AMAQI
22nd Aug 2025452 AMAQI
22nd Aug 2025443 AMAQI
22nd Aug 2025424 AMAQI
29°C26/33°C
22nd Aug 2025435 AMAQI
22nd Aug 2025426 AMAQI
22nd Aug 2025427 AMAQI
22nd Aug 2025498 AMAQI
22nd Aug 2025409 AMAQI
22nd Aug 20255410 AMAQI
22nd Aug 20255611 AMAQI
22nd Aug 20255112 PMAQI
22nd Aug 2025581 PMAQI
22nd Aug 2025602 PMAQI
22nd Aug 2025543 PMAQI
22nd Aug 2025504 PMAQI
22nd Aug 2025435 PMAQI
22nd Aug 2025516 PMAQI
22nd Aug 2025497 PMAQI
22nd Aug 2025468 PMAQI
22nd Aug 2025429 PMAQI
22nd Aug 20254210 PMAQI
22nd Aug 20254211 PMAQI
23rd Aug 20254512 AMAQI
23rd Aug 2025441 AMAQI
23rd Aug 2025442 AMAQI
23rd Aug 2025473 AMAQI
23rd Aug 2025484 AMAQI
30°C27/33°C
23rd Aug 2025475 AMAQI
23rd Aug 2025486 AMAQI
23rd Aug 2025477 AMAQI
23rd Aug 2025578 AMAQI
23rd Aug 2025589 AMAQI
23rd Aug 20255310 AMAQI
23rd Aug 20255411 AMAQI
23rd Aug 20254512 PMAQI
23rd Aug 2025421 PMAQI
23rd Aug 2025402 PMAQI
23rd Aug 2025363 PMAQI
23rd Aug 2025404 PMAQI
23rd Aug 2025445 PMAQI
23rd Aug 2025446 PMAQI
23rd Aug 2025457 PMAQI
23rd Aug 2025498 PMAQI
23rd Aug 2025539 PMAQI
23rd Aug 20254810 PMAQI
23rd Aug 20255011 PMAQI
24th Aug 20254912 AMAQI
24th Aug 2025461 AMAQI
24th Aug 2025462 AMAQI
24th Aug 2025483 AMAQI
24th Aug 2025484 AMAQI
30°C27/33°C
24th Aug 2025485 AMAQI
24th Aug 2025486 AMAQI
24th Aug 2025487 AMAQI
24th Aug 2025538 AMAQI
24th Aug 2025539 AMAQI
24th Aug 20255110 AMAQI
24th Aug 20255011 AMAQI
24th Aug 20254612 PMAQI
24th Aug 2025491 PMAQI
24th Aug 2025452 PMAQI
24th Aug 2025453 PMAQI
24th Aug 2025354 PMAQI
24th Aug 2025345 PMAQI
24th Aug 2025396 PMAQI
24th Aug 2025427 PMAQI
24th Aug 2025508 PMAQI
24th Aug 2025509 PMAQI
24th Aug 20254810 PMAQI
24th Aug 20254811 PMAQI
25th Aug 20254612 AMAQI
25th Aug 2025471 AMAQI
25th Aug 2025482 AMAQI
25th Aug 2025473 AMAQI
25th Aug 2025514 AMAQI
30°C27/33°C
25th Aug 2025485 AMAQI
25th Aug 2025486 AMAQI
25th Aug 2025507 AMAQI
25th Aug 2025478 AMAQI
25th Aug 2025509 AMAQI
25th Aug 20254010 AMAQI
25th Aug 20254011 AMAQI
25th Aug 20254212 PMAQI
25th Aug 2025431 PMAQI
25th Aug 2025372 PMAQI
25th Aug 2025323 PMAQI
25th Aug 2025394 PMAQI
25th Aug 2025355 PMAQI
25th Aug 2025306 PMAQI
25th Aug 2025417 PMAQI
25th Aug 2025448 PMAQI
25th Aug 2025439 PMAQI
25th Aug 20254410 PMAQI
25th Aug 20254211 PMAQI
26th Aug 20254412 AMAQI
26th Aug 2025501 AMAQI
26th Aug 2025492 AMAQI
26th Aug 2025483 AMAQI
26th Aug 2025484 AMAQI
30°C27/34°C
26th Aug 2025485 AMAQI
26th Aug 2025486 AMAQI
26th Aug 2025527 AMAQI
26th Aug 2025308 AMAQI
26th Aug 2025319 AMAQI
26th Aug 20252810 AMAQI
26th Aug 20253611 AMAQI
26th Aug 20253312 PMAQI
26th Aug 2025421 PMAQI
26th Aug 2025382 PMAQI
26th Aug 2025513 PMAQI
26th Aug 2025444 PMAQI
26th Aug 2025325 PMAQI
26th Aug 2025406 PMAQI
26th Aug 2025347 PMAQI
26th Aug 2025378 PMAQI
26th Aug 2025389 PMAQI
26th Aug 20253610 PMAQI
26th Aug 20253611 PMAQI
27th Aug 20254612 AMAQI
27th Aug 2025501 AMAQI
27th Aug 2025482 AMAQI
27th Aug 2025473 AMAQI
27th Aug 2025454 AMAQI
30°C27/33°C
27th Aug 2025445 AMAQI
27th Aug 2025456 AMAQI
27th Aug 2025447 AMAQI
27th Aug 2025368 AMAQI
27th Aug 2025339 AMAQI
27th Aug 20253110 AMAQI
27th Aug 20252911 AMAQI
27th Aug 20253812 PMAQI
27th Aug 2025461 PMAQI
27th Aug 2025442 PMAQI
27th Aug 2025413 PMAQI
27th Aug 2025354 PMAQI
27th Aug 2025245 PMAQI
27th Aug 2025306 PMAQI
27th Aug 2025397 PMAQI
27th Aug 2025468 PMAQI
27th Aug 2025459 PMAQI
27th Aug 20254010 PMAQI
27th Aug 20253811 PMAQI
28th Aug 20254412 AMAQI
28th Aug 2025481 AMAQI
28th Aug 2025482 AMAQI
28th Aug 2025463 AMAQI
28th Aug 2025444 AMAQI
28°C26/31°C
28th Aug 2025445 AMAQI
28th Aug 2025446 AMAQI
28th Aug 2025437 AMAQI
28th Aug 2025428 AMAQI
28th Aug 2025409 AMAQI
28th Aug 20253110 AMAQI
28th Aug 20253511 AMAQI
28th Aug 20254212 PMAQI
28th Aug 2025471 PMAQI
28th Aug 2025422 PMAQI
28th Aug 2025403 PMAQI
28th Aug 2025404 PMAQI
28th Aug 2025405 PMAQI
28th Aug 2025406 PMAQI
28th Aug 2025427 PMAQI
28th Aug 2025468 PMAQI
28th Aug 2025459 PMAQI
28th Aug 20254110 PMAQI
28th Aug 20254211 PMAQI
29th Aug 20254012 AMAQI
29th Aug 2025481 AMAQI
29th Aug 2025482 AMAQI
29th Aug 2025453 AMAQI
29th Aug 2025454 AMAQI
29°C26/33°C
29th Aug 2025465 AMAQI
29th Aug 2025476 AMAQI
29th Aug 2025487 AMAQI
29th Aug 2025308 AMAQI
29th Aug 2025329 AMAQI
29th Aug 20253010 AMAQI
29th Aug 20253211 AMAQI
29th Aug 20252512 PMAQI
29th Aug 2025281 PMAQI
29th Aug 2025322 PMAQI
29th Aug 2025253 PMAQI
29th Aug 2025214 PMAQI
29th Aug 2025215 PMAQI
29th Aug 2025246 PMAQI
29th Aug 2025347 PMAQI
29th Aug 2025418 PMAQI
29th Aug 2025439 PMAQI
29th Aug 20254310 PMAQI
29th Aug 20254811 PMAQI
30th Aug 20254412 AMAQI
30th Aug 2025461 AMAQI
30th Aug 2025452 AMAQI
30th Aug 2025423 AMAQI
30th Aug 2025414 AMAQI
30°C27/33°C
30th Aug 2025425 AMAQI
30th Aug 2025426 AMAQI
30th Aug 2025427 AMAQI
30th Aug 2025318 AMAQI
30th Aug 2025469 AMAQI
30th Aug 20254410 AMAQI
30th Aug 20253811 AMAQI
30th Aug 20254312 PMAQI
30th Aug 2025481 PMAQI
30th Aug 2025442 PMAQI
30th Aug 2025393 PMAQI
30th Aug 2025364 PMAQI
30th Aug 2025305 PMAQI
30th Aug 2025346 PMAQI
30th Aug 2025367 PMAQI
30th Aug 2025378 PMAQI
30th Aug 2025429 PMAQI
30th Aug 20254810 PMAQI
30th Aug 20254811 PMAQI
31st Aug 20254412 AMAQI
31st Aug 2025451 AMAQI
31st Aug 2025472 AMAQI
31st Aug 2025463 AMAQI
31st Aug 2025444 AMAQI
29°C27/32°C
31st Aug 2025465 AMAQI
31st Aug 2025416 AMAQI
31st Aug 2025437 AMAQI
31st Aug 2025488 AMAQI
31st Aug 2025559 AMAQI
31st Aug 20255310 AMAQI
31st Aug 20254811 AMAQI
31st Aug 20254412 PMAQI
31st Aug 2025501 PMAQI
31st Aug 2025432 PMAQI
31st Aug 2025463 PMAQI
31st Aug 2025424 PMAQI
31st Aug 2025515 PMAQI
31st Aug 2025446 PMAQI
31st Aug 2025467 PMAQI
31st Aug 2025488 PMAQI
31st Aug 2025509 PMAQI
31st Aug 20255210 PMAQI
31st Aug 20255011 PMAQI
1st Sep 20254812 AMAQI
1st Sep 2025451 AMAQI
1st Sep 2025442 AMAQI
1st Sep 2025443 AMAQI
1st Sep 2025454 AMAQI
29°C27/32°C
1st Sep 2025465 AMAQI
1st Sep 2025486 AMAQI
1st Sep 2025487 AMAQI
1st Sep 2025488 AMAQI
1st Sep 2025509 AMAQI
1st Sep 20255210 AMAQI
1st Sep 20255511 AMAQI
1st Sep 20255612 PMAQI
1st Sep 2025581 PMAQI
1st Sep 2025592 PMAQI
1st Sep 2025563 PMAQI
1st Sep 2025604 PMAQI
1st Sep 2025585 PMAQI
1st Sep 2025556 PMAQI
1st Sep 2025567 PMAQI
1st Sep 2025588 PMAQI
1st Sep 2025559 PMAQI
1st Sep 20255410 PMAQI
1st Sep 20255211 PMAQI
2nd Sep 20255012 AMAQI
2nd Sep 2025461 AMAQI
2nd Sep 2025462 AMAQI
2nd Sep 2025463 AMAQI
2nd Sep 2025494 AMAQI
28°C27/31°C
2nd Sep 2025485 AMAQI
2nd Sep 2025486 AMAQI
2nd Sep 2025507 AMAQI
2nd Sep 2025628 AMAQI
2nd Sep 2025609 AMAQI
2nd Sep 20255510 AMAQI
2nd Sep 20255511 AMAQI
2nd Sep 20255612 PMAQI
2nd Sep 2025511 PMAQI
2nd Sep 2025482 PMAQI
2nd Sep 2025513 PMAQI
2nd Sep 2025574 PMAQI
2nd Sep 2025525 PMAQI
2nd Sep 2025536 PMAQI
2nd Sep 2025557 PMAQI
2nd Sep 2025518 PMAQI
2nd Sep 2025499 PMAQI
2nd Sep 20254710 PMAQI
2nd Sep 20254711 PMAQI
3rd Sep 20255012 AMAQI
3rd Sep 2025501 AMAQI
3rd Sep 2025512 AMAQI
3rd Sep 2025513 AMAQI
3rd Sep 2025524 AMAQI
28°C26/30°C
3rd Sep 2025525 AMAQI
3rd Sep 2025516 AMAQI
3rd Sep 2025527 AMAQI
3rd Sep 2025548 AMAQI
3rd Sep 2025609 AMAQI
3rd Sep 20256110 AMAQI
3rd Sep 20256311 AMAQI
3rd Sep 20256112 PMAQI
3rd Sep 2025601 PMAQI
3rd Sep 2025582 PMAQI
3rd Sep 2025553 PMAQI
3rd Sep 2025624 PMAQI
3rd Sep 2025575 PMAQI
3rd Sep 2025586 PMAQI
3rd Sep 2025567 PMAQI
3rd Sep 2025468 PMAQI
3rd Sep 2025489 PMAQI
3rd Sep 20255110 PMAQI
3rd Sep 20255211 PMAQI
4th Sep 20254912 AMAQI
4th Sep 2025491 AMAQI
4th Sep 2025502 AMAQI
4th Sep 2025513 AMAQI
4th Sep 2025524 AMAQI
29°C27/32°C
4th Sep 2025525 AMAQI
4th Sep 2025526 AMAQI
4th Sep 2025537 AMAQI
4th Sep 2025668 AMAQI
4th Sep 2025669 AMAQI
4th Sep 20255610 AMAQI
4th Sep 20255211 AMAQI
4th Sep 20256012 PMAQI
4th Sep 2025601 PMAQI
4th Sep 2025572 PMAQI
4th Sep 2025523 PMAQI
4th Sep 2025444 PMAQI
4th Sep 2025425 PMAQI
4th Sep 2025406 PMAQI
4th Sep 2025347 PMAQI
4th Sep 2025298 PMAQI
4th Sep 2025379 PMAQI
4th Sep 20254310 PMAQI
4th Sep 20254411 PMAQI
5th Sep 20253912 AMAQI
5th Sep 2025521 AMAQI
5th Sep 2025522 AMAQI
5th Sep 2025533 AMAQI
5th Sep 2025544 AMAQI
29°C27/32°C
5th Sep 2025545 AMAQI
5th Sep 2025556 AMAQI
5th Sep 2025547 AMAQI
5th Sep 2025578 AMAQI
5th Sep 2025609 AMAQI
5th Sep 20255710 AMAQI
5th Sep 20255511 AMAQI
5th Sep 20255912 PMAQI
5th Sep 2025561 PMAQI
5th Sep 2025522 PMAQI
5th Sep 2025563 PMAQI
5th Sep 2025534 PMAQI
5th Sep 2025435 PMAQI
5th Sep 2025376 PMAQI
5th Sep 2025587 PMAQI
5th Sep 2025528 PMAQI
5th Sep 2025469 PMAQI
5th Sep 20254310 PMAQI
5th Sep 20253811 PMAQI
6th Sep 20254712 AMAQI
6th Sep 2025511 AMAQI
6th Sep 2025532 AMAQI
6th Sep 2025543 AMAQI
6th Sep 2025544 AMAQI
29°C26/32°C
6th Sep 2025555 AMAQI
6th Sep 2025546 AMAQI
6th Sep 2025547 AMAQI
6th Sep 2025528 AMAQI
6th Sep 2025409 AMAQI
6th Sep 20254510 AMAQI
6th Sep 20255511 AMAQI
6th Sep 20255112 PMAQI
6th Sep 2025521 PMAQI
6th Sep 2025582 PMAQI
6th Sep 2025583 PMAQI
6th Sep 2025604 PMAQI
6th Sep 2025545 PMAQI
6th Sep 2025626 PMAQI
6th Sep 2025607 PMAQI
6th Sep 2025588 PMAQI
6th Sep 2025589 PMAQI
6th Sep 20255410 PMAQI
6th Sep 20255811 PMAQI
7th Sep 20255412 AMAQI
7th Sep 2025541 AMAQI
7th Sep 2025542 AMAQI
7th Sep 2025543 AMAQI
7th Sep 2025534 AMAQI
29°C27/33°C
7th Sep 2025545 AMAQI
7th Sep 2025546 AMAQI
7th Sep 2025547 AMAQI
7th Sep 2025408 AMAQI
7th Sep 2025359 AMAQI
7th Sep 20254010 AMAQI
7th Sep 20255111 AMAQI
7th Sep 20254912 PMAQI
7th Sep 2025371 PMAQI
7th Sep 2025352 PMAQI
7th Sep 2025283 PMAQI
7th Sep 2025244 PMAQI
7th Sep 2025405 PMAQI
7th Sep 2025326 PMAQI
7th Sep 2025497 PMAQI
7th Sep 2025428 PMAQI
7th Sep 2025419 PMAQI
7th Sep 20254210 PMAQI
7th Sep 20253611 PMAQI
8th Sep 20254712 AMAQI
8th Sep 2025541 AMAQI
8th Sep 2025532 AMAQI
8th Sep 2025523 AMAQI
8th Sep 2025524 AMAQI
29°C27/31°C
8th Sep 2025525 AMAQI
8th Sep 2025526 AMAQI
8th Sep 2025527 AMAQI
8th Sep 2025348 AMAQI
8th Sep 2025249 AMAQI
8th Sep 20251910 AMAQI
8th Sep 20252011 AMAQI
8th Sep 20252112 PMAQI
8th Sep 2025241 PMAQI
8th Sep 2025242 PMAQI
8th Sep 2025243 PMAQI
8th Sep 2025264 PMAQI
8th Sep 2025235 PMAQI
8th Sep 2025306 PMAQI
8th Sep 2025387 PMAQI
8th Sep 2025448 PMAQI
8th Sep 2025429 PMAQI
8th Sep 20254210 PMAQI
8th Sep 20254111 PMAQI
9th Sep 20254612 AMAQI
9th Sep 2025541 AMAQI
9th Sep 2025532 AMAQI
9th Sep 2025523 AMAQI
9th Sep 2025514 AMAQI
29°C26/32°C
9th Sep 2025485 AMAQI
9th Sep 2025466 AMAQI
9th Sep 2025477 AMAQI
9th Sep 2025408 AMAQI
9th Sep 2025399 AMAQI
9th Sep 20253610 AMAQI
9th Sep 20253111 AMAQI
9th Sep 20254412 PMAQI
9th Sep 2025361 PMAQI
9th Sep 2025352 PMAQI
9th Sep 2025313 PMAQI
9th Sep 2025284 PMAQI
9th Sep 2025325 PMAQI
9th Sep 2025376 PMAQI
9th Sep 2025417 PMAQI
9th Sep 2025448 PMAQI
9th Sep 2025439 PMAQI
9th Sep 20254610 PMAQI
9th Sep 20254411 PMAQI
10th Sep 20254712 AMAQI
10th Sep 2025521 AMAQI
10th Sep 2025502 AMAQI
10th Sep 2025523 AMAQI
10th Sep 2025484 AMAQI
29°C27/31°C
10th Sep 2025495 AMAQI
10th Sep 2025486 AMAQI
10th Sep 2025487 AMAQI
10th Sep 2025268 AMAQI
10th Sep 2025319 AMAQI
10th Sep 20252510 AMAQI
10th Sep 20252811 AMAQI
10th Sep 20253012 PMAQI
10th Sep 2025371 PMAQI
10th Sep 2025352 PMAQI
10th Sep 2025413 PMAQI
10th Sep 2025374 PMAQI
10th Sep 2025335 PMAQI
10th Sep 2025456 PMAQI
10th Sep 2025507 PMAQI
10th Sep 2025508 PMAQI
10th Sep 2025509 PMAQI
10th Sep 20254910 PMAQI
10th Sep 20254711 PMAQI
11th Sep 20254912 AMAQI
11th Sep 2025501 AMAQI
11th Sep 2025522 AMAQI
11th Sep 2025463 AMAQI
11th Sep 2025464 AMAQI
29°C26/32°C
11th Sep 2025465 AMAQI
11th Sep 2025476 AMAQI
11th Sep 2025477 AMAQI
11th Sep 2025338 AMAQI
11th Sep 2025249 AMAQI
11th Sep 20252810 AMAQI
11th Sep 20253611 AMAQI
11th Sep 20254012 PMAQI
11th Sep 2025451 PMAQI
11th Sep 2025452 PMAQI
11th Sep 2025343 PMAQI
11th Sep 2025384 PMAQI
11th Sep 2025375 PMAQI
11th Sep 2025366 PMAQI
11th Sep 2025437 PMAQI
11th Sep 2025508 PMAQI
11th Sep 2025459 PMAQI
11th Sep 20254410 PMAQI
11th Sep 20254611 PMAQI
12th Sep 20254812 AMAQI
12th Sep 2025511 AMAQI
12th Sep 2025522 AMAQI
12th Sep 2025483 AMAQI
12th Sep 2025474 AMAQI
29°C26/33°C
12th Sep 2025475 AMAQI
12th Sep 2025476 AMAQI
12th Sep 2025487 AMAQI
12th Sep 2025488 AMAQI
12th Sep 2025499 AMAQI
12th Sep 20254710 AMAQI
12th Sep 20254811 AMAQI
12th Sep 20254212 PMAQI
12th Sep 2025421 PMAQI
12th Sep 2025452 PMAQI
12th Sep 2025383 PMAQI
12th Sep 2025354 PMAQI
12th Sep 2025395 PMAQI
12th Sep 2025406 PMAQI
12th Sep 2025467 PMAQI
12th Sep 2025508 PMAQI
12th Sep 2025539 PMAQI
12th Sep 20255010 PMAQI
12th Sep 20254811 PMAQI
13th Sep 20254812 AMAQI
13th Sep 2025471 AMAQI
13th Sep 2025482 AMAQI
13th Sep 2025483 AMAQI
13th Sep 2025494 AMAQI
29°C27/31°C
13th Sep 2025485 AMAQI
13th Sep 2025506 AMAQI
13th Sep 2025487 AMAQI
13th Sep 2025448 AMAQI
13th Sep 2025499 AMAQI
13th Sep 20254710 AMAQI
13th Sep 20254311 AMAQI
13th Sep 20253512 PMAQI
13th Sep 2025341 PMAQI
13th Sep 2025312 PMAQI
13th Sep 2025353 PMAQI
13th Sep 2025324 PMAQI
13th Sep 2025365 PMAQI
13th Sep 2025396 PMAQI
13th Sep 2025447 PMAQI
13th Sep 2025508 PMAQI
13th Sep 2025529 PMAQI
13th Sep 20255010 PMAQI
13th Sep 20254411 PMAQI
14th Sep 20254812 AMAQI
14th Sep 2025491 AMAQI
14th Sep 2025502 AMAQI
14th Sep 2025503 AMAQI
14th Sep 2025474 AMAQI
29°C27/32°C
14th Sep 2025485 AMAQI
14th Sep 2025476 AMAQI
14th Sep 2025487 AMAQI
14th Sep 2025528 AMAQI
14th Sep 2025469 AMAQI
14th Sep 20254910 AMAQI
14th Sep 20255111 AMAQI
14th Sep 20254812 PMAQI
14th Sep 2025531 PMAQI
14th Sep 2025502 PMAQI
14th Sep 2025433 PMAQI
14th Sep 2025504 PMAQI
14th Sep 2025375 PMAQI
14th Sep 2025466 PMAQI
14th Sep 2025507 PMAQI
14th Sep 2025528 PMAQI
14th Sep 2025529 PMAQI
14th Sep 20255010 PMAQI
14th Sep 20255011 PMAQI
15th Sep 20255012 AMAQI
15th Sep 2025491 AMAQI
15th Sep 2025502 AMAQI
15th Sep 2025503 AMAQI
15th Sep 2025504 AMAQI
29°C27/32°C
15th Sep 2025505 AMAQI
15th Sep 2025506 AMAQI
15th Sep 2025507 AMAQI
15th Sep 2025568 AMAQI
15th Sep 2025609 AMAQI
15th Sep 20255810 AMAQI
15th Sep 20255911 AMAQI
15th Sep 20255012 PMAQI
15th Sep 2025381 PMAQI
15th Sep 2025342 PMAQI
15th Sep 2025313 PMAQI
15th Sep 2025264 PMAQI
15th Sep 2025265 PMAQI
15th Sep 2025216 PMAQI
15th Sep 2025367 PMAQI
15th Sep 2025388 PMAQI
15th Sep 2025449 PMAQI
15th Sep 20254610 PMAQI
15th Sep 20254511 PMAQI
16th Sep 20254912 AMAQI
16th Sep 2025511 AMAQI
16th Sep 2025512 AMAQI
16th Sep 2025523 AMAQI
16th Sep 2025524 AMAQI
29°C26/33°C
16th Sep 2025525 AMAQI
16th Sep 2025526 AMAQI
16th Sep 2025517 AMAQI
16th Sep 2025478 AMAQI
16th Sep 2025529 AMAQI
16th Sep 20254810 AMAQI
16th Sep 20255611 AMAQI
16th Sep 20255712 PMAQI
16th Sep 2025531 PMAQI
16th Sep 2025502 PMAQI
16th Sep 2025473 PMAQI
16th Sep 2025504 PMAQI
16th Sep 2025445 PMAQI
16th Sep 2025446 PMAQI
16th Sep 2025487 PMAQI
16th Sep 2025568 PMAQI
16th Sep 2025509 PMAQI
16th Sep 20255010 PMAQI
16th Sep 20254711 PMAQI
17th Sep 20255212 AMAQI
17th Sep 2025511 AMAQI
17th Sep 2025512 AMAQI
17th Sep 2025523 AMAQI
17th Sep 2025514 AMAQI
30°C27/33°C
17th Sep 2025515 AMAQI
17th Sep 2025526 AMAQI
17th Sep 2025527 AMAQI
17th Sep 2025558 AMAQI
17th Sep 2025549 AMAQI
17th Sep 20255410 AMAQI
17th Sep 20255411 AMAQI
17th Sep 20255412 PMAQI
17th Sep 2025561 PMAQI
17th Sep 2025482 PMAQI
17th Sep 2025573 PMAQI
17th Sep 2025594 PMAQI
17th Sep 2025545 PMAQI
17th Sep 2025536 PMAQI
17th Sep 2025527 PMAQI
17th Sep 2025558 PMAQI
17th Sep 2025549 PMAQI
17th Sep 20255310 PMAQI
17th Sep 20255511 PMAQI
18th Sep 20255612 AMAQI
18th Sep 2025511 AMAQI
18th Sep 2025522 AMAQI
18th Sep 2025523 AMAQI
18th Sep 2025524 AMAQI
30°C27/33°C
18th Sep 2025525 AMAQI
18th Sep 2025526 AMAQI
18th Sep 2025527 AMAQI
18th Sep 2025518 AMAQI
18th Sep 2025369 AMAQI
18th Sep 20253610 AMAQI
18th Sep 20253511 AMAQI
18th Sep 20254012 PMAQI
18th Sep 2025491 PMAQI
18th Sep 2025522 PMAQI
18th Sep 2025533 PMAQI
18th Sep 2025564 PMAQI
18th Sep 2025635 PMAQI
18th Sep 2025626 PMAQI
18th Sep 2025637 PMAQI
18th Sep 2025588 PMAQI
18th Sep 2025579 PMAQI
18th Sep 20255810 PMAQI
18th Sep 20255811 PMAQI
19th Sep 20255712 AMAQI
19th Sep 2025541 AMAQI
19th Sep 2025522 AMAQI
19th Sep 2025523 AMAQI
19th Sep 2025524 AMAQI
29°C27/33°C
19th Sep 2025525 AMAQI
5 AM19th Sep 2025526 AMAQI
19th Sep 2025527 AMAQI
19th Sep 2025598 AMAQI
19th Sep 2025689 AMAQI
19th Sep 20258510 AMAQI
19th Sep 20258111 AMAQI
11 AM19th Sep 20259512 PMAQI
19th Sep 20251001 PMAQI
19th Sep 2025982 PMAQI
19th Sep 2025973 PMAQI
19th Sep 20251004 PMAQI
6 PM
11 PM
4 AM
--°C/°C
Day time
Avg. Highest Time
5 AM - 7 AM
48AQI
3 hours / Day
90 hours / Month
Avg. Lowest Time
5 PM
40AQI
1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 5 AM to 7 AM (Avg. 48), while the lowest AQI was between 5 PM to 5 PM (Avg. 40).
Night time
Avg. Highest Time
1 AM - 4 AM
49AQI
4 hours / Day
120 hours / Month
Avg. Lowest Time
7 PM - 11 PM
47AQI
5 hours / Day
150 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 1 AM to 4 AM (Avg. 49), while the lowest AQI was between 7 PM to 11 PM (Avg. 47).
2025 Days Vs Air Quality
Hukou, Zhubei, Hsinchu, Taiwan
2025
53%
139
46%
121
0.3%
1
Total number of days with different AQI categories in last 262 days in 2025 (103 days remaining)
Good
139 DaysModerate
121 DaysPoor
1 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 53%
Health Risk Level:
Considerable
In 2025, 53% of 262 days were within WHO’s safe air quality limits, and 47% exceeded them. The risk of health issues is Considerable, with potential for conditions in sensitive individuals.
Annual Air Quality Insights
Hukou, Zhubei, Hsinchu, Taiwan
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
82AQI
82AQI
2nd January 2025
54AQI
54AQI
3rd January 2025
61AQI
61AQI
4th January 2025
47AQI
47AQI
5th January 2025
59AQI
59AQI
6th January 2025
74AQI
74AQI
7th January 2025
61AQI
61AQI
8th January 2025
56AQI
56AQI
9th January 2025
63AQI
63AQI
10th January 2025
51AQI
51AQI
11th January 2025
45AQI
45AQI
12th January 2025
51AQI
51AQI
13th January 2025
52AQI
52AQI
14th January 2025
67AQI
67AQI
15th January 2025
79AQI
79AQI
16th January 2025
54AQI
54AQI
17th January 2025
54AQI
54AQI
18th January 2025
56AQI
56AQI
19th January 2025
57AQI
57AQI
20th January 2025
68AQI
68AQI
21st January 2025
70AQI
70AQI
22nd January 2025
90AQI
90AQI
23rd January 2025
61AQI
61AQI
24th January 2025
65AQI
65AQI
25th January 2025
64AQI
64AQI
26th January 2025
53AQI
53AQI
27th January 2025
56AQI
56AQI
28th January 2025
56AQI
56AQI
29th January 2025
51AQI
51AQI
30th January 2025
58AQI
58AQI
31st January 2025
67AQI
67AQI
1st February 2025
49AQI
49AQI
2nd February 2025
44AQI
44AQI
3rd February 2025
51AQI
51AQI
4th February 2025
72AQI
72AQI
5th February 2025
55AQI
55AQI
6th February 2025
56AQI
56AQI
7th February 2025
47AQI
47AQI
8th February 2025
53AQI
53AQI
9th February 2025
40AQI
40AQI
10th February 2025
45AQI
45AQI
11th February 2025
51AQI
51AQI
12th February 2025
74AQI
74AQI
13th February 2025
50AQI
50AQI
14th February 2025
53AQI
53AQI
15th February 2025
54AQI
54AQI
16th February 2025
70AQI
70AQI
17th February 2025
86AQI
86AQI
18th February 2025
51AQI
51AQI
19th February 2025
50AQI
50AQI
20th February 2025
55AQI
55AQI
21st February 2025
40AQI
40AQI
22nd February 2025
42AQI
42AQI
23rd February 2025
35AQI
35AQI
24th February 2025
59AQI
59AQI
25th February 2025
64AQI
64AQI
26th February 2025
55AQI
55AQI
27th February 2025
115AQI
115AQI
28th February 2025
85AQI
85AQI
1st March 2025
90AQI
90AQI
2nd March 2025
66AQI
66AQI
3rd March 2025
78AQI
78AQI
4th March 2025
51AQI
51AQI
5th March 2025
43AQI
43AQI
6th March 2025
60AQI
60AQI
7th March 2025
53AQI
53AQI
8th March 2025
53AQI
53AQI
9th March 2025
52AQI
52AQI
10th March 2025
69AQI
69AQI
11th March 2025
83AQI
83AQI
12th March 2025
68AQI
68AQI
13th March 2025
63AQI
63AQI
14th March 2025
61AQI
61AQI
15th March 2025
43AQI
43AQI
16th March 2025
55AQI
55AQI
17th March 2025
66AQI
66AQI
18th March 2025
56AQI
56AQI
19th March 2025
69AQI
69AQI
20th March 2025
60AQI
60AQI
21st March 2025
60AQI
60AQI
22nd March 2025
69AQI
69AQI
23rd March 2025
71AQI
71AQI
24th March 2025
68AQI
68AQI
25th March 2025
68AQI
68AQI
26th March 2025
69AQI
69AQI
27th March 2025
63AQI
63AQI
28th March 2025
63AQI
63AQI
29th March 2025
44AQI
44AQI
30th March 2025
35AQI
35AQI
31st March 2025
31AQI
31AQI
1st April 2025
40AQI
40AQI
2nd April 2025
49AQI
49AQI
3rd April 2025
48AQI
48AQI
4th April 2025
68AQI
68AQI
5th April 2025
65AQI
65AQI
6th April 2025
64AQI
64AQI
7th April 2025
68AQI
68AQI
8th April 2025
80AQI
80AQI
9th April 2025
75AQI
75AQI
10th April 2025
65AQI
65AQI
11th April 2025
76AQI
76AQI
12th April 2025
60AQI
60AQI
13th April 2025
84AQI
84AQI
14th April 2025
74AQI
74AQI
15th April 2025
81AQI
81AQI
16th April 2025
78AQI
78AQI
17th April 2025
81AQI
81AQI
18th April 2025
71AQI
71AQI
19th April 2025
66AQI
66AQI
20th April 2025
57AQI
57AQI
21st April 2025
62AQI
62AQI
22nd April 2025
58AQI
58AQI
23rd April 2025
52AQI
52AQI
24th April 2025
59AQI
59AQI
25th April 2025
43AQI
43AQI
26th April 2025
43AQI
43AQI
27th April 2025
50AQI
50AQI
28th April 2025
54AQI
54AQI
29th April 2025
56AQI
56AQI
30th April 2025
64AQI
64AQI
1st May 2025
63AQI
63AQI
2nd May 2025
69AQI
69AQI
3rd May 2025
67AQI
67AQI
4th May 2025
71AQI
71AQI
5th May 2025
62AQI
62AQI
6th May 2025
64AQI
64AQI
7th May 2025
51AQI
51AQI
8th May 2025
56AQI
56AQI
9th May 2025
47AQI
47AQI
10th May 2025
46AQI
46AQI
11th May 2025
42AQI
42AQI
12th May 2025
56AQI
56AQI
13th May 2025
62AQI
62AQI
14th May 2025
58AQI
58AQI
15th May 2025
53AQI
53AQI
16th May 2025
45AQI
45AQI
17th May 2025
46AQI
46AQI
18th May 2025
38AQI
38AQI
19th May 2025
40AQI
40AQI
20th May 2025
42AQI
42AQI
21st May 2025
36AQI
36AQI
22nd May 2025
48AQI
48AQI
23rd May 2025
42AQI
42AQI
24th May 2025
36AQI
36AQI
25th May 2025
56AQI
56AQI
26th May 2025
51AQI
51AQI
27th May 2025
48AQI
48AQI
28th May 2025
44AQI
44AQI
29th May 2025
32AQI
32AQI
30th May 2025
51AQI
51AQI
31st May 2025
53AQI
53AQI
1st June 2025
56AQI
56AQI
2nd June 2025
44AQI
44AQI
3rd June 2025
37AQI
37AQI
4th June 2025
35AQI
35AQI
5th June 2025
47AQI
47AQI
6th June 2025
43AQI
43AQI
7th June 2025
44AQI
44AQI
8th June 2025
35AQI
35AQI
9th June 2025
41AQI
41AQI
10th June 2025
40AQI
40AQI
11th June 2025
42AQI
42AQI
12th June 2025
36AQI
36AQI
13th June 2025
27AQI
27AQI
14th June 2025
30AQI
30AQI
15th June 2025
35AQI
35AQI
16th June 2025
37AQI
37AQI
17th June 2025
36AQI
36AQI
18th June 2025
39AQI
39AQI
19th June 2025
37AQI
37AQI
20th June 2025
36AQI
36AQI
21st June 2025
34AQI
34AQI
22nd June 2025
29AQI
29AQI
23rd June 2025
32AQI
32AQI
24th June 2025
33AQI
33AQI
25th June 2025
34AQI
34AQI
26th June 2025
34AQI
34AQI
27th June 2025
31AQI
31AQI
28th June 2025
32AQI
32AQI
29th June 2025
34AQI
34AQI
30th June 2025
36AQI
36AQI
1st July 2025
42AQI
42AQI
2nd July 2025
41AQI
41AQI
3rd July 2025
43AQI
43AQI
4th July 2025
49AQI
49AQI
5th July 2025
41AQI
41AQI
6th July 2025
40AQI
40AQI
7th July 2025
35AQI
35AQI
8th July 2025
43AQI
43AQI
9th July 2025
41AQI
41AQI
10th July 2025
41AQI
41AQI
11th July 2025
42AQI
42AQI
12th July 2025
45AQI
45AQI
13th July 2025
47AQI
47AQI
14th July 2025
49AQI
49AQI
15th July 2025
48AQI
48AQI
16th July 2025
49AQI
49AQI
17th July 2025
50AQI
50AQI
18th July 2025
47AQI
47AQI
19th July 2025
42AQI
42AQI
20th July 2025
43AQI
43AQI
21st July 2025
36AQI
36AQI
22nd July 2025
35AQI
35AQI
23rd July 2025
32AQI
32AQI
24th July 2025
31AQI
31AQI
25th July 2025
30AQI
30AQI
26th July 2025
31AQI
31AQI
27th July 2025
41AQI
41AQI
28th July 2025
29AQI
29AQI
29th July 2025
30AQI
30AQI
30th July 2025
33AQI
33AQI
31st July 2025
36AQI
36AQI
1st August 2025
46AQI
46AQI
2nd August 2025
45AQI
45AQI
3rd August 2025
43AQI
43AQI
4th August 2025
42AQI
42AQI
5th August 2025
48AQI
48AQI
6th August 2025
49AQI
49AQI
7th August 2025
49AQI
49AQI
8th August 2025
53AQI
53AQI
9th August 2025
45AQI
45AQI
10th August 2025
39AQI
39AQI
11th August 2025
41AQI
41AQI
12th August 2025
51AQI
51AQI
13th August 2025
45AQI
45AQI
14th August 2025
40AQI
40AQI
15th August 2025
35AQI
35AQI
16th August 2025
36AQI
36AQI
17th August 2025
38AQI
38AQI
18th August 2025
44AQI
44AQI
19th August 2025
46AQI
46AQI
20th August 2025
41AQI
41AQI
21st August 2025
41AQI
41AQI
22nd August 2025
47AQI
47AQI
23rd August 2025
47AQI
47AQI
24th August 2025
47AQI
47AQI
25th August 2025
43AQI
43AQI
26th August 2025
41AQI
41AQI
27th August 2025
40AQI
40AQI
28th August 2025
42AQI
42AQI
29th August 2025
38AQI
38AQI
30th August 2025
41AQI
41AQI
31st August 2025
47AQI
47AQI
1st September 2025
52AQI
52AQI
2nd September 2025
51AQI
51AQI
3rd September 2025
54AQI
54AQI
4th September 2025
47AQI
47AQI
5th September 2025
49AQI
49AQI
6th September 2025
55AQI
55AQI
7th September 2025
45AQI
45AQI
8th September 2025
38AQI
38AQI
9th September 2025
42AQI
42AQI
10th September 2025
43AQI
43AQI
11th September 2025
43AQI
43AQI
12th September 2025
47AQI
47AQI
13th September 2025
44AQI
44AQI
14th September 2025
48AQI
48AQI
15th September 2025
44AQI
44AQI
16th September 2025
50AQI
50AQI
17th September 2025
53AQI
53AQI
18th September 2025
51AQI
51AQI
19th September 2025
20th September 2025
21st September 2025
22nd September 2025
23rd September 2025
24th September 2025
25th September 2025
26th September 2025
27th September 2025
28th September 2025
29th September 2025
30th September 2025
1st October 2025
2nd October 2025
3rd October 2025
4th October 2025
5th October 2025
6th October 2025
7th October 2025
8th October 2025
9th October 2025
10th October 2025
11th October 2025
12th October 2025
13th October 2025
14th October 2025
15th October 2025
16th October 2025
17th October 2025
18th October 2025
19th October 2025
20th October 2025
21st October 2025
22nd October 2025
23rd October 2025
24th October 2025
25th October 2025
26th October 2025
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
61AQI
57AQI
61AQI
63AQI
51AQI
37AQI
40AQI
44AQI
48AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202551AQI
2
29
10
17
1
5
26
6
24
15
16
29
1
31
29
2
12
6
139
121
1
Highest AQI recorded in
April63AQI
Lowest AQI recorded in
June37AQI
202451AQI
7
22
2
10
18
1
3
26
2
3
27
12
19
29
31
19
12
22
8
27
4
24
6
13
17
1
200
159
6
Highest AQI recorded in
March72AQI
Lowest AQI recorded in
July31AQI
202351AQI
14
16
1
12
15
9
21
1
5
25
12
19
27
3
28
3
31
19
11
16
14
1
11
18
13
17
1
197
162
4
Highest AQI recorded in
April67AQI
Lowest AQI recorded in
July34AQI
202247AQI
2
16
5
9
20
2
7
23
28
3
29
1
22
1
13
15
23
8
25
5
26
5
199
87
2
Highest AQI recorded in
January71AQI
Lowest AQI recorded in
June32AQI
202153AQI
8
21
4
18
6
2
25
4
9
21
23
8
30
25
6
23
8
14
16
25
6
17
13
16
15
196
157
10
Highest AQI recorded in
February77AQI
Lowest AQI recorded in
June36AQI
202045AQI
4
9
3
18
14
4
30
30
1
26
5
15
15
16
15
23
7
21
10
182
84
Highest AQI recorded in
April62AQI
Lowest AQI recorded in
June30AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2021(Avg.)
53AQILeast Polluted Year Recorded
2020(Avg.)
45AQIHukou's annual 2025 AQI (51) shows an average percentage change of 4.2% (worsened AQI) compared to previous years: 2020 (45), 2021 (53), 2022 (47), 2023 (51), 2024 (51).
