Northcpc Taoyuan Refinery F4, Taoyuan District, Taoyuan, 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+
November Air Quality Analysis
Northcpc Taoyuan Refinery F4, Taoyuan District, Taoyuan, Taiwan
2021
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
15th Nov 2024
151AQILowest AQI recorded on
10th Nov 2022
21AQISame Day Analysis (17th November ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 1st highest AQI at 62 of Moderate air quality on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 17th Nov - 18th Nov 2025
Northcpc Taoyuan Refinery F4, Taoyuan District, Taoyuan, Taiwan
AQI
Day
Night
.
6 AM17th Nov 2025
5 PM
5 AM18th Nov 2025
Day time
Avg. Highest Time
12AMNaNth undefined
AQI
Avg. Lowest Time
12AMNaNth undefined
AQI
Night time
Avg. Highest Time
6PM17th Nov
60AQI
Avg. Lowest Time
3AM18th Nov
44AQI
In the last 24 hours,
Northcpc Taoyuan Refinery F4's AQI reached its highest point of 60 at 6 PM during the Night, while the lowest point, undefined, was recorded at 5 AM during the Night between 17th Nov and 18th Nov 2025.
Day & Night AQI Trend : Oct - Nov 2025
Northcpc Taoyuan Refinery F4, Taoyuan District, Taoyuan, Taiwan
OctNov
19th - 20th20th - 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
Day
Night
19th Oct 2025486 AMAQI
19th Oct 2025307 AMAQI
19th Oct 2025328 AMAQI
19th Oct 2025389 AMAQI
19th Oct 20253910 AMAQI
19th Oct 20254211 AMAQI
19th Oct 20254112 PMAQI
19th Oct 2025331 PMAQI
19th Oct 2025362 PMAQI
19th Oct 2025413 PMAQI
19th Oct 2025414 PMAQI
19th Oct 2025265 PMAQI
19th Oct 2025246 PMAQI
19th Oct 2025257 PMAQI
19th Oct 2025208 PMAQI
19th Oct 2025199 PMAQI
19th Oct 20251810 PMAQI
19th Oct 20252811 PMAQI
20th Oct 20255412 AMAQI
20th Oct 2025641 AMAQI
20th Oct 2025642 AMAQI
20th Oct 2025643 AMAQI
20th Oct 2025644 AMAQI
20th Oct 2025645 AMAQI
26°C23/30°C
20th Oct 2025636 AMAQI
20th Oct 2025637 AMAQI
20th Oct 2025648 AMAQI
20th Oct 2025639 AMAQI
20th Oct 20256410 AMAQI
20th Oct 20256511 AMAQI
20th Oct 20256312 PMAQI
20th Oct 2025541 PMAQI
20th Oct 2025652 PMAQI
20th Oct 2025563 PMAQI
20th Oct 2025554 PMAQI
20th Oct 2025565 PMAQI
20th Oct 2025556 PMAQI
20th Oct 2025557 PMAQI
20th Oct 2025568 PMAQI
20th Oct 2025569 PMAQI
20th Oct 20255510 PMAQI
20th Oct 20255511 PMAQI
21st Oct 20255412 AMAQI
21st Oct 2025561 AMAQI
21st Oct 2025552 AMAQI
21st Oct 2025553 AMAQI
21st Oct 2025564 AMAQI
21st Oct 2025555 AMAQI
23°C22/24°C
21st Oct 2025536 AMAQI
21st Oct 2025527 AMAQI
21st Oct 2025538 AMAQI
21st Oct 2025549 AMAQI
21st Oct 20255410 AMAQI
21st Oct 20255411 AMAQI
21st Oct 20255312 PMAQI
21st Oct 2025531 PMAQI
21st Oct 2025542 PMAQI
21st Oct 2025553 PMAQI
21st Oct 2025554 PMAQI
21st Oct 2025555 PMAQI
21st Oct 2025566 PMAQI
21st Oct 2025567 PMAQI
21st Oct 2025558 PMAQI
21st Oct 2025559 PMAQI
21st Oct 20252910 PMAQI
21st Oct 20252711 PMAQI
22nd Oct 20253312 AMAQI
22nd Oct 2025331 AMAQI
22nd Oct 2025252 AMAQI
22nd Oct 2025263 AMAQI
22nd Oct 2025254 AMAQI
22nd Oct 2025235 AMAQI
21°C21/21°C
22nd Oct 2025226 AMAQI
22nd Oct 2025227 AMAQI
22nd Oct 2025258 AMAQI
22nd Oct 2025349 AMAQI
22nd Oct 20252910 AMAQI
22nd Oct 20253111 AMAQI
22nd Oct 20253212 PMAQI
22nd Oct 2025281 PMAQI
22nd Oct 2025342 PMAQI
22nd Oct 2025343 PMAQI
22nd Oct 2025424 PMAQI
22nd Oct 2025505 PMAQI
22nd Oct 2025516 PMAQI
22nd Oct 2025507 PMAQI
22nd Oct 2025388 PMAQI
22nd Oct 2025299 PMAQI
22nd Oct 20252710 PMAQI
22nd Oct 20252811 PMAQI
23rd Oct 20253512 AMAQI
23rd Oct 2025341 AMAQI
23rd Oct 2025342 AMAQI
23rd Oct 2025363 AMAQI
23rd Oct 2025354 AMAQI
23rd Oct 2025335 AMAQI
21°C21/21°C
23rd Oct 2025326 AMAQI
23rd Oct 2025347 AMAQI
23rd Oct 2025308 AMAQI
23rd Oct 2025309 AMAQI
23rd Oct 20253810 AMAQI
23rd Oct 20254511 AMAQI
23rd Oct 20255012 PMAQI
23rd Oct 2025531 PMAQI
23rd Oct 2025532 PMAQI
23rd Oct 2025543 PMAQI
23rd Oct 2025534 PMAQI
23rd Oct 2025535 PMAQI
23rd Oct 2025526 PMAQI
23rd Oct 2025507 PMAQI
23rd Oct 2025488 PMAQI
23rd Oct 2025459 PMAQI
23rd Oct 20255210 PMAQI
23rd Oct 20255111 PMAQI
24th Oct 20254612 AMAQI
24th Oct 2025491 AMAQI
24th Oct 2025542 AMAQI
24th Oct 2025423 AMAQI
24th Oct 2025354 AMAQI
24th Oct 2025345 AMAQI
22°C21/22°C
24th Oct 2025326 AMAQI
24th Oct 2025237 AMAQI
24th Oct 2025318 AMAQI
24th Oct 2025339 AMAQI
24th Oct 20253410 AMAQI
24th Oct 20253511 AMAQI
24th Oct 20253612 PMAQI
24th Oct 2025321 PMAQI
24th Oct 2025382 PMAQI
24th Oct 2025353 PMAQI
24th Oct 2025374 PMAQI
24th Oct 2025385 PMAQI
24th Oct 2025516 PMAQI
24th Oct 2025547 PMAQI
24th Oct 2025538 PMAQI
24th Oct 2025539 PMAQI
24th Oct 20255410 PMAQI
24th Oct 20255211 PMAQI
25th Oct 20254512 AMAQI
25th Oct 2025511 AMAQI
25th Oct 2025502 AMAQI
25th Oct 2025463 AMAQI
25th Oct 2025204 AMAQI
25th Oct 2025305 AMAQI
22°C21/22°C
25th Oct 2025376 AMAQI
25th Oct 2025337 AMAQI
25th Oct 2025308 AMAQI
25th Oct 2025349 AMAQI
25th Oct 20253810 AMAQI
25th Oct 20253611 AMAQI
25th Oct 20254112 PMAQI
25th Oct 2025391 PMAQI
25th Oct 2025522 PMAQI
25th Oct 2025553 PMAQI
25th Oct 2025554 PMAQI
25th Oct 2025555 PMAQI
25th Oct 2025556 PMAQI
25th Oct 2025557 PMAQI
25th Oct 2025548 PMAQI
25th Oct 2025519 PMAQI
25th Oct 20255410 PMAQI
25th Oct 20255511 PMAQI
26th Oct 20255412 AMAQI
26th Oct 2025461 AMAQI
26th Oct 2025492 AMAQI
26th Oct 2025513 AMAQI
26th Oct 2025534 AMAQI
26th Oct 2025535 AMAQI
22°C22/23°C
26th Oct 2025456 AMAQI
26th Oct 2025427 AMAQI
26th Oct 2025448 AMAQI
26th Oct 2025409 AMAQI
26th Oct 20254110 AMAQI
26th Oct 20254811 AMAQI
26th Oct 20255112 PMAQI
26th Oct 2025531 PMAQI
26th Oct 2025542 PMAQI
26th Oct 2025543 PMAQI
26th Oct 2025554 PMAQI
26th Oct 2025545 PMAQI
26th Oct 2025526 PMAQI
26th Oct 2025537 PMAQI
26th Oct 2025548 PMAQI
26th Oct 2025569 PMAQI
26th Oct 20255710 PMAQI
26th Oct 20255811 PMAQI
27th Oct 20255812 AMAQI
27th Oct 2025571 AMAQI
27th Oct 2025502 AMAQI
27th Oct 2025443 AMAQI
27th Oct 2025474 AMAQI
27th Oct 2025525 AMAQI
22°C21/22°C
27th Oct 2025516 AMAQI
27th Oct 2025517 AMAQI
27th Oct 2025518 AMAQI
27th Oct 2025509 AMAQI
27th Oct 20254910 AMAQI
27th Oct 20255411 AMAQI
27th Oct 20255412 PMAQI
27th Oct 2025481 PMAQI
27th Oct 2025482 PMAQI
27th Oct 2025463 PMAQI
27th Oct 2025484 PMAQI
27th Oct 2025555 PMAQI
27th Oct 2025596 PMAQI
27th Oct 2025547 PMAQI
27th Oct 2025508 PMAQI
27th Oct 2025529 PMAQI
27th Oct 20255210 PMAQI
27th Oct 20255311 PMAQI
28th Oct 20255112 AMAQI
28th Oct 2025481 AMAQI
28th Oct 2025422 AMAQI
28th Oct 2025423 AMAQI
28th Oct 2025304 AMAQI
28th Oct 2025285 AMAQI
21°C21/22°C
28th Oct 2025296 AMAQI
28th Oct 2025377 AMAQI
28th Oct 2025368 AMAQI
28th Oct 2025469 AMAQI
28th Oct 20254710 AMAQI
28th Oct 20255011 AMAQI
28th Oct 20255212 PMAQI
28th Oct 2025541 PMAQI
28th Oct 2025562 PMAQI
28th Oct 2025533 PMAQI
28th Oct 2025514 PMAQI
28th Oct 2025425 PMAQI
28th Oct 2025406 PMAQI
28th Oct 2025407 PMAQI
28th Oct 2025408 PMAQI
28th Oct 2025379 PMAQI
28th Oct 20253810 PMAQI
28th Oct 20254011 PMAQI
29th Oct 20254512 AMAQI
29th Oct 2025461 AMAQI
29th Oct 2025442 AMAQI
29th Oct 2025383 AMAQI
29th Oct 2025274 AMAQI
29th Oct 2025225 AMAQI
21°C20/23°C
29th Oct 2025226 AMAQI
29th Oct 2025227 AMAQI
29th Oct 2025248 AMAQI
29th Oct 2025309 AMAQI
29th Oct 20254010 AMAQI
29th Oct 20254411 AMAQI
29th Oct 20254412 PMAQI
29th Oct 2025541 PMAQI
29th Oct 2025552 PMAQI
29th Oct 2025553 PMAQI
29th Oct 2025534 PMAQI
29th Oct 2025525 PMAQI
29th Oct 2025536 PMAQI
29th Oct 2025557 PMAQI
29th Oct 2025558 PMAQI
29th Oct 2025559 PMAQI
29th Oct 20255410 PMAQI
29th Oct 20254411 PMAQI
30th Oct 20254812 AMAQI
30th Oct 2025521 AMAQI
30th Oct 2025532 AMAQI
30th Oct 2025503 AMAQI
30th Oct 2025484 AMAQI
30th Oct 2025535 AMAQI
22°C20/25°C
30th Oct 2025556 AMAQI
30th Oct 2025547 AMAQI
30th Oct 2025498 AMAQI
30th Oct 2025459 AMAQI
30th Oct 20254410 AMAQI
30th Oct 20254411 AMAQI
30th Oct 20254212 PMAQI
30th Oct 2025441 PMAQI
30th Oct 2025482 PMAQI
30th Oct 2025533 PMAQI
30th Oct 2025534 PMAQI
30th Oct 2025555 PMAQI
30th Oct 2025556 PMAQI
30th Oct 2025557 PMAQI
30th Oct 2025598 PMAQI
30th Oct 2025679 PMAQI
30th Oct 20256910 PMAQI
30th Oct 20256711 PMAQI
31st Oct 20256612 AMAQI
31st Oct 2025561 AMAQI
31st Oct 2025522 AMAQI
31st Oct 2025523 AMAQI
31st Oct 2025454 AMAQI
31st Oct 2025445 AMAQI
24°C21/29°C
31st Oct 2025486 AMAQI
31st Oct 2025507 AMAQI
31st Oct 2025498 AMAQI
31st Oct 2025499 AMAQI
31st Oct 20254010 AMAQI
31st Oct 20253811 AMAQI
31st Oct 20253912 PMAQI
31st Oct 2025501 PMAQI
31st Oct 2025542 PMAQI
31st Oct 2025523 PMAQI
31st Oct 2025434 PMAQI
31st Oct 2025375 PMAQI
31st Oct 2025366 PMAQI
31st Oct 2025517 PMAQI
31st Oct 2025528 PMAQI
31st Oct 2025529 PMAQI
31st Oct 20255310 PMAQI
31st Oct 20255311 PMAQI
1st Nov 20255312 AMAQI
1st Nov 2025531 AMAQI
1st Nov 2025532 AMAQI
1st Nov 2025503 AMAQI
1st Nov 2025404 AMAQI
1st Nov 2025385 AMAQI
22°C21/22°C
1st Nov 2025386 AMAQI
1st Nov 2025397 AMAQI
1st Nov 2025408 AMAQI
1st Nov 2025459 AMAQI
1st Nov 20255410 AMAQI
1st Nov 20255311 AMAQI
1st Nov 20255412 PMAQI
1st Nov 2025501 PMAQI
1st Nov 2025522 PMAQI
1st Nov 2025593 PMAQI
1st Nov 2025644 PMAQI
1st Nov 2025595 PMAQI
1st Nov 2025596 PMAQI
1st Nov 2025587 PMAQI
1st Nov 2025568 PMAQI
1st Nov 2025609 PMAQI
1st Nov 20255810 PMAQI
1st Nov 20255811 PMAQI
2nd Nov 20256012 AMAQI
2nd Nov 2025631 AMAQI
2nd Nov 2025642 AMAQI
2nd Nov 2025593 AMAQI
2nd Nov 2025564 AMAQI
2nd Nov 2025575 AMAQI
22°C20/24°C
2nd Nov 2025566 AMAQI
2nd Nov 2025567 AMAQI
2nd Nov 2025518 AMAQI
2nd Nov 2025569 AMAQI
2nd Nov 20255710 AMAQI
2nd Nov 20255711 AMAQI
2nd Nov 20255912 PMAQI
2nd Nov 2025591 PMAQI
2nd Nov 2025582 PMAQI
2nd Nov 2025573 PMAQI
2nd Nov 2025584 PMAQI
2nd Nov 2025695 PMAQI
2nd Nov 2025696 PMAQI
2nd Nov 2025697 PMAQI
2nd Nov 2025778 PMAQI
2nd Nov 2025969 PMAQI
2nd Nov 20259910 PMAQI
2nd Nov 202510311 PMAQI
3rd Nov 20259912 AMAQI
3rd Nov 2025921 AMAQI
3rd Nov 2025872 AMAQI
3rd Nov 2025813 AMAQI
3rd Nov 2025804 AMAQI
3rd Nov 2025775 AMAQI
20°C19/21°C
3rd Nov 2025766 AMAQI
3rd Nov 2025757 AMAQI
3rd Nov 2025758 AMAQI
3rd Nov 2025859 AMAQI
3rd Nov 20258910 AMAQI
3rd Nov 20259411 AMAQI
3rd Nov 20259012 PMAQI
3rd Nov 2025881 PMAQI
3rd Nov 2025792 PMAQI
3rd Nov 2025693 PMAQI
3rd Nov 2025594 PMAQI
3rd Nov 2025555 PMAQI
3rd Nov 2025556 PMAQI
3rd Nov 2025527 PMAQI
3rd Nov 2025478 PMAQI
3rd Nov 2025419 PMAQI
3rd Nov 20253810 PMAQI
3rd Nov 20253411 PMAQI
4th Nov 20253812 AMAQI
4th Nov 2025411 AMAQI
4th Nov 2025392 AMAQI
4th Nov 2025363 AMAQI
4th Nov 2025374 AMAQI
4th Nov 2025285 AMAQI
19°C19/20°C
4th Nov 2025256 AMAQI
4th Nov 2025257 AMAQI
4th Nov 2025288 AMAQI
4th Nov 2025329 AMAQI
4th Nov 20254310 AMAQI
4th Nov 20255111 AMAQI
4th Nov 20254812 PMAQI
4th Nov 2025411 PMAQI
4th Nov 2025352 PMAQI
4th Nov 2025393 PMAQI
4th Nov 2025384 PMAQI
4th Nov 2025295 PMAQI
4th Nov 2025376 PMAQI
4th Nov 2025377 PMAQI
4th Nov 2025338 PMAQI
4th Nov 2025319 PMAQI
4th Nov 20252710 PMAQI
4th Nov 20252811 PMAQI
5th Nov 20252712 AMAQI
5th Nov 2025281 AMAQI
5th Nov 2025302 AMAQI
5th Nov 2025283 AMAQI
5th Nov 2025224 AMAQI
5th Nov 2025225 AMAQI
20°C20/20°C
5th Nov 2025206 AMAQI
5th Nov 2025177 AMAQI
5th Nov 2025218 AMAQI
5th Nov 2025279 AMAQI
5th Nov 20253110 AMAQI
5th Nov 20253511 AMAQI
5th Nov 20253812 PMAQI
5th Nov 2025381 PMAQI
5th Nov 2025372 PMAQI
5th Nov 2025323 PMAQI
5th Nov 2025164 PMAQI
5th Nov 2025135 PMAQI
5th Nov 2025196 PMAQI
5th Nov 2025387 PMAQI
5th Nov 2025368 PMAQI
5th Nov 2025229 PMAQI
5th Nov 20252810 PMAQI
5th Nov 20253111 PMAQI
6th Nov 20253312 AMAQI
6th Nov 2025261 AMAQI
6th Nov 2025222 AMAQI
6th Nov 2025333 AMAQI
6th Nov 2025504 AMAQI
6th Nov 2025405 AMAQI
21°C20/23°C
6th Nov 2025326 AMAQI
6th Nov 2025327 AMAQI
6th Nov 2025368 AMAQI
6th Nov 2025379 AMAQI
6th Nov 20253410 AMAQI
6th Nov 20253311 AMAQI
6th Nov 20253312 PMAQI
6th Nov 2025281 PMAQI
6th Nov 2025342 PMAQI
6th Nov 2025373 PMAQI
6th Nov 2025384 PMAQI
6th Nov 2025485 PMAQI
6th Nov 2025506 PMAQI
6th Nov 2025487 PMAQI
6th Nov 2025518 PMAQI
6th Nov 2025439 PMAQI
6th Nov 20253210 PMAQI
6th Nov 20253611 PMAQI
7th Nov 20253512 AMAQI
7th Nov 2025361 AMAQI
7th Nov 2025382 AMAQI
7th Nov 2025373 AMAQI
7th Nov 2025414 AMAQI
7th Nov 2025455 AMAQI
23°C22/26°C
7th Nov 2025456 AMAQI
7th Nov 2025457 AMAQI
7th Nov 2025468 AMAQI
7th Nov 2025409 AMAQI
7th Nov 20254410 AMAQI
7th Nov 20254411 AMAQI
7th Nov 20254112 PMAQI
7th Nov 2025341 PMAQI
7th Nov 2025422 PMAQI
7th Nov 2025403 PMAQI
7th Nov 2025394 PMAQI
7th Nov 2025325 PMAQI
7th Nov 2025426 PMAQI
7th Nov 2025467 PMAQI
7th Nov 2025548 PMAQI
7th Nov 2025559 PMAQI
7th Nov 20255610 PMAQI
7th Nov 20255811 PMAQI
8th Nov 20255812 AMAQI
8th Nov 2025581 AMAQI
8th Nov 2025602 AMAQI
8th Nov 2025583 AMAQI
8th Nov 2025574 AMAQI
8th Nov 2025595 AMAQI
25°C22/29°C
8th Nov 2025626 AMAQI
8th Nov 2025627 AMAQI
8th Nov 2025618 AMAQI
8th Nov 2025619 AMAQI
8th Nov 20256010 AMAQI
8th Nov 20256111 AMAQI
8th Nov 20256112 PMAQI
8th Nov 2025641 PMAQI
8th Nov 2025642 PMAQI
8th Nov 2025633 PMAQI
8th Nov 2025584 PMAQI
8th Nov 2025585 PMAQI
8th Nov 2025586 PMAQI
8th Nov 2025587 PMAQI
8th Nov 2025648 PMAQI
8th Nov 2025659 PMAQI
8th Nov 20256610 PMAQI
8th Nov 20256711 PMAQI
9th Nov 20256712 AMAQI
9th Nov 2025671 AMAQI
9th Nov 2025622 AMAQI
9th Nov 2025593 AMAQI
9th Nov 2025504 AMAQI
9th Nov 2025425 AMAQI
25°C23/29°C
9th Nov 2025366 AMAQI
9th Nov 2025347 AMAQI
9th Nov 2025348 AMAQI
9th Nov 2025319 AMAQI
9th Nov 20252910 AMAQI
9th Nov 20253211 AMAQI
9th Nov 20253712 PMAQI
9th Nov 2025341 PMAQI
9th Nov 2025332 PMAQI
9th Nov 2025323 PMAQI
9th Nov 2025334 PMAQI
9th Nov 2025355 PMAQI
9th Nov 2025516 PMAQI
9th Nov 2025567 PMAQI
9th Nov 2025518 PMAQI
9th Nov 2025509 PMAQI
9th Nov 20254910 PMAQI
9th Nov 20254411 PMAQI
10th Nov 20255112 AMAQI
10th Nov 2025591 AMAQI
10th Nov 2025582 AMAQI
10th Nov 2025573 AMAQI
10th Nov 2025584 AMAQI
10th Nov 2025525 AMAQI
25°C23/29°C
10th Nov 2025486 AMAQI
10th Nov 2025357 AMAQI
10th Nov 2025328 AMAQI
10th Nov 2025309 AMAQI
10th Nov 20252210 AMAQI
10th Nov 20252811 AMAQI
10th Nov 20252812 PMAQI
10th Nov 2025291 PMAQI
10th Nov 2025502 PMAQI
10th Nov 2025503 PMAQI
10th Nov 2025494 PMAQI
10th Nov 2025495 PMAQI
10th Nov 2025576 PMAQI
10th Nov 2025597 PMAQI
10th Nov 2025588 PMAQI
10th Nov 2025569 PMAQI
10th Nov 20255610 PMAQI
10th Nov 20255811 PMAQI
11th Nov 20254112 AMAQI
11th Nov 2025351 AMAQI
11th Nov 2025372 AMAQI
11th Nov 2025503 AMAQI
11th Nov 2025474 AMAQI
11th Nov 2025485 AMAQI
22°C21/23°C
11th Nov 2025466 AMAQI
11th Nov 2025407 AMAQI
11th Nov 2025408 AMAQI
11th Nov 2025249 AMAQI
11th Nov 20253210 AMAQI
11th Nov 20253211 AMAQI
11th Nov 20252812 PMAQI
11th Nov 2025261 PMAQI
11th Nov 2025222 PMAQI
11th Nov 2025223 PMAQI
11th Nov 2025214 PMAQI
11th Nov 2025205 PMAQI
11th Nov 2025226 PMAQI
11th Nov 2025217 PMAQI
11th Nov 2025288 PMAQI
11th Nov 2025229 PMAQI
11th Nov 20252210 PMAQI
11th Nov 20252111 PMAQI
12th Nov 20251712 AMAQI
12th Nov 2025171 AMAQI
12th Nov 2025172 AMAQI
12th Nov 2025183 AMAQI
12th Nov 2025184 AMAQI
12th Nov 2025165 AMAQI
23°C21/24°C
12th Nov 2025116 AMAQI
12th Nov 2025117 AMAQI
12th Nov 2025118 AMAQI
12th Nov 2025119 AMAQI
12th Nov 20251910 AMAQI
12th Nov 20253311 AMAQI
12th Nov 20253512 PMAQI
12th Nov 2025371 PMAQI
12th Nov 2025332 PMAQI
12th Nov 2025393 PMAQI
12th Nov 2025354 PMAQI
12th Nov 2025355 PMAQI
12th Nov 2025376 PMAQI
12th Nov 2025347 PMAQI
12th Nov 2025298 PMAQI
12th Nov 2025309 PMAQI
12th Nov 20252610 PMAQI
12th Nov 20252211 PMAQI
13th Nov 20252212 AMAQI
13th Nov 2025221 AMAQI
13th Nov 2025222 AMAQI
13th Nov 2025223 AMAQI
13th Nov 2025224 AMAQI
13th Nov 2025225 AMAQI
25°C22/29°C
13th Nov 2025166 AMAQI
13th Nov 2025127 AMAQI
13th Nov 2025338 AMAQI
13th Nov 2025279 AMAQI
13th Nov 20252210 AMAQI
13th Nov 20252211 AMAQI
13th Nov 20252512 PMAQI
13th Nov 2025321 PMAQI
13th Nov 2025332 PMAQI
13th Nov 2025333 PMAQI
13th Nov 2025244 PMAQI
13th Nov 2025225 PMAQI
13th Nov 2025236 PMAQI
13th Nov 2025287 PMAQI
13th Nov 2025288 PMAQI
13th Nov 2025339 PMAQI
13th Nov 20253710 PMAQI
13th Nov 20253411 PMAQI
14th Nov 20253612 AMAQI
14th Nov 2025491 AMAQI
14th Nov 2025482 AMAQI
14th Nov 2025543 AMAQI
14th Nov 2025554 AMAQI
14th Nov 2025565 AMAQI
21°C20/21°C
14th Nov 2025566 AMAQI
14th Nov 2025547 AMAQI
14th Nov 2025518 AMAQI
14th Nov 2025509 AMAQI
14th Nov 20255210 AMAQI
14th Nov 20255711 AMAQI
14th Nov 20255612 PMAQI
14th Nov 2025571 PMAQI
14th Nov 2025662 PMAQI
14th Nov 2025673 PMAQI
14th Nov 2025694 PMAQI
14th Nov 2025715 PMAQI
14th Nov 2025716 PMAQI
14th Nov 2025717 PMAQI
14th Nov 2025728 PMAQI
14th Nov 2025719 PMAQI
14th Nov 20256910 PMAQI
14th Nov 20257111 PMAQI
15th Nov 20257212 AMAQI
15th Nov 2025751 AMAQI
15th Nov 2025742 AMAQI
15th Nov 2025693 AMAQI
15th Nov 2025674 AMAQI
15th Nov 2025545 AMAQI
21°C19/23°C
15th Nov 2025566 AMAQI
15th Nov 2025567 AMAQI
15th Nov 2025558 AMAQI
15th Nov 2025539 AMAQI
15th Nov 20255210 AMAQI
15th Nov 20255211 AMAQI
15th Nov 20255112 PMAQI
15th Nov 2025511 PMAQI
15th Nov 2025472 PMAQI
15th Nov 2025453 PMAQI
15th Nov 2025444 PMAQI
15th Nov 2025465 PMAQI
15th Nov 2025486 PMAQI
15th Nov 2025547 PMAQI
15th Nov 2025548 PMAQI
15th Nov 2025469 PMAQI
15th Nov 20255010 PMAQI
15th Nov 20255111 PMAQI
16th Nov 20254812 AMAQI
16th Nov 2025491 AMAQI
16th Nov 2025522 AMAQI
16th Nov 2025473 AMAQI
16th Nov 2025454 AMAQI
16th Nov 2025445 AMAQI
21°C19/25°C
16th Nov 2025496 AMAQI
16th Nov 2025527 AMAQI
16th Nov 2025548 AMAQI
16th Nov 2025559 AMAQI
16th Nov 20255410 AMAQI
16th Nov 20255211 AMAQI
16th Nov 20255112 PMAQI
16th Nov 2025531 PMAQI
16th Nov 2025542 PMAQI
16th Nov 2025563 PMAQI
16th Nov 2025564 PMAQI
16th Nov 2025565 PMAQI
16th Nov 2025576 PMAQI
16th Nov 2025547 PMAQI
16th Nov 2025588 PMAQI
16th Nov 2025609 PMAQI
16th Nov 20256610 PMAQI
16th Nov 20256411 PMAQI
17th Nov 20256412 AMAQI
17th Nov 2025681 AMAQI
17th Nov 2025652 AMAQI
17th Nov 2025633 AMAQI
17th Nov 2025604 AMAQI
17th Nov 2025595 AMAQI
23°C20/27°C
17th Nov 2025546 AMAQI
17th Nov 2025487 AMAQI
17th Nov 2025488 AMAQI
17th Nov 2025509 AMAQI
17th Nov 20255610 AMAQI
17th Nov 20255611 AMAQI
17th Nov 20255612 PMAQI
17th Nov 2025571 PMAQI
17th Nov 2025562 PMAQI
17th Nov 2025563 PMAQI
17th Nov 2025564 PMAQI
17th Nov 2025595 PMAQI
17th Nov 2025606 PMAQI
17th Nov 2025607 PMAQI
17th Nov 2025588 PMAQI
17th Nov 2025549 PMAQI
17th Nov 20255410 PMAQI
17th Nov 20255411 PMAQI
18th Nov 20255412 AMAQI
18th Nov 2025511 AMAQI
18th Nov 2025462 AMAQI
18th Nov 2025443 AMAQI
--°C/°C
6 AM
11 AM
5 PM
11 PM
5 AM
--°C/°C
Day time
Avg. Highest Time
2 PM - 5 PM
47AQI
4 hours / Day
120 hours / Month
Avg. Lowest Time
7 AM - 9 AM
41AQI
3 hours / Day
90 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 2 PM to 5 PM (Avg. 47), while the lowest AQI was between 7 AM to 9 AM (Avg. 41).
Night time
Avg. Highest Time
7 PM - 11 PM
49AQI
5 hours / Day
150 hours / Month
Avg. Lowest Time
4 AM - 5 AM
44AQI
2 hours / Day
60 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 7 PM to 11 PM (Avg. 49), while the lowest AQI was between 4 AM to 5 AM (Avg. 44).
2025 Days Vs Air Quality
Northcpc Taoyuan Refinery F4, Taoyuan District, Taoyuan, Taiwan
2025
43%
139
56%
181
0.3%
1
Total number of days with different AQI categories in last 321 days in 2025 (44 days remaining)
Good
139 DaysModerate
181 DaysPoor
1 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 43%
Health Risk Level:
Significant
In 2025, 43% of 321 days were within WHO’s safe air quality limits, and 57% exceeded them. The risk of health issues is Significant, especially for those with existing respiratory or heart conditions.
Annual Air Quality Insights
Northcpc Taoyuan Refinery F4, Taoyuan District, Taoyuan, 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
84AQI
84AQI
2nd January 2025
63AQI
63AQI
3rd January 2025
68AQI
68AQI
4th January 2025
60AQI
60AQI
5th January 2025
64AQI
64AQI
6th January 2025
79AQI
79AQI
7th January 2025
70AQI
70AQI
8th January 2025
61AQI
61AQI
9th January 2025
72AQI
72AQI
10th January 2025
60AQI
60AQI
11th January 2025
55AQI
55AQI
12th January 2025
56AQI
56AQI
13th January 2025
58AQI
58AQI
14th January 2025
70AQI
70AQI
15th January 2025
86AQI
86AQI
16th January 2025
62AQI
62AQI
17th January 2025
61AQI
61AQI
18th January 2025
56AQI
56AQI
19th January 2025
62AQI
62AQI
20th January 2025
70AQI
70AQI
21st January 2025
80AQI
80AQI
22nd January 2025
94AQI
94AQI
23rd January 2025
69AQI
69AQI
24th January 2025
68AQI
68AQI
25th January 2025
66AQI
66AQI
26th January 2025
60AQI
60AQI
27th January 2025
60AQI
60AQI
28th January 2025
59AQI
59AQI
29th January 2025
55AQI
55AQI
30th January 2025
57AQI
57AQI
31st January 2025
58AQI
58AQI
1st February 2025
48AQI
48AQI
2nd February 2025
42AQI
42AQI
3rd February 2025
51AQI
51AQI
4th February 2025
74AQI
74AQI
5th February 2025
58AQI
58AQI
6th February 2025
49AQI
49AQI
7th February 2025
48AQI
48AQI
8th February 2025
60AQI
60AQI
9th February 2025
50AQI
50AQI
10th February 2025
48AQI
48AQI
11th February 2025
57AQI
57AQI
12th February 2025
81AQI
81AQI
13th February 2025
53AQI
53AQI
14th February 2025
48AQI
48AQI
15th February 2025
52AQI
52AQI
16th February 2025
70AQI
70AQI
17th February 2025
92AQI
92AQI
18th February 2025
54AQI
54AQI
19th February 2025
57AQI
57AQI
20th February 2025
59AQI
59AQI
21st February 2025
39AQI
39AQI
22nd February 2025
46AQI
46AQI
23rd February 2025
35AQI
35AQI
24th February 2025
66AQI
66AQI
25th February 2025
63AQI
63AQI
26th February 2025
77AQI
77AQI
27th February 2025
116AQI
116AQI
28th February 2025
84AQI
84AQI
1st March 2025
93AQI
93AQI
2nd March 2025
75AQI
75AQI
3rd March 2025
97AQI
97AQI
4th March 2025
56AQI
56AQI
5th March 2025
52AQI
52AQI
6th March 2025
43AQI
43AQI
7th March 2025
60AQI
60AQI
8th March 2025
55AQI
55AQI
9th March 2025
53AQI
53AQI
10th March 2025
71AQI
71AQI
11th March 2025
81AQI
81AQI
12th March 2025
87AQI
87AQI
13th March 2025
73AQI
73AQI
14th March 2025
70AQI
70AQI
15th March 2025
54AQI
54AQI
16th March 2025
61AQI
61AQI
17th March 2025
72AQI
72AQI
18th March 2025
62AQI
62AQI
19th March 2025
74AQI
74AQI
20th March 2025
65AQI
65AQI
21st March 2025
63AQI
63AQI
22nd March 2025
71AQI
71AQI
23rd March 2025
76AQI
76AQI
24th March 2025
75AQI
75AQI
25th March 2025
78AQI
78AQI
26th March 2025
81AQI
81AQI
27th March 2025
74AQI
74AQI
28th March 2025
72AQI
72AQI
29th March 2025
52AQI
52AQI
30th March 2025
40AQI
40AQI
31st March 2025
36AQI
36AQI
1st April 2025
46AQI
46AQI
2nd April 2025
52AQI
52AQI
3rd April 2025
52AQI
52AQI
4th April 2025
65AQI
65AQI
5th April 2025
74AQI
74AQI
6th April 2025
66AQI
66AQI
7th April 2025
74AQI
74AQI
8th April 2025
83AQI
83AQI
9th April 2025
90AQI
90AQI
10th April 2025
76AQI
76AQI
11th April 2025
86AQI
86AQI
12th April 2025
68AQI
68AQI
13th April 2025
91AQI
91AQI
14th April 2025
77AQI
77AQI
15th April 2025
84AQI
84AQI
16th April 2025
85AQI
85AQI
17th April 2025
89AQI
89AQI
18th April 2025
80AQI
80AQI
19th April 2025
75AQI
75AQI
20th April 2025
64AQI
64AQI
21st April 2025
74AQI
74AQI
22nd April 2025
65AQI
65AQI
23rd April 2025
59AQI
59AQI
24th April 2025
56AQI
56AQI
25th April 2025
51AQI
51AQI
26th April 2025
48AQI
48AQI
27th April 2025
54AQI
54AQI
28th April 2025
62AQI
62AQI
29th April 2025
53AQI
53AQI
30th April 2025
67AQI
67AQI
1st May 2025
68AQI
68AQI
2nd May 2025
68AQI
68AQI
3rd May 2025
70AQI
70AQI
4th May 2025
69AQI
69AQI
5th May 2025
69AQI
69AQI
6th May 2025
68AQI
68AQI
7th May 2025
57AQI
57AQI
8th May 2025
62AQI
62AQI
9th May 2025
57AQI
57AQI
10th May 2025
50AQI
50AQI
11th May 2025
47AQI
47AQI
12th May 2025
56AQI
56AQI
13th May 2025
58AQI
58AQI
14th May 2025
64AQI
64AQI
15th May 2025
57AQI
57AQI
16th May 2025
58AQI
58AQI
17th May 2025
54AQI
54AQI
18th May 2025
48AQI
48AQI
19th May 2025
48AQI
48AQI
20th May 2025
54AQI
54AQI
21st May 2025
50AQI
50AQI
22nd May 2025
56AQI
56AQI
23rd May 2025
54AQI
54AQI
24th May 2025
44AQI
44AQI
25th May 2025
66AQI
66AQI
26th May 2025
52AQI
52AQI
27th May 2025
50AQI
50AQI
28th May 2025
45AQI
45AQI
29th May 2025
39AQI
39AQI
30th May 2025
54AQI
54AQI
31st May 2025
58AQI
58AQI
1st June 2025
59AQI
59AQI
2nd June 2025
51AQI
51AQI
3rd June 2025
44AQI
44AQI
4th June 2025
45AQI
45AQI
5th June 2025
52AQI
52AQI
6th June 2025
53AQI
53AQI
7th June 2025
56AQI
56AQI
8th June 2025
48AQI
48AQI
9th June 2025
53AQI
53AQI
10th June 2025
49AQI
49AQI
11th June 2025
51AQI
51AQI
12th June 2025
34AQI
34AQI
13th June 2025
37AQI
37AQI
14th June 2025
37AQI
37AQI
15th June 2025
40AQI
40AQI
16th June 2025
39AQI
39AQI
17th June 2025
32AQI
32AQI
18th June 2025
41AQI
41AQI
19th June 2025
41AQI
41AQI
20th June 2025
44AQI
44AQI
21st June 2025
43AQI
43AQI
22nd June 2025
39AQI
39AQI
23rd June 2025
42AQI
42AQI
24th June 2025
46AQI
46AQI
25th June 2025
48AQI
48AQI
26th June 2025
52AQI
52AQI
27th June 2025
45AQI
45AQI
28th June 2025
44AQI
44AQI
29th June 2025
41AQI
41AQI
30th June 2025
47AQI
47AQI
1st July 2025
50AQI
50AQI
2nd July 2025
40AQI
40AQI
3rd July 2025
49AQI
49AQI
4th July 2025
50AQI
50AQI
5th July 2025
42AQI
42AQI
6th July 2025
42AQI
42AQI
7th July 2025
36AQI
36AQI
8th July 2025
50AQI
50AQI
9th July 2025
52AQI
52AQI
10th July 2025
52AQI
52AQI
11th July 2025
53AQI
53AQI
12th July 2025
55AQI
55AQI
13th July 2025
54AQI
54AQI
14th July 2025
58AQI
58AQI
15th July 2025
54AQI
54AQI
16th July 2025
53AQI
53AQI
17th July 2025
58AQI
58AQI
18th July 2025
47AQI
47AQI
19th July 2025
44AQI
44AQI
20th July 2025
37AQI
37AQI
21st July 2025
35AQI
35AQI
22nd July 2025
34AQI
34AQI
23rd July 2025
35AQI
35AQI
24th July 2025
35AQI
35AQI
25th July 2025
37AQI
37AQI
26th July 2025
36AQI
36AQI
27th July 2025
44AQI
44AQI
28th July 2025
41AQI
41AQI
29th July 2025
35AQI
35AQI
30th July 2025
43AQI
43AQI
31st July 2025
42AQI
42AQI
1st August 2025
44AQI
44AQI
2nd August 2025
41AQI
41AQI
3rd August 2025
40AQI
40AQI
4th August 2025
40AQI
40AQI
5th August 2025
46AQI
46AQI
6th August 2025
49AQI
49AQI
7th August 2025
52AQI
52AQI
8th August 2025
60AQI
60AQI
9th August 2025
53AQI
53AQI
10th August 2025
47AQI
47AQI
11th August 2025
46AQI
46AQI
12th August 2025
50AQI
50AQI
13th August 2025
43AQI
43AQI
14th August 2025
39AQI
39AQI
15th August 2025
35AQI
35AQI
16th August 2025
36AQI
36AQI
17th August 2025
37AQI
37AQI
18th August 2025
44AQI
44AQI
19th August 2025
45AQI
45AQI
20th August 2025
40AQI
40AQI
21st August 2025
42AQI
42AQI
22nd August 2025
46AQI
46AQI
23rd August 2025
46AQI
46AQI
24th August 2025
45AQI
45AQI
25th August 2025
40AQI
40AQI
26th August 2025
41AQI
41AQI
27th August 2025
39AQI
39AQI
28th August 2025
40AQI
40AQI
29th August 2025
35AQI
35AQI
30th August 2025
39AQI
39AQI
31st August 2025
45AQI
45AQI
1st September 2025
52AQI
52AQI
2nd September 2025
51AQI
51AQI
3rd September 2025
54AQI
54AQI
4th September 2025
50AQI
50AQI
5th September 2025
49AQI
49AQI
6th September 2025
54AQI
54AQI
7th September 2025
44AQI
44AQI
8th September 2025
39AQI
39AQI
9th September 2025
43AQI
43AQI
10th September 2025
44AQI
44AQI
11th September 2025
44AQI
44AQI
12th September 2025
48AQI
48AQI
13th September 2025
47AQI
47AQI
14th September 2025
49AQI
49AQI
15th September 2025
47AQI
47AQI
16th September 2025
43AQI
43AQI
17th September 2025
45AQI
45AQI
18th September 2025
42AQI
42AQI
19th September 2025
48AQI
48AQI
20th September 2025
49AQI
49AQI
21st September 2025
36AQI
36AQI
22nd September 2025
38AQI
38AQI
23rd September 2025
37AQI
37AQI
24th September 2025
48AQI
48AQI
25th September 2025
40AQI
40AQI
26th September 2025
31AQI
31AQI
27th September 2025
46AQI
46AQI
28th September 2025
46AQI
46AQI
29th September 2025
61AQI
61AQI
30th September 2025
48AQI
48AQI
1st October 2025
57AQI
57AQI
2nd October 2025
53AQI
53AQI
3rd October 2025
56AQI
56AQI
4th October 2025
69AQI
69AQI
5th October 2025
71AQI
71AQI
6th October 2025
56AQI
56AQI
7th October 2025
41AQI
41AQI
8th October 2025
58AQI
58AQI
9th October 2025
55AQI
55AQI
10th October 2025
49AQI
49AQI
11th October 2025
63AQI
63AQI
12th October 2025
66AQI
66AQI
13th October 2025
78AQI
78AQI
14th October 2025
75AQI
75AQI
15th October 2025
54AQI
54AQI
16th October 2025
57AQI
57AQI
17th October 2025
51AQI
51AQI
18th October 2025
51AQI
51AQI
19th October 2025
35AQI
35AQI
20th October 2025
54AQI
54AQI
21st October 2025
52AQI
52AQI
22nd October 2025
32AQI
32AQI
23rd October 2025
42AQI
42AQI
24th October 2025
43AQI
43AQI
25th October 2025
46AQI
46AQI
26th October 2025
52AQI
52AQI
27th October 2025
53AQI
53AQI
28th October 2025
43AQI
43AQI
29th October 2025
43AQI
43AQI
30th October 2025
51AQI
51AQI
31st October 2025
51AQI
51AQI
1st November 2025
52AQI
52AQI
2nd November 2025
66AQI
66AQI
3rd November 2025
76AQI
76AQI
4th November 2025
34AQI
34AQI
5th November 2025
27AQI
27AQI
6th November 2025
37AQI
37AQI
7th November 2025
42AQI
42AQI
8th November 2025
60AQI
60AQI
9th November 2025
48AQI
48AQI
10th November 2025
48AQI
48AQI
11th November 2025
36AQI
36AQI
12th November 2025
23AQI
23AQI
13th November 2025
25AQI
25AQI
14th November 2025
56AQI
56AQI
15th November 2025
58AQI
58AQI
16th November 2025
51AQI
51AQI
17th November 2025
62AQI
62AQI
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
66AQI
60AQI
67AQI
69AQI
56AQI
45AQI
45AQI
43AQI
46AQI
53AQI
47AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202555AQI
31
10
17
1
3
28
2
28
9
22
22
8
22
9
28
3
25
5
9
22
9
8
139
181
1
Highest AQI recorded in
April69AQI
Lowest AQI recorded in
August43AQI
202454AQI
6
23
2
9
19
1
4
24
3
6
23
1
10
21
28
1
31
25
6
24
6
22
9
17
12
1
9
21
1
191
165
8
1
Highest AQI recorded in
March76AQI
Lowest AQI recorded in
July31AQI
202349AQI
16
14
1
15
13
16
15
7
22
1
10
20
1
28
2
27
1
22
3
26
5
23
6
13
17
1
203
118
4
Highest AQI recorded in
April65AQI
Lowest AQI recorded in
July32AQI
202240AQI
21
9
13
6
10
19
2
15
15
31
29
23
1
20
8
28
3
28
2
25
6
244
68
2
Highest AQI recorded in
March60AQI
Lowest AQI recorded in
June28AQI
202152AQI
11
9
4
6
17
5
3
25
3
11
18
1
8
22
1
18
27
4
26
5
25
5
28
3
18
12
14
14
1
195
134
15
Highest AQI recorded in
March75AQI
Lowest AQI recorded in
June35AQI
202047AQI
9
1
28
3
11
16
7
13
11
10
27
4
93
47
Highest AQI recorded in
September58AQI
Lowest AQI recorded in
December38AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2025(Avg.)
55AQILeast Polluted Year Recorded
2022(Avg.)
40AQINorthcpc Taoyuan Refinery F4's annual 2025 AQI (55) shows an average percentage change of 14.2% (worsened AQI) compared to previous years: 2020 (47), 2021 (52), 2022 (40), 2023 (49), 2024 (54).
