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HistoryAQIPM2.5PM10COSO2NO2O3

Northcpc Taoyuan Refinery F2, 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+

October Air Quality Analysis

Northcpc Taoyuan Refinery F2, Taoyuan District, Taoyuan, Taiwan

2021
2022
2023
2024
2025
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
19th Oct 2023
88AQI
Lowest AQI recorded on
16th Oct 2022
18AQI

Same Day Analysis (5th October ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 1st highest AQI at 75 of Moderate air quality on the same day.

Download 2024 Annual Data

World Air Quality Report

Globe

Day & Night AQI Trend: 5th Oct - 6th Oct 2025

Northcpc Taoyuan Refinery F2, Taoyuan District, Taoyuan, Taiwan

AQI
Day
Night
.

5 AM5th Oct 2025

5 PM

4 AM6th Oct 2025

Day time
Avg. Highest Time
5AM5th Oct

72AQI

Avg. Lowest Time
5PM5th Oct

51AQI

Night time
Avg. Highest Time
4AM6th Oct

57AQI

Avg. Lowest Time
10PM5th Oct

46AQI

In the last 24 hours,

Northcpc Taoyuan Refinery F2's AQI reached its highest point of 72 at 5 AM during the Day, while the lowest point, 46, was recorded at 10 PM during the Night between 5th Oct and 6th Oct 2025.

Day & Night AQI Trend : Sep - Oct 2025

Northcpc Taoyuan Refinery F2, Taoyuan District, Taoyuan, Taiwan

SepOct
06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th - 06th06th
Day
Night
6th Sep 2025545 AMAQI
6th Sep 2025546 AMAQI
6th Sep 2025527 AMAQI
6th Sep 2025298 AMAQI
6th Sep 2025399 AMAQI
6th Sep 20254010 AMAQI
6th Sep 20253911 AMAQI
6th Sep 20254212 PMAQI
6th Sep 2025501 PMAQI
6th Sep 2025582 PMAQI
6th Sep 2025583 PMAQI
6th Sep 2025614 PMAQI
6th Sep 2025565 PMAQI
6th Sep 2025696 PMAQI
6th Sep 2025667 PMAQI
6th Sep 2025588 PMAQI
6th Sep 2025599 PMAQI
6th Sep 20255410 PMAQI
6th Sep 20255711 PMAQI
7th Sep 20255412 AMAQI
7th Sep 2025531 AMAQI
7th Sep 2025522 AMAQI
7th Sep 2025543 AMAQI
7th Sep 2025534 AMAQI

30°C27/35°C

7th Sep 2025525 AMAQI
7th Sep 2025546 AMAQI
7th Sep 2025527 AMAQI
7th Sep 2025328 AMAQI
7th Sep 2025369 AMAQI
7th Sep 20254610 AMAQI
7th Sep 20254511 AMAQI
7th Sep 20254812 PMAQI
7th Sep 2025371 PMAQI
7th Sep 2025362 PMAQI
7th Sep 2025323 PMAQI
7th Sep 2025384 PMAQI
7th Sep 2025405 PMAQI
7th Sep 2025346 PMAQI
7th Sep 2025487 PMAQI
7th Sep 2025428 PMAQI
7th Sep 2025409 PMAQI
7th Sep 20254110 PMAQI
7th Sep 20253911 PMAQI
8th Sep 20254612 AMAQI
8th Sep 2025531 AMAQI
8th Sep 2025522 AMAQI
8th Sep 2025523 AMAQI
8th Sep 2025524 AMAQI

29°C27/32°C

8th Sep 2025525 AMAQI
8th Sep 2025526 AMAQI
8th Sep 2025527 AMAQI
8th Sep 2025348 AMAQI
8th Sep 2025259 AMAQI
8th Sep 20252910 AMAQI
8th Sep 20252211 AMAQI
8th Sep 20252312 PMAQI
8th Sep 2025261 PMAQI
8th Sep 2025222 PMAQI
8th Sep 2025273 PMAQI
8th Sep 2025314 PMAQI
8th Sep 2025305 PMAQI
8th Sep 2025296 PMAQI
8th Sep 2025387 PMAQI
8th Sep 2025408 PMAQI
8th Sep 2025409 PMAQI
8th Sep 20254110 PMAQI
8th Sep 20254411 PMAQI
9th Sep 20254712 AMAQI
9th Sep 2025531 AMAQI
9th Sep 2025532 AMAQI
9th Sep 2025523 AMAQI
9th Sep 2025504 AMAQI

29°C26/34°C

9th Sep 2025465 AMAQI
9th Sep 2025466 AMAQI
9th Sep 2025467 AMAQI
9th Sep 2025378 AMAQI
9th Sep 2025429 AMAQI
9th Sep 20253810 AMAQI
9th Sep 20253611 AMAQI
9th Sep 20255012 PMAQI
9th Sep 2025411 PMAQI
9th Sep 2025392 PMAQI
9th Sep 2025353 PMAQI
9th Sep 2025384 PMAQI
9th Sep 2025295 PMAQI
9th Sep 2025376 PMAQI
9th Sep 2025407 PMAQI
9th Sep 2025428 PMAQI
9th Sep 2025429 PMAQI
9th Sep 20254410 PMAQI
9th Sep 20254511 PMAQI
10th Sep 20254812 AMAQI
10th Sep 2025511 AMAQI
10th Sep 2025502 AMAQI
10th Sep 2025523 AMAQI
10th Sep 2025484 AMAQI

29°C27/33°C

10th Sep 2025495 AMAQI
10th Sep 2025486 AMAQI
10th Sep 2025497 AMAQI
10th Sep 2025268 AMAQI
10th Sep 2025349 AMAQI
10th Sep 20252310 AMAQI
10th Sep 20252611 AMAQI
10th Sep 20253112 PMAQI
10th Sep 2025371 PMAQI
10th Sep 2025382 PMAQI
10th Sep 2025423 PMAQI
10th Sep 2025324 PMAQI
10th Sep 2025385 PMAQI
10th Sep 2025416 PMAQI
10th Sep 2025487 PMAQI
10th Sep 2025528 PMAQI
10th Sep 2025519 PMAQI
10th Sep 20255010 PMAQI
10th Sep 20254811 PMAQI
11th Sep 20255012 AMAQI
11th Sep 2025491 AMAQI
11th Sep 2025522 AMAQI
11th Sep 2025483 AMAQI
11th Sep 2025454 AMAQI

29°C27/34°C

11th Sep 2025465 AMAQI
11th Sep 2025476 AMAQI
11th Sep 2025477 AMAQI
11th Sep 2025408 AMAQI
11th Sep 2025349 AMAQI
11th Sep 20252610 AMAQI
11th Sep 20254011 AMAQI
11th Sep 20254212 PMAQI
11th Sep 2025471 PMAQI
11th Sep 2025492 PMAQI
11th Sep 2025353 PMAQI
11th Sep 2025504 PMAQI
11th Sep 2025395 PMAQI
11th Sep 2025356 PMAQI
11th Sep 2025447 PMAQI
11th Sep 2025528 PMAQI
11th Sep 2025489 PMAQI
11th Sep 20254710 PMAQI
11th Sep 20254711 PMAQI
12th Sep 20254812 AMAQI
12th Sep 2025521 AMAQI
12th Sep 2025522 AMAQI
12th Sep 2025483 AMAQI
12th Sep 2025474 AMAQI

29°C26/33°C

12th Sep 2025475 AMAQI
12th Sep 2025486 AMAQI
12th Sep 2025497 AMAQI
12th Sep 2025508 AMAQI
12th Sep 2025519 AMAQI
12th Sep 20255210 AMAQI
12th Sep 20255111 AMAQI
12th Sep 20254612 PMAQI
12th Sep 2025441 PMAQI
12th Sep 2025472 PMAQI
12th Sep 2025403 PMAQI
12th Sep 2025404 PMAQI
12th Sep 2025405 PMAQI
12th Sep 2025436 PMAQI
12th Sep 2025467 PMAQI
12th Sep 2025488 PMAQI
12th Sep 2025519 PMAQI
12th Sep 20255110 PMAQI
12th Sep 20254811 PMAQI
13th Sep 20254912 AMAQI
13th Sep 2025481 AMAQI
13th Sep 2025492 AMAQI
13th Sep 2025493 AMAQI
13th Sep 2025504 AMAQI

29°C26/33°C

13th Sep 2025485 AMAQI
13th Sep 2025496 AMAQI
13th Sep 2025487 AMAQI
13th Sep 2025428 AMAQI
13th Sep 2025509 AMAQI
13th Sep 20254910 AMAQI
13th Sep 20254811 AMAQI
13th Sep 20253912 PMAQI
13th Sep 2025361 PMAQI
13th Sep 2025372 PMAQI
13th Sep 2025383 PMAQI
13th Sep 2025434 PMAQI
13th Sep 2025505 PMAQI
13th Sep 2025486 PMAQI
13th Sep 2025507 PMAQI
13th Sep 2025498 PMAQI
13th Sep 2025539 PMAQI
13th Sep 20255210 PMAQI
13th Sep 20254211 PMAQI
14th Sep 20254812 AMAQI
14th Sep 2025501 AMAQI
14th Sep 2025502 AMAQI
14th Sep 2025483 AMAQI
14th Sep 2025474 AMAQI

30°C26/34°C

14th Sep 2025475 AMAQI
14th Sep 2025476 AMAQI
14th Sep 2025467 AMAQI
14th Sep 2025498 AMAQI
14th Sep 2025549 AMAQI
14th Sep 20255010 AMAQI
14th Sep 20255311 AMAQI
14th Sep 20255112 PMAQI
14th Sep 2025551 PMAQI
14th Sep 2025502 PMAQI
14th Sep 2025483 PMAQI
14th Sep 2025554 PMAQI
14th Sep 2025445 PMAQI
14th Sep 2025476 PMAQI
14th Sep 2025527 PMAQI
14th Sep 2025528 PMAQI
14th Sep 2025529 PMAQI
14th Sep 20254810 PMAQI
14th Sep 20255111 PMAQI
15th Sep 20255012 AMAQI
15th Sep 2025501 AMAQI
15th Sep 2025502 AMAQI
15th Sep 2025503 AMAQI
15th Sep 2025494 AMAQI

29°C27/33°C

15th Sep 2025485 AMAQI
15th Sep 2025506 AMAQI
15th Sep 2025507 AMAQI
15th Sep 2025558 AMAQI
15th Sep 2025579 AMAQI
15th Sep 20255710 AMAQI
15th Sep 20255911 AMAQI
15th Sep 20255212 PMAQI
15th Sep 2025561 PMAQI
15th Sep 2025562 PMAQI
15th Sep 2025523 PMAQI
15th Sep 2025504 PMAQI
15th Sep 2025495 PMAQI
15th Sep 2025436 PMAQI
15th Sep 2025387 PMAQI
15th Sep 2025388 PMAQI
15th Sep 2025459 PMAQI
15th Sep 20254610 PMAQI
15th Sep 20254311 PMAQI
16th Sep 20254412 AMAQI
16th Sep 2025511 AMAQI
16th Sep 2025512 AMAQI
16th Sep 2025523 AMAQI
16th Sep 2025524 AMAQI

30°C26/34°C

16th Sep 2025525 AMAQI
16th Sep 2025526 AMAQI
16th Sep 2025527 AMAQI
16th Sep 2025368 AMAQI
16th Sep 2025329 AMAQI
16th Sep 20253610 AMAQI
16th Sep 20253611 AMAQI
16th Sep 20253612 PMAQI
16th Sep 2025371 PMAQI
16th Sep 2025382 PMAQI
16th Sep 2025493 PMAQI
16th Sep 2025584 PMAQI
16th Sep 2025595 PMAQI
16th Sep 2025376 PMAQI
16th Sep 2025347 PMAQI
16th Sep 2025358 PMAQI
16th Sep 2025379 PMAQI
16th Sep 20253910 PMAQI
16th Sep 20254411 PMAQI
17th Sep 20254412 AMAQI
17th Sep 2025521 AMAQI
17th Sep 2025512 AMAQI
17th Sep 2025503 AMAQI
17th Sep 2025484 AMAQI

30°C26/34°C

17th Sep 2025485 AMAQI
17th Sep 2025486 AMAQI
17th Sep 2025487 AMAQI
17th Sep 2025308 AMAQI
17th Sep 2025209 AMAQI
17th Sep 20252610 AMAQI
17th Sep 20253911 AMAQI
17th Sep 20255512 PMAQI
17th Sep 2025541 PMAQI
17th Sep 2025522 PMAQI
17th Sep 2025563 PMAQI
17th Sep 2025574 PMAQI
17th Sep 2025505 PMAQI
17th Sep 2025426 PMAQI
17th Sep 2025477 PMAQI
17th Sep 2025508 PMAQI
17th Sep 2025409 PMAQI
17th Sep 20254510 PMAQI
17th Sep 20253611 PMAQI
18th Sep 20254012 AMAQI
18th Sep 2025481 AMAQI
18th Sep 2025502 AMAQI
18th Sep 2025493 AMAQI
18th Sep 2025474 AMAQI

30°C27/35°C

18th Sep 2025485 AMAQI
18th Sep 2025486 AMAQI
18th Sep 2025487 AMAQI
18th Sep 2025358 AMAQI
18th Sep 2025369 AMAQI
18th Sep 20253210 AMAQI
18th Sep 20253411 AMAQI
18th Sep 20254712 PMAQI
18th Sep 2025461 PMAQI
18th Sep 2025562 PMAQI
18th Sep 2025573 PMAQI
18th Sep 2025614 PMAQI
18th Sep 2025545 PMAQI
18th Sep 2025576 PMAQI
18th Sep 2025517 PMAQI
18th Sep 2025428 PMAQI
18th Sep 2025409 PMAQI
18th Sep 20253810 PMAQI
18th Sep 20253511 PMAQI
19th Sep 20253512 AMAQI
19th Sep 2025481 AMAQI
19th Sep 2025482 AMAQI
19th Sep 2025483 AMAQI
19th Sep 2025484 AMAQI

30°C26/36°C

19th Sep 2025475 AMAQI
19th Sep 2025466 AMAQI
19th Sep 2025467 AMAQI
19th Sep 2025358 AMAQI
19th Sep 2025269 AMAQI
19th Sep 20252710 AMAQI
19th Sep 20253011 AMAQI
19th Sep 20254512 PMAQI
19th Sep 2025341 PMAQI
19th Sep 2025342 PMAQI
19th Sep 2025473 PMAQI
19th Sep 2025804 PMAQI
19th Sep 2025765 PMAQI
19th Sep 2025686 PMAQI
19th Sep 2025587 PMAQI
19th Sep 2025608 PMAQI
19th Sep 2025519 PMAQI
19th Sep 20255210 PMAQI
19th Sep 20255011 PMAQI
20th Sep 20254812 AMAQI
20th Sep 2025461 AMAQI
20th Sep 2025472 AMAQI
20th Sep 2025463 AMAQI
20th Sep 2025434 AMAQI

29°C27/33°C

20th Sep 2025465 AMAQI
20th Sep 2025436 AMAQI
20th Sep 2025437 AMAQI
20th Sep 2025518 AMAQI
20th Sep 2025579 AMAQI
20th Sep 20255510 AMAQI
20th Sep 20255811 AMAQI
20th Sep 20255312 PMAQI
20th Sep 2025601 PMAQI
20th Sep 2025622 PMAQI
20th Sep 2025613 PMAQI
20th Sep 2025514 PMAQI
20th Sep 2025585 PMAQI
20th Sep 2025586 PMAQI
20th Sep 2025607 PMAQI
20th Sep 2025538 PMAQI
20th Sep 2025519 PMAQI
20th Sep 20254910 PMAQI
20th Sep 20254711 PMAQI
21st Sep 20254012 AMAQI
21st Sep 2025461 AMAQI
21st Sep 2025462 AMAQI
21st Sep 2025493 AMAQI
21st Sep 2025504 AMAQI

28°C26/32°C

21st Sep 2025505 AMAQI
21st Sep 2025506 AMAQI
21st Sep 2025517 AMAQI
21st Sep 2025298 AMAQI
21st Sep 2025249 AMAQI
21st Sep 20252410 AMAQI
21st Sep 20252011 AMAQI
21st Sep 20253612 PMAQI
21st Sep 2025281 PMAQI
21st Sep 2025242 PMAQI
21st Sep 2025263 PMAQI
21st Sep 2025294 PMAQI
21st Sep 2025305 PMAQI
21st Sep 2025266 PMAQI
21st Sep 2025427 PMAQI
21st Sep 2025408 PMAQI
21st Sep 2025399 PMAQI
21st Sep 20253810 PMAQI
21st Sep 20254211 PMAQI
22nd Sep 20254212 AMAQI
22nd Sep 2025491 AMAQI
22nd Sep 2025502 AMAQI
22nd Sep 2025463 AMAQI
22nd Sep 2025434 AMAQI

29°C25/34°C

22nd Sep 2025435 AMAQI
22nd Sep 2025436 AMAQI
22nd Sep 2025427 AMAQI
22nd Sep 2025288 AMAQI
22nd Sep 2025239 AMAQI
22nd Sep 20252010 AMAQI
22nd Sep 20252611 AMAQI
22nd Sep 20254512 PMAQI
22nd Sep 2025391 PMAQI
22nd Sep 2025282 PMAQI
22nd Sep 2025263 PMAQI
22nd Sep 2025314 PMAQI
22nd Sep 2025385 PMAQI
22nd Sep 2025326 PMAQI
22nd Sep 2025367 PMAQI
22nd Sep 2025388 PMAQI
22nd Sep 2025409 PMAQI
22nd Sep 20254610 PMAQI
22nd Sep 20254011 PMAQI
23rd Sep 20253712 AMAQI
23rd Sep 2025471 AMAQI
23rd Sep 2025462 AMAQI
23rd Sep 2025453 AMAQI
23rd Sep 2025424 AMAQI

28°C26/32°C

23rd Sep 2025435 AMAQI
23rd Sep 2025426 AMAQI
23rd Sep 2025427 AMAQI
23rd Sep 2025268 AMAQI
23rd Sep 2025219 AMAQI
23rd Sep 20253110 AMAQI
23rd Sep 20252211 AMAQI
23rd Sep 20252012 PMAQI
23rd Sep 2025201 PMAQI
23rd Sep 2025242 PMAQI
23rd Sep 2025313 PMAQI
23rd Sep 2025244 PMAQI
23rd Sep 2025305 PMAQI
23rd Sep 2025376 PMAQI
23rd Sep 2025427 PMAQI
23rd Sep 2025438 PMAQI
23rd Sep 2025489 PMAQI
23rd Sep 20254010 PMAQI
23rd Sep 20254311 PMAQI
24th Sep 20254612 AMAQI
24th Sep 2025441 AMAQI
24th Sep 2025432 AMAQI
24th Sep 2025433 AMAQI
24th Sep 2025414 AMAQI

29°C27/32°C

24th Sep 2025405 AMAQI
24th Sep 2025416 AMAQI
24th Sep 2025407 AMAQI
24th Sep 2025408 AMAQI
24th Sep 2025449 AMAQI
24th Sep 20254210 AMAQI
24th Sep 20255411 AMAQI
24th Sep 20256612 PMAQI
24th Sep 2025631 PMAQI
24th Sep 2025542 PMAQI
24th Sep 2025583 PMAQI
24th Sep 2025584 PMAQI
24th Sep 2025575 PMAQI
24th Sep 2025556 PMAQI
24th Sep 2025557 PMAQI
24th Sep 2025518 PMAQI
24th Sep 2025519 PMAQI
24th Sep 20255210 PMAQI
24th Sep 20255011 PMAQI
25th Sep 20254412 AMAQI
25th Sep 2025421 AMAQI
25th Sep 2025442 AMAQI
25th Sep 2025463 AMAQI
25th Sep 2025474 AMAQI

28°C25/33°C

25th Sep 2025475 AMAQI
25th Sep 2025466 AMAQI
25th Sep 2025467 AMAQI
25th Sep 2025548 AMAQI
25th Sep 2025549 AMAQI
25th Sep 20255810 AMAQI
25th Sep 20254411 AMAQI
25th Sep 20253812 PMAQI
25th Sep 2025391 PMAQI
25th Sep 2025372 PMAQI
25th Sep 2025383 PMAQI
25th Sep 2025344 PMAQI
25th Sep 2025275 PMAQI
25th Sep 2025286 PMAQI
25th Sep 2025307 PMAQI
25th Sep 2025288 PMAQI
25th Sep 2025269 PMAQI
25th Sep 20252510 PMAQI
25th Sep 20253211 PMAQI
26th Sep 20253412 AMAQI
26th Sep 2025371 AMAQI
26th Sep 2025382 AMAQI
26th Sep 2025323 AMAQI
26th Sep 2025264 AMAQI

29°C25/34°C

26th Sep 2025225 AMAQI
26th Sep 2025246 AMAQI
26th Sep 2025307 AMAQI
26th Sep 2025328 AMAQI
26th Sep 2025399 AMAQI
26th Sep 20253910 AMAQI
26th Sep 20252811 AMAQI
26th Sep 20252212 PMAQI
26th Sep 2025231 PMAQI
26th Sep 2025242 PMAQI
26th Sep 2025293 PMAQI
26th Sep 2025284 PMAQI
26th Sep 2025335 PMAQI
26th Sep 2025436 PMAQI
26th Sep 2025457 PMAQI
26th Sep 2025418 PMAQI
26th Sep 2025359 PMAQI
26th Sep 20253310 PMAQI
26th Sep 20253311 PMAQI
27th Sep 20253312 AMAQI
27th Sep 2025351 AMAQI
27th Sep 2025372 AMAQI
27th Sep 2025353 AMAQI
27th Sep 2025374 AMAQI

29°C26/34°C

27th Sep 2025355 AMAQI
27th Sep 2025426 AMAQI
27th Sep 2025477 AMAQI
27th Sep 2025528 AMAQI
27th Sep 2025529 AMAQI
27th Sep 20255510 AMAQI
27th Sep 20255611 AMAQI
27th Sep 20255912 PMAQI
27th Sep 2025571 PMAQI
27th Sep 2025552 PMAQI
27th Sep 2025543 PMAQI
27th Sep 2025484 PMAQI
27th Sep 2025405 PMAQI
27th Sep 2025416 PMAQI
27th Sep 2025417 PMAQI
27th Sep 2025398 PMAQI
27th Sep 2025409 PMAQI
27th Sep 20254210 PMAQI
27th Sep 20253711 PMAQI
28th Sep 20253512 AMAQI
28th Sep 2025391 AMAQI
28th Sep 2025392 AMAQI
28th Sep 2025393 AMAQI
28th Sep 2025404 AMAQI

30°C26/35°C

28th Sep 2025425 AMAQI
28th Sep 2025406 AMAQI
28th Sep 2025427 AMAQI
28th Sep 2025408 AMAQI
28th Sep 2025479 AMAQI
28th Sep 20255510 AMAQI
28th Sep 20255611 AMAQI
28th Sep 20255912 PMAQI
28th Sep 2025601 PMAQI
28th Sep 2025552 PMAQI
28th Sep 2025583 PMAQI
28th Sep 2025564 PMAQI
28th Sep 2025555 PMAQI
28th Sep 2025616 PMAQI
28th Sep 2025637 PMAQI
28th Sep 2025618 PMAQI
28th Sep 2025599 PMAQI
28th Sep 20255810 PMAQI
28th Sep 20255911 PMAQI
29th Sep 20255812 AMAQI
29th Sep 2025601 AMAQI
29th Sep 2025692 AMAQI
29th Sep 2025763 AMAQI
29th Sep 2025804 AMAQI

30°C26/35°C

29th Sep 2025755 AMAQI
29th Sep 2025786 AMAQI
29th Sep 2025807 AMAQI
29th Sep 2025708 AMAQI
29th Sep 2025719 AMAQI
29th Sep 20256610 AMAQI
29th Sep 20256211 AMAQI
29th Sep 20257412 PMAQI
29th Sep 2025801 PMAQI
29th Sep 2025822 PMAQI
29th Sep 2025783 PMAQI
29th Sep 2025754 PMAQI
29th Sep 2025735 PMAQI
29th Sep 2025726 PMAQI
29th Sep 2025707 PMAQI
29th Sep 2025458 PMAQI
29th Sep 2025249 PMAQI
29th Sep 20252410 PMAQI
29th Sep 20253111 PMAQI
30th Sep 20252712 AMAQI
30th Sep 2025301 AMAQI
30th Sep 2025232 AMAQI
30th Sep 2025213 AMAQI
30th Sep 2025284 AMAQI

29°C26/33°C

30th Sep 2025445 AMAQI
30th Sep 2025536 AMAQI
30th Sep 2025667 AMAQI
30th Sep 2025618 AMAQI
30th Sep 2025619 AMAQI
30th Sep 20256010 AMAQI
30th Sep 20256111 AMAQI
30th Sep 20255512 PMAQI
30th Sep 2025571 PMAQI
30th Sep 2025612 PMAQI
30th Sep 2025723 PMAQI
30th Sep 2025644 PMAQI
30th Sep 2025565 PMAQI
30th Sep 2025636 PMAQI
30th Sep 2025667 PMAQI
30th Sep 2025618 PMAQI
30th Sep 2025599 PMAQI
30th Sep 20256610 PMAQI
30th Sep 20256711 PMAQI
1st Oct 20255912 AMAQI
1st Oct 2025601 AMAQI
1st Oct 2025662 AMAQI
1st Oct 2025643 AMAQI
1st Oct 2025544 AMAQI

29°C25/34°C

1st Oct 2025485 AMAQI
1st Oct 2025526 AMAQI
1st Oct 2025507 AMAQI
1st Oct 2025488 AMAQI
1st Oct 2025589 AMAQI
1st Oct 20255810 AMAQI
1st Oct 20254911 AMAQI
1st Oct 20256512 PMAQI
1st Oct 2025771 PMAQI
1st Oct 2025772 PMAQI
1st Oct 2025673 PMAQI
1st Oct 2025654 PMAQI
1st Oct 2025665 PMAQI
1st Oct 2025716 PMAQI
1st Oct 2025697 PMAQI
1st Oct 2025698 PMAQI
1st Oct 2025669 PMAQI
1st Oct 20256110 PMAQI
1st Oct 20254411 PMAQI
2nd Oct 20253912 AMAQI
2nd Oct 2025381 AMAQI
2nd Oct 2025352 AMAQI
2nd Oct 2025343 AMAQI
2nd Oct 2025354 AMAQI

29°C26/34°C

2nd Oct 2025465 AMAQI
2nd Oct 2025516 AMAQI
2nd Oct 2025517 AMAQI
2nd Oct 2025478 AMAQI
2nd Oct 2025479 AMAQI
2nd Oct 20254610 AMAQI
2nd Oct 20254511 AMAQI
2nd Oct 20255512 PMAQI
2nd Oct 2025591 PMAQI
2nd Oct 2025552 PMAQI
2nd Oct 2025543 PMAQI
2nd Oct 2025594 PMAQI
2nd Oct 2025615 PMAQI
2nd Oct 2025636 PMAQI
2nd Oct 2025567 PMAQI
2nd Oct 2025568 PMAQI
2nd Oct 2025579 PMAQI
2nd Oct 20255310 PMAQI
2nd Oct 20255011 PMAQI
3rd Oct 20254112 AMAQI
3rd Oct 2025411 AMAQI
3rd Oct 2025442 AMAQI
3rd Oct 2025423 AMAQI
3rd Oct 2025564 AMAQI

29°C26/33°C

3rd Oct 2025705 AMAQI
3rd Oct 2025676 AMAQI
3rd Oct 2025567 AMAQI
3rd Oct 2025618 AMAQI
3rd Oct 2025609 AMAQI
3rd Oct 20256010 AMAQI
3rd Oct 20256111 AMAQI
3rd Oct 20255912 PMAQI
3rd Oct 2025461 PMAQI
3rd Oct 2025582 PMAQI
3rd Oct 2025573 PMAQI
3rd Oct 2025644 PMAQI
3rd Oct 2025675 PMAQI
3rd Oct 2025686 PMAQI
3rd Oct 2025567 PMAQI
3rd Oct 2025708 PMAQI
3rd Oct 2025689 PMAQI
3rd Oct 20256710 PMAQI
3rd Oct 20256711 PMAQI
4th Oct 20257912 AMAQI
4th Oct 2025671 AMAQI
4th Oct 2025532 AMAQI
4th Oct 2025593 AMAQI
4th Oct 2025604 AMAQI

29°C26/33°C

4th Oct 2025625 AMAQI
4th Oct 2025636 AMAQI
4th Oct 2025667 AMAQI
4th Oct 2025718 AMAQI
4th Oct 2025749 AMAQI
4th Oct 20256710 AMAQI
4th Oct 20255811 AMAQI
4th Oct 20255912 PMAQI
4th Oct 2025651 PMAQI
4th Oct 2025802 PMAQI
4th Oct 2025763 PMAQI
4th Oct 2025684 PMAQI
4th Oct 2025605 PMAQI
4th Oct 2025686 PMAQI
4th Oct 2025647 PMAQI
4th Oct 2025658 PMAQI
4th Oct 2025649 PMAQI
4th Oct 20257110 PMAQI
4th Oct 20257811 PMAQI
5th Oct 20257312 AMAQI
5th Oct 2025841 AMAQI
5th Oct 2025842 AMAQI
5th Oct 2025963 AMAQI
5th Oct 2025804 AMAQI

30°C26/34°C

5th Oct 2025725 AMAQI
5th Oct 2025726 AMAQI
5th Oct 2025667 AMAQI
5th Oct 2025668 AMAQI
5th Oct 2025679 AMAQI
5th Oct 20256010 AMAQI
5th Oct 20256411 AMAQI
5th Oct 20256512 PMAQI
5th Oct 2025641 PMAQI
5th Oct 2025592 PMAQI
5th Oct 2025593 PMAQI
5th Oct 2025534 PMAQI
5th Oct 2025515 PMAQI
5th Oct 2025506 PMAQI
5th Oct 2025527 PMAQI
5th Oct 2025528 PMAQI
5th Oct 2025539 PMAQI
5th Oct 20254610 PMAQI
5th Oct 20254711 PMAQI
6th Oct 20255212 AMAQI
6th Oct 2025551 AMAQI
6th Oct 2025542 AMAQI
6th Oct 2025563 AMAQI
6th Oct 2025574 AMAQI

30°C26/34°C

6th Oct 2025625 AMAQI
5 AM
6th Oct 2025556 AMAQI
6th Oct 2025637 AMAQI
6th Oct 2025638 AMAQI
6th Oct 2025619 AMAQI
6th Oct 20256010 AMAQI
6th Oct 20256011 AMAQI
11 AM
5 PM
11 PM
4 AM

--°C/°C

Day time
Avg. Highest Time
5 AM - 7 AM

50AQI

3 hours / Day
90 hours / Month
Avg. Lowest Time
8 AM - 11 AM

45AQI

4 hours / Day
120 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 5 AM to 7 AM (Avg. 50), while the lowest AQI was between 8 AM to 11 AM (Avg. 45).
Night time
Avg. Highest Time
1 AM - 11 PM

49AQI

10 hours / Day
300 hours / Month
Avg. Lowest Time
12 AM

46AQI

1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 1 AM to 11 PM (Avg. 49), while the lowest AQI was between 12 AM to 12 AM (Avg. 46).

2025 Days Vs Air Quality

Northcpc Taoyuan Refinery F2, Taoyuan District, Taoyuan, Taiwan

2025

43%

119

57%

158

0.3%

1

Total number of days with different AQI categories in last 279 days in 2025 (86 days remaining)

Good
119 Days
Moderate
158 Days
Poor
1 Days
Unhealthy
0 Days
Severe
0 Days
Hazardous
0 Days

Under WHO’s Safe Air Quality Limits: 43%

Health Risk Level:

Significant

In 2025, 43% of 279 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 F2, 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
87AQI
2nd January 2025
69AQI
3rd January 2025
76AQI
4th January 2025
63AQI
5th January 2025
72AQI
6th January 2025
87AQI
7th January 2025
76AQI
8th January 2025
65AQI
9th January 2025
78AQI
10th January 2025
65AQI
11th January 2025
62AQI
12th January 2025
57AQI
13th January 2025
62AQI
14th January 2025
73AQI
15th January 2025
88AQI
16th January 2025
61AQI
17th January 2025
62AQI
18th January 2025
53AQI
19th January 2025
59AQI
20th January 2025
68AQI
21st January 2025
79AQI
22nd January 2025
93AQI
23rd January 2025
68AQI
24th January 2025
65AQI
25th January 2025
67AQI
26th January 2025
60AQI
27th January 2025
63AQI
28th January 2025
60AQI
29th January 2025
58AQI
30th January 2025
58AQI
31st January 2025
56AQI
1st February 2025
49AQI
2nd February 2025
45AQI
3rd February 2025
48AQI
4th February 2025
76AQI
5th February 2025
56AQI
6th February 2025
51AQI
7th February 2025
46AQI
8th February 2025
62AQI
9th February 2025
52AQI
10th February 2025
54AQI
11th February 2025
60AQI
12th February 2025
79AQI
13th February 2025
50AQI
14th February 2025
48AQI
15th February 2025
52AQI
16th February 2025
68AQI
17th February 2025
93AQI
18th February 2025
54AQI
19th February 2025
56AQI
20th February 2025
58AQI
21st February 2025
38AQI
22nd February 2025
47AQI
23rd February 2025
37AQI
24th February 2025
66AQI
25th February 2025
65AQI
26th February 2025
78AQI
27th February 2025
115AQI
28th February 2025
83AQI
1st March 2025
94AQI
2nd March 2025
74AQI
3rd March 2025
94AQI
4th March 2025
55AQI
5th March 2025
50AQI
6th March 2025
44AQI
7th March 2025
60AQI
8th March 2025
55AQI
9th March 2025
54AQI
10th March 2025
71AQI
11th March 2025
86AQI
12th March 2025
86AQI
13th March 2025
73AQI
14th March 2025
65AQI
15th March 2025
51AQI
16th March 2025
62AQI
17th March 2025
73AQI
18th March 2025
61AQI
19th March 2025
74AQI
20th March 2025
64AQI
21st March 2025
63AQI
22nd March 2025
71AQI
23rd March 2025
76AQI
24th March 2025
75AQI
25th March 2025
78AQI
26th March 2025
81AQI
27th March 2025
75AQI
28th March 2025
69AQI
29th March 2025
54AQI
30th March 2025
41AQI
31st March 2025
37AQI
1st April 2025
45AQI
2nd April 2025
53AQI
3rd April 2025
53AQI
4th April 2025
65AQI
5th April 2025
73AQI
6th April 2025
65AQI
7th April 2025
74AQI
8th April 2025
82AQI
9th April 2025
87AQI
10th April 2025
75AQI
11th April 2025
85AQI
12th April 2025
67AQI
13th April 2025
91AQI
14th April 2025
75AQI
15th April 2025
83AQI
16th April 2025
84AQI
17th April 2025
86AQI
18th April 2025
82AQI
19th April 2025
75AQI
20th April 2025
61AQI
21st April 2025
74AQI
22nd April 2025
66AQI
23rd April 2025
58AQI
24th April 2025
55AQI
25th April 2025
51AQI
26th April 2025
47AQI
27th April 2025
56AQI
28th April 2025
61AQI
29th April 2025
55AQI
30th April 2025
68AQI
1st May 2025
68AQI
2nd May 2025
69AQI
3rd May 2025
68AQI
4th May 2025
69AQI
5th May 2025
68AQI
6th May 2025
68AQI
7th May 2025
56AQI
8th May 2025
60AQI
9th May 2025
57AQI
10th May 2025
48AQI
11th May 2025
48AQI
12th May 2025
56AQI
13th May 2025
57AQI
14th May 2025
64AQI
15th May 2025
58AQI
16th May 2025
58AQI
17th May 2025
55AQI
18th May 2025
48AQI
19th May 2025
48AQI
20th May 2025
54AQI
21st May 2025
48AQI
22nd May 2025
57AQI
23rd May 2025
53AQI
24th May 2025
43AQI
25th May 2025
67AQI
26th May 2025
51AQI
27th May 2025
51AQI
28th May 2025
42AQI
29th May 2025
36AQI
30th May 2025
53AQI
31st May 2025
57AQI
1st June 2025
58AQI
2nd June 2025
50AQI
3rd June 2025
45AQI
4th June 2025
44AQI
5th June 2025
52AQI
6th June 2025
52AQI
7th June 2025
55AQI
8th June 2025
49AQI
9th June 2025
52AQI
10th June 2025
50AQI
11th June 2025
51AQI
12th June 2025
31AQI
13th June 2025
42AQI
14th June 2025
41AQI
15th June 2025
42AQI
16th June 2025
41AQI
17th June 2025
35AQI
18th June 2025
43AQI
19th June 2025
41AQI
20th June 2025
42AQI
21st June 2025
48AQI
22nd June 2025
48AQI
23rd June 2025
49AQI
24th June 2025
51AQI
25th June 2025
50AQI
26th June 2025
55AQI
27th June 2025
45AQI
28th June 2025
45AQI
29th June 2025
43AQI
30th June 2025
50AQI
1st July 2025
50AQI
2nd July 2025
40AQI
3rd July 2025
47AQI
4th July 2025
50AQI
5th July 2025
43AQI
6th July 2025
38AQI
7th July 2025
33AQI
8th July 2025
50AQI
9th July 2025
51AQI
10th July 2025
51AQI
11th July 2025
53AQI
12th July 2025
55AQI
13th July 2025
54AQI
14th July 2025
57AQI
15th July 2025
54AQI
16th July 2025
54AQI
17th July 2025
58AQI
18th July 2025
45AQI
19th July 2025
37AQI
20th July 2025
34AQI
21st July 2025
34AQI
22nd July 2025
32AQI
23rd July 2025
33AQI
24th July 2025
36AQI
25th July 2025
36AQI
26th July 2025
38AQI
27th July 2025
43AQI
28th July 2025
37AQI
29th July 2025
38AQI
30th July 2025
44AQI
31st July 2025
43AQI
1st August 2025
44AQI
2nd August 2025
41AQI
3rd August 2025
40AQI
4th August 2025
40AQI
5th August 2025
45AQI
6th August 2025
49AQI
7th August 2025
53AQI
8th August 2025
61AQI
9th August 2025
54AQI
10th August 2025
49AQI
11th August 2025
45AQI
12th August 2025
50AQI
13th August 2025
44AQI
14th August 2025
40AQI
15th August 2025
35AQI
16th August 2025
36AQI
17th August 2025
37AQI
18th August 2025
44AQI
19th August 2025
46AQI
20th August 2025
40AQI
21st August 2025
41AQI
22nd August 2025
46AQI
23rd August 2025
46AQI
24th August 2025
46AQI
25th August 2025
40AQI
26th August 2025
41AQI
27th August 2025
39AQI
28th August 2025
40AQI
29th August 2025
35AQI
30th August 2025
39AQI
31st August 2025
45AQI
1st September 2025
52AQI
2nd September 2025
51AQI
3rd September 2025
54AQI
4th September 2025
54AQI
5th September 2025
50AQI
6th September 2025
53AQI
7th September 2025
45AQI
8th September 2025
39AQI
9th September 2025
43AQI
10th September 2025
44AQI
11th September 2025
45AQI
12th September 2025
48AQI
13th September 2025
47AQI
14th September 2025
49AQI
15th September 2025
49AQI
16th September 2025
44AQI
17th September 2025
45AQI
18th September 2025
46AQI
19th September 2025
49AQI
20th September 2025
52AQI
21st September 2025
38AQI
22nd September 2025
38AQI
23rd September 2025
37AQI
24th September 2025
49AQI
25th September 2025
37AQI
26th September 2025
33AQI
27th September 2025
42AQI
28th September 2025
48AQI
29th September 2025
63AQI
30th September 2025
50AQI
1st October 2025
61AQI
2nd October 2025
48AQI
3rd October 2025
57AQI
4th October 2025
68AQI
5th October 2025
75AQI
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

68AQI

60AQI

67AQI

68AQI

56AQI

47AQI

44AQI

44AQI

46AQI

62AQI

No. of days

Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days

202556AQI

31
9
18
1
4
27
2
28
8
23
22
8
22
9
28
3
23
7
1
4
119
158
1

Highest AQI recorded in

April

68AQI

Lowest AQI recorded in

August

44AQI

202462AQI

1
23
7
8
20
1
22
9
18
12
2
29
26
3
31
13
18
25
5
19
12
17
12
1
6
24
1
148
186
30
1

Highest AQI recorded in

April

92AQI

Lowest AQI recorded in

July

31AQI

202357AQI

14
15
2
10
18
8
21
2
3
25
2
10
20
1
1
6
25
6
31
14
16
17
14
6
23
6
21
4
145
185
11

Highest AQI recorded in

April

72AQI

Lowest AQI recorded in

July

35AQI

202253AQI

20
10
6
12
10
18
3
11
19
17
14
12
17
8
16
1
6
20
2
17
14
20
10
21
10
149
160
5

Highest AQI recorded in

March

71AQI

Lowest AQI recorded in

December

44AQI

202163AQI

7
16
6
16
5
1
4
22
5
7
20
3
3
27
1
11
7
5
26
3
28
15
12
3
22
9
4
25
1
12
16
99
224
18
1

Highest AQI recorded in

March

81AQI

Lowest AQI recorded in

June

46AQI

202038AQI

10
29
1
19
5
8
8
11
6
23
7
1
100
27
1

Highest AQI recorded in

October

48AQI

Lowest AQI recorded in

July

24AQI

Most & Least Polluted Years Over the Last 6 Years

Most Polluted Year Recorded
2021(Avg.)
63AQI
Least Polluted Year Recorded
2020(Avg.)
38AQI

Northcpc Taoyuan Refinery F2's annual 2025 AQI (56) shows an average percentage change of 5.4% (worsened AQI) compared to previous years: 2020 (38), 2021 (63), 2022 (53), 2023 (57), 2024 (62).