Longtan, Pingzhen, 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+
September Air Quality Analysis
Longtan, Pingzhen, Taoyuan, Taiwan
2021
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
14th Sep 2023
80AQILowest AQI recorded on
23rd Sep 2023
13AQISame Day Analysis (29th September ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 2nd highest AQI at 59 of Moderate air quality, showing improvement over 2022 on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 30th Sep - 1st Oct 2025
Longtan, Pingzhen, Taoyuan, Taiwan
AQI
Day
Night
.
5 AM30th Sep 2025
5 PM
4 AM1st Oct 2025
Day time
Avg. Highest Time
12AMNaNth undefined
AQI
Avg. Lowest Time
12AMNaNth undefined
AQI
Night time
Avg. Highest Time
5AM30th Sep
61AQI
Avg. Lowest Time
7PM30th Sep
36AQI
In the last 24 hours,
Longtan's AQI reached its highest point of 61 at 5 AM during the Night, while the lowest point, undefined, was recorded at 4 AM during the Night between 30th Sep and 1st Oct 2025.
Day & Night AQI Trend : Sep - Oct 2025
Longtan, Pingzhen, Taoyuan, Taiwan
SepOct
01st - 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 - 28th28th - 29th29th - 30th30th - 01st01st
Day
Night
1st Sep 2025465 AMAQI
1st Sep 2025486 AMAQI
1st Sep 2025487 AMAQI
1st Sep 2025518 AMAQI
1st Sep 2025549 AMAQI
1st Sep 20255810 AMAQI
1st Sep 20255911 AMAQI
1st Sep 20255812 PMAQI
1st Sep 2025531 PMAQI
1st Sep 2025542 PMAQI
1st Sep 2025533 PMAQI
1st Sep 2025644 PMAQI
1st Sep 2025635 PMAQI
1st Sep 2025606 PMAQI
1st Sep 2025577 PMAQI
1st Sep 2025598 PMAQI
1st Sep 2025589 PMAQI
1st Sep 20255610 PMAQI
1st Sep 20255211 PMAQI
2nd Sep 20255012 AMAQI
2nd Sep 2025441 AMAQI
2nd Sep 2025442 AMAQI
2nd Sep 2025473 AMAQI
2nd Sep 2025494 AMAQI
28°C26/31°C
2nd Sep 2025485 AMAQI
2nd Sep 2025486 AMAQI
2nd Sep 2025507 AMAQI
2nd Sep 2025628 AMAQI
2nd Sep 2025619 AMAQI
2nd Sep 20256210 AMAQI
2nd Sep 20256311 AMAQI
2nd Sep 20256012 PMAQI
2nd Sep 2025571 PMAQI
2nd Sep 2025572 PMAQI
2nd Sep 2025533 PMAQI
2nd Sep 2025584 PMAQI
2nd Sep 2025555 PMAQI
2nd Sep 2025566 PMAQI
2nd Sep 2025547 PMAQI
2nd Sep 2025508 PMAQI
2nd Sep 2025539 PMAQI
2nd Sep 20255110 PMAQI
2nd Sep 20255011 PMAQI
3rd Sep 20254912 AMAQI
3rd Sep 2025491 AMAQI
3rd Sep 2025502 AMAQI
3rd Sep 2025523 AMAQI
3rd Sep 2025524 AMAQI
28°C26/31°C
3rd Sep 2025525 AMAQI
3rd Sep 2025526 AMAQI
3rd Sep 2025527 AMAQI
3rd Sep 2025568 AMAQI
3rd Sep 2025699 AMAQI
3rd Sep 20256210 AMAQI
3rd Sep 20256811 AMAQI
3rd Sep 20256712 PMAQI
3rd Sep 2025611 PMAQI
3rd Sep 2025602 PMAQI
3rd Sep 2025583 PMAQI
3rd Sep 2025584 PMAQI
3rd Sep 2025595 PMAQI
3rd Sep 2025596 PMAQI
3rd Sep 2025587 PMAQI
3rd Sep 2025508 PMAQI
3rd Sep 2025489 PMAQI
3rd Sep 20255410 PMAQI
3rd Sep 20255411 PMAQI
4th Sep 20255212 AMAQI
4th Sep 2025501 AMAQI
4th Sep 2025452 AMAQI
4th Sep 2025503 AMAQI
4th Sep 2025524 AMAQI
29°C25/33°C
4th Sep 2025545 AMAQI
4th Sep 2025536 AMAQI
4th Sep 2025547 AMAQI
4th Sep 2025698 AMAQI
4th Sep 2025699 AMAQI
4th Sep 20256410 AMAQI
4th Sep 20255911 AMAQI
4th Sep 20256612 PMAQI
4th Sep 2025621 PMAQI
4th Sep 2025612 PMAQI
4th Sep 2025563 PMAQI
4th Sep 2025474 PMAQI
4th Sep 2025405 PMAQI
4th Sep 2025336 PMAQI
4th Sep 2025247 PMAQI
4th Sep 2025368 PMAQI
4th Sep 2025449 PMAQI
4th Sep 20254310 PMAQI
4th Sep 20254411 PMAQI
5th Sep 20254212 AMAQI
5th Sep 2025521 AMAQI
5th Sep 2025522 AMAQI
5th Sep 2025543 AMAQI
5th Sep 2025554 AMAQI
28°C25/33°C
5th Sep 2025545 AMAQI
5th Sep 2025546 AMAQI
5th Sep 2025547 AMAQI
5th Sep 2025578 AMAQI
5th Sep 2025639 AMAQI
5th Sep 20255910 AMAQI
5th Sep 20256111 AMAQI
5th Sep 20257212 PMAQI
5th Sep 2025681 PMAQI
5th Sep 2025602 PMAQI
5th Sep 2025603 PMAQI
5th Sep 2025634 PMAQI
5th Sep 2025575 PMAQI
5th Sep 2025546 PMAQI
5th Sep 2025637 PMAQI
5th Sep 2025518 PMAQI
5th Sep 2025539 PMAQI
5th Sep 20255510 PMAQI
5th Sep 20255011 PMAQI
6th Sep 20255012 AMAQI
6th Sep 2025531 AMAQI
6th Sep 2025552 AMAQI
6th Sep 2025553 AMAQI
6th Sep 2025554 AMAQI
29°C25/33°C
6th Sep 2025555 AMAQI
6th Sep 2025556 AMAQI
6th Sep 2025537 AMAQI
6th Sep 2025368 AMAQI
6th Sep 2025469 AMAQI
6th Sep 20254310 AMAQI
6th Sep 20254311 AMAQI
6th Sep 20254112 PMAQI
6th Sep 2025471 PMAQI
6th Sep 2025562 PMAQI
6th Sep 2025643 PMAQI
6th Sep 2025624 PMAQI
6th Sep 2025605 PMAQI
6th Sep 2025706 PMAQI
6th Sep 2025647 PMAQI
6th Sep 2025628 PMAQI
6th Sep 2025599 PMAQI
6th Sep 20255610 PMAQI
6th Sep 20255911 PMAQI
7th Sep 20255612 AMAQI
7th Sep 2025551 AMAQI
7th Sep 2025542 AMAQI
7th Sep 2025543 AMAQI
7th Sep 2025544 AMAQI
30°C26/35°C
7th Sep 2025545 AMAQI
7th Sep 2025556 AMAQI
7th Sep 2025537 AMAQI
7th Sep 2025468 AMAQI
7th Sep 2025489 AMAQI
7th Sep 20254910 AMAQI
7th Sep 20255411 AMAQI
7th Sep 20255412 PMAQI
7th Sep 2025421 PMAQI
7th Sep 2025322 PMAQI
7th Sep 2025363 PMAQI
7th Sep 2025394 PMAQI
7th Sep 2025405 PMAQI
7th Sep 2025336 PMAQI
7th Sep 2025467 PMAQI
7th Sep 2025458 PMAQI
7th Sep 2025449 PMAQI
7th Sep 20254810 PMAQI
7th Sep 20254411 PMAQI
8th Sep 20255212 AMAQI
8th Sep 2025541 AMAQI
8th Sep 2025532 AMAQI
8th Sep 2025533 AMAQI
8th Sep 2025524 AMAQI
28°C26/31°C
8th Sep 2025515 AMAQI
8th Sep 2025536 AMAQI
8th Sep 2025527 AMAQI
8th Sep 2025308 AMAQI
8th Sep 2025409 AMAQI
8th Sep 20253310 AMAQI
8th Sep 20252411 AMAQI
8th Sep 20252912 PMAQI
8th Sep 2025241 PMAQI
8th Sep 2025322 PMAQI
8th Sep 2025323 PMAQI
8th Sep 2025314 PMAQI
8th Sep 2025305 PMAQI
8th Sep 2025296 PMAQI
8th Sep 2025407 PMAQI
8th Sep 2025468 PMAQI
8th Sep 2025439 PMAQI
8th Sep 20254310 PMAQI
8th Sep 20254311 PMAQI
9th Sep 20255112 AMAQI
9th Sep 2025531 AMAQI
9th Sep 2025532 AMAQI
9th Sep 2025523 AMAQI
9th Sep 2025514 AMAQI
28°C25/33°C
9th Sep 2025485 AMAQI
9th Sep 2025506 AMAQI
9th Sep 2025487 AMAQI
9th Sep 2025428 AMAQI
9th Sep 2025419 AMAQI
9th Sep 20253610 AMAQI
9th Sep 20253211 AMAQI
9th Sep 20254612 PMAQI
9th Sep 2025361 PMAQI
9th Sep 2025352 PMAQI
9th Sep 2025313 PMAQI
9th Sep 2025344 PMAQI
9th Sep 2025315 PMAQI
9th Sep 2025366 PMAQI
9th Sep 2025427 PMAQI
9th Sep 2025448 PMAQI
9th Sep 2025439 PMAQI
9th Sep 20254410 PMAQI
9th Sep 20254511 PMAQI
10th Sep 20254712 AMAQI
10th Sep 2025511 AMAQI
10th Sep 2025502 AMAQI
10th Sep 2025523 AMAQI
10th Sep 2025504 AMAQI
29°C26/33°C
10th Sep 2025515 AMAQI
10th Sep 2025496 AMAQI
10th Sep 2025517 AMAQI
10th Sep 2025308 AMAQI
10th Sep 2025369 AMAQI
10th Sep 20252710 AMAQI
10th Sep 20253111 AMAQI
10th Sep 20253312 PMAQI
10th Sep 2025401 PMAQI
10th Sep 2025402 PMAQI
10th Sep 2025413 PMAQI
10th Sep 2025364 PMAQI
10th Sep 2025365 PMAQI
10th Sep 2025386 PMAQI
10th Sep 2025447 PMAQI
10th Sep 2025508 PMAQI
10th Sep 2025529 PMAQI
10th Sep 20255310 PMAQI
10th Sep 20254511 PMAQI
11th Sep 20255012 AMAQI
11th Sep 2025511 AMAQI
11th Sep 2025522 AMAQI
11th Sep 2025493 AMAQI
11th Sep 2025464 AMAQI
29°C25/34°C
11th Sep 2025485 AMAQI
11th Sep 2025486 AMAQI
11th Sep 2025487 AMAQI
11th Sep 2025448 AMAQI
11th Sep 2025369 AMAQI
11th Sep 20253910 AMAQI
11th Sep 20253911 AMAQI
11th Sep 20254412 PMAQI
11th Sep 2025451 PMAQI
11th Sep 2025432 PMAQI
11th Sep 2025433 PMAQI
11th Sep 2025534 PMAQI
11th Sep 2025385 PMAQI
11th Sep 2025386 PMAQI
11th Sep 2025447 PMAQI
11th Sep 2025528 PMAQI
11th Sep 2025509 PMAQI
11th Sep 20255010 PMAQI
11th Sep 20255011 PMAQI
12th Sep 20254812 AMAQI
12th Sep 2025521 AMAQI
12th Sep 2025512 AMAQI
12th Sep 2025483 AMAQI
12th Sep 2025484 AMAQI
28°C25/32°C
12th Sep 2025475 AMAQI
12th Sep 2025486 AMAQI
12th Sep 2025497 AMAQI
12th Sep 2025468 AMAQI
12th Sep 2025519 AMAQI
12th Sep 20255410 AMAQI
12th Sep 20255311 AMAQI
12th Sep 20255012 PMAQI
12th Sep 2025461 PMAQI
12th Sep 2025422 PMAQI
12th Sep 2025443 PMAQI
12th Sep 2025424 PMAQI
12th Sep 2025425 PMAQI
12th Sep 2025376 PMAQI
12th Sep 2025487 PMAQI
12th Sep 2025518 PMAQI
12th Sep 2025509 PMAQI
12th Sep 20254910 PMAQI
12th Sep 20254811 PMAQI
13th Sep 20254712 AMAQI
13th Sep 2025481 AMAQI
13th Sep 2025492 AMAQI
13th Sep 2025493 AMAQI
13th Sep 2025504 AMAQI
28°C25/32°C
13th Sep 2025485 AMAQI
13th Sep 2025506 AMAQI
13th Sep 2025497 AMAQI
13th Sep 2025458 AMAQI
13th Sep 2025449 AMAQI
13th Sep 20255010 AMAQI
13th Sep 20254911 AMAQI
13th Sep 20254012 PMAQI
13th Sep 2025401 PMAQI
13th Sep 2025372 PMAQI
13th Sep 2025383 PMAQI
13th Sep 2025284 PMAQI
13th Sep 2025405 PMAQI
13th Sep 2025386 PMAQI
13th Sep 2025417 PMAQI
13th Sep 2025498 PMAQI
13th Sep 2025509 PMAQI
13th Sep 20254810 PMAQI
13th Sep 20254311 PMAQI
14th Sep 20254812 AMAQI
14th Sep 2025501 AMAQI
14th Sep 2025482 AMAQI
14th Sep 2025483 AMAQI
14th Sep 2025474 AMAQI
29°C25/33°C
14th Sep 2025485 AMAQI
14th Sep 2025466 AMAQI
14th Sep 2025477 AMAQI
14th Sep 2025498 AMAQI
14th Sep 2025549 AMAQI
14th Sep 20255610 AMAQI
14th Sep 20255411 AMAQI
14th Sep 20255312 PMAQI
14th Sep 2025531 PMAQI
14th Sep 2025512 PMAQI
14th Sep 2025413 PMAQI
14th Sep 2025424 PMAQI
14th Sep 2025395 PMAQI
14th Sep 2025466 PMAQI
14th Sep 2025527 PMAQI
14th Sep 2025528 PMAQI
14th Sep 2025509 PMAQI
14th Sep 20254910 PMAQI
14th Sep 20255011 PMAQI
15th Sep 20255012 AMAQI
15th Sep 2025501 AMAQI
15th Sep 2025492 AMAQI
15th Sep 2025493 AMAQI
15th Sep 2025504 AMAQI
28°C25/33°C
15th Sep 2025495 AMAQI
15th Sep 2025506 AMAQI
15th Sep 2025517 AMAQI
15th Sep 2025608 AMAQI
15th Sep 2025609 AMAQI
15th Sep 20256010 AMAQI
15th Sep 20255911 AMAQI
15th Sep 20255512 PMAQI
15th Sep 2025501 PMAQI
15th Sep 2025542 PMAQI
15th Sep 2025463 PMAQI
15th Sep 2025354 PMAQI
15th Sep 2025395 PMAQI
15th Sep 2025366 PMAQI
15th Sep 2025387 PMAQI
15th Sep 2025488 PMAQI
15th Sep 2025489 PMAQI
15th Sep 20254610 PMAQI
15th Sep 20254711 PMAQI
16th Sep 20255012 AMAQI
16th Sep 2025511 AMAQI
16th Sep 2025522 AMAQI
16th Sep 2025523 AMAQI
16th Sep 2025524 AMAQI
29°C25/33°C
16th Sep 2025525 AMAQI
16th Sep 2025526 AMAQI
16th Sep 2025527 AMAQI
16th Sep 2025358 AMAQI
16th Sep 2025299 AMAQI
16th Sep 20252910 AMAQI
16th Sep 20254711 AMAQI
16th Sep 20255212 PMAQI
16th Sep 2025521 PMAQI
16th Sep 2025562 PMAQI
16th Sep 2025553 PMAQI
16th Sep 2025604 PMAQI
16th Sep 2025595 PMAQI
16th Sep 2025576 PMAQI
16th Sep 2025427 PMAQI
16th Sep 2025458 PMAQI
16th Sep 2025389 PMAQI
16th Sep 20253910 PMAQI
16th Sep 20254411 PMAQI
17th Sep 20255212 AMAQI
17th Sep 2025521 AMAQI
17th Sep 2025522 AMAQI
17th Sep 2025513 AMAQI
17th Sep 2025514 AMAQI
29°C25/34°C
17th Sep 2025515 AMAQI
17th Sep 2025516 AMAQI
17th Sep 2025527 AMAQI
17th Sep 2025408 AMAQI
17th Sep 2025329 AMAQI
17th Sep 20254010 AMAQI
17th Sep 20254811 AMAQI
17th Sep 20255412 PMAQI
17th Sep 2025591 PMAQI
17th Sep 2025552 PMAQI
17th Sep 2025583 PMAQI
17th Sep 2025584 PMAQI
17th Sep 2025545 PMAQI
17th Sep 2025566 PMAQI
17th Sep 2025507 PMAQI
17th Sep 2025558 PMAQI
17th Sep 2025549 PMAQI
17th Sep 20255810 PMAQI
17th Sep 20255911 PMAQI
18th Sep 20255512 AMAQI
18th Sep 2025511 AMAQI
18th Sep 2025522 AMAQI
18th Sep 2025523 AMAQI
18th Sep 2025524 AMAQI
29°C26/34°C
18th Sep 2025525 AMAQI
18th Sep 2025526 AMAQI
18th Sep 2025527 AMAQI
18th Sep 2025388 AMAQI
18th Sep 2025309 AMAQI
18th Sep 20252810 AMAQI
18th Sep 20252811 AMAQI
18th Sep 20253012 PMAQI
18th Sep 2025421 PMAQI
18th Sep 2025522 PMAQI
18th Sep 2025483 PMAQI
18th Sep 2025404 PMAQI
18th Sep 2025425 PMAQI
18th Sep 2025636 PMAQI
18th Sep 2025637 PMAQI
18th Sep 2025568 PMAQI
18th Sep 2025579 PMAQI
18th Sep 20255810 PMAQI
18th Sep 20255811 PMAQI
19th Sep 20255612 AMAQI
19th Sep 2025521 AMAQI
19th Sep 2025522 AMAQI
19th Sep 2025523 AMAQI
19th Sep 2025494 AMAQI
29°C25/35°C
19th Sep 2025495 AMAQI
19th Sep 2025496 AMAQI
19th Sep 2025487 AMAQI
19th Sep 2025588 AMAQI
19th Sep 2025639 AMAQI
19th Sep 20256210 AMAQI
19th Sep 20255211 AMAQI
19th Sep 20255912 PMAQI
19th Sep 2025601 PMAQI
19th Sep 2025622 PMAQI
19th Sep 2025733 PMAQI
19th Sep 2025734 PMAQI
19th Sep 2025745 PMAQI
19th Sep 2025686 PMAQI
19th Sep 2025627 PMAQI
19th Sep 2025518 PMAQI
19th Sep 2025469 PMAQI
19th Sep 20255010 PMAQI
19th Sep 20254811 PMAQI
20th Sep 20255012 AMAQI
20th Sep 2025511 AMAQI
20th Sep 2025522 AMAQI
20th Sep 2025523 AMAQI
20th Sep 2025544 AMAQI
28°C26/33°C
20th Sep 2025545 AMAQI
20th Sep 2025546 AMAQI
20th Sep 2025547 AMAQI
20th Sep 2025428 AMAQI
20th Sep 2025329 AMAQI
20th Sep 20253010 AMAQI
20th Sep 20254111 AMAQI
20th Sep 20254412 PMAQI
20th Sep 2025481 PMAQI
20th Sep 2025502 PMAQI
20th Sep 2025463 PMAQI
20th Sep 2025434 PMAQI
20th Sep 2025385 PMAQI
20th Sep 2025376 PMAQI
20th Sep 2025437 PMAQI
20th Sep 2025528 PMAQI
20th Sep 2025529 PMAQI
20th Sep 20255110 PMAQI
20th Sep 20255111 PMAQI
21st Sep 20255212 AMAQI
21st Sep 2025531 AMAQI
21st Sep 2025532 AMAQI
21st Sep 2025533 AMAQI
21st Sep 2025524 AMAQI
27°C25/31°C
21st Sep 2025525 AMAQI
21st Sep 2025526 AMAQI
21st Sep 2025527 AMAQI
21st Sep 2025288 AMAQI
21st Sep 2025249 AMAQI
21st Sep 20251910 AMAQI
21st Sep 20252111 AMAQI
21st Sep 20253112 PMAQI
21st Sep 2025231 PMAQI
21st Sep 2025202 PMAQI
21st Sep 2025203 PMAQI
21st Sep 2025214 PMAQI
21st Sep 2025185 PMAQI
21st Sep 2025186 PMAQI
21st Sep 2025297 PMAQI
21st Sep 2025388 PMAQI
21st Sep 2025389 PMAQI
21st Sep 20253710 PMAQI
21st Sep 20253611 PMAQI
22nd Sep 20254412 AMAQI
22nd Sep 2025521 AMAQI
22nd Sep 2025522 AMAQI
22nd Sep 2025503 AMAQI
22nd Sep 2025454 AMAQI
28°C24/33°C
22nd Sep 2025465 AMAQI
22nd Sep 2025456 AMAQI
22nd Sep 2025447 AMAQI
22nd Sep 2025318 AMAQI
22nd Sep 2025199 AMAQI
22nd Sep 20252110 AMAQI
22nd Sep 20252111 AMAQI
22nd Sep 20252312 PMAQI
22nd Sep 2025201 PMAQI
22nd Sep 2025182 PMAQI
22nd Sep 2025193 PMAQI
22nd Sep 2025214 PMAQI
22nd Sep 2025225 PMAQI
22nd Sep 2025226 PMAQI
22nd Sep 2025307 PMAQI
22nd Sep 2025388 PMAQI
22nd Sep 2025369 PMAQI
22nd Sep 20253410 PMAQI
22nd Sep 20253211 PMAQI
23rd Sep 20253412 AMAQI
23rd Sep 2025501 AMAQI
23rd Sep 2025482 AMAQI
23rd Sep 2025463 AMAQI
23rd Sep 2025414 AMAQI
28°C25/31°C
23rd Sep 2025415 AMAQI
23rd Sep 2025416 AMAQI
23rd Sep 2025417 AMAQI
23rd Sep 2025248 AMAQI
23rd Sep 2025189 AMAQI
23rd Sep 20251710 AMAQI
23rd Sep 20252211 AMAQI
23rd Sep 20252712 PMAQI
23rd Sep 2025241 PMAQI
23rd Sep 2025252 PMAQI
23rd Sep 2025283 PMAQI
23rd Sep 2025264 PMAQI
23rd Sep 2025355 PMAQI
23rd Sep 2025416 PMAQI
23rd Sep 2025337 PMAQI
23rd Sep 2025388 PMAQI
23rd Sep 2025409 PMAQI
23rd Sep 20254110 PMAQI
23rd Sep 20254311 PMAQI
24th Sep 20254012 AMAQI
24th Sep 2025391 AMAQI
24th Sep 2025402 AMAQI
24th Sep 2025363 AMAQI
24th Sep 2025364 AMAQI
28°C26/32°C
24th Sep 2025365 AMAQI
24th Sep 2025356 AMAQI
24th Sep 2025357 AMAQI
24th Sep 2025328 AMAQI
24th Sep 2025349 AMAQI
24th Sep 20253510 AMAQI
24th Sep 20254511 AMAQI
24th Sep 20254212 PMAQI
24th Sep 2025411 PMAQI
24th Sep 2025362 PMAQI
24th Sep 2025353 PMAQI
24th Sep 2025364 PMAQI
24th Sep 2025365 PMAQI
24th Sep 2025416 PMAQI
24th Sep 2025457 PMAQI
24th Sep 2025448 PMAQI
24th Sep 2025439 PMAQI
24th Sep 20254210 PMAQI
24th Sep 20254111 PMAQI
25th Sep 20254212 AMAQI
25th Sep 2025411 AMAQI
25th Sep 2025412 AMAQI
25th Sep 2025423 AMAQI
25th Sep 2025404 AMAQI
28°C25/33°C
25th Sep 2025395 AMAQI
25th Sep 2025396 AMAQI
25th Sep 2025397 AMAQI
25th Sep 2025428 AMAQI
25th Sep 2025389 AMAQI
25th Sep 20253610 AMAQI
25th Sep 20254211 AMAQI
25th Sep 20254012 PMAQI
25th Sep 2025391 PMAQI
25th Sep 2025402 PMAQI
25th Sep 2025473 PMAQI
25th Sep 2025654 PMAQI
25th Sep 2025625 PMAQI
25th Sep 2025666 PMAQI
25th Sep 2025697 PMAQI
25th Sep 2025718 PMAQI
25th Sep 2025469 PMAQI
25th Sep 20252210 PMAQI
25th Sep 20252711 PMAQI
26th Sep 20253412 AMAQI
26th Sep 2025521 AMAQI
26th Sep 2025292 AMAQI
26th Sep 2025223 AMAQI
26th Sep 2025314 AMAQI
29°C24/34°C
26th Sep 2025285 AMAQI
26th Sep 2025166 AMAQI
26th Sep 2025147 AMAQI
26th Sep 2025228 AMAQI
26th Sep 2025289 AMAQI
26th Sep 20253710 AMAQI
26th Sep 20254511 AMAQI
26th Sep 20254612 PMAQI
26th Sep 2025581 PMAQI
26th Sep 2025652 PMAQI
26th Sep 2025653 PMAQI
26th Sep 2025314 PMAQI
26th Sep 2025205 PMAQI
26th Sep 2025246 PMAQI
26th Sep 2025307 PMAQI
26th Sep 2025388 PMAQI
26th Sep 2025309 PMAQI
26th Sep 20252710 PMAQI
26th Sep 20252811 PMAQI
27th Sep 20252612 AMAQI
27th Sep 2025241 AMAQI
27th Sep 2025222 AMAQI
27th Sep 2025223 AMAQI
27th Sep 2025294 AMAQI
29°C25/34°C
27th Sep 2025525 AMAQI
27th Sep 2025566 AMAQI
27th Sep 2025617 AMAQI
27th Sep 2025638 AMAQI
27th Sep 2025629 AMAQI
27th Sep 20256010 AMAQI
27th Sep 20255411 AMAQI
27th Sep 20255612 PMAQI
27th Sep 2025631 PMAQI
27th Sep 2025622 PMAQI
27th Sep 2025623 PMAQI
27th Sep 2025624 PMAQI
27th Sep 2025595 PMAQI
27th Sep 2025546 PMAQI
27th Sep 2025477 PMAQI
27th Sep 2025398 PMAQI
27th Sep 2025419 PMAQI
27th Sep 20254410 PMAQI
27th Sep 20253511 PMAQI
28th Sep 20253612 AMAQI
28th Sep 2025401 AMAQI
28th Sep 2025442 AMAQI
28th Sep 2025443 AMAQI
28th Sep 2025424 AMAQI
29°C25/35°C
28th Sep 2025395 AMAQI
28th Sep 2025396 AMAQI
28th Sep 2025377 AMAQI
28th Sep 2025358 AMAQI
28th Sep 2025399 AMAQI
28th Sep 20254110 AMAQI
28th Sep 20254911 AMAQI
28th Sep 20255612 PMAQI
28th Sep 2025651 PMAQI
28th Sep 2025782 PMAQI
28th Sep 2025783 PMAQI
28th Sep 2025724 PMAQI
28th Sep 2025665 PMAQI
28th Sep 2025576 PMAQI
28th Sep 2025567 PMAQI
28th Sep 2025618 PMAQI
28th Sep 2025609 PMAQI
28th Sep 20255410 PMAQI
28th Sep 20255411 PMAQI
29th Sep 20255812 AMAQI
29th Sep 2025561 AMAQI
29th Sep 2025642 AMAQI
29th Sep 2025693 AMAQI
29th Sep 2025644 AMAQI
29°C25/34°C
29th Sep 2025655 AMAQI
29th Sep 2025566 AMAQI
29th Sep 2025577 AMAQI
29th Sep 2025538 AMAQI
29th Sep 2025619 AMAQI
29th Sep 20256610 AMAQI
29th Sep 20256611 AMAQI
29th Sep 20256212 PMAQI
29th Sep 2025601 PMAQI
29th Sep 2025572 PMAQI
29th Sep 2025513 PMAQI
29th Sep 2025454 PMAQI
29th Sep 2025585 PMAQI
29th Sep 2025726 PMAQI
29th Sep 2025707 PMAQI
29th Sep 2025508 PMAQI
29th Sep 2025399 PMAQI
29th Sep 20253410 PMAQI
29th Sep 20253211 PMAQI
30th Sep 20252612 AMAQI
30th Sep 2025241 AMAQI
30th Sep 2025312 AMAQI
30th Sep 2025503 AMAQI
30th Sep 2025534 AMAQI
28°C25/33°C
30th Sep 2025615 AMAQI
30th Sep 2025586 AMAQI
30th Sep 2025567 AMAQI
30th Sep 2025548 AMAQI
30th Sep 2025399 AMAQI
30th Sep 20253710 AMAQI
30th Sep 20254311 AMAQI
30th Sep 20254712 PMAQI
30th Sep 2025511 PMAQI
30th Sep 2025482 PMAQI
30th Sep 2025413 PMAQI
30th Sep 2025384 PMAQI
30th Sep 2025425 PMAQI
30th Sep 2025426 PMAQI
30th Sep 2025367 PMAQI
30th Sep 2025398 PMAQI
30th Sep 2025389 PMAQI
30th Sep 20254010 PMAQI
30th Sep 20254911 PMAQI
1st Oct 20254812 AMAQI
1st Oct 2025501 AMAQI
--°C/°C
5 AM
11 AM
5 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
8 AM - 10 AM
44AQI
3 hours / Day
90 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 8 AM to 10 AM (Avg. 44).
Night time
Avg. Highest Time
8 PM
49AQI
1 hours / Day
30 hours / Month
Avg. Lowest Time
9 PM - 11 PM
46AQI
3 hours / Day
90 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 8 PM to 8 PM (Avg. 49), while the lowest AQI was between 9 PM to 11 PM (Avg. 46).
2025 Days Vs Air Quality
Longtan, Pingzhen, Taoyuan, Taiwan
2025
54%
147
46%
125
Total number of days with different AQI categories in last 273 days in 2025 (92 days remaining)
Good
147 DaysModerate
125 DaysPoor
0 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 54%
Health Risk Level:
Considerable
In 2025, 54% of 273 days were within WHO’s safe air quality limits, and 46% exceeded them. The risk of health issues is Considerable, with potential for conditions in sensitive individuals.
Annual Air Quality Insights
Longtan, Pingzhen, 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
78AQI
78AQI
2nd January 2025
53AQI
53AQI
3rd January 2025
59AQI
59AQI
4th January 2025
48AQI
48AQI
5th January 2025
59AQI
59AQI
6th January 2025
72AQI
72AQI
7th January 2025
61AQI
61AQI
8th January 2025
53AQI
53AQI
9th January 2025
64AQI
64AQI
10th January 2025
51AQI
51AQI
11th January 2025
46AQI
46AQI
12th January 2025
51AQI
51AQI
13th January 2025
52AQI
52AQI
14th January 2025
68AQI
68AQI
15th January 2025
77AQI
77AQI
16th January 2025
55AQI
55AQI
17th January 2025
53AQI
53AQI
18th January 2025
54AQI
54AQI
19th January 2025
56AQI
56AQI
20th January 2025
63AQI
63AQI
21st January 2025
68AQI
68AQI
22nd January 2025
94AQI
94AQI
23rd January 2025
64AQI
64AQI
24th January 2025
65AQI
65AQI
25th January 2025
61AQI
61AQI
26th January 2025
52AQI
52AQI
27th January 2025
57AQI
57AQI
28th January 2025
57AQI
57AQI
29th January 2025
52AQI
52AQI
30th January 2025
57AQI
57AQI
31st January 2025
55AQI
55AQI
1st February 2025
46AQI
46AQI
2nd February 2025
40AQI
40AQI
3rd February 2025
45AQI
45AQI
4th February 2025
68AQI
68AQI
5th February 2025
52AQI
52AQI
6th February 2025
54AQI
54AQI
7th February 2025
45AQI
45AQI
8th February 2025
54AQI
54AQI
9th February 2025
40AQI
40AQI
10th February 2025
42AQI
42AQI
11th February 2025
55AQI
55AQI
12th February 2025
70AQI
70AQI
13th February 2025
43AQI
43AQI
14th February 2025
44AQI
44AQI
15th February 2025
52AQI
52AQI
16th February 2025
66AQI
66AQI
17th February 2025
81AQI
81AQI
18th February 2025
48AQI
48AQI
19th February 2025
51AQI
51AQI
20th February 2025
56AQI
56AQI
21st February 2025
38AQI
38AQI
22nd February 2025
40AQI
40AQI
23rd February 2025
35AQI
35AQI
24th February 2025
55AQI
55AQI
25th February 2025
63AQI
63AQI
26th February 2025
67AQI
67AQI
27th February 2025
96AQI
96AQI
28th February 2025
77AQI
77AQI
1st March 2025
78AQI
78AQI
2nd March 2025
66AQI
66AQI
3rd March 2025
81AQI
81AQI
4th March 2025
51AQI
51AQI
5th March 2025
44AQI
44AQI
6th March 2025
39AQI
39AQI
7th March 2025
51AQI
51AQI
8th March 2025
48AQI
48AQI
9th March 2025
46AQI
46AQI
10th March 2025
70AQI
70AQI
11th March 2025
80AQI
80AQI
12th March 2025
62AQI
62AQI
13th March 2025
67AQI
67AQI
14th March 2025
62AQI
62AQI
15th March 2025
45AQI
45AQI
16th March 2025
56AQI
56AQI
17th March 2025
66AQI
66AQI
18th March 2025
55AQI
55AQI
19th March 2025
67AQI
67AQI
20th March 2025
59AQI
59AQI
21st March 2025
57AQI
57AQI
22nd March 2025
69AQI
69AQI
23rd March 2025
73AQI
73AQI
24th March 2025
69AQI
69AQI
25th March 2025
71AQI
71AQI
26th March 2025
70AQI
70AQI
27th March 2025
64AQI
64AQI
28th March 2025
59AQI
59AQI
29th March 2025
42AQI
42AQI
30th March 2025
33AQI
33AQI
31st March 2025
32AQI
32AQI
1st April 2025
37AQI
37AQI
2nd April 2025
48AQI
48AQI
3rd April 2025
46AQI
46AQI
4th April 2025
62AQI
62AQI
5th April 2025
63AQI
63AQI
6th April 2025
61AQI
61AQI
7th April 2025
67AQI
67AQI
8th April 2025
78AQI
78AQI
9th April 2025
74AQI
74AQI
10th April 2025
67AQI
67AQI
11th April 2025
76AQI
76AQI
12th April 2025
59AQI
59AQI
13th April 2025
81AQI
81AQI
14th April 2025
70AQI
70AQI
15th April 2025
80AQI
80AQI
16th April 2025
79AQI
79AQI
17th April 2025
82AQI
82AQI
18th April 2025
72AQI
72AQI
19th April 2025
67AQI
67AQI
20th April 2025
61AQI
61AQI
21st April 2025
66AQI
66AQI
22nd April 2025
59AQI
59AQI
23rd April 2025
54AQI
54AQI
24th April 2025
54AQI
54AQI
25th April 2025
45AQI
45AQI
26th April 2025
44AQI
44AQI
27th April 2025
53AQI
53AQI
28th April 2025
55AQI
55AQI
29th April 2025
57AQI
57AQI
30th April 2025
66AQI
66AQI
1st May 2025
68AQI
68AQI
2nd May 2025
67AQI
67AQI
3rd May 2025
69AQI
69AQI
4th May 2025
66AQI
66AQI
5th May 2025
66AQI
66AQI
6th May 2025
63AQI
63AQI
7th May 2025
51AQI
51AQI
8th May 2025
58AQI
58AQI
9th May 2025
50AQI
50AQI
10th May 2025
45AQI
45AQI
11th May 2025
41AQI
41AQI
12th May 2025
57AQI
57AQI
13th May 2025
61AQI
61AQI
14th May 2025
62AQI
62AQI
15th May 2025
58AQI
58AQI
16th May 2025
54AQI
54AQI
17th May 2025
54AQI
54AQI
18th May 2025
41AQI
41AQI
19th May 2025
45AQI
45AQI
20th May 2025
50AQI
50AQI
21st May 2025
45AQI
45AQI
22nd May 2025
53AQI
53AQI
23rd May 2025
50AQI
50AQI
24th May 2025
41AQI
41AQI
25th May 2025
59AQI
59AQI
26th May 2025
52AQI
52AQI
27th May 2025
44AQI
44AQI
28th May 2025
43AQI
43AQI
29th May 2025
34AQI
34AQI
30th May 2025
51AQI
51AQI
31st May 2025
56AQI
56AQI
1st June 2025
55AQI
55AQI
2nd June 2025
43AQI
43AQI
3rd June 2025
39AQI
39AQI
4th June 2025
38AQI
38AQI
5th June 2025
49AQI
49AQI
6th June 2025
50AQI
50AQI
7th June 2025
51AQI
51AQI
8th June 2025
45AQI
45AQI
9th June 2025
45AQI
45AQI
10th June 2025
46AQI
46AQI
11th June 2025
50AQI
50AQI
12th June 2025
39AQI
39AQI
13th June 2025
35AQI
35AQI
14th June 2025
36AQI
36AQI
15th June 2025
40AQI
40AQI
16th June 2025
42AQI
42AQI
17th June 2025
38AQI
38AQI
18th June 2025
41AQI
41AQI
19th June 2025
40AQI
40AQI
20th June 2025
41AQI
41AQI
21st June 2025
39AQI
39AQI
22nd June 2025
37AQI
37AQI
23rd June 2025
38AQI
38AQI
24th June 2025
40AQI
40AQI
25th June 2025
43AQI
43AQI
26th June 2025
43AQI
43AQI
27th June 2025
39AQI
39AQI
28th June 2025
40AQI
40AQI
29th June 2025
41AQI
41AQI
30th June 2025
42AQI
42AQI
1st July 2025
47AQI
47AQI
2nd July 2025
40AQI
40AQI
3rd July 2025
47AQI
47AQI
4th July 2025
49AQI
49AQI
5th July 2025
44AQI
44AQI
6th July 2025
41AQI
41AQI
7th July 2025
34AQI
34AQI
8th July 2025
45AQI
45AQI
9th July 2025
44AQI
44AQI
10th July 2025
42AQI
42AQI
11th July 2025
42AQI
42AQI
12th July 2025
46AQI
46AQI
13th July 2025
49AQI
49AQI
14th July 2025
52AQI
52AQI
15th July 2025
50AQI
50AQI
16th July 2025
50AQI
50AQI
17th July 2025
51AQI
51AQI
18th July 2025
46AQI
46AQI
19th July 2025
41AQI
41AQI
20th July 2025
43AQI
43AQI
21st July 2025
38AQI
38AQI
22nd July 2025
34AQI
34AQI
23rd July 2025
33AQI
33AQI
24th July 2025
33AQI
33AQI
25th July 2025
31AQI
31AQI
26th July 2025
32AQI
32AQI
27th July 2025
39AQI
39AQI
28th July 2025
34AQI
34AQI
29th July 2025
33AQI
33AQI
30th July 2025
35AQI
35AQI
31st July 2025
34AQI
34AQI
1st August 2025
43AQI
43AQI
2nd August 2025
42AQI
42AQI
3rd August 2025
41AQI
41AQI
4th August 2025
46AQI
46AQI
5th August 2025
46AQI
46AQI
6th August 2025
50AQI
50AQI
7th August 2025
50AQI
50AQI
8th August 2025
54AQI
54AQI
9th August 2025
50AQI
50AQI
10th August 2025
41AQI
41AQI
11th August 2025
40AQI
40AQI
12th August 2025
50AQI
50AQI
13th August 2025
43AQI
43AQI
14th August 2025
41AQI
41AQI
15th August 2025
38AQI
38AQI
16th August 2025
42AQI
42AQI
17th August 2025
44AQI
44AQI
18th August 2025
46AQI
46AQI
19th August 2025
47AQI
47AQI
20th August 2025
39AQI
39AQI
21st August 2025
41AQI
41AQI
22nd August 2025
46AQI
46AQI
23rd August 2025
47AQI
47AQI
24th August 2025
48AQI
48AQI
25th August 2025
43AQI
43AQI
26th August 2025
42AQI
42AQI
27th August 2025
41AQI
41AQI
28th August 2025
41AQI
41AQI
29th August 2025
39AQI
39AQI
30th August 2025
41AQI
41AQI
31st August 2025
46AQI
46AQI
1st September 2025
53AQI
53AQI
2nd September 2025
53AQI
53AQI
3rd September 2025
55AQI
55AQI
4th September 2025
48AQI
48AQI
5th September 2025
54AQI
54AQI
6th September 2025
56AQI
56AQI
7th September 2025
48AQI
48AQI
8th September 2025
41AQI
41AQI
9th September 2025
43AQI
43AQI
10th September 2025
44AQI
44AQI
11th September 2025
46AQI
46AQI
12th September 2025
48AQI
48AQI
13th September 2025
45AQI
45AQI
14th September 2025
49AQI
49AQI
15th September 2025
49AQI
49AQI
16th September 2025
48AQI
48AQI
17th September 2025
52AQI
52AQI
18th September 2025
50AQI
50AQI
19th September 2025
56AQI
56AQI
20th September 2025
47AQI
47AQI
21st September 2025
36AQI
36AQI
22nd September 2025
34AQI
34AQI
23rd September 2025
35AQI
35AQI
24th September 2025
39AQI
39AQI
25th September 2025
45AQI
45AQI
26th September 2025
32AQI
32AQI
27th September 2025
44AQI
44AQI
28th September 2025
48AQI
48AQI
29th September 2025
59AQI
59AQI
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
60AQI
54AQI
59AQI
63AQI
53AQI
42AQI
41AQI
44AQI
47AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202552AQI
2
29
12
16
8
23
5
25
12
19
28
2
29
2
30
1
21
8
147
125
Highest AQI recorded in
April63AQI
Lowest AQI recorded in
July41AQI
202447AQI
6
25
13
15
1
8
20
2
9
21
16
15
29
31
23
8
24
6
29
2
23
6
1
16
15
227
133
4
Highest AQI recorded in
March64AQI
Lowest AQI recorded in
July31AQI
202347AQI
15
16
14
14
12
19
5
25
11
20
27
3
27
4
31
20
10
25
6
15
14
17
14
219
145
Highest AQI recorded in
April65AQI
Lowest AQI recorded in
August35AQI
202239AQI
20
9
15
6
11
19
1
16
14
31
30
23
1
1
22
6
27
4
27
3
30
1
253
63
1
Highest AQI recorded in
March60AQI
Lowest AQI recorded in
June26AQI
202149AQI
11
18
6
21
1
7
21
3
12
18
18
13
30
28
3
26
5
18
12
29
2
23
7
20
11
228
131
4
Highest AQI recorded in
March72AQI
Lowest AQI recorded in
June33AQI
202045AQI
4
9
5
16
14
4
29
1
28
3
26
5
14
15
1
26
5
22
8
23
8
191
74
1
Highest AQI recorded in
March65AQI
Lowest AQI recorded in
June35AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2025(Avg.)
52AQILeast Polluted Year Recorded
2022(Avg.)
39AQILongtan's annual 2025 AQI (52) shows an average percentage change of 13.7% (worsened AQI) compared to previous years: 2020 (45), 2021 (49), 2022 (39), 2023 (47), 2024 (47).
