Bus Factory, Changchun, Jilin, China 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+
August Air Quality Analysis
Bus Factory, Changchun, Jilin, China
2021
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
8th Aug 2021
99AQILowest AQI recorded on
2nd Aug 2021
22AQISame Day Analysis (3rd August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 4th highest AQI at 47 of Good air quality, showing improvement over 2024, 2023 and 2022 on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 3rd Aug - 4th Aug 2025
Bus Factory, Changchun, Jilin, China
AQI
Day
Night
.
6 AM3rd Aug 2025
9 PM
5 AM4th Aug 2025
Day time
Avg. Highest Time
6AM3rd Aug
54AQI
Avg. Lowest Time
1PM3rd Aug
24AQI
Night time
Avg. Highest Time
1AM4th Aug
54AQI
Avg. Lowest Time
5AM4th Aug
52AQI
In the last 24 hours,
Bus Factory's AQI reached its highest point of 54 at 6 AM during the Day, while the lowest point, 24, was recorded at 1 PM during the Day between 3rd Aug and 4th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Bus Factory, Changchun, Jilin, China
JulAug
05th - 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 - 31st31st - 01st01st - 02nd02nd - 03rd03rd - 04th04th
Day
Night
5th Jul 2025546 AMAQI
5th Jul 2025547 AMAQI
5th Jul 2025358 AMAQI
5th Jul 2025379 AMAQI
5th Jul 20254710 AMAQI
5th Jul 20255011 AMAQI
5th Jul 20255612 PMAQI
5th Jul 2025561 PMAQI
5th Jul 2025572 PMAQI
5th Jul 2025603 PMAQI
5th Jul 2025834 PMAQI
5th Jul 2025915 PMAQI
5th Jul 2025846 PMAQI
5th Jul 2025527 PMAQI
5th Jul 2025528 PMAQI
5th Jul 2025549 PMAQI
5th Jul 20255310 PMAQI
5th Jul 20255311 PMAQI
6th Jul 20255312 AMAQI
6th Jul 2025561 AMAQI
6th Jul 2025562 AMAQI
6th Jul 2025553 AMAQI
6th Jul 2025544 AMAQI
6th Jul 2025555 AMAQI
25°C19/29°C
6th Jul 2025556 AMAQI
6th Jul 2025547 AMAQI
6th Jul 2025438 AMAQI
6th Jul 2025379 AMAQI
6th Jul 20252910 AMAQI
6th Jul 20252711 AMAQI
6th Jul 20252612 PMAQI
6th Jul 2025321 PMAQI
6th Jul 2025372 PMAQI
6th Jul 2025373 PMAQI
6th Jul 2025374 PMAQI
6th Jul 2025375 PMAQI
6th Jul 2025416 PMAQI
6th Jul 2025467 PMAQI
6th Jul 2025568 PMAQI
6th Jul 2025549 PMAQI
6th Jul 20255810 PMAQI
6th Jul 20255811 PMAQI
7th Jul 20255912 AMAQI
7th Jul 2025551 AMAQI
7th Jul 2025552 AMAQI
7th Jul 2025543 AMAQI
7th Jul 2025534 AMAQI
7th Jul 2025535 AMAQI
24°C18/30°C
7th Jul 2025536 AMAQI
7th Jul 2025537 AMAQI
7th Jul 2025398 AMAQI
7th Jul 2025339 AMAQI
7th Jul 20253810 AMAQI
7th Jul 20254611 AMAQI
7th Jul 20254412 PMAQI
7th Jul 2025411 PMAQI
7th Jul 2025432 PMAQI
7th Jul 2025473 PMAQI
7th Jul 2025464 PMAQI
7th Jul 2025465 PMAQI
7th Jul 2025466 PMAQI
7th Jul 2025517 PMAQI
7th Jul 2025548 PMAQI
7th Jul 2025569 PMAQI
7th Jul 20255810 PMAQI
7th Jul 20256311 PMAQI
8th Jul 20256112 AMAQI
8th Jul 2025551 AMAQI
8th Jul 2025542 AMAQI
8th Jul 2025543 AMAQI
8th Jul 2025534 AMAQI
8th Jul 2025535 AMAQI
25°C19/32°C
8th Jul 2025536 AMAQI
8th Jul 2025537 AMAQI
8th Jul 2025628 AMAQI
8th Jul 2025589 AMAQI
8th Jul 20255910 AMAQI
8th Jul 20255411 AMAQI
8th Jul 20255112 PMAQI
8th Jul 2025531 PMAQI
8th Jul 2025542 PMAQI
8th Jul 2025543 PMAQI
8th Jul 2025534 PMAQI
8th Jul 2025535 PMAQI
8th Jul 2025496 PMAQI
8th Jul 2025527 PMAQI
8th Jul 2025568 PMAQI
8th Jul 2025629 PMAQI
8th Jul 20256410 PMAQI
8th Jul 20256311 PMAQI
9th Jul 20256212 AMAQI
9th Jul 2025551 AMAQI
9th Jul 2025552 AMAQI
9th Jul 2025553 AMAQI
9th Jul 2025564 AMAQI
9th Jul 2025555 AMAQI
27°C21/33°C
9th Jul 2025566 AMAQI
9th Jul 2025557 AMAQI
9th Jul 2025728 AMAQI
9th Jul 2025749 AMAQI
9th Jul 20256210 AMAQI
9th Jul 20255811 AMAQI
9th Jul 20255212 PMAQI
9th Jul 2025491 PMAQI
9th Jul 2025482 PMAQI
9th Jul 2025543 PMAQI
9th Jul 2025644 PMAQI
9th Jul 2025605 PMAQI
9th Jul 2025786 PMAQI
9th Jul 2025617 PMAQI
9th Jul 2025618 PMAQI
9th Jul 2025669 PMAQI
9th Jul 20257710 PMAQI
9th Jul 20257311 PMAQI
10th Jul 20256512 AMAQI
10th Jul 2025561 AMAQI
10th Jul 2025562 AMAQI
10th Jul 2025563 AMAQI
10th Jul 2025574 AMAQI
10th Jul 2025575 AMAQI
29°C23/34°C
10th Jul 2025576 AMAQI
10th Jul 2025577 AMAQI
10th Jul 2025698 AMAQI
10th Jul 2025729 AMAQI
10th Jul 20258110 AMAQI
10th Jul 20258011 AMAQI
10th Jul 20257812 PMAQI
10th Jul 2025621 PMAQI
10th Jul 2025622 PMAQI
10th Jul 2025563 PMAQI
10th Jul 2025544 PMAQI
10th Jul 2025545 PMAQI
10th Jul 2025646 PMAQI
10th Jul 2025607 PMAQI
10th Jul 2025618 PMAQI
10th Jul 2025629 PMAQI
10th Jul 20256410 PMAQI
10th Jul 20256311 PMAQI
11th Jul 20256312 AMAQI
11th Jul 2025581 AMAQI
11th Jul 2025582 AMAQI
11th Jul 2025593 AMAQI
11th Jul 2025614 AMAQI
11th Jul 2025605 AMAQI
29°C24/34°C
11th Jul 2025606 AMAQI
11th Jul 2025617 AMAQI
11th Jul 2025678 AMAQI
11th Jul 2025789 AMAQI
11th Jul 20257710 AMAQI
11th Jul 20257411 AMAQI
11th Jul 20257112 PMAQI
11th Jul 2025641 PMAQI
11th Jul 2025602 PMAQI
11th Jul 2025653 PMAQI
11th Jul 2025604 PMAQI
11th Jul 2025605 PMAQI
11th Jul 2025576 PMAQI
11th Jul 2025597 PMAQI
11th Jul 2025618 PMAQI
11th Jul 2025629 PMAQI
11th Jul 20256210 PMAQI
11th Jul 20256411 PMAQI
12th Jul 20256412 AMAQI
12th Jul 2025621 AMAQI
12th Jul 2025602 AMAQI
12th Jul 2025613 AMAQI
12th Jul 2025624 AMAQI
12th Jul 2025625 AMAQI
28°C25/33°C
12th Jul 2025626 AMAQI
12th Jul 2025627 AMAQI
12th Jul 2025628 AMAQI
12th Jul 2025619 AMAQI
12th Jul 20256310 AMAQI
12th Jul 20256311 AMAQI
12th Jul 20255712 PMAQI
12th Jul 2025661 PMAQI
12th Jul 2025742 PMAQI
12th Jul 2025743 PMAQI
12th Jul 2025744 PMAQI
12th Jul 2025765 PMAQI
12th Jul 2025766 PMAQI
12th Jul 2025717 PMAQI
12th Jul 2025688 PMAQI
12th Jul 2025699 PMAQI
12th Jul 20256510 PMAQI
12th Jul 20256011 PMAQI
13th Jul 20255912 AMAQI
13th Jul 2025621 AMAQI
13th Jul 2025622 AMAQI
13th Jul 2025623 AMAQI
13th Jul 2025624 AMAQI
13th Jul 2025625 AMAQI
28°C24/33°C
13th Jul 2025636 AMAQI
13th Jul 2025637 AMAQI
13th Jul 2025558 AMAQI
13th Jul 2025409 AMAQI
13th Jul 20253610 AMAQI
13th Jul 20253211 AMAQI
13th Jul 20253312 PMAQI
13th Jul 2025401 PMAQI
13th Jul 2025322 PMAQI
13th Jul 2025373 PMAQI
13th Jul 2025374 PMAQI
13th Jul 2025365 PMAQI
13th Jul 2025396 PMAQI
13th Jul 2025507 PMAQI
13th Jul 2025588 PMAQI
13th Jul 2025579 PMAQI
13th Jul 20255810 PMAQI
13th Jul 20255911 PMAQI
14th Jul 20255912 AMAQI
14th Jul 2025611 AMAQI
14th Jul 2025612 AMAQI
14th Jul 2025603 AMAQI
14th Jul 2025584 AMAQI
14th Jul 2025585 AMAQI
24°C20/29°C
14th Jul 2025586 AMAQI
14th Jul 2025587 AMAQI
14th Jul 2025448 AMAQI
14th Jul 2025349 AMAQI
14th Jul 20253510 AMAQI
14th Jul 20253111 AMAQI
14th Jul 20253612 PMAQI
14th Jul 2025361 PMAQI
14th Jul 2025362 PMAQI
14th Jul 2025283 PMAQI
14th Jul 2025354 PMAQI
14th Jul 2025335 PMAQI
14th Jul 2025326 PMAQI
14th Jul 2025507 PMAQI
14th Jul 2025598 PMAQI
14th Jul 2025579 PMAQI
14th Jul 20255910 PMAQI
14th Jul 20255711 PMAQI
15th Jul 20255612 AMAQI
15th Jul 2025581 AMAQI
15th Jul 2025592 AMAQI
15th Jul 2025583 AMAQI
15th Jul 2025564 AMAQI
15th Jul 2025565 AMAQI
23°C18/29°C
15th Jul 2025566 AMAQI
15th Jul 2025567 AMAQI
15th Jul 2025468 AMAQI
15th Jul 2025389 AMAQI
15th Jul 20253610 AMAQI
15th Jul 20253111 AMAQI
15th Jul 20253812 PMAQI
15th Jul 2025381 PMAQI
15th Jul 2025422 PMAQI
15th Jul 2025433 PMAQI
15th Jul 2025404 PMAQI
15th Jul 2025495 PMAQI
15th Jul 2025446 PMAQI
15th Jul 2025497 PMAQI
15th Jul 2025548 PMAQI
15th Jul 2025549 PMAQI
15th Jul 20255410 PMAQI
15th Jul 20255311 PMAQI
16th Jul 20255412 AMAQI
16th Jul 2025571 AMAQI
16th Jul 2025572 AMAQI
16th Jul 2025563 AMAQI
16th Jul 2025554 AMAQI
16th Jul 2025555 AMAQI
23°C18/30°C
16th Jul 2025556 AMAQI
16th Jul 2025557 AMAQI
16th Jul 2025398 AMAQI
16th Jul 2025309 AMAQI
16th Jul 20253210 AMAQI
16th Jul 20253211 AMAQI
16th Jul 20253512 PMAQI
16th Jul 2025411 PMAQI
16th Jul 2025462 PMAQI
16th Jul 2025473 PMAQI
16th Jul 2025414 PMAQI
16th Jul 2025505 PMAQI
16th Jul 2025436 PMAQI
16th Jul 2025547 PMAQI
16th Jul 2025568 PMAQI
16th Jul 2025589 PMAQI
16th Jul 20255910 PMAQI
16th Jul 20256011 PMAQI
17th Jul 20256412 AMAQI
17th Jul 2025561 AMAQI
17th Jul 2025562 AMAQI
17th Jul 2025553 AMAQI
17th Jul 2025534 AMAQI
17th Jul 2025535 AMAQI
23°C19/27°C
17th Jul 2025536 AMAQI
17th Jul 2025547 AMAQI
17th Jul 2025458 AMAQI
17th Jul 2025409 AMAQI
17th Jul 20253310 AMAQI
17th Jul 20253111 AMAQI
17th Jul 20253812 PMAQI
17th Jul 2025351 PMAQI
17th Jul 2025342 PMAQI
17th Jul 2025303 PMAQI
17th Jul 2025284 PMAQI
17th Jul 2025365 PMAQI
17th Jul 2025406 PMAQI
17th Jul 2025597 PMAQI
17th Jul 2025568 PMAQI
17th Jul 2025599 PMAQI
17th Jul 20255810 PMAQI
17th Jul 20255911 PMAQI
18th Jul 20256112 AMAQI
18th Jul 2025561 AMAQI
18th Jul 2025562 AMAQI
18th Jul 2025543 AMAQI
18th Jul 2025534 AMAQI
18th Jul 2025535 AMAQI
24°C20/28°C
18th Jul 2025546 AMAQI
18th Jul 2025537 AMAQI
18th Jul 2025548 AMAQI
18th Jul 2025569 AMAQI
18th Jul 20254310 AMAQI
18th Jul 20254411 AMAQI
18th Jul 20254212 PMAQI
18th Jul 2025441 PMAQI
18th Jul 2025502 PMAQI
18th Jul 2025313 PMAQI
18th Jul 2025344 PMAQI
18th Jul 2025245 PMAQI
18th Jul 2025236 PMAQI
18th Jul 2025537 PMAQI
18th Jul 2025548 PMAQI
18th Jul 2025579 PMAQI
18th Jul 20255910 PMAQI
18th Jul 20256011 PMAQI
19th Jul 20256112 AMAQI
19th Jul 2025551 AMAQI
19th Jul 2025552 AMAQI
19th Jul 2025543 AMAQI
19th Jul 2025544 AMAQI
19th Jul 2025545 AMAQI
24°C20/29°C
19th Jul 2025546 AMAQI
19th Jul 2025547 AMAQI
19th Jul 2025538 AMAQI
19th Jul 2025539 AMAQI
19th Jul 20255210 AMAQI
19th Jul 20253411 AMAQI
19th Jul 20253412 PMAQI
19th Jul 2025341 PMAQI
19th Jul 2025342 PMAQI
19th Jul 2025373 PMAQI
19th Jul 2025364 PMAQI
19th Jul 2025385 PMAQI
19th Jul 2025426 PMAQI
19th Jul 2025577 PMAQI
19th Jul 2025568 PMAQI
19th Jul 2025589 PMAQI
19th Jul 20255910 PMAQI
19th Jul 20256011 PMAQI
20th Jul 20256212 AMAQI
20th Jul 2025551 AMAQI
20th Jul 2025552 AMAQI
20th Jul 2025553 AMAQI
20th Jul 2025544 AMAQI
20th Jul 2025545 AMAQI
25°C20/31°C
20th Jul 2025546 AMAQI
20th Jul 2025547 AMAQI
20th Jul 2025438 AMAQI
20th Jul 2025329 AMAQI
20th Jul 20253610 AMAQI
20th Jul 20253811 AMAQI
20th Jul 20255012 PMAQI
20th Jul 2025541 PMAQI
20th Jul 2025482 PMAQI
20th Jul 2025303 PMAQI
20th Jul 2025324 PMAQI
20th Jul 2025255 PMAQI
20th Jul 2025216 PMAQI
20th Jul 2025327 PMAQI
20th Jul 2025458 PMAQI
20th Jul 2025499 PMAQI
20th Jul 20254810 PMAQI
20th Jul 20254811 PMAQI
21st Jul 20254912 AMAQI
21st Jul 2025551 AMAQI
21st Jul 2025552 AMAQI
21st Jul 2025543 AMAQI
21st Jul 2025544 AMAQI
21st Jul 2025545 AMAQI
22°C20/25°C
21st Jul 2025546 AMAQI
21st Jul 2025547 AMAQI
21st Jul 2025508 AMAQI
21st Jul 2025529 AMAQI
21st Jul 20255010 AMAQI
21st Jul 20255011 AMAQI
21st Jul 20254012 PMAQI
21st Jul 2025361 PMAQI
21st Jul 2025322 PMAQI
21st Jul 2025303 PMAQI
21st Jul 2025334 PMAQI
21st Jul 2025385 PMAQI
21st Jul 2025366 PMAQI
21st Jul 2025487 PMAQI
21st Jul 2025538 PMAQI
21st Jul 2025549 PMAQI
21st Jul 20255410 PMAQI
21st Jul 20255611 PMAQI
22nd Jul 20255612 AMAQI
22nd Jul 2025541 AMAQI
22nd Jul 2025542 AMAQI
22nd Jul 2025543 AMAQI
22nd Jul 2025534 AMAQI
22nd Jul 2025535 AMAQI
25°C20/32°C
22nd Jul 2025536 AMAQI
22nd Jul 2025537 AMAQI
22nd Jul 2025488 AMAQI
22nd Jul 2025379 AMAQI
22nd Jul 20253710 AMAQI
22nd Jul 20254211 AMAQI
22nd Jul 20254812 PMAQI
22nd Jul 2025461 PMAQI
22nd Jul 2025492 PMAQI
22nd Jul 2025443 PMAQI
22nd Jul 2025484 PMAQI
22nd Jul 2025575 PMAQI
22nd Jul 2025546 PMAQI
22nd Jul 2025587 PMAQI
22nd Jul 2025568 PMAQI
22nd Jul 2025589 PMAQI
22nd Jul 20255610 PMAQI
22nd Jul 20255811 PMAQI
23rd Jul 20255812 AMAQI
23rd Jul 2025541 AMAQI
23rd Jul 2025532 AMAQI
23rd Jul 2025533 AMAQI
23rd Jul 2025534 AMAQI
23rd Jul 2025535 AMAQI
26°C21/32°C
23rd Jul 2025536 AMAQI
23rd Jul 2025537 AMAQI
23rd Jul 2025448 AMAQI
23rd Jul 2025399 AMAQI
23rd Jul 20254010 AMAQI
23rd Jul 20253711 AMAQI
23rd Jul 20253312 PMAQI
23rd Jul 2025301 PMAQI
23rd Jul 2025252 PMAQI
23rd Jul 2025343 PMAQI
23rd Jul 2025374 PMAQI
23rd Jul 2025365 PMAQI
23rd Jul 2025356 PMAQI
23rd Jul 2025447 PMAQI
23rd Jul 2025558 PMAQI
23rd Jul 2025539 PMAQI
23rd Jul 20255210 PMAQI
23rd Jul 20255211 PMAQI
24th Jul 20254612 AMAQI
24th Jul 2025461 AMAQI
24th Jul 2025522 AMAQI
24th Jul 2025533 AMAQI
24th Jul 2025524 AMAQI
24th Jul 2025525 AMAQI
26°C22/31°C
24th Jul 2025526 AMAQI
24th Jul 2025527 AMAQI
24th Jul 2025318 AMAQI
24th Jul 2025229 AMAQI
24th Jul 20252310 AMAQI
24th Jul 20251911 AMAQI
24th Jul 20253512 PMAQI
24th Jul 2025341 PMAQI
24th Jul 2025422 PMAQI
24th Jul 2025463 PMAQI
24th Jul 2025434 PMAQI
24th Jul 2025375 PMAQI
24th Jul 2025326 PMAQI
24th Jul 2025427 PMAQI
24th Jul 2025488 PMAQI
24th Jul 2025509 PMAQI
24th Jul 20255010 PMAQI
24th Jul 20255211 PMAQI
25th Jul 20255012 AMAQI
25th Jul 2025521 AMAQI
25th Jul 2025522 AMAQI
25th Jul 2025513 AMAQI
25th Jul 2025494 AMAQI
25th Jul 2025495 AMAQI
27°C23/31°C
25th Jul 2025496 AMAQI
25th Jul 2025507 AMAQI
25th Jul 2025398 AMAQI
25th Jul 2025429 AMAQI
25th Jul 20253210 AMAQI
25th Jul 20253011 AMAQI
25th Jul 20253012 PMAQI
25th Jul 2025341 PMAQI
25th Jul 2025452 PMAQI
25th Jul 2025603 PMAQI
25th Jul 2025644 PMAQI
25th Jul 2025685 PMAQI
25th Jul 2025676 PMAQI
25th Jul 2025677 PMAQI
25th Jul 2025628 PMAQI
25th Jul 2025639 PMAQI
25th Jul 20256310 PMAQI
25th Jul 20256211 PMAQI
26th Jul 20255912 AMAQI
26th Jul 2025521 AMAQI
26th Jul 2025522 AMAQI
26th Jul 2025503 AMAQI
26th Jul 2025504 AMAQI
26th Jul 2025495 AMAQI
23°C22/24°C
26th Jul 2025496 AMAQI
26th Jul 2025487 AMAQI
26th Jul 2025618 AMAQI
26th Jul 2025659 AMAQI
26th Jul 20256810 AMAQI
26th Jul 20256811 AMAQI
26th Jul 20256612 PMAQI
26th Jul 2025681 PMAQI
26th Jul 2025692 PMAQI
26th Jul 2025753 PMAQI
26th Jul 2025784 PMAQI
26th Jul 2025625 PMAQI
26th Jul 2025746 PMAQI
26th Jul 2025727 PMAQI
26th Jul 2025628 PMAQI
26th Jul 2025639 PMAQI
26th Jul 20256510 PMAQI
26th Jul 20255711 PMAQI
27th Jul 20255212 AMAQI
27th Jul 2025521 AMAQI
27th Jul 2025522 AMAQI
27th Jul 2025543 AMAQI
27th Jul 2025554 AMAQI
27th Jul 2025555 AMAQI
23°C22/23°C
27th Jul 2025566 AMAQI
27th Jul 2025557 AMAQI
27th Jul 2025528 AMAQI
27th Jul 2025439 AMAQI
27th Jul 20254310 AMAQI
27th Jul 20254011 AMAQI
27th Jul 20254712 PMAQI
27th Jul 2025451 PMAQI
27th Jul 2025502 PMAQI
27th Jul 2025413 PMAQI
27th Jul 2025404 PMAQI
27th Jul 2025365 PMAQI
27th Jul 2025356 PMAQI
27th Jul 2025447 PMAQI
27th Jul 2025528 PMAQI
27th Jul 2025589 PMAQI
27th Jul 20255810 PMAQI
27th Jul 20256011 PMAQI
28th Jul 20255912 AMAQI
28th Jul 2025541 AMAQI
28th Jul 2025552 AMAQI
28th Jul 2025543 AMAQI
28th Jul 2025534 AMAQI
28th Jul 2025535 AMAQI
24°C22/27°C
28th Jul 2025536 AMAQI
28th Jul 2025537 AMAQI
28th Jul 2025608 AMAQI
28th Jul 2025679 AMAQI
28th Jul 20255410 AMAQI
28th Jul 20254011 AMAQI
28th Jul 20253912 PMAQI
28th Jul 2025341 PMAQI
28th Jul 2025332 PMAQI
28th Jul 2025373 PMAQI
28th Jul 2025404 PMAQI
28th Jul 2025465 PMAQI
28th Jul 2025546 PMAQI
28th Jul 2025617 PMAQI
28th Jul 2025628 PMAQI
28th Jul 2025609 PMAQI
28th Jul 20256010 PMAQI
28th Jul 20255911 PMAQI
29th Jul 20255612 AMAQI
29th Jul 2025541 AMAQI
29th Jul 2025542 AMAQI
29th Jul 2025543 AMAQI
29th Jul 2025534 AMAQI
29th Jul 2025545 AMAQI
25°C21/30°C
29th Jul 2025546 AMAQI
29th Jul 2025547 AMAQI
29th Jul 2025508 AMAQI
29th Jul 2025549 AMAQI
29th Jul 20255610 AMAQI
29th Jul 20255811 AMAQI
29th Jul 20255512 PMAQI
29th Jul 2025561 PMAQI
29th Jul 2025562 PMAQI
29th Jul 2025383 PMAQI
29th Jul 2025384 PMAQI
29th Jul 2025315 PMAQI
29th Jul 2025336 PMAQI
29th Jul 2025427 PMAQI
29th Jul 2025508 PMAQI
29th Jul 2025499 PMAQI
29th Jul 20255010 PMAQI
29th Jul 20255011 PMAQI
30th Jul 20255212 AMAQI
30th Jul 2025541 AMAQI
30th Jul 2025542 AMAQI
30th Jul 2025543 AMAQI
30th Jul 2025544 AMAQI
30th Jul 2025545 AMAQI
23°C20/27°C
30th Jul 2025546 AMAQI
30th Jul 2025547 AMAQI
30th Jul 2025388 AMAQI
30th Jul 2025319 AMAQI
30th Jul 20252910 AMAQI
30th Jul 20252411 AMAQI
30th Jul 20252212 PMAQI
30th Jul 2025301 PMAQI
30th Jul 2025292 PMAQI
30th Jul 2025283 PMAQI
30th Jul 2025264 PMAQI
30th Jul 2025275 PMAQI
30th Jul 2025266 PMAQI
30th Jul 2025367 PMAQI
30th Jul 2025498 PMAQI
30th Jul 2025529 PMAQI
30th Jul 20255310 PMAQI
30th Jul 20255411 PMAQI
31st Jul 20255312 AMAQI
31st Jul 2025541 AMAQI
31st Jul 2025542 AMAQI
31st Jul 2025523 AMAQI
31st Jul 2025524 AMAQI
31st Jul 2025525 AMAQI
22°C19/26°C
31st Jul 2025526 AMAQI
31st Jul 2025527 AMAQI
31st Jul 2025528 AMAQI
31st Jul 2025529 AMAQI
31st Jul 20253210 AMAQI
31st Jul 20252311 AMAQI
31st Jul 20252812 PMAQI
31st Jul 2025341 PMAQI
31st Jul 2025342 PMAQI
31st Jul 2025333 PMAQI
31st Jul 2025314 PMAQI
31st Jul 2025275 PMAQI
31st Jul 2025326 PMAQI
31st Jul 2025407 PMAQI
31st Jul 2025558 PMAQI
31st Jul 2025559 PMAQI
31st Jul 20255510 PMAQI
31st Jul 20255611 PMAQI
1st Aug 20255512 AMAQI
1st Aug 2025521 AMAQI
1st Aug 2025522 AMAQI
1st Aug 2025523 AMAQI
1st Aug 2025524 AMAQI
1st Aug 2025525 AMAQI
23°C18/28°C
1st Aug 2025526 AMAQI
1st Aug 2025537 AMAQI
1st Aug 2025438 AMAQI
1st Aug 2025509 AMAQI
1st Aug 20255710 AMAQI
1st Aug 20255511 AMAQI
1st Aug 20255212 PMAQI
1st Aug 2025511 PMAQI
1st Aug 2025522 PMAQI
1st Aug 2025483 PMAQI
1st Aug 2025464 PMAQI
1st Aug 2025425 PMAQI
1st Aug 2025516 PMAQI
1st Aug 2025527 PMAQI
1st Aug 2025578 PMAQI
1st Aug 2025589 PMAQI
1st Aug 20255810 PMAQI
1st Aug 20256011 PMAQI
2nd Aug 20256012 AMAQI
2nd Aug 2025531 AMAQI
2nd Aug 2025522 AMAQI
2nd Aug 2025533 AMAQI
2nd Aug 2025524 AMAQI
2nd Aug 2025535 AMAQI
25°C19/29°C
2nd Aug 2025536 AMAQI
2nd Aug 2025547 AMAQI
2nd Aug 2025478 AMAQI
2nd Aug 2025449 AMAQI
2nd Aug 20254910 AMAQI
2nd Aug 20255411 AMAQI
2nd Aug 20255512 PMAQI
2nd Aug 2025511 PMAQI
2nd Aug 2025532 PMAQI
2nd Aug 2025533 PMAQI
2nd Aug 2025544 PMAQI
2nd Aug 2025575 PMAQI
2nd Aug 2025616 PMAQI
2nd Aug 2025567 PMAQI
2nd Aug 2025578 PMAQI
2nd Aug 2025589 PMAQI
2nd Aug 20255910 PMAQI
2nd Aug 20255811 PMAQI
3rd Aug 20255612 AMAQI
3rd Aug 2025541 AMAQI
3rd Aug 2025542 AMAQI
3rd Aug 2025543 AMAQI
3rd Aug 2025544 AMAQI
3rd Aug 2025545 AMAQI
25°C20/30°C
3rd Aug 2025546 AMAQI
3rd Aug 2025537 AMAQI
3rd Aug 2025508 AMAQI
3rd Aug 2025539 AMAQI
3rd Aug 20253110 AMAQI
3rd Aug 20253911 AMAQI
3rd Aug 20253112 PMAQI
3rd Aug 2025241 PMAQI
3rd Aug 2025282 PMAQI
3rd Aug 2025283 PMAQI
3rd Aug 2025304 PMAQI
3rd Aug 2025325 PMAQI
3rd Aug 2025286 PMAQI
3rd Aug 2025407 PMAQI
3rd Aug 2025498 PMAQI
3rd Aug 2025519 PMAQI
3rd Aug 20255310 PMAQI
3rd Aug 20255311 PMAQI
4th Aug 20255212 AMAQI
4th Aug 2025541 AMAQI
4th Aug 2025542 AMAQI
4th Aug 2025533 AMAQI
4th Aug 2025524 AMAQI
4th Aug 2025525 AMAQI
23°C18/25°C
4th Aug 2025526 AMAQI
6 AM4th Aug 2025517 AMAQI
4th Aug 2025398 AMAQI
4th Aug 2025429 AMAQI
4th Aug 20253210 AMAQI
4th Aug 20252111 AMAQI
4th Aug 20253412 PMAQI
4th Aug 2025261 PMAQI
1 PM4th Aug 2025212 PMAQI
9 PM
1 AM
5 AM
--°C/°C
Day time
Avg. Highest Time
8 PM - 9 PM
57AQI
2 hours / Day
60 hours / Month
Avg. Lowest Time
8 AM - 6 PM
45AQI
11 hours / Day
330 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 8 PM to 9 PM (Avg. 57), while the lowest AQI was between 8 AM to 6 PM (Avg. 45).
Night time
Avg. Highest Time
10 PM - 11 PM
58AQI
2 hours / Day
60 hours / Month
Avg. Lowest Time
12 AM - 5 AM
55AQI
6 hours / Day
180 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 10 PM to 11 PM (Avg. 58), while the lowest AQI was between 12 AM to 5 AM (Avg. 55).
2025 Days Vs Air Quality
Bus Factory, Changchun, Jilin, China
2025
11%
24
52%
112
30%
65
7%
14
Total number of days with different AQI categories in last 216 days in 2025 (149 days remaining)
Good
24 DaysModerate
112 DaysPoor
65 DaysUnhealthy
14 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 11%
Health Risk Level:
Extreme
In 2025, 11% of 216 days were within WHO’s safe air quality limits. The risk of health issues is Extreme, potentially causing respiratory problems, heart disease, skin issues, and stress, especially for children, the elderly, and those with pre-existing conditions.
Annual Air Quality Insights
Bus Factory, Changchun, Jilin, China
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.
1st January 2025
85AQI
85AQI
2nd January 2025
76AQI
76AQI
3rd January 2025
77AQI
77AQI
4th January 2025
111AQI
111AQI
5th January 2025
122AQI
122AQI
6th January 2025
145AQI
145AQI
7th January 2025
109AQI
109AQI
8th January 2025
120AQI
120AQI
9th January 2025
117AQI
117AQI
10th January 2025
146AQI
146AQI
11th January 2025
133AQI
133AQI
12th January 2025
156AQI
156AQI
13th January 2025
156AQI
156AQI
14th January 2025
118AQI
118AQI
15th January 2025
102AQI
102AQI
16th January 2025
101AQI
101AQI
17th January 2025
114AQI
114AQI
18th January 2025
125AQI
125AQI
19th January 2025
116AQI
116AQI
20th January 2025
139AQI
139AQI
21st January 2025
146AQI
146AQI
22nd January 2025
150AQI
150AQI
23rd January 2025
154AQI
154AQI
24th January 2025
150AQI
150AQI
25th January 2025
157AQI
157AQI
26th January 2025
152AQI
152AQI
27th January 2025
170AQI
170AQI
28th January 2025
122AQI
122AQI
29th January 2025
147AQI
147AQI
30th January 2025
118AQI
118AQI
31st January 2025
154AQI
154AQI
1st February 2025
146AQI
146AQI
2nd February 2025
175AQI
175AQI
3rd February 2025
133AQI
133AQI
4th February 2025
147AQI
147AQI
5th February 2025
132AQI
132AQI
6th February 2025
133AQI
133AQI
7th February 2025
99AQI
99AQI
8th February 2025
92AQI
92AQI
9th February 2025
106AQI
106AQI
10th February 2025
122AQI
122AQI
11th February 2025
136AQI
136AQI
12th February 2025
117AQI
117AQI
13th February 2025
125AQI
125AQI
14th February 2025
118AQI
118AQI
15th February 2025
129AQI
129AQI
16th February 2025
86AQI
86AQI
17th February 2025
84AQI
84AQI
18th February 2025
72AQI
72AQI
19th February 2025
79AQI
79AQI
20th February 2025
84AQI
84AQI
21st February 2025
80AQI
80AQI
22nd February 2025
91AQI
91AQI
23rd February 2025
87AQI
87AQI
24th February 2025
88AQI
88AQI
25th February 2025
143AQI
143AQI
26th February 2025
85AQI
85AQI
27th February 2025
140AQI
140AQI
28th February 2025
144AQI
144AQI
1st March 2025
109AQI
109AQI
2nd March 2025
91AQI
91AQI
3rd March 2025
93AQI
93AQI
4th March 2025
84AQI
84AQI
5th March 2025
132AQI
132AQI
6th March 2025
116AQI
116AQI
7th March 2025
111AQI
111AQI
8th March 2025
145AQI
145AQI
9th March 2025
148AQI
148AQI
10th March 2025
168AQI
168AQI
11th March 2025
155AQI
155AQI
12th March 2025
152AQI
152AQI
13th March 2025
106AQI
106AQI
14th March 2025
93AQI
93AQI
15th March 2025
92AQI
92AQI
16th March 2025
105AQI
105AQI
17th March 2025
111AQI
111AQI
18th March 2025
118AQI
118AQI
19th March 2025
131AQI
131AQI
20th March 2025
147AQI
147AQI
21st March 2025
124AQI
124AQI
22nd March 2025
175AQI
175AQI
23rd March 2025
176AQI
176AQI
24th March 2025
120AQI
120AQI
25th March 2025
183AQI
183AQI
26th March 2025
150AQI
150AQI
27th March 2025
102AQI
102AQI
28th March 2025
82AQI
82AQI
29th March 2025
72AQI
72AQI
30th March 2025
74AQI
74AQI
31st March 2025
114AQI
114AQI
1st April 2025
125AQI
125AQI
2nd April 2025
112AQI
112AQI
3rd April 2025
136AQI
136AQI
4th April 2025
134AQI
134AQI
5th April 2025
103AQI
103AQI
6th April 2025
137AQI
137AQI
7th April 2025
100AQI
100AQI
8th April 2025
125AQI
125AQI
9th April 2025
142AQI
142AQI
10th April 2025
138AQI
138AQI
11th April 2025
142AQI
142AQI
12th April 2025
103AQI
103AQI
13th April 2025
80AQI
80AQI
14th April 2025
73AQI
73AQI
15th April 2025
67AQI
67AQI
16th April 2025
58AQI
58AQI
17th April 2025
93AQI
93AQI
18th April 2025
61AQI
61AQI
19th April 2025
71AQI
71AQI
20th April 2025
93AQI
93AQI
21st April 2025
97AQI
97AQI
22nd April 2025
59AQI
59AQI
23rd April 2025
68AQI
68AQI
24th April 2025
104AQI
104AQI
25th April 2025
61AQI
61AQI
26th April 2025
81AQI
81AQI
27th April 2025
53AQI
53AQI
28th April 2025
96AQI
96AQI
29th April 2025
89AQI
89AQI
30th April 2025
83AQI
83AQI
1st May 2025
65AQI
65AQI
2nd May 2025
63AQI
63AQI
3rd May 2025
59AQI
59AQI
4th May 2025
52AQI
52AQI
5th May 2025
68AQI
68AQI
6th May 2025
57AQI
57AQI
7th May 2025
76AQI
76AQI
8th May 2025
68AQI
68AQI
9th May 2025
72AQI
72AQI
10th May 2025
65AQI
65AQI
11th May 2025
76AQI
76AQI
12th May 2025
87AQI
87AQI
13th May 2025
84AQI
84AQI
14th May 2025
99AQI
99AQI
15th May 2025
88AQI
88AQI
16th May 2025
66AQI
66AQI
17th May 2025
64AQI
64AQI
18th May 2025
67AQI
67AQI
19th May 2025
59AQI
59AQI
20th May 2025
69AQI
69AQI
21st May 2025
76AQI
76AQI
22nd May 2025
74AQI
74AQI
23rd May 2025
64AQI
64AQI
24th May 2025
61AQI
61AQI
25th May 2025
53AQI
53AQI
26th May 2025
68AQI
68AQI
27th May 2025
77AQI
77AQI
28th May 2025
96AQI
96AQI
29th May 2025
82AQI
82AQI
30th May 2025
93AQI
93AQI
31st May 2025
99AQI
99AQI
1st June 2025
66AQI
66AQI
2nd June 2025
94AQI
94AQI
3rd June 2025
52AQI
52AQI
4th June 2025
67AQI
67AQI
5th June 2025
55AQI
55AQI
6th June 2025
54AQI
54AQI
7th June 2025
45AQI
45AQI
8th June 2025
55AQI
55AQI
9th June 2025
52AQI
52AQI
10th June 2025
47AQI
47AQI
11th June 2025
51AQI
51AQI
12th June 2025
57AQI
57AQI
13th June 2025
58AQI
58AQI
14th June 2025
60AQI
60AQI
15th June 2025
77AQI
77AQI
16th June 2025
63AQI
63AQI
17th June 2025
63AQI
63AQI
18th June 2025
63AQI
63AQI
19th June 2025
63AQI
63AQI
20th June 2025
52AQI
52AQI
21st June 2025
43AQI
43AQI
22nd June 2025
39AQI
39AQI
23rd June 2025
50AQI
50AQI
24th June 2025
61AQI
61AQI
25th June 2025
63AQI
63AQI
26th June 2025
60AQI
60AQI
27th June 2025
68AQI
68AQI
28th June 2025
68AQI
68AQI
29th June 2025
69AQI
69AQI
30th June 2025
54AQI
54AQI
1st July 2025
56AQI
56AQI
2nd July 2025
54AQI
54AQI
3rd July 2025
50AQI
50AQI
4th July 2025
46AQI
46AQI
5th July 2025
58AQI
58AQI
6th July 2025
47AQI
47AQI
7th July 2025
50AQI
50AQI
8th July 2025
56AQI
56AQI
9th July 2025
61AQI
61AQI
10th July 2025
62AQI
62AQI
11th July 2025
63AQI
63AQI
12th July 2025
66AQI
66AQI
13th July 2025
51AQI
51AQI
14th July 2025
49AQI
49AQI
15th July 2025
50AQI
50AQI
16th July 2025
50AQI
50AQI
17th July 2025
48AQI
48AQI
18th July 2025
49AQI
49AQI
19th July 2025
50AQI
50AQI
20th July 2025
45AQI
45AQI
21st July 2025
48AQI
48AQI
22nd July 2025
52AQI
52AQI
23rd July 2025
46AQI
46AQI
24th July 2025
43AQI
43AQI
25th July 2025
53AQI
53AQI
26th July 2025
61AQI
61AQI
27th July 2025
49AQI
49AQI
28th July 2025
53AQI
53AQI
29th July 2025
50AQI
50AQI
30th July 2025
42AQI
42AQI
31st July 2025
45AQI
45AQI
1st August 2025
53AQI
53AQI
2nd August 2025
54AQI
54AQI
3rd August 2025
47AQI
47AQI
129AQI
113AQI
122AQI
96AQI
72AQI
59AQI
52AQI
51AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202591AQI
3
21
7
12
15
1
8
17
6
18
12
31
5
25
18
13
1
2
24
112
65
14
Highest AQI recorded in
January129AQI
Lowest AQI recorded in
August51AQI
202490AQI
7
17
7
8
9
10
2
1
19
11
7
15
6
2
5
24
2
13
17
12
9
10
13
18
15
14
1
4
19
7
1
7
19
4
21
10
63
170
101
28
4
Highest AQI recorded in
February132AQI
Lowest AQI recorded in
September53AQI
202392AQI
1
13
11
4
2
8
14
6
8
13
8
2
13
8
7
2
2
24
4
1
5
25
13
18
17
14
6
24
4
14
10
3
14
7
4
1
11
16
4
48
186
83
36
8
Highest AQI recorded in
March131AQI
Lowest AQI recorded in
August47AQI
202285AQI
6
15
10
10
11
2
1
23
6
1
4
10
12
3
1
7
24
15
15
15
9
1
2
15
13
1
8
17
4
2
2
12
13
3
1
19
7
4
69
160
69
25
1
Highest AQI recorded in
January133AQI
Lowest AQI recorded in
July46AQI
202188AQI
15
9
6
1
15
8
5
12
11
6
2
1
13
10
6
2
21
8
11
19
10
21
13
8
16
14
4
21
5
1
14
13
3
18
12
1
57
191
76
28
2
1
Highest AQI recorded in
March123AQI
Lowest AQI recorded in
September49AQI
202084AQI
2
6
5
2
1
5
3
8
2
4
13
1
9
16
5
7
22
2
17
14
14
13
3
7
15
7
2
5
9
12
4
15
14
2
67
124
54
11
8
2
Highest AQI recorded in
April188AQI
Lowest AQI recorded in
August48AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2023(Avg.)
92AQILeast Polluted Year Recorded
2020(Avg.)
84AQIBus Factory's annual 2025 AQI (91) shows an average percentage change of 4.02% (worsened AQI) compared to previous years: 2020 (84), 2021 (88), 2022 (85), 2023 (92), 2024 (90).
