Country Background
HistoryAQIPM2.5PM10COSO2NO2O3

Changyi Highway Bureau, Kuiju, Shandong, 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

Changyi Highway Bureau, Kuiju, Shandong, China

2021
2022
2023
2024
2025
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
31st Aug 2022
124AQI
Lowest AQI recorded on
5th Aug 2024
25AQI

Same Day Analysis (13th August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 3rd highest AQI at 53 of Moderate air quality, showing improvement over 2024 and 2021 on the same day.

Download 2024 Annual Data

World Air Quality Report

Globe

Day & Night AQI Trend: 13th Aug - 14th Aug 2025

Changyi Highway Bureau, Kuiju, Shandong, China

AQI
Day
Night
.

5 AM13th Aug 2025

7 PM

4 AM14th Aug 2025

Day time
Avg. Highest Time
12AMNaNth undefined

AQI

Avg. Lowest Time
12AMNaNth undefined

AQI

Night time
Avg. Highest Time
9AM13th Aug

62AQI

Avg. Lowest Time
10AM13th Aug

48AQI

In the last 24 hours,

Changyi Highway Bureau's AQI reached its highest point of 62 at 9 AM during the Night, while the lowest point, undefined, was recorded at 4 AM during the Night between 13th Aug and 14th Aug 2025.

Day & Night AQI Trend : Jul - Aug 2025

Changyi Highway Bureau, Kuiju, Shandong, China

JulAug
15th - 16th16th - 17th17th - 18th18th - 19th19th - 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
Day
Night
15th Jul 2025625 AMAQI
15th Jul 2025636 AMAQI
15th Jul 2025627 AMAQI
15th Jul 2025588 AMAQI
15th Jul 2025569 AMAQI
15th Jul 20255410 AMAQI
15th Jul 20255611 AMAQI
15th Jul 20255412 PMAQI
15th Jul 2025461 PMAQI
15th Jul 2025372 PMAQI
15th Jul 2025463 PMAQI
15th Jul 2025424 PMAQI
15th Jul 2025475 PMAQI
15th Jul 2025466 PMAQI
15th Jul 2025527 PMAQI
15th Jul 2025608 PMAQI
15th Jul 2025619 PMAQI
15th Jul 20256110 PMAQI
15th Jul 20256811 PMAQI
16th Jul 20256512 AMAQI
16th Jul 2025621 AMAQI
16th Jul 2025632 AMAQI
16th Jul 2025623 AMAQI
16th Jul 2025614 AMAQI

30°C24/36°C

16th Jul 2025605 AMAQI
16th Jul 2025606 AMAQI
16th Jul 2025617 AMAQI
16th Jul 2025538 AMAQI
16th Jul 2025489 AMAQI
16th Jul 20258610 AMAQI
16th Jul 202511211 AMAQI
16th Jul 20259312 PMAQI
16th Jul 2025961 PMAQI
16th Jul 2025662 PMAQI
16th Jul 2025673 PMAQI
16th Jul 2025574 PMAQI
16th Jul 2025475 PMAQI
16th Jul 2025476 PMAQI
16th Jul 2025457 PMAQI
16th Jul 2025548 PMAQI
16th Jul 2025549 PMAQI
16th Jul 20255710 PMAQI
16th Jul 20255611 PMAQI
17th Jul 20255812 AMAQI
17th Jul 2025621 AMAQI
17th Jul 2025622 AMAQI
17th Jul 2025633 AMAQI
17th Jul 2025654 AMAQI

26°C23/32°C

17th Jul 2025645 AMAQI
17th Jul 2025656 AMAQI
17th Jul 2025647 AMAQI
17th Jul 2025768 AMAQI
17th Jul 2025659 AMAQI
17th Jul 20256010 AMAQI
17th Jul 20256011 AMAQI
17th Jul 20256812 PMAQI
17th Jul 2025691 PMAQI
17th Jul 2025612 PMAQI
17th Jul 2025403 PMAQI
17th Jul 2025444 PMAQI
17th Jul 2025465 PMAQI
17th Jul 2025526 PMAQI
17th Jul 2025567 PMAQI
17th Jul 2025628 PMAQI
17th Jul 2025649 PMAQI
17th Jul 20256610 PMAQI
17th Jul 20256411 PMAQI
18th Jul 20256512 AMAQI
18th Jul 2025621 AMAQI
18th Jul 2025632 AMAQI
18th Jul 2025623 AMAQI
18th Jul 2025634 AMAQI

28°C22/33°C

18th Jul 2025625 AMAQI
18th Jul 2025636 AMAQI
18th Jul 2025637 AMAQI
18th Jul 2025828 AMAQI
18th Jul 2025729 AMAQI
18th Jul 20255710 AMAQI
18th Jul 20255311 AMAQI
18th Jul 20255112 PMAQI
18th Jul 2025481 PMAQI
18th Jul 2025432 PMAQI
18th Jul 2025413 PMAQI
18th Jul 2025394 PMAQI
18th Jul 2025435 PMAQI
18th Jul 2025466 PMAQI
18th Jul 2025467 PMAQI
18th Jul 2025568 PMAQI
18th Jul 2025589 PMAQI
18th Jul 20256310 PMAQI
18th Jul 20256111 PMAQI
19th Jul 20256312 AMAQI
19th Jul 2025631 AMAQI
19th Jul 2025632 AMAQI
19th Jul 2025623 AMAQI
19th Jul 2025624 AMAQI

28°C24/33°C

19th Jul 2025625 AMAQI
19th Jul 2025626 AMAQI
19th Jul 2025627 AMAQI
19th Jul 2025898 AMAQI
19th Jul 2025969 AMAQI
19th Jul 20259010 AMAQI
19th Jul 20257611 AMAQI
19th Jul 20256912 PMAQI
19th Jul 2025631 PMAQI
19th Jul 2025662 PMAQI
19th Jul 2025583 PMAQI
19th Jul 2025594 PMAQI
19th Jul 2025625 PMAQI
19th Jul 2025526 PMAQI
19th Jul 2025507 PMAQI
19th Jul 2025568 PMAQI
19th Jul 2025569 PMAQI
19th Jul 20255610 PMAQI
19th Jul 20255611 PMAQI
20th Jul 20255812 AMAQI
20th Jul 2025631 AMAQI
20th Jul 2025642 AMAQI
20th Jul 2025643 AMAQI
20th Jul 2025664 AMAQI

29°C23/36°C

20th Jul 2025665 AMAQI
20th Jul 2025666 AMAQI
20th Jul 2025667 AMAQI
20th Jul 2025678 AMAQI
20th Jul 2025619 AMAQI
20th Jul 20255810 AMAQI
20th Jul 20256611 AMAQI
20th Jul 20256212 PMAQI
20th Jul 2025661 PMAQI
20th Jul 2025662 PMAQI
20th Jul 2025573 PMAQI
20th Jul 2025594 PMAQI
20th Jul 2025555 PMAQI
20th Jul 2025496 PMAQI
20th Jul 2025517 PMAQI
20th Jul 2025558 PMAQI
20th Jul 2025539 PMAQI
20th Jul 20255310 PMAQI
20th Jul 20255311 PMAQI
21st Jul 20255212 AMAQI
21st Jul 2025641 AMAQI
21st Jul 2025642 AMAQI
21st Jul 2025643 AMAQI
21st Jul 2025644 AMAQI

29°C25/34°C

21st Jul 2025645 AMAQI
21st Jul 2025646 AMAQI
21st Jul 2025647 AMAQI
21st Jul 2025418 AMAQI
21st Jul 2025299 AMAQI
21st Jul 20253010 AMAQI
21st Jul 20254011 AMAQI
21st Jul 20253812 PMAQI
21st Jul 2025411 PMAQI
21st Jul 2025422 PMAQI
21st Jul 2025473 PMAQI
21st Jul 2025474 PMAQI
21st Jul 2025545 PMAQI
21st Jul 2025426 PMAQI
21st Jul 2025357 PMAQI
21st Jul 2025528 PMAQI
21st Jul 2025519 PMAQI
21st Jul 20255110 PMAQI
21st Jul 20255111 PMAQI
22nd Jul 20255212 AMAQI
22nd Jul 2025631 AMAQI
22nd Jul 2025632 AMAQI
22nd Jul 2025613 AMAQI
22nd Jul 2025584 AMAQI

27°C25/32°C

22nd Jul 2025585 AMAQI
22nd Jul 2025586 AMAQI
22nd Jul 2025587 AMAQI
22nd Jul 2025348 AMAQI
22nd Jul 2025289 AMAQI
22nd Jul 20253110 AMAQI
22nd Jul 20253011 AMAQI
22nd Jul 20252312 PMAQI
22nd Jul 2025321 PMAQI
22nd Jul 2025302 PMAQI
22nd Jul 2025223 PMAQI
22nd Jul 2025264 PMAQI
22nd Jul 2025285 PMAQI
22nd Jul 2025256 PMAQI
22nd Jul 2025327 PMAQI
22nd Jul 2025528 PMAQI
22nd Jul 2025529 PMAQI
22nd Jul 20255210 PMAQI
22nd Jul 20255211 PMAQI
23rd Jul 20255112 AMAQI
23rd Jul 2025581 AMAQI
23rd Jul 2025592 AMAQI
23rd Jul 2025583 AMAQI
23rd Jul 2025544 AMAQI

27°C25/32°C

23rd Jul 2025555 AMAQI
23rd Jul 2025556 AMAQI
23rd Jul 2025557 AMAQI
23rd Jul 2025308 AMAQI
23rd Jul 2025209 AMAQI
23rd Jul 20251910 AMAQI
23rd Jul 20251911 AMAQI
23rd Jul 20253612 PMAQI
23rd Jul 2025351 PMAQI
23rd Jul 2025442 PMAQI
23rd Jul 2025223 PMAQI
23rd Jul 2025264 PMAQI
23rd Jul 2025285 PMAQI
23rd Jul 2025366 PMAQI
23rd Jul 2025387 PMAQI
23rd Jul 2025478 PMAQI
23rd Jul 2025469 PMAQI
23rd Jul 20254510 PMAQI
23rd Jul 20254511 PMAQI
24th Jul 20254812 AMAQI
24th Jul 2025541 AMAQI
24th Jul 2025562 AMAQI
24th Jul 2025553 AMAQI
24th Jul 2025524 AMAQI

27°C25/33°C

24th Jul 2025525 AMAQI
24th Jul 2025526 AMAQI
24th Jul 2025527 AMAQI
24th Jul 2025488 AMAQI
24th Jul 2025449 AMAQI
24th Jul 20253610 AMAQI
24th Jul 20253011 AMAQI
24th Jul 20252612 PMAQI
24th Jul 2025261 PMAQI
24th Jul 2025322 PMAQI
24th Jul 2025313 PMAQI
24th Jul 2025244 PMAQI
24th Jul 2025295 PMAQI
24th Jul 2025386 PMAQI
24th Jul 2025437 PMAQI
24th Jul 2025528 PMAQI
24th Jul 2025499 PMAQI
24th Jul 20255310 PMAQI
24th Jul 20255411 PMAQI
25th Jul 20255412 AMAQI
25th Jul 2025541 AMAQI
25th Jul 2025542 AMAQI
25th Jul 2025523 AMAQI
25th Jul 2025514 AMAQI

28°C25/34°C

25th Jul 2025525 AMAQI
25th Jul 2025516 AMAQI
25th Jul 2025517 AMAQI
25th Jul 2025628 AMAQI
25th Jul 2025429 AMAQI
25th Jul 20255410 AMAQI
25th Jul 20255311 AMAQI
25th Jul 20254812 PMAQI
25th Jul 2025461 PMAQI
25th Jul 2025542 PMAQI
25th Jul 2025443 PMAQI
25th Jul 2025384 PMAQI
25th Jul 2025345 PMAQI
25th Jul 2025316 PMAQI
25th Jul 2025577 PMAQI
25th Jul 2025588 PMAQI
25th Jul 2025579 PMAQI
25th Jul 20255610 PMAQI
25th Jul 20255611 PMAQI
26th Jul 20255412 AMAQI
26th Jul 2025521 AMAQI
26th Jul 2025522 AMAQI
26th Jul 2025523 AMAQI
26th Jul 2025524 AMAQI

28°C24/34°C

26th Jul 2025535 AMAQI
26th Jul 2025536 AMAQI
26th Jul 2025527 AMAQI
26th Jul 2025698 AMAQI
26th Jul 2025829 AMAQI
26th Jul 20256410 AMAQI
26th Jul 20255811 AMAQI
26th Jul 20255612 PMAQI
26th Jul 2025541 PMAQI
26th Jul 2025552 PMAQI
26th Jul 2025463 PMAQI
26th Jul 2025424 PMAQI
26th Jul 2025345 PMAQI
26th Jul 2025336 PMAQI
26th Jul 2025327 PMAQI
26th Jul 2025458 PMAQI
26th Jul 2025509 PMAQI
26th Jul 20255310 PMAQI
26th Jul 20255211 PMAQI
27th Jul 20255112 AMAQI
27th Jul 2025531 AMAQI
27th Jul 2025532 AMAQI
27th Jul 2025543 AMAQI
27th Jul 2025554 AMAQI

29°C24/35°C

27th Jul 2025555 AMAQI
27th Jul 2025556 AMAQI
27th Jul 2025557 AMAQI
27th Jul 2025608 AMAQI
27th Jul 2025599 AMAQI
27th Jul 20255410 AMAQI
27th Jul 20255111 AMAQI
27th Jul 20255212 PMAQI
27th Jul 2025531 PMAQI
27th Jul 2025462 PMAQI
27th Jul 2025363 PMAQI
27th Jul 2025424 PMAQI
27th Jul 2025405 PMAQI
27th Jul 2025396 PMAQI
27th Jul 2025487 PMAQI
27th Jul 2025538 PMAQI
27th Jul 2025549 PMAQI
27th Jul 20255810 PMAQI
27th Jul 20255911 PMAQI
28th Jul 20255112 AMAQI
28th Jul 2025531 AMAQI
28th Jul 2025542 AMAQI
28th Jul 2025543 AMAQI
28th Jul 2025544 AMAQI

29°C25/35°C

28th Jul 2025545 AMAQI
28th Jul 2025546 AMAQI
28th Jul 2025547 AMAQI
28th Jul 2025638 AMAQI
28th Jul 2025639 AMAQI
28th Jul 20255710 AMAQI
28th Jul 20255711 AMAQI
28th Jul 20255412 PMAQI
28th Jul 2025501 PMAQI
28th Jul 2025412 PMAQI
28th Jul 2025383 PMAQI
28th Jul 2025384 PMAQI
28th Jul 2025385 PMAQI
28th Jul 2025356 PMAQI
28th Jul 2025377 PMAQI
28th Jul 2025448 PMAQI
28th Jul 2025449 PMAQI
28th Jul 20254610 PMAQI
28th Jul 20255111 PMAQI
29th Jul 20254812 AMAQI
29th Jul 2025521 AMAQI
29th Jul 2025542 AMAQI
29th Jul 2025543 AMAQI
29th Jul 2025544 AMAQI

29°C25/35°C

29th Jul 2025545 AMAQI
29th Jul 2025546 AMAQI
29th Jul 2025547 AMAQI
29th Jul 2025398 AMAQI
29th Jul 2025329 AMAQI
29th Jul 20254410 AMAQI
29th Jul 20254611 AMAQI
29th Jul 20255312 PMAQI
29th Jul 2025441 PMAQI
29th Jul 2025442 PMAQI
29th Jul 2025513 PMAQI
29th Jul 2025464 PMAQI
29th Jul 2025415 PMAQI
29th Jul 2025456 PMAQI
29th Jul 2025427 PMAQI
29th Jul 2025468 PMAQI
29th Jul 2025519 PMAQI
29th Jul 20254710 PMAQI
29th Jul 20254511 PMAQI
30th Jul 20254212 AMAQI
30th Jul 2025511 AMAQI
30th Jul 2025532 AMAQI
30th Jul 2025533 AMAQI
30th Jul 2025524 AMAQI

29°C24/35°C

30th Jul 2025525 AMAQI
30th Jul 2025526 AMAQI
30th Jul 2025527 AMAQI
30th Jul 2025588 AMAQI
30th Jul 2025679 AMAQI
30th Jul 20256510 AMAQI
30th Jul 20256511 AMAQI
30th Jul 20256412 PMAQI
30th Jul 2025641 PMAQI
30th Jul 2025642 PMAQI
30th Jul 2025603 PMAQI
30th Jul 2025624 PMAQI
30th Jul 2025645 PMAQI
30th Jul 2025636 PMAQI
30th Jul 2025607 PMAQI
30th Jul 2025588 PMAQI
30th Jul 2025539 PMAQI
30th Jul 20255310 PMAQI
30th Jul 20255411 PMAQI
31st Jul 20255312 AMAQI
31st Jul 2025521 AMAQI
31st Jul 2025522 AMAQI
31st Jul 2025523 AMAQI
31st Jul 2025524 AMAQI

26°C23/32°C

31st Jul 2025525 AMAQI
31st Jul 2025526 AMAQI
31st Jul 2025527 AMAQI
31st Jul 2025528 AMAQI
31st Jul 2025529 AMAQI
31st Jul 20256210 AMAQI
31st Jul 20255411 AMAQI
31st Jul 20254512 PMAQI
31st Jul 2025401 PMAQI
31st Jul 2025372 PMAQI
31st Jul 2025393 PMAQI
31st Jul 2025474 PMAQI
31st Jul 2025385 PMAQI
31st Jul 2025326 PMAQI
31st Jul 2025407 PMAQI
31st Jul 2025528 PMAQI
31st Jul 2025549 PMAQI
31st Jul 20255210 PMAQI
31st Jul 20255611 PMAQI
1st Aug 20255212 AMAQI
1st Aug 2025541 AMAQI
1st Aug 2025542 AMAQI
1st Aug 2025523 AMAQI
1st Aug 2025554 AMAQI

28°C24/33°C

1st Aug 2025585 AMAQI
1st Aug 2025586 AMAQI
1st Aug 2025577 AMAQI
1st Aug 2025668 AMAQI
1st Aug 2025669 AMAQI
1st Aug 20256610 AMAQI
1st Aug 20256311 AMAQI
1st Aug 20255612 PMAQI
1st Aug 2025421 PMAQI
1st Aug 2025442 PMAQI
1st Aug 2025433 PMAQI
1st Aug 2025464 PMAQI
1st Aug 2025305 PMAQI
1st Aug 2025366 PMAQI
1st Aug 2025437 PMAQI
1st Aug 2025528 PMAQI
1st Aug 2025509 PMAQI
1st Aug 20254910 PMAQI
1st Aug 20254911 PMAQI
2nd Aug 20254812 AMAQI
2nd Aug 2025541 AMAQI
2nd Aug 2025552 AMAQI
2nd Aug 2025543 AMAQI
2nd Aug 2025534 AMAQI

28°C25/33°C

2nd Aug 2025555 AMAQI
2nd Aug 2025556 AMAQI
2nd Aug 2025557 AMAQI
2nd Aug 2025478 AMAQI
2nd Aug 2025539 AMAQI
2nd Aug 20255210 AMAQI
2nd Aug 20255111 AMAQI
2nd Aug 20255212 PMAQI
2nd Aug 2025531 PMAQI
2nd Aug 2025542 PMAQI
2nd Aug 2025513 PMAQI
2nd Aug 2025514 PMAQI
2nd Aug 2025525 PMAQI
2nd Aug 2025446 PMAQI
2nd Aug 2025467 PMAQI
2nd Aug 2025498 PMAQI
2nd Aug 2025509 PMAQI
2nd Aug 20255210 PMAQI
2nd Aug 20255311 PMAQI
3rd Aug 20255412 AMAQI
3rd Aug 2025541 AMAQI
3rd Aug 2025542 AMAQI
3rd Aug 2025533 AMAQI
3rd Aug 2025534 AMAQI

29°C25/34°C

3rd Aug 2025535 AMAQI
3rd Aug 2025546 AMAQI
3rd Aug 2025547 AMAQI
3rd Aug 2025588 AMAQI
3rd Aug 2025579 AMAQI
3rd Aug 20255610 AMAQI
3rd Aug 20255711 AMAQI
3rd Aug 20255012 PMAQI
3rd Aug 2025491 PMAQI
3rd Aug 2025462 PMAQI
3rd Aug 2025383 PMAQI
3rd Aug 2025504 PMAQI
3rd Aug 2025515 PMAQI
3rd Aug 2025386 PMAQI
3rd Aug 2025447 PMAQI
3rd Aug 2025548 PMAQI
3rd Aug 2025549 PMAQI
3rd Aug 20254810 PMAQI
3rd Aug 20255011 PMAQI
4th Aug 20255112 AMAQI
4th Aug 2025511 AMAQI
4th Aug 2025542 AMAQI
4th Aug 2025533 AMAQI
4th Aug 2025544 AMAQI

29°C25/35°C

4th Aug 2025535 AMAQI
4th Aug 2025546 AMAQI
4th Aug 2025547 AMAQI
4th Aug 2025498 AMAQI
4th Aug 2025529 AMAQI
4th Aug 20255210 AMAQI
4th Aug 20254811 AMAQI
4th Aug 20255512 PMAQI
4th Aug 2025501 PMAQI
4th Aug 2025562 PMAQI
4th Aug 2025543 PMAQI
4th Aug 2025524 PMAQI
4th Aug 2025565 PMAQI
4th Aug 2025546 PMAQI
4th Aug 2025557 PMAQI
4th Aug 2025548 PMAQI
4th Aug 2025569 PMAQI
4th Aug 20255610 PMAQI
4th Aug 20255611 PMAQI
5th Aug 20255312 AMAQI
5th Aug 2025541 AMAQI
5th Aug 2025532 AMAQI
5th Aug 2025543 AMAQI
5th Aug 2025544 AMAQI

28°C25/32°C

5th Aug 2025545 AMAQI
5th Aug 2025546 AMAQI
5th Aug 2025547 AMAQI
5th Aug 2025478 AMAQI
5th Aug 2025569 AMAQI
5th Aug 20256210 AMAQI
5th Aug 20257011 AMAQI
5th Aug 20256512 PMAQI
5th Aug 2025591 PMAQI
5th Aug 2025602 PMAQI
5th Aug 2025633 PMAQI
5th Aug 2025584 PMAQI
5th Aug 2025615 PMAQI
5th Aug 2025576 PMAQI
5th Aug 2025567 PMAQI
5th Aug 2025528 PMAQI
5th Aug 2025529 PMAQI
5th Aug 20255310 PMAQI
5th Aug 20255411 PMAQI
6th Aug 20255212 AMAQI
6th Aug 2025541 AMAQI
6th Aug 2025542 AMAQI
6th Aug 2025543 AMAQI
6th Aug 2025544 AMAQI

30°C25/36°C

6th Aug 2025545 AMAQI
6th Aug 2025556 AMAQI
6th Aug 2025547 AMAQI
6th Aug 2025718 AMAQI
6th Aug 2025649 AMAQI
6th Aug 20256210 AMAQI
6th Aug 20255811 AMAQI
6th Aug 20258212 PMAQI
6th Aug 2025751 PMAQI
6th Aug 2025722 PMAQI
6th Aug 2025673 PMAQI
6th Aug 2025634 PMAQI
6th Aug 2025625 PMAQI
6th Aug 2025646 PMAQI
6th Aug 2025607 PMAQI
6th Aug 2025588 PMAQI
6th Aug 2025629 PMAQI
6th Aug 20256310 PMAQI
6th Aug 20256511 PMAQI
7th Aug 20256012 AMAQI
7th Aug 2025541 AMAQI
7th Aug 2025542 AMAQI
7th Aug 2025563 AMAQI
7th Aug 2025584 AMAQI

29°C26/35°C

7th Aug 2025575 AMAQI
7th Aug 2025566 AMAQI
7th Aug 2025587 AMAQI
7th Aug 2025798 AMAQI
7th Aug 2025769 AMAQI
7th Aug 20257410 AMAQI
7th Aug 20256011 AMAQI
7th Aug 20256212 PMAQI
7th Aug 2025601 PMAQI
7th Aug 2025562 PMAQI
7th Aug 2025563 PMAQI
7th Aug 2025544 PMAQI
7th Aug 2025535 PMAQI
7th Aug 2025496 PMAQI
7th Aug 2025547 PMAQI
7th Aug 2025548 PMAQI
7th Aug 2025549 PMAQI
7th Aug 20255410 PMAQI
7th Aug 20255611 PMAQI
8th Aug 20255512 AMAQI
8th Aug 2025561 AMAQI
8th Aug 2025562 AMAQI
8th Aug 2025563 AMAQI
8th Aug 2025584 AMAQI

28°C25/33°C

8th Aug 2025595 AMAQI
8th Aug 2025586 AMAQI
8th Aug 2025597 AMAQI
8th Aug 2025668 AMAQI
8th Aug 2025669 AMAQI
8th Aug 20255610 AMAQI
8th Aug 20254611 AMAQI
8th Aug 20254512 PMAQI
8th Aug 2025461 PMAQI
8th Aug 2025442 PMAQI
8th Aug 2025543 PMAQI
8th Aug 2025474 PMAQI
8th Aug 2025425 PMAQI
8th Aug 2025526 PMAQI
8th Aug 2025567 PMAQI
8th Aug 2025558 PMAQI
8th Aug 2025539 PMAQI
8th Aug 20255610 PMAQI
8th Aug 20255211 PMAQI
9th Aug 20255212 AMAQI
9th Aug 2025541 AMAQI
9th Aug 2025572 AMAQI
9th Aug 2025573 AMAQI
9th Aug 2025574 AMAQI

27°C23/32°C

9th Aug 2025575 AMAQI
9th Aug 2025576 AMAQI
9th Aug 2025577 AMAQI
9th Aug 2025418 AMAQI
9th Aug 2025269 AMAQI
9th Aug 20252410 AMAQI
9th Aug 20252611 AMAQI
9th Aug 20252312 PMAQI
9th Aug 2025251 PMAQI
9th Aug 2025202 PMAQI
9th Aug 2025233 PMAQI
9th Aug 2025204 PMAQI
9th Aug 2025215 PMAQI
9th Aug 2025196 PMAQI
9th Aug 2025317 PMAQI
9th Aug 2025478 PMAQI
9th Aug 2025519 PMAQI
9th Aug 20255110 PMAQI
9th Aug 20255111 PMAQI
10th Aug 20255212 AMAQI
10th Aug 2025551 AMAQI
10th Aug 2025562 AMAQI
10th Aug 2025553 AMAQI
10th Aug 2025524 AMAQI

23°C22/23°C

10th Aug 2025535 AMAQI
10th Aug 2025526 AMAQI
10th Aug 2025527 AMAQI
10th Aug 2025568 AMAQI
10th Aug 2025489 AMAQI
10th Aug 20254010 AMAQI
10th Aug 20253211 AMAQI
10th Aug 20253412 PMAQI
10th Aug 2025441 PMAQI
10th Aug 2025332 PMAQI
10th Aug 2025263 PMAQI
10th Aug 2025284 PMAQI
10th Aug 2025275 PMAQI
10th Aug 2025286 PMAQI
10th Aug 2025407 PMAQI
10th Aug 2025488 PMAQI
10th Aug 2025539 PMAQI
10th Aug 20255510 PMAQI
10th Aug 20255511 PMAQI
11th Aug 20255612 AMAQI
11th Aug 2025561 AMAQI
11th Aug 2025542 AMAQI
11th Aug 2025533 AMAQI
11th Aug 2025524 AMAQI

25°C21/30°C

11th Aug 2025525 AMAQI
11th Aug 2025526 AMAQI
11th Aug 2025527 AMAQI
11th Aug 2025788 AMAQI
11th Aug 2025829 AMAQI
11th Aug 20256810 AMAQI
11th Aug 20256111 AMAQI
11th Aug 20256612 PMAQI
11th Aug 2025551 PMAQI
11th Aug 2025552 PMAQI
11th Aug 2025503 PMAQI
11th Aug 2025534 PMAQI
11th Aug 2025555 PMAQI
11th Aug 2025546 PMAQI
11th Aug 2025547 PMAQI
11th Aug 2025548 PMAQI
11th Aug 2025579 PMAQI
11th Aug 20255410 PMAQI
11th Aug 20255211 PMAQI
12th Aug 20255312 AMAQI
12th Aug 2025531 AMAQI
12th Aug 2025532 AMAQI
12th Aug 2025533 AMAQI
12th Aug 2025524 AMAQI

26°C22/31°C

12th Aug 2025525 AMAQI
12th Aug 2025536 AMAQI
12th Aug 2025537 AMAQI
12th Aug 2025728 AMAQI
12th Aug 2025709 AMAQI
12th Aug 20255710 AMAQI
12th Aug 20255411 AMAQI
12th Aug 20254812 PMAQI
12th Aug 2025571 PMAQI
12th Aug 2025672 PMAQI
12th Aug 2025613 PMAQI
12th Aug 2025584 PMAQI
12th Aug 2025585 PMAQI
12th Aug 2025606 PMAQI
12th Aug 2025527 PMAQI
12th Aug 2025538 PMAQI
12th Aug 2025549 PMAQI
12th Aug 20255110 PMAQI
12th Aug 20255211 PMAQI
13th Aug 20255012 AMAQI
13th Aug 2025531 AMAQI
13th Aug 2025522 AMAQI
13th Aug 2025533 AMAQI
13th Aug 2025534 AMAQI

25°C22/29°C

13th Aug 2025545 AMAQI
13th Aug 2025536 AMAQI
13th Aug 2025547 AMAQI
13th Aug 2025538 AMAQI
13th Aug 2025629 AMAQI
13th Aug 20254810 AMAQI
13th Aug 20255311 AMAQI
13th Aug 20255612 PMAQI
13th Aug 2025571 PMAQI
13th Aug 2025552 PMAQI
13th Aug 2025503 PMAQI
13th Aug 2025544 PMAQI
13th Aug 2025535 PMAQI
13th Aug 2025576 PMAQI
13th Aug 2025587 PMAQI
13th Aug 2025588 PMAQI
13th Aug 2025589 PMAQI
13th Aug 20255710 PMAQI
13th Aug 20255811 PMAQI
14th Aug 20255512 AMAQI
14th Aug 2025521 AMAQI
14th Aug 2025522 AMAQI
14th Aug 2025523 AMAQI

--°C/°C

5 AM
12 PM
7 PM
12 AM
4 AM

--°C/°C

Day time
Avg. Highest Time
8 AM

59AQI

1 hours / Day
30 hours / Month
Avg. Lowest Time
3 PM - 6 PM

45AQI

4 hours / Day
120 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 8 AM to 8 AM (Avg. 59), while the lowest AQI was between 3 PM to 6 PM (Avg. 45).
Night time
Avg. Highest Time
12 AM - 4 AM

56AQI

5 hours / Day
150 hours / Month
Avg. Lowest Time
8 PM - 11 PM

54AQI

4 hours / Day
120 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 4 AM (Avg. 56), while the lowest AQI was between 8 PM to 11 PM (Avg. 54).

2025 Days Vs Air Quality

Changyi Highway Bureau, Kuiju, Shandong, China

2025

5%

11

68%

152

23%

51

5%

11

Total number of days with different AQI categories in last 225 days in 2025 (140 days remaining)

Good
11 Days
Moderate
152 Days
Poor
51 Days
Unhealthy
11 Days
Severe
0 Days
Hazardous
0 Days

Under WHO’s Safe Air Quality Limits: 5%

Health Risk Level:

Extreme

In 2025, 5% of 225 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

Changyi Highway Bureau, Kuiju, Shandong, 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
165AQI
2nd January 2025
95AQI
3rd January 2025
144AQI
4th January 2025
151AQI
5th January 2025
191AQI
6th January 2025
113AQI
7th January 2025
114AQI
8th January 2025
65AQI
9th January 2025
77AQI
10th January 2025
93AQI
11th January 2025
115AQI
12th January 2025
140AQI
13th January 2025
150AQI
14th January 2025
127AQI
15th January 2025
90AQI
16th January 2025
115AQI
17th January 2025
104AQI
18th January 2025
154AQI
19th January 2025
140AQI
20th January 2025
136AQI
21st January 2025
167AQI
22nd January 2025
132AQI
23rd January 2025
142AQI
24th January 2025
132AQI
25th January 2025
141AQI
26th January 2025
130AQI
27th January 2025
75AQI
28th January 2025
93AQI
29th January 2025
131AQI
30th January 2025
126AQI
31st January 2025
152AQI
1st February 2025
108AQI
2nd February 2025
157AQI
3rd February 2025
72AQI
4th February 2025
89AQI
5th February 2025
56AQI
6th February 2025
96AQI
7th February 2025
53AQI
8th February 2025
66AQI
9th February 2025
77AQI
10th February 2025
120AQI
11th February 2025
96AQI
12th February 2025
122AQI
13th February 2025
106AQI
14th February 2025
144AQI
15th February 2025
114AQI
16th February 2025
97AQI
17th February 2025
79AQI
18th February 2025
93AQI
19th February 2025
95AQI
20th February 2025
92AQI
21st February 2025
90AQI
22nd February 2025
80AQI
23rd February 2025
93AQI
24th February 2025
85AQI
25th February 2025
128AQI
26th February 2025
134AQI
27th February 2025
161AQI
28th February 2025
171AQI
1st March 2025
103AQI
2nd March 2025
111AQI
3rd March 2025
82AQI
4th March 2025
97AQI
5th March 2025
76AQI
6th March 2025
103AQI
7th March 2025
95AQI
8th March 2025
151AQI
9th March 2025
146AQI
10th March 2025
159AQI
11th March 2025
132AQI
12th March 2025
127AQI
13th March 2025
93AQI
14th March 2025
97AQI
15th March 2025
96AQI
16th March 2025
74AQI
17th March 2025
75AQI
18th March 2025
55AQI
19th March 2025
80AQI
20th March 2025
84AQI
21st March 2025
84AQI
22nd March 2025
89AQI
23rd March 2025
118AQI
24th March 2025
104AQI
25th March 2025
107AQI
26th March 2025
118AQI
27th March 2025
115AQI
28th March 2025
81AQI
29th March 2025
74AQI
30th March 2025
93AQI
31st March 2025
105AQI
1st April 2025
126AQI
2nd April 2025
77AQI
3rd April 2025
83AQI
4th April 2025
93AQI
5th April 2025
66AQI
6th April 2025
94AQI
7th April 2025
127AQI
8th April 2025
94AQI
9th April 2025
111AQI
10th April 2025
96AQI
11th April 2025
110AQI
12th April 2025
98AQI
13th April 2025
72AQI
14th April 2025
67AQI
15th April 2025
79AQI
16th April 2025
101AQI
17th April 2025
131AQI
18th April 2025
91AQI
19th April 2025
85AQI
20th April 2025
88AQI
21st April 2025
81AQI
22nd April 2025
84AQI
23rd April 2025
75AQI
24th April 2025
75AQI
25th April 2025
79AQI
26th April 2025
83AQI
27th April 2025
86AQI
28th April 2025
91AQI
29th April 2025
92AQI
30th April 2025
109AQI
1st May 2025
86AQI
2nd May 2025
82AQI
3rd May 2025
68AQI
4th May 2025
71AQI
5th May 2025
60AQI
6th May 2025
81AQI
7th May 2025
88AQI
8th May 2025
73AQI
9th May 2025
68AQI
10th May 2025
70AQI
11th May 2025
84AQI
12th May 2025
85AQI
13th May 2025
96AQI
14th May 2025
114AQI
15th May 2025
79AQI
16th May 2025
112AQI
17th May 2025
77AQI
18th May 2025
80AQI
19th May 2025
110AQI
20th May 2025
116AQI
21st May 2025
101AQI
22nd May 2025
126AQI
23rd May 2025
84AQI
24th May 2025
100AQI
25th May 2025
80AQI
26th May 2025
98AQI
27th May 2025
92AQI
28th May 2025
81AQI
29th May 2025
83AQI
30th May 2025
85AQI
31st May 2025
99AQI
1st June 2025
92AQI
2nd June 2025
75AQI
3rd June 2025
60AQI
4th June 2025
54AQI
5th June 2025
72AQI
6th June 2025
80AQI
7th June 2025
92AQI
8th June 2025
78AQI
9th June 2025
84AQI
10th June 2025
60AQI
11th June 2025
61AQI
12th June 2025
54AQI
13th June 2025
49AQI
14th June 2025
47AQI
15th June 2025
57AQI
16th June 2025
54AQI
17th June 2025
60AQI
18th June 2025
64AQI
19th June 2025
59AQI
20th June 2025
54AQI
21st June 2025
62AQI
22nd June 2025
64AQI
23rd June 2025
67AQI
24th June 2025
65AQI
25th June 2025
71AQI
26th June 2025
83AQI
27th June 2025
81AQI
28th June 2025
82AQI
29th June 2025
67AQI
30th June 2025
62AQI
1st July 2025
61AQI
2nd July 2025
63AQI
3rd July 2025
65AQI
4th July 2025
64AQI
5th July 2025
66AQI
6th July 2025
60AQI
7th July 2025
75AQI
8th July 2025
54AQI
9th July 2025
65AQI
10th July 2025
69AQI
11th July 2025
70AQI
12th July 2025
66AQI
13th July 2025
67AQI
14th July 2025
51AQI
15th July 2025
57AQI
16th July 2025
63AQI
17th July 2025
61AQI
18th July 2025
57AQI
19th July 2025
63AQI
20th July 2025
60AQI
21st July 2025
51AQI
22nd July 2025
44AQI
23rd July 2025
42AQI
24th July 2025
45AQI
25th July 2025
50AQI
26th July 2025
51AQI
27th July 2025
52AQI
28th July 2025
49AQI
29th July 2025
48AQI
30th July 2025
57AQI
31st July 2025
49AQI
1st August 2025
51AQI
2nd August 2025
52AQI
3rd August 2025
51AQI
4th August 2025
53AQI
5th August 2025
56AQI
6th August 2025
61AQI
7th August 2025
57AQI
8th August 2025
54AQI
9th August 2025
41AQI
10th August 2025
45AQI
11th August 2025
56AQI
12th August 2025
56AQI
13th August 2025
53AQI

126AQI

103AQI

101AQI

91AQI

88AQI

67AQI

58AQI

53AQI

No. of days

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

202588AQI

7
18
6
17
8
3
17
12
2
23
7
25
6
2
28
7
24
2
11
11
152
51
11

Highest AQI recorded in

January

126AQI

Lowest AQI recorded in

August

53AQI

202490AQI

1
10
10
9
1
8
9
3
7
1
1
1
8
18
3
1
3
16
11
1
21
8
1
4
23
3
10
16
5
10
19
2
12
18
5
15
9
2
3
15
9
3
9
19
3
58
179
97
28
3
1

Highest AQI recorded in

January

124AQI

Lowest AQI recorded in

September

57AQI

202394AQI

3
8
12
5
3
1
9
12
6
13
10
8
14
7
3
1
3
20
7
1
3
24
3
6
25
11
20
2
22
6
3
14
12
2
5
14
7
3
5
6
8
10
2
42
189
84
38
6

Highest AQI recorded in

January

125AQI

Lowest AQI recorded in

August

61AQI

202294AQI

6
16
9
1
8
6
6
3
5
14
3
1
8
4
3
22
6
6
21
3
7
13
1
1
4
21
3
7
14
8
2
4
11
14
1
2
10
8
9
2
38
139
84
30
2

Highest AQI recorded in

January

136AQI

Lowest AQI recorded in

July

64AQI

202197AQI

8
9
12
2
1
8
14
5
2
7
10
8
2
2
2
20
7
1
5
19
5
1
1
2
24
4
6
12
4
10
16
3
10
19
1
9
10
7
5
4
8
10
7
4
8
10
9
55
159
84
47
6
2

Highest AQI recorded in

March

145AQI

Lowest AQI recorded in

September

60AQI

202095AQI

2
6
4
1
2
6
11
2
14
4
5
16
5
6
20
5
9
18
4
25
2
1
11
16
3
2
11
13
4
2
5
11
9
3
1
29
132
75
19
3
1

Highest AQI recorded in

December

148AQI

Lowest AQI recorded in

August

69AQI

Most & Least Polluted Years Over the Last 6 Years

Most Polluted Year Recorded
2021(Avg.)
97AQI
Least Polluted Year Recorded
2025(Avg.)
88AQI

Changyi Highway Bureau's annual 2025 AQI (88) shows an average percentage change of -6.1% (improved AQI) compared to previous years: 2020 (95), 2021 (97), 2022 (94), 2023 (94), 2024 (90).