Yaohai District, Hefei, Anhui, 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
Yaohai District, Hefei, Anhui, China
2021
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
10th Aug 2021
120AQILowest AQI recorded on
27th Aug 2024
29AQISame Day Analysis (7th August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 3rd highest AQI at 55 of Moderate air quality, showing improvement over 2023 and 2021 on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 7th Aug - 8th Aug 2025
Yaohai District, Hefei, Anhui, China
AQI
Day
Night
.
5 AM7th Aug 2025
7 PM
4 AM8th Aug 2025
Day time
Avg. Highest Time
5AM7th Aug
62AQI
Avg. Lowest Time
4PM7th Aug
33AQI
Night time
Avg. Highest Time
1AM8th Aug
60AQI
Avg. Lowest Time
12AM8th Aug
52AQI
In the last 24 hours,
Yaohai District's AQI reached its highest point of 62 at 5 AM during the Day, while the lowest point, 33, was recorded at 4 PM during the Day between 7th Aug and 8th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Yaohai District, Hefei, Anhui, China
JulAug
09th - 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 - 05th05th - 06th06th - 07th07th - 08th08th
Day
Night
9th Jul 2025585 AMAQI
9th Jul 2025586 AMAQI
9th Jul 2025587 AMAQI
9th Jul 2025388 AMAQI
9th Jul 2025269 AMAQI
9th Jul 20254410 AMAQI
9th Jul 20252911 AMAQI
9th Jul 20255212 PMAQI
9th Jul 2025471 PMAQI
9th Jul 2025392 PMAQI
9th Jul 2025393 PMAQI
9th Jul 2025374 PMAQI
9th Jul 2025335 PMAQI
9th Jul 2025336 PMAQI
9th Jul 2025377 PMAQI
9th Jul 2025538 PMAQI
9th Jul 2025529 PMAQI
9th Jul 20255310 PMAQI
9th Jul 20255511 PMAQI
10th Jul 20255512 AMAQI
10th Jul 2025591 AMAQI
10th Jul 2025592 AMAQI
10th Jul 2025583 AMAQI
10th Jul 2025564 AMAQI
29°C25/33°C
10th Jul 2025565 AMAQI
10th Jul 2025566 AMAQI
10th Jul 2025567 AMAQI
10th Jul 2025598 AMAQI
10th Jul 2025729 AMAQI
10th Jul 20257310 AMAQI
10th Jul 20258111 AMAQI
10th Jul 20258012 PMAQI
10th Jul 2025861 PMAQI
10th Jul 2025842 PMAQI
10th Jul 2025783 PMAQI
10th Jul 2025884 PMAQI
10th Jul 2025825 PMAQI
10th Jul 2025916 PMAQI
10th Jul 2025797 PMAQI
10th Jul 2025718 PMAQI
10th Jul 2025689 PMAQI
10th Jul 20256210 PMAQI
10th Jul 20256411 PMAQI
11th Jul 20256912 AMAQI
11th Jul 2025581 AMAQI
11th Jul 2025582 AMAQI
11th Jul 2025593 AMAQI
11th Jul 2025624 AMAQI
28°C25/32°C
11th Jul 2025625 AMAQI
11th Jul 2025626 AMAQI
11th Jul 2025617 AMAQI
11th Jul 20251008 AMAQI
11th Jul 20251029 AMAQI
11th Jul 20259410 AMAQI
11th Jul 20259411 AMAQI
11th Jul 20259712 PMAQI
11th Jul 2025891 PMAQI
11th Jul 2025762 PMAQI
11th Jul 2025673 PMAQI
11th Jul 2025594 PMAQI
11th Jul 2025425 PMAQI
11th Jul 2025606 PMAQI
11th Jul 2025617 PMAQI
11th Jul 2025628 PMAQI
11th Jul 2025599 PMAQI
11th Jul 20255510 PMAQI
11th Jul 20255411 PMAQI
12th Jul 20255612 AMAQI
12th Jul 2025601 AMAQI
12th Jul 2025612 AMAQI
12th Jul 2025643 AMAQI
12th Jul 2025684 AMAQI
28°C24/33°C
12th Jul 2025685 AMAQI
12th Jul 2025676 AMAQI
12th Jul 2025687 AMAQI
12th Jul 2025638 AMAQI
12th Jul 2025649 AMAQI
12th Jul 20257010 AMAQI
12th Jul 20257311 AMAQI
12th Jul 20256612 PMAQI
12th Jul 2025661 PMAQI
12th Jul 2025652 PMAQI
12th Jul 2025653 PMAQI
12th Jul 2025644 PMAQI
12th Jul 2025635 PMAQI
12th Jul 2025646 PMAQI
12th Jul 2025537 PMAQI
12th Jul 2025598 PMAQI
12th Jul 2025599 PMAQI
12th Jul 20255910 PMAQI
12th Jul 20256011 PMAQI
13th Jul 20255912 AMAQI
13th Jul 2025631 AMAQI
13th Jul 2025642 AMAQI
13th Jul 2025643 AMAQI
13th Jul 2025654 AMAQI
27°C24/32°C
13th Jul 2025645 AMAQI
13th Jul 2025646 AMAQI
13th Jul 2025647 AMAQI
13th Jul 2025638 AMAQI
13th Jul 2025709 AMAQI
13th Jul 20256910 AMAQI
13th Jul 20256111 AMAQI
13th Jul 20256012 PMAQI
13th Jul 2025621 PMAQI
13th Jul 2025602 PMAQI
13th Jul 2025573 PMAQI
13th Jul 2025464 PMAQI
13th Jul 2025525 PMAQI
13th Jul 2025446 PMAQI
13th Jul 2025487 PMAQI
13th Jul 2025588 PMAQI
13th Jul 2025609 PMAQI
13th Jul 20256310 PMAQI
13th Jul 20256411 PMAQI
14th Jul 20256612 AMAQI
14th Jul 2025631 AMAQI
14th Jul 2025632 AMAQI
14th Jul 2025633 AMAQI
14th Jul 2025634 AMAQI
29°C24/33°C
14th Jul 2025645 AMAQI
14th Jul 2025646 AMAQI
14th Jul 2025637 AMAQI
14th Jul 2025618 AMAQI
14th Jul 2025629 AMAQI
14th Jul 20255810 AMAQI
14th Jul 20255811 AMAQI
14th Jul 20255812 PMAQI
14th Jul 2025581 PMAQI
14th Jul 2025572 PMAQI
14th Jul 2025733 PMAQI
14th Jul 2025784 PMAQI
14th Jul 2025755 PMAQI
14th Jul 2025566 PMAQI
14th Jul 2025707 PMAQI
14th Jul 2025698 PMAQI
14th Jul 2025699 PMAQI
14th Jul 20257410 PMAQI
14th Jul 20257611 PMAQI
15th Jul 20257612 AMAQI
15th Jul 2025671 AMAQI
15th Jul 2025642 AMAQI
15th Jul 2025643 AMAQI
15th Jul 2025634 AMAQI
30°C26/35°C
15th Jul 2025635 AMAQI
15th Jul 2025636 AMAQI
15th Jul 2025637 AMAQI
15th Jul 2025748 AMAQI
15th Jul 2025819 AMAQI
15th Jul 20258210 AMAQI
15th Jul 20258311 AMAQI
15th Jul 20257812 PMAQI
15th Jul 2025761 PMAQI
15th Jul 2025682 PMAQI
15th Jul 2025633 PMAQI
15th Jul 2025654 PMAQI
15th Jul 2025575 PMAQI
15th Jul 2025646 PMAQI
15th Jul 2025647 PMAQI
15th Jul 2025628 PMAQI
15th Jul 2025619 PMAQI
15th Jul 20256310 PMAQI
15th Jul 20256311 PMAQI
16th Jul 20256012 AMAQI
16th Jul 2025651 AMAQI
16th Jul 2025662 AMAQI
16th Jul 2025663 AMAQI
16th Jul 2025674 AMAQI
30°C25/35°C
16th Jul 2025675 AMAQI
16th Jul 2025676 AMAQI
16th Jul 2025677 AMAQI
16th Jul 2025798 AMAQI
16th Jul 2025759 AMAQI
16th Jul 20257410 AMAQI
16th Jul 20257411 AMAQI
16th Jul 20257012 PMAQI
16th Jul 2025721 PMAQI
16th Jul 2025642 PMAQI
16th Jul 2025723 PMAQI
16th Jul 2025694 PMAQI
16th Jul 2025755 PMAQI
16th Jul 2025666 PMAQI
16th Jul 2025677 PMAQI
16th Jul 2025658 PMAQI
16th Jul 2025669 PMAQI
16th Jul 20256610 PMAQI
16th Jul 20256611 PMAQI
17th Jul 20255712 AMAQI
17th Jul 2025661 AMAQI
17th Jul 2025662 AMAQI
17th Jul 2025663 AMAQI
17th Jul 2025674 AMAQI
31°C27/38°C
17th Jul 2025685 AMAQI
17th Jul 2025676 AMAQI
17th Jul 2025687 AMAQI
17th Jul 2025368 AMAQI
17th Jul 2025379 AMAQI
17th Jul 20255210 AMAQI
17th Jul 20255611 AMAQI
17th Jul 20256612 PMAQI
17th Jul 2025671 PMAQI
17th Jul 2025592 PMAQI
17th Jul 2025523 PMAQI
17th Jul 2025454 PMAQI
17th Jul 2025485 PMAQI
17th Jul 2025376 PMAQI
17th Jul 2025567 PMAQI
17th Jul 2025648 PMAQI
17th Jul 2025639 PMAQI
17th Jul 20256210 PMAQI
17th Jul 20256211 PMAQI
18th Jul 20256112 AMAQI
18th Jul 2025651 AMAQI
18th Jul 2025662 AMAQI
18th Jul 2025643 AMAQI
18th Jul 2025634 AMAQI
30°C27/34°C
18th Jul 2025625 AMAQI
18th Jul 2025636 AMAQI
18th Jul 2025637 AMAQI
18th Jul 2025838 AMAQI
18th Jul 2025869 AMAQI
18th Jul 20257210 AMAQI
18th Jul 20256611 AMAQI
18th Jul 20255812 PMAQI
18th Jul 2025581 PMAQI
18th Jul 2025532 PMAQI
18th Jul 2025423 PMAQI
18th Jul 2025524 PMAQI
18th Jul 2025415 PMAQI
18th Jul 2025426 PMAQI
18th Jul 2025457 PMAQI
18th Jul 2025558 PMAQI
18th Jul 2025619 PMAQI
18th Jul 20256410 PMAQI
18th Jul 20256311 PMAQI
19th Jul 20256212 AMAQI
19th Jul 2025641 AMAQI
19th Jul 2025642 AMAQI
19th Jul 2025633 AMAQI
19th Jul 2025644 AMAQI
29°C24/33°C
19th Jul 2025645 AMAQI
19th Jul 2025646 AMAQI
19th Jul 2025647 AMAQI
19th Jul 2025608 AMAQI
19th Jul 2025579 AMAQI
19th Jul 20256210 AMAQI
19th Jul 20256111 AMAQI
19th Jul 20256312 PMAQI
19th Jul 2025661 PMAQI
19th Jul 2025592 PMAQI
19th Jul 2025643 PMAQI
19th Jul 2025634 PMAQI
19th Jul 2025615 PMAQI
19th Jul 2025596 PMAQI
19th Jul 2025657 PMAQI
19th Jul 2025618 PMAQI
19th Jul 2025669 PMAQI
19th Jul 20256210 PMAQI
19th Jul 20256011 PMAQI
20th Jul 20255912 AMAQI
20th Jul 2025641 AMAQI
20th Jul 2025642 AMAQI
20th Jul 2025633 AMAQI
20th Jul 2025634 AMAQI
28°C24/33°C
20th Jul 2025635 AMAQI
20th Jul 2025636 AMAQI
20th Jul 2025637 AMAQI
20th Jul 2025438 AMAQI
20th Jul 2025189 AMAQI
20th Jul 20252210 AMAQI
20th Jul 20252511 AMAQI
20th Jul 20254112 PMAQI
20th Jul 2025241 PMAQI
20th Jul 2025242 PMAQI
20th Jul 2025253 PMAQI
20th Jul 2025254 PMAQI
20th Jul 2025245 PMAQI
20th Jul 2025316 PMAQI
20th Jul 2025397 PMAQI
20th Jul 2025548 PMAQI
20th Jul 2025579 PMAQI
20th Jul 20255410 PMAQI
20th Jul 20255411 PMAQI
21st Jul 20255412 AMAQI
21st Jul 2025621 AMAQI
21st Jul 2025632 AMAQI
21st Jul 2025613 AMAQI
21st Jul 2025584 AMAQI
30°C26/35°C
21st Jul 2025585 AMAQI
21st Jul 2025586 AMAQI
21st Jul 2025587 AMAQI
21st Jul 2025308 AMAQI
21st Jul 2025219 AMAQI
21st Jul 20252210 AMAQI
21st Jul 20252911 AMAQI
21st Jul 20252312 PMAQI
21st Jul 2025241 PMAQI
21st Jul 2025242 PMAQI
21st Jul 2025223 PMAQI
21st Jul 2025224 PMAQI
21st Jul 2025225 PMAQI
21st Jul 2025246 PMAQI
21st Jul 2025397 PMAQI
21st Jul 2025528 PMAQI
21st Jul 2025569 PMAQI
21st Jul 20255310 PMAQI
21st Jul 20255111 PMAQI
22nd Jul 20255212 AMAQI
22nd Jul 2025591 AMAQI
22nd Jul 2025602 AMAQI
22nd Jul 2025583 AMAQI
22nd Jul 2025554 AMAQI
30°C26/34°C
22nd Jul 2025555 AMAQI
22nd Jul 2025556 AMAQI
22nd Jul 2025557 AMAQI
22nd Jul 2025288 AMAQI
22nd Jul 2025189 AMAQI
22nd Jul 20251910 AMAQI
22nd Jul 20251911 AMAQI
22nd Jul 20252312 PMAQI
22nd Jul 2025221 PMAQI
22nd Jul 2025212 PMAQI
22nd Jul 2025303 PMAQI
22nd Jul 2025214 PMAQI
22nd Jul 2025225 PMAQI
22nd Jul 2025226 PMAQI
22nd Jul 2025267 PMAQI
22nd Jul 2025428 PMAQI
22nd Jul 2025469 PMAQI
22nd Jul 20254610 PMAQI
22nd Jul 20254711 PMAQI
23rd Jul 20254812 AMAQI
23rd Jul 2025571 AMAQI
23rd Jul 2025572 AMAQI
23rd Jul 2025553 AMAQI
23rd Jul 2025534 AMAQI
29°C26/33°C
23rd Jul 2025535 AMAQI
23rd Jul 2025526 AMAQI
23rd Jul 2025527 AMAQI
23rd Jul 2025308 AMAQI
23rd Jul 2025279 AMAQI
23rd Jul 20253810 AMAQI
23rd Jul 20254211 AMAQI
23rd Jul 20253412 PMAQI
23rd Jul 2025361 PMAQI
23rd Jul 2025422 PMAQI
23rd Jul 2025343 PMAQI
23rd Jul 2025244 PMAQI
23rd Jul 2025235 PMAQI
23rd Jul 2025266 PMAQI
23rd Jul 2025317 PMAQI
23rd Jul 2025428 PMAQI
23rd Jul 2025489 PMAQI
23rd Jul 20255210 PMAQI
23rd Jul 20255111 PMAQI
24th Jul 20254912 AMAQI
24th Jul 2025471 AMAQI
24th Jul 2025512 AMAQI
24th Jul 2025533 AMAQI
24th Jul 2025524 AMAQI
29°C26/34°C
24th Jul 2025525 AMAQI
24th Jul 2025526 AMAQI
24th Jul 2025527 AMAQI
24th Jul 2025328 AMAQI
24th Jul 2025259 AMAQI
24th Jul 20252510 AMAQI
24th Jul 20252611 AMAQI
24th Jul 20252612 PMAQI
24th Jul 2025261 PMAQI
24th Jul 2025432 PMAQI
24th Jul 2025343 PMAQI
24th Jul 2025244 PMAQI
24th Jul 2025225 PMAQI
24th Jul 2025326 PMAQI
24th Jul 2025317 PMAQI
24th Jul 2025498 PMAQI
24th Jul 2025509 PMAQI
24th Jul 20254410 PMAQI
24th Jul 20254511 PMAQI
25th Jul 20254412 AMAQI
25th Jul 2025531 AMAQI
25th Jul 2025532 AMAQI
25th Jul 2025523 AMAQI
25th Jul 2025504 AMAQI
30°C25/35°C
25th Jul 2025495 AMAQI
25th Jul 2025496 AMAQI
25th Jul 2025507 AMAQI
25th Jul 2025358 AMAQI
25th Jul 2025489 AMAQI
25th Jul 20255310 AMAQI
25th Jul 20255911 AMAQI
25th Jul 20256112 PMAQI
25th Jul 2025591 PMAQI
25th Jul 2025572 PMAQI
25th Jul 2025543 PMAQI
25th Jul 2025534 PMAQI
25th Jul 2025515 PMAQI
25th Jul 2025566 PMAQI
25th Jul 2025547 PMAQI
25th Jul 2025598 PMAQI
25th Jul 2025579 PMAQI
25th Jul 20255910 PMAQI
25th Jul 20255611 PMAQI
26th Jul 20255112 AMAQI
26th Jul 2025521 AMAQI
26th Jul 2025522 AMAQI
26th Jul 2025523 AMAQI
26th Jul 2025524 AMAQI
30°C25/35°C
26th Jul 2025535 AMAQI
26th Jul 2025526 AMAQI
26th Jul 2025527 AMAQI
26th Jul 2025508 AMAQI
26th Jul 2025389 AMAQI
26th Jul 20254910 AMAQI
26th Jul 20252811 AMAQI
26th Jul 20252812 PMAQI
26th Jul 2025261 PMAQI
26th Jul 2025332 PMAQI
26th Jul 2025203 PMAQI
26th Jul 2025404 PMAQI
26th Jul 2025325 PMAQI
26th Jul 2025306 PMAQI
26th Jul 2025387 PMAQI
26th Jul 2025408 PMAQI
26th Jul 2025429 PMAQI
26th Jul 20254210 PMAQI
26th Jul 20254811 PMAQI
27th Jul 20254212 AMAQI
27th Jul 2025531 AMAQI
27th Jul 2025532 AMAQI
27th Jul 2025533 AMAQI
27th Jul 2025524 AMAQI
29°C25/33°C
27th Jul 2025525 AMAQI
27th Jul 2025516 AMAQI
27th Jul 2025517 AMAQI
27th Jul 2025408 AMAQI
27th Jul 2025389 AMAQI
27th Jul 20254810 AMAQI
27th Jul 20254911 AMAQI
27th Jul 20254612 PMAQI
27th Jul 2025521 PMAQI
27th Jul 2025402 PMAQI
27th Jul 2025523 PMAQI
27th Jul 2025544 PMAQI
27th Jul 2025525 PMAQI
27th Jul 2025246 PMAQI
27th Jul 2025297 PMAQI
27th Jul 2025458 PMAQI
27th Jul 2025509 PMAQI
27th Jul 20255210 PMAQI
27th Jul 20254511 PMAQI
28th Jul 20255012 AMAQI
28th Jul 2025521 AMAQI
28th Jul 2025522 AMAQI
28th Jul 2025523 AMAQI
28th Jul 2025524 AMAQI
29°C25/33°C
28th Jul 2025525 AMAQI
28th Jul 2025526 AMAQI
28th Jul 2025527 AMAQI
28th Jul 2025338 AMAQI
28th Jul 2025279 AMAQI
28th Jul 20252710 AMAQI
28th Jul 20252711 AMAQI
28th Jul 20253612 PMAQI
28th Jul 2025441 PMAQI
28th Jul 2025342 PMAQI
28th Jul 2025213 PMAQI
28th Jul 2025204 PMAQI
28th Jul 2025215 PMAQI
28th Jul 2025196 PMAQI
28th Jul 2025257 PMAQI
28th Jul 2025388 PMAQI
28th Jul 2025399 PMAQI
28th Jul 20253910 PMAQI
28th Jul 20254111 PMAQI
29th Jul 20254112 AMAQI
29th Jul 2025531 AMAQI
29th Jul 2025532 AMAQI
29th Jul 2025523 AMAQI
29th Jul 2025504 AMAQI
28°C25/33°C
29th Jul 2025505 AMAQI
29th Jul 2025496 AMAQI
29th Jul 2025497 AMAQI
29th Jul 2025508 AMAQI
29th Jul 2025489 AMAQI
29th Jul 20254110 AMAQI
29th Jul 20255211 AMAQI
29th Jul 20255212 PMAQI
29th Jul 2025521 PMAQI
29th Jul 2025502 PMAQI
29th Jul 2025463 PMAQI
29th Jul 2025524 PMAQI
29th Jul 2025505 PMAQI
29th Jul 2025486 PMAQI
29th Jul 2025487 PMAQI
29th Jul 2025468 PMAQI
29th Jul 2025529 PMAQI
29th Jul 20255410 PMAQI
29th Jul 20254511 PMAQI
30th Jul 20255512 AMAQI
30th Jul 2025521 AMAQI
30th Jul 2025522 AMAQI
30th Jul 2025523 AMAQI
30th Jul 2025524 AMAQI
29°C25/34°C
30th Jul 2025525 AMAQI
30th Jul 2025526 AMAQI
30th Jul 2025517 AMAQI
30th Jul 2025428 AMAQI
30th Jul 2025369 AMAQI
30th Jul 20253010 AMAQI
30th Jul 20253211 AMAQI
30th Jul 20252312 PMAQI
30th Jul 2025221 PMAQI
30th Jul 2025222 PMAQI
30th Jul 2025243 PMAQI
30th Jul 2025424 PMAQI
30th Jul 2025235 PMAQI
30th Jul 2025206 PMAQI
30th Jul 2025327 PMAQI
30th Jul 2025428 PMAQI
30th Jul 2025389 PMAQI
30th Jul 20253810 PMAQI
30th Jul 20253711 PMAQI
31st Jul 20253712 AMAQI
31st Jul 2025521 AMAQI
31st Jul 2025522 AMAQI
31st Jul 2025523 AMAQI
31st Jul 2025524 AMAQI
27°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 20255210 AMAQI
31st Jul 20255411 AMAQI
31st Jul 20255212 PMAQI
31st Jul 2025571 PMAQI
31st Jul 2025512 PMAQI
31st Jul 2025583 PMAQI
31st Jul 2025624 PMAQI
31st Jul 2025355 PMAQI
31st Jul 2025386 PMAQI
31st Jul 2025367 PMAQI
31st Jul 2025538 PMAQI
31st Jul 2025519 PMAQI
31st Jul 20255410 PMAQI
31st Jul 20255511 PMAQI
1st Aug 20255612 AMAQI
1st Aug 2025551 AMAQI
1st Aug 2025542 AMAQI
1st Aug 2025533 AMAQI
1st Aug 2025534 AMAQI
24°C22/27°C
1st Aug 2025525 AMAQI
1st Aug 2025536 AMAQI
1st Aug 2025537 AMAQI
1st Aug 2025628 AMAQI
1st Aug 2025609 AMAQI
1st Aug 20255610 AMAQI
1st Aug 20255911 AMAQI
1st Aug 20256012 PMAQI
1st Aug 2025511 PMAQI
1st Aug 2025482 PMAQI
1st Aug 2025403 PMAQI
1st Aug 2025404 PMAQI
1st Aug 2025345 PMAQI
1st Aug 2025456 PMAQI
1st Aug 2025457 PMAQI
1st Aug 2025488 PMAQI
1st Aug 2025489 PMAQI
1st Aug 20254810 PMAQI
1st Aug 20254911 PMAQI
2nd Aug 20254812 AMAQI
2nd Aug 2025541 AMAQI
2nd Aug 2025542 AMAQI
2nd Aug 2025543 AMAQI
2nd Aug 2025544 AMAQI
25°C24/27°C
2nd Aug 2025555 AMAQI
2nd Aug 2025556 AMAQI
2nd Aug 2025547 AMAQI
2nd Aug 2025468 AMAQI
2nd Aug 2025439 AMAQI
2nd Aug 20254810 AMAQI
2nd Aug 20253811 AMAQI
2nd Aug 20254112 PMAQI
2nd Aug 2025481 PMAQI
2nd Aug 2025452 PMAQI
2nd Aug 2025443 PMAQI
2nd Aug 2025494 PMAQI
2nd Aug 2025465 PMAQI
2nd Aug 2025446 PMAQI
2nd Aug 2025487 PMAQI
2nd Aug 2025518 PMAQI
2nd Aug 2025549 PMAQI
2nd Aug 20255410 PMAQI
2nd Aug 20255311 PMAQI
3rd Aug 20255312 AMAQI
3rd Aug 2025541 AMAQI
3rd Aug 2025542 AMAQI
3rd Aug 2025543 AMAQI
3rd Aug 2025534 AMAQI
28°C24/32°C
3rd Aug 2025525 AMAQI
3rd Aug 2025536 AMAQI
3rd Aug 2025537 AMAQI
3rd Aug 2025548 AMAQI
3rd Aug 2025609 AMAQI
3rd Aug 20256410 AMAQI
3rd Aug 20256011 AMAQI
3rd Aug 20255912 PMAQI
3rd Aug 2025541 PMAQI
3rd Aug 2025532 PMAQI
3rd Aug 2025563 PMAQI
3rd Aug 2025524 PMAQI
3rd Aug 2025595 PMAQI
3rd Aug 2025586 PMAQI
3rd Aug 2025587 PMAQI
3rd Aug 2025588 PMAQI
3rd Aug 2025589 PMAQI
3rd Aug 20255910 PMAQI
3rd Aug 20255611 PMAQI
4th Aug 20255712 AMAQI
4th Aug 2025541 AMAQI
4th Aug 2025542 AMAQI
4th Aug 2025543 AMAQI
4th Aug 2025554 AMAQI
30°C26/34°C
4th Aug 2025545 AMAQI
4th Aug 2025556 AMAQI
4th Aug 2025547 AMAQI
4th Aug 2025688 AMAQI
4th Aug 2025679 AMAQI
4th Aug 20257010 AMAQI
4th Aug 20256411 AMAQI
4th Aug 20256912 PMAQI
4th Aug 2025581 PMAQI
4th Aug 2025582 PMAQI
4th Aug 2025583 PMAQI
4th Aug 2025574 PMAQI
4th Aug 2025585 PMAQI
4th Aug 2025606 PMAQI
4th Aug 2025627 PMAQI
4th Aug 2025628 PMAQI
4th Aug 2025619 PMAQI
4th Aug 20256210 PMAQI
4th Aug 20256011 PMAQI
5th Aug 20255712 AMAQI
5th Aug 2025551 AMAQI
5th Aug 2025552 AMAQI
5th Aug 2025573 AMAQI
5th Aug 2025574 AMAQI
31°C27/35°C
5th Aug 2025585 AMAQI
5th Aug 2025586 AMAQI
5th Aug 2025577 AMAQI
5th Aug 2025738 AMAQI
5th Aug 2025829 AMAQI
5th Aug 20258210 AMAQI
5th Aug 20258111 AMAQI
5th Aug 20257512 PMAQI
5th Aug 2025721 PMAQI
5th Aug 2025692 PMAQI
5th Aug 2025683 PMAQI
5th Aug 2025654 PMAQI
5th Aug 2025685 PMAQI
5th Aug 2025646 PMAQI
5th Aug 2025637 PMAQI
5th Aug 2025648 PMAQI
5th Aug 2025649 PMAQI
5th Aug 20256510 PMAQI
5th Aug 20256611 PMAQI
6th Aug 20256212 AMAQI
6th Aug 2025571 AMAQI
6th Aug 2025572 AMAQI
6th Aug 2025593 AMAQI
6th Aug 2025604 AMAQI
31°C27/35°C
6th Aug 2025615 AMAQI
6th Aug 2025616 AMAQI
6th Aug 2025617 AMAQI
6th Aug 2025608 AMAQI
6th Aug 2025629 AMAQI
6th Aug 20255810 AMAQI
6th Aug 20256211 AMAQI
6th Aug 20255612 PMAQI
6th Aug 2025581 PMAQI
6th Aug 2025552 PMAQI
6th Aug 2025623 PMAQI
6th Aug 2025504 PMAQI
6th Aug 2025505 PMAQI
6th Aug 2025426 PMAQI
6th Aug 2025487 PMAQI
6th Aug 2025538 PMAQI
6th Aug 2025569 PMAQI
6th Aug 20255610 PMAQI
6th Aug 20255611 PMAQI
7th Aug 20255812 AMAQI
7th Aug 2025601 AMAQI
7th Aug 2025602 AMAQI
7th Aug 2025603 AMAQI
7th Aug 2025624 AMAQI
31°C28/36°C
7th Aug 2025625 AMAQI
7th Aug 2025596 AMAQI
7th Aug 2025627 AMAQI
7th Aug 2025488 AMAQI
7th Aug 2025409 AMAQI
7th Aug 20254810 AMAQI
7th Aug 20255311 AMAQI
7th Aug 20255212 PMAQI
7th Aug 2025481 PMAQI
7th Aug 2025442 PMAQI
7th Aug 2025393 PMAQI
7th Aug 2025334 PMAQI
7th Aug 2025465 PMAQI
7th Aug 2025466 PMAQI
7th Aug 2025427 PMAQI
7th Aug 2025548 PMAQI
7th Aug 2025529 PMAQI
7th Aug 20255210 PMAQI
7th Aug 20255411 PMAQI
8th Aug 20255212 AMAQI
8th Aug 2025601 AMAQI
8th Aug 2025602 AMAQI
8th Aug 2025593 AMAQI
8th Aug 2025584 AMAQI
30°C27/34°C
8th Aug 2025585 AMAQI
5 AM8th Aug 2025586 AMAQI
8th Aug 2025597 AMAQI
8th Aug 2025528 AMAQI
8th Aug 2025449 AMAQI
8th Aug 20254910 AMAQI
8th Aug 20255011 AMAQI
8th Aug 20255012 PMAQI
12 PM8th Aug 2025401 PMAQI
8th Aug 2025302 PMAQI
8th Aug 2025453 PMAQI
8th Aug 2025444 PMAQI
8th Aug 2025545 PMAQI
7 PM
12 AM
4 AM
--°C/°C
Day time
Avg. Highest Time
5 AM - 7 AM
58AQI
3 hours / Day
90 hours / Month
Avg. Lowest Time
2 PM - 6 PM
47AQI
5 hours / Day
150 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 5 AM to 7 AM (Avg. 58), while the lowest AQI was between 2 PM to 6 PM (Avg. 47).
Night time
Avg. Highest Time
1 AM - 4 AM
58AQI
4 hours / Day
120 hours / Month
Avg. Lowest Time
8 PM - 11 PM
55AQI
4 hours / Day
120 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 1 AM to 4 AM (Avg. 58), while the lowest AQI was between 8 PM to 11 PM (Avg. 55).
2025 Days Vs Air Quality
Yaohai District, Hefei, Anhui, China
2025
11%
25
48%
106
35%
76
5%
11
0.4%
1
Total number of days with different AQI categories in last 220 days in 2025 (145 days remaining)
Good
25 DaysModerate
106 DaysPoor
76 DaysUnhealthy
11 DaysSevere
0 DaysHazardous
1 DaysUnder WHO’s Safe Air Quality Limits: 11%
Health Risk Level:
Extreme
In 2025, 11% of 220 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
Yaohai District, Hefei, Anhui, 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
144AQI
144AQI
2nd January 2025
179AQI
179AQI
3rd January 2025
173AQI
173AQI
4th January 2025
174AQI
174AQI
5th January 2025
124AQI
124AQI
6th January 2025
133AQI
133AQI
7th January 2025
98AQI
98AQI
8th January 2025
126AQI
126AQI
9th January 2025
76AQI
76AQI
10th January 2025
101AQI
101AQI
11th January 2025
104AQI
104AQI
12th January 2025
114AQI
114AQI
13th January 2025
138AQI
138AQI
14th January 2025
149AQI
149AQI
15th January 2025
92AQI
92AQI
16th January 2025
119AQI
119AQI
17th January 2025
120AQI
120AQI
18th January 2025
138AQI
138AQI
19th January 2025
155AQI
155AQI
20th January 2025
166AQI
166AQI
21st January 2025
166AQI
166AQI
22nd January 2025
187AQI
187AQI
23rd January 2025
164AQI
164AQI
24th January 2025
128AQI
128AQI
25th January 2025
89AQI
89AQI
26th January 2025
126AQI
126AQI
27th January 2025
63AQI
63AQI
28th January 2025
100AQI
100AQI
29th January 2025
132AQI
132AQI
30th January 2025
117AQI
117AQI
31st January 2025
157AQI
157AQI
1st February 2025
111AQI
111AQI
2nd February 2025
123AQI
123AQI
3rd February 2025
150AQI
150AQI
4th February 2025
104AQI
104AQI
5th February 2025
108AQI
108AQI
6th February 2025
82AQI
82AQI
7th February 2025
89AQI
89AQI
8th February 2025
61AQI
61AQI
9th February 2025
77AQI
77AQI
10th February 2025
89AQI
89AQI
11th February 2025
114AQI
114AQI
12th February 2025
144AQI
144AQI
13th February 2025
99AQI
99AQI
14th February 2025
157AQI
157AQI
15th February 2025
99AQI
99AQI
16th February 2025
127AQI
127AQI
17th February 2025
101AQI
101AQI
18th February 2025
108AQI
108AQI
19th February 2025
121AQI
121AQI
20th February 2025
118AQI
118AQI
21st February 2025
106AQI
106AQI
22nd February 2025
128AQI
128AQI
23rd February 2025
144AQI
144AQI
24th February 2025
114AQI
114AQI
25th February 2025
145AQI
145AQI
26th February 2025
150AQI
150AQI
27th February 2025
126AQI
126AQI
28th February 2025
121AQI
121AQI
1st March 2025
103AQI
103AQI
2nd March 2025
84AQI
84AQI
3rd March 2025
71AQI
71AQI
4th March 2025
120AQI
120AQI
5th March 2025
124AQI
124AQI
6th March 2025
114AQI
114AQI
7th March 2025
127AQI
127AQI
8th March 2025
138AQI
138AQI
9th March 2025
147AQI
147AQI
10th March 2025
142AQI
142AQI
11th March 2025
122AQI
122AQI
12th March 2025
165AQI
165AQI
13th March 2025
117AQI
117AQI
14th March 2025
94AQI
94AQI
15th March 2025
91AQI
91AQI
16th March 2025
79AQI
79AQI
17th March 2025
69AQI
69AQI
18th March 2025
74AQI
74AQI
19th March 2025
75AQI
75AQI
20th March 2025
72AQI
72AQI
21st March 2025
72AQI
72AQI
22nd March 2025
81AQI
81AQI
23rd March 2025
85AQI
85AQI
24th March 2025
111AQI
111AQI
25th March 2025
95AQI
95AQI
26th March 2025
123AQI
123AQI
27th March 2025
117AQI
117AQI
28th March 2025
100AQI
100AQI
29th March 2025
124AQI
124AQI
30th March 2025
118AQI
118AQI
31st March 2025
96AQI
96AQI
1st April 2025
103AQI
103AQI
2nd April 2025
108AQI
108AQI
3rd April 2025
90AQI
90AQI
4th April 2025
120AQI
120AQI
5th April 2025
115AQI
115AQI
6th April 2025
105AQI
105AQI
7th April 2025
106AQI
106AQI
8th April 2025
103AQI
103AQI
9th April 2025
108AQI
108AQI
10th April 2025
107AQI
107AQI
11th April 2025
99AQI
99AQI
12th April 2025
350AQI
350AQI
13th April 2025
94AQI
94AQI
14th April 2025
99AQI
99AQI
15th April 2025
76AQI
76AQI
16th April 2025
90AQI
90AQI
17th April 2025
96AQI
96AQI
18th April 2025
104AQI
104AQI
19th April 2025
117AQI
117AQI
20th April 2025
95AQI
95AQI
21st April 2025
100AQI
100AQI
22nd April 2025
116AQI
116AQI
23rd April 2025
104AQI
104AQI
24th April 2025
100AQI
100AQI
25th April 2025
80AQI
80AQI
26th April 2025
74AQI
74AQI
27th April 2025
75AQI
75AQI
28th April 2025
110AQI
110AQI
29th April 2025
83AQI
83AQI
30th April 2025
85AQI
85AQI
1st May 2025
77AQI
77AQI
2nd May 2025
80AQI
80AQI
3rd May 2025
82AQI
82AQI
4th May 2025
75AQI
75AQI
5th May 2025
85AQI
85AQI
6th May 2025
113AQI
113AQI
7th May 2025
124AQI
124AQI
8th May 2025
90AQI
90AQI
9th May 2025
77AQI
77AQI
10th May 2025
58AQI
58AQI
11th May 2025
74AQI
74AQI
12th May 2025
78AQI
78AQI
13th May 2025
81AQI
81AQI
14th May 2025
87AQI
87AQI
15th May 2025
114AQI
114AQI
16th May 2025
78AQI
78AQI
17th May 2025
127AQI
127AQI
18th May 2025
96AQI
96AQI
19th May 2025
108AQI
108AQI
20th May 2025
87AQI
87AQI
21st May 2025
75AQI
75AQI
22nd May 2025
84AQI
84AQI
23rd May 2025
110AQI
110AQI
24th May 2025
112AQI
112AQI
25th May 2025
105AQI
105AQI
26th May 2025
116AQI
116AQI
27th May 2025
120AQI
120AQI
28th May 2025
109AQI
109AQI
29th May 2025
96AQI
96AQI
30th May 2025
88AQI
88AQI
31st May 2025
97AQI
97AQI
1st June 2025
59AQI
59AQI
2nd June 2025
59AQI
59AQI
3rd June 2025
74AQI
74AQI
4th June 2025
93AQI
93AQI
5th June 2025
76AQI
76AQI
6th June 2025
77AQI
77AQI
7th June 2025
53AQI
53AQI
8th June 2025
60AQI
60AQI
9th June 2025
68AQI
68AQI
10th June 2025
71AQI
71AQI
11th June 2025
83AQI
83AQI
12th June 2025
83AQI
83AQI
13th June 2025
86AQI
86AQI
14th June 2025
75AQI
75AQI
15th June 2025
53AQI
53AQI
16th June 2025
62AQI
62AQI
17th June 2025
62AQI
62AQI
18th June 2025
53AQI
53AQI
19th June 2025
48AQI
48AQI
20th June 2025
50AQI
50AQI
21st June 2025
44AQI
44AQI
22nd June 2025
38AQI
38AQI
23rd June 2025
48AQI
48AQI
24th June 2025
54AQI
54AQI
25th June 2025
55AQI
55AQI
26th June 2025
57AQI
57AQI
27th June 2025
47AQI
47AQI
28th June 2025
46AQI
46AQI
29th June 2025
43AQI
43AQI
30th June 2025
50AQI
50AQI
1st July 2025
45AQI
45AQI
2nd July 2025
50AQI
50AQI
3rd July 2025
57AQI
57AQI
4th July 2025
56AQI
56AQI
5th July 2025
59AQI
59AQI
6th July 2025
65AQI
65AQI
7th July 2025
67AQI
67AQI
8th July 2025
48AQI
48AQI
9th July 2025
49AQI
49AQI
10th July 2025
69AQI
69AQI
11th July 2025
67AQI
67AQI
12th July 2025
63AQI
63AQI
13th July 2025
60AQI
60AQI
14th July 2025
65AQI
65AQI
15th July 2025
67AQI
67AQI
16th July 2025
68AQI
68AQI
17th July 2025
59AQI
59AQI
18th July 2025
60AQI
60AQI
19th July 2025
62AQI
62AQI
20th July 2025
46AQI
46AQI
21st July 2025
43AQI
43AQI
22nd July 2025
39AQI
39AQI
23rd July 2025
43AQI
43AQI
24th July 2025
41AQI
41AQI
25th July 2025
53AQI
53AQI
26th July 2025
42AQI
42AQI
27th July 2025
47AQI
47AQI
28th July 2025
39AQI
39AQI
29th July 2025
49AQI
49AQI
30th July 2025
39AQI
39AQI
31st July 2025
50AQI
50AQI
1st August 2025
51AQI
51AQI
2nd August 2025
50AQI
50AQI
3rd August 2025
56AQI
56AQI
4th August 2025
59AQI
59AQI
5th August 2025
65AQI
65AQI
6th August 2025
56AQI
56AQI
7th August 2025
55AQI
55AQI
131AQI
115AQI
105AQI
107AQI
94AQI
61AQI
54AQI
56AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202594AQI
6
16
9
7
20
1
15
15
1
15
14
1
20
11
9
21
15
16
1
6
25
106
76
11
1
Highest AQI recorded in
January131AQI
Lowest AQI recorded in
July54AQI
202491AQI
7
8
14
2
1
10
13
4
1
8
18
5
17
13
22
9
6
23
1
19
12
5
26
10
20
8
13
8
2
3
18
8
1
2
24
5
52
178
102
31
3
Highest AQI recorded in
January140AQI
Lowest AQI recorded in
July48AQI
202398AQI
7
14
10
1
9
10
8
1
6
18
6
17
12
1
1
20
8
2
5
24
1
16
15
2
28
1
8
18
4
4
9
15
3
11
12
3
10
12
6
2
1
38
174
107
38
3
1
Highest AQI recorded in
December133AQI
Lowest AQI recorded in
July52AQI
202296AQI
1
5
11
14
8
10
3
4
12
14
1
20
10
19
12
6
22
2
9
15
1
3
21
4
4
20
7
1
7
20
2
7
14
9
1
28
157
104
29
1
Highest AQI recorded in
January136AQI
Lowest AQI recorded in
August56AQI
202195AQI
3
18
9
1
1
13
11
3
13
16
2
1
18
9
2
2
18
11
2
20
8
14
17
5
22
4
4
25
1
6
14
10
1
1
16
9
4
1
6
16
8
37
185
113
29
1
Highest AQI recorded in
January136AQI
Lowest AQI recorded in
July56AQI
202092AQI
2
8
3
15
6
12
6
5
22
3
5
19
7
5
24
2
25
5
2
16
13
15
14
1
4
11
16
19
160
70
17
Highest AQI recorded in
December142AQI
Lowest AQI recorded in
August66AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2023(Avg.)
98AQILeast Polluted Year Recorded
2024(Avg.)
91AQIYaohai District's annual 2025 AQI (94) shows an average percentage change of -1.03% (improved AQI) compared to previous years: 2020 (92), 2021 (95), 2022 (96), 2023 (98), 2024 (91).
