Wendeng Development Zone Substation, Weihai, 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
Wendeng Development Zone Substation, Weihai, Shandong, China
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
31st Aug 2022
103AQILowest AQI recorded on
1st Aug 2022
21AQISame Day Analysis (5th August ):
On this day, AQI across the 4 years varied significantly: 2025 ranks 1st highest AQI at 48 of Good air quality on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 6th Aug - 7th Aug 2025
Wendeng Development Zone Substation, Weihai, Shandong, China
AQI
Day
Night
.
4 AM6th Aug 2025
7 PM
3 AM7th Aug 2025
Day time
Avg. Highest Time
12AMNaNth undefined
AQI
Avg. Lowest Time
12AMNaNth undefined
AQI
Night time
Avg. Highest Time
1AM7th Aug
53AQI
Avg. Lowest Time
8AM6th Aug
24AQI
In the last 24 hours,
Wendeng Development Zone Substation's AQI reached its highest point of 53 at 1 AM during the Night, while the lowest point, 24, was recorded at 8 AM during the Night between 6th Aug and 7th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Wendeng Development Zone Substation, Weihai, Shandong, China
JulAug
08th - 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 - 05th05th - 06th06th - 07th07th
Day
Night
8th Jul 2025584 AMAQI
8th Jul 2025585 AMAQI
8th Jul 2025586 AMAQI
8th Jul 2025587 AMAQI
8th Jul 2025348 AMAQI
8th Jul 2025299 AMAQI
8th Jul 20252510 AMAQI
8th Jul 20252811 AMAQI
8th Jul 20253312 PMAQI
8th Jul 2025301 PMAQI
8th Jul 2025302 PMAQI
8th Jul 2025283 PMAQI
8th Jul 2025284 PMAQI
8th Jul 2025295 PMAQI
8th Jul 2025306 PMAQI
8th Jul 2025387 PMAQI
8th Jul 2025508 PMAQI
8th Jul 2025509 PMAQI
8th Jul 20254810 PMAQI
8th Jul 20255011 PMAQI
9th Jul 20255212 AMAQI
9th Jul 2025561 AMAQI
9th Jul 2025582 AMAQI
9th Jul 2025563 AMAQI
27°C23/32°C
9th Jul 2025554 AMAQI
9th Jul 2025545 AMAQI
9th Jul 2025556 AMAQI
9th Jul 2025547 AMAQI
9th Jul 2025658 AMAQI
9th Jul 2025749 AMAQI
9th Jul 20257210 AMAQI
9th Jul 20255811 AMAQI
9th Jul 20256012 PMAQI
9th Jul 2025601 PMAQI
9th Jul 2025602 PMAQI
9th Jul 2025603 PMAQI
9th Jul 2025624 PMAQI
9th Jul 2025545 PMAQI
9th Jul 2025626 PMAQI
9th Jul 2025607 PMAQI
9th Jul 2025598 PMAQI
9th Jul 2025629 PMAQI
9th Jul 20256110 PMAQI
9th Jul 20255911 PMAQI
10th Jul 20256112 AMAQI
10th Jul 2025561 AMAQI
10th Jul 2025562 AMAQI
10th Jul 2025563 AMAQI
29°C24/34°C
10th Jul 2025584 AMAQI
10th Jul 2025585 AMAQI
10th Jul 2025586 AMAQI
10th Jul 2025577 AMAQI
10th Jul 2025828 AMAQI
10th Jul 2025839 AMAQI
10th Jul 20257510 AMAQI
10th Jul 20256811 AMAQI
10th Jul 20256312 PMAQI
10th Jul 2025621 PMAQI
10th Jul 2025632 PMAQI
10th Jul 2025623 PMAQI
10th Jul 2025604 PMAQI
10th Jul 2025615 PMAQI
10th Jul 2025626 PMAQI
10th Jul 2025647 PMAQI
10th Jul 2025608 PMAQI
10th Jul 2025589 PMAQI
10th Jul 20255810 PMAQI
10th Jul 20255711 PMAQI
11th Jul 20255912 AMAQI
11th Jul 2025581 AMAQI
11th Jul 2025592 AMAQI
11th Jul 2025603 AMAQI
28°C24/34°C
11th Jul 2025614 AMAQI
11th Jul 2025615 AMAQI
11th Jul 2025616 AMAQI
11th Jul 2025617 AMAQI
11th Jul 2025698 AMAQI
11th Jul 2025529 AMAQI
11th Jul 20254810 AMAQI
11th Jul 20255211 AMAQI
11th Jul 20255112 PMAQI
11th Jul 2025521 PMAQI
11th Jul 2025462 PMAQI
11th Jul 2025483 PMAQI
11th Jul 2025474 PMAQI
11th Jul 2025435 PMAQI
11th Jul 2025496 PMAQI
11th Jul 2025547 PMAQI
11th Jul 2025588 PMAQI
11th Jul 2025589 PMAQI
11th Jul 20255610 PMAQI
11th Jul 20255611 PMAQI
12th Jul 20255712 AMAQI
12th Jul 2025591 AMAQI
12th Jul 2025602 AMAQI
12th Jul 2025603 AMAQI
27°C23/33°C
12th Jul 2025604 AMAQI
12th Jul 2025605 AMAQI
12th Jul 2025606 AMAQI
12th Jul 2025607 AMAQI
12th Jul 2025618 AMAQI
12th Jul 2025609 AMAQI
12th Jul 20254710 AMAQI
12th Jul 20255411 AMAQI
12th Jul 20255712 PMAQI
12th Jul 2025461 PMAQI
12th Jul 2025432 PMAQI
12th Jul 2025423 PMAQI
12th Jul 2025424 PMAQI
12th Jul 2025505 PMAQI
12th Jul 2025486 PMAQI
12th Jul 2025507 PMAQI
12th Jul 2025568 PMAQI
12th Jul 2025589 PMAQI
12th Jul 20255710 PMAQI
12th Jul 20255811 PMAQI
13th Jul 20255712 AMAQI
13th Jul 2025601 AMAQI
13th Jul 2025602 AMAQI
13th Jul 2025593 AMAQI
27°C22/33°C
13th Jul 2025584 AMAQI
13th Jul 2025585 AMAQI
13th Jul 2025586 AMAQI
13th Jul 2025587 AMAQI
13th Jul 2025568 AMAQI
13th Jul 2025579 AMAQI
13th Jul 20255410 AMAQI
13th Jul 20256111 AMAQI
13th Jul 20256212 PMAQI
13th Jul 2025401 PMAQI
13th Jul 2025462 PMAQI
13th Jul 2025523 PMAQI
13th Jul 2025544 PMAQI
13th Jul 2025605 PMAQI
13th Jul 2025596 PMAQI
13th Jul 2025607 PMAQI
13th Jul 2025608 PMAQI
13th Jul 2025599 PMAQI
13th Jul 20255610 PMAQI
13th Jul 20255411 PMAQI
14th Jul 20255612 AMAQI
14th Jul 2025581 AMAQI
14th Jul 2025602 AMAQI
14th Jul 2025593 AMAQI
27°C23/33°C
14th Jul 2025584 AMAQI
14th Jul 2025585 AMAQI
14th Jul 2025596 AMAQI
14th Jul 2025587 AMAQI
14th Jul 2025408 AMAQI
14th Jul 2025269 AMAQI
14th Jul 20252910 AMAQI
14th Jul 20252811 AMAQI
14th Jul 20253812 PMAQI
14th Jul 2025371 PMAQI
14th Jul 2025362 PMAQI
14th Jul 2025403 PMAQI
14th Jul 2025384 PMAQI
14th Jul 2025355 PMAQI
14th Jul 2025356 PMAQI
14th Jul 2025487 PMAQI
14th Jul 2025548 PMAQI
14th Jul 2025549 PMAQI
14th Jul 20255410 PMAQI
14th Jul 20255411 PMAQI
15th Jul 20255412 AMAQI
15th Jul 2025571 AMAQI
15th Jul 2025592 AMAQI
15th Jul 2025583 AMAQI
26°C22/30°C
15th Jul 2025564 AMAQI
15th Jul 2025575 AMAQI
15th Jul 2025566 AMAQI
15th Jul 2025567 AMAQI
15th Jul 2025358 AMAQI
15th Jul 2025319 AMAQI
15th Jul 20253110 AMAQI
15th Jul 20253511 AMAQI
15th Jul 20253812 PMAQI
15th Jul 2025381 PMAQI
15th Jul 2025352 PMAQI
15th Jul 2025383 PMAQI
15th Jul 2025334 PMAQI
15th Jul 2025385 PMAQI
15th Jul 2025366 PMAQI
15th Jul 2025447 PMAQI
15th Jul 2025528 PMAQI
15th Jul 2025539 PMAQI
15th Jul 20255410 PMAQI
15th Jul 20255311 PMAQI
16th Jul 20255412 AMAQI
16th Jul 2025571 AMAQI
16th Jul 2025582 AMAQI
16th Jul 2025573 AMAQI
25°C21/31°C
16th Jul 2025554 AMAQI
16th Jul 2025555 AMAQI
16th Jul 2025556 AMAQI
16th Jul 2025557 AMAQI
16th Jul 2025388 AMAQI
16th Jul 2025409 AMAQI
16th Jul 20254210 AMAQI
16th Jul 20254211 AMAQI
16th Jul 20255012 PMAQI
16th Jul 2025541 PMAQI
16th Jul 2025542 PMAQI
16th Jul 2025483 PMAQI
16th Jul 2025524 PMAQI
16th Jul 2025525 PMAQI
16th Jul 2025516 PMAQI
16th Jul 2025507 PMAQI
16th Jul 2025538 PMAQI
16th Jul 2025549 PMAQI
16th Jul 20255410 PMAQI
16th Jul 20255311 PMAQI
17th Jul 20255212 AMAQI
17th Jul 2025561 AMAQI
17th Jul 2025562 AMAQI
17th Jul 2025553 AMAQI
23°C21/27°C
17th Jul 2025544 AMAQI
17th Jul 2025545 AMAQI
17th Jul 2025556 AMAQI
17th Jul 2025557 AMAQI
17th Jul 2025518 AMAQI
17th Jul 2025489 AMAQI
17th Jul 20253910 AMAQI
17th Jul 20253911 AMAQI
17th Jul 20253812 PMAQI
17th Jul 2025401 PMAQI
17th Jul 2025342 PMAQI
17th Jul 2025263 PMAQI
17th Jul 2025304 PMAQI
17th Jul 2025305 PMAQI
17th Jul 2025426 PMAQI
17th Jul 2025487 PMAQI
17th Jul 2025528 PMAQI
17th Jul 2025559 PMAQI
17th Jul 20255510 PMAQI
17th Jul 20255411 PMAQI
18th Jul 20255412 AMAQI
18th Jul 2025551 AMAQI
18th Jul 2025552 AMAQI
18th Jul 2025543 AMAQI
24°C20/30°C
18th Jul 2025544 AMAQI
18th Jul 2025545 AMAQI
18th Jul 2025546 AMAQI
18th Jul 2025537 AMAQI
18th Jul 2025548 AMAQI
18th Jul 2025529 AMAQI
18th Jul 20255010 AMAQI
18th Jul 20254711 AMAQI
18th Jul 20253612 PMAQI
18th Jul 2025351 PMAQI
18th Jul 2025462 PMAQI
18th Jul 2025423 PMAQI
18th Jul 2025404 PMAQI
18th Jul 2025435 PMAQI
18th Jul 2025386 PMAQI
18th Jul 2025427 PMAQI
18th Jul 2025528 PMAQI
18th Jul 2025539 PMAQI
18th Jul 20255310 PMAQI
18th Jul 20255511 PMAQI
19th Jul 20255612 AMAQI
19th Jul 2025551 AMAQI
19th Jul 2025552 AMAQI
19th Jul 2025543 AMAQI
25°C21/30°C
19th Jul 2025544 AMAQI
19th Jul 2025535 AMAQI
19th Jul 2025546 AMAQI
19th Jul 2025547 AMAQI
19th Jul 2025568 AMAQI
19th Jul 2025549 AMAQI
19th Jul 20255110 AMAQI
19th Jul 20254911 AMAQI
19th Jul 20254612 PMAQI
19th Jul 2025401 PMAQI
19th Jul 2025422 PMAQI
19th Jul 2025463 PMAQI
19th Jul 2025374 PMAQI
19th Jul 2025305 PMAQI
19th Jul 2025326 PMAQI
19th Jul 2025397 PMAQI
19th Jul 2025488 PMAQI
19th Jul 2025509 PMAQI
19th Jul 20255010 PMAQI
19th Jul 20255211 PMAQI
20th Jul 20255112 AMAQI
20th Jul 2025551 AMAQI
20th Jul 2025552 AMAQI
20th Jul 2025553 AMAQI
26°C21/31°C
20th Jul 2025544 AMAQI
20th Jul 2025555 AMAQI
20th Jul 2025546 AMAQI
20th Jul 2025547 AMAQI
20th Jul 2025368 AMAQI
20th Jul 2025209 AMAQI
20th Jul 20251810 AMAQI
20th Jul 20252211 AMAQI
20th Jul 20253012 PMAQI
20th Jul 2025321 PMAQI
20th Jul 2025272 PMAQI
20th Jul 2025243 PMAQI
20th Jul 2025204 PMAQI
20th Jul 2025215 PMAQI
20th Jul 2025226 PMAQI
20th Jul 2025337 PMAQI
20th Jul 2025448 PMAQI
20th Jul 2025429 PMAQI
20th Jul 20254210 PMAQI
20th Jul 20254111 PMAQI
21st Jul 20254112 AMAQI
21st Jul 2025561 AMAQI
21st Jul 2025552 AMAQI
21st Jul 2025543 AMAQI
27°C24/31°C
21st Jul 2025524 AMAQI
21st Jul 2025525 AMAQI
21st Jul 2025526 AMAQI
21st Jul 2025517 AMAQI
21st Jul 2025288 AMAQI
21st Jul 2025209 AMAQI
21st Jul 20251910 AMAQI
21st Jul 20252111 AMAQI
21st Jul 20252112 PMAQI
21st Jul 2025191 PMAQI
21st Jul 2025202 PMAQI
21st Jul 2025193 PMAQI
21st Jul 2025204 PMAQI
21st Jul 2025185 PMAQI
21st Jul 2025176 PMAQI
21st Jul 2025307 PMAQI
21st Jul 2025378 PMAQI
21st Jul 2025369 PMAQI
21st Jul 20253710 PMAQI
21st Jul 20253811 PMAQI
22nd Jul 20254212 AMAQI
22nd Jul 2025531 AMAQI
22nd Jul 2025532 AMAQI
22nd Jul 2025513 AMAQI
28°C25/33°C
22nd Jul 2025494 AMAQI
22nd Jul 2025495 AMAQI
22nd Jul 2025486 AMAQI
22nd Jul 2025487 AMAQI
22nd Jul 2025268 AMAQI
22nd Jul 2025179 AMAQI
22nd Jul 20251810 AMAQI
22nd Jul 20251811 AMAQI
22nd Jul 20252112 PMAQI
22nd Jul 2025201 PMAQI
22nd Jul 2025172 PMAQI
22nd Jul 2025213 PMAQI
22nd Jul 2025184 PMAQI
22nd Jul 2025185 PMAQI
22nd Jul 2025186 PMAQI
22nd Jul 2025257 PMAQI
22nd Jul 2025358 PMAQI
22nd Jul 2025359 PMAQI
22nd Jul 20253410 PMAQI
22nd Jul 20253411 PMAQI
23rd Jul 20253512 AMAQI
23rd Jul 2025511 AMAQI
23rd Jul 2025522 AMAQI
23rd Jul 2025493 AMAQI
27°C24/31°C
23rd Jul 2025444 AMAQI
23rd Jul 2025445 AMAQI
23rd Jul 2025446 AMAQI
23rd Jul 2025447 AMAQI
23rd Jul 2025238 AMAQI
23rd Jul 2025149 AMAQI
23rd Jul 20251610 AMAQI
23rd Jul 20251611 AMAQI
23rd Jul 20251812 PMAQI
23rd Jul 2025171 PMAQI
23rd Jul 2025162 PMAQI
23rd Jul 2025203 PMAQI
23rd Jul 2025164 PMAQI
23rd Jul 2025145 PMAQI
23rd Jul 2025176 PMAQI
23rd Jul 2025227 PMAQI
23rd Jul 2025328 PMAQI
23rd Jul 2025339 PMAQI
23rd Jul 20253410 PMAQI
23rd Jul 20253211 PMAQI
24th Jul 20253512 AMAQI
24th Jul 2025481 AMAQI
24th Jul 2025462 AMAQI
24th Jul 2025433 AMAQI
27°C24/31°C
24th Jul 2025404 AMAQI
24th Jul 2025405 AMAQI
24th Jul 2025406 AMAQI
24th Jul 2025407 AMAQI
24th Jul 2025348 AMAQI
24th Jul 2025469 AMAQI
24th Jul 20255710 AMAQI
24th Jul 20255711 AMAQI
24th Jul 20254412 PMAQI
24th Jul 2025501 PMAQI
24th Jul 2025442 PMAQI
24th Jul 2025333 PMAQI
24th Jul 2025304 PMAQI
24th Jul 2025335 PMAQI
24th Jul 2025316 PMAQI
24th Jul 2025367 PMAQI
24th Jul 2025528 PMAQI
24th Jul 2025529 PMAQI
24th Jul 20255210 PMAQI
24th Jul 20255411 PMAQI
25th Jul 20253812 AMAQI
25th Jul 2025441 AMAQI
25th Jul 2025442 AMAQI
25th Jul 2025443 AMAQI
27°C24/31°C
25th Jul 2025444 AMAQI
25th Jul 2025445 AMAQI
25th Jul 2025446 AMAQI
25th Jul 2025447 AMAQI
25th Jul 2025558 AMAQI
25th Jul 2025609 AMAQI
25th Jul 20255210 AMAQI
25th Jul 20254611 AMAQI
25th Jul 20253012 PMAQI
25th Jul 2025261 PMAQI
25th Jul 2025302 PMAQI
25th Jul 2025273 PMAQI
25th Jul 2025274 PMAQI
25th Jul 2025275 PMAQI
25th Jul 2025216 PMAQI
25th Jul 2025257 PMAQI
25th Jul 2025348 PMAQI
25th Jul 2025349 PMAQI
25th Jul 20253310 PMAQI
25th Jul 20253311 PMAQI
26th Jul 20253612 AMAQI
26th Jul 2025451 AMAQI
26th Jul 2025462 AMAQI
26th Jul 2025473 AMAQI
27°C22/34°C
26th Jul 2025454 AMAQI
26th Jul 2025455 AMAQI
26th Jul 2025456 AMAQI
26th Jul 2025467 AMAQI
26th Jul 2025418 AMAQI
26th Jul 2025329 AMAQI
26th Jul 20253810 AMAQI
26th Jul 20255611 AMAQI
26th Jul 20255212 PMAQI
26th Jul 2025341 PMAQI
26th Jul 2025422 PMAQI
26th Jul 2025523 PMAQI
26th Jul 2025584 PMAQI
26th Jul 2025505 PMAQI
26th Jul 2025456 PMAQI
26th Jul 2025417 PMAQI
26th Jul 2025418 PMAQI
26th Jul 2025419 PMAQI
26th Jul 20254810 PMAQI
26th Jul 20255011 PMAQI
27th Jul 20255312 AMAQI
27th Jul 2025461 AMAQI
27th Jul 2025462 AMAQI
27th Jul 2025473 AMAQI
28°C22/35°C
27th Jul 2025464 AMAQI
27th Jul 2025475 AMAQI
27th Jul 2025466 AMAQI
27th Jul 2025467 AMAQI
27th Jul 2025568 AMAQI
27th Jul 2025609 AMAQI
27th Jul 20254310 AMAQI
27th Jul 20253611 AMAQI
27th Jul 20253612 PMAQI
27th Jul 2025371 PMAQI
27th Jul 2025312 PMAQI
27th Jul 2025313 PMAQI
27th Jul 2025334 PMAQI
27th Jul 2025305 PMAQI
27th Jul 2025326 PMAQI
27th Jul 2025347 PMAQI
27th Jul 2025408 PMAQI
27th Jul 2025399 PMAQI
27th Jul 20253910 PMAQI
27th Jul 20254111 PMAQI
28th Jul 20253812 AMAQI
28th Jul 2025391 AMAQI
28th Jul 2025502 AMAQI
28th Jul 2025493 AMAQI
28°C23/35°C
28th Jul 2025484 AMAQI
28th Jul 2025495 AMAQI
28th Jul 2025486 AMAQI
28th Jul 2025487 AMAQI
28th Jul 2025448 AMAQI
28th Jul 2025539 AMAQI
28th Jul 20255310 AMAQI
28th Jul 20254211 AMAQI
28th Jul 20252912 PMAQI
28th Jul 2025231 PMAQI
28th Jul 2025182 PMAQI
28th Jul 2025183 PMAQI
28th Jul 2025184 PMAQI
28th Jul 2025165 PMAQI
28th Jul 2025166 PMAQI
28th Jul 2025257 PMAQI
28th Jul 2025398 PMAQI
28th Jul 2025449 PMAQI
28th Jul 20254510 PMAQI
28th Jul 20255111 PMAQI
29th Jul 20254412 AMAQI
29th Jul 2025481 AMAQI
29th Jul 2025482 AMAQI
29th Jul 2025463 AMAQI
28°C24/34°C
29th Jul 2025454 AMAQI
29th Jul 2025455 AMAQI
29th Jul 2025456 AMAQI
29th Jul 2025467 AMAQI
29th Jul 2025298 AMAQI
29th Jul 2025209 AMAQI
29th Jul 20252010 AMAQI
29th Jul 20251811 AMAQI
29th Jul 20251812 PMAQI
29th Jul 2025161 PMAQI
29th Jul 2025182 PMAQI
29th Jul 2025173 PMAQI
29th Jul 2025184 PMAQI
29th Jul 2025175 PMAQI
29th Jul 2025166 PMAQI
29th Jul 2025227 PMAQI
29th Jul 2025328 PMAQI
29th Jul 2025329 PMAQI
29th Jul 20253410 PMAQI
29th Jul 20253111 PMAQI
30th Jul 20253512 AMAQI
30th Jul 2025481 AMAQI
30th Jul 2025482 AMAQI
30th Jul 2025463 AMAQI
29°C24/35°C
30th Jul 2025424 AMAQI
30th Jul 2025425 AMAQI
30th Jul 2025426 AMAQI
30th Jul 2025427 AMAQI
30th Jul 2025308 AMAQI
30th Jul 2025309 AMAQI
30th Jul 20253010 AMAQI
30th Jul 20252711 AMAQI
30th Jul 20252312 PMAQI
30th Jul 2025241 PMAQI
30th Jul 2025292 PMAQI
30th Jul 2025223 PMAQI
30th Jul 2025204 PMAQI
30th Jul 2025185 PMAQI
30th Jul 2025196 PMAQI
30th Jul 2025367 PMAQI
30th Jul 2025368 PMAQI
30th Jul 2025369 PMAQI
30th Jul 20253310 PMAQI
30th Jul 20253411 PMAQI
31st Jul 20253912 AMAQI
31st Jul 2025451 AMAQI
31st Jul 2025452 AMAQI
31st Jul 2025433 AMAQI
27°C23/33°C
31st Jul 2025434 AMAQI
31st Jul 2025435 AMAQI
31st Jul 2025436 AMAQI
31st Jul 2025437 AMAQI
31st Jul 2025438 AMAQI
31st Jul 2025439 AMAQI
31st Jul 20253610 AMAQI
31st Jul 20253211 AMAQI
31st Jul 20252712 PMAQI
31st Jul 2025341 PMAQI
31st Jul 2025322 PMAQI
31st Jul 2025273 PMAQI
31st Jul 2025254 PMAQI
31st Jul 2025245 PMAQI
31st Jul 2025256 PMAQI
31st Jul 2025407 PMAQI
31st Jul 2025548 PMAQI
31st Jul 2025549 PMAQI
31st Jul 20255310 PMAQI
31st Jul 20255511 PMAQI
1st Aug 20255412 AMAQI
1st Aug 2025491 AMAQI
1st Aug 2025492 AMAQI
1st Aug 2025523 AMAQI
28°C24/33°C
1st Aug 2025544 AMAQI
1st Aug 2025575 AMAQI
1st Aug 2025586 AMAQI
1st Aug 2025567 AMAQI
1st Aug 2025588 AMAQI
1st Aug 2025649 AMAQI
1st Aug 20256010 AMAQI
1st Aug 20255811 AMAQI
1st Aug 20255812 PMAQI
1st Aug 2025461 PMAQI
1st Aug 2025422 PMAQI
1st Aug 2025453 PMAQI
1st Aug 2025544 PMAQI
1st Aug 2025425 PMAQI
1st Aug 2025496 PMAQI
1st Aug 2025487 PMAQI
1st Aug 2025528 PMAQI
1st Aug 2025529 PMAQI
1st Aug 20255510 PMAQI
1st Aug 20255311 PMAQI
2nd Aug 20255312 AMAQI
2nd Aug 2025551 AMAQI
2nd Aug 2025552 AMAQI
2nd Aug 2025543 AMAQI
27°C25/30°C
2nd Aug 2025554 AMAQI
2nd Aug 2025555 AMAQI
2nd Aug 2025556 AMAQI
2nd Aug 2025557 AMAQI
2nd Aug 2025598 AMAQI
2nd Aug 2025579 AMAQI
2nd Aug 20255610 AMAQI
2nd Aug 20256111 AMAQI
2nd Aug 20256012 PMAQI
2nd Aug 2025531 PMAQI
2nd Aug 2025522 PMAQI
2nd Aug 2025553 PMAQI
2nd Aug 2025564 PMAQI
2nd Aug 2025585 PMAQI
2nd Aug 2025406 PMAQI
2nd Aug 2025407 PMAQI
2nd Aug 2025488 PMAQI
2nd Aug 2025479 PMAQI
2nd Aug 20254610 PMAQI
2nd Aug 20254611 PMAQI
3rd Aug 20254912 AMAQI
3rd Aug 2025541 AMAQI
3rd Aug 2025542 AMAQI
3rd Aug 2025553 AMAQI
28°C24/32°C
3rd Aug 2025564 AMAQI
3rd Aug 2025565 AMAQI
3rd Aug 2025566 AMAQI
3rd Aug 2025567 AMAQI
3rd Aug 2025528 AMAQI
3rd Aug 2025489 AMAQI
3rd Aug 20253810 AMAQI
3rd Aug 20254411 AMAQI
3rd Aug 20253912 PMAQI
3rd Aug 2025341 PMAQI
3rd Aug 2025322 PMAQI
3rd Aug 2025303 PMAQI
3rd Aug 2025264 PMAQI
3rd Aug 2025465 PMAQI
3rd Aug 2025386 PMAQI
3rd Aug 2025397 PMAQI
3rd Aug 2025528 PMAQI
3rd Aug 2025499 PMAQI
3rd Aug 20255010 PMAQI
3rd Aug 20255111 PMAQI
4th Aug 20255412 AMAQI
4th Aug 2025551 AMAQI
4th Aug 2025552 AMAQI
4th Aug 2025563 AMAQI
27°C24/32°C
4th Aug 2025554 AMAQI
4th Aug 2025555 AMAQI
4th Aug 2025546 AMAQI
4th Aug 2025547 AMAQI
4th Aug 2025438 AMAQI
4th Aug 2025419 AMAQI
4th Aug 20253810 AMAQI
4th Aug 20253611 AMAQI
4th Aug 20253812 PMAQI
4th Aug 2025371 PMAQI
4th Aug 2025282 PMAQI
4th Aug 2025323 PMAQI
4th Aug 2025314 PMAQI
4th Aug 2025285 PMAQI
4th Aug 2025346 PMAQI
4th Aug 2025487 PMAQI
4th Aug 2025508 PMAQI
4th Aug 2025539 PMAQI
4th Aug 20255110 PMAQI
4th Aug 20255011 PMAQI
5th Aug 20255312 AMAQI
5th Aug 2025541 AMAQI
5th Aug 2025552 AMAQI
5th Aug 2025553 AMAQI
27°C23/32°C
5th Aug 2025534 AMAQI
5th Aug 2025525 AMAQI
5th Aug 2025536 AMAQI
5th Aug 2025537 AMAQI
5th Aug 2025528 AMAQI
5th Aug 2025429 AMAQI
5th Aug 20254010 AMAQI
5th Aug 20254711 AMAQI
5th Aug 20253012 PMAQI
5th Aug 2025351 PMAQI
5th Aug 2025262 PMAQI
5th Aug 2025363 PMAQI
5th Aug 2025464 PMAQI
5th Aug 2025345 PMAQI
5th Aug 2025406 PMAQI
5th Aug 2025437 PMAQI
5th Aug 2025468 PMAQI
5th Aug 2025459 PMAQI
5th Aug 20254410 PMAQI
5th Aug 20254411 PMAQI
6th Aug 20254712 AMAQI
6th Aug 2025531 AMAQI
6th Aug 2025542 AMAQI
6th Aug 2025533 AMAQI
27°C23/32°C
6th Aug 2025524 AMAQI
6th Aug 2025525 AMAQI
6th Aug 2025526 AMAQI
6th Aug 2025527 AMAQI
6th Aug 2025248 AMAQI
6th Aug 2025289 AMAQI
6th Aug 20253210 AMAQI
6th Aug 20253011 AMAQI
6th Aug 20253412 PMAQI
6th Aug 2025361 PMAQI
6th Aug 2025372 PMAQI
6th Aug 2025383 PMAQI
6th Aug 2025324 PMAQI
6th Aug 2025465 PMAQI
6th Aug 2025486 PMAQI
6th Aug 2025437 PMAQI
6th Aug 2025438 PMAQI
6th Aug 2025479 PMAQI
6th Aug 20254610 PMAQI
6th Aug 20255011 PMAQI
7th Aug 20255212 AMAQI
7th Aug 2025531 AMAQI
7th Aug 2025532 AMAQI
7th Aug 2025523 AMAQI
--°C/°C
4 AM
11 AM
7 PM
11 PM
3 AM
--°C/°C
Day time
Avg. Highest Time
4 AM - 7 AM
52AQI
4 hours / Day
120 hours / Month
Avg. Lowest Time
1 PM - 6 PM
36AQI
6 hours / Day
180 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 4 AM to 7 AM (Avg. 52), while the lowest AQI was between 1 PM to 6 PM (Avg. 36).
Night time
Avg. Highest Time
1 AM - 3 AM
53AQI
3 hours / Day
90 hours / Month
Avg. Lowest Time
8 PM - 11 PM
48AQI
4 hours / Day
120 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 1 AM to 3 AM (Avg. 53), while the lowest AQI was between 8 PM to 11 PM (Avg. 48).
2025 Days Vs Air Quality
Wendeng Development Zone Substation, Weihai, Shandong, China
2025
21%
46
68%
147
11%
24
Total number of days with different AQI categories in last 218 days in 2025 (147 days remaining)
Good
46 DaysModerate
147 DaysPoor
24 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 21%
Health Risk Level:
Very high
In 2025, 21% of 218 days were within WHO’s safe air quality limits. The risk of health issues is Very high, including respiratory issues, heart disease, and stress, particularly affecting vulnerable groups.
Annual Air Quality Insights
Wendeng Development Zone Substation, Weihai, 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
103AQI
103AQI
2nd January 2025
72AQI
72AQI
3rd January 2025
66AQI
66AQI
4th January 2025
98AQI
98AQI
5th January 2025
148AQI
148AQI
6th January 2025
65AQI
65AQI
7th January 2025
79AQI
79AQI
8th January 2025
48AQI
48AQI
9th January 2025
47AQI
47AQI
10th January 2025
54AQI
54AQI
11th January 2025
66AQI
66AQI
12th January 2025
90AQI
90AQI
13th January 2025
126AQI
126AQI
14th January 2025
102AQI
102AQI
15th January 2025
73AQI
73AQI
16th January 2025
82AQI
82AQI
17th January 2025
82AQI
82AQI
18th January 2025
122AQI
122AQI
19th January 2025
145AQI
145AQI
20th January 2025
98AQI
98AQI
21st January 2025
145AQI
145AQI
22nd January 2025
83AQI
83AQI
23rd January 2025
98AQI
98AQI
24th January 2025
75AQI
75AQI
25th January 2025
99AQI
99AQI
26th January 2025
92AQI
92AQI
27th January 2025
68AQI
68AQI
28th January 2025
62AQI
62AQI
29th January 2025
82AQI
82AQI
30th January 2025
65AQI
65AQI
31st January 2025
74AQI
74AQI
1st February 2025
79AQI
79AQI
2nd February 2025
100AQI
100AQI
3rd February 2025
57AQI
57AQI
4th February 2025
60AQI
60AQI
5th February 2025
50AQI
50AQI
6th February 2025
67AQI
67AQI
7th February 2025
40AQI
40AQI
8th February 2025
44AQI
44AQI
9th February 2025
58AQI
58AQI
10th February 2025
97AQI
97AQI
11th February 2025
63AQI
63AQI
12th February 2025
68AQI
68AQI
13th February 2025
86AQI
86AQI
14th February 2025
113AQI
113AQI
15th February 2025
85AQI
85AQI
16th February 2025
100AQI
100AQI
17th February 2025
53AQI
53AQI
18th February 2025
70AQI
70AQI
19th February 2025
53AQI
53AQI
20th February 2025
66AQI
66AQI
21st February 2025
62AQI
62AQI
22nd February 2025
52AQI
52AQI
23rd February 2025
56AQI
56AQI
24th February 2025
61AQI
61AQI
25th February 2025
107AQI
107AQI
26th February 2025
125AQI
125AQI
27th February 2025
138AQI
138AQI
28th February 2025
139AQI
139AQI
1st March 2025
100AQI
100AQI
2nd March 2025
126AQI
126AQI
3rd March 2025
65AQI
65AQI
4th March 2025
63AQI
63AQI
5th March 2025
56AQI
56AQI
6th March 2025
75AQI
75AQI
7th March 2025
82AQI
82AQI
8th March 2025
127AQI
127AQI
9th March 2025
139AQI
139AQI
10th March 2025
140AQI
140AQI
11th March 2025
93AQI
93AQI
12th March 2025
119AQI
119AQI
13th March 2025
78AQI
78AQI
14th March 2025
74AQI
74AQI
15th March 2025
73AQI
73AQI
16th March 2025
62AQI
62AQI
17th March 2025
69AQI
69AQI
18th March 2025
66AQI
66AQI
19th March 2025
80AQI
80AQI
20th March 2025
85AQI
85AQI
21st March 2025
69AQI
69AQI
22nd March 2025
77AQI
77AQI
23rd March 2025
97AQI
97AQI
24th March 2025
113AQI
113AQI
25th March 2025
115AQI
115AQI
26th March 2025
128AQI
128AQI
27th March 2025
89AQI
89AQI
28th March 2025
59AQI
59AQI
29th March 2025
52AQI
52AQI
30th March 2025
67AQI
67AQI
31st March 2025
99AQI
99AQI
1st April 2025
102AQI
102AQI
2nd April 2025
77AQI
77AQI
3rd April 2025
88AQI
88AQI
4th April 2025
77AQI
77AQI
5th April 2025
70AQI
70AQI
6th April 2025
69AQI
69AQI
7th April 2025
112AQI
112AQI
8th April 2025
60AQI
60AQI
9th April 2025
79AQI
79AQI
10th April 2025
71AQI
71AQI
11th April 2025
66AQI
66AQI
12th April 2025
83AQI
83AQI
13th April 2025
55AQI
55AQI
14th April 2025
44AQI
44AQI
15th April 2025
65AQI
65AQI
16th April 2025
87AQI
87AQI
17th April 2025
108AQI
108AQI
18th April 2025
74AQI
74AQI
19th April 2025
81AQI
81AQI
20th April 2025
71AQI
71AQI
21st April 2025
61AQI
61AQI
22nd April 2025
56AQI
56AQI
23rd April 2025
60AQI
60AQI
24th April 2025
53AQI
53AQI
25th April 2025
52AQI
52AQI
26th April 2025
68AQI
68AQI
27th April 2025
75AQI
75AQI
28th April 2025
60AQI
60AQI
29th April 2025
79AQI
79AQI
30th April 2025
76AQI
76AQI
1st May 2025
68AQI
68AQI
2nd May 2025
53AQI
53AQI
3rd May 2025
44AQI
44AQI
4th May 2025
50AQI
50AQI
5th May 2025
44AQI
44AQI
6th May 2025
49AQI
49AQI
7th May 2025
57AQI
57AQI
8th May 2025
50AQI
50AQI
9th May 2025
53AQI
53AQI
10th May 2025
60AQI
60AQI
11th May 2025
68AQI
68AQI
12th May 2025
77AQI
77AQI
13th May 2025
78AQI
78AQI
14th May 2025
70AQI
70AQI
15th May 2025
72AQI
72AQI
16th May 2025
54AQI
54AQI
17th May 2025
58AQI
58AQI
18th May 2025
58AQI
58AQI
19th May 2025
85AQI
85AQI
20th May 2025
87AQI
87AQI
21st May 2025
66AQI
66AQI
22nd May 2025
101AQI
101AQI
23rd May 2025
78AQI
78AQI
24th May 2025
80AQI
80AQI
25th May 2025
74AQI
74AQI
26th May 2025
84AQI
84AQI
27th May 2025
89AQI
89AQI
28th May 2025
68AQI
68AQI
29th May 2025
73AQI
73AQI
30th May 2025
72AQI
72AQI
31st May 2025
72AQI
72AQI
1st June 2025
73AQI
73AQI
2nd June 2025
61AQI
61AQI
3rd June 2025
45AQI
45AQI
4th June 2025
40AQI
40AQI
5th June 2025
64AQI
64AQI
6th June 2025
67AQI
67AQI
7th June 2025
71AQI
71AQI
8th June 2025
59AQI
59AQI
9th June 2025
44AQI
44AQI
10th June 2025
45AQI
45AQI
11th June 2025
42AQI
42AQI
12th June 2025
36AQI
36AQI
13th June 2025
34AQI
34AQI
14th June 2025
36AQI
36AQI
15th June 2025
51AQI
51AQI
16th June 2025
56AQI
56AQI
17th June 2025
51AQI
51AQI
18th June 2025
58AQI
58AQI
19th June 2025
44AQI
44AQI
20th June 2025
45AQI
45AQI
21st June 2025
51AQI
51AQI
22nd June 2025
36AQI
36AQI
23rd June 2025
49AQI
49AQI
24th June 2025
56AQI
56AQI
25th June 2025
56AQI
56AQI
26th June 2025
62AQI
62AQI
27th June 2025
64AQI
64AQI
28th June 2025
66AQI
66AQI
29th June 2025
54AQI
54AQI
30th June 2025
47AQI
47AQI
1st July 2025
51AQI
51AQI
2nd July 2025
49AQI
49AQI
3rd July 2025
55AQI
55AQI
4th July 2025
61AQI
61AQI
5th July 2025
61AQI
61AQI
6th July 2025
61AQI
61AQI
7th July 2025
56AQI
56AQI
8th July 2025
44AQI
44AQI
9th July 2025
59AQI
59AQI
10th July 2025
61AQI
61AQI
11th July 2025
55AQI
55AQI
12th July 2025
55AQI
55AQI
13th July 2025
57AQI
57AQI
14th July 2025
48AQI
48AQI
15th July 2025
47AQI
47AQI
16th July 2025
52AQI
52AQI
17th July 2025
48AQI
48AQI
18th July 2025
49AQI
49AQI
19th July 2025
48AQI
48AQI
20th July 2025
39AQI
39AQI
21st July 2025
35AQI
35AQI
22nd July 2025
33AQI
33AQI
23rd July 2025
31AQI
31AQI
24th July 2025
44AQI
44AQI
25th July 2025
37AQI
37AQI
26th July 2025
45AQI
45AQI
27th July 2025
42AQI
42AQI
28th July 2025
38AQI
38AQI
29th July 2025
31AQI
31AQI
30th July 2025
34AQI
34AQI
31st July 2025
40AQI
40AQI
1st August 2025
52AQI
52AQI
2nd August 2025
52AQI
52AQI
3rd August 2025
47AQI
47AQI
4th August 2025
46AQI
46AQI
5th August 2025
48AQI
48AQI
87AQI
77AQI
88AQI
73AQI
67AQI
52AQI
47AQI
49AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202570AQI
2
22
7
3
20
5
23
8
1
26
3
5
25
1
13
17
19
12
3
2
46
147
24
Highest AQI recorded in
March88AQI
Lowest AQI recorded in
July47AQI
202470AQI
4
14
10
3
6
13
6
3
1
2
13
14
2
4
19
7
5
26
16
14
15
13
2
15
16
16
14
13
14
4
8
19
3
3
25
3
107
200
49
8
1
Highest AQI recorded in
March98AQI
Lowest AQI recorded in
September50AQI
202376AQI
5
13
10
2
1
3
17
5
3
15
9
7
1
20
7
2
4
23
3
1
6
24
16
15
17
14
15
13
2
11
18
2
11
13
4
1
5
11
8
7
94
196
50
21
3
Highest AQI recorded in
March106AQI
Lowest AQI recorded in
August52AQI
202268AQI
5
2
23
6
13
17
11
12
2
1
15
14
14
13
3
1
9
9
11
1
9
12
7
2
1
75
105
28
4
1
Highest AQI recorded in
December87AQI
Lowest AQI recorded in
September51AQI
202189AQI
4
14
12
1
2
1
4
16
13
1
Highest AQI recorded in
January89AQI
Lowest AQI recorded in
February88AQI
202066AQI
6
7
3
14
4
5
13
6
19
1
13
16
2
15
16
10
18
9
20
2
10
16
4
2
17
7
5
79
156
20
5
Highest AQI recorded in
December94AQI
Lowest AQI recorded in
August53AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2021(Avg.)
89AQILeast Polluted Year Recorded
2020(Avg.)
66AQIWendeng Development Zone Substation's annual 2025 AQI (70) shows an average percentage change of -4.3% (improved AQI) compared to previous years: 2020 (66), 2021 (89), 2022 (68), 2023 (76), 2024 (70).
