City Environmental Monitoring Station, 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
City Environmental Monitoring Station, Weihai, Shandong, China
2021
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
17th Aug 2023
118AQILowest AQI recorded on
20th Aug 2024
21AQISame Day Analysis (20th 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: 20th Aug - 21st Aug 2025
City Environmental Monitoring Station, Weihai, Shandong, China
AQI
Day
Night
.
5 AM20th Aug 2025
6 PM
4 AM21st Aug 2025
Day time
Avg. Highest Time
5PM20th Aug
60AQI
Avg. Lowest Time
1PM20th Aug
46AQI
Night time
Avg. Highest Time
10PM20th Aug
60AQI
Avg. Lowest Time
4AM21st Aug
55AQI
In the last 24 hours,
City Environmental Monitoring Station's AQI reached its highest point of 60 at 5 PM during the Day, while the lowest point, 46, was recorded at 1 PM during the Day between 20th Aug and 21st Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
City Environmental Monitoring Station, Weihai, Shandong, China
JulAug
22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 31st31st - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th - 06th06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st
Day
Night
22nd Jul 2025495 AMAQI
22nd Jul 2025486 AMAQI
22nd Jul 2025487 AMAQI
22nd Jul 2025328 AMAQI
22nd Jul 2025229 AMAQI
22nd Jul 20251810 AMAQI
22nd Jul 20252011 AMAQI
22nd Jul 20252312 PMAQI
22nd Jul 2025271 PMAQI
22nd Jul 2025212 PMAQI
22nd Jul 2025253 PMAQI
22nd Jul 2025234 PMAQI
22nd Jul 2025185 PMAQI
22nd Jul 2025206 PMAQI
22nd Jul 2025307 PMAQI
22nd Jul 2025408 PMAQI
22nd Jul 2025389 PMAQI
22nd Jul 20253810 PMAQI
22nd Jul 20253711 PMAQI
23rd Jul 20253912 AMAQI
23rd Jul 2025491 AMAQI
23rd Jul 2025522 AMAQI
23rd Jul 2025483 AMAQI
23rd Jul 2025444 AMAQI
27°C24/30°C
23rd Jul 2025445 AMAQI
23rd Jul 2025456 AMAQI
23rd Jul 2025447 AMAQI
23rd Jul 2025248 AMAQI
23rd Jul 2025179 AMAQI
23rd Jul 20252010 AMAQI
23rd Jul 20251711 AMAQI
23rd Jul 20251812 PMAQI
23rd Jul 2025181 PMAQI
23rd Jul 2025172 PMAQI
23rd Jul 2025193 PMAQI
23rd Jul 2025174 PMAQI
23rd Jul 2025175 PMAQI
23rd Jul 2025186 PMAQI
23rd Jul 2025227 PMAQI
23rd Jul 2025348 PMAQI
23rd Jul 2025389 PMAQI
23rd Jul 20254210 PMAQI
23rd Jul 20253411 PMAQI
24th Jul 20253512 AMAQI
24th Jul 2025481 AMAQI
24th Jul 2025472 AMAQI
24th Jul 2025443 AMAQI
24th Jul 2025414 AMAQI
27°C25/30°C
24th Jul 2025405 AMAQI
24th Jul 2025416 AMAQI
24th Jul 2025407 AMAQI
24th Jul 2025428 AMAQI
24th Jul 2025509 AMAQI
24th Jul 20255110 AMAQI
24th Jul 20254511 AMAQI
24th Jul 20254812 PMAQI
24th Jul 2025551 PMAQI
24th Jul 2025502 PMAQI
24th Jul 2025573 PMAQI
24th Jul 2025584 PMAQI
24th Jul 2025475 PMAQI
24th Jul 2025426 PMAQI
24th Jul 2025427 PMAQI
24th Jul 2025508 PMAQI
24th Jul 2025519 PMAQI
24th Jul 20255210 PMAQI
24th Jul 20255311 PMAQI
25th Jul 20254812 AMAQI
25th Jul 2025461 AMAQI
25th Jul 2025432 AMAQI
25th Jul 2025443 AMAQI
25th Jul 2025464 AMAQI
27°C24/30°C
25th Jul 2025465 AMAQI
25th Jul 2025456 AMAQI
25th Jul 2025467 AMAQI
25th Jul 2025588 AMAQI
25th Jul 2025689 AMAQI
25th Jul 20256410 AMAQI
25th Jul 20256611 AMAQI
25th Jul 20256012 PMAQI
25th Jul 2025481 PMAQI
25th Jul 2025442 PMAQI
25th Jul 2025323 PMAQI
25th Jul 2025294 PMAQI
25th Jul 2025435 PMAQI
25th Jul 2025326 PMAQI
25th Jul 2025387 PMAQI
25th Jul 2025448 PMAQI
25th Jul 2025449 PMAQI
25th Jul 20253810 PMAQI
25th Jul 20254211 PMAQI
26th Jul 20253912 AMAQI
26th Jul 2025451 AMAQI
26th Jul 2025472 AMAQI
26th Jul 2025493 AMAQI
26th Jul 2025514 AMAQI
26°C23/29°C
26th Jul 2025515 AMAQI
26th Jul 2025516 AMAQI
26th Jul 2025507 AMAQI
26th Jul 2025458 AMAQI
26th Jul 2025409 AMAQI
26th Jul 20255210 AMAQI
26th Jul 20254811 AMAQI
26th Jul 20254412 PMAQI
26th Jul 2025341 PMAQI
26th Jul 2025442 PMAQI
26th Jul 2025563 PMAQI
26th Jul 2025644 PMAQI
26th Jul 2025575 PMAQI
26th Jul 2025556 PMAQI
26th Jul 2025527 PMAQI
26th Jul 2025518 PMAQI
26th Jul 2025549 PMAQI
26th Jul 20255510 PMAQI
26th Jul 20255611 PMAQI
27th Jul 20255612 AMAQI
27th Jul 2025501 AMAQI
27th Jul 2025502 AMAQI
27th Jul 2025483 AMAQI
27th Jul 2025484 AMAQI
26°C24/29°C
27th Jul 2025485 AMAQI
27th Jul 2025486 AMAQI
27th Jul 2025487 AMAQI
27th Jul 2025588 AMAQI
27th Jul 2025659 AMAQI
27th Jul 20256010 AMAQI
27th Jul 20255611 AMAQI
27th Jul 20254612 PMAQI
27th Jul 2025511 PMAQI
27th Jul 2025442 PMAQI
27th Jul 2025543 PMAQI
27th Jul 2025534 PMAQI
27th Jul 2025435 PMAQI
27th Jul 2025526 PMAQI
27th Jul 2025547 PMAQI
27th Jul 2025508 PMAQI
27th Jul 2025509 PMAQI
27th Jul 20254210 PMAQI
27th Jul 20254011 PMAQI
28th Jul 20254312 AMAQI
28th Jul 2025491 AMAQI
28th Jul 2025512 AMAQI
28th Jul 2025523 AMAQI
28th Jul 2025524 AMAQI
27°C25/29°C
28th Jul 2025525 AMAQI
28th Jul 2025526 AMAQI
28th Jul 2025527 AMAQI
28th Jul 2025328 AMAQI
28th Jul 2025329 AMAQI
28th Jul 20254710 AMAQI
28th Jul 20255211 AMAQI
28th Jul 20254612 PMAQI
28th Jul 2025381 PMAQI
28th Jul 2025382 PMAQI
28th Jul 2025383 PMAQI
28th Jul 2025344 PMAQI
28th Jul 2025255 PMAQI
28th Jul 2025286 PMAQI
28th Jul 2025407 PMAQI
28th Jul 2025488 PMAQI
28th Jul 2025509 PMAQI
28th Jul 20254810 PMAQI
28th Jul 20254311 PMAQI
29th Jul 20254212 AMAQI
29th Jul 2025491 AMAQI
29th Jul 2025512 AMAQI
29th Jul 2025503 AMAQI
29th Jul 2025494 AMAQI
27°C25/30°C
29th Jul 2025495 AMAQI
29th Jul 2025496 AMAQI
29th Jul 2025507 AMAQI
29th Jul 2025388 AMAQI
29th Jul 2025339 AMAQI
29th Jul 20252410 AMAQI
29th Jul 20251911 AMAQI
29th Jul 20251912 PMAQI
29th Jul 2025511 PMAQI
29th Jul 2025192 PMAQI
29th Jul 2025173 PMAQI
29th Jul 2025184 PMAQI
29th Jul 2025175 PMAQI
29th Jul 2025166 PMAQI
29th Jul 2025247 PMAQI
29th Jul 2025328 PMAQI
29th Jul 2025339 PMAQI
29th Jul 20253310 PMAQI
29th Jul 20253211 PMAQI
30th Jul 20253412 AMAQI
30th Jul 2025461 AMAQI
30th Jul 2025502 AMAQI
30th Jul 2025483 AMAQI
30th Jul 2025444 AMAQI
29°C25/33°C
30th Jul 2025465 AMAQI
30th Jul 2025456 AMAQI
30th Jul 2025447 AMAQI
30th Jul 2025328 AMAQI
30th Jul 2025309 AMAQI
30th Jul 20253310 AMAQI
30th Jul 20253611 AMAQI
30th Jul 20252612 PMAQI
30th Jul 2025321 PMAQI
30th Jul 2025302 PMAQI
30th Jul 2025223 PMAQI
30th Jul 2025204 PMAQI
30th Jul 2025205 PMAQI
30th Jul 2025226 PMAQI
30th Jul 2025327 PMAQI
30th Jul 2025378 PMAQI
30th Jul 2025419 PMAQI
30th Jul 20253810 PMAQI
30th Jul 20253611 PMAQI
31st Jul 20253812 AMAQI
31st Jul 2025461 AMAQI
31st Jul 2025462 AMAQI
31st Jul 2025473 AMAQI
31st Jul 2025484 AMAQI
26°C25/28°C
31st Jul 2025485 AMAQI
31st Jul 2025486 AMAQI
31st Jul 2025487 AMAQI
31st Jul 2025488 AMAQI
31st Jul 2025489 AMAQI
31st Jul 20253410 AMAQI
31st Jul 20254411 AMAQI
31st Jul 20252912 PMAQI
31st Jul 2025251 PMAQI
31st Jul 2025272 PMAQI
31st Jul 2025413 PMAQI
31st Jul 2025384 PMAQI
31st Jul 2025265 PMAQI
31st Jul 2025236 PMAQI
31st Jul 2025387 PMAQI
31st Jul 2025548 PMAQI
31st Jul 2025549 PMAQI
31st Jul 20255410 PMAQI
31st Jul 20255611 PMAQI
1st Aug 20255512 AMAQI
1st Aug 2025511 AMAQI
1st Aug 2025502 AMAQI
1st Aug 2025533 AMAQI
1st Aug 2025544 AMAQI
27°C26/29°C
1st Aug 2025575 AMAQI
1st Aug 2025586 AMAQI
1st Aug 2025567 AMAQI
1st Aug 2025618 AMAQI
1st Aug 2025689 AMAQI
1st Aug 20256210 AMAQI
1st Aug 20255811 AMAQI
1st Aug 20255912 PMAQI
1st Aug 2025491 PMAQI
1st Aug 2025442 PMAQI
1st Aug 2025523 PMAQI
1st Aug 2025544 PMAQI
1st Aug 2025465 PMAQI
1st Aug 2025486 PMAQI
1st Aug 2025527 PMAQI
1st Aug 2025558 PMAQI
1st Aug 2025579 PMAQI
1st Aug 20255810 PMAQI
1st Aug 20255611 PMAQI
2nd Aug 20255612 AMAQI
2nd Aug 2025551 AMAQI
2nd Aug 2025552 AMAQI
2nd Aug 2025543 AMAQI
2nd Aug 2025554 AMAQI
27°C25/29°C
2nd Aug 2025555 AMAQI
2nd Aug 2025556 AMAQI
2nd Aug 2025557 AMAQI
2nd Aug 2025628 AMAQI
2nd Aug 2025629 AMAQI
2nd Aug 20255910 AMAQI
2nd Aug 20256311 AMAQI
2nd Aug 20256112 PMAQI
2nd Aug 2025541 PMAQI
2nd Aug 2025542 PMAQI
2nd Aug 2025543 PMAQI
2nd Aug 2025584 PMAQI
2nd Aug 2025625 PMAQI
2nd Aug 2025546 PMAQI
2nd Aug 2025557 PMAQI
2nd Aug 2025578 PMAQI
2nd Aug 2025589 PMAQI
2nd Aug 20255210 PMAQI
2nd Aug 20255411 PMAQI
3rd Aug 20255212 AMAQI
3rd Aug 2025541 AMAQI
3rd Aug 2025542 AMAQI
3rd Aug 2025563 AMAQI
3rd Aug 2025564 AMAQI
27°C25/30°C
3rd Aug 2025565 AMAQI
3rd Aug 2025566 AMAQI
3rd Aug 2025577 AMAQI
3rd Aug 2025568 AMAQI
3rd Aug 2025569 AMAQI
3rd Aug 20254410 AMAQI
3rd Aug 20255211 AMAQI
3rd Aug 20254812 PMAQI
3rd Aug 2025481 PMAQI
3rd Aug 2025382 PMAQI
3rd Aug 2025413 PMAQI
3rd Aug 2025384 PMAQI
3rd Aug 2025525 PMAQI
3rd Aug 2025446 PMAQI
3rd Aug 2025447 PMAQI
3rd Aug 2025548 PMAQI
3rd Aug 2025519 PMAQI
3rd Aug 20255310 PMAQI
3rd Aug 20255311 PMAQI
4th Aug 20255412 AMAQI
4th Aug 2025561 AMAQI
4th Aug 2025562 AMAQI
4th Aug 2025563 AMAQI
4th Aug 2025574 AMAQI
27°C25/30°C
4th Aug 2025575 AMAQI
4th Aug 2025566 AMAQI
4th Aug 2025557 AMAQI
4th Aug 2025468 AMAQI
4th Aug 2025419 AMAQI
4th Aug 20253910 AMAQI
4th Aug 20253711 AMAQI
4th Aug 20253812 PMAQI
4th Aug 2025361 PMAQI
4th Aug 2025302 PMAQI
4th Aug 2025403 PMAQI
4th Aug 2025394 PMAQI
4th Aug 2025325 PMAQI
4th Aug 2025386 PMAQI
4th Aug 2025487 PMAQI
4th Aug 2025518 PMAQI
4th Aug 2025529 PMAQI
4th Aug 20255010 PMAQI
4th Aug 20255111 PMAQI
5th Aug 20255412 AMAQI
5th Aug 2025551 AMAQI
5th Aug 2025562 AMAQI
5th Aug 2025553 AMAQI
5th Aug 2025534 AMAQI
26°C25/28°C
5th Aug 2025535 AMAQI
5th Aug 2025536 AMAQI
5th Aug 2025537 AMAQI
5th Aug 2025528 AMAQI
5th Aug 2025449 AMAQI
5th Aug 20254110 AMAQI
5th Aug 20254611 AMAQI
5th Aug 20253412 PMAQI
5th Aug 2025361 PMAQI
5th Aug 2025272 PMAQI
5th Aug 2025363 PMAQI
5th Aug 2025464 PMAQI
5th Aug 2025385 PMAQI
5th Aug 2025436 PMAQI
5th Aug 2025467 PMAQI
5th Aug 2025508 PMAQI
5th Aug 2025489 PMAQI
5th Aug 20254510 PMAQI
5th Aug 20254411 PMAQI
6th Aug 20254812 AMAQI
6th Aug 2025531 AMAQI
6th Aug 2025552 AMAQI
6th Aug 2025533 AMAQI
6th Aug 2025534 AMAQI
28°C24/32°C
6th Aug 2025525 AMAQI
6th Aug 2025526 AMAQI
6th Aug 2025527 AMAQI
6th Aug 2025258 AMAQI
6th Aug 2025289 AMAQI
6th Aug 20253210 AMAQI
6th Aug 20253011 AMAQI
6th Aug 20253412 PMAQI
6th Aug 2025351 PMAQI
6th Aug 2025342 PMAQI
6th Aug 2025363 PMAQI
6th Aug 2025344 PMAQI
6th Aug 2025455 PMAQI
6th Aug 2025426 PMAQI
6th Aug 2025417 PMAQI
6th Aug 2025438 PMAQI
6th Aug 2025449 PMAQI
6th Aug 20254610 PMAQI
6th Aug 20255011 PMAQI
7th Aug 20255212 AMAQI
7th Aug 2025531 AMAQI
7th Aug 2025532 AMAQI
7th Aug 2025513 AMAQI
7th Aug 2025504 AMAQI
27°C26/28°C
7th Aug 2025505 AMAQI
7th Aug 2025506 AMAQI
7th Aug 2025487 AMAQI
7th Aug 2025568 AMAQI
7th Aug 2025529 AMAQI
7th Aug 20255110 AMAQI
7th Aug 20253411 AMAQI
7th Aug 20253112 PMAQI
7th Aug 2025421 PMAQI
7th Aug 2025362 PMAQI
7th Aug 2025383 PMAQI
7th Aug 2025394 PMAQI
7th Aug 2025415 PMAQI
7th Aug 2025356 PMAQI
7th Aug 2025427 PMAQI
7th Aug 2025508 PMAQI
7th Aug 2025509 PMAQI
7th Aug 20255110 PMAQI
7th Aug 20255111 PMAQI
8th Aug 20255212 AMAQI
8th Aug 2025521 AMAQI
8th Aug 2025522 AMAQI
8th Aug 2025523 AMAQI
8th Aug 2025524 AMAQI
26°C24/28°C
8th Aug 2025525 AMAQI
8th Aug 2025516 AMAQI
8th Aug 2025527 AMAQI
8th Aug 2025548 AMAQI
8th Aug 2025589 AMAQI
8th Aug 20255010 AMAQI
8th Aug 20253811 AMAQI
8th Aug 20255412 PMAQI
8th Aug 2025551 PMAQI
8th Aug 2025482 PMAQI
8th Aug 2025423 PMAQI
8th Aug 2025364 PMAQI
8th Aug 2025445 PMAQI
8th Aug 2025356 PMAQI
8th Aug 2025367 PMAQI
8th Aug 2025508 PMAQI
8th Aug 2025519 PMAQI
8th Aug 20255410 PMAQI
8th Aug 20255211 PMAQI
9th Aug 20255212 AMAQI
9th Aug 2025521 AMAQI
9th Aug 2025522 AMAQI
9th Aug 2025523 AMAQI
9th Aug 2025524 AMAQI
26°C24/28°C
9th Aug 2025525 AMAQI
9th Aug 2025526 AMAQI
9th Aug 2025527 AMAQI
9th Aug 2025568 AMAQI
9th Aug 2025579 AMAQI
9th Aug 20251810 AMAQI
9th Aug 20251911 AMAQI
9th Aug 20252212 PMAQI
9th Aug 2025211 PMAQI
9th Aug 2025192 PMAQI
9th Aug 2025193 PMAQI
9th Aug 2025204 PMAQI
9th Aug 2025245 PMAQI
9th Aug 2025196 PMAQI
9th Aug 2025297 PMAQI
9th Aug 2025428 PMAQI
9th Aug 2025449 PMAQI
9th Aug 20254010 PMAQI
9th Aug 20254111 PMAQI
10th Aug 20254112 AMAQI
10th Aug 2025481 AMAQI
10th Aug 2025522 AMAQI
10th Aug 2025503 AMAQI
10th Aug 2025494 AMAQI
23°C22/23°C
10th Aug 2025485 AMAQI
10th Aug 2025486 AMAQI
10th Aug 2025487 AMAQI
10th Aug 2025408 AMAQI
10th Aug 2025269 AMAQI
10th Aug 20253010 AMAQI
10th Aug 20252811 AMAQI
10th Aug 20253612 PMAQI
10th Aug 2025441 PMAQI
10th Aug 2025452 PMAQI
10th Aug 2025443 PMAQI
10th Aug 2025444 PMAQI
10th Aug 2025365 PMAQI
10th Aug 2025366 PMAQI
10th Aug 2025397 PMAQI
10th Aug 2025438 PMAQI
10th Aug 2025469 PMAQI
10th Aug 20255010 PMAQI
10th Aug 20254911 PMAQI
11th Aug 20255212 AMAQI
11th Aug 2025501 AMAQI
11th Aug 2025502 AMAQI
11th Aug 2025483 AMAQI
11th Aug 2025464 AMAQI
25°C24/27°C
11th Aug 2025465 AMAQI
11th Aug 2025476 AMAQI
11th Aug 2025467 AMAQI
11th Aug 2025498 AMAQI
11th Aug 2025529 AMAQI
11th Aug 20254810 AMAQI
11th Aug 20254211 AMAQI
11th Aug 20254812 PMAQI
11th Aug 2025461 PMAQI
11th Aug 2025472 PMAQI
11th Aug 2025503 PMAQI
11th Aug 2025394 PMAQI
11th Aug 2025515 PMAQI
11th Aug 2025546 PMAQI
11th Aug 2025547 PMAQI
11th Aug 2025568 PMAQI
11th Aug 2025569 PMAQI
11th Aug 20255810 PMAQI
11th Aug 20255211 PMAQI
12th Aug 20255012 AMAQI
12th Aug 2025501 AMAQI
12th Aug 2025502 AMAQI
12th Aug 2025513 AMAQI
12th Aug 2025494 AMAQI
26°C24/28°C
12th Aug 2025495 AMAQI
12th Aug 2025516 AMAQI
12th Aug 2025487 AMAQI
12th Aug 2025548 AMAQI
12th Aug 2025529 AMAQI
12th Aug 20255010 AMAQI
12th Aug 20253711 AMAQI
12th Aug 20252612 PMAQI
12th Aug 2025411 PMAQI
12th Aug 2025422 PMAQI
12th Aug 2025443 PMAQI
12th Aug 2025534 PMAQI
12th Aug 2025455 PMAQI
12th Aug 2025426 PMAQI
12th Aug 2025527 PMAQI
12th Aug 2025548 PMAQI
12th Aug 2025519 PMAQI
12th Aug 20255110 PMAQI
12th Aug 20255011 PMAQI
13th Aug 20255212 AMAQI
13th Aug 2025521 AMAQI
13th Aug 2025522 AMAQI
13th Aug 2025503 AMAQI
13th Aug 2025494 AMAQI
25°C23/29°C
13th Aug 2025505 AMAQI
13th Aug 2025506 AMAQI
13th Aug 2025517 AMAQI
13th Aug 2025498 AMAQI
13th Aug 2025449 AMAQI
13th Aug 20255010 AMAQI
13th Aug 20254211 AMAQI
13th Aug 20254112 PMAQI
13th Aug 2025401 PMAQI
13th Aug 2025542 PMAQI
13th Aug 2025523 PMAQI
13th Aug 2025454 PMAQI
13th Aug 2025465 PMAQI
13th Aug 2025466 PMAQI
13th Aug 2025537 PMAQI
13th Aug 2025548 PMAQI
13th Aug 2025549 PMAQI
13th Aug 20255410 PMAQI
13th Aug 20255611 PMAQI
14th Aug 20255612 AMAQI
14th Aug 2025521 AMAQI
14th Aug 2025522 AMAQI
14th Aug 2025513 AMAQI
14th Aug 2025504 AMAQI
25°C24/27°C
14th Aug 2025505 AMAQI
14th Aug 2025506 AMAQI
14th Aug 2025497 AMAQI
14th Aug 2025608 AMAQI
14th Aug 2025589 AMAQI
14th Aug 20255910 AMAQI
14th Aug 20255711 AMAQI
14th Aug 20255312 PMAQI
14th Aug 2025471 PMAQI
14th Aug 2025472 PMAQI
14th Aug 2025343 PMAQI
14th Aug 2025354 PMAQI
14th Aug 2025335 PMAQI
14th Aug 2025346 PMAQI
14th Aug 2025417 PMAQI
14th Aug 2025528 PMAQI
14th Aug 2025539 PMAQI
14th Aug 20255210 PMAQI
14th Aug 20254811 PMAQI
15th Aug 20255412 AMAQI
15th Aug 2025531 AMAQI
15th Aug 2025522 AMAQI
15th Aug 2025533 AMAQI
15th Aug 2025554 AMAQI
26°C24/28°C
15th Aug 2025535 AMAQI
15th Aug 2025526 AMAQI
15th Aug 2025527 AMAQI
15th Aug 2025498 AMAQI
15th Aug 2025539 AMAQI
15th Aug 20255010 AMAQI
15th Aug 20252911 AMAQI
15th Aug 20253312 PMAQI
15th Aug 2025301 PMAQI
15th Aug 2025322 PMAQI
15th Aug 2025333 PMAQI
15th Aug 2025324 PMAQI
15th Aug 2025365 PMAQI
15th Aug 2025386 PMAQI
15th Aug 2025407 PMAQI
15th Aug 2025408 PMAQI
15th Aug 2025479 PMAQI
15th Aug 20253910 PMAQI
15th Aug 20254011 PMAQI
16th Aug 20254712 AMAQI
16th Aug 2025541 AMAQI
16th Aug 2025542 AMAQI
16th Aug 2025523 AMAQI
16th Aug 2025524 AMAQI
27°C24/31°C
16th Aug 2025525 AMAQI
16th Aug 2025526 AMAQI
16th Aug 2025527 AMAQI
16th Aug 2025308 AMAQI
16th Aug 2025309 AMAQI
16th Aug 20253310 AMAQI
16th Aug 20253411 AMAQI
16th Aug 20254112 PMAQI
16th Aug 2025401 PMAQI
16th Aug 2025352 PMAQI
16th Aug 2025383 PMAQI
16th Aug 2025444 PMAQI
16th Aug 2025345 PMAQI
16th Aug 2025366 PMAQI
16th Aug 2025407 PMAQI
16th Aug 2025468 PMAQI
16th Aug 2025429 PMAQI
16th Aug 20254810 PMAQI
16th Aug 20254611 PMAQI
17th Aug 20255112 AMAQI
17th Aug 2025531 AMAQI
17th Aug 2025522 AMAQI
17th Aug 2025523 AMAQI
17th Aug 2025504 AMAQI
28°C26/30°C
17th Aug 2025515 AMAQI
17th Aug 2025516 AMAQI
17th Aug 2025517 AMAQI
17th Aug 2025548 AMAQI
17th Aug 2025569 AMAQI
17th Aug 20254510 AMAQI
17th Aug 20254511 AMAQI
17th Aug 20254312 PMAQI
17th Aug 2025451 PMAQI
17th Aug 2025442 PMAQI
17th Aug 2025553 PMAQI
17th Aug 2025574 PMAQI
17th Aug 2025585 PMAQI
17th Aug 2025626 PMAQI
17th Aug 2025607 PMAQI
17th Aug 2025588 PMAQI
17th Aug 2025589 PMAQI
17th Aug 20255810 PMAQI
17th Aug 20255811 PMAQI
18th Aug 20255912 AMAQI
18th Aug 2025541 AMAQI
18th Aug 2025522 AMAQI
18th Aug 2025523 AMAQI
18th Aug 2025524 AMAQI
26°C25/29°C
18th Aug 2025535 AMAQI
18th Aug 2025526 AMAQI
18th Aug 2025537 AMAQI
18th Aug 2025678 AMAQI
18th Aug 2025669 AMAQI
18th Aug 20257210 AMAQI
18th Aug 20257411 AMAQI
18th Aug 20257512 PMAQI
18th Aug 2025761 PMAQI
18th Aug 2025712 PMAQI
18th Aug 2025663 PMAQI
18th Aug 2025664 PMAQI
18th Aug 2025605 PMAQI
18th Aug 2025566 PMAQI
18th Aug 2025507 PMAQI
18th Aug 2025528 PMAQI
18th Aug 2025499 PMAQI
18th Aug 20255010 PMAQI
18th Aug 20255111 PMAQI
19th Aug 20255012 AMAQI
19th Aug 2025521 AMAQI
19th Aug 2025542 AMAQI
19th Aug 2025553 AMAQI
19th Aug 2025584 AMAQI
27°C25/30°C
19th Aug 2025585 AMAQI
19th Aug 2025586 AMAQI
19th Aug 2025587 AMAQI
19th Aug 2025538 AMAQI
19th Aug 2025569 AMAQI
19th Aug 20254710 AMAQI
19th Aug 20255911 AMAQI
19th Aug 20256012 PMAQI
19th Aug 2025581 PMAQI
19th Aug 2025522 PMAQI
19th Aug 2025573 PMAQI
19th Aug 2025574 PMAQI
19th Aug 2025575 PMAQI
19th Aug 2025556 PMAQI
19th Aug 2025567 PMAQI
19th Aug 2025588 PMAQI
19th Aug 2025569 PMAQI
19th Aug 20255410 PMAQI
19th Aug 20255411 PMAQI
20th Aug 20255512 AMAQI
20th Aug 2025561 AMAQI
20th Aug 2025562 AMAQI
20th Aug 2025563 AMAQI
20th Aug 2025564 AMAQI
28°C25/31°C
20th Aug 2025565 AMAQI
20th Aug 2025576 AMAQI
20th Aug 2025577 AMAQI
20th Aug 2025528 AMAQI
20th Aug 2025529 AMAQI
20th Aug 20255210 AMAQI
20th Aug 20255311 AMAQI
20th Aug 20254612 PMAQI
20th Aug 2025461 PMAQI
20th Aug 2025542 PMAQI
20th Aug 2025573 PMAQI
20th Aug 2025544 PMAQI
20th Aug 2025605 PMAQI
20th Aug 2025586 PMAQI
20th Aug 2025587 PMAQI
20th Aug 2025588 PMAQI
20th Aug 2025589 PMAQI
20th Aug 20256010 PMAQI
20th Aug 20255911 PMAQI
21st Aug 20255812 AMAQI
21st Aug 2025561 AMAQI
21st Aug 2025552 AMAQI
21st Aug 2025553 AMAQI
21st Aug 2025554 AMAQI
28°C26/31°C
21st Aug 2025555 AMAQI
5 AM21st Aug 2025556 AMAQI
21st Aug 2025557 AMAQI
21st Aug 2025418 AMAQI
21st Aug 2025509 AMAQI
21st Aug 20254810 AMAQI
21st Aug 20254211 AMAQI
11 AM21st Aug 20254912 PMAQI
21st Aug 2025461 PMAQI
21st Aug 2025542 PMAQI
21st Aug 2025563 PMAQI
6 PM
11 PM
4 AM
--°C/°C
Day time
Avg. Highest Time
5 AM - 7 AM
51AQI
3 hours / Day
90 hours / Month
Avg. Lowest Time
8 AM - 6 PM
43AQI
11 hours / Day
330 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 5 AM to 7 AM (Avg. 51), while the lowest AQI was between 8 AM to 6 PM (Avg. 43).
Night time
Avg. Highest Time
12 AM - 4 AM
51AQI
5 hours / Day
150 hours / Month
Avg. Lowest Time
7 PM
44AQI
1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 4 AM (Avg. 51), while the lowest AQI was between 7 PM to 7 PM (Avg. 44).
2025 Days Vs Air Quality
City Environmental Monitoring Station, Weihai, Shandong, China
2025
25%
57
66%
153
9%
21
0.4%
1
Total number of days with different AQI categories in last 233 days in 2025 (132 days remaining)
Good
57 DaysModerate
153 DaysPoor
21 DaysUnhealthy
1 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 25%
Health Risk Level:
Very high
In 2025, 25% of 233 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
City Environmental Monitoring Station, 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
83AQI
83AQI
2nd January 2025
53AQI
53AQI
3rd January 2025
59AQI
59AQI
4th January 2025
88AQI
88AQI
5th January 2025
143AQI
143AQI
6th January 2025
53AQI
53AQI
7th January 2025
70AQI
70AQI
8th January 2025
40AQI
40AQI
9th January 2025
43AQI
43AQI
10th January 2025
41AQI
41AQI
11th January 2025
59AQI
59AQI
12th January 2025
73AQI
73AQI
13th January 2025
120AQI
120AQI
14th January 2025
89AQI
89AQI
15th January 2025
63AQI
63AQI
16th January 2025
76AQI
76AQI
17th January 2025
74AQI
74AQI
18th January 2025
118AQI
118AQI
19th January 2025
144AQI
144AQI
20th January 2025
86AQI
86AQI
21st January 2025
151AQI
151AQI
22nd January 2025
67AQI
67AQI
23rd January 2025
83AQI
83AQI
24th January 2025
61AQI
61AQI
25th January 2025
87AQI
87AQI
26th January 2025
97AQI
97AQI
27th January 2025
60AQI
60AQI
28th January 2025
57AQI
57AQI
29th January 2025
79AQI
79AQI
30th January 2025
60AQI
60AQI
31st January 2025
69AQI
69AQI
1st February 2025
72AQI
72AQI
2nd February 2025
96AQI
96AQI
3rd February 2025
51AQI
51AQI
4th February 2025
53AQI
53AQI
5th February 2025
42AQI
42AQI
6th February 2025
59AQI
59AQI
7th February 2025
36AQI
36AQI
8th February 2025
41AQI
41AQI
9th February 2025
50AQI
50AQI
10th February 2025
87AQI
87AQI
11th February 2025
60AQI
60AQI
12th February 2025
62AQI
62AQI
13th February 2025
76AQI
76AQI
14th February 2025
105AQI
105AQI
15th February 2025
78AQI
78AQI
16th February 2025
89AQI
89AQI
17th February 2025
48AQI
48AQI
18th February 2025
60AQI
60AQI
19th February 2025
49AQI
49AQI
20th February 2025
55AQI
55AQI
21st February 2025
53AQI
53AQI
22nd February 2025
43AQI
43AQI
23rd February 2025
43AQI
43AQI
24th February 2025
59AQI
59AQI
25th February 2025
104AQI
104AQI
26th February 2025
109AQI
109AQI
27th February 2025
128AQI
128AQI
28th February 2025
144AQI
144AQI
1st March 2025
115AQI
115AQI
2nd March 2025
120AQI
120AQI
3rd March 2025
67AQI
67AQI
4th March 2025
63AQI
63AQI
5th March 2025
53AQI
53AQI
6th March 2025
72AQI
72AQI
7th March 2025
88AQI
88AQI
8th March 2025
127AQI
127AQI
9th March 2025
138AQI
138AQI
10th March 2025
120AQI
120AQI
11th March 2025
89AQI
89AQI
12th March 2025
138AQI
138AQI
13th March 2025
78AQI
78AQI
14th March 2025
82AQI
82AQI
15th March 2025
76AQI
76AQI
16th March 2025
63AQI
63AQI
17th March 2025
70AQI
70AQI
18th March 2025
64AQI
64AQI
19th March 2025
86AQI
86AQI
20th March 2025
78AQI
78AQI
21st March 2025
66AQI
66AQI
22nd March 2025
78AQI
78AQI
23rd March 2025
86AQI
86AQI
24th March 2025
110AQI
110AQI
25th March 2025
115AQI
115AQI
26th March 2025
128AQI
128AQI
27th March 2025
89AQI
89AQI
28th March 2025
56AQI
56AQI
29th March 2025
50AQI
50AQI
30th March 2025
63AQI
63AQI
31st March 2025
86AQI
86AQI
1st April 2025
100AQI
100AQI
2nd April 2025
81AQI
81AQI
3rd April 2025
89AQI
89AQI
4th April 2025
71AQI
71AQI
5th April 2025
76AQI
76AQI
6th April 2025
62AQI
62AQI
7th April 2025
103AQI
103AQI
8th April 2025
63AQI
63AQI
9th April 2025
75AQI
75AQI
10th April 2025
73AQI
73AQI
11th April 2025
64AQI
64AQI
12th April 2025
64AQI
64AQI
13th April 2025
51AQI
51AQI
14th April 2025
43AQI
43AQI
15th April 2025
62AQI
62AQI
16th April 2025
79AQI
79AQI
17th April 2025
105AQI
105AQI
18th April 2025
71AQI
71AQI
19th April 2025
79AQI
79AQI
20th April 2025
71AQI
71AQI
21st April 2025
61AQI
61AQI
22nd April 2025
56AQI
56AQI
23rd April 2025
59AQI
59AQI
24th April 2025
50AQI
50AQI
25th April 2025
49AQI
49AQI
26th April 2025
70AQI
70AQI
27th April 2025
79AQI
79AQI
28th April 2025
61AQI
61AQI
29th April 2025
74AQI
74AQI
30th April 2025
76AQI
76AQI
1st May 2025
72AQI
72AQI
2nd May 2025
53AQI
53AQI
3rd May 2025
51AQI
51AQI
4th May 2025
54AQI
54AQI
5th May 2025
44AQI
44AQI
6th May 2025
51AQI
51AQI
7th May 2025
63AQI
63AQI
8th May 2025
55AQI
55AQI
9th May 2025
59AQI
59AQI
10th May 2025
63AQI
63AQI
11th May 2025
66AQI
66AQI
12th May 2025
76AQI
76AQI
13th May 2025
75AQI
75AQI
14th May 2025
76AQI
76AQI
15th May 2025
72AQI
72AQI
16th May 2025
62AQI
62AQI
17th May 2025
62AQI
62AQI
18th May 2025
61AQI
61AQI
19th May 2025
83AQI
83AQI
20th May 2025
89AQI
89AQI
21st May 2025
66AQI
66AQI
22nd May 2025
107AQI
107AQI
23rd May 2025
76AQI
76AQI
24th May 2025
82AQI
82AQI
25th May 2025
79AQI
79AQI
26th May 2025
86AQI
86AQI
27th May 2025
99AQI
99AQI
28th May 2025
72AQI
72AQI
29th May 2025
76AQI
76AQI
30th May 2025
81AQI
81AQI
31st May 2025
77AQI
77AQI
1st June 2025
74AQI
74AQI
2nd June 2025
64AQI
64AQI
3rd June 2025
44AQI
44AQI
4th June 2025
43AQI
43AQI
5th June 2025
60AQI
60AQI
6th June 2025
69AQI
69AQI
7th June 2025
67AQI
67AQI
8th June 2025
64AQI
64AQI
9th June 2025
50AQI
50AQI
10th June 2025
53AQI
53AQI
11th June 2025
50AQI
50AQI
12th June 2025
40AQI
40AQI
13th June 2025
36AQI
36AQI
14th June 2025
40AQI
40AQI
15th June 2025
51AQI
51AQI
16th June 2025
55AQI
55AQI
17th June 2025
53AQI
53AQI
18th June 2025
60AQI
60AQI
19th June 2025
46AQI
46AQI
20th June 2025
50AQI
50AQI
21st June 2025
59AQI
59AQI
22nd June 2025
51AQI
51AQI
23rd June 2025
53AQI
53AQI
24th June 2025
56AQI
56AQI
25th June 2025
55AQI
55AQI
26th June 2025
63AQI
63AQI
27th June 2025
65AQI
65AQI
28th June 2025
71AQI
71AQI
29th June 2025
57AQI
57AQI
30th June 2025
49AQI
49AQI
1st July 2025
53AQI
53AQI
2nd July 2025
49AQI
49AQI
3rd July 2025
60AQI
60AQI
4th July 2025
63AQI
63AQI
5th July 2025
61AQI
61AQI
6th July 2025
59AQI
59AQI
7th July 2025
57AQI
57AQI
8th July 2025
46AQI
46AQI
9th July 2025
65AQI
65AQI
10th July 2025
66AQI
66AQI
11th July 2025
59AQI
59AQI
12th July 2025
55AQI
55AQI
13th July 2025
60AQI
60AQI
14th July 2025
50AQI
50AQI
15th July 2025
50AQI
50AQI
16th July 2025
53AQI
53AQI
17th July 2025
51AQI
51AQI
18th July 2025
48AQI
48AQI
19th July 2025
45AQI
45AQI
20th July 2025
39AQI
39AQI
21st July 2025
38AQI
38AQI
22nd July 2025
36AQI
36AQI
23rd July 2025
32AQI
32AQI
24th July 2025
47AQI
47AQI
25th July 2025
46AQI
46AQI
26th July 2025
50AQI
50AQI
27th July 2025
50AQI
50AQI
28th July 2025
44AQI
44AQI
29th July 2025
35AQI
35AQI
30th July 2025
36AQI
36AQI
31st July 2025
43AQI
43AQI
1st August 2025
54AQI
54AQI
2nd August 2025
56AQI
56AQI
3rd August 2025
51AQI
51AQI
4th August 2025
47AQI
47AQI
5th August 2025
47AQI
47AQI
6th August 2025
44AQI
44AQI
7th August 2025
46AQI
46AQI
8th August 2025
49AQI
49AQI
9th August 2025
39AQI
39AQI
10th August 2025
43AQI
43AQI
11th August 2025
50AQI
50AQI
12th August 2025
48AQI
48AQI
13th August 2025
50AQI
50AQI
14th August 2025
49AQI
49AQI
15th August 2025
44AQI
44AQI
16th August 2025
44AQI
44AQI
17th August 2025
53AQI
53AQI
18th August 2025
58AQI
58AQI
19th August 2025
55AQI
55AQI
20th August 2025
55AQI
55AQI
79AQI
70AQI
88AQI
71AQI
71AQI
55AQI
50AQI
49AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202567AQI
3
23
4
1
8
15
5
1
21
9
3
25
2
1
29
1
10
20
18
13
13
7
57
153
21
1
Highest AQI recorded in
March88AQI
Lowest AQI recorded in
August49AQI
202467AQI
8
15
7
1
7
12
7
3
2
18
10
1
3
22
5
8
22
1
13
15
2
13
15
3
12
19
20
10
15
13
3
12
18
12
16
3
125
195
41
5
Highest AQI recorded in
March90AQI
Lowest AQI recorded in
September46AQI
202373AQI
8
14
7
1
1
6
14
8
15
15
1
1
21
6
2
2
23
5
1
2
26
2
9
21
1
13
17
1
13
15
2
14
16
1
17
9
3
11
7
10
3
96
198
61
6
3
Highest AQI recorded in
March97AQI
Lowest AQI recorded in
November55AQI
202270AQI
9
16
6
6
8
5
2
4
22
3
2
1
25
3
4
23
4
5
25
5
16
1
1
13
16
16
13
2
11
16
2
1
14
9
6
2
88
189
33
7
Highest AQI recorded in
August116AQI
Lowest AQI recorded in
September54AQI
202176AQI
7
13
9
2
6
12
9
1
15
12
2
1
1
5
24
1
4
24
1
1
1
2
28
3
19
3
23
3
9
21
13
15
3
11
11
6
1
12
11
7
1
75
216
51
7
2
2
Highest AQI recorded in
March115AQI
Lowest AQI recorded in
September59AQI
202071AQI
5
8
2
7
9
1
1
16
1
3
20
3
11
16
4
11
20
8
21
10
17
4
12
13
5
5
13
7
6
68
151
33
7
Highest AQI recorded in
April96AQI
Lowest AQI recorded in
August58AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2021(Avg.)
76AQILeast Polluted Year Recorded
2024(Avg.)
67AQICity Environmental Monitoring Station's annual 2025 AQI (67) shows an average percentage change of -5.6% (improved AQI) compared to previous years: 2020 (71), 2021 (76), 2022 (70), 2023 (73), 2024 (67).
