Letters And Calls Building, Guli, Zhejiang, 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
Letters And Calls Building, Guli, Zhejiang, China
2021
2022
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
8th Aug 2021
82AQILowest AQI recorded on
12th Aug 2021
22AQISame Day Analysis (3rd August ):
On this day, AQI across the 4 years varied significantly: 2025 ranks 1st highest AQI at 57 of Moderate air quality on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 4th Aug - 5th Aug 2025
Letters And Calls Building, Guli, Zhejiang, China
AQI
Day
Night
.
5 AM4th Aug 2025
6 PM
4 AM5th Aug 2025
Day time
Avg. Highest Time
12AMNaNth undefined
AQI
Avg. Lowest Time
12AMNaNth undefined
AQI
Night time
Avg. Highest Time
3PM4th Aug
66AQI
Avg. Lowest Time
7AM4th Aug
56AQI
In the last 24 hours,
Letters And Calls Building's AQI reached its highest point of 66 at 3 PM during the Night, while the lowest point, undefined, was recorded at 4 AM during the Night between 4th Aug and 5th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Letters And Calls Building, Guli, Zhejiang, China
JulAug
06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 31st31st - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th
Day
Night
6th Jul 2025545 AMAQI
6th Jul 2025536 AMAQI
6th Jul 2025527 AMAQI
6th Jul 2025508 AMAQI
6th Jul 2025499 AMAQI
6th Jul 20254010 AMAQI
6th Jul 20253411 AMAQI
6th Jul 20253812 PMAQI
6th Jul 2025421 PMAQI
6th Jul 2025312 PMAQI
6th Jul 2025323 PMAQI
6th Jul 2025324 PMAQI
6th Jul 2025355 PMAQI
6th Jul 2025346 PMAQI
6th Jul 2025367 PMAQI
6th Jul 2025408 PMAQI
6th Jul 2025409 PMAQI
6th Jul 20253810 PMAQI
6th Jul 20254411 PMAQI
7th Jul 20254212 AMAQI
7th Jul 2025531 AMAQI
7th Jul 2025532 AMAQI
7th Jul 2025523 AMAQI
7th Jul 2025484 AMAQI
26°C19/36°C
7th Jul 2025485 AMAQI
7th Jul 2025496 AMAQI
7th Jul 2025507 AMAQI
7th Jul 2025358 AMAQI
7th Jul 2025319 AMAQI
7th Jul 20253010 AMAQI
7th Jul 20252811 AMAQI
7th Jul 20252912 PMAQI
7th Jul 2025321 PMAQI
7th Jul 2025302 PMAQI
7th Jul 2025273 PMAQI
7th Jul 2025244 PMAQI
7th Jul 2025245 PMAQI
7th Jul 2025276 PMAQI
7th Jul 2025337 PMAQI
7th Jul 2025408 PMAQI
7th Jul 2025409 PMAQI
7th Jul 20254010 PMAQI
7th Jul 20254411 PMAQI
8th Jul 20254512 AMAQI
8th Jul 2025521 AMAQI
8th Jul 2025532 AMAQI
8th Jul 2025503 AMAQI
8th Jul 2025474 AMAQI
27°C21/32°C
8th Jul 2025465 AMAQI
8th Jul 2025486 AMAQI
8th Jul 2025477 AMAQI
8th Jul 2025358 AMAQI
8th Jul 2025389 AMAQI
8th Jul 20254410 AMAQI
8th Jul 20254211 AMAQI
8th Jul 20254112 PMAQI
8th Jul 2025451 PMAQI
8th Jul 2025412 PMAQI
8th Jul 2025373 PMAQI
8th Jul 2025354 PMAQI
8th Jul 2025355 PMAQI
8th Jul 2025466 PMAQI
8th Jul 2025497 PMAQI
8th Jul 2025508 PMAQI
8th Jul 2025409 PMAQI
8th Jul 20254110 PMAQI
8th Jul 20253911 PMAQI
9th Jul 20254012 AMAQI
9th Jul 2025521 AMAQI
9th Jul 2025522 AMAQI
9th Jul 2025523 AMAQI
9th Jul 2025514 AMAQI
25°C23/27°C
9th Jul 2025525 AMAQI
9th Jul 2025506 AMAQI
9th Jul 2025507 AMAQI
9th Jul 2025388 AMAQI
9th Jul 2025349 AMAQI
9th Jul 20253310 AMAQI
9th Jul 20253611 AMAQI
9th Jul 20254012 PMAQI
9th Jul 2025451 PMAQI
9th Jul 2025422 PMAQI
9th Jul 2025433 PMAQI
9th Jul 2025404 PMAQI
9th Jul 2025345 PMAQI
9th Jul 2025346 PMAQI
9th Jul 2025367 PMAQI
9th Jul 2025408 PMAQI
9th Jul 2025399 PMAQI
9th Jul 20253610 PMAQI
9th Jul 20253611 PMAQI
10th Jul 20253612 AMAQI
10th Jul 2025411 AMAQI
10th Jul 2025492 AMAQI
10th Jul 2025473 AMAQI
10th Jul 2025454 AMAQI
25°C23/30°C
10th Jul 2025465 AMAQI
10th Jul 2025466 AMAQI
10th Jul 2025457 AMAQI
10th Jul 2025358 AMAQI
10th Jul 2025369 AMAQI
10th Jul 20252910 AMAQI
10th Jul 20252911 AMAQI
10th Jul 20253212 PMAQI
10th Jul 2025341 PMAQI
10th Jul 2025522 PMAQI
10th Jul 2025543 PMAQI
10th Jul 2025474 PMAQI
10th Jul 2025445 PMAQI
10th Jul 2025446 PMAQI
10th Jul 2025547 PMAQI
10th Jul 2025558 PMAQI
10th Jul 2025559 PMAQI
10th Jul 20255410 PMAQI
10th Jul 20255311 PMAQI
11th Jul 20255312 AMAQI
11th Jul 2025501 AMAQI
11th Jul 2025472 AMAQI
11th Jul 2025463 AMAQI
11th Jul 2025444 AMAQI
27°C23/32°C
11th Jul 2025455 AMAQI
11th Jul 2025466 AMAQI
11th Jul 2025437 AMAQI
11th Jul 2025418 AMAQI
11th Jul 2025429 AMAQI
11th Jul 20254510 AMAQI
11th Jul 20254511 AMAQI
11th Jul 20254112 PMAQI
11th Jul 2025371 PMAQI
11th Jul 2025362 PMAQI
11th Jul 2025313 PMAQI
11th Jul 2025284 PMAQI
11th Jul 2025305 PMAQI
11th Jul 2025316 PMAQI
11th Jul 2025347 PMAQI
11th Jul 2025398 PMAQI
11th Jul 2025399 PMAQI
11th Jul 20253910 PMAQI
11th Jul 20253811 PMAQI
12th Jul 20254012 AMAQI
12th Jul 2025461 AMAQI
12th Jul 2025502 AMAQI
12th Jul 2025483 AMAQI
12th Jul 2025454 AMAQI
26°C22/30°C
12th Jul 2025465 AMAQI
12th Jul 2025476 AMAQI
12th Jul 2025467 AMAQI
12th Jul 2025398 AMAQI
12th Jul 2025389 AMAQI
12th Jul 20254010 AMAQI
12th Jul 20254111 AMAQI
12th Jul 20254212 PMAQI
12th Jul 2025421 PMAQI
12th Jul 2025382 PMAQI
12th Jul 2025393 PMAQI
12th Jul 2025414 PMAQI
12th Jul 2025425 PMAQI
12th Jul 2025476 PMAQI
12th Jul 2025437 PMAQI
12th Jul 2025418 PMAQI
12th Jul 2025419 PMAQI
12th Jul 20254210 PMAQI
12th Jul 20254111 PMAQI
13th Jul 20254212 AMAQI
13th Jul 2025481 AMAQI
13th Jul 2025482 AMAQI
13th Jul 2025463 AMAQI
13th Jul 2025434 AMAQI
26°C23/30°C
13th Jul 2025445 AMAQI
13th Jul 2025436 AMAQI
13th Jul 2025437 AMAQI
13th Jul 2025428 AMAQI
13th Jul 2025479 AMAQI
13th Jul 20254410 AMAQI
13th Jul 20254511 AMAQI
13th Jul 20254912 PMAQI
13th Jul 2025421 PMAQI
13th Jul 2025422 PMAQI
13th Jul 2025433 PMAQI
13th Jul 2025394 PMAQI
13th Jul 2025455 PMAQI
13th Jul 2025436 PMAQI
13th Jul 2025527 PMAQI
13th Jul 2025498 PMAQI
13th Jul 2025519 PMAQI
13th Jul 20254910 PMAQI
13th Jul 20255211 PMAQI
14th Jul 20255312 AMAQI
14th Jul 2025461 AMAQI
14th Jul 2025462 AMAQI
14th Jul 2025493 AMAQI
14th Jul 2025494 AMAQI
25°C21/29°C
14th Jul 2025485 AMAQI
14th Jul 2025476 AMAQI
14th Jul 2025487 AMAQI
14th Jul 2025568 AMAQI
14th Jul 2025559 AMAQI
14th Jul 20255410 AMAQI
14th Jul 20255611 AMAQI
14th Jul 20255612 PMAQI
14th Jul 2025601 PMAQI
14th Jul 2025582 PMAQI
14th Jul 2025503 PMAQI
14th Jul 2025524 PMAQI
14th Jul 2025535 PMAQI
14th Jul 2025546 PMAQI
14th Jul 2025587 PMAQI
14th Jul 2025568 PMAQI
14th Jul 2025599 PMAQI
14th Jul 20255710 PMAQI
14th Jul 20255611 PMAQI
15th Jul 20255412 AMAQI
15th Jul 2025531 AMAQI
15th Jul 2025532 AMAQI
15th Jul 2025543 AMAQI
15th Jul 2025544 AMAQI
26°C21/34°C
15th Jul 2025545 AMAQI
15th Jul 2025536 AMAQI
15th Jul 2025547 AMAQI
15th Jul 2025598 AMAQI
15th Jul 2025629 AMAQI
15th Jul 20256310 AMAQI
15th Jul 20256611 AMAQI
15th Jul 20256412 PMAQI
15th Jul 2025641 PMAQI
15th Jul 2025622 PMAQI
15th Jul 2025553 PMAQI
15th Jul 2025574 PMAQI
15th Jul 2025595 PMAQI
15th Jul 2025606 PMAQI
15th Jul 2025607 PMAQI
15th Jul 2025588 PMAQI
15th Jul 2025609 PMAQI
15th Jul 20256210 PMAQI
15th Jul 20256311 PMAQI
16th Jul 20256312 AMAQI
16th Jul 2025541 AMAQI
16th Jul 2025542 AMAQI
16th Jul 2025553 AMAQI
16th Jul 2025564 AMAQI
27°C20/36°C
16th Jul 2025575 AMAQI
16th Jul 2025576 AMAQI
16th Jul 2025587 AMAQI
16th Jul 2025628 AMAQI
16th Jul 2025679 AMAQI
16th Jul 20256810 AMAQI
16th Jul 20256411 AMAQI
16th Jul 20256112 PMAQI
16th Jul 2025601 PMAQI
16th Jul 2025612 PMAQI
16th Jul 2025563 PMAQI
16th Jul 2025604 PMAQI
16th Jul 2025615 PMAQI
16th Jul 2025596 PMAQI
16th Jul 2025597 PMAQI
16th Jul 2025608 PMAQI
16th Jul 2025609 PMAQI
16th Jul 20255810 PMAQI
16th Jul 20255611 PMAQI
17th Jul 20255712 AMAQI
17th Jul 2025571 AMAQI
17th Jul 2025582 AMAQI
17th Jul 2025583 AMAQI
17th Jul 2025594 AMAQI
26°C20/34°C
17th Jul 2025595 AMAQI
17th Jul 2025586 AMAQI
17th Jul 2025597 AMAQI
17th Jul 2025608 AMAQI
17th Jul 2025559 AMAQI
17th Jul 20255610 AMAQI
17th Jul 20255811 AMAQI
17th Jul 20255712 PMAQI
17th Jul 2025561 PMAQI
17th Jul 2025552 PMAQI
17th Jul 2025553 PMAQI
17th Jul 2025554 PMAQI
17th Jul 2025525 PMAQI
17th Jul 2025526 PMAQI
17th Jul 2025527 PMAQI
17th Jul 2025548 PMAQI
17th Jul 2025559 PMAQI
17th Jul 20255710 PMAQI
17th Jul 20255511 PMAQI
18th Jul 20255512 AMAQI
18th Jul 2025591 AMAQI
18th Jul 2025582 AMAQI
18th Jul 2025593 AMAQI
18th Jul 2025594 AMAQI
26°C20/33°C
18th Jul 2025585 AMAQI
18th Jul 2025606 AMAQI
18th Jul 2025597 AMAQI
18th Jul 2025568 AMAQI
18th Jul 2025569 AMAQI
18th Jul 20255810 AMAQI
18th Jul 20255711 AMAQI
18th Jul 20255412 PMAQI
18th Jul 2025541 PMAQI
18th Jul 2025552 PMAQI
18th Jul 2025673 PMAQI
18th Jul 2025704 PMAQI
18th Jul 2025575 PMAQI
18th Jul 2025536 PMAQI
18th Jul 2025567 PMAQI
18th Jul 2025578 PMAQI
18th Jul 2025549 PMAQI
18th Jul 20255310 PMAQI
18th Jul 20255311 PMAQI
19th Jul 20255812 AMAQI
19th Jul 2025581 AMAQI
19th Jul 2025582 AMAQI
19th Jul 2025583 AMAQI
19th Jul 2025574 AMAQI
28°C21/34°C
19th Jul 2025585 AMAQI
19th Jul 2025576 AMAQI
19th Jul 2025577 AMAQI
19th Jul 2025388 AMAQI
19th Jul 2025309 AMAQI
19th Jul 20252910 AMAQI
19th Jul 20252411 AMAQI
19th Jul 20253212 PMAQI
19th Jul 2025301 PMAQI
19th Jul 2025262 PMAQI
19th Jul 2025263 PMAQI
19th Jul 2025274 PMAQI
19th Jul 2025285 PMAQI
19th Jul 2025266 PMAQI
19th Jul 2025347 PMAQI
19th Jul 2025518 PMAQI
19th Jul 2025529 PMAQI
19th Jul 20255010 PMAQI
19th Jul 20255111 PMAQI
20th Jul 20255212 AMAQI
20th Jul 2025561 AMAQI
20th Jul 2025562 AMAQI
20th Jul 2025553 AMAQI
20th Jul 2025534 AMAQI
25°C23/29°C
20th Jul 2025535 AMAQI
20th Jul 2025536 AMAQI
20th Jul 2025537 AMAQI
20th Jul 2025428 AMAQI
20th Jul 2025349 AMAQI
20th Jul 20253110 AMAQI
20th Jul 20252911 AMAQI
20th Jul 20252912 PMAQI
20th Jul 2025311 PMAQI
20th Jul 2025262 PMAQI
20th Jul 2025263 PMAQI
20th Jul 2025294 PMAQI
20th Jul 2025315 PMAQI
20th Jul 2025346 PMAQI
20th Jul 2025397 PMAQI
20th Jul 2025488 PMAQI
20th Jul 2025489 PMAQI
20th Jul 20255010 PMAQI
20th Jul 20254811 PMAQI
21st Jul 20254812 AMAQI
21st Jul 2025551 AMAQI
21st Jul 2025542 AMAQI
21st Jul 2025543 AMAQI
21st Jul 2025524 AMAQI
28°C25/32°C
21st Jul 2025525 AMAQI
21st Jul 2025526 AMAQI
21st Jul 2025517 AMAQI
21st Jul 2025308 AMAQI
21st Jul 2025239 AMAQI
21st Jul 20252010 AMAQI
21st Jul 20252011 AMAQI
21st Jul 20252212 PMAQI
21st Jul 2025221 PMAQI
21st Jul 2025232 PMAQI
21st Jul 2025233 PMAQI
21st Jul 2025264 PMAQI
21st Jul 2025245 PMAQI
21st Jul 2025236 PMAQI
21st Jul 2025307 PMAQI
21st Jul 2025438 PMAQI
21st Jul 2025469 PMAQI
21st Jul 20254410 PMAQI
21st Jul 20254311 PMAQI
22nd Jul 20254212 AMAQI
22nd Jul 2025511 AMAQI
22nd Jul 2025542 AMAQI
22nd Jul 2025523 AMAQI
22nd Jul 2025514 AMAQI
26°C25/29°C
22nd Jul 2025505 AMAQI
22nd Jul 2025506 AMAQI
22nd Jul 2025507 AMAQI
22nd Jul 2025338 AMAQI
22nd Jul 2025269 AMAQI
22nd Jul 20252810 AMAQI
22nd Jul 20253211 AMAQI
22nd Jul 20252712 PMAQI
22nd Jul 2025281 PMAQI
22nd Jul 2025302 PMAQI
22nd Jul 2025343 PMAQI
22nd Jul 2025354 PMAQI
22nd Jul 2025335 PMAQI
22nd Jul 2025326 PMAQI
22nd Jul 2025367 PMAQI
22nd Jul 2025448 PMAQI
22nd Jul 2025449 PMAQI
22nd Jul 20254410 PMAQI
22nd Jul 20254411 PMAQI
23rd Jul 20254612 AMAQI
23rd Jul 2025491 AMAQI
23rd Jul 2025522 AMAQI
23rd Jul 2025503 AMAQI
23rd Jul 2025474 AMAQI
25°C23/27°C
23rd Jul 2025465 AMAQI
23rd Jul 2025486 AMAQI
23rd Jul 2025467 AMAQI
23rd Jul 2025338 AMAQI
23rd Jul 2025309 AMAQI
23rd Jul 20253310 AMAQI
23rd Jul 20253011 AMAQI
23rd Jul 20253212 PMAQI
23rd Jul 2025321 PMAQI
23rd Jul 2025312 PMAQI
23rd Jul 2025303 PMAQI
23rd Jul 2025324 PMAQI
23rd Jul 2025285 PMAQI
23rd Jul 2025306 PMAQI
23rd Jul 2025377 PMAQI
23rd Jul 2025528 PMAQI
23rd Jul 2025449 PMAQI
23rd Jul 20254010 PMAQI
23rd Jul 20254111 PMAQI
24th Jul 20254612 AMAQI
24th Jul 2025461 AMAQI
24th Jul 2025472 AMAQI
24th Jul 2025463 AMAQI
24th Jul 2025434 AMAQI
27°C22/33°C
24th Jul 2025435 AMAQI
24th Jul 2025436 AMAQI
24th Jul 2025437 AMAQI
24th Jul 2025328 AMAQI
24th Jul 2025319 AMAQI
24th Jul 20253110 AMAQI
24th Jul 20252811 AMAQI
24th Jul 20252912 PMAQI
24th Jul 2025271 PMAQI
24th Jul 2025292 PMAQI
24th Jul 2025303 PMAQI
24th Jul 2025294 PMAQI
24th Jul 2025295 PMAQI
24th Jul 2025296 PMAQI
24th Jul 2025347 PMAQI
24th Jul 2025408 PMAQI
24th Jul 2025429 PMAQI
24th Jul 20253810 PMAQI
24th Jul 20253811 PMAQI
25th Jul 20253812 AMAQI
25th Jul 2025461 AMAQI
25th Jul 2025462 AMAQI
25th Jul 2025423 AMAQI
25th Jul 2025414 AMAQI
27°C23/32°C
25th Jul 2025405 AMAQI
25th Jul 2025416 AMAQI
25th Jul 2025407 AMAQI
25th Jul 2025488 AMAQI
25th Jul 2025509 AMAQI
25th Jul 20254910 AMAQI
25th Jul 20254411 AMAQI
25th Jul 20254212 PMAQI
25th Jul 2025401 PMAQI
25th Jul 2025312 PMAQI
25th Jul 2025263 PMAQI
25th Jul 2025264 PMAQI
25th Jul 2025255 PMAQI
25th Jul 2025316 PMAQI
25th Jul 2025367 PMAQI
25th Jul 2025378 PMAQI
25th Jul 2025389 PMAQI
25th Jul 20253610 PMAQI
25th Jul 20253811 PMAQI
26th Jul 20253412 AMAQI
26th Jul 2025411 AMAQI
26th Jul 2025432 AMAQI
26th Jul 2025433 AMAQI
26th Jul 2025434 AMAQI
26°C24/28°C
26th Jul 2025425 AMAQI
26th Jul 2025426 AMAQI
26th Jul 2025407 AMAQI
26th Jul 2025278 AMAQI
26th Jul 2025339 AMAQI
26th Jul 20252310 AMAQI
26th Jul 20252611 AMAQI
26th Jul 20252712 PMAQI
26th Jul 2025261 PMAQI
26th Jul 2025262 PMAQI
26th Jul 2025243 PMAQI
26th Jul 2025264 PMAQI
26th Jul 2025225 PMAQI
26th Jul 2025256 PMAQI
26th Jul 2025307 PMAQI
26th Jul 2025328 PMAQI
26th Jul 2025329 PMAQI
26th Jul 20253510 PMAQI
26th Jul 20253811 PMAQI
27th Jul 20254012 AMAQI
27th Jul 2025411 AMAQI
27th Jul 2025422 AMAQI
27th Jul 2025403 AMAQI
27th Jul 2025384 AMAQI
27°C25/30°C
27th Jul 2025365 AMAQI
27th Jul 2025376 AMAQI
27th Jul 2025377 AMAQI
27th Jul 2025368 AMAQI
27th Jul 2025369 AMAQI
27th Jul 20253510 AMAQI
27th Jul 20253011 AMAQI
27th Jul 20252412 PMAQI
27th Jul 2025251 PMAQI
27th Jul 2025282 PMAQI
27th Jul 2025303 PMAQI
27th Jul 2025344 PMAQI
27th Jul 2025315 PMAQI
27th Jul 2025356 PMAQI
27th Jul 2025347 PMAQI
27th Jul 2025378 PMAQI
27th Jul 2025389 PMAQI
27th Jul 20253710 PMAQI
27th Jul 20253811 PMAQI
28th Jul 20253712 AMAQI
28th Jul 2025391 AMAQI
28th Jul 2025392 AMAQI
28th Jul 2025393 AMAQI
28th Jul 2025384 AMAQI
27°C25/30°C
28th Jul 2025375 AMAQI
28th Jul 2025376 AMAQI
28th Jul 2025377 AMAQI
28th Jul 2025358 AMAQI
28th Jul 2025429 AMAQI
28th Jul 20254510 AMAQI
28th Jul 20253711 AMAQI
28th Jul 20254212 PMAQI
28th Jul 2025431 PMAQI
28th Jul 2025322 PMAQI
28th Jul 2025323 PMAQI
28th Jul 2025344 PMAQI
28th Jul 2025335 PMAQI
28th Jul 2025366 PMAQI
28th Jul 2025327 PMAQI
28th Jul 2025358 PMAQI
28th Jul 2025319 PMAQI
28th Jul 20253310 PMAQI
28th Jul 20253611 PMAQI
29th Jul 20253812 AMAQI
29th Jul 2025411 AMAQI
29th Jul 2025392 AMAQI
29th Jul 2025413 AMAQI
29th Jul 2025404 AMAQI
27°C24/31°C
29th Jul 2025405 AMAQI
29th Jul 2025396 AMAQI
29th Jul 2025387 AMAQI
29th Jul 2025348 AMAQI
29th Jul 2025349 AMAQI
29th Jul 20254210 AMAQI
29th Jul 20254711 AMAQI
29th Jul 20254612 PMAQI
29th Jul 2025441 PMAQI
29th Jul 2025372 PMAQI
29th Jul 2025303 PMAQI
29th Jul 2025344 PMAQI
29th Jul 2025345 PMAQI
29th Jul 2025366 PMAQI
29th Jul 2025387 PMAQI
29th Jul 2025388 PMAQI
29th Jul 2025389 PMAQI
29th Jul 20253610 PMAQI
29th Jul 20253911 PMAQI
30th Jul 20254212 AMAQI
30th Jul 2025411 AMAQI
30th Jul 2025402 AMAQI
30th Jul 2025393 AMAQI
30th Jul 2025414 AMAQI
26°C23/31°C
30th Jul 2025405 AMAQI
30th Jul 2025416 AMAQI
30th Jul 2025427 AMAQI
30th Jul 2025438 AMAQI
30th Jul 2025509 AMAQI
30th Jul 20255110 AMAQI
30th Jul 20255011 AMAQI
30th Jul 20254212 PMAQI
30th Jul 2025481 PMAQI
30th Jul 2025462 PMAQI
30th Jul 2025393 PMAQI
30th Jul 2025384 PMAQI
30th Jul 2025465 PMAQI
30th Jul 2025446 PMAQI
30th Jul 2025457 PMAQI
30th Jul 2025438 PMAQI
30th Jul 2025409 PMAQI
30th Jul 20253910 PMAQI
30th Jul 20253811 PMAQI
31st Jul 20254012 AMAQI
31st Jul 2025381 AMAQI
31st Jul 2025392 AMAQI
31st Jul 2025393 AMAQI
31st Jul 2025394 AMAQI
27°C24/32°C
31st Jul 2025395 AMAQI
31st Jul 2025396 AMAQI
31st Jul 2025397 AMAQI
31st Jul 2025398 AMAQI
31st Jul 2025399 AMAQI
31st Jul 20254010 AMAQI
31st Jul 20253511 AMAQI
31st Jul 20252812 PMAQI
31st Jul 2025261 PMAQI
31st Jul 2025252 PMAQI
31st Jul 2025293 PMAQI
31st Jul 2025284 PMAQI
31st Jul 2025335 PMAQI
31st Jul 2025356 PMAQI
31st Jul 2025447 PMAQI
31st Jul 2025528 PMAQI
31st Jul 2025519 PMAQI
31st Jul 20255510 PMAQI
31st Jul 20255411 PMAQI
1st Aug 20255112 AMAQI
1st Aug 2025491 AMAQI
1st Aug 2025452 AMAQI
1st Aug 2025443 AMAQI
1st Aug 2025434 AMAQI
28°C23/34°C
1st Aug 2025445 AMAQI
1st Aug 2025466 AMAQI
1st Aug 2025467 AMAQI
1st Aug 2025648 AMAQI
1st Aug 2025619 AMAQI
1st Aug 20256710 AMAQI
1st Aug 20256311 AMAQI
1st Aug 20256012 PMAQI
1st Aug 2025571 PMAQI
1st Aug 2025482 PMAQI
1st Aug 2025563 PMAQI
1st Aug 2025614 PMAQI
1st Aug 2025555 PMAQI
1st Aug 2025526 PMAQI
1st Aug 2025557 PMAQI
1st Aug 2025568 PMAQI
1st Aug 2025599 PMAQI
1st Aug 20255710 PMAQI
1st Aug 20256011 PMAQI
2nd Aug 20255312 AMAQI
2nd Aug 2025481 AMAQI
2nd Aug 2025492 AMAQI
2nd Aug 2025513 AMAQI
2nd Aug 2025524 AMAQI
27°C19/36°C
2nd Aug 2025535 AMAQI
2nd Aug 2025536 AMAQI
2nd Aug 2025547 AMAQI
2nd Aug 2025588 AMAQI
2nd Aug 2025669 AMAQI
2nd Aug 20256610 AMAQI
2nd Aug 20257011 AMAQI
2nd Aug 20256812 PMAQI
2nd Aug 2025641 PMAQI
2nd Aug 2025662 PMAQI
2nd Aug 2025623 PMAQI
2nd Aug 2025644 PMAQI
2nd Aug 2025665 PMAQI
2nd Aug 2025656 PMAQI
2nd Aug 2025587 PMAQI
2nd Aug 2025608 PMAQI
2nd Aug 2025609 PMAQI
2nd Aug 20256010 PMAQI
2nd Aug 20255911 PMAQI
3rd Aug 20255712 AMAQI
3rd Aug 2025521 AMAQI
3rd Aug 2025532 AMAQI
3rd Aug 2025553 AMAQI
3rd Aug 2025564 AMAQI
27°C21/36°C
3rd Aug 2025565 AMAQI
3rd Aug 2025566 AMAQI
3rd Aug 2025557 AMAQI
3rd Aug 2025618 AMAQI
3rd Aug 2025649 AMAQI
3rd Aug 20256010 AMAQI
3rd Aug 20256011 AMAQI
3rd Aug 20256112 PMAQI
3rd Aug 2025591 PMAQI
3rd Aug 2025582 PMAQI
3rd Aug 2025603 PMAQI
3rd Aug 2025584 PMAQI
3rd Aug 2025595 PMAQI
3rd Aug 2025616 PMAQI
3rd Aug 2025587 PMAQI
3rd Aug 2025598 PMAQI
3rd Aug 2025589 PMAQI
3rd Aug 20255710 PMAQI
3rd Aug 20255611 PMAQI
4th Aug 20255612 AMAQI
4th Aug 2025551 AMAQI
4th Aug 2025562 AMAQI
4th Aug 2025563 AMAQI
4th Aug 2025564 AMAQI
28°C21/35°C
4th Aug 2025575 AMAQI
4th Aug 2025566 AMAQI
4th Aug 2025567 AMAQI
4th Aug 2025588 AMAQI
4th Aug 2025609 AMAQI
4th Aug 20255710 AMAQI
4th Aug 20256311 AMAQI
4th Aug 20255912 PMAQI
4th Aug 2025621 PMAQI
4th Aug 2025602 PMAQI
4th Aug 2025663 PMAQI
4th Aug 2025584 PMAQI
4th Aug 2025625 PMAQI
4th Aug 2025596 PMAQI
4th Aug 2025607 PMAQI
4th Aug 2025588 PMAQI
4th Aug 2025609 PMAQI
4th Aug 20255710 PMAQI
4th Aug 20255911 PMAQI
5th Aug 20255712 AMAQI
--°C/°C
5 AM
11 AM
6 PM
11 PM
4 AM
--°C/°C
Day time
Avg. Highest Time
5 AM - 7 AM
48AQI
3 hours / Day
90 hours / Month
Avg. Lowest Time
8 AM - 6 PM
42AQI
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. 48), while the lowest AQI was between 8 AM to 6 PM (Avg. 42).
Night time
Avg. Highest Time
12 AM - 4 AM
49AQI
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. 49), while the lowest AQI was between 7 PM to 7 PM (Avg. 44).
2025 Days Vs Air Quality
Letters And Calls Building, Guli, Zhejiang, China
2025
15%
32
70%
151
15%
32
Total number of days with different AQI categories in last 216 days in 2025 (149 days remaining)
Good
32 DaysModerate
151 DaysPoor
32 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 15%
Health Risk Level:
Extreme
In 2025, 15% of 216 days were within WHO’s safe air quality limits. The risk of health issues is Extreme, potentially causing respiratory problems, heart disease, skin issues, and stress, especially for children, the elderly, and those with pre-existing conditions.
Annual Air Quality Insights
Letters And Calls Building, Guli, Zhejiang, 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
139AQI
139AQI
2nd January 2025
134AQI
134AQI
3rd January 2025
136AQI
136AQI
4th January 2025
118AQI
118AQI
5th January 2025
121AQI
121AQI
6th January 2025
132AQI
132AQI
7th January 2025
133AQI
133AQI
8th January 2025
136AQI
136AQI
9th January 2025
111AQI
111AQI
10th January 2025
93AQI
93AQI
11th January 2025
97AQI
97AQI
12th January 2025
103AQI
103AQI
13th January 2025
113AQI
113AQI
14th January 2025
111AQI
111AQI
15th January 2025
127AQI
127AQI
16th January 2025
86AQI
86AQI
17th January 2025
104AQI
104AQI
18th January 2025
100AQI
100AQI
19th January 2025
97AQI
97AQI
20th January 2025
122AQI
122AQI
21st January 2025
137AQI
137AQI
22nd January 2025
133AQI
133AQI
23rd January 2025
112AQI
112AQI
24th January 2025
100AQI
100AQI
25th January 2025
86AQI
86AQI
26th January 2025
68AQI
68AQI
27th January 2025
65AQI
65AQI
28th January 2025
70AQI
70AQI
29th January 2025
109AQI
109AQI
30th January 2025
82AQI
82AQI
31st January 2025
95AQI
95AQI
1st February 2025
62AQI
62AQI
2nd February 2025
68AQI
68AQI
3rd February 2025
106AQI
106AQI
4th February 2025
86AQI
86AQI
5th February 2025
83AQI
83AQI
6th February 2025
86AQI
86AQI
7th February 2025
74AQI
74AQI
8th February 2025
65AQI
65AQI
9th February 2025
72AQI
72AQI
10th February 2025
87AQI
87AQI
11th February 2025
68AQI
68AQI
12th February 2025
95AQI
95AQI
13th February 2025
121AQI
121AQI
14th February 2025
113AQI
113AQI
15th February 2025
134AQI
134AQI
16th February 2025
89AQI
89AQI
17th February 2025
110AQI
110AQI
18th February 2025
88AQI
88AQI
19th February 2025
87AQI
87AQI
20th February 2025
66AQI
66AQI
21st February 2025
62AQI
62AQI
22nd February 2025
66AQI
66AQI
23rd February 2025
86AQI
86AQI
24th February 2025
118AQI
118AQI
25th February 2025
126AQI
126AQI
26th February 2025
130AQI
130AQI
27th February 2025
110AQI
110AQI
28th February 2025
95AQI
95AQI
1st March 2025
94AQI
94AQI
2nd March 2025
80AQI
80AQI
3rd March 2025
86AQI
86AQI
4th March 2025
54AQI
54AQI
5th March 2025
70AQI
70AQI
6th March 2025
62AQI
62AQI
7th March 2025
84AQI
84AQI
8th March 2025
92AQI
92AQI
9th March 2025
95AQI
95AQI
10th March 2025
108AQI
108AQI
11th March 2025
105AQI
105AQI
12th March 2025
92AQI
92AQI
13th March 2025
66AQI
66AQI
14th March 2025
74AQI
74AQI
15th March 2025
42AQI
42AQI
16th March 2025
73AQI
73AQI
17th March 2025
61AQI
61AQI
18th March 2025
70AQI
70AQI
19th March 2025
77AQI
77AQI
20th March 2025
74AQI
74AQI
21st March 2025
76AQI
76AQI
22nd March 2025
78AQI
78AQI
23rd March 2025
84AQI
84AQI
24th March 2025
89AQI
89AQI
25th March 2025
93AQI
93AQI
26th March 2025
117AQI
117AQI
27th March 2025
112AQI
112AQI
28th March 2025
81AQI
81AQI
29th March 2025
81AQI
81AQI
30th March 2025
77AQI
77AQI
31st March 2025
72AQI
72AQI
1st April 2025
75AQI
75AQI
2nd April 2025
75AQI
75AQI
3rd April 2025
87AQI
87AQI
4th April 2025
84AQI
84AQI
5th April 2025
86AQI
86AQI
6th April 2025
88AQI
88AQI
7th April 2025
88AQI
88AQI
8th April 2025
90AQI
90AQI
9th April 2025
98AQI
98AQI
10th April 2025
79AQI
79AQI
11th April 2025
83AQI
83AQI
12th April 2025
97AQI
97AQI
13th April 2025
89AQI
89AQI
14th April 2025
95AQI
95AQI
15th April 2025
78AQI
78AQI
16th April 2025
85AQI
85AQI
17th April 2025
88AQI
88AQI
18th April 2025
91AQI
91AQI
19th April 2025
88AQI
88AQI
20th April 2025
90AQI
90AQI
21st April 2025
83AQI
83AQI
22nd April 2025
66AQI
66AQI
23rd April 2025
70AQI
70AQI
24th April 2025
67AQI
67AQI
25th April 2025
66AQI
66AQI
26th April 2025
68AQI
68AQI
27th April 2025
70AQI
70AQI
28th April 2025
72AQI
72AQI
29th April 2025
80AQI
80AQI
30th April 2025
76AQI
76AQI
1st May 2025
77AQI
77AQI
2nd May 2025
78AQI
78AQI
3rd May 2025
85AQI
85AQI
4th May 2025
77AQI
77AQI
5th May 2025
69AQI
69AQI
6th May 2025
82AQI
82AQI
7th May 2025
90AQI
90AQI
8th May 2025
73AQI
73AQI
9th May 2025
69AQI
69AQI
10th May 2025
74AQI
74AQI
11th May 2025
72AQI
72AQI
12th May 2025
72AQI
72AQI
13th May 2025
74AQI
74AQI
14th May 2025
74AQI
74AQI
15th May 2025
84AQI
84AQI
16th May 2025
78AQI
78AQI
17th May 2025
76AQI
76AQI
18th May 2025
69AQI
69AQI
19th May 2025
70AQI
70AQI
20th May 2025
70AQI
70AQI
21st May 2025
62AQI
62AQI
22nd May 2025
70AQI
70AQI
23rd May 2025
56AQI
56AQI
24th May 2025
75AQI
75AQI
25th May 2025
84AQI
84AQI
26th May 2025
86AQI
86AQI
27th May 2025
86AQI
86AQI
28th May 2025
71AQI
71AQI
29th May 2025
65AQI
65AQI
30th May 2025
73AQI
73AQI
31st May 2025
73AQI
73AQI
1st June 2025
68AQI
68AQI
2nd June 2025
60AQI
60AQI
3rd June 2025
59AQI
59AQI
4th June 2025
66AQI
66AQI
5th June 2025
61AQI
61AQI
6th June 2025
68AQI
68AQI
7th June 2025
76AQI
76AQI
8th June 2025
61AQI
61AQI
9th June 2025
60AQI
60AQI
10th June 2025
57AQI
57AQI
11th June 2025
55AQI
55AQI
12th June 2025
59AQI
59AQI
13th June 2025
45AQI
45AQI
14th June 2025
54AQI
54AQI
15th June 2025
55AQI
55AQI
16th June 2025
57AQI
57AQI
17th June 2025
61AQI
61AQI
18th June 2025
53AQI
53AQI
19th June 2025
52AQI
52AQI
20th June 2025
47AQI
47AQI
21st June 2025
50AQI
50AQI
22nd June 2025
53AQI
53AQI
23rd June 2025
47AQI
47AQI
24th June 2025
53AQI
53AQI
25th June 2025
55AQI
55AQI
26th June 2025
52AQI
52AQI
27th June 2025
53AQI
53AQI
28th June 2025
49AQI
49AQI
29th June 2025
50AQI
50AQI
30th June 2025
44AQI
44AQI
1st July 2025
43AQI
43AQI
2nd July 2025
43AQI
43AQI
3rd July 2025
51AQI
51AQI
4th July 2025
52AQI
52AQI
5th July 2025
50AQI
50AQI
6th July 2025
44AQI
44AQI
7th July 2025
39AQI
39AQI
8th July 2025
44AQI
44AQI
9th July 2025
42AQI
42AQI
10th July 2025
45AQI
45AQI
11th July 2025
40AQI
40AQI
12th July 2025
43AQI
43AQI
13th July 2025
46AQI
46AQI
14th July 2025
53AQI
53AQI
15th July 2025
58AQI
58AQI
16th July 2025
59AQI
59AQI
17th July 2025
56AQI
56AQI
18th July 2025
57AQI
57AQI
19th July 2025
44AQI
44AQI
20th July 2025
43AQI
43AQI
21st July 2025
38AQI
38AQI
22nd July 2025
41AQI
41AQI
23rd July 2025
40AQI
40AQI
24th July 2025
37AQI
37AQI
25th July 2025
39AQI
39AQI
26th July 2025
33AQI
33AQI
27th July 2025
35AQI
35AQI
28th July 2025
36AQI
36AQI
29th July 2025
38AQI
38AQI
30th July 2025
43AQI
43AQI
31st July 2025
39AQI
39AQI
1st August 2025
53AQI
53AQI
2nd August 2025
59AQI
59AQI
3rd August 2025
57AQI
57AQI
109AQI
91AQI
81AQI
82AQI
75AQI
56AQI
44AQI
56AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202576AQI
12
19
19
9
1
26
4
30
31
7
23
24
7
3
32
151
32
Highest AQI recorded in
January109AQI
Lowest AQI recorded in
July44AQI
202466AQI
11
5
1
4
8
1
29
10
21
6
25
16
13
11
19
1
8
20
2
10
21
56
157
29
Highest AQI recorded in
December110AQI
Lowest AQI recorded in
July49AQI
202380AQI
3
29
2
32
2
Highest AQI recorded in
November81AQI
Lowest AQI recorded in
December80AQI
202259AQI
6
5
9
10
2
8
22
1
1
16
11
20
13
15
8
15
2
1
8
19
2
2
68
123
5
Highest AQI recorded in
September68AQI
Lowest AQI recorded in
October38AQI
202165AQI
1
11
8
11
12
19
12
20
11
8
22
9
11
3
4
20
5
1
19
10
73
118
26
Highest AQI recorded in
January95AQI
Lowest AQI recorded in
August45AQI
202069AQI
5
6
2
3
15
3
5
13
28
2
14
16
17
12
7
23
1
27
2
1
2
17
11
1
12
17
1
83
143
35
2
Highest AQI recorded in
December104AQI
Lowest AQI recorded in
June40AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2023(Avg.)
80AQILeast Polluted Year Recorded
2022(Avg.)
59AQILetters And Calls Building's annual 2025 AQI (76) shows an average percentage change of 13.6% (worsened AQI) compared to previous years: 2020 (69), 2021 (65), 2022 (59), 2023 (80), 2024 (66).
