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HistoryAQIPM2.5PM10COSO2NO2O3

City Epa Station, Guiyang, Guizhou, 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+

October Air Quality Analysis

City Epa Station, Guiyang, Guizhou, China

2021
2022
2023
2024
2025
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
6th Oct 2024
125AQI
Lowest AQI recorded on
1st Oct 2024
13AQI

Same Day Analysis (16th October ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 4th highest AQI at 37 of Good air quality, showing improvement over 2024, 2023 and 2022 on the same day.

Download 2024 Annual Data

World Air Quality Report

Globe

Day & Night AQI Trend: 16th Oct - 17th Oct 2025

City Epa Station, Guiyang, Guizhou, China

AQI
Day
Night
.

6 AM16th Oct 2025

6 PM

5 AM17th Oct 2025

Day time
Avg. Highest Time
12PM16th Oct

53AQI

Avg. Lowest Time
5PM16th Oct

33AQI

Night time
Avg. Highest Time
9PM16th Oct

49AQI

Avg. Lowest Time
1AM17th Oct

36AQI

In the last 24 hours,

City Epa Station's AQI reached its highest point of 53 at 12 PM during the Day, while the lowest point, 33, was recorded at 5 PM during the Day between 16th Oct and 17th Oct 2025.

Day & Night AQI Trend : Sep - Oct 2025

City Epa Station, Guiyang, Guizhou, China

SepOct
17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th - 06th06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th
Day
Night
17th Sep 2025536 AMAQI
17th Sep 2025537 AMAQI
17th Sep 2025418 AMAQI
17th Sep 2025479 AMAQI
17th Sep 20255610 AMAQI
17th Sep 20255211 AMAQI
17th Sep 20253012 PMAQI
17th Sep 2025391 PMAQI
17th Sep 2025302 PMAQI
17th Sep 2025313 PMAQI
17th Sep 2025274 PMAQI
17th Sep 2025315 PMAQI
17th Sep 2025446 PMAQI
17th Sep 2025487 PMAQI
17th Sep 2025488 PMAQI
17th Sep 2025479 PMAQI
17th Sep 20254910 PMAQI
17th Sep 20254811 PMAQI
18th Sep 20255212 AMAQI
18th Sep 2025551 AMAQI
18th Sep 2025562 AMAQI
18th Sep 2025543 AMAQI
18th Sep 2025534 AMAQI
18th Sep 2025535 AMAQI

21°C17/26°C

18th Sep 2025536 AMAQI
18th Sep 2025537 AMAQI
18th Sep 2025458 AMAQI
18th Sep 2025439 AMAQI
18th Sep 20253210 AMAQI
18th Sep 20253411 AMAQI
18th Sep 20253812 PMAQI
18th Sep 2025341 PMAQI
18th Sep 2025272 PMAQI
18th Sep 2025283 PMAQI
18th Sep 2025294 PMAQI
18th Sep 2025275 PMAQI
18th Sep 2025236 PMAQI
18th Sep 2025347 PMAQI
18th Sep 2025488 PMAQI
18th Sep 2025469 PMAQI
18th Sep 20254810 PMAQI
18th Sep 20255011 PMAQI
19th Sep 20255212 AMAQI
19th Sep 2025551 AMAQI
19th Sep 2025542 AMAQI
19th Sep 2025543 AMAQI
19th Sep 2025534 AMAQI
19th Sep 2025535 AMAQI

21°C17/26°C

19th Sep 2025536 AMAQI
19th Sep 2025527 AMAQI
19th Sep 2025468 AMAQI
19th Sep 2025399 AMAQI
19th Sep 20254810 AMAQI
19th Sep 20255311 AMAQI
19th Sep 20255412 PMAQI
19th Sep 2025501 PMAQI
19th Sep 2025382 PMAQI
19th Sep 2025303 PMAQI
19th Sep 2025304 PMAQI
19th Sep 2025285 PMAQI
19th Sep 2025316 PMAQI
19th Sep 2025387 PMAQI
19th Sep 2025528 PMAQI
19th Sep 2025499 PMAQI
19th Sep 20256410 PMAQI
19th Sep 20257211 PMAQI
20th Sep 20257412 AMAQI
20th Sep 2025541 AMAQI
20th Sep 2025542 AMAQI
20th Sep 2025543 AMAQI
20th Sep 2025544 AMAQI
20th Sep 2025545 AMAQI

22°C18/27°C

20th Sep 2025546 AMAQI
20th Sep 2025547 AMAQI
20th Sep 2025708 AMAQI
20th Sep 2025809 AMAQI
20th Sep 20257710 AMAQI
20th Sep 20256811 AMAQI
20th Sep 20256312 PMAQI
20th Sep 2025551 PMAQI
20th Sep 2025332 PMAQI
20th Sep 2025523 PMAQI
20th Sep 2025544 PMAQI
20th Sep 2025525 PMAQI
20th Sep 2025506 PMAQI
20th Sep 2025497 PMAQI
20th Sep 2025578 PMAQI
20th Sep 2025599 PMAQI
20th Sep 20256010 PMAQI
20th Sep 20256111 PMAQI
21st Sep 20255912 AMAQI
21st Sep 2025571 AMAQI
21st Sep 2025572 AMAQI
21st Sep 2025583 AMAQI
21st Sep 2025604 AMAQI
21st Sep 2025605 AMAQI

21°C18/25°C

21st Sep 2025606 AMAQI
21st Sep 2025607 AMAQI
21st Sep 2025538 AMAQI
21st Sep 2025479 AMAQI
21st Sep 20254210 AMAQI
21st Sep 20255411 AMAQI
21st Sep 20255612 PMAQI
21st Sep 2025521 PMAQI
21st Sep 2025542 PMAQI
21st Sep 2025413 PMAQI
21st Sep 2025344 PMAQI
21st Sep 2025325 PMAQI
21st Sep 2025366 PMAQI
21st Sep 2025407 PMAQI
21st Sep 2025508 PMAQI
21st Sep 2025539 PMAQI
21st Sep 20255310 PMAQI
21st Sep 20255211 PMAQI
22nd Sep 20255312 AMAQI
22nd Sep 2025601 AMAQI
22nd Sep 2025602 AMAQI
22nd Sep 2025593 AMAQI
22nd Sep 2025594 AMAQI
22nd Sep 2025585 AMAQI

20°C18/24°C

22nd Sep 2025586 AMAQI
22nd Sep 2025587 AMAQI
22nd Sep 2025528 AMAQI
22nd Sep 2025459 AMAQI
22nd Sep 20253110 AMAQI
22nd Sep 20254311 AMAQI
22nd Sep 20253612 PMAQI
22nd Sep 2025411 PMAQI
22nd Sep 2025332 PMAQI
22nd Sep 2025443 PMAQI
22nd Sep 2025364 PMAQI
22nd Sep 2025295 PMAQI
22nd Sep 2025346 PMAQI
22nd Sep 2025467 PMAQI
22nd Sep 2025558 PMAQI
22nd Sep 2025559 PMAQI
22nd Sep 20255310 PMAQI
22nd Sep 20255611 PMAQI
23rd Sep 20255412 AMAQI
23rd Sep 2025551 AMAQI
23rd Sep 2025602 AMAQI
23rd Sep 2025583 AMAQI
23rd Sep 2025564 AMAQI
23rd Sep 2025565 AMAQI

20°C18/25°C

23rd Sep 2025566 AMAQI
23rd Sep 2025567 AMAQI
23rd Sep 2025418 AMAQI
23rd Sep 2025439 AMAQI
23rd Sep 20254410 AMAQI
23rd Sep 20254711 AMAQI
23rd Sep 20253712 PMAQI
23rd Sep 2025311 PMAQI
23rd Sep 2025322 PMAQI
23rd Sep 2025273 PMAQI
23rd Sep 2025244 PMAQI
23rd Sep 2025445 PMAQI
23rd Sep 2025536 PMAQI
23rd Sep 2025667 PMAQI
23rd Sep 2025658 PMAQI
23rd Sep 2025689 PMAQI
23rd Sep 20256710 PMAQI
23rd Sep 20254811 PMAQI
24th Sep 20254912 AMAQI
24th Sep 2025591 AMAQI
24th Sep 2025562 AMAQI
24th Sep 2025563 AMAQI
24th Sep 2025564 AMAQI
24th Sep 2025555 AMAQI

19°C17/23°C

24th Sep 2025556 AMAQI
24th Sep 2025557 AMAQI
24th Sep 2025318 AMAQI
24th Sep 2025229 AMAQI
24th Sep 20252210 AMAQI
24th Sep 20252511 AMAQI
24th Sep 20252612 PMAQI
24th Sep 2025241 PMAQI
24th Sep 2025322 PMAQI
24th Sep 2025323 PMAQI
24th Sep 2025334 PMAQI
24th Sep 2025345 PMAQI
24th Sep 2025316 PMAQI
24th Sep 2025397 PMAQI
24th Sep 2025568 PMAQI
24th Sep 2025579 PMAQI
24th Sep 20255410 PMAQI
24th Sep 20255111 PMAQI
25th Sep 20254912 AMAQI
25th Sep 2025561 AMAQI
25th Sep 2025562 AMAQI
25th Sep 2025553 AMAQI
25th Sep 2025544 AMAQI
25th Sep 2025545 AMAQI

19°C17/22°C

25th Sep 2025546 AMAQI
25th Sep 2025547 AMAQI
25th Sep 2025388 AMAQI
25th Sep 2025299 AMAQI
25th Sep 20252410 AMAQI
25th Sep 20252911 AMAQI
25th Sep 20252712 PMAQI
25th Sep 2025291 PMAQI
25th Sep 2025352 PMAQI
25th Sep 2025353 PMAQI
25th Sep 2025344 PMAQI
25th Sep 2025355 PMAQI
25th Sep 2025356 PMAQI
25th Sep 2025337 PMAQI
25th Sep 2025348 PMAQI
25th Sep 2025359 PMAQI
25th Sep 20253510 PMAQI
25th Sep 20253511 PMAQI
26th Sep 20253512 AMAQI
26th Sep 2025361 AMAQI
26th Sep 2025342 AMAQI
26th Sep 2025353 AMAQI
26th Sep 2025354 AMAQI
26th Sep 2025355 AMAQI

16°C16/17°C

26th Sep 2025356 AMAQI
26th Sep 2025357 AMAQI
26th Sep 2025358 AMAQI
26th Sep 2025349 AMAQI
26th Sep 20253510 AMAQI
26th Sep 20253411 AMAQI
26th Sep 20253512 PMAQI
26th Sep 2025341 PMAQI
26th Sep 2025352 PMAQI
26th Sep 2025353 PMAQI
26th Sep 2025364 PMAQI
26th Sep 2025365 PMAQI
26th Sep 2025346 PMAQI
26th Sep 2025347 PMAQI
26th Sep 2025358 PMAQI
26th Sep 2025359 PMAQI
26th Sep 20253410 PMAQI
26th Sep 20253411 PMAQI
27th Sep 20253412 AMAQI
27th Sep 2025341 AMAQI
27th Sep 2025342 AMAQI
27th Sep 2025343 AMAQI
27th Sep 2025344 AMAQI
27th Sep 2025345 AMAQI

18°C16/21°C

27th Sep 2025346 AMAQI
27th Sep 2025347 AMAQI
27th Sep 2025348 AMAQI
27th Sep 2025349 AMAQI
27th Sep 20253610 AMAQI
27th Sep 20253811 AMAQI
27th Sep 20253412 PMAQI
27th Sep 2025361 PMAQI
27th Sep 2025372 PMAQI
27th Sep 2025243 PMAQI
27th Sep 2025284 PMAQI
27th Sep 2025285 PMAQI
27th Sep 2025266 PMAQI
27th Sep 2025297 PMAQI
27th Sep 2025418 PMAQI
27th Sep 2025299 PMAQI
27th Sep 20252710 PMAQI
27th Sep 20253311 PMAQI
28th Sep 20253812 AMAQI
28th Sep 2025421 AMAQI
28th Sep 2025292 AMAQI
28th Sep 2025413 AMAQI
28th Sep 2025334 AMAQI
28th Sep 2025345 AMAQI

20°C16/26°C

28th Sep 2025346 AMAQI
28th Sep 2025367 AMAQI
28th Sep 2025398 AMAQI
28th Sep 2025309 AMAQI
28th Sep 20254210 AMAQI
28th Sep 20252411 AMAQI
28th Sep 20253512 PMAQI
28th Sep 2025451 PMAQI
28th Sep 2025332 PMAQI
28th Sep 2025323 PMAQI
28th Sep 2025254 PMAQI
28th Sep 2025175 PMAQI
28th Sep 2025236 PMAQI
28th Sep 2025407 PMAQI
28th Sep 2025398 PMAQI
28th Sep 2025279 PMAQI
28th Sep 20253710 PMAQI
28th Sep 20253211 PMAQI
29th Sep 20253012 AMAQI
29th Sep 2025381 AMAQI
29th Sep 2025492 AMAQI
29th Sep 2025513 AMAQI
29th Sep 2025444 AMAQI
29th Sep 2025445 AMAQI

21°C17/27°C

29th Sep 2025446 AMAQI
29th Sep 2025427 AMAQI
29th Sep 2025358 AMAQI
29th Sep 2025399 AMAQI
29th Sep 20255410 AMAQI
29th Sep 20255311 AMAQI
29th Sep 20255212 PMAQI
29th Sep 2025481 PMAQI
29th Sep 2025492 PMAQI
29th Sep 2025443 PMAQI
29th Sep 2025424 PMAQI
29th Sep 2025415 PMAQI
29th Sep 2025446 PMAQI
29th Sep 2025447 PMAQI
29th Sep 2025418 PMAQI
29th Sep 2025369 PMAQI
29th Sep 20254010 PMAQI
29th Sep 20254211 PMAQI
30th Sep 20255112 AMAQI
30th Sep 2025391 AMAQI
30th Sep 2025362 AMAQI
30th Sep 2025423 AMAQI
30th Sep 2025484 AMAQI
30th Sep 2025515 AMAQI

19°C17/23°C

30th Sep 2025526 AMAQI
30th Sep 2025517 AMAQI
30th Sep 2025488 AMAQI
30th Sep 2025479 AMAQI
30th Sep 20254010 AMAQI
30th Sep 20254211 AMAQI
30th Sep 20253612 PMAQI
30th Sep 2025321 PMAQI
30th Sep 2025302 PMAQI
30th Sep 2025253 PMAQI
30th Sep 2025294 PMAQI
30th Sep 2025275 PMAQI
30th Sep 2025316 PMAQI
30th Sep 2025267 PMAQI
30th Sep 2025258 PMAQI
30th Sep 2025299 PMAQI
30th Sep 20252410 PMAQI
30th Sep 20253111 PMAQI
1st Oct 20253612 AMAQI
1st Oct 2025361 AMAQI
1st Oct 2025372 AMAQI
1st Oct 2025323 AMAQI
1st Oct 2025364 AMAQI
1st Oct 2025285 AMAQI

19°C17/20°C

1st Oct 2025286 AMAQI
1st Oct 2025367 AMAQI
1st Oct 2025308 AMAQI
1st Oct 2025309 AMAQI
1st Oct 20253410 AMAQI
1st Oct 20254311 AMAQI
1st Oct 20254112 PMAQI
1st Oct 2025381 PMAQI
1st Oct 2025422 PMAQI
1st Oct 2025423 PMAQI
1st Oct 2025404 PMAQI
1st Oct 2025325 PMAQI
1st Oct 2025326 PMAQI
1st Oct 2025327 PMAQI
1st Oct 2025418 PMAQI
1st Oct 2025399 PMAQI
1st Oct 20254210 PMAQI
1st Oct 20254011 PMAQI
2nd Oct 20253912 AMAQI
2nd Oct 2025401 AMAQI
2nd Oct 2025402 AMAQI
2nd Oct 2025423 AMAQI
2nd Oct 2025424 AMAQI
2nd Oct 2025425 AMAQI

20°C18/24°C

2nd Oct 2025356 AMAQI
2nd Oct 2025387 AMAQI
2nd Oct 2025428 AMAQI
2nd Oct 2025409 AMAQI
2nd Oct 20254010 AMAQI
2nd Oct 20253811 AMAQI
2nd Oct 20254212 PMAQI
2nd Oct 2025401 PMAQI
2nd Oct 2025422 PMAQI
2nd Oct 2025383 PMAQI
2nd Oct 2025384 PMAQI
2nd Oct 2025385 PMAQI
2nd Oct 2025446 PMAQI
2nd Oct 2025507 PMAQI
2nd Oct 2025518 PMAQI
2nd Oct 2025409 PMAQI
2nd Oct 20254410 PMAQI
2nd Oct 20253811 PMAQI
3rd Oct 20253612 AMAQI
3rd Oct 2025411 AMAQI
3rd Oct 2025462 AMAQI
3rd Oct 2025453 AMAQI
3rd Oct 2025434 AMAQI
3rd Oct 2025485 AMAQI

21°C19/25°C

3rd Oct 2025496 AMAQI
3rd Oct 2025467 AMAQI
3rd Oct 2025448 AMAQI
3rd Oct 2025529 AMAQI
3rd Oct 20255010 AMAQI
3rd Oct 20254411 AMAQI
3rd Oct 20254812 PMAQI
3rd Oct 2025501 PMAQI
3rd Oct 2025532 PMAQI
3rd Oct 2025513 PMAQI
3rd Oct 2025494 PMAQI
3rd Oct 2025475 PMAQI
3rd Oct 2025486 PMAQI
3rd Oct 2025387 PMAQI
3rd Oct 2025468 PMAQI
3rd Oct 2025479 PMAQI
3rd Oct 20255210 PMAQI
3rd Oct 20255811 PMAQI
4th Oct 20255812 AMAQI
4th Oct 2025731 AMAQI
4th Oct 2025542 AMAQI
4th Oct 2025523 AMAQI
4th Oct 2025564 AMAQI
4th Oct 2025575 AMAQI

21°C19/25°C

4th Oct 2025546 AMAQI
4th Oct 2025577 AMAQI
4th Oct 2025568 AMAQI
4th Oct 2025549 AMAQI
4th Oct 20255510 AMAQI
4th Oct 20255411 AMAQI
4th Oct 20255212 PMAQI
4th Oct 2025581 PMAQI
4th Oct 2025492 PMAQI
4th Oct 2025433 PMAQI
4th Oct 2025454 PMAQI
4th Oct 2025565 PMAQI
4th Oct 2025576 PMAQI
4th Oct 2025557 PMAQI
4th Oct 2025588 PMAQI
4th Oct 2025629 PMAQI
4th Oct 20256010 PMAQI
4th Oct 20256211 PMAQI
5th Oct 20255812 AMAQI
5th Oct 2025551 AMAQI
5th Oct 2025542 AMAQI
5th Oct 2025533 AMAQI
5th Oct 2025564 AMAQI
5th Oct 2025475 AMAQI

22°C19/26°C

5th Oct 2025456 AMAQI
5th Oct 2025467 AMAQI
5th Oct 2025528 AMAQI
5th Oct 2025559 AMAQI
5th Oct 20255610 AMAQI
5th Oct 20255811 AMAQI
5th Oct 20256212 PMAQI
5th Oct 2025581 PMAQI
5th Oct 2025572 PMAQI
5th Oct 2025573 PMAQI
5th Oct 2025484 PMAQI
5th Oct 2025455 PMAQI
5th Oct 2025516 PMAQI
5th Oct 2025527 PMAQI
5th Oct 2025548 PMAQI
5th Oct 2025539 PMAQI
5th Oct 20255210 PMAQI
5th Oct 20255911 PMAQI
6th Oct 20256012 AMAQI
6th Oct 2025581 AMAQI
6th Oct 2025582 AMAQI
6th Oct 2025613 AMAQI
6th Oct 2025664 AMAQI
6th Oct 2025595 AMAQI

22°C18/27°C

6th Oct 2025586 AMAQI
6th Oct 2025537 AMAQI
6th Oct 2025588 AMAQI
6th Oct 2025589 AMAQI
6th Oct 20255710 AMAQI
6th Oct 20255411 AMAQI
6th Oct 20255412 PMAQI
6th Oct 2025521 PMAQI
6th Oct 2025452 PMAQI
6th Oct 2025443 PMAQI
6th Oct 2025544 PMAQI
6th Oct 2025485 PMAQI
6th Oct 2025456 PMAQI
6th Oct 2025497 PMAQI
6th Oct 2025538 PMAQI
6th Oct 2025529 PMAQI
6th Oct 20255310 PMAQI
6th Oct 20255511 PMAQI
7th Oct 20255412 AMAQI
7th Oct 2025551 AMAQI

20°C16/24°C

7th Oct 2025467 PMAQI
7th Oct 2025508 PMAQI
7th Oct 2025539 PMAQI
7th Oct 20254810 PMAQI
7th Oct 20255811 PMAQI
8th Oct 20255712 AMAQI
8th Oct 2025561 AMAQI
8th Oct 2025502 AMAQI
8th Oct 2025493 AMAQI
8th Oct 2025574 AMAQI
8th Oct 2025605 AMAQI

20°C17/23°C

8th Oct 2025556 AMAQI
8th Oct 2025587 AMAQI
8th Oct 2025588 AMAQI
8th Oct 2025609 AMAQI
8th Oct 20255510 AMAQI
8th Oct 20255311 AMAQI
8th Oct 20255312 PMAQI
8th Oct 2025481 PMAQI
8th Oct 2025492 PMAQI
8th Oct 2025533 PMAQI
8th Oct 2025474 PMAQI
8th Oct 2025455 PMAQI
8th Oct 2025486 PMAQI
8th Oct 2025477 PMAQI
8th Oct 2025478 PMAQI
8th Oct 2025519 PMAQI
8th Oct 20256210 PMAQI
8th Oct 20257711 PMAQI
9th Oct 20257412 AMAQI
9th Oct 2025641 AMAQI
9th Oct 2025632 AMAQI
9th Oct 2025553 AMAQI
9th Oct 2025424 AMAQI
9th Oct 2025425 AMAQI

20°C16/26°C

9th Oct 2025486 AMAQI
9th Oct 2025487 AMAQI
9th Oct 2025548 AMAQI
9th Oct 2025569 AMAQI
9th Oct 20255510 AMAQI
9th Oct 20255611 AMAQI
9th Oct 20256312 PMAQI
9th Oct 2025611 PMAQI
9th Oct 2025672 PMAQI
9th Oct 2025613 PMAQI
9th Oct 2025564 PMAQI
9th Oct 2025515 PMAQI
9th Oct 2025516 PMAQI
9th Oct 2025517 PMAQI
9th Oct 2025608 PMAQI
9th Oct 2025689 PMAQI
9th Oct 20257110 PMAQI
9th Oct 20256711 PMAQI
10th Oct 20255912 AMAQI
10th Oct 2025541 AMAQI
10th Oct 2025542 AMAQI
10th Oct 2025503 AMAQI
10th Oct 2025524 AMAQI
10th Oct 2025535 AMAQI

21°C16/26°C

10th Oct 2025446 AMAQI
10th Oct 2025567 AMAQI
10th Oct 2025528 AMAQI
10th Oct 2025549 AMAQI
10th Oct 20254810 AMAQI
10th Oct 20255811 AMAQI
10th Oct 20256112 PMAQI
10th Oct 2025611 PMAQI
10th Oct 2025612 PMAQI
10th Oct 2025593 PMAQI
10th Oct 2025554 PMAQI
10th Oct 2025575 PMAQI
10th Oct 2025576 PMAQI
10th Oct 2025567 PMAQI
10th Oct 2025508 PMAQI
10th Oct 2025499 PMAQI
10th Oct 20255110 PMAQI
10th Oct 20255811 PMAQI
11th Oct 20256112 AMAQI
11th Oct 2025581 AMAQI
11th Oct 2025602 AMAQI
11th Oct 2025573 AMAQI
11th Oct 2025574 AMAQI
11th Oct 2025605 AMAQI

21°C18/26°C

11th Oct 2025566 AMAQI
11th Oct 2025587 AMAQI
11th Oct 2025608 AMAQI
11th Oct 2025609 AMAQI
11th Oct 20256410 AMAQI
11th Oct 20256611 AMAQI
11th Oct 20257012 PMAQI
11th Oct 2025721 PMAQI
11th Oct 2025652 PMAQI
11th Oct 2025663 PMAQI
11th Oct 2025624 PMAQI
11th Oct 2025605 PMAQI
11th Oct 2025576 PMAQI
11th Oct 2025547 PMAQI
11th Oct 2025628 PMAQI
11th Oct 2025639 PMAQI
11th Oct 20256310 PMAQI
11th Oct 20256311 PMAQI
12th Oct 20256912 AMAQI
12th Oct 2025711 AMAQI
12th Oct 2025702 AMAQI
12th Oct 2025593 AMAQI
12th Oct 2025594 AMAQI
12th Oct 2025605 AMAQI

21°C17/26°C

12th Oct 2025626 AMAQI
12th Oct 2025697 AMAQI
12th Oct 2025718 AMAQI
12th Oct 2025579 AMAQI
12th Oct 20256510 AMAQI
12th Oct 20256911 AMAQI
12th Oct 20256712 PMAQI
12th Oct 2025681 PMAQI
12th Oct 2025692 PMAQI
12th Oct 2025683 PMAQI
12th Oct 2025674 PMAQI
12th Oct 2025685 PMAQI
12th Oct 2025596 PMAQI
12th Oct 2025567 PMAQI
12th Oct 2025578 PMAQI
12th Oct 2025599 PMAQI
12th Oct 20255710 PMAQI
12th Oct 20257511 PMAQI
13th Oct 20259012 AMAQI
13th Oct 2025781 AMAQI
13th Oct 2025742 AMAQI
13th Oct 2025723 AMAQI
13th Oct 2025684 AMAQI
13th Oct 2025735 AMAQI

22°C19/26°C

13th Oct 2025686 AMAQI
13th Oct 2025687 AMAQI
13th Oct 2025678 AMAQI
13th Oct 2025679 AMAQI
13th Oct 20256010 AMAQI
13th Oct 20256011 AMAQI
13th Oct 20254812 PMAQI
13th Oct 2025431 PMAQI
13th Oct 2025502 PMAQI
13th Oct 2025533 PMAQI
13th Oct 2025524 PMAQI
13th Oct 2025655 PMAQI
13th Oct 2025706 PMAQI
13th Oct 2025677 PMAQI
13th Oct 2025758 PMAQI
13th Oct 2025769 PMAQI
13th Oct 20257410 PMAQI
13th Oct 20258111 PMAQI
14th Oct 202510012 AMAQI
14th Oct 20251011 AMAQI
14th Oct 2025932 AMAQI
14th Oct 2025963 AMAQI
14th Oct 2025904 AMAQI
14th Oct 2025905 AMAQI

19°C17/21°C

14th Oct 2025886 AMAQI
14th Oct 2025887 AMAQI
14th Oct 2025868 AMAQI
14th Oct 2025939 AMAQI
14th Oct 202510310 AMAQI
14th Oct 20259611 AMAQI
14th Oct 20258212 PMAQI
14th Oct 2025791 PMAQI
14th Oct 2025682 PMAQI
14th Oct 2025613 PMAQI
14th Oct 2025584 PMAQI
14th Oct 2025575 PMAQI
14th Oct 2025576 PMAQI
14th Oct 2025557 PMAQI
14th Oct 2025538 PMAQI
14th Oct 2025539 PMAQI
14th Oct 20254910 PMAQI
14th Oct 20255211 PMAQI
15th Oct 20255212 AMAQI
15th Oct 2025511 AMAQI
15th Oct 2025522 AMAQI
15th Oct 2025363 AMAQI
15th Oct 2025364 AMAQI
15th Oct 2025425 AMAQI

21°C18/25°C

15th Oct 2025396 AMAQI
15th Oct 2025377 AMAQI
15th Oct 2025358 AMAQI
15th Oct 2025389 AMAQI
15th Oct 20254410 AMAQI
15th Oct 20254211 AMAQI
15th Oct 20254812 PMAQI
15th Oct 2025501 PMAQI
15th Oct 2025442 PMAQI
15th Oct 2025423 PMAQI
15th Oct 2025364 PMAQI
15th Oct 2025385 PMAQI
15th Oct 2025386 PMAQI
15th Oct 2025377 PMAQI
15th Oct 2025378 PMAQI
15th Oct 2025419 PMAQI
15th Oct 20253710 PMAQI
15th Oct 20253411 PMAQI
16th Oct 20253112 AMAQI
16th Oct 2025351 AMAQI
16th Oct 2025332 AMAQI
16th Oct 2025353 AMAQI
16th Oct 2025314 AMAQI
16th Oct 2025365 AMAQI

20°C18/22°C

16th Oct 2025406 AMAQI
16th Oct 2025357 AMAQI
16th Oct 2025408 AMAQI
16th Oct 2025369 AMAQI
16th Oct 20253410 AMAQI
16th Oct 20254211 AMAQI
16th Oct 20255312 PMAQI
16th Oct 2025471 PMAQI
16th Oct 2025422 PMAQI
16th Oct 2025443 PMAQI
16th Oct 2025524 PMAQI
16th Oct 2025335 PMAQI
16th Oct 2025386 PMAQI
16th Oct 2025387 PMAQI
16th Oct 2025388 PMAQI
16th Oct 2025499 PMAQI
16th Oct 20254510 PMAQI
16th Oct 20254411 PMAQI
17th Oct 20254012 AMAQI
17th Oct 2025361 AMAQI
17th Oct 2025442 AMAQI
17th Oct 2025453 AMAQI
17th Oct 2025434 AMAQI
17th Oct 2025405 AMAQI

20°C18/23°C

17th Oct 2025456 AMAQI
6 AM
17th Oct 2025407 AMAQI
17th Oct 2025468 AMAQI
17th Oct 2025549 AMAQI
17th Oct 20255210 AMAQI
17th Oct 20255311 AMAQI
17th Oct 20254612 PMAQI
12 PM
17th Oct 2025521 PMAQI
17th Oct 2025582 PMAQI
17th Oct 2025663 PMAQI
17th Oct 2025594 PMAQI
6 PM
12 AM
5 AM

--°C/°C

Day time
Avg. Highest Time
6 AM - 7 AM

51AQI

2 hours / Day
60 hours / Month
Avg. Lowest Time
5 PM

41AQI

1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 6 AM to 7 AM (Avg. 51), while the lowest AQI was between 5 PM to 5 PM (Avg. 41).
Night time
Avg. Highest Time
12 AM - 5 AM

52AQI

6 hours / Day
180 hours / Month
Avg. Lowest Time
7 PM

45AQI

1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 5 AM (Avg. 52), while the lowest AQI was between 7 PM to 7 PM (Avg. 45).

2025 Days Vs Air Quality

City Epa Station, Guiyang, Guizhou, China

2025

35%

102

55%

158

10%

28

0.3%

1

Total number of days with different AQI categories in last 290 days in 2025 (75 days remaining)

Good
102 Days
Moderate
158 Days
Poor
28 Days
Unhealthy
1 Days
Severe
0 Days
Hazardous
0 Days

Under WHO’s Safe Air Quality Limits: 35%

Health Risk Level:

High

In 2025, 35% of 290 days were within WHO’s safe air quality limits. The risk of health issues is High, with respiratory problems, heart disease, skin issues, and stress being more common, particularly among children and the elderly.

Annual Air Quality Insights

City Epa Station, Guiyang, Guizhou, 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.

-1th undefined 2025
-1th undefined 2025
-1th undefined 2025
1st January 2025
121AQI
2nd January 2025
123AQI
3rd January 2025
132AQI
4th January 2025
130AQI
5th January 2025
126AQI
6th January 2025
138AQI
7th January 2025
111AQI
8th January 2025
106AQI
9th January 2025
68AQI
10th January 2025
84AQI
11th January 2025
75AQI
12th January 2025
88AQI
13th January 2025
82AQI
14th January 2025
110AQI
15th January 2025
100AQI
16th January 2025
117AQI
17th January 2025
101AQI
18th January 2025
115AQI
19th January 2025
98AQI
20th January 2025
130AQI
21st January 2025
114AQI
22nd January 2025
135AQI
23rd January 2025
105AQI
24th January 2025
108AQI
25th January 2025
69AQI
26th January 2025
64AQI
27th January 2025
68AQI
28th January 2025
75AQI
29th January 2025
115AQI
30th January 2025
100AQI
31st January 2025
90AQI
1st February 2025
71AQI
2nd February 2025
63AQI
3rd February 2025
68AQI
4th February 2025
66AQI
5th February 2025
80AQI
6th February 2025
52AQI
7th February 2025
61AQI
8th February 2025
63AQI
9th February 2025
69AQI
10th February 2025
71AQI
11th February 2025
65AQI
12th February 2025
89AQI
13th February 2025
75AQI
14th February 2025
53AQI
15th February 2025
61AQI
16th February 2025
60AQI
17th February 2025
54AQI
18th February 2025
51AQI
19th February 2025
38AQI
20th February 2025
33AQI
21st February 2025
38AQI
22nd February 2025
23AQI
23rd February 2025
40AQI
24th February 2025
42AQI
25th February 2025
49AQI
26th February 2025
56AQI
27th February 2025
46AQI
28th February 2025
54AQI
1st March 2025
50AQI
2nd March 2025
58AQI
3rd March 2025
59AQI
4th March 2025
49AQI
5th March 2025
38AQI
6th March 2025
46AQI
7th March 2025
55AQI
8th March 2025
61AQI
9th March 2025
51AQI
10th March 2025
53AQI
11th March 2025
64AQI
12th March 2025
68AQI
13th March 2025
55AQI
14th March 2025
62AQI
15th March 2025
52AQI
16th March 2025
62AQI
17th March 2025
65AQI
18th March 2025
64AQI
19th March 2025
62AQI
20th March 2025
75AQI
21st March 2025
82AQI
22nd March 2025
104AQI
23rd March 2025
85AQI
24th March 2025
99AQI
25th March 2025
87AQI
26th March 2025
94AQI
27th March 2025
101AQI
28th March 2025
97AQI
29th March 2025
65AQI
30th March 2025
73AQI
31st March 2025
75AQI
1st April 2025
70AQI
2nd April 2025
74AQI
3rd April 2025
79AQI
4th April 2025
106AQI
5th April 2025
91AQI
6th April 2025
106AQI
7th April 2025
104AQI
8th April 2025
106AQI
9th April 2025
114AQI
10th April 2025
97AQI
11th April 2025
96AQI
12th April 2025
171AQI
13th April 2025
145AQI
14th April 2025
117AQI
15th April 2025
112AQI
16th April 2025
92AQI
17th April 2025
99AQI
18th April 2025
87AQI
19th April 2025
63AQI
20th April 2025
70AQI
21st April 2025
62AQI
22nd April 2025
57AQI
23rd April 2025
66AQI
24th April 2025
47AQI
25th April 2025
65AQI
26th April 2025
60AQI
27th April 2025
53AQI
28th April 2025
61AQI
29th April 2025
61AQI
30th April 2025
46AQI
1st May 2025
67AQI
2nd May 2025
71AQI
3rd May 2025
68AQI
4th May 2025
60AQI
5th May 2025
66AQI
6th May 2025
60AQI
7th May 2025
58AQI
8th May 2025
53AQI
9th May 2025
58AQI
10th May 2025
55AQI
11th May 2025
66AQI
12th May 2025
64AQI
13th May 2025
62AQI
14th May 2025
73AQI
15th May 2025
74AQI
16th May 2025
73AQI
17th May 2025
69AQI
18th May 2025
82AQI
19th May 2025
91AQI
20th May 2025
65AQI
21st May 2025
59AQI
22nd May 2025
58AQI
23rd May 2025
65AQI
24th May 2025
73AQI
25th May 2025
71AQI
26th May 2025
63AQI
27th May 2025
55AQI
28th May 2025
52AQI
29th May 2025
48AQI
30th May 2025
48AQI
31st May 2025
45AQI
1st June 2025
50AQI
2nd June 2025
41AQI
3rd June 2025
52AQI
4th June 2025
67AQI
5th June 2025
55AQI
6th June 2025
64AQI
7th June 2025
62AQI
8th June 2025
70AQI
9th June 2025
61AQI
10th June 2025
62AQI
11th June 2025
64AQI
12th June 2025
60AQI
13th June 2025
61AQI
14th June 2025
53AQI
15th June 2025
51AQI
16th June 2025
56AQI
17th June 2025
52AQI
18th June 2025
49AQI
19th June 2025
45AQI
20th June 2025
49AQI
21st June 2025
49AQI
22nd June 2025
49AQI
23rd June 2025
54AQI
24th June 2025
45AQI
25th June 2025
44AQI
26th June 2025
48AQI
27th June 2025
44AQI
28th June 2025
49AQI
29th June 2025
42AQI
30th June 2025
43AQI
1st July 2025
41AQI
2nd July 2025
38AQI
3rd July 2025
38AQI
4th July 2025
39AQI
5th July 2025
38AQI
6th July 2025
42AQI
7th July 2025
46AQI
8th July 2025
52AQI
9th July 2025
46AQI
10th July 2025
48AQI
11th July 2025
46AQI
12th July 2025
51AQI
13th July 2025
52AQI
14th July 2025
54AQI
15th July 2025
49AQI
16th July 2025
51AQI
17th July 2025
48AQI
18th July 2025
51AQI
19th July 2025
50AQI
20th July 2025
48AQI
21st July 2025
41AQI
22nd July 2025
41AQI
23rd July 2025
37AQI
24th July 2025
38AQI
25th July 2025
36AQI
26th July 2025
39AQI
27th July 2025
45AQI
28th July 2025
45AQI
29th July 2025
51AQI
30th July 2025
47AQI
31st July 2025
46AQI
1st August 2025
55AQI
2nd August 2025
58AQI
3rd August 2025
56AQI
4th August 2025
55AQI
5th August 2025
55AQI
6th August 2025
55AQI
7th August 2025
47AQI
8th August 2025
41AQI
9th August 2025
45AQI
10th August 2025
46AQI
11th August 2025
48AQI
12th August 2025
48AQI
13th August 2025
51AQI
14th August 2025
55AQI
15th August 2025
46AQI
16th August 2025
43AQI
17th August 2025
44AQI
18th August 2025
45AQI
19th August 2025
39AQI
20th August 2025
42AQI
21st August 2025
41AQI
22nd August 2025
42AQI
23rd August 2025
41AQI
24th August 2025
43AQI
25th August 2025
42AQI
26th August 2025
43AQI
27th August 2025
44AQI
28th August 2025
44AQI
29th August 2025
47AQI
30th August 2025
47AQI
31st August 2025
50AQI
1st September 2025
50AQI
2nd September 2025
53AQI
3rd September 2025
50AQI
4th September 2025
44AQI
5th September 2025
47AQI
6th September 2025
55AQI
7th September 2025
57AQI
8th September 2025
56AQI
9th September 2025
52AQI
10th September 2025
55AQI
11th September 2025
48AQI
12th September 2025
47AQI
13th September 2025
48AQI
14th September 2025
51AQI
15th September 2025
51AQI
16th September 2025
46AQI
17th September 2025
47AQI
18th September 2025
43AQI
19th September 2025
49AQI
20th September 2025
57AQI
21st September 2025
51AQI
22nd September 2025
49AQI
23rd September 2025
52AQI
24th September 2025
44AQI
25th September 2025
40AQI
26th September 2025
35AQI
27th September 2025
33AQI
28th September 2025
33AQI
29th September 2025
41AQI
30th September 2025
39AQI
1st October 2025
37AQI
2nd October 2025
40AQI
3rd October 2025
45AQI
4th October 2025
57AQI
5th October 2025
55AQI
6th October 2025
56AQI
7th October 2025
52AQI
8th October 2025
55AQI
9th October 2025
61AQI
10th October 2025
56AQI
11th October 2025
61AQI
12th October 2025
64AQI
13th October 2025
73AQI
14th October 2025
78AQI
15th October 2025
43AQI
16th October 2025
37AQI
17th October 2025
18th October 2025
19th October 2025
20th October 2025
21st October 2025
22nd October 2025
23rd October 2025
24th October 2025
25th October 2025
26th October 2025
27th October 2025
28th October 2025
29th October 2025
30th October 2025
31st October 2025
1st November 2025
2nd November 2025
3rd November 2025
4th November 2025
5th November 2025
6th November 2025
7th November 2025
8th November 2025
9th November 2025
10th November 2025
11th November 2025
12th November 2025
13th November 2025
14th November 2025
15th November 2025
16th November 2025
17th November 2025
18th November 2025
19th November 2025
20th November 2025
21st November 2025
22nd November 2025
23rd November 2025
24th November 2025
25th November 2025
26th November 2025
27th November 2025
28th November 2025
29th November 2025
30th November 2025
1st December 2025
2nd December 2025
3rd December 2025
4th December 2025
5th December 2025
6th December 2025
7th December 2025
8th December 2025
9th December 2025
10th December 2025
11th December 2025
12th December 2025
13th December 2025
14th December 2025
15th December 2025
16th December 2025
17th December 2025
18th December 2025
19th December 2025
20th December 2025
21st December 2025
22nd December 2025
23rd December 2025
24th December 2025
25th December 2025
26th December 2025
27th December 2025
28th December 2025
29th December 2025
30th December 2025
31st December 2025

103AQI

57AQI

68AQI

86AQI

64AQI

53AQI

45AQI

47AQI

47AQI

54AQI

No. of days

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

202563AQI

13
18
8
20
4
25
2
2
19
8
1
3
28
14
16
24
7
23
8
19
11
5
11
102
158
28
1

Highest AQI recorded in

January

103AQI

Lowest AQI recorded in

July

45AQI

202472AQI

3
18
10
5
13
10
1
1
20
10
6
16
8
10
21
13
17
18
13
7
24
6
24
10
19
2
8
21
1
12
18
1
87
218
59
1
1

Highest AQI recorded in

December

102AQI

Lowest AQI recorded in

July

50AQI

202382AQI

1
9
17
4
2
18
7
1
2
18
10
1
3
14
12
1
3
21
7
4
26
6
25
13
18
7
23
4
25
2
2
11
10
3
1
17
8
4
48
225
73
14

Highest AQI recorded in

January

115AQI

Lowest AQI recorded in

August

54AQI

202268AQI

9
18
4
10
9
2
5
19
7
3
15
19
12
17
13
15
6
1
1
25
2
14
14
3
3
22
5
2
12
15
2
98
166
38
2

Highest AQI recorded in

December

103AQI

Lowest AQI recorded in

July

43AQI

202168AQI

13
14
4
3
14
11
6
11
12
2
15
14
1
10
21
15
14
1
21
10
12
9
19
11
15
16
9
14
7
5
14
11
1
130
161
57
7

Highest AQI recorded in

January

110AQI

Lowest AQI recorded in

July

44AQI

202057AQI

2
5
5
1
3
15
3
4
14
20
10
27
4
26
5
25
3
2
16
13
2
10
17
3
7
16
4
4
140
102
19
5

Highest AQI recorded in

March

93AQI

Lowest AQI recorded in

August

37AQI

Most & Least Polluted Years Over the Last 6 Years

Most Polluted Year Recorded
2023(Avg.)
82AQI
Least Polluted Year Recorded
2020(Avg.)
57AQI

City Epa Station's annual 2025 AQI (63) shows an average percentage change of -7.8% (improved AQI) compared to previous years: 2020 (57), 2021 (68), 2022 (68), 2023 (82), 2024 (72).