Yiyang, Hunan, 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
Yiyang, Hunan, China
2022
2023
2024
2025
2026
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
19th Aug 2023
112AQILowest AQI recorded on
1st Aug 2024
37AQISame Day Analysis (2nd August):
On this day, AQI across the 5 years varied significantly: 2026 ranks 2nd highest AQI at 44 of Good air quality, showing improvement over 2025 on the same day.
Day & Night AQI Trend: 1st Aug - 2nd Aug 2026
Yiyang, Hunan, China
AQI
Day
Night
.
5 AM1st Aug 2026
7 PM
4 AM2nd Aug 2026
Day time
Avg. Highest Time
10AM1st Aug
48AQI
Avg. Lowest Time
6PM1st Aug
34AQI
Night time
Avg. Highest Time
9PM1st Aug
46AQI
Avg. Lowest Time
12AM2nd Aug
38AQI
In the last 24 hours,
Yiyang's AQI reached its highest point of 48 at 10 AM during the Day, while the lowest point, 34, was recorded at 6 PM during the Day between 1st Aug and 2nd Aug 2026.
Day & Night AQI Trend : Jul - Aug 2026
Yiyang, Hunan, China
JulAug
04th - 05th05th - 06th06th - 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
Day
Night
4th Jul 2026125 AMAQI
4th Jul 2026186 AMAQI
4th Jul 2026147 AMAQI
4th Jul 2026128 AMAQI
4th Jul 2026149 AMAQI
4th Jul 20261810 AMAQI
4th Jul 20262111 AMAQI
4th Jul 20261012 PMAQI
4th Jul 2026101 PMAQI
4th Jul 2026112 PMAQI
4th Jul 2026133 PMAQI
4th Jul 2026214 PMAQI
4th Jul 2026235 PMAQI
4th Jul 2026216 PMAQI
4th Jul 2026237 PMAQI
4th Jul 2026388 PMAQI
4th Jul 2026329 PMAQI
4th Jul 20261810 PMAQI
4th Jul 20261611 PMAQI
5th Jul 20261512 AMAQI
5th Jul 2026201 AMAQI
5th Jul 2026172 AMAQI
5th Jul 202683 AMAQI
5th Jul 2026134 AMAQI
26°C24/29°C
5th Jul 2026165 AMAQI
5th Jul 2026166 AMAQI
5th Jul 2026217 AMAQI
5th Jul 2026208 AMAQI
5th Jul 2026159 AMAQI
5th Jul 20261810 AMAQI
5th Jul 20261811 AMAQI
5th Jul 20261412 PMAQI
5th Jul 2026101 PMAQI
5th Jul 2026102 PMAQI
5th Jul 2026163 PMAQI
5th Jul 2026204 PMAQI
5th Jul 2026225 PMAQI
5th Jul 2026256 PMAQI
5th Jul 2026297 PMAQI
5th Jul 2026328 PMAQI
5th Jul 2026359 PMAQI
5th Jul 20263010 PMAQI
5th Jul 20261911 PMAQI
6th Jul 20262112 AMAQI
6th Jul 2026241 AMAQI
6th Jul 2026252 AMAQI
6th Jul 2026213 AMAQI
6th Jul 2026194 AMAQI
25°C24/27°C
6th Jul 2026245 AMAQI
6th Jul 2026196 AMAQI
6th Jul 2026197 AMAQI
6th Jul 2026188 AMAQI
6th Jul 2026299 AMAQI
6th Jul 20263710 AMAQI
6th Jul 20262011 AMAQI
6th Jul 20261612 PMAQI
6th Jul 2026351 PMAQI
6th Jul 2026312 PMAQI
6th Jul 2026283 PMAQI
6th Jul 2026294 PMAQI
6th Jul 2026285 PMAQI
6th Jul 2026266 PMAQI
6th Jul 2026287 PMAQI
6th Jul 2026248 PMAQI
6th Jul 2026329 PMAQI
6th Jul 20264210 PMAQI
6th Jul 20263511 PMAQI
7th Jul 20263212 AMAQI
7th Jul 2026381 AMAQI
7th Jul 2026382 AMAQI
7th Jul 2026383 AMAQI
7th Jul 2026384 AMAQI
25°C24/26°C
7th Jul 2026345 AMAQI
7th Jul 2026286 AMAQI
7th Jul 2026227 AMAQI
7th Jul 2026208 AMAQI
7th Jul 2026179 AMAQI
7th Jul 20261910 AMAQI
7th Jul 20261911 AMAQI
7th Jul 20262012 PMAQI
7th Jul 2026181 PMAQI
7th Jul 2026202 PMAQI
7th Jul 2026213 PMAQI
7th Jul 2026234 PMAQI
7th Jul 2026235 PMAQI
7th Jul 2026166 PMAQI
7th Jul 2026187 PMAQI
7th Jul 2026228 PMAQI
7th Jul 2026259 PMAQI
7th Jul 20262710 PMAQI
7th Jul 20262911 PMAQI
8th Jul 20262712 AMAQI
8th Jul 2026221 AMAQI
8th Jul 2026212 AMAQI
8th Jul 2026203 AMAQI
8th Jul 2026224 AMAQI
28°C23/33°C
8th Jul 2026265 AMAQI
8th Jul 2026166 AMAQI
8th Jul 2026177 AMAQI
8th Jul 2026178 AMAQI
8th Jul 2026189 AMAQI
8th Jul 20262210 AMAQI
8th Jul 20262211 AMAQI
8th Jul 20262312 PMAQI
8th Jul 2026201 PMAQI
8th Jul 2026142 PMAQI
8th Jul 2026183 PMAQI
8th Jul 2026164 PMAQI
8th Jul 2026185 PMAQI
8th Jul 2026146 PMAQI
8th Jul 2026147 PMAQI
8th Jul 2026168 PMAQI
8th Jul 2026199 PMAQI
8th Jul 20262210 PMAQI
8th Jul 20262311 PMAQI
9th Jul 20262612 AMAQI
9th Jul 2026261 AMAQI
9th Jul 2026282 AMAQI
9th Jul 2026223 AMAQI
9th Jul 2026194 AMAQI
28°C24/33°C
9th Jul 202685 AMAQI
9th Jul 202686 AMAQI
9th Jul 2026107 AMAQI
9th Jul 2026108 AMAQI
9th Jul 2026219 AMAQI
9th Jul 20262210 AMAQI
9th Jul 20261411 AMAQI
9th Jul 20261412 PMAQI
9th Jul 2026101 PMAQI
9th Jul 2026102 PMAQI
9th Jul 2026193 PMAQI
9th Jul 2026244 PMAQI
9th Jul 2026175 PMAQI
9th Jul 2026146 PMAQI
9th Jul 2026197 PMAQI
9th Jul 2026228 PMAQI
9th Jul 2026269 PMAQI
9th Jul 20262910 PMAQI
9th Jul 20262911 PMAQI
10th Jul 20262712 AMAQI
10th Jul 2026271 AMAQI
10th Jul 2026282 AMAQI
10th Jul 2026243 AMAQI
10th Jul 2026284 AMAQI
29°C25/34°C
10th Jul 2026285 AMAQI
10th Jul 2026286 AMAQI
10th Jul 2026277 AMAQI
10th Jul 2026288 AMAQI
10th Jul 2026229 AMAQI
10th Jul 20262510 AMAQI
10th Jul 20262411 AMAQI
10th Jul 20262412 PMAQI
10th Jul 2026221 PMAQI
10th Jul 2026222 PMAQI
10th Jul 2026153 PMAQI
10th Jul 2026284 PMAQI
10th Jul 2026215 PMAQI
10th Jul 2026286 PMAQI
10th Jul 2026297 PMAQI
10th Jul 2026298 PMAQI
10th Jul 2026319 PMAQI
10th Jul 20263210 PMAQI
10th Jul 20263311 PMAQI
11th Jul 20263212 AMAQI
11th Jul 2026321 AMAQI
11th Jul 2026322 AMAQI
11th Jul 2026283 AMAQI
11th Jul 2026314 AMAQI
30°C25/35°C
11th Jul 2026305 AMAQI
11th Jul 2026326 AMAQI
11th Jul 2026327 AMAQI
11th Jul 2026348 AMAQI
11th Jul 2026369 AMAQI
11th Jul 20267010 AMAQI
11th Jul 20264911 AMAQI
11th Jul 20265312 PMAQI
11th Jul 2026631 PMAQI
11th Jul 2026642 PMAQI
11th Jul 2026643 PMAQI
11th Jul 2026624 PMAQI
11th Jul 2026305 PMAQI
11th Jul 2026386 PMAQI
11th Jul 2026367 PMAQI
11th Jul 2026348 PMAQI
11th Jul 2026569 PMAQI
11th Jul 20267110 PMAQI
11th Jul 20267111 PMAQI
12th Jul 20266712 AMAQI
12th Jul 2026661 AMAQI
12th Jul 2026662 AMAQI
12th Jul 2026663 AMAQI
12th Jul 2026864 AMAQI
31°C27/36°C
12th Jul 2026865 AMAQI
12th Jul 2026846 AMAQI
12th Jul 2026727 AMAQI
12th Jul 2026658 AMAQI
12th Jul 2026669 AMAQI
12th Jul 20266110 AMAQI
12th Jul 20265411 AMAQI
12th Jul 20265612 PMAQI
12th Jul 2026641 PMAQI
12th Jul 2026612 PMAQI
12th Jul 2026583 PMAQI
12th Jul 2026584 PMAQI
12th Jul 2026565 PMAQI
12th Jul 2026546 PMAQI
12th Jul 2026407 PMAQI
12th Jul 2026288 PMAQI
12th Jul 2026489 PMAQI
12th Jul 20265610 PMAQI
12th Jul 20265611 PMAQI
13th Jul 20265412 AMAQI
13th Jul 2026511 AMAQI
13th Jul 2026632 AMAQI
13th Jul 2026623 AMAQI
13th Jul 2026634 AMAQI
30°C27/35°C
13th Jul 2026685 AMAQI
13th Jul 2026676 AMAQI
13th Jul 2026617 AMAQI
13th Jul 2026628 AMAQI
13th Jul 2026619 AMAQI
13th Jul 20266110 AMAQI
13th Jul 20266211 AMAQI
13th Jul 20266412 PMAQI
13th Jul 2026661 PMAQI
13th Jul 2026692 PMAQI
13th Jul 2026673 PMAQI
13th Jul 2026644 PMAQI
13th Jul 2026625 PMAQI
13th Jul 2026676 PMAQI
13th Jul 2026687 PMAQI
13th Jul 2026808 PMAQI
13th Jul 2026779 PMAQI
13th Jul 20267010 PMAQI
13th Jul 20266011 PMAQI
14th Jul 20266212 AMAQI
14th Jul 2026531 AMAQI
14th Jul 2026582 AMAQI
14th Jul 2026643 AMAQI
14th Jul 2026574 AMAQI
32°C27/39°C
14th Jul 2026505 AMAQI
14th Jul 2026306 AMAQI
14th Jul 2026287 AMAQI
14th Jul 2026338 AMAQI
14th Jul 2026339 AMAQI
14th Jul 20262710 AMAQI
14th Jul 20262511 AMAQI
14th Jul 20262412 PMAQI
14th Jul 2026431 PMAQI
14th Jul 2026432 PMAQI
14th Jul 2026423 PMAQI
14th Jul 2026464 PMAQI
14th Jul 2026425 PMAQI
14th Jul 2026296 PMAQI
14th Jul 2026297 PMAQI
14th Jul 2026328 PMAQI
14th Jul 2026349 PMAQI
14th Jul 20268710 PMAQI
14th Jul 20268411 PMAQI
15th Jul 20267812 AMAQI
15th Jul 2026781 AMAQI
15th Jul 2026752 AMAQI
15th Jul 2026653 AMAQI
15th Jul 2026564 AMAQI
32°C28/38°C
15th Jul 2026525 AMAQI
15th Jul 2026506 AMAQI
15th Jul 2026507 AMAQI
15th Jul 2026408 AMAQI
15th Jul 2026219 AMAQI
15th Jul 20261810 AMAQI
15th Jul 20261811 AMAQI
15th Jul 20261312 PMAQI
15th Jul 202691 PMAQI
15th Jul 202682 PMAQI
15th Jul 202693 PMAQI
15th Jul 2026104 PMAQI
15th Jul 2026105 PMAQI
15th Jul 2026146 PMAQI
15th Jul 2026277 PMAQI
15th Jul 2026348 PMAQI
15th Jul 2026349 PMAQI
15th Jul 20263410 PMAQI
15th Jul 20262011 PMAQI
16th Jul 20262012 AMAQI
16th Jul 2026271 AMAQI
16th Jul 2026362 AMAQI
16th Jul 2026363 AMAQI
16th Jul 2026274 AMAQI
31°C27/37°C
16th Jul 2026145 AMAQI
16th Jul 2026126 AMAQI
16th Jul 2026147 AMAQI
16th Jul 2026188 AMAQI
16th Jul 2026149 AMAQI
16th Jul 2026810 AMAQI
16th Jul 2026811 AMAQI
16th Jul 20261212 PMAQI
16th Jul 2026201 PMAQI
16th Jul 2026172 PMAQI
16th Jul 202683 PMAQI
16th Jul 2026114 PMAQI
16th Jul 2026125 PMAQI
16th Jul 2026156 PMAQI
16th Jul 2026307 PMAQI
16th Jul 2026408 PMAQI
16th Jul 2026369 PMAQI
16th Jul 20263610 PMAQI
16th Jul 20263711 PMAQI
17th Jul 20264112 AMAQI
17th Jul 2026451 AMAQI
17th Jul 2026372 AMAQI
17th Jul 2026283 AMAQI
17th Jul 2026284 AMAQI
31°C27/36°C
17th Jul 2026285 AMAQI
17th Jul 2026276 AMAQI
17th Jul 2026247 AMAQI
17th Jul 2026268 AMAQI
17th Jul 2026299 AMAQI
17th Jul 20262610 AMAQI
17th Jul 20262411 AMAQI
17th Jul 20262212 PMAQI
17th Jul 2026231 PMAQI
17th Jul 2026222 PMAQI
17th Jul 2026363 PMAQI
17th Jul 2026384 PMAQI
17th Jul 2026445 PMAQI
17th Jul 2026446 PMAQI
17th Jul 2026457 PMAQI
17th Jul 2026458 PMAQI
17th Jul 2026509 PMAQI
17th Jul 20264710 PMAQI
17th Jul 20264811 PMAQI
18th Jul 20264712 AMAQI
18th Jul 2026441 AMAQI
18th Jul 2026462 AMAQI
18th Jul 2026413 AMAQI
18th Jul 2026394 AMAQI
32°C27/38°C
18th Jul 2026465 AMAQI
18th Jul 2026456 AMAQI
18th Jul 2026427 AMAQI
18th Jul 2026528 AMAQI
18th Jul 2026589 AMAQI
18th Jul 20265410 AMAQI
18th Jul 20264511 AMAQI
18th Jul 20264812 PMAQI
18th Jul 2026491 PMAQI
18th Jul 2026462 PMAQI
18th Jul 2026433 PMAQI
18th Jul 2026404 PMAQI
18th Jul 2026365 PMAQI
18th Jul 2026366 PMAQI
18th Jul 2026407 PMAQI
18th Jul 2026388 PMAQI
18th Jul 2026469 PMAQI
18th Jul 20265310 PMAQI
18th Jul 20264611 PMAQI
19th Jul 20264912 AMAQI
19th Jul 2026461 AMAQI
19th Jul 2026362 AMAQI
19th Jul 2026453 AMAQI
19th Jul 2026454 AMAQI
29°C25/33°C
19th Jul 2026415 AMAQI
19th Jul 2026426 AMAQI
19th Jul 2026447 AMAQI
19th Jul 2026488 AMAQI
19th Jul 2026539 AMAQI
19th Jul 20265210 AMAQI
19th Jul 20265011 AMAQI
19th Jul 20264712 PMAQI
19th Jul 2026471 PMAQI
19th Jul 2026452 PMAQI
19th Jul 2026443 PMAQI
19th Jul 2026404 PMAQI
19th Jul 2026545 PMAQI
19th Jul 2026446 PMAQI
19th Jul 2026527 PMAQI
19th Jul 2026568 PMAQI
19th Jul 2026599 PMAQI
19th Jul 20265610 PMAQI
19th Jul 20265811 PMAQI
20th Jul 20265112 AMAQI
20th Jul 2026371 AMAQI
20th Jul 2026372 AMAQI
20th Jul 2026523 AMAQI
20th Jul 2026524 AMAQI
25°C24/27°C
20th Jul 2026565 AMAQI
20th Jul 2026376 AMAQI
20th Jul 2026367 AMAQI
20th Jul 2026258 AMAQI
20th Jul 2026329 AMAQI
20th Jul 20264310 AMAQI
20th Jul 20265511 AMAQI
20th Jul 20263812 PMAQI
20th Jul 2026541 PMAQI
20th Jul 2026602 PMAQI
20th Jul 2026623 PMAQI
20th Jul 2026634 PMAQI
20th Jul 2026625 PMAQI
20th Jul 2026586 PMAQI
20th Jul 2026587 PMAQI
20th Jul 2026588 PMAQI
20th Jul 2026589 PMAQI
20th Jul 20264610 PMAQI
20th Jul 20264611 PMAQI
21st Jul 20264712 AMAQI
21st Jul 2026371 AMAQI
21st Jul 2026282 AMAQI
21st Jul 2026383 AMAQI
21st Jul 2026514 AMAQI
25°C23/28°C
21st Jul 2026685 AMAQI
21st Jul 2026576 AMAQI
21st Jul 2026537 AMAQI
21st Jul 2026538 AMAQI
21st Jul 2026369 AMAQI
21st Jul 20263110 AMAQI
21st Jul 20262812 PMAQI
21st Jul 2026421 PMAQI
21st Jul 2026452 PMAQI
21st Jul 2026483 PMAQI
21st Jul 2026484 PMAQI
21st Jul 2026485 PMAQI
21st Jul 2026876 PMAQI
21st Jul 2026467 PMAQI
21st Jul 2026398 PMAQI
21st Jul 2026349 PMAQI
21st Jul 20262910 PMAQI
21st Jul 20262311 PMAQI
22nd Jul 20262212 AMAQI
22nd Jul 2026231 AMAQI
22nd Jul 2026262 AMAQI
22nd Jul 2026253 AMAQI
22nd Jul 2026214 AMAQI
28°C24/33°C
22nd Jul 2026235 AMAQI
22nd Jul 2026246 AMAQI
22nd Jul 2026227 AMAQI
22nd Jul 2026248 AMAQI
22nd Jul 2026309 AMAQI
22nd Jul 20263410 AMAQI
22nd Jul 20262611 AMAQI
22nd Jul 20262412 PMAQI
22nd Jul 2026401 PMAQI
22nd Jul 2026332 PMAQI
22nd Jul 2026273 PMAQI
22nd Jul 2026264 PMAQI
22nd Jul 2026255 PMAQI
22nd Jul 2026276 PMAQI
22nd Jul 2026367 PMAQI
22nd Jul 2026408 PMAQI
22nd Jul 2026289 PMAQI
22nd Jul 20264010 PMAQI
22nd Jul 20262611 PMAQI
23rd Jul 20263312 AMAQI
23rd Jul 2026271 AMAQI
23rd Jul 2026312 AMAQI
23rd Jul 2026423 AMAQI
23rd Jul 2026304 AMAQI
27°C25/32°C
23rd Jul 2026315 AMAQI
23rd Jul 2026306 AMAQI
23rd Jul 2026407 AMAQI
23rd Jul 2026378 AMAQI
23rd Jul 2026409 AMAQI
23rd Jul 20263810 AMAQI
23rd Jul 20263511 AMAQI
23rd Jul 20263812 PMAQI
23rd Jul 2026491 PMAQI
23rd Jul 2026452 PMAQI
23rd Jul 2026483 PMAQI
23rd Jul 2026514 PMAQI
23rd Jul 2026485 PMAQI
23rd Jul 2026436 PMAQI
23rd Jul 2026487 PMAQI
23rd Jul 2026458 PMAQI
23rd Jul 2026449 PMAQI
23rd Jul 20264810 PMAQI
23rd Jul 20264911 PMAQI
24th Jul 20265212 AMAQI
24th Jul 2026421 AMAQI
24th Jul 2026422 AMAQI
24th Jul 2026443 AMAQI
24th Jul 2026374 AMAQI
27°C24/30°C
24th Jul 2026405 AMAQI
24th Jul 2026436 AMAQI
24th Jul 2026427 AMAQI
24th Jul 2026528 AMAQI
24th Jul 2026459 AMAQI
24th Jul 20266010 AMAQI
24th Jul 20265811 AMAQI
24th Jul 20265112 PMAQI
24th Jul 2026461 PMAQI
24th Jul 2026422 PMAQI
24th Jul 2026453 PMAQI
24th Jul 2026494 PMAQI
24th Jul 2026445 PMAQI
24th Jul 2026436 PMAQI
24th Jul 2026417 PMAQI
24th Jul 2026398 PMAQI
24th Jul 2026429 PMAQI
24th Jul 20264910 PMAQI
24th Jul 20264411 PMAQI
25th Jul 20264912 AMAQI
25th Jul 2026531 AMAQI
25th Jul 2026522 AMAQI
25th Jul 2026513 AMAQI
25th Jul 2026554 AMAQI
30°C25/35°C
25th Jul 2026515 AMAQI
25th Jul 2026596 AMAQI
25th Jul 2026647 AMAQI
25th Jul 2026698 AMAQI
25th Jul 2026669 AMAQI
25th Jul 20266210 AMAQI
25th Jul 20265811 AMAQI
25th Jul 20265412 PMAQI
25th Jul 2026551 PMAQI
25th Jul 2026562 PMAQI
25th Jul 2026563 PMAQI
25th Jul 2026534 PMAQI
25th Jul 2026525 PMAQI
25th Jul 2026566 PMAQI
25th Jul 2026597 PMAQI
25th Jul 2026628 PMAQI
25th Jul 2026649 PMAQI
25th Jul 20267510 PMAQI
25th Jul 20267611 PMAQI
26th Jul 20265612 AMAQI
26th Jul 2026761 AMAQI
26th Jul 2026732 AMAQI
26th Jul 2026653 AMAQI
26th Jul 2026674 AMAQI
31°C27/36°C
26th Jul 2026685 AMAQI
26th Jul 2026686 AMAQI
26th Jul 2026667 AMAQI
26th Jul 2026668 AMAQI
26th Jul 2026689 AMAQI
26th Jul 20266210 AMAQI
26th Jul 20267511 AMAQI
26th Jul 20266612 PMAQI
26th Jul 2026611 PMAQI
26th Jul 2026522 PMAQI
26th Jul 2026463 PMAQI
26th Jul 2026434 PMAQI
26th Jul 2026415 PMAQI
26th Jul 2026396 PMAQI
26th Jul 2026327 PMAQI
26th Jul 2026228 PMAQI
26th Jul 2026239 PMAQI
26th Jul 20262610 PMAQI
26th Jul 20263611 PMAQI
27th Jul 20264212 AMAQI
27th Jul 2026331 AMAQI
27th Jul 2026172 AMAQI
27th Jul 2026203 AMAQI
27th Jul 2026224 AMAQI
30°C26/36°C
27th Jul 2026215 AMAQI
27th Jul 2026216 AMAQI
27th Jul 2026237 AMAQI
27th Jul 2026238 AMAQI
27th Jul 2026259 AMAQI
27th Jul 20263010 AMAQI
27th Jul 20263311 AMAQI
27th Jul 20262312 PMAQI
27th Jul 2026241 PMAQI
27th Jul 2026212 PMAQI
27th Jul 2026203 PMAQI
27th Jul 2026204 PMAQI
27th Jul 2026225 PMAQI
27th Jul 2026176 PMAQI
27th Jul 2026187 PMAQI
27th Jul 2026208 PMAQI
27th Jul 2026229 PMAQI
27th Jul 20262110 PMAQI
27th Jul 20262011 PMAQI
28th Jul 20262112 AMAQI
28th Jul 2026221 AMAQI
28th Jul 2026212 AMAQI
28th Jul 2026203 AMAQI
28th Jul 2026214 AMAQI
24°C23/25°C
28th Jul 2026225 AMAQI
28th Jul 2026256 AMAQI
28th Jul 2026417 AMAQI
28th Jul 2026418 AMAQI
28th Jul 2026269 AMAQI
28th Jul 20262210 AMAQI
28th Jul 20262311 AMAQI
28th Jul 20263312 PMAQI
28th Jul 2026371 PMAQI
28th Jul 2026362 PMAQI
28th Jul 2026303 PMAQI
28th Jul 2026314 PMAQI
28th Jul 2026285 PMAQI
28th Jul 2026276 PMAQI
28th Jul 2026357 PMAQI
28th Jul 2026408 PMAQI
28th Jul 2026419 PMAQI
28th Jul 20264410 PMAQI
28th Jul 20264411 PMAQI
29th Jul 20262912 AMAQI
29th Jul 2026321 AMAQI
29th Jul 2026322 AMAQI
29th Jul 2026343 AMAQI
29th Jul 2026354 AMAQI
25°C24/29°C
29th Jul 2026415 AMAQI
29th Jul 2026356 AMAQI
29th Jul 2026317 AMAQI
29th Jul 2026418 AMAQI
29th Jul 2026449 AMAQI
29th Jul 20264710 AMAQI
29th Jul 20264411 AMAQI
29th Jul 20264212 PMAQI
29th Jul 2026391 PMAQI
29th Jul 2026332 PMAQI
29th Jul 2026303 PMAQI
29th Jul 2026374 PMAQI
29th Jul 2026365 PMAQI
29th Jul 2026386 PMAQI
29th Jul 2026367 PMAQI
29th Jul 2026328 PMAQI
29th Jul 2026429 PMAQI
29th Jul 20264610 PMAQI
29th Jul 20264111 PMAQI
30th Jul 20263712 AMAQI
30th Jul 2026361 AMAQI
30th Jul 2026382 AMAQI
30th Jul 2026323 AMAQI
30th Jul 2026354 AMAQI
27°C24/33°C
30th Jul 2026365 AMAQI
30th Jul 2026386 AMAQI
30th Jul 2026387 AMAQI
30th Jul 2026358 AMAQI
30th Jul 2026359 AMAQI
30th Jul 20263510 AMAQI
30th Jul 20263411 AMAQI
30th Jul 20263012 PMAQI
30th Jul 2026331 PMAQI
30th Jul 2026352 PMAQI
30th Jul 2026303 PMAQI
30th Jul 2026294 PMAQI
30th Jul 2026245 PMAQI
30th Jul 2026266 PMAQI
30th Jul 2026237 PMAQI
30th Jul 2026288 PMAQI
30th Jul 2026319 PMAQI
30th Jul 20263210 PMAQI
30th Jul 20263411 PMAQI
31st Jul 20263112 AMAQI
31st Jul 2026301 AMAQI
31st Jul 2026282 AMAQI
31st Jul 2026323 AMAQI
31st Jul 2026354 AMAQI
28°C25/34°C
31st Jul 2026365 AMAQI
31st Jul 2026386 AMAQI
31st Jul 2026457 AMAQI
31st Jul 2026428 AMAQI
31st Jul 2026389 AMAQI
31st Jul 20264210 AMAQI
31st Jul 20263911 AMAQI
31st Jul 20263412 PMAQI
31st Jul 2026421 PMAQI
31st Jul 2026412 PMAQI
31st Jul 2026353 PMAQI
31st Jul 2026354 PMAQI
31st Jul 2026375 PMAQI
31st Jul 2026376 PMAQI
31st Jul 2026357 PMAQI
31st Jul 2026288 PMAQI
31st Jul 2026349 PMAQI
31st Jul 20263410 PMAQI
31st Jul 20263811 PMAQI
1st Aug 20263712 AMAQI
1st Aug 2026391 AMAQI
1st Aug 2026362 AMAQI
1st Aug 2026393 AMAQI
1st Aug 2026474 AMAQI
29°C24/34°C
1st Aug 2026395 AMAQI
1st Aug 2026456 AMAQI
1st Aug 2026467 AMAQI
1st Aug 2026418 AMAQI
1st Aug 2026469 AMAQI
1st Aug 20264810 AMAQI
1st Aug 20264011 AMAQI
1st Aug 20264212 PMAQI
1st Aug 2026441 PMAQI
1st Aug 2026382 PMAQI
1st Aug 2026423 PMAQI
1st Aug 2026444 PMAQI
1st Aug 2026395 PMAQI
1st Aug 2026346 PMAQI
1st Aug 2026387 PMAQI
1st Aug 2026448 PMAQI
1st Aug 2026469 PMAQI
1st Aug 20264310 PMAQI
1st Aug 20264111 PMAQI
2nd Aug 20263812 AMAQI
2nd Aug 2026411 AMAQI
2nd Aug 2026422 AMAQI
2nd Aug 2026403 AMAQI
2nd Aug 2026434 AMAQI
29°C25/34°C
2nd Aug 2026405 AMAQI
5 AM2nd Aug 2026436 AMAQI
2nd Aug 2026467 AMAQI
2nd Aug 2026498 AMAQI
2nd Aug 2026489 AMAQI
2nd Aug 20265110 AMAQI
2nd Aug 20265411 AMAQI
2nd Aug 20264512 PMAQI
12 PM2nd Aug 2026431 PMAQI
2nd Aug 2026432 PMAQI
2nd Aug 2026473 PMAQI
2nd Aug 2026384 PMAQI
2nd Aug 2026365 PMAQI
2nd Aug 2026306 PMAQI
2nd Aug 2026387 PMAQI
7 PM2nd Aug 2026438 PMAQI
2nd Aug 2026499 PMAQI
2nd Aug 20264910 PMAQI
2nd Aug 20264511 PMAQI
12 AM
4 AM
29°C25/34°C
Day time
Avg. Highest Time
5 AM
38AQI
1 hours / Day
30 hours / Month
Avg. Lowest Time
12 PM
34AQI
1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 5 AM to 5 AM (Avg. 38), while the lowest AQI was between 12 PM to 12 PM (Avg. 34).
Night time
Avg. Highest Time
10 PM
43AQI
1 hours / Day
30 hours / Month
Avg. Lowest Time
12 AM - 8 PM
38AQI
6 hours / Day
180 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 10 PM to 10 PM (Avg. 43), while the lowest AQI was between 12 AM to 8 PM (Avg. 38).
2026 Days Vs Air Quality
Yiyang, Hunan, China
2026
28%
59
40%
85
28%
60
5%
10
Total number of days with different AQI categories in last 214 days in 2026 (151 days remaining)
Good
59 DaysModerate
85 DaysPoor
60 DaysUnhealthy
10 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 28%
Health Risk Level:
Very high
In 2026, 28% of 214 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
Yiyang, Hunan, China
AQI levels in 2026
AQI (US)
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 2026
-1th undefined 2026
-1th undefined 2026
-1th undefined 2026
1st January 2026
101AQI (US)
101AQI (US)
2nd January 2026
132AQI (US)
132AQI (US)
3rd January 2026
146AQI (US)
146AQI (US)
4th January 2026
138AQI (US)
138AQI (US)
5th January 2026
137AQI (US)
137AQI (US)
6th January 2026
137AQI (US)
137AQI (US)
7th January 2026
139AQI (US)
139AQI (US)
8th January 2026
116AQI (US)
116AQI (US)
9th January 2026
130AQI (US)
130AQI (US)
10th January 2026
131AQI (US)
131AQI (US)
11th January 2026
139AQI (US)
139AQI (US)
12th January 2026
146AQI (US)
146AQI (US)
13th January 2026
142AQI (US)
142AQI (US)
14th January 2026
117AQI (US)
117AQI (US)
15th January 2026
154AQI (US)
154AQI (US)
16th January 2026
167AQI (US)
167AQI (US)
17th January 2026
184AQI (US)
184AQI (US)
18th January 2026
194AQI (US)
194AQI (US)
19th January 2026
78AQI (US)
78AQI (US)
20th January 2026
118AQI (US)
118AQI (US)
21st January 2026
97AQI (US)
97AQI (US)
22nd January 2026
103AQI (US)
103AQI (US)
23rd January 2026
141AQI (US)
141AQI (US)
24th January 2026
131AQI (US)
131AQI (US)
25th January 2026
131AQI (US)
131AQI (US)
26th January 2026
117AQI (US)
117AQI (US)
27th January 2026
156AQI (US)
156AQI (US)
28th January 2026
164AQI (US)
164AQI (US)
29th January 2026
146AQI (US)
146AQI (US)
30th January 2026
123AQI (US)
123AQI (US)
31st January 2026
132AQI (US)
132AQI (US)
1st February 2026
106AQI (US)
106AQI (US)
2nd February 2026
113AQI (US)
113AQI (US)
3rd February 2026
105AQI (US)
105AQI (US)
4th February 2026
122AQI (US)
122AQI (US)
5th February 2026
154AQI (US)
154AQI (US)
6th February 2026
166AQI (US)
166AQI (US)
7th February 2026
134AQI (US)
134AQI (US)
8th February 2026
144AQI (US)
144AQI (US)
9th February 2026
139AQI (US)
139AQI (US)
10th February 2026
132AQI (US)
132AQI (US)
11th February 2026
112AQI (US)
112AQI (US)
12th February 2026
138AQI (US)
138AQI (US)
13th February 2026
137AQI (US)
137AQI (US)
14th February 2026
122AQI (US)
122AQI (US)
15th February 2026
97AQI (US)
97AQI (US)
16th February 2026
64AQI (US)
64AQI (US)
17th February 2026
135AQI (US)
135AQI (US)
18th February 2026
135AQI (US)
135AQI (US)
19th February 2026
129AQI (US)
129AQI (US)
20th February 2026
93AQI (US)
93AQI (US)
21st February 2026
83AQI (US)
83AQI (US)
22nd February 2026
105AQI (US)
105AQI (US)
23rd February 2026
104AQI (US)
104AQI (US)
24th February 2026
86AQI (US)
86AQI (US)
25th February 2026
102AQI (US)
102AQI (US)
26th February 2026
66AQI (US)
66AQI (US)
27th February 2026
63AQI (US)
63AQI (US)
28th February 2026
99AQI (US)
99AQI (US)
1st March 2026
40AQI (US)
40AQI (US)
2nd March 2026
77AQI (US)
77AQI (US)
3rd March 2026
106AQI (US)
106AQI (US)
4th March 2026
100AQI (US)
100AQI (US)
5th March 2026
131AQI (US)
131AQI (US)
6th March 2026
154AQI (US)
154AQI (US)
7th March 2026
154AQI (US)
154AQI (US)
8th March 2026
140AQI (US)
140AQI (US)
9th March 2026
149AQI (US)
149AQI (US)
10th March 2026
128AQI (US)
128AQI (US)
11th March 2026
95AQI (US)
95AQI (US)
12th March 2026
139AQI (US)
139AQI (US)
13th March 2026
117AQI (US)
117AQI (US)
14th March 2026
101AQI (US)
101AQI (US)
15th March 2026
114AQI (US)
114AQI (US)
16th March 2026
20AQI (US)
20AQI (US)
17th March 2026
42AQI (US)
42AQI (US)
18th March 2026
55AQI (US)
55AQI (US)
19th March 2026
107AQI (US)
107AQI (US)
20th March 2026
120AQI (US)
120AQI (US)
21st March 2026
130AQI (US)
130AQI (US)
22nd March 2026
73AQI (US)
73AQI (US)
23rd March 2026
76AQI (US)
76AQI (US)
24th March 2026
95AQI (US)
95AQI (US)
25th March 2026
145AQI (US)
145AQI (US)
26th March 2026
78AQI (US)
78AQI (US)
27th March 2026
83AQI (US)
83AQI (US)
28th March 2026
97AQI (US)
97AQI (US)
29th March 2026
92AQI (US)
92AQI (US)
30th March 2026
46AQI (US)
46AQI (US)
31st March 2026
88AQI (US)
88AQI (US)
1st April 2026
75AQI (US)
75AQI (US)
2nd April 2026
75AQI (US)
75AQI (US)
3rd April 2026
45AQI (US)
45AQI (US)
4th April 2026
54AQI (US)
54AQI (US)
5th April 2026
90AQI (US)
90AQI (US)
6th April 2026
94AQI (US)
94AQI (US)
7th April 2026
138AQI (US)
138AQI (US)
8th April 2026
121AQI (US)
121AQI (US)
9th April 2026
116AQI (US)
116AQI (US)
10th April 2026
77AQI (US)
77AQI (US)
11th April 2026
89AQI (US)
89AQI (US)
12th April 2026
70AQI (US)
70AQI (US)
13th April 2026
88AQI (US)
88AQI (US)
14th April 2026
66AQI (US)
66AQI (US)
15th April 2026
61AQI (US)
61AQI (US)
16th April 2026
53AQI (US)
53AQI (US)
17th April 2026
68AQI (US)
68AQI (US)
18th April 2026
88AQI (US)
88AQI (US)
19th April 2026
79AQI (US)
79AQI (US)
20th April 2026
92AQI (US)
92AQI (US)
21st April 2026
34AQI (US)
34AQI (US)
22nd April 2026
37AQI (US)
37AQI (US)
23rd April 2026
65AQI (US)
65AQI (US)
24th April 2026
84AQI (US)
84AQI (US)
25th April 2026
74AQI (US)
74AQI (US)
26th April 2026
39AQI (US)
39AQI (US)
27th April 2026
53AQI (US)
53AQI (US)
28th April 2026
40AQI (US)
40AQI (US)
29th April 2026
21AQI (US)
21AQI (US)
30th April 2026
53AQI (US)
53AQI (US)
1st May 2026
49AQI (US)
49AQI (US)
2nd May 2026
63AQI (US)
63AQI (US)
3rd May 2026
50AQI (US)
50AQI (US)
4th May 2026
49AQI (US)
49AQI (US)
5th May 2026
69AQI (US)
69AQI (US)
6th May 2026
68AQI (US)
68AQI (US)
7th May 2026
76AQI (US)
76AQI (US)
8th May 2026
75AQI (US)
75AQI (US)
9th May 2026
62AQI (US)
62AQI (US)
10th May 2026
61AQI (US)
61AQI (US)
11th May 2026
75AQI (US)
75AQI (US)
12th May 2026
103AQI (US)
103AQI (US)
13th May 2026
40AQI (US)
40AQI (US)
14th May 2026
45AQI (US)
45AQI (US)
15th May 2026
80AQI (US)
80AQI (US)
16th May 2026
72AQI (US)
72AQI (US)
17th May 2026
61AQI (US)
61AQI (US)
18th May 2026
55AQI (US)
55AQI (US)
19th May 2026
51AQI (US)
51AQI (US)
20th May 2026
62AQI (US)
62AQI (US)
21st May 2026
71AQI (US)
71AQI (US)
22nd May 2026
82AQI (US)
82AQI (US)
23rd May 2026
74AQI (US)
74AQI (US)
24th May 2026
72AQI (US)
72AQI (US)
25th May 2026
67AQI (US)
67AQI (US)
26th May 2026
50AQI (US)
50AQI (US)
27th May 2026
50AQI (US)
50AQI (US)
28th May 2026
49AQI (US)
49AQI (US)
29th May 2026
71AQI (US)
71AQI (US)
30th May 2026
62AQI (US)
62AQI (US)
31st May 2026
79AQI (US)
79AQI (US)
1st June 2026
84AQI (US)
84AQI (US)
2nd June 2026
104AQI (US)
104AQI (US)
3rd June 2026
91AQI (US)
91AQI (US)
4th June 2026
45AQI (US)
45AQI (US)
5th June 2026
81AQI (US)
81AQI (US)
6th June 2026
71AQI (US)
71AQI (US)
7th June 2026
85AQI (US)
85AQI (US)
8th June 2026
26AQI (US)
26AQI (US)
9th June 2026
37AQI (US)
37AQI (US)
10th June 2026
53AQI (US)
53AQI (US)
11th June 2026
73AQI (US)
73AQI (US)
12th June 2026
88AQI (US)
88AQI (US)
13th June 2026
38AQI (US)
38AQI (US)
14th June 2026
40AQI (US)
40AQI (US)
15th June 2026
62AQI (US)
62AQI (US)
16th June 2026
68AQI (US)
68AQI (US)
17th June 2026
84AQI (US)
84AQI (US)
18th June 2026
76AQI (US)
76AQI (US)
19th June 2026
48AQI (US)
48AQI (US)
20th June 2026
15AQI (US)
15AQI (US)
21st June 2026
38AQI (US)
38AQI (US)
22nd June 2026
35AQI (US)
35AQI (US)
23rd June 2026
17AQI (US)
17AQI (US)
24th June 2026
48AQI (US)
48AQI (US)
25th June 2026
71AQI (US)
71AQI (US)
26th June 2026
52AQI (US)
52AQI (US)
27th June 2026
82AQI (US)
82AQI (US)
28th June 2026
88AQI (US)
88AQI (US)
29th June 2026
104AQI (US)
104AQI (US)
30th June 2026
50AQI (US)
50AQI (US)
1st July 2026
23AQI (US)
23AQI (US)
2nd July 2026
49AQI (US)
49AQI (US)
3rd July 2026
47AQI (US)
47AQI (US)
4th July 2026
18AQI (US)
18AQI (US)
5th July 2026
19AQI (US)
19AQI (US)
6th July 2026
26AQI (US)
26AQI (US)
7th July 2026
25AQI (US)
25AQI (US)
8th July 2026
19AQI (US)
19AQI (US)
9th July 2026
19AQI (US)
19AQI (US)
10th July 2026
26AQI (US)
26AQI (US)
11th July 2026
45AQI (US)
45AQI (US)
12th July 2026
62AQI (US)
62AQI (US)
13th July 2026
64AQI (US)
64AQI (US)
14th July 2026
44AQI (US)
44AQI (US)
15th July 2026
34AQI (US)
34AQI (US)
16th July 2026
21AQI (US)
21AQI (US)
17th July 2026
34AQI (US)
34AQI (US)
18th July 2026
45AQI (US)
45AQI (US)
19th July 2026
48AQI (US)
48AQI (US)
20th July 2026
49AQI (US)
49AQI (US)
21st July 2026
44AQI (US)
44AQI (US)
22nd July 2026
28AQI (US)
28AQI (US)
23rd July 2026
40AQI (US)
40AQI (US)
24th July 2026
45AQI (US)
45AQI (US)
25th July 2026
58AQI (US)
58AQI (US)
26th July 2026
54AQI (US)
54AQI (US)
27th July 2026
23AQI (US)
23AQI (US)
28th July 2026
30AQI (US)
30AQI (US)
29th July 2026
37AQI (US)
37AQI (US)
30th July 2026
32AQI (US)
32AQI (US)
31st July 2026
36AQI (US)
36AQI (US)
1st August 2026
42AQI (US)
42AQI (US)
2nd August 2026
44AQI (US)
44AQI (US)
3rd August 2026
4th August 2026
5th August 2026
6th August 2026
7th August 2026
8th August 2026
9th August 2026
10th August 2026
11th August 2026
12th August 2026
13th August 2026
14th August 2026
15th August 2026
16th August 2026
17th August 2026
18th August 2026
19th August 2026
20th August 2026
21st August 2026
22nd August 2026
23rd August 2026
24th August 2026
25th August 2026
26th August 2026
27th August 2026
28th August 2026
29th August 2026
30th August 2026
31st August 2026
1st September 2026
2nd September 2026
3rd September 2026
4th September 2026
5th September 2026
6th September 2026
7th September 2026
8th September 2026
9th September 2026
10th September 2026
11th September 2026
12th September 2026
13th September 2026
14th September 2026
15th September 2026
16th September 2026
17th September 2026
18th September 2026
19th September 2026
20th September 2026
21st September 2026
22nd September 2026
23rd September 2026
24th September 2026
25th September 2026
26th September 2026
27th September 2026
28th September 2026
29th September 2026
30th September 2026
1st October 2026
2nd October 2026
3rd October 2026
4th October 2026
5th October 2026
6th October 2026
7th October 2026
8th October 2026
9th October 2026
10th October 2026
11th October 2026
12th October 2026
13th October 2026
14th October 2026
15th October 2026
16th October 2026
17th October 2026
18th October 2026
19th October 2026
20th October 2026
21st October 2026
22nd October 2026
23rd October 2026
24th October 2026
25th October 2026
26th October 2026
27th October 2026
28th October 2026
29th October 2026
30th October 2026
31st October 2026
1st November 2026
2nd November 2026
3rd November 2026
4th November 2026
5th November 2026
6th November 2026
7th November 2026
8th November 2026
9th November 2026
10th November 2026
11th November 2026
12th November 2026
13th November 2026
14th November 2026
15th November 2026
16th November 2026
17th November 2026
18th November 2026
19th November 2026
20th November 2026
21st November 2026
22nd November 2026
23rd November 2026
24th November 2026
25th November 2026
26th November 2026
27th November 2026
28th November 2026
29th November 2026
30th November 2026
1st December 2026
2nd December 2026
3rd December 2026
4th December 2026
5th December 2026
6th December 2026
7th December 2026
8th December 2026
9th December 2026
10th December 2026
11th December 2026
12th December 2026
13th December 2026
14th December 2026
15th December 2026
16th December 2026
17th December 2026
18th December 2026
19th December 2026
20th December 2026
21st December 2026
22nd December 2026
23rd December 2026
24th December 2026
25th December 2026
26th December 2026
27th December 2026
28th December 2026
29th December 2026
30th December 2026
31st December 2026
135AQI (US)
114AQI (US)
100AQI (US)
71AQI (US)
64AQI (US)
62AQI (US)
37AQI (US)
43AQI (US)
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202683AQI (US)
2
23
6
8
18
2
4
12
13
2
6
21
3
8
22
1
12
16
2
27
4
2
59
85
60
10
Highest AQI (US) recorded in
January135AQI (US)
Lowest AQI (US) recorded in
July37AQI (US)
2025102AQI (US)
14
15
2
2
21
5
14
17
28
2
6
25
7
21
2
9
22
8
23
3
27
13
13
5
18
12
1
15
14
1
27
147
147
41
3
Highest AQI (US) recorded in
January158AQI (US)
Lowest AQI (US) recorded in
July54AQI (US)
2024105AQI (US)
2
13
16
1
7
10
10
1
11
12
8
15
15
1
20
10
13
16
1
20
11
8
23
13
15
2
9
16
6
2
7
6
15
15
16
45
134
113
73
1
Highest AQI (US) recorded in
January151AQI (US)
Lowest AQI (US) recorded in
July46AQI (US)
2023101AQI (US)
2
9
13
7
2
17
9
12
15
4
3
20
6
1
1
23
7
8
20
2
21
10
6
20
5
2
24
4
1
12
15
3
1
3
18
4
8
14
6
3
43
156
112
40
10
Highest AQI (US) recorded in
January174AQI (US)
Lowest AQI (US) recorded in
July51AQI (US)
2022106AQI (US)
3
8
16
3
4
14
5
1
16
11
3
1
15
14
22
7
2
11
17
2
14
10
1
1
13
16
6
6
16
3
6
19
5
2
11
18
34
115
118
52
3
Highest AQI (US) recorded in
January159AQI (US)
Lowest AQI (US) recorded in
July49AQI (US)
202194AQI (US)
1
12
16
2
7
15
5
1
12
19
17
13
7
17
7
14
15
1
28
3
17
4
10
19
1
9
14
5
3
3
11
9
7
3
19
7
2
88
123
101
38
5
Highest AQI (US) recorded in
January156AQI (US)
Lowest AQI (US) recorded in
July40AQI (US)
202096AQI (US)
7
3
3
10
8
3
8
10
12
18
11
15
4
1
15
13
3
5
20
5
4
8
13
6
9
12
9
1
5
24
1
47
109
63
46
1
Highest AQI (US) recorded in
December169AQI (US)
Lowest AQI (US) recorded in
August59AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Most Polluted Year Recorded
2022(Avg.)
106AQI (US)Least Polluted Year Recorded
2026(Avg.)
83AQI (US)Yiyang's annual 2026 AQI (US) (83) shows an average percentage change of -17.3% (improved AQI (US)) compared to previous years: 2020 (96), 2021 (94), 2022 (106), 2023 (101), 2024 (105), 2025 (102).
