Hengyang, 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
Hengyang, Hunan, China
2022
2023
2024
2025
2026
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
19th Aug 2023
107AQILowest AQI recorded on
1st Aug 2024
27AQISame Day Analysis (1st August):
On this day, AQI across the 5 years varied significantly: 2026 ranks 3rd highest AQI at 31 of Good air quality, showing improvement over 2025 and 2023 on the same day.
Day & Night AQI Trend: 31st Jul - 1st Aug 2026
Hengyang, Hunan, China
AQI
Day
Night
.
5 AM31st Jul 2026
7 PM
4 AM1st Aug 2026
Day time
Avg. Highest Time
7AM31st Jul
44AQI
Avg. Lowest Time
7PM31st Jul
24AQI
Night time
Avg. Highest Time
2AM1st Aug
44AQI
Avg. Lowest Time
8PM31st Jul
28AQI
In the last 24 hours,
Hengyang's AQI reached its highest point of 44 at 7 AM during the Day, while the lowest point, 24, was recorded at 7 PM during the Day between 31st Jul and 1st Aug 2026.
Day & Night AQI Trend : Jul - Aug 2026
Hengyang, Hunan, China
JulAug
03rd - 04th04th - 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
Day
Night
3rd Jul 2026545 AMAQI
3rd Jul 2026486 AMAQI
3rd Jul 2026367 AMAQI
3rd Jul 2026338 AMAQI
3rd Jul 2026269 AMAQI
3rd Jul 20262410 AMAQI
3rd Jul 20262111 AMAQI
3rd Jul 20262012 PMAQI
3rd Jul 2026181 PMAQI
3rd Jul 2026192 PMAQI
3rd Jul 2026143 PMAQI
3rd Jul 2026154 PMAQI
3rd Jul 2026125 PMAQI
3rd Jul 2026116 PMAQI
3rd Jul 2026117 PMAQI
3rd Jul 2026188 PMAQI
3rd Jul 2026229 PMAQI
3rd Jul 20262610 PMAQI
3rd Jul 20262311 PMAQI
4th Jul 20261312 AMAQI
4th Jul 2026111 AMAQI
4th Jul 2026102 AMAQI
4th Jul 202683 AMAQI
4th Jul 2026124 AMAQI
29°C25/35°C
4th Jul 2026125 AMAQI
4th Jul 2026136 AMAQI
4th Jul 2026197 AMAQI
4th Jul 2026238 AMAQI
4th Jul 2026249 AMAQI
4th Jul 20262710 AMAQI
4th Jul 20263211 AMAQI
4th Jul 20262912 PMAQI
4th Jul 2026341 PMAQI
4th Jul 2026302 PMAQI
4th Jul 2026173 PMAQI
4th Jul 2026214 PMAQI
4th Jul 2026375 PMAQI
4th Jul 2026456 PMAQI
4th Jul 2026457 PMAQI
4th Jul 2026268 PMAQI
4th Jul 2026109 PMAQI
4th Jul 20262310 PMAQI
4th Jul 20262411 PMAQI
5th Jul 20262512 AMAQI
5th Jul 2026221 AMAQI
5th Jul 2026222 AMAQI
5th Jul 2026223 AMAQI
5th Jul 2026234 AMAQI
27°C25/30°C
5th Jul 2026235 AMAQI
5th Jul 2026216 AMAQI
5th Jul 2026237 AMAQI
5th Jul 2026208 AMAQI
5th Jul 2026199 AMAQI
5th Jul 20261910 AMAQI
5th Jul 20262111 AMAQI
5th Jul 20262012 PMAQI
5th Jul 2026221 PMAQI
5th Jul 2026252 PMAQI
5th Jul 2026243 PMAQI
5th Jul 2026234 PMAQI
5th Jul 2026245 PMAQI
5th Jul 2026236 PMAQI
5th Jul 2026227 PMAQI
5th Jul 2026248 PMAQI
5th Jul 2026239 PMAQI
5th Jul 20262610 PMAQI
5th Jul 20262511 PMAQI
6th Jul 20262612 AMAQI
6th Jul 2026251 AMAQI
6th Jul 2026252 AMAQI
6th Jul 2026203 AMAQI
6th Jul 2026204 AMAQI
27°C24/29°C
6th Jul 2026215 AMAQI
6th Jul 2026136 AMAQI
6th Jul 2026187 AMAQI
6th Jul 2026158 AMAQI
6th Jul 2026339 AMAQI
6th Jul 20263710 AMAQI
6th Jul 20261911 AMAQI
6th Jul 20261812 PMAQI
6th Jul 2026211 PMAQI
6th Jul 2026252 PMAQI
6th Jul 2026253 PMAQI
6th Jul 2026194 PMAQI
6th Jul 2026175 PMAQI
6th Jul 2026176 PMAQI
6th Jul 2026197 PMAQI
6th Jul 2026178 PMAQI
6th Jul 2026149 PMAQI
6th Jul 20262110 PMAQI
6th Jul 20262011 PMAQI
7th Jul 20261812 AMAQI
7th Jul 2026161 AMAQI
7th Jul 2026182 AMAQI
7th Jul 2026163 AMAQI
7th Jul 2026214 AMAQI
26°C24/29°C
7th Jul 2026135 AMAQI
7th Jul 2026106 AMAQI
7th Jul 202697 AMAQI
7th Jul 2026128 AMAQI
7th Jul 202699 AMAQI
7th Jul 20261810 AMAQI
7th Jul 20261611 AMAQI
7th Jul 20261812 PMAQI
7th Jul 2026161 PMAQI
7th Jul 2026232 PMAQI
7th Jul 2026223 PMAQI
7th Jul 2026284 PMAQI
7th Jul 2026275 PMAQI
7th Jul 2026146 PMAQI
7th Jul 2026207 PMAQI
7th Jul 2026258 PMAQI
7th Jul 2026259 PMAQI
7th Jul 20262310 PMAQI
7th Jul 20262311 PMAQI
8th Jul 20261912 AMAQI
8th Jul 2026171 AMAQI
8th Jul 2026162 AMAQI
8th Jul 2026163 AMAQI
8th Jul 2026174 AMAQI
27°C24/32°C
8th Jul 2026175 AMAQI
8th Jul 202686 AMAQI
8th Jul 2026167 AMAQI
8th Jul 2026198 AMAQI
8th Jul 2026209 AMAQI
8th Jul 20262310 AMAQI
8th Jul 20262411 AMAQI
8th Jul 20262312 PMAQI
8th Jul 2026241 PMAQI
8th Jul 2026282 PMAQI
8th Jul 2026273 PMAQI
8th Jul 2026224 PMAQI
8th Jul 2026215 PMAQI
8th Jul 2026186 PMAQI
8th Jul 2026197 PMAQI
8th Jul 2026218 PMAQI
8th Jul 2026189 PMAQI
8th Jul 20261610 PMAQI
8th Jul 20262511 PMAQI
9th Jul 20262612 AMAQI
9th Jul 2026271 AMAQI
9th Jul 2026222 AMAQI
9th Jul 2026253 AMAQI
9th Jul 2026224 AMAQI
26°C24/30°C
9th Jul 2026195 AMAQI
9th Jul 2026216 AMAQI
9th Jul 2026237 AMAQI
9th Jul 2026228 AMAQI
9th Jul 2026229 AMAQI
9th Jul 20262310 AMAQI
9th Jul 20262211 AMAQI
9th Jul 20262312 PMAQI
9th Jul 2026231 PMAQI
9th Jul 2026272 PMAQI
9th Jul 2026243 PMAQI
9th Jul 2026264 PMAQI
9th Jul 2026255 PMAQI
9th Jul 2026256 PMAQI
9th Jul 2026237 PMAQI
9th Jul 2026238 PMAQI
9th Jul 2026259 PMAQI
9th Jul 20262810 PMAQI
9th Jul 20262711 PMAQI
10th Jul 20262912 AMAQI
10th Jul 2026281 AMAQI
10th Jul 2026282 AMAQI
10th Jul 2026263 AMAQI
10th Jul 2026274 AMAQI
28°C25/34°C
10th Jul 2026295 AMAQI
10th Jul 2026286 AMAQI
10th Jul 2026287 AMAQI
10th Jul 2026288 AMAQI
10th Jul 2026289 AMAQI
10th Jul 20262710 AMAQI
10th Jul 20262811 AMAQI
10th Jul 20262612 PMAQI
10th Jul 2026241 PMAQI
10th Jul 2026242 PMAQI
10th Jul 2026203 PMAQI
10th Jul 2026284 PMAQI
10th Jul 2026225 PMAQI
10th Jul 2026296 PMAQI
10th Jul 2026307 PMAQI
10th Jul 2026308 PMAQI
10th Jul 2026319 PMAQI
10th Jul 20263110 PMAQI
10th Jul 20263211 PMAQI
11th Jul 20263212 AMAQI
11th Jul 2026311 AMAQI
11th Jul 2026312 AMAQI
11th Jul 2026283 AMAQI
11th Jul 2026314 AMAQI
28°C25/32°C
11th Jul 2026315 AMAQI
11th Jul 2026506 AMAQI
11th Jul 2026337 AMAQI
11th Jul 2026338 AMAQI
11th Jul 2026339 AMAQI
11th Jul 20262910 AMAQI
11th Jul 20263011 AMAQI
11th Jul 20262712 PMAQI
11th Jul 2026261 PMAQI
11th Jul 2026252 PMAQI
11th Jul 2026283 PMAQI
11th Jul 2026314 PMAQI
11th Jul 2026305 PMAQI
11th Jul 2026316 PMAQI
11th Jul 2026277 PMAQI
11th Jul 2026308 PMAQI
11th Jul 2026589 PMAQI
11th Jul 20266510 PMAQI
11th Jul 20266311 PMAQI
12th Jul 20266312 AMAQI
12th Jul 2026671 AMAQI
12th Jul 2026662 AMAQI
12th Jul 2026733 AMAQI
12th Jul 2026814 AMAQI
31°C27/37°C
12th Jul 2026805 AMAQI
12th Jul 2026766 AMAQI
12th Jul 2026777 AMAQI
12th Jul 2026748 AMAQI
12th Jul 2026759 AMAQI
12th Jul 20266610 AMAQI
12th Jul 20265311 AMAQI
12th Jul 20264912 PMAQI
12th Jul 2026491 PMAQI
12th Jul 2026512 PMAQI
12th Jul 2026503 PMAQI
12th Jul 2026504 PMAQI
12th Jul 2026515 PMAQI
12th Jul 2026516 PMAQI
12th Jul 2026577 PMAQI
12th Jul 2026508 PMAQI
12th Jul 2026529 PMAQI
12th Jul 20265910 PMAQI
12th Jul 20266011 PMAQI
13th Jul 20266112 AMAQI
13th Jul 2026591 AMAQI
13th Jul 2026562 AMAQI
13th Jul 2026613 AMAQI
13th Jul 2026634 AMAQI
31°C26/37°C
13th Jul 2026695 AMAQI
13th Jul 2026756 AMAQI
13th Jul 2026757 AMAQI
13th Jul 2026788 AMAQI
13th Jul 2026849 AMAQI
13th Jul 20268110 AMAQI
13th Jul 20267511 AMAQI
13th Jul 20267212 PMAQI
13th Jul 2026701 PMAQI
13th Jul 2026692 PMAQI
13th Jul 2026673 PMAQI
13th Jul 2026714 PMAQI
13th Jul 2026735 PMAQI
13th Jul 2026686 PMAQI
13th Jul 2026617 PMAQI
13th Jul 2026688 PMAQI
13th Jul 2026829 PMAQI
13th Jul 20267610 PMAQI
13th Jul 20267111 PMAQI
14th Jul 20267012 AMAQI
14th Jul 2026681 AMAQI
14th Jul 2026582 AMAQI
14th Jul 2026503 AMAQI
14th Jul 2026504 AMAQI
32°C27/37°C
14th Jul 2026515 AMAQI
14th Jul 2026566 AMAQI
14th Jul 2026557 AMAQI
14th Jul 2026578 AMAQI
14th Jul 2026579 AMAQI
14th Jul 20265710 AMAQI
14th Jul 20266011 AMAQI
14th Jul 20266112 PMAQI
14th Jul 2026581 PMAQI
14th Jul 2026582 PMAQI
14th Jul 2026543 PMAQI
14th Jul 2026534 PMAQI
14th Jul 2026525 PMAQI
14th Jul 2026546 PMAQI
14th Jul 2026797 PMAQI
14th Jul 2026688 PMAQI
14th Jul 2026719 PMAQI
14th Jul 20266410 PMAQI
14th Jul 20264111 PMAQI
15th Jul 20262912 AMAQI
15th Jul 2026231 AMAQI
15th Jul 2026172 AMAQI
15th Jul 2026123 AMAQI
15th Jul 2026104 AMAQI
32°C27/38°C
15th Jul 202695 AMAQI
15th Jul 2026106 AMAQI
15th Jul 2026127 AMAQI
15th Jul 202698 AMAQI
15th Jul 202689 AMAQI
15th Jul 20261010 AMAQI
15th Jul 20261211 AMAQI
15th Jul 20261012 PMAQI
15th Jul 2026151 PMAQI
15th Jul 2026172 PMAQI
15th Jul 2026153 PMAQI
15th Jul 2026144 PMAQI
15th Jul 2026155 PMAQI
15th Jul 2026176 PMAQI
15th Jul 2026177 PMAQI
15th Jul 2026148 PMAQI
15th Jul 2026159 PMAQI
15th Jul 20261610 PMAQI
15th Jul 20261611 PMAQI
16th Jul 20261412 AMAQI
16th Jul 2026171 AMAQI
16th Jul 2026112 AMAQI
16th Jul 2026123 AMAQI
16th Jul 2026144 AMAQI
30°C27/35°C
16th Jul 2026145 AMAQI
16th Jul 2026186 AMAQI
16th Jul 2026217 AMAQI
16th Jul 2026238 AMAQI
16th Jul 2026239 AMAQI
16th Jul 20262310 AMAQI
16th Jul 20262111 AMAQI
16th Jul 20262012 PMAQI
16th Jul 2026211 PMAQI
16th Jul 2026202 PMAQI
16th Jul 2026203 PMAQI
16th Jul 2026194 PMAQI
16th Jul 2026255 PMAQI
16th Jul 2026246 PMAQI
16th Jul 2026277 PMAQI
16th Jul 2026358 PMAQI
16th Jul 2026369 PMAQI
16th Jul 20263410 PMAQI
16th Jul 20262911 PMAQI
17th Jul 20262812 AMAQI
17th Jul 2026281 AMAQI
17th Jul 2026282 AMAQI
17th Jul 2026283 AMAQI
17th Jul 2026284 AMAQI
30°C26/36°C
17th Jul 2026275 AMAQI
17th Jul 2026286 AMAQI
17th Jul 2026257 AMAQI
17th Jul 2026258 AMAQI
17th Jul 2026279 AMAQI
17th Jul 20262510 AMAQI
17th Jul 20262611 AMAQI
17th Jul 20262512 PMAQI
17th Jul 2026241 PMAQI
17th Jul 2026232 PMAQI
17th Jul 2026323 PMAQI
17th Jul 2026334 PMAQI
17th Jul 2026305 PMAQI
17th Jul 2026286 PMAQI
17th Jul 2026277 PMAQI
17th Jul 2026288 PMAQI
17th Jul 2026289 PMAQI
17th Jul 20262910 PMAQI
17th Jul 20263011 PMAQI
18th Jul 20262612 AMAQI
18th Jul 2026261 AMAQI
18th Jul 2026282 AMAQI
18th Jul 2026273 AMAQI
18th Jul 2026284 AMAQI
31°C26/36°C
18th Jul 2026295 AMAQI
18th Jul 2026316 AMAQI
18th Jul 2026337 AMAQI
18th Jul 2026378 AMAQI
18th Jul 2026379 AMAQI
18th Jul 20263710 AMAQI
18th Jul 20263511 AMAQI
18th Jul 20263712 PMAQI
18th Jul 2026351 PMAQI
18th Jul 2026342 PMAQI
18th Jul 2026353 PMAQI
18th Jul 2026324 PMAQI
18th Jul 2026295 PMAQI
18th Jul 2026296 PMAQI
18th Jul 2026317 PMAQI
18th Jul 2026328 PMAQI
18th Jul 2026309 PMAQI
18th Jul 20263310 PMAQI
18th Jul 20262911 PMAQI
19th Jul 20263212 AMAQI
19th Jul 2026331 AMAQI
19th Jul 2026352 AMAQI
19th Jul 2026353 AMAQI
19th Jul 2026344 AMAQI
31°C27/36°C
19th Jul 2026365 AMAQI
19th Jul 2026396 AMAQI
19th Jul 2026397 AMAQI
19th Jul 2026378 AMAQI
19th Jul 2026339 AMAQI
19th Jul 20263110 AMAQI
19th Jul 20263111 AMAQI
19th Jul 20263412 PMAQI
19th Jul 2026371 PMAQI
19th Jul 2026402 PMAQI
19th Jul 2026413 PMAQI
19th Jul 2026394 PMAQI
19th Jul 2026405 PMAQI
19th Jul 2026356 PMAQI
19th Jul 2026347 PMAQI
19th Jul 2026318 PMAQI
19th Jul 2026329 PMAQI
19th Jul 20263210 PMAQI
19th Jul 20263211 PMAQI
20th Jul 20263212 AMAQI
20th Jul 2026271 AMAQI
20th Jul 2026282 AMAQI
20th Jul 2026273 AMAQI
20th Jul 2026294 AMAQI
26°C25/28°C
20th Jul 2026335 AMAQI
20th Jul 2026336 AMAQI
20th Jul 2026297 AMAQI
20th Jul 2026278 AMAQI
20th Jul 2026269 AMAQI
20th Jul 20262710 AMAQI
20th Jul 20263011 AMAQI
20th Jul 20263112 PMAQI
20th Jul 2026291 PMAQI
20th Jul 2026312 PMAQI
20th Jul 2026313 PMAQI
20th Jul 2026334 PMAQI
20th Jul 2026315 PMAQI
20th Jul 2026276 PMAQI
20th Jul 2026247 PMAQI
20th Jul 2026248 PMAQI
20th Jul 2026239 PMAQI
20th Jul 20265110 PMAQI
20th Jul 20264111 PMAQI
21st Jul 20262212 AMAQI
21st Jul 2026221 AMAQI
21st Jul 2026222 AMAQI
21st Jul 2026213 AMAQI
21st Jul 2026254 AMAQI
24°C23/25°C
21st Jul 2026245 AMAQI
21st Jul 2026306 AMAQI
21st Jul 2026387 AMAQI
21st Jul 2026428 AMAQI
21st Jul 2026489 AMAQI
21st Jul 20262910 AMAQI
21st Jul 20263212 PMAQI
21st Jul 2026321 PMAQI
21st Jul 2026252 PMAQI
21st Jul 2026253 PMAQI
21st Jul 2026284 PMAQI
21st Jul 2026295 PMAQI
21st Jul 2026766 PMAQI
21st Jul 2026337 PMAQI
21st Jul 2026338 PMAQI
21st Jul 2026329 PMAQI
21st Jul 20263110 PMAQI
21st Jul 20263111 PMAQI
22nd Jul 20263112 AMAQI
22nd Jul 2026311 AMAQI
22nd Jul 2026292 AMAQI
22nd Jul 2026293 AMAQI
22nd Jul 2026294 AMAQI
26°C24/30°C
22nd Jul 2026305 AMAQI
22nd Jul 2026316 AMAQI
22nd Jul 2026297 AMAQI
22nd Jul 2026298 AMAQI
22nd Jul 2026319 AMAQI
22nd Jul 20263110 AMAQI
22nd Jul 20263111 AMAQI
22nd Jul 20263412 PMAQI
22nd Jul 2026371 PMAQI
22nd Jul 2026362 PMAQI
22nd Jul 2026373 PMAQI
22nd Jul 2026374 PMAQI
22nd Jul 2026405 PMAQI
22nd Jul 2026406 PMAQI
22nd Jul 2026387 PMAQI
22nd Jul 2026428 PMAQI
22nd Jul 2026439 PMAQI
22nd Jul 20264610 PMAQI
22nd Jul 20264411 PMAQI
23rd Jul 20264312 AMAQI
23rd Jul 2026431 AMAQI
23rd Jul 2026402 AMAQI
23rd Jul 2026403 AMAQI
23rd Jul 2026384 AMAQI
26°C24/30°C
23rd Jul 2026385 AMAQI
23rd Jul 2026376 AMAQI
23rd Jul 2026367 AMAQI
23rd Jul 2026378 AMAQI
23rd Jul 2026369 AMAQI
23rd Jul 20263710 AMAQI
23rd Jul 20263411 AMAQI
23rd Jul 20263512 PMAQI
23rd Jul 2026381 PMAQI
23rd Jul 2026332 PMAQI
23rd Jul 2026333 PMAQI
23rd Jul 2026344 PMAQI
23rd Jul 2026335 PMAQI
23rd Jul 2026316 PMAQI
23rd Jul 2026337 PMAQI
23rd Jul 2026348 PMAQI
23rd Jul 2026359 PMAQI
23rd Jul 20263810 PMAQI
23rd Jul 20263611 PMAQI
24th Jul 20263812 AMAQI
24th Jul 2026401 AMAQI
24th Jul 2026422 AMAQI
24th Jul 2026423 AMAQI
24th Jul 2026444 AMAQI
28°C24/33°C
24th Jul 2026475 AMAQI
24th Jul 2026476 AMAQI
24th Jul 2026507 AMAQI
24th Jul 2026518 AMAQI
24th Jul 2026529 AMAQI
24th Jul 20265310 AMAQI
24th Jul 20265211 AMAQI
24th Jul 20265212 PMAQI
24th Jul 2026521 PMAQI
24th Jul 2026502 PMAQI
24th Jul 2026503 PMAQI
24th Jul 2026494 PMAQI
24th Jul 2026505 PMAQI
24th Jul 2026476 PMAQI
24th Jul 2026477 PMAQI
24th Jul 2026488 PMAQI
24th Jul 2026519 PMAQI
24th Jul 20265110 PMAQI
24th Jul 20265211 PMAQI
25th Jul 20265112 AMAQI
25th Jul 2026531 AMAQI
25th Jul 2026552 AMAQI
25th Jul 2026563 AMAQI
25th Jul 2026554 AMAQI
29°C25/34°C
25th Jul 2026555 AMAQI
25th Jul 2026546 AMAQI
25th Jul 2026607 AMAQI
25th Jul 2026788 AMAQI
25th Jul 2026669 AMAQI
25th Jul 20265910 AMAQI
25th Jul 20266611 AMAQI
25th Jul 20265612 PMAQI
25th Jul 2026561 PMAQI
25th Jul 2026542 PMAQI
25th Jul 2026523 PMAQI
25th Jul 2026544 PMAQI
25th Jul 2026545 PMAQI
25th Jul 2026536 PMAQI
25th Jul 2026557 PMAQI
25th Jul 2026768 PMAQI
25th Jul 2026659 PMAQI
25th Jul 20268810 PMAQI
25th Jul 20268911 PMAQI
26th Jul 20269012 AMAQI
26th Jul 2026871 AMAQI
26th Jul 2026842 AMAQI
26th Jul 2026863 AMAQI
26th Jul 2026824 AMAQI
30°C24/36°C
26th Jul 2026795 AMAQI
26th Jul 2026796 AMAQI
26th Jul 2026787 AMAQI
26th Jul 2026788 AMAQI
26th Jul 2026839 AMAQI
26th Jul 20268610 AMAQI
26th Jul 20266111 AMAQI
26th Jul 20265512 PMAQI
26th Jul 2026451 PMAQI
26th Jul 2026382 PMAQI
26th Jul 2026263 PMAQI
26th Jul 2026174 PMAQI
26th Jul 2026175 PMAQI
26th Jul 2026146 PMAQI
26th Jul 2026137 PMAQI
26th Jul 2026148 PMAQI
26th Jul 2026159 PMAQI
26th Jul 20261510 PMAQI
26th Jul 20261511 PMAQI
27th Jul 20261312 AMAQI
27th Jul 2026121 AMAQI
27th Jul 2026112 AMAQI
27th Jul 2026113 AMAQI
27th Jul 2026114 AMAQI
27°C25/33°C
27th Jul 2026125 AMAQI
27th Jul 2026136 AMAQI
27th Jul 2026147 AMAQI
27th Jul 2026128 AMAQI
27th Jul 2026119 AMAQI
27th Jul 20261710 AMAQI
27th Jul 20261411 AMAQI
27th Jul 20261212 PMAQI
27th Jul 2026161 PMAQI
27th Jul 2026122 PMAQI
27th Jul 2026123 PMAQI
27th Jul 2026114 PMAQI
27th Jul 2026165 PMAQI
27th Jul 2026226 PMAQI
27th Jul 2026237 PMAQI
27th Jul 2026258 PMAQI
27th Jul 2026209 PMAQI
27th Jul 20261810 PMAQI
27th Jul 20261811 PMAQI
28th Jul 20261812 AMAQI
28th Jul 2026171 AMAQI
28th Jul 2026162 AMAQI
28th Jul 2026153 AMAQI
28th Jul 2026184 AMAQI
25°C24/27°C
28th Jul 2026225 AMAQI
28th Jul 2026176 AMAQI
28th Jul 2026187 AMAQI
28th Jul 2026258 AMAQI
28th Jul 2026239 AMAQI
28th Jul 20262010 AMAQI
28th Jul 20262211 AMAQI
28th Jul 20263012 PMAQI
28th Jul 2026371 PMAQI
28th Jul 2026352 PMAQI
28th Jul 2026283 PMAQI
28th Jul 2026344 PMAQI
28th Jul 2026325 PMAQI
28th Jul 2026286 PMAQI
28th Jul 2026297 PMAQI
28th Jul 2026318 PMAQI
28th Jul 2026329 PMAQI
28th Jul 20263310 PMAQI
28th Jul 20263311 PMAQI
29th Jul 20263112 AMAQI
29th Jul 2026311 AMAQI
29th Jul 2026332 AMAQI
29th Jul 2026343 AMAQI
29th Jul 2026324 AMAQI
26°C24/29°C
29th Jul 2026315 AMAQI
29th Jul 2026326 AMAQI
29th Jul 2026327 AMAQI
29th Jul 2026308 AMAQI
29th Jul 2026319 AMAQI
29th Jul 20263010 AMAQI
29th Jul 20262811 AMAQI
29th Jul 20262812 PMAQI
29th Jul 2026241 PMAQI
29th Jul 2026242 PMAQI
29th Jul 2026233 PMAQI
29th Jul 2026254 PMAQI
29th Jul 2026265 PMAQI
29th Jul 2026276 PMAQI
29th Jul 2026307 PMAQI
29th Jul 2026348 PMAQI
29th Jul 2026339 PMAQI
29th Jul 20263110 PMAQI
29th Jul 20262811 PMAQI
30th Jul 20262912 AMAQI
30th Jul 2026291 AMAQI
30th Jul 2026302 AMAQI
30th Jul 2026283 AMAQI
30th Jul 2026274 AMAQI
27°C25/31°C
30th Jul 2026285 AMAQI
30th Jul 2026286 AMAQI
30th Jul 2026337 AMAQI
30th Jul 2026318 AMAQI
30th Jul 2026319 AMAQI
30th Jul 20263210 AMAQI
30th Jul 20262811 AMAQI
30th Jul 20262712 PMAQI
30th Jul 2026271 PMAQI
30th Jul 2026282 PMAQI
30th Jul 2026273 PMAQI
30th Jul 2026264 PMAQI
30th Jul 2026265 PMAQI
30th Jul 2026276 PMAQI
30th Jul 2026297 PMAQI
30th Jul 2026298 PMAQI
30th Jul 2026329 PMAQI
30th Jul 20263210 PMAQI
30th Jul 20262711 PMAQI
31st Jul 20262512 AMAQI
31st Jul 2026231 AMAQI
31st Jul 2026232 AMAQI
31st Jul 2026403 AMAQI
31st Jul 2026394 AMAQI
27°C24/32°C
31st Jul 2026395 AMAQI
31st Jul 2026316 AMAQI
31st Jul 2026447 AMAQI
31st Jul 2026348 AMAQI
31st Jul 2026289 AMAQI
31st Jul 20263310 AMAQI
31st Jul 20262911 AMAQI
31st Jul 20262512 PMAQI
31st Jul 2026321 PMAQI
31st Jul 2026332 PMAQI
31st Jul 2026283 PMAQI
31st Jul 2026304 PMAQI
31st Jul 2026295 PMAQI
31st Jul 2026286 PMAQI
31st Jul 2026247 PMAQI
31st Jul 2026288 PMAQI
31st Jul 2026349 PMAQI
31st Jul 20263610 PMAQI
31st Jul 20263211 PMAQI
1st Aug 20264112 AMAQI
1st Aug 2026411 AMAQI
1st Aug 2026442 AMAQI
1st Aug 2026363 AMAQI
1st Aug 2026414 AMAQI
26°C24/30°C
1st Aug 2026415 AMAQI
5 AM1st Aug 2026386 AMAQI
1st Aug 2026267 AMAQI
1st Aug 2026258 AMAQI
1st Aug 2026319 AMAQI
1st Aug 20263010 AMAQI
1st Aug 20262811 AMAQI
1st Aug 20262612 PMAQI
12 PM1st Aug 2026281 PMAQI
1st Aug 2026282 PMAQI
1st Aug 2026283 PMAQI
1st Aug 2026284 PMAQI
1st Aug 2026285 PMAQI
1st Aug 2026256 PMAQI
1st Aug 2026277 PMAQI
7 PM1st Aug 2026268 PMAQI
1st Aug 2026279 PMAQI
1st Aug 20262910 PMAQI
1st Aug 20262611 PMAQI
12 AM
4 AM
29°C23/34°C
Day time
Avg. Highest Time
5 AM - 10 AM
35AQI
6 hours / Day
180 hours / Month
Avg. Lowest Time
3 PM - 5 PM
31AQI
3 hours / Day
90 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 5 AM to 10 AM (Avg. 35), while the lowest AQI was between 3 PM to 5 PM (Avg. 31).
Night time
Avg. Highest Time
10 PM
37AQI
1 hours / Day
30 hours / Month
Avg. Lowest Time
2 AM - 3 AM
32AQI
2 hours / Day
60 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 10 PM to 10 PM (Avg. 37), while the lowest AQI was between 2 AM to 3 AM (Avg. 32).
2026 Days Vs Air Quality
Hengyang, Hunan, China
2026
31%
65
46%
97
19%
41
5%
10
Total number of days with different AQI categories in last 213 days in 2026 (152 days remaining)
Good
65 DaysModerate
97 DaysPoor
41 DaysUnhealthy
10 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 31%
Health Risk Level:
High
In 2026, 31% of 213 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
Hengyang, 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
79AQI (US)
79AQI (US)
2nd January 2026
115AQI (US)
115AQI (US)
3rd January 2026
134AQI (US)
134AQI (US)
4th January 2026
144AQI (US)
144AQI (US)
5th January 2026
112AQI (US)
112AQI (US)
6th January 2026
153AQI (US)
153AQI (US)
7th January 2026
143AQI (US)
143AQI (US)
8th January 2026
127AQI (US)
127AQI (US)
9th January 2026
128AQI (US)
128AQI (US)
10th January 2026
155AQI (US)
155AQI (US)
11th January 2026
164AQI (US)
164AQI (US)
12th January 2026
153AQI (US)
153AQI (US)
13th January 2026
172AQI (US)
172AQI (US)
14th January 2026
155AQI (US)
155AQI (US)
15th January 2026
159AQI (US)
159AQI (US)
16th January 2026
171AQI (US)
171AQI (US)
17th January 2026
163AQI (US)
163AQI (US)
18th January 2026
165AQI (US)
165AQI (US)
19th January 2026
88AQI (US)
88AQI (US)
20th January 2026
42AQI (US)
42AQI (US)
21st January 2026
98AQI (US)
98AQI (US)
22nd January 2026
111AQI (US)
111AQI (US)
23rd January 2026
127AQI (US)
127AQI (US)
24th January 2026
95AQI (US)
95AQI (US)
25th January 2026
118AQI (US)
118AQI (US)
26th January 2026
96AQI (US)
96AQI (US)
27th January 2026
117AQI (US)
117AQI (US)
28th January 2026
141AQI (US)
141AQI (US)
29th January 2026
112AQI (US)
112AQI (US)
30th January 2026
71AQI (US)
71AQI (US)
31st January 2026
81AQI (US)
81AQI (US)
1st February 2026
93AQI (US)
93AQI (US)
2nd February 2026
86AQI (US)
86AQI (US)
3rd February 2026
76AQI (US)
76AQI (US)
4th February 2026
98AQI (US)
98AQI (US)
5th February 2026
145AQI (US)
145AQI (US)
6th February 2026
125AQI (US)
125AQI (US)
7th February 2026
120AQI (US)
120AQI (US)
8th February 2026
107AQI (US)
107AQI (US)
9th February 2026
108AQI (US)
108AQI (US)
10th February 2026
114AQI (US)
114AQI (US)
11th February 2026
123AQI (US)
123AQI (US)
12th February 2026
145AQI (US)
145AQI (US)
13th February 2026
138AQI (US)
138AQI (US)
14th February 2026
124AQI (US)
124AQI (US)
15th February 2026
128AQI (US)
128AQI (US)
16th February 2026
37AQI (US)
37AQI (US)
17th February 2026
131AQI (US)
131AQI (US)
18th February 2026
133AQI (US)
133AQI (US)
19th February 2026
104AQI (US)
104AQI (US)
20th February 2026
89AQI (US)
89AQI (US)
21st February 2026
121AQI (US)
121AQI (US)
22nd February 2026
129AQI (US)
129AQI (US)
23rd February 2026
110AQI (US)
110AQI (US)
24th February 2026
61AQI (US)
61AQI (US)
25th February 2026
93AQI (US)
93AQI (US)
26th February 2026
60AQI (US)
60AQI (US)
27th February 2026
37AQI (US)
37AQI (US)
28th February 2026
47AQI (US)
47AQI (US)
1st March 2026
16AQI (US)
16AQI (US)
2nd March 2026
46AQI (US)
46AQI (US)
3rd March 2026
71AQI (US)
71AQI (US)
4th March 2026
127AQI (US)
127AQI (US)
5th March 2026
104AQI (US)
104AQI (US)
6th March 2026
109AQI (US)
109AQI (US)
7th March 2026
131AQI (US)
131AQI (US)
8th March 2026
66AQI (US)
66AQI (US)
9th March 2026
49AQI (US)
49AQI (US)
10th March 2026
127AQI (US)
127AQI (US)
11th March 2026
88AQI (US)
88AQI (US)
12th March 2026
103AQI (US)
103AQI (US)
13th March 2026
103AQI (US)
103AQI (US)
14th March 2026
100AQI (US)
100AQI (US)
15th March 2026
139AQI (US)
139AQI (US)
16th March 2026
60AQI (US)
60AQI (US)
17th March 2026
73AQI (US)
73AQI (US)
18th March 2026
32AQI (US)
32AQI (US)
19th March 2026
65AQI (US)
65AQI (US)
20th March 2026
51AQI (US)
51AQI (US)
21st March 2026
82AQI (US)
82AQI (US)
22nd March 2026
71AQI (US)
71AQI (US)
23rd March 2026
55AQI (US)
55AQI (US)
24th March 2026
37AQI (US)
37AQI (US)
25th March 2026
108AQI (US)
108AQI (US)
26th March 2026
77AQI (US)
77AQI (US)
27th March 2026
78AQI (US)
78AQI (US)
28th March 2026
80AQI (US)
80AQI (US)
29th March 2026
90AQI (US)
90AQI (US)
30th March 2026
38AQI (US)
38AQI (US)
31st March 2026
37AQI (US)
37AQI (US)
1st April 2026
68AQI (US)
68AQI (US)
2nd April 2026
73AQI (US)
73AQI (US)
3rd April 2026
33AQI (US)
33AQI (US)
4th April 2026
64AQI (US)
64AQI (US)
5th April 2026
90AQI (US)
90AQI (US)
6th April 2026
74AQI (US)
74AQI (US)
7th April 2026
77AQI (US)
77AQI (US)
8th April 2026
97AQI (US)
97AQI (US)
9th April 2026
87AQI (US)
87AQI (US)
10th April 2026
76AQI (US)
76AQI (US)
11th April 2026
41AQI (US)
41AQI (US)
12th April 2026
57AQI (US)
57AQI (US)
13th April 2026
72AQI (US)
72AQI (US)
14th April 2026
37AQI (US)
37AQI (US)
15th April 2026
46AQI (US)
46AQI (US)
16th April 2026
38AQI (US)
38AQI (US)
17th April 2026
77AQI (US)
77AQI (US)
18th April 2026
67AQI (US)
67AQI (US)
19th April 2026
97AQI (US)
97AQI (US)
20th April 2026
75AQI (US)
75AQI (US)
21st April 2026
15AQI (US)
15AQI (US)
22nd April 2026
25AQI (US)
25AQI (US)
23rd April 2026
54AQI (US)
54AQI (US)
24th April 2026
70AQI (US)
70AQI (US)
25th April 2026
75AQI (US)
75AQI (US)
26th April 2026
90AQI (US)
90AQI (US)
27th April 2026
113AQI (US)
113AQI (US)
28th April 2026
72AQI (US)
72AQI (US)
29th April 2026
16AQI (US)
16AQI (US)
30th April 2026
37AQI (US)
37AQI (US)
1st May 2026
62AQI (US)
62AQI (US)
2nd May 2026
57AQI (US)
57AQI (US)
3rd May 2026
42AQI (US)
42AQI (US)
4th May 2026
63AQI (US)
63AQI (US)
5th May 2026
88AQI (US)
88AQI (US)
6th May 2026
83AQI (US)
83AQI (US)
7th May 2026
60AQI (US)
60AQI (US)
8th May 2026
63AQI (US)
63AQI (US)
9th May 2026
66AQI (US)
66AQI (US)
10th May 2026
97AQI (US)
97AQI (US)
11th May 2026
97AQI (US)
97AQI (US)
12th May 2026
103AQI (US)
103AQI (US)
13th May 2026
56AQI (US)
56AQI (US)
14th May 2026
52AQI (US)
52AQI (US)
15th May 2026
73AQI (US)
73AQI (US)
16th May 2026
70AQI (US)
70AQI (US)
17th May 2026
60AQI (US)
60AQI (US)
18th May 2026
55AQI (US)
55AQI (US)
19th May 2026
50AQI (US)
50AQI (US)
20th May 2026
63AQI (US)
63AQI (US)
21st May 2026
72AQI (US)
72AQI (US)
22nd May 2026
82AQI (US)
82AQI (US)
23rd May 2026
75AQI (US)
75AQI (US)
24th May 2026
73AQI (US)
73AQI (US)
25th May 2026
68AQI (US)
68AQI (US)
26th May 2026
53AQI (US)
53AQI (US)
27th May 2026
57AQI (US)
57AQI (US)
28th May 2026
60AQI (US)
60AQI (US)
29th May 2026
68AQI (US)
68AQI (US)
30th May 2026
71AQI (US)
71AQI (US)
31st May 2026
91AQI (US)
91AQI (US)
1st June 2026
90AQI (US)
90AQI (US)
2nd June 2026
91AQI (US)
91AQI (US)
3rd June 2026
64AQI (US)
64AQI (US)
4th June 2026
31AQI (US)
31AQI (US)
5th June 2026
37AQI (US)
37AQI (US)
6th June 2026
45AQI (US)
45AQI (US)
7th June 2026
70AQI (US)
70AQI (US)
8th June 2026
18AQI (US)
18AQI (US)
9th June 2026
32AQI (US)
32AQI (US)
10th June 2026
50AQI (US)
50AQI (US)
11th June 2026
74AQI (US)
74AQI (US)
12th June 2026
85AQI (US)
85AQI (US)
13th June 2026
62AQI (US)
62AQI (US)
14th June 2026
29AQI (US)
29AQI (US)
15th June 2026
51AQI (US)
51AQI (US)
16th June 2026
64AQI (US)
64AQI (US)
17th June 2026
72AQI (US)
72AQI (US)
18th June 2026
21AQI (US)
21AQI (US)
19th June 2026
13AQI (US)
13AQI (US)
20th June 2026
23AQI (US)
23AQI (US)
21st June 2026
22AQI (US)
22AQI (US)
22nd June 2026
24AQI (US)
24AQI (US)
23rd June 2026
28AQI (US)
28AQI (US)
24th June 2026
31AQI (US)
31AQI (US)
25th June 2026
38AQI (US)
38AQI (US)
26th June 2026
44AQI (US)
44AQI (US)
27th June 2026
66AQI (US)
66AQI (US)
28th June 2026
81AQI (US)
81AQI (US)
29th June 2026
88AQI (US)
88AQI (US)
30th June 2026
36AQI (US)
36AQI (US)
1st July 2026
52AQI (US)
52AQI (US)
2nd July 2026
40AQI (US)
40AQI (US)
3rd July 2026
28AQI (US)
28AQI (US)
4th July 2026
23AQI (US)
23AQI (US)
5th July 2026
23AQI (US)
23AQI (US)
6th July 2026
21AQI (US)
21AQI (US)
7th July 2026
18AQI (US)
18AQI (US)
8th July 2026
20AQI (US)
20AQI (US)
9th July 2026
24AQI (US)
24AQI (US)
10th July 2026
28AQI (US)
28AQI (US)
11th July 2026
35AQI (US)
35AQI (US)
12th July 2026
62AQI (US)
62AQI (US)
13th July 2026
70AQI (US)
70AQI (US)
14th July 2026
59AQI (US)
59AQI (US)
15th July 2026
14AQI (US)
14AQI (US)
16th July 2026
22AQI (US)
22AQI (US)
17th July 2026
28AQI (US)
28AQI (US)
18th July 2026
32AQI (US)
32AQI (US)
19th July 2026
35AQI (US)
35AQI (US)
20th July 2026
30AQI (US)
30AQI (US)
21st July 2026
32AQI (US)
32AQI (US)
22nd July 2026
35AQI (US)
35AQI (US)
23rd July 2026
37AQI (US)
37AQI (US)
24th July 2026
48AQI (US)
48AQI (US)
25th July 2026
61AQI (US)
61AQI (US)
26th July 2026
52AQI (US)
52AQI (US)
27th July 2026
15AQI (US)
15AQI (US)
28th July 2026
26AQI (US)
26AQI (US)
29th July 2026
30AQI (US)
30AQI (US)
30th July 2026
29AQI (US)
29AQI (US)
31st July 2026
31AQI (US)
31AQI (US)
1st August 2026
31AQI (US)
31AQI (US)
2nd August 2026
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
125AQI (US)
103AQI (US)
78AQI (US)
64AQI (US)
69AQI (US)
49AQI (US)
34AQI (US)
31AQI (US)
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202674AQI (US)
1
7
13
10
3
8
17
7
15
9
9
20
1
2
28
1
17
13
25
6
1
65
97
41
10
Highest AQI (US) recorded in
January125AQI (US)
Lowest AQI (US) recorded in
August31AQI (US)
202595AQI (US)
1
14
13
3
6
17
5
20
11
14
13
2
1
30
1
10
20
6
25
8
23
2
27
1
2
9
18
2
3
14
13
3
10
17
1
31
192
98
39
5
Highest AQI (US) recorded in
January153AQI (US)
Lowest AQI (US) recorded in
August55AQI (US)
202491AQI (US)
6
10
14
1
2
12
9
4
2
1
17
11
2
2
24
4
6
15
9
1
21
9
29
2
16
15
1
24
5
15
16
2
9
16
3
15
16
80
148
95
40
3
Highest AQI (US) recorded in
December148AQI (US)
Lowest AQI (US) recorded in
July39AQI (US)
202398AQI (US)
3
11
16
1
1
4
12
11
2
9
16
4
6
18
6
2
21
7
1
4
25
1
9
22
4
26
1
4
23
3
1
14
16
1
5
19
1
6
18
4
3
34
176
110
37
4
Highest AQI (US) recorded in
January153AQI (US)
Lowest AQI (US) recorded in
July55AQI (US)
202290AQI (US)
2
11
7
10
1
12
8
1
4
14
11
2
20
10
5
17
9
14
16
13
11
2
17
12
6
14
11
2
24
4
3
17
11
47
161
89
24
Highest AQI (US) recorded in
December139AQI (US)
Lowest AQI (US) recorded in
July48AQI (US)
202189AQI (US)
1
10
18
1
2
9
16
1
1
23
7
5
25
13
17
1
5
23
2
4
27
4
17
1
27
2
5
15
11
2
14
13
1
3
16
12
42
201
78
32
1
Highest AQI (US) recorded in
January152AQI (US)
Lowest AQI (US) recorded in
July57AQI (US)
202078AQI (US)
5
7
1
2
8
11
1
17
25
5
18
13
18
13
7
23
7
14
10
5
10
15
4
9
15
3
88
114
46
15
3
Highest AQI (US) recorded in
December147AQI (US)
Lowest AQI (US) recorded in
June43AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Most Polluted Year Recorded
2023(Avg.)
98AQI (US)Least Polluted Year Recorded
2026(Avg.)
74AQI (US)Hengyang's annual 2026 AQI (US) (74) shows an average percentage change of -17.5% (improved AQI (US)) compared to previous years: 2020 (78), 2021 (89), 2022 (90), 2023 (98), 2024 (91), 2025 (95).
