Changan, 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+
July Air Quality Analysis
Changan, Hunan, China
2022
2023
2024
2025
2026
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
16th Jul 2023
77AQILowest AQI recorded on
2nd Jul 2026
12AQISame Day Analysis (30th July):
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: 29th Jul - 30th Jul 2026
Changan, Hunan, China
AQI
Day
Night
.
5 AM29th Jul 2026
7 PM
4 AM30th Jul 2026
Day time
Avg. Highest Time
2PM29th Jul
40AQI
Avg. Lowest Time
3PM29th Jul
21AQI
Night time
Avg. Highest Time
12AM30th Jul
49AQI
Avg. Lowest Time
11PM29th Jul
21AQI
In the last 24 hours,
Changan's AQI reached its highest point of 49 at 12 AM during the Night, while the lowest point, 21, was recorded at 11 PM during the Night between 29th Jul and 30th Jul 2026.
Day & Night AQI Trend : Jul 2026
Changan, Hunan, China
Jul
01st - 02nd02nd - 03rd03rd - 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
Day
Night
1st Jul 2026405 AMAQI
1st Jul 2026486 AMAQI
1st Jul 2026467 AMAQI
1st Jul 2026298 AMAQI
1st Jul 2026469 AMAQI
1st Jul 20265410 AMAQI
1st Jul 20264611 AMAQI
1st Jul 20265412 PMAQI
1st Jul 2026361 PMAQI
1st Jul 2026312 PMAQI
1st Jul 2026233 PMAQI
1st Jul 202684 PMAQI
1st Jul 202685 PMAQI
1st Jul 202686 PMAQI
1st Jul 202687 PMAQI
1st Jul 202688 PMAQI
1st Jul 202689 PMAQI
1st Jul 2026810 PMAQI
1st Jul 2026811 PMAQI
2nd Jul 20261012 AMAQI
2nd Jul 2026101 AMAQI
2nd Jul 202692 AMAQI
2nd Jul 202693 AMAQI
2nd Jul 2026104 AMAQI
24°C22/27°C
2nd Jul 2026125 AMAQI
2nd Jul 2026126 AMAQI
2nd Jul 2026107 AMAQI
2nd Jul 202698 AMAQI
2nd Jul 202689 AMAQI
2nd Jul 2026810 AMAQI
2nd Jul 2026811 AMAQI
2nd Jul 2026812 PMAQI
2nd Jul 202681 PMAQI
2nd Jul 202682 PMAQI
2nd Jul 202683 PMAQI
2nd Jul 202684 PMAQI
2nd Jul 202685 PMAQI
2nd Jul 2026106 PMAQI
2nd Jul 2026167 PMAQI
2nd Jul 2026198 PMAQI
2nd Jul 2026239 PMAQI
2nd Jul 20262510 PMAQI
2nd Jul 20262311 PMAQI
3rd Jul 20262512 AMAQI
3rd Jul 2026271 AMAQI
3rd Jul 2026242 AMAQI
3rd Jul 2026243 AMAQI
3rd Jul 2026264 AMAQI
25°C24/28°C
3rd Jul 2026245 AMAQI
3rd Jul 2026266 AMAQI
3rd Jul 2026247 AMAQI
3rd Jul 2026228 AMAQI
3rd Jul 2026229 AMAQI
3rd Jul 20262210 AMAQI
3rd Jul 20262211 AMAQI
3rd Jul 20262212 PMAQI
3rd Jul 2026261 PMAQI
3rd Jul 2026262 PMAQI
3rd Jul 2026243 PMAQI
3rd Jul 2026244 PMAQI
3rd Jul 2026255 PMAQI
3rd Jul 2026266 PMAQI
3rd Jul 2026257 PMAQI
3rd Jul 2026258 PMAQI
3rd Jul 2026309 PMAQI
3rd Jul 20263010 PMAQI
3rd Jul 20263211 PMAQI
4th Jul 20264812 AMAQI
4th Jul 2026641 AMAQI
4th Jul 2026492 AMAQI
4th Jul 2026483 AMAQI
4th Jul 2026404 AMAQI
25°C23/30°C
4th Jul 2026255 AMAQI
4th Jul 2026156 AMAQI
4th Jul 2026147 AMAQI
4th Jul 2026148 AMAQI
4th Jul 2026149 AMAQI
4th Jul 20261310 AMAQI
4th Jul 20261111 AMAQI
4th Jul 20261012 PMAQI
4th Jul 2026141 PMAQI
4th Jul 2026142 PMAQI
4th Jul 2026143 PMAQI
4th Jul 2026214 PMAQI
4th Jul 2026215 PMAQI
4th Jul 2026166 PMAQI
4th Jul 2026147 PMAQI
4th Jul 2026218 PMAQI
4th Jul 2026319 PMAQI
4th Jul 20263810 PMAQI
4th Jul 20264411 PMAQI
5th Jul 20264212 AMAQI
5th Jul 2026251 AMAQI
5th Jul 2026192 AMAQI
5th Jul 2026213 AMAQI
5th Jul 2026144 AMAQI
26°C24/30°C
5th Jul 2026105 AMAQI
5th Jul 2026106 AMAQI
5th Jul 202697 AMAQI
5th Jul 202688 AMAQI
5th Jul 202689 AMAQI
5th Jul 20261010 AMAQI
5th Jul 20261011 AMAQI
5th Jul 20261112 PMAQI
5th Jul 202681 PMAQI
5th Jul 202682 PMAQI
5th Jul 2026103 PMAQI
5th Jul 2026104 PMAQI
5th Jul 202685 PMAQI
5th Jul 2026106 PMAQI
5th Jul 2026167 PMAQI
5th Jul 2026198 PMAQI
5th Jul 2026199 PMAQI
5th Jul 20262110 PMAQI
5th Jul 20262311 PMAQI
6th Jul 20264012 AMAQI
6th Jul 2026561 AMAQI
6th Jul 2026532 AMAQI
6th Jul 2026443 AMAQI
6th Jul 2026274 AMAQI
26°C24/29°C
6th Jul 2026225 AMAQI
6th Jul 2026226 AMAQI
6th Jul 2026277 AMAQI
6th Jul 2026278 AMAQI
6th Jul 2026299 AMAQI
6th Jul 20262910 AMAQI
6th Jul 20264711 AMAQI
6th Jul 20263912 PMAQI
6th Jul 2026291 PMAQI
6th Jul 2026422 PMAQI
6th Jul 2026423 PMAQI
6th Jul 2026274 PMAQI
6th Jul 2026265 PMAQI
6th Jul 2026226 PMAQI
6th Jul 2026227 PMAQI
6th Jul 2026208 PMAQI
6th Jul 2026199 PMAQI
6th Jul 20261510 PMAQI
6th Jul 20261211 PMAQI
7th Jul 20261012 AMAQI
7th Jul 2026101 AMAQI
7th Jul 2026122 AMAQI
7th Jul 2026143 AMAQI
7th Jul 2026144 AMAQI
25°C24/26°C
7th Jul 2026135 AMAQI
7th Jul 2026146 AMAQI
7th Jul 2026147 AMAQI
7th Jul 2026148 AMAQI
7th Jul 202699 AMAQI
7th Jul 2026810 AMAQI
7th Jul 20261311 AMAQI
7th Jul 20262112 PMAQI
7th Jul 2026211 PMAQI
7th Jul 2026212 PMAQI
7th Jul 2026213 PMAQI
7th Jul 2026214 PMAQI
7th Jul 2026165 PMAQI
7th Jul 2026196 PMAQI
7th Jul 2026507 PMAQI
7th Jul 2026528 PMAQI
7th Jul 2026299 PMAQI
7th Jul 20262510 PMAQI
7th Jul 20263211 PMAQI
8th Jul 20264412 AMAQI
8th Jul 2026291 AMAQI
8th Jul 2026262 AMAQI
8th Jul 2026173 AMAQI
8th Jul 2026134 AMAQI
28°C24/32°C
8th Jul 2026215 AMAQI
8th Jul 2026296 AMAQI
8th Jul 2026167 AMAQI
8th Jul 2026178 AMAQI
8th Jul 2026139 AMAQI
8th Jul 20261710 AMAQI
8th Jul 20262111 AMAQI
8th Jul 20262912 PMAQI
8th Jul 2026241 PMAQI
8th Jul 2026252 PMAQI
8th Jul 2026213 PMAQI
8th Jul 2026174 PMAQI
8th Jul 2026255 PMAQI
8th Jul 2026236 PMAQI
8th Jul 2026317 PMAQI
8th Jul 2026158 PMAQI
8th Jul 2026259 PMAQI
8th Jul 20262210 PMAQI
8th Jul 20262211 PMAQI
9th Jul 20261412 AMAQI
9th Jul 2026141 AMAQI
9th Jul 2026122 AMAQI
9th Jul 2026203 AMAQI
9th Jul 2026164 AMAQI
28°C25/32°C
9th Jul 202695 AMAQI
9th Jul 202686 AMAQI
9th Jul 2026107 AMAQI
9th Jul 202688 AMAQI
9th Jul 202689 AMAQI
9th Jul 20261610 AMAQI
9th Jul 20263411 AMAQI
9th Jul 20264012 PMAQI
9th Jul 2026211 PMAQI
9th Jul 2026172 PMAQI
9th Jul 2026253 PMAQI
9th Jul 2026424 PMAQI
9th Jul 2026335 PMAQI
9th Jul 2026236 PMAQI
9th Jul 2026297 PMAQI
9th Jul 2026338 PMAQI
9th Jul 2026299 PMAQI
9th Jul 20262910 PMAQI
9th Jul 20262811 PMAQI
10th Jul 20264412 AMAQI
10th Jul 2026401 AMAQI
10th Jul 2026272 AMAQI
10th Jul 2026333 AMAQI
10th Jul 2026244 AMAQI
29°C26/33°C
10th Jul 2026205 AMAQI
10th Jul 2026176 AMAQI
10th Jul 2026187 AMAQI
10th Jul 2026248 AMAQI
10th Jul 2026319 AMAQI
10th Jul 20262910 AMAQI
10th Jul 20264011 AMAQI
10th Jul 20264412 PMAQI
10th Jul 2026421 PMAQI
10th Jul 2026442 PMAQI
10th Jul 2026383 PMAQI
10th Jul 2026384 PMAQI
10th Jul 2026255 PMAQI
10th Jul 2026336 PMAQI
10th Jul 2026317 PMAQI
10th Jul 2026298 PMAQI
10th Jul 2026489 PMAQI
10th Jul 20263010 PMAQI
10th Jul 20264211 PMAQI
11th Jul 20265112 AMAQI
11th Jul 2026521 AMAQI
11th Jul 2026262 AMAQI
11th Jul 2026253 AMAQI
11th Jul 2026314 AMAQI
30°C26/35°C
11th Jul 2026245 AMAQI
11th Jul 2026256 AMAQI
11th Jul 2026337 AMAQI
11th Jul 2026328 AMAQI
11th Jul 2026349 AMAQI
11th Jul 20262710 AMAQI
11th Jul 20262911 AMAQI
11th Jul 20267512 PMAQI
11th Jul 2026581 PMAQI
11th Jul 2026332 PMAQI
11th Jul 2026553 PMAQI
11th Jul 2026424 PMAQI
11th Jul 2026295 PMAQI
11th Jul 2026426 PMAQI
11th Jul 2026497 PMAQI
11th Jul 2026158 PMAQI
11th Jul 2026199 PMAQI
11th Jul 20261810 PMAQI
11th Jul 20262011 PMAQI
12th Jul 20262212 AMAQI
12th Jul 2026271 AMAQI
12th Jul 2026652 AMAQI
12th Jul 2026783 AMAQI
12th Jul 2026584 AMAQI
31°C28/36°C
12th Jul 2026595 AMAQI
12th Jul 2026526 AMAQI
12th Jul 2026337 AMAQI
12th Jul 2026338 AMAQI
12th Jul 2026269 AMAQI
12th Jul 20263010 AMAQI
12th Jul 20263611 AMAQI
12th Jul 20265612 PMAQI
12th Jul 2026621 PMAQI
12th Jul 2026562 PMAQI
12th Jul 2026443 PMAQI
12th Jul 2026454 PMAQI
12th Jul 2026425 PMAQI
12th Jul 2026576 PMAQI
12th Jul 2026567 PMAQI
12th Jul 2026468 PMAQI
12th Jul 2026429 PMAQI
12th Jul 20263210 PMAQI
12th Jul 20263011 PMAQI
13th Jul 20263312 AMAQI
13th Jul 2026331 AMAQI
13th Jul 2026382 AMAQI
13th Jul 2026513 AMAQI
13th Jul 2026424 AMAQI
30°C26/33°C
13th Jul 2026475 AMAQI
13th Jul 2026556 AMAQI
13th Jul 2026647 AMAQI
13th Jul 2026468 AMAQI
13th Jul 2026539 AMAQI
13th Jul 20266510 AMAQI
13th Jul 20268511 AMAQI
13th Jul 20266712 PMAQI
13th Jul 2026711 PMAQI
13th Jul 2026962 PMAQI
13th Jul 2026863 PMAQI
13th Jul 2026664 PMAQI
13th Jul 2026655 PMAQI
13th Jul 2026676 PMAQI
13th Jul 2026707 PMAQI
13th Jul 2026628 PMAQI
13th Jul 2026469 PMAQI
13th Jul 20264810 PMAQI
13th Jul 20266011 PMAQI
14th Jul 20266312 AMAQI
14th Jul 2026501 AMAQI
14th Jul 2026282 AMAQI
14th Jul 2026363 AMAQI
14th Jul 2026404 AMAQI
32°C27/37°C
14th Jul 2026445 AMAQI
14th Jul 2026606 AMAQI
14th Jul 2026527 AMAQI
14th Jul 2026428 AMAQI
14th Jul 2026469 AMAQI
14th Jul 20266410 AMAQI
14th Jul 20267611 AMAQI
14th Jul 20268112 PMAQI
14th Jul 2026791 PMAQI
14th Jul 2026802 PMAQI
14th Jul 2026763 PMAQI
14th Jul 2026694 PMAQI
14th Jul 2026655 PMAQI
14th Jul 2026666 PMAQI
14th Jul 2026687 PMAQI
14th Jul 2026508 PMAQI
14th Jul 2026349 PMAQI
14th Jul 20262610 PMAQI
14th Jul 20262811 PMAQI
15th Jul 20263012 AMAQI
15th Jul 2026311 AMAQI
15th Jul 2026202 AMAQI
15th Jul 2026183 AMAQI
15th Jul 2026184 AMAQI
32°C28/37°C
15th Jul 2026175 AMAQI
15th Jul 202696 AMAQI
15th Jul 2026127 AMAQI
15th Jul 2026108 AMAQI
15th Jul 2026159 AMAQI
15th Jul 20262910 AMAQI
15th Jul 20265011 AMAQI
15th Jul 20264612 PMAQI
15th Jul 2026421 PMAQI
15th Jul 2026302 PMAQI
15th Jul 2026173 PMAQI
15th Jul 2026194 PMAQI
15th Jul 2026235 PMAQI
15th Jul 2026386 PMAQI
15th Jul 2026347 PMAQI
15th Jul 2026148 PMAQI
15th Jul 2026109 PMAQI
15th Jul 20261110 PMAQI
15th Jul 20261411 PMAQI
16th Jul 20261212 AMAQI
16th Jul 2026101 AMAQI
16th Jul 2026112 AMAQI
16th Jul 2026123 AMAQI
16th Jul 2026144 AMAQI
31°C28/35°C
16th Jul 2026125 AMAQI
16th Jul 2026126 AMAQI
16th Jul 2026127 AMAQI
16th Jul 2026108 AMAQI
16th Jul 2026109 AMAQI
16th Jul 20261110 AMAQI
16th Jul 20261211 AMAQI
16th Jul 20262112 PMAQI
16th Jul 2026251 PMAQI
16th Jul 2026292 PMAQI
16th Jul 2026273 PMAQI
16th Jul 2026254 PMAQI
16th Jul 2026195 PMAQI
16th Jul 2026146 PMAQI
16th Jul 2026127 PMAQI
16th Jul 2026198 PMAQI
16th Jul 2026219 PMAQI
16th Jul 20262910 PMAQI
16th Jul 20264411 PMAQI
17th Jul 20264712 AMAQI
17th Jul 2026481 AMAQI
17th Jul 2026462 AMAQI
17th Jul 2026273 AMAQI
17th Jul 2026214 AMAQI
31°C28/35°C
17th Jul 2026185 AMAQI
17th Jul 2026206 AMAQI
17th Jul 2026207 AMAQI
17th Jul 2026208 AMAQI
17th Jul 2026189 AMAQI
17th Jul 20261810 AMAQI
17th Jul 20262511 AMAQI
17th Jul 20264012 PMAQI
17th Jul 2026501 PMAQI
17th Jul 2026532 PMAQI
17th Jul 2026423 PMAQI
17th Jul 2026424 PMAQI
17th Jul 2026365 PMAQI
17th Jul 2026296 PMAQI
17th Jul 2026277 PMAQI
17th Jul 2026298 PMAQI
17th Jul 2026349 PMAQI
17th Jul 20263110 PMAQI
17th Jul 20262911 PMAQI
18th Jul 20263312 AMAQI
18th Jul 2026311 AMAQI
18th Jul 2026272 AMAQI
18th Jul 2026273 AMAQI
18th Jul 2026274 AMAQI
32°C28/36°C
18th Jul 2026295 AMAQI
18th Jul 2026406 AMAQI
18th Jul 2026427 AMAQI
18th Jul 2026368 AMAQI
18th Jul 2026369 AMAQI
18th Jul 20263410 AMAQI
18th Jul 20263611 AMAQI
18th Jul 20263312 PMAQI
18th Jul 2026381 PMAQI
18th Jul 2026312 PMAQI
18th Jul 2026333 PMAQI
18th Jul 2026314 PMAQI
18th Jul 2026335 PMAQI
18th Jul 2026316 PMAQI
18th Jul 2026257 PMAQI
18th Jul 2026338 PMAQI
18th Jul 2026339 PMAQI
18th Jul 20263010 PMAQI
18th Jul 20262911 PMAQI
19th Jul 20264612 AMAQI
19th Jul 2026331 AMAQI
19th Jul 2026362 AMAQI
19th Jul 2026293 AMAQI
19th Jul 2026294 AMAQI
29°C26/33°C
19th Jul 2026385 AMAQI
19th Jul 2026276 AMAQI
19th Jul 2026467 AMAQI
19th Jul 2026338 AMAQI
19th Jul 2026389 AMAQI
19th Jul 20263410 AMAQI
19th Jul 20263211 AMAQI
19th Jul 20262512 PMAQI
19th Jul 2026231 PMAQI
19th Jul 2026212 PMAQI
19th Jul 2026363 PMAQI
19th Jul 2026334 PMAQI
19th Jul 2026295 PMAQI
19th Jul 2026406 PMAQI
19th Jul 2026447 PMAQI
19th Jul 2026468 PMAQI
19th Jul 2026489 PMAQI
19th Jul 20263310 PMAQI
19th Jul 20264211 PMAQI
20th Jul 20264012 AMAQI
20th Jul 2026461 AMAQI
20th Jul 2026482 AMAQI
20th Jul 2026463 AMAQI
20th Jul 2026444 AMAQI
26°C25/28°C
20th Jul 2026655 AMAQI
20th Jul 2026606 AMAQI
20th Jul 2026647 AMAQI
20th Jul 2026468 AMAQI
20th Jul 2026449 AMAQI
20th Jul 20266010 AMAQI
20th Jul 20267211 AMAQI
20th Jul 20267012 PMAQI
20th Jul 2026721 PMAQI
20th Jul 2026682 PMAQI
20th Jul 2026603 PMAQI
20th Jul 2026654 PMAQI
20th Jul 2026515 PMAQI
20th Jul 2026606 PMAQI
20th Jul 2026737 PMAQI
20th Jul 2026688 PMAQI
20th Jul 2026549 PMAQI
20th Jul 20262210 PMAQI
20th Jul 20261911 PMAQI
21st Jul 20262412 AMAQI
21st Jul 2026261 AMAQI
21st Jul 2026272 AMAQI
21st Jul 2026483 AMAQI
21st Jul 2026464 AMAQI
26°C24/29°C
21st Jul 2026365 AMAQI
21st Jul 2026256 AMAQI
21st Jul 2026217 AMAQI
21st Jul 2026198 AMAQI
21st Jul 2026239 AMAQI
21st Jul 20262010 AMAQI
21st Jul 20261812 PMAQI
21st Jul 2026231 PMAQI
21st Jul 2026322 PMAQI
21st Jul 2026363 PMAQI
21st Jul 2026474 PMAQI
21st Jul 2026545 PMAQI
21st Jul 2026966 PMAQI
21st Jul 2026237 PMAQI
21st Jul 2026238 PMAQI
21st Jul 2026259 PMAQI
21st Jul 20262310 PMAQI
21st Jul 20262111 PMAQI
22nd Jul 20261112 AMAQI
22nd Jul 202681 AMAQI
22nd Jul 202682 AMAQI
22nd Jul 2026123 AMAQI
22nd Jul 2026114 AMAQI
27°C24/32°C
22nd Jul 2026115 AMAQI
22nd Jul 2026116 AMAQI
22nd Jul 2026147 AMAQI
22nd Jul 2026168 AMAQI
22nd Jul 2026219 AMAQI
22nd Jul 20261910 AMAQI
22nd Jul 20261811 AMAQI
22nd Jul 20261112 PMAQI
22nd Jul 2026171 PMAQI
22nd Jul 2026322 PMAQI
22nd Jul 2026363 PMAQI
22nd Jul 202694 PMAQI
22nd Jul 2026155 PMAQI
22nd Jul 2026406 PMAQI
22nd Jul 2026507 PMAQI
22nd Jul 2026568 PMAQI
22nd Jul 2026509 PMAQI
22nd Jul 20262510 PMAQI
22nd Jul 20263311 PMAQI
23rd Jul 20262912 AMAQI
23rd Jul 2026291 AMAQI
23rd Jul 2026382 AMAQI
23rd Jul 2026233 AMAQI
23rd Jul 2026254 AMAQI
26°C25/29°C
23rd Jul 2026295 AMAQI
23rd Jul 2026256 AMAQI
23rd Jul 2026217 AMAQI
23rd Jul 2026218 AMAQI
23rd Jul 2026259 AMAQI
23rd Jul 20262110 AMAQI
23rd Jul 20262311 AMAQI
23rd Jul 20263112 PMAQI
23rd Jul 2026331 PMAQI
23rd Jul 2026332 PMAQI
23rd Jul 2026563 PMAQI
23rd Jul 2026524 PMAQI
23rd Jul 2026505 PMAQI
23rd Jul 2026516 PMAQI
23rd Jul 2026517 PMAQI
23rd Jul 2026548 PMAQI
23rd Jul 2026409 PMAQI
23rd Jul 20265210 PMAQI
23rd Jul 20262811 PMAQI
24th Jul 20263112 AMAQI
24th Jul 2026301 AMAQI
24th Jul 2026402 AMAQI
24th Jul 2026313 AMAQI
24th Jul 2026204 AMAQI
28°C24/32°C
24th Jul 2026195 AMAQI
24th Jul 2026196 AMAQI
24th Jul 2026277 AMAQI
24th Jul 2026368 AMAQI
24th Jul 2026299 AMAQI
24th Jul 20264210 AMAQI
24th Jul 20265411 AMAQI
24th Jul 20267312 PMAQI
24th Jul 2026541 PMAQI
24th Jul 2026532 PMAQI
24th Jul 2026483 PMAQI
24th Jul 2026544 PMAQI
24th Jul 2026515 PMAQI
24th Jul 2026336 PMAQI
24th Jul 2026447 PMAQI
24th Jul 2026508 PMAQI
24th Jul 2026449 PMAQI
24th Jul 20265010 PMAQI
24th Jul 20266211 PMAQI
25th Jul 20265512 AMAQI
25th Jul 2026581 AMAQI
25th Jul 2026422 AMAQI
25th Jul 2026463 AMAQI
25th Jul 2026504 AMAQI
30°C26/34°C
25th Jul 2026545 AMAQI
25th Jul 2026566 AMAQI
25th Jul 2026547 AMAQI
25th Jul 2026548 AMAQI
25th Jul 2026589 AMAQI
25th Jul 20266410 AMAQI
25th Jul 20266911 AMAQI
25th Jul 20266012 PMAQI
25th Jul 2026581 PMAQI
25th Jul 2026552 PMAQI
25th Jul 2026563 PMAQI
25th Jul 2026524 PMAQI
25th Jul 2026485 PMAQI
25th Jul 2026496 PMAQI
25th Jul 2026497 PMAQI
25th Jul 2026428 PMAQI
25th Jul 2026509 PMAQI
25th Jul 20265110 PMAQI
25th Jul 20265611 PMAQI
26th Jul 20266412 AMAQI
26th Jul 2026641 AMAQI
26th Jul 2026572 AMAQI
26th Jul 2026533 AMAQI
26th Jul 2026404 AMAQI
31°C27/35°C
26th Jul 2026285 AMAQI
26th Jul 2026386 AMAQI
26th Jul 2026467 AMAQI
26th Jul 2026568 AMAQI
26th Jul 2026689 AMAQI
26th Jul 20268610 AMAQI
26th Jul 20269011 AMAQI
26th Jul 20268612 PMAQI
26th Jul 2026671 PMAQI
26th Jul 2026582 PMAQI
26th Jul 2026563 PMAQI
26th Jul 2026524 PMAQI
26th Jul 2026565 PMAQI
26th Jul 2026486 PMAQI
26th Jul 2026477 PMAQI
26th Jul 2026208 PMAQI
26th Jul 2026329 PMAQI
26th Jul 20263410 PMAQI
26th Jul 20263611 PMAQI
27th Jul 20264812 AMAQI
27th Jul 2026281 AMAQI
27th Jul 2026292 AMAQI
27th Jul 2026333 AMAQI
27th Jul 2026164 AMAQI
30°C27/36°C
27th Jul 2026225 AMAQI
27th Jul 2026216 AMAQI
27th Jul 202687 AMAQI
27th Jul 202698 AMAQI
27th Jul 202689 AMAQI
27th Jul 20261010 AMAQI
27th Jul 2026911 AMAQI
27th Jul 20261412 PMAQI
27th Jul 2026101 PMAQI
27th Jul 2026112 PMAQI
27th Jul 2026143 PMAQI
27th Jul 2026164 PMAQI
27th Jul 202685 PMAQI
27th Jul 202686 PMAQI
27th Jul 2026107 PMAQI
27th Jul 2026108 PMAQI
27th Jul 202689 PMAQI
27th Jul 2026810 PMAQI
27th Jul 2026811 PMAQI
28th Jul 2026812 AMAQI
28th Jul 202681 AMAQI
28th Jul 202682 AMAQI
28th Jul 2026103 AMAQI
28th Jul 202684 AMAQI
24°C23/26°C
28th Jul 202695 AMAQI
28th Jul 2026106 AMAQI
28th Jul 2026117 AMAQI
28th Jul 2026108 AMAQI
28th Jul 2026129 AMAQI
28th Jul 20261910 AMAQI
28th Jul 20262511 AMAQI
28th Jul 20261012 PMAQI
28th Jul 2026331 PMAQI
28th Jul 2026232 PMAQI
28th Jul 2026383 PMAQI
28th Jul 2026324 PMAQI
28th Jul 2026295 PMAQI
28th Jul 2026316 PMAQI
28th Jul 2026407 PMAQI
28th Jul 2026468 PMAQI
28th Jul 2026409 PMAQI
28th Jul 20263110 PMAQI
28th Jul 20262711 PMAQI
29th Jul 20262712 AMAQI
29th Jul 2026271 AMAQI
29th Jul 2026292 AMAQI
29th Jul 2026363 AMAQI
29th Jul 2026304 AMAQI
26°C24/30°C
29th Jul 2026215 AMAQI
29th Jul 2026236 AMAQI
29th Jul 2026257 AMAQI
29th Jul 2026298 AMAQI
29th Jul 2026299 AMAQI
29th Jul 20262510 AMAQI
29th Jul 20262711 AMAQI
29th Jul 20262912 PMAQI
29th Jul 2026361 PMAQI
29th Jul 2026402 PMAQI
29th Jul 2026213 PMAQI
29th Jul 2026304 PMAQI
29th Jul 2026345 PMAQI
29th Jul 2026236 PMAQI
29th Jul 2026237 PMAQI
29th Jul 2026218 PMAQI
29th Jul 2026219 PMAQI
29th Jul 20262510 PMAQI
29th Jul 20262111 PMAQI
30th Jul 20264912 AMAQI
30th Jul 2026461 AMAQI
30th Jul 2026362 AMAQI
30th Jul 2026273 AMAQI
30th Jul 2026384 AMAQI
26°C25/31°C
30th Jul 2026365 AMAQI
5 AM30th Jul 2026336 AMAQI
30th Jul 2026257 AMAQI
30th Jul 2026298 AMAQI
30th Jul 2026339 AMAQI
30th Jul 20262110 AMAQI
30th Jul 20262111 AMAQI
30th Jul 20262512 PMAQI
12 PM30th Jul 2026331 PMAQI
30th Jul 2026252 PMAQI
30th Jul 2026343 PMAQI
30th Jul 2026274 PMAQI
30th Jul 2026295 PMAQI
30th Jul 2026296 PMAQI
30th Jul 2026297 PMAQI
7 PM30th Jul 2026298 PMAQI
30th Jul 2026259 PMAQI
30th Jul 20262710 PMAQI
30th Jul 20262911 PMAQI
12 AM
4 AM
29°C26/33°C
Day time
Avg. Highest Time
12 PM - 3 PM
37AQI
4 hours / Day
120 hours / Month
Avg. Lowest Time
8 AM
25AQI
1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 PM to 3 PM (Avg. 37), while the lowest AQI was between 8 AM to 8 AM (Avg. 25).
Night time
Avg. Highest Time
12 AM - 1 AM
34AQI
2 hours / Day
60 hours / Month
Avg. Lowest Time
4 AM
28AQI
1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 1 AM (Avg. 34), while the lowest AQI was between 4 AM to 4 AM (Avg. 28).
2026 Days Vs Air Quality
Changan, Hunan, China
2026
27%
57
43%
91
26%
55
4%
8
Total number of days with different AQI categories in last 211 days in 2026 (154 days remaining)
Good
57 DaysModerate
91 DaysPoor
55 DaysUnhealthy
8 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 27%
Health Risk Level:
Very high
In 2026, 27% of 211 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
Changan, 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
72AQI (US)
72AQI (US)
2nd January 2026
102AQI (US)
102AQI (US)
3rd January 2026
135AQI (US)
135AQI (US)
4th January 2026
117AQI (US)
117AQI (US)
5th January 2026
152AQI (US)
152AQI (US)
6th January 2026
144AQI (US)
144AQI (US)
7th January 2026
137AQI (US)
137AQI (US)
8th January 2026
118AQI (US)
118AQI (US)
9th January 2026
122AQI (US)
122AQI (US)
10th January 2026
107AQI (US)
107AQI (US)
11th January 2026
118AQI (US)
118AQI (US)
12th January 2026
149AQI (US)
149AQI (US)
13th January 2026
126AQI (US)
126AQI (US)
14th January 2026
115AQI (US)
115AQI (US)
15th January 2026
164AQI (US)
164AQI (US)
16th January 2026
168AQI (US)
168AQI (US)
17th January 2026
180AQI (US)
180AQI (US)
18th January 2026
187AQI (US)
187AQI (US)
19th January 2026
71AQI (US)
71AQI (US)
20th January 2026
88AQI (US)
88AQI (US)
21st January 2026
108AQI (US)
108AQI (US)
22nd January 2026
116AQI (US)
116AQI (US)
23rd January 2026
139AQI (US)
139AQI (US)
24th January 2026
127AQI (US)
127AQI (US)
25th January 2026
130AQI (US)
130AQI (US)
26th January 2026
134AQI (US)
134AQI (US)
27th January 2026
151AQI (US)
151AQI (US)
28th January 2026
155AQI (US)
155AQI (US)
29th January 2026
142AQI (US)
142AQI (US)
30th January 2026
84AQI (US)
84AQI (US)
31st January 2026
80AQI (US)
80AQI (US)
1st February 2026
102AQI (US)
102AQI (US)
2nd February 2026
98AQI (US)
98AQI (US)
3rd February 2026
101AQI (US)
101AQI (US)
4th February 2026
113AQI (US)
113AQI (US)
5th February 2026
146AQI (US)
146AQI (US)
6th February 2026
164AQI (US)
164AQI (US)
7th February 2026
111AQI (US)
111AQI (US)
8th February 2026
120AQI (US)
120AQI (US)
9th February 2026
118AQI (US)
118AQI (US)
10th February 2026
118AQI (US)
118AQI (US)
11th February 2026
118AQI (US)
118AQI (US)
12th February 2026
147AQI (US)
147AQI (US)
13th February 2026
109AQI (US)
109AQI (US)
14th February 2026
85AQI (US)
85AQI (US)
15th February 2026
105AQI (US)
105AQI (US)
16th February 2026
56AQI (US)
56AQI (US)
17th February 2026
134AQI (US)
134AQI (US)
18th February 2026
130AQI (US)
130AQI (US)
19th February 2026
143AQI (US)
143AQI (US)
20th February 2026
80AQI (US)
80AQI (US)
21st February 2026
56AQI (US)
56AQI (US)
22nd February 2026
80AQI (US)
80AQI (US)
23rd February 2026
103AQI (US)
103AQI (US)
24th February 2026
69AQI (US)
69AQI (US)
25th February 2026
72AQI (US)
72AQI (US)
26th February 2026
33AQI (US)
33AQI (US)
27th February 2026
66AQI (US)
66AQI (US)
28th February 2026
85AQI (US)
85AQI (US)
1st March 2026
24AQI (US)
24AQI (US)
2nd March 2026
54AQI (US)
54AQI (US)
3rd March 2026
84AQI (US)
84AQI (US)
4th March 2026
101AQI (US)
101AQI (US)
5th March 2026
117AQI (US)
117AQI (US)
6th March 2026
138AQI (US)
138AQI (US)
7th March 2026
134AQI (US)
134AQI (US)
8th March 2026
129AQI (US)
129AQI (US)
9th March 2026
140AQI (US)
140AQI (US)
10th March 2026
123AQI (US)
123AQI (US)
11th March 2026
91AQI (US)
91AQI (US)
12th March 2026
124AQI (US)
124AQI (US)
13th March 2026
65AQI (US)
65AQI (US)
14th March 2026
93AQI (US)
93AQI (US)
15th March 2026
114AQI (US)
114AQI (US)
16th March 2026
18AQI (US)
18AQI (US)
17th March 2026
27AQI (US)
27AQI (US)
18th March 2026
54AQI (US)
54AQI (US)
19th March 2026
104AQI (US)
104AQI (US)
20th March 2026
133AQI (US)
133AQI (US)
21st March 2026
85AQI (US)
85AQI (US)
22nd March 2026
98AQI (US)
98AQI (US)
23rd March 2026
102AQI (US)
102AQI (US)
24th March 2026
131AQI (US)
131AQI (US)
25th March 2026
126AQI (US)
126AQI (US)
26th March 2026
133AQI (US)
133AQI (US)
27th March 2026
120AQI (US)
120AQI (US)
28th March 2026
124AQI (US)
124AQI (US)
29th March 2026
105AQI (US)
105AQI (US)
30th March 2026
52AQI (US)
52AQI (US)
31st March 2026
87AQI (US)
87AQI (US)
1st April 2026
71AQI (US)
71AQI (US)
2nd April 2026
59AQI (US)
59AQI (US)
3rd April 2026
56AQI (US)
56AQI (US)
4th April 2026
43AQI (US)
43AQI (US)
5th April 2026
81AQI (US)
81AQI (US)
6th April 2026
97AQI (US)
97AQI (US)
7th April 2026
135AQI (US)
135AQI (US)
8th April 2026
125AQI (US)
125AQI (US)
9th April 2026
64AQI (US)
64AQI (US)
10th April 2026
57AQI (US)
57AQI (US)
11th April 2026
83AQI (US)
83AQI (US)
12th April 2026
62AQI (US)
62AQI (US)
13th April 2026
74AQI (US)
74AQI (US)
14th April 2026
52AQI (US)
52AQI (US)
15th April 2026
51AQI (US)
51AQI (US)
16th April 2026
87AQI (US)
87AQI (US)
17th April 2026
75AQI (US)
75AQI (US)
18th April 2026
88AQI (US)
88AQI (US)
19th April 2026
86AQI (US)
86AQI (US)
20th April 2026
90AQI (US)
90AQI (US)
21st April 2026
27AQI (US)
27AQI (US)
22nd April 2026
19AQI (US)
19AQI (US)
23rd April 2026
59AQI (US)
59AQI (US)
24th April 2026
50AQI (US)
50AQI (US)
25th April 2026
73AQI (US)
73AQI (US)
26th April 2026
79AQI (US)
79AQI (US)
27th April 2026
89AQI (US)
89AQI (US)
28th April 2026
26AQI (US)
26AQI (US)
29th April 2026
21AQI (US)
21AQI (US)
30th April 2026
52AQI (US)
52AQI (US)
1st May 2026
50AQI (US)
50AQI (US)
2nd May 2026
47AQI (US)
47AQI (US)
3rd May 2026
52AQI (US)
52AQI (US)
4th May 2026
36AQI (US)
36AQI (US)
5th May 2026
51AQI (US)
51AQI (US)
6th May 2026
61AQI (US)
61AQI (US)
7th May 2026
60AQI (US)
60AQI (US)
8th May 2026
59AQI (US)
59AQI (US)
9th May 2026
74AQI (US)
74AQI (US)
10th May 2026
65AQI (US)
65AQI (US)
11th May 2026
68AQI (US)
68AQI (US)
12th May 2026
86AQI (US)
86AQI (US)
13th May 2026
39AQI (US)
39AQI (US)
14th May 2026
39AQI (US)
39AQI (US)
15th May 2026
77AQI (US)
77AQI (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
52AQI (US)
52AQI (US)
20th May 2026
63AQI (US)
63AQI (US)
21st May 2026
70AQI (US)
70AQI (US)
22nd May 2026
83AQI (US)
83AQI (US)
23rd May 2026
73AQI (US)
73AQI (US)
24th May 2026
71AQI (US)
71AQI (US)
25th May 2026
66AQI (US)
66AQI (US)
26th May 2026
49AQI (US)
49AQI (US)
27th May 2026
40AQI (US)
40AQI (US)
28th May 2026
50AQI (US)
50AQI (US)
29th May 2026
70AQI (US)
70AQI (US)
30th May 2026
65AQI (US)
65AQI (US)
31st May 2026
66AQI (US)
66AQI (US)
1st June 2026
82AQI (US)
82AQI (US)
2nd June 2026
82AQI (US)
82AQI (US)
3rd June 2026
62AQI (US)
62AQI (US)
4th June 2026
40AQI (US)
40AQI (US)
5th June 2026
84AQI (US)
84AQI (US)
6th June 2026
77AQI (US)
77AQI (US)
7th June 2026
71AQI (US)
71AQI (US)
8th June 2026
34AQI (US)
34AQI (US)
9th June 2026
36AQI (US)
36AQI (US)
10th June 2026
63AQI (US)
63AQI (US)
11th June 2026
67AQI (US)
67AQI (US)
12th June 2026
61AQI (US)
61AQI (US)
13th June 2026
35AQI (US)
35AQI (US)
14th June 2026
33AQI (US)
33AQI (US)
15th June 2026
48AQI (US)
48AQI (US)
16th June 2026
66AQI (US)
66AQI (US)
17th June 2026
63AQI (US)
63AQI (US)
18th June 2026
77AQI (US)
77AQI (US)
19th June 2026
12AQI (US)
12AQI (US)
20th June 2026
17AQI (US)
17AQI (US)
21st June 2026
21AQI (US)
21AQI (US)
22nd June 2026
20AQI (US)
20AQI (US)
23rd June 2026
22AQI (US)
22AQI (US)
24th June 2026
21AQI (US)
21AQI (US)
25th June 2026
35AQI (US)
35AQI (US)
26th June 2026
44AQI (US)
44AQI (US)
27th June 2026
71AQI (US)
71AQI (US)
28th June 2026
74AQI (US)
74AQI (US)
29th June 2026
86AQI (US)
86AQI (US)
30th June 2026
54AQI (US)
54AQI (US)
1st July 2026
30AQI (US)
30AQI (US)
2nd July 2026
12AQI (US)
12AQI (US)
3rd July 2026
25AQI (US)
25AQI (US)
4th July 2026
26AQI (US)
26AQI (US)
5th July 2026
15AQI (US)
15AQI (US)
6th July 2026
31AQI (US)
31AQI (US)
7th July 2026
20AQI (US)
20AQI (US)
8th July 2026
23AQI (US)
23AQI (US)
9th July 2026
22AQI (US)
22AQI (US)
10th July 2026
33AQI (US)
33AQI (US)
11th July 2026
35AQI (US)
35AQI (US)
12th July 2026
45AQI (US)
45AQI (US)
13th July 2026
59AQI (US)
59AQI (US)
14th July 2026
55AQI (US)
55AQI (US)
15th July 2026
23AQI (US)
23AQI (US)
16th July 2026
18AQI (US)
18AQI (US)
17th July 2026
32AQI (US)
32AQI (US)
18th July 2026
32AQI (US)
32AQI (US)
19th July 2026
35AQI (US)
35AQI (US)
20th July 2026
55AQI (US)
55AQI (US)
21st July 2026
32AQI (US)
32AQI (US)
22nd July 2026
22AQI (US)
22AQI (US)
23rd July 2026
35AQI (US)
35AQI (US)
24th July 2026
41AQI (US)
41AQI (US)
25th July 2026
54AQI (US)
54AQI (US)
26th July 2026
53AQI (US)
53AQI (US)
27th July 2026
15AQI (US)
15AQI (US)
28th July 2026
22AQI (US)
22AQI (US)
29th July 2026
27AQI (US)
27AQI (US)
30th July 2026
31AQI (US)
31AQI (US)
31st July 2026
1st August 2026
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
127AQI (US)
102AQI (US)
98AQI (US)
68AQI (US)
60AQI (US)
52AQI (US)
32AQI (US)
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202677AQI (US)
5
19
7
1
10
16
1
3
10
18
6
22
2
8
23
14
16
25
5
57
91
55
8
Highest AQI (US) recorded in
January127AQI (US)
Lowest AQI (US) recorded in
July32AQI (US)
202593AQI (US)
3
14
12
2
5
22
1
23
8
18
11
1
27
4
10
20
11
20
11
20
4
26
2
11
14
4
13
17
3
13
15
38
189
103
32
3
Highest AQI (US) recorded in
January146AQI (US)
Lowest AQI (US) recorded in
August53AQI (US)
202487AQI (US)
1
7
16
6
2
13
9
5
19
12
2
27
1
4
25
2
20
10
24
7
6
24
1
21
9
1
12
15
3
2
10
14
4
1
23
7
62
176
102
25
Highest AQI (US) recorded in
December134AQI (US)
Lowest AQI (US) recorded in
July38AQI (US)
202388AQI (US)
5
11
9
5
1
10
13
4
2
11
15
3
4
18
7
1
1
29
1
9
21
15
16
5
23
3
7
23
1
15
14
1
2
17
7
2
15
11
3
49
203
82
20
6
Highest AQI (US) recorded in
January149AQI (US)
Lowest AQI (US) recorded in
July52AQI (US)
202294AQI (US)
4
9
16
6
14
1
3
14
13
1
24
6
24
7
10
20
9
13
1
18
10
6
14
11
22
8
1
10
14
6
30
169
92
24
Highest AQI (US) recorded in
January147AQI (US)
Lowest AQI (US) recorded in
August47AQI (US)
2021100AQI (US)
2
16
12
7
17
4
18
12
1
18
12
1
24
6
1
21
8
2
28
1
1
17
3
3
21
6
22
6
3
14
8
8
5
13
13
8
197
108
41
Highest AQI (US) recorded in
January141AQI (US)
Lowest AQI (US) recorded in
July70AQI (US)
202094AQI (US)
2
5
4
2
12
9
10
8
4
26
4
25
2
5
22
4
4
19
7
4
13
13
1
14
16
2
8
21
23
148
71
24
Highest AQI (US) recorded in
December154AQI (US)
Lowest AQI (US) recorded in
June68AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Most Polluted Year Recorded
2021(Avg.)
100AQI (US)Least Polluted Year Recorded
2026(Avg.)
77AQI (US)Changan's annual 2026 AQI (US) (77) shows an average percentage change of -16.7% (improved AQI (US)) compared to previous years: 2020 (94), 2021 (100), 2022 (94), 2023 (88), 2024 (87), 2025 (93).
