City Hopital No 4, Huaihua, 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+
December Air Quality Analysis
City Hopital No 4, Huaihua, Hunan, China
2021
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
30th Dec 2023
205AQILowest AQI recorded on
15th Dec 2023
31AQISame Day Analysis (11th December ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 1st highest AQI at 167 of Unhealthy air quality on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 11th Dec - 12th Dec 2025
City Hopital No 4, Huaihua, Hunan, China
AQI
Day
Night
.
7 AM11th Dec 2025
5 PM
6 AM12th Dec 2025
Day time
Avg. Highest Time
12AMNaNth undefined
AQI
Avg. Lowest Time
12AMNaNth undefined
AQI
Night time
Avg. Highest Time
3PM11th Dec
172AQI
Avg. Lowest Time
5PM11th Dec
109AQI
In the last 24 hours,
City Hopital No 4's AQI reached its highest point of 172 at 3 PM during the Night, while the lowest point, undefined, was recorded at 6 AM during the Night between 11th Dec and 12th Dec 2025.
Day & Night AQI Trend : Nov - Dec 2025
City Hopital No 4, Huaihua, Hunan, China
NovDec
12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th - 06th06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th
Day
Night
12th Nov 2025757 AMAQI
12th Nov 2025768 AMAQI
12th Nov 2025809 AMAQI
12th Nov 20259010 AMAQI
12th Nov 20259211 AMAQI
12th Nov 20258312 PMAQI
12th Nov 2025771 PMAQI
12th Nov 2025712 PMAQI
12th Nov 2025753 PMAQI
12th Nov 2025774 PMAQI
12th Nov 2025645 PMAQI
12th Nov 2025986 PMAQI
12th Nov 2025627 PMAQI
12th Nov 2025658 PMAQI
12th Nov 2025719 PMAQI
12th Nov 20257710 PMAQI
12th Nov 20259011 PMAQI
13th Nov 20259512 AMAQI
13th Nov 2025941 AMAQI
13th Nov 2025882 AMAQI
13th Nov 2025833 AMAQI
13th Nov 2025824 AMAQI
13th Nov 2025725 AMAQI
13th Nov 2025736 AMAQI
14°C10/18°C
13th Nov 2025707 AMAQI
13th Nov 2025718 AMAQI
13th Nov 2025749 AMAQI
13th Nov 20257810 AMAQI
13th Nov 20258111 AMAQI
13th Nov 20258212 PMAQI
13th Nov 2025811 PMAQI
13th Nov 2025792 PMAQI
13th Nov 2025713 PMAQI
13th Nov 2025674 PMAQI
13th Nov 2025675 PMAQI
13th Nov 2025626 PMAQI
13th Nov 2025557 PMAQI
13th Nov 2025638 PMAQI
13th Nov 2025859 PMAQI
13th Nov 20259110 PMAQI
13th Nov 202510811 PMAQI
14th Nov 202510412 AMAQI
14th Nov 20251081 AMAQI
14th Nov 20251132 AMAQI
14th Nov 20251063 AMAQI
14th Nov 2025934 AMAQI
14th Nov 2025895 AMAQI
14th Nov 2025776 AMAQI
14°C9/19°C
14th Nov 2025787 AMAQI
14th Nov 2025798 AMAQI
14th Nov 2025839 AMAQI
14th Nov 20258910 AMAQI
14th Nov 20259211 AMAQI
14th Nov 20259512 PMAQI
14th Nov 20251001 PMAQI
14th Nov 2025912 PMAQI
14th Nov 2025763 PMAQI
14th Nov 2025684 PMAQI
14th Nov 2025665 PMAQI
14th Nov 2025676 PMAQI
14th Nov 2025637 PMAQI
14th Nov 2025728 PMAQI
14th Nov 2025889 PMAQI
14th Nov 20259810 PMAQI
14th Nov 20259411 PMAQI
15th Nov 20259012 AMAQI
15th Nov 20251041 AMAQI
15th Nov 2025972 AMAQI
15th Nov 2025953 AMAQI
15th Nov 2025854 AMAQI
15th Nov 2025825 AMAQI
15th Nov 2025866 AMAQI
14°C9/20°C
15th Nov 2025857 AMAQI
15th Nov 2025858 AMAQI
15th Nov 2025889 AMAQI
15th Nov 20259510 AMAQI
15th Nov 202510111 AMAQI
15th Nov 202510512 PMAQI
15th Nov 20251061 PMAQI
15th Nov 2025952 PMAQI
15th Nov 2025853 PMAQI
15th Nov 2025834 PMAQI
15th Nov 2025735 PMAQI
15th Nov 2025736 PMAQI
15th Nov 2025777 PMAQI
15th Nov 2025908 PMAQI
15th Nov 20251019 PMAQI
15th Nov 202510010 PMAQI
15th Nov 202511911 PMAQI
16th Nov 202512412 AMAQI
16th Nov 20251151 AMAQI
16th Nov 20251122 AMAQI
16th Nov 20251113 AMAQI
16th Nov 20251004 AMAQI
16th Nov 20251005 AMAQI
16th Nov 20251006 AMAQI
15°C10/21°C
16th Nov 20251007 AMAQI
16th Nov 2025988 AMAQI
16th Nov 20251029 AMAQI
16th Nov 202510910 AMAQI
16th Nov 202512511 AMAQI
16th Nov 202513112 PMAQI
16th Nov 20251161 PMAQI
16th Nov 20251022 PMAQI
16th Nov 2025993 PMAQI
16th Nov 2025924 PMAQI
16th Nov 2025875 PMAQI
16th Nov 2025866 PMAQI
16th Nov 2025887 PMAQI
16th Nov 20251068 PMAQI
16th Nov 20251139 PMAQI
16th Nov 202512410 PMAQI
16th Nov 202512711 PMAQI
17th Nov 202512812 AMAQI
17th Nov 20251481 AMAQI
17th Nov 20251332 AMAQI
17th Nov 20251183 AMAQI
17th Nov 20251074 AMAQI
17th Nov 20251065 AMAQI
17th Nov 20251156 AMAQI
18°C13/24°C
17th Nov 20251207 AMAQI
17th Nov 20251268 AMAQI
17th Nov 20251259 AMAQI
17th Nov 202512410 AMAQI
17th Nov 202512311 AMAQI
17th Nov 202511012 PMAQI
17th Nov 20251141 PMAQI
17th Nov 20251022 PMAQI
17th Nov 2025993 PMAQI
17th Nov 2025654 PMAQI
17th Nov 2025705 PMAQI
17th Nov 2025706 PMAQI
17th Nov 2025677 PMAQI
17th Nov 2025818 PMAQI
17th Nov 2025579 PMAQI
17th Nov 20255010 PMAQI
17th Nov 20255011 PMAQI
18th Nov 20254012 AMAQI
18th Nov 2025371 AMAQI
18th Nov 2025262 AMAQI
18th Nov 2025273 AMAQI
18th Nov 2025354 AMAQI
18th Nov 2025435 AMAQI
18th Nov 2025446 AMAQI
10°C5/15°C
18th Nov 2025467 AMAQI
18th Nov 2025608 AMAQI
18th Nov 2025609 AMAQI
18th Nov 20255810 AMAQI
18th Nov 20256011 AMAQI
18th Nov 20256012 PMAQI
18th Nov 2025581 PMAQI
18th Nov 2025562 PMAQI
18th Nov 2025563 PMAQI
18th Nov 2025474 PMAQI
18th Nov 2025375 PMAQI
18th Nov 2025346 PMAQI
18th Nov 2025387 PMAQI
18th Nov 2025478 PMAQI
18th Nov 2025629 PMAQI
18th Nov 20257010 PMAQI
18th Nov 20257011 PMAQI
19th Nov 20256812 AMAQI
19th Nov 2025651 AMAQI
19th Nov 2025632 AMAQI
19th Nov 2025633 AMAQI
19th Nov 2025594 AMAQI
19th Nov 2025635 AMAQI
19th Nov 2025636 AMAQI
6°C3/10°C
19th Nov 2025637 AMAQI
19th Nov 2025658 AMAQI
19th Nov 2025689 AMAQI
19th Nov 20257010 AMAQI
19th Nov 20257011 AMAQI
19th Nov 20256912 PMAQI
19th Nov 2025681 PMAQI
19th Nov 2025652 PMAQI
19th Nov 2025383 PMAQI
19th Nov 2025294 PMAQI
19th Nov 2025485 PMAQI
19th Nov 2025486 PMAQI
19th Nov 2025437 PMAQI
19th Nov 2025578 PMAQI
19th Nov 2025749 PMAQI
19th Nov 20257510 PMAQI
19th Nov 20257411 PMAQI
20th Nov 20258012 AMAQI
20th Nov 2025821 AMAQI
20th Nov 2025772 AMAQI
20th Nov 2025663 AMAQI
20th Nov 2025684 AMAQI
20th Nov 2025685 AMAQI
20th Nov 2025706 AMAQI
7°C2/13°C
20th Nov 2025717 AMAQI
20th Nov 2025768 AMAQI
20th Nov 2025769 AMAQI
20th Nov 20258210 AMAQI
20th Nov 20258511 AMAQI
20th Nov 20258312 PMAQI
20th Nov 2025841 PMAQI
20th Nov 2025792 PMAQI
20th Nov 2025773 PMAQI
20th Nov 2025604 PMAQI
20th Nov 2025605 PMAQI
20th Nov 2025596 PMAQI
20th Nov 2025577 PMAQI
20th Nov 2025608 PMAQI
20th Nov 2025729 PMAQI
20th Nov 20258010 PMAQI
20th Nov 20258311 PMAQI
21st Nov 20259412 AMAQI
21st Nov 2025951 AMAQI
21st Nov 2025872 AMAQI
21st Nov 2025853 AMAQI
21st Nov 2025834 AMAQI
21st Nov 2025865 AMAQI
21st Nov 2025906 AMAQI
10°C6/15°C
21st Nov 2025827 AMAQI
21st Nov 2025748 AMAQI
21st Nov 2025789 AMAQI
21st Nov 20258110 AMAQI
21st Nov 20257411 AMAQI
21st Nov 20257012 PMAQI
21st Nov 2025751 PMAQI
21st Nov 2025682 PMAQI
21st Nov 2025623 PMAQI
21st Nov 2025604 PMAQI
21st Nov 2025565 PMAQI
21st Nov 2025496 PMAQI
21st Nov 2025537 PMAQI
21st Nov 2025578 PMAQI
21st Nov 2025689 PMAQI
21st Nov 20257110 PMAQI
21st Nov 20258211 PMAQI
22nd Nov 20258312 AMAQI
22nd Nov 2025881 AMAQI
22nd Nov 2025842 AMAQI
22nd Nov 2025783 AMAQI
22nd Nov 2025724 AMAQI
22nd Nov 2025725 AMAQI
22nd Nov 2025776 AMAQI
11°C6/17°C
22nd Nov 2025767 AMAQI
22nd Nov 2025928 AMAQI
22nd Nov 20251069 AMAQI
22nd Nov 202510010 AMAQI
22nd Nov 202511411 AMAQI
22nd Nov 20259612 PMAQI
22nd Nov 2025881 PMAQI
22nd Nov 2025832 PMAQI
22nd Nov 2025743 PMAQI
22nd Nov 2025734 PMAQI
22nd Nov 2025685 PMAQI
22nd Nov 2025616 PMAQI
22nd Nov 2025687 PMAQI
22nd Nov 2025748 PMAQI
22nd Nov 2025849 PMAQI
22nd Nov 20258510 PMAQI
22nd Nov 20259711 PMAQI
23rd Nov 20259212 AMAQI
23rd Nov 2025941 AMAQI
23rd Nov 2025902 AMAQI
23rd Nov 2025853 AMAQI
23rd Nov 2025844 AMAQI
23rd Nov 2025765 AMAQI
23rd Nov 2025806 AMAQI
11°C6/17°C
23rd Nov 2025827 AMAQI
23rd Nov 2025888 AMAQI
23rd Nov 2025929 AMAQI
23rd Nov 20259710 AMAQI
23rd Nov 20259411 AMAQI
23rd Nov 20258412 PMAQI
23rd Nov 2025761 PMAQI
23rd Nov 2025622 PMAQI
23rd Nov 2025613 PMAQI
23rd Nov 2025624 PMAQI
23rd Nov 2025605 PMAQI
23rd Nov 2025576 PMAQI
23rd Nov 2025547 PMAQI
23rd Nov 2025558 PMAQI
23rd Nov 2025599 PMAQI
23rd Nov 20257210 PMAQI
23rd Nov 20257411 PMAQI
24th Nov 20258112 AMAQI
24th Nov 2025831 AMAQI
24th Nov 2025792 AMAQI
24th Nov 2025763 AMAQI
24th Nov 2025744 AMAQI
24th Nov 2025775 AMAQI
24th Nov 2025796 AMAQI
13°C11/16°C
24th Nov 2025827 AMAQI
24th Nov 2025868 AMAQI
24th Nov 2025939 AMAQI
24th Nov 20259710 AMAQI
24th Nov 20259911 AMAQI
24th Nov 202510112 PMAQI
24th Nov 2025951 PMAQI
24th Nov 2025892 PMAQI
24th Nov 2025833 PMAQI
24th Nov 2025774 PMAQI
24th Nov 2025605 PMAQI
24th Nov 2025486 PMAQI
24th Nov 2025517 PMAQI
24th Nov 2025598 PMAQI
24th Nov 2025749 PMAQI
24th Nov 20257610 PMAQI
24th Nov 20257811 PMAQI
25th Nov 202510112 AMAQI
25th Nov 2025891 AMAQI
25th Nov 2025872 AMAQI
25th Nov 2025683 AMAQI
25th Nov 2025694 AMAQI
25th Nov 2025695 AMAQI
25th Nov 2025756 AMAQI
14°C10/19°C
25th Nov 2025767 AMAQI
25th Nov 2025798 AMAQI
25th Nov 2025859 AMAQI
25th Nov 20258010 AMAQI
25th Nov 20258511 AMAQI
25th Nov 20259912 PMAQI
25th Nov 2025911 PMAQI
25th Nov 2025812 PMAQI
25th Nov 2025743 PMAQI
25th Nov 2025694 PMAQI
25th Nov 2025565 PMAQI
25th Nov 2025486 PMAQI
25th Nov 2025567 PMAQI
25th Nov 2025658 PMAQI
25th Nov 2025699 PMAQI
25th Nov 20259010 PMAQI
25th Nov 20258111 PMAQI
26th Nov 20258612 AMAQI
26th Nov 2025921 AMAQI
26th Nov 2025902 AMAQI
26th Nov 2025933 AMAQI
26th Nov 2025924 AMAQI
26th Nov 2025865 AMAQI
26th Nov 2025806 AMAQI
11°C7/17°C
26th Nov 2025827 AMAQI
26th Nov 2025888 AMAQI
26th Nov 20251089 AMAQI
26th Nov 202512310 AMAQI
26th Nov 202512611 AMAQI
26th Nov 202512212 PMAQI
26th Nov 20251191 PMAQI
26th Nov 20251092 PMAQI
26th Nov 2025963 PMAQI
26th Nov 2025924 PMAQI
26th Nov 2025925 PMAQI
26th Nov 2025786 PMAQI
26th Nov 2025667 PMAQI
26th Nov 2025708 PMAQI
26th Nov 2025799 PMAQI
26th Nov 20258310 PMAQI
26th Nov 20259811 PMAQI
27th Nov 20259712 AMAQI
27th Nov 2025981 AMAQI
27th Nov 20251022 AMAQI
27th Nov 20251023 AMAQI
27th Nov 20251054 AMAQI
27th Nov 2025995 AMAQI
27th Nov 20251046 AMAQI
11°C6/18°C
27th Nov 20251027 AMAQI
27th Nov 20251058 AMAQI
27th Nov 20251089 AMAQI
27th Nov 202510910 AMAQI
27th Nov 202511211 AMAQI
27th Nov 202510112 PMAQI
27th Nov 2025941 PMAQI
27th Nov 2025922 PMAQI
27th Nov 2025733 PMAQI
27th Nov 2025804 PMAQI
27th Nov 2025705 PMAQI
27th Nov 2025696 PMAQI
27th Nov 2025717 PMAQI
27th Nov 2025778 PMAQI
27th Nov 2025889 PMAQI
27th Nov 202510110 PMAQI
27th Nov 202510211 PMAQI
28th Nov 20259612 AMAQI
28th Nov 2025981 AMAQI
28th Nov 20251052 AMAQI
28th Nov 20251093 AMAQI
28th Nov 20251044 AMAQI
28th Nov 20251045 AMAQI
28th Nov 20251106 AMAQI
11°C7/18°C
28th Nov 20251247 AMAQI
28th Nov 20251208 AMAQI
28th Nov 20251179 AMAQI
28th Nov 202511210 AMAQI
28th Nov 202512311 AMAQI
28th Nov 202510512 PMAQI
28th Nov 20251001 PMAQI
28th Nov 2025952 PMAQI
28th Nov 2025793 PMAQI
28th Nov 2025734 PMAQI
28th Nov 2025695 PMAQI
28th Nov 2025696 PMAQI
28th Nov 2025727 PMAQI
28th Nov 2025768 PMAQI
28th Nov 2025889 PMAQI
28th Nov 20259510 PMAQI
28th Nov 20259711 PMAQI
29th Nov 202510112 AMAQI
29th Nov 20251031 AMAQI
29th Nov 2025982 AMAQI
29th Nov 2025933 AMAQI
29th Nov 2025904 AMAQI
29th Nov 20251005 AMAQI
29th Nov 20251146 AMAQI
12°C6/20°C
29th Nov 20251087 AMAQI
29th Nov 20251228 AMAQI
29th Nov 20251309 AMAQI
29th Nov 202512210 AMAQI
29th Nov 202512411 AMAQI
29th Nov 202511812 PMAQI
29th Nov 20251121 PMAQI
29th Nov 20251032 PMAQI
29th Nov 20251023 PMAQI
29th Nov 2025754 PMAQI
29th Nov 2025695 PMAQI
29th Nov 2025636 PMAQI
29th Nov 2025547 PMAQI
29th Nov 2025618 PMAQI
29th Nov 2025689 PMAQI
29th Nov 202510210 PMAQI
29th Nov 202512711 PMAQI
30th Nov 202513412 AMAQI
30th Nov 20251031 AMAQI
30th Nov 2025952 AMAQI
30th Nov 2025933 AMAQI
30th Nov 2025954 AMAQI
30th Nov 2025835 AMAQI
30th Nov 20251076 AMAQI
13°C7/21°C
30th Nov 20251087 AMAQI
30th Nov 20251228 AMAQI
30th Nov 20251289 AMAQI
30th Nov 202513310 AMAQI
30th Nov 202513511 AMAQI
30th Nov 202513312 PMAQI
30th Nov 20251291 PMAQI
30th Nov 20251252 PMAQI
30th Nov 20251033 PMAQI
30th Nov 2025924 PMAQI
30th Nov 2025695 PMAQI
30th Nov 2025636 PMAQI
30th Nov 2025747 PMAQI
30th Nov 2025888 PMAQI
30th Nov 2025939 PMAQI
30th Nov 20259410 PMAQI
30th Nov 202512011 PMAQI
1st Dec 202514512 AMAQI
1st Dec 20251401 AMAQI
1st Dec 20251382 AMAQI
1st Dec 20251193 AMAQI
1st Dec 20251164 AMAQI
1st Dec 20251085 AMAQI
1st Dec 2025926 AMAQI
14°C8/22°C
1st Dec 2025927 AMAQI
1st Dec 2025968 AMAQI
1st Dec 2025979 AMAQI
1st Dec 202511810 AMAQI
1st Dec 202513911 AMAQI
1st Dec 202514412 PMAQI
1st Dec 20251421 PMAQI
1st Dec 20251482 PMAQI
1st Dec 20251313 PMAQI
1st Dec 20251324 PMAQI
1st Dec 20251125 PMAQI
1st Dec 20251076 PMAQI
1st Dec 20251147 PMAQI
1st Dec 20251228 PMAQI
1st Dec 20251269 PMAQI
1st Dec 202512910 PMAQI
1st Dec 202513711 PMAQI
2nd Dec 202515412 AMAQI
2nd Dec 20251531 AMAQI
2nd Dec 20251442 AMAQI
2nd Dec 20251303 AMAQI
2nd Dec 20251464 AMAQI
2nd Dec 20251415 AMAQI
2nd Dec 20251506 AMAQI
14°C9/20°C
2nd Dec 20251407 AMAQI
2nd Dec 20251428 AMAQI
2nd Dec 20251449 AMAQI
2nd Dec 202513610 AMAQI
2nd Dec 202513811 AMAQI
2nd Dec 202514712 PMAQI
2nd Dec 20251561 PMAQI
2nd Dec 20251572 PMAQI
2nd Dec 20251583 PMAQI
2nd Dec 20251594 PMAQI
2nd Dec 20251645 PMAQI
2nd Dec 20251676 PMAQI
2nd Dec 20251637 PMAQI
2nd Dec 20251628 PMAQI
2nd Dec 20251659 PMAQI
2nd Dec 202516510 PMAQI
2nd Dec 202516411 PMAQI
3rd Dec 202515912 AMAQI
3rd Dec 20251561 AMAQI
3rd Dec 20251482 AMAQI
3rd Dec 20251473 AMAQI
3rd Dec 20251474 AMAQI
3rd Dec 20251415 AMAQI
3rd Dec 20251296 AMAQI
11°C8/13°C
3rd Dec 20251207 AMAQI
3rd Dec 20251188 AMAQI
3rd Dec 20251139 AMAQI
3rd Dec 202511210 AMAQI
3rd Dec 202511111 AMAQI
3rd Dec 202510212 PMAQI
3rd Dec 2025971 PMAQI
3rd Dec 2025922 PMAQI
3rd Dec 2025843 PMAQI
3rd Dec 2025824 PMAQI
3rd Dec 2025825 PMAQI
3rd Dec 2025756 PMAQI
3rd Dec 2025767 PMAQI
3rd Dec 2025788 PMAQI
3rd Dec 2025809 PMAQI
3rd Dec 20258710 PMAQI
3rd Dec 20259711 PMAQI
4th Dec 20259612 AMAQI
4th Dec 2025971 AMAQI
4th Dec 2025962 AMAQI
4th Dec 2025963 AMAQI
4th Dec 2025984 AMAQI
4th Dec 2025975 AMAQI
4th Dec 2025986 AMAQI
9°C7/13°C
4th Dec 2025987 AMAQI
4th Dec 2025968 AMAQI
4th Dec 20251109 AMAQI
4th Dec 202510810 AMAQI
4th Dec 202510611 AMAQI
4th Dec 202510112 PMAQI
4th Dec 2025991 PMAQI
4th Dec 2025902 PMAQI
4th Dec 2025923 PMAQI
4th Dec 2025964 PMAQI
4th Dec 2025965 PMAQI
4th Dec 20251006 PMAQI
4th Dec 20251047 PMAQI
4th Dec 20251148 PMAQI
4th Dec 20251179 PMAQI
4th Dec 202512210 PMAQI
4th Dec 202511811 PMAQI
5th Dec 202510712 AMAQI
5th Dec 20251101 AMAQI
5th Dec 20251092 AMAQI
5th Dec 20251023 AMAQI
5th Dec 20251024 AMAQI
5th Dec 20251075 AMAQI
5th Dec 20251016 AMAQI
8°C7/9°C
5th Dec 20251027 AMAQI
5th Dec 20251048 AMAQI
5th Dec 20251039 AMAQI
5th Dec 202510110 AMAQI
5th Dec 20259911 AMAQI
5th Dec 20259912 PMAQI
5th Dec 2025961 PMAQI
5th Dec 2025912 PMAQI
5th Dec 2025803 PMAQI
5th Dec 2025754 PMAQI
5th Dec 2025805 PMAQI
5th Dec 2025836 PMAQI
5th Dec 2025867 PMAQI
5th Dec 2025918 PMAQI
5th Dec 2025959 PMAQI
5th Dec 202510110 PMAQI
5th Dec 202511211 PMAQI
6th Dec 202511312 AMAQI
6th Dec 20251111 AMAQI
6th Dec 20251152 AMAQI
6th Dec 20251203 AMAQI
6th Dec 20251124 AMAQI
6th Dec 20251175 AMAQI
6th Dec 20251146 AMAQI
7°C5/10°C
6th Dec 20251227 AMAQI
6th Dec 20251268 AMAQI
6th Dec 20251239 AMAQI
6th Dec 202513410 AMAQI
6th Dec 202514011 AMAQI
6th Dec 202514212 PMAQI
6th Dec 20251441 PMAQI
6th Dec 20251152 PMAQI
6th Dec 2025993 PMAQI
6th Dec 20251034 PMAQI
6th Dec 20251115 PMAQI
6th Dec 2025936 PMAQI
6th Dec 20251087 PMAQI
6th Dec 20251358 PMAQI
6th Dec 20251369 PMAQI
6th Dec 202513910 PMAQI
6th Dec 202514111 PMAQI
7th Dec 202515412 AMAQI
7th Dec 20251521 AMAQI
7th Dec 20251512 AMAQI
7th Dec 20251523 AMAQI
7th Dec 20251514 AMAQI
7th Dec 20251455 AMAQI
7th Dec 20251436 AMAQI
10°C4/18°C
7th Dec 20251337 AMAQI
7th Dec 20251208 AMAQI
7th Dec 20251189 AMAQI
7th Dec 202513310 AMAQI
7th Dec 202514111 AMAQI
7th Dec 202514012 PMAQI
7th Dec 20251311 PMAQI
7th Dec 20251342 PMAQI
7th Dec 20251343 PMAQI
7th Dec 20251274 PMAQI
7th Dec 20251175 PMAQI
7th Dec 20251176 PMAQI
7th Dec 20251077 PMAQI
7th Dec 20251118 PMAQI
7th Dec 20251279 PMAQI
7th Dec 202513010 PMAQI
7th Dec 202513211 PMAQI
8th Dec 202512812 AMAQI
8th Dec 20251251 AMAQI
8th Dec 20251252 AMAQI
8th Dec 20251113 AMAQI
8th Dec 20251034 AMAQI
8th Dec 20251005 AMAQI
8th Dec 2025966 AMAQI
12°C10/14°C
8th Dec 20251027 AMAQI
8th Dec 2025998 AMAQI
8th Dec 20251069 AMAQI
8th Dec 202511710 AMAQI
8th Dec 202512611 AMAQI
8th Dec 202512812 PMAQI
8th Dec 20251351 PMAQI
8th Dec 20251422 PMAQI
8th Dec 20251313 PMAQI
8th Dec 20251064 PMAQI
8th Dec 20251035 PMAQI
8th Dec 20251136 PMAQI
8th Dec 20251047 PMAQI
8th Dec 20251138 PMAQI
8th Dec 20251309 PMAQI
8th Dec 202512610 PMAQI
8th Dec 202513011 PMAQI
9th Dec 202513312 AMAQI
9th Dec 20251261 AMAQI
9th Dec 20251222 AMAQI
9th Dec 20251203 AMAQI
9th Dec 20251274 AMAQI
9th Dec 20251305 AMAQI
9th Dec 20251326 AMAQI
11°C6/18°C
9th Dec 20251357 AMAQI
9th Dec 20251408 AMAQI
9th Dec 20251499 AMAQI
9th Dec 202515010 AMAQI
9th Dec 202515011 AMAQI
9th Dec 202515012 PMAQI
9th Dec 20251501 PMAQI
9th Dec 20251492 PMAQI
9th Dec 20251363 PMAQI
9th Dec 20251274 PMAQI
9th Dec 20251205 PMAQI
9th Dec 20251126 PMAQI
9th Dec 20251367 PMAQI
9th Dec 20251318 PMAQI
9th Dec 20251519 PMAQI
9th Dec 202515510 PMAQI
9th Dec 202515611 PMAQI
10th Dec 202515512 AMAQI
10th Dec 20251561 AMAQI
10th Dec 20251552 AMAQI
10th Dec 20251543 AMAQI
10th Dec 20251534 AMAQI
10th Dec 20251385 AMAQI
10th Dec 20251416 AMAQI
12°C8/18°C
10th Dec 20251557 AMAQI
10th Dec 20251558 AMAQI
10th Dec 20251579 AMAQI
10th Dec 202515810 AMAQI
10th Dec 202516111 AMAQI
10th Dec 202516212 PMAQI
10th Dec 20251621 PMAQI
10th Dec 20251612 PMAQI
10th Dec 20251563 PMAQI
10th Dec 20251544 PMAQI
10th Dec 20251495 PMAQI
10th Dec 20251536 PMAQI
10th Dec 20251577 PMAQI
10th Dec 20251578 PMAQI
10th Dec 20251609 PMAQI
10th Dec 202517110 PMAQI
10th Dec 202517111 PMAQI
11th Dec 202517212 AMAQI
11th Dec 20251721 AMAQI
11th Dec 20251782 AMAQI
11th Dec 20251663 AMAQI
11th Dec 20251644 AMAQI
11th Dec 20251645 AMAQI
11th Dec 20251666 AMAQI
15°C12/20°C
11th Dec 20251677 AMAQI
11th Dec 20251668 AMAQI
11th Dec 20251679 AMAQI
11th Dec 202516710 AMAQI
11th Dec 202516711 AMAQI
11th Dec 202517112 PMAQI
11th Dec 20251701 PMAQI
11th Dec 20251692 PMAQI
11th Dec 20251723 PMAQI
11th Dec 20251504 PMAQI
11th Dec 20251095 PMAQI
11th Dec 20251256 PMAQI
11th Dec 20251357 PMAQI
11th Dec 20251478 PMAQI
11th Dec 20251559 PMAQI
11th Dec 202515410 PMAQI
11th Dec 202515411 PMAQI
12th Dec 202515412 AMAQI
12th Dec 20251531 AMAQI
12th Dec 20251542 AMAQI
12th Dec 20251523 AMAQI
--°C/°C
7 AM
12 PM
5 PM
12 AM
6 AM
--°C/°C
Day time
Avg. Highest Time
11 AM - 1 PM
111AQI
3 hours / Day
90 hours / Month
Avg. Lowest Time
5 PM
83AQI
1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 11 AM to 1 PM (Avg. 111), while the lowest AQI was between 5 PM to 5 PM (Avg. 83).
Night time
Avg. Highest Time
12 AM - 2 AM
110AQI
3 hours / Day
90 hours / Month
Avg. Lowest Time
6 PM - 7 PM
82AQI
2 hours / Day
60 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 2 AM (Avg. 110), while the lowest AQI was between 6 PM to 7 PM (Avg. 82).
2025 Days Vs Air Quality
City Hopital No 4, Huaihua, Hunan, China
2025
13%
46
65%
225
16%
55
6%
19
Total number of days with different AQI categories in last 345 days in 2025 (20 days remaining)
Good
46 DaysModerate
225 DaysPoor
55 DaysUnhealthy
19 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 13%
Health Risk Level:
Extreme
In 2025, 13% of 345 days were within WHO’s safe air quality limits. The risk of health issues is Extreme, potentially causing respiratory problems, heart disease, skin issues, and stress, especially for children, the elderly, and those with pre-existing conditions.
Annual Air Quality Insights
City Hopital No 4, Huaihua, Hunan, China
AQI levels in 2025
AQI
PM2.5
PM10
CO
SO2
NO2
O3
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
-1th undefined 2025
-1th undefined 2025
-1th undefined 2025
1st January 2025
166AQI
166AQI
2nd January 2025
163AQI
163AQI
3rd January 2025
176AQI
176AQI
4th January 2025
188AQI
188AQI
5th January 2025
180AQI
180AQI
6th January 2025
163AQI
163AQI
7th January 2025
156AQI
156AQI
8th January 2025
125AQI
125AQI
9th January 2025
113AQI
113AQI
10th January 2025
134AQI
134AQI
11th January 2025
130AQI
130AQI
12th January 2025
132AQI
132AQI
13th January 2025
149AQI
149AQI
14th January 2025
148AQI
148AQI
15th January 2025
134AQI
134AQI
16th January 2025
137AQI
137AQI
17th January 2025
146AQI
146AQI
18th January 2025
163AQI
163AQI
19th January 2025
154AQI
154AQI
20th January 2025
160AQI
160AQI
21st January 2025
166AQI
166AQI
22nd January 2025
179AQI
179AQI
23rd January 2025
196AQI
196AQI
24th January 2025
168AQI
168AQI
25th January 2025
92AQI
92AQI
26th January 2025
96AQI
96AQI
27th January 2025
100AQI
100AQI
28th January 2025
142AQI
142AQI
29th January 2025
199AQI
199AQI
30th January 2025
167AQI
167AQI
31st January 2025
119AQI
119AQI
1st February 2025
91AQI
91AQI
2nd February 2025
79AQI
79AQI
3rd February 2025
98AQI
98AQI
4th February 2025
100AQI
100AQI
5th February 2025
129AQI
129AQI
6th February 2025
124AQI
124AQI
7th February 2025
109AQI
109AQI
8th February 2025
94AQI
94AQI
9th February 2025
91AQI
91AQI
10th February 2025
90AQI
90AQI
11th February 2025
92AQI
92AQI
12th February 2025
113AQI
113AQI
13th February 2025
102AQI
102AQI
14th February 2025
96AQI
96AQI
15th February 2025
97AQI
97AQI
16th February 2025
99AQI
99AQI
17th February 2025
78AQI
78AQI
18th February 2025
82AQI
82AQI
19th February 2025
83AQI
83AQI
20th February 2025
88AQI
88AQI
21st February 2025
138AQI
138AQI
22nd February 2025
63AQI
63AQI
23rd February 2025
121AQI
121AQI
24th February 2025
129AQI
129AQI
25th February 2025
92AQI
92AQI
26th February 2025
98AQI
98AQI
27th February 2025
71AQI
71AQI
28th February 2025
82AQI
82AQI
1st March 2025
73AQI
73AQI
2nd March 2025
73AQI
73AQI
3rd March 2025
41AQI
41AQI
4th March 2025
58AQI
58AQI
5th March 2025
50AQI
50AQI
6th March 2025
76AQI
76AQI
7th March 2025
61AQI
61AQI
8th March 2025
78AQI
78AQI
9th March 2025
88AQI
88AQI
10th March 2025
83AQI
83AQI
11th March 2025
75AQI
75AQI
12th March 2025
86AQI
86AQI
13th March 2025
94AQI
94AQI
14th March 2025
59AQI
59AQI
15th March 2025
63AQI
63AQI
16th March 2025
71AQI
71AQI
17th March 2025
76AQI
76AQI
18th March 2025
83AQI
83AQI
19th March 2025
81AQI
81AQI
20th March 2025
86AQI
86AQI
21st March 2025
95AQI
95AQI
22nd March 2025
114AQI
114AQI
23rd March 2025
116AQI
116AQI
24th March 2025
121AQI
121AQI
25th March 2025
137AQI
137AQI
26th March 2025
134AQI
134AQI
27th March 2025
133AQI
133AQI
28th March 2025
90AQI
90AQI
29th March 2025
85AQI
85AQI
30th March 2025
63AQI
63AQI
31st March 2025
75AQI
75AQI
1st April 2025
78AQI
78AQI
2nd April 2025
88AQI
88AQI
3rd April 2025
104AQI
104AQI
4th April 2025
130AQI
130AQI
5th April 2025
137AQI
137AQI
6th April 2025
131AQI
131AQI
7th April 2025
143AQI
143AQI
8th April 2025
144AQI
144AQI
9th April 2025
137AQI
137AQI
10th April 2025
124AQI
124AQI
11th April 2025
116AQI
116AQI
12th April 2025
91AQI
91AQI
13th April 2025
139AQI
139AQI
14th April 2025
133AQI
133AQI
15th April 2025
134AQI
134AQI
16th April 2025
132AQI
132AQI
17th April 2025
126AQI
126AQI
18th April 2025
115AQI
115AQI
19th April 2025
70AQI
70AQI
20th April 2025
85AQI
85AQI
21st April 2025
74AQI
74AQI
22nd April 2025
73AQI
73AQI
23rd April 2025
80AQI
80AQI
24th April 2025
65AQI
65AQI
25th April 2025
75AQI
75AQI
26th April 2025
80AQI
80AQI
27th April 2025
69AQI
69AQI
28th April 2025
84AQI
84AQI
29th April 2025
93AQI
93AQI
30th April 2025
72AQI
72AQI
1st May 2025
85AQI
85AQI
2nd May 2025
86AQI
86AQI
3rd May 2025
95AQI
95AQI
4th May 2025
85AQI
85AQI
5th May 2025
83AQI
83AQI
6th May 2025
95AQI
95AQI
7th May 2025
96AQI
96AQI
8th May 2025
77AQI
77AQI
9th May 2025
69AQI
69AQI
10th May 2025
66AQI
66AQI
11th May 2025
70AQI
70AQI
12th May 2025
84AQI
84AQI
13th May 2025
85AQI
85AQI
14th May 2025
107AQI
107AQI
15th May 2025
95AQI
95AQI
16th May 2025
79AQI
79AQI
17th May 2025
88AQI
88AQI
18th May 2025
79AQI
79AQI
19th May 2025
87AQI
87AQI
20th May 2025
68AQI
68AQI
21st May 2025
69AQI
69AQI
22nd May 2025
61AQI
61AQI
23rd May 2025
71AQI
71AQI
24th May 2025
86AQI
86AQI
25th May 2025
92AQI
92AQI
26th May 2025
76AQI
76AQI
27th May 2025
73AQI
73AQI
28th May 2025
49AQI
49AQI
29th May 2025
65AQI
65AQI
30th May 2025
60AQI
60AQI
31st May 2025
54AQI
54AQI
1st June 2025
47AQI
47AQI
2nd June 2025
59AQI
59AQI
3rd June 2025
68AQI
68AQI
4th June 2025
76AQI
76AQI
5th June 2025
79AQI
79AQI
6th June 2025
77AQI
77AQI
7th June 2025
66AQI
66AQI
8th June 2025
61AQI
61AQI
9th June 2025
69AQI
69AQI
10th June 2025
75AQI
75AQI
11th June 2025
73AQI
73AQI
12th June 2025
68AQI
68AQI
13th June 2025
64AQI
64AQI
14th June 2025
60AQI
60AQI
15th June 2025
63AQI
63AQI
16th June 2025
64AQI
64AQI
17th June 2025
53AQI
53AQI
18th June 2025
48AQI
48AQI
19th June 2025
46AQI
46AQI
20th June 2025
44AQI
44AQI
21st June 2025
45AQI
45AQI
22nd June 2025
36AQI
36AQI
23rd June 2025
33AQI
33AQI
24th June 2025
36AQI
36AQI
25th June 2025
49AQI
49AQI
26th June 2025
50AQI
50AQI
27th June 2025
47AQI
47AQI
28th June 2025
48AQI
48AQI
29th June 2025
47AQI
47AQI
30th June 2025
45AQI
45AQI
1st July 2025
45AQI
45AQI
2nd July 2025
39AQI
39AQI
3rd July 2025
45AQI
45AQI
4th July 2025
47AQI
47AQI
5th July 2025
54AQI
54AQI
6th July 2025
64AQI
64AQI
7th July 2025
61AQI
61AQI
8th July 2025
65AQI
65AQI
9th July 2025
71AQI
71AQI
10th July 2025
59AQI
59AQI
11th July 2025
63AQI
63AQI
12th July 2025
68AQI
68AQI
13th July 2025
63AQI
63AQI
14th July 2025
64AQI
64AQI
15th July 2025
57AQI
57AQI
16th July 2025
61AQI
61AQI
17th July 2025
61AQI
61AQI
18th July 2025
60AQI
60AQI
19th July 2025
64AQI
64AQI
20th July 2025
65AQI
65AQI
21st July 2025
45AQI
45AQI
22nd July 2025
41AQI
41AQI
23rd July 2025
44AQI
44AQI
24th July 2025
50AQI
50AQI
25th July 2025
48AQI
48AQI
26th July 2025
52AQI
52AQI
27th July 2025
60AQI
60AQI
28th July 2025
55AQI
55AQI
29th July 2025
58AQI
58AQI
30th July 2025
58AQI
58AQI
31st July 2025
61AQI
61AQI
1st August 2025
62AQI
62AQI
2nd August 2025
66AQI
66AQI
3rd August 2025
64AQI
64AQI
4th August 2025
65AQI
65AQI
5th August 2025
64AQI
64AQI
6th August 2025
58AQI
58AQI
7th August 2025
49AQI
49AQI
8th August 2025
51AQI
51AQI
9th August 2025
58AQI
58AQI
10th August 2025
58AQI
58AQI
11th August 2025
60AQI
60AQI
12th August 2025
58AQI
58AQI
13th August 2025
57AQI
57AQI
14th August 2025
56AQI
56AQI
15th August 2025
47AQI
47AQI
16th August 2025
48AQI
48AQI
17th August 2025
54AQI
54AQI
18th August 2025
57AQI
57AQI
19th August 2025
49AQI
49AQI
20th August 2025
44AQI
44AQI
21st August 2025
46AQI
46AQI
22nd August 2025
46AQI
46AQI
23rd August 2025
50AQI
50AQI
24th August 2025
51AQI
51AQI
25th August 2025
50AQI
50AQI
26th August 2025
51AQI
51AQI
27th August 2025
54AQI
54AQI
28th August 2025
56AQI
56AQI
29th August 2025
59AQI
59AQI
30th August 2025
59AQI
59AQI
31st August 2025
58AQI
58AQI
1st September 2025
59AQI
59AQI
2nd September 2025
60AQI
60AQI
3rd September 2025
58AQI
58AQI
4th September 2025
58AQI
58AQI
5th September 2025
67AQI
67AQI
6th September 2025
64AQI
64AQI
7th September 2025
68AQI
68AQI
8th September 2025
67AQI
67AQI
9th September 2025
52AQI
52AQI
10th September 2025
56AQI
56AQI
11th September 2025
53AQI
53AQI
12th September 2025
49AQI
49AQI
13th September 2025
51AQI
51AQI
14th September 2025
57AQI
57AQI
15th September 2025
57AQI
57AQI
16th September 2025
54AQI
54AQI
17th September 2025
57AQI
57AQI
18th September 2025
55AQI
55AQI
19th September 2025
56AQI
56AQI
20th September 2025
56AQI
56AQI
21st September 2025
65AQI
65AQI
22nd September 2025
58AQI
58AQI
23rd September 2025
51AQI
51AQI
24th September 2025
50AQI
50AQI
25th September 2025
49AQI
49AQI
26th September 2025
34AQI
34AQI
27th September 2025
48AQI
48AQI
28th September 2025
64AQI
64AQI
29th September 2025
60AQI
60AQI
30th September 2025
57AQI
57AQI
1st October 2025
91AQI
91AQI
2nd October 2025
63AQI
63AQI
3rd October 2025
62AQI
62AQI
4th October 2025
78AQI
78AQI
5th October 2025
79AQI
79AQI
6th October 2025
86AQI
86AQI
7th October 2025
52AQI
52AQI
8th October 2025
90AQI
90AQI
9th October 2025
83AQI
83AQI
10th October 2025
80AQI
80AQI
11th October 2025
84AQI
84AQI
12th October 2025
111AQI
111AQI
13th October 2025
95AQI
95AQI
14th October 2025
62AQI
62AQI
15th October 2025
94AQI
94AQI
16th October 2025
70AQI
70AQI
17th October 2025
59AQI
59AQI
18th October 2025
48AQI
48AQI
19th October 2025
43AQI
43AQI
20th October 2025
53AQI
53AQI
21st October 2025
55AQI
55AQI
22nd October 2025
64AQI
64AQI
23rd October 2025
80AQI
80AQI
24th October 2025
81AQI
81AQI
25th October 2025
101AQI
101AQI
26th October 2025
85AQI
85AQI
27th October 2025
67AQI
67AQI
28th October 2025
88AQI
88AQI
29th October 2025
113AQI
113AQI
30th October 2025
107AQI
107AQI
31st October 2025
85AQI
85AQI
1st November 2025
82AQI
82AQI
2nd November 2025
61AQI
61AQI
3rd November 2025
56AQI
56AQI
4th November 2025
56AQI
56AQI
5th November 2025
70AQI
70AQI
6th November 2025
79AQI
79AQI
7th November 2025
54AQI
54AQI
8th November 2025
22AQI
22AQI
9th November 2025
22AQI
22AQI
10th November 2025
36AQI
36AQI
11th November 2025
70AQI
70AQI
12th November 2025
77AQI
77AQI
13th November 2025
78AQI
78AQI
14th November 2025
87AQI
87AQI
15th November 2025
92AQI
92AQI
16th November 2025
107AQI
107AQI
17th November 2025
98AQI
98AQI
18th November 2025
48AQI
48AQI
19th November 2025
61AQI
61AQI
20th November 2025
72AQI
72AQI
21st November 2025
74AQI
74AQI
22nd November 2025
82AQI
82AQI
23rd November 2025
76AQI
76AQI
24th November 2025
77AQI
77AQI
25th November 2025
76AQI
76AQI
26th November 2025
92AQI
92AQI
27th November 2025
94AQI
94AQI
28th November 2025
97AQI
97AQI
29th November 2025
96AQI
96AQI
30th November 2025
101AQI
101AQI
1st December 2025
123AQI
123AQI
2nd December 2025
151AQI
151AQI
3rd December 2025
112AQI
112AQI
4th December 2025
104AQI
104AQI
5th December 2025
99AQI
99AQI
6th December 2025
122AQI
122AQI
7th December 2025
135AQI
135AQI
8th December 2025
119AQI
119AQI
9th December 2025
138AQI
138AQI
10th December 2025
158AQI
158AQI
11th December 2025
167AQI
167AQI
12th December 2025
13th December 2025
14th December 2025
15th December 2025
16th December 2025
17th December 2025
18th December 2025
19th December 2025
20th December 2025
21st December 2025
22nd December 2025
23rd December 2025
24th December 2025
25th December 2025
26th December 2025
27th December 2025
28th December 2025
29th December 2025
30th December 2025
31st December 2025
150AQI
97AQI
84AQI
104AQI
79AQI
57AQI
56AQI
55AQI
56AQI
78AQI
73AQI
130AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202582AQI
3
12
16
20
8
2
23
6
15
15
1
29
1
14
16
9
22
9
22
5
25
2
25
4
4
24
2
1
7
3
46
225
55
19
Highest AQI recorded in
January150AQI
Lowest AQI recorded in
August55AQI
202482AQI
1
5
15
10
5
13
7
4
2
20
9
4
25
1
8
19
4
18
12
18
13
9
22
1
23
6
4
17
10
3
13
14
9
19
3
73
191
85
17
Highest AQI recorded in
January127AQI
Lowest AQI recorded in
July46AQI
202389AQI
5
12
13
1
3
5
13
7
4
13
11
3
6
10
14
1
25
5
6
23
1
4
27
3
26
1
3
25
2
5
20
6
3
17
6
2
10
15
3
1
40
206
86
26
2
Highest AQI recorded in
January144AQI
Lowest AQI recorded in
July61AQI
202290AQI
3
12
12
3
1
13
8
4
16
11
3
22
5
1
22
8
29
1
24
1
17
11
1
6
16
9
2
21
7
4
18
9
20
197
90
13
Highest AQI recorded in
December129AQI
Lowest AQI recorded in
July65AQI
202181AQI
3
18
10
2
15
9
2
5
18
8
10
20
11
20
5
25
6
25
3
18
3
26
1
7
20
4
3
14
13
10
18
3
55
214
71
15
Highest AQI recorded in
January132AQI
Lowest AQI recorded in
May58AQI
202079AQI
3
5
5
2
11
8
15
3
4
26
5
26
10
20
1
12
16
2
5
15
10
1
6
11
11
2
9
12
9
47
154
52
12
Highest AQI recorded in
December126AQI
Lowest AQI recorded in
September58AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2022(Avg.)
90AQILeast Polluted Year Recorded
2020(Avg.)
79AQICity Hopital No 4's annual 2025 AQI (82) shows an average percentage change of -1.7% (improved AQI) compared to previous years: 2020 (79), 2021 (81), 2022 (90), 2023 (89), 2024 (82).
