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HistoryAQIPM₂.₅PM₁₀COSO₂NO₂O₃

High Tech Zone Epa, Changsha, 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+

June Air Quality Analysis

High Tech Zone Epa, Changsha, Hunan, China

2022
2023
2024
2025
2026
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
16th Jun 2023
99AQI
Lowest AQI recorded on
28th Jun 2022
28AQI

Same Day Analysis (3rd June):
On this day, AQI across the 5 years varied significantly: 2026 ranks 2nd highest AQI at 90 of Moderate air quality, showing improvement over 2024 on the same day.

Download 2024 Annual Data

World Air Quality Report

Globe

Day & Night AQI Trend: 3rd Jun - 4th Jun 2026

High Tech Zone Epa, Changsha, Hunan, China

AQI
Day
Night
.

5 AM3rd Jun 2026

7 PM

4 AM4th Jun 2026

Day time
Avg. Highest Time
3PM3rd Jun

144AQI

Avg. Lowest Time
5PM3rd Jun

48AQI

Night time
Avg. Highest Time
12AM4th Jun

56AQI

Avg. Lowest Time
3AM4th Jun

17AQI

In the last 24 hours,

High Tech Zone Epa's AQI reached its highest point of 144 at 3 PM during the Day, while the lowest point, 17, was recorded at 3 AM during the Night between 3rd Jun and 4th Jun 2026.

Day & Night AQI Trend : May - Jun 2026

High Tech Zone Epa, Changsha, Hunan, China

MayJun
06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 31st31st - 01st01st - 02nd02nd - 03rd03rd - 04th04th
Day
Night
6th May 2026755 AMAQI
6th May 2026736 AMAQI
6th May 2026807 AMAQI
6th May 2026828 AMAQI
6th May 2026879 AMAQI
6th May 20269710 AMAQI
6th May 202610211 AMAQI
6th May 20269212 PMAQI
6th May 2026941 PMAQI
6th May 2026872 PMAQI
6th May 2026743 PMAQI
6th May 2026664 PMAQI
6th May 2026685 PMAQI
6th May 2026636 PMAQI
6th May 2026607 PMAQI
6th May 2026628 PMAQI
6th May 2026669 PMAQI
6th May 20266610 PMAQI
6th May 20267411 PMAQI
7th May 20267212 AMAQI
7th May 2026701 AMAQI
7th May 2026742 AMAQI
7th May 2026763 AMAQI
7th May 2026734 AMAQI

25°C19/30°C

7th May 2026765 AMAQI
7th May 2026756 AMAQI
7th May 2026837 AMAQI
7th May 2026968 AMAQI
7th May 2026979 AMAQI
7th May 202610210 AMAQI
7th May 20263611 AMAQI
7th May 20262512 PMAQI
7th May 2026311 PMAQI
7th May 2026522 PMAQI
7th May 2026583 PMAQI
7th May 2026764 PMAQI
7th May 2026845 PMAQI
7th May 20261086 PMAQI
7th May 20261057 PMAQI
7th May 20261118 PMAQI
7th May 20261049 PMAQI
7th May 20269810 PMAQI
7th May 20269511 PMAQI
8th May 20267612 AMAQI
8th May 2026841 AMAQI
8th May 2026952 AMAQI
8th May 2026983 AMAQI
8th May 20261054 AMAQI

20°C18/21°C

8th May 20261125 AMAQI
8th May 20261046 AMAQI
8th May 2026927 AMAQI
8th May 2026538 AMAQI
8th May 2026729 AMAQI
8th May 20268810 AMAQI
8th May 202610411 AMAQI
8th May 202610212 PMAQI
8th May 2026921 PMAQI
8th May 2026602 PMAQI
8th May 2026463 PMAQI
8th May 2026334 PMAQI
8th May 2026335 PMAQI
8th May 2026386 PMAQI
8th May 2026337 PMAQI
8th May 2026408 PMAQI
8th May 2026489 PMAQI
8th May 20265210 PMAQI
8th May 20265111 PMAQI
9th May 20265612 AMAQI
9th May 2026661 AMAQI
9th May 2026662 AMAQI
9th May 2026673 AMAQI
9th May 2026664 AMAQI

16°C14/17°C

9th May 2026715 AMAQI
9th May 2026706 AMAQI
9th May 2026717 AMAQI
9th May 2026798 AMAQI
9th May 2026839 AMAQI
9th May 20267810 AMAQI
9th May 20268511 AMAQI
9th May 20269212 PMAQI
9th May 2026941 PMAQI
9th May 2026812 PMAQI
9th May 2026693 PMAQI
9th May 2026654 PMAQI
9th May 2026575 PMAQI
9th May 2026746 PMAQI
9th May 2026747 PMAQI
9th May 2026558 PMAQI
9th May 2026529 PMAQI
9th May 20265310 PMAQI
9th May 20265211 PMAQI
10th May 20265912 AMAQI
10th May 2026681 AMAQI
10th May 2026712 AMAQI
10th May 2026823 AMAQI
10th May 2026924 AMAQI

18°C14/22°C

10th May 2026955 AMAQI
10th May 2026986 AMAQI
10th May 20261087 AMAQI
10th May 20261058 AMAQI
10th May 20261109 AMAQI
10th May 202610410 AMAQI
10th May 20269811 AMAQI
10th May 20269412 PMAQI
10th May 2026831 PMAQI
10th May 2026722 PMAQI
10th May 2026663 PMAQI
10th May 2026624 PMAQI
10th May 2026605 PMAQI
10th May 2026686 PMAQI
10th May 2026767 PMAQI
10th May 2026658 PMAQI
10th May 2026609 PMAQI
10th May 20266010 PMAQI
10th May 20266911 PMAQI
11th May 20267512 AMAQI
11th May 2026921 AMAQI
11th May 2026942 AMAQI
11th May 2026923 AMAQI
11th May 2026924 AMAQI

22°C17/27°C

11th May 2026905 AMAQI
11th May 2026936 AMAQI
11th May 2026897 AMAQI
11th May 2026878 AMAQI
11th May 2026959 AMAQI
11th May 20268210 AMAQI
11th May 202611411 AMAQI
11th May 202610812 PMAQI
11th May 2026981 PMAQI
11th May 2026872 PMAQI
11th May 2026763 PMAQI
11th May 2026714 PMAQI
11th May 2026735 PMAQI
11th May 2026686 PMAQI
11th May 2026697 PMAQI
11th May 2026688 PMAQI
11th May 2026679 PMAQI
11th May 20267010 PMAQI
11th May 20266711 PMAQI
12th May 20265912 AMAQI
12th May 2026581 AMAQI
12th May 2026562 AMAQI
12th May 2026993 AMAQI
12th May 20261024 AMAQI

24°C19/29°C

12th May 2026985 AMAQI
12th May 20261056 AMAQI
12th May 20261127 AMAQI
12th May 20261228 AMAQI
12th May 20261369 AMAQI
12th May 202614510 AMAQI
12th May 202613011 AMAQI
12th May 202612412 PMAQI
12th May 20261081 PMAQI
12th May 20261062 PMAQI
12th May 20261263 PMAQI
12th May 20261194 PMAQI
12th May 20261125 PMAQI
12th May 20261106 PMAQI
12th May 2026727 PMAQI
12th May 2026648 PMAQI
12th May 2026639 PMAQI
12th May 20266210 PMAQI
12th May 20265711 PMAQI
13th May 20265412 AMAQI
13th May 2026591 AMAQI
13th May 2026602 AMAQI
13th May 2026703 AMAQI
13th May 2026704 AMAQI

23°C21/26°C

13th May 2026625 AMAQI
13th May 2026526 AMAQI
13th May 2026407 AMAQI
13th May 2026388 AMAQI
13th May 2026409 AMAQI
13th May 20264410 AMAQI
13th May 20265011 AMAQI
13th May 20265012 PMAQI
13th May 2026361 PMAQI
13th May 2026442 PMAQI
13th May 2026333 PMAQI
13th May 2026294 PMAQI
13th May 2026255 PMAQI
13th May 2026256 PMAQI
13th May 2026257 PMAQI
13th May 2026298 PMAQI
13th May 2026429 PMAQI
13th May 20265410 PMAQI
13th May 20265611 PMAQI
14th May 20264412 AMAQI
14th May 2026331 AMAQI
14th May 2026292 AMAQI
14th May 2026363 AMAQI
14th May 2026294 AMAQI

21°C19/23°C

14th May 2026445 AMAQI
14th May 2026536 AMAQI
14th May 2026657 AMAQI
14th May 2026368 AMAQI
14th May 2026639 AMAQI
14th May 20265510 AMAQI
14th May 20265011 AMAQI
14th May 20263812 PMAQI
14th May 2026501 PMAQI
14th May 2026312 PMAQI
14th May 2026293 PMAQI
14th May 2026384 PMAQI
14th May 2026405 PMAQI
14th May 2026446 PMAQI
14th May 2026467 PMAQI
14th May 2026488 PMAQI
14th May 2026519 PMAQI
14th May 20265510 PMAQI
14th May 20266811 PMAQI
15th May 20267612 AMAQI
15th May 2026761 AMAQI
15th May 2026742 AMAQI
15th May 2026753 AMAQI
15th May 2026734 AMAQI

24°C21/28°C

15th May 2026805 AMAQI
15th May 2026766 AMAQI
15th May 2026757 AMAQI
15th May 2026808 AMAQI
15th May 2026829 AMAQI
15th May 20267310 AMAQI
15th May 20266211 AMAQI
15th May 20265612 PMAQI
15th May 2026461 PMAQI
15th May 2026382 PMAQI
15th May 2026333 PMAQI
15th May 2026514 PMAQI
15th May 2026485 PMAQI
15th May 2026486 PMAQI
15th May 2026587 PMAQI
15th May 2026648 PMAQI
15th May 2026629 PMAQI
15th May 20266510 PMAQI
15th May 20268211 PMAQI
16th May 20268812 AMAQI
16th May 2026801 AMAQI
16th May 2026862 AMAQI
16th May 2026683 AMAQI
16th May 2026664 AMAQI

25°C22/29°C

16th May 2026665 AMAQI
16th May 2026666 AMAQI
16th May 2026767 AMAQI
16th May 2026808 AMAQI
16th May 2026669 AMAQI
16th May 20267810 AMAQI
16th May 20266911 AMAQI
16th May 20268412 PMAQI
16th May 2026811 PMAQI
16th May 2026782 PMAQI
16th May 2026783 PMAQI
16th May 2026694 PMAQI
16th May 2026625 PMAQI
16th May 2026596 PMAQI
16th May 2026657 PMAQI
16th May 2026658 PMAQI
16th May 2026739 PMAQI
16th May 20267210 PMAQI
16th May 20266911 PMAQI
17th May 20266212 AMAQI
17th May 2026671 AMAQI
17th May 2026702 AMAQI
17th May 2026673 AMAQI
17th May 2026734 AMAQI

25°C23/29°C

17th May 2026705 AMAQI
17th May 2026676 AMAQI
17th May 2026647 AMAQI
17th May 2026628 AMAQI
17th May 2026569 AMAQI
17th May 20265410 AMAQI
17th May 20265811 AMAQI
17th May 20266912 PMAQI
17th May 2026601 PMAQI
17th May 2026592 PMAQI
17th May 2026583 PMAQI
17th May 2026604 PMAQI
17th May 2026625 PMAQI
17th May 2026606 PMAQI
17th May 2026547 PMAQI
17th May 2026548 PMAQI
17th May 2026609 PMAQI
17th May 20265110 PMAQI
17th May 20265811 PMAQI
18th May 20265812 AMAQI
18th May 2026561 AMAQI
18th May 2026512 AMAQI
18th May 2026583 AMAQI
18th May 2026604 AMAQI

25°C22/30°C

18th May 2026595 AMAQI
18th May 2026636 AMAQI
18th May 2026607 AMAQI
18th May 2026578 AMAQI
18th May 2026649 AMAQI
18th May 20266310 AMAQI
18th May 20265711 AMAQI
18th May 20265212 PMAQI
18th May 2026481 PMAQI
18th May 2026502 PMAQI
18th May 2026563 PMAQI
18th May 2026544 PMAQI
18th May 2026495 PMAQI
18th May 2026516 PMAQI
18th May 2026487 PMAQI
18th May 2026518 PMAQI
18th May 2026559 PMAQI
18th May 20265310 PMAQI
18th May 20265311 PMAQI
19th May 20265812 AMAQI
19th May 2026551 AMAQI
19th May 2026532 AMAQI
19th May 2026513 AMAQI
19th May 2026484 AMAQI

25°C22/28°C

19th May 2026485 AMAQI
19th May 2026446 AMAQI
19th May 2026517 AMAQI
19th May 2026558 AMAQI
19th May 2026549 AMAQI
19th May 20265310 AMAQI
19th May 20264411 AMAQI
19th May 20264212 PMAQI
19th May 2026401 PMAQI
19th May 2026382 PMAQI
19th May 2026423 PMAQI
19th May 2026424 PMAQI
19th May 2026425 PMAQI
19th May 2026486 PMAQI
19th May 2026557 PMAQI
19th May 2026628 PMAQI
19th May 2026679 PMAQI
19th May 20266610 PMAQI
19th May 20266611 PMAQI
20th May 20266912 AMAQI
20th May 2026781 AMAQI
20th May 2026722 AMAQI
20th May 2026723 AMAQI
20th May 2026744 AMAQI

20°C20/21°C

20th May 2026805 AMAQI
20th May 2026836 AMAQI
20th May 2026817 AMAQI
20th May 2026548 AMAQI
20th May 2026449 AMAQI
20th May 20263810 AMAQI
20th May 20263811 AMAQI
20th May 20263812 PMAQI
20th May 2026461 PMAQI
20th May 2026532 PMAQI
20th May 2026623 PMAQI
20th May 2026624 PMAQI
20th May 2026605 PMAQI
20th May 2026606 PMAQI
20th May 2026597 PMAQI
20th May 2026668 PMAQI
20th May 2026679 PMAQI
20th May 20267210 PMAQI
20th May 20267211 PMAQI
21st May 20267312 AMAQI
21st May 2026711 AMAQI
21st May 2026642 AMAQI
21st May 2026423 AMAQI
21st May 2026424 AMAQI

20°C19/21°C

21st May 2026345 AMAQI
21st May 2026626 AMAQI
21st May 2026687 AMAQI
21st May 2026828 AMAQI
21st May 2026769 AMAQI
21st May 20267510 AMAQI
21st May 20267511 AMAQI
21st May 20267512 PMAQI
21st May 2026751 PMAQI
21st May 2026802 PMAQI
21st May 2026843 PMAQI
21st May 2026804 PMAQI
21st May 2026845 PMAQI
21st May 2026806 PMAQI
21st May 2026787 PMAQI
21st May 2026788 PMAQI
21st May 2026759 PMAQI
21st May 20267810 PMAQI
21st May 20267611 PMAQI
22nd May 20268312 AMAQI
22nd May 2026831 AMAQI
22nd May 2026802 AMAQI
22nd May 2026833 AMAQI
22nd May 2026824 AMAQI

24°C20/28°C

22nd May 2026835 AMAQI
22nd May 2026786 AMAQI
22nd May 2026807 AMAQI
22nd May 2026738 AMAQI
22nd May 2026789 AMAQI
22nd May 20268210 AMAQI
22nd May 20268211 AMAQI
22nd May 20268212 PMAQI
22nd May 2026821 PMAQI
22nd May 2026822 PMAQI
22nd May 2026823 PMAQI
22nd May 2026824 PMAQI
22nd May 2026825 PMAQI
22nd May 2026826 PMAQI
22nd May 2026807 PMAQI
22nd May 2026818 PMAQI
22nd May 2026909 PMAQI
22nd May 20269210 PMAQI
22nd May 20268811 PMAQI
23rd May 20269012 AMAQI
23rd May 2026841 AMAQI
23rd May 2026882 AMAQI
23rd May 2026943 AMAQI
23rd May 2026804 AMAQI

26°C22/30°C

23rd May 2026745 AMAQI
23rd May 2026766 AMAQI
23rd May 2026677 AMAQI
23rd May 2026748 AMAQI
23rd May 2026729 AMAQI
23rd May 20267110 AMAQI
23rd May 20267111 AMAQI
23rd May 20267112 PMAQI
23rd May 2026711 PMAQI
23rd May 2026712 PMAQI
23rd May 2026663 PMAQI
23rd May 2026694 PMAQI
23rd May 2026705 PMAQI
23rd May 2026696 PMAQI
23rd May 2026697 PMAQI
23rd May 2026648 PMAQI
23rd May 2026669 PMAQI
23rd May 20267610 PMAQI
23rd May 20267611 PMAQI
24th May 20267412 AMAQI
24th May 2026761 AMAQI
24th May 2026812 AMAQI
24th May 2026813 AMAQI
24th May 2026834 AMAQI

27°C24/32°C

24th May 2026785 AMAQI
24th May 2026766 AMAQI
24th May 2026747 AMAQI
24th May 2026748 AMAQI
24th May 2026719 AMAQI
24th May 20267310 AMAQI
24th May 20267311 AMAQI
24th May 20267312 PMAQI
24th May 2026731 PMAQI
24th May 2026742 PMAQI
24th May 2026653 PMAQI
24th May 2026684 PMAQI
24th May 2026665 PMAQI
24th May 2026626 PMAQI
24th May 2026647 PMAQI
24th May 2026738 PMAQI
24th May 2026789 PMAQI
24th May 20267610 PMAQI
24th May 20267411 PMAQI
25th May 20267412 AMAQI
25th May 2026881 AMAQI
25th May 2026762 AMAQI
25th May 2026693 AMAQI
25th May 2026734 AMAQI

28°C25/32°C

25th May 2026725 AMAQI
25th May 2026766 AMAQI
25th May 2026717 AMAQI
25th May 2026758 AMAQI
25th May 2026719 AMAQI
25th May 20267510 AMAQI
25th May 20267511 AMAQI
25th May 20267512 PMAQI
25th May 2026751 PMAQI
25th May 2026662 PMAQI
25th May 2026593 PMAQI
25th May 2026604 PMAQI
25th May 2026575 PMAQI
25th May 2026576 PMAQI
25th May 2026587 PMAQI
25th May 2026688 PMAQI
25th May 2026669 PMAQI
25th May 20266410 PMAQI
25th May 20265711 PMAQI
26th May 20265412 AMAQI
26th May 2026621 AMAQI
26th May 2026512 AMAQI
26th May 2026533 AMAQI
26th May 2026524 AMAQI

30°C26/35°C

26th May 2026555 AMAQI
26th May 2026536 AMAQI
26th May 2026507 AMAQI
26th May 2026518 AMAQI
26th May 2026529 AMAQI
26th May 20265410 AMAQI
26th May 20265411 AMAQI
26th May 20265612 PMAQI
26th May 2026661 PMAQI
26th May 2026622 PMAQI
26th May 2026603 PMAQI
26th May 2026224 PMAQI
26th May 2026235 PMAQI
26th May 2026206 PMAQI
26th May 2026227 PMAQI
26th May 2026768 PMAQI
26th May 2026769 PMAQI
26th May 20267510 PMAQI
26th May 20267311 PMAQI
27th May 20267012 AMAQI
27th May 2026651 AMAQI
27th May 2026622 AMAQI
27th May 2026573 AMAQI
27th May 2026684 AMAQI

25°C24/25°C

27th May 2026315 AMAQI
27th May 2026316 AMAQI
27th May 2026567 AMAQI
27th May 2026568 AMAQI
27th May 2026489 AMAQI
27th May 20263110 AMAQI
27th May 20263111 AMAQI
27th May 20263612 PMAQI
27th May 2026381 PMAQI
27th May 2026492 PMAQI
27th May 2026543 PMAQI
27th May 2026584 PMAQI
27th May 2026525 PMAQI
27th May 2026466 PMAQI
27th May 2026387 PMAQI
27th May 2026408 PMAQI
27th May 2026429 PMAQI
27th May 20264410 PMAQI
27th May 20264611 PMAQI
28th May 20265712 AMAQI
28th May 2026651 AMAQI
28th May 2026632 AMAQI
28th May 2026663 AMAQI
28th May 2026664 AMAQI

24°C22/27°C

28th May 2026625 AMAQI
28th May 2026596 AMAQI
28th May 2026567 AMAQI
28th May 2026568 AMAQI
28th May 2026629 AMAQI
28th May 20267010 AMAQI
28th May 20265311 AMAQI
28th May 20265112 PMAQI
28th May 2026531 PMAQI
28th May 2026552 PMAQI
28th May 2026563 PMAQI
28th May 2026604 PMAQI
28th May 2026645 PMAQI
28th May 2026676 PMAQI
28th May 2026677 PMAQI
28th May 2026688 PMAQI
28th May 2026669 PMAQI
28th May 20266810 PMAQI
28th May 20266411 PMAQI
29th May 20266812 AMAQI
29th May 2026721 AMAQI
29th May 2026692 AMAQI
29th May 2026883 AMAQI
29th May 2026784 AMAQI

24°C21/28°C

29th May 2026325 AMAQI
29th May 2026326 AMAQI
29th May 2026347 AMAQI
29th May 2026638 AMAQI
29th May 2026609 AMAQI
29th May 20266210 AMAQI
29th May 20265611 AMAQI
29th May 20265612 PMAQI
29th May 2026591 PMAQI
29th May 2026602 PMAQI
29th May 2026683 PMAQI
29th May 2026694 PMAQI
29th May 2026685 PMAQI
29th May 2026706 PMAQI
29th May 2026667 PMAQI
29th May 2026718 PMAQI
29th May 2026769 PMAQI
29th May 20267410 PMAQI
29th May 20266511 PMAQI
30th May 20267112 AMAQI
30th May 2026721 AMAQI
30th May 2026702 AMAQI
30th May 2026663 AMAQI
30th May 2026644 AMAQI

20°C17/22°C

30th May 2026315 AMAQI
30th May 2026286 AMAQI
30th May 2026387 AMAQI
30th May 2026448 AMAQI
30th May 2026509 AMAQI
30th May 20265010 AMAQI
30th May 20264911 AMAQI
30th May 20264912 PMAQI
30th May 2026531 PMAQI
30th May 2026402 PMAQI
30th May 2026313 PMAQI
30th May 2026314 PMAQI
30th May 2026295 PMAQI
30th May 2026266 PMAQI
30th May 2026297 PMAQI
30th May 2026278 PMAQI
30th May 2026379 PMAQI
30th May 20263810 PMAQI
30th May 20263411 PMAQI
31st May 20263612 AMAQI
31st May 2026501 AMAQI
31st May 2026422 AMAQI
31st May 2026403 AMAQI
31st May 2026944 AMAQI

21°C19/25°C

31st May 2026925 AMAQI
31st May 2026886 AMAQI
31st May 2026837 AMAQI
31st May 2026908 AMAQI
31st May 2026879 AMAQI
31st May 20269610 AMAQI
31st May 20268211 AMAQI
31st May 20268012 PMAQI
31st May 2026801 PMAQI
31st May 2026742 PMAQI
31st May 2026673 PMAQI
31st May 2026724 PMAQI
31st May 2026715 PMAQI
31st May 2026726 PMAQI
31st May 2026807 PMAQI
31st May 2026748 PMAQI
31st May 2026979 PMAQI
31st May 202610510 PMAQI
31st May 202610811 PMAQI
1st Jun 202611212 AMAQI
1st Jun 20261081 AMAQI
1st Jun 20261342 AMAQI
1st Jun 20261083 AMAQI
1st Jun 20261284 AMAQI

25°C19/31°C

1st Jun 20261115 AMAQI
1st Jun 20261196 AMAQI
1st Jun 20261267 AMAQI
1st Jun 20261388 AMAQI
1st Jun 20261399 AMAQI
1st Jun 202613210 AMAQI
1st Jun 202610511 AMAQI
1st Jun 20267812 PMAQI
1st Jun 2026731 PMAQI
1st Jun 2026852 PMAQI
1st Jun 2026713 PMAQI
1st Jun 2026674 PMAQI
1st Jun 2026575 PMAQI
1st Jun 2026526 PMAQI
1st Jun 2026467 PMAQI
1st Jun 2026468 PMAQI
1st Jun 2026489 PMAQI
1st Jun 20264910 PMAQI
1st Jun 20265611 PMAQI
2nd Jun 20268012 AMAQI
2nd Jun 2026921 AMAQI
2nd Jun 20261062 AMAQI
2nd Jun 2026893 AMAQI
2nd Jun 2026974 AMAQI

27°C23/32°C

2nd Jun 2026965 AMAQI
2nd Jun 2026946 AMAQI
2nd Jun 2026927 AMAQI
2nd Jun 20261048 AMAQI
2nd Jun 20261159 AMAQI
2nd Jun 202611610 AMAQI
2nd Jun 20269911 AMAQI
2nd Jun 20268712 PMAQI
2nd Jun 2026851 PMAQI
2nd Jun 2026822 PMAQI
2nd Jun 2026683 PMAQI
2nd Jun 2026654 PMAQI
2nd Jun 2026675 PMAQI
2nd Jun 2026686 PMAQI
2nd Jun 2026847 PMAQI
2nd Jun 20261068 PMAQI
2nd Jun 20261129 PMAQI
2nd Jun 202611210 PMAQI
2nd Jun 202612111 PMAQI
3rd Jun 202611112 AMAQI
3rd Jun 20261021 AMAQI
3rd Jun 2026942 AMAQI
3rd Jun 2026903 AMAQI
3rd Jun 2026854 AMAQI

28°C23/34°C

3rd Jun 2026985 AMAQI
3rd Jun 20261026 AMAQI
3rd Jun 20261067 AMAQI
3rd Jun 20261088 AMAQI
3rd Jun 20261129 AMAQI
3rd Jun 202611410 AMAQI
3rd Jun 202611411 AMAQI
3rd Jun 202611912 PMAQI
3rd Jun 2026991 PMAQI
3rd Jun 20261102 PMAQI
3rd Jun 20261443 PMAQI
3rd Jun 20261104 PMAQI
3rd Jun 2026485 PMAQI
3rd Jun 2026526 PMAQI
3rd Jun 2026507 PMAQI
3rd Jun 2026488 PMAQI
3rd Jun 2026449 PMAQI
3rd Jun 20265110 PMAQI
3rd Jun 20265211 PMAQI
4th Jun 20265612 AMAQI
4th Jun 2026551 AMAQI
4th Jun 2026252 AMAQI
4th Jun 2026173 AMAQI
4th Jun 2026194 AMAQI

26°C24/30°C

4th Jun 2026175 AMAQI
5 AM
4th Jun 2026236 AMAQI
4th Jun 2026297 AMAQI
4th Jun 2026298 AMAQI
4th Jun 2026279 AMAQI
4th Jun 20263610 AMAQI
4th Jun 20264011 AMAQI
4th Jun 20265012 PMAQI
12 PM
4th Jun 2026531 PMAQI
4th Jun 2026422 PMAQI
4th Jun 2026463 PMAQI
4th Jun 2026534 PMAQI
4th Jun 2026465 PMAQI
4th Jun 2026526 PMAQI
4th Jun 2026577 PMAQI
7 PM
4th Jun 2026528 PMAQI
4th Jun 2026539 PMAQI
4th Jun 20265610 PMAQI
4th Jun 20266211 PMAQI
12 AM
4 AM

26°C23/30°C

Day time
Avg. Highest Time
9 AM - 10 AM

76AQI

2 hours / Day
60 hours / Month
Avg. Lowest Time
5 PM - 7 PM

60AQI

3 hours / Day
90 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 9 AM to 10 AM (Avg. 76), while the lowest AQI was between 5 PM to 7 PM (Avg. 60).
Night time
Avg. Highest Time
4 AM

74AQI

1 hours / Day
30 hours / Month
Avg. Lowest Time
8 PM

63AQI

1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 4 AM to 4 AM (Avg. 74), while the lowest AQI was between 8 PM to 8 PM (Avg. 63).

2026 Days Vs Air Quality

High Tech Zone Epa, Changsha, Hunan, China

2026

12%

19

50%

77

32%

49

6%

9

Total number of days with different AQI categories in last 155 days in 2026 (210 days remaining)

Good
19 Days
Moderate
77 Days
Poor
49 Days
Unhealthy
9 Days
Severe
0 Days
Hazardous
0 Days

Under WHO’s Safe Air Quality Limits: 12%

Health Risk Level:

Extreme

In 2026, 12% of 155 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

High Tech Zone Epa, Changsha, 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
68AQI (US)
2nd January 2026
117AQI (US)
3rd January 2026
138AQI (US)
4th January 2026
114AQI (US)
5th January 2026
130AQI (US)
6th January 2026
152AQI (US)
7th January 2026
135AQI (US)
8th January 2026
123AQI (US)
9th January 2026
130AQI (US)
10th January 2026
139AQI (US)
11th January 2026
144AQI (US)
12th January 2026
99AQI (US)
13th January 2026
157AQI (US)
14th January 2026
125AQI (US)
15th January 2026
157AQI (US)
16th January 2026
166AQI (US)
17th January 2026
187AQI (US)
18th January 2026
194AQI (US)
19th January 2026
55AQI (US)
20th January 2026
71AQI (US)
21st January 2026
116AQI (US)
22nd January 2026
113AQI (US)
23rd January 2026
141AQI (US)
24th January 2026
107AQI (US)
25th January 2026
138AQI (US)
26th January 2026
105AQI (US)
27th January 2026
145AQI (US)
28th January 2026
157AQI (US)
29th January 2026
116AQI (US)
30th January 2026
89AQI (US)
31st January 2026
103AQI (US)
1st February 2026
90AQI (US)
2nd February 2026
97AQI (US)
3rd February 2026
73AQI (US)
4th February 2026
93AQI (US)
5th February 2026
143AQI (US)
6th February 2026
152AQI (US)
7th February 2026
122AQI (US)
8th February 2026
136AQI (US)
9th February 2026
111AQI (US)
10th February 2026
120AQI (US)
11th February 2026
97AQI (US)
12th February 2026
117AQI (US)
13th February 2026
135AQI (US)
14th February 2026
108AQI (US)
15th February 2026
105AQI (US)
16th February 2026
44AQI (US)
17th February 2026
137AQI (US)
18th February 2026
116AQI (US)
19th February 2026
108AQI (US)
20th February 2026
103AQI (US)
21st February 2026
83AQI (US)
22nd February 2026
105AQI (US)
23rd February 2026
103AQI (US)
24th February 2026
70AQI (US)
25th February 2026
92AQI (US)
26th February 2026
45AQI (US)
27th February 2026
73AQI (US)
28th February 2026
81AQI (US)
1st March 2026
27AQI (US)
2nd March 2026
69AQI (US)
3rd March 2026
108AQI (US)
4th March 2026
112AQI (US)
5th March 2026
127AQI (US)
6th March 2026
152AQI (US)
7th March 2026
147AQI (US)
8th March 2026
110AQI (US)
9th March 2026
122AQI (US)
10th March 2026
146AQI (US)
11th March 2026
84AQI (US)
12th March 2026
113AQI (US)
13th March 2026
78AQI (US)
14th March 2026
87AQI (US)
15th March 2026
117AQI (US)
16th March 2026
16AQI (US)
17th March 2026
33AQI (US)
18th March 2026
46AQI (US)
19th March 2026
76AQI (US)
20th March 2026
62AQI (US)
21st March 2026
75AQI (US)
22nd March 2026
58AQI (US)
23rd March 2026
59AQI (US)
24th March 2026
72AQI (US)
25th March 2026
120AQI (US)
26th March 2026
72AQI (US)
27th March 2026
107AQI (US)
28th March 2026
99AQI (US)
29th March 2026
107AQI (US)
30th March 2026
47AQI (US)
31st March 2026
67AQI (US)
1st April 2026
90AQI (US)
2nd April 2026
65AQI (US)
3rd April 2026
42AQI (US)
4th April 2026
62AQI (US)
5th April 2026
82AQI (US)
6th April 2026
85AQI (US)
7th April 2026
136AQI (US)
8th April 2026
118AQI (US)
9th April 2026
72AQI (US)
10th April 2026
71AQI (US)
11th April 2026
58AQI (US)
12th April 2026
69AQI (US)
13th April 2026
71AQI (US)
14th April 2026
46AQI (US)
15th April 2026
60AQI (US)
16th April 2026
49AQI (US)
17th April 2026
76AQI (US)
18th April 2026
86AQI (US)
19th April 2026
89AQI (US)
20th April 2026
84AQI (US)
21st April 2026
18AQI (US)
22nd April 2026
28AQI (US)
23rd April 2026
61AQI (US)
24th April 2026
75AQI (US)
25th April 2026
79AQI (US)
26th April 2026
77AQI (US)
27th April 2026
114AQI (US)
28th April 2026
45AQI (US)
29th April 2026
19AQI (US)
30th April 2026
50AQI (US)
1st May 2026
54AQI (US)
2nd May 2026
58AQI (US)
3rd May 2026
60AQI (US)
4th May 2026
60AQI (US)
5th May 2026
74AQI (US)
6th May 2026
77AQI (US)
7th May 2026
78AQI (US)
8th May 2026
71AQI (US)
9th May 2026
70AQI (US)
10th May 2026
80AQI (US)
11th May 2026
84AQI (US)
12th May 2026
98AQI (US)
13th May 2026
45AQI (US)
14th May 2026
45AQI (US)
15th May 2026
65AQI (US)
16th May 2026
72AQI (US)
17th May 2026
61AQI (US)
18th May 2026
55AQI (US)
19th May 2026
51AQI (US)
20th May 2026
62AQI (US)
21st May 2026
71AQI (US)
22nd May 2026
82AQI (US)
23rd May 2026
74AQI (US)
24th May 2026
73AQI (US)
25th May 2026
69AQI (US)
26th May 2026
53AQI (US)
27th May 2026
48AQI (US)
28th May 2026
61AQI (US)
29th May 2026
63AQI (US)
30th May 2026
44AQI (US)
31st May 2026
78AQI (US)
1st June 2026
91AQI (US)
2nd June 2026
93AQI (US)
3rd June 2026
90AQI (US)
4th June 2026
5th June 2026
6th June 2026
7th June 2026
8th June 2026
9th June 2026
10th June 2026
11th June 2026
12th June 2026
13th June 2026
14th June 2026
15th June 2026
16th June 2026
17th June 2026
18th June 2026
19th June 2026
20th June 2026
21st June 2026
22nd June 2026
23rd June 2026
24th June 2026
25th June 2026
26th June 2026
27th June 2026
28th June 2026
29th June 2026
30th June 2026
1st July 2026
2nd July 2026
3rd July 2026
4th July 2026
5th July 2026
6th July 2026
7th July 2026
8th July 2026
9th July 2026
10th July 2026
11th July 2026
12th July 2026
13th July 2026
14th July 2026
15th July 2026
16th July 2026
17th July 2026
18th July 2026
19th July 2026
20th July 2026
21st July 2026
22nd July 2026
23rd July 2026
24th July 2026
25th July 2026
26th July 2026
27th July 2026
28th July 2026
29th July 2026
30th July 2026
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)

88AQI (US)

69AQI (US)

66AQI (US)

91AQI (US)

No. of days

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

202690AQI (US)

5
19
7
2
10
15
1
5
13
12
1
8
19
3
4
27
3
19
77
49
9

Highest AQI (US) recorded in

January

127AQI (US)

Lowest AQI (US) recorded in

May

66AQI (US)

202598AQI (US)

2
16
11
2
4
16
8
1
19
11
13
15
1
1
29
2
9
21
7
24
7
24
2
28
2
12
11
6
2
9
18
1
1
1
12
15
2
31
186
101
42
4
1

Highest AQI (US) recorded in

December

153AQI (US)

Lowest AQI (US) recorded in

August

56AQI (US)

202499AQI (US)

5
12
13
1
11
10
7
15
13
3
1
19
9
1
2
20
9
15
15
19
12
6
25
1
20
7
2
2
10
9
10
2
8
6
14
1
16
14
49
161
91
64

Highest AQI (US) recorded in

December

142AQI (US)

Lowest AQI (US) recorded in

July

48AQI (US)

202398AQI (US)

1
3
10
13
4
1
3
14
10
2
8
15
6
4
19
6
1
2
22
7
6
24
11
20
3
26
2
4
26
1
11
18
1
4
20
2
1
8
15
4
3
36
174
107
37
7

Highest AQI (US) recorded in

January

154AQI (US)

Lowest AQI (US) recorded in

July

56AQI (US)

2022106AQI (US)

5
9
13
3
6
9
6
2
14
11
4
1
15
12
1
2
14
14
1
7
23
12
9
1
15
12
1
5
5
16
5
10
17
3
2
16
13
30
118
116
47
3

Highest AQI (US) recorded in

January

149AQI (US)

Lowest AQI (US) recorded in

August

42AQI (US)

2021106AQI (US)

2
12
16
1
4
14
9
1
8
22
1
2
8
18
2
2
22
6
1
6
18
6
4
27
3
18
3
21
6
2
14
9
6
9
11
10
4
7
16
4
22
155
111
61
6

Highest AQI (US) recorded in

January

154AQI (US)

Lowest AQI (US) recorded in

July

62AQI (US)

202099AQI (US)

2
5
4
2
6
12
3
9
9
9
20
1
8
18
5
11
16
4
5
19
6
4
5
14
8
9
9
11
1
2
5
20
4
39
109
69
44
5

Highest AQI (US) recorded in

December

163AQI (US)

Lowest AQI (US) recorded in

August

63AQI (US)

Most & Least Polluted Years Over the Last 7 Years

Most Polluted Year Recorded
2022(Avg.)
106AQI (US)
Least Polluted Year Recorded
2026(Avg.)
90AQI (US)

High Tech Zone Epa's annual 2026 AQI (US) (90) shows an average percentage change of -10.7% (improved AQI (US)) compared to previous years: 2020 (99), 2021 (106), 2022 (106), 2023 (98), 2024 (99), 2025 (98).