Country Background
HistoryAQIPM₂.₅PM₁₀COSO₂NO₂O₃

High Tech Zone, Hefei, Anhui, 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

High Tech Zone, Hefei, Anhui, China

2022
2023
2024
2025
2026
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
18th Jul 2022
87AQI
Lowest AQI recorded on
3rd Jul 2026
10AQI

Same Day Analysis (28th July):
On this day, AQI across the 5 years varied significantly: 2026 ranks 3rd highest AQI at 28 of Good air quality, showing improvement over 2025 and 2023 on the same day.

Day & Night AQI Trend: 27th Jul - 28th Jul 2026

High Tech Zone, Hefei, Anhui, China

AQI
Day
Night
.

5 AM27th Jul 2026

7 PM

4 AM28th Jul 2026

Day time
Avg. Highest Time
7PM27th Jul

49AQI

Avg. Lowest Time
7AM27th Jul

10AQI

Night time
Avg. Highest Time
2AM28th Jul

73AQI

Avg. Lowest Time
4AM28th Jul

40AQI

In the last 24 hours,

High Tech Zone's AQI reached its highest point of 73 at 2 AM during the Night, while the lowest point, 10, was recorded at 7 AM during the Day between 27th Jul and 28th Jul 2026.

Day & Night AQI Trend : Jun - Jul 2026

High Tech Zone, Hefei, Anhui, China

JunJul
29th - 30th30th - 01st01st - 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
Day
Night
29th Jun 20261305 AMAQI
29th Jun 20261346 AMAQI
29th Jun 20261327 AMAQI
29th Jun 20261348 AMAQI
29th Jun 20261489 AMAQI
29th Jun 202613810 AMAQI
29th Jun 202614611 AMAQI
29th Jun 202613912 PMAQI
29th Jun 20261481 PMAQI
29th Jun 20261352 PMAQI
29th Jun 20261053 PMAQI
29th Jun 20261124 PMAQI
29th Jun 2026885 PMAQI
29th Jun 2026796 PMAQI
29th Jun 2026767 PMAQI
29th Jun 2026928 PMAQI
29th Jun 20261209 PMAQI
29th Jun 202613810 PMAQI
29th Jun 202615111 PMAQI
30th Jun 202615612 AMAQI
30th Jun 20261401 AMAQI
30th Jun 20261122 AMAQI
30th Jun 2026253 AMAQI
30th Jun 2026204 AMAQI

27°C25/31°C

30th Jun 2026215 AMAQI
30th Jun 2026146 AMAQI
30th Jun 2026147 AMAQI
30th Jun 2026208 AMAQI
30th Jun 2026249 AMAQI
30th Jun 20262110 AMAQI
30th Jun 20262111 AMAQI
30th Jun 20262112 PMAQI
30th Jun 2026211 PMAQI
30th Jun 2026202 PMAQI
30th Jun 2026223 PMAQI
30th Jun 2026224 PMAQI
30th Jun 2026165 PMAQI
30th Jun 2026186 PMAQI
30th Jun 2026177 PMAQI
30th Jun 2026178 PMAQI
30th Jun 2026189 PMAQI
30th Jun 20263310 PMAQI
30th Jun 20264811 PMAQI
1st Jul 20263812 AMAQI
1st Jul 2026231 AMAQI
1st Jul 2026292 AMAQI
1st Jul 2026383 AMAQI
1st Jul 2026384 AMAQI

26°C23/29°C

1st Jul 2026405 AMAQI
1st Jul 2026386 AMAQI
1st Jul 2026337 AMAQI
1st Jul 2026428 AMAQI
1st Jul 2026529 AMAQI
1st Jul 20264610 AMAQI
1st Jul 20264811 AMAQI
1st Jul 20264412 PMAQI
1st Jul 2026311 PMAQI
1st Jul 2026332 PMAQI
1st Jul 2026313 PMAQI
1st Jul 2026364 PMAQI
1st Jul 2026295 PMAQI
1st Jul 2026236 PMAQI
1st Jul 2026257 PMAQI
1st Jul 2026318 PMAQI
1st Jul 2026459 PMAQI
1st Jul 20266410 PMAQI
1st Jul 20266011 PMAQI
2nd Jul 20265712 AMAQI
2nd Jul 2026561 AMAQI
2nd Jul 2026622 AMAQI
2nd Jul 2026583 AMAQI
2nd Jul 2026544 AMAQI

27°C23/33°C

2nd Jul 2026595 AMAQI
2nd Jul 2026666 AMAQI
2nd Jul 2026747 AMAQI
2nd Jul 2026688 AMAQI
2nd Jul 2026529 AMAQI
2nd Jul 20265010 AMAQI
2nd Jul 20264611 AMAQI
2nd Jul 20265012 PMAQI
2nd Jul 2026441 PMAQI
2nd Jul 2026362 PMAQI
2nd Jul 2026273 PMAQI
2nd Jul 2026254 PMAQI
2nd Jul 2026195 PMAQI
2nd Jul 2026146 PMAQI
2nd Jul 2026107 PMAQI
2nd Jul 202688 PMAQI
2nd Jul 202689 PMAQI
2nd Jul 2026810 PMAQI
2nd Jul 2026811 PMAQI
3rd Jul 2026812 AMAQI
3rd Jul 202681 AMAQI
3rd Jul 202682 AMAQI
3rd Jul 2026123 AMAQI
3rd Jul 2026114 AMAQI

28°C24/34°C

3rd Jul 2026105 AMAQI
3rd Jul 2026106 AMAQI
3rd Jul 202687 AMAQI
3rd Jul 202688 AMAQI
3rd Jul 202689 AMAQI
3rd Jul 2026810 AMAQI
3rd Jul 20261011 AMAQI
3rd Jul 2026812 PMAQI
3rd Jul 202681 PMAQI
3rd Jul 2026192 PMAQI
3rd Jul 2026123 PMAQI
3rd Jul 202684 PMAQI
3rd Jul 202685 PMAQI
3rd Jul 202686 PMAQI
3rd Jul 2026107 PMAQI
3rd Jul 202688 PMAQI
3rd Jul 202689 PMAQI
3rd Jul 20261710 PMAQI
3rd Jul 20262111 PMAQI
4th Jul 20262912 AMAQI
4th Jul 2026341 AMAQI
4th Jul 2026452 AMAQI
4th Jul 2026403 AMAQI
4th Jul 2026274 AMAQI

24°C22/26°C

4th Jul 2026235 AMAQI
4th Jul 2026166 AMAQI
4th Jul 2026167 AMAQI
4th Jul 2026278 AMAQI
4th Jul 2026249 AMAQI
4th Jul 20262410 AMAQI
4th Jul 20262211 AMAQI
4th Jul 20262012 PMAQI
4th Jul 2026241 PMAQI
4th Jul 2026252 PMAQI
4th Jul 2026243 PMAQI
4th Jul 2026224 PMAQI
4th Jul 2026225 PMAQI
4th Jul 2026236 PMAQI
4th Jul 2026217 PMAQI
4th Jul 2026228 PMAQI
4th Jul 2026239 PMAQI
4th Jul 20262210 PMAQI
4th Jul 20262411 PMAQI
5th Jul 20262612 AMAQI
5th Jul 2026221 AMAQI
5th Jul 2026222 AMAQI
5th Jul 2026213 AMAQI
5th Jul 2026224 AMAQI

24°C23/25°C

5th Jul 2026205 AMAQI
5th Jul 2026226 AMAQI
5th Jul 2026217 AMAQI
5th Jul 2026188 AMAQI
5th Jul 2026189 AMAQI
5th Jul 20261810 AMAQI
5th Jul 20261811 AMAQI
5th Jul 20261812 PMAQI
5th Jul 2026201 PMAQI
5th Jul 2026222 PMAQI
5th Jul 2026223 PMAQI
5th Jul 2026204 PMAQI
5th Jul 2026235 PMAQI
5th Jul 2026226 PMAQI
5th Jul 2026207 PMAQI
5th Jul 202688 PMAQI
5th Jul 202689 PMAQI
5th Jul 20261010 PMAQI
5th Jul 20261211 PMAQI
6th Jul 20262412 AMAQI
6th Jul 2026221 AMAQI
6th Jul 2026242 AMAQI
6th Jul 2026163 AMAQI
6th Jul 2026124 AMAQI

26°C24/28°C

6th Jul 2026145 AMAQI
6th Jul 202686 AMAQI
6th Jul 2026167 AMAQI
6th Jul 2026148 AMAQI
6th Jul 2026289 AMAQI
6th Jul 20263810 AMAQI
6th Jul 20262011 AMAQI
6th Jul 20262012 PMAQI
6th Jul 2026141 PMAQI
6th Jul 2026242 PMAQI
6th Jul 2026103 PMAQI
6th Jul 2026144 PMAQI
6th Jul 202685 PMAQI
6th Jul 2026166 PMAQI
6th Jul 2026167 PMAQI
6th Jul 2026268 PMAQI
6th Jul 2026289 PMAQI
6th Jul 20262810 PMAQI
6th Jul 20262211 PMAQI
7th Jul 20262812 AMAQI
7th Jul 2026281 AMAQI
7th Jul 2026302 AMAQI
7th Jul 2026263 AMAQI
7th Jul 2026284 AMAQI

26°C25/28°C

7th Jul 2026275 AMAQI
7th Jul 2026266 AMAQI
7th Jul 2026267 AMAQI
7th Jul 2026248 AMAQI
7th Jul 2026229 AMAQI
7th Jul 20262110 AMAQI
7th Jul 20261611 AMAQI
7th Jul 20261312 PMAQI
7th Jul 2026161 PMAQI
7th Jul 2026262 PMAQI
7th Jul 2026163 PMAQI
7th Jul 2026264 PMAQI
7th Jul 2026245 PMAQI
7th Jul 202686 PMAQI
7th Jul 202687 PMAQI
7th Jul 2026108 PMAQI
7th Jul 2026109 PMAQI
7th Jul 2026810 PMAQI
7th Jul 2026811 PMAQI
8th Jul 20262812 AMAQI
8th Jul 2026201 AMAQI
8th Jul 2026272 AMAQI
8th Jul 2026133 AMAQI
8th Jul 2026264 AMAQI

26°C24/29°C

8th Jul 2026265 AMAQI
8th Jul 2026276 AMAQI
8th Jul 2026287 AMAQI
8th Jul 2026258 AMAQI
8th Jul 2026269 AMAQI
8th Jul 20262710 AMAQI
8th Jul 20262411 AMAQI
8th Jul 20262412 PMAQI
8th Jul 2026261 PMAQI
8th Jul 2026272 PMAQI
8th Jul 2026263 PMAQI
8th Jul 2026244 PMAQI
8th Jul 2026245 PMAQI
8th Jul 2026206 PMAQI
8th Jul 2026207 PMAQI
8th Jul 2026208 PMAQI
8th Jul 2026209 PMAQI
8th Jul 20262810 PMAQI
8th Jul 20262011 PMAQI
9th Jul 20262512 AMAQI
9th Jul 2026261 AMAQI
9th Jul 2026262 AMAQI
9th Jul 2026263 AMAQI
9th Jul 2026244 AMAQI

28°C24/33°C

9th Jul 2026265 AMAQI
9th Jul 2026266 AMAQI
9th Jul 2026237 AMAQI
9th Jul 2026228 AMAQI
9th Jul 2026249 AMAQI
9th Jul 20262210 AMAQI
9th Jul 20262011 AMAQI
9th Jul 20262012 PMAQI
9th Jul 2026231 PMAQI
9th Jul 2026222 PMAQI
9th Jul 2026263 PMAQI
9th Jul 2026264 PMAQI
9th Jul 2026225 PMAQI
9th Jul 2026236 PMAQI
9th Jul 2026267 PMAQI
9th Jul 2026248 PMAQI
9th Jul 2026259 PMAQI
9th Jul 20262810 PMAQI
9th Jul 20262611 PMAQI
10th Jul 20262612 AMAQI
10th Jul 2026261 AMAQI
10th Jul 2026262 AMAQI
10th Jul 2026233 AMAQI
10th Jul 2026264 AMAQI

29°C24/34°C

10th Jul 2026305 AMAQI
10th Jul 2026296 AMAQI
10th Jul 2026307 AMAQI
10th Jul 2026288 AMAQI
10th Jul 2026319 AMAQI
10th Jul 20263010 AMAQI
10th Jul 20262611 AMAQI
10th Jul 20262612 PMAQI
10th Jul 2026221 PMAQI
10th Jul 2026232 PMAQI
10th Jul 2026243 PMAQI
10th Jul 2026304 PMAQI
10th Jul 2026265 PMAQI
10th Jul 2026306 PMAQI
10th Jul 2026317 PMAQI
10th Jul 2026288 PMAQI
10th Jul 2026319 PMAQI
10th Jul 20263310 PMAQI
10th Jul 20263311 PMAQI
11th Jul 20263512 AMAQI
11th Jul 2026341 AMAQI
11th Jul 2026712 AMAQI
11th Jul 2026623 AMAQI
11th Jul 2026634 AMAQI

30°C26/35°C

11th Jul 2026675 AMAQI
11th Jul 2026606 AMAQI
11th Jul 2026537 AMAQI
11th Jul 2026538 AMAQI
11th Jul 2026539 AMAQI
11th Jul 20264410 AMAQI
11th Jul 20262711 AMAQI
11th Jul 20262712 PMAQI
11th Jul 2026241 PMAQI
11th Jul 2026262 PMAQI
11th Jul 2026323 PMAQI
11th Jul 2026364 PMAQI
11th Jul 2026325 PMAQI
11th Jul 2026296 PMAQI
11th Jul 2026317 PMAQI
11th Jul 2026408 PMAQI
11th Jul 2026509 PMAQI
11th Jul 20264810 PMAQI
11th Jul 20264811 PMAQI
12th Jul 20264412 AMAQI
12th Jul 2026361 AMAQI
12th Jul 2026362 AMAQI
12th Jul 2026293 AMAQI
12th Jul 2026294 AMAQI

29°C25/33°C

12th Jul 2026255 AMAQI
12th Jul 2026266 AMAQI
12th Jul 2026267 AMAQI
12th Jul 2026158 AMAQI
12th Jul 202699 AMAQI
12th Jul 2026810 AMAQI
12th Jul 2026911 AMAQI
12th Jul 20261612 PMAQI
12th Jul 2026121 PMAQI
12th Jul 2026152 PMAQI
12th Jul 2026213 PMAQI
12th Jul 2026174 PMAQI
12th Jul 202685 PMAQI
12th Jul 202686 PMAQI
12th Jul 202687 PMAQI
12th Jul 202688 PMAQI
12th Jul 202689 PMAQI
12th Jul 2026810 PMAQI
12th Jul 2026811 PMAQI
13th Jul 2026812 AMAQI
13th Jul 202681 AMAQI
13th Jul 202682 AMAQI
13th Jul 202683 AMAQI
13th Jul 2026164 AMAQI

26°C25/28°C

13th Jul 2026145 AMAQI
13th Jul 202686 AMAQI
13th Jul 202687 AMAQI
13th Jul 2026168 AMAQI
13th Jul 2026179 AMAQI
13th Jul 20261810 AMAQI
13th Jul 20262211 AMAQI
13th Jul 20262212 PMAQI
13th Jul 2026201 PMAQI
13th Jul 2026222 PMAQI
13th Jul 2026263 PMAQI
13th Jul 2026284 PMAQI
13th Jul 2026305 PMAQI
13th Jul 2026266 PMAQI
13th Jul 2026297 PMAQI
13th Jul 2026308 PMAQI
13th Jul 2026319 PMAQI
13th Jul 20263110 PMAQI
13th Jul 20263311 PMAQI
14th Jul 20263112 AMAQI
14th Jul 2026331 AMAQI
14th Jul 2026282 AMAQI
14th Jul 2026263 AMAQI
14th Jul 2026324 AMAQI

26°C25/28°C

14th Jul 2026305 AMAQI
14th Jul 2026306 AMAQI
14th Jul 2026287 AMAQI
14th Jul 2026568 AMAQI
14th Jul 2026609 AMAQI
14th Jul 20266310 AMAQI
14th Jul 20266611 AMAQI
14th Jul 20265312 PMAQI
14th Jul 2026531 PMAQI
14th Jul 2026532 PMAQI
14th Jul 2026523 PMAQI
14th Jul 2026524 PMAQI
14th Jul 2026645 PMAQI
14th Jul 2026646 PMAQI
14th Jul 2026697 PMAQI
14th Jul 2026648 PMAQI
14th Jul 2026609 PMAQI
14th Jul 20265210 PMAQI
14th Jul 20264011 PMAQI
15th Jul 20262512 AMAQI
15th Jul 2026211 AMAQI
15th Jul 2026162 AMAQI
15th Jul 2026123 AMAQI
15th Jul 2026124 AMAQI

30°C25/35°C

15th Jul 2026175 AMAQI
15th Jul 2026236 AMAQI
15th Jul 2026277 AMAQI
15th Jul 2026278 AMAQI
15th Jul 2026259 AMAQI
15th Jul 20261610 AMAQI
15th Jul 20261611 AMAQI
15th Jul 20261812 PMAQI
15th Jul 2026141 PMAQI
15th Jul 2026132 PMAQI
15th Jul 2026123 PMAQI
15th Jul 2026144 PMAQI
15th Jul 2026125 PMAQI
15th Jul 2026106 PMAQI
15th Jul 2026127 PMAQI
15th Jul 2026118 PMAQI
15th Jul 2026119 PMAQI
15th Jul 20261210 PMAQI
15th Jul 20261411 PMAQI
16th Jul 20261112 AMAQI
16th Jul 2026101 AMAQI
16th Jul 2026102 AMAQI
16th Jul 202683 AMAQI
16th Jul 2026104 AMAQI

30°C27/34°C

16th Jul 2026105 AMAQI
16th Jul 2026116 AMAQI
16th Jul 2026107 AMAQI
16th Jul 2026128 AMAQI
16th Jul 2026149 AMAQI
16th Jul 20261510 AMAQI
16th Jul 20261511 AMAQI
16th Jul 20261412 PMAQI
16th Jul 2026121 PMAQI
16th Jul 2026192 PMAQI
16th Jul 2026253 PMAQI
16th Jul 2026274 PMAQI
16th Jul 2026295 PMAQI
16th Jul 2026286 PMAQI
16th Jul 2026267 PMAQI
16th Jul 2026278 PMAQI
16th Jul 2026279 PMAQI
16th Jul 20262610 PMAQI
16th Jul 20262611 PMAQI
17th Jul 20262912 AMAQI
17th Jul 2026201 AMAQI
17th Jul 2026282 AMAQI
17th Jul 2026263 AMAQI
17th Jul 2026284 AMAQI

30°C27/34°C

17th Jul 2026245 AMAQI
17th Jul 2026286 AMAQI
17th Jul 2026237 AMAQI
17th Jul 2026268 AMAQI
17th Jul 2026289 AMAQI
17th Jul 20262810 AMAQI
17th Jul 20262611 AMAQI
17th Jul 20262412 PMAQI
17th Jul 2026221 PMAQI
17th Jul 2026242 PMAQI
17th Jul 2026253 PMAQI
17th Jul 2026294 PMAQI
17th Jul 2026315 PMAQI
17th Jul 2026316 PMAQI
17th Jul 2026427 PMAQI
17th Jul 2026448 PMAQI
17th Jul 2026469 PMAQI
17th Jul 20265810 PMAQI
17th Jul 20265711 PMAQI
18th Jul 20264012 AMAQI
18th Jul 2026341 AMAQI
18th Jul 2026492 AMAQI
18th Jul 2026563 AMAQI
18th Jul 2026534 AMAQI

30°C25/34°C

18th Jul 2026585 AMAQI
18th Jul 2026726 AMAQI
18th Jul 2026907 AMAQI
18th Jul 20261008 AMAQI
18th Jul 2026909 AMAQI
18th Jul 20266210 AMAQI
18th Jul 20264211 AMAQI
18th Jul 20264612 PMAQI
18th Jul 2026511 PMAQI
18th Jul 2026582 PMAQI
18th Jul 2026523 PMAQI
18th Jul 2026294 PMAQI
18th Jul 2026295 PMAQI
18th Jul 2026256 PMAQI
18th Jul 2026317 PMAQI
18th Jul 2026388 PMAQI
18th Jul 2026489 PMAQI
18th Jul 20265410 PMAQI
18th Jul 20265411 PMAQI
19th Jul 20266212 AMAQI
19th Jul 2026661 AMAQI
19th Jul 2026692 AMAQI
19th Jul 202683 AMAQI
19th Jul 202684 AMAQI

25°C24/27°C

19th Jul 2026115 AMAQI
19th Jul 2026166 AMAQI
19th Jul 2026237 AMAQI
19th Jul 2026428 AMAQI
19th Jul 2026629 AMAQI
19th Jul 20266610 AMAQI
19th Jul 20267111 AMAQI
19th Jul 20267112 PMAQI
19th Jul 2026551 PMAQI
19th Jul 2026542 PMAQI
19th Jul 2026563 PMAQI
19th Jul 2026654 PMAQI
19th Jul 2026575 PMAQI
19th Jul 2026556 PMAQI
19th Jul 2026567 PMAQI
19th Jul 2026528 PMAQI
19th Jul 2026529 PMAQI
19th Jul 20264910 PMAQI
19th Jul 20262511 PMAQI
20th Jul 20262312 AMAQI
20th Jul 2026311 AMAQI
20th Jul 2026272 AMAQI
20th Jul 2026273 AMAQI
20th Jul 2026194 AMAQI

25°C24/27°C

20th Jul 202695 AMAQI
20th Jul 202686 AMAQI
20th Jul 202687 AMAQI
20th Jul 2026108 AMAQI
20th Jul 202689 AMAQI
20th Jul 2026810 AMAQI
20th Jul 2026811 AMAQI
20th Jul 20261312 PMAQI
20th Jul 2026121 PMAQI
20th Jul 202692 PMAQI
20th Jul 2026123 PMAQI
20th Jul 2026144 PMAQI
20th Jul 2026105 PMAQI
20th Jul 2026106 PMAQI
20th Jul 202697 PMAQI
20th Jul 202688 PMAQI
20th Jul 202689 PMAQI
20th Jul 20261210 PMAQI
20th Jul 20261211 PMAQI
21st Jul 20261012 AMAQI
21st Jul 2026121 AMAQI
21st Jul 2026152 AMAQI
21st Jul 202683 AMAQI
21st Jul 2026104 AMAQI

25°C23/28°C

21st Jul 2026105 AMAQI
21st Jul 2026126 AMAQI
21st Jul 202687 AMAQI
21st Jul 202688 AMAQI
21st Jul 2026109 AMAQI
21st Jul 20262010 AMAQI
21st Jul 20261712 PMAQI
21st Jul 2026291 PMAQI
21st Jul 2026362 PMAQI
21st Jul 2026313 PMAQI
21st Jul 2026274 PMAQI
21st Jul 2026255 PMAQI
21st Jul 2026776 PMAQI
21st Jul 2026337 PMAQI
21st Jul 2026218 PMAQI
21st Jul 2026299 PMAQI
21st Jul 20262910 PMAQI
21st Jul 20262911 PMAQI
22nd Jul 20263312 AMAQI
22nd Jul 2026331 AMAQI
22nd Jul 2026312 AMAQI
22nd Jul 2026343 AMAQI
22nd Jul 2026334 AMAQI

25°C24/28°C

22nd Jul 2026405 AMAQI
22nd Jul 2026406 AMAQI
22nd Jul 2026407 AMAQI
22nd Jul 2026338 AMAQI
22nd Jul 2026389 AMAQI
22nd Jul 20262910 AMAQI
22nd Jul 20262711 AMAQI
22nd Jul 20263312 PMAQI
22nd Jul 2026331 PMAQI
22nd Jul 2026252 PMAQI
22nd Jul 2026253 PMAQI
22nd Jul 2026254 PMAQI
22nd Jul 2026255 PMAQI
22nd Jul 2026316 PMAQI
22nd Jul 2026257 PMAQI
22nd Jul 2026258 PMAQI
22nd Jul 2026339 PMAQI
22nd Jul 20262710 PMAQI
22nd Jul 20262111 PMAQI
23rd Jul 20262312 AMAQI
23rd Jul 2026211 AMAQI
23rd Jul 2026252 AMAQI
23rd Jul 2026253 AMAQI
23rd Jul 2026254 AMAQI

25°C24/27°C

23rd Jul 2026235 AMAQI
23rd Jul 2026256 AMAQI
23rd Jul 2026217 AMAQI
23rd Jul 2026218 AMAQI
23rd Jul 2026239 AMAQI
23rd Jul 20262110 AMAQI
23rd Jul 20262311 AMAQI
23rd Jul 20262712 PMAQI
23rd Jul 2026271 PMAQI
23rd Jul 2026272 PMAQI
23rd Jul 2026213 PMAQI
23rd Jul 2026304 PMAQI
23rd Jul 2026215 PMAQI
23rd Jul 2026236 PMAQI
23rd Jul 2026217 PMAQI
23rd Jul 2026218 PMAQI
23rd Jul 2026239 PMAQI
23rd Jul 20262710 PMAQI
23rd Jul 20262111 PMAQI
24th Jul 20262112 AMAQI
24th Jul 2026231 AMAQI
24th Jul 2026332 AMAQI
24th Jul 2026383 AMAQI
24th Jul 2026344 AMAQI

25°C25/26°C

24th Jul 2026255 AMAQI
24th Jul 2026216 AMAQI
24th Jul 2026217 AMAQI
24th Jul 2026238 AMAQI
24th Jul 2026259 AMAQI
24th Jul 20262510 AMAQI
24th Jul 20262911 AMAQI
24th Jul 20262912 PMAQI
24th Jul 2026331 PMAQI
24th Jul 2026362 PMAQI
24th Jul 2026333 PMAQI
24th Jul 2026294 PMAQI
24th Jul 2026255 PMAQI
24th Jul 2026236 PMAQI
24th Jul 2026257 PMAQI
24th Jul 2026258 PMAQI
24th Jul 2026219 PMAQI
24th Jul 20262310 PMAQI
24th Jul 20262111 PMAQI
25th Jul 20262512 AMAQI
25th Jul 2026211 AMAQI
25th Jul 2026212 AMAQI
25th Jul 2026213 AMAQI
25th Jul 2026214 AMAQI

28°C24/31°C

25th Jul 2026215 AMAQI
25th Jul 2026256 AMAQI
25th Jul 2026257 AMAQI
25th Jul 2026298 AMAQI
25th Jul 2026299 AMAQI
25th Jul 20265210 AMAQI
25th Jul 20265011 AMAQI
25th Jul 20264412 PMAQI
25th Jul 2026421 PMAQI
25th Jul 2026402 PMAQI
25th Jul 2026423 PMAQI
25th Jul 2026404 PMAQI
25th Jul 2026445 PMAQI
25th Jul 2026426 PMAQI
25th Jul 2026447 PMAQI
25th Jul 2026508 PMAQI
25th Jul 2026599 PMAQI
25th Jul 20266210 PMAQI
25th Jul 20266611 PMAQI
26th Jul 20267812 AMAQI
26th Jul 2026871 AMAQI
26th Jul 2026802 AMAQI
26th Jul 2026923 AMAQI
26th Jul 2026944 AMAQI

30°C26/35°C

26th Jul 2026815 AMAQI
26th Jul 20261156 AMAQI
26th Jul 2026907 AMAQI
26th Jul 20261148 AMAQI
26th Jul 20261019 AMAQI
26th Jul 20267910 AMAQI
26th Jul 202610511 AMAQI
26th Jul 202611412 PMAQI
26th Jul 2026921 PMAQI
26th Jul 2026622 PMAQI
26th Jul 2026543 PMAQI
26th Jul 2026504 PMAQI
26th Jul 2026285 PMAQI
26th Jul 2026256 PMAQI
26th Jul 2026267 PMAQI
26th Jul 2026368 PMAQI
26th Jul 2026269 PMAQI
26th Jul 20261210 PMAQI
26th Jul 20261611 PMAQI
27th Jul 20261612 AMAQI
27th Jul 2026131 AMAQI
27th Jul 202682 AMAQI
27th Jul 202683 AMAQI
27th Jul 2026104 AMAQI

30°C27/35°C

27th Jul 2026105 AMAQI
27th Jul 2026106 AMAQI
27th Jul 2026107 AMAQI
27th Jul 2026168 AMAQI
27th Jul 2026189 AMAQI
27th Jul 20262210 AMAQI
27th Jul 20262611 AMAQI
27th Jul 20262812 PMAQI
27th Jul 2026321 PMAQI
27th Jul 2026362 PMAQI
27th Jul 2026313 PMAQI
27th Jul 2026344 PMAQI
27th Jul 2026445 PMAQI
27th Jul 2026446 PMAQI
27th Jul 2026497 PMAQI
27th Jul 2026518 PMAQI
27th Jul 2026499 PMAQI
27th Jul 20266510 PMAQI
27th Jul 20266711 PMAQI
28th Jul 20267112 AMAQI
28th Jul 2026721 AMAQI
28th Jul 2026732 AMAQI
28th Jul 2026563 AMAQI
28th Jul 2026404 AMAQI

27°C25/29°C

28th Jul 2026265 AMAQI
5 AM
28th Jul 2026296 AMAQI
28th Jul 2026297 AMAQI
28th Jul 2026298 AMAQI
28th Jul 2026319 AMAQI
28th Jul 20262610 AMAQI
28th Jul 20262611 AMAQI
28th Jul 20262112 PMAQI
12 PM
28th Jul 2026231 PMAQI
28th Jul 2026122 PMAQI
28th Jul 2026143 PMAQI
28th Jul 2026124 PMAQI
28th Jul 2026145 PMAQI
28th Jul 2026126 PMAQI
28th Jul 2026107 PMAQI
7 PM
28th Jul 2026138 PMAQI
28th Jul 2026149 PMAQI
28th Jul 20261310 PMAQI
28th Jul 20261611 PMAQI
12 AM
4 AM

26°C25/27°C

Day time
Avg. Highest Time
9 AM

37AQI

1 hours / Day
30 hours / Month
Avg. Lowest Time
5 PM - 7 PM

28AQI

3 hours / Day
90 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 9 AM to 9 AM (Avg. 37), while the lowest AQI was between 5 PM to 7 PM (Avg. 28).
Night time
Avg. Highest Time
2 AM

39AQI

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

29AQI

1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 2 AM to 2 AM (Avg. 39), while the lowest AQI was between 8 PM to 8 PM (Avg. 29).

2026 Days Vs Air Quality

High Tech Zone, Hefei, Anhui, China

2026

32%

66

38%

80

28%

58

2%

5

Total number of days with different AQI categories in last 209 days in 2026 (156 days remaining)

Good
66 Days
Moderate
80 Days
Poor
58 Days
Unhealthy
5 Days
Severe
0 Days
Hazardous
0 Days

Under WHO’s Safe Air Quality Limits: 32%

Health Risk Level:

High

In 2026, 32% of 209 days were within WHO’s safe air quality limits. The risk of health issues is High, with respiratory problems, heart disease, skin issues, and stress being more common, particularly among children and the elderly.

Annual Air Quality Insights

High Tech Zone, Hefei, Anhui, 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
56AQI (US)
2nd January 2026
124AQI (US)
3rd January 2026
141AQI (US)
4th January 2026
153AQI (US)
5th January 2026
138AQI (US)
6th January 2026
114AQI (US)
7th January 2026
64AQI (US)
8th January 2026
98AQI (US)
9th January 2026
100AQI (US)
10th January 2026
101AQI (US)
11th January 2026
67AQI (US)
12th January 2026
84AQI (US)
13th January 2026
129AQI (US)
14th January 2026
121AQI (US)
15th January 2026
122AQI (US)
16th January 2026
132AQI (US)
17th January 2026
176AQI (US)
18th January 2026
160AQI (US)
19th January 2026
48AQI (US)
20th January 2026
80AQI (US)
21st January 2026
96AQI (US)
22nd January 2026
73AQI (US)
23rd January 2026
112AQI (US)
24th January 2026
147AQI (US)
25th January 2026
159AQI (US)
26th January 2026
114AQI (US)
27th January 2026
88AQI (US)
28th January 2026
133AQI (US)
29th January 2026
132AQI (US)
30th January 2026
66AQI (US)
31st January 2026
65AQI (US)
1st February 2026
71AQI (US)
2nd February 2026
95AQI (US)
3rd February 2026
148AQI (US)
4th February 2026
135AQI (US)
5th February 2026
129AQI (US)
6th February 2026
91AQI (US)
7th February 2026
60AQI (US)
8th February 2026
84AQI (US)
9th February 2026
71AQI (US)
10th February 2026
97AQI (US)
11th February 2026
110AQI (US)
12th February 2026
135AQI (US)
13th February 2026
112AQI (US)
14th February 2026
125AQI (US)
15th February 2026
117AQI (US)
16th February 2026
50AQI (US)
17th February 2026
139AQI (US)
18th February 2026
110AQI (US)
19th February 2026
121AQI (US)
20th February 2026
104AQI (US)
21st February 2026
67AQI (US)
22nd February 2026
70AQI (US)
23rd February 2026
81AQI (US)
24th February 2026
53AQI (US)
25th February 2026
68AQI (US)
26th February 2026
61AQI (US)
27th February 2026
54AQI (US)
28th February 2026
71AQI (US)
1st March 2026
60AQI (US)
2nd March 2026
27AQI (US)
3rd March 2026
112AQI (US)
4th March 2026
108AQI (US)
5th March 2026
104AQI (US)
6th March 2026
113AQI (US)
7th March 2026
96AQI (US)
8th March 2026
115AQI (US)
9th March 2026
135AQI (US)
10th March 2026
138AQI (US)
11th March 2026
115AQI (US)
12th March 2026
131AQI (US)
13th March 2026
130AQI (US)
14th March 2026
117AQI (US)
15th March 2026
138AQI (US)
16th March 2026
86AQI (US)
17th March 2026
97AQI (US)
18th March 2026
85AQI (US)
19th March 2026
115AQI (US)
20th March 2026
151AQI (US)
21st March 2026
145AQI (US)
22nd March 2026
101AQI (US)
23rd March 2026
118AQI (US)
24th March 2026
107AQI (US)
25th March 2026
117AQI (US)
26th March 2026
115AQI (US)
27th March 2026
133AQI (US)
28th March 2026
91AQI (US)
29th March 2026
90AQI (US)
30th March 2026
79AQI (US)
31st March 2026
143AQI (US)
1st April 2026
125AQI (US)
2nd April 2026
89AQI (US)
3rd April 2026
72AQI (US)
4th April 2026
61AQI (US)
5th April 2026
72AQI (US)
6th April 2026
97AQI (US)
7th April 2026
62AQI (US)
8th April 2026
42AQI (US)
9th April 2026
63AQI (US)
10th April 2026
40AQI (US)
11th April 2026
97AQI (US)
12th April 2026
50AQI (US)
13th April 2026
46AQI (US)
14th April 2026
43AQI (US)
15th April 2026
74AQI (US)
16th April 2026
103AQI (US)
17th April 2026
96AQI (US)
18th April 2026
78AQI (US)
19th April 2026
73AQI (US)
20th April 2026
44AQI (US)
21st April 2026
58AQI (US)
22nd April 2026
17AQI (US)
23rd April 2026
17AQI (US)
24th April 2026
49AQI (US)
25th April 2026
53AQI (US)
26th April 2026
53AQI (US)
27th April 2026
77AQI (US)
28th April 2026
48AQI (US)
29th April 2026
35AQI (US)
30th April 2026
43AQI (US)
1st May 2026
41AQI (US)
2nd May 2026
57AQI (US)
3rd May 2026
46AQI (US)
4th May 2026
21AQI (US)
5th May 2026
33AQI (US)
6th May 2026
56AQI (US)
7th May 2026
74AQI (US)
8th May 2026
34AQI (US)
9th May 2026
45AQI (US)
10th May 2026
61AQI (US)
11th May 2026
69AQI (US)
12th May 2026
91AQI (US)
13th May 2026
118AQI (US)
14th May 2026
107AQI (US)
15th May 2026
36AQI (US)
16th May 2026
75AQI (US)
17th May 2026
62AQI (US)
18th May 2026
55AQI (US)
19th May 2026
52AQI (US)
20th May 2026
63AQI (US)
21st May 2026
71AQI (US)
22nd May 2026
81AQI (US)
23rd May 2026
73AQI (US)
24th May 2026
70AQI (US)
25th May 2026
65AQI (US)
26th May 2026
47AQI (US)
27th May 2026
33AQI (US)
28th May 2026
52AQI (US)
29th May 2026
84AQI (US)
30th May 2026
74AQI (US)
31st May 2026
86AQI (US)
1st June 2026
107AQI (US)
2nd June 2026
114AQI (US)
3rd June 2026
132AQI (US)
4th June 2026
104AQI (US)
5th June 2026
61AQI (US)
6th June 2026
37AQI (US)
7th June 2026
87AQI (US)
8th June 2026
59AQI (US)
9th June 2026
41AQI (US)
10th June 2026
43AQI (US)
11th June 2026
48AQI (US)
12th June 2026
70AQI (US)
13th June 2026
43AQI (US)
14th June 2026
45AQI (US)
15th June 2026
44AQI (US)
16th June 2026
44AQI (US)
17th June 2026
58AQI (US)
18th June 2026
87AQI (US)
19th June 2026
23AQI (US)
20th June 2026
13AQI (US)
21st June 2026
44AQI (US)
22nd June 2026
18AQI (US)
23rd June 2026
10AQI (US)
24th June 2026
21AQI (US)
25th June 2026
41AQI (US)
26th June 2026
53AQI (US)
27th June 2026
105AQI (US)
28th June 2026
105AQI (US)
29th June 2026
125AQI (US)
30th June 2026
36AQI (US)
1st July 2026
38AQI (US)
2nd July 2026
40AQI (US)
3rd July 2026
10AQI (US)
4th July 2026
25AQI (US)
5th July 2026
19AQI (US)
6th July 2026
19AQI (US)
7th July 2026
20AQI (US)
8th July 2026
24AQI (US)
9th July 2026
24AQI (US)
10th July 2026
28AQI (US)
11th July 2026
44AQI (US)
12th July 2026
18AQI (US)
13th July 2026
20AQI (US)
14th July 2026
48AQI (US)
15th July 2026
16AQI (US)
16th July 2026
18AQI (US)
17th July 2026
31AQI (US)
18th July 2026
53AQI (US)
19th July 2026
48AQI (US)
20th July 2026
13AQI (US)
21st July 2026
22AQI (US)
22nd July 2026
31AQI (US)
23rd July 2026
24AQI (US)
24th July 2026
27AQI (US)
25th July 2026
38AQI (US)
26th July 2026
69AQI (US)
27th July 2026
29AQI (US)
28th July 2026
28AQI (US)
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

109AQI (US)

94AQI (US)

110AQI (US)

63AQI (US)

62AQI (US)

61AQI (US)

29AQI (US)

No. of days

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

202676AQI (US)

1
12
14
4
1
15
12
1
8
21
1
12
16
2
9
20
2
16
7
7
26
2
66
80
58
5

Highest AQI (US) recorded in

March

110AQI (US)

Lowest AQI (US) recorded in

July

29AQI (US)

202591AQI (US)

8
15
8
6
20
2
15
15
1
20
9
1
20
11
10
20
11
20
9
22
4
26
1
17
13
1
10
15
4
11
12
8
36
195
110
23
1

Highest AQI (US) recorded in

January

130AQI (US)

Lowest AQI (US) recorded in

August

53AQI (US)

202493AQI (US)

1
6
12
10
2
2
10
12
4
1
10
17
4
8
20
2
19
12
7
22
1
20
11
4
27
6
23
1
5
13
11
2
2
18
7
3
1
24
6
47
168
117
31
3

Highest AQI (US) recorded in

January

134AQI (US)

Lowest AQI (US) recorded in

July

47AQI (US)

202396AQI (US)

9
15
7
2
9
13
4
1
10
18
2
17
12
1
1
22
7
1
1
27
2
10
21
1
30
2
24
4
2
16
11
2
2
9
14
1
2
9
13
4
3
24
203
109
21
4

Highest AQI (US) recorded in

January

126AQI (US)

Lowest AQI (US) recorded in

July

58AQI (US)

202293AQI (US)

1
4
10
15
6
13
2
3
14
12
2
22
8
1
22
8
7
22
1
5
20
1
2
3
23
3
4
22
5
1
13
14
2
1
8
13
7
2
27
178
87
28
2

Highest AQI (US) recorded in

January

139AQI (US)

Lowest AQI (US) recorded in

July

60AQI (US)

202195AQI (US)

6
14
10
1
1
12
12
3
9
20
2
17
12
1
2
22
7
1
23
6
14
17
4
23
4
3
25
2
4
14
13
1
15
10
4
10
13
8
30
193
113
28
1

Highest AQI (US) recorded in

January

135AQI (US)

Lowest AQI (US) recorded in

July

55AQI (US)

202093AQI (US)

1
10
2
14
7
12
6
8
21
1
7
20
4
5
25
1
25
5
16
14
1
12
17
1
4
10
16
1
21
159
67
18
1

Highest AQI (US) recorded in

December

146AQI (US)

Lowest AQI (US) recorded in

August

66AQI (US)

Most & Least Polluted Years Over the Last 7 Years

Most Polluted Year Recorded
2023(Avg.)
96AQI (US)
Least Polluted Year Recorded
2026(Avg.)
76AQI (US)

High Tech Zone's annual 2026 AQI (US) (76) shows an average percentage change of -18.6% (improved AQI (US)) compared to previous years: 2020 (93), 2021 (95), 2022 (93), 2023 (96), 2024 (93), 2025 (91).