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HistoryAQIPM₂.₅PM₁₀COSO₂NO₂O₃

Langfang, Hebei, 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+

September Air Quality Analysis

Langfang, Hebei, China

2022
2023
2024
2025
2026
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
9th Sep 2022
149AQI
Lowest AQI recorded on
30th Sep 2024
19AQI

Same Day Analysis (29th September):
On this day, AQI across the 5 years varied significantly: 2026 ranks 3rd highest AQI at 118 of Poor air quality, showing improvement over 2023 and 2022 on the same day.

Day & Night AQI Trend: 28th Sep - 29th Sep 2026

Langfang, Hebei, China

AQI
Day
Night
.

5 AM28th Sep 2026

6 PM

4 AM29th Sep 2026

Day time
Avg. Highest Time
9AM28th Sep

80AQI

Avg. Lowest Time
5PM28th Sep

60AQI

Night time
Avg. Highest Time
4AM29th Sep

99AQI

Avg. Lowest Time
5AM28th Sep

49AQI

In the last 24 hours,

Langfang's AQI reached its highest point of 99 at 4 AM during the Night, while the lowest point, 49, was recorded at 5 AM during the Night between 28th Sep and 29th Sep 2026.

Day & Night AQI Trend : Aug - Sep 2026

Langfang, Hebei, China

AugSep
31st - 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 - 29th29th
Day
Night
31st Aug 2026345 AMAQI
31st Aug 2026356 AMAQI
31st Aug 2026317 AMAQI
31st Aug 2026268 AMAQI
31st Aug 2026259 AMAQI
31st Aug 20262510 AMAQI
31st Aug 20262011 AMAQI
31st Aug 20261912 PMAQI
31st Aug 2026161 PMAQI
31st Aug 2026152 PMAQI
31st Aug 2026173 PMAQI
31st Aug 2026214 PMAQI
31st Aug 2026195 PMAQI
31st Aug 2026196 PMAQI
31st Aug 2026197 PMAQI
31st Aug 2026188 PMAQI
31st Aug 2026239 PMAQI
31st Aug 20262610 PMAQI
31st Aug 20263111 PMAQI
1st Sep 20264312 AMAQI
1st Sep 2026461 AMAQI
1st Sep 2026452 AMAQI
1st Sep 2026473 AMAQI
1st Sep 2026444 AMAQI

23°C18/28°C

1st Sep 2026425 AMAQI
1st Sep 2026466 AMAQI
1st Sep 2026377 AMAQI
1st Sep 2026348 AMAQI
1st Sep 2026299 AMAQI
1st Sep 20262910 AMAQI
1st Sep 20263211 AMAQI
1st Sep 20262712 PMAQI
1st Sep 2026311 PMAQI
1st Sep 2026272 PMAQI
1st Sep 2026273 PMAQI
1st Sep 2026294 PMAQI
1st Sep 2026285 PMAQI
1st Sep 2026296 PMAQI
1st Sep 2026317 PMAQI
1st Sep 2026358 PMAQI
1st Sep 2026399 PMAQI
1st Sep 20264510 PMAQI
1st Sep 20266011 PMAQI
2nd Sep 20265512 AMAQI
2nd Sep 2026581 AMAQI
2nd Sep 2026572 AMAQI
2nd Sep 2026543 AMAQI
2nd Sep 2026564 AMAQI

24°C19/29°C

2nd Sep 2026625 AMAQI
2nd Sep 2026656 AMAQI
2nd Sep 2026707 AMAQI
2nd Sep 2026708 AMAQI
2nd Sep 2026709 AMAQI
2nd Sep 20267810 AMAQI
2nd Sep 20266911 AMAQI
2nd Sep 20266012 PMAQI
2nd Sep 2026491 PMAQI
2nd Sep 2026532 PMAQI
2nd Sep 2026563 PMAQI
2nd Sep 2026504 PMAQI
2nd Sep 2026525 PMAQI
2nd Sep 2026506 PMAQI
2nd Sep 2026537 PMAQI
2nd Sep 2026568 PMAQI
2nd Sep 2026569 PMAQI
2nd Sep 20266210 PMAQI
2nd Sep 20266111 PMAQI
3rd Sep 20266512 AMAQI
3rd Sep 2026641 AMAQI
3rd Sep 2026652 AMAQI
3rd Sep 2026673 AMAQI
3rd Sep 2026674 AMAQI

24°C18/31°C

3rd Sep 2026725 AMAQI
3rd Sep 2026766 AMAQI
3rd Sep 2026767 AMAQI
3rd Sep 2026748 AMAQI
3rd Sep 2026719 AMAQI
3rd Sep 20267710 AMAQI
3rd Sep 20265911 AMAQI
3rd Sep 20264812 PMAQI
3rd Sep 2026381 PMAQI
3rd Sep 2026332 PMAQI
3rd Sep 2026373 PMAQI
3rd Sep 2026374 PMAQI
3rd Sep 2026405 PMAQI
3rd Sep 2026396 PMAQI
3rd Sep 2026397 PMAQI
3rd Sep 2026468 PMAQI
3rd Sep 2026569 PMAQI
3rd Sep 20266510 PMAQI
3rd Sep 20266611 PMAQI
4th Sep 20266512 AMAQI
4th Sep 2026611 AMAQI
4th Sep 2026562 AMAQI
4th Sep 2026623 AMAQI
4th Sep 2026684 AMAQI

25°C20/32°C

4th Sep 2026635 AMAQI
4th Sep 2026596 AMAQI
4th Sep 2026587 AMAQI
4th Sep 2026528 AMAQI
4th Sep 2026489 AMAQI
4th Sep 20264810 AMAQI
4th Sep 20264611 AMAQI
4th Sep 20264112 PMAQI
4th Sep 2026371 PMAQI
4th Sep 2026382 PMAQI
4th Sep 2026453 PMAQI
4th Sep 2026364 PMAQI
4th Sep 2026385 PMAQI
4th Sep 2026346 PMAQI
4th Sep 2026377 PMAQI
4th Sep 2026448 PMAQI
4th Sep 2026499 PMAQI
4th Sep 20265710 PMAQI
4th Sep 20265611 PMAQI
5th Sep 20265512 AMAQI
5th Sep 2026621 AMAQI
5th Sep 2026622 AMAQI
5th Sep 2026713 AMAQI
5th Sep 2026784 AMAQI

25°C20/31°C

5th Sep 2026815 AMAQI
5th Sep 2026806 AMAQI
5th Sep 2026877 AMAQI
5th Sep 2026948 AMAQI
5th Sep 2026989 AMAQI
5th Sep 202611310 AMAQI
5th Sep 202611511 AMAQI
5th Sep 20269512 PMAQI
5th Sep 2026741 PMAQI
5th Sep 2026662 PMAQI
5th Sep 2026613 PMAQI
5th Sep 2026604 PMAQI
5th Sep 2026605 PMAQI
5th Sep 2026666 PMAQI
5th Sep 2026627 PMAQI
5th Sep 2026748 PMAQI
5th Sep 2026819 PMAQI
5th Sep 20269810 PMAQI
5th Sep 20268911 PMAQI
6th Sep 20266812 AMAQI
6th Sep 2026601 AMAQI
6th Sep 2026652 AMAQI
6th Sep 2026593 AMAQI
6th Sep 2026714 AMAQI

26°C21/32°C

6th Sep 2026805 AMAQI
6th Sep 2026816 AMAQI
6th Sep 2026887 AMAQI
6th Sep 2026988 AMAQI
6th Sep 2026999 AMAQI
6th Sep 20269210 AMAQI
6th Sep 20267011 AMAQI
6th Sep 20266212 PMAQI
6th Sep 2026671 PMAQI
6th Sep 2026712 PMAQI
6th Sep 2026763 PMAQI
6th Sep 2026714 PMAQI
6th Sep 2026715 PMAQI
6th Sep 2026696 PMAQI
6th Sep 2026727 PMAQI
6th Sep 2026718 PMAQI
6th Sep 2026809 PMAQI
6th Sep 20266410 PMAQI
6th Sep 20265811 PMAQI
7th Sep 20265112 AMAQI
7th Sep 2026521 AMAQI
7th Sep 2026572 AMAQI
7th Sep 2026663 AMAQI
7th Sep 2026694 AMAQI

26°C20/32°C

7th Sep 2026665 AMAQI
7th Sep 2026776 AMAQI
7th Sep 2026797 AMAQI
7th Sep 2026908 AMAQI
7th Sep 20261039 AMAQI
7th Sep 20269610 AMAQI
7th Sep 20269211 AMAQI
7th Sep 20269012 PMAQI
7th Sep 2026831 PMAQI
7th Sep 2026742 PMAQI
7th Sep 2026773 PMAQI
7th Sep 2026774 PMAQI
7th Sep 2026775 PMAQI
7th Sep 2026816 PMAQI
7th Sep 2026747 PMAQI
7th Sep 2026578 PMAQI
7th Sep 2026489 PMAQI
7th Sep 20263410 PMAQI
7th Sep 20263311 PMAQI
8th Sep 20262412 AMAQI
8th Sep 2026181 AMAQI
8th Sep 2026202 AMAQI
8th Sep 2026183 AMAQI
8th Sep 2026174 AMAQI

24°C17/31°C

8th Sep 2026165 AMAQI
8th Sep 2026186 AMAQI
8th Sep 2026187 AMAQI
8th Sep 2026178 AMAQI
8th Sep 2026199 AMAQI
8th Sep 20261810 AMAQI
8th Sep 20261611 AMAQI
8th Sep 20261612 PMAQI
8th Sep 2026141 PMAQI
8th Sep 2026192 PMAQI
8th Sep 2026223 PMAQI
8th Sep 2026214 PMAQI
8th Sep 2026195 PMAQI
8th Sep 2026206 PMAQI
8th Sep 2026207 PMAQI
8th Sep 2026248 PMAQI
8th Sep 2026269 PMAQI
8th Sep 20262510 PMAQI
8th Sep 20262811 PMAQI
9th Sep 20262512 AMAQI
9th Sep 2026271 AMAQI
9th Sep 2026272 AMAQI
9th Sep 2026263 AMAQI
9th Sep 2026244 AMAQI

17°C15/22°C

9th Sep 2026295 AMAQI
9th Sep 2026306 AMAQI
9th Sep 2026297 AMAQI
9th Sep 2026328 AMAQI
9th Sep 2026329 AMAQI
9th Sep 20262810 AMAQI
9th Sep 20262411 AMAQI
9th Sep 20262412 PMAQI
9th Sep 2026241 PMAQI
9th Sep 2026232 PMAQI
9th Sep 2026263 PMAQI
9th Sep 2026244 PMAQI
9th Sep 2026215 PMAQI
9th Sep 2026276 PMAQI
9th Sep 2026287 PMAQI
9th Sep 2026268 PMAQI
9th Sep 2026369 PMAQI
9th Sep 20263410 PMAQI
9th Sep 20263311 PMAQI
10th Sep 20263612 AMAQI
10th Sep 2026371 AMAQI
10th Sep 2026442 AMAQI
10th Sep 2026433 AMAQI
10th Sep 2026414 AMAQI

19°C16/25°C

10th Sep 2026435 AMAQI
10th Sep 2026476 AMAQI
10th Sep 2026447 AMAQI
10th Sep 2026498 AMAQI
10th Sep 2026499 AMAQI
10th Sep 20264310 AMAQI
10th Sep 20263211 AMAQI
10th Sep 20262712 PMAQI
10th Sep 2026251 PMAQI
10th Sep 2026262 PMAQI
10th Sep 2026253 PMAQI
10th Sep 2026264 PMAQI
10th Sep 2026255 PMAQI
10th Sep 2026266 PMAQI
10th Sep 2026297 PMAQI
10th Sep 2026378 PMAQI
10th Sep 2026419 PMAQI
10th Sep 20264610 PMAQI
10th Sep 20263811 PMAQI
11th Sep 20264312 AMAQI
11th Sep 2026441 AMAQI
11th Sep 2026472 AMAQI
11th Sep 2026493 AMAQI
11th Sep 2026544 AMAQI

20°C14/28°C

11th Sep 2026445 AMAQI
11th Sep 2026466 AMAQI
11th Sep 2026437 AMAQI
11th Sep 2026498 AMAQI
11th Sep 2026469 AMAQI
11th Sep 20264410 AMAQI
11th Sep 20263811 AMAQI
11th Sep 20263112 PMAQI
11th Sep 2026311 PMAQI
11th Sep 2026362 PMAQI
11th Sep 2026323 PMAQI
11th Sep 2026344 PMAQI
11th Sep 2026365 PMAQI
11th Sep 2026446 PMAQI
11th Sep 2026497 PMAQI
11th Sep 2026498 PMAQI
11th Sep 2026559 PMAQI
11th Sep 20265810 PMAQI
11th Sep 20266011 PMAQI
12th Sep 20267312 AMAQI
12th Sep 2026791 AMAQI
12th Sep 2026732 AMAQI
12th Sep 2026803 AMAQI
12th Sep 2026814 AMAQI

22°C16/28°C

12th Sep 2026805 AMAQI
12th Sep 2026886 AMAQI
12th Sep 2026937 AMAQI
12th Sep 2026868 AMAQI
12th Sep 2026989 AMAQI
12th Sep 20269610 AMAQI
12th Sep 20268511 AMAQI
12th Sep 20268212 PMAQI
12th Sep 2026761 PMAQI
12th Sep 2026622 PMAQI
12th Sep 2026693 PMAQI
12th Sep 2026624 PMAQI
12th Sep 2026685 PMAQI
12th Sep 2026746 PMAQI
12th Sep 2026807 PMAQI
12th Sep 2026758 PMAQI
12th Sep 2026879 PMAQI
12th Sep 20269110 PMAQI
12th Sep 20269911 PMAQI
13th Sep 202610512 AMAQI
13th Sep 20261111 AMAQI
13th Sep 20261162 AMAQI
13th Sep 20261243 AMAQI
13th Sep 2026704 AMAQI

21°C16/27°C

13th Sep 20261095 AMAQI
13th Sep 20261096 AMAQI
13th Sep 20261067 AMAQI
13th Sep 20261048 AMAQI
13th Sep 20261009 AMAQI
13th Sep 20266710 AMAQI
13th Sep 20262311 AMAQI
13th Sep 20263612 PMAQI
13th Sep 2026241 PMAQI
13th Sep 2026242 PMAQI
13th Sep 2026233 PMAQI
13th Sep 2026244 PMAQI
13th Sep 2026215 PMAQI
13th Sep 2026276 PMAQI
13th Sep 2026297 PMAQI
13th Sep 2026308 PMAQI
13th Sep 2026359 PMAQI
13th Sep 20264310 PMAQI
13th Sep 20264311 PMAQI
14th Sep 20264812 AMAQI
14th Sep 2026551 AMAQI
14th Sep 2026472 AMAQI
14th Sep 2026403 AMAQI
14th Sep 2026394 AMAQI

22°C17/29°C

14th Sep 2026235 AMAQI
14th Sep 2026196 AMAQI
14th Sep 2026237 AMAQI
14th Sep 2026278 AMAQI
14th Sep 2026229 AMAQI
14th Sep 20262010 AMAQI
14th Sep 20261911 AMAQI
14th Sep 20262012 PMAQI
14th Sep 2026231 PMAQI
14th Sep 2026202 PMAQI
14th Sep 2026203 PMAQI
14th Sep 2026184 PMAQI
14th Sep 2026225 PMAQI
14th Sep 2026266 PMAQI
14th Sep 2026277 PMAQI
14th Sep 2026308 PMAQI
14th Sep 2026429 PMAQI
14th Sep 20265110 PMAQI
14th Sep 20266011 PMAQI
15th Sep 20266712 AMAQI
15th Sep 2026691 AMAQI
15th Sep 2026642 AMAQI
15th Sep 2026683 AMAQI
15th Sep 2026684 AMAQI

21°C15/26°C

15th Sep 2026695 AMAQI
15th Sep 2026716 AMAQI
15th Sep 2026757 AMAQI
15th Sep 2026748 AMAQI
15th Sep 2026809 AMAQI
15th Sep 20267210 AMAQI
15th Sep 20266311 AMAQI
15th Sep 20266012 PMAQI
15th Sep 2026621 PMAQI
15th Sep 2026632 PMAQI
15th Sep 2026683 PMAQI
15th Sep 2026664 PMAQI
15th Sep 2026645 PMAQI
15th Sep 2026696 PMAQI
15th Sep 2026737 PMAQI
15th Sep 2026808 PMAQI
15th Sep 2026909 PMAQI
15th Sep 202610010 PMAQI
15th Sep 202610911 PMAQI
16th Sep 202612712 AMAQI
16th Sep 20261281 AMAQI
16th Sep 20261252 AMAQI
16th Sep 20261133 AMAQI
16th Sep 20261164 AMAQI

22°C16/28°C

16th Sep 20261265 AMAQI
16th Sep 20261436 AMAQI
16th Sep 20261287 AMAQI
16th Sep 20261418 AMAQI
16th Sep 20261399 AMAQI
16th Sep 202613610 AMAQI
16th Sep 202613611 AMAQI
16th Sep 202613312 PMAQI
16th Sep 20261331 PMAQI
16th Sep 20261272 PMAQI
16th Sep 20261193 PMAQI
16th Sep 20261164 PMAQI
16th Sep 20261205 PMAQI
16th Sep 20261146 PMAQI
16th Sep 20261187 PMAQI
16th Sep 20261278 PMAQI
16th Sep 20261319 PMAQI
16th Sep 202613610 PMAQI
16th Sep 202614011 PMAQI
17th Sep 202614112 AMAQI
17th Sep 20261461 AMAQI
17th Sep 20261482 AMAQI
17th Sep 20261543 AMAQI
17th Sep 20261564 AMAQI

24°C17/30°C

17th Sep 20261545 AMAQI
17th Sep 20261526 AMAQI
17th Sep 20261597 AMAQI
17th Sep 20261478 AMAQI
17th Sep 20261489 AMAQI
17th Sep 202614910 AMAQI
17th Sep 202615011 AMAQI
17th Sep 202614612 PMAQI
17th Sep 20261421 PMAQI
17th Sep 20261242 PMAQI
17th Sep 2026893 PMAQI
17th Sep 2026924 PMAQI
17th Sep 2026855 PMAQI
17th Sep 2026836 PMAQI
17th Sep 2026817 PMAQI
17th Sep 2026798 PMAQI
17th Sep 2026879 PMAQI
17th Sep 202612510 PMAQI
17th Sep 202614411 PMAQI
18th Sep 202614512 AMAQI
18th Sep 20261401 AMAQI
18th Sep 20261282 AMAQI
18th Sep 20261133 AMAQI
18th Sep 2026824 AMAQI

25°C20/32°C

18th Sep 2026785 AMAQI
18th Sep 2026816 AMAQI
18th Sep 2026747 AMAQI
18th Sep 2026728 AMAQI
18th Sep 2026709 AMAQI
18th Sep 20267910 AMAQI
18th Sep 20267111 AMAQI
18th Sep 20267512 PMAQI
18th Sep 2026671 PMAQI
18th Sep 2026572 PMAQI
18th Sep 2026683 PMAQI
18th Sep 2026744 PMAQI
18th Sep 2026695 PMAQI
18th Sep 2026726 PMAQI
18th Sep 2026717 PMAQI
18th Sep 2026698 PMAQI
18th Sep 2026639 PMAQI
18th Sep 20266810 PMAQI
18th Sep 20267011 PMAQI
19th Sep 20267412 AMAQI
19th Sep 2026741 AMAQI
19th Sep 2026872 AMAQI
19th Sep 2026833 AMAQI
19th Sep 2026844 AMAQI

22°C17/29°C

19th Sep 2026895 AMAQI
19th Sep 2026866 AMAQI
19th Sep 2026797 AMAQI
19th Sep 2026858 AMAQI
19th Sep 2026849 AMAQI
19th Sep 20268010 AMAQI
19th Sep 20266811 AMAQI
19th Sep 20265812 PMAQI
19th Sep 2026531 PMAQI
19th Sep 2026542 PMAQI
19th Sep 2026573 PMAQI
19th Sep 2026664 PMAQI
19th Sep 2026715 PMAQI
19th Sep 2026736 PMAQI
19th Sep 2026827 PMAQI
19th Sep 2026908 PMAQI
19th Sep 20261009 PMAQI
19th Sep 202611010 PMAQI
19th Sep 202611611 PMAQI
20th Sep 202612312 AMAQI
20th Sep 20261261 AMAQI
20th Sep 20261322 AMAQI
20th Sep 20261343 AMAQI
20th Sep 20261394 AMAQI

23°C17/29°C

20th Sep 20261375 AMAQI
20th Sep 20261366 AMAQI
20th Sep 20261347 AMAQI
20th Sep 20261328 AMAQI
20th Sep 20261289 AMAQI
20th Sep 202611610 AMAQI
20th Sep 202611511 AMAQI
20th Sep 202611412 PMAQI
20th Sep 20261181 PMAQI
20th Sep 2026962 PMAQI
20th Sep 2026963 PMAQI
20th Sep 2026954 PMAQI
20th Sep 20261015 PMAQI
20th Sep 2026916 PMAQI
20th Sep 2026947 PMAQI
20th Sep 2026978 PMAQI
20th Sep 20261009 PMAQI
20th Sep 202612410 PMAQI
20th Sep 202611011 PMAQI
21st Sep 202610212 AMAQI
21st Sep 2026921 AMAQI
21st Sep 2026952 AMAQI
21st Sep 20261113 AMAQI
21st Sep 20261054 AMAQI

24°C20/28°C

21st Sep 20261065 AMAQI
21st Sep 20261126 AMAQI
21st Sep 20261067 AMAQI
21st Sep 20261058 AMAQI
21st Sep 20261049 AMAQI
21st Sep 20269910 AMAQI
21st Sep 20269211 AMAQI
21st Sep 20269312 PMAQI
21st Sep 2026881 PMAQI
21st Sep 2026762 PMAQI
21st Sep 2026763 PMAQI
21st Sep 2026714 PMAQI
21st Sep 2026745 PMAQI
21st Sep 2026736 PMAQI
21st Sep 2026697 PMAQI
21st Sep 2026868 PMAQI
21st Sep 20261049 PMAQI
21st Sep 202610310 PMAQI
21st Sep 202610711 PMAQI
22nd Sep 202611212 AMAQI
22nd Sep 2026941 AMAQI
22nd Sep 2026882 AMAQI
22nd Sep 2026903 AMAQI
22nd Sep 20261024 AMAQI

23°C17/30°C

22nd Sep 20261205 AMAQI
22nd Sep 20261366 AMAQI
22nd Sep 20261427 AMAQI
22nd Sep 20261438 AMAQI
22nd Sep 20261469 AMAQI
22nd Sep 202613910 AMAQI
22nd Sep 202614111 AMAQI
22nd Sep 202612912 PMAQI
22nd Sep 2026891 PMAQI
22nd Sep 2026882 PMAQI
22nd Sep 2026783 PMAQI
22nd Sep 2026734 PMAQI
22nd Sep 2026685 PMAQI
22nd Sep 2026686 PMAQI
22nd Sep 2026747 PMAQI
22nd Sep 2026768 PMAQI
22nd Sep 2026779 PMAQI
22nd Sep 20268210 PMAQI
22nd Sep 20268811 PMAQI
23rd Sep 202610112 AMAQI
23rd Sep 20261201 AMAQI
23rd Sep 20261322 AMAQI
23rd Sep 20261503 AMAQI
23rd Sep 20261554 AMAQI

25°C19/31°C

23rd Sep 20261485 AMAQI
23rd Sep 20261526 AMAQI
23rd Sep 20261517 AMAQI
23rd Sep 20261508 AMAQI
23rd Sep 20261479 AMAQI
23rd Sep 202615110 AMAQI
23rd Sep 202614811 AMAQI
23rd Sep 202613212 PMAQI
23rd Sep 20261271 PMAQI
23rd Sep 20261422 PMAQI
23rd Sep 20261403 PMAQI
23rd Sep 20261404 PMAQI
23rd Sep 20261405 PMAQI
23rd Sep 20261446 PMAQI
23rd Sep 20261467 PMAQI
23rd Sep 20261528 PMAQI
23rd Sep 20261559 PMAQI
23rd Sep 202615810 PMAQI
23rd Sep 202616111 PMAQI
24th Sep 202616212 AMAQI
24th Sep 20261641 AMAQI
24th Sep 20261662 AMAQI
24th Sep 20261593 AMAQI
24th Sep 20261604 AMAQI

25°C18/31°C

24th Sep 20261515 AMAQI
24th Sep 20261596 AMAQI
24th Sep 20261567 AMAQI
24th Sep 20261618 AMAQI
24th Sep 20261609 AMAQI
24th Sep 202615310 AMAQI
24th Sep 202610711 AMAQI
24th Sep 20269012 PMAQI
24th Sep 2026851 PMAQI
24th Sep 20261082 PMAQI
24th Sep 20261043 PMAQI
24th Sep 20261014 PMAQI
24th Sep 2026865 PMAQI
24th Sep 2026866 PMAQI
24th Sep 2026857 PMAQI
24th Sep 2026858 PMAQI
24th Sep 2026889 PMAQI
24th Sep 20268810 PMAQI
24th Sep 20269111 PMAQI
25th Sep 20268912 AMAQI
25th Sep 2026851 AMAQI
25th Sep 2026932 AMAQI
25th Sep 2026973 AMAQI
25th Sep 2026984 AMAQI

22°C20/25°C

25th Sep 2026985 AMAQI
25th Sep 2026926 AMAQI
25th Sep 2026977 AMAQI
25th Sep 20261048 AMAQI
25th Sep 20261079 AMAQI
25th Sep 202610210 AMAQI
25th Sep 20269411 AMAQI
25th Sep 20269512 PMAQI
25th Sep 2026961 PMAQI
25th Sep 20261042 PMAQI
25th Sep 20261173 PMAQI
25th Sep 20261164 PMAQI
25th Sep 20261175 PMAQI
25th Sep 20261206 PMAQI
25th Sep 20261237 PMAQI
25th Sep 20261248 PMAQI
25th Sep 20261289 PMAQI
25th Sep 202613210 PMAQI
25th Sep 202614411 PMAQI
26th Sep 202614412 AMAQI
26th Sep 20261431 AMAQI
26th Sep 20261502 AMAQI
26th Sep 20261483 AMAQI
26th Sep 20261484 AMAQI

22°C18/28°C

26th Sep 20261475 AMAQI
26th Sep 20261446 AMAQI
26th Sep 20261427 AMAQI
26th Sep 20261378 AMAQI
26th Sep 20261369 AMAQI
26th Sep 202614210 AMAQI
26th Sep 202614611 AMAQI
26th Sep 202613812 PMAQI
26th Sep 20261311 PMAQI
26th Sep 20261082 PMAQI
26th Sep 2026993 PMAQI
26th Sep 2026974 PMAQI
26th Sep 2026915 PMAQI
26th Sep 2026936 PMAQI
26th Sep 2026987 PMAQI
26th Sep 20261038 PMAQI
26th Sep 20261139 PMAQI
26th Sep 202611910 PMAQI
26th Sep 20267211 PMAQI
27th Sep 20265212 AMAQI
27th Sep 2026481 AMAQI
27th Sep 2026472 AMAQI
27th Sep 2026453 AMAQI
27th Sep 2026464 AMAQI

22°C17/29°C

27th Sep 2026445 AMAQI
27th Sep 2026426 AMAQI
27th Sep 2026397 AMAQI
27th Sep 2026368 AMAQI
27th Sep 2026389 AMAQI
27th Sep 20264510 AMAQI
27th Sep 20264811 AMAQI
27th Sep 20264512 PMAQI
27th Sep 2026391 PMAQI
27th Sep 2026322 PMAQI
27th Sep 2026253 PMAQI
27th Sep 2026244 PMAQI
27th Sep 2026255 PMAQI
27th Sep 2026266 PMAQI
27th Sep 2026277 PMAQI
27th Sep 2026258 PMAQI
27th Sep 2026259 PMAQI
27th Sep 20262410 PMAQI
27th Sep 20262611 PMAQI
28th Sep 20262712 AMAQI
28th Sep 2026281 AMAQI
28th Sep 2026352 AMAQI
28th Sep 2026363 AMAQI
28th Sep 2026364 AMAQI

21°C17/26°C

28th Sep 2026495 AMAQI
28th Sep 2026606 AMAQI
28th Sep 2026697 AMAQI
28th Sep 2026768 AMAQI
28th Sep 2026809 AMAQI
28th Sep 20267910 AMAQI
28th Sep 20267911 AMAQI
28th Sep 20267912 PMAQI
28th Sep 2026741 PMAQI
28th Sep 2026682 PMAQI
28th Sep 2026643 PMAQI
28th Sep 2026604 PMAQI
28th Sep 2026605 PMAQI
28th Sep 2026736 PMAQI
28th Sep 2026697 PMAQI
28th Sep 2026738 PMAQI
28th Sep 2026769 PMAQI
28th Sep 20267610 PMAQI
28th Sep 20267111 PMAQI
29th Sep 20267112 AMAQI
29th Sep 2026721 AMAQI
29th Sep 2026842 AMAQI
29th Sep 2026913 AMAQI
29th Sep 2026994 AMAQI

21°C16/26°C

29th Sep 20261085 AMAQI
5 AM
29th Sep 20261156 AMAQI
29th Sep 20261237 AMAQI
29th Sep 20261308 AMAQI
29th Sep 20261269 AMAQI
29th Sep 202611810 AMAQI
29th Sep 202612011 AMAQI
11 AM
29th Sep 202612112 PMAQI
29th Sep 20261221 PMAQI
29th Sep 20261272 PMAQI
29th Sep 20261193 PMAQI
29th Sep 20261194 PMAQI
29th Sep 20261265 PMAQI
29th Sep 20261266 PMAQI
6 PM
29th Sep 20261327 PMAQI
29th Sep 20261308 PMAQI
29th Sep 20261289 PMAQI
29th Sep 202614410 PMAQI
29th Sep 202614411 PMAQI
11 PM
4 AM

22°C17/27°C

Day time
Avg. Highest Time
6 AM - 9 AM

86AQI

4 hours / Day
120 hours / Month
Avg. Lowest Time
2 PM - 5 PM

64AQI

4 hours / Day
120 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 6 AM to 9 AM (Avg. 86), while the lowest AQI was between 2 PM to 5 PM (Avg. 64).
Night time
Avg. Highest Time
12 AM - 4 AM

79AQI

5 hours / Day
150 hours / Month
Avg. Lowest Time
7 PM

66AQI

1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 4 AM (Avg. 79), while the lowest AQI was between 7 PM to 7 PM (Avg. 66).

2026 Days Vs Air Quality

Langfang, Hebei, China

2026

24%

66

44%

120

27%

73

5%

13

Total number of days with different AQI categories in last 272 days in 2026 (93 days remaining)

Good
66 Days
Moderate
120 Days
Poor
73 Days
Unhealthy
13 Days
Severe
0 Days
Hazardous
0 Days

Under WHO’s Safe Air Quality Limits: 24%

Health Risk Level:

Very high

In 2026, 24% of 272 days were within WHO’s safe air quality limits. The risk of health issues is Very high, including respiratory issues, heart disease, and stress, particularly affecting vulnerable groups.

Annual Air Quality Insights

Langfang, Hebei, 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
50AQI (US)
2nd January 2026
82AQI (US)
3rd January 2026
146AQI (US)
4th January 2026
168AQI (US)
5th January 2026
116AQI (US)
6th January 2026
158AQI (US)
7th January 2026
36AQI (US)
8th January 2026
114AQI (US)
9th January 2026
152AQI (US)
10th January 2026
38AQI (US)
11th January 2026
36AQI (US)
12th January 2026
105AQI (US)
13th January 2026
58AQI (US)
14th January 2026
116AQI (US)
15th January 2026
161AQI (US)
16th January 2026
124AQI (US)
17th January 2026
67AQI (US)
18th January 2026
68AQI (US)
19th January 2026
29AQI (US)
20th January 2026
28AQI (US)
21st January 2026
44AQI (US)
22nd January 2026
111AQI (US)
23rd January 2026
94AQI (US)
24th January 2026
144AQI (US)
25th January 2026
103AQI (US)
26th January 2026
96AQI (US)
27th January 2026
74AQI (US)
28th January 2026
107AQI (US)
29th January 2026
117AQI (US)
30th January 2026
151AQI (US)
31st January 2026
128AQI (US)
1st February 2026
105AQI (US)
2nd February 2026
35AQI (US)
3rd February 2026
97AQI (US)
4th February 2026
150AQI (US)
5th February 2026
85AQI (US)
6th February 2026
23AQI (US)
7th February 2026
39AQI (US)
8th February 2026
48AQI (US)
9th February 2026
91AQI (US)
10th February 2026
110AQI (US)
11th February 2026
115AQI (US)
12th February 2026
157AQI (US)
13th February 2026
165AQI (US)
14th February 2026
115AQI (US)
15th February 2026
47AQI (US)
16th February 2026
33AQI (US)
17th February 2026
117AQI (US)
18th February 2026
81AQI (US)
19th February 2026
126AQI (US)
20th February 2026
142AQI (US)
21st February 2026
121AQI (US)
22nd February 2026
60AQI (US)
23rd February 2026
44AQI (US)
24th February 2026
89AQI (US)
25th February 2026
133AQI (US)
26th February 2026
129AQI (US)
27th February 2026
75AQI (US)
28th February 2026
113AQI (US)
1st March 2026
137AQI (US)
2nd March 2026
157AQI (US)
3rd March 2026
160AQI (US)
4th March 2026
143AQI (US)
5th March 2026
128AQI (US)
6th March 2026
92AQI (US)
7th March 2026
141AQI (US)
8th March 2026
140AQI (US)
9th March 2026
70AQI (US)
10th March 2026
136AQI (US)
11th March 2026
126AQI (US)
12th March 2026
148AQI (US)
13th March 2026
140AQI (US)
14th March 2026
106AQI (US)
15th March 2026
104AQI (US)
16th March 2026
127AQI (US)
17th March 2026
144AQI (US)
18th March 2026
65AQI (US)
19th March 2026
79AQI (US)
20th March 2026
92AQI (US)
21st March 2026
106AQI (US)
22nd March 2026
115AQI (US)
23rd March 2026
147AQI (US)
24th March 2026
165AQI (US)
25th March 2026
168AQI (US)
26th March 2026
174AQI (US)
27th March 2026
85AQI (US)
28th March 2026
135AQI (US)
29th March 2026
135AQI (US)
30th March 2026
52AQI (US)
31st March 2026
76AQI (US)
1st April 2026
69AQI (US)
2nd April 2026
79AQI (US)
3rd April 2026
114AQI (US)
4th April 2026
100AQI (US)
5th April 2026
73AQI (US)
6th April 2026
24AQI (US)
7th April 2026
38AQI (US)
8th April 2026
78AQI (US)
9th April 2026
107AQI (US)
10th April 2026
94AQI (US)
11th April 2026
69AQI (US)
12th April 2026
105AQI (US)
13th April 2026
84AQI (US)
14th April 2026
131AQI (US)
15th April 2026
155AQI (US)
16th April 2026
124AQI (US)
17th April 2026
125AQI (US)
18th April 2026
112AQI (US)
19th April 2026
111AQI (US)
20th April 2026
79AQI (US)
21st April 2026
87AQI (US)
22nd April 2026
74AQI (US)
23rd April 2026
97AQI (US)
24th April 2026
99AQI (US)
25th April 2026
88AQI (US)
26th April 2026
81AQI (US)
27th April 2026
51AQI (US)
28th April 2026
54AQI (US)
29th April 2026
36AQI (US)
30th April 2026
80AQI (US)
1st May 2026
107AQI (US)
2nd May 2026
64AQI (US)
3rd May 2026
34AQI (US)
4th May 2026
59AQI (US)
5th May 2026
93AQI (US)
6th May 2026
79AQI (US)
7th May 2026
48AQI (US)
8th May 2026
70AQI (US)
9th May 2026
96AQI (US)
10th May 2026
100AQI (US)
11th May 2026
99AQI (US)
12th May 2026
109AQI (US)
13th May 2026
136AQI (US)
14th May 2026
131AQI (US)
15th May 2026
128AQI (US)
16th May 2026
78AQI (US)
17th May 2026
67AQI (US)
18th May 2026
63AQI (US)
19th May 2026
62AQI (US)
20th May 2026
70AQI (US)
21st May 2026
79AQI (US)
22nd May 2026
90AQI (US)
23rd May 2026
85AQI (US)
24th May 2026
77AQI (US)
25th May 2026
73AQI (US)
26th May 2026
52AQI (US)
27th May 2026
60AQI (US)
28th May 2026
30AQI (US)
29th May 2026
41AQI (US)
30th May 2026
62AQI (US)
31st May 2026
78AQI (US)
1st June 2026
79AQI (US)
2nd June 2026
114AQI (US)
3rd June 2026
78AQI (US)
4th June 2026
41AQI (US)
5th June 2026
31AQI (US)
6th June 2026
46AQI (US)
7th June 2026
22AQI (US)
8th June 2026
32AQI (US)
9th June 2026
24AQI (US)
10th June 2026
58AQI (US)
11th June 2026
28AQI (US)
12th June 2026
65AQI (US)
13th June 2026
69AQI (US)
14th June 2026
58AQI (US)
15th June 2026
120AQI (US)
16th June 2026
70AQI (US)
17th June 2026
41AQI (US)
18th June 2026
125AQI (US)
19th June 2026
128AQI (US)
20th June 2026
46AQI (US)
21st June 2026
33AQI (US)
22nd June 2026
57AQI (US)
23rd June 2026
85AQI (US)
24th June 2026
102AQI (US)
25th June 2026
45AQI (US)
26th June 2026
35AQI (US)
27th June 2026
58AQI (US)
28th June 2026
94AQI (US)
29th June 2026
101AQI (US)
30th June 2026
59AQI (US)
1st July 2026
65AQI (US)
2nd July 2026
104AQI (US)
3rd July 2026
102AQI (US)
4th July 2026
64AQI (US)
5th July 2026
44AQI (US)
6th July 2026
40AQI (US)
7th July 2026
62AQI (US)
8th July 2026
59AQI (US)
9th July 2026
64AQI (US)
10th July 2026
41AQI (US)
11th July 2026
57AQI (US)
12th July 2026
23AQI (US)
13th July 2026
49AQI (US)
14th July 2026
44AQI (US)
15th July 2026
44AQI (US)
16th July 2026
74AQI (US)
17th July 2026
41AQI (US)
18th July 2026
56AQI (US)
19th July 2026
86AQI (US)
20th July 2026
82AQI (US)
21st July 2026
51AQI (US)
22nd July 2026
52AQI (US)
23rd July 2026
83AQI (US)
24th July 2026
84AQI (US)
25th July 2026
98AQI (US)
26th July 2026
71AQI (US)
27th July 2026
72AQI (US)
28th July 2026
71AQI (US)
29th July 2026
49AQI (US)
30th July 2026
55AQI (US)
31st July 2026
62AQI (US)
1st August 2026
40AQI (US)
2nd August 2026
57AQI (US)
3rd August 2026
48AQI (US)
4th August 2026
38AQI (US)
5th August 2026
56AQI (US)
6th August 2026
82AQI (US)
7th August 2026
73AQI (US)
8th August 2026
24AQI (US)
9th August 2026
57AQI (US)
10th August 2026
73AQI (US)
11th August 2026
57AQI (US)
12th August 2026
33AQI (US)
13th August 2026
26AQI (US)
14th August 2026
39AQI (US)
15th August 2026
66AQI (US)
16th August 2026
37AQI (US)
17th August 2026
25AQI (US)
18th August 2026
49AQI (US)
19th August 2026
64AQI (US)
20th August 2026
96AQI (US)
21st August 2026
102AQI (US)
22nd August 2026
56AQI (US)
23rd August 2026
54AQI (US)
24th August 2026
45AQI (US)
25th August 2026
60AQI (US)
26th August 2026
28AQI (US)
27th August 2026
60AQI (US)
28th August 2026
30AQI (US)
29th August 2026
46AQI (US)
30th August 2026
41AQI (US)
31st August 2026
26AQI (US)
1st September 2026
36AQI (US)
2nd September 2026
59AQI (US)
3rd September 2026
57AQI (US)
4th September 2026
50AQI (US)
5th September 2026
79AQI (US)
6th September 2026
74AQI (US)
7th September 2026
72AQI (US)
8th September 2026
20AQI (US)
9th September 2026
27AQI (US)
10th September 2026
36AQI (US)
11th September 2026
44AQI (US)
12th September 2026
80AQI (US)
13th September 2026
63AQI (US)
14th September 2026
30AQI (US)
15th September 2026
72AQI (US)
16th September 2026
128AQI (US)
17th September 2026
129AQI (US)
18th September 2026
81AQI (US)
19th September 2026
79AQI (US)
20th September 2026
116AQI (US)
21st September 2026
94AQI (US)
22nd September 2026
101AQI (US)
23rd September 2026
143AQI (US)
24th September 2026
123AQI (US)
25th September 2026
107AQI (US)
26th September 2026
126AQI (US)
27th September 2026
36AQI (US)
28th September 2026
62AQI (US)
29th September 2026
118AQI (US)
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

97AQI (US)

94AQI (US)

122AQI (US)

87AQI (US)

78AQI (US)

65AQI (US)

63AQI (US)

51AQI (US)

77AQI (US)

No. of days

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

202682AQI (US)

7
7
12
5
7
7
12
2
8
18
5
3
18
8
1
4
22
5
12
12
6
9
20
2
16
14
1
8
12
9
66
120
73
13

Highest AQI (US) recorded in

March

122AQI (US)

Lowest AQI (US) recorded in

August

51AQI (US)

202590AQI (US)

2
14
13
2
3
16
8
1
16
10
5
21
9
15
16
29
1
31
31
28
2
4
15
6
5
1
4
7
11
7
1
5
9
9
8
18
232
85
28
2

Highest AQI (US) recorded in

November

115AQI (US)

Lowest AQI (US) recorded in

August

62AQI (US)

202484AQI (US)

10
7
11
3
5
9
13
2
4
6
21
2
15
13
3
23
5
30
5
26
13
18
12
15
3
4
8
13
5
1
2
13
8
7
2
24
5
62
194
92
17
1

Highest AQI (US) recorded in

October

110AQI (US)

Lowest AQI (US) recorded in

August

53AQI (US)

202388AQI (US)

5
15
7
4
7
5
10
6
2
11
11
5
2
7
13
7
1
2
3
18
10
4
24
2
6
25
6
23
2
6
15
9
8
13
7
3
11
10
5
3
6
11
8
5
1
71
183
78
27
5

Highest AQI (US) recorded in

March

116AQI (US)

Lowest AQI (US) recorded in

August

70AQI (US)

202286AQI (US)

5
12
7
7
5
9
6
1
4
15
10
2
5
12
13
6
22
3
4
20
6
3
21
2
1
5
13
11
10
8
10
3
6
11
8
5
12
12
6
1
65
157
81
18
1

Highest AQI (US) recorded in

January

101AQI (US)

Lowest AQI (US) recorded in

July

66AQI (US)

202190AQI (US)

14
8
9
10
6
10
2
1
4
11
13
2
1
14
14
1
2
20
8
1
6
19
5
15
16
10
21
7
21
2
12
13
6
8
9
10
3
7
14
8
2
69
175
78
37
4
2

Highest AQI (US) recorded in

March

161AQI (US)

Lowest AQI (US) recorded in

July

48AQI (US)

202098AQI (US)

2
5
6
1
1
12
7
1
1
12
5
17
13
13
17
1
1
18
12
8
14
8
6
7
11
7
2
15
6
6
1
3
11
11
5
1
24
124
96
21
2

Highest AQI (US) recorded in

October

108AQI (US)

Lowest AQI (US) recorded in

September

78AQI (US)

Most & Least Polluted Years Over the Last 7 Years

Most Polluted Year Recorded
2020(Avg.)
98AQI (US)
Least Polluted Year Recorded
2026(Avg.)
82AQI (US)

Langfang's annual 2026 AQI (US) (82) shows an average percentage change of -7.9% (improved AQI (US)) compared to previous years: 2020 (98), 2021 (90), 2022 (86), 2023 (88), 2024 (84), 2025 (90).