Tobacco Factory, Zhangjiakou, 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+
August Air Quality Analysis
Tobacco Factory, Zhangjiakou, Hebei, China
2021
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
7th Aug 2021
134AQILowest AQI recorded on
9th Aug 2021
27AQISame Day Analysis (2nd August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 1st highest AQI at 65 of Moderate air quality on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 2nd Aug - 3rd Aug 2025
Tobacco Factory, Zhangjiakou, Hebei, China
AQI
Day
Night
.
5 AM2nd Aug 2025
7 PM
4 AM3rd Aug 2025
Day time
Avg. Highest Time
1PM2nd Aug
78AQI
Avg. Lowest Time
7AM2nd Aug
62AQI
Night time
Avg. Highest Time
10PM2nd Aug
67AQI
Avg. Lowest Time
8PM2nd Aug
58AQI
In the last 24 hours,
Tobacco Factory's AQI reached its highest point of 78 at 1 PM during the Day, while the lowest point, 58, was recorded at 8 PM during the Night between 2nd Aug and 3rd Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Tobacco Factory, Zhangjiakou, Hebei, China
JulAug
04th - 05th05th - 06th06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 31st31st - 01st01st - 02nd02nd - 03rd03rd
Day
Night
4th Jul 2025625 AMAQI
4th Jul 2025626 AMAQI
4th Jul 2025637 AMAQI
4th Jul 2025558 AMAQI
4th Jul 2025529 AMAQI
4th Jul 20255210 AMAQI
4th Jul 20255211 AMAQI
4th Jul 20255812 PMAQI
4th Jul 2025681 PMAQI
4th Jul 2025732 PMAQI
4th Jul 2025723 PMAQI
4th Jul 2025624 PMAQI
4th Jul 2025615 PMAQI
4th Jul 2025566 PMAQI
4th Jul 2025587 PMAQI
4th Jul 2025608 PMAQI
4th Jul 2025629 PMAQI
4th Jul 20256110 PMAQI
4th Jul 20256111 PMAQI
5th Jul 20256212 AMAQI
5th Jul 2025621 AMAQI
5th Jul 2025622 AMAQI
5th Jul 2025623 AMAQI
5th Jul 2025624 AMAQI
27°C21/33°C
5th Jul 2025625 AMAQI
5th Jul 2025626 AMAQI
5th Jul 2025627 AMAQI
5th Jul 2025558 AMAQI
5th Jul 2025489 AMAQI
5th Jul 20253310 AMAQI
5th Jul 20254011 AMAQI
5th Jul 20254912 PMAQI
5th Jul 2025461 PMAQI
5th Jul 2025442 PMAQI
5th Jul 2025443 PMAQI
5th Jul 2025504 PMAQI
5th Jul 2025505 PMAQI
5th Jul 2025526 PMAQI
5th Jul 2025547 PMAQI
5th Jul 2025608 PMAQI
5th Jul 2025589 PMAQI
5th Jul 20255910 PMAQI
5th Jul 20255811 PMAQI
6th Jul 20256012 AMAQI
6th Jul 2025621 AMAQI
6th Jul 2025622 AMAQI
6th Jul 2025623 AMAQI
6th Jul 2025614 AMAQI
24°C21/28°C
6th Jul 2025615 AMAQI
6th Jul 2025626 AMAQI
6th Jul 2025627 AMAQI
6th Jul 2025418 AMAQI
6th Jul 2025339 AMAQI
6th Jul 20253310 AMAQI
6th Jul 20253011 AMAQI
6th Jul 20254912 PMAQI
6th Jul 2025481 PMAQI
6th Jul 2025512 PMAQI
6th Jul 2025413 PMAQI
6th Jul 2025434 PMAQI
6th Jul 2025475 PMAQI
6th Jul 2025466 PMAQI
6th Jul 2025507 PMAQI
6th Jul 2025588 PMAQI
6th Jul 2025589 PMAQI
6th Jul 20255810 PMAQI
6th Jul 20255811 PMAQI
7th Jul 20256012 AMAQI
7th Jul 2025601 AMAQI
7th Jul 2025602 AMAQI
7th Jul 2025603 AMAQI
7th Jul 2025604 AMAQI
24°C19/29°C
7th Jul 2025605 AMAQI
7th Jul 2025606 AMAQI
7th Jul 2025607 AMAQI
7th Jul 2025468 AMAQI
7th Jul 2025419 AMAQI
7th Jul 20254410 AMAQI
7th Jul 20255011 AMAQI
7th Jul 20255612 PMAQI
7th Jul 2025561 PMAQI
7th Jul 2025542 PMAQI
7th Jul 2025543 PMAQI
7th Jul 2025544 PMAQI
7th Jul 2025505 PMAQI
7th Jul 2025536 PMAQI
7th Jul 2025547 PMAQI
7th Jul 2025568 PMAQI
7th Jul 2025589 PMAQI
7th Jul 20256010 PMAQI
7th Jul 20255811 PMAQI
8th Jul 20255912 AMAQI
8th Jul 2025601 AMAQI
8th Jul 2025592 AMAQI
8th Jul 2025593 AMAQI
8th Jul 2025594 AMAQI
22°C18/27°C
8th Jul 2025595 AMAQI
8th Jul 2025596 AMAQI
8th Jul 2025597 AMAQI
8th Jul 2025588 AMAQI
8th Jul 2025509 AMAQI
8th Jul 20254910 AMAQI
8th Jul 20255211 AMAQI
8th Jul 20255612 PMAQI
8th Jul 2025561 PMAQI
8th Jul 2025562 PMAQI
8th Jul 2025583 PMAQI
8th Jul 2025584 PMAQI
8th Jul 2025585 PMAQI
8th Jul 2025586 PMAQI
8th Jul 2025587 PMAQI
8th Jul 2025598 PMAQI
8th Jul 2025609 PMAQI
8th Jul 20256110 PMAQI
8th Jul 20256111 PMAQI
9th Jul 20256212 AMAQI
9th Jul 2025591 AMAQI
9th Jul 2025582 AMAQI
9th Jul 2025593 AMAQI
9th Jul 2025594 AMAQI
24°C19/29°C
9th Jul 2025595 AMAQI
9th Jul 2025606 AMAQI
9th Jul 2025587 AMAQI
9th Jul 2025708 AMAQI
9th Jul 2025609 AMAQI
9th Jul 20255610 AMAQI
9th Jul 20256211 AMAQI
9th Jul 20256612 PMAQI
9th Jul 2025641 PMAQI
9th Jul 2025622 PMAQI
9th Jul 2025683 PMAQI
9th Jul 2025734 PMAQI
9th Jul 2025725 PMAQI
9th Jul 2025726 PMAQI
9th Jul 2025697 PMAQI
9th Jul 2025638 PMAQI
9th Jul 2025639 PMAQI
9th Jul 20256010 PMAQI
9th Jul 20256011 PMAQI
10th Jul 20256012 AMAQI
10th Jul 2025601 AMAQI
10th Jul 2025602 AMAQI
10th Jul 2025603 AMAQI
10th Jul 2025624 AMAQI
23°C20/27°C
10th Jul 2025625 AMAQI
10th Jul 2025626 AMAQI
10th Jul 2025627 AMAQI
10th Jul 2025728 AMAQI
10th Jul 2025569 AMAQI
10th Jul 20255310 AMAQI
10th Jul 20255511 AMAQI
10th Jul 20256012 PMAQI
10th Jul 2025591 PMAQI
10th Jul 2025582 PMAQI
10th Jul 2025643 PMAQI
10th Jul 2025644 PMAQI
10th Jul 2025685 PMAQI
10th Jul 2025676 PMAQI
10th Jul 2025657 PMAQI
10th Jul 2025628 PMAQI
10th Jul 2025629 PMAQI
10th Jul 20256210 PMAQI
10th Jul 20256211 PMAQI
11th Jul 20256312 AMAQI
11th Jul 2025611 AMAQI
11th Jul 2025612 AMAQI
11th Jul 2025613 AMAQI
11th Jul 2025614 AMAQI
23°C20/28°C
11th Jul 2025615 AMAQI
11th Jul 2025626 AMAQI
11th Jul 2025617 AMAQI
11th Jul 2025808 AMAQI
11th Jul 2025679 AMAQI
11th Jul 20256610 AMAQI
11th Jul 20257311 AMAQI
11th Jul 20256612 PMAQI
11th Jul 2025661 PMAQI
11th Jul 2025642 PMAQI
11th Jul 2025763 PMAQI
11th Jul 2025804 PMAQI
11th Jul 2025845 PMAQI
11th Jul 2025846 PMAQI
11th Jul 2025827 PMAQI
11th Jul 2025688 PMAQI
11th Jul 2025719 PMAQI
11th Jul 20257210 PMAQI
11th Jul 20257211 PMAQI
12th Jul 20257212 AMAQI
12th Jul 2025631 AMAQI
12th Jul 2025622 AMAQI
12th Jul 2025643 AMAQI
12th Jul 2025654 AMAQI
25°C20/31°C
12th Jul 2025655 AMAQI
12th Jul 2025646 AMAQI
12th Jul 2025667 AMAQI
12th Jul 2025938 AMAQI
12th Jul 2025969 AMAQI
12th Jul 20256710 AMAQI
12th Jul 20259511 AMAQI
12th Jul 20259112 PMAQI
12th Jul 2025901 PMAQI
12th Jul 2025912 PMAQI
12th Jul 2025743 PMAQI
12th Jul 2025664 PMAQI
12th Jul 2025645 PMAQI
12th Jul 2025626 PMAQI
12th Jul 2025647 PMAQI
12th Jul 2025648 PMAQI
12th Jul 2025649 PMAQI
12th Jul 20256610 PMAQI
12th Jul 20256611 PMAQI
13th Jul 20256512 AMAQI
13th Jul 2025651 AMAQI
13th Jul 2025662 AMAQI
13th Jul 2025663 AMAQI
13th Jul 2025694 AMAQI
26°C21/31°C
13th Jul 2025705 AMAQI
13th Jul 2025716 AMAQI
13th Jul 2025717 AMAQI
13th Jul 2025528 AMAQI
13th Jul 2025369 AMAQI
13th Jul 20254310 AMAQI
13th Jul 20254311 AMAQI
13th Jul 20255312 PMAQI
13th Jul 2025561 PMAQI
13th Jul 2025602 PMAQI
13th Jul 2025603 PMAQI
13th Jul 2025604 PMAQI
13th Jul 2025605 PMAQI
13th Jul 2025556 PMAQI
13th Jul 2025567 PMAQI
13th Jul 2025638 PMAQI
13th Jul 2025639 PMAQI
13th Jul 20256310 PMAQI
13th Jul 20256311 PMAQI
14th Jul 20256312 AMAQI
14th Jul 2025661 AMAQI
14th Jul 2025662 AMAQI
14th Jul 2025663 AMAQI
14th Jul 2025654 AMAQI
27°C21/33°C
14th Jul 2025645 AMAQI
14th Jul 2025646 AMAQI
14th Jul 2025647 AMAQI
14th Jul 2025478 AMAQI
14th Jul 2025469 AMAQI
14th Jul 20255010 AMAQI
14th Jul 20255011 AMAQI
14th Jul 20255512 PMAQI
14th Jul 2025571 PMAQI
14th Jul 2025562 PMAQI
14th Jul 2025633 PMAQI
14th Jul 2025624 PMAQI
14th Jul 2025615 PMAQI
14th Jul 2025626 PMAQI
14th Jul 2025627 PMAQI
14th Jul 2025648 PMAQI
14th Jul 2025669 PMAQI
14th Jul 20256610 PMAQI
14th Jul 20256611 PMAQI
15th Jul 20256612 AMAQI
15th Jul 2025651 AMAQI
15th Jul 2025642 AMAQI
15th Jul 2025643 AMAQI
15th Jul 2025624 AMAQI
25°C21/29°C
15th Jul 2025625 AMAQI
15th Jul 2025626 AMAQI
15th Jul 2025627 AMAQI
15th Jul 2025848 AMAQI
15th Jul 2025619 AMAQI
15th Jul 20256410 AMAQI
15th Jul 20255811 AMAQI
15th Jul 20256412 PMAQI
15th Jul 2025621 PMAQI
15th Jul 2025712 PMAQI
15th Jul 2025723 PMAQI
15th Jul 2025654 PMAQI
15th Jul 2025615 PMAQI
15th Jul 2025586 PMAQI
15th Jul 2025587 PMAQI
15th Jul 2025638 PMAQI
15th Jul 2025639 PMAQI
15th Jul 20256210 PMAQI
15th Jul 20256211 PMAQI
16th Jul 20256212 AMAQI
16th Jul 2025631 AMAQI
16th Jul 2025652 AMAQI
16th Jul 2025653 AMAQI
16th Jul 2025674 AMAQI
25°C19/32°C
16th Jul 2025665 AMAQI
16th Jul 2025666 AMAQI
16th Jul 2025667 AMAQI
16th Jul 2025598 AMAQI
16th Jul 2025409 AMAQI
16th Jul 20254110 AMAQI
16th Jul 20254411 AMAQI
16th Jul 20255412 PMAQI
16th Jul 2025531 PMAQI
16th Jul 2025522 PMAQI
16th Jul 2025493 PMAQI
16th Jul 2025424 PMAQI
16th Jul 2025485 PMAQI
16th Jul 2025516 PMAQI
16th Jul 2025527 PMAQI
16th Jul 2025618 PMAQI
16th Jul 2025619 PMAQI
16th Jul 20256210 PMAQI
16th Jul 20256111 PMAQI
17th Jul 20256012 AMAQI
17th Jul 2025621 AMAQI
17th Jul 2025632 AMAQI
17th Jul 2025633 AMAQI
17th Jul 2025624 AMAQI
24°C21/28°C
17th Jul 2025625 AMAQI
17th Jul 2025616 AMAQI
17th Jul 2025607 AMAQI
17th Jul 2025288 AMAQI
17th Jul 2025319 AMAQI
17th Jul 20253210 AMAQI
17th Jul 20253711 AMAQI
17th Jul 20255212 PMAQI
17th Jul 2025531 PMAQI
17th Jul 2025532 PMAQI
17th Jul 2025473 PMAQI
17th Jul 2025454 PMAQI
17th Jul 2025495 PMAQI
17th Jul 2025496 PMAQI
17th Jul 2025537 PMAQI
17th Jul 2025608 PMAQI
17th Jul 2025619 PMAQI
17th Jul 20256110 PMAQI
17th Jul 20256011 PMAQI
18th Jul 20256112 AMAQI
18th Jul 2025611 AMAQI
18th Jul 2025612 AMAQI
18th Jul 2025603 AMAQI
18th Jul 2025604 AMAQI
25°C18/32°C
18th Jul 2025605 AMAQI
18th Jul 2025606 AMAQI
18th Jul 2025607 AMAQI
18th Jul 2025468 AMAQI
18th Jul 2025399 AMAQI
18th Jul 20254810 AMAQI
18th Jul 20254811 AMAQI
18th Jul 20255312 PMAQI
18th Jul 2025521 PMAQI
18th Jul 2025532 PMAQI
18th Jul 2025543 PMAQI
18th Jul 2025544 PMAQI
18th Jul 2025545 PMAQI
18th Jul 2025536 PMAQI
18th Jul 2025567 PMAQI
18th Jul 2025608 PMAQI
18th Jul 2025619 PMAQI
18th Jul 20256110 PMAQI
18th Jul 20256211 PMAQI
19th Jul 20256012 AMAQI
19th Jul 2025611 AMAQI
19th Jul 2025602 AMAQI
19th Jul 2025603 AMAQI
19th Jul 2025604 AMAQI
26°C20/32°C
19th Jul 2025605 AMAQI
19th Jul 2025596 AMAQI
19th Jul 2025597 AMAQI
19th Jul 2025748 AMAQI
19th Jul 2025759 AMAQI
19th Jul 20256010 AMAQI
19th Jul 20255411 AMAQI
19th Jul 20256812 PMAQI
19th Jul 2025711 PMAQI
19th Jul 2025712 PMAQI
19th Jul 2025703 PMAQI
19th Jul 2025684 PMAQI
19th Jul 2025765 PMAQI
19th Jul 2025766 PMAQI
19th Jul 2025767 PMAQI
19th Jul 2025668 PMAQI
19th Jul 2025679 PMAQI
19th Jul 20256710 PMAQI
19th Jul 20257011 PMAQI
20th Jul 20256812 AMAQI
20th Jul 2025661 AMAQI
20th Jul 2025662 AMAQI
20th Jul 2025663 AMAQI
20th Jul 2025624 AMAQI
22°C20/25°C
20th Jul 2025625 AMAQI
20th Jul 2025616 AMAQI
20th Jul 2025627 AMAQI
20th Jul 2025478 AMAQI
20th Jul 2025359 AMAQI
20th Jul 20253810 AMAQI
20th Jul 20253211 AMAQI
20th Jul 20253912 PMAQI
20th Jul 2025391 PMAQI
20th Jul 2025382 PMAQI
20th Jul 2025373 PMAQI
20th Jul 2025384 PMAQI
20th Jul 2025405 PMAQI
20th Jul 2025406 PMAQI
20th Jul 2025507 PMAQI
20th Jul 2025588 PMAQI
20th Jul 2025569 PMAQI
20th Jul 20255610 PMAQI
20th Jul 20255611 PMAQI
21st Jul 20255812 AMAQI
21st Jul 2025601 AMAQI
21st Jul 2025622 AMAQI
21st Jul 2025633 AMAQI
21st Jul 2025594 AMAQI
23°C18/28°C
21st Jul 2025595 AMAQI
21st Jul 2025606 AMAQI
21st Jul 2025607 AMAQI
21st Jul 2025498 AMAQI
21st Jul 2025449 AMAQI
21st Jul 20253610 AMAQI
21st Jul 20254411 AMAQI
21st Jul 20254812 PMAQI
21st Jul 2025441 PMAQI
21st Jul 2025412 PMAQI
21st Jul 2025453 PMAQI
21st Jul 2025414 PMAQI
21st Jul 2025445 PMAQI
21st Jul 2025396 PMAQI
21st Jul 2025447 PMAQI
21st Jul 2025548 PMAQI
21st Jul 2025559 PMAQI
21st Jul 20255510 PMAQI
21st Jul 20255411 PMAQI
22nd Jul 20255612 AMAQI
22nd Jul 2025561 AMAQI
22nd Jul 2025552 AMAQI
22nd Jul 2025583 AMAQI
22nd Jul 2025584 AMAQI
24°C19/30°C
22nd Jul 2025585 AMAQI
22nd Jul 2025586 AMAQI
22nd Jul 2025587 AMAQI
22nd Jul 2025368 AMAQI
22nd Jul 2025439 AMAQI
22nd Jul 20254510 AMAQI
22nd Jul 20254111 AMAQI
22nd Jul 20254712 PMAQI
22nd Jul 2025421 PMAQI
22nd Jul 2025362 PMAQI
22nd Jul 2025513 PMAQI
22nd Jul 2025514 PMAQI
22nd Jul 2025385 PMAQI
22nd Jul 2025316 PMAQI
22nd Jul 2025397 PMAQI
22nd Jul 2025538 PMAQI
22nd Jul 2025589 PMAQI
22nd Jul 20255910 PMAQI
22nd Jul 20255911 PMAQI
23rd Jul 20256112 AMAQI
23rd Jul 2025611 AMAQI
23rd Jul 2025622 AMAQI
23rd Jul 2025603 AMAQI
23rd Jul 2025584 AMAQI
24°C19/30°C
23rd Jul 2025585 AMAQI
23rd Jul 2025596 AMAQI
23rd Jul 2025597 AMAQI
23rd Jul 2025738 AMAQI
23rd Jul 2025649 AMAQI
23rd Jul 20255610 AMAQI
23rd Jul 20255611 AMAQI
23rd Jul 20255412 PMAQI
23rd Jul 2025541 PMAQI
23rd Jul 2025572 PMAQI
23rd Jul 2025613 PMAQI
23rd Jul 2025614 PMAQI
23rd Jul 2025645 PMAQI
23rd Jul 2025636 PMAQI
23rd Jul 2025677 PMAQI
23rd Jul 2025648 PMAQI
23rd Jul 2025649 PMAQI
23rd Jul 20256410 PMAQI
23rd Jul 20256311 PMAQI
24th Jul 20256112 AMAQI
24th Jul 2025621 AMAQI
24th Jul 2025622 AMAQI
24th Jul 2025613 AMAQI
24th Jul 2025614 AMAQI
24°C18/30°C
24th Jul 2025615 AMAQI
24th Jul 2025626 AMAQI
24th Jul 2025627 AMAQI
24th Jul 2025568 AMAQI
24th Jul 2025459 AMAQI
24th Jul 20254010 AMAQI
24th Jul 20253611 AMAQI
24th Jul 20254012 PMAQI
24th Jul 2025461 PMAQI
24th Jul 2025382 PMAQI
24th Jul 2025373 PMAQI
24th Jul 2025344 PMAQI
24th Jul 2025355 PMAQI
24th Jul 2025476 PMAQI
24th Jul 2025497 PMAQI
24th Jul 2025588 PMAQI
24th Jul 2025609 PMAQI
24th Jul 20256210 PMAQI
24th Jul 20256111 PMAQI
25th Jul 20256212 AMAQI
25th Jul 2025621 AMAQI
25th Jul 2025622 AMAQI
25th Jul 2025613 AMAQI
25th Jul 2025604 AMAQI
21°C20/24°C
25th Jul 2025595 AMAQI
25th Jul 2025606 AMAQI
25th Jul 2025597 AMAQI
25th Jul 2025638 AMAQI
25th Jul 2025489 AMAQI
25th Jul 20254210 AMAQI
25th Jul 20253611 AMAQI
25th Jul 20253112 PMAQI
25th Jul 2025481 PMAQI
25th Jul 2025562 PMAQI
25th Jul 2025563 PMAQI
25th Jul 2025554 PMAQI
25th Jul 2025555 PMAQI
25th Jul 2025566 PMAQI
25th Jul 2025657 PMAQI
25th Jul 2025638 PMAQI
25th Jul 2025649 PMAQI
25th Jul 20256410 PMAQI
25th Jul 20256411 PMAQI
26th Jul 20256612 AMAQI
26th Jul 2025611 AMAQI
26th Jul 2025602 AMAQI
26th Jul 2025603 AMAQI
26th Jul 2025584 AMAQI
22°C20/25°C
26th Jul 2025585 AMAQI
26th Jul 2025586 AMAQI
26th Jul 2025587 AMAQI
26th Jul 2025648 AMAQI
26th Jul 2025569 AMAQI
26th Jul 20255610 AMAQI
26th Jul 20256411 AMAQI
26th Jul 20257012 PMAQI
26th Jul 2025681 PMAQI
26th Jul 2025652 PMAQI
26th Jul 2025583 PMAQI
26th Jul 2025544 PMAQI
26th Jul 2025525 PMAQI
26th Jul 2025536 PMAQI
26th Jul 2025557 PMAQI
26th Jul 2025598 PMAQI
26th Jul 2025599 PMAQI
26th Jul 20255810 PMAQI
26th Jul 20255711 PMAQI
27th Jul 20255812 AMAQI
27th Jul 2025601 AMAQI
27th Jul 2025582 AMAQI
27th Jul 2025603 AMAQI
27th Jul 2025614 AMAQI
21°C19/24°C
27th Jul 2025615 AMAQI
27th Jul 2025606 AMAQI
27th Jul 2025617 AMAQI
27th Jul 2025588 AMAQI
27th Jul 2025499 AMAQI
27th Jul 20254910 AMAQI
27th Jul 20254611 AMAQI
27th Jul 20255012 PMAQI
27th Jul 2025521 PMAQI
27th Jul 2025522 PMAQI
27th Jul 2025553 PMAQI
27th Jul 2025494 PMAQI
27th Jul 2025415 PMAQI
27th Jul 2025416 PMAQI
27th Jul 2025477 PMAQI
27th Jul 2025558 PMAQI
27th Jul 2025609 PMAQI
27th Jul 20256210 PMAQI
27th Jul 20256411 PMAQI
28th Jul 20256612 AMAQI
28th Jul 2025601 AMAQI
28th Jul 2025602 AMAQI
28th Jul 2025593 AMAQI
28th Jul 2025584 AMAQI
23°C20/26°C
28th Jul 2025585 AMAQI
28th Jul 2025596 AMAQI
28th Jul 2025587 AMAQI
28th Jul 2025598 AMAQI
28th Jul 2025589 AMAQI
28th Jul 20255710 AMAQI
28th Jul 20256111 AMAQI
28th Jul 20257212 PMAQI
28th Jul 2025761 PMAQI
28th Jul 2025712 PMAQI
28th Jul 2025693 PMAQI
28th Jul 2025684 PMAQI
28th Jul 2025625 PMAQI
28th Jul 2025586 PMAQI
28th Jul 2025667 PMAQI
28th Jul 2025628 PMAQI
28th Jul 2025609 PMAQI
28th Jul 20255910 PMAQI
28th Jul 20256011 PMAQI
29th Jul 20256012 AMAQI
29th Jul 2025601 AMAQI
29th Jul 2025612 AMAQI
29th Jul 2025603 AMAQI
29th Jul 2025624 AMAQI
25°C19/30°C
29th Jul 2025625 AMAQI
29th Jul 2025626 AMAQI
29th Jul 2025627 AMAQI
29th Jul 2025528 AMAQI
29th Jul 2025409 AMAQI
29th Jul 20253810 AMAQI
29th Jul 20254011 AMAQI
29th Jul 20254512 PMAQI
29th Jul 2025451 PMAQI
29th Jul 2025442 PMAQI
29th Jul 2025423 PMAQI
29th Jul 2025484 PMAQI
29th Jul 2025405 PMAQI
29th Jul 2025406 PMAQI
29th Jul 2025457 PMAQI
29th Jul 2025568 PMAQI
29th Jul 2025579 PMAQI
29th Jul 20255710 PMAQI
29th Jul 20255811 PMAQI
30th Jul 20256012 AMAQI
30th Jul 2025611 AMAQI
30th Jul 2025622 AMAQI
30th Jul 2025613 AMAQI
30th Jul 2025604 AMAQI
24°C19/29°C
30th Jul 2025595 AMAQI
30th Jul 2025586 AMAQI
30th Jul 2025587 AMAQI
30th Jul 2025348 AMAQI
30th Jul 2025479 AMAQI
30th Jul 20252910 AMAQI
30th Jul 20252611 AMAQI
30th Jul 20252412 PMAQI
30th Jul 2025301 PMAQI
30th Jul 2025302 PMAQI
30th Jul 2025453 PMAQI
30th Jul 2025514 PMAQI
30th Jul 2025335 PMAQI
30th Jul 2025266 PMAQI
30th Jul 2025437 PMAQI
30th Jul 2025538 PMAQI
30th Jul 2025539 PMAQI
30th Jul 20255310 PMAQI
30th Jul 20255311 PMAQI
31st Jul 20255612 AMAQI
31st Jul 2025591 AMAQI
31st Jul 2025592 AMAQI
31st Jul 2025603 AMAQI
31st Jul 2025604 AMAQI
21°C16/26°C
31st Jul 2025605 AMAQI
31st Jul 2025606 AMAQI
31st Jul 2025607 AMAQI
31st Jul 2025608 AMAQI
31st Jul 2025609 AMAQI
31st Jul 20255410 AMAQI
31st Jul 20254811 AMAQI
31st Jul 20255212 PMAQI
31st Jul 2025541 PMAQI
31st Jul 2025552 PMAQI
31st Jul 2025543 PMAQI
31st Jul 2025544 PMAQI
31st Jul 2025545 PMAQI
31st Jul 2025526 PMAQI
31st Jul 2025587 PMAQI
31st Jul 2025658 PMAQI
31st Jul 2025679 PMAQI
31st Jul 20256610 PMAQI
31st Jul 20257011 PMAQI
1st Aug 20256612 AMAQI
1st Aug 2025581 AMAQI
1st Aug 2025562 AMAQI
1st Aug 2025583 AMAQI
1st Aug 2025584 AMAQI
20°C18/21°C
1st Aug 2025585 AMAQI
1st Aug 2025586 AMAQI
1st Aug 2025597 AMAQI
1st Aug 2025788 AMAQI
1st Aug 2025719 AMAQI
1st Aug 20257610 AMAQI
1st Aug 20257111 AMAQI
1st Aug 20256612 PMAQI
1st Aug 2025731 PMAQI
1st Aug 2025742 PMAQI
1st Aug 2025723 PMAQI
1st Aug 2025704 PMAQI
1st Aug 2025675 PMAQI
1st Aug 2025696 PMAQI
1st Aug 2025667 PMAQI
1st Aug 2025658 PMAQI
1st Aug 2025689 PMAQI
1st Aug 20257110 PMAQI
1st Aug 20257011 PMAQI
2nd Aug 20256412 AMAQI
2nd Aug 2025581 AMAQI
2nd Aug 2025582 AMAQI
2nd Aug 2025603 AMAQI
2nd Aug 2025624 AMAQI
23°C17/30°C
2nd Aug 2025625 AMAQI
2nd Aug 2025626 AMAQI
2nd Aug 2025627 AMAQI
2nd Aug 2025768 AMAQI
2nd Aug 2025659 AMAQI
2nd Aug 20256510 AMAQI
2nd Aug 20257111 AMAQI
2nd Aug 20257612 PMAQI
2nd Aug 2025781 PMAQI
2nd Aug 2025772 PMAQI
2nd Aug 2025753 PMAQI
2nd Aug 2025774 PMAQI
2nd Aug 2025725 PMAQI
2nd Aug 2025686 PMAQI
2nd Aug 2025657 PMAQI
2nd Aug 2025588 PMAQI
2nd Aug 2025599 PMAQI
2nd Aug 20256710 PMAQI
2nd Aug 20256211 PMAQI
3rd Aug 20256212 AMAQI
3rd Aug 2025591 AMAQI
3rd Aug 2025602 AMAQI
3rd Aug 2025623 AMAQI
3rd Aug 2025644 AMAQI
24°C19/30°C
3rd Aug 2025635 AMAQI
5 AM3rd Aug 2025646 AMAQI
3rd Aug 2025637 AMAQI
3rd Aug 2025688 AMAQI
3rd Aug 2025659 AMAQI
3rd Aug 20256010 AMAQI
3rd Aug 20257011 AMAQI
3rd Aug 20257012 PMAQI
12 PM3rd Aug 2025641 PMAQI
3rd Aug 2025642 PMAQI
3rd Aug 2025613 PMAQI
3rd Aug 2025634 PMAQI
7 PM
12 AM
4 AM
--°C/°C
Day time
Avg. Highest Time
5 AM - 8 AM
61AQI
4 hours / Day
120 hours / Month
Avg. Lowest Time
10 AM - 11 AM
50AQI
2 hours / Day
60 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 5 AM to 8 AM (Avg. 61), while the lowest AQI was between 10 AM to 11 AM (Avg. 50).
Night time
Avg. Highest Time
12 AM - 11 PM
61AQI
9 hours / Day
270 hours / Month
Avg. Lowest Time
12 AM - 11 PM
61AQI
9 hours / Day
270 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 11 PM (Avg. 61), while the lowest AQI was between 12 AM to 11 PM (Avg. 61).
2025 Days Vs Air Quality
Tobacco Factory, Zhangjiakou, Hebei, China
2025
21%
45
71%
153
7%
14
0.9%
2
Total number of days with different AQI categories in last 215 days in 2025 (150 days remaining)
Good
45 DaysModerate
153 DaysPoor
14 DaysUnhealthy
2 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 21%
Health Risk Level:
Very high
In 2025, 21% of 215 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
Tobacco Factory, Zhangjiakou, Hebei, 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.
1st January 2025
57AQI
57AQI
2nd January 2025
50AQI
50AQI
3rd January 2025
57AQI
57AQI
4th January 2025
56AQI
56AQI
5th January 2025
55AQI
55AQI
6th January 2025
39AQI
39AQI
7th January 2025
43AQI
43AQI
8th January 2025
37AQI
37AQI
9th January 2025
45AQI
45AQI
10th January 2025
44AQI
44AQI
11th January 2025
61AQI
61AQI
12th January 2025
53AQI
53AQI
13th January 2025
57AQI
57AQI
14th January 2025
46AQI
46AQI
15th January 2025
53AQI
53AQI
16th January 2025
61AQI
61AQI
17th January 2025
78AQI
78AQI
18th January 2025
66AQI
66AQI
19th January 2025
61AQI
61AQI
20th January 2025
76AQI
76AQI
21st January 2025
53AQI
53AQI
22nd January 2025
88AQI
88AQI
23rd January 2025
102AQI
102AQI
24th January 2025
115AQI
115AQI
25th January 2025
140AQI
140AQI
26th January 2025
104AQI
104AQI
27th January 2025
72AQI
72AQI
28th January 2025
59AQI
59AQI
29th January 2025
72AQI
72AQI
30th January 2025
101AQI
101AQI
31st January 2025
115AQI
115AQI
1st February 2025
125AQI
125AQI
2nd February 2025
71AQI
71AQI
3rd February 2025
66AQI
66AQI
4th February 2025
54AQI
54AQI
5th February 2025
49AQI
49AQI
6th February 2025
54AQI
54AQI
7th February 2025
39AQI
39AQI
8th February 2025
44AQI
44AQI
9th February 2025
49AQI
49AQI
10th February 2025
84AQI
84AQI
11th February 2025
97AQI
97AQI
12th February 2025
56AQI
56AQI
13th February 2025
71AQI
71AQI
14th February 2025
71AQI
71AQI
15th February 2025
79AQI
79AQI
16th February 2025
46AQI
46AQI
17th February 2025
55AQI
55AQI
18th February 2025
46AQI
46AQI
19th February 2025
47AQI
47AQI
20th February 2025
45AQI
45AQI
21st February 2025
45AQI
45AQI
22nd February 2025
42AQI
42AQI
23rd February 2025
40AQI
40AQI
24th February 2025
63AQI
63AQI
25th February 2025
47AQI
47AQI
26th February 2025
67AQI
67AQI
27th February 2025
92AQI
92AQI
28th February 2025
88AQI
88AQI
1st March 2025
112AQI
112AQI
2nd March 2025
74AQI
74AQI
3rd March 2025
68AQI
68AQI
4th March 2025
70AQI
70AQI
5th March 2025
65AQI
65AQI
6th March 2025
54AQI
54AQI
7th March 2025
76AQI
76AQI
8th March 2025
87AQI
87AQI
9th March 2025
118AQI
118AQI
10th March 2025
136AQI
136AQI
11th March 2025
155AQI
155AQI
12th March 2025
81AQI
81AQI
13th March 2025
130AQI
130AQI
14th March 2025
92AQI
92AQI
15th March 2025
80AQI
80AQI
16th March 2025
51AQI
51AQI
17th March 2025
53AQI
53AQI
18th March 2025
52AQI
52AQI
19th March 2025
46AQI
46AQI
20th March 2025
41AQI
41AQI
21st March 2025
44AQI
44AQI
22nd March 2025
55AQI
55AQI
23rd March 2025
161AQI
161AQI
24th March 2025
66AQI
66AQI
25th March 2025
70AQI
70AQI
26th March 2025
119AQI
119AQI
27th March 2025
60AQI
60AQI
28th March 2025
58AQI
58AQI
29th March 2025
41AQI
41AQI
30th March 2025
48AQI
48AQI
31st March 2025
47AQI
47AQI
1st April 2025
46AQI
46AQI
2nd April 2025
46AQI
46AQI
3rd April 2025
60AQI
60AQI
4th April 2025
61AQI
61AQI
5th April 2025
45AQI
45AQI
6th April 2025
67AQI
67AQI
7th April 2025
56AQI
56AQI
8th April 2025
58AQI
58AQI
9th April 2025
58AQI
58AQI
10th April 2025
66AQI
66AQI
11th April 2025
125AQI
125AQI
12th April 2025
69AQI
69AQI
13th April 2025
67AQI
67AQI
14th April 2025
57AQI
57AQI
15th April 2025
55AQI
55AQI
16th April 2025
87AQI
87AQI
17th April 2025
66AQI
66AQI
18th April 2025
60AQI
60AQI
19th April 2025
57AQI
57AQI
20th April 2025
86AQI
86AQI
21st April 2025
79AQI
79AQI
22nd April 2025
53AQI
53AQI
23rd April 2025
57AQI
57AQI
24th April 2025
46AQI
46AQI
25th April 2025
53AQI
53AQI
26th April 2025
66AQI
66AQI
27th April 2025
43AQI
43AQI
28th April 2025
46AQI
46AQI
29th April 2025
51AQI
51AQI
30th April 2025
42AQI
42AQI
1st May 2025
44AQI
44AQI
2nd May 2025
51AQI
51AQI
3rd May 2025
39AQI
39AQI
4th May 2025
52AQI
52AQI
5th May 2025
94AQI
94AQI
6th May 2025
65AQI
65AQI
7th May 2025
78AQI
78AQI
8th May 2025
86AQI
86AQI
9th May 2025
61AQI
61AQI
10th May 2025
69AQI
69AQI
11th May 2025
62AQI
62AQI
12th May 2025
70AQI
70AQI
13th May 2025
68AQI
68AQI
14th May 2025
63AQI
63AQI
15th May 2025
67AQI
67AQI
16th May 2025
84AQI
84AQI
17th May 2025
69AQI
69AQI
18th May 2025
61AQI
61AQI
19th May 2025
59AQI
59AQI
20th May 2025
76AQI
76AQI
21st May 2025
76AQI
76AQI
22nd May 2025
105AQI
105AQI
23rd May 2025
75AQI
75AQI
24th May 2025
70AQI
70AQI
25th May 2025
72AQI
72AQI
26th May 2025
64AQI
64AQI
27th May 2025
70AQI
70AQI
28th May 2025
69AQI
69AQI
29th May 2025
78AQI
78AQI
30th May 2025
86AQI
86AQI
31st May 2025
72AQI
72AQI
1st June 2025
79AQI
79AQI
2nd June 2025
40AQI
40AQI
3rd June 2025
44AQI
44AQI
4th June 2025
36AQI
36AQI
5th June 2025
45AQI
45AQI
6th June 2025
36AQI
36AQI
7th June 2025
40AQI
40AQI
8th June 2025
39AQI
39AQI
9th June 2025
52AQI
52AQI
10th June 2025
51AQI
51AQI
11th June 2025
62AQI
62AQI
12th June 2025
80AQI
80AQI
13th June 2025
79AQI
79AQI
14th June 2025
75AQI
75AQI
15th June 2025
54AQI
54AQI
16th June 2025
50AQI
50AQI
17th June 2025
61AQI
61AQI
18th June 2025
65AQI
65AQI
19th June 2025
62AQI
62AQI
20th June 2025
59AQI
59AQI
21st June 2025
53AQI
53AQI
22nd June 2025
49AQI
49AQI
23rd June 2025
52AQI
52AQI
24th June 2025
55AQI
55AQI
25th June 2025
59AQI
59AQI
26th June 2025
64AQI
64AQI
27th June 2025
65AQI
65AQI
28th June 2025
65AQI
65AQI
29th June 2025
65AQI
65AQI
30th June 2025
64AQI
64AQI
1st July 2025
62AQI
62AQI
2nd July 2025
61AQI
61AQI
3rd July 2025
58AQI
58AQI
4th July 2025
61AQI
61AQI
5th July 2025
56AQI
56AQI
6th July 2025
54AQI
54AQI
7th July 2025
56AQI
56AQI
8th July 2025
58AQI
58AQI
9th July 2025
62AQI
62AQI
10th July 2025
61AQI
61AQI
11th July 2025
68AQI
68AQI
12th July 2025
70AQI
70AQI
13th July 2025
61AQI
61AQI
14th July 2025
62AQI
62AQI
15th July 2025
64AQI
64AQI
16th July 2025
58AQI
58AQI
17th July 2025
55AQI
55AQI
18th July 2025
57AQI
57AQI
19th July 2025
66AQI
66AQI
20th July 2025
52AQI
52AQI
21st July 2025
51AQI
51AQI
22nd July 2025
50AQI
50AQI
23rd July 2025
61AQI
61AQI
24th July 2025
53AQI
53AQI
25th July 2025
57AQI
57AQI
26th July 2025
59AQI
59AQI
27th July 2025
55AQI
55AQI
28th July 2025
62AQI
62AQI
29th July 2025
52AQI
52AQI
30th July 2025
47AQI
47AQI
31st July 2025
59AQI
59AQI
1st August 2025
66AQI
66AQI
2nd August 2025
65AQI
65AQI
68AQI
62AQI
78AQI
61AQI
70AQI
57AQI
58AQI
66AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202565AQI
7
18
6
12
15
1
6
18
5
2
7
22
1
2
28
1
9
21
2
29
2
45
153
14
2
Highest AQI recorded in
March78AQI
Lowest AQI recorded in
June57AQI
202464AQI
13
11
6
1
9
17
3
10
18
2
1
6
17
7
9
20
1
1
10
19
1
9
21
1
18
13
22
8
14
12
5
10
15
4
1
14
17
144
188
29
4
1
Highest AQI recorded in
April77AQI
Lowest AQI recorded in
September45AQI
202371AQI
3
21
6
1
9
10
6
3
5
18
6
1
1
7
12
8
2
1
6
22
2
1
12
15
2
9
22
15
15
1
11
18
1
18
11
2
12
14
3
6
17
8
113
195
45
8
2
Highest AQI recorded in
April88AQI
Lowest AQI recorded in
October55AQI
202268AQI
6
18
4
3
8
12
1
7
14
9
1
2
12
3
11
19
1
8
14
8
12
11
1
1
11
16
1
14
10
7
10
12
8
19
11
1
109
150
42
4
1
Highest AQI recorded in
March83AQI
Lowest AQI recorded in
July52AQI
202183AQI
19
5
5
1
1
18
9
1
1
14
5
9
2
3
18
7
1
1
27
2
1
1
1
28
1
13
18
7
17
7
6
24
4
23
4
2
18
9
1
9
21
1
46
245
50
18
2
4
Highest AQI recorded in
March135AQI
Lowest AQI recorded in
July45AQI
202074AQI
5
4
3
1
5
13
2
1
10
4
2
1
1
2
24
3
1
1
27
3
7
23
1
13
15
1
11
14
4
1
1
2
19
6
3
25
6
56
168
31
7
3
Highest AQI recorded in
November87AQI
Lowest AQI recorded in
September54AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2021(Avg.)
83AQILeast Polluted Year Recorded
2024(Avg.)
64AQITobacco Factory's annual 2025 AQI (65) shows an average percentage change of -8.9% (improved AQI) compared to previous years: 2020 (74), 2021 (83), 2022 (68), 2023 (71), 2024 (64).
