Saertu District, Daqing, Heilongjiang, 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
Saertu District, Daqing, Heilongjiang, China
2021
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
7th Aug 2021
134AQILowest AQI recorded on
11th Aug 2024
17AQISame Day Analysis (2nd August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 1st highest AQI at 48 of Good air quality on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 3rd Aug - 4th Aug 2025
Saertu District, Daqing, Heilongjiang, China
AQI
Day
Night
.
6 AM3rd Aug 2025
9 PM
5 AM4th Aug 2025
Day time
Avg. Highest Time
12AMNaNth undefined
AQI
Avg. Lowest Time
12AMNaNth undefined
AQI
Night time
Avg. Highest Time
7AM3rd Aug
52AQI
Avg. Lowest Time
9AM3rd Aug
22AQI
In the last 24 hours,
Saertu District's AQI reached its highest point of 52 at 7 AM during the Night, while the lowest point, undefined, was recorded at 5 AM during the Night between 3rd Aug and 4th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Saertu District, Daqing, Heilongjiang, China
JulAug
05th - 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 - 04th04th
Day
Night
5th Jul 2025606 AMAQI
5th Jul 2025607 AMAQI
5th Jul 2025418 AMAQI
5th Jul 2025389 AMAQI
5th Jul 20254210 AMAQI
5th Jul 20253011 AMAQI
5th Jul 20254812 PMAQI
5th Jul 2025481 PMAQI
5th Jul 2025502 PMAQI
5th Jul 2025483 PMAQI
5th Jul 2025494 PMAQI
5th Jul 2025505 PMAQI
5th Jul 2025496 PMAQI
5th Jul 2025517 PMAQI
5th Jul 2025588 PMAQI
5th Jul 2025589 PMAQI
5th Jul 20255810 PMAQI
5th Jul 20255811 PMAQI
6th Jul 20255812 AMAQI
6th Jul 2025591 AMAQI
6th Jul 2025592 AMAQI
6th Jul 2025593 AMAQI
6th Jul 2025594 AMAQI
6th Jul 2025585 AMAQI
23°C18/28°C
6th Jul 2025586 AMAQI
6th Jul 2025587 AMAQI
6th Jul 2025548 AMAQI
6th Jul 2025569 AMAQI
6th Jul 20255110 AMAQI
6th Jul 20254911 AMAQI
6th Jul 20255212 PMAQI
6th Jul 2025501 PMAQI
6th Jul 2025502 PMAQI
6th Jul 2025523 PMAQI
6th Jul 2025524 PMAQI
6th Jul 2025545 PMAQI
6th Jul 2025546 PMAQI
6th Jul 2025567 PMAQI
6th Jul 2025588 PMAQI
6th Jul 2025589 PMAQI
6th Jul 20255810 PMAQI
6th Jul 20255811 PMAQI
7th Jul 20255712 AMAQI
7th Jul 2025581 AMAQI
7th Jul 2025582 AMAQI
7th Jul 2025593 AMAQI
7th Jul 2025584 AMAQI
7th Jul 2025585 AMAQI
25°C19/31°C
7th Jul 2025586 AMAQI
7th Jul 2025587 AMAQI
7th Jul 2025488 AMAQI
7th Jul 2025519 AMAQI
7th Jul 20254610 AMAQI
7th Jul 20254111 AMAQI
7th Jul 20255012 PMAQI
7th Jul 2025511 PMAQI
7th Jul 2025512 PMAQI
7th Jul 2025473 PMAQI
7th Jul 2025464 PMAQI
7th Jul 2025485 PMAQI
7th Jul 2025466 PMAQI
7th Jul 2025507 PMAQI
7th Jul 2025568 PMAQI
7th Jul 2025579 PMAQI
7th Jul 20255610 PMAQI
7th Jul 20255711 PMAQI
8th Jul 20255712 AMAQI
8th Jul 2025571 AMAQI
8th Jul 2025562 AMAQI
8th Jul 2025573 AMAQI
8th Jul 2025574 AMAQI
8th Jul 2025575 AMAQI
25°C18/31°C
8th Jul 2025566 AMAQI
8th Jul 2025567 AMAQI
8th Jul 2025498 AMAQI
8th Jul 2025509 AMAQI
8th Jul 20254210 AMAQI
8th Jul 20254611 AMAQI
8th Jul 20255212 PMAQI
8th Jul 2025501 PMAQI
8th Jul 2025512 PMAQI
8th Jul 2025503 PMAQI
8th Jul 2025514 PMAQI
8th Jul 2025525 PMAQI
8th Jul 2025516 PMAQI
8th Jul 2025517 PMAQI
8th Jul 2025558 PMAQI
8th Jul 2025569 PMAQI
8th Jul 20255610 PMAQI
8th Jul 20255611 PMAQI
9th Jul 20255612 AMAQI
9th Jul 2025561 AMAQI
9th Jul 2025562 AMAQI
9th Jul 2025563 AMAQI
9th Jul 2025574 AMAQI
9th Jul 2025575 AMAQI
25°C19/31°C
9th Jul 2025576 AMAQI
9th Jul 2025577 AMAQI
9th Jul 2025458 AMAQI
9th Jul 2025439 AMAQI
9th Jul 20254010 AMAQI
9th Jul 20254211 AMAQI
9th Jul 20255112 PMAQI
9th Jul 2025531 PMAQI
9th Jul 2025532 PMAQI
9th Jul 2025563 PMAQI
9th Jul 2025564 PMAQI
9th Jul 2025575 PMAQI
9th Jul 2025556 PMAQI
9th Jul 2025567 PMAQI
9th Jul 2025578 PMAQI
9th Jul 2025579 PMAQI
9th Jul 20255710 PMAQI
9th Jul 20255711 PMAQI
10th Jul 20255712 AMAQI
10th Jul 2025561 AMAQI
10th Jul 2025562 AMAQI
10th Jul 2025563 AMAQI
10th Jul 2025564 AMAQI
10th Jul 2025565 AMAQI
27°C20/35°C
10th Jul 2025566 AMAQI
10th Jul 2025567 AMAQI
10th Jul 2025538 AMAQI
10th Jul 2025579 AMAQI
10th Jul 20255710 AMAQI
10th Jul 20255711 AMAQI
10th Jul 20255812 PMAQI
10th Jul 2025621 PMAQI
10th Jul 2025622 PMAQI
10th Jul 2025643 PMAQI
10th Jul 2025634 PMAQI
10th Jul 2025605 PMAQI
10th Jul 2025586 PMAQI
10th Jul 2025597 PMAQI
10th Jul 2025568 PMAQI
10th Jul 2025579 PMAQI
10th Jul 20255710 PMAQI
10th Jul 20255711 PMAQI
11th Jul 20255712 AMAQI
11th Jul 2025561 AMAQI
11th Jul 2025562 AMAQI
11th Jul 2025563 AMAQI
11th Jul 2025574 AMAQI
11th Jul 2025575 AMAQI
30°C22/37°C
11th Jul 2025576 AMAQI
11th Jul 2025577 AMAQI
11th Jul 2025758 AMAQI
11th Jul 2025799 AMAQI
11th Jul 20257810 AMAQI
11th Jul 20257211 AMAQI
11th Jul 20256412 PMAQI
11th Jul 2025651 PMAQI
11th Jul 2025662 PMAQI
11th Jul 2025673 PMAQI
11th Jul 2025694 PMAQI
11th Jul 2025735 PMAQI
11th Jul 2025736 PMAQI
11th Jul 2025697 PMAQI
11th Jul 2025598 PMAQI
11th Jul 2025589 PMAQI
11th Jul 20255910 PMAQI
11th Jul 20255911 PMAQI
12th Jul 20255912 AMAQI
12th Jul 2025581 AMAQI
12th Jul 2025572 AMAQI
12th Jul 2025583 AMAQI
12th Jul 2025584 AMAQI
12th Jul 2025595 AMAQI
31°C25/37°C
12th Jul 2025586 AMAQI
12th Jul 2025587 AMAQI
12th Jul 2025528 AMAQI
12th Jul 2025399 AMAQI
12th Jul 20254210 AMAQI
12th Jul 20254611 AMAQI
12th Jul 20255212 PMAQI
12th Jul 2025521 PMAQI
12th Jul 2025522 PMAQI
12th Jul 2025523 PMAQI
12th Jul 2025524 PMAQI
12th Jul 2025525 PMAQI
12th Jul 2025526 PMAQI
12th Jul 2025557 PMAQI
12th Jul 2025588 PMAQI
12th Jul 2025589 PMAQI
12th Jul 20255910 PMAQI
12th Jul 20255811 PMAQI
13th Jul 20255812 AMAQI
13th Jul 2025591 AMAQI
13th Jul 2025582 AMAQI
13th Jul 2025593 AMAQI
13th Jul 2025584 AMAQI
13th Jul 2025595 AMAQI
27°C22/33°C
13th Jul 2025586 AMAQI
13th Jul 2025587 AMAQI
13th Jul 2025488 AMAQI
13th Jul 2025309 AMAQI
13th Jul 20253010 AMAQI
13th Jul 20253911 AMAQI
13th Jul 20255212 PMAQI
13th Jul 2025531 PMAQI
13th Jul 2025522 PMAQI
13th Jul 2025493 PMAQI
13th Jul 2025484 PMAQI
13th Jul 2025495 PMAQI
13th Jul 2025506 PMAQI
13th Jul 2025527 PMAQI
13th Jul 2025578 PMAQI
13th Jul 2025579 PMAQI
13th Jul 20255610 PMAQI
13th Jul 20255811 PMAQI
14th Jul 20255612 AMAQI
14th Jul 2025581 AMAQI
14th Jul 2025582 AMAQI
14th Jul 2025573 AMAQI
14th Jul 2025564 AMAQI
14th Jul 2025575 AMAQI
26°C19/31°C
14th Jul 2025576 AMAQI
14th Jul 2025587 AMAQI
14th Jul 2025428 AMAQI
14th Jul 2025359 AMAQI
14th Jul 20253410 AMAQI
14th Jul 20253511 AMAQI
14th Jul 20254812 PMAQI
14th Jul 2025491 PMAQI
14th Jul 2025482 PMAQI
14th Jul 2025483 PMAQI
14th Jul 2025484 PMAQI
14th Jul 2025465 PMAQI
14th Jul 2025466 PMAQI
14th Jul 2025527 PMAQI
14th Jul 2025568 PMAQI
14th Jul 2025569 PMAQI
14th Jul 20255710 PMAQI
14th Jul 20255611 PMAQI
15th Jul 20255612 AMAQI
15th Jul 2025561 AMAQI
15th Jul 2025572 AMAQI
15th Jul 2025563 AMAQI
15th Jul 2025564 AMAQI
15th Jul 2025565 AMAQI
25°C18/31°C
15th Jul 2025566 AMAQI
15th Jul 2025567 AMAQI
15th Jul 2025408 AMAQI
15th Jul 2025329 AMAQI
15th Jul 20252210 AMAQI
15th Jul 20252711 AMAQI
15th Jul 20254312 PMAQI
15th Jul 2025391 PMAQI
15th Jul 2025412 PMAQI
15th Jul 2025423 PMAQI
15th Jul 2025424 PMAQI
15th Jul 2025415 PMAQI
15th Jul 2025426 PMAQI
15th Jul 2025477 PMAQI
15th Jul 2025568 PMAQI
15th Jul 2025569 PMAQI
15th Jul 20255610 PMAQI
15th Jul 20255611 PMAQI
16th Jul 20255612 AMAQI
16th Jul 2025561 AMAQI
16th Jul 2025562 AMAQI
16th Jul 2025563 AMAQI
16th Jul 2025564 AMAQI
16th Jul 2025565 AMAQI
25°C19/31°C
16th Jul 2025566 AMAQI
16th Jul 2025567 AMAQI
16th Jul 2025328 AMAQI
16th Jul 2025309 AMAQI
16th Jul 20253610 AMAQI
16th Jul 20253511 AMAQI
16th Jul 20254212 PMAQI
16th Jul 2025461 PMAQI
16th Jul 2025442 PMAQI
16th Jul 2025443 PMAQI
16th Jul 2025434 PMAQI
16th Jul 2025405 PMAQI
16th Jul 2025406 PMAQI
16th Jul 2025437 PMAQI
16th Jul 2025558 PMAQI
16th Jul 2025549 PMAQI
16th Jul 20255510 PMAQI
16th Jul 20255411 PMAQI
17th Jul 20255512 AMAQI
17th Jul 2025561 AMAQI
17th Jul 2025552 AMAQI
17th Jul 2025553 AMAQI
17th Jul 2025544 AMAQI
17th Jul 2025555 AMAQI
23°C20/26°C
17th Jul 2025556 AMAQI
17th Jul 2025557 AMAQI
17th Jul 2025348 AMAQI
17th Jul 2025309 AMAQI
17th Jul 20253010 AMAQI
17th Jul 20253011 AMAQI
17th Jul 20254212 PMAQI
17th Jul 2025401 PMAQI
17th Jul 2025422 PMAQI
17th Jul 2025403 PMAQI
17th Jul 2025414 PMAQI
17th Jul 2025415 PMAQI
17th Jul 2025406 PMAQI
17th Jul 2025467 PMAQI
17th Jul 2025548 PMAQI
17th Jul 2025549 PMAQI
17th Jul 20255410 PMAQI
17th Jul 20255411 PMAQI
18th Jul 20255412 AMAQI
18th Jul 2025551 AMAQI
18th Jul 2025552 AMAQI
18th Jul 2025553 AMAQI
18th Jul 2025544 AMAQI
18th Jul 2025545 AMAQI
25°C19/30°C
18th Jul 2025546 AMAQI
18th Jul 2025557 AMAQI
18th Jul 2025308 AMAQI
18th Jul 2025259 AMAQI
18th Jul 20252810 AMAQI
18th Jul 20252911 AMAQI
18th Jul 20254012 PMAQI
18th Jul 2025401 PMAQI
18th Jul 2025382 PMAQI
18th Jul 2025383 PMAQI
18th Jul 2025394 PMAQI
18th Jul 2025395 PMAQI
18th Jul 2025386 PMAQI
18th Jul 2025447 PMAQI
18th Jul 2025548 PMAQI
18th Jul 2025549 PMAQI
18th Jul 20255410 PMAQI
18th Jul 20255411 PMAQI
19th Jul 20255512 AMAQI
19th Jul 2025551 AMAQI
19th Jul 2025542 AMAQI
19th Jul 2025543 AMAQI
19th Jul 2025554 AMAQI
19th Jul 2025555 AMAQI
26°C21/32°C
19th Jul 2025546 AMAQI
19th Jul 2025557 AMAQI
19th Jul 2025498 AMAQI
19th Jul 2025419 AMAQI
19th Jul 20254510 AMAQI
19th Jul 20255011 AMAQI
19th Jul 20254612 PMAQI
19th Jul 2025471 PMAQI
19th Jul 2025442 PMAQI
19th Jul 2025413 PMAQI
19th Jul 2025394 PMAQI
19th Jul 2025395 PMAQI
19th Jul 2025406 PMAQI
19th Jul 2025527 PMAQI
19th Jul 2025548 PMAQI
19th Jul 2025569 PMAQI
19th Jul 20255510 PMAQI
19th Jul 20255411 PMAQI
20th Jul 20255412 AMAQI
20th Jul 2025541 AMAQI
20th Jul 2025552 AMAQI
20th Jul 2025553 AMAQI
20th Jul 2025544 AMAQI
20th Jul 2025545 AMAQI
27°C21/32°C
20th Jul 2025546 AMAQI
20th Jul 2025547 AMAQI
20th Jul 2025518 AMAQI
20th Jul 2025429 AMAQI
20th Jul 20253410 AMAQI
20th Jul 20252411 AMAQI
20th Jul 20252312 PMAQI
20th Jul 2025241 PMAQI
20th Jul 2025262 PMAQI
20th Jul 2025243 PMAQI
20th Jul 2025244 PMAQI
20th Jul 2025225 PMAQI
20th Jul 2025226 PMAQI
20th Jul 2025257 PMAQI
20th Jul 2025458 PMAQI
20th Jul 2025489 PMAQI
20th Jul 20254810 PMAQI
20th Jul 20254411 PMAQI
21st Jul 20254612 AMAQI
21st Jul 2025541 AMAQI
21st Jul 2025542 AMAQI
21st Jul 2025543 AMAQI
21st Jul 2025524 AMAQI
21st Jul 2025525 AMAQI
24°C22/29°C
21st Jul 2025526 AMAQI
21st Jul 2025527 AMAQI
21st Jul 2025428 AMAQI
21st Jul 2025349 AMAQI
21st Jul 20253610 AMAQI
21st Jul 20253511 AMAQI
21st Jul 20253012 PMAQI
21st Jul 2025371 PMAQI
21st Jul 2025272 PMAQI
21st Jul 2025293 PMAQI
21st Jul 2025284 PMAQI
21st Jul 2025365 PMAQI
21st Jul 2025386 PMAQI
21st Jul 2025407 PMAQI
21st Jul 2025498 PMAQI
21st Jul 2025509 PMAQI
21st Jul 20255110 PMAQI
21st Jul 20255011 PMAQI
22nd Jul 20255012 AMAQI
22nd Jul 2025531 AMAQI
22nd Jul 2025532 AMAQI
22nd Jul 2025523 AMAQI
22nd Jul 2025514 AMAQI
22nd Jul 2025505 AMAQI
27°C19/34°C
22nd Jul 2025516 AMAQI
22nd Jul 2025507 AMAQI
22nd Jul 2025438 AMAQI
22nd Jul 2025479 AMAQI
22nd Jul 20255010 AMAQI
22nd Jul 20254811 AMAQI
22nd Jul 20254012 PMAQI
22nd Jul 2025421 PMAQI
22nd Jul 2025462 PMAQI
22nd Jul 2025483 PMAQI
22nd Jul 2025494 PMAQI
22nd Jul 2025395 PMAQI
22nd Jul 2025406 PMAQI
22nd Jul 2025497 PMAQI
22nd Jul 2025528 PMAQI
22nd Jul 2025539 PMAQI
22nd Jul 20255410 PMAQI
22nd Jul 20255311 PMAQI
23rd Jul 20255312 AMAQI
23rd Jul 2025521 AMAQI
23rd Jul 2025522 AMAQI
23rd Jul 2025523 AMAQI
23rd Jul 2025524 AMAQI
23rd Jul 2025525 AMAQI
30°C22/37°C
23rd Jul 2025526 AMAQI
23rd Jul 2025527 AMAQI
23rd Jul 2025548 AMAQI
23rd Jul 2025519 AMAQI
23rd Jul 20255210 AMAQI
23rd Jul 20255111 AMAQI
23rd Jul 20255212 PMAQI
23rd Jul 2025541 PMAQI
23rd Jul 2025482 PMAQI
23rd Jul 2025463 PMAQI
23rd Jul 2025544 PMAQI
23rd Jul 2025555 PMAQI
23rd Jul 2025556 PMAQI
23rd Jul 2025547 PMAQI
23rd Jul 2025518 PMAQI
23rd Jul 2025589 PMAQI
23rd Jul 20255810 PMAQI
23rd Jul 20255411 PMAQI
24th Jul 20255612 AMAQI
24th Jul 2025571 AMAQI
24th Jul 2025542 AMAQI
24th Jul 2025523 AMAQI
24th Jul 2025524 AMAQI
24th Jul 2025525 AMAQI
30°C25/36°C
24th Jul 2025526 AMAQI
24th Jul 2025527 AMAQI
24th Jul 2025508 AMAQI
24th Jul 2025509 AMAQI
24th Jul 20255310 AMAQI
24th Jul 20255711 AMAQI
24th Jul 20255812 PMAQI
24th Jul 2025601 PMAQI
24th Jul 2025642 PMAQI
24th Jul 2025663 PMAQI
24th Jul 2025684 PMAQI
24th Jul 2025655 PMAQI
24th Jul 2025656 PMAQI
24th Jul 2025627 PMAQI
24th Jul 2025608 PMAQI
24th Jul 2025619 PMAQI
24th Jul 20256210 PMAQI
24th Jul 20256011 PMAQI
25th Jul 20256012 AMAQI
25th Jul 2025541 AMAQI
25th Jul 2025542 AMAQI
25th Jul 2025543 AMAQI
25th Jul 2025554 AMAQI
25th Jul 2025555 AMAQI
29°C24/35°C
25th Jul 2025556 AMAQI
25th Jul 2025557 AMAQI
25th Jul 2025408 AMAQI
25th Jul 2025299 AMAQI
25th Jul 20252810 AMAQI
25th Jul 20253011 AMAQI
25th Jul 20252212 PMAQI
25th Jul 2025251 PMAQI
25th Jul 2025242 PMAQI
25th Jul 2025243 PMAQI
25th Jul 2025264 PMAQI
25th Jul 2025315 PMAQI
25th Jul 2025306 PMAQI
25th Jul 2025337 PMAQI
25th Jul 2025488 PMAQI
25th Jul 2025529 PMAQI
25th Jul 20255210 PMAQI
25th Jul 20255211 PMAQI
26th Jul 20255312 AMAQI
26th Jul 2025551 AMAQI
26th Jul 2025562 AMAQI
26th Jul 2025553 AMAQI
26th Jul 2025524 AMAQI
26th Jul 2025535 AMAQI
28°C23/34°C
26th Jul 2025536 AMAQI
26th Jul 2025527 AMAQI
26th Jul 2025588 AMAQI
26th Jul 2025599 AMAQI
26th Jul 20256510 AMAQI
26th Jul 20256411 AMAQI
26th Jul 20256612 PMAQI
26th Jul 2025621 PMAQI
26th Jul 2025582 PMAQI
26th Jul 2025563 PMAQI
26th Jul 2025544 PMAQI
26th Jul 2025535 PMAQI
26th Jul 2025466 PMAQI
26th Jul 2025457 PMAQI
26th Jul 2025508 PMAQI
26th Jul 2025529 PMAQI
26th Jul 20255010 PMAQI
26th Jul 20254911 PMAQI
27th Jul 20255012 AMAQI
27th Jul 2025541 AMAQI
27th Jul 2025542 AMAQI
27th Jul 2025543 AMAQI
27th Jul 2025564 AMAQI
27th Jul 2025565 AMAQI
26°C23/31°C
27th Jul 2025566 AMAQI
27th Jul 2025567 AMAQI
27th Jul 2025458 AMAQI
27th Jul 2025319 AMAQI
27th Jul 20254310 AMAQI
27th Jul 20254511 AMAQI
27th Jul 20254212 PMAQI
27th Jul 2025421 PMAQI
27th Jul 2025382 PMAQI
27th Jul 2025303 PMAQI
27th Jul 2025244 PMAQI
27th Jul 2025325 PMAQI
27th Jul 2025306 PMAQI
27th Jul 2025447 PMAQI
27th Jul 2025478 PMAQI
27th Jul 2025529 PMAQI
27th Jul 20255110 PMAQI
27th Jul 20255211 PMAQI
28th Jul 20255412 AMAQI
28th Jul 2025551 AMAQI
28th Jul 2025552 AMAQI
28th Jul 2025543 AMAQI
28th Jul 2025534 AMAQI
28th Jul 2025535 AMAQI
27°C23/33°C
28th Jul 2025536 AMAQI
28th Jul 2025537 AMAQI
28th Jul 2025398 AMAQI
28th Jul 2025369 AMAQI
28th Jul 20252910 AMAQI
28th Jul 20252711 AMAQI
28th Jul 20252412 PMAQI
28th Jul 2025241 PMAQI
28th Jul 2025272 PMAQI
28th Jul 2025353 PMAQI
28th Jul 2025364 PMAQI
28th Jul 2025335 PMAQI
28th Jul 2025456 PMAQI
28th Jul 2025487 PMAQI
28th Jul 2025518 PMAQI
28th Jul 2025519 PMAQI
28th Jul 20255310 PMAQI
28th Jul 20255211 PMAQI
29th Jul 20255312 AMAQI
29th Jul 2025541 AMAQI
29th Jul 2025542 AMAQI
29th Jul 2025543 AMAQI
29th Jul 2025524 AMAQI
29th Jul 2025525 AMAQI
27°C21/33°C
29th Jul 2025526 AMAQI
29th Jul 2025527 AMAQI
29th Jul 2025498 AMAQI
29th Jul 2025559 AMAQI
29th Jul 20255210 AMAQI
29th Jul 20254511 AMAQI
29th Jul 20253912 PMAQI
29th Jul 2025401 PMAQI
29th Jul 2025502 PMAQI
29th Jul 2025553 PMAQI
29th Jul 2025444 PMAQI
29th Jul 2025345 PMAQI
29th Jul 2025256 PMAQI
29th Jul 2025347 PMAQI
29th Jul 2025428 PMAQI
29th Jul 2025479 PMAQI
29th Jul 20254610 PMAQI
29th Jul 20254511 PMAQI
30th Jul 20254212 AMAQI
30th Jul 2025451 AMAQI
30th Jul 2025532 AMAQI
30th Jul 2025533 AMAQI
30th Jul 2025524 AMAQI
30th Jul 2025525 AMAQI
22°C18/25°C
30th Jul 2025526 AMAQI
30th Jul 2025527 AMAQI
30th Jul 2025358 AMAQI
30th Jul 2025279 AMAQI
30th Jul 20253610 AMAQI
30th Jul 20253311 AMAQI
30th Jul 20252312 PMAQI
30th Jul 2025251 PMAQI
30th Jul 2025272 PMAQI
30th Jul 2025273 PMAQI
30th Jul 2025344 PMAQI
30th Jul 2025425 PMAQI
30th Jul 2025446 PMAQI
30th Jul 2025517 PMAQI
30th Jul 2025528 PMAQI
30th Jul 2025529 PMAQI
30th Jul 20255410 PMAQI
30th Jul 20255311 PMAQI
31st Jul 20255212 AMAQI
31st Jul 2025521 AMAQI
31st Jul 2025522 AMAQI
31st Jul 2025523 AMAQI
31st Jul 2025524 AMAQI
31st Jul 2025525 AMAQI
22°C15/28°C
31st Jul 2025526 AMAQI
31st Jul 2025527 AMAQI
31st Jul 2025528 AMAQI
31st Jul 2025529 AMAQI
31st Jul 20255110 AMAQI
31st Jul 20254311 AMAQI
31st Jul 20253512 PMAQI
31st Jul 2025321 PMAQI
31st Jul 2025252 PMAQI
31st Jul 2025263 PMAQI
31st Jul 2025274 PMAQI
31st Jul 2025265 PMAQI
31st Jul 2025286 PMAQI
31st Jul 2025347 PMAQI
31st Jul 2025468 PMAQI
31st Jul 2025529 PMAQI
31st Jul 20255210 PMAQI
31st Jul 20255211 PMAQI
1st Aug 20254912 AMAQI
1st Aug 2025531 AMAQI
1st Aug 2025522 AMAQI
1st Aug 2025483 AMAQI
1st Aug 2025484 AMAQI
1st Aug 2025475 AMAQI
24°C18/31°C
1st Aug 2025486 AMAQI
1st Aug 2025487 AMAQI
1st Aug 2025438 AMAQI
1st Aug 2025469 AMAQI
1st Aug 20254310 AMAQI
1st Aug 20254611 AMAQI
1st Aug 20253812 PMAQI
1st Aug 2025461 PMAQI
1st Aug 2025372 PMAQI
1st Aug 2025323 PMAQI
1st Aug 2025324 PMAQI
1st Aug 2025325 PMAQI
1st Aug 2025366 PMAQI
1st Aug 2025477 PMAQI
1st Aug 2025538 PMAQI
1st Aug 2025529 PMAQI
1st Aug 20255210 PMAQI
1st Aug 20255911 PMAQI
2nd Aug 20255412 AMAQI
2nd Aug 2025501 AMAQI
2nd Aug 2025482 AMAQI
2nd Aug 2025503 AMAQI
2nd Aug 2025484 AMAQI
2nd Aug 2025495 AMAQI
25°C21/30°C
2nd Aug 2025486 AMAQI
2nd Aug 2025487 AMAQI
2nd Aug 2025498 AMAQI
2nd Aug 2025489 AMAQI
2nd Aug 20255010 AMAQI
2nd Aug 20255211 AMAQI
2nd Aug 20254712 PMAQI
2nd Aug 2025361 PMAQI
2nd Aug 2025462 PMAQI
2nd Aug 2025443 PMAQI
2nd Aug 2025464 PMAQI
2nd Aug 2025465 PMAQI
2nd Aug 2025546 PMAQI
2nd Aug 2025547 PMAQI
2nd Aug 2025558 PMAQI
2nd Aug 2025529 PMAQI
2nd Aug 20254610 PMAQI
2nd Aug 20254011 PMAQI
3rd Aug 20254412 AMAQI
3rd Aug 2025501 AMAQI
3rd Aug 2025502 AMAQI
3rd Aug 2025503 AMAQI
3rd Aug 2025504 AMAQI
3rd Aug 2025525 AMAQI
22°C20/26°C
3rd Aug 2025516 AMAQI
3rd Aug 2025527 AMAQI
3rd Aug 2025328 AMAQI
3rd Aug 2025229 AMAQI
3rd Aug 20252410 AMAQI
3rd Aug 20252511 AMAQI
3rd Aug 20252312 PMAQI
3rd Aug 2025261 PMAQI
3rd Aug 2025252 PMAQI
3rd Aug 2025233 PMAQI
3rd Aug 2025294 PMAQI
3rd Aug 2025245 PMAQI
3rd Aug 2025296 PMAQI
3rd Aug 2025327 PMAQI
3rd Aug 2025438 PMAQI
3rd Aug 2025459 PMAQI
3rd Aug 20254810 PMAQI
3rd Aug 20255011 PMAQI
4th Aug 20255112 AMAQI
4th Aug 2025511 AMAQI
4th Aug 2025512 AMAQI
4th Aug 2025523 AMAQI
--°C/°C
6 AM
1 PM
9 PM
1 AM
5 AM
--°C/°C
Day time
Avg. Highest Time
6 AM - 7 AM
54AQI
2 hours / Day
60 hours / Month
Avg. Lowest Time
9 AM - 6 PM
43AQI
10 hours / Day
300 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 6 AM to 7 AM (Avg. 54), while the lowest AQI was between 9 AM to 6 PM (Avg. 43).
Night time
Avg. Highest Time
12 AM - 11 PM
55AQI
8 hours / Day
240 hours / Month
Avg. Lowest Time
12 AM - 11 PM
55AQI
8 hours / Day
240 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 11 PM (Avg. 55), while the lowest AQI was between 12 AM to 11 PM (Avg. 55).
2025 Days Vs Air Quality
Saertu District, Daqing, Heilongjiang, China
2025
9%
20
61%
130
21%
45
7%
16
1%
3
Total number of days with different AQI categories in last 215 days in 2025 (150 days remaining)
Good
20 DaysModerate
130 DaysPoor
45 DaysUnhealthy
16 DaysSevere
3 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 9%
Health Risk Level:
Extreme
In 2025, 9% of 215 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
Saertu District, Daqing, Heilongjiang, 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
168AQI
168AQI
2nd January 2025
138AQI
138AQI
3rd January 2025
115AQI
115AQI
4th January 2025
172AQI
172AQI
5th January 2025
149AQI
149AQI
6th January 2025
150AQI
150AQI
7th January 2025
120AQI
120AQI
8th January 2025
114AQI
114AQI
9th January 2025
87AQI
87AQI
10th January 2025
105AQI
105AQI
11th January 2025
147AQI
147AQI
12th January 2025
176AQI
176AQI
13th January 2025
194AQI
194AQI
14th January 2025
169AQI
169AQI
15th January 2025
121AQI
121AQI
16th January 2025
109AQI
109AQI
17th January 2025
146AQI
146AQI
18th January 2025
165AQI
165AQI
19th January 2025
184AQI
184AQI
20th January 2025
198AQI
198AQI
21st January 2025
172AQI
172AQI
22nd January 2025
141AQI
141AQI
23rd January 2025
194AQI
194AQI
24th January 2025
219AQI
219AQI
25th January 2025
233AQI
233AQI
26th January 2025
208AQI
208AQI
27th January 2025
135AQI
135AQI
28th January 2025
135AQI
135AQI
29th January 2025
108AQI
108AQI
30th January 2025
105AQI
105AQI
31st January 2025
108AQI
108AQI
1st February 2025
136AQI
136AQI
2nd February 2025
154AQI
154AQI
3rd February 2025
122AQI
122AQI
4th February 2025
95AQI
95AQI
5th February 2025
132AQI
132AQI
6th February 2025
99AQI
99AQI
7th February 2025
82AQI
82AQI
8th February 2025
70AQI
70AQI
9th February 2025
74AQI
74AQI
10th February 2025
118AQI
118AQI
11th February 2025
152AQI
152AQI
12th February 2025
136AQI
136AQI
13th February 2025
107AQI
107AQI
14th February 2025
100AQI
100AQI
15th February 2025
115AQI
115AQI
16th February 2025
83AQI
83AQI
17th February 2025
75AQI
75AQI
18th February 2025
67AQI
67AQI
19th February 2025
67AQI
67AQI
20th February 2025
71AQI
71AQI
21st February 2025
71AQI
71AQI
22nd February 2025
83AQI
83AQI
23rd February 2025
75AQI
75AQI
24th February 2025
78AQI
78AQI
25th February 2025
72AQI
72AQI
26th February 2025
72AQI
72AQI
27th February 2025
87AQI
87AQI
28th February 2025
66AQI
66AQI
1st March 2025
63AQI
63AQI
2nd March 2025
71AQI
71AQI
3rd March 2025
85AQI
85AQI
4th March 2025
98AQI
98AQI
5th March 2025
110AQI
110AQI
6th March 2025
111AQI
111AQI
7th March 2025
99AQI
99AQI
8th March 2025
91AQI
91AQI
9th March 2025
141AQI
141AQI
10th March 2025
154AQI
154AQI
11th March 2025
147AQI
147AQI
12th March 2025
89AQI
89AQI
13th March 2025
85AQI
85AQI
14th March 2025
62AQI
62AQI
15th March 2025
60AQI
60AQI
16th March 2025
67AQI
67AQI
17th March 2025
62AQI
62AQI
18th March 2025
69AQI
69AQI
19th March 2025
114AQI
114AQI
20th March 2025
74AQI
74AQI
21st March 2025
82AQI
82AQI
22nd March 2025
57AQI
57AQI
23rd March 2025
159AQI
159AQI
24th March 2025
84AQI
84AQI
25th March 2025
110AQI
110AQI
26th March 2025
106AQI
106AQI
27th March 2025
72AQI
72AQI
28th March 2025
71AQI
71AQI
29th March 2025
56AQI
56AQI
30th March 2025
65AQI
65AQI
31st March 2025
75AQI
75AQI
1st April 2025
105AQI
105AQI
2nd April 2025
107AQI
107AQI
3rd April 2025
108AQI
108AQI
4th April 2025
140AQI
140AQI
5th April 2025
93AQI
93AQI
6th April 2025
120AQI
120AQI
7th April 2025
108AQI
108AQI
8th April 2025
101AQI
101AQI
9th April 2025
128AQI
128AQI
10th April 2025
152AQI
152AQI
11th April 2025
164AQI
164AQI
12th April 2025
108AQI
108AQI
13th April 2025
94AQI
94AQI
14th April 2025
76AQI
76AQI
15th April 2025
61AQI
61AQI
16th April 2025
57AQI
57AQI
17th April 2025
98AQI
98AQI
18th April 2025
63AQI
63AQI
19th April 2025
78AQI
78AQI
20th April 2025
78AQI
78AQI
21st April 2025
73AQI
73AQI
22nd April 2025
52AQI
52AQI
23rd April 2025
71AQI
71AQI
24th April 2025
55AQI
55AQI
25th April 2025
48AQI
48AQI
26th April 2025
61AQI
61AQI
27th April 2025
90AQI
90AQI
28th April 2025
66AQI
66AQI
29th April 2025
105AQI
105AQI
30th April 2025
55AQI
55AQI
1st May 2025
73AQI
73AQI
2nd May 2025
56AQI
56AQI
3rd May 2025
58AQI
58AQI
4th May 2025
47AQI
47AQI
5th May 2025
54AQI
54AQI
6th May 2025
59AQI
59AQI
7th May 2025
68AQI
68AQI
8th May 2025
74AQI
74AQI
9th May 2025
71AQI
71AQI
10th May 2025
67AQI
67AQI
11th May 2025
87AQI
87AQI
12th May 2025
110AQI
110AQI
13th May 2025
105AQI
105AQI
14th May 2025
93AQI
93AQI
15th May 2025
117AQI
117AQI
16th May 2025
79AQI
79AQI
17th May 2025
77AQI
77AQI
18th May 2025
69AQI
69AQI
19th May 2025
67AQI
67AQI
20th May 2025
80AQI
80AQI
21st May 2025
60AQI
60AQI
22nd May 2025
60AQI
60AQI
23rd May 2025
55AQI
55AQI
24th May 2025
61AQI
61AQI
25th May 2025
64AQI
64AQI
26th May 2025
75AQI
75AQI
27th May 2025
82AQI
82AQI
28th May 2025
96AQI
96AQI
29th May 2025
89AQI
89AQI
30th May 2025
101AQI
101AQI
31st May 2025
93AQI
93AQI
1st June 2025
71AQI
71AQI
2nd June 2025
73AQI
73AQI
3rd June 2025
61AQI
61AQI
4th June 2025
68AQI
68AQI
5th June 2025
50AQI
50AQI
6th June 2025
50AQI
50AQI
7th June 2025
51AQI
51AQI
8th June 2025
61AQI
61AQI
9th June 2025
46AQI
46AQI
10th June 2025
51AQI
51AQI
11th June 2025
51AQI
51AQI
12th June 2025
60AQI
60AQI
13th June 2025
68AQI
68AQI
14th June 2025
58AQI
58AQI
15th June 2025
66AQI
66AQI
16th June 2025
59AQI
59AQI
17th June 2025
57AQI
57AQI
18th June 2025
61AQI
61AQI
19th June 2025
60AQI
60AQI
20th June 2025
58AQI
58AQI
21st June 2025
55AQI
55AQI
22nd June 2025
55AQI
55AQI
23rd June 2025
56AQI
56AQI
24th June 2025
61AQI
61AQI
25th June 2025
61AQI
61AQI
26th June 2025
60AQI
60AQI
27th June 2025
63AQI
63AQI
28th June 2025
59AQI
59AQI
29th June 2025
62AQI
62AQI
30th June 2025
69AQI
69AQI
1st July 2025
59AQI
59AQI
2nd July 2025
58AQI
58AQI
3rd July 2025
60AQI
60AQI
4th July 2025
58AQI
58AQI
5th July 2025
54AQI
54AQI
6th July 2025
56AQI
56AQI
7th July 2025
54AQI
54AQI
8th July 2025
54AQI
54AQI
9th July 2025
55AQI
55AQI
10th July 2025
58AQI
58AQI
11th July 2025
62AQI
62AQI
12th July 2025
55AQI
55AQI
13th July 2025
54AQI
54AQI
14th July 2025
52AQI
52AQI
15th July 2025
50AQI
50AQI
16th July 2025
50AQI
50AQI
17th July 2025
49AQI
49AQI
18th July 2025
48AQI
48AQI
19th July 2025
51AQI
51AQI
20th July 2025
41AQI
41AQI
21st July 2025
44AQI
44AQI
22nd July 2025
49AQI
49AQI
23rd July 2025
53AQI
53AQI
24th July 2025
58AQI
58AQI
25th July 2025
43AQI
43AQI
26th July 2025
54AQI
54AQI
27th July 2025
46AQI
46AQI
28th July 2025
45AQI
45AQI
29th July 2025
46AQI
46AQI
30th July 2025
44AQI
44AQI
31st July 2025
44AQI
44AQI
1st August 2025
46AQI
46AQI
2nd August 2025
48AQI
48AQI
151AQI
95AQI
90AQI
91AQI
76AQI
59AQI
52AQI
47AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202587AQI
1
17
10
3
19
7
2
22
7
2
1
17
10
2
1
26
4
3
27
13
18
2
20
130
45
16
3
Highest AQI recorded in
January151AQI
Lowest AQI recorded in
August47AQI
202479AQI
1
12
11
5
2
1
14
12
1
1
2
25
3
1
4
14
8
3
1
16
15
19
11
12
10
7
2
27
4
23
7
7
18
6
1
10
10
2
7
22
8
1
113
162
65
15
11
Highest AQI recorded in
November137AQI
Lowest AQI recorded in
August39AQI
202376AQI
14
9
7
1
15
9
4
2
21
5
3
4
14
7
4
1
12
15
3
1
16
14
16
13
2
30
1
21
9
14
14
2
1
6
10
6
4
4
16
8
3
125
156
49
28
3
Highest AQI recorded in
January118AQI
Lowest AQI recorded in
August31AQI
202282AQI
6
10
11
3
8
11
2
1
22
7
2
18
9
3
14
15
2
17
13
16
6
1
19
9
13
14
4
2
13
9
4
2
7
17
5
2
89
141
57
24
5
1
Highest AQI recorded in
January145AQI
Lowest AQI recorded in
September39AQI
202176AQI
10
15
6
9
16
3
4
18
7
1
1
18
8
1
3
28
3
3
26
1
9
22
9
10
2
8
22
1
27
3
6
12
6
6
17
10
3
59
231
49
11
4
Highest AQI recorded in
April104AQI
Lowest AQI recorded in
September57AQI
202052AQI
10
2
1
4
12
3
1
1
3
14
1
22
7
1
20
11
28
3
24
6
24
6
1
22
8
16
14
1
163
91
8
2
2
Highest AQI recorded in
April92AQI
Lowest AQI recorded in
August36AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2025(Avg.)
87AQILeast Polluted Year Recorded
2020(Avg.)
52AQISaertu District's annual 2025 AQI (87) shows an average percentage change of 22.5% (worsened AQI) compared to previous years: 2020 (52), 2021 (76), 2022 (82), 2023 (76), 2024 (79).
