Ranghulu 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
Ranghulu District, Daqing, Heilongjiang, China
2021
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
7th Aug 2021
118AQILowest AQI recorded on
12th Aug 2023
21AQISame Day Analysis (4th August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 3rd highest AQI at 42 of Good air quality, showing improvement over 2024 and 2021 on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 4th Aug - 5th Aug 2025
Ranghulu District, Daqing, Heilongjiang, China
AQI
Day
Night
.
6 AM4th Aug 2025
9 PM
5 AM5th Aug 2025
Day time
Avg. Highest Time
9PM4th Aug
52AQI
Avg. Lowest Time
1PM4th Aug
24AQI
Night time
Avg. Highest Time
10PM4th Aug
54AQI
Avg. Lowest Time
5AM5th Aug
42AQI
In the last 24 hours,
Ranghulu District's AQI reached its highest point of 54 at 10 PM during the Night, while the lowest point, 24, was recorded at 1 PM during the Day between 4th Aug and 5th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Ranghulu District, Daqing, Heilongjiang, China
JulAug
06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 31st31st - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th
Day
Night
6th Jul 2025586 AMAQI
6th Jul 2025587 AMAQI
6th Jul 2025598 AMAQI
6th Jul 2025679 AMAQI
6th Jul 20256510 AMAQI
6th Jul 20256311 AMAQI
6th Jul 20256212 PMAQI
6th Jul 2025541 PMAQI
6th Jul 2025532 PMAQI
6th Jul 2025543 PMAQI
6th Jul 2025534 PMAQI
6th Jul 2025525 PMAQI
6th Jul 2025526 PMAQI
6th Jul 2025547 PMAQI
6th Jul 2025588 PMAQI
6th Jul 2025589 PMAQI
6th Jul 20255710 PMAQI
6th Jul 20255711 PMAQI
7th Jul 20255712 AMAQI
7th Jul 2025581 AMAQI
7th Jul 2025582 AMAQI
7th Jul 2025583 AMAQI
7th Jul 2025584 AMAQI
7th Jul 2025585 AMAQI
24°C18/31°C
7th Jul 2025586 AMAQI
7th Jul 2025587 AMAQI
7th Jul 2025618 AMAQI
7th Jul 2025619 AMAQI
7th Jul 20256210 AMAQI
7th Jul 20255811 AMAQI
7th Jul 20255612 PMAQI
7th Jul 2025501 PMAQI
7th Jul 2025502 PMAQI
7th Jul 2025503 PMAQI
7th Jul 2025494 PMAQI
7th Jul 2025535 PMAQI
7th Jul 2025536 PMAQI
7th Jul 2025547 PMAQI
7th Jul 2025568 PMAQI
7th Jul 2025579 PMAQI
7th Jul 20255710 PMAQI
7th Jul 20255811 PMAQI
8th Jul 20255612 AMAQI
8th Jul 2025561 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 2025598 AMAQI
8th Jul 2025609 AMAQI
8th Jul 20255810 AMAQI
8th Jul 20255511 AMAQI
8th Jul 20255412 PMAQI
8th Jul 2025541 PMAQI
8th Jul 2025532 PMAQI
8th Jul 2025533 PMAQI
8th Jul 2025534 PMAQI
8th Jul 2025545 PMAQI
8th Jul 2025506 PMAQI
8th Jul 2025507 PMAQI
8th Jul 2025548 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 2025565 AMAQI
25°C20/32°C
9th Jul 2025576 AMAQI
9th Jul 2025567 AMAQI
9th Jul 2025568 AMAQI
9th Jul 2025579 AMAQI
9th Jul 20254710 AMAQI
9th Jul 20254411 AMAQI
9th Jul 20255212 PMAQI
9th Jul 2025561 PMAQI
9th Jul 2025572 PMAQI
9th Jul 2025583 PMAQI
9th Jul 2025624 PMAQI
9th Jul 2025585 PMAQI
9th Jul 2025606 PMAQI
9th Jul 2025607 PMAQI
9th Jul 2025588 PMAQI
9th Jul 2025589 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 2025648 AMAQI
10th Jul 2025649 AMAQI
10th Jul 20256310 AMAQI
10th Jul 20256511 AMAQI
10th Jul 20256412 PMAQI
10th Jul 2025631 PMAQI
10th Jul 2025622 PMAQI
10th Jul 2025613 PMAQI
10th Jul 2025594 PMAQI
10th Jul 2025585 PMAQI
10th Jul 2025606 PMAQI
10th Jul 2025587 PMAQI
10th Jul 2025578 PMAQI
10th Jul 2025579 PMAQI
10th Jul 20255810 PMAQI
10th Jul 20255711 PMAQI
11th Jul 20255712 AMAQI
11th Jul 2025561 AMAQI
11th Jul 2025562 AMAQI
11th Jul 2025563 AMAQI
11th Jul 2025564 AMAQI
11th Jul 2025565 AMAQI
30°C23/36°C
11th Jul 2025576 AMAQI
11th Jul 2025577 AMAQI
11th Jul 2025738 AMAQI
11th Jul 2025809 AMAQI
11th Jul 20258010 AMAQI
11th Jul 20257211 AMAQI
11th Jul 20256612 PMAQI
11th Jul 2025671 PMAQI
11th Jul 2025682 PMAQI
11th Jul 2025653 PMAQI
11th Jul 2025684 PMAQI
11th Jul 2025735 PMAQI
11th Jul 2025726 PMAQI
11th Jul 2025687 PMAQI
11th Jul 2025608 PMAQI
11th Jul 2025599 PMAQI
11th Jul 20255910 PMAQI
11th Jul 20255911 PMAQI
12th Jul 20255912 AMAQI
12th Jul 2025571 AMAQI
12th Jul 2025562 AMAQI
12th Jul 2025573 AMAQI
12th Jul 2025584 AMAQI
12th Jul 2025585 AMAQI
31°C26/37°C
12th Jul 2025586 AMAQI
12th Jul 2025587 AMAQI
12th Jul 2025558 AMAQI
12th Jul 2025469 AMAQI
12th Jul 20254910 AMAQI
12th Jul 20254611 AMAQI
12th Jul 20255412 PMAQI
12th Jul 2025531 PMAQI
12th Jul 2025602 PMAQI
12th Jul 2025583 PMAQI
12th Jul 2025584 PMAQI
12th Jul 2025605 PMAQI
12th Jul 2025586 PMAQI
12th Jul 2025607 PMAQI
12th Jul 2025598 PMAQI
12th Jul 2025589 PMAQI
12th Jul 20255910 PMAQI
12th Jul 20255811 PMAQI
13th Jul 20255812 AMAQI
13th Jul 2025591 AMAQI
13th Jul 2025592 AMAQI
13th Jul 2025593 AMAQI
13th Jul 2025584 AMAQI
13th Jul 2025585 AMAQI
27°C22/33°C
13th Jul 2025586 AMAQI
13th Jul 2025587 AMAQI
13th Jul 2025528 AMAQI
13th Jul 2025349 AMAQI
13th Jul 20254010 AMAQI
13th Jul 20254811 AMAQI
13th Jul 20255312 PMAQI
13th Jul 2025531 PMAQI
13th Jul 2025532 PMAQI
13th Jul 2025543 PMAQI
13th Jul 2025524 PMAQI
13th Jul 2025545 PMAQI
13th Jul 2025536 PMAQI
13th Jul 2025547 PMAQI
13th Jul 2025588 PMAQI
13th Jul 2025589 PMAQI
13th Jul 20255710 PMAQI
13th Jul 20255811 PMAQI
14th Jul 20255712 AMAQI
14th Jul 2025581 AMAQI
14th Jul 2025582 AMAQI
14th Jul 2025573 AMAQI
14th Jul 2025574 AMAQI
14th Jul 2025575 AMAQI
26°C19/32°C
14th Jul 2025576 AMAQI
14th Jul 2025577 AMAQI
14th Jul 2025548 AMAQI
14th Jul 2025489 AMAQI
14th Jul 20253710 AMAQI
14th Jul 20253211 AMAQI
14th Jul 20254412 PMAQI
14th Jul 2025451 PMAQI
14th Jul 2025442 PMAQI
14th Jul 2025543 PMAQI
14th Jul 2025544 PMAQI
14th Jul 2025535 PMAQI
14th Jul 2025526 PMAQI
14th Jul 2025547 PMAQI
14th Jul 2025568 PMAQI
14th Jul 2025569 PMAQI
14th Jul 20255710 PMAQI
14th Jul 20255711 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 2025557 AMAQI
15th Jul 2025438 AMAQI
15th Jul 2025409 AMAQI
15th Jul 20253610 AMAQI
15th Jul 20253111 AMAQI
15th Jul 20254312 PMAQI
15th Jul 2025381 PMAQI
15th Jul 2025432 PMAQI
15th Jul 2025443 PMAQI
15th Jul 2025444 PMAQI
15th Jul 2025425 PMAQI
15th Jul 2025426 PMAQI
15th Jul 2025527 PMAQI
15th Jul 2025568 PMAQI
15th Jul 2025569 PMAQI
15th Jul 20255610 PMAQI
15th Jul 20255511 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
26°C19/31°C
16th Jul 2025566 AMAQI
16th Jul 2025567 AMAQI
16th Jul 2025438 AMAQI
16th Jul 2025449 AMAQI
16th Jul 20254110 AMAQI
16th Jul 20254111 AMAQI
16th Jul 20253912 PMAQI
16th Jul 2025441 PMAQI
16th Jul 2025402 PMAQI
16th Jul 2025423 PMAQI
16th Jul 2025394 PMAQI
16th Jul 2025395 PMAQI
16th Jul 2025436 PMAQI
16th Jul 2025487 PMAQI
16th Jul 2025558 PMAQI
16th Jul 2025549 PMAQI
16th Jul 20255510 PMAQI
16th Jul 20255511 PMAQI
17th Jul 20255512 AMAQI
17th Jul 2025551 AMAQI
17th Jul 2025552 AMAQI
17th Jul 2025553 AMAQI
17th Jul 2025554 AMAQI
17th Jul 2025545 AMAQI
23°C20/26°C
17th Jul 2025556 AMAQI
17th Jul 2025547 AMAQI
17th Jul 2025558 AMAQI
17th Jul 2025549 AMAQI
17th Jul 20255210 AMAQI
17th Jul 20255211 AMAQI
17th Jul 20255212 PMAQI
17th Jul 2025501 PMAQI
17th Jul 2025462 PMAQI
17th Jul 2025443 PMAQI
17th Jul 2025524 PMAQI
17th Jul 2025495 PMAQI
17th Jul 2025526 PMAQI
17th Jul 2025537 PMAQI
17th Jul 2025548 PMAQI
17th Jul 2025549 PMAQI
17th Jul 20255410 PMAQI
17th Jul 20255411 PMAQI
18th Jul 20255512 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 2025547 AMAQI
18th Jul 2025538 AMAQI
18th Jul 2025539 AMAQI
18th Jul 20255410 AMAQI
18th Jul 20254611 AMAQI
18th Jul 20254812 PMAQI
18th Jul 2025521 PMAQI
18th Jul 2025432 PMAQI
18th Jul 2025393 PMAQI
18th Jul 2025444 PMAQI
18th Jul 2025475 PMAQI
18th Jul 2025456 PMAQI
18th Jul 2025447 PMAQI
18th Jul 2025548 PMAQI
18th Jul 2025549 PMAQI
18th Jul 20255510 PMAQI
18th Jul 20255411 PMAQI
19th Jul 20255412 AMAQI
19th Jul 2025551 AMAQI
19th Jul 2025542 AMAQI
19th Jul 2025543 AMAQI
19th Jul 2025544 AMAQI
19th Jul 2025545 AMAQI
26°C20/33°C
19th Jul 2025546 AMAQI
19th Jul 2025547 AMAQI
19th Jul 2025608 AMAQI
19th Jul 2025559 AMAQI
19th Jul 20255410 AMAQI
19th Jul 20254711 AMAQI
19th Jul 20255012 PMAQI
19th Jul 2025581 PMAQI
19th Jul 2025532 PMAQI
19th Jul 2025433 PMAQI
19th Jul 2025394 PMAQI
19th Jul 2025385 PMAQI
19th Jul 2025386 PMAQI
19th Jul 2025557 PMAQI
19th Jul 2025558 PMAQI
19th Jul 2025539 PMAQI
19th Jul 20255410 PMAQI
19th Jul 20255211 PMAQI
20th Jul 20255512 AMAQI
20th Jul 2025541 AMAQI
20th Jul 2025542 AMAQI
20th Jul 2025543 AMAQI
20th Jul 2025544 AMAQI
20th Jul 2025545 AMAQI
27°C21/32°C
20th Jul 2025546 AMAQI
20th Jul 2025547 AMAQI
20th Jul 2025588 AMAQI
20th Jul 2025579 AMAQI
20th Jul 20255310 AMAQI
20th Jul 20254611 AMAQI
20th Jul 20255212 PMAQI
20th Jul 2025521 PMAQI
20th Jul 2025532 PMAQI
20th Jul 2025443 PMAQI
20th Jul 2025394 PMAQI
20th Jul 2025375 PMAQI
20th Jul 2025356 PMAQI
20th Jul 2025367 PMAQI
20th Jul 2025508 PMAQI
20th Jul 2025539 PMAQI
20th Jul 20255410 PMAQI
20th Jul 20255411 PMAQI
21st Jul 20255312 AMAQI
21st Jul 2025541 AMAQI
21st Jul 2025542 AMAQI
21st Jul 2025543 AMAQI
21st Jul 2025544 AMAQI
21st Jul 2025545 AMAQI
25°C22/29°C
21st Jul 2025546 AMAQI
21st Jul 2025547 AMAQI
21st Jul 2025548 AMAQI
21st Jul 2025509 AMAQI
21st Jul 20254210 AMAQI
21st Jul 20254211 AMAQI
21st Jul 20254412 PMAQI
21st Jul 2025551 PMAQI
21st Jul 2025552 PMAQI
21st Jul 2025543 PMAQI
21st Jul 2025544 PMAQI
21st Jul 2025435 PMAQI
21st Jul 2025376 PMAQI
21st Jul 2025487 PMAQI
21st Jul 2025558 PMAQI
21st Jul 2025569 PMAQI
21st Jul 20255710 PMAQI
21st Jul 20255911 PMAQI
22nd Jul 20255412 AMAQI
22nd Jul 2025541 AMAQI
22nd Jul 2025542 AMAQI
22nd Jul 2025543 AMAQI
22nd Jul 2025534 AMAQI
22nd Jul 2025535 AMAQI
27°C20/34°C
22nd Jul 2025536 AMAQI
22nd Jul 2025537 AMAQI
22nd Jul 2025578 AMAQI
22nd Jul 2025559 AMAQI
22nd Jul 20255410 AMAQI
22nd Jul 20255211 AMAQI
22nd Jul 20254412 PMAQI
22nd Jul 2025521 PMAQI
22nd Jul 2025532 PMAQI
22nd Jul 2025503 PMAQI
22nd Jul 2025484 PMAQI
22nd Jul 2025385 PMAQI
22nd Jul 2025476 PMAQI
22nd Jul 2025597 PMAQI
22nd Jul 2025608 PMAQI
22nd Jul 2025599 PMAQI
22nd Jul 20256310 PMAQI
22nd Jul 20256011 PMAQI
23rd Jul 20255612 AMAQI
23rd Jul 2025531 AMAQI
23rd Jul 2025532 AMAQI
23rd Jul 2025533 AMAQI
23rd Jul 2025524 AMAQI
23rd Jul 2025525 AMAQI
30°C22/38°C
23rd Jul 2025536 AMAQI
23rd Jul 2025537 AMAQI
23rd Jul 2025598 AMAQI
23rd Jul 2025569 AMAQI
23rd Jul 20255610 AMAQI
23rd Jul 20255511 AMAQI
23rd Jul 20255612 PMAQI
23rd Jul 2025561 PMAQI
23rd Jul 2025512 PMAQI
23rd Jul 2025543 PMAQI
23rd Jul 2025554 PMAQI
23rd Jul 2025575 PMAQI
23rd Jul 2025526 PMAQI
23rd Jul 2025567 PMAQI
23rd Jul 2025588 PMAQI
23rd Jul 2025619 PMAQI
23rd Jul 20256110 PMAQI
23rd Jul 20256011 PMAQI
24th Jul 20255912 AMAQI
24th Jul 2025601 AMAQI
24th Jul 2025562 AMAQI
24th Jul 2025533 AMAQI
24th Jul 2025544 AMAQI
24th Jul 2025545 AMAQI
31°C26/37°C
24th Jul 2025536 AMAQI
24th Jul 2025547 AMAQI
24th Jul 2025568 AMAQI
24th Jul 2025589 AMAQI
24th Jul 20256210 AMAQI
24th Jul 20256711 AMAQI
24th Jul 20256712 PMAQI
24th Jul 2025701 PMAQI
24th Jul 2025702 PMAQI
24th Jul 2025683 PMAQI
24th Jul 2025704 PMAQI
24th Jul 2025685 PMAQI
24th Jul 2025706 PMAQI
24th Jul 2025667 PMAQI
24th Jul 2025648 PMAQI
24th Jul 2025649 PMAQI
24th Jul 20256510 PMAQI
24th Jul 20256311 PMAQI
25th Jul 20256412 AMAQI
25th Jul 2025551 AMAQI
25th Jul 2025552 AMAQI
25th Jul 2025563 AMAQI
25th Jul 2025564 AMAQI
25th Jul 2025565 AMAQI
29°C24/35°C
25th Jul 2025566 AMAQI
25th Jul 2025577 AMAQI
25th Jul 2025568 AMAQI
25th Jul 2025549 AMAQI
25th Jul 20253710 AMAQI
25th Jul 20254011 AMAQI
25th Jul 20254612 PMAQI
25th Jul 2025401 PMAQI
25th Jul 2025322 PMAQI
25th Jul 2025353 PMAQI
25th Jul 2025494 PMAQI
25th Jul 2025545 PMAQI
25th Jul 2025526 PMAQI
25th Jul 2025537 PMAQI
25th Jul 2025588 PMAQI
25th Jul 2025579 PMAQI
25th Jul 20255610 PMAQI
25th Jul 20255811 PMAQI
26th Jul 20255912 AMAQI
26th Jul 2025561 AMAQI
26th Jul 2025562 AMAQI
26th Jul 2025553 AMAQI
26th Jul 2025544 AMAQI
26th Jul 2025545 AMAQI
28°C23/35°C
26th Jul 2025546 AMAQI
26th Jul 2025547 AMAQI
26th Jul 2025658 AMAQI
26th Jul 2025659 AMAQI
26th Jul 20257010 AMAQI
26th Jul 20256811 AMAQI
26th Jul 20257212 PMAQI
26th Jul 2025731 PMAQI
26th Jul 2025722 PMAQI
26th Jul 2025573 PMAQI
26th Jul 2025564 PMAQI
26th Jul 2025495 PMAQI
26th Jul 2025466 PMAQI
26th Jul 2025537 PMAQI
26th Jul 2025598 PMAQI
26th Jul 2025609 PMAQI
26th Jul 20255810 PMAQI
26th Jul 20255711 PMAQI
27th Jul 20255812 AMAQI
27th Jul 2025551 AMAQI
27th Jul 2025552 AMAQI
27th Jul 2025553 AMAQI
27th Jul 2025574 AMAQI
27th Jul 2025575 AMAQI
27°C23/31°C
27th Jul 2025576 AMAQI
27th Jul 2025577 AMAQI
27th Jul 2025568 AMAQI
27th Jul 2025589 AMAQI
27th Jul 20255210 AMAQI
27th Jul 20254511 AMAQI
27th Jul 20255212 PMAQI
27th Jul 2025531 PMAQI
27th Jul 2025472 PMAQI
27th Jul 2025523 PMAQI
27th Jul 2025514 PMAQI
27th Jul 2025545 PMAQI
27th Jul 2025586 PMAQI
27th Jul 2025557 PMAQI
27th Jul 2025568 PMAQI
27th Jul 2025589 PMAQI
27th Jul 20255910 PMAQI
27th Jul 20256211 PMAQI
28th Jul 20256112 AMAQI
28th Jul 2025561 AMAQI
28th Jul 2025552 AMAQI
28th Jul 2025553 AMAQI
28th Jul 2025554 AMAQI
28th Jul 2025555 AMAQI
28°C23/33°C
28th Jul 2025546 AMAQI
28th Jul 2025547 AMAQI
28th Jul 2025578 AMAQI
28th Jul 2025569 AMAQI
28th Jul 20255210 AMAQI
28th Jul 20255011 AMAQI
28th Jul 20255212 PMAQI
28th Jul 2025411 PMAQI
28th Jul 2025462 PMAQI
28th Jul 2025543 PMAQI
28th Jul 2025464 PMAQI
28th Jul 2025405 PMAQI
28th Jul 2025396 PMAQI
28th Jul 2025537 PMAQI
28th Jul 2025548 PMAQI
28th Jul 2025569 PMAQI
28th Jul 20255610 PMAQI
28th Jul 20255611 PMAQI
29th Jul 20255812 AMAQI
29th Jul 2025561 AMAQI
29th Jul 2025552 AMAQI
29th Jul 2025553 AMAQI
29th Jul 2025544 AMAQI
29th Jul 2025545 AMAQI
27°C21/33°C
29th Jul 2025546 AMAQI
29th Jul 2025547 AMAQI
29th Jul 2025558 AMAQI
29th Jul 2025569 AMAQI
29th Jul 20255510 AMAQI
29th Jul 20255411 AMAQI
29th Jul 20255512 PMAQI
29th Jul 2025531 PMAQI
29th Jul 2025522 PMAQI
29th Jul 2025543 PMAQI
29th Jul 2025404 PMAQI
29th Jul 2025365 PMAQI
29th Jul 2025376 PMAQI
29th Jul 2025497 PMAQI
29th Jul 2025538 PMAQI
29th Jul 2025549 PMAQI
29th Jul 20255410 PMAQI
29th Jul 20255211 PMAQI
30th Jul 20255112 AMAQI
30th Jul 2025541 AMAQI
30th Jul 2025542 AMAQI
30th Jul 2025543 AMAQI
30th Jul 2025544 AMAQI
30th Jul 2025545 AMAQI
21°C18/25°C
30th Jul 2025536 AMAQI
30th Jul 2025547 AMAQI
30th Jul 2025548 AMAQI
30th Jul 2025509 AMAQI
30th Jul 20255210 AMAQI
30th Jul 20254411 AMAQI
30th Jul 20253612 PMAQI
30th Jul 2025361 PMAQI
30th Jul 2025382 PMAQI
30th Jul 2025403 PMAQI
30th Jul 2025364 PMAQI
30th Jul 2025345 PMAQI
30th Jul 2025446 PMAQI
30th Jul 2025517 PMAQI
30th Jul 2025568 PMAQI
30th Jul 2025559 PMAQI
30th Jul 20255710 PMAQI
30th Jul 20255611 PMAQI
31st Jul 20255412 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 20254510 AMAQI
31st Jul 20253611 AMAQI
31st Jul 20253912 PMAQI
31st Jul 2025331 PMAQI
31st Jul 2025302 PMAQI
31st Jul 2025213 PMAQI
31st Jul 2025334 PMAQI
31st Jul 2025295 PMAQI
31st Jul 2025306 PMAQI
31st Jul 2025347 PMAQI
31st Jul 2025468 PMAQI
31st Jul 2025529 PMAQI
31st Jul 20255210 PMAQI
31st Jul 20255211 PMAQI
1st Aug 20255012 AMAQI
1st Aug 2025521 AMAQI
1st Aug 2025512 AMAQI
1st Aug 2025483 AMAQI
1st Aug 2025484 AMAQI
1st Aug 2025475 AMAQI
24°C18/30°C
1st Aug 2025486 AMAQI
1st Aug 2025477 AMAQI
1st Aug 2025488 AMAQI
1st Aug 2025459 AMAQI
1st Aug 20254510 AMAQI
1st Aug 20254411 AMAQI
1st Aug 20254012 PMAQI
1st Aug 2025461 PMAQI
1st Aug 2025362 PMAQI
1st Aug 2025323 PMAQI
1st Aug 2025334 PMAQI
1st Aug 2025275 PMAQI
1st Aug 2025346 PMAQI
1st Aug 2025427 PMAQI
1st Aug 2025508 PMAQI
1st Aug 2025509 PMAQI
1st Aug 20255010 PMAQI
1st Aug 20255611 PMAQI
2nd Aug 20255512 AMAQI
2nd Aug 2025501 AMAQI
2nd Aug 2025502 AMAQI
2nd Aug 2025503 AMAQI
2nd Aug 2025484 AMAQI
2nd Aug 2025495 AMAQI
25°C21/30°C
2nd Aug 2025486 AMAQI
2nd Aug 2025497 AMAQI
2nd Aug 2025488 AMAQI
2nd Aug 2025489 AMAQI
2nd Aug 20255110 AMAQI
2nd Aug 20255011 AMAQI
2nd Aug 20254812 PMAQI
2nd Aug 2025421 PMAQI
2nd Aug 2025502 PMAQI
2nd Aug 2025453 PMAQI
2nd Aug 2025484 PMAQI
2nd Aug 2025515 PMAQI
2nd Aug 2025556 PMAQI
2nd Aug 2025547 PMAQI
2nd Aug 2025548 PMAQI
2nd Aug 2025529 PMAQI
2nd Aug 20254810 PMAQI
2nd Aug 20254411 PMAQI
3rd Aug 20254412 AMAQI
3rd Aug 2025521 AMAQI
3rd Aug 2025492 AMAQI
3rd Aug 2025513 AMAQI
3rd Aug 2025514 AMAQI
3rd Aug 2025525 AMAQI
22°C20/25°C
3rd Aug 2025526 AMAQI
3rd Aug 2025527 AMAQI
3rd Aug 2025388 AMAQI
3rd Aug 2025249 AMAQI
3rd Aug 20252610 AMAQI
3rd Aug 20252811 AMAQI
3rd Aug 20252412 PMAQI
3rd Aug 2025241 PMAQI
3rd Aug 2025202 PMAQI
3rd Aug 2025223 PMAQI
3rd Aug 2025244 PMAQI
3rd Aug 2025225 PMAQI
3rd Aug 2025216 PMAQI
3rd Aug 2025307 PMAQI
3rd Aug 2025418 PMAQI
3rd Aug 2025449 PMAQI
3rd Aug 20254710 PMAQI
3rd Aug 20254811 PMAQI
4th Aug 20255012 AMAQI
4th Aug 2025521 AMAQI
4th Aug 2025512 AMAQI
4th Aug 2025473 AMAQI
4th Aug 2025474 AMAQI
4th Aug 2025475 AMAQI
21°C19/26°C
4th Aug 2025496 AMAQI
4th Aug 2025457 AMAQI
4th Aug 2025388 AMAQI
4th Aug 2025379 AMAQI
4th Aug 20253110 AMAQI
4th Aug 20252611 AMAQI
4th Aug 20252412 PMAQI
4th Aug 2025241 PMAQI
4th Aug 2025252 PMAQI
4th Aug 2025283 PMAQI
4th Aug 2025254 PMAQI
4th Aug 2025275 PMAQI
4th Aug 2025326 PMAQI
4th Aug 2025377 PMAQI
4th Aug 2025448 PMAQI
4th Aug 2025529 PMAQI
4th Aug 20255410 PMAQI
4th Aug 20255411 PMAQI
5th Aug 20255212 AMAQI
5th Aug 2025461 AMAQI
5th Aug 2025462 AMAQI
5th Aug 2025433 AMAQI
5th Aug 2025444 AMAQI
5th Aug 2025425 AMAQI
24°C18/30°C
5th Aug 2025436 AMAQI
6 AM5th Aug 2025427 AMAQI
5th Aug 2025448 AMAQI
5th Aug 2025469 AMAQI
5th Aug 20253910 AMAQI
5th Aug 20253211 AMAQI
5th Aug 20254212 PMAQI
5th Aug 2025341 PMAQI
1 PM5th Aug 2025332 PMAQI
5th Aug 2025323 PMAQI
5th Aug 2025324 PMAQI
5th Aug 2025315 PMAQI
5th Aug 2025356 PMAQI
5th Aug 2025427 PMAQI
5th Aug 2025478 PMAQI
9 PM
1 AM
5 AM
--°C/°C
Day time
Avg. Highest Time
8 PM - 9 PM
56AQI
2 hours / Day
60 hours / Month
Avg. Lowest Time
10 AM - 6 PM
48AQI
9 hours / Day
270 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 8 PM to 9 PM (Avg. 56), while the lowest AQI was between 10 AM to 6 PM (Avg. 48).
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
Ranghulu District, Daqing, Heilongjiang, China
2025
3%
7
65%
141
23%
50
7%
15
1%
3
Total number of days with different AQI categories in last 217 days in 2025 (148 days remaining)
Good
7 DaysModerate
141 DaysPoor
50 DaysUnhealthy
15 DaysSevere
3 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 3%
Health Risk Level:
Extreme
In 2025, 3% of 217 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
Ranghulu 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
160AQI
160AQI
2nd January 2025
122AQI
122AQI
3rd January 2025
126AQI
126AQI
4th January 2025
160AQI
160AQI
5th January 2025
154AQI
154AQI
6th January 2025
154AQI
154AQI
7th January 2025
120AQI
120AQI
8th January 2025
118AQI
118AQI
9th January 2025
93AQI
93AQI
10th January 2025
109AQI
109AQI
11th January 2025
139AQI
139AQI
12th January 2025
171AQI
171AQI
13th January 2025
194AQI
194AQI
14th January 2025
165AQI
165AQI
15th January 2025
116AQI
116AQI
16th January 2025
114AQI
114AQI
17th January 2025
142AQI
142AQI
18th January 2025
166AQI
166AQI
19th January 2025
176AQI
176AQI
20th January 2025
189AQI
189AQI
21st January 2025
168AQI
168AQI
22nd January 2025
150AQI
150AQI
23rd January 2025
178AQI
178AQI
24th January 2025
216AQI
216AQI
25th January 2025
233AQI
233AQI
26th January 2025
209AQI
209AQI
27th January 2025
142AQI
142AQI
28th January 2025
131AQI
131AQI
29th January 2025
114AQI
114AQI
30th January 2025
109AQI
109AQI
31st January 2025
112AQI
112AQI
1st February 2025
133AQI
133AQI
2nd February 2025
152AQI
152AQI
3rd February 2025
120AQI
120AQI
4th February 2025
101AQI
101AQI
5th February 2025
124AQI
124AQI
6th February 2025
115AQI
115AQI
7th February 2025
85AQI
85AQI
8th February 2025
81AQI
81AQI
9th February 2025
80AQI
80AQI
10th February 2025
113AQI
113AQI
11th February 2025
150AQI
150AQI
12th February 2025
130AQI
130AQI
13th February 2025
106AQI
106AQI
14th February 2025
103AQI
103AQI
15th February 2025
111AQI
111AQI
16th February 2025
86AQI
86AQI
17th February 2025
82AQI
82AQI
18th February 2025
73AQI
73AQI
19th February 2025
73AQI
73AQI
20th February 2025
79AQI
79AQI
21st February 2025
83AQI
83AQI
22nd February 2025
97AQI
97AQI
23rd February 2025
79AQI
79AQI
24th February 2025
85AQI
85AQI
25th February 2025
79AQI
79AQI
26th February 2025
74AQI
74AQI
27th February 2025
83AQI
83AQI
28th February 2025
71AQI
71AQI
1st March 2025
69AQI
69AQI
2nd March 2025
76AQI
76AQI
3rd March 2025
85AQI
85AQI
4th March 2025
100AQI
100AQI
5th March 2025
122AQI
122AQI
6th March 2025
111AQI
111AQI
7th March 2025
102AQI
102AQI
8th March 2025
100AQI
100AQI
9th March 2025
143AQI
143AQI
10th March 2025
146AQI
146AQI
11th March 2025
140AQI
140AQI
12th March 2025
96AQI
96AQI
13th March 2025
87AQI
87AQI
14th March 2025
69AQI
69AQI
15th March 2025
65AQI
65AQI
16th March 2025
69AQI
69AQI
17th March 2025
68AQI
68AQI
18th March 2025
71AQI
71AQI
19th March 2025
103AQI
103AQI
20th March 2025
74AQI
74AQI
21st March 2025
77AQI
77AQI
22nd March 2025
71AQI
71AQI
23rd March 2025
175AQI
175AQI
24th March 2025
87AQI
87AQI
25th March 2025
109AQI
109AQI
26th March 2025
110AQI
110AQI
27th March 2025
76AQI
76AQI
28th March 2025
78AQI
78AQI
29th March 2025
61AQI
61AQI
30th March 2025
68AQI
68AQI
31st March 2025
76AQI
76AQI
1st April 2025
102AQI
102AQI
2nd April 2025
104AQI
104AQI
3rd April 2025
110AQI
110AQI
4th April 2025
137AQI
137AQI
5th April 2025
102AQI
102AQI
6th April 2025
116AQI
116AQI
7th April 2025
107AQI
107AQI
8th April 2025
96AQI
96AQI
9th April 2025
125AQI
125AQI
10th April 2025
150AQI
150AQI
11th April 2025
156AQI
156AQI
12th April 2025
112AQI
112AQI
13th April 2025
97AQI
97AQI
14th April 2025
79AQI
79AQI
15th April 2025
65AQI
65AQI
16th April 2025
62AQI
62AQI
17th April 2025
96AQI
96AQI
18th April 2025
65AQI
65AQI
19th April 2025
76AQI
76AQI
20th April 2025
74AQI
74AQI
21st April 2025
83AQI
83AQI
22nd April 2025
55AQI
55AQI
23rd April 2025
70AQI
70AQI
24th April 2025
60AQI
60AQI
25th April 2025
61AQI
61AQI
26th April 2025
64AQI
64AQI
27th April 2025
90AQI
90AQI
28th April 2025
68AQI
68AQI
29th April 2025
101AQI
101AQI
30th April 2025
61AQI
61AQI
1st May 2025
76AQI
76AQI
2nd May 2025
60AQI
60AQI
3rd May 2025
60AQI
60AQI
4th May 2025
51AQI
51AQI
5th May 2025
54AQI
54AQI
6th May 2025
59AQI
59AQI
7th May 2025
68AQI
68AQI
8th May 2025
75AQI
75AQI
9th May 2025
71AQI
71AQI
10th May 2025
69AQI
69AQI
11th May 2025
85AQI
85AQI
12th May 2025
108AQI
108AQI
13th May 2025
106AQI
106AQI
14th May 2025
98AQI
98AQI
15th May 2025
117AQI
117AQI
16th May 2025
88AQI
88AQI
17th May 2025
81AQI
81AQI
18th May 2025
75AQI
75AQI
19th May 2025
71AQI
71AQI
20th May 2025
84AQI
84AQI
21st May 2025
67AQI
67AQI
22nd May 2025
65AQI
65AQI
23rd May 2025
62AQI
62AQI
24th May 2025
66AQI
66AQI
25th May 2025
67AQI
67AQI
26th May 2025
78AQI
78AQI
27th May 2025
81AQI
81AQI
28th May 2025
99AQI
99AQI
29th May 2025
87AQI
87AQI
30th May 2025
106AQI
106AQI
31st May 2025
95AQI
95AQI
1st June 2025
74AQI
74AQI
2nd June 2025
76AQI
76AQI
3rd June 2025
62AQI
62AQI
4th June 2025
67AQI
67AQI
5th June 2025
57AQI
57AQI
6th June 2025
56AQI
56AQI
7th June 2025
54AQI
54AQI
8th June 2025
65AQI
65AQI
9th June 2025
57AQI
57AQI
10th June 2025
55AQI
55AQI
11th June 2025
53AQI
53AQI
12th June 2025
61AQI
61AQI
13th June 2025
70AQI
70AQI
14th June 2025
63AQI
63AQI
15th June 2025
70AQI
70AQI
16th June 2025
62AQI
62AQI
17th June 2025
61AQI
61AQI
18th June 2025
62AQI
62AQI
19th June 2025
61AQI
61AQI
20th June 2025
59AQI
59AQI
21st June 2025
55AQI
55AQI
22nd June 2025
54AQI
54AQI
23rd June 2025
55AQI
55AQI
24th June 2025
59AQI
59AQI
25th June 2025
61AQI
61AQI
26th June 2025
62AQI
62AQI
27th June 2025
65AQI
65AQI
28th June 2025
60AQI
60AQI
29th June 2025
63AQI
63AQI
30th June 2025
67AQI
67AQI
1st July 2025
62AQI
62AQI
2nd July 2025
58AQI
58AQI
3rd July 2025
60AQI
60AQI
4th July 2025
58AQI
58AQI
5th July 2025
56AQI
56AQI
6th July 2025
57AQI
57AQI
7th July 2025
56AQI
56AQI
8th July 2025
56AQI
56AQI
9th July 2025
57AQI
57AQI
10th July 2025
58AQI
58AQI
11th July 2025
62AQI
62AQI
12th July 2025
57AQI
57AQI
13th July 2025
55AQI
55AQI
14th July 2025
54AQI
54AQI
15th July 2025
51AQI
51AQI
16th July 2025
51AQI
51AQI
17th July 2025
53AQI
53AQI
18th July 2025
52AQI
52AQI
19th July 2025
52AQI
52AQI
20th July 2025
50AQI
50AQI
21st July 2025
52AQI
52AQI
22nd July 2025
53AQI
53AQI
23rd July 2025
55AQI
55AQI
24th July 2025
62AQI
62AQI
25th July 2025
52AQI
52AQI
26th July 2025
58AQI
58AQI
27th July 2025
56AQI
56AQI
28th July 2025
52AQI
52AQI
29th July 2025
52AQI
52AQI
30th July 2025
49AQI
49AQI
31st July 2025
44AQI
44AQI
1st August 2025
45AQI
45AQI
2nd August 2025
50AQI
50AQI
3rd August 2025
38AQI
38AQI
4th August 2025
42AQI
42AQI
150AQI
98AQI
93AQI
91AQI
78AQI
62AQI
55AQI
44AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202589AQI
1
15
12
3
16
11
1
21
9
1
18
11
1
27
4
30
3
28
4
7
141
50
15
3
Highest AQI recorded in
January150AQI
Lowest AQI recorded in
August44AQI
202481AQI
20
8
3
18
9
2
1
26
4
21
7
2
4
26
1
21
9
12
11
6
2
22
9
10
20
24
7
9
12
3
6
22
9
70
215
63
12
6
Highest AQI recorded in
November138AQI
Lowest AQI recorded in
August46AQI
202369AQI
16
9
6
16
9
3
2
25
3
1
2
16
9
1
2
7
16
4
1
18
12
26
3
2
30
1
26
4
10
19
1
1
5
13
5
3
1
25
4
1
127
166
44
19
2
Highest AQI recorded in
January104AQI
Lowest AQI recorded in
August34AQI
202269AQI
10
12
7
2
15
5
1
1
28
2
1
16
1
29
2
10
20
20
1
1
22
6
22
6
3
2
21
6
1
28
2
1
77
180
33
11
2
1
Highest AQI recorded in
January123AQI
Lowest AQI recorded in
September31AQI
202173AQI
19
6
6
20
5
3
22
7
2
1
23
3
2
1
11
18
2
11
18
1
11
20
14
5
2
21
9
14
16
1
4
16
8
2
20
11
87
206
46
15
1
Highest AQI recorded in
January101AQI
Lowest AQI recorded in
September47AQI
202060AQI
11
2
14
4
2
6
12
21
9
15
14
27
4
19
11
14
14
2
1
8
20
2
1
27
2
1
111
136
12
4
Highest AQI recorded in
April93AQI
Lowest AQI recorded in
August35AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2025(Avg.)
89AQILeast Polluted Year Recorded
2020(Avg.)
60AQIRanghulu District's annual 2025 AQI (89) shows an average percentage change of 27.2% (worsened AQI) compared to previous years: 2020 (60), 2021 (73), 2022 (69), 2023 (69), 2024 (81).
