Anju Compound, Qiqihar, 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
Anju Compound, Qiqihar, Heilongjiang, China
2021
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
7th Aug 2021
158AQILowest AQI recorded on
2nd Aug 2021
13AQISame Day Analysis (3rd August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 2nd highest AQI at 46 of Good air quality, showing improvement over 2023 on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 3rd Aug - 4th Aug 2025
Anju Compound, Qiqihar, Heilongjiang, China
AQI
Day
Night
.
4 AM3rd Aug 2025
7 PM
3 AM4th Aug 2025
Day time
Avg. Highest Time
12AMNaNth undefined
AQI
Avg. Lowest Time
12AMNaNth undefined
AQI
Night time
Avg. Highest Time
4AM3rd Aug
52AQI
Avg. Lowest Time
6PM3rd Aug
22AQI
In the last 24 hours,
Anju Compound's AQI reached its highest point of 52 at 4 AM during the Night, while the lowest point, 22, was recorded at 6 PM during the Night between 3rd Aug and 4th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Anju Compound, Qiqihar, 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 2025584 AMAQI
5th Jul 2025585 AMAQI
5th Jul 2025586 AMAQI
5th Jul 2025597 AMAQI
5th Jul 2025468 AMAQI
5th Jul 2025409 AMAQI
5th Jul 20253210 AMAQI
5th Jul 20252811 AMAQI
5th Jul 20254212 PMAQI
5th Jul 2025701 PMAQI
5th Jul 2025442 PMAQI
5th Jul 2025343 PMAQI
5th Jul 2025384 PMAQI
5th Jul 2025305 PMAQI
5th Jul 2025426 PMAQI
5th Jul 2025407 PMAQI
5th Jul 2025508 PMAQI
5th Jul 2025489 PMAQI
5th Jul 20255010 PMAQI
5th Jul 20255611 PMAQI
6th Jul 20256212 AMAQI
6th Jul 2025571 AMAQI
6th Jul 2025562 AMAQI
6th Jul 2025563 AMAQI
20°C18/22°C
6th Jul 2025554 AMAQI
6th Jul 2025555 AMAQI
6th Jul 2025566 AMAQI
6th Jul 2025557 AMAQI
6th Jul 2025368 AMAQI
6th Jul 2025289 AMAQI
6th Jul 20253010 AMAQI
6th Jul 20253311 AMAQI
6th Jul 20252912 PMAQI
6th Jul 2025281 PMAQI
6th Jul 2025362 PMAQI
6th Jul 2025503 PMAQI
6th Jul 2025364 PMAQI
6th Jul 2025335 PMAQI
6th Jul 2025326 PMAQI
6th Jul 2025567 PMAQI
6th Jul 2025588 PMAQI
6th Jul 2025549 PMAQI
6th Jul 20255810 PMAQI
6th Jul 20256211 PMAQI
7th Jul 20255612 AMAQI
7th Jul 2025561 AMAQI
7th Jul 2025562 AMAQI
7th Jul 2025563 AMAQI
25°C19/32°C
7th Jul 2025544 AMAQI
7th Jul 2025545 AMAQI
7th Jul 2025536 AMAQI
7th Jul 2025547 AMAQI
7th Jul 2025378 AMAQI
7th Jul 2025319 AMAQI
7th Jul 20252710 AMAQI
7th Jul 20252411 AMAQI
7th Jul 20253012 PMAQI
7th Jul 2025271 PMAQI
7th Jul 2025282 PMAQI
7th Jul 2025423 PMAQI
7th Jul 2025474 PMAQI
7th Jul 2025285 PMAQI
7th Jul 2025316 PMAQI
7th Jul 2025587 PMAQI
7th Jul 2025528 PMAQI
7th Jul 2025549 PMAQI
7th Jul 20255110 PMAQI
7th Jul 20255511 PMAQI
8th Jul 20255612 AMAQI
8th Jul 2025551 AMAQI
8th Jul 2025552 AMAQI
8th Jul 2025543 AMAQI
24°C16/31°C
8th Jul 2025534 AMAQI
8th Jul 2025535 AMAQI
8th Jul 2025536 AMAQI
8th Jul 2025537 AMAQI
8th Jul 2025358 AMAQI
8th Jul 2025289 AMAQI
8th Jul 20253310 AMAQI
8th Jul 20253011 AMAQI
8th Jul 20253512 PMAQI
8th Jul 2025321 PMAQI
8th Jul 2025332 PMAQI
8th Jul 2025343 PMAQI
8th Jul 2025324 PMAQI
8th Jul 2025295 PMAQI
8th Jul 2025426 PMAQI
8th Jul 2025477 PMAQI
8th Jul 2025528 PMAQI
8th Jul 2025529 PMAQI
8th Jul 20254710 PMAQI
8th Jul 20255011 PMAQI
9th Jul 20254612 AMAQI
9th Jul 2025551 AMAQI
9th Jul 2025552 AMAQI
9th Jul 2025543 AMAQI
25°C21/31°C
9th Jul 2025534 AMAQI
9th Jul 2025535 AMAQI
9th Jul 2025536 AMAQI
9th Jul 2025537 AMAQI
9th Jul 2025358 AMAQI
9th Jul 2025429 AMAQI
9th Jul 20254410 AMAQI
9th Jul 20255111 AMAQI
9th Jul 20254812 PMAQI
9th Jul 2025421 PMAQI
9th Jul 2025452 PMAQI
9th Jul 2025553 PMAQI
9th Jul 2025554 PMAQI
9th Jul 2025565 PMAQI
9th Jul 2025576 PMAQI
9th Jul 2025547 PMAQI
9th Jul 2025558 PMAQI
9th Jul 2025569 PMAQI
9th Jul 20255610 PMAQI
9th Jul 20255511 PMAQI
10th Jul 20255212 AMAQI
10th Jul 2025541 AMAQI
10th Jul 2025542 AMAQI
10th Jul 2025543 AMAQI
27°C18/35°C
10th Jul 2025534 AMAQI
10th Jul 2025545 AMAQI
10th Jul 2025536 AMAQI
10th Jul 2025547 AMAQI
10th Jul 2025528 AMAQI
10th Jul 2025529 AMAQI
10th Jul 20255210 AMAQI
10th Jul 20256311 AMAQI
10th Jul 20258712 PMAQI
10th Jul 2025791 PMAQI
10th Jul 2025682 PMAQI
10th Jul 2025703 PMAQI
10th Jul 2025684 PMAQI
10th Jul 2025595 PMAQI
10th Jul 2025566 PMAQI
10th Jul 2025587 PMAQI
10th Jul 2025608 PMAQI
10th Jul 2025699 PMAQI
10th Jul 20255310 PMAQI
10th Jul 20255111 PMAQI
11th Jul 20255112 AMAQI
11th Jul 2025541 AMAQI
11th Jul 2025542 AMAQI
11th Jul 2025553 AMAQI
30°C23/37°C
11th Jul 2025564 AMAQI
11th Jul 2025565 AMAQI
11th Jul 2025566 AMAQI
11th Jul 2025567 AMAQI
11th Jul 2025628 AMAQI
11th Jul 2025649 AMAQI
11th Jul 20256810 AMAQI
11th Jul 20256411 AMAQI
11th Jul 20256512 PMAQI
11th Jul 2025661 PMAQI
11th Jul 2025662 PMAQI
11th Jul 2025613 PMAQI
11th Jul 2025584 PMAQI
11th Jul 2025565 PMAQI
11th Jul 2025586 PMAQI
11th Jul 2025617 PMAQI
11th Jul 2025668 PMAQI
11th Jul 2025719 PMAQI
11th Jul 20255610 PMAQI
11th Jul 20255611 PMAQI
12th Jul 20255012 AMAQI
12th Jul 2025561 AMAQI
12th Jul 2025562 AMAQI
12th Jul 2025563 AMAQI
31°C25/39°C
12th Jul 2025574 AMAQI
12th Jul 2025585 AMAQI
12th Jul 2025586 AMAQI
12th Jul 2025587 AMAQI
12th Jul 2025468 AMAQI
12th Jul 2025519 AMAQI
12th Jul 20253810 AMAQI
12th Jul 20254811 AMAQI
12th Jul 20253712 PMAQI
12th Jul 2025481 PMAQI
12th Jul 2025462 PMAQI
12th Jul 2025473 PMAQI
12th Jul 2025474 PMAQI
12th Jul 2025475 PMAQI
12th Jul 2025476 PMAQI
12th Jul 2025547 PMAQI
12th Jul 2025578 PMAQI
12th Jul 2025549 PMAQI
12th Jul 20255210 PMAQI
12th Jul 20254511 PMAQI
13th Jul 20254712 AMAQI
13th Jul 2025561 AMAQI
13th Jul 2025572 AMAQI
13th Jul 2025563 AMAQI
26°C21/32°C
13th Jul 2025564 AMAQI
13th Jul 2025565 AMAQI
13th Jul 2025566 AMAQI
13th Jul 2025567 AMAQI
13th Jul 2025398 AMAQI
13th Jul 2025349 AMAQI
13th Jul 20252210 AMAQI
13th Jul 20252411 AMAQI
13th Jul 20253212 PMAQI
13th Jul 2025311 PMAQI
13th Jul 2025342 PMAQI
13th Jul 2025463 PMAQI
13th Jul 2025394 PMAQI
13th Jul 2025255 PMAQI
13th Jul 2025266 PMAQI
13th Jul 2025437 PMAQI
13th Jul 2025588 PMAQI
13th Jul 2025579 PMAQI
13th Jul 20255910 PMAQI
13th Jul 20256011 PMAQI
14th Jul 20255612 AMAQI
14th Jul 2025561 AMAQI
14th Jul 2025562 AMAQI
14th Jul 2025553 AMAQI
26°C19/34°C
14th Jul 2025544 AMAQI
14th Jul 2025545 AMAQI
14th Jul 2025536 AMAQI
14th Jul 2025537 AMAQI
14th Jul 2025338 AMAQI
14th Jul 2025319 AMAQI
14th Jul 20253410 AMAQI
14th Jul 20253111 AMAQI
14th Jul 20253612 PMAQI
14th Jul 2025391 PMAQI
14th Jul 2025402 PMAQI
14th Jul 2025343 PMAQI
14th Jul 2025414 PMAQI
14th Jul 2025375 PMAQI
14th Jul 2025326 PMAQI
14th Jul 2025487 PMAQI
14th Jul 2025538 PMAQI
14th Jul 2025549 PMAQI
14th Jul 20255910 PMAQI
14th Jul 20256311 PMAQI
15th Jul 20255712 AMAQI
15th Jul 2025551 AMAQI
15th Jul 2025552 AMAQI
15th Jul 2025543 AMAQI
26°C19/33°C
15th Jul 2025534 AMAQI
15th Jul 2025535 AMAQI
15th Jul 2025536 AMAQI
15th Jul 2025537 AMAQI
15th Jul 2025438 AMAQI
15th Jul 2025339 AMAQI
15th Jul 20253010 AMAQI
15th Jul 20252511 AMAQI
15th Jul 20252812 PMAQI
15th Jul 2025361 PMAQI
15th Jul 2025342 PMAQI
15th Jul 2025503 PMAQI
15th Jul 2025324 PMAQI
15th Jul 2025335 PMAQI
15th Jul 2025326 PMAQI
15th Jul 2025517 PMAQI
15th Jul 2025508 PMAQI
15th Jul 2025529 PMAQI
15th Jul 20255210 PMAQI
15th Jul 20255211 PMAQI
16th Jul 20254912 AMAQI
16th Jul 2025551 AMAQI
16th Jul 2025552 AMAQI
16th Jul 2025543 AMAQI
26°C19/33°C
16th Jul 2025534 AMAQI
16th Jul 2025535 AMAQI
16th Jul 2025526 AMAQI
16th Jul 2025527 AMAQI
16th Jul 2025468 AMAQI
16th Jul 2025469 AMAQI
16th Jul 20252610 AMAQI
16th Jul 20252611 AMAQI
16th Jul 20254612 PMAQI
16th Jul 2025261 PMAQI
16th Jul 2025562 PMAQI
16th Jul 2025533 PMAQI
16th Jul 2025304 PMAQI
16th Jul 2025285 PMAQI
16th Jul 2025426 PMAQI
16th Jul 2025387 PMAQI
16th Jul 2025508 PMAQI
16th Jul 2025489 PMAQI
16th Jul 20255210 PMAQI
16th Jul 20254911 PMAQI
17th Jul 20254712 AMAQI
17th Jul 2025541 AMAQI
17th Jul 2025542 AMAQI
17th Jul 2025533 AMAQI
24°C19/29°C
17th Jul 2025524 AMAQI
17th Jul 2025525 AMAQI
17th Jul 2025526 AMAQI
17th Jul 2025527 AMAQI
17th Jul 2025368 AMAQI
17th Jul 2025369 AMAQI
17th Jul 20252510 AMAQI
17th Jul 20253311 AMAQI
17th Jul 20254612 PMAQI
17th Jul 2025441 PMAQI
17th Jul 2025452 PMAQI
17th Jul 2025473 PMAQI
17th Jul 2025244 PMAQI
17th Jul 2025355 PMAQI
17th Jul 2025246 PMAQI
17th Jul 2025377 PMAQI
17th Jul 2025528 PMAQI
17th Jul 2025549 PMAQI
17th Jul 20255110 PMAQI
17th Jul 20255011 PMAQI
18th Jul 20255212 AMAQI
18th Jul 2025541 AMAQI
18th Jul 2025532 AMAQI
18th Jul 2025533 AMAQI
25°C19/31°C
18th Jul 2025524 AMAQI
18th Jul 2025525 AMAQI
18th Jul 2025526 AMAQI
18th Jul 2025527 AMAQI
18th Jul 2025498 AMAQI
18th Jul 2025359 AMAQI
18th Jul 20254210 AMAQI
18th Jul 20253611 AMAQI
18th Jul 20253512 PMAQI
18th Jul 2025271 PMAQI
18th Jul 2025342 PMAQI
18th Jul 2025483 PMAQI
18th Jul 2025304 PMAQI
18th Jul 2025405 PMAQI
18th Jul 2025886 PMAQI
18th Jul 2025507 PMAQI
18th Jul 2025508 PMAQI
18th Jul 2025519 PMAQI
18th Jul 20255310 PMAQI
18th Jul 20255311 PMAQI
19th Jul 20255212 AMAQI
19th Jul 2025531 AMAQI
19th Jul 2025532 AMAQI
19th Jul 2025523 AMAQI
28°C20/36°C
19th Jul 2025524 AMAQI
19th Jul 2025525 AMAQI
19th Jul 2025526 AMAQI
19th Jul 2025527 AMAQI
19th Jul 2025528 AMAQI
19th Jul 2025539 AMAQI
19th Jul 20253810 AMAQI
19th Jul 20254211 AMAQI
19th Jul 20253112 PMAQI
19th Jul 2025301 PMAQI
19th Jul 2025362 PMAQI
19th Jul 2025383 PMAQI
19th Jul 2025364 PMAQI
19th Jul 2025325 PMAQI
19th Jul 2025386 PMAQI
19th Jul 2025527 PMAQI
19th Jul 2025508 PMAQI
19th Jul 2025509 PMAQI
19th Jul 20255310 PMAQI
19th Jul 20254911 PMAQI
20th Jul 20255312 AMAQI
20th Jul 2025521 AMAQI
20th Jul 2025532 AMAQI
20th Jul 2025533 AMAQI
26°C21/31°C
20th Jul 2025524 AMAQI
20th Jul 2025525 AMAQI
20th Jul 2025526 AMAQI
20th Jul 2025527 AMAQI
20th Jul 2025368 AMAQI
20th Jul 2025229 AMAQI
20th Jul 20253110 AMAQI
20th Jul 20252111 AMAQI
20th Jul 20252312 PMAQI
20th Jul 2025201 PMAQI
20th Jul 2025202 PMAQI
20th Jul 2025203 PMAQI
20th Jul 2025214 PMAQI
20th Jul 2025295 PMAQI
20th Jul 2025406 PMAQI
20th Jul 2025307 PMAQI
20th Jul 2025478 PMAQI
20th Jul 2025489 PMAQI
20th Jul 20255210 PMAQI
20th Jul 20255411 PMAQI
21st Jul 20256212 AMAQI
21st Jul 2025531 AMAQI
21st Jul 2025542 AMAQI
21st Jul 2025523 AMAQI
25°C20/33°C
21st Jul 2025514 AMAQI
21st Jul 2025505 AMAQI
21st Jul 2025496 AMAQI
21st Jul 2025497 AMAQI
21st Jul 2025288 AMAQI
21st Jul 2025229 AMAQI
21st Jul 20252510 AMAQI
21st Jul 20252611 AMAQI
21st Jul 20252812 PMAQI
21st Jul 2025371 PMAQI
21st Jul 2025272 PMAQI
21st Jul 2025343 PMAQI
21st Jul 2025354 PMAQI
21st Jul 2025235 PMAQI
21st Jul 2025446 PMAQI
21st Jul 2025587 PMAQI
21st Jul 2025408 PMAQI
21st Jul 2025429 PMAQI
21st Jul 20254910 PMAQI
21st Jul 20254811 PMAQI
22nd Jul 20255012 AMAQI
22nd Jul 2025521 AMAQI
22nd Jul 2025522 AMAQI
22nd Jul 2025513 AMAQI
28°C20/36°C
22nd Jul 2025504 AMAQI
22nd Jul 2025505 AMAQI
22nd Jul 2025506 AMAQI
22nd Jul 2025507 AMAQI
22nd Jul 2025348 AMAQI
22nd Jul 2025309 AMAQI
22nd Jul 20252810 AMAQI
22nd Jul 20252611 AMAQI
22nd Jul 20253412 PMAQI
22nd Jul 2025291 PMAQI
22nd Jul 2025422 PMAQI
22nd Jul 2025363 PMAQI
22nd Jul 2025224 PMAQI
22nd Jul 2025305 PMAQI
22nd Jul 2025376 PMAQI
22nd Jul 2025367 PMAQI
22nd Jul 2025448 PMAQI
22nd Jul 2025519 PMAQI
22nd Jul 20256010 PMAQI
22nd Jul 20254811 PMAQI
23rd Jul 20255412 AMAQI
23rd Jul 2025521 AMAQI
23rd Jul 2025522 AMAQI
23rd Jul 2025503 AMAQI
31°C22/40°C
23rd Jul 2025484 AMAQI
23rd Jul 2025485 AMAQI
23rd Jul 2025476 AMAQI
23rd Jul 2025477 AMAQI
23rd Jul 2025528 AMAQI
23rd Jul 2025549 AMAQI
23rd Jul 20255610 AMAQI
23rd Jul 20255511 AMAQI
23rd Jul 20255412 PMAQI
23rd Jul 2025541 PMAQI
23rd Jul 2025402 PMAQI
23rd Jul 2025603 PMAQI
23rd Jul 2025624 PMAQI
23rd Jul 2025565 PMAQI
23rd Jul 2025576 PMAQI
23rd Jul 2025587 PMAQI
23rd Jul 2025578 PMAQI
23rd Jul 2025619 PMAQI
23rd Jul 20256010 PMAQI
23rd Jul 20255911 PMAQI
24th Jul 20256412 AMAQI
24th Jul 2025631 AMAQI
24th Jul 2025552 AMAQI
24th Jul 2025523 AMAQI
32°C26/39°C
24th Jul 2025524 AMAQI
24th Jul 2025525 AMAQI
24th Jul 2025526 AMAQI
24th Jul 2025527 AMAQI
24th Jul 2025518 AMAQI
24th Jul 2025589 AMAQI
24th Jul 20255710 AMAQI
24th Jul 20256511 AMAQI
24th Jul 20256212 PMAQI
24th Jul 2025601 PMAQI
24th Jul 2025602 PMAQI
24th Jul 2025593 PMAQI
24th Jul 2025474 PMAQI
24th Jul 2025585 PMAQI
24th Jul 2025606 PMAQI
24th Jul 2025767 PMAQI
24th Jul 2025568 PMAQI
24th Jul 2025609 PMAQI
24th Jul 20255510 PMAQI
24th Jul 20255811 PMAQI
25th Jul 20255312 AMAQI
25th Jul 2025551 AMAQI
25th Jul 2025562 AMAQI
25th Jul 2025563 AMAQI
30°C25/36°C
25th Jul 2025564 AMAQI
25th Jul 2025565 AMAQI
25th Jul 2025566 AMAQI
25th Jul 2025567 AMAQI
25th Jul 2025388 AMAQI
25th Jul 2025319 AMAQI
25th Jul 20252510 AMAQI
25th Jul 20252611 AMAQI
25th Jul 20252412 PMAQI
25th Jul 2025231 PMAQI
25th Jul 2025242 PMAQI
25th Jul 2025273 PMAQI
25th Jul 2025504 PMAQI
25th Jul 2025285 PMAQI
25th Jul 2025366 PMAQI
25th Jul 2025617 PMAQI
25th Jul 2025568 PMAQI
25th Jul 2025559 PMAQI
25th Jul 20255410 PMAQI
25th Jul 20255711 PMAQI
26th Jul 20255712 AMAQI
26th Jul 2025551 AMAQI
26th Jul 2025552 AMAQI
26th Jul 2025543 AMAQI
30°C23/38°C
26th Jul 2025524 AMAQI
26th Jul 2025535 AMAQI
26th Jul 2025526 AMAQI
26th Jul 2025527 AMAQI
26th Jul 2025588 AMAQI
26th Jul 2025599 AMAQI
26th Jul 20256710 AMAQI
26th Jul 20256911 AMAQI
26th Jul 20256712 PMAQI
26th Jul 2025571 PMAQI
26th Jul 2025442 PMAQI
26th Jul 2025533 PMAQI
26th Jul 2025584 PMAQI
26th Jul 2025595 PMAQI
26th Jul 2025446 PMAQI
26th Jul 2025477 PMAQI
26th Jul 2025478 PMAQI
26th Jul 2025559 PMAQI
26th Jul 20255010 PMAQI
26th Jul 20254611 PMAQI
27th Jul 20255112 AMAQI
27th Jul 2025481 AMAQI
27th Jul 2025542 AMAQI
27th Jul 2025543 AMAQI
28°C24/35°C
27th Jul 2025554 AMAQI
27th Jul 2025555 AMAQI
27th Jul 2025556 AMAQI
27th Jul 2025557 AMAQI
27th Jul 2025408 AMAQI
27th Jul 2025229 AMAQI
27th Jul 20252710 AMAQI
27th Jul 20252511 AMAQI
27th Jul 20252512 PMAQI
27th Jul 2025301 PMAQI
27th Jul 2025422 PMAQI
27th Jul 2025233 PMAQI
27th Jul 2025254 PMAQI
27th Jul 2025265 PMAQI
27th Jul 2025366 PMAQI
27th Jul 2025507 PMAQI
27th Jul 2025518 PMAQI
27th Jul 2025549 PMAQI
27th Jul 20255410 PMAQI
27th Jul 20255611 PMAQI
28th Jul 20255912 AMAQI
28th Jul 2025541 AMAQI
28th Jul 2025542 AMAQI
28th Jul 2025523 AMAQI
28°C21/35°C
28th Jul 2025514 AMAQI
28th Jul 2025525 AMAQI
28th Jul 2025516 AMAQI
28th Jul 2025517 AMAQI
28th Jul 2025448 AMAQI
28th Jul 2025509 AMAQI
28th Jul 20253010 AMAQI
28th Jul 20252411 AMAQI
28th Jul 20252312 PMAQI
28th Jul 2025201 PMAQI
28th Jul 2025282 PMAQI
28th Jul 2025543 PMAQI
28th Jul 2025554 PMAQI
28th Jul 2025235 PMAQI
28th Jul 2025246 PMAQI
28th Jul 2025547 PMAQI
28th Jul 2025428 PMAQI
28th Jul 2025449 PMAQI
28th Jul 20255110 PMAQI
28th Jul 20255211 PMAQI
29th Jul 20254912 AMAQI
29th Jul 2025541 AMAQI
29th Jul 2025532 AMAQI
29th Jul 2025533 AMAQI
26°C19/35°C
29th Jul 2025524 AMAQI
29th Jul 2025525 AMAQI
29th Jul 2025526 AMAQI
29th Jul 2025527 AMAQI
29th Jul 2025288 AMAQI
29th Jul 2025369 AMAQI
29th Jul 20252710 AMAQI
29th Jul 20253211 AMAQI
29th Jul 20254512 PMAQI
29th Jul 2025241 PMAQI
29th Jul 2025252 PMAQI
29th Jul 2025323 PMAQI
29th Jul 2025394 PMAQI
29th Jul 2025265 PMAQI
29th Jul 2025206 PMAQI
29th Jul 2025447 PMAQI
29th Jul 2025498 PMAQI
29th Jul 2025409 PMAQI
29th Jul 20255010 PMAQI
29th Jul 20255011 PMAQI
30th Jul 20255612 AMAQI
30th Jul 2025531 AMAQI
30th Jul 2025522 AMAQI
30th Jul 2025513 AMAQI
20°C16/23°C
30th Jul 2025494 AMAQI
30th Jul 2025505 AMAQI
30th Jul 2025496 AMAQI
30th Jul 2025497 AMAQI
30th Jul 2025288 AMAQI
30th Jul 2025259 AMAQI
30th Jul 20252410 AMAQI
30th Jul 20252811 AMAQI
30th Jul 20252512 PMAQI
30th Jul 2025271 PMAQI
30th Jul 2025422 PMAQI
30th Jul 2025233 PMAQI
30th Jul 2025294 PMAQI
30th Jul 2025295 PMAQI
30th Jul 2025306 PMAQI
30th Jul 2025377 PMAQI
30th Jul 2025468 PMAQI
30th Jul 2025479 PMAQI
30th Jul 20254410 PMAQI
30th Jul 20254511 PMAQI
31st Jul 20254812 AMAQI
31st Jul 2025521 AMAQI
31st Jul 2025522 AMAQI
31st Jul 2025523 AMAQI
21°C15/28°C
31st Jul 2025524 AMAQI
31st Jul 2025525 AMAQI
31st Jul 2025526 AMAQI
31st Jul 2025527 AMAQI
31st Jul 2025528 AMAQI
31st Jul 2025529 AMAQI
31st Jul 20253210 AMAQI
31st Jul 20251911 AMAQI
31st Jul 20252212 PMAQI
31st Jul 2025231 PMAQI
31st Jul 2025272 PMAQI
31st Jul 2025323 PMAQI
31st Jul 2025364 PMAQI
31st Jul 2025255 PMAQI
31st Jul 2025296 PMAQI
31st Jul 2025367 PMAQI
31st Jul 2025508 PMAQI
31st Jul 2025549 PMAQI
31st Jul 20255210 PMAQI
31st Jul 20255211 PMAQI
1st Aug 20255012 AMAQI
1st Aug 2025511 AMAQI
1st Aug 2025502 AMAQI
1st Aug 2025493 AMAQI
24°C17/30°C
1st Aug 2025454 AMAQI
1st Aug 2025465 AMAQI
1st Aug 2025476 AMAQI
1st Aug 2025477 AMAQI
1st Aug 2025508 AMAQI
1st Aug 2025509 AMAQI
1st Aug 20254210 AMAQI
1st Aug 20254211 AMAQI
1st Aug 20253812 PMAQI
1st Aug 2025401 PMAQI
1st Aug 2025442 PMAQI
1st Aug 2025333 PMAQI
1st Aug 2025434 PMAQI
1st Aug 2025345 PMAQI
1st Aug 2025326 PMAQI
1st Aug 2025447 PMAQI
1st Aug 2025548 PMAQI
1st Aug 2025509 PMAQI
1st Aug 20254710 PMAQI
1st Aug 20255411 PMAQI
2nd Aug 20255712 AMAQI
2nd Aug 2025501 AMAQI
2nd Aug 2025492 AMAQI
2nd Aug 2025493 AMAQI
26°C20/31°C
2nd Aug 2025484 AMAQI
2nd Aug 2025485 AMAQI
2nd Aug 2025486 AMAQI
2nd Aug 2025497 AMAQI
2nd Aug 2025468 AMAQI
2nd Aug 2025459 AMAQI
2nd Aug 20254510 AMAQI
2nd Aug 20254111 AMAQI
2nd Aug 20254812 PMAQI
2nd Aug 2025481 PMAQI
2nd Aug 2025582 PMAQI
2nd Aug 2025513 PMAQI
2nd Aug 2025464 PMAQI
2nd Aug 2025345 PMAQI
2nd Aug 2025516 PMAQI
2nd Aug 2025417 PMAQI
2nd Aug 2025528 PMAQI
2nd Aug 2025519 PMAQI
2nd Aug 20255210 PMAQI
2nd Aug 20254511 PMAQI
3rd Aug 20254812 AMAQI
3rd Aug 2025521 AMAQI
3rd Aug 2025522 AMAQI
3rd Aug 2025523 AMAQI
21°C19/23°C
3rd Aug 2025524 AMAQI
3rd Aug 2025525 AMAQI
3rd Aug 2025526 AMAQI
3rd Aug 2025517 AMAQI
3rd Aug 2025408 AMAQI
3rd Aug 2025309 AMAQI
3rd Aug 20253110 AMAQI
3rd Aug 20253111 AMAQI
3rd Aug 20252912 PMAQI
3rd Aug 2025251 PMAQI
3rd Aug 2025252 PMAQI
3rd Aug 2025253 PMAQI
3rd Aug 2025244 PMAQI
3rd Aug 2025245 PMAQI
3rd Aug 2025226 PMAQI
3rd Aug 2025307 PMAQI
3rd Aug 2025408 PMAQI
3rd Aug 2025439 PMAQI
3rd Aug 20255010 PMAQI
3rd Aug 20255011 PMAQI
4th Aug 20255212 AMAQI
4th Aug 2025521 AMAQI
4th Aug 2025512 AMAQI
4th Aug 2025493 AMAQI
--°C/°C
4th Aug 2025494 AMAQI
4 AM4th Aug 2025505 AMAQI
4th Aug 2025506 AMAQI
4th Aug 2025487 AMAQI
11 AM
7 PM
11 PM
3 AM
--°C/°C
Day time
Avg. Highest Time
4 AM - 7 AM
52AQI
4 hours / Day
120 hours / Month
Avg. Lowest Time
10 AM - 11 AM
36AQI
2 hours / Day
60 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 4 AM to 7 AM (Avg. 52), while the lowest AQI was between 10 AM to 11 AM (Avg. 36).
Night time
Avg. Highest Time
12 AM - 11 PM
53AQI
8 hours / Day
240 hours / Month
Avg. Lowest Time
12 AM - 11 PM
53AQI
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. 53), while the lowest AQI was between 12 AM to 11 PM (Avg. 53).
2025 Days Vs Air Quality
Anju Compound, Qiqihar, Heilongjiang, China
2025
24%
52
53%
114
16%
34
5%
10
2%
5
Total number of days with different AQI categories in last 215 days in 2025 (150 days remaining)
Good
52 DaysModerate
114 DaysPoor
34 DaysUnhealthy
10 DaysSevere
5 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 24%
Health Risk Level:
Very high
In 2025, 24% 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
Anju Compound, Qiqihar, 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
141AQI
141AQI
2nd January 2025
108AQI
108AQI
3rd January 2025
116AQI
116AQI
4th January 2025
159AQI
159AQI
5th January 2025
152AQI
152AQI
6th January 2025
128AQI
128AQI
7th January 2025
89AQI
89AQI
8th January 2025
102AQI
102AQI
9th January 2025
73AQI
73AQI
10th January 2025
87AQI
87AQI
11th January 2025
118AQI
118AQI
12th January 2025
176AQI
176AQI
13th January 2025
219AQI
219AQI
14th January 2025
122AQI
122AQI
15th January 2025
105AQI
105AQI
16th January 2025
98AQI
98AQI
17th January 2025
159AQI
159AQI
18th January 2025
179AQI
179AQI
19th January 2025
189AQI
189AQI
20th January 2025
181AQI
181AQI
21st January 2025
148AQI
148AQI
22nd January 2025
145AQI
145AQI
23rd January 2025
228AQI
228AQI
24th January 2025
251AQI
251AQI
25th January 2025
241AQI
241AQI
26th January 2025
221AQI
221AQI
27th January 2025
118AQI
118AQI
28th January 2025
125AQI
125AQI
29th January 2025
117AQI
117AQI
30th January 2025
104AQI
104AQI
31st January 2025
89AQI
89AQI
1st February 2025
128AQI
128AQI
2nd February 2025
146AQI
146AQI
3rd February 2025
102AQI
102AQI
4th February 2025
91AQI
91AQI
5th February 2025
95AQI
95AQI
6th February 2025
91AQI
91AQI
7th February 2025
52AQI
52AQI
8th February 2025
61AQI
61AQI
9th February 2025
61AQI
61AQI
10th February 2025
82AQI
82AQI
11th February 2025
133AQI
133AQI
12th February 2025
97AQI
97AQI
13th February 2025
95AQI
95AQI
14th February 2025
82AQI
82AQI
15th February 2025
94AQI
94AQI
16th February 2025
72AQI
72AQI
17th February 2025
64AQI
64AQI
18th February 2025
62AQI
62AQI
19th February 2025
65AQI
65AQI
20th February 2025
64AQI
64AQI
21st February 2025
68AQI
68AQI
22nd February 2025
63AQI
63AQI
23rd February 2025
62AQI
62AQI
24th February 2025
69AQI
69AQI
25th February 2025
61AQI
61AQI
26th February 2025
58AQI
58AQI
27th February 2025
66AQI
66AQI
28th February 2025
50AQI
50AQI
1st March 2025
56AQI
56AQI
2nd March 2025
58AQI
58AQI
3rd March 2025
66AQI
66AQI
4th March 2025
94AQI
94AQI
5th March 2025
132AQI
132AQI
6th March 2025
90AQI
90AQI
7th March 2025
133AQI
133AQI
8th March 2025
96AQI
96AQI
9th March 2025
153AQI
153AQI
10th March 2025
108AQI
108AQI
11th March 2025
117AQI
117AQI
12th March 2025
79AQI
79AQI
13th March 2025
68AQI
68AQI
14th March 2025
59AQI
59AQI
15th March 2025
61AQI
61AQI
16th March 2025
57AQI
57AQI
17th March 2025
69AQI
69AQI
18th March 2025
59AQI
59AQI
19th March 2025
78AQI
78AQI
20th March 2025
54AQI
54AQI
21st March 2025
57AQI
57AQI
22nd March 2025
68AQI
68AQI
23rd March 2025
155AQI
155AQI
24th March 2025
55AQI
55AQI
25th March 2025
94AQI
94AQI
26th March 2025
90AQI
90AQI
27th March 2025
79AQI
79AQI
28th March 2025
77AQI
77AQI
29th March 2025
53AQI
53AQI
30th March 2025
75AQI
75AQI
31st March 2025
75AQI
75AQI
1st April 2025
95AQI
95AQI
2nd April 2025
89AQI
89AQI
3rd April 2025
91AQI
91AQI
4th April 2025
134AQI
134AQI
5th April 2025
112AQI
112AQI
6th April 2025
111AQI
111AQI
7th April 2025
112AQI
112AQI
8th April 2025
91AQI
91AQI
9th April 2025
117AQI
117AQI
10th April 2025
153AQI
153AQI
11th April 2025
115AQI
115AQI
12th April 2025
78AQI
78AQI
13th April 2025
67AQI
67AQI
14th April 2025
58AQI
58AQI
15th April 2025
54AQI
54AQI
16th April 2025
55AQI
55AQI
17th April 2025
73AQI
73AQI
18th April 2025
46AQI
46AQI
19th April 2025
55AQI
55AQI
20th April 2025
72AQI
72AQI
21st April 2025
108AQI
108AQI
22nd April 2025
49AQI
49AQI
23rd April 2025
73AQI
73AQI
24th April 2025
43AQI
43AQI
25th April 2025
50AQI
50AQI
26th April 2025
53AQI
53AQI
27th April 2025
103AQI
103AQI
28th April 2025
52AQI
52AQI
29th April 2025
120AQI
120AQI
30th April 2025
49AQI
49AQI
1st May 2025
66AQI
66AQI
2nd May 2025
44AQI
44AQI
3rd May 2025
48AQI
48AQI
4th May 2025
39AQI
39AQI
5th May 2025
41AQI
41AQI
6th May 2025
48AQI
48AQI
7th May 2025
60AQI
60AQI
8th May 2025
71AQI
71AQI
9th May 2025
75AQI
75AQI
10th May 2025
60AQI
60AQI
11th May 2025
101AQI
101AQI
12th May 2025
115AQI
115AQI
13th May 2025
99AQI
99AQI
14th May 2025
87AQI
87AQI
15th May 2025
95AQI
95AQI
16th May 2025
121AQI
121AQI
17th May 2025
64AQI
64AQI
18th May 2025
76AQI
76AQI
19th May 2025
66AQI
66AQI
20th May 2025
69AQI
69AQI
21st May 2025
58AQI
58AQI
22nd May 2025
61AQI
61AQI
23rd May 2025
53AQI
53AQI
24th May 2025
55AQI
55AQI
25th May 2025
66AQI
66AQI
26th May 2025
71AQI
71AQI
27th May 2025
72AQI
72AQI
28th May 2025
88AQI
88AQI
29th May 2025
86AQI
86AQI
30th May 2025
95AQI
95AQI
31st May 2025
75AQI
75AQI
1st June 2025
61AQI
61AQI
2nd June 2025
61AQI
61AQI
3rd June 2025
49AQI
49AQI
4th June 2025
48AQI
48AQI
5th June 2025
39AQI
39AQI
6th June 2025
38AQI
38AQI
7th June 2025
34AQI
34AQI
8th June 2025
49AQI
49AQI
9th June 2025
33AQI
33AQI
10th June 2025
36AQI
36AQI
11th June 2025
38AQI
38AQI
12th June 2025
59AQI
59AQI
13th June 2025
50AQI
50AQI
14th June 2025
55AQI
55AQI
15th June 2025
61AQI
61AQI
16th June 2025
56AQI
56AQI
17th June 2025
50AQI
50AQI
18th June 2025
58AQI
58AQI
19th June 2025
49AQI
49AQI
20th June 2025
46AQI
46AQI
21st June 2025
40AQI
40AQI
22nd June 2025
36AQI
36AQI
23rd June 2025
50AQI
50AQI
24th June 2025
59AQI
59AQI
25th June 2025
61AQI
61AQI
26th June 2025
58AQI
58AQI
27th June 2025
66AQI
66AQI
28th June 2025
60AQI
60AQI
29th June 2025
61AQI
61AQI
30th June 2025
60AQI
60AQI
1st July 2025
52AQI
52AQI
2nd July 2025
49AQI
49AQI
3rd July 2025
49AQI
49AQI
4th July 2025
58AQI
58AQI
5th July 2025
48AQI
48AQI
6th July 2025
48AQI
48AQI
7th July 2025
45AQI
45AQI
8th July 2025
45AQI
45AQI
9th July 2025
52AQI
52AQI
10th July 2025
59AQI
59AQI
11th July 2025
60AQI
60AQI
12th July 2025
51AQI
51AQI
13th July 2025
46AQI
46AQI
14th July 2025
47AQI
47AQI
15th July 2025
46AQI
46AQI
16th July 2025
46AQI
46AQI
17th July 2025
45AQI
45AQI
18th July 2025
49AQI
49AQI
19th July 2025
46AQI
46AQI
20th July 2025
41AQI
41AQI
21st July 2025
42AQI
42AQI
22nd July 2025
43AQI
43AQI
23rd July 2025
54AQI
54AQI
24th July 2025
58AQI
58AQI
25th July 2025
46AQI
46AQI
26th July 2025
54AQI
54AQI
27th July 2025
44AQI
44AQI
28th July 2025
44AQI
44AQI
29th July 2025
42AQI
42AQI
30th July 2025
40AQI
40AQI
31st July 2025
43AQI
43AQI
1st August 2025
45AQI
45AQI
2nd August 2025
48AQI
48AQI
3rd August 2025
46AQI
46AQI
145AQI
80AQI
83AQI
83AQI
72AQI
51AQI
48AQI
46AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202580AQI
5
14
7
5
1
23
4
25
4
2
5
15
9
1
5
23
3
16
14
22
9
3
52
114
34
10
5
Highest AQI recorded in
January145AQI
Lowest AQI recorded in
August46AQI
202474AQI
4
20
7
6
15
6
2
5
20
6
6
11
8
3
2
9
21
1
13
17
8
11
7
5
19
12
24
6
10
18
3
3
13
5
6
3
28
3
107
192
46
16
5
Highest AQI recorded in
November110AQI
Lowest AQI recorded in
September44AQI
202376AQI
1
14
8
8
16
9
3
4
19
5
2
1
3
16
8
2
1
10
18
2
1
14
16
13
14
2
2
16
15
12
18
8
21
2
2
20
6
1
1
23
5
2
84
210
47
21
2
Highest AQI recorded in
January112AQI
Lowest AQI recorded in
August52AQI
202270AQI
9
14
5
3
14
7
4
23
3
4
11
2
13
17
1
15
15
13
10
1
19
9
11
17
3
3
20
6
1
8
20
2
1
90
166
38
7
3
Highest AQI recorded in
January125AQI
Lowest AQI recorded in
September46AQI
202170AQI
3
15
10
3
4
18
5
1
4
17
9
1
8
16
5
1
13
15
3
11
17
2
10
21
16
12
1
1
20
10
9
22
7
17
3
3
1
20
9
1
106
200
47
11
Highest AQI recorded in
January99AQI
Lowest AQI recorded in
September44AQI
202072AQI
9
2
2
2
4
8
2
3
2
7
11
25
5
5
25
1
23
8
10
20
7
21
3
27
3
25
5
1
79
155
22
5
3
2
Highest AQI recorded in
April166AQI
Lowest AQI recorded in
June44AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2025(Avg.)
80AQILeast Polluted Year Recorded
2021(Avg.)
70AQIAnju Compound's annual 2025 AQI (80) shows an average percentage change of 10.08% (worsened AQI) compared to previous years: 2020 (72), 2021 (70), 2022 (70), 2023 (76), 2024 (74).
