Environment Protection Office, Taihecun, 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
Environment Protection Office, Taihecun, Heilongjiang, China
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
10th Aug 2024
62AQILowest AQI recorded on
14th Aug 2024
29AQISame Day Analysis (5th August ):
On this day, AQI across the 2 years varied significantly: 2025 ranks 1st highest AQI at 44 of Good air quality on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 5th Aug - 6th Aug 2025
Environment Protection Office, Taihecun, Heilongjiang, China
AQI
Day
Night
.
5 AM5th Aug 2025
8 PM
4 AM6th Aug 2025
Day time
Avg. Highest Time
7PM5th Aug
50AQI
Avg. Lowest Time
2PM5th Aug
30AQI
Night time
Avg. Highest Time
9PM5th Aug
49AQI
Avg. Lowest Time
4AM6th Aug
42AQI
In the last 24 hours,
Environment Protection Office's AQI reached its highest point of 50 at 7 PM during the Day, while the lowest point, 30, was recorded at 2 PM during the Day between 5th Aug and 6th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Environment Protection Office, Taihecun, Heilongjiang, China
JulAug
07th - 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 - 06th06th
Day
Night
7th Jul 2025565 AMAQI
7th Jul 2025566 AMAQI
7th Jul 2025557 AMAQI
7th Jul 2025528 AMAQI
7th Jul 2025519 AMAQI
7th Jul 20254810 AMAQI
7th Jul 20255111 AMAQI
7th Jul 20254412 PMAQI
7th Jul 2025421 PMAQI
7th Jul 2025362 PMAQI
7th Jul 2025373 PMAQI
7th Jul 2025334 PMAQI
7th Jul 2025285 PMAQI
7th Jul 2025316 PMAQI
7th Jul 2025387 PMAQI
7th Jul 2025528 PMAQI
7th Jul 2025539 PMAQI
7th Jul 20255410 PMAQI
7th Jul 20255511 PMAQI
8th Jul 20255612 AMAQI
8th Jul 2025561 AMAQI
8th Jul 2025562 AMAQI
8th Jul 2025553 AMAQI
8th Jul 2025554 AMAQI
23°C16/29°C
8th Jul 2025555 AMAQI
8th Jul 2025546 AMAQI
8th Jul 2025547 AMAQI
8th Jul 2025578 AMAQI
8th Jul 2025429 AMAQI
8th Jul 20255110 AMAQI
8th Jul 20255011 AMAQI
8th Jul 20254812 PMAQI
8th Jul 2025481 PMAQI
8th Jul 2025462 PMAQI
8th Jul 2025453 PMAQI
8th Jul 2025464 PMAQI
8th Jul 2025475 PMAQI
8th Jul 2025446 PMAQI
8th Jul 2025467 PMAQI
8th Jul 2025538 PMAQI
8th Jul 2025549 PMAQI
8th Jul 20255510 PMAQI
8th Jul 20255811 PMAQI
9th Jul 20256112 AMAQI
9th Jul 2025551 AMAQI
9th Jul 2025562 AMAQI
9th Jul 2025553 AMAQI
9th Jul 2025544 AMAQI
21°C14/29°C
9th Jul 2025545 AMAQI
9th Jul 2025546 AMAQI
9th Jul 2025547 AMAQI
9th Jul 2025578 AMAQI
9th Jul 2025549 AMAQI
9th Jul 20254910 AMAQI
9th Jul 20254811 AMAQI
9th Jul 20255112 PMAQI
9th Jul 2025451 PMAQI
9th Jul 2025482 PMAQI
9th Jul 2025523 PMAQI
9th Jul 2025494 PMAQI
9th Jul 2025495 PMAQI
9th Jul 2025516 PMAQI
9th Jul 2025547 PMAQI
9th Jul 2025568 PMAQI
9th Jul 2025569 PMAQI
9th Jul 20255610 PMAQI
9th Jul 20255311 PMAQI
10th Jul 20255312 AMAQI
10th Jul 2025561 AMAQI
10th Jul 2025562 AMAQI
10th Jul 2025563 AMAQI
10th Jul 2025564 AMAQI
23°C17/29°C
10th Jul 2025565 AMAQI
10th Jul 2025566 AMAQI
10th Jul 2025557 AMAQI
10th Jul 2025428 AMAQI
10th Jul 2025409 AMAQI
10th Jul 20253710 AMAQI
10th Jul 20253911 AMAQI
10th Jul 20254112 PMAQI
10th Jul 2025361 PMAQI
10th Jul 2025392 PMAQI
10th Jul 2025493 PMAQI
10th Jul 2025494 PMAQI
10th Jul 2025515 PMAQI
10th Jul 2025496 PMAQI
10th Jul 2025527 PMAQI
10th Jul 2025528 PMAQI
10th Jul 2025539 PMAQI
10th Jul 20255310 PMAQI
10th Jul 20255511 PMAQI
11th Jul 20255412 AMAQI
11th Jul 2025551 AMAQI
11th Jul 2025542 AMAQI
11th Jul 2025553 AMAQI
11th Jul 2025544 AMAQI
23°C15/32°C
11th Jul 2025545 AMAQI
11th Jul 2025556 AMAQI
11th Jul 2025547 AMAQI
11th Jul 2025498 AMAQI
11th Jul 2025509 AMAQI
11th Jul 20255010 AMAQI
11th Jul 20255611 AMAQI
11th Jul 20255612 PMAQI
11th Jul 2025591 PMAQI
11th Jul 2025582 PMAQI
11th Jul 2025613 PMAQI
11th Jul 2025654 PMAQI
11th Jul 2025605 PMAQI
11th Jul 2025616 PMAQI
11th Jul 2025617 PMAQI
11th Jul 2025618 PMAQI
11th Jul 2025609 PMAQI
11th Jul 20255610 PMAQI
11th Jul 20255511 PMAQI
12th Jul 20255612 AMAQI
12th Jul 2025551 AMAQI
12th Jul 2025542 AMAQI
12th Jul 2025543 AMAQI
12th Jul 2025554 AMAQI
27°C18/36°C
12th Jul 2025555 AMAQI
12th Jul 2025546 AMAQI
12th Jul 2025557 AMAQI
12th Jul 2025598 AMAQI
12th Jul 2025579 AMAQI
12th Jul 20255810 AMAQI
12th Jul 20255711 AMAQI
12th Jul 20256012 PMAQI
12th Jul 2025621 PMAQI
12th Jul 2025622 PMAQI
12th Jul 2025643 PMAQI
12th Jul 2025624 PMAQI
12th Jul 2025635 PMAQI
12th Jul 2025636 PMAQI
12th Jul 2025587 PMAQI
12th Jul 2025558 PMAQI
12th Jul 2025559 PMAQI
12th Jul 20255410 PMAQI
12th Jul 20255311 PMAQI
13th Jul 20255412 AMAQI
13th Jul 2025561 AMAQI
13th Jul 2025552 AMAQI
13th Jul 2025583 AMAQI
13th Jul 2025584 AMAQI
29°C22/36°C
13th Jul 2025585 AMAQI
13th Jul 2025586 AMAQI
13th Jul 2025577 AMAQI
13th Jul 2025488 AMAQI
13th Jul 2025369 AMAQI
13th Jul 20253210 AMAQI
13th Jul 20253911 AMAQI
13th Jul 20254212 PMAQI
13th Jul 2025431 PMAQI
13th Jul 2025482 PMAQI
13th Jul 2025503 PMAQI
13th Jul 2025424 PMAQI
13th Jul 2025435 PMAQI
13th Jul 2025426 PMAQI
13th Jul 2025437 PMAQI
13th Jul 2025548 PMAQI
13th Jul 2025549 PMAQI
13th Jul 20255410 PMAQI
13th Jul 20255411 PMAQI
14th Jul 20255412 AMAQI
14th Jul 2025561 AMAQI
14th Jul 2025562 AMAQI
14th Jul 2025543 AMAQI
14th Jul 2025544 AMAQI
24°C19/29°C
14th Jul 2025545 AMAQI
14th Jul 2025536 AMAQI
14th Jul 2025537 AMAQI
14th Jul 2025448 AMAQI
14th Jul 2025359 AMAQI
14th Jul 20253810 AMAQI
14th Jul 20253111 AMAQI
14th Jul 20253412 PMAQI
14th Jul 2025331 PMAQI
14th Jul 2025332 PMAQI
14th Jul 2025373 PMAQI
14th Jul 2025404 PMAQI
14th Jul 2025395 PMAQI
14th Jul 2025356 PMAQI
14th Jul 2025447 PMAQI
14th Jul 2025538 PMAQI
14th Jul 2025549 PMAQI
14th Jul 20255210 PMAQI
14th Jul 20255211 PMAQI
15th Jul 20255412 AMAQI
15th Jul 2025541 AMAQI
15th Jul 2025542 AMAQI
15th Jul 2025523 AMAQI
15th Jul 2025524 AMAQI
23°C16/30°C
15th Jul 2025525 AMAQI
15th Jul 2025526 AMAQI
15th Jul 2025527 AMAQI
15th Jul 2025418 AMAQI
15th Jul 2025329 AMAQI
15th Jul 20252810 AMAQI
15th Jul 20252911 AMAQI
15th Jul 20253612 PMAQI
15th Jul 2025381 PMAQI
15th Jul 2025382 PMAQI
15th Jul 2025393 PMAQI
15th Jul 2025464 PMAQI
15th Jul 2025455 PMAQI
15th Jul 2025396 PMAQI
15th Jul 2025507 PMAQI
15th Jul 2025518 PMAQI
15th Jul 2025539 PMAQI
15th Jul 20255410 PMAQI
15th Jul 20255311 PMAQI
16th Jul 20255212 AMAQI
16th Jul 2025541 AMAQI
16th Jul 2025532 AMAQI
16th Jul 2025533 AMAQI
16th Jul 2025514 AMAQI
23°C16/30°C
16th Jul 2025515 AMAQI
16th Jul 2025526 AMAQI
16th Jul 2025527 AMAQI
16th Jul 2025348 AMAQI
16th Jul 2025299 AMAQI
16th Jul 20253110 AMAQI
16th Jul 20253011 AMAQI
16th Jul 20253112 PMAQI
16th Jul 2025301 PMAQI
16th Jul 2025282 PMAQI
16th Jul 2025303 PMAQI
16th Jul 2025334 PMAQI
16th Jul 2025335 PMAQI
16th Jul 2025326 PMAQI
16th Jul 2025407 PMAQI
16th Jul 2025508 PMAQI
16th Jul 2025519 PMAQI
16th Jul 20254910 PMAQI
16th Jul 20254711 PMAQI
17th Jul 20254912 AMAQI
17th Jul 2025521 AMAQI
17th Jul 2025522 AMAQI
17th Jul 2025523 AMAQI
17th Jul 2025524 AMAQI
20°C18/23°C
17th Jul 2025515 AMAQI
17th Jul 2025496 AMAQI
17th Jul 2025507 AMAQI
17th Jul 2025528 AMAQI
17th Jul 2025509 AMAQI
17th Jul 20255610 AMAQI
17th Jul 20255411 AMAQI
17th Jul 20254512 PMAQI
17th Jul 2025391 PMAQI
17th Jul 2025392 PMAQI
17th Jul 2025383 PMAQI
17th Jul 2025414 PMAQI
17th Jul 2025485 PMAQI
17th Jul 2025486 PMAQI
17th Jul 2025517 PMAQI
17th Jul 2025538 PMAQI
17th Jul 2025529 PMAQI
17th Jul 20255210 PMAQI
17th Jul 20255311 PMAQI
18th Jul 20255212 AMAQI
18th Jul 2025521 AMAQI
18th Jul 2025522 AMAQI
18th Jul 2025523 AMAQI
18th Jul 2025524 AMAQI
22°C17/27°C
18th Jul 2025515 AMAQI
18th Jul 2025526 AMAQI
18th Jul 2025527 AMAQI
18th Jul 2025568 AMAQI
18th Jul 2025569 AMAQI
18th Jul 20255010 AMAQI
18th Jul 20254311 AMAQI
18th Jul 20253712 PMAQI
18th Jul 2025371 PMAQI
18th Jul 2025342 PMAQI
18th Jul 2025383 PMAQI
18th Jul 2025394 PMAQI
18th Jul 2025385 PMAQI
18th Jul 2025466 PMAQI
18th Jul 2025487 PMAQI
18th Jul 2025518 PMAQI
18th Jul 2025519 PMAQI
18th Jul 20255210 PMAQI
18th Jul 20255211 PMAQI
19th Jul 20255512 AMAQI
19th Jul 2025521 AMAQI
19th Jul 2025522 AMAQI
19th Jul 2025523 AMAQI
19th Jul 2025524 AMAQI
23°C17/28°C
19th Jul 2025525 AMAQI
19th Jul 2025526 AMAQI
19th Jul 2025527 AMAQI
19th Jul 2025618 AMAQI
19th Jul 2025629 AMAQI
19th Jul 20254810 AMAQI
19th Jul 20254011 AMAQI
19th Jul 20255112 PMAQI
19th Jul 2025391 PMAQI
19th Jul 2025382 PMAQI
19th Jul 2025393 PMAQI
19th Jul 2025324 PMAQI
19th Jul 2025285 PMAQI
19th Jul 2025326 PMAQI
19th Jul 2025447 PMAQI
19th Jul 2025518 PMAQI
19th Jul 2025519 PMAQI
19th Jul 20255210 PMAQI
19th Jul 20255411 PMAQI
20th Jul 20255612 AMAQI
20th Jul 2025521 AMAQI
20th Jul 2025522 AMAQI
20th Jul 2025523 AMAQI
20th Jul 2025534 AMAQI
25°C18/34°C
20th Jul 2025525 AMAQI
20th Jul 2025526 AMAQI
20th Jul 2025537 AMAQI
20th Jul 2025548 AMAQI
20th Jul 2025559 AMAQI
20th Jul 20255510 AMAQI
20th Jul 20255411 AMAQI
20th Jul 20255212 PMAQI
20th Jul 2025421 PMAQI
20th Jul 2025352 PMAQI
20th Jul 2025343 PMAQI
20th Jul 2025344 PMAQI
20th Jul 2025395 PMAQI
20th Jul 2025376 PMAQI
20th Jul 2025447 PMAQI
20th Jul 2025518 PMAQI
20th Jul 2025509 PMAQI
20th Jul 20254910 PMAQI
20th Jul 20254811 PMAQI
21st Jul 20255212 AMAQI
21st Jul 2025531 AMAQI
21st Jul 2025532 AMAQI
21st Jul 2025523 AMAQI
21st Jul 2025524 AMAQI
27°C21/34°C
21st Jul 2025525 AMAQI
21st Jul 2025526 AMAQI
21st Jul 2025527 AMAQI
21st Jul 2025358 AMAQI
21st Jul 2025329 AMAQI
21st Jul 20253410 AMAQI
21st Jul 20253211 AMAQI
21st Jul 20253312 PMAQI
21st Jul 2025341 PMAQI
21st Jul 2025342 PMAQI
21st Jul 2025343 PMAQI
21st Jul 2025344 PMAQI
21st Jul 2025355 PMAQI
21st Jul 2025356 PMAQI
21st Jul 2025437 PMAQI
21st Jul 2025478 PMAQI
21st Jul 2025479 PMAQI
21st Jul 20255010 PMAQI
21st Jul 20255211 PMAQI
22nd Jul 20255212 AMAQI
22nd Jul 2025521 AMAQI
22nd Jul 2025532 AMAQI
22nd Jul 2025503 AMAQI
22nd Jul 2025504 AMAQI
27°C21/33°C
22nd Jul 2025515 AMAQI
22nd Jul 2025516 AMAQI
22nd Jul 2025517 AMAQI
22nd Jul 2025498 AMAQI
22nd Jul 2025509 AMAQI
22nd Jul 20254510 AMAQI
22nd Jul 20254511 AMAQI
22nd Jul 20254312 PMAQI
22nd Jul 2025491 PMAQI
22nd Jul 2025502 PMAQI
22nd Jul 2025523 PMAQI
22nd Jul 2025494 PMAQI
22nd Jul 2025505 PMAQI
22nd Jul 2025546 PMAQI
22nd Jul 2025557 PMAQI
22nd Jul 2025568 PMAQI
22nd Jul 2025579 PMAQI
22nd Jul 20255810 PMAQI
22nd Jul 20255611 PMAQI
23rd Jul 20255712 AMAQI
23rd Jul 2025531 AMAQI
23rd Jul 2025522 AMAQI
23rd Jul 2025523 AMAQI
23rd Jul 2025524 AMAQI
29°C18/37°C
23rd Jul 2025525 AMAQI
23rd Jul 2025526 AMAQI
23rd Jul 2025527 AMAQI
23rd Jul 2025568 AMAQI
23rd Jul 2025559 AMAQI
23rd Jul 20255010 AMAQI
23rd Jul 20255011 AMAQI
23rd Jul 20254612 PMAQI
23rd Jul 2025471 PMAQI
23rd Jul 2025442 PMAQI
23rd Jul 2025523 PMAQI
23rd Jul 2025544 PMAQI
23rd Jul 2025545 PMAQI
23rd Jul 2025566 PMAQI
23rd Jul 2025567 PMAQI
23rd Jul 2025558 PMAQI
23rd Jul 2025579 PMAQI
23rd Jul 20255810 PMAQI
23rd Jul 20255511 PMAQI
24th Jul 20255212 AMAQI
24th Jul 2025531 AMAQI
24th Jul 2025532 AMAQI
24th Jul 2025523 AMAQI
24th Jul 2025534 AMAQI
30°C21/38°C
24th Jul 2025525 AMAQI
24th Jul 2025536 AMAQI
24th Jul 2025537 AMAQI
24th Jul 2025508 AMAQI
24th Jul 2025409 AMAQI
24th Jul 20254210 AMAQI
24th Jul 20254911 AMAQI
24th Jul 20255812 PMAQI
24th Jul 2025591 PMAQI
24th Jul 2025552 PMAQI
24th Jul 2025523 PMAQI
24th Jul 2025524 PMAQI
24th Jul 2025545 PMAQI
24th Jul 2025566 PMAQI
24th Jul 2025557 PMAQI
24th Jul 2025568 PMAQI
24th Jul 2025589 PMAQI
24th Jul 20255510 PMAQI
24th Jul 20255511 PMAQI
25th Jul 20255612 AMAQI
25th Jul 2025541 AMAQI
25th Jul 2025522 AMAQI
25th Jul 2025513 AMAQI
25th Jul 2025524 AMAQI
28°C22/35°C
25th Jul 2025525 AMAQI
25th Jul 2025526 AMAQI
25th Jul 2025527 AMAQI
25th Jul 2025508 AMAQI
25th Jul 2025469 AMAQI
25th Jul 20254010 AMAQI
25th Jul 20254011 AMAQI
25th Jul 20254312 PMAQI
25th Jul 2025391 PMAQI
25th Jul 2025402 PMAQI
25th Jul 2025403 PMAQI
25th Jul 2025454 PMAQI
25th Jul 2025435 PMAQI
25th Jul 2025476 PMAQI
25th Jul 2025477 PMAQI
25th Jul 2025488 PMAQI
25th Jul 2025509 PMAQI
25th Jul 20255310 PMAQI
25th Jul 20255211 PMAQI
26th Jul 20255012 AMAQI
26th Jul 2025521 AMAQI
26th Jul 2025522 AMAQI
26th Jul 2025523 AMAQI
26th Jul 2025524 AMAQI
24°C21/30°C
26th Jul 2025525 AMAQI
26th Jul 2025536 AMAQI
26th Jul 2025527 AMAQI
26th Jul 2025508 AMAQI
26th Jul 2025559 AMAQI
26th Jul 20255210 AMAQI
26th Jul 20255411 AMAQI
26th Jul 20255312 PMAQI
26th Jul 2025481 PMAQI
26th Jul 2025472 PMAQI
26th Jul 2025463 PMAQI
26th Jul 2025474 PMAQI
26th Jul 2025455 PMAQI
26th Jul 2025466 PMAQI
26th Jul 2025527 PMAQI
26th Jul 2025508 PMAQI
26th Jul 2025519 PMAQI
26th Jul 20255010 PMAQI
26th Jul 20255111 PMAQI
27th Jul 20255212 AMAQI
27th Jul 2025521 AMAQI
27th Jul 2025522 AMAQI
27th Jul 2025523 AMAQI
27th Jul 2025514 AMAQI
24°C20/30°C
27th Jul 2025525 AMAQI
27th Jul 2025526 AMAQI
27th Jul 2025527 AMAQI
27th Jul 2025548 AMAQI
27th Jul 2025529 AMAQI
27th Jul 20255510 AMAQI
27th Jul 20255311 AMAQI
27th Jul 20255212 PMAQI
27th Jul 2025461 PMAQI
27th Jul 2025442 PMAQI
27th Jul 2025503 PMAQI
27th Jul 2025524 PMAQI
27th Jul 2025445 PMAQI
27th Jul 2025426 PMAQI
27th Jul 2025467 PMAQI
27th Jul 2025508 PMAQI
27th Jul 2025509 PMAQI
27th Jul 20254810 PMAQI
27th Jul 20255011 PMAQI
28th Jul 20255212 AMAQI
28th Jul 2025521 AMAQI
28th Jul 2025532 AMAQI
28th Jul 2025533 AMAQI
28th Jul 2025534 AMAQI
25°C20/30°C
28th Jul 2025525 AMAQI
28th Jul 2025526 AMAQI
28th Jul 2025527 AMAQI
28th Jul 2025498 AMAQI
28th Jul 2025429 AMAQI
28th Jul 20253910 AMAQI
28th Jul 20253111 AMAQI
28th Jul 20253212 PMAQI
28th Jul 2025321 PMAQI
28th Jul 2025402 PMAQI
28th Jul 2025343 PMAQI
28th Jul 2025314 PMAQI
28th Jul 2025325 PMAQI
28th Jul 2025416 PMAQI
28th Jul 2025487 PMAQI
28th Jul 2025458 PMAQI
28th Jul 2025439 PMAQI
28th Jul 20254710 PMAQI
28th Jul 20255011 PMAQI
29th Jul 20255312 AMAQI
29th Jul 2025521 AMAQI
29th Jul 2025522 AMAQI
29th Jul 2025523 AMAQI
29th Jul 2025504 AMAQI
26°C20/33°C
29th Jul 2025485 AMAQI
29th Jul 2025486 AMAQI
29th Jul 2025497 AMAQI
29th Jul 2025388 AMAQI
29th Jul 2025409 AMAQI
29th Jul 20254410 AMAQI
29th Jul 20255311 AMAQI
29th Jul 20255012 PMAQI
29th Jul 2025461 PMAQI
29th Jul 2025462 PMAQI
29th Jul 2025453 PMAQI
29th Jul 2025484 PMAQI
29th Jul 2025455 PMAQI
29th Jul 2025546 PMAQI
29th Jul 2025527 PMAQI
29th Jul 2025518 PMAQI
29th Jul 2025499 PMAQI
29th Jul 20255010 PMAQI
29th Jul 20255411 PMAQI
30th Jul 20254712 AMAQI
30th Jul 2025521 AMAQI
30th Jul 2025522 AMAQI
30th Jul 2025513 AMAQI
30th Jul 2025514 AMAQI
27°C20/34°C
30th Jul 2025515 AMAQI
30th Jul 2025506 AMAQI
30th Jul 2025517 AMAQI
30th Jul 2025368 AMAQI
30th Jul 2025289 AMAQI
30th Jul 20253810 AMAQI
30th Jul 20253811 AMAQI
30th Jul 20253712 PMAQI
30th Jul 2025381 PMAQI
30th Jul 2025372 PMAQI
30th Jul 2025353 PMAQI
30th Jul 2025334 PMAQI
30th Jul 2025395 PMAQI
30th Jul 2025406 PMAQI
30th Jul 2025457 PMAQI
30th Jul 2025488 PMAQI
30th Jul 2025489 PMAQI
30th Jul 20254710 PMAQI
30th Jul 20254811 PMAQI
31st Jul 20255212 AMAQI
31st Jul 2025521 AMAQI
31st Jul 2025502 AMAQI
31st Jul 2025513 AMAQI
31st Jul 2025514 AMAQI
23°C19/32°C
31st Jul 2025515 AMAQI
31st Jul 2025516 AMAQI
31st Jul 2025517 AMAQI
31st Jul 2025518 AMAQI
31st Jul 2025519 AMAQI
31st Jul 20254210 AMAQI
31st Jul 20253911 AMAQI
31st Jul 20253512 PMAQI
31st Jul 2025371 PMAQI
31st Jul 2025402 PMAQI
31st Jul 2025503 PMAQI
31st Jul 2025414 PMAQI
31st Jul 2025365 PMAQI
31st Jul 2025366 PMAQI
31st Jul 2025397 PMAQI
31st Jul 2025488 PMAQI
31st Jul 2025519 PMAQI
31st Jul 20255210 PMAQI
31st Jul 20255311 PMAQI
1st Aug 20255512 AMAQI
1st Aug 2025521 AMAQI
1st Aug 2025522 AMAQI
1st Aug 2025503 AMAQI
1st Aug 2025504 AMAQI
24°C16/32°C
1st Aug 2025505 AMAQI
1st Aug 2025486 AMAQI
1st Aug 2025517 AMAQI
1st Aug 2025448 AMAQI
1st Aug 2025449 AMAQI
1st Aug 20254910 AMAQI
1st Aug 20254111 AMAQI
1st Aug 20255412 PMAQI
1st Aug 2025451 PMAQI
1st Aug 2025402 PMAQI
1st Aug 2025413 PMAQI
1st Aug 2025404 PMAQI
1st Aug 2025435 PMAQI
1st Aug 2025406 PMAQI
1st Aug 2025437 PMAQI
1st Aug 2025508 PMAQI
1st Aug 2025499 PMAQI
1st Aug 20255010 PMAQI
1st Aug 20255711 PMAQI
2nd Aug 20255712 AMAQI
2nd Aug 2025471 AMAQI
2nd Aug 2025462 AMAQI
2nd Aug 2025473 AMAQI
2nd Aug 2025454 AMAQI
25°C19/32°C
2nd Aug 2025445 AMAQI
2nd Aug 2025466 AMAQI
2nd Aug 2025457 AMAQI
2nd Aug 2025568 AMAQI
2nd Aug 2025529 AMAQI
2nd Aug 20255410 AMAQI
2nd Aug 20254211 AMAQI
2nd Aug 20253812 PMAQI
2nd Aug 2025381 PMAQI
2nd Aug 2025472 PMAQI
2nd Aug 2025473 PMAQI
2nd Aug 2025484 PMAQI
2nd Aug 2025545 PMAQI
2nd Aug 2025446 PMAQI
2nd Aug 2025517 PMAQI
2nd Aug 2025518 PMAQI
2nd Aug 2025519 PMAQI
2nd Aug 20254610 PMAQI
2nd Aug 20254311 PMAQI
3rd Aug 20253812 AMAQI
3rd Aug 2025401 AMAQI
3rd Aug 2025442 AMAQI
3rd Aug 2025433 AMAQI
3rd Aug 2025444 AMAQI
25°C17/34°C
3rd Aug 2025425 AMAQI
3rd Aug 2025436 AMAQI
3rd Aug 2025457 AMAQI
3rd Aug 2025348 AMAQI
3rd Aug 2025329 AMAQI
3rd Aug 20253410 AMAQI
3rd Aug 20253411 AMAQI
3rd Aug 20253412 PMAQI
3rd Aug 2025351 PMAQI
3rd Aug 2025342 PMAQI
3rd Aug 2025313 PMAQI
3rd Aug 2025284 PMAQI
3rd Aug 2025325 PMAQI
3rd Aug 2025266 PMAQI
3rd Aug 2025367 PMAQI
3rd Aug 2025478 PMAQI
3rd Aug 2025499 PMAQI
3rd Aug 20255010 PMAQI
3rd Aug 20254711 PMAQI
4th Aug 20253812 AMAQI
4th Aug 2025421 AMAQI
4th Aug 2025422 AMAQI
4th Aug 2025443 AMAQI
4th Aug 2025444 AMAQI
24°C19/33°C
4th Aug 2025435 AMAQI
4th Aug 2025436 AMAQI
4th Aug 2025427 AMAQI
4th Aug 2025388 AMAQI
4th Aug 2025369 AMAQI
4th Aug 20253210 AMAQI
4th Aug 20252911 AMAQI
4th Aug 20252112 PMAQI
4th Aug 2025251 PMAQI
4th Aug 2025262 PMAQI
4th Aug 2025303 PMAQI
4th Aug 2025324 PMAQI
4th Aug 2025385 PMAQI
4th Aug 2025486 PMAQI
4th Aug 2025467 PMAQI
4th Aug 2025528 PMAQI
4th Aug 2025539 PMAQI
4th Aug 20255010 PMAQI
4th Aug 20254811 PMAQI
5th Aug 20254812 AMAQI
5th Aug 2025441 AMAQI
5th Aug 2025442 AMAQI
5th Aug 2025423 AMAQI
5th Aug 2025444 AMAQI
24°C17/32°C
5th Aug 2025425 AMAQI
5th Aug 2025436 AMAQI
5th Aug 2025427 AMAQI
5th Aug 2025408 AMAQI
5th Aug 2025469 AMAQI
5th Aug 20254810 AMAQI
5th Aug 20253111 AMAQI
5th Aug 20253112 PMAQI
5th Aug 2025351 PMAQI
5th Aug 2025302 PMAQI
5th Aug 2025393 PMAQI
5th Aug 2025424 PMAQI
5th Aug 2025325 PMAQI
5th Aug 2025416 PMAQI
5th Aug 2025507 PMAQI
5th Aug 2025508 PMAQI
5th Aug 2025499 PMAQI
5th Aug 20254610 PMAQI
5th Aug 20254611 PMAQI
6th Aug 20254812 AMAQI
6th Aug 2025471 AMAQI
6th Aug 2025472 AMAQI
6th Aug 2025443 AMAQI
6th Aug 2025424 AMAQI
24°C16/31°C
6th Aug 2025435 AMAQI
5 AM6th Aug 2025426 AMAQI
6th Aug 2025427 AMAQI
6th Aug 2025518 AMAQI
6th Aug 2025379 AMAQI
6th Aug 20252910 AMAQI
6th Aug 20253711 AMAQI
6th Aug 20253012 PMAQI
12 PM6th Aug 2025251 PMAQI
6th Aug 2025262 PMAQI
6th Aug 2025233 PMAQI
6th Aug 2025224 PMAQI
6th Aug 2025215 PMAQI
6th Aug 2025276 PMAQI
6th Aug 2025417 PMAQI
6th Aug 2025498 PMAQI
8 PM6th Aug 2025529 PMAQI
6th Aug 20255310 PMAQI
12 AM
4 AM
--°C/°C
Day time
Avg. Highest Time
5 AM - 7 AM
51AQI
3 hours / Day
90 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 5 AM to 7 AM (Avg. 51), while the lowest AQI was between 9 AM to 6 PM (Avg. 43).
Night time
Avg. Highest Time
12 AM - 11 PM
52AQI
8 hours / Day
240 hours / Month
Avg. Lowest Time
12 AM - 11 PM
52AQI
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. 52), while the lowest AQI was between 12 AM to 11 PM (Avg. 52).
2025 Days Vs Air Quality
Environment Protection Office, Taihecun, Heilongjiang, China
2025
20%
43
57%
123
19%
42
4%
9
Total number of days with different AQI categories in last 218 days in 2025 (147 days remaining)
Good
43 DaysModerate
123 DaysPoor
42 DaysUnhealthy
9 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 20%
Health Risk Level:
Very high
In 2025, 20% of 218 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
Environment Protection Office, Taihecun, 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
138AQI
138AQI
3rd January 2025
137AQI
137AQI
4th January 2025
161AQI
161AQI
5th January 2025
146AQI
146AQI
6th January 2025
125AQI
125AQI
7th January 2025
140AQI
140AQI
8th January 2025
102AQI
102AQI
9th January 2025
116AQI
116AQI
10th January 2025
112AQI
112AQI
11th January 2025
136AQI
136AQI
12th January 2025
130AQI
130AQI
13th January 2025
129AQI
129AQI
14th January 2025
131AQI
131AQI
15th January 2025
115AQI
115AQI
16th January 2025
103AQI
103AQI
17th January 2025
115AQI
115AQI
18th January 2025
136AQI
136AQI
19th January 2025
152AQI
152AQI
20th January 2025
123AQI
123AQI
21st January 2025
160AQI
160AQI
22nd January 2025
157AQI
157AQI
23rd January 2025
164AQI
164AQI
24th January 2025
171AQI
171AQI
25th January 2025
175AQI
175AQI
26th January 2025
178AQI
178AQI
27th January 2025
137AQI
137AQI
28th January 2025
121AQI
121AQI
29th January 2025
122AQI
122AQI
30th January 2025
114AQI
114AQI
31st January 2025
122AQI
122AQI
1st February 2025
122AQI
122AQI
2nd February 2025
134AQI
134AQI
3rd February 2025
158AQI
158AQI
4th February 2025
121AQI
121AQI
5th February 2025
102AQI
102AQI
6th February 2025
94AQI
94AQI
7th February 2025
96AQI
96AQI
8th February 2025
89AQI
89AQI
9th February 2025
91AQI
91AQI
10th February 2025
104AQI
104AQI
11th February 2025
110AQI
110AQI
12th February 2025
118AQI
118AQI
13th February 2025
100AQI
100AQI
14th February 2025
79AQI
79AQI
15th February 2025
94AQI
94AQI
16th February 2025
68AQI
68AQI
17th February 2025
68AQI
68AQI
18th February 2025
68AQI
68AQI
19th February 2025
69AQI
69AQI
20th February 2025
74AQI
74AQI
21st February 2025
72AQI
72AQI
22nd February 2025
65AQI
65AQI
23rd February 2025
73AQI
73AQI
24th February 2025
68AQI
68AQI
25th February 2025
74AQI
74AQI
26th February 2025
70AQI
70AQI
27th February 2025
99AQI
99AQI
28th February 2025
95AQI
95AQI
1st March 2025
70AQI
70AQI
2nd March 2025
69AQI
69AQI
3rd March 2025
64AQI
64AQI
4th March 2025
83AQI
83AQI
5th March 2025
82AQI
82AQI
6th March 2025
86AQI
86AQI
7th March 2025
72AQI
72AQI
8th March 2025
85AQI
85AQI
9th March 2025
80AQI
80AQI
10th March 2025
109AQI
109AQI
11th March 2025
80AQI
80AQI
12th March 2025
93AQI
93AQI
13th March 2025
60AQI
60AQI
14th March 2025
58AQI
58AQI
15th March 2025
55AQI
55AQI
16th March 2025
55AQI
55AQI
17th March 2025
62AQI
62AQI
18th March 2025
54AQI
54AQI
19th March 2025
77AQI
77AQI
20th March 2025
113AQI
113AQI
21st March 2025
82AQI
82AQI
22nd March 2025
61AQI
61AQI
23rd March 2025
62AQI
62AQI
24th March 2025
67AQI
67AQI
25th March 2025
68AQI
68AQI
26th March 2025
77AQI
77AQI
27th March 2025
68AQI
68AQI
28th March 2025
57AQI
57AQI
29th March 2025
58AQI
58AQI
30th March 2025
54AQI
54AQI
31st March 2025
79AQI
79AQI
1st April 2025
98AQI
98AQI
2nd April 2025
106AQI
106AQI
3rd April 2025
115AQI
115AQI
4th April 2025
96AQI
96AQI
5th April 2025
98AQI
98AQI
6th April 2025
94AQI
94AQI
7th April 2025
82AQI
82AQI
8th April 2025
82AQI
82AQI
9th April 2025
105AQI
105AQI
10th April 2025
135AQI
135AQI
11th April 2025
150AQI
150AQI
12th April 2025
122AQI
122AQI
13th April 2025
108AQI
108AQI
14th April 2025
77AQI
77AQI
15th April 2025
71AQI
71AQI
16th April 2025
61AQI
61AQI
17th April 2025
119AQI
119AQI
18th April 2025
95AQI
95AQI
19th April 2025
83AQI
83AQI
20th April 2025
77AQI
77AQI
21st April 2025
110AQI
110AQI
22nd April 2025
62AQI
62AQI
23rd April 2025
80AQI
80AQI
24th April 2025
67AQI
67AQI
25th April 2025
67AQI
67AQI
26th April 2025
59AQI
59AQI
27th April 2025
71AQI
71AQI
28th April 2025
70AQI
70AQI
29th April 2025
69AQI
69AQI
30th April 2025
85AQI
85AQI
1st May 2025
86AQI
86AQI
2nd May 2025
71AQI
71AQI
3rd May 2025
63AQI
63AQI
4th May 2025
50AQI
50AQI
5th May 2025
47AQI
47AQI
6th May 2025
47AQI
47AQI
7th May 2025
57AQI
57AQI
8th May 2025
59AQI
59AQI
9th May 2025
57AQI
57AQI
10th May 2025
59AQI
59AQI
11th May 2025
65AQI
65AQI
12th May 2025
111AQI
111AQI
13th May 2025
77AQI
77AQI
14th May 2025
85AQI
85AQI
15th May 2025
72AQI
72AQI
16th May 2025
65AQI
65AQI
17th May 2025
55AQI
55AQI
18th May 2025
55AQI
55AQI
19th May 2025
52AQI
52AQI
20th May 2025
58AQI
58AQI
21st May 2025
58AQI
58AQI
22nd May 2025
49AQI
49AQI
23rd May 2025
49AQI
49AQI
24th May 2025
45AQI
45AQI
25th May 2025
41AQI
41AQI
26th May 2025
43AQI
43AQI
27th May 2025
49AQI
49AQI
28th May 2025
56AQI
56AQI
29th May 2025
63AQI
63AQI
30th May 2025
64AQI
64AQI
31st May 2025
72AQI
72AQI
1st June 2025
58AQI
58AQI
2nd June 2025
59AQI
59AQI
3rd June 2025
54AQI
54AQI
4th June 2025
55AQI
55AQI
5th June 2025
50AQI
50AQI
6th June 2025
40AQI
40AQI
7th June 2025
44AQI
44AQI
8th June 2025
57AQI
57AQI
9th June 2025
54AQI
54AQI
10th June 2025
45AQI
45AQI
11th June 2025
43AQI
43AQI
12th June 2025
50AQI
50AQI
13th June 2025
60AQI
60AQI
14th June 2025
57AQI
57AQI
15th June 2025
49AQI
49AQI
16th June 2025
49AQI
49AQI
17th June 2025
47AQI
47AQI
18th June 2025
55AQI
55AQI
19th June 2025
57AQI
57AQI
20th June 2025
54AQI
54AQI
21st June 2025
43AQI
43AQI
22nd June 2025
37AQI
37AQI
23rd June 2025
49AQI
49AQI
24th June 2025
55AQI
55AQI
25th June 2025
59AQI
59AQI
26th June 2025
59AQI
59AQI
27th June 2025
61AQI
61AQI
28th June 2025
60AQI
60AQI
29th June 2025
60AQI
60AQI
30th June 2025
61AQI
61AQI
1st July 2025
58AQI
58AQI
2nd July 2025
51AQI
51AQI
3rd July 2025
60AQI
60AQI
4th July 2025
57AQI
57AQI
5th July 2025
54AQI
54AQI
6th July 2025
53AQI
53AQI
7th July 2025
49AQI
49AQI
8th July 2025
51AQI
51AQI
9th July 2025
53AQI
53AQI
10th July 2025
50AQI
50AQI
11th July 2025
57AQI
57AQI
12th July 2025
57AQI
57AQI
13th July 2025
50AQI
50AQI
14th July 2025
46AQI
46AQI
15th July 2025
47AQI
47AQI
16th July 2025
43AQI
43AQI
17th July 2025
50AQI
50AQI
18th July 2025
48AQI
48AQI
19th July 2025
48AQI
48AQI
20th July 2025
48AQI
48AQI
21st July 2025
44AQI
44AQI
22nd July 2025
52AQI
52AQI
23rd July 2025
53AQI
53AQI
24th July 2025
53AQI
53AQI
25th July 2025
48AQI
48AQI
26th July 2025
51AQI
51AQI
27th July 2025
50AQI
50AQI
28th July 2025
45AQI
45AQI
29th July 2025
49AQI
49AQI
30th July 2025
45AQI
45AQI
31st July 2025
46AQI
46AQI
1st August 2025
48AQI
48AQI
2nd August 2025
47AQI
47AQI
3rd August 2025
39AQI
39AQI
4th August 2025
39AQI
39AQI
5th August 2025
44AQI
44AQI
136AQI
92AQI
72AQI
90AQI
61AQI
53AQI
51AQI
43AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202578AQI
23
8
20
7
1
29
2
21
9
9
21
1
12
18
17
14
5
43
123
42
9
Highest AQI recorded in
January136AQI
Lowest AQI recorded in
August43AQI
202461AQI
1
4
8
3
11
1
23
7
10
21
24
7
26
2
10
21
2
16
10
2
29
2
107
108
20
5
Highest AQI recorded in
January114AQI
Lowest AQI recorded in
September39AQI
202387AQI
1
2
4
17
10
5
19
10
Highest AQI recorded in
December88AQI
Lowest AQI recorded in
November67AQI
202069AQI
3
8
2
1
14
4
1
1
5
12
1
16
12
25
46
7
1
1
Highest AQI recorded in
April103AQI
Lowest AQI recorded in
June49AQI
Most & Least Polluted Years Over the Last 4 Years
Most Polluted Year Recorded
2023(Avg.)
87AQILeast Polluted Year Recorded
2024(Avg.)
61AQIEnvironment Protection Office's annual 2025 AQI (78) shows an average percentage change of 10.3% (worsened AQI) compared to previous years: 2020 (69), 2023 (87), 2024 (61).
