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HistoryAQIPM2.5PM10COSO2NO2O3

Provincial Academy Of Agricultural Sciences, Harbin, 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

Provincial Academy Of Agricultural Sciences, Harbin, Heilongjiang, China

2021
2022
2023
2024
2025
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
8th Aug 2021
104AQI
Lowest AQI recorded on
30th Aug 2023
26AQI

Same 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 2024 on the same day.

Download 2024 Annual Data

World Air Quality Report

Globe

Day & Night AQI Trend: 3rd Aug - 4th Aug 2025

Provincial Academy Of Agricultural Sciences, Harbin, Heilongjiang, China

AQI
Day
Night
.

6 AM3rd Aug 2025

9 PM

5 AM4th Aug 2025

Day time
Avg. Highest Time
6AM3rd Aug

52AQI

Avg. Lowest Time
4PM3rd Aug

21AQI

Night time
Avg. Highest Time
12AM4th Aug

52AQI

Avg. Lowest Time
11PM3rd Aug

48AQI

In the last 24 hours,

Provincial Academy Of Agricultural Sciences's AQI reached its highest point of 52 at 6 AM during the Day, while the lowest point, 21, was recorded at 4 PM during the Day between 3rd Aug and 4th Aug 2025.

Day & Night AQI Trend : Jul - Aug 2025

Provincial Academy Of Agricultural Sciences, Harbin, 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 2025586 AMAQI
5th Jul 2025587 AMAQI
5th Jul 2025518 AMAQI
5th Jul 2025559 AMAQI
5th Jul 20255710 AMAQI
5th Jul 20256211 AMAQI
5th Jul 20256812 PMAQI
5th Jul 2025671 PMAQI
5th Jul 2025562 PMAQI
5th Jul 2025413 PMAQI
5th Jul 2025394 PMAQI
5th Jul 2025345 PMAQI
5th Jul 2025326 PMAQI
5th Jul 2025397 PMAQI
5th Jul 2025528 PMAQI
5th Jul 2025529 PMAQI
5th Jul 20255210 PMAQI
5th Jul 20255311 PMAQI
6th Jul 20255412 AMAQI
6th Jul 2025601 AMAQI
6th Jul 2025602 AMAQI
6th Jul 2025603 AMAQI
6th Jul 2025604 AMAQI
6th Jul 2025605 AMAQI

24°C20/27°C

6th Jul 2025596 AMAQI
6th Jul 2025597 AMAQI
6th Jul 2025418 AMAQI
6th Jul 2025259 AMAQI
6th Jul 20252810 AMAQI
6th Jul 20252711 AMAQI
6th Jul 20253512 PMAQI
6th Jul 2025491 PMAQI
6th Jul 2025482 PMAQI
6th Jul 2025553 PMAQI
6th Jul 2025554 PMAQI
6th Jul 2025565 PMAQI
6th Jul 2025606 PMAQI
6th Jul 2025587 PMAQI
6th Jul 2025608 PMAQI
6th Jul 2025629 PMAQI
6th Jul 20256210 PMAQI
6th Jul 20256011 PMAQI
7th Jul 20255712 AMAQI
7th Jul 2025581 AMAQI
7th Jul 2025582 AMAQI
7th Jul 2025583 AMAQI
7th Jul 2025554 AMAQI
7th Jul 2025565 AMAQI

24°C19/29°C

7th Jul 2025556 AMAQI
7th Jul 2025557 AMAQI
7th Jul 2025528 AMAQI
7th Jul 2025589 AMAQI
7th Jul 20255510 AMAQI
7th Jul 20255311 AMAQI
7th Jul 20255412 PMAQI
7th Jul 2025511 PMAQI
7th Jul 2025482 PMAQI
7th Jul 2025423 PMAQI
7th Jul 2025374 PMAQI
7th Jul 2025385 PMAQI
7th Jul 2025406 PMAQI
7th Jul 2025377 PMAQI
7th Jul 2025528 PMAQI
7th Jul 2025519 PMAQI
7th Jul 20255210 PMAQI
7th Jul 20255111 PMAQI
8th Jul 20255312 AMAQI
8th Jul 2025561 AMAQI
8th Jul 2025562 AMAQI
8th Jul 2025563 AMAQI
8th Jul 2025564 AMAQI
8th Jul 2025565 AMAQI

25°C19/30°C

8th Jul 2025566 AMAQI
8th Jul 2025567 AMAQI
8th Jul 2025378 AMAQI
8th Jul 2025319 AMAQI
8th Jul 20253010 AMAQI
8th Jul 20253511 AMAQI
8th Jul 20253212 PMAQI
8th Jul 2025311 PMAQI
8th Jul 2025302 PMAQI
8th Jul 2025303 PMAQI
8th Jul 2025284 PMAQI
8th Jul 2025285 PMAQI
8th Jul 2025476 PMAQI
8th Jul 2025547 PMAQI
8th Jul 2025548 PMAQI
8th Jul 2025539 PMAQI
8th Jul 20255310 PMAQI
8th Jul 20255211 PMAQI
9th Jul 20255312 AMAQI
9th Jul 2025561 AMAQI
9th Jul 2025562 AMAQI
9th Jul 2025553 AMAQI
9th Jul 2025544 AMAQI
9th Jul 2025535 AMAQI

25°C19/31°C

9th Jul 2025536 AMAQI
9th Jul 2025547 AMAQI
9th Jul 2025368 AMAQI
9th Jul 2025409 AMAQI
9th Jul 20255110 AMAQI
9th Jul 20255911 AMAQI
9th Jul 20256412 PMAQI
9th Jul 2025571 PMAQI
9th Jul 2025582 PMAQI
9th Jul 2025643 PMAQI
9th Jul 2025654 PMAQI
9th Jul 2025625 PMAQI
9th Jul 2025646 PMAQI
9th Jul 2025607 PMAQI
9th Jul 2025588 PMAQI
9th Jul 2025589 PMAQI
9th Jul 20255610 PMAQI
9th Jul 20255511 PMAQI
10th Jul 20255412 AMAQI
10th Jul 2025551 AMAQI
10th Jul 2025552 AMAQI
10th Jul 2025553 AMAQI
10th Jul 2025554 AMAQI
10th Jul 2025565 AMAQI

27°C21/33°C

10th Jul 2025556 AMAQI
10th Jul 2025557 AMAQI
10th Jul 2025448 AMAQI
10th Jul 2025459 AMAQI
10th Jul 20254910 AMAQI
10th Jul 20255811 AMAQI
10th Jul 20256012 PMAQI
10th Jul 2025661 PMAQI
10th Jul 2025802 PMAQI
10th Jul 2025943 PMAQI
10th Jul 20251004 PMAQI
10th Jul 2025905 PMAQI
10th Jul 2025616 PMAQI
10th Jul 2025727 PMAQI
10th Jul 2025748 PMAQI
10th Jul 2025709 PMAQI
10th Jul 20256410 PMAQI
10th Jul 20256211 PMAQI
11th Jul 20256012 AMAQI
11th Jul 2025551 AMAQI
11th Jul 2025552 AMAQI
11th Jul 2025553 AMAQI
11th Jul 2025564 AMAQI
11th Jul 2025565 AMAQI

28°C21/35°C

11th Jul 2025566 AMAQI
11th Jul 2025567 AMAQI
11th Jul 2025628 AMAQI
11th Jul 2025669 AMAQI
11th Jul 20256310 AMAQI
11th Jul 20256411 AMAQI
11th Jul 20256612 PMAQI
11th Jul 2025721 PMAQI
11th Jul 2025742 PMAQI
11th Jul 2025793 PMAQI
11th Jul 2025804 PMAQI
11th Jul 2025905 PMAQI
11th Jul 2025886 PMAQI
11th Jul 2025797 PMAQI
11th Jul 2025668 PMAQI
11th Jul 2025649 PMAQI
11th Jul 20256210 PMAQI
11th Jul 20256011 PMAQI
12th Jul 20256012 AMAQI
12th Jul 2025561 AMAQI
12th Jul 2025562 AMAQI
12th Jul 2025573 AMAQI
12th Jul 2025604 AMAQI
12th Jul 2025595 AMAQI

30°C25/35°C

12th Jul 2025596 AMAQI
12th Jul 2025607 AMAQI
12th Jul 2025608 AMAQI
12th Jul 2025609 AMAQI
12th Jul 20256010 AMAQI
12th Jul 20256211 AMAQI
12th Jul 20257012 PMAQI
12th Jul 2025691 PMAQI
12th Jul 2025672 PMAQI
12th Jul 2025683 PMAQI
12th Jul 2025684 PMAQI
12th Jul 2025695 PMAQI
12th Jul 2025676 PMAQI
12th Jul 2025627 PMAQI
12th Jul 2025588 PMAQI
12th Jul 2025589 PMAQI
12th Jul 20255710 PMAQI
12th Jul 20255611 PMAQI
13th Jul 20255612 AMAQI
13th Jul 2025581 AMAQI
13th Jul 2025582 AMAQI
13th Jul 2025583 AMAQI
13th Jul 2025604 AMAQI
13th Jul 2025595 AMAQI

28°C23/33°C

13th Jul 2025606 AMAQI
13th Jul 2025607 AMAQI
13th Jul 2025418 AMAQI
13th Jul 2025229 AMAQI
13th Jul 20252710 AMAQI
13th Jul 20252911 AMAQI
13th Jul 20253412 PMAQI
13th Jul 2025351 PMAQI
13th Jul 2025362 PMAQI
13th Jul 2025523 PMAQI
13th Jul 2025464 PMAQI
13th Jul 2025575 PMAQI
13th Jul 2025576 PMAQI
13th Jul 2025537 PMAQI
13th Jul 2025568 PMAQI
13th Jul 2025589 PMAQI
13th Jul 20255810 PMAQI
13th Jul 20256111 PMAQI
14th Jul 20256012 AMAQI
14th Jul 2025581 AMAQI
14th Jul 2025582 AMAQI
14th Jul 2025573 AMAQI
14th Jul 2025564 AMAQI
14th Jul 2025565 AMAQI

25°C21/29°C

14th Jul 2025556 AMAQI
14th Jul 2025567 AMAQI
14th Jul 2025508 AMAQI
14th Jul 2025409 AMAQI
14th Jul 20255210 AMAQI
14th Jul 20255211 AMAQI
14th Jul 20255212 PMAQI
14th Jul 2025521 PMAQI
14th Jul 2025512 PMAQI
14th Jul 2025473 PMAQI
14th Jul 2025474 PMAQI
14th Jul 2025495 PMAQI
14th Jul 2025486 PMAQI
14th Jul 2025477 PMAQI
14th Jul 2025558 PMAQI
14th Jul 2025559 PMAQI
14th Jul 20255710 PMAQI
14th Jul 20255711 PMAQI
15th Jul 20255512 AMAQI
15th Jul 2025561 AMAQI
15th Jul 2025562 AMAQI
15th Jul 2025563 AMAQI
15th Jul 2025554 AMAQI
15th Jul 2025555 AMAQI

25°C19/30°C

15th Jul 2025556 AMAQI
15th Jul 2025557 AMAQI
15th Jul 2025358 AMAQI
15th Jul 2025179 AMAQI
15th Jul 20252210 AMAQI
15th Jul 20253811 AMAQI
15th Jul 20255712 PMAQI
15th Jul 2025581 PMAQI
15th Jul 2025382 PMAQI
15th Jul 2025273 PMAQI
15th Jul 2025304 PMAQI
15th Jul 2025325 PMAQI
15th Jul 2025306 PMAQI
15th Jul 2025387 PMAQI
15th Jul 2025528 PMAQI
15th Jul 2025529 PMAQI
15th Jul 20255410 PMAQI
15th Jul 20255411 PMAQI
16th Jul 20255412 AMAQI
16th Jul 2025551 AMAQI
16th Jul 2025552 AMAQI
16th Jul 2025553 AMAQI
16th Jul 2025534 AMAQI
16th Jul 2025545 AMAQI

25°C19/31°C

16th Jul 2025546 AMAQI
16th Jul 2025537 AMAQI
16th Jul 2025328 AMAQI
16th Jul 2025239 AMAQI
16th Jul 20252110 AMAQI
16th Jul 20252211 AMAQI
16th Jul 20252612 PMAQI
16th Jul 2025341 PMAQI
16th Jul 2025322 PMAQI
16th Jul 2025363 PMAQI
16th Jul 2025524 PMAQI
16th Jul 2025455 PMAQI
16th Jul 2025526 PMAQI
16th Jul 2025607 PMAQI
16th Jul 2025628 PMAQI
16th Jul 2025529 PMAQI
16th Jul 20255110 PMAQI
16th Jul 20255211 PMAQI
17th Jul 20255312 AMAQI
17th Jul 2025541 AMAQI
17th Jul 2025542 AMAQI
17th Jul 2025543 AMAQI
17th Jul 2025524 AMAQI
17th Jul 2025525 AMAQI

24°C22/28°C

17th Jul 2025526 AMAQI
17th Jul 2025527 AMAQI
17th Jul 2025598 AMAQI
17th Jul 2025639 AMAQI
17th Jul 20256810 AMAQI
17th Jul 20256511 AMAQI
17th Jul 20256812 PMAQI
17th Jul 2025601 PMAQI
17th Jul 2025542 PMAQI
17th Jul 2025553 PMAQI
17th Jul 2025614 PMAQI
17th Jul 2025735 PMAQI
17th Jul 2025706 PMAQI
17th Jul 2025637 PMAQI
17th Jul 2025648 PMAQI
17th Jul 2025649 PMAQI
17th Jul 20255910 PMAQI
17th Jul 20256911 PMAQI
18th Jul 20255512 AMAQI
18th Jul 2025531 AMAQI
18th Jul 2025532 AMAQI
18th Jul 2025533 AMAQI
18th Jul 2025544 AMAQI
18th Jul 2025545 AMAQI

25°C20/29°C

18th Jul 2025546 AMAQI
18th Jul 2025557 AMAQI
18th Jul 2025748 AMAQI
18th Jul 2025659 AMAQI
18th Jul 20255710 AMAQI
18th Jul 20255211 AMAQI
18th Jul 20254612 PMAQI
18th Jul 2025551 PMAQI
18th Jul 2025582 PMAQI
18th Jul 2025583 PMAQI
18th Jul 2025524 PMAQI
18th Jul 2025455 PMAQI
18th Jul 2025566 PMAQI
18th Jul 2025567 PMAQI
18th Jul 2025528 PMAQI
18th Jul 2025539 PMAQI
18th Jul 20255410 PMAQI
18th Jul 20255411 PMAQI
19th Jul 20255412 AMAQI
19th Jul 2025541 AMAQI
19th Jul 2025542 AMAQI
19th Jul 2025553 AMAQI
19th Jul 2025554 AMAQI
19th Jul 2025555 AMAQI

25°C21/29°C

19th Jul 2025556 AMAQI
19th Jul 2025557 AMAQI
19th Jul 2025628 AMAQI
19th Jul 2025629 AMAQI
19th Jul 20256010 AMAQI
19th Jul 20256011 AMAQI
19th Jul 20255012 PMAQI
19th Jul 2025521 PMAQI
19th Jul 2025452 PMAQI
19th Jul 2025473 PMAQI
19th Jul 2025454 PMAQI
19th Jul 2025405 PMAQI
19th Jul 2025476 PMAQI
19th Jul 2025617 PMAQI
19th Jul 2025618 PMAQI
19th Jul 2025639 PMAQI
19th Jul 20256410 PMAQI
19th Jul 20256511 PMAQI
20th Jul 20256112 AMAQI
20th Jul 2025541 AMAQI
20th Jul 2025552 AMAQI
20th Jul 2025553 AMAQI
20th Jul 2025544 AMAQI
20th Jul 2025555 AMAQI

26°C21/32°C

20th Jul 2025556 AMAQI
20th Jul 2025547 AMAQI
20th Jul 2025588 AMAQI
20th Jul 2025589 AMAQI
20th Jul 20255410 AMAQI
20th Jul 20255011 AMAQI
20th Jul 20254412 PMAQI
20th Jul 2025391 PMAQI
20th Jul 2025432 PMAQI
20th Jul 2025423 PMAQI
20th Jul 2025344 PMAQI
20th Jul 2025365 PMAQI
20th Jul 2025316 PMAQI
20th Jul 2025337 PMAQI
20th Jul 2025478 PMAQI
20th Jul 2025489 PMAQI
20th Jul 20254410 PMAQI
20th Jul 20254311 PMAQI
21st Jul 20254712 AMAQI
21st Jul 2025541 AMAQI
21st Jul 2025542 AMAQI
21st Jul 2025543 AMAQI
21st Jul 2025544 AMAQI
21st Jul 2025545 AMAQI

23°C21/25°C

21st Jul 2025546 AMAQI
21st Jul 2025547 AMAQI
21st Jul 2025408 AMAQI
21st Jul 2025369 AMAQI
21st Jul 20254210 AMAQI
21st Jul 20253611 AMAQI
21st Jul 20254112 PMAQI
21st Jul 2025361 PMAQI
21st Jul 2025332 PMAQI
21st Jul 2025443 PMAQI
21st Jul 2025554 PMAQI
21st Jul 2025555 PMAQI
21st Jul 2025546 PMAQI
21st Jul 2025477 PMAQI
21st Jul 2025508 PMAQI
21st Jul 2025489 PMAQI
21st Jul 20255010 PMAQI
21st Jul 20255311 PMAQI
22nd Jul 20255312 AMAQI
22nd Jul 2025541 AMAQI
22nd Jul 2025532 AMAQI
22nd Jul 2025533 AMAQI
22nd Jul 2025524 AMAQI
22nd Jul 2025525 AMAQI

25°C20/32°C

22nd Jul 2025526 AMAQI
22nd Jul 2025527 AMAQI
22nd Jul 2025618 AMAQI
22nd Jul 2025629 AMAQI
22nd Jul 20255910 AMAQI
22nd Jul 20255511 AMAQI
22nd Jul 20255612 PMAQI
22nd Jul 2025541 PMAQI
22nd Jul 2025572 PMAQI
22nd Jul 2025683 PMAQI
22nd Jul 2025694 PMAQI
22nd Jul 2025685 PMAQI
22nd Jul 2025776 PMAQI
22nd Jul 2025747 PMAQI
22nd Jul 2025658 PMAQI
22nd Jul 2025649 PMAQI
22nd Jul 20256210 PMAQI
22nd Jul 20256011 PMAQI
23rd Jul 20255612 AMAQI
23rd Jul 2025521 AMAQI
23rd Jul 2025522 AMAQI
23rd Jul 2025533 AMAQI
23rd Jul 2025534 AMAQI
23rd Jul 2025535 AMAQI

28°C22/36°C

23rd Jul 2025536 AMAQI
23rd Jul 2025537 AMAQI
23rd Jul 2025568 AMAQI
23rd Jul 2025459 AMAQI
23rd Jul 20253810 AMAQI
23rd Jul 20253311 AMAQI
23rd Jul 20254112 PMAQI
23rd Jul 2025461 PMAQI
23rd Jul 2025702 PMAQI
23rd Jul 2025743 PMAQI
23rd Jul 2025674 PMAQI
23rd Jul 2025585 PMAQI
23rd Jul 2025586 PMAQI
23rd Jul 2025587 PMAQI
23rd Jul 2025568 PMAQI
23rd Jul 2025589 PMAQI
23rd Jul 20255610 PMAQI
23rd Jul 20255411 PMAQI
24th Jul 20255212 AMAQI
24th Jul 2025521 AMAQI
24th Jul 2025532 AMAQI
24th Jul 2025533 AMAQI
24th Jul 2025534 AMAQI
24th Jul 2025535 AMAQI

29°C24/34°C

24th Jul 2025536 AMAQI
24th Jul 2025537 AMAQI
24th Jul 2025368 AMAQI
24th Jul 2025349 AMAQI
24th Jul 20253910 AMAQI
24th Jul 20255411 AMAQI
24th Jul 20255512 PMAQI
24th Jul 2025521 PMAQI
24th Jul 2025542 PMAQI
24th Jul 2025573 PMAQI
24th Jul 2025584 PMAQI
24th Jul 2025625 PMAQI
24th Jul 2025636 PMAQI
24th Jul 2025627 PMAQI
24th Jul 2025588 PMAQI
24th Jul 2025579 PMAQI
24th Jul 20255110 PMAQI
24th Jul 20254811 PMAQI
25th Jul 20254912 AMAQI
25th Jul 2025531 AMAQI
25th Jul 2025532 AMAQI
25th Jul 2025533 AMAQI
25th Jul 2025524 AMAQI
25th Jul 2025525 AMAQI

27°C24/33°C

25th Jul 2025526 AMAQI
25th Jul 2025527 AMAQI
25th Jul 2025548 AMAQI
25th Jul 2025549 AMAQI
25th Jul 20254010 AMAQI
25th Jul 20253011 AMAQI
25th Jul 20253312 PMAQI
25th Jul 2025291 PMAQI
25th Jul 2025272 PMAQI
25th Jul 2025203 PMAQI
25th Jul 2025234 PMAQI
25th Jul 2025345 PMAQI
25th Jul 2025506 PMAQI
25th Jul 2025487 PMAQI
25th Jul 2025508 PMAQI
25th Jul 2025529 PMAQI
25th Jul 20255510 PMAQI
25th Jul 20255211 PMAQI
26th Jul 20255212 AMAQI
26th Jul 2025521 AMAQI
26th Jul 2025522 AMAQI
26th Jul 2025523 AMAQI
26th Jul 2025504 AMAQI
26th Jul 2025525 AMAQI

25°C22/28°C

26th Jul 2025516 AMAQI
26th Jul 2025517 AMAQI
26th Jul 2025518 AMAQI
26th Jul 2025549 AMAQI
26th Jul 20255210 AMAQI
26th Jul 20254911 AMAQI
26th Jul 20254612 PMAQI
26th Jul 2025521 PMAQI
26th Jul 2025452 PMAQI
26th Jul 2025343 PMAQI
26th Jul 2025304 PMAQI
26th Jul 2025295 PMAQI
26th Jul 2025306 PMAQI
26th Jul 2025447 PMAQI
26th Jul 2025508 PMAQI
26th Jul 2025509 PMAQI
26th Jul 20254710 PMAQI
26th Jul 20255011 PMAQI
27th Jul 20255212 AMAQI
27th Jul 2025521 AMAQI
27th Jul 2025522 AMAQI
27th Jul 2025523 AMAQI
27th Jul 2025524 AMAQI
27th Jul 2025525 AMAQI

23°C22/24°C

27th Jul 2025526 AMAQI
27th Jul 2025527 AMAQI
27th Jul 2025568 AMAQI
27th Jul 2025569 AMAQI
27th Jul 20255810 AMAQI
27th Jul 20255211 AMAQI
27th Jul 20255012 PMAQI
27th Jul 2025551 PMAQI
27th Jul 2025592 PMAQI
27th Jul 2025603 PMAQI
27th Jul 2025504 PMAQI
27th Jul 2025575 PMAQI
27th Jul 2025646 PMAQI
27th Jul 2025637 PMAQI
27th Jul 2025568 PMAQI
27th Jul 2025539 PMAQI
27th Jul 20255010 PMAQI
27th Jul 20254411 PMAQI
28th Jul 20254412 AMAQI
28th Jul 2025521 AMAQI
28th Jul 2025522 AMAQI
28th Jul 2025523 AMAQI
28th Jul 2025534 AMAQI
28th Jul 2025535 AMAQI

26°C22/30°C

28th Jul 2025536 AMAQI
28th Jul 2025537 AMAQI
28th Jul 2025348 AMAQI
28th Jul 2025249 AMAQI
28th Jul 20252510 AMAQI
28th Jul 20252611 AMAQI
28th Jul 20252912 PMAQI
28th Jul 2025281 PMAQI
28th Jul 2025352 PMAQI
28th Jul 2025503 PMAQI
28th Jul 2025464 PMAQI
28th Jul 2025435 PMAQI
28th Jul 2025436 PMAQI
28th Jul 2025627 PMAQI
28th Jul 2025568 PMAQI
28th Jul 2025589 PMAQI
28th Jul 20255610 PMAQI
28th Jul 20254811 PMAQI
29th Jul 20255212 AMAQI
29th Jul 2025521 AMAQI
29th Jul 2025522 AMAQI
29th Jul 2025513 AMAQI
29th Jul 2025484 AMAQI
29th Jul 2025485 AMAQI

26°C22/31°C

29th Jul 2025496 AMAQI
29th Jul 2025487 AMAQI
29th Jul 2025358 AMAQI
29th Jul 2025389 AMAQI
29th Jul 20255010 AMAQI
29th Jul 20255311 AMAQI
29th Jul 20255612 PMAQI
29th Jul 2025561 PMAQI
29th Jul 2025342 PMAQI
29th Jul 2025213 PMAQI
29th Jul 2025224 PMAQI
29th Jul 2025215 PMAQI
29th Jul 2025206 PMAQI
29th Jul 2025287 PMAQI
29th Jul 2025388 PMAQI
29th Jul 2025389 PMAQI
29th Jul 20253910 PMAQI
29th Jul 20254011 PMAQI
30th Jul 20254312 AMAQI
30th Jul 2025521 AMAQI
30th Jul 2025522 AMAQI
30th Jul 2025523 AMAQI
30th Jul 2025524 AMAQI
30th Jul 2025525 AMAQI

23°C21/29°C

30th Jul 2025516 AMAQI
30th Jul 2025517 AMAQI
30th Jul 2025318 AMAQI
30th Jul 2025239 AMAQI
30th Jul 20252210 AMAQI
30th Jul 20252511 AMAQI
30th Jul 20253012 PMAQI
30th Jul 2025261 PMAQI
30th Jul 2025262 PMAQI
30th Jul 2025333 PMAQI
30th Jul 2025374 PMAQI
30th Jul 2025425 PMAQI
30th Jul 2025506 PMAQI
30th Jul 2025517 PMAQI
30th Jul 2025488 PMAQI
30th Jul 2025509 PMAQI
30th Jul 20254810 PMAQI
30th Jul 20254311 PMAQI
31st Jul 20254512 AMAQI
31st Jul 2025521 AMAQI
31st Jul 2025522 AMAQI
31st Jul 2025523 AMAQI
31st Jul 2025524 AMAQI
31st Jul 2025525 AMAQI

23°C20/28°C

31st Jul 2025526 AMAQI
31st Jul 2025527 AMAQI
31st Jul 2025528 AMAQI
31st Jul 2025529 AMAQI
31st Jul 20254610 AMAQI
31st Jul 20254611 AMAQI
31st Jul 20254912 PMAQI
31st Jul 2025481 PMAQI
31st Jul 2025402 PMAQI
31st Jul 2025443 PMAQI
31st Jul 2025554 PMAQI
31st Jul 2025605 PMAQI
31st Jul 2025596 PMAQI
31st Jul 2025527 PMAQI
31st Jul 2025548 PMAQI
31st Jul 2025549 PMAQI
31st Jul 20255510 PMAQI
31st Jul 20255611 PMAQI
1st Aug 20255012 AMAQI
1st Aug 2025521 AMAQI
1st Aug 2025522 AMAQI
1st Aug 2025483 AMAQI
1st Aug 2025484 AMAQI
1st Aug 2025505 AMAQI

24°C18/30°C

1st Aug 2025496 AMAQI
1st Aug 2025487 AMAQI
1st Aug 2025488 AMAQI
1st Aug 2025519 AMAQI
1st Aug 20254710 AMAQI
1st Aug 20254411 AMAQI
1st Aug 20254112 PMAQI
1st Aug 2025531 PMAQI
1st Aug 2025492 PMAQI
1st Aug 2025363 PMAQI
1st Aug 2025444 PMAQI
1st Aug 2025435 PMAQI
1st Aug 2025416 PMAQI
1st Aug 2025567 PMAQI
1st Aug 2025648 PMAQI
1st Aug 2025609 PMAQI
1st Aug 20255910 PMAQI
1st Aug 20256411 PMAQI
2nd Aug 20256212 AMAQI
2nd Aug 2025521 AMAQI
2nd Aug 2025502 AMAQI
2nd Aug 2025503 AMAQI
2nd Aug 2025504 AMAQI
2nd Aug 2025505 AMAQI

25°C21/31°C

2nd Aug 2025486 AMAQI
2nd Aug 2025497 AMAQI
2nd Aug 2025498 AMAQI
2nd Aug 2025539 AMAQI
2nd Aug 20255210 AMAQI
2nd Aug 20254811 AMAQI
2nd Aug 20254912 PMAQI
2nd Aug 2025501 PMAQI
2nd Aug 2025522 PMAQI
2nd Aug 2025513 PMAQI
2nd Aug 2025524 PMAQI
2nd Aug 2025545 PMAQI
2nd Aug 2025586 PMAQI
2nd Aug 2025547 PMAQI
2nd Aug 2025578 PMAQI
2nd Aug 2025579 PMAQI
2nd Aug 20255710 PMAQI
2nd Aug 20255411 PMAQI
3rd Aug 20254812 AMAQI
3rd Aug 2025521 AMAQI
3rd Aug 2025522 AMAQI
3rd Aug 2025523 AMAQI
3rd Aug 2025524 AMAQI
3rd Aug 2025525 AMAQI

24°C20/30°C

3rd Aug 2025526 AMAQI
3rd Aug 2025527 AMAQI
3rd Aug 2025428 AMAQI
3rd Aug 2025349 AMAQI
3rd Aug 20253410 AMAQI
3rd Aug 20253611 AMAQI
3rd Aug 20252712 PMAQI
3rd Aug 2025221 PMAQI
3rd Aug 2025262 PMAQI
3rd Aug 2025283 PMAQI
3rd Aug 2025214 PMAQI
3rd Aug 2025265 PMAQI
3rd Aug 2025236 PMAQI
3rd Aug 2025347 PMAQI
3rd Aug 2025458 PMAQI
3rd Aug 2025459 PMAQI
3rd Aug 20254810 PMAQI
3rd Aug 20254811 PMAQI
4th Aug 20255212 AMAQI
4th Aug 2025521 AMAQI
4th Aug 2025502 AMAQI
4th Aug 2025493 AMAQI
4th Aug 2025494 AMAQI
4th Aug 2025505 AMAQI

21°C18/23°C

4th Aug 2025496 AMAQI
6 AM
4th Aug 2025487 AMAQI
4th Aug 2025328 AMAQI
4th Aug 2025349 AMAQI
4th Aug 20252810 AMAQI
4th Aug 20253011 AMAQI
1 PM
9 PM
1 AM
5 AM

--°C/°C

Day time
Avg. Highest Time
7 PM - 9 PM

55AQI

3 hours / Day
90 hours / Month
Avg. Lowest Time
8 AM - 11 AM

46AQI

4 hours / Day
120 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 7 PM to 9 PM (Avg. 55), while the lowest AQI was between 8 AM to 11 AM (Avg. 46).
Night time
Avg. Highest Time
12 AM - 11 PM

54AQI

8 hours / Day
240 hours / Month
Avg. Lowest Time
12 AM - 11 PM

54AQI

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. 54), while the lowest AQI was between 12 AM to 11 PM (Avg. 54).

2025 Days Vs Air Quality

Provincial Academy Of Agricultural Sciences, Harbin, Heilongjiang, China

2025

7%

16

58%

124

20%

44

11%

23

4%

8

Total number of days with different AQI categories in last 216 days in 2025 (149 days remaining)

Good
16 Days
Moderate
124 Days
Poor
44 Days
Unhealthy
23 Days
Severe
8 Days
Hazardous
0 Days

Under WHO’s Safe Air Quality Limits: 7%

Health Risk Level:

Extreme

In 2025, 7% of 216 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

Provincial Academy Of Agricultural Sciences, Harbin, 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
171AQI
2nd January 2025
168AQI
3rd January 2025
146AQI
4th January 2025
172AQI
5th January 2025
146AQI
6th January 2025
174AQI
7th January 2025
169AQI
8th January 2025
145AQI
9th January 2025
163AQI
10th January 2025
171AQI
11th January 2025
194AQI
12th January 2025
190AQI
13th January 2025
184AQI
14th January 2025
205AQI
15th January 2025
136AQI
16th January 2025
131AQI
17th January 2025
158AQI
18th January 2025
148AQI
19th January 2025
190AQI
20th January 2025
225AQI
21st January 2025
208AQI
22nd January 2025
186AQI
23rd January 2025
208AQI
24th January 2025
239AQI
25th January 2025
251AQI
26th January 2025
234AQI
27th January 2025
167AQI
28th January 2025
145AQI
29th January 2025
148AQI
30th January 2025
115AQI
31st January 2025
160AQI
1st February 2025
157AQI
2nd February 2025
174AQI
3rd February 2025
158AQI
4th February 2025
148AQI
5th February 2025
148AQI
6th February 2025
134AQI
7th February 2025
112AQI
8th February 2025
98AQI
9th February 2025
130AQI
10th February 2025
148AQI
11th February 2025
156AQI
12th February 2025
140AQI
13th February 2025
123AQI
14th February 2025
119AQI
15th February 2025
126AQI
16th February 2025
105AQI
17th February 2025
94AQI
18th February 2025
88AQI
19th February 2025
103AQI
20th February 2025
91AQI
21st February 2025
88AQI
22nd February 2025
93AQI
23rd February 2025
103AQI
24th February 2025
95AQI
25th February 2025
86AQI
26th February 2025
82AQI
27th February 2025
116AQI
28th February 2025
92AQI
1st March 2025
76AQI
2nd March 2025
70AQI
3rd March 2025
87AQI
4th March 2025
92AQI
5th March 2025
92AQI
6th March 2025
107AQI
7th March 2025
97AQI
8th March 2025
124AQI
9th March 2025
140AQI
10th March 2025
274AQI
11th March 2025
154AQI
12th March 2025
99AQI
13th March 2025
88AQI
14th March 2025
74AQI
15th March 2025
68AQI
16th March 2025
62AQI
17th March 2025
69AQI
18th March 2025
76AQI
19th March 2025
116AQI
20th March 2025
127AQI
21st March 2025
112AQI
22nd March 2025
79AQI
23rd March 2025
92AQI
24th March 2025
81AQI
25th March 2025
96AQI
26th March 2025
111AQI
27th March 2025
69AQI
28th March 2025
75AQI
29th March 2025
56AQI
30th March 2025
65AQI
31st March 2025
99AQI
1st April 2025
129AQI
2nd April 2025
120AQI
3rd April 2025
120AQI
4th April 2025
127AQI
5th April 2025
93AQI
6th April 2025
110AQI
7th April 2025
101AQI
8th April 2025
109AQI
9th April 2025
131AQI
10th April 2025
179AQI
11th April 2025
172AQI
12th April 2025
127AQI
13th April 2025
103AQI
14th April 2025
81AQI
15th April 2025
64AQI
16th April 2025
71AQI
17th April 2025
168AQI
18th April 2025
83AQI
19th April 2025
97AQI
20th April 2025
106AQI
21st April 2025
100AQI
22nd April 2025
65AQI
23rd April 2025
74AQI
24th April 2025
70AQI
25th April 2025
57AQI
26th April 2025
61AQI
27th April 2025
78AQI
28th April 2025
96AQI
29th April 2025
107AQI
30th April 2025
87AQI
1st May 2025
92AQI
2nd May 2025
78AQI
3rd May 2025
71AQI
4th May 2025
55AQI
5th May 2025
59AQI
6th May 2025
62AQI
7th May 2025
77AQI
8th May 2025
71AQI
9th May 2025
69AQI
10th May 2025
65AQI
11th May 2025
82AQI
12th May 2025
112AQI
13th May 2025
96AQI
14th May 2025
95AQI
15th May 2025
114AQI
16th May 2025
73AQI
17th May 2025
74AQI
18th May 2025
66AQI
19th May 2025
61AQI
20th May 2025
79AQI
21st May 2025
64AQI
22nd May 2025
59AQI
23rd May 2025
60AQI
24th May 2025
58AQI
25th May 2025
58AQI
26th May 2025
71AQI
27th May 2025
73AQI
28th May 2025
81AQI
29th May 2025
85AQI
30th May 2025
83AQI
31st May 2025
98AQI
1st June 2025
65AQI
2nd June 2025
79AQI
3rd June 2025
54AQI
4th June 2025
53AQI
5th June 2025
50AQI
6th June 2025
40AQI
7th June 2025
48AQI
8th June 2025
58AQI
9th June 2025
51AQI
10th June 2025
41AQI
11th June 2025
50AQI
12th June 2025
57AQI
13th June 2025
72AQI
14th June 2025
57AQI
15th June 2025
72AQI
16th June 2025
70AQI
17th June 2025
57AQI
18th June 2025
68AQI
19th June 2025
63AQI
20th June 2025
54AQI
21st June 2025
53AQI
22nd June 2025
54AQI
23rd June 2025
59AQI
24th June 2025
65AQI
25th June 2025
67AQI
26th June 2025
70AQI
27th June 2025
70AQI
28th June 2025
56AQI
29th June 2025
65AQI
30th June 2025
59AQI
1st July 2025
58AQI
2nd July 2025
58AQI
3rd July 2025
62AQI
4th July 2025
51AQI
5th July 2025
53AQI
6th July 2025
54AQI
7th July 2025
51AQI
8th July 2025
46AQI
9th July 2025
56AQI
10th July 2025
63AQI
11th July 2025
66AQI
12th July 2025
61AQI
13th July 2025
51AQI
14th July 2025
53AQI
15th July 2025
46AQI
16th July 2025
47AQI
17th July 2025
60AQI
18th July 2025
55AQI
19th July 2025
55AQI
20th July 2025
48AQI
21st July 2025
49AQI
22nd July 2025
60AQI
23rd July 2025
54AQI
24th July 2025
53AQI
25th July 2025
46AQI
26th July 2025
47AQI
27th July 2025
54AQI
28th July 2025
46AQI
29th July 2025
41AQI
30th July 2025
43AQI
31st July 2025
52AQI
1st August 2025
51AQI
2nd August 2025
53AQI
3rd August 2025
46AQI

176AQI

118AQI

98AQI

103AQI

76AQI

59AQI

53AQI

50AQI

No. of days

Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days

202597AQI

9
15
7
10
14
4
22
7
1
1
15
12
3
29
2
5
25
10
21
1
2
16
124
44
23
8

Highest AQI recorded in

January

176AQI

Lowest AQI recorded in

August

50AQI

2024102AQI

3
15
10
2
1
8
9
5
6
1
15
15
1
10
13
5
2
5
20
6
9
17
4
5
16
8
2
15
16
8
22
2
18
11
7
12
9
2
6
23
2
44
158
116
34
12
2

Highest AQI recorded in

January

154AQI

Lowest AQI recorded in

August

56AQI

202393AQI

6
11
11
1
2
4
14
9
1
1
12
12
5
1
16
5
6
3
4
23
2
2
8
20
2
20
11
22
9
16
14
8
16
6
1
1
10
11
7
8
9
14
80
149
72
53
8
2

Highest AQI recorded in

January

151AQI

Lowest AQI recorded in

August

44AQI

202296AQI

10
9
10
2
2
8
9
2
3
19
8
1
1
10
5
1
5
23
3
14
16
15
8
1
1
15
11
2
7
20
3
1
11
7
8
1
1
13
10
4
3
62
134
56
33
16
2

Highest AQI recorded in

January

190AQI

Lowest AQI recorded in

July

44AQI

202195AQI

2
10
13
5
1
2
9
7
9
1
11
16
3
1
1
9
13
4
3
3
23
5
9
20
1
5
21
1
1
17
12
1
18
12
8
18
5
12
11
6
1
1
10
16
4
64
159
86
40
10
2

Highest AQI recorded in

January

169AQI

Lowest AQI recorded in

September

47AQI

202085AQI

9
3
1
5
6
4
1
3
2
7
8
3
19
10
1
7
21
3
18
13
16
14
6
20
5
2
8
10
8
2
2
12
16
1
80
111
41
26
6
2

Highest AQI recorded in

December

155AQI

Lowest AQI recorded in

August

46AQI

Most & Least Polluted Years Over the Last 6 Years

Most Polluted Year Recorded
2024(Avg.)
102AQI
Least Polluted Year Recorded
2020(Avg.)
85AQI

Provincial Academy Of Agricultural Sciences's annual 2025 AQI (97) shows an average percentage change of 2.9% (worsened AQI) compared to previous years: 2020 (85), 2021 (95), 2022 (96), 2023 (93), 2024 (102).