Songbei Commercial University, 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
Songbei Commercial University, Harbin, Heilongjiang, China
2021
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
8th Aug 2021
87AQILowest AQI recorded on
5th Aug 2023
16AQISame Day Analysis (6th August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 3rd highest AQI at 38 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: 7th Aug - 8th Aug 2025
Songbei Commercial University, Harbin, Heilongjiang, China
AQI
Day
Night
.
6 AM7th Aug 2025
9 PM
5 AM8th Aug 2025
Day time
Avg. Highest Time
12AMNaNth undefined
AQI
Avg. Lowest Time
12AMNaNth undefined
AQI
Night time
Avg. Highest Time
6AM7th Aug
42AQI
Avg. Lowest Time
6PM7th Aug
18AQI
In the last 24 hours,
Songbei Commercial University's AQI reached its highest point of 42 at 6 AM during the Night, while the lowest point, 18, was recorded at 6 PM during the Night between 7th Aug and 8th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Songbei Commercial University, Harbin, Heilongjiang, China
JulAug
09th - 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 - 07th07th - 08th08th
Day
Night
9th Jul 2025526 AMAQI
9th Jul 2025527 AMAQI
9th Jul 2025518 AMAQI
9th Jul 2025549 AMAQI
9th Jul 20255810 AMAQI
9th Jul 20256311 AMAQI
9th Jul 20256712 PMAQI
9th Jul 2025681 PMAQI
9th Jul 2025622 PMAQI
9th Jul 2025603 PMAQI
9th Jul 2025624 PMAQI
9th Jul 2025615 PMAQI
9th Jul 2025626 PMAQI
9th Jul 2025607 PMAQI
9th Jul 2025568 PMAQI
9th Jul 2025549 PMAQI
9th Jul 20255410 PMAQI
9th Jul 20255411 PMAQI
10th Jul 20255412 AMAQI
10th Jul 2025541 AMAQI
10th Jul 2025542 AMAQI
10th Jul 2025543 AMAQI
10th Jul 2025554 AMAQI
10th Jul 2025565 AMAQI
27°C21/33°C
10th Jul 2025556 AMAQI
10th Jul 2025557 AMAQI
10th Jul 2025488 AMAQI
10th Jul 2025509 AMAQI
10th Jul 20255210 AMAQI
10th Jul 20255911 AMAQI
10th Jul 20256312 PMAQI
10th Jul 2025651 PMAQI
10th Jul 2025662 PMAQI
10th Jul 2025683 PMAQI
10th Jul 2025704 PMAQI
10th Jul 2025725 PMAQI
10th Jul 2025696 PMAQI
10th Jul 2025697 PMAQI
10th Jul 2025608 PMAQI
10th Jul 2025599 PMAQI
10th Jul 20255710 PMAQI
10th Jul 20255711 PMAQI
11th Jul 20255712 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 2025556 AMAQI
11th Jul 2025567 AMAQI
11th Jul 2025648 AMAQI
11th Jul 2025669 AMAQI
11th Jul 20256110 AMAQI
11th Jul 20255911 AMAQI
11th Jul 20255912 PMAQI
11th Jul 2025621 PMAQI
11th Jul 2025622 PMAQI
11th Jul 2025643 PMAQI
11th Jul 2025664 PMAQI
11th Jul 2025725 PMAQI
11th Jul 2025776 PMAQI
11th Jul 2025727 PMAQI
11th Jul 2025648 PMAQI
11th Jul 2025649 PMAQI
11th Jul 20256210 PMAQI
11th Jul 20256011 PMAQI
12th Jul 20256012 AMAQI
12th Jul 2025571 AMAQI
12th Jul 2025562 AMAQI
12th Jul 2025573 AMAQI
12th Jul 2025584 AMAQI
12th Jul 2025585 AMAQI
30°C25/35°C
12th Jul 2025586 AMAQI
12th Jul 2025587 AMAQI
12th Jul 2025618 AMAQI
12th Jul 2025609 AMAQI
12th Jul 20256010 AMAQI
12th Jul 20256211 AMAQI
12th Jul 20256612 PMAQI
12th Jul 2025681 PMAQI
12th Jul 2025642 PMAQI
12th Jul 2025663 PMAQI
12th Jul 2025654 PMAQI
12th Jul 2025645 PMAQI
12th Jul 2025656 PMAQI
12th Jul 2025587 PMAQI
12th Jul 2025558 PMAQI
12th Jul 2025549 PMAQI
12th Jul 20255410 PMAQI
12th Jul 20255311 PMAQI
13th Jul 20254812 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 2025239 AMAQI
13th Jul 20252410 AMAQI
13th Jul 20252411 AMAQI
13th Jul 20252812 PMAQI
13th Jul 2025291 PMAQI
13th Jul 2025282 PMAQI
13th Jul 2025293 PMAQI
13th Jul 2025274 PMAQI
13th Jul 2025325 PMAQI
13th Jul 2025266 PMAQI
13th Jul 2025377 PMAQI
13th Jul 2025518 PMAQI
13th Jul 2025529 PMAQI
13th Jul 20255210 PMAQI
13th Jul 20255211 PMAQI
14th Jul 20255212 AMAQI
14th Jul 2025571 AMAQI
14th Jul 2025582 AMAQI
14th Jul 2025563 AMAQI
14th Jul 2025544 AMAQI
14th Jul 2025545 AMAQI
25°C21/29°C
14th Jul 2025546 AMAQI
14th Jul 2025547 AMAQI
14th Jul 2025428 AMAQI
14th Jul 2025409 AMAQI
14th Jul 20253910 AMAQI
14th Jul 20253311 AMAQI
14th Jul 20253412 PMAQI
14th Jul 2025351 PMAQI
14th Jul 2025342 PMAQI
14th Jul 2025243 PMAQI
14th Jul 2025244 PMAQI
14th Jul 2025285 PMAQI
14th Jul 2025236 PMAQI
14th Jul 2025317 PMAQI
14th Jul 2025508 PMAQI
14th Jul 2025509 PMAQI
14th Jul 20254910 PMAQI
14th Jul 20255211 PMAQI
15th Jul 20255212 AMAQI
15th Jul 2025541 AMAQI
15th Jul 2025552 AMAQI
15th Jul 2025543 AMAQI
15th Jul 2025534 AMAQI
15th Jul 2025545 AMAQI
25°C19/30°C
15th Jul 2025536 AMAQI
15th Jul 2025547 AMAQI
15th Jul 2025388 AMAQI
15th Jul 2025329 AMAQI
15th Jul 20253210 AMAQI
15th Jul 20253011 AMAQI
15th Jul 20253712 PMAQI
15th Jul 2025381 PMAQI
15th Jul 2025402 PMAQI
15th Jul 2025363 PMAQI
15th Jul 2025374 PMAQI
15th Jul 2025385 PMAQI
15th Jul 2025376 PMAQI
15th Jul 2025437 PMAQI
15th Jul 2025528 PMAQI
15th Jul 2025529 PMAQI
15th Jul 20255210 PMAQI
15th Jul 20255211 PMAQI
16th Jul 20255212 AMAQI
16th Jul 2025541 AMAQI
16th Jul 2025542 AMAQI
16th Jul 2025543 AMAQI
16th Jul 2025534 AMAQI
16th Jul 2025535 AMAQI
25°C19/31°C
16th Jul 2025526 AMAQI
16th Jul 2025527 AMAQI
16th Jul 2025368 AMAQI
16th Jul 2025279 AMAQI
16th Jul 20252210 AMAQI
16th Jul 20251911 AMAQI
16th Jul 20252212 PMAQI
16th Jul 2025221 PMAQI
16th Jul 2025232 PMAQI
16th Jul 2025223 PMAQI
16th Jul 2025204 PMAQI
16th Jul 2025205 PMAQI
16th Jul 2025226 PMAQI
16th Jul 2025287 PMAQI
16th Jul 2025468 PMAQI
16th Jul 2025459 PMAQI
16th Jul 20254710 PMAQI
16th Jul 20254911 PMAQI
17th Jul 20254812 AMAQI
17th Jul 2025541 AMAQI
17th Jul 2025532 AMAQI
17th Jul 2025523 AMAQI
17th Jul 2025504 AMAQI
17th Jul 2025505 AMAQI
24°C22/28°C
17th Jul 2025516 AMAQI
17th Jul 2025497 AMAQI
17th Jul 2025548 AMAQI
17th Jul 2025569 AMAQI
17th Jul 20255410 AMAQI
17th Jul 20255111 AMAQI
17th Jul 20254712 PMAQI
17th Jul 2025391 PMAQI
17th Jul 2025382 PMAQI
17th Jul 2025363 PMAQI
17th Jul 2025354 PMAQI
17th Jul 2025345 PMAQI
17th Jul 2025366 PMAQI
17th Jul 2025417 PMAQI
17th Jul 2025408 PMAQI
17th Jul 2025489 PMAQI
17th Jul 20254410 PMAQI
17th Jul 20254411 PMAQI
18th Jul 20254812 AMAQI
18th Jul 2025521 AMAQI
18th Jul 2025522 AMAQI
18th Jul 2025523 AMAQI
18th Jul 2025524 AMAQI
18th Jul 2025525 AMAQI
25°C20/29°C
18th Jul 2025526 AMAQI
18th Jul 2025527 AMAQI
18th Jul 2025558 AMAQI
18th Jul 2025549 AMAQI
18th Jul 20255210 AMAQI
18th Jul 20255911 AMAQI
18th Jul 20254612 PMAQI
18th Jul 2025261 PMAQI
18th Jul 2025322 PMAQI
18th Jul 2025263 PMAQI
18th Jul 2025404 PMAQI
18th Jul 2025525 PMAQI
18th Jul 2025506 PMAQI
18th Jul 2025467 PMAQI
18th Jul 2025488 PMAQI
18th Jul 2025499 PMAQI
18th Jul 20254910 PMAQI
18th Jul 20254811 PMAQI
19th Jul 20255212 AMAQI
19th Jul 2025521 AMAQI
19th Jul 2025522 AMAQI
19th Jul 2025523 AMAQI
19th Jul 2025524 AMAQI
19th Jul 2025525 AMAQI
25°C21/29°C
19th Jul 2025526 AMAQI
19th Jul 2025527 AMAQI
19th Jul 2025568 AMAQI
19th Jul 2025629 AMAQI
19th Jul 20255710 AMAQI
19th Jul 20255811 AMAQI
19th Jul 20254612 PMAQI
19th Jul 2025421 PMAQI
19th Jul 2025362 PMAQI
19th Jul 2025433 PMAQI
19th Jul 2025404 PMAQI
19th Jul 2025375 PMAQI
19th Jul 2025366 PMAQI
19th Jul 2025487 PMAQI
19th Jul 2025508 PMAQI
19th Jul 2025509 PMAQI
19th Jul 20254910 PMAQI
19th Jul 20255311 PMAQI
20th Jul 20255012 AMAQI
20th Jul 2025521 AMAQI
20th Jul 2025532 AMAQI
20th Jul 2025523 AMAQI
20th Jul 2025534 AMAQI
20th Jul 2025535 AMAQI
26°C21/32°C
20th Jul 2025526 AMAQI
20th Jul 2025537 AMAQI
20th Jul 2025608 AMAQI
20th Jul 2025589 AMAQI
20th Jul 20255510 AMAQI
20th Jul 20255011 AMAQI
20th Jul 20254712 PMAQI
20th Jul 2025411 PMAQI
20th Jul 2025422 PMAQI
20th Jul 2025313 PMAQI
20th Jul 2025294 PMAQI
20th Jul 2025235 PMAQI
20th Jul 2025206 PMAQI
20th Jul 2025297 PMAQI
20th Jul 2025398 PMAQI
20th Jul 2025409 PMAQI
20th Jul 20253910 PMAQI
20th Jul 20253911 PMAQI
21st Jul 20254012 AMAQI
21st Jul 2025521 AMAQI
21st Jul 2025532 AMAQI
21st Jul 2025533 AMAQI
21st Jul 2025534 AMAQI
21st Jul 2025525 AMAQI
23°C21/25°C
21st Jul 2025536 AMAQI
21st Jul 2025537 AMAQI
21st Jul 2025308 AMAQI
21st Jul 2025229 AMAQI
21st Jul 20252310 AMAQI
21st Jul 20252211 AMAQI
21st Jul 20252412 PMAQI
21st Jul 2025221 PMAQI
21st Jul 2025202 PMAQI
21st Jul 2025203 PMAQI
21st Jul 2025284 PMAQI
21st Jul 2025365 PMAQI
21st Jul 2025406 PMAQI
21st Jul 2025427 PMAQI
21st Jul 2025438 PMAQI
21st Jul 2025429 PMAQI
21st Jul 20254310 PMAQI
21st Jul 20254011 PMAQI
22nd Jul 20254712 AMAQI
22nd Jul 2025521 AMAQI
22nd Jul 2025522 AMAQI
22nd Jul 2025493 AMAQI
22nd Jul 2025484 AMAQI
22nd Jul 2025485 AMAQI
25°C20/32°C
22nd Jul 2025476 AMAQI
22nd Jul 2025467 AMAQI
22nd Jul 2025528 AMAQI
22nd Jul 2025499 AMAQI
22nd Jul 20254610 AMAQI
22nd Jul 20254411 AMAQI
22nd Jul 20254412 PMAQI
22nd Jul 2025481 PMAQI
22nd Jul 2025472 PMAQI
22nd Jul 2025513 PMAQI
22nd Jul 2025564 PMAQI
22nd Jul 2025605 PMAQI
22nd Jul 2025646 PMAQI
22nd Jul 2025637 PMAQI
22nd Jul 2025608 PMAQI
22nd Jul 2025599 PMAQI
22nd Jul 20255810 PMAQI
22nd Jul 20255711 PMAQI
23rd Jul 20255612 AMAQI
23rd Jul 2025511 AMAQI
23rd Jul 2025512 AMAQI
23rd Jul 2025503 AMAQI
23rd Jul 2025514 AMAQI
23rd Jul 2025525 AMAQI
28°C22/36°C
23rd Jul 2025506 AMAQI
23rd Jul 2025507 AMAQI
23rd Jul 2025568 AMAQI
23rd Jul 2025539 AMAQI
23rd Jul 20254110 AMAQI
23rd Jul 20253511 AMAQI
23rd Jul 20254112 PMAQI
23rd Jul 2025461 PMAQI
23rd Jul 2025502 PMAQI
23rd Jul 2025523 PMAQI
23rd Jul 2025554 PMAQI
23rd Jul 2025575 PMAQI
23rd Jul 2025566 PMAQI
23rd Jul 2025547 PMAQI
23rd Jul 2025528 PMAQI
23rd Jul 2025529 PMAQI
23rd Jul 20255110 PMAQI
23rd Jul 20255011 PMAQI
24th Jul 20254912 AMAQI
24th Jul 2025481 AMAQI
24th Jul 2025512 AMAQI
24th Jul 2025523 AMAQI
24th Jul 2025524 AMAQI
24th Jul 2025525 AMAQI
29°C24/34°C
24th Jul 2025526 AMAQI
24th Jul 2025527 AMAQI
24th Jul 2025308 AMAQI
24th Jul 2025359 AMAQI
24th Jul 20253410 AMAQI
24th Jul 20253711 AMAQI
24th Jul 20254912 PMAQI
24th Jul 2025531 PMAQI
24th Jul 2025532 PMAQI
24th Jul 2025543 PMAQI
24th Jul 2025564 PMAQI
24th Jul 2025595 PMAQI
24th Jul 2025586 PMAQI
24th Jul 2025567 PMAQI
24th Jul 2025568 PMAQI
24th Jul 2025569 PMAQI
24th Jul 20255310 PMAQI
24th Jul 20254711 PMAQI
25th Jul 20254512 AMAQI
25th Jul 2025521 AMAQI
25th Jul 2025522 AMAQI
25th Jul 2025523 AMAQI
25th Jul 2025524 AMAQI
25th Jul 2025525 AMAQI
27°C24/33°C
25th Jul 2025526 AMAQI
25th Jul 2025527 AMAQI
25th Jul 2025338 AMAQI
25th Jul 2025319 AMAQI
25th Jul 20252810 AMAQI
25th Jul 20252011 AMAQI
25th Jul 20252212 PMAQI
25th Jul 2025201 PMAQI
25th Jul 2025212 PMAQI
25th Jul 2025213 PMAQI
25th Jul 2025224 PMAQI
25th Jul 2025225 PMAQI
25th Jul 2025226 PMAQI
25th Jul 2025367 PMAQI
25th Jul 2025418 PMAQI
25th Jul 2025389 PMAQI
25th Jul 20253810 PMAQI
25th Jul 20254011 PMAQI
26th Jul 20254412 AMAQI
26th Jul 2025521 AMAQI
26th Jul 2025522 AMAQI
26th Jul 2025503 AMAQI
26th Jul 2025484 AMAQI
26th Jul 2025485 AMAQI
25°C22/28°C
26th Jul 2025486 AMAQI
26th Jul 2025487 AMAQI
26th Jul 2025418 AMAQI
26th Jul 2025359 AMAQI
26th Jul 20253610 AMAQI
26th Jul 20254211 AMAQI
26th Jul 20254212 PMAQI
26th Jul 2025451 PMAQI
26th Jul 2025432 PMAQI
26th Jul 2025363 PMAQI
26th Jul 2025344 PMAQI
26th Jul 2025335 PMAQI
26th Jul 2025366 PMAQI
26th Jul 2025417 PMAQI
26th Jul 2025498 PMAQI
26th Jul 2025499 PMAQI
26th Jul 20255110 PMAQI
26th Jul 20255211 PMAQI
27th Jul 20255212 AMAQI
27th Jul 2025521 AMAQI
27th Jul 2025512 AMAQI
27th Jul 2025513 AMAQI
27th Jul 2025504 AMAQI
27th Jul 2025505 AMAQI
23°C22/24°C
27th Jul 2025506 AMAQI
27th Jul 2025507 AMAQI
27th Jul 2025518 AMAQI
27th Jul 2025489 AMAQI
27th Jul 20254010 AMAQI
27th Jul 20253811 AMAQI
27th Jul 20255312 PMAQI
27th Jul 2025521 PMAQI
27th Jul 2025372 PMAQI
27th Jul 2025403 PMAQI
27th Jul 2025384 PMAQI
27th Jul 2025405 PMAQI
27th Jul 2025386 PMAQI
27th Jul 2025447 PMAQI
27th Jul 2025488 PMAQI
27th Jul 2025509 PMAQI
27th Jul 20254710 PMAQI
27th Jul 20254611 PMAQI
28th Jul 20254412 AMAQI
28th Jul 2025521 AMAQI
28th Jul 2025512 AMAQI
28th Jul 2025513 AMAQI
28th Jul 2025524 AMAQI
28th Jul 2025525 AMAQI
26°C22/30°C
28th Jul 2025526 AMAQI
28th Jul 2025527 AMAQI
28th Jul 2025368 AMAQI
28th Jul 2025249 AMAQI
28th Jul 20252110 AMAQI
28th Jul 20252111 AMAQI
28th Jul 20252512 PMAQI
28th Jul 2025371 PMAQI
28th Jul 2025452 PMAQI
28th Jul 2025293 PMAQI
28th Jul 2025314 PMAQI
28th Jul 2025465 PMAQI
28th Jul 2025486 PMAQI
28th Jul 2025367 PMAQI
28th Jul 2025428 PMAQI
28th Jul 2025389 PMAQI
28th Jul 20253810 PMAQI
28th Jul 20254211 PMAQI
29th Jul 20254212 AMAQI
29th Jul 2025521 AMAQI
29th Jul 2025522 AMAQI
29th Jul 2025503 AMAQI
29th Jul 2025484 AMAQI
29th Jul 2025475 AMAQI
26°C22/31°C
29th Jul 2025486 AMAQI
29th Jul 2025477 AMAQI
29th Jul 2025408 AMAQI
29th Jul 2025429 AMAQI
29th Jul 20255210 AMAQI
29th Jul 20255411 AMAQI
29th Jul 20255812 PMAQI
29th Jul 2025601 PMAQI
29th Jul 2025462 PMAQI
29th Jul 2025333 PMAQI
29th Jul 2025324 PMAQI
29th Jul 2025275 PMAQI
29th Jul 2025206 PMAQI
29th Jul 2025277 PMAQI
29th Jul 2025408 PMAQI
29th Jul 2025419 PMAQI
29th Jul 20253910 PMAQI
29th Jul 20253711 PMAQI
30th Jul 20253712 AMAQI
30th Jul 2025381 AMAQI
30th Jul 2025502 AMAQI
30th Jul 2025503 AMAQI
30th Jul 2025524 AMAQI
30th Jul 2025525 AMAQI
23°C21/29°C
30th Jul 2025516 AMAQI
30th Jul 2025517 AMAQI
30th Jul 2025268 AMAQI
30th Jul 2025219 AMAQI
30th Jul 20251910 AMAQI
30th Jul 20251911 AMAQI
30th Jul 20252212 PMAQI
30th Jul 2025201 PMAQI
30th Jul 2025222 PMAQI
30th Jul 2025223 PMAQI
30th Jul 2025214 PMAQI
30th Jul 2025305 PMAQI
30th Jul 2025276 PMAQI
30th Jul 2025287 PMAQI
30th Jul 2025348 PMAQI
30th Jul 2025349 PMAQI
30th Jul 20253610 PMAQI
30th Jul 20253611 PMAQI
31st Jul 20253412 AMAQI
31st Jul 2025491 AMAQI
31st Jul 2025502 AMAQI
31st Jul 2025503 AMAQI
31st Jul 2025514 AMAQI
31st Jul 2025515 AMAQI
23°C20/28°C
31st Jul 2025516 AMAQI
31st Jul 2025517 AMAQI
31st Jul 2025518 AMAQI
31st Jul 2025519 AMAQI
31st Jul 20253410 AMAQI
31st Jul 20254711 AMAQI
31st Jul 20253012 PMAQI
31st Jul 2025251 PMAQI
31st Jul 2025302 PMAQI
31st Jul 2025303 PMAQI
31st Jul 2025364 PMAQI
31st Jul 2025395 PMAQI
31st Jul 2025336 PMAQI
31st Jul 2025377 PMAQI
31st Jul 2025548 PMAQI
31st Jul 2025569 PMAQI
31st Jul 20255510 PMAQI
31st Jul 20255611 PMAQI
1st Aug 20255012 AMAQI
1st Aug 2025501 AMAQI
1st Aug 2025522 AMAQI
1st Aug 2025483 AMAQI
1st Aug 2025484 AMAQI
1st Aug 2025475 AMAQI
24°C18/30°C
1st Aug 2025486 AMAQI
1st Aug 2025487 AMAQI
1st Aug 2025488 AMAQI
1st Aug 2025459 AMAQI
1st Aug 20254010 AMAQI
1st Aug 20254211 AMAQI
1st Aug 20254212 PMAQI
1st Aug 2025531 PMAQI
1st Aug 2025512 PMAQI
1st Aug 2025383 PMAQI
1st Aug 2025444 PMAQI
1st Aug 2025425 PMAQI
1st Aug 2025416 PMAQI
1st Aug 2025557 PMAQI
1st Aug 2025648 PMAQI
1st Aug 2025609 PMAQI
1st Aug 20255710 PMAQI
1st Aug 20256111 PMAQI
2nd Aug 20256112 AMAQI
2nd Aug 2025481 AMAQI
2nd Aug 2025482 AMAQI
2nd Aug 2025483 AMAQI
2nd Aug 2025494 AMAQI
2nd Aug 2025485 AMAQI
25°C21/31°C
2nd Aug 2025476 AMAQI
2nd Aug 2025497 AMAQI
2nd Aug 2025508 AMAQI
2nd Aug 2025569 AMAQI
2nd Aug 20255510 AMAQI
2nd Aug 20254611 AMAQI
2nd Aug 20255112 PMAQI
2nd Aug 2025461 PMAQI
2nd Aug 2025522 PMAQI
2nd Aug 2025533 PMAQI
2nd Aug 2025524 PMAQI
2nd Aug 2025545 PMAQI
2nd Aug 2025556 PMAQI
2nd Aug 2025547 PMAQI
2nd Aug 2025568 PMAQI
2nd Aug 2025569 PMAQI
2nd Aug 20255710 PMAQI
2nd Aug 20255211 PMAQI
3rd Aug 20254712 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 2025517 AMAQI
3rd Aug 2025448 AMAQI
3rd Aug 2025329 AMAQI
3rd Aug 20253310 AMAQI
3rd Aug 20252411 AMAQI
3rd Aug 20253012 PMAQI
3rd Aug 2025211 PMAQI
3rd Aug 2025272 PMAQI
3rd Aug 2025283 PMAQI
3rd Aug 2025234 PMAQI
3rd Aug 2025245 PMAQI
3rd Aug 2025226 PMAQI
3rd Aug 2025327 PMAQI
3rd Aug 2025458 PMAQI
3rd Aug 2025459 PMAQI
3rd Aug 20254710 PMAQI
3rd Aug 20254911 PMAQI
4th Aug 20255212 AMAQI
4th Aug 2025521 AMAQI
4th Aug 2025502 AMAQI
4th Aug 2025483 AMAQI
4th Aug 2025484 AMAQI
4th Aug 2025495 AMAQI
21°C18/23°C
4th Aug 2025486 AMAQI
4th Aug 2025477 AMAQI
4th Aug 2025308 AMAQI
4th Aug 2025299 AMAQI
4th Aug 20252710 AMAQI
4th Aug 20252811 AMAQI
4th Aug 20252312 PMAQI
4th Aug 2025231 PMAQI
4th Aug 2025262 PMAQI
4th Aug 2025213 PMAQI
4th Aug 2025264 PMAQI
4th Aug 2025305 PMAQI
4th Aug 2025386 PMAQI
4th Aug 2025427 PMAQI
4th Aug 2025558 PMAQI
4th Aug 2025549 PMAQI
4th Aug 20255310 PMAQI
4th Aug 20255311 PMAQI
5th Aug 20255212 AMAQI
5th Aug 2025461 AMAQI
5th Aug 2025482 AMAQI
5th Aug 2025443 AMAQI
5th Aug 2025454 AMAQI
5th Aug 2025445 AMAQI
23°C17/29°C
5th Aug 2025446 AMAQI
5th Aug 2025447 AMAQI
5th Aug 2025428 AMAQI
5th Aug 2025439 AMAQI
5th Aug 20255010 AMAQI
5th Aug 20253011 AMAQI
5th Aug 20252612 PMAQI
5th Aug 2025291 PMAQI
5th Aug 2025262 PMAQI
5th Aug 2025323 PMAQI
5th Aug 2025294 PMAQI
5th Aug 2025245 PMAQI
5th Aug 2025326 PMAQI
5th Aug 2025487 PMAQI
5th Aug 2025498 PMAQI
5th Aug 2025519 PMAQI
5th Aug 20253810 PMAQI
5th Aug 20253711 PMAQI
6th Aug 20254312 AMAQI
6th Aug 2025441 AMAQI
6th Aug 2025412 AMAQI
6th Aug 2025423 AMAQI
6th Aug 2025424 AMAQI
6th Aug 2025415 AMAQI
23°C19/28°C
6th Aug 2025416 AMAQI
6th Aug 2025427 AMAQI
6th Aug 2025438 AMAQI
6th Aug 2025429 AMAQI
6th Aug 20253510 AMAQI
6th Aug 20253711 AMAQI
6th Aug 20253112 PMAQI
6th Aug 2025251 PMAQI
6th Aug 2025282 PMAQI
6th Aug 2025273 PMAQI
6th Aug 2025194 PMAQI
6th Aug 2025225 PMAQI
6th Aug 2025266 PMAQI
6th Aug 2025397 PMAQI
6th Aug 2025488 PMAQI
6th Aug 2025559 PMAQI
6th Aug 20255010 PMAQI
6th Aug 20254111 PMAQI
7th Aug 20254112 AMAQI
7th Aug 2025401 AMAQI
7th Aug 2025392 AMAQI
7th Aug 2025383 AMAQI
7th Aug 2025394 AMAQI
7th Aug 2025395 AMAQI
22°C18/27°C
7th Aug 2025426 AMAQI
7th Aug 2025387 AMAQI
7th Aug 2025228 AMAQI
7th Aug 2025249 AMAQI
7th Aug 20252310 AMAQI
7th Aug 20252111 AMAQI
7th Aug 20252012 PMAQI
7th Aug 2025221 PMAQI
7th Aug 2025192 PMAQI
7th Aug 2025183 PMAQI
7th Aug 2025184 PMAQI
7th Aug 2025185 PMAQI
7th Aug 2025186 PMAQI
7th Aug 2025227 PMAQI
7th Aug 2025308 PMAQI
7th Aug 2025339 PMAQI
7th Aug 20253410 PMAQI
7th Aug 20253711 PMAQI
8th Aug 20253912 AMAQI
8th Aug 2025391 AMAQI
8th Aug 2025402 AMAQI
8th Aug 2025373 AMAQI
8th Aug 2025354 AMAQI
8th Aug 2025355 AMAQI
--°C/°C
8th Aug 2025366 AMAQI
6 AM8th Aug 2025367 AMAQI
1 PM
9 PM
1 AM
5 AM
--°C/°C
Day time
Avg. Highest Time
6 AM - 7 AM
50AQI
2 hours / Day
60 hours / Month
Avg. Lowest Time
3 PM - 4 PM
38AQI
2 hours / Day
60 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 6 AM to 7 AM (Avg. 50), while the lowest AQI was between 3 PM to 4 PM (Avg. 38).
Night time
Avg. Highest Time
1 AM - 11 PM
50AQI
7 hours / Day
210 hours / Month
Avg. Lowest Time
12 AM
48AQI
1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 1 AM to 11 PM (Avg. 50), while the lowest AQI was between 12 AM to 12 AM (Avg. 48).
2025 Days Vs Air Quality
Songbei Commercial University, Harbin, Heilongjiang, China
2025
22%
48
50%
108
15%
32
11%
24
3%
6
Total number of days with different AQI categories in last 220 days in 2025 (145 days remaining)
Good
48 DaysModerate
108 DaysPoor
32 DaysUnhealthy
24 DaysSevere
6 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 22%
Health Risk Level:
Very high
In 2025, 22% of 220 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
Songbei Commercial University, 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
163AQI
163AQI
2nd January 2025
155AQI
155AQI
3rd January 2025
118AQI
118AQI
4th January 2025
175AQI
175AQI
5th January 2025
153AQI
153AQI
6th January 2025
170AQI
170AQI
7th January 2025
171AQI
171AQI
8th January 2025
120AQI
120AQI
9th January 2025
154AQI
154AQI
10th January 2025
157AQI
157AQI
11th January 2025
183AQI
183AQI
12th January 2025
186AQI
186AQI
13th January 2025
179AQI
179AQI
14th January 2025
209AQI
209AQI
15th January 2025
127AQI
127AQI
16th January 2025
128AQI
128AQI
17th January 2025
144AQI
144AQI
18th January 2025
141AQI
141AQI
19th January 2025
190AQI
190AQI
20th January 2025
233AQI
233AQI
21st January 2025
193AQI
193AQI
22nd January 2025
182AQI
182AQI
23rd January 2025
195AQI
195AQI
24th January 2025
232AQI
232AQI
25th January 2025
257AQI
257AQI
26th January 2025
229AQI
229AQI
27th January 2025
156AQI
156AQI
28th January 2025
143AQI
143AQI
29th January 2025
139AQI
139AQI
30th January 2025
110AQI
110AQI
31st January 2025
154AQI
154AQI
1st February 2025
142AQI
142AQI
2nd February 2025
176AQI
176AQI
3rd February 2025
158AQI
158AQI
4th February 2025
140AQI
140AQI
5th February 2025
139AQI
139AQI
6th February 2025
129AQI
129AQI
7th February 2025
96AQI
96AQI
8th February 2025
84AQI
84AQI
9th February 2025
108AQI
108AQI
10th February 2025
144AQI
144AQI
11th February 2025
151AQI
151AQI
12th February 2025
135AQI
135AQI
13th February 2025
115AQI
115AQI
14th February 2025
97AQI
97AQI
15th February 2025
113AQI
113AQI
16th February 2025
93AQI
93AQI
17th February 2025
80AQI
80AQI
18th February 2025
70AQI
70AQI
19th February 2025
88AQI
88AQI
20th February 2025
77AQI
77AQI
21st February 2025
82AQI
82AQI
22nd February 2025
92AQI
92AQI
23rd February 2025
89AQI
89AQI
24th February 2025
94AQI
94AQI
25th February 2025
78AQI
78AQI
26th February 2025
70AQI
70AQI
27th February 2025
115AQI
115AQI
28th February 2025
80AQI
80AQI
1st March 2025
71AQI
71AQI
2nd March 2025
64AQI
64AQI
3rd March 2025
75AQI
75AQI
4th March 2025
85AQI
85AQI
5th March 2025
79AQI
79AQI
6th March 2025
102AQI
102AQI
7th March 2025
88AQI
88AQI
8th March 2025
96AQI
96AQI
9th March 2025
136AQI
136AQI
10th March 2025
223AQI
223AQI
11th March 2025
152AQI
152AQI
12th March 2025
92AQI
92AQI
13th March 2025
84AQI
84AQI
14th March 2025
63AQI
63AQI
15th March 2025
61AQI
61AQI
16th March 2025
56AQI
56AQI
17th March 2025
65AQI
65AQI
18th March 2025
66AQI
66AQI
19th March 2025
113AQI
113AQI
20th March 2025
107AQI
107AQI
21st March 2025
103AQI
103AQI
22nd March 2025
64AQI
64AQI
23rd March 2025
78AQI
78AQI
24th March 2025
74AQI
74AQI
25th March 2025
83AQI
83AQI
26th March 2025
111AQI
111AQI
27th March 2025
62AQI
62AQI
28th March 2025
62AQI
62AQI
29th March 2025
47AQI
47AQI
30th March 2025
57AQI
57AQI
31st March 2025
90AQI
90AQI
1st April 2025
122AQI
122AQI
2nd April 2025
96AQI
96AQI
3rd April 2025
109AQI
109AQI
4th April 2025
111AQI
111AQI
5th April 2025
89AQI
89AQI
6th April 2025
97AQI
97AQI
7th April 2025
97AQI
97AQI
8th April 2025
94AQI
94AQI
9th April 2025
116AQI
116AQI
10th April 2025
173AQI
173AQI
11th April 2025
158AQI
158AQI
12th April 2025
111AQI
111AQI
13th April 2025
98AQI
98AQI
14th April 2025
73AQI
73AQI
15th April 2025
54AQI
54AQI
16th April 2025
65AQI
65AQI
17th April 2025
167AQI
167AQI
18th April 2025
73AQI
73AQI
19th April 2025
96AQI
96AQI
20th April 2025
94AQI
94AQI
21st April 2025
91AQI
91AQI
22nd April 2025
49AQI
49AQI
23rd April 2025
69AQI
69AQI
24th April 2025
64AQI
64AQI
25th April 2025
42AQI
42AQI
26th April 2025
55AQI
55AQI
27th April 2025
70AQI
70AQI
28th April 2025
81AQI
81AQI
29th April 2025
93AQI
93AQI
30th April 2025
87AQI
87AQI
1st May 2025
84AQI
84AQI
2nd May 2025
70AQI
70AQI
3rd May 2025
67AQI
67AQI
4th May 2025
45AQI
45AQI
5th May 2025
50AQI
50AQI
6th May 2025
54AQI
54AQI
7th May 2025
69AQI
69AQI
8th May 2025
67AQI
67AQI
9th May 2025
62AQI
62AQI
10th May 2025
59AQI
59AQI
11th May 2025
73AQI
73AQI
12th May 2025
108AQI
108AQI
13th May 2025
87AQI
87AQI
14th May 2025
83AQI
83AQI
15th May 2025
105AQI
105AQI
16th May 2025
66AQI
66AQI
17th May 2025
67AQI
67AQI
18th May 2025
54AQI
54AQI
19th May 2025
54AQI
54AQI
20th May 2025
70AQI
70AQI
21st May 2025
54AQI
54AQI
22nd May 2025
51AQI
51AQI
23rd May 2025
48AQI
48AQI
24th May 2025
48AQI
48AQI
25th May 2025
50AQI
50AQI
26th May 2025
64AQI
64AQI
27th May 2025
66AQI
66AQI
28th May 2025
74AQI
74AQI
29th May 2025
70AQI
70AQI
30th May 2025
74AQI
74AQI
31st May 2025
83AQI
83AQI
1st June 2025
53AQI
53AQI
2nd June 2025
73AQI
73AQI
3rd June 2025
45AQI
45AQI
4th June 2025
55AQI
55AQI
5th June 2025
41AQI
41AQI
6th June 2025
35AQI
35AQI
7th June 2025
39AQI
39AQI
8th June 2025
47AQI
47AQI
9th June 2025
39AQI
39AQI
10th June 2025
38AQI
38AQI
11th June 2025
38AQI
38AQI
12th June 2025
49AQI
49AQI
13th June 2025
63AQI
63AQI
14th June 2025
43AQI
43AQI
15th June 2025
57AQI
57AQI
16th June 2025
58AQI
58AQI
17th June 2025
46AQI
46AQI
18th June 2025
58AQI
58AQI
19th June 2025
52AQI
52AQI
20th June 2025
42AQI
42AQI
21st June 2025
37AQI
37AQI
22nd June 2025
30AQI
30AQI
23rd June 2025
42AQI
42AQI
24th June 2025
52AQI
52AQI
25th June 2025
58AQI
58AQI
26th June 2025
64AQI
64AQI
27th June 2025
68AQI
68AQI
28th June 2025
55AQI
55AQI
29th June 2025
62AQI
62AQI
30th June 2025
60AQI
60AQI
1st July 2025
53AQI
53AQI
2nd July 2025
55AQI
55AQI
3rd July 2025
60AQI
60AQI
4th July 2025
52AQI
52AQI
5th July 2025
51AQI
51AQI
6th July 2025
41AQI
41AQI
7th July 2025
43AQI
43AQI
8th July 2025
46AQI
46AQI
9th July 2025
57AQI
57AQI
10th July 2025
59AQI
59AQI
11th July 2025
62AQI
62AQI
12th July 2025
59AQI
59AQI
13th July 2025
44AQI
44AQI
14th July 2025
44AQI
44AQI
15th July 2025
46AQI
46AQI
16th July 2025
39AQI
39AQI
17th July 2025
46AQI
46AQI
18th July 2025
48AQI
48AQI
19th July 2025
49AQI
49AQI
20th July 2025
44AQI
44AQI
21st July 2025
40AQI
40AQI
22nd July 2025
53AQI
53AQI
23rd July 2025
51AQI
51AQI
24th July 2025
50AQI
50AQI
25th July 2025
37AQI
37AQI
26th July 2025
45AQI
45AQI
27th July 2025
47AQI
47AQI
28th July 2025
41AQI
41AQI
29th July 2025
42AQI
42AQI
30th July 2025
35AQI
35AQI
31st July 2025
45AQI
45AQI
1st August 2025
49AQI
49AQI
2nd August 2025
52AQI
52AQI
3rd August 2025
40AQI
40AQI
4th August 2025
41AQI
41AQI
5th August 2025
40AQI
40AQI
6th August 2025
38AQI
38AQI
169AQI
108AQI
87AQI
93AQI
67AQI
50AQI
48AQI
43AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202588AQI
9
17
5
15
10
3
1
22
6
1
1
2
20
5
3
5
24
2
15
15
20
11
5
1
48
108
32
24
6
Highest AQI recorded in
January169AQI
Lowest AQI recorded in
August43AQI
202484AQI
7
13
8
2
1
1
11
7
6
3
1
2
22
6
1
15
9
6
15
12
4
18
12
14
11
6
26
5
22
8
7
16
8
8
12
8
2
15
15
1
105
142
80
30
7
2
Highest AQI recorded in
January140AQI
Lowest AQI recorded in
September38AQI
202384AQI
1
7
12
8
3
9
13
5
1
2
17
5
4
3
1
13
9
7
11
18
1
1
16
14
22
9
29
2
20
10
14
10
7
3
11
9
3
1
9
11
10
120
129
66
38
8
Highest AQI recorded in
January140AQI
Lowest AQI recorded in
August31AQI
202285AQI
4
9
12
6
6
6
9
4
20
6
1
5
10
9
4
2
10
19
2
25
5
18
7
1
2
20
8
1
12
13
6
3
10
12
5
22
3
4
2
98
126
54
35
10
Highest AQI recorded in
January163AQI
Lowest AQI recorded in
June42AQI
202184AQI
4
13
12
2
1
10
12
4
1
1
13
13
4
3
11
11
3
2
13
16
2
12
18
14
17
16
5
19
11
12
15
3
1
6
7
11
6
1
14
14
2
98
141
79
32
5
Highest AQI recorded in
January144AQI
Lowest AQI recorded in
August40AQI
202073AQI
6
3
1
4
9
1
3
2
2
8
9
1
21
9
13
17
1
22
9
16
14
10
17
3
1
6
9
10
5
10
19
2
100
109
38
12
2
2
Highest AQI recorded in
April135AQI
Lowest AQI recorded in
June40AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2025(Avg.)
88AQILeast Polluted Year Recorded
2020(Avg.)
73AQISongbei Commercial University's annual 2025 AQI (88) shows an average percentage change of 7.4% (worsened AQI) compared to previous years: 2020 (73), 2021 (84), 2022 (85), 2023 (84), 2024 (84).
