Central Hospital, Yichun, 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
Central Hospital, Yichun, Heilongjiang, China
2021
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
7th Aug 2021
64AQILowest AQI recorded on
9th Aug 2023
19AQISame Day Analysis (5th August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 2nd highest AQI at 45 of Good air quality, showing improvement over 2021 on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 5th Aug - 6th Aug 2025
Central Hospital, Yichun, Heilongjiang, China
AQI
Day
Night
.
5 AM5th Aug 2025
9 PM
4 AM6th Aug 2025
Day time
Avg. Highest Time
7PM5th Aug
52AQI
Avg. Lowest Time
11AM5th Aug
28AQI
Night time
Avg. Highest Time
10PM5th Aug
48AQI
Avg. Lowest Time
5AM5th Aug
42AQI
In the last 24 hours,
Central Hospital's AQI reached its highest point of 52 at 7 PM during the Day, while the lowest point, 28, was recorded at 11 AM during the Day between 5th Aug and 6th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Central Hospital, Yichun, 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 2025576 AMAQI
7th Jul 2025577 AMAQI
7th Jul 2025548 AMAQI
7th Jul 2025529 AMAQI
7th Jul 20254910 AMAQI
7th Jul 20254311 AMAQI
7th Jul 20254712 PMAQI
7th Jul 2025401 PMAQI
7th Jul 2025422 PMAQI
7th Jul 2025383 PMAQI
7th Jul 2025414 PMAQI
7th Jul 2025475 PMAQI
7th Jul 2025416 PMAQI
7th Jul 2025507 PMAQI
7th Jul 2025568 PMAQI
7th Jul 2025569 PMAQI
7th Jul 20255710 PMAQI
7th Jul 20255711 PMAQI
8th Jul 20255612 AMAQI
8th Jul 2025541 AMAQI
8th Jul 2025542 AMAQI
8th Jul 2025553 AMAQI
8th Jul 2025564 AMAQI
20°C13/25°C
8th Jul 2025565 AMAQI
8th Jul 2025556 AMAQI
8th Jul 2025567 AMAQI
8th Jul 2025548 AMAQI
8th Jul 2025459 AMAQI
8th Jul 20254410 AMAQI
8th Jul 20254211 AMAQI
8th Jul 20254212 PMAQI
8th Jul 2025441 PMAQI
8th Jul 2025462 PMAQI
8th Jul 2025443 PMAQI
8th Jul 2025444 PMAQI
8th Jul 2025485 PMAQI
8th Jul 2025446 PMAQI
8th Jul 2025487 PMAQI
8th Jul 2025548 PMAQI
8th Jul 2025559 PMAQI
8th Jul 20255510 PMAQI
8th Jul 20255611 PMAQI
9th Jul 20255512 AMAQI
9th Jul 2025561 AMAQI
9th Jul 2025562 AMAQI
9th Jul 2025563 AMAQI
9th Jul 2025554 AMAQI
21°C12/28°C
9th Jul 2025565 AMAQI
9th Jul 2025556 AMAQI
9th Jul 2025557 AMAQI
9th Jul 2025518 AMAQI
9th Jul 2025449 AMAQI
9th Jul 20254610 AMAQI
9th Jul 20254211 AMAQI
9th Jul 20254612 PMAQI
9th Jul 2025401 PMAQI
9th Jul 2025412 PMAQI
9th Jul 2025433 PMAQI
9th Jul 2025424 PMAQI
9th Jul 2025495 PMAQI
9th Jul 2025506 PMAQI
9th Jul 2025507 PMAQI
9th Jul 2025558 PMAQI
9th Jul 2025569 PMAQI
9th Jul 20255410 PMAQI
9th Jul 20255411 PMAQI
10th Jul 20255612 AMAQI
10th Jul 2025551 AMAQI
10th Jul 2025562 AMAQI
10th Jul 2025543 AMAQI
10th Jul 2025554 AMAQI
22°C16/28°C
10th Jul 2025545 AMAQI
10th Jul 2025546 AMAQI
10th Jul 2025547 AMAQI
10th Jul 2025438 AMAQI
10th Jul 2025419 AMAQI
10th Jul 20253610 AMAQI
10th Jul 20253311 AMAQI
10th Jul 20254412 PMAQI
10th Jul 2025361 PMAQI
10th Jul 2025412 PMAQI
10th Jul 2025413 PMAQI
10th Jul 2025474 PMAQI
10th Jul 2025505 PMAQI
10th Jul 2025506 PMAQI
10th Jul 2025527 PMAQI
10th Jul 2025578 PMAQI
10th Jul 2025609 PMAQI
10th Jul 20255510 PMAQI
10th Jul 20255511 PMAQI
11th Jul 20255412 AMAQI
11th Jul 2025551 AMAQI
11th Jul 2025562 AMAQI
11th Jul 2025553 AMAQI
11th Jul 2025554 AMAQI
22°C14/29°C
11th Jul 2025545 AMAQI
11th Jul 2025546 AMAQI
11th Jul 2025547 AMAQI
11th Jul 2025558 AMAQI
11th Jul 2025539 AMAQI
11th Jul 20255210 AMAQI
11th Jul 20255011 AMAQI
11th Jul 20255212 PMAQI
11th Jul 2025561 PMAQI
11th Jul 2025522 PMAQI
11th Jul 2025523 PMAQI
11th Jul 2025564 PMAQI
11th Jul 2025575 PMAQI
11th Jul 2025606 PMAQI
11th Jul 2025627 PMAQI
11th Jul 2025608 PMAQI
11th Jul 2025619 PMAQI
11th Jul 20256110 PMAQI
11th Jul 20255911 PMAQI
12th Jul 20255812 AMAQI
12th Jul 2025581 AMAQI
12th Jul 2025562 AMAQI
12th Jul 2025563 AMAQI
12th Jul 2025544 AMAQI
24°C18/30°C
12th Jul 2025555 AMAQI
12th Jul 2025566 AMAQI
12th Jul 2025557 AMAQI
12th Jul 2025558 AMAQI
12th Jul 2025529 AMAQI
12th Jul 20254910 AMAQI
12th Jul 20254211 AMAQI
12th Jul 20254812 PMAQI
12th Jul 2025501 PMAQI
12th Jul 2025542 PMAQI
12th Jul 2025573 PMAQI
12th Jul 2025544 PMAQI
12th Jul 2025525 PMAQI
12th Jul 2025526 PMAQI
12th Jul 2025547 PMAQI
12th Jul 2025548 PMAQI
12th Jul 2025589 PMAQI
12th Jul 20255810 PMAQI
12th Jul 20255611 PMAQI
13th Jul 20255612 AMAQI
13th Jul 2025561 AMAQI
13th Jul 2025562 AMAQI
13th Jul 2025563 AMAQI
13th Jul 2025554 AMAQI
24°C18/30°C
13th Jul 2025555 AMAQI
13th Jul 2025556 AMAQI
13th Jul 2025557 AMAQI
13th Jul 2025438 AMAQI
13th Jul 2025299 AMAQI
13th Jul 20253410 AMAQI
13th Jul 20254111 AMAQI
13th Jul 20253612 PMAQI
13th Jul 2025441 PMAQI
13th Jul 2025432 PMAQI
13th Jul 2025443 PMAQI
13th Jul 2025414 PMAQI
13th Jul 2025475 PMAQI
13th Jul 2025496 PMAQI
13th Jul 2025507 PMAQI
13th Jul 2025538 PMAQI
13th Jul 2025549 PMAQI
13th Jul 20255510 PMAQI
13th Jul 20255411 PMAQI
14th Jul 20255412 AMAQI
14th Jul 2025541 AMAQI
14th Jul 2025552 AMAQI
14th Jul 2025543 AMAQI
14th Jul 2025544 AMAQI
21°C16/28°C
14th Jul 2025545 AMAQI
14th Jul 2025546 AMAQI
14th Jul 2025547 AMAQI
14th Jul 2025508 AMAQI
14th Jul 2025399 AMAQI
14th Jul 20253010 AMAQI
14th Jul 20252911 AMAQI
14th Jul 20253612 PMAQI
14th Jul 2025351 PMAQI
14th Jul 2025362 PMAQI
14th Jul 2025403 PMAQI
14th Jul 2025474 PMAQI
14th Jul 2025405 PMAQI
14th Jul 2025426 PMAQI
14th Jul 2025507 PMAQI
14th Jul 2025538 PMAQI
14th Jul 2025549 PMAQI
14th Jul 20255810 PMAQI
14th Jul 20255611 PMAQI
15th Jul 20255412 AMAQI
15th Jul 2025541 AMAQI
15th Jul 2025532 AMAQI
15th Jul 2025533 AMAQI
15th Jul 2025524 AMAQI
21°C14/29°C
15th Jul 2025525 AMAQI
15th Jul 2025526 AMAQI
15th Jul 2025527 AMAQI
15th Jul 2025358 AMAQI
15th Jul 2025259 AMAQI
15th Jul 20252310 AMAQI
15th Jul 20252111 AMAQI
15th Jul 20253212 PMAQI
15th Jul 2025441 PMAQI
15th Jul 2025342 PMAQI
15th Jul 2025403 PMAQI
15th Jul 2025364 PMAQI
15th Jul 2025435 PMAQI
15th Jul 2025376 PMAQI
15th Jul 2025537 PMAQI
15th Jul 2025548 PMAQI
15th Jul 2025569 PMAQI
15th Jul 20255610 PMAQI
15th Jul 20255411 PMAQI
16th Jul 20255312 AMAQI
16th Jul 2025551 AMAQI
16th Jul 2025542 AMAQI
16th Jul 2025533 AMAQI
16th Jul 2025524 AMAQI
22°C15/29°C
16th Jul 2025525 AMAQI
16th Jul 2025526 AMAQI
16th Jul 2025527 AMAQI
16th Jul 2025398 AMAQI
16th Jul 2025349 AMAQI
16th Jul 20254410 AMAQI
16th Jul 20253811 AMAQI
16th Jul 20254112 PMAQI
16th Jul 2025381 PMAQI
16th Jul 2025402 PMAQI
16th Jul 2025433 PMAQI
16th Jul 2025374 PMAQI
16th Jul 2025365 PMAQI
16th Jul 2025336 PMAQI
16th Jul 2025457 PMAQI
16th Jul 2025508 PMAQI
16th Jul 2025529 PMAQI
16th Jul 20255310 PMAQI
16th Jul 20255211 PMAQI
17th Jul 20255112 AMAQI
17th Jul 2025541 AMAQI
17th Jul 2025532 AMAQI
17th Jul 2025523 AMAQI
17th Jul 2025524 AMAQI
20°C17/22°C
17th Jul 2025525 AMAQI
17th Jul 2025526 AMAQI
17th Jul 2025527 AMAQI
17th Jul 2025388 AMAQI
17th Jul 2025429 AMAQI
17th Jul 20255110 AMAQI
17th Jul 20254111 AMAQI
17th Jul 20254712 PMAQI
17th Jul 2025341 PMAQI
17th Jul 2025382 PMAQI
17th Jul 2025383 PMAQI
17th Jul 2025344 PMAQI
17th Jul 2025415 PMAQI
17th Jul 2025426 PMAQI
17th Jul 2025447 PMAQI
17th Jul 2025508 PMAQI
17th Jul 2025549 PMAQI
17th Jul 20255410 PMAQI
17th Jul 20255311 PMAQI
18th Jul 20255312 AMAQI
18th Jul 2025521 AMAQI
18th Jul 2025522 AMAQI
18th Jul 2025523 AMAQI
18th Jul 2025524 AMAQI
22°C18/27°C
18th Jul 2025525 AMAQI
18th Jul 2025526 AMAQI
18th Jul 2025527 AMAQI
18th Jul 2025428 AMAQI
18th Jul 2025389 AMAQI
18th Jul 20253110 AMAQI
18th Jul 20253311 AMAQI
18th Jul 20254612 PMAQI
18th Jul 2025411 PMAQI
18th Jul 2025432 PMAQI
18th Jul 2025363 PMAQI
18th Jul 2025334 PMAQI
18th Jul 2025395 PMAQI
18th Jul 2025506 PMAQI
18th Jul 2025457 PMAQI
18th Jul 2025528 PMAQI
18th Jul 2025519 PMAQI
18th Jul 20255210 PMAQI
18th Jul 20255211 PMAQI
19th Jul 20255312 AMAQI
19th Jul 2025521 AMAQI
19th Jul 2025522 AMAQI
19th Jul 2025523 AMAQI
19th Jul 2025524 AMAQI
21°C18/25°C
19th Jul 2025525 AMAQI
19th Jul 2025526 AMAQI
19th Jul 2025527 AMAQI
19th Jul 2025568 AMAQI
19th Jul 2025509 AMAQI
19th Jul 20254310 AMAQI
19th Jul 20253611 AMAQI
19th Jul 20253612 PMAQI
19th Jul 2025331 PMAQI
19th Jul 2025322 PMAQI
19th Jul 2025273 PMAQI
19th Jul 2025304 PMAQI
19th Jul 2025305 PMAQI
19th Jul 2025326 PMAQI
19th Jul 2025427 PMAQI
19th Jul 2025528 PMAQI
19th Jul 2025529 PMAQI
19th Jul 20255210 PMAQI
19th Jul 20255311 PMAQI
20th Jul 20255512 AMAQI
20th Jul 2025541 AMAQI
20th Jul 2025522 AMAQI
20th Jul 2025523 AMAQI
20th Jul 2025524 AMAQI
23°C18/29°C
20th Jul 2025525 AMAQI
20th Jul 2025526 AMAQI
20th Jul 2025527 AMAQI
20th Jul 2025528 AMAQI
20th Jul 2025499 AMAQI
20th Jul 20255210 AMAQI
20th Jul 20254211 AMAQI
20th Jul 20253612 PMAQI
20th Jul 2025301 PMAQI
20th Jul 2025252 PMAQI
20th Jul 2025253 PMAQI
20th Jul 2025314 PMAQI
20th Jul 2025325 PMAQI
20th Jul 2025426 PMAQI
20th Jul 2025477 PMAQI
20th Jul 2025528 PMAQI
20th Jul 2025529 PMAQI
20th Jul 20255010 PMAQI
20th Jul 20255211 PMAQI
21st Jul 20255812 AMAQI
21st Jul 2025511 AMAQI
21st Jul 2025522 AMAQI
21st Jul 2025523 AMAQI
21st Jul 2025524 AMAQI
21°C20/24°C
21st Jul 2025525 AMAQI
21st Jul 2025526 AMAQI
21st Jul 2025527 AMAQI
21st Jul 2025408 AMAQI
21st Jul 2025359 AMAQI
21st Jul 20253710 AMAQI
21st Jul 20252811 AMAQI
21st Jul 20253212 PMAQI
21st Jul 2025351 PMAQI
21st Jul 2025362 PMAQI
21st Jul 2025383 PMAQI
21st Jul 2025354 PMAQI
21st Jul 2025425 PMAQI
21st Jul 2025506 PMAQI
21st Jul 2025547 PMAQI
21st Jul 2025528 PMAQI
21st Jul 2025509 PMAQI
21st Jul 20254910 PMAQI
21st Jul 20255011 PMAQI
22nd Jul 20255112 AMAQI
22nd Jul 2025521 AMAQI
22nd Jul 2025522 AMAQI
22nd Jul 2025523 AMAQI
22nd Jul 2025514 AMAQI
25°C20/30°C
22nd Jul 2025505 AMAQI
22nd Jul 2025516 AMAQI
22nd Jul 2025507 AMAQI
22nd Jul 2025388 AMAQI
22nd Jul 2025369 AMAQI
22nd Jul 20252910 AMAQI
22nd Jul 20252911 AMAQI
22nd Jul 20253112 PMAQI
22nd Jul 2025381 PMAQI
22nd Jul 2025412 PMAQI
22nd Jul 2025443 PMAQI
22nd Jul 2025604 PMAQI
22nd Jul 2025535 PMAQI
22nd Jul 2025506 PMAQI
22nd Jul 2025557 PMAQI
22nd Jul 2025548 PMAQI
22nd Jul 2025539 PMAQI
22nd Jul 20255510 PMAQI
22nd Jul 20255411 PMAQI
23rd Jul 20255412 AMAQI
23rd Jul 2025541 AMAQI
23rd Jul 2025522 AMAQI
23rd Jul 2025493 AMAQI
23rd Jul 2025474 AMAQI
26°C21/32°C
23rd Jul 2025495 AMAQI
23rd Jul 2025496 AMAQI
23rd Jul 2025507 AMAQI
23rd Jul 2025528 AMAQI
23rd Jul 2025449 AMAQI
23rd Jul 20254610 AMAQI
23rd Jul 20253711 AMAQI
23rd Jul 20253612 PMAQI
23rd Jul 2025411 PMAQI
23rd Jul 2025362 PMAQI
23rd Jul 2025373 PMAQI
23rd Jul 2025464 PMAQI
23rd Jul 2025505 PMAQI
23rd Jul 2025566 PMAQI
23rd Jul 2025577 PMAQI
23rd Jul 2025588 PMAQI
23rd Jul 2025589 PMAQI
23rd Jul 20255510 PMAQI
23rd Jul 20255511 PMAQI
24th Jul 20256012 AMAQI
24th Jul 2025611 AMAQI
24th Jul 2025552 AMAQI
24th Jul 2025503 AMAQI
24th Jul 2025524 AMAQI
26°C20/32°C
24th Jul 2025525 AMAQI
24th Jul 2025526 AMAQI
24th Jul 2025527 AMAQI
24th Jul 2025428 AMAQI
24th Jul 2025409 AMAQI
24th Jul 20254410 AMAQI
24th Jul 20254611 AMAQI
24th Jul 20254712 PMAQI
24th Jul 2025521 PMAQI
24th Jul 2025442 PMAQI
24th Jul 2025443 PMAQI
24th Jul 2025534 PMAQI
24th Jul 2025535 PMAQI
24th Jul 2025546 PMAQI
24th Jul 2025607 PMAQI
24th Jul 2025598 PMAQI
24th Jul 2025609 PMAQI
24th Jul 20256010 PMAQI
24th Jul 20255811 PMAQI
25th Jul 20255812 AMAQI
25th Jul 2025561 AMAQI
25th Jul 2025542 AMAQI
25th Jul 2025533 AMAQI
25th Jul 2025544 AMAQI
26°C21/30°C
25th Jul 2025535 AMAQI
25th Jul 2025546 AMAQI
25th Jul 2025537 AMAQI
25th Jul 2025498 AMAQI
25th Jul 2025529 AMAQI
25th Jul 20256010 AMAQI
25th Jul 20255411 AMAQI
25th Jul 20255012 PMAQI
25th Jul 2025451 PMAQI
25th Jul 2025382 PMAQI
25th Jul 2025383 PMAQI
25th Jul 2025484 PMAQI
25th Jul 2025455 PMAQI
25th Jul 2025536 PMAQI
25th Jul 2025577 PMAQI
25th Jul 2025548 PMAQI
25th Jul 2025569 PMAQI
25th Jul 20255610 PMAQI
25th Jul 20255311 PMAQI
26th Jul 20255312 AMAQI
26th Jul 2025531 AMAQI
26th Jul 2025542 AMAQI
26th Jul 2025543 AMAQI
26th Jul 2025534 AMAQI
24°C20/29°C
26th Jul 2025535 AMAQI
26th Jul 2025536 AMAQI
26th Jul 2025537 AMAQI
26th Jul 2025558 AMAQI
26th Jul 2025569 AMAQI
26th Jul 20255610 AMAQI
26th Jul 20255811 AMAQI
26th Jul 20255712 PMAQI
26th Jul 2025481 PMAQI
26th Jul 2025442 PMAQI
26th Jul 2025473 PMAQI
26th Jul 2025484 PMAQI
26th Jul 2025455 PMAQI
26th Jul 2025406 PMAQI
26th Jul 2025497 PMAQI
26th Jul 2025518 PMAQI
26th Jul 2025539 PMAQI
26th Jul 20255210 PMAQI
26th Jul 20255311 PMAQI
27th Jul 20255312 AMAQI
27th Jul 2025521 AMAQI
27th Jul 2025532 AMAQI
27th Jul 2025533 AMAQI
27th Jul 2025534 AMAQI
25°C19/31°C
27th Jul 2025545 AMAQI
27th Jul 2025536 AMAQI
27th Jul 2025537 AMAQI
27th Jul 2025538 AMAQI
27th Jul 2025469 AMAQI
27th Jul 20255210 AMAQI
27th Jul 20255111 AMAQI
27th Jul 20254912 PMAQI
27th Jul 2025451 PMAQI
27th Jul 2025422 PMAQI
27th Jul 2025383 PMAQI
27th Jul 2025444 PMAQI
27th Jul 2025475 PMAQI
27th Jul 2025426 PMAQI
27th Jul 2025427 PMAQI
27th Jul 2025478 PMAQI
27th Jul 2025509 PMAQI
27th Jul 20255110 PMAQI
27th Jul 20255011 PMAQI
28th Jul 20255212 AMAQI
28th Jul 2025531 AMAQI
28th Jul 2025542 AMAQI
28th Jul 2025533 AMAQI
28th Jul 2025524 AMAQI
23°C20/26°C
28th Jul 2025525 AMAQI
28th Jul 2025526 AMAQI
28th Jul 2025527 AMAQI
28th Jul 2025408 AMAQI
28th Jul 2025439 AMAQI
28th Jul 20253510 AMAQI
28th Jul 20253011 AMAQI
28th Jul 20253012 PMAQI
28th Jul 2025291 PMAQI
28th Jul 2025322 PMAQI
28th Jul 2025393 PMAQI
28th Jul 2025464 PMAQI
28th Jul 2025445 PMAQI
28th Jul 2025506 PMAQI
28th Jul 2025517 PMAQI
28th Jul 2025548 PMAQI
28th Jul 2025549 PMAQI
28th Jul 20255310 PMAQI
28th Jul 20255211 PMAQI
29th Jul 20255412 AMAQI
29th Jul 2025541 AMAQI
29th Jul 2025532 AMAQI
29th Jul 2025523 AMAQI
29th Jul 2025514 AMAQI
23°C17/29°C
29th Jul 2025505 AMAQI
29th Jul 2025516 AMAQI
29th Jul 2025507 AMAQI
29th Jul 2025398 AMAQI
29th Jul 2025419 AMAQI
29th Jul 20255410 AMAQI
29th Jul 20256111 AMAQI
29th Jul 20255612 PMAQI
29th Jul 2025501 PMAQI
29th Jul 2025392 PMAQI
29th Jul 2025403 PMAQI
29th Jul 2025344 PMAQI
29th Jul 2025355 PMAQI
29th Jul 2025376 PMAQI
29th Jul 2025467 PMAQI
29th Jul 2025508 PMAQI
29th Jul 2025499 PMAQI
29th Jul 20255010 PMAQI
29th Jul 20255111 PMAQI
30th Jul 20254912 AMAQI
30th Jul 2025471 AMAQI
30th Jul 2025522 AMAQI
30th Jul 2025493 AMAQI
30th Jul 2025524 AMAQI
22°C16/30°C
30th Jul 2025525 AMAQI
30th Jul 2025496 AMAQI
30th Jul 2025507 AMAQI
30th Jul 2025428 AMAQI
30th Jul 2025479 AMAQI
30th Jul 20254510 AMAQI
30th Jul 20254111 AMAQI
30th Jul 20254512 PMAQI
30th Jul 2025371 PMAQI
30th Jul 2025362 PMAQI
30th Jul 2025333 PMAQI
30th Jul 2025384 PMAQI
30th Jul 2025425 PMAQI
30th Jul 2025456 PMAQI
30th Jul 2025457 PMAQI
30th Jul 2025478 PMAQI
30th Jul 2025489 PMAQI
30th Jul 20255010 PMAQI
30th Jul 20254911 PMAQI
31st Jul 20255012 AMAQI
31st Jul 2025511 AMAQI
31st Jul 2025512 AMAQI
31st Jul 2025513 AMAQI
31st Jul 2025514 AMAQI
22°C18/25°C
31st Jul 2025515 AMAQI
31st Jul 2025516 AMAQI
31st Jul 2025517 AMAQI
31st Jul 2025518 AMAQI
31st Jul 2025519 AMAQI
31st Jul 20253510 AMAQI
31st Jul 20253211 AMAQI
31st Jul 20253212 PMAQI
31st Jul 2025321 PMAQI
31st Jul 2025282 PMAQI
31st Jul 2025383 PMAQI
31st Jul 2025344 PMAQI
31st Jul 2025325 PMAQI
31st Jul 2025336 PMAQI
31st Jul 2025387 PMAQI
31st Jul 2025508 PMAQI
31st Jul 2025549 PMAQI
31st Jul 20255410 PMAQI
31st Jul 20255211 PMAQI
1st Aug 20255312 AMAQI
1st Aug 2025521 AMAQI
1st Aug 2025522 AMAQI
1st Aug 2025503 AMAQI
1st Aug 2025494 AMAQI
21°C14/26°C
1st Aug 2025485 AMAQI
1st Aug 2025496 AMAQI
1st Aug 2025507 AMAQI
1st Aug 2025368 AMAQI
1st Aug 2025439 AMAQI
1st Aug 20253810 AMAQI
1st Aug 20254011 AMAQI
1st Aug 20254812 PMAQI
1st Aug 2025401 PMAQI
1st Aug 2025472 PMAQI
1st Aug 2025413 PMAQI
1st Aug 2025484 PMAQI
1st Aug 2025555 PMAQI
1st Aug 2025496 PMAQI
1st Aug 2025487 PMAQI
1st Aug 2025588 PMAQI
1st Aug 2025579 PMAQI
1st Aug 20255010 PMAQI
1st Aug 20255611 PMAQI
2nd Aug 20256212 AMAQI
2nd Aug 2025521 AMAQI
2nd Aug 2025492 AMAQI
2nd Aug 2025503 AMAQI
2nd Aug 2025504 AMAQI
22°C16/30°C
2nd Aug 2025485 AMAQI
2nd Aug 2025496 AMAQI
2nd Aug 2025507 AMAQI
2nd Aug 2025478 AMAQI
2nd Aug 2025489 AMAQI
2nd Aug 20254910 AMAQI
2nd Aug 20254711 AMAQI
2nd Aug 20254912 PMAQI
2nd Aug 2025381 PMAQI
2nd Aug 2025662 PMAQI
2nd Aug 2025603 PMAQI
2nd Aug 2025504 PMAQI
2nd Aug 2025505 PMAQI
2nd Aug 2025546 PMAQI
2nd Aug 2025557 PMAQI
2nd Aug 2025588 PMAQI
2nd Aug 2025579 PMAQI
2nd Aug 20255410 PMAQI
2nd Aug 20255511 PMAQI
3rd Aug 20255312 AMAQI
3rd Aug 2025511 AMAQI
3rd Aug 2025502 AMAQI
3rd Aug 2025523 AMAQI
3rd Aug 2025524 AMAQI
21°C16/28°C
3rd Aug 2025525 AMAQI
3rd Aug 2025526 AMAQI
3rd Aug 2025527 AMAQI
3rd Aug 2025438 AMAQI
3rd Aug 2025399 AMAQI
3rd Aug 20253610 AMAQI
3rd Aug 20253811 AMAQI
3rd Aug 20254212 PMAQI
3rd Aug 2025401 PMAQI
3rd Aug 2025342 PMAQI
3rd Aug 2025323 PMAQI
3rd Aug 2025344 PMAQI
3rd Aug 2025335 PMAQI
3rd Aug 2025306 PMAQI
3rd Aug 2025387 PMAQI
3rd Aug 2025508 PMAQI
3rd Aug 2025539 PMAQI
3rd Aug 20255310 PMAQI
3rd Aug 20255211 PMAQI
4th Aug 20255212 AMAQI
4th Aug 2025521 AMAQI
4th Aug 2025532 AMAQI
4th Aug 2025513 AMAQI
4th Aug 2025524 AMAQI
18°C14/23°C
4th Aug 2025505 AMAQI
4th Aug 2025506 AMAQI
4th Aug 2025507 AMAQI
4th Aug 2025358 AMAQI
4th Aug 2025339 AMAQI
4th Aug 20253110 AMAQI
4th Aug 20252811 AMAQI
4th Aug 20252312 PMAQI
4th Aug 2025251 PMAQI
4th Aug 2025282 PMAQI
4th Aug 2025303 PMAQI
4th Aug 2025314 PMAQI
4th Aug 2025455 PMAQI
4th Aug 2025506 PMAQI
4th Aug 2025477 PMAQI
4th Aug 2025508 PMAQI
4th Aug 2025539 PMAQI
4th Aug 20255010 PMAQI
4th Aug 20254611 PMAQI
5th Aug 20254812 AMAQI
5th Aug 2025461 AMAQI
5th Aug 2025472 AMAQI
5th Aug 2025443 AMAQI
5th Aug 2025454 AMAQI
21°C13/28°C
5th Aug 2025425 AMAQI
5th Aug 2025446 AMAQI
5th Aug 2025447 AMAQI
5th Aug 2025378 AMAQI
5th Aug 2025489 AMAQI
5th Aug 20254510 AMAQI
5th Aug 20252811 AMAQI
5th Aug 20254012 PMAQI
5th Aug 2025321 PMAQI
5th Aug 2025302 PMAQI
5th Aug 2025403 PMAQI
5th Aug 2025434 PMAQI
5th Aug 2025335 PMAQI
5th Aug 2025406 PMAQI
5th Aug 2025527 PMAQI
5th Aug 2025508 PMAQI
5th Aug 2025479 PMAQI
5th Aug 20254810 PMAQI
5th Aug 20254711 PMAQI
6th Aug 20254812 AMAQI
6th Aug 2025481 AMAQI
6th Aug 2025472 AMAQI
6th Aug 2025463 AMAQI
6th Aug 2025434 AMAQI
21°C15/28°C
6th Aug 2025445 AMAQI
5 AM6th Aug 2025446 AMAQI
6th Aug 2025437 AMAQI
6th Aug 2025408 AMAQI
6th Aug 2025329 AMAQI
6th Aug 20253110 AMAQI
6th Aug 20254111 AMAQI
6th Aug 20252512 PMAQI
6th Aug 2025291 PMAQI
1 PM9 PM
1 AM
4 AM
--°C/°C
Day time
Avg. Highest Time
8 PM - 9 PM
54AQI
2 hours / Day
60 hours / Month
Avg. Lowest Time
11 AM
39AQI
1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 8 PM to 9 PM (Avg. 54), while the lowest AQI was between 11 AM to 11 AM (Avg. 39).
Night time
Avg. Highest Time
12 AM - 11 PM
53AQI
7 hours / Day
210 hours / Month
Avg. Lowest Time
12 AM - 11 PM
53AQI
7 hours / Day
210 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
Central Hospital, Yichun, Heilongjiang, China
2025
12%
25
66%
143
18%
40
4%
9
Total number of days with different AQI categories in last 218 days in 2025 (147 days remaining)
Good
25 DaysModerate
143 DaysPoor
40 DaysUnhealthy
9 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 12%
Health Risk Level:
Extreme
In 2025, 12% of 218 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
Central Hospital, Yichun, 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
126AQI
126AQI
2nd January 2025
117AQI
117AQI
3rd January 2025
130AQI
130AQI
4th January 2025
161AQI
161AQI
5th January 2025
140AQI
140AQI
6th January 2025
143AQI
143AQI
7th January 2025
120AQI
120AQI
8th January 2025
104AQI
104AQI
9th January 2025
95AQI
95AQI
10th January 2025
120AQI
120AQI
11th January 2025
130AQI
130AQI
12th January 2025
146AQI
146AQI
13th January 2025
151AQI
151AQI
14th January 2025
174AQI
174AQI
15th January 2025
137AQI
137AQI
16th January 2025
115AQI
115AQI
17th January 2025
135AQI
135AQI
18th January 2025
132AQI
132AQI
19th January 2025
156AQI
156AQI
20th January 2025
152AQI
152AQI
21st January 2025
151AQI
151AQI
22nd January 2025
144AQI
144AQI
23rd January 2025
152AQI
152AQI
24th January 2025
161AQI
161AQI
25th January 2025
172AQI
172AQI
26th January 2025
146AQI
146AQI
27th January 2025
116AQI
116AQI
28th January 2025
115AQI
115AQI
29th January 2025
107AQI
107AQI
30th January 2025
96AQI
96AQI
31st January 2025
108AQI
108AQI
1st February 2025
117AQI
117AQI
2nd February 2025
131AQI
131AQI
3rd February 2025
147AQI
147AQI
4th February 2025
116AQI
116AQI
5th February 2025
107AQI
107AQI
6th February 2025
100AQI
100AQI
7th February 2025
74AQI
74AQI
8th February 2025
82AQI
82AQI
9th February 2025
86AQI
86AQI
10th February 2025
89AQI
89AQI
11th February 2025
125AQI
125AQI
12th February 2025
126AQI
126AQI
13th February 2025
110AQI
110AQI
14th February 2025
90AQI
90AQI
15th February 2025
93AQI
93AQI
16th February 2025
96AQI
96AQI
17th February 2025
71AQI
71AQI
18th February 2025
85AQI
85AQI
19th February 2025
76AQI
76AQI
20th February 2025
77AQI
77AQI
21st February 2025
76AQI
76AQI
22nd February 2025
70AQI
70AQI
23rd February 2025
76AQI
76AQI
24th February 2025
77AQI
77AQI
25th February 2025
89AQI
89AQI
26th February 2025
74AQI
74AQI
27th February 2025
105AQI
105AQI
28th February 2025
87AQI
87AQI
1st March 2025
79AQI
79AQI
2nd March 2025
73AQI
73AQI
3rd March 2025
81AQI
81AQI
4th March 2025
88AQI
88AQI
5th March 2025
91AQI
91AQI
6th March 2025
88AQI
88AQI
7th March 2025
82AQI
82AQI
8th March 2025
82AQI
82AQI
9th March 2025
98AQI
98AQI
10th March 2025
108AQI
108AQI
11th March 2025
102AQI
102AQI
12th March 2025
89AQI
89AQI
13th March 2025
76AQI
76AQI
14th March 2025
62AQI
62AQI
15th March 2025
61AQI
61AQI
16th March 2025
59AQI
59AQI
17th March 2025
63AQI
63AQI
18th March 2025
62AQI
62AQI
19th March 2025
98AQI
98AQI
20th March 2025
108AQI
108AQI
21st March 2025
82AQI
82AQI
22nd March 2025
89AQI
89AQI
23rd March 2025
94AQI
94AQI
24th March 2025
73AQI
73AQI
25th March 2025
75AQI
75AQI
26th March 2025
73AQI
73AQI
27th March 2025
73AQI
73AQI
28th March 2025
63AQI
63AQI
29th March 2025
61AQI
61AQI
30th March 2025
63AQI
63AQI
31st March 2025
82AQI
82AQI
1st April 2025
93AQI
93AQI
2nd April 2025
95AQI
95AQI
3rd April 2025
105AQI
105AQI
4th April 2025
98AQI
98AQI
5th April 2025
90AQI
90AQI
6th April 2025
95AQI
95AQI
7th April 2025
87AQI
87AQI
8th April 2025
87AQI
87AQI
9th April 2025
113AQI
113AQI
10th April 2025
122AQI
122AQI
11th April 2025
116AQI
116AQI
12th April 2025
120AQI
120AQI
13th April 2025
87AQI
87AQI
14th April 2025
75AQI
75AQI
15th April 2025
59AQI
59AQI
16th April 2025
68AQI
68AQI
17th April 2025
103AQI
103AQI
18th April 2025
80AQI
80AQI
19th April 2025
81AQI
81AQI
20th April 2025
82AQI
82AQI
21st April 2025
98AQI
98AQI
22nd April 2025
67AQI
67AQI
23rd April 2025
77AQI
77AQI
24th April 2025
71AQI
71AQI
25th April 2025
72AQI
72AQI
26th April 2025
58AQI
58AQI
27th April 2025
86AQI
86AQI
28th April 2025
87AQI
87AQI
29th April 2025
103AQI
103AQI
30th April 2025
96AQI
96AQI
1st May 2025
95AQI
95AQI
2nd May 2025
71AQI
71AQI
3rd May 2025
63AQI
63AQI
4th May 2025
55AQI
55AQI
5th May 2025
54AQI
54AQI
6th May 2025
57AQI
57AQI
7th May 2025
62AQI
62AQI
8th May 2025
71AQI
71AQI
9th May 2025
64AQI
64AQI
10th May 2025
61AQI
61AQI
11th May 2025
75AQI
75AQI
12th May 2025
107AQI
107AQI
13th May 2025
88AQI
88AQI
14th May 2025
92AQI
92AQI
15th May 2025
84AQI
84AQI
16th May 2025
72AQI
72AQI
17th May 2025
66AQI
66AQI
18th May 2025
63AQI
63AQI
19th May 2025
59AQI
59AQI
20th May 2025
59AQI
59AQI
21st May 2025
59AQI
59AQI
22nd May 2025
56AQI
56AQI
23rd May 2025
56AQI
56AQI
24th May 2025
50AQI
50AQI
25th May 2025
52AQI
52AQI
26th May 2025
57AQI
57AQI
27th May 2025
63AQI
63AQI
28th May 2025
72AQI
72AQI
29th May 2025
72AQI
72AQI
30th May 2025
75AQI
75AQI
31st May 2025
75AQI
75AQI
1st June 2025
61AQI
61AQI
2nd June 2025
60AQI
60AQI
3rd June 2025
60AQI
60AQI
4th June 2025
54AQI
54AQI
5th June 2025
53AQI
53AQI
6th June 2025
52AQI
52AQI
7th June 2025
51AQI
51AQI
8th June 2025
54AQI
54AQI
9th June 2025
53AQI
53AQI
10th June 2025
50AQI
50AQI
11th June 2025
49AQI
49AQI
12th June 2025
52AQI
52AQI
13th June 2025
54AQI
54AQI
14th June 2025
57AQI
57AQI
15th June 2025
63AQI
63AQI
16th June 2025
60AQI
60AQI
17th June 2025
58AQI
58AQI
18th June 2025
62AQI
62AQI
19th June 2025
57AQI
57AQI
20th June 2025
56AQI
56AQI
21st June 2025
49AQI
49AQI
22nd June 2025
52AQI
52AQI
23rd June 2025
53AQI
53AQI
24th June 2025
57AQI
57AQI
25th June 2025
62AQI
62AQI
26th June 2025
56AQI
56AQI
27th June 2025
59AQI
59AQI
28th June 2025
60AQI
60AQI
29th June 2025
57AQI
57AQI
30th June 2025
60AQI
60AQI
1st July 2025
53AQI
53AQI
2nd July 2025
52AQI
52AQI
3rd July 2025
55AQI
55AQI
4th July 2025
54AQI
54AQI
5th July 2025
53AQI
53AQI
6th July 2025
55AQI
55AQI
7th July 2025
52AQI
52AQI
8th July 2025
51AQI
51AQI
9th July 2025
51AQI
51AQI
10th July 2025
50AQI
50AQI
11th July 2025
56AQI
56AQI
12th July 2025
54AQI
54AQI
13th July 2025
50AQI
50AQI
14th July 2025
48AQI
48AQI
15th July 2025
46AQI
46AQI
16th July 2025
47AQI
47AQI
17th July 2025
47AQI
47AQI
18th July 2025
47AQI
47AQI
19th July 2025
45AQI
45AQI
20th July 2025
46AQI
46AQI
21st July 2025
46AQI
46AQI
22nd July 2025
48AQI
48AQI
23rd July 2025
49AQI
49AQI
24th July 2025
53AQI
53AQI
25th July 2025
52AQI
52AQI
26th July 2025
51AQI
51AQI
27th July 2025
49AQI
49AQI
28th July 2025
47AQI
47AQI
29th July 2025
48AQI
48AQI
30th July 2025
46AQI
46AQI
31st July 2025
45AQI
45AQI
1st August 2025
49AQI
49AQI
2nd August 2025
52AQI
52AQI
3rd August 2025
45AQI
45AQI
4th August 2025
43AQI
43AQI
5th August 2025
45AQI
45AQI
134AQI
95AQI
80AQI
89AQI
68AQI
56AQI
50AQI
47AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202581AQI
2
20
9
19
9
28
3
23
7
1
29
1
3
27
17
14
4
1
25
143
40
9
Highest AQI recorded in
January134AQI
Lowest AQI recorded in
August47AQI
202467AQI
8
17
4
1
5
12
10
2
14
16
1
9
11
9
1
19
9
2
1
23
6
1
10
5
15
1
27
3
28
2
12
16
3
4
19
6
1
22
9
159
138
60
7
Highest AQI recorded in
December95AQI
Lowest AQI recorded in
September37AQI
202364AQI
3
17
10
1
3
13
11
1
10
13
6
1
1
8
15
6
1
13
15
3
18
3
29
1
21
9
20
8
3
6
8
8
19
4
139
121
43
4
1
Highest AQI recorded in
January92AQI
Lowest AQI recorded in
August33AQI
202263AQI
1
21
9
4
13
5
12
11
15
10
3
1
1
17
14
24
6
16
5
1
20
8
1
21
9
1
9
12
7
2
5
16
6
144
126
32
3
1
Highest AQI recorded in
January88AQI
Lowest AQI recorded in
July42AQI
202161AQI
3
11
13
1
8
11
6
1
12
13
4
12
12
4
1
1
16
14
1
18
11
12
18
24
6
30
24
5
2
12
10
8
8
15
8
179
126
46
2
2
Highest AQI recorded in
January100AQI
Lowest AQI recorded in
September39AQI
202050AQI
7
5
1
14
4
2
1
13
5
28
2
16
15
27
4
25
5
23
6
2
16
10
3
1
5
20
6
174
76
14
2
Highest AQI recorded in
December80AQI
Lowest AQI recorded in
June32AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2025(Avg.)
81AQILeast Polluted Year Recorded
2020(Avg.)
50AQICentral Hospital's annual 2025 AQI (81) shows an average percentage change of 33.7% (worsened AQI) compared to previous years: 2020 (50), 2021 (61), 2022 (63), 2023 (64), 2024 (67).
