Anju Compound, Qiqihar, Heilongjiang, China Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
Good
050
Moderate
100
Poor
150
Unhealthy
200
Severe
300
Hazardous
301+
November Air Quality Analysis
Anju Compound, Qiqihar, Heilongjiang, China
2021
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
14th Nov 2024
244AQILowest AQI recorded on
17th Nov 2024
33AQISame Day Analysis (21st November ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 4th highest AQI at 58 of Moderate air quality, showing improvement over 2023, 2022 and 2021 on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 21st Nov - 22nd Nov 2025
Anju Compound, Qiqihar, Heilongjiang, China
AQI
Day
Night
.
6 AM21st Nov 2025
4 PM
5 AM22nd Nov 2025
Day time
Avg. Highest Time
12AMNaNth undefined
AQI
Avg. Lowest Time
12AMNaNth undefined
AQI
Night time
Avg. Highest Time
11PM21st Nov
88AQI
Avg. Lowest Time
1PM21st Nov
22AQI
In the last 24 hours,
Anju Compound's AQI reached its highest point of 88 at 11 PM during the Night, while the lowest point, 22, was recorded at 1 PM during the Night between 21st Nov and 22nd Nov 2025.
Day & Night AQI Trend : Oct - Nov 2025
Anju Compound, Qiqihar, Heilongjiang, China
OctNov
23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 31st31st - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th - 06th06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd
Day
Night
23rd Oct 2025616 AMAQI
23rd Oct 2025677 AMAQI
23rd Oct 2025678 AMAQI
23rd Oct 2025739 AMAQI
23rd Oct 20257610 AMAQI
23rd Oct 20255811 AMAQI
23rd Oct 20256112 PMAQI
23rd Oct 2025611 PMAQI
23rd Oct 2025612 PMAQI
23rd Oct 2025623 PMAQI
23rd Oct 2025574 PMAQI
23rd Oct 2025505 PMAQI
23rd Oct 2025516 PMAQI
23rd Oct 2025617 PMAQI
23rd Oct 2025638 PMAQI
23rd Oct 2025929 PMAQI
23rd Oct 20259310 PMAQI
23rd Oct 20258911 PMAQI
24th Oct 20259512 AMAQI
24th Oct 2025721 AMAQI
24th Oct 2025792 AMAQI
24th Oct 2025603 AMAQI
24th Oct 2025604 AMAQI
24th Oct 2025545 AMAQI
2°C-3/7°C
24th Oct 2025566 AMAQI
24th Oct 2025547 AMAQI
24th Oct 2025588 AMAQI
24th Oct 2025619 AMAQI
24th Oct 20256510 AMAQI
24th Oct 20256111 AMAQI
24th Oct 20256012 PMAQI
24th Oct 2025621 PMAQI
24th Oct 2025662 PMAQI
24th Oct 2025853 PMAQI
24th Oct 2025874 PMAQI
24th Oct 2025875 PMAQI
24th Oct 2025906 PMAQI
24th Oct 2025977 PMAQI
24th Oct 20251118 PMAQI
24th Oct 20251049 PMAQI
24th Oct 20259410 PMAQI
24th Oct 20258911 PMAQI
25th Oct 20259212 AMAQI
25th Oct 2025971 AMAQI
25th Oct 2025992 AMAQI
25th Oct 20251153 AMAQI
25th Oct 20251184 AMAQI
25th Oct 20251185 AMAQI
2°C-2/8°C
25th Oct 2025966 AMAQI
25th Oct 2025967 AMAQI
25th Oct 20251008 AMAQI
25th Oct 2025929 AMAQI
25th Oct 20258010 AMAQI
25th Oct 20255611 AMAQI
25th Oct 20254912 PMAQI
25th Oct 2025471 PMAQI
25th Oct 2025472 PMAQI
25th Oct 2025503 PMAQI
25th Oct 2025594 PMAQI
25th Oct 2025755 PMAQI
25th Oct 2025816 PMAQI
25th Oct 2025857 PMAQI
25th Oct 2025698 PMAQI
25th Oct 2025649 PMAQI
25th Oct 20255410 PMAQI
25th Oct 20254411 PMAQI
26th Oct 20254112 AMAQI
26th Oct 2025431 AMAQI
26th Oct 2025272 AMAQI
26th Oct 2025203 AMAQI
26th Oct 2025184 AMAQI
26th Oct 2025185 AMAQI
3°C-2/8°C
26th Oct 2025246 AMAQI
26th Oct 2025327 AMAQI
26th Oct 2025448 AMAQI
26th Oct 2025499 AMAQI
26th Oct 20254410 AMAQI
26th Oct 20254411 AMAQI
26th Oct 20253412 PMAQI
26th Oct 2025281 PMAQI
26th Oct 2025322 PMAQI
26th Oct 2025373 PMAQI
26th Oct 2025244 PMAQI
26th Oct 2025245 PMAQI
26th Oct 2025356 PMAQI
26th Oct 2025537 PMAQI
26th Oct 2025528 PMAQI
26th Oct 2025559 PMAQI
26th Oct 20254510 PMAQI
26th Oct 20254211 PMAQI
27th Oct 20253712 AMAQI
27th Oct 2025411 AMAQI
27th Oct 2025442 AMAQI
27th Oct 2025463 AMAQI
27th Oct 2025344 AMAQI
27th Oct 2025405 AMAQI
1°C-3/5°C
27th Oct 2025426 AMAQI
27th Oct 2025567 AMAQI
27th Oct 2025558 AMAQI
27th Oct 2025569 AMAQI
27th Oct 20254410 AMAQI
27th Oct 20254411 AMAQI
27th Oct 20253612 PMAQI
27th Oct 2025401 PMAQI
27th Oct 2025542 PMAQI
27th Oct 2025563 PMAQI
27th Oct 2025534 PMAQI
27th Oct 2025575 PMAQI
27th Oct 2025606 PMAQI
27th Oct 2025707 PMAQI
27th Oct 2025698 PMAQI
27th Oct 2025639 PMAQI
27th Oct 20256710 PMAQI
27th Oct 20256111 PMAQI
28th Oct 20255712 AMAQI
28th Oct 2025491 AMAQI
28th Oct 2025442 AMAQI
28th Oct 2025463 AMAQI
28th Oct 2025504 AMAQI
28th Oct 2025385 AMAQI
0°C-4/4°C
28th Oct 2025456 AMAQI
28th Oct 2025517 AMAQI
28th Oct 2025538 AMAQI
28th Oct 2025589 AMAQI
28th Oct 20255310 AMAQI
28th Oct 20253911 AMAQI
28th Oct 20254212 PMAQI
28th Oct 2025241 PMAQI
28th Oct 2025242 PMAQI
28th Oct 2025403 PMAQI
28th Oct 2025464 PMAQI
28th Oct 2025555 PMAQI
28th Oct 2025636 PMAQI
28th Oct 2025667 PMAQI
28th Oct 2025968 PMAQI
28th Oct 2025949 PMAQI
28th Oct 20259310 PMAQI
28th Oct 20257411 PMAQI
29th Oct 20257212 AMAQI
29th Oct 2025431 AMAQI
29th Oct 2025492 AMAQI
29th Oct 2025423 AMAQI
29th Oct 2025444 AMAQI
29th Oct 2025515 AMAQI
-1°C-5/4°C
29th Oct 2025516 AMAQI
29th Oct 2025577 AMAQI
29th Oct 2025828 AMAQI
29th Oct 2025809 AMAQI
29th Oct 202511210 AMAQI
29th Oct 202514511 AMAQI
29th Oct 202516012 PMAQI
29th Oct 20251751 PMAQI
29th Oct 20251962 PMAQI
29th Oct 20251943 PMAQI
29th Oct 20251884 PMAQI
29th Oct 20251625 PMAQI
29th Oct 20251636 PMAQI
29th Oct 20251567 PMAQI
29th Oct 20251488 PMAQI
29th Oct 20251689 PMAQI
29th Oct 202520710 PMAQI
29th Oct 202521211 PMAQI
30th Oct 202517812 AMAQI
30th Oct 20251651 AMAQI
30th Oct 20251682 AMAQI
30th Oct 20251093 AMAQI
30th Oct 2025924 AMAQI
30th Oct 2025715 AMAQI
1°C-4/7°C
30th Oct 2025746 AMAQI
30th Oct 2025777 AMAQI
30th Oct 2025608 AMAQI
30th Oct 2025569 AMAQI
30th Oct 20253710 AMAQI
30th Oct 20254411 AMAQI
30th Oct 20255612 PMAQI
30th Oct 2025501 PMAQI
30th Oct 2025192 PMAQI
30th Oct 2025243 PMAQI
30th Oct 2025534 PMAQI
30th Oct 2025595 PMAQI
30th Oct 2025506 PMAQI
30th Oct 2025717 PMAQI
30th Oct 2025738 PMAQI
30th Oct 2025909 PMAQI
30th Oct 20257810 PMAQI
30th Oct 20259611 PMAQI
31st Oct 202513812 AMAQI
31st Oct 20251301 AMAQI
31st Oct 20251162 AMAQI
31st Oct 20251523 AMAQI
31st Oct 20251414 AMAQI
31st Oct 20251125 AMAQI
2°C-2/8°C
31st Oct 20251006 AMAQI
31st Oct 2025947 AMAQI
31st Oct 2025868 AMAQI
31st Oct 2025659 AMAQI
31st Oct 20256010 AMAQI
31st Oct 20255911 AMAQI
31st Oct 20257012 PMAQI
31st Oct 2025751 PMAQI
31st Oct 2025622 PMAQI
31st Oct 2025653 PMAQI
31st Oct 2025654 PMAQI
31st Oct 2025685 PMAQI
31st Oct 2025826 PMAQI
31st Oct 2025817 PMAQI
31st Oct 2025868 PMAQI
31st Oct 2025919 PMAQI
31st Oct 202510710 PMAQI
31st Oct 20259011 PMAQI
1st Nov 20257912 AMAQI
1st Nov 2025751 AMAQI
1st Nov 2025732 AMAQI
1st Nov 2025793 AMAQI
1st Nov 2025874 AMAQI
1st Nov 2025955 AMAQI
3°C-1/9°C
1st Nov 2025966 AMAQI
1st Nov 2025937 AMAQI
1st Nov 20251028 AMAQI
1st Nov 20251369 AMAQI
1st Nov 202512610 AMAQI
1st Nov 202512011 AMAQI
1st Nov 202514712 PMAQI
1st Nov 20251501 PMAQI
1st Nov 20251462 PMAQI
1st Nov 20251423 PMAQI
1st Nov 20251074 PMAQI
1st Nov 2025515 PMAQI
1st Nov 2025736 PMAQI
1st Nov 2025437 PMAQI
1st Nov 2025578 PMAQI
1st Nov 2025509 PMAQI
1st Nov 20255110 PMAQI
1st Nov 20254911 PMAQI
2nd Nov 20253812 AMAQI
2nd Nov 2025341 AMAQI
2nd Nov 2025222 AMAQI
2nd Nov 2025223 AMAQI
2nd Nov 2025234 AMAQI
2nd Nov 2025285 AMAQI
2°C-3/6°C
2nd Nov 2025336 AMAQI
2nd Nov 2025427 AMAQI
2nd Nov 2025418 AMAQI
2nd Nov 2025389 AMAQI
2nd Nov 20253210 AMAQI
2nd Nov 20253911 AMAQI
2nd Nov 20253212 PMAQI
2nd Nov 2025201 PMAQI
2nd Nov 2025202 PMAQI
2nd Nov 2025433 PMAQI
2nd Nov 2025564 PMAQI
2nd Nov 2025675 PMAQI
2nd Nov 2025696 PMAQI
2nd Nov 2025827 PMAQI
2nd Nov 2025768 PMAQI
2nd Nov 2025879 PMAQI
2nd Nov 20259110 PMAQI
2nd Nov 202510311 PMAQI
3rd Nov 202512612 AMAQI
3rd Nov 20251641 AMAQI
3rd Nov 20252032 AMAQI
3rd Nov 20252033 AMAQI
3rd Nov 20252054 AMAQI
3rd Nov 2025505 AMAQI
-1°C-4/3°C
3rd Nov 2025456 AMAQI
3rd Nov 2025237 AMAQI
3rd Nov 2025218 AMAQI
3rd Nov 2025329 AMAQI
3rd Nov 20255010 AMAQI
3rd Nov 20255311 AMAQI
3rd Nov 20255712 PMAQI
3rd Nov 2025961 PMAQI
3rd Nov 20251062 PMAQI
3rd Nov 20251103 PMAQI
3rd Nov 20251294 PMAQI
3rd Nov 20251305 PMAQI
3rd Nov 20251516 PMAQI
3rd Nov 20251767 PMAQI
3rd Nov 20251808 PMAQI
3rd Nov 20251349 PMAQI
3rd Nov 202513610 PMAQI
3rd Nov 202517411 PMAQI
4th Nov 202515612 AMAQI
4th Nov 20251201 AMAQI
4th Nov 20251222 AMAQI
4th Nov 20251403 AMAQI
4th Nov 20251354 AMAQI
4th Nov 20251395 AMAQI
2°C-4/8°C
4th Nov 2025996 AMAQI
4th Nov 20251067 AMAQI
4th Nov 2025648 AMAQI
4th Nov 2025529 AMAQI
4th Nov 20254410 AMAQI
4th Nov 20254811 AMAQI
4th Nov 20254012 PMAQI
4th Nov 2025191 PMAQI
4th Nov 2025172 PMAQI
4th Nov 2025193 PMAQI
4th Nov 2025304 PMAQI
4th Nov 2025565 PMAQI
4th Nov 2025606 PMAQI
4th Nov 2025627 PMAQI
4th Nov 2025988 PMAQI
4th Nov 20251389 PMAQI
4th Nov 202516610 PMAQI
4th Nov 202516711 PMAQI
5th Nov 202516012 AMAQI
5th Nov 20251561 AMAQI
5th Nov 20251342 AMAQI
5th Nov 20251163 AMAQI
5th Nov 20251254 AMAQI
5th Nov 20251035 AMAQI
4°C1/10°C
5th Nov 20251006 AMAQI
5th Nov 20251107 AMAQI
5th Nov 20251338 AMAQI
5th Nov 20251389 AMAQI
5th Nov 202515210 AMAQI
5th Nov 202512011 AMAQI
5th Nov 202512012 PMAQI
5th Nov 2025881 PMAQI
5th Nov 2025902 PMAQI
5th Nov 2025923 PMAQI
5th Nov 20251244 PMAQI
5th Nov 20251525 PMAQI
5th Nov 20251526 PMAQI
5th Nov 20251707 PMAQI
5th Nov 20251948 PMAQI
5th Nov 20252029 PMAQI
5th Nov 202518310 PMAQI
5th Nov 202519111 PMAQI
6th Nov 202522212 AMAQI
6th Nov 20252101 AMAQI
6th Nov 20251952 AMAQI
6th Nov 20251053 AMAQI
6th Nov 20251234 AMAQI
6th Nov 2025585 AMAQI
5°C2/10°C
6th Nov 2025576 AMAQI
6th Nov 2025537 AMAQI
6th Nov 2025458 AMAQI
6th Nov 2025449 AMAQI
6th Nov 20254510 AMAQI
6th Nov 20254511 AMAQI
6th Nov 20254112 PMAQI
6th Nov 2025401 PMAQI
6th Nov 2025402 PMAQI
6th Nov 2025513 PMAQI
6th Nov 2025544 PMAQI
6th Nov 2025635 PMAQI
6th Nov 2025766 PMAQI
6th Nov 2025727 PMAQI
6th Nov 2025638 PMAQI
6th Nov 2025569 PMAQI
6th Nov 20255610 PMAQI
6th Nov 20257711 PMAQI
7th Nov 20259012 AMAQI
7th Nov 2025731 AMAQI
7th Nov 2025752 AMAQI
7th Nov 2025743 AMAQI
7th Nov 2025784 AMAQI
7th Nov 2025805 AMAQI
4°C-1/10°C
7th Nov 2025856 AMAQI
7th Nov 2025857 AMAQI
7th Nov 2025858 AMAQI
7th Nov 2025809 AMAQI
7th Nov 20257210 AMAQI
7th Nov 20256911 AMAQI
7th Nov 20255812 PMAQI
7th Nov 2025571 PMAQI
7th Nov 2025512 PMAQI
7th Nov 2025273 PMAQI
7th Nov 2025394 PMAQI
7th Nov 2025615 PMAQI
7th Nov 2025566 PMAQI
7th Nov 2025387 PMAQI
7th Nov 2025458 PMAQI
7th Nov 2025619 PMAQI
7th Nov 20256110 PMAQI
7th Nov 20256911 PMAQI
8th Nov 20257012 AMAQI
8th Nov 2025641 AMAQI
8th Nov 2025602 AMAQI
8th Nov 2025413 AMAQI
8th Nov 2025454 AMAQI
8th Nov 2025525 AMAQI
-2°C-6/1°C
8th Nov 2025776 AMAQI
8th Nov 20251407 AMAQI
8th Nov 20251508 AMAQI
8th Nov 20251479 AMAQI
8th Nov 202514910 AMAQI
8th Nov 202515111 AMAQI
8th Nov 202515412 PMAQI
8th Nov 20251571 PMAQI
8th Nov 20251632 PMAQI
8th Nov 20251683 PMAQI
8th Nov 20252044 PMAQI
8th Nov 20251675 PMAQI
8th Nov 20252446 PMAQI
8th Nov 20252347 PMAQI
8th Nov 20252148 PMAQI
8th Nov 20251989 PMAQI
8th Nov 202519810 PMAQI
8th Nov 202519211 PMAQI
9th Nov 202517212 AMAQI
9th Nov 20251681 AMAQI
9th Nov 20251562 AMAQI
9th Nov 20251403 AMAQI
9th Nov 2025944 AMAQI
9th Nov 2025665 AMAQI
-1°C-3/3°C
9th Nov 2025646 AMAQI
9th Nov 2025587 AMAQI
9th Nov 2025388 AMAQI
9th Nov 2025199 AMAQI
9th Nov 20251710 AMAQI
9th Nov 20251811 AMAQI
9th Nov 20251812 PMAQI
9th Nov 2025221 PMAQI
9th Nov 2025402 PMAQI
9th Nov 2025503 PMAQI
9th Nov 2025484 PMAQI
9th Nov 2025555 PMAQI
9th Nov 2025546 PMAQI
9th Nov 2025547 PMAQI
9th Nov 2025658 PMAQI
9th Nov 2025709 PMAQI
9th Nov 20256710 PMAQI
9th Nov 20256511 PMAQI
10th Nov 20255512 AMAQI
10th Nov 2025551 AMAQI
10th Nov 2025512 AMAQI
10th Nov 2025553 AMAQI
10th Nov 2025524 AMAQI
10th Nov 2025515 AMAQI
-2°C-5/2°C
10th Nov 2025386 AMAQI
10th Nov 2025497 AMAQI
10th Nov 2025438 AMAQI
10th Nov 2025519 AMAQI
10th Nov 20255410 AMAQI
10th Nov 20255211 AMAQI
10th Nov 20253912 PMAQI
10th Nov 2025351 PMAQI
10th Nov 2025202 PMAQI
10th Nov 2025223 PMAQI
10th Nov 2025334 PMAQI
10th Nov 2025395 PMAQI
10th Nov 2025476 PMAQI
10th Nov 2025577 PMAQI
10th Nov 2025598 PMAQI
10th Nov 2025649 PMAQI
10th Nov 20255610 PMAQI
10th Nov 20256111 PMAQI
11th Nov 20256312 AMAQI
11th Nov 2025631 AMAQI
11th Nov 2025622 AMAQI
11th Nov 2025583 AMAQI
11th Nov 2025494 AMAQI
11th Nov 2025485 AMAQI
-5°C-9/0°C
11th Nov 2025446 AMAQI
11th Nov 2025527 AMAQI
11th Nov 2025558 AMAQI
11th Nov 2025529 AMAQI
11th Nov 20255510 AMAQI
11th Nov 20255411 AMAQI
11th Nov 20255312 PMAQI
11th Nov 2025381 PMAQI
11th Nov 2025402 PMAQI
11th Nov 2025363 PMAQI
11th Nov 2025424 PMAQI
11th Nov 2025595 PMAQI
11th Nov 2025656 PMAQI
11th Nov 2025627 PMAQI
11th Nov 2025728 PMAQI
11th Nov 2025589 PMAQI
11th Nov 20256010 PMAQI
11th Nov 20256911 PMAQI
12th Nov 20257512 AMAQI
12th Nov 2025701 AMAQI
12th Nov 2025602 AMAQI
12th Nov 2025623 AMAQI
12th Nov 2025554 AMAQI
12th Nov 2025635 AMAQI
-1°C-6/6°C
12th Nov 2025706 AMAQI
12th Nov 2025737 AMAQI
12th Nov 2025948 AMAQI
12th Nov 20251089 AMAQI
12th Nov 202510710 AMAQI
12th Nov 20259111 AMAQI
12th Nov 20257912 PMAQI
12th Nov 2025611 PMAQI
12th Nov 2025652 PMAQI
12th Nov 2025653 PMAQI
12th Nov 2025694 PMAQI
12th Nov 2025825 PMAQI
12th Nov 2025796 PMAQI
12th Nov 2025867 PMAQI
12th Nov 2025648 PMAQI
12th Nov 2025649 PMAQI
12th Nov 20253510 PMAQI
12th Nov 20253411 PMAQI
13th Nov 20253012 AMAQI
13th Nov 2025181 AMAQI
13th Nov 2025362 AMAQI
13th Nov 2025483 AMAQI
13th Nov 2025484 AMAQI
13th Nov 2025345 AMAQI
1°C-3/6°C
13th Nov 2025406 AMAQI
13th Nov 2025447 AMAQI
13th Nov 2025288 AMAQI
13th Nov 2025289 AMAQI
13th Nov 20252710 AMAQI
13th Nov 20252911 AMAQI
13th Nov 20252812 PMAQI
13th Nov 2025351 PMAQI
13th Nov 2025492 PMAQI
13th Nov 2025683 PMAQI
13th Nov 2025774 PMAQI
13th Nov 2025815 PMAQI
13th Nov 20251026 PMAQI
13th Nov 20251037 PMAQI
13th Nov 20251128 PMAQI
13th Nov 20251249 PMAQI
13th Nov 202513310 PMAQI
13th Nov 202518811 PMAQI
14th Nov 202518812 AMAQI
14th Nov 20251701 AMAQI
14th Nov 20251602 AMAQI
14th Nov 2025493 AMAQI
14th Nov 2025334 AMAQI
14th Nov 2025335 AMAQI
-2°C-6/2°C
14th Nov 2025526 AMAQI
14th Nov 2025527 AMAQI
14th Nov 2025548 AMAQI
14th Nov 2025399 AMAQI
14th Nov 20254310 AMAQI
14th Nov 20255011 AMAQI
14th Nov 20255412 PMAQI
14th Nov 2025431 PMAQI
14th Nov 2025332 PMAQI
14th Nov 2025403 PMAQI
14th Nov 2025584 PMAQI
14th Nov 2025645 PMAQI
14th Nov 2025636 PMAQI
14th Nov 2025717 PMAQI
14th Nov 2025888 PMAQI
14th Nov 20251159 PMAQI
14th Nov 202511710 PMAQI
14th Nov 202510511 PMAQI
15th Nov 20258212 AMAQI
15th Nov 2025811 AMAQI
15th Nov 2025712 AMAQI
15th Nov 2025803 AMAQI
15th Nov 2025764 AMAQI
15th Nov 2025915 AMAQI
-4°C-8/0°C
15th Nov 2025976 AMAQI
15th Nov 2025947 AMAQI
15th Nov 2025818 AMAQI
15th Nov 2025789 AMAQI
15th Nov 20257210 AMAQI
15th Nov 20257111 AMAQI
15th Nov 20258412 PMAQI
15th Nov 2025931 PMAQI
15th Nov 20251042 PMAQI
15th Nov 20251203 PMAQI
15th Nov 20251224 PMAQI
15th Nov 20251245 PMAQI
15th Nov 20251376 PMAQI
15th Nov 20251907 PMAQI
15th Nov 20251678 PMAQI
15th Nov 20251809 PMAQI
15th Nov 202520610 PMAQI
15th Nov 202519711 PMAQI
16th Nov 202518812 AMAQI
16th Nov 20251631 AMAQI
16th Nov 2025942 AMAQI
16th Nov 2025813 AMAQI
16th Nov 2025824 AMAQI
16th Nov 2025825 AMAQI
-3°C-7/4°C
16th Nov 2025826 AMAQI
16th Nov 2025827 AMAQI
16th Nov 2025948 AMAQI
16th Nov 2025939 AMAQI
16th Nov 20258210 AMAQI
16th Nov 20257511 AMAQI
16th Nov 20257012 PMAQI
16th Nov 2025911 PMAQI
16th Nov 20251142 PMAQI
16th Nov 20251043 PMAQI
16th Nov 2025944 PMAQI
16th Nov 2025925 PMAQI
16th Nov 2025726 PMAQI
16th Nov 2025687 PMAQI
16th Nov 2025648 PMAQI
16th Nov 2025629 PMAQI
16th Nov 20256410 PMAQI
16th Nov 20255611 PMAQI
17th Nov 20255012 AMAQI
17th Nov 2025481 AMAQI
17th Nov 2025522 AMAQI
17th Nov 2025383 AMAQI
17th Nov 2025304 AMAQI
17th Nov 2025315 AMAQI
-4°C-7/-2°C
17th Nov 2025356 AMAQI
17th Nov 2025467 AMAQI
17th Nov 2025398 AMAQI
17th Nov 2025379 AMAQI
17th Nov 20252210 AMAQI
17th Nov 20253211 AMAQI
17th Nov 20254312 PMAQI
17th Nov 2025411 PMAQI
17th Nov 2025282 PMAQI
17th Nov 2025283 PMAQI
17th Nov 2025254 PMAQI
17th Nov 2025395 PMAQI
17th Nov 2025566 PMAQI
17th Nov 2025587 PMAQI
17th Nov 2025738 PMAQI
17th Nov 2025769 PMAQI
17th Nov 20257610 PMAQI
17th Nov 20256311 PMAQI
18th Nov 20252812 AMAQI
18th Nov 2025281 AMAQI
18th Nov 2025402 AMAQI
18th Nov 2025483 AMAQI
18th Nov 2025534 AMAQI
18th Nov 2025445 AMAQI
-6°C-9/-3°C
18th Nov 2025416 AMAQI
18th Nov 2025447 AMAQI
18th Nov 2025458 AMAQI
18th Nov 2025339 AMAQI
18th Nov 20253710 AMAQI
18th Nov 20253511 AMAQI
18th Nov 20253312 PMAQI
18th Nov 2025281 PMAQI
18th Nov 2025222 PMAQI
18th Nov 2025273 PMAQI
18th Nov 2025424 PMAQI
18th Nov 2025575 PMAQI
18th Nov 2025606 PMAQI
18th Nov 2025587 PMAQI
18th Nov 2025568 PMAQI
18th Nov 2025609 PMAQI
18th Nov 20257010 PMAQI
18th Nov 20256211 PMAQI
19th Nov 20256812 AMAQI
19th Nov 2025641 AMAQI
19th Nov 2025552 AMAQI
19th Nov 2025583 AMAQI
19th Nov 2025634 AMAQI
19th Nov 2025575 AMAQI
-6°C-11/0°C
19th Nov 2025586 AMAQI
19th Nov 2025487 AMAQI
19th Nov 2025558 AMAQI
19th Nov 2025539 AMAQI
19th Nov 20254910 AMAQI
19th Nov 20253711 AMAQI
19th Nov 20253112 PMAQI
19th Nov 2025441 PMAQI
19th Nov 2025452 PMAQI
19th Nov 2025563 PMAQI
19th Nov 2025414 PMAQI
19th Nov 2025545 PMAQI
19th Nov 2025386 PMAQI
19th Nov 2025467 PMAQI
19th Nov 2025488 PMAQI
19th Nov 2025949 PMAQI
19th Nov 20258510 PMAQI
19th Nov 20259811 PMAQI
20th Nov 20259312 AMAQI
20th Nov 2025561 AMAQI
20th Nov 2025502 AMAQI
20th Nov 2025373 AMAQI
20th Nov 2025454 AMAQI
20th Nov 2025535 AMAQI
0°C-4/6°C
20th Nov 2025516 AMAQI
20th Nov 2025537 AMAQI
20th Nov 2025558 AMAQI
20th Nov 2025559 AMAQI
20th Nov 20255510 AMAQI
20th Nov 20253811 AMAQI
20th Nov 20252712 PMAQI
20th Nov 2025231 PMAQI
20th Nov 2025292 PMAQI
20th Nov 2025543 PMAQI
20th Nov 2025614 PMAQI
20th Nov 2025685 PMAQI
20th Nov 2025786 PMAQI
20th Nov 2025807 PMAQI
20th Nov 2025828 PMAQI
20th Nov 20251069 PMAQI
20th Nov 202510610 PMAQI
20th Nov 20258411 PMAQI
21st Nov 20256012 AMAQI
21st Nov 2025651 AMAQI
21st Nov 2025722 AMAQI
21st Nov 2025793 AMAQI
21st Nov 2025684 AMAQI
21st Nov 2025815 AMAQI
-3°C-6/1°C
21st Nov 2025786 AMAQI
21st Nov 2025857 AMAQI
21st Nov 2025708 AMAQI
21st Nov 2025549 AMAQI
21st Nov 20253710 AMAQI
21st Nov 20254011 AMAQI
21st Nov 20252412 PMAQI
21st Nov 2025221 PMAQI
21st Nov 2025302 PMAQI
21st Nov 2025323 PMAQI
21st Nov 2025374 PMAQI
21st Nov 2025545 PMAQI
21st Nov 2025576 PMAQI
21st Nov 2025677 PMAQI
21st Nov 2025688 PMAQI
21st Nov 2025799 PMAQI
21st Nov 20258210 PMAQI
21st Nov 20258811 PMAQI
22nd Nov 20258512 AMAQI
22nd Nov 2025821 AMAQI
22nd Nov 2025672 AMAQI
22nd Nov 2025563 AMAQI
22nd Nov 2025564 AMAQI
22nd Nov 2025435 AMAQI
--°C/°C
22nd Nov 2025276 AMAQI
6 AM22nd Nov 2025307 AMAQI
11 AM
4 PM
11 PM
5 AM
--°C/°C
Day time
Avg. Highest Time
4 PM
71AQI
1 hours / Day
30 hours / Month
Avg. Lowest Time
11 AM - 2 PM
60AQI
4 hours / Day
120 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 4 PM to 4 PM (Avg. 71), while the lowest AQI was between 11 AM to 2 PM (Avg. 60).
Night time
Avg. Highest Time
9 PM - 11 PM
98AQI
3 hours / Day
90 hours / Month
Avg. Lowest Time
5 AM
63AQI
1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 9 PM to 11 PM (Avg. 98), while the lowest AQI was between 5 AM to 5 AM (Avg. 63).
2025 Days Vs Air Quality
Anju Compound, Qiqihar, Heilongjiang, China
2025
31%
102
51%
166
13%
42
3%
10
2%
5
Total number of days with different AQI categories in last 325 days in 2025 (40 days remaining)
Good
102 DaysModerate
166 DaysPoor
42 DaysUnhealthy
10 DaysSevere
5 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 31%
Health Risk Level:
High
In 2025, 31% of 325 days were within WHO’s safe air quality limits. The risk of health issues is High, with respiratory problems, heart disease, skin issues, and stress being more common, particularly among children and the elderly.
Annual Air Quality Insights
Anju Compound, Qiqihar, Heilongjiang, China
AQI levels in 2025
AQI
PM2.5
PM10
CO
SO2
NO2
O3
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
-1th undefined 2025
-1th undefined 2025
-1th undefined 2025
1st January 2025
141AQI
141AQI
2nd January 2025
108AQI
108AQI
3rd January 2025
116AQI
116AQI
4th January 2025
159AQI
159AQI
5th January 2025
152AQI
152AQI
6th January 2025
128AQI
128AQI
7th January 2025
89AQI
89AQI
8th January 2025
102AQI
102AQI
9th January 2025
73AQI
73AQI
10th January 2025
87AQI
87AQI
11th January 2025
118AQI
118AQI
12th January 2025
176AQI
176AQI
13th January 2025
219AQI
219AQI
14th January 2025
122AQI
122AQI
15th January 2025
105AQI
105AQI
16th January 2025
98AQI
98AQI
17th January 2025
159AQI
159AQI
18th January 2025
179AQI
179AQI
19th January 2025
189AQI
189AQI
20th January 2025
181AQI
181AQI
21st January 2025
148AQI
148AQI
22nd January 2025
145AQI
145AQI
23rd January 2025
228AQI
228AQI
24th January 2025
251AQI
251AQI
25th January 2025
241AQI
241AQI
26th January 2025
221AQI
221AQI
27th January 2025
118AQI
118AQI
28th January 2025
125AQI
125AQI
29th January 2025
117AQI
117AQI
30th January 2025
104AQI
104AQI
31st January 2025
89AQI
89AQI
1st February 2025
128AQI
128AQI
2nd February 2025
146AQI
146AQI
3rd February 2025
102AQI
102AQI
4th February 2025
91AQI
91AQI
5th February 2025
95AQI
95AQI
6th February 2025
91AQI
91AQI
7th February 2025
52AQI
52AQI
8th February 2025
61AQI
61AQI
9th February 2025
61AQI
61AQI
10th February 2025
82AQI
82AQI
11th February 2025
133AQI
133AQI
12th February 2025
97AQI
97AQI
13th February 2025
95AQI
95AQI
14th February 2025
82AQI
82AQI
15th February 2025
94AQI
94AQI
16th February 2025
72AQI
72AQI
17th February 2025
64AQI
64AQI
18th February 2025
62AQI
62AQI
19th February 2025
65AQI
65AQI
20th February 2025
64AQI
64AQI
21st February 2025
68AQI
68AQI
22nd February 2025
63AQI
63AQI
23rd February 2025
62AQI
62AQI
24th February 2025
69AQI
69AQI
25th February 2025
61AQI
61AQI
26th February 2025
58AQI
58AQI
27th February 2025
66AQI
66AQI
28th February 2025
50AQI
50AQI
1st March 2025
56AQI
56AQI
2nd March 2025
58AQI
58AQI
3rd March 2025
66AQI
66AQI
4th March 2025
94AQI
94AQI
5th March 2025
132AQI
132AQI
6th March 2025
90AQI
90AQI
7th March 2025
133AQI
133AQI
8th March 2025
96AQI
96AQI
9th March 2025
153AQI
153AQI
10th March 2025
108AQI
108AQI
11th March 2025
117AQI
117AQI
12th March 2025
79AQI
79AQI
13th March 2025
68AQI
68AQI
14th March 2025
59AQI
59AQI
15th March 2025
61AQI
61AQI
16th March 2025
57AQI
57AQI
17th March 2025
69AQI
69AQI
18th March 2025
59AQI
59AQI
19th March 2025
78AQI
78AQI
20th March 2025
54AQI
54AQI
21st March 2025
57AQI
57AQI
22nd March 2025
68AQI
68AQI
23rd March 2025
155AQI
155AQI
24th March 2025
55AQI
55AQI
25th March 2025
94AQI
94AQI
26th March 2025
90AQI
90AQI
27th March 2025
79AQI
79AQI
28th March 2025
77AQI
77AQI
29th March 2025
53AQI
53AQI
30th March 2025
75AQI
75AQI
31st March 2025
75AQI
75AQI
1st April 2025
95AQI
95AQI
2nd April 2025
89AQI
89AQI
3rd April 2025
91AQI
91AQI
4th April 2025
134AQI
134AQI
5th April 2025
112AQI
112AQI
6th April 2025
111AQI
111AQI
7th April 2025
112AQI
112AQI
8th April 2025
91AQI
91AQI
9th April 2025
117AQI
117AQI
10th April 2025
153AQI
153AQI
11th April 2025
115AQI
115AQI
12th April 2025
78AQI
78AQI
13th April 2025
67AQI
67AQI
14th April 2025
58AQI
58AQI
15th April 2025
54AQI
54AQI
16th April 2025
55AQI
55AQI
17th April 2025
73AQI
73AQI
18th April 2025
46AQI
46AQI
19th April 2025
55AQI
55AQI
20th April 2025
72AQI
72AQI
21st April 2025
108AQI
108AQI
22nd April 2025
49AQI
49AQI
23rd April 2025
73AQI
73AQI
24th April 2025
43AQI
43AQI
25th April 2025
50AQI
50AQI
26th April 2025
53AQI
53AQI
27th April 2025
103AQI
103AQI
28th April 2025
52AQI
52AQI
29th April 2025
120AQI
120AQI
30th April 2025
49AQI
49AQI
1st May 2025
66AQI
66AQI
2nd May 2025
44AQI
44AQI
3rd May 2025
48AQI
48AQI
4th May 2025
39AQI
39AQI
5th May 2025
41AQI
41AQI
6th May 2025
48AQI
48AQI
7th May 2025
60AQI
60AQI
8th May 2025
71AQI
71AQI
9th May 2025
75AQI
75AQI
10th May 2025
60AQI
60AQI
11th May 2025
101AQI
101AQI
12th May 2025
115AQI
115AQI
13th May 2025
99AQI
99AQI
14th May 2025
87AQI
87AQI
15th May 2025
95AQI
95AQI
16th May 2025
121AQI
121AQI
17th May 2025
64AQI
64AQI
18th May 2025
76AQI
76AQI
19th May 2025
66AQI
66AQI
20th May 2025
69AQI
69AQI
21st May 2025
58AQI
58AQI
22nd May 2025
61AQI
61AQI
23rd May 2025
53AQI
53AQI
24th May 2025
55AQI
55AQI
25th May 2025
66AQI
66AQI
26th May 2025
71AQI
71AQI
27th May 2025
72AQI
72AQI
28th May 2025
88AQI
88AQI
29th May 2025
86AQI
86AQI
30th May 2025
95AQI
95AQI
31st May 2025
75AQI
75AQI
1st June 2025
61AQI
61AQI
2nd June 2025
61AQI
61AQI
3rd June 2025
49AQI
49AQI
4th June 2025
48AQI
48AQI
5th June 2025
39AQI
39AQI
6th June 2025
38AQI
38AQI
7th June 2025
34AQI
34AQI
8th June 2025
49AQI
49AQI
9th June 2025
33AQI
33AQI
10th June 2025
36AQI
36AQI
11th June 2025
38AQI
38AQI
12th June 2025
59AQI
59AQI
13th June 2025
50AQI
50AQI
14th June 2025
55AQI
55AQI
15th June 2025
61AQI
61AQI
16th June 2025
56AQI
56AQI
17th June 2025
50AQI
50AQI
18th June 2025
58AQI
58AQI
19th June 2025
49AQI
49AQI
20th June 2025
46AQI
46AQI
21st June 2025
40AQI
40AQI
22nd June 2025
36AQI
36AQI
23rd June 2025
50AQI
50AQI
24th June 2025
59AQI
59AQI
25th June 2025
61AQI
61AQI
26th June 2025
58AQI
58AQI
27th June 2025
66AQI
66AQI
28th June 2025
60AQI
60AQI
29th June 2025
61AQI
61AQI
30th June 2025
60AQI
60AQI
1st July 2025
52AQI
52AQI
2nd July 2025
49AQI
49AQI
3rd July 2025
49AQI
49AQI
4th July 2025
58AQI
58AQI
5th July 2025
48AQI
48AQI
6th July 2025
48AQI
48AQI
7th July 2025
45AQI
45AQI
8th July 2025
45AQI
45AQI
9th July 2025
52AQI
52AQI
10th July 2025
59AQI
59AQI
11th July 2025
60AQI
60AQI
12th July 2025
51AQI
51AQI
13th July 2025
46AQI
46AQI
14th July 2025
47AQI
47AQI
15th July 2025
46AQI
46AQI
16th July 2025
46AQI
46AQI
17th July 2025
45AQI
45AQI
18th July 2025
49AQI
49AQI
19th July 2025
46AQI
46AQI
20th July 2025
41AQI
41AQI
21st July 2025
42AQI
42AQI
22nd July 2025
43AQI
43AQI
23rd July 2025
54AQI
54AQI
24th July 2025
58AQI
58AQI
25th July 2025
46AQI
46AQI
26th July 2025
54AQI
54AQI
27th July 2025
44AQI
44AQI
28th July 2025
44AQI
44AQI
29th July 2025
42AQI
42AQI
30th July 2025
40AQI
40AQI
31st July 2025
43AQI
43AQI
1st August 2025
45AQI
45AQI
2nd August 2025
48AQI
48AQI
3rd August 2025
40AQI
40AQI
4th August 2025
42AQI
42AQI
5th August 2025
40AQI
40AQI
6th August 2025
37AQI
37AQI
7th August 2025
34AQI
34AQI
8th August 2025
35AQI
35AQI
9th August 2025
34AQI
34AQI
10th August 2025
31AQI
31AQI
11th August 2025
33AQI
33AQI
12th August 2025
47AQI
47AQI
13th August 2025
45AQI
45AQI
14th August 2025
42AQI
42AQI
15th August 2025
53AQI
53AQI
16th August 2025
43AQI
43AQI
17th August 2025
40AQI
40AQI
18th August 2025
39AQI
39AQI
19th August 2025
45AQI
45AQI
20th August 2025
43AQI
43AQI
21st August 2025
42AQI
42AQI
22nd August 2025
38AQI
38AQI
23rd August 2025
48AQI
48AQI
24th August 2025
41AQI
41AQI
25th August 2025
45AQI
45AQI
26th August 2025
41AQI
41AQI
27th August 2025
47AQI
47AQI
28th August 2025
45AQI
45AQI
29th August 2025
49AQI
49AQI
30th August 2025
55AQI
55AQI
31st August 2025
57AQI
57AQI
1st September 2025
58AQI
58AQI
2nd September 2025
56AQI
56AQI
3rd September 2025
62AQI
62AQI
4th September 2025
68AQI
68AQI
5th September 2025
68AQI
68AQI
6th September 2025
50AQI
50AQI
7th September 2025
49AQI
49AQI
8th September 2025
51AQI
51AQI
9th September 2025
53AQI
53AQI
10th September 2025
56AQI
56AQI
11th September 2025
57AQI
57AQI
12th September 2025
56AQI
56AQI
13th September 2025
63AQI
63AQI
14th September 2025
58AQI
58AQI
15th September 2025
48AQI
48AQI
16th September 2025
46AQI
46AQI
17th September 2025
42AQI
42AQI
18th September 2025
47AQI
47AQI
19th September 2025
48AQI
48AQI
20th September 2025
48AQI
48AQI
21st September 2025
50AQI
50AQI
22nd September 2025
49AQI
49AQI
23rd September 2025
54AQI
54AQI
24th September 2025
46AQI
46AQI
25th September 2025
43AQI
43AQI
26th September 2025
31AQI
31AQI
27th September 2025
41AQI
41AQI
28th September 2025
33AQI
33AQI
29th September 2025
38AQI
38AQI
30th September 2025
47AQI
47AQI
1st October 2025
45AQI
45AQI
2nd October 2025
53AQI
53AQI
3rd October 2025
74AQI
74AQI
4th October 2025
62AQI
62AQI
5th October 2025
57AQI
57AQI
6th October 2025
56AQI
56AQI
7th October 2025
50AQI
50AQI
8th October 2025
56AQI
56AQI
9th October 2025
74AQI
74AQI
10th October 2025
64AQI
64AQI
11th October 2025
68AQI
68AQI
12th October 2025
52AQI
52AQI
13th October 2025
52AQI
52AQI
14th October 2025
62AQI
62AQI
15th October 2025
65AQI
65AQI
16th October 2025
82AQI
82AQI
17th October 2025
67AQI
67AQI
18th October 2025
53AQI
53AQI
19th October 2025
60AQI
60AQI
20th October 2025
60AQI
60AQI
21st October 2025
66AQI
66AQI
22nd October 2025
55AQI
55AQI
23rd October 2025
67AQI
67AQI
24th October 2025
80AQI
80AQI
25th October 2025
81AQI
81AQI
26th October 2025
37AQI
37AQI
27th October 2025
49AQI
49AQI
28th October 2025
56AQI
56AQI
29th October 2025
115AQI
115AQI
30th October 2025
97AQI
97AQI
31st October 2025
99AQI
99AQI
1st November 2025
86AQI
86AQI
2nd November 2025
49AQI
49AQI
3rd November 2025
119AQI
119AQI
4th November 2025
106AQI
106AQI
5th November 2025
144AQI
144AQI
6th November 2025
105AQI
105AQI
7th November 2025
76AQI
76AQI
8th November 2025
131AQI
131AQI
9th November 2025
85AQI
85AQI
10th November 2025
50AQI
50AQI
11th November 2025
57AQI
57AQI
12th November 2025
71AQI
71AQI
13th November 2025
62AQI
62AQI
14th November 2025
94AQI
94AQI
15th November 2025
111AQI
111AQI
16th November 2025
104AQI
104AQI
17th November 2025
49AQI
49AQI
18th November 2025
43AQI
43AQI
19th November 2025
59AQI
59AQI
20th November 2025
69AQI
69AQI
21st November 2025
58AQI
58AQI
22nd November 2025
23rd November 2025
24th November 2025
25th November 2025
26th November 2025
27th November 2025
28th November 2025
29th November 2025
30th November 2025
1st December 2025
2nd December 2025
3rd December 2025
4th December 2025
5th December 2025
6th December 2025
7th December 2025
8th December 2025
9th December 2025
10th December 2025
11th December 2025
12th December 2025
13th December 2025
14th December 2025
15th December 2025
16th December 2025
17th December 2025
18th December 2025
19th December 2025
20th December 2025
21st December 2025
22nd December 2025
23rd December 2025
24th December 2025
25th December 2025
26th December 2025
27th December 2025
28th December 2025
29th December 2025
30th December 2025
31st December 2025
145AQI
80AQI
83AQI
83AQI
72AQI
51AQI
48AQI
43AQI
51AQI
65AQI
82AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202573AQI
5
14
7
5
1
23
4
25
4
2
5
15
9
1
5
23
3
16
14
22
9
28
3
17
13
4
26
1
4
10
7
102
166
42
10
5
Highest AQI recorded in
January145AQI
Lowest AQI recorded in
August43AQI
202474AQI
4
20
7
6
15
6
2
5
20
6
6
11
8
3
2
9
21
1
13
17
8
11
7
5
19
12
24
6
10
18
3
3
13
5
6
3
28
3
107
192
46
16
5
Highest AQI recorded in
November110AQI
Lowest AQI recorded in
September44AQI
202376AQI
1
14
8
8
16
9
3
4
19
5
2
1
3
16
8
2
1
10
18
2
1
14
16
13
14
2
2
16
15
12
18
8
21
2
2
20
6
1
1
23
5
2
84
210
47
21
2
Highest AQI recorded in
January112AQI
Lowest AQI recorded in
August52AQI
202270AQI
9
14
5
3
14
7
4
23
3
4
11
2
13
17
1
15
15
13
10
1
19
9
11
17
3
3
20
6
1
8
20
2
1
90
166
38
7
3
Highest AQI recorded in
January125AQI
Lowest AQI recorded in
September46AQI
202170AQI
3
15
10
3
4
18
5
1
4
17
9
1
8
16
5
1
13
15
3
11
17
2
10
21
16
12
1
1
20
10
9
22
7
17
3
3
1
20
9
1
106
200
47
11
Highest AQI recorded in
January99AQI
Lowest AQI recorded in
September44AQI
202072AQI
9
2
2
2
4
8
2
3
2
7
11
25
5
5
25
1
23
8
10
20
7
21
3
27
3
25
5
1
79
155
22
5
3
2
Highest AQI recorded in
April166AQI
Lowest AQI recorded in
June44AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2023(Avg.)
76AQILeast Polluted Year Recorded
2021(Avg.)
70AQIAnju Compound's annual 2025 AQI (73) shows an average percentage change of 0.1% (worsened AQI) compared to previous years: 2020 (72), 2021 (70), 2022 (70), 2023 (76), 2024 (74).
