Howling, Taihecun, Heilongjiang, China Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
Good
050
Moderate
100
Poor
150
Unhealthy
200
Severe
300
Hazardous
301+
August Air Quality Analysis
Howling, Taihecun, Heilongjiang, China
2022
2023
2024
2025
2026
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
1st Aug 2023
88AQILowest AQI recorded on
5th Aug 2023
19AQISame Day Analysis (7th August):
On this day, AQI across the 5 years varied significantly: 2026 ranks 3rd highest AQI at 35 of Good air quality, showing improvement over 2025 and 2024 on the same day.
Day & Night AQI Trend: 6th Aug - 7th Aug 2026
Howling, Taihecun, Heilongjiang, China
AQI
Day
Night
.
3 AM6th Aug 2026
6 PM
2 AM7th Aug 2026
Day time
Avg. Highest Time
6AM6th Aug
42AQI
Avg. Lowest Time
6PM6th Aug
21AQI
Night time
Avg. Highest Time
1AM7th Aug
36AQI
Avg. Lowest Time
7PM6th Aug
23AQI
In the last 24 hours,
Howling's AQI reached its highest point of 42 at 6 AM during the Day, while the lowest point, 21, was recorded at 6 PM during the Day between 6th Aug and 7th Aug 2026.
Day & Night AQI Trend : Jul - Aug 2026
Howling, Taihecun, 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
Day
Night
9th Jul 2026173 AMAQI
9th Jul 2026234 AMAQI
9th Jul 2026175 AMAQI
9th Jul 2026106 AMAQI
9th Jul 2026137 AMAQI
9th Jul 2026148 AMAQI
9th Jul 2026159 AMAQI
9th Jul 20262410 AMAQI
9th Jul 20262211 AMAQI
9th Jul 20262212 PMAQI
9th Jul 2026241 PMAQI
9th Jul 2026622 PMAQI
9th Jul 2026513 PMAQI
9th Jul 2026334 PMAQI
9th Jul 2026495 PMAQI
9th Jul 2026606 PMAQI
9th Jul 2026547 PMAQI
9th Jul 2026608 PMAQI
9th Jul 2026549 PMAQI
9th Jul 20264010 PMAQI
9th Jul 20263311 PMAQI
10th Jul 20263612 AMAQI
10th Jul 2026401 AMAQI
10th Jul 2026292 AMAQI
23°C19/29°C
10th Jul 2026193 AMAQI
10th Jul 2026214 AMAQI
10th Jul 2026195 AMAQI
10th Jul 2026276 AMAQI
10th Jul 2026317 AMAQI
10th Jul 2026428 AMAQI
10th Jul 2026429 AMAQI
10th Jul 20264010 AMAQI
10th Jul 20264011 AMAQI
10th Jul 20265512 PMAQI
10th Jul 2026571 PMAQI
10th Jul 2026602 PMAQI
10th Jul 2026513 PMAQI
10th Jul 2026564 PMAQI
10th Jul 2026575 PMAQI
10th Jul 2026446 PMAQI
10th Jul 2026517 PMAQI
10th Jul 2026518 PMAQI
10th Jul 2026389 PMAQI
10th Jul 20265510 PMAQI
10th Jul 20265611 PMAQI
11th Jul 20264412 AMAQI
11th Jul 2026461 AMAQI
11th Jul 2026442 AMAQI
22°C19/28°C
11th Jul 2026513 AMAQI
11th Jul 2026294 AMAQI
11th Jul 2026325 AMAQI
11th Jul 2026306 AMAQI
11th Jul 2026307 AMAQI
11th Jul 2026328 AMAQI
11th Jul 2026349 AMAQI
11th Jul 20262810 AMAQI
11th Jul 20262811 AMAQI
11th Jul 20262612 PMAQI
11th Jul 2026261 PMAQI
11th Jul 2026262 PMAQI
11th Jul 2026273 PMAQI
11th Jul 2026304 PMAQI
11th Jul 2026285 PMAQI
11th Jul 2026286 PMAQI
11th Jul 2026247 PMAQI
11th Jul 2026298 PMAQI
11th Jul 2026309 PMAQI
11th Jul 20263210 PMAQI
11th Jul 20263411 PMAQI
12th Jul 20262912 AMAQI
12th Jul 2026281 AMAQI
12th Jul 2026282 AMAQI
23°C18/28°C
12th Jul 2026263 AMAQI
12th Jul 2026284 AMAQI
12th Jul 2026285 AMAQI
12th Jul 2026286 AMAQI
12th Jul 2026287 AMAQI
12th Jul 2026288 AMAQI
12th Jul 2026309 AMAQI
12th Jul 20262610 AMAQI
12th Jul 20262711 AMAQI
12th Jul 20262412 PMAQI
12th Jul 2026261 PMAQI
12th Jul 2026242 PMAQI
12th Jul 2026233 PMAQI
12th Jul 2026264 PMAQI
12th Jul 2026245 PMAQI
12th Jul 2026276 PMAQI
12th Jul 2026257 PMAQI
12th Jul 2026288 PMAQI
12th Jul 2026269 PMAQI
12th Jul 20262410 PMAQI
12th Jul 20262811 PMAQI
13th Jul 20262812 AMAQI
13th Jul 2026261 AMAQI
13th Jul 2026162 AMAQI
22°C18/26°C
13th Jul 2026183 AMAQI
13th Jul 2026304 AMAQI
13th Jul 2026325 AMAQI
13th Jul 2026266 AMAQI
13th Jul 2026287 AMAQI
13th Jul 2026298 AMAQI
13th Jul 2026309 AMAQI
13th Jul 20262610 AMAQI
13th Jul 20263011 AMAQI
13th Jul 20262812 PMAQI
13th Jul 2026301 PMAQI
13th Jul 2026682 PMAQI
13th Jul 2026673 PMAQI
13th Jul 2026714 PMAQI
13th Jul 2026645 PMAQI
13th Jul 2026586 PMAQI
13th Jul 2026667 PMAQI
13th Jul 2026678 PMAQI
13th Jul 2026579 PMAQI
13th Jul 20265610 PMAQI
13th Jul 20265011 PMAQI
14th Jul 20265512 AMAQI
14th Jul 2026551 AMAQI
14th Jul 2026542 AMAQI
26°C21/32°C
14th Jul 2026523 AMAQI
14th Jul 2026524 AMAQI
14th Jul 2026495 AMAQI
14th Jul 2026406 AMAQI
14th Jul 2026387 AMAQI
14th Jul 2026318 AMAQI
14th Jul 2026299 AMAQI
14th Jul 20263410 AMAQI
14th Jul 20262911 AMAQI
14th Jul 20262912 PMAQI
14th Jul 2026291 PMAQI
14th Jul 2026252 PMAQI
14th Jul 2026293 PMAQI
14th Jul 2026384 PMAQI
14th Jul 2026425 PMAQI
14th Jul 2026566 PMAQI
14th Jul 2026527 PMAQI
14th Jul 2026508 PMAQI
14th Jul 2026509 PMAQI
14th Jul 20263810 PMAQI
14th Jul 20263111 PMAQI
15th Jul 20263112 AMAQI
15th Jul 2026421 AMAQI
15th Jul 2026422 AMAQI
24°C19/29°C
15th Jul 2026293 AMAQI
15th Jul 2026314 AMAQI
15th Jul 2026385 AMAQI
15th Jul 2026406 AMAQI
15th Jul 2026447 AMAQI
15th Jul 2026478 AMAQI
15th Jul 2026529 AMAQI
15th Jul 20264610 AMAQI
15th Jul 20263611 AMAQI
15th Jul 20264012 PMAQI
15th Jul 2026401 PMAQI
15th Jul 2026382 PMAQI
15th Jul 2026423 PMAQI
15th Jul 2026334 PMAQI
15th Jul 2026225 PMAQI
15th Jul 2026296 PMAQI
15th Jul 2026427 PMAQI
15th Jul 2026658 PMAQI
15th Jul 2026339 PMAQI
15th Jul 20262610 PMAQI
15th Jul 20262511 PMAQI
16th Jul 20262912 AMAQI
16th Jul 2026171 AMAQI
16th Jul 2026142 AMAQI
24°C19/29°C
16th Jul 2026213 AMAQI
16th Jul 2026264 AMAQI
16th Jul 2026265 AMAQI
16th Jul 2026226 AMAQI
16th Jul 2026337 AMAQI
16th Jul 2026408 AMAQI
16th Jul 2026219 AMAQI
16th Jul 20262110 AMAQI
16th Jul 20261711 AMAQI
16th Jul 20261812 PMAQI
16th Jul 2026161 PMAQI
16th Jul 2026212 PMAQI
16th Jul 2026163 PMAQI
16th Jul 2026174 PMAQI
16th Jul 2026175 PMAQI
16th Jul 2026256 PMAQI
16th Jul 2026307 PMAQI
16th Jul 2026448 PMAQI
16th Jul 2026329 PMAQI
16th Jul 20262210 PMAQI
16th Jul 20262011 PMAQI
17th Jul 20262012 AMAQI
17th Jul 2026231 AMAQI
17th Jul 2026192 AMAQI
21°C16/24°C
17th Jul 2026163 AMAQI
17th Jul 2026164 AMAQI
17th Jul 2026215 AMAQI
17th Jul 2026236 AMAQI
17th Jul 2026207 AMAQI
17th Jul 2026278 AMAQI
17th Jul 2026279 AMAQI
17th Jul 20262410 AMAQI
17th Jul 20263011 AMAQI
17th Jul 20263812 PMAQI
17th Jul 2026421 PMAQI
17th Jul 2026472 PMAQI
17th Jul 2026403 PMAQI
17th Jul 2026424 PMAQI
17th Jul 2026525 PMAQI
17th Jul 2026496 PMAQI
17th Jul 2026427 PMAQI
17th Jul 2026408 PMAQI
17th Jul 2026509 PMAQI
17th Jul 20265410 PMAQI
17th Jul 20266611 PMAQI
18th Jul 20266612 AMAQI
18th Jul 2026481 AMAQI
18th Jul 2026462 AMAQI
22°C16/29°C
18th Jul 2026463 AMAQI
18th Jul 2026474 AMAQI
18th Jul 2026555 AMAQI
18th Jul 2026536 AMAQI
18th Jul 2026587 AMAQI
18th Jul 2026628 AMAQI
18th Jul 2026499 AMAQI
18th Jul 20265310 AMAQI
18th Jul 20264411 AMAQI
18th Jul 20263012 PMAQI
18th Jul 2026301 PMAQI
18th Jul 2026362 PMAQI
18th Jul 2026403 PMAQI
18th Jul 2026254 PMAQI
18th Jul 2026275 PMAQI
18th Jul 2026296 PMAQI
18th Jul 2026337 PMAQI
18th Jul 2026218 PMAQI
18th Jul 2026259 PMAQI
18th Jul 20263110 PMAQI
18th Jul 20264611 PMAQI
19th Jul 20265712 AMAQI
19th Jul 2026671 AMAQI
19th Jul 2026532 AMAQI
23°C16/30°C
19th Jul 2026503 AMAQI
19th Jul 2026544 AMAQI
19th Jul 2026365 AMAQI
19th Jul 2026536 AMAQI
19th Jul 2026657 AMAQI
19th Jul 2026608 AMAQI
19th Jul 2026579 AMAQI
19th Jul 20265710 AMAQI
19th Jul 20265511 AMAQI
19th Jul 20265212 PMAQI
19th Jul 2026601 PMAQI
19th Jul 2026572 PMAQI
19th Jul 2026543 PMAQI
19th Jul 2026574 PMAQI
19th Jul 2026545 PMAQI
19th Jul 2026586 PMAQI
19th Jul 2026527 PMAQI
19th Jul 2026538 PMAQI
19th Jul 2026599 PMAQI
19th Jul 20266510 PMAQI
19th Jul 20267311 PMAQI
20th Jul 20266712 AMAQI
20th Jul 2026831 AMAQI
20th Jul 2026662 AMAQI
24°C18/31°C
20th Jul 2026633 AMAQI
20th Jul 2026574 AMAQI
20th Jul 2026695 AMAQI
20th Jul 2026556 AMAQI
20th Jul 2026577 AMAQI
20th Jul 2026568 AMAQI
20th Jul 2026529 AMAQI
20th Jul 20265810 AMAQI
20th Jul 20265811 AMAQI
20th Jul 20265512 PMAQI
20th Jul 2026421 PMAQI
20th Jul 2026422 PMAQI
20th Jul 2026383 PMAQI
20th Jul 2026424 PMAQI
20th Jul 2026555 PMAQI
20th Jul 2026576 PMAQI
20th Jul 2026577 PMAQI
20th Jul 2026558 PMAQI
20th Jul 2026529 PMAQI
20th Jul 20265110 PMAQI
20th Jul 20265611 PMAQI
21st Jul 20266012 AMAQI
21st Jul 2026641 AMAQI
21st Jul 2026622 AMAQI
23°C19/27°C
21st Jul 2026843 AMAQI
21st Jul 2026764 AMAQI
21st Jul 2026605 AMAQI
21st Jul 2026586 AMAQI
21st Jul 2026567 AMAQI
21st Jul 2026538 AMAQI
21st Jul 2026559 AMAQI
21st Jul 20265410 AMAQI
21st Jul 20264612 PMAQI
21st Jul 2026381 PMAQI
21st Jul 2026442 PMAQI
21st Jul 2026443 PMAQI
21st Jul 2026324 PMAQI
21st Jul 2026275 PMAQI
21st Jul 2026786 PMAQI
21st Jul 2026257 PMAQI
21st Jul 2026318 PMAQI
21st Jul 2026319 PMAQI
21st Jul 20263810 PMAQI
21st Jul 20264611 PMAQI
22nd Jul 20265512 AMAQI
22nd Jul 2026541 AMAQI
22nd Jul 2026602 AMAQI
25°C19/31°C
22nd Jul 2026643 AMAQI
22nd Jul 2026694 AMAQI
22nd Jul 2026535 AMAQI
22nd Jul 2026486 AMAQI
22nd Jul 2026337 AMAQI
22nd Jul 2026488 AMAQI
22nd Jul 2026489 AMAQI
22nd Jul 20265010 AMAQI
22nd Jul 20265711 AMAQI
22nd Jul 20265012 PMAQI
22nd Jul 2026441 PMAQI
22nd Jul 2026422 PMAQI
22nd Jul 2026493 PMAQI
22nd Jul 2026534 PMAQI
22nd Jul 2026335 PMAQI
22nd Jul 2026216 PMAQI
22nd Jul 2026387 PMAQI
22nd Jul 2026258 PMAQI
22nd Jul 2026369 PMAQI
22nd Jul 20265010 PMAQI
22nd Jul 20265711 PMAQI
23rd Jul 20265412 AMAQI
23rd Jul 2026571 AMAQI
23rd Jul 2026562 AMAQI
24°C19/31°C
23rd Jul 2026563 AMAQI
23rd Jul 2026504 AMAQI
23rd Jul 2026545 AMAQI
23rd Jul 2026536 AMAQI
23rd Jul 2026587 AMAQI
23rd Jul 2026598 AMAQI
23rd Jul 2026599 AMAQI
23rd Jul 20265310 AMAQI
23rd Jul 20265311 AMAQI
23rd Jul 20265512 PMAQI
23rd Jul 2026591 PMAQI
23rd Jul 2026562 PMAQI
23rd Jul 2026563 PMAQI
23rd Jul 2026464 PMAQI
23rd Jul 2026385 PMAQI
23rd Jul 2026316 PMAQI
23rd Jul 2026277 PMAQI
23rd Jul 2026408 PMAQI
23rd Jul 2026409 PMAQI
23rd Jul 20264410 PMAQI
23rd Jul 20264611 PMAQI
24th Jul 20265412 AMAQI
24th Jul 2026421 AMAQI
24th Jul 2026532 AMAQI
24°C20/30°C
24th Jul 2026523 AMAQI
24th Jul 2026534 AMAQI
24th Jul 2026585 AMAQI
24th Jul 2026486 AMAQI
24th Jul 2026317 AMAQI
24th Jul 2026278 AMAQI
24th Jul 2026409 AMAQI
24th Jul 20263610 AMAQI
24th Jul 20263111 AMAQI
24th Jul 20262512 PMAQI
24th Jul 2026291 PMAQI
24th Jul 2026462 PMAQI
24th Jul 2026533 PMAQI
24th Jul 2026524 PMAQI
24th Jul 2026275 PMAQI
24th Jul 2026236 PMAQI
24th Jul 2026277 PMAQI
24th Jul 2026368 PMAQI
24th Jul 2026469 PMAQI
24th Jul 20264210 PMAQI
24th Jul 20263611 PMAQI
25th Jul 20263612 AMAQI
25th Jul 2026331 AMAQI
25th Jul 2026332 AMAQI
24°C20/30°C
25th Jul 2026233 AMAQI
25th Jul 2026294 AMAQI
25th Jul 2026315 AMAQI
25th Jul 2026216 AMAQI
25th Jul 2026217 AMAQI
25th Jul 2026218 AMAQI
25th Jul 2026299 AMAQI
25th Jul 20263610 AMAQI
25th Jul 20263811 AMAQI
25th Jul 20263812 PMAQI
25th Jul 2026251 PMAQI
25th Jul 2026312 PMAQI
25th Jul 2026273 PMAQI
25th Jul 2026314 PMAQI
25th Jul 2026215 PMAQI
25th Jul 2026296 PMAQI
25th Jul 2026217 PMAQI
25th Jul 2026238 PMAQI
25th Jul 2026389 PMAQI
25th Jul 20262510 PMAQI
25th Jul 20262511 PMAQI
26th Jul 20264612 AMAQI
26th Jul 2026251 AMAQI
26th Jul 2026252 AMAQI
21°C20/24°C
26th Jul 2026293 AMAQI
26th Jul 2026274 AMAQI
26th Jul 2026235 AMAQI
26th Jul 2026236 AMAQI
26th Jul 2026277 AMAQI
26th Jul 2026298 AMAQI
26th Jul 2026219 AMAQI
26th Jul 20263310 AMAQI
26th Jul 20264411 AMAQI
26th Jul 20263612 PMAQI
26th Jul 2026441 PMAQI
26th Jul 2026442 PMAQI
26th Jul 2026463 PMAQI
26th Jul 2026364 PMAQI
26th Jul 2026315 PMAQI
26th Jul 2026366 PMAQI
26th Jul 2026447 PMAQI
26th Jul 2026298 PMAQI
26th Jul 2026509 PMAQI
26th Jul 20264010 PMAQI
26th Jul 20264011 PMAQI
27th Jul 20263612 AMAQI
27th Jul 2026271 AMAQI
27th Jul 2026362 AMAQI
21°C18/25°C
27th Jul 2026443 AMAQI
27th Jul 2026274 AMAQI
27th Jul 2026365 AMAQI
27th Jul 2026276 AMAQI
27th Jul 2026337 AMAQI
27th Jul 2026258 AMAQI
27th Jul 2026349 AMAQI
27th Jul 20263410 AMAQI
27th Jul 20262911 AMAQI
27th Jul 20262112 PMAQI
27th Jul 2026361 PMAQI
27th Jul 2026212 PMAQI
27th Jul 2026383 PMAQI
27th Jul 2026214 PMAQI
27th Jul 2026195 PMAQI
27th Jul 2026216 PMAQI
27th Jul 2026327 PMAQI
27th Jul 2026368 PMAQI
27th Jul 2026409 PMAQI
27th Jul 20263810 PMAQI
27th Jul 20264211 PMAQI
28th Jul 20264412 AMAQI
28th Jul 2026401 AMAQI
28th Jul 2026542 AMAQI
18°C17/20°C
28th Jul 2026523 AMAQI
28th Jul 2026464 AMAQI
28th Jul 2026525 AMAQI
28th Jul 2026486 AMAQI
28th Jul 2026447 AMAQI
28th Jul 2026428 AMAQI
28th Jul 2026389 AMAQI
28th Jul 20263810 AMAQI
28th Jul 20265011 AMAQI
28th Jul 20262112 PMAQI
28th Jul 2026291 PMAQI
28th Jul 2026252 PMAQI
28th Jul 2026273 PMAQI
28th Jul 2026274 PMAQI
28th Jul 2026255 PMAQI
28th Jul 2026276 PMAQI
28th Jul 2026337 PMAQI
28th Jul 2026328 PMAQI
28th Jul 2026569 PMAQI
28th Jul 20265410 PMAQI
28th Jul 20265511 PMAQI
29th Jul 20264212 AMAQI
29th Jul 2026581 AMAQI
29th Jul 2026562 AMAQI
21°C18/27°C
29th Jul 2026553 AMAQI
29th Jul 2026424 AMAQI
29th Jul 2026485 AMAQI
29th Jul 2026236 AMAQI
29th Jul 2026447 AMAQI
29th Jul 2026388 AMAQI
29th Jul 2026349 AMAQI
29th Jul 20262910 AMAQI
29th Jul 20263111 AMAQI
29th Jul 20263312 PMAQI
29th Jul 2026441 PMAQI
29th Jul 2026362 PMAQI
29th Jul 2026233 PMAQI
29th Jul 2026364 PMAQI
29th Jul 2026485 PMAQI
29th Jul 2026256 PMAQI
29th Jul 2026237 PMAQI
29th Jul 2026278 PMAQI
29th Jul 2026319 PMAQI
29th Jul 20263210 PMAQI
29th Jul 20263011 PMAQI
30th Jul 20263612 AMAQI
30th Jul 2026381 AMAQI
30th Jul 2026422 AMAQI
24°C21/29°C
30th Jul 2026423 AMAQI
30th Jul 2026334 AMAQI
30th Jul 2026335 AMAQI
30th Jul 2026336 AMAQI
30th Jul 2026217 AMAQI
30th Jul 2026238 AMAQI
30th Jul 2026239 AMAQI
30th Jul 20263110 AMAQI
30th Jul 20264211 AMAQI
30th Jul 20263812 PMAQI
30th Jul 2026271 PMAQI
30th Jul 2026422 PMAQI
30th Jul 2026253 PMAQI
30th Jul 2026274 PMAQI
30th Jul 2026345 PMAQI
30th Jul 2026326 PMAQI
30th Jul 2026217 PMAQI
30th Jul 2026218 PMAQI
30th Jul 2026299 PMAQI
30th Jul 20263110 PMAQI
30th Jul 20262711 PMAQI
31st Jul 20265012 AMAQI
31st Jul 2026481 AMAQI
31st Jul 2026532 AMAQI
24°C20/28°C
31st Jul 2026313 AMAQI
31st Jul 2026294 AMAQI
31st Jul 2026335 AMAQI
31st Jul 2026296 AMAQI
31st Jul 2026217 AMAQI
31st Jul 2026298 AMAQI
31st Jul 2026299 AMAQI
31st Jul 20263110 AMAQI
31st Jul 20263611 AMAQI
31st Jul 20262512 PMAQI
31st Jul 2026251 PMAQI
31st Jul 2026212 PMAQI
31st Jul 2026213 PMAQI
31st Jul 2026214 PMAQI
31st Jul 2026255 PMAQI
31st Jul 2026466 PMAQI
31st Jul 2026347 PMAQI
31st Jul 2026298 PMAQI
31st Jul 2026279 PMAQI
31st Jul 20262510 PMAQI
31st Jul 20264011 PMAQI
1st Aug 20262712 AMAQI
1st Aug 2026361 AMAQI
1st Aug 2026362 AMAQI
21°C21/22°C
1st Aug 2026403 AMAQI
1st Aug 2026364 AMAQI
1st Aug 2026325 AMAQI
1st Aug 2026406 AMAQI
1st Aug 2026277 AMAQI
1st Aug 2026328 AMAQI
1st Aug 2026319 AMAQI
1st Aug 20264010 AMAQI
1st Aug 20264011 AMAQI
1st Aug 20262312 PMAQI
1st Aug 2026381 PMAQI
1st Aug 2026252 PMAQI
1st Aug 2026303 PMAQI
1st Aug 2026324 PMAQI
1st Aug 2026305 PMAQI
1st Aug 2026236 PMAQI
1st Aug 2026237 PMAQI
1st Aug 2026388 PMAQI
1st Aug 2026379 PMAQI
1st Aug 20263810 PMAQI
1st Aug 20262411 PMAQI
2nd Aug 20262612 AMAQI
2nd Aug 2026421 AMAQI
2nd Aug 2026422 AMAQI
19°C18/20°C
2nd Aug 2026293 AMAQI
2nd Aug 2026404 AMAQI
2nd Aug 2026445 AMAQI
2nd Aug 2026406 AMAQI
2nd Aug 2026297 AMAQI
2nd Aug 2026298 AMAQI
2nd Aug 2026329 AMAQI
2nd Aug 20264610 AMAQI
2nd Aug 20263411 AMAQI
2nd Aug 20262312 PMAQI
2nd Aug 2026211 PMAQI
2nd Aug 2026272 PMAQI
2nd Aug 2026293 PMAQI
2nd Aug 2026274 PMAQI
2nd Aug 2026325 PMAQI
2nd Aug 2026306 PMAQI
2nd Aug 2026237 PMAQI
2nd Aug 2026258 PMAQI
2nd Aug 2026279 PMAQI
2nd Aug 20262910 PMAQI
2nd Aug 20262711 PMAQI
3rd Aug 20263412 AMAQI
3rd Aug 2026361 AMAQI
3rd Aug 2026272 AMAQI
19°C17/20°C
3rd Aug 2026253 AMAQI
3rd Aug 2026274 AMAQI
3rd Aug 2026345 AMAQI
3rd Aug 2026236 AMAQI
3rd Aug 2026237 AMAQI
3rd Aug 2026298 AMAQI
3rd Aug 2026299 AMAQI
3rd Aug 20262910 AMAQI
3rd Aug 20262711 AMAQI
3rd Aug 20263112 PMAQI
3rd Aug 2026331 PMAQI
3rd Aug 2026232 PMAQI
3rd Aug 2026363 PMAQI
3rd Aug 2026344 PMAQI
3rd Aug 2026385 PMAQI
3rd Aug 2026386 PMAQI
3rd Aug 2026237 PMAQI
3rd Aug 2026278 PMAQI
3rd Aug 2026299 PMAQI
3rd Aug 20263810 PMAQI
3rd Aug 20263411 PMAQI
4th Aug 20263812 AMAQI
4th Aug 2026271 AMAQI
4th Aug 2026232 AMAQI
24°C19/29°C
4th Aug 2026233 AMAQI
4th Aug 2026274 AMAQI
4th Aug 2026235 AMAQI
4th Aug 2026276 AMAQI
4th Aug 2026347 AMAQI
4th Aug 2026368 AMAQI
4th Aug 2026489 AMAQI
4th Aug 20263110 AMAQI
4th Aug 20262911 AMAQI
4th Aug 20263312 PMAQI
4th Aug 2026381 PMAQI
4th Aug 2026312 PMAQI
4th Aug 2026543 PMAQI
4th Aug 2026294 PMAQI
4th Aug 2026335 PMAQI
4th Aug 2026426 PMAQI
4th Aug 2026567 PMAQI
4th Aug 2026588 PMAQI
4th Aug 2026689 PMAQI
4th Aug 20266710 PMAQI
4th Aug 20266611 PMAQI
5th Aug 20267112 AMAQI
5th Aug 2026661 AMAQI
5th Aug 2026532 AMAQI
27°C22/34°C
5th Aug 2026423 AMAQI
5th Aug 2026334 AMAQI
5th Aug 2026295 AMAQI
5th Aug 2026256 AMAQI
5th Aug 2026237 AMAQI
5th Aug 2026298 AMAQI
5th Aug 2026239 AMAQI
5th Aug 20262710 AMAQI
5th Aug 20262511 AMAQI
5th Aug 20262112 PMAQI
5th Aug 2026291 PMAQI
5th Aug 2026292 PMAQI
5th Aug 2026233 PMAQI
5th Aug 2026254 PMAQI
5th Aug 2026215 PMAQI
5th Aug 2026236 PMAQI
5th Aug 2026257 PMAQI
5th Aug 2026388 PMAQI
5th Aug 2026489 PMAQI
5th Aug 20265110 PMAQI
5th Aug 20264411 PMAQI
6th Aug 20262712 AMAQI
6th Aug 2026241 AMAQI
6th Aug 2026222 AMAQI
26°C23/32°C
6th Aug 2026253 AMAQI
6th Aug 2026254 AMAQI
6th Aug 2026295 AMAQI
6th Aug 2026426 AMAQI
6th Aug 2026297 AMAQI
6th Aug 2026258 AMAQI
6th Aug 2026219 AMAQI
6th Aug 20262110 AMAQI
6th Aug 20262911 AMAQI
6th Aug 20262512 PMAQI
6th Aug 2026251 PMAQI
6th Aug 2026312 PMAQI
6th Aug 2026213 PMAQI
6th Aug 2026234 PMAQI
6th Aug 2026275 PMAQI
6th Aug 2026216 PMAQI
6th Aug 2026237 PMAQI
6th Aug 2026298 PMAQI
6th Aug 2026339 PMAQI
6th Aug 20262510 PMAQI
6th Aug 20263111 PMAQI
7th Aug 20263112 AMAQI
7th Aug 2026361 AMAQI
7th Aug 2026312 AMAQI
25°C21/29°C
7th Aug 2026273 AMAQI
3 AM7th Aug 2026294 AMAQI
7th Aug 2026235 AMAQI
7th Aug 2026346 AMAQI
7th Aug 2026327 AMAQI
7th Aug 2026308 AMAQI
7th Aug 2026449 AMAQI
7th Aug 20265010 AMAQI
10 AM7th Aug 20262911 AMAQI
7th Aug 20264412 PMAQI
7th Aug 2026521 PMAQI
7th Aug 2026422 PMAQI
7th Aug 2026293 PMAQI
7th Aug 2026254 PMAQI
7th Aug 2026275 PMAQI
7th Aug 2026306 PMAQI
6 PM7th Aug 2026317 PMAQI
7th Aug 2026388 PMAQI
7th Aug 2026389 PMAQI
7th Aug 20264810 PMAQI
10 PM7th Aug 20264211 PMAQI
2 AM
18°C12/21°C
Day time
Avg. Highest Time
3 AM - 5 AM
37AQI
3 hours / Day
90 hours / Month
Avg. Lowest Time
6 AM - 7 AM
35AQI
2 hours / Day
60 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 3 AM to 5 AM (Avg. 37), while the lowest AQI was between 6 AM to 7 AM (Avg. 35).
Night time
Avg. Highest Time
12 AM - 2 AM
41AQI
3 hours / Day
90 hours / Month
Avg. Lowest Time
7 PM
35AQI
1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 2 AM (Avg. 41), while the lowest AQI was between 7 PM to 7 PM (Avg. 35).
2026 Days Vs Air Quality
Howling, Taihecun, Heilongjiang, China
2026
48%
106
42%
91
9%
20
0.9%
2
Total number of days with different AQI categories in last 219 days in 2026 (146 days remaining)
Good
106 DaysModerate
91 DaysPoor
20 DaysUnhealthy
2 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 48%
Health Risk Level:
Significant
In 2026, 48% of 219 days were within WHO’s safe air quality limits, and 52% exceeded them. The risk of health issues is Significant, especially for those with existing respiratory or heart conditions.
Annual Air Quality Insights
Howling, Taihecun, Heilongjiang, China
AQI levels in 2026
AQI (US)
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 2026
-1th undefined 2026
-1th undefined 2026
-1th undefined 2026
1st January 2026
50AQI (US)
50AQI (US)
2nd January 2026
79AQI (US)
79AQI (US)
3rd January 2026
112AQI (US)
112AQI (US)
4th January 2026
57AQI (US)
57AQI (US)
5th January 2026
40AQI (US)
40AQI (US)
6th January 2026
69AQI (US)
69AQI (US)
7th January 2026
69AQI (US)
69AQI (US)
8th January 2026
46AQI (US)
46AQI (US)
9th January 2026
76AQI (US)
76AQI (US)
10th January 2026
97AQI (US)
97AQI (US)
11th January 2026
54AQI (US)
54AQI (US)
12th January 2026
105AQI (US)
105AQI (US)
13th January 2026
126AQI (US)
126AQI (US)
14th January 2026
62AQI (US)
62AQI (US)
15th January 2026
87AQI (US)
87AQI (US)
16th January 2026
86AQI (US)
86AQI (US)
17th January 2026
92AQI (US)
92AQI (US)
18th January 2026
72AQI (US)
72AQI (US)
19th January 2026
97AQI (US)
97AQI (US)
20th January 2026
71AQI (US)
71AQI (US)
21st January 2026
67AQI (US)
67AQI (US)
22nd January 2026
61AQI (US)
61AQI (US)
23rd January 2026
76AQI (US)
76AQI (US)
24th January 2026
91AQI (US)
91AQI (US)
25th January 2026
55AQI (US)
55AQI (US)
26th January 2026
58AQI (US)
58AQI (US)
27th January 2026
72AQI (US)
72AQI (US)
28th January 2026
91AQI (US)
91AQI (US)
29th January 2026
78AQI (US)
78AQI (US)
30th January 2026
78AQI (US)
78AQI (US)
31st January 2026
68AQI (US)
68AQI (US)
1st February 2026
85AQI (US)
85AQI (US)
2nd February 2026
81AQI (US)
81AQI (US)
3rd February 2026
45AQI (US)
45AQI (US)
4th February 2026
101AQI (US)
101AQI (US)
5th February 2026
87AQI (US)
87AQI (US)
6th February 2026
43AQI (US)
43AQI (US)
7th February 2026
47AQI (US)
47AQI (US)
8th February 2026
66AQI (US)
66AQI (US)
9th February 2026
83AQI (US)
83AQI (US)
10th February 2026
109AQI (US)
109AQI (US)
11th February 2026
128AQI (US)
128AQI (US)
12th February 2026
86AQI (US)
86AQI (US)
13th February 2026
116AQI (US)
116AQI (US)
14th February 2026
89AQI (US)
89AQI (US)
15th February 2026
47AQI (US)
47AQI (US)
16th February 2026
50AQI (US)
50AQI (US)
17th February 2026
89AQI (US)
89AQI (US)
18th February 2026
39AQI (US)
39AQI (US)
19th February 2026
58AQI (US)
58AQI (US)
20th February 2026
91AQI (US)
91AQI (US)
21st February 2026
121AQI (US)
121AQI (US)
22nd February 2026
101AQI (US)
101AQI (US)
23rd February 2026
58AQI (US)
58AQI (US)
24th February 2026
47AQI (US)
47AQI (US)
25th February 2026
65AQI (US)
65AQI (US)
26th February 2026
60AQI (US)
60AQI (US)
27th February 2026
47AQI (US)
47AQI (US)
28th February 2026
46AQI (US)
46AQI (US)
1st March 2026
54AQI (US)
54AQI (US)
2nd March 2026
67AQI (US)
67AQI (US)
3rd March 2026
70AQI (US)
70AQI (US)
4th March 2026
100AQI (US)
100AQI (US)
5th March 2026
94AQI (US)
94AQI (US)
6th March 2026
78AQI (US)
78AQI (US)
7th March 2026
55AQI (US)
55AQI (US)
8th March 2026
58AQI (US)
58AQI (US)
9th March 2026
46AQI (US)
46AQI (US)
10th March 2026
57AQI (US)
57AQI (US)
11th March 2026
73AQI (US)
73AQI (US)
12th March 2026
73AQI (US)
73AQI (US)
13th March 2026
58AQI (US)
58AQI (US)
14th March 2026
83AQI (US)
83AQI (US)
15th March 2026
43AQI (US)
43AQI (US)
16th March 2026
58AQI (US)
58AQI (US)
17th March 2026
60AQI (US)
60AQI (US)
18th March 2026
96AQI (US)
96AQI (US)
19th March 2026
98AQI (US)
98AQI (US)
20th March 2026
88AQI (US)
88AQI (US)
21st March 2026
140AQI (US)
140AQI (US)
22nd March 2026
158AQI (US)
158AQI (US)
23rd March 2026
97AQI (US)
97AQI (US)
24th March 2026
123AQI (US)
123AQI (US)
25th March 2026
140AQI (US)
140AQI (US)
26th March 2026
155AQI (US)
155AQI (US)
27th March 2026
132AQI (US)
132AQI (US)
28th March 2026
123AQI (US)
123AQI (US)
29th March 2026
149AQI (US)
149AQI (US)
30th March 2026
51AQI (US)
51AQI (US)
31st March 2026
104AQI (US)
104AQI (US)
1st April 2026
110AQI (US)
110AQI (US)
2nd April 2026
141AQI (US)
141AQI (US)
3rd April 2026
128AQI (US)
128AQI (US)
4th April 2026
95AQI (US)
95AQI (US)
5th April 2026
72AQI (US)
72AQI (US)
6th April 2026
40AQI (US)
40AQI (US)
7th April 2026
29AQI (US)
29AQI (US)
8th April 2026
48AQI (US)
48AQI (US)
9th April 2026
38AQI (US)
38AQI (US)
10th April 2026
58AQI (US)
58AQI (US)
11th April 2026
49AQI (US)
49AQI (US)
12th April 2026
56AQI (US)
56AQI (US)
13th April 2026
34AQI (US)
34AQI (US)
14th April 2026
37AQI (US)
37AQI (US)
15th April 2026
72AQI (US)
72AQI (US)
16th April 2026
70AQI (US)
70AQI (US)
17th April 2026
107AQI (US)
107AQI (US)
18th April 2026
52AQI (US)
52AQI (US)
19th April 2026
37AQI (US)
37AQI (US)
20th April 2026
41AQI (US)
41AQI (US)
21st April 2026
38AQI (US)
38AQI (US)
22nd April 2026
20AQI (US)
20AQI (US)
23rd April 2026
25AQI (US)
25AQI (US)
24th April 2026
29AQI (US)
29AQI (US)
25th April 2026
43AQI (US)
43AQI (US)
26th April 2026
49AQI (US)
49AQI (US)
27th April 2026
46AQI (US)
46AQI (US)
28th April 2026
34AQI (US)
34AQI (US)
29th April 2026
52AQI (US)
52AQI (US)
30th April 2026
53AQI (US)
53AQI (US)
1st May 2026
36AQI (US)
36AQI (US)
2nd May 2026
48AQI (US)
48AQI (US)
3rd May 2026
35AQI (US)
35AQI (US)
4th May 2026
53AQI (US)
53AQI (US)
5th May 2026
46AQI (US)
46AQI (US)
6th May 2026
51AQI (US)
51AQI (US)
7th May 2026
41AQI (US)
41AQI (US)
8th May 2026
35AQI (US)
35AQI (US)
9th May 2026
39AQI (US)
39AQI (US)
10th May 2026
56AQI (US)
56AQI (US)
11th May 2026
71AQI (US)
71AQI (US)
12th May 2026
69AQI (US)
69AQI (US)
13th May 2026
83AQI (US)
83AQI (US)
14th May 2026
58AQI (US)
58AQI (US)
15th May 2026
64AQI (US)
64AQI (US)
16th May 2026
77AQI (US)
77AQI (US)
17th May 2026
66AQI (US)
66AQI (US)
18th May 2026
56AQI (US)
56AQI (US)
19th May 2026
54AQI (US)
54AQI (US)
20th May 2026
64AQI (US)
64AQI (US)
21st May 2026
67AQI (US)
67AQI (US)
22nd May 2026
80AQI (US)
80AQI (US)
23rd May 2026
69AQI (US)
69AQI (US)
24th May 2026
69AQI (US)
69AQI (US)
25th May 2026
65AQI (US)
65AQI (US)
26th May 2026
48AQI (US)
48AQI (US)
27th May 2026
31AQI (US)
31AQI (US)
28th May 2026
38AQI (US)
38AQI (US)
29th May 2026
35AQI (US)
35AQI (US)
30th May 2026
34AQI (US)
34AQI (US)
31st May 2026
38AQI (US)
38AQI (US)
1st June 2026
53AQI (US)
53AQI (US)
2nd June 2026
45AQI (US)
45AQI (US)
3rd June 2026
28AQI (US)
28AQI (US)
4th June 2026
22AQI (US)
22AQI (US)
5th June 2026
21AQI (US)
21AQI (US)
6th June 2026
24AQI (US)
24AQI (US)
7th June 2026
25AQI (US)
25AQI (US)
8th June 2026
26AQI (US)
26AQI (US)
9th June 2026
32AQI (US)
32AQI (US)
10th June 2026
30AQI (US)
30AQI (US)
11th June 2026
33AQI (US)
33AQI (US)
12th June 2026
33AQI (US)
33AQI (US)
13th June 2026
26AQI (US)
26AQI (US)
14th June 2026
28AQI (US)
28AQI (US)
15th June 2026
36AQI (US)
36AQI (US)
16th June 2026
33AQI (US)
33AQI (US)
17th June 2026
28AQI (US)
28AQI (US)
18th June 2026
28AQI (US)
28AQI (US)
19th June 2026
39AQI (US)
39AQI (US)
20th June 2026
47AQI (US)
47AQI (US)
21st June 2026
41AQI (US)
41AQI (US)
22nd June 2026
48AQI (US)
48AQI (US)
23rd June 2026
48AQI (US)
48AQI (US)
24th June 2026
48AQI (US)
48AQI (US)
25th June 2026
52AQI (US)
52AQI (US)
26th June 2026
35AQI (US)
35AQI (US)
27th June 2026
28AQI (US)
28AQI (US)
28th June 2026
28AQI (US)
28AQI (US)
29th June 2026
33AQI (US)
33AQI (US)
30th June 2026
43AQI (US)
43AQI (US)
1st July 2026
45AQI (US)
45AQI (US)
2nd July 2026
55AQI (US)
55AQI (US)
3rd July 2026
48AQI (US)
48AQI (US)
4th July 2026
37AQI (US)
37AQI (US)
5th July 2026
44AQI (US)
44AQI (US)
6th July 2026
41AQI (US)
41AQI (US)
7th July 2026
46AQI (US)
46AQI (US)
8th July 2026
22AQI (US)
22AQI (US)
9th July 2026
31AQI (US)
31AQI (US)
10th July 2026
42AQI (US)
42AQI (US)
11th July 2026
32AQI (US)
32AQI (US)
12th July 2026
27AQI (US)
27AQI (US)
13th July 2026
42AQI (US)
42AQI (US)
14th July 2026
41AQI (US)
41AQI (US)
15th July 2026
38AQI (US)
38AQI (US)
16th July 2026
24AQI (US)
24AQI (US)
17th July 2026
34AQI (US)
34AQI (US)
18th July 2026
42AQI (US)
42AQI (US)
19th July 2026
57AQI (US)
57AQI (US)
20th July 2026
56AQI (US)
56AQI (US)
21st July 2026
51AQI (US)
51AQI (US)
22nd July 2026
47AQI (US)
47AQI (US)
23rd July 2026
50AQI (US)
50AQI (US)
24th July 2026
40AQI (US)
40AQI (US)
25th July 2026
29AQI (US)
29AQI (US)
26th July 2026
34AQI (US)
34AQI (US)
27th July 2026
31AQI (US)
31AQI (US)
28th July 2026
40AQI (US)
40AQI (US)
29th July 2026
37AQI (US)
37AQI (US)
30th July 2026
31AQI (US)
31AQI (US)
31st July 2026
32AQI (US)
32AQI (US)
1st August 2026
32AQI (US)
32AQI (US)
2nd August 2026
31AQI (US)
31AQI (US)
3rd August 2026
30AQI (US)
30AQI (US)
4th August 2026
39AQI (US)
39AQI (US)
5th August 2026
34AQI (US)
34AQI (US)
6th August 2026
26AQI (US)
26AQI (US)
7th August 2026
35AQI (US)
35AQI (US)
8th August 2026
9th August 2026
10th August 2026
11th August 2026
12th August 2026
13th August 2026
14th August 2026
15th August 2026
16th August 2026
17th August 2026
18th August 2026
19th August 2026
20th August 2026
21st August 2026
22nd August 2026
23rd August 2026
24th August 2026
25th August 2026
26th August 2026
27th August 2026
28th August 2026
29th August 2026
30th August 2026
31st August 2026
1st September 2026
2nd September 2026
3rd September 2026
4th September 2026
5th September 2026
6th September 2026
7th September 2026
8th September 2026
9th September 2026
10th September 2026
11th September 2026
12th September 2026
13th September 2026
14th September 2026
15th September 2026
16th September 2026
17th September 2026
18th September 2026
19th September 2026
20th September 2026
21st September 2026
22nd September 2026
23rd September 2026
24th September 2026
25th September 2026
26th September 2026
27th September 2026
28th September 2026
29th September 2026
30th September 2026
1st October 2026
2nd October 2026
3rd October 2026
4th October 2026
5th October 2026
6th October 2026
7th October 2026
8th October 2026
9th October 2026
10th October 2026
11th October 2026
12th October 2026
13th October 2026
14th October 2026
15th October 2026
16th October 2026
17th October 2026
18th October 2026
19th October 2026
20th October 2026
21st October 2026
22nd October 2026
23rd October 2026
24th October 2026
25th October 2026
26th October 2026
27th October 2026
28th October 2026
29th October 2026
30th October 2026
31st October 2026
1st November 2026
2nd November 2026
3rd November 2026
4th November 2026
5th November 2026
6th November 2026
7th November 2026
8th November 2026
9th November 2026
10th November 2026
11th November 2026
12th November 2026
13th November 2026
14th November 2026
15th November 2026
16th November 2026
17th November 2026
18th November 2026
19th November 2026
20th November 2026
21st November 2026
22nd November 2026
23rd November 2026
24th November 2026
25th November 2026
26th November 2026
27th November 2026
28th November 2026
29th November 2026
30th November 2026
1st December 2026
2nd December 2026
3rd December 2026
4th December 2026
5th December 2026
6th December 2026
7th December 2026
8th December 2026
9th December 2026
10th December 2026
11th December 2026
12th December 2026
13th December 2026
14th December 2026
15th December 2026
16th December 2026
17th December 2026
18th December 2026
19th December 2026
20th December 2026
21st December 2026
22nd December 2026
23rd December 2026
24th December 2026
25th December 2026
26th December 2026
27th December 2026
28th December 2026
29th December 2026
30th December 2026
31st December 2026
76AQI (US)
74AQI (US)
90AQI (US)
57AQI (US)
54AQI (US)
35AQI (US)
40AQI (US)
32AQI (US)
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202660AQI (US)
3
25
3
9
13
6
2
20
7
2
17
9
4
13
18
28
2
27
4
7
106
91
20
2
Highest AQI (US) recorded in
March90AQI (US)
Lowest AQI (US) recorded in
August32AQI (US)
202575AQI (US)
23
8
20
7
1
29
2
20
10
8
22
1
7
23
12
19
30
1
22
8
1
23
4
3
1
14
14
1
1
24
6
82
203
67
13
Highest AQI (US) recorded in
January136AQI (US)
Lowest AQI (US) recorded in
August41AQI (US)
202472AQI (US)
1
12
12
6
2
15
10
2
7
23
1
5
15
9
1
16
14
1
17
11
1
1
10
12
9
18
12
27
3
12
18
1
2
17
9
2
28
3
117
180
56
12
Highest AQI (US) recorded in
January111AQI (US)
Lowest AQI (US) recorded in
September44AQI (US)
202375AQI (US)
2
17
7
5
17
11
3
20
5
3
1
17
6
6
5
25
1
6
14
1
26
5
21
9
16
12
2
1
4
20
5
2
15
14
86
171
51
16
Highest AQI (US) recorded in
January99AQI (US)
Lowest AQI (US) recorded in
August42AQI (US)
202269AQI (US)
14
10
6
11
8
1
1
7
14
2
7
15
6
1
16
15
22
8
13
6
1
21
7
18
10
3
3
18
9
21
6
107
140
44
7
2
Highest AQI (US) recorded in
January110AQI (US)
Lowest AQI (US) recorded in
September44AQI (US)
202169AQI (US)
1
11
14
2
4
15
5
2
12
17
10
13
4
1
1
1
12
17
2
10
15
4
9
19
2
20
9
28
2
18
10
2
1
6
19
5
2
23
6
132
168
42
10
1
1
Highest AQI (US) recorded in
January104AQI (US)
Lowest AQI (US) recorded in
September45AQI (US)
202056AQI (US)
7
4
1
8
10
1
2
13
5
27
3
22
8
28
3
10
20
20
11
11
15
4
1
18
11
1
147
97
17
1
2
Highest AQI (US) recorded in
December98AQI (US)
Lowest AQI (US) recorded in
August33AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Most Polluted Year Recorded
2025(Avg.)
75AQI (US)Least Polluted Year Recorded
2020(Avg.)
56AQI (US)Howling's annual 2026 AQI (US) (60) shows an average percentage change of -12.6% (improved AQI (US)) compared to previous years: 2020 (56), 2021 (69), 2022 (69), 2023 (75), 2024 (72), 2025 (75).
