Heihe, 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+
July Air Quality Analysis
Heihe, Heilongjiang, China
2022
2024
2025
2026
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
13th Jul 2024
138AQILowest AQI recorded on
7th Jul 2026
17AQISame Day Analysis (30th July):
On this day, AQI across the 4 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: 29th Jul - 30th Jul 2026
Heihe, Heilongjiang, China
AQI
Day
Night
.
3 AM29th Jul 2026
7 PM
2 AM30th Jul 2026
Day time
Avg. Highest Time
3AM29th Jul
63AQI
Avg. Lowest Time
4PM29th Jul
32AQI
Night time
Avg. Highest Time
8PM29th Jul
51AQI
Avg. Lowest Time
2AM30th Jul
37AQI
In the last 24 hours,
Heihe's AQI reached its highest point of 63 at 3 AM during the Day, while the lowest point, 32, was recorded at 4 PM during the Day between 29th Jul and 30th Jul 2026.
Day & Night AQI Trend : Jul 2026
Heihe, Heilongjiang, China
Jul
01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th - 06th06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th
Day
Night
1st Jul 2026703 AMAQI
1st Jul 2026744 AMAQI
1st Jul 2026775 AMAQI
1st Jul 2026636 AMAQI
1st Jul 2026567 AMAQI
1st Jul 2026578 AMAQI
1st Jul 2026529 AMAQI
1st Jul 20264710 AMAQI
1st Jul 20263611 AMAQI
1st Jul 20264812 PMAQI
1st Jul 2026371 PMAQI
1st Jul 2026282 PMAQI
1st Jul 2026383 PMAQI
1st Jul 2026484 PMAQI
1st Jul 2026465 PMAQI
1st Jul 2026436 PMAQI
1st Jul 2026487 PMAQI
1st Jul 2026578 PMAQI
1st Jul 2026529 PMAQI
1st Jul 20265610 PMAQI
1st Jul 20265811 PMAQI
2nd Jul 20265812 AMAQI
2nd Jul 2026501 AMAQI
2nd Jul 2026512 AMAQI
20°C17/24°C
2nd Jul 2026443 AMAQI
2nd Jul 2026484 AMAQI
2nd Jul 2026545 AMAQI
2nd Jul 2026476 AMAQI
2nd Jul 2026457 AMAQI
2nd Jul 2026498 AMAQI
2nd Jul 2026439 AMAQI
2nd Jul 20263410 AMAQI
2nd Jul 20263811 AMAQI
2nd Jul 20264712 PMAQI
2nd Jul 2026471 PMAQI
2nd Jul 2026432 PMAQI
2nd Jul 2026453 PMAQI
2nd Jul 2026494 PMAQI
2nd Jul 2026555 PMAQI
2nd Jul 2026646 PMAQI
2nd Jul 2026587 PMAQI
2nd Jul 2026298 PMAQI
2nd Jul 2026299 PMAQI
2nd Jul 20263310 PMAQI
2nd Jul 20263911 PMAQI
3rd Jul 20264712 AMAQI
3rd Jul 2026521 AMAQI
3rd Jul 2026552 AMAQI
22°C16/27°C
3rd Jul 2026603 AMAQI
3rd Jul 2026564 AMAQI
3rd Jul 2026375 AMAQI
3rd Jul 2026346 AMAQI
3rd Jul 2026297 AMAQI
3rd Jul 2026248 AMAQI
3rd Jul 2026599 AMAQI
3rd Jul 20265910 AMAQI
3rd Jul 20265411 AMAQI
3rd Jul 20264712 PMAQI
3rd Jul 2026571 PMAQI
3rd Jul 2026572 PMAQI
3rd Jul 2026453 PMAQI
3rd Jul 2026374 PMAQI
3rd Jul 2026345 PMAQI
3rd Jul 2026456 PMAQI
3rd Jul 2026567 PMAQI
3rd Jul 2026538 PMAQI
3rd Jul 2026599 PMAQI
3rd Jul 20266310 PMAQI
3rd Jul 20265611 PMAQI
4th Jul 20265312 AMAQI
4th Jul 2026531 AMAQI
4th Jul 2026492 AMAQI
22°C18/27°C
4th Jul 2026393 AMAQI
4th Jul 2026234 AMAQI
4th Jul 2026165 AMAQI
4th Jul 2026166 AMAQI
4th Jul 2026147 AMAQI
4th Jul 2026238 AMAQI
4th Jul 2026299 AMAQI
4th Jul 20262610 AMAQI
4th Jul 20261911 AMAQI
4th Jul 20261712 PMAQI
4th Jul 2026211 PMAQI
4th Jul 2026192 PMAQI
4th Jul 2026173 PMAQI
4th Jul 2026204 PMAQI
4th Jul 2026255 PMAQI
4th Jul 2026196 PMAQI
4th Jul 2026157 PMAQI
4th Jul 2026178 PMAQI
4th Jul 2026299 PMAQI
4th Jul 20263910 PMAQI
4th Jul 20263211 PMAQI
5th Jul 20263312 AMAQI
5th Jul 2026381 AMAQI
5th Jul 2026322 AMAQI
20°C17/27°C
5th Jul 2026323 AMAQI
5th Jul 2026314 AMAQI
5th Jul 2026265 AMAQI
5th Jul 2026226 AMAQI
5th Jul 2026207 AMAQI
5th Jul 2026248 AMAQI
5th Jul 2026509 AMAQI
5th Jul 20264810 AMAQI
5th Jul 20262411 AMAQI
5th Jul 20262312 PMAQI
5th Jul 2026231 PMAQI
5th Jul 2026182 PMAQI
5th Jul 2026153 PMAQI
5th Jul 2026154 PMAQI
5th Jul 2026185 PMAQI
5th Jul 2026386 PMAQI
5th Jul 2026457 PMAQI
5th Jul 2026578 PMAQI
5th Jul 2026639 PMAQI
5th Jul 20266410 PMAQI
5th Jul 20266211 PMAQI
6th Jul 20265412 AMAQI
6th Jul 2026431 AMAQI
6th Jul 2026422 AMAQI
20°C17/23°C
6th Jul 2026523 AMAQI
6th Jul 2026484 AMAQI
6th Jul 2026375 AMAQI
6th Jul 2026416 AMAQI
6th Jul 2026377 AMAQI
6th Jul 2026288 AMAQI
6th Jul 2026439 AMAQI
6th Jul 20264110 AMAQI
6th Jul 20263711 AMAQI
6th Jul 20263712 PMAQI
6th Jul 2026221 PMAQI
6th Jul 2026282 PMAQI
6th Jul 2026293 PMAQI
6th Jul 2026204 PMAQI
6th Jul 2026225 PMAQI
6th Jul 2026216 PMAQI
6th Jul 2026267 PMAQI
6th Jul 2026268 PMAQI
6th Jul 2026289 PMAQI
6th Jul 20262810 PMAQI
6th Jul 20262911 PMAQI
7th Jul 20262512 AMAQI
7th Jul 2026291 AMAQI
7th Jul 2026222 AMAQI
20°C17/24°C
7th Jul 2026163 AMAQI
7th Jul 2026234 AMAQI
7th Jul 2026285 AMAQI
7th Jul 2026266 AMAQI
7th Jul 2026277 AMAQI
7th Jul 2026238 AMAQI
7th Jul 2026239 AMAQI
7th Jul 20261910 AMAQI
7th Jul 20261411 AMAQI
7th Jul 20261012 PMAQI
7th Jul 2026101 PMAQI
7th Jul 202692 PMAQI
7th Jul 202683 PMAQI
7th Jul 2026144 PMAQI
7th Jul 2026155 PMAQI
7th Jul 202696 PMAQI
7th Jul 202697 PMAQI
7th Jul 202688 PMAQI
7th Jul 202689 PMAQI
7th Jul 20262110 PMAQI
7th Jul 20261311 PMAQI
8th Jul 20262612 AMAQI
8th Jul 2026291 AMAQI
8th Jul 2026252 AMAQI
21°C17/25°C
8th Jul 2026173 AMAQI
8th Jul 2026214 AMAQI
8th Jul 2026175 AMAQI
8th Jul 2026216 AMAQI
8th Jul 2026227 AMAQI
8th Jul 2026198 AMAQI
8th Jul 2026219 AMAQI
8th Jul 20262210 AMAQI
8th Jul 20262311 AMAQI
8th Jul 20262212 PMAQI
8th Jul 2026131 PMAQI
8th Jul 2026102 PMAQI
8th Jul 2026163 PMAQI
8th Jul 2026144 PMAQI
8th Jul 2026165 PMAQI
8th Jul 2026186 PMAQI
8th Jul 2026167 PMAQI
8th Jul 2026168 PMAQI
8th Jul 2026229 PMAQI
8th Jul 20262410 PMAQI
8th Jul 20262611 PMAQI
9th Jul 20261612 AMAQI
9th Jul 2026261 AMAQI
9th Jul 2026202 AMAQI
21°C19/25°C
9th Jul 2026243 AMAQI
9th Jul 2026164 AMAQI
9th Jul 202685 AMAQI
9th Jul 202686 AMAQI
9th Jul 202697 AMAQI
9th Jul 2026178 AMAQI
9th Jul 2026149 AMAQI
9th Jul 20262110 AMAQI
9th Jul 20261811 AMAQI
9th Jul 20261412 PMAQI
9th Jul 2026111 PMAQI
9th Jul 2026172 PMAQI
9th Jul 2026203 PMAQI
9th Jul 2026244 PMAQI
9th Jul 2026225 PMAQI
9th Jul 2026226 PMAQI
9th Jul 2026227 PMAQI
9th Jul 2026238 PMAQI
9th Jul 2026269 PMAQI
9th Jul 20262710 PMAQI
9th Jul 20262811 PMAQI
10th Jul 20262812 AMAQI
10th Jul 2026291 AMAQI
10th Jul 2026272 AMAQI
20°C19/24°C
10th Jul 2026273 AMAQI
10th Jul 2026284 AMAQI
10th Jul 2026295 AMAQI
10th Jul 2026526 AMAQI
10th Jul 2026477 AMAQI
10th Jul 2026358 AMAQI
10th Jul 2026529 AMAQI
10th Jul 20265110 AMAQI
10th Jul 20264911 AMAQI
10th Jul 20263912 PMAQI
10th Jul 2026321 PMAQI
10th Jul 2026402 PMAQI
10th Jul 2026493 PMAQI
10th Jul 2026504 PMAQI
10th Jul 2026375 PMAQI
10th Jul 2026286 PMAQI
10th Jul 2026347 PMAQI
10th Jul 2026418 PMAQI
10th Jul 2026369 PMAQI
10th Jul 20264110 PMAQI
10th Jul 20265011 PMAQI
11th Jul 20265512 AMAQI
11th Jul 2026491 AMAQI
11th Jul 2026532 AMAQI
23°C18/29°C
11th Jul 2026493 AMAQI
11th Jul 2026414 AMAQI
11th Jul 2026545 AMAQI
11th Jul 2026316 AMAQI
11th Jul 2026317 AMAQI
11th Jul 2026328 AMAQI
11th Jul 2026349 AMAQI
11th Jul 20262910 AMAQI
11th Jul 20262911 AMAQI
11th Jul 20262512 PMAQI
11th Jul 2026251 PMAQI
11th Jul 2026222 PMAQI
11th Jul 2026273 PMAQI
11th Jul 2026294 PMAQI
11th Jul 2026295 PMAQI
11th Jul 2026256 PMAQI
11th Jul 2026257 PMAQI
11th Jul 2026278 PMAQI
11th Jul 2026299 PMAQI
11th Jul 20263010 PMAQI
11th Jul 20262811 PMAQI
12th Jul 20262812 AMAQI
12th Jul 2026301 AMAQI
12th Jul 2026282 AMAQI
24°C19/29°C
12th Jul 2026253 AMAQI
12th Jul 2026264 AMAQI
12th Jul 2026295 AMAQI
12th Jul 2026286 AMAQI
12th Jul 2026277 AMAQI
12th Jul 2026278 AMAQI
12th Jul 2026279 AMAQI
12th Jul 20262410 AMAQI
12th Jul 20262311 AMAQI
12th Jul 20262012 PMAQI
12th Jul 202681 PMAQI
12th Jul 202682 PMAQI
12th Jul 202683 PMAQI
12th Jul 202684 PMAQI
12th Jul 202685 PMAQI
12th Jul 202696 PMAQI
12th Jul 2026227 PMAQI
12th Jul 202688 PMAQI
12th Jul 202689 PMAQI
12th Jul 2026810 PMAQI
12th Jul 2026811 PMAQI
13th Jul 2026812 AMAQI
13th Jul 202681 AMAQI
13th Jul 2026182 AMAQI
25°C20/30°C
13th Jul 2026263 AMAQI
13th Jul 2026194 AMAQI
13th Jul 2026275 AMAQI
13th Jul 2026286 AMAQI
13th Jul 2026297 AMAQI
13th Jul 2026298 AMAQI
13th Jul 2026299 AMAQI
13th Jul 20262810 AMAQI
13th Jul 20262611 AMAQI
13th Jul 20262312 PMAQI
13th Jul 2026231 PMAQI
13th Jul 2026232 PMAQI
13th Jul 2026243 PMAQI
13th Jul 2026664 PMAQI
13th Jul 2026595 PMAQI
13th Jul 2026516 PMAQI
13th Jul 2026557 PMAQI
13th Jul 2026568 PMAQI
13th Jul 2026649 PMAQI
13th Jul 20264610 PMAQI
13th Jul 20266111 PMAQI
14th Jul 20264612 AMAQI
14th Jul 2026221 AMAQI
14th Jul 2026232 AMAQI
23°C18/29°C
14th Jul 2026293 AMAQI
14th Jul 2026234 AMAQI
14th Jul 2026215 AMAQI
14th Jul 2026266 AMAQI
14th Jul 2026447 AMAQI
14th Jul 2026448 AMAQI
14th Jul 2026349 AMAQI
14th Jul 20262110 AMAQI
14th Jul 20261811 AMAQI
14th Jul 20262212 PMAQI
14th Jul 2026251 PMAQI
14th Jul 2026212 PMAQI
14th Jul 2026323 PMAQI
14th Jul 2026314 PMAQI
14th Jul 2026195 PMAQI
14th Jul 2026216 PMAQI
14th Jul 2026277 PMAQI
14th Jul 2026328 PMAQI
14th Jul 2026299 PMAQI
14th Jul 20262910 PMAQI
14th Jul 20263211 PMAQI
15th Jul 20264212 AMAQI
15th Jul 2026461 AMAQI
15th Jul 2026422 AMAQI
22°C16/28°C
15th Jul 2026453 AMAQI
15th Jul 2026484 AMAQI
15th Jul 2026455 AMAQI
15th Jul 2026336 AMAQI
15th Jul 2026177 AMAQI
15th Jul 2026188 AMAQI
15th Jul 2026219 AMAQI
15th Jul 20262110 AMAQI
15th Jul 20262011 AMAQI
15th Jul 20263012 PMAQI
15th Jul 2026261 PMAQI
15th Jul 2026222 PMAQI
15th Jul 2026303 PMAQI
15th Jul 2026494 PMAQI
15th Jul 2026495 PMAQI
15th Jul 2026266 PMAQI
15th Jul 2026277 PMAQI
15th Jul 2026248 PMAQI
15th Jul 2026229 PMAQI
15th Jul 20262310 PMAQI
15th Jul 20262511 PMAQI
16th Jul 20262512 AMAQI
16th Jul 2026161 AMAQI
16th Jul 2026212 AMAQI
20°C15/26°C
16th Jul 2026183 AMAQI
16th Jul 2026204 AMAQI
16th Jul 2026175 AMAQI
16th Jul 2026266 AMAQI
16th Jul 2026207 AMAQI
16th Jul 2026238 AMAQI
16th Jul 2026219 AMAQI
16th Jul 20261710 AMAQI
16th Jul 20261611 AMAQI
16th Jul 20262212 PMAQI
16th Jul 2026221 PMAQI
16th Jul 2026212 PMAQI
16th Jul 2026223 PMAQI
16th Jul 2026234 PMAQI
16th Jul 2026265 PMAQI
16th Jul 2026266 PMAQI
16th Jul 2026267 PMAQI
16th Jul 2026228 PMAQI
16th Jul 2026269 PMAQI
16th Jul 20262810 PMAQI
16th Jul 20262911 PMAQI
17th Jul 20263012 AMAQI
17th Jul 2026281 AMAQI
17th Jul 2026282 AMAQI
18°C15/24°C
17th Jul 2026303 AMAQI
17th Jul 2026304 AMAQI
17th Jul 2026295 AMAQI
17th Jul 2026296 AMAQI
17th Jul 2026277 AMAQI
17th Jul 2026288 AMAQI
17th Jul 2026309 AMAQI
17th Jul 20262610 AMAQI
17th Jul 20262411 AMAQI
17th Jul 20262312 PMAQI
17th Jul 2026501 PMAQI
17th Jul 2026332 PMAQI
17th Jul 2026363 PMAQI
17th Jul 2026274 PMAQI
17th Jul 2026245 PMAQI
17th Jul 2026226 PMAQI
17th Jul 2026307 PMAQI
17th Jul 2026458 PMAQI
17th Jul 2026399 PMAQI
17th Jul 20265010 PMAQI
17th Jul 20264911 PMAQI
18th Jul 20265912 AMAQI
18th Jul 2026541 AMAQI
18th Jul 2026522 AMAQI
16°C12/22°C
18th Jul 2026413 AMAQI
18th Jul 2026384 AMAQI
18th Jul 2026375 AMAQI
18th Jul 2026416 AMAQI
18th Jul 2026467 AMAQI
18th Jul 2026508 AMAQI
18th Jul 2026469 AMAQI
18th Jul 20264110 AMAQI
18th Jul 20263811 AMAQI
18th Jul 20264312 PMAQI
18th Jul 2026391 PMAQI
18th Jul 2026312 PMAQI
18th Jul 2026243 PMAQI
18th Jul 2026274 PMAQI
18th Jul 2026315 PMAQI
18th Jul 2026236 PMAQI
18th Jul 2026327 PMAQI
18th Jul 2026328 PMAQI
18th Jul 2026359 PMAQI
18th Jul 20263210 PMAQI
18th Jul 20263611 PMAQI
19th Jul 20264012 AMAQI
19th Jul 2026321 AMAQI
19th Jul 2026462 AMAQI
19°C14/23°C
19th Jul 2026443 AMAQI
19th Jul 2026524 AMAQI
19th Jul 2026525 AMAQI
19th Jul 2026546 AMAQI
19th Jul 2026527 AMAQI
19th Jul 2026488 AMAQI
19th Jul 2026259 AMAQI
19th Jul 20262910 AMAQI
19th Jul 20263211 AMAQI
19th Jul 20263212 PMAQI
19th Jul 2026261 PMAQI
19th Jul 2026282 PMAQI
19th Jul 2026263 PMAQI
19th Jul 2026364 PMAQI
19th Jul 2026275 PMAQI
19th Jul 2026266 PMAQI
19th Jul 2026307 PMAQI
19th Jul 2026368 PMAQI
19th Jul 2026329 PMAQI
19th Jul 20264610 PMAQI
19th Jul 20265811 PMAQI
20th Jul 20266112 AMAQI
20th Jul 2026551 AMAQI
20th Jul 2026632 AMAQI
17°C16/21°C
20th Jul 2026563 AMAQI
20th Jul 2026504 AMAQI
20th Jul 2026455 AMAQI
20th Jul 2026416 AMAQI
20th Jul 2026387 AMAQI
20th Jul 2026348 AMAQI
20th Jul 2026429 AMAQI
20th Jul 20263810 AMAQI
20th Jul 20263311 AMAQI
20th Jul 20262512 PMAQI
20th Jul 2026251 PMAQI
20th Jul 2026272 PMAQI
20th Jul 2026293 PMAQI
20th Jul 2026224 PMAQI
20th Jul 2026245 PMAQI
20th Jul 2026266 PMAQI
20th Jul 2026267 PMAQI
20th Jul 2026298 PMAQI
20th Jul 2026289 PMAQI
20th Jul 20263310 PMAQI
20th Jul 20264211 PMAQI
21st Jul 20265312 AMAQI
21st Jul 2026561 AMAQI
21st Jul 2026562 AMAQI
21°C14/27°C
21st Jul 2026543 AMAQI
21st Jul 2026414 AMAQI
21st Jul 2026295 AMAQI
21st Jul 2026236 AMAQI
21st Jul 2026357 AMAQI
21st Jul 2026358 AMAQI
21st Jul 2026369 AMAQI
21st Jul 20263010 AMAQI
21st Jul 20262412 PMAQI
21st Jul 2026311 PMAQI
21st Jul 2026262 PMAQI
21st Jul 2026363 PMAQI
21st Jul 2026514 PMAQI
21st Jul 2026365 PMAQI
21st Jul 2026816 PMAQI
21st Jul 2026237 PMAQI
21st Jul 2026288 PMAQI
21st Jul 2026479 PMAQI
21st Jul 20264410 PMAQI
21st Jul 20264411 PMAQI
22nd Jul 20263712 AMAQI
22nd Jul 2026361 AMAQI
22nd Jul 2026322 AMAQI
22°C16/28°C
22nd Jul 2026293 AMAQI
22nd Jul 2026274 AMAQI
22nd Jul 2026275 AMAQI
22nd Jul 2026246 AMAQI
22nd Jul 2026227 AMAQI
22nd Jul 2026278 AMAQI
22nd Jul 2026259 AMAQI
22nd Jul 20262410 AMAQI
22nd Jul 20263411 AMAQI
22nd Jul 20263912 PMAQI
22nd Jul 2026441 PMAQI
22nd Jul 2026512 PMAQI
22nd Jul 2026563 PMAQI
22nd Jul 2026524 PMAQI
22nd Jul 2026555 PMAQI
22nd Jul 2026486 PMAQI
22nd Jul 2026417 PMAQI
22nd Jul 2026418 PMAQI
22nd Jul 2026419 PMAQI
22nd Jul 20265010 PMAQI
22nd Jul 20265411 PMAQI
23rd Jul 20265912 AMAQI
23rd Jul 2026701 AMAQI
23rd Jul 2026642 AMAQI
22°C17/27°C
23rd Jul 2026563 AMAQI
23rd Jul 2026544 AMAQI
23rd Jul 2026545 AMAQI
23rd Jul 2026546 AMAQI
23rd Jul 2026577 AMAQI
23rd Jul 2026538 AMAQI
23rd Jul 2026599 AMAQI
23rd Jul 20265810 AMAQI
23rd Jul 20266711 AMAQI
23rd Jul 20266312 PMAQI
23rd Jul 2026631 PMAQI
23rd Jul 2026712 PMAQI
23rd Jul 2026683 PMAQI
23rd Jul 2026534 PMAQI
23rd Jul 2026635 PMAQI
23rd Jul 2026586 PMAQI
23rd Jul 2026667 PMAQI
23rd Jul 2026548 PMAQI
23rd Jul 2026539 PMAQI
23rd Jul 20265610 PMAQI
23rd Jul 20265611 PMAQI
24th Jul 20265612 AMAQI
24th Jul 2026551 AMAQI
24th Jul 2026462 AMAQI
24°C18/30°C
24th Jul 2026403 AMAQI
24th Jul 2026454 AMAQI
24th Jul 2026505 AMAQI
24th Jul 2026316 AMAQI
24th Jul 2026217 AMAQI
24th Jul 2026218 AMAQI
24th Jul 2026389 AMAQI
24th Jul 20263410 AMAQI
24th Jul 20263811 AMAQI
24th Jul 20262212 PMAQI
24th Jul 2026241 PMAQI
24th Jul 2026252 PMAQI
24th Jul 2026333 PMAQI
24th Jul 2026244 PMAQI
24th Jul 2026295 PMAQI
24th Jul 2026216 PMAQI
24th Jul 2026297 PMAQI
24th Jul 2026248 PMAQI
24th Jul 2026229 PMAQI
24th Jul 20262510 PMAQI
24th Jul 20262911 PMAQI
25th Jul 20263412 AMAQI
25th Jul 2026291 AMAQI
25th Jul 2026382 AMAQI
22°C18/29°C
25th Jul 2026423 AMAQI
25th Jul 2026464 AMAQI
25th Jul 2026385 AMAQI
25th Jul 2026306 AMAQI
25th Jul 2026297 AMAQI
25th Jul 2026278 AMAQI
25th Jul 2026289 AMAQI
25th Jul 20263210 AMAQI
25th Jul 20263811 AMAQI
25th Jul 20263812 PMAQI
25th Jul 2026341 PMAQI
25th Jul 2026242 PMAQI
25th Jul 2026253 PMAQI
25th Jul 2026314 PMAQI
25th Jul 2026345 PMAQI
25th Jul 2026316 PMAQI
25th Jul 2026417 PMAQI
25th Jul 2026368 PMAQI
25th Jul 2026429 PMAQI
25th Jul 20264210 PMAQI
25th Jul 20263211 PMAQI
26th Jul 20263512 AMAQI
26th Jul 2026391 AMAQI
26th Jul 2026442 AMAQI
20°C19/22°C
26th Jul 2026493 AMAQI
26th Jul 2026424 AMAQI
26th Jul 2026375 AMAQI
26th Jul 2026506 AMAQI
26th Jul 2026357 AMAQI
26th Jul 2026438 AMAQI
26th Jul 2026529 AMAQI
26th Jul 20265410 AMAQI
26th Jul 20265011 AMAQI
26th Jul 20264112 PMAQI
26th Jul 2026401 PMAQI
26th Jul 2026482 PMAQI
26th Jul 2026473 PMAQI
26th Jul 2026334 PMAQI
26th Jul 2026325 PMAQI
26th Jul 2026376 PMAQI
26th Jul 2026457 PMAQI
26th Jul 2026368 PMAQI
26th Jul 2026539 PMAQI
26th Jul 20264910 PMAQI
26th Jul 20264611 PMAQI
27th Jul 20263912 AMAQI
27th Jul 2026281 AMAQI
27th Jul 2026392 AMAQI
21°C18/24°C
27th Jul 2026513 AMAQI
27th Jul 2026334 AMAQI
27th Jul 2026235 AMAQI
27th Jul 2026316 AMAQI
27th Jul 2026297 AMAQI
27th Jul 2026248 AMAQI
27th Jul 2026339 AMAQI
27th Jul 20263410 AMAQI
27th Jul 20263511 AMAQI
27th Jul 20262612 PMAQI
27th Jul 2026351 PMAQI
27th Jul 2026232 PMAQI
27th Jul 2026353 PMAQI
27th Jul 2026224 PMAQI
27th Jul 2026205 PMAQI
27th Jul 2026236 PMAQI
27th Jul 2026347 PMAQI
27th Jul 2026378 PMAQI
27th Jul 2026379 PMAQI
27th Jul 20263310 PMAQI
27th Jul 20263511 PMAQI
28th Jul 20263912 AMAQI
28th Jul 2026481 AMAQI
28th Jul 2026692 AMAQI
22°C17/27°C
28th Jul 2026653 AMAQI
28th Jul 2026654 AMAQI
28th Jul 2026605 AMAQI
28th Jul 2026746 AMAQI
28th Jul 2026677 AMAQI
28th Jul 2026638 AMAQI
28th Jul 2026749 AMAQI
28th Jul 20267310 AMAQI
28th Jul 20266811 AMAQI
28th Jul 20267212 PMAQI
28th Jul 2026741 PMAQI
28th Jul 2026752 PMAQI
28th Jul 2026793 PMAQI
28th Jul 2026764 PMAQI
28th Jul 2026725 PMAQI
28th Jul 2026726 PMAQI
28th Jul 2026717 PMAQI
28th Jul 2026738 PMAQI
28th Jul 2026809 PMAQI
28th Jul 20267710 PMAQI
28th Jul 20267211 PMAQI
29th Jul 20266812 AMAQI
29th Jul 2026661 AMAQI
29th Jul 2026672 AMAQI
24°C20/30°C
29th Jul 2026633 AMAQI
29th Jul 2026574 AMAQI
29th Jul 2026565 AMAQI
29th Jul 2026556 AMAQI
29th Jul 2026457 AMAQI
29th Jul 2026438 AMAQI
29th Jul 2026459 AMAQI
29th Jul 20264610 AMAQI
29th Jul 20265111 AMAQI
29th Jul 20265012 PMAQI
29th Jul 2026411 PMAQI
29th Jul 2026432 PMAQI
29th Jul 2026423 PMAQI
29th Jul 2026324 PMAQI
29th Jul 2026345 PMAQI
29th Jul 2026436 PMAQI
29th Jul 2026507 PMAQI
29th Jul 2026518 PMAQI
29th Jul 2026479 PMAQI
29th Jul 20264510 PMAQI
29th Jul 20264911 PMAQI
30th Jul 20264712 AMAQI
30th Jul 2026421 AMAQI
30th Jul 2026372 AMAQI
22°C19/25°C
30th Jul 2026383 AMAQI
3 AM30th Jul 2026394 AMAQI
30th Jul 2026405 AMAQI
30th Jul 2026386 AMAQI
30th Jul 2026487 AMAQI
30th Jul 2026398 AMAQI
30th Jul 2026289 AMAQI
30th Jul 20262810 AMAQI
30th Jul 20262311 AMAQI
11 AM30th Jul 20262412 PMAQI
30th Jul 2026331 PMAQI
30th Jul 2026392 PMAQI
30th Jul 2026393 PMAQI
30th Jul 2026334 PMAQI
30th Jul 2026285 PMAQI
30th Jul 2026286 PMAQI
30th Jul 2026317 PMAQI
7 PM30th Jul 2026298 PMAQI
30th Jul 2026329 PMAQI
30th Jul 20263110 PMAQI
30th Jul 20263711 PMAQI
11 PM2 AM
22°C18/27°C
Day time
Avg. Highest Time
3 AM
41AQI
1 hours / Day
30 hours / Month
Avg. Lowest Time
2 PM
31AQI
1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 3 AM to 3 AM (Avg. 41), while the lowest AQI was between 2 PM to 2 PM (Avg. 31).
Night time
Avg. Highest Time
12 AM - 2 AM
42AQI
3 hours / Day
90 hours / Month
Avg. Lowest Time
8 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. 42), while the lowest AQI was between 8 PM to 8 PM (Avg. 35).
2026 Days Vs Air Quality
Heihe, Heilongjiang, China
2026
46%
97
39%
83
13%
28
1%
3
Total number of days with different AQI categories in last 211 days in 2026 (154 days remaining)
Good
97 DaysModerate
83 DaysPoor
28 DaysUnhealthy
3 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 46%
Health Risk Level:
Significant
In 2026, 46% of 211 days were within WHO’s safe air quality limits, and 54% exceeded them. The risk of health issues is Significant, especially for those with existing respiratory or heart conditions.
Annual Air Quality Insights
Heihe, 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
69AQI (US)
69AQI (US)
2nd January 2026
115AQI (US)
115AQI (US)
3rd January 2026
142AQI (US)
142AQI (US)
4th January 2026
77AQI (US)
77AQI (US)
5th January 2026
64AQI (US)
64AQI (US)
6th January 2026
113AQI (US)
113AQI (US)
7th January 2026
76AQI (US)
76AQI (US)
8th January 2026
79AQI (US)
79AQI (US)
9th January 2026
114AQI (US)
114AQI (US)
10th January 2026
91AQI (US)
91AQI (US)
11th January 2026
94AQI (US)
94AQI (US)
12th January 2026
124AQI (US)
124AQI (US)
13th January 2026
125AQI (US)
125AQI (US)
14th January 2026
96AQI (US)
96AQI (US)
15th January 2026
120AQI (US)
120AQI (US)
16th January 2026
119AQI (US)
119AQI (US)
17th January 2026
90AQI (US)
90AQI (US)
18th January 2026
138AQI (US)
138AQI (US)
19th January 2026
113AQI (US)
113AQI (US)
20th January 2026
78AQI (US)
78AQI (US)
21st January 2026
81AQI (US)
81AQI (US)
22nd January 2026
64AQI (US)
64AQI (US)
23rd January 2026
81AQI (US)
81AQI (US)
24th January 2026
79AQI (US)
79AQI (US)
25th January 2026
65AQI (US)
65AQI (US)
26th January 2026
86AQI (US)
86AQI (US)
27th January 2026
105AQI (US)
105AQI (US)
28th January 2026
86AQI (US)
86AQI (US)
29th January 2026
66AQI (US)
66AQI (US)
30th January 2026
62AQI (US)
62AQI (US)
31st January 2026
97AQI (US)
97AQI (US)
1st February 2026
98AQI (US)
98AQI (US)
2nd February 2026
90AQI (US)
90AQI (US)
3rd February 2026
50AQI (US)
50AQI (US)
4th February 2026
108AQI (US)
108AQI (US)
5th February 2026
99AQI (US)
99AQI (US)
6th February 2026
43AQI (US)
43AQI (US)
7th February 2026
69AQI (US)
69AQI (US)
8th February 2026
78AQI (US)
78AQI (US)
9th February 2026
106AQI (US)
106AQI (US)
10th February 2026
134AQI (US)
134AQI (US)
11th February 2026
111AQI (US)
111AQI (US)
12th February 2026
104AQI (US)
104AQI (US)
13th February 2026
118AQI (US)
118AQI (US)
14th February 2026
108AQI (US)
108AQI (US)
15th February 2026
32AQI (US)
32AQI (US)
16th February 2026
81AQI (US)
81AQI (US)
17th February 2026
81AQI (US)
81AQI (US)
18th February 2026
45AQI (US)
45AQI (US)
19th February 2026
90AQI (US)
90AQI (US)
20th February 2026
94AQI (US)
94AQI (US)
21st February 2026
115AQI (US)
115AQI (US)
22nd February 2026
73AQI (US)
73AQI (US)
23rd February 2026
32AQI (US)
32AQI (US)
24th February 2026
33AQI (US)
33AQI (US)
25th February 2026
57AQI (US)
57AQI (US)
26th February 2026
44AQI (US)
44AQI (US)
27th February 2026
44AQI (US)
44AQI (US)
28th February 2026
36AQI (US)
36AQI (US)
1st March 2026
40AQI (US)
40AQI (US)
2nd March 2026
54AQI (US)
54AQI (US)
3rd March 2026
43AQI (US)
43AQI (US)
4th March 2026
80AQI (US)
80AQI (US)
5th March 2026
88AQI (US)
88AQI (US)
6th March 2026
63AQI (US)
63AQI (US)
7th March 2026
58AQI (US)
58AQI (US)
8th March 2026
78AQI (US)
78AQI (US)
9th March 2026
57AQI (US)
57AQI (US)
10th March 2026
80AQI (US)
80AQI (US)
11th March 2026
49AQI (US)
49AQI (US)
12th March 2026
60AQI (US)
60AQI (US)
13th March 2026
59AQI (US)
59AQI (US)
14th March 2026
64AQI (US)
64AQI (US)
15th March 2026
56AQI (US)
56AQI (US)
16th March 2026
48AQI (US)
48AQI (US)
17th March 2026
60AQI (US)
60AQI (US)
18th March 2026
62AQI (US)
62AQI (US)
19th March 2026
100AQI (US)
100AQI (US)
20th March 2026
74AQI (US)
74AQI (US)
21st March 2026
135AQI (US)
135AQI (US)
22nd March 2026
142AQI (US)
142AQI (US)
23rd March 2026
114AQI (US)
114AQI (US)
24th March 2026
138AQI (US)
138AQI (US)
25th March 2026
173AQI (US)
173AQI (US)
26th March 2026
153AQI (US)
153AQI (US)
27th March 2026
99AQI (US)
99AQI (US)
28th March 2026
112AQI (US)
112AQI (US)
29th March 2026
124AQI (US)
124AQI (US)
30th March 2026
53AQI (US)
53AQI (US)
31st March 2026
145AQI (US)
145AQI (US)
1st April 2026
98AQI (US)
98AQI (US)
2nd April 2026
158AQI (US)
158AQI (US)
3rd April 2026
108AQI (US)
108AQI (US)
4th April 2026
82AQI (US)
82AQI (US)
5th April 2026
88AQI (US)
88AQI (US)
6th April 2026
66AQI (US)
66AQI (US)
7th April 2026
39AQI (US)
39AQI (US)
8th April 2026
51AQI (US)
51AQI (US)
9th April 2026
42AQI (US)
42AQI (US)
10th April 2026
51AQI (US)
51AQI (US)
11th April 2026
57AQI (US)
57AQI (US)
12th April 2026
53AQI (US)
53AQI (US)
13th April 2026
27AQI (US)
27AQI (US)
14th April 2026
60AQI (US)
60AQI (US)
15th April 2026
81AQI (US)
81AQI (US)
16th April 2026
82AQI (US)
82AQI (US)
17th April 2026
108AQI (US)
108AQI (US)
18th April 2026
41AQI (US)
41AQI (US)
19th April 2026
36AQI (US)
36AQI (US)
20th April 2026
45AQI (US)
45AQI (US)
21st April 2026
30AQI (US)
30AQI (US)
22nd April 2026
20AQI (US)
20AQI (US)
23rd April 2026
45AQI (US)
45AQI (US)
24th April 2026
63AQI (US)
63AQI (US)
25th April 2026
49AQI (US)
49AQI (US)
26th April 2026
35AQI (US)
35AQI (US)
27th April 2026
27AQI (US)
27AQI (US)
28th April 2026
30AQI (US)
30AQI (US)
29th April 2026
41AQI (US)
41AQI (US)
30th April 2026
62AQI (US)
62AQI (US)
1st May 2026
32AQI (US)
32AQI (US)
2nd May 2026
45AQI (US)
45AQI (US)
3rd May 2026
52AQI (US)
52AQI (US)
4th May 2026
58AQI (US)
58AQI (US)
5th May 2026
42AQI (US)
42AQI (US)
6th May 2026
38AQI (US)
38AQI (US)
7th May 2026
45AQI (US)
45AQI (US)
8th May 2026
40AQI (US)
40AQI (US)
9th May 2026
40AQI (US)
40AQI (US)
10th May 2026
58AQI (US)
58AQI (US)
11th May 2026
82AQI (US)
82AQI (US)
12th May 2026
76AQI (US)
76AQI (US)
13th May 2026
76AQI (US)
76AQI (US)
14th May 2026
76AQI (US)
76AQI (US)
15th May 2026
43AQI (US)
43AQI (US)
16th May 2026
79AQI (US)
79AQI (US)
17th May 2026
68AQI (US)
68AQI (US)
18th May 2026
63AQI (US)
63AQI (US)
19th May 2026
62AQI (US)
62AQI (US)
20th May 2026
71AQI (US)
71AQI (US)
21st May 2026
77AQI (US)
77AQI (US)
22nd May 2026
87AQI (US)
87AQI (US)
23rd May 2026
85AQI (US)
85AQI (US)
24th May 2026
76AQI (US)
76AQI (US)
25th May 2026
72AQI (US)
72AQI (US)
26th May 2026
49AQI (US)
49AQI (US)
27th May 2026
29AQI (US)
29AQI (US)
28th May 2026
29AQI (US)
29AQI (US)
29th May 2026
31AQI (US)
31AQI (US)
30th May 2026
30AQI (US)
30AQI (US)
31st May 2026
42AQI (US)
42AQI (US)
1st June 2026
37AQI (US)
37AQI (US)
2nd June 2026
33AQI (US)
33AQI (US)
3rd June 2026
36AQI (US)
36AQI (US)
4th June 2026
19AQI (US)
19AQI (US)
5th June 2026
17AQI (US)
17AQI (US)
6th June 2026
25AQI (US)
25AQI (US)
7th June 2026
21AQI (US)
21AQI (US)
8th June 2026
18AQI (US)
18AQI (US)
9th June 2026
23AQI (US)
23AQI (US)
10th June 2026
31AQI (US)
31AQI (US)
11th June 2026
37AQI (US)
37AQI (US)
12th June 2026
36AQI (US)
36AQI (US)
13th June 2026
18AQI (US)
18AQI (US)
14th June 2026
20AQI (US)
20AQI (US)
15th June 2026
30AQI (US)
30AQI (US)
16th June 2026
44AQI (US)
44AQI (US)
17th June 2026
49AQI (US)
49AQI (US)
18th June 2026
41AQI (US)
41AQI (US)
19th June 2026
52AQI (US)
52AQI (US)
20th June 2026
50AQI (US)
50AQI (US)
21st June 2026
29AQI (US)
29AQI (US)
22nd June 2026
30AQI (US)
30AQI (US)
23rd June 2026
39AQI (US)
39AQI (US)
24th June 2026
49AQI (US)
49AQI (US)
25th June 2026
28AQI (US)
28AQI (US)
26th June 2026
33AQI (US)
33AQI (US)
27th June 2026
29AQI (US)
29AQI (US)
28th June 2026
27AQI (US)
27AQI (US)
29th June 2026
28AQI (US)
28AQI (US)
30th June 2026
48AQI (US)
48AQI (US)
1st July 2026
54AQI (US)
54AQI (US)
2nd July 2026
46AQI (US)
46AQI (US)
3rd July 2026
49AQI (US)
49AQI (US)
4th July 2026
26AQI (US)
26AQI (US)
5th July 2026
34AQI (US)
34AQI (US)
6th July 2026
34AQI (US)
34AQI (US)
7th July 2026
17AQI (US)
17AQI (US)
8th July 2026
20AQI (US)
20AQI (US)
9th July 2026
19AQI (US)
19AQI (US)
10th July 2026
39AQI (US)
39AQI (US)
11th July 2026
34AQI (US)
34AQI (US)
12th July 2026
18AQI (US)
18AQI (US)
13th July 2026
34AQI (US)
34AQI (US)
14th July 2026
28AQI (US)
28AQI (US)
15th July 2026
31AQI (US)
31AQI (US)
16th July 2026
22AQI (US)
22AQI (US)
17th July 2026
32AQI (US)
32AQI (US)
18th July 2026
38AQI (US)
38AQI (US)
19th July 2026
38AQI (US)
38AQI (US)
20th July 2026
37AQI (US)
37AQI (US)
21st July 2026
40AQI (US)
40AQI (US)
22nd July 2026
38AQI (US)
38AQI (US)
23rd July 2026
59AQI (US)
59AQI (US)
24th July 2026
32AQI (US)
32AQI (US)
25th July 2026
34AQI (US)
34AQI (US)
26th July 2026
43AQI (US)
43AQI (US)
27th July 2026
32AQI (US)
32AQI (US)
28th July 2026
69AQI (US)
69AQI (US)
29th July 2026
49AQI (US)
49AQI (US)
30th July 2026
35AQI (US)
35AQI (US)
31st July 2026
1st August 2026
2nd August 2026
3rd August 2026
4th August 2026
5th August 2026
6th August 2026
7th August 2026
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
94AQI (US)
78AQI (US)
86AQI (US)
59AQI (US)
57AQI (US)
33AQI (US)
36AQI (US)
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202663AQI (US)
20
11
9
11
8
4
18
7
2
14
13
2
1
14
17
29
1
27
3
97
83
28
3
Highest AQI (US) recorded in
January94AQI (US)
Lowest AQI (US) recorded in
June33AQI (US)
202583AQI (US)
1
16
12
2
13
14
1
28
3
21
9
31
7
23
21
10
26
5
22
8
24
5
2
13
12
4
1
16
13
2
76
193
72
21
3
Highest AQI (US) recorded in
January150AQI (US)
Lowest AQI (US) recorded in
August44AQI (US)
202469AQI (US)
29
2
26
3
2
28
1
3
24
2
1
2
29
6
24
11
9
11
21
10
19
11
1
28
2
6
20
4
17
13
1
71
255
38
2
Highest AQI (US) recorded in
December102AQI (US)
Lowest AQI (US) recorded in
August49AQI (US)
202358AQI (US)
2
22
5
2
2
21
5
12
17
1
1
18
12
19
12
17
4
29
2
29
1
20
10
1
4
22
3
28
3
152
151
18
3
Highest AQI (US) recorded in
January86AQI (US)
Lowest AQI (US) recorded in
August35AQI (US)
202253AQI (US)
7
23
1
12
11
11
11
1
15
14
1
22
9
22
8
16
5
1
1
28
23
5
1
2
9
19
2
9
18
175
124
6
2
Highest AQI (US) recorded in
January64AQI (US)
Lowest AQI (US) recorded in
September36AQI (US)
202154AQI (US)
6
18
2
1
8
15
3
7
20
2
20
7
2
1
28
3
16
13
26
3
1
27
3
28
2
27
4
16
11
3
5
23
3
214
122
16
2
Highest AQI (US) recorded in
January71AQI (US)
Lowest AQI (US) recorded in
August37AQI (US)
202046AQI (US)
7
6
12
9
12
6
30
11
19
1
28
3
30
22
7
2
21
9
9
20
2
182
79
5
Highest AQI (US) recorded in
December61AQI (US)
Lowest AQI (US) recorded in
August33AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Most Polluted Year Recorded
2025(Avg.)
83AQI (US)Least Polluted Year Recorded
2020(Avg.)
46AQI (US)Heihe's annual 2026 AQI (US) (63) shows an average percentage change of 8.05% (worsened AQI (US)) compared to previous years: 2020 (46), 2021 (54), 2022 (53), 2023 (58), 2024 (69), 2025 (83).
