Country Background
HistoryAQIPM2.5PM10COSO2NO2O3

Hualqui, Concepcion, Biobio, Chile 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

Hualqui, Concepcion, Biobio, Chile

2021
2022
2023
2024
2025
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
14th Nov 2024
96AQI
Lowest AQI recorded on
8th Nov 2021
13AQI

Same Day Analysis (12th November ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 4th highest AQI at 24 of Good air quality, showing improvement over 2024, 2023 and 2022 on the same day.

Download 2024 Annual Data

World Air Quality Report

Globe

Day & Night AQI Trend: 12th Nov - 13th Nov 2025

Hualqui, Concepcion, Biobio, Chile

AQI
Day
Night
.

6 AM12th Nov 2025

8 PM

5 AM13th Nov 2025

Day time
Avg. Highest Time
11AM12th Nov

53AQI

Avg. Lowest Time
8PM12th Nov

18AQI

Night time
Avg. Highest Time
2AM13th Nov

43AQI

Avg. Lowest Time
5AM13th Nov

11AQI

In the last 24 hours,

Hualqui's AQI reached its highest point of 53 at 11 AM during the Day, while the lowest point, 11, was recorded at 5 AM during the Night between 12th Nov and 13th Nov 2025.

Day & Night AQI Trend : Oct - Nov 2025

Hualqui, Concepcion, Biobio, Chile

OctNov
14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 31st31st - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th - 06th06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th
Day
Night
14th Oct 2025516 AMAQI
14th Oct 2025397 AMAQI
14th Oct 2025528 AMAQI
14th Oct 2025659 AMAQI
14th Oct 20258410 AMAQI
14th Oct 20257511 AMAQI
14th Oct 20255812 PMAQI
14th Oct 2025481 PMAQI
14th Oct 2025532 PMAQI
14th Oct 2025543 PMAQI
14th Oct 2025524 PMAQI
14th Oct 2025405 PMAQI
14th Oct 2025216 PMAQI
14th Oct 2025297 PMAQI
14th Oct 2025538 PMAQI
14th Oct 2025579 PMAQI
14th Oct 20256410 PMAQI
14th Oct 20256311 PMAQI
15th Oct 20256212 AMAQI
15th Oct 2025571 AMAQI
15th Oct 2025562 AMAQI
15th Oct 2025573 AMAQI
15th Oct 2025524 AMAQI
15th Oct 2025425 AMAQI

13°C10/17°C

15th Oct 2025266 AMAQI
15th Oct 2025237 AMAQI
15th Oct 2025248 AMAQI
15th Oct 2025229 AMAQI
15th Oct 20254710 AMAQI
15th Oct 20252911 AMAQI
15th Oct 20255812 PMAQI
15th Oct 2025581 PMAQI
15th Oct 2025532 PMAQI
15th Oct 2025543 PMAQI
15th Oct 2025634 PMAQI
15th Oct 2025535 PMAQI
15th Oct 2025526 PMAQI
15th Oct 2025447 PMAQI
15th Oct 2025488 PMAQI
15th Oct 2025619 PMAQI
15th Oct 20254010 PMAQI
15th Oct 20255211 PMAQI
16th Oct 20256512 AMAQI
16th Oct 2025901 AMAQI
16th Oct 2025852 AMAQI
16th Oct 2025663 AMAQI
16th Oct 2025564 AMAQI
16th Oct 2025485 AMAQI

12°C9/15°C

16th Oct 2025406 AMAQI
16th Oct 2025377 AMAQI
16th Oct 2025478 AMAQI
16th Oct 2025389 AMAQI
16th Oct 20255310 AMAQI
16th Oct 20255211 AMAQI
16th Oct 20255612 PMAQI
16th Oct 2025501 PMAQI
16th Oct 2025602 PMAQI
16th Oct 2025633 PMAQI
16th Oct 2025654 PMAQI
16th Oct 2025635 PMAQI
16th Oct 2025506 PMAQI
16th Oct 2025507 PMAQI
16th Oct 2025498 PMAQI
16th Oct 2025519 PMAQI
16th Oct 20255410 PMAQI
16th Oct 20254911 PMAQI
17th Oct 20255012 AMAQI
17th Oct 2025531 AMAQI
17th Oct 2025652 AMAQI
17th Oct 2025683 AMAQI
17th Oct 2025564 AMAQI
17th Oct 2025545 AMAQI

12°C7/17°C

17th Oct 2025526 AMAQI
17th Oct 2025467 AMAQI
17th Oct 2025428 AMAQI
17th Oct 2025609 AMAQI
17th Oct 20254710 AMAQI
17th Oct 20256011 AMAQI
17th Oct 20255412 PMAQI
17th Oct 2025451 PMAQI
17th Oct 2025372 PMAQI
17th Oct 2025383 PMAQI
17th Oct 2025514 PMAQI
17th Oct 2025555 PMAQI
17th Oct 2025666 PMAQI
17th Oct 2025697 PMAQI
17th Oct 2025538 PMAQI
17th Oct 2025549 PMAQI
17th Oct 20255210 PMAQI
17th Oct 20256111 PMAQI
18th Oct 20258612 AMAQI
18th Oct 2025851 AMAQI
18th Oct 2025742 AMAQI
18th Oct 2025693 AMAQI
18th Oct 2025664 AMAQI
18th Oct 2025615 AMAQI

13°C7/19°C

18th Oct 2025676 AMAQI
18th Oct 2025667 AMAQI
18th Oct 2025778 AMAQI
18th Oct 2025899 AMAQI
18th Oct 20258710 AMAQI
18th Oct 20258211 AMAQI
18th Oct 20256512 PMAQI
18th Oct 2025551 PMAQI
18th Oct 2025422 PMAQI
18th Oct 2025503 PMAQI
18th Oct 2025384 PMAQI
18th Oct 2025385 PMAQI
18th Oct 2025446 PMAQI
18th Oct 2025447 PMAQI
18th Oct 2025498 PMAQI
18th Oct 2025489 PMAQI
18th Oct 20254510 PMAQI
18th Oct 20254811 PMAQI
19th Oct 20255412 AMAQI
19th Oct 2025561 AMAQI
19th Oct 2025622 AMAQI
19th Oct 2025803 AMAQI
19th Oct 2025864 AMAQI
19th Oct 2025955 AMAQI

14°C9/20°C

19th Oct 2025836 AMAQI
19th Oct 2025697 AMAQI
19th Oct 2025548 AMAQI
19th Oct 2025519 AMAQI
19th Oct 20255610 AMAQI
19th Oct 20255811 AMAQI
19th Oct 20255512 PMAQI
19th Oct 2025541 PMAQI
19th Oct 2025582 PMAQI
19th Oct 2025623 PMAQI
19th Oct 2025614 PMAQI
19th Oct 2025395 PMAQI
19th Oct 2025166 PMAQI
19th Oct 2025197 PMAQI
19th Oct 2025208 PMAQI
19th Oct 2025169 PMAQI
19th Oct 20252110 PMAQI
19th Oct 20254411 PMAQI
20th Oct 20255812 AMAQI
20th Oct 2025521 AMAQI
20th Oct 2025542 AMAQI
20th Oct 2025563 AMAQI
20th Oct 2025644 AMAQI
20th Oct 2025655 AMAQI

13°C9/17°C

20th Oct 2025646 AMAQI
20th Oct 2025647 AMAQI
20th Oct 2025618 AMAQI
20th Oct 2025659 AMAQI
20th Oct 20256610 AMAQI
20th Oct 20258611 AMAQI
20th Oct 20256912 PMAQI
20th Oct 2025941 PMAQI
20th Oct 20251132 PMAQI
20th Oct 2025713 PMAQI
20th Oct 2025244 PMAQI
20th Oct 2025195 PMAQI
20th Oct 2025206 PMAQI
20th Oct 2025537 PMAQI
20th Oct 2025538 PMAQI
20th Oct 2025569 PMAQI
20th Oct 20255910 PMAQI
20th Oct 20256211 PMAQI
21st Oct 20255412 AMAQI
21st Oct 2025661 AMAQI
21st Oct 2025722 AMAQI
21st Oct 2025723 AMAQI
21st Oct 2025704 AMAQI
21st Oct 2025605 AMAQI

12°C8/16°C

21st Oct 2025576 AMAQI
21st Oct 2025577 AMAQI
21st Oct 2025578 AMAQI
21st Oct 2025569 AMAQI
21st Oct 20256510 AMAQI
21st Oct 20255311 AMAQI
21st Oct 20255212 PMAQI
21st Oct 2025281 PMAQI
21st Oct 2025222 PMAQI
21st Oct 2025263 PMAQI
21st Oct 2025254 PMAQI
21st Oct 2025235 PMAQI
21st Oct 2025186 PMAQI
21st Oct 2025277 PMAQI
21st Oct 2025308 PMAQI
21st Oct 2025339 PMAQI
21st Oct 20253610 PMAQI
21st Oct 20253811 PMAQI
22nd Oct 20252512 AMAQI
22nd Oct 2025441 AMAQI
22nd Oct 2025512 AMAQI
22nd Oct 2025403 AMAQI
22nd Oct 2025484 AMAQI
22nd Oct 2025325 AMAQI

13°C10/16°C

22nd Oct 2025186 AMAQI
22nd Oct 2025207 AMAQI
22nd Oct 2025208 AMAQI
22nd Oct 2025339 AMAQI
22nd Oct 20252610 AMAQI
22nd Oct 20254611 AMAQI
22nd Oct 20253712 PMAQI
22nd Oct 2025321 PMAQI
22nd Oct 2025262 PMAQI
22nd Oct 2025483 PMAQI
22nd Oct 2025424 PMAQI
22nd Oct 2025305 PMAQI
22nd Oct 2025206 PMAQI
22nd Oct 2025167 PMAQI
22nd Oct 2025158 PMAQI
22nd Oct 2025169 PMAQI
22nd Oct 20252110 PMAQI
22nd Oct 20253911 PMAQI
23rd Oct 20254612 AMAQI
23rd Oct 2025231 AMAQI
23rd Oct 2025422 AMAQI
23rd Oct 2025463 AMAQI
23rd Oct 2025284 AMAQI
23rd Oct 2025495 AMAQI

12°C8/17°C

23rd Oct 2025406 AMAQI
23rd Oct 2025527 AMAQI
23rd Oct 2025348 AMAQI
23rd Oct 2025339 AMAQI
23rd Oct 20254010 AMAQI
23rd Oct 20253011 AMAQI
23rd Oct 20252812 PMAQI
23rd Oct 2025431 PMAQI
23rd Oct 2025502 PMAQI
23rd Oct 2025493 PMAQI
23rd Oct 2025354 PMAQI
23rd Oct 2025325 PMAQI
23rd Oct 2025256 PMAQI
23rd Oct 2025277 PMAQI
23rd Oct 2025268 PMAQI
23rd Oct 2025369 PMAQI
23rd Oct 20253410 PMAQI
23rd Oct 20254911 PMAQI
24th Oct 20255612 AMAQI
24th Oct 2025371 AMAQI
24th Oct 2025442 AMAQI
24th Oct 2025363 AMAQI
24th Oct 2025164 AMAQI
24th Oct 2025155 AMAQI

12°C8/15°C

24th Oct 2025246 AMAQI
24th Oct 2025197 AMAQI
24th Oct 2025298 AMAQI
24th Oct 2025309 AMAQI
24th Oct 20251510 AMAQI
24th Oct 20252611 AMAQI
24th Oct 20252812 PMAQI
24th Oct 2025321 PMAQI
24th Oct 2025202 PMAQI
24th Oct 2025263 PMAQI
24th Oct 2025234 PMAQI
24th Oct 2025265 PMAQI
24th Oct 2025336 PMAQI
24th Oct 2025337 PMAQI
24th Oct 2025198 PMAQI
24th Oct 2025309 PMAQI
24th Oct 20253710 PMAQI
24th Oct 20255811 PMAQI
25th Oct 20256612 AMAQI
25th Oct 20251171 AMAQI
25th Oct 20251282 AMAQI
25th Oct 20251073 AMAQI
25th Oct 20251024 AMAQI
25th Oct 2025705 AMAQI

11°C7/14°C

25th Oct 2025646 AMAQI
25th Oct 2025357 AMAQI
25th Oct 2025238 AMAQI
25th Oct 2025229 AMAQI
25th Oct 20253110 AMAQI
25th Oct 20254811 AMAQI
25th Oct 20253012 PMAQI
25th Oct 2025441 PMAQI
25th Oct 2025272 PMAQI
25th Oct 2025273 PMAQI
25th Oct 2025274 PMAQI
25th Oct 2025235 PMAQI
25th Oct 2025316 PMAQI
25th Oct 2025297 PMAQI
25th Oct 2025148 PMAQI
25th Oct 2025169 PMAQI
25th Oct 20252110 PMAQI
25th Oct 20251811 PMAQI
26th Oct 20251712 AMAQI
26th Oct 2025171 AMAQI
26th Oct 2025172 AMAQI
26th Oct 2025173 AMAQI
26th Oct 2025124 AMAQI
26th Oct 2025325 AMAQI

10°C5/14°C

26th Oct 2025306 AMAQI
26th Oct 2025227 AMAQI
26th Oct 2025208 AMAQI
26th Oct 2025189 AMAQI
26th Oct 20253310 AMAQI
26th Oct 20253511 AMAQI
26th Oct 20252012 PMAQI
26th Oct 2025171 PMAQI
26th Oct 2025172 PMAQI
26th Oct 2025213 PMAQI
26th Oct 2025184 PMAQI
26th Oct 2025175 PMAQI
26th Oct 2025206 PMAQI
26th Oct 2025187 PMAQI
26th Oct 2025188 PMAQI
26th Oct 2025129 PMAQI
26th Oct 20251710 PMAQI
26th Oct 20252711 PMAQI
27th Oct 20251312 AMAQI
27th Oct 2025311 AMAQI
27th Oct 2025372 AMAQI
27th Oct 2025313 AMAQI
27th Oct 2025284 AMAQI
27th Oct 2025285 AMAQI

13°C9/17°C

27th Oct 2025286 AMAQI
27th Oct 2025237 AMAQI
27th Oct 2025238 AMAQI
27th Oct 2025269 AMAQI
27th Oct 20252310 AMAQI
27th Oct 20254111 AMAQI
27th Oct 20254312 PMAQI
27th Oct 2025241 PMAQI
27th Oct 2025592 PMAQI
27th Oct 2025573 PMAQI
27th Oct 2025564 PMAQI
27th Oct 2025465 PMAQI
27th Oct 2025406 PMAQI
27th Oct 2025307 PMAQI
27th Oct 2025328 PMAQI
27th Oct 2025359 PMAQI
27th Oct 20251910 PMAQI
27th Oct 20252211 PMAQI
28th Oct 20256012 AMAQI
28th Oct 2025861 AMAQI
28th Oct 2025972 AMAQI
28th Oct 2025753 AMAQI
28th Oct 2025634 AMAQI
28th Oct 2025635 AMAQI

14°C9/20°C

28th Oct 2025346 AMAQI
28th Oct 2025187 AMAQI
28th Oct 2025268 AMAQI
28th Oct 2025289 AMAQI
28th Oct 20253210 AMAQI
28th Oct 20253311 AMAQI
28th Oct 20253012 PMAQI
28th Oct 2025281 PMAQI
28th Oct 2025332 PMAQI
28th Oct 2025303 PMAQI
28th Oct 2025244 PMAQI
28th Oct 2025225 PMAQI
28th Oct 2025336 PMAQI
28th Oct 2025317 PMAQI
28th Oct 2025478 PMAQI
28th Oct 2025309 PMAQI
28th Oct 20253610 PMAQI
28th Oct 20253411 PMAQI
29th Oct 20253512 AMAQI
29th Oct 2025211 AMAQI
29th Oct 2025522 AMAQI
29th Oct 2025523 AMAQI
29th Oct 2025494 AMAQI
29th Oct 2025425 AMAQI

14°C8/20°C

29th Oct 2025316 AMAQI
29th Oct 2025147 AMAQI
29th Oct 2025398 AMAQI
29th Oct 2025349 AMAQI
29th Oct 20252910 AMAQI
29th Oct 20252811 AMAQI
29th Oct 20254512 PMAQI
29th Oct 2025401 PMAQI
29th Oct 2025392 PMAQI
29th Oct 2025303 PMAQI
29th Oct 2025284 PMAQI
29th Oct 2025305 PMAQI
29th Oct 2025376 PMAQI
29th Oct 2025397 PMAQI
29th Oct 2025278 PMAQI
29th Oct 2025219 PMAQI
29th Oct 20253010 PMAQI
29th Oct 20252511 PMAQI
30th Oct 20251912 AMAQI
30th Oct 2025141 AMAQI
30th Oct 2025142 AMAQI
30th Oct 2025203 AMAQI
30th Oct 2025344 AMAQI
30th Oct 2025445 AMAQI

14°C9/19°C

30th Oct 2025306 AMAQI
30th Oct 2025207 AMAQI
30th Oct 2025498 AMAQI
30th Oct 2025529 AMAQI
30th Oct 20253610 AMAQI
30th Oct 20253311 AMAQI
30th Oct 20252012 PMAQI
30th Oct 2025361 PMAQI
30th Oct 2025422 PMAQI
30th Oct 2025403 PMAQI
30th Oct 2025314 PMAQI
30th Oct 2025285 PMAQI
30th Oct 2025286 PMAQI
30th Oct 2025327 PMAQI
30th Oct 2025338 PMAQI
30th Oct 2025339 PMAQI
30th Oct 20253310 PMAQI
30th Oct 20253411 PMAQI
31st Oct 20251712 AMAQI
31st Oct 2025121 AMAQI
31st Oct 2025292 AMAQI
31st Oct 2025293 AMAQI
31st Oct 2025134 AMAQI
31st Oct 2025165 AMAQI

13°C9/18°C

31st Oct 2025136 AMAQI
31st Oct 2025117 AMAQI
31st Oct 2025238 AMAQI
31st Oct 2025299 AMAQI
31st Oct 20251510 AMAQI
31st Oct 20254611 AMAQI
31st Oct 20255412 PMAQI
31st Oct 2025541 PMAQI
31st Oct 2025242 PMAQI
31st Oct 2025173 PMAQI
31st Oct 2025214 PMAQI
31st Oct 2025345 PMAQI
31st Oct 2025356 PMAQI
31st Oct 2025187 PMAQI
31st Oct 2025118 PMAQI
31st Oct 2025289 PMAQI
31st Oct 20252710 PMAQI
31st Oct 20252511 PMAQI
1st Nov 20251512 AMAQI
1st Nov 2025191 AMAQI
1st Nov 2025492 AMAQI
1st Nov 2025583 AMAQI
1st Nov 2025594 AMAQI
1st Nov 2025565 AMAQI

12°C9/15°C

1st Nov 2025436 AMAQI
1st Nov 2025457 AMAQI
1st Nov 2025348 AMAQI
1st Nov 2025339 AMAQI
1st Nov 20255010 AMAQI
1st Nov 20255411 AMAQI
1st Nov 20255412 PMAQI
1st Nov 2025441 PMAQI
1st Nov 2025392 PMAQI
1st Nov 2025193 PMAQI
1st Nov 2025174 PMAQI
1st Nov 2025255 PMAQI
1st Nov 2025146 PMAQI
1st Nov 2025187 PMAQI
1st Nov 2025208 PMAQI
1st Nov 2025279 PMAQI
1st Nov 20252810 PMAQI
1st Nov 20252011 PMAQI
2nd Nov 20251712 AMAQI
2nd Nov 2025821 AMAQI
2nd Nov 20251102 AMAQI
2nd Nov 2025743 AMAQI
2nd Nov 2025784 AMAQI
2nd Nov 2025705 AMAQI

13°C7/17°C

2nd Nov 2025446 AMAQI
2nd Nov 2025537 AMAQI
2nd Nov 2025538 AMAQI
2nd Nov 2025419 AMAQI
2nd Nov 20252310 AMAQI
2nd Nov 20252011 AMAQI
2nd Nov 20253612 PMAQI
2nd Nov 2025321 PMAQI
2nd Nov 2025282 PMAQI
2nd Nov 2025233 PMAQI
2nd Nov 2025314 PMAQI
2nd Nov 2025225 PMAQI
2nd Nov 2025526 PMAQI
2nd Nov 2025427 PMAQI
2nd Nov 2025208 PMAQI
2nd Nov 2025299 PMAQI
2nd Nov 20254210 PMAQI
2nd Nov 20252811 PMAQI
3rd Nov 20253012 AMAQI
3rd Nov 2025481 AMAQI
3rd Nov 2025522 AMAQI
3rd Nov 2025543 AMAQI
3rd Nov 2025554 AMAQI
3rd Nov 2025185 AMAQI

14°C9/19°C

3rd Nov 2025266 AMAQI
3rd Nov 2025287 AMAQI
3rd Nov 2025288 AMAQI
3rd Nov 2025279 AMAQI
3rd Nov 20252510 AMAQI
3rd Nov 20252311 AMAQI
3rd Nov 20252212 PMAQI
3rd Nov 2025231 PMAQI
3rd Nov 2025272 PMAQI
3rd Nov 2025303 PMAQI
3rd Nov 2025324 PMAQI
3rd Nov 2025345 PMAQI
3rd Nov 2025336 PMAQI
3rd Nov 2025337 PMAQI
3rd Nov 2025258 PMAQI
3rd Nov 2025229 PMAQI
3rd Nov 20251810 PMAQI
3rd Nov 20251711 PMAQI
4th Nov 20251712 AMAQI
4th Nov 2025431 AMAQI
4th Nov 2025542 AMAQI
4th Nov 2025383 AMAQI
4th Nov 2025314 AMAQI
4th Nov 2025155 AMAQI

13°C11/15°C

4th Nov 2025206 AMAQI
4th Nov 2025227 AMAQI
4th Nov 2025298 AMAQI
4th Nov 2025139 AMAQI
4th Nov 20251610 AMAQI
4th Nov 20254011 AMAQI
4th Nov 20254612 PMAQI
4th Nov 2025491 PMAQI
4th Nov 2025352 PMAQI
4th Nov 2025203 PMAQI
4th Nov 2025174 PMAQI
4th Nov 2025175 PMAQI
4th Nov 2025136 PMAQI
4th Nov 2025117 PMAQI
4th Nov 2025478 PMAQI
4th Nov 2025199 PMAQI
4th Nov 20252310 PMAQI
4th Nov 20252311 PMAQI
5th Nov 20253112 AMAQI
5th Nov 2025481 AMAQI
5th Nov 2025552 AMAQI
5th Nov 2025553 AMAQI
5th Nov 2025554 AMAQI
5th Nov 2025465 AMAQI

13°C11/16°C

5th Nov 2025206 AMAQI
5th Nov 2025127 AMAQI
5th Nov 2025128 AMAQI
5th Nov 2025189 AMAQI
5th Nov 20254010 AMAQI
5th Nov 20254611 AMAQI
5th Nov 20253312 PMAQI
5th Nov 2025191 PMAQI
5th Nov 2025282 PMAQI
5th Nov 2025483 PMAQI
5th Nov 2025354 PMAQI
5th Nov 2025285 PMAQI
5th Nov 2025286 PMAQI
5th Nov 2025387 PMAQI
5th Nov 2025538 PMAQI
5th Nov 2025539 PMAQI
5th Nov 20254910 PMAQI
5th Nov 20255211 PMAQI
6th Nov 20253912 AMAQI
6th Nov 2025451 AMAQI
6th Nov 2025822 AMAQI
6th Nov 2025723 AMAQI
6th Nov 2025554 AMAQI
6th Nov 2025525 AMAQI

14°C10/17°C

6th Nov 2025536 AMAQI
6th Nov 2025557 AMAQI
6th Nov 2025518 AMAQI
6th Nov 2025289 AMAQI
6th Nov 20254910 AMAQI
6th Nov 20254211 AMAQI
6th Nov 20253212 PMAQI
6th Nov 2025281 PMAQI
6th Nov 2025512 PMAQI
6th Nov 2025463 PMAQI
6th Nov 2025454 PMAQI
6th Nov 2025625 PMAQI
6th Nov 2025566 PMAQI
6th Nov 2025507 PMAQI
6th Nov 2025558 PMAQI
6th Nov 2025579 PMAQI
6th Nov 20255510 PMAQI
6th Nov 20255411 PMAQI
7th Nov 20254712 AMAQI
7th Nov 2025541 AMAQI
7th Nov 2025562 AMAQI
7th Nov 2025323 AMAQI
7th Nov 2025224 AMAQI
7th Nov 2025225 AMAQI

12°C10/15°C

7th Nov 2025276 AMAQI
7th Nov 2025407 AMAQI
7th Nov 2025168 AMAQI
7th Nov 2025159 AMAQI
7th Nov 20254710 AMAQI
7th Nov 20253811 AMAQI
7th Nov 20253312 PMAQI
7th Nov 2025191 PMAQI
7th Nov 2025182 PMAQI
7th Nov 2025243 PMAQI
7th Nov 2025264 PMAQI
7th Nov 2025265 PMAQI
7th Nov 2025226 PMAQI
7th Nov 2025327 PMAQI
7th Nov 2025288 PMAQI
7th Nov 2025279 PMAQI
7th Nov 20253310 PMAQI
7th Nov 20253811 PMAQI
8th Nov 20253812 AMAQI
8th Nov 2025251 AMAQI
8th Nov 2025452 AMAQI
8th Nov 2025563 AMAQI
8th Nov 2025564 AMAQI
8th Nov 2025465 AMAQI

12°C9/16°C

8th Nov 2025446 AMAQI
8th Nov 2025347 AMAQI
8th Nov 2025338 AMAQI
8th Nov 2025209 AMAQI
8th Nov 20252510 AMAQI
8th Nov 20252811 AMAQI
8th Nov 20252812 PMAQI
8th Nov 2025231 PMAQI
8th Nov 2025222 PMAQI
8th Nov 2025183 PMAQI
8th Nov 2025384 PMAQI
8th Nov 2025225 PMAQI
8th Nov 2025306 PMAQI
8th Nov 2025227 PMAQI
8th Nov 2025328 PMAQI
8th Nov 2025389 PMAQI
8th Nov 20253310 PMAQI
8th Nov 20252911 PMAQI
9th Nov 20253812 AMAQI
9th Nov 2025281 AMAQI
9th Nov 2025452 AMAQI
9th Nov 2025503 AMAQI
9th Nov 2025524 AMAQI
9th Nov 2025555 AMAQI

13°C9/17°C

9th Nov 2025606 AMAQI
9th Nov 2025617 AMAQI
9th Nov 2025418 AMAQI
9th Nov 2025349 AMAQI
9th Nov 20253610 AMAQI
9th Nov 20253911 AMAQI
9th Nov 20255212 PMAQI
9th Nov 2025561 PMAQI
9th Nov 2025482 PMAQI
9th Nov 2025303 PMAQI
9th Nov 2025404 PMAQI
9th Nov 2025315 PMAQI
9th Nov 2025286 PMAQI
9th Nov 2025287 PMAQI
9th Nov 2025368 PMAQI
9th Nov 2025289 PMAQI
9th Nov 20252010 PMAQI
9th Nov 20252511 PMAQI
10th Nov 20252812 AMAQI
10th Nov 2025801 AMAQI
10th Nov 2025752 AMAQI
10th Nov 2025633 AMAQI
10th Nov 2025444 AMAQI
10th Nov 2025395 AMAQI

12°C9/15°C

10th Nov 2025276 AMAQI
10th Nov 2025227 AMAQI
10th Nov 2025168 AMAQI
10th Nov 2025409 AMAQI
10th Nov 20253010 AMAQI
10th Nov 20254811 AMAQI
10th Nov 20255712 PMAQI
10th Nov 2025511 PMAQI
10th Nov 2025322 PMAQI
10th Nov 2025283 PMAQI
10th Nov 2025284 PMAQI
10th Nov 2025285 PMAQI
10th Nov 2025156 PMAQI
10th Nov 2025117 PMAQI
10th Nov 2025168 PMAQI
10th Nov 2025179 PMAQI
10th Nov 20251710 PMAQI
10th Nov 20251711 PMAQI
11th Nov 20251212 AMAQI
11th Nov 2025111 AMAQI
11th Nov 2025112 AMAQI
11th Nov 2025443 AMAQI
11th Nov 2025404 AMAQI
11th Nov 2025395 AMAQI

12°C8/16°C

11th Nov 2025526 AMAQI
11th Nov 2025537 AMAQI
11th Nov 2025268 AMAQI
11th Nov 2025149 AMAQI
11th Nov 20251810 AMAQI
11th Nov 20253211 AMAQI
11th Nov 20251912 PMAQI
11th Nov 2025171 PMAQI
11th Nov 2025122 PMAQI
11th Nov 2025113 PMAQI
11th Nov 2025114 PMAQI
11th Nov 2025295 PMAQI
11th Nov 2025286 PMAQI
11th Nov 2025217 PMAQI
11th Nov 2025128 PMAQI
11th Nov 2025119 PMAQI
11th Nov 20251110 PMAQI
11th Nov 20251711 PMAQI
12th Nov 20252012 AMAQI
12th Nov 2025201 AMAQI
12th Nov 2025272 AMAQI
12th Nov 2025263 AMAQI
12th Nov 2025354 AMAQI
12th Nov 2025205 AMAQI

13°C10/16°C

12th Nov 2025226 AMAQI
12th Nov 2025197 AMAQI
12th Nov 2025258 AMAQI
12th Nov 2025259 AMAQI
12th Nov 20254310 AMAQI
12th Nov 20255311 AMAQI
12th Nov 20254412 PMAQI
12th Nov 2025331 PMAQI
12th Nov 2025322 PMAQI
12th Nov 2025303 PMAQI
12th Nov 2025244 PMAQI
12th Nov 2025185 PMAQI
12th Nov 2025246 PMAQI
12th Nov 2025287 PMAQI
12th Nov 2025188 PMAQI
12th Nov 2025179 PMAQI
12th Nov 20251910 PMAQI
12th Nov 20252011 PMAQI
13th Nov 20252612 AMAQI
13th Nov 2025391 AMAQI
13th Nov 2025432 AMAQI
13th Nov 2025283 AMAQI
13th Nov 2025134 AMAQI
13th Nov 2025115 AMAQI

14°C8/20°C

13th Nov 2025116 AMAQI
6 AM
13th Nov 2025217 AMAQI
13th Nov 2025298 AMAQI
13th Nov 2025309 AMAQI
13th Nov 20252810 AMAQI
13th Nov 20251711 AMAQI
13th Nov 20252512 PMAQI
13th Nov 2025291 PMAQI
1 PM
13th Nov 2025222 PMAQI
13th Nov 2025313 PMAQI
13th Nov 2025334 PMAQI
13th Nov 2025335 PMAQI
13th Nov 2025366 PMAQI
8 PM
1 AM
5 AM

--°C/°C

Day time
Avg. Highest Time
11 AM

43AQI

1 hours / Day
30 hours / Month
Avg. Lowest Time
6 PM - 7 PM

31AQI

2 hours / Day
60 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 11 AM to 11 AM (Avg. 43), while the lowest AQI was between 6 PM to 7 PM (Avg. 31).
Night time
Avg. Highest Time
2 AM

57AQI

1 hours / Day
30 hours / Month
Avg. Lowest Time
9 PM - 10 PM

33AQI

2 hours / Day
60 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 2 AM to 2 AM (Avg. 57), while the lowest AQI was between 9 PM to 10 PM (Avg. 33).

2025 Days Vs Air Quality

Hualqui, Concepcion, Biobio, Chile

2025

43%

136

47%

147

10%

33

Total number of days with different AQI categories in last 317 days in 2025 (48 days remaining)

Good
136 Days
Moderate
147 Days
Poor
33 Days
Unhealthy
0 Days
Severe
0 Days
Hazardous
0 Days

Under WHO’s Safe Air Quality Limits: 43%

Health Risk Level:

Significant

In 2025, 43% of 317 days were within WHO’s safe air quality limits, and 57% exceeded them. The risk of health issues is Significant, especially for those with existing respiratory or heart conditions.

Annual Air Quality Insights

Hualqui, Concepcion, Biobio, Chile

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
48AQI
2nd January 2025
42AQI
3rd January 2025
45AQI
4th January 2025
31AQI
5th January 2025
41AQI
6th January 2025
40AQI
7th January 2025
35AQI
8th January 2025
40AQI
9th January 2025
32AQI
10th January 2025
44AQI
11th January 2025
40AQI
12th January 2025
46AQI
13th January 2025
46AQI
14th January 2025
39AQI
15th January 2025
24AQI
16th January 2025
27AQI
17th January 2025
33AQI
18th January 2025
31AQI
19th January 2025
45AQI
20th January 2025
48AQI
21st January 2025
35AQI
22nd January 2025
29AQI
23rd January 2025
31AQI
24th January 2025
39AQI
25th January 2025
40AQI
26th January 2025
40AQI
27th January 2025
32AQI
28th January 2025
51AQI
29th January 2025
47AQI
30th January 2025
37AQI
31st January 2025
36AQI
1st February 2025
37AQI
2nd February 2025
32AQI
3rd February 2025
33AQI
4th February 2025
37AQI
5th February 2025
30AQI
6th February 2025
33AQI
7th February 2025
62AQI
8th February 2025
57AQI
9th February 2025
58AQI
10th February 2025
56AQI
11th February 2025
85AQI
12th February 2025
94AQI
13th February 2025
62AQI
14th February 2025
46AQI
15th February 2025
47AQI
16th February 2025
44AQI
17th February 2025
42AQI
18th February 2025
51AQI
19th February 2025
43AQI
20th February 2025
38AQI
21st February 2025
28AQI
22nd February 2025
27AQI
23rd February 2025
32AQI
24th February 2025
31AQI
25th February 2025
37AQI
26th February 2025
50AQI
27th February 2025
38AQI
28th February 2025
27AQI
1st March 2025
24AQI
2nd March 2025
26AQI
3rd March 2025
25AQI
4th March 2025
41AQI
5th March 2025
46AQI
6th March 2025
25AQI
7th March 2025
24AQI
8th March 2025
30AQI
9th March 2025
39AQI
10th March 2025
37AQI
11th March 2025
42AQI
12th March 2025
52AQI
13th March 2025
49AQI
14th March 2025
53AQI
15th March 2025
49AQI
16th March 2025
48AQI
17th March 2025
47AQI
18th March 2025
42AQI
19th March 2025
52AQI
20th March 2025
43AQI
21st March 2025
41AQI
22nd March 2025
46AQI
23rd March 2025
50AQI
24th March 2025
63AQI
25th March 2025
67AQI
26th March 2025
78AQI
27th March 2025
68AQI
28th March 2025
37AQI
29th March 2025
25AQI
30th March 2025
27AQI
31st March 2025
36AQI
1st April 2025
36AQI
2nd April 2025
51AQI
3rd April 2025
50AQI
4th April 2025
64AQI
5th April 2025
52AQI
6th April 2025
51AQI
7th April 2025
63AQI
8th April 2025
75AQI
9th April 2025
51AQI
10th April 2025
39AQI
11th April 2025
50AQI
12th April 2025
37AQI
13th April 2025
36AQI
14th April 2025
32AQI
15th April 2025
63AQI
16th April 2025
65AQI
17th April 2025
66AQI
18th April 2025
92AQI
19th April 2025
67AQI
20th April 2025
76AQI
21st April 2025
54AQI
22nd April 2025
35AQI
23rd April 2025
42AQI
24th April 2025
33AQI
25th April 2025
40AQI
26th April 2025
63AQI
27th April 2025
62AQI
28th April 2025
60AQI
29th April 2025
70AQI
30th April 2025
64AQI
1st May 2025
39AQI
2nd May 2025
80AQI
3rd May 2025
93AQI
4th May 2025
71AQI
5th May 2025
78AQI
6th May 2025
85AQI
7th May 2025
71AQI
8th May 2025
66AQI
9th May 2025
44AQI
10th May 2025
75AQI
11th May 2025
89AQI
12th May 2025
92AQI
13th May 2025
101AQI
14th May 2025
74AQI
15th May 2025
109AQI
16th May 2025
80AQI
17th May 2025
57AQI
18th May 2025
84AQI
19th May 2025
87AQI
20th May 2025
107AQI
21st May 2025
86AQI
22nd May 2025
98AQI
23rd May 2025
113AQI
24th May 2025
88AQI
25th May 2025
65AQI
26th May 2025
55AQI
27th May 2025
78AQI
28th May 2025
91AQI
29th May 2025
96AQI
30th May 2025
88AQI
31st May 2025
103AQI
1st June 2025
120AQI
2nd June 2025
146AQI
3rd June 2025
138AQI
4th June 2025
121AQI
5th June 2025
113AQI
6th June 2025
107AQI
7th June 2025
112AQI
8th June 2025
123AQI
9th June 2025
131AQI
10th June 2025
141AQI
11th June 2025
98AQI
12th June 2025
60AQI
13th June 2025
81AQI
14th June 2025
60AQI
15th June 2025
46AQI
16th June 2025
58AQI
17th June 2025
54AQI
18th June 2025
81AQI
19th June 2025
91AQI
20th June 2025
118AQI
21st June 2025
84AQI
22nd June 2025
78AQI
23rd June 2025
113AQI
24th June 2025
115AQI
25th June 2025
101AQI
26th June 2025
120AQI
27th June 2025
134AQI
28th June 2025
131AQI
29th June 2025
125AQI
30th June 2025
120AQI
1st July 2025
126AQI
2nd July 2025
139AQI
3rd July 2025
149AQI
4th July 2025
145AQI
5th July 2025
113AQI
6th July 2025
57AQI
7th July 2025
54AQI
8th July 2025
74AQI
9th July 2025
92AQI
10th July 2025
96AQI
11th July 2025
95AQI
12th July 2025
76AQI
13th July 2025
77AQI
14th July 2025
70AQI
15th July 2025
65AQI
16th July 2025
101AQI
17th July 2025
90AQI
18th July 2025
90AQI
19th July 2025
85AQI
20th July 2025
107AQI
21st July 2025
107AQI
22nd July 2025
61AQI
23rd July 2025
97AQI
24th July 2025
80AQI
25th July 2025
37AQI
26th July 2025
63AQI
27th July 2025
56AQI
28th July 2025
36AQI
29th July 2025
75AQI
30th July 2025
48AQI
31st July 2025
43AQI
1st August 2025
33AQI
2nd August 2025
49AQI
3rd August 2025
70AQI
4th August 2025
74AQI
5th August 2025
75AQI
6th August 2025
76AQI
7th August 2025
66AQI
8th August 2025
88AQI
9th August 2025
105AQI
10th August 2025
93AQI
11th August 2025
70AQI
12th August 2025
37AQI
13th August 2025
63AQI
14th August 2025
75AQI
15th August 2025
63AQI
16th August 2025
58AQI
17th August 2025
85AQI
18th August 2025
74AQI
19th August 2025
60AQI
20th August 2025
47AQI
21st August 2025
29AQI
22nd August 2025
40AQI
23rd August 2025
56AQI
24th August 2025
62AQI
25th August 2025
55AQI
26th August 2025
62AQI
27th August 2025
65AQI
28th August 2025
58AQI
29th August 2025
56AQI
30th August 2025
87AQI
31st August 2025
72AQI
1st September 2025
51AQI
2nd September 2025
46AQI
3rd September 2025
51AQI
4th September 2025
76AQI
5th September 2025
79AQI
6th September 2025
70AQI
7th September 2025
52AQI
8th September 2025
45AQI
9th September 2025
28AQI
10th September 2025
39AQI
11th September 2025
57AQI
12th September 2025
70AQI
13th September 2025
40AQI
14th September 2025
55AQI
15th September 2025
55AQI
16th September 2025
58AQI
17th September 2025
57AQI
18th September 2025
31AQI
19th September 2025
38AQI
20th September 2025
28AQI
21st September 2025
33AQI
22nd September 2025
52AQI
23rd September 2025
51AQI
24th September 2025
59AQI
25th September 2025
39AQI
26th September 2025
32AQI
27th September 2025
39AQI
28th September 2025
37AQI
29th September 2025
39AQI
30th September 2025
51AQI
1st October 2025
66AQI
2nd October 2025
52AQI
3rd October 2025
69AQI
4th October 2025
52AQI
5th October 2025
62AQI
6th October 2025
63AQI
7th October 2025
51AQI
8th October 2025
56AQI
9th October 2025
54AQI
10th October 2025
60AQI
11th October 2025
48AQI
12th October 2025
67AQI
13th October 2025
60AQI
14th October 2025
55AQI
15th October 2025
47AQI
16th October 2025
56AQI
17th October 2025
55AQI
18th October 2025
60AQI
19th October 2025
51AQI
20th October 2025
59AQI
21st October 2025
49AQI
22nd October 2025
32AQI
23rd October 2025
37AQI
24th October 2025
30AQI
25th October 2025
48AQI
26th October 2025
20AQI
27th October 2025
32AQI
28th October 2025
43AQI
29th October 2025
34AQI
30th October 2025
31AQI
31st October 2025
24AQI
1st November 2025
35AQI
2nd November 2025
45AQI
3rd November 2025
31AQI
4th November 2025
27AQI
5th November 2025
39AQI
6th November 2025
52AQI
7th November 2025
32AQI
8th November 2025
34AQI
9th November 2025
38AQI
10th November 2025
33AQI
11th November 2025
23AQI
12th November 2025
24AQI
13th November 2025
14th November 2025
15th November 2025
16th November 2025
17th November 2025
18th November 2025
19th November 2025
20th November 2025
21st November 2025
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

39AQI

45AQI

43AQI

55AQI

82AQI

104AQI

84AQI

65AQI

49AQI

49AQI

34AQI

No. of days

Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days

202560AQI

30
1
20
8
24
7
11
19
2
24
5
1
10
19
4
19
8
6
24
1
14
16
13
18
11
1
136
147
33

Highest AQI recorded in

June

104AQI

Lowest AQI recorded in

November

34AQI

202452AQI

26
5
26
2
21
4
2
26
2
2
15
23
7
8
23
4
17
10
4
24
2
19
12
29
1
29
2
193
138
14

Highest AQI recorded in

August

83AQI

Lowest AQI recorded in

November

35AQI

202362AQI

30
1
12
4
6
4
2
23
8
10
20
19
12
7
11
10
2
1
20
9
1
4
19
8
11
19
16
9
28
1
30
1
172
132
45
7
2

Highest AQI recorded in

February

96AQI

Lowest AQI recorded in

November

30AQI

202259AQI

31
14
7
25
6
10
17
1
1
1
18
13
3
17
9
1
3
18
1
1
3
5
21
3
21
10
26
4
25
5
1
163
123
31
3
1

Highest AQI recorded in

August

131AQI

Lowest AQI recorded in

January

29AQI

202168AQI

26
4
27
1
21
10
3
26
1
13
13
5
16
9
5
9
17
5
2
15
6
8
4
26
20
11
29
22
9
154
140
46
23

Highest AQI recorded in

July

120AQI

Lowest AQI recorded in

November

32AQI

202064AQI

10
3
2
18
1
2
7
8
1
3
21
2
3
6
16
7
2
2
17
11
1
4
20
6
16
15
29
1
30
1
104
119
35
7

Highest AQI recorded in

May

101AQI

Lowest AQI recorded in

November

30AQI

Most & Least Polluted Years Over the Last 6 Years

Most Polluted Year Recorded
2021(Avg.)
68AQI
Least Polluted Year Recorded
2024(Avg.)
52AQI

Hualqui's annual 2025 AQI (60) shows an average percentage change of -0.3% (improved AQI) compared to previous years: 2020 (64), 2021 (68), 2022 (59), 2023 (62), 2024 (52).