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HistoryAQIPM2.5PM10COSO2NO2O3

Curanilahue, 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+

September Air Quality Analysis

Curanilahue, Biobio, Chile

2021
2022
2023
2024
2025
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
8th Sep 2024
125AQI
Lowest AQI recorded on
22nd Sep 2023
22AQI

Same Day Analysis (18th September ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 4th highest AQI at 46 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: 19th Sep - 20th Sep 2025

Curanilahue, Biobio, Chile

AQI
Day
Night
.

7 AM19th Sep 2025

6 PM

6 AM20th Sep 2025

Day time
Avg. Highest Time
4PM19th Sep

63AQI

Avg. Lowest Time
7AM19th Sep

31AQI

Night time
Avg. Highest Time
3AM20th Sep

71AQI

Avg. Lowest Time
12AM20th Sep

56AQI

In the last 24 hours,

Curanilahue's AQI reached its highest point of 71 at 3 AM during the Night, while the lowest point, undefined, was recorded at 6 AM during the Night between 19th Sep and 20th Sep 2025.

Day & Night AQI Trend : Aug - Sep 2025

Curanilahue, Biobio, Chile

AugSep
21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 31st31st - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th - 06th06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th
Day
Night
21st Aug 2025247 AMAQI
21st Aug 2025358 AMAQI
21st Aug 2025449 AMAQI
21st Aug 20254010 AMAQI
21st Aug 20255111 AMAQI
21st Aug 20254312 PMAQI
21st Aug 2025561 PMAQI
21st Aug 2025522 PMAQI
21st Aug 2025393 PMAQI
21st Aug 2025394 PMAQI
21st Aug 2025415 PMAQI
21st Aug 2025366 PMAQI
21st Aug 2025417 PMAQI
21st Aug 2025418 PMAQI
21st Aug 2025399 PMAQI
21st Aug 20254010 PMAQI
21st Aug 20254411 PMAQI
22nd Aug 20254212 AMAQI
22nd Aug 2025441 AMAQI
22nd Aug 2025452 AMAQI
22nd Aug 2025413 AMAQI
22nd Aug 2025384 AMAQI
22nd Aug 2025425 AMAQI
22nd Aug 2025306 AMAQI

9°C7/10°C

22nd Aug 2025407 AMAQI
22nd Aug 2025288 AMAQI
22nd Aug 2025349 AMAQI
22nd Aug 20253110 AMAQI
22nd Aug 20254411 AMAQI
22nd Aug 20255212 PMAQI
22nd Aug 2025361 PMAQI
22nd Aug 2025422 PMAQI
22nd Aug 2025423 PMAQI
22nd Aug 2025384 PMAQI
22nd Aug 2025405 PMAQI
22nd Aug 2025406 PMAQI
22nd Aug 2025397 PMAQI
22nd Aug 2025448 PMAQI
22nd Aug 2025449 PMAQI
22nd Aug 20253910 PMAQI
22nd Aug 20254011 PMAQI
23rd Aug 20255412 AMAQI
23rd Aug 2025731 AMAQI
23rd Aug 2025602 AMAQI
23rd Aug 2025753 AMAQI
23rd Aug 2025514 AMAQI
23rd Aug 2025485 AMAQI
23rd Aug 2025596 AMAQI

8°C7/10°C

23rd Aug 2025567 AMAQI
23rd Aug 2025578 AMAQI
23rd Aug 2025589 AMAQI
23rd Aug 20255610 AMAQI
23rd Aug 20255411 AMAQI
23rd Aug 20255512 PMAQI
23rd Aug 2025521 PMAQI
23rd Aug 2025582 PMAQI
23rd Aug 2025603 PMAQI
23rd Aug 2025604 PMAQI
23rd Aug 2025625 PMAQI
23rd Aug 2025506 PMAQI
23rd Aug 2025607 PMAQI
23rd Aug 2025608 PMAQI
23rd Aug 2025579 PMAQI
23rd Aug 20256010 PMAQI
23rd Aug 20255911 PMAQI
24th Aug 20256812 AMAQI
24th Aug 20251121 AMAQI
24th Aug 2025662 AMAQI
24th Aug 2025543 AMAQI
24th Aug 2025494 AMAQI
24th Aug 2025465 AMAQI
24th Aug 2025296 AMAQI

8°C7/10°C

24th Aug 2025477 AMAQI
24th Aug 2025538 AMAQI
24th Aug 2025549 AMAQI
24th Aug 20255410 AMAQI
24th Aug 20256011 AMAQI
24th Aug 20255412 PMAQI
24th Aug 2025631 PMAQI
24th Aug 2025602 PMAQI
24th Aug 2025583 PMAQI
24th Aug 2025554 PMAQI
24th Aug 2025615 PMAQI
24th Aug 2025576 PMAQI
24th Aug 2025627 PMAQI
24th Aug 2025588 PMAQI
24th Aug 2025609 PMAQI
24th Aug 20256710 PMAQI
24th Aug 20256311 PMAQI
25th Aug 20256612 AMAQI
25th Aug 2025811 AMAQI
25th Aug 2025682 AMAQI
25th Aug 2025603 AMAQI
25th Aug 2025464 AMAQI
25th Aug 2025305 AMAQI
25th Aug 2025306 AMAQI

10°C9/12°C

25th Aug 2025367 AMAQI
25th Aug 2025448 AMAQI
25th Aug 2025529 AMAQI
25th Aug 20255810 AMAQI
25th Aug 20255111 AMAQI
25th Aug 20254812 PMAQI
25th Aug 2025481 PMAQI
25th Aug 2025422 PMAQI
25th Aug 2025483 PMAQI
25th Aug 2025544 PMAQI
25th Aug 2025545 PMAQI
25th Aug 2025546 PMAQI
25th Aug 2025447 PMAQI
25th Aug 2025498 PMAQI
25th Aug 2025569 PMAQI
25th Aug 20255410 PMAQI
25th Aug 20255411 PMAQI
26th Aug 20254812 AMAQI
26th Aug 2025691 AMAQI
26th Aug 2025592 AMAQI
26th Aug 2025403 AMAQI
26th Aug 2025424 AMAQI
26th Aug 2025455 AMAQI
26th Aug 2025386 AMAQI

11°C9/13°C

26th Aug 2025487 AMAQI
26th Aug 2025548 AMAQI
26th Aug 2025549 AMAQI
26th Aug 20256010 AMAQI
26th Aug 20255511 AMAQI
26th Aug 20255012 PMAQI
26th Aug 2025501 PMAQI
26th Aug 2025502 PMAQI
26th Aug 2025543 PMAQI
26th Aug 2025554 PMAQI
26th Aug 2025565 PMAQI
26th Aug 2025556 PMAQI
26th Aug 2025567 PMAQI
26th Aug 2025618 PMAQI
26th Aug 2025599 PMAQI
26th Aug 20255410 PMAQI
26th Aug 20255711 PMAQI
27th Aug 20255512 AMAQI
27th Aug 2025711 AMAQI
27th Aug 2025672 AMAQI
27th Aug 2025603 AMAQI
27th Aug 2025434 AMAQI
27th Aug 2025585 AMAQI
27th Aug 2025456 AMAQI

11°C9/14°C

27th Aug 2025607 AMAQI
27th Aug 2025618 AMAQI
27th Aug 2025559 AMAQI
27th Aug 20256210 AMAQI
27th Aug 20256211 AMAQI
27th Aug 20256212 PMAQI
27th Aug 2025611 PMAQI
27th Aug 2025562 PMAQI
27th Aug 2025623 PMAQI
27th Aug 2025594 PMAQI
27th Aug 2025575 PMAQI
27th Aug 2025596 PMAQI
27th Aug 2025607 PMAQI
27th Aug 2025578 PMAQI
27th Aug 2025609 PMAQI
27th Aug 20256110 PMAQI
27th Aug 20255911 PMAQI
28th Aug 20256212 AMAQI
28th Aug 20251271 AMAQI
28th Aug 2025762 AMAQI
28th Aug 2025623 AMAQI
28th Aug 2025554 AMAQI
28th Aug 2025515 AMAQI
28th Aug 2025406 AMAQI

11°C9/14°C

28th Aug 2025587 AMAQI
28th Aug 2025568 AMAQI
28th Aug 2025549 AMAQI
28th Aug 20255710 AMAQI
28th Aug 20255811 AMAQI
28th Aug 20255912 PMAQI
28th Aug 2025621 PMAQI
28th Aug 2025602 PMAQI
28th Aug 2025623 PMAQI
28th Aug 2025614 PMAQI
28th Aug 2025625 PMAQI
28th Aug 2025626 PMAQI
28th Aug 2025647 PMAQI
28th Aug 2025628 PMAQI
28th Aug 2025649 PMAQI
28th Aug 20256410 PMAQI
28th Aug 20256511 PMAQI
29th Aug 20256112 AMAQI
29th Aug 2025581 AMAQI
29th Aug 2025562 AMAQI
29th Aug 2025513 AMAQI
29th Aug 2025544 AMAQI
29th Aug 2025475 AMAQI
29th Aug 2025726 AMAQI

11°C9/13°C

29th Aug 2025607 AMAQI
29th Aug 2025618 AMAQI
29th Aug 2025639 AMAQI
29th Aug 20256310 AMAQI
29th Aug 20256011 AMAQI
29th Aug 20256212 PMAQI
29th Aug 2025641 PMAQI
29th Aug 2025612 PMAQI
29th Aug 2025603 PMAQI
29th Aug 2025594 PMAQI
29th Aug 2025595 PMAQI
29th Aug 2025596 PMAQI
29th Aug 2025587 PMAQI
29th Aug 2025568 PMAQI
29th Aug 2025589 PMAQI
29th Aug 20256010 PMAQI
29th Aug 20255811 PMAQI
30th Aug 20255812 AMAQI
30th Aug 20251361 AMAQI
30th Aug 20251422 AMAQI
30th Aug 20251223 AMAQI
30th Aug 2025904 AMAQI
30th Aug 2025795 AMAQI
30th Aug 2025926 AMAQI

11°C9/13°C

30th Aug 2025847 AMAQI
30th Aug 2025878 AMAQI
30th Aug 2025709 AMAQI
30th Aug 20258210 AMAQI
30th Aug 20259911 AMAQI
30th Aug 20259612 PMAQI
30th Aug 2025811 PMAQI
30th Aug 2025702 PMAQI
30th Aug 2025703 PMAQI
30th Aug 2025874 PMAQI
30th Aug 2025935 PMAQI
30th Aug 2025816 PMAQI
30th Aug 2025937 PMAQI
30th Aug 2025828 PMAQI
30th Aug 2025739 PMAQI
30th Aug 20259410 PMAQI
30th Aug 20259211 PMAQI
31st Aug 20258012 AMAQI
31st Aug 2025951 AMAQI
31st Aug 2025772 AMAQI
31st Aug 2025723 AMAQI
31st Aug 2025634 AMAQI
31st Aug 2025565 AMAQI
31st Aug 2025646 AMAQI

11°C10/14°C

31st Aug 2025657 AMAQI
31st Aug 2025628 AMAQI
31st Aug 2025689 AMAQI
31st Aug 20256610 AMAQI
31st Aug 20258011 AMAQI
31st Aug 20257112 PMAQI
31st Aug 2025641 PMAQI
31st Aug 2025602 PMAQI
31st Aug 2025643 PMAQI
31st Aug 2025684 PMAQI
31st Aug 2025715 PMAQI
31st Aug 2025706 PMAQI
31st Aug 2025707 PMAQI
31st Aug 2025728 PMAQI
31st Aug 2025729 PMAQI
31st Aug 20256810 PMAQI
31st Aug 20256611 PMAQI
1st Sep 20257012 AMAQI
1st Sep 2025721 AMAQI
1st Sep 2025712 AMAQI
1st Sep 2025493 AMAQI
1st Sep 2025424 AMAQI
1st Sep 2025365 AMAQI
1st Sep 2025346 AMAQI

11°C10/13°C

1st Sep 2025467 AMAQI
1st Sep 2025488 AMAQI
1st Sep 2025529 AMAQI
1st Sep 20255410 AMAQI
1st Sep 20255511 AMAQI
1st Sep 20255612 PMAQI
1st Sep 2025541 PMAQI
1st Sep 2025562 PMAQI
1st Sep 2025543 PMAQI
1st Sep 2025584 PMAQI
1st Sep 2025485 PMAQI
1st Sep 2025566 PMAQI
1st Sep 2025587 PMAQI
1st Sep 2025578 PMAQI
1st Sep 2025619 PMAQI
1st Sep 20255810 PMAQI
1st Sep 20255611 PMAQI
2nd Sep 20255712 AMAQI
2nd Sep 2025471 AMAQI
2nd Sep 2025372 AMAQI
2nd Sep 2025243 AMAQI
2nd Sep 2025214 AMAQI
2nd Sep 2025385 AMAQI
2nd Sep 2025326 AMAQI

11°C10/13°C

2nd Sep 2025267 AMAQI
2nd Sep 2025388 AMAQI
2nd Sep 2025419 AMAQI
2nd Sep 20255010 AMAQI
2nd Sep 20255011 AMAQI
2nd Sep 20252812 PMAQI
2nd Sep 2025431 PMAQI
2nd Sep 2025432 PMAQI
2nd Sep 2025403 PMAQI
2nd Sep 2025404 PMAQI
2nd Sep 2025405 PMAQI
2nd Sep 2025406 PMAQI
2nd Sep 2025417 PMAQI
2nd Sep 2025408 PMAQI
2nd Sep 2025469 PMAQI
2nd Sep 20256610 PMAQI
2nd Sep 20254311 PMAQI
3rd Sep 20254812 AMAQI
3rd Sep 2025511 AMAQI
3rd Sep 2025462 AMAQI
3rd Sep 2025613 AMAQI
3rd Sep 2025464 AMAQI
3rd Sep 2025405 AMAQI
3rd Sep 2025456 AMAQI

9°C8/11°C

3rd Sep 2025537 AMAQI
3rd Sep 2025458 AMAQI
3rd Sep 2025569 AMAQI
3rd Sep 20255510 AMAQI
3rd Sep 20256311 AMAQI
3rd Sep 20255212 PMAQI
3rd Sep 2025441 PMAQI
3rd Sep 2025452 PMAQI
3rd Sep 2025483 PMAQI
3rd Sep 2025524 PMAQI
3rd Sep 2025525 PMAQI
3rd Sep 2025526 PMAQI
3rd Sep 2025527 PMAQI
3rd Sep 2025528 PMAQI
3rd Sep 2025529 PMAQI
3rd Sep 20255010 PMAQI
3rd Sep 20255211 PMAQI
4th Sep 20255712 AMAQI
4th Sep 2025661 AMAQI
4th Sep 2025522 AMAQI
4th Sep 2025363 AMAQI
4th Sep 2025244 AMAQI
4th Sep 2025165 AMAQI
4th Sep 2025206 AMAQI

9°C8/11°C

4th Sep 2025477 AMAQI
4th Sep 2025378 AMAQI
4th Sep 2025299 AMAQI
4th Sep 20253810 AMAQI
4th Sep 20253211 AMAQI
4th Sep 20253112 PMAQI
4th Sep 2025341 PMAQI
4th Sep 2025392 PMAQI
4th Sep 2025443 PMAQI
4th Sep 2025454 PMAQI
4th Sep 2025515 PMAQI
4th Sep 2025406 PMAQI
4th Sep 2025487 PMAQI
4th Sep 2025488 PMAQI
4th Sep 2025509 PMAQI
4th Sep 20255710 PMAQI
4th Sep 20254611 PMAQI
5th Sep 20255812 AMAQI
5th Sep 20251011 AMAQI
5th Sep 2025952 AMAQI
5th Sep 2025883 AMAQI
5th Sep 2025914 AMAQI
5th Sep 2025825 AMAQI
5th Sep 2025706 AMAQI

8°C6/11°C

5th Sep 2025637 AMAQI
5th Sep 2025748 AMAQI
5th Sep 2025789 AMAQI
5th Sep 20258210 AMAQI
5th Sep 20257811 AMAQI
5th Sep 20256912 PMAQI
5th Sep 2025661 PMAQI
5th Sep 2025722 PMAQI
5th Sep 2025773 PMAQI
5th Sep 2025764 PMAQI
5th Sep 2025755 PMAQI
5th Sep 2025786 PMAQI
5th Sep 2025777 PMAQI
5th Sep 2025778 PMAQI
5th Sep 2025799 PMAQI
5th Sep 20258010 PMAQI
5th Sep 20257411 PMAQI
6th Sep 20258012 AMAQI
6th Sep 2025671 AMAQI
6th Sep 2025752 AMAQI
6th Sep 20251133 AMAQI
6th Sep 2025844 AMAQI
6th Sep 2025575 AMAQI
6th Sep 2025436 AMAQI

10°C7/13°C

6th Sep 2025547 AMAQI
6th Sep 2025638 AMAQI
6th Sep 2025669 AMAQI
6th Sep 20256610 AMAQI
6th Sep 20256711 AMAQI
6th Sep 20257112 PMAQI
6th Sep 2025701 PMAQI
6th Sep 2025762 PMAQI
6th Sep 2025683 PMAQI
6th Sep 2025724 PMAQI
6th Sep 2025715 PMAQI
6th Sep 2025746 PMAQI
6th Sep 2025737 PMAQI
6th Sep 2025728 PMAQI
6th Sep 2025699 PMAQI
6th Sep 20257210 PMAQI
6th Sep 20256811 PMAQI
7th Sep 2025531 AMAQI
7th Sep 2025652 AMAQI
7th Sep 2025753 AMAQI
7th Sep 2025674 AMAQI
7th Sep 2025635 AMAQI
7th Sep 2025506 AMAQI

10°C8/13°C

7th Sep 2025627 AMAQI
7th Sep 2025488 AMAQI
7th Sep 2025539 AMAQI
7th Sep 20254710 AMAQI
7th Sep 20255311 AMAQI
7th Sep 20256012 PMAQI
7th Sep 2025581 PMAQI
7th Sep 2025672 PMAQI
7th Sep 2025563 PMAQI
7th Sep 2025584 PMAQI
7th Sep 2025565 PMAQI
7th Sep 2025566 PMAQI
7th Sep 2025567 PMAQI
7th Sep 2025588 PMAQI
7th Sep 2025599 PMAQI
7th Sep 20255610 PMAQI
7th Sep 20255811 PMAQI
8th Sep 20255412 AMAQI
8th Sep 2025591 AMAQI
8th Sep 2025532 AMAQI
8th Sep 2025483 AMAQI
8th Sep 2025474 AMAQI
8th Sep 2025375 AMAQI
8th Sep 2025286 AMAQI

10°C10/11°C

8th Sep 2025247 AMAQI
8th Sep 2025358 AMAQI
8th Sep 2025319 AMAQI
8th Sep 20254410 AMAQI
8th Sep 20254911 AMAQI
8th Sep 20254012 PMAQI
8th Sep 2025411 PMAQI
8th Sep 2025422 PMAQI
8th Sep 2025383 PMAQI
8th Sep 2025414 PMAQI
8th Sep 2025425 PMAQI
8th Sep 2025486 PMAQI
8th Sep 2025447 PMAQI
8th Sep 2025448 PMAQI
8th Sep 2025439 PMAQI
8th Sep 20254410 PMAQI
8th Sep 20254011 PMAQI
9th Sep 20254212 AMAQI
9th Sep 2025431 AMAQI
9th Sep 2025362 AMAQI
9th Sep 2025253 AMAQI
9th Sep 2025184 AMAQI
9th Sep 2025275 AMAQI
9th Sep 2025166 AMAQI

11°C10/13°C

9th Sep 2025147 AMAQI
9th Sep 2025188 AMAQI
9th Sep 2025229 AMAQI
9th Sep 20252210 AMAQI
9th Sep 20253611 AMAQI
9th Sep 20252312 PMAQI
9th Sep 2025241 PMAQI
9th Sep 2025292 PMAQI
9th Sep 2025303 PMAQI
9th Sep 2025294 PMAQI
9th Sep 2025355 PMAQI
9th Sep 2025326 PMAQI
9th Sep 2025367 PMAQI
9th Sep 2025288 PMAQI
9th Sep 2025289 PMAQI
9th Sep 20254610 PMAQI
9th Sep 20252811 PMAQI
10th Sep 20252612 AMAQI
10th Sep 2025341 AMAQI
10th Sep 2025192 AMAQI
10th Sep 2025343 AMAQI
10th Sep 2025344 AMAQI
10th Sep 2025405 AMAQI
10th Sep 2025466 AMAQI

12°C11/13°C

10th Sep 2025407 AMAQI
10th Sep 2025448 AMAQI
10th Sep 2025489 AMAQI
10th Sep 20254410 AMAQI
10th Sep 20255111 AMAQI
10th Sep 20255012 PMAQI
10th Sep 2025461 PMAQI
10th Sep 2025402 PMAQI
10th Sep 2025503 PMAQI
10th Sep 2025364 PMAQI
10th Sep 2025385 PMAQI
10th Sep 2025376 PMAQI
10th Sep 2025347 PMAQI
10th Sep 2025338 PMAQI
10th Sep 2025369 PMAQI
10th Sep 20255410 PMAQI
10th Sep 20253811 PMAQI
11th Sep 20255012 AMAQI
11th Sep 2025461 AMAQI
11th Sep 2025722 AMAQI
11th Sep 2025803 AMAQI
11th Sep 2025584 AMAQI
11th Sep 2025675 AMAQI
11th Sep 2025336 AMAQI

11°C10/13°C

11th Sep 2025507 AMAQI
11th Sep 2025588 AMAQI
11th Sep 2025629 AMAQI
11th Sep 20255810 AMAQI
11th Sep 20256611 AMAQI
11th Sep 20256812 PMAQI
11th Sep 2025631 PMAQI
11th Sep 2025602 PMAQI
11th Sep 2025543 PMAQI
11th Sep 2025604 PMAQI
11th Sep 2025635 PMAQI
11th Sep 2025606 PMAQI
11th Sep 2025597 PMAQI
11th Sep 2025628 PMAQI
11th Sep 2025599 PMAQI
11th Sep 20255910 PMAQI
11th Sep 20256311 PMAQI
12th Sep 20256012 AMAQI
12th Sep 2025671 AMAQI
12th Sep 2025642 AMAQI
12th Sep 2025793 AMAQI
12th Sep 2025724 AMAQI
12th Sep 2025725 AMAQI
12th Sep 2025786 AMAQI

10°C8/13°C

12th Sep 2025787 AMAQI
12th Sep 2025788 AMAQI
12th Sep 2025719 AMAQI
12th Sep 20258010 AMAQI
12th Sep 20257711 AMAQI
12th Sep 20259012 PMAQI
12th Sep 2025741 PMAQI
12th Sep 2025712 PMAQI
12th Sep 2025663 PMAQI
12th Sep 2025744 PMAQI
12th Sep 2025725 PMAQI
12th Sep 2025706 PMAQI
12th Sep 2025737 PMAQI
12th Sep 2025718 PMAQI
12th Sep 2025749 PMAQI
12th Sep 20257210 PMAQI
12th Sep 20256911 PMAQI
13th Sep 20257112 AMAQI
13th Sep 2025661 AMAQI
13th Sep 2025622 AMAQI
13th Sep 2025473 AMAQI
13th Sep 2025394 AMAQI
13th Sep 2025315 AMAQI
13th Sep 2025306 AMAQI

11°C8/13°C

13th Sep 2025397 AMAQI
13th Sep 2025438 AMAQI
13th Sep 2025479 AMAQI
13th Sep 20256410 AMAQI
13th Sep 20255911 AMAQI
13th Sep 20256112 PMAQI
13th Sep 2025511 PMAQI
13th Sep 2025462 PMAQI
13th Sep 2025443 PMAQI
13th Sep 2025504 PMAQI
13th Sep 2025485 PMAQI
13th Sep 2025516 PMAQI
13th Sep 2025517 PMAQI
13th Sep 2025518 PMAQI
13th Sep 2025519 PMAQI
13th Sep 20255210 PMAQI
13th Sep 20255111 PMAQI
14th Sep 20255012 AMAQI
14th Sep 2025541 AMAQI
14th Sep 2025822 AMAQI
14th Sep 2025763 AMAQI
14th Sep 2025704 AMAQI
14th Sep 2025825 AMAQI
14th Sep 2025766 AMAQI

11°C10/13°C

14th Sep 2025487 AMAQI
14th Sep 2025548 AMAQI
14th Sep 2025569 AMAQI
14th Sep 20255710 AMAQI
14th Sep 20255411 AMAQI
14th Sep 20255012 PMAQI
14th Sep 2025531 PMAQI
14th Sep 2025522 PMAQI
14th Sep 2025463 PMAQI
14th Sep 2025574 PMAQI
14th Sep 2025595 PMAQI
14th Sep 2025596 PMAQI
14th Sep 2025607 PMAQI
14th Sep 2025608 PMAQI
14th Sep 2025589 PMAQI
14th Sep 20255810 PMAQI
14th Sep 20256011 PMAQI
15th Sep 20256412 AMAQI
15th Sep 2025661 AMAQI
15th Sep 2025772 AMAQI
15th Sep 2025733 AMAQI
15th Sep 2025674 AMAQI
15th Sep 2025565 AMAQI
15th Sep 2025426 AMAQI

10°C8/12°C

15th Sep 2025467 AMAQI
15th Sep 2025598 AMAQI
15th Sep 2025629 AMAQI
15th Sep 20255310 AMAQI
15th Sep 20256411 AMAQI
15th Sep 20255612 PMAQI
15th Sep 2025561 PMAQI
15th Sep 2025582 PMAQI
15th Sep 2025663 PMAQI
15th Sep 2025514 PMAQI
15th Sep 2025505 PMAQI
15th Sep 2025596 PMAQI
15th Sep 2025597 PMAQI
15th Sep 2025618 PMAQI
15th Sep 2025599 PMAQI
15th Sep 20256210 PMAQI
15th Sep 20255811 PMAQI
16th Sep 20256112 AMAQI
16th Sep 2025511 AMAQI
16th Sep 2025622 AMAQI
16th Sep 2025593 AMAQI
16th Sep 2025674 AMAQI
16th Sep 2025605 AMAQI
16th Sep 2025566 AMAQI

10°C7/13°C

16th Sep 2025547 AMAQI
16th Sep 2025588 AMAQI
16th Sep 2025619 AMAQI
16th Sep 20256210 AMAQI
16th Sep 20255811 AMAQI
16th Sep 20255612 PMAQI
16th Sep 2025561 PMAQI
16th Sep 2025462 PMAQI
16th Sep 2025463 PMAQI
16th Sep 2025544 PMAQI
16th Sep 2025595 PMAQI
16th Sep 2025576 PMAQI
16th Sep 2025547 PMAQI
16th Sep 2025598 PMAQI
16th Sep 2025569 PMAQI
16th Sep 20255810 PMAQI
16th Sep 20255311 PMAQI
17th Sep 20255512 AMAQI
17th Sep 2025671 AMAQI
17th Sep 2025662 AMAQI
17th Sep 2025683 AMAQI
17th Sep 2025354 AMAQI
17th Sep 2025515 AMAQI
17th Sep 2025516 AMAQI

12°C10/14°C

17th Sep 2025407 AMAQI
17th Sep 2025448 AMAQI
17th Sep 2025519 AMAQI
17th Sep 20256610 AMAQI
17th Sep 20256311 AMAQI
17th Sep 20257012 PMAQI
17th Sep 2025621 PMAQI
17th Sep 2025582 PMAQI
17th Sep 2025583 PMAQI
17th Sep 2025604 PMAQI
17th Sep 2025585 PMAQI
17th Sep 2025576 PMAQI
17th Sep 2025577 PMAQI
17th Sep 2025568 PMAQI
17th Sep 2025569 PMAQI
17th Sep 20256010 PMAQI
17th Sep 20256111 PMAQI
18th Sep 20256012 AMAQI
18th Sep 2025601 AMAQI
18th Sep 2025582 AMAQI
18th Sep 2025553 AMAQI
18th Sep 2025424 AMAQI
18th Sep 2025285 AMAQI
18th Sep 2025196 AMAQI

13°C11/14°C

18th Sep 2025187 AMAQI
18th Sep 2025248 AMAQI
18th Sep 2025289 AMAQI
18th Sep 20253810 AMAQI
18th Sep 20253611 AMAQI
18th Sep 20254812 PMAQI
18th Sep 2025521 PMAQI
18th Sep 2025552 PMAQI
18th Sep 2025573 PMAQI
18th Sep 2025574 PMAQI
18th Sep 2025585 PMAQI
18th Sep 2025516 PMAQI
18th Sep 2025507 PMAQI
18th Sep 2025508 PMAQI
18th Sep 2025549 PMAQI
18th Sep 20256010 PMAQI
18th Sep 20256611 PMAQI
19th Sep 20255512 AMAQI
19th Sep 2025611 AMAQI
19th Sep 20251122 AMAQI
19th Sep 2025663 AMAQI
19th Sep 2025574 AMAQI
19th Sep 2025645 AMAQI
19th Sep 2025366 AMAQI

12°C11/12°C

19th Sep 2025317 AMAQI
19th Sep 2025348 AMAQI
19th Sep 2025439 AMAQI
19th Sep 20255610 AMAQI
19th Sep 20256111 AMAQI
19th Sep 20256212 PMAQI
19th Sep 2025601 PMAQI
19th Sep 2025612 PMAQI
19th Sep 2025603 PMAQI
19th Sep 2025634 PMAQI
19th Sep 2025585 PMAQI
19th Sep 2025616 PMAQI
19th Sep 2025587 PMAQI
19th Sep 2025608 PMAQI
19th Sep 2025589 PMAQI
19th Sep 20255710 PMAQI
19th Sep 20255611 PMAQI
20th Sep 20255612 AMAQI
20th Sep 2025601 AMAQI
20th Sep 2025642 AMAQI
20th Sep 2025713 AMAQI

11°C10/12°C

7 AM
12 PM
6 PM
12 AM
6 AM

--°C/°C

Day time
Avg. Highest Time
11 AM

58AQI

1 hours / Day
30 hours / Month
Avg. Lowest Time
7 AM

47AQI

1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 11 AM to 11 AM (Avg. 58), while the lowest AQI was between 7 AM to 7 AM (Avg. 47).
Night time
Avg. Highest Time
1 AM

68AQI

1 hours / Day
30 hours / Month
Avg. Lowest Time
6 AM

44AQI

1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 1 AM to 1 AM (Avg. 68), while the lowest AQI was between 6 AM to 6 AM (Avg. 44).

2025 Days Vs Air Quality

Curanilahue, Biobio, Chile

2025

43%

111

48%

126

8%

22

0.7%

2

Total number of days with different AQI categories in last 263 days in 2025 (102 days remaining)

Good
111 Days
Moderate
126 Days
Poor
22 Days
Unhealthy
2 Days
Severe
0 Days
Hazardous
0 Days

Under WHO’s Safe Air Quality Limits: 43%

Health Risk Level:

Significant

In 2025, 43% of 263 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

Curanilahue, 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
44AQI
2nd January 2025
35AQI
3rd January 2025
45AQI
4th January 2025
33AQI
5th January 2025
39AQI
6th January 2025
32AQI
7th January 2025
27AQI
8th January 2025
29AQI
9th January 2025
29AQI
10th January 2025
34AQI
11th January 2025
33AQI
12th January 2025
34AQI
13th January 2025
38AQI
14th January 2025
36AQI
15th January 2025
26AQI
16th January 2025
23AQI
17th January 2025
28AQI
18th January 2025
28AQI
19th January 2025
35AQI
20th January 2025
34AQI
21st January 2025
25AQI
22nd January 2025
32AQI
23rd January 2025
30AQI
24th January 2025
29AQI
25th January 2025
32AQI
26th January 2025
29AQI
27th January 2025
30AQI
28th January 2025
41AQI
29th January 2025
37AQI
30th January 2025
32AQI
31st January 2025
31AQI
1st February 2025
28AQI
2nd February 2025
23AQI
3rd February 2025
34AQI
4th February 2025
43AQI
5th February 2025
36AQI
6th February 2025
37AQI
7th February 2025
80AQI
8th February 2025
48AQI
9th February 2025
45AQI
10th February 2025
47AQI
11th February 2025
51AQI
12th February 2025
48AQI
13th February 2025
60AQI
14th February 2025
32AQI
15th February 2025
36AQI
16th February 2025
31AQI
17th February 2025
26AQI
18th February 2025
41AQI
19th February 2025
33AQI
20th February 2025
30AQI
21st February 2025
30AQI
22nd February 2025
27AQI
23rd February 2025
26AQI
24th February 2025
25AQI
25th February 2025
42AQI
26th February 2025
42AQI
27th February 2025
34AQI
28th February 2025
25AQI
1st March 2025
23AQI
2nd March 2025
27AQI
3rd March 2025
23AQI
4th March 2025
33AQI
5th March 2025
32AQI
6th March 2025
35AQI
7th March 2025
26AQI
8th March 2025
29AQI
9th March 2025
22AQI
10th March 2025
28AQI
11th March 2025
36AQI
12th March 2025
42AQI
13th March 2025
43AQI
14th March 2025
41AQI
15th March 2025
42AQI
16th March 2025
42AQI
17th March 2025
43AQI
18th March 2025
37AQI
19th March 2025
47AQI
20th March 2025
37AQI
21st March 2025
21AQI
22nd March 2025
37AQI
23rd March 2025
47AQI
24th March 2025
56AQI
25th March 2025
69AQI
26th March 2025
73AQI
27th March 2025
64AQI
28th March 2025
43AQI
29th March 2025
43AQI
30th March 2025
36AQI
31st March 2025
36AQI
1st April 2025
38AQI
2nd April 2025
52AQI
3rd April 2025
49AQI
4th April 2025
59AQI
5th April 2025
58AQI
6th April 2025
46AQI
7th April 2025
64AQI
8th April 2025
66AQI
9th April 2025
59AQI
10th April 2025
43AQI
11th April 2025
48AQI
12th April 2025
49AQI
13th April 2025
61AQI
14th April 2025
51AQI
15th April 2025
59AQI
16th April 2025
53AQI
17th April 2025
55AQI
18th April 2025
55AQI
19th April 2025
59AQI
20th April 2025
72AQI
21st April 2025
67AQI
22nd April 2025
55AQI
23rd April 2025
51AQI
24th April 2025
53AQI
25th April 2025
50AQI
26th April 2025
59AQI
27th April 2025
65AQI
28th April 2025
53AQI
29th April 2025
52AQI
30th April 2025
80AQI
1st May 2025
52AQI
2nd May 2025
75AQI
3rd May 2025
75AQI
4th May 2025
63AQI
5th May 2025
89AQI
6th May 2025
74AQI
7th May 2025
77AQI
8th May 2025
62AQI
9th May 2025
57AQI
10th May 2025
62AQI
11th May 2025
62AQI
12th May 2025
76AQI
13th May 2025
102AQI
14th May 2025
72AQI
15th May 2025
101AQI
16th May 2025
72AQI
17th May 2025
53AQI
18th May 2025
67AQI
19th May 2025
84AQI
20th May 2025
90AQI
21st May 2025
79AQI
22nd May 2025
92AQI
23rd May 2025
116AQI
24th May 2025
97AQI
25th May 2025
70AQI
26th May 2025
64AQI
27th May 2025
84AQI
28th May 2025
92AQI
29th May 2025
83AQI
30th May 2025
74AQI
31st May 2025
87AQI
1st June 2025
92AQI
2nd June 2025
131AQI
3rd June 2025
110AQI
4th June 2025
101AQI
5th June 2025
78AQI
6th June 2025
98AQI
7th June 2025
91AQI
8th June 2025
111AQI
9th June 2025
130AQI
10th June 2025
160AQI
11th June 2025
120AQI
12th June 2025
72AQI
13th June 2025
82AQI
14th June 2025
63AQI
15th June 2025
50AQI
16th June 2025
56AQI
17th June 2025
62AQI
18th June 2025
92AQI
19th June 2025
81AQI
20th June 2025
94AQI
21st June 2025
45AQI
22nd June 2025
34AQI
23rd June 2025
100AQI
24th June 2025
104AQI
25th June 2025
99AQI
26th June 2025
116AQI
27th June 2025
110AQI
28th June 2025
112AQI
29th June 2025
105AQI
30th June 2025
92AQI
1st July 2025
116AQI
2nd July 2025
141AQI
3rd July 2025
159AQI
4th July 2025
148AQI
5th July 2025
142AQI
6th July 2025
78AQI
7th July 2025
63AQI
8th July 2025
55AQI
9th July 2025
72AQI
10th July 2025
85AQI
11th July 2025
73AQI
12th July 2025
61AQI
13th July 2025
70AQI
14th July 2025
68AQI
15th July 2025
50AQI
16th July 2025
96AQI
17th July 2025
82AQI
18th July 2025
75AQI
19th July 2025
89AQI
20th July 2025
114AQI
21st July 2025
93AQI
22nd July 2025
62AQI
23rd July 2025
103AQI
24th July 2025
84AQI
25th July 2025
48AQI
26th July 2025
72AQI
27th July 2025
63AQI
28th July 2025
43AQI
29th July 2025
71AQI
30th July 2025
47AQI
31st July 2025
42AQI
1st August 2025
38AQI
2nd August 2025
47AQI
3rd August 2025
71AQI
4th August 2025
77AQI
5th August 2025
85AQI
6th August 2025
82AQI
7th August 2025
71AQI
8th August 2025
102AQI
9th August 2025
120AQI
10th August 2025
76AQI
11th August 2025
78AQI
12th August 2025
51AQI
13th August 2025
59AQI
14th August 2025
76AQI
15th August 2025
69AQI
16th August 2025
57AQI
17th August 2025
94AQI
18th August 2025
78AQI
19th August 2025
63AQI
20th August 2025
48AQI
21st August 2025
38AQI
22nd August 2025
40AQI
23rd August 2025
58AQI
24th August 2025
59AQI
25th August 2025
52AQI
26th August 2025
53AQI
27th August 2025
59AQI
28th August 2025
63AQI
29th August 2025
59AQI
30th August 2025
91AQI
31st August 2025
70AQI
1st September 2025
54AQI
2nd September 2025
40AQI
3rd September 2025
50AQI
4th September 2025
38AQI
5th September 2025
78AQI
6th September 2025
71AQI
7th September 2025
58AQI
8th September 2025
43AQI
9th September 2025
29AQI
10th September 2025
39AQI
11th September 2025
59AQI
12th September 2025
73AQI
13th September 2025
50AQI
14th September 2025
60AQI
15th September 2025
59AQI
16th September 2025
57AQI
17th September 2025
57AQI
18th September 2025
46AQI
19th September 2025
20th September 2025
21st September 2025
22nd September 2025
23rd September 2025
24th September 2025
25th September 2025
26th September 2025
27th September 2025
28th September 2025
29th September 2025
30th September 2025
1st October 2025
2nd October 2025
3rd October 2025
4th October 2025
5th October 2025
6th October 2025
7th October 2025
8th October 2025
9th October 2025
10th October 2025
11th October 2025
12th October 2025
13th October 2025
14th October 2025
15th October 2025
16th October 2025
17th October 2025
18th October 2025
19th October 2025
20th October 2025
21st October 2025
22nd October 2025
23rd October 2025
24th October 2025
25th October 2025
26th October 2025
27th October 2025
28th October 2025
29th October 2025
30th October 2025
31st October 2025
1st November 2025
2nd November 2025
3rd November 2025
4th November 2025
5th November 2025
6th November 2025
7th November 2025
8th November 2025
9th November 2025
10th November 2025
11th November 2025
12th November 2025
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

33AQI

38AQI

39AQI

56AQI

78AQI

93AQI

83AQI

67AQI

53AQI

No. of days

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

202560AQI

31
25
3
27
4
7
23
28
3
3
15
11
1
5
19
6
1
5
24
2
8
10
111
126
22
2

Highest AQI recorded in

June

93AQI

Lowest AQI recorded in

January

33AQI

202454AQI

29
2
26
3
24
12
13
5
2
10
12
6
1
18
9
1
1
5
26
6
13
11
1
9
19
2
24
7
26
2
2
31
212
104
33
8
1

Highest AQI recorded in

May

116AQI

Lowest AQI recorded in

February

27AQI

202357AQI

30
1
23
5
30
1
14
14
2
3
21
7
3
17
7
2
1
15
13
3
3
19
7
2
9
21
22
1
15
2
29
2
181
119
36
7
1

Highest AQI recorded in

July

103AQI

Lowest AQI recorded in

November

25AQI

202256AQI

31
12
9
26
5
13
16
1
6
14
7
4
3
17
8
1
1
2
10
7
3
1
1
13
12
4
22
9
23
7
28
3
179
103
27
9
1

Highest AQI recorded in

August

105AQI

Lowest AQI recorded in

January

30AQI

202164AQI

28
2
25
3
19
12
10
15
5
18
10
3
16
9
4
1
15
10
5
1
1
20
7
3
9
20
1
21
10
29
1
23
8
165
140
42
15
2

Highest AQI recorded in

July

113AQI

Lowest AQI recorded in

November

29AQI

202058AQI

8
5
5
13
3
2
12
3
1
1
21
7
1
2
19
8
2
13
18
9
21
22
9
27
3
30
1
119
122
21
4

Highest AQI recorded in

July

93AQI

Lowest AQI recorded in

December

24AQI

Most & Least Polluted Years Over the Last 6 Years

Most Polluted Year Recorded
2021(Avg.)
64AQI
Least Polluted Year Recorded
2024(Avg.)
54AQI

Curanilahue's annual 2025 AQI (60) shows an average percentage change of 4.4% (worsened AQI) compared to previous years: 2020 (58), 2021 (64), 2022 (56), 2023 (57), 2024 (54).