Country Background
HistoryAQIPM₂.₅PM₁₀COSO₂NO₂O₃

Puren, Chillan, 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+

August Air Quality Analysis

Puren, Chillan, Biobio, Chile

2022
2023
2024
2025
2026
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
27th Aug 2023
193AQI
Lowest AQI recorded on
1st Aug 2026
23AQI

Same Day Analysis (5th August):
On this day, AQI across the 5 years varied significantly: 2026 ranks 3rd highest AQI at 84 of Moderate air quality, showing improvement over 2025 and 2023 on the same day.

Day & Night AQI Trend: 5th Aug - 6th Aug 2026

Puren, Chillan, Biobio, Chile

AQI
Day
Night
.

7 AM5th Aug 2026

5 PM

6 AM6th Aug 2026

Day time
Avg. Highest Time
8AM5th Aug

128AQI

Avg. Lowest Time
3PM5th Aug

29AQI

Night time
Avg. Highest Time
5AM6th Aug

52AQI

Avg. Lowest Time
2AM6th Aug

16AQI

In the last 24 hours,

Puren's AQI reached its highest point of 128 at 8 AM during the Day, while the lowest point, 16, was recorded at 2 AM during the Night between 5th Aug and 6th Aug 2026.

Day & Night AQI Trend : Jul - Aug 2026

Puren, Chillan, Biobio, Chile

JulAug
08th - 09th09th - 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
Day
Night
8th Jul 20261587 AMAQI
8th Jul 20261638 AMAQI
8th Jul 20261549 AMAQI
8th Jul 202610610 AMAQI
8th Jul 20262911 AMAQI
8th Jul 20268812 PMAQI
8th Jul 2026951 PMAQI
8th Jul 2026632 PMAQI
8th Jul 2026253 PMAQI
8th Jul 2026274 PMAQI
8th Jul 2026255 PMAQI
8th Jul 2026606 PMAQI
8th Jul 2026867 PMAQI
8th Jul 2026998 PMAQI
8th Jul 2026769 PMAQI
8th Jul 20267410 PMAQI
8th Jul 20267211 PMAQI
9th Jul 20268012 AMAQI
9th Jul 2026881 AMAQI
9th Jul 2026992 AMAQI
9th Jul 20261093 AMAQI
9th Jul 2026784 AMAQI
9th Jul 2026655 AMAQI
9th Jul 2026606 AMAQI

10°C9/12°C

9th Jul 2026647 AMAQI
9th Jul 2026608 AMAQI
9th Jul 2026629 AMAQI
9th Jul 20266210 AMAQI
9th Jul 20265811 AMAQI
9th Jul 20265912 PMAQI
9th Jul 2026581 PMAQI
9th Jul 2026652 PMAQI
9th Jul 2026633 PMAQI
9th Jul 2026664 PMAQI
9th Jul 2026785 PMAQI
9th Jul 2026906 PMAQI
9th Jul 20261037 PMAQI
9th Jul 20261308 PMAQI
9th Jul 20261519 PMAQI
9th Jul 202613510 PMAQI
9th Jul 202612211 PMAQI
10th Jul 202611212 AMAQI
10th Jul 2026961 AMAQI
10th Jul 2026602 AMAQI
10th Jul 2026513 AMAQI
10th Jul 2026454 AMAQI
10th Jul 2026275 AMAQI
10th Jul 2026276 AMAQI

10°C8/12°C

10th Jul 2026207 AMAQI
10th Jul 2026128 AMAQI
10th Jul 2026149 AMAQI
10th Jul 20262110 AMAQI
10th Jul 20262511 AMAQI
10th Jul 20263112 PMAQI
10th Jul 2026311 PMAQI
10th Jul 2026272 PMAQI
10th Jul 2026273 PMAQI
10th Jul 2026294 PMAQI
10th Jul 2026295 PMAQI
10th Jul 2026386 PMAQI
10th Jul 2026557 PMAQI
10th Jul 2026628 PMAQI
10th Jul 2026689 PMAQI
10th Jul 20266710 PMAQI
10th Jul 20266411 PMAQI
11th Jul 20265612 AMAQI
11th Jul 2026541 AMAQI
11th Jul 2026422 AMAQI
11th Jul 2026293 AMAQI
11th Jul 2026314 AMAQI
11th Jul 2026335 AMAQI
11th Jul 2026276 AMAQI

13°C11/14°C

11th Jul 2026177 AMAQI
11th Jul 2026128 AMAQI
11th Jul 2026329 AMAQI
11th Jul 20265410 AMAQI
11th Jul 20265711 AMAQI
11th Jul 20265612 PMAQI
11th Jul 2026601 PMAQI
11th Jul 2026512 PMAQI
11th Jul 2026403 PMAQI
11th Jul 2026404 PMAQI
11th Jul 2026345 PMAQI
11th Jul 2026316 PMAQI
11th Jul 2026477 PMAQI
11th Jul 2026878 PMAQI
11th Jul 20261049 PMAQI
11th Jul 202610810 PMAQI
11th Jul 20269011 PMAQI
12th Jul 20269312 AMAQI
12th Jul 20261141 AMAQI
12th Jul 20261032 AMAQI
12th Jul 2026743 AMAQI
12th Jul 2026514 AMAQI
12th Jul 2026535 AMAQI
12th Jul 2026586 AMAQI

11°C7/16°C

12th Jul 2026557 AMAQI
12th Jul 2026548 AMAQI
12th Jul 2026589 AMAQI
12th Jul 20266910 AMAQI
12th Jul 20267611 AMAQI
12th Jul 20267612 PMAQI
12th Jul 20261031 PMAQI
12th Jul 20261002 PMAQI
12th Jul 20261043 PMAQI
12th Jul 20261164 PMAQI
12th Jul 20261225 PMAQI
12th Jul 20261266 PMAQI
12th Jul 20261287 PMAQI
12th Jul 20261388 PMAQI
12th Jul 20261569 PMAQI
12th Jul 202614410 PMAQI
12th Jul 202610511 PMAQI
13th Jul 202611412 AMAQI
13th Jul 20261211 AMAQI
13th Jul 20261032 AMAQI
13th Jul 20261153 AMAQI
13th Jul 2026964 AMAQI
13th Jul 2026715 AMAQI
13th Jul 2026716 AMAQI

11°C8/17°C

13th Jul 2026647 AMAQI
13th Jul 2026668 AMAQI
13th Jul 2026699 AMAQI
13th Jul 20267410 AMAQI
13th Jul 20268711 AMAQI
13th Jul 20268312 PMAQI
13th Jul 2026811 PMAQI
13th Jul 2026832 PMAQI
13th Jul 2026803 PMAQI
13th Jul 2026344 PMAQI
13th Jul 2026445 PMAQI
13th Jul 2026706 PMAQI
13th Jul 20261077 PMAQI
13th Jul 20261298 PMAQI
13th Jul 20261449 PMAQI
13th Jul 202614410 PMAQI
13th Jul 202612611 PMAQI
14th Jul 202611012 AMAQI
14th Jul 20261301 AMAQI
14th Jul 20261302 AMAQI
14th Jul 20261183 AMAQI
14th Jul 20261204 AMAQI
14th Jul 2026945 AMAQI
14th Jul 2026666 AMAQI

12°C9/16°C

14th Jul 2026707 AMAQI
14th Jul 2026628 AMAQI
14th Jul 2026549 AMAQI
14th Jul 20264410 AMAQI
14th Jul 20264811 AMAQI
14th Jul 20264212 PMAQI
14th Jul 2026291 PMAQI
14th Jul 2026292 PMAQI
14th Jul 2026283 PMAQI
14th Jul 2026254 PMAQI
14th Jul 2026495 PMAQI
14th Jul 2026406 PMAQI
14th Jul 2026507 PMAQI
14th Jul 2026538 PMAQI
14th Jul 2026479 PMAQI
14th Jul 20264610 PMAQI
14th Jul 20265511 PMAQI
15th Jul 20265212 AMAQI
15th Jul 2026501 AMAQI
15th Jul 2026402 AMAQI
15th Jul 2026443 AMAQI
15th Jul 2026294 AMAQI
15th Jul 2026195 AMAQI
15th Jul 2026126 AMAQI

12°C10/14°C

15th Jul 2026217 AMAQI
15th Jul 2026238 AMAQI
15th Jul 2026199 AMAQI
15th Jul 20261910 AMAQI
15th Jul 20262511 AMAQI
15th Jul 20264012 PMAQI
15th Jul 2026321 PMAQI
15th Jul 2026322 PMAQI
15th Jul 2026443 PMAQI
15th Jul 2026534 PMAQI
15th Jul 2026425 PMAQI
15th Jul 2026496 PMAQI
15th Jul 2026537 PMAQI
15th Jul 2026558 PMAQI
15th Jul 2026459 PMAQI
15th Jul 20264210 PMAQI
15th Jul 20264611 PMAQI
16th Jul 20264212 AMAQI
16th Jul 2026381 AMAQI
16th Jul 2026332 AMAQI
16th Jul 2026363 AMAQI
16th Jul 2026344 AMAQI
16th Jul 2026315 AMAQI
16th Jul 2026426 AMAQI

12°C12/13°C

16th Jul 2026367 AMAQI
16th Jul 2026318 AMAQI
16th Jul 2026339 AMAQI
16th Jul 20263310 AMAQI
16th Jul 20262511 AMAQI
16th Jul 20262112 PMAQI
16th Jul 2026141 PMAQI
16th Jul 2026212 PMAQI
16th Jul 2026253 PMAQI
16th Jul 2026234 PMAQI
16th Jul 2026255 PMAQI
16th Jul 2026296 PMAQI
16th Jul 2026327 PMAQI
16th Jul 2026528 PMAQI
16th Jul 2026479 PMAQI
16th Jul 20267610 PMAQI
16th Jul 20266911 PMAQI
17th Jul 20264912 AMAQI
17th Jul 2026401 AMAQI
17th Jul 2026322 AMAQI
17th Jul 2026363 AMAQI
17th Jul 2026314 AMAQI
17th Jul 2026405 AMAQI
17th Jul 2026216 AMAQI

12°C10/14°C

17th Jul 2026297 AMAQI
17th Jul 2026258 AMAQI
17th Jul 2026239 AMAQI
17th Jul 20263610 AMAQI
17th Jul 20267011 AMAQI
17th Jul 20268012 PMAQI
17th Jul 2026621 PMAQI
17th Jul 2026602 PMAQI
17th Jul 2026583 PMAQI
17th Jul 2026544 PMAQI
17th Jul 2026485 PMAQI
17th Jul 2026626 PMAQI
17th Jul 2026767 PMAQI
17th Jul 2026688 PMAQI
17th Jul 2026609 PMAQI
17th Jul 20268610 PMAQI
17th Jul 20266811 PMAQI
18th Jul 20268812 AMAQI
18th Jul 2026361 AMAQI
18th Jul 2026362 AMAQI
18th Jul 2026563 AMAQI
18th Jul 2026254 AMAQI
18th Jul 2026385 AMAQI
18th Jul 202686 AMAQI

10°C8/11°C

18th Jul 2026107 AMAQI
18th Jul 2026388 AMAQI
18th Jul 2026339 AMAQI
18th Jul 20262510 AMAQI
18th Jul 20262111 AMAQI
18th Jul 20262712 PMAQI
18th Jul 2026361 PMAQI
18th Jul 2026292 PMAQI
18th Jul 2026343 PMAQI
18th Jul 2026174 PMAQI
18th Jul 2026445 PMAQI
18th Jul 2026406 PMAQI
18th Jul 2026387 PMAQI
18th Jul 2026388 PMAQI
18th Jul 2026509 PMAQI
18th Jul 20266010 PMAQI
18th Jul 20265511 PMAQI
19th Jul 20266812 AMAQI
19th Jul 2026361 AMAQI
19th Jul 2026272 AMAQI
19th Jul 2026243 AMAQI
19th Jul 2026214 AMAQI
19th Jul 2026125 AMAQI
19th Jul 2026306 AMAQI

10°C8/13°C

19th Jul 2026217 AMAQI
19th Jul 2026218 AMAQI
19th Jul 2026279 AMAQI
19th Jul 20263410 AMAQI
19th Jul 20268611 AMAQI
19th Jul 20268712 PMAQI
19th Jul 2026421 PMAQI
19th Jul 2026232 PMAQI
19th Jul 2026213 PMAQI
19th Jul 2026174 PMAQI
19th Jul 2026365 PMAQI
19th Jul 2026336 PMAQI
19th Jul 2026637 PMAQI
19th Jul 2026798 PMAQI
19th Jul 2026919 PMAQI
19th Jul 202610210 PMAQI
19th Jul 202612511 PMAQI
20th Jul 202612212 AMAQI
20th Jul 20261201 AMAQI
20th Jul 20261062 AMAQI
20th Jul 2026673 AMAQI
20th Jul 2026604 AMAQI
20th Jul 2026315 AMAQI
20th Jul 2026486 AMAQI

9°C6/12°C

20th Jul 2026487 AMAQI
20th Jul 2026588 AMAQI
20th Jul 2026649 AMAQI
20th Jul 20266310 AMAQI
20th Jul 20268011 AMAQI
20th Jul 20266212 PMAQI
20th Jul 2026361 PMAQI
20th Jul 2026382 PMAQI
20th Jul 2026293 PMAQI
20th Jul 2026364 PMAQI
20th Jul 2026275 PMAQI
20th Jul 2026316 PMAQI
20th Jul 2026817 PMAQI
20th Jul 20261028 PMAQI
20th Jul 2026829 PMAQI
20th Jul 202613210 PMAQI
21st Jul 202613812 AMAQI
21st Jul 20261261 AMAQI
21st Jul 20261222 AMAQI
21st Jul 20261443 AMAQI
21st Jul 20261214 AMAQI
21st Jul 2026605 AMAQI
21st Jul 2026846 AMAQI

7°C5/10°C

21st Jul 2026317 AMAQI
21st Jul 2026108 AMAQI
21st Jul 2026409 AMAQI
21st Jul 20263110 AMAQI
21st Jul 2026811 AMAQI
21st Jul 20268012 PMAQI
21st Jul 2026591 PMAQI
21st Jul 2026382 PMAQI
21st Jul 2026443 PMAQI
21st Jul 2026344 PMAQI
21st Jul 2026275 PMAQI
21st Jul 2026196 PMAQI
21st Jul 2026197 PMAQI
21st Jul 2026258 PMAQI
21st Jul 2026389 PMAQI
21st Jul 20262510 PMAQI
21st Jul 20261911 PMAQI
22nd Jul 20262712 AMAQI
22nd Jul 2026211 AMAQI
22nd Jul 2026212 AMAQI
22nd Jul 2026143 AMAQI
22nd Jul 2026124 AMAQI
22nd Jul 2026125 AMAQI
22nd Jul 202686 AMAQI

9°C6/11°C

22nd Jul 202687 AMAQI
22nd Jul 202698 AMAQI
22nd Jul 202699 AMAQI
22nd Jul 20261010 AMAQI
22nd Jul 20261811 AMAQI
22nd Jul 20263812 PMAQI
22nd Jul 2026461 PMAQI
22nd Jul 2026442 PMAQI
22nd Jul 2026423 PMAQI
22nd Jul 2026364 PMAQI
22nd Jul 2026365 PMAQI
22nd Jul 2026406 PMAQI
22nd Jul 2026467 PMAQI
22nd Jul 2026768 PMAQI
22nd Jul 2026819 PMAQI
22nd Jul 20266410 PMAQI
22nd Jul 20266011 PMAQI
23rd Jul 20265512 AMAQI
23rd Jul 2026521 AMAQI
23rd Jul 2026602 AMAQI
23rd Jul 2026383 AMAQI
23rd Jul 2026194 AMAQI
23rd Jul 2026175 AMAQI
23rd Jul 2026176 AMAQI

11°C10/14°C

23rd Jul 2026127 AMAQI
23rd Jul 202688 AMAQI
23rd Jul 2026299 AMAQI
23rd Jul 20261710 AMAQI
23rd Jul 20261411 AMAQI
23rd Jul 20261412 PMAQI
23rd Jul 2026171 PMAQI
23rd Jul 2026162 PMAQI
23rd Jul 2026173 PMAQI
23rd Jul 2026174 PMAQI
23rd Jul 2026255 PMAQI
23rd Jul 2026196 PMAQI
23rd Jul 2026387 PMAQI
23rd Jul 2026628 PMAQI
23rd Jul 2026649 PMAQI
23rd Jul 20266910 PMAQI
23rd Jul 20265811 PMAQI
24th Jul 20265612 AMAQI
24th Jul 2026421 AMAQI
24th Jul 2026292 AMAQI
24th Jul 2026403 AMAQI
24th Jul 2026384 AMAQI
24th Jul 2026315 AMAQI
24th Jul 2026276 AMAQI

10°C8/11°C

24th Jul 2026487 AMAQI
24th Jul 2026748 AMAQI
24th Jul 2026729 AMAQI
24th Jul 20267010 AMAQI
24th Jul 20269011 AMAQI
24th Jul 20268812 PMAQI
24th Jul 2026591 PMAQI
24th Jul 2026592 PMAQI
24th Jul 2026543 PMAQI
24th Jul 2026504 PMAQI
24th Jul 2026495 PMAQI
24th Jul 2026566 PMAQI
24th Jul 2026667 PMAQI
24th Jul 2026868 PMAQI
24th Jul 20261149 PMAQI
24th Jul 202612510 PMAQI
24th Jul 202611611 PMAQI
25th Jul 202610912 AMAQI
25th Jul 20261181 AMAQI
25th Jul 2026762 AMAQI
25th Jul 2026713 AMAQI
25th Jul 2026864 AMAQI
25th Jul 2026485 AMAQI
25th Jul 2026406 AMAQI

10°C7/14°C

25th Jul 2026327 AMAQI
25th Jul 2026278 AMAQI
25th Jul 2026169 AMAQI
25th Jul 20261010 AMAQI
25th Jul 20261611 AMAQI
25th Jul 20262112 PMAQI
25th Jul 2026251 PMAQI
25th Jul 2026382 PMAQI
25th Jul 2026383 PMAQI
25th Jul 2026384 PMAQI
25th Jul 2026445 PMAQI
25th Jul 2026496 PMAQI
25th Jul 2026507 PMAQI
25th Jul 2026568 PMAQI
25th Jul 2026809 PMAQI
25th Jul 20268010 PMAQI
25th Jul 20264811 PMAQI
26th Jul 20264512 AMAQI
26th Jul 2026601 AMAQI
26th Jul 2026692 AMAQI
26th Jul 2026563 AMAQI
26th Jul 2026314 AMAQI
26th Jul 2026275 AMAQI
26th Jul 2026236 AMAQI

12°C10/14°C

26th Jul 2026317 AMAQI
26th Jul 2026238 AMAQI
26th Jul 2026199 AMAQI
26th Jul 20261710 AMAQI
26th Jul 20262111 AMAQI
26th Jul 20262312 PMAQI
26th Jul 2026191 PMAQI
26th Jul 2026212 PMAQI
26th Jul 2026213 PMAQI
26th Jul 2026194 PMAQI
26th Jul 2026215 PMAQI
26th Jul 2026216 PMAQI
26th Jul 2026237 PMAQI
26th Jul 2026218 PMAQI
26th Jul 2026369 PMAQI
26th Jul 20263410 PMAQI
26th Jul 20264611 PMAQI
27th Jul 20266212 AMAQI
27th Jul 2026691 AMAQI
27th Jul 2026402 AMAQI
27th Jul 2026163 AMAQI
27th Jul 2026254 AMAQI
27th Jul 2026315 AMAQI
27th Jul 2026236 AMAQI

13°C12/14°C

27th Jul 2026217 AMAQI
27th Jul 2026278 AMAQI
27th Jul 2026219 AMAQI
27th Jul 20261810 AMAQI
27th Jul 20262111 AMAQI
27th Jul 20262912 PMAQI
27th Jul 2026311 PMAQI
27th Jul 2026252 PMAQI
27th Jul 2026253 PMAQI
27th Jul 2026344 PMAQI
27th Jul 2026515 PMAQI
27th Jul 2026236 PMAQI
27th Jul 2026277 PMAQI
27th Jul 2026298 PMAQI
27th Jul 2026389 PMAQI
27th Jul 20263610 PMAQI
27th Jul 20262911 PMAQI
28th Jul 20263212 AMAQI
28th Jul 2026231 AMAQI
28th Jul 2026232 AMAQI
28th Jul 2026253 AMAQI
28th Jul 2026254 AMAQI
28th Jul 2026235 AMAQI
28th Jul 2026236 AMAQI

12°C10/14°C

28th Jul 2026197 AMAQI
28th Jul 2026218 AMAQI
28th Jul 2026239 AMAQI
28th Jul 20262910 AMAQI
28th Jul 20263111 AMAQI
28th Jul 20263112 PMAQI
28th Jul 2026311 PMAQI
28th Jul 2026272 PMAQI
28th Jul 2026273 PMAQI
28th Jul 2026294 PMAQI
28th Jul 2026295 PMAQI
28th Jul 2026296 PMAQI
28th Jul 2026297 PMAQI
28th Jul 2026448 PMAQI
28th Jul 2026649 PMAQI
28th Jul 20265610 PMAQI
28th Jul 20265111 PMAQI
29th Jul 20266412 AMAQI
29th Jul 2026941 AMAQI
29th Jul 20261182 AMAQI
29th Jul 20261173 AMAQI
29th Jul 20261524 AMAQI
29th Jul 20261465 AMAQI
29th Jul 20261156 AMAQI

10°C8/11°C

29th Jul 2026547 AMAQI
29th Jul 2026368 AMAQI
29th Jul 2026809 AMAQI
29th Jul 20268010 AMAQI
29th Jul 202611211 AMAQI
29th Jul 202611812 PMAQI
29th Jul 20261151 PMAQI
29th Jul 2026602 PMAQI
29th Jul 2026693 PMAQI
29th Jul 2026654 PMAQI
29th Jul 20261225 PMAQI
29th Jul 20261006 PMAQI
29th Jul 2026887 PMAQI
29th Jul 20261058 PMAQI
29th Jul 20261119 PMAQI
29th Jul 202612110 PMAQI
29th Jul 202612411 PMAQI
30th Jul 202611112 AMAQI
30th Jul 20261001 AMAQI
30th Jul 2026912 AMAQI
30th Jul 2026683 AMAQI
30th Jul 2026564 AMAQI
30th Jul 2026335 AMAQI
30th Jul 2026426 AMAQI

10°C7/14°C

30th Jul 2026537 AMAQI
30th Jul 2026428 AMAQI
30th Jul 2026319 AMAQI
30th Jul 20263810 AMAQI
30th Jul 20264211 AMAQI
30th Jul 20264212 PMAQI
30th Jul 2026341 PMAQI
30th Jul 2026292 PMAQI
30th Jul 2026313 PMAQI
30th Jul 2026314 PMAQI
30th Jul 2026315 PMAQI
30th Jul 2026276 PMAQI
30th Jul 2026237 PMAQI
30th Jul 2026298 PMAQI
30th Jul 2026239 PMAQI
30th Jul 20262510 PMAQI
30th Jul 20261811 PMAQI
31st Jul 20261012 AMAQI
31st Jul 202681 AMAQI
31st Jul 202682 AMAQI
31st Jul 202673 AMAQI
31st Jul 202684 AMAQI
31st Jul 202685 AMAQI
31st Jul 2026126 AMAQI

13°C9/16°C

31st Jul 2026127 AMAQI
31st Jul 2026128 AMAQI
31st Jul 2026169 AMAQI
31st Jul 20262110 AMAQI
31st Jul 20262911 AMAQI
31st Jul 20263812 PMAQI
31st Jul 2026381 PMAQI
31st Jul 2026272 PMAQI
31st Jul 2026273 PMAQI
31st Jul 2026324 PMAQI
31st Jul 2026475 PMAQI
31st Jul 2026426 PMAQI
31st Jul 2026537 PMAQI
31st Jul 2026728 PMAQI
31st Jul 2026849 PMAQI
31st Jul 20267210 PMAQI
31st Jul 20267411 PMAQI
1st Aug 20267612 AMAQI
1st Aug 2026251 AMAQI
1st Aug 2026292 AMAQI
1st Aug 2026233 AMAQI
1st Aug 2026144 AMAQI
1st Aug 2026145 AMAQI
1st Aug 2026146 AMAQI

11°C9/13°C

1st Aug 2026107 AMAQI
1st Aug 202688 AMAQI
1st Aug 2026299 AMAQI
1st Aug 20261810 AMAQI
1st Aug 2026811 AMAQI
1st Aug 20261412 PMAQI
1st Aug 2026271 PMAQI
1st Aug 2026272 PMAQI
1st Aug 2026293 PMAQI
1st Aug 2026254 PMAQI
1st Aug 2026215 PMAQI
1st Aug 2026216 PMAQI
1st Aug 2026257 PMAQI
1st Aug 2026238 PMAQI
1st Aug 2026199 PMAQI
1st Aug 20262310 PMAQI
1st Aug 20262511 PMAQI
2nd Aug 20262112 AMAQI
2nd Aug 2026141 AMAQI
2nd Aug 2026122 AMAQI
2nd Aug 2026143 AMAQI
2nd Aug 2026144 AMAQI
2nd Aug 2026145 AMAQI
2nd Aug 2026126 AMAQI

10°C9/11°C

2nd Aug 202687 AMAQI
2nd Aug 2026368 AMAQI
2nd Aug 2026349 AMAQI
2nd Aug 20262910 AMAQI
2nd Aug 20261911 AMAQI
2nd Aug 20261712 PMAQI
2nd Aug 202681 PMAQI
2nd Aug 2026342 PMAQI
2nd Aug 2026323 PMAQI
2nd Aug 2026314 PMAQI
2nd Aug 2026545 PMAQI
2nd Aug 2026366 PMAQI
2nd Aug 2026527 PMAQI
2nd Aug 2026608 PMAQI
2nd Aug 2026599 PMAQI
2nd Aug 20265510 PMAQI
2nd Aug 20266211 PMAQI
3rd Aug 20267012 AMAQI
3rd Aug 2026641 AMAQI
3rd Aug 2026882 AMAQI
3rd Aug 2026593 AMAQI
3rd Aug 2026224 AMAQI
3rd Aug 2026335 AMAQI
3rd Aug 2026256 AMAQI

10°C9/13°C

3rd Aug 202687 AMAQI
3rd Aug 202668 AMAQI
3rd Aug 2026259 AMAQI
3rd Aug 20262510 AMAQI
3rd Aug 20264611 AMAQI
3rd Aug 20265812 PMAQI
3rd Aug 2026561 PMAQI
3rd Aug 2026332 PMAQI
3rd Aug 2026363 PMAQI
3rd Aug 2026294 PMAQI
3rd Aug 2026255 PMAQI
3rd Aug 2026296 PMAQI
3rd Aug 2026237 PMAQI
3rd Aug 2026238 PMAQI
3rd Aug 2026479 PMAQI
3rd Aug 20264810 PMAQI
3rd Aug 20264411 PMAQI
4th Aug 20265112 AMAQI
4th Aug 2026381 AMAQI
4th Aug 2026312 AMAQI
4th Aug 2026363 AMAQI
4th Aug 2026314 AMAQI
4th Aug 2026315 AMAQI
4th Aug 2026236 AMAQI

11°C9/12°C

4th Aug 2026177 AMAQI
4th Aug 2026128 AMAQI
4th Aug 2026239 AMAQI
4th Aug 20262910 AMAQI
4th Aug 20266011 AMAQI
4th Aug 20266712 PMAQI
4th Aug 2026421 PMAQI
4th Aug 2026192 PMAQI
4th Aug 2026143 PMAQI
4th Aug 2026214 PMAQI
4th Aug 2026255 PMAQI
4th Aug 2026216 PMAQI
4th Aug 2026147 PMAQI
4th Aug 2026568 PMAQI
4th Aug 2026679 PMAQI
4th Aug 202610210 PMAQI
4th Aug 20269611 PMAQI
5th Aug 202610612 AMAQI
5th Aug 20261521 AMAQI
5th Aug 20261622 AMAQI
5th Aug 20261443 AMAQI
5th Aug 20261634 AMAQI
5th Aug 20261305 AMAQI
5th Aug 2026786 AMAQI

11°C9/14°C

5th Aug 2026817 AMAQI
5th Aug 20261288 AMAQI
5th Aug 2026589 AMAQI
5th Aug 202612610 AMAQI
5th Aug 20267311 AMAQI
5th Aug 20267012 PMAQI
5th Aug 2026961 PMAQI
5th Aug 2026832 PMAQI
5th Aug 2026293 PMAQI
5th Aug 2026564 PMAQI
5th Aug 2026575 PMAQI
5th Aug 2026486 PMAQI
5th Aug 2026367 PMAQI
5th Aug 2026408 PMAQI
5th Aug 2026319 PMAQI
5th Aug 20263110 PMAQI
5th Aug 20263311 PMAQI
6th Aug 20262912 AMAQI
6th Aug 2026191 AMAQI
6th Aug 2026162 AMAQI
6th Aug 2026293 AMAQI
6th Aug 2026294 AMAQI
6th Aug 2026525 AMAQI
6th Aug 2026386 AMAQI

10°C6/11°C

6th Aug 2026277 AMAQI
7 AM
6th Aug 2026588 AMAQI
6th Aug 2026959 AMAQI
6th Aug 20269910 AMAQI
6th Aug 20267911 AMAQI
6th Aug 202610812 PMAQI
12 PM
6th Aug 2026541 PMAQI
6th Aug 2026312 PMAQI
6th Aug 2026293 PMAQI
6th Aug 2026194 PMAQI
6th Aug 2026425 PMAQI
5 PM
6th Aug 2026366 PMAQI
6th Aug 2026307 PMAQI
12 AM
6 AM

7°C3/11°C

Day time
Avg. Highest Time
12 PM

54AQI

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

36AQI

1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 PM to 12 PM (Avg. 54), while the lowest AQI was between 7 AM to 7 AM (Avg. 36).
Night time
Avg. Highest Time
10 PM

75AQI

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

41AQI

1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 10 PM to 10 PM (Avg. 75), while the lowest AQI was between 6 AM to 6 AM (Avg. 41).

2026 Days Vs Air Quality

Puren, Chillan, Biobio, Chile

2026

67%

143

25%

54

7%

16

0.4%

1

Total number of days with different AQI categories in last 218 days in 2026 (147 days remaining)

Good
143 Days
Moderate
54 Days
Poor
16 Days
Unhealthy
1 Days
Severe
0 Days
Hazardous
0 Days

Under WHO’s Safe Air Quality Limits: 67%

Health Risk Level:

Moderate

In 2026, 67% of 218 days were within WHO’s safe air quality limits, and 33% exceeded them. The risk of health issues is Moderate, particularly for individuals with respiratory or heart conditions.

Annual Air Quality Insights

Puren, Chillan, Biobio, Chile

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
21AQI (US)
2nd January 2026
26AQI (US)
3rd January 2026
30AQI (US)
4th January 2026
33AQI (US)
5th January 2026
26AQI (US)
6th January 2026
25AQI (US)
7th January 2026
27AQI (US)
8th January 2026
42AQI (US)
9th January 2026
36AQI (US)
10th January 2026
29AQI (US)
11th January 2026
20AQI (US)
12th January 2026
22AQI (US)
13th January 2026
18AQI (US)
14th January 2026
50AQI (US)
15th January 2026
52AQI (US)
16th January 2026
25AQI (US)
17th January 2026
34AQI (US)
18th January 2026
35AQI (US)
19th January 2026
97AQI (US)
20th January 2026
150AQI (US)
21st January 2026
107AQI (US)
22nd January 2026
52AQI (US)
23rd January 2026
56AQI (US)
24th January 2026
46AQI (US)
25th January 2026
48AQI (US)
26th January 2026
45AQI (US)
27th January 2026
39AQI (US)
28th January 2026
42AQI (US)
29th January 2026
44AQI (US)
30th January 2026
51AQI (US)
31st January 2026
43AQI (US)
1st February 2026
45AQI (US)
2nd February 2026
55AQI (US)
3rd February 2026
51AQI (US)
4th February 2026
50AQI (US)
5th February 2026
47AQI (US)
6th February 2026
44AQI (US)
7th February 2026
42AQI (US)
8th February 2026
45AQI (US)
9th February 2026
47AQI (US)
10th February 2026
42AQI (US)
11th February 2026
43AQI (US)
12th February 2026
43AQI (US)
13th February 2026
49AQI (US)
14th February 2026
51AQI (US)
15th February 2026
43AQI (US)
16th February 2026
46AQI (US)
17th February 2026
47AQI (US)
18th February 2026
46AQI (US)
19th February 2026
50AQI (US)
20th February 2026
43AQI (US)
21st February 2026
39AQI (US)
22nd February 2026
34AQI (US)
23rd February 2026
40AQI (US)
24th February 2026
43AQI (US)
25th February 2026
44AQI (US)
26th February 2026
32AQI (US)
27th February 2026
34AQI (US)
28th February 2026
34AQI (US)
1st March 2026
39AQI (US)
2nd March 2026
50AQI (US)
3rd March 2026
44AQI (US)
4th March 2026
41AQI (US)
5th March 2026
38AQI (US)
6th March 2026
29AQI (US)
7th March 2026
33AQI (US)
8th March 2026
37AQI (US)
9th March 2026
37AQI (US)
10th March 2026
31AQI (US)
11th March 2026
35AQI (US)
12th March 2026
40AQI (US)
13th March 2026
39AQI (US)
14th March 2026
36AQI (US)
15th March 2026
30AQI (US)
16th March 2026
36AQI (US)
17th March 2026
35AQI (US)
18th March 2026
33AQI (US)
19th March 2026
32AQI (US)
20th March 2026
34AQI (US)
21st March 2026
33AQI (US)
22nd March 2026
33AQI (US)
23rd March 2026
38AQI (US)
24th March 2026
35AQI (US)
25th March 2026
33AQI (US)
26th March 2026
30AQI (US)
27th March 2026
31AQI (US)
28th March 2026
33AQI (US)
29th March 2026
28AQI (US)
30th March 2026
29AQI (US)
31st March 2026
28AQI (US)
1st April 2026
29AQI (US)
2nd April 2026
32AQI (US)
3rd April 2026
29AQI (US)
4th April 2026
29AQI (US)
5th April 2026
30AQI (US)
6th April 2026
36AQI (US)
7th April 2026
31AQI (US)
8th April 2026
37AQI (US)
9th April 2026
30AQI (US)
10th April 2026
35AQI (US)
11th April 2026
36AQI (US)
12th April 2026
31AQI (US)
13th April 2026
29AQI (US)
14th April 2026
32AQI (US)
15th April 2026
30AQI (US)
16th April 2026
32AQI (US)
17th April 2026
18th April 2026
32AQI (US)
19th April 2026
35AQI (US)
20th April 2026
33AQI (US)
21st April 2026
27AQI (US)
22nd April 2026
23rd April 2026
25AQI (US)
24th April 2026
27AQI (US)
25th April 2026
30AQI (US)
26th April 2026
34AQI (US)
27th April 2026
29AQI (US)
28th April 2026
28AQI (US)
29th April 2026
26AQI (US)
30th April 2026
27AQI (US)
1st May 2026
28AQI (US)
2nd May 2026
26AQI (US)
3rd May 2026
25AQI (US)
4th May 2026
31AQI (US)
5th May 2026
35AQI (US)
6th May 2026
34AQI (US)
7th May 2026
30AQI (US)
8th May 2026
28AQI (US)
9th May 2026
10th May 2026
32AQI (US)
11th May 2026
34AQI (US)
12th May 2026
36AQI (US)
13th May 2026
36AQI (US)
14th May 2026
31AQI (US)
15th May 2026
52AQI (US)
16th May 2026
54AQI (US)
17th May 2026
42AQI (US)
18th May 2026
40AQI (US)
19th May 2026
53AQI (US)
20th May 2026
56AQI (US)
21st May 2026
48AQI (US)
22nd May 2026
53AQI (US)
23rd May 2026
58AQI (US)
24th May 2026
58AQI (US)
25th May 2026
72AQI (US)
26th May 2026
115AQI (US)
27th May 2026
99AQI (US)
28th May 2026
79AQI (US)
29th May 2026
80AQI (US)
30th May 2026
111AQI (US)
31st May 2026
101AQI (US)
1st June 2026
71AQI (US)
2nd June 2026
99AQI (US)
3rd June 2026
67AQI (US)
4th June 2026
70AQI (US)
5th June 2026
100AQI (US)
6th June 2026
126AQI (US)
7th June 2026
90AQI (US)
8th June 2026
79AQI (US)
9th June 2026
79AQI (US)
10th June 2026
54AQI (US)
11th June 2026
84AQI (US)
12th June 2026
85AQI (US)
13th June 2026
70AQI (US)
14th June 2026
54AQI (US)
15th June 2026
85AQI (US)
16th June 2026
119AQI (US)
17th June 2026
125AQI (US)
18th June 2026
103AQI (US)
19th June 2026
123AQI (US)
20th June 2026
67AQI (US)
21st June 2026
60AQI (US)
22nd June 2026
84AQI (US)
23rd June 2026
50AQI (US)
24th June 2026
90AQI (US)
25th June 2026
77AQI (US)
26th June 2026
82AQI (US)
27th June 2026
59AQI (US)
28th June 2026
61AQI (US)
29th June 2026
50AQI (US)
30th June 2026
53AQI (US)
1st July 2026
81AQI (US)
2nd July 2026
119AQI (US)
3rd July 2026
149AQI (US)
4th July 2026
151AQI (US)
5th July 2026
134AQI (US)
6th July 2026
148AQI (US)
7th July 2026
148AQI (US)
8th July 2026
105AQI (US)
9th July 2026
84AQI (US)
10th July 2026
43AQI (US)
11th July 2026
50AQI (US)
12th July 2026
95AQI (US)
13th July 2026
91AQI (US)
14th July 2026
64AQI (US)
15th July 2026
37AQI (US)
16th July 2026
35AQI (US)
17th July 2026
51AQI (US)
18th July 2026
37AQI (US)
19th July 2026
47AQI (US)
20th July 2026
66AQI (US)
21st July 2026
56AQI (US)
22nd July 2026
32AQI (US)
23rd July 2026
31AQI (US)
24th July 2026
64AQI (US)
25th July 2026
51AQI (US)
26th July 2026
30AQI (US)
27th July 2026
31AQI (US)
28th July 2026
31AQI (US)
29th July 2026
99AQI (US)
30th July 2026
44AQI (US)
31st July 2026
32AQI (US)
1st August 2026
23AQI (US)
2nd August 2026
30AQI (US)
3rd August 2026
38AQI (US)
4th August 2026
39AQI (US)
5th August 2026
84AQI (US)
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

44AQI (US)

44AQI (US)

35AQI (US)

31AQI (US)

53AQI (US)

81AQI (US)

72AQI (US)

43AQI (US)

No. of days

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

202651AQI (US)

24
5
2
25
3
31
28
16
11
3
2
23
5
13
11
6
1
4
1
143
54
16
1

Highest AQI (US) recorded in

June

81AQI (US)

Lowest AQI (US) recorded in

April

31AQI (US)

202557AQI (US)

30
1
22
6
26
5
11
16
3
1
23
7
2
10
15
3
2
16
9
4
7
22
2
17
13
23
7
1
28
2
31
200
121
37
7

Highest AQI (US) recorded in

June

106AQI (US)

Lowest AQI (US) recorded in

December

30AQI (US)

202463AQI (US)

23
8
23
3
24
3
11
17
2
1
9
11
8
2
9
10
8
3
4
7
12
6
2
2
16
12
1
13
15
2
27
4
30
31
198
92
47
18
4

Highest AQI (US) recorded in

May

131AQI (US)

Lowest AQI (US) recorded in

November

27AQI (US)

202368AQI (US)

31
11
7
4
5
1
23
8
9
15
5
1
3
15
9
4
3
13
7
5
2
2
14
8
6
1
8
11
9
3
14
14
2
19
4
26
1
31
180
102
44
24
4

Highest AQI (US) recorded in

July

112AQI (US)

Lowest AQI (US) recorded in

January

27AQI (US)

202262AQI (US)

30
9
9
2
1
24
7
12
14
3
1
1
15
7
7
1
14
13
3
2
10
7
3
1
1
7
18
3
1
23
8
29
1
30
1
167
98
35
16
2

Highest AQI (US) recorded in

May

113AQI (US)

Lowest AQI (US) recorded in

December

27AQI (US)

202173AQI (US)

29
1
25
3
18
12
1
6
19
5
1
8
7
11
4
11
7
8
3
1
7
11
12
1
1
10
12
8
9
20
1
28
3
30
26
5
173
99
44
39
8
1

Highest AQI (US) recorded in

May

141AQI (US)

Lowest AQI (US) recorded in

January

29AQI (US)

202078AQI (US)

12
1
9
11
1
7
4
7
11
7
10
2
7
11
8
4
1
19
5
6
1
4
20
5
1
23
8
29
1
30
1
107
86
33
32
7
1

Highest AQI (US) recorded in

July

144AQI (US)

Lowest AQI (US) recorded in

December

24AQI (US)

Most & Least Polluted Years Over the Last 7 Years

Most Polluted Year Recorded
2020(Avg.)
78AQI (US)
Least Polluted Year Recorded
2026(Avg.)
51AQI (US)

Puren's annual 2026 AQI (US) (51) shows an average percentage change of -22.8% (improved AQI (US)) compared to previous years: 2020 (78), 2021 (73), 2022 (62), 2023 (68), 2024 (63), 2025 (57).