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HistoryAQIPM₂.₅PM₁₀COSO₂NO₂O₃

Copiapo, Atacama, 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

Copiapo, Atacama, Chile

2022
2023
2024
2025
2026
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
16th Sep 2024
104AQI
Lowest AQI recorded on
3rd Sep 2023
26AQI

Same Day Analysis (27th September):
On this day, AQI across the 5 years varied significantly: 2026 ranks the most lowest AQI at 28 of Good air quality, showing improvement over 2025, 2024, 2023 and 2022 on the same day.

Day & Night AQI Trend: 26th Sep - 27th Sep 2026

Copiapo, Atacama, Chile

AQI
Day
Night
.

7 AM26th Sep 2026

7 PM

6 AM27th Sep 2026

Day time
Avg. Highest Time
11AM26th Sep

54AQI

Avg. Lowest Time
8AM26th Sep

25AQI

Night time
Avg. Highest Time
10PM26th Sep

54AQI

Avg. Lowest Time
4AM27th Sep

25AQI

In the last 24 hours,

Copiapo's AQI reached its highest point of 54 at 11 AM during the Day, while the lowest point, 25, was recorded at 4 AM during the Night between 26th Sep and 27th Sep 2026.

Day & Night AQI Trend : Aug - Sep 2026

Copiapo, Atacama, Chile

AugSep
29th - 30th30th - 31st31st - 01st01st - 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
Day
Night
29th Aug 2026317 AMAQI
29th Aug 2026538 AMAQI
29th Aug 2026589 AMAQI
29th Aug 20265810 AMAQI
29th Aug 20266411 AMAQI
29th Aug 20262912 PMAQI
29th Aug 2026361 PMAQI
29th Aug 2026322 PMAQI
29th Aug 2026233 PMAQI
29th Aug 2026274 PMAQI
29th Aug 2026365 PMAQI
29th Aug 2026386 PMAQI
29th Aug 2026387 PMAQI
29th Aug 2026548 PMAQI
29th Aug 2026489 PMAQI
29th Aug 20264410 PMAQI
29th Aug 20264411 PMAQI
30th Aug 20266812 AMAQI
30th Aug 2026511 AMAQI
30th Aug 2026362 AMAQI
30th Aug 2026463 AMAQI
30th Aug 2026444 AMAQI
30th Aug 2026465 AMAQI
30th Aug 2026466 AMAQI

15°C13/19°C

30th Aug 2026607 AMAQI
30th Aug 2026508 AMAQI
30th Aug 2026329 AMAQI
30th Aug 20262510 AMAQI
30th Aug 20262911 AMAQI
30th Aug 20263112 PMAQI
30th Aug 2026361 PMAQI
30th Aug 2026342 PMAQI
30th Aug 2026273 PMAQI
30th Aug 2026294 PMAQI
30th Aug 2026245 PMAQI
30th Aug 2026316 PMAQI
30th Aug 2026447 PMAQI
30th Aug 2026408 PMAQI
30th Aug 2026669 PMAQI
30th Aug 20262710 PMAQI
30th Aug 20263611 PMAQI
31st Aug 20264212 AMAQI
31st Aug 2026701 AMAQI
31st Aug 2026622 AMAQI
31st Aug 2026403 AMAQI
31st Aug 2026384 AMAQI
31st Aug 2026385 AMAQI
31st Aug 2026446 AMAQI

13°C9/18°C

31st Aug 2026427 AMAQI
31st Aug 2026328 AMAQI
31st Aug 2026259 AMAQI
31st Aug 20264010 AMAQI
31st Aug 20263811 AMAQI
31st Aug 20262312 PMAQI
31st Aug 2026321 PMAQI
31st Aug 2026282 PMAQI
31st Aug 2026323 PMAQI
31st Aug 2026354 PMAQI
31st Aug 2026295 PMAQI
31st Aug 2026406 PMAQI
31st Aug 2026427 PMAQI
31st Aug 2026298 PMAQI
31st Aug 2026389 PMAQI
31st Aug 20265410 PMAQI
31st Aug 20264711 PMAQI
1st Sep 20264912 AMAQI
1st Sep 2026571 AMAQI
1st Sep 2026442 AMAQI
1st Sep 2026403 AMAQI
1st Sep 2026454 AMAQI
1st Sep 2026485 AMAQI
1st Sep 2026556 AMAQI

15°C9/21°C

1st Sep 2026427 AMAQI
1st Sep 2026428 AMAQI
1st Sep 2026539 AMAQI
1st Sep 20266210 AMAQI
1st Sep 20264711 AMAQI
1st Sep 20265212 PMAQI
1st Sep 2026491 PMAQI
1st Sep 2026422 PMAQI
1st Sep 2026403 PMAQI
1st Sep 2026414 PMAQI
1st Sep 2026635 PMAQI
1st Sep 2026496 PMAQI
1st Sep 2026327 PMAQI
1st Sep 2026458 PMAQI
1st Sep 2026509 PMAQI
1st Sep 20267410 PMAQI
1st Sep 20266611 PMAQI
2nd Sep 20266212 AMAQI
2nd Sep 2026601 AMAQI
2nd Sep 2026472 AMAQI
2nd Sep 2026363 AMAQI
2nd Sep 2026334 AMAQI
2nd Sep 2026345 AMAQI
2nd Sep 2026456 AMAQI

21°C17/25°C

2nd Sep 2026447 AMAQI
2nd Sep 2026508 AMAQI
2nd Sep 2026439 AMAQI
2nd Sep 20263810 AMAQI
2nd Sep 20263011 AMAQI
2nd Sep 20263412 PMAQI
2nd Sep 2026401 PMAQI
2nd Sep 2026382 PMAQI
2nd Sep 2026403 PMAQI
2nd Sep 2026494 PMAQI
2nd Sep 2026465 PMAQI
2nd Sep 2026426 PMAQI
2nd Sep 2026457 PMAQI
2nd Sep 2026518 PMAQI
2nd Sep 2026579 PMAQI
2nd Sep 20264510 PMAQI
2nd Sep 20264511 PMAQI
3rd Sep 20264412 AMAQI
3rd Sep 2026381 AMAQI
3rd Sep 2026382 AMAQI
3rd Sep 2026403 AMAQI
3rd Sep 2026334 AMAQI
3rd Sep 2026315 AMAQI
3rd Sep 2026316 AMAQI

20°C17/23°C

3rd Sep 2026277 AMAQI
3rd Sep 2026178 AMAQI
3rd Sep 2026199 AMAQI
3rd Sep 20262910 AMAQI
3rd Sep 20265411 AMAQI
3rd Sep 20265312 PMAQI
3rd Sep 2026461 PMAQI
3rd Sep 2026512 PMAQI
3rd Sep 2026523 PMAQI
3rd Sep 2026444 PMAQI
3rd Sep 2026505 PMAQI
3rd Sep 2026316 PMAQI
3rd Sep 2026327 PMAQI
3rd Sep 2026388 PMAQI
3rd Sep 2026439 PMAQI
3rd Sep 20264210 PMAQI
3rd Sep 20264411 PMAQI
4th Sep 20264612 AMAQI
4th Sep 2026541 AMAQI
4th Sep 2026502 AMAQI
4th Sep 2026493 AMAQI
4th Sep 2026514 AMAQI
4th Sep 2026515 AMAQI
4th Sep 2026536 AMAQI

20°C16/24°C

4th Sep 2026527 AMAQI
4th Sep 2026528 AMAQI
4th Sep 2026609 AMAQI
4th Sep 20266410 AMAQI
4th Sep 20267411 AMAQI
4th Sep 20266212 PMAQI
4th Sep 2026451 PMAQI
4th Sep 2026402 PMAQI
4th Sep 2026483 PMAQI
4th Sep 2026524 PMAQI
4th Sep 2026555 PMAQI
4th Sep 2026476 PMAQI
4th Sep 2026387 PMAQI
4th Sep 2026768 PMAQI
4th Sep 2026579 PMAQI
4th Sep 20265510 PMAQI
4th Sep 20265611 PMAQI
5th Sep 20266112 AMAQI
5th Sep 2026611 AMAQI
5th Sep 2026752 AMAQI
5th Sep 2026583 AMAQI
5th Sep 2026584 AMAQI
5th Sep 2026595 AMAQI
5th Sep 2026686 AMAQI

21°C18/24°C

5th Sep 2026707 AMAQI
5th Sep 2026708 AMAQI
5th Sep 2026389 AMAQI
5th Sep 20265210 AMAQI
5th Sep 20264011 AMAQI
5th Sep 20263012 PMAQI
5th Sep 2026371 PMAQI
5th Sep 2026392 PMAQI
5th Sep 2026403 PMAQI
5th Sep 2026444 PMAQI
5th Sep 2026425 PMAQI
5th Sep 2026476 PMAQI
5th Sep 2026477 PMAQI
5th Sep 2026458 PMAQI
5th Sep 2026519 PMAQI
5th Sep 20265010 PMAQI
5th Sep 20265111 PMAQI
6th Sep 2026511 AMAQI
6th Sep 2026432 AMAQI
6th Sep 2026443 AMAQI
6th Sep 2026404 AMAQI
6th Sep 2026285 AMAQI
6th Sep 2026466 AMAQI

21°C18/24°C

6th Sep 2026507 AMAQI
6th Sep 2026518 AMAQI
6th Sep 2026489 AMAQI
6th Sep 20264510 AMAQI
6th Sep 20265011 AMAQI
6th Sep 20265512 PMAQI
6th Sep 2026421 PMAQI
6th Sep 2026432 PMAQI
6th Sep 2026423 PMAQI
6th Sep 2026404 PMAQI
6th Sep 2026345 PMAQI
6th Sep 2026426 PMAQI
6th Sep 2026387 PMAQI
6th Sep 2026398 PMAQI
6th Sep 2026419 PMAQI
6th Sep 20264210 PMAQI
6th Sep 20264411 PMAQI
7th Sep 20264012 AMAQI
7th Sep 2026361 AMAQI
7th Sep 2026302 AMAQI
7th Sep 2026303 AMAQI
7th Sep 2026314 AMAQI
7th Sep 2026295 AMAQI
7th Sep 2026276 AMAQI

19°C17/23°C

7th Sep 2026347 AMAQI
7th Sep 2026368 AMAQI
7th Sep 2026449 AMAQI
7th Sep 20265210 AMAQI
7th Sep 20264111 AMAQI
7th Sep 20264612 PMAQI
7th Sep 2026401 PMAQI
7th Sep 2026282 PMAQI
7th Sep 2026303 PMAQI
7th Sep 2026334 PMAQI
7th Sep 2026295 PMAQI
7th Sep 2026386 PMAQI
7th Sep 2026527 PMAQI
7th Sep 2026528 PMAQI
7th Sep 2026389 PMAQI
7th Sep 20265610 PMAQI
7th Sep 20265211 PMAQI
8th Sep 20264212 AMAQI
8th Sep 2026461 AMAQI
8th Sep 2026362 AMAQI
8th Sep 2026383 AMAQI
8th Sep 2026384 AMAQI
8th Sep 2026485 AMAQI
8th Sep 2026426 AMAQI

18°C16/22°C

8th Sep 2026307 AMAQI
8th Sep 2026348 AMAQI
8th Sep 2026489 AMAQI
8th Sep 20265110 AMAQI
8th Sep 20263411 AMAQI
8th Sep 20264012 PMAQI
8th Sep 2026501 PMAQI
8th Sep 2026382 PMAQI
8th Sep 2026363 PMAQI
8th Sep 2026274 PMAQI
8th Sep 2026405 PMAQI
8th Sep 2026516 PMAQI
8th Sep 2026357 PMAQI
8th Sep 2026358 PMAQI
8th Sep 2026339 PMAQI
8th Sep 20262510 PMAQI
8th Sep 20263811 PMAQI
9th Sep 20263812 AMAQI
9th Sep 2026381 AMAQI
9th Sep 2026272 AMAQI
9th Sep 2026213 AMAQI
9th Sep 2026214 AMAQI
9th Sep 2026215 AMAQI
9th Sep 2026366 AMAQI

15°C9/20°C

9th Sep 2026447 AMAQI
9th Sep 2026368 AMAQI
9th Sep 2026429 AMAQI
9th Sep 20262810 AMAQI
9th Sep 20264211 AMAQI
9th Sep 20265012 PMAQI
9th Sep 2026461 PMAQI
9th Sep 2026312 PMAQI
9th Sep 2026293 PMAQI
9th Sep 2026384 PMAQI
9th Sep 2026295 PMAQI
9th Sep 2026246 PMAQI
9th Sep 2026217 PMAQI
9th Sep 2026218 PMAQI
9th Sep 2026449 PMAQI
9th Sep 20265210 PMAQI
9th Sep 20264011 PMAQI
10th Sep 20263012 AMAQI
10th Sep 2026231 AMAQI
10th Sep 2026252 AMAQI
10th Sep 2026423 AMAQI
10th Sep 2026404 AMAQI
10th Sep 2026425 AMAQI
10th Sep 2026446 AMAQI

13°C7/19°C

10th Sep 2026407 AMAQI
10th Sep 2026258 AMAQI
10th Sep 2026369 AMAQI
10th Sep 20264210 AMAQI
10th Sep 20264811 AMAQI
10th Sep 20265912 PMAQI
10th Sep 2026601 PMAQI
10th Sep 2026522 PMAQI
10th Sep 2026553 PMAQI
10th Sep 2026564 PMAQI
10th Sep 2026545 PMAQI
10th Sep 2026546 PMAQI
10th Sep 2026577 PMAQI
10th Sep 2026578 PMAQI
10th Sep 2026589 PMAQI
10th Sep 20264810 PMAQI
10th Sep 20263011 PMAQI
11th Sep 20268012 AMAQI
11th Sep 2026671 AMAQI
11th Sep 2026622 AMAQI
11th Sep 2026643 AMAQI
11th Sep 2026604 AMAQI
11th Sep 2026525 AMAQI
11th Sep 2026386 AMAQI

13°C9/17°C

11th Sep 2026257 AMAQI
11th Sep 2026238 AMAQI
11th Sep 2026239 AMAQI
11th Sep 20262510 AMAQI
11th Sep 20263311 AMAQI
11th Sep 20262712 PMAQI
11th Sep 2026251 PMAQI
11th Sep 2026252 PMAQI
11th Sep 2026423 PMAQI
11th Sep 2026214 PMAQI
11th Sep 2026335 PMAQI
11th Sep 2026496 PMAQI
11th Sep 2026367 PMAQI
11th Sep 2026348 PMAQI
11th Sep 2026449 PMAQI
11th Sep 20264810 PMAQI
11th Sep 20262711 PMAQI
12th Sep 20264212 AMAQI
12th Sep 2026471 AMAQI
12th Sep 2026402 AMAQI
12th Sep 2026343 AMAQI
12th Sep 2026444 AMAQI
12th Sep 2026465 AMAQI
12th Sep 2026406 AMAQI

13°C9/19°C

12th Sep 2026387 AMAQI
12th Sep 2026488 AMAQI
12th Sep 2026529 AMAQI
12th Sep 20264810 AMAQI
12th Sep 20265511 AMAQI
12th Sep 20264812 PMAQI
12th Sep 2026541 PMAQI
12th Sep 2026442 PMAQI
12th Sep 2026293 PMAQI
12th Sep 2026294 PMAQI
12th Sep 2026426 PMAQI
12th Sep 2026297 PMAQI
12th Sep 2026538 PMAQI
12th Sep 2026409 PMAQI
12th Sep 20263810 PMAQI
12th Sep 20264411 PMAQI
13th Sep 20263612 AMAQI
13th Sep 2026351 AMAQI
13th Sep 2026362 AMAQI
13th Sep 2026353 AMAQI
13th Sep 2026304 AMAQI
13th Sep 2026305 AMAQI
13th Sep 2026256 AMAQI

16°C13/19°C

13th Sep 2026227 AMAQI
13th Sep 2026238 AMAQI
13th Sep 2026239 AMAQI
13th Sep 20262910 AMAQI
13th Sep 20263411 AMAQI
13th Sep 20263412 PMAQI
13th Sep 2026361 PMAQI
13th Sep 2026422 PMAQI
13th Sep 2026293 PMAQI
13th Sep 2026294 PMAQI
13th Sep 2026275 PMAQI
13th Sep 2026266 PMAQI
13th Sep 2026257 PMAQI
13th Sep 2026368 PMAQI
13th Sep 2026299 PMAQI
13th Sep 20265110 PMAQI
13th Sep 20264611 PMAQI
14th Sep 20265412 AMAQI
14th Sep 2026571 AMAQI
14th Sep 2026582 AMAQI
14th Sep 2026463 AMAQI
14th Sep 2026384 AMAQI
14th Sep 2026275 AMAQI
14th Sep 2026256 AMAQI

15°C11/20°C

14th Sep 2026317 AMAQI
14th Sep 2026298 AMAQI
14th Sep 2026429 AMAQI
14th Sep 20264810 AMAQI
14th Sep 20264211 AMAQI
14th Sep 20264012 PMAQI
14th Sep 2026291 PMAQI
14th Sep 2026292 PMAQI
14th Sep 2026403 PMAQI
14th Sep 2026434 PMAQI
14th Sep 2026325 PMAQI
14th Sep 2026336 PMAQI
14th Sep 2026257 PMAQI
14th Sep 2026408 PMAQI
14th Sep 2026429 PMAQI
14th Sep 20264710 PMAQI
14th Sep 20264611 PMAQI
15th Sep 20264112 AMAQI
15th Sep 2026401 AMAQI
15th Sep 2026522 AMAQI
15th Sep 2026483 AMAQI
15th Sep 2026464 AMAQI
15th Sep 2026405 AMAQI
15th Sep 2026366 AMAQI

19°C15/25°C

15th Sep 2026487 AMAQI
15th Sep 2026518 AMAQI
15th Sep 2026489 AMAQI
15th Sep 20264810 AMAQI
15th Sep 20265311 AMAQI
15th Sep 20265012 PMAQI
15th Sep 2026601 PMAQI
15th Sep 2026642 PMAQI
15th Sep 2026593 PMAQI
15th Sep 2026574 PMAQI
15th Sep 2026565 PMAQI
15th Sep 2026486 PMAQI
15th Sep 2026467 PMAQI
15th Sep 2026518 PMAQI
15th Sep 2026489 PMAQI
15th Sep 20264210 PMAQI
15th Sep 20264211 PMAQI
16th Sep 20264112 AMAQI
16th Sep 2026501 AMAQI
16th Sep 2026682 AMAQI
16th Sep 2026343 AMAQI
16th Sep 2026284 AMAQI
16th Sep 2026405 AMAQI
16th Sep 2026406 AMAQI

21°C19/23°C

16th Sep 2026327 AMAQI
16th Sep 2026328 AMAQI
16th Sep 2026399 AMAQI
16th Sep 20263810 AMAQI
16th Sep 20263311 AMAQI
16th Sep 20264012 PMAQI
16th Sep 2026421 PMAQI
16th Sep 2026522 PMAQI
16th Sep 2026493 PMAQI
16th Sep 2026384 PMAQI
16th Sep 2026345 PMAQI
16th Sep 2026536 PMAQI
16th Sep 2026537 PMAQI
16th Sep 2026548 PMAQI
16th Sep 2026649 PMAQI
16th Sep 20266610 PMAQI
16th Sep 20264011 PMAQI
17th Sep 20265812 AMAQI
17th Sep 2026361 AMAQI
17th Sep 2026342 AMAQI
17th Sep 2026443 AMAQI
17th Sep 2026384 AMAQI
17th Sep 2026245 AMAQI
17th Sep 2026276 AMAQI

19°C15/22°C

17th Sep 2026247 AMAQI
17th Sep 2026288 AMAQI
17th Sep 2026409 AMAQI
17th Sep 20265610 AMAQI
17th Sep 20265311 AMAQI
17th Sep 20265012 PMAQI
17th Sep 2026541 PMAQI
17th Sep 2026552 PMAQI
17th Sep 2026573 PMAQI
17th Sep 2026484 PMAQI
17th Sep 2026545 PMAQI
17th Sep 2026536 PMAQI
17th Sep 2026447 PMAQI
17th Sep 2026428 PMAQI
17th Sep 2026349 PMAQI
17th Sep 20266410 PMAQI
17th Sep 20266411 PMAQI
18th Sep 20266012 AMAQI
18th Sep 2026601 AMAQI
18th Sep 2026362 AMAQI
18th Sep 2026363 AMAQI
18th Sep 2026364 AMAQI
18th Sep 2026415 AMAQI
18th Sep 2026386 AMAQI

20°C16/23°C

18th Sep 2026387 AMAQI
18th Sep 2026308 AMAQI
18th Sep 2026229 AMAQI
18th Sep 20263110 AMAQI
18th Sep 20264711 AMAQI
18th Sep 20264712 PMAQI
18th Sep 2026401 PMAQI
18th Sep 2026402 PMAQI
18th Sep 2026363 PMAQI
18th Sep 2026364 PMAQI
18th Sep 2026405 PMAQI
18th Sep 2026446 PMAQI
18th Sep 2026507 PMAQI
18th Sep 2026458 PMAQI
18th Sep 2026489 PMAQI
18th Sep 20264410 PMAQI
18th Sep 20263211 PMAQI
19th Sep 20262912 AMAQI
19th Sep 2026401 AMAQI
19th Sep 2026342 AMAQI
19th Sep 2026373 AMAQI
19th Sep 2026394 AMAQI
19th Sep 2026285 AMAQI
19th Sep 2026186 AMAQI

21°C17/23°C

19th Sep 2026257 AMAQI
19th Sep 2026278 AMAQI
19th Sep 2026219 AMAQI
19th Sep 20262510 AMAQI
19th Sep 20262311 AMAQI
19th Sep 20262312 PMAQI
19th Sep 2026271 PMAQI
19th Sep 2026262 PMAQI
19th Sep 2026303 PMAQI
19th Sep 2026314 PMAQI
19th Sep 2026335 PMAQI
19th Sep 2026286 PMAQI
19th Sep 2026287 PMAQI
19th Sep 2026298 PMAQI
19th Sep 2026329 PMAQI
19th Sep 20263210 PMAQI
19th Sep 20262211 PMAQI
20th Sep 20261812 AMAQI
20th Sep 2026251 AMAQI
20th Sep 2026272 AMAQI
20th Sep 2026253 AMAQI
20th Sep 2026284 AMAQI
20th Sep 2026215 AMAQI
20th Sep 2026296 AMAQI

20°C17/23°C

20th Sep 2026297 AMAQI
20th Sep 2026218 AMAQI
20th Sep 2026239 AMAQI
20th Sep 20262510 AMAQI
20th Sep 20263111 AMAQI
20th Sep 20262912 PMAQI
20th Sep 2026251 PMAQI
20th Sep 2026252 PMAQI
20th Sep 2026253 PMAQI
20th Sep 2026264 PMAQI
20th Sep 2026295 PMAQI
20th Sep 2026296 PMAQI
20th Sep 2026517 PMAQI
20th Sep 2026348 PMAQI
20th Sep 2026259 PMAQI
20th Sep 20262710 PMAQI
20th Sep 20265111 PMAQI
21st Sep 20262712 AMAQI
21st Sep 2026271 AMAQI
21st Sep 2026292 AMAQI
21st Sep 2026273 AMAQI
21st Sep 2026334 AMAQI
21st Sep 2026275 AMAQI
21st Sep 2026236 AMAQI

18°C15/23°C

21st Sep 2026217 AMAQI
21st Sep 2026258 AMAQI
21st Sep 2026259 AMAQI
21st Sep 20262910 AMAQI
21st Sep 20262911 AMAQI
21st Sep 20264812 PMAQI
21st Sep 2026231 PMAQI
21st Sep 2026292 PMAQI
21st Sep 2026263 PMAQI
21st Sep 2026404 PMAQI
21st Sep 2026405 PMAQI
21st Sep 2026346 PMAQI
21st Sep 2026287 PMAQI
21st Sep 2026298 PMAQI
21st Sep 2026269 PMAQI
21st Sep 20262810 PMAQI
21st Sep 20263211 PMAQI
22nd Sep 20263612 AMAQI
22nd Sep 2026371 AMAQI
22nd Sep 2026432 AMAQI
22nd Sep 2026423 AMAQI
22nd Sep 2026424 AMAQI
22nd Sep 2026425 AMAQI
22nd Sep 2026446 AMAQI

19°C17/23°C

22nd Sep 2026427 AMAQI
22nd Sep 2026468 AMAQI
22nd Sep 2026459 AMAQI
22nd Sep 20263810 AMAQI
22nd Sep 20264511 AMAQI
22nd Sep 20264512 PMAQI
22nd Sep 2026451 PMAQI
22nd Sep 2026212 PMAQI
22nd Sep 2026373 PMAQI
22nd Sep 2026444 PMAQI
22nd Sep 2026445 PMAQI
22nd Sep 2026426 PMAQI
22nd Sep 2026467 PMAQI
22nd Sep 2026448 PMAQI
22nd Sep 2026469 PMAQI
22nd Sep 20264410 PMAQI
22nd Sep 20264611 PMAQI
23rd Sep 20264412 AMAQI
23rd Sep 2026401 AMAQI
23rd Sep 2026422 AMAQI
23rd Sep 2026423 AMAQI
23rd Sep 2026444 AMAQI
23rd Sep 2026525 AMAQI
23rd Sep 2026506 AMAQI

20°C16/24°C

23rd Sep 2026567 AMAQI
23rd Sep 2026528 AMAQI
23rd Sep 2026479 AMAQI
23rd Sep 20264210 AMAQI
23rd Sep 20264911 AMAQI
23rd Sep 20265612 PMAQI
23rd Sep 2026571 PMAQI
23rd Sep 2026602 PMAQI
23rd Sep 2026603 PMAQI
23rd Sep 2026554 PMAQI
23rd Sep 2026565 PMAQI
23rd Sep 2026576 PMAQI
23rd Sep 2026577 PMAQI
23rd Sep 2026588 PMAQI
23rd Sep 2026549 PMAQI
23rd Sep 20263810 PMAQI
23rd Sep 20264011 PMAQI
24th Sep 20264212 AMAQI
24th Sep 2026421 AMAQI
24th Sep 2026462 AMAQI
24th Sep 2026443 AMAQI
24th Sep 2026384 AMAQI
24th Sep 2026365 AMAQI
24th Sep 2026956 AMAQI

20°C17/24°C

24th Sep 2026817 AMAQI
24th Sep 2026688 AMAQI
24th Sep 2026769 AMAQI
24th Sep 20265410 AMAQI
24th Sep 20263311 AMAQI
24th Sep 20263212 PMAQI
24th Sep 2026481 PMAQI
24th Sep 2026522 PMAQI
24th Sep 2026343 PMAQI
24th Sep 2026304 PMAQI
24th Sep 2026425 PMAQI
24th Sep 2026346 PMAQI
24th Sep 2026257 PMAQI
24th Sep 2026368 PMAQI
24th Sep 2026319 PMAQI
24th Sep 20263210 PMAQI
24th Sep 20263811 PMAQI
25th Sep 20264412 AMAQI
25th Sep 2026291 AMAQI
25th Sep 2026232 AMAQI
25th Sep 2026233 AMAQI
25th Sep 2026214 AMAQI
25th Sep 2026275 AMAQI
25th Sep 2026256 AMAQI

21°C18/24°C

25th Sep 2026277 AMAQI
25th Sep 2026278 AMAQI
25th Sep 2026389 AMAQI
25th Sep 20265110 AMAQI
25th Sep 20264411 AMAQI
25th Sep 20263612 PMAQI
25th Sep 2026311 PMAQI
25th Sep 2026292 PMAQI
25th Sep 2026293 PMAQI
25th Sep 2026274 PMAQI
25th Sep 2026405 PMAQI
25th Sep 2026266 PMAQI
25th Sep 2026267 PMAQI
25th Sep 2026238 PMAQI
25th Sep 2026219 PMAQI
25th Sep 20264210 PMAQI
25th Sep 20267411 PMAQI
26th Sep 20267612 AMAQI
26th Sep 2026821 AMAQI
26th Sep 2026802 AMAQI
26th Sep 2026853 AMAQI
26th Sep 2026254 AMAQI
26th Sep 2026275 AMAQI
26th Sep 2026316 AMAQI

21°C18/24°C

26th Sep 2026297 AMAQI
26th Sep 2026258 AMAQI
26th Sep 2026349 AMAQI
26th Sep 20263610 AMAQI
26th Sep 20265411 AMAQI
26th Sep 20265312 PMAQI
26th Sep 2026441 PMAQI
26th Sep 2026312 PMAQI
26th Sep 2026363 PMAQI
26th Sep 2026444 PMAQI
26th Sep 2026275 PMAQI
26th Sep 2026276 PMAQI
26th Sep 2026457 PMAQI
26th Sep 2026408 PMAQI
26th Sep 2026409 PMAQI
26th Sep 20265410 PMAQI
26th Sep 20263211 PMAQI
27th Sep 20262712 AMAQI
27th Sep 2026361 AMAQI
27th Sep 2026422 AMAQI
27th Sep 2026363 AMAQI
27th Sep 2026254 AMAQI
27th Sep 2026275 AMAQI
27th Sep 2026296 AMAQI

20°C17/24°C

27th Sep 2026297 AMAQI
7 AM
27th Sep 2026298 AMAQI
27th Sep 2026219 AMAQI
27th Sep 20262510 AMAQI
27th Sep 20262511 AMAQI
27th Sep 20262112 PMAQI
27th Sep 2026211 PMAQI
1 PM
27th Sep 2026422 PMAQI
27th Sep 2026273 PMAQI
27th Sep 2026214 PMAQI
27th Sep 2026235 PMAQI
27th Sep 2026236 PMAQI
27th Sep 2026257 PMAQI
7 PM
27th Sep 2026278 PMAQI
27th Sep 2026299 PMAQI
27th Sep 20264410 PMAQI
27th Sep 20262311 PMAQI
1 AM
6 AM

20°C17/23°C

Day time
Avg. Highest Time
10 AM - 1 PM

41AQI

4 hours / Day
120 hours / Month
Avg. Lowest Time
7 AM - 9 AM

39AQI

3 hours / Day
90 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 10 AM to 1 PM (Avg. 41), while the lowest AQI was between 7 AM to 9 AM (Avg. 39).
Night time
Avg. Highest Time
12 AM - 2 AM

46AQI

3 hours / Day
90 hours / Month
Avg. Lowest Time
5 AM

37AQI

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. 46), while the lowest AQI was between 5 AM to 5 AM (Avg. 37).

2026 Days Vs Air Quality

Copiapo, Atacama, Chile

2026

62%

166

34%

90

4%

11

Total number of days with different AQI categories in last 270 days in 2026 (95 days remaining)

Good
166 Days
Moderate
90 Days
Poor
11 Days
Unhealthy
0 Days
Severe
0 Days
Hazardous
0 Days

Under WHO’s Safe Air Quality Limits: 62%

Health Risk Level:

Moderate

In 2026, 62% of 270 days were within WHO’s safe air quality limits, and 38% exceeded them. The risk of health issues is Moderate, particularly for individuals with respiratory or heart conditions.

Annual Air Quality Insights

Copiapo, Atacama, 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
45AQI (US)
2nd January 2026
39AQI (US)
3rd January 2026
48AQI (US)
4th January 2026
39AQI (US)
5th January 2026
35AQI (US)
6th January 2026
41AQI (US)
7th January 2026
46AQI (US)
8th January 2026
41AQI (US)
9th January 2026
45AQI (US)
10th January 2026
56AQI (US)
11th January 2026
44AQI (US)
12th January 2026
38AQI (US)
13th January 2026
56AQI (US)
14th January 2026
52AQI (US)
15th January 2026
64AQI (US)
16th January 2026
60AQI (US)
17th January 2026
73AQI (US)
18th January 2026
67AQI (US)
19th January 2026
61AQI (US)
20th January 2026
62AQI (US)
21st January 2026
75AQI (US)
22nd January 2026
62AQI (US)
23rd January 2026
59AQI (US)
24th January 2026
44AQI (US)
25th January 2026
49AQI (US)
26th January 2026
45AQI (US)
27th January 2026
38AQI (US)
28th January 2026
42AQI (US)
29th January 2026
41AQI (US)
30th January 2026
51AQI (US)
31st January 2026
41AQI (US)
1st February 2026
44AQI (US)
2nd February 2026
57AQI (US)
3rd February 2026
51AQI (US)
4th February 2026
47AQI (US)
5th February 2026
46AQI (US)
6th February 2026
44AQI (US)
7th February 2026
41AQI (US)
8th February 2026
43AQI (US)
9th February 2026
47AQI (US)
10th February 2026
41AQI (US)
11th February 2026
41AQI (US)
12th February 2026
41AQI (US)
13th February 2026
49AQI (US)
14th February 2026
50AQI (US)
15th February 2026
41AQI (US)
16th February 2026
43AQI (US)
17th February 2026
45AQI (US)
18th February 2026
44AQI (US)
19th February 2026
49AQI (US)
20th February 2026
42AQI (US)
21st February 2026
38AQI (US)
22nd February 2026
33AQI (US)
23rd February 2026
40AQI (US)
24th February 2026
42AQI (US)
25th February 2026
44AQI (US)
26th February 2026
32AQI (US)
27th February 2026
34AQI (US)
28th February 2026
32AQI (US)
1st March 2026
38AQI (US)
2nd March 2026
49AQI (US)
3rd March 2026
41AQI (US)
4th March 2026
41AQI (US)
5th March 2026
38AQI (US)
6th March 2026
28AQI (US)
7th March 2026
33AQI (US)
8th March 2026
36AQI (US)
9th March 2026
37AQI (US)
10th March 2026
31AQI (US)
11th March 2026
36AQI (US)
12th March 2026
39AQI (US)
13th March 2026
39AQI (US)
14th March 2026
35AQI (US)
15th March 2026
30AQI (US)
16th March 2026
35AQI (US)
17th March 2026
35AQI (US)
18th March 2026
32AQI (US)
19th March 2026
31AQI (US)
20th March 2026
34AQI (US)
21st March 2026
34AQI (US)
22nd March 2026
34AQI (US)
23rd March 2026
38AQI (US)
24th March 2026
35AQI (US)
25th March 2026
34AQI (US)
26th March 2026
28AQI (US)
27th March 2026
31AQI (US)
28th March 2026
32AQI (US)
29th March 2026
30AQI (US)
30th March 2026
29AQI (US)
31st March 2026
26AQI (US)
1st April 2026
29AQI (US)
2nd April 2026
31AQI (US)
3rd April 2026
29AQI (US)
4th April 2026
28AQI (US)
5th April 2026
31AQI (US)
6th April 2026
36AQI (US)
7th April 2026
30AQI (US)
8th April 2026
36AQI (US)
9th April 2026
29AQI (US)
10th April 2026
34AQI (US)
11th April 2026
36AQI (US)
12th April 2026
30AQI (US)
13th April 2026
29AQI (US)
14th April 2026
31AQI (US)
15th April 2026
30AQI (US)
16th April 2026
31AQI (US)
17th April 2026
18th April 2026
32AQI (US)
19th April 2026
34AQI (US)
20th April 2026
32AQI (US)
21st April 2026
27AQI (US)
22nd April 2026
23rd April 2026
24AQI (US)
24th April 2026
27AQI (US)
25th April 2026
29AQI (US)
26th April 2026
34AQI (US)
27th April 2026
29AQI (US)
28th April 2026
27AQI (US)
29th April 2026
26AQI (US)
30th April 2026
27AQI (US)
1st May 2026
27AQI (US)
2nd May 2026
26AQI (US)
3rd May 2026
26AQI (US)
4th May 2026
30AQI (US)
5th May 2026
35AQI (US)
6th May 2026
33AQI (US)
7th May 2026
30AQI (US)
8th May 2026
28AQI (US)
9th May 2026
10th May 2026
31AQI (US)
11th May 2026
33AQI (US)
12th May 2026
35AQI (US)
13th May 2026
37AQI (US)
14th May 2026
31AQI (US)
15th May 2026
52AQI (US)
16th May 2026
53AQI (US)
17th May 2026
42AQI (US)
18th May 2026
39AQI (US)
19th May 2026
54AQI (US)
20th May 2026
56AQI (US)
21st May 2026
49AQI (US)
22nd May 2026
54AQI (US)
23rd May 2026
58AQI (US)
24th May 2026
58AQI (US)
25th May 2026
71AQI (US)
26th May 2026
79AQI (US)
27th May 2026
98AQI (US)
28th May 2026
98AQI (US)
29th May 2026
74AQI (US)
30th May 2026
91AQI (US)
31st May 2026
88AQI (US)
1st June 2026
98AQI (US)
2nd June 2026
97AQI (US)
3rd June 2026
101AQI (US)
4th June 2026
100AQI (US)
5th June 2026
102AQI (US)
6th June 2026
128AQI (US)
7th June 2026
95AQI (US)
8th June 2026
67AQI (US)
9th June 2026
101AQI (US)
10th June 2026
77AQI (US)
11th June 2026
73AQI (US)
12th June 2026
85AQI (US)
13th June 2026
94AQI (US)
14th June 2026
67AQI (US)
15th June 2026
77AQI (US)
16th June 2026
93AQI (US)
17th June 2026
119AQI (US)
18th June 2026
124AQI (US)
19th June 2026
104AQI (US)
20th June 2026
71AQI (US)
21st June 2026
56AQI (US)
22nd June 2026
51AQI (US)
23rd June 2026
68AQI (US)
24th June 2026
92AQI (US)
25th June 2026
52AQI (US)
26th June 2026
87AQI (US)
27th June 2026
61AQI (US)
28th June 2026
62AQI (US)
29th June 2026
64AQI (US)
30th June 2026
81AQI (US)
1st July 2026
67AQI (US)
2nd July 2026
93AQI (US)
3rd July 2026
102AQI (US)
4th July 2026
120AQI (US)
5th July 2026
74AQI (US)
6th July 2026
91AQI (US)
7th July 2026
97AQI (US)
8th July 2026
126AQI (US)
9th July 2026
82AQI (US)
10th July 2026
78AQI (US)
11th July 2026
55AQI (US)
12th July 2026
44AQI (US)
13th July 2026
67AQI (US)
14th July 2026
84AQI (US)
15th July 2026
73AQI (US)
16th July 2026
44AQI (US)
17th July 2026
26AQI (US)
18th July 2026
32AQI (US)
19th July 2026
61AQI (US)
20th July 2026
48AQI (US)
21st July 2026
32AQI (US)
22nd July 2026
34AQI (US)
23rd July 2026
51AQI (US)
24th July 2026
67AQI (US)
25th July 2026
67AQI (US)
26th July 2026
65AQI (US)
27th July 2026
38AQI (US)
28th July 2026
36AQI (US)
29th July 2026
53AQI (US)
30th July 2026
57AQI (US)
31st July 2026
41AQI (US)
1st August 2026
48AQI (US)
2nd August 2026
50AQI (US)
3rd August 2026
55AQI (US)
4th August 2026
57AQI (US)
5th August 2026
56AQI (US)
6th August 2026
42AQI (US)
7th August 2026
56AQI (US)
8th August 2026
41AQI (US)
9th August 2026
62AQI (US)
10th August 2026
64AQI (US)
11th August 2026
65AQI (US)
12th August 2026
62AQI (US)
13th August 2026
79AQI (US)
14th August 2026
65AQI (US)
15th August 2026
48AQI (US)
16th August 2026
45AQI (US)
17th August 2026
46AQI (US)
18th August 2026
55AQI (US)
19th August 2026
74AQI (US)
20th August 2026
72AQI (US)
21st August 2026
76AQI (US)
22nd August 2026
104AQI (US)
23rd August 2026
95AQI (US)
24th August 2026
90AQI (US)
25th August 2026
60AQI (US)
26th August 2026
41AQI (US)
27th August 2026
36AQI (US)
28th August 2026
43AQI (US)
29th August 2026
51AQI (US)
30th August 2026
40AQI (US)
31st August 2026
39AQI (US)
1st September 2026
49AQI (US)
2nd September 2026
44AQI (US)
3rd September 2026
39AQI (US)
4th September 2026
54AQI (US)
5th September 2026
51AQI (US)
6th September 2026
43AQI (US)
7th September 2026
38AQI (US)
8th September 2026
39AQI (US)
9th September 2026
34AQI (US)
10th September 2026
45AQI (US)
11th September 2026
40AQI (US)
12th September 2026
43AQI (US)
13th September 2026
32AQI (US)
14th September 2026
39AQI (US)
15th September 2026
49AQI (US)
16th September 2026
44AQI (US)
17th September 2026
45AQI (US)
18th September 2026
41AQI (US)
19th September 2026
29AQI (US)
20th September 2026
28AQI (US)
21st September 2026
29AQI (US)
22nd September 2026
42AQI (US)
23rd September 2026
50AQI (US)
24th September 2026
45AQI (US)
25th September 2026
33AQI (US)
26th September 2026
44AQI (US)
27th September 2026
28AQI (US)
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

50AQI (US)

43AQI (US)

34AQI (US)

30AQI (US)

51AQI (US)

85AQI (US)

65AQI (US)

59AQI (US)

41AQI (US)

No. of days

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

202651AQI (US)

18
13
26
2
31
28
16
14
23
7
10
18
3
12
18
1
25
2
166
90
11

Highest AQI (US) recorded in

June

85AQI (US)

Lowest AQI (US) recorded in

April

30AQI (US)

202558AQI (US)

31
24
4
20
11
10
20
1
30
1
27
2
25
6
2
29
11
19
6
25
14
16
11
20
131
226
8

Highest AQI (US) recorded in

July

86AQI (US)

Lowest AQI (US) recorded in

January

38AQI (US)

202443AQI (US)

29
1
29
26
1
21
9
16
15
14
16
9
22
21
10
20
9
1
29
2
29
1
30
1
273
87
1

Highest AQI (US) recorded in

July

57AQI (US)

Lowest AQI (US) recorded in

February

32AQI (US)

202349AQI (US)

27
3
1
12
16
21
10
26
4
12
19
5
25
17
14
14
17
17
13
17
7
2
2
1
22
8
192
138
2

Highest AQI (US) recorded in

June

61AQI (US)

Lowest AQI (US) recorded in

December

40AQI (US)

202240AQI (US)

30
21
29
2
18
12
9
22
16
14
12
11
1
18
11
27
4
29
1
24
1
234
78

Highest AQI (US) recorded in

May

53AQI (US)

Lowest AQI (US) recorded in

January

24AQI (US)

202148AQI (US)

25
4
28
26
5
18
12
11
20
2
28
8
22
1
13
16
2
22
8
24
7
25
5
27
3
1
229
130
3
1

Highest AQI (US) recorded in

June

68AQI (US)

Lowest AQI (US) recorded in

November

33AQI (US)

202048AQI (US)

13
17
4
4
14
7
23
7
24
9
22
13
17
22
9
28
2
31
151
115

Highest AQI (US) recorded in

July

59AQI (US)

Lowest AQI (US) recorded in

December

35AQI (US)

Most & Least Polluted Years Over the Last 7 Years

Most Polluted Year Recorded
2025(Avg.)
58AQI (US)
Least Polluted Year Recorded
2022(Avg.)
40AQI (US)

Copiapo's annual 2026 AQI (US) (51) shows an average percentage change of 8.4% (worsened AQI (US)) compared to previous years: 2020 (48), 2021 (48), 2022 (40), 2023 (49), 2024 (43), 2025 (58).