Country Background
HistoryAQIPM₂.₅PM₁₀COSO₂NO₂O₃

Sant Celoni, Mataro, Catalonia, Spain 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

Sant Celoni, Mataro, Catalonia, Spain

2022
2023
2024
2025
2026
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
21st Aug 2024
70AQI
Lowest AQI recorded on
31st Aug 2022
25AQI

Same Day Analysis (1st August):
On this day, AQI across the 5 years varied significantly: 2026 ranks 3rd highest AQI at 50 of Good air quality, showing improvement over 2024 and 2023 on the same day.

Day & Night AQI Trend: 31st Jul - 1st Aug 2026

Sant Celoni, Mataro, Catalonia, Spain

AQI
Day
Night
.

6 AM31st Jul 2026

9 PM

5 AM1st Aug 2026

Day time
Avg. Highest Time
6AM31st Jul

66AQI

Avg. Lowest Time
6PM31st Jul

36AQI

Night time
Avg. Highest Time
5AM1st Aug

56AQI

Avg. Lowest Time
11PM31st Jul

48AQI

In the last 24 hours,

Sant Celoni's AQI reached its highest point of 66 at 6 AM during the Day, while the lowest point, 36, was recorded at 6 PM during the Day between 31st Jul and 1st Aug 2026.

Day & Night AQI Trend : Jul - Aug 2026

Sant Celoni, Mataro, Catalonia, Spain

JulAug
03rd - 04th04th - 05th05th - 06th06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 31st31st - 01st01st
Day
Night
3rd Jul 2026506 AMAQI
3rd Jul 2026427 AMAQI
3rd Jul 2026508 AMAQI
3rd Jul 2026479 AMAQI
3rd Jul 20264010 AMAQI
3rd Jul 20264011 AMAQI
3rd Jul 20263612 PMAQI
3rd Jul 2026331 PMAQI
3rd Jul 2026282 PMAQI
3rd Jul 2026293 PMAQI
3rd Jul 2026294 PMAQI
3rd Jul 2026305 PMAQI
3rd Jul 2026306 PMAQI
3rd Jul 2026297 PMAQI
3rd Jul 2026298 PMAQI
3rd Jul 2026269 PMAQI
3rd Jul 20262810 PMAQI
3rd Jul 20263011 PMAQI
4th Jul 20262612 AMAQI
4th Jul 2026281 AMAQI
4th Jul 2026252 AMAQI
4th Jul 2026273 AMAQI
4th Jul 2026254 AMAQI
4th Jul 2026275 AMAQI

25°C19/32°C

4th Jul 2026306 AMAQI
4th Jul 2026277 AMAQI
4th Jul 2026278 AMAQI
4th Jul 2026299 AMAQI
4th Jul 20265110 AMAQI
4th Jul 20264911 AMAQI
4th Jul 20263312 PMAQI
4th Jul 2026481 PMAQI
4th Jul 2026522 PMAQI
4th Jul 2026243 PMAQI
4th Jul 2026254 PMAQI
4th Jul 2026265 PMAQI
4th Jul 2026266 PMAQI
4th Jul 2026237 PMAQI
4th Jul 2026248 PMAQI
4th Jul 2026249 PMAQI
4th Jul 20262510 PMAQI
4th Jul 20262411 PMAQI
5th Jul 20262212 AMAQI
5th Jul 2026271 AMAQI
5th Jul 2026292 AMAQI
5th Jul 2026293 AMAQI
5th Jul 2026274 AMAQI
5th Jul 2026275 AMAQI

25°C20/31°C

5th Jul 2026316 AMAQI
5th Jul 2026337 AMAQI
5th Jul 2026368 AMAQI
5th Jul 2026409 AMAQI
5th Jul 20264210 AMAQI
5th Jul 20264011 AMAQI
5th Jul 20263812 PMAQI
5th Jul 2026491 PMAQI
5th Jul 2026402 PMAQI
5th Jul 2026343 PMAQI
5th Jul 2026334 PMAQI
5th Jul 2026405 PMAQI
5th Jul 2026346 PMAQI
5th Jul 2026387 PMAQI
5th Jul 2026368 PMAQI
5th Jul 2026409 PMAQI
5th Jul 20263810 PMAQI
5th Jul 20263611 PMAQI
6th Jul 20263812 AMAQI
6th Jul 2026441 AMAQI
6th Jul 2026462 AMAQI
6th Jul 2026543 AMAQI
6th Jul 2026584 AMAQI
6th Jul 2026485 AMAQI

27°C20/35°C

6th Jul 2026446 AMAQI
6th Jul 2026507 AMAQI
6th Jul 2026538 AMAQI
6th Jul 2026529 AMAQI
6th Jul 20265410 AMAQI
6th Jul 20265311 AMAQI
6th Jul 20264212 PMAQI
6th Jul 2026361 PMAQI
6th Jul 2026302 PMAQI
6th Jul 2026293 PMAQI
6th Jul 2026294 PMAQI
6th Jul 2026305 PMAQI
6th Jul 2026296 PMAQI
6th Jul 2026277 PMAQI
6th Jul 2026318 PMAQI
6th Jul 2026369 PMAQI
6th Jul 20264410 PMAQI
6th Jul 20265411 PMAQI
7th Jul 20263812 AMAQI
7th Jul 2026361 AMAQI
7th Jul 2026402 AMAQI
7th Jul 2026533 AMAQI
7th Jul 2026534 AMAQI
7th Jul 2026535 AMAQI

28°C21/35°C

7th Jul 2026556 AMAQI
7th Jul 2026537 AMAQI
7th Jul 2026628 AMAQI
7th Jul 2026749 AMAQI
7th Jul 20268310 AMAQI
7th Jul 20268011 AMAQI
7th Jul 20267012 PMAQI
7th Jul 2026571 PMAQI
7th Jul 2026502 PMAQI
7th Jul 2026463 PMAQI
7th Jul 2026524 PMAQI
7th Jul 2026525 PMAQI
7th Jul 2026506 PMAQI
7th Jul 2026537 PMAQI
7th Jul 2026568 PMAQI
7th Jul 2026629 PMAQI
7th Jul 20266510 PMAQI
7th Jul 20266711 PMAQI
8th Jul 20266012 AMAQI
8th Jul 2026621 AMAQI
8th Jul 2026622 AMAQI
8th Jul 2026603 AMAQI
8th Jul 2026604 AMAQI
8th Jul 2026625 AMAQI

28°C22/35°C

8th Jul 2026626 AMAQI
8th Jul 2026667 AMAQI
8th Jul 2026768 AMAQI
8th Jul 2026739 AMAQI
8th Jul 20267310 AMAQI
8th Jul 20267311 AMAQI
8th Jul 20267012 PMAQI
8th Jul 2026461 PMAQI
8th Jul 2026442 PMAQI
8th Jul 2026383 PMAQI
8th Jul 2026404 PMAQI
8th Jul 2026425 PMAQI
8th Jul 2026426 PMAQI
8th Jul 2026427 PMAQI
8th Jul 2026508 PMAQI
8th Jul 2026519 PMAQI
8th Jul 20265410 PMAQI
8th Jul 20265611 PMAQI
9th Jul 20265412 AMAQI
9th Jul 2026571 AMAQI
9th Jul 2026502 AMAQI
9th Jul 2026543 AMAQI
9th Jul 2026564 AMAQI
9th Jul 2026385 AMAQI

29°C23/37°C

9th Jul 2026446 AMAQI
9th Jul 2026467 AMAQI
9th Jul 2026588 AMAQI
9th Jul 2026579 AMAQI
9th Jul 20265810 AMAQI
9th Jul 20264211 AMAQI
9th Jul 20264412 PMAQI
9th Jul 2026401 PMAQI
9th Jul 2026402 PMAQI
9th Jul 2026403 PMAQI
9th Jul 2026424 PMAQI
9th Jul 2026405 PMAQI
9th Jul 2026366 PMAQI
9th Jul 2026367 PMAQI
9th Jul 2026408 PMAQI
9th Jul 2026449 PMAQI
9th Jul 20263810 PMAQI
9th Jul 20265011 PMAQI
10th Jul 20265112 AMAQI
10th Jul 2026481 AMAQI
10th Jul 2026492 AMAQI
10th Jul 2026533 AMAQI
10th Jul 2026554 AMAQI
10th Jul 2026535 AMAQI

29°C24/36°C

10th Jul 2026596 AMAQI
10th Jul 2026557 AMAQI
10th Jul 2026558 AMAQI
10th Jul 2026539 AMAQI
10th Jul 20264610 AMAQI
10th Jul 20264811 AMAQI
10th Jul 20264212 PMAQI
10th Jul 2026461 PMAQI
10th Jul 2026402 PMAQI
10th Jul 2026363 PMAQI
10th Jul 2026404 PMAQI
10th Jul 2026475 PMAQI
10th Jul 2026406 PMAQI
10th Jul 2026447 PMAQI
10th Jul 2026448 PMAQI
10th Jul 2026529 PMAQI
10th Jul 20265610 PMAQI
10th Jul 20266011 PMAQI
11th Jul 20265912 AMAQI
11th Jul 2026601 AMAQI
11th Jul 2026622 AMAQI
11th Jul 2026623 AMAQI
11th Jul 2026584 AMAQI
11th Jul 2026585 AMAQI

28°C22/34°C

11th Jul 2026646 AMAQI
11th Jul 2026627 AMAQI
11th Jul 2026638 AMAQI
11th Jul 2026609 AMAQI
11th Jul 20266010 AMAQI
11th Jul 20265811 AMAQI
11th Jul 20265712 PMAQI
11th Jul 2026541 PMAQI
11th Jul 2026492 PMAQI
11th Jul 2026493 PMAQI
11th Jul 2026444 PMAQI
11th Jul 2026485 PMAQI
11th Jul 2026466 PMAQI
11th Jul 2026467 PMAQI
11th Jul 2026448 PMAQI
11th Jul 2026489 PMAQI
11th Jul 20265010 PMAQI
11th Jul 20265211 PMAQI
12th Jul 20266212 AMAQI
12th Jul 2026601 AMAQI
12th Jul 2026622 AMAQI
12th Jul 2026573 AMAQI
12th Jul 2026654 AMAQI
12th Jul 2026645 AMAQI

26°C20/33°C

12th Jul 2026646 AMAQI
12th Jul 2026657 AMAQI
12th Jul 2026608 AMAQI
12th Jul 2026529 AMAQI
12th Jul 20264810 AMAQI
12th Jul 20264211 AMAQI
12th Jul 20264012 PMAQI
12th Jul 2026441 PMAQI
12th Jul 2026442 PMAQI
12th Jul 2026443 PMAQI
12th Jul 2026424 PMAQI
12th Jul 2026445 PMAQI
12th Jul 2026486 PMAQI
12th Jul 2026447 PMAQI
12th Jul 2026468 PMAQI
12th Jul 2026509 PMAQI
12th Jul 20264610 PMAQI
12th Jul 20264411 PMAQI
13th Jul 20264212 AMAQI
13th Jul 2026401 AMAQI
13th Jul 2026422 AMAQI
13th Jul 2026423 AMAQI
13th Jul 2026444 AMAQI
13th Jul 2026515 AMAQI

25°C20/33°C

13th Jul 2026506 AMAQI
13th Jul 2026527 AMAQI
13th Jul 2026488 AMAQI
13th Jul 2026529 AMAQI
13th Jul 20265010 AMAQI
13th Jul 20265511 AMAQI
13th Jul 20265412 PMAQI
13th Jul 2026521 PMAQI
13th Jul 2026552 PMAQI
13th Jul 2026523 PMAQI
13th Jul 2026524 PMAQI
13th Jul 2026485 PMAQI
13th Jul 2026466 PMAQI
13th Jul 2026517 PMAQI
13th Jul 2026518 PMAQI
13th Jul 2026529 PMAQI
13th Jul 20265510 PMAQI
13th Jul 20265711 PMAQI
14th Jul 20265712 AMAQI
14th Jul 2026591 AMAQI
14th Jul 2026582 AMAQI
14th Jul 2026603 AMAQI
14th Jul 2026594 AMAQI
14th Jul 2026645 AMAQI

26°C20/33°C

14th Jul 2026646 AMAQI
14th Jul 2026737 AMAQI
14th Jul 2026708 AMAQI
14th Jul 2026689 AMAQI
14th Jul 20266510 AMAQI
14th Jul 20266011 AMAQI
14th Jul 20266212 PMAQI
14th Jul 2026661 PMAQI
14th Jul 2026562 PMAQI
14th Jul 2026553 PMAQI
14th Jul 2026584 PMAQI
14th Jul 2026585 PMAQI
14th Jul 2026586 PMAQI
14th Jul 2026557 PMAQI
14th Jul 2026598 PMAQI
14th Jul 2026629 PMAQI
14th Jul 20266510 PMAQI
14th Jul 20266611 PMAQI
15th Jul 20266812 AMAQI
15th Jul 2026691 AMAQI
15th Jul 2026702 AMAQI
15th Jul 2026683 AMAQI
15th Jul 2026724 AMAQI
15th Jul 2026625 AMAQI

26°C19/34°C

15th Jul 2026626 AMAQI
15th Jul 2026647 AMAQI
15th Jul 2026628 AMAQI
15th Jul 2026559 AMAQI
15th Jul 20264210 AMAQI
15th Jul 20265511 AMAQI
15th Jul 20265112 PMAQI
15th Jul 2026441 PMAQI
15th Jul 2026462 PMAQI
15th Jul 2026293 PMAQI
15th Jul 2026244 PMAQI
15th Jul 2026265 PMAQI
15th Jul 2026266 PMAQI
15th Jul 2026307 PMAQI
15th Jul 2026288 PMAQI
15th Jul 2026269 PMAQI
15th Jul 20262710 PMAQI
15th Jul 20262911 PMAQI
16th Jul 20262612 AMAQI
16th Jul 2026301 AMAQI
16th Jul 2026262 AMAQI
16th Jul 2026303 AMAQI
16th Jul 2026274 AMAQI
16th Jul 2026265 AMAQI

30°C23/39°C

16th Jul 2026286 AMAQI
16th Jul 2026237 AMAQI
16th Jul 2026248 AMAQI
16th Jul 2026249 AMAQI
16th Jul 20262410 AMAQI
16th Jul 20262811 AMAQI
16th Jul 20262812 PMAQI
16th Jul 2026281 PMAQI
16th Jul 2026292 PMAQI
16th Jul 2026263 PMAQI
16th Jul 2026274 PMAQI
16th Jul 2026295 PMAQI
16th Jul 2026286 PMAQI
16th Jul 2026297 PMAQI
16th Jul 2026268 PMAQI
16th Jul 2026289 PMAQI
16th Jul 20262810 PMAQI
16th Jul 20262911 PMAQI
17th Jul 20262812 AMAQI
17th Jul 2026241 AMAQI
17th Jul 2026282 AMAQI
17th Jul 2026303 AMAQI
17th Jul 2026284 AMAQI
17th Jul 2026405 AMAQI

28°C22/35°C

17th Jul 2026626 AMAQI
17th Jul 2026667 AMAQI
17th Jul 2026678 AMAQI
17th Jul 2026659 AMAQI
17th Jul 20264210 AMAQI
17th Jul 20266211 AMAQI
17th Jul 20266212 PMAQI
17th Jul 2026621 PMAQI
17th Jul 2026572 PMAQI
17th Jul 2026533 PMAQI
17th Jul 2026554 PMAQI
17th Jul 2026525 PMAQI
17th Jul 2026536 PMAQI
17th Jul 2026487 PMAQI
17th Jul 2026488 PMAQI
17th Jul 2026519 PMAQI
17th Jul 20265510 PMAQI
17th Jul 20265811 PMAQI
18th Jul 20265712 AMAQI
18th Jul 2026561 AMAQI
18th Jul 2026542 AMAQI
18th Jul 2026553 AMAQI
18th Jul 2026574 AMAQI
18th Jul 2026595 AMAQI

26°C20/34°C

18th Jul 2026566 AMAQI
18th Jul 2026547 AMAQI
18th Jul 2026548 AMAQI
18th Jul 2026559 AMAQI
18th Jul 20265610 AMAQI
18th Jul 20265911 AMAQI
18th Jul 20265612 PMAQI
18th Jul 2026571 PMAQI
18th Jul 2026532 PMAQI
18th Jul 2026493 PMAQI
18th Jul 2026514 PMAQI
18th Jul 2026515 PMAQI
18th Jul 2026516 PMAQI
18th Jul 2026467 PMAQI
18th Jul 2026538 PMAQI
18th Jul 2026429 PMAQI
18th Jul 20264810 PMAQI
18th Jul 20264811 PMAQI
19th Jul 20264612 AMAQI
19th Jul 2026501 AMAQI
19th Jul 2026462 AMAQI
19th Jul 2026523 AMAQI
19th Jul 2026524 AMAQI
19th Jul 2026505 AMAQI

27°C21/33°C

19th Jul 2026526 AMAQI
19th Jul 2026547 AMAQI
19th Jul 2026508 AMAQI
19th Jul 2026529 AMAQI
19th Jul 20265510 AMAQI
19th Jul 20265511 AMAQI
19th Jul 20265612 PMAQI
19th Jul 2026561 PMAQI
19th Jul 2026552 PMAQI
19th Jul 2026443 PMAQI
19th Jul 2026404 PMAQI
19th Jul 2026405 PMAQI
19th Jul 2026386 PMAQI
19th Jul 2026407 PMAQI
19th Jul 2026388 PMAQI
19th Jul 2026429 PMAQI
19th Jul 20263810 PMAQI
19th Jul 20263811 PMAQI
20th Jul 20263612 AMAQI
20th Jul 2026401 AMAQI
20th Jul 2026362 AMAQI
20th Jul 2026383 AMAQI
20th Jul 2026384 AMAQI
20th Jul 2026385 AMAQI

27°C22/34°C

20th Jul 2026406 AMAQI
20th Jul 2026407 AMAQI
20th Jul 2026408 AMAQI
20th Jul 2026479 AMAQI
20th Jul 20265110 AMAQI
20th Jul 20265211 AMAQI
20th Jul 20265212 PMAQI
20th Jul 2026401 PMAQI
20th Jul 2026252 PMAQI
20th Jul 2026273 PMAQI
20th Jul 2026254 PMAQI
20th Jul 2026255 PMAQI
20th Jul 2026306 PMAQI
20th Jul 2026327 PMAQI
20th Jul 2026258 PMAQI
20th Jul 2026279 PMAQI
20th Jul 20262510 PMAQI
20th Jul 20262711 PMAQI
21st Jul 20263212 AMAQI
21st Jul 2026321 AMAQI
21st Jul 2026322 AMAQI
21st Jul 2026293 AMAQI
21st Jul 2026294 AMAQI

28°C20/36°C

21st Jul 2026516 AMAQI
21st Jul 2026407 AMAQI
21st Jul 2026298 AMAQI
21st Jul 2026369 AMAQI
21st Jul 20264410 AMAQI
21st Jul 20264711 AMAQI
21st Jul 20266012 PMAQI
21st Jul 2026501 PMAQI
21st Jul 2026572 PMAQI
21st Jul 2026463 PMAQI
21st Jul 2026434 PMAQI
21st Jul 2026405 PMAQI
21st Jul 2026446 PMAQI
21st Jul 2026367 PMAQI
21st Jul 2026338 PMAQI
21st Jul 2026319 PMAQI
21st Jul 20264210 PMAQI
21st Jul 20263811 PMAQI
22nd Jul 20265112 AMAQI
22nd Jul 2026561 AMAQI
22nd Jul 2026462 AMAQI
22nd Jul 2026313 AMAQI
22nd Jul 2026404 AMAQI
22nd Jul 2026635 AMAQI

27°C21/35°C

22nd Jul 2026316 AMAQI
22nd Jul 2026427 AMAQI
22nd Jul 2026568 AMAQI
22nd Jul 2026449 AMAQI
22nd Jul 20264210 AMAQI
22nd Jul 20263111 AMAQI
22nd Jul 20262712 PMAQI
22nd Jul 2026251 PMAQI
22nd Jul 2026292 PMAQI
22nd Jul 2026293 PMAQI
22nd Jul 2026254 PMAQI
22nd Jul 2026255 PMAQI
22nd Jul 2026256 PMAQI
22nd Jul 2026237 PMAQI
22nd Jul 2026218 PMAQI
22nd Jul 2026259 PMAQI
22nd Jul 20263610 PMAQI
22nd Jul 20262111 PMAQI
23rd Jul 20263612 AMAQI
23rd Jul 2026211 AMAQI
23rd Jul 2026212 AMAQI
23rd Jul 2026343 AMAQI
23rd Jul 2026214 AMAQI
23rd Jul 2026235 AMAQI

26°C19/34°C

23rd Jul 2026316 AMAQI
23rd Jul 2026277 AMAQI
23rd Jul 2026278 AMAQI
23rd Jul 2026369 AMAQI
23rd Jul 20264210 AMAQI
23rd Jul 20262511 AMAQI
23rd Jul 20262112 PMAQI
23rd Jul 2026271 PMAQI
23rd Jul 2026332 PMAQI
23rd Jul 2026273 PMAQI
23rd Jul 2026234 PMAQI
23rd Jul 2026215 PMAQI
23rd Jul 2026216 PMAQI
23rd Jul 2026277 PMAQI
23rd Jul 2026258 PMAQI
23rd Jul 2026299 PMAQI
23rd Jul 20262510 PMAQI
23rd Jul 20262111 PMAQI
24th Jul 20262512 AMAQI
24th Jul 2026211 AMAQI
24th Jul 2026362 AMAQI
24th Jul 2026213 AMAQI
24th Jul 2026254 AMAQI
24th Jul 2026295 AMAQI

26°C20/34°C

24th Jul 2026366 AMAQI
24th Jul 2026217 AMAQI
24th Jul 2026348 AMAQI
24th Jul 2026589 AMAQI
24th Jul 20263010 AMAQI
24th Jul 20262611 AMAQI
24th Jul 20262112 PMAQI
24th Jul 2026251 PMAQI
24th Jul 2026252 PMAQI
24th Jul 2026213 PMAQI
24th Jul 2026214 PMAQI
24th Jul 2026215 PMAQI
24th Jul 2026256 PMAQI
24th Jul 2026217 PMAQI
24th Jul 2026218 PMAQI
24th Jul 2026219 PMAQI
24th Jul 20262110 PMAQI
24th Jul 20262511 PMAQI
25th Jul 20262112 AMAQI
25th Jul 2026251 AMAQI
25th Jul 2026232 AMAQI
25th Jul 2026233 AMAQI
25th Jul 2026234 AMAQI
25th Jul 2026235 AMAQI

26°C20/33°C

25th Jul 2026216 AMAQI
25th Jul 2026327 AMAQI
25th Jul 2026278 AMAQI
25th Jul 2026469 AMAQI
25th Jul 20262710 AMAQI
25th Jul 20262911 AMAQI
25th Jul 20263812 PMAQI
25th Jul 2026421 PMAQI
25th Jul 2026402 PMAQI
25th Jul 2026303 PMAQI
25th Jul 2026214 PMAQI
25th Jul 2026325 PMAQI
25th Jul 2026216 PMAQI
25th Jul 2026627 PMAQI
25th Jul 2026658 PMAQI
25th Jul 2026629 PMAQI
25th Jul 20266010 PMAQI
25th Jul 20265911 PMAQI
26th Jul 20266012 AMAQI
26th Jul 2026521 AMAQI
26th Jul 2026582 AMAQI
26th Jul 2026623 AMAQI
26th Jul 2026644 AMAQI
26th Jul 2026685 AMAQI

23°C18/31°C

26th Jul 2026606 AMAQI
26th Jul 2026587 AMAQI
26th Jul 2026628 AMAQI
26th Jul 2026609 AMAQI
26th Jul 20266210 AMAQI
26th Jul 20265511 AMAQI
26th Jul 20265512 PMAQI
26th Jul 2026571 PMAQI
26th Jul 2026582 PMAQI
26th Jul 2026563 PMAQI
26th Jul 2026574 PMAQI
26th Jul 2026565 PMAQI
26th Jul 2026536 PMAQI
26th Jul 2026537 PMAQI
26th Jul 2026528 PMAQI
26th Jul 2026489 PMAQI
26th Jul 20264810 PMAQI
26th Jul 20264611 PMAQI
27th Jul 20264612 AMAQI
27th Jul 2026481 AMAQI
27th Jul 2026442 AMAQI
27th Jul 2026483 AMAQI
27th Jul 2026444 AMAQI
27th Jul 2026405 AMAQI

21°C17/27°C

27th Jul 2026446 AMAQI
27th Jul 2026407 AMAQI
27th Jul 2026368 AMAQI
27th Jul 2026369 AMAQI
27th Jul 20263110 AMAQI
27th Jul 20263111 AMAQI
27th Jul 20263312 PMAQI
27th Jul 2026381 PMAQI
27th Jul 2026382 PMAQI
27th Jul 2026383 PMAQI
27th Jul 2026364 PMAQI
27th Jul 2026335 PMAQI
27th Jul 2026366 PMAQI
27th Jul 2026367 PMAQI
27th Jul 2026338 PMAQI
27th Jul 2026339 PMAQI
27th Jul 20263810 PMAQI
27th Jul 20263611 PMAQI
28th Jul 20263612 AMAQI
28th Jul 2026401 AMAQI
28th Jul 2026382 AMAQI
28th Jul 2026403 AMAQI
28th Jul 2026364 AMAQI
28th Jul 2026365 AMAQI

22°C17/28°C

28th Jul 2026386 AMAQI
28th Jul 2026337 AMAQI
28th Jul 2026388 AMAQI
28th Jul 2026369 AMAQI
28th Jul 20263310 AMAQI
28th Jul 20263311 AMAQI
28th Jul 20263812 PMAQI
28th Jul 2026381 PMAQI
28th Jul 2026422 PMAQI
28th Jul 2026523 PMAQI
28th Jul 2026524 PMAQI
28th Jul 2026495 PMAQI
28th Jul 2026486 PMAQI
28th Jul 2026517 PMAQI
28th Jul 2026538 PMAQI
28th Jul 2026529 PMAQI
28th Jul 20265110 PMAQI
28th Jul 20265311 PMAQI
29th Jul 20265412 AMAQI
29th Jul 2026541 AMAQI
29th Jul 2026522 AMAQI
29th Jul 2026533 AMAQI
29th Jul 2026574 AMAQI
29th Jul 2026535 AMAQI

25°C19/33°C

29th Jul 2026586 AMAQI
29th Jul 2026567 AMAQI
29th Jul 2026588 AMAQI
29th Jul 2026589 AMAQI
29th Jul 20265910 AMAQI
29th Jul 20265911 AMAQI
29th Jul 20265712 PMAQI
29th Jul 2026581 PMAQI
29th Jul 2026562 PMAQI
29th Jul 2026563 PMAQI
29th Jul 2026564 PMAQI
29th Jul 2026535 PMAQI
29th Jul 2026506 PMAQI
29th Jul 2026507 PMAQI
29th Jul 2026488 PMAQI
29th Jul 2026499 PMAQI
29th Jul 20265210 PMAQI
29th Jul 20265111 PMAQI
30th Jul 20265312 AMAQI
30th Jul 2026551 AMAQI
30th Jul 2026552 AMAQI
30th Jul 2026593 AMAQI
30th Jul 2026544 AMAQI
30th Jul 2026585 AMAQI

26°C20/34°C

30th Jul 2026586 AMAQI
30th Jul 2026597 AMAQI
30th Jul 2026608 AMAQI
30th Jul 2026639 AMAQI
30th Jul 20266410 AMAQI
30th Jul 20266411 AMAQI
30th Jul 20266212 PMAQI
30th Jul 2026651 PMAQI
30th Jul 2026652 PMAQI
30th Jul 2026583 PMAQI
30th Jul 2026564 PMAQI
30th Jul 2026585 PMAQI
30th Jul 2026566 PMAQI
30th Jul 2026547 PMAQI
30th Jul 2026548 PMAQI
30th Jul 2026569 PMAQI
30th Jul 20265610 PMAQI
30th Jul 20265811 PMAQI
31st Jul 20265512 AMAQI
31st Jul 2026591 AMAQI
31st Jul 2026632 AMAQI
31st Jul 2026633 AMAQI
31st Jul 2026604 AMAQI
31st Jul 2026655 AMAQI

27°C21/35°C

31st Jul 2026666 AMAQI
31st Jul 2026607 AMAQI
31st Jul 2026468 AMAQI
31st Jul 2026489 AMAQI
31st Jul 20265210 AMAQI
31st Jul 20265111 AMAQI
31st Jul 20264612 PMAQI
31st Jul 2026441 PMAQI
31st Jul 2026462 PMAQI
31st Jul 2026463 PMAQI
31st Jul 2026444 PMAQI
31st Jul 2026385 PMAQI
31st Jul 2026366 PMAQI
31st Jul 2026427 PMAQI
31st Jul 2026468 PMAQI
31st Jul 2026489 PMAQI
31st Jul 20264810 PMAQI
31st Jul 20264811 PMAQI
1st Aug 20264912 AMAQI
1st Aug 2026531 AMAQI
1st Aug 2026522 AMAQI
1st Aug 2026513 AMAQI
1st Aug 2026504 AMAQI
1st Aug 2026565 AMAQI

26°C20/34°C

1st Aug 2026516 AMAQI
6 AM
1st Aug 2026527 AMAQI
1st Aug 2026528 AMAQI
1st Aug 2026539 AMAQI
1st Aug 20265010 AMAQI
1st Aug 20265111 AMAQI
1st Aug 20265412 PMAQI
1st Aug 2026531 PMAQI
1 PM
1st Aug 2026542 PMAQI
1st Aug 2026483 PMAQI
1st Aug 2026504 PMAQI
1st Aug 2026485 PMAQI
1st Aug 2026486 PMAQI
1st Aug 2026487 PMAQI
1st Aug 2026468 PMAQI
1st Aug 2026469 PMAQI
9 PM
1st Aug 20264810 PMAQI
1st Aug 20264011 PMAQI
1 AM
5 AM

26°C21/33°C

Day time
Avg. Highest Time
9 AM

51AQI

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

40AQI

4 hours / Day
120 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 9 AM to 9 AM (Avg. 51), while the lowest AQI was between 3 PM to 6 PM (Avg. 40).
Night time
Avg. Highest Time
5 AM

48AQI

1 hours / Day
30 hours / Month
Avg. Lowest Time
10 PM - 11 PM

44AQI

2 hours / Day
60 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 5 AM to 5 AM (Avg. 48), while the lowest AQI was between 10 PM to 11 PM (Avg. 44).

2026 Days Vs Air Quality

Sant Celoni, Mataro, Catalonia, Spain

2026

73%

154

27%

56

Total number of days with different AQI categories in last 213 days in 2026 (152 days remaining)

Good
154 Days
Moderate
56 Days
Poor
0 Days
Unhealthy
0 Days
Severe
0 Days
Hazardous
0 Days

Under WHO’s Safe Air Quality Limits: 73%

Health Risk Level:

Low

In 2026, 73% of 213 days were within WHO’s safe air quality limits. The risk of health issues is Low, but the long-term effects, especially on vulnerable individuals, remain uncertain.

Annual Air Quality Insights

Sant Celoni, Mataro, Catalonia, Spain

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
60AQI (US)
2nd January 2026
52AQI (US)
3rd January 2026
59AQI (US)
4th January 2026
52AQI (US)
5th January 2026
38AQI (US)
6th January 2026
42AQI (US)
7th January 2026
29AQI (US)
8th January 2026
37AQI (US)
9th January 2026
26AQI (US)
10th January 2026
17AQI (US)
11th January 2026
36AQI (US)
12th January 2026
54AQI (US)
13th January 2026
65AQI (US)
14th January 2026
82AQI (US)
15th January 2026
82AQI (US)
16th January 2026
73AQI (US)
17th January 2026
53AQI (US)
18th January 2026
34AQI (US)
19th January 2026
22AQI (US)
20th January 2026
17AQI (US)
21st January 2026
40AQI (US)
22nd January 2026
36AQI (US)
23rd January 2026
39AQI (US)
24th January 2026
29AQI (US)
25th January 2026
25AQI (US)
26th January 2026
17AQI (US)
27th January 2026
34AQI (US)
28th January 2026
27AQI (US)
29th January 2026
28AQI (US)
30th January 2026
42AQI (US)
31st January 2026
28AQI (US)
1st February 2026
28AQI (US)
2nd February 2026
63AQI (US)
3rd February 2026
42AQI (US)
4th February 2026
40AQI (US)
5th February 2026
45AQI (US)
6th February 2026
33AQI (US)
7th February 2026
28AQI (US)
8th February 2026
24AQI (US)
9th February 2026
28AQI (US)
10th February 2026
36AQI (US)
11th February 2026
23AQI (US)
12th February 2026
18AQI (US)
13th February 2026
30AQI (US)
14th February 2026
21AQI (US)
15th February 2026
18AQI (US)
16th February 2026
23AQI (US)
17th February 2026
20AQI (US)
18th February 2026
37AQI (US)
19th February 2026
27AQI (US)
20th February 2026
23AQI (US)
21st February 2026
38AQI (US)
22nd February 2026
62AQI (US)
23rd February 2026
76AQI (US)
24th February 2026
86AQI (US)
25th February 2026
92AQI (US)
26th February 2026
74AQI (US)
27th February 2026
86AQI (US)
28th February 2026
64AQI (US)
1st March 2026
43AQI (US)
2nd March 2026
51AQI (US)
3rd March 2026
55AQI (US)
4th March 2026
52AQI (US)
5th March 2026
59AQI (US)
6th March 2026
53AQI (US)
7th March 2026
30AQI (US)
8th March 2026
28AQI (US)
9th March 2026
33AQI (US)
10th March 2026
44AQI (US)
11th March 2026
53AQI (US)
12th March 2026
58AQI (US)
13th March 2026
77AQI (US)
14th March 2026
58AQI (US)
15th March 2026
27AQI (US)
16th March 2026
23AQI (US)
17th March 2026
43AQI (US)
18th March 2026
56AQI (US)
19th March 2026
50AQI (US)
20th March 2026
62AQI (US)
21st March 2026
66AQI (US)
22nd March 2026
67AQI (US)
23rd March 2026
47AQI (US)
24th March 2026
61AQI (US)
25th March 2026
68AQI (US)
26th March 2026
24AQI (US)
27th March 2026
21AQI (US)
28th March 2026
27AQI (US)
29th March 2026
24AQI (US)
30th March 2026
14AQI (US)
31st March 2026
23AQI (US)
1st April 2026
32AQI (US)
2nd April 2026
21AQI (US)
3rd April 2026
27AQI (US)
4th April 2026
31AQI (US)
5th April 2026
32AQI (US)
6th April 2026
28AQI (US)
7th April 2026
26AQI (US)
8th April 2026
47AQI (US)
9th April 2026
66AQI (US)
10th April 2026
56AQI (US)
11th April 2026
46AQI (US)
12th April 2026
31AQI (US)
13th April 2026
21AQI (US)
14th April 2026
26AQI (US)
15th April 2026
32AQI (US)
16th April 2026
37AQI (US)
17th April 2026
18th April 2026
37AQI (US)
19th April 2026
40AQI (US)
20th April 2026
36AQI (US)
21st April 2026
43AQI (US)
22nd April 2026
23rd April 2026
32AQI (US)
24th April 2026
25AQI (US)
25th April 2026
45AQI (US)
26th April 2026
49AQI (US)
27th April 2026
43AQI (US)
28th April 2026
37AQI (US)
29th April 2026
33AQI (US)
30th April 2026
37AQI (US)
1st May 2026
41AQI (US)
2nd May 2026
32AQI (US)
3rd May 2026
29AQI (US)
4th May 2026
46AQI (US)
5th May 2026
31AQI (US)
6th May 2026
23AQI (US)
7th May 2026
22AQI (US)
8th May 2026
27AQI (US)
9th May 2026
10th May 2026
30AQI (US)
11th May 2026
24AQI (US)
12th May 2026
25AQI (US)
13th May 2026
23AQI (US)
14th May 2026
23AQI (US)
15th May 2026
29AQI (US)
16th May 2026
36AQI (US)
17th May 2026
34AQI (US)
18th May 2026
39AQI (US)
19th May 2026
55AQI (US)
20th May 2026
51AQI (US)
21st May 2026
44AQI (US)
22nd May 2026
48AQI (US)
23rd May 2026
51AQI (US)
24th May 2026
51AQI (US)
25th May 2026
44AQI (US)
26th May 2026
47AQI (US)
27th May 2026
42AQI (US)
28th May 2026
46AQI (US)
29th May 2026
49AQI (US)
30th May 2026
55AQI (US)
31st May 2026
49AQI (US)
1st June 2026
44AQI (US)
2nd June 2026
45AQI (US)
3rd June 2026
29AQI (US)
4th June 2026
31AQI (US)
5th June 2026
25AQI (US)
6th June 2026
26AQI (US)
7th June 2026
30AQI (US)
8th June 2026
27AQI (US)
9th June 2026
32AQI (US)
10th June 2026
32AQI (US)
11th June 2026
24AQI (US)
12th June 2026
31AQI (US)
13th June 2026
35AQI (US)
14th June 2026
31AQI (US)
15th June 2026
27AQI (US)
16th June 2026
35AQI (US)
17th June 2026
33AQI (US)
18th June 2026
32AQI (US)
19th June 2026
24AQI (US)
20th June 2026
24AQI (US)
21st June 2026
23AQI (US)
22nd June 2026
33AQI (US)
23rd June 2026
51AQI (US)
24th June 2026
84AQI (US)
25th June 2026
55AQI (US)
26th June 2026
52AQI (US)
27th June 2026
56AQI (US)
28th June 2026
52AQI (US)
29th June 2026
49AQI (US)
30th June 2026
41AQI (US)
1st July 2026
49AQI (US)
2nd July 2026
49AQI (US)
3rd July 2026
39AQI (US)
4th July 2026
30AQI (US)
5th July 2026
35AQI (US)
6th July 2026
42AQI (US)
7th July 2026
57AQI (US)
8th July 2026
57AQI (US)
9th July 2026
46AQI (US)
10th July 2026
49AQI (US)
11th July 2026
55AQI (US)
12th July 2026
52AQI (US)
13th July 2026
50AQI (US)
14th July 2026
62AQI (US)
15th July 2026
47AQI (US)
16th July 2026
27AQI (US)
17th July 2026
50AQI (US)
18th July 2026
53AQI (US)
19th July 2026
47AQI (US)
20th July 2026
36AQI (US)
21st July 2026
40AQI (US)
22nd July 2026
35AQI (US)
23rd July 2026
27AQI (US)
24th July 2026
26AQI (US)
25th July 2026
36AQI (US)
26th July 2026
57AQI (US)
27th July 2026
38AQI (US)
28th July 2026
42AQI (US)
29th July 2026
54AQI (US)
30th July 2026
58AQI (US)
31st July 2026
51AQI (US)
1st August 2026
50AQI (US)
2nd August 2026
3rd August 2026
4th August 2026
5th August 2026
6th August 2026
7th August 2026
8th August 2026
9th August 2026
10th August 2026
11th August 2026
12th August 2026
13th August 2026
14th August 2026
15th August 2026
16th August 2026
17th August 2026
18th August 2026
19th August 2026
20th August 2026
21st August 2026
22nd August 2026
23rd August 2026
24th August 2026
25th August 2026
26th August 2026
27th August 2026
28th August 2026
29th August 2026
30th August 2026
31st August 2026
1st September 2026
2nd September 2026
3rd September 2026
4th September 2026
5th September 2026
6th September 2026
7th September 2026
8th September 2026
9th September 2026
10th September 2026
11th September 2026
12th September 2026
13th September 2026
14th September 2026
15th September 2026
16th September 2026
17th September 2026
18th September 2026
19th September 2026
20th September 2026
21st September 2026
22nd September 2026
23rd September 2026
24th September 2026
25th September 2026
26th September 2026
27th September 2026
28th September 2026
29th September 2026
30th September 2026
1st October 2026
2nd October 2026
3rd October 2026
4th October 2026
5th October 2026
6th October 2026
7th October 2026
8th October 2026
9th October 2026
10th October 2026
11th October 2026
12th October 2026
13th October 2026
14th October 2026
15th October 2026
16th October 2026
17th October 2026
18th October 2026
19th October 2026
20th October 2026
21st October 2026
22nd October 2026
23rd October 2026
24th October 2026
25th October 2026
26th October 2026
27th October 2026
28th October 2026
29th October 2026
30th October 2026
31st October 2026
1st November 2026
2nd November 2026
3rd November 2026
4th November 2026
5th November 2026
6th November 2026
7th November 2026
8th November 2026
9th November 2026
10th November 2026
11th November 2026
12th November 2026
13th November 2026
14th November 2026
15th November 2026
16th November 2026
17th November 2026
18th November 2026
19th November 2026
20th November 2026
21st November 2026
22nd November 2026
23rd November 2026
24th November 2026
25th November 2026
26th November 2026
27th November 2026
28th November 2026
29th November 2026
30th November 2026
1st December 2026
2nd December 2026
3rd December 2026
4th December 2026
5th December 2026
6th December 2026
7th December 2026
8th December 2026
9th December 2026
10th December 2026
11th December 2026
12th December 2026
13th December 2026
14th December 2026
15th December 2026
16th December 2026
17th December 2026
18th December 2026
19th December 2026
20th December 2026
21st December 2026
22nd December 2026
23rd December 2026
24th December 2026
25th December 2026
26th December 2026
27th December 2026
28th December 2026
29th December 2026
30th December 2026
31st December 2026

41AQI (US)

42AQI (US)

45AQI (US)

36AQI (US)

38AQI (US)

37AQI (US)

45AQI (US)

50AQI (US)

No. of days

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

202641AQI (US)

21
10
20
8
16
15
26
2
25
5
24
6
21
10
1
154
56

Highest AQI (US) recorded in

August

50AQI (US)

Lowest AQI (US) recorded in

April

36AQI (US)

202545AQI (US)

13
18
3
25
29
2
28
2
30
1
7
23
25
6
10
21
30
17
14
20
10
9
22
221
144

Highest AQI (US) recorded in

February

66AQI (US)

Lowest AQI (US) recorded in

September

28AQI (US)

202446AQI (US)

6
22
3
8
20
1
17
14
25
5
28
3
25
5
28
3
23
8
29
1
29
2
14
16
11
20
243
119
4

Highest AQI (US) recorded in

January

72AQI (US)

Lowest AQI (US) recorded in

September

33AQI (US)

202354AQI (US)

10
18
3
6
16
6
14
16
1
23
7
20
11
16
14
25
6
18
13
21
9
14
17
14
15
8
15
8
189
157
18

Highest AQI (US) recorded in

February

80AQI (US)

Lowest AQI (US) recorded in

April

43AQI (US)

202239AQI (US)

30
22
31
30
31
30
24
1
29
13
18
16
14
3
25
3
260
57
3

Highest AQI (US) recorded in

December

69AQI (US)

Lowest AQI (US) recorded in

August

25AQI (US)

202125AQI (US)

29
26
2
31
30
31
30
31
30
1
30
31
30
31
360
3

Highest AQI (US) recorded in

July

30AQI (US)

Lowest AQI (US) recorded in

January

19AQI (US)

202021AQI (US)

13
21
18
30
31
31
30
30
1
30
31
265
1

Highest AQI (US) recorded in

April

27AQI (US)

Lowest AQI (US) recorded in

December

18AQI (US)

Most & Least Polluted Years Over the Last 7 Years

Most Polluted Year Recorded
2023(Avg.)
54AQI (US)
Least Polluted Year Recorded
2020(Avg.)
21AQI (US)

Sant Celoni's annual 2026 AQI (US) (41) shows an average percentage change of 20.08% (worsened AQI (US)) compared to previous years: 2020 (21), 2021 (25), 2022 (39), 2023 (54), 2024 (46), 2025 (45).