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HistoryAQIPM₂.₅PM₁₀COSO₂NO₂O₃

Alsasua, Azpeitia, Basque Country, 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

Alsasua, Azpeitia, Basque Country, Spain

2022
2023
2024
2025
2026
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
16th Aug 2025
60AQI
Lowest AQI recorded on
18th Aug 2024
15AQI

Same Day Analysis (4th August):
On this day, AQI across the 5 years varied significantly: 2026 ranks 1st highest AQI at 38 of Good air quality on the same day.

Day & Night AQI Trend: 4th Aug - 5th Aug 2026

Alsasua, Azpeitia, Basque Country, Spain

AQI
Day
Night
.

6 AM4th Aug 2026

9 PM

5 AM5th Aug 2026

Day time
Avg. Highest Time
3PM4th Aug

42AQI

Avg. Lowest Time
9AM4th Aug

33AQI

Night time
Avg. Highest Time
6AM4th Aug

38AQI

Avg. Lowest Time
4AM5th Aug

27AQI

In the last 24 hours,

Alsasua's AQI reached its highest point of 42 at 3 PM during the Day, while the lowest point, 27, was recorded at 4 AM during the Night between 4th Aug and 5th Aug 2026.

Day & Night AQI Trend : Jul - Aug 2026

Alsasua, Azpeitia, Basque Country, Spain

JulAug
07th - 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 - 02nd02nd - 03rd03rd - 04th04th - 05th05th
Day
Night
7th Jul 2026226 AMAQI
7th Jul 2026127 AMAQI
7th Jul 2026208 AMAQI
7th Jul 2026269 AMAQI
7th Jul 20262810 AMAQI
7th Jul 20262411 AMAQI
7th Jul 20262812 PMAQI
7th Jul 2026601 PMAQI
7th Jul 2026692 PMAQI
7th Jul 2026683 PMAQI
7th Jul 2026684 PMAQI
7th Jul 2026745 PMAQI
7th Jul 2026716 PMAQI
7th Jul 2026667 PMAQI
7th Jul 2026728 PMAQI
7th Jul 2026719 PMAQI
7th Jul 20266210 PMAQI
7th Jul 20265911 PMAQI
8th Jul 20265712 AMAQI
8th Jul 2026601 AMAQI
8th Jul 2026602 AMAQI
8th Jul 2026603 AMAQI
8th Jul 2026604 AMAQI
8th Jul 2026665 AMAQI

28°C20/39°C

8th Jul 2026666 AMAQI
8th Jul 2026677 AMAQI
8th Jul 2026668 AMAQI
8th Jul 2026659 AMAQI
8th Jul 20266210 AMAQI
8th Jul 20266611 AMAQI
8th Jul 20266812 PMAQI
8th Jul 2026701 PMAQI
8th Jul 2026602 PMAQI
8th Jul 2026653 PMAQI
8th Jul 2026654 PMAQI
8th Jul 2026675 PMAQI
8th Jul 2026646 PMAQI
8th Jul 2026697 PMAQI
8th Jul 2026678 PMAQI
8th Jul 2026629 PMAQI
8th Jul 20266010 PMAQI
8th Jul 20265511 PMAQI
9th Jul 20264612 AMAQI
9th Jul 2026331 AMAQI
9th Jul 2026312 AMAQI
9th Jul 2026343 AMAQI
9th Jul 2026254 AMAQI
9th Jul 2026215 AMAQI

28°C18/38°C

9th Jul 2026216 AMAQI
9th Jul 2026257 AMAQI
9th Jul 2026238 AMAQI
9th Jul 2026219 AMAQI
9th Jul 20262310 AMAQI
9th Jul 20262111 AMAQI
9th Jul 20264012 PMAQI
9th Jul 2026491 PMAQI
9th Jul 2026512 PMAQI
9th Jul 2026513 PMAQI
9th Jul 2026554 PMAQI
9th Jul 2026535 PMAQI
9th Jul 2026576 PMAQI
9th Jul 2026567 PMAQI
9th Jul 2026548 PMAQI
9th Jul 2026569 PMAQI
9th Jul 20265310 PMAQI
9th Jul 20265111 PMAQI
10th Jul 20264412 AMAQI
10th Jul 2026381 AMAQI
10th Jul 2026382 AMAQI
10th Jul 2026403 AMAQI
10th Jul 2026344 AMAQI
10th Jul 2026295 AMAQI

27°C17/39°C

10th Jul 2026316 AMAQI
10th Jul 2026317 AMAQI
10th Jul 2026448 AMAQI
10th Jul 2026519 AMAQI
10th Jul 20265510 AMAQI
10th Jul 20265311 AMAQI
10th Jul 20265512 PMAQI
10th Jul 2026581 PMAQI
10th Jul 2026582 PMAQI
10th Jul 2026673 PMAQI
10th Jul 2026604 PMAQI
10th Jul 2026555 PMAQI
10th Jul 2026566 PMAQI
10th Jul 2026597 PMAQI
10th Jul 2026608 PMAQI
10th Jul 2026609 PMAQI
10th Jul 20264010 PMAQI
10th Jul 20263811 PMAQI
11th Jul 20263812 AMAQI
11th Jul 2026621 AMAQI
11th Jul 2026582 AMAQI
11th Jul 2026503 AMAQI
11th Jul 2026524 AMAQI
11th Jul 2026525 AMAQI

25°C19/35°C

11th Jul 2026366 AMAQI
11th Jul 2026257 AMAQI
11th Jul 2026298 AMAQI
11th Jul 2026369 AMAQI
11th Jul 20264210 AMAQI
11th Jul 20265311 AMAQI
11th Jul 20264412 PMAQI
11th Jul 2026361 PMAQI
11th Jul 2026362 PMAQI
11th Jul 2026333 PMAQI
11th Jul 2026314 PMAQI
11th Jul 2026335 PMAQI
11th Jul 2026336 PMAQI
11th Jul 2026337 PMAQI
11th Jul 2026368 PMAQI
11th Jul 2026299 PMAQI
11th Jul 20264410 PMAQI
11th Jul 20266611 PMAQI
12th Jul 20265612 AMAQI
12th Jul 2026311 AMAQI
12th Jul 2026312 AMAQI
12th Jul 2026543 AMAQI
12th Jul 2026294 AMAQI
12th Jul 2026315 AMAQI

26°C18/36°C

12th Jul 2026236 AMAQI
12th Jul 2026247 AMAQI
12th Jul 2026448 AMAQI
12th Jul 2026489 AMAQI
12th Jul 20264610 AMAQI
12th Jul 20264911 AMAQI
12th Jul 20265212 PMAQI
12th Jul 2026551 PMAQI
12th Jul 2026582 PMAQI
12th Jul 2026533 PMAQI
12th Jul 2026564 PMAQI
12th Jul 2026585 PMAQI
12th Jul 2026486 PMAQI
12th Jul 2026387 PMAQI
12th Jul 2026338 PMAQI
12th Jul 2026369 PMAQI
12th Jul 20262710 PMAQI
12th Jul 20263211 PMAQI
13th Jul 20263212 AMAQI
13th Jul 2026421 AMAQI
13th Jul 2026422 AMAQI
13th Jul 2026653 AMAQI
13th Jul 2026724 AMAQI
13th Jul 2026675 AMAQI

28°C21/36°C

13th Jul 2026716 AMAQI
13th Jul 2026747 AMAQI
13th Jul 2026668 AMAQI
13th Jul 2026679 AMAQI
13th Jul 20266010 AMAQI
13th Jul 20266011 AMAQI
13th Jul 20265912 PMAQI
13th Jul 2026581 PMAQI
13th Jul 2026642 PMAQI
13th Jul 2026533 PMAQI
13th Jul 2026574 PMAQI
13th Jul 2026505 PMAQI
13th Jul 2026446 PMAQI
13th Jul 2026447 PMAQI
13th Jul 2026428 PMAQI
13th Jul 2026389 PMAQI
13th Jul 20263810 PMAQI
13th Jul 20263611 PMAQI
14th Jul 20265012 AMAQI
14th Jul 2026581 AMAQI
14th Jul 2026652 AMAQI
14th Jul 2026623 AMAQI
14th Jul 2026604 AMAQI
14th Jul 2026555 AMAQI

26°C18/35°C

14th Jul 2026486 AMAQI
14th Jul 2026517 AMAQI
14th Jul 2026468 AMAQI
14th Jul 2026469 AMAQI
14th Jul 20265010 AMAQI
14th Jul 20266011 AMAQI
14th Jul 20265812 PMAQI
14th Jul 2026591 PMAQI
14th Jul 2026652 PMAQI
14th Jul 2026543 PMAQI
14th Jul 2026344 PMAQI
14th Jul 2026225 PMAQI
14th Jul 2026246 PMAQI
14th Jul 2026307 PMAQI
14th Jul 2026318 PMAQI
14th Jul 2026559 PMAQI
14th Jul 20266010 PMAQI
14th Jul 20266411 PMAQI
15th Jul 20266012 AMAQI
15th Jul 2026581 AMAQI
15th Jul 2026512 AMAQI
15th Jul 2026443 AMAQI
15th Jul 2026464 AMAQI
15th Jul 2026465 AMAQI

26°C16/39°C

15th Jul 2026446 AMAQI
15th Jul 2026387 AMAQI
15th Jul 2026388 AMAQI
15th Jul 2026389 AMAQI
15th Jul 20264210 AMAQI
15th Jul 20264811 AMAQI
15th Jul 20265312 PMAQI
15th Jul 2026591 PMAQI
15th Jul 2026602 PMAQI
15th Jul 2026543 PMAQI
15th Jul 2026464 PMAQI
15th Jul 2026385 PMAQI
15th Jul 2026386 PMAQI
15th Jul 2026387 PMAQI
15th Jul 2026488 PMAQI
15th Jul 2026579 PMAQI
15th Jul 20265210 PMAQI
15th Jul 20263811 PMAQI
16th Jul 20263012 AMAQI
16th Jul 2026141 AMAQI
16th Jul 2026192 AMAQI
16th Jul 2026233 AMAQI
16th Jul 2026294 AMAQI
16th Jul 2026275 AMAQI

26°C16/37°C

16th Jul 2026296 AMAQI
16th Jul 2026297 AMAQI
16th Jul 2026338 AMAQI
16th Jul 2026299 AMAQI
16th Jul 20263410 AMAQI
16th Jul 20264411 AMAQI
16th Jul 20266012 PMAQI
16th Jul 2026581 PMAQI
16th Jul 2026572 PMAQI
16th Jul 2026413 PMAQI
16th Jul 2026304 PMAQI
16th Jul 2026285 PMAQI
16th Jul 2026266 PMAQI
16th Jul 2026287 PMAQI
16th Jul 2026278 PMAQI
16th Jul 2026269 PMAQI
16th Jul 20262610 PMAQI
16th Jul 20262411 PMAQI
17th Jul 20261412 AMAQI
17th Jul 2026141 AMAQI
17th Jul 2026192 AMAQI
17th Jul 2026213 AMAQI
17th Jul 2026274 AMAQI
17th Jul 2026385 AMAQI

24°C16/35°C

17th Jul 2026336 AMAQI
17th Jul 2026297 AMAQI
17th Jul 2026218 AMAQI
17th Jul 2026279 AMAQI
17th Jul 20263410 AMAQI
17th Jul 20264411 AMAQI
17th Jul 20264412 PMAQI
17th Jul 2026501 PMAQI
17th Jul 2026482 PMAQI
17th Jul 2026463 PMAQI
17th Jul 2026444 PMAQI
17th Jul 2026445 PMAQI
17th Jul 2026446 PMAQI
17th Jul 2026487 PMAQI
17th Jul 2026428 PMAQI
17th Jul 2026409 PMAQI
17th Jul 20263210 PMAQI
17th Jul 20262511 PMAQI
18th Jul 20262512 AMAQI
18th Jul 2026381 AMAQI
18th Jul 2026462 AMAQI
18th Jul 2026483 AMAQI
18th Jul 2026454 AMAQI
18th Jul 2026345 AMAQI

23°C16/33°C

18th Jul 2026316 AMAQI
18th Jul 2026277 AMAQI
18th Jul 2026258 AMAQI
18th Jul 2026279 AMAQI
18th Jul 20262910 AMAQI
18th Jul 20262711 AMAQI
18th Jul 20263412 PMAQI
18th Jul 2026381 PMAQI
18th Jul 2026382 PMAQI
18th Jul 2026333 PMAQI
18th Jul 2026314 PMAQI
18th Jul 2026385 PMAQI
18th Jul 2026316 PMAQI
18th Jul 2026367 PMAQI
18th Jul 2026388 PMAQI
18th Jul 2026389 PMAQI
18th Jul 20263810 PMAQI
18th Jul 20263311 PMAQI
19th Jul 20263112 AMAQI
19th Jul 2026291 AMAQI
19th Jul 2026272 AMAQI
19th Jul 2026343 AMAQI
19th Jul 2026404 AMAQI
19th Jul 2026275 AMAQI

23°C15/32°C

19th Jul 2026316 AMAQI
19th Jul 2026317 AMAQI
19th Jul 2026368 AMAQI
19th Jul 2026299 AMAQI
19th Jul 20262910 AMAQI
19th Jul 20263111 AMAQI
19th Jul 20263312 PMAQI
19th Jul 2026381 PMAQI
19th Jul 2026382 PMAQI
19th Jul 2026403 PMAQI
19th Jul 2026384 PMAQI
19th Jul 2026465 PMAQI
19th Jul 2026426 PMAQI
19th Jul 2026427 PMAQI
19th Jul 2026388 PMAQI
19th Jul 2026429 PMAQI
19th Jul 20264010 PMAQI
19th Jul 20263811 PMAQI
20th Jul 20264012 AMAQI
20th Jul 2026381 AMAQI
20th Jul 2026362 AMAQI
20th Jul 2026423 AMAQI
20th Jul 2026464 AMAQI
20th Jul 2026405 AMAQI

24°C14/35°C

20th Jul 2026426 AMAQI
20th Jul 2026427 AMAQI
20th Jul 2026488 AMAQI
20th Jul 2026509 AMAQI
20th Jul 20264710 AMAQI
20th Jul 20265311 AMAQI
20th Jul 20265412 PMAQI
20th Jul 2026551 PMAQI
20th Jul 2026582 PMAQI
20th Jul 2026593 PMAQI
20th Jul 2026564 PMAQI
20th Jul 2026575 PMAQI
20th Jul 2026576 PMAQI
20th Jul 2026527 PMAQI
20th Jul 2026518 PMAQI
20th Jul 2026259 PMAQI
20th Jul 20262710 PMAQI
20th Jul 20262511 PMAQI
21st Jul 20262512 AMAQI
21st Jul 2026251 AMAQI
21st Jul 2026252 AMAQI
21st Jul 2026253 AMAQI
21st Jul 2026254 AMAQI

25°C16/37°C

21st Jul 2026316 AMAQI
21st Jul 2026387 AMAQI
21st Jul 2026368 AMAQI
21st Jul 2026429 AMAQI
21st Jul 20264910 AMAQI
21st Jul 20264011 AMAQI
21st Jul 20265012 PMAQI
21st Jul 2026481 PMAQI
21st Jul 2026442 PMAQI
21st Jul 2026423 PMAQI
21st Jul 2026364 PMAQI
21st Jul 2026365 PMAQI
21st Jul 2026326 PMAQI
21st Jul 2026237 PMAQI
21st Jul 2026258 PMAQI
21st Jul 2026279 PMAQI
21st Jul 20262510 PMAQI
21st Jul 20262311 PMAQI
22nd Jul 20262512 AMAQI
22nd Jul 2026291 AMAQI
22nd Jul 2026312 AMAQI
22nd Jul 2026273 AMAQI
22nd Jul 2026294 AMAQI
22nd Jul 2026255 AMAQI

24°C15/34°C

22nd Jul 2026296 AMAQI
22nd Jul 2026317 AMAQI
22nd Jul 2026338 AMAQI
22nd Jul 2026339 AMAQI
22nd Jul 20264410 AMAQI
22nd Jul 20265211 AMAQI
22nd Jul 20265212 PMAQI
22nd Jul 2026511 PMAQI
22nd Jul 2026542 PMAQI
22nd Jul 2026583 PMAQI
22nd Jul 2026564 PMAQI
22nd Jul 2026555 PMAQI
22nd Jul 2026546 PMAQI
22nd Jul 2026507 PMAQI
22nd Jul 2026468 PMAQI
22nd Jul 2026409 PMAQI
22nd Jul 20263810 PMAQI
22nd Jul 20264211 PMAQI
23rd Jul 20264412 AMAQI
23rd Jul 2026401 AMAQI
23rd Jul 2026382 AMAQI
23rd Jul 2026363 AMAQI
23rd Jul 2026384 AMAQI
23rd Jul 2026385 AMAQI

25°C15/37°C

23rd Jul 2026406 AMAQI
23rd Jul 2026427 AMAQI
23rd Jul 2026408 AMAQI
23rd Jul 2026449 AMAQI
23rd Jul 20264610 AMAQI
23rd Jul 20264611 AMAQI
23rd Jul 20264412 PMAQI
23rd Jul 2026401 PMAQI
23rd Jul 2026402 PMAQI
23rd Jul 2026463 PMAQI
23rd Jul 2026524 PMAQI
23rd Jul 2026275 PMAQI
23rd Jul 2026516 PMAQI
23rd Jul 2026497 PMAQI
23rd Jul 2026448 PMAQI
23rd Jul 2026319 PMAQI
23rd Jul 20262510 PMAQI
23rd Jul 20262911 PMAQI
24th Jul 20262912 AMAQI
24th Jul 2026251 AMAQI
24th Jul 2026292 AMAQI
24th Jul 2026383 AMAQI
24th Jul 2026464 AMAQI
24th Jul 2026465 AMAQI

27°C17/39°C

24th Jul 2026486 AMAQI
24th Jul 2026547 AMAQI
24th Jul 2026518 AMAQI
24th Jul 2026519 AMAQI
24th Jul 20265910 AMAQI
24th Jul 20265911 AMAQI
24th Jul 20265812 PMAQI
24th Jul 2026481 PMAQI
24th Jul 2026582 PMAQI
24th Jul 2026643 PMAQI
24th Jul 2026654 PMAQI
24th Jul 2026665 PMAQI
24th Jul 2026656 PMAQI
24th Jul 2026697 PMAQI
24th Jul 2026658 PMAQI
24th Jul 2026629 PMAQI
24th Jul 20265910 PMAQI
24th Jul 20266311 PMAQI
25th Jul 20265712 AMAQI
25th Jul 2026551 AMAQI
25th Jul 2026532 AMAQI
25th Jul 2026513 AMAQI
25th Jul 2026524 AMAQI
25th Jul 2026665 AMAQI

25°C17/38°C

25th Jul 2026696 AMAQI
25th Jul 2026547 AMAQI
25th Jul 2026568 AMAQI
25th Jul 2026489 AMAQI
25th Jul 20266310 AMAQI
25th Jul 20265411 AMAQI
25th Jul 20265212 PMAQI
25th Jul 2026461 PMAQI
25th Jul 2026472 PMAQI
25th Jul 2026483 PMAQI
25th Jul 2026484 PMAQI
25th Jul 2026465 PMAQI
25th Jul 2026496 PMAQI
25th Jul 2026537 PMAQI
25th Jul 2026558 PMAQI
25th Jul 2026529 PMAQI
25th Jul 20265410 PMAQI
25th Jul 20264811 PMAQI
26th Jul 20264812 AMAQI
26th Jul 2026461 AMAQI
26th Jul 2026482 AMAQI
26th Jul 2026443 AMAQI
26th Jul 2026464 AMAQI
26th Jul 2026485 AMAQI

20°C13/26°C

26th Jul 2026516 AMAQI
26th Jul 2026447 AMAQI
26th Jul 2026448 AMAQI
26th Jul 2026409 AMAQI
26th Jul 20263810 AMAQI
26th Jul 20264011 AMAQI
26th Jul 20263612 PMAQI
26th Jul 2026331 PMAQI
26th Jul 2026342 PMAQI
26th Jul 2026403 PMAQI
26th Jul 2026424 PMAQI
26th Jul 2026385 PMAQI
26th Jul 2026336 PMAQI
26th Jul 2026237 PMAQI
26th Jul 2026218 PMAQI
26th Jul 2026279 PMAQI
26th Jul 20262310 PMAQI
26th Jul 20263411 PMAQI
27th Jul 20263312 AMAQI
27th Jul 2026331 AMAQI
27th Jul 2026382 AMAQI
27th Jul 2026363 AMAQI
27th Jul 2026254 AMAQI
27th Jul 2026215 AMAQI

20°C14/27°C

27th Jul 2026276 AMAQI
27th Jul 2026257 AMAQI
27th Jul 2026318 AMAQI
27th Jul 2026319 AMAQI
27th Jul 20264210 AMAQI
27th Jul 20262911 AMAQI
27th Jul 20263612 PMAQI
27th Jul 2026461 PMAQI
27th Jul 2026402 PMAQI
27th Jul 2026403 PMAQI
27th Jul 2026444 PMAQI
27th Jul 2026425 PMAQI
27th Jul 2026366 PMAQI
27th Jul 2026237 PMAQI
27th Jul 2026208 PMAQI
27th Jul 2026299 PMAQI
27th Jul 20263610 PMAQI
27th Jul 20263611 PMAQI
28th Jul 20263312 AMAQI
28th Jul 2026361 AMAQI
28th Jul 2026332 AMAQI
28th Jul 2026363 AMAQI
28th Jul 2026364 AMAQI
28th Jul 2026335 AMAQI

22°C14/32°C

28th Jul 2026256 AMAQI
28th Jul 2026367 AMAQI
28th Jul 2026318 AMAQI
28th Jul 2026319 AMAQI
28th Jul 20263110 AMAQI
28th Jul 20262711 AMAQI
28th Jul 20263612 PMAQI
28th Jul 2026281 PMAQI
28th Jul 2026362 PMAQI
28th Jul 2026523 PMAQI
28th Jul 2026484 PMAQI
28th Jul 2026505 PMAQI
28th Jul 2026526 PMAQI
28th Jul 2026467 PMAQI
28th Jul 2026448 PMAQI
28th Jul 2026529 PMAQI
28th Jul 20263210 PMAQI
28th Jul 20263411 PMAQI
29th Jul 20265312 AMAQI
29th Jul 2026531 AMAQI
29th Jul 2026522 AMAQI
29th Jul 2026523 AMAQI
29th Jul 2026504 AMAQI
29th Jul 2026575 AMAQI

25°C15/37°C

29th Jul 2026586 AMAQI
29th Jul 2026627 AMAQI
29th Jul 2026648 AMAQI
29th Jul 2026549 AMAQI
29th Jul 20265310 AMAQI
29th Jul 20265311 AMAQI
29th Jul 20265412 PMAQI
29th Jul 2026601 PMAQI
29th Jul 2026602 PMAQI
29th Jul 2026623 PMAQI
29th Jul 2026624 PMAQI
29th Jul 2026645 PMAQI
29th Jul 2026666 PMAQI
29th Jul 2026627 PMAQI
29th Jul 2026598 PMAQI
29th Jul 2026569 PMAQI
29th Jul 20265510 PMAQI
29th Jul 20265311 PMAQI
30th Jul 20265412 AMAQI
30th Jul 2026481 AMAQI
30th Jul 2026512 AMAQI
30th Jul 2026403 AMAQI
30th Jul 2026314 AMAQI
30th Jul 2026215 AMAQI

29°C19/40°C

30th Jul 2026216 AMAQI
30th Jul 2026217 AMAQI
30th Jul 2026238 AMAQI
30th Jul 2026259 AMAQI
30th Jul 20263110 AMAQI
30th Jul 20262911 AMAQI
30th Jul 20263112 PMAQI
30th Jul 2026331 PMAQI
30th Jul 2026422 PMAQI
30th Jul 2026483 PMAQI
30th Jul 2026504 PMAQI
30th Jul 2026515 PMAQI
30th Jul 2026516 PMAQI
30th Jul 2026487 PMAQI
30th Jul 2026488 PMAQI
30th Jul 2026409 PMAQI
30th Jul 20263810 PMAQI
30th Jul 20263311 PMAQI
31st Jul 20262912 AMAQI
31st Jul 2026291 AMAQI
31st Jul 2026292 AMAQI
31st Jul 2026323 AMAQI
31st Jul 2026294 AMAQI
31st Jul 2026335 AMAQI

26°C17/38°C

31st Jul 2026256 AMAQI
31st Jul 2026257 AMAQI
31st Jul 2026218 AMAQI
31st Jul 2026219 AMAQI
31st Jul 20262310 AMAQI
31st Jul 20262111 AMAQI
31st Jul 20262112 PMAQI
31st Jul 2026231 PMAQI
31st Jul 2026232 PMAQI
31st Jul 2026273 PMAQI
31st Jul 2026294 PMAQI
31st Jul 2026255 PMAQI
31st Jul 2026256 PMAQI
31st Jul 2026297 PMAQI
31st Jul 2026338 PMAQI
31st Jul 2026339 PMAQI
31st Jul 20263310 PMAQI
31st Jul 20262911 PMAQI
1st Aug 20262712 AMAQI
1st Aug 2026311 AMAQI
1st Aug 2026342 AMAQI
1st Aug 2026493 AMAQI
1st Aug 2026464 AMAQI
1st Aug 2026345 AMAQI

24°C17/33°C

1st Aug 2026316 AMAQI
1st Aug 2026337 AMAQI
1st Aug 2026318 AMAQI
1st Aug 2026239 AMAQI
1st Aug 2026810 AMAQI
1st Aug 20261611 AMAQI
1st Aug 20262512 PMAQI
1st Aug 2026251 PMAQI
1st Aug 2026272 PMAQI
1st Aug 2026293 PMAQI
1st Aug 2026384 PMAQI
1st Aug 2026365 PMAQI
1st Aug 2026406 PMAQI
1st Aug 2026427 PMAQI
1st Aug 2026428 PMAQI
1st Aug 2026409 PMAQI
1st Aug 20263810 PMAQI
1st Aug 20263411 PMAQI
2nd Aug 20263012 AMAQI
2nd Aug 2026341 AMAQI
2nd Aug 2026422 AMAQI
2nd Aug 2026423 AMAQI
2nd Aug 2026364 AMAQI
2nd Aug 2026345 AMAQI

23°C15/34°C

2nd Aug 2026296 AMAQI
2nd Aug 2026257 AMAQI
2nd Aug 2026408 AMAQI
2nd Aug 2026409 AMAQI
2nd Aug 20263410 AMAQI
2nd Aug 20262711 AMAQI
2nd Aug 20262312 PMAQI
2nd Aug 2026251 PMAQI
2nd Aug 2026322 PMAQI
2nd Aug 2026403 PMAQI
2nd Aug 2026484 PMAQI
2nd Aug 2026465 PMAQI
2nd Aug 2026486 PMAQI
2nd Aug 2026407 PMAQI
2nd Aug 2026368 PMAQI
2nd Aug 2026319 PMAQI
2nd Aug 20262910 PMAQI
2nd Aug 20263411 PMAQI
3rd Aug 20263812 AMAQI
3rd Aug 2026321 AMAQI
3rd Aug 2026272 AMAQI
3rd Aug 2026313 AMAQI
3rd Aug 2026314 AMAQI
3rd Aug 2026255 AMAQI

25°C15/37°C

3rd Aug 2026236 AMAQI
3rd Aug 2026257 AMAQI
3rd Aug 2026218 AMAQI
3rd Aug 2026259 AMAQI
3rd Aug 20262910 AMAQI
3rd Aug 20262911 AMAQI
3rd Aug 20262712 PMAQI
3rd Aug 2026361 PMAQI
3rd Aug 2026382 PMAQI
3rd Aug 2026363 PMAQI
3rd Aug 2026404 PMAQI
3rd Aug 2026405 PMAQI
3rd Aug 2026446 PMAQI
3rd Aug 2026407 PMAQI
3rd Aug 2026388 PMAQI
3rd Aug 2026409 PMAQI
3rd Aug 20263810 PMAQI
3rd Aug 20263811 PMAQI
4th Aug 20263612 AMAQI
4th Aug 2026361 AMAQI
4th Aug 2026312 AMAQI
4th Aug 2026363 AMAQI
4th Aug 2026384 AMAQI
4th Aug 2026365 AMAQI

23°C16/31°C

4th Aug 2026386 AMAQI
4th Aug 2026407 AMAQI
4th Aug 2026408 AMAQI
4th Aug 2026339 AMAQI
4th Aug 20264010 AMAQI
4th Aug 20264011 AMAQI
4th Aug 20264012 PMAQI
4th Aug 2026401 PMAQI
4th Aug 2026382 PMAQI
4th Aug 2026423 PMAQI
4th Aug 2026404 PMAQI
4th Aug 2026365 PMAQI
4th Aug 2026406 PMAQI
4th Aug 2026427 PMAQI
4th Aug 2026428 PMAQI
4th Aug 2026389 PMAQI
4th Aug 20263610 PMAQI
4th Aug 20263111 PMAQI
5th Aug 20263312 AMAQI
5th Aug 2026311 AMAQI
5th Aug 2026312 AMAQI
5th Aug 2026293 AMAQI
5th Aug 2026274 AMAQI
5th Aug 2026315 AMAQI

24°C15/34°C

5th Aug 2026336 AMAQI
6 AM
5th Aug 2026297 AMAQI
5th Aug 2026298 AMAQI
5th Aug 2026319 AMAQI
5th Aug 20263310 AMAQI
5th Aug 20263311 AMAQI
5th Aug 20263612 PMAQI
5th Aug 2026331 PMAQI
1 PM
5th Aug 2026332 PMAQI
5th Aug 2026293 PMAQI
5th Aug 2026294 PMAQI
5th Aug 2026295 PMAQI
5th Aug 2026276 PMAQI
5th Aug 2026257 PMAQI
5th Aug 2026238 PMAQI
5th Aug 2026259 PMAQI
9 PM
5th Aug 20262110 PMAQI
5th Aug 20262511 PMAQI
1 AM
5 AM

22°C15/32°C

Day time
Avg. Highest Time
2 PM - 4 PM

47AQI

3 hours / Day
90 hours / Month
Avg. Lowest Time
6 AM - 7 AM

37AQI

2 hours / Day
60 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 2 PM to 4 PM (Avg. 47), while the lowest AQI was between 6 AM to 7 AM (Avg. 37).
Night time
Avg. Highest Time
3 AM

41AQI

1 hours / Day
30 hours / Month
Avg. Lowest Time
12 AM - 2 AM

38AQI

3 hours / Day
90 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 3 AM to 3 AM (Avg. 41), while the lowest AQI was between 12 AM to 2 AM (Avg. 38).

2026 Days Vs Air Quality

Alsasua, Azpeitia, Basque Country, Spain

2026

92%

196

8%

17

Total number of days with different AQI categories in last 217 days in 2026 (148 days remaining)

Good
196 Days
Moderate
17 Days
Poor
0 Days
Unhealthy
0 Days
Severe
0 Days
Hazardous
0 Days

Under WHO’s Safe Air Quality Limits: 92%

Health Risk Level:

Very Low

In 2026, 92% of 217 days were within WHO’s safe air quality limits. The risk of health issues is Very Low, but health impacts are still unclear.

Annual Air Quality Insights

Alsasua, Azpeitia, Basque Country, 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
42AQI (US)
2nd January 2026
52AQI (US)
3rd January 2026
44AQI (US)
4th January 2026
24AQI (US)
5th January 2026
40AQI (US)
6th January 2026
28AQI (US)
7th January 2026
44AQI (US)
8th January 2026
31AQI (US)
9th January 2026
17AQI (US)
10th January 2026
19AQI (US)
11th January 2026
27AQI (US)
12th January 2026
17AQI (US)
13th January 2026
24AQI (US)
14th January 2026
31AQI (US)
15th January 2026
24AQI (US)
16th January 2026
17AQI (US)
17th January 2026
33AQI (US)
18th January 2026
24AQI (US)
19th January 2026
22AQI (US)
20th January 2026
34AQI (US)
21st January 2026
15AQI (US)
22nd January 2026
24AQI (US)
23rd January 2026
36AQI (US)
24th January 2026
32AQI (US)
25th January 2026
40AQI (US)
26th January 2026
31AQI (US)
27th January 2026
18AQI (US)
28th January 2026
20AQI (US)
29th January 2026
24AQI (US)
30th January 2026
33AQI (US)
31st January 2026
26AQI (US)
1st February 2026
48AQI (US)
2nd February 2026
16AQI (US)
3rd February 2026
12AQI (US)
4th February 2026
27AQI (US)
5th February 2026
43AQI (US)
6th February 2026
28AQI (US)
7th February 2026
20AQI (US)
8th February 2026
37AQI (US)
9th February 2026
31AQI (US)
10th February 2026
32AQI (US)
11th February 2026
30AQI (US)
12th February 2026
30AQI (US)
13th February 2026
28AQI (US)
14th February 2026
30AQI (US)
15th February 2026
28AQI (US)
16th February 2026
22AQI (US)
17th February 2026
26AQI (US)
18th February 2026
23AQI (US)
19th February 2026
23AQI (US)
20th February 2026
28AQI (US)
21st February 2026
24AQI (US)
22nd February 2026
26AQI (US)
23rd February 2026
43AQI (US)
24th February 2026
36AQI (US)
25th February 2026
51AQI (US)
26th February 2026
54AQI (US)
27th February 2026
42AQI (US)
28th February 2026
14AQI (US)
1st March 2026
24AQI (US)
2nd March 2026
30AQI (US)
3rd March 2026
38AQI (US)
4th March 2026
51AQI (US)
5th March 2026
59AQI (US)
6th March 2026
14AQI (US)
7th March 2026
19AQI (US)
8th March 2026
24AQI (US)
9th March 2026
32AQI (US)
10th March 2026
28AQI (US)
11th March 2026
41AQI (US)
12th March 2026
23AQI (US)
13th March 2026
35AQI (US)
14th March 2026
10AQI (US)
15th March 2026
19AQI (US)
16th March 2026
27AQI (US)
17th March 2026
33AQI (US)
18th March 2026
29AQI (US)
19th March 2026
29AQI (US)
20th March 2026
24AQI (US)
21st March 2026
36AQI (US)
22nd March 2026
50AQI (US)
23rd March 2026
60AQI (US)
24th March 2026
53AQI (US)
25th March 2026
39AQI (US)
26th March 2026
14AQI (US)
27th March 2026
18AQI (US)
28th March 2026
27AQI (US)
29th March 2026
23AQI (US)
30th March 2026
21AQI (US)
31st March 2026
27AQI (US)
1st April 2026
17AQI (US)
2nd April 2026
14AQI (US)
3rd April 2026
26AQI (US)
4th April 2026
28AQI (US)
5th April 2026
40AQI (US)
6th April 2026
21AQI (US)
7th April 2026
24AQI (US)
8th April 2026
49AQI (US)
9th April 2026
44AQI (US)
10th April 2026
41AQI (US)
11th April 2026
35AQI (US)
12th April 2026
14AQI (US)
13th April 2026
20AQI (US)
14th April 2026
25AQI (US)
15th April 2026
31AQI (US)
16th April 2026
29AQI (US)
17th April 2026
18th April 2026
17AQI (US)
19th April 2026
21AQI (US)
20th April 2026
27AQI (US)
21st April 2026
44AQI (US)
22nd April 2026
23rd April 2026
36AQI (US)
24th April 2026
24AQI (US)
25th April 2026
35AQI (US)
26th April 2026
26AQI (US)
27th April 2026
28AQI (US)
28th April 2026
27AQI (US)
29th April 2026
23AQI (US)
30th April 2026
19AQI (US)
1st May 2026
25AQI (US)
2nd May 2026
18AQI (US)
3rd May 2026
14AQI (US)
4th May 2026
24AQI (US)
5th May 2026
30AQI (US)
6th May 2026
28AQI (US)
7th May 2026
24AQI (US)
8th May 2026
23AQI (US)
9th May 2026
10th May 2026
27AQI (US)
11th May 2026
22AQI (US)
12th May 2026
22AQI (US)
13th May 2026
16AQI (US)
14th May 2026
16AQI (US)
15th May 2026
24AQI (US)
16th May 2026
36AQI (US)
17th May 2026
36AQI (US)
18th May 2026
38AQI (US)
19th May 2026
40AQI (US)
20th May 2026
41AQI (US)
21st May 2026
39AQI (US)
22nd May 2026
45AQI (US)
23rd May 2026
43AQI (US)
24th May 2026
45AQI (US)
25th May 2026
38AQI (US)
26th May 2026
30AQI (US)
27th May 2026
37AQI (US)
28th May 2026
52AQI (US)
29th May 2026
60AQI (US)
30th May 2026
29AQI (US)
31st May 2026
21AQI (US)
1st June 2026
14AQI (US)
2nd June 2026
13AQI (US)
3rd June 2026
21AQI (US)
4th June 2026
19AQI (US)
5th June 2026
21AQI (US)
6th June 2026
22AQI (US)
7th June 2026
22AQI (US)
8th June 2026
13AQI (US)
9th June 2026
14AQI (US)
10th June 2026
21AQI (US)
11th June 2026
22AQI (US)
12th June 2026
24AQI (US)
13th June 2026
24AQI (US)
14th June 2026
25AQI (US)
15th June 2026
32AQI (US)
16th June 2026
47AQI (US)
17th June 2026
42AQI (US)
18th June 2026
34AQI (US)
19th June 2026
49AQI (US)
20th June 2026
40AQI (US)
21st June 2026
35AQI (US)
22nd June 2026
53AQI (US)
23rd June 2026
67AQI (US)
24th June 2026
55AQI (US)
25th June 2026
49AQI (US)
26th June 2026
42AQI (US)
27th June 2026
29AQI (US)
28th June 2026
18AQI (US)
29th June 2026
16AQI (US)
30th June 2026
21AQI (US)
1st July 2026
18AQI (US)
2nd July 2026
19AQI (US)
3rd July 2026
21AQI (US)
4th July 2026
18AQI (US)
5th July 2026
17AQI (US)
6th July 2026
19AQI (US)
7th July 2026
42AQI (US)
8th July 2026
64AQI (US)
9th July 2026
40AQI (US)
10th July 2026
48AQI (US)
11th July 2026
41AQI (US)
12th July 2026
42AQI (US)
13th July 2026
54AQI (US)
14th July 2026
50AQI (US)
15th July 2026
47AQI (US)
16th July 2026
32AQI (US)
17th July 2026
34AQI (US)
18th July 2026
34AQI (US)
19th July 2026
35AQI (US)
20th July 2026
46AQI (US)
21st July 2026
34AQI (US)
22nd July 2026
41AQI (US)
23rd July 2026
40AQI (US)
24th July 2026
53AQI (US)
25th July 2026
53AQI (US)
26th July 2026
38AQI (US)
27th July 2026
33AQI (US)
28th July 2026
37AQI (US)
29th July 2026
57AQI (US)
30th July 2026
38AQI (US)
31st July 2026
27AQI (US)
1st August 2026
32AQI (US)
2nd August 2026
35AQI (US)
3rd August 2026
33AQI (US)
4th August 2026
38AQI (US)
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

29AQI (US)

30AQI (US)

31AQI (US)

28AQI (US)

31AQI (US)

30AQI (US)

38AQI (US)

35AQI (US)

No. of days

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

202631AQI (US)

30
1
26
2
27
4
28
28
2
27
3
26
5
4
196
17

Highest AQI (US) recorded in

July

38AQI (US)

Lowest AQI (US) recorded in

April

28AQI (US)

202534AQI (US)

28
3
27
1
31
30
31
24
6
31
22
9
30
17
14
27
3
26
5
324
41

Highest AQI (US) recorded in

October

48AQI (US)

Lowest AQI (US) recorded in

April

25AQI (US)

202426AQI (US)

31
28
31
30
31
30
31
31
30
31
27
3
28
3
359
6

Highest AQI (US) recorded in

November

35AQI (US)

Lowest AQI (US) recorded in

January

22AQI (US)

202325AQI (US)

30
28
31
30
31
30
31
31
29
1
31
29
31
362
1

Highest AQI (US) recorded in

May

31AQI (US)

Lowest AQI (US) recorded in

November

20AQI (US)

202227AQI (US)

30
21
30
1
18
31
30
22
1
1
28
31
28
31
301
2

Highest AQI (US) recorded in

March

35AQI (US)

Lowest AQI (US) recorded in

December

18AQI (US)

202127AQI (US)

30
27
1
29
2
30
31
30
31
31
30
31
30
31
361
3

Highest AQI (US) recorded in

April

35AQI (US)

Lowest AQI (US) recorded in

December

22AQI (US)

202024AQI (US)

13
21
18
30
29
31
27
31
30
30
260

Highest AQI (US) recorded in

March

31AQI (US)

Lowest AQI (US) recorded in

October

19AQI (US)

Most & Least Polluted Years Over the Last 7 Years

Most Polluted Year Recorded
2025(Avg.)
34AQI (US)
Least Polluted Year Recorded
2020(Avg.)
24AQI (US)

Alsasua's annual 2026 AQI (US) (31) shows an average percentage change of 15.5% (worsened AQI (US)) compared to previous years: 2020 (24), 2021 (27), 2022 (27), 2023 (25), 2024 (26), 2025 (34).