Country Background
HistoryAQIPM₂.₅PM₁₀COSO₂NO₂O₃

Donostia, 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+

July Air Quality Analysis

Donostia, Basque Country, Spain

2022
2023
2024
2025
2026
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
16th Jul 2022
96AQI
Lowest AQI recorded on
1st Jul 2026
12AQI

Same Day Analysis (30th July):
On this day, AQI across the 5 years varied significantly: 2026 ranks 2nd highest AQI at 42 of Good air quality, showing improvement over 2024 on the same day.

Day & Night AQI Trend: 29th Jul - 30th Jul 2026

Donostia, Basque Country, Spain

AQI
Day
Night
.

6 AM29th Jul 2026

9 PM

5 AM30th Jul 2026

Day time
Avg. Highest Time
6PM29th Jul

71AQI

Avg. Lowest Time
6AM29th Jul

39AQI

Night time
Avg. Highest Time
10PM29th Jul

66AQI

Avg. Lowest Time
4AM30th Jul

30AQI

In the last 24 hours,

Donostia's AQI reached its highest point of 71 at 6 PM during the Day, while the lowest point, 30, was recorded at 4 AM during the Night between 29th Jul and 30th Jul 2026.

Day & Night AQI Trend : Jul 2026

Donostia, Basque Country, Spain

Jul
01st - 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 - 28th28th - 29th29th - 30th30th
Day
Night
1st Jul 2026116 AMAQI
1st Jul 2026127 AMAQI
1st Jul 202698 AMAQI
1st Jul 202699 AMAQI
1st Jul 20261210 AMAQI
1st Jul 20261211 AMAQI
1st Jul 20261012 PMAQI
1st Jul 2026121 PMAQI
1st Jul 202692 PMAQI
1st Jul 2026143 PMAQI
1st Jul 2026134 PMAQI
1st Jul 2026235 PMAQI
1st Jul 2026186 PMAQI
1st Jul 2026127 PMAQI
1st Jul 2026158 PMAQI
1st Jul 2026109 PMAQI
1st Jul 2026810 PMAQI
1st Jul 2026911 PMAQI
2nd Jul 20261512 AMAQI
2nd Jul 2026101 AMAQI
2nd Jul 2026112 AMAQI
2nd Jul 202693 AMAQI
2nd Jul 202684 AMAQI
2nd Jul 2026155 AMAQI

19°C16/22°C

2nd Jul 202686 AMAQI
2nd Jul 202687 AMAQI
2nd Jul 202668 AMAQI
2nd Jul 2026149 AMAQI
2nd Jul 20262210 AMAQI
2nd Jul 20262311 AMAQI
2nd Jul 20261812 PMAQI
2nd Jul 2026131 PMAQI
2nd Jul 2026182 PMAQI
2nd Jul 2026193 PMAQI
2nd Jul 2026184 PMAQI
2nd Jul 2026195 PMAQI
2nd Jul 2026256 PMAQI
2nd Jul 2026237 PMAQI
2nd Jul 2026228 PMAQI
2nd Jul 2026229 PMAQI
2nd Jul 20262010 PMAQI
2nd Jul 20262311 PMAQI
3rd Jul 20262012 AMAQI
3rd Jul 2026221 AMAQI
3rd Jul 2026232 AMAQI
3rd Jul 2026213 AMAQI
3rd Jul 2026194 AMAQI
3rd Jul 2026225 AMAQI

18°C15/22°C

3rd Jul 2026236 AMAQI
3rd Jul 2026267 AMAQI
3rd Jul 2026258 AMAQI
3rd Jul 2026249 AMAQI
3rd Jul 20262310 AMAQI
3rd Jul 20262311 AMAQI
3rd Jul 20262512 PMAQI
3rd Jul 2026191 PMAQI
3rd Jul 2026122 PMAQI
3rd Jul 2026193 PMAQI
3rd Jul 2026194 PMAQI
3rd Jul 2026175 PMAQI
3rd Jul 2026166 PMAQI
3rd Jul 2026177 PMAQI
3rd Jul 2026168 PMAQI
3rd Jul 2026129 PMAQI
3rd Jul 20261510 PMAQI
3rd Jul 20262111 PMAQI
4th Jul 20262412 AMAQI
4th Jul 2026171 AMAQI
4th Jul 2026202 AMAQI
4th Jul 2026163 AMAQI
4th Jul 2026224 AMAQI
4th Jul 2026315 AMAQI

20°C17/23°C

4th Jul 2026376 AMAQI
4th Jul 2026137 AMAQI
4th Jul 2026148 AMAQI
4th Jul 2026389 AMAQI
4th Jul 20265010 AMAQI
4th Jul 20261911 AMAQI
4th Jul 20261912 PMAQI
4th Jul 2026141 PMAQI
4th Jul 2026132 PMAQI
4th Jul 2026113 PMAQI
4th Jul 2026144 PMAQI
4th Jul 2026165 PMAQI
4th Jul 2026166 PMAQI
4th Jul 2026147 PMAQI
4th Jul 2026168 PMAQI
4th Jul 2026339 PMAQI
4th Jul 20262310 PMAQI
4th Jul 20263411 PMAQI
5th Jul 20265912 AMAQI
5th Jul 2026511 AMAQI
5th Jul 2026282 AMAQI
5th Jul 2026513 AMAQI
5th Jul 2026494 AMAQI
5th Jul 2026505 AMAQI

21°C16/26°C

5th Jul 2026506 AMAQI
5th Jul 2026507 AMAQI
5th Jul 2026338 AMAQI
5th Jul 2026219 AMAQI
5th Jul 20262510 AMAQI
5th Jul 20262511 AMAQI
5th Jul 20262412 PMAQI
5th Jul 2026371 PMAQI
5th Jul 2026322 PMAQI
5th Jul 2026353 PMAQI
5th Jul 2026374 PMAQI
5th Jul 2026325 PMAQI
5th Jul 2026266 PMAQI
5th Jul 2026277 PMAQI
5th Jul 2026268 PMAQI
5th Jul 2026299 PMAQI
5th Jul 20262010 PMAQI
5th Jul 20262511 PMAQI
6th Jul 20264712 AMAQI
6th Jul 2026411 AMAQI
6th Jul 2026252 AMAQI
6th Jul 2026253 AMAQI
6th Jul 2026264 AMAQI
6th Jul 2026355 AMAQI

22°C15/29°C

6th Jul 2026186 AMAQI
6th Jul 2026167 AMAQI
6th Jul 2026198 AMAQI
6th Jul 2026199 AMAQI
6th Jul 20262210 AMAQI
6th Jul 20262211 AMAQI
6th Jul 20263812 PMAQI
6th Jul 2026311 PMAQI
6th Jul 2026292 PMAQI
6th Jul 2026383 PMAQI
6th Jul 2026244 PMAQI
6th Jul 2026335 PMAQI
6th Jul 2026306 PMAQI
6th Jul 2026327 PMAQI
6th Jul 2026448 PMAQI
6th Jul 2026579 PMAQI
6th Jul 20262410 PMAQI
6th Jul 20263211 PMAQI
7th Jul 20264312 AMAQI
7th Jul 2026491 AMAQI
7th Jul 2026522 AMAQI
7th Jul 2026513 AMAQI
7th Jul 2026574 AMAQI
7th Jul 2026635 AMAQI

25°C17/35°C

7th Jul 2026486 AMAQI
7th Jul 2026517 AMAQI
7th Jul 2026468 AMAQI
7th Jul 2026489 AMAQI
7th Jul 20264910 AMAQI
7th Jul 20266011 AMAQI
7th Jul 20263112 PMAQI
7th Jul 2026681 PMAQI
7th Jul 2026782 PMAQI
7th Jul 2026633 PMAQI
7th Jul 2026564 PMAQI
7th Jul 2026545 PMAQI
7th Jul 2026566 PMAQI
7th Jul 2026457 PMAQI
7th Jul 2026488 PMAQI
7th Jul 2026579 PMAQI
7th Jul 20266410 PMAQI
7th Jul 20266411 PMAQI
8th Jul 20266412 AMAQI
8th Jul 2026561 AMAQI
8th Jul 2026562 AMAQI
8th Jul 2026603 AMAQI
8th Jul 2026644 AMAQI
8th Jul 2026605 AMAQI

23°C18/28°C

8th Jul 2026566 AMAQI
8th Jul 2026587 AMAQI
8th Jul 2026618 AMAQI
8th Jul 2026599 AMAQI
8th Jul 20265810 AMAQI
8th Jul 20266211 AMAQI
8th Jul 20265912 PMAQI
8th Jul 2026571 PMAQI
8th Jul 2026612 PMAQI
8th Jul 2026563 PMAQI
8th Jul 2026574 PMAQI
8th Jul 2026515 PMAQI
8th Jul 2026486 PMAQI
8th Jul 2026477 PMAQI
8th Jul 2026518 PMAQI
8th Jul 2026509 PMAQI
8th Jul 20264610 PMAQI
8th Jul 20265611 PMAQI
9th Jul 20265712 AMAQI
9th Jul 2026611 AMAQI
9th Jul 2026592 AMAQI
9th Jul 2026593 AMAQI
9th Jul 2026524 AMAQI
9th Jul 2026345 AMAQI

21°C17/27°C

9th Jul 2026426 AMAQI
9th Jul 2026367 AMAQI
9th Jul 2026348 AMAQI
9th Jul 2026409 AMAQI
9th Jul 20263610 AMAQI
9th Jul 20264211 AMAQI
9th Jul 20263512 PMAQI
9th Jul 2026311 PMAQI
9th Jul 2026322 PMAQI
9th Jul 2026383 PMAQI
9th Jul 2026364 PMAQI
9th Jul 2026345 PMAQI
9th Jul 2026386 PMAQI
9th Jul 2026367 PMAQI
9th Jul 2026418 PMAQI
9th Jul 2026509 PMAQI
9th Jul 20264010 PMAQI
9th Jul 20263211 PMAQI
10th Jul 20264612 AMAQI
10th Jul 2026391 AMAQI
10th Jul 2026522 AMAQI
10th Jul 2026403 AMAQI
10th Jul 2026554 AMAQI
10th Jul 2026305 AMAQI

22°C16/28°C

10th Jul 2026476 AMAQI
10th Jul 2026337 AMAQI
10th Jul 2026368 AMAQI
10th Jul 2026419 AMAQI
10th Jul 20263910 AMAQI
10th Jul 20263211 AMAQI
10th Jul 20263212 PMAQI
10th Jul 2026311 PMAQI
10th Jul 2026282 PMAQI
10th Jul 2026173 PMAQI
10th Jul 2026164 PMAQI
10th Jul 2026175 PMAQI
10th Jul 2026256 PMAQI
10th Jul 2026397 PMAQI
10th Jul 2026608 PMAQI
10th Jul 2026329 PMAQI
10th Jul 20262610 PMAQI
10th Jul 20263411 PMAQI
11th Jul 20266612 AMAQI
11th Jul 2026511 AMAQI
11th Jul 2026522 AMAQI
11th Jul 2026423 AMAQI
11th Jul 2026474 AMAQI
11th Jul 2026575 AMAQI

23°C18/29°C

11th Jul 2026406 AMAQI
11th Jul 2026267 AMAQI
11th Jul 2026308 AMAQI
11th Jul 2026319 AMAQI
11th Jul 20263210 AMAQI
11th Jul 20263411 AMAQI
11th Jul 20264712 PMAQI
11th Jul 2026701 PMAQI
11th Jul 2026502 PMAQI
11th Jul 2026283 PMAQI
11th Jul 2026244 PMAQI
11th Jul 2026235 PMAQI
11th Jul 2026336 PMAQI
11th Jul 2026457 PMAQI
11th Jul 2026548 PMAQI
11th Jul 2026479 PMAQI
11th Jul 20262110 PMAQI
11th Jul 20262311 PMAQI
12th Jul 20264612 AMAQI
12th Jul 2026651 AMAQI
12th Jul 2026742 AMAQI
12th Jul 2026303 AMAQI
12th Jul 2026264 AMAQI
12th Jul 2026325 AMAQI

24°C17/31°C

12th Jul 2026256 AMAQI
12th Jul 2026197 AMAQI
12th Jul 2026208 AMAQI
12th Jul 2026269 AMAQI
12th Jul 20262310 AMAQI
12th Jul 20262411 AMAQI
12th Jul 20262712 PMAQI
12th Jul 2026341 PMAQI
12th Jul 2026392 PMAQI
12th Jul 2026523 PMAQI
12th Jul 2026564 PMAQI
12th Jul 2026575 PMAQI
12th Jul 2026546 PMAQI
12th Jul 2026547 PMAQI
12th Jul 2026358 PMAQI
12th Jul 2026459 PMAQI
12th Jul 20264810 PMAQI
12th Jul 20265911 PMAQI
13th Jul 20265112 AMAQI
13th Jul 2026401 AMAQI
13th Jul 2026402 AMAQI
13th Jul 2026353 AMAQI
13th Jul 2026354 AMAQI
13th Jul 2026295 AMAQI

26°C19/37°C

13th Jul 2026346 AMAQI
13th Jul 2026377 AMAQI
13th Jul 2026388 AMAQI
13th Jul 2026389 AMAQI
13th Jul 20264110 AMAQI
13th Jul 20264311 AMAQI
13th Jul 20264612 PMAQI
13th Jul 2026491 PMAQI
13th Jul 2026472 PMAQI
13th Jul 2026493 PMAQI
13th Jul 2026484 PMAQI
13th Jul 2026505 PMAQI
13th Jul 2026506 PMAQI
13th Jul 2026587 PMAQI
13th Jul 2026588 PMAQI
13th Jul 2026589 PMAQI
13th Jul 20266410 PMAQI
13th Jul 20266511 PMAQI
14th Jul 20265612 AMAQI
14th Jul 2026401 AMAQI
14th Jul 2026392 AMAQI
14th Jul 2026463 AMAQI
14th Jul 2026494 AMAQI
14th Jul 2026385 AMAQI

21°C17/27°C

14th Jul 2026346 AMAQI
14th Jul 2026297 AMAQI
14th Jul 2026318 AMAQI
14th Jul 2026309 AMAQI
14th Jul 20263410 AMAQI
14th Jul 20264111 AMAQI
14th Jul 20264112 PMAQI
14th Jul 2026331 PMAQI
14th Jul 2026342 PMAQI
14th Jul 2026513 PMAQI
14th Jul 2026314 PMAQI
14th Jul 2026485 PMAQI
14th Jul 2026346 PMAQI
14th Jul 2026457 PMAQI
14th Jul 2026488 PMAQI
14th Jul 2026509 PMAQI
14th Jul 20264510 PMAQI
14th Jul 20265211 PMAQI
15th Jul 20266012 AMAQI
15th Jul 2026381 AMAQI
15th Jul 2026292 AMAQI
15th Jul 2026283 AMAQI
15th Jul 2026314 AMAQI
15th Jul 2026355 AMAQI

22°C17/29°C

15th Jul 2026286 AMAQI
15th Jul 2026337 AMAQI
15th Jul 2026288 AMAQI
15th Jul 2026339 AMAQI
15th Jul 20264510 AMAQI
15th Jul 20264211 AMAQI
15th Jul 20263512 PMAQI
15th Jul 2026381 PMAQI
15th Jul 2026422 PMAQI
15th Jul 2026503 PMAQI
15th Jul 2026324 PMAQI
15th Jul 2026385 PMAQI
15th Jul 2026296 PMAQI
15th Jul 2026387 PMAQI
15th Jul 2026448 PMAQI
15th Jul 2026259 PMAQI
15th Jul 20266910 PMAQI
15th Jul 20265011 PMAQI
16th Jul 20266512 AMAQI
16th Jul 2026551 AMAQI
16th Jul 2026752 AMAQI
16th Jul 2026643 AMAQI
16th Jul 2026704 AMAQI
16th Jul 2026335 AMAQI

22°C17/27°C

16th Jul 2026326 AMAQI
16th Jul 2026307 AMAQI
16th Jul 2026278 AMAQI
16th Jul 2026289 AMAQI
16th Jul 20262910 AMAQI
16th Jul 20263711 AMAQI
16th Jul 20264312 PMAQI
16th Jul 2026421 PMAQI
16th Jul 2026292 PMAQI
16th Jul 2026363 PMAQI
16th Jul 2026324 PMAQI
16th Jul 2026225 PMAQI
16th Jul 2026216 PMAQI
16th Jul 2026187 PMAQI
16th Jul 2026198 PMAQI
16th Jul 2026229 PMAQI
16th Jul 20262310 PMAQI
16th Jul 20262211 PMAQI
17th Jul 20262412 AMAQI
17th Jul 2026241 AMAQI
17th Jul 2026552 AMAQI
17th Jul 2026343 AMAQI
17th Jul 2026334 AMAQI
17th Jul 2026315 AMAQI

21°C16/26°C

17th Jul 2026286 AMAQI
17th Jul 2026287 AMAQI
17th Jul 2026278 AMAQI
17th Jul 2026279 AMAQI
17th Jul 20262810 AMAQI
17th Jul 20264911 AMAQI
17th Jul 20265312 PMAQI
17th Jul 2026591 PMAQI
17th Jul 2026612 PMAQI
17th Jul 2026543 PMAQI
17th Jul 2026454 PMAQI
17th Jul 2026455 PMAQI
17th Jul 2026446 PMAQI
17th Jul 2026457 PMAQI
17th Jul 2026448 PMAQI
17th Jul 2026389 PMAQI
17th Jul 20263810 PMAQI
17th Jul 20265011 PMAQI
18th Jul 20265612 AMAQI
18th Jul 2026531 AMAQI
18th Jul 2026452 AMAQI
18th Jul 2026503 AMAQI
18th Jul 2026424 AMAQI
18th Jul 2026435 AMAQI

21°C18/24°C

18th Jul 2026456 AMAQI
18th Jul 2026537 AMAQI
18th Jul 2026548 AMAQI
18th Jul 2026559 AMAQI
18th Jul 20265410 AMAQI
18th Jul 20265011 AMAQI
18th Jul 20265412 PMAQI
18th Jul 2026551 PMAQI
18th Jul 2026542 PMAQI
18th Jul 2026423 PMAQI
18th Jul 2026364 PMAQI
18th Jul 2026355 PMAQI
18th Jul 2026366 PMAQI
18th Jul 2026357 PMAQI
18th Jul 2026368 PMAQI
18th Jul 2026509 PMAQI
18th Jul 20265910 PMAQI
18th Jul 20265911 PMAQI
19th Jul 20265912 AMAQI
19th Jul 2026591 AMAQI
19th Jul 2026592 AMAQI
19th Jul 2026613 AMAQI
19th Jul 2026524 AMAQI
19th Jul 2026425 AMAQI

21°C17/25°C

19th Jul 2026426 AMAQI
19th Jul 2026457 AMAQI
19th Jul 2026498 AMAQI
19th Jul 2026499 AMAQI
19th Jul 20264410 AMAQI
19th Jul 20264411 AMAQI
19th Jul 20264712 PMAQI
19th Jul 2026471 PMAQI
19th Jul 2026452 PMAQI
19th Jul 2026443 PMAQI
19th Jul 2026424 PMAQI
19th Jul 2026435 PMAQI
19th Jul 2026386 PMAQI
19th Jul 2026417 PMAQI
19th Jul 2026488 PMAQI
19th Jul 2026549 PMAQI
19th Jul 20265610 PMAQI
19th Jul 20265711 PMAQI
20th Jul 20265812 AMAQI
20th Jul 2026691 AMAQI
20th Jul 2026622 AMAQI
20th Jul 2026533 AMAQI
20th Jul 2026614 AMAQI
20th Jul 2026515 AMAQI

22°C16/27°C

20th Jul 2026526 AMAQI
20th Jul 2026557 AMAQI
20th Jul 2026558 AMAQI
20th Jul 2026549 AMAQI
20th Jul 20265310 AMAQI
20th Jul 20265411 AMAQI
20th Jul 20265612 PMAQI
20th Jul 2026601 PMAQI
20th Jul 2026622 PMAQI
20th Jul 2026733 PMAQI
20th Jul 2026604 PMAQI
20th Jul 2026605 PMAQI
20th Jul 2026546 PMAQI
20th Jul 2026387 PMAQI
20th Jul 2026388 PMAQI
20th Jul 2026289 PMAQI
20th Jul 20262810 PMAQI
20th Jul 20263911 PMAQI
21st Jul 20264412 AMAQI
21st Jul 2026271 AMAQI
21st Jul 2026282 AMAQI
21st Jul 2026273 AMAQI
21st Jul 2026274 AMAQI

22°C17/28°C

21st Jul 2026336 AMAQI
21st Jul 2026377 AMAQI
21st Jul 2026348 AMAQI
21st Jul 2026359 AMAQI
21st Jul 20263710 AMAQI
21st Jul 20264011 AMAQI
21st Jul 20264512 PMAQI
21st Jul 2026421 PMAQI
21st Jul 2026362 PMAQI
21st Jul 2026343 PMAQI
21st Jul 2026334 PMAQI
21st Jul 2026365 PMAQI
21st Jul 2026326 PMAQI
21st Jul 2026307 PMAQI
21st Jul 2026268 PMAQI
21st Jul 2026279 PMAQI
21st Jul 20263110 PMAQI
21st Jul 20263211 PMAQI
22nd Jul 20263312 AMAQI
22nd Jul 2026291 AMAQI
22nd Jul 2026282 AMAQI
22nd Jul 2026283 AMAQI
22nd Jul 2026264 AMAQI
22nd Jul 2026265 AMAQI

21°C16/25°C

22nd Jul 2026266 AMAQI
22nd Jul 2026287 AMAQI
22nd Jul 2026298 AMAQI
22nd Jul 2026329 AMAQI
22nd Jul 20263810 AMAQI
22nd Jul 20264011 AMAQI
22nd Jul 20264212 PMAQI
22nd Jul 2026521 PMAQI
22nd Jul 2026552 PMAQI
22nd Jul 2026473 PMAQI
22nd Jul 2026454 PMAQI
22nd Jul 2026345 PMAQI
22nd Jul 2026326 PMAQI
22nd Jul 2026317 PMAQI
22nd Jul 2026308 PMAQI
22nd Jul 2026259 PMAQI
22nd Jul 20262410 PMAQI
22nd Jul 20263611 PMAQI
23rd Jul 20264312 AMAQI
23rd Jul 2026421 AMAQI
23rd Jul 2026422 AMAQI
23rd Jul 2026403 AMAQI
23rd Jul 2026414 AMAQI
23rd Jul 2026385 AMAQI

21°C15/28°C

23rd Jul 2026366 AMAQI
23rd Jul 2026387 AMAQI
23rd Jul 2026388 AMAQI
23rd Jul 2026399 AMAQI
23rd Jul 20265010 AMAQI
23rd Jul 20265511 AMAQI
23rd Jul 20265112 PMAQI
23rd Jul 2026561 PMAQI
23rd Jul 2026622 PMAQI
23rd Jul 2026623 PMAQI
23rd Jul 2026664 PMAQI
23rd Jul 2026645 PMAQI
23rd Jul 2026626 PMAQI
23rd Jul 2026517 PMAQI
23rd Jul 2026458 PMAQI
23rd Jul 2026379 PMAQI
23rd Jul 20263110 PMAQI
23rd Jul 20263911 PMAQI
24th Jul 20264912 AMAQI
24th Jul 2026411 AMAQI
24th Jul 2026432 AMAQI
24th Jul 2026403 AMAQI
24th Jul 2026454 AMAQI
24th Jul 2026475 AMAQI

22°C16/28°C

24th Jul 2026436 AMAQI
24th Jul 2026467 AMAQI
24th Jul 2026438 AMAQI
24th Jul 2026489 AMAQI
24th Jul 20265610 AMAQI
24th Jul 20265911 AMAQI
24th Jul 20266112 PMAQI
24th Jul 2026551 PMAQI
24th Jul 2026582 PMAQI
24th Jul 2026653 PMAQI
24th Jul 2026614 PMAQI
24th Jul 2026585 PMAQI
24th Jul 2026576 PMAQI
24th Jul 2026557 PMAQI
24th Jul 2026548 PMAQI
24th Jul 2026549 PMAQI
24th Jul 20266010 PMAQI
24th Jul 20265511 PMAQI
25th Jul 20265712 AMAQI
25th Jul 2026511 AMAQI
25th Jul 2026512 AMAQI
25th Jul 2026533 AMAQI
25th Jul 2026514 AMAQI
25th Jul 2026515 AMAQI

21°C16/28°C

25th Jul 2026526 AMAQI
25th Jul 2026517 AMAQI
25th Jul 2026508 AMAQI
25th Jul 2026509 AMAQI
25th Jul 20264810 AMAQI
25th Jul 20264811 AMAQI
25th Jul 20263912 PMAQI
25th Jul 2026361 PMAQI
25th Jul 2026412 PMAQI
25th Jul 2026433 PMAQI
25th Jul 2026474 PMAQI
25th Jul 2026465 PMAQI
25th Jul 2026456 PMAQI
25th Jul 2026447 PMAQI
25th Jul 2026458 PMAQI
25th Jul 2026499 PMAQI
25th Jul 20265010 PMAQI
25th Jul 20264511 PMAQI
26th Jul 20263912 AMAQI
26th Jul 2026451 AMAQI
26th Jul 2026602 AMAQI
26th Jul 2026623 AMAQI
26th Jul 2026604 AMAQI
26th Jul 2026525 AMAQI

20°C16/24°C

26th Jul 2026346 AMAQI
26th Jul 2026287 AMAQI
26th Jul 2026388 AMAQI
26th Jul 2026449 AMAQI
26th Jul 20263710 AMAQI
26th Jul 20264811 AMAQI
26th Jul 20265212 PMAQI
26th Jul 2026551 PMAQI
26th Jul 2026482 PMAQI
26th Jul 2026443 PMAQI
26th Jul 2026434 PMAQI
26th Jul 2026485 PMAQI
26th Jul 2026556 PMAQI
26th Jul 2026327 PMAQI
26th Jul 2026308 PMAQI
26th Jul 2026289 PMAQI
26th Jul 20262710 PMAQI
26th Jul 20263611 PMAQI
27th Jul 20264412 AMAQI
27th Jul 2026461 AMAQI
27th Jul 2026302 AMAQI
27th Jul 2026353 AMAQI
27th Jul 2026254 AMAQI
27th Jul 2026255 AMAQI

19°C17/22°C

27th Jul 2026286 AMAQI
27th Jul 2026317 AMAQI
27th Jul 2026268 AMAQI
27th Jul 2026379 AMAQI
27th Jul 20265510 AMAQI
27th Jul 20265511 AMAQI
27th Jul 20265812 PMAQI
27th Jul 2026571 PMAQI
27th Jul 2026542 PMAQI
27th Jul 2026473 PMAQI
27th Jul 2026464 PMAQI
27th Jul 2026445 PMAQI
27th Jul 2026396 PMAQI
27th Jul 2026327 PMAQI
27th Jul 2026338 PMAQI
27th Jul 2026289 PMAQI
27th Jul 20263310 PMAQI
27th Jul 20262511 PMAQI
28th Jul 20263312 AMAQI
28th Jul 2026461 AMAQI
28th Jul 2026502 AMAQI
28th Jul 2026453 AMAQI
28th Jul 2026444 AMAQI
28th Jul 2026455 AMAQI

20°C15/24°C

28th Jul 2026316 AMAQI
28th Jul 2026347 AMAQI
28th Jul 2026318 AMAQI
28th Jul 2026359 AMAQI
28th Jul 20263510 AMAQI
28th Jul 20263011 AMAQI
28th Jul 20263512 PMAQI
28th Jul 2026351 PMAQI
28th Jul 2026422 PMAQI
28th Jul 2026433 PMAQI
28th Jul 2026394 PMAQI
28th Jul 2026415 PMAQI
28th Jul 2026426 PMAQI
28th Jul 2026407 PMAQI
28th Jul 2026468 PMAQI
28th Jul 2026549 PMAQI
28th Jul 20265610 PMAQI
28th Jul 20265711 PMAQI
29th Jul 20265812 AMAQI
29th Jul 2026571 AMAQI
29th Jul 2026552 AMAQI
29th Jul 2026493 AMAQI
29th Jul 2026484 AMAQI
29th Jul 2026415 AMAQI

23°C14/32°C

29th Jul 2026396 AMAQI
29th Jul 2026457 AMAQI
29th Jul 2026508 AMAQI
29th Jul 2026509 AMAQI
29th Jul 20265010 AMAQI
29th Jul 20265511 AMAQI
29th Jul 20264712 PMAQI
29th Jul 2026471 PMAQI
29th Jul 2026522 PMAQI
29th Jul 2026593 PMAQI
29th Jul 2026664 PMAQI
29th Jul 2026705 PMAQI
29th Jul 2026716 PMAQI
29th Jul 2026707 PMAQI
29th Jul 2026648 PMAQI
29th Jul 2026619 PMAQI
29th Jul 20266610 PMAQI
29th Jul 20266111 PMAQI
30th Jul 20266012 AMAQI
30th Jul 2026471 AMAQI
30th Jul 2026462 AMAQI
30th Jul 2026383 AMAQI
30th Jul 2026304 AMAQI
30th Jul 2026395 AMAQI

23°C19/30°C

30th Jul 2026446 AMAQI
6 AM
30th Jul 2026437 AMAQI
30th Jul 2026368 AMAQI
30th Jul 2026339 AMAQI
30th Jul 20263510 AMAQI
30th Jul 20264211 AMAQI
30th Jul 20263812 PMAQI
30th Jul 2026411 PMAQI
1 PM
30th Jul 2026432 PMAQI
30th Jul 2026463 PMAQI
30th Jul 2026474 PMAQI
30th Jul 2026465 PMAQI
30th Jul 2026486 PMAQI
30th Jul 2026447 PMAQI
30th Jul 2026438 PMAQI
30th Jul 2026379 PMAQI
9 PM
30th Jul 20263610 PMAQI
30th Jul 20263611 PMAQI
1 AM
5 AM

22°C19/25°C

Day time
Avg. Highest Time
1 PM - 3 PM

43AQI

3 hours / Day
90 hours / Month
Avg. Lowest Time
6 AM - 8 AM

35AQI

3 hours / Day
90 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 1 PM to 3 PM (Avg. 43), while the lowest AQI was between 6 AM to 8 AM (Avg. 35).
Night time
Avg. Highest Time
12 AM

46AQI

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

38AQI

2 hours / Day
60 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 12 AM (Avg. 46), while the lowest AQI was between 5 AM to 10 PM (Avg. 38).

2026 Days Vs Air Quality

Donostia, Basque Country, Spain

2026

91%

190

9%

18

Total number of days with different AQI categories in last 211 days in 2026 (154 days remaining)

Good
190 Days
Moderate
18 Days
Poor
0 Days
Unhealthy
0 Days
Severe
0 Days
Hazardous
0 Days

Under WHO’s Safe Air Quality Limits: 91%

Health Risk Level:

Very Low

In 2026, 91% of 211 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

Donostia, 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
48AQI (US)
2nd January 2026
40AQI (US)
3rd January 2026
44AQI (US)
4th January 2026
40AQI (US)
5th January 2026
41AQI (US)
6th January 2026
32AQI (US)
7th January 2026
37AQI (US)
8th January 2026
21AQI (US)
9th January 2026
20AQI (US)
10th January 2026
25AQI (US)
11th January 2026
24AQI (US)
12th January 2026
14AQI (US)
13th January 2026
17AQI (US)
14th January 2026
28AQI (US)
15th January 2026
22AQI (US)
16th January 2026
14AQI (US)
17th January 2026
31AQI (US)
18th January 2026
27AQI (US)
19th January 2026
20AQI (US)
20th January 2026
20AQI (US)
21st January 2026
13AQI (US)
22nd January 2026
31AQI (US)
23rd January 2026
38AQI (US)
24th January 2026
30AQI (US)
25th January 2026
37AQI (US)
26th January 2026
42AQI (US)
27th January 2026
31AQI (US)
28th January 2026
28AQI (US)
29th January 2026
41AQI (US)
30th January 2026
35AQI (US)
31st January 2026
38AQI (US)
1st February 2026
50AQI (US)
2nd February 2026
24AQI (US)
3rd February 2026
14AQI (US)
4th February 2026
23AQI (US)
5th February 2026
39AQI (US)
6th February 2026
22AQI (US)
7th February 2026
18AQI (US)
8th February 2026
33AQI (US)
9th February 2026
40AQI (US)
10th February 2026
41AQI (US)
11th February 2026
46AQI (US)
12th February 2026
36AQI (US)
13th February 2026
23AQI (US)
14th February 2026
45AQI (US)
15th February 2026
33AQI (US)
16th February 2026
26AQI (US)
17th February 2026
32AQI (US)
18th February 2026
22AQI (US)
19th February 2026
27AQI (US)
20th February 2026
36AQI (US)
21st February 2026
30AQI (US)
22nd February 2026
33AQI (US)
23rd February 2026
43AQI (US)
24th February 2026
34AQI (US)
25th February 2026
42AQI (US)
26th February 2026
58AQI (US)
27th February 2026
43AQI (US)
28th February 2026
15AQI (US)
1st March 2026
26AQI (US)
2nd March 2026
52AQI (US)
3rd March 2026
42AQI (US)
4th March 2026
57AQI (US)
5th March 2026
67AQI (US)
6th March 2026
29AQI (US)
7th March 2026
27AQI (US)
8th March 2026
25AQI (US)
9th March 2026
30AQI (US)
10th March 2026
23AQI (US)
11th March 2026
34AQI (US)
12th March 2026
21AQI (US)
13th March 2026
33AQI (US)
14th March 2026
15AQI (US)
15th March 2026
20AQI (US)
16th March 2026
32AQI (US)
17th March 2026
34AQI (US)
18th March 2026
29AQI (US)
19th March 2026
26AQI (US)
20th March 2026
30AQI (US)
21st March 2026
39AQI (US)
22nd March 2026
51AQI (US)
23rd March 2026
56AQI (US)
24th March 2026
58AQI (US)
25th March 2026
48AQI (US)
26th March 2026
18AQI (US)
27th March 2026
21AQI (US)
28th March 2026
27AQI (US)
29th March 2026
24AQI (US)
30th March 2026
22AQI (US)
31st March 2026
39AQI (US)
1st April 2026
28AQI (US)
2nd April 2026
19AQI (US)
3rd April 2026
26AQI (US)
4th April 2026
28AQI (US)
5th April 2026
39AQI (US)
6th April 2026
23AQI (US)
7th April 2026
15AQI (US)
8th April 2026
44AQI (US)
9th April 2026
51AQI (US)
10th April 2026
43AQI (US)
11th April 2026
34AQI (US)
12th April 2026
13AQI (US)
13th April 2026
23AQI (US)
14th April 2026
26AQI (US)
15th April 2026
28AQI (US)
16th April 2026
29AQI (US)
17th April 2026
18th April 2026
28AQI (US)
19th April 2026
28AQI (US)
20th April 2026
30AQI (US)
21st April 2026
44AQI (US)
22nd April 2026
23rd April 2026
30AQI (US)
24th April 2026
30AQI (US)
25th April 2026
34AQI (US)
26th April 2026
25AQI (US)
27th April 2026
29AQI (US)
28th April 2026
37AQI (US)
29th April 2026
37AQI (US)
30th April 2026
22AQI (US)
1st May 2026
31AQI (US)
2nd May 2026
26AQI (US)
3rd May 2026
19AQI (US)
4th May 2026
16AQI (US)
5th May 2026
25AQI (US)
6th May 2026
27AQI (US)
7th May 2026
24AQI (US)
8th May 2026
23AQI (US)
9th May 2026
10th May 2026
18AQI (US)
11th May 2026
18AQI (US)
12th May 2026
19AQI (US)
13th May 2026
22AQI (US)
14th May 2026
24AQI (US)
15th May 2026
27AQI (US)
16th May 2026
36AQI (US)
17th May 2026
35AQI (US)
18th May 2026
38AQI (US)
19th May 2026
41AQI (US)
20th May 2026
41AQI (US)
21st May 2026
40AQI (US)
22nd May 2026
45AQI (US)
23rd May 2026
44AQI (US)
24th May 2026
45AQI (US)
25th May 2026
39AQI (US)
26th May 2026
30AQI (US)
27th May 2026
47AQI (US)
28th May 2026
53AQI (US)
29th May 2026
45AQI (US)
30th May 2026
24AQI (US)
31st May 2026
21AQI (US)
1st June 2026
24AQI (US)
2nd June 2026
24AQI (US)
3rd June 2026
20AQI (US)
4th June 2026
21AQI (US)
5th June 2026
18AQI (US)
6th June 2026
22AQI (US)
7th June 2026
22AQI (US)
8th June 2026
23AQI (US)
9th June 2026
16AQI (US)
10th June 2026
20AQI (US)
11th June 2026
20AQI (US)
12th June 2026
22AQI (US)
13th June 2026
22AQI (US)
14th June 2026
22AQI (US)
15th June 2026
40AQI (US)
16th June 2026
31AQI (US)
17th June 2026
32AQI (US)
18th June 2026
37AQI (US)
19th June 2026
35AQI (US)
20th June 2026
33AQI (US)
21st June 2026
27AQI (US)
22nd June 2026
56AQI (US)
23rd June 2026
66AQI (US)
24th June 2026
52AQI (US)
25th June 2026
54AQI (US)
26th June 2026
41AQI (US)
27th June 2026
35AQI (US)
28th June 2026
26AQI (US)
29th June 2026
24AQI (US)
30th June 2026
23AQI (US)
1st July 2026
12AQI (US)
2nd July 2026
16AQI (US)
3rd July 2026
20AQI (US)
4th July 2026
22AQI (US)
5th July 2026
35AQI (US)
6th July 2026
30AQI (US)
7th July 2026
54AQI (US)
8th July 2026
56AQI (US)
9th July 2026
42AQI (US)
10th July 2026
35AQI (US)
11th July 2026
40AQI (US)
12th July 2026
40AQI (US)
13th July 2026
46AQI (US)
14th July 2026
41AQI (US)
15th July 2026
38AQI (US)
16th July 2026
36AQI (US)
17th July 2026
40AQI (US)
18th July 2026
48AQI (US)
19th July 2026
48AQI (US)
20th July 2026
53AQI (US)
21st July 2026
33AQI (US)
22nd July 2026
34AQI (US)
23rd July 2026
47AQI (US)
24th July 2026
52AQI (US)
25th July 2026
48AQI (US)
26th July 2026
44AQI (US)
27th July 2026
39AQI (US)
28th July 2026
41AQI (US)
29th July 2026
55AQI (US)
30th July 2026
42AQI (US)
31st July 2026
1st August 2026
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

30AQI (US)

33AQI (US)

34AQI (US)

30AQI (US)

31AQI (US)

30AQI (US)

40AQI (US)

No. of days

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

202633AQI (US)

31
27
1
25
6
27
1
29
1
26
4
25
5
190
18

Highest AQI (US) recorded in

July

40AQI (US)

Lowest AQI (US) recorded in

June

30AQI (US)

202536AQI (US)

27
4
26
2
28
3
28
2
31
19
11
31
23
8
30
14
17
30
27
4
314
51

Highest AQI (US) recorded in

October

48AQI (US)

Lowest AQI (US) recorded in

September

27AQI (US)

202433AQI (US)

27
4
24
5
31
29
1
30
1
29
1
28
3
31
30
30
1
27
3
28
3
344
22

Highest AQI (US) recorded in

November

38AQI (US)

Lowest AQI (US) recorded in

October

28AQI (US)

202336AQI (US)

29
2
13
15
25
6
30
22
9
26
4
31
30
1
25
5
27
4
29
30
1
317
47

Highest AQI (US) recorded in

February

51AQI (US)

Lowest AQI (US) recorded in

November

27AQI (US)

202237AQI (US)

19
11
21
1
26
5
30
29
2
25
5
18
7
3
29
26
5
30
30
1
286
37

Highest AQI (US) recorded in

January

43AQI (US)

Lowest AQI (US) recorded in

November

28AQI (US)

202136AQI (US)

23
7
24
4
22
9
26
4
31
30
28
3
31
29
1
31
30
28
3
333
31

Highest AQI (US) recorded in

March

47AQI (US)

Lowest AQI (US) recorded in

August

31AQI (US)

202033AQI (US)

7
6
20
1
18
29
1
31
31
28
2
30
1
27
3
31
252
14

Highest AQI (US) recorded in

March

49AQI (US)

Lowest AQI (US) recorded in

December

27AQI (US)

Most & Least Polluted Years Over the Last 7 Years

Most Polluted Year Recorded
2022(Avg.)
37AQI (US)
Least Polluted Year Recorded
2020(Avg.)
33AQI (US)

Donostia's annual 2026 AQI (US) (33) shows an average percentage change of -5.9% (improved AQI (US)) compared to previous years: 2020 (33), 2021 (36), 2022 (37), 2023 (36), 2024 (33), 2025 (36).