Country Background
HistoryAQIPM₂.₅PM₁₀COSO₂NO₂O₃

Leitza, 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

Leitza, Donostia, Basque Country, Spain

2022
2023
2024
2025
2026
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
8th Jul 2026
57AQI
Lowest AQI recorded on
2nd Jul 2023
12AQI

Same Day Analysis (29th July):
On this day, AQI across the 5 years varied significantly: 2026 ranks 1st highest AQI at 55 of Moderate air quality on the same day.

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

Leitza, Donostia, Basque Country, Spain

AQI
Day
Night
.

6 AM29th Jul 2026

9 PM

5 AM30th Jul 2026

Day time
Avg. Highest Time
5PM29th Jul

72AQI

Avg. Lowest Time
9PM29th Jul

26AQI

Night time
Avg. Highest Time
10PM29th Jul

66AQI

Avg. Lowest Time
4AM30th Jul

29AQI

In the last 24 hours,

Leitza's AQI reached its highest point of 72 at 5 PM during the Day, while the lowest point, 26, was recorded at 9 PM during the Day between 29th Jul and 30th Jul 2026.

Day & Night AQI Trend : Jul 2026

Leitza, 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 2026126 AMAQI
1st Jul 2026127 AMAQI
1st Jul 202688 AMAQI
1st Jul 202689 AMAQI
1st Jul 20261210 AMAQI
1st Jul 20261211 AMAQI
1st Jul 20261012 PMAQI
1st Jul 2026121 PMAQI
1st Jul 202682 PMAQI
1st Jul 2026143 PMAQI
1st Jul 2026144 PMAQI
1st Jul 2026215 PMAQI
1st Jul 2026196 PMAQI
1st Jul 2026107 PMAQI
1st Jul 2026148 PMAQI
1st Jul 2026129 PMAQI
1st Jul 2026810 PMAQI
1st Jul 2026611 PMAQI
2nd Jul 20261412 AMAQI
2nd Jul 2026101 AMAQI
2nd Jul 2026102 AMAQI
2nd Jul 2026143 AMAQI
2nd Jul 202664 AMAQI
2nd Jul 2026165 AMAQI

19°C16/22°C

2nd Jul 202686 AMAQI
2nd Jul 202677 AMAQI
2nd Jul 202668 AMAQI
2nd Jul 2026159 AMAQI
2nd Jul 20262210 AMAQI
2nd Jul 20262211 AMAQI
2nd Jul 20261812 PMAQI
2nd Jul 2026121 PMAQI
2nd Jul 2026172 PMAQI
2nd Jul 2026143 PMAQI
2nd Jul 2026124 PMAQI
2nd Jul 202685 PMAQI
2nd Jul 2026206 PMAQI
2nd Jul 2026227 PMAQI
2nd Jul 2026248 PMAQI
2nd Jul 2026249 PMAQI
2nd Jul 20261710 PMAQI
2nd Jul 20262111 PMAQI
3rd Jul 20262212 AMAQI
3rd Jul 2026241 AMAQI
3rd Jul 2026232 AMAQI
3rd Jul 2026243 AMAQI
3rd Jul 2026224 AMAQI
3rd Jul 2026225 AMAQI

18°C15/22°C

3rd Jul 2026236 AMAQI
3rd Jul 2026247 AMAQI
3rd Jul 2026248 AMAQI
3rd Jul 2026229 AMAQI
3rd Jul 20262410 AMAQI
3rd Jul 20262311 AMAQI
3rd Jul 20262412 PMAQI
3rd Jul 202681 PMAQI
3rd Jul 202682 PMAQI
3rd Jul 2026183 PMAQI
3rd Jul 2026174 PMAQI
3rd Jul 2026165 PMAQI
3rd Jul 2026266 PMAQI
3rd Jul 2026247 PMAQI
3rd Jul 2026168 PMAQI
3rd Jul 202669 PMAQI
3rd Jul 20261010 PMAQI
3rd Jul 20261611 PMAQI
4th Jul 20261612 AMAQI
4th Jul 2026141 AMAQI
4th Jul 202652 AMAQI
4th Jul 2026143 AMAQI
4th Jul 202684 AMAQI
4th Jul 2026175 AMAQI

20°C17/23°C

4th Jul 2026176 AMAQI
4th Jul 2026207 AMAQI
4th Jul 2026228 AMAQI
4th Jul 2026209 AMAQI
4th Jul 20262410 AMAQI
4th Jul 20262411 AMAQI
4th Jul 20262312 PMAQI
4th Jul 2026221 PMAQI
4th Jul 2026242 PMAQI
4th Jul 2026163 PMAQI
4th Jul 2026224 PMAQI
4th Jul 2026255 PMAQI
4th Jul 2026266 PMAQI
4th Jul 2026227 PMAQI
4th Jul 2026148 PMAQI
4th Jul 2026139 PMAQI
4th Jul 20262410 PMAQI
4th Jul 20262311 PMAQI
5th Jul 20262212 AMAQI
5th Jul 2026211 AMAQI
5th Jul 2026182 AMAQI
5th Jul 2026403 AMAQI
5th Jul 2026184 AMAQI
5th Jul 2026225 AMAQI

21°C16/26°C

5th Jul 2026246 AMAQI
5th Jul 2026207 AMAQI
5th Jul 2026248 AMAQI
5th Jul 2026229 AMAQI
5th Jul 20262410 AMAQI
5th Jul 20262211 AMAQI
5th Jul 20263012 PMAQI
5th Jul 2026201 PMAQI
5th Jul 2026252 PMAQI
5th Jul 2026213 PMAQI
5th Jul 2026244 PMAQI
5th Jul 2026265 PMAQI
5th Jul 2026286 PMAQI
5th Jul 2026267 PMAQI
5th Jul 2026258 PMAQI
5th Jul 2026209 PMAQI
5th Jul 20261510 PMAQI
5th Jul 2026711 PMAQI
6th Jul 20261412 AMAQI
6th Jul 2026261 AMAQI
6th Jul 2026202 AMAQI
6th Jul 2026223 AMAQI
6th Jul 2026244 AMAQI
6th Jul 2026185 AMAQI

22°C15/29°C

6th Jul 2026196 AMAQI
6th Jul 2026217 AMAQI
6th Jul 2026298 AMAQI
6th Jul 2026229 AMAQI
6th Jul 20261910 AMAQI
6th Jul 20262011 AMAQI
6th Jul 20263012 PMAQI
6th Jul 2026241 PMAQI
6th Jul 2026242 PMAQI
6th Jul 2026263 PMAQI
6th Jul 2026304 PMAQI
6th Jul 2026295 PMAQI
6th Jul 2026306 PMAQI
6th Jul 2026277 PMAQI
6th Jul 2026268 PMAQI
6th Jul 2026289 PMAQI
6th Jul 20262610 PMAQI
6th Jul 20262811 PMAQI
7th Jul 20264212 AMAQI
7th Jul 2026571 AMAQI
7th Jul 2026552 AMAQI
7th Jul 2026463 AMAQI
7th Jul 2026404 AMAQI
7th Jul 2026445 AMAQI

25°C17/35°C

7th Jul 2026426 AMAQI
7th Jul 2026397 AMAQI
7th Jul 2026408 AMAQI
7th Jul 2026469 AMAQI
7th Jul 20265010 AMAQI
7th Jul 20264011 AMAQI
7th Jul 20261712 PMAQI
7th Jul 2026511 PMAQI
7th Jul 2026602 PMAQI
7th Jul 2026663 PMAQI
7th Jul 2026654 PMAQI
7th Jul 2026605 PMAQI
7th Jul 2026586 PMAQI
7th Jul 2026297 PMAQI
7th Jul 2026588 PMAQI
7th Jul 2026589 PMAQI
7th Jul 20266410 PMAQI
7th Jul 20266511 PMAQI
8th Jul 20266212 AMAQI
8th Jul 2026601 AMAQI
8th Jul 2026572 AMAQI
8th Jul 2026583 AMAQI
8th Jul 2026624 AMAQI
8th Jul 2026585 AMAQI

23°C18/28°C

8th Jul 2026586 AMAQI
8th Jul 2026587 AMAQI
8th Jul 2026568 AMAQI
8th Jul 2026549 AMAQI
8th Jul 20265410 AMAQI
8th Jul 20266011 AMAQI
8th Jul 20266212 PMAQI
8th Jul 2026621 PMAQI
8th Jul 2026652 PMAQI
8th Jul 2026623 PMAQI
8th Jul 2026644 PMAQI
8th Jul 2026605 PMAQI
8th Jul 2026536 PMAQI
8th Jul 2026527 PMAQI
8th Jul 2026568 PMAQI
8th Jul 2026529 PMAQI
8th Jul 20263410 PMAQI
8th Jul 20264411 PMAQI
9th Jul 20264412 AMAQI
9th Jul 2026321 AMAQI
9th Jul 2026322 AMAQI
9th Jul 2026443 AMAQI
9th Jul 2026254 AMAQI
9th Jul 2026235 AMAQI

21°C17/27°C

9th Jul 2026136 AMAQI
9th Jul 2026167 AMAQI
9th Jul 2026218 AMAQI
9th Jul 2026299 AMAQI
9th Jul 20263110 AMAQI
9th Jul 20263811 AMAQI
9th Jul 20264012 PMAQI
9th Jul 2026381 PMAQI
9th Jul 2026362 PMAQI
9th Jul 2026463 PMAQI
9th Jul 2026364 PMAQI
9th Jul 2026385 PMAQI
9th Jul 2026466 PMAQI
9th Jul 2026387 PMAQI
9th Jul 2026388 PMAQI
9th Jul 2026369 PMAQI
9th Jul 20263610 PMAQI
9th Jul 20263111 PMAQI
10th Jul 20263612 AMAQI
10th Jul 2026381 AMAQI
10th Jul 2026462 AMAQI
10th Jul 2026363 AMAQI
10th Jul 2026364 AMAQI
10th Jul 2026365 AMAQI

22°C16/28°C

10th Jul 2026366 AMAQI
10th Jul 2026337 AMAQI
10th Jul 2026388 AMAQI
10th Jul 2026449 AMAQI
10th Jul 20263810 AMAQI
10th Jul 20263811 AMAQI
10th Jul 20263612 PMAQI
10th Jul 2026331 PMAQI
10th Jul 2026142 PMAQI
10th Jul 2026143 PMAQI
10th Jul 2026164 PMAQI
10th Jul 2026325 PMAQI
10th Jul 2026186 PMAQI
10th Jul 2026167 PMAQI
10th Jul 2026358 PMAQI
10th Jul 2026349 PMAQI
10th Jul 20263610 PMAQI
10th Jul 20262911 PMAQI
11th Jul 20262912 AMAQI
11th Jul 2026311 AMAQI
11th Jul 2026322 AMAQI
11th Jul 2026403 AMAQI
11th Jul 2026264 AMAQI
11th Jul 2026255 AMAQI

23°C18/29°C

11th Jul 2026316 AMAQI
11th Jul 2026247 AMAQI
11th Jul 2026238 AMAQI
11th Jul 2026329 AMAQI
11th Jul 20262610 AMAQI
11th Jul 20263411 AMAQI
11th Jul 20262912 PMAQI
11th Jul 2026281 PMAQI
11th Jul 2026292 PMAQI
11th Jul 2026303 PMAQI
11th Jul 2026304 PMAQI
11th Jul 2026385 PMAQI
11th Jul 2026316 PMAQI
11th Jul 2026407 PMAQI
11th Jul 2026288 PMAQI
11th Jul 2026339 PMAQI
11th Jul 20263010 PMAQI
11th Jul 20262911 PMAQI
12th Jul 20262812 AMAQI
12th Jul 2026301 AMAQI
12th Jul 2026312 AMAQI
12th Jul 2026273 AMAQI
12th Jul 2026284 AMAQI
12th Jul 2026345 AMAQI

24°C17/31°C

12th Jul 2026246 AMAQI
12th Jul 2026247 AMAQI
12th Jul 2026318 AMAQI
12th Jul 2026269 AMAQI
12th Jul 20262010 AMAQI
12th Jul 20261811 AMAQI
12th Jul 20262912 PMAQI
12th Jul 2026281 PMAQI
12th Jul 2026302 PMAQI
12th Jul 2026303 PMAQI
12th Jul 2026304 PMAQI
12th Jul 2026295 PMAQI
12th Jul 2026426 PMAQI
12th Jul 2026357 PMAQI
12th Jul 2026388 PMAQI
12th Jul 2026429 PMAQI
12th Jul 20262710 PMAQI
12th Jul 20264111 PMAQI
13th Jul 20265112 AMAQI
13th Jul 2026401 AMAQI
13th Jul 2026322 AMAQI
13th Jul 2026343 AMAQI
13th Jul 2026324 AMAQI
13th Jul 2026275 AMAQI

26°C19/37°C

13th Jul 2026366 AMAQI
13th Jul 2026367 AMAQI
13th Jul 2026368 AMAQI
13th Jul 2026429 AMAQI
13th Jul 20264010 AMAQI
13th Jul 20264611 AMAQI
13th Jul 20265512 PMAQI
13th Jul 2026601 PMAQI
13th Jul 2026562 PMAQI
13th Jul 2026553 PMAQI
13th Jul 2026524 PMAQI
13th Jul 2026505 PMAQI
13th Jul 2026516 PMAQI
13th Jul 2026477 PMAQI
13th Jul 2026488 PMAQI
13th Jul 2026649 PMAQI
13th Jul 20267110 PMAQI
13th Jul 20265811 PMAQI
14th Jul 20264812 AMAQI
14th Jul 2026441 AMAQI
14th Jul 2026422 AMAQI
14th Jul 2026463 AMAQI
14th Jul 2026464 AMAQI
14th Jul 2026405 AMAQI

21°C17/27°C

14th Jul 2026366 AMAQI
14th Jul 2026317 AMAQI
14th Jul 2026298 AMAQI
14th Jul 2026319 AMAQI
14th Jul 20263410 AMAQI
14th Jul 20263811 AMAQI
14th Jul 20264412 PMAQI
14th Jul 2026241 PMAQI
14th Jul 2026282 PMAQI
14th Jul 2026443 PMAQI
14th Jul 2026524 PMAQI
14th Jul 2026365 PMAQI
14th Jul 2026396 PMAQI
14th Jul 2026387 PMAQI
14th Jul 2026378 PMAQI
14th Jul 2026379 PMAQI
14th Jul 20263710 PMAQI
14th Jul 20263811 PMAQI
15th Jul 20263112 AMAQI
15th Jul 2026271 AMAQI
15th Jul 2026252 AMAQI
15th Jul 2026273 AMAQI
15th Jul 2026334 AMAQI
15th Jul 2026285 AMAQI

22°C17/29°C

15th Jul 2026316 AMAQI
15th Jul 2026317 AMAQI
15th Jul 2026208 AMAQI
15th Jul 2026369 AMAQI
15th Jul 20264810 AMAQI
15th Jul 20263011 AMAQI
15th Jul 20262512 PMAQI
15th Jul 2026401 PMAQI
15th Jul 2026422 PMAQI
15th Jul 2026463 PMAQI
15th Jul 2026464 PMAQI
15th Jul 2026475 PMAQI
15th Jul 2026326 PMAQI
15th Jul 2026407 PMAQI
15th Jul 2026408 PMAQI
15th Jul 2026229 PMAQI
15th Jul 20265410 PMAQI
15th Jul 20264211 PMAQI
16th Jul 20265112 AMAQI
16th Jul 2026461 AMAQI
16th Jul 2026582 AMAQI
16th Jul 2026583 AMAQI
16th Jul 2026564 AMAQI
16th Jul 2026245 AMAQI

22°C17/27°C

16th Jul 2026256 AMAQI
16th Jul 2026247 AMAQI
16th Jul 2026238 AMAQI
16th Jul 2026229 AMAQI
16th Jul 20262410 AMAQI
16th Jul 20263411 AMAQI
16th Jul 20263812 PMAQI
16th Jul 2026361 PMAQI
16th Jul 2026292 PMAQI
16th Jul 2026343 PMAQI
16th Jul 2026364 PMAQI
16th Jul 2026315 PMAQI
16th Jul 2026366 PMAQI
16th Jul 2026387 PMAQI
16th Jul 2026368 PMAQI
16th Jul 2026309 PMAQI
16th Jul 20264010 PMAQI
16th Jul 20265111 PMAQI
17th Jul 20264412 AMAQI
17th Jul 2026231 AMAQI
17th Jul 2026382 AMAQI
17th Jul 2026283 AMAQI
17th Jul 2026284 AMAQI
17th Jul 2026245 AMAQI

21°C16/26°C

17th Jul 2026226 AMAQI
17th Jul 2026247 AMAQI
17th Jul 2026218 AMAQI
17th Jul 2026259 AMAQI
17th Jul 20262710 AMAQI
17th Jul 20264411 AMAQI
17th Jul 20265012 PMAQI
17th Jul 2026561 PMAQI
17th Jul 2026572 PMAQI
17th Jul 2026523 PMAQI
17th Jul 2026464 PMAQI
17th Jul 2026465 PMAQI
17th Jul 2026426 PMAQI
17th Jul 2026427 PMAQI
17th Jul 2026428 PMAQI
17th Jul 2026389 PMAQI
17th Jul 20262910 PMAQI
17th Jul 20264711 PMAQI
18th Jul 20265012 AMAQI
18th Jul 2026511 AMAQI
18th Jul 2026462 AMAQI
18th Jul 2026493 AMAQI
18th Jul 2026444 AMAQI
18th Jul 2026465 AMAQI

21°C18/24°C

18th Jul 2026446 AMAQI
18th Jul 2026487 AMAQI
18th Jul 2026488 AMAQI
18th Jul 2026509 AMAQI
18th Jul 20265110 AMAQI
18th Jul 20264411 AMAQI
18th Jul 20265012 PMAQI
18th Jul 2026541 PMAQI
18th Jul 2026492 PMAQI
18th Jul 2026443 PMAQI
18th Jul 2026404 PMAQI
18th Jul 2026385 PMAQI
18th Jul 2026446 PMAQI
18th Jul 2026407 PMAQI
18th Jul 2026448 PMAQI
18th Jul 2026489 PMAQI
18th Jul 20265410 PMAQI
18th Jul 20265411 PMAQI
19th Jul 20265512 AMAQI
19th Jul 2026561 AMAQI
19th Jul 2026552 AMAQI
19th Jul 2026553 AMAQI
19th Jul 2026514 AMAQI
19th Jul 2026425 AMAQI

21°C17/25°C

19th Jul 2026426 AMAQI
19th Jul 2026427 AMAQI
19th Jul 2026468 AMAQI
19th Jul 2026469 AMAQI
19th Jul 20264410 AMAQI
19th Jul 20264211 AMAQI
19th Jul 20265212 PMAQI
19th Jul 2026521 PMAQI
19th Jul 2026512 PMAQI
19th Jul 2026503 PMAQI
19th Jul 2026464 PMAQI
19th Jul 2026505 PMAQI
19th Jul 2026496 PMAQI
19th Jul 2026487 PMAQI
19th Jul 2026498 PMAQI
19th Jul 2026489 PMAQI
19th Jul 20265610 PMAQI
19th Jul 20265211 PMAQI
20th Jul 20265512 AMAQI
20th Jul 2026601 AMAQI
20th Jul 2026572 AMAQI
20th Jul 2026543 AMAQI
20th Jul 2026584 AMAQI
20th Jul 2026545 AMAQI

22°C16/27°C

20th Jul 2026566 AMAQI
20th Jul 2026547 AMAQI
20th Jul 2026548 AMAQI
20th Jul 2026559 AMAQI
20th Jul 20265310 AMAQI
20th Jul 20265811 AMAQI
20th Jul 20265912 PMAQI
20th Jul 2026591 PMAQI
20th Jul 2026692 PMAQI
20th Jul 2026723 PMAQI
20th Jul 2026624 PMAQI
20th Jul 2026605 PMAQI
20th Jul 2026566 PMAQI
20th Jul 2026387 PMAQI
20th Jul 2026388 PMAQI
20th Jul 2026259 PMAQI
20th Jul 20262710 PMAQI
20th Jul 20263611 PMAQI
21st Jul 20263612 AMAQI
21st Jul 2026231 AMAQI
21st Jul 2026232 AMAQI
21st Jul 2026233 AMAQI
21st Jul 2026254 AMAQI

22°C17/28°C

21st Jul 2026366 AMAQI
21st Jul 2026367 AMAQI
21st Jul 2026368 AMAQI
21st Jul 2026389 AMAQI
21st Jul 20264010 AMAQI
21st Jul 20264011 AMAQI
21st Jul 20264412 PMAQI
21st Jul 2026481 PMAQI
21st Jul 2026402 PMAQI
21st Jul 2026333 PMAQI
21st Jul 2026384 PMAQI
21st Jul 2026425 PMAQI
21st Jul 2026326 PMAQI
21st Jul 2026277 PMAQI
21st Jul 2026258 PMAQI
21st Jul 2026299 PMAQI
21st Jul 20263110 PMAQI
21st Jul 20263311 PMAQI
22nd Jul 20263112 AMAQI
22nd Jul 2026291 AMAQI
22nd Jul 2026292 AMAQI
22nd Jul 2026253 AMAQI
22nd Jul 2026234 AMAQI
22nd Jul 2026255 AMAQI

21°C16/25°C

22nd Jul 2026296 AMAQI
22nd Jul 2026337 AMAQI
22nd Jul 2026338 AMAQI
22nd Jul 2026389 AMAQI
22nd Jul 20264010 AMAQI
22nd Jul 20264211 AMAQI
22nd Jul 20264212 PMAQI
22nd Jul 2026511 PMAQI
22nd Jul 2026532 PMAQI
22nd Jul 2026443 PMAQI
22nd Jul 2026504 PMAQI
22nd Jul 2026405 PMAQI
22nd Jul 2026386 PMAQI
22nd Jul 2026337 PMAQI
22nd Jul 2026348 PMAQI
22nd Jul 2026279 PMAQI
22nd Jul 20262310 PMAQI
22nd Jul 20264011 PMAQI
23rd Jul 20264212 AMAQI
23rd Jul 2026461 AMAQI
23rd Jul 2026462 AMAQI
23rd Jul 2026423 AMAQI
23rd Jul 2026424 AMAQI
23rd Jul 2026425 AMAQI

21°C15/28°C

23rd Jul 2026366 AMAQI
23rd Jul 2026407 AMAQI
23rd Jul 2026428 AMAQI
23rd Jul 2026409 AMAQI
23rd Jul 20264610 AMAQI
23rd Jul 20265111 AMAQI
23rd Jul 20264412 PMAQI
23rd Jul 2026521 PMAQI
23rd Jul 2026572 PMAQI
23rd Jul 2026603 PMAQI
23rd Jul 2026574 PMAQI
23rd Jul 2026565 PMAQI
23rd Jul 2026566 PMAQI
23rd Jul 2026547 PMAQI
23rd Jul 2026478 PMAQI
23rd Jul 2026349 PMAQI
23rd Jul 20262510 PMAQI
23rd Jul 20263811 PMAQI
24th Jul 20264812 AMAQI
24th Jul 2026381 AMAQI
24th Jul 2026422 AMAQI
24th Jul 2026423 AMAQI
24th Jul 2026444 AMAQI
24th Jul 2026485 AMAQI

22°C16/28°C

24th Jul 2026426 AMAQI
24th Jul 2026467 AMAQI
24th Jul 2026448 AMAQI
24th Jul 2026509 AMAQI
24th Jul 20265810 AMAQI
24th Jul 20265711 AMAQI
24th Jul 20265612 PMAQI
24th Jul 2026571 PMAQI
24th Jul 2026582 PMAQI
24th Jul 2026633 PMAQI
24th Jul 2026584 PMAQI
24th Jul 2026585 PMAQI
24th Jul 2026586 PMAQI
24th Jul 2026647 PMAQI
24th Jul 2026558 PMAQI
24th Jul 2026579 PMAQI
24th Jul 20265810 PMAQI
24th Jul 20265711 PMAQI
25th Jul 20265712 AMAQI
25th Jul 2026551 AMAQI
25th Jul 2026532 AMAQI
25th Jul 2026573 AMAQI
25th Jul 2026534 AMAQI
25th Jul 2026565 AMAQI

21°C16/28°C

25th Jul 2026526 AMAQI
25th Jul 2026517 AMAQI
25th Jul 2026508 AMAQI
25th Jul 2026519 AMAQI
25th Jul 20265010 AMAQI
25th Jul 20265011 AMAQI
25th Jul 20264612 PMAQI
25th Jul 2026381 PMAQI
25th Jul 2026402 PMAQI
25th Jul 2026463 PMAQI
25th Jul 2026464 PMAQI
25th Jul 2026425 PMAQI
25th Jul 2026426 PMAQI
25th Jul 2026447 PMAQI
25th Jul 2026448 PMAQI
25th Jul 2026449 PMAQI
25th Jul 20264810 PMAQI
25th Jul 20264411 PMAQI
26th Jul 20264612 AMAQI
26th Jul 2026471 AMAQI
26th Jul 2026522 AMAQI
26th Jul 2026553 AMAQI
26th Jul 2026514 AMAQI
26th Jul 2026445 AMAQI

20°C16/24°C

26th Jul 2026306 AMAQI
26th Jul 2026277 AMAQI
26th Jul 2026348 AMAQI
26th Jul 2026369 AMAQI
26th Jul 20263610 AMAQI
26th Jul 20264011 AMAQI
26th Jul 20264412 PMAQI
26th Jul 2026461 PMAQI
26th Jul 2026402 PMAQI
26th Jul 2026323 PMAQI
26th Jul 2026254 PMAQI
26th Jul 2026295 PMAQI
26th Jul 2026386 PMAQI
26th Jul 2026297 PMAQI
26th Jul 2026258 PMAQI
26th Jul 2026239 PMAQI
26th Jul 20262510 PMAQI
26th Jul 20262711 PMAQI
27th Jul 20264612 AMAQI
27th Jul 2026461 AMAQI
27th Jul 2026402 AMAQI
27th Jul 2026233 AMAQI
27th Jul 2026254 AMAQI
27th Jul 2026255 AMAQI

19°C17/22°C

27th Jul 2026316 AMAQI
27th Jul 2026317 AMAQI
27th Jul 2026258 AMAQI
27th Jul 2026329 AMAQI
27th Jul 20264410 AMAQI
27th Jul 20263611 AMAQI
27th Jul 20263812 PMAQI
27th Jul 2026421 PMAQI
27th Jul 2026402 PMAQI
27th Jul 2026463 PMAQI
27th Jul 2026484 PMAQI
27th Jul 2026405 PMAQI
27th Jul 2026366 PMAQI
27th Jul 2026297 PMAQI
27th Jul 2026258 PMAQI
27th Jul 2026299 PMAQI
27th Jul 20262910 PMAQI
27th Jul 20262311 PMAQI
28th Jul 20262512 AMAQI
28th Jul 2026421 AMAQI
28th Jul 2026442 AMAQI
28th Jul 2026423 AMAQI
28th Jul 2026424 AMAQI
28th Jul 2026445 AMAQI

20°C15/24°C

28th Jul 2026346 AMAQI
28th Jul 2026367 AMAQI
28th Jul 2026318 AMAQI
28th Jul 2026389 AMAQI
28th Jul 20263810 AMAQI
28th Jul 20263611 AMAQI
28th Jul 20263112 PMAQI
28th Jul 2026341 PMAQI
28th Jul 2026422 PMAQI
28th Jul 2026403 PMAQI
28th Jul 2026384 PMAQI
28th Jul 2026405 PMAQI
28th Jul 2026406 PMAQI
28th Jul 2026407 PMAQI
28th Jul 2026428 PMAQI
28th Jul 2026509 PMAQI
28th Jul 20264810 PMAQI
28th Jul 20265411 PMAQI
29th Jul 20265912 AMAQI
29th Jul 2026581 AMAQI
29th Jul 2026552 AMAQI
29th Jul 2026513 AMAQI
29th Jul 2026514 AMAQI
29th Jul 2026445 AMAQI

23°C14/32°C

29th Jul 2026386 AMAQI
29th Jul 2026467 AMAQI
29th Jul 2026518 AMAQI
29th Jul 2026489 AMAQI
29th Jul 20264810 AMAQI
29th Jul 20265311 AMAQI
29th Jul 20265112 PMAQI
29th Jul 2026541 PMAQI
29th Jul 2026602 PMAQI
29th Jul 2026673 PMAQI
29th Jul 2026664 PMAQI
29th Jul 2026725 PMAQI
29th Jul 2026706 PMAQI
29th Jul 2026727 PMAQI
29th Jul 2026508 PMAQI
29th Jul 2026269 PMAQI
29th Jul 20266610 PMAQI
29th Jul 20266311 PMAQI
30th Jul 20266412 AMAQI
30th Jul 2026561 AMAQI
30th Jul 2026552 AMAQI
30th Jul 2026443 AMAQI
30th Jul 2026294 AMAQI
30th Jul 2026365 AMAQI

23°C19/30°C

30th Jul 2026426 AMAQI
6 AM
30th Jul 2026427 AMAQI
30th Jul 2026368 AMAQI
30th Jul 2026319 AMAQI
30th Jul 20263610 AMAQI
30th Jul 20263611 AMAQI
30th Jul 20263812 PMAQI
30th Jul 2026421 PMAQI
1 PM
30th Jul 2026442 PMAQI
30th Jul 2026483 PMAQI
30th Jul 2026494 PMAQI
30th Jul 2026545 PMAQI
30th Jul 2026576 PMAQI
30th Jul 2026527 PMAQI
30th Jul 2026488 PMAQI
30th Jul 2026429 PMAQI
9 PM
30th Jul 20264610 PMAQI
30th Jul 20264011 PMAQI
1 AM
5 AM

22°C19/25°C

Day time
Avg. Highest Time
10 AM - 6 PM

39AQI

9 hours / Day
270 hours / Month
Avg. Lowest Time
6 AM

32AQI

1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 10 AM to 6 PM (Avg. 39), while the lowest AQI was between 6 AM to 6 AM (Avg. 32).
Night time
Avg. Highest Time
12 AM - 3 AM

38AQI

4 hours / Day
120 hours / Month
Avg. Lowest Time
4 AM - 5 AM

35AQI

2 hours / Day
60 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 3 AM (Avg. 38), while the lowest AQI was between 4 AM to 5 AM (Avg. 35).

2026 Days Vs Air Quality

Leitza, Donostia, Basque Country, Spain

2026

91%

188

9%

19

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

Good
188 Days
Moderate
19 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

Leitza, 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
43AQI (US)
2nd January 2026
40AQI (US)
3rd January 2026
42AQI (US)
4th January 2026
45AQI (US)
5th January 2026
47AQI (US)
6th January 2026
27AQI (US)
7th January 2026
34AQI (US)
8th January 2026
23AQI (US)
9th January 2026
21AQI (US)
10th January 2026
23AQI (US)
11th January 2026
23AQI (US)
12th January 2026
17AQI (US)
13th January 2026
15AQI (US)
14th January 2026
28AQI (US)
15th January 2026
27AQI (US)
16th January 2026
21AQI (US)
17th January 2026
28AQI (US)
18th January 2026
26AQI (US)
19th January 2026
21AQI (US)
20th January 2026
26AQI (US)
21st January 2026
16AQI (US)
22nd January 2026
33AQI (US)
23rd January 2026
47AQI (US)
24th January 2026
40AQI (US)
25th January 2026
47AQI (US)
26th January 2026
45AQI (US)
27th January 2026
37AQI (US)
28th January 2026
28AQI (US)
29th January 2026
39AQI (US)
30th January 2026
36AQI (US)
31st January 2026
38AQI (US)
1st February 2026
51AQI (US)
2nd February 2026
28AQI (US)
3rd February 2026
14AQI (US)
4th February 2026
23AQI (US)
5th February 2026
46AQI (US)
6th February 2026
22AQI (US)
7th February 2026
19AQI (US)
8th February 2026
37AQI (US)
9th February 2026
40AQI (US)
10th February 2026
41AQI (US)
11th February 2026
53AQI (US)
12th February 2026
38AQI (US)
13th February 2026
22AQI (US)
14th February 2026
41AQI (US)
15th February 2026
32AQI (US)
16th February 2026
28AQI (US)
17th February 2026
32AQI (US)
18th February 2026
21AQI (US)
19th February 2026
27AQI (US)
20th February 2026
35AQI (US)
21st February 2026
29AQI (US)
22nd February 2026
27AQI (US)
23rd February 2026
40AQI (US)
24th February 2026
31AQI (US)
25th February 2026
43AQI (US)
26th February 2026
52AQI (US)
27th February 2026
40AQI (US)
28th February 2026
13AQI (US)
1st March 2026
24AQI (US)
2nd March 2026
57AQI (US)
3rd March 2026
42AQI (US)
4th March 2026
55AQI (US)
5th March 2026
69AQI (US)
6th March 2026
21AQI (US)
7th March 2026
21AQI (US)
8th March 2026
26AQI (US)
9th March 2026
31AQI (US)
10th March 2026
25AQI (US)
11th March 2026
34AQI (US)
12th March 2026
21AQI (US)
13th March 2026
35AQI (US)
14th March 2026
15AQI (US)
15th March 2026
21AQI (US)
16th March 2026
34AQI (US)
17th March 2026
34AQI (US)
18th March 2026
36AQI (US)
19th March 2026
29AQI (US)
20th March 2026
35AQI (US)
21st March 2026
41AQI (US)
22nd March 2026
57AQI (US)
23rd March 2026
60AQI (US)
24th March 2026
60AQI (US)
25th March 2026
43AQI (US)
26th March 2026
16AQI (US)
27th March 2026
21AQI (US)
28th March 2026
27AQI (US)
29th March 2026
25AQI (US)
30th March 2026
21AQI (US)
31st March 2026
39AQI (US)
1st April 2026
24AQI (US)
2nd April 2026
16AQI (US)
3rd April 2026
26AQI (US)
4th April 2026
28AQI (US)
5th April 2026
40AQI (US)
6th April 2026
24AQI (US)
7th April 2026
19AQI (US)
8th April 2026
44AQI (US)
9th April 2026
51AQI (US)
10th April 2026
41AQI (US)
11th April 2026
35AQI (US)
12th April 2026
13AQI (US)
13th April 2026
23AQI (US)
14th April 2026
25AQI (US)
15th April 2026
30AQI (US)
16th April 2026
31AQI (US)
17th April 2026
18th April 2026
27AQI (US)
19th April 2026
27AQI (US)
20th April 2026
30AQI (US)
21st April 2026
49AQI (US)
22nd April 2026
23rd April 2026
29AQI (US)
24th April 2026
32AQI (US)
25th April 2026
37AQI (US)
26th April 2026
26AQI (US)
27th April 2026
28AQI (US)
28th April 2026
37AQI (US)
29th April 2026
36AQI (US)
30th April 2026
22AQI (US)
1st May 2026
30AQI (US)
2nd May 2026
20AQI (US)
3rd May 2026
15AQI (US)
4th May 2026
24AQI (US)
5th May 2026
32AQI (US)
6th May 2026
28AQI (US)
7th May 2026
23AQI (US)
8th May 2026
23AQI (US)
9th May 2026
10th May 2026
27AQI (US)
11th May 2026
24AQI (US)
12th May 2026
21AQI (US)
13th May 2026
22AQI (US)
14th May 2026
28AQI (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
45AQI (US)
28th May 2026
55AQI (US)
29th May 2026
41AQI (US)
30th May 2026
22AQI (US)
31st May 2026
21AQI (US)
1st June 2026
23AQI (US)
2nd June 2026
27AQI (US)
3rd June 2026
22AQI (US)
4th June 2026
22AQI (US)
5th June 2026
19AQI (US)
6th June 2026
22AQI (US)
7th June 2026
22AQI (US)
8th June 2026
22AQI (US)
9th June 2026
15AQI (US)
10th June 2026
19AQI (US)
11th June 2026
20AQI (US)
12th June 2026
22AQI (US)
13th June 2026
22AQI (US)
14th June 2026
23AQI (US)
15th June 2026
38AQI (US)
16th June 2026
34AQI (US)
17th June 2026
38AQI (US)
18th June 2026
38AQI (US)
19th June 2026
38AQI (US)
20th June 2026
34AQI (US)
21st June 2026
27AQI (US)
22nd June 2026
58AQI (US)
23rd June 2026
67AQI (US)
24th June 2026
54AQI (US)
25th June 2026
53AQI (US)
26th June 2026
43AQI (US)
27th June 2026
32AQI (US)
28th June 2026
21AQI (US)
29th June 2026
15AQI (US)
30th June 2026
21AQI (US)
1st July 2026
12AQI (US)
2nd July 2026
15AQI (US)
3rd July 2026
19AQI (US)
4th July 2026
19AQI (US)
5th July 2026
23AQI (US)
6th July 2026
24AQI (US)
7th July 2026
50AQI (US)
8th July 2026
57AQI (US)
9th July 2026
34AQI (US)
10th July 2026
32AQI (US)
11th July 2026
30AQI (US)
12th July 2026
30AQI (US)
13th July 2026
47AQI (US)
14th July 2026
38AQI (US)
15th July 2026
35AQI (US)
16th July 2026
37AQI (US)
17th July 2026
37AQI (US)
18th July 2026
47AQI (US)
19th July 2026
49AQI (US)
20th July 2026
53AQI (US)
21st July 2026
34AQI (US)
22nd July 2026
36AQI (US)
23rd July 2026
46AQI (US)
24th July 2026
52AQI (US)
25th July 2026
48AQI (US)
26th July 2026
37AQI (US)
27th July 2026
35AQI (US)
28th July 2026
40AQI (US)
29th July 2026
55AQI (US)
30th July 2026
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

32AQI (US)

33AQI (US)

35AQI (US)

30AQI (US)

32AQI (US)

30AQI (US)

37AQI (US)

No. of days

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

202633AQI (US)

31
25
3
25
6
27
1
29
1
26
4
25
4
188
19

Highest AQI (US) recorded in

July

37AQI (US)

Lowest AQI (US) recorded in

June

30AQI (US)

202534AQI (US)

28
3
28
31
30
31
23
7
31
22
9
30
14
17
29
1
29
2
326
39

Highest AQI (US) recorded in

October

49AQI (US)

Lowest AQI (US) recorded in

April

24AQI (US)

202426AQI (US)

30
28
31
30
31
29
31
31
30
30
1
29
1
29
2
359
4

Highest AQI (US) recorded in

December

34AQI (US)

Lowest AQI (US) recorded in

August

20AQI (US)

202324AQI (US)

26
26
31
24
30
30
31
31
25
3
31
28
1
31
344
4

Highest AQI (US) recorded in

September

30AQI (US)

Lowest AQI (US) recorded in

July

20AQI (US)

202223AQI (US)

29
22
31
16
31
30
23
1
29
31
30
31
304

Highest AQI (US) recorded in

March

29AQI (US)

Lowest AQI (US) recorded in

December

18AQI (US)

202124AQI (US)

30
26
2
29
2
30
31
27
31
31
30
31
29
31
356
4

Highest AQI (US) recorded in

March

34AQI (US)

Lowest AQI (US) recorded in

October

18AQI (US)

202024AQI (US)

13
21
18
30
31
31
30
31
30
31
266

Highest AQI (US) recorded in

March

30AQI (US)

Lowest AQI (US) recorded in

December

22AQI (US)

Most & Least Polluted Years Over the Last 7 Years

Most Polluted Year Recorded
2025(Avg.)
34AQI (US)
Least Polluted Year Recorded
2022(Avg.)
23AQI (US)

Leitza's annual 2026 AQI (US) (33) shows an average percentage change of 29.9% (worsened AQI (US)) compared to previous years: 2020 (24), 2021 (24), 2022 (23), 2023 (24), 2024 (26), 2025 (34).