Santander, Cantabria, 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+
September Air Quality Analysis
Santander, Cantabria, Spain
2021
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
18th Sep 2024
56AQILowest AQI recorded on
10th Sep 2022
11AQISame Day Analysis (19th September ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 1st highest AQI at 42 of Good air quality on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 19th Sep - 20th Sep 2025
Santander, Cantabria, Spain
AQI
Day
Night
.
7 AM19th Sep 2025
8 PM
6 AM20th Sep 2025
Day time
Avg. Highest Time
3PM19th Sep
49AQI
Avg. Lowest Time
12PM19th Sep
40AQI
Night time
Avg. Highest Time
11PM19th Sep
48AQI
Avg. Lowest Time
6AM20th Sep
37AQI
In the last 24 hours,
Santander's AQI reached its highest point of 49 at 3 PM during the Day, while the lowest point, 37, was recorded at 6 AM during the Night between 19th Sep and 20th Sep 2025.
Day & Night AQI Trend : Aug - Sep 2025
Santander, Cantabria, Spain
AugSep
21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 31st31st - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th - 06th06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th
Day
Night
21st Aug 2025317 AMAQI
21st Aug 2025298 AMAQI
21st Aug 2025359 AMAQI
21st Aug 20253510 AMAQI
21st Aug 20254011 AMAQI
21st Aug 20253812 PMAQI
21st Aug 2025381 PMAQI
21st Aug 2025352 PMAQI
21st Aug 2025353 PMAQI
21st Aug 2025374 PMAQI
21st Aug 2025395 PMAQI
21st Aug 2025376 PMAQI
21st Aug 2025367 PMAQI
21st Aug 2025368 PMAQI
21st Aug 2025349 PMAQI
21st Aug 20253310 PMAQI
21st Aug 20253211 PMAQI
22nd Aug 20253412 AMAQI
22nd Aug 2025331 AMAQI
22nd Aug 2025432 AMAQI
22nd Aug 2025363 AMAQI
22nd Aug 2025334 AMAQI
22nd Aug 2025335 AMAQI
22nd Aug 2025336 AMAQI
20°C19/21°C
22nd Aug 2025327 AMAQI
22nd Aug 2025318 AMAQI
22nd Aug 2025319 AMAQI
22nd Aug 20253110 AMAQI
22nd Aug 20253111 AMAQI
22nd Aug 20253112 PMAQI
22nd Aug 2025311 PMAQI
22nd Aug 2025292 PMAQI
22nd Aug 2025303 PMAQI
22nd Aug 2025324 PMAQI
22nd Aug 2025325 PMAQI
22nd Aug 2025326 PMAQI
22nd Aug 2025327 PMAQI
22nd Aug 2025328 PMAQI
22nd Aug 2025329 PMAQI
22nd Aug 20253310 PMAQI
22nd Aug 20253311 PMAQI
23rd Aug 20253312 AMAQI
23rd Aug 2025331 AMAQI
23rd Aug 2025312 AMAQI
23rd Aug 2025303 AMAQI
23rd Aug 2025304 AMAQI
23rd Aug 2025285 AMAQI
23rd Aug 2025296 AMAQI
19°C17/21°C
23rd Aug 2025297 AMAQI
23rd Aug 2025288 AMAQI
23rd Aug 2025289 AMAQI
23rd Aug 20253010 AMAQI
23rd Aug 20253111 AMAQI
23rd Aug 20253312 PMAQI
23rd Aug 2025311 PMAQI
23rd Aug 2025302 PMAQI
23rd Aug 2025313 PMAQI
23rd Aug 2025294 PMAQI
23rd Aug 2025305 PMAQI
23rd Aug 2025306 PMAQI
23rd Aug 2025307 PMAQI
23rd Aug 2025328 PMAQI
23rd Aug 2025319 PMAQI
23rd Aug 20253110 PMAQI
23rd Aug 20253111 PMAQI
24th Aug 20253212 AMAQI
24th Aug 2025321 AMAQI
24th Aug 2025342 AMAQI
24th Aug 2025333 AMAQI
24th Aug 2025354 AMAQI
24th Aug 2025345 AMAQI
24th Aug 2025336 AMAQI
20°C16/23°C
24th Aug 2025377 AMAQI
24th Aug 2025368 AMAQI
24th Aug 2025359 AMAQI
24th Aug 20253610 AMAQI
24th Aug 20253511 AMAQI
24th Aug 20253612 PMAQI
24th Aug 2025341 PMAQI
24th Aug 2025382 PMAQI
24th Aug 2025353 PMAQI
24th Aug 2025344 PMAQI
24th Aug 2025345 PMAQI
24th Aug 2025366 PMAQI
24th Aug 2025357 PMAQI
24th Aug 2025338 PMAQI
24th Aug 2025339 PMAQI
24th Aug 20253310 PMAQI
24th Aug 20253311 PMAQI
25th Aug 20253412 AMAQI
25th Aug 2025321 AMAQI
25th Aug 2025312 AMAQI
25th Aug 2025323 AMAQI
25th Aug 2025324 AMAQI
25th Aug 2025315 AMAQI
25th Aug 2025336 AMAQI
21°C18/24°C
25th Aug 2025347 AMAQI
25th Aug 2025398 AMAQI
25th Aug 2025359 AMAQI
25th Aug 20253910 AMAQI
25th Aug 20254511 AMAQI
25th Aug 20254412 PMAQI
25th Aug 2025341 PMAQI
25th Aug 2025342 PMAQI
25th Aug 2025343 PMAQI
25th Aug 2025344 PMAQI
25th Aug 2025365 PMAQI
25th Aug 2025386 PMAQI
25th Aug 2025367 PMAQI
25th Aug 2025418 PMAQI
25th Aug 2025359 PMAQI
25th Aug 20253310 PMAQI
25th Aug 20253211 PMAQI
26th Aug 20253212 AMAQI
26th Aug 2025331 AMAQI
26th Aug 2025392 AMAQI
26th Aug 2025483 AMAQI
26th Aug 2025454 AMAQI
26th Aug 2025485 AMAQI
26th Aug 2025456 AMAQI
21°C20/23°C
26th Aug 2025497 AMAQI
26th Aug 2025508 AMAQI
26th Aug 2025529 AMAQI
26th Aug 20255510 AMAQI
26th Aug 20255911 AMAQI
26th Aug 20255312 PMAQI
26th Aug 2025461 PMAQI
26th Aug 2025422 PMAQI
26th Aug 2025403 PMAQI
26th Aug 2025474 PMAQI
26th Aug 2025485 PMAQI
26th Aug 2025496 PMAQI
26th Aug 2025437 PMAQI
26th Aug 2025458 PMAQI
26th Aug 2025449 PMAQI
26th Aug 20254410 PMAQI
26th Aug 20254311 PMAQI
27th Aug 20254412 AMAQI
27th Aug 2025431 AMAQI
27th Aug 2025392 AMAQI
27th Aug 2025483 AMAQI
27th Aug 2025534 AMAQI
27th Aug 2025485 AMAQI
27th Aug 2025376 AMAQI
21°C19/22°C
27th Aug 2025337 AMAQI
27th Aug 2025318 AMAQI
27th Aug 2025379 AMAQI
27th Aug 20253210 AMAQI
27th Aug 20253511 AMAQI
27th Aug 20253812 PMAQI
27th Aug 2025401 PMAQI
27th Aug 2025352 PMAQI
27th Aug 2025393 PMAQI
27th Aug 2025394 PMAQI
27th Aug 2025385 PMAQI
27th Aug 2025406 PMAQI
27th Aug 2025367 PMAQI
27th Aug 2025388 PMAQI
27th Aug 2025399 PMAQI
27th Aug 20253910 PMAQI
27th Aug 20253911 PMAQI
28th Aug 20254012 AMAQI
28th Aug 2025381 AMAQI
28th Aug 2025402 AMAQI
28th Aug 2025383 AMAQI
28th Aug 2025364 AMAQI
28th Aug 2025255 AMAQI
28th Aug 2025216 AMAQI
20°C18/20°C
28th Aug 2025257 AMAQI
28th Aug 2025268 AMAQI
28th Aug 2025289 AMAQI
28th Aug 20253010 AMAQI
28th Aug 20253011 AMAQI
28th Aug 20252912 PMAQI
28th Aug 2025311 PMAQI
28th Aug 2025322 PMAQI
28th Aug 2025323 PMAQI
28th Aug 2025304 PMAQI
28th Aug 2025355 PMAQI
28th Aug 2025336 PMAQI
28th Aug 2025367 PMAQI
28th Aug 2025338 PMAQI
28th Aug 2025349 PMAQI
28th Aug 20253210 PMAQI
28th Aug 20253311 PMAQI
29th Aug 20253312 AMAQI
29th Aug 2025341 AMAQI
29th Aug 2025272 AMAQI
29th Aug 2025233 AMAQI
29th Aug 2025224 AMAQI
29th Aug 2025245 AMAQI
29th Aug 2025236 AMAQI
19°C18/21°C
29th Aug 2025237 AMAQI
29th Aug 2025278 AMAQI
29th Aug 2025279 AMAQI
29th Aug 20252610 AMAQI
29th Aug 20252611 AMAQI
29th Aug 20253112 PMAQI
29th Aug 2025241 PMAQI
29th Aug 2025262 PMAQI
29th Aug 2025263 PMAQI
29th Aug 2025284 PMAQI
29th Aug 2025285 PMAQI
29th Aug 2025286 PMAQI
29th Aug 2025287 PMAQI
29th Aug 2025288 PMAQI
29th Aug 2025289 PMAQI
29th Aug 20252710 PMAQI
29th Aug 20252611 PMAQI
30th Aug 20252512 AMAQI
30th Aug 2025241 AMAQI
30th Aug 2025242 AMAQI
30th Aug 2025223 AMAQI
30th Aug 2025234 AMAQI
30th Aug 2025225 AMAQI
30th Aug 2025226 AMAQI
20°C18/22°C
30th Aug 2025227 AMAQI
30th Aug 2025198 AMAQI
30th Aug 2025209 AMAQI
30th Aug 20252210 AMAQI
30th Aug 20252111 AMAQI
30th Aug 20252012 PMAQI
30th Aug 2025221 PMAQI
30th Aug 2025202 PMAQI
30th Aug 2025203 PMAQI
30th Aug 2025214 PMAQI
30th Aug 2025205 PMAQI
30th Aug 2025206 PMAQI
30th Aug 2025217 PMAQI
30th Aug 2025218 PMAQI
30th Aug 2025209 PMAQI
30th Aug 20252110 PMAQI
30th Aug 20252111 PMAQI
31st Aug 20252012 AMAQI
31st Aug 2025211 AMAQI
31st Aug 2025222 AMAQI
31st Aug 2025223 AMAQI
31st Aug 2025204 AMAQI
31st Aug 2025195 AMAQI
31st Aug 2025236 AMAQI
21°C18/23°C
31st Aug 2025237 AMAQI
31st Aug 2025288 AMAQI
31st Aug 2025289 AMAQI
31st Aug 20252610 AMAQI
31st Aug 20252411 AMAQI
31st Aug 20252112 PMAQI
31st Aug 2025231 PMAQI
31st Aug 2025212 PMAQI
31st Aug 2025213 PMAQI
31st Aug 2025224 PMAQI
31st Aug 2025225 PMAQI
31st Aug 2025226 PMAQI
31st Aug 2025237 PMAQI
31st Aug 2025248 PMAQI
31st Aug 2025229 PMAQI
31st Aug 20252310 PMAQI
31st Aug 20252211 PMAQI
1st Sep 20252212 AMAQI
1st Sep 2025221 AMAQI
1st Sep 2025252 AMAQI
1st Sep 2025263 AMAQI
1st Sep 2025244 AMAQI
1st Sep 2025245 AMAQI
1st Sep 2025226 AMAQI
18°C17/20°C
1st Sep 2025217 AMAQI
1st Sep 2025228 AMAQI
1st Sep 2025229 AMAQI
1st Sep 20252410 AMAQI
1st Sep 20252211 AMAQI
1st Sep 20252112 PMAQI
1st Sep 2025231 PMAQI
1st Sep 2025232 PMAQI
1st Sep 2025233 PMAQI
1st Sep 2025244 PMAQI
1st Sep 2025255 PMAQI
1st Sep 2025256 PMAQI
1st Sep 2025267 PMAQI
1st Sep 2025258 PMAQI
1st Sep 2025249 PMAQI
1st Sep 20252310 PMAQI
1st Sep 20252411 PMAQI
2nd Sep 20252312 AMAQI
2nd Sep 2025241 AMAQI
2nd Sep 2025242 AMAQI
2nd Sep 2025223 AMAQI
2nd Sep 2025224 AMAQI
2nd Sep 2025235 AMAQI
2nd Sep 2025216 AMAQI
19°C17/20°C
2nd Sep 2025177 AMAQI
2nd Sep 2025198 AMAQI
2nd Sep 2025209 AMAQI
2nd Sep 20252010 AMAQI
2nd Sep 20252111 AMAQI
2nd Sep 20252212 PMAQI
2nd Sep 2025231 PMAQI
2nd Sep 2025232 PMAQI
2nd Sep 2025233 PMAQI
2nd Sep 2025204 PMAQI
2nd Sep 2025225 PMAQI
2nd Sep 2025256 PMAQI
2nd Sep 2025277 PMAQI
2nd Sep 2025298 PMAQI
2nd Sep 2025269 PMAQI
2nd Sep 20252410 PMAQI
2nd Sep 20252411 PMAQI
3rd Sep 20252412 AMAQI
3rd Sep 2025241 AMAQI
3rd Sep 2025292 AMAQI
3rd Sep 2025283 AMAQI
3rd Sep 2025244 AMAQI
3rd Sep 2025275 AMAQI
3rd Sep 2025266 AMAQI
19°C16/23°C
3rd Sep 2025247 AMAQI
3rd Sep 2025288 AMAQI
3rd Sep 2025279 AMAQI
3rd Sep 20252510 AMAQI
3rd Sep 20252611 AMAQI
3rd Sep 20252812 PMAQI
3rd Sep 2025291 PMAQI
3rd Sep 2025282 PMAQI
3rd Sep 2025283 PMAQI
3rd Sep 2025284 PMAQI
3rd Sep 2025305 PMAQI
3rd Sep 2025306 PMAQI
3rd Sep 2025327 PMAQI
3rd Sep 2025328 PMAQI
3rd Sep 2025289 PMAQI
3rd Sep 20252710 PMAQI
3rd Sep 20252711 PMAQI
4th Sep 20252612 AMAQI
4th Sep 2025261 AMAQI
4th Sep 2025332 AMAQI
4th Sep 2025333 AMAQI
4th Sep 2025304 AMAQI
4th Sep 2025275 AMAQI
4th Sep 2025256 AMAQI
20°C18/23°C
4th Sep 2025247 AMAQI
4th Sep 2025228 AMAQI
4th Sep 2025229 AMAQI
4th Sep 20252810 AMAQI
4th Sep 20252411 AMAQI
4th Sep 20252712 PMAQI
4th Sep 2025271 PMAQI
4th Sep 2025282 PMAQI
4th Sep 2025253 PMAQI
4th Sep 2025244 PMAQI
4th Sep 2025245 PMAQI
4th Sep 2025256 PMAQI
4th Sep 2025277 PMAQI
4th Sep 2025268 PMAQI
4th Sep 2025289 PMAQI
4th Sep 20252710 PMAQI
4th Sep 20252611 PMAQI
5th Sep 20252612 AMAQI
5th Sep 2025271 AMAQI
5th Sep 2025272 AMAQI
5th Sep 2025253 AMAQI
5th Sep 2025244 AMAQI
5th Sep 2025235 AMAQI
5th Sep 2025246 AMAQI
19°C18/21°C
5th Sep 2025237 AMAQI
5th Sep 2025258 AMAQI
5th Sep 2025269 AMAQI
5th Sep 20252610 AMAQI
5th Sep 20253011 AMAQI
5th Sep 20252812 PMAQI
5th Sep 2025251 PMAQI
5th Sep 2025242 PMAQI
5th Sep 2025243 PMAQI
5th Sep 2025244 PMAQI
5th Sep 2025255 PMAQI
5th Sep 2025246 PMAQI
5th Sep 2025247 PMAQI
5th Sep 2025238 PMAQI
5th Sep 2025249 PMAQI
5th Sep 20252510 PMAQI
5th Sep 20252511 PMAQI
6th Sep 20252512 AMAQI
6th Sep 2025251 AMAQI
6th Sep 2025232 AMAQI
6th Sep 2025243 AMAQI
6th Sep 2025254 AMAQI
6th Sep 2025285 AMAQI
6th Sep 2025316 AMAQI
19°C17/22°C
6th Sep 2025287 AMAQI
6th Sep 2025238 AMAQI
6th Sep 2025229 AMAQI
6th Sep 20252410 AMAQI
6th Sep 20252511 AMAQI
6th Sep 20252512 PMAQI
6th Sep 2025261 PMAQI
6th Sep 2025272 PMAQI
6th Sep 2025273 PMAQI
6th Sep 2025274 PMAQI
6th Sep 2025275 PMAQI
6th Sep 2025276 PMAQI
6th Sep 2025267 PMAQI
6th Sep 2025268 PMAQI
6th Sep 2025269 PMAQI
6th Sep 20252510 PMAQI
6th Sep 20252611 PMAQI
7th Sep 20252712 AMAQI
7th Sep 2025261 AMAQI
7th Sep 2025272 AMAQI
7th Sep 2025263 AMAQI
7th Sep 2025284 AMAQI
7th Sep 2025255 AMAQI
7th Sep 2025246 AMAQI
22°C18/30°C
7th Sep 2025227 AMAQI
7th Sep 2025238 AMAQI
7th Sep 2025279 AMAQI
7th Sep 20252910 AMAQI
7th Sep 20253011 AMAQI
7th Sep 20252912 PMAQI
7th Sep 2025291 PMAQI
7th Sep 2025282 PMAQI
7th Sep 2025283 PMAQI
7th Sep 2025264 PMAQI
7th Sep 2025255 PMAQI
7th Sep 2025256 PMAQI
7th Sep 2025257 PMAQI
7th Sep 2025258 PMAQI
7th Sep 2025259 PMAQI
7th Sep 20252510 PMAQI
7th Sep 20252511 PMAQI
8th Sep 20252612 AMAQI
8th Sep 2025251 AMAQI
8th Sep 2025322 AMAQI
8th Sep 2025263 AMAQI
8th Sep 2025264 AMAQI
8th Sep 2025235 AMAQI
8th Sep 2025256 AMAQI
21°C18/24°C
8th Sep 2025247 AMAQI
8th Sep 2025258 AMAQI
8th Sep 2025239 AMAQI
8th Sep 20252210 AMAQI
8th Sep 20252211 AMAQI
8th Sep 20252312 PMAQI
8th Sep 2025251 PMAQI
8th Sep 2025262 PMAQI
8th Sep 2025253 PMAQI
8th Sep 2025244 PMAQI
8th Sep 2025235 PMAQI
8th Sep 2025236 PMAQI
8th Sep 2025247 PMAQI
8th Sep 2025248 PMAQI
8th Sep 2025279 PMAQI
8th Sep 20252810 PMAQI
8th Sep 20252511 PMAQI
9th Sep 20252712 AMAQI
9th Sep 2025271 AMAQI
9th Sep 2025242 AMAQI
9th Sep 2025223 AMAQI
9th Sep 2025214 AMAQI
9th Sep 2025185 AMAQI
9th Sep 2025196 AMAQI
17°C16/17°C
9th Sep 2025197 AMAQI
9th Sep 2025198 AMAQI
9th Sep 2025209 AMAQI
9th Sep 20252010 AMAQI
9th Sep 20252311 AMAQI
9th Sep 20252312 PMAQI
9th Sep 2025231 PMAQI
9th Sep 2025222 PMAQI
9th Sep 2025223 PMAQI
9th Sep 2025214 PMAQI
9th Sep 2025225 PMAQI
9th Sep 2025226 PMAQI
9th Sep 2025217 PMAQI
9th Sep 2025218 PMAQI
9th Sep 2025239 PMAQI
9th Sep 20252310 PMAQI
9th Sep 20252211 PMAQI
10th Sep 20252212 AMAQI
10th Sep 2025231 AMAQI
10th Sep 2025252 AMAQI
10th Sep 2025233 AMAQI
10th Sep 2025224 AMAQI
10th Sep 2025215 AMAQI
10th Sep 2025236 AMAQI
17°C15/19°C
10th Sep 2025237 AMAQI
10th Sep 2025218 AMAQI
10th Sep 2025229 AMAQI
10th Sep 20252310 AMAQI
10th Sep 20252311 AMAQI
10th Sep 20252312 PMAQI
10th Sep 2025221 PMAQI
10th Sep 2025222 PMAQI
10th Sep 2025203 PMAQI
10th Sep 2025214 PMAQI
10th Sep 2025235 PMAQI
10th Sep 2025246 PMAQI
10th Sep 2025257 PMAQI
10th Sep 2025268 PMAQI
10th Sep 2025249 PMAQI
10th Sep 20252310 PMAQI
10th Sep 20252411 PMAQI
11th Sep 20252412 AMAQI
11th Sep 2025241 AMAQI
11th Sep 2025322 AMAQI
11th Sep 2025343 AMAQI
11th Sep 2025344 AMAQI
11th Sep 2025335 AMAQI
11th Sep 2025326 AMAQI
18°C17/20°C
11th Sep 2025337 AMAQI
11th Sep 2025318 AMAQI
11th Sep 2025329 AMAQI
11th Sep 20253210 AMAQI
11th Sep 20252911 AMAQI
11th Sep 20252812 PMAQI
11th Sep 2025281 PMAQI
11th Sep 2025272 PMAQI
11th Sep 2025253 PMAQI
11th Sep 2025244 PMAQI
11th Sep 2025255 PMAQI
11th Sep 2025266 PMAQI
11th Sep 2025287 PMAQI
11th Sep 2025278 PMAQI
11th Sep 2025289 PMAQI
11th Sep 20252910 PMAQI
11th Sep 20252911 PMAQI
12th Sep 20252912 AMAQI
12th Sep 2025291 AMAQI
12th Sep 2025262 AMAQI
12th Sep 2025233 AMAQI
12th Sep 2025244 AMAQI
12th Sep 2025235 AMAQI
12th Sep 2025236 AMAQI
19°C17/20°C
12th Sep 2025237 AMAQI
12th Sep 2025258 AMAQI
12th Sep 2025259 AMAQI
12th Sep 20252610 AMAQI
12th Sep 20252711 AMAQI
12th Sep 20252912 PMAQI
12th Sep 2025271 PMAQI
12th Sep 2025242 PMAQI
12th Sep 2025243 PMAQI
12th Sep 2025244 PMAQI
12th Sep 2025255 PMAQI
12th Sep 2025276 PMAQI
12th Sep 2025267 PMAQI
12th Sep 2025258 PMAQI
12th Sep 2025269 PMAQI
12th Sep 20252610 PMAQI
12th Sep 20252711 PMAQI
13th Sep 20252612 AMAQI
13th Sep 2025251 AMAQI
13th Sep 2025262 AMAQI
13th Sep 2025283 AMAQI
13th Sep 2025264 AMAQI
13th Sep 2025255 AMAQI
13th Sep 2025266 AMAQI
18°C17/18°C
13th Sep 2025267 AMAQI
13th Sep 2025268 AMAQI
13th Sep 2025309 AMAQI
13th Sep 20252710 AMAQI
13th Sep 20252611 AMAQI
13th Sep 20252612 PMAQI
13th Sep 2025261 PMAQI
13th Sep 2025262 PMAQI
13th Sep 2025273 PMAQI
13th Sep 2025264 PMAQI
13th Sep 2025265 PMAQI
13th Sep 2025266 PMAQI
13th Sep 2025257 PMAQI
13th Sep 2025258 PMAQI
13th Sep 2025249 PMAQI
13th Sep 20252610 PMAQI
13th Sep 20252611 PMAQI
14th Sep 20252512 AMAQI
14th Sep 2025251 AMAQI
14th Sep 2025222 AMAQI
14th Sep 2025213 AMAQI
14th Sep 2025214 AMAQI
14th Sep 2025225 AMAQI
14th Sep 2025226 AMAQI
18°C16/20°C
14th Sep 2025227 AMAQI
14th Sep 2025238 AMAQI
14th Sep 2025249 AMAQI
14th Sep 20252110 AMAQI
14th Sep 20252611 AMAQI
14th Sep 20252312 PMAQI
14th Sep 2025251 PMAQI
14th Sep 2025242 PMAQI
14th Sep 2025233 PMAQI
14th Sep 2025234 PMAQI
14th Sep 2025215 PMAQI
14th Sep 2025206 PMAQI
14th Sep 2025207 PMAQI
14th Sep 2025248 PMAQI
14th Sep 2025219 PMAQI
14th Sep 20252310 PMAQI
14th Sep 20252311 PMAQI
15th Sep 20252312 AMAQI
15th Sep 2025221 AMAQI
15th Sep 2025222 AMAQI
15th Sep 2025243 AMAQI
15th Sep 2025184 AMAQI
15th Sep 2025215 AMAQI
15th Sep 2025186 AMAQI
21°C17/23°C
15th Sep 2025217 AMAQI
15th Sep 2025228 AMAQI
15th Sep 2025239 AMAQI
15th Sep 20252310 AMAQI
15th Sep 20252211 AMAQI
15th Sep 20252112 PMAQI
15th Sep 2025231 PMAQI
15th Sep 2025222 PMAQI
15th Sep 2025233 PMAQI
15th Sep 2025244 PMAQI
15th Sep 2025225 PMAQI
15th Sep 2025226 PMAQI
15th Sep 2025237 PMAQI
15th Sep 2025218 PMAQI
15th Sep 2025219 PMAQI
15th Sep 20252110 PMAQI
15th Sep 20252111 PMAQI
16th Sep 20252112 AMAQI
16th Sep 2025201 AMAQI
16th Sep 2025232 AMAQI
16th Sep 2025243 AMAQI
16th Sep 2025254 AMAQI
16th Sep 2025245 AMAQI
16th Sep 2025246 AMAQI
19°C18/20°C
16th Sep 2025247 AMAQI
16th Sep 2025248 AMAQI
16th Sep 2025259 AMAQI
16th Sep 20252610 AMAQI
16th Sep 20252511 AMAQI
16th Sep 20252512 PMAQI
16th Sep 2025241 PMAQI
16th Sep 2025242 PMAQI
16th Sep 2025243 PMAQI
16th Sep 2025264 PMAQI
16th Sep 2025255 PMAQI
16th Sep 2025256 PMAQI
16th Sep 2025247 PMAQI
16th Sep 2025258 PMAQI
16th Sep 2025259 PMAQI
16th Sep 20252410 PMAQI
16th Sep 20252411 PMAQI
17th Sep 20252412 AMAQI
17th Sep 2025241 AMAQI
17th Sep 2025232 AMAQI
17th Sep 2025243 AMAQI
17th Sep 2025284 AMAQI
17th Sep 2025265 AMAQI
17th Sep 2025246 AMAQI
19°C17/21°C
17th Sep 2025217 AMAQI
17th Sep 2025208 AMAQI
17th Sep 2025249 AMAQI
17th Sep 20252810 AMAQI
17th Sep 20253011 AMAQI
17th Sep 20253412 PMAQI
17th Sep 2025301 PMAQI
17th Sep 2025302 PMAQI
17th Sep 2025293 PMAQI
17th Sep 2025324 PMAQI
17th Sep 2025285 PMAQI
17th Sep 2025286 PMAQI
17th Sep 2025287 PMAQI
17th Sep 2025298 PMAQI
17th Sep 2025299 PMAQI
17th Sep 20252610 PMAQI
17th Sep 20252611 PMAQI
18th Sep 20252612 AMAQI
18th Sep 2025261 AMAQI
18th Sep 2025262 AMAQI
18th Sep 2025273 AMAQI
18th Sep 2025304 AMAQI
18th Sep 2025325 AMAQI
18th Sep 2025366 AMAQI
19°C17/22°C
18th Sep 2025367 AMAQI
18th Sep 2025378 AMAQI
18th Sep 2025389 AMAQI
18th Sep 20253610 AMAQI
18th Sep 20253611 AMAQI
18th Sep 20253412 PMAQI
18th Sep 2025371 PMAQI
18th Sep 2025372 PMAQI
18th Sep 2025383 PMAQI
18th Sep 2025384 PMAQI
18th Sep 2025345 PMAQI
18th Sep 2025356 PMAQI
18th Sep 2025397 PMAQI
18th Sep 2025408 PMAQI
18th Sep 2025399 PMAQI
18th Sep 20253610 PMAQI
18th Sep 20253611 PMAQI
19th Sep 20253512 AMAQI
19th Sep 2025341 AMAQI
19th Sep 2025372 AMAQI
19th Sep 2025403 AMAQI
19th Sep 2025414 AMAQI
19th Sep 2025425 AMAQI
19th Sep 2025416 AMAQI
19°C16/23°C
19th Sep 2025487 AMAQI
19th Sep 2025458 AMAQI
19th Sep 2025469 AMAQI
19th Sep 20254110 AMAQI
19th Sep 20254011 AMAQI
19th Sep 20254012 PMAQI
19th Sep 2025441 PMAQI
19th Sep 2025472 PMAQI
19th Sep 2025493 PMAQI
19th Sep 2025464 PMAQI
19th Sep 2025445 PMAQI
19th Sep 2025446 PMAQI
19th Sep 2025437 PMAQI
19th Sep 2025468 PMAQI
19th Sep 2025449 PMAQI
19th Sep 20254710 PMAQI
19th Sep 20254811 PMAQI
20th Sep 20254612 AMAQI
20th Sep 2025441 AMAQI
20th Sep 2025432 AMAQI
20th Sep 2025403 AMAQI
20th Sep 2025374 AMAQI
20th Sep 2025395 AMAQI
20th Sep 2025376 AMAQI
20°C18/24°C
20th Sep 2025377 AMAQI
7 AM20th Sep 2025408 AMAQI
20th Sep 2025419 AMAQI
20th Sep 20253910 AMAQI
1 PM
8 PM
1 AM
6 AM
--°C/°C
Day time
Avg. Highest Time
9 AM - 1 PM
29AQI
5 hours / Day
150 hours / Month
Avg. Lowest Time
7 AM - 8 AM
28AQI
2 hours / Day
60 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 9 AM to 1 PM (Avg. 29), while the lowest AQI was between 7 AM to 8 AM (Avg. 28).
Night time
Avg. Highest Time
12 AM - 4 AM
29AQI
5 hours / Day
150 hours / Month
Avg. Lowest Time
6 AM
27AQI
1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 4 AM (Avg. 29), while the lowest AQI was between 6 AM to 6 AM (Avg. 27).
2025 Days Vs Air Quality
Santander, Cantabria, Spain
2025
88%
230
12%
32
Total number of days with different AQI categories in last 263 days in 2025 (102 days remaining)
Good
230 DaysModerate
32 DaysPoor
0 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 88%
Health Risk Level:
Low
In 2025, 88% of 263 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
Santander, Cantabria, Spain
AQI levels in 2025
AQI
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 2025
-1th undefined 2025
-1th undefined 2025
1st January 2025
53AQI
53AQI
2nd January 2025
48AQI
48AQI
3rd January 2025
46AQI
46AQI
4th January 2025
41AQI
41AQI
5th January 2025
34AQI
34AQI
6th January 2025
31AQI
31AQI
7th January 2025
31AQI
31AQI
8th January 2025
37AQI
37AQI
9th January 2025
32AQI
32AQI
10th January 2025
34AQI
34AQI
11th January 2025
32AQI
32AQI
12th January 2025
32AQI
32AQI
13th January 2025
35AQI
35AQI
14th January 2025
42AQI
42AQI
15th January 2025
50AQI
50AQI
16th January 2025
52AQI
52AQI
17th January 2025
53AQI
53AQI
18th January 2025
53AQI
53AQI
19th January 2025
56AQI
56AQI
20th January 2025
54AQI
54AQI
21st January 2025
50AQI
50AQI
22nd January 2025
47AQI
47AQI
23rd January 2025
39AQI
39AQI
24th January 2025
36AQI
36AQI
25th January 2025
34AQI
34AQI
26th January 2025
30AQI
30AQI
27th January 2025
32AQI
32AQI
28th January 2025
30AQI
30AQI
29th January 2025
29AQI
29AQI
30th January 2025
30AQI
30AQI
31st January 2025
32AQI
32AQI
1st February 2025
31AQI
31AQI
2nd February 2025
31AQI
31AQI
3rd February 2025
31AQI
31AQI
4th February 2025
39AQI
39AQI
5th February 2025
44AQI
44AQI
6th February 2025
47AQI
47AQI
7th February 2025
45AQI
45AQI
8th February 2025
40AQI
40AQI
9th February 2025
39AQI
39AQI
10th February 2025
38AQI
38AQI
11th February 2025
40AQI
40AQI
12th February 2025
35AQI
35AQI
13th February 2025
35AQI
35AQI
14th February 2025
37AQI
37AQI
15th February 2025
38AQI
38AQI
16th February 2025
44AQI
44AQI
17th February 2025
43AQI
43AQI
18th February 2025
51AQI
51AQI
19th February 2025
53AQI
53AQI
20th February 2025
53AQI
53AQI
21st February 2025
51AQI
51AQI
22nd February 2025
46AQI
46AQI
23rd February 2025
43AQI
43AQI
24th February 2025
43AQI
43AQI
25th February 2025
33AQI
33AQI
26th February 2025
31AQI
31AQI
27th February 2025
36AQI
36AQI
28th February 2025
36AQI
36AQI
1st March 2025
34AQI
34AQI
2nd March 2025
31AQI
31AQI
3rd March 2025
41AQI
41AQI
4th March 2025
48AQI
48AQI
5th March 2025
52AQI
52AQI
6th March 2025
48AQI
48AQI
7th March 2025
42AQI
42AQI
8th March 2025
35AQI
35AQI
9th March 2025
32AQI
32AQI
10th March 2025
30AQI
30AQI
11th March 2025
29AQI
29AQI
12th March 2025
29AQI
29AQI
13th March 2025
28AQI
28AQI
14th March 2025
29AQI
29AQI
15th March 2025
29AQI
29AQI
16th March 2025
29AQI
29AQI
17th March 2025
30AQI
30AQI
18th March 2025
30AQI
30AQI
19th March 2025
28AQI
28AQI
20th March 2025
30AQI
30AQI
21st March 2025
26AQI
26AQI
22nd March 2025
25AQI
25AQI
23rd March 2025
25AQI
25AQI
24th March 2025
27AQI
27AQI
25th March 2025
30AQI
30AQI
26th March 2025
33AQI
33AQI
27th March 2025
34AQI
34AQI
28th March 2025
34AQI
34AQI
29th March 2025
32AQI
32AQI
30th March 2025
32AQI
32AQI
31st March 2025
33AQI
33AQI
1st April 2025
37AQI
37AQI
2nd April 2025
38AQI
38AQI
3rd April 2025
34AQI
34AQI
4th April 2025
33AQI
33AQI
5th April 2025
28AQI
28AQI
6th April 2025
26AQI
26AQI
7th April 2025
28AQI
28AQI
8th April 2025
36AQI
36AQI
9th April 2025
45AQI
45AQI
10th April 2025
46AQI
46AQI
11th April 2025
46AQI
46AQI
12th April 2025
44AQI
44AQI
13th April 2025
39AQI
39AQI
14th April 2025
34AQI
34AQI
15th April 2025
27AQI
27AQI
16th April 2025
21AQI
21AQI
17th April 2025
19AQI
19AQI
18th April 2025
19AQI
19AQI
19th April 2025
19AQI
19AQI
20th April 2025
19AQI
19AQI
21st April 2025
21AQI
21AQI
22nd April 2025
22AQI
22AQI
23rd April 2025
25AQI
25AQI
24th April 2025
24AQI
24AQI
25th April 2025
26AQI
26AQI
26th April 2025
25AQI
25AQI
27th April 2025
25AQI
25AQI
28th April 2025
30AQI
30AQI
29th April 2025
31AQI
31AQI
30th April 2025
30AQI
30AQI
1st May 2025
30AQI
30AQI
2nd May 2025
33AQI
33AQI
3rd May 2025
27AQI
27AQI
4th May 2025
28AQI
28AQI
5th May 2025
25AQI
25AQI
6th May 2025
24AQI
24AQI
7th May 2025
26AQI
26AQI
8th May 2025
31AQI
31AQI
9th May 2025
34AQI
34AQI
10th May 2025
34AQI
34AQI
11th May 2025
31AQI
31AQI
12th May 2025
30AQI
30AQI
13th May 2025
29AQI
29AQI
14th May 2025
28AQI
28AQI
15th May 2025
27AQI
27AQI
16th May 2025
33AQI
33AQI
17th May 2025
44AQI
44AQI
18th May 2025
46AQI
46AQI
19th May 2025
38AQI
38AQI
20th May 2025
36AQI
36AQI
21st May 2025
36AQI
36AQI
22nd May 2025
30AQI
30AQI
23rd May 2025
30AQI
30AQI
24th May 2025
30AQI
30AQI
25th May 2025
31AQI
31AQI
26th May 2025
27AQI
27AQI
27th May 2025
28AQI
28AQI
28th May 2025
33AQI
33AQI
29th May 2025
37AQI
37AQI
30th May 2025
41AQI
41AQI
31st May 2025
36AQI
36AQI
1st June 2025
29AQI
29AQI
2nd June 2025
29AQI
29AQI
3rd June 2025
33AQI
33AQI
4th June 2025
34AQI
34AQI
5th June 2025
33AQI
33AQI
6th June 2025
31AQI
31AQI
7th June 2025
28AQI
28AQI
8th June 2025
44AQI
44AQI
9th June 2025
55AQI
55AQI
10th June 2025
57AQI
57AQI
11th June 2025
59AQI
59AQI
12th June 2025
58AQI
58AQI
13th June 2025
58AQI
58AQI
14th June 2025
53AQI
53AQI
15th June 2025
46AQI
46AQI
16th June 2025
39AQI
39AQI
17th June 2025
43AQI
43AQI
18th June 2025
46AQI
46AQI
19th June 2025
52AQI
52AQI
20th June 2025
56AQI
56AQI
21st June 2025
54AQI
54AQI
22nd June 2025
53AQI
53AQI
23rd June 2025
52AQI
52AQI
24th June 2025
54AQI
54AQI
25th June 2025
52AQI
52AQI
26th June 2025
47AQI
47AQI
27th June 2025
42AQI
42AQI
28th June 2025
41AQI
41AQI
29th June 2025
40AQI
40AQI
30th June 2025
42AQI
42AQI
1st July 2025
45AQI
45AQI
2nd July 2025
40AQI
40AQI
3rd July 2025
37AQI
37AQI
4th July 2025
37AQI
37AQI
5th July 2025
36AQI
36AQI
6th July 2025
34AQI
34AQI
7th July 2025
33AQI
33AQI
8th July 2025
30AQI
30AQI
9th July 2025
30AQI
30AQI
10th July 2025
32AQI
32AQI
11th July 2025
37AQI
37AQI
12th July 2025
41AQI
41AQI
13th July 2025
41AQI
41AQI
14th July 2025
39AQI
39AQI
15th July 2025
37AQI
37AQI
16th July 2025
37AQI
37AQI
17th July 2025
40AQI
40AQI
18th July 2025
36AQI
36AQI
19th July 2025
31AQI
31AQI
20th July 2025
28AQI
28AQI
21st July 2025
25AQI
25AQI
22nd July 2025
22AQI
22AQI
23rd July 2025
21AQI
21AQI
24th July 2025
21AQI
21AQI
25th July 2025
26AQI
26AQI
26th July 2025
30AQI
30AQI
27th July 2025
33AQI
33AQI
28th July 2025
28AQI
28AQI
29th July 2025
26AQI
26AQI
30th July 2025
25AQI
25AQI
31st July 2025
24AQI
24AQI
1st August 2025
25AQI
25AQI
2nd August 2025
25AQI
25AQI
3rd August 2025
28AQI
28AQI
4th August 2025
30AQI
30AQI
5th August 2025
35AQI
35AQI
6th August 2025
33AQI
33AQI
7th August 2025
38AQI
38AQI
8th August 2025
35AQI
35AQI
9th August 2025
32AQI
32AQI
10th August 2025
32AQI
32AQI
11th August 2025
45AQI
45AQI
12th August 2025
56AQI
56AQI
13th August 2025
57AQI
57AQI
14th August 2025
56AQI
56AQI
15th August 2025
56AQI
56AQI
16th August 2025
55AQI
55AQI
17th August 2025
55AQI
55AQI
18th August 2025
52AQI
52AQI
19th August 2025
51AQI
51AQI
20th August 2025
38AQI
38AQI
21st August 2025
34AQI
34AQI
22nd August 2025
33AQI
33AQI
23rd August 2025
30AQI
30AQI
24th August 2025
34AQI
34AQI
25th August 2025
35AQI
35AQI
26th August 2025
45AQI
45AQI
27th August 2025
39AQI
39AQI
28th August 2025
32AQI
32AQI
29th August 2025
27AQI
27AQI
30th August 2025
21AQI
21AQI
31st August 2025
22AQI
22AQI
1st September 2025
23AQI
23AQI
2nd September 2025
23AQI
23AQI
3rd September 2025
28AQI
28AQI
4th September 2025
26AQI
26AQI
5th September 2025
25AQI
25AQI
6th September 2025
26AQI
26AQI
7th September 2025
26AQI
26AQI
8th September 2025
25AQI
25AQI
9th September 2025
22AQI
22AQI
10th September 2025
23AQI
23AQI
11th September 2025
29AQI
29AQI
12th September 2025
25AQI
25AQI
13th September 2025
26AQI
26AQI
14th September 2025
23AQI
23AQI
15th September 2025
22AQI
22AQI
16th September 2025
24AQI
24AQI
17th September 2025
27AQI
27AQI
18th September 2025
34AQI
34AQI
19th September 2025
42AQI
42AQI
20th September 2025
21st September 2025
22nd September 2025
23rd September 2025
24th September 2025
25th September 2025
26th September 2025
27th September 2025
28th September 2025
29th September 2025
30th September 2025
1st October 2025
2nd October 2025
3rd October 2025
4th October 2025
5th October 2025
6th October 2025
7th October 2025
8th October 2025
9th October 2025
10th October 2025
11th October 2025
12th October 2025
13th October 2025
14th October 2025
15th October 2025
16th October 2025
17th October 2025
18th October 2025
19th October 2025
20th October 2025
21st October 2025
22nd October 2025
23rd October 2025
24th October 2025
25th October 2025
26th October 2025
27th October 2025
28th October 2025
29th October 2025
30th October 2025
31st October 2025
1st November 2025
2nd November 2025
3rd November 2025
4th November 2025
5th November 2025
6th November 2025
7th November 2025
8th November 2025
9th November 2025
10th November 2025
11th November 2025
12th November 2025
13th November 2025
14th November 2025
15th November 2025
16th November 2025
17th November 2025
18th November 2025
19th November 2025
20th November 2025
21st November 2025
22nd November 2025
23rd November 2025
24th November 2025
25th November 2025
26th November 2025
27th November 2025
28th November 2025
29th November 2025
30th November 2025
1st December 2025
2nd December 2025
3rd December 2025
4th December 2025
5th December 2025
6th December 2025
7th December 2025
8th December 2025
9th December 2025
10th December 2025
11th December 2025
12th December 2025
13th December 2025
14th December 2025
15th December 2025
16th December 2025
17th December 2025
18th December 2025
19th December 2025
20th December 2025
21st December 2025
22nd December 2025
23rd December 2025
24th December 2025
25th December 2025
26th December 2025
27th December 2025
28th December 2025
29th December 2025
30th December 2025
31st December 2025
40AQI
40AQI
33AQI
30AQI
32AQI
45AQI
32AQI
38AQI
26AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202536AQI
25
6
24
4
30
1
30
31
17
13
31
23
8
19
230
32
Highest AQI recorded in
June45AQI
Lowest AQI recorded in
September26AQI
202428AQI
31
29
31
30
31
30
30
1
31
29
1
31
26
4
29
2
358
8
Highest AQI recorded in
December40AQI
Lowest AQI recorded in
January21AQI
202322AQI
31
28
25
28
31
30
31
31
30
31
29
31
356
Highest AQI recorded in
February28AQI
Lowest AQI recorded in
November19AQI
202226AQI
31
21
29
2
30
31
30
24
1
1
28
31
30
31
317
3
Highest AQI recorded in
March31AQI
Lowest AQI recorded in
December19AQI
202124AQI
5
11
29
2
29
1
31
30
31
31
30
31
27
30
315
3
Highest AQI recorded in
February32AQI
Lowest AQI recorded in
January16AQI
202025AQI
13
21
18
30
31
31
30
31
28
1
1
31
264
1
1
Highest AQI recorded in
March34AQI
Lowest AQI recorded in
December19AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2025(Avg.)
36AQILeast Polluted Year Recorded
2023(Avg.)
22AQISantander's annual 2025 AQI (36) shows an average percentage change of 43.9% (worsened AQI) compared to previous years: 2020 (25), 2021 (24), 2022 (26), 2023 (22), 2024 (28).
