Vila Nova De Gaia, Porto, Portugal 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
Vila Nova De Gaia, Porto, Portugal
2021
2022
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
31st Aug 2022
48AQILowest AQI recorded on
22nd Aug 2021
8AQISame Day Analysis (1st August ):
On this day, AQI across the 4 years varied significantly: 2025 ranks 1st highest AQI at 47 of Good air quality on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 1st Aug - 2nd Aug 2025
Vila Nova De Gaia, Porto, Portugal
AQI
Day
Night
.
6 AM1st Aug 2025
9 PM
5 AM2nd Aug 2025
Day time
Avg. Highest Time
1PM1st Aug
55AQI
Avg. Lowest Time
9AM1st Aug
46AQI
Night time
Avg. Highest Time
9PM1st Aug
48AQI
Avg. Lowest Time
4AM2nd Aug
35AQI
In the last 24 hours,
Vila Nova De Gaia's AQI reached its highest point of 55 at 1 PM during the Day, while the lowest point, 35, was recorded at 4 AM during the Night between 1st Aug and 2nd Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Vila Nova De Gaia, Porto, Portugal
JulAug
03rd - 04th04th - 05th05th - 06th06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 31st31st - 01st01st - 02nd02nd
Day
Night
3rd Jul 2025296 AMAQI
3rd Jul 2025297 AMAQI
3rd Jul 2025298 AMAQI
3rd Jul 2025299 AMAQI
3rd Jul 20254110 AMAQI
3rd Jul 20254311 AMAQI
3rd Jul 20254312 PMAQI
3rd Jul 2025421 PMAQI
3rd Jul 2025422 PMAQI
3rd Jul 2025403 PMAQI
3rd Jul 2025384 PMAQI
3rd Jul 2025395 PMAQI
3rd Jul 2025376 PMAQI
3rd Jul 2025387 PMAQI
3rd Jul 2025388 PMAQI
3rd Jul 2025399 PMAQI
3rd Jul 20253910 PMAQI
3rd Jul 20253811 PMAQI
4th Jul 20253912 AMAQI
4th Jul 2025391 AMAQI
4th Jul 2025402 AMAQI
4th Jul 2025433 AMAQI
4th Jul 2025434 AMAQI
4th Jul 2025425 AMAQI
23°C19/27°C
4th Jul 2025426 AMAQI
4th Jul 2025407 AMAQI
4th Jul 2025428 AMAQI
4th Jul 2025429 AMAQI
4th Jul 20254210 AMAQI
4th Jul 20254011 AMAQI
4th Jul 20254412 PMAQI
4th Jul 2025441 PMAQI
4th Jul 2025432 PMAQI
4th Jul 2025463 PMAQI
4th Jul 2025444 PMAQI
4th Jul 2025445 PMAQI
4th Jul 2025416 PMAQI
4th Jul 2025417 PMAQI
4th Jul 2025448 PMAQI
4th Jul 2025449 PMAQI
4th Jul 20254310 PMAQI
4th Jul 20254311 PMAQI
5th Jul 20254512 AMAQI
5th Jul 2025451 AMAQI
5th Jul 2025442 AMAQI
5th Jul 2025463 AMAQI
5th Jul 2025524 AMAQI
5th Jul 2025515 AMAQI
24°C21/27°C
5th Jul 2025566 AMAQI
5th Jul 2025567 AMAQI
5th Jul 2025508 AMAQI
5th Jul 2025429 AMAQI
5th Jul 20254510 AMAQI
5th Jul 20253811 AMAQI
5th Jul 20254412 PMAQI
5th Jul 2025461 PMAQI
5th Jul 2025462 PMAQI
5th Jul 2025463 PMAQI
5th Jul 2025474 PMAQI
5th Jul 2025455 PMAQI
5th Jul 2025446 PMAQI
5th Jul 2025477 PMAQI
5th Jul 2025478 PMAQI
5th Jul 2025519 PMAQI
5th Jul 20255010 PMAQI
5th Jul 20255011 PMAQI
6th Jul 20255212 AMAQI
6th Jul 2025521 AMAQI
6th Jul 2025472 AMAQI
6th Jul 2025323 AMAQI
6th Jul 2025344 AMAQI
6th Jul 2025355 AMAQI
22°C20/26°C
6th Jul 2025486 AMAQI
6th Jul 2025507 AMAQI
6th Jul 2025448 AMAQI
6th Jul 2025469 AMAQI
6th Jul 20254110 AMAQI
6th Jul 20253711 AMAQI
6th Jul 20254012 PMAQI
6th Jul 2025421 PMAQI
6th Jul 2025442 PMAQI
6th Jul 2025443 PMAQI
6th Jul 2025444 PMAQI
6th Jul 2025445 PMAQI
6th Jul 2025426 PMAQI
6th Jul 2025417 PMAQI
6th Jul 2025468 PMAQI
6th Jul 2025489 PMAQI
6th Jul 20254710 PMAQI
6th Jul 20254611 PMAQI
7th Jul 20254912 AMAQI
7th Jul 2025451 AMAQI
7th Jul 2025422 AMAQI
7th Jul 2025383 AMAQI
7th Jul 2025314 AMAQI
7th Jul 2025325 AMAQI
21°C18/25°C
7th Jul 2025296 AMAQI
7th Jul 2025287 AMAQI
7th Jul 2025298 AMAQI
7th Jul 2025289 AMAQI
7th Jul 20252510 AMAQI
7th Jul 20252211 AMAQI
7th Jul 20253012 PMAQI
7th Jul 2025311 PMAQI
7th Jul 2025362 PMAQI
7th Jul 2025353 PMAQI
7th Jul 2025344 PMAQI
7th Jul 2025345 PMAQI
7th Jul 2025346 PMAQI
7th Jul 2025337 PMAQI
7th Jul 2025358 PMAQI
7th Jul 2025389 PMAQI
7th Jul 20253810 PMAQI
7th Jul 20253811 PMAQI
8th Jul 20253812 AMAQI
8th Jul 2025361 AMAQI
8th Jul 2025322 AMAQI
8th Jul 2025353 AMAQI
8th Jul 2025514 AMAQI
8th Jul 2025365 AMAQI
22°C18/26°C
8th Jul 2025446 AMAQI
8th Jul 2025357 AMAQI
8th Jul 2025358 AMAQI
8th Jul 2025349 AMAQI
8th Jul 20253610 AMAQI
8th Jul 20253511 AMAQI
8th Jul 20254212 PMAQI
8th Jul 2025401 PMAQI
8th Jul 2025432 PMAQI
8th Jul 2025403 PMAQI
8th Jul 2025394 PMAQI
8th Jul 2025395 PMAQI
8th Jul 2025416 PMAQI
8th Jul 2025447 PMAQI
8th Jul 2025418 PMAQI
8th Jul 2025419 PMAQI
8th Jul 20254010 PMAQI
8th Jul 20253911 PMAQI
9th Jul 20253912 AMAQI
9th Jul 2025411 AMAQI
9th Jul 2025422 AMAQI
9th Jul 2025363 AMAQI
9th Jul 2025384 AMAQI
9th Jul 2025455 AMAQI
25°C21/29°C
9th Jul 2025416 AMAQI
9th Jul 2025367 AMAQI
9th Jul 2025308 AMAQI
9th Jul 2025309 AMAQI
9th Jul 20253210 AMAQI
9th Jul 20253211 AMAQI
9th Jul 20253412 PMAQI
9th Jul 2025371 PMAQI
9th Jul 2025342 PMAQI
9th Jul 2025383 PMAQI
9th Jul 2025384 PMAQI
9th Jul 2025365 PMAQI
9th Jul 2025386 PMAQI
9th Jul 2025387 PMAQI
9th Jul 2025388 PMAQI
9th Jul 2025399 PMAQI
9th Jul 20253910 PMAQI
9th Jul 20253811 PMAQI
10th Jul 20253912 AMAQI
10th Jul 2025381 AMAQI
10th Jul 2025372 AMAQI
10th Jul 2025323 AMAQI
10th Jul 2025294 AMAQI
10th Jul 2025285 AMAQI
21°C18/24°C
10th Jul 2025296 AMAQI
10th Jul 2025287 AMAQI
10th Jul 2025298 AMAQI
10th Jul 2025289 AMAQI
10th Jul 20252710 AMAQI
10th Jul 20252811 AMAQI
10th Jul 20253212 PMAQI
10th Jul 2025331 PMAQI
10th Jul 2025322 PMAQI
10th Jul 2025343 PMAQI
10th Jul 2025324 PMAQI
10th Jul 2025325 PMAQI
10th Jul 2025326 PMAQI
10th Jul 2025297 PMAQI
10th Jul 2025338 PMAQI
10th Jul 2025419 PMAQI
10th Jul 20254310 PMAQI
10th Jul 20254311 PMAQI
11th Jul 20254212 AMAQI
11th Jul 2025361 AMAQI
11th Jul 2025312 AMAQI
11th Jul 2025243 AMAQI
11th Jul 2025254 AMAQI
11th Jul 2025285 AMAQI
19°C16/22°C
11th Jul 2025346 AMAQI
11th Jul 2025367 AMAQI
11th Jul 2025338 AMAQI
11th Jul 2025279 AMAQI
11th Jul 20252610 AMAQI
11th Jul 20252211 AMAQI
11th Jul 20252712 PMAQI
11th Jul 2025291 PMAQI
11th Jul 2025282 PMAQI
11th Jul 2025303 PMAQI
11th Jul 2025364 PMAQI
11th Jul 2025415 PMAQI
11th Jul 2025286 PMAQI
11th Jul 2025297 PMAQI
11th Jul 2025358 PMAQI
11th Jul 2025389 PMAQI
11th Jul 20253710 PMAQI
11th Jul 20253311 PMAQI
12th Jul 20253412 AMAQI
12th Jul 2025341 AMAQI
12th Jul 2025302 AMAQI
12th Jul 2025263 AMAQI
12th Jul 2025264 AMAQI
12th Jul 2025285 AMAQI
19°C17/21°C
12th Jul 2025286 AMAQI
12th Jul 2025277 AMAQI
12th Jul 2025248 AMAQI
12th Jul 2025259 AMAQI
12th Jul 20252510 AMAQI
12th Jul 20252411 AMAQI
12th Jul 20252812 PMAQI
12th Jul 2025291 PMAQI
12th Jul 2025292 PMAQI
12th Jul 2025283 PMAQI
12th Jul 2025284 PMAQI
12th Jul 2025285 PMAQI
12th Jul 2025276 PMAQI
12th Jul 2025287 PMAQI
12th Jul 2025298 PMAQI
12th Jul 2025319 PMAQI
12th Jul 20253110 PMAQI
12th Jul 20253111 PMAQI
13th Jul 20252912 AMAQI
13th Jul 2025281 AMAQI
13th Jul 2025212 AMAQI
13th Jul 2025203 AMAQI
13th Jul 2025214 AMAQI
13th Jul 2025235 AMAQI
19°C16/21°C
13th Jul 2025236 AMAQI
13th Jul 2025227 AMAQI
13th Jul 2025208 AMAQI
13th Jul 2025199 AMAQI
13th Jul 20251810 AMAQI
13th Jul 20251811 AMAQI
13th Jul 20252412 PMAQI
13th Jul 2025291 PMAQI
13th Jul 2025272 PMAQI
13th Jul 2025273 PMAQI
13th Jul 2025264 PMAQI
13th Jul 2025245 PMAQI
13th Jul 2025256 PMAQI
13th Jul 2025237 PMAQI
13th Jul 2025268 PMAQI
13th Jul 2025279 PMAQI
13th Jul 20252610 PMAQI
13th Jul 20252711 PMAQI
14th Jul 20252712 AMAQI
14th Jul 2025241 AMAQI
14th Jul 2025222 AMAQI
14th Jul 2025223 AMAQI
14th Jul 2025194 AMAQI
14th Jul 2025225 AMAQI
19°C17/22°C
14th Jul 2025216 AMAQI
14th Jul 2025207 AMAQI
14th Jul 2025208 AMAQI
14th Jul 2025189 AMAQI
14th Jul 20251810 AMAQI
14th Jul 20251811 AMAQI
14th Jul 20251912 PMAQI
14th Jul 2025221 PMAQI
14th Jul 2025222 PMAQI
14th Jul 2025203 PMAQI
14th Jul 2025224 PMAQI
14th Jul 2025225 PMAQI
14th Jul 2025216 PMAQI
14th Jul 2025217 PMAQI
14th Jul 2025248 PMAQI
14th Jul 2025259 PMAQI
14th Jul 20252510 PMAQI
14th Jul 20252411 PMAQI
15th Jul 20252412 AMAQI
15th Jul 2025291 AMAQI
15th Jul 2025272 AMAQI
15th Jul 2025263 AMAQI
15th Jul 2025244 AMAQI
15th Jul 2025245 AMAQI
19°C16/23°C
15th Jul 2025306 AMAQI
15th Jul 2025517 AMAQI
15th Jul 2025418 AMAQI
15th Jul 2025289 AMAQI
15th Jul 20252810 AMAQI
15th Jul 20253411 AMAQI
15th Jul 20253712 PMAQI
15th Jul 2025391 PMAQI
15th Jul 2025392 PMAQI
15th Jul 2025373 PMAQI
15th Jul 2025394 PMAQI
15th Jul 2025465 PMAQI
15th Jul 2025426 PMAQI
15th Jul 2025427 PMAQI
15th Jul 2025398 PMAQI
15th Jul 2025349 PMAQI
15th Jul 20253510 PMAQI
15th Jul 20253511 PMAQI
16th Jul 20253312 AMAQI
16th Jul 2025361 AMAQI
16th Jul 2025432 AMAQI
16th Jul 2025483 AMAQI
16th Jul 2025474 AMAQI
16th Jul 2025465 AMAQI
21°C17/26°C
16th Jul 2025446 AMAQI
16th Jul 2025447 AMAQI
16th Jul 2025448 AMAQI
16th Jul 2025419 AMAQI
16th Jul 20254610 AMAQI
16th Jul 20255011 AMAQI
16th Jul 20254712 PMAQI
16th Jul 2025441 PMAQI
16th Jul 2025442 PMAQI
16th Jul 2025433 PMAQI
16th Jul 2025454 PMAQI
16th Jul 2025435 PMAQI
16th Jul 2025426 PMAQI
16th Jul 2025427 PMAQI
16th Jul 2025428 PMAQI
16th Jul 2025459 PMAQI
16th Jul 20254510 PMAQI
16th Jul 20254411 PMAQI
17th Jul 20254212 AMAQI
17th Jul 2025451 AMAQI
17th Jul 2025462 AMAQI
17th Jul 2025413 AMAQI
17th Jul 2025404 AMAQI
17th Jul 2025385 AMAQI
21°C18/25°C
17th Jul 2025436 AMAQI
17th Jul 2025437 AMAQI
17th Jul 2025368 AMAQI
17th Jul 2025349 AMAQI
17th Jul 20253410 AMAQI
17th Jul 20253311 AMAQI
17th Jul 20253612 PMAQI
17th Jul 2025431 PMAQI
17th Jul 2025522 PMAQI
17th Jul 2025503 PMAQI
17th Jul 2025544 PMAQI
17th Jul 2025565 PMAQI
17th Jul 2025646 PMAQI
17th Jul 2025727 PMAQI
17th Jul 2025608 PMAQI
17th Jul 2025589 PMAQI
17th Jul 20255210 PMAQI
17th Jul 20254811 PMAQI
18th Jul 20254912 AMAQI
18th Jul 2025401 AMAQI
18th Jul 2025382 AMAQI
18th Jul 2025233 AMAQI
18th Jul 2025224 AMAQI
18th Jul 2025245 AMAQI
19°C17/22°C
18th Jul 2025316 AMAQI
18th Jul 2025347 AMAQI
18th Jul 2025198 AMAQI
18th Jul 2025219 AMAQI
18th Jul 20252410 AMAQI
18th Jul 20252311 AMAQI
18th Jul 20252712 PMAQI
18th Jul 2025311 PMAQI
18th Jul 2025302 PMAQI
18th Jul 2025383 PMAQI
18th Jul 2025394 PMAQI
18th Jul 2025375 PMAQI
18th Jul 2025366 PMAQI
18th Jul 2025367 PMAQI
18th Jul 2025408 PMAQI
18th Jul 2025459 PMAQI
18th Jul 20254110 PMAQI
18th Jul 20253911 PMAQI
19th Jul 20253812 AMAQI
19th Jul 2025421 AMAQI
19th Jul 2025402 AMAQI
19th Jul 2025303 AMAQI
19th Jul 2025324 AMAQI
19th Jul 2025295 AMAQI
18°C15/21°C
19th Jul 2025386 AMAQI
19th Jul 2025277 AMAQI
19th Jul 2025218 AMAQI
19th Jul 2025189 AMAQI
19th Jul 20251810 AMAQI
19th Jul 20252211 AMAQI
19th Jul 20252612 PMAQI
19th Jul 2025321 PMAQI
19th Jul 2025322 PMAQI
19th Jul 2025353 PMAQI
19th Jul 2025334 PMAQI
19th Jul 2025285 PMAQI
19th Jul 2025256 PMAQI
19th Jul 2025247 PMAQI
19th Jul 2025288 PMAQI
19th Jul 2025339 PMAQI
19th Jul 20253210 PMAQI
19th Jul 20253211 PMAQI
20th Jul 20253312 AMAQI
20th Jul 2025321 AMAQI
20th Jul 2025232 AMAQI
20th Jul 2025263 AMAQI
20th Jul 2025264 AMAQI
20th Jul 2025265 AMAQI
19°C16/21°C
20th Jul 2025236 AMAQI
20th Jul 2025247 AMAQI
20th Jul 2025228 AMAQI
20th Jul 2025179 AMAQI
20th Jul 20251610 AMAQI
20th Jul 20251611 AMAQI
20th Jul 20252012 PMAQI
20th Jul 2025201 PMAQI
20th Jul 2025192 PMAQI
20th Jul 2025203 PMAQI
20th Jul 2025194 PMAQI
20th Jul 2025205 PMAQI
20th Jul 2025216 PMAQI
20th Jul 2025217 PMAQI
20th Jul 2025258 PMAQI
20th Jul 2025289 PMAQI
20th Jul 20252610 PMAQI
20th Jul 20252711 PMAQI
21st Jul 20252612 AMAQI
21st Jul 2025271 AMAQI
21st Jul 2025262 AMAQI
21st Jul 2025223 AMAQI
21st Jul 2025224 AMAQI
21st Jul 2025205 AMAQI
18°C16/20°C
21st Jul 2025196 AMAQI
21st Jul 2025187 AMAQI
21st Jul 2025168 AMAQI
21st Jul 2025169 AMAQI
21st Jul 20251610 AMAQI
21st Jul 20251611 AMAQI
21st Jul 20251712 PMAQI
21st Jul 2025201 PMAQI
21st Jul 2025202 PMAQI
21st Jul 2025233 PMAQI
21st Jul 2025264 PMAQI
21st Jul 2025265 PMAQI
21st Jul 2025236 PMAQI
21st Jul 2025347 PMAQI
21st Jul 2025248 PMAQI
21st Jul 2025309 PMAQI
21st Jul 20252910 PMAQI
21st Jul 20252811 PMAQI
22nd Jul 20252812 AMAQI
22nd Jul 2025261 AMAQI
22nd Jul 2025272 AMAQI
22nd Jul 2025263 AMAQI
22nd Jul 2025214 AMAQI
22nd Jul 2025225 AMAQI
18°C15/21°C
22nd Jul 2025206 AMAQI
22nd Jul 2025187 AMAQI
22nd Jul 2025198 AMAQI
22nd Jul 2025189 AMAQI
22nd Jul 20251610 AMAQI
22nd Jul 20251611 AMAQI
22nd Jul 20252012 PMAQI
22nd Jul 2025251 PMAQI
22nd Jul 2025272 PMAQI
22nd Jul 2025253 PMAQI
22nd Jul 2025254 PMAQI
22nd Jul 2025245 PMAQI
22nd Jul 2025266 PMAQI
22nd Jul 2025247 PMAQI
22nd Jul 2025288 PMAQI
22nd Jul 2025289 PMAQI
22nd Jul 20252810 PMAQI
22nd Jul 20252511 PMAQI
23rd Jul 20252412 AMAQI
23rd Jul 2025261 AMAQI
23rd Jul 2025242 AMAQI
23rd Jul 2025223 AMAQI
23rd Jul 2025184 AMAQI
23rd Jul 2025195 AMAQI
19°C16/22°C
23rd Jul 2025206 AMAQI
23rd Jul 2025197 AMAQI
23rd Jul 2025188 AMAQI
23rd Jul 2025179 AMAQI
23rd Jul 20251810 AMAQI
23rd Jul 20252011 AMAQI
23rd Jul 20252212 PMAQI
23rd Jul 2025241 PMAQI
23rd Jul 2025242 PMAQI
23rd Jul 2025323 PMAQI
23rd Jul 2025364 PMAQI
23rd Jul 2025345 PMAQI
23rd Jul 2025266 PMAQI
23rd Jul 2025247 PMAQI
23rd Jul 2025258 PMAQI
23rd Jul 2025259 PMAQI
23rd Jul 20252610 PMAQI
23rd Jul 20252411 PMAQI
24th Jul 20252312 AMAQI
24th Jul 2025261 AMAQI
24th Jul 2025242 AMAQI
24th Jul 2025223 AMAQI
24th Jul 2025244 AMAQI
24th Jul 2025205 AMAQI
19°C16/23°C
24th Jul 2025206 AMAQI
24th Jul 2025237 AMAQI
24th Jul 2025248 AMAQI
24th Jul 2025239 AMAQI
24th Jul 20252610 AMAQI
24th Jul 20253111 AMAQI
24th Jul 20253012 PMAQI
24th Jul 2025301 PMAQI
24th Jul 2025302 PMAQI
24th Jul 2025273 PMAQI
24th Jul 2025284 PMAQI
24th Jul 2025275 PMAQI
24th Jul 2025296 PMAQI
24th Jul 2025267 PMAQI
24th Jul 2025268 PMAQI
24th Jul 2025289 PMAQI
24th Jul 20252810 PMAQI
24th Jul 20253111 PMAQI
25th Jul 20253112 AMAQI
25th Jul 2025311 AMAQI
25th Jul 2025282 AMAQI
25th Jul 2025273 AMAQI
25th Jul 2025274 AMAQI
25th Jul 2025255 AMAQI
21°C16/26°C
25th Jul 2025286 AMAQI
25th Jul 2025267 AMAQI
25th Jul 2025278 AMAQI
25th Jul 2025259 AMAQI
25th Jul 20252710 AMAQI
25th Jul 20253811 AMAQI
25th Jul 20252812 PMAQI
25th Jul 2025301 PMAQI
25th Jul 2025292 PMAQI
25th Jul 2025303 PMAQI
25th Jul 2025294 PMAQI
25th Jul 2025295 PMAQI
25th Jul 2025366 PMAQI
25th Jul 2025337 PMAQI
25th Jul 2025338 PMAQI
25th Jul 2025319 PMAQI
25th Jul 20253310 PMAQI
25th Jul 20253211 PMAQI
26th Jul 20253112 AMAQI
26th Jul 2025331 AMAQI
26th Jul 2025332 AMAQI
26th Jul 2025363 AMAQI
26th Jul 2025424 AMAQI
26th Jul 2025395 AMAQI
22°C18/26°C
26th Jul 2025356 AMAQI
26th Jul 2025347 AMAQI
26th Jul 2025388 AMAQI
26th Jul 2025389 AMAQI
26th Jul 20255010 AMAQI
26th Jul 20254611 AMAQI
26th Jul 20253812 PMAQI
26th Jul 2025391 PMAQI
26th Jul 2025422 PMAQI
26th Jul 2025403 PMAQI
26th Jul 2025424 PMAQI
26th Jul 2025395 PMAQI
26th Jul 2025426 PMAQI
26th Jul 2025427 PMAQI
26th Jul 2025418 PMAQI
26th Jul 2025399 PMAQI
26th Jul 20253810 PMAQI
26th Jul 20253711 PMAQI
27th Jul 20253712 AMAQI
27th Jul 2025381 AMAQI
27th Jul 2025402 AMAQI
27th Jul 2025463 AMAQI
27th Jul 2025484 AMAQI
27th Jul 2025485 AMAQI
23°C19/27°C
27th Jul 2025506 AMAQI
27th Jul 2025447 AMAQI
27th Jul 2025508 AMAQI
27th Jul 2025439 AMAQI
27th Jul 20254410 AMAQI
27th Jul 20254411 AMAQI
27th Jul 20254212 PMAQI
27th Jul 2025481 PMAQI
27th Jul 2025522 PMAQI
27th Jul 2025473 PMAQI
27th Jul 2025464 PMAQI
27th Jul 2025455 PMAQI
27th Jul 2025476 PMAQI
27th Jul 2025467 PMAQI
27th Jul 2025438 PMAQI
27th Jul 2025429 PMAQI
27th Jul 20254410 PMAQI
27th Jul 20254211 PMAQI
28th Jul 20254212 AMAQI
28th Jul 2025411 AMAQI
28th Jul 2025452 AMAQI
28th Jul 2025443 AMAQI
28th Jul 2025384 AMAQI
28th Jul 2025355 AMAQI
22°C19/25°C
28th Jul 2025346 AMAQI
28th Jul 2025347 AMAQI
28th Jul 2025358 AMAQI
28th Jul 2025319 AMAQI
28th Jul 20252810 AMAQI
28th Jul 20252711 AMAQI
28th Jul 20253312 PMAQI
28th Jul 2025411 PMAQI
28th Jul 2025482 PMAQI
28th Jul 2025413 PMAQI
28th Jul 2025474 PMAQI
28th Jul 2025425 PMAQI
28th Jul 2025426 PMAQI
28th Jul 2025427 PMAQI
28th Jul 2025428 PMAQI
28th Jul 2025429 PMAQI
28th Jul 20254210 PMAQI
28th Jul 20254311 PMAQI
29th Jul 20254112 AMAQI
29th Jul 2025401 AMAQI
29th Jul 2025522 AMAQI
29th Jul 2025543 AMAQI
29th Jul 2025564 AMAQI
29th Jul 2025605 AMAQI
23°C17/28°C
29th Jul 2025556 AMAQI
29th Jul 2025557 AMAQI
29th Jul 2025568 AMAQI
29th Jul 2025589 AMAQI
29th Jul 20255810 AMAQI
29th Jul 20255811 AMAQI
29th Jul 20255812 PMAQI
29th Jul 2025521 PMAQI
29th Jul 2025492 PMAQI
29th Jul 2025483 PMAQI
29th Jul 2025444 PMAQI
29th Jul 2025465 PMAQI
29th Jul 2025566 PMAQI
29th Jul 2025527 PMAQI
29th Jul 2025548 PMAQI
29th Jul 2025489 PMAQI
29th Jul 20255110 PMAQI
29th Jul 20255011 PMAQI
30th Jul 20255012 AMAQI
30th Jul 2025501 AMAQI
30th Jul 2025482 AMAQI
30th Jul 2025523 AMAQI
30th Jul 2025564 AMAQI
30th Jul 2025605 AMAQI
24°C20/28°C
30th Jul 2025556 AMAQI
30th Jul 2025547 AMAQI
30th Jul 2025558 AMAQI
30th Jul 2025549 AMAQI
30th Jul 20255310 AMAQI
30th Jul 20255311 AMAQI
30th Jul 20255312 PMAQI
30th Jul 2025531 PMAQI
30th Jul 2025522 PMAQI
30th Jul 2025533 PMAQI
30th Jul 2025534 PMAQI
30th Jul 2025555 PMAQI
30th Jul 2025546 PMAQI
30th Jul 2025537 PMAQI
30th Jul 2025528 PMAQI
30th Jul 2025529 PMAQI
30th Jul 20255210 PMAQI
30th Jul 20255211 PMAQI
31st Jul 20255212 AMAQI
31st Jul 2025521 AMAQI
31st Jul 2025522 AMAQI
31st Jul 2025523 AMAQI
31st Jul 2025534 AMAQI
31st Jul 2025615 AMAQI
24°C20/29°C
31st Jul 2025696 AMAQI
31st Jul 2025667 AMAQI
31st Jul 2025818 AMAQI
31st Jul 2025749 AMAQI
31st Jul 20257010 AMAQI
31st Jul 20256711 AMAQI
31st Jul 20255912 PMAQI
31st Jul 2025521 PMAQI
31st Jul 2025542 PMAQI
31st Jul 2025513 PMAQI
31st Jul 2025534 PMAQI
31st Jul 2025495 PMAQI
31st Jul 2025506 PMAQI
31st Jul 2025507 PMAQI
31st Jul 2025458 PMAQI
31st Jul 2025419 PMAQI
31st Jul 20253710 PMAQI
31st Jul 20253511 PMAQI
1st Aug 20253512 AMAQI
1st Aug 2025381 AMAQI
1st Aug 2025382 AMAQI
1st Aug 2025513 AMAQI
1st Aug 2025424 AMAQI
1st Aug 2025405 AMAQI
25°C21/28°C
1st Aug 2025486 AMAQI
1st Aug 2025507 AMAQI
1st Aug 2025498 AMAQI
1st Aug 2025469 AMAQI
1st Aug 20255210 AMAQI
1st Aug 20255011 AMAQI
1st Aug 20255012 PMAQI
1st Aug 2025551 PMAQI
1st Aug 2025522 PMAQI
1st Aug 2025523 PMAQI
1st Aug 2025494 PMAQI
1st Aug 2025525 PMAQI
1st Aug 2025496 PMAQI
1st Aug 2025487 PMAQI
1st Aug 2025498 PMAQI
1st Aug 2025489 PMAQI
1st Aug 20254610 PMAQI
1st Aug 20254711 PMAQI
2nd Aug 20254512 AMAQI
2nd Aug 2025451 AMAQI
2nd Aug 2025422 AMAQI
2nd Aug 2025393 AMAQI
2nd Aug 2025354 AMAQI
2nd Aug 2025395 AMAQI
22°C19/26°C
2nd Aug 2025526 AMAQI
6 AM2nd Aug 2025477 AMAQI
2nd Aug 2025458 AMAQI
2nd Aug 2025479 AMAQI
2nd Aug 20255310 AMAQI
2nd Aug 20254811 AMAQI
2nd Aug 20254812 PMAQI
2nd Aug 2025501 PMAQI
1 PM2nd Aug 2025502 PMAQI
9 PM
1 AM
5 AM
--°C/°C
Day time
Avg. Highest Time
1 PM - 9 PM
38AQI
9 hours / Day
270 hours / Month
Avg. Lowest Time
9 AM - 12 PM
34AQI
4 hours / Day
120 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 1 PM to 9 PM (Avg. 38), while the lowest AQI was between 9 AM to 12 PM (Avg. 34).
Night time
Avg. Highest Time
10 PM - 11 PM
38AQI
2 hours / Day
60 hours / Month
Avg. Lowest Time
12 AM - 5 AM
36AQI
6 hours / Day
180 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 10 PM to 11 PM (Avg. 38), while the lowest AQI was between 12 AM to 5 AM (Avg. 36).
2025 Days Vs Air Quality
Vila Nova De Gaia, Porto, Portugal
2025
94%
201
6%
12
Total number of days with different AQI categories in last 214 days in 2025 (151 days remaining)
Good
201 DaysModerate
12 DaysPoor
0 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 94%
Health Risk Level:
Very Low
In 2025, 94% of 214 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
Vila Nova De Gaia, Porto, Portugal
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.
1st January 2025
45AQI
45AQI
2nd January 2025
39AQI
39AQI
3rd January 2025
42AQI
42AQI
4th January 2025
32AQI
32AQI
5th January 2025
28AQI
28AQI
6th January 2025
28AQI
28AQI
7th January 2025
32AQI
32AQI
8th January 2025
28AQI
28AQI
9th January 2025
29AQI
29AQI
10th January 2025
23AQI
23AQI
11th January 2025
27AQI
27AQI
12th January 2025
32AQI
32AQI
13th January 2025
43AQI
43AQI
14th January 2025
36AQI
36AQI
15th January 2025
58AQI
58AQI
16th January 2025
81AQI
81AQI
17th January 2025
52AQI
52AQI
18th January 2025
54AQI
54AQI
19th January 2025
55AQI
55AQI
20th January 2025
39AQI
39AQI
21st January 2025
32AQI
32AQI
22nd January 2025
31AQI
31AQI
23rd January 2025
42AQI
42AQI
24th January 2025
34AQI
34AQI
25th January 2025
30AQI
30AQI
26th January 2025
28AQI
28AQI
27th January 2025
29AQI
29AQI
28th January 2025
31AQI
31AQI
29th January 2025
30AQI
30AQI
30th January 2025
33AQI
33AQI
31st January 2025
34AQI
34AQI
1st February 2025
36AQI
36AQI
2nd February 2025
31AQI
31AQI
3rd February 2025
38AQI
38AQI
4th February 2025
44AQI
44AQI
5th February 2025
50AQI
50AQI
6th February 2025
60AQI
60AQI
7th February 2025
50AQI
50AQI
8th February 2025
45AQI
45AQI
9th February 2025
40AQI
40AQI
10th February 2025
38AQI
38AQI
11th February 2025
39AQI
39AQI
12th February 2025
35AQI
35AQI
13th February 2025
29AQI
29AQI
14th February 2025
31AQI
31AQI
15th February 2025
35AQI
35AQI
16th February 2025
46AQI
46AQI
17th February 2025
40AQI
40AQI
18th February 2025
49AQI
49AQI
19th February 2025
56AQI
56AQI
20th February 2025
46AQI
46AQI
21st February 2025
37AQI
37AQI
22nd February 2025
32AQI
32AQI
23rd February 2025
43AQI
43AQI
24th February 2025
35AQI
35AQI
25th February 2025
37AQI
37AQI
26th February 2025
39AQI
39AQI
27th February 2025
47AQI
47AQI
28th February 2025
36AQI
36AQI
1st March 2025
40AQI
40AQI
2nd March 2025
30AQI
30AQI
3rd March 2025
31AQI
31AQI
4th March 2025
36AQI
36AQI
5th March 2025
33AQI
33AQI
6th March 2025
34AQI
34AQI
7th March 2025
31AQI
31AQI
8th March 2025
30AQI
30AQI
9th March 2025
29AQI
29AQI
10th March 2025
25AQI
25AQI
11th March 2025
26AQI
26AQI
12th March 2025
32AQI
32AQI
13th March 2025
40AQI
40AQI
14th March 2025
28AQI
28AQI
15th March 2025
37AQI
37AQI
16th March 2025
32AQI
32AQI
17th March 2025
30AQI
30AQI
18th March 2025
30AQI
30AQI
19th March 2025
21AQI
21AQI
20th March 2025
21AQI
21AQI
21st March 2025
17AQI
17AQI
22nd March 2025
18AQI
18AQI
23rd March 2025
20AQI
20AQI
24th March 2025
23AQI
23AQI
25th March 2025
31AQI
31AQI
26th March 2025
35AQI
35AQI
27th March 2025
38AQI
38AQI
28th March 2025
45AQI
45AQI
29th March 2025
42AQI
42AQI
30th March 2025
32AQI
32AQI
31st March 2025
31AQI
31AQI
1st April 2025
41AQI
41AQI
2nd April 2025
35AQI
35AQI
3rd April 2025
25AQI
25AQI
4th April 2025
24AQI
24AQI
5th April 2025
18AQI
18AQI
6th April 2025
24AQI
24AQI
7th April 2025
21AQI
21AQI
8th April 2025
26AQI
26AQI
9th April 2025
36AQI
36AQI
10th April 2025
44AQI
44AQI
11th April 2025
48AQI
48AQI
12th April 2025
41AQI
41AQI
13th April 2025
29AQI
29AQI
14th April 2025
22AQI
22AQI
15th April 2025
19AQI
19AQI
16th April 2025
19AQI
19AQI
17th April 2025
21AQI
21AQI
18th April 2025
18AQI
18AQI
19th April 2025
18AQI
18AQI
20th April 2025
17AQI
17AQI
21st April 2025
16AQI
16AQI
22nd April 2025
21AQI
21AQI
23rd April 2025
25AQI
25AQI
24th April 2025
35AQI
35AQI
25th April 2025
25AQI
25AQI
26th April 2025
22AQI
22AQI
27th April 2025
19AQI
19AQI
28th April 2025
20AQI
20AQI
29th April 2025
20AQI
20AQI
30th April 2025
20AQI
20AQI
1st May 2025
19AQI
19AQI
2nd May 2025
27AQI
27AQI
3rd May 2025
43AQI
43AQI
4th May 2025
34AQI
34AQI
5th May 2025
35AQI
35AQI
6th May 2025
34AQI
34AQI
7th May 2025
31AQI
31AQI
8th May 2025
34AQI
34AQI
9th May 2025
36AQI
36AQI
10th May 2025
32AQI
32AQI
11th May 2025
33AQI
33AQI
12th May 2025
29AQI
29AQI
13th May 2025
29AQI
29AQI
14th May 2025
31AQI
31AQI
15th May 2025
30AQI
30AQI
16th May 2025
29AQI
29AQI
17th May 2025
30AQI
30AQI
18th May 2025
40AQI
40AQI
19th May 2025
21AQI
21AQI
20th May 2025
26AQI
26AQI
21st May 2025
20AQI
20AQI
22nd May 2025
20AQI
20AQI
23rd May 2025
25AQI
25AQI
24th May 2025
31AQI
31AQI
25th May 2025
27AQI
27AQI
26th May 2025
21AQI
21AQI
27th May 2025
30AQI
30AQI
28th May 2025
35AQI
35AQI
29th May 2025
42AQI
42AQI
30th May 2025
47AQI
47AQI
31st May 2025
44AQI
44AQI
1st June 2025
33AQI
33AQI
2nd June 2025
36AQI
36AQI
3rd June 2025
26AQI
26AQI
4th June 2025
21AQI
21AQI
5th June 2025
21AQI
21AQI
6th June 2025
19AQI
19AQI
7th June 2025
19AQI
19AQI
8th June 2025
25AQI
25AQI
9th June 2025
48AQI
48AQI
10th June 2025
54AQI
54AQI
11th June 2025
45AQI
45AQI
12th June 2025
39AQI
39AQI
13th June 2025
34AQI
34AQI
14th June 2025
36AQI
36AQI
15th June 2025
29AQI
29AQI
16th June 2025
38AQI
38AQI
17th June 2025
47AQI
47AQI
18th June 2025
51AQI
51AQI
19th June 2025
43AQI
43AQI
20th June 2025
42AQI
42AQI
21st June 2025
35AQI
35AQI
22nd June 2025
34AQI
34AQI
23rd June 2025
36AQI
36AQI
24th June 2025
46AQI
46AQI
25th June 2025
39AQI
39AQI
26th June 2025
28AQI
28AQI
27th June 2025
25AQI
25AQI
28th June 2025
27AQI
27AQI
29th June 2025
32AQI
32AQI
30th June 2025
38AQI
38AQI
1st July 2025
39AQI
39AQI
2nd July 2025
31AQI
31AQI
3rd July 2025
36AQI
36AQI
4th July 2025
42AQI
42AQI
5th July 2025
48AQI
48AQI
6th July 2025
44AQI
44AQI
7th July 2025
34AQI
34AQI
8th July 2025
39AQI
39AQI
9th July 2025
37AQI
37AQI
10th July 2025
33AQI
33AQI
11th July 2025
32AQI
32AQI
12th July 2025
28AQI
28AQI
13th July 2025
24AQI
24AQI
14th July 2025
22AQI
22AQI
15th July 2025
35AQI
35AQI
16th July 2025
44AQI
44AQI
17th July 2025
48AQI
48AQI
18th July 2025
34AQI
34AQI
19th July 2025
30AQI
30AQI
20th July 2025
23AQI
23AQI
21st July 2025
23AQI
23AQI
22nd July 2025
24AQI
24AQI
23rd July 2025
24AQI
24AQI
24th July 2025
26AQI
26AQI
25th July 2025
30AQI
30AQI
26th July 2025
39AQI
39AQI
27th July 2025
45AQI
45AQI
28th July 2025
39AQI
39AQI
29th July 2025
52AQI
52AQI
30th July 2025
53AQI
53AQI
31st July 2025
54AQI
54AQI
1st August 2025
47AQI
47AQI
37AQI
41AQI
31AQI
26AQI
31AQI
35AQI
36AQI
47AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202534AQI
26
5
26
2
31
30
31
28
2
28
3
1
201
12
Highest AQI recorded in
August47AQI
Lowest AQI recorded in
April26AQI
202437AQI
24
7
12
9
1
22
3
28
2
30
1
27
2
31
30
23
3
1
27
4
21
9
21
10
296
50
1
1
Highest AQI recorded in
February51AQI
Lowest AQI recorded in
July30AQI
202333AQI
21
9
8
4
16
2
20
9
30
104
15
Highest AQI recorded in
January41AQI
Lowest AQI recorded in
November20AQI
202231AQI
10
29
28
3
27
3
19
2
1
1
26
1
30
1
28
2
27
4
225
16
1
Highest AQI recorded in
August48AQI
Lowest AQI recorded in
March17AQI
202127AQI
18
11
1
21
22
9
29
1
31
20
2
31
30
30
31
10
273
23
1
Highest AQI recorded in
January44AQI
Lowest AQI recorded in
November11AQI
202021AQI
13
18
18
22
29
27
22
25
24
27
1
225
1
Highest AQI recorded in
May33AQI
Lowest AQI recorded in
September12AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2024(Avg.)
37AQILeast Polluted Year Recorded
2020(Avg.)
21AQIVila Nova De Gaia's annual 2025 AQI (34) shows an average percentage change of 17.3% (worsened AQI) compared to previous years: 2020 (21), 2021 (27), 2022 (31), 2023 (33), 2024 (37).
