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HistoryAQIPM₂.₅PM₁₀COSO₂NO₂O₃

Almada, Setubal, 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+

September Air Quality Analysis

Almada, Setubal, Portugal

2022
2023
2024
2025
2026
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
22nd Sep 2024
55AQI
Lowest AQI recorded on
11th Sep 2022
17AQI

Same Day Analysis (30th September):
On this day, AQI across the 5 years varied significantly: 2026 ranks 2nd highest AQI at 28 of Good air quality, showing improvement over 2023 on the same day.

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

Almada, Setubal, Portugal

AQI
Day
Night
.

7 AM29th Sep 2026

7 PM

6 AM30th Sep 2026

Day time
Avg. Highest Time
4PM29th Sep

34AQI

Avg. Lowest Time
2PM29th Sep

23AQI

Night time
Avg. Highest Time
4AM30th Sep

42AQI

Avg. Lowest Time
12AM30th Sep

21AQI

In the last 24 hours,

Almada's AQI reached its highest point of 42 at 4 AM during the Night, while the lowest point, 21, was recorded at 12 AM during the Night between 29th Sep and 30th Sep 2026.

Day & Night AQI Trend : Sep 2026

Almada, Setubal, Portugal

Sep
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 Sep 2026347 AMAQI
1st Sep 2026298 AMAQI
1st Sep 2026299 AMAQI
1st Sep 20262910 AMAQI
1st Sep 20263111 AMAQI
1st Sep 20263312 PMAQI
1st Sep 2026401 PMAQI
1st Sep 2026382 PMAQI
1st Sep 2026383 PMAQI
1st Sep 2026304 PMAQI
1st Sep 2026295 PMAQI
1st Sep 2026256 PMAQI
1st Sep 2026257 PMAQI
1st Sep 2026408 PMAQI
1st Sep 2026389 PMAQI
1st Sep 20263810 PMAQI
1st Sep 20262911 PMAQI
2nd Sep 20263312 AMAQI
2nd Sep 2026381 AMAQI
2nd Sep 2026422 AMAQI
2nd Sep 2026253 AMAQI
2nd Sep 2026274 AMAQI
2nd Sep 2026295 AMAQI
2nd Sep 2026296 AMAQI

21°C18/25°C

2nd Sep 2026297 AMAQI
2nd Sep 2026278 AMAQI
2nd Sep 2026259 AMAQI
2nd Sep 20262310 AMAQI
2nd Sep 20262511 AMAQI
2nd Sep 20262912 PMAQI
2nd Sep 2026331 PMAQI
2nd Sep 2026332 PMAQI
2nd Sep 2026383 PMAQI
2nd Sep 2026294 PMAQI
2nd Sep 2026255 PMAQI
2nd Sep 2026296 PMAQI
2nd Sep 2026317 PMAQI
2nd Sep 2026258 PMAQI
2nd Sep 2026219 PMAQI
2nd Sep 20262310 PMAQI
2nd Sep 20262111 PMAQI
3rd Sep 20262112 AMAQI
3rd Sep 2026211 AMAQI
3rd Sep 2026212 AMAQI
3rd Sep 2026233 AMAQI
3rd Sep 2026274 AMAQI
3rd Sep 2026215 AMAQI
3rd Sep 2026276 AMAQI

21°C18/27°C

3rd Sep 2026337 AMAQI
3rd Sep 2026308 AMAQI
3rd Sep 2026239 AMAQI
3rd Sep 20262310 AMAQI
3rd Sep 20262111 AMAQI
3rd Sep 20262312 PMAQI
3rd Sep 2026251 PMAQI
3rd Sep 2026232 PMAQI
3rd Sep 2026233 PMAQI
3rd Sep 2026274 PMAQI
3rd Sep 2026255 PMAQI
3rd Sep 2026236 PMAQI
3rd Sep 2026257 PMAQI
3rd Sep 2026258 PMAQI
3rd Sep 2026299 PMAQI
3rd Sep 20262910 PMAQI
3rd Sep 20262911 PMAQI
4th Sep 20262912 AMAQI
4th Sep 2026271 AMAQI
4th Sep 2026312 AMAQI
4th Sep 2026403 AMAQI
4th Sep 2026344 AMAQI
4th Sep 2026365 AMAQI
4th Sep 2026316 AMAQI

26°C21/33°C

4th Sep 2026427 AMAQI
4th Sep 2026538 AMAQI
4th Sep 2026409 AMAQI
4th Sep 20265010 AMAQI
4th Sep 20266811 AMAQI
4th Sep 20265012 PMAQI
4th Sep 2026291 PMAQI
4th Sep 2026332 PMAQI
4th Sep 2026293 PMAQI
4th Sep 2026294 PMAQI
4th Sep 2026335 PMAQI
4th Sep 2026366 PMAQI
4th Sep 2026367 PMAQI
4th Sep 2026368 PMAQI
4th Sep 2026369 PMAQI
4th Sep 20263610 PMAQI
4th Sep 20263811 PMAQI
5th Sep 20263612 AMAQI
5th Sep 2026361 AMAQI
5th Sep 2026382 AMAQI
5th Sep 2026383 AMAQI
5th Sep 2026364 AMAQI
5th Sep 2026405 AMAQI
5th Sep 2026426 AMAQI

25°C23/28°C

5th Sep 2026427 AMAQI
5th Sep 2026358 AMAQI
5th Sep 2026429 AMAQI
5th Sep 20263810 AMAQI
5th Sep 20264011 AMAQI
5th Sep 20263812 PMAQI
5th Sep 2026401 PMAQI
5th Sep 2026402 PMAQI
5th Sep 2026403 PMAQI
5th Sep 2026494 PMAQI
5th Sep 2026515 PMAQI
5th Sep 2026506 PMAQI
5th Sep 2026487 PMAQI
5th Sep 2026528 PMAQI
5th Sep 2026499 PMAQI
5th Sep 20264810 PMAQI
5th Sep 20264611 PMAQI
6th Sep 20264612 AMAQI
6th Sep 2026461 AMAQI
6th Sep 2026482 AMAQI
6th Sep 2026443 AMAQI
6th Sep 2026484 AMAQI
6th Sep 2026445 AMAQI
6th Sep 2026496 AMAQI

24°C22/29°C

6th Sep 2026547 AMAQI
6th Sep 2026308 AMAQI
6th Sep 2026509 AMAQI
6th Sep 20264410 AMAQI
6th Sep 20264611 AMAQI
6th Sep 20264212 PMAQI
6th Sep 2026491 PMAQI
6th Sep 2026552 PMAQI
6th Sep 2026423 PMAQI
6th Sep 2026444 PMAQI
6th Sep 2026425 PMAQI
6th Sep 2026466 PMAQI
6th Sep 2026427 PMAQI
6th Sep 2026318 PMAQI
6th Sep 2026339 PMAQI
6th Sep 20262710 PMAQI
6th Sep 20262711 PMAQI
7th Sep 20262512 AMAQI
7th Sep 2026231 AMAQI
7th Sep 2026252 AMAQI
7th Sep 2026273 AMAQI
7th Sep 2026214 AMAQI
7th Sep 2026305 AMAQI
7th Sep 2026316 AMAQI

24°C20/29°C

7th Sep 2026297 AMAQI
7th Sep 2026318 AMAQI
7th Sep 2026279 AMAQI
7th Sep 20264210 AMAQI
7th Sep 20264211 AMAQI
7th Sep 20263212 PMAQI
7th Sep 2026321 PMAQI
7th Sep 2026232 PMAQI
7th Sep 2026213 PMAQI
7th Sep 2026214 PMAQI
7th Sep 2026215 PMAQI
7th Sep 2026236 PMAQI
7th Sep 2026217 PMAQI
7th Sep 2026218 PMAQI
7th Sep 2026219 PMAQI
7th Sep 20262710 PMAQI
7th Sep 20262111 PMAQI
8th Sep 20262512 AMAQI
8th Sep 2026251 AMAQI
8th Sep 2026292 AMAQI
8th Sep 2026363 AMAQI
8th Sep 2026384 AMAQI
8th Sep 2026295 AMAQI
8th Sep 2026296 AMAQI

22°C19/29°C

8th Sep 2026257 AMAQI
8th Sep 2026298 AMAQI
8th Sep 2026299 AMAQI
8th Sep 20263110 AMAQI
8th Sep 20262911 AMAQI
8th Sep 20262912 PMAQI
8th Sep 2026291 PMAQI
8th Sep 2026292 PMAQI
8th Sep 2026293 PMAQI
8th Sep 2026294 PMAQI
8th Sep 2026275 PMAQI
8th Sep 2026296 PMAQI
8th Sep 2026257 PMAQI
8th Sep 2026258 PMAQI
8th Sep 2026259 PMAQI
8th Sep 20262510 PMAQI
8th Sep 20262511 PMAQI
9th Sep 20262512 AMAQI
9th Sep 2026251 AMAQI
9th Sep 2026252 AMAQI
9th Sep 2026273 AMAQI
9th Sep 2026364 AMAQI
9th Sep 2026385 AMAQI
9th Sep 2026316 AMAQI

22°C18/26°C

9th Sep 2026317 AMAQI
9th Sep 2026298 AMAQI
9th Sep 2026299 AMAQI
9th Sep 20262910 AMAQI
9th Sep 20262911 AMAQI
9th Sep 20263112 PMAQI
9th Sep 2026271 PMAQI
9th Sep 2026342 PMAQI
9th Sep 2026253 PMAQI
9th Sep 2026314 PMAQI
9th Sep 2026315 PMAQI
9th Sep 2026296 PMAQI
9th Sep 2026297 PMAQI
9th Sep 2026298 PMAQI
9th Sep 2026299 PMAQI
9th Sep 20262910 PMAQI
9th Sep 20262911 PMAQI
10th Sep 20262912 AMAQI
10th Sep 2026311 AMAQI
10th Sep 2026332 AMAQI
10th Sep 2026253 AMAQI
10th Sep 2026274 AMAQI
10th Sep 2026295 AMAQI
10th Sep 2026256 AMAQI

21°C19/25°C

10th Sep 2026257 AMAQI
10th Sep 2026258 AMAQI
10th Sep 2026259 AMAQI
10th Sep 20262510 AMAQI
10th Sep 20262711 AMAQI
10th Sep 20262512 PMAQI
10th Sep 2026231 PMAQI
10th Sep 2026212 PMAQI
10th Sep 2026213 PMAQI
10th Sep 2026234 PMAQI
10th Sep 2026255 PMAQI
10th Sep 2026256 PMAQI
10th Sep 2026277 PMAQI
10th Sep 2026278 PMAQI
10th Sep 2026389 PMAQI
10th Sep 20262910 PMAQI
10th Sep 20262711 PMAQI
11th Sep 20262512 AMAQI
11th Sep 2026251 AMAQI
11th Sep 2026252 AMAQI
11th Sep 2026233 AMAQI
11th Sep 2026254 AMAQI
11th Sep 2026255 AMAQI
11th Sep 2026236 AMAQI

21°C18/28°C

11th Sep 2026427 AMAQI
11th Sep 2026298 AMAQI
11th Sep 2026299 AMAQI
11th Sep 20262910 AMAQI
11th Sep 20263311 AMAQI
11th Sep 20262912 PMAQI
11th Sep 2026331 PMAQI
11th Sep 2026272 PMAQI
11th Sep 2026273 PMAQI
11th Sep 2026254 PMAQI
11th Sep 2026255 PMAQI
11th Sep 2026316 PMAQI
11th Sep 2026317 PMAQI
11th Sep 2026258 PMAQI
11th Sep 2026259 PMAQI
11th Sep 20263210 PMAQI
11th Sep 20262311 PMAQI
12th Sep 20262112 AMAQI
12th Sep 2026321 AMAQI
12th Sep 2026292 AMAQI
12th Sep 2026233 AMAQI
12th Sep 2026294 AMAQI
12th Sep 2026295 AMAQI
12th Sep 2026216 AMAQI

21°C17/28°C

12th Sep 2026297 AMAQI
12th Sep 2026298 AMAQI
12th Sep 2026299 AMAQI
12th Sep 20262910 AMAQI
12th Sep 20262911 AMAQI
12th Sep 20262512 PMAQI
12th Sep 2026231 PMAQI
12th Sep 2026272 PMAQI
12th Sep 2026253 PMAQI
12th Sep 2026254 PMAQI
12th Sep 2026255 PMAQI
12th Sep 2026276 PMAQI
12th Sep 2026297 PMAQI
12th Sep 2026298 PMAQI
12th Sep 20262710 PMAQI
12th Sep 20262111 PMAQI
13th Sep 20262512 AMAQI
13th Sep 2026341 AMAQI
13th Sep 2026382 AMAQI
13th Sep 2026383 AMAQI
13th Sep 2026364 AMAQI
13th Sep 2026215 AMAQI
13th Sep 2026216 AMAQI

23°C19/28°C

13th Sep 2026237 AMAQI
13th Sep 2026298 AMAQI
13th Sep 2026219 AMAQI
13th Sep 20262110 AMAQI
13th Sep 20262111 AMAQI
13th Sep 20262112 PMAQI
13th Sep 2026211 PMAQI
13th Sep 2026232 PMAQI
13th Sep 2026233 PMAQI
13th Sep 2026234 PMAQI
13th Sep 2026275 PMAQI
13th Sep 2026276 PMAQI
13th Sep 2026297 PMAQI
13th Sep 2026298 PMAQI
13th Sep 2026299 PMAQI
13th Sep 20262510 PMAQI
13th Sep 20262711 PMAQI
14th Sep 20262712 AMAQI
14th Sep 2026251 AMAQI
14th Sep 2026252 AMAQI
14th Sep 2026253 AMAQI
14th Sep 2026274 AMAQI
14th Sep 2026255 AMAQI
14th Sep 2026256 AMAQI

24°C20/29°C

14th Sep 2026257 AMAQI
14th Sep 2026258 AMAQI
14th Sep 2026279 AMAQI
14th Sep 20262710 AMAQI
14th Sep 20262511 AMAQI
14th Sep 20262712 PMAQI
14th Sep 2026401 PMAQI
14th Sep 2026292 PMAQI
14th Sep 2026263 PMAQI
14th Sep 2026414 PMAQI
14th Sep 2026285 PMAQI
14th Sep 2026296 PMAQI
14th Sep 2026297 PMAQI
14th Sep 2026298 PMAQI
14th Sep 2026279 PMAQI
14th Sep 20262710 PMAQI
14th Sep 20262711 PMAQI
15th Sep 20262512 AMAQI
15th Sep 2026251 AMAQI
15th Sep 2026252 AMAQI
15th Sep 2026253 AMAQI
15th Sep 2026234 AMAQI
15th Sep 2026235 AMAQI
15th Sep 2026236 AMAQI

24°C20/30°C

15th Sep 2026257 AMAQI
15th Sep 2026218 AMAQI
15th Sep 2026219 AMAQI
15th Sep 20262110 AMAQI
15th Sep 20262311 AMAQI
15th Sep 20262112 PMAQI
15th Sep 2026211 PMAQI
15th Sep 2026212 PMAQI
15th Sep 2026233 PMAQI
15th Sep 2026214 PMAQI
15th Sep 2026235 PMAQI
15th Sep 2026236 PMAQI
15th Sep 2026217 PMAQI
15th Sep 2026238 PMAQI
15th Sep 2026239 PMAQI
15th Sep 20262310 PMAQI
15th Sep 20262111 PMAQI
16th Sep 20262212 AMAQI
16th Sep 2026241 AMAQI
16th Sep 2026222 AMAQI
16th Sep 2026213 AMAQI
16th Sep 2026214 AMAQI
16th Sep 2026275 AMAQI
16th Sep 2026406 AMAQI

22°C20/27°C

16th Sep 2026547 AMAQI
16th Sep 2026368 AMAQI
16th Sep 2026369 AMAQI
16th Sep 20264010 AMAQI
16th Sep 20264011 AMAQI
16th Sep 20265912 PMAQI
16th Sep 2026211 PMAQI
16th Sep 2026212 PMAQI
16th Sep 2026343 PMAQI
16th Sep 2026274 PMAQI
16th Sep 2026465 PMAQI
16th Sep 2026256 PMAQI
16th Sep 2026257 PMAQI
16th Sep 2026408 PMAQI
16th Sep 2026259 PMAQI
16th Sep 20262510 PMAQI
16th Sep 20262511 PMAQI
17th Sep 20262512 AMAQI
17th Sep 2026251 AMAQI
17th Sep 2026252 AMAQI
17th Sep 2026253 AMAQI
17th Sep 2026214 AMAQI
17th Sep 2026255 AMAQI
17th Sep 2026296 AMAQI

21°C18/24°C

17th Sep 2026257 AMAQI
17th Sep 2026258 AMAQI
17th Sep 2026219 AMAQI
17th Sep 20262310 AMAQI
17th Sep 20262511 AMAQI
17th Sep 20262512 PMAQI
17th Sep 2026251 PMAQI
17th Sep 2026272 PMAQI
17th Sep 2026253 PMAQI
17th Sep 2026214 PMAQI
17th Sep 2026215 PMAQI
17th Sep 2026216 PMAQI
17th Sep 2026257 PMAQI
17th Sep 2026238 PMAQI
17th Sep 2026259 PMAQI
17th Sep 20264610 PMAQI
17th Sep 20262911 PMAQI
18th Sep 20263812 AMAQI
18th Sep 2026271 AMAQI
18th Sep 2026332 AMAQI
18th Sep 2026403 AMAQI
18th Sep 2026274 AMAQI
18th Sep 2026295 AMAQI
18th Sep 2026256 AMAQI

21°C18/26°C

18th Sep 2026277 AMAQI
18th Sep 2026548 AMAQI
18th Sep 2026429 AMAQI
18th Sep 20263310 AMAQI
18th Sep 20263811 AMAQI
18th Sep 20264412 PMAQI
18th Sep 2026441 PMAQI
18th Sep 2026422 PMAQI
18th Sep 2026253 PMAQI
18th Sep 2026274 PMAQI
18th Sep 2026295 PMAQI
18th Sep 2026296 PMAQI
18th Sep 2026297 PMAQI
18th Sep 2026278 PMAQI
18th Sep 2026279 PMAQI
18th Sep 20262710 PMAQI
18th Sep 20262511 PMAQI
19th Sep 20262712 AMAQI
19th Sep 2026291 AMAQI
19th Sep 2026252 AMAQI
19th Sep 2026233 AMAQI
19th Sep 2026284 AMAQI
19th Sep 2026325 AMAQI
19th Sep 2026306 AMAQI

20°C17/26°C

19th Sep 2026297 AMAQI
19th Sep 2026258 AMAQI
19th Sep 2026319 AMAQI
19th Sep 20262510 AMAQI
19th Sep 20262511 AMAQI
19th Sep 20263312 PMAQI
19th Sep 2026291 PMAQI
19th Sep 2026402 PMAQI
19th Sep 2026423 PMAQI
19th Sep 2026444 PMAQI
19th Sep 2026505 PMAQI
19th Sep 2026426 PMAQI
19th Sep 2026407 PMAQI
19th Sep 2026488 PMAQI
19th Sep 2026239 PMAQI
19th Sep 20262110 PMAQI
19th Sep 20262111 PMAQI
20th Sep 20262112 AMAQI
20th Sep 2026251 AMAQI
20th Sep 2026212 AMAQI
20th Sep 2026213 AMAQI
20th Sep 2026254 AMAQI
20th Sep 2026275 AMAQI
20th Sep 2026316 AMAQI

22°C18/27°C

20th Sep 2026367 AMAQI
20th Sep 2026408 AMAQI
20th Sep 2026369 AMAQI
20th Sep 20262710 AMAQI
20th Sep 20262111 AMAQI
20th Sep 20262912 PMAQI
20th Sep 2026271 PMAQI
20th Sep 2026252 PMAQI
20th Sep 2026273 PMAQI
20th Sep 2026214 PMAQI
20th Sep 2026235 PMAQI
20th Sep 2026216 PMAQI
20th Sep 2026237 PMAQI
20th Sep 2026328 PMAQI
20th Sep 2026389 PMAQI
20th Sep 20263310 PMAQI
20th Sep 20262911 PMAQI
21st Sep 20262312 AMAQI
21st Sep 2026251 AMAQI
21st Sep 2026252 AMAQI
21st Sep 2026253 AMAQI
21st Sep 2026294 AMAQI
21st Sep 2026315 AMAQI
21st Sep 2026426 AMAQI

22°C18/28°C

21st Sep 2026537 AMAQI
21st Sep 2026318 AMAQI
21st Sep 2026259 AMAQI
21st Sep 20262110 AMAQI
21st Sep 20262111 AMAQI
21st Sep 20262112 PMAQI
21st Sep 2026251 PMAQI
21st Sep 2026322 PMAQI
21st Sep 2026443 PMAQI
21st Sep 2026524 PMAQI
21st Sep 2026305 PMAQI
21st Sep 2026406 PMAQI
21st Sep 2026427 PMAQI
21st Sep 2026408 PMAQI
21st Sep 2026429 PMAQI
21st Sep 20262510 PMAQI
21st Sep 20262511 PMAQI
22nd Sep 20262512 AMAQI
22nd Sep 2026251 AMAQI
22nd Sep 2026212 AMAQI
22nd Sep 2026213 AMAQI
22nd Sep 2026214 AMAQI
22nd Sep 2026235 AMAQI
22nd Sep 2026216 AMAQI

23°C18/29°C

22nd Sep 2026217 AMAQI
22nd Sep 2026218 AMAQI
22nd Sep 2026219 AMAQI
22nd Sep 20262110 AMAQI
22nd Sep 20262111 AMAQI
22nd Sep 20262112 PMAQI
22nd Sep 2026221 PMAQI
22nd Sep 2026232 PMAQI
22nd Sep 2026213 PMAQI
22nd Sep 2026254 PMAQI
22nd Sep 2026215 PMAQI
22nd Sep 2026256 PMAQI
22nd Sep 2026257 PMAQI
22nd Sep 2026388 PMAQI
22nd Sep 2026279 PMAQI
22nd Sep 20262710 PMAQI
22nd Sep 20262711 PMAQI
23rd Sep 20262512 AMAQI
23rd Sep 2026251 AMAQI
23rd Sep 2026252 AMAQI
23rd Sep 2026253 AMAQI
23rd Sep 2026344 AMAQI
23rd Sep 2026445 AMAQI
23rd Sep 2026396 AMAQI

23°C20/28°C

23rd Sep 2026367 AMAQI
23rd Sep 2026338 AMAQI
23rd Sep 2026259 AMAQI
23rd Sep 20262410 AMAQI
23rd Sep 20263111 AMAQI
23rd Sep 20262812 PMAQI
23rd Sep 2026271 PMAQI
23rd Sep 2026312 PMAQI
23rd Sep 2026293 PMAQI
23rd Sep 2026314 PMAQI
23rd Sep 2026535 PMAQI
23rd Sep 2026546 PMAQI
23rd Sep 2026557 PMAQI
23rd Sep 2026428 PMAQI
23rd Sep 2026319 PMAQI
23rd Sep 20262910 PMAQI
23rd Sep 20262711 PMAQI
24th Sep 20262912 AMAQI
24th Sep 2026311 AMAQI
24th Sep 2026312 AMAQI
24th Sep 2026293 AMAQI
24th Sep 2026314 AMAQI
24th Sep 2026295 AMAQI
24th Sep 2026316 AMAQI

23°C20/29°C

24th Sep 2026297 AMAQI
24th Sep 2026258 AMAQI
24th Sep 2026239 AMAQI
24th Sep 20263310 AMAQI
24th Sep 20263111 AMAQI
24th Sep 20262712 PMAQI
24th Sep 2026271 PMAQI
24th Sep 2026252 PMAQI
24th Sep 2026253 PMAQI
24th Sep 2026294 PMAQI
24th Sep 2026275 PMAQI
24th Sep 2026276 PMAQI
24th Sep 2026297 PMAQI
24th Sep 2026258 PMAQI
24th Sep 2026299 PMAQI
24th Sep 20262710 PMAQI
24th Sep 20262711 PMAQI
25th Sep 20262512 AMAQI
25th Sep 2026231 AMAQI
25th Sep 2026212 AMAQI
25th Sep 2026213 AMAQI
25th Sep 2026214 AMAQI
25th Sep 2026275 AMAQI
25th Sep 2026216 AMAQI

22°C19/30°C

25th Sep 2026297 AMAQI
25th Sep 2026318 AMAQI
25th Sep 2026259 AMAQI
25th Sep 20262110 AMAQI
25th Sep 20262111 AMAQI
25th Sep 20262512 PMAQI
25th Sep 2026211 PMAQI
25th Sep 2026252 PMAQI
25th Sep 2026303 PMAQI
25th Sep 2026334 PMAQI
25th Sep 2026275 PMAQI
25th Sep 2026256 PMAQI
25th Sep 2026257 PMAQI
25th Sep 2026258 PMAQI
25th Sep 2026239 PMAQI
25th Sep 20262110 PMAQI
25th Sep 20262111 PMAQI
26th Sep 20262112 AMAQI
26th Sep 2026211 AMAQI
26th Sep 2026212 AMAQI
26th Sep 2026293 AMAQI
26th Sep 2026384 AMAQI
26th Sep 2026325 AMAQI
26th Sep 2026476 AMAQI

21°C18/27°C

26th Sep 2026277 AMAQI
26th Sep 2026258 AMAQI
26th Sep 2026319 AMAQI
26th Sep 20262510 AMAQI
26th Sep 20262111 AMAQI
26th Sep 20262312 PMAQI
26th Sep 2026291 PMAQI
26th Sep 2026292 PMAQI
26th Sep 2026253 PMAQI
26th Sep 2026254 PMAQI
26th Sep 2026215 PMAQI
26th Sep 2026216 PMAQI
26th Sep 2026247 PMAQI
26th Sep 2026278 PMAQI
26th Sep 2026279 PMAQI
26th Sep 20262710 PMAQI
26th Sep 20262711 PMAQI
27th Sep 20262212 AMAQI
27th Sep 2026231 AMAQI
27th Sep 2026272 AMAQI
27th Sep 2026333 AMAQI
27th Sep 2026254 AMAQI
27th Sep 2026255 AMAQI
27th Sep 2026276 AMAQI

22°C18/28°C

27th Sep 2026277 AMAQI
27th Sep 2026248 AMAQI
27th Sep 2026259 AMAQI
27th Sep 20262510 AMAQI
27th Sep 20262311 AMAQI
27th Sep 20262112 PMAQI
27th Sep 2026241 PMAQI
27th Sep 2026212 PMAQI
27th Sep 2026273 PMAQI
27th Sep 2026314 PMAQI
27th Sep 2026295 PMAQI
27th Sep 2026236 PMAQI
27th Sep 2026367 PMAQI
27th Sep 2026448 PMAQI
27th Sep 2026349 PMAQI
27th Sep 20262410 PMAQI
27th Sep 20262411 PMAQI
28th Sep 20262412 AMAQI
28th Sep 2026281 AMAQI
28th Sep 2026292 AMAQI
28th Sep 2026213 AMAQI
28th Sep 2026234 AMAQI
28th Sep 2026255 AMAQI
28th Sep 2026296 AMAQI

22°C19/26°C

28th Sep 2026257 AMAQI
28th Sep 2026228 AMAQI
28th Sep 2026219 AMAQI
28th Sep 20262310 AMAQI
28th Sep 20262311 AMAQI
28th Sep 20262512 PMAQI
28th Sep 2026211 PMAQI
28th Sep 2026252 PMAQI
28th Sep 2026253 PMAQI
28th Sep 2026274 PMAQI
28th Sep 2026285 PMAQI
28th Sep 2026286 PMAQI
28th Sep 2026267 PMAQI
28th Sep 2026278 PMAQI
28th Sep 2026259 PMAQI
28th Sep 20262710 PMAQI
28th Sep 20262711 PMAQI
29th Sep 20262612 AMAQI
29th Sep 2026261 AMAQI
29th Sep 2026252 AMAQI
29th Sep 2026293 AMAQI
29th Sep 2026274 AMAQI
29th Sep 2026295 AMAQI
29th Sep 2026296 AMAQI

20°C18/24°C

29th Sep 2026297 AMAQI
29th Sep 2026278 AMAQI
29th Sep 2026299 AMAQI
29th Sep 20262910 AMAQI
29th Sep 20262911 AMAQI
29th Sep 20262612 PMAQI
29th Sep 2026291 PMAQI
29th Sep 2026232 PMAQI
29th Sep 2026263 PMAQI
29th Sep 2026344 PMAQI
29th Sep 2026275 PMAQI
29th Sep 2026306 PMAQI
29th Sep 2026277 PMAQI
29th Sep 2026298 PMAQI
29th Sep 2026289 PMAQI
29th Sep 20262910 PMAQI
29th Sep 20262611 PMAQI
30th Sep 20262112 AMAQI
30th Sep 2026381 AMAQI
30th Sep 2026292 AMAQI
30th Sep 2026283 AMAQI
30th Sep 2026424 AMAQI
30th Sep 2026295 AMAQI
30th Sep 2026316 AMAQI

22°C19/25°C

30th Sep 2026327 AMAQI
7 AM
30th Sep 2026308 AMAQI
30th Sep 2026309 AMAQI
30th Sep 20263010 AMAQI
30th Sep 20263011 AMAQI
30th Sep 20263012 PMAQI
30th Sep 2026281 PMAQI
1 PM
30th Sep 2026262 PMAQI
30th Sep 2026233 PMAQI
30th Sep 2026254 PMAQI
30th Sep 2026245 PMAQI
30th Sep 2026216 PMAQI
30th Sep 2026217 PMAQI
7 PM
30th Sep 2026238 PMAQI
30th Sep 2026219 PMAQI
30th Sep 20262310 PMAQI
30th Sep 20264811 PMAQI
1 AM
6 AM

20°C18/22°C

Day time
Avg. Highest Time
7 AM

32AQI

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

29AQI

2 hours / Day
60 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 7 AM to 7 AM (Avg. 32), while the lowest AQI was between 9 AM to 10 AM (Avg. 29).
Night time
Avg. Highest Time
6 AM - 8 PM

31AQI

2 hours / Day
60 hours / Month
Avg. Lowest Time
12 AM

26AQI

1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 6 AM to 8 PM (Avg. 31), while the lowest AQI was between 12 AM to 12 AM (Avg. 26).

2026 Days Vs Air Quality

Almada, Setubal, Portugal

2026

98%

265

2%

5

Total number of days with different AQI categories in last 273 days in 2026 (92 days remaining)

Good
265 Days
Moderate
5 Days
Poor
0 Days
Unhealthy
0 Days
Severe
0 Days
Hazardous
0 Days

Under WHO’s Safe Air Quality Limits: 98%

Health Risk Level:

Very Low

In 2026, 98% of 273 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

Almada, Setubal, Portugal

AQI levels in 2026

AQI (US)
PM₂.₅
PM₁₀
CO
SO₂
NO₂
O₃
Sun.Mon.Tue.Wed.Thu.Fri.Sat.

Jan.

Feb.

Mar.

Apr.

May

Jun.

Jul.

Aug.

Sep.

Oct.

Nov.

Dec.

-1th undefined 2026
-1th undefined 2026
-1th undefined 2026
-1th undefined 2026
1st January 2026
42AQI (US)
2nd January 2026
21AQI (US)
3rd January 2026
17AQI (US)
4th January 2026
25AQI (US)
5th January 2026
22AQI (US)
6th January 2026
27AQI (US)
7th January 2026
25AQI (US)
8th January 2026
37AQI (US)
9th January 2026
22AQI (US)
10th January 2026
29AQI (US)
11th January 2026
42AQI (US)
12th January 2026
19AQI (US)
13th January 2026
10AQI (US)
14th January 2026
18AQI (US)
15th January 2026
22AQI (US)
16th January 2026
24AQI (US)
17th January 2026
26AQI (US)
18th January 2026
33AQI (US)
19th January 2026
30AQI (US)
20th January 2026
25AQI (US)
21st January 2026
22AQI (US)
22nd January 2026
36AQI (US)
23rd January 2026
44AQI (US)
24th January 2026
32AQI (US)
25th January 2026
43AQI (US)
26th January 2026
43AQI (US)
27th January 2026
38AQI (US)
28th January 2026
42AQI (US)
29th January 2026
46AQI (US)
30th January 2026
57AQI (US)
31st January 2026
42AQI (US)
1st February 2026
44AQI (US)
2nd February 2026
45AQI (US)
3rd February 2026
45AQI (US)
4th February 2026
42AQI (US)
5th February 2026
44AQI (US)
6th February 2026
42AQI (US)
7th February 2026
42AQI (US)
8th February 2026
41AQI (US)
9th February 2026
46AQI (US)
10th February 2026
31AQI (US)
11th February 2026
25AQI (US)
12th February 2026
43AQI (US)
13th February 2026
14AQI (US)
14th February 2026
42AQI (US)
15th February 2026
39AQI (US)
16th February 2026
30AQI (US)
17th February 2026
44AQI (US)
18th February 2026
41AQI (US)
19th February 2026
41AQI (US)
20th February 2026
36AQI (US)
21st February 2026
45AQI (US)
22nd February 2026
44AQI (US)
23rd February 2026
29AQI (US)
24th February 2026
66AQI (US)
25th February 2026
47AQI (US)
26th February 2026
52AQI (US)
27th February 2026
13AQI (US)
28th February 2026
14AQI (US)
1st March 2026
39AQI (US)
2nd March 2026
45AQI (US)
3rd March 2026
47AQI (US)
4th March 2026
54AQI (US)
5th March 2026
34AQI (US)
6th March 2026
15AQI (US)
7th March 2026
32AQI (US)
8th March 2026
29AQI (US)
9th March 2026
33AQI (US)
10th March 2026
29AQI (US)
11th March 2026
40AQI (US)
12th March 2026
41AQI (US)
13th March 2026
37AQI (US)
14th March 2026
32AQI (US)
15th March 2026
29AQI (US)
16th March 2026
35AQI (US)
17th March 2026
35AQI (US)
18th March 2026
30AQI (US)
19th March 2026
28AQI (US)
20th March 2026
33AQI (US)
21st March 2026
35AQI (US)
22nd March 2026
37AQI (US)
23rd March 2026
48AQI (US)
24th March 2026
35AQI (US)
25th March 2026
38AQI (US)
26th March 2026
24AQI (US)
27th March 2026
20AQI (US)
28th March 2026
31AQI (US)
29th March 2026
27AQI (US)
30th March 2026
25AQI (US)
31st March 2026
27AQI (US)
1st April 2026
30AQI (US)
2nd April 2026
29AQI (US)
3rd April 2026
28AQI (US)
4th April 2026
29AQI (US)
5th April 2026
42AQI (US)
6th April 2026
19AQI (US)
7th April 2026
25AQI (US)
8th April 2026
36AQI (US)
9th April 2026
32AQI (US)
10th April 2026
64AQI (US)
11th April 2026
18AQI (US)
12th April 2026
10AQI (US)
13th April 2026
29AQI (US)
14th April 2026
28AQI (US)
15th April 2026
32AQI (US)
16th April 2026
30AQI (US)
17th April 2026
18th April 2026
32AQI (US)
19th April 2026
44AQI (US)
20th April 2026
19AQI (US)
21st April 2026
27AQI (US)
22nd April 2026
23rd April 2026
25AQI (US)
24th April 2026
22AQI (US)
25th April 2026
28AQI (US)
26th April 2026
30AQI (US)
27th April 2026
31AQI (US)
28th April 2026
27AQI (US)
29th April 2026
24AQI (US)
30th April 2026
24AQI (US)
1st May 2026
28AQI (US)
2nd May 2026
23AQI (US)
3rd May 2026
20AQI (US)
4th May 2026
30AQI (US)
5th May 2026
33AQI (US)
6th May 2026
32AQI (US)
7th May 2026
29AQI (US)
8th May 2026
23AQI (US)
9th May 2026
10th May 2026
27AQI (US)
11th May 2026
28AQI (US)
12th May 2026
31AQI (US)
13th May 2026
29AQI (US)
14th May 2026
27AQI (US)
15th May 2026
34AQI (US)
16th May 2026
35AQI (US)
17th May 2026
36AQI (US)
18th May 2026
36AQI (US)
19th May 2026
38AQI (US)
20th May 2026
36AQI (US)
21st May 2026
38AQI (US)
22nd May 2026
45AQI (US)
23rd May 2026
40AQI (US)
24th May 2026
46AQI (US)
25th May 2026
37AQI (US)
26th May 2026
30AQI (US)
27th May 2026
27AQI (US)
28th May 2026
27AQI (US)
29th May 2026
25AQI (US)
30th May 2026
25AQI (US)
31st May 2026
27AQI (US)
1st June 2026
24AQI (US)
2nd June 2026
22AQI (US)
3rd June 2026
21AQI (US)
4th June 2026
21AQI (US)
5th June 2026
23AQI (US)
6th June 2026
22AQI (US)
7th June 2026
20AQI (US)
8th June 2026
23AQI (US)
9th June 2026
20AQI (US)
10th June 2026
23AQI (US)
11th June 2026
23AQI (US)
12th June 2026
26AQI (US)
13th June 2026
26AQI (US)
14th June 2026
24AQI (US)
15th June 2026
23AQI (US)
16th June 2026
25AQI (US)
17th June 2026
26AQI (US)
18th June 2026
25AQI (US)
19th June 2026
23AQI (US)
20th June 2026
21AQI (US)
21st June 2026
18AQI (US)
22nd June 2026
24AQI (US)
23rd June 2026
23AQI (US)
24th June 2026
23AQI (US)
25th June 2026
20AQI (US)
26th June 2026
19AQI (US)
27th June 2026
24AQI (US)
28th June 2026
22AQI (US)
29th June 2026
20AQI (US)
30th June 2026
23AQI (US)
1st July 2026
25AQI (US)
2nd July 2026
26AQI (US)
3rd July 2026
28AQI (US)
4th July 2026
26AQI (US)
5th July 2026
24AQI (US)
6th July 2026
25AQI (US)
7th July 2026
28AQI (US)
8th July 2026
26AQI (US)
9th July 2026
26AQI (US)
10th July 2026
28AQI (US)
11th July 2026
28AQI (US)
12th July 2026
27AQI (US)
13th July 2026
26AQI (US)
14th July 2026
26AQI (US)
15th July 2026
23AQI (US)
16th July 2026
23AQI (US)
17th July 2026
31AQI (US)
18th July 2026
34AQI (US)
19th July 2026
24AQI (US)
20th July 2026
26AQI (US)
21st July 2026
26AQI (US)
22nd July 2026
24AQI (US)
23rd July 2026
27AQI (US)
24th July 2026
25AQI (US)
25th July 2026
25AQI (US)
26th July 2026
27AQI (US)
27th July 2026
26AQI (US)
28th July 2026
28AQI (US)
29th July 2026
24AQI (US)
30th July 2026
25AQI (US)
31st July 2026
25AQI (US)
1st August 2026
26AQI (US)
2nd August 2026
24AQI (US)
3rd August 2026
29AQI (US)
4th August 2026
34AQI (US)
5th August 2026
33AQI (US)
6th August 2026
32AQI (US)
7th August 2026
35AQI (US)
8th August 2026
31AQI (US)
9th August 2026
30AQI (US)
10th August 2026
37AQI (US)
11th August 2026
31AQI (US)
12th August 2026
32AQI (US)
13th August 2026
29AQI (US)
14th August 2026
26AQI (US)
15th August 2026
26AQI (US)
16th August 2026
27AQI (US)
17th August 2026
49AQI (US)
18th August 2026
48AQI (US)
19th August 2026
40AQI (US)
20th August 2026
35AQI (US)
21st August 2026
31AQI (US)
22nd August 2026
30AQI (US)
23rd August 2026
29AQI (US)
24th August 2026
28AQI (US)
25th August 2026
27AQI (US)
26th August 2026
29AQI (US)
27th August 2026
32AQI (US)
28th August 2026
34AQI (US)
29th August 2026
26AQI (US)
30th August 2026
32AQI (US)
31st August 2026
28AQI (US)
1st September 2026
32AQI (US)
2nd September 2026
29AQI (US)
3rd September 2026
25AQI (US)
4th September 2026
38AQI (US)
5th September 2026
42AQI (US)
6th September 2026
43AQI (US)
7th September 2026
27AQI (US)
8th September 2026
28AQI (US)
9th September 2026
29AQI (US)
10th September 2026
27AQI (US)
11th September 2026
28AQI (US)
12th September 2026
27AQI (US)
13th September 2026
26AQI (US)
14th September 2026
28AQI (US)
15th September 2026
23AQI (US)
16th September 2026
32AQI (US)
17th September 2026
25AQI (US)
18th September 2026
33AQI (US)
19th September 2026
32AQI (US)
20th September 2026
27AQI (US)
21st September 2026
32AQI (US)
22nd September 2026
24AQI (US)
23rd September 2026
33AQI (US)
24th September 2026
28AQI (US)
25th September 2026
24AQI (US)
26th September 2026
27AQI (US)
27th September 2026
27AQI (US)
28th September 2026
25AQI (US)
29th September 2026
28AQI (US)
30th September 2026
28AQI (US)
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

31AQI (US)

39AQI (US)

34AQI (US)

29AQI (US)

31AQI (US)

23AQI (US)

26AQI (US)

32AQI (US)

29AQI (US)

No. of days

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

202630AQI (US)

30
1
26
2
30
1
27
1
30
30
31
31
30
265
5

Highest AQI (US) recorded in

February

39AQI (US)

Lowest AQI (US) recorded in

June

23AQI (US)

202533AQI (US)

30
1
28
31
30
31
28
2
30
1
25
6
29
1
19
12
26
4
25
6
332
33

Highest AQI (US) recorded in

October

45AQI (US)

Lowest AQI (US) recorded in

April

20AQI (US)

202434AQI (US)

26
5
22
5
23
1
30
31
30
31
30
20
5
31
24
6
25
6
323
28

Highest AQI (US) recorded in

December

40AQI (US)

Lowest AQI (US) recorded in

June

29AQI (US)

202332AQI (US)

24
12
18
1
25
1
30
26
1
31
29
2
30
28
2
29
25
6
307
13

Highest AQI (US) recorded in

March

35AQI (US)

Lowest AQI (US) recorded in

July

26AQI (US)

202235AQI (US)

23
6
1
15
7
23
5
2
1
24
30
1
30
20
3
1
27
28
3
25
28
3
274
28
3
1

Highest AQI (US) recorded in

March

49AQI (US)

Lowest AQI (US) recorded in

November

27AQI (US)

202131AQI (US)

28
26
30
29
27
4
20
7
28
3
30
1
30
30
1
24
4
29
2
331
22

Highest AQI (US) recorded in

June

40AQI (US)

Lowest AQI (US) recorded in

January

19AQI (US)

202023AQI (US)

13
21
18
27
29
27
21
31
28
27
242

Highest AQI (US) recorded in

May

29AQI (US)

Lowest AQI (US) recorded in

November

17AQI (US)

Most & Least Polluted Years Over the Last 7 Years

Most Polluted Year Recorded
2022(Avg.)
35AQI (US)
Least Polluted Year Recorded
2020(Avg.)
23AQI (US)

Almada's annual 2026 AQI (US) (30) shows an average percentage change of -2.3% (improved AQI (US)) compared to previous years: 2020 (23), 2021 (31), 2022 (35), 2023 (32), 2024 (34), 2025 (33).