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HistoryAQIPM₂.₅PM₁₀COSO₂NO₂O₃

Cacem, Lisboa, 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+

June Air Quality Analysis

Cacem, Lisboa, Portugal

2022
2023
2024
2025
2026
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
8th Jun 2024
60AQI
Lowest AQI recorded on
8th Jun 2022
20AQI

Same Day Analysis (3rd June):
On this day, AQI across the 5 years varied significantly: 2026 ranks the most lowest AQI at 20 of Good air quality, showing improvement over 2025, 2024, 2023 and 2022 on the same day.

Download 2024 Annual Data

World Air Quality Report

Globe

Day & Night AQI Trend: 2nd Jun - 3rd Jun 2026

Cacem, Lisboa, Portugal

AQI
Day
Night
.

6 AM2nd Jun 2026

8 PM

5 AM3rd Jun 2026

Day time
Avg. Highest Time
5PM2nd Jun

30AQI

Avg. Lowest Time
7PM2nd Jun

8AQI

Night time
Avg. Highest Time
3AM3rd Jun

28AQI

Avg. Lowest Time
5AM3rd Jun

8AQI

In the last 24 hours,

Cacem's AQI reached its highest point of 30 at 5 PM during the Day, while the lowest point, 8, was recorded at 5 AM during the Night between 2nd Jun and 3rd Jun 2026.

Day & Night AQI Trend : May - Jun 2026

Cacem, Lisboa, Portugal

MayJun
05th - 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 - 03rd03rd
Day
Night
5th May 2026486 AMAQI
5th May 2026367 AMAQI
5th May 2026328 AMAQI
5th May 2026329 AMAQI
5th May 20262710 AMAQI
5th May 20262611 AMAQI
5th May 20262512 PMAQI
5th May 2026201 PMAQI
5th May 2026242 PMAQI
5th May 2026263 PMAQI
5th May 2026304 PMAQI
5th May 2026205 PMAQI
5th May 2026516 PMAQI
5th May 2026347 PMAQI
5th May 2026608 PMAQI
5th May 2026499 PMAQI
5th May 20265110 PMAQI
5th May 20264511 PMAQI
6th May 20265012 AMAQI
6th May 2026561 AMAQI
6th May 2026542 AMAQI
6th May 2026353 AMAQI
6th May 2026354 AMAQI
6th May 2026305 AMAQI

14°C12/16°C

6th May 2026306 AMAQI
6th May 2026207 AMAQI
6th May 2026198 AMAQI
6th May 2026199 AMAQI
6th May 20262510 AMAQI
6th May 20262211 AMAQI
6th May 20262612 PMAQI
6th May 2026281 PMAQI
6th May 2026302 PMAQI
6th May 2026283 PMAQI
6th May 2026314 PMAQI
6th May 2026405 PMAQI
6th May 2026346 PMAQI
6th May 2026327 PMAQI
6th May 2026518 PMAQI
6th May 2026329 PMAQI
6th May 20262910 PMAQI
6th May 20264211 PMAQI
7th May 20263012 AMAQI
7th May 2026281 AMAQI
7th May 2026272 AMAQI
7th May 2026333 AMAQI
7th May 2026304 AMAQI
7th May 2026255 AMAQI

14°C13/17°C

7th May 2026266 AMAQI
7th May 2026247 AMAQI
7th May 2026258 AMAQI
7th May 2026209 AMAQI
7th May 20262510 AMAQI
7th May 20262211 AMAQI
7th May 20262412 PMAQI
7th May 2026231 PMAQI
7th May 2026242 PMAQI
7th May 2026283 PMAQI
7th May 2026294 PMAQI
7th May 2026285 PMAQI
7th May 2026306 PMAQI
7th May 2026237 PMAQI
7th May 2026428 PMAQI
7th May 2026269 PMAQI
7th May 20264410 PMAQI
7th May 20264411 PMAQI
8th May 20263412 AMAQI
8th May 2026261 AMAQI
8th May 2026342 AMAQI
8th May 2026243 AMAQI
8th May 2026264 AMAQI
8th May 2026275 AMAQI

14°C12/16°C

8th May 2026196 AMAQI
8th May 2026197 AMAQI
8th May 2026198 AMAQI
8th May 2026219 AMAQI
8th May 20262310 AMAQI
8th May 20261711 AMAQI
8th May 20262512 PMAQI
8th May 2026211 PMAQI
8th May 2026222 PMAQI
8th May 2026253 PMAQI
8th May 2026254 PMAQI
8th May 2026235 PMAQI
8th May 2026506 PMAQI
8th May 2026277 PMAQI
8th May 202648 PMAQI
8th May 202649 PMAQI
8th May 2026410 PMAQI
8th May 20261411 PMAQI
9th May 20262312 AMAQI
9th May 2026281 AMAQI
9th May 2026482 AMAQI
9th May 2026223 AMAQI
9th May 2026334 AMAQI
9th May 2026275 AMAQI

14°C12/17°C

9th May 2026246 AMAQI
9th May 2026237 AMAQI
9th May 2026218 AMAQI
9th May 2026209 AMAQI
9th May 20261610 AMAQI
9th May 20262511 AMAQI
9th May 20261712 PMAQI
9th May 2026181 PMAQI
9th May 2026202 PMAQI
9th May 2026203 PMAQI
9th May 2026264 PMAQI
9th May 2026255 PMAQI
9th May 2026426 PMAQI
9th May 2026307 PMAQI
9th May 2026788 PMAQI
9th May 2026689 PMAQI
9th May 20262710 PMAQI
9th May 20262011 PMAQI
10th May 20261612 AMAQI
10th May 2026471 AMAQI
10th May 2026542 AMAQI
10th May 2026163 AMAQI
10th May 2026244 AMAQI
10th May 2026155 AMAQI

14°C12/16°C

10th May 2026246 AMAQI
10th May 2026167 AMAQI
10th May 2026228 AMAQI
10th May 2026229 AMAQI
10th May 20262010 AMAQI
10th May 20262011 AMAQI
10th May 20261912 PMAQI
10th May 2026141 PMAQI
10th May 2026162 PMAQI
10th May 2026223 PMAQI
10th May 2026284 PMAQI
10th May 2026275 PMAQI
10th May 2026356 PMAQI
10th May 2026407 PMAQI
10th May 2026588 PMAQI
10th May 2026239 PMAQI
10th May 20261910 PMAQI
10th May 20264011 PMAQI
11th May 20264012 AMAQI
11th May 2026311 AMAQI
11th May 2026262 AMAQI
11th May 2026223 AMAQI
11th May 2026144 AMAQI
11th May 2026225 AMAQI

14°C13/16°C

11th May 2026186 AMAQI
11th May 2026187 AMAQI
11th May 2026228 AMAQI
11th May 2026209 AMAQI
11th May 20262010 AMAQI
11th May 20261311 AMAQI
11th May 20261612 PMAQI
11th May 2026261 PMAQI
11th May 2026242 PMAQI
11th May 2026293 PMAQI
11th May 2026364 PMAQI
11th May 2026265 PMAQI
11th May 2026336 PMAQI
11th May 2026227 PMAQI
11th May 2026408 PMAQI
11th May 2026209 PMAQI
11th May 20262210 PMAQI
11th May 20264411 PMAQI
12th May 20262412 AMAQI
12th May 2026261 AMAQI
12th May 2026282 AMAQI
12th May 2026303 AMAQI
12th May 2026324 AMAQI
12th May 2026215 AMAQI

15°C14/17°C

12th May 2026406 AMAQI
12th May 2026217 AMAQI
12th May 2026268 AMAQI
12th May 2026269 AMAQI
12th May 20263210 AMAQI
12th May 20262711 AMAQI
12th May 20262212 PMAQI
12th May 2026251 PMAQI
12th May 2026182 PMAQI
12th May 2026213 PMAQI
12th May 2026314 PMAQI
12th May 2026345 PMAQI
12th May 2026316 PMAQI
12th May 2026317 PMAQI
12th May 2026548 PMAQI
12th May 2026409 PMAQI
12th May 20265610 PMAQI
12th May 20264411 PMAQI
13th May 20263012 AMAQI
13th May 2026271 AMAQI
13th May 2026232 AMAQI
13th May 2026223 AMAQI
13th May 2026314 AMAQI
13th May 2026245 AMAQI

15°C14/17°C

13th May 2026266 AMAQI
13th May 2026247 AMAQI
13th May 2026248 AMAQI
13th May 2026229 AMAQI
13th May 20262510 AMAQI
13th May 20262311 AMAQI
13th May 20262412 PMAQI
13th May 2026281 PMAQI
13th May 2026282 PMAQI
13th May 2026283 PMAQI
13th May 2026254 PMAQI
13th May 2026245 PMAQI
13th May 2026326 PMAQI
13th May 2026317 PMAQI
13th May 2026518 PMAQI
13th May 2026469 PMAQI
13th May 20262710 PMAQI
13th May 20263011 PMAQI
14th May 20262612 AMAQI
14th May 2026441 AMAQI
14th May 2026422 AMAQI
14th May 2026323 AMAQI
14th May 2026304 AMAQI
14th May 2026245 AMAQI

15°C13/17°C

14th May 2026206 AMAQI
14th May 2026207 AMAQI
14th May 2026288 AMAQI
14th May 2026269 AMAQI
14th May 20261610 AMAQI
14th May 20261911 AMAQI
14th May 20261612 PMAQI
14th May 2026171 PMAQI
14th May 2026222 PMAQI
14th May 2026223 PMAQI
14th May 2026384 PMAQI
14th May 2026325 PMAQI
14th May 2026346 PMAQI
14th May 2026187 PMAQI
14th May 2026278 PMAQI
14th May 2026279 PMAQI
14th May 20262210 PMAQI
14th May 20262711 PMAQI
15th May 20262612 AMAQI
15th May 2026301 AMAQI
15th May 2026292 AMAQI
15th May 2026333 AMAQI
15th May 2026344 AMAQI
15th May 2026345 AMAQI

15°C13/17°C

15th May 2026326 AMAQI
15th May 2026317 AMAQI
15th May 2026308 AMAQI
15th May 2026319 AMAQI
15th May 20262810 AMAQI
15th May 20263011 AMAQI
15th May 20263012 PMAQI
15th May 2026291 PMAQI
15th May 2026292 PMAQI
15th May 2026323 PMAQI
15th May 2026404 PMAQI
15th May 2026495 PMAQI
15th May 2026386 PMAQI
15th May 2026507 PMAQI
15th May 2026388 PMAQI
15th May 2026429 PMAQI
15th May 20264610 PMAQI
15th May 20264311 PMAQI
16th May 20263112 AMAQI
16th May 2026311 AMAQI
16th May 2026402 AMAQI
16th May 2026293 AMAQI
16th May 2026344 AMAQI
16th May 2026385 AMAQI

15°C13/17°C

16th May 2026346 AMAQI
16th May 2026447 AMAQI
16th May 2026388 AMAQI
16th May 2026389 AMAQI
16th May 20262810 AMAQI
16th May 20263011 AMAQI
16th May 20263012 PMAQI
16th May 2026281 PMAQI
16th May 2026282 PMAQI
16th May 2026343 PMAQI
16th May 2026334 PMAQI
16th May 2026275 PMAQI
16th May 2026346 PMAQI
16th May 2026317 PMAQI
16th May 2026348 PMAQI
16th May 2026549 PMAQI
16th May 20265410 PMAQI
16th May 20262911 PMAQI
17th May 20266812 AMAQI
17th May 2026291 AMAQI
17th May 2026402 AMAQI
17th May 2026383 AMAQI
17th May 2026364 AMAQI
17th May 2026295 AMAQI

15°C13/17°C

17th May 2026256 AMAQI
17th May 2026317 AMAQI
17th May 2026278 AMAQI
17th May 2026319 AMAQI
17th May 20262910 AMAQI
17th May 20262511 AMAQI
17th May 20263412 PMAQI
17th May 2026681 PMAQI
17th May 2026562 PMAQI
17th May 2026303 PMAQI
17th May 2026294 PMAQI
17th May 2026445 PMAQI
17th May 2026216 PMAQI
17th May 2026237 PMAQI
17th May 2026448 PMAQI
17th May 2026339 PMAQI
17th May 20262310 PMAQI
17th May 20264611 PMAQI
18th May 20264412 AMAQI
18th May 2026381 AMAQI
18th May 2026362 AMAQI
18th May 2026383 AMAQI
18th May 2026314 AMAQI
18th May 2026365 AMAQI

15°C13/17°C

18th May 2026336 AMAQI
18th May 2026337 AMAQI
18th May 2026318 AMAQI
18th May 2026299 AMAQI
18th May 20262710 AMAQI
18th May 20262911 AMAQI
18th May 20263412 PMAQI
18th May 2026361 PMAQI
18th May 2026342 PMAQI
18th May 2026343 PMAQI
18th May 2026364 PMAQI
18th May 2026405 PMAQI
18th May 2026386 PMAQI
18th May 2026447 PMAQI
18th May 2026388 PMAQI
18th May 2026509 PMAQI
18th May 20264910 PMAQI
18th May 20264611 PMAQI
19th May 20264412 AMAQI
19th May 2026461 AMAQI
19th May 2026492 AMAQI
19th May 2026503 AMAQI
19th May 2026334 AMAQI
19th May 2026425 AMAQI

14°C13/16°C

19th May 2026386 AMAQI
19th May 2026407 AMAQI
19th May 2026368 AMAQI
19th May 2026369 AMAQI
19th May 20263410 AMAQI
19th May 20264011 AMAQI
19th May 20263612 PMAQI
19th May 2026311 PMAQI
19th May 2026232 PMAQI
19th May 2026253 PMAQI
19th May 2026344 PMAQI
19th May 2026385 PMAQI
19th May 2026386 PMAQI
19th May 2026427 PMAQI
19th May 2026258 PMAQI
19th May 2026449 PMAQI
19th May 20263810 PMAQI
19th May 20263411 PMAQI
20th May 20264412 AMAQI
20th May 2026501 AMAQI
20th May 2026472 AMAQI
20th May 2026383 AMAQI
20th May 2026384 AMAQI
20th May 2026385 AMAQI

17°C14/20°C

20th May 2026446 AMAQI
20th May 2026467 AMAQI
20th May 2026388 AMAQI
20th May 2026429 AMAQI
20th May 20263610 AMAQI
20th May 20263611 AMAQI
20th May 20263212 PMAQI
20th May 2026311 PMAQI
20th May 2026272 PMAQI
20th May 2026323 PMAQI
20th May 2026354 PMAQI
20th May 2026295 PMAQI
20th May 2026316 PMAQI
20th May 2026297 PMAQI
20th May 2026318 PMAQI
20th May 2026239 PMAQI
20th May 20264610 PMAQI
20th May 20263311 PMAQI
21st May 20264012 AMAQI
21st May 2026401 AMAQI
21st May 2026512 AMAQI
21st May 2026423 AMAQI
21st May 2026424 AMAQI
21st May 2026425 AMAQI

20°C16/24°C

21st May 2026426 AMAQI
21st May 2026477 AMAQI
21st May 2026468 AMAQI
21st May 2026389 AMAQI
21st May 20262510 AMAQI
21st May 20262911 AMAQI
21st May 20262512 PMAQI
21st May 2026281 PMAQI
21st May 2026462 PMAQI
21st May 2026293 PMAQI
21st May 2026324 PMAQI
21st May 2026425 PMAQI
21st May 2026336 PMAQI
21st May 2026277 PMAQI
21st May 2026348 PMAQI
21st May 2026409 PMAQI
21st May 20264010 PMAQI
21st May 20265011 PMAQI
22nd May 20265012 AMAQI
22nd May 2026511 AMAQI
22nd May 2026522 AMAQI
22nd May 2026543 AMAQI
22nd May 2026544 AMAQI
22nd May 2026545 AMAQI

22°C19/25°C

22nd May 2026546 AMAQI
22nd May 2026547 AMAQI
22nd May 2026548 AMAQI
22nd May 2026549 AMAQI
22nd May 20265410 AMAQI
22nd May 20265411 AMAQI
22nd May 20264412 PMAQI
22nd May 2026271 PMAQI
22nd May 2026302 PMAQI
22nd May 2026293 PMAQI
22nd May 2026294 PMAQI
22nd May 2026365 PMAQI
22nd May 2026316 PMAQI
22nd May 2026347 PMAQI
22nd May 2026318 PMAQI
22nd May 2026319 PMAQI
22nd May 20263410 PMAQI
22nd May 20264811 PMAQI
23rd May 20266212 AMAQI
23rd May 2026461 AMAQI
23rd May 2026442 AMAQI
23rd May 2026423 AMAQI
23rd May 2026424 AMAQI
23rd May 2026425 AMAQI

22°C20/26°C

23rd May 2026426 AMAQI
23rd May 2026427 AMAQI
23rd May 2026448 AMAQI
23rd May 2026469 AMAQI
23rd May 20263110 AMAQI
23rd May 20263611 AMAQI
23rd May 20263812 PMAQI
23rd May 2026361 PMAQI
23rd May 2026312 PMAQI
23rd May 2026363 PMAQI
23rd May 2026384 PMAQI
23rd May 2026365 PMAQI
23rd May 2026366 PMAQI
23rd May 2026407 PMAQI
23rd May 2026408 PMAQI
23rd May 2026409 PMAQI
23rd May 20262910 PMAQI
23rd May 20263811 PMAQI
24th May 20264812 AMAQI
24th May 2026341 AMAQI
24th May 2026462 AMAQI
24th May 2026423 AMAQI
24th May 2026424 AMAQI
24th May 2026425 AMAQI

19°C16/22°C

24th May 2026426 AMAQI
24th May 2026497 AMAQI
24th May 2026598 AMAQI
24th May 2026559 AMAQI
24th May 20265410 AMAQI
24th May 20265611 AMAQI
24th May 20264612 PMAQI
24th May 2026441 PMAQI
24th May 2026402 PMAQI
24th May 2026423 PMAQI
24th May 2026424 PMAQI
24th May 2026405 PMAQI
24th May 2026426 PMAQI
24th May 2026337 PMAQI
24th May 2026448 PMAQI
24th May 2026429 PMAQI
24th May 20264610 PMAQI
24th May 20264811 PMAQI
25th May 20264212 AMAQI
25th May 2026381 AMAQI
25th May 2026402 AMAQI
25th May 2026383 AMAQI
25th May 2026384 AMAQI
25th May 2026385 AMAQI

18°C15/21°C

25th May 2026386 AMAQI
25th May 2026467 AMAQI
25th May 2026448 AMAQI
25th May 2026389 AMAQI
25th May 20263310 AMAQI
25th May 20264911 AMAQI
25th May 20262712 PMAQI
25th May 2026291 PMAQI
25th May 2026292 PMAQI
25th May 2026253 PMAQI
25th May 2026364 PMAQI
25th May 2026365 PMAQI
25th May 2026426 PMAQI
25th May 2026257 PMAQI
25th May 2026388 PMAQI
25th May 2026429 PMAQI
25th May 20264210 PMAQI
25th May 20263311 PMAQI
26th May 20263112 AMAQI
26th May 2026311 AMAQI
26th May 2026312 AMAQI
26th May 2026333 AMAQI
26th May 2026334 AMAQI
26th May 2026335 AMAQI

19°C17/22°C

26th May 2026386 AMAQI
26th May 2026467 AMAQI
26th May 2026408 AMAQI
26th May 2026229 AMAQI
26th May 20262210 AMAQI
26th May 20262011 AMAQI
26th May 20262212 PMAQI
26th May 2026221 PMAQI
26th May 2026222 PMAQI
26th May 2026263 PMAQI
26th May 2026274 PMAQI
26th May 2026285 PMAQI
26th May 2026306 PMAQI
26th May 2026277 PMAQI
26th May 2026278 PMAQI
26th May 2026289 PMAQI
26th May 20262710 PMAQI
26th May 20262611 PMAQI
27th May 20262612 AMAQI
27th May 2026241 AMAQI
27th May 2026262 AMAQI
27th May 2026253 AMAQI
27th May 2026264 AMAQI
27th May 2026255 AMAQI

23°C20/27°C

27th May 2026256 AMAQI
27th May 2026257 AMAQI
27th May 2026248 AMAQI
27th May 2026239 AMAQI
27th May 20262210 AMAQI
27th May 20262211 AMAQI
27th May 20262012 PMAQI
27th May 2026211 PMAQI
27th May 2026212 PMAQI
27th May 2026243 PMAQI
27th May 2026284 PMAQI
27th May 2026285 PMAQI
27th May 2026296 PMAQI
27th May 2026287 PMAQI
27th May 2026288 PMAQI
27th May 2026289 PMAQI
27th May 20262710 PMAQI
27th May 20262811 PMAQI
28th May 20262812 AMAQI
28th May 2026301 AMAQI
28th May 2026282 AMAQI
28th May 2026273 AMAQI
28th May 2026284 AMAQI
28th May 2026265 AMAQI

23°C19/26°C

28th May 2026266 AMAQI
28th May 2026267 AMAQI
28th May 2026268 AMAQI
28th May 2026289 AMAQI
28th May 20262610 AMAQI
28th May 20262511 AMAQI
28th May 20262412 PMAQI
28th May 2026261 PMAQI
28th May 2026242 PMAQI
28th May 2026263 PMAQI
28th May 2026264 PMAQI
28th May 2026265 PMAQI
28th May 2026256 PMAQI
28th May 2026227 PMAQI
28th May 2026228 PMAQI
28th May 2026219 PMAQI
28th May 20262210 PMAQI
28th May 20262311 PMAQI
29th May 20262412 AMAQI
29th May 2026291 AMAQI
29th May 2026282 AMAQI
29th May 2026263 AMAQI
29th May 2026264 AMAQI
29th May 2026275 AMAQI

20°C16/23°C

29th May 2026246 AMAQI
29th May 2026227 AMAQI
29th May 2026248 AMAQI
29th May 2026259 AMAQI
29th May 20262210 AMAQI
29th May 20262411 AMAQI
29th May 20262212 PMAQI
29th May 2026221 PMAQI
29th May 2026262 PMAQI
29th May 2026243 PMAQI
29th May 2026244 PMAQI
29th May 2026255 PMAQI
29th May 2026226 PMAQI
29th May 2026227 PMAQI
29th May 2026238 PMAQI
29th May 2026229 PMAQI
29th May 20262410 PMAQI
29th May 20262111 PMAQI
30th May 20262312 AMAQI
30th May 2026261 AMAQI
30th May 2026262 AMAQI
30th May 2026253 AMAQI
30th May 2026264 AMAQI
30th May 2026235 AMAQI

18°C15/22°C

30th May 2026246 AMAQI
30th May 2026247 AMAQI
30th May 2026228 AMAQI
30th May 2026209 AMAQI
30th May 20262110 AMAQI
30th May 20262211 AMAQI
30th May 20262412 PMAQI
30th May 2026231 PMAQI
30th May 2026282 PMAQI
30th May 2026293 PMAQI
30th May 2026284 PMAQI
30th May 2026285 PMAQI
30th May 2026286 PMAQI
30th May 2026287 PMAQI
30th May 2026248 PMAQI
30th May 2026269 PMAQI
30th May 20262410 PMAQI
30th May 20262511 PMAQI
31st May 20262812 AMAQI
31st May 2026261 AMAQI
31st May 2026272 AMAQI
31st May 2026283 AMAQI
31st May 2026254 AMAQI
31st May 2026265 AMAQI

18°C16/21°C

31st May 2026246 AMAQI
31st May 2026227 AMAQI
31st May 2026268 AMAQI
31st May 2026239 AMAQI
31st May 20262210 AMAQI
31st May 20262411 AMAQI
31st May 20262412 PMAQI
31st May 2026241 PMAQI
31st May 2026242 PMAQI
31st May 2026243 PMAQI
31st May 2026274 PMAQI
31st May 2026245 PMAQI
31st May 2026256 PMAQI
31st May 2026217 PMAQI
31st May 2026268 PMAQI
31st May 2026259 PMAQI
31st May 20262610 PMAQI
31st May 20262411 PMAQI
1st Jun 20262312 AMAQI
1st Jun 2026271 AMAQI
1st Jun 2026292 AMAQI
1st Jun 2026223 AMAQI
1st Jun 2026164 AMAQI
1st Jun 2026165 AMAQI

18°C16/22°C

1st Jun 2026166 AMAQI
1st Jun 2026167 AMAQI
1st Jun 2026168 AMAQI
1st Jun 2026169 AMAQI
1st Jun 20262610 AMAQI
1st Jun 20262211 AMAQI
1st Jun 20262412 PMAQI
1st Jun 2026241 PMAQI
1st Jun 2026192 PMAQI
1st Jun 2026263 PMAQI
1st Jun 2026304 PMAQI
1st Jun 2026285 PMAQI
1st Jun 2026286 PMAQI
1st Jun 2026237 PMAQI
1st Jun 2026288 PMAQI
1st Jun 2026249 PMAQI
1st Jun 20262810 PMAQI
1st Jun 20262911 PMAQI
2nd Jun 20262812 AMAQI
2nd Jun 2026281 AMAQI
2nd Jun 2026302 AMAQI
2nd Jun 2026263 AMAQI
2nd Jun 2026274 AMAQI
2nd Jun 2026265 AMAQI

18°C16/21°C

2nd Jun 2026266 AMAQI
2nd Jun 2026197 AMAQI
2nd Jun 2026278 AMAQI
2nd Jun 2026279 AMAQI
2nd Jun 20261810 AMAQI
2nd Jun 20261011 AMAQI
2nd Jun 20262412 PMAQI
2nd Jun 2026241 PMAQI
2nd Jun 2026252 PMAQI
2nd Jun 2026203 PMAQI
2nd Jun 2026284 PMAQI
2nd Jun 2026305 PMAQI
2nd Jun 2026186 PMAQI
2nd Jun 202687 PMAQI
2nd Jun 2026278 PMAQI
2nd Jun 2026269 PMAQI
2nd Jun 20262610 PMAQI
2nd Jun 20261811 PMAQI
3rd Jun 20262412 AMAQI
3rd Jun 2026271 AMAQI
3rd Jun 2026182 AMAQI
3rd Jun 2026283 AMAQI
3rd Jun 2026184 AMAQI
3rd Jun 202685 AMAQI

18°C16/20°C

3rd Jun 2026156 AMAQI
6 AM
3rd Jun 202687 AMAQI
3rd Jun 202678 AMAQI
3rd Jun 2026189 AMAQI
3rd Jun 20262410 AMAQI
3rd Jun 20261711 AMAQI
3rd Jun 2026812 PMAQI
3rd Jun 2026261 PMAQI
1 PM
3rd Jun 2026252 PMAQI
3rd Jun 2026263 PMAQI
3rd Jun 2026184 PMAQI
3rd Jun 2026285 PMAQI
3rd Jun 2026266 PMAQI
3rd Jun 2026267 PMAQI
3rd Jun 2026268 PMAQI
8 PM
3rd Jun 2026179 PMAQI
3rd Jun 20261610 PMAQI
3rd Jun 20261611 PMAQI
1 AM
5 AM

18°C16/21°C

Day time
Avg. Highest Time
8 PM

36AQI

1 hours / Day
30 hours / Month
Avg. Lowest Time
12 PM

26AQI

1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 8 PM to 8 PM (Avg. 36), while the lowest AQI was between 12 PM to 12 PM (Avg. 26).
Night time
Avg. Highest Time
2 AM

37AQI

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

30AQI

1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 2 AM to 2 AM (Avg. 37), while the lowest AQI was between 5 AM to 5 AM (Avg. 30).

2026 Days Vs Air Quality

Cacem, Lisboa, Portugal

2026

93%

140

7%

11

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

Good
140 Days
Moderate
11 Days
Poor
0 Days
Unhealthy
0 Days
Severe
0 Days
Hazardous
0 Days

Under WHO’s Safe Air Quality Limits: 93%

Health Risk Level:

Very Low

In 2026, 93% of 154 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

Cacem, Lisboa, 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
46AQI (US)
2nd January 2026
22AQI (US)
3rd January 2026
19AQI (US)
4th January 2026
24AQI (US)
5th January 2026
21AQI (US)
6th January 2026
23AQI (US)
7th January 2026
26AQI (US)
8th January 2026
34AQI (US)
9th January 2026
20AQI (US)
10th January 2026
27AQI (US)
11th January 2026
36AQI (US)
12th January 2026
20AQI (US)
13th January 2026
12AQI (US)
14th January 2026
20AQI (US)
15th January 2026
24AQI (US)
16th January 2026
26AQI (US)
17th January 2026
24AQI (US)
18th January 2026
33AQI (US)
19th January 2026
29AQI (US)
20th January 2026
26AQI (US)
21st January 2026
27AQI (US)
22nd January 2026
36AQI (US)
23rd January 2026
51AQI (US)
24th January 2026
46AQI (US)
25th January 2026
53AQI (US)
26th January 2026
49AQI (US)
27th January 2026
40AQI (US)
28th January 2026
42AQI (US)
29th January 2026
48AQI (US)
30th January 2026
64AQI (US)
31st January 2026
48AQI (US)
1st February 2026
49AQI (US)
2nd February 2026
52AQI (US)
3rd February 2026
51AQI (US)
4th February 2026
46AQI (US)
5th February 2026
52AQI (US)
6th February 2026
47AQI (US)
7th February 2026
43AQI (US)
8th February 2026
47AQI (US)
9th February 2026
51AQI (US)
10th February 2026
31AQI (US)
11th February 2026
25AQI (US)
12th February 2026
44AQI (US)
13th February 2026
14AQI (US)
14th February 2026
37AQI (US)
15th February 2026
35AQI (US)
16th February 2026
29AQI (US)
17th February 2026
39AQI (US)
18th February 2026
37AQI (US)
19th February 2026
38AQI (US)
20th February 2026
31AQI (US)
21st February 2026
44AQI (US)
22nd February 2026
44AQI (US)
23rd February 2026
29AQI (US)
24th February 2026
63AQI (US)
25th February 2026
46AQI (US)
26th February 2026
52AQI (US)
27th February 2026
13AQI (US)
28th February 2026
12AQI (US)
1st March 2026
39AQI (US)
2nd March 2026
45AQI (US)
3rd March 2026
47AQI (US)
4th March 2026
55AQI (US)
5th March 2026
34AQI (US)
6th March 2026
15AQI (US)
7th March 2026
35AQI (US)
8th March 2026
34AQI (US)
9th March 2026
37AQI (US)
10th March 2026
30AQI (US)
11th March 2026
43AQI (US)
12th March 2026
42AQI (US)
13th March 2026
43AQI (US)
14th March 2026
34AQI (US)
15th March 2026
29AQI (US)
16th March 2026
38AQI (US)
17th March 2026
37AQI (US)
18th March 2026
29AQI (US)
19th March 2026
26AQI (US)
20th March 2026
33AQI (US)
21st March 2026
36AQI (US)
22nd March 2026
35AQI (US)
23rd March 2026
42AQI (US)
24th March 2026
36AQI (US)
25th March 2026
37AQI (US)
26th March 2026
24AQI (US)
27th March 2026
19AQI (US)
28th March 2026
26AQI (US)
29th March 2026
24AQI (US)
30th March 2026
22AQI (US)
31st March 2026
27AQI (US)
1st April 2026
29AQI (US)
2nd April 2026
29AQI (US)
3rd April 2026
27AQI (US)
4th April 2026
27AQI (US)
5th April 2026
42AQI (US)
6th April 2026
18AQI (US)
7th April 2026
24AQI (US)
8th April 2026
34AQI (US)
9th April 2026
30AQI (US)
10th April 2026
65AQI (US)
11th April 2026
17AQI (US)
12th April 2026
10AQI (US)
13th April 2026
26AQI (US)
14th April 2026
23AQI (US)
15th April 2026
29AQI (US)
16th April 2026
28AQI (US)
17th April 2026
18th April 2026
29AQI (US)
19th April 2026
43AQI (US)
20th April 2026
19AQI (US)
21st April 2026
25AQI (US)
22nd April 2026
23rd April 2026
22AQI (US)
24th April 2026
19AQI (US)
25th April 2026
24AQI (US)
26th April 2026
27AQI (US)
27th April 2026
29AQI (US)
28th April 2026
27AQI (US)
29th April 2026
22AQI (US)
30th April 2026
22AQI (US)
1st May 2026
26AQI (US)
2nd May 2026
20AQI (US)
3rd May 2026
18AQI (US)
4th May 2026
30AQI (US)
5th May 2026
37AQI (US)
6th May 2026
33AQI (US)
7th May 2026
28AQI (US)
8th May 2026
22AQI (US)
9th May 2026
10th May 2026
27AQI (US)
11th May 2026
25AQI (US)
12th May 2026
31AQI (US)
13th May 2026
28AQI (US)
14th May 2026
26AQI (US)
15th May 2026
34AQI (US)
16th May 2026
35AQI (US)
17th May 2026
36AQI (US)
18th May 2026
37AQI (US)
19th May 2026
37AQI (US)
20th May 2026
36AQI (US)
21st May 2026
38AQI (US)
22nd May 2026
43AQI (US)
23rd May 2026
40AQI (US)
24th May 2026
45AQI (US)
25th May 2026
37AQI (US)
26th May 2026
29AQI (US)
27th May 2026
25AQI (US)
28th May 2026
25AQI (US)
29th May 2026
24AQI (US)
30th May 2026
25AQI (US)
31st May 2026
25AQI (US)
1st June 2026
23AQI (US)
2nd June 2026
24AQI (US)
3rd June 2026
20AQI (US)
4th June 2026
5th June 2026
6th June 2026
7th June 2026
8th June 2026
9th June 2026
10th June 2026
11th June 2026
12th June 2026
13th June 2026
14th June 2026
15th June 2026
16th June 2026
17th June 2026
18th June 2026
19th June 2026
20th June 2026
21st June 2026
22nd June 2026
23rd June 2026
24th June 2026
25th June 2026
26th June 2026
27th June 2026
28th June 2026
29th June 2026
30th June 2026
1st July 2026
2nd July 2026
3rd July 2026
4th July 2026
5th July 2026
6th July 2026
7th July 2026
8th July 2026
9th July 2026
10th July 2026
11th July 2026
12th July 2026
13th July 2026
14th July 2026
15th July 2026
16th July 2026
17th July 2026
18th July 2026
19th July 2026
20th July 2026
21st July 2026
22nd July 2026
23rd July 2026
24th July 2026
25th July 2026
26th July 2026
27th July 2026
28th July 2026
29th July 2026
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

33AQI (US)

39AQI (US)

34AQI (US)

27AQI (US)

31AQI (US)

22AQI (US)

No. of days

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

202633AQI (US)

28
3
22
6
30
1
27
1
30
3
140
11

Highest AQI (US) recorded in

February

39AQI (US)

Lowest AQI (US) recorded in

June

22AQI (US)

202533AQI (US)

31
28
31
30
31
27
3
30
1
26
5
29
1
18
13
29
1
24
7
334
31

Highest AQI (US) recorded in

October

43AQI (US)

Lowest AQI (US) recorded in

April

21AQI (US)

202439AQI (US)

18
13
21
5
18
3
27
3
29
2
28
2
31
30
23
4
31
26
4
28
3
310
39

Highest AQI (US) recorded in

January

48AQI (US)

Lowest AQI (US) recorded in

October

32AQI (US)

202337AQI (US)

18
6
10
2
18
1
26
29
1
25
2
31
28
3
30
24
6
25
4
19
12
283
37

Highest AQI (US) recorded in

December

48AQI (US)

Lowest AQI (US) recorded in

July

29AQI (US)

202239AQI (US)

23
7
15
8
20
9
1
1
28
21
10
28
2
15
9
1
27
26
5
25
26
5
255
55
1
1

Highest AQI (US) recorded in

March

51AQI (US)

Lowest AQI (US) recorded in

August

31AQI (US)

202134AQI (US)

30
26
31
29
31
23
4
30
1
29
2
28
2
27
4
12
7
26
5
322
25

Highest AQI (US) recorded in

November

43AQI (US)

Lowest AQI (US) recorded in

January

25AQI (US)

202027AQI (US)

13
21
17
1
27
28
1
27
20
1
31
28
27
239
3

Highest AQI (US) recorded in

May

37AQI (US)

Lowest AQI (US) recorded in

November

20AQI (US)

Most & Least Polluted Years Over the Last 7 Years

Most Polluted Year Recorded
2024(Avg.)
39AQI (US)
Least Polluted Year Recorded
2020(Avg.)
27AQI (US)

Cacem's annual 2026 AQI (US) (33) shows an average percentage change of -3.7% (improved AQI (US)) compared to previous years: 2020 (27), 2021 (34), 2022 (39), 2023 (37), 2024 (39), 2025 (33).