Country Background
HistoryAQIPM₂.₅PM₁₀COSO₂NO₂O₃

Lisbon, 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+

July Air Quality Analysis

Lisbon, Lisboa, Portugal

2022
2023
2024
2025
2026
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
4th Jul 2022
93AQI
Lowest AQI recorded on
20th Jul 2024
14AQI

Same Day Analysis (29th July):
On this day, AQI across the 5 years varied significantly: 2026 ranks 1st highest AQI at 37 of Good air quality on the same day.

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

Lisbon, Lisboa, Portugal

AQI
Day
Night
.

6 AM29th Jul 2026

9 PM

5 AM30th Jul 2026

Day time
Avg. Highest Time
6AM29th Jul

42AQI

Avg. Lowest Time
7PM29th Jul

33AQI

Night time
Avg. Highest Time
4AM30th Jul

40AQI

Avg. Lowest Time
5AM30th Jul

21AQI

In the last 24 hours,

Lisbon's AQI reached its highest point of 42 at 6 AM during the Day, while the lowest point, 21, was recorded at 5 AM during the Night between 29th Jul and 30th Jul 2026.

Day & Night AQI Trend : Jul 2026

Lisbon, Lisboa, Portugal

Jul
01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th - 06th06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th
Day
Night
1st Jul 2026266 AMAQI
1st Jul 2026267 AMAQI
1st Jul 2026238 AMAQI
1st Jul 2026239 AMAQI
1st Jul 20262410 AMAQI
1st Jul 20262611 AMAQI
1st Jul 20262112 PMAQI
1st Jul 2026221 PMAQI
1st Jul 2026262 PMAQI
1st Jul 2026263 PMAQI
1st Jul 2026294 PMAQI
1st Jul 2026265 PMAQI
1st Jul 2026266 PMAQI
1st Jul 2026267 PMAQI
1st Jul 2026288 PMAQI
1st Jul 2026289 PMAQI
1st Jul 20262510 PMAQI
1st Jul 20262711 PMAQI
2nd Jul 20262412 AMAQI
2nd Jul 2026261 AMAQI
2nd Jul 2026282 AMAQI
2nd Jul 2026223 AMAQI
2nd Jul 2026204 AMAQI
2nd Jul 2026205 AMAQI

24°C18/30°C

2nd Jul 2026236 AMAQI
2nd Jul 2026247 AMAQI
2nd Jul 2026238 AMAQI
2nd Jul 2026259 AMAQI
2nd Jul 20262810 AMAQI
2nd Jul 20262811 AMAQI
2nd Jul 20262612 PMAQI
2nd Jul 2026261 PMAQI
2nd Jul 2026302 PMAQI
2nd Jul 2026283 PMAQI
2nd Jul 2026284 PMAQI
2nd Jul 2026275 PMAQI
2nd Jul 2026266 PMAQI
2nd Jul 2026277 PMAQI
2nd Jul 2026268 PMAQI
2nd Jul 2026289 PMAQI
2nd Jul 20262610 PMAQI
2nd Jul 20262811 PMAQI
3rd Jul 20262612 AMAQI
3rd Jul 2026281 AMAQI
3rd Jul 2026252 AMAQI
3rd Jul 2026253 AMAQI
3rd Jul 2026244 AMAQI
3rd Jul 2026265 AMAQI

29°C22/36°C

3rd Jul 2026256 AMAQI
3rd Jul 2026267 AMAQI
3rd Jul 2026238 AMAQI
3rd Jul 2026189 AMAQI
3rd Jul 20263310 AMAQI
3rd Jul 20263011 AMAQI
3rd Jul 20262812 PMAQI
3rd Jul 2026261 PMAQI
3rd Jul 2026262 PMAQI
3rd Jul 2026303 PMAQI
3rd Jul 2026284 PMAQI
3rd Jul 2026305 PMAQI
3rd Jul 2026306 PMAQI
3rd Jul 2026297 PMAQI
3rd Jul 2026268 PMAQI
3rd Jul 2026269 PMAQI
3rd Jul 20262810 PMAQI
3rd Jul 20263011 PMAQI
4th Jul 20262812 AMAQI
4th Jul 2026241 AMAQI
4th Jul 2026262 AMAQI
4th Jul 2026263 AMAQI
4th Jul 2026264 AMAQI
4th Jul 2026245 AMAQI

28°C25/32°C

4th Jul 2026266 AMAQI
4th Jul 2026297 AMAQI
4th Jul 2026288 AMAQI
4th Jul 2026279 AMAQI
4th Jul 20262610 AMAQI
4th Jul 20262611 AMAQI
4th Jul 20262512 PMAQI
4th Jul 2026291 PMAQI
4th Jul 2026282 PMAQI
4th Jul 2026263 PMAQI
4th Jul 2026264 PMAQI
4th Jul 2026265 PMAQI
4th Jul 2026256 PMAQI
4th Jul 2026267 PMAQI
4th Jul 2026258 PMAQI
4th Jul 2026269 PMAQI
4th Jul 20262410 PMAQI
4th Jul 20262411 PMAQI
5th Jul 20262612 AMAQI
5th Jul 2026201 AMAQI
5th Jul 2026202 AMAQI
5th Jul 2026193 AMAQI
5th Jul 2026204 AMAQI
5th Jul 2026225 AMAQI

27°C23/33°C

5th Jul 2026236 AMAQI
5th Jul 2026257 AMAQI
5th Jul 2026268 AMAQI
5th Jul 2026249 AMAQI
5th Jul 20262410 AMAQI
5th Jul 20262511 AMAQI
5th Jul 20262212 PMAQI
5th Jul 2026271 PMAQI
5th Jul 2026252 PMAQI
5th Jul 2026263 PMAQI
5th Jul 2026284 PMAQI
5th Jul 2026285 PMAQI
5th Jul 2026296 PMAQI
5th Jul 2026267 PMAQI
5th Jul 2026238 PMAQI
5th Jul 2026269 PMAQI
5th Jul 20262610 PMAQI
5th Jul 20262611 PMAQI
6th Jul 20262412 AMAQI
6th Jul 2026241 AMAQI
6th Jul 2026242 AMAQI
6th Jul 2026233 AMAQI
6th Jul 2026214 AMAQI
6th Jul 2026205 AMAQI

28°C24/34°C

6th Jul 2026246 AMAQI
6th Jul 2026247 AMAQI
6th Jul 2026268 AMAQI
6th Jul 2026229 AMAQI
6th Jul 20262210 AMAQI
6th Jul 20262411 AMAQI
6th Jul 20262612 PMAQI
6th Jul 2026261 PMAQI
6th Jul 2026282 PMAQI
6th Jul 2026283 PMAQI
6th Jul 2026284 PMAQI
6th Jul 2026305 PMAQI
6th Jul 2026306 PMAQI
6th Jul 2026297 PMAQI
6th Jul 2026288 PMAQI
6th Jul 2026309 PMAQI
6th Jul 20262810 PMAQI
6th Jul 20262911 PMAQI
7th Jul 20262812 AMAQI
7th Jul 2026261 AMAQI
7th Jul 2026252 AMAQI
7th Jul 2026243 AMAQI
7th Jul 2026224 AMAQI
7th Jul 2026225 AMAQI

27°C21/33°C

7th Jul 2026266 AMAQI
7th Jul 2026307 AMAQI
7th Jul 2026268 AMAQI
7th Jul 2026319 AMAQI
7th Jul 20264010 AMAQI
7th Jul 20262811 AMAQI
7th Jul 20262812 PMAQI
7th Jul 2026261 PMAQI
7th Jul 2026282 PMAQI
7th Jul 2026263 PMAQI
7th Jul 2026314 PMAQI
7th Jul 2026305 PMAQI
7th Jul 2026296 PMAQI
7th Jul 2026287 PMAQI
7th Jul 2026288 PMAQI
7th Jul 2026289 PMAQI
7th Jul 20262810 PMAQI
7th Jul 20262911 PMAQI
8th Jul 20263012 AMAQI
8th Jul 2026261 AMAQI
8th Jul 2026262 AMAQI
8th Jul 2026283 AMAQI
8th Jul 2026244 AMAQI
8th Jul 2026245 AMAQI

24°C19/30°C

8th Jul 2026266 AMAQI
8th Jul 2026287 AMAQI
8th Jul 2026288 AMAQI
8th Jul 2026249 AMAQI
8th Jul 20262210 AMAQI
8th Jul 20262011 AMAQI
8th Jul 20262212 PMAQI
8th Jul 2026221 PMAQI
8th Jul 2026242 PMAQI
8th Jul 2026243 PMAQI
8th Jul 2026304 PMAQI
8th Jul 2026295 PMAQI
8th Jul 2026286 PMAQI
8th Jul 2026297 PMAQI
8th Jul 2026268 PMAQI
8th Jul 2026269 PMAQI
8th Jul 20262610 PMAQI
8th Jul 20262611 PMAQI
9th Jul 20262812 AMAQI
9th Jul 2026241 AMAQI
9th Jul 2026222 AMAQI
9th Jul 2026243 AMAQI
9th Jul 2026224 AMAQI
9th Jul 2026215 AMAQI

23°C18/31°C

9th Jul 2026236 AMAQI
9th Jul 2026267 AMAQI
9th Jul 2026258 AMAQI
9th Jul 2026289 AMAQI
9th Jul 20262410 AMAQI
9th Jul 20262511 AMAQI
9th Jul 20262812 PMAQI
9th Jul 2026261 PMAQI
9th Jul 2026282 PMAQI
9th Jul 2026273 PMAQI
9th Jul 2026284 PMAQI
9th Jul 2026295 PMAQI
9th Jul 2026306 PMAQI
9th Jul 2026287 PMAQI
9th Jul 2026278 PMAQI
9th Jul 2026289 PMAQI
9th Jul 20262810 PMAQI
9th Jul 20262711 PMAQI
10th Jul 20262712 AMAQI
10th Jul 2026301 AMAQI
10th Jul 2026282 AMAQI
10th Jul 2026283 AMAQI
10th Jul 2026284 AMAQI
10th Jul 2026265 AMAQI

21°C18/26°C

10th Jul 2026226 AMAQI
10th Jul 2026207 AMAQI
10th Jul 2026278 AMAQI
10th Jul 2026309 AMAQI
10th Jul 20263010 AMAQI
10th Jul 20262811 AMAQI
10th Jul 20262912 PMAQI
10th Jul 2026281 PMAQI
10th Jul 2026302 PMAQI
10th Jul 2026323 PMAQI
10th Jul 2026324 PMAQI
10th Jul 2026315 PMAQI
10th Jul 2026326 PMAQI
10th Jul 2026317 PMAQI
10th Jul 2026268 PMAQI
10th Jul 2026309 PMAQI
10th Jul 20263210 PMAQI
10th Jul 20263011 PMAQI
11th Jul 20263112 AMAQI
11th Jul 2026291 AMAQI
11th Jul 2026332 AMAQI
11th Jul 2026273 AMAQI
11th Jul 2026284 AMAQI
11th Jul 2026245 AMAQI

21°C17/27°C

11th Jul 2026246 AMAQI
11th Jul 2026227 AMAQI
11th Jul 2026258 AMAQI
11th Jul 2026309 AMAQI
11th Jul 20263010 AMAQI
11th Jul 20263011 AMAQI
11th Jul 20262412 PMAQI
11th Jul 2026301 PMAQI
11th Jul 2026322 PMAQI
11th Jul 2026323 PMAQI
11th Jul 2026304 PMAQI
11th Jul 2026315 PMAQI
11th Jul 2026296 PMAQI
11th Jul 2026287 PMAQI
11th Jul 2026278 PMAQI
11th Jul 2026319 PMAQI
11th Jul 20262810 PMAQI
11th Jul 20263011 PMAQI
12th Jul 20262612 AMAQI
12th Jul 2026281 AMAQI
12th Jul 2026312 AMAQI
12th Jul 2026243 AMAQI
12th Jul 2026244 AMAQI
12th Jul 2026225 AMAQI

20°C17/23°C

12th Jul 2026226 AMAQI
12th Jul 2026237 AMAQI
12th Jul 2026248 AMAQI
12th Jul 2026289 AMAQI
12th Jul 20262810 AMAQI
12th Jul 20262811 AMAQI
12th Jul 20262712 PMAQI
12th Jul 2026281 PMAQI
12th Jul 2026282 PMAQI
12th Jul 2026283 PMAQI
12th Jul 2026294 PMAQI
12th Jul 2026305 PMAQI
12th Jul 2026286 PMAQI
12th Jul 2026267 PMAQI
12th Jul 2026268 PMAQI
12th Jul 2026269 PMAQI
12th Jul 20262710 PMAQI
12th Jul 20262611 PMAQI
13th Jul 20262712 AMAQI
13th Jul 2026261 AMAQI
13th Jul 2026262 AMAQI
13th Jul 2026243 AMAQI
13th Jul 2026244 AMAQI
13th Jul 2026225 AMAQI

20°C17/24°C

13th Jul 2026226 AMAQI
13th Jul 2026207 AMAQI
13th Jul 2026258 AMAQI
13th Jul 2026309 AMAQI
13th Jul 20262810 AMAQI
13th Jul 20262811 AMAQI
13th Jul 20263012 PMAQI
13th Jul 2026301 PMAQI
13th Jul 2026302 PMAQI
13th Jul 2026323 PMAQI
13th Jul 2026294 PMAQI
13th Jul 2026305 PMAQI
13th Jul 2026316 PMAQI
13th Jul 2026307 PMAQI
13th Jul 2026268 PMAQI
13th Jul 2026309 PMAQI
13th Jul 20262810 PMAQI
13th Jul 20263011 PMAQI
14th Jul 20262612 AMAQI
14th Jul 2026301 AMAQI
14th Jul 2026302 AMAQI
14th Jul 2026243 AMAQI
14th Jul 2026234 AMAQI
14th Jul 2026205 AMAQI

21°C18/25°C

14th Jul 2026206 AMAQI
14th Jul 2026197 AMAQI
14th Jul 2026228 AMAQI
14th Jul 2026289 AMAQI
14th Jul 20263010 AMAQI
14th Jul 20262811 AMAQI
14th Jul 20262812 PMAQI
14th Jul 2026281 PMAQI
14th Jul 2026232 PMAQI
14th Jul 2026303 PMAQI
14th Jul 2026304 PMAQI
14th Jul 2026315 PMAQI
14th Jul 2026306 PMAQI
14th Jul 2026307 PMAQI
14th Jul 2026258 PMAQI
14th Jul 2026299 PMAQI
14th Jul 20262210 PMAQI
14th Jul 20262811 PMAQI
15th Jul 20262412 AMAQI
15th Jul 2026261 AMAQI
15th Jul 2026302 AMAQI
15th Jul 2026243 AMAQI
15th Jul 2026224 AMAQI
15th Jul 2026205 AMAQI

21°C18/26°C

15th Jul 2026206 AMAQI
15th Jul 2026197 AMAQI
15th Jul 2026208 AMAQI
15th Jul 2026229 AMAQI
15th Jul 20262310 AMAQI
15th Jul 20262011 AMAQI
15th Jul 20262312 PMAQI
15th Jul 2026221 PMAQI
15th Jul 2026242 PMAQI
15th Jul 2026223 PMAQI
15th Jul 2026224 PMAQI
15th Jul 2026245 PMAQI
15th Jul 2026266 PMAQI
15th Jul 2026267 PMAQI
15th Jul 2026248 PMAQI
15th Jul 2026289 PMAQI
15th Jul 20262610 PMAQI
15th Jul 20262611 PMAQI
16th Jul 20262812 AMAQI
16th Jul 2026261 AMAQI
16th Jul 2026262 AMAQI
16th Jul 2026233 AMAQI
16th Jul 2026244 AMAQI
16th Jul 2026235 AMAQI

22°C19/25°C

16th Jul 2026216 AMAQI
16th Jul 2026167 AMAQI
16th Jul 202668 AMAQI
16th Jul 2026229 AMAQI
16th Jul 20261610 AMAQI
16th Jul 20261811 AMAQI
16th Jul 20261212 PMAQI
16th Jul 2026201 PMAQI
16th Jul 2026252 PMAQI
16th Jul 2026273 PMAQI
16th Jul 2026264 PMAQI
16th Jul 2026275 PMAQI
16th Jul 2026266 PMAQI
16th Jul 2026257 PMAQI
16th Jul 2026258 PMAQI
16th Jul 2026269 PMAQI
16th Jul 20262710 PMAQI
16th Jul 20262811 PMAQI
17th Jul 20262412 AMAQI
17th Jul 2026261 AMAQI
17th Jul 2026252 AMAQI
17th Jul 2026243 AMAQI
17th Jul 2026204 AMAQI
17th Jul 2026195 AMAQI

22°C19/26°C

17th Jul 2026206 AMAQI
17th Jul 2026227 AMAQI
17th Jul 2026298 AMAQI
17th Jul 2026299 AMAQI
17th Jul 20262910 AMAQI
17th Jul 20263811 AMAQI
17th Jul 20263812 PMAQI
17th Jul 2026381 PMAQI
17th Jul 2026382 PMAQI
17th Jul 2026383 PMAQI
17th Jul 2026384 PMAQI
17th Jul 2026385 PMAQI
17th Jul 2026386 PMAQI
17th Jul 2026387 PMAQI
17th Jul 2026428 PMAQI
17th Jul 2026369 PMAQI
17th Jul 20263810 PMAQI
17th Jul 20263811 PMAQI
18th Jul 20263812 AMAQI
18th Jul 2026381 AMAQI
18th Jul 2026382 AMAQI
18th Jul 2026383 AMAQI
18th Jul 2026334 AMAQI
18th Jul 2026315 AMAQI

22°C18/26°C

18th Jul 2026336 AMAQI
18th Jul 2026337 AMAQI
18th Jul 2026338 AMAQI
18th Jul 2026369 AMAQI
18th Jul 20263610 AMAQI
18th Jul 20263311 AMAQI
18th Jul 20263312 PMAQI
18th Jul 2026331 PMAQI
18th Jul 2026332 PMAQI
18th Jul 2026313 PMAQI
18th Jul 2026334 PMAQI
18th Jul 2026335 PMAQI
18th Jul 2026336 PMAQI
18th Jul 2026337 PMAQI
18th Jul 2026338 PMAQI
18th Jul 2026409 PMAQI
18th Jul 20262710 PMAQI
18th Jul 20262911 PMAQI
19th Jul 20263112 AMAQI
19th Jul 2026251 AMAQI
19th Jul 2026292 AMAQI
19th Jul 2026333 AMAQI
19th Jul 2026274 AMAQI
19th Jul 2026215 AMAQI

21°C18/25°C

19th Jul 2026216 AMAQI
19th Jul 2026237 AMAQI
19th Jul 2026218 AMAQI
19th Jul 2026219 AMAQI
19th Jul 20262110 AMAQI
19th Jul 20262111 AMAQI
19th Jul 20262112 PMAQI
19th Jul 2026211 PMAQI
19th Jul 2026212 PMAQI
19th Jul 2026233 PMAQI
19th Jul 2026214 PMAQI
19th Jul 2026215 PMAQI
19th Jul 2026216 PMAQI
19th Jul 2026217 PMAQI
19th Jul 2026218 PMAQI
19th Jul 2026219 PMAQI
19th Jul 20262110 PMAQI
19th Jul 20262111 PMAQI
20th Jul 20262112 AMAQI
20th Jul 2026231 AMAQI
20th Jul 2026212 AMAQI
20th Jul 2026213 AMAQI
20th Jul 2026304 AMAQI
20th Jul 2026385 AMAQI

21°C18/25°C

20th Jul 2026406 AMAQI
20th Jul 2026337 AMAQI
20th Jul 2026308 AMAQI
20th Jul 2026239 AMAQI
20th Jul 20262410 AMAQI
20th Jul 20262511 AMAQI
20th Jul 20262512 PMAQI
20th Jul 2026231 PMAQI
20th Jul 2026232 PMAQI
20th Jul 2026213 PMAQI
20th Jul 2026254 PMAQI
20th Jul 2026255 PMAQI
20th Jul 2026256 PMAQI
20th Jul 2026237 PMAQI
20th Jul 2026258 PMAQI
20th Jul 2026259 PMAQI
20th Jul 20262510 PMAQI
20th Jul 20262511 PMAQI
21st Jul 20262312 AMAQI
21st Jul 2026251 AMAQI
21st Jul 2026252 AMAQI
21st Jul 2026253 AMAQI
21st Jul 2026235 AMAQI

22°C19/26°C

21st Jul 2026276 AMAQI
21st Jul 2026257 AMAQI
21st Jul 2026278 AMAQI
21st Jul 2026259 AMAQI
21st Jul 20262510 AMAQI
21st Jul 20263411 AMAQI
21st Jul 20262712 PMAQI
21st Jul 2026251 PMAQI
21st Jul 2026292 PMAQI
21st Jul 2026273 PMAQI
21st Jul 2026324 PMAQI
21st Jul 2026365 PMAQI
21st Jul 2026296 PMAQI
21st Jul 2026317 PMAQI
21st Jul 2026298 PMAQI
21st Jul 2026299 PMAQI
21st Jul 20262910 PMAQI
21st Jul 20262911 PMAQI
22nd Jul 20263112 AMAQI
22nd Jul 2026311 AMAQI
22nd Jul 2026292 AMAQI
22nd Jul 2026293 AMAQI
22nd Jul 2026294 AMAQI
22nd Jul 2026315 AMAQI

22°C18/27°C

22nd Jul 2026336 AMAQI
22nd Jul 2026317 AMAQI
22nd Jul 2026338 AMAQI
22nd Jul 2026339 AMAQI
22nd Jul 20263110 AMAQI
22nd Jul 20263111 AMAQI
22nd Jul 20263112 PMAQI
22nd Jul 2026311 PMAQI
22nd Jul 2026332 PMAQI
22nd Jul 2026333 PMAQI
22nd Jul 2026314 PMAQI
22nd Jul 2026335 PMAQI
22nd Jul 2026336 PMAQI
22nd Jul 2026337 PMAQI
22nd Jul 2026338 PMAQI
22nd Jul 2026339 PMAQI
22nd Jul 20263110 PMAQI
22nd Jul 20263611 PMAQI
23rd Jul 20263312 AMAQI
23rd Jul 2026331 AMAQI
23rd Jul 2026332 AMAQI
23rd Jul 2026333 AMAQI
23rd Jul 2026314 AMAQI
23rd Jul 2026335 AMAQI

22°C19/27°C

23rd Jul 2026336 AMAQI
23rd Jul 2026297 AMAQI
23rd Jul 2026318 AMAQI
23rd Jul 2026339 AMAQI
23rd Jul 20263110 AMAQI
23rd Jul 20263111 AMAQI
23rd Jul 20263112 PMAQI
23rd Jul 2026291 PMAQI
23rd Jul 2026332 PMAQI
23rd Jul 2026333 PMAQI
23rd Jul 2026294 PMAQI
23rd Jul 2026295 PMAQI
23rd Jul 2026296 PMAQI
23rd Jul 2026277 PMAQI
23rd Jul 2026318 PMAQI
23rd Jul 2026319 PMAQI
23rd Jul 20262910 PMAQI
23rd Jul 20262911 PMAQI
24th Jul 20262512 AMAQI
24th Jul 2026271 AMAQI
24th Jul 2026292 AMAQI
24th Jul 2026273 AMAQI
24th Jul 2026294 AMAQI
24th Jul 2026295 AMAQI

22°C19/27°C

24th Jul 2026276 AMAQI
24th Jul 2026257 AMAQI
24th Jul 2026258 AMAQI
24th Jul 2026259 AMAQI
24th Jul 20262510 AMAQI
24th Jul 20262511 AMAQI
24th Jul 20262512 PMAQI
24th Jul 2026251 PMAQI
24th Jul 2026252 PMAQI
24th Jul 2026233 PMAQI
24th Jul 2026254 PMAQI
24th Jul 2026255 PMAQI
24th Jul 2026256 PMAQI
24th Jul 2026257 PMAQI
24th Jul 2026238 PMAQI
24th Jul 2026259 PMAQI
24th Jul 20262510 PMAQI
24th Jul 20262511 PMAQI
25th Jul 20262512 AMAQI
25th Jul 2026251 AMAQI
25th Jul 2026252 AMAQI
25th Jul 2026253 AMAQI
25th Jul 2026254 AMAQI
25th Jul 2026215 AMAQI

21°C19/25°C

25th Jul 2026256 AMAQI
25th Jul 2026257 AMAQI
25th Jul 2026258 AMAQI
25th Jul 2026259 AMAQI
25th Jul 20262310 AMAQI
25th Jul 20262511 AMAQI
25th Jul 20262112 PMAQI
25th Jul 2026231 PMAQI
25th Jul 2026252 PMAQI
25th Jul 2026233 PMAQI
25th Jul 2026234 PMAQI
25th Jul 2026235 PMAQI
25th Jul 2026256 PMAQI
25th Jul 2026237 PMAQI
25th Jul 2026258 PMAQI
25th Jul 2026259 PMAQI
25th Jul 20262310 PMAQI
25th Jul 20262511 PMAQI
26th Jul 20262512 AMAQI
26th Jul 2026251 AMAQI
26th Jul 2026252 AMAQI
26th Jul 2026253 AMAQI
26th Jul 2026254 AMAQI
26th Jul 2026255 AMAQI

22°C19/25°C

26th Jul 2026256 AMAQI
26th Jul 2026257 AMAQI
26th Jul 2026278 AMAQI
26th Jul 2026259 AMAQI
26th Jul 20262710 AMAQI
26th Jul 20262511 AMAQI
26th Jul 20262712 PMAQI
26th Jul 2026251 PMAQI
26th Jul 2026252 PMAQI
26th Jul 2026253 PMAQI
26th Jul 2026254 PMAQI
26th Jul 2026255 PMAQI
26th Jul 2026256 PMAQI
26th Jul 2026277 PMAQI
26th Jul 2026258 PMAQI
26th Jul 2026259 PMAQI
26th Jul 20262510 PMAQI
26th Jul 20262511 PMAQI
27th Jul 20262512 AMAQI
27th Jul 2026231 AMAQI
27th Jul 2026252 AMAQI
27th Jul 2026233 AMAQI
27th Jul 2026254 AMAQI
27th Jul 2026235 AMAQI

22°C18/28°C

27th Jul 2026256 AMAQI
27th Jul 2026257 AMAQI
27th Jul 2026258 AMAQI
27th Jul 2026239 AMAQI
27th Jul 20262510 AMAQI
27th Jul 20262311 AMAQI
27th Jul 20262112 PMAQI
27th Jul 2026231 PMAQI
27th Jul 2026232 PMAQI
27th Jul 2026253 PMAQI
27th Jul 2026214 PMAQI
27th Jul 2026215 PMAQI
27th Jul 2026366 PMAQI
27th Jul 2026527 PMAQI
27th Jul 2026388 PMAQI
27th Jul 2026239 PMAQI
27th Jul 20262510 PMAQI
27th Jul 20262511 PMAQI
28th Jul 20262512 AMAQI
28th Jul 2026251 AMAQI
28th Jul 2026292 AMAQI
28th Jul 2026273 AMAQI
28th Jul 2026254 AMAQI
28th Jul 2026275 AMAQI

24°C19/31°C

28th Jul 2026296 AMAQI
28th Jul 2026297 AMAQI
28th Jul 2026318 AMAQI
28th Jul 2026349 AMAQI
28th Jul 20262910 AMAQI
28th Jul 20263311 AMAQI
28th Jul 20263812 PMAQI
28th Jul 2026361 PMAQI
28th Jul 2026362 PMAQI
28th Jul 2026423 PMAQI
28th Jul 2026404 PMAQI
28th Jul 2026385 PMAQI
28th Jul 2026386 PMAQI
28th Jul 2026387 PMAQI
28th Jul 2026388 PMAQI
28th Jul 2026409 PMAQI
28th Jul 20264210 PMAQI
28th Jul 20264211 PMAQI
29th Jul 20264212 AMAQI
29th Jul 2026401 AMAQI
29th Jul 2026422 AMAQI
29th Jul 2026403 AMAQI
29th Jul 2026404 AMAQI
29th Jul 2026405 AMAQI

24°C21/31°C

29th Jul 2026426 AMAQI
29th Jul 2026407 AMAQI
29th Jul 2026408 AMAQI
29th Jul 2026389 AMAQI
29th Jul 20263610 AMAQI
29th Jul 20264011 AMAQI
29th Jul 20263812 PMAQI
29th Jul 2026361 PMAQI
29th Jul 2026362 PMAQI
29th Jul 2026363 PMAQI
29th Jul 2026334 PMAQI
29th Jul 2026335 PMAQI
29th Jul 2026336 PMAQI
29th Jul 2026337 PMAQI
29th Jul 2026368 PMAQI
29th Jul 2026319 PMAQI
29th Jul 20263310 PMAQI
29th Jul 20263311 PMAQI
30th Jul 20263112 AMAQI
30th Jul 2026311 AMAQI
30th Jul 2026312 AMAQI
30th Jul 2026293 AMAQI
30th Jul 2026404 AMAQI
30th Jul 2026215 AMAQI

22°C19/28°C

30th Jul 2026276 AMAQI
6 AM
30th Jul 2026277 AMAQI
30th Jul 2026258 AMAQI
30th Jul 2026319 AMAQI
30th Jul 20263310 AMAQI
30th Jul 20263611 AMAQI
30th Jul 20262912 PMAQI
30th Jul 2026271 PMAQI
1 PM
30th Jul 2026292 PMAQI
30th Jul 2026293 PMAQI
30th Jul 2026274 PMAQI
30th Jul 2026295 PMAQI
30th Jul 2026296 PMAQI
30th Jul 2026277 PMAQI
30th Jul 2026258 PMAQI
30th Jul 2026279 PMAQI
9 PM
30th Jul 20262710 PMAQI
30th Jul 20262511 PMAQI
1 AM
5 AM

21°C17/27°C

Day time
Avg. Highest Time
4 PM - 7 PM

29AQI

4 hours / Day
120 hours / Month
Avg. Lowest Time
6 AM - 8 AM

26AQI

3 hours / Day
90 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 4 PM to 7 PM (Avg. 29), while the lowest AQI was between 6 AM to 8 AM (Avg. 26).
Night time
Avg. Highest Time
12 AM

28AQI

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

25AQI

1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 12 AM (Avg. 28), while the lowest AQI was between 5 AM to 5 AM (Avg. 25).

2026 Days Vs Air Quality

Lisbon, Lisboa, Portugal

2026

98%

202

2%

5

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

Good
202 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 211 days were within WHO’s safe air quality limits. The risk of health issues is Very Low, but health impacts are still unclear.

Annual Air Quality Insights

Lisbon, 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
43AQI (US)
2nd January 2026
21AQI (US)
3rd January 2026
19AQI (US)
4th January 2026
25AQI (US)
5th January 2026
25AQI (US)
6th January 2026
28AQI (US)
7th January 2026
28AQI (US)
8th January 2026
39AQI (US)
9th January 2026
22AQI (US)
10th January 2026
28AQI (US)
11th January 2026
45AQI (US)
12th January 2026
21AQI (US)
13th January 2026
13AQI (US)
14th January 2026
18AQI (US)
15th January 2026
22AQI (US)
16th January 2026
26AQI (US)
17th January 2026
28AQI (US)
18th January 2026
34AQI (US)
19th January 2026
32AQI (US)
20th January 2026
27AQI (US)
21st January 2026
24AQI (US)
22nd January 2026
36AQI (US)
23rd January 2026
45AQI (US)
24th January 2026
33AQI (US)
25th January 2026
47AQI (US)
26th January 2026
46AQI (US)
27th January 2026
39AQI (US)
28th January 2026
41AQI (US)
29th January 2026
45AQI (US)
30th January 2026
58AQI (US)
31st January 2026
43AQI (US)
1st February 2026
43AQI (US)
2nd February 2026
47AQI (US)
3rd February 2026
46AQI (US)
4th February 2026
44AQI (US)
5th February 2026
49AQI (US)
6th February 2026
46AQI (US)
7th February 2026
43AQI (US)
8th February 2026
44AQI (US)
9th February 2026
47AQI (US)
10th February 2026
31AQI (US)
11th February 2026
24AQI (US)
12th February 2026
44AQI (US)
13th February 2026
14AQI (US)
14th February 2026
41AQI (US)
15th February 2026
38AQI (US)
16th February 2026
30AQI (US)
17th February 2026
44AQI (US)
18th February 2026
43AQI (US)
19th February 2026
43AQI (US)
20th February 2026
35AQI (US)
21st February 2026
45AQI (US)
22nd February 2026
44AQI (US)
23rd February 2026
28AQI (US)
24th February 2026
66AQI (US)
25th February 2026
45AQI (US)
26th February 2026
51AQI (US)
27th February 2026
13AQI (US)
28th February 2026
13AQI (US)
1st March 2026
39AQI (US)
2nd March 2026
45AQI (US)
3rd March 2026
47AQI (US)
4th March 2026
54AQI (US)
5th March 2026
33AQI (US)
6th March 2026
14AQI (US)
7th March 2026
37AQI (US)
8th March 2026
29AQI (US)
9th March 2026
37AQI (US)
10th March 2026
30AQI (US)
11th March 2026
43AQI (US)
12th March 2026
41AQI (US)
13th March 2026
38AQI (US)
14th March 2026
33AQI (US)
15th March 2026
29AQI (US)
16th March 2026
36AQI (US)
17th March 2026
35AQI (US)
18th March 2026
29AQI (US)
19th March 2026
30AQI (US)
20th March 2026
34AQI (US)
21st March 2026
36AQI (US)
22nd March 2026
36AQI (US)
23rd March 2026
43AQI (US)
24th March 2026
37AQI (US)
25th March 2026
38AQI (US)
26th March 2026
24AQI (US)
27th March 2026
20AQI (US)
28th March 2026
30AQI (US)
29th March 2026
26AQI (US)
30th March 2026
24AQI (US)
31st March 2026
28AQI (US)
1st April 2026
29AQI (US)
2nd April 2026
29AQI (US)
3rd April 2026
27AQI (US)
4th April 2026
29AQI (US)
5th April 2026
42AQI (US)
6th April 2026
18AQI (US)
7th April 2026
25AQI (US)
8th April 2026
38AQI (US)
9th April 2026
32AQI (US)
10th April 2026
64AQI (US)
11th April 2026
17AQI (US)
12th April 2026
11AQI (US)
13th April 2026
30AQI (US)
14th April 2026
26AQI (US)
15th April 2026
33AQI (US)
16th April 2026
33AQI (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
32AQI (US)
28th April 2026
27AQI (US)
29th April 2026
24AQI (US)
30th April 2026
25AQI (US)
1st May 2026
30AQI (US)
2nd May 2026
23AQI (US)
3rd May 2026
20AQI (US)
4th May 2026
32AQI (US)
5th May 2026
38AQI (US)
6th May 2026
33AQI (US)
7th May 2026
28AQI (US)
8th May 2026
22AQI (US)
9th May 2026
10th May 2026
30AQI (US)
11th May 2026
27AQI (US)
12th May 2026
31AQI (US)
13th May 2026
29AQI (US)
14th May 2026
26AQI (US)
15th May 2026
34AQI (US)
16th May 2026
35AQI (US)
17th May 2026
36AQI (US)
18th May 2026
36AQI (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
47AQI (US)
25th May 2026
36AQI (US)
26th May 2026
29AQI (US)
27th May 2026
28AQI (US)
28th May 2026
27AQI (US)
29th May 2026
26AQI (US)
30th May 2026
26AQI (US)
31st May 2026
26AQI (US)
1st June 2026
25AQI (US)
2nd June 2026
24AQI (US)
3rd June 2026
21AQI (US)
4th June 2026
22AQI (US)
5th June 2026
23AQI (US)
6th June 2026
23AQI (US)
7th June 2026
21AQI (US)
8th June 2026
23AQI (US)
9th June 2026
22AQI (US)
10th June 2026
24AQI (US)
11th June 2026
25AQI (US)
12th June 2026
26AQI (US)
13th June 2026
25AQI (US)
14th June 2026
24AQI (US)
15th June 2026
23AQI (US)
16th June 2026
25AQI (US)
17th June 2026
26AQI (US)
18th June 2026
26AQI (US)
19th June 2026
23AQI (US)
20th June 2026
21AQI (US)
21st June 2026
19AQI (US)
22nd June 2026
24AQI (US)
23rd June 2026
23AQI (US)
24th June 2026
24AQI (US)
25th June 2026
20AQI (US)
26th June 2026
19AQI (US)
27th June 2026
25AQI (US)
28th June 2026
23AQI (US)
29th June 2026
21AQI (US)
30th June 2026
22AQI (US)
1st July 2026
25AQI (US)
2nd July 2026
26AQI (US)
3rd July 2026
27AQI (US)
4th July 2026
26AQI (US)
5th July 2026
24AQI (US)
6th July 2026
26AQI (US)
7th July 2026
28AQI (US)
8th July 2026
26AQI (US)
9th July 2026
26AQI (US)
10th July 2026
29AQI (US)
11th July 2026
29AQI (US)
12th July 2026
27AQI (US)
13th July 2026
27AQI (US)
14th July 2026
26AQI (US)
15th July 2026
23AQI (US)
16th July 2026
23AQI (US)
17th July 2026
32AQI (US)
18th July 2026
34AQI (US)
19th July 2026
23AQI (US)
20th July 2026
26AQI (US)
21st July 2026
28AQI (US)
22nd July 2026
32AQI (US)
23rd July 2026
31AQI (US)
24th July 2026
26AQI (US)
25th July 2026
24AQI (US)
26th July 2026
25AQI (US)
27th July 2026
26AQI (US)
28th July 2026
34AQI (US)
29th July 2026
37AQI (US)
30th July 2026
31st July 2026
1st August 2026
2nd August 2026
3rd August 2026
4th August 2026
5th August 2026
6th August 2026
7th August 2026
8th August 2026
9th August 2026
10th August 2026
11th August 2026
12th August 2026
13th August 2026
14th August 2026
15th August 2026
16th August 2026
17th August 2026
18th August 2026
19th August 2026
20th August 2026
21st August 2026
22nd August 2026
23rd August 2026
24th August 2026
25th August 2026
26th August 2026
27th August 2026
28th August 2026
29th August 2026
30th August 2026
31st August 2026
1st September 2026
2nd September 2026
3rd September 2026
4th September 2026
5th September 2026
6th September 2026
7th September 2026
8th September 2026
9th September 2026
10th September 2026
11th September 2026
12th September 2026
13th September 2026
14th September 2026
15th September 2026
16th September 2026
17th September 2026
18th September 2026
19th September 2026
20th September 2026
21st September 2026
22nd September 2026
23rd September 2026
24th September 2026
25th September 2026
26th September 2026
27th September 2026
28th September 2026
29th September 2026
30th September 2026
1st October 2026
2nd October 2026
3rd October 2026
4th October 2026
5th October 2026
6th October 2026
7th October 2026
8th October 2026
9th October 2026
10th October 2026
11th October 2026
12th October 2026
13th October 2026
14th October 2026
15th October 2026
16th October 2026
17th October 2026
18th October 2026
19th October 2026
20th October 2026
21st October 2026
22nd October 2026
23rd October 2026
24th October 2026
25th October 2026
26th October 2026
27th October 2026
28th October 2026
29th October 2026
30th October 2026
31st October 2026
1st November 2026
2nd November 2026
3rd November 2026
4th November 2026
5th November 2026
6th November 2026
7th November 2026
8th November 2026
9th November 2026
10th November 2026
11th November 2026
12th November 2026
13th November 2026
14th November 2026
15th November 2026
16th November 2026
17th November 2026
18th November 2026
19th November 2026
20th November 2026
21st November 2026
22nd November 2026
23rd November 2026
24th November 2026
25th November 2026
26th November 2026
27th November 2026
28th November 2026
29th November 2026
30th November 2026
1st December 2026
2nd December 2026
3rd December 2026
4th December 2026
5th December 2026
6th December 2026
7th December 2026
8th December 2026
9th December 2026
10th December 2026
11th December 2026
12th December 2026
13th December 2026
14th December 2026
15th December 2026
16th December 2026
17th December 2026
18th December 2026
19th December 2026
20th December 2026
21st December 2026
22nd December 2026
23rd December 2026
24th December 2026
25th December 2026
26th December 2026
27th December 2026
28th December 2026
29th December 2026
30th December 2026
31st December 2026

32AQI (US)

39AQI (US)

34AQI (US)

29AQI (US)

32AQI (US)

23AQI (US)

27AQI (US)

No. of days

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

202631AQI (US)

30
1
26
2
30
1
27
1
30
30
29
202
5

Highest AQI (US) recorded in

February

39AQI (US)

Lowest AQI (US) recorded in

June

23AQI (US)

202535AQI (US)

31
28
31
30
28
3
24
6
28
3
20
11
28
2
20
11
28
2
26
5
322
43

Highest AQI (US) recorded in

October

46AQI (US)

Lowest AQI (US) recorded in

April

23AQI (US)

202437AQI (US)

19
12
18
8
17
3
27
3
30
1
29
1
29
2
30
16
9
31
22
8
25
6
293
53

Highest AQI (US) recorded in

September

44AQI (US)

Lowest AQI (US) recorded in

July

29AQI (US)

202334AQI (US)

23
1
11
1
17
2
24
28
2
25
2
30
1
28
3
30
23
7
25
4
20
11
284
34

Highest AQI (US) recorded in

December

43AQI (US)

Lowest AQI (US) recorded in

September

28AQI (US)

202233AQI (US)

22
7
16
6
24
5
1
1
30
31
30
17
7
1
1
27
28
3
25
30
1
281
30
1
1

Highest AQI (US) recorded in

August

53AQI (US)

Lowest AQI (US) recorded in

September

25AQI (US)

202130AQI (US)

30
26
31
29
29
2
25
3
30
1
26
2
30
24
7
22
6
26
5
328
26

Highest AQI (US) recorded in

October

41AQI (US)

Lowest AQI (US) recorded in

January

9AQI (US)

202019AQI (US)

13
19
18
27
29
27
21
31
28
27
240

Highest AQI (US) recorded in

May

31AQI (US)

Lowest AQI (US) recorded in

March

4AQI (US)

Most & Least Polluted Years Over the Last 7 Years

Most Polluted Year Recorded
2024(Avg.)
37AQI (US)
Least Polluted Year Recorded
2020(Avg.)
19AQI (US)

Lisbon's annual 2026 AQI (US) (31) shows an average percentage change of 3.9% (worsened AQI (US)) compared to previous years: 2020 (19), 2021 (30), 2022 (33), 2023 (34), 2024 (37), 2025 (35).