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HistoryAQIPM₂.₅PM₁₀COSO₂NO₂O₃

Lourinha, Bombarral, Leiria, 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

Lourinha, Bombarral, Leiria, Portugal

2022
2023
2024
2025
2026
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
11th Aug 2023
66AQI
Lowest AQI recorded on
31st Aug 2025
22AQI

Same Day Analysis (17th August):
On this day, AQI across the 5 years varied significantly: 2026 ranks 3rd highest AQI at 38 of Good air quality, showing improvement over 2025 and 2024 on the same day.

Day & Night AQI Trend: 17th Aug - 18th Aug 2026

Lourinha, Bombarral, Leiria, Portugal

AQI
Day
Night
.

6 AM17th Aug 2026

8 PM

5 AM18th Aug 2026

Day time
Avg. Highest Time
6PM17th Aug

36AQI

Avg. Lowest Time
8AM17th Aug

23AQI

Night time
Avg. Highest Time
5AM18th Aug

50AQI

Avg. Lowest Time
10PM17th Aug

33AQI

In the last 24 hours,

Lourinha's AQI reached its highest point of 50 at 5 AM during the Night, while the lowest point, 23, was recorded at 8 AM during the Day between 17th Aug and 18th Aug 2026.

Day & Night AQI Trend : Jul - Aug 2026

Lourinha, Bombarral, Leiria, Portugal

JulAug
20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 31st31st - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th - 06th06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th
Day
Night
20th Jul 2026256 AMAQI
20th Jul 2026257 AMAQI
20th Jul 2026238 AMAQI
20th Jul 2026259 AMAQI
20th Jul 20262510 AMAQI
20th Jul 20262511 AMAQI
20th Jul 20262312 PMAQI
20th Jul 2026251 PMAQI
20th Jul 2026252 PMAQI
20th Jul 2026253 PMAQI
20th Jul 2026254 PMAQI
20th Jul 2026255 PMAQI
20th Jul 2026256 PMAQI
20th Jul 2026257 PMAQI
20th Jul 2026258 PMAQI
20th Jul 2026279 PMAQI
20th Jul 20262710 PMAQI
20th Jul 20262711 PMAQI
21st Jul 20262712 AMAQI
21st Jul 2026251 AMAQI
21st Jul 2026272 AMAQI
21st Jul 2026253 AMAQI
21st Jul 2026275 AMAQI

21°C18/25°C

21st Jul 2026276 AMAQI
21st Jul 2026277 AMAQI
21st Jul 2026298 AMAQI
21st Jul 2026299 AMAQI
21st Jul 20262510 AMAQI
21st Jul 20263611 AMAQI
21st Jul 20262712 PMAQI
21st Jul 2026291 PMAQI
21st Jul 2026292 PMAQI
21st Jul 2026273 PMAQI
21st Jul 2026274 PMAQI
21st Jul 2026255 PMAQI
21st Jul 2026256 PMAQI
21st Jul 2026277 PMAQI
21st Jul 2026278 PMAQI
21st Jul 2026299 PMAQI
21st Jul 20262510 PMAQI
21st Jul 20262711 PMAQI
22nd Jul 20262912 AMAQI
22nd Jul 2026271 AMAQI
22nd Jul 2026252 AMAQI
22nd Jul 2026253 AMAQI
22nd Jul 2026274 AMAQI
22nd Jul 2026255 AMAQI

21°C17/25°C

22nd Jul 2026256 AMAQI
22nd Jul 2026257 AMAQI
22nd Jul 2026258 AMAQI
22nd Jul 2026259 AMAQI
22nd Jul 20262310 AMAQI
22nd Jul 20262311 AMAQI
22nd Jul 20262312 PMAQI
22nd Jul 2026211 PMAQI
22nd Jul 2026232 PMAQI
22nd Jul 2026213 PMAQI
22nd Jul 2026214 PMAQI
22nd Jul 2026215 PMAQI
22nd Jul 2026216 PMAQI
22nd Jul 2026217 PMAQI
22nd Jul 2026218 PMAQI
22nd Jul 2026219 PMAQI
22nd Jul 20262110 PMAQI
22nd Jul 20262111 PMAQI
23rd Jul 20262112 AMAQI
23rd Jul 2026211 AMAQI
23rd Jul 2026212 AMAQI
23rd Jul 2026213 AMAQI
23rd Jul 2026214 AMAQI
23rd Jul 2026215 AMAQI

21°C17/26°C

23rd Jul 2026216 AMAQI
23rd Jul 2026217 AMAQI
23rd Jul 2026218 AMAQI
23rd Jul 2026239 AMAQI
23rd Jul 20262510 AMAQI
23rd Jul 20262111 AMAQI
23rd Jul 20262112 PMAQI
23rd Jul 2026231 PMAQI
23rd Jul 2026232 PMAQI
23rd Jul 2026233 PMAQI
23rd Jul 2026214 PMAQI
23rd Jul 2026215 PMAQI
23rd Jul 2026216 PMAQI
23rd Jul 2026217 PMAQI
23rd Jul 2026218 PMAQI
23rd Jul 2026239 PMAQI
23rd Jul 20262110 PMAQI
23rd Jul 20262111 PMAQI
24th Jul 20262112 AMAQI
24th Jul 2026211 AMAQI
24th Jul 2026212 AMAQI
24th Jul 2026213 AMAQI
24th Jul 2026214 AMAQI
24th Jul 2026215 AMAQI

21°C17/25°C

24th Jul 2026256 AMAQI
24th Jul 2026217 AMAQI
24th Jul 2026238 AMAQI
24th Jul 2026259 AMAQI
24th Jul 20262310 AMAQI
24th Jul 20262511 AMAQI
24th Jul 20262512 PMAQI
24th Jul 2026251 PMAQI
24th Jul 2026252 PMAQI
24th Jul 2026253 PMAQI
24th Jul 2026254 PMAQI
24th Jul 2026255 PMAQI
24th Jul 2026256 PMAQI
24th Jul 2026257 PMAQI
24th Jul 2026258 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 2026255 AMAQI

20°C18/23°C

25th Jul 2026306 AMAQI
25th Jul 2026367 AMAQI
25th Jul 2026378 AMAQI
25th Jul 2026289 AMAQI
25th Jul 20262510 AMAQI
25th Jul 20262511 AMAQI
25th Jul 20262512 PMAQI
25th Jul 2026271 PMAQI
25th Jul 2026252 PMAQI
25th Jul 2026253 PMAQI
25th Jul 2026254 PMAQI
25th Jul 2026255 PMAQI
25th Jul 2026256 PMAQI
25th Jul 2026257 PMAQI
25th Jul 2026258 PMAQI
25th Jul 2026259 PMAQI
25th Jul 20262510 PMAQI
25th Jul 20262111 PMAQI
26th Jul 20262512 AMAQI
26th Jul 2026251 AMAQI
26th Jul 2026252 AMAQI
26th Jul 2026213 AMAQI
26th Jul 2026214 AMAQI
26th Jul 2026215 AMAQI

21°C18/23°C

26th Jul 2026216 AMAQI
26th Jul 2026237 AMAQI
26th Jul 2026238 AMAQI
26th Jul 2026229 AMAQI
26th Jul 20262510 AMAQI
26th Jul 20262511 AMAQI
26th Jul 20262212 PMAQI
26th Jul 2026231 PMAQI
26th Jul 2026212 PMAQI
26th Jul 2026233 PMAQI
26th Jul 2026214 PMAQI
26th Jul 2026225 PMAQI
26th Jul 2026216 PMAQI
26th Jul 2026227 PMAQI
26th Jul 2026218 PMAQI
26th Jul 2026219 PMAQI
26th Jul 20262110 PMAQI
26th Jul 20262311 PMAQI
27th Jul 20262112 AMAQI
27th Jul 2026211 AMAQI
27th Jul 2026212 AMAQI
27th Jul 2026213 AMAQI
27th Jul 2026214 AMAQI
27th Jul 2026215 AMAQI

20°C18/24°C

27th Jul 2026216 AMAQI
27th Jul 2026217 AMAQI
27th Jul 2026218 AMAQI
27th Jul 2026219 AMAQI
27th Jul 20262510 AMAQI
27th Jul 20262311 AMAQI
27th Jul 20262512 PMAQI
27th Jul 2026211 PMAQI
27th Jul 2026252 PMAQI
27th Jul 2026253 PMAQI
27th Jul 2026234 PMAQI
27th Jul 2026235 PMAQI
27th Jul 2026236 PMAQI
27th Jul 2026217 PMAQI
27th Jul 2026258 PMAQI
27th Jul 2026259 PMAQI
27th Jul 20262910 PMAQI
27th Jul 20262911 PMAQI
28th Jul 20263312 AMAQI
28th Jul 2026331 AMAQI
28th Jul 2026272 AMAQI
28th Jul 2026363 AMAQI
28th Jul 2026384 AMAQI
28th Jul 2026385 AMAQI

23°C17/32°C

28th Jul 2026386 AMAQI
28th Jul 2026387 AMAQI
28th Jul 2026388 AMAQI
28th Jul 2026309 AMAQI
28th Jul 20263810 AMAQI
28th Jul 20263811 AMAQI
28th Jul 20264212 PMAQI
28th Jul 2026211 PMAQI
28th Jul 2026212 PMAQI
28th Jul 2026303 PMAQI
28th Jul 2026214 PMAQI
28th Jul 2026215 PMAQI
28th Jul 2026216 PMAQI
28th Jul 2026217 PMAQI
28th Jul 2026218 PMAQI
28th Jul 2026219 PMAQI
28th Jul 20262110 PMAQI
28th Jul 20262111 PMAQI
29th Jul 20262112 AMAQI
29th Jul 2026211 AMAQI
29th Jul 2026212 AMAQI
29th Jul 2026273 AMAQI
29th Jul 2026214 AMAQI
29th Jul 2026275 AMAQI

22°C18/27°C

29th Jul 2026336 AMAQI
29th Jul 2026337 AMAQI
29th Jul 2026318 AMAQI
29th Jul 2026299 AMAQI
29th Jul 20262910 AMAQI
29th Jul 20262911 AMAQI
29th Jul 20262912 PMAQI
29th Jul 2026311 PMAQI
29th Jul 2026292 PMAQI
29th Jul 2026293 PMAQI
29th Jul 2026294 PMAQI
29th Jul 2026295 PMAQI
29th Jul 2026296 PMAQI
29th Jul 2026297 PMAQI
29th Jul 2026298 PMAQI
29th Jul 2026299 PMAQI
29th Jul 20262910 PMAQI
29th Jul 20262911 PMAQI
30th Jul 20262912 AMAQI
30th Jul 2026291 AMAQI
30th Jul 2026292 AMAQI
30th Jul 2026293 AMAQI
30th Jul 2026404 AMAQI
30th Jul 2026255 AMAQI

20°C17/25°C

30th Jul 2026286 AMAQI
30th Jul 2026307 AMAQI
30th Jul 2026278 AMAQI
30th Jul 2026319 AMAQI
30th Jul 20263610 AMAQI
30th Jul 20263211 AMAQI
30th Jul 20262912 PMAQI
30th Jul 2026291 PMAQI
30th Jul 2026252 PMAQI
30th Jul 2026253 PMAQI
30th Jul 2026274 PMAQI
30th Jul 2026295 PMAQI
30th Jul 2026256 PMAQI
30th Jul 2026257 PMAQI
30th Jul 2026258 PMAQI
30th Jul 2026259 PMAQI
30th Jul 20262510 PMAQI
30th Jul 20262511 PMAQI
31st Jul 20262512 AMAQI
31st Jul 2026251 AMAQI
31st Jul 2026252 AMAQI
31st Jul 2026273 AMAQI
31st Jul 2026254 AMAQI
31st Jul 2026255 AMAQI

20°C17/24°C

31st Jul 2026256 AMAQI
31st Jul 2026257 AMAQI
31st Jul 2026258 AMAQI
31st Jul 2026259 AMAQI
31st Jul 20262110 AMAQI
31st Jul 20262511 AMAQI
31st Jul 20262512 PMAQI
31st Jul 2026251 PMAQI
31st Jul 2026252 PMAQI
31st Jul 2026253 PMAQI
31st Jul 2026254 PMAQI
31st Jul 2026235 PMAQI
31st Jul 2026276 PMAQI
31st Jul 2026257 PMAQI
31st Jul 2026258 PMAQI
31st Jul 2026259 PMAQI
31st Jul 20262510 PMAQI
31st Jul 20262511 PMAQI
1st Aug 20262712 AMAQI
1st Aug 2026271 AMAQI
1st Aug 2026252 AMAQI
1st Aug 2026253 AMAQI
1st Aug 2026254 AMAQI
1st Aug 2026255 AMAQI

20°C17/24°C

1st Aug 2026256 AMAQI
1st Aug 2026277 AMAQI
1st Aug 2026258 AMAQI
1st Aug 2026259 AMAQI
1st Aug 20262510 AMAQI
1st Aug 20262511 AMAQI
1st Aug 20262512 PMAQI
1st Aug 2026251 PMAQI
1st Aug 2026252 PMAQI
1st Aug 2026253 PMAQI
1st Aug 2026254 PMAQI
1st Aug 2026255 PMAQI
1st Aug 2026256 PMAQI
1st Aug 2026257 PMAQI
1st Aug 2026258 PMAQI
1st Aug 2026259 PMAQI
1st Aug 20262510 PMAQI
1st Aug 20262511 PMAQI
2nd Aug 20262512 AMAQI
2nd Aug 2026251 AMAQI
2nd Aug 2026252 AMAQI
2nd Aug 2026253 AMAQI
2nd Aug 2026254 AMAQI
2nd Aug 2026255 AMAQI

21°C18/26°C

2nd Aug 2026256 AMAQI
2nd Aug 2026257 AMAQI
2nd Aug 2026258 AMAQI
2nd Aug 2026259 AMAQI
2nd Aug 20262510 AMAQI
2nd Aug 20262511 AMAQI
2nd Aug 20262312 PMAQI
2nd Aug 2026211 PMAQI
2nd Aug 2026212 PMAQI
2nd Aug 2026213 PMAQI
2nd Aug 2026214 PMAQI
2nd Aug 2026215 PMAQI
2nd Aug 2026216 PMAQI
2nd Aug 2026237 PMAQI
2nd Aug 2026218 PMAQI
2nd Aug 2026219 PMAQI
2nd Aug 20262710 PMAQI
2nd Aug 20262511 PMAQI
3rd Aug 20262512 AMAQI
3rd Aug 2026291 AMAQI
3rd Aug 2026292 AMAQI
3rd Aug 2026273 AMAQI
3rd Aug 2026274 AMAQI
3rd Aug 2026295 AMAQI

21°C18/24°C

3rd Aug 2026296 AMAQI
3rd Aug 2026257 AMAQI
3rd Aug 2026298 AMAQI
3rd Aug 2026259 AMAQI
3rd Aug 20262510 AMAQI
3rd Aug 20262511 AMAQI
3rd Aug 20262512 PMAQI
3rd Aug 2026271 PMAQI
3rd Aug 2026292 PMAQI
3rd Aug 2026273 PMAQI
3rd Aug 2026254 PMAQI
3rd Aug 2026255 PMAQI
3rd Aug 2026256 PMAQI
3rd Aug 2026257 PMAQI
3rd Aug 2026258 PMAQI
3rd Aug 2026259 PMAQI
3rd Aug 20262510 PMAQI
3rd Aug 20262511 PMAQI
4th Aug 20262512 AMAQI
4th Aug 2026251 AMAQI
4th Aug 2026292 AMAQI
4th Aug 2026293 AMAQI
4th Aug 2026294 AMAQI
4th Aug 2026295 AMAQI

21°C18/25°C

4th Aug 2026296 AMAQI
4th Aug 2026297 AMAQI
4th Aug 2026338 AMAQI
4th Aug 2026339 AMAQI
4th Aug 20263310 AMAQI
4th Aug 20263311 AMAQI
4th Aug 20263312 PMAQI
4th Aug 2026331 PMAQI
4th Aug 2026332 PMAQI
4th Aug 2026333 PMAQI
4th Aug 2026334 PMAQI
4th Aug 2026335 PMAQI
4th Aug 2026336 PMAQI
4th Aug 2026337 PMAQI
4th Aug 2026318 PMAQI
4th Aug 2026299 PMAQI
4th Aug 20262910 PMAQI
4th Aug 20262911 PMAQI
5th Aug 20262912 AMAQI
5th Aug 2026291 AMAQI
5th Aug 2026292 AMAQI
5th Aug 2026293 AMAQI
5th Aug 2026294 AMAQI
5th Aug 2026295 AMAQI

22°C18/25°C

5th Aug 2026296 AMAQI
5th Aug 2026297 AMAQI
5th Aug 2026298 AMAQI
5th Aug 2026299 AMAQI
5th Aug 20262910 AMAQI
5th Aug 20262911 AMAQI
5th Aug 20262912 PMAQI
5th Aug 2026291 PMAQI
5th Aug 2026292 PMAQI
5th Aug 2026293 PMAQI
5th Aug 2026294 PMAQI
5th Aug 2026295 PMAQI
5th Aug 2026296 PMAQI
5th Aug 2026297 PMAQI
5th Aug 2026318 PMAQI
5th Aug 2026279 PMAQI
5th Aug 20262710 PMAQI
5th Aug 20262911 PMAQI
6th Aug 20262712 AMAQI
6th Aug 2026271 AMAQI
6th Aug 2026292 AMAQI
6th Aug 2026213 AMAQI
6th Aug 2026214 AMAQI
6th Aug 2026235 AMAQI

21°C19/25°C

6th Aug 2026256 AMAQI
6th Aug 2026237 AMAQI
6th Aug 2026218 AMAQI
6th Aug 2026219 AMAQI
6th Aug 20262110 AMAQI
6th Aug 20262111 AMAQI
6th Aug 20262312 PMAQI
6th Aug 2026211 PMAQI
6th Aug 2026232 PMAQI
6th Aug 2026253 PMAQI
6th Aug 2026254 PMAQI
6th Aug 2026255 PMAQI
6th Aug 2026256 PMAQI
6th Aug 2026257 PMAQI
6th Aug 2026218 PMAQI
6th Aug 2026239 PMAQI
6th Aug 20262510 PMAQI
6th Aug 20262311 PMAQI
7th Aug 20262512 AMAQI
7th Aug 2026251 AMAQI
7th Aug 2026252 AMAQI
7th Aug 2026293 AMAQI
7th Aug 2026294 AMAQI
7th Aug 2026295 AMAQI

21°C18/25°C

7th Aug 2026296 AMAQI
7th Aug 2026297 AMAQI
7th Aug 2026298 AMAQI
7th Aug 2026259 AMAQI
7th Aug 20262910 AMAQI
7th Aug 20262911 AMAQI
7th Aug 20262712 PMAQI
7th Aug 2026271 PMAQI
7th Aug 2026292 PMAQI
7th Aug 2026293 PMAQI
7th Aug 2026294 PMAQI
7th Aug 2026295 PMAQI
7th Aug 2026296 PMAQI
7th Aug 2026297 PMAQI
7th Aug 2026298 PMAQI
7th Aug 2026299 PMAQI
7th Aug 20263110 PMAQI
7th Aug 20263611 PMAQI
8th Aug 20263612 AMAQI
8th Aug 2026361 AMAQI
8th Aug 2026382 AMAQI
8th Aug 2026333 AMAQI
8th Aug 2026384 AMAQI
8th Aug 2026295 AMAQI

22°C19/26°C

8th Aug 2026336 AMAQI
8th Aug 2026277 AMAQI
8th Aug 2026278 AMAQI
8th Aug 2026319 AMAQI
8th Aug 20263410 AMAQI
8th Aug 20263611 AMAQI
8th Aug 20262512 PMAQI
8th Aug 2026251 PMAQI
8th Aug 2026252 PMAQI
8th Aug 2026253 PMAQI
8th Aug 2026234 PMAQI
8th Aug 2026235 PMAQI
8th Aug 2026256 PMAQI
8th Aug 2026257 PMAQI
8th Aug 2026258 PMAQI
8th Aug 2026259 PMAQI
8th Aug 20262710 PMAQI
8th Aug 20262311 PMAQI
9th Aug 20262312 AMAQI
9th Aug 2026231 AMAQI
9th Aug 2026252 AMAQI
9th Aug 2026213 AMAQI
9th Aug 2026214 AMAQI
9th Aug 2026215 AMAQI

22°C18/26°C

9th Aug 2026216 AMAQI
9th Aug 2026217 AMAQI
9th Aug 2026218 AMAQI
9th Aug 2026219 AMAQI
9th Aug 20262310 AMAQI
9th Aug 20262311 AMAQI
9th Aug 20262512 PMAQI
9th Aug 2026251 PMAQI
9th Aug 2026252 PMAQI
9th Aug 2026273 PMAQI
9th Aug 2026294 PMAQI
9th Aug 2026255 PMAQI
9th Aug 2026256 PMAQI
9th Aug 2026257 PMAQI
9th Aug 2026298 PMAQI
9th Aug 2026299 PMAQI
9th Aug 20262910 PMAQI
9th Aug 20262911 PMAQI
10th Aug 20262912 AMAQI
10th Aug 2026291 AMAQI
10th Aug 2026292 AMAQI
10th Aug 2026293 AMAQI
10th Aug 2026294 AMAQI
10th Aug 2026295 AMAQI

21°C19/25°C

10th Aug 2026296 AMAQI
10th Aug 2026297 AMAQI
10th Aug 2026298 AMAQI
10th Aug 2026299 AMAQI
10th Aug 20262910 AMAQI
10th Aug 20262911 AMAQI
10th Aug 20262912 PMAQI
10th Aug 2026291 PMAQI
10th Aug 2026292 PMAQI
10th Aug 2026213 PMAQI
10th Aug 2026274 PMAQI
10th Aug 2026255 PMAQI
10th Aug 2026236 PMAQI
10th Aug 2026277 PMAQI
10th Aug 2026218 PMAQI
10th Aug 2026239 PMAQI
10th Aug 20262510 PMAQI
10th Aug 20262111 PMAQI
11th Aug 20262512 AMAQI
11th Aug 2026251 AMAQI
11th Aug 2026252 AMAQI
11th Aug 2026253 AMAQI
11th Aug 2026254 AMAQI
11th Aug 2026255 AMAQI

21°C18/25°C

11th Aug 2026236 AMAQI
11th Aug 2026297 AMAQI
11th Aug 2026258 AMAQI
11th Aug 2026219 AMAQI
11th Aug 20262510 AMAQI
11th Aug 20262711 AMAQI
11th Aug 20262512 PMAQI
11th Aug 2026251 PMAQI
11th Aug 2026252 PMAQI
11th Aug 2026253 PMAQI
11th Aug 2026254 PMAQI
11th Aug 2026255 PMAQI
11th Aug 2026276 PMAQI
11th Aug 2026257 PMAQI
11th Aug 2026298 PMAQI
11th Aug 2026299 PMAQI
11th Aug 20262910 PMAQI
11th Aug 20262911 PMAQI
12th Aug 20262512 AMAQI
12th Aug 2026251 AMAQI
12th Aug 2026252 AMAQI
12th Aug 2026253 AMAQI
12th Aug 2026254 AMAQI
12th Aug 2026275 AMAQI

22°C19/25°C

12th Aug 2026296 AMAQI
12th Aug 2026297 AMAQI
12th Aug 2026298 AMAQI
12th Aug 2026239 AMAQI
12th Aug 20262910 AMAQI
12th Aug 20262911 AMAQI
12th Aug 20262512 PMAQI
12th Aug 2026271 PMAQI
12th Aug 2026272 PMAQI
12th Aug 2026233 PMAQI
12th Aug 2026294 PMAQI
12th Aug 2026275 PMAQI
12th Aug 2026216 PMAQI
12th Aug 2026217 PMAQI
12th Aug 2026258 PMAQI
12th Aug 2026259 PMAQI
12th Aug 20262510 PMAQI
12th Aug 20262511 PMAQI
13th Aug 20262512 AMAQI
13th Aug 2026251 AMAQI
13th Aug 2026252 AMAQI
13th Aug 2026253 AMAQI
13th Aug 2026254 AMAQI
13th Aug 2026295 AMAQI

22°C19/27°C

13th Aug 2026296 AMAQI
13th Aug 2026297 AMAQI
13th Aug 2026298 AMAQI
13th Aug 2026299 AMAQI
13th Aug 20262910 AMAQI
13th Aug 20262911 AMAQI
13th Aug 20262912 PMAQI
13th Aug 2026291 PMAQI
13th Aug 2026332 PMAQI
13th Aug 2026333 PMAQI
13th Aug 2026274 PMAQI
13th Aug 2026315 PMAQI
13th Aug 2026276 PMAQI
13th Aug 2026297 PMAQI
13th Aug 2026318 PMAQI
13th Aug 2026299 PMAQI
13th Aug 20263310 PMAQI
13th Aug 20263311 PMAQI
14th Aug 20262512 AMAQI
14th Aug 2026251 AMAQI
14th Aug 2026252 AMAQI
14th Aug 2026213 AMAQI
14th Aug 2026214 AMAQI
14th Aug 2026215 AMAQI

22°C19/26°C

14th Aug 2026216 AMAQI
14th Aug 2026217 AMAQI
14th Aug 2026218 AMAQI
14th Aug 2026219 AMAQI
14th Aug 20262310 AMAQI
14th Aug 20262311 AMAQI
14th Aug 20262312 PMAQI
14th Aug 2026211 PMAQI
14th Aug 2026252 PMAQI
14th Aug 2026253 PMAQI
14th Aug 2026254 PMAQI
14th Aug 2026215 PMAQI
14th Aug 2026236 PMAQI
14th Aug 2026217 PMAQI
14th Aug 2026218 PMAQI
14th Aug 2026259 PMAQI
14th Aug 20262710 PMAQI
14th Aug 20262111 PMAQI
15th Aug 20262512 AMAQI
15th Aug 2026211 AMAQI
15th Aug 2026252 AMAQI
15th Aug 2026213 AMAQI
15th Aug 2026234 AMAQI
15th Aug 2026235 AMAQI

22°C20/25°C

15th Aug 2026236 AMAQI
15th Aug 2026257 AMAQI
15th Aug 2026258 AMAQI
15th Aug 2026239 AMAQI
15th Aug 20262110 AMAQI
15th Aug 20262511 AMAQI
15th Aug 20262112 PMAQI
15th Aug 2026211 PMAQI
15th Aug 2026212 PMAQI
15th Aug 2026213 PMAQI
15th Aug 2026254 PMAQI
15th Aug 2026295 PMAQI
15th Aug 2026256 PMAQI
15th Aug 2026297 PMAQI
15th Aug 2026298 PMAQI
15th Aug 2026299 PMAQI
15th Aug 20262510 PMAQI
15th Aug 20262911 PMAQI
16th Aug 20262512 AMAQI
16th Aug 2026251 AMAQI
16th Aug 2026252 AMAQI
16th Aug 2026253 AMAQI
16th Aug 2026254 AMAQI
16th Aug 2026255 AMAQI

22°C20/25°C

16th Aug 2026276 AMAQI
16th Aug 2026297 AMAQI
16th Aug 2026258 AMAQI
16th Aug 2026259 AMAQI
16th Aug 20262310 AMAQI
16th Aug 20262311 AMAQI
16th Aug 20262312 PMAQI
16th Aug 2026271 PMAQI
16th Aug 2026252 PMAQI
16th Aug 2026253 PMAQI
16th Aug 2026254 PMAQI
16th Aug 2026335 PMAQI
16th Aug 2026296 PMAQI
16th Aug 2026297 PMAQI
16th Aug 2026338 PMAQI
16th Aug 2026319 PMAQI
16th Aug 20264610 PMAQI
16th Aug 20265611 PMAQI
17th Aug 20265212 AMAQI
17th Aug 2026581 AMAQI
17th Aug 2026572 AMAQI
17th Aug 2026593 AMAQI
17th Aug 2026574 AMAQI
17th Aug 2026625 AMAQI

24°C18/32°C

17th Aug 2026326 AMAQI
17th Aug 2026257 AMAQI
17th Aug 2026238 AMAQI
17th Aug 2026279 AMAQI
17th Aug 20262910 AMAQI
17th Aug 20262711 AMAQI
17th Aug 20263112 PMAQI
17th Aug 2026331 PMAQI
17th Aug 2026332 PMAQI
17th Aug 2026333 PMAQI
17th Aug 2026314 PMAQI
17th Aug 2026335 PMAQI
17th Aug 2026366 PMAQI
17th Aug 2026367 PMAQI
17th Aug 2026368 PMAQI
17th Aug 2026339 PMAQI
17th Aug 20263310 PMAQI
17th Aug 20263611 PMAQI
18th Aug 20264012 AMAQI
18th Aug 2026381 AMAQI
18th Aug 2026382 AMAQI
18th Aug 2026443 AMAQI
18th Aug 2026464 AMAQI
18th Aug 2026505 AMAQI

17°C9/23°C

18th Aug 2026486 AMAQI
6 AM
18th Aug 2026517 AMAQI
18th Aug 2026518 AMAQI
18th Aug 2026489 AMAQI
18th Aug 20265010 AMAQI
18th Aug 20265111 AMAQI
18th Aug 20264812 PMAQI
18th Aug 2026441 PMAQI
1 PM
18th Aug 2026442 PMAQI
18th Aug 2026443 PMAQI
18th Aug 2026444 PMAQI
18th Aug 2026465 PMAQI
18th Aug 2026406 PMAQI
18th Aug 2026337 PMAQI
18th Aug 2026318 PMAQI
8 PM
18th Aug 2026369 PMAQI
18th Aug 20263810 PMAQI
18th Aug 20264211 PMAQI
1 AM
5 AM

21°C20/24°C

Day time
Avg. Highest Time
6 AM - 7 AM

28AQI

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

26AQI

1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 6 AM to 7 AM (Avg. 28), while the lowest AQI was between 9 AM to 9 AM (Avg. 26).
Night time
Avg. Highest Time
4 AM - 5 AM

28AQI

2 hours / Day
60 hours / Month
Avg. Lowest Time
9 PM

26AQI

1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 4 AM to 5 AM (Avg. 28), while the lowest AQI was between 9 PM to 9 PM (Avg. 26).

2026 Days Vs Air Quality

Lourinha, Bombarral, Leiria, Portugal

2026

96%

216

4%

10

Total number of days with different AQI categories in last 230 days in 2026 (135 days remaining)

Good
216 Days
Moderate
10 Days
Poor
0 Days
Unhealthy
0 Days
Severe
0 Days
Hazardous
0 Days

Under WHO’s Safe Air Quality Limits: 96%

Health Risk Level:

Very Low

In 2026, 96% of 230 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

Lourinha, Bombarral, Leiria, 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
49AQI (US)
2nd January 2026
18AQI (US)
3rd January 2026
17AQI (US)
4th January 2026
24AQI (US)
5th January 2026
19AQI (US)
6th January 2026
24AQI (US)
7th January 2026
24AQI (US)
8th January 2026
25AQI (US)
9th January 2026
18AQI (US)
10th January 2026
20AQI (US)
11th January 2026
36AQI (US)
12th January 2026
15AQI (US)
13th January 2026
13AQI (US)
14th January 2026
18AQI (US)
15th January 2026
19AQI (US)
16th January 2026
24AQI (US)
17th January 2026
17AQI (US)
18th January 2026
33AQI (US)
19th January 2026
29AQI (US)
20th January 2026
38AQI (US)
21st January 2026
27AQI (US)
22nd January 2026
36AQI (US)
23rd January 2026
54AQI (US)
24th January 2026
47AQI (US)
25th January 2026
54AQI (US)
26th January 2026
50AQI (US)
27th January 2026
40AQI (US)
28th January 2026
43AQI (US)
29th January 2026
49AQI (US)
30th January 2026
63AQI (US)
31st January 2026
48AQI (US)
1st February 2026
48AQI (US)
2nd February 2026
52AQI (US)
3rd February 2026
51AQI (US)
4th February 2026
45AQI (US)
5th February 2026
53AQI (US)
6th February 2026
46AQI (US)
7th February 2026
43AQI (US)
8th February 2026
45AQI (US)
9th February 2026
50AQI (US)
10th February 2026
32AQI (US)
11th February 2026
24AQI (US)
12th February 2026
45AQI (US)
13th February 2026
14AQI (US)
14th February 2026
42AQI (US)
15th February 2026
39AQI (US)
16th February 2026
34AQI (US)
17th February 2026
45AQI (US)
18th February 2026
44AQI (US)
19th February 2026
45AQI (US)
20th February 2026
36AQI (US)
21st February 2026
46AQI (US)
22nd February 2026
44AQI (US)
23rd February 2026
29AQI (US)
24th February 2026
66AQI (US)
25th February 2026
46AQI (US)
26th February 2026
52AQI (US)
27th February 2026
13AQI (US)
28th February 2026
12AQI (US)
1st March 2026
40AQI (US)
2nd March 2026
46AQI (US)
3rd March 2026
47AQI (US)
4th March 2026
54AQI (US)
5th March 2026
34AQI (US)
6th March 2026
15AQI (US)
7th March 2026
40AQI (US)
8th March 2026
39AQI (US)
9th March 2026
39AQI (US)
10th March 2026
29AQI (US)
11th March 2026
43AQI (US)
12th March 2026
42AQI (US)
13th March 2026
43AQI (US)
14th March 2026
37AQI (US)
15th March 2026
32AQI (US)
16th March 2026
39AQI (US)
17th March 2026
38AQI (US)
18th March 2026
30AQI (US)
19th March 2026
32AQI (US)
20th March 2026
38AQI (US)
21st March 2026
40AQI (US)
22nd March 2026
37AQI (US)
23rd March 2026
43AQI (US)
24th March 2026
37AQI (US)
25th March 2026
37AQI (US)
26th March 2026
24AQI (US)
27th March 2026
20AQI (US)
28th March 2026
31AQI (US)
29th March 2026
28AQI (US)
30th March 2026
25AQI (US)
31st March 2026
27AQI (US)
1st April 2026
30AQI (US)
2nd April 2026
30AQI (US)
3rd April 2026
28AQI (US)
4th April 2026
30AQI (US)
5th April 2026
43AQI (US)
6th April 2026
19AQI (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
12AQI (US)
13th April 2026
31AQI (US)
14th April 2026
27AQI (US)
15th April 2026
34AQI (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
19AQI (US)
24th April 2026
23AQI (US)
25th April 2026
28AQI (US)
26th April 2026
30AQI (US)
27th April 2026
32AQI (US)
28th April 2026
27AQI (US)
29th April 2026
25AQI (US)
30th April 2026
25AQI (US)
1st May 2026
30AQI (US)
2nd May 2026
24AQI (US)
3rd May 2026
21AQI (US)
4th May 2026
32AQI (US)
5th May 2026
38AQI (US)
6th May 2026
33AQI (US)
7th May 2026
29AQI (US)
8th May 2026
23AQI (US)
9th May 2026
10th May 2026
31AQI (US)
11th May 2026
28AQI (US)
12th May 2026
32AQI (US)
13th May 2026
30AQI (US)
14th May 2026
28AQI (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
39AQI (US)
22nd May 2026
43AQI (US)
23rd May 2026
41AQI (US)
24th May 2026
47AQI (US)
25th May 2026
37AQI (US)
26th May 2026
29AQI (US)
27th May 2026
27AQI (US)
28th May 2026
27AQI (US)
29th May 2026
25AQI (US)
30th May 2026
25AQI (US)
31st May 2026
26AQI (US)
1st June 2026
25AQI (US)
2nd June 2026
24AQI (US)
3rd June 2026
22AQI (US)
4th June 2026
20AQI (US)
5th June 2026
23AQI (US)
6th June 2026
23AQI (US)
7th June 2026
20AQI (US)
8th June 2026
22AQI (US)
9th June 2026
22AQI (US)
10th June 2026
24AQI (US)
11th June 2026
24AQI (US)
12th June 2026
25AQI (US)
13th June 2026
24AQI (US)
14th June 2026
23AQI (US)
15th June 2026
23AQI (US)
16th June 2026
24AQI (US)
17th June 2026
23AQI (US)
18th June 2026
24AQI (US)
19th June 2026
21AQI (US)
20th June 2026
19AQI (US)
21st June 2026
18AQI (US)
22nd June 2026
21AQI (US)
23rd June 2026
23AQI (US)
24th June 2026
23AQI (US)
25th June 2026
21AQI (US)
26th June 2026
22AQI (US)
27th June 2026
23AQI (US)
28th June 2026
23AQI (US)
29th June 2026
19AQI (US)
30th June 2026
22AQI (US)
1st July 2026
25AQI (US)
2nd July 2026
24AQI (US)
3rd July 2026
24AQI (US)
4th July 2026
25AQI (US)
5th July 2026
29AQI (US)
6th July 2026
26AQI (US)
7th July 2026
28AQI (US)
8th July 2026
26AQI (US)
9th July 2026
24AQI (US)
10th July 2026
28AQI (US)
11th July 2026
28AQI (US)
12th July 2026
26AQI (US)
13th July 2026
27AQI (US)
14th July 2026
25AQI (US)
15th July 2026
21AQI (US)
16th July 2026
21AQI (US)
17th July 2026
24AQI (US)
18th July 2026
28AQI (US)
19th July 2026
24AQI (US)
20th July 2026
25AQI (US)
21st July 2026
27AQI (US)
22nd July 2026
23AQI (US)
23rd July 2026
22AQI (US)
24th July 2026
24AQI (US)
25th July 2026
26AQI (US)
26th July 2026
22AQI (US)
27th July 2026
23AQI (US)
28th July 2026
29AQI (US)
29th July 2026
28AQI (US)
30th July 2026
28AQI (US)
31st July 2026
25AQI (US)
1st August 2026
25AQI (US)
2nd August 2026
24AQI (US)
3rd August 2026
26AQI (US)
4th August 2026
31AQI (US)
5th August 2026
29AQI (US)
6th August 2026
24AQI (US)
7th August 2026
29AQI (US)
8th August 2026
29AQI (US)
9th August 2026
24AQI (US)
10th August 2026
27AQI (US)
11th August 2026
26AQI (US)
12th August 2026
26AQI (US)
13th August 2026
29AQI (US)
14th August 2026
23AQI (US)
15th August 2026
24AQI (US)
16th August 2026
28AQI (US)
17th August 2026
38AQI (US)
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)

41AQI (US)

36AQI (US)

29AQI (US)

32AQI (US)

22AQI (US)

25AQI (US)

27AQI (US)

No. of days

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

202631AQI (US)

28
3
23
5
30
1
27
1
30
30
31
17
216
10

Highest AQI (US) recorded in

February

41AQI (US)

Lowest AQI (US) recorded in

June

22AQI (US)

202533AQI (US)

31
28
31
30
31
25
5
28
3
22
9
29
1
21
10
29
1
26
5
331
34

Highest AQI (US) recorded in

August

42AQI (US)

Lowest AQI (US) recorded in

April

23AQI (US)

202436AQI (US)

28
3
19
7
18
3
30
31
30
31
30
26
1
31
26
4
28
3
328
21

Highest AQI (US) recorded in

March

43AQI (US)

Lowest AQI (US) recorded in

July

31AQI (US)

202333AQI (US)

23
1
9
2
19
23
30
27
31
26
5
30
25
5
28
1
26
5
297
19

Highest AQI (US) recorded in

August

38AQI (US)

Lowest AQI (US) recorded in

July

27AQI (US)

202232AQI (US)

28
1
17
6
23
7
1
28
31
30
21
3
1
27
31
25
31
293
17
1

Highest AQI (US) recorded in

March

43AQI (US)

Lowest AQI (US) recorded in

November

24AQI (US)

202128AQI (US)

26
25
31
29
31
24
3
30
1
24
11
26
5
24
4
29
2
310
15

Highest AQI (US) recorded in

October

36AQI (US)

Lowest AQI (US) recorded in

February

8AQI (US)

202025AQI (US)

13
21
18
27
29
27
20
1
29
27
24
235
1

Highest AQI (US) recorded in

May

33AQI (US)

Lowest AQI (US) recorded in

November

21AQI (US)

Most & Least Polluted Years Over the Last 7 Years

Most Polluted Year Recorded
2024(Avg.)
36AQI (US)
Least Polluted Year Recorded
2020(Avg.)
25AQI (US)

Lourinha's annual 2026 AQI (US) (31) shows an average percentage change of 0.9% (worsened AQI (US)) compared to previous years: 2020 (25), 2021 (28), 2022 (32), 2023 (33), 2024 (36), 2025 (33).