Monte Chaos, Sines, 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
Monte Chaos, Sines, Setubal, Portugal
2021
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
26th Sep 2022
126AQILowest AQI recorded on
11th Sep 2021
9AQISame Day Analysis (21st September ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 2nd highest AQI at 27 of Good air quality, showing improvement over 2022 on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 21st Sep - 22nd Sep 2025
Monte Chaos, Sines, Setubal, Portugal
AQI
Day
Night
.
7 AM21st Sep 2025
7 PM
6 AM22nd Sep 2025
Day time
Avg. Highest Time
1PM21st Sep
30AQI
Avg. Lowest Time
11AM21st Sep
21AQI
Night time
Avg. Highest Time
9PM21st Sep
29AQI
Avg. Lowest Time
12AM22nd Sep
27AQI
In the last 24 hours,
Monte Chaos's AQI reached its highest point of 30 at 1 PM during the Day, while the lowest point, undefined, was recorded at 6 AM during the Night between 21st Sep and 22nd Sep 2025.
Day & Night AQI Trend : Aug - Sep 2025
Monte Chaos, Sines, Setubal, Portugal
AugSep
23rd - 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 - 19th19th - 20th20th - 21st21st - 22nd22nd
Day
Night
23rd Aug 2025407 AMAQI
23rd Aug 2025428 AMAQI
23rd Aug 2025449 AMAQI
23rd Aug 20254010 AMAQI
23rd Aug 20254511 AMAQI
23rd Aug 20254312 PMAQI
23rd Aug 2025421 PMAQI
23rd Aug 2025422 PMAQI
23rd Aug 2025463 PMAQI
23rd Aug 2025424 PMAQI
23rd Aug 2025445 PMAQI
23rd Aug 2025426 PMAQI
23rd Aug 2025457 PMAQI
23rd Aug 2025448 PMAQI
23rd Aug 2025439 PMAQI
23rd Aug 20254610 PMAQI
23rd Aug 20254511 PMAQI
24th Aug 20254512 AMAQI
24th Aug 2025431 AMAQI
24th Aug 2025442 AMAQI
24th Aug 2025353 AMAQI
24th Aug 2025404 AMAQI
24th Aug 2025385 AMAQI
24th Aug 2025376 AMAQI
20°C18/22°C
24th Aug 2025387 AMAQI
24th Aug 2025348 AMAQI
24th Aug 2025379 AMAQI
24th Aug 20253710 AMAQI
24th Aug 20253511 AMAQI
24th Aug 20254012 PMAQI
24th Aug 2025381 PMAQI
24th Aug 2025362 PMAQI
24th Aug 2025363 PMAQI
24th Aug 2025364 PMAQI
24th Aug 2025385 PMAQI
24th Aug 2025376 PMAQI
24th Aug 2025347 PMAQI
24th Aug 2025398 PMAQI
24th Aug 2025429 PMAQI
24th Aug 20253810 PMAQI
24th Aug 20254011 PMAQI
25th Aug 20254212 AMAQI
25th Aug 2025421 AMAQI
25th Aug 2025382 AMAQI
25th Aug 2025303 AMAQI
25th Aug 2025264 AMAQI
25th Aug 2025305 AMAQI
25th Aug 2025266 AMAQI
20°C18/23°C
25th Aug 2025267 AMAQI
25th Aug 2025298 AMAQI
25th Aug 2025319 AMAQI
25th Aug 20252710 AMAQI
25th Aug 20252611 AMAQI
25th Aug 20253212 PMAQI
25th Aug 2025321 PMAQI
25th Aug 2025302 PMAQI
25th Aug 2025293 PMAQI
25th Aug 2025294 PMAQI
25th Aug 2025355 PMAQI
25th Aug 2025316 PMAQI
25th Aug 2025307 PMAQI
25th Aug 2025388 PMAQI
25th Aug 2025349 PMAQI
25th Aug 20253210 PMAQI
25th Aug 20253211 PMAQI
26th Aug 20253512 AMAQI
26th Aug 2025321 AMAQI
26th Aug 2025302 AMAQI
26th Aug 2025293 AMAQI
26th Aug 2025284 AMAQI
26th Aug 2025265 AMAQI
26th Aug 2025266 AMAQI
20°C17/23°C
26th Aug 2025277 AMAQI
26th Aug 2025268 AMAQI
26th Aug 2025319 AMAQI
26th Aug 20252810 AMAQI
26th Aug 20253211 AMAQI
26th Aug 20252812 PMAQI
26th Aug 2025281 PMAQI
26th Aug 2025272 PMAQI
26th Aug 2025293 PMAQI
26th Aug 2025284 PMAQI
26th Aug 2025275 PMAQI
26th Aug 2025256 PMAQI
26th Aug 2025307 PMAQI
26th Aug 2025348 PMAQI
26th Aug 2025289 PMAQI
26th Aug 20252810 PMAQI
26th Aug 20252911 PMAQI
27th Aug 20252912 AMAQI
27th Aug 2025341 AMAQI
27th Aug 2025242 AMAQI
27th Aug 2025283 AMAQI
27th Aug 2025214 AMAQI
27th Aug 2025215 AMAQI
27th Aug 2025256 AMAQI
21°C18/24°C
27th Aug 2025267 AMAQI
27th Aug 2025338 AMAQI
27th Aug 2025239 AMAQI
27th Aug 20252310 AMAQI
27th Aug 20252611 AMAQI
27th Aug 20252512 PMAQI
27th Aug 2025261 PMAQI
27th Aug 2025292 PMAQI
27th Aug 2025243 PMAQI
27th Aug 2025244 PMAQI
27th Aug 2025275 PMAQI
27th Aug 2025276 PMAQI
27th Aug 2025257 PMAQI
27th Aug 2025268 PMAQI
27th Aug 2025279 PMAQI
27th Aug 20252610 PMAQI
27th Aug 20252611 PMAQI
28th Aug 20252712 AMAQI
28th Aug 2025311 AMAQI
28th Aug 2025262 AMAQI
28th Aug 2025243 AMAQI
28th Aug 2025224 AMAQI
28th Aug 2025225 AMAQI
28th Aug 2025226 AMAQI
20°C18/22°C
28th Aug 2025217 AMAQI
28th Aug 2025238 AMAQI
28th Aug 2025249 AMAQI
28th Aug 20252210 AMAQI
28th Aug 20252111 AMAQI
28th Aug 20252412 PMAQI
28th Aug 2025211 PMAQI
28th Aug 2025262 PMAQI
28th Aug 2025223 PMAQI
28th Aug 2025244 PMAQI
28th Aug 2025225 PMAQI
28th Aug 2025216 PMAQI
28th Aug 2025207 PMAQI
28th Aug 2025228 PMAQI
28th Aug 2025259 PMAQI
28th Aug 20252410 PMAQI
28th Aug 20252511 PMAQI
29th Aug 20252512 AMAQI
29th Aug 2025261 AMAQI
29th Aug 2025262 AMAQI
29th Aug 2025223 AMAQI
29th Aug 2025194 AMAQI
29th Aug 2025205 AMAQI
29th Aug 2025216 AMAQI
19°C18/21°C
29th Aug 2025217 AMAQI
29th Aug 2025228 AMAQI
29th Aug 2025209 AMAQI
29th Aug 20251910 AMAQI
29th Aug 20251811 AMAQI
29th Aug 20252012 PMAQI
29th Aug 2025231 PMAQI
29th Aug 2025232 PMAQI
29th Aug 2025223 PMAQI
29th Aug 2025204 PMAQI
29th Aug 2025215 PMAQI
29th Aug 2025216 PMAQI
29th Aug 2025227 PMAQI
29th Aug 2025248 PMAQI
29th Aug 2025249 PMAQI
29th Aug 20252410 PMAQI
29th Aug 20252411 PMAQI
30th Aug 20252412 AMAQI
30th Aug 2025261 AMAQI
30th Aug 2025252 AMAQI
30th Aug 2025223 AMAQI
30th Aug 2025234 AMAQI
30th Aug 2025265 AMAQI
30th Aug 2025346 AMAQI
20°C18/22°C
30th Aug 2025217 AMAQI
30th Aug 2025268 AMAQI
30th Aug 2025259 AMAQI
30th Aug 20252110 AMAQI
30th Aug 20252211 AMAQI
30th Aug 20252312 PMAQI
30th Aug 2025231 PMAQI
30th Aug 2025222 PMAQI
30th Aug 2025233 PMAQI
30th Aug 2025234 PMAQI
30th Aug 2025245 PMAQI
30th Aug 2025226 PMAQI
30th Aug 2025247 PMAQI
30th Aug 2025248 PMAQI
30th Aug 2025259 PMAQI
30th Aug 20252610 PMAQI
30th Aug 20252611 PMAQI
31st Aug 20252512 AMAQI
31st Aug 2025261 AMAQI
31st Aug 2025242 AMAQI
31st Aug 2025203 AMAQI
31st Aug 2025174 AMAQI
31st Aug 2025165 AMAQI
31st Aug 2025186 AMAQI
20°C18/23°C
31st Aug 2025177 AMAQI
31st Aug 2025188 AMAQI
31st Aug 2025209 AMAQI
31st Aug 20251810 AMAQI
31st Aug 20251811 AMAQI
31st Aug 20251812 PMAQI
31st Aug 2025241 PMAQI
31st Aug 2025192 PMAQI
31st Aug 2025223 PMAQI
31st Aug 2025194 PMAQI
31st Aug 2025185 PMAQI
31st Aug 2025186 PMAQI
31st Aug 2025177 PMAQI
31st Aug 2025198 PMAQI
31st Aug 2025219 PMAQI
31st Aug 20252210 PMAQI
31st Aug 20252211 PMAQI
1st Sep 20252212 AMAQI
1st Sep 2025211 AMAQI
1st Sep 2025182 AMAQI
1st Sep 2025193 AMAQI
1st Sep 2025184 AMAQI
1st Sep 2025195 AMAQI
1st Sep 2025216 AMAQI
20°C18/22°C
1st Sep 2025167 AMAQI
1st Sep 2025178 AMAQI
1st Sep 2025209 AMAQI
1st Sep 20251810 AMAQI
1st Sep 20252011 AMAQI
1st Sep 20252212 PMAQI
1st Sep 2025201 PMAQI
1st Sep 2025202 PMAQI
1st Sep 2025203 PMAQI
1st Sep 2025204 PMAQI
1st Sep 2025225 PMAQI
1st Sep 2025206 PMAQI
1st Sep 2025207 PMAQI
1st Sep 2025218 PMAQI
1st Sep 2025219 PMAQI
1st Sep 20252010 PMAQI
1st Sep 20252011 PMAQI
2nd Sep 20252112 AMAQI
2nd Sep 2025221 AMAQI
2nd Sep 2025222 AMAQI
2nd Sep 2025203 AMAQI
2nd Sep 2025204 AMAQI
2nd Sep 2025195 AMAQI
2nd Sep 2025196 AMAQI
19°C17/21°C
2nd Sep 2025187 AMAQI
2nd Sep 2025208 AMAQI
2nd Sep 2025219 AMAQI
2nd Sep 20251910 AMAQI
2nd Sep 20251811 AMAQI
2nd Sep 20252112 PMAQI
2nd Sep 2025201 PMAQI
2nd Sep 2025232 PMAQI
2nd Sep 2025223 PMAQI
2nd Sep 2025224 PMAQI
2nd Sep 2025225 PMAQI
2nd Sep 2025226 PMAQI
2nd Sep 2025227 PMAQI
2nd Sep 2025228 PMAQI
2nd Sep 2025259 PMAQI
2nd Sep 20252810 PMAQI
2nd Sep 20252411 PMAQI
3rd Sep 20252412 AMAQI
3rd Sep 2025241 AMAQI
3rd Sep 2025262 AMAQI
3rd Sep 2025223 AMAQI
3rd Sep 2025224 AMAQI
3rd Sep 2025225 AMAQI
3rd Sep 2025236 AMAQI
19°C16/22°C
3rd Sep 2025257 AMAQI
3rd Sep 2025288 AMAQI
3rd Sep 2025279 AMAQI
3rd Sep 20252610 AMAQI
3rd Sep 20252711 AMAQI
3rd Sep 20252612 PMAQI
3rd Sep 2025261 PMAQI
3rd Sep 2025272 PMAQI
3rd Sep 2025263 PMAQI
3rd Sep 2025264 PMAQI
3rd Sep 2025265 PMAQI
3rd Sep 2025246 PMAQI
3rd Sep 2025247 PMAQI
3rd Sep 2025248 PMAQI
3rd Sep 2025259 PMAQI
3rd Sep 20252510 PMAQI
3rd Sep 20252611 PMAQI
4th Sep 20252612 AMAQI
4th Sep 2025251 AMAQI
4th Sep 2025222 AMAQI
4th Sep 2025223 AMAQI
4th Sep 2025234 AMAQI
4th Sep 2025215 AMAQI
4th Sep 2025206 AMAQI
20°C18/23°C
4th Sep 2025197 AMAQI
4th Sep 2025248 AMAQI
4th Sep 2025179 AMAQI
4th Sep 20251710 AMAQI
4th Sep 20251811 AMAQI
4th Sep 20252012 PMAQI
4th Sep 2025231 PMAQI
4th Sep 2025202 PMAQI
4th Sep 2025133 PMAQI
4th Sep 2025144 PMAQI
4th Sep 2025195 PMAQI
4th Sep 2025306 PMAQI
4th Sep 2025277 PMAQI
4th Sep 2025238 PMAQI
4th Sep 2025239 PMAQI
4th Sep 20252610 PMAQI
4th Sep 20252811 PMAQI
5th Sep 20252312 AMAQI
5th Sep 2025251 AMAQI
5th Sep 2025262 AMAQI
5th Sep 2025233 AMAQI
5th Sep 2025184 AMAQI
5th Sep 2025215 AMAQI
5th Sep 2025216 AMAQI
20°C17/23°C
5th Sep 2025287 AMAQI
5th Sep 2025288 AMAQI
5th Sep 2025269 AMAQI
5th Sep 20252410 AMAQI
5th Sep 20252411 AMAQI
5th Sep 20252412 PMAQI
5th Sep 2025261 PMAQI
5th Sep 2025242 PMAQI
5th Sep 2025243 PMAQI
5th Sep 2025244 PMAQI
5th Sep 2025235 PMAQI
5th Sep 2025336 PMAQI
5th Sep 2025237 PMAQI
5th Sep 2025258 PMAQI
5th Sep 2025279 PMAQI
5th Sep 20252610 PMAQI
5th Sep 20252611 PMAQI
6th Sep 20252612 AMAQI
6th Sep 2025261 AMAQI
6th Sep 2025242 AMAQI
6th Sep 2025243 AMAQI
6th Sep 2025284 AMAQI
6th Sep 2025235 AMAQI
6th Sep 2025306 AMAQI
20°C17/25°C
6th Sep 2025267 AMAQI
6th Sep 2025318 AMAQI
6th Sep 2025269 AMAQI
6th Sep 20252510 AMAQI
6th Sep 20252811 AMAQI
6th Sep 20252712 PMAQI
6th Sep 2025301 PMAQI
6th Sep 2025332 PMAQI
6th Sep 2025323 PMAQI
6th Sep 2025324 PMAQI
6th Sep 2025325 PMAQI
6th Sep 2025356 PMAQI
6th Sep 2025347 PMAQI
6th Sep 2025328 PMAQI
6th Sep 2025309 PMAQI
6th Sep 20253010 PMAQI
6th Sep 20253011 PMAQI
7th Sep 20252812 AMAQI
7th Sep 2025301 AMAQI
7th Sep 2025302 AMAQI
7th Sep 2025343 AMAQI
7th Sep 2025374 AMAQI
7th Sep 2025345 AMAQI
7th Sep 2025356 AMAQI
20°C18/23°C
7th Sep 2025327 AMAQI
7th Sep 2025318 AMAQI
7th Sep 2025319 AMAQI
7th Sep 20253410 AMAQI
7th Sep 20253011 AMAQI
7th Sep 20253412 PMAQI
7th Sep 2025321 PMAQI
7th Sep 2025322 PMAQI
7th Sep 2025343 PMAQI
7th Sep 2025374 PMAQI
7th Sep 2025335 PMAQI
7th Sep 2025326 PMAQI
7th Sep 2025317 PMAQI
7th Sep 2025338 PMAQI
7th Sep 2025339 PMAQI
7th Sep 20253410 PMAQI
7th Sep 20253511 PMAQI
8th Sep 20253312 AMAQI
8th Sep 2025391 AMAQI
8th Sep 2025292 AMAQI
8th Sep 2025383 AMAQI
8th Sep 2025344 AMAQI
8th Sep 2025315 AMAQI
8th Sep 2025306 AMAQI
19°C18/21°C
8th Sep 2025427 AMAQI
8th Sep 2025318 AMAQI
8th Sep 2025269 AMAQI
8th Sep 20252210 AMAQI
8th Sep 20252311 AMAQI
8th Sep 20252312 PMAQI
8th Sep 2025261 PMAQI
8th Sep 2025242 PMAQI
8th Sep 2025243 PMAQI
8th Sep 2025264 PMAQI
8th Sep 2025245 PMAQI
8th Sep 2025246 PMAQI
8th Sep 2025247 PMAQI
8th Sep 2025318 PMAQI
8th Sep 2025319 PMAQI
8th Sep 20253310 PMAQI
8th Sep 20253011 PMAQI
9th Sep 20253012 AMAQI
9th Sep 2025301 AMAQI
9th Sep 2025272 AMAQI
9th Sep 2025193 AMAQI
9th Sep 2025164 AMAQI
9th Sep 2025165 AMAQI
9th Sep 2025166 AMAQI
19°C17/21°C
9th Sep 2025187 AMAQI
9th Sep 2025188 AMAQI
9th Sep 2025209 AMAQI
9th Sep 20251910 AMAQI
9th Sep 20252211 AMAQI
9th Sep 20252012 PMAQI
9th Sep 2025191 PMAQI
9th Sep 2025212 PMAQI
9th Sep 2025223 PMAQI
9th Sep 2025244 PMAQI
9th Sep 2025225 PMAQI
9th Sep 2025216 PMAQI
9th Sep 2025207 PMAQI
9th Sep 2025228 PMAQI
9th Sep 2025239 PMAQI
9th Sep 20252210 PMAQI
9th Sep 20252611 PMAQI
10th Sep 20252312 AMAQI
10th Sep 2025221 AMAQI
10th Sep 2025232 AMAQI
10th Sep 2025203 AMAQI
10th Sep 2025204 AMAQI
10th Sep 2025215 AMAQI
10th Sep 2025186 AMAQI
19°C17/21°C
10th Sep 2025287 AMAQI
10th Sep 2025288 AMAQI
10th Sep 2025269 AMAQI
10th Sep 20253110 AMAQI
10th Sep 20252211 AMAQI
10th Sep 20252212 PMAQI
10th Sep 2025201 PMAQI
10th Sep 2025202 PMAQI
10th Sep 2025203 PMAQI
10th Sep 2025204 PMAQI
10th Sep 2025205 PMAQI
10th Sep 2025216 PMAQI
10th Sep 2025207 PMAQI
10th Sep 2025228 PMAQI
10th Sep 2025229 PMAQI
10th Sep 20252210 PMAQI
10th Sep 20252211 PMAQI
11th Sep 20252312 AMAQI
11th Sep 2025221 AMAQI
11th Sep 2025242 AMAQI
11th Sep 2025203 AMAQI
11th Sep 2025184 AMAQI
11th Sep 2025175 AMAQI
11th Sep 2025196 AMAQI
20°C19/22°C
11th Sep 2025217 AMAQI
11th Sep 2025228 AMAQI
11th Sep 2025189 AMAQI
11th Sep 20251910 AMAQI
11th Sep 20252011 AMAQI
11th Sep 20251912 PMAQI
11th Sep 2025201 PMAQI
11th Sep 2025222 PMAQI
11th Sep 2025193 PMAQI
11th Sep 2025204 PMAQI
11th Sep 2025225 PMAQI
11th Sep 2025216 PMAQI
11th Sep 2025227 PMAQI
11th Sep 2025228 PMAQI
11th Sep 2025229 PMAQI
11th Sep 20252210 PMAQI
11th Sep 20252311 PMAQI
12th Sep 20252212 AMAQI
12th Sep 2025211 AMAQI
12th Sep 2025192 AMAQI
12th Sep 2025193 AMAQI
12th Sep 2025184 AMAQI
12th Sep 2025195 AMAQI
12th Sep 2025186 AMAQI
21°C18/23°C
12th Sep 2025197 AMAQI
12th Sep 2025198 AMAQI
12th Sep 2025199 AMAQI
12th Sep 20251710 AMAQI
12th Sep 20252011 AMAQI
12th Sep 20252012 PMAQI
12th Sep 2025201 PMAQI
12th Sep 2025202 PMAQI
12th Sep 2025203 PMAQI
12th Sep 2025204 PMAQI
12th Sep 2025205 PMAQI
12th Sep 2025196 PMAQI
12th Sep 2025217 PMAQI
12th Sep 2025238 PMAQI
12th Sep 2025219 PMAQI
12th Sep 20252210 PMAQI
12th Sep 20252411 PMAQI
13th Sep 20252212 AMAQI
13th Sep 2025221 AMAQI
13th Sep 2025192 AMAQI
13th Sep 2025213 AMAQI
13th Sep 2025164 AMAQI
13th Sep 2025205 AMAQI
13th Sep 2025166 AMAQI
21°C18/25°C
13th Sep 2025217 AMAQI
13th Sep 2025188 AMAQI
13th Sep 2025199 AMAQI
13th Sep 20252010 AMAQI
13th Sep 20252211 AMAQI
13th Sep 20252212 PMAQI
13th Sep 2025201 PMAQI
13th Sep 2025202 PMAQI
13th Sep 2025203 PMAQI
13th Sep 2025234 PMAQI
13th Sep 2025215 PMAQI
13th Sep 2025206 PMAQI
13th Sep 2025187 PMAQI
13th Sep 2025208 PMAQI
13th Sep 2025219 PMAQI
13th Sep 20252210 PMAQI
13th Sep 20252211 PMAQI
14th Sep 20252112 AMAQI
14th Sep 2025221 AMAQI
14th Sep 2025202 AMAQI
14th Sep 2025183 AMAQI
14th Sep 2025154 AMAQI
14th Sep 2025175 AMAQI
14th Sep 2025196 AMAQI
20°C18/23°C
14th Sep 2025227 AMAQI
14th Sep 2025258 AMAQI
14th Sep 2025189 AMAQI
14th Sep 20252010 AMAQI
14th Sep 20252011 AMAQI
14th Sep 20252012 PMAQI
14th Sep 2025231 PMAQI
14th Sep 2025262 PMAQI
14th Sep 2025213 PMAQI
14th Sep 2025214 PMAQI
14th Sep 2025225 PMAQI
14th Sep 2025186 PMAQI
14th Sep 2025197 PMAQI
14th Sep 2025218 PMAQI
14th Sep 2025229 PMAQI
14th Sep 20252010 PMAQI
14th Sep 20252111 PMAQI
15th Sep 20252212 AMAQI
15th Sep 2025241 AMAQI
15th Sep 2025212 AMAQI
15th Sep 2025163 AMAQI
15th Sep 2025174 AMAQI
15th Sep 2025255 AMAQI
15th Sep 2025196 AMAQI
21°C18/23°C
15th Sep 2025207 AMAQI
15th Sep 2025208 AMAQI
15th Sep 2025189 AMAQI
15th Sep 20251710 AMAQI
15th Sep 20252011 AMAQI
15th Sep 20251812 PMAQI
15th Sep 2025211 PMAQI
15th Sep 2025202 PMAQI
15th Sep 2025223 PMAQI
15th Sep 2025234 PMAQI
15th Sep 2025205 PMAQI
15th Sep 2025206 PMAQI
15th Sep 2025217 PMAQI
15th Sep 2025218 PMAQI
15th Sep 2025209 PMAQI
15th Sep 20252110 PMAQI
15th Sep 20252211 PMAQI
16th Sep 20252012 AMAQI
16th Sep 2025221 AMAQI
16th Sep 2025242 AMAQI
16th Sep 2025213 AMAQI
16th Sep 2025224 AMAQI
16th Sep 2025205 AMAQI
16th Sep 2025256 AMAQI
21°C18/24°C
16th Sep 2025247 AMAQI
16th Sep 2025258 AMAQI
16th Sep 2025249 AMAQI
16th Sep 20252510 AMAQI
16th Sep 20252111 AMAQI
16th Sep 20252212 PMAQI
16th Sep 2025261 PMAQI
16th Sep 2025242 PMAQI
16th Sep 2025223 PMAQI
16th Sep 2025244 PMAQI
16th Sep 2025255 PMAQI
16th Sep 2025236 PMAQI
16th Sep 2025247 PMAQI
16th Sep 2025248 PMAQI
16th Sep 2025269 PMAQI
16th Sep 20252410 PMAQI
16th Sep 20252411 PMAQI
17th Sep 20252412 AMAQI
17th Sep 2025251 AMAQI
17th Sep 2025222 AMAQI
17th Sep 2025263 AMAQI
17th Sep 2025284 AMAQI
17th Sep 2025235 AMAQI
17th Sep 2025226 AMAQI
20°C16/24°C
17th Sep 2025257 AMAQI
17th Sep 2025228 AMAQI
17th Sep 2025259 AMAQI
17th Sep 20252410 AMAQI
17th Sep 20252711 AMAQI
17th Sep 20252412 PMAQI
17th Sep 2025241 PMAQI
17th Sep 2025242 PMAQI
17th Sep 2025243 PMAQI
17th Sep 2025264 PMAQI
17th Sep 2025265 PMAQI
17th Sep 2025276 PMAQI
17th Sep 2025267 PMAQI
17th Sep 2025288 PMAQI
17th Sep 2025289 PMAQI
17th Sep 20252810 PMAQI
17th Sep 20252611 PMAQI
18th Sep 20252612 AMAQI
18th Sep 2025261 AMAQI
18th Sep 2025262 AMAQI
18th Sep 2025253 AMAQI
18th Sep 2025304 AMAQI
18th Sep 2025275 AMAQI
18th Sep 2025286 AMAQI
21°C19/25°C
18th Sep 2025317 AMAQI
18th Sep 2025288 AMAQI
18th Sep 2025309 AMAQI
18th Sep 20253010 AMAQI
18th Sep 20252811 AMAQI
18th Sep 20253012 PMAQI
18th Sep 2025311 PMAQI
18th Sep 2025332 PMAQI
18th Sep 2025303 PMAQI
18th Sep 2025294 PMAQI
18th Sep 2025305 PMAQI
18th Sep 2025316 PMAQI
18th Sep 2025307 PMAQI
18th Sep 2025308 PMAQI
18th Sep 2025309 PMAQI
18th Sep 20253010 PMAQI
18th Sep 20252811 PMAQI
19th Sep 20252812 AMAQI
19th Sep 2025281 AMAQI
19th Sep 2025282 AMAQI
19th Sep 2025263 AMAQI
19th Sep 2025234 AMAQI
19th Sep 2025245 AMAQI
19th Sep 2025236 AMAQI
22°C20/26°C
19th Sep 2025247 AMAQI
19th Sep 2025238 AMAQI
19th Sep 2025229 AMAQI
19th Sep 20252610 AMAQI
19th Sep 20252411 AMAQI
19th Sep 20252412 PMAQI
19th Sep 2025261 PMAQI
19th Sep 2025262 PMAQI
19th Sep 2025263 PMAQI
19th Sep 2025294 PMAQI
19th Sep 2025285 PMAQI
19th Sep 2025306 PMAQI
19th Sep 2025307 PMAQI
19th Sep 2025288 PMAQI
19th Sep 2025289 PMAQI
19th Sep 20252810 PMAQI
19th Sep 20252811 PMAQI
20th Sep 20252812 AMAQI
20th Sep 2025291 AMAQI
20th Sep 2025302 AMAQI
20th Sep 2025303 AMAQI
20th Sep 2025314 AMAQI
20th Sep 2025305 AMAQI
20th Sep 2025296 AMAQI
21°C19/25°C
20th Sep 2025317 AMAQI
20th Sep 2025288 AMAQI
20th Sep 2025279 AMAQI
20th Sep 20252810 AMAQI
20th Sep 20252611 AMAQI
20th Sep 20252812 PMAQI
20th Sep 2025291 PMAQI
20th Sep 2025322 PMAQI
20th Sep 2025303 PMAQI
20th Sep 2025324 PMAQI
20th Sep 2025325 PMAQI
20th Sep 2025306 PMAQI
20th Sep 2025307 PMAQI
20th Sep 2025328 PMAQI
20th Sep 2025329 PMAQI
20th Sep 20253210 PMAQI
20th Sep 20253111 PMAQI
21st Sep 20253012 AMAQI
21st Sep 2025321 AMAQI
21st Sep 2025322 AMAQI
21st Sep 2025293 AMAQI
21st Sep 2025264 AMAQI
21st Sep 2025255 AMAQI
21st Sep 2025246 AMAQI
20°C17/23°C
21st Sep 2025267 AMAQI
21st Sep 2025238 AMAQI
21st Sep 2025249 AMAQI
21st Sep 20252310 AMAQI
21st Sep 20252111 AMAQI
21st Sep 20252312 PMAQI
21st Sep 2025301 PMAQI
21st Sep 2025292 PMAQI
21st Sep 2025283 PMAQI
21st Sep 2025274 PMAQI
21st Sep 2025265 PMAQI
21st Sep 2025256 PMAQI
21st Sep 2025277 PMAQI
21st Sep 2025288 PMAQI
21st Sep 2025299 PMAQI
21st Sep 20252810 PMAQI
21st Sep 20252811 PMAQI
22nd Sep 20252712 AMAQI
22nd Sep 2025291 AMAQI
18°C16/21°C
7 AM
1 PM
7 PM
1 AM
6 AM
--°C/°C
Day time
Avg. Highest Time
1 PM - 2 PM
26AQI
2 hours / Day
60 hours / Month
Avg. Lowest Time
10 AM - 11 AM
24AQI
2 hours / Day
60 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 1 PM to 2 PM (Avg. 26), while the lowest AQI was between 10 AM to 11 AM (Avg. 24).
Night time
Avg. Highest Time
1 AM
28AQI
1 hours / Day
30 hours / Month
Avg. Lowest Time
4 AM - 6 AM
24AQI
3 hours / Day
90 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 1 AM to 1 AM (Avg. 28), while the lowest AQI was between 4 AM to 6 AM (Avg. 24).
2025 Days Vs Air Quality
Monte Chaos, Sines, Setubal, Portugal
2025
98%
260
2%
4
Total number of days with different AQI categories in last 265 days in 2025 (100 days remaining)
Good
260 DaysModerate
4 DaysPoor
0 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 98%
Health Risk Level:
Very Low
In 2025, 98% of 265 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
Monte Chaos, Sines, Setubal, Portugal
AQI levels in 2025
AQI
PM2.5
PM10
CO
SO2
NO2
O3
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
-1th undefined 2025
-1th undefined 2025
-1th undefined 2025
1st January 2025
44AQI
44AQI
2nd January 2025
28AQI
28AQI
3rd January 2025
31AQI
31AQI
4th January 2025
26AQI
26AQI
5th January 2025
32AQI
32AQI
6th January 2025
31AQI
31AQI
7th January 2025
25AQI
25AQI
8th January 2025
26AQI
26AQI
9th January 2025
24AQI
24AQI
10th January 2025
20AQI
20AQI
11th January 2025
23AQI
23AQI
12th January 2025
25AQI
25AQI
13th January 2025
32AQI
32AQI
14th January 2025
25AQI
25AQI
15th January 2025
26AQI
26AQI
16th January 2025
39AQI
39AQI
17th January 2025
42AQI
42AQI
18th January 2025
31AQI
31AQI
19th January 2025
32AQI
32AQI
20th January 2025
31AQI
31AQI
21st January 2025
33AQI
33AQI
22nd January 2025
32AQI
32AQI
23rd January 2025
31AQI
31AQI
24th January 2025
31AQI
31AQI
25th January 2025
30AQI
30AQI
26th January 2025
29AQI
29AQI
27th January 2025
32AQI
32AQI
28th January 2025
35AQI
35AQI
29th January 2025
36AQI
36AQI
30th January 2025
34AQI
34AQI
31st January 2025
29AQI
29AQI
1st February 2025
24AQI
24AQI
2nd February 2025
26AQI
26AQI
3rd February 2025
31AQI
31AQI
4th February 2025
32AQI
32AQI
5th February 2025
32AQI
32AQI
6th February 2025
34AQI
34AQI
7th February 2025
30AQI
30AQI
8th February 2025
26AQI
26AQI
9th February 2025
21AQI
21AQI
10th February 2025
25AQI
25AQI
11th February 2025
28AQI
28AQI
12th February 2025
29AQI
29AQI
13th February 2025
25AQI
25AQI
14th February 2025
26AQI
26AQI
15th February 2025
28AQI
28AQI
16th February 2025
29AQI
29AQI
17th February 2025
29AQI
29AQI
18th February 2025
31AQI
31AQI
19th February 2025
34AQI
34AQI
20th February 2025
31AQI
31AQI
21st February 2025
27AQI
27AQI
22nd February 2025
28AQI
28AQI
23rd February 2025
27AQI
27AQI
24th February 2025
27AQI
27AQI
25th February 2025
39AQI
39AQI
26th February 2025
34AQI
34AQI
27th February 2025
42AQI
42AQI
28th February 2025
30AQI
30AQI
1st March 2025
33AQI
33AQI
2nd March 2025
34AQI
34AQI
3rd March 2025
32AQI
32AQI
4th March 2025
34AQI
34AQI
5th March 2025
29AQI
29AQI
6th March 2025
39AQI
39AQI
7th March 2025
26AQI
26AQI
8th March 2025
31AQI
31AQI
9th March 2025
31AQI
31AQI
10th March 2025
31AQI
31AQI
11th March 2025
32AQI
32AQI
12th March 2025
28AQI
28AQI
13th March 2025
24AQI
24AQI
14th March 2025
21AQI
21AQI
15th March 2025
21AQI
21AQI
16th March 2025
17AQI
17AQI
17th March 2025
17AQI
17AQI
18th March 2025
21AQI
21AQI
19th March 2025
20AQI
20AQI
20th March 2025
22AQI
22AQI
21st March 2025
18AQI
18AQI
22nd March 2025
20AQI
20AQI
23rd March 2025
22AQI
22AQI
24th March 2025
29AQI
29AQI
25th March 2025
28AQI
28AQI
26th March 2025
27AQI
27AQI
27th March 2025
22AQI
22AQI
28th March 2025
27AQI
27AQI
29th March 2025
32AQI
32AQI
30th March 2025
28AQI
28AQI
31st March 2025
22AQI
22AQI
1st April 2025
26AQI
26AQI
2nd April 2025
21AQI
21AQI
3rd April 2025
19AQI
19AQI
4th April 2025
19AQI
19AQI
5th April 2025
19AQI
19AQI
6th April 2025
16AQI
16AQI
7th April 2025
16AQI
16AQI
8th April 2025
20AQI
20AQI
9th April 2025
19AQI
19AQI
10th April 2025
26AQI
26AQI
11th April 2025
39AQI
39AQI
12th April 2025
33AQI
33AQI
13th April 2025
26AQI
26AQI
14th April 2025
18AQI
18AQI
15th April 2025
17AQI
17AQI
16th April 2025
15AQI
15AQI
17th April 2025
15AQI
15AQI
18th April 2025
18AQI
18AQI
19th April 2025
16AQI
16AQI
20th April 2025
18AQI
18AQI
21st April 2025
18AQI
18AQI
22nd April 2025
17AQI
17AQI
23rd April 2025
20AQI
20AQI
24th April 2025
22AQI
22AQI
25th April 2025
24AQI
24AQI
26th April 2025
19AQI
19AQI
27th April 2025
17AQI
17AQI
28th April 2025
19AQI
19AQI
29th April 2025
24AQI
24AQI
30th April 2025
17AQI
17AQI
1st May 2025
17AQI
17AQI
2nd May 2025
24AQI
24AQI
3rd May 2025
38AQI
38AQI
4th May 2025
28AQI
28AQI
5th May 2025
25AQI
25AQI
6th May 2025
23AQI
23AQI
7th May 2025
21AQI
21AQI
8th May 2025
19AQI
19AQI
9th May 2025
24AQI
24AQI
10th May 2025
21AQI
21AQI
11th May 2025
23AQI
23AQI
12th May 2025
21AQI
21AQI
13th May 2025
23AQI
23AQI
14th May 2025
24AQI
24AQI
15th May 2025
26AQI
26AQI
16th May 2025
26AQI
26AQI
17th May 2025
27AQI
27AQI
18th May 2025
29AQI
29AQI
19th May 2025
28AQI
28AQI
20th May 2025
23AQI
23AQI
21st May 2025
21AQI
21AQI
22nd May 2025
22AQI
22AQI
23rd May 2025
24AQI
24AQI
24th May 2025
27AQI
27AQI
25th May 2025
25AQI
25AQI
26th May 2025
22AQI
22AQI
27th May 2025
25AQI
25AQI
28th May 2025
25AQI
25AQI
29th May 2025
37AQI
37AQI
30th May 2025
43AQI
43AQI
31st May 2025
44AQI
44AQI
1st June 2025
41AQI
41AQI
2nd June 2025
34AQI
34AQI
3rd June 2025
33AQI
33AQI
4th June 2025
31AQI
31AQI
5th June 2025
29AQI
29AQI
6th June 2025
29AQI
29AQI
7th June 2025
26AQI
26AQI
8th June 2025
31AQI
31AQI
9th June 2025
36AQI
36AQI
10th June 2025
40AQI
40AQI
11th June 2025
41AQI
41AQI
12th June 2025
42AQI
42AQI
13th June 2025
28AQI
28AQI
14th June 2025
30AQI
30AQI
15th June 2025
33AQI
33AQI
16th June 2025
35AQI
35AQI
17th June 2025
39AQI
39AQI
18th June 2025
43AQI
43AQI
19th June 2025
42AQI
42AQI
20th June 2025
44AQI
44AQI
21st June 2025
41AQI
41AQI
22nd June 2025
41AQI
41AQI
23rd June 2025
35AQI
35AQI
24th June 2025
33AQI
33AQI
25th June 2025
34AQI
34AQI
26th June 2025
33AQI
33AQI
27th June 2025
34AQI
34AQI
28th June 2025
43AQI
43AQI
29th June 2025
49AQI
49AQI
30th June 2025
50AQI
50AQI
1st July 2025
52AQI
52AQI
2nd July 2025
43AQI
43AQI
3rd July 2025
41AQI
41AQI
4th July 2025
46AQI
46AQI
5th July 2025
50AQI
50AQI
6th July 2025
49AQI
49AQI
7th July 2025
46AQI
46AQI
8th July 2025
44AQI
44AQI
9th July 2025
42AQI
42AQI
10th July 2025
36AQI
36AQI
11th July 2025
27AQI
27AQI
12th July 2025
25AQI
25AQI
13th July 2025
23AQI
23AQI
14th July 2025
21AQI
21AQI
15th July 2025
27AQI
27AQI
16th July 2025
28AQI
28AQI
17th July 2025
35AQI
35AQI
18th July 2025
37AQI
37AQI
19th July 2025
28AQI
28AQI
20th July 2025
23AQI
23AQI
21st July 2025
24AQI
24AQI
22nd July 2025
23AQI
23AQI
23rd July 2025
19AQI
19AQI
24th July 2025
23AQI
23AQI
25th July 2025
26AQI
26AQI
26th July 2025
30AQI
30AQI
27th July 2025
32AQI
32AQI
28th July 2025
31AQI
31AQI
29th July 2025
29AQI
29AQI
30th July 2025
40AQI
40AQI
31st July 2025
47AQI
47AQI
1st August 2025
41AQI
41AQI
2nd August 2025
33AQI
33AQI
3rd August 2025
37AQI
37AQI
4th August 2025
39AQI
39AQI
5th August 2025
42AQI
42AQI
6th August 2025
40AQI
40AQI
7th August 2025
45AQI
45AQI
8th August 2025
42AQI
42AQI
9th August 2025
41AQI
41AQI
10th August 2025
40AQI
40AQI
11th August 2025
40AQI
40AQI
12th August 2025
54AQI
54AQI
13th August 2025
57AQI
57AQI
14th August 2025
54AQI
54AQI
15th August 2025
49AQI
49AQI
16th August 2025
44AQI
44AQI
17th August 2025
48AQI
48AQI
18th August 2025
48AQI
48AQI
19th August 2025
41AQI
41AQI
20th August 2025
39AQI
39AQI
21st August 2025
34AQI
34AQI
22nd August 2025
36AQI
36AQI
23rd August 2025
43AQI
43AQI
24th August 2025
39AQI
39AQI
25th August 2025
32AQI
32AQI
26th August 2025
29AQI
29AQI
27th August 2025
26AQI
26AQI
28th August 2025
23AQI
23AQI
29th August 2025
22AQI
22AQI
30th August 2025
24AQI
24AQI
31st August 2025
20AQI
20AQI
1st September 2025
20AQI
20AQI
2nd September 2025
22AQI
22AQI
3rd September 2025
25AQI
25AQI
4th September 2025
21AQI
21AQI
5th September 2025
25AQI
25AQI
6th September 2025
29AQI
29AQI
7th September 2025
33AQI
33AQI
8th September 2025
29AQI
29AQI
9th September 2025
21AQI
21AQI
10th September 2025
22AQI
22AQI
11th September 2025
21AQI
21AQI
12th September 2025
20AQI
20AQI
13th September 2025
20AQI
20AQI
14th September 2025
20AQI
20AQI
15th September 2025
20AQI
20AQI
16th September 2025
23AQI
23AQI
17th September 2025
25AQI
25AQI
18th September 2025
29AQI
29AQI
19th September 2025
26AQI
26AQI
20th September 2025
30AQI
30AQI
21st September 2025
27AQI
27AQI
22nd September 2025
23rd September 2025
24th September 2025
25th September 2025
26th September 2025
27th September 2025
28th September 2025
29th September 2025
30th September 2025
1st October 2025
2nd October 2025
3rd October 2025
4th October 2025
5th October 2025
6th October 2025
7th October 2025
8th October 2025
9th October 2025
10th October 2025
11th October 2025
12th October 2025
13th October 2025
14th October 2025
15th October 2025
16th October 2025
17th October 2025
18th October 2025
19th October 2025
20th October 2025
21st October 2025
22nd October 2025
23rd October 2025
24th October 2025
25th October 2025
26th October 2025
27th October 2025
28th October 2025
29th October 2025
30th October 2025
31st October 2025
1st November 2025
2nd November 2025
3rd November 2025
4th November 2025
5th November 2025
6th November 2025
7th November 2025
8th November 2025
9th November 2025
10th November 2025
11th November 2025
12th November 2025
13th November 2025
14th November 2025
15th November 2025
16th November 2025
17th November 2025
18th November 2025
19th November 2025
20th November 2025
21st November 2025
22nd November 2025
23rd November 2025
24th November 2025
25th November 2025
26th November 2025
27th November 2025
28th November 2025
29th November 2025
30th November 2025
1st December 2025
2nd December 2025
3rd December 2025
4th December 2025
5th December 2025
6th December 2025
7th December 2025
8th December 2025
9th December 2025
10th December 2025
11th December 2025
12th December 2025
13th December 2025
14th December 2025
15th December 2025
16th December 2025
17th December 2025
18th December 2025
19th December 2025
20th December 2025
21st December 2025
22nd December 2025
23rd December 2025
24th December 2025
25th December 2025
26th December 2025
27th December 2025
28th December 2025
29th December 2025
30th December 2025
31st December 2025
30AQI
29AQI
26AQI
20AQI
26AQI
37AQI
34AQI
39AQI
24AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202530AQI
31
28
31
30
31
30
30
1
28
3
21
260
4
Highest AQI recorded in
August39AQI
Lowest AQI recorded in
April20AQI
202433AQI
30
7
16
3
19
3
30
31
30
31
30
26
29
2
22
8
26
5
311
34
3
Highest AQI recorded in
February67AQI
Lowest AQI recorded in
June24AQI
202329AQI
12
5
5
2
12
19
26
30
30
31
31
27
29
28
31
306
5
5
2
Highest AQI recorded in
January71AQI
Lowest AQI recorded in
December20AQI
202244AQI
30
19
1
23
7
1
28
31
25
2
2
2
14
6
1
1
7
19
1
27
1
4
12
1
12
16
2
1
209
72
12
3
Highest AQI recorded in
July92AQI
Lowest AQI recorded in
January21AQI
202123AQI
28
2
23
1
26
5
25
3
27
3
1
28
31
27
1
29
1
31
29
1
30
1
334
18
1
Highest AQI recorded in
March32AQI
Lowest AQI recorded in
July0AQI
202025AQI
12
1
21
14
4
26
4
26
3
27
22
1
25
3
3
30
24
227
16
3
Highest AQI recorded in
May33AQI
Lowest AQI recorded in
December13AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2022(Avg.)
44AQILeast Polluted Year Recorded
2021(Avg.)
23AQIMonte Chaos's annual 2025 AQI (30) shows an average percentage change of 1.6% (worsened AQI) compared to previous years: 2020 (25), 2021 (23), 2022 (44), 2023 (29), 2024 (33).
