Saint John, Funchal, Madeira, 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
Saint John, Funchal, Madeira, Portugal
2021
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
22nd Sep 2024
68AQILowest AQI recorded on
7th Sep 2024
9AQISame Day Analysis (19th September ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 1st highest AQI at 51 of Moderate air quality on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 20th Sep - 21st Sep 2025
Saint John, Funchal, Madeira, Portugal
AQI
Day
Night
.
7 AM20th Sep 2025
8 PM
6 AM21st Sep 2025
Day time
Avg. Highest Time
9AM20th Sep
56AQI
Avg. Lowest Time
10AM20th Sep
48AQI
Night time
Avg. Highest Time
9PM20th Sep
54AQI
Avg. Lowest Time
3AM21st Sep
46AQI
In the last 24 hours,
Saint John's AQI reached its highest point of 56 at 9 AM during the Day, while the lowest point, 46, was recorded at 3 AM during the Night between 20th Sep and 21st Sep 2025.
Day & Night AQI Trend : Aug - Sep 2025
Saint John, Funchal, Madeira, Portugal
AugSep
22nd - 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 - 19th19th - 20th20th - 21st21st
Day
Night
22nd Aug 2025427 AMAQI
22nd Aug 2025368 AMAQI
22nd Aug 2025299 AMAQI
22nd Aug 20253410 AMAQI
22nd Aug 20254211 AMAQI
22nd Aug 20253912 PMAQI
22nd Aug 2025401 PMAQI
22nd Aug 2025392 PMAQI
22nd Aug 2025373 PMAQI
22nd Aug 2025354 PMAQI
22nd Aug 2025365 PMAQI
22nd Aug 2025406 PMAQI
22nd Aug 2025407 PMAQI
22nd Aug 2025408 PMAQI
22nd Aug 2025409 PMAQI
22nd Aug 20254010 PMAQI
22nd Aug 20254011 PMAQI
23rd Aug 20254412 AMAQI
23rd Aug 2025411 AMAQI
23rd Aug 2025382 AMAQI
23rd Aug 2025363 AMAQI
23rd Aug 2025334 AMAQI
23rd Aug 2025385 AMAQI
23rd Aug 2025356 AMAQI
21°C20/23°C
23rd Aug 2025367 AMAQI
23rd Aug 2025348 AMAQI
23rd Aug 2025369 AMAQI
23rd Aug 20253610 AMAQI
23rd Aug 20254611 AMAQI
23rd Aug 20254112 PMAQI
23rd Aug 2025371 PMAQI
23rd Aug 2025402 PMAQI
23rd Aug 2025403 PMAQI
23rd Aug 2025354 PMAQI
23rd Aug 2025395 PMAQI
23rd Aug 2025416 PMAQI
23rd Aug 2025397 PMAQI
23rd Aug 2025388 PMAQI
23rd Aug 2025399 PMAQI
23rd Aug 20254210 PMAQI
23rd Aug 20254511 PMAQI
24th Aug 20254312 AMAQI
24th Aug 2025421 AMAQI
24th Aug 2025372 AMAQI
24th Aug 2025303 AMAQI
24th Aug 2025294 AMAQI
24th Aug 2025295 AMAQI
24th Aug 2025346 AMAQI
21°C19/23°C
24th Aug 2025367 AMAQI
24th Aug 2025328 AMAQI
24th Aug 2025369 AMAQI
24th Aug 20253610 AMAQI
24th Aug 20253511 AMAQI
24th Aug 20253712 PMAQI
24th Aug 2025341 PMAQI
24th Aug 2025342 PMAQI
24th Aug 2025363 PMAQI
24th Aug 2025334 PMAQI
24th Aug 2025375 PMAQI
24th Aug 2025336 PMAQI
24th Aug 2025327 PMAQI
24th Aug 2025368 PMAQI
24th Aug 2025449 PMAQI
24th Aug 20253610 PMAQI
24th Aug 20253711 PMAQI
25th Aug 20253712 AMAQI
25th Aug 2025361 AMAQI
25th Aug 2025342 AMAQI
25th Aug 2025263 AMAQI
25th Aug 2025264 AMAQI
25th Aug 2025295 AMAQI
25th Aug 2025276 AMAQI
21°C19/23°C
25th Aug 2025297 AMAQI
25th Aug 2025298 AMAQI
25th Aug 2025329 AMAQI
25th Aug 20252610 AMAQI
25th Aug 20252411 AMAQI
25th Aug 20253112 PMAQI
25th Aug 2025321 PMAQI
25th Aug 2025282 PMAQI
25th Aug 2025293 PMAQI
25th Aug 2025294 PMAQI
25th Aug 2025315 PMAQI
25th Aug 2025326 PMAQI
25th Aug 2025307 PMAQI
25th Aug 2025358 PMAQI
25th Aug 2025329 PMAQI
25th Aug 20253210 PMAQI
25th Aug 20253111 PMAQI
26th Aug 20253412 AMAQI
26th Aug 2025371 AMAQI
26th Aug 2025282 AMAQI
26th Aug 2025233 AMAQI
26th Aug 2025244 AMAQI
26th Aug 2025265 AMAQI
26th Aug 2025236 AMAQI
22°C20/24°C
26th Aug 2025197 AMAQI
26th Aug 2025268 AMAQI
26th Aug 2025229 AMAQI
26th Aug 20251710 AMAQI
26th Aug 20252811 AMAQI
26th Aug 20252112 PMAQI
26th Aug 2025301 PMAQI
26th Aug 2025302 PMAQI
26th Aug 2025353 PMAQI
26th Aug 2025244 PMAQI
26th Aug 2025225 PMAQI
26th Aug 2025266 PMAQI
26th Aug 2025367 PMAQI
26th Aug 2025328 PMAQI
26th Aug 2025329 PMAQI
26th Aug 20252810 PMAQI
26th Aug 20253211 PMAQI
27th Aug 20252812 AMAQI
27th Aug 2025331 AMAQI
27th Aug 2025222 AMAQI
27th Aug 2025193 AMAQI
27th Aug 2025204 AMAQI
27th Aug 2025195 AMAQI
27th Aug 2025226 AMAQI
22°C21/25°C
27th Aug 2025207 AMAQI
27th Aug 2025308 AMAQI
27th Aug 2025189 AMAQI
27th Aug 20252110 AMAQI
27th Aug 20252211 AMAQI
27th Aug 20252312 PMAQI
27th Aug 2025201 PMAQI
27th Aug 2025242 PMAQI
27th Aug 2025233 PMAQI
27th Aug 2025304 PMAQI
27th Aug 2025245 PMAQI
27th Aug 2025196 PMAQI
27th Aug 2025217 PMAQI
27th Aug 2025248 PMAQI
27th Aug 2025259 PMAQI
27th Aug 20252610 PMAQI
27th Aug 20252811 PMAQI
28th Aug 20252612 AMAQI
28th Aug 2025261 AMAQI
28th Aug 2025272 AMAQI
28th Aug 2025223 AMAQI
28th Aug 2025214 AMAQI
28th Aug 2025185 AMAQI
28th Aug 2025326 AMAQI
21°C19/22°C
28th Aug 2025197 AMAQI
28th Aug 2025248 AMAQI
28th Aug 2025249 AMAQI
28th Aug 20251910 AMAQI
28th Aug 20253011 AMAQI
28th Aug 20253612 PMAQI
28th Aug 2025231 PMAQI
28th Aug 2025282 PMAQI
28th Aug 2025243 PMAQI
28th Aug 2025294 PMAQI
28th Aug 2025245 PMAQI
28th Aug 2025286 PMAQI
28th Aug 2025267 PMAQI
28th Aug 2025258 PMAQI
28th Aug 2025379 PMAQI
28th Aug 20252810 PMAQI
28th Aug 20252811 PMAQI
29th Aug 20252712 AMAQI
29th Aug 2025291 AMAQI
29th Aug 2025262 AMAQI
29th Aug 2025263 AMAQI
29th Aug 2025384 AMAQI
29th Aug 2025255 AMAQI
29th Aug 2025286 AMAQI
21°C19/23°C
29th Aug 2025267 AMAQI
29th Aug 2025308 AMAQI
29th Aug 2025269 AMAQI
29th Aug 20252610 AMAQI
29th Aug 20252711 AMAQI
29th Aug 20253012 PMAQI
29th Aug 2025321 PMAQI
29th Aug 2025322 PMAQI
29th Aug 2025323 PMAQI
29th Aug 2025294 PMAQI
29th Aug 2025315 PMAQI
29th Aug 2025296 PMAQI
29th Aug 2025307 PMAQI
29th Aug 2025308 PMAQI
29th Aug 2025309 PMAQI
29th Aug 20253010 PMAQI
29th Aug 20252911 PMAQI
30th Aug 20252912 AMAQI
30th Aug 2025351 AMAQI
30th Aug 2025302 AMAQI
30th Aug 2025243 AMAQI
30th Aug 2025234 AMAQI
30th Aug 2025285 AMAQI
30th Aug 2025306 AMAQI
21°C19/22°C
30th Aug 2025287 AMAQI
30th Aug 2025298 AMAQI
30th Aug 2025309 AMAQI
30th Aug 20253010 AMAQI
30th Aug 20252611 AMAQI
30th Aug 20252512 PMAQI
30th Aug 2025281 PMAQI
30th Aug 2025362 PMAQI
30th Aug 2025293 PMAQI
30th Aug 2025334 PMAQI
30th Aug 2025305 PMAQI
30th Aug 2025266 PMAQI
30th Aug 2025327 PMAQI
30th Aug 2025348 PMAQI
30th Aug 2025339 PMAQI
30th Aug 20253110 PMAQI
30th Aug 20253111 PMAQI
31st Aug 20253212 AMAQI
31st Aug 2025331 AMAQI
31st Aug 2025302 AMAQI
31st Aug 2025203 AMAQI
31st Aug 2025204 AMAQI
31st Aug 2025225 AMAQI
31st Aug 2025226 AMAQI
21°C19/23°C
31st Aug 2025177 AMAQI
31st Aug 2025178 AMAQI
31st Aug 2025219 AMAQI
31st Aug 20252010 AMAQI
31st Aug 20251911 AMAQI
31st Aug 20251912 PMAQI
31st Aug 2025261 PMAQI
31st Aug 2025222 PMAQI
31st Aug 2025303 PMAQI
31st Aug 2025234 PMAQI
31st Aug 2025285 PMAQI
31st Aug 2025266 PMAQI
31st Aug 2025287 PMAQI
31st Aug 2025428 PMAQI
31st Aug 2025299 PMAQI
31st Aug 20253010 PMAQI
31st Aug 20252711 PMAQI
1st Sep 20252512 AMAQI
1st Sep 2025281 AMAQI
1st Sep 2025212 AMAQI
1st Sep 2025243 AMAQI
1st Sep 2025224 AMAQI
1st Sep 2025245 AMAQI
1st Sep 2025206 AMAQI
21°C19/24°C
1st Sep 2025247 AMAQI
1st Sep 2025198 AMAQI
1st Sep 2025229 AMAQI
1st Sep 20253210 AMAQI
1st Sep 20252111 AMAQI
1st Sep 20252712 PMAQI
1st Sep 2025231 PMAQI
1st Sep 2025232 PMAQI
1st Sep 2025243 PMAQI
1st Sep 2025264 PMAQI
1st Sep 2025295 PMAQI
1st Sep 2025236 PMAQI
1st Sep 2025207 PMAQI
1st Sep 2025238 PMAQI
1st Sep 2025259 PMAQI
1st Sep 20252410 PMAQI
1st Sep 20252411 PMAQI
2nd Sep 20252412 AMAQI
2nd Sep 2025251 AMAQI
2nd Sep 2025262 AMAQI
2nd Sep 2025223 AMAQI
2nd Sep 2025204 AMAQI
2nd Sep 2025195 AMAQI
2nd Sep 2025196 AMAQI
20°C18/22°C
2nd Sep 2025187 AMAQI
2nd Sep 2025188 AMAQI
2nd Sep 2025209 AMAQI
2nd Sep 20252110 AMAQI
2nd Sep 20252111 AMAQI
2nd Sep 20252212 PMAQI
2nd Sep 2025221 PMAQI
2nd Sep 2025222 PMAQI
2nd Sep 2025253 PMAQI
2nd Sep 2025224 PMAQI
2nd Sep 2025215 PMAQI
2nd Sep 2025266 PMAQI
2nd Sep 2025237 PMAQI
2nd Sep 2025248 PMAQI
2nd Sep 2025239 PMAQI
2nd Sep 20252410 PMAQI
2nd Sep 20252411 PMAQI
3rd Sep 20252612 AMAQI
3rd Sep 2025241 AMAQI
3rd Sep 2025232 AMAQI
3rd Sep 2025223 AMAQI
3rd Sep 2025214 AMAQI
3rd Sep 2025205 AMAQI
3rd Sep 2025256 AMAQI
20°C18/22°C
3rd Sep 2025227 AMAQI
3rd Sep 2025238 AMAQI
3rd Sep 2025259 AMAQI
3rd Sep 20252210 AMAQI
3rd Sep 20252711 AMAQI
3rd Sep 20252212 PMAQI
3rd Sep 2025231 PMAQI
3rd Sep 2025222 PMAQI
3rd Sep 2025243 PMAQI
3rd Sep 2025254 PMAQI
3rd Sep 2025295 PMAQI
3rd Sep 2025236 PMAQI
3rd Sep 2025247 PMAQI
3rd Sep 2025268 PMAQI
3rd Sep 2025269 PMAQI
3rd Sep 20252610 PMAQI
3rd Sep 20252811 PMAQI
4th Sep 20252612 AMAQI
4th Sep 2025251 AMAQI
4th Sep 2025222 AMAQI
4th Sep 2025223 AMAQI
4th Sep 2025244 AMAQI
4th Sep 2025265 AMAQI
4th Sep 2025256 AMAQI
21°C19/23°C
4th Sep 2025227 AMAQI
4th Sep 2025258 AMAQI
4th Sep 2025189 AMAQI
4th Sep 20251710 AMAQI
4th Sep 20251711 AMAQI
4th Sep 20251912 PMAQI
4th Sep 2025171 PMAQI
4th Sep 2025172 PMAQI
4th Sep 2025173 PMAQI
4th Sep 2025174 PMAQI
4th Sep 2025225 PMAQI
4th Sep 2025326 PMAQI
4th Sep 2025307 PMAQI
4th Sep 2025328 PMAQI
4th Sep 2025279 PMAQI
4th Sep 20254010 PMAQI
4th Sep 20253411 PMAQI
5th Sep 20252812 AMAQI
5th Sep 2025321 AMAQI
5th Sep 2025252 AMAQI
5th Sep 2025253 AMAQI
5th Sep 2025204 AMAQI
5th Sep 2025225 AMAQI
5th Sep 2025236 AMAQI
21°C19/24°C
5th Sep 2025227 AMAQI
5th Sep 2025278 AMAQI
5th Sep 2025289 AMAQI
5th Sep 20252710 AMAQI
5th Sep 20252411 AMAQI
5th Sep 20252712 PMAQI
5th Sep 2025281 PMAQI
5th Sep 2025262 PMAQI
5th Sep 2025273 PMAQI
5th Sep 2025344 PMAQI
5th Sep 2025355 PMAQI
5th Sep 2025366 PMAQI
5th Sep 2025237 PMAQI
5th Sep 2025258 PMAQI
5th Sep 2025319 PMAQI
5th Sep 20253210 PMAQI
5th Sep 20252511 PMAQI
6th Sep 20252612 AMAQI
6th Sep 2025271 AMAQI
6th Sep 2025242 AMAQI
6th Sep 2025303 AMAQI
6th Sep 2025334 AMAQI
6th Sep 2025265 AMAQI
6th Sep 2025336 AMAQI
21°C19/22°C
6th Sep 2025347 AMAQI
6th Sep 2025368 AMAQI
6th Sep 2025289 AMAQI
6th Sep 20253310 AMAQI
6th Sep 20253111 AMAQI
6th Sep 20253212 PMAQI
6th Sep 2025291 PMAQI
6th Sep 2025292 PMAQI
6th Sep 2025323 PMAQI
6th Sep 2025344 PMAQI
6th Sep 2025325 PMAQI
6th Sep 2025326 PMAQI
6th Sep 2025347 PMAQI
6th Sep 2025338 PMAQI
6th Sep 2025329 PMAQI
6th Sep 20253210 PMAQI
6th Sep 20253111 PMAQI
7th Sep 20253212 AMAQI
7th Sep 2025321 AMAQI
7th Sep 2025352 AMAQI
7th Sep 2025333 AMAQI
7th Sep 2025374 AMAQI
7th Sep 2025305 AMAQI
7th Sep 2025256 AMAQI
20°C17/23°C
7th Sep 2025277 AMAQI
7th Sep 2025278 AMAQI
7th Sep 2025269 AMAQI
7th Sep 20253110 AMAQI
7th Sep 20252711 AMAQI
7th Sep 20253112 PMAQI
7th Sep 2025281 PMAQI
7th Sep 2025292 PMAQI
7th Sep 2025293 PMAQI
7th Sep 2025314 PMAQI
7th Sep 2025305 PMAQI
7th Sep 2025286 PMAQI
7th Sep 2025327 PMAQI
7th Sep 2025348 PMAQI
7th Sep 2025349 PMAQI
7th Sep 20253210 PMAQI
7th Sep 20253511 PMAQI
8th Sep 20253512 AMAQI
8th Sep 2025341 AMAQI
8th Sep 2025262 AMAQI
8th Sep 2025243 AMAQI
8th Sep 2025284 AMAQI
8th Sep 2025245 AMAQI
8th Sep 2025256 AMAQI
21°C20/23°C
8th Sep 2025317 AMAQI
8th Sep 2025448 AMAQI
8th Sep 2025319 AMAQI
8th Sep 20252410 AMAQI
8th Sep 20252411 AMAQI
8th Sep 20253012 PMAQI
8th Sep 2025301 PMAQI
8th Sep 2025322 PMAQI
8th Sep 2025363 PMAQI
8th Sep 2025364 PMAQI
8th Sep 2025275 PMAQI
8th Sep 2025306 PMAQI
8th Sep 2025287 PMAQI
8th Sep 2025298 PMAQI
8th Sep 2025319 PMAQI
8th Sep 20253410 PMAQI
8th Sep 20253011 PMAQI
9th Sep 20253112 AMAQI
9th Sep 2025321 AMAQI
9th Sep 2025302 AMAQI
9th Sep 2025243 AMAQI
9th Sep 2025244 AMAQI
9th Sep 2025215 AMAQI
9th Sep 2025236 AMAQI
20°C19/22°C
9th Sep 2025217 AMAQI
9th Sep 2025208 AMAQI
9th Sep 2025239 AMAQI
9th Sep 20252210 AMAQI
9th Sep 20253011 AMAQI
9th Sep 20252112 PMAQI
9th Sep 2025231 PMAQI
9th Sep 2025252 PMAQI
9th Sep 2025263 PMAQI
9th Sep 2025284 PMAQI
9th Sep 2025285 PMAQI
9th Sep 2025266 PMAQI
9th Sep 2025277 PMAQI
9th Sep 2025298 PMAQI
9th Sep 2025289 PMAQI
9th Sep 20252810 PMAQI
9th Sep 20252611 PMAQI
10th Sep 20252712 AMAQI
10th Sep 2025271 AMAQI
10th Sep 2025302 AMAQI
10th Sep 2025253 AMAQI
10th Sep 2025244 AMAQI
10th Sep 2025235 AMAQI
10th Sep 2025206 AMAQI
17°C14/22°C
10th Sep 2025217 AMAQI
10th Sep 2025208 AMAQI
10th Sep 2025209 AMAQI
10th Sep 20252610 AMAQI
10th Sep 20252011 AMAQI
10th Sep 20252212 PMAQI
10th Sep 2025231 PMAQI
10th Sep 2025222 PMAQI
10th Sep 2025223 PMAQI
10th Sep 2025264 PMAQI
10th Sep 2025265 PMAQI
10th Sep 2025236 PMAQI
10th Sep 2025247 PMAQI
10th Sep 2025278 PMAQI
10th Sep 2025269 PMAQI
10th Sep 20252510 PMAQI
10th Sep 20252611 PMAQI
11th Sep 20252412 AMAQI
11th Sep 2025251 AMAQI
11th Sep 2025242 AMAQI
11th Sep 2025213 AMAQI
11th Sep 2025214 AMAQI
11th Sep 2025205 AMAQI
11th Sep 2025216 AMAQI
20°C18/22°C
11th Sep 2025227 AMAQI
11th Sep 2025208 AMAQI
11th Sep 2025249 AMAQI
11th Sep 20252010 AMAQI
11th Sep 20252411 AMAQI
11th Sep 20252112 PMAQI
11th Sep 2025261 PMAQI
11th Sep 2025232 PMAQI
11th Sep 2025223 PMAQI
11th Sep 2025214 PMAQI
11th Sep 2025225 PMAQI
11th Sep 2025236 PMAQI
11th Sep 2025227 PMAQI
11th Sep 2025248 PMAQI
11th Sep 2025279 PMAQI
11th Sep 20252410 PMAQI
11th Sep 20252411 PMAQI
12th Sep 20252512 AMAQI
12th Sep 2025241 AMAQI
12th Sep 2025212 AMAQI
12th Sep 2025213 AMAQI
12th Sep 2025214 AMAQI
12th Sep 2025225 AMAQI
12th Sep 2025206 AMAQI
21°C19/23°C
12th Sep 2025207 AMAQI
12th Sep 2025228 AMAQI
12th Sep 2025229 AMAQI
12th Sep 20252210 AMAQI
12th Sep 20252311 AMAQI
12th Sep 20252212 PMAQI
12th Sep 2025211 PMAQI
12th Sep 2025222 PMAQI
12th Sep 2025243 PMAQI
12th Sep 2025244 PMAQI
12th Sep 2025225 PMAQI
12th Sep 2025226 PMAQI
12th Sep 2025227 PMAQI
12th Sep 2025278 PMAQI
12th Sep 2025239 PMAQI
12th Sep 20252610 PMAQI
12th Sep 20252611 PMAQI
13th Sep 20252412 AMAQI
13th Sep 2025231 AMAQI
13th Sep 2025262 AMAQI
13th Sep 2025323 AMAQI
13th Sep 2025224 AMAQI
13th Sep 2025225 AMAQI
13th Sep 2025216 AMAQI
21°C20/23°C
13th Sep 2025227 AMAQI
13th Sep 2025228 AMAQI
13th Sep 2025249 AMAQI
13th Sep 20252210 AMAQI
13th Sep 20252411 AMAQI
13th Sep 20252512 PMAQI
13th Sep 2025241 PMAQI
13th Sep 2025222 PMAQI
13th Sep 2025253 PMAQI
13th Sep 2025324 PMAQI
13th Sep 2025265 PMAQI
13th Sep 2025276 PMAQI
13th Sep 2025257 PMAQI
13th Sep 2025248 PMAQI
13th Sep 2025249 PMAQI
13th Sep 20252710 PMAQI
13th Sep 20252411 PMAQI
14th Sep 20252412 AMAQI
14th Sep 2025281 AMAQI
14th Sep 2025232 AMAQI
14th Sep 2025213 AMAQI
14th Sep 2025244 AMAQI
14th Sep 2025265 AMAQI
14th Sep 2025246 AMAQI
21°C19/24°C
14th Sep 2025277 AMAQI
14th Sep 2025298 AMAQI
14th Sep 2025269 AMAQI
14th Sep 20252610 AMAQI
14th Sep 20252411 AMAQI
14th Sep 20252512 PMAQI
14th Sep 2025241 PMAQI
14th Sep 2025322 PMAQI
14th Sep 2025293 PMAQI
14th Sep 2025274 PMAQI
14th Sep 2025295 PMAQI
14th Sep 2025226 PMAQI
14th Sep 2025297 PMAQI
14th Sep 2025278 PMAQI
14th Sep 2025279 PMAQI
14th Sep 20252810 PMAQI
14th Sep 20252711 PMAQI
15th Sep 20252812 AMAQI
15th Sep 2025361 AMAQI
15th Sep 2025302 AMAQI
15th Sep 2025223 AMAQI
15th Sep 2025284 AMAQI
15th Sep 2025305 AMAQI
15th Sep 2025246 AMAQI
21°C20/24°C
15th Sep 2025247 AMAQI
15th Sep 2025288 AMAQI
15th Sep 2025289 AMAQI
15th Sep 20253410 AMAQI
15th Sep 20252211 AMAQI
15th Sep 20252612 PMAQI
15th Sep 2025271 PMAQI
15th Sep 2025272 PMAQI
15th Sep 2025283 PMAQI
15th Sep 2025284 PMAQI
15th Sep 2025265 PMAQI
15th Sep 2025326 PMAQI
15th Sep 2025267 PMAQI
15th Sep 2025378 PMAQI
15th Sep 2025349 PMAQI
15th Sep 20252910 PMAQI
15th Sep 20253211 PMAQI
16th Sep 20253112 AMAQI
16th Sep 2025301 AMAQI
16th Sep 2025302 AMAQI
16th Sep 2025323 AMAQI
16th Sep 2025264 AMAQI
16th Sep 2025255 AMAQI
16th Sep 2025306 AMAQI
21°C20/23°C
16th Sep 2025327 AMAQI
16th Sep 2025388 AMAQI
16th Sep 2025329 AMAQI
16th Sep 20253310 AMAQI
16th Sep 20252811 AMAQI
16th Sep 20253212 PMAQI
16th Sep 2025461 PMAQI
16th Sep 2025502 PMAQI
16th Sep 2025543 PMAQI
16th Sep 2025454 PMAQI
16th Sep 2025375 PMAQI
16th Sep 2025366 PMAQI
16th Sep 2025337 PMAQI
16th Sep 2025348 PMAQI
16th Sep 2025349 PMAQI
16th Sep 20253310 PMAQI
16th Sep 20253611 PMAQI
17th Sep 20253412 AMAQI
17th Sep 2025341 AMAQI
17th Sep 2025332 AMAQI
17th Sep 2025343 AMAQI
17th Sep 2025404 AMAQI
17th Sep 2025495 AMAQI
17th Sep 2025376 AMAQI
21°C20/24°C
17th Sep 2025427 AMAQI
17th Sep 2025478 AMAQI
17th Sep 2025379 AMAQI
17th Sep 20254610 AMAQI
17th Sep 20255011 AMAQI
17th Sep 20254612 PMAQI
17th Sep 2025541 PMAQI
17th Sep 2025532 PMAQI
17th Sep 2025533 PMAQI
17th Sep 2025494 PMAQI
17th Sep 2025465 PMAQI
17th Sep 2025466 PMAQI
17th Sep 2025387 PMAQI
17th Sep 2025408 PMAQI
17th Sep 2025449 PMAQI
17th Sep 20254210 PMAQI
17th Sep 20254211 PMAQI
18th Sep 20254312 AMAQI
18th Sep 2025451 AMAQI
18th Sep 2025362 AMAQI
18th Sep 2025383 AMAQI
18th Sep 2025304 AMAQI
18th Sep 2025335 AMAQI
18th Sep 2025396 AMAQI
22°C20/25°C
18th Sep 2025367 AMAQI
18th Sep 2025388 AMAQI
18th Sep 2025349 AMAQI
18th Sep 20253410 AMAQI
18th Sep 20254511 AMAQI
18th Sep 20254212 PMAQI
18th Sep 2025471 PMAQI
18th Sep 2025412 PMAQI
18th Sep 2025483 PMAQI
18th Sep 2025474 PMAQI
18th Sep 2025455 PMAQI
18th Sep 2025466 PMAQI
18th Sep 2025407 PMAQI
18th Sep 2025418 PMAQI
18th Sep 2025459 PMAQI
18th Sep 20254910 PMAQI
18th Sep 20254811 PMAQI
19th Sep 20254512 AMAQI
19th Sep 2025471 AMAQI
19th Sep 2025462 AMAQI
19th Sep 2025473 AMAQI
19th Sep 2025514 AMAQI
19th Sep 2025535 AMAQI
19th Sep 2025536 AMAQI
23°C21/25°C
19th Sep 2025527 AMAQI
19th Sep 2025568 AMAQI
19th Sep 2025539 AMAQI
19th Sep 20255210 AMAQI
19th Sep 20255011 AMAQI
19th Sep 20255212 PMAQI
19th Sep 2025521 PMAQI
19th Sep 2025542 PMAQI
19th Sep 2025533 PMAQI
19th Sep 2025564 PMAQI
19th Sep 2025555 PMAQI
19th Sep 2025536 PMAQI
19th Sep 2025547 PMAQI
19th Sep 2025568 PMAQI
19th Sep 2025559 PMAQI
19th Sep 20255310 PMAQI
19th Sep 20255311 PMAQI
20th Sep 20255312 AMAQI
20th Sep 2025531 AMAQI
20th Sep 2025542 AMAQI
20th Sep 2025553 AMAQI
20th Sep 2025534 AMAQI
20th Sep 2025545 AMAQI
20th Sep 2025556 AMAQI
23°C22/25°C
20th Sep 2025547 AMAQI
20th Sep 2025528 AMAQI
20th Sep 2025569 AMAQI
20th Sep 20254810 AMAQI
20th Sep 20254911 AMAQI
20th Sep 20255212 PMAQI
20th Sep 2025541 PMAQI
20th Sep 2025562 PMAQI
20th Sep 2025543 PMAQI
20th Sep 2025544 PMAQI
20th Sep 2025545 PMAQI
20th Sep 2025546 PMAQI
20th Sep 2025547 PMAQI
20th Sep 2025548 PMAQI
20th Sep 2025549 PMAQI
20th Sep 20255410 PMAQI
20th Sep 20255411 PMAQI
21st Sep 20255412 AMAQI
21st Sep 2025541 AMAQI
21st Sep 2025522 AMAQI
21st Sep 2025463 AMAQI
21st Sep 2025504 AMAQI
21st Sep 2025515 AMAQI
21st Sep 2025496 AMAQI
22°C21/24°C
21st Sep 2025497 AMAQI
7 AM21st Sep 2025488 AMAQI
21st Sep 2025469 AMAQI
21st Sep 20254610 AMAQI
1 PM
8 PM
1 AM
6 AM
--°C/°C
Day time
Avg. Highest Time
8 PM
33AQI
1 hours / Day
30 hours / Month
Avg. Lowest Time
7 AM
29AQI
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. 33), while the lowest AQI was between 7 AM to 7 AM (Avg. 29).
Night time
Avg. Highest Time
1 AM
33AQI
1 hours / Day
30 hours / Month
Avg. Lowest Time
3 AM
28AQI
1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 1 AM to 1 AM (Avg. 33), while the lowest AQI was between 3 AM to 3 AM (Avg. 28).
2025 Days Vs Air Quality
Saint John, Funchal, Madeira, Portugal
2025
99%
259
1%
3
Total number of days with different AQI categories in last 264 days in 2025 (101 days remaining)
Good
259 DaysModerate
3 DaysPoor
0 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 99%
Health Risk Level:
Very Low
In 2025, 99% of 264 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
Saint John, Funchal, Madeira, 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
45AQI
45AQI
2nd January 2025
32AQI
32AQI
3rd January 2025
33AQI
33AQI
4th January 2025
34AQI
34AQI
5th January 2025
32AQI
32AQI
6th January 2025
31AQI
31AQI
7th January 2025
32AQI
32AQI
8th January 2025
32AQI
32AQI
9th January 2025
29AQI
29AQI
10th January 2025
30AQI
30AQI
11th January 2025
31AQI
31AQI
12th January 2025
28AQI
28AQI
13th January 2025
26AQI
26AQI
14th January 2025
26AQI
26AQI
15th January 2025
31AQI
31AQI
16th January 2025
45AQI
45AQI
17th January 2025
41AQI
41AQI
18th January 2025
32AQI
32AQI
19th January 2025
31AQI
31AQI
20th January 2025
40AQI
40AQI
21st January 2025
28AQI
28AQI
22nd January 2025
28AQI
28AQI
23rd January 2025
29AQI
29AQI
24th January 2025
28AQI
28AQI
25th January 2025
27AQI
27AQI
26th January 2025
25AQI
25AQI
27th January 2025
25AQI
25AQI
28th January 2025
29AQI
29AQI
29th January 2025
33AQI
33AQI
30th January 2025
29AQI
29AQI
31st January 2025
34AQI
34AQI
1st February 2025
28AQI
28AQI
2nd February 2025
26AQI
26AQI
3rd February 2025
27AQI
27AQI
4th February 2025
27AQI
27AQI
5th February 2025
28AQI
28AQI
6th February 2025
30AQI
30AQI
7th February 2025
32AQI
32AQI
8th February 2025
31AQI
31AQI
9th February 2025
29AQI
29AQI
10th February 2025
29AQI
29AQI
11th February 2025
26AQI
26AQI
12th February 2025
27AQI
27AQI
13th February 2025
26AQI
26AQI
14th February 2025
26AQI
26AQI
15th February 2025
28AQI
28AQI
16th February 2025
29AQI
29AQI
17th February 2025
30AQI
30AQI
18th February 2025
31AQI
31AQI
19th February 2025
28AQI
28AQI
20th February 2025
29AQI
29AQI
21st February 2025
27AQI
27AQI
22nd February 2025
28AQI
28AQI
23rd February 2025
29AQI
29AQI
24th February 2025
31AQI
31AQI
25th February 2025
54AQI
54AQI
26th February 2025
44AQI
44AQI
27th February 2025
37AQI
37AQI
28th February 2025
29AQI
29AQI
1st March 2025
34AQI
34AQI
2nd March 2025
28AQI
28AQI
3rd March 2025
28AQI
28AQI
4th March 2025
34AQI
34AQI
5th March 2025
26AQI
26AQI
6th March 2025
27AQI
27AQI
7th March 2025
28AQI
28AQI
8th March 2025
30AQI
30AQI
9th March 2025
30AQI
30AQI
10th March 2025
29AQI
29AQI
11th March 2025
30AQI
30AQI
12th March 2025
29AQI
29AQI
13th March 2025
29AQI
29AQI
14th March 2025
22AQI
22AQI
15th March 2025
20AQI
20AQI
16th March 2025
19AQI
19AQI
17th March 2025
27AQI
27AQI
18th March 2025
22AQI
22AQI
19th March 2025
27AQI
27AQI
20th March 2025
21AQI
21AQI
21st March 2025
20AQI
20AQI
22nd March 2025
24AQI
24AQI
23rd March 2025
23AQI
23AQI
24th March 2025
31AQI
31AQI
25th March 2025
27AQI
27AQI
26th March 2025
26AQI
26AQI
27th March 2025
27AQI
27AQI
28th March 2025
29AQI
29AQI
29th March 2025
49AQI
49AQI
30th March 2025
48AQI
48AQI
31st March 2025
27AQI
27AQI
1st April 2025
26AQI
26AQI
2nd April 2025
30AQI
30AQI
3rd April 2025
21AQI
21AQI
4th April 2025
24AQI
24AQI
5th April 2025
25AQI
25AQI
6th April 2025
20AQI
20AQI
7th April 2025
19AQI
19AQI
8th April 2025
18AQI
18AQI
9th April 2025
21AQI
21AQI
10th April 2025
21AQI
21AQI
11th April 2025
20AQI
20AQI
12th April 2025
23AQI
23AQI
13th April 2025
24AQI
24AQI
14th April 2025
24AQI
24AQI
15th April 2025
22AQI
22AQI
16th April 2025
21AQI
21AQI
17th April 2025
21AQI
21AQI
18th April 2025
20AQI
20AQI
19th April 2025
20AQI
20AQI
20th April 2025
20AQI
20AQI
21st April 2025
15AQI
15AQI
22nd April 2025
18AQI
18AQI
23rd April 2025
28AQI
28AQI
24th April 2025
20AQI
20AQI
25th April 2025
19AQI
19AQI
26th April 2025
21AQI
21AQI
27th April 2025
22AQI
22AQI
28th April 2025
24AQI
24AQI
29th April 2025
21AQI
21AQI
30th April 2025
17AQI
17AQI
1st May 2025
23AQI
23AQI
2nd May 2025
27AQI
27AQI
3rd May 2025
43AQI
43AQI
4th May 2025
28AQI
28AQI
5th May 2025
24AQI
24AQI
6th May 2025
27AQI
27AQI
7th May 2025
25AQI
25AQI
8th May 2025
21AQI
21AQI
9th May 2025
24AQI
24AQI
10th May 2025
27AQI
27AQI
11th May 2025
24AQI
24AQI
12th May 2025
24AQI
24AQI
13th May 2025
24AQI
24AQI
14th May 2025
28AQI
28AQI
15th May 2025
32AQI
32AQI
16th May 2025
28AQI
28AQI
17th May 2025
30AQI
30AQI
18th May 2025
22AQI
22AQI
19th May 2025
22AQI
22AQI
20th May 2025
34AQI
34AQI
21st May 2025
35AQI
35AQI
22nd May 2025
30AQI
30AQI
23rd May 2025
25AQI
25AQI
24th May 2025
22AQI
22AQI
25th May 2025
29AQI
29AQI
26th May 2025
31AQI
31AQI
27th May 2025
33AQI
33AQI
28th May 2025
29AQI
29AQI
29th May 2025
31AQI
31AQI
30th May 2025
36AQI
36AQI
31st May 2025
39AQI
39AQI
1st June 2025
41AQI
41AQI
2nd June 2025
40AQI
40AQI
3rd June 2025
43AQI
43AQI
4th June 2025
36AQI
36AQI
5th June 2025
29AQI
29AQI
6th June 2025
24AQI
24AQI
7th June 2025
24AQI
24AQI
8th June 2025
28AQI
28AQI
9th June 2025
33AQI
33AQI
10th June 2025
37AQI
37AQI
11th June 2025
39AQI
39AQI
12th June 2025
40AQI
40AQI
13th June 2025
33AQI
33AQI
14th June 2025
29AQI
29AQI
15th June 2025
30AQI
30AQI
16th June 2025
33AQI
33AQI
17th June 2025
44AQI
44AQI
18th June 2025
43AQI
43AQI
19th June 2025
41AQI
41AQI
20th June 2025
42AQI
42AQI
21st June 2025
35AQI
35AQI
22nd June 2025
33AQI
33AQI
23rd June 2025
32AQI
32AQI
24th June 2025
32AQI
32AQI
25th June 2025
33AQI
33AQI
26th June 2025
31AQI
31AQI
27th June 2025
34AQI
34AQI
28th June 2025
33AQI
33AQI
29th June 2025
36AQI
36AQI
30th June 2025
38AQI
38AQI
1st July 2025
36AQI
36AQI
2nd July 2025
31AQI
31AQI
3rd July 2025
34AQI
34AQI
4th July 2025
37AQI
37AQI
5th July 2025
42AQI
42AQI
6th July 2025
38AQI
38AQI
7th July 2025
36AQI
36AQI
8th July 2025
35AQI
35AQI
9th July 2025
29AQI
29AQI
10th July 2025
28AQI
28AQI
11th July 2025
26AQI
26AQI
12th July 2025
27AQI
27AQI
13th July 2025
25AQI
25AQI
14th July 2025
24AQI
24AQI
15th July 2025
25AQI
25AQI
16th July 2025
34AQI
34AQI
17th July 2025
42AQI
42AQI
18th July 2025
44AQI
44AQI
19th July 2025
38AQI
38AQI
20th July 2025
31AQI
31AQI
21st July 2025
29AQI
29AQI
22nd July 2025
28AQI
28AQI
23rd July 2025
25AQI
25AQI
24th July 2025
24AQI
24AQI
25th July 2025
30AQI
30AQI
26th July 2025
34AQI
34AQI
27th July 2025
41AQI
41AQI
28th July 2025
45AQI
45AQI
29th July 2025
42AQI
42AQI
30th July 2025
34AQI
34AQI
31st July 2025
37AQI
37AQI
1st August 2025
39AQI
39AQI
2nd August 2025
32AQI
32AQI
3rd August 2025
32AQI
32AQI
4th August 2025
32AQI
32AQI
5th August 2025
35AQI
35AQI
6th August 2025
35AQI
35AQI
7th August 2025
41AQI
41AQI
8th August 2025
41AQI
41AQI
9th August 2025
38AQI
38AQI
10th August 2025
48AQI
48AQI
11th August 2025
49AQI
49AQI
12th August 2025
50AQI
50AQI
13th August 2025
51AQI
51AQI
14th August 2025
42AQI
42AQI
15th August 2025
38AQI
38AQI
16th August 2025
42AQI
42AQI
17th August 2025
42AQI
42AQI
18th August 2025
44AQI
44AQI
19th August 2025
43AQI
43AQI
20th August 2025
36AQI
36AQI
21st August 2025
36AQI
36AQI
22nd August 2025
38AQI
38AQI
23rd August 2025
39AQI
39AQI
24th August 2025
35AQI
35AQI
25th August 2025
31AQI
31AQI
26th August 2025
28AQI
28AQI
27th August 2025
23AQI
23AQI
28th August 2025
26AQI
26AQI
29th August 2025
29AQI
29AQI
30th August 2025
30AQI
30AQI
31st August 2025
26AQI
26AQI
1st September 2025
24AQI
24AQI
2nd September 2025
22AQI
22AQI
3rd September 2025
24AQI
24AQI
4th September 2025
23AQI
23AQI
5th September 2025
27AQI
27AQI
6th September 2025
31AQI
31AQI
7th September 2025
31AQI
31AQI
8th September 2025
30AQI
30AQI
9th September 2025
26AQI
26AQI
10th September 2025
24AQI
24AQI
11th September 2025
23AQI
23AQI
12th September 2025
23AQI
23AQI
13th September 2025
24AQI
24AQI
14th September 2025
26AQI
26AQI
15th September 2025
29AQI
29AQI
16th September 2025
34AQI
34AQI
17th September 2025
43AQI
43AQI
18th September 2025
41AQI
41AQI
19th September 2025
51AQI
51AQI
20th September 2025
21st September 2025
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
31AQI
30AQI
28AQI
22AQI
28AQI
35AQI
33AQI
37AQI
29AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202531AQI
31
27
1
31
30
31
30
31
30
1
18
1
259
3
Highest AQI recorded in
August37AQI
Lowest AQI recorded in
April22AQI
202430AQI
25
6
24
2
23
28
2
22
30
31
28
2
25
2
30
1
27
3
23
7
1
316
25
1
Highest AQI recorded in
December45AQI
Lowest AQI recorded in
June19AQI
202327AQI
29
1
12
2
16
3
24
2
28
27
3
31
29
2
30
24
7
29
29
2
308
22
Highest AQI recorded in
October37AQI
Lowest AQI recorded in
September24AQI
202228AQI
23
4
1
1
16
6
29
1
25
2
31
29
24
1
1
26
1
27
2
2
30
30
1
291
18
3
1
Highest AQI recorded in
August49AQI
Lowest AQI recorded in
March20AQI
202125AQI
30
26
1
1
28
2
26
4
31
15
31
28
30
26
5
29
1
28
3
328
16
1
Highest AQI recorded in
October31AQI
Lowest AQI recorded in
January18AQI
202023AQI
12
1
20
18
29
1
19
26
1
22
1
30
1
28
2
28
232
6
1
Highest AQI recorded in
November28AQI
Lowest AQI recorded in
April16AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2025(Avg.)
31AQILeast Polluted Year Recorded
2020(Avg.)
23AQISaint John's annual 2025 AQI (31) shows an average percentage change of 15.8% (worsened AQI) compared to previous years: 2020 (23), 2021 (25), 2022 (28), 2023 (27), 2024 (30).
