Laval, Quebec, Canada 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+
November Air Quality Analysis
Laval, Quebec, Canada
2021
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
21st Nov 2025
93AQILowest AQI recorded on
13th Nov 2022
13AQISame Day Analysis (24th November ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 1st highest AQI at 59 of Moderate air quality on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 24th Nov - 25th Nov 2025
Laval, Quebec, Canada
AQI
Day
Night
.
6 AM24th Nov 2025
4 PM
5 AM25th Nov 2025
Day time
Avg. Highest Time
8AM24th Nov
76AQI
Avg. Lowest Time
4PM24th Nov
26AQI
Night time
Avg. Highest Time
6AM24th Nov
68AQI
Avg. Lowest Time
5PM24th Nov
28AQI
In the last 24 hours,
Laval's AQI reached its highest point of 76 at 8 AM during the Day, while the lowest point, 26, was recorded at 4 PM during the Day between 24th Nov and 25th Nov 2025.
Day & Night AQI Trend : Oct - Nov 2025
Laval, Quebec, Canada
OctNov
26th - 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 - 23rd23rd - 24th24th - 25th25th
Day
Night
26th Oct 2025256 AMAQI
26th Oct 2025217 AMAQI
26th Oct 2025178 AMAQI
26th Oct 2025199 AMAQI
26th Oct 20252310 AMAQI
26th Oct 20251911 AMAQI
26th Oct 20251812 PMAQI
26th Oct 2025171 PMAQI
26th Oct 2025182 PMAQI
26th Oct 2025213 PMAQI
26th Oct 2025194 PMAQI
26th Oct 2025195 PMAQI
26th Oct 2025226 PMAQI
26th Oct 2025227 PMAQI
26th Oct 2025248 PMAQI
26th Oct 2025289 PMAQI
26th Oct 20252910 PMAQI
26th Oct 20252811 PMAQI
27th Oct 20252712 AMAQI
27th Oct 2025271 AMAQI
27th Oct 2025252 AMAQI
27th Oct 2025213 AMAQI
27th Oct 2025224 AMAQI
27th Oct 2025195 AMAQI
6°C2/9°C
27th Oct 2025196 AMAQI
27th Oct 2025217 AMAQI
27th Oct 2025208 AMAQI
27th Oct 2025229 AMAQI
27th Oct 20252210 AMAQI
27th Oct 20252311 AMAQI
27th Oct 20252212 PMAQI
27th Oct 2025221 PMAQI
27th Oct 2025222 PMAQI
27th Oct 2025233 PMAQI
27th Oct 2025274 PMAQI
27th Oct 2025225 PMAQI
27th Oct 2025236 PMAQI
27th Oct 2025277 PMAQI
27th Oct 2025318 PMAQI
27th Oct 2025369 PMAQI
27th Oct 20252910 PMAQI
27th Oct 20252711 PMAQI
28th Oct 20252712 AMAQI
28th Oct 2025251 AMAQI
28th Oct 2025222 AMAQI
28th Oct 2025243 AMAQI
28th Oct 2025254 AMAQI
28th Oct 2025235 AMAQI
6°C1/12°C
28th Oct 2025206 AMAQI
28th Oct 2025207 AMAQI
28th Oct 2025248 AMAQI
28th Oct 2025289 AMAQI
28th Oct 20252810 AMAQI
28th Oct 20253111 AMAQI
28th Oct 20253712 PMAQI
28th Oct 2025321 PMAQI
28th Oct 2025292 PMAQI
28th Oct 2025293 PMAQI
28th Oct 2025304 PMAQI
28th Oct 2025265 PMAQI
28th Oct 2025266 PMAQI
28th Oct 2025317 PMAQI
28th Oct 2025328 PMAQI
28th Oct 2025349 PMAQI
28th Oct 20253910 PMAQI
28th Oct 20253711 PMAQI
29th Oct 20253512 AMAQI
29th Oct 2025371 AMAQI
29th Oct 2025342 AMAQI
29th Oct 2025273 AMAQI
29th Oct 2025274 AMAQI
29th Oct 2025245 AMAQI
7°C3/13°C
29th Oct 2025226 AMAQI
29th Oct 2025247 AMAQI
29th Oct 2025258 AMAQI
29th Oct 2025279 AMAQI
29th Oct 20252810 AMAQI
29th Oct 20252911 AMAQI
29th Oct 20252812 PMAQI
29th Oct 2025271 PMAQI
29th Oct 2025272 PMAQI
29th Oct 2025273 PMAQI
29th Oct 2025294 PMAQI
29th Oct 2025305 PMAQI
29th Oct 2025286 PMAQI
29th Oct 2025317 PMAQI
29th Oct 2025408 PMAQI
29th Oct 2025499 PMAQI
29th Oct 20254810 PMAQI
29th Oct 20255011 PMAQI
30th Oct 20254912 AMAQI
30th Oct 2025451 AMAQI
30th Oct 2025472 AMAQI
30th Oct 2025423 AMAQI
30th Oct 2025364 AMAQI
30th Oct 2025345 AMAQI
6°C1/12°C
30th Oct 2025366 AMAQI
30th Oct 2025387 AMAQI
30th Oct 2025398 AMAQI
30th Oct 2025409 AMAQI
30th Oct 20253710 AMAQI
30th Oct 20253811 AMAQI
30th Oct 20253512 PMAQI
30th Oct 2025401 PMAQI
30th Oct 2025412 PMAQI
30th Oct 2025403 PMAQI
30th Oct 2025374 PMAQI
30th Oct 2025345 PMAQI
30th Oct 2025316 PMAQI
30th Oct 2025317 PMAQI
30th Oct 2025338 PMAQI
30th Oct 2025369 PMAQI
30th Oct 20253410 PMAQI
30th Oct 20253311 PMAQI
31st Oct 20252912 AMAQI
31st Oct 2025241 AMAQI
31st Oct 2025222 AMAQI
31st Oct 2025173 AMAQI
31st Oct 2025174 AMAQI
31st Oct 2025175 AMAQI
5°C3/6°C
31st Oct 2025206 AMAQI
31st Oct 2025217 AMAQI
31st Oct 2025198 AMAQI
31st Oct 2025159 AMAQI
31st Oct 20251310 AMAQI
31st Oct 20251411 AMAQI
31st Oct 20251812 PMAQI
31st Oct 2025131 PMAQI
31st Oct 2025132 PMAQI
31st Oct 2025203 PMAQI
31st Oct 2025154 PMAQI
31st Oct 2025145 PMAQI
31st Oct 2025166 PMAQI
31st Oct 2025197 PMAQI
31st Oct 2025338 PMAQI
31st Oct 2025229 PMAQI
31st Oct 20251410 PMAQI
31st Oct 20251411 PMAQI
1st Nov 20252312 AMAQI
1st Nov 2025271 AMAQI
1st Nov 2025232 AMAQI
1st Nov 2025203 AMAQI
1st Nov 2025214 AMAQI
1st Nov 2025195 AMAQI
6°C4/7°C
1st Nov 2025206 AMAQI
1st Nov 2025177 AMAQI
1st Nov 2025178 AMAQI
1st Nov 2025179 AMAQI
1st Nov 20251410 AMAQI
1st Nov 20251611 AMAQI
1st Nov 20251612 PMAQI
1st Nov 2025201 PMAQI
1st Nov 2025142 PMAQI
1st Nov 2025153 PMAQI
1st Nov 2025154 PMAQI
1st Nov 2025185 PMAQI
1st Nov 2025196 PMAQI
1st Nov 2025217 PMAQI
1st Nov 2025288 PMAQI
1st Nov 2025339 PMAQI
1st Nov 20252910 PMAQI
1st Nov 20252911 PMAQI
2nd Nov 20252512 AMAQI
2nd Nov 2025261 AMAQI
2nd Nov 2025262 AMAQI
2nd Nov 2025263 AMAQI
2nd Nov 2025254 AMAQI
2nd Nov 2025235 AMAQI
5°C2/7°C
2nd Nov 2025236 AMAQI
2nd Nov 2025197 AMAQI
2nd Nov 2025208 AMAQI
2nd Nov 2025209 AMAQI
2nd Nov 20252210 AMAQI
2nd Nov 20252111 AMAQI
2nd Nov 20251912 PMAQI
2nd Nov 2025191 PMAQI
2nd Nov 2025192 PMAQI
2nd Nov 2025183 PMAQI
2nd Nov 2025174 PMAQI
2nd Nov 2025185 PMAQI
2nd Nov 2025216 PMAQI
2nd Nov 2025257 PMAQI
2nd Nov 2025328 PMAQI
2nd Nov 2025339 PMAQI
2nd Nov 20253110 PMAQI
2nd Nov 20253211 PMAQI
3rd Nov 20253112 AMAQI
3rd Nov 2025311 AMAQI
3rd Nov 2025372 AMAQI
3rd Nov 2025373 AMAQI
3rd Nov 2025404 AMAQI
3rd Nov 2025325 AMAQI
3°C0/7°C
3rd Nov 2025306 AMAQI
3rd Nov 2025337 AMAQI
3rd Nov 2025348 AMAQI
3rd Nov 2025399 AMAQI
3rd Nov 20254410 AMAQI
3rd Nov 20254211 AMAQI
3rd Nov 20253712 PMAQI
3rd Nov 2025351 PMAQI
3rd Nov 2025362 PMAQI
3rd Nov 2025333 PMAQI
3rd Nov 2025324 PMAQI
3rd Nov 2025325 PMAQI
3rd Nov 2025326 PMAQI
3rd Nov 2025257 PMAQI
3rd Nov 2025168 PMAQI
3rd Nov 2025189 PMAQI
3rd Nov 20252210 PMAQI
3rd Nov 20252211 PMAQI
4th Nov 20252212 AMAQI
4th Nov 2025191 AMAQI
4th Nov 2025152 AMAQI
4th Nov 2025153 AMAQI
4th Nov 2025184 AMAQI
4th Nov 2025185 AMAQI
6°C1/13°C
4th Nov 2025196 AMAQI
4th Nov 2025207 AMAQI
4th Nov 2025208 AMAQI
4th Nov 2025199 AMAQI
4th Nov 20251810 AMAQI
4th Nov 20251911 AMAQI
4th Nov 20251912 PMAQI
4th Nov 2025181 PMAQI
4th Nov 2025202 PMAQI
4th Nov 2025203 PMAQI
4th Nov 2025174 PMAQI
4th Nov 2025175 PMAQI
4th Nov 2025186 PMAQI
4th Nov 2025167 PMAQI
4th Nov 2025168 PMAQI
4th Nov 2025199 PMAQI
4th Nov 20251910 PMAQI
4th Nov 20252411 PMAQI
5th Nov 20252412 AMAQI
5th Nov 2025271 AMAQI
5th Nov 2025262 AMAQI
5th Nov 2025233 AMAQI
5th Nov 2025274 AMAQI
5th Nov 2025225 AMAQI
7°C4/14°C
5th Nov 2025216 AMAQI
5th Nov 2025187 AMAQI
5th Nov 2025198 AMAQI
5th Nov 2025279 AMAQI
5th Nov 20252810 AMAQI
5th Nov 20252811 AMAQI
5th Nov 20252412 PMAQI
5th Nov 2025241 PMAQI
5th Nov 2025212 PMAQI
5th Nov 2025203 PMAQI
5th Nov 2025214 PMAQI
5th Nov 2025205 PMAQI
5th Nov 2025206 PMAQI
5th Nov 2025217 PMAQI
5th Nov 2025228 PMAQI
5th Nov 2025239 PMAQI
5th Nov 20252610 PMAQI
5th Nov 20253011 PMAQI
6th Nov 20252912 AMAQI
6th Nov 2025251 AMAQI
6th Nov 2025282 AMAQI
6th Nov 2025253 AMAQI
6th Nov 2025234 AMAQI
6th Nov 2025175 AMAQI
4°C1/8°C
6th Nov 2025176 AMAQI
6th Nov 2025207 AMAQI
6th Nov 2025218 AMAQI
6th Nov 2025159 AMAQI
6th Nov 20251210 AMAQI
6th Nov 20251211 AMAQI
6th Nov 20251112 PMAQI
6th Nov 2025141 PMAQI
6th Nov 2025162 PMAQI
6th Nov 2025173 PMAQI
6th Nov 2025164 PMAQI
6th Nov 2025145 PMAQI
6th Nov 2025166 PMAQI
6th Nov 2025217 PMAQI
6th Nov 2025258 PMAQI
6th Nov 2025199 PMAQI
6th Nov 20252010 PMAQI
6th Nov 20252811 PMAQI
7th Nov 20253412 AMAQI
7th Nov 2025371 AMAQI
7th Nov 2025352 AMAQI
7th Nov 2025313 AMAQI
7th Nov 2025314 AMAQI
7th Nov 2025325 AMAQI
2°C0/5°C
7th Nov 2025326 AMAQI
7th Nov 2025307 AMAQI
7th Nov 2025338 AMAQI
7th Nov 2025389 AMAQI
7th Nov 20253410 AMAQI
7th Nov 20253511 AMAQI
7th Nov 20253412 PMAQI
7th Nov 2025331 PMAQI
7th Nov 2025312 PMAQI
7th Nov 2025253 PMAQI
7th Nov 2025244 PMAQI
7th Nov 2025215 PMAQI
7th Nov 2025216 PMAQI
7th Nov 2025207 PMAQI
7th Nov 2025208 PMAQI
7th Nov 2025249 PMAQI
7th Nov 20252710 PMAQI
7th Nov 20252911 PMAQI
8th Nov 20253112 AMAQI
8th Nov 2025331 AMAQI
8th Nov 2025372 AMAQI
8th Nov 2025453 AMAQI
8th Nov 2025384 AMAQI
8th Nov 2025375 AMAQI
2°C-1/8°C
8th Nov 2025426 AMAQI
8th Nov 2025377 AMAQI
8th Nov 2025308 AMAQI
8th Nov 2025369 AMAQI
8th Nov 20252210 AMAQI
8th Nov 20252011 AMAQI
8th Nov 20251912 PMAQI
8th Nov 2025181 PMAQI
8th Nov 2025192 PMAQI
8th Nov 2025193 PMAQI
8th Nov 2025184 PMAQI
8th Nov 2025255 PMAQI
8th Nov 2025216 PMAQI
8th Nov 2025237 PMAQI
8th Nov 2025258 PMAQI
8th Nov 2025289 PMAQI
8th Nov 20253410 PMAQI
8th Nov 20253711 PMAQI
9th Nov 20253712 AMAQI
9th Nov 2025431 AMAQI
9th Nov 2025502 AMAQI
9th Nov 2025443 AMAQI
9th Nov 2025334 AMAQI
9th Nov 2025265 AMAQI
4°C0/7°C
9th Nov 2025266 AMAQI
9th Nov 2025267 AMAQI
9th Nov 2025218 AMAQI
9th Nov 2025189 AMAQI
9th Nov 20251710 AMAQI
9th Nov 20251811 AMAQI
9th Nov 20251812 PMAQI
9th Nov 2025231 PMAQI
9th Nov 2025212 PMAQI
9th Nov 2025163 PMAQI
9th Nov 2025174 PMAQI
9th Nov 2025195 PMAQI
9th Nov 2025236 PMAQI
9th Nov 2025277 PMAQI
9th Nov 2025258 PMAQI
9th Nov 2025279 PMAQI
9th Nov 20252910 PMAQI
9th Nov 20253311 PMAQI
10th Nov 20253212 AMAQI
10th Nov 2025311 AMAQI
10th Nov 2025302 AMAQI
10th Nov 2025303 AMAQI
10th Nov 2025324 AMAQI
10th Nov 2025305 AMAQI
-1°C-3/0°C
10th Nov 2025266 AMAQI
10th Nov 2025237 AMAQI
10th Nov 2025228 AMAQI
10th Nov 2025229 AMAQI
10th Nov 20252310 AMAQI
10th Nov 20252211 AMAQI
10th Nov 20252312 PMAQI
10th Nov 2025281 PMAQI
10th Nov 2025292 PMAQI
10th Nov 2025303 PMAQI
10th Nov 2025304 PMAQI
10th Nov 2025345 PMAQI
10th Nov 2025366 PMAQI
10th Nov 2025377 PMAQI
10th Nov 2025368 PMAQI
10th Nov 2025359 PMAQI
10th Nov 20252810 PMAQI
10th Nov 20252511 PMAQI
11th Nov 20252312 AMAQI
11th Nov 2025241 AMAQI
11th Nov 2025262 AMAQI
11th Nov 2025303 AMAQI
11th Nov 2025314 AMAQI
11th Nov 2025295 AMAQI
0°C-1/1°C
11th Nov 2025286 AMAQI
11th Nov 2025257 AMAQI
11th Nov 2025268 AMAQI
11th Nov 2025279 AMAQI
11th Nov 20252210 AMAQI
11th Nov 20252111 AMAQI
11th Nov 20252112 PMAQI
11th Nov 2025191 PMAQI
11th Nov 2025172 PMAQI
11th Nov 2025183 PMAQI
11th Nov 2025184 PMAQI
11th Nov 2025185 PMAQI
11th Nov 2025166 PMAQI
11th Nov 2025157 PMAQI
11th Nov 2025158 PMAQI
11th Nov 2025139 PMAQI
11th Nov 20252010 PMAQI
11th Nov 20252111 PMAQI
12th Nov 20252612 AMAQI
12th Nov 2025231 AMAQI
12th Nov 2025152 AMAQI
12th Nov 2025133 AMAQI
12th Nov 2025134 AMAQI
12th Nov 2025155 AMAQI
-3°C-5/0°C
12th Nov 2025166 AMAQI
12th Nov 2025167 AMAQI
12th Nov 2025188 AMAQI
12th Nov 2025209 AMAQI
12th Nov 20252110 AMAQI
12th Nov 20252411 AMAQI
12th Nov 20252612 PMAQI
12th Nov 2025281 PMAQI
12th Nov 2025302 PMAQI
12th Nov 2025313 PMAQI
12th Nov 2025354 PMAQI
12th Nov 2025365 PMAQI
12th Nov 2025366 PMAQI
12th Nov 2025407 PMAQI
12th Nov 2025408 PMAQI
12th Nov 2025419 PMAQI
12th Nov 20254610 PMAQI
12th Nov 20255211 PMAQI
13th Nov 20255512 AMAQI
13th Nov 2025561 AMAQI
13th Nov 2025552 AMAQI
13th Nov 2025583 AMAQI
13th Nov 2025594 AMAQI
13th Nov 2025575 AMAQI
-1°C-5/2°C
13th Nov 2025566 AMAQI
13th Nov 2025567 AMAQI
13th Nov 2025588 AMAQI
13th Nov 2025589 AMAQI
13th Nov 20255410 AMAQI
13th Nov 20255211 AMAQI
13th Nov 20254812 PMAQI
13th Nov 2025441 PMAQI
13th Nov 2025382 PMAQI
13th Nov 2025403 PMAQI
13th Nov 2025424 PMAQI
13th Nov 2025375 PMAQI
13th Nov 2025386 PMAQI
13th Nov 2025367 PMAQI
13th Nov 2025338 PMAQI
13th Nov 2025309 PMAQI
13th Nov 20252710 PMAQI
13th Nov 20252611 PMAQI
14th Nov 20252712 AMAQI
14th Nov 2025311 AMAQI
14th Nov 2025302 AMAQI
14th Nov 2025283 AMAQI
14th Nov 2025294 AMAQI
14th Nov 2025285 AMAQI
1°C-1/3°C
14th Nov 2025316 AMAQI
14th Nov 2025297 AMAQI
14th Nov 2025338 AMAQI
14th Nov 2025389 AMAQI
14th Nov 20254310 AMAQI
14th Nov 20254211 AMAQI
14th Nov 20253912 PMAQI
14th Nov 2025391 PMAQI
14th Nov 2025402 PMAQI
14th Nov 2025393 PMAQI
14th Nov 2025404 PMAQI
14th Nov 2025445 PMAQI
14th Nov 2025496 PMAQI
14th Nov 2025467 PMAQI
14th Nov 2025498 PMAQI
14th Nov 2025469 PMAQI
14th Nov 20255110 PMAQI
14th Nov 20255411 PMAQI
15th Nov 20254612 AMAQI
15th Nov 2025501 AMAQI
15th Nov 2025482 AMAQI
15th Nov 2025383 AMAQI
15th Nov 2025374 AMAQI
15th Nov 2025375 AMAQI
-1°C-4/4°C
15th Nov 2025386 AMAQI
15th Nov 2025367 AMAQI
15th Nov 2025358 AMAQI
15th Nov 2025349 AMAQI
15th Nov 20253210 AMAQI
15th Nov 20253111 AMAQI
15th Nov 20252512 PMAQI
15th Nov 2025261 PMAQI
15th Nov 2025262 PMAQI
15th Nov 2025263 PMAQI
15th Nov 2025244 PMAQI
15th Nov 2025235 PMAQI
15th Nov 2025246 PMAQI
15th Nov 2025297 PMAQI
15th Nov 2025338 PMAQI
15th Nov 2025339 PMAQI
15th Nov 20253810 PMAQI
15th Nov 20254211 PMAQI
16th Nov 20253812 AMAQI
16th Nov 2025381 AMAQI
16th Nov 2025392 AMAQI
16th Nov 2025393 AMAQI
16th Nov 2025374 AMAQI
16th Nov 2025365 AMAQI
0°C-4/3°C
16th Nov 2025406 AMAQI
16th Nov 2025477 AMAQI
16th Nov 2025488 AMAQI
16th Nov 2025439 AMAQI
16th Nov 20253310 AMAQI
16th Nov 20253111 AMAQI
16th Nov 20253012 PMAQI
16th Nov 2025251 PMAQI
16th Nov 2025192 PMAQI
16th Nov 2025193 PMAQI
16th Nov 2025194 PMAQI
16th Nov 2025215 PMAQI
16th Nov 2025206 PMAQI
16th Nov 2025187 PMAQI
16th Nov 2025178 PMAQI
16th Nov 2025239 PMAQI
16th Nov 20252010 PMAQI
16th Nov 20251811 PMAQI
17th Nov 20252612 AMAQI
17th Nov 2025251 AMAQI
17th Nov 2025222 AMAQI
17th Nov 2025173 AMAQI
17th Nov 2025194 AMAQI
17th Nov 2025135 AMAQI
-1°C-2/2°C
17th Nov 2025166 AMAQI
17th Nov 2025127 AMAQI
17th Nov 2025178 AMAQI
17th Nov 2025169 AMAQI
17th Nov 20251610 AMAQI
17th Nov 20251511 AMAQI
17th Nov 20251212 PMAQI
17th Nov 2025111 PMAQI
17th Nov 2025122 PMAQI
17th Nov 2025143 PMAQI
17th Nov 2025144 PMAQI
17th Nov 2025115 PMAQI
17th Nov 2025116 PMAQI
17th Nov 2025177 PMAQI
17th Nov 2025188 PMAQI
17th Nov 2025189 PMAQI
17th Nov 20251810 PMAQI
17th Nov 20252011 PMAQI
18th Nov 20252012 AMAQI
18th Nov 2025181 AMAQI
18th Nov 2025262 AMAQI
18th Nov 2025273 AMAQI
18th Nov 2025284 AMAQI
18th Nov 2025265 AMAQI
-1°C-3/0°C
18th Nov 2025246 AMAQI
18th Nov 2025257 AMAQI
18th Nov 2025208 AMAQI
18th Nov 2025249 AMAQI
18th Nov 20252810 AMAQI
18th Nov 20253011 AMAQI
18th Nov 20253112 PMAQI
18th Nov 2025331 PMAQI
18th Nov 2025332 PMAQI
18th Nov 2025363 PMAQI
18th Nov 2025344 PMAQI
18th Nov 2025335 PMAQI
18th Nov 2025356 PMAQI
18th Nov 2025377 PMAQI
18th Nov 2025378 PMAQI
18th Nov 2025419 PMAQI
18th Nov 20254410 PMAQI
18th Nov 20254711 PMAQI
19th Nov 20254712 AMAQI
19th Nov 2025441 AMAQI
19th Nov 2025422 AMAQI
19th Nov 2025383 AMAQI
19th Nov 2025344 AMAQI
19th Nov 2025305 AMAQI
-2°C-4/1°C
19th Nov 2025286 AMAQI
19th Nov 2025297 AMAQI
19th Nov 2025308 AMAQI
19th Nov 2025319 AMAQI
19th Nov 20252910 AMAQI
19th Nov 20252711 AMAQI
19th Nov 20252712 PMAQI
19th Nov 2025301 PMAQI
19th Nov 2025302 PMAQI
19th Nov 2025273 PMAQI
19th Nov 2025274 PMAQI
19th Nov 2025375 PMAQI
19th Nov 2025376 PMAQI
19th Nov 2025407 PMAQI
19th Nov 2025428 PMAQI
19th Nov 2025459 PMAQI
19th Nov 20255210 PMAQI
19th Nov 20255811 PMAQI
20th Nov 20256412 AMAQI
20th Nov 2025621 AMAQI
20th Nov 2025622 AMAQI
20th Nov 2025663 AMAQI
20th Nov 2025704 AMAQI
20th Nov 2025635 AMAQI
-3°C-5/0°C
20th Nov 2025606 AMAQI
20th Nov 2025587 AMAQI
20th Nov 2025618 AMAQI
20th Nov 2025659 AMAQI
20th Nov 20256710 AMAQI
20th Nov 20256511 AMAQI
20th Nov 20255612 PMAQI
20th Nov 2025681 PMAQI
20th Nov 2025702 PMAQI
20th Nov 2025783 PMAQI
20th Nov 2025744 PMAQI
20th Nov 2025745 PMAQI
20th Nov 2025706 PMAQI
20th Nov 2025637 PMAQI
20th Nov 2025618 PMAQI
20th Nov 2025569 PMAQI
20th Nov 20255610 PMAQI
20th Nov 20256411 PMAQI
21st Nov 20257912 AMAQI
21st Nov 2025851 AMAQI
21st Nov 2025882 AMAQI
21st Nov 2025783 AMAQI
21st Nov 2025714 AMAQI
21st Nov 2025765 AMAQI
-3°C-4/-1°C
21st Nov 2025816 AMAQI
21st Nov 2025837 AMAQI
21st Nov 2025818 AMAQI
21st Nov 2025789 AMAQI
21st Nov 20257710 AMAQI
21st Nov 20257611 AMAQI
21st Nov 20257212 PMAQI
21st Nov 2025671 PMAQI
21st Nov 2025492 PMAQI
21st Nov 2025503 PMAQI
21st Nov 2025604 PMAQI
21st Nov 2025555 PMAQI
21st Nov 2025716 PMAQI
21st Nov 2025757 PMAQI
21st Nov 2025708 PMAQI
21st Nov 2025669 PMAQI
21st Nov 20257510 PMAQI
21st Nov 20257811 PMAQI
22nd Nov 20257912 AMAQI
22nd Nov 2025821 AMAQI
22nd Nov 2025762 AMAQI
22nd Nov 2025713 AMAQI
22nd Nov 2025694 AMAQI
22nd Nov 2025685 AMAQI
-1°C-3/2°C
22nd Nov 2025716 AMAQI
22nd Nov 2025727 AMAQI
22nd Nov 2025688 AMAQI
22nd Nov 2025649 AMAQI
22nd Nov 20256110 AMAQI
22nd Nov 20255611 AMAQI
22nd Nov 20255112 PMAQI
22nd Nov 2025411 PMAQI
22nd Nov 2025352 PMAQI
22nd Nov 2025333 PMAQI
22nd Nov 2025334 PMAQI
22nd Nov 2025345 PMAQI
22nd Nov 2025346 PMAQI
22nd Nov 2025377 PMAQI
22nd Nov 2025438 PMAQI
22nd Nov 2025489 PMAQI
22nd Nov 20254710 PMAQI
22nd Nov 20254711 PMAQI
23rd Nov 20254512 AMAQI
23rd Nov 2025411 AMAQI
23rd Nov 2025412 AMAQI
23rd Nov 2025373 AMAQI
23rd Nov 2025334 AMAQI
23rd Nov 2025315 AMAQI
1°C-1/5°C
23rd Nov 2025306 AMAQI
23rd Nov 2025337 AMAQI
23rd Nov 2025328 AMAQI
23rd Nov 2025379 AMAQI
23rd Nov 20254010 AMAQI
23rd Nov 20254311 AMAQI
23rd Nov 20254312 PMAQI
23rd Nov 2025431 PMAQI
23rd Nov 2025382 PMAQI
23rd Nov 2025433 PMAQI
23rd Nov 2025514 PMAQI
23rd Nov 2025515 PMAQI
23rd Nov 2025496 PMAQI
23rd Nov 2025537 PMAQI
23rd Nov 2025528 PMAQI
23rd Nov 2025529 PMAQI
23rd Nov 20255710 PMAQI
23rd Nov 20256111 PMAQI
24th Nov 20256812 AMAQI
24th Nov 2025661 AMAQI
24th Nov 2025672 AMAQI
24th Nov 2025683 AMAQI
24th Nov 2025674 AMAQI
24th Nov 2025665 AMAQI
-1°C-2/0°C
24th Nov 2025686 AMAQI
24th Nov 2025717 AMAQI
24th Nov 2025768 AMAQI
24th Nov 2025769 AMAQI
24th Nov 20256910 AMAQI
24th Nov 20255811 AMAQI
24th Nov 20255012 PMAQI
24th Nov 2025361 PMAQI
24th Nov 2025322 PMAQI
24th Nov 2025263 PMAQI
24th Nov 2025264 PMAQI
24th Nov 2025285 PMAQI
24th Nov 2025316 PMAQI
24th Nov 2025357 PMAQI
24th Nov 2025348 PMAQI
24th Nov 2025419 PMAQI
24th Nov 20254110 PMAQI
24th Nov 20253811 PMAQI
25th Nov 20253712 AMAQI
25th Nov 2025361 AMAQI
25th Nov 2025342 AMAQI
25th Nov 2025343 AMAQI
25th Nov 2025344 AMAQI
25th Nov 2025295 AMAQI
1°C-1/3°C
25th Nov 2025296 AMAQI
6 AM25th Nov 2025317 AMAQI
25th Nov 2025368 AMAQI
25th Nov 2025399 AMAQI
25th Nov 20254110 AMAQI
25th Nov 20254611 AMAQI
11 AM25th Nov 20254912 PMAQI
25th Nov 2025421 PMAQI
25th Nov 2025442 PMAQI
25th Nov 2025393 PMAQI
25th Nov 2025424 PMAQI
4 PM25th Nov 2025385 PMAQI
25th Nov 2025396 PMAQI
25th Nov 2025397 PMAQI
25th Nov 2025438 PMAQI
25th Nov 2025549 PMAQI
25th Nov 20255310 PMAQI
25th Nov 20255911 PMAQI
11 PM5 AM
--°C/°C
Day time
Avg. Highest Time
6 AM - 10 AM
33AQI
5 hours / Day
150 hours / Month
Avg. Lowest Time
2 PM - 4 PM
29AQI
3 hours / Day
90 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 6 AM to 10 AM (Avg. 33), while the lowest AQI was between 2 PM to 4 PM (Avg. 29).
Night time
Avg. Highest Time
12 AM - 2 AM
37AQI
3 hours / Day
90 hours / Month
Avg. Lowest Time
5 PM
29AQI
1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 2 AM (Avg. 37), while the lowest AQI was between 5 PM to 5 PM (Avg. 29).
2025 Days Vs Air Quality
Laval, Quebec, Canada
2025
89%
292
11%
36
Total number of days with different AQI categories in last 329 days in 2025 (36 days remaining)
Good
292 DaysModerate
36 DaysPoor
0 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 89%
Health Risk Level:
Low
In 2025, 89% of 329 days were within WHO’s safe air quality limits. The risk of health issues is Low, but the long-term effects, especially on vulnerable individuals, remain uncertain.
Annual Air Quality Insights
Laval, Quebec, Canada
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
28AQI
28AQI
2nd January 2025
20AQI
20AQI
3rd January 2025
19AQI
19AQI
4th January 2025
20AQI
20AQI
5th January 2025
21AQI
21AQI
6th January 2025
25AQI
25AQI
7th January 2025
20AQI
20AQI
8th January 2025
19AQI
19AQI
9th January 2025
19AQI
19AQI
10th January 2025
21AQI
21AQI
11th January 2025
36AQI
36AQI
12th January 2025
31AQI
31AQI
13th January 2025
58AQI
58AQI
14th January 2025
31AQI
31AQI
15th January 2025
20AQI
20AQI
16th January 2025
32AQI
32AQI
17th January 2025
65AQI
65AQI
18th January 2025
43AQI
43AQI
19th January 2025
23AQI
23AQI
20th January 2025
23AQI
23AQI
21st January 2025
39AQI
39AQI
22nd January 2025
64AQI
64AQI
23rd January 2025
42AQI
42AQI
24th January 2025
44AQI
44AQI
25th January 2025
55AQI
55AQI
26th January 2025
36AQI
36AQI
27th January 2025
24AQI
24AQI
28th January 2025
22AQI
22AQI
29th January 2025
25AQI
25AQI
30th January 2025
23AQI
23AQI
31st January 2025
46AQI
46AQI
1st February 2025
24AQI
24AQI
2nd February 2025
40AQI
40AQI
3rd February 2025
56AQI
56AQI
4th February 2025
28AQI
28AQI
5th February 2025
25AQI
25AQI
6th February 2025
36AQI
36AQI
7th February 2025
34AQI
34AQI
8th February 2025
25AQI
25AQI
9th February 2025
35AQI
35AQI
10th February 2025
24AQI
24AQI
11th February 2025
29AQI
29AQI
12th February 2025
29AQI
29AQI
13th February 2025
25AQI
25AQI
14th February 2025
21AQI
21AQI
15th February 2025
22AQI
22AQI
16th February 2025
22AQI
22AQI
17th February 2025
21AQI
21AQI
18th February 2025
20AQI
20AQI
19th February 2025
19AQI
19AQI
20th February 2025
25AQI
25AQI
21st February 2025
20AQI
20AQI
22nd February 2025
29AQI
29AQI
23rd February 2025
51AQI
51AQI
24th February 2025
49AQI
49AQI
25th February 2025
56AQI
56AQI
26th February 2025
41AQI
41AQI
27th February 2025
41AQI
41AQI
28th February 2025
26AQI
26AQI
1st March 2025
23AQI
23AQI
2nd March 2025
22AQI
22AQI
3rd March 2025
41AQI
41AQI
4th March 2025
38AQI
38AQI
5th March 2025
57AQI
57AQI
6th March 2025
19AQI
19AQI
7th March 2025
22AQI
22AQI
8th March 2025
25AQI
25AQI
9th March 2025
24AQI
24AQI
10th March 2025
27AQI
27AQI
11th March 2025
47AQI
47AQI
12th March 2025
22AQI
22AQI
13th March 2025
43AQI
43AQI
14th March 2025
78AQI
78AQI
15th March 2025
58AQI
58AQI
16th March 2025
45AQI
45AQI
17th March 2025
20AQI
20AQI
18th March 2025
27AQI
27AQI
19th March 2025
35AQI
35AQI
20th March 2025
26AQI
26AQI
21st March 2025
18AQI
18AQI
22nd March 2025
22AQI
22AQI
23rd March 2025
17AQI
17AQI
24th March 2025
25AQI
25AQI
25th March 2025
26AQI
26AQI
26th March 2025
20AQI
20AQI
27th March 2025
19AQI
19AQI
28th March 2025
20AQI
20AQI
29th March 2025
19AQI
19AQI
30th March 2025
23AQI
23AQI
31st March 2025
31AQI
31AQI
1st April 2025
17AQI
17AQI
2nd April 2025
20AQI
20AQI
3rd April 2025
20AQI
20AQI
4th April 2025
20AQI
20AQI
5th April 2025
21AQI
21AQI
6th April 2025
20AQI
20AQI
7th April 2025
21AQI
21AQI
8th April 2025
21AQI
21AQI
9th April 2025
17AQI
17AQI
10th April 2025
23AQI
23AQI
11th April 2025
32AQI
32AQI
12th April 2025
37AQI
37AQI
13th April 2025
24AQI
24AQI
14th April 2025
31AQI
31AQI
15th April 2025
26AQI
26AQI
16th April 2025
15AQI
15AQI
17th April 2025
15AQI
15AQI
18th April 2025
27AQI
27AQI
19th April 2025
47AQI
47AQI
20th April 2025
15AQI
15AQI
21st April 2025
19AQI
19AQI
22nd April 2025
19AQI
19AQI
23rd April 2025
13AQI
13AQI
24th April 2025
21AQI
21AQI
25th April 2025
22AQI
22AQI
26th April 2025
21AQI
21AQI
27th April 2025
12AQI
12AQI
28th April 2025
20AQI
20AQI
29th April 2025
30AQI
30AQI
30th April 2025
16AQI
16AQI
1st May 2025
17AQI
17AQI
2nd May 2025
24AQI
24AQI
3rd May 2025
15AQI
15AQI
4th May 2025
29AQI
29AQI
5th May 2025
20AQI
20AQI
6th May 2025
20AQI
20AQI
7th May 2025
17AQI
17AQI
8th May 2025
15AQI
15AQI
9th May 2025
18AQI
18AQI
10th May 2025
20AQI
20AQI
11th May 2025
15AQI
15AQI
12th May 2025
20AQI
20AQI
13th May 2025
29AQI
29AQI
14th May 2025
37AQI
37AQI
15th May 2025
26AQI
26AQI
16th May 2025
37AQI
37AQI
17th May 2025
39AQI
39AQI
18th May 2025
19AQI
19AQI
19th May 2025
12AQI
12AQI
20th May 2025
13AQI
13AQI
21st May 2025
18AQI
18AQI
22nd May 2025
15AQI
15AQI
23rd May 2025
15AQI
15AQI
24th May 2025
13AQI
13AQI
25th May 2025
16AQI
16AQI
26th May 2025
21AQI
21AQI
27th May 2025
24AQI
24AQI
28th May 2025
30AQI
30AQI
29th May 2025
30AQI
30AQI
30th May 2025
24AQI
24AQI
31st May 2025
27AQI
27AQI
1st June 2025
12AQI
12AQI
2nd June 2025
15AQI
15AQI
3rd June 2025
24AQI
24AQI
4th June 2025
42AQI
42AQI
5th June 2025
41AQI
41AQI
6th June 2025
53AQI
53AQI
7th June 2025
58AQI
58AQI
8th June 2025
57AQI
57AQI
9th June 2025
59AQI
59AQI
10th June 2025
44AQI
44AQI
11th June 2025
49AQI
49AQI
12th June 2025
54AQI
54AQI
13th June 2025
27AQI
27AQI
14th June 2025
24AQI
24AQI
15th June 2025
29AQI
29AQI
16th June 2025
42AQI
42AQI
17th June 2025
43AQI
43AQI
18th June 2025
25AQI
25AQI
19th June 2025
39AQI
39AQI
20th June 2025
21AQI
21AQI
21st June 2025
23AQI
23AQI
22nd June 2025
24AQI
24AQI
23rd June 2025
38AQI
38AQI
24th June 2025
50AQI
50AQI
25th June 2025
43AQI
43AQI
26th June 2025
27AQI
27AQI
27th June 2025
32AQI
32AQI
28th June 2025
27AQI
27AQI
29th June 2025
27AQI
27AQI
30th June 2025
29AQI
29AQI
1st July 2025
34AQI
34AQI
2nd July 2025
28AQI
28AQI
3rd July 2025
39AQI
39AQI
4th July 2025
23AQI
23AQI
5th July 2025
26AQI
26AQI
6th July 2025
41AQI
41AQI
7th July 2025
43AQI
43AQI
8th July 2025
29AQI
29AQI
9th July 2025
40AQI
40AQI
10th July 2025
46AQI
46AQI
11th July 2025
48AQI
48AQI
12th July 2025
52AQI
52AQI
13th July 2025
43AQI
43AQI
14th July 2025
38AQI
38AQI
15th July 2025
39AQI
39AQI
16th July 2025
48AQI
48AQI
17th July 2025
45AQI
45AQI
18th July 2025
23AQI
23AQI
19th July 2025
32AQI
32AQI
20th July 2025
37AQI
37AQI
21st July 2025
30AQI
30AQI
22nd July 2025
19AQI
19AQI
23rd July 2025
22AQI
22AQI
24th July 2025
30AQI
30AQI
25th July 2025
34AQI
34AQI
26th July 2025
47AQI
47AQI
27th July 2025
56AQI
56AQI
28th July 2025
57AQI
57AQI
29th July 2025
54AQI
54AQI
30th July 2025
63AQI
63AQI
31st July 2025
47AQI
47AQI
1st August 2025
23AQI
23AQI
2nd August 2025
31AQI
31AQI
3rd August 2025
55AQI
55AQI
4th August 2025
77AQI
77AQI
5th August 2025
42AQI
42AQI
6th August 2025
32AQI
32AQI
7th August 2025
40AQI
40AQI
8th August 2025
50AQI
50AQI
9th August 2025
59AQI
59AQI
10th August 2025
63AQI
63AQI
11th August 2025
57AQI
57AQI
12th August 2025
57AQI
57AQI
13th August 2025
53AQI
53AQI
14th August 2025
44AQI
44AQI
15th August 2025
24AQI
24AQI
16th August 2025
37AQI
37AQI
17th August 2025
28AQI
28AQI
18th August 2025
16AQI
16AQI
19th August 2025
24AQI
24AQI
20th August 2025
23AQI
23AQI
21st August 2025
24AQI
24AQI
22nd August 2025
32AQI
32AQI
23rd August 2025
31AQI
31AQI
24th August 2025
29AQI
29AQI
25th August 2025
27AQI
27AQI
26th August 2025
17AQI
17AQI
27th August 2025
19AQI
19AQI
28th August 2025
26AQI
26AQI
29th August 2025
19AQI
19AQI
30th August 2025
16AQI
16AQI
31st August 2025
22AQI
22AQI
1st September 2025
35AQI
35AQI
2nd September 2025
37AQI
37AQI
3rd September 2025
32AQI
32AQI
4th September 2025
34AQI
34AQI
5th September 2025
29AQI
29AQI
6th September 2025
27AQI
27AQI
7th September 2025
20AQI
20AQI
8th September 2025
20AQI
20AQI
9th September 2025
27AQI
27AQI
10th September 2025
31AQI
31AQI
11th September 2025
38AQI
38AQI
12th September 2025
26AQI
26AQI
13th September 2025
36AQI
36AQI
14th September 2025
36AQI
36AQI
15th September 2025
30AQI
30AQI
16th September 2025
41AQI
41AQI
17th September 2025
40AQI
40AQI
18th September 2025
33AQI
33AQI
19th September 2025
22AQI
22AQI
20th September 2025
17AQI
17AQI
21st September 2025
27AQI
27AQI
22nd September 2025
25AQI
25AQI
23rd September 2025
38AQI
38AQI
24th September 2025
39AQI
39AQI
25th September 2025
20AQI
20AQI
26th September 2025
22AQI
22AQI
27th September 2025
25AQI
25AQI
28th September 2025
40AQI
40AQI
29th September 2025
44AQI
44AQI
30th September 2025
38AQI
38AQI
1st October 2025
28AQI
28AQI
2nd October 2025
35AQI
35AQI
3rd October 2025
47AQI
47AQI
4th October 2025
51AQI
51AQI
5th October 2025
62AQI
62AQI
6th October 2025
59AQI
59AQI
7th October 2025
47AQI
47AQI
8th October 2025
20AQI
20AQI
9th October 2025
26AQI
26AQI
10th October 2025
41AQI
41AQI
11th October 2025
51AQI
51AQI
12th October 2025
53AQI
53AQI
13th October 2025
36AQI
36AQI
14th October 2025
43AQI
43AQI
15th October 2025
34AQI
34AQI
16th October 2025
24AQI
24AQI
17th October 2025
41AQI
41AQI
18th October 2025
49AQI
49AQI
19th October 2025
46AQI
46AQI
20th October 2025
25AQI
25AQI
21st October 2025
29AQI
29AQI
22nd October 2025
36AQI
36AQI
23rd October 2025
21AQI
21AQI
24th October 2025
28AQI
28AQI
25th October 2025
23AQI
23AQI
26th October 2025
24AQI
24AQI
27th October 2025
26AQI
26AQI
28th October 2025
33AQI
33AQI
29th October 2025
36AQI
36AQI
30th October 2025
42AQI
42AQI
31st October 2025
17AQI
17AQI
1st November 2025
18AQI
18AQI
2nd November 2025
25AQI
25AQI
3rd November 2025
31AQI
31AQI
4th November 2025
16AQI
16AQI
5th November 2025
24AQI
24AQI
6th November 2025
17AQI
17AQI
7th November 2025
28AQI
28AQI
8th November 2025
29AQI
29AQI
9th November 2025
26AQI
26AQI
10th November 2025
32AQI
32AQI
11th November 2025
18AQI
18AQI
12th November 2025
30AQI
30AQI
13th November 2025
47AQI
47AQI
14th November 2025
32AQI
32AQI
15th November 2025
32AQI
32AQI
16th November 2025
29AQI
29AQI
17th November 2025
13AQI
13AQI
18th November 2025
20AQI
20AQI
19th November 2025
40AQI
40AQI
20th November 2025
84AQI
84AQI
21st November 2025
93AQI
93AQI
22nd November 2025
53AQI
53AQI
23rd November 2025
50AQI
50AQI
24th November 2025
59AQI
59AQI
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
32AQI
31AQI
30AQI
22AQI
22AQI
36AQI
39AQI
35AQI
31AQI
37AQI
35AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202532AQI
27
4
25
3
28
3
30
31
25
5
26
5
24
7
30
26
5
20
4
292
36
Highest AQI recorded in
July39AQI
Lowest AQI recorded in
May22AQI
202429AQI
29
2
24
5
28
3
29
31
25
4
28
3
22
9
26
4
31
30
26
4
1
329
34
1
Highest AQI recorded in
December37AQI
Lowest AQI recorded in
April23AQI
202334AQI
28
3
19
5
29
1
26
1
18
1
2
20
6
29
2
22
8
29
2
27
1
23
8
270
40
Highest AQI recorded in
June57AQI
Lowest AQI recorded in
October28AQI
202232AQI
20
9
1
20
2
28
3
17
30
1
29
1
20
2
1
30
28
2
28
2
26
5
277
27
1
Highest AQI recorded in
January47AQI
Lowest AQI recorded in
August19AQI
202132AQI
24
6
20
8
26
5
28
1
29
2
29
1
25
6
26
5
30
30
1
26
4
24
5
317
44
Highest AQI recorded in
February43AQI
Lowest AQI recorded in
September21AQI
202029AQI
4
21
18
24
31
18
30
30
1
23
7
27
4
226
12
Highest AQI recorded in
November38AQI
Lowest AQI recorded in
September23AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2023(Avg.)
34AQILeast Polluted Year Recorded
2020(Avg.)
29AQILaval's annual 2025 AQI (32) shows an average percentage change of 2.2% (worsened AQI) compared to previous years: 2020 (29), 2021 (32), 2022 (32), 2023 (34), 2024 (29).
