Hochelaga Maisonneuve, Longueuil, 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+
August Air Quality Analysis
Hochelaga Maisonneuve, Longueuil, Quebec, Canada
2021
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
19th Aug 2021
157AQILowest AQI recorded on
9th Aug 2024
15AQISame Day Analysis (5th August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 3rd highest AQI at 45 of Good air quality, showing improvement over 2023 and 2021 on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 5th Aug - 6th Aug 2025
Hochelaga Maisonneuve, Longueuil, Quebec, Canada
AQI
Day
Night
.
5 AM5th Aug 2025
8 PM
4 AM6th Aug 2025
Day time
Avg. Highest Time
5AM5th Aug
44AQI
Avg. Lowest Time
8PM5th Aug
30AQI
Night time
Avg. Highest Time
2AM6th Aug
39AQI
Avg. Lowest Time
4AM6th Aug
32AQI
In the last 24 hours,
Hochelaga Maisonneuve's AQI reached its highest point of 44 at 5 AM during the Day, while the lowest point, 30, was recorded at 8 PM during the Day between 5th Aug and 6th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Hochelaga Maisonneuve, Longueuil, Quebec, Canada
JulAug
07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 31st31st - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th - 06th06th
Day
Night
7th Jul 2025415 AMAQI
7th Jul 2025426 AMAQI
7th Jul 2025367 AMAQI
7th Jul 2025408 AMAQI
7th Jul 2025479 AMAQI
7th Jul 20255210 AMAQI
7th Jul 20255011 AMAQI
7th Jul 20255112 PMAQI
7th Jul 2025521 PMAQI
7th Jul 2025522 PMAQI
7th Jul 2025543 PMAQI
7th Jul 2025504 PMAQI
7th Jul 2025455 PMAQI
7th Jul 2025426 PMAQI
7th Jul 2025397 PMAQI
7th Jul 2025388 PMAQI
7th Jul 2025409 PMAQI
7th Jul 20253810 PMAQI
7th Jul 20253411 PMAQI
8th Jul 20253612 AMAQI
8th Jul 2025381 AMAQI
8th Jul 2025372 AMAQI
8th Jul 2025303 AMAQI
8th Jul 2025284 AMAQI
18°C15/23°C
8th Jul 2025265 AMAQI
8th Jul 2025256 AMAQI
8th Jul 2025277 AMAQI
8th Jul 2025288 AMAQI
8th Jul 2025289 AMAQI
8th Jul 20252810 AMAQI
8th Jul 20253011 AMAQI
8th Jul 20253012 PMAQI
8th Jul 2025321 PMAQI
8th Jul 2025342 PMAQI
8th Jul 2025363 PMAQI
8th Jul 2025364 PMAQI
8th Jul 2025345 PMAQI
8th Jul 2025336 PMAQI
8th Jul 2025327 PMAQI
8th Jul 2025328 PMAQI
8th Jul 2025309 PMAQI
8th Jul 20253010 PMAQI
8th Jul 20253011 PMAQI
9th Jul 20253012 AMAQI
9th Jul 2025311 AMAQI
9th Jul 2025322 AMAQI
9th Jul 2025363 AMAQI
9th Jul 2025414 AMAQI
22°C16/30°C
9th Jul 2025445 AMAQI
9th Jul 2025486 AMAQI
9th Jul 2025497 AMAQI
9th Jul 2025488 AMAQI
9th Jul 2025479 AMAQI
9th Jul 20254610 AMAQI
9th Jul 20255111 AMAQI
9th Jul 20254712 PMAQI
9th Jul 2025481 PMAQI
9th Jul 2025442 PMAQI
9th Jul 2025473 PMAQI
9th Jul 2025444 PMAQI
9th Jul 2025445 PMAQI
9th Jul 2025446 PMAQI
9th Jul 2025427 PMAQI
9th Jul 2025428 PMAQI
9th Jul 2025429 PMAQI
9th Jul 20254210 PMAQI
9th Jul 20253911 PMAQI
10th Jul 20253912 AMAQI
10th Jul 2025401 AMAQI
10th Jul 2025402 AMAQI
10th Jul 2025483 AMAQI
10th Jul 2025484 AMAQI
23°C16/31°C
10th Jul 2025495 AMAQI
10th Jul 2025506 AMAQI
10th Jul 2025507 AMAQI
10th Jul 2025508 AMAQI
10th Jul 2025499 AMAQI
10th Jul 20254810 AMAQI
10th Jul 20254811 AMAQI
10th Jul 20254912 PMAQI
10th Jul 2025491 PMAQI
10th Jul 2025462 PMAQI
10th Jul 2025463 PMAQI
10th Jul 2025464 PMAQI
10th Jul 2025465 PMAQI
10th Jul 2025466 PMAQI
10th Jul 2025487 PMAQI
10th Jul 2025508 PMAQI
10th Jul 2025479 PMAQI
10th Jul 20254210 PMAQI
10th Jul 20254211 PMAQI
11th Jul 20254212 AMAQI
11th Jul 2025421 AMAQI
11th Jul 2025432 AMAQI
11th Jul 2025443 AMAQI
11th Jul 2025494 AMAQI
24°C18/30°C
11th Jul 2025505 AMAQI
11th Jul 2025526 AMAQI
11th Jul 2025537 AMAQI
11th Jul 2025518 AMAQI
11th Jul 2025519 AMAQI
11th Jul 20255110 AMAQI
11th Jul 20255311 AMAQI
11th Jul 20255212 PMAQI
11th Jul 2025521 PMAQI
11th Jul 2025532 PMAQI
11th Jul 2025523 PMAQI
11th Jul 2025544 PMAQI
11th Jul 2025505 PMAQI
11th Jul 2025506 PMAQI
11th Jul 2025497 PMAQI
11th Jul 2025518 PMAQI
11th Jul 2025469 PMAQI
11th Jul 20254310 PMAQI
11th Jul 20254611 PMAQI
12th Jul 20254512 AMAQI
12th Jul 2025471 AMAQI
12th Jul 2025492 AMAQI
12th Jul 2025513 AMAQI
12th Jul 2025534 AMAQI
25°C18/32°C
12th Jul 2025525 AMAQI
12th Jul 2025506 AMAQI
12th Jul 2025487 AMAQI
12th Jul 2025518 AMAQI
12th Jul 2025549 AMAQI
12th Jul 20255210 AMAQI
12th Jul 20255311 AMAQI
12th Jul 20255412 PMAQI
12th Jul 2025551 PMAQI
12th Jul 2025552 PMAQI
12th Jul 2025543 PMAQI
12th Jul 2025544 PMAQI
12th Jul 2025535 PMAQI
12th Jul 2025546 PMAQI
12th Jul 2025527 PMAQI
12th Jul 2025528 PMAQI
12th Jul 2025529 PMAQI
12th Jul 20255210 PMAQI
12th Jul 20255211 PMAQI
13th Jul 20255212 AMAQI
13th Jul 2025511 AMAQI
13th Jul 2025512 AMAQI
13th Jul 2025453 AMAQI
13th Jul 2025404 AMAQI
26°C19/34°C
13th Jul 2025405 AMAQI
13th Jul 2025386 AMAQI
13th Jul 2025377 AMAQI
13th Jul 2025388 AMAQI
13th Jul 2025509 AMAQI
13th Jul 20254810 AMAQI
13th Jul 20254911 AMAQI
13th Jul 20254812 PMAQI
13th Jul 2025391 PMAQI
13th Jul 2025382 PMAQI
13th Jul 2025413 PMAQI
13th Jul 2025414 PMAQI
13th Jul 2025445 PMAQI
13th Jul 2025446 PMAQI
13th Jul 2025427 PMAQI
13th Jul 2025438 PMAQI
13th Jul 2025469 PMAQI
13th Jul 20254210 PMAQI
13th Jul 20254011 PMAQI
14th Jul 20254212 AMAQI
14th Jul 2025421 AMAQI
14th Jul 2025412 AMAQI
14th Jul 2025383 AMAQI
14th Jul 2025354 AMAQI
26°C23/31°C
14th Jul 2025335 AMAQI
14th Jul 2025346 AMAQI
14th Jul 2025347 AMAQI
14th Jul 2025348 AMAQI
14th Jul 2025349 AMAQI
14th Jul 20253410 AMAQI
14th Jul 20253811 AMAQI
14th Jul 20254612 PMAQI
14th Jul 2025501 PMAQI
14th Jul 2025492 PMAQI
14th Jul 2025433 PMAQI
14th Jul 2025404 PMAQI
14th Jul 2025395 PMAQI
14th Jul 2025406 PMAQI
14th Jul 2025407 PMAQI
14th Jul 2025408 PMAQI
14th Jul 2025389 PMAQI
14th Jul 20253910 PMAQI
14th Jul 20253611 PMAQI
15th Jul 20253712 AMAQI
15th Jul 2025381 AMAQI
15th Jul 2025382 AMAQI
15th Jul 2025323 AMAQI
15th Jul 2025264 AMAQI
26°C22/34°C
15th Jul 2025325 AMAQI
15th Jul 2025346 AMAQI
15th Jul 2025417 AMAQI
15th Jul 2025408 AMAQI
15th Jul 2025419 AMAQI
15th Jul 20254210 AMAQI
15th Jul 20254011 AMAQI
15th Jul 20254112 PMAQI
15th Jul 2025421 PMAQI
15th Jul 2025422 PMAQI
15th Jul 2025453 PMAQI
15th Jul 2025424 PMAQI
15th Jul 2025405 PMAQI
15th Jul 2025406 PMAQI
15th Jul 2025407 PMAQI
15th Jul 2025408 PMAQI
15th Jul 2025399 PMAQI
15th Jul 20253810 PMAQI
15th Jul 20253811 PMAQI
16th Jul 20253812 AMAQI
16th Jul 2025381 AMAQI
16th Jul 2025392 AMAQI
16th Jul 2025413 AMAQI
16th Jul 2025524 AMAQI
26°C19/34°C
16th Jul 2025525 AMAQI
16th Jul 2025526 AMAQI
16th Jul 2025537 AMAQI
16th Jul 2025568 AMAQI
16th Jul 2025519 AMAQI
16th Jul 20255210 AMAQI
16th Jul 20255111 AMAQI
16th Jul 20255112 PMAQI
16th Jul 2025521 PMAQI
16th Jul 2025502 PMAQI
16th Jul 2025523 PMAQI
16th Jul 2025514 PMAQI
16th Jul 2025525 PMAQI
16th Jul 2025516 PMAQI
16th Jul 2025507 PMAQI
16th Jul 2025518 PMAQI
16th Jul 2025509 PMAQI
16th Jul 20254910 PMAQI
16th Jul 20255011 PMAQI
17th Jul 20255012 AMAQI
17th Jul 2025501 AMAQI
17th Jul 2025502 AMAQI
17th Jul 2025533 AMAQI
17th Jul 2025544 AMAQI
28°C21/35°C
17th Jul 2025545 AMAQI
17th Jul 2025516 AMAQI
17th Jul 2025497 AMAQI
17th Jul 2025508 AMAQI
17th Jul 2025509 AMAQI
17th Jul 20254910 AMAQI
17th Jul 20254611 AMAQI
17th Jul 20254612 PMAQI
17th Jul 2025471 PMAQI
17th Jul 2025422 PMAQI
17th Jul 2025423 PMAQI
17th Jul 2025444 PMAQI
17th Jul 2025475 PMAQI
17th Jul 2025486 PMAQI
17th Jul 2025467 PMAQI
17th Jul 2025468 PMAQI
17th Jul 2025499 PMAQI
17th Jul 20254810 PMAQI
17th Jul 20254211 PMAQI
18th Jul 20254112 AMAQI
18th Jul 2025401 AMAQI
18th Jul 2025382 AMAQI
18th Jul 2025263 AMAQI
18th Jul 2025164 AMAQI
27°C18/31°C
18th Jul 2025155 AMAQI
18th Jul 2025146 AMAQI
18th Jul 2025157 AMAQI
18th Jul 2025168 AMAQI
18th Jul 2025179 AMAQI
18th Jul 20251810 AMAQI
18th Jul 20251911 AMAQI
18th Jul 20252012 PMAQI
18th Jul 2025201 PMAQI
18th Jul 2025212 PMAQI
18th Jul 2025223 PMAQI
18th Jul 2025224 PMAQI
18th Jul 2025225 PMAQI
18th Jul 2025236 PMAQI
18th Jul 2025237 PMAQI
18th Jul 2025258 PMAQI
18th Jul 2025249 PMAQI
18th Jul 20252410 PMAQI
18th Jul 20252711 PMAQI
19th Jul 20252712 AMAQI
19th Jul 2025261 AMAQI
19th Jul 2025272 AMAQI
19th Jul 2025303 AMAQI
19th Jul 2025314 AMAQI
20°C14/28°C
19th Jul 2025285 AMAQI
19th Jul 2025296 AMAQI
19th Jul 2025267 AMAQI
19th Jul 2025278 AMAQI
19th Jul 2025269 AMAQI
19th Jul 20252610 AMAQI
19th Jul 20252611 AMAQI
19th Jul 20252812 PMAQI
19th Jul 2025311 PMAQI
19th Jul 2025332 PMAQI
19th Jul 2025383 PMAQI
19th Jul 2025364 PMAQI
19th Jul 2025355 PMAQI
19th Jul 2025396 PMAQI
19th Jul 2025407 PMAQI
19th Jul 2025388 PMAQI
19th Jul 2025339 PMAQI
19th Jul 20253110 PMAQI
19th Jul 20253611 PMAQI
20th Jul 20253612 AMAQI
20th Jul 2025361 AMAQI
20th Jul 2025362 AMAQI
20th Jul 2025433 AMAQI
20th Jul 2025494 AMAQI
22°C15/30°C
20th Jul 2025465 AMAQI
20th Jul 2025486 AMAQI
20th Jul 2025447 AMAQI
20th Jul 2025418 AMAQI
20th Jul 2025399 AMAQI
20th Jul 20253610 AMAQI
20th Jul 20253411 AMAQI
20th Jul 20253312 PMAQI
20th Jul 2025341 PMAQI
20th Jul 2025332 PMAQI
20th Jul 2025323 PMAQI
20th Jul 2025324 PMAQI
20th Jul 2025355 PMAQI
20th Jul 2025356 PMAQI
20th Jul 2025367 PMAQI
20th Jul 2025378 PMAQI
20th Jul 2025399 PMAQI
20th Jul 20254010 PMAQI
20th Jul 20254411 PMAQI
21st Jul 20254012 AMAQI
21st Jul 2025381 AMAQI
21st Jul 2025382 AMAQI
21st Jul 2025503 AMAQI
21st Jul 2025534 AMAQI
21°C17/29°C
21st Jul 2025435 AMAQI
21st Jul 2025346 AMAQI
21st Jul 2025297 AMAQI
21st Jul 2025308 AMAQI
21st Jul 2025309 AMAQI
21st Jul 20252910 AMAQI
21st Jul 20252711 AMAQI
21st Jul 20252712 PMAQI
21st Jul 2025261 PMAQI
21st Jul 2025242 PMAQI
21st Jul 2025233 PMAQI
21st Jul 2025264 PMAQI
21st Jul 2025295 PMAQI
21st Jul 2025286 PMAQI
21st Jul 2025267 PMAQI
21st Jul 2025268 PMAQI
21st Jul 2025289 PMAQI
21st Jul 20252710 PMAQI
21st Jul 20252611 PMAQI
22nd Jul 20252612 AMAQI
22nd Jul 2025231 AMAQI
22nd Jul 2025222 AMAQI
22nd Jul 2025183 AMAQI
22nd Jul 2025164 AMAQI
19°C14/24°C
22nd Jul 2025185 AMAQI
22nd Jul 2025176 AMAQI
22nd Jul 2025187 AMAQI
22nd Jul 2025188 AMAQI
22nd Jul 2025199 AMAQI
22nd Jul 20251910 AMAQI
22nd Jul 20251911 AMAQI
22nd Jul 20251912 PMAQI
22nd Jul 2025181 PMAQI
22nd Jul 2025182 PMAQI
22nd Jul 2025183 PMAQI
22nd Jul 2025194 PMAQI
22nd Jul 2025195 PMAQI
22nd Jul 2025206 PMAQI
22nd Jul 2025197 PMAQI
22nd Jul 2025208 PMAQI
22nd Jul 2025199 PMAQI
22nd Jul 20251910 PMAQI
22nd Jul 20252011 PMAQI
23rd Jul 20252012 AMAQI
23rd Jul 2025211 AMAQI
23rd Jul 2025202 AMAQI
23rd Jul 2025203 AMAQI
23rd Jul 2025214 AMAQI
19°C11/24°C
23rd Jul 2025245 AMAQI
23rd Jul 2025256 AMAQI
23rd Jul 2025257 AMAQI
23rd Jul 2025268 AMAQI
23rd Jul 2025259 AMAQI
23rd Jul 20252610 AMAQI
23rd Jul 20252811 AMAQI
23rd Jul 20252812 PMAQI
23rd Jul 2025261 PMAQI
23rd Jul 2025262 PMAQI
23rd Jul 2025243 PMAQI
23rd Jul 2025244 PMAQI
23rd Jul 2025235 PMAQI
23rd Jul 2025236 PMAQI
23rd Jul 2025227 PMAQI
23rd Jul 2025238 PMAQI
23rd Jul 2025239 PMAQI
23rd Jul 20252310 PMAQI
23rd Jul 20252511 PMAQI
24th Jul 20252312 AMAQI
24th Jul 2025241 AMAQI
24th Jul 2025242 AMAQI
24th Jul 2025273 AMAQI
24th Jul 2025284 AMAQI
21°C12/29°C
24th Jul 2025265 AMAQI
24th Jul 2025276 AMAQI
24th Jul 2025257 AMAQI
24th Jul 2025248 AMAQI
24th Jul 2025269 AMAQI
24th Jul 20252810 AMAQI
24th Jul 20253211 AMAQI
24th Jul 20253612 PMAQI
24th Jul 2025411 PMAQI
24th Jul 2025412 PMAQI
24th Jul 2025423 PMAQI
24th Jul 2025374 PMAQI
24th Jul 2025325 PMAQI
24th Jul 2025326 PMAQI
24th Jul 2025337 PMAQI
24th Jul 2025338 PMAQI
24th Jul 2025339 PMAQI
24th Jul 20253310 PMAQI
24th Jul 20253211 PMAQI
25th Jul 20253112 AMAQI
25th Jul 2025301 AMAQI
25th Jul 2025322 AMAQI
25th Jul 2025383 AMAQI
25th Jul 2025504 AMAQI
26°C17/35°C
25th Jul 2025385 AMAQI
25th Jul 2025346 AMAQI
25th Jul 2025337 AMAQI
25th Jul 2025358 AMAQI
25th Jul 2025349 AMAQI
25th Jul 20253310 AMAQI
25th Jul 20253311 AMAQI
25th Jul 20253312 PMAQI
25th Jul 2025341 PMAQI
25th Jul 2025382 PMAQI
25th Jul 2025483 PMAQI
25th Jul 2025454 PMAQI
25th Jul 2025385 PMAQI
25th Jul 2025386 PMAQI
25th Jul 2025367 PMAQI
25th Jul 2025388 PMAQI
25th Jul 2025409 PMAQI
25th Jul 20253810 PMAQI
25th Jul 20253611 PMAQI
26th Jul 20253712 AMAQI
26th Jul 2025371 AMAQI
26th Jul 2025392 AMAQI
26th Jul 2025483 AMAQI
26th Jul 2025454 AMAQI
26°C23/31°C
26th Jul 2025445 AMAQI
26th Jul 2025536 AMAQI
26th Jul 2025587 AMAQI
26th Jul 2025538 AMAQI
26th Jul 2025489 AMAQI
26th Jul 20255810 AMAQI
26th Jul 20255111 AMAQI
26th Jul 20255212 PMAQI
26th Jul 2025511 PMAQI
26th Jul 2025502 PMAQI
26th Jul 2025483 PMAQI
26th Jul 2025504 PMAQI
26th Jul 2025525 PMAQI
26th Jul 2025526 PMAQI
26th Jul 2025527 PMAQI
26th Jul 2025528 PMAQI
26th Jul 2025529 PMAQI
26th Jul 20255110 PMAQI
26th Jul 20255011 PMAQI
27th Jul 20255112 AMAQI
27th Jul 2025511 AMAQI
27th Jul 2025522 AMAQI
27th Jul 2025493 AMAQI
27th Jul 2025624 AMAQI
24°C15/33°C
27th Jul 2025585 AMAQI
27th Jul 2025576 AMAQI
27th Jul 2025567 AMAQI
27th Jul 2025548 AMAQI
27th Jul 2025599 AMAQI
27th Jul 20255610 AMAQI
27th Jul 20255711 AMAQI
27th Jul 20255612 PMAQI
27th Jul 2025561 PMAQI
27th Jul 2025562 PMAQI
27th Jul 2025563 PMAQI
27th Jul 2025564 PMAQI
27th Jul 2025575 PMAQI
27th Jul 2025566 PMAQI
27th Jul 2025577 PMAQI
27th Jul 2025578 PMAQI
27th Jul 2025559 PMAQI
27th Jul 20255610 PMAQI
27th Jul 20255611 PMAQI
28th Jul 20255512 AMAQI
28th Jul 2025561 AMAQI
28th Jul 2025562 AMAQI
28th Jul 2025543 AMAQI
28th Jul 2025564 AMAQI
24°C18/31°C
28th Jul 2025585 AMAQI
28th Jul 2025606 AMAQI
28th Jul 2025627 AMAQI
28th Jul 2025608 AMAQI
28th Jul 2025609 AMAQI
28th Jul 20255910 AMAQI
28th Jul 20255911 AMAQI
28th Jul 20255912 PMAQI
28th Jul 2025611 PMAQI
28th Jul 2025612 PMAQI
28th Jul 2025583 PMAQI
28th Jul 2025574 PMAQI
28th Jul 2025585 PMAQI
28th Jul 2025586 PMAQI
28th Jul 2025587 PMAQI
28th Jul 2025588 PMAQI
28th Jul 2025589 PMAQI
28th Jul 20255810 PMAQI
28th Jul 20255711 PMAQI
29th Jul 20255712 AMAQI
29th Jul 2025561 AMAQI
29th Jul 2025572 AMAQI
29th Jul 2025583 AMAQI
29th Jul 2025584 AMAQI
27°C20/33°C
29th Jul 2025585 AMAQI
29th Jul 2025576 AMAQI
29th Jul 2025577 AMAQI
29th Jul 2025578 AMAQI
29th Jul 2025569 AMAQI
29th Jul 20255410 AMAQI
29th Jul 20255211 AMAQI
29th Jul 20254912 PMAQI
29th Jul 2025471 PMAQI
29th Jul 2025462 PMAQI
29th Jul 2025453 PMAQI
29th Jul 2025484 PMAQI
29th Jul 2025535 PMAQI
29th Jul 2025546 PMAQI
29th Jul 2025547 PMAQI
29th Jul 2025548 PMAQI
29th Jul 2025569 PMAQI
29th Jul 20255710 PMAQI
29th Jul 20255811 PMAQI
30th Jul 20255712 AMAQI
30th Jul 2025561 AMAQI
30th Jul 2025562 AMAQI
30th Jul 2025583 AMAQI
30th Jul 2025604 AMAQI
25°C21/29°C
30th Jul 2025625 AMAQI
30th Jul 2025626 AMAQI
30th Jul 2025627 AMAQI
30th Jul 2025638 AMAQI
30th Jul 2025659 AMAQI
30th Jul 20256210 AMAQI
30th Jul 20256211 AMAQI
30th Jul 20256412 PMAQI
30th Jul 2025661 PMAQI
30th Jul 2025652 PMAQI
30th Jul 2025653 PMAQI
30th Jul 2025674 PMAQI
30th Jul 2025665 PMAQI
30th Jul 2025666 PMAQI
30th Jul 2025667 PMAQI
30th Jul 2025668 PMAQI
30th Jul 2025669 PMAQI
30th Jul 20256610 PMAQI
30th Jul 20256211 PMAQI
31st Jul 20256112 AMAQI
31st Jul 2025611 AMAQI
31st Jul 2025602 AMAQI
31st Jul 2025613 AMAQI
31st Jul 2025604 AMAQI
24°C19/29°C
31st Jul 2025685 AMAQI
31st Jul 2025626 AMAQI
31st Jul 2025537 AMAQI
31st Jul 2025468 AMAQI
31st Jul 2025479 AMAQI
31st Jul 20254410 AMAQI
31st Jul 20254011 AMAQI
31st Jul 20253612 PMAQI
31st Jul 2025341 PMAQI
31st Jul 2025322 PMAQI
31st Jul 2025363 PMAQI
31st Jul 2025364 PMAQI
31st Jul 2025345 PMAQI
31st Jul 2025336 PMAQI
31st Jul 2025337 PMAQI
31st Jul 2025348 PMAQI
31st Jul 2025469 PMAQI
31st Jul 20254010 PMAQI
31st Jul 20253211 PMAQI
1st Aug 20253212 AMAQI
1st Aug 2025341 AMAQI
1st Aug 2025322 AMAQI
1st Aug 2025323 AMAQI
1st Aug 2025314 AMAQI
19°C15/24°C
1st Aug 2025295 AMAQI
1st Aug 2025266 AMAQI
1st Aug 2025227 AMAQI
1st Aug 2025208 AMAQI
1st Aug 2025199 AMAQI
1st Aug 20252010 AMAQI
1st Aug 20252011 AMAQI
1st Aug 20252012 PMAQI
1st Aug 2025181 PMAQI
1st Aug 2025182 PMAQI
1st Aug 2025183 PMAQI
1st Aug 2025164 PMAQI
1st Aug 2025185 PMAQI
1st Aug 2025176 PMAQI
1st Aug 2025177 PMAQI
1st Aug 2025178 PMAQI
1st Aug 2025209 PMAQI
1st Aug 20252110 PMAQI
1st Aug 20252211 PMAQI
2nd Aug 20252212 AMAQI
2nd Aug 2025241 AMAQI
2nd Aug 2025252 AMAQI
2nd Aug 2025303 AMAQI
2nd Aug 2025284 AMAQI
18°C10/26°C
2nd Aug 2025285 AMAQI
2nd Aug 2025276 AMAQI
2nd Aug 2025267 AMAQI
2nd Aug 2025248 AMAQI
2nd Aug 2025249 AMAQI
2nd Aug 20252310 AMAQI
2nd Aug 20252311 AMAQI
2nd Aug 20252212 PMAQI
2nd Aug 2025221 PMAQI
2nd Aug 2025262 PMAQI
2nd Aug 2025303 PMAQI
2nd Aug 2025394 PMAQI
2nd Aug 2025565 PMAQI
2nd Aug 2025606 PMAQI
2nd Aug 2025517 PMAQI
2nd Aug 2025298 PMAQI
2nd Aug 2025299 PMAQI
2nd Aug 20253210 PMAQI
2nd Aug 20253811 PMAQI
3rd Aug 20254312 AMAQI
3rd Aug 2025411 AMAQI
3rd Aug 2025452 AMAQI
3rd Aug 2025513 AMAQI
3rd Aug 2025444 AMAQI
21°C12/30°C
3rd Aug 2025425 AMAQI
3rd Aug 2025476 AMAQI
3rd Aug 2025457 AMAQI
3rd Aug 2025428 AMAQI
3rd Aug 2025389 AMAQI
3rd Aug 20254710 AMAQI
3rd Aug 20255811 AMAQI
3rd Aug 20256212 PMAQI
3rd Aug 2025691 PMAQI
3rd Aug 2025702 PMAQI
3rd Aug 2025693 PMAQI
3rd Aug 2025684 PMAQI
3rd Aug 2025705 PMAQI
3rd Aug 2025706 PMAQI
3rd Aug 2025687 PMAQI
3rd Aug 2025668 PMAQI
3rd Aug 2025559 PMAQI
3rd Aug 20256210 PMAQI
3rd Aug 20255911 PMAQI
4th Aug 20255612 AMAQI
4th Aug 2025571 AMAQI
4th Aug 2025562 AMAQI
4th Aug 2025563 AMAQI
4th Aug 2025494 AMAQI
24°C15/33°C
4th Aug 2025575 AMAQI
4th Aug 2025616 AMAQI
4th Aug 2025637 AMAQI
4th Aug 2025648 AMAQI
4th Aug 2025689 AMAQI
4th Aug 20257410 AMAQI
4th Aug 20258011 AMAQI
4th Aug 20258112 PMAQI
4th Aug 20251041 PMAQI
4th Aug 20251262 PMAQI
4th Aug 20251243 PMAQI
4th Aug 20251144 PMAQI
4th Aug 20251005 PMAQI
4th Aug 2025926 PMAQI
4th Aug 2025907 PMAQI
4th Aug 2025878 PMAQI
4th Aug 2025709 PMAQI
4th Aug 20257810 PMAQI
4th Aug 20257811 PMAQI
5th Aug 20257512 AMAQI
5th Aug 2025681 AMAQI
5th Aug 2025622 AMAQI
5th Aug 2025523 AMAQI
5th Aug 2025484 AMAQI
22°C17/27°C
5th Aug 2025445 AMAQI
5th Aug 2025406 AMAQI
5th Aug 2025387 AMAQI
5th Aug 2025328 AMAQI
5th Aug 2025319 AMAQI
5th Aug 20253310 AMAQI
5th Aug 20253611 AMAQI
5th Aug 20253912 PMAQI
5th Aug 2025381 PMAQI
5th Aug 2025362 PMAQI
5th Aug 2025343 PMAQI
5th Aug 2025334 PMAQI
5th Aug 2025305 PMAQI
5th Aug 2025326 PMAQI
5th Aug 2025327 PMAQI
5th Aug 2025308 PMAQI
5th Aug 2025349 PMAQI
5th Aug 20253310 PMAQI
5th Aug 20253411 PMAQI
6th Aug 20253812 AMAQI
6th Aug 2025381 AMAQI
6th Aug 2025392 AMAQI
6th Aug 2025373 AMAQI
6th Aug 2025324 AMAQI
20°C12/26°C
6th Aug 2025315 AMAQI
5 AM6th Aug 2025296 AMAQI
12 PM
8 PM
12 AM
4 AM
--°C/°C
Day time
Avg. Highest Time
5 AM - 8 PM
43AQI
16 hours / Day
480 hours / Month
Avg. Lowest Time
5 AM - 8 PM
43AQI
16 hours / Day
480 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 5 AM to 8 PM (Avg. 43), while the lowest AQI was between 5 AM to 8 PM (Avg. 43).
Night time
Avg. Highest Time
12 AM - 11 PM
42AQI
8 hours / Day
240 hours / Month
Avg. Lowest Time
12 AM - 11 PM
42AQI
8 hours / Day
240 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 11 PM (Avg. 42), while the lowest AQI was between 12 AM to 11 PM (Avg. 42).
2025 Days Vs Air Quality
Hochelaga Maisonneuve, Longueuil, Quebec, Canada
2025
91%
197
9%
20
Total number of days with different AQI categories in last 218 days in 2025 (147 days remaining)
Good
197 DaysModerate
20 DaysPoor
0 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 91%
Health Risk Level:
Very Low
In 2025, 91% of 218 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
Hochelaga Maisonneuve, Longueuil, 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.
1st January 2025
33AQI
33AQI
2nd January 2025
24AQI
24AQI
3rd January 2025
20AQI
20AQI
4th January 2025
20AQI
20AQI
5th January 2025
22AQI
22AQI
6th January 2025
25AQI
25AQI
7th January 2025
21AQI
21AQI
8th January 2025
20AQI
20AQI
9th January 2025
20AQI
20AQI
10th January 2025
21AQI
21AQI
11th January 2025
37AQI
37AQI
12th January 2025
39AQI
39AQI
13th January 2025
60AQI
60AQI
14th January 2025
35AQI
35AQI
15th January 2025
23AQI
23AQI
16th January 2025
31AQI
31AQI
17th January 2025
62AQI
62AQI
18th January 2025
45AQI
45AQI
19th January 2025
26AQI
26AQI
20th January 2025
23AQI
23AQI
21st January 2025
35AQI
35AQI
22nd January 2025
40AQI
40AQI
23rd January 2025
41AQI
41AQI
24th January 2025
44AQI
44AQI
25th January 2025
49AQI
49AQI
26th January 2025
38AQI
38AQI
27th January 2025
25AQI
25AQI
28th January 2025
26AQI
26AQI
29th January 2025
29AQI
29AQI
30th January 2025
25AQI
25AQI
31st January 2025
46AQI
46AQI
1st February 2025
25AQI
25AQI
2nd February 2025
37AQI
37AQI
3rd February 2025
57AQI
57AQI
4th February 2025
29AQI
29AQI
5th February 2025
23AQI
23AQI
6th February 2025
34AQI
34AQI
7th February 2025
35AQI
35AQI
8th February 2025
29AQI
29AQI
9th February 2025
37AQI
37AQI
10th February 2025
27AQI
27AQI
11th February 2025
27AQI
27AQI
12th February 2025
30AQI
30AQI
13th February 2025
27AQI
27AQI
14th February 2025
21AQI
21AQI
15th February 2025
23AQI
23AQI
16th February 2025
23AQI
23AQI
17th February 2025
21AQI
21AQI
18th February 2025
22AQI
22AQI
19th February 2025
21AQI
21AQI
20th February 2025
26AQI
26AQI
21st February 2025
20AQI
20AQI
22nd February 2025
25AQI
25AQI
23rd February 2025
49AQI
49AQI
24th February 2025
46AQI
46AQI
25th February 2025
57AQI
57AQI
26th February 2025
42AQI
42AQI
27th February 2025
43AQI
43AQI
28th February 2025
29AQI
29AQI
1st March 2025
27AQI
27AQI
2nd March 2025
25AQI
25AQI
3rd March 2025
36AQI
36AQI
4th March 2025
36AQI
36AQI
5th March 2025
57AQI
57AQI
6th March 2025
20AQI
20AQI
7th March 2025
20AQI
20AQI
8th March 2025
24AQI
24AQI
9th March 2025
25AQI
25AQI
10th March 2025
29AQI
29AQI
11th March 2025
44AQI
44AQI
12th March 2025
23AQI
23AQI
13th March 2025
43AQI
43AQI
14th March 2025
78AQI
78AQI
15th March 2025
59AQI
59AQI
16th March 2025
49AQI
49AQI
17th March 2025
30AQI
30AQI
18th March 2025
33AQI
33AQI
19th March 2025
43AQI
43AQI
20th March 2025
26AQI
26AQI
21st March 2025
21AQI
21AQI
22nd March 2025
24AQI
24AQI
23rd March 2025
20AQI
20AQI
24th March 2025
24AQI
24AQI
25th March 2025
25AQI
25AQI
26th March 2025
22AQI
22AQI
27th March 2025
21AQI
21AQI
28th March 2025
21AQI
21AQI
29th March 2025
21AQI
21AQI
30th March 2025
26AQI
26AQI
31st March 2025
31AQI
31AQI
1st April 2025
18AQI
18AQI
2nd April 2025
20AQI
20AQI
3rd April 2025
21AQI
21AQI
4th April 2025
19AQI
19AQI
5th April 2025
20AQI
20AQI
6th April 2025
18AQI
18AQI
7th April 2025
20AQI
20AQI
8th April 2025
21AQI
21AQI
9th April 2025
18AQI
18AQI
10th April 2025
25AQI
25AQI
11th April 2025
32AQI
32AQI
12th April 2025
42AQI
42AQI
13th April 2025
26AQI
26AQI
14th April 2025
33AQI
33AQI
15th April 2025
29AQI
29AQI
16th April 2025
16AQI
16AQI
17th April 2025
18AQI
18AQI
18th April 2025
26AQI
26AQI
19th April 2025
43AQI
43AQI
20th April 2025
17AQI
17AQI
21st April 2025
24AQI
24AQI
22nd April 2025
22AQI
22AQI
23rd April 2025
15AQI
15AQI
24th April 2025
26AQI
26AQI
25th April 2025
25AQI
25AQI
26th April 2025
25AQI
25AQI
27th April 2025
14AQI
14AQI
28th April 2025
23AQI
23AQI
29th April 2025
29AQI
29AQI
30th April 2025
18AQI
18AQI
1st May 2025
18AQI
18AQI
2nd May 2025
24AQI
24AQI
3rd May 2025
16AQI
16AQI
4th May 2025
27AQI
27AQI
5th May 2025
24AQI
24AQI
6th May 2025
22AQI
22AQI
7th May 2025
17AQI
17AQI
8th May 2025
17AQI
17AQI
9th May 2025
20AQI
20AQI
10th May 2025
23AQI
23AQI
11th May 2025
16AQI
16AQI
12th May 2025
22AQI
22AQI
13th May 2025
35AQI
35AQI
14th May 2025
37AQI
37AQI
15th May 2025
29AQI
29AQI
16th May 2025
42AQI
42AQI
17th May 2025
40AQI
40AQI
18th May 2025
21AQI
21AQI
19th May 2025
14AQI
14AQI
20th May 2025
15AQI
15AQI
21st May 2025
21AQI
21AQI
22nd May 2025
16AQI
16AQI
23rd May 2025
16AQI
16AQI
24th May 2025
14AQI
14AQI
25th May 2025
17AQI
17AQI
26th May 2025
24AQI
24AQI
27th May 2025
26AQI
26AQI
28th May 2025
33AQI
33AQI
29th May 2025
32AQI
32AQI
30th May 2025
25AQI
25AQI
31st May 2025
31AQI
31AQI
1st June 2025
18AQI
18AQI
2nd June 2025
17AQI
17AQI
3rd June 2025
24AQI
24AQI
4th June 2025
39AQI
39AQI
5th June 2025
42AQI
42AQI
6th June 2025
53AQI
53AQI
7th June 2025
58AQI
58AQI
8th June 2025
57AQI
57AQI
9th June 2025
59AQI
59AQI
10th June 2025
42AQI
42AQI
11th June 2025
50AQI
50AQI
12th June 2025
56AQI
56AQI
13th June 2025
27AQI
27AQI
14th June 2025
27AQI
27AQI
15th June 2025
30AQI
30AQI
16th June 2025
44AQI
44AQI
17th June 2025
44AQI
44AQI
18th June 2025
26AQI
26AQI
19th June 2025
37AQI
37AQI
20th June 2025
22AQI
22AQI
21st June 2025
26AQI
26AQI
22nd June 2025
27AQI
27AQI
23rd June 2025
40AQI
40AQI
24th June 2025
51AQI
51AQI
25th June 2025
47AQI
47AQI
26th June 2025
32AQI
32AQI
27th June 2025
29AQI
29AQI
28th June 2025
26AQI
26AQI
29th June 2025
31AQI
31AQI
30th June 2025
30AQI
30AQI
1st July 2025
33AQI
33AQI
2nd July 2025
31AQI
31AQI
3rd July 2025
38AQI
38AQI
4th July 2025
23AQI
23AQI
5th July 2025
27AQI
27AQI
6th July 2025
39AQI
39AQI
7th July 2025
43AQI
43AQI
8th July 2025
31AQI
31AQI
9th July 2025
42AQI
42AQI
10th July 2025
47AQI
47AQI
11th July 2025
49AQI
49AQI
12th July 2025
52AQI
52AQI
13th July 2025
44AQI
44AQI
14th July 2025
39AQI
39AQI
15th July 2025
38AQI
38AQI
16th July 2025
49AQI
49AQI
17th July 2025
48AQI
48AQI
18th July 2025
23AQI
23AQI
19th July 2025
31AQI
31AQI
20th July 2025
39AQI
39AQI
21st July 2025
32AQI
32AQI
22nd July 2025
19AQI
19AQI
23rd July 2025
24AQI
24AQI
24th July 2025
31AQI
31AQI
25th July 2025
37AQI
37AQI
26th July 2025
49AQI
49AQI
27th July 2025
56AQI
56AQI
28th July 2025
58AQI
58AQI
29th July 2025
54AQI
54AQI
30th July 2025
63AQI
63AQI
31st July 2025
46AQI
46AQI
1st August 2025
23AQI
23AQI
2nd August 2025
32AQI
32AQI
3rd August 2025
56AQI
56AQI
4th August 2025
77AQI
77AQI
5th August 2025
45AQI
45AQI
32AQI
32AQI
32AQI
23AQI
24AQI
37AQI
40AQI
47AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202532AQI
29
2
26
2
28
3
30
31
24
6
26
5
3
2
197
20
Highest AQI recorded in
August47AQI
Lowest AQI recorded in
April23AQI
202430AQI
29
2
24
5
29
2
30
31
24
5
29
2
22
9
25
5
31
30
26
4
1
330
34
1
Highest AQI recorded in
December38AQI
Lowest AQI recorded in
April23AQI
202336AQI
30
1
22
6
30
1
28
2
30
1
18
7
5
20
10
1
26
5
21
9
27
4
29
26
5
307
51
6
Highest AQI recorded in
June55AQI
Lowest AQI recorded in
November25AQI
202233AQI
24
7
18
3
29
2
16
1
29
2
28
2
19
4
2
29
28
3
28
2
28
3
278
29
Highest AQI recorded in
January40AQI
Lowest AQI recorded in
September27AQI
202133AQI
24
6
22
6
25
5
29
1
29
2
29
25
6
21
8
1
1
30
27
4
28
2
27
4
316
44
1
1
Highest AQI recorded in
August46AQI
Lowest AQI recorded in
September24AQI
202027AQI
12
1
20
14
28
2
31
31
29
1
29
1
21
9
27
242
14
Highest AQI recorded in
November39AQI
Lowest AQI recorded in
April22AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2023(Avg.)
36AQILeast Polluted Year Recorded
2020(Avg.)
27AQIHochelaga Maisonneuve's annual 2025 AQI (32) shows an average percentage change of 0.8% (worsened AQI) compared to previous years: 2020 (27), 2021 (33), 2022 (33), 2023 (36), 2024 (30).
