Boulevard Saint Jean Baptiste, Montreal, 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
Boulevard Saint Jean Baptiste, Montreal, Quebec, Canada
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
4th Aug 2025
71AQILowest AQI recorded on
1st Aug 2025
24AQISame Day Analysis (8th August ):
On this day, AQI across the 1 years varied significantly: 2025 ranks 1st highest AQI at 49 of Good air quality on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 8th Aug - 9th Aug 2025
Boulevard Saint Jean Baptiste, Montreal, Quebec, Canada
AQI
Day
Night
.
5 AM8th Aug 2025
8 PM
4 AM9th Aug 2025
Day time
Avg. Highest Time
12PM8th Aug
60AQI
Avg. Lowest Time
4PM8th Aug
49AQI
Night time
Avg. Highest Time
4AM9th Aug
59AQI
Avg. Lowest Time
11PM8th Aug
50AQI
In the last 24 hours,
Boulevard Saint Jean Baptiste's AQI reached its highest point of 60 at 12 PM during the Day, while the lowest point, 49, was recorded at 4 PM during the Day between 8th Aug and 9th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Boulevard Saint Jean Baptiste, Montreal, Quebec, Canada
JulAug
10th - 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 - 07th07th - 08th08th - 09th09th
Day
Night
10th Jul 2025475 AMAQI
10th Jul 2025476 AMAQI
10th Jul 2025467 AMAQI
10th Jul 2025448 AMAQI
10th Jul 2025449 AMAQI
10th Jul 20254510 AMAQI
10th Jul 20254511 AMAQI
10th Jul 20254412 PMAQI
10th Jul 2025411 PMAQI
10th Jul 2025422 PMAQI
10th Jul 2025403 PMAQI
10th Jul 2025414 PMAQI
10th Jul 2025445 PMAQI
10th Jul 2025446 PMAQI
10th Jul 2025467 PMAQI
10th Jul 2025448 PMAQI
10th Jul 2025439 PMAQI
10th Jul 20253910 PMAQI
10th Jul 20254111 PMAQI
11th Jul 20254012 AMAQI
11th Jul 2025411 AMAQI
11th Jul 2025432 AMAQI
11th Jul 2025443 AMAQI
11th Jul 2025444 AMAQI
24°C18/30°C
11th Jul 2025425 AMAQI
11th Jul 2025426 AMAQI
11th Jul 2025387 AMAQI
11th Jul 2025388 AMAQI
11th Jul 2025429 AMAQI
11th Jul 20254410 AMAQI
11th Jul 20255011 AMAQI
11th Jul 20254712 PMAQI
11th Jul 2025491 PMAQI
11th Jul 2025502 PMAQI
11th Jul 2025513 PMAQI
11th Jul 2025504 PMAQI
11th Jul 2025505 PMAQI
11th Jul 2025496 PMAQI
11th Jul 2025487 PMAQI
11th Jul 2025498 PMAQI
11th Jul 2025459 PMAQI
11th Jul 20254210 PMAQI
11th Jul 20254211 PMAQI
12th Jul 20254312 AMAQI
12th Jul 2025461 AMAQI
12th Jul 2025482 AMAQI
12th Jul 2025513 AMAQI
12th Jul 2025524 AMAQI
25°C18/32°C
12th Jul 2025505 AMAQI
12th Jul 2025496 AMAQI
12th Jul 2025457 AMAQI
12th Jul 2025468 AMAQI
12th Jul 2025519 AMAQI
12th Jul 20255010 AMAQI
12th Jul 20255111 AMAQI
12th Jul 20255212 PMAQI
12th Jul 2025521 PMAQI
12th Jul 2025522 PMAQI
12th Jul 2025533 PMAQI
12th Jul 2025524 PMAQI
12th Jul 2025525 PMAQI
12th Jul 2025506 PMAQI
12th Jul 2025497 PMAQI
12th Jul 2025518 PMAQI
12th Jul 2025509 PMAQI
12th Jul 20254810 PMAQI
12th Jul 20254911 PMAQI
13th Jul 20254812 AMAQI
13th Jul 2025481 AMAQI
13th Jul 2025482 AMAQI
13th Jul 2025403 AMAQI
13th Jul 2025374 AMAQI
26°C19/34°C
13th Jul 2025365 AMAQI
13th Jul 2025316 AMAQI
13th Jul 2025297 AMAQI
13th Jul 2025308 AMAQI
13th Jul 2025349 AMAQI
13th Jul 20253410 AMAQI
13th Jul 20253411 AMAQI
13th Jul 20253412 PMAQI
13th Jul 2025351 PMAQI
13th Jul 2025362 PMAQI
13th Jul 2025363 PMAQI
13th Jul 2025364 PMAQI
13th Jul 2025385 PMAQI
13th Jul 2025376 PMAQI
13th Jul 2025377 PMAQI
13th Jul 2025368 PMAQI
13th Jul 2025369 PMAQI
13th Jul 20253710 PMAQI
13th Jul 20253611 PMAQI
14th Jul 20253612 AMAQI
14th Jul 2025361 AMAQI
14th Jul 2025362 AMAQI
14th Jul 2025343 AMAQI
14th Jul 2025324 AMAQI
26°C23/31°C
14th Jul 2025335 AMAQI
14th Jul 2025326 AMAQI
14th Jul 2025317 AMAQI
14th Jul 2025328 AMAQI
14th Jul 2025349 AMAQI
14th Jul 20253610 AMAQI
14th Jul 20254311 AMAQI
14th Jul 20254612 PMAQI
14th Jul 2025371 PMAQI
14th Jul 2025382 PMAQI
14th Jul 2025403 PMAQI
14th Jul 2025384 PMAQI
14th Jul 2025375 PMAQI
14th Jul 2025366 PMAQI
14th Jul 2025377 PMAQI
14th Jul 2025378 PMAQI
14th Jul 2025399 PMAQI
14th Jul 20253810 PMAQI
14th Jul 20253511 PMAQI
15th Jul 20253612 AMAQI
15th Jul 2025361 AMAQI
15th Jul 2025362 AMAQI
15th Jul 2025363 AMAQI
15th Jul 2025364 AMAQI
26°C22/34°C
15th Jul 2025405 AMAQI
15th Jul 2025416 AMAQI
15th Jul 2025487 AMAQI
15th Jul 2025438 AMAQI
15th Jul 2025429 AMAQI
15th Jul 20254410 AMAQI
15th Jul 20254511 AMAQI
15th Jul 20254612 PMAQI
15th Jul 2025481 PMAQI
15th Jul 2025502 PMAQI
15th Jul 2025513 PMAQI
15th Jul 2025504 PMAQI
15th Jul 2025475 PMAQI
15th Jul 2025446 PMAQI
15th Jul 2025447 PMAQI
15th Jul 2025448 PMAQI
15th Jul 2025439 PMAQI
15th Jul 20254110 PMAQI
15th Jul 20254211 PMAQI
16th Jul 20254212 AMAQI
16th Jul 2025421 AMAQI
16th Jul 2025432 AMAQI
16th Jul 2025443 AMAQI
16th Jul 2025524 AMAQI
26°C19/34°C
16th Jul 2025535 AMAQI
16th Jul 2025526 AMAQI
16th Jul 2025547 AMAQI
16th Jul 2025568 AMAQI
16th Jul 2025549 AMAQI
16th Jul 20255610 AMAQI
16th Jul 20255411 AMAQI
16th Jul 20255412 PMAQI
16th Jul 2025531 PMAQI
16th Jul 2025522 PMAQI
16th Jul 2025533 PMAQI
16th Jul 2025544 PMAQI
16th Jul 2025525 PMAQI
16th Jul 2025526 PMAQI
16th Jul 2025527 PMAQI
16th Jul 2025528 PMAQI
16th Jul 2025529 PMAQI
16th Jul 20255210 PMAQI
16th Jul 20255211 PMAQI
17th Jul 20255212 AMAQI
17th Jul 2025511 AMAQI
17th Jul 2025512 AMAQI
17th Jul 2025553 AMAQI
17th Jul 2025564 AMAQI
28°C21/35°C
17th Jul 2025545 AMAQI
17th Jul 2025526 AMAQI
17th Jul 2025487 AMAQI
17th Jul 2025488 AMAQI
17th Jul 2025509 AMAQI
17th Jul 20254710 AMAQI
17th Jul 20254311 AMAQI
17th Jul 20254212 PMAQI
17th Jul 2025401 PMAQI
17th Jul 2025382 PMAQI
17th Jul 2025373 PMAQI
17th Jul 2025404 PMAQI
17th Jul 2025425 PMAQI
17th Jul 2025436 PMAQI
17th Jul 2025407 PMAQI
17th Jul 2025398 PMAQI
17th Jul 2025469 PMAQI
17th Jul 20254410 PMAQI
17th Jul 20253411 PMAQI
18th Jul 20253312 AMAQI
18th Jul 2025321 AMAQI
18th Jul 2025282 AMAQI
18th Jul 2025173 AMAQI
18th Jul 2025164 AMAQI
27°C18/31°C
18th Jul 2025145 AMAQI
18th Jul 2025146 AMAQI
18th Jul 2025147 AMAQI
18th Jul 2025168 AMAQI
18th Jul 2025179 AMAQI
18th Jul 20251810 AMAQI
18th Jul 20251811 AMAQI
18th Jul 20251912 PMAQI
18th Jul 2025201 PMAQI
18th Jul 2025212 PMAQI
18th Jul 2025213 PMAQI
18th Jul 2025224 PMAQI
18th Jul 2025235 PMAQI
18th Jul 2025226 PMAQI
18th Jul 2025227 PMAQI
18th Jul 2025238 PMAQI
18th Jul 2025219 PMAQI
18th Jul 20252010 PMAQI
18th Jul 20252611 PMAQI
19th Jul 20252612 AMAQI
19th Jul 2025281 AMAQI
19th Jul 2025282 AMAQI
19th Jul 2025293 AMAQI
19th Jul 2025304 AMAQI
20°C14/28°C
19th Jul 2025285 AMAQI
19th Jul 2025266 AMAQI
19th Jul 2025287 AMAQI
19th Jul 2025278 AMAQI
19th Jul 2025269 AMAQI
19th Jul 20252510 AMAQI
19th Jul 20252611 AMAQI
19th Jul 20252912 PMAQI
19th Jul 2025351 PMAQI
19th Jul 2025442 PMAQI
19th Jul 2025473 PMAQI
19th Jul 2025314 PMAQI
19th Jul 2025345 PMAQI
19th Jul 2025416 PMAQI
19th Jul 2025407 PMAQI
19th Jul 2025408 PMAQI
19th Jul 2025339 PMAQI
19th Jul 20253510 PMAQI
19th Jul 20254611 PMAQI
20th Jul 20254112 AMAQI
20th Jul 2025411 AMAQI
20th Jul 2025442 AMAQI
20th Jul 2025433 AMAQI
20th Jul 2025464 AMAQI
22°C15/30°C
20th Jul 2025445 AMAQI
20th Jul 2025396 AMAQI
20th Jul 2025387 AMAQI
20th Jul 2025358 AMAQI
20th Jul 2025369 AMAQI
20th Jul 20253410 AMAQI
20th Jul 20253211 AMAQI
20th Jul 20253012 PMAQI
20th Jul 2025281 PMAQI
20th Jul 2025282 PMAQI
20th Jul 2025273 PMAQI
20th Jul 2025284 PMAQI
20th Jul 2025305 PMAQI
20th Jul 2025306 PMAQI
20th Jul 2025307 PMAQI
20th Jul 2025328 PMAQI
20th Jul 2025389 PMAQI
20th Jul 20253710 PMAQI
20th Jul 20253911 PMAQI
21st Jul 20253812 AMAQI
21st Jul 2025361 AMAQI
21st Jul 2025382 AMAQI
21st Jul 2025503 AMAQI
21st Jul 2025454 AMAQI
21°C17/29°C
21st Jul 2025385 AMAQI
21st Jul 2025336 AMAQI
21st Jul 2025297 AMAQI
21st Jul 2025268 AMAQI
21st Jul 2025289 AMAQI
21st Jul 20252610 AMAQI
21st Jul 20252511 AMAQI
21st Jul 20252312 PMAQI
21st Jul 2025211 PMAQI
21st Jul 2025202 PMAQI
21st Jul 2025183 PMAQI
21st Jul 2025204 PMAQI
21st Jul 2025235 PMAQI
21st Jul 2025226 PMAQI
21st Jul 2025247 PMAQI
21st Jul 2025228 PMAQI
21st Jul 2025239 PMAQI
21st Jul 20252310 PMAQI
21st Jul 20252111 PMAQI
22nd Jul 20252212 AMAQI
22nd Jul 2025211 AMAQI
22nd Jul 2025212 AMAQI
22nd Jul 2025173 AMAQI
22nd Jul 2025154 AMAQI
19°C14/24°C
22nd Jul 2025175 AMAQI
22nd Jul 2025166 AMAQI
22nd Jul 2025177 AMAQI
22nd Jul 2025198 AMAQI
22nd Jul 2025189 AMAQI
22nd Jul 20251810 AMAQI
22nd Jul 20251711 AMAQI
22nd Jul 20251712 PMAQI
22nd Jul 2025171 PMAQI
22nd Jul 2025182 PMAQI
22nd Jul 2025183 PMAQI
22nd Jul 2025214 PMAQI
22nd Jul 2025185 PMAQI
22nd Jul 2025186 PMAQI
22nd Jul 2025197 PMAQI
22nd Jul 2025198 PMAQI
22nd Jul 2025189 PMAQI
22nd Jul 20251810 PMAQI
22nd Jul 20252011 PMAQI
23rd Jul 20252012 AMAQI
23rd Jul 2025221 AMAQI
23rd Jul 2025202 AMAQI
23rd Jul 2025223 AMAQI
23rd Jul 2025204 AMAQI
19°C11/24°C
23rd Jul 2025205 AMAQI
23rd Jul 2025206 AMAQI
23rd Jul 2025217 AMAQI
23rd Jul 2025238 AMAQI
23rd Jul 2025299 AMAQI
23rd Jul 20253310 AMAQI
23rd Jul 20254111 AMAQI
23rd Jul 20253812 PMAQI
23rd Jul 2025311 PMAQI
23rd Jul 2025282 PMAQI
23rd Jul 2025263 PMAQI
23rd Jul 2025244 PMAQI
23rd Jul 2025235 PMAQI
23rd Jul 2025236 PMAQI
23rd Jul 2025227 PMAQI
23rd Jul 2025228 PMAQI
23rd Jul 2025239 PMAQI
23rd Jul 20252310 PMAQI
23rd Jul 20252411 PMAQI
24th Jul 20252412 AMAQI
24th Jul 2025231 AMAQI
24th Jul 2025232 AMAQI
24th Jul 2025233 AMAQI
24th Jul 2025244 AMAQI
21°C12/29°C
24th Jul 2025255 AMAQI
24th Jul 2025256 AMAQI
24th Jul 2025237 AMAQI
24th Jul 2025248 AMAQI
24th Jul 2025259 AMAQI
24th Jul 20252810 AMAQI
24th Jul 20253411 AMAQI
24th Jul 20254412 PMAQI
24th Jul 2025421 PMAQI
24th Jul 2025352 PMAQI
24th Jul 2025373 PMAQI
24th Jul 2025364 PMAQI
24th Jul 2025325 PMAQI
24th Jul 2025326 PMAQI
24th Jul 2025337 PMAQI
24th Jul 2025358 PMAQI
24th Jul 2025369 PMAQI
24th Jul 20253710 PMAQI
24th Jul 20254211 PMAQI
25th Jul 20253112 AMAQI
25th Jul 2025301 AMAQI
25th Jul 2025322 AMAQI
25th Jul 2025463 AMAQI
25th Jul 2025414 AMAQI
26°C17/35°C
25th Jul 2025355 AMAQI
25th Jul 2025346 AMAQI
25th Jul 2025337 AMAQI
25th Jul 2025328 AMAQI
25th Jul 2025339 AMAQI
25th Jul 20253310 AMAQI
25th Jul 20253211 AMAQI
25th Jul 20253312 PMAQI
25th Jul 2025381 PMAQI
25th Jul 2025432 PMAQI
25th Jul 2025403 PMAQI
25th Jul 2025424 PMAQI
25th Jul 2025365 PMAQI
25th Jul 2025366 PMAQI
25th Jul 2025347 PMAQI
25th Jul 2025348 PMAQI
25th Jul 2025429 PMAQI
25th Jul 20254410 PMAQI
25th Jul 20253411 PMAQI
26th Jul 20253612 AMAQI
26th Jul 2025361 AMAQI
26th Jul 2025362 AMAQI
26th Jul 2025453 AMAQI
26th Jul 2025464 AMAQI
26°C23/31°C
26th Jul 2025455 AMAQI
26th Jul 2025546 AMAQI
26th Jul 2025577 AMAQI
26th Jul 2025548 AMAQI
26th Jul 2025499 AMAQI
26th Jul 20255610 AMAQI
26th Jul 20255211 AMAQI
26th Jul 20255212 PMAQI
26th Jul 2025511 PMAQI
26th Jul 2025502 PMAQI
26th Jul 2025483 PMAQI
26th Jul 2025474 PMAQI
26th Jul 2025505 PMAQI
26th Jul 2025516 PMAQI
26th Jul 2025507 PMAQI
26th Jul 2025518 PMAQI
26th Jul 2025529 PMAQI
26th Jul 20255210 PMAQI
26th Jul 20255011 PMAQI
27th Jul 20255212 AMAQI
27th Jul 2025501 AMAQI
27th Jul 2025512 AMAQI
27th Jul 2025513 AMAQI
27th Jul 2025604 AMAQI
24°C15/33°C
27th Jul 2025575 AMAQI
27th Jul 2025576 AMAQI
27th Jul 2025567 AMAQI
27th Jul 2025548 AMAQI
27th Jul 2025579 AMAQI
27th Jul 20255510 AMAQI
27th Jul 20255611 AMAQI
27th Jul 20255412 PMAQI
27th Jul 2025561 PMAQI
27th Jul 2025572 PMAQI
27th Jul 2025563 PMAQI
27th Jul 2025564 PMAQI
27th Jul 2025575 PMAQI
27th Jul 2025576 PMAQI
27th Jul 2025587 PMAQI
27th Jul 2025598 PMAQI
27th Jul 2025569 PMAQI
27th Jul 20255510 PMAQI
27th Jul 20255611 PMAQI
28th Jul 20255412 AMAQI
28th Jul 2025541 AMAQI
28th Jul 2025562 AMAQI
28th Jul 2025543 AMAQI
28th Jul 2025554 AMAQI
24°C18/31°C
28th Jul 2025565 AMAQI
28th Jul 2025566 AMAQI
28th Jul 2025567 AMAQI
28th Jul 2025588 AMAQI
28th Jul 2025599 AMAQI
28th Jul 20255910 AMAQI
28th Jul 20255811 AMAQI
28th Jul 20256012 PMAQI
28th Jul 2025581 PMAQI
28th Jul 2025582 PMAQI
28th Jul 2025573 PMAQI
28th Jul 2025564 PMAQI
28th Jul 2025565 PMAQI
28th Jul 2025566 PMAQI
28th Jul 2025567 PMAQI
28th Jul 2025568 PMAQI
28th Jul 2025589 PMAQI
28th Jul 20255910 PMAQI
28th Jul 20255811 PMAQI
29th Jul 20255812 AMAQI
29th Jul 2025591 AMAQI
29th Jul 2025582 AMAQI
29th Jul 2025573 AMAQI
29th Jul 2025574 AMAQI
27°C20/33°C
29th Jul 2025575 AMAQI
29th Jul 2025566 AMAQI
29th Jul 2025567 AMAQI
29th Jul 2025568 AMAQI
29th Jul 2025549 AMAQI
29th Jul 20255310 AMAQI
29th Jul 20254711 AMAQI
29th Jul 20254312 PMAQI
29th Jul 2025421 PMAQI
29th Jul 2025402 PMAQI
29th Jul 2025423 PMAQI
29th Jul 2025464 PMAQI
29th Jul 2025525 PMAQI
29th Jul 2025516 PMAQI
29th Jul 2025527 PMAQI
29th Jul 2025548 PMAQI
29th Jul 2025569 PMAQI
29th Jul 20255610 PMAQI
29th Jul 20255611 PMAQI
30th Jul 20255812 AMAQI
30th Jul 2025581 AMAQI
30th Jul 2025552 AMAQI
30th Jul 2025523 AMAQI
30th Jul 2025494 AMAQI
25°C21/29°C
30th Jul 2025515 AMAQI
30th Jul 2025506 AMAQI
30th Jul 2025527 AMAQI
30th Jul 2025508 AMAQI
30th Jul 2025549 AMAQI
30th Jul 20255610 AMAQI
30th Jul 20255611 AMAQI
30th Jul 20255512 PMAQI
30th Jul 2025571 PMAQI
30th Jul 2025562 PMAQI
30th Jul 2025563 PMAQI
30th Jul 2025564 PMAQI
30th Jul 2025565 PMAQI
30th Jul 2025566 PMAQI
30th Jul 2025567 PMAQI
30th Jul 2025568 PMAQI
30th Jul 2025569 PMAQI
30th Jul 20255610 PMAQI
30th Jul 20255711 PMAQI
31st Jul 20256012 AMAQI
31st Jul 2025581 AMAQI
31st Jul 2025572 AMAQI
31st Jul 2025593 AMAQI
31st Jul 2025604 AMAQI
24°C19/29°C
31st Jul 2025655 AMAQI
31st Jul 2025636 AMAQI
31st Jul 2025547 AMAQI
31st Jul 2025528 AMAQI
31st Jul 2025529 AMAQI
31st Jul 20254410 AMAQI
31st Jul 20254411 AMAQI
31st Jul 20254112 PMAQI
31st Jul 2025361 PMAQI
31st Jul 2025342 PMAQI
31st Jul 2025363 PMAQI
31st Jul 2025364 PMAQI
31st Jul 2025355 PMAQI
31st Jul 2025366 PMAQI
31st Jul 2025337 PMAQI
31st Jul 2025368 PMAQI
31st Jul 2025489 PMAQI
31st Jul 20254310 PMAQI
31st Jul 20253411 PMAQI
1st Aug 20253412 AMAQI
1st Aug 2025341 AMAQI
1st Aug 2025322 AMAQI
1st Aug 2025313 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 2025189 AMAQI
1st Aug 20251710 AMAQI
1st Aug 20251811 AMAQI
1st Aug 20251712 PMAQI
1st Aug 2025171 PMAQI
1st Aug 2025172 PMAQI
1st Aug 2025173 PMAQI
1st Aug 2025164 PMAQI
1st Aug 2025185 PMAQI
1st Aug 2025166 PMAQI
1st Aug 2025167 PMAQI
1st Aug 2025168 PMAQI
1st Aug 2025189 PMAQI
1st Aug 20251910 PMAQI
1st Aug 20252111 PMAQI
2nd Aug 20252212 AMAQI
2nd Aug 2025261 AMAQI
2nd Aug 2025262 AMAQI
2nd Aug 2025293 AMAQI
2nd Aug 2025304 AMAQI
18°C10/26°C
2nd Aug 2025315 AMAQI
2nd Aug 2025296 AMAQI
2nd Aug 2025277 AMAQI
2nd Aug 2025268 AMAQI
2nd Aug 2025269 AMAQI
2nd Aug 20252410 AMAQI
2nd Aug 20252411 AMAQI
2nd Aug 20252212 PMAQI
2nd Aug 2025261 PMAQI
2nd Aug 2025312 PMAQI
2nd Aug 2025303 PMAQI
2nd Aug 2025354 PMAQI
2nd Aug 2025535 PMAQI
2nd Aug 2025616 PMAQI
2nd Aug 2025527 PMAQI
2nd Aug 2025328 PMAQI
2nd Aug 2025329 PMAQI
2nd Aug 20253210 PMAQI
2nd Aug 20253711 PMAQI
3rd Aug 20254412 AMAQI
3rd Aug 2025411 AMAQI
3rd Aug 2025472 AMAQI
3rd Aug 2025523 AMAQI
3rd Aug 2025464 AMAQI
21°C12/30°C
3rd Aug 2025465 AMAQI
3rd Aug 2025506 AMAQI
3rd Aug 2025457 AMAQI
3rd Aug 2025438 AMAQI
3rd Aug 2025389 AMAQI
3rd Aug 20254810 AMAQI
3rd Aug 20255911 AMAQI
3rd Aug 20256712 PMAQI
3rd Aug 2025711 PMAQI
3rd Aug 2025722 PMAQI
3rd Aug 2025723 PMAQI
3rd Aug 2025744 PMAQI
3rd Aug 2025815 PMAQI
3rd Aug 2025786 PMAQI
3rd Aug 2025727 PMAQI
3rd Aug 2025688 PMAQI
3rd Aug 2025569 PMAQI
3rd Aug 20256410 PMAQI
3rd Aug 20256111 PMAQI
4th Aug 20255912 AMAQI
4th Aug 2025581 AMAQI
4th Aug 2025592 AMAQI
4th Aug 2025573 AMAQI
4th Aug 2025504 AMAQI
24°C15/33°C
4th Aug 2025595 AMAQI
4th Aug 2025636 AMAQI
4th Aug 2025657 AMAQI
4th Aug 2025708 AMAQI
4th Aug 2025689 AMAQI
4th Aug 20257610 AMAQI
4th Aug 20258211 AMAQI
4th Aug 20258212 PMAQI
4th Aug 20251001 PMAQI
4th Aug 20251102 PMAQI
4th Aug 2025943 PMAQI
4th Aug 2025884 PMAQI
4th Aug 2025835 PMAQI
4th Aug 2025786 PMAQI
4th Aug 2025757 PMAQI
4th Aug 2025728 PMAQI
4th Aug 2025779 PMAQI
4th Aug 20257610 PMAQI
4th Aug 20256511 PMAQI
5th Aug 20256212 AMAQI
5th Aug 2025561 AMAQI
5th Aug 2025542 AMAQI
5th Aug 2025503 AMAQI
5th Aug 2025464 AMAQI
22°C17/27°C
5th Aug 2025435 AMAQI
5th Aug 2025386 AMAQI
5th Aug 2025387 AMAQI
5th Aug 2025348 AMAQI
5th Aug 2025299 AMAQI
5th Aug 20252910 AMAQI
5th Aug 20253211 AMAQI
5th Aug 20253112 PMAQI
5th Aug 2025271 PMAQI
5th Aug 2025272 PMAQI
5th Aug 2025263 PMAQI
5th Aug 2025244 PMAQI
5th Aug 2025265 PMAQI
5th Aug 2025266 PMAQI
5th Aug 2025287 PMAQI
5th Aug 2025278 PMAQI
5th Aug 2025359 PMAQI
5th Aug 20253010 PMAQI
5th Aug 20253011 PMAQI
6th Aug 20253212 AMAQI
6th Aug 2025331 AMAQI
6th Aug 2025322 AMAQI
6th Aug 2025323 AMAQI
6th Aug 2025314 AMAQI
20°C12/26°C
6th Aug 2025305 AMAQI
6th Aug 2025276 AMAQI
6th Aug 2025287 AMAQI
6th Aug 2025288 AMAQI
6th Aug 2025299 AMAQI
6th Aug 20252810 AMAQI
6th Aug 20253011 AMAQI
6th Aug 20253412 PMAQI
6th Aug 2025371 PMAQI
6th Aug 2025342 PMAQI
6th Aug 2025323 PMAQI
6th Aug 2025324 PMAQI
6th Aug 2025295 PMAQI
6th Aug 2025286 PMAQI
6th Aug 2025307 PMAQI
6th Aug 2025288 PMAQI
6th Aug 2025329 PMAQI
6th Aug 20253110 PMAQI
6th Aug 20253411 PMAQI
7th Aug 20253612 AMAQI
7th Aug 2025361 AMAQI
7th Aug 2025332 AMAQI
7th Aug 2025323 AMAQI
7th Aug 2025314 AMAQI
21°C12/28°C
7th Aug 2025295 AMAQI
7th Aug 2025316 AMAQI
7th Aug 2025327 AMAQI
7th Aug 2025328 AMAQI
7th Aug 2025349 AMAQI
7th Aug 20253610 AMAQI
7th Aug 20253811 AMAQI
7th Aug 20254012 PMAQI
7th Aug 2025411 PMAQI
7th Aug 2025442 PMAQI
7th Aug 2025423 PMAQI
7th Aug 2025444 PMAQI
7th Aug 2025425 PMAQI
7th Aug 2025426 PMAQI
7th Aug 2025447 PMAQI
7th Aug 2025478 PMAQI
7th Aug 2025429 PMAQI
7th Aug 20254210 PMAQI
7th Aug 20255111 PMAQI
8th Aug 20254212 AMAQI
8th Aug 2025421 AMAQI
8th Aug 2025422 AMAQI
8th Aug 2025513 AMAQI
8th Aug 2025514 AMAQI
23°C14/32°C
8th Aug 2025535 AMAQI
8th Aug 2025546 AMAQI
8th Aug 2025567 AMAQI
8th Aug 2025598 AMAQI
8th Aug 2025599 AMAQI
8th Aug 20255810 AMAQI
8th Aug 20255811 AMAQI
8th Aug 20256012 PMAQI
8th Aug 2025571 PMAQI
8th Aug 2025542 PMAQI
8th Aug 2025503 PMAQI
8th Aug 2025494 PMAQI
8th Aug 2025525 PMAQI
8th Aug 2025526 PMAQI
8th Aug 2025527 PMAQI
8th Aug 2025528 PMAQI
8th Aug 2025529 PMAQI
8th Aug 20255110 PMAQI
8th Aug 20255011 PMAQI
9th Aug 20255212 AMAQI
9th Aug 2025521 AMAQI
9th Aug 2025522 AMAQI
9th Aug 2025543 AMAQI
9th Aug 2025594 AMAQI
25°C18/34°C
9th Aug 2025575 AMAQI
5 AM9th Aug 2025626 AMAQI
9th Aug 2025577 AMAQI
9th Aug 2025628 AMAQI
9th Aug 2025609 AMAQI
9th Aug 20255610 AMAQI
12 PM
8 PM
12 AM
4 AM
--°C/°C
Day time
Avg. Highest Time
5 AM - 8 PM
41AQI
16 hours / Day
480 hours / Month
Avg. Lowest Time
5 AM - 8 PM
41AQI
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. 41), while the lowest AQI was between 5 AM to 8 PM (Avg. 41).
Night time
Avg. Highest Time
12 AM - 11 PM
41AQI
8 hours / Day
240 hours / Month
Avg. Lowest Time
12 AM - 11 PM
41AQI
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. 41), while the lowest AQI was between 12 AM to 11 PM (Avg. 41).
2025 Days Vs Air Quality
Boulevard Saint Jean Baptiste, Montreal, Quebec, Canada
2025
91%
123
9%
12
Total number of days with different AQI categories in last 221 days in 2025 (144 days remaining)
Good
123 DaysModerate
12 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 221 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
Boulevard Saint Jean Baptiste, Montreal, 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 March 2025
23AQI
23AQI
2nd March 2025
24AQI
24AQI
3rd March 2025
20AQI
20AQI
4th March 2025
24AQI
24AQI
5th March 2025
30AQI
30AQI
1st April 2025
20AQI
20AQI
2nd April 2025
19AQI
19AQI
3rd April 2025
21AQI
21AQI
4th April 2025
19AQI
19AQI
5th April 2025
20AQI
20AQI
6th April 2025
18AQI
18AQI
7th April 2025
19AQI
19AQI
8th April 2025
19AQI
19AQI
9th April 2025
19AQI
19AQI
10th April 2025
27AQI
27AQI
11th April 2025
31AQI
31AQI
12th April 2025
37AQI
37AQI
13th April 2025
24AQI
24AQI
14th April 2025
27AQI
27AQI
15th April 2025
23AQI
23AQI
16th April 2025
17AQI
17AQI
17th April 2025
18AQI
18AQI
18th April 2025
24AQI
24AQI
19th April 2025
28AQI
28AQI
20th April 2025
17AQI
17AQI
21st April 2025
20AQI
20AQI
22nd April 2025
23AQI
23AQI
23rd April 2025
17AQI
17AQI
24th April 2025
21AQI
21AQI
25th April 2025
21AQI
21AQI
26th April 2025
22AQI
22AQI
27th April 2025
14AQI
14AQI
28th April 2025
26AQI
26AQI
29th April 2025
31AQI
31AQI
30th April 2025
19AQI
19AQI
1st May 2025
16AQI
16AQI
2nd May 2025
26AQI
26AQI
3rd May 2025
15AQI
15AQI
4th May 2025
24AQI
24AQI
5th May 2025
19AQI
19AQI
6th May 2025
19AQI
19AQI
7th May 2025
17AQI
17AQI
8th May 2025
15AQI
15AQI
9th May 2025
15AQI
15AQI
10th May 2025
22AQI
22AQI
11th May 2025
17AQI
17AQI
12th May 2025
25AQI
25AQI
13th May 2025
30AQI
30AQI
14th May 2025
35AQI
35AQI
15th May 2025
29AQI
29AQI
16th May 2025
41AQI
41AQI
17th May 2025
39AQI
39AQI
18th May 2025
21AQI
21AQI
19th May 2025
13AQI
13AQI
20th May 2025
13AQI
13AQI
21st May 2025
18AQI
18AQI
22nd May 2025
16AQI
16AQI
23rd May 2025
16AQI
16AQI
24th May 2025
13AQI
13AQI
25th May 2025
15AQI
15AQI
26th May 2025
24AQI
24AQI
27th May 2025
29AQI
29AQI
28th May 2025
33AQI
33AQI
29th May 2025
34AQI
34AQI
30th May 2025
26AQI
26AQI
31st May 2025
29AQI
29AQI
1st June 2025
13AQI
13AQI
2nd June 2025
17AQI
17AQI
3rd June 2025
28AQI
28AQI
4th June 2025
40AQI
40AQI
5th June 2025
41AQI
41AQI
6th June 2025
53AQI
53AQI
7th June 2025
57AQI
57AQI
8th June 2025
57AQI
57AQI
9th June 2025
59AQI
59AQI
10th June 2025
43AQI
43AQI
11th June 2025
49AQI
49AQI
12th June 2025
55AQI
55AQI
13th June 2025
27AQI
27AQI
14th June 2025
27AQI
27AQI
15th June 2025
30AQI
30AQI
16th June 2025
42AQI
42AQI
17th June 2025
42AQI
42AQI
18th June 2025
25AQI
25AQI
19th June 2025
37AQI
37AQI
20th June 2025
24AQI
24AQI
21st June 2025
26AQI
26AQI
22nd June 2025
28AQI
28AQI
23rd June 2025
38AQI
38AQI
24th June 2025
51AQI
51AQI
25th June 2025
45AQI
45AQI
26th June 2025
28AQI
28AQI
27th June 2025
28AQI
28AQI
28th June 2025
25AQI
25AQI
29th June 2025
27AQI
27AQI
30th June 2025
28AQI
28AQI
1st July 2025
33AQI
33AQI
2nd July 2025
29AQI
29AQI
3rd July 2025
35AQI
35AQI
4th July 2025
25AQI
25AQI
5th July 2025
29AQI
29AQI
6th July 2025
37AQI
37AQI
7th July 2025
42AQI
42AQI
8th July 2025
29AQI
29AQI
9th July 2025
39AQI
39AQI
10th July 2025
43AQI
43AQI
11th July 2025
44AQI
44AQI
12th July 2025
48AQI
48AQI
13th July 2025
39AQI
39AQI
14th July 2025
36AQI
36AQI
15th July 2025
42AQI
42AQI
16th July 2025
50AQI
50AQI
17th July 2025
47AQI
47AQI
18th July 2025
23AQI
23AQI
19th July 2025
32AQI
32AQI
20th July 2025
36AQI
36AQI
21st July 2025
30AQI
30AQI
22nd July 2025
19AQI
19AQI
23rd July 2025
24AQI
24AQI
24th July 2025
30AQI
30AQI
25th July 2025
35AQI
35AQI
26th July 2025
46AQI
46AQI
27th July 2025
55AQI
55AQI
28th July 2025
56AQI
56AQI
29th July 2025
54AQI
54AQI
30th July 2025
55AQI
55AQI
31st July 2025
48AQI
48AQI
1st August 2025
24AQI
24AQI
2nd August 2025
31AQI
31AQI
3rd August 2025
56AQI
56AQI
4th August 2025
71AQI
71AQI
5th August 2025
40AQI
40AQI
6th August 2025
31AQI
31AQI
7th August 2025
38AQI
38AQI
8th August 2025
49AQI
49AQI
24AQI
22AQI
23AQI
36AQI
38AQI
43AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202530AQI
5
30
31
24
6
27
4
6
2
123
12
Highest AQI recorded in
August43AQI
Lowest AQI recorded in
April22AQI
Most & Least Polluted Years Over the Last 1 Years
Most Polluted Year Recorded
2025(Avg.)
30AQILeast Polluted Year Recorded
2025(Avg.)
30AQIBoulevard Saint Jean Baptiste's annual 2025 AQI (30) shows an average percentage change of NaN% (improved AQI) compared to previous years: .
