Salaberry De Valleyfield, 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
Salaberry De Valleyfield, Quebec, Canada
2021
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
6th Aug 2021
84AQILowest AQI recorded on
9th Aug 2024
12AQISame Day Analysis (2nd August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 2nd highest AQI at 29 of Good air quality, showing improvement over 2024 on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 2nd Aug - 3rd Aug 2025
Salaberry De Valleyfield, Quebec, Canada
AQI
Day
Night
.
5 AM2nd Aug 2025
8 PM
4 AM3rd Aug 2025
Day time
Avg. Highest Time
5PM2nd Aug
62AQI
Avg. Lowest Time
12PM2nd Aug
21AQI
Night time
Avg. Highest Time
3AM3rd Aug
60AQI
Avg. Lowest Time
9PM2nd Aug
28AQI
In the last 24 hours,
Salaberry De Valleyfield's AQI reached its highest point of 62 at 5 PM during the Day, while the lowest point, 21, was recorded at 12 PM during the Day between 2nd Aug and 3rd Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Salaberry De Valleyfield, Quebec, Canada
JulAug
04th - 05th05th - 06th06th - 07th07th - 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
Day
Night
4th Jul 2025285 AMAQI
4th Jul 2025306 AMAQI
4th Jul 2025287 AMAQI
4th Jul 2025308 AMAQI
4th Jul 2025289 AMAQI
4th Jul 20253010 AMAQI
4th Jul 20252611 AMAQI
4th Jul 20252212 PMAQI
4th Jul 2025231 PMAQI
4th Jul 2025242 PMAQI
4th Jul 2025233 PMAQI
4th Jul 2025234 PMAQI
4th Jul 2025265 PMAQI
4th Jul 2025226 PMAQI
4th Jul 2025237 PMAQI
4th Jul 2025238 PMAQI
4th Jul 2025249 PMAQI
4th Jul 20252510 PMAQI
4th Jul 20252111 PMAQI
5th Jul 20252312 AMAQI
5th Jul 2025251 AMAQI
5th Jul 2025282 AMAQI
5th Jul 2025293 AMAQI
5th Jul 2025304 AMAQI
--°C/°C
5th Jul 2025285 AMAQI
5th Jul 2025286 AMAQI
5th Jul 2025287 AMAQI
5th Jul 2025298 AMAQI
5th Jul 2025289 AMAQI
5th Jul 20252910 AMAQI
5th Jul 20252811 AMAQI
5th Jul 20252812 PMAQI
5th Jul 2025281 PMAQI
5th Jul 2025262 PMAQI
5th Jul 2025253 PMAQI
5th Jul 2025264 PMAQI
5th Jul 2025245 PMAQI
5th Jul 2025256 PMAQI
5th Jul 2025267 PMAQI
5th Jul 2025278 PMAQI
5th Jul 2025289 PMAQI
5th Jul 20252910 PMAQI
5th Jul 20253311 PMAQI
6th Jul 20253312 AMAQI
6th Jul 2025371 AMAQI
6th Jul 2025422 AMAQI
6th Jul 2025463 AMAQI
6th Jul 2025494 AMAQI
23°C15/29°C
6th Jul 2025485 AMAQI
6th Jul 2025506 AMAQI
6th Jul 2025527 AMAQI
6th Jul 2025508 AMAQI
6th Jul 2025519 AMAQI
6th Jul 20255010 AMAQI
6th Jul 20255011 AMAQI
6th Jul 20255012 PMAQI
6th Jul 2025521 PMAQI
6th Jul 2025522 PMAQI
6th Jul 2025493 PMAQI
6th Jul 2025534 PMAQI
6th Jul 2025545 PMAQI
6th Jul 2025546 PMAQI
6th Jul 2025487 PMAQI
6th Jul 2025448 PMAQI
6th Jul 2025499 PMAQI
6th Jul 20254910 PMAQI
6th Jul 20254211 PMAQI
7th Jul 20254512 AMAQI
7th Jul 2025461 AMAQI
7th Jul 2025512 AMAQI
7th Jul 2025483 AMAQI
7th Jul 2025504 AMAQI
28°C23/33°C
7th Jul 2025505 AMAQI
7th Jul 2025466 AMAQI
7th Jul 2025487 AMAQI
7th Jul 2025518 AMAQI
7th Jul 2025529 AMAQI
7th Jul 20255310 AMAQI
7th Jul 20255311 AMAQI
7th Jul 20255312 PMAQI
7th Jul 2025511 PMAQI
7th Jul 2025502 PMAQI
7th Jul 2025503 PMAQI
7th Jul 2025484 PMAQI
7th Jul 2025475 PMAQI
7th Jul 2025446 PMAQI
7th Jul 2025427 PMAQI
7th Jul 2025398 PMAQI
7th Jul 2025479 PMAQI
7th Jul 20254510 PMAQI
7th Jul 20253111 PMAQI
8th Jul 20253212 AMAQI
8th Jul 2025351 AMAQI
8th Jul 2025312 AMAQI
8th Jul 2025283 AMAQI
8th Jul 2025274 AMAQI
22°C15/29°C
8th Jul 2025285 AMAQI
8th Jul 2025286 AMAQI
8th Jul 2025307 AMAQI
8th Jul 2025298 AMAQI
8th Jul 2025299 AMAQI
8th Jul 20252810 AMAQI
8th Jul 20252811 AMAQI
8th Jul 20252812 PMAQI
8th Jul 2025301 PMAQI
8th Jul 2025312 PMAQI
8th Jul 2025323 PMAQI
8th Jul 2025324 PMAQI
8th Jul 2025325 PMAQI
8th Jul 2025326 PMAQI
8th Jul 2025327 PMAQI
8th Jul 2025348 PMAQI
8th Jul 2025299 PMAQI
8th Jul 20253010 PMAQI
8th Jul 20253311 PMAQI
9th Jul 20253412 AMAQI
9th Jul 2025331 AMAQI
9th Jul 2025342 AMAQI
9th Jul 2025333 AMAQI
9th Jul 2025334 AMAQI
20°C15/25°C
9th Jul 2025345 AMAQI
9th Jul 2025326 AMAQI
9th Jul 2025347 AMAQI
9th Jul 2025388 AMAQI
9th Jul 2025399 AMAQI
9th Jul 20253810 AMAQI
9th Jul 20253811 AMAQI
9th Jul 20253412 PMAQI
9th Jul 2025341 PMAQI
9th Jul 2025342 PMAQI
9th Jul 2025343 PMAQI
9th Jul 2025344 PMAQI
9th Jul 2025345 PMAQI
9th Jul 2025346 PMAQI
9th Jul 2025337 PMAQI
9th Jul 2025338 PMAQI
9th Jul 2025359 PMAQI
9th Jul 20253310 PMAQI
9th Jul 20253411 PMAQI
10th Jul 20253612 AMAQI
10th Jul 2025361 AMAQI
10th Jul 2025402 AMAQI
10th Jul 2025403 AMAQI
10th Jul 2025414 AMAQI
22°C16/27°C
10th Jul 2025425 AMAQI
10th Jul 2025396 AMAQI
10th Jul 2025407 AMAQI
10th Jul 2025398 AMAQI
10th Jul 2025409 AMAQI
10th Jul 20254010 AMAQI
10th Jul 20254111 AMAQI
10th Jul 20254312 PMAQI
10th Jul 2025431 PMAQI
10th Jul 2025452 PMAQI
10th Jul 2025453 PMAQI
10th Jul 2025434 PMAQI
10th Jul 2025465 PMAQI
10th Jul 2025466 PMAQI
10th Jul 2025467 PMAQI
10th Jul 2025478 PMAQI
10th Jul 2025409 PMAQI
10th Jul 20253910 PMAQI
10th Jul 20254011 PMAQI
11th Jul 20254012 AMAQI
11th Jul 2025411 AMAQI
11th Jul 2025442 AMAQI
11th Jul 2025453 AMAQI
11th Jul 2025434 AMAQI
24°C18/29°C
11th Jul 2025435 AMAQI
11th Jul 2025446 AMAQI
11th Jul 2025417 AMAQI
11th Jul 2025428 AMAQI
11th Jul 2025469 AMAQI
11th Jul 20254710 AMAQI
11th Jul 20254811 AMAQI
11th Jul 20254812 PMAQI
11th Jul 2025481 PMAQI
11th Jul 2025482 PMAQI
11th Jul 2025473 PMAQI
11th Jul 2025494 PMAQI
11th Jul 2025465 PMAQI
11th Jul 2025486 PMAQI
11th Jul 2025487 PMAQI
11th Jul 2025488 PMAQI
11th Jul 2025459 PMAQI
11th Jul 20254510 PMAQI
11th Jul 20254311 PMAQI
12th Jul 20254612 AMAQI
12th Jul 2025461 AMAQI
12th Jul 2025502 AMAQI
12th Jul 2025513 AMAQI
12th Jul 2025514 AMAQI
25°C19/30°C
12th Jul 2025485 AMAQI
12th Jul 2025476 AMAQI
12th Jul 2025477 AMAQI
12th Jul 2025518 AMAQI
12th Jul 2025519 AMAQI
12th Jul 20254810 AMAQI
12th Jul 20254811 AMAQI
12th Jul 20254612 PMAQI
12th Jul 2025461 PMAQI
12th Jul 2025472 PMAQI
12th Jul 2025463 PMAQI
12th Jul 2025474 PMAQI
12th Jul 2025505 PMAQI
12th Jul 2025516 PMAQI
12th Jul 2025507 PMAQI
12th Jul 2025518 PMAQI
12th Jul 2025499 PMAQI
12th Jul 20254810 PMAQI
12th Jul 20255011 PMAQI
13th Jul 20254812 AMAQI
13th Jul 2025501 AMAQI
13th Jul 2025482 AMAQI
13th Jul 2025443 AMAQI
13th Jul 2025394 AMAQI
26°C20/31°C
13th Jul 2025385 AMAQI
13th Jul 2025376 AMAQI
13th Jul 2025387 AMAQI
13th Jul 2025368 AMAQI
13th Jul 2025369 AMAQI
13th Jul 20253610 AMAQI
13th Jul 20253711 AMAQI
13th Jul 20253612 PMAQI
13th Jul 2025391 PMAQI
13th Jul 2025342 PMAQI
13th Jul 2025323 PMAQI
13th Jul 2025294 PMAQI
13th Jul 2025335 PMAQI
13th Jul 2025376 PMAQI
13th Jul 2025357 PMAQI
13th Jul 2025338 PMAQI
13th Jul 2025389 PMAQI
13th Jul 20253710 PMAQI
13th Jul 20253411 PMAQI
14th Jul 20253512 AMAQI
14th Jul 2025321 AMAQI
14th Jul 2025322 AMAQI
14th Jul 2025303 AMAQI
14th Jul 2025324 AMAQI
26°C23/30°C
14th Jul 2025325 AMAQI
14th Jul 2025326 AMAQI
14th Jul 2025347 AMAQI
14th Jul 2025368 AMAQI
14th Jul 2025369 AMAQI
14th Jul 20253810 AMAQI
14th Jul 20254311 AMAQI
14th Jul 20254212 PMAQI
14th Jul 2025441 PMAQI
14th Jul 2025452 PMAQI
14th Jul 2025393 PMAQI
14th Jul 2025374 PMAQI
14th Jul 2025345 PMAQI
14th Jul 2025326 PMAQI
14th Jul 2025317 PMAQI
14th Jul 2025328 PMAQI
14th Jul 2025389 PMAQI
14th Jul 20253810 PMAQI
14th Jul 20253511 PMAQI
15th Jul 20253612 AMAQI
15th Jul 2025351 AMAQI
15th Jul 2025342 AMAQI
15th Jul 2025283 AMAQI
15th Jul 2025294 AMAQI
25°C22/30°C
15th Jul 2025315 AMAQI
15th Jul 2025326 AMAQI
15th Jul 2025377 AMAQI
15th Jul 2025388 AMAQI
15th Jul 2025429 AMAQI
15th Jul 20254510 AMAQI
15th Jul 20254811 AMAQI
15th Jul 20254712 PMAQI
15th Jul 2025471 PMAQI
15th Jul 2025512 PMAQI
15th Jul 2025513 PMAQI
15th Jul 2025524 PMAQI
15th Jul 2025505 PMAQI
15th Jul 2025496 PMAQI
15th Jul 2025457 PMAQI
15th Jul 2025448 PMAQI
15th Jul 2025409 PMAQI
15th Jul 20253910 PMAQI
15th Jul 20254211 PMAQI
16th Jul 20254212 AMAQI
16th Jul 2025441 AMAQI
16th Jul 2025422 AMAQI
16th Jul 2025443 AMAQI
16th Jul 2025504 AMAQI
25°C20/31°C
16th Jul 2025505 AMAQI
16th Jul 2025506 AMAQI
16th Jul 2025537 AMAQI
16th Jul 2025568 AMAQI
16th Jul 2025599 AMAQI
16th Jul 20255510 AMAQI
16th Jul 20255511 AMAQI
16th Jul 20255312 PMAQI
16th Jul 2025551 PMAQI
16th Jul 2025572 PMAQI
16th Jul 2025603 PMAQI
16th Jul 2025594 PMAQI
16th Jul 2025555 PMAQI
16th Jul 2025566 PMAQI
16th Jul 2025567 PMAQI
16th Jul 2025568 PMAQI
16th Jul 2025549 PMAQI
16th Jul 20255410 PMAQI
16th Jul 20255711 PMAQI
17th Jul 20255512 AMAQI
17th Jul 2025561 AMAQI
17th Jul 2025502 AMAQI
17th Jul 2025533 AMAQI
17th Jul 2025544 AMAQI
28°C21/34°C
17th Jul 2025515 AMAQI
17th Jul 2025456 AMAQI
17th Jul 2025467 AMAQI
17th Jul 2025448 AMAQI
17th Jul 2025459 AMAQI
17th Jul 20254410 AMAQI
17th Jul 20254411 AMAQI
17th Jul 20254412 PMAQI
17th Jul 2025451 PMAQI
17th Jul 2025432 PMAQI
17th Jul 2025403 PMAQI
17th Jul 2025404 PMAQI
17th Jul 2025395 PMAQI
17th Jul 2025406 PMAQI
17th Jul 2025407 PMAQI
17th Jul 2025388 PMAQI
17th Jul 2025429 PMAQI
17th Jul 20254210 PMAQI
17th Jul 20253011 PMAQI
18th Jul 20253112 AMAQI
18th Jul 2025281 AMAQI
18th Jul 2025232 AMAQI
18th Jul 2025163 AMAQI
18th Jul 2025184 AMAQI
25°C16/31°C
18th Jul 2025165 AMAQI
18th Jul 2025176 AMAQI
18th Jul 2025177 AMAQI
18th Jul 2025178 AMAQI
18th Jul 2025169 AMAQI
18th Jul 20251610 AMAQI
18th Jul 20251611 AMAQI
18th Jul 20251812 PMAQI
18th Jul 2025191 PMAQI
18th Jul 2025192 PMAQI
18th Jul 2025203 PMAQI
18th Jul 2025214 PMAQI
18th Jul 2025225 PMAQI
18th Jul 2025226 PMAQI
18th Jul 2025227 PMAQI
18th Jul 2025238 PMAQI
18th Jul 2025199 PMAQI
18th Jul 20252010 PMAQI
18th Jul 20252411 PMAQI
19th Jul 20252612 AMAQI
19th Jul 2025261 AMAQI
19th Jul 2025272 AMAQI
19th Jul 2025273 AMAQI
19th Jul 2025264 AMAQI
19°C13/25°C
19th Jul 2025265 AMAQI
19th Jul 2025266 AMAQI
19th Jul 2025277 AMAQI
19th Jul 2025268 AMAQI
19th Jul 2025269 AMAQI
19th Jul 20252610 AMAQI
19th Jul 20252511 AMAQI
19th Jul 20252612 PMAQI
19th Jul 2025271 PMAQI
19th Jul 2025282 PMAQI
19th Jul 2025293 PMAQI
19th Jul 2025294 PMAQI
19th Jul 2025325 PMAQI
19th Jul 2025336 PMAQI
19th Jul 2025367 PMAQI
19th Jul 2025368 PMAQI
19th Jul 2025329 PMAQI
19th Jul 20252910 PMAQI
19th Jul 20253411 PMAQI
20th Jul 20253612 AMAQI
20th Jul 2025341 AMAQI
20th Jul 2025352 AMAQI
20th Jul 2025343 AMAQI
20th Jul 2025374 AMAQI
21°C15/26°C
20th Jul 2025375 AMAQI
20th Jul 2025366 AMAQI
20th Jul 2025367 AMAQI
20th Jul 2025368 AMAQI
20th Jul 2025359 AMAQI
20th Jul 20253410 AMAQI
20th Jul 20253211 AMAQI
20th Jul 20253312 PMAQI
20th Jul 2025301 PMAQI
20th Jul 2025302 PMAQI
20th Jul 2025293 PMAQI
20th Jul 2025304 PMAQI
20th Jul 2025325 PMAQI
20th Jul 2025326 PMAQI
20th Jul 2025327 PMAQI
20th Jul 2025338 PMAQI
20th Jul 2025349 PMAQI
20th Jul 20253410 PMAQI
20th Jul 20254211 PMAQI
21st Jul 20254212 AMAQI
21st Jul 2025381 AMAQI
21st Jul 2025362 AMAQI
21st Jul 2025473 AMAQI
21st Jul 2025534 AMAQI
20°C16/25°C
21st Jul 2025525 AMAQI
21st Jul 2025466 AMAQI
21st Jul 2025367 AMAQI
21st Jul 2025318 AMAQI
21st Jul 2025309 AMAQI
21st Jul 20252910 AMAQI
21st Jul 20252511 AMAQI
21st Jul 20252212 PMAQI
21st Jul 2025201 PMAQI
21st Jul 2025202 PMAQI
21st Jul 2025213 PMAQI
21st Jul 2025234 PMAQI
21st Jul 2025245 PMAQI
21st Jul 2025236 PMAQI
21st Jul 2025237 PMAQI
21st Jul 2025228 PMAQI
21st Jul 2025249 PMAQI
21st Jul 20252310 PMAQI
21st Jul 20252011 PMAQI
22nd Jul 20252012 AMAQI
22nd Jul 2025201 AMAQI
22nd Jul 2025182 AMAQI
22nd Jul 2025173 AMAQI
22nd Jul 2025164 AMAQI
17°C13/20°C
22nd Jul 2025155 AMAQI
22nd Jul 2025166 AMAQI
22nd Jul 2025157 AMAQI
22nd Jul 2025168 AMAQI
22nd Jul 2025179 AMAQI
22nd Jul 20251810 AMAQI
22nd Jul 20251811 AMAQI
22nd Jul 20251712 PMAQI
22nd Jul 2025161 PMAQI
22nd Jul 2025162 PMAQI
22nd Jul 2025163 PMAQI
22nd Jul 2025164 PMAQI
22nd Jul 2025175 PMAQI
22nd Jul 2025176 PMAQI
22nd Jul 2025177 PMAQI
22nd Jul 2025188 PMAQI
22nd Jul 2025189 PMAQI
22nd Jul 20251810 PMAQI
22nd Jul 20252011 PMAQI
23rd Jul 20252012 AMAQI
23rd Jul 2025221 AMAQI
23rd Jul 2025222 AMAQI
23rd Jul 2025233 AMAQI
23rd Jul 2025254 AMAQI
17°C10/22°C
23rd Jul 2025255 AMAQI
23rd Jul 2025246 AMAQI
23rd Jul 2025257 AMAQI
23rd Jul 2025248 AMAQI
23rd Jul 2025249 AMAQI
23rd Jul 20252410 AMAQI
23rd Jul 20252211 AMAQI
23rd Jul 20252212 PMAQI
23rd Jul 2025221 PMAQI
23rd Jul 2025202 PMAQI
23rd Jul 2025203 PMAQI
23rd Jul 2025224 PMAQI
23rd Jul 2025235 PMAQI
23rd Jul 2025236 PMAQI
23rd Jul 2025227 PMAQI
23rd Jul 2025208 PMAQI
23rd Jul 2025239 PMAQI
23rd Jul 20252210 PMAQI
23rd Jul 20252411 PMAQI
24th Jul 20252312 AMAQI
24th Jul 2025231 AMAQI
24th Jul 2025242 AMAQI
24th Jul 2025233 AMAQI
24th Jul 2025244 AMAQI
21°C14/28°C
24th Jul 2025235 AMAQI
24th Jul 2025246 AMAQI
24th Jul 2025267 AMAQI
24th Jul 2025308 AMAQI
24th Jul 2025389 AMAQI
24th Jul 20254010 AMAQI
24th Jul 20253411 AMAQI
24th Jul 20253812 PMAQI
24th Jul 2025391 PMAQI
24th Jul 2025422 PMAQI
24th Jul 2025403 PMAQI
24th Jul 2025364 PMAQI
24th Jul 2025355 PMAQI
24th Jul 2025346 PMAQI
24th Jul 2025397 PMAQI
24th Jul 2025408 PMAQI
24th Jul 2025369 PMAQI
24th Jul 20253310 PMAQI
24th Jul 20253711 PMAQI
25th Jul 20253612 AMAQI
25th Jul 2025381 AMAQI
25th Jul 2025402 AMAQI
25th Jul 2025473 AMAQI
25th Jul 2025484 AMAQI
27°C19/32°C
25th Jul 2025465 AMAQI
25th Jul 2025406 AMAQI
25th Jul 2025387 AMAQI
25th Jul 2025408 AMAQI
25th Jul 2025369 AMAQI
25th Jul 20253410 AMAQI
25th Jul 20253411 AMAQI
25th Jul 20253212 PMAQI
25th Jul 2025341 PMAQI
25th Jul 2025332 PMAQI
25th Jul 2025343 PMAQI
25th Jul 2025374 PMAQI
25th Jul 2025405 PMAQI
25th Jul 2025416 PMAQI
25th Jul 2025427 PMAQI
25th Jul 2025408 PMAQI
25th Jul 2025459 PMAQI
25th Jul 20254510 PMAQI
25th Jul 20253611 PMAQI
26th Jul 20253712 AMAQI
26th Jul 2025411 AMAQI
26th Jul 2025502 AMAQI
26th Jul 2025663 AMAQI
26th Jul 2025704 AMAQI
24°C21/27°C
26th Jul 2025635 AMAQI
26th Jul 2025616 AMAQI
26th Jul 2025667 AMAQI
26th Jul 2025648 AMAQI
26th Jul 2025629 AMAQI
26th Jul 20255810 AMAQI
26th Jul 20255611 AMAQI
26th Jul 20255412 PMAQI
26th Jul 2025521 PMAQI
26th Jul 2025522 PMAQI
26th Jul 2025533 PMAQI
26th Jul 2025574 PMAQI
26th Jul 2025555 PMAQI
26th Jul 2025556 PMAQI
26th Jul 2025547 PMAQI
26th Jul 2025548 PMAQI
26th Jul 2025549 PMAQI
26th Jul 20255410 PMAQI
26th Jul 20255311 PMAQI
27th Jul 20255312 AMAQI
27th Jul 2025541 AMAQI
27th Jul 2025552 AMAQI
27th Jul 2025553 AMAQI
27th Jul 2025604 AMAQI
24°C16/30°C
27th Jul 2025605 AMAQI
27th Jul 2025596 AMAQI
27th Jul 2025597 AMAQI
27th Jul 2025588 AMAQI
27th Jul 2025609 AMAQI
27th Jul 20255910 AMAQI
27th Jul 20256011 AMAQI
27th Jul 20256012 PMAQI
27th Jul 2025591 PMAQI
27th Jul 2025592 PMAQI
27th Jul 2025583 PMAQI
27th Jul 2025574 PMAQI
27th Jul 2025585 PMAQI
27th Jul 2025566 PMAQI
27th Jul 2025577 PMAQI
27th Jul 2025578 PMAQI
27th Jul 2025579 PMAQI
27th Jul 20255710 PMAQI
27th Jul 20255611 PMAQI
28th Jul 20255612 AMAQI
28th Jul 2025561 AMAQI
28th Jul 2025542 AMAQI
28th Jul 2025533 AMAQI
28th Jul 2025534 AMAQI
25°C21/29°C
28th Jul 2025545 AMAQI
28th Jul 2025566 AMAQI
28th Jul 2025557 AMAQI
28th Jul 2025558 AMAQI
28th Jul 2025569 AMAQI
28th Jul 20255810 AMAQI
28th Jul 20255811 AMAQI
28th Jul 20255912 PMAQI
28th Jul 2025601 PMAQI
28th Jul 2025602 PMAQI
28th Jul 2025613 PMAQI
28th Jul 2025594 PMAQI
28th Jul 2025595 PMAQI
28th Jul 2025606 PMAQI
28th Jul 2025607 PMAQI
28th Jul 2025608 PMAQI
28th Jul 2025599 PMAQI
28th Jul 20255710 PMAQI
28th Jul 20256011 PMAQI
29th Jul 20255912 AMAQI
29th Jul 2025601 AMAQI
29th Jul 2025592 AMAQI
29th Jul 2025603 AMAQI
29th Jul 2025594 AMAQI
26°C20/32°C
29th Jul 2025585 AMAQI
29th Jul 2025576 AMAQI
29th Jul 2025587 AMAQI
29th Jul 2025578 AMAQI
29th Jul 2025579 AMAQI
29th Jul 20255310 AMAQI
29th Jul 20254911 AMAQI
29th Jul 20254512 PMAQI
29th Jul 2025421 PMAQI
29th Jul 2025382 PMAQI
29th Jul 2025383 PMAQI
29th Jul 2025414 PMAQI
29th Jul 2025495 PMAQI
29th Jul 2025506 PMAQI
29th Jul 2025507 PMAQI
29th Jul 2025528 PMAQI
29th Jul 2025559 PMAQI
29th Jul 20255610 PMAQI
29th Jul 20255611 PMAQI
30th Jul 20255612 AMAQI
30th Jul 2025581 AMAQI
30th Jul 2025582 AMAQI
30th Jul 2025633 AMAQI
30th Jul 2025634 AMAQI
24°C21/28°C
30th Jul 2025625 AMAQI
30th Jul 2025646 AMAQI
30th Jul 2025677 AMAQI
30th Jul 2025638 AMAQI
30th Jul 2025649 AMAQI
30th Jul 20256610 AMAQI
30th Jul 20256611 AMAQI
30th Jul 20256112 PMAQI
30th Jul 2025621 PMAQI
30th Jul 2025642 PMAQI
30th Jul 2025643 PMAQI
30th Jul 2025664 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 20256012 AMAQI
31st Jul 2025611 AMAQI
31st Jul 2025602 AMAQI
31st Jul 2025613 AMAQI
31st Jul 2025654 AMAQI
23°C18/28°C
31st Jul 2025705 AMAQI
31st Jul 2025666 AMAQI
31st Jul 2025587 AMAQI
31st Jul 2025588 AMAQI
31st Jul 2025649 AMAQI
31st Jul 20256010 AMAQI
31st Jul 20255611 AMAQI
31st Jul 20255512 PMAQI
31st Jul 2025511 PMAQI
31st Jul 2025462 PMAQI
31st Jul 2025463 PMAQI
31st Jul 2025384 PMAQI
31st Jul 2025355 PMAQI
31st Jul 2025406 PMAQI
31st Jul 2025347 PMAQI
31st Jul 2025348 PMAQI
31st Jul 2025629 PMAQI
31st Jul 20255010 PMAQI
31st Jul 20253511 PMAQI
1st Aug 20253612 AMAQI
1st Aug 2025351 AMAQI
1st Aug 2025382 AMAQI
1st Aug 2025383 AMAQI
1st Aug 2025314 AMAQI
19°C15/22°C
1st Aug 2025305 AMAQI
1st Aug 2025266 AMAQI
1st Aug 2025257 AMAQI
1st Aug 2025248 AMAQI
1st Aug 2025239 AMAQI
1st Aug 20252210 AMAQI
1st Aug 20252211 AMAQI
1st Aug 20252012 PMAQI
1st Aug 2025201 PMAQI
1st Aug 2025172 PMAQI
1st Aug 2025183 PMAQI
1st Aug 2025174 PMAQI
1st Aug 2025195 PMAQI
1st Aug 2025186 PMAQI
1st Aug 2025177 PMAQI
1st Aug 2025188 PMAQI
1st Aug 2025229 PMAQI
1st Aug 20252310 PMAQI
1st Aug 20252211 PMAQI
2nd Aug 20252012 AMAQI
2nd Aug 2025241 AMAQI
2nd Aug 2025262 AMAQI
2nd Aug 2025283 AMAQI
2nd Aug 2025254 AMAQI
17°C12/22°C
2nd Aug 2025245 AMAQI
2nd Aug 2025256 AMAQI
2nd Aug 2025237 AMAQI
2nd Aug 2025238 AMAQI
2nd Aug 2025229 AMAQI
2nd Aug 20252210 AMAQI
2nd Aug 20252111 AMAQI
2nd Aug 20252112 PMAQI
2nd Aug 2025221 PMAQI
2nd Aug 2025262 PMAQI
2nd Aug 2025413 PMAQI
2nd Aug 2025454 PMAQI
2nd Aug 2025625 PMAQI
2nd Aug 2025606 PMAQI
2nd Aug 2025497 PMAQI
2nd Aug 2025348 PMAQI
2nd Aug 2025289 PMAQI
2nd Aug 20253010 PMAQI
2nd Aug 20253811 PMAQI
3rd Aug 20254912 AMAQI
3rd Aug 2025441 AMAQI
3rd Aug 2025482 AMAQI
3rd Aug 2025603 AMAQI
3rd Aug 2025564 AMAQI
20°C12/27°C
3rd Aug 2025505 AMAQI
5 AM3rd Aug 2025546 AMAQI
3rd Aug 2025537 AMAQI
3rd Aug 2025578 AMAQI
3rd Aug 2025589 AMAQI
3rd Aug 20255810 AMAQI
3rd Aug 20256011 AMAQI
3rd Aug 20256012 PMAQI
12 PM3rd Aug 2025691 PMAQI
3rd Aug 2025732 PMAQI
3rd Aug 2025733 PMAQI
3rd Aug 2025804 PMAQI
3rd Aug 2025825 PMAQI
3rd Aug 2025856 PMAQI
3rd Aug 2025727 PMAQI
3rd Aug 2025738 PMAQI
8 PM3rd Aug 2025559 PMAQI
3rd Aug 20256010 PMAQI
12 AM
4 AM
23°C16/29°C
Day time
Avg. Highest Time
5 AM - 8 PM
40AQI
16 hours / Day
480 hours / Month
Avg. Lowest Time
5 AM - 8 PM
40AQI
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. 40), while the lowest AQI was between 5 AM to 8 PM (Avg. 40).
Night time
Avg. Highest Time
12 AM - 11 PM
40AQI
8 hours / Day
240 hours / Month
Avg. Lowest Time
11 PM
38AQI
1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 11 PM (Avg. 40), while the lowest AQI was between 11 PM to 11 PM (Avg. 38).
2025 Days Vs Air Quality
Salaberry De Valleyfield, Quebec, Canada
2025
91%
194
9%
20
Total number of days with different AQI categories in last 216 days in 2025 (149 days remaining)
Good
194 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 216 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
Salaberry De Valleyfield, 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
24AQI
24AQI
2nd January 2025
20AQI
20AQI
3rd January 2025
19AQI
19AQI
4th January 2025
20AQI
20AQI
5th January 2025
20AQI
20AQI
6th January 2025
20AQI
20AQI
7th January 2025
19AQI
19AQI
8th January 2025
19AQI
19AQI
9th January 2025
20AQI
20AQI
10th January 2025
21AQI
21AQI
11th January 2025
25AQI
25AQI
12th January 2025
29AQI
29AQI
13th January 2025
48AQI
48AQI
14th January 2025
24AQI
24AQI
15th January 2025
20AQI
20AQI
16th January 2025
29AQI
29AQI
17th January 2025
51AQI
51AQI
18th January 2025
30AQI
30AQI
19th January 2025
21AQI
21AQI
20th January 2025
21AQI
21AQI
21st January 2025
26AQI
26AQI
22nd January 2025
29AQI
29AQI
23rd January 2025
33AQI
33AQI
24th January 2025
38AQI
38AQI
25th January 2025
40AQI
40AQI
26th January 2025
33AQI
33AQI
27th January 2025
25AQI
25AQI
28th January 2025
25AQI
25AQI
29th January 2025
23AQI
23AQI
30th January 2025
23AQI
23AQI
31st January 2025
48AQI
48AQI
1st February 2025
25AQI
25AQI
2nd February 2025
30AQI
30AQI
3rd February 2025
52AQI
52AQI
4th February 2025
25AQI
25AQI
5th February 2025
22AQI
22AQI
6th February 2025
35AQI
35AQI
7th February 2025
32AQI
32AQI
8th February 2025
25AQI
25AQI
9th February 2025
30AQI
30AQI
10th February 2025
25AQI
25AQI
11th February 2025
29AQI
29AQI
12th February 2025
29AQI
29AQI
13th February 2025
25AQI
25AQI
14th February 2025
25AQI
25AQI
15th February 2025
26AQI
26AQI
16th February 2025
23AQI
23AQI
17th February 2025
23AQI
23AQI
18th February 2025
21AQI
21AQI
19th February 2025
20AQI
20AQI
20th February 2025
23AQI
23AQI
21st February 2025
25AQI
25AQI
22nd February 2025
31AQI
31AQI
23rd February 2025
53AQI
53AQI
24th February 2025
50AQI
50AQI
25th February 2025
58AQI
58AQI
26th February 2025
36AQI
36AQI
27th February 2025
34AQI
34AQI
28th February 2025
26AQI
26AQI
1st March 2025
24AQI
24AQI
2nd March 2025
23AQI
23AQI
3rd March 2025
29AQI
29AQI
4th March 2025
38AQI
38AQI
5th March 2025
49AQI
49AQI
6th March 2025
22AQI
22AQI
7th March 2025
25AQI
25AQI
8th March 2025
27AQI
27AQI
9th March 2025
26AQI
26AQI
10th March 2025
26AQI
26AQI
11th March 2025
38AQI
38AQI
12th March 2025
25AQI
25AQI
13th March 2025
35AQI
35AQI
14th March 2025
59AQI
59AQI
15th March 2025
55AQI
55AQI
16th March 2025
38AQI
38AQI
17th March 2025
19AQI
19AQI
18th March 2025
21AQI
21AQI
19th March 2025
35AQI
35AQI
20th March 2025
25AQI
25AQI
21st March 2025
16AQI
16AQI
22nd March 2025
22AQI
22AQI
23rd March 2025
18AQI
18AQI
24th March 2025
23AQI
23AQI
25th March 2025
25AQI
25AQI
26th March 2025
20AQI
20AQI
27th March 2025
18AQI
18AQI
28th March 2025
19AQI
19AQI
29th March 2025
21AQI
21AQI
30th March 2025
27AQI
27AQI
31st March 2025
39AQI
39AQI
1st April 2025
17AQI
17AQI
2nd April 2025
19AQI
19AQI
3rd April 2025
20AQI
20AQI
4th April 2025
19AQI
19AQI
5th April 2025
20AQI
20AQI
6th April 2025
18AQI
18AQI
7th April 2025
19AQI
19AQI
8th April 2025
20AQI
20AQI
9th April 2025
17AQI
17AQI
10th April 2025
26AQI
26AQI
11th April 2025
34AQI
34AQI
12th April 2025
30AQI
30AQI
13th April 2025
31AQI
31AQI
14th April 2025
26AQI
26AQI
15th April 2025
24AQI
24AQI
16th April 2025
24AQI
24AQI
17th April 2025
22AQI
22AQI
18th April 2025
30AQI
30AQI
19th April 2025
23AQI
23AQI
20th April 2025
20AQI
20AQI
21st April 2025
21AQI
21AQI
22nd April 2025
20AQI
20AQI
23rd April 2025
13AQI
13AQI
24th April 2025
20AQI
20AQI
25th April 2025
24AQI
24AQI
26th April 2025
26AQI
26AQI
27th April 2025
13AQI
13AQI
28th April 2025
18AQI
18AQI
29th April 2025
30AQI
30AQI
30th April 2025
16AQI
16AQI
1st May 2025
18AQI
18AQI
2nd May 2025
26AQI
26AQI
3rd May 2025
16AQI
16AQI
4th May 2025
24AQI
24AQI
5th May 2025
20AQI
20AQI
6th May 2025
19AQI
19AQI
7th May 2025
18AQI
18AQI
8th May 2025
17AQI
17AQI
9th May 2025
22AQI
22AQI
10th May 2025
17AQI
17AQI
11th May 2025
16AQI
16AQI
12th May 2025
20AQI
20AQI
13th May 2025
33AQI
33AQI
14th May 2025
36AQI
36AQI
15th May 2025
28AQI
28AQI
16th May 2025
36AQI
36AQI
17th May 2025
33AQI
33AQI
18th May 2025
17AQI
17AQI
19th May 2025
12AQI
12AQI
20th May 2025
12AQI
12AQI
21st May 2025
18AQI
18AQI
22nd May 2025
14AQI
14AQI
23rd May 2025
15AQI
15AQI
24th May 2025
15AQI
15AQI
25th May 2025
15AQI
15AQI
26th May 2025
19AQI
19AQI
27th May 2025
24AQI
24AQI
28th May 2025
27AQI
27AQI
29th May 2025
27AQI
27AQI
30th May 2025
26AQI
26AQI
31st May 2025
28AQI
28AQI
1st June 2025
12AQI
12AQI
2nd June 2025
16AQI
16AQI
3rd June 2025
25AQI
25AQI
4th June 2025
44AQI
44AQI
5th June 2025
47AQI
47AQI
6th June 2025
53AQI
53AQI
7th June 2025
59AQI
59AQI
8th June 2025
59AQI
59AQI
9th June 2025
57AQI
57AQI
10th June 2025
40AQI
40AQI
11th June 2025
51AQI
51AQI
12th June 2025
57AQI
57AQI
13th June 2025
28AQI
28AQI
14th June 2025
30AQI
30AQI
15th June 2025
30AQI
30AQI
16th June 2025
41AQI
41AQI
17th June 2025
39AQI
39AQI
18th June 2025
30AQI
30AQI
19th June 2025
38AQI
38AQI
20th June 2025
21AQI
21AQI
21st June 2025
37AQI
37AQI
22nd June 2025
41AQI
41AQI
23rd June 2025
46AQI
46AQI
24th June 2025
51AQI
51AQI
25th June 2025
42AQI
42AQI
26th June 2025
25AQI
25AQI
27th June 2025
27AQI
27AQI
28th June 2025
29AQI
29AQI
29th June 2025
23AQI
23AQI
30th June 2025
31AQI
31AQI
1st July 2025
37AQI
37AQI
2nd July 2025
33AQI
33AQI
3rd July 2025
41AQI
41AQI
4th July 2025
27AQI
27AQI
5th July 2025
27AQI
27AQI
6th July 2025
48AQI
48AQI
7th July 2025
47AQI
47AQI
8th July 2025
30AQI
30AQI
9th July 2025
34AQI
34AQI
10th July 2025
42AQI
42AQI
11th July 2025
45AQI
45AQI
12th July 2025
49AQI
49AQI
13th July 2025
38AQI
38AQI
14th July 2025
35AQI
35AQI
15th July 2025
41AQI
41AQI
16th July 2025
53AQI
53AQI
17th July 2025
45AQI
45AQI
18th July 2025
20AQI
20AQI
19th July 2025
29AQI
29AQI
20th July 2025
34AQI
34AQI
21st July 2025
31AQI
31AQI
22nd July 2025
17AQI
17AQI
23rd July 2025
23AQI
23AQI
24th July 2025
32AQI
32AQI
25th July 2025
40AQI
40AQI
26th July 2025
56AQI
56AQI
27th July 2025
58AQI
58AQI
28th July 2025
57AQI
57AQI
29th July 2025
53AQI
53AQI
30th July 2025
64AQI
64AQI
31st July 2025
52AQI
52AQI
1st August 2025
25AQI
25AQI
2nd August 2025
29AQI
29AQI
27AQI
31AQI
29AQI
22AQI
22AQI
38AQI
40AQI
27AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202530AQI
30
1
25
3
29
2
30
31
23
7
24
7
2
194
20
Highest AQI recorded in
July40AQI
Lowest AQI recorded in
May22AQI
202427AQI
29
2
27
2
31
29
31
25
4
30
1
24
7
30
31
30
25
6
342
22
Highest AQI recorded in
August33AQI
Lowest AQI recorded in
November22AQI
202332AQI
31
26
2
31
30
31
18
8
4
21
9
1
30
1
24
6
30
1
29
25
6
326
33
5
Highest AQI recorded in
June52AQI
Lowest AQI recorded in
October24AQI
202226AQI
26
4
20
1
31
17
31
30
22
1
29
30
30
30
1
297
6
Highest AQI recorded in
January35AQI
Lowest AQI recorded in
August19AQI
202129AQI
25
5
24
4
30
1
29
30
1
30
27
2
2
27
4
30
31
26
4
26
3
335
24
2
Highest AQI recorded in
July36AQI
Lowest AQI recorded in
September18AQI
202025AQI
16
30
31
31
30
31
26
4
29
2
224
6
Highest AQI recorded in
November30AQI
Lowest AQI recorded in
October19AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2023(Avg.)
32AQILeast Polluted Year Recorded
2020(Avg.)
25AQISalaberry De Valleyfield's annual 2025 AQI (30) shows an average percentage change of 8.1% (worsened AQI) compared to previous years: 2020 (25), 2021 (29), 2022 (26), 2023 (32), 2024 (27).
