Sault Ste. Marie, Ontario, 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
Sault Ste. Marie, Ontario, Canada
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
2nd Aug 2025
133AQILowest AQI recorded on
10th Aug 2024
18AQISame Day Analysis (3rd August ):
On this day, AQI across the 2 years varied significantly: 2025 ranks 1st highest AQI at 108 of Poor air quality on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 3rd Aug - 4th Aug 2025
Sault Ste. Marie, Ontario, Canada
AQI
Day
Night
.
6 AM3rd Aug 2025
9 PM
5 AM4th Aug 2025
Day time
Avg. Highest Time
12PM3rd Aug
116AQI
Avg. Lowest Time
7PM3rd Aug
91AQI
Night time
Avg. Highest Time
10PM3rd Aug
106AQI
Avg. Lowest Time
5AM4th Aug
87AQI
In the last 24 hours,
Sault Ste. Marie's AQI reached its highest point of 116 at 12 PM during the Day, while the lowest point, 87, was recorded at 5 AM during the Night between 3rd Aug and 4th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Sault Ste. Marie, Ontario, Canada
JulAug
05th - 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 - 04th04th
Day
Night
5th Jul 2025386 AMAQI
5th Jul 2025367 AMAQI
5th Jul 2025378 AMAQI
5th Jul 2025389 AMAQI
5th Jul 20253710 AMAQI
5th Jul 20253711 AMAQI
5th Jul 20253812 PMAQI
5th Jul 2025401 PMAQI
5th Jul 2025412 PMAQI
5th Jul 2025403 PMAQI
5th Jul 2025414 PMAQI
5th Jul 2025405 PMAQI
5th Jul 2025406 PMAQI
5th Jul 2025427 PMAQI
5th Jul 2025458 PMAQI
5th Jul 2025409 PMAQI
5th Jul 20254010 PMAQI
5th Jul 20254511 PMAQI
6th Jul 20253512 AMAQI
6th Jul 2025411 AMAQI
6th Jul 2025502 AMAQI
6th Jul 2025433 AMAQI
6th Jul 2025414 AMAQI
6th Jul 2025405 AMAQI
--°C/°C
6th Jul 2025446 AMAQI
6th Jul 2025487 AMAQI
6th Jul 2025448 AMAQI
6th Jul 2025399 AMAQI
6th Jul 20253810 AMAQI
6th Jul 20255011 AMAQI
6th Jul 20254912 PMAQI
6th Jul 2025481 PMAQI
6th Jul 2025452 PMAQI
6th Jul 2025433 PMAQI
6th Jul 2025484 PMAQI
6th Jul 2025485 PMAQI
6th Jul 2025506 PMAQI
6th Jul 2025517 PMAQI
6th Jul 2025478 PMAQI
6th Jul 2025459 PMAQI
6th Jul 20254610 PMAQI
6th Jul 20254511 PMAQI
7th Jul 20254212 AMAQI
7th Jul 2025391 AMAQI
7th Jul 2025352 AMAQI
7th Jul 2025373 AMAQI
7th Jul 2025324 AMAQI
7th Jul 2025305 AMAQI
20°C15/24°C
7th Jul 2025366 AMAQI
7th Jul 2025307 AMAQI
7th Jul 2025328 AMAQI
7th Jul 2025339 AMAQI
7th Jul 20253210 AMAQI
7th Jul 20253111 AMAQI
7th Jul 20253112 PMAQI
7th Jul 2025311 PMAQI
7th Jul 2025322 PMAQI
7th Jul 2025343 PMAQI
7th Jul 2025344 PMAQI
7th Jul 2025355 PMAQI
7th Jul 2025366 PMAQI
7th Jul 2025357 PMAQI
7th Jul 2025338 PMAQI
7th Jul 2025329 PMAQI
7th Jul 20253210 PMAQI
7th Jul 20253011 PMAQI
8th Jul 20253112 AMAQI
8th Jul 2025311 AMAQI
8th Jul 2025322 AMAQI
8th Jul 2025263 AMAQI
8th Jul 2025274 AMAQI
8th Jul 2025295 AMAQI
17°C12/23°C
8th Jul 2025306 AMAQI
8th Jul 2025327 AMAQI
8th Jul 2025348 AMAQI
8th Jul 2025329 AMAQI
8th Jul 20253110 AMAQI
8th Jul 20253611 AMAQI
8th Jul 20254112 PMAQI
8th Jul 2025351 PMAQI
8th Jul 2025362 PMAQI
8th Jul 2025383 PMAQI
8th Jul 2025364 PMAQI
8th Jul 2025365 PMAQI
8th Jul 2025386 PMAQI
8th Jul 2025387 PMAQI
8th Jul 2025388 PMAQI
8th Jul 2025349 PMAQI
8th Jul 20253610 PMAQI
8th Jul 20253511 PMAQI
9th Jul 20253412 AMAQI
9th Jul 2025361 AMAQI
9th Jul 2025382 AMAQI
9th Jul 2025363 AMAQI
9th Jul 2025404 AMAQI
9th Jul 2025415 AMAQI
16°C7/25°C
9th Jul 2025426 AMAQI
9th Jul 2025407 AMAQI
9th Jul 2025368 AMAQI
9th Jul 2025369 AMAQI
9th Jul 20253810 AMAQI
9th Jul 20253811 AMAQI
9th Jul 20254112 PMAQI
9th Jul 2025421 PMAQI
9th Jul 2025422 PMAQI
9th Jul 2025433 PMAQI
9th Jul 2025444 PMAQI
9th Jul 2025445 PMAQI
9th Jul 2025436 PMAQI
9th Jul 2025427 PMAQI
9th Jul 2025428 PMAQI
9th Jul 2025389 PMAQI
9th Jul 20253610 PMAQI
9th Jul 20253411 PMAQI
10th Jul 20253412 AMAQI
10th Jul 2025351 AMAQI
10th Jul 2025342 AMAQI
10th Jul 2025333 AMAQI
10th Jul 2025344 AMAQI
10th Jul 2025325 AMAQI
17°C11/21°C
10th Jul 2025326 AMAQI
10th Jul 2025317 AMAQI
10th Jul 2025328 AMAQI
10th Jul 2025329 AMAQI
10th Jul 20253210 AMAQI
10th Jul 20253411 AMAQI
10th Jul 20253312 PMAQI
10th Jul 2025321 PMAQI
10th Jul 2025342 PMAQI
10th Jul 2025363 PMAQI
10th Jul 2025394 PMAQI
10th Jul 2025425 PMAQI
10th Jul 2025426 PMAQI
10th Jul 2025397 PMAQI
10th Jul 2025368 PMAQI
10th Jul 2025349 PMAQI
10th Jul 20253510 PMAQI
10th Jul 20253511 PMAQI
11th Jul 20253912 AMAQI
11th Jul 2025401 AMAQI
11th Jul 2025402 AMAQI
11th Jul 2025423 AMAQI
11th Jul 2025414 AMAQI
11th Jul 2025395 AMAQI
17°C8/25°C
11th Jul 2025376 AMAQI
11th Jul 2025347 AMAQI
11th Jul 2025348 AMAQI
11th Jul 2025369 AMAQI
11th Jul 20253410 AMAQI
11th Jul 20253611 AMAQI
11th Jul 20253612 PMAQI
11th Jul 2025371 PMAQI
11th Jul 2025382 PMAQI
11th Jul 2025373 PMAQI
11th Jul 2025404 PMAQI
11th Jul 2025405 PMAQI
11th Jul 2025416 PMAQI
11th Jul 2025417 PMAQI
11th Jul 2025448 PMAQI
11th Jul 2025409 PMAQI
11th Jul 20253810 PMAQI
11th Jul 20254211 PMAQI
12th Jul 20253912 AMAQI
12th Jul 2025441 AMAQI
12th Jul 2025472 AMAQI
12th Jul 2025513 AMAQI
12th Jul 2025564 AMAQI
12th Jul 2025555 AMAQI
20°C9/28°C
12th Jul 2025566 AMAQI
12th Jul 2025547 AMAQI
12th Jul 2025538 AMAQI
12th Jul 2025549 AMAQI
12th Jul 20255610 AMAQI
12th Jul 20255411 AMAQI
12th Jul 20255612 PMAQI
12th Jul 2025551 PMAQI
12th Jul 2025542 PMAQI
12th Jul 2025543 PMAQI
12th Jul 2025564 PMAQI
12th Jul 2025565 PMAQI
12th Jul 2025586 PMAQI
12th Jul 2025557 PMAQI
12th Jul 2025558 PMAQI
12th Jul 2025569 PMAQI
12th Jul 20255610 PMAQI
12th Jul 20255411 PMAQI
13th Jul 20255412 AMAQI
13th Jul 2025541 AMAQI
13th Jul 2025532 AMAQI
13th Jul 2025603 AMAQI
13th Jul 20251004 AMAQI
13th Jul 20251005 AMAQI
20°C17/24°C
13th Jul 2025946 AMAQI
13th Jul 2025987 AMAQI
13th Jul 20251238 AMAQI
13th Jul 20251379 AMAQI
13th Jul 202513710 AMAQI
13th Jul 202513411 AMAQI
13th Jul 202512412 PMAQI
13th Jul 20251181 PMAQI
13th Jul 2025982 PMAQI
13th Jul 20251023 PMAQI
13th Jul 2025924 PMAQI
13th Jul 2025885 PMAQI
13th Jul 2025856 PMAQI
13th Jul 2025837 PMAQI
13th Jul 2025848 PMAQI
13th Jul 20251069 PMAQI
13th Jul 20258710 PMAQI
13th Jul 20259111 PMAQI
14th Jul 20259612 AMAQI
14th Jul 2025891 AMAQI
14th Jul 2025962 AMAQI
14th Jul 20251023 AMAQI
14th Jul 2025864 AMAQI
14th Jul 2025965 AMAQI
21°C16/26°C
14th Jul 2025976 AMAQI
14th Jul 20251047 AMAQI
14th Jul 20251068 AMAQI
14th Jul 20251089 AMAQI
14th Jul 202511010 AMAQI
14th Jul 202510011 AMAQI
14th Jul 202510612 PMAQI
14th Jul 2025991 PMAQI
14th Jul 20251012 PMAQI
14th Jul 2025923 PMAQI
14th Jul 2025914 PMAQI
14th Jul 2025865 PMAQI
14th Jul 2025846 PMAQI
14th Jul 2025827 PMAQI
14th Jul 2025848 PMAQI
14th Jul 2025869 PMAQI
14th Jul 20259010 PMAQI
14th Jul 20258211 PMAQI
15th Jul 20258012 AMAQI
15th Jul 2025841 AMAQI
15th Jul 2025822 AMAQI
15th Jul 2025783 AMAQI
15th Jul 2025794 AMAQI
15th Jul 2025765 AMAQI
21°C16/29°C
15th Jul 2025806 AMAQI
15th Jul 2025797 AMAQI
15th Jul 2025768 AMAQI
15th Jul 2025779 AMAQI
15th Jul 20258110 AMAQI
15th Jul 20258311 AMAQI
15th Jul 20258112 PMAQI
15th Jul 2025801 PMAQI
15th Jul 2025802 PMAQI
15th Jul 2025773 PMAQI
15th Jul 2025764 PMAQI
15th Jul 2025735 PMAQI
15th Jul 2025746 PMAQI
15th Jul 2025727 PMAQI
15th Jul 2025718 PMAQI
15th Jul 2025759 PMAQI
15th Jul 20257410 PMAQI
15th Jul 20256611 PMAQI
16th Jul 20256612 AMAQI
16th Jul 2025671 AMAQI
16th Jul 2025692 AMAQI
16th Jul 2025683 AMAQI
16th Jul 2025664 AMAQI
16th Jul 2025695 AMAQI
23°C13/31°C
16th Jul 2025676 AMAQI
16th Jul 2025657 AMAQI
16th Jul 2025698 AMAQI
16th Jul 2025719 AMAQI
16th Jul 20256410 AMAQI
16th Jul 20256411 AMAQI
16th Jul 20256312 PMAQI
16th Jul 2025631 PMAQI
16th Jul 2025642 PMAQI
16th Jul 2025623 PMAQI
16th Jul 2025634 PMAQI
16th Jul 2025625 PMAQI
16th Jul 2025576 PMAQI
16th Jul 2025547 PMAQI
16th Jul 2025528 PMAQI
16th Jul 2025589 PMAQI
16th Jul 20255810 PMAQI
16th Jul 20254311 PMAQI
17th Jul 20254412 AMAQI
17th Jul 2025451 AMAQI
17th Jul 2025312 AMAQI
17th Jul 2025303 AMAQI
17th Jul 2025304 AMAQI
17th Jul 2025305 AMAQI
20°C14/27°C
17th Jul 2025306 AMAQI
17th Jul 2025307 AMAQI
17th Jul 2025288 AMAQI
17th Jul 2025279 AMAQI
17th Jul 20252710 AMAQI
17th Jul 20252811 AMAQI
17th Jul 20253412 PMAQI
17th Jul 2025541 PMAQI
17th Jul 2025492 PMAQI
17th Jul 2025283 PMAQI
17th Jul 2025284 PMAQI
17th Jul 2025275 PMAQI
17th Jul 2025286 PMAQI
17th Jul 2025287 PMAQI
17th Jul 2025288 PMAQI
17th Jul 2025269 PMAQI
17th Jul 20252510 PMAQI
17th Jul 20252611 PMAQI
18th Jul 20252612 AMAQI
18th Jul 2025261 AMAQI
18th Jul 2025262 AMAQI
18th Jul 2025263 AMAQI
18th Jul 2025294 AMAQI
18th Jul 2025255 AMAQI
14°C10/20°C
18th Jul 2025256 AMAQI
18th Jul 2025287 AMAQI
18th Jul 2025288 AMAQI
18th Jul 2025259 AMAQI
18th Jul 20252610 AMAQI
18th Jul 20252811 AMAQI
18th Jul 20253612 PMAQI
18th Jul 2025401 PMAQI
18th Jul 2025412 PMAQI
18th Jul 2025423 PMAQI
18th Jul 2025404 PMAQI
18th Jul 2025415 PMAQI
18th Jul 2025396 PMAQI
18th Jul 2025407 PMAQI
18th Jul 2025408 PMAQI
18th Jul 2025329 PMAQI
18th Jul 20253110 PMAQI
18th Jul 20253411 PMAQI
19th Jul 20253412 AMAQI
19th Jul 2025311 AMAQI
19th Jul 2025312 AMAQI
19th Jul 2025293 AMAQI
19th Jul 2025284 AMAQI
19th Jul 2025275 AMAQI
15°C5/26°C
19th Jul 2025266 AMAQI
19th Jul 2025267 AMAQI
19th Jul 2025298 AMAQI
19th Jul 2025289 AMAQI
19th Jul 20252710 AMAQI
19th Jul 20252811 AMAQI
19th Jul 20252912 PMAQI
19th Jul 2025281 PMAQI
19th Jul 2025282 PMAQI
19th Jul 2025283 PMAQI
19th Jul 2025294 PMAQI
19th Jul 2025295 PMAQI
19th Jul 2025296 PMAQI
19th Jul 2025307 PMAQI
19th Jul 2025288 PMAQI
19th Jul 2025309 PMAQI
19th Jul 20252910 PMAQI
19th Jul 20252811 PMAQI
20th Jul 20253112 AMAQI
20th Jul 2025301 AMAQI
20th Jul 2025302 AMAQI
20th Jul 2025323 AMAQI
20th Jul 2025324 AMAQI
20th Jul 2025305 AMAQI
17°C14/21°C
20th Jul 2025346 AMAQI
20th Jul 2025367 AMAQI
20th Jul 2025368 AMAQI
20th Jul 2025389 AMAQI
20th Jul 20254310 AMAQI
20th Jul 20254311 AMAQI
20th Jul 20254412 PMAQI
20th Jul 2025521 PMAQI
20th Jul 2025582 PMAQI
20th Jul 2025623 PMAQI
20th Jul 2025544 PMAQI
20th Jul 2025515 PMAQI
20th Jul 2025496 PMAQI
20th Jul 2025507 PMAQI
20th Jul 2025478 PMAQI
20th Jul 2025409 PMAQI
20th Jul 20254110 PMAQI
20th Jul 20255011 PMAQI
21st Jul 20254712 AMAQI
21st Jul 2025441 AMAQI
21st Jul 2025442 AMAQI
21st Jul 2025493 AMAQI
21st Jul 2025364 AMAQI
21st Jul 2025345 AMAQI
15°C10/21°C
21st Jul 2025346 AMAQI
21st Jul 2025327 AMAQI
21st Jul 2025428 AMAQI
21st Jul 2025369 AMAQI
21st Jul 20253810 AMAQI
21st Jul 20253811 AMAQI
21st Jul 20253812 PMAQI
21st Jul 2025361 PMAQI
21st Jul 2025362 PMAQI
21st Jul 2025363 PMAQI
21st Jul 2025374 PMAQI
21st Jul 2025375 PMAQI
21st Jul 2025366 PMAQI
21st Jul 2025387 PMAQI
21st Jul 2025348 PMAQI
21st Jul 2025409 PMAQI
21st Jul 20253710 PMAQI
21st Jul 20253411 PMAQI
22nd Jul 20253112 AMAQI
22nd Jul 2025321 AMAQI
22nd Jul 2025352 AMAQI
22nd Jul 2025323 AMAQI
22nd Jul 2025334 AMAQI
22nd Jul 2025345 AMAQI
16°C6/25°C
22nd Jul 2025326 AMAQI
22nd Jul 2025307 AMAQI
22nd Jul 2025288 AMAQI
22nd Jul 2025299 AMAQI
22nd Jul 20253010 AMAQI
22nd Jul 20253011 AMAQI
22nd Jul 20252712 PMAQI
22nd Jul 2025271 PMAQI
22nd Jul 2025272 PMAQI
22nd Jul 2025293 PMAQI
22nd Jul 2025304 PMAQI
22nd Jul 2025335 PMAQI
22nd Jul 2025346 PMAQI
22nd Jul 2025357 PMAQI
22nd Jul 2025338 PMAQI
22nd Jul 2025309 PMAQI
22nd Jul 20253010 PMAQI
22nd Jul 20253011 PMAQI
23rd Jul 20253012 AMAQI
23rd Jul 2025311 AMAQI
23rd Jul 2025322 AMAQI
23rd Jul 2025363 AMAQI
23rd Jul 2025314 AMAQI
23rd Jul 2025305 AMAQI
17°C7/27°C
23rd Jul 2025266 AMAQI
23rd Jul 2025247 AMAQI
23rd Jul 2025268 AMAQI
23rd Jul 2025289 AMAQI
23rd Jul 20253410 AMAQI
23rd Jul 20254111 AMAQI
23rd Jul 20254712 PMAQI
23rd Jul 2025501 PMAQI
23rd Jul 2025452 PMAQI
23rd Jul 2025303 PMAQI
23rd Jul 2025384 PMAQI
23rd Jul 2025525 PMAQI
23rd Jul 2025496 PMAQI
23rd Jul 2025517 PMAQI
23rd Jul 2025498 PMAQI
23rd Jul 2025349 PMAQI
23rd Jul 20253310 PMAQI
23rd Jul 20254511 PMAQI
24th Jul 20254412 AMAQI
24th Jul 2025401 AMAQI
24th Jul 2025412 AMAQI
24th Jul 2025393 AMAQI
24th Jul 2025334 AMAQI
24th Jul 2025325 AMAQI
22°C17/27°C
24th Jul 2025306 AMAQI
24th Jul 2025307 AMAQI
24th Jul 2025308 AMAQI
24th Jul 2025309 AMAQI
24th Jul 20252910 AMAQI
24th Jul 20252911 AMAQI
24th Jul 20252812 PMAQI
24th Jul 2025301 PMAQI
24th Jul 2025292 PMAQI
24th Jul 2025293 PMAQI
24th Jul 2025284 PMAQI
24th Jul 2025265 PMAQI
24th Jul 2025266 PMAQI
24th Jul 2025307 PMAQI
24th Jul 2025338 PMAQI
24th Jul 2025339 PMAQI
24th Jul 20253210 PMAQI
24th Jul 20252811 PMAQI
25th Jul 20253212 AMAQI
25th Jul 2025421 AMAQI
25th Jul 2025482 AMAQI
25th Jul 2025363 AMAQI
25th Jul 2025564 AMAQI
25th Jul 2025575 AMAQI
19°C14/23°C
25th Jul 2025586 AMAQI
25th Jul 2025537 AMAQI
25th Jul 2025588 AMAQI
25th Jul 2025609 AMAQI
25th Jul 20255810 AMAQI
25th Jul 20255811 AMAQI
25th Jul 20256012 PMAQI
25th Jul 2025601 PMAQI
25th Jul 2025632 PMAQI
25th Jul 2025643 PMAQI
25th Jul 2025584 PMAQI
25th Jul 2025575 PMAQI
25th Jul 2025566 PMAQI
25th Jul 2025587 PMAQI
25th Jul 2025588 PMAQI
25th Jul 2025569 PMAQI
25th Jul 20255710 PMAQI
25th Jul 20256111 PMAQI
26th Jul 20255912 AMAQI
26th Jul 2025601 AMAQI
26th Jul 2025612 AMAQI
26th Jul 2025623 AMAQI
26th Jul 2025704 AMAQI
26th Jul 2025685 AMAQI
17°C12/24°C
26th Jul 2025686 AMAQI
26th Jul 2025707 AMAQI
26th Jul 2025658 AMAQI
26th Jul 2025679 AMAQI
26th Jul 20256510 AMAQI
26th Jul 20256811 AMAQI
26th Jul 20256712 PMAQI
26th Jul 2025661 PMAQI
26th Jul 2025652 PMAQI
26th Jul 2025623 PMAQI
26th Jul 2025634 PMAQI
26th Jul 2025625 PMAQI
26th Jul 2025626 PMAQI
26th Jul 2025607 PMAQI
26th Jul 2025588 PMAQI
26th Jul 2025629 PMAQI
26th Jul 20256210 PMAQI
26th Jul 20255911 PMAQI
27th Jul 20255912 AMAQI
27th Jul 2025591 AMAQI
27th Jul 2025582 AMAQI
27th Jul 2025603 AMAQI
27th Jul 2025554 AMAQI
27th Jul 2025405 AMAQI
20°C11/30°C
27th Jul 2025546 AMAQI
27th Jul 2025547 AMAQI
27th Jul 2025578 AMAQI
27th Jul 2025589 AMAQI
27th Jul 20255410 AMAQI
27th Jul 20255411 AMAQI
27th Jul 20255212 PMAQI
27th Jul 2025501 PMAQI
27th Jul 2025482 PMAQI
27th Jul 2025453 PMAQI
27th Jul 2025464 PMAQI
27th Jul 2025485 PMAQI
27th Jul 2025506 PMAQI
27th Jul 2025477 PMAQI
27th Jul 2025488 PMAQI
27th Jul 2025529 PMAQI
27th Jul 20255210 PMAQI
27th Jul 20254811 PMAQI
28th Jul 20254712 AMAQI
28th Jul 2025461 AMAQI
28th Jul 2025482 AMAQI
28th Jul 2025493 AMAQI
28th Jul 2025454 AMAQI
28th Jul 2025495 AMAQI
24°C18/30°C
28th Jul 2025446 AMAQI
28th Jul 2025447 AMAQI
28th Jul 2025448 AMAQI
28th Jul 2025469 AMAQI
28th Jul 20254610 AMAQI
28th Jul 20254511 AMAQI
28th Jul 20253812 PMAQI
28th Jul 2025341 PMAQI
28th Jul 2025372 PMAQI
28th Jul 2025443 PMAQI
28th Jul 2025504 PMAQI
28th Jul 2025525 PMAQI
28th Jul 2025536 PMAQI
28th Jul 2025547 PMAQI
28th Jul 2025558 PMAQI
28th Jul 2025489 PMAQI
28th Jul 20254810 PMAQI
28th Jul 20255711 PMAQI
29th Jul 20255812 AMAQI
29th Jul 2025581 AMAQI
29th Jul 2025572 AMAQI
29th Jul 2025573 AMAQI
29th Jul 2025604 AMAQI
29th Jul 2025585 AMAQI
20°C14/22°C
29th Jul 2025576 AMAQI
29th Jul 2025527 AMAQI
29th Jul 2025568 AMAQI
29th Jul 2025599 AMAQI
29th Jul 20255610 AMAQI
29th Jul 20255611 AMAQI
29th Jul 20256212 PMAQI
29th Jul 2025621 PMAQI
29th Jul 2025682 PMAQI
29th Jul 2025613 PMAQI
29th Jul 2025614 PMAQI
29th Jul 2025575 PMAQI
29th Jul 2025616 PMAQI
29th Jul 2025607 PMAQI
29th Jul 2025638 PMAQI
29th Jul 2025639 PMAQI
29th Jul 20255810 PMAQI
29th Jul 20255811 PMAQI
30th Jul 20256012 AMAQI
30th Jul 2025621 AMAQI
30th Jul 2025622 AMAQI
30th Jul 2025663 AMAQI
30th Jul 2025764 AMAQI
30th Jul 2025665 AMAQI
18°C13/24°C
30th Jul 2025796 AMAQI
30th Jul 2025937 AMAQI
30th Jul 2025838 AMAQI
30th Jul 2025779 AMAQI
30th Jul 20257610 AMAQI
30th Jul 20257211 AMAQI
30th Jul 20257512 PMAQI
30th Jul 2025801 PMAQI
30th Jul 20251042 PMAQI
30th Jul 2025953 PMAQI
30th Jul 2025894 PMAQI
30th Jul 2025885 PMAQI
30th Jul 2025886 PMAQI
30th Jul 2025887 PMAQI
30th Jul 2025888 PMAQI
30th Jul 2025889 PMAQI
30th Jul 20258810 PMAQI
30th Jul 20258211 PMAQI
31st Jul 20258212 AMAQI
31st Jul 2025761 AMAQI
31st Jul 2025782 AMAQI
31st Jul 2025983 AMAQI
31st Jul 20251414 AMAQI
31st Jul 20251295 AMAQI
15°C10/22°C
31st Jul 20251326 AMAQI
31st Jul 20251377 AMAQI
31st Jul 20251378 AMAQI
31st Jul 20251429 AMAQI
31st Jul 202515110 AMAQI
31st Jul 202515011 AMAQI
31st Jul 202512312 PMAQI
31st Jul 20251111 PMAQI
31st Jul 2025972 PMAQI
31st Jul 2025983 PMAQI
31st Jul 2025864 PMAQI
31st Jul 2025905 PMAQI
31st Jul 2025836 PMAQI
31st Jul 2025667 PMAQI
31st Jul 2025718 PMAQI
31st Jul 20251349 PMAQI
31st Jul 202510210 PMAQI
31st Jul 20257911 PMAQI
1st Aug 20256812 AMAQI
1st Aug 2025761 AMAQI
1st Aug 20251022 AMAQI
1st Aug 20251133 AMAQI
1st Aug 2025764 AMAQI
1st Aug 2025695 AMAQI
16°C11/22°C
1st Aug 2025686 AMAQI
1st Aug 2025747 AMAQI
1st Aug 2025768 AMAQI
1st Aug 2025699 AMAQI
1st Aug 20256810 AMAQI
1st Aug 20258811 AMAQI
1st Aug 202510712 PMAQI
1st Aug 20251051 PMAQI
1st Aug 2025962 PMAQI
1st Aug 2025943 PMAQI
1st Aug 20251094 PMAQI
1st Aug 20251135 PMAQI
1st Aug 20251276 PMAQI
1st Aug 20251237 PMAQI
1st Aug 20251428 PMAQI
1st Aug 2025719 PMAQI
1st Aug 202511510 PMAQI
1st Aug 202514811 PMAQI
2nd Aug 202515012 AMAQI
2nd Aug 20251461 AMAQI
2nd Aug 20251282 AMAQI
2nd Aug 20251243 AMAQI
2nd Aug 20251424 AMAQI
2nd Aug 20251245 AMAQI
15°C6/24°C
2nd Aug 20251266 AMAQI
2nd Aug 20251327 AMAQI
2nd Aug 20251428 AMAQI
2nd Aug 20251389 AMAQI
2nd Aug 202514410 AMAQI
2nd Aug 202513511 AMAQI
2nd Aug 202514612 PMAQI
2nd Aug 20251341 PMAQI
2nd Aug 20251242 PMAQI
2nd Aug 20251073 PMAQI
2nd Aug 20251154 PMAQI
2nd Aug 20251205 PMAQI
2nd Aug 20251426 PMAQI
2nd Aug 20251307 PMAQI
2nd Aug 20251238 PMAQI
2nd Aug 20251399 PMAQI
2nd Aug 202512310 PMAQI
2nd Aug 202511411 PMAQI
3rd Aug 202510812 AMAQI
3rd Aug 20251131 AMAQI
3rd Aug 20251122 AMAQI
3rd Aug 20251153 AMAQI
3rd Aug 20251164 AMAQI
3rd Aug 20251165 AMAQI
16°C8/23°C
3rd Aug 20251066 AMAQI
3rd Aug 20251077 AMAQI
3rd Aug 20251058 AMAQI
3rd Aug 20251099 AMAQI
3rd Aug 202510810 AMAQI
3rd Aug 202510611 AMAQI
3rd Aug 202511612 PMAQI
3rd Aug 20251071 PMAQI
3rd Aug 20251062 PMAQI
3rd Aug 2025943 PMAQI
3rd Aug 2025974 PMAQI
3rd Aug 20251025 PMAQI
3rd Aug 2025976 PMAQI
3rd Aug 2025917 PMAQI
3rd Aug 2025948 PMAQI
3rd Aug 20251079 PMAQI
3rd Aug 202510610 PMAQI
3rd Aug 202510011 PMAQI
4th Aug 20259812 AMAQI
4th Aug 2025941 AMAQI
4th Aug 2025922 AMAQI
4th Aug 2025943 AMAQI
4th Aug 2025904 AMAQI
4th Aug 2025875 AMAQI
17°C8/26°C
4th Aug 2025936 AMAQI
6 AM4th Aug 2025897 AMAQI
4th Aug 2025848 AMAQI
4th Aug 2025919 AMAQI
4th Aug 20258010 AMAQI
4th Aug 20259011 AMAQI
4th Aug 20258412 PMAQI
4th Aug 2025981 PMAQI
1 PM4th Aug 2025922 PMAQI
4th Aug 2025883 PMAQI
4th Aug 2025884 PMAQI
4th Aug 2025885 PMAQI
4th Aug 2025906 PMAQI
4th Aug 2025907 PMAQI
4th Aug 2025908 PMAQI
4th Aug 2025959 PMAQI
9 PM4th Aug 20258110 PMAQI
4th Aug 20257511 PMAQI
1 AM
5 AM
18°C6/28°C
Day time
Avg. Highest Time
6 AM - 9 PM
59AQI
16 hours / Day
480 hours / Month
Avg. Lowest Time
6 AM - 9 PM
59AQI
16 hours / Day
480 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 6 AM to 9 PM (Avg. 59), while the lowest AQI was between 6 AM to 9 PM (Avg. 59).
Night time
Avg. Highest Time
12 AM - 4 AM
56AQI
5 hours / Day
150 hours / Month
Avg. Lowest Time
12 AM - 11 PM
57AQI
8 hours / Day
240 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 4 AM (Avg. 56), while the lowest AQI was between 12 AM to 11 PM (Avg. 57).
2025 Days Vs Air Quality
Sault Ste. Marie, Ontario, Canada
2025
88%
190
10%
22
1%
3
Total number of days with different AQI categories in last 217 days in 2025 (148 days remaining)
Good
190 DaysModerate
22 DaysPoor
3 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 88%
Health Risk Level:
Low
In 2025, 88% of 217 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
Sault Ste. Marie, Ontario, 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
21AQI
21AQI
2nd January 2025
23AQI
23AQI
3rd January 2025
21AQI
21AQI
4th January 2025
22AQI
22AQI
5th January 2025
22AQI
22AQI
6th January 2025
21AQI
21AQI
7th January 2025
21AQI
21AQI
8th January 2025
23AQI
23AQI
9th January 2025
24AQI
24AQI
10th January 2025
44AQI
44AQI
11th January 2025
29AQI
29AQI
12th January 2025
25AQI
25AQI
13th January 2025
27AQI
27AQI
14th January 2025
23AQI
23AQI
15th January 2025
29AQI
29AQI
16th January 2025
32AQI
32AQI
17th January 2025
27AQI
27AQI
18th January 2025
30AQI
30AQI
19th January 2025
24AQI
24AQI
20th January 2025
26AQI
26AQI
21st January 2025
29AQI
29AQI
22nd January 2025
32AQI
32AQI
23rd January 2025
33AQI
33AQI
24th January 2025
26AQI
26AQI
25th January 2025
37AQI
37AQI
26th January 2025
30AQI
30AQI
27th January 2025
27AQI
27AQI
28th January 2025
27AQI
27AQI
29th January 2025
26AQI
26AQI
30th January 2025
26AQI
26AQI
31st January 2025
26AQI
26AQI
1st February 2025
26AQI
26AQI
2nd February 2025
32AQI
32AQI
3rd February 2025
31AQI
31AQI
4th February 2025
27AQI
27AQI
5th February 2025
25AQI
25AQI
6th February 2025
33AQI
33AQI
7th February 2025
33AQI
33AQI
8th February 2025
28AQI
28AQI
9th February 2025
27AQI
27AQI
10th February 2025
29AQI
29AQI
11th February 2025
27AQI
27AQI
12th February 2025
28AQI
28AQI
13th February 2025
26AQI
26AQI
14th February 2025
40AQI
40AQI
15th February 2025
41AQI
41AQI
16th February 2025
28AQI
28AQI
17th February 2025
26AQI
26AQI
18th February 2025
25AQI
25AQI
19th February 2025
23AQI
23AQI
20th February 2025
24AQI
24AQI
21st February 2025
26AQI
26AQI
22nd February 2025
39AQI
39AQI
23rd February 2025
44AQI
44AQI
24th February 2025
39AQI
39AQI
25th February 2025
25AQI
25AQI
26th February 2025
26AQI
26AQI
27th February 2025
26AQI
26AQI
28th February 2025
26AQI
26AQI
1st March 2025
26AQI
26AQI
2nd March 2025
25AQI
25AQI
3rd March 2025
35AQI
35AQI
4th March 2025
42AQI
42AQI
5th March 2025
28AQI
28AQI
6th March 2025
26AQI
26AQI
7th March 2025
26AQI
26AQI
8th March 2025
27AQI
27AQI
9th March 2025
27AQI
27AQI
10th March 2025
26AQI
26AQI
11th March 2025
28AQI
28AQI
12th March 2025
25AQI
25AQI
13th March 2025
26AQI
26AQI
14th March 2025
38AQI
38AQI
15th March 2025
53AQI
53AQI
16th March 2025
21AQI
21AQI
17th March 2025
19AQI
19AQI
18th March 2025
21AQI
21AQI
19th March 2025
22AQI
22AQI
20th March 2025
21AQI
21AQI
21st March 2025
21AQI
21AQI
22nd March 2025
22AQI
22AQI
23rd March 2025
23AQI
23AQI
24th March 2025
21AQI
21AQI
25th March 2025
18AQI
18AQI
26th March 2025
23AQI
23AQI
27th March 2025
23AQI
23AQI
28th March 2025
19AQI
19AQI
29th March 2025
18AQI
18AQI
30th March 2025
16AQI
16AQI
31st March 2025
16AQI
16AQI
1st April 2025
20AQI
20AQI
2nd April 2025
17AQI
17AQI
3rd April 2025
19AQI
19AQI
4th April 2025
19AQI
19AQI
5th April 2025
18AQI
18AQI
6th April 2025
18AQI
18AQI
7th April 2025
16AQI
16AQI
8th April 2025
17AQI
17AQI
9th April 2025
21AQI
21AQI
10th April 2025
29AQI
29AQI
11th April 2025
33AQI
33AQI
12th April 2025
34AQI
34AQI
13th April 2025
31AQI
31AQI
14th April 2025
31AQI
31AQI
15th April 2025
14AQI
14AQI
16th April 2025
13AQI
13AQI
17th April 2025
16AQI
16AQI
18th April 2025
35AQI
35AQI
19th April 2025
18AQI
18AQI
20th April 2025
17AQI
17AQI
21st April 2025
16AQI
16AQI
22nd April 2025
12AQI
12AQI
23rd April 2025
15AQI
15AQI
24th April 2025
20AQI
20AQI
25th April 2025
19AQI
19AQI
26th April 2025
15AQI
15AQI
27th April 2025
22AQI
22AQI
28th April 2025
21AQI
21AQI
29th April 2025
20AQI
20AQI
30th April 2025
15AQI
15AQI
1st May 2025
18AQI
18AQI
2nd May 2025
15AQI
15AQI
3rd May 2025
15AQI
15AQI
4th May 2025
20AQI
20AQI
5th May 2025
18AQI
18AQI
6th May 2025
22AQI
22AQI
7th May 2025
19AQI
19AQI
8th May 2025
16AQI
16AQI
9th May 2025
20AQI
20AQI
10th May 2025
20AQI
20AQI
11th May 2025
18AQI
18AQI
12th May 2025
22AQI
22AQI
13th May 2025
26AQI
26AQI
14th May 2025
27AQI
27AQI
15th May 2025
32AQI
32AQI
16th May 2025
28AQI
28AQI
17th May 2025
27AQI
27AQI
18th May 2025
14AQI
14AQI
19th May 2025
12AQI
12AQI
20th May 2025
13AQI
13AQI
21st May 2025
14AQI
14AQI
22nd May 2025
12AQI
12AQI
23rd May 2025
11AQI
11AQI
24th May 2025
13AQI
13AQI
25th May 2025
16AQI
16AQI
26th May 2025
23AQI
23AQI
27th May 2025
24AQI
24AQI
28th May 2025
22AQI
22AQI
29th May 2025
28AQI
28AQI
30th May 2025
33AQI
33AQI
31st May 2025
25AQI
25AQI
1st June 2025
25AQI
25AQI
2nd June 2025
31AQI
31AQI
3rd June 2025
64AQI
64AQI
4th June 2025
67AQI
67AQI
5th June 2025
66AQI
66AQI
6th June 2025
64AQI
64AQI
7th June 2025
62AQI
62AQI
8th June 2025
67AQI
67AQI
9th June 2025
62AQI
62AQI
10th June 2025
54AQI
54AQI
11th June 2025
60AQI
60AQI
12th June 2025
55AQI
55AQI
13th June 2025
30AQI
30AQI
14th June 2025
26AQI
26AQI
15th June 2025
27AQI
27AQI
16th June 2025
35AQI
35AQI
17th June 2025
40AQI
40AQI
18th June 2025
35AQI
35AQI
19th June 2025
33AQI
33AQI
20th June 2025
34AQI
34AQI
21st June 2025
39AQI
39AQI
22nd June 2025
38AQI
38AQI
23rd June 2025
46AQI
46AQI
24th June 2025
38AQI
38AQI
25th June 2025
38AQI
38AQI
26th June 2025
37AQI
37AQI
27th June 2025
25AQI
25AQI
28th June 2025
21AQI
21AQI
29th June 2025
28AQI
28AQI
30th June 2025
27AQI
27AQI
1st July 2025
31AQI
31AQI
2nd July 2025
33AQI
33AQI
3rd July 2025
37AQI
37AQI
4th July 2025
31AQI
31AQI
5th July 2025
39AQI
39AQI
6th July 2025
44AQI
44AQI
7th July 2025
35AQI
35AQI
8th July 2025
34AQI
34AQI
9th July 2025
39AQI
39AQI
10th July 2025
35AQI
35AQI
11th July 2025
39AQI
39AQI
12th July 2025
52AQI
52AQI
13th July 2025
90AQI
90AQI
14th July 2025
94AQI
94AQI
15th July 2025
77AQI
77AQI
16th July 2025
62AQI
62AQI
17th July 2025
32AQI
32AQI
18th July 2025
32AQI
32AQI
19th July 2025
29AQI
29AQI
20th July 2025
41AQI
41AQI
21st July 2025
39AQI
39AQI
22nd July 2025
31AQI
31AQI
23rd July 2025
37AQI
37AQI
24th July 2025
33AQI
33AQI
25th July 2025
53AQI
53AQI
26th July 2025
63AQI
63AQI
27th July 2025
53AQI
53AQI
28th July 2025
48AQI
48AQI
29th July 2025
59AQI
59AQI
30th July 2025
78AQI
78AQI
31st July 2025
104AQI
104AQI
1st August 2025
95AQI
95AQI
2nd August 2025
133AQI
133AQI
3rd August 2025
108AQI
108AQI
27AQI
30AQI
25AQI
20AQI
20AQI
42AQI
49AQI
112AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202532AQI
31
28
30
1
30
31
20
10
20
10
1
1
2
190
22
3
Highest AQI recorded in
August112AQI
Lowest AQI recorded in
May20AQI
202425AQI
16
2
5
3
12
29
28
3
29
2
29
31
30
31
245
5
Highest AQI recorded in
August34AQI
Lowest AQI recorded in
April8AQI
202325AQI
3
31
34
Highest AQI recorded in
December25AQI
Lowest AQI recorded in
November25AQI
202026AQI
12
1
21
18
28
2
31
31
29
1
31
28
2
229
6
Highest AQI recorded in
May33AQI
Lowest AQI recorded in
October21AQI
Most & Least Polluted Years Over the Last 4 Years
Most Polluted Year Recorded
2025(Avg.)
32AQILeast Polluted Year Recorded
2023(Avg.)
25AQISault Ste. Marie's annual 2025 AQI (32) shows an average percentage change of 24.04% (worsened AQI) compared to previous years: 2020 (26), 2023 (25), 2024 (25).
