Country Background
HistoryAQIPM2.5PM10COSO2NO2O3

Sandwich, Windsor, 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

Sandwich, Windsor, Ontario, Canada

2025
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
1st Aug 2025
89AQI
Lowest AQI recorded on
1st Aug 2025
89AQI

Same Day Analysis (1st August ):
On this day, AQI across the 1 years varied significantly: 2025 ranks 1st highest AQI at 89 of Moderate air quality on the same day.

Download 2024 Annual Data

World Air Quality Report

Globe

Day & Night AQI Trend: 2nd Aug - 3rd Aug 2025

Sandwich, Windsor, Ontario, Canada

AQI
Day
Night
.

6 AM2nd Aug 2025

9 PM

5 AM3rd Aug 2025

Day time
Avg. Highest Time
8PM2nd Aug

53AQI

Avg. Lowest Time
3PM2nd Aug

33AQI

Night time
Avg. Highest Time
11PM2nd Aug

59AQI

Avg. Lowest Time
9PM2nd Aug

48AQI

In the last 24 hours,

Sandwich's AQI reached its highest point of 59 at 11 PM during the Night, while the lowest point, undefined, was recorded at 5 AM during the Night between 2nd Aug and 3rd Aug 2025.

Day & Night AQI Trend : Jul - Aug 2025

Sandwich, Windsor, Ontario, 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 2025536 AMAQI
4th Jul 2025527 AMAQI
4th Jul 2025538 AMAQI
4th Jul 2025539 AMAQI
4th Jul 20255510 AMAQI
4th Jul 20255611 AMAQI
4th Jul 20256012 PMAQI
4th Jul 2025641 PMAQI
4th Jul 2025622 PMAQI
4th Jul 2025623 PMAQI
4th Jul 2025584 PMAQI
4th Jul 2025545 PMAQI
4th Jul 2025566 PMAQI
4th Jul 2025607 PMAQI
4th Jul 2025568 PMAQI
4th Jul 2025549 PMAQI
4th Jul 20255510 PMAQI
4th Jul 20255511 PMAQI
5th Jul 20255612 AMAQI
5th Jul 2025651 AMAQI
5th Jul 2025732 AMAQI
5th Jul 2025643 AMAQI
5th Jul 2025654 AMAQI
5th Jul 2025615 AMAQI

26°C19/36°C

5th Jul 2025606 AMAQI
5th Jul 2025627 AMAQI
5th Jul 2025658 AMAQI
5th Jul 2025689 AMAQI
5th Jul 20257110 AMAQI
5th Jul 20256911 AMAQI
5th Jul 20256412 PMAQI
5th Jul 2025611 PMAQI
5th Jul 2025592 PMAQI
5th Jul 2025593 PMAQI
5th Jul 2025604 PMAQI
5th Jul 2025635 PMAQI
5th Jul 2025626 PMAQI
5th Jul 2025637 PMAQI
5th Jul 2025628 PMAQI
5th Jul 2025609 PMAQI
5th Jul 20256110 PMAQI
5th Jul 20256111 PMAQI
6th Jul 20256012 AMAQI
6th Jul 2025621 AMAQI
6th Jul 2025602 AMAQI
6th Jul 2025603 AMAQI
6th Jul 2025614 AMAQI
6th Jul 2025635 AMAQI

28°C22/35°C

6th Jul 2025626 AMAQI
6th Jul 2025617 AMAQI
6th Jul 2025628 AMAQI
6th Jul 2025629 AMAQI
6th Jul 20256110 AMAQI
6th Jul 20256111 AMAQI
6th Jul 20256112 PMAQI
6th Jul 2025611 PMAQI
6th Jul 2025602 PMAQI
6th Jul 2025613 PMAQI
6th Jul 2025614 PMAQI
6th Jul 2025615 PMAQI
6th Jul 2025606 PMAQI
6th Jul 2025587 PMAQI
6th Jul 2025608 PMAQI
6th Jul 2025609 PMAQI
6th Jul 20255910 PMAQI
6th Jul 20255411 PMAQI
7th Jul 20255412 AMAQI
7th Jul 2025521 AMAQI
7th Jul 2025452 AMAQI
7th Jul 2025423 AMAQI
7th Jul 2025404 AMAQI
7th Jul 2025405 AMAQI

30°C24/37°C

7th Jul 2025416 AMAQI
7th Jul 2025347 AMAQI
7th Jul 2025288 AMAQI
7th Jul 2025289 AMAQI
7th Jul 20252410 AMAQI
7th Jul 20252611 AMAQI
7th Jul 20252312 PMAQI
7th Jul 2025231 PMAQI
7th Jul 2025242 PMAQI
7th Jul 2025283 PMAQI
7th Jul 2025304 PMAQI
7th Jul 2025325 PMAQI
7th Jul 2025336 PMAQI
7th Jul 2025367 PMAQI
7th Jul 2025368 PMAQI
7th Jul 2025379 PMAQI
7th Jul 20253710 PMAQI
7th Jul 20253811 PMAQI
8th Jul 20254012 AMAQI
8th Jul 2025421 AMAQI
8th Jul 2025502 AMAQI
8th Jul 2025573 AMAQI
8th Jul 2025584 AMAQI
8th Jul 2025605 AMAQI

23°C20/24°C

8th Jul 2025616 AMAQI
8th Jul 2025617 AMAQI
8th Jul 2025618 AMAQI
8th Jul 2025609 AMAQI
8th Jul 20256210 AMAQI
8th Jul 20256211 AMAQI
8th Jul 20256212 PMAQI
8th Jul 2025621 PMAQI
8th Jul 2025632 PMAQI
8th Jul 2025653 PMAQI
8th Jul 2025684 PMAQI
8th Jul 2025625 PMAQI
8th Jul 2025616 PMAQI
8th Jul 2025627 PMAQI
8th Jul 2025628 PMAQI
8th Jul 2025629 PMAQI
8th Jul 20256010 PMAQI
8th Jul 20255911 PMAQI
9th Jul 20255912 AMAQI
9th Jul 2025601 AMAQI
9th Jul 2025642 AMAQI
9th Jul 2025673 AMAQI
9th Jul 2025624 AMAQI
9th Jul 2025635 AMAQI

24°C17/32°C

9th Jul 2025646 AMAQI
9th Jul 2025637 AMAQI
9th Jul 2025658 AMAQI
9th Jul 2025629 AMAQI
9th Jul 20256110 AMAQI
9th Jul 20255911 AMAQI
9th Jul 20256012 PMAQI
9th Jul 2025561 PMAQI
9th Jul 2025552 PMAQI
9th Jul 2025523 PMAQI
9th Jul 2025524 PMAQI
9th Jul 2025565 PMAQI
9th Jul 2025566 PMAQI
9th Jul 2025587 PMAQI
9th Jul 2025618 PMAQI
9th Jul 2025609 PMAQI
9th Jul 20255810 PMAQI
9th Jul 20255611 PMAQI
10th Jul 20255612 AMAQI
10th Jul 2025561 AMAQI
10th Jul 2025532 AMAQI
10th Jul 2025523 AMAQI
10th Jul 2025544 AMAQI
10th Jul 2025545 AMAQI

25°C21/31°C

10th Jul 2025546 AMAQI
10th Jul 2025557 AMAQI
10th Jul 2025558 AMAQI
10th Jul 2025569 AMAQI
10th Jul 20255510 AMAQI
10th Jul 20255611 AMAQI
10th Jul 20255512 PMAQI
10th Jul 2025561 PMAQI
10th Jul 2025582 PMAQI
10th Jul 2025563 PMAQI
10th Jul 2025554 PMAQI
10th Jul 2025555 PMAQI
10th Jul 2025546 PMAQI
10th Jul 2025527 PMAQI
10th Jul 2025528 PMAQI
10th Jul 2025549 PMAQI
10th Jul 20255410 PMAQI
10th Jul 20255211 PMAQI
11th Jul 20255312 AMAQI
11th Jul 2025541 AMAQI
11th Jul 2025542 AMAQI
11th Jul 2025543 AMAQI
11th Jul 2025554 AMAQI
11th Jul 2025545 AMAQI

26°C20/31°C

11th Jul 2025546 AMAQI
11th Jul 2025547 AMAQI
11th Jul 2025558 AMAQI
11th Jul 2025569 AMAQI
11th Jul 20255810 AMAQI
11th Jul 20255711 AMAQI
11th Jul 20255612 PMAQI
11th Jul 2025561 PMAQI
11th Jul 2025562 PMAQI
11th Jul 2025563 PMAQI
11th Jul 2025544 PMAQI
11th Jul 2025525 PMAQI
11th Jul 2025526 PMAQI
11th Jul 2025527 PMAQI
11th Jul 2025508 PMAQI
11th Jul 2025549 PMAQI
11th Jul 20255310 PMAQI
11th Jul 20255111 PMAQI
12th Jul 20255012 AMAQI
12th Jul 2025501 AMAQI
12th Jul 2025482 AMAQI
12th Jul 2025443 AMAQI
12th Jul 2025444 AMAQI
12th Jul 2025515 AMAQI

25°C21/31°C

12th Jul 2025526 AMAQI
12th Jul 2025537 AMAQI
12th Jul 2025548 AMAQI
12th Jul 2025549 AMAQI
12th Jul 20255410 AMAQI
12th Jul 20255511 AMAQI
12th Jul 20255612 PMAQI
12th Jul 2025541 PMAQI
12th Jul 2025552 PMAQI
12th Jul 2025543 PMAQI
12th Jul 2025524 PMAQI
12th Jul 2025505 PMAQI
12th Jul 2025486 PMAQI
12th Jul 2025487 PMAQI
12th Jul 2025488 PMAQI
12th Jul 2025499 PMAQI
12th Jul 20254810 PMAQI
12th Jul 20254711 PMAQI
13th Jul 20254812 AMAQI
13th Jul 2025501 AMAQI
13th Jul 2025482 AMAQI
13th Jul 2025443 AMAQI
13th Jul 2025414 AMAQI
13th Jul 2025375 AMAQI

29°C23/36°C

13th Jul 2025376 AMAQI
13th Jul 2025347 AMAQI
13th Jul 2025338 AMAQI
13th Jul 2025369 AMAQI
13th Jul 20253710 AMAQI
13th Jul 20254411 AMAQI
13th Jul 20254812 PMAQI
13th Jul 2025521 PMAQI
13th Jul 2025542 PMAQI
13th Jul 2025543 PMAQI
13th Jul 2025524 PMAQI
13th Jul 2025485 PMAQI
13th Jul 2025486 PMAQI
13th Jul 2025487 PMAQI
13th Jul 2025528 PMAQI
13th Jul 2025489 PMAQI
13th Jul 20254810 PMAQI
13th Jul 20255311 PMAQI
14th Jul 20255312 AMAQI
14th Jul 2025521 AMAQI
14th Jul 2025662 AMAQI
14th Jul 2025823 AMAQI
14th Jul 2025804 AMAQI
14th Jul 2025725 AMAQI

27°C23/33°C

14th Jul 2025746 AMAQI
14th Jul 2025717 AMAQI
14th Jul 2025728 AMAQI
14th Jul 2025799 AMAQI
14th Jul 20257710 AMAQI
14th Jul 20257911 AMAQI
14th Jul 20258112 PMAQI
14th Jul 2025801 PMAQI
14th Jul 2025812 PMAQI
14th Jul 2025863 PMAQI
14th Jul 2025844 PMAQI
14th Jul 2025805 PMAQI
14th Jul 2025806 PMAQI
14th Jul 2025867 PMAQI
14th Jul 2025848 PMAQI
14th Jul 2025789 PMAQI
14th Jul 20257710 PMAQI
14th Jul 20257811 PMAQI
15th Jul 20257612 AMAQI
15th Jul 2025781 AMAQI
15th Jul 2025882 AMAQI
15th Jul 20251163 AMAQI
15th Jul 20251164 AMAQI
15th Jul 20251235 AMAQI

28°C21/34°C

15th Jul 20251146 AMAQI
15th Jul 20251247 AMAQI
15th Jul 20251248 AMAQI
15th Jul 20251279 AMAQI
15th Jul 202513410 AMAQI
15th Jul 202512511 AMAQI
15th Jul 202512212 PMAQI
15th Jul 20251191 PMAQI
15th Jul 20251242 PMAQI
15th Jul 20251173 PMAQI
15th Jul 20251164 PMAQI
15th Jul 20251195 PMAQI
15th Jul 20251226 PMAQI
15th Jul 20251197 PMAQI
15th Jul 20251278 PMAQI
15th Jul 20251109 PMAQI
15th Jul 202511410 PMAQI
15th Jul 202512211 PMAQI
16th Jul 202510912 AMAQI
16th Jul 20251091 AMAQI
16th Jul 20251052 AMAQI
16th Jul 20251123 AMAQI
16th Jul 20251054 AMAQI
16th Jul 20251045 AMAQI

27°C20/35°C

16th Jul 20251046 AMAQI
16th Jul 20251057 AMAQI
16th Jul 20251028 AMAQI
16th Jul 20251149 AMAQI
16th Jul 202510210 AMAQI
16th Jul 20259411 AMAQI
16th Jul 20259012 PMAQI
16th Jul 2025831 PMAQI
16th Jul 2025822 PMAQI
16th Jul 2025783 PMAQI
16th Jul 2025704 PMAQI
16th Jul 2025725 PMAQI
16th Jul 2025686 PMAQI
16th Jul 2025687 PMAQI
16th Jul 2025708 PMAQI
16th Jul 2025859 PMAQI
16th Jul 20258210 PMAQI
16th Jul 20256411 PMAQI
17th Jul 20256612 AMAQI
17th Jul 2025621 AMAQI
17th Jul 2025442 AMAQI
17th Jul 2025383 AMAQI
17th Jul 2025424 AMAQI
17th Jul 2025435 AMAQI

27°C22/34°C

17th Jul 2025386 AMAQI
17th Jul 2025357 AMAQI
17th Jul 2025368 AMAQI
17th Jul 2025399 AMAQI
17th Jul 20253510 AMAQI
17th Jul 20252811 AMAQI
17th Jul 20253212 PMAQI
17th Jul 2025441 PMAQI
17th Jul 2025362 PMAQI
17th Jul 2025383 PMAQI
17th Jul 2025424 PMAQI
17th Jul 2025425 PMAQI
17th Jul 2025426 PMAQI
17th Jul 2025417 PMAQI
17th Jul 2025408 PMAQI
17th Jul 2025379 PMAQI
17th Jul 20253710 PMAQI
17th Jul 20253411 PMAQI
18th Jul 20253212 AMAQI
18th Jul 2025291 AMAQI
18th Jul 2025222 AMAQI
18th Jul 2025213 AMAQI
18th Jul 2025184 AMAQI
18th Jul 2025175 AMAQI

25°C20/28°C

18th Jul 2025186 AMAQI
18th Jul 2025197 AMAQI
18th Jul 2025198 AMAQI
18th Jul 2025189 AMAQI
18th Jul 20251810 AMAQI
18th Jul 20251911 AMAQI
18th Jul 20252012 PMAQI
18th Jul 2025191 PMAQI
18th Jul 2025202 PMAQI
18th Jul 2025203 PMAQI
18th Jul 2025224 PMAQI
18th Jul 2025225 PMAQI
18th Jul 2025216 PMAQI
18th Jul 2025217 PMAQI
18th Jul 2025218 PMAQI
18th Jul 2025209 PMAQI
18th Jul 20252010 PMAQI
18th Jul 20252211 PMAQI
19th Jul 20252212 AMAQI
19th Jul 2025231 AMAQI
19th Jul 2025222 AMAQI
19th Jul 2025263 AMAQI
19th Jul 2025374 AMAQI
19th Jul 2025405 AMAQI

21°C16/26°C

19th Jul 2025376 AMAQI
19th Jul 2025367 AMAQI
19th Jul 2025348 AMAQI
19th Jul 2025339 AMAQI
19th Jul 20253210 AMAQI
19th Jul 20253311 AMAQI
19th Jul 20253312 PMAQI
19th Jul 2025341 PMAQI
19th Jul 2025372 PMAQI
19th Jul 2025383 PMAQI
19th Jul 2025404 PMAQI
19th Jul 2025395 PMAQI
19th Jul 2025386 PMAQI
19th Jul 2025377 PMAQI
19th Jul 2025388 PMAQI
19th Jul 2025379 PMAQI
19th Jul 20253710 PMAQI
19th Jul 20253811 PMAQI
20th Jul 20253812 AMAQI
20th Jul 2025381 AMAQI
20th Jul 2025362 AMAQI
20th Jul 2025353 AMAQI
20th Jul 2025394 AMAQI
20th Jul 2025465 AMAQI

24°C17/30°C

20th Jul 2025446 AMAQI
20th Jul 2025427 AMAQI
20th Jul 2025428 AMAQI
20th Jul 2025429 AMAQI
20th Jul 20254210 AMAQI
20th Jul 20254011 AMAQI
20th Jul 20254012 PMAQI
20th Jul 2025381 PMAQI
20th Jul 2025332 PMAQI
20th Jul 2025333 PMAQI
20th Jul 2025334 PMAQI
20th Jul 2025365 PMAQI
20th Jul 2025366 PMAQI
20th Jul 2025377 PMAQI
20th Jul 2025368 PMAQI
20th Jul 2025379 PMAQI
20th Jul 20253810 PMAQI
20th Jul 20254011 PMAQI
21st Jul 20254112 AMAQI
21st Jul 2025451 AMAQI
21st Jul 2025542 AMAQI
21st Jul 2025563 AMAQI
21st Jul 2025574 AMAQI
21st Jul 2025585 AMAQI

24°C21/27°C

21st Jul 2025596 AMAQI
21st Jul 2025567 AMAQI
21st Jul 2025598 AMAQI
21st Jul 2025639 AMAQI
21st Jul 20256210 AMAQI
21st Jul 20256411 AMAQI
21st Jul 20256412 PMAQI
21st Jul 2025641 PMAQI
21st Jul 2025662 PMAQI
21st Jul 2025643 PMAQI
21st Jul 2025614 PMAQI
21st Jul 2025605 PMAQI
21st Jul 2025596 PMAQI
21st Jul 2025567 PMAQI
21st Jul 2025548 PMAQI
21st Jul 2025559 PMAQI
21st Jul 20255210 PMAQI
21st Jul 20254811 PMAQI
22nd Jul 20254312 AMAQI
22nd Jul 2025381 AMAQI
22nd Jul 2025262 AMAQI
22nd Jul 2025233 AMAQI
22nd Jul 2025244 AMAQI
22nd Jul 2025235 AMAQI

22°C17/26°C

22nd Jul 2025256 AMAQI
22nd Jul 2025267 AMAQI
22nd Jul 2025278 AMAQI
22nd Jul 2025269 AMAQI
22nd Jul 20252810 AMAQI
22nd Jul 20253011 AMAQI
22nd Jul 20253012 PMAQI
22nd Jul 2025301 PMAQI
22nd Jul 2025312 PMAQI
22nd Jul 2025283 PMAQI
22nd Jul 2025284 PMAQI
22nd Jul 2025265 PMAQI
22nd Jul 2025296 PMAQI
22nd Jul 2025307 PMAQI
22nd Jul 2025318 PMAQI
22nd Jul 2025289 PMAQI
22nd Jul 20252810 PMAQI
22nd Jul 20252711 PMAQI
23rd Jul 20252812 AMAQI
23rd Jul 2025301 AMAQI
23rd Jul 2025372 AMAQI
23rd Jul 2025443 AMAQI
23rd Jul 2025434 AMAQI
23rd Jul 2025465 AMAQI

22°C15/31°C

23rd Jul 2025486 AMAQI
23rd Jul 2025407 AMAQI
23rd Jul 2025428 AMAQI
23rd Jul 2025439 AMAQI
23rd Jul 20253810 AMAQI
23rd Jul 20253311 AMAQI
23rd Jul 20253212 PMAQI
23rd Jul 2025321 PMAQI
23rd Jul 2025342 PMAQI
23rd Jul 2025363 PMAQI
23rd Jul 2025364 PMAQI
23rd Jul 2025415 PMAQI
23rd Jul 2025426 PMAQI
23rd Jul 2025457 PMAQI
23rd Jul 2025488 PMAQI
23rd Jul 2025439 PMAQI
23rd Jul 20254210 PMAQI
23rd Jul 20255111 PMAQI
24th Jul 20254912 AMAQI
24th Jul 2025471 AMAQI
24th Jul 2025482 AMAQI
24th Jul 2025483 AMAQI
24th Jul 2025484 AMAQI
24th Jul 2025515 AMAQI

25°C18/34°C

24th Jul 2025586 AMAQI
24th Jul 2025627 AMAQI
24th Jul 2025688 AMAQI
24th Jul 2025689 AMAQI
24th Jul 20256910 AMAQI
24th Jul 20256611 AMAQI
24th Jul 20256912 PMAQI
24th Jul 2025621 PMAQI
24th Jul 2025622 PMAQI
24th Jul 2025613 PMAQI
24th Jul 2025604 PMAQI
24th Jul 2025605 PMAQI
24th Jul 2025616 PMAQI
24th Jul 2025617 PMAQI
24th Jul 2025618 PMAQI
24th Jul 2025609 PMAQI
24th Jul 20255910 PMAQI
24th Jul 20255811 PMAQI
25th Jul 20255412 AMAQI
25th Jul 2025481 AMAQI
25th Jul 2025342 AMAQI
25th Jul 2025303 AMAQI
25th Jul 2025294 AMAQI
25th Jul 2025285 AMAQI

30°C23/39°C

25th Jul 2025306 AMAQI
25th Jul 2025357 AMAQI
25th Jul 2025388 AMAQI
25th Jul 2025399 AMAQI
25th Jul 20254010 AMAQI
25th Jul 20253811 AMAQI
25th Jul 20253812 PMAQI
25th Jul 2025401 PMAQI
25th Jul 2025422 PMAQI
25th Jul 2025433 PMAQI
25th Jul 2025424 PMAQI
25th Jul 2025425 PMAQI
25th Jul 2025396 PMAQI
25th Jul 2025407 PMAQI
25th Jul 2025368 PMAQI
25th Jul 2025409 PMAQI
25th Jul 20254110 PMAQI
25th Jul 20254411 PMAQI
26th Jul 20254512 AMAQI
26th Jul 2025461 AMAQI
26th Jul 2025612 AMAQI
26th Jul 2025673 AMAQI
26th Jul 2025674 AMAQI
26th Jul 2025645 AMAQI

27°C23/30°C

26th Jul 2025666 AMAQI
26th Jul 2025627 AMAQI
26th Jul 2025618 AMAQI
26th Jul 2025639 AMAQI
26th Jul 20256610 AMAQI
26th Jul 20256511 AMAQI
26th Jul 20256412 PMAQI
26th Jul 2025611 PMAQI
26th Jul 2025582 PMAQI
26th Jul 2025553 PMAQI
26th Jul 2025564 PMAQI
26th Jul 2025585 PMAQI
26th Jul 2025566 PMAQI
26th Jul 2025547 PMAQI
26th Jul 2025528 PMAQI
26th Jul 2025579 PMAQI
26th Jul 20255910 PMAQI
26th Jul 20255311 PMAQI
27th Jul 20255312 AMAQI
27th Jul 2025531 AMAQI
27th Jul 2025482 AMAQI
27th Jul 2025373 AMAQI
27th Jul 2025344 AMAQI
27th Jul 2025335 AMAQI

26°C22/31°C

27th Jul 2025386 AMAQI
27th Jul 2025337 AMAQI
27th Jul 2025338 AMAQI
27th Jul 2025359 AMAQI
27th Jul 20253910 AMAQI
27th Jul 20254811 AMAQI
27th Jul 20255212 PMAQI
27th Jul 2025501 PMAQI
27th Jul 2025462 PMAQI
27th Jul 2025463 PMAQI
27th Jul 2025474 PMAQI
27th Jul 2025445 PMAQI
27th Jul 2025446 PMAQI
27th Jul 2025467 PMAQI
27th Jul 2025458 PMAQI
27th Jul 2025439 PMAQI
27th Jul 20254310 PMAQI
27th Jul 20254511 PMAQI
28th Jul 20254412 AMAQI
28th Jul 2025421 AMAQI
28th Jul 2025442 AMAQI
28th Jul 2025443 AMAQI
28th Jul 2025474 AMAQI
28th Jul 2025495 AMAQI

29°C24/36°C

28th Jul 2025516 AMAQI
28th Jul 2025527 AMAQI
28th Jul 2025538 AMAQI
28th Jul 2025539 AMAQI
28th Jul 20255410 AMAQI
28th Jul 20255311 AMAQI
28th Jul 20255212 PMAQI
28th Jul 2025521 PMAQI
28th Jul 2025512 PMAQI
28th Jul 2025453 PMAQI
28th Jul 2025444 PMAQI
28th Jul 2025455 PMAQI
28th Jul 2025476 PMAQI
28th Jul 2025427 PMAQI
28th Jul 2025368 PMAQI
28th Jul 2025469 PMAQI
28th Jul 20254410 PMAQI
28th Jul 20254511 PMAQI
29th Jul 20253812 AMAQI
29th Jul 2025391 AMAQI
29th Jul 2025352 AMAQI
29th Jul 2025373 AMAQI
29th Jul 2025394 AMAQI
29th Jul 2025405 AMAQI

29°C23/36°C

29th Jul 2025386 AMAQI
29th Jul 2025377 AMAQI
29th Jul 2025408 AMAQI
29th Jul 2025449 AMAQI
29th Jul 20254910 AMAQI
29th Jul 20255411 AMAQI
29th Jul 20255612 PMAQI
29th Jul 2025571 PMAQI
29th Jul 2025552 PMAQI
29th Jul 2025543 PMAQI
29th Jul 2025564 PMAQI
29th Jul 2025545 PMAQI
29th Jul 2025546 PMAQI
29th Jul 2025537 PMAQI
29th Jul 2025558 PMAQI
29th Jul 2025529 PMAQI
29th Jul 20254810 PMAQI
29th Jul 20255311 PMAQI
30th Jul 20255412 AMAQI
30th Jul 2025541 AMAQI
30th Jul 2025542 AMAQI
30th Jul 2025593 AMAQI
30th Jul 2025584 AMAQI
30th Jul 2025605 AMAQI

28°C21/36°C

30th Jul 2025626 AMAQI
30th Jul 2025567 AMAQI
30th Jul 2025598 AMAQI
30th Jul 2025619 AMAQI
30th Jul 20256110 AMAQI
30th Jul 20256411 AMAQI
30th Jul 20256312 PMAQI
30th Jul 2025611 PMAQI
30th Jul 2025622 PMAQI
30th Jul 2025603 PMAQI
30th Jul 2025624 PMAQI
30th Jul 2025625 PMAQI
30th Jul 2025626 PMAQI
30th Jul 2025627 PMAQI
30th Jul 2025628 PMAQI
30th Jul 2025629 PMAQI
30th Jul 20256210 PMAQI
30th Jul 20256111 PMAQI
31st Jul 20255912 AMAQI
31st Jul 2025651 AMAQI
31st Jul 2025922 AMAQI
31st Jul 20251363 AMAQI
31st Jul 20251514 AMAQI
31st Jul 20251445 AMAQI

26°C23/29°C

31st Jul 20251436 AMAQI
31st Jul 20251127 AMAQI
31st Jul 20251078 AMAQI
31st Jul 20251129 AMAQI
31st Jul 202510610 AMAQI
31st Jul 20258811 AMAQI
31st Jul 20259612 PMAQI
31st Jul 20251241 PMAQI
31st Jul 20251232 PMAQI
31st Jul 20251233 PMAQI
31st Jul 20251314 PMAQI
31st Jul 20251385 PMAQI
31st Jul 20251366 PMAQI
31st Jul 20251487 PMAQI
31st Jul 20251388 PMAQI
31st Jul 20251349 PMAQI
31st Jul 202514010 PMAQI
31st Jul 202515011 PMAQI
1st Aug 202513412 AMAQI
1st Aug 20251361 AMAQI
1st Aug 20251282 AMAQI
1st Aug 20251133 AMAQI
1st Aug 20251084 AMAQI
1st Aug 20251065 AMAQI

21°C18/27°C

1st Aug 20251046 AMAQI
1st Aug 20251007 AMAQI
1st Aug 2025998 AMAQI
1st Aug 2025939 AMAQI
1st Aug 20258110 AMAQI
1st Aug 20257211 AMAQI
1st Aug 20256212 PMAQI
1st Aug 2025571 PMAQI
1st Aug 2025552 PMAQI
1st Aug 2025583 PMAQI
1st Aug 2025634 PMAQI
1st Aug 2025605 PMAQI
1st Aug 2025566 PMAQI
1st Aug 2025517 PMAQI
1st Aug 2025468 PMAQI
1st Aug 2025709 PMAQI
1st Aug 20255410 PMAQI
1st Aug 20253911 PMAQI
2nd Aug 20254512 AMAQI
2nd Aug 2025461 AMAQI
2nd Aug 2025502 AMAQI
2nd Aug 2025513 AMAQI
2nd Aug 2025514 AMAQI
2nd Aug 2025505 AMAQI

20°C15/26°C

2nd Aug 2025506 AMAQI
2nd Aug 2025477 AMAQI
2nd Aug 2025478 AMAQI
2nd Aug 2025489 AMAQI
2nd Aug 20254810 AMAQI
2nd Aug 20254711 AMAQI
2nd Aug 20254412 PMAQI
2nd Aug 2025361 PMAQI
2nd Aug 2025362 PMAQI
2nd Aug 2025333 PMAQI
2nd Aug 2025354 PMAQI
2nd Aug 2025375 PMAQI
2nd Aug 2025446 PMAQI
2nd Aug 2025527 PMAQI
2nd Aug 2025538 PMAQI
2nd Aug 2025489 PMAQI
2nd Aug 20255310 PMAQI
2nd Aug 20255911 PMAQI
3rd Aug 20255712 AMAQI
3rd Aug 2025581 AMAQI

22°C14/29°C

6 AM
1 PM
9 PM
1 AM
5 AM

--°C/°C

Day time
Avg. Highest Time
6 AM - 9 PM

56AQI

16 hours / Day
480 hours / Month
Avg. Lowest Time
6 AM - 9 PM

56AQI

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. 56), while the lowest AQI was between 6 AM to 9 PM (Avg. 56).
Night time
Avg. Highest Time
12 AM - 5 AM

56AQI

6 hours / Day
180 hours / Month
Avg. Lowest Time
12 AM - 11 PM

56AQI

8 hours / Day
240 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 5 AM (Avg. 56), while the lowest AQI was between 12 AM to 11 PM (Avg. 56).

2025 Days Vs Air Quality

Sandwich, Windsor, Ontario, Canada

2025

72%

92

25%

32

3%

4

Total number of days with different AQI categories in last 215 days in 2025 (150 days remaining)

Good
92 Days
Moderate
32 Days
Poor
4 Days
Unhealthy
0 Days
Severe
0 Days
Hazardous
0 Days

Under WHO’s Safe Air Quality Limits: 72%

Health Risk Level:

Low

In 2025, 72% of 215 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

Sandwich, Windsor, 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 March 2025
41AQI
2nd March 2025
54AQI
3rd March 2025
57AQI
4th March 2025
50AQI
5th March 2025
23AQI
1st April 2025
19AQI
2nd April 2025
24AQI
3rd April 2025
31AQI
4th April 2025
22AQI
5th April 2025
25AQI
6th April 2025
23AQI
7th April 2025
28AQI
8th April 2025
18AQI
9th April 2025
29AQI
10th April 2025
36AQI
11th April 2025
41AQI
12th April 2025
26AQI
13th April 2025
38AQI
14th April 2025
34AQI
15th April 2025
20AQI
16th April 2025
18AQI
17th April 2025
29AQI
18th April 2025
48AQI
19th April 2025
52AQI
20th April 2025
21AQI
21st April 2025
28AQI
22nd April 2025
19AQI
23rd April 2025
42AQI
24th April 2025
57AQI
25th April 2025
50AQI
26th April 2025
28AQI
27th April 2025
30AQI
28th April 2025
25AQI
29th April 2025
42AQI
30th April 2025
27AQI
1st May 2025
28AQI
2nd May 2025
38AQI
3rd May 2025
20AQI
4th May 2025
22AQI
5th May 2025
28AQI
6th May 2025
37AQI
7th May 2025
42AQI
8th May 2025
23AQI
9th May 2025
22AQI
10th May 2025
37AQI
11th May 2025
28AQI
12th May 2025
34AQI
13th May 2025
28AQI
14th May 2025
25AQI
15th May 2025
29AQI
16th May 2025
40AQI
17th May 2025
30AQI
18th May 2025
19AQI
19th May 2025
19AQI
20th May 2025
21AQI
21st May 2025
20AQI
22nd May 2025
17AQI
23rd May 2025
16AQI
24th May 2025
13AQI
25th May 2025
31AQI
26th May 2025
28AQI
27th May 2025
29AQI
28th May 2025
21AQI
29th May 2025
38AQI
30th May 2025
42AQI
31st May 2025
33AQI
1st June 2025
28AQI
2nd June 2025
36AQI
3rd June 2025
50AQI
4th June 2025
72AQI
5th June 2025
87AQI
6th June 2025
117AQI
7th June 2025
79AQI
8th June 2025
114AQI
9th June 2025
83AQI
10th June 2025
62AQI
11th June 2025
76AQI
12th June 2025
81AQI
13th June 2025
58AQI
14th June 2025
48AQI
15th June 2025
47AQI
16th June 2025
46AQI
17th June 2025
39AQI
18th June 2025
41AQI
19th June 2025
28AQI
20th June 2025
42AQI
21st June 2025
46AQI
22nd June 2025
49AQI
23rd June 2025
55AQI
24th June 2025
58AQI
25th June 2025
54AQI
26th June 2025
53AQI
27th June 2025
50AQI
28th June 2025
34AQI
29th June 2025
38AQI
30th June 2025
40AQI
1st July 2025
42AQI
2nd July 2025
51AQI
3rd July 2025
55AQI
4th July 2025
56AQI
5th July 2025
62AQI
6th July 2025
60AQI
7th July 2025
38AQI
8th July 2025
56AQI
9th July 2025
60AQI
10th July 2025
55AQI
11th July 2025
54AQI
12th July 2025
50AQI
13th July 2025
46AQI
14th July 2025
73AQI
15th July 2025
109AQI
16th July 2025
93AQI
17th July 2025
45AQI
18th July 2025
23AQI
19th July 2025
32AQI
20th July 2025
38AQI
21st July 2025
54AQI
22nd July 2025
31AQI
23rd July 2025
39AQI
24th July 2025
57AQI
25th July 2025
41AQI
26th July 2025
57AQI
27th July 2025
45AQI
28th July 2025
47AQI
29th July 2025
46AQI
30th July 2025
59AQI
31st July 2025
112AQI
1st August 2025
89AQI

45AQI

31AQI

28AQI

57AQI

54AQI

89AQI

No. of days

Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days

202543AQI

3
2
28
2
31
16
12
2
14
15
2
1
92
32
4

Highest AQI recorded in

August

89AQI

Lowest AQI recorded in

May

28AQI

Most & Least Polluted Years Over the Last 1 Years

Most Polluted Year Recorded
2025(Avg.)
43AQI
Least Polluted Year Recorded
2025(Avg.)
43AQI

Sandwich's annual 2025 AQI (43) shows an average percentage change of NaN% (improved AQI) compared to previous years: .