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+
November Air Quality Analysis
Windsor, Ontario, Canada
2021
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
2nd Nov 2025
88AQILowest AQI recorded on
12th Nov 2024
10AQISame Day Analysis (26th November ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 4th highest AQI at 44 of Good air quality, showing improvement over 2024, 2023 and 2022 on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 26th Nov - 27th Nov 2025
Windsor, Ontario, Canada
AQI
Day
Night
.
7 AM26th Nov 2025
5 PM
6 AM27th Nov 2025
Day time
Avg. Highest Time
7AM26th Nov
52AQI
Avg. Lowest Time
5PM26th Nov
28AQI
Night time
Avg. Highest Time
11PM26th Nov
36AQI
Avg. Lowest Time
6AM27th Nov
24AQI
In the last 24 hours,
Windsor's AQI reached its highest point of 52 at 7 AM during the Day, while the lowest point, 24, was recorded at 6 AM during the Night between 26th Nov and 27th Nov 2025.
Day & Night AQI Trend : Oct - Nov 2025
Windsor, Ontario, Canada
OctNov
28th - 29th29th - 30th30th - 31st31st - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th - 06th06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th
Day
Night
28th Oct 2025267 AMAQI
28th Oct 2025268 AMAQI
28th Oct 2025309 AMAQI
28th Oct 20253010 AMAQI
28th Oct 20253311 AMAQI
28th Oct 20253312 PMAQI
28th Oct 2025291 PMAQI
28th Oct 2025292 PMAQI
28th Oct 2025273 PMAQI
28th Oct 2025254 PMAQI
28th Oct 2025235 PMAQI
28th Oct 2025246 PMAQI
28th Oct 2025227 PMAQI
28th Oct 2025228 PMAQI
28th Oct 2025229 PMAQI
28th Oct 20252310 PMAQI
28th Oct 20252511 PMAQI
29th Oct 20252912 AMAQI
29th Oct 2025321 AMAQI
29th Oct 2025332 AMAQI
29th Oct 2025303 AMAQI
29th Oct 2025284 AMAQI
29th Oct 2025285 AMAQI
29th Oct 2025296 AMAQI
11°C5/17°C
29th Oct 2025327 AMAQI
29th Oct 2025328 AMAQI
29th Oct 2025319 AMAQI
29th Oct 20253410 AMAQI
29th Oct 20253611 AMAQI
29th Oct 20253712 PMAQI
29th Oct 2025401 PMAQI
29th Oct 2025392 PMAQI
29th Oct 2025353 PMAQI
29th Oct 2025334 PMAQI
29th Oct 2025295 PMAQI
29th Oct 2025276 PMAQI
29th Oct 2025307 PMAQI
29th Oct 2025298 PMAQI
29th Oct 2025319 PMAQI
29th Oct 20253310 PMAQI
29th Oct 20254011 PMAQI
30th Oct 20254412 AMAQI
30th Oct 2025461 AMAQI
30th Oct 2025482 AMAQI
30th Oct 2025463 AMAQI
30th Oct 2025434 AMAQI
30th Oct 2025415 AMAQI
30th Oct 2025386 AMAQI
10°C4/15°C
30th Oct 2025407 AMAQI
30th Oct 2025408 AMAQI
30th Oct 2025409 AMAQI
30th Oct 20253810 AMAQI
30th Oct 20253811 AMAQI
30th Oct 20253712 PMAQI
30th Oct 2025351 PMAQI
30th Oct 2025402 PMAQI
30th Oct 2025403 PMAQI
30th Oct 2025424 PMAQI
30th Oct 2025405 PMAQI
30th Oct 2025356 PMAQI
30th Oct 2025327 PMAQI
30th Oct 2025338 PMAQI
30th Oct 2025329 PMAQI
30th Oct 20253210 PMAQI
30th Oct 20252911 PMAQI
31st Oct 20253212 AMAQI
31st Oct 2025381 AMAQI
31st Oct 2025402 AMAQI
31st Oct 2025353 AMAQI
31st Oct 2025324 AMAQI
31st Oct 2025325 AMAQI
31st Oct 2025326 AMAQI
8°C6/12°C
31st Oct 2025317 AMAQI
31st Oct 2025308 AMAQI
31st Oct 2025329 AMAQI
31st Oct 20253910 AMAQI
31st Oct 20253511 AMAQI
31st Oct 20253112 PMAQI
31st Oct 2025301 PMAQI
31st Oct 2025322 PMAQI
31st Oct 2025273 PMAQI
31st Oct 2025254 PMAQI
31st Oct 2025245 PMAQI
31st Oct 2025266 PMAQI
31st Oct 2025277 PMAQI
31st Oct 2025278 PMAQI
31st Oct 2025299 PMAQI
31st Oct 20252810 PMAQI
31st Oct 20253311 PMAQI
1st Nov 20254112 AMAQI
1st Nov 2025391 AMAQI
1st Nov 2025372 AMAQI
1st Nov 2025373 AMAQI
1st Nov 2025344 AMAQI
1st Nov 2025345 AMAQI
1st Nov 2025476 AMAQI
7°C5/9°C
1st Nov 2025557 AMAQI
1st Nov 2025538 AMAQI
1st Nov 2025559 AMAQI
1st Nov 20255810 AMAQI
1st Nov 20256211 AMAQI
1st Nov 20256712 PMAQI
1st Nov 2025691 PMAQI
1st Nov 2025682 PMAQI
1st Nov 2025663 PMAQI
1st Nov 2025554 PMAQI
1st Nov 2025515 PMAQI
1st Nov 2025516 PMAQI
1st Nov 2025517 PMAQI
1st Nov 2025538 PMAQI
1st Nov 2025539 PMAQI
1st Nov 20255510 PMAQI
1st Nov 20256211 PMAQI
2nd Nov 20256612 AMAQI
2nd Nov 2025711 AMAQI
2nd Nov 2025802 AMAQI
2nd Nov 2025803 AMAQI
2nd Nov 2025834 AMAQI
2nd Nov 2025965 AMAQI
2nd Nov 20251136 AMAQI
8°C2/13°C
2nd Nov 20251077 AMAQI
2nd Nov 2025878 AMAQI
2nd Nov 2025919 AMAQI
2nd Nov 20259410 AMAQI
2nd Nov 20259211 AMAQI
2nd Nov 20259012 PMAQI
2nd Nov 2025921 PMAQI
2nd Nov 2025722 PMAQI
2nd Nov 2025553 PMAQI
2nd Nov 2025514 PMAQI
2nd Nov 2025505 PMAQI
2nd Nov 2025516 PMAQI
2nd Nov 2025537 PMAQI
2nd Nov 2025538 PMAQI
2nd Nov 2025579 PMAQI
2nd Nov 20255710 PMAQI
2nd Nov 20255411 PMAQI
3rd Nov 20255312 AMAQI
3rd Nov 2025521 AMAQI
3rd Nov 2025512 AMAQI
3rd Nov 2025493 AMAQI
3rd Nov 2025524 AMAQI
3rd Nov 2025555 AMAQI
3rd Nov 2025536 AMAQI
7°C0/15°C
3rd Nov 2025567 AMAQI
3rd Nov 2025538 AMAQI
3rd Nov 2025519 AMAQI
3rd Nov 20254910 AMAQI
3rd Nov 20255111 AMAQI
3rd Nov 20255312 PMAQI
3rd Nov 2025521 PMAQI
3rd Nov 2025492 PMAQI
3rd Nov 2025483 PMAQI
3rd Nov 2025404 PMAQI
3rd Nov 2025315 PMAQI
3rd Nov 2025266 PMAQI
3rd Nov 2025267 PMAQI
3rd Nov 2025268 PMAQI
3rd Nov 2025229 PMAQI
3rd Nov 20252410 PMAQI
3rd Nov 20252711 PMAQI
4th Nov 20253312 AMAQI
4th Nov 2025331 AMAQI
4th Nov 2025322 AMAQI
4th Nov 2025323 AMAQI
4th Nov 2025264 AMAQI
4th Nov 2025225 AMAQI
4th Nov 2025236 AMAQI
9°C4/18°C
4th Nov 2025287 AMAQI
4th Nov 2025348 AMAQI
4th Nov 2025379 AMAQI
4th Nov 20254510 AMAQI
4th Nov 20253911 AMAQI
4th Nov 20253712 PMAQI
4th Nov 2025321 PMAQI
4th Nov 2025322 PMAQI
4th Nov 2025263 PMAQI
4th Nov 2025274 PMAQI
4th Nov 2025265 PMAQI
4th Nov 2025266 PMAQI
4th Nov 2025277 PMAQI
4th Nov 2025338 PMAQI
4th Nov 2025399 PMAQI
4th Nov 20253810 PMAQI
4th Nov 20253811 PMAQI
5th Nov 20253612 AMAQI
5th Nov 2025301 AMAQI
5th Nov 2025262 AMAQI
5th Nov 2025273 AMAQI
5th Nov 2025314 AMAQI
5th Nov 2025335 AMAQI
5th Nov 2025336 AMAQI
9°C2/18°C
5th Nov 2025357 AMAQI
5th Nov 2025368 AMAQI
5th Nov 2025369 AMAQI
5th Nov 20253710 AMAQI
5th Nov 20253711 AMAQI
5th Nov 20253712 PMAQI
5th Nov 2025371 PMAQI
5th Nov 2025372 PMAQI
5th Nov 2025403 PMAQI
5th Nov 2025444 PMAQI
5th Nov 2025475 PMAQI
5th Nov 2025466 PMAQI
5th Nov 2025307 PMAQI
5th Nov 2025268 PMAQI
5th Nov 2025229 PMAQI
5th Nov 20251910 PMAQI
5th Nov 20251611 PMAQI
6th Nov 20251612 AMAQI
6th Nov 2025171 AMAQI
6th Nov 2025162 AMAQI
6th Nov 2025173 AMAQI
6th Nov 2025164 AMAQI
6th Nov 2025175 AMAQI
6th Nov 2025176 AMAQI
11°C6/19°C
6th Nov 2025207 AMAQI
6th Nov 2025208 AMAQI
6th Nov 2025209 AMAQI
6th Nov 20252310 AMAQI
6th Nov 20252811 AMAQI
6th Nov 20252912 PMAQI
6th Nov 2025231 PMAQI
6th Nov 2025222 PMAQI
6th Nov 2025193 PMAQI
6th Nov 2025194 PMAQI
6th Nov 2025225 PMAQI
6th Nov 2025246 PMAQI
6th Nov 2025287 PMAQI
6th Nov 2025358 PMAQI
6th Nov 2025429 PMAQI
6th Nov 20254410 PMAQI
6th Nov 20254311 PMAQI
7th Nov 20253012 AMAQI
7th Nov 2025281 AMAQI
7th Nov 2025232 AMAQI
7th Nov 2025223 AMAQI
7th Nov 2025274 AMAQI
7th Nov 2025275 AMAQI
7th Nov 2025276 AMAQI
7°C0/15°C
7th Nov 2025237 AMAQI
7th Nov 2025198 AMAQI
7th Nov 2025199 AMAQI
7th Nov 20252210 AMAQI
7th Nov 20252711 AMAQI
7th Nov 20253312 PMAQI
7th Nov 2025341 PMAQI
7th Nov 2025342 PMAQI
7th Nov 2025423 PMAQI
7th Nov 2025484 PMAQI
7th Nov 2025505 PMAQI
7th Nov 2025496 PMAQI
7th Nov 2025477 PMAQI
7th Nov 2025458 PMAQI
7th Nov 2025449 PMAQI
7th Nov 20254110 PMAQI
7th Nov 20253711 PMAQI
8th Nov 20253912 AMAQI
8th Nov 2025441 AMAQI
8th Nov 2025452 AMAQI
8th Nov 2025483 AMAQI
8th Nov 2025484 AMAQI
8th Nov 2025495 AMAQI
8th Nov 2025496 AMAQI
8°C6/12°C
8th Nov 2025267 AMAQI
8th Nov 2025248 AMAQI
8th Nov 2025279 AMAQI
8th Nov 20252210 AMAQI
8th Nov 20251611 AMAQI
8th Nov 20251812 PMAQI
8th Nov 2025191 PMAQI
8th Nov 2025152 PMAQI
8th Nov 2025153 PMAQI
8th Nov 2025154 PMAQI
8th Nov 2025145 PMAQI
8th Nov 2025176 PMAQI
8th Nov 2025217 PMAQI
8th Nov 2025228 PMAQI
8th Nov 2025229 PMAQI
8th Nov 20252610 PMAQI
8th Nov 20252411 PMAQI
9th Nov 20252212 AMAQI
9th Nov 2025251 AMAQI
9th Nov 2025282 AMAQI
9th Nov 2025283 AMAQI
9th Nov 2025264 AMAQI
9th Nov 2025255 AMAQI
9th Nov 2025246 AMAQI
6°C4/10°C
9th Nov 2025337 AMAQI
9th Nov 2025498 AMAQI
9th Nov 2025559 AMAQI
9th Nov 20255010 AMAQI
9th Nov 20255411 AMAQI
9th Nov 20254712 PMAQI
9th Nov 2025361 PMAQI
9th Nov 2025252 PMAQI
9th Nov 2025233 PMAQI
9th Nov 2025234 PMAQI
9th Nov 2025265 PMAQI
9th Nov 2025256 PMAQI
9th Nov 2025257 PMAQI
9th Nov 2025258 PMAQI
9th Nov 2025249 PMAQI
9th Nov 20252610 PMAQI
9th Nov 20252811 PMAQI
10th Nov 20252512 AMAQI
10th Nov 2025261 AMAQI
10th Nov 2025272 AMAQI
10th Nov 2025233 AMAQI
10th Nov 2025184 AMAQI
10th Nov 2025165 AMAQI
10th Nov 2025156 AMAQI
2°C-1/2°C
10th Nov 2025147 AMAQI
10th Nov 2025158 AMAQI
10th Nov 2025169 AMAQI
10th Nov 20251710 AMAQI
10th Nov 20251611 AMAQI
10th Nov 20251912 PMAQI
10th Nov 2025191 PMAQI
10th Nov 2025202 PMAQI
10th Nov 2025193 PMAQI
10th Nov 2025204 PMAQI
10th Nov 2025195 PMAQI
10th Nov 2025186 PMAQI
10th Nov 2025177 PMAQI
10th Nov 2025218 PMAQI
10th Nov 2025229 PMAQI
10th Nov 20252310 PMAQI
10th Nov 20252411 PMAQI
11th Nov 20252212 AMAQI
11th Nov 2025251 AMAQI
11th Nov 2025252 AMAQI
11th Nov 2025253 AMAQI
11th Nov 2025254 AMAQI
11th Nov 2025275 AMAQI
11th Nov 2025276 AMAQI
-1°C-2/0°C
11th Nov 2025287 AMAQI
11th Nov 2025298 AMAQI
11th Nov 2025289 AMAQI
11th Nov 20252910 AMAQI
11th Nov 20253511 AMAQI
11th Nov 20253612 PMAQI
11th Nov 2025381 PMAQI
11th Nov 2025392 PMAQI
11th Nov 2025453 PMAQI
11th Nov 2025454 PMAQI
11th Nov 2025415 PMAQI
11th Nov 2025416 PMAQI
11th Nov 2025457 PMAQI
11th Nov 2025458 PMAQI
11th Nov 2025399 PMAQI
11th Nov 20253610 PMAQI
11th Nov 20253511 PMAQI
12th Nov 20253612 AMAQI
12th Nov 2025351 AMAQI
12th Nov 2025342 AMAQI
12th Nov 2025393 AMAQI
12th Nov 2025424 AMAQI
12th Nov 2025405 AMAQI
12th Nov 2025396 AMAQI
-1°C-5/3°C
12th Nov 2025427 AMAQI
12th Nov 2025468 AMAQI
12th Nov 2025499 AMAQI
12th Nov 20254910 AMAQI
12th Nov 20255711 AMAQI
12th Nov 20255412 PMAQI
12th Nov 2025511 PMAQI
12th Nov 2025502 PMAQI
12th Nov 2025473 PMAQI
12th Nov 2025454 PMAQI
12th Nov 2025415 PMAQI
12th Nov 2025386 PMAQI
12th Nov 2025377 PMAQI
12th Nov 2025388 PMAQI
12th Nov 2025399 PMAQI
12th Nov 20253110 PMAQI
12th Nov 20253211 PMAQI
13th Nov 20254312 AMAQI
13th Nov 2025461 AMAQI
13th Nov 2025462 AMAQI
13th Nov 2025353 AMAQI
13th Nov 2025324 AMAQI
13th Nov 2025315 AMAQI
13th Nov 2025396 AMAQI
5°C0/10°C
13th Nov 2025447 AMAQI
13th Nov 2025438 AMAQI
13th Nov 2025449 AMAQI
13th Nov 20253910 AMAQI
13th Nov 20253811 AMAQI
13th Nov 20253612 PMAQI
13th Nov 2025341 PMAQI
13th Nov 2025292 PMAQI
13th Nov 2025253 PMAQI
13th Nov 2025274 PMAQI
13th Nov 2025265 PMAQI
13th Nov 2025276 PMAQI
13th Nov 2025267 PMAQI
13th Nov 2025378 PMAQI
13th Nov 2025429 PMAQI
13th Nov 20255410 PMAQI
13th Nov 20254911 PMAQI
14th Nov 20254412 AMAQI
14th Nov 2025431 AMAQI
14th Nov 2025422 AMAQI
14th Nov 2025413 AMAQI
14th Nov 2025424 AMAQI
14th Nov 2025435 AMAQI
14th Nov 2025536 AMAQI
5°C0/12°C
14th Nov 2025497 AMAQI
14th Nov 2025458 AMAQI
14th Nov 2025439 AMAQI
14th Nov 20254410 AMAQI
14th Nov 20254911 AMAQI
14th Nov 20255012 PMAQI
14th Nov 2025441 PMAQI
14th Nov 2025392 PMAQI
14th Nov 2025423 PMAQI
14th Nov 2025434 PMAQI
14th Nov 2025455 PMAQI
14th Nov 2025476 PMAQI
14th Nov 2025487 PMAQI
14th Nov 2025528 PMAQI
14th Nov 2025679 PMAQI
14th Nov 20257610 PMAQI
14th Nov 20257411 PMAQI
15th Nov 20257412 AMAQI
15th Nov 2025791 AMAQI
15th Nov 2025782 AMAQI
15th Nov 2025753 AMAQI
15th Nov 2025724 AMAQI
15th Nov 2025725 AMAQI
15th Nov 2025766 AMAQI
7°C1/17°C
15th Nov 2025857 AMAQI
15th Nov 2025828 AMAQI
15th Nov 2025799 AMAQI
15th Nov 20257410 AMAQI
15th Nov 20256711 AMAQI
15th Nov 20256112 PMAQI
15th Nov 2025581 PMAQI
15th Nov 2025562 PMAQI
15th Nov 2025553 PMAQI
15th Nov 2025574 PMAQI
15th Nov 2025565 PMAQI
15th Nov 2025586 PMAQI
15th Nov 2025627 PMAQI
15th Nov 2025638 PMAQI
15th Nov 2025639 PMAQI
15th Nov 20256510 PMAQI
15th Nov 20255811 PMAQI
16th Nov 20255312 AMAQI
16th Nov 2025481 AMAQI
16th Nov 2025442 AMAQI
16th Nov 2025373 AMAQI
16th Nov 2025354 AMAQI
16th Nov 2025345 AMAQI
16th Nov 2025326 AMAQI
10°C2/19°C
16th Nov 2025287 AMAQI
16th Nov 2025268 AMAQI
16th Nov 2025259 AMAQI
16th Nov 20252210 AMAQI
16th Nov 20252111 AMAQI
16th Nov 20252112 PMAQI
16th Nov 2025211 PMAQI
16th Nov 2025222 PMAQI
16th Nov 2025233 PMAQI
16th Nov 2025244 PMAQI
16th Nov 2025255 PMAQI
16th Nov 2025246 PMAQI
16th Nov 2025247 PMAQI
16th Nov 2025288 PMAQI
16th Nov 2025289 PMAQI
16th Nov 20252510 PMAQI
16th Nov 20252011 PMAQI
17th Nov 20251912 AMAQI
17th Nov 2025181 AMAQI
17th Nov 2025192 AMAQI
17th Nov 2025193 AMAQI
17th Nov 2025194 AMAQI
17th Nov 2025185 AMAQI
17th Nov 2025186 AMAQI
6°C2/7°C
17th Nov 2025197 AMAQI
17th Nov 2025238 AMAQI
17th Nov 2025269 AMAQI
17th Nov 20252710 AMAQI
17th Nov 20253311 AMAQI
17th Nov 20252912 PMAQI
17th Nov 2025231 PMAQI
17th Nov 2025182 PMAQI
17th Nov 2025183 PMAQI
17th Nov 2025174 PMAQI
17th Nov 2025175 PMAQI
17th Nov 2025186 PMAQI
17th Nov 2025237 PMAQI
17th Nov 2025258 PMAQI
17th Nov 2025349 PMAQI
17th Nov 20254810 PMAQI
17th Nov 20257211 PMAQI
18th Nov 20256112 AMAQI
18th Nov 2025621 AMAQI
18th Nov 2025642 AMAQI
18th Nov 2025623 AMAQI
18th Nov 2025554 AMAQI
18th Nov 2025615 AMAQI
18th Nov 2025656 AMAQI
2°C-2/9°C
18th Nov 2025657 AMAQI
18th Nov 2025648 AMAQI
18th Nov 2025409 AMAQI
18th Nov 20254310 AMAQI
18th Nov 20254711 AMAQI
18th Nov 20254512 PMAQI
18th Nov 2025451 PMAQI
18th Nov 2025442 PMAQI
18th Nov 2025383 PMAQI
18th Nov 2025404 PMAQI
18th Nov 2025405 PMAQI
18th Nov 2025386 PMAQI
18th Nov 2025407 PMAQI
18th Nov 2025398 PMAQI
18th Nov 2025419 PMAQI
18th Nov 20254710 PMAQI
18th Nov 20255111 PMAQI
19th Nov 20255212 AMAQI
19th Nov 2025501 AMAQI
19th Nov 2025542 AMAQI
19th Nov 2025563 AMAQI
19th Nov 2025544 AMAQI
19th Nov 2025525 AMAQI
19th Nov 2025516 AMAQI
1°C-4/7°C
19th Nov 2025487 AMAQI
19th Nov 2025448 AMAQI
19th Nov 2025409 AMAQI
19th Nov 20254010 AMAQI
19th Nov 20254211 AMAQI
19th Nov 20254112 PMAQI
19th Nov 2025401 PMAQI
19th Nov 2025282 PMAQI
19th Nov 2025263 PMAQI
19th Nov 2025274 PMAQI
19th Nov 2025275 PMAQI
19th Nov 2025306 PMAQI
19th Nov 2025317 PMAQI
19th Nov 2025368 PMAQI
19th Nov 2025449 PMAQI
19th Nov 20255310 PMAQI
19th Nov 20256311 PMAQI
20th Nov 20255512 AMAQI
20th Nov 2025531 AMAQI
20th Nov 2025512 AMAQI
20th Nov 2025503 AMAQI
20th Nov 2025484 AMAQI
20th Nov 2025445 AMAQI
20th Nov 2025416 AMAQI
4°C1/9°C
20th Nov 2025487 AMAQI
20th Nov 2025558 AMAQI
20th Nov 2025489 AMAQI
20th Nov 20254110 AMAQI
20th Nov 20254611 AMAQI
20th Nov 20255012 PMAQI
20th Nov 2025551 PMAQI
20th Nov 2025562 PMAQI
20th Nov 2025593 PMAQI
20th Nov 2025614 PMAQI
20th Nov 2025635 PMAQI
20th Nov 2025656 PMAQI
20th Nov 2025667 PMAQI
20th Nov 2025678 PMAQI
20th Nov 2025709 PMAQI
20th Nov 20257210 PMAQI
20th Nov 20257611 PMAQI
21st Nov 20257712 AMAQI
21st Nov 2025861 AMAQI
21st Nov 2025822 AMAQI
21st Nov 2025793 AMAQI
21st Nov 2025724 AMAQI
21st Nov 2025645 AMAQI
21st Nov 2025616 AMAQI
4°C-2/9°C
21st Nov 2025627 AMAQI
21st Nov 2025598 AMAQI
21st Nov 2025599 AMAQI
21st Nov 20256410 AMAQI
21st Nov 20257111 AMAQI
21st Nov 20257112 PMAQI
21st Nov 2025721 PMAQI
21st Nov 2025652 PMAQI
21st Nov 2025643 PMAQI
21st Nov 2025624 PMAQI
21st Nov 2025605 PMAQI
21st Nov 2025616 PMAQI
21st Nov 2025627 PMAQI
21st Nov 2025628 PMAQI
21st Nov 2025649 PMAQI
21st Nov 20256510 PMAQI
21st Nov 20256611 PMAQI
22nd Nov 20257012 AMAQI
22nd Nov 2025701 AMAQI
22nd Nov 2025642 AMAQI
22nd Nov 2025583 AMAQI
22nd Nov 2025484 AMAQI
22nd Nov 2025445 AMAQI
22nd Nov 2025446 AMAQI
8°C5/12°C
22nd Nov 2025447 AMAQI
22nd Nov 2025458 AMAQI
22nd Nov 2025479 AMAQI
22nd Nov 20255010 AMAQI
22nd Nov 20254511 AMAQI
22nd Nov 20253612 PMAQI
22nd Nov 2025321 PMAQI
22nd Nov 2025322 PMAQI
22nd Nov 2025343 PMAQI
22nd Nov 2025354 PMAQI
22nd Nov 2025345 PMAQI
22nd Nov 2025386 PMAQI
22nd Nov 2025407 PMAQI
22nd Nov 2025468 PMAQI
22nd Nov 2025529 PMAQI
22nd Nov 20255310 PMAQI
22nd Nov 20255111 PMAQI
23rd Nov 20254912 AMAQI
23rd Nov 2025491 AMAQI
23rd Nov 2025482 AMAQI
23rd Nov 2025493 AMAQI
23rd Nov 2025514 AMAQI
23rd Nov 2025555 AMAQI
23rd Nov 2025586 AMAQI
4°C-1/9°C
23rd Nov 2025557 AMAQI
23rd Nov 2025558 AMAQI
23rd Nov 2025589 AMAQI
23rd Nov 20255810 AMAQI
23rd Nov 20256211 AMAQI
23rd Nov 20255812 PMAQI
23rd Nov 2025501 PMAQI
23rd Nov 2025422 PMAQI
23rd Nov 2025413 PMAQI
23rd Nov 2025404 PMAQI
23rd Nov 2025355 PMAQI
23rd Nov 2025316 PMAQI
23rd Nov 2025327 PMAQI
23rd Nov 2025338 PMAQI
23rd Nov 2025459 PMAQI
23rd Nov 20254210 PMAQI
23rd Nov 20253711 PMAQI
24th Nov 20253612 AMAQI
24th Nov 2025381 AMAQI
24th Nov 2025382 AMAQI
24th Nov 2025423 AMAQI
24th Nov 2025404 AMAQI
24th Nov 2025435 AMAQI
24th Nov 2025506 AMAQI
6°C2/15°C
24th Nov 2025917 AMAQI
24th Nov 2025758 AMAQI
24th Nov 2025589 AMAQI
24th Nov 20255410 AMAQI
24th Nov 20257011 AMAQI
24th Nov 20257512 PMAQI
24th Nov 2025491 PMAQI
24th Nov 2025402 PMAQI
24th Nov 2025413 PMAQI
24th Nov 2025424 PMAQI
24th Nov 2025465 PMAQI
24th Nov 2025436 PMAQI
24th Nov 2025477 PMAQI
24th Nov 2025628 PMAQI
24th Nov 2025669 PMAQI
24th Nov 20259010 PMAQI
24th Nov 20258911 PMAQI
25th Nov 20256312 AMAQI
25th Nov 2025561 AMAQI
25th Nov 2025582 AMAQI
25th Nov 2025553 AMAQI
25th Nov 2025664 AMAQI
25th Nov 2025535 AMAQI
25th Nov 2025586 AMAQI
5°C-3/12°C
25th Nov 2025537 AMAQI
25th Nov 2025538 AMAQI
25th Nov 2025539 AMAQI
25th Nov 20255310 AMAQI
25th Nov 20255211 AMAQI
25th Nov 20255112 PMAQI
25th Nov 2025501 PMAQI
25th Nov 2025492 PMAQI
25th Nov 2025483 PMAQI
25th Nov 2025494 PMAQI
25th Nov 2025515 PMAQI
25th Nov 2025556 PMAQI
25th Nov 2025587 PMAQI
25th Nov 2025658 PMAQI
25th Nov 2025659 PMAQI
25th Nov 20256210 PMAQI
25th Nov 20256211 PMAQI
26th Nov 20256312 AMAQI
26th Nov 2025571 AMAQI
26th Nov 2025552 AMAQI
26th Nov 2025553 AMAQI
26th Nov 2025544 AMAQI
26th Nov 2025525 AMAQI
26th Nov 2025526 AMAQI
8°C5/10°C
26th Nov 2025527 AMAQI
26th Nov 2025528 AMAQI
26th Nov 2025509 AMAQI
26th Nov 20254810 AMAQI
26th Nov 20254111 AMAQI
26th Nov 20253912 PMAQI
26th Nov 2025351 PMAQI
26th Nov 2025362 PMAQI
26th Nov 2025323 PMAQI
26th Nov 2025294 PMAQI
26th Nov 2025285 PMAQI
26th Nov 2025296 PMAQI
26th Nov 2025307 PMAQI
26th Nov 2025298 PMAQI
26th Nov 2025329 PMAQI
26th Nov 20253510 PMAQI
26th Nov 20253611 PMAQI
27th Nov 20253112 AMAQI
27th Nov 2025311 AMAQI
27th Nov 2025302 AMAQI
27th Nov 2025303 AMAQI
27th Nov 2025294 AMAQI
27th Nov 2025275 AMAQI
27th Nov 2025246 AMAQI
5°C0/10°C
27th Nov 2025257 AMAQI
7 AM27th Nov 2025268 AMAQI
27th Nov 2025209 AMAQI
27th Nov 20251910 AMAQI
27th Nov 20251911 AMAQI
27th Nov 20251612 PMAQI
12 PM27th Nov 2025121 PMAQI
27th Nov 2025132 PMAQI
27th Nov 2025133 PMAQI
5 PM
12 AM
6 AM
--°C/°C
Day time
Avg. Highest Time
7 AM - 12 PM
43AQI
6 hours / Day
180 hours / Month
Avg. Lowest Time
2 PM - 5 PM
37AQI
4 hours / Day
120 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 7 AM to 12 PM (Avg. 43), while the lowest AQI was between 2 PM to 5 PM (Avg. 37).
Night time
Avg. Highest Time
10 PM - 11 PM
45AQI
2 hours / Day
60 hours / Month
Avg. Lowest Time
6 PM - 7 PM
37AQI
2 hours / Day
60 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 10 PM to 11 PM (Avg. 45), while the lowest AQI was between 6 PM to 7 PM (Avg. 37).
2025 Days Vs Air Quality
Windsor, Ontario, Canada
2025
74%
244
25%
81
2%
5
Total number of days with different AQI categories in last 331 days in 2025 (34 days remaining)
Good
244 DaysModerate
81 DaysPoor
5 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 74%
Health Risk Level:
Low
In 2025, 74% of 331 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
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.
-1th undefined 2025
-1th undefined 2025
-1th undefined 2025
1st January 2025
20AQI
20AQI
2nd January 2025
25AQI
25AQI
3rd January 2025
24AQI
24AQI
4th January 2025
23AQI
23AQI
5th January 2025
24AQI
24AQI
6th January 2025
21AQI
21AQI
7th January 2025
21AQI
21AQI
8th January 2025
22AQI
22AQI
9th January 2025
27AQI
27AQI
10th January 2025
69AQI
69AQI
11th January 2025
60AQI
60AQI
12th January 2025
55AQI
55AQI
13th January 2025
36AQI
36AQI
14th January 2025
30AQI
30AQI
15th January 2025
32AQI
32AQI
16th January 2025
59AQI
59AQI
17th January 2025
48AQI
48AQI
18th January 2025
32AQI
32AQI
19th January 2025
24AQI
24AQI
20th January 2025
23AQI
23AQI
21st January 2025
28AQI
28AQI
22nd January 2025
35AQI
35AQI
23rd January 2025
42AQI
42AQI
24th January 2025
36AQI
36AQI
25th January 2025
51AQI
51AQI
26th January 2025
31AQI
31AQI
27th January 2025
30AQI
30AQI
28th January 2025
25AQI
25AQI
29th January 2025
24AQI
24AQI
30th January 2025
34AQI
34AQI
31st January 2025
45AQI
45AQI
1st February 2025
23AQI
23AQI
2nd February 2025
36AQI
36AQI
3rd February 2025
67AQI
67AQI
4th February 2025
24AQI
24AQI
5th February 2025
22AQI
22AQI
6th February 2025
34AQI
34AQI
7th February 2025
29AQI
29AQI
8th February 2025
42AQI
42AQI
9th February 2025
42AQI
42AQI
10th February 2025
42AQI
42AQI
11th February 2025
48AQI
48AQI
12th February 2025
45AQI
45AQI
13th February 2025
43AQI
43AQI
14th February 2025
50AQI
50AQI
15th February 2025
58AQI
58AQI
16th February 2025
42AQI
42AQI
17th February 2025
25AQI
25AQI
18th February 2025
26AQI
26AQI
19th February 2025
27AQI
27AQI
20th February 2025
26AQI
26AQI
21st February 2025
28AQI
28AQI
22nd February 2025
57AQI
57AQI
23rd February 2025
59AQI
59AQI
24th February 2025
56AQI
56AQI
25th February 2025
45AQI
45AQI
26th February 2025
40AQI
40AQI
27th February 2025
48AQI
48AQI
28th February 2025
29AQI
29AQI
1st March 2025
27AQI
27AQI
2nd March 2025
28AQI
28AQI
3rd March 2025
48AQI
48AQI
4th March 2025
40AQI
40AQI
5th March 2025
31AQI
31AQI
6th March 2025
27AQI
27AQI
7th March 2025
29AQI
29AQI
8th March 2025
32AQI
32AQI
9th March 2025
30AQI
30AQI
10th March 2025
37AQI
37AQI
11th March 2025
35AQI
35AQI
12th March 2025
27AQI
27AQI
13th March 2025
28AQI
28AQI
14th March 2025
45AQI
45AQI
15th March 2025
41AQI
41AQI
16th March 2025
23AQI
23AQI
17th March 2025
21AQI
21AQI
18th March 2025
27AQI
27AQI
19th March 2025
37AQI
37AQI
20th March 2025
24AQI
24AQI
21st March 2025
22AQI
22AQI
22nd March 2025
19AQI
19AQI
23rd March 2025
19AQI
19AQI
24th March 2025
24AQI
24AQI
25th March 2025
21AQI
21AQI
26th March 2025
21AQI
21AQI
27th March 2025
37AQI
37AQI
28th March 2025
52AQI
52AQI
29th March 2025
53AQI
53AQI
30th March 2025
44AQI
44AQI
31st March 2025
21AQI
21AQI
1st April 2025
18AQI
18AQI
2nd April 2025
22AQI
22AQI
3rd April 2025
26AQI
26AQI
4th April 2025
21AQI
21AQI
5th April 2025
23AQI
23AQI
6th April 2025
22AQI
22AQI
7th April 2025
25AQI
25AQI
8th April 2025
17AQI
17AQI
9th April 2025
27AQI
27AQI
10th April 2025
35AQI
35AQI
11th April 2025
38AQI
38AQI
12th April 2025
23AQI
23AQI
13th April 2025
34AQI
34AQI
14th April 2025
31AQI
31AQI
15th April 2025
18AQI
18AQI
16th April 2025
16AQI
16AQI
17th April 2025
26AQI
26AQI
18th April 2025
43AQI
43AQI
19th April 2025
48AQI
48AQI
20th April 2025
20AQI
20AQI
21st April 2025
25AQI
25AQI
22nd April 2025
18AQI
18AQI
23rd April 2025
41AQI
41AQI
24th April 2025
54AQI
54AQI
25th April 2025
46AQI
46AQI
26th April 2025
27AQI
27AQI
27th April 2025
28AQI
28AQI
28th April 2025
24AQI
24AQI
29th April 2025
40AQI
40AQI
30th April 2025
23AQI
23AQI
1st May 2025
26AQI
26AQI
2nd May 2025
33AQI
33AQI
3rd May 2025
18AQI
18AQI
4th May 2025
20AQI
20AQI
5th May 2025
25AQI
25AQI
6th May 2025
34AQI
34AQI
7th May 2025
38AQI
38AQI
8th May 2025
20AQI
20AQI
9th May 2025
21AQI
21AQI
10th May 2025
35AQI
35AQI
11th May 2025
25AQI
25AQI
12th May 2025
30AQI
30AQI
13th May 2025
26AQI
26AQI
14th May 2025
22AQI
22AQI
15th May 2025
28AQI
28AQI
16th May 2025
35AQI
35AQI
17th May 2025
27AQI
27AQI
18th May 2025
17AQI
17AQI
19th May 2025
17AQI
17AQI
20th May 2025
18AQI
18AQI
21st May 2025
19AQI
19AQI
22nd May 2025
16AQI
16AQI
23rd May 2025
14AQI
14AQI
24th May 2025
13AQI
13AQI
25th May 2025
30AQI
30AQI
26th May 2025
24AQI
24AQI
27th May 2025
26AQI
26AQI
28th May 2025
20AQI
20AQI
29th May 2025
36AQI
36AQI
30th May 2025
39AQI
39AQI
31st May 2025
31AQI
31AQI
1st June 2025
27AQI
27AQI
2nd June 2025
33AQI
33AQI
3rd June 2025
50AQI
50AQI
4th June 2025
72AQI
72AQI
5th June 2025
86AQI
86AQI
6th June 2025
113AQI
113AQI
7th June 2025
74AQI
74AQI
8th June 2025
106AQI
106AQI
9th June 2025
81AQI
81AQI
10th June 2025
59AQI
59AQI
11th June 2025
74AQI
74AQI
12th June 2025
80AQI
80AQI
13th June 2025
56AQI
56AQI
14th June 2025
47AQI
47AQI
15th June 2025
47AQI
47AQI
16th June 2025
45AQI
45AQI
17th June 2025
38AQI
38AQI
18th June 2025
36AQI
36AQI
19th June 2025
27AQI
27AQI
20th June 2025
38AQI
38AQI
21st June 2025
44AQI
44AQI
22nd June 2025
48AQI
48AQI
23rd June 2025
54AQI
54AQI
24th June 2025
57AQI
57AQI
25th June 2025
53AQI
53AQI
26th June 2025
51AQI
51AQI
27th June 2025
47AQI
47AQI
28th June 2025
31AQI
31AQI
29th June 2025
33AQI
33AQI
30th June 2025
35AQI
35AQI
1st July 2025
34AQI
34AQI
2nd July 2025
45AQI
45AQI
3rd July 2025
53AQI
53AQI
4th July 2025
54AQI
54AQI
5th July 2025
60AQI
60AQI
6th July 2025
58AQI
58AQI
7th July 2025
39AQI
39AQI
8th July 2025
55AQI
55AQI
9th July 2025
59AQI
59AQI
10th July 2025
54AQI
54AQI
11th July 2025
53AQI
53AQI
12th July 2025
45AQI
45AQI
13th July 2025
43AQI
43AQI
14th July 2025
67AQI
67AQI
15th July 2025
96AQI
96AQI
16th July 2025
89AQI
89AQI
17th July 2025
48AQI
48AQI
18th July 2025
29AQI
29AQI
19th July 2025
31AQI
31AQI
20th July 2025
33AQI
33AQI
21st July 2025
52AQI
52AQI
22nd July 2025
30AQI
30AQI
23rd July 2025
31AQI
31AQI
24th July 2025
49AQI
49AQI
25th July 2025
36AQI
36AQI
26th July 2025
53AQI
53AQI
27th July 2025
38AQI
38AQI
28th July 2025
41AQI
41AQI
29th July 2025
40AQI
40AQI
30th July 2025
53AQI
53AQI
31st July 2025
113AQI
113AQI
1st August 2025
85AQI
85AQI
2nd August 2025
44AQI
44AQI
3rd August 2025
70AQI
70AQI
4th August 2025
125AQI
125AQI
5th August 2025
109AQI
109AQI
6th August 2025
82AQI
82AQI
7th August 2025
77AQI
77AQI
8th August 2025
66AQI
66AQI
9th August 2025
59AQI
59AQI
10th August 2025
62AQI
62AQI
11th August 2025
60AQI
60AQI
12th August 2025
57AQI
57AQI
13th August 2025
47AQI
47AQI
14th August 2025
67AQI
67AQI
15th August 2025
79AQI
79AQI
16th August 2025
68AQI
68AQI
17th August 2025
48AQI
48AQI
18th August 2025
21AQI
21AQI
19th August 2025
29AQI
29AQI
20th August 2025
20AQI
20AQI
21st August 2025
23AQI
23AQI
22nd August 2025
32AQI
32AQI
23rd August 2025
39AQI
39AQI
24th August 2025
31AQI
31AQI
25th August 2025
20AQI
20AQI
26th August 2025
26AQI
26AQI
27th August 2025
33AQI
33AQI
28th August 2025
44AQI
44AQI
29th August 2025
22AQI
22AQI
30th August 2025
29AQI
29AQI
31st August 2025
43AQI
43AQI
1st September 2025
42AQI
42AQI
2nd September 2025
40AQI
40AQI
3rd September 2025
47AQI
47AQI
4th September 2025
38AQI
38AQI
5th September 2025
50AQI
50AQI
6th September 2025
28AQI
28AQI
7th September 2025
31AQI
31AQI
8th September 2025
30AQI
30AQI
9th September 2025
32AQI
32AQI
10th September 2025
49AQI
49AQI
11th September 2025
60AQI
60AQI
12th September 2025
56AQI
56AQI
13th September 2025
65AQI
65AQI
14th September 2025
67AQI
67AQI
15th September 2025
59AQI
59AQI
16th September 2025
51AQI
51AQI
17th September 2025
53AQI
53AQI
18th September 2025
62AQI
62AQI
19th September 2025
55AQI
55AQI
20th September 2025
31AQI
31AQI
21st September 2025
31AQI
31AQI
22nd September 2025
47AQI
47AQI
23rd September 2025
47AQI
47AQI
24th September 2025
48AQI
48AQI
25th September 2025
44AQI
44AQI
26th September 2025
41AQI
41AQI
27th September 2025
47AQI
47AQI
28th September 2025
52AQI
52AQI
29th September 2025
39AQI
39AQI
30th September 2025
51AQI
51AQI
1st October 2025
38AQI
38AQI
2nd October 2025
39AQI
39AQI
3rd October 2025
66AQI
66AQI
4th October 2025
68AQI
68AQI
5th October 2025
74AQI
74AQI
6th October 2025
62AQI
62AQI
7th October 2025
37AQI
37AQI
8th October 2025
37AQI
37AQI
9th October 2025
35AQI
35AQI
10th October 2025
51AQI
51AQI
11th October 2025
48AQI
48AQI
12th October 2025
52AQI
52AQI
13th October 2025
45AQI
45AQI
14th October 2025
70AQI
70AQI
15th October 2025
34AQI
34AQI
16th October 2025
39AQI
39AQI
17th October 2025
52AQI
52AQI
18th October 2025
56AQI
56AQI
19th October 2025
46AQI
46AQI
20th October 2025
28AQI
28AQI
21st October 2025
30AQI
30AQI
22nd October 2025
25AQI
25AQI
23rd October 2025
16AQI
16AQI
24th October 2025
22AQI
22AQI
25th October 2025
34AQI
34AQI
26th October 2025
39AQI
39AQI
27th October 2025
31AQI
31AQI
28th October 2025
27AQI
27AQI
29th October 2025
35AQI
35AQI
30th October 2025
44AQI
44AQI
31st October 2025
33AQI
33AQI
1st November 2025
59AQI
59AQI
2nd November 2025
88AQI
88AQI
3rd November 2025
47AQI
47AQI
4th November 2025
37AQI
37AQI
5th November 2025
37AQI
37AQI
6th November 2025
26AQI
26AQI
7th November 2025
38AQI
38AQI
8th November 2025
29AQI
29AQI
9th November 2025
29AQI
29AQI
10th November 2025
17AQI
17AQI
11th November 2025
36AQI
36AQI
12th November 2025
47AQI
47AQI
13th November 2025
44AQI
44AQI
14th November 2025
61AQI
61AQI
15th November 2025
82AQI
82AQI
16th November 2025
29AQI
29AQI
17th November 2025
28AQI
28AQI
18th November 2025
61AQI
61AQI
19th November 2025
48AQI
48AQI
20th November 2025
67AQI
67AQI
21st November 2025
78AQI
78AQI
22nd November 2025
50AQI
50AQI
23rd November 2025
51AQI
51AQI
24th November 2025
65AQI
65AQI
25th November 2025
65AQI
65AQI
26th November 2025
44AQI
44AQI
27th November 2025
28th November 2025
29th November 2025
30th November 2025
1st December 2025
2nd December 2025
3rd December 2025
4th December 2025
5th December 2025
6th December 2025
7th December 2025
8th December 2025
9th December 2025
10th December 2025
11th December 2025
12th December 2025
13th December 2025
14th December 2025
15th December 2025
16th December 2025
17th December 2025
18th December 2025
19th December 2025
20th December 2025
21st December 2025
22nd December 2025
23rd December 2025
24th December 2025
25th December 2025
26th December 2025
27th December 2025
28th December 2025
29th December 2025
30th December 2025
31st December 2025
34AQI
40AQI
31AQI
29AQI
25AQI
55AQI
51AQI
52AQI
46AQI
42AQI
49AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202541AQI
26
5
23
5
29
2
29
1
31
16
12
2
16
14
1
17
12
2
19
11
22
9
16
10
244
81
5
Highest AQI recorded in
June55AQI
Lowest AQI recorded in
May25AQI
202436AQI
22
9
17
12
29
2
30
31
29
1
30
1
25
6
30
26
5
28
2
27
4
324
42
Highest AQI recorded in
February46AQI
Lowest AQI recorded in
November31AQI
202345AQI
19
12
24
4
24
7
22
8
22
9
8
14
6
1
1
21
9
1
17
14
27
3
28
3
22
7
20
11
254
101
7
1
1
Highest AQI recorded in
June79AQI
Lowest AQI recorded in
October33AQI
202239AQI
27
3
1
18
3
1
21
10
29
1
28
3
24
6
20
4
3
26
4
27
4
23
7
25
6
271
51
2
Highest AQI recorded in
June45AQI
Lowest AQI recorded in
April33AQI
202137AQI
23
7
20
8
26
5
27
3
28
3
28
2
19
12
20
11
28
2
29
2
23
7
27
4
298
66
Highest AQI recorded in
August46AQI
Lowest AQI recorded in
May29AQI
202033AQI
11
1
20
1
18
28
2
25
6
27
4
27
3
30
1
27
3
22
9
235
30
Highest AQI recorded in
December39AQI
Lowest AQI recorded in
October26AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2023(Avg.)
45AQILeast Polluted Year Recorded
2020(Avg.)
33AQIWindsor's annual 2025 AQI (41) shows an average percentage change of 9.4% (worsened AQI) compared to previous years: 2020 (33), 2021 (37), 2022 (39), 2023 (45), 2024 (36).
