Country Background
HistoryAQIPM2.5PM10COSO2NO2O3

Toronto North, Toronto, 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

Toronto North, Toronto, Ontario, Canada

2021
2022
2023
2024
2025
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
4th Aug 2025
136AQI
Lowest AQI recorded on
13th Aug 2023
18AQI

Same Day Analysis (4th August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 1st highest AQI at 136 of Poor air quality on the same day.

Download 2024 Annual Data

World Air Quality Report

Globe

Day & Night AQI Trend: 4th Aug - 5th Aug 2025

Toronto North, Toronto, Ontario, Canada

AQI
Day
Night
.

5 AM4th Aug 2025

8 PM

4 AM5th Aug 2025

Day time
Avg. Highest Time
10AM4th Aug

156AQI

Avg. Lowest Time
6PM4th Aug

100AQI

Night time
Avg. Highest Time
9PM4th Aug

148AQI

Avg. Lowest Time
12AM5th Aug

103AQI

In the last 24 hours,

Toronto North's AQI reached its highest point of 156 at 10 AM during the Day, while the lowest point, 100, was recorded at 6 PM during the Day between 4th Aug and 5th Aug 2025.

Day & Night AQI Trend : Jul - Aug 2025

Toronto North, Toronto, Ontario, Canada

JulAug
06th - 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 - 05th05th
Day
Night
6th Jul 2025565 AMAQI
6th Jul 2025576 AMAQI
6th Jul 2025547 AMAQI
6th Jul 2025548 AMAQI
6th Jul 2025549 AMAQI
6th Jul 20255510 AMAQI
6th Jul 20255511 AMAQI
6th Jul 20255612 PMAQI
6th Jul 2025551 PMAQI
6th Jul 2025552 PMAQI
6th Jul 2025553 PMAQI
6th Jul 2025544 PMAQI
6th Jul 2025545 PMAQI
6th Jul 2025546 PMAQI
6th Jul 2025547 PMAQI
6th Jul 2025548 PMAQI
6th Jul 2025549 PMAQI
6th Jul 20255410 PMAQI
6th Jul 20255411 PMAQI
7th Jul 20255412 AMAQI
7th Jul 2025541 AMAQI
7th Jul 2025542 AMAQI
7th Jul 2025543 AMAQI
7th Jul 2025544 AMAQI

29°C23/36°C

7th Jul 2025545 AMAQI
7th Jul 2025566 AMAQI
7th Jul 2025557 AMAQI
7th Jul 2025528 AMAQI
7th Jul 2025539 AMAQI
7th Jul 20255210 AMAQI
7th Jul 20254811 AMAQI
7th Jul 20254212 PMAQI
7th Jul 2025401 PMAQI
7th Jul 2025402 PMAQI
7th Jul 2025383 PMAQI
7th Jul 2025434 PMAQI
7th Jul 2025475 PMAQI
7th Jul 2025466 PMAQI
7th Jul 2025467 PMAQI
7th Jul 2025468 PMAQI
7th Jul 2025509 PMAQI
7th Jul 20255010 PMAQI
7th Jul 20254811 PMAQI
8th Jul 20254612 AMAQI
8th Jul 2025461 AMAQI
8th Jul 2025322 AMAQI
8th Jul 2025313 AMAQI
8th Jul 2025324 AMAQI

25°C21/30°C

8th Jul 2025305 AMAQI
8th Jul 2025266 AMAQI
8th Jul 2025327 AMAQI
8th Jul 2025348 AMAQI
8th Jul 2025329 AMAQI
8th Jul 20253010 AMAQI
8th Jul 20253111 AMAQI
8th Jul 20253312 PMAQI
8th Jul 2025311 PMAQI
8th Jul 2025312 PMAQI
8th Jul 2025323 PMAQI
8th Jul 2025334 PMAQI
8th Jul 2025365 PMAQI
8th Jul 2025366 PMAQI
8th Jul 2025377 PMAQI
8th Jul 2025388 PMAQI
8th Jul 2025359 PMAQI
8th Jul 20253710 PMAQI
8th Jul 20253811 PMAQI
9th Jul 20253612 AMAQI
9th Jul 2025371 AMAQI
9th Jul 2025312 AMAQI
9th Jul 2025323 AMAQI
9th Jul 2025314 AMAQI

23°C20/28°C

9th Jul 2025385 AMAQI
9th Jul 2025396 AMAQI
9th Jul 2025377 AMAQI
9th Jul 2025388 AMAQI
9th Jul 2025409 AMAQI
9th Jul 20254810 AMAQI
9th Jul 20254311 AMAQI
9th Jul 20255012 PMAQI
9th Jul 2025511 PMAQI
9th Jul 2025502 PMAQI
9th Jul 2025523 PMAQI
9th Jul 2025494 PMAQI
9th Jul 2025465 PMAQI
9th Jul 2025486 PMAQI
9th Jul 2025487 PMAQI
9th Jul 2025488 PMAQI
9th Jul 2025429 PMAQI
9th Jul 20254010 PMAQI
9th Jul 20253711 PMAQI
10th Jul 20253712 AMAQI
10th Jul 2025381 AMAQI
10th Jul 2025342 AMAQI
10th Jul 2025333 AMAQI
10th Jul 2025334 AMAQI

23°C20/28°C

10th Jul 2025355 AMAQI
10th Jul 2025346 AMAQI
10th Jul 2025357 AMAQI
10th Jul 2025378 AMAQI
10th Jul 2025389 AMAQI
10th Jul 20253610 AMAQI
10th Jul 20253811 AMAQI
10th Jul 20254612 PMAQI
10th Jul 2025511 PMAQI
10th Jul 2025502 PMAQI
10th Jul 2025523 PMAQI
10th Jul 2025494 PMAQI
10th Jul 2025485 PMAQI
10th Jul 2025476 PMAQI
10th Jul 2025457 PMAQI
10th Jul 2025448 PMAQI
10th Jul 2025429 PMAQI
10th Jul 20254210 PMAQI
10th Jul 20254711 PMAQI
11th Jul 20254612 AMAQI
11th Jul 2025451 AMAQI
11th Jul 2025502 AMAQI
11th Jul 2025493 AMAQI
11th Jul 2025524 AMAQI

25°C21/29°C

11th Jul 2025525 AMAQI
11th Jul 2025526 AMAQI
11th Jul 2025497 AMAQI
11th Jul 2025518 AMAQI
11th Jul 2025529 AMAQI
11th Jul 20255210 AMAQI
11th Jul 20255211 AMAQI
11th Jul 20255212 PMAQI
11th Jul 2025531 PMAQI
11th Jul 2025542 PMAQI
11th Jul 2025543 PMAQI
11th Jul 2025544 PMAQI
11th Jul 2025535 PMAQI
11th Jul 2025526 PMAQI
11th Jul 2025527 PMAQI
11th Jul 2025528 PMAQI
11th Jul 2025509 PMAQI
11th Jul 20255110 PMAQI
11th Jul 20255211 PMAQI
12th Jul 20255312 AMAQI
12th Jul 2025511 AMAQI
12th Jul 2025542 AMAQI
12th Jul 2025543 AMAQI
12th Jul 2025544 AMAQI

25°C19/33°C

12th Jul 2025505 AMAQI
12th Jul 2025466 AMAQI
12th Jul 2025407 AMAQI
12th Jul 2025428 AMAQI
12th Jul 2025489 AMAQI
12th Jul 20254210 AMAQI
12th Jul 20254111 AMAQI
12th Jul 20254212 PMAQI
12th Jul 2025451 PMAQI
12th Jul 2025462 PMAQI
12th Jul 2025483 PMAQI
12th Jul 2025484 PMAQI
12th Jul 2025485 PMAQI
12th Jul 2025526 PMAQI
12th Jul 2025517 PMAQI
12th Jul 2025488 PMAQI
12th Jul 2025519 PMAQI
12th Jul 20255010 PMAQI
12th Jul 20254711 PMAQI
13th Jul 20254812 AMAQI
13th Jul 2025501 AMAQI
13th Jul 2025522 AMAQI
13th Jul 2025523 AMAQI
13th Jul 2025484 AMAQI

27°C22/35°C

13th Jul 2025445 AMAQI
13th Jul 2025446 AMAQI
13th Jul 2025467 AMAQI
13th Jul 2025438 AMAQI
13th Jul 2025449 AMAQI
13th Jul 20254310 AMAQI
13th Jul 20254311 AMAQI
13th Jul 20254312 PMAQI
13th Jul 2025401 PMAQI
13th Jul 2025382 PMAQI
13th Jul 2025403 PMAQI
13th Jul 2025424 PMAQI
13th Jul 2025465 PMAQI
13th Jul 2025476 PMAQI
13th Jul 2025467 PMAQI
13th Jul 2025508 PMAQI
13th Jul 2025489 PMAQI
13th Jul 20254810 PMAQI
13th Jul 20254811 PMAQI
14th Jul 20254712 AMAQI
14th Jul 2025471 AMAQI
14th Jul 2025422 AMAQI
14th Jul 2025443 AMAQI
14th Jul 2025424 AMAQI

28°C24/31°C

14th Jul 2025385 AMAQI
14th Jul 2025366 AMAQI
14th Jul 2025427 AMAQI
14th Jul 2025428 AMAQI
14th Jul 2025449 AMAQI
14th Jul 20254710 AMAQI
14th Jul 20254811 AMAQI
14th Jul 20254912 PMAQI
14th Jul 2025481 PMAQI
14th Jul 2025482 PMAQI
14th Jul 2025463 PMAQI
14th Jul 2025484 PMAQI
14th Jul 2025485 PMAQI
14th Jul 2025486 PMAQI
14th Jul 2025487 PMAQI
14th Jul 2025508 PMAQI
14th Jul 2025469 PMAQI
14th Jul 20254610 PMAQI
14th Jul 20254611 PMAQI
15th Jul 20254812 AMAQI
15th Jul 2025461 AMAQI
15th Jul 2025512 AMAQI
15th Jul 2025543 AMAQI
15th Jul 2025574 AMAQI

27°C20/33°C

15th Jul 2025615 AMAQI
15th Jul 2025666 AMAQI
15th Jul 2025717 AMAQI
15th Jul 2025688 AMAQI
15th Jul 2025609 AMAQI
15th Jul 20256010 AMAQI
15th Jul 20256211 AMAQI
15th Jul 20256212 PMAQI
15th Jul 2025621 PMAQI
15th Jul 2025642 PMAQI
15th Jul 2025723 PMAQI
15th Jul 2025604 PMAQI
15th Jul 2025615 PMAQI
15th Jul 2025606 PMAQI
15th Jul 2025617 PMAQI
15th Jul 2025628 PMAQI
15th Jul 2025609 PMAQI
15th Jul 20256010 PMAQI
15th Jul 20256011 PMAQI
16th Jul 20256012 AMAQI
16th Jul 2025611 AMAQI
16th Jul 2025712 AMAQI
16th Jul 2025663 AMAQI
16th Jul 2025664 AMAQI

28°C20/35°C

16th Jul 2025705 AMAQI
16th Jul 2025606 AMAQI
16th Jul 2025677 AMAQI
16th Jul 2025668 AMAQI
16th Jul 2025689 AMAQI
16th Jul 20256910 AMAQI
16th Jul 20256511 AMAQI
16th Jul 20256412 PMAQI
16th Jul 2025641 PMAQI
16th Jul 2025722 PMAQI
16th Jul 2025723 PMAQI
16th Jul 2025714 PMAQI
16th Jul 2025695 PMAQI
16th Jul 2025696 PMAQI
16th Jul 2025687 PMAQI
16th Jul 2025688 PMAQI
16th Jul 2025669 PMAQI
16th Jul 20256410 PMAQI
16th Jul 20256311 PMAQI
17th Jul 20256312 AMAQI
17th Jul 2025621 AMAQI
17th Jul 2025532 AMAQI
17th Jul 2025443 AMAQI
17th Jul 2025394 AMAQI

28°C21/36°C

17th Jul 2025385 AMAQI
17th Jul 2025376 AMAQI
17th Jul 2025337 AMAQI
17th Jul 2025368 AMAQI
17th Jul 2025419 AMAQI
17th Jul 20254210 AMAQI
17th Jul 20254011 AMAQI
17th Jul 20254312 PMAQI
17th Jul 2025481 PMAQI
17th Jul 2025472 PMAQI
17th Jul 2025363 PMAQI
17th Jul 2025394 PMAQI
17th Jul 2025405 PMAQI
17th Jul 2025396 PMAQI
17th Jul 2025407 PMAQI
17th Jul 2025408 PMAQI
17th Jul 2025409 PMAQI
17th Jul 20254010 PMAQI
17th Jul 20253611 PMAQI
18th Jul 20253612 AMAQI
18th Jul 2025361 AMAQI
18th Jul 2025242 AMAQI
18th Jul 2025243 AMAQI
18th Jul 2025244 AMAQI

24°C18/29°C

18th Jul 2025255 AMAQI
18th Jul 2025256 AMAQI
18th Jul 2025257 AMAQI
18th Jul 2025258 AMAQI
18th Jul 2025249 AMAQI
18th Jul 20252610 AMAQI
18th Jul 20252511 AMAQI
18th Jul 20252512 PMAQI
18th Jul 2025241 PMAQI
18th Jul 2025242 PMAQI
18th Jul 2025243 PMAQI
18th Jul 2025244 PMAQI
18th Jul 2025245 PMAQI
18th Jul 2025246 PMAQI
18th Jul 2025267 PMAQI
18th Jul 2025268 PMAQI
18th Jul 2025249 PMAQI
18th Jul 20252410 PMAQI
18th Jul 20252411 PMAQI
19th Jul 20252512 AMAQI
19th Jul 2025261 AMAQI
19th Jul 2025342 AMAQI
19th Jul 2025343 AMAQI
19th Jul 2025334 AMAQI

20°C14/25°C

19th Jul 2025335 AMAQI
19th Jul 2025326 AMAQI
19th Jul 2025347 AMAQI
19th Jul 2025358 AMAQI
19th Jul 2025349 AMAQI
19th Jul 20253210 AMAQI
19th Jul 20253111 AMAQI
19th Jul 20252812 PMAQI
19th Jul 2025291 PMAQI
19th Jul 2025302 PMAQI
19th Jul 2025343 PMAQI
19th Jul 2025324 PMAQI
19th Jul 2025325 PMAQI
19th Jul 2025336 PMAQI
19th Jul 2025347 PMAQI
19th Jul 2025348 PMAQI
19th Jul 2025349 PMAQI
19th Jul 20253410 PMAQI
19th Jul 20253311 PMAQI
20th Jul 20253412 AMAQI
20th Jul 2025331 AMAQI
20th Jul 2025342 AMAQI
20th Jul 2025313 AMAQI
20th Jul 2025284 AMAQI

23°C16/31°C

20th Jul 2025385 AMAQI
20th Jul 2025316 AMAQI
20th Jul 2025327 AMAQI
20th Jul 2025268 AMAQI
20th Jul 2025269 AMAQI
20th Jul 20252410 AMAQI
20th Jul 20252411 AMAQI
20th Jul 20252512 PMAQI
20th Jul 2025281 PMAQI
20th Jul 2025282 PMAQI
20th Jul 2025283 PMAQI
20th Jul 2025284 PMAQI
20th Jul 2025285 PMAQI
20th Jul 2025286 PMAQI
20th Jul 2025287 PMAQI
20th Jul 2025298 PMAQI
20th Jul 2025309 PMAQI
20th Jul 20253310 PMAQI
20th Jul 20253711 PMAQI
21st Jul 20253612 AMAQI
21st Jul 2025361 AMAQI
21st Jul 2025402 AMAQI
21st Jul 2025473 AMAQI
21st Jul 2025594 AMAQI

23°C20/30°C

21st Jul 2025645 AMAQI
21st Jul 2025596 AMAQI
21st Jul 2025577 AMAQI
21st Jul 2025528 AMAQI
21st Jul 2025509 AMAQI
21st Jul 20254510 AMAQI
21st Jul 20253811 AMAQI
21st Jul 20253512 PMAQI
21st Jul 2025361 PMAQI
21st Jul 2025352 PMAQI
21st Jul 2025343 PMAQI
21st Jul 2025374 PMAQI
21st Jul 2025405 PMAQI
21st Jul 2025406 PMAQI
21st Jul 2025407 PMAQI
21st Jul 2025418 PMAQI
21st Jul 2025469 PMAQI
21st Jul 20254610 PMAQI
21st Jul 20254211 PMAQI
22nd Jul 20254212 AMAQI
22nd Jul 2025401 AMAQI
22nd Jul 2025222 AMAQI
22nd Jul 2025193 AMAQI
22nd Jul 2025194 AMAQI

20°C16/24°C

22nd Jul 2025185 AMAQI
22nd Jul 2025186 AMAQI
22nd Jul 2025187 AMAQI
22nd Jul 2025188 AMAQI
22nd Jul 2025189 AMAQI
22nd Jul 20251910 AMAQI
22nd Jul 20251911 AMAQI
22nd Jul 20251912 PMAQI
22nd Jul 2025191 PMAQI
22nd Jul 2025202 PMAQI
22nd Jul 2025203 PMAQI
22nd Jul 2025214 PMAQI
22nd Jul 2025225 PMAQI
22nd Jul 2025226 PMAQI
22nd Jul 2025227 PMAQI
22nd Jul 2025228 PMAQI
22nd Jul 2025229 PMAQI
22nd Jul 20252210 PMAQI
22nd Jul 20252211 PMAQI
23rd Jul 20252212 AMAQI
23rd Jul 2025231 AMAQI
23rd Jul 2025212 AMAQI
23rd Jul 2025213 AMAQI
23rd Jul 2025224 AMAQI

20°C14/25°C

23rd Jul 2025215 AMAQI
23rd Jul 2025236 AMAQI
23rd Jul 2025237 AMAQI
23rd Jul 2025228 AMAQI
23rd Jul 2025229 AMAQI
23rd Jul 20252210 AMAQI
23rd Jul 20252311 AMAQI
23rd Jul 20252112 PMAQI
23rd Jul 2025221 PMAQI
23rd Jul 2025222 PMAQI
23rd Jul 2025223 PMAQI
23rd Jul 2025234 PMAQI
23rd Jul 2025245 PMAQI
23rd Jul 2025266 PMAQI
23rd Jul 2025257 PMAQI
23rd Jul 2025268 PMAQI
23rd Jul 2025239 PMAQI
23rd Jul 20252310 PMAQI
23rd Jul 20252611 PMAQI
24th Jul 20252512 AMAQI
24th Jul 2025261 AMAQI
24th Jul 2025282 AMAQI
24th Jul 2025283 AMAQI
24th Jul 2025394 AMAQI

23°C17/31°C

24th Jul 2025345 AMAQI
24th Jul 2025316 AMAQI
24th Jul 2025327 AMAQI
24th Jul 2025348 AMAQI
24th Jul 2025369 AMAQI
24th Jul 20253910 AMAQI
24th Jul 20254011 AMAQI
24th Jul 20254812 PMAQI
24th Jul 2025521 PMAQI
24th Jul 2025532 PMAQI
24th Jul 2025513 PMAQI
24th Jul 2025434 PMAQI
24th Jul 2025435 PMAQI
24th Jul 2025426 PMAQI
24th Jul 2025397 PMAQI
24th Jul 2025438 PMAQI
24th Jul 2025409 PMAQI
24th Jul 20253910 PMAQI
24th Jul 20254211 PMAQI
25th Jul 20254012 AMAQI
25th Jul 2025411 AMAQI
25th Jul 2025372 AMAQI
25th Jul 2025343 AMAQI
25th Jul 2025344 AMAQI

28°C20/37°C

25th Jul 2025345 AMAQI
25th Jul 2025346 AMAQI
25th Jul 2025317 AMAQI
25th Jul 2025318 AMAQI
25th Jul 2025329 AMAQI
25th Jul 20253010 AMAQI
25th Jul 20252911 AMAQI
25th Jul 20252912 PMAQI
25th Jul 2025281 PMAQI
25th Jul 2025302 PMAQI
25th Jul 2025303 PMAQI
25th Jul 2025324 PMAQI
25th Jul 2025355 PMAQI
25th Jul 2025386 PMAQI
25th Jul 2025417 PMAQI
25th Jul 2025378 PMAQI
25th Jul 2025369 PMAQI
25th Jul 20253710 PMAQI
25th Jul 20253811 PMAQI
26th Jul 20253712 AMAQI
26th Jul 2025361 AMAQI
26th Jul 2025512 AMAQI
26th Jul 2025593 AMAQI
26th Jul 2025604 AMAQI

26°C22/31°C

26th Jul 2025575 AMAQI
26th Jul 2025566 AMAQI
26th Jul 2025567 AMAQI
26th Jul 2025548 AMAQI
26th Jul 2025619 AMAQI
26th Jul 20256010 AMAQI
26th Jul 20256711 AMAQI
26th Jul 20256612 PMAQI
26th Jul 2025621 PMAQI
26th Jul 2025592 PMAQI
26th Jul 2025553 PMAQI
26th Jul 2025544 PMAQI
26th Jul 2025545 PMAQI
26th Jul 2025546 PMAQI
26th Jul 2025547 PMAQI
26th Jul 2025538 PMAQI
26th Jul 2025539 PMAQI
26th Jul 20255610 PMAQI
26th Jul 20255211 PMAQI
27th Jul 20255312 AMAQI
27th Jul 2025541 AMAQI
27th Jul 2025502 AMAQI
27th Jul 2025433 AMAQI
27th Jul 2025494 AMAQI

24°C19/30°C

27th Jul 2025525 AMAQI
27th Jul 2025516 AMAQI
27th Jul 2025437 AMAQI
27th Jul 2025458 AMAQI
27th Jul 2025489 AMAQI
27th Jul 20254810 AMAQI
27th Jul 20254611 AMAQI
27th Jul 20254812 PMAQI
27th Jul 2025481 PMAQI
27th Jul 2025492 PMAQI
27th Jul 2025493 PMAQI
27th Jul 2025514 PMAQI
27th Jul 2025505 PMAQI
27th Jul 2025506 PMAQI
27th Jul 2025497 PMAQI
27th Jul 2025488 PMAQI
27th Jul 2025509 PMAQI
27th Jul 20254910 PMAQI
27th Jul 20254911 PMAQI
28th Jul 20255012 AMAQI
28th Jul 2025521 AMAQI
28th Jul 2025532 AMAQI
28th Jul 2025533 AMAQI
28th Jul 2025534 AMAQI

28°C24/35°C

28th Jul 2025535 AMAQI
28th Jul 2025536 AMAQI
28th Jul 2025547 AMAQI
28th Jul 2025548 AMAQI
28th Jul 2025559 AMAQI
28th Jul 20255610 AMAQI
28th Jul 20255911 AMAQI
28th Jul 20255812 PMAQI
28th Jul 2025561 PMAQI
28th Jul 2025562 PMAQI
28th Jul 2025573 PMAQI
28th Jul 2025564 PMAQI
28th Jul 2025555 PMAQI
28th Jul 2025556 PMAQI
28th Jul 2025557 PMAQI
28th Jul 2025548 PMAQI
28th Jul 2025549 PMAQI
28th Jul 20255410 PMAQI
28th Jul 20255311 PMAQI
29th Jul 20255312 AMAQI
29th Jul 2025531 AMAQI
29th Jul 2025472 AMAQI
29th Jul 2025463 AMAQI
29th Jul 2025434 AMAQI

28°C19/36°C

29th Jul 2025415 AMAQI
29th Jul 2025376 AMAQI
29th Jul 2025417 AMAQI
29th Jul 2025428 AMAQI
29th Jul 2025449 AMAQI
29th Jul 20254410 AMAQI
29th Jul 20254211 AMAQI
29th Jul 20254012 PMAQI
29th Jul 2025391 PMAQI
29th Jul 2025382 PMAQI
29th Jul 2025413 PMAQI
29th Jul 2025444 PMAQI
29th Jul 2025485 PMAQI
29th Jul 2025486 PMAQI
29th Jul 2025467 PMAQI
29th Jul 2025458 PMAQI
29th Jul 2025469 PMAQI
29th Jul 20254610 PMAQI
29th Jul 20254411 PMAQI
30th Jul 20254512 AMAQI
30th Jul 2025451 AMAQI
30th Jul 2025422 AMAQI
30th Jul 2025413 AMAQI
30th Jul 2025424 AMAQI

28°C22/35°C

30th Jul 2025465 AMAQI
30th Jul 2025446 AMAQI
30th Jul 2025457 AMAQI
30th Jul 2025478 AMAQI
30th Jul 2025519 AMAQI
30th Jul 20255210 AMAQI
30th Jul 20255111 AMAQI
30th Jul 20254912 PMAQI
30th Jul 2025541 PMAQI
30th Jul 2025562 PMAQI
30th Jul 2025563 PMAQI
30th Jul 2025564 PMAQI
30th Jul 2025565 PMAQI
30th Jul 2025566 PMAQI
30th Jul 2025567 PMAQI
30th Jul 2025568 PMAQI
30th Jul 2025569 PMAQI
30th Jul 20255610 PMAQI
30th Jul 20255211 PMAQI
31st Jul 20255112 AMAQI
31st Jul 2025521 AMAQI
31st Jul 2025582 AMAQI
31st Jul 2025603 AMAQI
31st Jul 2025664 AMAQI

26°C20/33°C

31st Jul 2025735 AMAQI
31st Jul 2025776 AMAQI
31st Jul 2025717 AMAQI
31st Jul 20251028 AMAQI
31st Jul 20251469 AMAQI
31st Jul 202510610 AMAQI
31st Jul 20256011 AMAQI
31st Jul 202511012 PMAQI
31st Jul 20251521 PMAQI
31st Jul 20251372 PMAQI
31st Jul 20251093 PMAQI
31st Jul 2025924 PMAQI
31st Jul 2025905 PMAQI
31st Jul 2025906 PMAQI
31st Jul 20251047 PMAQI
31st Jul 2025968 PMAQI
31st Jul 20251409 PMAQI
31st Jul 202511010 PMAQI
31st Jul 20259411 PMAQI
1st Aug 20259112 AMAQI
1st Aug 2025951 AMAQI
1st Aug 2025902 AMAQI
1st Aug 2025703 AMAQI
1st Aug 2025694 AMAQI

22°C19/26°C

1st Aug 2025745 AMAQI
1st Aug 2025686 AMAQI
1st Aug 2025627 AMAQI
1st Aug 2025538 AMAQI
1st Aug 2025469 AMAQI
1st Aug 20253810 AMAQI
1st Aug 20253211 AMAQI
1st Aug 20252712 PMAQI
1st Aug 2025241 PMAQI
1st Aug 2025232 PMAQI
1st Aug 2025273 PMAQI
1st Aug 2025214 PMAQI
1st Aug 2025215 PMAQI
1st Aug 2025206 PMAQI
1st Aug 2025227 PMAQI
1st Aug 2025198 PMAQI
1st Aug 2025309 PMAQI
1st Aug 20252410 PMAQI
1st Aug 20252211 PMAQI
2nd Aug 20252412 AMAQI
2nd Aug 2025261 AMAQI
2nd Aug 2025252 AMAQI
2nd Aug 2025263 AMAQI
2nd Aug 2025264 AMAQI

21°C17/25°C

2nd Aug 2025275 AMAQI
2nd Aug 2025266 AMAQI
2nd Aug 2025287 AMAQI
2nd Aug 2025268 AMAQI
2nd Aug 2025299 AMAQI
2nd Aug 20253310 AMAQI
2nd Aug 20253511 AMAQI
2nd Aug 20253612 PMAQI
2nd Aug 2025371 PMAQI
2nd Aug 2025412 PMAQI
2nd Aug 2025503 PMAQI
2nd Aug 2025604 PMAQI
2nd Aug 2025685 PMAQI
2nd Aug 2025776 PMAQI
2nd Aug 2025857 PMAQI
2nd Aug 2025838 PMAQI
2nd Aug 2025469 PMAQI
2nd Aug 20256610 PMAQI
2nd Aug 20259511 PMAQI
3rd Aug 20259712 AMAQI
3rd Aug 2025961 AMAQI
3rd Aug 20251082 AMAQI
3rd Aug 20251133 AMAQI
3rd Aug 20251114 AMAQI

22°C14/30°C

3rd Aug 20251035 AMAQI
3rd Aug 20251046 AMAQI
3rd Aug 20251127 AMAQI
3rd Aug 20251168 AMAQI
3rd Aug 20251159 AMAQI
3rd Aug 202511610 AMAQI
3rd Aug 202511411 AMAQI
3rd Aug 202511112 PMAQI
3rd Aug 20251171 PMAQI
3rd Aug 20251222 PMAQI
3rd Aug 20251283 PMAQI
3rd Aug 20251274 PMAQI
3rd Aug 20251365 PMAQI
3rd Aug 20251226 PMAQI
3rd Aug 2025937 PMAQI
3rd Aug 2025828 PMAQI
3rd Aug 20251069 PMAQI
3rd Aug 202512610 PMAQI
3rd Aug 202513211 PMAQI
4th Aug 202513012 AMAQI
4th Aug 20251361 AMAQI
4th Aug 20251342 AMAQI
4th Aug 20251313 AMAQI
4th Aug 20251384 AMAQI

25°C17/32°C

4th Aug 20251405 AMAQI
4th Aug 20251466 AMAQI
4th Aug 20251487 AMAQI
4th Aug 20251478 AMAQI
4th Aug 20251539 AMAQI
4th Aug 202515610 AMAQI
4th Aug 202515511 AMAQI
4th Aug 202515112 PMAQI
4th Aug 20251421 PMAQI
4th Aug 20251222 PMAQI
4th Aug 20251143 PMAQI
4th Aug 20251044 PMAQI
4th Aug 20251025 PMAQI
4th Aug 20251006 PMAQI
4th Aug 20251087 PMAQI
4th Aug 20251068 PMAQI
4th Aug 20251489 PMAQI
4th Aug 202512510 PMAQI
4th Aug 202510611 PMAQI
5th Aug 202510312 AMAQI
5th Aug 20251041 AMAQI
5th Aug 20251092 AMAQI
5th Aug 20251123 AMAQI
5th Aug 20251124 AMAQI

25°C17/32°C

5th Aug 20251105 AMAQI
5 AM
5th Aug 20251136 AMAQI
5th Aug 20251127 AMAQI
5th Aug 20251108 AMAQI
12 PM
8 PM
12 AM
4 AM

--°C/°C

Day time
Avg. Highest Time
5 AM - 8 PM

51AQI

16 hours / Day
480 hours / Month
Avg. Lowest Time
5 AM - 8 PM

51AQI

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. 51), while the lowest AQI was between 5 AM to 8 PM (Avg. 51).
Night time
Avg. Highest Time
12 AM - 11 PM

51AQI

8 hours / Day
240 hours / Month
Avg. Lowest Time
12 AM - 11 PM

51AQI

8 hours / Day
240 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 11 PM (Avg. 51), while the lowest AQI was between 12 AM to 11 PM (Avg. 51).

2025 Days Vs Air Quality

Toronto North, Toronto, Ontario, Canada

2025

85%

183

14%

31

0.9%

2

Total number of days with different AQI categories in last 217 days in 2025 (148 days remaining)

Good
183 Days
Moderate
31 Days
Poor
2 Days
Unhealthy
0 Days
Severe
0 Days
Hazardous
0 Days

Under WHO’s Safe Air Quality Limits: 85%

Health Risk Level:

Low

In 2025, 85% 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

Toronto North, Toronto, 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
20AQI
2nd January 2025
20AQI
3rd January 2025
22AQI
4th January 2025
27AQI
5th January 2025
25AQI
6th January 2025
21AQI
7th January 2025
20AQI
8th January 2025
22AQI
9th January 2025
23AQI
10th January 2025
40AQI
11th January 2025
63AQI
12th January 2025
52AQI
13th January 2025
39AQI
14th January 2025
25AQI
15th January 2025
24AQI
16th January 2025
56AQI
17th January 2025
42AQI
18th January 2025
28AQI
19th January 2025
24AQI
20th January 2025
24AQI
21st January 2025
26AQI
22nd January 2025
34AQI
23rd January 2025
47AQI
24th January 2025
34AQI
25th January 2025
52AQI
26th January 2025
32AQI
27th January 2025
25AQI
28th January 2025
26AQI
29th January 2025
28AQI
30th January 2025
28AQI
31st January 2025
61AQI
1st February 2025
27AQI
2nd February 2025
28AQI
3rd February 2025
54AQI
4th February 2025
22AQI
5th February 2025
24AQI
6th February 2025
37AQI
7th February 2025
26AQI
8th February 2025
38AQI
9th February 2025
30AQI
10th February 2025
27AQI
11th February 2025
44AQI
12th February 2025
26AQI
13th February 2025
26AQI
14th February 2025
26AQI
15th February 2025
31AQI
16th February 2025
27AQI
17th February 2025
26AQI
18th February 2025
23AQI
19th February 2025
21AQI
20th February 2025
20AQI
21st February 2025
23AQI
22nd February 2025
51AQI
23rd February 2025
61AQI
24th February 2025
62AQI
25th February 2025
68AQI
26th February 2025
30AQI
27th February 2025
36AQI
28th February 2025
24AQI
1st March 2025
28AQI
2nd March 2025
25AQI
3rd March 2025
33AQI
4th March 2025
44AQI
5th March 2025
40AQI
6th March 2025
24AQI
7th March 2025
30AQI
8th March 2025
31AQI
9th March 2025
28AQI
10th March 2025
34AQI
11th March 2025
37AQI
12th March 2025
25AQI
13th March 2025
30AQI
14th March 2025
57AQI
15th March 2025
57AQI
16th March 2025
34AQI
17th March 2025
16AQI
18th March 2025
30AQI
19th March 2025
36AQI
20th March 2025
28AQI
21st March 2025
19AQI
22nd March 2025
18AQI
23rd March 2025
23AQI
24th March 2025
23AQI
25th March 2025
18AQI
26th March 2025
19AQI
27th March 2025
26AQI
28th March 2025
20AQI
29th March 2025
22AQI
30th March 2025
27AQI
31st March 2025
25AQI
1st April 2025
16AQI
2nd April 2025
18AQI
3rd April 2025
30AQI
4th April 2025
20AQI
5th April 2025
23AQI
6th April 2025
16AQI
7th April 2025
20AQI
8th April 2025
15AQI
9th April 2025
21AQI
10th April 2025
33AQI
11th April 2025
27AQI
12th April 2025
25AQI
13th April 2025
34AQI
14th April 2025
29AQI
15th April 2025
18AQI
16th April 2025
13AQI
17th April 2025
20AQI
18th April 2025
33AQI
19th April 2025
41AQI
20th April 2025
18AQI
21st April 2025
22AQI
22nd April 2025
16AQI
23rd April 2025
18AQI
24th April 2025
36AQI
25th April 2025
31AQI
26th April 2025
26AQI
27th April 2025
14AQI
28th April 2025
30AQI
29th April 2025
34AQI
30th April 2025
19AQI
1st May 2025
28AQI
2nd May 2025
29AQI
3rd May 2025
16AQI
4th May 2025
18AQI
5th May 2025
17AQI
6th May 2025
20AQI
7th May 2025
24AQI
8th May 2025
16AQI
9th May 2025
20AQI
10th May 2025
24AQI
11th May 2025
23AQI
12th May 2025
30AQI
13th May 2025
33AQI
14th May 2025
22AQI
15th May 2025
25AQI
16th May 2025
33AQI
17th May 2025
34AQI
18th May 2025
28AQI
19th May 2025
14AQI
20th May 2025
15AQI
21st May 2025
16AQI
22nd May 2025
13AQI
23rd May 2025
12AQI
24th May 2025
13AQI
25th May 2025
15AQI
26th May 2025
21AQI
27th May 2025
30AQI
28th May 2025
23AQI
29th May 2025
27AQI
30th May 2025
30AQI
31st May 2025
26AQI
1st June 2025
16AQI
2nd June 2025
19AQI
3rd June 2025
42AQI
4th June 2025
61AQI
5th June 2025
51AQI
6th June 2025
62AQI
7th June 2025
66AQI
8th June 2025
80AQI
9th June 2025
68AQI
10th June 2025
53AQI
11th June 2025
63AQI
12th June 2025
67AQI
13th June 2025
38AQI
14th June 2025
31AQI
15th June 2025
39AQI
16th June 2025
40AQI
17th June 2025
38AQI
18th June 2025
42AQI
19th June 2025
35AQI
20th June 2025
37AQI
21st June 2025
49AQI
22nd June 2025
52AQI
23rd June 2025
54AQI
24th June 2025
55AQI
25th June 2025
45AQI
26th June 2025
42AQI
27th June 2025
38AQI
28th June 2025
33AQI
29th June 2025
34AQI
30th June 2025
43AQI
1st July 2025
43AQI
2nd July 2025
39AQI
3rd July 2025
49AQI
4th July 2025
33AQI
5th July 2025
49AQI
6th July 2025
54AQI
7th July 2025
49AQI
8th July 2025
34AQI
9th July 2025
42AQI
10th July 2025
41AQI
11th July 2025
51AQI
12th July 2025
48AQI
13th July 2025
46AQI
14th July 2025
45AQI
15th July 2025
60AQI
16th July 2025
67AQI
17th July 2025
42AQI
18th July 2025
26AQI
19th July 2025
32AQI
20th July 2025
30AQI
21st July 2025
44AQI
22nd July 2025
22AQI
23rd July 2025
23AQI
24th July 2025
38AQI
25th July 2025
35AQI
26th July 2025
55AQI
27th July 2025
49AQI
28th July 2025
54AQI
29th July 2025
44AQI
30th July 2025
50AQI
31st July 2025
92AQI
1st August 2025
45AQI
2nd August 2025
46AQI
3rd August 2025
112AQI
4th August 2025
136AQI

33AQI

34AQI

29AQI

24AQI

22AQI

46AQI

45AQI

85AQI

No. of days

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

202534AQI

26
5
23
5
29
2
30
31
18
12
24
7
2
2
183
31
2

Highest AQI recorded in

August

85AQI

Lowest AQI recorded in

May

22AQI

202432AQI

27
4
27
2
29
2
30
31
29
29
2
22
9
23
7
26
5
30
29
2
332
33

Highest AQI recorded in

August

37AQI

Lowest AQI recorded in

November

24AQI

202340AQI

21
10
22
6
29
2
24
6
28
3
12
13
4
1
23
8
20
9
27
3
27
4
27
2
23
8
283
74
4
1

Highest AQI recorded in

June

66AQI

Lowest AQI recorded in

October

30AQI

202232AQI

27
4
17
4
26
5
17
30
1
29
1
23
1
1
29
1
29
2
26
4
30
1
284
24

Highest AQI recorded in

March

35AQI

Lowest AQI recorded in

August

21AQI

202133AQI

24
6
25
3
27
4
28
2
28
3
27
3
26
5
27
4
30
28
3
27
3
29
2
326
38

Highest AQI recorded in

July

38AQI

Lowest AQI recorded in

September

22AQI

202031AQI

4
1
20
1
17
29
1
31
31
27
3
30
1
26
4
25
6
240
17

Highest AQI recorded in

November

38AQI

Lowest AQI recorded in

October

24AQI

Most & Least Polluted Years Over the Last 6 Years

Most Polluted Year Recorded
2023(Avg.)
40AQI
Least Polluted Year Recorded
2020(Avg.)
31AQI

Toronto North's annual 2025 AQI (34) shows an average percentage change of 2.9% (worsened AQI) compared to previous years: 2020 (31), 2021 (33), 2022 (32), 2023 (40), 2024 (32).