Third Street West, Cornwall, 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
Third Street West, Cornwall, Ontario, Canada
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
2nd Aug 2025
33AQILowest AQI recorded on
1st Aug 2025
27AQISame Day Analysis (2nd August ):
On this day, AQI across the 1 years varied significantly: 2025 ranks 1st highest AQI at 33 of Good air quality on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 2nd Aug - 3rd Aug 2025
Third Street West, Cornwall, Ontario, Canada
AQI
Day
Night
.
5 AM2nd Aug 2025
8 PM
4 AM3rd Aug 2025
Day time
Avg. Highest Time
5PM2nd Aug
62AQI
Avg. Lowest Time
12PM2nd Aug
22AQI
Night time
Avg. Highest Time
3AM3rd Aug
60AQI
Avg. Lowest Time
9PM2nd Aug
33AQI
In the last 24 hours,
Third Street West's AQI reached its highest point of 62 at 5 PM during the Day, while the lowest point, 22, was recorded at 12 PM during the Day between 2nd Aug and 3rd Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Third Street West, Cornwall, 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 2025285 AMAQI
4th Jul 2025286 AMAQI
4th Jul 2025267 AMAQI
4th Jul 2025278 AMAQI
4th Jul 2025349 AMAQI
4th Jul 20254810 AMAQI
4th Jul 20253611 AMAQI
4th Jul 20253012 PMAQI
4th Jul 2025271 PMAQI
4th Jul 2025282 PMAQI
4th Jul 2025243 PMAQI
4th Jul 2025244 PMAQI
4th Jul 2025265 PMAQI
4th Jul 2025236 PMAQI
4th Jul 2025257 PMAQI
4th Jul 2025258 PMAQI
4th Jul 2025279 PMAQI
4th Jul 20252710 PMAQI
4th Jul 20252411 PMAQI
5th Jul 20252512 AMAQI
5th Jul 2025261 AMAQI
5th Jul 2025302 AMAQI
5th Jul 2025273 AMAQI
5th Jul 2025294 AMAQI
--°C/°C
5th Jul 2025285 AMAQI
5th Jul 2025276 AMAQI
5th Jul 2025257 AMAQI
5th Jul 2025268 AMAQI
5th Jul 2025279 AMAQI
5th Jul 20252610 AMAQI
5th Jul 20252611 AMAQI
5th Jul 20252612 PMAQI
5th Jul 2025241 PMAQI
5th Jul 2025242 PMAQI
5th Jul 2025243 PMAQI
5th Jul 2025244 PMAQI
5th Jul 2025235 PMAQI
5th Jul 2025246 PMAQI
5th Jul 2025247 PMAQI
5th Jul 2025268 PMAQI
5th Jul 2025289 PMAQI
5th Jul 20252710 PMAQI
5th Jul 20253511 PMAQI
6th Jul 20253612 AMAQI
6th Jul 2025401 AMAQI
6th Jul 2025472 AMAQI
6th Jul 2025473 AMAQI
6th Jul 2025494 AMAQI
22°C15/29°C
6th Jul 2025465 AMAQI
6th Jul 2025366 AMAQI
6th Jul 2025387 AMAQI
6th Jul 2025408 AMAQI
6th Jul 2025459 AMAQI
6th Jul 20254810 AMAQI
6th Jul 20254811 AMAQI
6th Jul 20254812 PMAQI
6th Jul 2025491 PMAQI
6th Jul 2025522 PMAQI
6th Jul 2025513 PMAQI
6th Jul 2025524 PMAQI
6th Jul 2025505 PMAQI
6th Jul 2025506 PMAQI
6th Jul 2025467 PMAQI
6th Jul 2025388 PMAQI
6th Jul 2025459 PMAQI
6th Jul 20254810 PMAQI
6th Jul 20254311 PMAQI
7th Jul 20254912 AMAQI
7th Jul 2025481 AMAQI
7th Jul 2025522 AMAQI
7th Jul 2025493 AMAQI
7th Jul 2025514 AMAQI
28°C22/35°C
7th Jul 2025515 AMAQI
7th Jul 2025526 AMAQI
7th Jul 2025517 AMAQI
7th Jul 2025538 AMAQI
7th Jul 2025539 AMAQI
7th Jul 20255410 AMAQI
7th Jul 20255011 AMAQI
7th Jul 20255112 PMAQI
7th Jul 2025501 PMAQI
7th Jul 2025472 PMAQI
7th Jul 2025463 PMAQI
7th Jul 2025464 PMAQI
7th Jul 2025485 PMAQI
7th Jul 2025506 PMAQI
7th Jul 2025517 PMAQI
7th Jul 2025468 PMAQI
7th Jul 2025509 PMAQI
7th Jul 20254710 PMAQI
7th Jul 20253111 PMAQI
8th Jul 20253112 AMAQI
8th Jul 2025321 AMAQI
8th Jul 2025232 AMAQI
8th Jul 2025223 AMAQI
8th Jul 2025224 AMAQI
21°C16/29°C
8th Jul 2025225 AMAQI
8th Jul 2025216 AMAQI
8th Jul 2025227 AMAQI
8th Jul 2025228 AMAQI
8th Jul 2025249 AMAQI
8th Jul 20252510 AMAQI
8th Jul 20252611 AMAQI
8th Jul 20252812 PMAQI
8th Jul 2025301 PMAQI
8th Jul 2025302 PMAQI
8th Jul 2025303 PMAQI
8th Jul 2025304 PMAQI
8th Jul 2025345 PMAQI
8th Jul 2025326 PMAQI
8th Jul 2025327 PMAQI
8th Jul 2025328 PMAQI
8th Jul 2025269 PMAQI
8th Jul 20252810 PMAQI
8th Jul 20253211 PMAQI
9th Jul 20253212 AMAQI
9th Jul 2025321 AMAQI
9th Jul 2025332 AMAQI
9th Jul 2025313 AMAQI
9th Jul 2025324 AMAQI
20°C16/25°C
9th Jul 2025325 AMAQI
9th Jul 2025326 AMAQI
9th Jul 2025317 AMAQI
9th Jul 2025288 AMAQI
9th Jul 2025299 AMAQI
9th Jul 20253510 AMAQI
9th Jul 20253211 AMAQI
9th Jul 20253012 PMAQI
9th Jul 2025291 PMAQI
9th Jul 2025322 PMAQI
9th Jul 2025283 PMAQI
9th Jul 2025294 PMAQI
9th Jul 2025315 PMAQI
9th Jul 2025326 PMAQI
9th Jul 2025327 PMAQI
9th Jul 2025338 PMAQI
9th Jul 2025329 PMAQI
9th Jul 20253210 PMAQI
9th Jul 20253511 PMAQI
10th Jul 20253312 AMAQI
10th Jul 2025341 AMAQI
10th Jul 2025342 AMAQI
10th Jul 2025343 AMAQI
10th Jul 2025354 AMAQI
22°C15/29°C
10th Jul 2025345 AMAQI
10th Jul 2025336 AMAQI
10th Jul 2025327 AMAQI
10th Jul 2025338 AMAQI
10th Jul 2025329 AMAQI
10th Jul 20253310 AMAQI
10th Jul 20253511 AMAQI
10th Jul 20253812 PMAQI
10th Jul 2025431 PMAQI
10th Jul 2025442 PMAQI
10th Jul 2025463 PMAQI
10th Jul 2025474 PMAQI
10th Jul 2025395 PMAQI
10th Jul 2025376 PMAQI
10th Jul 2025437 PMAQI
10th Jul 2025448 PMAQI
10th Jul 2025369 PMAQI
10th Jul 20253810 PMAQI
10th Jul 20254011 PMAQI
11th Jul 20253912 AMAQI
11th Jul 2025421 AMAQI
11th Jul 2025452 AMAQI
11th Jul 2025463 AMAQI
11th Jul 2025454 AMAQI
24°C17/31°C
11th Jul 2025445 AMAQI
11th Jul 2025426 AMAQI
11th Jul 2025387 AMAQI
11th Jul 2025398 AMAQI
11th Jul 2025449 AMAQI
11th Jul 20254410 AMAQI
11th Jul 20254411 AMAQI
11th Jul 20254412 PMAQI
11th Jul 2025451 PMAQI
11th Jul 2025462 PMAQI
11th Jul 2025443 PMAQI
11th Jul 2025444 PMAQI
11th Jul 2025465 PMAQI
11th Jul 2025446 PMAQI
11th Jul 2025407 PMAQI
11th Jul 2025468 PMAQI
11th Jul 2025449 PMAQI
11th Jul 20254210 PMAQI
11th Jul 20254611 PMAQI
12th Jul 20254612 AMAQI
12th Jul 2025441 AMAQI
12th Jul 2025482 AMAQI
12th Jul 2025533 AMAQI
12th Jul 2025534 AMAQI
25°C17/33°C
12th Jul 2025525 AMAQI
12th Jul 2025506 AMAQI
12th Jul 2025507 AMAQI
12th Jul 2025538 AMAQI
12th Jul 2025529 AMAQI
12th Jul 20255110 AMAQI
12th Jul 20255111 AMAQI
12th Jul 20254912 PMAQI
12th Jul 2025481 PMAQI
12th Jul 2025482 PMAQI
12th Jul 2025473 PMAQI
12th Jul 2025484 PMAQI
12th Jul 2025505 PMAQI
12th Jul 2025516 PMAQI
12th Jul 2025507 PMAQI
12th Jul 2025508 PMAQI
12th Jul 2025509 PMAQI
12th Jul 20254810 PMAQI
12th Jul 20254411 PMAQI
13th Jul 20254612 AMAQI
13th Jul 2025491 AMAQI
13th Jul 2025442 AMAQI
13th Jul 2025413 AMAQI
13th Jul 2025384 AMAQI
25°C18/34°C
13th Jul 2025385 AMAQI
13th Jul 2025386 AMAQI
13th Jul 2025347 AMAQI
13th Jul 2025358 AMAQI
13th Jul 2025369 AMAQI
13th Jul 20253610 AMAQI
13th Jul 20253811 AMAQI
13th Jul 20253912 PMAQI
13th Jul 2025391 PMAQI
13th Jul 2025382 PMAQI
13th Jul 2025383 PMAQI
13th Jul 2025394 PMAQI
13th Jul 2025385 PMAQI
13th Jul 2025386 PMAQI
13th Jul 2025367 PMAQI
13th Jul 2025338 PMAQI
13th Jul 2025409 PMAQI
13th Jul 20253810 PMAQI
13th Jul 20253411 PMAQI
14th Jul 20253412 AMAQI
14th Jul 2025321 AMAQI
14th Jul 2025282 AMAQI
14th Jul 2025263 AMAQI
14th Jul 2025284 AMAQI
26°C23/29°C
14th Jul 2025295 AMAQI
14th Jul 2025326 AMAQI
14th Jul 2025317 AMAQI
14th Jul 2025368 AMAQI
14th Jul 2025349 AMAQI
14th Jul 20254010 AMAQI
14th Jul 20255111 AMAQI
14th Jul 20255112 PMAQI
14th Jul 2025521 PMAQI
14th Jul 2025552 PMAQI
14th Jul 2025513 PMAQI
14th Jul 2025424 PMAQI
14th Jul 2025365 PMAQI
14th Jul 2025366 PMAQI
14th Jul 2025357 PMAQI
14th Jul 2025368 PMAQI
14th Jul 2025439 PMAQI
14th Jul 20254810 PMAQI
14th Jul 20253711 PMAQI
15th Jul 20253812 AMAQI
15th Jul 2025361 AMAQI
15th Jul 2025382 AMAQI
15th Jul 2025283 AMAQI
15th Jul 2025284 AMAQI
26°C21/31°C
15th Jul 2025325 AMAQI
15th Jul 2025346 AMAQI
15th Jul 2025347 AMAQI
15th Jul 2025418 AMAQI
15th Jul 2025579 AMAQI
15th Jul 20255710 AMAQI
15th Jul 20256011 AMAQI
15th Jul 20255812 PMAQI
15th Jul 2025451 PMAQI
15th Jul 2025492 PMAQI
15th Jul 2025503 PMAQI
15th Jul 2025524 PMAQI
15th Jul 2025505 PMAQI
15th Jul 2025496 PMAQI
15th Jul 2025487 PMAQI
15th Jul 2025488 PMAQI
15th Jul 2025459 PMAQI
15th Jul 20254410 PMAQI
15th Jul 20254511 PMAQI
16th Jul 20254612 AMAQI
16th Jul 2025451 AMAQI
16th Jul 2025432 AMAQI
16th Jul 2025463 AMAQI
16th Jul 2025524 AMAQI
26°C18/32°C
16th Jul 2025515 AMAQI
16th Jul 2025516 AMAQI
16th Jul 2025557 AMAQI
16th Jul 2025578 AMAQI
16th Jul 2025649 AMAQI
16th Jul 20256010 AMAQI
16th Jul 20255811 AMAQI
16th Jul 20255812 PMAQI
16th Jul 2025601 PMAQI
16th Jul 2025642 PMAQI
16th Jul 2025623 PMAQI
16th Jul 2025614 PMAQI
16th Jul 2025565 PMAQI
16th Jul 2025566 PMAQI
16th Jul 2025577 PMAQI
16th Jul 2025618 PMAQI
16th Jul 2025569 PMAQI
16th Jul 20255510 PMAQI
16th Jul 20255711 PMAQI
17th Jul 20255712 AMAQI
17th Jul 2025561 AMAQI
17th Jul 2025482 AMAQI
17th Jul 2025483 AMAQI
17th Jul 2025454 AMAQI
28°C21/35°C
17th Jul 2025425 AMAQI
17th Jul 2025386 AMAQI
17th Jul 2025397 AMAQI
17th Jul 2025388 AMAQI
17th Jul 2025419 AMAQI
17th Jul 20253810 AMAQI
17th Jul 20254011 AMAQI
17th Jul 20253812 PMAQI
17th Jul 2025421 PMAQI
17th Jul 2025392 PMAQI
17th Jul 2025373 PMAQI
17th Jul 2025364 PMAQI
17th Jul 2025425 PMAQI
17th Jul 2025426 PMAQI
17th Jul 2025407 PMAQI
17th Jul 2025448 PMAQI
17th Jul 2025419 PMAQI
17th Jul 20253810 PMAQI
17th Jul 20253111 PMAQI
18th Jul 20253212 AMAQI
18th Jul 2025301 AMAQI
18th Jul 2025202 AMAQI
18th Jul 2025173 AMAQI
18th Jul 2025194 AMAQI
25°C17/31°C
18th Jul 2025205 AMAQI
18th Jul 2025186 AMAQI
18th Jul 2025187 AMAQI
18th Jul 2025188 AMAQI
18th Jul 2025179 AMAQI
18th Jul 20251810 AMAQI
18th Jul 20251811 AMAQI
18th Jul 20251812 PMAQI
18th Jul 2025191 PMAQI
18th Jul 2025192 PMAQI
18th Jul 2025203 PMAQI
18th Jul 2025214 PMAQI
18th Jul 2025215 PMAQI
18th Jul 2025226 PMAQI
18th Jul 2025237 PMAQI
18th Jul 2025248 PMAQI
18th Jul 2025199 PMAQI
18th Jul 20252010 PMAQI
18th Jul 20252411 PMAQI
19th Jul 20252512 AMAQI
19th Jul 2025261 AMAQI
19th Jul 2025252 AMAQI
19th Jul 2025263 AMAQI
19th Jul 2025264 AMAQI
20°C13/27°C
19th Jul 2025265 AMAQI
19th Jul 2025266 AMAQI
19th Jul 2025267 AMAQI
19th Jul 2025258 AMAQI
19th Jul 2025249 AMAQI
19th Jul 20252410 AMAQI
19th Jul 20252411 AMAQI
19th Jul 20252412 PMAQI
19th Jul 2025241 PMAQI
19th Jul 2025262 PMAQI
19th Jul 2025273 PMAQI
19th Jul 2025284 PMAQI
19th Jul 2025295 PMAQI
19th Jul 2025296 PMAQI
19th Jul 2025327 PMAQI
19th Jul 2025328 PMAQI
19th Jul 2025309 PMAQI
19th Jul 20253010 PMAQI
19th Jul 20253611 PMAQI
20th Jul 20253812 AMAQI
20th Jul 2025381 AMAQI
20th Jul 2025402 AMAQI
20th Jul 2025403 AMAQI
20th Jul 2025404 AMAQI
21°C14/29°C
20th Jul 2025385 AMAQI
20th Jul 2025376 AMAQI
20th Jul 2025367 AMAQI
20th Jul 2025338 AMAQI
20th Jul 2025359 AMAQI
20th Jul 20253410 AMAQI
20th Jul 20253411 AMAQI
20th Jul 20253312 PMAQI
20th Jul 2025321 PMAQI
20th Jul 2025312 PMAQI
20th Jul 2025313 PMAQI
20th Jul 2025314 PMAQI
20th Jul 2025325 PMAQI
20th Jul 2025326 PMAQI
20th Jul 2025327 PMAQI
20th Jul 2025318 PMAQI
20th Jul 2025349 PMAQI
20th Jul 20253810 PMAQI
20th Jul 20254411 PMAQI
21st Jul 20253512 AMAQI
21st Jul 2025361 AMAQI
21st Jul 2025402 AMAQI
21st Jul 2025533 AMAQI
21st Jul 2025544 AMAQI
21°C17/27°C
21st Jul 2025535 AMAQI
21st Jul 2025406 AMAQI
21st Jul 2025327 AMAQI
21st Jul 2025288 AMAQI
21st Jul 2025289 AMAQI
21st Jul 20252510 AMAQI
21st Jul 20252411 AMAQI
21st Jul 20252212 PMAQI
21st Jul 2025201 PMAQI
21st Jul 2025202 PMAQI
21st Jul 2025213 PMAQI
21st Jul 2025224 PMAQI
21st Jul 2025245 PMAQI
21st Jul 2025246 PMAQI
21st Jul 2025257 PMAQI
21st Jul 2025228 PMAQI
21st Jul 2025259 PMAQI
21st Jul 20252510 PMAQI
21st Jul 20252211 PMAQI
22nd Jul 20252312 AMAQI
22nd Jul 2025231 AMAQI
22nd Jul 2025202 AMAQI
22nd Jul 2025193 AMAQI
22nd Jul 2025184 AMAQI
18°C13/22°C
22nd Jul 2025185 AMAQI
22nd Jul 2025176 AMAQI
22nd Jul 2025177 AMAQI
22nd Jul 2025168 AMAQI
22nd Jul 2025199 AMAQI
22nd Jul 20252110 AMAQI
22nd Jul 20252011 AMAQI
22nd Jul 20251812 PMAQI
22nd Jul 2025171 PMAQI
22nd Jul 2025182 PMAQI
22nd Jul 2025183 PMAQI
22nd Jul 2025184 PMAQI
22nd Jul 2025185 PMAQI
22nd Jul 2025196 PMAQI
22nd Jul 2025187 PMAQI
22nd Jul 2025188 PMAQI
22nd Jul 2025189 PMAQI
22nd Jul 20252010 PMAQI
22nd Jul 20251911 PMAQI
23rd Jul 20251912 AMAQI
23rd Jul 2025281 AMAQI
23rd Jul 2025302 AMAQI
23rd Jul 2025253 AMAQI
23rd Jul 2025224 AMAQI
17°C6/24°C
23rd Jul 2025205 AMAQI
23rd Jul 2025206 AMAQI
23rd Jul 2025207 AMAQI
23rd Jul 2025208 AMAQI
23rd Jul 2025229 AMAQI
23rd Jul 20252410 AMAQI
23rd Jul 20252411 AMAQI
23rd Jul 20252312 PMAQI
23rd Jul 2025231 PMAQI
23rd Jul 2025222 PMAQI
23rd Jul 2025193 PMAQI
23rd Jul 2025194 PMAQI
23rd Jul 2025225 PMAQI
23rd Jul 2025226 PMAQI
23rd Jul 2025207 PMAQI
23rd Jul 2025228 PMAQI
23rd Jul 2025229 PMAQI
23rd Jul 20252210 PMAQI
23rd Jul 20252411 PMAQI
24th Jul 20252412 AMAQI
24th Jul 2025231 AMAQI
24th Jul 2025212 AMAQI
24th Jul 2025213 AMAQI
24th Jul 2025204 AMAQI
21°C12/28°C
24th Jul 2025215 AMAQI
24th Jul 2025246 AMAQI
24th Jul 2025277 AMAQI
24th Jul 2025328 AMAQI
24th Jul 2025429 AMAQI
24th Jul 20254210 AMAQI
24th Jul 20253411 AMAQI
24th Jul 20253412 PMAQI
24th Jul 2025351 PMAQI
24th Jul 2025372 PMAQI
24th Jul 2025353 PMAQI
24th Jul 2025334 PMAQI
24th Jul 2025325 PMAQI
24th Jul 2025316 PMAQI
24th Jul 2025327 PMAQI
24th Jul 2025328 PMAQI
24th Jul 2025379 PMAQI
24th Jul 20253110 PMAQI
24th Jul 20253211 PMAQI
25th Jul 20253412 AMAQI
25th Jul 2025411 AMAQI
25th Jul 2025452 AMAQI
25th Jul 2025493 AMAQI
25th Jul 2025514 AMAQI
27°C18/34°C
25th Jul 2025495 AMAQI
25th Jul 2025476 AMAQI
25th Jul 2025447 AMAQI
25th Jul 2025418 AMAQI
25th Jul 2025369 AMAQI
25th Jul 20253610 AMAQI
25th Jul 20253511 AMAQI
25th Jul 20253012 PMAQI
25th Jul 2025321 PMAQI
25th Jul 2025302 PMAQI
25th Jul 2025303 PMAQI
25th Jul 2025334 PMAQI
25th Jul 2025445 PMAQI
25th Jul 2025426 PMAQI
25th Jul 2025427 PMAQI
25th Jul 2025438 PMAQI
25th Jul 2025459 PMAQI
25th Jul 20254310 PMAQI
25th Jul 20254011 PMAQI
26th Jul 20254012 AMAQI
26th Jul 2025421 AMAQI
26th Jul 2025512 AMAQI
26th Jul 2025733 AMAQI
26th Jul 2025734 AMAQI
25°C21/29°C
26th Jul 2025655 AMAQI
26th Jul 2025586 AMAQI
26th Jul 2025627 AMAQI
26th Jul 2025648 AMAQI
26th Jul 2025649 AMAQI
26th Jul 20255810 AMAQI
26th Jul 20255611 AMAQI
26th Jul 20255412 PMAQI
26th Jul 2025531 PMAQI
26th Jul 2025512 PMAQI
26th Jul 2025583 PMAQI
26th Jul 2025664 PMAQI
26th Jul 2025575 PMAQI
26th Jul 2025586 PMAQI
26th Jul 2025577 PMAQI
26th Jul 2025578 PMAQI
26th Jul 2025569 PMAQI
26th Jul 20255610 PMAQI
26th Jul 20255611 PMAQI
27th Jul 20255512 AMAQI
27th Jul 2025581 AMAQI
27th Jul 2025632 AMAQI
27th Jul 2025663 AMAQI
27th Jul 2025644 AMAQI
24°C13/32°C
27th Jul 2025645 AMAQI
27th Jul 2025656 AMAQI
27th Jul 2025697 AMAQI
27th Jul 2025678 AMAQI
27th Jul 2025639 AMAQI
27th Jul 20256410 AMAQI
27th Jul 20256111 AMAQI
27th Jul 20256012 PMAQI
27th Jul 2025571 PMAQI
27th Jul 2025562 PMAQI
27th Jul 2025543 PMAQI
27th Jul 2025544 PMAQI
27th Jul 2025575 PMAQI
27th Jul 2025566 PMAQI
27th Jul 2025567 PMAQI
27th Jul 2025568 PMAQI
27th Jul 2025589 PMAQI
27th Jul 20256010 PMAQI
27th Jul 20255511 PMAQI
28th Jul 20255612 AMAQI
28th Jul 2025561 AMAQI
28th Jul 2025542 AMAQI
28th Jul 2025503 AMAQI
28th Jul 2025514 AMAQI
26°C21/32°C
28th Jul 2025565 AMAQI
28th Jul 2025606 AMAQI
28th Jul 2025627 AMAQI
28th Jul 2025628 AMAQI
28th Jul 2025629 AMAQI
28th Jul 20256110 AMAQI
28th Jul 20256211 AMAQI
28th Jul 20256112 PMAQI
28th Jul 2025631 PMAQI
28th Jul 2025622 PMAQI
28th Jul 2025613 PMAQI
28th Jul 2025614 PMAQI
28th Jul 2025605 PMAQI
28th Jul 2025606 PMAQI
28th Jul 2025607 PMAQI
28th Jul 2025588 PMAQI
28th Jul 2025609 PMAQI
28th Jul 20256010 PMAQI
28th Jul 20255911 PMAQI
29th Jul 20255912 AMAQI
29th Jul 2025601 AMAQI
29th Jul 2025592 AMAQI
29th Jul 2025593 AMAQI
29th Jul 2025574 AMAQI
26°C19/34°C
29th Jul 2025565 AMAQI
29th Jul 2025566 AMAQI
29th Jul 2025567 AMAQI
29th Jul 2025568 AMAQI
29th Jul 2025549 AMAQI
29th Jul 20254810 AMAQI
29th Jul 20254211 AMAQI
29th Jul 20253912 PMAQI
29th Jul 2025391 PMAQI
29th Jul 2025402 PMAQI
29th Jul 2025423 PMAQI
29th Jul 2025444 PMAQI
29th Jul 2025505 PMAQI
29th Jul 2025516 PMAQI
29th Jul 2025527 PMAQI
29th Jul 2025548 PMAQI
29th Jul 2025559 PMAQI
29th Jul 20255610 PMAQI
29th Jul 20256111 PMAQI
30th Jul 20256012 AMAQI
30th Jul 2025591 AMAQI
30th Jul 2025642 AMAQI
30th Jul 2025713 AMAQI
30th Jul 2025704 AMAQI
25°C20/31°C
30th Jul 2025685 AMAQI
30th Jul 2025666 AMAQI
30th Jul 2025657 AMAQI
30th Jul 2025628 AMAQI
30th Jul 2025659 AMAQI
30th Jul 20256410 AMAQI
30th Jul 20256711 AMAQI
30th Jul 20256212 PMAQI
30th Jul 2025641 PMAQI
30th Jul 2025682 PMAQI
30th Jul 2025673 PMAQI
30th Jul 2025684 PMAQI
30th Jul 2025675 PMAQI
30th Jul 2025676 PMAQI
30th Jul 2025677 PMAQI
30th Jul 2025678 PMAQI
30th Jul 2025679 PMAQI
30th Jul 20256710 PMAQI
30th Jul 20256211 PMAQI
31st Jul 20256112 AMAQI
31st Jul 2025621 AMAQI
31st Jul 2025602 AMAQI
31st Jul 2025623 AMAQI
31st Jul 2025624 AMAQI
23°C17/31°C
31st Jul 2025705 AMAQI
31st Jul 2025666 AMAQI
31st Jul 2025597 AMAQI
31st Jul 2025588 AMAQI
31st Jul 2025649 AMAQI
31st Jul 20256610 AMAQI
31st Jul 20256711 AMAQI
31st Jul 20256212 PMAQI
31st Jul 2025561 PMAQI
31st Jul 2025502 PMAQI
31st Jul 2025453 PMAQI
31st Jul 2025364 PMAQI
31st Jul 2025385 PMAQI
31st Jul 2025406 PMAQI
31st Jul 2025367 PMAQI
31st Jul 2025328 PMAQI
31st Jul 2025659 PMAQI
31st Jul 20254810 PMAQI
31st Jul 20253811 PMAQI
1st Aug 20253412 AMAQI
1st Aug 2025341 AMAQI
1st Aug 2025442 AMAQI
1st Aug 2025433 AMAQI
1st Aug 2025354 AMAQI
19°C15/24°C
1st Aug 2025285 AMAQI
1st Aug 2025256 AMAQI
1st Aug 2025227 AMAQI
1st Aug 2025228 AMAQI
1st Aug 2025239 AMAQI
1st Aug 20252210 AMAQI
1st Aug 20251911 AMAQI
1st Aug 20252112 PMAQI
1st Aug 2025191 PMAQI
1st Aug 2025192 PMAQI
1st Aug 2025203 PMAQI
1st Aug 2025174 PMAQI
1st Aug 2025245 PMAQI
1st Aug 2025196 PMAQI
1st Aug 2025187 PMAQI
1st Aug 2025178 PMAQI
1st Aug 2025219 PMAQI
1st Aug 20252410 PMAQI
1st Aug 20252411 PMAQI
2nd Aug 20253212 AMAQI
2nd Aug 2025331 AMAQI
2nd Aug 2025362 AMAQI
2nd Aug 2025403 AMAQI
2nd Aug 2025344 AMAQI
18°C10/25°C
2nd Aug 2025325 AMAQI
2nd Aug 2025286 AMAQI
2nd Aug 2025297 AMAQI
2nd Aug 2025268 AMAQI
2nd Aug 2025289 AMAQI
2nd Aug 20252510 AMAQI
2nd Aug 20252311 AMAQI
2nd Aug 20252212 PMAQI
2nd Aug 2025271 PMAQI
2nd Aug 2025392 PMAQI
2nd Aug 2025513 PMAQI
2nd Aug 2025524 PMAQI
2nd Aug 2025625 PMAQI
2nd Aug 2025606 PMAQI
2nd Aug 2025497 PMAQI
2nd Aug 2025348 PMAQI
2nd Aug 2025339 PMAQI
2nd Aug 20253810 PMAQI
2nd Aug 20254111 PMAQI
3rd Aug 20255012 AMAQI
3rd Aug 2025441 AMAQI
3rd Aug 2025492 AMAQI
3rd Aug 2025603 AMAQI
3rd Aug 2025564 AMAQI
19°C8/29°C
3rd Aug 2025505 AMAQI
5 AM3rd Aug 2025546 AMAQI
3rd Aug 2025537 AMAQI
3rd Aug 2025578 AMAQI
3rd Aug 2025569 AMAQI
3rd Aug 20255810 AMAQI
3rd Aug 20256011 AMAQI
3rd Aug 20256412 PMAQI
12 PM3rd Aug 2025691 PMAQI
3rd Aug 2025662 PMAQI
3rd Aug 2025703 PMAQI
3rd Aug 2025734 PMAQI
3rd Aug 2025805 PMAQI
3rd Aug 2025826 PMAQI
3rd Aug 2025707 PMAQI
3rd Aug 2025748 PMAQI
8 PM3rd Aug 2025559 PMAQI
12 AM
4 AM
23°C15/32°C
Day time
Avg. Highest Time
5 AM - 8 PM
40AQI
16 hours / Day
480 hours / Month
Avg. Lowest Time
6 AM - 8 AM
39AQI
3 hours / Day
90 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 5 AM to 8 PM (Avg. 40), while the lowest AQI was between 6 AM to 8 AM (Avg. 39).
Night time
Avg. Highest Time
12 AM - 11 PM
41AQI
8 hours / Day
240 hours / Month
Avg. Lowest Time
12 AM - 11 PM
41AQI
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. 41), while the lowest AQI was between 12 AM to 11 PM (Avg. 41).
2025 Days Vs Air Quality
Third Street West, Cornwall, Ontario, Canada
2025
90%
116
10%
13
Total number of days with different AQI categories in last 216 days in 2025 (149 days remaining)
Good
116 DaysModerate
13 DaysPoor
0 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 90%
Health Risk Level:
Very Low
In 2025, 90% of 216 days were within WHO’s safe air quality limits. The risk of health issues is Very Low, but health impacts are still unclear.
Annual Air Quality Insights
Third Street West, Cornwall, 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
17AQI
17AQI
2nd March 2025
19AQI
19AQI
3rd March 2025
20AQI
20AQI
4th March 2025
26AQI
26AQI
5th March 2025
30AQI
30AQI
1st April 2025
17AQI
17AQI
2nd April 2025
19AQI
19AQI
3rd April 2025
19AQI
19AQI
4th April 2025
18AQI
18AQI
5th April 2025
27AQI
27AQI
6th April 2025
16AQI
16AQI
7th April 2025
21AQI
21AQI
8th April 2025
18AQI
18AQI
9th April 2025
17AQI
17AQI
10th April 2025
23AQI
23AQI
11th April 2025
33AQI
33AQI
12th April 2025
42AQI
42AQI
13th April 2025
26AQI
26AQI
14th April 2025
27AQI
27AQI
15th April 2025
25AQI
25AQI
16th April 2025
21AQI
21AQI
17th April 2025
15AQI
15AQI
18th April 2025
22AQI
22AQI
19th April 2025
33AQI
33AQI
20th April 2025
19AQI
19AQI
21st April 2025
19AQI
19AQI
22nd April 2025
19AQI
19AQI
23rd April 2025
14AQI
14AQI
24th April 2025
22AQI
22AQI
25th April 2025
25AQI
25AQI
26th April 2025
22AQI
22AQI
27th April 2025
12AQI
12AQI
28th April 2025
17AQI
17AQI
29th April 2025
29AQI
29AQI
30th April 2025
18AQI
18AQI
1st May 2025
22AQI
22AQI
2nd May 2025
23AQI
23AQI
3rd May 2025
15AQI
15AQI
4th May 2025
21AQI
21AQI
5th May 2025
19AQI
19AQI
6th May 2025
17AQI
17AQI
7th May 2025
16AQI
16AQI
8th May 2025
16AQI
16AQI
9th May 2025
22AQI
22AQI
10th May 2025
17AQI
17AQI
11th May 2025
17AQI
17AQI
12th May 2025
20AQI
20AQI
13th May 2025
29AQI
29AQI
14th May 2025
34AQI
34AQI
15th May 2025
28AQI
28AQI
16th May 2025
32AQI
32AQI
17th May 2025
29AQI
29AQI
18th May 2025
16AQI
16AQI
19th May 2025
12AQI
12AQI
20th May 2025
13AQI
13AQI
21st May 2025
19AQI
19AQI
22nd May 2025
13AQI
13AQI
23rd May 2025
16AQI
16AQI
24th May 2025
13AQI
13AQI
25th May 2025
16AQI
16AQI
26th May 2025
20AQI
20AQI
27th May 2025
22AQI
22AQI
28th May 2025
29AQI
29AQI
29th May 2025
24AQI
24AQI
30th May 2025
25AQI
25AQI
31st May 2025
25AQI
25AQI
1st June 2025
13AQI
13AQI
2nd June 2025
18AQI
18AQI
3rd June 2025
27AQI
27AQI
4th June 2025
48AQI
48AQI
5th June 2025
49AQI
49AQI
6th June 2025
53AQI
53AQI
7th June 2025
59AQI
59AQI
8th June 2025
59AQI
59AQI
9th June 2025
58AQI
58AQI
10th June 2025
41AQI
41AQI
11th June 2025
49AQI
49AQI
12th June 2025
56AQI
56AQI
13th June 2025
30AQI
30AQI
14th June 2025
31AQI
31AQI
15th June 2025
30AQI
30AQI
16th June 2025
45AQI
45AQI
17th June 2025
33AQI
33AQI
18th June 2025
24AQI
24AQI
19th June 2025
35AQI
35AQI
20th June 2025
21AQI
21AQI
21st June 2025
40AQI
40AQI
22nd June 2025
46AQI
46AQI
23rd June 2025
45AQI
45AQI
24th June 2025
51AQI
51AQI
25th June 2025
41AQI
41AQI
26th June 2025
26AQI
26AQI
27th June 2025
29AQI
29AQI
28th June 2025
28AQI
28AQI
29th June 2025
21AQI
21AQI
30th June 2025
29AQI
29AQI
1st July 2025
36AQI
36AQI
2nd July 2025
34AQI
34AQI
3rd July 2025
42AQI
42AQI
4th July 2025
30AQI
30AQI
5th July 2025
26AQI
26AQI
6th July 2025
44AQI
44AQI
7th July 2025
49AQI
49AQI
8th July 2025
28AQI
28AQI
9th July 2025
32AQI
32AQI
10th July 2025
37AQI
37AQI
11th July 2025
43AQI
43AQI
12th July 2025
49AQI
49AQI
13th July 2025
40AQI
40AQI
14th July 2025
37AQI
37AQI
15th July 2025
43AQI
43AQI
16th July 2025
54AQI
54AQI
17th July 2025
44AQI
44AQI
18th July 2025
23AQI
23AQI
19th July 2025
27AQI
27AQI
20th July 2025
36AQI
36AQI
21st July 2025
31AQI
31AQI
22nd July 2025
20AQI
20AQI
23rd July 2025
22AQI
22AQI
24th July 2025
29AQI
29AQI
25th July 2025
40AQI
40AQI
26th July 2025
55AQI
55AQI
27th July 2025
59AQI
59AQI
28th July 2025
58AQI
58AQI
29th July 2025
53AQI
53AQI
30th July 2025
65AQI
65AQI
31st July 2025
55AQI
55AQI
1st August 2025
27AQI
27AQI
2nd August 2025
33AQI
33AQI
22AQI
22AQI
21AQI
38AQI
40AQI
30AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202530AQI
5
30
31
24
6
24
7
2
116
13
Highest AQI recorded in
July40AQI
Lowest AQI recorded in
May21AQI
Most & Least Polluted Years Over the Last 1 Years
Most Polluted Year Recorded
2025(Avg.)
30AQILeast Polluted Year Recorded
2025(Avg.)
30AQIThird Street West's annual 2025 AQI (30) shows an average percentage change of NaN% (improved AQI) compared to previous years: .
