Saint Zephirin de Courval, Quebec, 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
Saint Zephirin de Courval, Quebec, Canada
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
1st Aug 2025
23AQILowest AQI recorded on
1st Aug 2025
23AQISame Day Analysis (1st August ):
On this day, AQI across the 1 years varied significantly: 2025 ranks 1st highest AQI at 23 of Good air quality on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 1st Aug - 2nd Aug 2025
Saint Zephirin de Courval, Quebec, Canada
AQI
Day
Night
.
5 AM1st Aug 2025
8 PM
4 AM2nd Aug 2025
Day time
Avg. Highest Time
5AM1st Aug
24AQI
Avg. Lowest Time
4PM1st Aug
14AQI
Night time
Avg. Highest Time
1AM2nd Aug
22AQI
Avg. Lowest Time
9PM1st Aug
18AQI
In the last 24 hours,
Saint Zephirin de Courval's AQI reached its highest point of 24 at 5 AM during the Day, while the lowest point, 14, was recorded at 4 PM during the Day between 1st Aug and 2nd Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Saint Zephirin de Courval, Quebec, Canada
JulAug
03rd - 04th04th - 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
Day
Night
3rd Jul 2025295 AMAQI
3rd Jul 2025466 AMAQI
3rd Jul 2025497 AMAQI
3rd Jul 2025478 AMAQI
3rd Jul 2025449 AMAQI
3rd Jul 20254410 AMAQI
3rd Jul 20254211 AMAQI
3rd Jul 20254212 PMAQI
3rd Jul 2025431 PMAQI
3rd Jul 2025442 PMAQI
3rd Jul 2025423 PMAQI
3rd Jul 2025424 PMAQI
3rd Jul 2025465 PMAQI
3rd Jul 2025456 PMAQI
3rd Jul 2025467 PMAQI
3rd Jul 2025508 PMAQI
3rd Jul 2025479 PMAQI
3rd Jul 20254110 PMAQI
3rd Jul 20253811 PMAQI
4th Jul 20253912 AMAQI
4th Jul 2025301 AMAQI
4th Jul 2025262 AMAQI
4th Jul 2025213 AMAQI
4th Jul 2025204 AMAQI
--°C/°C
4th Jul 2025205 AMAQI
4th Jul 2025206 AMAQI
4th Jul 2025197 AMAQI
4th Jul 2025198 AMAQI
4th Jul 2025219 AMAQI
4th Jul 20252010 AMAQI
4th Jul 20251911 AMAQI
4th Jul 20251712 PMAQI
4th Jul 2025181 PMAQI
4th Jul 2025192 PMAQI
4th Jul 2025183 PMAQI
4th Jul 2025204 PMAQI
4th Jul 2025195 PMAQI
4th Jul 2025206 PMAQI
4th Jul 2025207 PMAQI
4th Jul 2025218 PMAQI
4th Jul 2025209 PMAQI
4th Jul 20252110 PMAQI
4th Jul 20252611 PMAQI
5th Jul 20252712 AMAQI
5th Jul 2025261 AMAQI
5th Jul 2025262 AMAQI
5th Jul 2025263 AMAQI
5th Jul 2025274 AMAQI
19°C10/27°C
5th Jul 2025265 AMAQI
5th Jul 2025276 AMAQI
5th Jul 2025277 AMAQI
5th Jul 2025288 AMAQI
5th Jul 2025289 AMAQI
5th Jul 20252910 AMAQI
5th Jul 20252911 AMAQI
5th Jul 20252812 PMAQI
5th Jul 2025281 PMAQI
5th Jul 2025282 PMAQI
5th Jul 2025283 PMAQI
5th Jul 2025284 PMAQI
5th Jul 2025265 PMAQI
5th Jul 2025266 PMAQI
5th Jul 2025267 PMAQI
5th Jul 2025278 PMAQI
5th Jul 2025279 PMAQI
5th Jul 20252710 PMAQI
5th Jul 20252511 PMAQI
6th Jul 20252812 AMAQI
6th Jul 2025271 AMAQI
6th Jul 2025262 AMAQI
6th Jul 2025273 AMAQI
6th Jul 2025314 AMAQI
19°C12/26°C
6th Jul 2025305 AMAQI
6th Jul 2025346 AMAQI
6th Jul 2025367 AMAQI
6th Jul 2025398 AMAQI
6th Jul 2025399 AMAQI
6th Jul 20254110 AMAQI
6th Jul 20253911 AMAQI
6th Jul 20254012 PMAQI
6th Jul 2025421 PMAQI
6th Jul 2025452 PMAQI
6th Jul 2025463 PMAQI
6th Jul 2025484 PMAQI
6th Jul 2025435 PMAQI
6th Jul 2025446 PMAQI
6th Jul 2025457 PMAQI
6th Jul 2025428 PMAQI
6th Jul 2025409 PMAQI
6th Jul 20254110 PMAQI
6th Jul 20254411 PMAQI
7th Jul 20254512 AMAQI
7th Jul 2025431 AMAQI
7th Jul 2025422 AMAQI
7th Jul 2025423 AMAQI
7th Jul 2025454 AMAQI
23°C17/34°C
7th Jul 2025455 AMAQI
7th Jul 2025446 AMAQI
7th Jul 2025447 AMAQI
7th Jul 2025468 AMAQI
7th Jul 2025479 AMAQI
7th Jul 20254710 AMAQI
7th Jul 20255211 AMAQI
7th Jul 20255112 PMAQI
7th Jul 2025481 PMAQI
7th Jul 2025442 PMAQI
7th Jul 2025393 PMAQI
7th Jul 2025374 PMAQI
7th Jul 2025355 PMAQI
7th Jul 2025316 PMAQI
7th Jul 2025307 PMAQI
7th Jul 2025298 PMAQI
7th Jul 2025429 PMAQI
7th Jul 20253910 PMAQI
7th Jul 20252811 PMAQI
8th Jul 20252912 AMAQI
8th Jul 2025301 AMAQI
8th Jul 2025282 AMAQI
8th Jul 2025243 AMAQI
8th Jul 2025224 AMAQI
16°C14/18°C
8th Jul 2025225 AMAQI
8th Jul 2025236 AMAQI
8th Jul 2025247 AMAQI
8th Jul 2025248 AMAQI
8th Jul 2025249 AMAQI
8th Jul 20252510 AMAQI
8th Jul 20252611 AMAQI
8th Jul 20252812 PMAQI
8th Jul 2025281 PMAQI
8th Jul 2025282 PMAQI
8th Jul 2025283 PMAQI
8th Jul 2025284 PMAQI
8th Jul 2025275 PMAQI
8th Jul 2025276 PMAQI
8th Jul 2025267 PMAQI
8th Jul 2025278 PMAQI
8th Jul 2025269 PMAQI
8th Jul 20252510 PMAQI
8th Jul 20252611 PMAQI
9th Jul 20252612 AMAQI
9th Jul 2025281 AMAQI
9th Jul 2025292 AMAQI
9th Jul 2025333 AMAQI
9th Jul 2025344 AMAQI
20°C14/27°C
9th Jul 2025355 AMAQI
9th Jul 2025366 AMAQI
9th Jul 2025357 AMAQI
9th Jul 2025368 AMAQI
9th Jul 2025389 AMAQI
9th Jul 20253910 AMAQI
9th Jul 20253911 AMAQI
9th Jul 20254012 PMAQI
9th Jul 2025381 PMAQI
9th Jul 2025372 PMAQI
9th Jul 2025383 PMAQI
9th Jul 2025364 PMAQI
9th Jul 2025375 PMAQI
9th Jul 2025376 PMAQI
9th Jul 2025357 PMAQI
9th Jul 2025368 PMAQI
9th Jul 2025359 PMAQI
9th Jul 20253610 PMAQI
9th Jul 20253411 PMAQI
10th Jul 20253312 AMAQI
10th Jul 2025361 AMAQI
10th Jul 2025362 AMAQI
10th Jul 2025383 AMAQI
10th Jul 2025384 AMAQI
21°C14/29°C
10th Jul 2025375 AMAQI
10th Jul 2025386 AMAQI
10th Jul 2025367 AMAQI
10th Jul 2025408 AMAQI
10th Jul 2025389 AMAQI
10th Jul 20254210 AMAQI
10th Jul 20254011 AMAQI
10th Jul 20254212 PMAQI
10th Jul 2025411 PMAQI
10th Jul 2025402 PMAQI
10th Jul 2025423 PMAQI
10th Jul 2025444 PMAQI
10th Jul 2025465 PMAQI
10th Jul 2025466 PMAQI
10th Jul 2025447 PMAQI
10th Jul 2025448 PMAQI
10th Jul 2025399 PMAQI
10th Jul 20253710 PMAQI
10th Jul 20253911 PMAQI
11th Jul 20253712 AMAQI
11th Jul 2025401 AMAQI
11th Jul 2025402 AMAQI
11th Jul 2025363 AMAQI
11th Jul 2025304 AMAQI
21°C16/27°C
11th Jul 2025305 AMAQI
11th Jul 2025326 AMAQI
11th Jul 2025287 AMAQI
11th Jul 2025288 AMAQI
11th Jul 2025299 AMAQI
11th Jul 20253110 AMAQI
11th Jul 20253411 AMAQI
11th Jul 20253912 PMAQI
11th Jul 2025431 PMAQI
11th Jul 2025452 PMAQI
11th Jul 2025463 PMAQI
11th Jul 2025464 PMAQI
11th Jul 2025445 PMAQI
11th Jul 2025466 PMAQI
11th Jul 2025447 PMAQI
11th Jul 2025458 PMAQI
11th Jul 2025389 PMAQI
11th Jul 20254010 PMAQI
11th Jul 20254611 PMAQI
12th Jul 20254612 AMAQI
12th Jul 2025441 AMAQI
12th Jul 2025472 AMAQI
12th Jul 2025513 AMAQI
12th Jul 2025524 AMAQI
22°C16/29°C
12th Jul 2025535 AMAQI
12th Jul 2025506 AMAQI
12th Jul 2025497 AMAQI
12th Jul 2025518 AMAQI
12th Jul 2025529 AMAQI
12th Jul 20255410 AMAQI
12th Jul 20255211 AMAQI
12th Jul 20255212 PMAQI
12th Jul 2025521 PMAQI
12th Jul 2025522 PMAQI
12th Jul 2025513 PMAQI
12th Jul 2025514 PMAQI
12th Jul 2025525 PMAQI
12th Jul 2025516 PMAQI
12th Jul 2025527 PMAQI
12th Jul 2025508 PMAQI
12th Jul 2025509 PMAQI
12th Jul 20255010 PMAQI
12th Jul 20254911 PMAQI
13th Jul 20255012 AMAQI
13th Jul 2025481 AMAQI
13th Jul 2025502 AMAQI
13th Jul 2025503 AMAQI
13th Jul 2025504 AMAQI
25°C18/33°C
13th Jul 2025465 AMAQI
13th Jul 2025446 AMAQI
13th Jul 2025417 AMAQI
13th Jul 2025438 AMAQI
13th Jul 2025409 AMAQI
13th Jul 20254010 AMAQI
13th Jul 20253811 AMAQI
13th Jul 20253812 PMAQI
13th Jul 2025401 PMAQI
13th Jul 2025382 PMAQI
13th Jul 2025393 PMAQI
13th Jul 2025384 PMAQI
13th Jul 2025405 PMAQI
13th Jul 2025406 PMAQI
13th Jul 2025397 PMAQI
13th Jul 2025388 PMAQI
13th Jul 2025409 PMAQI
13th Jul 20253810 PMAQI
13th Jul 20253011 PMAQI
14th Jul 20253012 AMAQI
14th Jul 2025321 AMAQI
14th Jul 2025322 AMAQI
14th Jul 2025333 AMAQI
14th Jul 2025314 AMAQI
24°C21/29°C
14th Jul 2025325 AMAQI
14th Jul 2025326 AMAQI
14th Jul 2025327 AMAQI
14th Jul 2025328 AMAQI
14th Jul 2025329 AMAQI
14th Jul 20253210 AMAQI
14th Jul 20253511 AMAQI
14th Jul 20254212 PMAQI
14th Jul 2025481 PMAQI
14th Jul 2025492 PMAQI
14th Jul 2025423 PMAQI
14th Jul 2025374 PMAQI
14th Jul 2025375 PMAQI
14th Jul 2025386 PMAQI
14th Jul 2025387 PMAQI
14th Jul 2025378 PMAQI
14th Jul 2025359 PMAQI
14th Jul 20253610 PMAQI
14th Jul 20253411 PMAQI
15th Jul 20253412 AMAQI
15th Jul 2025361 AMAQI
15th Jul 2025352 AMAQI
15th Jul 2025243 AMAQI
15th Jul 2025244 AMAQI
25°C20/31°C
15th Jul 2025285 AMAQI
15th Jul 2025326 AMAQI
15th Jul 2025397 AMAQI
15th Jul 2025378 AMAQI
15th Jul 2025419 AMAQI
15th Jul 20254210 AMAQI
15th Jul 20254311 AMAQI
15th Jul 20254312 PMAQI
15th Jul 2025401 PMAQI
15th Jul 2025462 PMAQI
15th Jul 2025453 PMAQI
15th Jul 2025454 PMAQI
15th Jul 2025485 PMAQI
15th Jul 2025446 PMAQI
15th Jul 2025427 PMAQI
15th Jul 2025418 PMAQI
15th Jul 2025419 PMAQI
15th Jul 20254010 PMAQI
15th Jul 20254111 PMAQI
16th Jul 20254012 AMAQI
16th Jul 2025401 AMAQI
16th Jul 2025412 AMAQI
16th Jul 2025433 AMAQI
16th Jul 2025504 AMAQI
24°C16/32°C
16th Jul 2025505 AMAQI
16th Jul 2025516 AMAQI
16th Jul 2025537 AMAQI
16th Jul 2025528 AMAQI
16th Jul 2025529 AMAQI
16th Jul 20255310 AMAQI
16th Jul 20255411 AMAQI
16th Jul 20255312 PMAQI
16th Jul 2025541 PMAQI
16th Jul 2025562 PMAQI
16th Jul 2025583 PMAQI
16th Jul 2025544 PMAQI
16th Jul 2025525 PMAQI
16th Jul 2025526 PMAQI
16th Jul 2025527 PMAQI
16th Jul 2025538 PMAQI
16th Jul 2025529 PMAQI
16th Jul 20255010 PMAQI
16th Jul 20255411 PMAQI
17th Jul 20255312 AMAQI
17th Jul 2025501 AMAQI
17th Jul 2025502 AMAQI
17th Jul 2025563 AMAQI
17th Jul 2025584 AMAQI
26°C18/34°C
17th Jul 2025575 AMAQI
17th Jul 2025566 AMAQI
17th Jul 2025537 AMAQI
17th Jul 2025518 AMAQI
17th Jul 2025499 AMAQI
17th Jul 20254910 AMAQI
17th Jul 20254811 AMAQI
17th Jul 20254212 PMAQI
17th Jul 2025381 PMAQI
17th Jul 2025342 PMAQI
17th Jul 2025363 PMAQI
17th Jul 2025374 PMAQI
17th Jul 2025445 PMAQI
17th Jul 2025446 PMAQI
17th Jul 2025437 PMAQI
17th Jul 2025408 PMAQI
17th Jul 2025509 PMAQI
17th Jul 20255210 PMAQI
17th Jul 20254511 PMAQI
18th Jul 20253212 AMAQI
18th Jul 2025281 AMAQI
18th Jul 2025222 AMAQI
18th Jul 2025153 AMAQI
18th Jul 2025164 AMAQI
24°C15/28°C
18th Jul 2025145 AMAQI
18th Jul 2025146 AMAQI
18th Jul 2025147 AMAQI
18th Jul 2025158 AMAQI
18th Jul 2025169 AMAQI
18th Jul 20251510 AMAQI
18th Jul 20251711 AMAQI
18th Jul 20251712 PMAQI
18th Jul 2025181 PMAQI
18th Jul 2025192 PMAQI
18th Jul 2025193 PMAQI
18th Jul 2025214 PMAQI
18th Jul 2025225 PMAQI
18th Jul 2025226 PMAQI
18th Jul 2025237 PMAQI
18th Jul 2025248 PMAQI
18th Jul 2025189 PMAQI
18th Jul 20251810 PMAQI
18th Jul 20252511 PMAQI
19th Jul 20252612 AMAQI
19th Jul 2025271 AMAQI
19th Jul 2025272 AMAQI
19th Jul 2025283 AMAQI
19th Jul 2025284 AMAQI
19°C11/27°C
19th Jul 2025285 AMAQI
19th Jul 2025286 AMAQI
19th Jul 2025287 AMAQI
19th Jul 2025288 AMAQI
19th Jul 2025279 AMAQI
19th Jul 20252710 AMAQI
19th Jul 20252611 AMAQI
19th Jul 20252612 PMAQI
19th Jul 2025291 PMAQI
19th Jul 2025362 PMAQI
19th Jul 2025423 PMAQI
19th Jul 2025444 PMAQI
19th Jul 2025425 PMAQI
19th Jul 2025326 PMAQI
19th Jul 2025357 PMAQI
19th Jul 2025378 PMAQI
19th Jul 2025349 PMAQI
19th Jul 20253410 PMAQI
19th Jul 20254611 PMAQI
20th Jul 20254212 AMAQI
20th Jul 2025421 AMAQI
20th Jul 2025452 AMAQI
20th Jul 2025433 AMAQI
20th Jul 2025424 AMAQI
19°C11/28°C
20th Jul 2025435 AMAQI
20th Jul 2025416 AMAQI
20th Jul 2025397 AMAQI
20th Jul 2025408 AMAQI
20th Jul 2025409 AMAQI
20th Jul 20253810 AMAQI
20th Jul 20253511 AMAQI
20th Jul 20253312 PMAQI
20th Jul 2025321 PMAQI
20th Jul 2025302 PMAQI
20th Jul 2025293 PMAQI
20th Jul 2025304 PMAQI
20th Jul 2025325 PMAQI
20th Jul 2025326 PMAQI
20th Jul 2025327 PMAQI
20th Jul 2025358 PMAQI
20th Jul 2025409 PMAQI
20th Jul 20254410 PMAQI
20th Jul 20254911 PMAQI
21st Jul 20254912 AMAQI
21st Jul 2025481 AMAQI
21st Jul 2025462 AMAQI
21st Jul 2025463 AMAQI
21st Jul 2025414 AMAQI
19°C16/26°C
21st Jul 2025355 AMAQI
21st Jul 2025286 AMAQI
21st Jul 2025247 AMAQI
21st Jul 2025228 AMAQI
21st Jul 2025229 AMAQI
21st Jul 20252010 AMAQI
21st Jul 20251911 AMAQI
21st Jul 20251812 PMAQI
21st Jul 2025181 PMAQI
21st Jul 2025172 PMAQI
21st Jul 2025163 PMAQI
21st Jul 2025204 PMAQI
21st Jul 2025225 PMAQI
21st Jul 2025226 PMAQI
21st Jul 2025227 PMAQI
21st Jul 2025228 PMAQI
21st Jul 2025209 PMAQI
21st Jul 20251810 PMAQI
21st Jul 20251811 PMAQI
22nd Jul 20251912 AMAQI
22nd Jul 2025191 AMAQI
22nd Jul 2025192 AMAQI
22nd Jul 2025153 AMAQI
22nd Jul 2025164 AMAQI
17°C9/22°C
22nd Jul 2025155 AMAQI
22nd Jul 2025146 AMAQI
22nd Jul 2025137 AMAQI
22nd Jul 2025148 AMAQI
22nd Jul 2025139 AMAQI
22nd Jul 20251410 AMAQI
22nd Jul 20251511 AMAQI
22nd Jul 20251612 PMAQI
22nd Jul 2025161 PMAQI
22nd Jul 2025162 PMAQI
22nd Jul 2025163 PMAQI
22nd Jul 2025174 PMAQI
22nd Jul 2025175 PMAQI
22nd Jul 2025176 PMAQI
22nd Jul 2025177 PMAQI
22nd Jul 2025188 PMAQI
22nd Jul 2025189 PMAQI
22nd Jul 20251610 PMAQI
22nd Jul 20251811 PMAQI
23rd Jul 20251812 AMAQI
23rd Jul 2025201 AMAQI
23rd Jul 2025222 AMAQI
23rd Jul 2025223 AMAQI
23rd Jul 2025214 AMAQI
17°C11/24°C
23rd Jul 2025215 AMAQI
23rd Jul 2025226 AMAQI
23rd Jul 2025227 AMAQI
23rd Jul 2025238 AMAQI
23rd Jul 2025239 AMAQI
23rd Jul 20252410 AMAQI
23rd Jul 20252211 AMAQI
23rd Jul 20252312 PMAQI
23rd Jul 2025221 PMAQI
23rd Jul 2025212 PMAQI
23rd Jul 2025203 PMAQI
23rd Jul 2025204 PMAQI
23rd Jul 2025215 PMAQI
23rd Jul 2025226 PMAQI
23rd Jul 2025227 PMAQI
23rd Jul 2025228 PMAQI
23rd Jul 2025239 PMAQI
23rd Jul 20252310 PMAQI
23rd Jul 20252511 PMAQI
24th Jul 20252412 AMAQI
24th Jul 2025231 AMAQI
24th Jul 2025232 AMAQI
24th Jul 2025243 AMAQI
24th Jul 2025224 AMAQI
18°C9/25°C
24th Jul 2025235 AMAQI
24th Jul 2025236 AMAQI
24th Jul 2025227 AMAQI
24th Jul 2025238 AMAQI
24th Jul 2025269 AMAQI
24th Jul 20252810 AMAQI
24th Jul 20253111 AMAQI
24th Jul 20253612 PMAQI
24th Jul 2025401 PMAQI
24th Jul 2025452 PMAQI
24th Jul 2025473 PMAQI
24th Jul 2025434 PMAQI
24th Jul 2025405 PMAQI
24th Jul 2025406 PMAQI
24th Jul 2025427 PMAQI
24th Jul 2025438 PMAQI
24th Jul 2025349 PMAQI
24th Jul 20253510 PMAQI
24th Jul 20254611 PMAQI
25th Jul 20254712 AMAQI
25th Jul 2025451 AMAQI
25th Jul 2025482 AMAQI
25th Jul 2025483 AMAQI
25th Jul 2025494 AMAQI
24°C14/33°C
25th Jul 2025465 AMAQI
25th Jul 2025436 AMAQI
25th Jul 2025407 AMAQI
25th Jul 2025378 AMAQI
25th Jul 2025359 AMAQI
25th Jul 20253210 AMAQI
25th Jul 20253211 AMAQI
25th Jul 20254112 PMAQI
25th Jul 2025451 PMAQI
25th Jul 2025412 PMAQI
25th Jul 2025413 PMAQI
25th Jul 2025404 PMAQI
25th Jul 2025385 PMAQI
25th Jul 2025376 PMAQI
25th Jul 2025367 PMAQI
25th Jul 2025378 PMAQI
25th Jul 2025449 PMAQI
25th Jul 20254410 PMAQI
25th Jul 20253611 PMAQI
26th Jul 20253612 AMAQI
26th Jul 2025381 AMAQI
26th Jul 2025372 AMAQI
26th Jul 2025613 AMAQI
26th Jul 2025534 AMAQI
24°C20/30°C
26th Jul 2025505 AMAQI
26th Jul 2025586 AMAQI
26th Jul 2025587 AMAQI
26th Jul 2025548 AMAQI
26th Jul 2025549 AMAQI
26th Jul 20255410 AMAQI
26th Jul 20255211 AMAQI
26th Jul 20255112 PMAQI
26th Jul 2025511 PMAQI
26th Jul 2025542 PMAQI
26th Jul 2025513 PMAQI
26th Jul 2025534 PMAQI
26th Jul 2025535 PMAQI
26th Jul 2025526 PMAQI
26th Jul 2025547 PMAQI
26th Jul 2025548 PMAQI
26th Jul 2025539 PMAQI
26th Jul 20255210 PMAQI
26th Jul 20255411 PMAQI
27th Jul 20255312 AMAQI
27th Jul 2025541 AMAQI
27th Jul 2025542 AMAQI
27th Jul 2025583 AMAQI
27th Jul 2025614 AMAQI
21°C11/30°C
27th Jul 2025585 AMAQI
27th Jul 2025586 AMAQI
27th Jul 2025577 AMAQI
27th Jul 2025578 AMAQI
27th Jul 2025599 AMAQI
27th Jul 20255810 AMAQI
27th Jul 20256011 AMAQI
27th Jul 20255912 PMAQI
27th Jul 2025601 PMAQI
27th Jul 2025602 PMAQI
27th Jul 2025623 PMAQI
27th Jul 2025614 PMAQI
27th Jul 2025595 PMAQI
27th Jul 2025596 PMAQI
27th Jul 2025597 PMAQI
27th Jul 2025588 PMAQI
27th Jul 2025589 PMAQI
27th Jul 20255810 PMAQI
27th Jul 20255611 PMAQI
28th Jul 20255612 AMAQI
28th Jul 2025551 AMAQI
28th Jul 2025562 AMAQI
28th Jul 2025543 AMAQI
28th Jul 2025534 AMAQI
22°C15/27°C
28th Jul 2025545 AMAQI
28th Jul 2025546 AMAQI
28th Jul 2025557 AMAQI
28th Jul 2025558 AMAQI
28th Jul 2025569 AMAQI
28th Jul 20255910 AMAQI
28th Jul 20256011 AMAQI
28th Jul 20255812 PMAQI
28th Jul 2025581 PMAQI
28th Jul 2025582 PMAQI
28th Jul 2025573 PMAQI
28th Jul 2025564 PMAQI
28th Jul 2025575 PMAQI
28th Jul 2025586 PMAQI
28th Jul 2025587 PMAQI
28th Jul 2025588 PMAQI
28th Jul 2025599 PMAQI
28th Jul 20255910 PMAQI
28th Jul 20255711 PMAQI
29th Jul 20255812 AMAQI
29th Jul 2025581 AMAQI
29th Jul 2025602 AMAQI
29th Jul 2025553 AMAQI
29th Jul 2025524 AMAQI
25°C17/31°C
29th Jul 2025485 AMAQI
29th Jul 2025446 AMAQI
29th Jul 2025447 AMAQI
29th Jul 2025448 AMAQI
29th Jul 2025479 AMAQI
29th Jul 20254510 AMAQI
29th Jul 20254211 AMAQI
29th Jul 20253812 PMAQI
29th Jul 2025381 PMAQI
29th Jul 2025412 PMAQI
29th Jul 2025443 PMAQI
29th Jul 2025494 PMAQI
29th Jul 2025545 PMAQI
29th Jul 2025566 PMAQI
29th Jul 2025597 PMAQI
29th Jul 2025558 PMAQI
29th Jul 2025559 PMAQI
29th Jul 20255510 PMAQI
29th Jul 20255411 PMAQI
30th Jul 20255412 AMAQI
30th Jul 2025541 AMAQI
30th Jul 2025542 AMAQI
30th Jul 2025583 AMAQI
30th Jul 2025574 AMAQI
23°C16/29°C
30th Jul 2025565 AMAQI
30th Jul 2025586 AMAQI
30th Jul 2025597 AMAQI
30th Jul 2025588 AMAQI
30th Jul 2025589 AMAQI
30th Jul 20256110 AMAQI
30th Jul 20256211 AMAQI
30th Jul 20256112 PMAQI
30th Jul 2025641 PMAQI
30th Jul 2025652 PMAQI
30th Jul 2025643 PMAQI
30th Jul 2025664 PMAQI
30th Jul 2025655 PMAQI
30th Jul 2025656 PMAQI
30th Jul 2025657 PMAQI
30th Jul 2025658 PMAQI
30th Jul 2025659 PMAQI
30th Jul 20256510 PMAQI
30th Jul 20256011 PMAQI
31st Jul 20256012 AMAQI
31st Jul 2025591 AMAQI
31st Jul 2025582 AMAQI
31st Jul 2025663 AMAQI
31st Jul 2025604 AMAQI
21°C17/27°C
31st Jul 2025605 AMAQI
31st Jul 2025586 AMAQI
31st Jul 2025557 AMAQI
31st Jul 2025508 AMAQI
31st Jul 2025469 AMAQI
31st Jul 20254210 AMAQI
31st Jul 20253511 AMAQI
31st Jul 20253212 PMAQI
31st Jul 2025321 PMAQI
31st Jul 2025302 PMAQI
31st Jul 2025313 PMAQI
31st Jul 2025294 PMAQI
31st Jul 2025325 PMAQI
31st Jul 2025316 PMAQI
31st Jul 2025347 PMAQI
31st Jul 2025298 PMAQI
31st Jul 2025369 PMAQI
31st Jul 20253610 PMAQI
31st Jul 20252911 PMAQI
1st Aug 20253012 AMAQI
1st Aug 2025301 AMAQI
1st Aug 2025292 AMAQI
1st Aug 2025303 AMAQI
1st Aug 2025284 AMAQI
18°C12/23°C
1st Aug 2025245 AMAQI
1st Aug 2025236 AMAQI
1st Aug 2025227 AMAQI
1st Aug 2025188 AMAQI
1st Aug 2025169 AMAQI
1st Aug 20251810 AMAQI
1st Aug 20251711 AMAQI
1st Aug 20251712 PMAQI
1st Aug 2025181 PMAQI
1st Aug 2025182 PMAQI
1st Aug 2025173 PMAQI
1st Aug 2025144 PMAQI
1st Aug 2025165 PMAQI
1st Aug 2025166 PMAQI
1st Aug 2025187 PMAQI
1st Aug 2025168 PMAQI
1st Aug 2025189 PMAQI
1st Aug 20251910 PMAQI
1st Aug 20252011 PMAQI
2nd Aug 20252012 AMAQI
2nd Aug 2025221 AMAQI
2nd Aug 2025212 AMAQI
2nd Aug 2025213 AMAQI
2nd Aug 2025214 AMAQI
16°C7/24°C
2nd Aug 2025225 AMAQI
5 AM2nd Aug 2025226 AMAQI
2nd Aug 2025227 AMAQI
2nd Aug 2025228 AMAQI
2nd Aug 2025239 AMAQI
2nd Aug 20252310 AMAQI
2nd Aug 20252211 AMAQI
2nd Aug 20252112 PMAQI
12 PM2nd Aug 2025221 PMAQI
2nd Aug 2025252 PMAQI
2nd Aug 2025283 PMAQI
2nd Aug 2025344 PMAQI
2nd Aug 2025415 PMAQI
2nd Aug 2025506 PMAQI
2nd Aug 2025447 PMAQI
2nd Aug 2025318 PMAQI
8 PM2nd Aug 2025269 PMAQI
12 AM
4 AM
19°C9/28°C
Day time
Avg. Highest Time
5 AM - 8 PM
38AQI
16 hours / Day
480 hours / Month
Avg. Lowest Time
5 AM - 8 PM
38AQI
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. 38), while the lowest AQI was between 5 AM to 8 PM (Avg. 38).
Night time
Avg. Highest Time
12 AM - 11 PM
38AQI
8 hours / Day
240 hours / Month
Avg. Lowest Time
12 AM - 11 PM
38AQI
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. 38), while the lowest AQI was between 12 AM to 11 PM (Avg. 38).
2025 Days Vs Air Quality
Saint Zephirin de Courval, Quebec, Canada
2025
93%
119
7%
9
Total number of days with different AQI categories in last 215 days in 2025 (150 days remaining)
Good
119 DaysModerate
9 DaysPoor
0 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 93%
Health Risk Level:
Very Low
In 2025, 93% of 215 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
Saint Zephirin de Courval, Quebec, 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
18AQI
18AQI
3rd March 2025
18AQI
18AQI
4th March 2025
20AQI
20AQI
5th March 2025
22AQI
22AQI
1st April 2025
16AQI
16AQI
2nd April 2025
18AQI
18AQI
3rd April 2025
18AQI
18AQI
4th April 2025
19AQI
19AQI
5th April 2025
19AQI
19AQI
6th April 2025
19AQI
19AQI
7th April 2025
19AQI
19AQI
8th April 2025
20AQI
20AQI
9th April 2025
16AQI
16AQI
10th April 2025
23AQI
23AQI
11th April 2025
31AQI
31AQI
12th April 2025
31AQI
31AQI
13th April 2025
23AQI
23AQI
14th April 2025
27AQI
27AQI
15th April 2025
24AQI
24AQI
16th April 2025
14AQI
14AQI
17th April 2025
16AQI
16AQI
18th April 2025
24AQI
24AQI
19th April 2025
35AQI
35AQI
20th April 2025
15AQI
15AQI
21st April 2025
15AQI
15AQI
22nd April 2025
19AQI
19AQI
23rd April 2025
12AQI
12AQI
24th April 2025
14AQI
14AQI
25th April 2025
18AQI
18AQI
26th April 2025
19AQI
19AQI
27th April 2025
14AQI
14AQI
28th April 2025
16AQI
16AQI
29th April 2025
22AQI
22AQI
30th April 2025
15AQI
15AQI
1st May 2025
15AQI
15AQI
2nd May 2025
23AQI
23AQI
3rd May 2025
17AQI
17AQI
4th May 2025
18AQI
18AQI
5th May 2025
18AQI
18AQI
6th May 2025
18AQI
18AQI
7th May 2025
17AQI
17AQI
8th May 2025
14AQI
14AQI
9th May 2025
14AQI
14AQI
10th May 2025
17AQI
17AQI
11th May 2025
15AQI
15AQI
12th May 2025
18AQI
18AQI
13th May 2025
24AQI
24AQI
14th May 2025
28AQI
28AQI
15th May 2025
27AQI
27AQI
16th May 2025
34AQI
34AQI
17th May 2025
31AQI
31AQI
18th May 2025
18AQI
18AQI
19th May 2025
12AQI
12AQI
20th May 2025
13AQI
13AQI
21st May 2025
16AQI
16AQI
22nd May 2025
14AQI
14AQI
23rd May 2025
14AQI
14AQI
24th May 2025
12AQI
12AQI
25th May 2025
14AQI
14AQI
26th May 2025
22AQI
22AQI
27th May 2025
23AQI
23AQI
28th May 2025
29AQI
29AQI
29th May 2025
28AQI
28AQI
30th May 2025
24AQI
24AQI
31st May 2025
25AQI
25AQI
1st June 2025
12AQI
12AQI
2nd June 2025
15AQI
15AQI
3rd June 2025
22AQI
22AQI
4th June 2025
39AQI
39AQI
5th June 2025
45AQI
45AQI
6th June 2025
54AQI
54AQI
7th June 2025
59AQI
59AQI
8th June 2025
56AQI
56AQI
9th June 2025
57AQI
57AQI
10th June 2025
40AQI
40AQI
11th June 2025
49AQI
49AQI
12th June 2025
56AQI
56AQI
13th June 2025
23AQI
23AQI
14th June 2025
23AQI
23AQI
15th June 2025
24AQI
24AQI
16th June 2025
31AQI
31AQI
17th June 2025
40AQI
40AQI
18th June 2025
22AQI
22AQI
19th June 2025
37AQI
37AQI
20th June 2025
22AQI
22AQI
21st June 2025
26AQI
26AQI
22nd June 2025
26AQI
26AQI
23rd June 2025
36AQI
36AQI
24th June 2025
49AQI
49AQI
25th June 2025
41AQI
41AQI
26th June 2025
24AQI
24AQI
27th June 2025
23AQI
23AQI
28th June 2025
23AQI
23AQI
29th June 2025
24AQI
24AQI
30th June 2025
29AQI
29AQI
1st July 2025
33AQI
33AQI
2nd July 2025
28AQI
28AQI
3rd July 2025
39AQI
39AQI
4th July 2025
24AQI
24AQI
5th July 2025
27AQI
27AQI
6th July 2025
36AQI
36AQI
7th July 2025
41AQI
41AQI
8th July 2025
26AQI
26AQI
9th July 2025
34AQI
34AQI
10th July 2025
39AQI
39AQI
11th July 2025
38AQI
38AQI
12th July 2025
50AQI
50AQI
13th July 2025
43AQI
43AQI
14th July 2025
35AQI
35AQI
15th July 2025
38AQI
38AQI
16th July 2025
49AQI
49AQI
17th July 2025
49AQI
49AQI
18th July 2025
22AQI
22AQI
19th July 2025
31AQI
31AQI
20th July 2025
39AQI
39AQI
21st July 2025
30AQI
30AQI
22nd July 2025
17AQI
17AQI
23rd July 2025
21AQI
21AQI
24th July 2025
31AQI
31AQI
25th July 2025
42AQI
42AQI
26th July 2025
49AQI
49AQI
27th July 2025
57AQI
57AQI
28th July 2025
57AQI
57AQI
29th July 2025
52AQI
52AQI
30th July 2025
60AQI
60AQI
31st July 2025
45AQI
45AQI
1st August 2025
23AQI
23AQI
19AQI
20AQI
20AQI
34AQI
38AQI
23AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202528AQI
5
30
31
25
5
27
4
1
119
9
Highest AQI recorded in
July38AQI
Lowest AQI recorded in
March19AQI
Most & Least Polluted Years Over the Last 1 Years
Most Polluted Year Recorded
2025(Avg.)
28AQILeast Polluted Year Recorded
2025(Avg.)
28AQISaint Zephirin de Courval's annual 2025 AQI (28) shows an average percentage change of NaN% (improved AQI) compared to previous years: .
