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HistoryAQIPM₂.₅PM₁₀COSO₂NO₂O₃

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+

July Air Quality Analysis

Saint Zephirin de Courval, Quebec, Canada

2025
2026
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
30th Jul 2025
60AQI
Lowest AQI recorded on
22nd Jul 2025
17AQI

Same Day Analysis (30th July):
On this day, AQI across the 2 years varied significantly: 2026 ranks 2nd highest AQI at 39 of Good air quality, showing improvement over 2025 on the same day.

Day & Night AQI Trend: 30th Jul - 31st Jul 2026

Saint Zephirin de Courval, Quebec, Canada

AQI
Day
Night
.

5 AM30th Jul 2026

8 PM

4 AM31st Jul 2026

Day time
Avg. Highest Time
3PM30th Jul

48AQI

Avg. Lowest Time
7AM30th Jul

36AQI

Night time
Avg. Highest Time
4AM31st Jul

42AQI

Avg. Lowest Time
3AM31st Jul

25AQI

In the last 24 hours,

Saint Zephirin de Courval's AQI reached its highest point of 48 at 3 PM during the Day, while the lowest point, 25, was recorded at 3 AM during the Night between 30th Jul and 31st Jul 2026.

Day & Night AQI Trend : Jul 2026

Saint Zephirin de Courval, Quebec, Canada

Jul
02nd - 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 - 28th28th - 29th29th - 30th30th - 31st31st
Day
Night
2nd Jul 2026275 AMAQI
2nd Jul 2026246 AMAQI
2nd Jul 2026237 AMAQI
2nd Jul 2026288 AMAQI
2nd Jul 2026289 AMAQI
2nd Jul 20262810 AMAQI
2nd Jul 20262811 AMAQI
2nd Jul 20262812 PMAQI
2nd Jul 2026291 PMAQI
2nd Jul 2026312 PMAQI
2nd Jul 2026323 PMAQI
2nd Jul 2026374 PMAQI
2nd Jul 2026365 PMAQI
2nd Jul 2026366 PMAQI
2nd Jul 2026287 PMAQI
2nd Jul 2026388 PMAQI
2nd Jul 2026369 PMAQI
2nd Jul 20262510 PMAQI
2nd Jul 20262511 PMAQI
3rd Jul 20262612 AMAQI
3rd Jul 2026271 AMAQI
3rd Jul 2026302 AMAQI
3rd Jul 2026283 AMAQI
3rd Jul 2026294 AMAQI

27°C22/35°C

3rd Jul 2026265 AMAQI
3rd Jul 2026306 AMAQI
3rd Jul 2026327 AMAQI
3rd Jul 2026308 AMAQI
3rd Jul 2026279 AMAQI
3rd Jul 20263010 AMAQI
3rd Jul 20263111 AMAQI
3rd Jul 20263012 PMAQI
3rd Jul 2026301 PMAQI
3rd Jul 2026302 PMAQI
3rd Jul 2026483 PMAQI
3rd Jul 2026304 PMAQI
3rd Jul 2026285 PMAQI
3rd Jul 2026286 PMAQI
3rd Jul 2026297 PMAQI
3rd Jul 2026608 PMAQI
3rd Jul 2026549 PMAQI
3rd Jul 20264910 PMAQI
3rd Jul 20264611 PMAQI
4th Jul 20264212 AMAQI
4th Jul 2026361 AMAQI
4th Jul 2026372 AMAQI
4th Jul 2026423 AMAQI
4th Jul 2026474 AMAQI

27°C21/34°C

4th Jul 2026425 AMAQI
4th Jul 2026426 AMAQI
4th Jul 2026397 AMAQI
4th Jul 2026448 AMAQI
4th Jul 2026459 AMAQI
4th Jul 20263410 AMAQI
4th Jul 20263611 AMAQI
4th Jul 20263812 PMAQI
4th Jul 2026341 PMAQI
4th Jul 2026352 PMAQI
4th Jul 2026343 PMAQI
4th Jul 2026344 PMAQI
4th Jul 2026325 PMAQI
4th Jul 2026286 PMAQI
4th Jul 2026277 PMAQI
4th Jul 2026278 PMAQI
4th Jul 2026369 PMAQI
4th Jul 20264010 PMAQI
4th Jul 20263611 PMAQI
5th Jul 20265612 AMAQI
5th Jul 2026431 AMAQI
5th Jul 2026462 AMAQI
5th Jul 2026403 AMAQI
5th Jul 2026484 AMAQI

26°C21/30°C

5th Jul 2026535 AMAQI
5th Jul 2026406 AMAQI
5th Jul 2026407 AMAQI
5th Jul 2026398 AMAQI
5th Jul 2026469 AMAQI
5th Jul 20263410 AMAQI
5th Jul 20263411 AMAQI
5th Jul 20263112 PMAQI
5th Jul 2026341 PMAQI
5th Jul 2026302 PMAQI
5th Jul 2026273 PMAQI
5th Jul 2026264 PMAQI
5th Jul 2026305 PMAQI
5th Jul 2026286 PMAQI
5th Jul 2026287 PMAQI
5th Jul 2026218 PMAQI
5th Jul 2026229 PMAQI
5th Jul 20262510 PMAQI
5th Jul 20262411 PMAQI
6th Jul 20262012 AMAQI
6th Jul 2026261 AMAQI
6th Jul 2026352 AMAQI
6th Jul 2026283 AMAQI
6th Jul 2026224 AMAQI

22°C16/29°C

6th Jul 2026235 AMAQI
6th Jul 2026246 AMAQI
6th Jul 2026297 AMAQI
6th Jul 2026288 AMAQI
6th Jul 2026289 AMAQI
6th Jul 20262910 AMAQI
6th Jul 20263111 AMAQI
6th Jul 20263212 PMAQI
6th Jul 2026331 PMAQI
6th Jul 2026322 PMAQI
6th Jul 2026333 PMAQI
6th Jul 2026324 PMAQI
6th Jul 2026355 PMAQI
6th Jul 2026346 PMAQI
6th Jul 2026367 PMAQI
6th Jul 2026348 PMAQI
6th Jul 2026279 PMAQI
6th Jul 20263410 PMAQI
6th Jul 20262811 PMAQI
7th Jul 20262412 AMAQI
7th Jul 2026281 AMAQI
7th Jul 2026322 AMAQI
7th Jul 2026503 AMAQI
7th Jul 2026304 AMAQI

24°C17/31°C

7th Jul 2026305 AMAQI
7th Jul 2026306 AMAQI
7th Jul 2026327 AMAQI
7th Jul 2026308 AMAQI
7th Jul 2026299 AMAQI
7th Jul 20263610 AMAQI
7th Jul 20263011 AMAQI
7th Jul 20264812 PMAQI
7th Jul 2026301 PMAQI
7th Jul 2026302 PMAQI
7th Jul 2026283 PMAQI
7th Jul 2026284 PMAQI
7th Jul 2026315 PMAQI
7th Jul 2026286 PMAQI
7th Jul 2026307 PMAQI
7th Jul 2026288 PMAQI
7th Jul 2026289 PMAQI
7th Jul 20262610 PMAQI
7th Jul 20262611 PMAQI
8th Jul 20262412 AMAQI
8th Jul 2026271 AMAQI
8th Jul 2026272 AMAQI
8th Jul 2026293 AMAQI
8th Jul 2026334 AMAQI

25°C18/32°C

8th Jul 2026295 AMAQI
8th Jul 2026226 AMAQI
8th Jul 2026207 AMAQI
8th Jul 2026268 AMAQI
8th Jul 2026289 AMAQI
8th Jul 20263010 AMAQI
8th Jul 20263211 AMAQI
8th Jul 20263212 PMAQI
8th Jul 2026321 PMAQI
8th Jul 2026272 PMAQI
8th Jul 2026283 PMAQI
8th Jul 2026304 PMAQI
8th Jul 2026305 PMAQI
8th Jul 2026306 PMAQI
8th Jul 2026267 PMAQI
8th Jul 2026268 PMAQI
8th Jul 2026269 PMAQI
8th Jul 20262410 PMAQI
8th Jul 20262311 PMAQI
9th Jul 20262912 AMAQI
9th Jul 2026301 AMAQI
9th Jul 2026282 AMAQI
9th Jul 2026283 AMAQI
9th Jul 2026264 AMAQI

26°C17/34°C

9th Jul 2026295 AMAQI
9th Jul 2026286 AMAQI
9th Jul 2026217 AMAQI
9th Jul 2026268 AMAQI
9th Jul 2026289 AMAQI
9th Jul 20263210 AMAQI
9th Jul 20262911 AMAQI
9th Jul 20263212 PMAQI
9th Jul 2026231 PMAQI
9th Jul 2026282 PMAQI
9th Jul 2026293 PMAQI
9th Jul 2026294 PMAQI
9th Jul 2026245 PMAQI
9th Jul 2026316 PMAQI
9th Jul 2026317 PMAQI
9th Jul 2026318 PMAQI
9th Jul 2026269 PMAQI
9th Jul 20262810 PMAQI
9th Jul 20263011 PMAQI
10th Jul 20262812 AMAQI
10th Jul 2026261 AMAQI
10th Jul 2026242 AMAQI
10th Jul 2026293 AMAQI
10th Jul 2026334 AMAQI

23°C19/25°C

10th Jul 2026275 AMAQI
10th Jul 2026266 AMAQI
10th Jul 2026267 AMAQI
10th Jul 2026348 AMAQI
10th Jul 2026289 AMAQI
10th Jul 20263710 AMAQI
10th Jul 20262611 AMAQI
10th Jul 20262612 PMAQI
10th Jul 2026291 PMAQI
10th Jul 2026342 PMAQI
10th Jul 2026333 PMAQI
10th Jul 2026404 PMAQI
10th Jul 2026405 PMAQI
10th Jul 2026366 PMAQI
10th Jul 2026427 PMAQI
10th Jul 2026438 PMAQI
10th Jul 2026429 PMAQI
10th Jul 20263010 PMAQI
10th Jul 20263011 PMAQI
11th Jul 20263812 AMAQI
11th Jul 2026361 AMAQI
11th Jul 2026282 AMAQI
11th Jul 2026293 AMAQI
11th Jul 2026314 AMAQI

23°C18/29°C

11th Jul 2026315 AMAQI
11th Jul 2026326 AMAQI
11th Jul 2026287 AMAQI
11th Jul 2026328 AMAQI
11th Jul 2026329 AMAQI
11th Jul 20263410 AMAQI
11th Jul 20263511 AMAQI
11th Jul 20263012 PMAQI
11th Jul 2026321 PMAQI
11th Jul 2026272 PMAQI
11th Jul 2026263 PMAQI
11th Jul 2026254 PMAQI
11th Jul 2026315 PMAQI
11th Jul 2026316 PMAQI
11th Jul 2026277 PMAQI
11th Jul 2026208 PMAQI
11th Jul 2026219 PMAQI
11th Jul 20262810 PMAQI
11th Jul 20262511 PMAQI
12th Jul 20262412 AMAQI
12th Jul 2026261 AMAQI
12th Jul 2026242 AMAQI
12th Jul 2026273 AMAQI
12th Jul 2026614 AMAQI

22°C14/28°C

12th Jul 2026305 AMAQI
12th Jul 2026326 AMAQI
12th Jul 2026307 AMAQI
12th Jul 2026458 AMAQI
12th Jul 2026589 AMAQI
12th Jul 20263010 AMAQI
12th Jul 20266211 AMAQI
12th Jul 20263112 PMAQI
12th Jul 2026251 PMAQI
12th Jul 2026302 PMAQI
12th Jul 2026283 PMAQI
12th Jul 2026424 PMAQI
12th Jul 2026395 PMAQI
12th Jul 2026286 PMAQI
12th Jul 2026247 PMAQI
12th Jul 2026298 PMAQI
12th Jul 2026329 PMAQI
12th Jul 20262410 PMAQI
12th Jul 20262811 PMAQI
13th Jul 20262412 AMAQI
13th Jul 2026231 AMAQI
13th Jul 2026322 AMAQI
13th Jul 2026363 AMAQI
13th Jul 2026424 AMAQI

23°C16/31°C

13th Jul 2026405 AMAQI
13th Jul 2026406 AMAQI
13th Jul 2026437 AMAQI
13th Jul 2026418 AMAQI
13th Jul 2026449 AMAQI
13th Jul 20264810 AMAQI
13th Jul 20264611 AMAQI
13th Jul 20264812 PMAQI
13th Jul 2026311 PMAQI
13th Jul 2026272 PMAQI
13th Jul 2026413 PMAQI
13th Jul 2026554 PMAQI
13th Jul 2026545 PMAQI
13th Jul 2026466 PMAQI
13th Jul 2026467 PMAQI
13th Jul 2026498 PMAQI
13th Jul 2026449 PMAQI
13th Jul 20265110 PMAQI
13th Jul 20264411 PMAQI
14th Jul 20264412 AMAQI
14th Jul 2026441 AMAQI
14th Jul 2026522 AMAQI
14th Jul 2026483 AMAQI
14th Jul 2026514 AMAQI

24°C17/31°C

14th Jul 2026495 AMAQI
14th Jul 2026426 AMAQI
14th Jul 2026447 AMAQI
14th Jul 2026438 AMAQI
14th Jul 2026469 AMAQI
14th Jul 20264410 AMAQI
14th Jul 20264211 AMAQI
14th Jul 20264712 PMAQI
14th Jul 2026441 PMAQI
14th Jul 2026402 PMAQI
14th Jul 2026323 PMAQI
14th Jul 2026324 PMAQI
14th Jul 2026265 PMAQI
14th Jul 2026326 PMAQI
14th Jul 2026467 PMAQI
14th Jul 2026588 PMAQI
14th Jul 2026609 PMAQI
14th Jul 20262610 PMAQI
14th Jul 20262411 PMAQI
15th Jul 20262212 AMAQI
15th Jul 2026221 AMAQI
15th Jul 2026452 AMAQI
15th Jul 2026403 AMAQI
15th Jul 2026684 AMAQI

25°C19/34°C

15th Jul 2026615 AMAQI
15th Jul 2026616 AMAQI
15th Jul 2026647 AMAQI
15th Jul 2026648 AMAQI
15th Jul 2026609 AMAQI
15th Jul 20265810 AMAQI
15th Jul 20264811 AMAQI
15th Jul 20264212 PMAQI
15th Jul 2026331 PMAQI
15th Jul 2026382 PMAQI
15th Jul 2026423 PMAQI
15th Jul 2026294 PMAQI
15th Jul 2026345 PMAQI
15th Jul 2026306 PMAQI
15th Jul 2026297 PMAQI
15th Jul 2026318 PMAQI
15th Jul 2026299 PMAQI
15th Jul 20263110 PMAQI
15th Jul 20262911 PMAQI
16th Jul 20263412 AMAQI
16th Jul 2026401 AMAQI
16th Jul 2026422 AMAQI
16th Jul 2026293 AMAQI
16th Jul 2026384 AMAQI

24°C19/29°C

16th Jul 2026325 AMAQI
16th Jul 2026316 AMAQI
16th Jul 2026507 AMAQI
16th Jul 2026528 AMAQI
16th Jul 2026579 AMAQI
16th Jul 20266210 AMAQI
16th Jul 20266211 AMAQI
16th Jul 20263112 PMAQI
16th Jul 2026561 PMAQI
16th Jul 2026282 PMAQI
16th Jul 2026343 PMAQI
16th Jul 2026304 PMAQI
16th Jul 2026285 PMAQI
16th Jul 2026296 PMAQI
16th Jul 2026267 PMAQI
16th Jul 2026278 PMAQI
16th Jul 2026319 PMAQI
16th Jul 20262810 PMAQI
16th Jul 20262611 PMAQI
17th Jul 20262712 AMAQI
17th Jul 2026261 AMAQI
17th Jul 2026252 AMAQI
17th Jul 2026273 AMAQI
17th Jul 2026344 AMAQI

21°C17/27°C

17th Jul 2026385 AMAQI
17th Jul 2026406 AMAQI
17th Jul 2026377 AMAQI
17th Jul 2026388 AMAQI
17th Jul 2026369 AMAQI
17th Jul 20264110 AMAQI
17th Jul 20263411 AMAQI
17th Jul 20264012 PMAQI
17th Jul 2026361 PMAQI
17th Jul 2026422 PMAQI
17th Jul 2026203 PMAQI
17th Jul 2026224 PMAQI
17th Jul 2026195 PMAQI
17th Jul 2026196 PMAQI
17th Jul 2026227 PMAQI
17th Jul 2026308 PMAQI
17th Jul 2026449 PMAQI
17th Jul 20265810 PMAQI
17th Jul 20265311 PMAQI
18th Jul 20264012 AMAQI
18th Jul 2026621 AMAQI
18th Jul 2026292 AMAQI
18th Jul 2026343 AMAQI
18th Jul 2026544 AMAQI

22°C15/29°C

18th Jul 2026515 AMAQI
18th Jul 2026466 AMAQI
18th Jul 2026467 AMAQI
18th Jul 2026348 AMAQI
18th Jul 2026509 AMAQI
18th Jul 20263810 AMAQI
18th Jul 20263411 AMAQI
18th Jul 20262112 PMAQI
18th Jul 2026561 PMAQI
18th Jul 2026442 PMAQI
18th Jul 2026483 PMAQI
18th Jul 2026494 PMAQI
18th Jul 2026445 PMAQI
18th Jul 2026516 PMAQI
18th Jul 2026627 PMAQI
18th Jul 2026678 PMAQI
18th Jul 2026599 PMAQI
18th Jul 20266410 PMAQI
18th Jul 20266911 PMAQI
19th Jul 20266512 AMAQI
19th Jul 2026601 AMAQI
19th Jul 2026582 AMAQI
19th Jul 2026483 AMAQI
19th Jul 2026464 AMAQI

18°C17/19°C

19th Jul 2026335 AMAQI
19th Jul 2026366 AMAQI
19th Jul 2026367 AMAQI
19th Jul 2026288 AMAQI
19th Jul 2026469 AMAQI
19th Jul 20264410 AMAQI
19th Jul 20262911 AMAQI
19th Jul 20264812 PMAQI
19th Jul 2026401 PMAQI
19th Jul 2026672 PMAQI
19th Jul 2026623 PMAQI
19th Jul 2026814 PMAQI
19th Jul 2026605 PMAQI
19th Jul 2026426 PMAQI
19th Jul 2026227 PMAQI
19th Jul 2026268 PMAQI
19th Jul 2026249 PMAQI
19th Jul 20262610 PMAQI
19th Jul 20262011 PMAQI
20th Jul 20266212 AMAQI
20th Jul 2026651 AMAQI
20th Jul 2026662 AMAQI
20th Jul 2026713 AMAQI
20th Jul 2026724 AMAQI

19°C14/23°C

20th Jul 2026405 AMAQI
20th Jul 2026546 AMAQI
20th Jul 2026407 AMAQI
20th Jul 2026248 AMAQI
20th Jul 2026299 AMAQI
20th Jul 20262610 AMAQI
20th Jul 20262811 AMAQI
20th Jul 20262912 PMAQI
20th Jul 2026271 PMAQI
20th Jul 2026382 PMAQI
20th Jul 2026323 PMAQI
20th Jul 2026424 PMAQI
20th Jul 2026365 PMAQI
20th Jul 2026406 PMAQI
20th Jul 2026387 PMAQI
20th Jul 2026488 PMAQI
20th Jul 2026519 PMAQI
20th Jul 20264910 PMAQI
21st Jul 20264412 AMAQI
21st Jul 2026341 AMAQI
21st Jul 2026422 AMAQI
21st Jul 2026343 AMAQI
21st Jul 2026404 AMAQI

21°C12/29°C

21st Jul 2026405 AMAQI
21st Jul 2026446 AMAQI
21st Jul 2026467 AMAQI
21st Jul 2026508 AMAQI
21st Jul 2026389 AMAQI
21st Jul 20263610 AMAQI
21st Jul 20264411 AMAQI
21st Jul 20264412 PMAQI
21st Jul 2026461 PMAQI
21st Jul 2026512 PMAQI
21st Jul 2026573 PMAQI
21st Jul 2026594 PMAQI
21st Jul 2026565 PMAQI
21st Jul 2026536 PMAQI
21st Jul 2026447 PMAQI
21st Jul 2026408 PMAQI
21st Jul 2026449 PMAQI
21st Jul 20264610 PMAQI
21st Jul 20265011 PMAQI
22nd Jul 20265012 AMAQI
22nd Jul 2026521 AMAQI
22nd Jul 2026512 AMAQI
22nd Jul 2026493 AMAQI
22nd Jul 2026464 AMAQI

23°C17/31°C

22nd Jul 2026405 AMAQI
22nd Jul 2026256 AMAQI
22nd Jul 2026297 AMAQI
22nd Jul 2026258 AMAQI
22nd Jul 2026329 AMAQI
22nd Jul 20262910 AMAQI
22nd Jul 20262611 AMAQI
22nd Jul 20262512 PMAQI
22nd Jul 2026251 PMAQI
22nd Jul 2026252 PMAQI
22nd Jul 2026243 PMAQI
22nd Jul 2026334 PMAQI
22nd Jul 2026235 PMAQI
22nd Jul 2026256 PMAQI
22nd Jul 2026257 PMAQI
22nd Jul 2026248 PMAQI
22nd Jul 2026259 PMAQI
22nd Jul 20262510 PMAQI
22nd Jul 20261911 PMAQI
23rd Jul 20262012 AMAQI
23rd Jul 2026251 AMAQI
23rd Jul 2026462 AMAQI
23rd Jul 2026293 AMAQI
23rd Jul 2026274 AMAQI

20°C16/23°C

23rd Jul 2026215 AMAQI
23rd Jul 2026236 AMAQI
23rd Jul 2026167 AMAQI
23rd Jul 202688 AMAQI
23rd Jul 202689 AMAQI
23rd Jul 20261610 AMAQI
23rd Jul 2026811 AMAQI
23rd Jul 20262412 PMAQI
23rd Jul 2026161 PMAQI
23rd Jul 2026222 PMAQI
23rd Jul 2026183 PMAQI
23rd Jul 2026254 PMAQI
23rd Jul 2026295 PMAQI
23rd Jul 2026446 PMAQI
23rd Jul 2026647 PMAQI
23rd Jul 2026258 PMAQI
23rd Jul 2026249 PMAQI
23rd Jul 20262310 PMAQI
23rd Jul 20262511 PMAQI
24th Jul 20262512 AMAQI
24th Jul 2026291 AMAQI
24th Jul 2026252 AMAQI
24th Jul 2026363 AMAQI
24th Jul 2026254 AMAQI

19°C12/28°C

24th Jul 2026255 AMAQI
24th Jul 2026256 AMAQI
24th Jul 2026367 AMAQI
24th Jul 2026258 AMAQI
24th Jul 2026299 AMAQI
24th Jul 20262310 AMAQI
24th Jul 20263311 AMAQI
24th Jul 20263412 PMAQI
24th Jul 2026361 PMAQI
24th Jul 2026252 PMAQI
24th Jul 2026363 PMAQI
24th Jul 2026404 PMAQI
24th Jul 2026405 PMAQI
24th Jul 2026386 PMAQI
24th Jul 2026387 PMAQI
24th Jul 2026348 PMAQI
24th Jul 2026369 PMAQI
24th Jul 20264010 PMAQI
24th Jul 20264411 PMAQI
25th Jul 20264012 AMAQI
25th Jul 2026461 AMAQI
25th Jul 2026462 AMAQI
25th Jul 2026423 AMAQI
25th Jul 2026424 AMAQI

23°C15/30°C

25th Jul 2026445 AMAQI
25th Jul 2026406 AMAQI
25th Jul 2026447 AMAQI
25th Jul 2026448 AMAQI
25th Jul 2026489 AMAQI
25th Jul 20264410 AMAQI
25th Jul 20264411 AMAQI
25th Jul 20264412 PMAQI
25th Jul 2026461 PMAQI
25th Jul 2026362 PMAQI
25th Jul 2026343 PMAQI
25th Jul 2026384 PMAQI
25th Jul 2026325 PMAQI
25th Jul 2026326 PMAQI
25th Jul 2026347 PMAQI
25th Jul 2026388 PMAQI
25th Jul 2026389 PMAQI
25th Jul 20263610 PMAQI
25th Jul 20264611 PMAQI
26th Jul 20264712 AMAQI
26th Jul 2026581 AMAQI
26th Jul 2026592 AMAQI
26th Jul 2026573 AMAQI
26th Jul 2026584 AMAQI

24°C16/32°C

26th Jul 2026555 AMAQI
26th Jul 2026556 AMAQI
26th Jul 2026497 AMAQI
26th Jul 2026468 AMAQI
26th Jul 2026469 AMAQI
26th Jul 20264210 AMAQI
26th Jul 20264511 AMAQI
26th Jul 20264212 PMAQI
26th Jul 2026401 PMAQI
26th Jul 2026362 PMAQI
26th Jul 2026423 PMAQI
26th Jul 2026384 PMAQI
26th Jul 2026365 PMAQI
26th Jul 2026366 PMAQI
26th Jul 2026347 PMAQI
26th Jul 2026388 PMAQI
26th Jul 2026389 PMAQI
26th Jul 20263610 PMAQI
26th Jul 20264611 PMAQI
27th Jul 20265012 AMAQI
27th Jul 2026481 AMAQI
27th Jul 2026482 AMAQI
27th Jul 2026463 AMAQI
27th Jul 2026484 AMAQI

24°C16/32°C

27th Jul 2026525 AMAQI
27th Jul 2026526 AMAQI
27th Jul 2026477 AMAQI
27th Jul 2026468 AMAQI
27th Jul 2026449 AMAQI
27th Jul 20264610 AMAQI
27th Jul 20264411 AMAQI
27th Jul 20264412 PMAQI
27th Jul 2026421 PMAQI
27th Jul 2026422 PMAQI
27th Jul 2026443 PMAQI
27th Jul 2026464 PMAQI
27th Jul 2026405 PMAQI
27th Jul 2026406 PMAQI
27th Jul 2026387 PMAQI
27th Jul 2026368 PMAQI
27th Jul 2026389 PMAQI
27th Jul 20263810 PMAQI
27th Jul 20264011 PMAQI
28th Jul 20264412 AMAQI
28th Jul 2026441 AMAQI
28th Jul 2026422 AMAQI
28th Jul 2026443 AMAQI
28th Jul 2026464 AMAQI

23°C17/29°C

28th Jul 2026445 AMAQI
28th Jul 2026466 AMAQI
28th Jul 2026407 AMAQI
28th Jul 2026368 AMAQI
28th Jul 2026469 AMAQI
28th Jul 20263810 AMAQI
28th Jul 20263811 AMAQI
28th Jul 20264412 PMAQI
28th Jul 2026441 PMAQI
28th Jul 2026442 PMAQI
28th Jul 2026443 PMAQI
28th Jul 2026444 PMAQI
28th Jul 2026445 PMAQI
28th Jul 2026446 PMAQI
28th Jul 2026467 PMAQI
28th Jul 2026448 PMAQI
28th Jul 2026469 PMAQI
28th Jul 20264210 PMAQI
28th Jul 20264611 PMAQI
29th Jul 20264412 AMAQI
29th Jul 2026421 AMAQI
29th Jul 2026422 AMAQI
29th Jul 2026403 AMAQI
29th Jul 2026404 AMAQI

23°C18/29°C

29th Jul 2026425 AMAQI
29th Jul 2026406 AMAQI
29th Jul 2026427 AMAQI
29th Jul 2026408 AMAQI
29th Jul 2026409 AMAQI
29th Jul 20264010 AMAQI
29th Jul 20264011 AMAQI
29th Jul 20263812 PMAQI
29th Jul 2026441 PMAQI
29th Jul 2026382 PMAQI
29th Jul 2026503 PMAQI
29th Jul 2026274 PMAQI
29th Jul 2026515 PMAQI
29th Jul 2026386 PMAQI
29th Jul 2026427 PMAQI
29th Jul 2026328 PMAQI
29th Jul 2026429 PMAQI
29th Jul 20264610 PMAQI
29th Jul 20264511 PMAQI
30th Jul 20264212 AMAQI
30th Jul 2026301 AMAQI
30th Jul 2026402 AMAQI
30th Jul 2026253 AMAQI
30th Jul 2026424 AMAQI

22°C19/26°C

30th Jul 2026385 AMAQI
30th Jul 2026366 AMAQI
30th Jul 2026367 AMAQI
30th Jul 2026388 AMAQI
30th Jul 2026409 AMAQI
30th Jul 20264210 AMAQI
30th Jul 20264611 AMAQI
30th Jul 20264612 PMAQI
30th Jul 2026461 PMAQI
30th Jul 2026462 PMAQI
30th Jul 2026483 PMAQI
30th Jul 2026444 PMAQI
30th Jul 2026385 PMAQI
30th Jul 2026426 PMAQI
30th Jul 2026407 PMAQI
30th Jul 2026388 PMAQI
30th Jul 2026259 PMAQI
30th Jul 20262510 PMAQI
30th Jul 20263211 PMAQI
31st Jul 20263012 AMAQI
31st Jul 2026361 AMAQI
31st Jul 2026382 AMAQI
31st Jul 2026253 AMAQI
31st Jul 2026424 AMAQI

22°C19/28°C

31st Jul 2026445 AMAQI
5 AM
31st Jul 2026466 AMAQI
31st Jul 2026407 AMAQI
31st Jul 2026448 AMAQI
31st Jul 2026469 AMAQI
31st Jul 20264910 AMAQI
31st Jul 20264611 AMAQI
31st Jul 20264812 PMAQI
12 PM
31st Jul 2026461 PMAQI
31st Jul 2026462 PMAQI
31st Jul 2026463 PMAQI
31st Jul 2026424 PMAQI
31st Jul 2026425 PMAQI
31st Jul 2026466 PMAQI
31st Jul 2026427 PMAQI
8 PM
12 AM
4 AM

22°C18/28°C

Day time
Avg. Highest Time
9 AM

39AQI

1 hours / Day
30 hours / Month
Avg. Lowest Time
5 AM - 8 AM

37AQI

4 hours / Day
120 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 9 AM to 9 AM (Avg. 39), while the lowest AQI was between 5 AM to 8 AM (Avg. 37).
Night time
Avg. Highest Time
4 AM

42AQI

1 hours / Day
30 hours / Month
Avg. Lowest Time
9 PM - 11 PM

35AQI

3 hours / Day
90 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 4 AM to 4 AM (Avg. 42), while the lowest AQI was between 9 PM to 11 PM (Avg. 35).

2026 Days Vs Air Quality

Saint Zephirin de Courval, Quebec, Canada

2026

95%

198

5%

10

Total number of days with different AQI categories in last 212 days in 2026 (153 days remaining)

Good
198 Days
Moderate
10 Days
Poor
0 Days
Unhealthy
0 Days
Severe
0 Days
Hazardous
0 Days

Under WHO’s Safe Air Quality Limits: 95%

Health Risk Level:

Very Low

In 2026, 95% of 212 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 2026

AQI (US)
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 2026
-1th undefined 2026
-1th undefined 2026
-1th undefined 2026
1st January 2026
22AQI (US)
2nd January 2026
39AQI (US)
3rd January 2026
27AQI (US)
4th January 2026
47AQI (US)
5th January 2026
43AQI (US)
6th January 2026
50AQI (US)
7th January 2026
48AQI (US)
8th January 2026
38AQI (US)
9th January 2026
31AQI (US)
10th January 2026
22AQI (US)
11th January 2026
22AQI (US)
12th January 2026
17AQI (US)
13th January 2026
44AQI (US)
14th January 2026
35AQI (US)
15th January 2026
27AQI (US)
16th January 2026
16AQI (US)
17th January 2026
36AQI (US)
18th January 2026
41AQI (US)
19th January 2026
63AQI (US)
20th January 2026
26AQI (US)
21st January 2026
34AQI (US)
22nd January 2026
49AQI (US)
23rd January 2026
54AQI (US)
24th January 2026
48AQI (US)
25th January 2026
45AQI (US)
26th January 2026
47AQI (US)
27th January 2026
44AQI (US)
28th January 2026
46AQI (US)
29th January 2026
51AQI (US)
30th January 2026
48AQI (US)
31st January 2026
44AQI (US)
1st February 2026
48AQI (US)
2nd February 2026
49AQI (US)
3rd February 2026
50AQI (US)
4th February 2026
53AQI (US)
5th February 2026
49AQI (US)
6th February 2026
40AQI (US)
7th February 2026
37AQI (US)
8th February 2026
45AQI (US)
9th February 2026
46AQI (US)
10th February 2026
46AQI (US)
11th February 2026
44AQI (US)
12th February 2026
42AQI (US)
13th February 2026
50AQI (US)
14th February 2026
47AQI (US)
15th February 2026
39AQI (US)
16th February 2026
42AQI (US)
17th February 2026
43AQI (US)
18th February 2026
42AQI (US)
19th February 2026
40AQI (US)
20th February 2026
41AQI (US)
21st February 2026
35AQI (US)
22nd February 2026
34AQI (US)
23rd February 2026
38AQI (US)
24th February 2026
43AQI (US)
25th February 2026
41AQI (US)
26th February 2026
35AQI (US)
27th February 2026
34AQI (US)
28th February 2026
38AQI (US)
1st March 2026
39AQI (US)
2nd March 2026
52AQI (US)
3rd March 2026
47AQI (US)
4th March 2026
45AQI (US)
5th March 2026
41AQI (US)
6th March 2026
38AQI (US)
7th March 2026
40AQI (US)
8th March 2026
39AQI (US)
9th March 2026
40AQI (US)
10th March 2026
33AQI (US)
11th March 2026
43AQI (US)
12th March 2026
41AQI (US)
13th March 2026
39AQI (US)
14th March 2026
37AQI (US)
15th March 2026
35AQI (US)
16th March 2026
36AQI (US)
17th March 2026
34AQI (US)
18th March 2026
32AQI (US)
19th March 2026
32AQI (US)
20th March 2026
36AQI (US)
21st March 2026
36AQI (US)
22nd March 2026
36AQI (US)
23rd March 2026
42AQI (US)
24th March 2026
35AQI (US)
25th March 2026
33AQI (US)
26th March 2026
27AQI (US)
27th March 2026
29AQI (US)
28th March 2026
34AQI (US)
29th March 2026
30AQI (US)
30th March 2026
27AQI (US)
31st March 2026
24AQI (US)
1st April 2026
31AQI (US)
2nd April 2026
32AQI (US)
3rd April 2026
27AQI (US)
4th April 2026
31AQI (US)
5th April 2026
29AQI (US)
6th April 2026
27AQI (US)
7th April 2026
26AQI (US)
8th April 2026
30AQI (US)
9th April 2026
27AQI (US)
10th April 2026
30AQI (US)
11th April 2026
32AQI (US)
12th April 2026
27AQI (US)
13th April 2026
33AQI (US)
14th April 2026
32AQI (US)
15th April 2026
33AQI (US)
16th April 2026
29AQI (US)
17th April 2026
18th April 2026
32AQI (US)
19th April 2026
32AQI (US)
20th April 2026
29AQI (US)
21st April 2026
27AQI (US)
22nd April 2026
23rd April 2026
23AQI (US)
24th April 2026
27AQI (US)
25th April 2026
29AQI (US)
26th April 2026
34AQI (US)
27th April 2026
27AQI (US)
28th April 2026
24AQI (US)
29th April 2026
23AQI (US)
30th April 2026
26AQI (US)
1st May 2026
26AQI (US)
2nd May 2026
24AQI (US)
3rd May 2026
20AQI (US)
4th May 2026
30AQI (US)
5th May 2026
32AQI (US)
6th May 2026
30AQI (US)
7th May 2026
28AQI (US)
8th May 2026
27AQI (US)
9th May 2026
10th May 2026
34AQI (US)
11th May 2026
31AQI (US)
12th May 2026
28AQI (US)
13th May 2026
28AQI (US)
14th May 2026
24AQI (US)
15th May 2026
46AQI (US)
16th May 2026
53AQI (US)
17th May 2026
57AQI (US)
18th May 2026
57AQI (US)
19th May 2026
54AQI (US)
20th May 2026
49AQI (US)
21st May 2026
45AQI (US)
22nd May 2026
44AQI (US)
23rd May 2026
51AQI (US)
24th May 2026
48AQI (US)
25th May 2026
45AQI (US)
26th May 2026
29AQI (US)
27th May 2026
26AQI (US)
28th May 2026
22AQI (US)
29th May 2026
20AQI (US)
30th May 2026
20AQI (US)
31st May 2026
26AQI (US)
1st June 2026
26AQI (US)
2nd June 2026
25AQI (US)
3rd June 2026
25AQI (US)
4th June 2026
27AQI (US)
5th June 2026
28AQI (US)
6th June 2026
25AQI (US)
7th June 2026
21AQI (US)
8th June 2026
23AQI (US)
9th June 2026
24AQI (US)
10th June 2026
26AQI (US)
11th June 2026
26AQI (US)
12th June 2026
26AQI (US)
13th June 2026
24AQI (US)
14th June 2026
22AQI (US)
15th June 2026
25AQI (US)
16th June 2026
26AQI (US)
17th June 2026
25AQI (US)
18th June 2026
26AQI (US)
19th June 2026
23AQI (US)
20th June 2026
25AQI (US)
21st June 2026
22AQI (US)
22nd June 2026
25AQI (US)
23rd June 2026
22AQI (US)
24th June 2026
23AQI (US)
25th June 2026
25AQI (US)
26th June 2026
27AQI (US)
27th June 2026
29AQI (US)
28th June 2026
32AQI (US)
29th June 2026
27AQI (US)
30th June 2026
27AQI (US)
1st July 2026
26AQI (US)
2nd July 2026
28AQI (US)
3rd July 2026
34AQI (US)
4th July 2026
37AQI (US)
5th July 2026
35AQI (US)
6th July 2026
30AQI (US)
7th July 2026
31AQI (US)
8th July 2026
28AQI (US)
9th July 2026
28AQI (US)
10th July 2026
32AQI (US)
11th July 2026
30AQI (US)
12th July 2026
34AQI (US)
13th July 2026
41AQI (US)
14th July 2026
42AQI (US)
15th July 2026
42AQI (US)
16th July 2026
38AQI (US)
17th July 2026
34AQI (US)
18th July 2026
48AQI (US)
19th July 2026
44AQI (US)
20th July 2026
44AQI (US)
21st July 2026
45AQI (US)
22nd July 2026
31AQI (US)
23rd July 2026
24AQI (US)
24th July 2026
32AQI (US)
25th July 2026
41AQI (US)
26th July 2026
45AQI (US)
27th July 2026
44AQI (US)
28th July 2026
43AQI (US)
29th July 2026
41AQI (US)
30th July 2026
39AQI (US)
31st July 2026
1st August 2026
2nd August 2026
3rd August 2026
4th August 2026
5th August 2026
6th August 2026
7th August 2026
8th August 2026
9th August 2026
10th August 2026
11th August 2026
12th August 2026
13th August 2026
14th August 2026
15th August 2026
16th August 2026
17th August 2026
18th August 2026
19th August 2026
20th August 2026
21st August 2026
22nd August 2026
23rd August 2026
24th August 2026
25th August 2026
26th August 2026
27th August 2026
28th August 2026
29th August 2026
30th August 2026
31st August 2026
1st September 2026
2nd September 2026
3rd September 2026
4th September 2026
5th September 2026
6th September 2026
7th September 2026
8th September 2026
9th September 2026
10th September 2026
11th September 2026
12th September 2026
13th September 2026
14th September 2026
15th September 2026
16th September 2026
17th September 2026
18th September 2026
19th September 2026
20th September 2026
21st September 2026
22nd September 2026
23rd September 2026
24th September 2026
25th September 2026
26th September 2026
27th September 2026
28th September 2026
29th September 2026
30th September 2026
1st October 2026
2nd October 2026
3rd October 2026
4th October 2026
5th October 2026
6th October 2026
7th October 2026
8th October 2026
9th October 2026
10th October 2026
11th October 2026
12th October 2026
13th October 2026
14th October 2026
15th October 2026
16th October 2026
17th October 2026
18th October 2026
19th October 2026
20th October 2026
21st October 2026
22nd October 2026
23rd October 2026
24th October 2026
25th October 2026
26th October 2026
27th October 2026
28th October 2026
29th October 2026
30th October 2026
31st October 2026
1st November 2026
2nd November 2026
3rd November 2026
4th November 2026
5th November 2026
6th November 2026
7th November 2026
8th November 2026
9th November 2026
10th November 2026
11th November 2026
12th November 2026
13th November 2026
14th November 2026
15th November 2026
16th November 2026
17th November 2026
18th November 2026
19th November 2026
20th November 2026
21st November 2026
22nd November 2026
23rd November 2026
24th November 2026
25th November 2026
26th November 2026
27th November 2026
28th November 2026
29th November 2026
30th November 2026
1st December 2026
2nd December 2026
3rd December 2026
4th December 2026
5th December 2026
6th December 2026
7th December 2026
8th December 2026
9th December 2026
10th December 2026
11th December 2026
12th December 2026
13th December 2026
14th December 2026
15th December 2026
16th December 2026
17th December 2026
18th December 2026
19th December 2026
20th December 2026
21st December 2026
22nd December 2026
23rd December 2026
24th December 2026
25th December 2026
26th December 2026
27th December 2026
28th December 2026
29th December 2026
30th December 2026
31st December 2026

39AQI (US)

43AQI (US)

37AQI (US)

29AQI (US)

35AQI (US)

25AQI (US)

36AQI (US)

No. of days

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

202635AQI (US)

28
3
27
1
30
1
28
25
5
30
30
198
10

Highest AQI (US) recorded in

February

43AQI (US)

Lowest AQI (US) recorded in

June

25AQI (US)

202531AQI (US)

5
30
31
25
5
27
4
25
6
30
26
5
24
6
24
7
247
33

Highest AQI (US) recorded in

July

38AQI (US)

Lowest AQI (US) recorded in

March

19AQI (US)

Most & Least Polluted Years Over the Last 2 Years

Most Polluted Year Recorded
2026(Avg.)
35AQI (US)
Least Polluted Year Recorded
2025(Avg.)
31AQI (US)

Saint Zephirin de Courval's annual 2026 AQI (US) (35) shows an average percentage change of 12.9% (worsened AQI (US)) compared to previous years: 2025 (31).