Analyse Historique de la Qualité de l'Air à Queenston, St. Catharines, Ontario, Canada
Plongez dans des détails sur la qualité de l'air avec des données historiques, des tendances mensuelles et annuelles à portée de main !
Bon
050
Modéré
100
Pauvre
150
Non sain
200
Sévère
300
Dangereux
301+
Analyse de la qualité de l'air de Août
Queenston, St. Catharines, Ontario, Canada
2025
AQI
.
Jours
Tendances AQI : Le plus élevé et le plus bas
AQI le plus élevé enregistré le
4th Aug 2025
107AQIAQI le plus bas enregistré le
2nd Aug 2025
34AQIAnalyse du même jour (7th August ):
Ce jour-là, l'AQI au cours des 1 années a varié de manière significative : 2025 se classe 1st le plus élevé AQI à 79 de Modéré qualité de l'air le même jour.
Télécharger les données annuelles 2024
Rapport mondial sur la qualité de l'air
Tendance AQI Jour & Nuit : 7th Aug - 8th Aug 2025
Queenston, St. Catharines, Ontario, Canada
AQI
Jour
Nuit
.
5 AM7th Aug 2025
8 PM
4 AM8th Aug 2025
Heure du jour
Heure moyenne la plus haute
12PM7th Aug
84AQI
Heure moyenne la plus basse
7AM7th Aug
69AQI
Heure de la nuit
Heure moyenne la plus haute
12AM8th Aug
83AQI
Heure moyenne la plus basse
10PM7th Aug
75AQI
Au cours des 24 dernières heures,
L'AQI de Queenston a atteint son point le plus élevé de 84 à 12 PM pendant le Jour, tandis que le point le plus bas, undefined, a été enregistré à 4 AM pendant le Nuit entre 7th Aug et 8th Aug 2025.
Tendance AQI Jour & Nuit : Jul - Aug 2025
Queenston, St. Catharines, Ontario, Canada
JulAug
09th - 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 - 06th06th - 07th07th - 08th08th
Jour
Nuit
9th Jul 2025355 AMAQI
9th Jul 2025366 AMAQI
9th Jul 2025387 AMAQI
9th Jul 2025328 AMAQI
9th Jul 2025349 AMAQI
9th Jul 20254210 AMAQI
9th Jul 20254011 AMAQI
9th Jul 20254412 PMAQI
9th Jul 2025431 PMAQI
9th Jul 2025442 PMAQI
9th Jul 2025443 PMAQI
9th Jul 2025454 PMAQI
9th Jul 2025465 PMAQI
9th Jul 2025466 PMAQI
9th Jul 2025457 PMAQI
9th Jul 2025448 PMAQI
9th Jul 2025409 PMAQI
9th Jul 20254110 PMAQI
9th Jul 20254111 PMAQI
10th Jul 20254112 AMAQI
10th Jul 2025421 AMAQI
10th Jul 2025422 AMAQI
10th Jul 2025443 AMAQI
10th Jul 2025524 AMAQI
22°C18/25°C
10th Jul 2025515 AMAQI
10th Jul 2025486 AMAQI
10th Jul 2025467 AMAQI
10th Jul 2025448 AMAQI
10th Jul 2025479 AMAQI
10th Jul 20254610 AMAQI
10th Jul 20254311 AMAQI
10th Jul 20254512 PMAQI
10th Jul 2025471 PMAQI
10th Jul 2025472 PMAQI
10th Jul 2025473 PMAQI
10th Jul 2025444 PMAQI
10th Jul 2025485 PMAQI
10th Jul 2025466 PMAQI
10th Jul 2025487 PMAQI
10th Jul 2025468 PMAQI
10th Jul 2025469 PMAQI
10th Jul 20254410 PMAQI
10th Jul 20255011 PMAQI
11th Jul 20254612 AMAQI
11th Jul 2025481 AMAQI
11th Jul 2025542 AMAQI
11th Jul 2025533 AMAQI
11th Jul 2025544 AMAQI
23°C18/28°C
11th Jul 2025545 AMAQI
11th Jul 2025556 AMAQI
11th Jul 2025547 AMAQI
11th Jul 2025548 AMAQI
11th Jul 2025539 AMAQI
11th Jul 20255410 AMAQI
11th Jul 20255411 AMAQI
11th Jul 20255412 PMAQI
11th Jul 2025541 PMAQI
11th Jul 2025542 PMAQI
11th Jul 2025533 PMAQI
11th Jul 2025534 PMAQI
11th Jul 2025525 PMAQI
11th Jul 2025526 PMAQI
11th Jul 2025527 PMAQI
11th Jul 2025528 PMAQI
11th Jul 2025529 PMAQI
11th Jul 20255210 PMAQI
11th Jul 20255111 PMAQI
12th Jul 20255312 AMAQI
12th Jul 2025511 AMAQI
12th Jul 2025532 AMAQI
12th Jul 2025503 AMAQI
12th Jul 2025454 AMAQI
24°C19/30°C
12th Jul 2025415 AMAQI
12th Jul 2025386 AMAQI
12th Jul 2025377 AMAQI
12th Jul 2025378 AMAQI
12th Jul 2025379 AMAQI
12th Jul 20253210 AMAQI
12th Jul 20253411 AMAQI
12th Jul 20253412 PMAQI
12th Jul 2025371 PMAQI
12th Jul 2025392 PMAQI
12th Jul 2025443 PMAQI
12th Jul 2025424 PMAQI
12th Jul 2025435 PMAQI
12th Jul 2025466 PMAQI
12th Jul 2025467 PMAQI
12th Jul 2025458 PMAQI
12th Jul 2025449 PMAQI
12th Jul 20254310 PMAQI
12th Jul 20254411 PMAQI
13th Jul 20254412 AMAQI
13th Jul 2025451 AMAQI
13th Jul 2025432 AMAQI
13th Jul 2025393 AMAQI
13th Jul 2025384 AMAQI
27°C20/35°C
13th Jul 2025365 AMAQI
13th Jul 2025376 AMAQI
13th Jul 2025367 AMAQI
13th Jul 2025408 AMAQI
13th Jul 2025409 AMAQI
13th Jul 20253910 AMAQI
13th Jul 20253811 AMAQI
13th Jul 20253812 PMAQI
13th Jul 2025381 PMAQI
13th Jul 2025382 PMAQI
13th Jul 2025363 PMAQI
13th Jul 2025364 PMAQI
13th Jul 2025395 PMAQI
13th Jul 2025386 PMAQI
13th Jul 2025387 PMAQI
13th Jul 2025388 PMAQI
13th Jul 2025389 PMAQI
13th Jul 20254010 PMAQI
13th Jul 20253811 PMAQI
14th Jul 20254012 AMAQI
14th Jul 2025391 AMAQI
14th Jul 2025522 AMAQI
14th Jul 2025523 AMAQI
14th Jul 2025554 AMAQI
26°C23/30°C
14th Jul 2025445 AMAQI
14th Jul 2025346 AMAQI
14th Jul 2025477 AMAQI
14th Jul 2025488 AMAQI
14th Jul 2025489 AMAQI
14th Jul 20254510 AMAQI
14th Jul 20255011 AMAQI
14th Jul 20255312 PMAQI
14th Jul 2025551 PMAQI
14th Jul 2025552 PMAQI
14th Jul 2025533 PMAQI
14th Jul 2025504 PMAQI
14th Jul 2025515 PMAQI
14th Jul 2025516 PMAQI
14th Jul 2025527 PMAQI
14th Jul 2025518 PMAQI
14th Jul 2025509 PMAQI
14th Jul 20255010 PMAQI
14th Jul 20255011 PMAQI
15th Jul 20255112 AMAQI
15th Jul 2025571 AMAQI
15th Jul 2025582 AMAQI
15th Jul 2025603 AMAQI
15th Jul 2025624 AMAQI
25°C21/30°C
15th Jul 2025625 AMAQI
15th Jul 2025636 AMAQI
15th Jul 2025617 AMAQI
15th Jul 2025618 AMAQI
15th Jul 2025639 AMAQI
15th Jul 20256310 AMAQI
15th Jul 20256211 AMAQI
15th Jul 20256112 PMAQI
15th Jul 2025591 PMAQI
15th Jul 2025582 PMAQI
15th Jul 2025613 PMAQI
15th Jul 2025604 PMAQI
15th Jul 2025605 PMAQI
15th Jul 2025606 PMAQI
15th Jul 2025597 PMAQI
15th Jul 2025598 PMAQI
15th Jul 2025589 PMAQI
15th Jul 20255910 PMAQI
15th Jul 20256011 PMAQI
16th Jul 20255812 AMAQI
16th Jul 2025591 AMAQI
16th Jul 2025572 AMAQI
16th Jul 2025543 AMAQI
16th Jul 2025584 AMAQI
26°C20/32°C
16th Jul 2025555 AMAQI
16th Jul 2025586 AMAQI
16th Jul 2025627 AMAQI
16th Jul 2025638 AMAQI
16th Jul 2025679 AMAQI
16th Jul 20257410 AMAQI
16th Jul 20256811 AMAQI
16th Jul 20256612 PMAQI
16th Jul 2025671 PMAQI
16th Jul 2025662 PMAQI
16th Jul 2025643 PMAQI
16th Jul 2025634 PMAQI
16th Jul 2025635 PMAQI
16th Jul 2025636 PMAQI
16th Jul 2025627 PMAQI
16th Jul 2025608 PMAQI
16th Jul 2025609 PMAQI
16th Jul 20255810 PMAQI
16th Jul 20255411 PMAQI
17th Jul 20255412 AMAQI
17th Jul 2025541 AMAQI
17th Jul 2025432 AMAQI
17th Jul 2025363 AMAQI
17th Jul 2025304 AMAQI
25°C19/33°C
17th Jul 2025245 AMAQI
17th Jul 2025246 AMAQI
17th Jul 2025237 AMAQI
17th Jul 2025278 AMAQI
17th Jul 2025309 AMAQI
17th Jul 20253210 AMAQI
17th Jul 20253211 AMAQI
17th Jul 20253012 PMAQI
17th Jul 2025311 PMAQI
17th Jul 2025302 PMAQI
17th Jul 2025243 PMAQI
17th Jul 2025264 PMAQI
17th Jul 2025305 PMAQI
17th Jul 2025316 PMAQI
17th Jul 2025297 PMAQI
17th Jul 2025288 PMAQI
17th Jul 2025299 PMAQI
17th Jul 20253110 PMAQI
17th Jul 20252811 PMAQI
18th Jul 20252612 AMAQI
18th Jul 2025251 AMAQI
18th Jul 2025212 AMAQI
18th Jul 2025193 AMAQI
18th Jul 2025204 AMAQI
25°C20/30°C
18th Jul 2025205 AMAQI
18th Jul 2025206 AMAQI
18th Jul 2025207 AMAQI
18th Jul 2025208 AMAQI
18th Jul 2025199 AMAQI
18th Jul 20251910 AMAQI
18th Jul 20251911 AMAQI
18th Jul 20251912 PMAQI
18th Jul 2025191 PMAQI
18th Jul 2025192 PMAQI
18th Jul 2025193 PMAQI
18th Jul 2025194 PMAQI
18th Jul 2025195 PMAQI
18th Jul 2025196 PMAQI
18th Jul 2025197 PMAQI
18th Jul 2025208 PMAQI
18th Jul 2025199 PMAQI
18th Jul 20251910 PMAQI
18th Jul 20251911 PMAQI
19th Jul 20252012 AMAQI
19th Jul 2025241 AMAQI
19th Jul 2025272 AMAQI
19th Jul 2025283 AMAQI
19th Jul 2025264 AMAQI
21°C15/26°C
19th Jul 2025265 AMAQI
19th Jul 2025296 AMAQI
19th Jul 2025417 AMAQI
19th Jul 2025408 AMAQI
19th Jul 2025349 AMAQI
19th Jul 20253210 AMAQI
19th Jul 20253111 AMAQI
19th Jul 20252712 PMAQI
19th Jul 2025241 PMAQI
19th Jul 2025232 PMAQI
19th Jul 2025243 PMAQI
19th Jul 2025234 PMAQI
19th Jul 2025245 PMAQI
19th Jul 2025266 PMAQI
19th Jul 2025267 PMAQI
19th Jul 2025278 PMAQI
19th Jul 2025279 PMAQI
19th Jul 20252810 PMAQI
19th Jul 20252611 PMAQI
20th Jul 20252612 AMAQI
20th Jul 2025271 AMAQI
20th Jul 2025222 AMAQI
20th Jul 2025223 AMAQI
20th Jul 2025224 AMAQI
21°C13/29°C
20th Jul 2025225 AMAQI
20th Jul 2025226 AMAQI
20th Jul 2025237 AMAQI
20th Jul 2025238 AMAQI
20th Jul 2025229 AMAQI
20th Jul 20252210 AMAQI
20th Jul 20252111 AMAQI
20th Jul 20252212 PMAQI
20th Jul 2025251 PMAQI
20th Jul 2025242 PMAQI
20th Jul 2025243 PMAQI
20th Jul 2025244 PMAQI
20th Jul 2025245 PMAQI
20th Jul 2025246 PMAQI
20th Jul 2025257 PMAQI
20th Jul 2025248 PMAQI
20th Jul 2025239 PMAQI
20th Jul 20252410 PMAQI
20th Jul 20253011 PMAQI
21st Jul 20253412 AMAQI
21st Jul 2025381 AMAQI
21st Jul 2025522 AMAQI
21st Jul 2025443 AMAQI
21st Jul 2025494 AMAQI
22°C20/28°C
21st Jul 2025565 AMAQI
21st Jul 2025586 AMAQI
21st Jul 2025587 AMAQI
21st Jul 2025588 AMAQI
21st Jul 2025569 AMAQI
21st Jul 20255610 AMAQI
21st Jul 20255611 AMAQI
21st Jul 20255212 PMAQI
21st Jul 2025461 PMAQI
21st Jul 2025372 PMAQI
21st Jul 2025343 PMAQI
21st Jul 2025384 PMAQI
21st Jul 2025385 PMAQI
21st Jul 2025376 PMAQI
21st Jul 2025387 PMAQI
21st Jul 2025388 PMAQI
21st Jul 2025469 PMAQI
21st Jul 20254610 PMAQI
21st Jul 20253611 PMAQI
22nd Jul 20254012 AMAQI
22nd Jul 2025431 AMAQI
22nd Jul 2025402 AMAQI
22nd Jul 2025443 AMAQI
22nd Jul 2025364 AMAQI
20°C17/24°C
22nd Jul 2025325 AMAQI
22nd Jul 2025296 AMAQI
22nd Jul 2025257 AMAQI
22nd Jul 2025268 AMAQI
22nd Jul 2025289 AMAQI
22nd Jul 20252810 AMAQI
22nd Jul 20252411 AMAQI
22nd Jul 20252312 PMAQI
22nd Jul 2025221 PMAQI
22nd Jul 2025222 PMAQI
22nd Jul 2025243 PMAQI
22nd Jul 2025234 PMAQI
22nd Jul 2025255 PMAQI
22nd Jul 2025266 PMAQI
22nd Jul 2025247 PMAQI
22nd Jul 2025258 PMAQI
22nd Jul 2025259 PMAQI
22nd Jul 20252510 PMAQI
22nd Jul 20252411 PMAQI
23rd Jul 20252412 AMAQI
23rd Jul 2025251 AMAQI
23rd Jul 2025262 AMAQI
23rd Jul 2025233 AMAQI
23rd Jul 2025224 AMAQI
20°C14/26°C
23rd Jul 2025215 AMAQI
23rd Jul 2025206 AMAQI
23rd Jul 2025217 AMAQI
23rd Jul 2025248 AMAQI
23rd Jul 2025269 AMAQI
23rd Jul 20252610 AMAQI
23rd Jul 20252211 AMAQI
23rd Jul 20252312 PMAQI
23rd Jul 2025221 PMAQI
23rd Jul 2025222 PMAQI
23rd Jul 2025263 PMAQI
23rd Jul 2025254 PMAQI
23rd Jul 2025245 PMAQI
23rd Jul 2025276 PMAQI
23rd Jul 2025257 PMAQI
23rd Jul 2025258 PMAQI
23rd Jul 2025249 PMAQI
23rd Jul 20252410 PMAQI
23rd Jul 20252711 PMAQI
24th Jul 20252812 AMAQI
24th Jul 2025291 AMAQI
24th Jul 2025312 AMAQI
24th Jul 2025383 AMAQI
24th Jul 2025364 AMAQI
23°C14/30°C
24th Jul 2025385 AMAQI
24th Jul 2025406 AMAQI
24th Jul 2025447 AMAQI
24th Jul 2025448 AMAQI
24th Jul 2025449 AMAQI
24th Jul 20254610 AMAQI
24th Jul 20254511 AMAQI
24th Jul 20254612 PMAQI
24th Jul 2025461 PMAQI
24th Jul 2025482 PMAQI
24th Jul 2025483 PMAQI
24th Jul 2025464 PMAQI
24th Jul 2025485 PMAQI
24th Jul 2025486 PMAQI
24th Jul 2025467 PMAQI
24th Jul 2025438 PMAQI
24th Jul 2025439 PMAQI
24th Jul 20254410 PMAQI
24th Jul 20254411 PMAQI
25th Jul 20254212 AMAQI
25th Jul 2025401 AMAQI
25th Jul 2025322 AMAQI
25th Jul 2025293 AMAQI
25th Jul 2025284 AMAQI
26°C19/34°C
25th Jul 2025275 AMAQI
25th Jul 2025286 AMAQI
25th Jul 2025307 AMAQI
25th Jul 2025328 AMAQI
25th Jul 2025329 AMAQI
25th Jul 20253310 AMAQI
25th Jul 20253411 AMAQI
25th Jul 20253212 PMAQI
25th Jul 2025321 PMAQI
25th Jul 2025322 PMAQI
25th Jul 2025333 PMAQI
25th Jul 2025324 PMAQI
25th Jul 2025315 PMAQI
25th Jul 2025326 PMAQI
25th Jul 2025337 PMAQI
25th Jul 2025328 PMAQI
25th Jul 2025349 PMAQI
25th Jul 20253610 PMAQI
25th Jul 20254411 PMAQI
26th Jul 20254612 AMAQI
26th Jul 2025481 AMAQI
26th Jul 2025572 AMAQI
26th Jul 2025563 AMAQI
26th Jul 2025574 AMAQI
25°C23/28°C
26th Jul 2025595 AMAQI
26th Jul 2025606 AMAQI
26th Jul 2025587 AMAQI
26th Jul 2025548 AMAQI
26th Jul 2025619 AMAQI
26th Jul 20255910 AMAQI
26th Jul 20255911 AMAQI
26th Jul 20255412 PMAQI
26th Jul 2025531 PMAQI
26th Jul 2025532 PMAQI
26th Jul 2025523 PMAQI
26th Jul 2025504 PMAQI
26th Jul 2025535 PMAQI
26th Jul 2025546 PMAQI
26th Jul 2025537 PMAQI
26th Jul 2025528 PMAQI
26th Jul 2025539 PMAQI
26th Jul 20255310 PMAQI
26th Jul 20255111 PMAQI
27th Jul 20255112 AMAQI
27th Jul 2025501 AMAQI
27th Jul 2025332 AMAQI
27th Jul 2025283 AMAQI
27th Jul 2025284 AMAQI
25°C21/30°C
27th Jul 2025295 AMAQI
27th Jul 2025306 AMAQI
27th Jul 2025287 AMAQI
27th Jul 2025308 AMAQI
27th Jul 2025309 AMAQI
27th Jul 20252910 AMAQI
27th Jul 20253011 AMAQI
27th Jul 20253412 PMAQI
27th Jul 2025351 PMAQI
27th Jul 2025372 PMAQI
27th Jul 2025393 PMAQI
27th Jul 2025394 PMAQI
27th Jul 2025395 PMAQI
27th Jul 2025426 PMAQI
27th Jul 2025417 PMAQI
27th Jul 2025398 PMAQI
27th Jul 2025369 PMAQI
27th Jul 20253410 PMAQI
27th Jul 20253911 PMAQI
28th Jul 20254012 AMAQI
28th Jul 2025401 AMAQI
28th Jul 2025432 AMAQI
28th Jul 2025453 AMAQI
28th Jul 2025484 AMAQI
27°C23/32°C
28th Jul 2025485 AMAQI
28th Jul 2025526 AMAQI
28th Jul 2025527 AMAQI
28th Jul 2025538 AMAQI
28th Jul 2025559 AMAQI
28th Jul 20255610 AMAQI
28th Jul 20255311 AMAQI
28th Jul 20255312 PMAQI
28th Jul 2025531 PMAQI
28th Jul 2025472 PMAQI
28th Jul 2025513 PMAQI
28th Jul 2025534 PMAQI
28th Jul 2025525 PMAQI
28th Jul 2025536 PMAQI
28th Jul 2025537 PMAQI
28th Jul 2025538 PMAQI
28th Jul 2025529 PMAQI
28th Jul 20255110 PMAQI
28th Jul 20255011 PMAQI
29th Jul 20255112 AMAQI
29th Jul 2025511 AMAQI
29th Jul 2025472 AMAQI
29th Jul 2025503 AMAQI
29th Jul 2025484 AMAQI
26°C19/33°C
29th Jul 2025465 AMAQI
29th Jul 2025466 AMAQI
29th Jul 2025477 AMAQI
29th Jul 2025488 AMAQI
29th Jul 2025499 AMAQI
29th Jul 20255010 AMAQI
29th Jul 20254811 AMAQI
29th Jul 20254612 PMAQI
29th Jul 2025451 PMAQI
29th Jul 2025462 PMAQI
29th Jul 2025453 PMAQI
29th Jul 2025464 PMAQI
29th Jul 2025475 PMAQI
29th Jul 2025466 PMAQI
29th Jul 2025467 PMAQI
29th Jul 2025478 PMAQI
29th Jul 2025499 PMAQI
29th Jul 20255010 PMAQI
29th Jul 20254711 PMAQI
30th Jul 20254712 AMAQI
30th Jul 2025471 AMAQI
30th Jul 2025402 AMAQI
30th Jul 2025403 AMAQI
30th Jul 2025444 AMAQI
26°C21/32°C
30th Jul 2025465 AMAQI
30th Jul 2025436 AMAQI
30th Jul 2025447 AMAQI
30th Jul 2025478 AMAQI
30th Jul 2025489 AMAQI
30th Jul 20254910 AMAQI
30th Jul 20254811 AMAQI
30th Jul 20254912 PMAQI
30th Jul 2025461 PMAQI
30th Jul 2025432 PMAQI
30th Jul 2025463 PMAQI
30th Jul 2025484 PMAQI
30th Jul 2025495 PMAQI
30th Jul 2025496 PMAQI
30th Jul 2025497 PMAQI
30th Jul 2025498 PMAQI
30th Jul 2025499 PMAQI
30th Jul 20254910 PMAQI
30th Jul 20255011 PMAQI
31st Jul 20255012 AMAQI
31st Jul 2025531 AMAQI
31st Jul 2025572 AMAQI
31st Jul 2025603 AMAQI
31st Jul 2025624 AMAQI
25°C21/30°C
31st Jul 2025665 AMAQI
31st Jul 2025686 AMAQI
31st Jul 2025677 AMAQI
31st Jul 2025928 AMAQI
31st Jul 2025869 AMAQI
31st Jul 20257210 AMAQI
31st Jul 20255611 AMAQI
31st Jul 20259612 PMAQI
31st Jul 20251441 PMAQI
31st Jul 20251332 PMAQI
31st Jul 20251033 PMAQI
31st Jul 2025924 PMAQI
31st Jul 2025865 PMAQI
31st Jul 2025806 PMAQI
31st Jul 2025787 PMAQI
31st Jul 2025788 PMAQI
31st Jul 20251129 PMAQI
31st Jul 20259510 PMAQI
31st Jul 20258611 PMAQI
1st Aug 20258412 AMAQI
1st Aug 2025751 AMAQI
1st Aug 2025832 AMAQI
1st Aug 2025743 AMAQI
1st Aug 2025664 AMAQI
21°C17/26°C
1st Aug 2025725 AMAQI
1st Aug 2025646 AMAQI
1st Aug 2025607 AMAQI
1st Aug 2025608 AMAQI
1st Aug 2025589 AMAQI
1st Aug 20255410 AMAQI
1st Aug 20254611 AMAQI
1st Aug 20253612 PMAQI
1st Aug 2025301 PMAQI
1st Aug 2025272 PMAQI
1st Aug 2025263 PMAQI
1st Aug 2025244 PMAQI
1st Aug 2025235 PMAQI
1st Aug 2025206 PMAQI
1st Aug 2025217 PMAQI
1st Aug 2025208 PMAQI
1st Aug 2025439 PMAQI
1st Aug 20252910 PMAQI
1st Aug 20252411 PMAQI
2nd Aug 20253012 AMAQI
2nd Aug 2025361 AMAQI
2nd Aug 2025402 AMAQI
2nd Aug 2025363 AMAQI
2nd Aug 2025294 AMAQI
20°C14/26°C
2nd Aug 2025325 AMAQI
2nd Aug 2025316 AMAQI
2nd Aug 2025327 AMAQI
2nd Aug 2025308 AMAQI
2nd Aug 2025319 AMAQI
2nd Aug 20252910 AMAQI
2nd Aug 20253011 AMAQI
2nd Aug 20252812 PMAQI
2nd Aug 2025261 PMAQI
2nd Aug 2025242 PMAQI
2nd Aug 2025263 PMAQI
2nd Aug 2025264 PMAQI
2nd Aug 2025315 PMAQI
2nd Aug 2025426 PMAQI
2nd Aug 2025467 PMAQI
2nd Aug 2025458 PMAQI
2nd Aug 2025369 PMAQI
2nd Aug 20254410 PMAQI
2nd Aug 20255011 PMAQI
3rd Aug 20255412 AMAQI
3rd Aug 2025531 AMAQI
3rd Aug 2025542 AMAQI
3rd Aug 2025603 AMAQI
3rd Aug 2025664 AMAQI
21°C15/26°C
3rd Aug 2025665 AMAQI
3rd Aug 2025766 AMAQI
3rd Aug 2025867 AMAQI
3rd Aug 2025888 AMAQI
3rd Aug 2025879 AMAQI
3rd Aug 20259310 AMAQI
3rd Aug 20259211 AMAQI
3rd Aug 20258212 PMAQI
3rd Aug 2025761 PMAQI
3rd Aug 2025792 PMAQI
3rd Aug 2025803 PMAQI
3rd Aug 2025864 PMAQI
3rd Aug 2025945 PMAQI
3rd Aug 2025866 PMAQI
3rd Aug 2025827 PMAQI
3rd Aug 2025838 PMAQI
3rd Aug 2025759 PMAQI
3rd Aug 20259010 PMAQI
3rd Aug 202511611 PMAQI
4th Aug 202510812 AMAQI
4th Aug 2025901 AMAQI
4th Aug 2025812 AMAQI
4th Aug 2025893 AMAQI
4th Aug 2025964 AMAQI
22°C14/30°C
4th Aug 2025775 AMAQI
4th Aug 2025766 AMAQI
4th Aug 2025787 AMAQI
4th Aug 2025808 AMAQI
4th Aug 20251109 AMAQI
4th Aug 202513110 AMAQI
4th Aug 202513611 AMAQI
4th Aug 202513812 PMAQI
4th Aug 20251361 PMAQI
4th Aug 20251292 PMAQI
4th Aug 20251323 PMAQI
4th Aug 20251244 PMAQI
4th Aug 20251145 PMAQI
4th Aug 20251086 PMAQI
4th Aug 20251007 PMAQI
4th Aug 2025988 PMAQI
4th Aug 20251199 PMAQI
4th Aug 202511110 PMAQI
4th Aug 202510211 PMAQI
5th Aug 202510412 AMAQI
5th Aug 2025981 AMAQI
5th Aug 2025962 AMAQI
5th Aug 20251003 AMAQI
5th Aug 20251044 AMAQI
22°C16/29°C
5th Aug 20251045 AMAQI
5th Aug 20251026 AMAQI
5th Aug 20251017 AMAQI
5th Aug 20251048 AMAQI
5th Aug 2025989 AMAQI
5th Aug 202510010 AMAQI
5th Aug 20259811 AMAQI
5th Aug 20259912 PMAQI
5th Aug 20251011 PMAQI
5th Aug 2025992 PMAQI
5th Aug 2025973 PMAQI
5th Aug 2025934 PMAQI
5th Aug 2025905 PMAQI
5th Aug 2025926 PMAQI
5th Aug 2025937 PMAQI
5th Aug 2025988 PMAQI
5th Aug 20251009 PMAQI
5th Aug 20259610 PMAQI
5th Aug 20259211 PMAQI
6th Aug 20258312 AMAQI
6th Aug 2025851 AMAQI
6th Aug 2025872 AMAQI
6th Aug 2025863 AMAQI
6th Aug 2025844 AMAQI
23°C16/31°C
6th Aug 2025805 AMAQI
6th Aug 2025806 AMAQI
6th Aug 2025797 AMAQI
6th Aug 2025708 AMAQI
6th Aug 2025709 AMAQI
6th Aug 20257410 AMAQI
6th Aug 20257311 AMAQI
6th Aug 20257212 PMAQI
6th Aug 2025771 PMAQI
6th Aug 2025732 PMAQI
6th Aug 2025763 PMAQI
6th Aug 2025874 PMAQI
6th Aug 2025825 PMAQI
6th Aug 2025756 PMAQI
6th Aug 2025727 PMAQI
6th Aug 2025668 PMAQI
6th Aug 2025749 PMAQI
6th Aug 20257810 PMAQI
6th Aug 20258011 PMAQI
7th Aug 20258212 AMAQI
7th Aug 2025781 AMAQI
7th Aug 2025672 AMAQI
7th Aug 2025783 AMAQI
7th Aug 2025814 AMAQI
24°C19/31°C
7th Aug 2025795 AMAQI
7th Aug 2025746 AMAQI
7th Aug 2025697 AMAQI
7th Aug 2025708 AMAQI
7th Aug 2025829 AMAQI
7th Aug 20258210 AMAQI
7th Aug 20258211 AMAQI
7th Aug 20258412 PMAQI
7th Aug 2025801 PMAQI
7th Aug 2025812 PMAQI
7th Aug 2025813 PMAQI
7th Aug 2025814 PMAQI
7th Aug 2025785 PMAQI
7th Aug 2025786 PMAQI
7th Aug 2025787 PMAQI
7th Aug 2025798 PMAQI
7th Aug 2025779 PMAQI
7th Aug 20257510 PMAQI
7th Aug 20257911 PMAQI
8th Aug 20258312 AMAQI
24°C19/31°C
5 AM
12 PM
8 PM
12 AM
4 AM
--°C/°C
Heure du jour
Heure moyenne la plus haute
5 AM - 8 PM
50AQI
16 heures / Jour
480 heures / Mois
Heure moyenne la plus basse
5 AM - 8 PM
50AQI
16 heures / Jour
480 heures / Mois
Au cours des 30 derniers jours, pendant la journée, l'AQI le plus élevé était entre 5 AM à 8 PM (Moyenne 50), tandis que l'AQI le plus bas était entre 5 AM à 8 PM (Moyenne 50).
Heure de la nuit
Heure moyenne la plus haute
12 AM - 11 PM
50AQI
8 heures / Jour
240 heures / Mois
Heure moyenne la plus basse
12 AM - 11 PM
50AQI
8 heures / Jour
240 heures / Mois
Au cours des 30 derniers jours, pendant la journée, l'AQI le plus élevé était entre 12 AM à 11 PM (Moyenne 50), tandis que l'AQI le plus bas était entre 12 AM à 11 PM (Moyenne 50).
Jours de 2025 Vs Qualité de l'Air
Queenston, St. Catharines, Ontario, Canada
2025
83%
111
16%
22
0.7%
1
Nombre total de jours avec différentes catégories AQI au cours des 220 derniers jours de 2025 (145 jours restants)
Bon
111 JoursModéré
22 JoursPauvre
1 JoursNon sain
0 JoursSévère
0 JoursDangereux
0 JoursSous les limites sécuritaires de l'OMS pour la qualité de l'air : 83%
Niveau de risque sanitaire:
Faible
En 2025, 83% des 220 jours étaient dans les limites sécuritaires de l'OMS pour la qualité de l'air. Le risque de problèmes de santé est Faible, mais les effets à long terme, en particulier sur les personnes vulnérables, restent incertains.
Aperçus Annuels sur la Qualité de l'Air
Queenston, St. Catharines, Ontario, Canada
Niveaux AQI en 2025
AQI
PM2.5
PM10
CO
SO2
NO2
O3
Dim.Lun.Mar.Mer.Jeu.Ven.Sam.
Jan.
Fév.
Mar.
Avr.
Mai
Juin
Juil.
Août
Sep.
Oct.
Nov.
Déc.
1st Mars 2025
21AQI
21AQI
2nd Mars 2025
26AQI
26AQI
3rd Mars 2025
25AQI
25AQI
4th Mars 2025
28AQI
28AQI
5th Mars 2025
22AQI
22AQI
1st Avril 2025
16AQI
16AQI
2nd Avril 2025
19AQI
19AQI
3rd Avril 2025
26AQI
26AQI
4th Avril 2025
17AQI
17AQI
5th Avril 2025
19AQI
19AQI
6th Avril 2025
18AQI
18AQI
7th Avril 2025
19AQI
19AQI
8th Avril 2025
14AQI
14AQI
9th Avril 2025
18AQI
18AQI
10th Avril 2025
27AQI
27AQI
11th Avril 2025
27AQI
27AQI
12th Avril 2025
28AQI
28AQI
13th Avril 2025
36AQI
36AQI
14th Avril 2025
26AQI
26AQI
15th Avril 2025
19AQI
19AQI
16th Avril 2025
13AQI
13AQI
17th Avril 2025
19AQI
19AQI
18th Avril 2025
33AQI
33AQI
19th Avril 2025
46AQI
46AQI
20th Avril 2025
16AQI
16AQI
21st Avril 2025
22AQI
22AQI
22nd Avril 2025
16AQI
16AQI
23rd Avril 2025
29AQI
29AQI
24th Avril 2025
30AQI
30AQI
25th Avril 2025
50AQI
50AQI
26th Avril 2025
34AQI
34AQI
27th Avril 2025
14AQI
14AQI
28th Avril 2025
25AQI
25AQI
29th Avril 2025
33AQI
33AQI
30th Avril 2025
19AQI
19AQI
1st Mai 2025
30AQI
30AQI
2nd Mai 2025
28AQI
28AQI
3rd Mai 2025
17AQI
17AQI
4th Mai 2025
17AQI
17AQI
5th Mai 2025
18AQI
18AQI
6th Mai 2025
19AQI
19AQI
7th Mai 2025
28AQI
28AQI
8th Mai 2025
17AQI
17AQI
9th Mai 2025
22AQI
22AQI
10th Mai 2025
24AQI
24AQI
11th Mai 2025
21AQI
21AQI
12th Mai 2025
27AQI
27AQI
13th Mai 2025
32AQI
32AQI
14th Mai 2025
19AQI
19AQI
15th Mai 2025
27AQI
27AQI
16th Mai 2025
27AQI
27AQI
17th Mai 2025
28AQI
28AQI
18th Mai 2025
17AQI
17AQI
19th Mai 2025
17AQI
17AQI
20th Mai 2025
14AQI
14AQI
21st Mai 2025
15AQI
15AQI
22nd Mai 2025
13AQI
13AQI
23rd Mai 2025
12AQI
12AQI
24th Mai 2025
13AQI
13AQI
25th Mai 2025
13AQI
13AQI
26th Mai 2025
19AQI
19AQI
27th Mai 2025
30AQI
30AQI
28th Mai 2025
23AQI
23AQI
29th Mai 2025
18AQI
18AQI
30th Mai 2025
31AQI
31AQI
31st Mai 2025
27AQI
27AQI
1st Juin 2025
16AQI
16AQI
2nd Juin 2025
20AQI
20AQI
3rd Juin 2025
34AQI
34AQI
4th Juin 2025
55AQI
55AQI
5th Juin 2025
48AQI
48AQI
6th Juin 2025
58AQI
58AQI
7th Juin 2025
58AQI
58AQI
8th Juin 2025
74AQI
74AQI
9th Juin 2025
60AQI
60AQI
10th Juin 2025
42AQI
42AQI
11th Juin 2025
52AQI
52AQI
12th Juin 2025
64AQI
64AQI
13th Juin 2025
40AQI
40AQI
14th Juin 2025
29AQI
29AQI
15th Juin 2025
37AQI
37AQI
16th Juin 2025
35AQI
35AQI
17th Juin 2025
33AQI
33AQI
18th Juin 2025
36AQI
36AQI
19th Juin 2025
26AQI
26AQI
20th Juin 2025
34AQI
34AQI
21st Juin 2025
48AQI
48AQI
22nd Juin 2025
52AQI
52AQI
23rd Juin 2025
53AQI
53AQI
24th Juin 2025
55AQI
55AQI
25th Juin 2025
45AQI
45AQI
26th Juin 2025
39AQI
39AQI
27th Juin 2025
35AQI
35AQI
28th Juin 2025
30AQI
30AQI
29th Juin 2025
35AQI
35AQI
30th Juin 2025
42AQI
42AQI
1st Juillet 2025
36AQI
36AQI
2nd Juillet 2025
39AQI
39AQI
3rd Juillet 2025
47AQI
47AQI
4th Juillet 2025
32AQI
32AQI
5th Juillet 2025
53AQI
53AQI
6th Juillet 2025
51AQI
51AQI
7th Juillet 2025
47AQI
47AQI
8th Juillet 2025
29AQI
29AQI
9th Juillet 2025
36AQI
36AQI
10th Juillet 2025
45AQI
45AQI
11th Juillet 2025
52AQI
52AQI
12th Juillet 2025
44AQI
44AQI
13th Juillet 2025
40AQI
40AQI
14th Juillet 2025
47AQI
47AQI
15th Juillet 2025
58AQI
58AQI
16th Juillet 2025
61AQI
61AQI
17th Juillet 2025
35AQI
35AQI
18th Juillet 2025
21AQI
21AQI
19th Juillet 2025
27AQI
27AQI
20th Juillet 2025
24AQI
24AQI
21st Juillet 2025
44AQI
44AQI
22nd Juillet 2025
30AQI
30AQI
23rd Juillet 2025
24AQI
24AQI
24th Juillet 2025
40AQI
40AQI
25th Juillet 2025
34AQI
34AQI
26th Juillet 2025
52AQI
52AQI
27th Juillet 2025
38AQI
38AQI
28th Juillet 2025
49AQI
49AQI
29th Juillet 2025
48AQI
48AQI
30th Juillet 2025
47AQI
47AQI
31st Juillet 2025
76AQI
76AQI
1st Août 2025
52AQI
52AQI
2nd Août 2025
34AQI
34AQI
3rd Août 2025
75AQI
75AQI
4th Août 2025
107AQI
107AQI
5th Août 2025
99AQI
99AQI
6th Août 2025
79AQI
79AQI
7th Août 2025
79AQI
79AQI
24AQI
24AQI
21AQI
43AQI
42AQI
75AQI
Nombre de jours
Jan.Fév.Mar.Avr.MaiJuinJuil.AoûtSep.Oct.Nov.Déc.Jours totaux
202535AQI
5
30
31
20
10
24
7
1
5
1
111
22
1
Le plus élevé AQI enregistré en
Août75AQI
Le plus bas AQI enregistré en
Mai21AQI
Années les plus & moins polluées des 1 dernières années
Année la plus polluée enregistrée
2025(Moyenne)
35AQIAnnée la moins polluée enregistrée
2025(Moyenne)
35AQILa qualité de l'air annuelle de Queenston pour l'année 2025 AQI (35) montre un changement moyen de pourcentage de NaN% (amélioré AQI) par rapport aux années précédentes : .
