Análise Histórica da Qualidade do Ar de St Catharines, Ontario, Canada
Mergulhe em detalhes sobre a qualidade do ar com dados históricos, padrões mensais e tendências anuais ao seu alcance!
Bom
050
Moderado
100
Ruim
150
Não saudável
200
Severo
300
Perigoso
301+
Análise da Qualidade do Ar de Agosto
St Catharines, Ontario, Canada
2021
2022
2023
2024
2025
AQI
.
Dias
Tendências do AQI: Mais Altos e Mais Baixos
AQI mais alto registrado em
4th Aug 2025
106AQIAQI mais baixo registrado em
18th Aug 2021
17AQIAnálise do Mesmo Dia (4th August ):
Neste dia, o AQI ao longo dos 5 anos variou significativamente: 2025 classificado como 1st mais alto AQI em 106 de Ruim qualidade do ar no mesmo dia.
Baixe os dados anuais de 2024
Relatório Mundial de Qualidade do Ar
Tendência de AQI Dia & Noite: 5th Aug - 6th Aug 2025
St Catharines, Ontario, Canada
AQI
Dia
Noite
.
5 AM5th Aug 2025
8 PM
4 AM6th Aug 2025
Durante o dia
Média do Tempo Mais Alto
8AM5th Aug
104AQI
Média do Tempo Mais Baixo
5PM5th Aug
90AQI
Durante a noite
Média do Tempo Mais Alto
5AM5th Aug
104AQI
Média do Tempo Mais Baixo
12AM6th Aug
83AQI
Nas últimas 24 horas,
AQI de St Catharines atingiu seu ponto mais alto de 104 às 5 AM durante o Noite, enquanto o ponto mais baixo, undefined, foi registrado às 4 AM durante o Noite entre 5th Aug e 6th Aug 2025.
Tendência de AQI Dia & Noite : Jul - Aug 2025
St Catharines, Ontario, Canada
JulAug
07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 31st31st - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th - 06th06th
Dia
Noite
7th Jul 2025525 AMAQI
7th Jul 2025516 AMAQI
7th Jul 2025517 AMAQI
7th Jul 2025528 AMAQI
7th Jul 2025529 AMAQI
7th Jul 20255210 AMAQI
7th Jul 20255211 AMAQI
7th Jul 20255212 PMAQI
7th Jul 2025501 PMAQI
7th Jul 2025482 PMAQI
7th Jul 2025373 PMAQI
7th Jul 2025404 PMAQI
7th Jul 2025435 PMAQI
7th Jul 2025416 PMAQI
7th Jul 2025407 PMAQI
7th Jul 2025398 PMAQI
7th Jul 2025429 PMAQI
7th Jul 20253710 PMAQI
7th Jul 20253911 PMAQI
8th Jul 20253812 AMAQI
8th Jul 2025391 AMAQI
8th Jul 2025372 AMAQI
8th Jul 2025283 AMAQI
8th Jul 2025244 AMAQI
25°C21/28°C
8th Jul 2025255 AMAQI
8th Jul 2025246 AMAQI
8th Jul 2025247 AMAQI
8th Jul 2025248 AMAQI
8th Jul 2025259 AMAQI
8th Jul 20252310 AMAQI
8th Jul 20252311 AMAQI
8th Jul 20252412 PMAQI
8th Jul 2025241 PMAQI
8th Jul 2025272 PMAQI
8th Jul 2025273 PMAQI
8th Jul 2025284 PMAQI
8th Jul 2025305 PMAQI
8th Jul 2025306 PMAQI
8th Jul 2025307 PMAQI
8th Jul 2025288 PMAQI
8th Jul 2025289 PMAQI
8th Jul 20252710 PMAQI
8th Jul 20252711 PMAQI
9th Jul 20252712 AMAQI
9th Jul 2025271 AMAQI
9th Jul 2025262 AMAQI
9th Jul 2025263 AMAQI
9th Jul 2025274 AMAQI
22°C19/26°C
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 20254910 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 2025862 AMAQI
23°C16/31°C
5 AM
12 PM
8 PM
12 AM
4 AM
--°C/°C
Durante o dia
Média do Tempo Mais Alto
5 AM - 8 PM
48AQI
16 horas / Dia
480 horas / Mês
Média do Tempo Mais Baixo
5 AM - 8 PM
48AQI
16 horas / Dia
480 horas / Mês
Nos últimos 30 dias, durante o dia, o maior AQI foi entre 5 AM a 8 PM (Média 48), enquanto o menor AQI foi entre 5 AM a 8 PM (Média 48).
Durante a noite
Média do Tempo Mais Alto
12 AM - 11 PM
48AQI
8 horas / Dia
240 horas / Mês
Média do Tempo Mais Baixo
12 AM - 11 PM
48AQI
8 horas / Dia
240 horas / Mês
Nos últimos 30 dias, durante a noite, o maior AQI foi entre 12 AM a 11 PM (Média 48), enquanto o menor AQI foi entre 12 AM a 11 PM (Média 48).
2025 Dias Vs Qualidade do Ar
St Catharines, Ontario, Canada
2025
89%
192
11%
23
0.4%
1
Número total de dias com diferentes categorias de AQI nos últimos 218 dias em 2025 (147 dias restantes)
Bom
192 DiasModerado
23 DiasRuim
1 DiasNão saudável
0 DiasSevero
0 DiasPerigoso
0 DiasDentro dos Limites de Qualidade do Ar Seguros da OMS: 89%
Nível de Risco à Saúde:
Baixo
Em 2025, 89% de 218 dias estiveram dentro dos limites seguros de qualidade do ar da OMS. O risco de problemas de saúde é Baixo, mas os efeitos a longo prazo, especialmente em indivíduos vulneráveis, permanecem incertos.
Annual Air Quality Insights
St Catharines, Ontario, Canada
Níveis de AQI em 2025
AQI
PM2.5
PM10
CO
SO2
NO2
O3
Dom.Seg.Ter.Qua.Qui.Sex.Sáb.
Jan.
Fev.
Mar.
Abr.
Maio
Jun.
Jul.
Ago.
Set.
Out.
Nov.
Dez.
1st Janeiro 2025
25AQI
25AQI
2nd Janeiro 2025
24AQI
24AQI
3rd Janeiro 2025
22AQI
22AQI
4th Janeiro 2025
29AQI
29AQI
5th Janeiro 2025
26AQI
26AQI
6th Janeiro 2025
22AQI
22AQI
7th Janeiro 2025
22AQI
22AQI
8th Janeiro 2025
27AQI
27AQI
9th Janeiro 2025
27AQI
27AQI
10th Janeiro 2025
34AQI
34AQI
11th Janeiro 2025
53AQI
53AQI
12th Janeiro 2025
48AQI
48AQI
13th Janeiro 2025
36AQI
36AQI
14th Janeiro 2025
31AQI
31AQI
15th Janeiro 2025
23AQI
23AQI
16th Janeiro 2025
45AQI
45AQI
17th Janeiro 2025
44AQI
44AQI
18th Janeiro 2025
27AQI
27AQI
19th Janeiro 2025
25AQI
25AQI
20th Janeiro 2025
25AQI
25AQI
21st Janeiro 2025
24AQI
24AQI
22nd Janeiro 2025
28AQI
28AQI
23rd Janeiro 2025
37AQI
37AQI
24th Janeiro 2025
32AQI
32AQI
25th Janeiro 2025
45AQI
45AQI
26th Janeiro 2025
33AQI
33AQI
27th Janeiro 2025
32AQI
32AQI
28th Janeiro 2025
30AQI
30AQI
29th Janeiro 2025
27AQI
27AQI
30th Janeiro 2025
26AQI
26AQI
31st Janeiro 2025
46AQI
46AQI
1st Fevereiro 2025
29AQI
29AQI
2nd Fevereiro 2025
28AQI
28AQI
3rd Fevereiro 2025
54AQI
54AQI
4th Fevereiro 2025
25AQI
25AQI
5th Fevereiro 2025
23AQI
23AQI
6th Fevereiro 2025
32AQI
32AQI
7th Fevereiro 2025
28AQI
28AQI
8th Fevereiro 2025
35AQI
35AQI
9th Fevereiro 2025
29AQI
29AQI
10th Fevereiro 2025
30AQI
30AQI
11th Fevereiro 2025
46AQI
46AQI
12th Fevereiro 2025
29AQI
29AQI
13th Fevereiro 2025
34AQI
34AQI
14th Fevereiro 2025
30AQI
30AQI
15th Fevereiro 2025
34AQI
34AQI
16th Fevereiro 2025
33AQI
33AQI
17th Fevereiro 2025
28AQI
28AQI
18th Fevereiro 2025
27AQI
27AQI
19th Fevereiro 2025
22AQI
22AQI
20th Fevereiro 2025
21AQI
21AQI
21st Fevereiro 2025
26AQI
26AQI
22nd Fevereiro 2025
42AQI
42AQI
23rd Fevereiro 2025
55AQI
55AQI
24th Fevereiro 2025
48AQI
48AQI
25th Fevereiro 2025
50AQI
50AQI
26th Fevereiro 2025
40AQI
40AQI
27th Fevereiro 2025
40AQI
40AQI
28th Fevereiro 2025
27AQI
27AQI
1st Março 2025
29AQI
29AQI
2nd Março 2025
27AQI
27AQI
3rd Março 2025
30AQI
30AQI
4th Março 2025
35AQI
35AQI
5th Março 2025
32AQI
32AQI
6th Março 2025
25AQI
25AQI
7th Março 2025
32AQI
32AQI
8th Março 2025
33AQI
33AQI
9th Março 2025
30AQI
30AQI
10th Março 2025
32AQI
32AQI
11th Março 2025
31AQI
31AQI
12th Março 2025
28AQI
28AQI
13th Março 2025
26AQI
26AQI
14th Março 2025
53AQI
53AQI
15th Março 2025
54AQI
54AQI
16th Março 2025
27AQI
27AQI
17th Março 2025
16AQI
16AQI
18th Março 2025
21AQI
21AQI
19th Março 2025
28AQI
28AQI
20th Março 2025
24AQI
24AQI
21st Março 2025
17AQI
17AQI
22nd Março 2025
17AQI
17AQI
23rd Março 2025
19AQI
19AQI
24th Março 2025
21AQI
21AQI
25th Março 2025
20AQI
20AQI
26th Março 2025
19AQI
19AQI
27th Março 2025
21AQI
21AQI
28th Março 2025
26AQI
26AQI
29th Março 2025
25AQI
25AQI
30th Março 2025
28AQI
28AQI
31st Março 2025
22AQI
22AQI
1st Abril 2025
16AQI
16AQI
2nd Abril 2025
19AQI
19AQI
3rd Abril 2025
26AQI
26AQI
4th Abril 2025
17AQI
17AQI
5th Abril 2025
19AQI
19AQI
6th Abril 2025
18AQI
18AQI
7th Abril 2025
19AQI
19AQI
8th Abril 2025
14AQI
14AQI
9th Abril 2025
18AQI
18AQI
10th Abril 2025
27AQI
27AQI
11th Abril 2025
27AQI
27AQI
12th Abril 2025
28AQI
28AQI
13th Abril 2025
36AQI
36AQI
14th Abril 2025
26AQI
26AQI
15th Abril 2025
19AQI
19AQI
16th Abril 2025
13AQI
13AQI
17th Abril 2025
19AQI
19AQI
18th Abril 2025
33AQI
33AQI
19th Abril 2025
46AQI
46AQI
20th Abril 2025
16AQI
16AQI
21st Abril 2025
22AQI
22AQI
22nd Abril 2025
16AQI
16AQI
23rd Abril 2025
29AQI
29AQI
24th Abril 2025
30AQI
30AQI
25th Abril 2025
50AQI
50AQI
26th Abril 2025
34AQI
34AQI
27th Abril 2025
14AQI
14AQI
28th Abril 2025
25AQI
25AQI
29th Abril 2025
33AQI
33AQI
30th Abril 2025
19AQI
19AQI
1st Maio 2025
30AQI
30AQI
2nd Maio 2025
28AQI
28AQI
3rd Maio 2025
17AQI
17AQI
4th Maio 2025
17AQI
17AQI
5th Maio 2025
18AQI
18AQI
6th Maio 2025
19AQI
19AQI
7th Maio 2025
28AQI
28AQI
8th Maio 2025
17AQI
17AQI
9th Maio 2025
22AQI
22AQI
10th Maio 2025
24AQI
24AQI
11th Maio 2025
21AQI
21AQI
12th Maio 2025
27AQI
27AQI
13th Maio 2025
32AQI
32AQI
14th Maio 2025
19AQI
19AQI
15th Maio 2025
27AQI
27AQI
16th Maio 2025
27AQI
27AQI
17th Maio 2025
28AQI
28AQI
18th Maio 2025
17AQI
17AQI
19th Maio 2025
17AQI
17AQI
20th Maio 2025
14AQI
14AQI
21st Maio 2025
15AQI
15AQI
22nd Maio 2025
13AQI
13AQI
23rd Maio 2025
12AQI
12AQI
24th Maio 2025
13AQI
13AQI
25th Maio 2025
13AQI
13AQI
26th Maio 2025
19AQI
19AQI
27th Maio 2025
30AQI
30AQI
28th Maio 2025
23AQI
23AQI
29th Maio 2025
18AQI
18AQI
30th Maio 2025
31AQI
31AQI
31st Maio 2025
27AQI
27AQI
1st Junho 2025
16AQI
16AQI
2nd Junho 2025
20AQI
20AQI
3rd Junho 2025
34AQI
34AQI
4th Junho 2025
55AQI
55AQI
5th Junho 2025
48AQI
48AQI
6th Junho 2025
58AQI
58AQI
7th Junho 2025
58AQI
58AQI
8th Junho 2025
74AQI
74AQI
9th Junho 2025
60AQI
60AQI
10th Junho 2025
41AQI
41AQI
11th Junho 2025
53AQI
53AQI
12th Junho 2025
64AQI
64AQI
13th Junho 2025
39AQI
39AQI
14th Junho 2025
29AQI
29AQI
15th Junho 2025
37AQI
37AQI
16th Junho 2025
35AQI
35AQI
17th Junho 2025
33AQI
33AQI
18th Junho 2025
36AQI
36AQI
19th Junho 2025
25AQI
25AQI
20th Junho 2025
34AQI
34AQI
21st Junho 2025
49AQI
49AQI
22nd Junho 2025
52AQI
52AQI
23rd Junho 2025
53AQI
53AQI
24th Junho 2025
55AQI
55AQI
25th Junho 2025
44AQI
44AQI
26th Junho 2025
38AQI
38AQI
27th Junho 2025
35AQI
35AQI
28th Junho 2025
30AQI
30AQI
29th Junho 2025
36AQI
36AQI
30th Junho 2025
42AQI
42AQI
1st Julho 2025
36AQI
36AQI
2nd Julho 2025
40AQI
40AQI
3rd Julho 2025
47AQI
47AQI
4th Julho 2025
31AQI
31AQI
5th Julho 2025
53AQI
53AQI
6th Julho 2025
51AQI
51AQI
7th Julho 2025
47AQI
47AQI
8th Julho 2025
29AQI
29AQI
9th Julho 2025
37AQI
37AQI
10th Julho 2025
46AQI
46AQI
11th Julho 2025
52AQI
52AQI
12th Julho 2025
44AQI
44AQI
13th Julho 2025
39AQI
39AQI
14th Julho 2025
48AQI
48AQI
15th Julho 2025
59AQI
59AQI
16th Julho 2025
61AQI
61AQI
17th Julho 2025
33AQI
33AQI
18th Julho 2025
21AQI
21AQI
19th Julho 2025
27AQI
27AQI
20th Julho 2025
24AQI
24AQI
21st Julho 2025
44AQI
44AQI
22nd Julho 2025
30AQI
30AQI
23rd Julho 2025
24AQI
24AQI
24th Julho 2025
41AQI
41AQI
25th Julho 2025
34AQI
34AQI
26th Julho 2025
53AQI
53AQI
27th Julho 2025
37AQI
37AQI
28th Julho 2025
49AQI
49AQI
29th Julho 2025
48AQI
48AQI
30th Julho 2025
47AQI
47AQI
31st Julho 2025
78AQI
78AQI
1st Agosto 2025
50AQI
50AQI
2nd Agosto 2025
34AQI
34AQI
3rd Agosto 2025
77AQI
77AQI
4th Agosto 2025
106AQI
106AQI
31AQI
34AQI
27AQI
24AQI
21AQI
43AQI
42AQI
67AQI
No. of days
Jan.Fev.Mar.Abr.MaioJun.Jul.Ago.Set.Out.Nov.Dez.Total de Dias
202532AQI
30
1
26
2
29
2
30
31
20
10
24
7
2
1
1
192
23
1
Maior AQI registrado em
Agosto67AQI
Menor AQI registrado em
Maio21AQI
202432AQI
30
1
26
3
31
30
31
29
29
2
23
8
28
2
30
1
30
30
1
347
18
Maior AQI registrado em
Fevereiro37AQI
Menor AQI registrado em
Novembro23AQI
202339AQI
28
3
27
1
30
1
27
3
28
3
11
13
4
2
23
6
2
22
9
29
1
30
1
29
27
3
311
44
6
2
Maior AQI registrado em
Junho73AQI
Menor AQI registrado em
Outubro26AQI
202231AQI
29
2
22
29
2
17
31
29
1
19
1
1
1
29
30
1
27
3
29
2
292
12
1
Maior AQI registrado em
Julho42AQI
Menor AQI registrado em
Agosto20AQI
202133AQI
24
6
26
2
28
3
28
2
29
2
30
26
5
31
30
26
5
28
2
30
1
336
28
Maior AQI registrado em
Fevereiro38AQI
Menor AQI registrado em
Setembro24AQI
202032AQI
13
21
18
30
30
1
31
28
2
29
2
27
3
26
5
253
13
Maior AQI registrado em
Junho36AQI
Menor AQI registrado em
Outubro28AQI
Anos Mais e Menos Poluídos Nos Últimos 6 Anos
Ano Mais Poluído Registrado
2023(Média)
39AQIAno Menos Poluído Registrado
2022(Média)
31AQISt Catharines tem um AQI médio anual de 2025 AQI (32), mostrando uma mudança percentual média de -2.3% (melhorou AQI) em comparação aos anos anteriores: 2020 (32), 2021 (33), 2022 (31), 2023 (39), 2024 (32).
