Newmarket, Ontario, Canada Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
Good
050
Moderate
100
Poor
150
Unhealthy
200
Severe
300
Hazardous
301+
August Air Quality Analysis
Newmarket, Ontario, Canada
2022
2023
2024
2025
2026
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
4th Aug 2025
128AQILowest AQI recorded on
18th Aug 2025
16AQISame Day Analysis (5th August):
On this day, AQI across the 5 years varied significantly: 2026 ranks 4th highest AQI at 31 of Good air quality, showing improvement over 2025, 2024 and 2023 on the same day.
Day & Night AQI Trend: 5th Aug - 6th Aug 2026
Newmarket, Ontario, Canada
AQI
Day
Night
.
5 AM5th Aug 2026
8 PM
4 AM6th Aug 2026
Day time
Avg. Highest Time
6AM5th Aug
53AQI
Avg. Lowest Time
4PM5th Aug
22AQI
Night time
Avg. Highest Time
4AM6th Aug
44AQI
Avg. Lowest Time
9PM5th Aug
26AQI
In the last 24 hours,
Newmarket's AQI reached its highest point of 53 at 6 AM during the Day, while the lowest point, 22, was recorded at 4 PM during the Day between 5th Aug and 6th Aug 2026.
Day & Night AQI Trend : Jul - Aug 2026
Newmarket, Ontario, Canada
JulAug
08th - 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
Day
Night
8th Jul 2026265 AMAQI
8th Jul 2026226 AMAQI
8th Jul 2026227 AMAQI
8th Jul 2026228 AMAQI
8th Jul 2026249 AMAQI
8th Jul 20263010 AMAQI
8th Jul 20263211 AMAQI
8th Jul 20263012 PMAQI
8th Jul 2026301 PMAQI
8th Jul 2026352 PMAQI
8th Jul 2026313 PMAQI
8th Jul 2026334 PMAQI
8th Jul 2026305 PMAQI
8th Jul 2026346 PMAQI
8th Jul 2026337 PMAQI
8th Jul 2026428 PMAQI
8th Jul 2026319 PMAQI
8th Jul 20265310 PMAQI
8th Jul 20264611 PMAQI
9th Jul 20264112 AMAQI
9th Jul 2026421 AMAQI
9th Jul 2026532 AMAQI
9th Jul 2026523 AMAQI
9th Jul 2026564 AMAQI
25°C17/31°C
9th Jul 2026545 AMAQI
9th Jul 2026586 AMAQI
9th Jul 2026677 AMAQI
9th Jul 2026778 AMAQI
9th Jul 2026729 AMAQI
9th Jul 20265210 AMAQI
9th Jul 20265111 AMAQI
9th Jul 20264012 PMAQI
9th Jul 2026441 PMAQI
9th Jul 2026542 PMAQI
9th Jul 2026403 PMAQI
9th Jul 2026484 PMAQI
9th Jul 2026325 PMAQI
9th Jul 2026306 PMAQI
9th Jul 2026387 PMAQI
9th Jul 2026308 PMAQI
9th Jul 20262749 PMAQI
9th Jul 20263810 PMAQI
9th Jul 20263611 PMAQI
10th Jul 20262612 AMAQI
10th Jul 2026861 AMAQI
10th Jul 2026242 AMAQI
10th Jul 2026283 AMAQI
10th Jul 2026324 AMAQI
24°C18/29°C
10th Jul 2026325 AMAQI
10th Jul 2026966 AMAQI
10th Jul 2026327 AMAQI
10th Jul 2026328 AMAQI
10th Jul 2026349 AMAQI
10th Jul 20264010 AMAQI
10th Jul 20263811 AMAQI
10th Jul 20264212 PMAQI
10th Jul 2026501 PMAQI
10th Jul 2026422 PMAQI
10th Jul 2026463 PMAQI
10th Jul 2026424 PMAQI
10th Jul 2026465 PMAQI
10th Jul 2026446 PMAQI
10th Jul 2026477 PMAQI
10th Jul 2026508 PMAQI
10th Jul 2026519 PMAQI
10th Jul 20265710 PMAQI
10th Jul 20266211 PMAQI
11th Jul 202610012 AMAQI
11th Jul 2026881 AMAQI
11th Jul 2026712 AMAQI
11th Jul 2026583 AMAQI
11th Jul 2026604 AMAQI
23°C18/30°C
11th Jul 2026625 AMAQI
11th Jul 2026686 AMAQI
11th Jul 2026697 AMAQI
11th Jul 2026708 AMAQI
11th Jul 2026759 AMAQI
11th Jul 20267210 AMAQI
11th Jul 20266811 AMAQI
11th Jul 20266412 PMAQI
11th Jul 2026621 PMAQI
11th Jul 2026522 PMAQI
11th Jul 2026563 PMAQI
11th Jul 2026624 PMAQI
11th Jul 2026605 PMAQI
11th Jul 2026646 PMAQI
11th Jul 2026647 PMAQI
11th Jul 2026608 PMAQI
11th Jul 2026729 PMAQI
11th Jul 20267210 PMAQI
11th Jul 20266811 PMAQI
12th Jul 20267612 AMAQI
12th Jul 2026721 AMAQI
12th Jul 2026822 AMAQI
12th Jul 2026823 AMAQI
12th Jul 2026894 AMAQI
23°C16/30°C
12th Jul 2026985 AMAQI
12th Jul 2026876 AMAQI
12th Jul 2026957 AMAQI
12th Jul 2026948 AMAQI
12th Jul 2026859 AMAQI
12th Jul 20265610 AMAQI
12th Jul 20265711 AMAQI
12th Jul 20267012 PMAQI
12th Jul 2026621 PMAQI
12th Jul 2026572 PMAQI
12th Jul 2026583 PMAQI
12th Jul 2026534 PMAQI
12th Jul 2026525 PMAQI
12th Jul 2026486 PMAQI
12th Jul 2026517 PMAQI
12th Jul 2026978 PMAQI
12th Jul 2026999 PMAQI
12th Jul 20269810 PMAQI
12th Jul 20269411 PMAQI
13th Jul 202610012 AMAQI
13th Jul 2026981 AMAQI
13th Jul 2026952 AMAQI
13th Jul 2026943 AMAQI
13th Jul 2026944 AMAQI
23°C15/31°C
13th Jul 20261065 AMAQI
13th Jul 20261046 AMAQI
13th Jul 2026907 AMAQI
13th Jul 2026868 AMAQI
13th Jul 2026889 AMAQI
13th Jul 20267610 AMAQI
13th Jul 20266411 AMAQI
13th Jul 20266212 PMAQI
13th Jul 2026591 PMAQI
13th Jul 2026662 PMAQI
13th Jul 2026643 PMAQI
13th Jul 2026614 PMAQI
13th Jul 2026565 PMAQI
13th Jul 2026526 PMAQI
13th Jul 2026477 PMAQI
13th Jul 2026448 PMAQI
13th Jul 2026449 PMAQI
13th Jul 20265310 PMAQI
13th Jul 20265711 PMAQI
14th Jul 20265812 AMAQI
14th Jul 2026561 AMAQI
14th Jul 2026642 AMAQI
14th Jul 2026653 AMAQI
14th Jul 2026664 AMAQI
25°C15/34°C
14th Jul 2026715 AMAQI
14th Jul 2026686 AMAQI
14th Jul 2026727 AMAQI
14th Jul 2026738 AMAQI
14th Jul 2026649 AMAQI
14th Jul 20265810 AMAQI
14th Jul 20265711 AMAQI
14th Jul 20265312 PMAQI
14th Jul 2026501 PMAQI
14th Jul 2026462 PMAQI
14th Jul 2026403 PMAQI
14th Jul 2026724 PMAQI
14th Jul 20261205 PMAQI
14th Jul 20261646 PMAQI
14th Jul 20261017 PMAQI
14th Jul 2026608 PMAQI
14th Jul 2026509 PMAQI
14th Jul 20265210 PMAQI
14th Jul 20265511 PMAQI
15th Jul 20267112 AMAQI
15th Jul 2026801 AMAQI
15th Jul 2026772 AMAQI
15th Jul 2026643 AMAQI
15th Jul 2026924 AMAQI
29°C22/38°C
15th Jul 2026945 AMAQI
15th Jul 20261416 AMAQI
15th Jul 20261827 AMAQI
15th Jul 20261858 AMAQI
15th Jul 20261809 AMAQI
15th Jul 202618110 AMAQI
15th Jul 202617511 AMAQI
15th Jul 202617212 PMAQI
15th Jul 20261621 PMAQI
15th Jul 20261642 PMAQI
15th Jul 20261633 PMAQI
15th Jul 20261644 PMAQI
15th Jul 20261605 PMAQI
15th Jul 20261606 PMAQI
15th Jul 20261567 PMAQI
15th Jul 20261628 PMAQI
15th Jul 20261629 PMAQI
15th Jul 202616010 PMAQI
15th Jul 202616011 PMAQI
16th Jul 202617012 AMAQI
16th Jul 20261821 AMAQI
16th Jul 20262082 AMAQI
16th Jul 20262363 AMAQI
16th Jul 20262324 AMAQI
25°C19/31°C
16th Jul 20262785 AMAQI
16th Jul 20263336 AMAQI
16th Jul 20263477 AMAQI
16th Jul 20262828 AMAQI
16th Jul 20262819 AMAQI
16th Jul 202621210 AMAQI
16th Jul 202619411 AMAQI
16th Jul 202616912 PMAQI
16th Jul 20261581 PMAQI
16th Jul 20261652 PMAQI
16th Jul 20261633 PMAQI
16th Jul 20261584 PMAQI
16th Jul 20261625 PMAQI
16th Jul 20261456 PMAQI
16th Jul 20261157 PMAQI
16th Jul 20261018 PMAQI
16th Jul 20261229 PMAQI
16th Jul 202612410 PMAQI
16th Jul 202613611 PMAQI
17th Jul 202614612 AMAQI
17th Jul 20261711 AMAQI
17th Jul 20261882 AMAQI
17th Jul 20261683 AMAQI
17th Jul 20261774 AMAQI
22°C17/31°C
17th Jul 20261905 AMAQI
17th Jul 20262046 AMAQI
17th Jul 20261977 AMAQI
17th Jul 20261808 AMAQI
17th Jul 20261689 AMAQI
17th Jul 202613010 AMAQI
17th Jul 20267611 AMAQI
17th Jul 20264012 PMAQI
17th Jul 2026751 PMAQI
17th Jul 2026702 PMAQI
17th Jul 2026823 PMAQI
17th Jul 2026824 PMAQI
17th Jul 2026785 PMAQI
17th Jul 2026916 PMAQI
17th Jul 20261277 PMAQI
17th Jul 20261518 PMAQI
17th Jul 20261459 PMAQI
17th Jul 202613810 PMAQI
17th Jul 202611611 PMAQI
18th Jul 202610812 AMAQI
18th Jul 20261181 AMAQI
18th Jul 20261302 AMAQI
18th Jul 20261523 AMAQI
18th Jul 20261444 AMAQI
23°C16/31°C
18th Jul 20261485 AMAQI
18th Jul 20261426 AMAQI
18th Jul 20261587 AMAQI
18th Jul 20261728 AMAQI
18th Jul 20261609 AMAQI
18th Jul 20266310 AMAQI
18th Jul 202610611 AMAQI
18th Jul 20269612 PMAQI
18th Jul 2026661 PMAQI
18th Jul 2026622 PMAQI
18th Jul 2026693 PMAQI
18th Jul 2026674 PMAQI
18th Jul 2026915 PMAQI
18th Jul 20261086 PMAQI
18th Jul 20261547 PMAQI
18th Jul 20261308 PMAQI
18th Jul 20261169 PMAQI
18th Jul 202610410 PMAQI
18th Jul 20267211 PMAQI
19th Jul 20266012 AMAQI
19th Jul 2026561 AMAQI
19th Jul 2026592 AMAQI
19th Jul 2026583 AMAQI
19th Jul 2026684 AMAQI
22°C17/26°C
19th Jul 2026845 AMAQI
19th Jul 2026886 AMAQI
19th Jul 2026747 AMAQI
19th Jul 2026688 AMAQI
19th Jul 2026609 AMAQI
19th Jul 20264810 AMAQI
19th Jul 20262911 AMAQI
19th Jul 20262612 PMAQI
19th Jul 2026301 PMAQI
19th Jul 2026262 PMAQI
19th Jul 2026263 PMAQI
19th Jul 2026294 PMAQI
19th Jul 2026265 PMAQI
19th Jul 2026396 PMAQI
19th Jul 2026247 PMAQI
19th Jul 2026288 PMAQI
19th Jul 2026289 PMAQI
19th Jul 20262910 PMAQI
19th Jul 20264611 PMAQI
20th Jul 20262912 AMAQI
20th Jul 2026371 AMAQI
20th Jul 2026312 AMAQI
20th Jul 2026323 AMAQI
20th Jul 2026304 AMAQI
18°C14/23°C
20th Jul 2026335 AMAQI
20th Jul 2026266 AMAQI
20th Jul 2026467 AMAQI
20th Jul 2026248 AMAQI
20th Jul 2026269 AMAQI
20th Jul 20262610 AMAQI
20th Jul 20263011 AMAQI
20th Jul 20262812 PMAQI
20th Jul 2026241 PMAQI
20th Jul 2026262 PMAQI
20th Jul 2026263 PMAQI
20th Jul 2026224 PMAQI
20th Jul 2026365 PMAQI
20th Jul 2026416 PMAQI
20th Jul 2026667 PMAQI
20th Jul 2026688 PMAQI
20th Jul 2026809 PMAQI
20th Jul 20268010 PMAQI
21st Jul 202610612 AMAQI
21st Jul 20261001 AMAQI
21st Jul 20261022 AMAQI
21st Jul 20261073 AMAQI
21st Jul 20261094 AMAQI
19°C11/28°C
21st Jul 20261065 AMAQI
21st Jul 2026856 AMAQI
21st Jul 2026947 AMAQI
21st Jul 2026968 AMAQI
21st Jul 2026879 AMAQI
21st Jul 20268810 AMAQI
21st Jul 20268811 AMAQI
21st Jul 20268812 PMAQI
21st Jul 2026851 PMAQI
21st Jul 2026882 PMAQI
21st Jul 2026603 PMAQI
21st Jul 2026544 PMAQI
21st Jul 2026365 PMAQI
21st Jul 2026366 PMAQI
21st Jul 2026307 PMAQI
21st Jul 2026258 PMAQI
21st Jul 2026269 PMAQI
21st Jul 20263010 PMAQI
21st Jul 20262911 PMAQI
22nd Jul 20262412 AMAQI
22nd Jul 2026201 AMAQI
22nd Jul 2026342 AMAQI
22nd Jul 2026383 AMAQI
22nd Jul 2026384 AMAQI
20°C18/26°C
22nd Jul 2026335 AMAQI
22nd Jul 2026356 AMAQI
22nd Jul 2026397 AMAQI
22nd Jul 2026348 AMAQI
22nd Jul 2026269 AMAQI
22nd Jul 20262810 AMAQI
22nd Jul 20262811 AMAQI
22nd Jul 20262412 PMAQI
22nd Jul 2026221 PMAQI
22nd Jul 2026222 PMAQI
22nd Jul 2026223 PMAQI
22nd Jul 2026224 PMAQI
22nd Jul 2026225 PMAQI
22nd Jul 2026216 PMAQI
22nd Jul 2026287 PMAQI
22nd Jul 2026268 PMAQI
22nd Jul 2026269 PMAQI
22nd Jul 20262210 PMAQI
22nd Jul 20262011 PMAQI
23rd Jul 20263312 AMAQI
23rd Jul 2026201 AMAQI
23rd Jul 2026262 AMAQI
23rd Jul 2026273 AMAQI
23rd Jul 2026314 AMAQI
17°C14/21°C
23rd Jul 2026265 AMAQI
23rd Jul 2026266 AMAQI
23rd Jul 2026267 AMAQI
23rd Jul 2026248 AMAQI
23rd Jul 2026269 AMAQI
23rd Jul 20262710 AMAQI
23rd Jul 20262611 AMAQI
23rd Jul 20262512 PMAQI
23rd Jul 2026261 PMAQI
23rd Jul 2026242 PMAQI
23rd Jul 2026273 PMAQI
23rd Jul 2026244 PMAQI
23rd Jul 2026255 PMAQI
23rd Jul 2026306 PMAQI
23rd Jul 2026237 PMAQI
23rd Jul 2026268 PMAQI
23rd Jul 2026269 PMAQI
23rd Jul 20263010 PMAQI
23rd Jul 20262711 PMAQI
24th Jul 20262812 AMAQI
24th Jul 2026391 AMAQI
24th Jul 2026272 AMAQI
24th Jul 2026273 AMAQI
24th Jul 2026304 AMAQI
18°C11/26°C
24th Jul 2026275 AMAQI
24th Jul 2026326 AMAQI
24th Jul 2026347 AMAQI
24th Jul 2026298 AMAQI
24th Jul 2026369 AMAQI
24th Jul 20263410 AMAQI
24th Jul 20262911 AMAQI
24th Jul 20263112 PMAQI
24th Jul 2026361 PMAQI
24th Jul 2026312 PMAQI
24th Jul 2026323 PMAQI
24th Jul 2026264 PMAQI
24th Jul 2026245 PMAQI
24th Jul 2026286 PMAQI
24th Jul 2026257 PMAQI
24th Jul 2026248 PMAQI
24th Jul 2026269 PMAQI
24th Jul 20262610 PMAQI
24th Jul 20262611 PMAQI
25th Jul 20263012 AMAQI
25th Jul 2026281 AMAQI
25th Jul 2026282 AMAQI
25th Jul 2026283 AMAQI
25th Jul 2026374 AMAQI
20°C12/28°C
25th Jul 2026385 AMAQI
25th Jul 2026276 AMAQI
25th Jul 2026367 AMAQI
25th Jul 2026368 AMAQI
25th Jul 2026309 AMAQI
25th Jul 20262810 AMAQI
25th Jul 20263411 AMAQI
25th Jul 20262612 PMAQI
25th Jul 2026301 PMAQI
25th Jul 2026302 PMAQI
25th Jul 2026303 PMAQI
25th Jul 2026304 PMAQI
25th Jul 2026325 PMAQI
25th Jul 2026426 PMAQI
25th Jul 2026427 PMAQI
25th Jul 2026438 PMAQI
25th Jul 2026439 PMAQI
25th Jul 20263810 PMAQI
25th Jul 20263011 PMAQI
26th Jul 20263012 AMAQI
26th Jul 2026391 AMAQI
26th Jul 2026432 AMAQI
26th Jul 2026423 AMAQI
26th Jul 2026594 AMAQI
21°C14/28°C
26th Jul 2026485 AMAQI
26th Jul 2026446 AMAQI
26th Jul 2026487 AMAQI
26th Jul 2026438 AMAQI
26th Jul 2026389 AMAQI
26th Jul 20263710 AMAQI
26th Jul 20263811 AMAQI
26th Jul 20263612 PMAQI
26th Jul 2026411 PMAQI
26th Jul 2026462 PMAQI
26th Jul 2026443 PMAQI
26th Jul 2026444 PMAQI
26th Jul 2026435 PMAQI
26th Jul 2026476 PMAQI
26th Jul 2026477 PMAQI
26th Jul 2026488 PMAQI
26th Jul 2026529 PMAQI
26th Jul 20264810 PMAQI
26th Jul 20264911 PMAQI
27th Jul 20264812 AMAQI
27th Jul 2026581 AMAQI
27th Jul 2026522 AMAQI
27th Jul 2026663 AMAQI
27th Jul 2026684 AMAQI
22°C15/29°C
27th Jul 2026525 AMAQI
27th Jul 2026506 AMAQI
27th Jul 2026517 AMAQI
27th Jul 2026528 AMAQI
27th Jul 2026529 AMAQI
27th Jul 20265010 AMAQI
27th Jul 20264911 AMAQI
27th Jul 20265112 PMAQI
27th Jul 2026461 PMAQI
27th Jul 2026512 PMAQI
27th Jul 2026533 PMAQI
27th Jul 2026574 PMAQI
27th Jul 2026645 PMAQI
27th Jul 2026626 PMAQI
27th Jul 2026647 PMAQI
27th Jul 2026598 PMAQI
27th Jul 2026619 PMAQI
27th Jul 20266010 PMAQI
27th Jul 20266311 PMAQI
28th Jul 20266012 AMAQI
28th Jul 2026581 AMAQI
28th Jul 2026562 AMAQI
28th Jul 2026553 AMAQI
28th Jul 2026564 AMAQI
22°C16/32°C
28th Jul 2026535 AMAQI
28th Jul 2026566 AMAQI
28th Jul 2026527 AMAQI
28th Jul 2026558 AMAQI
28th Jul 2026569 AMAQI
28th Jul 20265710 AMAQI
28th Jul 20265411 AMAQI
28th Jul 20264912 PMAQI
28th Jul 2026501 PMAQI
28th Jul 2026412 PMAQI
28th Jul 2026463 PMAQI
28th Jul 2026474 PMAQI
28th Jul 2026505 PMAQI
28th Jul 2026476 PMAQI
28th Jul 2026447 PMAQI
28th Jul 2026408 PMAQI
28th Jul 2026409 PMAQI
28th Jul 20264310 PMAQI
28th Jul 20263811 PMAQI
29th Jul 20263412 AMAQI
29th Jul 2026261 AMAQI
29th Jul 2026252 AMAQI
29th Jul 2026223 AMAQI
29th Jul 2026214 AMAQI
21°C19/24°C
29th Jul 2026245 AMAQI
29th Jul 2026266 AMAQI
29th Jul 2026287 AMAQI
29th Jul 2026268 AMAQI
29th Jul 2026389 AMAQI
29th Jul 20262610 AMAQI
29th Jul 20262011 AMAQI
29th Jul 20262212 PMAQI
29th Jul 2026221 PMAQI
29th Jul 2026202 PMAQI
29th Jul 2026203 PMAQI
29th Jul 2026224 PMAQI
29th Jul 2026225 PMAQI
29th Jul 2026226 PMAQI
29th Jul 2026357 PMAQI
29th Jul 2026218 PMAQI
29th Jul 2026219 PMAQI
29th Jul 20262210 PMAQI
29th Jul 20262911 PMAQI
30th Jul 20262412 AMAQI
30th Jul 2026271 AMAQI
30th Jul 2026332 AMAQI
30th Jul 2026363 AMAQI
30th Jul 2026384 AMAQI
21°C16/28°C
30th Jul 2026275 AMAQI
30th Jul 2026286 AMAQI
30th Jul 2026277 AMAQI
30th Jul 2026268 AMAQI
30th Jul 2026229 AMAQI
30th Jul 20262510 AMAQI
30th Jul 20263011 AMAQI
30th Jul 20262912 PMAQI
30th Jul 2026401 PMAQI
30th Jul 2026402 PMAQI
30th Jul 2026253 PMAQI
30th Jul 2026244 PMAQI
30th Jul 2026305 PMAQI
30th Jul 2026236 PMAQI
30th Jul 2026257 PMAQI
30th Jul 2026268 PMAQI
30th Jul 2026249 PMAQI
30th Jul 20262410 PMAQI
30th Jul 20262811 PMAQI
31st Jul 20262712 AMAQI
31st Jul 2026241 AMAQI
31st Jul 2026302 AMAQI
31st Jul 2026263 AMAQI
31st Jul 2026314 AMAQI
21°C14/29°C
31st Jul 2026235 AMAQI
31st Jul 2026326 AMAQI
31st Jul 2026327 AMAQI
31st Jul 2026328 AMAQI
31st Jul 2026319 AMAQI
31st Jul 20263710 AMAQI
31st Jul 20263911 AMAQI
31st Jul 20263212 PMAQI
31st Jul 2026281 PMAQI
31st Jul 2026302 PMAQI
31st Jul 2026363 PMAQI
31st Jul 2026444 PMAQI
31st Jul 2026475 PMAQI
31st Jul 2026486 PMAQI
31st Jul 2026397 PMAQI
31st Jul 2026468 PMAQI
31st Jul 2026439 PMAQI
31st Jul 20264210 PMAQI
31st Jul 20264711 PMAQI
1st Aug 20265012 AMAQI
1st Aug 2026531 AMAQI
1st Aug 2026512 AMAQI
1st Aug 2026493 AMAQI
1st Aug 2026544 AMAQI
24°C14/33°C
1st Aug 2026565 AMAQI
1st Aug 2026556 AMAQI
1st Aug 2026547 AMAQI
1st Aug 2026528 AMAQI
1st Aug 2026529 AMAQI
1st Aug 20265210 AMAQI
1st Aug 20265511 AMAQI
1st Aug 20265612 PMAQI
1st Aug 2026541 PMAQI
1st Aug 2026562 PMAQI
1st Aug 2026563 PMAQI
1st Aug 2026564 PMAQI
1st Aug 2026565 PMAQI
1st Aug 2026546 PMAQI
1st Aug 2026527 PMAQI
1st Aug 2026508 PMAQI
1st Aug 2026509 PMAQI
1st Aug 20265210 PMAQI
1st Aug 20265211 PMAQI
2nd Aug 20265112 AMAQI
2nd Aug 2026521 AMAQI
2nd Aug 2026482 AMAQI
2nd Aug 2026513 AMAQI
2nd Aug 2026494 AMAQI
25°C19/32°C
2nd Aug 2026485 AMAQI
2nd Aug 2026426 AMAQI
2nd Aug 2026387 AMAQI
2nd Aug 2026468 AMAQI
2nd Aug 2026409 AMAQI
2nd Aug 20264010 AMAQI
2nd Aug 20264111 AMAQI
2nd Aug 20265112 PMAQI
2nd Aug 2026751 PMAQI
2nd Aug 2026392 PMAQI
2nd Aug 2026383 PMAQI
2nd Aug 2026264 PMAQI
2nd Aug 2026265 PMAQI
2nd Aug 2026326 PMAQI
2nd Aug 2026267 PMAQI
2nd Aug 2026248 PMAQI
2nd Aug 2026329 PMAQI
2nd Aug 20264010 PMAQI
2nd Aug 20262311 PMAQI
3rd Aug 20262112 AMAQI
3rd Aug 2026211 AMAQI
3rd Aug 2026232 AMAQI
3rd Aug 2026203 AMAQI
3rd Aug 2026204 AMAQI
20°C18/22°C
3rd Aug 2026245 AMAQI
3rd Aug 2026266 AMAQI
3rd Aug 2026257 AMAQI
3rd Aug 2026228 AMAQI
3rd Aug 2026209 AMAQI
3rd Aug 20262210 AMAQI
3rd Aug 20262211 AMAQI
3rd Aug 20262212 PMAQI
3rd Aug 2026251 PMAQI
3rd Aug 2026682 PMAQI
3rd Aug 2026673 PMAQI
3rd Aug 2026644 PMAQI
3rd Aug 2026585 PMAQI
3rd Aug 2026206 PMAQI
3rd Aug 2026207 PMAQI
3rd Aug 2026228 PMAQI
3rd Aug 2026219 PMAQI
3rd Aug 20262210 PMAQI
3rd Aug 20262611 PMAQI
4th Aug 20264112 AMAQI
4th Aug 2026241 AMAQI
4th Aug 2026252 AMAQI
4th Aug 2026323 AMAQI
4th Aug 2026264 AMAQI
20°C16/27°C
4th Aug 2026265 AMAQI
4th Aug 2026266 AMAQI
4th Aug 2026267 AMAQI
4th Aug 2026258 AMAQI
4th Aug 2026269 AMAQI
4th Aug 20262810 AMAQI
4th Aug 20262411 AMAQI
4th Aug 20262812 PMAQI
4th Aug 2026231 PMAQI
4th Aug 2026212 PMAQI
4th Aug 2026203 PMAQI
4th Aug 2026244 PMAQI
4th Aug 2026245 PMAQI
4th Aug 2026216 PMAQI
4th Aug 2026217 PMAQI
4th Aug 2026258 PMAQI
4th Aug 2026239 PMAQI
4th Aug 20262410 PMAQI
4th Aug 20263311 PMAQI
5th Aug 20262812 AMAQI
5th Aug 2026271 AMAQI
5th Aug 2026262 AMAQI
5th Aug 2026303 AMAQI
5th Aug 2026324 AMAQI
21°C12/30°C
5th Aug 2026385 AMAQI
5th Aug 2026536 AMAQI
5th Aug 2026487 AMAQI
5th Aug 2026338 AMAQI
5th Aug 2026309 AMAQI
5th Aug 20263610 AMAQI
5th Aug 20264111 AMAQI
5th Aug 20263112 PMAQI
5th Aug 2026301 PMAQI
5th Aug 2026222 PMAQI
5th Aug 2026233 PMAQI
5th Aug 2026224 PMAQI
5th Aug 2026245 PMAQI
5th Aug 2026266 PMAQI
5th Aug 2026267 PMAQI
5th Aug 2026288 PMAQI
5th Aug 2026269 PMAQI
5th Aug 20263210 PMAQI
5th Aug 20262811 PMAQI
6th Aug 20263012 AMAQI
6th Aug 2026301 AMAQI
6th Aug 2026382 AMAQI
6th Aug 2026383 AMAQI
6th Aug 2026444 AMAQI
23°C14/33°C
6th Aug 2026425 AMAQI
5 AM6th Aug 2026566 AMAQI
6th Aug 2026437 AMAQI
6th Aug 2026538 AMAQI
6th Aug 2026529 AMAQI
6th Aug 20264210 AMAQI
6th Aug 20264211 AMAQI
6th Aug 20263812 PMAQI
12 PM6th Aug 2026441 PMAQI
6th Aug 2026402 PMAQI
6th Aug 2026363 PMAQI
6th Aug 2026394 PMAQI
6th Aug 2026365 PMAQI
6th Aug 2026486 PMAQI
6th Aug 2026367 PMAQI
6th Aug 2026408 PMAQI
8 PM12 AM
4 AM
23°C17/29°C
Day time
Avg. Highest Time
6 AM - 7 AM
72AQI
2 hours / Day
60 hours / Month
Avg. Lowest Time
12 PM - 5 PM
51AQI
6 hours / Day
180 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 6 AM to 7 AM (Avg. 72), while the lowest AQI was between 12 PM to 5 PM (Avg. 51).
Night time
Avg. Highest Time
4 AM - 9 PM
64AQI
2 hours / Day
60 hours / Month
Avg. Lowest Time
11 PM
53AQI
1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 4 AM to 9 PM (Avg. 64), while the lowest AQI was between 11 PM to 11 PM (Avg. 53).
2026 Days Vs Air Quality
Newmarket, Ontario, Canada
2026
82%
176
16%
34
1%
3
0.4%
1
Total number of days with different AQI categories in last 218 days in 2026 (147 days remaining)
Good
176 DaysModerate
34 DaysPoor
3 DaysUnhealthy
1 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 82%
Health Risk Level:
Low
In 2026, 82% of 218 days were within WHO’s safe air quality limits. The risk of health issues is Low, but the long-term effects, especially on vulnerable individuals, remain uncertain.
Annual Air Quality Insights
Newmarket, Ontario, 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
8AQI (US)
8AQI (US)
2nd January 2026
7AQI (US)
7AQI (US)
3rd January 2026
9AQI (US)
9AQI (US)
4th January 2026
39AQI (US)
39AQI (US)
5th January 2026
48AQI (US)
48AQI (US)
6th January 2026
75AQI (US)
75AQI (US)
7th January 2026
68AQI (US)
68AQI (US)
8th January 2026
69AQI (US)
69AQI (US)
9th January 2026
34AQI (US)
34AQI (US)
10th January 2026
12AQI (US)
12AQI (US)
11th January 2026
16AQI (US)
16AQI (US)
12th January 2026
28AQI (US)
28AQI (US)
13th January 2026
47AQI (US)
47AQI (US)
14th January 2026
37AQI (US)
37AQI (US)
15th January 2026
10AQI (US)
10AQI (US)
16th January 2026
22AQI (US)
22AQI (US)
17th January 2026
44AQI (US)
44AQI (US)
18th January 2026
29AQI (US)
29AQI (US)
19th January 2026
36AQI (US)
36AQI (US)
20th January 2026
12AQI (US)
12AQI (US)
21st January 2026
35AQI (US)
35AQI (US)
22nd January 2026
60AQI (US)
60AQI (US)
23rd January 2026
61AQI (US)
61AQI (US)
24th January 2026
48AQI (US)
48AQI (US)
25th January 2026
50AQI (US)
50AQI (US)
26th January 2026
48AQI (US)
48AQI (US)
27th January 2026
40AQI (US)
40AQI (US)
28th January 2026
44AQI (US)
44AQI (US)
29th January 2026
50AQI (US)
50AQI (US)
30th January 2026
58AQI (US)
58AQI (US)
31st January 2026
46AQI (US)
46AQI (US)
1st February 2026
46AQI (US)
46AQI (US)
2nd February 2026
52AQI (US)
52AQI (US)
3rd February 2026
48AQI (US)
48AQI (US)
4th February 2026
44AQI (US)
44AQI (US)
5th February 2026
53AQI (US)
53AQI (US)
6th February 2026
50AQI (US)
50AQI (US)
7th February 2026
40AQI (US)
40AQI (US)
8th February 2026
44AQI (US)
44AQI (US)
9th February 2026
48AQI (US)
48AQI (US)
10th February 2026
45AQI (US)
45AQI (US)
11th February 2026
41AQI (US)
41AQI (US)
12th February 2026
39AQI (US)
39AQI (US)
13th February 2026
48AQI (US)
48AQI (US)
14th February 2026
51AQI (US)
51AQI (US)
15th February 2026
43AQI (US)
43AQI (US)
16th February 2026
47AQI (US)
47AQI (US)
17th February 2026
52AQI (US)
52AQI (US)
18th February 2026
44AQI (US)
44AQI (US)
19th February 2026
42AQI (US)
42AQI (US)
20th February 2026
41AQI (US)
41AQI (US)
21st February 2026
37AQI (US)
37AQI (US)
22nd February 2026
36AQI (US)
36AQI (US)
23rd February 2026
40AQI (US)
40AQI (US)
24th February 2026
47AQI (US)
47AQI (US)
25th February 2026
46AQI (US)
46AQI (US)
26th February 2026
37AQI (US)
37AQI (US)
27th February 2026
39AQI (US)
39AQI (US)
28th February 2026
39AQI (US)
39AQI (US)
1st March 2026
40AQI (US)
40AQI (US)
2nd March 2026
62AQI (US)
62AQI (US)
3rd March 2026
47AQI (US)
47AQI (US)
4th March 2026
49AQI (US)
49AQI (US)
5th March 2026
42AQI (US)
42AQI (US)
6th March 2026
35AQI (US)
35AQI (US)
7th March 2026
44AQI (US)
44AQI (US)
8th March 2026
42AQI (US)
42AQI (US)
9th March 2026
39AQI (US)
39AQI (US)
10th March 2026
35AQI (US)
35AQI (US)
11th March 2026
45AQI (US)
45AQI (US)
12th March 2026
40AQI (US)
40AQI (US)
13th March 2026
43AQI (US)
43AQI (US)
14th March 2026
36AQI (US)
36AQI (US)
15th March 2026
33AQI (US)
33AQI (US)
16th March 2026
38AQI (US)
38AQI (US)
17th March 2026
34AQI (US)
34AQI (US)
18th March 2026
33AQI (US)
33AQI (US)
19th March 2026
39AQI (US)
39AQI (US)
20th March 2026
45AQI (US)
45AQI (US)
21st March 2026
41AQI (US)
41AQI (US)
22nd March 2026
37AQI (US)
37AQI (US)
23rd March 2026
41AQI (US)
41AQI (US)
24th March 2026
38AQI (US)
38AQI (US)
25th March 2026
38AQI (US)
38AQI (US)
26th March 2026
37AQI (US)
37AQI (US)
27th March 2026
29AQI (US)
29AQI (US)
28th March 2026
31AQI (US)
31AQI (US)
29th March 2026
30AQI (US)
30AQI (US)
30th March 2026
38AQI (US)
38AQI (US)
31st March 2026
59AQI (US)
59AQI (US)
1st April 2026
35AQI (US)
35AQI (US)
2nd April 2026
31AQI (US)
31AQI (US)
3rd April 2026
46AQI (US)
46AQI (US)
4th April 2026
29AQI (US)
29AQI (US)
5th April 2026
33AQI (US)
33AQI (US)
6th April 2026
29AQI (US)
29AQI (US)
7th April 2026
29AQI (US)
29AQI (US)
8th April 2026
32AQI (US)
32AQI (US)
9th April 2026
42AQI (US)
42AQI (US)
10th April 2026
32AQI (US)
32AQI (US)
11th April 2026
34AQI (US)
34AQI (US)
12th April 2026
37AQI (US)
37AQI (US)
13th April 2026
48AQI (US)
48AQI (US)
14th April 2026
50AQI (US)
50AQI (US)
15th April 2026
54AQI (US)
54AQI (US)
16th April 2026
51AQI (US)
51AQI (US)
17th April 2026
18th April 2026
32AQI (US)
32AQI (US)
19th April 2026
43AQI (US)
43AQI (US)
20th April 2026
28AQI (US)
28AQI (US)
21st April 2026
32AQI (US)
32AQI (US)
22nd April 2026
23rd April 2026
43AQI (US)
43AQI (US)
24th April 2026
27AQI (US)
27AQI (US)
25th April 2026
30AQI (US)
30AQI (US)
26th April 2026
36AQI (US)
36AQI (US)
27th April 2026
32AQI (US)
32AQI (US)
28th April 2026
35AQI (US)
35AQI (US)
29th April 2026
26AQI (US)
26AQI (US)
30th April 2026
28AQI (US)
28AQI (US)
1st May 2026
28AQI (US)
28AQI (US)
2nd May 2026
24AQI (US)
24AQI (US)
3rd May 2026
32AQI (US)
32AQI (US)
4th May 2026
34AQI (US)
34AQI (US)
5th May 2026
36AQI (US)
36AQI (US)
6th May 2026
33AQI (US)
33AQI (US)
7th May 2026
28AQI (US)
28AQI (US)
8th May 2026
32AQI (US)
32AQI (US)
9th May 2026
10th May 2026
32AQI (US)
32AQI (US)
11th May 2026
28AQI (US)
28AQI (US)
12th May 2026
30AQI (US)
30AQI (US)
13th May 2026
46AQI (US)
46AQI (US)
14th May 2026
28AQI (US)
28AQI (US)
15th May 2026
43AQI (US)
43AQI (US)
16th May 2026
49AQI (US)
49AQI (US)
17th May 2026
78AQI (US)
78AQI (US)
18th May 2026
62AQI (US)
62AQI (US)
19th May 2026
47AQI (US)
47AQI (US)
20th May 2026
51AQI (US)
51AQI (US)
21st May 2026
45AQI (US)
45AQI (US)
22nd May 2026
44AQI (US)
44AQI (US)
23rd May 2026
51AQI (US)
51AQI (US)
24th May 2026
44AQI (US)
44AQI (US)
25th May 2026
47AQI (US)
47AQI (US)
26th May 2026
39AQI (US)
39AQI (US)
27th May 2026
31AQI (US)
31AQI (US)
28th May 2026
28AQI (US)
28AQI (US)
29th May 2026
27AQI (US)
27AQI (US)
30th May 2026
28AQI (US)
28AQI (US)
31st May 2026
33AQI (US)
33AQI (US)
1st June 2026
31AQI (US)
31AQI (US)
2nd June 2026
35AQI (US)
35AQI (US)
3rd June 2026
32AQI (US)
32AQI (US)
4th June 2026
28AQI (US)
28AQI (US)
5th June 2026
40AQI (US)
40AQI (US)
6th June 2026
52AQI (US)
52AQI (US)
7th June 2026
32AQI (US)
32AQI (US)
8th June 2026
28AQI (US)
28AQI (US)
9th June 2026
52AQI (US)
52AQI (US)
10th June 2026
51AQI (US)
51AQI (US)
11th June 2026
38AQI (US)
38AQI (US)
12th June 2026
34AQI (US)
34AQI (US)
13th June 2026
32AQI (US)
32AQI (US)
14th June 2026
26AQI (US)
26AQI (US)
15th June 2026
30AQI (US)
30AQI (US)
16th June 2026
28AQI (US)
28AQI (US)
17th June 2026
29AQI (US)
29AQI (US)
18th June 2026
29AQI (US)
29AQI (US)
19th June 2026
30AQI (US)
30AQI (US)
20th June 2026
25AQI (US)
25AQI (US)
21st June 2026
24AQI (US)
24AQI (US)
22nd June 2026
32AQI (US)
32AQI (US)
23rd June 2026
27AQI (US)
27AQI (US)
24th June 2026
25AQI (US)
25AQI (US)
25th June 2026
34AQI (US)
34AQI (US)
26th June 2026
48AQI (US)
48AQI (US)
27th June 2026
53AQI (US)
53AQI (US)
28th June 2026
41AQI (US)
41AQI (US)
29th June 2026
45AQI (US)
45AQI (US)
30th June 2026
57AQI (US)
57AQI (US)
1st July 2026
56AQI (US)
56AQI (US)
2nd July 2026
43AQI (US)
43AQI (US)
3rd July 2026
39AQI (US)
39AQI (US)
4th July 2026
51AQI (US)
51AQI (US)
5th July 2026
57AQI (US)
57AQI (US)
6th July 2026
42AQI (US)
42AQI (US)
7th July 2026
39AQI (US)
39AQI (US)
8th July 2026
31AQI (US)
31AQI (US)
9th July 2026
58AQI (US)
58AQI (US)
10th July 2026
45AQI (US)
45AQI (US)
11th July 2026
67AQI (US)
67AQI (US)
12th July 2026
76AQI (US)
76AQI (US)
13th July 2026
73AQI (US)
73AQI (US)
14th July 2026
68AQI (US)
68AQI (US)
15th July 2026
144AQI (US)
144AQI (US)
16th July 2026
195AQI (US)
195AQI (US)
17th July 2026
133AQI (US)
133AQI (US)
18th July 2026
114AQI (US)
114AQI (US)
19th July 2026
46AQI (US)
46AQI (US)
20th July 2026
38AQI (US)
38AQI (US)
21st July 2026
74AQI (US)
74AQI (US)
22nd July 2026
28AQI (US)
28AQI (US)
23rd July 2026
26AQI (US)
26AQI (US)
24th July 2026
30AQI (US)
30AQI (US)
25th July 2026
33AQI (US)
33AQI (US)
26th July 2026
44AQI (US)
44AQI (US)
27th July 2026
56AQI (US)
56AQI (US)
28th July 2026
50AQI (US)
50AQI (US)
29th July 2026
24AQI (US)
24AQI (US)
30th July 2026
28AQI (US)
28AQI (US)
31st July 2026
36AQI (US)
36AQI (US)
1st August 2026
53AQI (US)
53AQI (US)
2nd August 2026
40AQI (US)
40AQI (US)
3rd August 2026
29AQI (US)
29AQI (US)
4th August 2026
26AQI (US)
26AQI (US)
5th August 2026
31AQI (US)
31AQI (US)
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
38AQI (US)
44AQI (US)
40AQI (US)
36AQI (US)
39AQI (US)
36AQI (US)
59AQI (US)
36AQI (US)
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202642AQI (US)
25
6
24
4
29
2
26
2
26
4
25
5
17
10
3
1
4
1
176
34
3
1
Highest AQI (US) recorded in
July59AQI (US)
Lowest AQI (US) recorded in
August36AQI (US)
202534AQI (US)
27
4
25
3
29
2
30
31
18
12
18
13
16
13
2
29
1
28
3
28
2
23
8
302
61
2
Highest AQI (US) recorded in
August50AQI (US)
Lowest AQI (US) recorded in
May23AQI (US)
202431AQI (US)
26
4
28
1
31
29
1
31
27
1
28
3
22
9
26
4
29
2
30
29
2
336
27
Highest AQI (US) recorded in
August37AQI (US)
Lowest AQI (US) recorded in
November23AQI (US)
202339AQI (US)
27
4
25
3
29
2
24
6
29
2
9
17
2
2
22
7
2
21
9
1
26
4
26
5
27
2
25
6
290
67
5
2
Highest AQI (US) recorded in
June73AQI (US)
Lowest AQI (US) recorded in
October30AQI (US)
202232AQI (US)
28
2
20
1
28
3
23
1
30
1
26
4
24
1
27
30
1
26
4
29
2
292
19
Highest AQI (US) recorded in
June35AQI (US)
Lowest AQI (US) recorded in
August17AQI (US)
202132AQI (US)
25
4
26
2
31
30
27
4
26
4
24
7
26
5
30
30
1
27
3
29
2
331
32
Highest AQI (US) recorded in
July38AQI (US)
Lowest AQI (US) recorded in
September24AQI (US)
202031AQI (US)
12
21
17
1
27
3
30
1
31
28
2
31
26
4
25
6
248
17
Highest AQI (US) recorded in
June35AQI (US)
Lowest AQI (US) recorded in
October24AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Most Polluted Year Recorded
2026(Avg.)
42AQI (US)Least Polluted Year Recorded
2020(Avg.)
31AQI (US)Newmarket's annual 2026 AQI (US) (42) shows an average percentage change of 27.4% (worsened AQI (US)) compared to previous years: 2020 (31), 2021 (32), 2022 (32), 2023 (39), 2024 (31), 2025 (34).
