Country Background
HistoryAQIPM₂.₅PM₁₀COSO₂NO₂O₃

Essa, 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+

July Air Quality Analysis

Essa, Ontario, Canada

2025
2026
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
16th Jul 2026
199AQI
Lowest AQI recorded on
22nd Jul 2025
23AQI

Same Day Analysis (31st July):
On this day, AQI across the 2 years varied significantly: 2026 ranks 2nd highest AQI at 38 of Good air quality, showing improvement over 2025 on the same day.

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

Essa, Ontario, Canada

AQI
Day
Night
.

5 AM30th Jul 2026

9 PM

4 AM31st Jul 2026

Day time
Avg. Highest Time
2PM30th Jul

72AQI

Avg. Lowest Time
9AM30th Jul

21AQI

Night time
Avg. Highest Time
2AM31st Jul

42AQI

Avg. Lowest Time
3AM31st Jul

25AQI

In the last 24 hours,

Essa's AQI reached its highest point of 72 at 2 PM during the Day, while the lowest point, 21, was recorded at 9 AM during the Day between 30th Jul and 31st Jul 2026.

Day & Night AQI Trend : Jul 2026

Essa, Ontario, 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 2026505 AMAQI
2nd Jul 2026526 AMAQI
2nd Jul 20261007 AMAQI
2nd Jul 2026498 AMAQI
2nd Jul 2026449 AMAQI
2nd Jul 20264410 AMAQI
2nd Jul 20264211 AMAQI
2nd Jul 20263112 PMAQI
2nd Jul 2026381 PMAQI
2nd Jul 2026362 PMAQI
2nd Jul 2026283 PMAQI
2nd Jul 2026294 PMAQI
2nd Jul 2026315 PMAQI
2nd Jul 2026326 PMAQI
2nd Jul 2026347 PMAQI
2nd Jul 2026428 PMAQI
2nd Jul 2026389 PMAQI
2nd Jul 20263110 PMAQI
2nd Jul 20262711 PMAQI
3rd Jul 20262912 AMAQI
3rd Jul 2026341 AMAQI
3rd Jul 2026422 AMAQI
3rd Jul 2026583 AMAQI
3rd Jul 20261104 AMAQI

26°C21/33°C

3rd Jul 2026765 AMAQI
3rd Jul 2026406 AMAQI
3rd Jul 2026407 AMAQI
3rd Jul 2026478 AMAQI
3rd Jul 2026389 AMAQI
3rd Jul 20263210 AMAQI
3rd Jul 20263311 AMAQI
3rd Jul 20263812 PMAQI
3rd Jul 2026361 PMAQI
3rd Jul 2026402 PMAQI
3rd Jul 2026383 PMAQI
3rd Jul 2026424 PMAQI
3rd Jul 2026405 PMAQI
3rd Jul 2026386 PMAQI
3rd Jul 2026447 PMAQI
3rd Jul 2026388 PMAQI
3rd Jul 2026299 PMAQI
3rd Jul 20263310 PMAQI
3rd Jul 20263111 PMAQI
4th Jul 20264012 AMAQI
4th Jul 2026401 AMAQI
4th Jul 2026442 AMAQI
4th Jul 2026523 AMAQI
4th Jul 2026474 AMAQI

25°C20/32°C

4th Jul 2026515 AMAQI
4th Jul 2026526 AMAQI
4th Jul 2026647 AMAQI
4th Jul 2026668 AMAQI
4th Jul 2026559 AMAQI
4th Jul 20265410 AMAQI
4th Jul 20264611 AMAQI
4th Jul 20263812 PMAQI
4th Jul 2026511 PMAQI
4th Jul 2026482 PMAQI
4th Jul 2026423 PMAQI
4th Jul 2026424 PMAQI
4th Jul 20261005 PMAQI
4th Jul 2026426 PMAQI
4th Jul 2026577 PMAQI
4th Jul 2026608 PMAQI
4th Jul 2026559 PMAQI
4th Jul 20266010 PMAQI
4th Jul 20268711 PMAQI
5th Jul 20267212 AMAQI
5th Jul 2026711 AMAQI
5th Jul 2026682 AMAQI
5th Jul 2026713 AMAQI
5th Jul 2026694 AMAQI

23°C19/28°C

5th Jul 2026645 AMAQI
5th Jul 2026706 AMAQI
5th Jul 2026627 AMAQI
5th Jul 2026538 AMAQI
5th Jul 2026579 AMAQI
5th Jul 20264710 AMAQI
5th Jul 20265311 AMAQI
5th Jul 20265812 PMAQI
5th Jul 2026591 PMAQI
5th Jul 2026642 PMAQI
5th Jul 2026553 PMAQI
5th Jul 2026544 PMAQI
5th Jul 2026555 PMAQI
5th Jul 2026516 PMAQI
5th Jul 2026487 PMAQI
5th Jul 2026538 PMAQI
5th Jul 2026509 PMAQI
5th Jul 20265210 PMAQI
5th Jul 20266011 PMAQI
6th Jul 20265712 AMAQI
6th Jul 2026641 AMAQI
6th Jul 2026542 AMAQI
6th Jul 2026423 AMAQI
6th Jul 2026384 AMAQI

23°C19/29°C

6th Jul 2026345 AMAQI
6th Jul 2026306 AMAQI
6th Jul 2026297 AMAQI
6th Jul 2026288 AMAQI
6th Jul 2026309 AMAQI
6th Jul 20263210 AMAQI
6th Jul 20263811 AMAQI
6th Jul 20263312 PMAQI
6th Jul 2026461 PMAQI
6th Jul 2026512 PMAQI
6th Jul 2026553 PMAQI
6th Jul 2026514 PMAQI
6th Jul 2026535 PMAQI
6th Jul 2026546 PMAQI
6th Jul 2026577 PMAQI
6th Jul 2026558 PMAQI
6th Jul 2026539 PMAQI
6th Jul 20264210 PMAQI
6th Jul 20264711 PMAQI
7th Jul 20265712 AMAQI
7th Jul 2026511 AMAQI
7th Jul 2026552 AMAQI
7th Jul 2026563 AMAQI
7th Jul 2026554 AMAQI

23°C17/29°C

7th Jul 2026525 AMAQI
7th Jul 2026536 AMAQI
7th Jul 2026557 AMAQI
7th Jul 2026488 AMAQI
7th Jul 2026339 AMAQI
7th Jul 20262710 AMAQI
7th Jul 20263211 AMAQI
7th Jul 20263412 PMAQI
7th Jul 2026301 PMAQI
7th Jul 2026302 PMAQI
7th Jul 2026303 PMAQI
7th Jul 2026304 PMAQI
7th Jul 2026325 PMAQI
7th Jul 2026296 PMAQI
7th Jul 2026287 PMAQI
7th Jul 2026308 PMAQI
7th Jul 2026449 PMAQI
7th Jul 20262610 PMAQI
7th Jul 20262611 PMAQI
8th Jul 20262612 AMAQI
8th Jul 2026281 AMAQI
8th Jul 2026282 AMAQI
8th Jul 2026283 AMAQI
8th Jul 2026284 AMAQI

24°C19/30°C

8th Jul 2026255 AMAQI
8th Jul 2026226 AMAQI
8th Jul 2026227 AMAQI
8th Jul 2026248 AMAQI
8th Jul 2026269 AMAQI
8th Jul 20262810 AMAQI
8th Jul 20263011 AMAQI
8th Jul 20263212 PMAQI
8th Jul 2026321 PMAQI
8th Jul 2026382 PMAQI
8th Jul 2026323 PMAQI
8th Jul 2026404 PMAQI
8th Jul 2026345 PMAQI
8th Jul 2026336 PMAQI
8th Jul 2026347 PMAQI
8th Jul 2026478 PMAQI
8th Jul 2026369 PMAQI
8th Jul 20265310 PMAQI
8th Jul 20265411 PMAQI
9th Jul 20264612 AMAQI
9th Jul 2026471 AMAQI
9th Jul 2026582 AMAQI
9th Jul 2026503 AMAQI
9th Jul 2026584 AMAQI

24°C17/31°C

9th Jul 2026565 AMAQI
9th Jul 2026646 AMAQI
9th Jul 2026697 AMAQI
9th Jul 2026948 AMAQI
9th Jul 2026769 AMAQI
9th Jul 20265110 AMAQI
9th Jul 20265211 AMAQI
9th Jul 20264412 PMAQI
9th Jul 2026481 PMAQI
9th Jul 2026602 PMAQI
9th Jul 2026443 PMAQI
9th Jul 2026504 PMAQI
9th Jul 2026335 PMAQI
9th Jul 2026336 PMAQI
9th Jul 2026387 PMAQI
9th Jul 2026308 PMAQI
9th Jul 20262519 PMAQI
9th Jul 20264010 PMAQI
9th Jul 20263611 PMAQI
10th Jul 20262612 AMAQI
10th Jul 2026941 AMAQI
10th Jul 2026242 AMAQI
10th Jul 2026273 AMAQI
10th Jul 2026324 AMAQI

22°C19/26°C

10th Jul 2026425 AMAQI
10th Jul 2026996 AMAQI
10th Jul 2026327 AMAQI
10th Jul 2026328 AMAQI
10th Jul 2026359 AMAQI
10th Jul 20264210 AMAQI
10th Jul 20264011 AMAQI
10th Jul 20265012 PMAQI
10th Jul 2026521 PMAQI
10th Jul 2026462 PMAQI
10th Jul 2026473 PMAQI
10th Jul 2026464 PMAQI
10th Jul 2026475 PMAQI
10th Jul 2026486 PMAQI
10th Jul 2026517 PMAQI
10th Jul 2026528 PMAQI
10th Jul 2026559 PMAQI
10th Jul 20265910 PMAQI
10th Jul 20266611 PMAQI
11th Jul 202612912 AMAQI
11th Jul 20261081 AMAQI
11th Jul 2026762 AMAQI
11th Jul 2026603 AMAQI
11th Jul 2026604 AMAQI

22°C18/29°C

11th Jul 2026655 AMAQI
11th Jul 2026706 AMAQI
11th Jul 2026767 AMAQI
11th Jul 2026738 AMAQI
11th Jul 2026819 AMAQI
11th Jul 20267110 AMAQI
11th Jul 20266911 AMAQI
11th Jul 20266512 PMAQI
11th Jul 2026621 PMAQI
11th Jul 2026512 PMAQI
11th Jul 2026573 PMAQI
11th Jul 2026644 PMAQI
11th Jul 2026655 PMAQI
11th Jul 2026666 PMAQI
11th Jul 2026667 PMAQI
11th Jul 2026648 PMAQI
11th Jul 2026809 PMAQI
11th Jul 20267510 PMAQI
11th Jul 20266911 PMAQI
12th Jul 20267212 AMAQI
12th Jul 2026761 AMAQI
12th Jul 2026812 AMAQI
12th Jul 2026943 AMAQI
12th Jul 2026984 AMAQI

22°C17/29°C

12th Jul 20261005 AMAQI
12th Jul 2026946 AMAQI
12th Jul 20261027 AMAQI
12th Jul 2026928 AMAQI
12th Jul 2026879 AMAQI
12th Jul 20266010 AMAQI
12th Jul 20265611 AMAQI
12th Jul 20267312 PMAQI
12th Jul 2026641 PMAQI
12th Jul 2026572 PMAQI
12th Jul 2026573 PMAQI
12th Jul 2026564 PMAQI
12th Jul 2026535 PMAQI
12th Jul 2026446 PMAQI
12th Jul 2026507 PMAQI
12th Jul 20261008 PMAQI
12th Jul 20261049 PMAQI
12th Jul 202610110 PMAQI
12th Jul 20269711 PMAQI
13th Jul 20269812 AMAQI
13th Jul 20261021 AMAQI
13th Jul 20261002 AMAQI
13th Jul 2026963 AMAQI
13th Jul 20261064 AMAQI

23°C16/30°C

13th Jul 20261025 AMAQI
13th Jul 20261056 AMAQI
13th Jul 2026987 AMAQI
13th Jul 2026868 AMAQI
13th Jul 2026859 AMAQI
13th Jul 20267810 AMAQI
13th Jul 20266411 AMAQI
13th Jul 20266412 PMAQI
13th Jul 2026631 PMAQI
13th Jul 2026672 PMAQI
13th Jul 2026643 PMAQI
13th Jul 2026644 PMAQI
13th Jul 2026605 PMAQI
13th Jul 2026536 PMAQI
13th Jul 2026467 PMAQI
13th Jul 2026498 PMAQI
13th Jul 2026489 PMAQI
13th Jul 20265510 PMAQI
13th Jul 20265511 PMAQI
14th Jul 20266012 AMAQI
14th Jul 2026631 AMAQI
14th Jul 2026682 AMAQI
14th Jul 2026703 AMAQI
14th Jul 2026654 AMAQI

25°C16/33°C

14th Jul 2026725 AMAQI
14th Jul 2026766 AMAQI
14th Jul 2026787 AMAQI
14th Jul 2026768 AMAQI
14th Jul 2026669 AMAQI
14th Jul 20266010 AMAQI
14th Jul 20266011 AMAQI
14th Jul 20265412 PMAQI
14th Jul 2026481 PMAQI
14th Jul 2026482 PMAQI
14th Jul 2026443 PMAQI
14th Jul 2026784 PMAQI
14th Jul 20261285 PMAQI
14th Jul 20261726 PMAQI
14th Jul 20261027 PMAQI
14th Jul 2026648 PMAQI
14th Jul 2026509 PMAQI
14th Jul 20265610 PMAQI
14th Jul 20266011 PMAQI
15th Jul 20268012 AMAQI
15th Jul 2026881 AMAQI
15th Jul 2026932 AMAQI
15th Jul 2026943 AMAQI
15th Jul 20261624 AMAQI

28°C22/36°C

15th Jul 20261605 AMAQI
15th Jul 20261716 AMAQI
15th Jul 20261867 AMAQI
15th Jul 20261868 AMAQI
15th Jul 20261769 AMAQI
15th Jul 202617910 AMAQI
15th Jul 202616911 AMAQI
15th Jul 202616612 PMAQI
15th Jul 20261611 PMAQI
15th Jul 20261632 PMAQI
15th Jul 20261583 PMAQI
15th Jul 20261624 PMAQI
15th Jul 20261625 PMAQI
15th Jul 20261586 PMAQI
15th Jul 20261567 PMAQI
15th Jul 20261608 PMAQI
15th Jul 20261629 PMAQI
15th Jul 202616010 PMAQI
15th Jul 202616111 PMAQI
16th Jul 202617412 AMAQI
16th Jul 20261861 AMAQI
16th Jul 20262182 AMAQI
16th Jul 20262673 AMAQI
16th Jul 20262534 AMAQI

24°C20/29°C

16th Jul 20263015 AMAQI
16th Jul 20263256 AMAQI
16th Jul 20263537 AMAQI
16th Jul 20262818 AMAQI
16th Jul 20262719 AMAQI
16th Jul 202619810 AMAQI
16th Jul 202619011 AMAQI
16th Jul 202616412 PMAQI
16th Jul 20261591 PMAQI
16th Jul 20261662 PMAQI
16th Jul 20261673 PMAQI
16th Jul 20261744 PMAQI
16th Jul 20261645 PMAQI
16th Jul 20261446 PMAQI
16th Jul 20261147 PMAQI
16th Jul 2026988 PMAQI
16th Jul 20261159 PMAQI
16th Jul 202613810 PMAQI
16th Jul 202616611 PMAQI
17th Jul 202616612 AMAQI
17th Jul 20261741 AMAQI
17th Jul 20262042 AMAQI
17th Jul 20261793 AMAQI
17th Jul 20262064 AMAQI

22°C17/29°C

17th Jul 20261925 AMAQI
17th Jul 20261926 AMAQI
17th Jul 20261907 AMAQI
17th Jul 20261718 AMAQI
17th Jul 20261649 AMAQI
17th Jul 202610410 AMAQI
17th Jul 20266511 AMAQI
17th Jul 20263812 PMAQI
17th Jul 2026921 PMAQI
17th Jul 2026992 PMAQI
17th Jul 2026943 PMAQI
17th Jul 20261104 PMAQI
17th Jul 20261245 PMAQI
17th Jul 20261406 PMAQI
17th Jul 20261527 PMAQI
17th Jul 20261548 PMAQI
17th Jul 20261549 PMAQI
17th Jul 202615010 PMAQI
17th Jul 202615411 PMAQI
18th Jul 202615412 AMAQI
18th Jul 20261521 AMAQI
18th Jul 20261562 AMAQI
18th Jul 20261603 AMAQI
18th Jul 20261644 AMAQI

22°C16/30°C

18th Jul 20261665 AMAQI
18th Jul 20261686 AMAQI
18th Jul 20261727 AMAQI
18th Jul 20261688 AMAQI
18th Jul 20261569 AMAQI
18th Jul 20266210 AMAQI
18th Jul 20264411 AMAQI
18th Jul 20267012 PMAQI
18th Jul 2026621 PMAQI
18th Jul 2026462 PMAQI
18th Jul 2026563 PMAQI
18th Jul 2026704 PMAQI
18th Jul 20261025 PMAQI
18th Jul 20261526 PMAQI
18th Jul 20261547 PMAQI
18th Jul 2026948 PMAQI
18th Jul 2026719 PMAQI
18th Jul 20268210 PMAQI
18th Jul 20267111 PMAQI
19th Jul 20266412 AMAQI
19th Jul 2026601 AMAQI
19th Jul 2026592 AMAQI
19th Jul 2026673 AMAQI
19th Jul 2026764 AMAQI

21°C16/26°C

19th Jul 20261095 AMAQI
19th Jul 2026836 AMAQI
19th Jul 2026507 AMAQI
19th Jul 2026678 AMAQI
19th Jul 2026659 AMAQI
19th Jul 20266010 AMAQI
19th Jul 20263811 AMAQI
19th Jul 20263612 PMAQI
19th Jul 2026301 PMAQI
19th Jul 2026262 PMAQI
19th Jul 2026273 PMAQI
19th Jul 2026294 PMAQI
19th Jul 2026265 PMAQI
19th Jul 2026406 PMAQI
19th Jul 2026257 PMAQI
19th Jul 2026288 PMAQI
19th Jul 2026279 PMAQI
19th Jul 20263810 PMAQI
19th Jul 20266111 PMAQI
20th Jul 20263812 AMAQI
20th Jul 2026401 AMAQI
20th Jul 2026302 AMAQI
20th Jul 2026323 AMAQI
20th Jul 2026254 AMAQI

18°C13/24°C

20th Jul 2026265 AMAQI
20th Jul 2026316 AMAQI
20th Jul 2026647 AMAQI
20th Jul 2026368 AMAQI
20th Jul 2026389 AMAQI
20th Jul 20262810 AMAQI
20th Jul 20262711 AMAQI
20th Jul 20262712 PMAQI
20th Jul 2026241 PMAQI
20th Jul 2026282 PMAQI
20th Jul 2026253 PMAQI
20th Jul 2026424 PMAQI
20th Jul 2026535 PMAQI
20th Jul 2026536 PMAQI
20th Jul 2026637 PMAQI
20th Jul 2026718 PMAQI
20th Jul 2026729 PMAQI
20th Jul 20267510 PMAQI
21st Jul 202610012 AMAQI
21st Jul 2026991 AMAQI
21st Jul 20261042 AMAQI
21st Jul 2026973 AMAQI
21st Jul 20261044 AMAQI

19°C11/28°C

21st Jul 2026955 AMAQI
21st Jul 2026786 AMAQI
21st Jul 2026957 AMAQI
21st Jul 2026878 AMAQI
21st Jul 2026859 AMAQI
21st Jul 20268410 AMAQI
21st Jul 20267111 AMAQI
21st Jul 20266912 PMAQI
21st Jul 2026731 PMAQI
21st Jul 2026742 PMAQI
21st Jul 2026493 PMAQI
21st Jul 2026524 PMAQI
21st Jul 2026485 PMAQI
21st Jul 2026526 PMAQI
21st Jul 2026427 PMAQI
21st Jul 2026388 PMAQI
21st Jul 2026389 PMAQI
21st Jul 20263210 PMAQI
21st Jul 20262711 PMAQI
22nd Jul 20262112 AMAQI
22nd Jul 2026211 AMAQI
22nd Jul 2026502 AMAQI
22nd Jul 2026463 AMAQI
22nd Jul 2026344 AMAQI

22°C16/28°C

22nd Jul 2026425 AMAQI
22nd Jul 2026426 AMAQI
22nd Jul 2026387 AMAQI
22nd Jul 2026328 AMAQI
22nd Jul 2026239 AMAQI
22nd Jul 20262810 AMAQI
22nd Jul 20262611 AMAQI
22nd Jul 20262412 PMAQI
22nd Jul 2026231 PMAQI
22nd Jul 2026202 PMAQI
22nd Jul 2026223 PMAQI
22nd Jul 2026224 PMAQI
22nd Jul 2026225 PMAQI
22nd Jul 2026216 PMAQI
22nd Jul 2026347 PMAQI
22nd Jul 2026248 PMAQI
22nd Jul 2026259 PMAQI
22nd Jul 20262510 PMAQI
22nd Jul 20266311 PMAQI
23rd Jul 20265012 AMAQI
23rd Jul 2026331 AMAQI
23rd Jul 2026382 AMAQI
23rd Jul 2026423 AMAQI
23rd Jul 2026344 AMAQI

17°C13/22°C

23rd Jul 2026255 AMAQI
23rd Jul 2026386 AMAQI
23rd Jul 2026497 AMAQI
23rd Jul 2026348 AMAQI
23rd Jul 2026279 AMAQI
23rd Jul 20262610 AMAQI
23rd Jul 20262811 AMAQI
23rd Jul 20262612 PMAQI
23rd Jul 2026271 PMAQI
23rd Jul 2026252 PMAQI
23rd Jul 2026253 PMAQI
23rd Jul 2026264 PMAQI
23rd Jul 2026255 PMAQI
23rd Jul 2026386 PMAQI
23rd Jul 2026237 PMAQI
23rd Jul 2026248 PMAQI
23rd Jul 2026279 PMAQI
23rd Jul 20264210 PMAQI
23rd Jul 20264211 PMAQI
24th Jul 20263612 AMAQI
24th Jul 2026601 AMAQI
24th Jul 2026312 AMAQI
24th Jul 2026363 AMAQI
24th Jul 2026384 AMAQI

18°C12/26°C

24th Jul 2026325 AMAQI
24th Jul 2026486 AMAQI
24th Jul 2026447 AMAQI
24th Jul 2026428 AMAQI
24th Jul 2026559 AMAQI
24th Jul 20265110 AMAQI
24th Jul 20262611 AMAQI
24th Jul 20263812 PMAQI
24th Jul 2026291 PMAQI
24th Jul 2026292 PMAQI
24th Jul 2026243 PMAQI
24th Jul 2026264 PMAQI
24th Jul 2026305 PMAQI
24th Jul 2026386 PMAQI
24th Jul 2026307 PMAQI
24th Jul 2026278 PMAQI
24th Jul 2026319 PMAQI
24th Jul 20262710 PMAQI
24th Jul 20263611 PMAQI
25th Jul 20264512 AMAQI
25th Jul 2026401 AMAQI
25th Jul 2026382 AMAQI
25th Jul 2026383 AMAQI
25th Jul 2026514 AMAQI

20°C12/28°C

25th Jul 2026465 AMAQI
25th Jul 2026366 AMAQI
25th Jul 2026487 AMAQI
25th Jul 2026448 AMAQI
25th Jul 2026389 AMAQI
25th Jul 20263610 AMAQI
25th Jul 20264011 AMAQI
25th Jul 20263412 PMAQI
25th Jul 2026361 PMAQI
25th Jul 2026382 PMAQI
25th Jul 2026383 PMAQI
25th Jul 2026384 PMAQI
25th Jul 2026425 PMAQI
25th Jul 2026586 PMAQI
25th Jul 2026497 PMAQI
25th Jul 2026478 PMAQI
25th Jul 2026519 PMAQI
25th Jul 20264210 PMAQI
25th Jul 20262911 PMAQI
26th Jul 20263312 AMAQI
26th Jul 2026381 AMAQI
26th Jul 2026472 AMAQI
26th Jul 2026513 AMAQI
26th Jul 2026744 AMAQI

21°C13/27°C

26th Jul 2026565 AMAQI
26th Jul 2026486 AMAQI
26th Jul 2026547 AMAQI
26th Jul 2026488 AMAQI
26th Jul 2026429 AMAQI
26th Jul 20264010 AMAQI
26th Jul 20263411 AMAQI
26th Jul 20264412 PMAQI
26th Jul 2026461 PMAQI
26th Jul 2026522 PMAQI
26th Jul 2026513 PMAQI
26th Jul 2026504 PMAQI
26th Jul 2026495 PMAQI
26th Jul 2026466 PMAQI
26th Jul 2026507 PMAQI
26th Jul 2026478 PMAQI
26th Jul 2026529 PMAQI
26th Jul 20265010 PMAQI
26th Jul 20266011 PMAQI
27th Jul 20265212 AMAQI
27th Jul 2026601 AMAQI
27th Jul 2026622 AMAQI
27th Jul 2026663 AMAQI
27th Jul 2026604 AMAQI

21°C15/29°C

27th Jul 2026535 AMAQI
27th Jul 2026566 AMAQI
27th Jul 2026547 AMAQI
27th Jul 2026578 AMAQI
27th Jul 2026569 AMAQI
27th Jul 20264910 AMAQI
27th Jul 20264611 AMAQI
27th Jul 20264812 PMAQI
27th Jul 2026441 PMAQI
27th Jul 2026462 PMAQI
27th Jul 2026463 PMAQI
27th Jul 2026484 PMAQI
27th Jul 2026535 PMAQI
27th Jul 2026566 PMAQI
27th Jul 2026567 PMAQI
27th Jul 2026588 PMAQI
27th Jul 2026629 PMAQI
27th Jul 20266210 PMAQI
27th Jul 20265811 PMAQI
28th Jul 20265712 AMAQI
28th Jul 2026561 AMAQI
28th Jul 2026562 AMAQI
28th Jul 2026523 AMAQI
28th Jul 2026494 AMAQI

22°C15/32°C

28th Jul 2026515 AMAQI
28th Jul 2026536 AMAQI
28th Jul 2026527 AMAQI
28th Jul 2026518 AMAQI
28th Jul 2026509 AMAQI
28th Jul 20265010 AMAQI
28th Jul 20264811 AMAQI
28th Jul 20264612 PMAQI
28th Jul 2026421 PMAQI
28th Jul 2026422 PMAQI
28th Jul 2026463 PMAQI
28th Jul 2026514 PMAQI
28th Jul 2026715 PMAQI
28th Jul 2026546 PMAQI
28th Jul 2026517 PMAQI
28th Jul 2026428 PMAQI
28th Jul 2026319 PMAQI
28th Jul 20264410 PMAQI
28th Jul 20264011 PMAQI
29th Jul 20264812 AMAQI
29th Jul 2026291 AMAQI
29th Jul 2026272 AMAQI
29th Jul 2026213 AMAQI
29th Jul 2026214 AMAQI

20°C18/22°C

29th Jul 2026275 AMAQI
29th Jul 2026266 AMAQI
29th Jul 2026317 AMAQI
29th Jul 2026258 AMAQI
29th Jul 2026429 AMAQI
29th Jul 20263210 AMAQI
29th Jul 20262311 AMAQI
29th Jul 20262312 PMAQI
29th Jul 2026221 PMAQI
29th Jul 2026222 PMAQI
29th Jul 2026223 PMAQI
29th Jul 2026204 PMAQI
29th Jul 2026225 PMAQI
29th Jul 2026246 PMAQI
29th Jul 2026627 PMAQI
29th Jul 2026238 PMAQI
29th Jul 2026229 PMAQI
29th Jul 20262210 PMAQI
29th Jul 20265111 PMAQI
30th Jul 20262512 AMAQI
30th Jul 2026401 AMAQI
30th Jul 2026272 AMAQI
30th Jul 2026253 AMAQI
30th Jul 2026384 AMAQI

20°C15/26°C

30th Jul 2026275 AMAQI
30th Jul 2026276 AMAQI
30th Jul 2026277 AMAQI
30th Jul 2026258 AMAQI
30th Jul 2026219 AMAQI
30th Jul 20262510 AMAQI
30th Jul 20263611 AMAQI
30th Jul 20264012 PMAQI
30th Jul 2026501 PMAQI
30th Jul 2026722 PMAQI
30th Jul 2026233 PMAQI
30th Jul 2026244 PMAQI
30th Jul 2026325 PMAQI
30th Jul 2026236 PMAQI
30th Jul 2026257 PMAQI
30th Jul 2026258 PMAQI
30th Jul 2026339 PMAQI
30th Jul 20263310 PMAQI
30th Jul 20262911 PMAQI
31st Jul 20264012 AMAQI
31st Jul 2026251 AMAQI
31st Jul 2026422 AMAQI
31st Jul 2026253 AMAQI
31st Jul 2026314 AMAQI

20°C14/27°C

31st Jul 2026245 AMAQI
5 AM
31st Jul 2026276 AMAQI
31st Jul 2026237 AMAQI
31st Jul 2026538 AMAQI
31st Jul 2026529 AMAQI
31st Jul 20263610 AMAQI
31st Jul 20262111 AMAQI
31st Jul 20262112 PMAQI
31st Jul 2026231 PMAQI
1 PM
31st Jul 2026332 PMAQI
31st Jul 2026463 PMAQI
31st Jul 2026524 PMAQI
31st Jul 2026525 PMAQI
31st Jul 2026506 PMAQI
31st Jul 2026337 PMAQI
31st Jul 2026498 PMAQI
31st Jul 2026529 PMAQI
9 PM
31st Jul 20264810 PMAQI
31st Jul 20265711 PMAQI
1 AM
4 AM

22°C14/31°C

Day time
Avg. Highest Time
7 AM

79AQI

1 hours / Day
30 hours / Month
Avg. Lowest Time
3 PM

50AQI

1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 7 AM to 7 AM (Avg. 79), while the lowest AQI was between 3 PM to 3 PM (Avg. 50).
Night time
Avg. Highest Time
4 AM

74AQI

1 hours / Day
30 hours / Month
Avg. Lowest Time
10 PM

58AQI

1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 4 AM to 4 AM (Avg. 74), while the lowest AQI was between 10 PM to 10 PM (Avg. 58).

2026 Days Vs Air Quality

Essa, Ontario, Canada

2026

82%

171

16%

34

0.9%

2

0.9%

2

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

Good
171 Days
Moderate
34 Days
Poor
2 Days
Unhealthy
2 Days
Severe
0 Days
Hazardous
0 Days

Under WHO’s Safe Air Quality Limits: 82%

Health Risk Level:

Low

In 2026, 82% of 212 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

Essa, 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
10AQI (US)
2nd January 2026
9AQI (US)
3rd January 2026
11AQI (US)
4th January 2026
37AQI (US)
5th January 2026
47AQI (US)
6th January 2026
73AQI (US)
7th January 2026
55AQI (US)
8th January 2026
50AQI (US)
9th January 2026
31AQI (US)
10th January 2026
14AQI (US)
11th January 2026
17AQI (US)
12th January 2026
29AQI (US)
13th January 2026
42AQI (US)
14th January 2026
36AQI (US)
15th January 2026
11AQI (US)
16th January 2026
23AQI (US)
17th January 2026
42AQI (US)
18th January 2026
29AQI (US)
19th January 2026
35AQI (US)
20th January 2026
15AQI (US)
21st January 2026
32AQI (US)
22nd January 2026
60AQI (US)
23rd January 2026
61AQI (US)
24th January 2026
48AQI (US)
25th January 2026
51AQI (US)
26th January 2026
49AQI (US)
27th January 2026
40AQI (US)
28th January 2026
43AQI (US)
29th January 2026
50AQI (US)
30th January 2026
58AQI (US)
31st January 2026
45AQI (US)
1st February 2026
47AQI (US)
2nd February 2026
53AQI (US)
3rd February 2026
49AQI (US)
4th February 2026
45AQI (US)
5th February 2026
52AQI (US)
6th February 2026
51AQI (US)
7th February 2026
41AQI (US)
8th February 2026
45AQI (US)
9th February 2026
49AQI (US)
10th February 2026
46AQI (US)
11th February 2026
41AQI (US)
12th February 2026
39AQI (US)
13th February 2026
49AQI (US)
14th February 2026
51AQI (US)
15th February 2026
44AQI (US)
16th February 2026
48AQI (US)
17th February 2026
51AQI (US)
18th February 2026
44AQI (US)
19th February 2026
43AQI (US)
20th February 2026
40AQI (US)
21st February 2026
37AQI (US)
22nd February 2026
36AQI (US)
23rd February 2026
39AQI (US)
24th February 2026
47AQI (US)
25th February 2026
47AQI (US)
26th February 2026
37AQI (US)
27th February 2026
40AQI (US)
28th February 2026
40AQI (US)
1st March 2026
40AQI (US)
2nd March 2026
61AQI (US)
3rd March 2026
47AQI (US)
4th March 2026
48AQI (US)
5th March 2026
42AQI (US)
6th March 2026
36AQI (US)
7th March 2026
45AQI (US)
8th March 2026
43AQI (US)
9th March 2026
40AQI (US)
10th March 2026
38AQI (US)
11th March 2026
47AQI (US)
12th March 2026
41AQI (US)
13th March 2026
44AQI (US)
14th March 2026
36AQI (US)
15th March 2026
33AQI (US)
16th March 2026
39AQI (US)
17th March 2026
34AQI (US)
18th March 2026
33AQI (US)
19th March 2026
39AQI (US)
20th March 2026
45AQI (US)
21st March 2026
41AQI (US)
22nd March 2026
38AQI (US)
23rd March 2026
42AQI (US)
24th March 2026
37AQI (US)
25th March 2026
38AQI (US)
26th March 2026
37AQI (US)
27th March 2026
28AQI (US)
28th March 2026
31AQI (US)
29th March 2026
30AQI (US)
30th March 2026
38AQI (US)
31st March 2026
59AQI (US)
1st April 2026
35AQI (US)
2nd April 2026
31AQI (US)
3rd April 2026
46AQI (US)
4th April 2026
30AQI (US)
5th April 2026
33AQI (US)
6th April 2026
30AQI (US)
7th April 2026
29AQI (US)
8th April 2026
32AQI (US)
9th April 2026
42AQI (US)
10th April 2026
32AQI (US)
11th April 2026
33AQI (US)
12th April 2026
37AQI (US)
13th April 2026
49AQI (US)
14th April 2026
50AQI (US)
15th April 2026
55AQI (US)
16th April 2026
51AQI (US)
17th April 2026
18th April 2026
31AQI (US)
19th April 2026
43AQI (US)
20th April 2026
28AQI (US)
21st April 2026
31AQI (US)
22nd April 2026
23rd April 2026
43AQI (US)
24th April 2026
27AQI (US)
25th April 2026
31AQI (US)
26th April 2026
36AQI (US)
27th April 2026
32AQI (US)
28th April 2026
36AQI (US)
29th April 2026
26AQI (US)
30th April 2026
28AQI (US)
1st May 2026
28AQI (US)
2nd May 2026
24AQI (US)
3rd May 2026
32AQI (US)
4th May 2026
34AQI (US)
5th May 2026
36AQI (US)
6th May 2026
33AQI (US)
7th May 2026
29AQI (US)
8th May 2026
31AQI (US)
9th May 2026
10th May 2026
33AQI (US)
11th May 2026
28AQI (US)
12th May 2026
29AQI (US)
13th May 2026
45AQI (US)
14th May 2026
28AQI (US)
15th May 2026
43AQI (US)
16th May 2026
49AQI (US)
17th May 2026
78AQI (US)
18th May 2026
61AQI (US)
19th May 2026
46AQI (US)
20th May 2026
51AQI (US)
21st May 2026
44AQI (US)
22nd May 2026
44AQI (US)
23rd May 2026
51AQI (US)
24th May 2026
43AQI (US)
25th May 2026
47AQI (US)
26th May 2026
38AQI (US)
27th May 2026
31AQI (US)
28th May 2026
28AQI (US)
29th May 2026
26AQI (US)
30th May 2026
28AQI (US)
31st May 2026
35AQI (US)
1st June 2026
32AQI (US)
2nd June 2026
36AQI (US)
3rd June 2026
33AQI (US)
4th June 2026
30AQI (US)
5th June 2026
41AQI (US)
6th June 2026
56AQI (US)
7th June 2026
34AQI (US)
8th June 2026
29AQI (US)
9th June 2026
55AQI (US)
10th June 2026
55AQI (US)
11th June 2026
41AQI (US)
12th June 2026
36AQI (US)
13th June 2026
33AQI (US)
14th June 2026
27AQI (US)
15th June 2026
29AQI (US)
16th June 2026
27AQI (US)
17th June 2026
29AQI (US)
18th June 2026
31AQI (US)
19th June 2026
31AQI (US)
20th June 2026
25AQI (US)
21st June 2026
24AQI (US)
22nd June 2026
34AQI (US)
23rd June 2026
28AQI (US)
24th June 2026
26AQI (US)
25th June 2026
34AQI (US)
26th June 2026
50AQI (US)
27th June 2026
58AQI (US)
28th June 2026
46AQI (US)
29th June 2026
48AQI (US)
30th June 2026
59AQI (US)
1st July 2026
58AQI (US)
2nd July 2026
40AQI (US)
3rd July 2026
43AQI (US)
4th July 2026
54AQI (US)
5th July 2026
59AQI (US)
6th July 2026
45AQI (US)
7th July 2026
39AQI (US)
8th July 2026
32AQI (US)
9th July 2026
60AQI (US)
10th July 2026
48AQI (US)
11th July 2026
72AQI (US)
12th July 2026
78AQI (US)
13th July 2026
75AQI (US)
14th July 2026
72AQI (US)
15th July 2026
153AQI (US)
16th July 2026
199AQI (US)
17th July 2026
144AQI (US)
18th July 2026
115AQI (US)
19th July 2026
50AQI (US)
20th July 2026
41AQI (US)
21st July 2026
71AQI (US)
22nd July 2026
30AQI (US)
23rd July 2026
32AQI (US)
24th July 2026
36AQI (US)
25th July 2026
42AQI (US)
26th July 2026
48AQI (US)
27th July 2026
54AQI (US)
28th July 2026
49AQI (US)
29th July 2026
29AQI (US)
30th July 2026
31AQI (US)
31st July 2026
38AQI (US)
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

37AQI (US)

45AQI (US)

40AQI (US)

36AQI (US)

38AQI (US)

37AQI (US)

62AQI (US)

No. of days

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

202642AQI (US)

25
6
23
5
29
2
26
2
26
4
25
5
17
10
2
2
171
34
2
2

Highest AQI (US) recorded in

July

62AQI (US)

Lowest AQI (US) recorded in

April

36AQI (US)

202534AQI (US)

5
30
31
18
12
23
8
19
10
2
30
28
3
28
2
24
7
236
42
2

Highest AQI (US) recorded in

August

47AQI (US)

Lowest AQI (US) recorded in

March

20AQI (US)

Most & Least Polluted Years Over the Last 2 Years

Most Polluted Year Recorded
2026(Avg.)
42AQI (US)
Least Polluted Year Recorded
2025(Avg.)
34AQI (US)

Essa's annual 2026 AQI (US) (42) shows an average percentage change of 23.5% (worsened AQI (US)) compared to previous years: 2025 (34).