Country Background
HistoryAQIPM₂.₅PM₁₀COSO₂NO₂O₃

Belleville, 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

Belleville, Ontario, Canada

2022
2023
2024
2025
2026
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
1st Jul 2023
115AQI
Lowest AQI recorded on
1st Jul 2024
18AQI

Same Day Analysis (30th July):
On this day, AQI across the 5 years varied significantly: 2026 ranks 3rd highest AQI at 28 of Good air quality, showing improvement over 2025 and 2024 on the same day.

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

Belleville, Ontario, Canada

AQI
Day
Night
.

5 AM30th Jul 2026

8 PM

4 AM31st Jul 2026

Day time
Avg. Highest Time
6AM30th Jul

33AQI

Avg. Lowest Time
11AM30th Jul

23AQI

Night time
Avg. Highest Time
11PM30th Jul

36AQI

Avg. Lowest Time
9PM30th Jul

24AQI

In the last 24 hours,

Belleville's AQI reached its highest point of 36 at 11 PM during the Night, while the lowest point, 23, was recorded at 11 AM during the Day between 30th Jul and 31st Jul 2026.

Day & Night AQI Trend : Jul 2026

Belleville, 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 2026285 AMAQI
2nd Jul 2026286 AMAQI
2nd Jul 2026287 AMAQI
2nd Jul 2026288 AMAQI
2nd Jul 2026309 AMAQI
2nd Jul 20262810 AMAQI
2nd Jul 20262911 AMAQI
2nd Jul 20263012 PMAQI
2nd Jul 2026241 PMAQI
2nd Jul 2026292 PMAQI
2nd Jul 2026243 PMAQI
2nd Jul 2026314 PMAQI
2nd Jul 2026405 PMAQI
2nd Jul 2026306 PMAQI
2nd Jul 2026267 PMAQI
2nd Jul 2026248 PMAQI
2nd Jul 2026269 PMAQI
2nd Jul 20262610 PMAQI
2nd Jul 20262611 PMAQI
3rd Jul 20262812 AMAQI
3rd Jul 2026261 AMAQI
3rd Jul 2026302 AMAQI
3rd Jul 2026313 AMAQI
3rd Jul 2026284 AMAQI

26°C20/34°C

3rd Jul 2026265 AMAQI
3rd Jul 2026286 AMAQI
3rd Jul 2026287 AMAQI
3rd Jul 2026288 AMAQI
3rd Jul 2026299 AMAQI
3rd Jul 20263010 AMAQI
3rd Jul 20263011 AMAQI
3rd Jul 20263212 PMAQI
3rd Jul 2026301 PMAQI
3rd Jul 2026282 PMAQI
3rd Jul 2026283 PMAQI
3rd Jul 2026304 PMAQI
3rd Jul 2026265 PMAQI
3rd Jul 2026286 PMAQI
3rd Jul 2026287 PMAQI
3rd Jul 2026288 PMAQI
3rd Jul 2026289 PMAQI
3rd Jul 20262610 PMAQI
3rd Jul 20262411 PMAQI
4th Jul 20263412 AMAQI
4th Jul 2026281 AMAQI
4th Jul 2026282 AMAQI
4th Jul 2026283 AMAQI
4th Jul 2026304 AMAQI

27°C21/35°C

4th Jul 2026265 AMAQI
4th Jul 2026286 AMAQI
4th Jul 2026287 AMAQI
4th Jul 2026288 AMAQI
4th Jul 2026289 AMAQI
4th Jul 20262610 AMAQI
4th Jul 20262811 AMAQI
4th Jul 20262912 PMAQI
4th Jul 2026241 PMAQI
4th Jul 2026272 PMAQI
4th Jul 2026253 PMAQI
4th Jul 2026264 PMAQI
4th Jul 2026265 PMAQI
4th Jul 2026256 PMAQI
4th Jul 2026247 PMAQI
4th Jul 2026208 PMAQI
4th Jul 2026209 PMAQI
4th Jul 20262010 PMAQI
4th Jul 20262011 PMAQI
5th Jul 20262012 AMAQI
5th Jul 2026261 AMAQI
5th Jul 2026302 AMAQI
5th Jul 2026283 AMAQI
5th Jul 2026244 AMAQI

23°C21/30°C

5th Jul 2026245 AMAQI
5th Jul 2026266 AMAQI
5th Jul 2026257 AMAQI
5th Jul 2026268 AMAQI
5th Jul 2026249 AMAQI
5th Jul 20262910 AMAQI
5th Jul 20262911 AMAQI
5th Jul 20262812 PMAQI
5th Jul 2026281 PMAQI
5th Jul 2026282 PMAQI
5th Jul 2026243 PMAQI
5th Jul 2026284 PMAQI
5th Jul 2026285 PMAQI
5th Jul 2026406 PMAQI
5th Jul 2026267 PMAQI
5th Jul 2026208 PMAQI
5th Jul 2026389 PMAQI
5th Jul 20262210 PMAQI
5th Jul 20262011 PMAQI
6th Jul 20262012 AMAQI
6th Jul 2026241 AMAQI
6th Jul 2026282 AMAQI
6th Jul 2026273 AMAQI
6th Jul 2026244 AMAQI

23°C17/30°C

6th Jul 2026205 AMAQI
6th Jul 2026246 AMAQI
6th Jul 2026287 AMAQI
6th Jul 2026288 AMAQI
6th Jul 2026269 AMAQI
6th Jul 20262810 AMAQI
6th Jul 20262811 AMAQI
6th Jul 20263212 PMAQI
6th Jul 2026311 PMAQI
6th Jul 2026322 PMAQI
6th Jul 2026303 PMAQI
6th Jul 2026304 PMAQI
6th Jul 2026325 PMAQI
6th Jul 2026286 PMAQI
6th Jul 2026317 PMAQI
6th Jul 2026288 PMAQI
6th Jul 2026269 PMAQI
6th Jul 20263410 PMAQI
6th Jul 20262611 PMAQI
7th Jul 20262412 AMAQI
7th Jul 2026281 AMAQI
7th Jul 2026322 AMAQI
7th Jul 2026263 AMAQI
7th Jul 2026444 AMAQI

23°C15/30°C

7th Jul 2026305 AMAQI
7th Jul 2026306 AMAQI
7th Jul 2026287 AMAQI
7th Jul 2026288 AMAQI
7th Jul 2026289 AMAQI
7th Jul 20262810 AMAQI
7th Jul 20263411 AMAQI
7th Jul 20263412 PMAQI
7th Jul 2026301 PMAQI
7th Jul 2026322 PMAQI
7th Jul 2026263 PMAQI
7th Jul 2026304 PMAQI
7th Jul 2026305 PMAQI
7th Jul 2026326 PMAQI
7th Jul 2026307 PMAQI
7th Jul 2026298 PMAQI
7th Jul 2026449 PMAQI
7th Jul 20262610 PMAQI
7th Jul 20262811 PMAQI
8th Jul 20262412 AMAQI
8th Jul 2026281 AMAQI
8th Jul 2026292 AMAQI
8th Jul 2026293 AMAQI
8th Jul 2026244 AMAQI

24°C19/30°C

8th Jul 2026265 AMAQI
8th Jul 2026206 AMAQI
8th Jul 2026207 AMAQI
8th Jul 2026238 AMAQI
8th Jul 2026259 AMAQI
8th Jul 20262810 AMAQI
8th Jul 20263411 AMAQI
8th Jul 20263012 PMAQI
8th Jul 2026301 PMAQI
8th Jul 2026362 PMAQI
8th Jul 2026293 PMAQI
8th Jul 2026364 PMAQI
8th Jul 2026285 PMAQI
8th Jul 2026366 PMAQI
8th Jul 2026267 PMAQI
8th Jul 2026478 PMAQI
8th Jul 2026269 PMAQI
8th Jul 20262410 PMAQI
8th Jul 20264611 PMAQI
9th Jul 20264812 AMAQI
9th Jul 2026341 AMAQI
9th Jul 2026582 AMAQI
9th Jul 2026533 AMAQI
9th Jul 2026404 AMAQI

24°C16/31°C

9th Jul 2026425 AMAQI
9th Jul 2026266 AMAQI
9th Jul 2026267 AMAQI
9th Jul 2026288 AMAQI
9th Jul 2026269 AMAQI
9th Jul 20263010 AMAQI
9th Jul 20263011 AMAQI
9th Jul 20263212 PMAQI
9th Jul 2026321 PMAQI
9th Jul 2026302 PMAQI
9th Jul 2026273 PMAQI
9th Jul 2026304 PMAQI
9th Jul 2026325 PMAQI
9th Jul 2026306 PMAQI
9th Jul 2026317 PMAQI
9th Jul 2026308 PMAQI
9th Jul 2026329 PMAQI
9th Jul 20263110 PMAQI
9th Jul 20263111 PMAQI
10th Jul 20262412 AMAQI
10th Jul 2026241 AMAQI
10th Jul 2026242 AMAQI
10th Jul 2026283 AMAQI
10th Jul 2026304 AMAQI

24°C19/32°C

10th Jul 2026325 AMAQI
10th Jul 2026326 AMAQI
10th Jul 2026307 AMAQI
10th Jul 2026328 AMAQI
10th Jul 2026349 AMAQI
10th Jul 20263410 AMAQI
10th Jul 20263411 AMAQI
10th Jul 20263612 PMAQI
10th Jul 2026341 PMAQI
10th Jul 2026342 PMAQI
10th Jul 2026303 PMAQI
10th Jul 2026344 PMAQI
10th Jul 2026375 PMAQI
10th Jul 2026326 PMAQI
10th Jul 2026337 PMAQI
10th Jul 2026388 PMAQI
10th Jul 2026369 PMAQI
10th Jul 20263010 PMAQI
10th Jul 20263011 PMAQI
11th Jul 20262412 AMAQI
11th Jul 2026251 AMAQI
11th Jul 2026242 AMAQI
11th Jul 2026283 AMAQI
11th Jul 2026324 AMAQI

23°C17/30°C

11th Jul 2026325 AMAQI
11th Jul 2026326 AMAQI
11th Jul 2026277 AMAQI
11th Jul 2026328 AMAQI
11th Jul 2026349 AMAQI
11th Jul 20263210 AMAQI
11th Jul 20263411 AMAQI
11th Jul 20263212 PMAQI
11th Jul 2026341 PMAQI
11th Jul 2026322 PMAQI
11th Jul 2026303 PMAQI
11th Jul 2026304 PMAQI
11th Jul 2026315 PMAQI
11th Jul 2026326 PMAQI
11th Jul 2026327 PMAQI
11th Jul 2026328 PMAQI
11th Jul 2026329 PMAQI
11th Jul 20263010 PMAQI
11th Jul 20262611 PMAQI
12th Jul 20262612 AMAQI
12th Jul 2026251 AMAQI
12th Jul 2026292 AMAQI
12th Jul 2026363 AMAQI
12th Jul 2026384 AMAQI

24°C17/30°C

12th Jul 2026585 AMAQI
12th Jul 2026946 AMAQI
12th Jul 2026847 AMAQI
12th Jul 2026908 AMAQI
12th Jul 2026949 AMAQI
12th Jul 20269010 AMAQI
12th Jul 20268811 AMAQI
12th Jul 20269112 PMAQI
12th Jul 2026531 PMAQI
12th Jul 2026572 PMAQI
12th Jul 2026573 PMAQI
12th Jul 2026534 PMAQI
12th Jul 2026535 PMAQI
12th Jul 2026526 PMAQI
12th Jul 2026507 PMAQI
12th Jul 2026428 PMAQI
12th Jul 2026369 PMAQI
12th Jul 20263610 PMAQI
12th Jul 20263111 PMAQI
13th Jul 20264212 AMAQI
13th Jul 2026421 AMAQI
13th Jul 2026442 AMAQI
13th Jul 2026443 AMAQI
13th Jul 2026424 AMAQI

22°C12/31°C

13th Jul 2026445 AMAQI
13th Jul 2026446 AMAQI
13th Jul 2026487 AMAQI
13th Jul 2026488 AMAQI
13th Jul 2026489 AMAQI
13th Jul 20264410 AMAQI
13th Jul 20263811 AMAQI
13th Jul 20264012 PMAQI
13th Jul 2026361 PMAQI
13th Jul 2026362 PMAQI
13th Jul 2026423 PMAQI
13th Jul 2026444 PMAQI
13th Jul 2026425 PMAQI
13th Jul 2026426 PMAQI
13th Jul 2026427 PMAQI
13th Jul 2026408 PMAQI
13th Jul 2026409 PMAQI
13th Jul 20264010 PMAQI
13th Jul 20264011 PMAQI
14th Jul 20264412 AMAQI
14th Jul 2026441 AMAQI
14th Jul 2026482 AMAQI
14th Jul 2026463 AMAQI
14th Jul 2026464 AMAQI

23°C13/31°C

14th Jul 2026465 AMAQI
14th Jul 2026466 AMAQI
14th Jul 2026507 AMAQI
14th Jul 2026518 AMAQI
14th Jul 2026539 AMAQI
14th Jul 20265110 AMAQI
14th Jul 20265211 AMAQI
14th Jul 20263712 PMAQI
14th Jul 2026361 PMAQI
14th Jul 2026322 PMAQI
14th Jul 2026303 PMAQI
14th Jul 2026324 PMAQI
14th Jul 2026305 PMAQI
14th Jul 2026326 PMAQI
14th Jul 2026317 PMAQI
14th Jul 2026308 PMAQI
14th Jul 2026509 PMAQI
14th Jul 20267810 PMAQI
14th Jul 20267411 PMAQI
15th Jul 20267012 AMAQI
15th Jul 2026691 AMAQI
15th Jul 2026642 AMAQI
15th Jul 2026743 AMAQI
15th Jul 2026824 AMAQI

29°C21/38°C

15th Jul 2026645 AMAQI
15th Jul 2026486 AMAQI
15th Jul 2026427 AMAQI
15th Jul 2026468 AMAQI
15th Jul 2026659 AMAQI
15th Jul 20268010 AMAQI
15th Jul 20268411 AMAQI
15th Jul 20268012 PMAQI
15th Jul 2026861 PMAQI
15th Jul 2026892 PMAQI
15th Jul 2026803 PMAQI
15th Jul 20261324 PMAQI
15th Jul 2026825 PMAQI
15th Jul 2026746 PMAQI
15th Jul 2026807 PMAQI
15th Jul 2026828 PMAQI
15th Jul 2026869 PMAQI
15th Jul 20268410 PMAQI
15th Jul 20268311 PMAQI
16th Jul 20267712 AMAQI
16th Jul 2026771 AMAQI
16th Jul 2026742 AMAQI
16th Jul 2026723 AMAQI
16th Jul 2026784 AMAQI

26°C19/31°C

16th Jul 2026865 AMAQI
16th Jul 2026866 AMAQI
16th Jul 2026837 AMAQI
16th Jul 2026848 AMAQI
16th Jul 2026829 AMAQI
16th Jul 20268910 AMAQI
16th Jul 20268911 AMAQI
16th Jul 20268612 PMAQI
16th Jul 2026851 PMAQI
16th Jul 2026882 PMAQI
16th Jul 2026843 PMAQI
16th Jul 2026884 PMAQI
16th Jul 2026865 PMAQI
16th Jul 2026826 PMAQI
16th Jul 2026827 PMAQI
16th Jul 2026868 PMAQI
16th Jul 2026829 PMAQI
16th Jul 20265110 PMAQI
16th Jul 20263811 PMAQI
17th Jul 20262412 AMAQI
17th Jul 2026271 AMAQI
17th Jul 2026232 AMAQI
17th Jul 2026613 AMAQI
17th Jul 2026684 AMAQI

23°C16/32°C

17th Jul 2026675 AMAQI
17th Jul 2026666 AMAQI
17th Jul 2026727 AMAQI
17th Jul 2026708 AMAQI
17th Jul 2026709 AMAQI
17th Jul 20265010 AMAQI
17th Jul 20264511 AMAQI
17th Jul 20265012 PMAQI
17th Jul 2026501 PMAQI
17th Jul 2026542 PMAQI
17th Jul 2026443 PMAQI
17th Jul 2026444 PMAQI
17th Jul 2026465 PMAQI
17th Jul 2026446 PMAQI
17th Jul 2026347 PMAQI
17th Jul 2026458 PMAQI
17th Jul 2026399 PMAQI
17th Jul 20264310 PMAQI
17th Jul 20264011 PMAQI
18th Jul 20264012 AMAQI
18th Jul 2026401 AMAQI
18th Jul 2026362 AMAQI
18th Jul 2026403 AMAQI
18th Jul 2026414 AMAQI

21°C13/29°C

18th Jul 2026445 AMAQI
18th Jul 2026386 AMAQI
18th Jul 2026387 AMAQI
18th Jul 2026308 AMAQI
18th Jul 2026339 AMAQI
18th Jul 20262510 AMAQI
18th Jul 20262811 AMAQI
18th Jul 20263012 PMAQI
18th Jul 2026611 PMAQI
18th Jul 2026772 PMAQI
18th Jul 2026763 PMAQI
18th Jul 2026654 PMAQI
18th Jul 2026545 PMAQI
18th Jul 2026366 PMAQI
18th Jul 2026287 PMAQI
18th Jul 2026308 PMAQI
18th Jul 2026319 PMAQI
18th Jul 20264210 PMAQI
18th Jul 20267711 PMAQI
19th Jul 20265612 AMAQI
19th Jul 2026551 AMAQI
19th Jul 2026582 AMAQI
19th Jul 2026583 AMAQI
19th Jul 2026564 AMAQI

21°C18/25°C

19th Jul 2026585 AMAQI
19th Jul 2026646 AMAQI
19th Jul 2026547 AMAQI
19th Jul 2026518 AMAQI
19th Jul 2026379 AMAQI
19th Jul 20264210 AMAQI
19th Jul 20263011 AMAQI
19th Jul 20263512 PMAQI
19th Jul 2026261 PMAQI
19th Jul 2026322 PMAQI
19th Jul 2026353 PMAQI
19th Jul 2026324 PMAQI
19th Jul 2026325 PMAQI
19th Jul 2026376 PMAQI
19th Jul 2026227 PMAQI
19th Jul 2026308 PMAQI
19th Jul 2026269 PMAQI
19th Jul 20263210 PMAQI
19th Jul 20262111 PMAQI
20th Jul 20262612 AMAQI
20th Jul 2026351 AMAQI
20th Jul 2026342 AMAQI
20th Jul 2026373 AMAQI
20th Jul 2026394 AMAQI

19°C13/26°C

20th Jul 2026385 AMAQI
20th Jul 2026356 AMAQI
20th Jul 2026507 AMAQI
20th Jul 2026268 AMAQI
20th Jul 2026349 AMAQI
20th Jul 20263010 AMAQI
20th Jul 20263311 AMAQI
20th Jul 20263012 PMAQI
20th Jul 2026371 PMAQI
20th Jul 2026252 PMAQI
20th Jul 2026383 PMAQI
20th Jul 2026394 PMAQI
20th Jul 2026365 PMAQI
20th Jul 2026336 PMAQI
20th Jul 2026387 PMAQI
20th Jul 2026348 PMAQI
20th Jul 2026409 PMAQI
20th Jul 20262810 PMAQI
21st Jul 20263812 AMAQI
21st Jul 2026421 AMAQI
21st Jul 2026342 AMAQI
21st Jul 2026373 AMAQI
21st Jul 2026324 AMAQI

19°C12/28°C

21st Jul 2026485 AMAQI
21st Jul 2026426 AMAQI
21st Jul 2026527 AMAQI
21st Jul 2026408 AMAQI
21st Jul 2026559 AMAQI
21st Jul 20265710 AMAQI
21st Jul 20266211 AMAQI
21st Jul 20266712 PMAQI
21st Jul 2026661 PMAQI
21st Jul 2026702 PMAQI
21st Jul 2026723 PMAQI
21st Jul 2026554 PMAQI
21st Jul 2026485 PMAQI
21st Jul 2026446 PMAQI
21st Jul 2026447 PMAQI
21st Jul 2026408 PMAQI
21st Jul 2026349 PMAQI
21st Jul 20262810 PMAQI
21st Jul 20263011 PMAQI
22nd Jul 20262712 AMAQI
22nd Jul 2026241 AMAQI
22nd Jul 2026272 AMAQI
22nd Jul 2026233 AMAQI
22nd Jul 2026284 AMAQI

21°C17/26°C

22nd Jul 2026265 AMAQI
22nd Jul 2026246 AMAQI
22nd Jul 2026467 AMAQI
22nd Jul 2026428 AMAQI
22nd Jul 2026349 AMAQI
22nd Jul 20262610 AMAQI
22nd Jul 20262611 AMAQI
22nd Jul 20262312 PMAQI
22nd Jul 2026241 PMAQI
22nd Jul 2026202 PMAQI
22nd Jul 2026223 PMAQI
22nd Jul 2026234 PMAQI
22nd Jul 2026215 PMAQI
22nd Jul 2026226 PMAQI
22nd Jul 2026527 PMAQI
22nd Jul 2026248 PMAQI
22nd Jul 2026279 PMAQI
22nd Jul 20262510 PMAQI
22nd Jul 20266311 PMAQI
23rd Jul 20264812 AMAQI
23rd Jul 2026211 AMAQI
23rd Jul 2026442 AMAQI
23rd Jul 2026703 AMAQI
23rd Jul 2026344 AMAQI

18°C15/20°C

23rd Jul 2026285 AMAQI
23rd Jul 2026446 AMAQI
23rd Jul 2026617 AMAQI
23rd Jul 2026548 AMAQI
23rd Jul 2026469 AMAQI
23rd Jul 20262710 AMAQI
23rd Jul 20262611 AMAQI
23rd Jul 20262612 PMAQI
23rd Jul 2026251 PMAQI
23rd Jul 2026252 PMAQI
23rd Jul 2026273 PMAQI
23rd Jul 2026254 PMAQI
23rd Jul 2026255 PMAQI
23rd Jul 2026346 PMAQI
23rd Jul 2026257 PMAQI
23rd Jul 2026268 PMAQI
23rd Jul 2026249 PMAQI
23rd Jul 20262210 PMAQI
23rd Jul 20262511 PMAQI
24th Jul 20262512 AMAQI
24th Jul 2026321 AMAQI
24th Jul 2026252 AMAQI
24th Jul 2026263 AMAQI
24th Jul 2026244 AMAQI

18°C10/27°C

24th Jul 2026275 AMAQI
24th Jul 2026286 AMAQI
24th Jul 2026257 AMAQI
24th Jul 2026318 AMAQI
24th Jul 2026389 AMAQI
24th Jul 20262710 AMAQI
24th Jul 20263311 AMAQI
24th Jul 20263812 PMAQI
24th Jul 2026461 PMAQI
24th Jul 2026362 PMAQI
24th Jul 2026333 PMAQI
24th Jul 2026294 PMAQI
24th Jul 2026285 PMAQI
24th Jul 2026316 PMAQI
24th Jul 2026277 PMAQI
24th Jul 2026258 PMAQI
24th Jul 2026299 PMAQI
24th Jul 20263810 PMAQI
24th Jul 20262511 PMAQI
25th Jul 20263012 AMAQI
25th Jul 2026251 AMAQI
25th Jul 2026362 AMAQI
25th Jul 2026233 AMAQI
25th Jul 2026324 AMAQI

20°C12/28°C

25th Jul 2026285 AMAQI
25th Jul 2026226 AMAQI
25th Jul 2026227 AMAQI
25th Jul 2026218 AMAQI
25th Jul 2026249 AMAQI
25th Jul 20262310 AMAQI
25th Jul 20262511 AMAQI
25th Jul 20263012 PMAQI
25th Jul 2026221 PMAQI
25th Jul 2026282 PMAQI
25th Jul 2026223 PMAQI
25th Jul 2026264 PMAQI
25th Jul 2026305 PMAQI
25th Jul 2026256 PMAQI
25th Jul 2026257 PMAQI
25th Jul 2026248 PMAQI
25th Jul 2026249 PMAQI
25th Jul 20262410 PMAQI
25th Jul 20262311 PMAQI
26th Jul 20262512 AMAQI
26th Jul 2026301 AMAQI
26th Jul 2026412 AMAQI
26th Jul 2026423 AMAQI
26th Jul 2026434 AMAQI

21°C13/30°C

26th Jul 2026445 AMAQI
26th Jul 2026416 AMAQI
26th Jul 2026427 AMAQI
26th Jul 2026288 AMAQI
26th Jul 2026289 AMAQI
26th Jul 20263810 AMAQI
26th Jul 20262811 AMAQI
26th Jul 20263212 PMAQI
26th Jul 2026281 PMAQI
26th Jul 2026282 PMAQI
26th Jul 2026283 PMAQI
26th Jul 2026294 PMAQI
26th Jul 2026295 PMAQI
26th Jul 2026396 PMAQI
26th Jul 2026367 PMAQI
26th Jul 2026278 PMAQI
26th Jul 2026309 PMAQI
26th Jul 20263710 PMAQI
26th Jul 20263811 PMAQI
27th Jul 20264312 AMAQI
27th Jul 2026451 AMAQI
27th Jul 2026462 AMAQI
27th Jul 2026473 AMAQI
27th Jul 2026504 AMAQI

22°C14/29°C

27th Jul 2026525 AMAQI
27th Jul 2026506 AMAQI
27th Jul 2026507 AMAQI
27th Jul 2026508 AMAQI
27th Jul 2026499 AMAQI
27th Jul 20264910 AMAQI
27th Jul 20264411 AMAQI
27th Jul 20264612 PMAQI
27th Jul 2026481 PMAQI
27th Jul 2026502 PMAQI
27th Jul 2026483 PMAQI
27th Jul 2026494 PMAQI
27th Jul 2026495 PMAQI
27th Jul 2026466 PMAQI
27th Jul 2026477 PMAQI
27th Jul 2026448 PMAQI
27th Jul 2026449 PMAQI
27th Jul 20264310 PMAQI
27th Jul 20264511 PMAQI
28th Jul 20264612 AMAQI
28th Jul 2026481 AMAQI
28th Jul 2026502 AMAQI
28th Jul 2026523 AMAQI
28th Jul 2026524 AMAQI

23°C16/30°C

28th Jul 2026535 AMAQI
28th Jul 2026526 AMAQI
28th Jul 2026467 AMAQI
28th Jul 2026428 AMAQI
28th Jul 2026419 AMAQI
28th Jul 20264210 AMAQI
28th Jul 20264211 AMAQI
28th Jul 20264412 PMAQI
28th Jul 2026451 PMAQI
28th Jul 2026472 PMAQI
28th Jul 2026483 PMAQI
28th Jul 2026474 PMAQI
28th Jul 2026495 PMAQI
28th Jul 2026426 PMAQI
28th Jul 2026437 PMAQI
28th Jul 2026378 PMAQI
28th Jul 2026329 PMAQI
28th Jul 20263210 PMAQI
28th Jul 20262611 PMAQI
29th Jul 20262812 AMAQI
29th Jul 2026231 AMAQI
29th Jul 2026232 AMAQI
29th Jul 2026243 AMAQI
29th Jul 2026214 AMAQI

23°C20/26°C

29th Jul 2026255 AMAQI
29th Jul 2026346 AMAQI
29th Jul 2026407 AMAQI
29th Jul 2026338 AMAQI
29th Jul 2026309 AMAQI
29th Jul 20262210 AMAQI
29th Jul 20262111 AMAQI
29th Jul 20262112 PMAQI
29th Jul 2026241 PMAQI
29th Jul 2026212 PMAQI
29th Jul 2026213 PMAQI
29th Jul 2026224 PMAQI
29th Jul 2026225 PMAQI
29th Jul 2026246 PMAQI
29th Jul 2026297 PMAQI
29th Jul 2026228 PMAQI
29th Jul 2026219 PMAQI
29th Jul 20262710 PMAQI
29th Jul 20263411 PMAQI
30th Jul 20262512 AMAQI
30th Jul 2026341 AMAQI
30th Jul 2026292 AMAQI
30th Jul 2026343 AMAQI
30th Jul 2026384 AMAQI

22°C18/26°C

30th Jul 2026295 AMAQI
30th Jul 2026336 AMAQI
30th Jul 2026267 AMAQI
30th Jul 2026298 AMAQI
30th Jul 2026309 AMAQI
30th Jul 20262710 AMAQI
30th Jul 20262311 AMAQI
30th Jul 20262412 PMAQI
30th Jul 2026251 PMAQI
30th Jul 2026252 PMAQI
30th Jul 2026263 PMAQI
30th Jul 2026244 PMAQI
30th Jul 2026285 PMAQI
30th Jul 2026276 PMAQI
30th Jul 2026247 PMAQI
30th Jul 2026248 PMAQI
30th Jul 2026249 PMAQI
30th Jul 20263210 PMAQI
30th Jul 20263611 PMAQI
31st Jul 20263412 AMAQI
31st Jul 2026301 AMAQI
31st Jul 2026322 AMAQI
31st Jul 2026253 AMAQI
31st Jul 2026254 AMAQI

23°C19/28°C

31st Jul 2026235 AMAQI
5 AM
31st Jul 2026266 AMAQI
31st Jul 2026297 AMAQI
31st Jul 2026218 AMAQI
31st Jul 2026229 AMAQI
31st Jul 20262110 AMAQI
31st Jul 20262211 AMAQI
31st Jul 20262112 PMAQI
12 PM
31st Jul 2026221 PMAQI
31st Jul 2026222 PMAQI
31st Jul 2026243 PMAQI
31st Jul 2026254 PMAQI
31st Jul 2026235 PMAQI
31st Jul 2026216 PMAQI
31st Jul 2026287 PMAQI
8 PM
12 AM
4 AM

23°C15/32°C

Day time
Avg. Highest Time
5 AM - 7 AM

40AQI

3 hours / Day
90 hours / Month
Avg. Lowest Time
5 PM - 8 PM

36AQI

4 hours / Day
120 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 5 AM to 7 AM (Avg. 40), while the lowest AQI was between 5 PM to 8 PM (Avg. 36).
Night time
Avg. Highest Time
3 AM - 4 AM

39AQI

2 hours / Day
60 hours / Month
Avg. Lowest Time
12 AM - 1 AM

35AQI

2 hours / Day
60 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 3 AM to 4 AM (Avg. 39), while the lowest AQI was between 12 AM to 1 AM (Avg. 35).

2026 Days Vs Air Quality

Belleville, Ontario, Canada

2026

90%

188

10%

20

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

Good
188 Days
Moderate
20 Days
Poor
0 Days
Unhealthy
0 Days
Severe
0 Days
Hazardous
0 Days

Under WHO’s Safe Air Quality Limits: 90%

Health Risk Level:

Very Low

In 2026, 90% of 212 days were within WHO’s safe air quality limits. The risk of health issues is Very Low, but health impacts are still unclear.

Annual Air Quality Insights

Belleville, 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
12AQI (US)
2nd January 2026
22AQI (US)
3rd January 2026
9AQI (US)
4th January 2026
14AQI (US)
5th January 2026
29AQI (US)
6th January 2026
56AQI (US)
7th January 2026
57AQI (US)
8th January 2026
51AQI (US)
9th January 2026
35AQI (US)
10th January 2026
14AQI (US)
11th January 2026
14AQI (US)
12th January 2026
21AQI (US)
13th January 2026
39AQI (US)
14th January 2026
36AQI (US)
15th January 2026
10AQI (US)
16th January 2026
11AQI (US)
17th January 2026
24AQI (US)
18th January 2026
21AQI (US)
19th January 2026
30AQI (US)
20th January 2026
13AQI (US)
21st January 2026
18AQI (US)
22nd January 2026
50AQI (US)
23rd January 2026
53AQI (US)
24th January 2026
47AQI (US)
25th January 2026
47AQI (US)
26th January 2026
47AQI (US)
27th January 2026
44AQI (US)
28th January 2026
47AQI (US)
29th January 2026
51AQI (US)
30th January 2026
53AQI (US)
31st January 2026
47AQI (US)
1st February 2026
45AQI (US)
2nd February 2026
52AQI (US)
3rd February 2026
55AQI (US)
4th February 2026
47AQI (US)
5th February 2026
48AQI (US)
6th February 2026
53AQI (US)
7th February 2026
40AQI (US)
8th February 2026
47AQI (US)
9th February 2026
47AQI (US)
10th February 2026
44AQI (US)
11th February 2026
40AQI (US)
12th February 2026
39AQI (US)
13th February 2026
48AQI (US)
14th February 2026
51AQI (US)
15th February 2026
44AQI (US)
16th February 2026
46AQI (US)
17th February 2026
56AQI (US)
18th February 2026
46AQI (US)
19th February 2026
42AQI (US)
20th February 2026
40AQI (US)
21st February 2026
36AQI (US)
22nd February 2026
36AQI (US)
23rd February 2026
40AQI (US)
24th February 2026
46AQI (US)
25th February 2026
45AQI (US)
26th February 2026
37AQI (US)
27th February 2026
41AQI (US)
28th February 2026
39AQI (US)
1st March 2026
39AQI (US)
2nd March 2026
61AQI (US)
3rd March 2026
50AQI (US)
4th March 2026
48AQI (US)
5th March 2026
44AQI (US)
6th March 2026
46AQI (US)
7th March 2026
41AQI (US)
8th March 2026
41AQI (US)
9th March 2026
40AQI (US)
10th March 2026
36AQI (US)
11th March 2026
44AQI (US)
12th March 2026
42AQI (US)
13th March 2026
42AQI (US)
14th March 2026
36AQI (US)
15th March 2026
35AQI (US)
16th March 2026
39AQI (US)
17th March 2026
35AQI (US)
18th March 2026
32AQI (US)
19th March 2026
39AQI (US)
20th March 2026
43AQI (US)
21st March 2026
38AQI (US)
22nd March 2026
41AQI (US)
23rd March 2026
42AQI (US)
24th March 2026
37AQI (US)
25th March 2026
33AQI (US)
26th March 2026
37AQI (US)
27th March 2026
28AQI (US)
28th March 2026
31AQI (US)
29th March 2026
33AQI (US)
30th March 2026
27AQI (US)
31st March 2026
29AQI (US)
1st April 2026
32AQI (US)
2nd April 2026
31AQI (US)
3rd April 2026
29AQI (US)
4th April 2026
32AQI (US)
5th April 2026
29AQI (US)
6th April 2026
32AQI (US)
7th April 2026
28AQI (US)
8th April 2026
33AQI (US)
9th April 2026
30AQI (US)
10th April 2026
31AQI (US)
11th April 2026
31AQI (US)
12th April 2026
31AQI (US)
13th April 2026
34AQI (US)
14th April 2026
38AQI (US)
15th April 2026
36AQI (US)
16th April 2026
32AQI (US)
17th April 2026
18th April 2026
28AQI (US)
19th April 2026
32AQI (US)
20th April 2026
28AQI (US)
21st April 2026
28AQI (US)
22nd April 2026
23rd April 2026
24AQI (US)
24th April 2026
25AQI (US)
25th April 2026
27AQI (US)
26th April 2026
32AQI (US)
27th April 2026
27AQI (US)
28th April 2026
25AQI (US)
29th April 2026
22AQI (US)
30th April 2026
26AQI (US)
1st May 2026
27AQI (US)
2nd May 2026
24AQI (US)
3rd May 2026
23AQI (US)
4th May 2026
32AQI (US)
5th May 2026
33AQI (US)
6th May 2026
30AQI (US)
7th May 2026
28AQI (US)
8th May 2026
30AQI (US)
9th May 2026
10th May 2026
33AQI (US)
11th May 2026
29AQI (US)
12th May 2026
25AQI (US)
13th May 2026
35AQI (US)
14th May 2026
22AQI (US)
15th May 2026
46AQI (US)
16th May 2026
53AQI (US)
17th May 2026
56AQI (US)
18th May 2026
57AQI (US)
19th May 2026
54AQI (US)
20th May 2026
50AQI (US)
21st May 2026
45AQI (US)
22nd May 2026
44AQI (US)
23rd May 2026
52AQI (US)
24th May 2026
48AQI (US)
25th May 2026
45AQI (US)
26th May 2026
33AQI (US)
27th May 2026
30AQI (US)
28th May 2026
28AQI (US)
29th May 2026
26AQI (US)
30th May 2026
27AQI (US)
31st May 2026
30AQI (US)
1st June 2026
30AQI (US)
2nd June 2026
31AQI (US)
3rd June 2026
32AQI (US)
4th June 2026
26AQI (US)
5th June 2026
27AQI (US)
6th June 2026
25AQI (US)
7th June 2026
24AQI (US)
8th June 2026
26AQI (US)
9th June 2026
26AQI (US)
10th June 2026
28AQI (US)
11th June 2026
27AQI (US)
12th June 2026
27AQI (US)
13th June 2026
24AQI (US)
14th June 2026
25AQI (US)
15th June 2026
26AQI (US)
16th June 2026
27AQI (US)
17th June 2026
27AQI (US)
18th June 2026
26AQI (US)
19th June 2026
25AQI (US)
20th June 2026
24AQI (US)
21st June 2026
22AQI (US)
22nd June 2026
24AQI (US)
23rd June 2026
24AQI (US)
24th June 2026
24AQI (US)
25th June 2026
25AQI (US)
26th June 2026
27AQI (US)
27th June 2026
32AQI (US)
28th June 2026
28AQI (US)
29th June 2026
26AQI (US)
30th June 2026
30AQI (US)
1st July 2026
34AQI (US)
2nd July 2026
27AQI (US)
3rd July 2026
28AQI (US)
4th July 2026
26AQI (US)
5th July 2026
27AQI (US)
6th July 2026
28AQI (US)
7th July 2026
30AQI (US)
8th July 2026
29AQI (US)
9th July 2026
34AQI (US)
10th July 2026
32AQI (US)
11th July 2026
30AQI (US)
12th July 2026
57AQI (US)
13th July 2026
42AQI (US)
14th July 2026
45AQI (US)
15th July 2026
76AQI (US)
16th July 2026
80AQI (US)
17th July 2026
49AQI (US)
18th July 2026
44AQI (US)
19th July 2026
41AQI (US)
20th July 2026
34AQI (US)
21st July 2026
48AQI (US)
22nd July 2026
29AQI (US)
23rd July 2026
34AQI (US)
24th July 2026
30AQI (US)
25th July 2026
26AQI (US)
26th July 2026
34AQI (US)
27th July 2026
47AQI (US)
28th July 2026
44AQI (US)
29th July 2026
26AQI (US)
30th July 2026
28AQI (US)
31st July 2026
1st August 2026
2nd August 2026
3rd August 2026
4th August 2026
5th August 2026
6th August 2026
7th August 2026
8th August 2026
9th August 2026
10th August 2026
11th August 2026
12th August 2026
13th August 2026
14th August 2026
15th August 2026
16th August 2026
17th August 2026
18th August 2026
19th August 2026
20th August 2026
21st August 2026
22nd August 2026
23rd August 2026
24th August 2026
25th August 2026
26th August 2026
27th August 2026
28th August 2026
29th August 2026
30th August 2026
31st August 2026
1st September 2026
2nd September 2026
3rd September 2026
4th September 2026
5th September 2026
6th September 2026
7th September 2026
8th September 2026
9th September 2026
10th September 2026
11th September 2026
12th September 2026
13th September 2026
14th September 2026
15th September 2026
16th September 2026
17th September 2026
18th September 2026
19th September 2026
20th September 2026
21st September 2026
22nd September 2026
23rd September 2026
24th September 2026
25th September 2026
26th September 2026
27th September 2026
28th September 2026
29th September 2026
30th September 2026
1st October 2026
2nd October 2026
3rd October 2026
4th October 2026
5th October 2026
6th October 2026
7th October 2026
8th October 2026
9th October 2026
10th October 2026
11th October 2026
12th October 2026
13th October 2026
14th October 2026
15th October 2026
16th October 2026
17th October 2026
18th October 2026
19th October 2026
20th October 2026
21st October 2026
22nd October 2026
23rd October 2026
24th October 2026
25th October 2026
26th October 2026
27th October 2026
28th October 2026
29th October 2026
30th October 2026
31st October 2026
1st November 2026
2nd November 2026
3rd November 2026
4th November 2026
5th November 2026
6th November 2026
7th November 2026
8th November 2026
9th November 2026
10th November 2026
11th November 2026
12th November 2026
13th November 2026
14th November 2026
15th November 2026
16th November 2026
17th November 2026
18th November 2026
19th November 2026
20th November 2026
21st November 2026
22nd November 2026
23rd November 2026
24th November 2026
25th November 2026
26th November 2026
27th November 2026
28th November 2026
29th November 2026
30th November 2026
1st December 2026
2nd December 2026
3rd December 2026
4th December 2026
5th December 2026
6th December 2026
7th December 2026
8th December 2026
9th December 2026
10th December 2026
11th December 2026
12th December 2026
13th December 2026
14th December 2026
15th December 2026
16th December 2026
17th December 2026
18th December 2026
19th December 2026
20th December 2026
21st December 2026
22nd December 2026
23rd December 2026
24th December 2026
25th December 2026
26th December 2026
27th December 2026
28th December 2026
29th December 2026
30th December 2026
31st December 2026

33AQI (US)

45AQI (US)

39AQI (US)

30AQI (US)

37AQI (US)

27AQI (US)

38AQI (US)

No. of days

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

202635AQI (US)

25
6
23
5
30
1
28
25
5
30
27
3
188
20

Highest AQI (US) recorded in

February

45AQI (US)

Lowest AQI (US) recorded in

June

27AQI (US)

202529AQI (US)

30
1
26
2
30
1
30
31
20
10
25
6
21
10
30
28
3
30
30
1
331
34

Highest AQI (US) recorded in

July

40AQI (US)

Lowest AQI (US) recorded in

May

20AQI (US)

202428AQI (US)

30
1
28
1
31
30
31
29
30
1
26
5
30
30
1
30
30
1
355
10

Highest AQI (US) recorded in

February

33AQI (US)

Lowest AQI (US) recorded in

November

18AQI (US)

202337AQI (US)

31
26
2
31
25
5
30
1
13
11
2
3
1
22
8
1
29
2
25
5
31
27
2
26
5
316
41
3
3
1

Highest AQI (US) recorded in

June

76AQI (US)

Lowest AQI (US) recorded in

October

25AQI (US)

202230AQI (US)

29
1
19
2
29
2
30
31
28
2
20
1
1
29
31
28
2
31
306
10

Highest AQI (US) recorded in

February

34AQI (US)

Lowest AQI (US) recorded in

August

20AQI (US)

202131AQI (US)

24
5
28
30
1
30
28
3
27
3
27
4
25
6
30
30
1
29
1
30
1
338
25

Highest AQI (US) recorded in

August

38AQI (US)

Lowest AQI (US) recorded in

October

24AQI (US)

202032AQI (US)

13
21
17
1
26
4
25
6
28
3
26
4
30
1
26
4
29
2
241
25

Highest AQI (US) recorded in

June

38AQI (US)

Lowest AQI (US) recorded in

October

26AQI (US)

Most & Least Polluted Years Over the Last 7 Years

Most Polluted Year Recorded
2023(Avg.)
37AQI (US)
Least Polluted Year Recorded
2024(Avg.)
28AQI (US)

Belleville's annual 2026 AQI (US) (35) shows an average percentage change of 13.2% (worsened AQI (US)) compared to previous years: 2020 (32), 2021 (31), 2022 (30), 2023 (37), 2024 (28), 2025 (29).