North Bay, 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
North Bay, Ontario, Canada
2021
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
15th Aug 2023
141AQILowest AQI recorded on
11th Aug 2024
15AQISame Day Analysis (2nd August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 1st highest AQI at 69 of Moderate air quality on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 2nd Aug - 3rd Aug 2025
North Bay, Ontario, Canada
AQI
Day
Night
.
5 AM2nd Aug 2025
9 PM
4 AM3rd Aug 2025
Day time
Avg. Highest Time
1PM2nd Aug
112AQI
Avg. Lowest Time
6AM2nd Aug
61AQI
Night time
Avg. Highest Time
3AM3rd Aug
109AQI
Avg. Lowest Time
5AM2nd Aug
55AQI
In the last 24 hours,
North Bay's AQI reached its highest point of 112 at 1 PM during the Day, while the lowest point, 55, was recorded at 5 AM during the Night between 2nd Aug and 3rd Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
North Bay, Ontario, Canada
JulAug
04th - 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 - 01st01st - 02nd02nd - 03rd03rd
Day
Night
4th Jul 2025315 AMAQI
4th Jul 2025326 AMAQI
4th Jul 2025357 AMAQI
4th Jul 2025328 AMAQI
4th Jul 2025329 AMAQI
4th Jul 20253310 AMAQI
4th Jul 20253311 AMAQI
4th Jul 20253112 PMAQI
4th Jul 2025311 PMAQI
4th Jul 2025282 PMAQI
4th Jul 2025293 PMAQI
4th Jul 2025284 PMAQI
4th Jul 2025305 PMAQI
4th Jul 2025306 PMAQI
4th Jul 2025297 PMAQI
4th Jul 2025298 PMAQI
4th Jul 2025299 PMAQI
4th Jul 20252910 PMAQI
4th Jul 20253011 PMAQI
5th Jul 20253012 AMAQI
5th Jul 2025341 AMAQI
5th Jul 2025312 AMAQI
5th Jul 2025333 AMAQI
5th Jul 2025304 AMAQI
19°C10/25°C
5th Jul 2025285 AMAQI
5th Jul 2025306 AMAQI
5th Jul 2025357 AMAQI
5th Jul 2025328 AMAQI
5th Jul 2025329 AMAQI
5th Jul 20253410 AMAQI
5th Jul 20253411 AMAQI
5th Jul 20253412 PMAQI
5th Jul 2025361 PMAQI
5th Jul 2025362 PMAQI
5th Jul 2025353 PMAQI
5th Jul 2025354 PMAQI
5th Jul 2025345 PMAQI
5th Jul 2025346 PMAQI
5th Jul 2025367 PMAQI
5th Jul 2025368 PMAQI
5th Jul 2025369 PMAQI
5th Jul 20253610 PMAQI
5th Jul 20253911 PMAQI
6th Jul 20253812 AMAQI
6th Jul 2025421 AMAQI
6th Jul 2025442 AMAQI
6th Jul 2025463 AMAQI
6th Jul 2025474 AMAQI
22°C16/29°C
6th Jul 2025465 AMAQI
6th Jul 2025456 AMAQI
6th Jul 2025477 AMAQI
6th Jul 2025488 AMAQI
6th Jul 2025499 AMAQI
6th Jul 20254910 AMAQI
6th Jul 20255011 AMAQI
6th Jul 20255012 PMAQI
6th Jul 2025501 PMAQI
6th Jul 2025502 PMAQI
6th Jul 2025473 PMAQI
6th Jul 2025444 PMAQI
6th Jul 2025385 PMAQI
6th Jul 2025396 PMAQI
6th Jul 2025377 PMAQI
6th Jul 2025398 PMAQI
6th Jul 2025449 PMAQI
6th Jul 20254410 PMAQI
6th Jul 20253811 PMAQI
7th Jul 20253712 AMAQI
7th Jul 2025381 AMAQI
7th Jul 2025362 AMAQI
7th Jul 2025293 AMAQI
7th Jul 2025314 AMAQI
20°C15/23°C
7th Jul 2025305 AMAQI
7th Jul 2025316 AMAQI
7th Jul 2025287 AMAQI
7th Jul 2025288 AMAQI
7th Jul 2025309 AMAQI
7th Jul 20253010 AMAQI
7th Jul 20253011 AMAQI
7th Jul 20252912 PMAQI
7th Jul 2025301 PMAQI
7th Jul 2025302 PMAQI
7th Jul 2025313 PMAQI
7th Jul 2025344 PMAQI
7th Jul 2025345 PMAQI
7th Jul 2025356 PMAQI
7th Jul 2025347 PMAQI
7th Jul 2025328 PMAQI
7th Jul 2025319 PMAQI
7th Jul 20253110 PMAQI
7th Jul 20253011 PMAQI
8th Jul 20253012 AMAQI
8th Jul 2025311 AMAQI
8th Jul 2025322 AMAQI
8th Jul 2025273 AMAQI
8th Jul 2025264 AMAQI
19°C13/24°C
8th Jul 2025275 AMAQI
8th Jul 2025266 AMAQI
8th Jul 2025267 AMAQI
8th Jul 2025258 AMAQI
8th Jul 2025259 AMAQI
8th Jul 20252610 AMAQI
8th Jul 20252511 AMAQI
8th Jul 20252512 PMAQI
8th Jul 2025261 PMAQI
8th Jul 2025262 PMAQI
8th Jul 2025263 PMAQI
8th Jul 2025264 PMAQI
8th Jul 2025285 PMAQI
8th Jul 2025296 PMAQI
8th Jul 2025297 PMAQI
8th Jul 2025278 PMAQI
8th Jul 2025269 PMAQI
8th Jul 20252610 PMAQI
8th Jul 20252611 PMAQI
9th Jul 20252712 AMAQI
9th Jul 2025271 AMAQI
9th Jul 2025282 AMAQI
9th Jul 2025283 AMAQI
9th Jul 2025304 AMAQI
19°C10/25°C
9th Jul 2025315 AMAQI
9th Jul 2025326 AMAQI
9th Jul 2025307 AMAQI
9th Jul 2025298 AMAQI
9th Jul 2025309 AMAQI
9th Jul 20253210 AMAQI
9th Jul 20253411 AMAQI
9th Jul 20253612 PMAQI
9th Jul 2025381 PMAQI
9th Jul 2025392 PMAQI
9th Jul 2025383 PMAQI
9th Jul 2025384 PMAQI
9th Jul 2025405 PMAQI
9th Jul 2025406 PMAQI
9th Jul 2025387 PMAQI
9th Jul 2025388 PMAQI
9th Jul 2025359 PMAQI
9th Jul 20253410 PMAQI
9th Jul 20253411 PMAQI
10th Jul 20253412 AMAQI
10th Jul 2025351 AMAQI
10th Jul 2025352 AMAQI
10th Jul 2025363 AMAQI
10th Jul 2025344 AMAQI
20°C15/24°C
10th Jul 2025335 AMAQI
10th Jul 2025346 AMAQI
10th Jul 2025337 AMAQI
10th Jul 2025348 AMAQI
10th Jul 2025349 AMAQI
10th Jul 20253510 AMAQI
10th Jul 20253511 AMAQI
10th Jul 20253412 PMAQI
10th Jul 2025351 PMAQI
10th Jul 2025362 PMAQI
10th Jul 2025353 PMAQI
10th Jul 2025374 PMAQI
10th Jul 2025365 PMAQI
10th Jul 2025356 PMAQI
10th Jul 2025367 PMAQI
10th Jul 2025368 PMAQI
10th Jul 2025359 PMAQI
10th Jul 20253610 PMAQI
10th Jul 20253511 PMAQI
11th Jul 20253612 AMAQI
11th Jul 2025381 AMAQI
11th Jul 2025412 AMAQI
11th Jul 2025433 AMAQI
11th Jul 2025444 AMAQI
20°C12/24°C
11th Jul 2025455 AMAQI
11th Jul 2025456 AMAQI
11th Jul 2025437 AMAQI
11th Jul 2025418 AMAQI
11th Jul 2025429 AMAQI
11th Jul 20254110 AMAQI
11th Jul 20254211 AMAQI
11th Jul 20254412 PMAQI
11th Jul 2025441 PMAQI
11th Jul 2025442 PMAQI
11th Jul 2025423 PMAQI
11th Jul 2025424 PMAQI
11th Jul 2025405 PMAQI
11th Jul 2025406 PMAQI
11th Jul 2025397 PMAQI
11th Jul 2025418 PMAQI
11th Jul 2025399 PMAQI
11th Jul 20253910 PMAQI
11th Jul 20253711 PMAQI
12th Jul 20253812 AMAQI
12th Jul 2025401 AMAQI
12th Jul 2025412 AMAQI
12th Jul 2025463 AMAQI
12th Jul 2025464 AMAQI
21°C16/26°C
12th Jul 2025465 AMAQI
12th Jul 2025426 AMAQI
12th Jul 2025437 AMAQI
12th Jul 2025428 AMAQI
12th Jul 2025449 AMAQI
12th Jul 20254710 AMAQI
12th Jul 20254611 AMAQI
12th Jul 20254612 PMAQI
12th Jul 2025451 PMAQI
12th Jul 2025442 PMAQI
12th Jul 2025433 PMAQI
12th Jul 2025404 PMAQI
12th Jul 2025445 PMAQI
12th Jul 2025426 PMAQI
12th Jul 2025437 PMAQI
12th Jul 2025438 PMAQI
12th Jul 2025429 PMAQI
12th Jul 20254410 PMAQI
12th Jul 20254311 PMAQI
13th Jul 20254412 AMAQI
13th Jul 2025451 AMAQI
13th Jul 2025422 AMAQI
13th Jul 2025383 AMAQI
13th Jul 2025384 AMAQI
24°C16/31°C
13th Jul 2025385 AMAQI
13th Jul 2025366 AMAQI
13th Jul 2025377 AMAQI
13th Jul 2025368 AMAQI
13th Jul 2025379 AMAQI
13th Jul 20253510 AMAQI
13th Jul 20253511 AMAQI
13th Jul 20253412 PMAQI
13th Jul 2025371 PMAQI
13th Jul 2025422 PMAQI
13th Jul 2025483 PMAQI
13th Jul 2025494 PMAQI
13th Jul 2025425 PMAQI
13th Jul 2025426 PMAQI
13th Jul 2025417 PMAQI
13th Jul 2025428 PMAQI
13th Jul 2025419 PMAQI
13th Jul 20254210 PMAQI
13th Jul 20254111 PMAQI
14th Jul 20254212 AMAQI
14th Jul 2025411 AMAQI
14th Jul 2025502 AMAQI
14th Jul 2025503 AMAQI
14th Jul 2025484 AMAQI
23°C20/27°C
14th Jul 2025585 AMAQI
14th Jul 2025546 AMAQI
14th Jul 2025587 AMAQI
14th Jul 2025578 AMAQI
14th Jul 2025589 AMAQI
14th Jul 20255910 AMAQI
14th Jul 20255711 AMAQI
14th Jul 20255712 PMAQI
14th Jul 2025551 PMAQI
14th Jul 2025552 PMAQI
14th Jul 2025553 PMAQI
14th Jul 2025544 PMAQI
14th Jul 2025555 PMAQI
14th Jul 2025556 PMAQI
14th Jul 2025557 PMAQI
14th Jul 2025548 PMAQI
14th Jul 2025549 PMAQI
14th Jul 20255310 PMAQI
14th Jul 20255411 PMAQI
15th Jul 20255412 AMAQI
15th Jul 2025541 AMAQI
15th Jul 2025572 AMAQI
15th Jul 2025643 AMAQI
15th Jul 2025684 AMAQI
22°C16/28°C
15th Jul 2025695 AMAQI
15th Jul 2025716 AMAQI
15th Jul 2025767 AMAQI
15th Jul 2025758 AMAQI
15th Jul 2025689 AMAQI
15th Jul 20256710 AMAQI
15th Jul 20256811 AMAQI
15th Jul 20256912 PMAQI
15th Jul 2025681 PMAQI
15th Jul 2025692 PMAQI
15th Jul 2025693 PMAQI
15th Jul 2025684 PMAQI
15th Jul 2025665 PMAQI
15th Jul 2025666 PMAQI
15th Jul 2025667 PMAQI
15th Jul 2025678 PMAQI
15th Jul 2025659 PMAQI
15th Jul 20256410 PMAQI
15th Jul 20256311 PMAQI
16th Jul 20256312 AMAQI
16th Jul 2025651 AMAQI
16th Jul 2025652 AMAQI
16th Jul 2025653 AMAQI
16th Jul 2025664 AMAQI
23°C18/28°C
16th Jul 2025675 AMAQI
16th Jul 2025666 AMAQI
16th Jul 2025707 AMAQI
16th Jul 2025718 AMAQI
16th Jul 2025739 AMAQI
16th Jul 20257210 AMAQI
16th Jul 20257311 AMAQI
16th Jul 20257112 PMAQI
16th Jul 2025721 PMAQI
16th Jul 2025722 PMAQI
16th Jul 2025683 PMAQI
16th Jul 2025694 PMAQI
16th Jul 2025665 PMAQI
16th Jul 2025666 PMAQI
16th Jul 2025657 PMAQI
16th Jul 2025638 PMAQI
16th Jul 2025659 PMAQI
16th Jul 20256410 PMAQI
16th Jul 20255811 PMAQI
17th Jul 20255812 AMAQI
17th Jul 2025581 AMAQI
17th Jul 2025412 AMAQI
17th Jul 2025303 AMAQI
17th Jul 2025294 AMAQI
24°C18/30°C
17th Jul 2025285 AMAQI
17th Jul 2025266 AMAQI
17th Jul 2025277 AMAQI
17th Jul 2025288 AMAQI
17th Jul 2025299 AMAQI
17th Jul 20252810 AMAQI
17th Jul 20252911 AMAQI
17th Jul 20253312 PMAQI
17th Jul 2025461 PMAQI
17th Jul 2025422 PMAQI
17th Jul 2025283 PMAQI
17th Jul 2025284 PMAQI
17th Jul 2025315 PMAQI
17th Jul 2025306 PMAQI
17th Jul 2025317 PMAQI
17th Jul 2025308 PMAQI
17th Jul 2025299 PMAQI
17th Jul 20252810 PMAQI
17th Jul 20252911 PMAQI
18th Jul 20253012 AMAQI
18th Jul 2025291 AMAQI
18th Jul 2025232 AMAQI
18th Jul 2025223 AMAQI
18th Jul 2025254 AMAQI
15°C14/17°C
18th Jul 2025235 AMAQI
18th Jul 2025236 AMAQI
18th Jul 2025227 AMAQI
18th Jul 2025238 AMAQI
18th Jul 2025239 AMAQI
18th Jul 20252710 AMAQI
18th Jul 20252811 AMAQI
18th Jul 20253212 PMAQI
18th Jul 2025361 PMAQI
18th Jul 2025402 PMAQI
18th Jul 2025443 PMAQI
18th Jul 2025444 PMAQI
18th Jul 2025305 PMAQI
18th Jul 2025316 PMAQI
18th Jul 2025337 PMAQI
18th Jul 2025338 PMAQI
18th Jul 2025309 PMAQI
18th Jul 20253110 PMAQI
18th Jul 20253211 PMAQI
19th Jul 20253412 AMAQI
19th Jul 2025421 AMAQI
19th Jul 2025522 AMAQI
19th Jul 2025523 AMAQI
19th Jul 2025494 AMAQI
18°C10/25°C
19th Jul 2025465 AMAQI
19th Jul 2025446 AMAQI
19th Jul 2025397 AMAQI
19th Jul 2025408 AMAQI
19th Jul 2025399 AMAQI
19th Jul 20254010 AMAQI
19th Jul 20254211 AMAQI
19th Jul 20254312 PMAQI
19th Jul 2025431 PMAQI
19th Jul 2025422 PMAQI
19th Jul 2025393 PMAQI
19th Jul 2025384 PMAQI
19th Jul 2025385 PMAQI
19th Jul 2025366 PMAQI
19th Jul 2025377 PMAQI
19th Jul 2025358 PMAQI
19th Jul 2025399 PMAQI
19th Jul 20254010 PMAQI
19th Jul 20253611 PMAQI
20th Jul 20253512 AMAQI
20th Jul 2025341 AMAQI
20th Jul 2025312 AMAQI
20th Jul 2025263 AMAQI
20th Jul 2025254 AMAQI
19°C15/23°C
20th Jul 2025265 AMAQI
20th Jul 2025276 AMAQI
20th Jul 2025257 AMAQI
20th Jul 2025268 AMAQI
20th Jul 2025279 AMAQI
20th Jul 20252710 AMAQI
20th Jul 20252811 AMAQI
20th Jul 20252912 PMAQI
20th Jul 2025351 PMAQI
20th Jul 2025432 PMAQI
20th Jul 2025453 PMAQI
20th Jul 2025394 PMAQI
20th Jul 2025365 PMAQI
20th Jul 2025366 PMAQI
20th Jul 2025387 PMAQI
20th Jul 2025378 PMAQI
20th Jul 2025339 PMAQI
20th Jul 20253410 PMAQI
20th Jul 20254111 PMAQI
21st Jul 20253712 AMAQI
21st Jul 2025351 AMAQI
21st Jul 2025332 AMAQI
21st Jul 2025263 AMAQI
21st Jul 2025264 AMAQI
19°C15/23°C
21st Jul 2025245 AMAQI
21st Jul 2025246 AMAQI
21st Jul 2025247 AMAQI
21st Jul 2025258 AMAQI
21st Jul 2025259 AMAQI
21st Jul 20252510 AMAQI
21st Jul 20252411 AMAQI
21st Jul 20252412 PMAQI
21st Jul 2025231 PMAQI
21st Jul 2025222 PMAQI
21st Jul 2025203 PMAQI
21st Jul 2025224 PMAQI
21st Jul 2025235 PMAQI
21st Jul 2025246 PMAQI
21st Jul 2025247 PMAQI
21st Jul 2025238 PMAQI
21st Jul 2025249 PMAQI
21st Jul 20252610 PMAQI
21st Jul 20252311 PMAQI
22nd Jul 20252412 AMAQI
22nd Jul 2025231 AMAQI
22nd Jul 2025212 AMAQI
22nd Jul 2025233 AMAQI
22nd Jul 2025204 AMAQI
15°C9/20°C
22nd Jul 2025205 AMAQI
22nd Jul 2025206 AMAQI
22nd Jul 2025217 AMAQI
22nd Jul 2025218 AMAQI
22nd Jul 2025239 AMAQI
22nd Jul 20252210 AMAQI
22nd Jul 20252111 AMAQI
22nd Jul 20252212 PMAQI
22nd Jul 2025221 PMAQI
22nd Jul 2025212 PMAQI
22nd Jul 2025193 PMAQI
22nd Jul 2025204 PMAQI
22nd Jul 2025215 PMAQI
22nd Jul 2025216 PMAQI
22nd Jul 2025207 PMAQI
22nd Jul 2025218 PMAQI
22nd Jul 2025219 PMAQI
22nd Jul 20252110 PMAQI
22nd Jul 20252211 PMAQI
23rd Jul 20252212 AMAQI
23rd Jul 2025231 AMAQI
23rd Jul 2025242 AMAQI
23rd Jul 2025283 AMAQI
23rd Jul 2025274 AMAQI
17°C8/25°C
23rd Jul 2025255 AMAQI
23rd Jul 2025236 AMAQI
23rd Jul 2025227 AMAQI
23rd Jul 2025228 AMAQI
23rd Jul 2025239 AMAQI
23rd Jul 20252510 AMAQI
23rd Jul 20252411 AMAQI
23rd Jul 20252612 PMAQI
23rd Jul 2025251 PMAQI
23rd Jul 2025242 PMAQI
23rd Jul 2025243 PMAQI
23rd Jul 2025264 PMAQI
23rd Jul 2025295 PMAQI
23rd Jul 2025296 PMAQI
23rd Jul 2025287 PMAQI
23rd Jul 2025298 PMAQI
23rd Jul 2025269 PMAQI
23rd Jul 20252610 PMAQI
23rd Jul 20253011 PMAQI
24th Jul 20252912 AMAQI
24th Jul 2025321 AMAQI
24th Jul 2025332 AMAQI
24th Jul 2025333 AMAQI
24th Jul 2025334 AMAQI
20°C15/25°C
24th Jul 2025325 AMAQI
24th Jul 2025336 AMAQI
24th Jul 2025347 AMAQI
24th Jul 2025328 AMAQI
24th Jul 2025319 AMAQI
24th Jul 20253210 AMAQI
24th Jul 20253211 AMAQI
24th Jul 20253012 PMAQI
24th Jul 2025321 PMAQI
24th Jul 2025332 PMAQI
24th Jul 2025323 PMAQI
24th Jul 2025354 PMAQI
24th Jul 2025405 PMAQI
24th Jul 2025396 PMAQI
24th Jul 2025407 PMAQI
24th Jul 2025408 PMAQI
24th Jul 2025349 PMAQI
24th Jul 20253310 PMAQI
24th Jul 20253211 PMAQI
25th Jul 20253012 AMAQI
25th Jul 2025311 AMAQI
25th Jul 2025262 AMAQI
25th Jul 2025273 AMAQI
25th Jul 2025254 AMAQI
22°C20/25°C
25th Jul 2025265 AMAQI
25th Jul 2025306 AMAQI
25th Jul 2025407 AMAQI
25th Jul 2025488 AMAQI
25th Jul 2025479 AMAQI
25th Jul 20254610 AMAQI
25th Jul 20254011 AMAQI
25th Jul 20254612 PMAQI
25th Jul 2025421 PMAQI
25th Jul 2025422 PMAQI
25th Jul 2025453 PMAQI
25th Jul 2025424 PMAQI
25th Jul 2025395 PMAQI
25th Jul 2025396 PMAQI
25th Jul 2025397 PMAQI
25th Jul 2025398 PMAQI
25th Jul 2025449 PMAQI
25th Jul 20253810 PMAQI
25th Jul 20253711 PMAQI
26th Jul 20253712 AMAQI
26th Jul 2025381 AMAQI
26th Jul 2025492 AMAQI
26th Jul 2025583 AMAQI
26th Jul 2025574 AMAQI
22°C18/26°C
26th Jul 2025595 AMAQI
26th Jul 2025576 AMAQI
26th Jul 2025607 AMAQI
26th Jul 2025558 AMAQI
26th Jul 2025569 AMAQI
26th Jul 20255710 AMAQI
26th Jul 20255811 AMAQI
26th Jul 20256012 PMAQI
26th Jul 2025581 PMAQI
26th Jul 2025592 PMAQI
26th Jul 2025583 PMAQI
26th Jul 2025584 PMAQI
26th Jul 2025575 PMAQI
26th Jul 2025586 PMAQI
26th Jul 2025577 PMAQI
26th Jul 2025578 PMAQI
26th Jul 2025569 PMAQI
26th Jul 20255510 PMAQI
26th Jul 20255411 PMAQI
27th Jul 20255512 AMAQI
27th Jul 2025561 AMAQI
27th Jul 2025562 AMAQI
27th Jul 2025543 AMAQI
27th Jul 2025534 AMAQI
23°C17/28°C
27th Jul 2025505 AMAQI
27th Jul 2025616 AMAQI
27th Jul 2025587 AMAQI
27th Jul 2025608 AMAQI
27th Jul 2025599 AMAQI
27th Jul 20255810 AMAQI
27th Jul 20255911 AMAQI
27th Jul 20256112 PMAQI
27th Jul 2025601 PMAQI
27th Jul 2025612 PMAQI
27th Jul 2025603 PMAQI
27th Jul 2025604 PMAQI
27th Jul 2025595 PMAQI
27th Jul 2025586 PMAQI
27th Jul 2025587 PMAQI
27th Jul 2025588 PMAQI
27th Jul 2025559 PMAQI
27th Jul 20255510 PMAQI
27th Jul 20255611 PMAQI
28th Jul 20255612 AMAQI
28th Jul 2025561 AMAQI
28th Jul 2025562 AMAQI
28th Jul 2025603 AMAQI
28th Jul 2025604 AMAQI
23°C17/28°C
28th Jul 2025605 AMAQI
28th Jul 2025586 AMAQI
28th Jul 2025587 AMAQI
28th Jul 2025578 AMAQI
28th Jul 2025579 AMAQI
28th Jul 20255810 AMAQI
28th Jul 20255611 AMAQI
28th Jul 20255412 PMAQI
28th Jul 2025531 PMAQI
28th Jul 2025532 PMAQI
28th Jul 2025523 PMAQI
28th Jul 2025534 PMAQI
28th Jul 2025545 PMAQI
28th Jul 2025546 PMAQI
28th Jul 2025547 PMAQI
28th Jul 2025548 PMAQI
28th Jul 2025569 PMAQI
28th Jul 20255610 PMAQI
28th Jul 20255311 PMAQI
29th Jul 20255312 AMAQI
29th Jul 2025501 AMAQI
29th Jul 2025402 AMAQI
29th Jul 2025343 AMAQI
29th Jul 2025404 AMAQI
23°C19/30°C
29th Jul 2025455 AMAQI
29th Jul 2025466 AMAQI
29th Jul 2025487 AMAQI
29th Jul 2025508 AMAQI
29th Jul 2025519 AMAQI
29th Jul 20255110 AMAQI
29th Jul 20255111 AMAQI
29th Jul 20255112 PMAQI
29th Jul 2025521 PMAQI
29th Jul 2025562 PMAQI
29th Jul 2025583 PMAQI
29th Jul 2025584 PMAQI
29th Jul 2025575 PMAQI
29th Jul 2025556 PMAQI
29th Jul 2025567 PMAQI
29th Jul 2025568 PMAQI
29th Jul 2025539 PMAQI
29th Jul 20255210 PMAQI
29th Jul 20255211 PMAQI
30th Jul 20255212 AMAQI
30th Jul 2025531 AMAQI
30th Jul 2025472 AMAQI
30th Jul 2025513 AMAQI
30th Jul 2025524 AMAQI
19°C16/22°C
30th Jul 2025575 AMAQI
30th Jul 2025616 AMAQI
30th Jul 2025607 AMAQI
30th Jul 2025608 AMAQI
30th Jul 2025589 AMAQI
30th Jul 20255810 AMAQI
30th Jul 20255811 AMAQI
30th Jul 20255712 PMAQI
30th Jul 2025581 PMAQI
30th Jul 2025592 PMAQI
30th Jul 2025593 PMAQI
30th Jul 2025574 PMAQI
30th Jul 2025585 PMAQI
30th Jul 2025586 PMAQI
30th Jul 2025587 PMAQI
30th Jul 2025588 PMAQI
30th Jul 2025589 PMAQI
30th Jul 20255810 PMAQI
30th Jul 20255711 PMAQI
31st Jul 20255912 AMAQI
31st Jul 2025581 AMAQI
31st Jul 2025612 AMAQI
31st Jul 2025683 AMAQI
31st Jul 2025664 AMAQI
21°C17/26°C
31st Jul 2025665 AMAQI
31st Jul 2025666 AMAQI
31st Jul 2025647 AMAQI
31st Jul 2025648 AMAQI
31st Jul 2025769 AMAQI
31st Jul 20257010 AMAQI
31st Jul 20257511 AMAQI
31st Jul 20255712 PMAQI
31st Jul 2025531 PMAQI
31st Jul 2025562 PMAQI
31st Jul 2025543 PMAQI
31st Jul 2025494 PMAQI
31st Jul 2025525 PMAQI
31st Jul 2025436 PMAQI
31st Jul 2025437 PMAQI
31st Jul 2025388 PMAQI
31st Jul 2025719 PMAQI
31st Jul 20256010 PMAQI
31st Jul 20254711 PMAQI
1st Aug 20254112 AMAQI
1st Aug 2025461 AMAQI
1st Aug 2025492 AMAQI
1st Aug 2025553 AMAQI
1st Aug 2025424 AMAQI
17°C12/21°C
1st Aug 2025485 AMAQI
1st Aug 2025486 AMAQI
1st Aug 2025457 AMAQI
1st Aug 2025488 AMAQI
1st Aug 2025509 AMAQI
1st Aug 20255010 AMAQI
1st Aug 20254611 AMAQI
1st Aug 20254512 PMAQI
1st Aug 2025441 PMAQI
1st Aug 2025382 PMAQI
1st Aug 2025473 PMAQI
1st Aug 2025464 PMAQI
1st Aug 2025505 PMAQI
1st Aug 2025536 PMAQI
1st Aug 2025467 PMAQI
1st Aug 2025508 PMAQI
1st Aug 2025459 PMAQI
1st Aug 20254410 PMAQI
1st Aug 20254111 PMAQI
2nd Aug 20254412 AMAQI
2nd Aug 2025491 AMAQI
2nd Aug 2025492 AMAQI
2nd Aug 2025453 AMAQI
2nd Aug 2025464 AMAQI
17°C9/23°C
2nd Aug 2025555 AMAQI
2nd Aug 2025616 AMAQI
2nd Aug 2025637 AMAQI
2nd Aug 2025678 AMAQI
2nd Aug 2025709 AMAQI
2nd Aug 20258310 AMAQI
2nd Aug 20259411 AMAQI
2nd Aug 202510612 PMAQI
2nd Aug 20251121 PMAQI
2nd Aug 2025872 PMAQI
2nd Aug 2025823 PMAQI
2nd Aug 2025834 PMAQI
2nd Aug 2025885 PMAQI
2nd Aug 2025856 PMAQI
2nd Aug 2025897 PMAQI
2nd Aug 2025868 PMAQI
2nd Aug 2025789 PMAQI
2nd Aug 20258310 PMAQI
2nd Aug 20259311 PMAQI
3rd Aug 20259212 AMAQI
3rd Aug 2025891 AMAQI
3rd Aug 20251012 AMAQI
3rd Aug 20251093 AMAQI
3rd Aug 2025894 AMAQI
20°C14/27°C
3rd Aug 2025975 AMAQI
5 AM3rd Aug 2025936 AMAQI
3rd Aug 2025997 AMAQI
3rd Aug 2025918 AMAQI
3rd Aug 20251039 AMAQI
3rd Aug 20259710 AMAQI
3rd Aug 202510311 AMAQI
3rd Aug 202510912 PMAQI
3rd Aug 20251101 PMAQI
1 PM3rd Aug 20251152 PMAQI
3rd Aug 20251203 PMAQI
3rd Aug 20251224 PMAQI
3rd Aug 20251305 PMAQI
3rd Aug 20251366 PMAQI
3rd Aug 20251357 PMAQI
9 PM
1 AM
4 AM
--°C/°C
Day time
Avg. Highest Time
5 AM - 7 PM
46AQI
15 hours / Day
450 hours / Month
Avg. Lowest Time
5 AM - 9 PM
45AQI
17 hours / Day
510 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 5 AM to 7 PM (Avg. 46), while the lowest AQI was between 5 AM to 9 PM (Avg. 45).
Night time
Avg. Highest Time
12 AM - 11 PM
43AQI
7 hours / Day
210 hours / Month
Avg. Lowest Time
12 AM - 11 PM
43AQI
7 hours / Day
210 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 11 PM (Avg. 43), while the lowest AQI was between 12 AM to 11 PM (Avg. 43).
2025 Days Vs Air Quality
North Bay, Ontario, Canada
2025
91%
195
9%
19
Total number of days with different AQI categories in last 215 days in 2025 (150 days remaining)
Good
195 DaysModerate
19 DaysPoor
0 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 91%
Health Risk Level:
Very Low
In 2025, 91% of 215 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
North Bay, Ontario, Canada
AQI levels in 2025
AQI
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.
1st January 2025
18AQI
18AQI
2nd January 2025
21AQI
21AQI
3rd January 2025
23AQI
23AQI
4th January 2025
24AQI
24AQI
5th January 2025
24AQI
24AQI
6th January 2025
23AQI
23AQI
7th January 2025
23AQI
23AQI
8th January 2025
23AQI
23AQI
9th January 2025
29AQI
29AQI
10th January 2025
36AQI
36AQI
11th January 2025
37AQI
37AQI
12th January 2025
29AQI
29AQI
13th January 2025
29AQI
29AQI
14th January 2025
21AQI
21AQI
15th January 2025
21AQI
21AQI
16th January 2025
39AQI
39AQI
17th January 2025
28AQI
28AQI
18th January 2025
33AQI
33AQI
19th January 2025
24AQI
24AQI
20th January 2025
30AQI
30AQI
21st January 2025
38AQI
38AQI
22nd January 2025
33AQI
33AQI
23rd January 2025
31AQI
31AQI
24th January 2025
27AQI
27AQI
25th January 2025
40AQI
40AQI
26th January 2025
30AQI
30AQI
27th January 2025
27AQI
27AQI
28th January 2025
26AQI
26AQI
29th January 2025
26AQI
26AQI
30th January 2025
26AQI
26AQI
31st January 2025
31AQI
31AQI
1st February 2025
27AQI
27AQI
2nd February 2025
26AQI
26AQI
3rd February 2025
30AQI
30AQI
4th February 2025
24AQI
24AQI
5th February 2025
24AQI
24AQI
6th February 2025
24AQI
24AQI
7th February 2025
26AQI
26AQI
8th February 2025
27AQI
27AQI
9th February 2025
24AQI
24AQI
10th February 2025
24AQI
24AQI
11th February 2025
27AQI
27AQI
12th February 2025
30AQI
30AQI
13th February 2025
23AQI
23AQI
14th February 2025
23AQI
23AQI
15th February 2025
26AQI
26AQI
16th February 2025
25AQI
25AQI
17th February 2025
24AQI
24AQI
18th February 2025
21AQI
21AQI
19th February 2025
20AQI
20AQI
20th February 2025
21AQI
21AQI
21st February 2025
27AQI
27AQI
22nd February 2025
33AQI
33AQI
23rd February 2025
34AQI
34AQI
24th February 2025
46AQI
46AQI
25th February 2025
28AQI
28AQI
26th February 2025
25AQI
25AQI
27th February 2025
27AQI
27AQI
28th February 2025
27AQI
27AQI
1st March 2025
26AQI
26AQI
2nd March 2025
24AQI
24AQI
3rd March 2025
27AQI
27AQI
4th March 2025
46AQI
46AQI
5th March 2025
27AQI
27AQI
6th March 2025
22AQI
22AQI
7th March 2025
28AQI
28AQI
8th March 2025
28AQI
28AQI
9th March 2025
27AQI
27AQI
10th March 2025
25AQI
25AQI
11th March 2025
28AQI
28AQI
12th March 2025
23AQI
23AQI
13th March 2025
25AQI
25AQI
14th March 2025
33AQI
33AQI
15th March 2025
47AQI
47AQI
16th March 2025
34AQI
34AQI
17th March 2025
16AQI
16AQI
18th March 2025
21AQI
21AQI
19th March 2025
21AQI
21AQI
20th March 2025
20AQI
20AQI
21st March 2025
18AQI
18AQI
22nd March 2025
22AQI
22AQI
23rd March 2025
20AQI
20AQI
24th March 2025
17AQI
17AQI
25th March 2025
18AQI
18AQI
26th March 2025
20AQI
20AQI
27th March 2025
27AQI
27AQI
28th March 2025
19AQI
19AQI
29th March 2025
17AQI
17AQI
30th March 2025
17AQI
17AQI
31st March 2025
17AQI
17AQI
1st April 2025
16AQI
16AQI
2nd April 2025
20AQI
20AQI
3rd April 2025
18AQI
18AQI
4th April 2025
18AQI
18AQI
5th April 2025
19AQI
19AQI
6th April 2025
16AQI
16AQI
7th April 2025
18AQI
18AQI
8th April 2025
16AQI
16AQI
9th April 2025
22AQI
22AQI
10th April 2025
26AQI
26AQI
11th April 2025
27AQI
27AQI
12th April 2025
30AQI
30AQI
13th April 2025
29AQI
29AQI
14th April 2025
31AQI
31AQI
15th April 2025
17AQI
17AQI
16th April 2025
14AQI
14AQI
17th April 2025
20AQI
20AQI
18th April 2025
32AQI
32AQI
19th April 2025
30AQI
30AQI
20th April 2025
15AQI
15AQI
21st April 2025
18AQI
18AQI
22nd April 2025
13AQI
13AQI
23rd April 2025
15AQI
15AQI
24th April 2025
26AQI
26AQI
25th April 2025
20AQI
20AQI
26th April 2025
13AQI
13AQI
27th April 2025
14AQI
14AQI
28th April 2025
24AQI
24AQI
29th April 2025
27AQI
27AQI
30th April 2025
13AQI
13AQI
1st May 2025
21AQI
21AQI
2nd May 2025
17AQI
17AQI
3rd May 2025
14AQI
14AQI
4th May 2025
25AQI
25AQI
5th May 2025
16AQI
16AQI
6th May 2025
16AQI
16AQI
7th May 2025
19AQI
19AQI
8th May 2025
16AQI
16AQI
9th May 2025
19AQI
19AQI
10th May 2025
20AQI
20AQI
11th May 2025
16AQI
16AQI
12th May 2025
23AQI
23AQI
13th May 2025
29AQI
29AQI
14th May 2025
24AQI
24AQI
15th May 2025
22AQI
22AQI
16th May 2025
26AQI
26AQI
17th May 2025
29AQI
29AQI
18th May 2025
15AQI
15AQI
19th May 2025
13AQI
13AQI
20th May 2025
13AQI
13AQI
21st May 2025
13AQI
13AQI
22nd May 2025
12AQI
12AQI
23rd May 2025
11AQI
11AQI
24th May 2025
13AQI
13AQI
25th May 2025
17AQI
17AQI
26th May 2025
20AQI
20AQI
27th May 2025
22AQI
22AQI
28th May 2025
25AQI
25AQI
29th May 2025
21AQI
21AQI
30th May 2025
22AQI
22AQI
31st May 2025
18AQI
18AQI
1st June 2025
12AQI
12AQI
2nd June 2025
20AQI
20AQI
3rd June 2025
36AQI
36AQI
4th June 2025
52AQI
52AQI
5th June 2025
54AQI
54AQI
6th June 2025
59AQI
59AQI
7th June 2025
66AQI
66AQI
8th June 2025
62AQI
62AQI
9th June 2025
59AQI
59AQI
10th June 2025
54AQI
54AQI
11th June 2025
57AQI
57AQI
12th June 2025
52AQI
52AQI
13th June 2025
28AQI
28AQI
14th June 2025
24AQI
24AQI
15th June 2025
27AQI
27AQI
16th June 2025
35AQI
35AQI
17th June 2025
39AQI
39AQI
18th June 2025
34AQI
34AQI
19th June 2025
32AQI
32AQI
20th June 2025
22AQI
22AQI
21st June 2025
38AQI
38AQI
22nd June 2025
39AQI
39AQI
23rd June 2025
44AQI
44AQI
24th June 2025
48AQI
48AQI
25th June 2025
37AQI
37AQI
26th June 2025
30AQI
30AQI
27th June 2025
25AQI
25AQI
28th June 2025
23AQI
23AQI
29th June 2025
24AQI
24AQI
30th June 2025
32AQI
32AQI
1st July 2025
29AQI
29AQI
2nd July 2025
32AQI
32AQI
3rd July 2025
34AQI
34AQI
4th July 2025
32AQI
32AQI
5th July 2025
33AQI
33AQI
6th July 2025
43AQI
43AQI
7th July 2025
32AQI
32AQI
8th July 2025
28AQI
28AQI
9th July 2025
33AQI
33AQI
10th July 2025
35AQI
35AQI
11th July 2025
41AQI
41AQI
12th July 2025
43AQI
43AQI
13th July 2025
40AQI
40AQI
14th July 2025
52AQI
52AQI
15th July 2025
64AQI
64AQI
16th July 2025
66AQI
66AQI
17th July 2025
36AQI
36AQI
18th July 2025
30AQI
30AQI
19th July 2025
40AQI
40AQI
20th July 2025
33AQI
33AQI
21st July 2025
27AQI
27AQI
22nd July 2025
22AQI
22AQI
23rd July 2025
25AQI
25AQI
24th July 2025
33AQI
33AQI
25th July 2025
36AQI
36AQI
26th July 2025
53AQI
53AQI
27th July 2025
57AQI
57AQI
28th July 2025
56AQI
56AQI
29th July 2025
51AQI
51AQI
30th July 2025
56AQI
56AQI
31st July 2025
58AQI
58AQI
1st August 2025
46AQI
46AQI
2nd August 2025
69AQI
69AQI
28AQI
27AQI
25AQI
21AQI
19AQI
39AQI
40AQI
58AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202529AQI
31
28
31
30
31
21
9
22
9
1
1
195
19
Highest AQI recorded in
August58AQI
Lowest AQI recorded in
May19AQI
202428AQI
31
28
1
31
30
30
1
29
31
23
8
29
1
31
30
31
354
11
Highest AQI recorded in
August35AQI
Lowest AQI recorded in
November18AQI
202341AQI
30
1
28
30
1
26
4
29
2
1
14
13
2
19
11
1
17
12
2
21
9
28
3
29
30
1
288
58
16
2
Highest AQI recorded in
June100AQI
Lowest AQI recorded in
January28AQI
202234AQI
27
4
18
3
28
3
30
26
5
30
20
2
1
2
27
2
26
5
24
6
29
2
287
32
1
Highest AQI recorded in
July39AQI
Lowest AQI recorded in
December29AQI
202134AQI
29
1
26
2
28
3
29
1
26
5
28
2
21
9
1
21
10
30
31
28
2
29
2
326
37
1
Highest AQI recorded in
July46AQI
Lowest AQI recorded in
September28AQI
202030AQI
13
20
1
18
25
5
30
1
31
29
1
31
24
6
28
3
249
17
Highest AQI recorded in
May35AQI
Lowest AQI recorded in
October24AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2023(Avg.)
41AQILeast Polluted Year Recorded
2024(Avg.)
28AQINorth Bay's annual 2025 AQI (29) shows an average percentage change of -13.4% (improved AQI) compared to previous years: 2020 (30), 2021 (34), 2022 (34), 2023 (41), 2024 (28).
