Saint John, New Brunswick, 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
Saint John, New Brunswick, Canada
2022
2023
2024
2025
2026
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
21st Jul 2022
60AQILowest AQI recorded on
11th Jul 2023
14AQISame Day Analysis (30th July):
On this day, AQI across the 5 years varied significantly: 2026 ranks 2nd highest AQI at 36 of Good air quality, showing improvement over 2025 on the same day.
Day & Night AQI Trend: 29th Jul - 30th Jul 2026
Saint John, New Brunswick, Canada
AQI
Day
Night
.
5 AM29th Jul 2026
9 PM
4 AM30th Jul 2026
Day time
Avg. Highest Time
3PM29th Jul
43AQI
Avg. Lowest Time
7PM29th Jul
30AQI
Night time
Avg. Highest Time
5AM29th Jul
47AQI
Avg. Lowest Time
4AM30th Jul
31AQI
In the last 24 hours,
Saint John's AQI reached its highest point of 47 at 5 AM during the Night, while the lowest point, 30, was recorded at 7 PM during the Day between 29th Jul and 30th Jul 2026.
Day & Night AQI Trend : Jul 2026
Saint John, New Brunswick, Canada
Jul
01st - 02nd02nd - 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
Day
Night
1st Jul 2026245 AMAQI
1st Jul 2026246 AMAQI
1st Jul 2026257 AMAQI
1st Jul 2026268 AMAQI
1st Jul 2026269 AMAQI
1st Jul 20262710 AMAQI
1st Jul 20262811 AMAQI
1st Jul 20262812 PMAQI
1st Jul 2026291 PMAQI
1st Jul 2026292 PMAQI
1st Jul 2026283 PMAQI
1st Jul 2026274 PMAQI
1st Jul 2026265 PMAQI
1st Jul 2026266 PMAQI
1st Jul 2026277 PMAQI
1st Jul 2026258 PMAQI
1st Jul 2026279 PMAQI
1st Jul 20262510 PMAQI
1st Jul 20262211 PMAQI
2nd Jul 20262212 AMAQI
2nd Jul 2026231 AMAQI
2nd Jul 2026222 AMAQI
2nd Jul 2026233 AMAQI
2nd Jul 2026244 AMAQI
13°C11/15°C
2nd Jul 2026255 AMAQI
2nd Jul 2026276 AMAQI
2nd Jul 2026297 AMAQI
2nd Jul 2026298 AMAQI
2nd Jul 2026279 AMAQI
2nd Jul 20262810 AMAQI
2nd Jul 20262911 AMAQI
2nd Jul 20262812 PMAQI
2nd Jul 2026271 PMAQI
2nd Jul 2026272 PMAQI
2nd Jul 2026293 PMAQI
2nd Jul 2026284 PMAQI
2nd Jul 2026295 PMAQI
2nd Jul 2026396 PMAQI
2nd Jul 2026287 PMAQI
2nd Jul 2026278 PMAQI
2nd Jul 2026279 PMAQI
2nd Jul 20262610 PMAQI
2nd Jul 20262611 PMAQI
3rd Jul 20262712 AMAQI
3rd Jul 2026271 AMAQI
3rd Jul 2026452 AMAQI
3rd Jul 2026473 AMAQI
3rd Jul 2026464 AMAQI
16°C12/23°C
3rd Jul 2026485 AMAQI
3rd Jul 2026456 AMAQI
3rd Jul 2026437 AMAQI
3rd Jul 2026418 AMAQI
3rd Jul 2026359 AMAQI
3rd Jul 20263010 AMAQI
3rd Jul 20263011 AMAQI
3rd Jul 20263212 PMAQI
3rd Jul 2026311 PMAQI
3rd Jul 2026312 PMAQI
3rd Jul 2026293 PMAQI
3rd Jul 2026294 PMAQI
3rd Jul 2026295 PMAQI
3rd Jul 2026306 PMAQI
3rd Jul 2026297 PMAQI
3rd Jul 2026278 PMAQI
3rd Jul 2026279 PMAQI
3rd Jul 20262810 PMAQI
3rd Jul 20262811 PMAQI
4th Jul 20262912 AMAQI
4th Jul 2026281 AMAQI
4th Jul 2026292 AMAQI
4th Jul 2026283 AMAQI
4th Jul 2026284 AMAQI
22°C14/30°C
4th Jul 2026285 AMAQI
4th Jul 2026286 AMAQI
4th Jul 2026277 AMAQI
4th Jul 2026278 AMAQI
4th Jul 2026289 AMAQI
4th Jul 20262710 AMAQI
4th Jul 20262611 AMAQI
4th Jul 20262812 PMAQI
4th Jul 2026261 PMAQI
4th Jul 2026272 PMAQI
4th Jul 2026273 PMAQI
4th Jul 2026274 PMAQI
4th Jul 2026275 PMAQI
4th Jul 2026256 PMAQI
4th Jul 2026247 PMAQI
4th Jul 2026238 PMAQI
4th Jul 2026219 PMAQI
4th Jul 20262510 PMAQI
4th Jul 20262711 PMAQI
5th Jul 20262312 AMAQI
5th Jul 2026231 AMAQI
5th Jul 2026282 AMAQI
5th Jul 2026293 AMAQI
5th Jul 2026284 AMAQI
24°C18/32°C
5th Jul 2026265 AMAQI
5th Jul 2026276 AMAQI
5th Jul 2026267 AMAQI
5th Jul 2026258 AMAQI
5th Jul 2026279 AMAQI
5th Jul 20262810 AMAQI
5th Jul 20262811 AMAQI
5th Jul 20262912 PMAQI
5th Jul 2026311 PMAQI
5th Jul 2026312 PMAQI
5th Jul 2026323 PMAQI
5th Jul 2026384 PMAQI
5th Jul 2026365 PMAQI
5th Jul 2026296 PMAQI
5th Jul 2026257 PMAQI
5th Jul 2026238 PMAQI
5th Jul 2026199 PMAQI
5th Jul 20262010 PMAQI
5th Jul 20262011 PMAQI
6th Jul 20262012 AMAQI
6th Jul 2026211 AMAQI
6th Jul 2026252 AMAQI
6th Jul 2026253 AMAQI
6th Jul 2026244 AMAQI
20°C16/26°C
6th Jul 2026205 AMAQI
6th Jul 2026216 AMAQI
6th Jul 2026277 AMAQI
6th Jul 2026288 AMAQI
6th Jul 2026299 AMAQI
6th Jul 20262910 AMAQI
6th Jul 20263011 AMAQI
6th Jul 20263012 PMAQI
6th Jul 2026321 PMAQI
6th Jul 2026312 PMAQI
6th Jul 2026303 PMAQI
6th Jul 2026314 PMAQI
6th Jul 2026305 PMAQI
6th Jul 2026296 PMAQI
6th Jul 2026297 PMAQI
6th Jul 2026298 PMAQI
6th Jul 2026279 PMAQI
6th Jul 20262510 PMAQI
6th Jul 20262411 PMAQI
7th Jul 20262412 AMAQI
7th Jul 2026251 AMAQI
7th Jul 2026292 AMAQI
7th Jul 2026273 AMAQI
7th Jul 2026274 AMAQI
18°C12/24°C
7th Jul 2026295 AMAQI
7th Jul 2026296 AMAQI
7th Jul 2026307 AMAQI
7th Jul 2026298 AMAQI
7th Jul 2026279 AMAQI
7th Jul 20262710 AMAQI
7th Jul 20262911 AMAQI
7th Jul 20263512 PMAQI
7th Jul 2026341 PMAQI
7th Jul 2026302 PMAQI
7th Jul 2026303 PMAQI
7th Jul 2026304 PMAQI
7th Jul 2026325 PMAQI
7th Jul 2026306 PMAQI
7th Jul 2026307 PMAQI
7th Jul 2026298 PMAQI
7th Jul 2026299 PMAQI
7th Jul 20262710 PMAQI
7th Jul 20262611 PMAQI
8th Jul 20262612 AMAQI
8th Jul 2026271 AMAQI
8th Jul 2026282 AMAQI
8th Jul 2026293 AMAQI
8th Jul 2026284 AMAQI
16°C12/24°C
8th Jul 2026265 AMAQI
8th Jul 2026236 AMAQI
8th Jul 2026217 AMAQI
8th Jul 2026218 AMAQI
8th Jul 2026249 AMAQI
8th Jul 20262610 AMAQI
8th Jul 20262911 AMAQI
8th Jul 20263012 PMAQI
8th Jul 2026301 PMAQI
8th Jul 2026312 PMAQI
8th Jul 2026303 PMAQI
8th Jul 2026304 PMAQI
8th Jul 2026295 PMAQI
8th Jul 2026296 PMAQI
8th Jul 2026297 PMAQI
8th Jul 2026278 PMAQI
8th Jul 2026259 PMAQI
8th Jul 20262510 PMAQI
8th Jul 20262411 PMAQI
9th Jul 20262312 AMAQI
9th Jul 2026231 AMAQI
9th Jul 2026272 AMAQI
9th Jul 2026293 AMAQI
9th Jul 2026284 AMAQI
18°C11/27°C
9th Jul 2026295 AMAQI
9th Jul 2026276 AMAQI
9th Jul 2026267 AMAQI
9th Jul 2026268 AMAQI
9th Jul 2026269 AMAQI
9th Jul 20263010 AMAQI
9th Jul 20262911 AMAQI
9th Jul 20262912 PMAQI
9th Jul 2026301 PMAQI
9th Jul 2026302 PMAQI
9th Jul 2026273 PMAQI
9th Jul 2026284 PMAQI
9th Jul 2026295 PMAQI
9th Jul 2026296 PMAQI
9th Jul 2026297 PMAQI
9th Jul 2026308 PMAQI
9th Jul 2026319 PMAQI
9th Jul 20263010 PMAQI
9th Jul 20262911 PMAQI
10th Jul 20262712 AMAQI
10th Jul 2026241 AMAQI
10th Jul 2026262 AMAQI
10th Jul 2026253 AMAQI
10th Jul 2026284 AMAQI
14°C10/19°C
10th Jul 2026305 AMAQI
10th Jul 2026316 AMAQI
10th Jul 2026337 AMAQI
10th Jul 2026348 AMAQI
10th Jul 2026369 AMAQI
10th Jul 20263510 AMAQI
10th Jul 20263411 AMAQI
10th Jul 20263512 PMAQI
10th Jul 2026331 PMAQI
10th Jul 2026332 PMAQI
10th Jul 2026323 PMAQI
10th Jul 2026324 PMAQI
10th Jul 2026325 PMAQI
10th Jul 2026346 PMAQI
10th Jul 2026347 PMAQI
10th Jul 2026348 PMAQI
10th Jul 2026359 PMAQI
10th Jul 20263210 PMAQI
10th Jul 20262811 PMAQI
11th Jul 20262712 AMAQI
11th Jul 2026261 AMAQI
11th Jul 2026252 AMAQI
11th Jul 2026253 AMAQI
11th Jul 2026294 AMAQI
18°C13/25°C
11th Jul 2026325 AMAQI
11th Jul 2026316 AMAQI
11th Jul 2026297 AMAQI
11th Jul 2026308 AMAQI
11th Jul 2026319 AMAQI
11th Jul 20263210 AMAQI
11th Jul 20263011 AMAQI
11th Jul 20263212 PMAQI
11th Jul 2026321 PMAQI
11th Jul 2026312 PMAQI
11th Jul 2026303 PMAQI
11th Jul 2026284 PMAQI
11th Jul 2026325 PMAQI
11th Jul 2026316 PMAQI
11th Jul 2026307 PMAQI
11th Jul 2026298 PMAQI
11th Jul 2026279 PMAQI
11th Jul 20262910 PMAQI
11th Jul 20262411 PMAQI
12th Jul 20262412 AMAQI
12th Jul 2026241 AMAQI
12th Jul 2026192 AMAQI
12th Jul 2026223 AMAQI
12th Jul 2026294 AMAQI
21°C15/28°C
12th Jul 2026305 AMAQI
12th Jul 2026306 AMAQI
12th Jul 2026297 AMAQI
12th Jul 2026318 AMAQI
12th Jul 2026329 AMAQI
12th Jul 20262910 AMAQI
12th Jul 20263011 AMAQI
12th Jul 20263212 PMAQI
12th Jul 2026281 PMAQI
12th Jul 2026292 PMAQI
12th Jul 2026303 PMAQI
12th Jul 2026294 PMAQI
12th Jul 2026285 PMAQI
12th Jul 2026296 PMAQI
12th Jul 2026297 PMAQI
12th Jul 2026298 PMAQI
12th Jul 2026299 PMAQI
12th Jul 20262910 PMAQI
12th Jul 20262711 PMAQI
13th Jul 20262412 AMAQI
13th Jul 2026231 AMAQI
13th Jul 2026232 AMAQI
13th Jul 2026243 AMAQI
13th Jul 2026284 AMAQI
19°C14/25°C
13th Jul 2026325 AMAQI
13th Jul 2026326 AMAQI
13th Jul 2026327 AMAQI
13th Jul 2026328 AMAQI
13th Jul 2026329 AMAQI
13th Jul 20263510 AMAQI
13th Jul 20263411 AMAQI
13th Jul 20263312 PMAQI
13th Jul 2026331 PMAQI
13th Jul 2026332 PMAQI
13th Jul 2026303 PMAQI
13th Jul 2026304 PMAQI
13th Jul 2026325 PMAQI
13th Jul 2026336 PMAQI
13th Jul 2026297 PMAQI
13th Jul 2026318 PMAQI
13th Jul 2026339 PMAQI
13th Jul 20262910 PMAQI
13th Jul 20262611 PMAQI
14th Jul 20262512 AMAQI
14th Jul 2026231 AMAQI
14th Jul 2026222 AMAQI
14th Jul 2026243 AMAQI
14th Jul 2026294 AMAQI
16°C12/24°C
14th Jul 2026325 AMAQI
14th Jul 2026306 AMAQI
14th Jul 2026327 AMAQI
14th Jul 2026338 AMAQI
14th Jul 2026339 AMAQI
14th Jul 20263310 AMAQI
14th Jul 20263311 AMAQI
14th Jul 20263412 PMAQI
14th Jul 2026331 PMAQI
14th Jul 2026352 PMAQI
14th Jul 2026333 PMAQI
14th Jul 2026324 PMAQI
14th Jul 2026315 PMAQI
14th Jul 2026336 PMAQI
14th Jul 2026547 PMAQI
14th Jul 2026608 PMAQI
14th Jul 2026609 PMAQI
14th Jul 20263910 PMAQI
14th Jul 20263611 PMAQI
15th Jul 20263012 AMAQI
15th Jul 2026211 AMAQI
15th Jul 2026392 AMAQI
15th Jul 2026523 AMAQI
15th Jul 2026474 AMAQI
15°C14/20°C
15th Jul 2026425 AMAQI
15th Jul 2026416 AMAQI
15th Jul 2026447 AMAQI
15th Jul 2026488 AMAQI
15th Jul 2026529 AMAQI
15th Jul 20265710 AMAQI
15th Jul 20265811 AMAQI
15th Jul 20265412 PMAQI
15th Jul 2026481 PMAQI
15th Jul 2026432 PMAQI
15th Jul 2026443 PMAQI
15th Jul 2026444 PMAQI
15th Jul 2026425 PMAQI
15th Jul 2026376 PMAQI
15th Jul 2026327 PMAQI
15th Jul 2026318 PMAQI
15th Jul 2026289 PMAQI
15th Jul 20262610 PMAQI
15th Jul 20262711 PMAQI
16th Jul 20262812 AMAQI
16th Jul 2026291 AMAQI
16th Jul 2026262 AMAQI
16th Jul 2026233 AMAQI
16th Jul 2026284 AMAQI
22°C13/31°C
16th Jul 2026255 AMAQI
16th Jul 2026226 AMAQI
16th Jul 2026237 AMAQI
16th Jul 2026248 AMAQI
16th Jul 2026259 AMAQI
16th Jul 20262910 AMAQI
16th Jul 20262811 AMAQI
16th Jul 20262412 PMAQI
16th Jul 2026251 PMAQI
16th Jul 2026262 PMAQI
16th Jul 2026273 PMAQI
16th Jul 2026264 PMAQI
16th Jul 2026275 PMAQI
16th Jul 2026266 PMAQI
16th Jul 2026267 PMAQI
16th Jul 2026228 PMAQI
16th Jul 2026239 PMAQI
16th Jul 20262410 PMAQI
16th Jul 20262011 PMAQI
17th Jul 20261812 AMAQI
17th Jul 2026191 AMAQI
17th Jul 2026202 AMAQI
17th Jul 2026283 AMAQI
17th Jul 2026324 AMAQI
21°C14/29°C
17th Jul 2026295 AMAQI
17th Jul 2026406 AMAQI
17th Jul 2026477 AMAQI
17th Jul 2026478 AMAQI
17th Jul 2026419 AMAQI
17th Jul 20263710 AMAQI
17th Jul 20263911 AMAQI
17th Jul 20264012 PMAQI
17th Jul 2026361 PMAQI
17th Jul 2026352 PMAQI
17th Jul 2026263 PMAQI
17th Jul 2026194 PMAQI
17th Jul 2026345 PMAQI
17th Jul 2026466 PMAQI
17th Jul 2026487 PMAQI
17th Jul 2026378 PMAQI
17th Jul 2026249 PMAQI
17th Jul 20263510 PMAQI
17th Jul 20264811 PMAQI
18th Jul 20265112 AMAQI
18th Jul 2026561 AMAQI
18th Jul 2026462 AMAQI
18th Jul 2026343 AMAQI
18th Jul 2026464 AMAQI
18°C11/26°C
18th Jul 2026495 AMAQI
18th Jul 2026476 AMAQI
18th Jul 2026477 AMAQI
18th Jul 2026438 AMAQI
18th Jul 2026489 AMAQI
18th Jul 20266310 AMAQI
18th Jul 20265611 AMAQI
18th Jul 20265412 PMAQI
18th Jul 2026571 PMAQI
18th Jul 2026542 PMAQI
18th Jul 2026433 PMAQI
18th Jul 2026504 PMAQI
18th Jul 2026585 PMAQI
18th Jul 2026486 PMAQI
18th Jul 2026407 PMAQI
18th Jul 2026358 PMAQI
18th Jul 2026379 PMAQI
18th Jul 20264210 PMAQI
18th Jul 20264511 PMAQI
19th Jul 20264412 AMAQI
19th Jul 2026471 AMAQI
19th Jul 2026472 AMAQI
19th Jul 2026503 AMAQI
19th Jul 2026534 AMAQI
16°C11/23°C
19th Jul 2026575 AMAQI
19th Jul 2026666 AMAQI
19th Jul 2026747 AMAQI
19th Jul 2026778 AMAQI
19th Jul 2026729 AMAQI
19th Jul 20267010 AMAQI
19th Jul 20266911 AMAQI
19th Jul 20266612 PMAQI
19th Jul 2026561 PMAQI
19th Jul 2026472 PMAQI
19th Jul 2026373 PMAQI
19th Jul 2026334 PMAQI
19th Jul 2026385 PMAQI
19th Jul 2026346 PMAQI
19th Jul 2026347 PMAQI
19th Jul 2026348 PMAQI
19th Jul 2026289 PMAQI
19th Jul 20262410 PMAQI
19th Jul 20262411 PMAQI
20th Jul 20262112 AMAQI
20th Jul 2026191 AMAQI
20th Jul 2026332 AMAQI
20th Jul 2026323 AMAQI
20th Jul 2026254 AMAQI
18°C14/23°C
20th Jul 2026255 AMAQI
20th Jul 2026246 AMAQI
20th Jul 2026227 AMAQI
20th Jul 2026248 AMAQI
20th Jul 2026289 AMAQI
20th Jul 20262710 AMAQI
20th Jul 20262611 AMAQI
20th Jul 20262612 PMAQI
20th Jul 2026201 PMAQI
20th Jul 2026202 PMAQI
20th Jul 2026233 PMAQI
20th Jul 2026354 PMAQI
20th Jul 2026325 PMAQI
20th Jul 2026356 PMAQI
20th Jul 2026357 PMAQI
20th Jul 2026388 PMAQI
20th Jul 2026419 PMAQI
20th Jul 20264110 PMAQI
20th Jul 20264311 PMAQI
21st Jul 20264612 AMAQI
21st Jul 2026421 AMAQI
21st Jul 2026452 AMAQI
21st Jul 2026453 AMAQI
21st Jul 2026464 AMAQI
18°C13/25°C
21st Jul 2026495 AMAQI
21st Jul 2026506 AMAQI
21st Jul 2026477 AMAQI
21st Jul 2026478 AMAQI
21st Jul 2026409 AMAQI
21st Jul 20263810 AMAQI
21st Jul 20263911 AMAQI
21st Jul 20263912 PMAQI
21st Jul 2026471 PMAQI
21st Jul 2026432 PMAQI
21st Jul 2026343 PMAQI
21st Jul 2026264 PMAQI
21st Jul 2026315 PMAQI
21st Jul 2026386 PMAQI
21st Jul 2026327 PMAQI
21st Jul 2026298 PMAQI
21st Jul 2026319 PMAQI
21st Jul 20262610 PMAQI
21st Jul 20262611 PMAQI
22nd Jul 20263312 AMAQI
22nd Jul 2026431 AMAQI
22nd Jul 2026412 AMAQI
22nd Jul 2026303 AMAQI
22nd Jul 2026274 AMAQI
17°C11/24°C
22nd Jul 2026285 AMAQI
22nd Jul 2026266 AMAQI
22nd Jul 2026247 AMAQI
22nd Jul 2026208 AMAQI
22nd Jul 2026259 AMAQI
22nd Jul 20262810 AMAQI
22nd Jul 20262711 AMAQI
22nd Jul 20262812 PMAQI
22nd Jul 2026361 PMAQI
22nd Jul 2026352 PMAQI
22nd Jul 2026383 PMAQI
22nd Jul 2026314 PMAQI
22nd Jul 2026215 PMAQI
22nd Jul 2026296 PMAQI
22nd Jul 2026287 PMAQI
22nd Jul 2026278 PMAQI
22nd Jul 2026299 PMAQI
22nd Jul 20262810 PMAQI
22nd Jul 20262611 PMAQI
23rd Jul 20262312 AMAQI
23rd Jul 2026211 AMAQI
23rd Jul 2026212 AMAQI
23rd Jul 2026233 AMAQI
23rd Jul 2026234 AMAQI
17°C15/19°C
23rd Jul 2026195 AMAQI
23rd Jul 2026196 AMAQI
23rd Jul 2026187 AMAQI
23rd Jul 2026118 AMAQI
23rd Jul 2026159 AMAQI
23rd Jul 20261910 AMAQI
23rd Jul 20261111 AMAQI
23rd Jul 20261812 PMAQI
23rd Jul 2026211 PMAQI
23rd Jul 2026162 PMAQI
23rd Jul 2026143 PMAQI
23rd Jul 2026154 PMAQI
23rd Jul 2026155 PMAQI
23rd Jul 2026136 PMAQI
23rd Jul 2026187 PMAQI
23rd Jul 2026258 PMAQI
23rd Jul 2026289 PMAQI
23rd Jul 20262510 PMAQI
23rd Jul 20262411 PMAQI
24th Jul 20262712 AMAQI
24th Jul 2026281 AMAQI
24th Jul 2026302 AMAQI
24th Jul 2026343 AMAQI
24th Jul 2026394 AMAQI
17°C14/21°C
24th Jul 2026355 AMAQI
24th Jul 2026336 AMAQI
24th Jul 2026387 AMAQI
24th Jul 2026368 AMAQI
24th Jul 2026329 AMAQI
24th Jul 20263010 AMAQI
24th Jul 20263611 AMAQI
24th Jul 20264312 PMAQI
24th Jul 2026381 PMAQI
24th Jul 2026342 PMAQI
24th Jul 2026333 PMAQI
24th Jul 2026364 PMAQI
24th Jul 2026405 PMAQI
24th Jul 2026366 PMAQI
24th Jul 2026317 PMAQI
24th Jul 2026318 PMAQI
24th Jul 2026359 PMAQI
24th Jul 20263910 PMAQI
24th Jul 20263511 PMAQI
25th Jul 20263612 AMAQI
25th Jul 2026391 AMAQI
25th Jul 2026382 AMAQI
25th Jul 2026383 AMAQI
25th Jul 2026414 AMAQI
15°C11/22°C
25th Jul 2026435 AMAQI
25th Jul 2026436 AMAQI
25th Jul 2026437 AMAQI
25th Jul 2026418 AMAQI
25th Jul 2026429 AMAQI
25th Jul 20263910 AMAQI
25th Jul 20263611 AMAQI
25th Jul 20263312 PMAQI
25th Jul 2026391 PMAQI
25th Jul 2026452 PMAQI
25th Jul 2026393 PMAQI
25th Jul 2026454 PMAQI
25th Jul 2026555 PMAQI
25th Jul 2026556 PMAQI
25th Jul 2026457 PMAQI
25th Jul 2026448 PMAQI
25th Jul 2026499 PMAQI
25th Jul 20264910 PMAQI
25th Jul 20264811 PMAQI
26th Jul 20264712 AMAQI
26th Jul 2026531 AMAQI
26th Jul 2026442 AMAQI
26th Jul 2026283 AMAQI
26th Jul 2026374 AMAQI
14°C10/21°C
26th Jul 2026365 AMAQI
26th Jul 2026356 AMAQI
26th Jul 2026367 AMAQI
26th Jul 2026368 AMAQI
26th Jul 2026409 AMAQI
26th Jul 20264110 AMAQI
26th Jul 20264211 AMAQI
26th Jul 20264412 PMAQI
26th Jul 2026421 PMAQI
26th Jul 2026342 PMAQI
26th Jul 2026293 PMAQI
26th Jul 2026304 PMAQI
26th Jul 2026375 PMAQI
26th Jul 2026336 PMAQI
26th Jul 2026417 PMAQI
26th Jul 2026508 PMAQI
26th Jul 2026499 PMAQI
26th Jul 20264510 PMAQI
26th Jul 20264211 PMAQI
27th Jul 20264412 AMAQI
27th Jul 2026391 AMAQI
27th Jul 2026342 AMAQI
27th Jul 2026343 AMAQI
27th Jul 2026374 AMAQI
17°C11/24°C
27th Jul 2026425 AMAQI
27th Jul 2026376 AMAQI
27th Jul 2026367 AMAQI
27th Jul 2026408 AMAQI
27th Jul 2026409 AMAQI
27th Jul 20264610 AMAQI
27th Jul 20264511 AMAQI
27th Jul 20264212 PMAQI
27th Jul 2026441 PMAQI
27th Jul 2026502 PMAQI
27th Jul 2026533 PMAQI
27th Jul 2026484 PMAQI
27th Jul 2026455 PMAQI
27th Jul 2026436 PMAQI
27th Jul 2026357 PMAQI
27th Jul 2026278 PMAQI
27th Jul 2026249 PMAQI
27th Jul 20262910 PMAQI
27th Jul 20263511 PMAQI
28th Jul 20263312 AMAQI
28th Jul 2026341 AMAQI
28th Jul 2026392 AMAQI
28th Jul 2026363 AMAQI
28th Jul 2026384 AMAQI
19°C12/28°C
28th Jul 2026425 AMAQI
28th Jul 2026436 AMAQI
28th Jul 2026437 AMAQI
28th Jul 2026418 AMAQI
28th Jul 2026439 AMAQI
28th Jul 20264510 AMAQI
28th Jul 20264311 AMAQI
28th Jul 20264112 PMAQI
28th Jul 2026411 PMAQI
28th Jul 2026342 PMAQI
28th Jul 2026363 PMAQI
28th Jul 2026394 PMAQI
28th Jul 2026375 PMAQI
28th Jul 2026346 PMAQI
28th Jul 2026307 PMAQI
28th Jul 2026308 PMAQI
28th Jul 2026339 PMAQI
28th Jul 20263810 PMAQI
28th Jul 20263911 PMAQI
29th Jul 20264012 AMAQI
29th Jul 2026451 AMAQI
29th Jul 2026472 AMAQI
29th Jul 2026423 AMAQI
29th Jul 2026464 AMAQI
17°C12/23°C
29th Jul 2026475 AMAQI
29th Jul 2026406 AMAQI
29th Jul 2026387 AMAQI
29th Jul 2026378 AMAQI
29th Jul 2026409 AMAQI
29th Jul 20263710 AMAQI
29th Jul 20263811 AMAQI
29th Jul 20263612 PMAQI
29th Jul 2026361 PMAQI
29th Jul 2026362 PMAQI
29th Jul 2026433 PMAQI
29th Jul 2026364 PMAQI
29th Jul 2026375 PMAQI
29th Jul 2026356 PMAQI
29th Jul 2026307 PMAQI
29th Jul 2026358 PMAQI
29th Jul 2026399 PMAQI
29th Jul 20264010 PMAQI
29th Jul 20264311 PMAQI
30th Jul 20264712 AMAQI
30th Jul 2026381 AMAQI
30th Jul 2026362 AMAQI
30th Jul 2026313 AMAQI
30th Jul 2026314 AMAQI
18°C13/25°C
30th Jul 2026315 AMAQI
5 AM30th Jul 2026366 AMAQI
30th Jul 2026377 AMAQI
30th Jul 2026428 AMAQI
30th Jul 2026459 AMAQI
30th Jul 20264410 AMAQI
30th Jul 20264211 AMAQI
30th Jul 20264212 PMAQI
30th Jul 2026451 PMAQI
1 PM30th Jul 2026322 PMAQI
30th Jul 2026323 PMAQI
30th Jul 2026314 PMAQI
30th Jul 2026325 PMAQI
30th Jul 2026396 PMAQI
30th Jul 2026387 PMAQI
30th Jul 2026368 PMAQI
30th Jul 2026309 PMAQI
9 PM30th Jul 20262510 PMAQI
30th Jul 20262511 PMAQI
1 AM
4 AM
18°C17/20°C
Day time
Avg. Highest Time
5 AM - 2 PM
35AQI
10 hours / Day
300 hours / Month
Avg. Lowest Time
3 PM - 4 PM
32AQI
2 hours / Day
60 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 5 AM to 2 PM (Avg. 35), while the lowest AQI was between 3 PM to 4 PM (Avg. 32).
Night time
Avg. Highest Time
4 AM
33AQI
1 hours / Day
30 hours / Month
Avg. Lowest Time
12 AM - 1 AM
31AQI
2 hours / Day
60 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 4 AM to 4 AM (Avg. 33), while the lowest AQI was between 12 AM to 1 AM (Avg. 31).
2026 Days Vs Air Quality
Saint John, New Brunswick, Canada
2026
97%
201
3%
7
Total number of days with different AQI categories in last 211 days in 2026 (154 days remaining)
Good
201 DaysModerate
7 DaysPoor
0 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 97%
Health Risk Level:
Very Low
In 2026, 97% of 211 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
Saint John, New Brunswick, 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
21AQI (US)
21AQI (US)
2nd January 2026
13AQI (US)
13AQI (US)
3rd January 2026
10AQI (US)
10AQI (US)
4th January 2026
17AQI (US)
17AQI (US)
5th January 2026
27AQI (US)
27AQI (US)
6th January 2026
50AQI (US)
50AQI (US)
7th January 2026
21AQI (US)
21AQI (US)
8th January 2026
15AQI (US)
15AQI (US)
9th January 2026
20AQI (US)
20AQI (US)
10th January 2026
17AQI (US)
17AQI (US)
11th January 2026
11AQI (US)
11AQI (US)
12th January 2026
11AQI (US)
11AQI (US)
13th January 2026
12AQI (US)
12AQI (US)
14th January 2026
45AQI (US)
45AQI (US)
15th January 2026
26AQI (US)
26AQI (US)
16th January 2026
29AQI (US)
29AQI (US)
17th January 2026
14AQI (US)
14AQI (US)
18th January 2026
26AQI (US)
26AQI (US)
19th January 2026
23AQI (US)
23AQI (US)
20th January 2026
15AQI (US)
15AQI (US)
21st January 2026
13AQI (US)
13AQI (US)
22nd January 2026
48AQI (US)
48AQI (US)
23rd January 2026
54AQI (US)
54AQI (US)
24th January 2026
47AQI (US)
47AQI (US)
25th January 2026
47AQI (US)
47AQI (US)
26th January 2026
48AQI (US)
48AQI (US)
27th January 2026
45AQI (US)
45AQI (US)
28th January 2026
46AQI (US)
46AQI (US)
29th January 2026
51AQI (US)
51AQI (US)
30th January 2026
50AQI (US)
50AQI (US)
31st January 2026
45AQI (US)
45AQI (US)
1st February 2026
47AQI (US)
47AQI (US)
2nd February 2026
49AQI (US)
49AQI (US)
3rd February 2026
50AQI (US)
50AQI (US)
4th February 2026
50AQI (US)
50AQI (US)
5th February 2026
48AQI (US)
48AQI (US)
6th February 2026
41AQI (US)
41AQI (US)
7th February 2026
38AQI (US)
38AQI (US)
8th February 2026
45AQI (US)
45AQI (US)
9th February 2026
46AQI (US)
46AQI (US)
10th February 2026
46AQI (US)
46AQI (US)
11th February 2026
45AQI (US)
45AQI (US)
12th February 2026
42AQI (US)
42AQI (US)
13th February 2026
50AQI (US)
50AQI (US)
14th February 2026
50AQI (US)
50AQI (US)
15th February 2026
41AQI (US)
41AQI (US)
16th February 2026
43AQI (US)
43AQI (US)
17th February 2026
45AQI (US)
45AQI (US)
18th February 2026
43AQI (US)
43AQI (US)
19th February 2026
40AQI (US)
40AQI (US)
20th February 2026
41AQI (US)
41AQI (US)
21st February 2026
36AQI (US)
36AQI (US)
22nd February 2026
35AQI (US)
35AQI (US)
23rd February 2026
39AQI (US)
39AQI (US)
24th February 2026
45AQI (US)
45AQI (US)
25th February 2026
42AQI (US)
42AQI (US)
26th February 2026
35AQI (US)
35AQI (US)
27th February 2026
35AQI (US)
35AQI (US)
28th February 2026
38AQI (US)
38AQI (US)
1st March 2026
40AQI (US)
40AQI (US)
2nd March 2026
53AQI (US)
53AQI (US)
3rd March 2026
47AQI (US)
47AQI (US)
4th March 2026
45AQI (US)
45AQI (US)
5th March 2026
42AQI (US)
42AQI (US)
6th March 2026
38AQI (US)
38AQI (US)
7th March 2026
39AQI (US)
39AQI (US)
8th March 2026
39AQI (US)
39AQI (US)
9th March 2026
40AQI (US)
40AQI (US)
10th March 2026
34AQI (US)
34AQI (US)
11th March 2026
44AQI (US)
44AQI (US)
12th March 2026
42AQI (US)
42AQI (US)
13th March 2026
40AQI (US)
40AQI (US)
14th March 2026
37AQI (US)
37AQI (US)
15th March 2026
36AQI (US)
36AQI (US)
16th March 2026
37AQI (US)
37AQI (US)
17th March 2026
34AQI (US)
34AQI (US)
18th March 2026
32AQI (US)
32AQI (US)
19th March 2026
32AQI (US)
32AQI (US)
20th March 2026
36AQI (US)
36AQI (US)
21st March 2026
36AQI (US)
36AQI (US)
22nd March 2026
36AQI (US)
36AQI (US)
23rd March 2026
41AQI (US)
41AQI (US)
24th March 2026
36AQI (US)
36AQI (US)
25th March 2026
33AQI (US)
33AQI (US)
26th March 2026
28AQI (US)
28AQI (US)
27th March 2026
29AQI (US)
29AQI (US)
28th March 2026
33AQI (US)
33AQI (US)
29th March 2026
30AQI (US)
30AQI (US)
30th March 2026
27AQI (US)
27AQI (US)
31st March 2026
25AQI (US)
25AQI (US)
1st April 2026
32AQI (US)
32AQI (US)
2nd April 2026
33AQI (US)
33AQI (US)
3rd April 2026
28AQI (US)
28AQI (US)
4th April 2026
32AQI (US)
32AQI (US)
5th April 2026
30AQI (US)
30AQI (US)
6th April 2026
28AQI (US)
28AQI (US)
7th April 2026
27AQI (US)
27AQI (US)
8th April 2026
31AQI (US)
31AQI (US)
9th April 2026
28AQI (US)
28AQI (US)
10th April 2026
30AQI (US)
30AQI (US)
11th April 2026
32AQI (US)
32AQI (US)
12th April 2026
28AQI (US)
28AQI (US)
13th April 2026
33AQI (US)
33AQI (US)
14th April 2026
33AQI (US)
33AQI (US)
15th April 2026
33AQI (US)
33AQI (US)
16th April 2026
30AQI (US)
30AQI (US)
17th April 2026
18th April 2026
32AQI (US)
32AQI (US)
19th April 2026
33AQI (US)
33AQI (US)
20th April 2026
29AQI (US)
29AQI (US)
21st April 2026
27AQI (US)
27AQI (US)
22nd April 2026
23rd April 2026
23AQI (US)
23AQI (US)
24th April 2026
27AQI (US)
27AQI (US)
25th April 2026
30AQI (US)
30AQI (US)
26th April 2026
32AQI (US)
32AQI (US)
27th April 2026
28AQI (US)
28AQI (US)
28th April 2026
24AQI (US)
24AQI (US)
29th April 2026
22AQI (US)
22AQI (US)
30th April 2026
26AQI (US)
26AQI (US)
1st May 2026
27AQI (US)
27AQI (US)
2nd May 2026
24AQI (US)
24AQI (US)
3rd May 2026
21AQI (US)
21AQI (US)
4th May 2026
29AQI (US)
29AQI (US)
5th May 2026
31AQI (US)
31AQI (US)
6th May 2026
30AQI (US)
30AQI (US)
7th May 2026
28AQI (US)
28AQI (US)
8th May 2026
28AQI (US)
28AQI (US)
9th May 2026
10th May 2026
32AQI (US)
32AQI (US)
11th May 2026
31AQI (US)
31AQI (US)
12th May 2026
27AQI (US)
27AQI (US)
13th May 2026
28AQI (US)
28AQI (US)
14th May 2026
23AQI (US)
23AQI (US)
15th May 2026
44AQI (US)
44AQI (US)
16th May 2026
51AQI (US)
51AQI (US)
17th May 2026
55AQI (US)
55AQI (US)
18th May 2026
56AQI (US)
56AQI (US)
19th May 2026
54AQI (US)
54AQI (US)
20th May 2026
49AQI (US)
49AQI (US)
21st May 2026
44AQI (US)
44AQI (US)
22nd May 2026
42AQI (US)
42AQI (US)
23rd May 2026
50AQI (US)
50AQI (US)
24th May 2026
47AQI (US)
47AQI (US)
25th May 2026
45AQI (US)
45AQI (US)
26th May 2026
34AQI (US)
34AQI (US)
27th May 2026
28AQI (US)
28AQI (US)
28th May 2026
20AQI (US)
20AQI (US)
29th May 2026
18AQI (US)
18AQI (US)
30th May 2026
25AQI (US)
25AQI (US)
31st May 2026
27AQI (US)
27AQI (US)
1st June 2026
28AQI (US)
28AQI (US)
2nd June 2026
27AQI (US)
27AQI (US)
3rd June 2026
25AQI (US)
25AQI (US)
4th June 2026
25AQI (US)
25AQI (US)
5th June 2026
28AQI (US)
28AQI (US)
6th June 2026
26AQI (US)
26AQI (US)
7th June 2026
23AQI (US)
23AQI (US)
8th June 2026
21AQI (US)
21AQI (US)
9th June 2026
25AQI (US)
25AQI (US)
10th June 2026
27AQI (US)
27AQI (US)
11th June 2026
29AQI (US)
29AQI (US)
12th June 2026
26AQI (US)
26AQI (US)
13th June 2026
24AQI (US)
24AQI (US)
14th June 2026
24AQI (US)
24AQI (US)
15th June 2026
26AQI (US)
26AQI (US)
16th June 2026
26AQI (US)
26AQI (US)
17th June 2026
29AQI (US)
29AQI (US)
18th June 2026
26AQI (US)
26AQI (US)
19th June 2026
23AQI (US)
23AQI (US)
20th June 2026
23AQI (US)
23AQI (US)
21st June 2026
20AQI (US)
20AQI (US)
22nd June 2026
23AQI (US)
23AQI (US)
23rd June 2026
22AQI (US)
22AQI (US)
24th June 2026
22AQI (US)
22AQI (US)
25th June 2026
25AQI (US)
25AQI (US)
26th June 2026
27AQI (US)
27AQI (US)
27th June 2026
29AQI (US)
29AQI (US)
28th June 2026
28AQI (US)
28AQI (US)
29th June 2026
25AQI (US)
25AQI (US)
30th June 2026
28AQI (US)
28AQI (US)
1st July 2026
26AQI (US)
26AQI (US)
2nd July 2026
27AQI (US)
27AQI (US)
3rd July 2026
34AQI (US)
34AQI (US)
4th July 2026
27AQI (US)
27AQI (US)
5th July 2026
27AQI (US)
27AQI (US)
6th July 2026
27AQI (US)
27AQI (US)
7th July 2026
29AQI (US)
29AQI (US)
8th July 2026
27AQI (US)
27AQI (US)
9th July 2026
28AQI (US)
28AQI (US)
10th July 2026
31AQI (US)
31AQI (US)
11th July 2026
29AQI (US)
29AQI (US)
12th July 2026
28AQI (US)
28AQI (US)
13th July 2026
30AQI (US)
30AQI (US)
14th July 2026
34AQI (US)
34AQI (US)
15th July 2026
41AQI (US)
41AQI (US)
16th July 2026
25AQI (US)
25AQI (US)
17th July 2026
35AQI (US)
35AQI (US)
18th July 2026
48AQI (US)
48AQI (US)
19th July 2026
49AQI (US)
49AQI (US)
20th July 2026
29AQI (US)
29AQI (US)
21st July 2026
39AQI (US)
39AQI (US)
22nd July 2026
30AQI (US)
30AQI (US)
23rd July 2026
19AQI (US)
19AQI (US)
24th July 2026
35AQI (US)
35AQI (US)
25th July 2026
43AQI (US)
43AQI (US)
26th July 2026
40AQI (US)
40AQI (US)
27th July 2026
39AQI (US)
39AQI (US)
28th July 2026
38AQI (US)
38AQI (US)
29th July 2026
39AQI (US)
39AQI (US)
30th July 2026
36AQI (US)
36AQI (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
30AQI (US)
43AQI (US)
37AQI (US)
29AQI (US)
35AQI (US)
25AQI (US)
33AQI (US)
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202633AQI (US)
29
2
28
30
1
28
26
4
30
30
201
7
Highest AQI (US) recorded in
February43AQI (US)
Lowest AQI (US) recorded in
June25AQI (US)
202525AQI (US)
31
28
31
30
31
28
2
27
4
29
2
30
31
30
31
357
8
Highest AQI (US) recorded in
June32AQI (US)
Lowest AQI (US) recorded in
April16AQI (US)
202426AQI (US)
31
29
31
30
31
28
1
31
30
1
30
31
30
31
363
2
Highest AQI (US) recorded in
February30AQI (US)
Lowest AQI (US) recorded in
November17AQI (US)
202330AQI (US)
31
28
31
30
31
26
4
31
30
1
27
3
30
1
29
31
355
9
Highest AQI (US) recorded in
March34AQI (US)
Lowest AQI (US) recorded in
November26AQI (US)
202229AQI (US)
30
20
1
31
30
31
30
22
2
2
28
1
31
30
29
2
314
6
Highest AQI (US) recorded in
February33AQI (US)
Lowest AQI (US) recorded in
October25AQI (US)
202128AQI (US)
30
28
29
2
29
1
29
2
27
3
30
1
31
30
31
30
31
355
9
Highest AQI (US) recorded in
March33AQI (US)
Lowest AQI (US) recorded in
October20AQI (US)
202024AQI (US)
13
21
18
30
31
31
30
31
29
31
265
Highest AQI (US) recorded in
March32AQI (US)
Lowest AQI (US) recorded in
September19AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Most Polluted Year Recorded
2026(Avg.)
33AQI (US)Least Polluted Year Recorded
2020(Avg.)
24AQI (US)Saint John's annual 2026 AQI (US) (33) shows an average percentage change of 23.01% (worsened AQI (US)) compared to previous years: 2020 (24), 2021 (28), 2022 (29), 2023 (30), 2024 (26), 2025 (25).
