Kingston, Loyalist, 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
Kingston, Loyalist, Ontario, Canada
2022
2023
2024
2025
2026
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
4th Aug 2025
91AQILowest AQI recorded on
19th Aug 2024
15AQISame Day Analysis (4th August):
On this day, AQI across the 5 years varied significantly: 2026 ranks 4th highest AQI at 26 of Good air quality, showing improvement over 2025, 2024 and 2023 on the same day.
Day & Night AQI Trend: 3rd Aug - 4th Aug 2026
Kingston, Loyalist, Ontario, Canada
AQI
Day
Night
.
5 AM3rd Aug 2026
8 PM
4 AM4th Aug 2026
Day time
Avg. Highest Time
7AM3rd Aug
24AQI
Avg. Lowest Time
5PM3rd Aug
16AQI
Night time
Avg. Highest Time
1AM4th Aug
38AQI
Avg. Lowest Time
9PM3rd Aug
22AQI
In the last 24 hours,
Kingston's AQI reached its highest point of 38 at 1 AM during the Night, while the lowest point, 16, was recorded at 5 PM during the Day between 3rd Aug and 4th Aug 2026.
Day & Night AQI Trend : Jul - Aug 2026
Kingston, Loyalist, Ontario, Canada
JulAug
06th - 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 - 04th04th
Day
Night
6th Jul 2026205 AMAQI
6th Jul 2026226 AMAQI
6th Jul 2026307 AMAQI
6th Jul 2026288 AMAQI
6th Jul 2026289 AMAQI
6th Jul 20263010 AMAQI
6th Jul 20263111 AMAQI
6th Jul 20263112 PMAQI
6th Jul 2026321 PMAQI
6th Jul 2026312 PMAQI
6th Jul 2026313 PMAQI
6th Jul 2026314 PMAQI
6th Jul 2026335 PMAQI
6th Jul 2026426 PMAQI
6th Jul 2026317 PMAQI
6th Jul 2026258 PMAQI
6th Jul 2026269 PMAQI
6th Jul 20262410 PMAQI
6th Jul 20262411 PMAQI
7th Jul 20262512 AMAQI
7th Jul 2026261 AMAQI
7th Jul 2026302 AMAQI
7th Jul 2026423 AMAQI
7th Jul 2026444 AMAQI
23°C17/29°C
7th Jul 2026305 AMAQI
7th Jul 2026296 AMAQI
7th Jul 2026287 AMAQI
7th Jul 2026318 AMAQI
7th Jul 2026289 AMAQI
7th Jul 20262710 AMAQI
7th Jul 20263211 AMAQI
7th Jul 20263412 PMAQI
7th Jul 2026331 PMAQI
7th Jul 2026292 PMAQI
7th Jul 2026293 PMAQI
7th Jul 2026324 PMAQI
7th Jul 2026305 PMAQI
7th Jul 2026326 PMAQI
7th Jul 2026307 PMAQI
7th Jul 2026268 PMAQI
7th Jul 2026269 PMAQI
7th Jul 20262810 PMAQI
7th Jul 20262711 PMAQI
8th Jul 20262612 AMAQI
8th Jul 2026241 AMAQI
8th Jul 2026322 AMAQI
8th Jul 2026283 AMAQI
8th Jul 2026264 AMAQI
23°C18/29°C
8th Jul 2026265 AMAQI
8th Jul 2026206 AMAQI
8th Jul 2026217 AMAQI
8th Jul 2026238 AMAQI
8th Jul 2026269 AMAQI
8th Jul 20262610 AMAQI
8th Jul 20263011 AMAQI
8th Jul 20263212 PMAQI
8th Jul 2026281 PMAQI
8th Jul 2026382 PMAQI
8th Jul 2026303 PMAQI
8th Jul 2026364 PMAQI
8th Jul 2026305 PMAQI
8th Jul 2026386 PMAQI
8th Jul 2026287 PMAQI
8th Jul 2026408 PMAQI
8th Jul 2026249 PMAQI
8th Jul 20262410 PMAQI
8th Jul 20264611 PMAQI
9th Jul 20264812 AMAQI
9th Jul 2026481 AMAQI
9th Jul 2026582 AMAQI
9th Jul 2026533 AMAQI
9th Jul 2026424 AMAQI
23°C19/28°C
9th Jul 2026425 AMAQI
9th Jul 2026646 AMAQI
9th Jul 2026277 AMAQI
9th Jul 2026488 AMAQI
9th Jul 2026289 AMAQI
9th Jul 20263010 AMAQI
9th Jul 20262811 AMAQI
9th Jul 20263212 PMAQI
9th Jul 2026301 PMAQI
9th Jul 2026312 PMAQI
9th Jul 2026243 PMAQI
9th Jul 2026304 PMAQI
9th Jul 2026295 PMAQI
9th Jul 2026316 PMAQI
9th Jul 2026307 PMAQI
9th Jul 2026298 PMAQI
9th Jul 2026329 PMAQI
9th Jul 20263010 PMAQI
9th Jul 20262911 PMAQI
10th Jul 20262512 AMAQI
10th Jul 2026241 AMAQI
10th Jul 2026242 AMAQI
10th Jul 2026273 AMAQI
10th Jul 2026324 AMAQI
22°C18/28°C
10th Jul 2026325 AMAQI
10th Jul 2026326 AMAQI
10th Jul 2026337 AMAQI
10th Jul 2026308 AMAQI
10th Jul 2026369 AMAQI
10th Jul 20263810 AMAQI
10th Jul 20263411 AMAQI
10th Jul 20263512 PMAQI
10th Jul 2026341 PMAQI
10th Jul 2026352 PMAQI
10th Jul 2026323 PMAQI
10th Jul 2026334 PMAQI
10th Jul 2026365 PMAQI
10th Jul 2026326 PMAQI
10th Jul 2026347 PMAQI
10th Jul 2026378 PMAQI
10th Jul 2026369 PMAQI
10th Jul 20263210 PMAQI
10th Jul 20262811 PMAQI
11th Jul 20262612 AMAQI
11th Jul 2026261 AMAQI
11th Jul 2026262 AMAQI
11th Jul 2026283 AMAQI
11th Jul 2026344 AMAQI
23°C18/30°C
11th Jul 2026345 AMAQI
11th Jul 2026326 AMAQI
11th Jul 2026287 AMAQI
11th Jul 2026328 AMAQI
11th Jul 2026329 AMAQI
11th Jul 20263110 AMAQI
11th Jul 20263411 AMAQI
11th Jul 20263512 PMAQI
11th Jul 2026331 PMAQI
11th Jul 2026342 PMAQI
11th Jul 2026303 PMAQI
11th Jul 2026304 PMAQI
11th Jul 2026325 PMAQI
11th Jul 2026316 PMAQI
11th Jul 2026327 PMAQI
11th Jul 2026338 PMAQI
11th Jul 2026329 PMAQI
11th Jul 20263010 PMAQI
11th Jul 20262711 PMAQI
12th Jul 20263412 AMAQI
12th Jul 2026401 AMAQI
12th Jul 2026402 AMAQI
12th Jul 2026463 AMAQI
12th Jul 2026514 AMAQI
23°C17/29°C
12th Jul 2026645 AMAQI
12th Jul 2026906 AMAQI
12th Jul 2026837 AMAQI
12th Jul 2026958 AMAQI
12th Jul 2026969 AMAQI
12th Jul 20268810 AMAQI
12th Jul 20266411 AMAQI
12th Jul 20264712 PMAQI
12th Jul 2026621 PMAQI
12th Jul 2026592 PMAQI
12th Jul 2026533 PMAQI
12th Jul 2026424 PMAQI
12th Jul 2026325 PMAQI
12th Jul 2026326 PMAQI
12th Jul 2026317 PMAQI
12th Jul 2026308 PMAQI
12th Jul 2026319 PMAQI
12th Jul 20263210 PMAQI
12th Jul 20263311 PMAQI
13th Jul 20263112 AMAQI
13th Jul 2026291 AMAQI
13th Jul 2026242 AMAQI
13th Jul 2026283 AMAQI
13th Jul 2026334 AMAQI
21°C13/28°C
13th Jul 2026335 AMAQI
13th Jul 2026366 AMAQI
13th Jul 2026387 AMAQI
13th Jul 2026428 AMAQI
13th Jul 2026389 AMAQI
13th Jul 20263610 AMAQI
13th Jul 20263411 AMAQI
13th Jul 20263612 PMAQI
13th Jul 2026351 PMAQI
13th Jul 2026322 PMAQI
13th Jul 2026303 PMAQI
13th Jul 2026344 PMAQI
13th Jul 2026305 PMAQI
13th Jul 2026326 PMAQI
13th Jul 2026327 PMAQI
13th Jul 2026328 PMAQI
13th Jul 2026369 PMAQI
13th Jul 20263610 PMAQI
13th Jul 20263311 PMAQI
14th Jul 20264012 AMAQI
14th Jul 2026421 AMAQI
14th Jul 2026422 AMAQI
14th Jul 2026443 AMAQI
14th Jul 2026404 AMAQI
22°C16/28°C
14th Jul 2026445 AMAQI
14th Jul 2026426 AMAQI
14th Jul 2026427 AMAQI
14th Jul 2026508 AMAQI
14th Jul 2026499 AMAQI
14th Jul 20264710 AMAQI
14th Jul 20265011 AMAQI
14th Jul 20263612 PMAQI
14th Jul 2026361 PMAQI
14th Jul 2026342 PMAQI
14th Jul 2026303 PMAQI
14th Jul 2026324 PMAQI
14th Jul 2026275 PMAQI
14th Jul 2026326 PMAQI
14th Jul 2026347 PMAQI
14th Jul 2026328 PMAQI
14th Jul 2026359 PMAQI
14th Jul 20263510 PMAQI
14th Jul 20265011 PMAQI
15th Jul 20266412 AMAQI
15th Jul 2026691 AMAQI
15th Jul 2026622 AMAQI
15th Jul 2026583 AMAQI
15th Jul 2026664 AMAQI
26°C20/33°C
15th Jul 2026675 AMAQI
15th Jul 2026466 AMAQI
15th Jul 2026447 AMAQI
15th Jul 2026468 AMAQI
15th Jul 2026639 AMAQI
15th Jul 20268010 AMAQI
15th Jul 20268211 AMAQI
15th Jul 20267412 PMAQI
15th Jul 2026751 PMAQI
15th Jul 2026682 PMAQI
15th Jul 2026683 PMAQI
15th Jul 20261164 PMAQI
15th Jul 2026685 PMAQI
15th Jul 2026696 PMAQI
15th Jul 2026787 PMAQI
15th Jul 2026748 PMAQI
15th Jul 2026739 PMAQI
15th Jul 20266910 PMAQI
15th Jul 20267011 PMAQI
16th Jul 20267012 AMAQI
16th Jul 2026681 AMAQI
16th Jul 2026732 AMAQI
16th Jul 2026703 AMAQI
16th Jul 2026734 AMAQI
24°C20/29°C
16th Jul 2026725 AMAQI
16th Jul 2026826 AMAQI
16th Jul 2026807 AMAQI
16th Jul 2026748 AMAQI
16th Jul 2026709 AMAQI
16th Jul 20267810 AMAQI
16th Jul 20269211 AMAQI
16th Jul 20268812 PMAQI
16th Jul 2026881 PMAQI
16th Jul 2026872 PMAQI
16th Jul 2026883 PMAQI
16th Jul 2026854 PMAQI
16th Jul 2026835 PMAQI
16th Jul 2026836 PMAQI
16th Jul 2026787 PMAQI
16th Jul 2026698 PMAQI
16th Jul 2026429 PMAQI
16th Jul 20262910 PMAQI
16th Jul 20262811 PMAQI
17th Jul 20262512 AMAQI
17th Jul 2026281 AMAQI
17th Jul 2026242 AMAQI
17th Jul 2026183 AMAQI
17th Jul 2026204 AMAQI
23°C17/30°C
17th Jul 2026225 AMAQI
17th Jul 2026196 AMAQI
17th Jul 2026227 AMAQI
17th Jul 2026228 AMAQI
17th Jul 2026239 AMAQI
17th Jul 20262410 AMAQI
17th Jul 20262411 AMAQI
17th Jul 20262512 PMAQI
17th Jul 2026281 PMAQI
17th Jul 2026272 PMAQI
17th Jul 2026213 PMAQI
17th Jul 2026214 PMAQI
17th Jul 2026225 PMAQI
17th Jul 2026196 PMAQI
17th Jul 2026207 PMAQI
17th Jul 2026218 PMAQI
17th Jul 2026189 PMAQI
17th Jul 20262810 PMAQI
17th Jul 20262011 PMAQI
18th Jul 20261812 AMAQI
18th Jul 2026181 AMAQI
18th Jul 2026182 AMAQI
18th Jul 2026183 AMAQI
18th Jul 2026214 AMAQI
19°C13/25°C
18th Jul 2026205 AMAQI
18th Jul 2026176 AMAQI
18th Jul 2026227 AMAQI
18th Jul 2026278 AMAQI
18th Jul 2026259 AMAQI
18th Jul 20262910 AMAQI
18th Jul 20263811 AMAQI
18th Jul 20264012 PMAQI
18th Jul 2026561 PMAQI
18th Jul 2026702 PMAQI
18th Jul 2026743 PMAQI
18th Jul 2026654 PMAQI
18th Jul 2026625 PMAQI
18th Jul 2026586 PMAQI
18th Jul 2026527 PMAQI
18th Jul 2026208 PMAQI
18th Jul 2026179 PMAQI
18th Jul 20262110 PMAQI
18th Jul 20262211 PMAQI
19th Jul 20263112 AMAQI
19th Jul 2026531 AMAQI
19th Jul 2026562 AMAQI
19th Jul 2026533 AMAQI
19th Jul 2026584 AMAQI
20°C17/23°C
19th Jul 2026675 AMAQI
19th Jul 2026716 AMAQI
19th Jul 2026587 AMAQI
19th Jul 2026388 AMAQI
19th Jul 2026279 AMAQI
19th Jul 20263810 AMAQI
19th Jul 20262411 AMAQI
19th Jul 20262412 PMAQI
19th Jul 2026261 PMAQI
19th Jul 2026242 PMAQI
19th Jul 2026383 PMAQI
19th Jul 2026264 PMAQI
19th Jul 2026245 PMAQI
19th Jul 2026386 PMAQI
19th Jul 2026247 PMAQI
19th Jul 2026268 PMAQI
19th Jul 2026289 PMAQI
19th Jul 20262410 PMAQI
19th Jul 20262311 PMAQI
20th Jul 20262012 AMAQI
20th Jul 2026181 AMAQI
20th Jul 2026202 AMAQI
20th Jul 2026233 AMAQI
20th Jul 2026264 AMAQI
18°C13/24°C
20th Jul 2026225 AMAQI
20th Jul 2026246 AMAQI
20th Jul 2026697 AMAQI
20th Jul 2026268 AMAQI
20th Jul 2026309 AMAQI
20th Jul 20262410 AMAQI
20th Jul 20262611 AMAQI
20th Jul 20262212 PMAQI
20th Jul 2026361 PMAQI
20th Jul 2026202 PMAQI
20th Jul 2026363 PMAQI
20th Jul 2026224 PMAQI
20th Jul 2026225 PMAQI
20th Jul 2026216 PMAQI
20th Jul 2026267 PMAQI
20th Jul 2026268 PMAQI
20th Jul 2026389 PMAQI
20th Jul 20263310 PMAQI
21st Jul 20263612 AMAQI
21st Jul 2026341 AMAQI
21st Jul 2026242 AMAQI
21st Jul 2026343 AMAQI
21st Jul 2026214 AMAQI
19°C13/26°C
21st Jul 2026525 AMAQI
21st Jul 2026426 AMAQI
21st Jul 2026547 AMAQI
21st Jul 2026548 AMAQI
21st Jul 2026629 AMAQI
21st Jul 20266510 AMAQI
21st Jul 20266211 AMAQI
21st Jul 20266412 PMAQI
21st Jul 2026661 PMAQI
21st Jul 2026722 PMAQI
21st Jul 2026743 PMAQI
21st Jul 2026714 PMAQI
21st Jul 2026565 PMAQI
21st Jul 2026536 PMAQI
21st Jul 2026527 PMAQI
21st Jul 2026528 PMAQI
21st Jul 2026389 PMAQI
21st Jul 20262310 PMAQI
21st Jul 20262211 PMAQI
22nd Jul 20261812 AMAQI
22nd Jul 2026181 AMAQI
22nd Jul 2026182 AMAQI
22nd Jul 2026143 AMAQI
22nd Jul 2026244 AMAQI
22°C17/27°C
22nd Jul 2026245 AMAQI
22nd Jul 2026256 AMAQI
22nd Jul 2026287 AMAQI
22nd Jul 2026248 AMAQI
22nd Jul 2026259 AMAQI
22nd Jul 20262610 AMAQI
22nd Jul 20262511 AMAQI
22nd Jul 20262212 PMAQI
22nd Jul 2026241 PMAQI
22nd Jul 2026202 PMAQI
22nd Jul 2026223 PMAQI
22nd Jul 2026204 PMAQI
22nd Jul 2026225 PMAQI
22nd Jul 2026196 PMAQI
22nd Jul 2026267 PMAQI
22nd Jul 2026268 PMAQI
22nd Jul 2026249 PMAQI
22nd Jul 20262010 PMAQI
22nd Jul 20261811 PMAQI
23rd Jul 20261812 AMAQI
23rd Jul 2026221 AMAQI
23rd Jul 2026192 AMAQI
23rd Jul 2026203 AMAQI
23rd Jul 2026194 AMAQI
18°C15/20°C
23rd Jul 2026225 AMAQI
23rd Jul 2026226 AMAQI
23rd Jul 2026187 AMAQI
23rd Jul 2026268 AMAQI
23rd Jul 2026229 AMAQI
23rd Jul 20262710 AMAQI
23rd Jul 20262611 AMAQI
23rd Jul 20262412 PMAQI
23rd Jul 2026221 PMAQI
23rd Jul 2026212 PMAQI
23rd Jul 2026193 PMAQI
23rd Jul 2026264 PMAQI
23rd Jul 2026255 PMAQI
23rd Jul 2026296 PMAQI
23rd Jul 2026257 PMAQI
23rd Jul 2026248 PMAQI
23rd Jul 2026259 PMAQI
23rd Jul 20262410 PMAQI
23rd Jul 20262511 PMAQI
24th Jul 20262512 AMAQI
24th Jul 2026221 AMAQI
24th Jul 2026252 AMAQI
24th Jul 2026233 AMAQI
24th Jul 2026254 AMAQI
18°C13/25°C
24th Jul 2026265 AMAQI
24th Jul 2026256 AMAQI
24th Jul 2026267 AMAQI
24th Jul 2026488 AMAQI
24th Jul 2026629 AMAQI
24th Jul 20264410 AMAQI
24th Jul 20262511 AMAQI
24th Jul 20263312 PMAQI
24th Jul 2026461 PMAQI
24th Jul 2026362 PMAQI
24th Jul 2026273 PMAQI
24th Jul 2026264 PMAQI
24th Jul 2026255 PMAQI
24th Jul 2026316 PMAQI
24th Jul 2026297 PMAQI
24th Jul 2026298 PMAQI
24th Jul 2026299 PMAQI
24th Jul 20262510 PMAQI
24th Jul 20262111 PMAQI
25th Jul 20263012 AMAQI
25th Jul 2026251 AMAQI
25th Jul 2026422 AMAQI
25th Jul 2026253 AMAQI
25th Jul 2026214 AMAQI
19°C15/26°C
25th Jul 2026235 AMAQI
25th Jul 2026216 AMAQI
25th Jul 2026217 AMAQI
25th Jul 2026238 AMAQI
25th Jul 2026219 AMAQI
25th Jul 20262110 AMAQI
25th Jul 20262111 AMAQI
25th Jul 20262112 PMAQI
25th Jul 2026211 PMAQI
25th Jul 2026212 PMAQI
25th Jul 2026233 PMAQI
25th Jul 2026274 PMAQI
25th Jul 2026255 PMAQI
25th Jul 2026216 PMAQI
25th Jul 2026217 PMAQI
25th Jul 2026228 PMAQI
25th Jul 2026239 PMAQI
25th Jul 20262110 PMAQI
25th Jul 20262111 PMAQI
26th Jul 20262112 AMAQI
26th Jul 2026211 AMAQI
26th Jul 2026212 AMAQI
26th Jul 2026253 AMAQI
26th Jul 2026214 AMAQI
21°C14/28°C
26th Jul 2026255 AMAQI
26th Jul 2026256 AMAQI
26th Jul 2026257 AMAQI
26th Jul 2026258 AMAQI
26th Jul 2026279 AMAQI
26th Jul 20262710 AMAQI
26th Jul 20262511 AMAQI
26th Jul 20262512 PMAQI
26th Jul 2026251 PMAQI
26th Jul 2026272 PMAQI
26th Jul 2026273 PMAQI
26th Jul 2026254 PMAQI
26th Jul 2026275 PMAQI
26th Jul 2026296 PMAQI
26th Jul 2026297 PMAQI
26th Jul 2026298 PMAQI
26th Jul 2026279 PMAQI
26th Jul 20262710 PMAQI
26th Jul 20262711 PMAQI
27th Jul 20262912 AMAQI
27th Jul 2026291 AMAQI
27th Jul 2026292 AMAQI
27th Jul 2026293 AMAQI
27th Jul 2026294 AMAQI
21°C15/27°C
27th Jul 2026295 AMAQI
27th Jul 2026276 AMAQI
27th Jul 2026387 AMAQI
27th Jul 2026278 AMAQI
27th Jul 2026299 AMAQI
27th Jul 20264010 AMAQI
27th Jul 20262911 AMAQI
27th Jul 20262712 PMAQI
27th Jul 2026271 PMAQI
27th Jul 2026292 PMAQI
27th Jul 2026253 PMAQI
27th Jul 2026294 PMAQI
27th Jul 2026385 PMAQI
27th Jul 2026406 PMAQI
27th Jul 2026427 PMAQI
27th Jul 2026338 PMAQI
27th Jul 2026409 PMAQI
27th Jul 20264010 PMAQI
27th Jul 20264011 PMAQI
28th Jul 20264012 AMAQI
28th Jul 2026401 AMAQI
28th Jul 2026462 AMAQI
28th Jul 2026443 AMAQI
28th Jul 2026484 AMAQI
22°C17/27°C
28th Jul 2026525 AMAQI
28th Jul 2026506 AMAQI
28th Jul 2026427 AMAQI
28th Jul 2026428 AMAQI
28th Jul 2026409 AMAQI
28th Jul 20264010 AMAQI
28th Jul 20263611 AMAQI
28th Jul 20263112 PMAQI
28th Jul 2026401 PMAQI
28th Jul 2026442 PMAQI
28th Jul 2026423 PMAQI
28th Jul 2026444 PMAQI
28th Jul 2026445 PMAQI
28th Jul 2026336 PMAQI
28th Jul 2026387 PMAQI
28th Jul 2026428 PMAQI
28th Jul 2026409 PMAQI
28th Jul 20264210 PMAQI
28th Jul 20263111 PMAQI
29th Jul 20262712 AMAQI
29th Jul 2026291 AMAQI
29th Jul 2026252 AMAQI
29th Jul 2026253 AMAQI
29th Jul 2026234 AMAQI
21°C19/25°C
29th Jul 2026245 AMAQI
29th Jul 2026256 AMAQI
29th Jul 2026267 AMAQI
29th Jul 2026228 AMAQI
29th Jul 2026229 AMAQI
29th Jul 20262110 AMAQI
29th Jul 20262111 AMAQI
29th Jul 20262312 PMAQI
29th Jul 2026221 PMAQI
29th Jul 2026222 PMAQI
29th Jul 2026213 PMAQI
29th Jul 2026244 PMAQI
29th Jul 2026215 PMAQI
29th Jul 2026236 PMAQI
29th Jul 2026227 PMAQI
29th Jul 2026228 PMAQI
29th Jul 2026229 PMAQI
29th Jul 20263310 PMAQI
29th Jul 20262911 PMAQI
30th Jul 20263112 AMAQI
30th Jul 2026401 AMAQI
30th Jul 2026332 AMAQI
30th Jul 2026383 AMAQI
30th Jul 2026344 AMAQI
20°C18/23°C
30th Jul 2026365 AMAQI
30th Jul 2026336 AMAQI
30th Jul 2026297 AMAQI
30th Jul 2026328 AMAQI
30th Jul 2026329 AMAQI
30th Jul 20262710 AMAQI
30th Jul 20262511 AMAQI
30th Jul 20262312 PMAQI
30th Jul 2026231 PMAQI
30th Jul 2026212 PMAQI
30th Jul 2026273 PMAQI
30th Jul 2026254 PMAQI
30th Jul 2026215 PMAQI
30th Jul 2026226 PMAQI
30th Jul 2026227 PMAQI
30th Jul 2026218 PMAQI
30th Jul 2026229 PMAQI
30th Jul 20262110 PMAQI
30th Jul 20262311 PMAQI
31st Jul 20262312 AMAQI
31st Jul 2026251 AMAQI
31st Jul 2026252 AMAQI
31st Jul 2026253 AMAQI
31st Jul 2026254 AMAQI
22°C18/28°C
31st Jul 2026255 AMAQI
31st Jul 2026216 AMAQI
31st Jul 2026217 AMAQI
31st Jul 2026228 AMAQI
31st Jul 2026239 AMAQI
31st Jul 20262510 AMAQI
31st Jul 20262311 AMAQI
31st Jul 20262112 PMAQI
31st Jul 2026231 PMAQI
31st Jul 2026232 PMAQI
31st Jul 2026213 PMAQI
31st Jul 2026214 PMAQI
31st Jul 2026215 PMAQI
31st Jul 2026216 PMAQI
31st Jul 2026257 PMAQI
31st Jul 2026308 PMAQI
31st Jul 2026329 PMAQI
31st Jul 20262710 PMAQI
31st Jul 20263011 PMAQI
1st Aug 20262512 AMAQI
1st Aug 2026251 AMAQI
1st Aug 2026252 AMAQI
1st Aug 2026293 AMAQI
1st Aug 2026254 AMAQI
22°C16/28°C
1st Aug 2026295 AMAQI
1st Aug 2026216 AMAQI
1st Aug 2026217 AMAQI
1st Aug 2026278 AMAQI
1st Aug 2026259 AMAQI
1st Aug 20262510 AMAQI
1st Aug 20262511 AMAQI
1st Aug 20262512 PMAQI
1st Aug 2026251 PMAQI
1st Aug 2026242 PMAQI
1st Aug 2026233 PMAQI
1st Aug 2026214 PMAQI
1st Aug 2026235 PMAQI
1st Aug 2026216 PMAQI
1st Aug 2026217 PMAQI
1st Aug 2026218 PMAQI
1st Aug 2026229 PMAQI
1st Aug 20262110 PMAQI
1st Aug 20262411 PMAQI
2nd Aug 20262512 AMAQI
2nd Aug 2026271 AMAQI
2nd Aug 2026252 AMAQI
2nd Aug 2026253 AMAQI
2nd Aug 2026364 AMAQI
22°C18/28°C
2nd Aug 2026385 AMAQI
2nd Aug 2026366 AMAQI
2nd Aug 2026277 AMAQI
2nd Aug 2026388 AMAQI
2nd Aug 2026339 AMAQI
2nd Aug 20263810 AMAQI
2nd Aug 20263611 AMAQI
2nd Aug 20263812 PMAQI
2nd Aug 2026401 PMAQI
2nd Aug 2026292 PMAQI
2nd Aug 2026273 PMAQI
2nd Aug 2026294 PMAQI
2nd Aug 2026275 PMAQI
2nd Aug 2026276 PMAQI
2nd Aug 2026257 PMAQI
2nd Aug 2026258 PMAQI
2nd Aug 2026239 PMAQI
2nd Aug 20263610 PMAQI
2nd Aug 20262511 PMAQI
3rd Aug 20262512 AMAQI
3rd Aug 2026231 AMAQI
3rd Aug 2026252 AMAQI
3rd Aug 2026233 AMAQI
3rd Aug 2026214 AMAQI
21°C20/24°C
3rd Aug 2026225 AMAQI
3rd Aug 2026226 AMAQI
3rd Aug 2026247 AMAQI
3rd Aug 2026228 AMAQI
3rd Aug 2026229 AMAQI
3rd Aug 20262410 AMAQI
3rd Aug 20262211 AMAQI
3rd Aug 20262112 PMAQI
3rd Aug 2026241 PMAQI
3rd Aug 2026202 PMAQI
3rd Aug 2026223 PMAQI
3rd Aug 2026194 PMAQI
3rd Aug 2026165 PMAQI
3rd Aug 2026206 PMAQI
3rd Aug 2026207 PMAQI
3rd Aug 2026218 PMAQI
3rd Aug 2026229 PMAQI
3rd Aug 20262310 PMAQI
3rd Aug 20262511 PMAQI
4th Aug 20263112 AMAQI
4th Aug 2026381 AMAQI
4th Aug 2026362 AMAQI
4th Aug 2026253 AMAQI
4th Aug 2026264 AMAQI
21°C18/26°C
4th Aug 2026255 AMAQI
5 AM4th Aug 2026216 AMAQI
4th Aug 2026227 AMAQI
4th Aug 2026258 AMAQI
4th Aug 2026279 AMAQI
4th Aug 20262910 AMAQI
4th Aug 20262711 AMAQI
4th Aug 20262612 PMAQI
12 PM4th Aug 2026251 PMAQI
4th Aug 2026212 PMAQI
4th Aug 2026223 PMAQI
4th Aug 2026274 PMAQI
4th Aug 2026255 PMAQI
4th Aug 2026166 PMAQI
4th Aug 2026217 PMAQI
4th Aug 2026298 PMAQI
8 PM4th Aug 2026229 PMAQI
4th Aug 20262210 PMAQI
4th Aug 20263811 PMAQI
12 AM
4 AM
20°C15/26°C
Day time
Avg. Highest Time
5 AM - 10 AM
36AQI
6 hours / Day
180 hours / Month
Avg. Lowest Time
8 PM
32AQI
1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 5 AM to 10 AM (Avg. 36), while the lowest AQI was between 8 PM to 8 PM (Avg. 32).
Night time
Avg. Highest Time
4 AM
33AQI
1 hours / Day
30 hours / Month
Avg. Lowest Time
10 PM
29AQI
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. 33), while the lowest AQI was between 10 PM to 10 PM (Avg. 29).
2026 Days Vs Air Quality
Kingston, Loyalist, Ontario, Canada
2026
93%
198
7%
15
Total number of days with different AQI categories in last 216 days in 2026 (149 days remaining)
Good
198 DaysModerate
15 DaysPoor
0 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 93%
Health Risk Level:
Very Low
In 2026, 93% of 216 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
Kingston, Loyalist, 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)
12AQI (US)
2nd January 2026
19AQI (US)
19AQI (US)
3rd January 2026
13AQI (US)
13AQI (US)
4th January 2026
24AQI (US)
24AQI (US)
5th January 2026
32AQI (US)
32AQI (US)
6th January 2026
63AQI (US)
63AQI (US)
7th January 2026
62AQI (US)
62AQI (US)
8th January 2026
56AQI (US)
56AQI (US)
9th January 2026
33AQI (US)
33AQI (US)
10th January 2026
12AQI (US)
12AQI (US)
11th January 2026
15AQI (US)
15AQI (US)
12th January 2026
20AQI (US)
20AQI (US)
13th January 2026
38AQI (US)
38AQI (US)
14th January 2026
39AQI (US)
39AQI (US)
15th January 2026
15AQI (US)
15AQI (US)
16th January 2026
10AQI (US)
10AQI (US)
17th January 2026
26AQI (US)
26AQI (US)
18th January 2026
20AQI (US)
20AQI (US)
19th January 2026
28AQI (US)
28AQI (US)
20th January 2026
12AQI (US)
12AQI (US)
21st January 2026
20AQI (US)
20AQI (US)
22nd January 2026
50AQI (US)
50AQI (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
49AQI (US)
49AQI (US)
27th January 2026
42AQI (US)
42AQI (US)
28th January 2026
46AQI (US)
46AQI (US)
29th January 2026
52AQI (US)
52AQI (US)
30th January 2026
54AQI (US)
54AQI (US)
31st January 2026
47AQI (US)
47AQI (US)
1st February 2026
45AQI (US)
45AQI (US)
2nd February 2026
50AQI (US)
50AQI (US)
3rd February 2026
48AQI (US)
48AQI (US)
4th February 2026
48AQI (US)
48AQI (US)
5th February 2026
47AQI (US)
47AQI (US)
6th February 2026
43AQI (US)
43AQI (US)
7th February 2026
40AQI (US)
40AQI (US)
8th February 2026
47AQI (US)
47AQI (US)
9th February 2026
47AQI (US)
47AQI (US)
10th February 2026
45AQI (US)
45AQI (US)
11th February 2026
41AQI (US)
41AQI (US)
12th February 2026
40AQI (US)
40AQI (US)
13th February 2026
48AQI (US)
48AQI (US)
14th February 2026
50AQI (US)
50AQI (US)
15th February 2026
38AQI (US)
38AQI (US)
16th February 2026
44AQI (US)
44AQI (US)
17th February 2026
44AQI (US)
44AQI (US)
18th February 2026
43AQI (US)
43AQI (US)
19th February 2026
40AQI (US)
40AQI (US)
20th February 2026
38AQI (US)
38AQI (US)
21st February 2026
36AQI (US)
36AQI (US)
22nd February 2026
36AQI (US)
36AQI (US)
23rd February 2026
40AQI (US)
40AQI (US)
24th February 2026
46AQI (US)
46AQI (US)
25th February 2026
45AQI (US)
45AQI (US)
26th February 2026
37AQI (US)
37AQI (US)
27th February 2026
38AQI (US)
38AQI (US)
28th February 2026
39AQI (US)
39AQI (US)
1st March 2026
39AQI (US)
39AQI (US)
2nd March 2026
62AQI (US)
62AQI (US)
3rd March 2026
47AQI (US)
47AQI (US)
4th March 2026
45AQI (US)
45AQI (US)
5th March 2026
41AQI (US)
41AQI (US)
6th March 2026
35AQI (US)
35AQI (US)
7th March 2026
40AQI (US)
40AQI (US)
8th March 2026
40AQI (US)
40AQI (US)
9th March 2026
39AQI (US)
39AQI (US)
10th March 2026
35AQI (US)
35AQI (US)
11th March 2026
45AQI (US)
45AQI (US)
12th March 2026
42AQI (US)
42AQI (US)
13th March 2026
40AQI (US)
40AQI (US)
14th March 2026
36AQI (US)
36AQI (US)
15th March 2026
35AQI (US)
35AQI (US)
16th March 2026
39AQI (US)
39AQI (US)
17th March 2026
34AQI (US)
34AQI (US)
18th March 2026
31AQI (US)
31AQI (US)
19th March 2026
36AQI (US)
36AQI (US)
20th March 2026
39AQI (US)
39AQI (US)
21st March 2026
37AQI (US)
37AQI (US)
22nd March 2026
38AQI (US)
38AQI (US)
23rd March 2026
42AQI (US)
42AQI (US)
24th March 2026
38AQI (US)
38AQI (US)
25th March 2026
34AQI (US)
34AQI (US)
26th March 2026
27AQI (US)
27AQI (US)
27th March 2026
28AQI (US)
28AQI (US)
28th March 2026
31AQI (US)
31AQI (US)
29th March 2026
27AQI (US)
27AQI (US)
30th March 2026
27AQI (US)
27AQI (US)
31st March 2026
28AQI (US)
28AQI (US)
1st April 2026
32AQI (US)
32AQI (US)
2nd April 2026
31AQI (US)
31AQI (US)
3rd April 2026
30AQI (US)
30AQI (US)
4th April 2026
32AQI (US)
32AQI (US)
5th April 2026
30AQI (US)
30AQI (US)
6th April 2026
32AQI (US)
32AQI (US)
7th April 2026
27AQI (US)
27AQI (US)
8th April 2026
33AQI (US)
33AQI (US)
9th April 2026
30AQI (US)
30AQI (US)
10th April 2026
31AQI (US)
31AQI (US)
11th April 2026
30AQI (US)
30AQI (US)
12th April 2026
28AQI (US)
28AQI (US)
13th April 2026
35AQI (US)
35AQI (US)
14th April 2026
39AQI (US)
39AQI (US)
15th April 2026
33AQI (US)
33AQI (US)
16th April 2026
32AQI (US)
32AQI (US)
17th April 2026
18th April 2026
28AQI (US)
28AQI (US)
19th April 2026
33AQI (US)
33AQI (US)
20th April 2026
28AQI (US)
28AQI (US)
21st April 2026
27AQI (US)
27AQI (US)
22nd April 2026
23rd April 2026
24AQI (US)
24AQI (US)
24th April 2026
25AQI (US)
25AQI (US)
25th April 2026
28AQI (US)
28AQI (US)
26th April 2026
33AQI (US)
33AQI (US)
27th April 2026
27AQI (US)
27AQI (US)
28th April 2026
26AQI (US)
26AQI (US)
29th April 2026
22AQI (US)
22AQI (US)
30th April 2026
26AQI (US)
26AQI (US)
1st May 2026
26AQI (US)
26AQI (US)
2nd May 2026
24AQI (US)
24AQI (US)
3rd May 2026
23AQI (US)
23AQI (US)
4th May 2026
32AQI (US)
32AQI (US)
5th May 2026
36AQI (US)
36AQI (US)
6th May 2026
30AQI (US)
30AQI (US)
7th May 2026
26AQI (US)
26AQI (US)
8th May 2026
28AQI (US)
28AQI (US)
9th May 2026
10th May 2026
32AQI (US)
32AQI (US)
11th May 2026
27AQI (US)
27AQI (US)
12th May 2026
25AQI (US)
25AQI (US)
13th May 2026
32AQI (US)
32AQI (US)
14th May 2026
23AQI (US)
23AQI (US)
15th May 2026
46AQI (US)
46AQI (US)
16th May 2026
53AQI (US)
53AQI (US)
17th May 2026
57AQI (US)
57AQI (US)
18th May 2026
57AQI (US)
57AQI (US)
19th May 2026
55AQI (US)
55AQI (US)
20th May 2026
50AQI (US)
50AQI (US)
21st May 2026
45AQI (US)
45AQI (US)
22nd May 2026
44AQI (US)
44AQI (US)
23rd May 2026
51AQI (US)
51AQI (US)
24th May 2026
47AQI (US)
47AQI (US)
25th May 2026
45AQI (US)
45AQI (US)
26th May 2026
33AQI (US)
33AQI (US)
27th May 2026
30AQI (US)
30AQI (US)
28th May 2026
28AQI (US)
28AQI (US)
29th May 2026
27AQI (US)
27AQI (US)
30th May 2026
27AQI (US)
27AQI (US)
31st May 2026
29AQI (US)
29AQI (US)
1st June 2026
32AQI (US)
32AQI (US)
2nd June 2026
32AQI (US)
32AQI (US)
3rd June 2026
32AQI (US)
32AQI (US)
4th June 2026
26AQI (US)
26AQI (US)
5th June 2026
28AQI (US)
28AQI (US)
6th June 2026
25AQI (US)
25AQI (US)
7th June 2026
24AQI (US)
24AQI (US)
8th June 2026
26AQI (US)
26AQI (US)
9th June 2026
27AQI (US)
27AQI (US)
10th June 2026
29AQI (US)
29AQI (US)
11th June 2026
28AQI (US)
28AQI (US)
12th June 2026
27AQI (US)
27AQI (US)
13th June 2026
25AQI (US)
25AQI (US)
14th June 2026
26AQI (US)
26AQI (US)
15th June 2026
26AQI (US)
26AQI (US)
16th June 2026
27AQI (US)
27AQI (US)
17th June 2026
28AQI (US)
28AQI (US)
18th June 2026
27AQI (US)
27AQI (US)
19th June 2026
26AQI (US)
26AQI (US)
20th June 2026
24AQI (US)
24AQI (US)
21st June 2026
22AQI (US)
22AQI (US)
22nd June 2026
26AQI (US)
26AQI (US)
23rd June 2026
25AQI (US)
25AQI (US)
24th June 2026
24AQI (US)
24AQI (US)
25th June 2026
26AQI (US)
26AQI (US)
26th June 2026
27AQI (US)
27AQI (US)
27th June 2026
30AQI (US)
30AQI (US)
28th June 2026
28AQI (US)
28AQI (US)
29th June 2026
25AQI (US)
25AQI (US)
30th June 2026
29AQI (US)
29AQI (US)
1st July 2026
30AQI (US)
30AQI (US)
2nd July 2026
28AQI (US)
28AQI (US)
3rd July 2026
28AQI (US)
28AQI (US)
4th July 2026
29AQI (US)
29AQI (US)
5th July 2026
26AQI (US)
26AQI (US)
6th July 2026
28AQI (US)
28AQI (US)
7th July 2026
30AQI (US)
30AQI (US)
8th July 2026
29AQI (US)
29AQI (US)
9th July 2026
36AQI (US)
36AQI (US)
10th July 2026
32AQI (US)
32AQI (US)
11th July 2026
31AQI (US)
31AQI (US)
12th July 2026
53AQI (US)
53AQI (US)
13th July 2026
33AQI (US)
33AQI (US)
14th July 2026
39AQI (US)
39AQI (US)
15th July 2026
69AQI (US)
69AQI (US)
16th July 2026
73AQI (US)
73AQI (US)
17th July 2026
23AQI (US)
23AQI (US)
18th July 2026
34AQI (US)
34AQI (US)
19th July 2026
37AQI (US)
37AQI (US)
20th July 2026
27AQI (US)
27AQI (US)
21st July 2026
49AQI (US)
49AQI (US)
22nd July 2026
22AQI (US)
22AQI (US)
23rd July 2026
23AQI (US)
23AQI (US)
24th July 2026
31AQI (US)
31AQI (US)
25th July 2026
23AQI (US)
23AQI (US)
26th July 2026
26AQI (US)
26AQI (US)
27th July 2026
32AQI (US)
32AQI (US)
28th July 2026
41AQI (US)
41AQI (US)
29th July 2026
24AQI (US)
24AQI (US)
30th July 2026
28AQI (US)
28AQI (US)
31st July 2026
24AQI (US)
24AQI (US)
1st August 2026
24AQI (US)
24AQI (US)
2nd August 2026
31AQI (US)
31AQI (US)
3rd August 2026
22AQI (US)
22AQI (US)
4th August 2026
26AQI (US)
26AQI (US)
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
34AQI (US)
43AQI (US)
37AQI (US)
30AQI (US)
36AQI (US)
27AQI (US)
33AQI (US)
26AQI (US)
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202634AQI (US)
25
6
28
30
1
28
25
5
30
28
3
4
198
15
Highest AQI (US) recorded in
February43AQI (US)
Lowest AQI (US) recorded in
August26AQI (US)
202529AQI (US)
31
25
3
30
1
30
31
21
9
26
5
21
10
30
29
2
29
1
28
3
331
34
Highest AQI (US) recorded in
July39AQI (US)
Lowest AQI (US) recorded in
May19AQI (US)
202428AQI (US)
29
1
28
1
31
30
31
28
1
30
1
26
5
30
31
30
30
1
354
10
Highest AQI (US) recorded in
July33AQI (US)
Lowest AQI (US) recorded in
November18AQI (US)
202336AQI (US)
30
27
1
31
28
2
30
1
14
12
3
1
23
7
1
29
2
25
5
29
2
29
27
4
322
36
1
3
1
Highest AQI (US) recorded in
June71AQI (US)
Lowest AQI (US) recorded in
November26AQI (US)
202229AQI (US)
29
1
21
1
30
1
17
31
30
20
2
2
28
1
31
29
1
31
299
7
Highest AQI (US) recorded in
January32AQI (US)
Lowest AQI (US) recorded in
September24AQI (US)
202133AQI (US)
24
5
28
29
2
29
1
26
5
28
2
25
5
1
26
5
29
1
31
29
1
29
2
333
29
1
Highest AQI (US) recorded in
July39AQI (US)
Lowest AQI (US) recorded in
November25AQI (US)
202030AQI (US)
13
21
18
30
29
2
29
2
29
1
31
27
3
30
1
257
9
Highest AQI (US) recorded in
April32AQI (US)
Lowest AQI (US) recorded in
October25AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Most Polluted Year Recorded
2023(Avg.)
36AQI (US)Least Polluted Year Recorded
2024(Avg.)
28AQI (US)Kingston's annual 2026 AQI (US) (34) shows an average percentage change of 11.1% (worsened AQI (US)) compared to previous years: 2020 (30), 2021 (33), 2022 (29), 2023 (36), 2024 (28), 2025 (29).
