St Line, St Paul, Alberta, 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
St Line, St Paul, Alberta, Canada
2021
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
14th Aug 2024
181AQILowest AQI recorded on
8th Aug 2021
7AQISame Day Analysis (2nd August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 3rd highest AQI at 51 of Moderate air quality, showing improvement over 2023 and 2021 on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 2nd Aug - 3rd Aug 2025
St Line, St Paul, Alberta, Canada
AQI
Day
Night
.
5 AM2nd Aug 2025
9 PM
4 AM3rd Aug 2025
Day time
Avg. Highest Time
7AM2nd Aug
59AQI
Avg. Lowest Time
8PM2nd Aug
44AQI
Night time
Avg. Highest Time
10PM2nd Aug
46AQI
Avg. Lowest Time
2AM3rd Aug
41AQI
In the last 24 hours,
St Line's AQI reached its highest point of 59 at 7 AM during the Day, while the lowest point, 41, was recorded at 2 AM during the Night between 2nd Aug and 3rd Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
St Line, St Paul, Alberta, 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 2025185 AMAQI
4th Jul 2025186 AMAQI
4th Jul 2025187 AMAQI
4th Jul 2025178 AMAQI
4th Jul 2025179 AMAQI
4th Jul 20251610 AMAQI
4th Jul 20251711 AMAQI
4th Jul 20251612 PMAQI
4th Jul 2025171 PMAQI
4th Jul 2025162 PMAQI
4th Jul 2025183 PMAQI
4th Jul 2025214 PMAQI
4th Jul 2025205 PMAQI
4th Jul 2025196 PMAQI
4th Jul 2025187 PMAQI
4th Jul 2025198 PMAQI
4th Jul 2025189 PMAQI
4th Jul 20251710 PMAQI
4th Jul 20251811 PMAQI
5th Jul 20251812 AMAQI
5th Jul 2025181 AMAQI
5th Jul 2025182 AMAQI
5th Jul 2025193 AMAQI
5th Jul 2025184 AMAQI
15°C6/21°C
5th Jul 2025215 AMAQI
5th Jul 2025306 AMAQI
5th Jul 2025407 AMAQI
5th Jul 2025308 AMAQI
5th Jul 2025249 AMAQI
5th Jul 20252410 AMAQI
5th Jul 20252311 AMAQI
5th Jul 20252412 PMAQI
5th Jul 2025231 PMAQI
5th Jul 2025242 PMAQI
5th Jul 2025233 PMAQI
5th Jul 2025224 PMAQI
5th Jul 2025225 PMAQI
5th Jul 2025236 PMAQI
5th Jul 2025227 PMAQI
5th Jul 2025228 PMAQI
5th Jul 2025229 PMAQI
5th Jul 20252210 PMAQI
5th Jul 20252611 PMAQI
6th Jul 20252612 AMAQI
6th Jul 2025261 AMAQI
6th Jul 2025242 AMAQI
6th Jul 2025243 AMAQI
6th Jul 2025244 AMAQI
16°C6/24°C
6th Jul 2025235 AMAQI
6th Jul 2025266 AMAQI
6th Jul 2025267 AMAQI
6th Jul 2025248 AMAQI
6th Jul 2025229 AMAQI
6th Jul 20252410 AMAQI
6th Jul 20252311 AMAQI
6th Jul 20252412 PMAQI
6th Jul 2025221 PMAQI
6th Jul 2025202 PMAQI
6th Jul 2025203 PMAQI
6th Jul 2025214 PMAQI
6th Jul 2025205 PMAQI
6th Jul 2025206 PMAQI
6th Jul 2025197 PMAQI
6th Jul 2025228 PMAQI
6th Jul 2025229 PMAQI
6th Jul 20252210 PMAQI
6th Jul 20252211 PMAQI
7th Jul 20252012 AMAQI
7th Jul 2025221 AMAQI
7th Jul 2025232 AMAQI
7th Jul 2025233 AMAQI
7th Jul 2025244 AMAQI
14°C10/18°C
7th Jul 2025245 AMAQI
7th Jul 2025256 AMAQI
7th Jul 2025237 AMAQI
7th Jul 2025248 AMAQI
7th Jul 2025249 AMAQI
7th Jul 20252510 AMAQI
7th Jul 20252611 AMAQI
7th Jul 20252612 PMAQI
7th Jul 2025271 PMAQI
7th Jul 2025272 PMAQI
7th Jul 2025263 PMAQI
7th Jul 2025264 PMAQI
7th Jul 2025245 PMAQI
7th Jul 2025246 PMAQI
7th Jul 2025247 PMAQI
7th Jul 2025258 PMAQI
7th Jul 2025319 PMAQI
7th Jul 20253210 PMAQI
7th Jul 20253011 PMAQI
8th Jul 20252712 AMAQI
8th Jul 2025271 AMAQI
8th Jul 2025282 AMAQI
8th Jul 2025283 AMAQI
8th Jul 2025304 AMAQI
18°C11/26°C
8th Jul 2025295 AMAQI
8th Jul 2025316 AMAQI
8th Jul 2025307 AMAQI
8th Jul 2025318 AMAQI
8th Jul 2025299 AMAQI
8th Jul 20252810 AMAQI
8th Jul 20253011 AMAQI
8th Jul 20253012 PMAQI
8th Jul 2025301 PMAQI
8th Jul 2025302 PMAQI
8th Jul 2025323 PMAQI
8th Jul 2025324 PMAQI
8th Jul 2025305 PMAQI
8th Jul 2025316 PMAQI
8th Jul 2025317 PMAQI
8th Jul 2025318 PMAQI
8th Jul 2025309 PMAQI
8th Jul 20253010 PMAQI
8th Jul 20253011 PMAQI
9th Jul 20252812 AMAQI
9th Jul 2025311 AMAQI
9th Jul 2025322 AMAQI
9th Jul 2025293 AMAQI
9th Jul 2025304 AMAQI
23°C12/32°C
9th Jul 2025305 AMAQI
9th Jul 2025316 AMAQI
9th Jul 2025307 AMAQI
9th Jul 2025328 AMAQI
9th Jul 2025319 AMAQI
9th Jul 20253210 AMAQI
9th Jul 20253011 AMAQI
9th Jul 20253012 PMAQI
9th Jul 2025301 PMAQI
9th Jul 2025302 PMAQI
9th Jul 2025323 PMAQI
9th Jul 2025314 PMAQI
9th Jul 2025305 PMAQI
9th Jul 2025296 PMAQI
9th Jul 2025307 PMAQI
9th Jul 2025308 PMAQI
9th Jul 2025329 PMAQI
9th Jul 20253010 PMAQI
9th Jul 20253111 PMAQI
10th Jul 20253012 AMAQI
10th Jul 2025301 AMAQI
10th Jul 2025282 AMAQI
10th Jul 2025293 AMAQI
10th Jul 2025294 AMAQI
20°C13/25°C
10th Jul 2025275 AMAQI
10th Jul 2025316 AMAQI
10th Jul 2025307 AMAQI
10th Jul 2025308 AMAQI
10th Jul 2025319 AMAQI
10th Jul 20253110 AMAQI
10th Jul 20253011 AMAQI
10th Jul 20253212 PMAQI
10th Jul 2025321 PMAQI
10th Jul 2025322 PMAQI
10th Jul 2025313 PMAQI
10th Jul 2025304 PMAQI
10th Jul 2025285 PMAQI
10th Jul 2025296 PMAQI
10th Jul 2025297 PMAQI
10th Jul 2025308 PMAQI
10th Jul 2025309 PMAQI
10th Jul 20253210 PMAQI
10th Jul 20253211 PMAQI
11th Jul 20253112 AMAQI
11th Jul 2025301 AMAQI
11th Jul 2025312 AMAQI
11th Jul 2025313 AMAQI
11th Jul 2025324 AMAQI
16°C7/22°C
11th Jul 2025435 AMAQI
11th Jul 2025486 AMAQI
11th Jul 2025407 AMAQI
11th Jul 2025408 AMAQI
11th Jul 2025349 AMAQI
11th Jul 20253410 AMAQI
11th Jul 20253411 AMAQI
11th Jul 20253512 PMAQI
11th Jul 2025361 PMAQI
11th Jul 2025352 PMAQI
11th Jul 2025353 PMAQI
11th Jul 2025354 PMAQI
11th Jul 2025335 PMAQI
11th Jul 2025326 PMAQI
11th Jul 2025327 PMAQI
11th Jul 2025328 PMAQI
11th Jul 2025309 PMAQI
11th Jul 20252610 PMAQI
11th Jul 20252911 PMAQI
12th Jul 20253212 AMAQI
12th Jul 2025291 AMAQI
12th Jul 2025312 AMAQI
12th Jul 2025343 AMAQI
12th Jul 2025324 AMAQI
18°C7/27°C
12th Jul 2025345 AMAQI
12th Jul 2025296 AMAQI
12th Jul 2025227 AMAQI
12th Jul 2025198 AMAQI
12th Jul 2025229 AMAQI
12th Jul 20252210 AMAQI
12th Jul 20252211 AMAQI
12th Jul 20252112 PMAQI
12th Jul 2025221 PMAQI
12th Jul 2025212 PMAQI
12th Jul 2025223 PMAQI
12th Jul 2025234 PMAQI
12th Jul 2025225 PMAQI
12th Jul 2025216 PMAQI
12th Jul 2025227 PMAQI
12th Jul 2025228 PMAQI
12th Jul 2025229 PMAQI
12th Jul 20252210 PMAQI
12th Jul 20252011 PMAQI
13th Jul 20252112 AMAQI
13th Jul 2025201 AMAQI
13th Jul 2025212 AMAQI
13th Jul 2025203 AMAQI
13th Jul 2025194 AMAQI
20°C13/26°C
13th Jul 2025155 AMAQI
13th Jul 2025146 AMAQI
13th Jul 2025167 AMAQI
13th Jul 2025148 AMAQI
13th Jul 2025169 AMAQI
13th Jul 20251710 AMAQI
13th Jul 20251611 AMAQI
13th Jul 20251612 PMAQI
13th Jul 2025161 PMAQI
13th Jul 2025162 PMAQI
13th Jul 2025163 PMAQI
13th Jul 2025174 PMAQI
13th Jul 2025185 PMAQI
13th Jul 2025186 PMAQI
13th Jul 2025187 PMAQI
13th Jul 2025188 PMAQI
13th Jul 2025189 PMAQI
13th Jul 20251710 PMAQI
13th Jul 20251811 PMAQI
14th Jul 20251912 AMAQI
14th Jul 2025221 AMAQI
14th Jul 2025192 AMAQI
14th Jul 2025193 AMAQI
14th Jul 2025204 AMAQI
18°C13/23°C
14th Jul 2025325 AMAQI
14th Jul 2025416 AMAQI
14th Jul 2025397 AMAQI
14th Jul 2025338 AMAQI
14th Jul 2025279 AMAQI
14th Jul 20252610 AMAQI
14th Jul 20252411 AMAQI
14th Jul 20252112 PMAQI
14th Jul 2025191 PMAQI
14th Jul 2025172 PMAQI
14th Jul 2025163 PMAQI
14th Jul 2025184 PMAQI
14th Jul 2025205 PMAQI
14th Jul 2025196 PMAQI
14th Jul 2025197 PMAQI
14th Jul 2025188 PMAQI
14th Jul 2025249 PMAQI
14th Jul 20252510 PMAQI
14th Jul 20252711 PMAQI
15th Jul 20252612 AMAQI
15th Jul 2025211 AMAQI
15th Jul 2025232 AMAQI
15th Jul 2025263 AMAQI
15th Jul 2025334 AMAQI
16°C9/22°C
15th Jul 2025405 AMAQI
15th Jul 2025356 AMAQI
15th Jul 2025367 AMAQI
15th Jul 2025368 AMAQI
15th Jul 2025339 AMAQI
15th Jul 20253010 AMAQI
15th Jul 20253011 AMAQI
15th Jul 20253412 PMAQI
15th Jul 2025311 PMAQI
15th Jul 2025332 PMAQI
15th Jul 2025323 PMAQI
15th Jul 2025324 PMAQI
15th Jul 2025325 PMAQI
15th Jul 2025316 PMAQI
15th Jul 2025327 PMAQI
15th Jul 2025348 PMAQI
15th Jul 2025329 PMAQI
15th Jul 20253210 PMAQI
15th Jul 20253411 PMAQI
16th Jul 20253212 AMAQI
16th Jul 2025331 AMAQI
16th Jul 2025332 AMAQI
16th Jul 2025353 AMAQI
16th Jul 2025374 AMAQI
14°C4/22°C
16th Jul 2025475 AMAQI
16th Jul 2025506 AMAQI
16th Jul 2025467 AMAQI
16th Jul 2025478 AMAQI
16th Jul 2025399 AMAQI
16th Jul 20254010 AMAQI
16th Jul 20254011 AMAQI
16th Jul 20253812 PMAQI
16th Jul 2025381 PMAQI
16th Jul 2025402 PMAQI
16th Jul 2025423 PMAQI
16th Jul 2025414 PMAQI
16th Jul 2025425 PMAQI
16th Jul 2025426 PMAQI
16th Jul 2025447 PMAQI
16th Jul 2025388 PMAQI
16th Jul 2025399 PMAQI
16th Jul 20254010 PMAQI
16th Jul 20253911 PMAQI
17th Jul 20254012 AMAQI
17th Jul 2025391 AMAQI
17th Jul 2025422 AMAQI
17th Jul 2025423 AMAQI
17th Jul 2025384 AMAQI
15°C4/23°C
17th Jul 2025505 AMAQI
17th Jul 2025526 AMAQI
17th Jul 2025507 AMAQI
17th Jul 2025468 AMAQI
17th Jul 2025469 AMAQI
17th Jul 20254410 AMAQI
17th Jul 20254411 AMAQI
17th Jul 20254412 PMAQI
17th Jul 2025451 PMAQI
17th Jul 2025472 PMAQI
17th Jul 2025503 PMAQI
17th Jul 2025474 PMAQI
17th Jul 2025495 PMAQI
17th Jul 2025466 PMAQI
17th Jul 2025457 PMAQI
17th Jul 2025468 PMAQI
17th Jul 2025469 PMAQI
17th Jul 20254310 PMAQI
17th Jul 20254411 PMAQI
18th Jul 20254212 AMAQI
18th Jul 2025421 AMAQI
18th Jul 2025442 AMAQI
18th Jul 2025443 AMAQI
18th Jul 2025464 AMAQI
18°C7/25°C
18th Jul 2025525 AMAQI
18th Jul 2025446 AMAQI
18th Jul 2025447 AMAQI
18th Jul 2025428 AMAQI
18th Jul 2025469 AMAQI
18th Jul 20254610 AMAQI
18th Jul 20254611 AMAQI
18th Jul 20254812 PMAQI
18th Jul 2025441 PMAQI
18th Jul 2025462 PMAQI
18th Jul 2025443 PMAQI
18th Jul 2025424 PMAQI
18th Jul 2025445 PMAQI
18th Jul 2025446 PMAQI
18th Jul 2025467 PMAQI
18th Jul 2025488 PMAQI
18th Jul 2025469 PMAQI
18th Jul 20254410 PMAQI
18th Jul 20254611 PMAQI
19th Jul 20254512 AMAQI
19th Jul 2025471 AMAQI
19th Jul 2025482 AMAQI
19th Jul 2025463 AMAQI
19th Jul 2025494 AMAQI
18°C7/27°C
19th Jul 2025515 AMAQI
19th Jul 2025506 AMAQI
19th Jul 2025507 AMAQI
19th Jul 2025498 AMAQI
19th Jul 2025509 AMAQI
19th Jul 20254810 AMAQI
19th Jul 20254711 AMAQI
19th Jul 20254912 PMAQI
19th Jul 2025511 PMAQI
19th Jul 2025512 PMAQI
19th Jul 2025513 PMAQI
19th Jul 2025524 PMAQI
19th Jul 2025505 PMAQI
19th Jul 2025516 PMAQI
19th Jul 2025507 PMAQI
19th Jul 2025518 PMAQI
19th Jul 2025509 PMAQI
19th Jul 20254910 PMAQI
19th Jul 20255011 PMAQI
20th Jul 20255212 AMAQI
20th Jul 2025521 AMAQI
20th Jul 2025522 AMAQI
20th Jul 2025523 AMAQI
20th Jul 2025524 AMAQI
15°C9/22°C
20th Jul 2025575 AMAQI
20th Jul 2025556 AMAQI
20th Jul 2025547 AMAQI
20th Jul 2025548 AMAQI
20th Jul 2025539 AMAQI
20th Jul 20255410 AMAQI
20th Jul 20255311 AMAQI
20th Jul 20254812 PMAQI
20th Jul 2025361 PMAQI
20th Jul 2025412 PMAQI
20th Jul 2025543 PMAQI
20th Jul 2025524 PMAQI
20th Jul 2025525 PMAQI
20th Jul 2025536 PMAQI
20th Jul 2025537 PMAQI
20th Jul 2025548 PMAQI
20th Jul 2025539 PMAQI
20th Jul 20255310 PMAQI
20th Jul 20255411 PMAQI
21st Jul 20255312 AMAQI
21st Jul 2025521 AMAQI
21st Jul 2025542 AMAQI
21st Jul 2025543 AMAQI
21st Jul 2025544 AMAQI
17°C13/23°C
21st Jul 2025565 AMAQI
21st Jul 2025586 AMAQI
21st Jul 2025577 AMAQI
21st Jul 2025568 AMAQI
21st Jul 2025549 AMAQI
21st Jul 20255310 AMAQI
21st Jul 20255211 AMAQI
21st Jul 20255412 PMAQI
21st Jul 2025541 PMAQI
21st Jul 2025552 PMAQI
21st Jul 2025543 PMAQI
21st Jul 2025534 PMAQI
21st Jul 2025525 PMAQI
21st Jul 2025466 PMAQI
21st Jul 2025517 PMAQI
21st Jul 2025518 PMAQI
21st Jul 2025529 PMAQI
21st Jul 20255210 PMAQI
21st Jul 20255011 PMAQI
22nd Jul 20255012 AMAQI
22nd Jul 2025491 AMAQI
22nd Jul 2025482 AMAQI
22nd Jul 2025483 AMAQI
22nd Jul 2025484 AMAQI
14°C10/19°C
22nd Jul 2025355 AMAQI
22nd Jul 2025316 AMAQI
22nd Jul 2025317 AMAQI
22nd Jul 2025378 AMAQI
22nd Jul 2025389 AMAQI
22nd Jul 20254010 AMAQI
22nd Jul 20253811 AMAQI
22nd Jul 20254212 PMAQI
22nd Jul 2025461 PMAQI
22nd Jul 2025422 PMAQI
22nd Jul 2025403 PMAQI
22nd Jul 2025404 PMAQI
22nd Jul 2025405 PMAQI
22nd Jul 2025406 PMAQI
22nd Jul 2025407 PMAQI
22nd Jul 2025408 PMAQI
22nd Jul 2025389 PMAQI
22nd Jul 20253910 PMAQI
22nd Jul 20254111 PMAQI
23rd Jul 20253712 AMAQI
23rd Jul 2025381 AMAQI
23rd Jul 2025382 AMAQI
23rd Jul 2025393 AMAQI
23rd Jul 2025404 AMAQI
13°C5/21°C
23rd Jul 2025385 AMAQI
23rd Jul 2025376 AMAQI
23rd Jul 2025387 AMAQI
23rd Jul 2025398 AMAQI
23rd Jul 2025429 AMAQI
23rd Jul 20253910 AMAQI
23rd Jul 20253611 AMAQI
23rd Jul 20253612 PMAQI
23rd Jul 2025351 PMAQI
23rd Jul 2025352 PMAQI
23rd Jul 2025343 PMAQI
23rd Jul 2025354 PMAQI
23rd Jul 2025365 PMAQI
23rd Jul 2025366 PMAQI
23rd Jul 2025377 PMAQI
23rd Jul 2025378 PMAQI
23rd Jul 2025389 PMAQI
23rd Jul 20253810 PMAQI
23rd Jul 20253611 PMAQI
24th Jul 20253912 AMAQI
24th Jul 2025391 AMAQI
24th Jul 2025392 AMAQI
24th Jul 2025403 AMAQI
24th Jul 2025404 AMAQI
15°C3/22°C
24th Jul 2025475 AMAQI
24th Jul 2025426 AMAQI
24th Jul 2025437 AMAQI
24th Jul 2025468 AMAQI
24th Jul 2025489 AMAQI
24th Jul 20254810 AMAQI
24th Jul 20255211 AMAQI
24th Jul 20255012 PMAQI
24th Jul 2025501 PMAQI
24th Jul 2025502 PMAQI
24th Jul 2025513 PMAQI
24th Jul 2025514 PMAQI
24th Jul 2025505 PMAQI
24th Jul 2025456 PMAQI
24th Jul 2025437 PMAQI
24th Jul 2025428 PMAQI
24th Jul 2025449 PMAQI
24th Jul 20254210 PMAQI
24th Jul 20254011 PMAQI
25th Jul 20253712 AMAQI
25th Jul 2025371 AMAQI
25th Jul 2025392 AMAQI
25th Jul 2025393 AMAQI
25th Jul 2025384 AMAQI
19°C10/29°C
25th Jul 2025295 AMAQI
25th Jul 2025266 AMAQI
25th Jul 2025267 AMAQI
25th Jul 2025288 AMAQI
25th Jul 2025339 AMAQI
25th Jul 20253310 AMAQI
25th Jul 20253211 AMAQI
25th Jul 20253212 PMAQI
25th Jul 2025321 PMAQI
25th Jul 2025322 PMAQI
25th Jul 2025303 PMAQI
25th Jul 2025294 PMAQI
25th Jul 2025325 PMAQI
25th Jul 2025386 PMAQI
25th Jul 2025377 PMAQI
25th Jul 2025328 PMAQI
25th Jul 2025319 PMAQI
25th Jul 20253010 PMAQI
25th Jul 20253011 PMAQI
26th Jul 20252912 AMAQI
26th Jul 2025291 AMAQI
26th Jul 2025302 AMAQI
26th Jul 2025313 AMAQI
26th Jul 2025344 AMAQI
18°C13/24°C
26th Jul 2025445 AMAQI
26th Jul 2025496 AMAQI
26th Jul 2025487 AMAQI
26th Jul 2025508 AMAQI
26th Jul 2025429 AMAQI
26th Jul 20254310 AMAQI
26th Jul 20254611 AMAQI
26th Jul 20254512 PMAQI
26th Jul 2025431 PMAQI
26th Jul 2025422 PMAQI
26th Jul 2025383 PMAQI
26th Jul 2025364 PMAQI
26th Jul 2025365 PMAQI
26th Jul 2025336 PMAQI
26th Jul 2025347 PMAQI
26th Jul 2025348 PMAQI
26th Jul 2025369 PMAQI
26th Jul 20253710 PMAQI
26th Jul 20253511 PMAQI
27th Jul 20253512 AMAQI
27th Jul 2025371 AMAQI
27th Jul 2025372 AMAQI
27th Jul 2025343 AMAQI
27th Jul 2025344 AMAQI
17°C10/22°C
27th Jul 2025275 AMAQI
27th Jul 2025266 AMAQI
27th Jul 2025287 AMAQI
27th Jul 2025328 AMAQI
27th Jul 2025359 AMAQI
27th Jul 20253610 AMAQI
27th Jul 20253611 AMAQI
27th Jul 20253612 PMAQI
27th Jul 2025361 PMAQI
27th Jul 2025362 PMAQI
27th Jul 2025363 PMAQI
27th Jul 2025364 PMAQI
27th Jul 2025375 PMAQI
27th Jul 2025386 PMAQI
27th Jul 2025407 PMAQI
27th Jul 2025408 PMAQI
27th Jul 2025379 PMAQI
27th Jul 20253610 PMAQI
27th Jul 20253611 PMAQI
28th Jul 20253512 AMAQI
28th Jul 2025341 AMAQI
28th Jul 2025362 AMAQI
28th Jul 2025383 AMAQI
28th Jul 2025394 AMAQI
16°C12/19°C
28th Jul 2025465 AMAQI
28th Jul 2025466 AMAQI
28th Jul 2025457 AMAQI
28th Jul 2025468 AMAQI
28th Jul 2025459 AMAQI
28th Jul 20254610 AMAQI
28th Jul 20254611 AMAQI
28th Jul 20254812 PMAQI
28th Jul 2025461 PMAQI
28th Jul 2025462 PMAQI
28th Jul 2025463 PMAQI
28th Jul 2025464 PMAQI
28th Jul 2025455 PMAQI
28th Jul 2025446 PMAQI
28th Jul 2025447 PMAQI
28th Jul 2025428 PMAQI
28th Jul 2025449 PMAQI
28th Jul 20254110 PMAQI
28th Jul 20254211 PMAQI
29th Jul 20253912 AMAQI
29th Jul 2025411 AMAQI
29th Jul 2025422 AMAQI
29th Jul 2025423 AMAQI
29th Jul 2025424 AMAQI
15°C5/22°C
29th Jul 2025465 AMAQI
29th Jul 2025426 AMAQI
29th Jul 2025427 AMAQI
29th Jul 2025418 AMAQI
29th Jul 2025449 AMAQI
29th Jul 20254310 AMAQI
29th Jul 20254411 AMAQI
29th Jul 20254512 PMAQI
29th Jul 2025451 PMAQI
29th Jul 2025442 PMAQI
29th Jul 2025443 PMAQI
29th Jul 2025464 PMAQI
29th Jul 2025445 PMAQI
29th Jul 2025446 PMAQI
29th Jul 2025447 PMAQI
29th Jul 2025428 PMAQI
29th Jul 2025449 PMAQI
29th Jul 20254410 PMAQI
29th Jul 20254011 PMAQI
30th Jul 20254012 AMAQI
30th Jul 2025401 AMAQI
30th Jul 2025412 AMAQI
30th Jul 2025413 AMAQI
30th Jul 2025414 AMAQI
18°C9/24°C
30th Jul 2025405 AMAQI
30th Jul 2025386 AMAQI
30th Jul 2025387 AMAQI
30th Jul 2025398 AMAQI
30th Jul 2025419 AMAQI
30th Jul 20254210 AMAQI
30th Jul 20254411 AMAQI
30th Jul 20254312 PMAQI
30th Jul 2025421 PMAQI
30th Jul 2025412 PMAQI
30th Jul 2025403 PMAQI
30th Jul 2025394 PMAQI
30th Jul 2025385 PMAQI
30th Jul 2025386 PMAQI
30th Jul 2025387 PMAQI
30th Jul 2025388 PMAQI
30th Jul 2025389 PMAQI
30th Jul 20253810 PMAQI
30th Jul 20254011 PMAQI
31st Jul 20254112 AMAQI
31st Jul 2025391 AMAQI
31st Jul 2025382 AMAQI
31st Jul 2025393 AMAQI
31st Jul 2025384 AMAQI
20°C10/28°C
31st Jul 2025375 AMAQI
31st Jul 2025336 AMAQI
31st Jul 2025347 AMAQI
31st Jul 2025368 AMAQI
31st Jul 2025399 AMAQI
31st Jul 20254210 AMAQI
31st Jul 20254611 AMAQI
31st Jul 20255212 PMAQI
31st Jul 2025481 PMAQI
31st Jul 2025532 PMAQI
31st Jul 2025503 PMAQI
31st Jul 2025504 PMAQI
31st Jul 2025485 PMAQI
31st Jul 2025426 PMAQI
31st Jul 2025457 PMAQI
31st Jul 2025448 PMAQI
31st Jul 2025489 PMAQI
31st Jul 20254410 PMAQI
31st Jul 20255011 PMAQI
1st Aug 20255012 AMAQI
1st Aug 2025521 AMAQI
1st Aug 2025542 AMAQI
1st Aug 2025563 AMAQI
1st Aug 2025554 AMAQI
21°C11/29°C
1st Aug 2025565 AMAQI
1st Aug 2025556 AMAQI
1st Aug 2025537 AMAQI
1st Aug 2025478 AMAQI
1st Aug 2025379 AMAQI
1st Aug 20253410 AMAQI
1st Aug 20253511 AMAQI
1st Aug 20253812 PMAQI
1st Aug 2025431 PMAQI
1st Aug 2025562 PMAQI
1st Aug 2025703 PMAQI
1st Aug 2025644 PMAQI
1st Aug 2025625 PMAQI
1st Aug 2025606 PMAQI
1st Aug 2025557 PMAQI
1st Aug 2025558 PMAQI
1st Aug 2025579 PMAQI
1st Aug 20255010 PMAQI
1st Aug 20254711 PMAQI
2nd Aug 20254712 AMAQI
2nd Aug 2025501 AMAQI
2nd Aug 2025522 AMAQI
2nd Aug 2025523 AMAQI
2nd Aug 2025554 AMAQI
22°C12/30°C
2nd Aug 2025565 AMAQI
2nd Aug 2025576 AMAQI
2nd Aug 2025597 AMAQI
2nd Aug 2025588 AMAQI
2nd Aug 2025569 AMAQI
2nd Aug 20255110 AMAQI
2nd Aug 20255211 AMAQI
2nd Aug 20255312 PMAQI
2nd Aug 2025521 PMAQI
2nd Aug 2025522 PMAQI
2nd Aug 2025523 PMAQI
2nd Aug 2025534 PMAQI
2nd Aug 2025505 PMAQI
2nd Aug 2025466 PMAQI
2nd Aug 2025457 PMAQI
2nd Aug 2025448 PMAQI
2nd Aug 2025469 PMAQI
2nd Aug 20254610 PMAQI
2nd Aug 20254611 PMAQI
3rd Aug 20254612 AMAQI
3rd Aug 2025441 AMAQI
3rd Aug 2025412 AMAQI
3rd Aug 2025423 AMAQI
3rd Aug 2025464 AMAQI
23°C14/30°C
3rd Aug 2025445 AMAQI
5 AM3rd Aug 2025416 AMAQI
3rd Aug 2025387 AMAQI
3rd Aug 2025398 AMAQI
1 PM
9 PM
1 AM
4 AM
--°C/°C
Day time
Avg. Highest Time
5 AM - 9 PM
37AQI
17 hours / Day
510 hours / Month
Avg. Lowest Time
5 AM - 9 PM
37AQI
17 hours / Day
510 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 5 AM to 9 PM (Avg. 37), while the lowest AQI was between 5 AM to 9 PM (Avg. 37).
Night time
Avg. Highest Time
12 AM - 11 PM
36AQI
7 hours / Day
210 hours / Month
Avg. Lowest Time
12 AM - 11 PM
36AQI
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. 36), while the lowest AQI was between 12 AM to 11 PM (Avg. 36).
2025 Days Vs Air Quality
St Line, St Paul, Alberta, Canada
2025
95%
204
5%
10
Total number of days with different AQI categories in last 215 days in 2025 (150 days remaining)
Good
204 DaysModerate
10 DaysPoor
0 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 95%
Health Risk Level:
Very Low
In 2025, 95% 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
St Line, St Paul, Alberta, 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
31AQI
31AQI
2nd January 2025
36AQI
36AQI
3rd January 2025
50AQI
50AQI
4th January 2025
35AQI
35AQI
5th January 2025
31AQI
31AQI
6th January 2025
37AQI
37AQI
7th January 2025
52AQI
52AQI
8th January 2025
28AQI
28AQI
9th January 2025
27AQI
27AQI
10th January 2025
32AQI
32AQI
11th January 2025
27AQI
27AQI
12th January 2025
38AQI
38AQI
13th January 2025
37AQI
37AQI
14th January 2025
34AQI
34AQI
15th January 2025
20AQI
20AQI
16th January 2025
25AQI
25AQI
17th January 2025
17AQI
17AQI
18th January 2025
18AQI
18AQI
19th January 2025
27AQI
27AQI
20th January 2025
29AQI
29AQI
21st January 2025
23AQI
23AQI
22nd January 2025
22AQI
22AQI
23rd January 2025
22AQI
22AQI
24th January 2025
17AQI
17AQI
25th January 2025
29AQI
29AQI
26th January 2025
20AQI
20AQI
27th January 2025
16AQI
16AQI
28th January 2025
17AQI
17AQI
29th January 2025
20AQI
20AQI
30th January 2025
24AQI
24AQI
31st January 2025
24AQI
24AQI
1st February 2025
16AQI
16AQI
2nd February 2025
21AQI
21AQI
3rd February 2025
29AQI
29AQI
4th February 2025
27AQI
27AQI
5th February 2025
25AQI
25AQI
6th February 2025
22AQI
22AQI
7th February 2025
25AQI
25AQI
8th February 2025
28AQI
28AQI
9th February 2025
24AQI
24AQI
10th February 2025
26AQI
26AQI
11th February 2025
39AQI
39AQI
12th February 2025
28AQI
28AQI
13th February 2025
25AQI
25AQI
14th February 2025
21AQI
21AQI
15th February 2025
20AQI
20AQI
16th February 2025
26AQI
26AQI
17th February 2025
23AQI
23AQI
18th February 2025
23AQI
23AQI
19th February 2025
22AQI
22AQI
20th February 2025
38AQI
38AQI
21st February 2025
32AQI
32AQI
22nd February 2025
40AQI
40AQI
23rd February 2025
24AQI
24AQI
24th February 2025
19AQI
19AQI
25th February 2025
34AQI
34AQI
26th February 2025
23AQI
23AQI
27th February 2025
21AQI
21AQI
28th February 2025
20AQI
20AQI
1st March 2025
26AQI
26AQI
2nd March 2025
32AQI
32AQI
3rd March 2025
20AQI
20AQI
4th March 2025
21AQI
21AQI
5th March 2025
28AQI
28AQI
6th March 2025
23AQI
23AQI
7th March 2025
19AQI
19AQI
8th March 2025
16AQI
16AQI
9th March 2025
20AQI
20AQI
10th March 2025
17AQI
17AQI
11th March 2025
22AQI
22AQI
12th March 2025
20AQI
20AQI
13th March 2025
17AQI
17AQI
14th March 2025
15AQI
15AQI
15th March 2025
16AQI
16AQI
16th March 2025
15AQI
15AQI
17th March 2025
24AQI
24AQI
18th March 2025
26AQI
26AQI
19th March 2025
23AQI
23AQI
20th March 2025
21AQI
21AQI
21st March 2025
22AQI
22AQI
22nd March 2025
29AQI
29AQI
23rd March 2025
15AQI
15AQI
24th March 2025
15AQI
15AQI
25th March 2025
19AQI
19AQI
26th March 2025
20AQI
20AQI
27th March 2025
22AQI
22AQI
28th March 2025
18AQI
18AQI
29th March 2025
20AQI
20AQI
30th March 2025
20AQI
20AQI
31st March 2025
25AQI
25AQI
1st April 2025
35AQI
35AQI
2nd April 2025
24AQI
24AQI
3rd April 2025
17AQI
17AQI
4th April 2025
19AQI
19AQI
5th April 2025
16AQI
16AQI
6th April 2025
20AQI
20AQI
7th April 2025
19AQI
19AQI
8th April 2025
22AQI
22AQI
9th April 2025
15AQI
15AQI
10th April 2025
17AQI
17AQI
11th April 2025
17AQI
17AQI
12th April 2025
18AQI
18AQI
13th April 2025
20AQI
20AQI
14th April 2025
18AQI
18AQI
15th April 2025
18AQI
18AQI
16th April 2025
16AQI
16AQI
17th April 2025
19AQI
19AQI
18th April 2025
20AQI
20AQI
19th April 2025
17AQI
17AQI
20th April 2025
15AQI
15AQI
21st April 2025
14AQI
14AQI
22nd April 2025
17AQI
17AQI
23rd April 2025
14AQI
14AQI
24th April 2025
14AQI
14AQI
25th April 2025
17AQI
17AQI
26th April 2025
22AQI
22AQI
27th April 2025
15AQI
15AQI
28th April 2025
17AQI
17AQI
29th April 2025
12AQI
12AQI
30th April 2025
13AQI
13AQI
1st May 2025
14AQI
14AQI
2nd May 2025
23AQI
23AQI
3rd May 2025
25AQI
25AQI
4th May 2025
16AQI
16AQI
5th May 2025
12AQI
12AQI
6th May 2025
17AQI
17AQI
7th May 2025
15AQI
15AQI
8th May 2025
14AQI
14AQI
9th May 2025
16AQI
16AQI
10th May 2025
15AQI
15AQI
11th May 2025
16AQI
16AQI
12th May 2025
33AQI
33AQI
13th May 2025
25AQI
25AQI
14th May 2025
27AQI
27AQI
15th May 2025
17AQI
17AQI
16th May 2025
20AQI
20AQI
17th May 2025
20AQI
20AQI
18th May 2025
18AQI
18AQI
19th May 2025
15AQI
15AQI
20th May 2025
18AQI
18AQI
21st May 2025
18AQI
18AQI
22nd May 2025
21AQI
21AQI
23rd May 2025
25AQI
25AQI
24th May 2025
13AQI
13AQI
25th May 2025
12AQI
12AQI
26th May 2025
14AQI
14AQI
27th May 2025
21AQI
21AQI
28th May 2025
22AQI
22AQI
29th May 2025
27AQI
27AQI
30th May 2025
26AQI
26AQI
31st May 2025
22AQI
22AQI
1st June 2025
20AQI
20AQI
2nd June 2025
24AQI
24AQI
3rd June 2025
34AQI
34AQI
4th June 2025
29AQI
29AQI
5th June 2025
37AQI
37AQI
6th June 2025
26AQI
26AQI
7th June 2025
44AQI
44AQI
8th June 2025
37AQI
37AQI
9th June 2025
54AQI
54AQI
10th June 2025
62AQI
62AQI
11th June 2025
56AQI
56AQI
12th June 2025
50AQI
50AQI
13th June 2025
55AQI
55AQI
14th June 2025
57AQI
57AQI
15th June 2025
39AQI
39AQI
16th June 2025
33AQI
33AQI
17th June 2025
29AQI
29AQI
18th June 2025
36AQI
36AQI
19th June 2025
27AQI
27AQI
20th June 2025
32AQI
32AQI
21st June 2025
23AQI
23AQI
22nd June 2025
20AQI
20AQI
23rd June 2025
26AQI
26AQI
24th June 2025
35AQI
35AQI
25th June 2025
32AQI
32AQI
26th June 2025
34AQI
34AQI
27th June 2025
35AQI
35AQI
28th June 2025
21AQI
21AQI
29th June 2025
15AQI
15AQI
30th June 2025
16AQI
16AQI
1st July 2025
17AQI
17AQI
2nd July 2025
17AQI
17AQI
3rd July 2025
20AQI
20AQI
4th July 2025
18AQI
18AQI
5th July 2025
22AQI
22AQI
6th July 2025
23AQI
23AQI
7th July 2025
25AQI
25AQI
8th July 2025
30AQI
30AQI
9th July 2025
30AQI
30AQI
10th July 2025
30AQI
30AQI
11th July 2025
34AQI
34AQI
12th July 2025
26AQI
26AQI
13th July 2025
18AQI
18AQI
14th July 2025
23AQI
23AQI
15th July 2025
31AQI
31AQI
16th July 2025
39AQI
39AQI
17th July 2025
44AQI
44AQI
18th July 2025
45AQI
45AQI
19th July 2025
49AQI
49AQI
20th July 2025
52AQI
52AQI
21st July 2025
53AQI
53AQI
22nd July 2025
43AQI
43AQI
23rd July 2025
37AQI
37AQI
24th July 2025
43AQI
43AQI
25th July 2025
33AQI
33AQI
26th July 2025
37AQI
37AQI
27th July 2025
35AQI
35AQI
28th July 2025
42AQI
42AQI
29th July 2025
42AQI
42AQI
30th July 2025
39AQI
39AQI
31st July 2025
43AQI
43AQI
1st August 2025
52AQI
52AQI
2nd August 2025
51AQI
51AQI
28AQI
26AQI
21AQI
18AQI
19AQI
35AQI
34AQI
52AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202526AQI
30
1
28
31
30
31
25
5
29
2
2
204
10
Highest AQI recorded in
August52AQI
Lowest AQI recorded in
April18AQI
202427AQI
25
6
28
1
30
1
30
28
3
28
18
7
3
3
17
13
1
12
2
31
30
27
4
304
35
3
6
Highest AQI recorded in
July61AQI
Lowest AQI recorded in
April13AQI
202335AQI
27
4
28
30
1
30
18
7
5
1
20
6
2
2
16
9
4
2
20
8
3
16
10
2
2
30
1
27
2
30
292
48
16
4
3
Highest AQI recorded in
September63AQI
Lowest AQI recorded in
February13AQI
202219AQI
29
21
31
24
31
30
21
1
24
2
2
26
2
27
3
27
4
292
11
2
Highest AQI recorded in
September29AQI
Lowest AQI recorded in
August8AQI
202124AQI
25
6
28
29
2
30
31
30
19
8
1
3
24
7
30
29
2
28
2
26
1
329
28
1
3
Highest AQI recorded in
July57AQI
Lowest AQI recorded in
September12AQI
202020AQI
12
20
18
30
31
30
1
27
3
31
26
4
29
2
254
10
Highest AQI recorded in
November28AQI
Lowest AQI recorded in
October15AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2023(Avg.)
35AQILeast Polluted Year Recorded
2022(Avg.)
19AQISt Line's annual 2025 AQI (26) shows an average percentage change of 8.7% (worsened AQI) compared to previous years: 2020 (20), 2021 (24), 2022 (19), 2023 (35), 2024 (27).
