Calgary Varsity, Calgary, 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
Calgary Varsity, Calgary, Alberta, Canada
2021
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
15th Aug 2024
157AQILowest AQI recorded on
23rd Aug 2021
0AQISame Day Analysis (2nd August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 2nd highest AQI at 51 of Moderate air quality, showing improvement over 2021 on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 1st Aug - 2nd Aug 2025
Calgary Varsity, Calgary, Alberta, Canada
AQI
Day
Night
.
5 AM1st Aug 2025
9 PM
4 AM2nd Aug 2025
Day time
Avg. Highest Time
3PM1st Aug
63AQI
Avg. Lowest Time
12PM1st Aug
51AQI
Night time
Avg. Highest Time
1AM2nd Aug
56AQI
Avg. Lowest Time
2AM2nd Aug
51AQI
In the last 24 hours,
Calgary Varsity's AQI reached its highest point of 63 at 3 PM during the Day, while the lowest point, 51, was recorded at 2 AM during the Night between 1st Aug and 2nd Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Calgary Varsity, Calgary, Alberta, Canada
JulAug
03rd - 04th04th - 05th05th - 06th06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 31st31st - 01st01st - 02nd02nd
Day
Night
3rd Jul 2025265 AMAQI
3rd Jul 2025206 AMAQI
3rd Jul 2025207 AMAQI
3rd Jul 2025248 AMAQI
3rd Jul 2025269 AMAQI
3rd Jul 20252510 AMAQI
3rd Jul 20252511 AMAQI
3rd Jul 20252312 PMAQI
3rd Jul 2025221 PMAQI
3rd Jul 2025222 PMAQI
3rd Jul 2025233 PMAQI
3rd Jul 2025234 PMAQI
3rd Jul 2025245 PMAQI
3rd Jul 2025246 PMAQI
3rd Jul 2025257 PMAQI
3rd Jul 2025248 PMAQI
3rd Jul 2025239 PMAQI
3rd Jul 20252210 PMAQI
3rd Jul 20252211 PMAQI
4th Jul 20252312 AMAQI
4th Jul 2025231 AMAQI
4th Jul 2025222 AMAQI
4th Jul 2025233 AMAQI
4th Jul 2025224 AMAQI
18°C11/27°C
4th Jul 2025225 AMAQI
4th Jul 2025226 AMAQI
4th Jul 2025237 AMAQI
4th Jul 2025238 AMAQI
4th Jul 2025229 AMAQI
4th Jul 20252210 AMAQI
4th Jul 20252311 AMAQI
4th Jul 20252612 PMAQI
4th Jul 2025241 PMAQI
4th Jul 2025232 PMAQI
4th Jul 2025233 PMAQI
4th Jul 2025234 PMAQI
4th Jul 2025225 PMAQI
4th Jul 2025226 PMAQI
4th Jul 2025237 PMAQI
4th Jul 2025228 PMAQI
4th Jul 2025229 PMAQI
4th Jul 20252210 PMAQI
4th Jul 20252311 PMAQI
5th Jul 20252212 AMAQI
5th Jul 2025231 AMAQI
5th Jul 2025242 AMAQI
5th Jul 2025253 AMAQI
5th Jul 2025274 AMAQI
15°C10/19°C
5th Jul 2025245 AMAQI
5th Jul 2025266 AMAQI
5th Jul 2025237 AMAQI
5th Jul 2025228 AMAQI
5th Jul 2025239 AMAQI
5th Jul 20252210 AMAQI
5th Jul 20252211 AMAQI
5th Jul 20252212 PMAQI
5th Jul 2025221 PMAQI
5th Jul 2025222 PMAQI
5th Jul 2025223 PMAQI
5th Jul 2025224 PMAQI
5th Jul 2025215 PMAQI
5th Jul 2025226 PMAQI
5th Jul 2025207 PMAQI
5th Jul 2025218 PMAQI
5th Jul 2025229 PMAQI
5th Jul 20252210 PMAQI
5th Jul 20252211 PMAQI
6th Jul 20252212 AMAQI
6th Jul 2025211 AMAQI
6th Jul 2025222 AMAQI
6th Jul 2025223 AMAQI
6th Jul 2025244 AMAQI
17°C13/24°C
6th Jul 2025245 AMAQI
6th Jul 2025226 AMAQI
6th Jul 2025237 AMAQI
6th Jul 2025238 AMAQI
6th Jul 2025229 AMAQI
6th Jul 20252310 AMAQI
6th Jul 20252211 AMAQI
6th Jul 20252112 PMAQI
6th Jul 2025201 PMAQI
6th Jul 2025202 PMAQI
6th Jul 2025183 PMAQI
6th Jul 2025204 PMAQI
6th Jul 2025195 PMAQI
6th Jul 2025196 PMAQI
6th Jul 2025197 PMAQI
6th Jul 2025208 PMAQI
6th Jul 2025209 PMAQI
6th Jul 20252110 PMAQI
6th Jul 20251911 PMAQI
7th Jul 20252012 AMAQI
7th Jul 2025211 AMAQI
7th Jul 2025212 AMAQI
7th Jul 2025213 AMAQI
7th Jul 2025214 AMAQI
16°C12/21°C
7th Jul 2025215 AMAQI
7th Jul 2025216 AMAQI
7th Jul 2025227 AMAQI
7th Jul 2025228 AMAQI
7th Jul 2025229 AMAQI
7th Jul 20252310 AMAQI
7th Jul 20252211 AMAQI
7th Jul 20252212 PMAQI
7th Jul 2025241 PMAQI
7th Jul 2025232 PMAQI
7th Jul 2025233 PMAQI
7th Jul 2025234 PMAQI
7th Jul 2025225 PMAQI
7th Jul 2025226 PMAQI
7th Jul 2025227 PMAQI
7th Jul 2025248 PMAQI
7th Jul 2025239 PMAQI
7th Jul 20252310 PMAQI
7th Jul 20252211 PMAQI
8th Jul 20252212 AMAQI
8th Jul 2025221 AMAQI
8th Jul 2025222 AMAQI
8th Jul 2025233 AMAQI
8th Jul 2025224 AMAQI
19°C12/27°C
8th Jul 2025285 AMAQI
8th Jul 2025296 AMAQI
8th Jul 2025307 AMAQI
8th Jul 2025298 AMAQI
8th Jul 2025289 AMAQI
8th Jul 20252810 AMAQI
8th Jul 20252911 AMAQI
8th Jul 20253012 PMAQI
8th Jul 2025311 PMAQI
8th Jul 2025352 PMAQI
8th Jul 2025313 PMAQI
8th Jul 2025294 PMAQI
8th Jul 2025285 PMAQI
8th Jul 2025266 PMAQI
8th Jul 2025287 PMAQI
8th Jul 2025288 PMAQI
8th Jul 2025289 PMAQI
8th Jul 20252810 PMAQI
8th Jul 20252811 PMAQI
9th Jul 20252812 AMAQI
9th Jul 2025291 AMAQI
9th Jul 2025292 AMAQI
9th Jul 2025283 AMAQI
9th Jul 2025274 AMAQI
24°C14/32°C
9th Jul 2025295 AMAQI
9th Jul 2025296 AMAQI
9th Jul 2025307 AMAQI
9th Jul 2025308 AMAQI
9th Jul 2025289 AMAQI
9th Jul 20252810 AMAQI
9th Jul 20252811 AMAQI
9th Jul 20252812 PMAQI
9th Jul 2025281 PMAQI
9th Jul 2025272 PMAQI
9th Jul 2025273 PMAQI
9th Jul 2025284 PMAQI
9th Jul 2025275 PMAQI
9th Jul 2025286 PMAQI
9th Jul 2025307 PMAQI
9th Jul 2025298 PMAQI
9th Jul 2025289 PMAQI
9th Jul 20252710 PMAQI
9th Jul 20252811 PMAQI
10th Jul 20253112 AMAQI
10th Jul 2025281 AMAQI
10th Jul 2025282 AMAQI
10th Jul 2025273 AMAQI
10th Jul 2025274 AMAQI
22°C17/27°C
10th Jul 2025255 AMAQI
10th Jul 2025266 AMAQI
10th Jul 2025257 AMAQI
10th Jul 2025258 AMAQI
10th Jul 2025249 AMAQI
10th Jul 20252210 AMAQI
10th Jul 20252311 AMAQI
10th Jul 20252312 PMAQI
10th Jul 2025251 PMAQI
10th Jul 2025242 PMAQI
10th Jul 2025243 PMAQI
10th Jul 2025244 PMAQI
10th Jul 2025245 PMAQI
10th Jul 2025246 PMAQI
10th Jul 2025237 PMAQI
10th Jul 2025258 PMAQI
10th Jul 2025229 PMAQI
10th Jul 20252010 PMAQI
10th Jul 20252011 PMAQI
11th Jul 20252212 AMAQI
11th Jul 2025221 AMAQI
11th Jul 2025222 AMAQI
11th Jul 2025223 AMAQI
11th Jul 2025224 AMAQI
14°C9/19°C
11th Jul 2025245 AMAQI
11th Jul 2025226 AMAQI
11th Jul 2025217 AMAQI
11th Jul 2025198 AMAQI
11th Jul 2025209 AMAQI
11th Jul 20252210 AMAQI
11th Jul 20252211 AMAQI
11th Jul 20252112 PMAQI
11th Jul 2025221 PMAQI
11th Jul 2025222 PMAQI
11th Jul 2025233 PMAQI
11th Jul 2025244 PMAQI
11th Jul 2025255 PMAQI
11th Jul 2025246 PMAQI
11th Jul 2025247 PMAQI
11th Jul 2025228 PMAQI
11th Jul 2025229 PMAQI
11th Jul 20252310 PMAQI
11th Jul 20252511 PMAQI
12th Jul 20253012 AMAQI
12th Jul 2025301 AMAQI
12th Jul 2025282 AMAQI
12th Jul 2025283 AMAQI
12th Jul 2025264 AMAQI
19°C9/29°C
12th Jul 2025345 AMAQI
12th Jul 2025286 AMAQI
12th Jul 2025267 AMAQI
12th Jul 2025258 AMAQI
12th Jul 2025259 AMAQI
12th Jul 20252510 AMAQI
12th Jul 20252511 AMAQI
12th Jul 20252612 PMAQI
12th Jul 2025271 PMAQI
12th Jul 2025262 PMAQI
12th Jul 2025273 PMAQI
12th Jul 2025264 PMAQI
12th Jul 2025265 PMAQI
12th Jul 2025246 PMAQI
12th Jul 2025247 PMAQI
12th Jul 2025248 PMAQI
12th Jul 2025249 PMAQI
12th Jul 20252510 PMAQI
12th Jul 20252411 PMAQI
13th Jul 20252312 AMAQI
13th Jul 2025241 AMAQI
13th Jul 2025242 AMAQI
13th Jul 2025263 AMAQI
13th Jul 2025234 AMAQI
22°C14/29°C
13th Jul 2025245 AMAQI
13th Jul 2025226 AMAQI
13th Jul 2025247 AMAQI
13th Jul 2025228 AMAQI
13th Jul 2025229 AMAQI
13th Jul 20252310 AMAQI
13th Jul 20252411 AMAQI
13th Jul 20252412 PMAQI
13th Jul 2025241 PMAQI
13th Jul 2025232 PMAQI
13th Jul 2025243 PMAQI
13th Jul 2025244 PMAQI
13th Jul 2025235 PMAQI
13th Jul 2025226 PMAQI
13th Jul 2025237 PMAQI
13th Jul 2025228 PMAQI
13th Jul 2025239 PMAQI
13th Jul 20252210 PMAQI
13th Jul 20252211 PMAQI
14th Jul 20252212 AMAQI
14th Jul 2025221 AMAQI
14th Jul 2025222 AMAQI
14th Jul 2025223 AMAQI
14th Jul 2025214 AMAQI
21°C14/30°C
14th Jul 2025215 AMAQI
14th Jul 2025196 AMAQI
14th Jul 2025187 AMAQI
14th Jul 2025178 AMAQI
14th Jul 2025179 AMAQI
14th Jul 20251810 AMAQI
14th Jul 20251811 AMAQI
14th Jul 20251812 PMAQI
14th Jul 2025181 PMAQI
14th Jul 2025182 PMAQI
14th Jul 2025183 PMAQI
14th Jul 2025184 PMAQI
14th Jul 2025185 PMAQI
14th Jul 2025186 PMAQI
14th Jul 2025187 PMAQI
14th Jul 2025208 PMAQI
14th Jul 2025219 PMAQI
14th Jul 20252010 PMAQI
14th Jul 20252211 PMAQI
15th Jul 20252212 AMAQI
15th Jul 2025221 AMAQI
15th Jul 2025222 AMAQI
15th Jul 2025243 AMAQI
15th Jul 2025224 AMAQI
13°C11/13°C
15th Jul 2025395 AMAQI
15th Jul 2025416 AMAQI
15th Jul 2025407 AMAQI
15th Jul 2025388 AMAQI
15th Jul 2025339 AMAQI
15th Jul 20253310 AMAQI
15th Jul 20253311 AMAQI
15th Jul 20253412 PMAQI
15th Jul 2025341 PMAQI
15th Jul 2025352 PMAQI
15th Jul 2025353 PMAQI
15th Jul 2025364 PMAQI
15th Jul 2025355 PMAQI
15th Jul 2025346 PMAQI
15th Jul 2025347 PMAQI
15th Jul 2025348 PMAQI
15th Jul 2025359 PMAQI
15th Jul 20253510 PMAQI
15th Jul 20253511 PMAQI
16th Jul 20253512 AMAQI
16th Jul 2025361 AMAQI
16th Jul 2025382 AMAQI
16th Jul 2025393 AMAQI
16th Jul 2025404 AMAQI
14°C10/21°C
16th Jul 2025475 AMAQI
16th Jul 2025486 AMAQI
16th Jul 2025497 AMAQI
16th Jul 2025508 AMAQI
16th Jul 2025479 AMAQI
16th Jul 20254510 AMAQI
16th Jul 20254911 AMAQI
16th Jul 20254812 PMAQI
16th Jul 2025491 PMAQI
16th Jul 2025482 PMAQI
16th Jul 2025443 PMAQI
16th Jul 2025444 PMAQI
16th Jul 2025455 PMAQI
16th Jul 2025466 PMAQI
16th Jul 2025457 PMAQI
16th Jul 2025448 PMAQI
16th Jul 2025469 PMAQI
16th Jul 20254710 PMAQI
16th Jul 20254611 PMAQI
17th Jul 20254612 AMAQI
17th Jul 2025451 AMAQI
17th Jul 2025462 AMAQI
17th Jul 2025453 AMAQI
17th Jul 2025504 AMAQI
15°C6/24°C
17th Jul 2025485 AMAQI
17th Jul 2025456 AMAQI
17th Jul 2025417 AMAQI
17th Jul 2025408 AMAQI
17th Jul 2025449 AMAQI
17th Jul 20254510 AMAQI
17th Jul 20254611 AMAQI
17th Jul 20254912 PMAQI
17th Jul 2025511 PMAQI
17th Jul 2025492 PMAQI
17th Jul 2025513 PMAQI
17th Jul 2025504 PMAQI
17th Jul 2025505 PMAQI
17th Jul 2025486 PMAQI
17th Jul 2025517 PMAQI
17th Jul 2025488 PMAQI
17th Jul 2025499 PMAQI
17th Jul 20254810 PMAQI
17th Jul 20254611 PMAQI
18th Jul 20254412 AMAQI
18th Jul 2025451 AMAQI
18th Jul 2025462 AMAQI
18th Jul 2025453 AMAQI
18th Jul 2025474 AMAQI
14°C12/17°C
18th Jul 2025445 AMAQI
18th Jul 2025426 AMAQI
18th Jul 2025457 AMAQI
18th Jul 2025468 AMAQI
18th Jul 2025469 AMAQI
18th Jul 20254610 AMAQI
18th Jul 20254611 AMAQI
18th Jul 20254612 PMAQI
18th Jul 2025451 PMAQI
18th Jul 2025452 PMAQI
18th Jul 2025443 PMAQI
18th Jul 2025434 PMAQI
18th Jul 2025435 PMAQI
18th Jul 2025426 PMAQI
18th Jul 2025437 PMAQI
18th Jul 2025428 PMAQI
18th Jul 2025449 PMAQI
18th Jul 20254410 PMAQI
18th Jul 20254111 PMAQI
19th Jul 20254212 AMAQI
19th Jul 2025431 AMAQI
19th Jul 2025402 AMAQI
19th Jul 2025403 AMAQI
19th Jul 2025394 AMAQI
15°C7/22°C
19th Jul 2025285 AMAQI
19th Jul 2025276 AMAQI
19th Jul 2025277 AMAQI
19th Jul 2025298 AMAQI
19th Jul 2025329 AMAQI
19th Jul 20253210 AMAQI
19th Jul 20253211 AMAQI
19th Jul 20253112 PMAQI
19th Jul 2025301 PMAQI
19th Jul 2025262 PMAQI
19th Jul 2025243 PMAQI
19th Jul 2025244 PMAQI
19th Jul 2025295 PMAQI
19th Jul 2025306 PMAQI
19th Jul 2025287 PMAQI
19th Jul 2025298 PMAQI
19th Jul 2025309 PMAQI
19th Jul 20253110 PMAQI
19th Jul 20252811 PMAQI
20th Jul 20252912 AMAQI
20th Jul 2025281 AMAQI
20th Jul 2025282 AMAQI
20th Jul 2025283 AMAQI
20th Jul 2025284 AMAQI
17°C12/22°C
20th Jul 2025215 AMAQI
20th Jul 2025166 AMAQI
20th Jul 2025197 AMAQI
20th Jul 2025228 AMAQI
20th Jul 2025249 AMAQI
20th Jul 20253210 AMAQI
20th Jul 20253411 AMAQI
20th Jul 20253812 PMAQI
20th Jul 2025391 PMAQI
20th Jul 2025372 PMAQI
20th Jul 2025263 PMAQI
20th Jul 2025264 PMAQI
20th Jul 2025245 PMAQI
20th Jul 2025236 PMAQI
20th Jul 2025237 PMAQI
20th Jul 2025238 PMAQI
20th Jul 2025239 PMAQI
20th Jul 20252310 PMAQI
20th Jul 20252311 PMAQI
21st Jul 20252412 AMAQI
21st Jul 2025261 AMAQI
21st Jul 2025302 AMAQI
21st Jul 2025333 AMAQI
21st Jul 2025274 AMAQI
14°C11/19°C
21st Jul 2025255 AMAQI
21st Jul 2025256 AMAQI
21st Jul 2025307 AMAQI
21st Jul 2025298 AMAQI
21st Jul 2025299 AMAQI
21st Jul 20253310 AMAQI
21st Jul 20254011 AMAQI
21st Jul 20254312 PMAQI
21st Jul 2025341 PMAQI
21st Jul 2025402 PMAQI
21st Jul 2025353 PMAQI
21st Jul 2025404 PMAQI
21st Jul 2025325 PMAQI
21st Jul 2025316 PMAQI
21st Jul 2025287 PMAQI
21st Jul 2025328 PMAQI
21st Jul 2025299 PMAQI
21st Jul 20252810 PMAQI
21st Jul 20253111 PMAQI
22nd Jul 20253412 AMAQI
22nd Jul 2025341 AMAQI
22nd Jul 2025402 AMAQI
22nd Jul 2025363 AMAQI
22nd Jul 2025364 AMAQI
15°C11/19°C
22nd Jul 2025495 AMAQI
22nd Jul 2025486 AMAQI
22nd Jul 2025477 AMAQI
22nd Jul 2025408 AMAQI
22nd Jul 2025399 AMAQI
22nd Jul 20253810 AMAQI
22nd Jul 20253611 AMAQI
22nd Jul 20253912 PMAQI
22nd Jul 2025381 PMAQI
22nd Jul 2025332 PMAQI
22nd Jul 2025363 PMAQI
22nd Jul 2025414 PMAQI
22nd Jul 2025435 PMAQI
22nd Jul 2025446 PMAQI
22nd Jul 2025427 PMAQI
22nd Jul 2025428 PMAQI
22nd Jul 2025419 PMAQI
22nd Jul 20253910 PMAQI
22nd Jul 20253911 PMAQI
23rd Jul 20253812 AMAQI
23rd Jul 2025411 AMAQI
23rd Jul 2025412 AMAQI
23rd Jul 2025413 AMAQI
23rd Jul 2025434 AMAQI
9°C7/10°C
23rd Jul 2025505 AMAQI
23rd Jul 2025546 AMAQI
23rd Jul 2025547 AMAQI
23rd Jul 2025528 AMAQI
23rd Jul 2025519 AMAQI
23rd Jul 20255010 AMAQI
23rd Jul 20254611 AMAQI
23rd Jul 20254312 PMAQI
23rd Jul 2025401 PMAQI
23rd Jul 2025402 PMAQI
23rd Jul 2025383 PMAQI
23rd Jul 2025404 PMAQI
23rd Jul 2025465 PMAQI
23rd Jul 2025456 PMAQI
23rd Jul 2025467 PMAQI
23rd Jul 2025428 PMAQI
23rd Jul 2025439 PMAQI
23rd Jul 20254310 PMAQI
23rd Jul 20253911 PMAQI
24th Jul 20254012 AMAQI
24th Jul 2025401 AMAQI
24th Jul 2025402 AMAQI
24th Jul 2025403 AMAQI
24th Jul 2025424 AMAQI
15°C5/24°C
24th Jul 2025335 AMAQI
24th Jul 2025296 AMAQI
24th Jul 2025387 AMAQI
24th Jul 2025408 AMAQI
24th Jul 2025429 AMAQI
24th Jul 20254410 AMAQI
24th Jul 20254211 AMAQI
24th Jul 20254212 PMAQI
24th Jul 2025441 PMAQI
24th Jul 2025462 PMAQI
24th Jul 2025463 PMAQI
24th Jul 2025434 PMAQI
24th Jul 2025425 PMAQI
24th Jul 2025436 PMAQI
24th Jul 2025427 PMAQI
24th Jul 2025428 PMAQI
24th Jul 2025359 PMAQI
24th Jul 20253410 PMAQI
24th Jul 20253211 PMAQI
25th Jul 20253212 AMAQI
25th Jul 2025341 AMAQI
25th Jul 2025342 AMAQI
25th Jul 2025323 AMAQI
25th Jul 2025314 AMAQI
21°C11/29°C
25th Jul 2025305 AMAQI
25th Jul 2025306 AMAQI
25th Jul 2025307 AMAQI
25th Jul 2025308 AMAQI
25th Jul 2025289 AMAQI
25th Jul 20252910 AMAQI
25th Jul 20252711 AMAQI
25th Jul 20252812 PMAQI
25th Jul 2025281 PMAQI
25th Jul 2025312 PMAQI
25th Jul 2025323 PMAQI
25th Jul 2025324 PMAQI
25th Jul 2025305 PMAQI
25th Jul 2025326 PMAQI
25th Jul 2025307 PMAQI
25th Jul 2025298 PMAQI
25th Jul 2025299 PMAQI
25th Jul 20252810 PMAQI
25th Jul 20252511 PMAQI
26th Jul 20252712 AMAQI
26th Jul 2025261 AMAQI
26th Jul 2025272 AMAQI
26th Jul 2025283 AMAQI
26th Jul 2025284 AMAQI
16°C12/21°C
26th Jul 2025215 AMAQI
26th Jul 2025186 AMAQI
26th Jul 2025187 AMAQI
26th Jul 2025218 AMAQI
26th Jul 2025219 AMAQI
26th Jul 20252410 AMAQI
26th Jul 20252911 AMAQI
26th Jul 20253012 PMAQI
26th Jul 2025311 PMAQI
26th Jul 2025332 PMAQI
26th Jul 2025343 PMAQI
26th Jul 2025364 PMAQI
26th Jul 2025335 PMAQI
26th Jul 2025336 PMAQI
26th Jul 2025327 PMAQI
26th Jul 2025358 PMAQI
26th Jul 2025319 PMAQI
26th Jul 20252910 PMAQI
26th Jul 20252811 PMAQI
27th Jul 20252712 AMAQI
27th Jul 2025281 AMAQI
27th Jul 2025282 AMAQI
27th Jul 2025293 AMAQI
27th Jul 2025374 AMAQI
13°C11/17°C
27th Jul 2025485 AMAQI
27th Jul 2025546 AMAQI
27th Jul 2025527 AMAQI
27th Jul 2025518 AMAQI
27th Jul 2025529 AMAQI
27th Jul 20255210 AMAQI
27th Jul 20255211 AMAQI
27th Jul 20255312 PMAQI
27th Jul 2025471 PMAQI
27th Jul 2025382 PMAQI
27th Jul 2025383 PMAQI
27th Jul 2025424 PMAQI
27th Jul 2025415 PMAQI
27th Jul 2025426 PMAQI
27th Jul 2025387 PMAQI
27th Jul 2025448 PMAQI
27th Jul 2025439 PMAQI
27th Jul 20254310 PMAQI
27th Jul 20254511 PMAQI
28th Jul 20254412 AMAQI
28th Jul 2025441 AMAQI
28th Jul 2025442 AMAQI
28th Jul 2025443 AMAQI
28th Jul 2025444 AMAQI
15°C13/18°C
28th Jul 2025455 AMAQI
28th Jul 2025526 AMAQI
28th Jul 2025507 AMAQI
28th Jul 2025428 AMAQI
28th Jul 2025449 AMAQI
28th Jul 20254610 AMAQI
28th Jul 20254611 AMAQI
28th Jul 20254612 PMAQI
28th Jul 2025451 PMAQI
28th Jul 2025362 PMAQI
28th Jul 2025363 PMAQI
28th Jul 2025394 PMAQI
28th Jul 2025475 PMAQI
28th Jul 2025486 PMAQI
28th Jul 2025477 PMAQI
28th Jul 2025448 PMAQI
28th Jul 2025469 PMAQI
28th Jul 20254410 PMAQI
28th Jul 20254311 PMAQI
29th Jul 20254212 AMAQI
29th Jul 2025441 AMAQI
29th Jul 2025442 AMAQI
29th Jul 2025443 AMAQI
29th Jul 2025434 AMAQI
14°C12/18°C
29th Jul 2025435 AMAQI
29th Jul 2025346 AMAQI
29th Jul 2025347 AMAQI
29th Jul 2025358 AMAQI
29th Jul 2025329 AMAQI
29th Jul 20253110 AMAQI
29th Jul 20253011 AMAQI
29th Jul 20253112 PMAQI
29th Jul 2025341 PMAQI
29th Jul 2025342 PMAQI
29th Jul 2025333 PMAQI
29th Jul 2025344 PMAQI
29th Jul 2025375 PMAQI
29th Jul 2025376 PMAQI
29th Jul 2025367 PMAQI
29th Jul 2025368 PMAQI
29th Jul 2025369 PMAQI
29th Jul 20253710 PMAQI
29th Jul 20253711 PMAQI
30th Jul 20253712 AMAQI
30th Jul 2025381 AMAQI
30th Jul 2025402 AMAQI
30th Jul 2025433 AMAQI
30th Jul 2025434 AMAQI
18°C13/24°C
30th Jul 2025465 AMAQI
30th Jul 2025506 AMAQI
30th Jul 2025517 AMAQI
30th Jul 2025508 AMAQI
30th Jul 2025509 AMAQI
30th Jul 20255110 AMAQI
30th Jul 20255111 AMAQI
30th Jul 20254812 PMAQI
30th Jul 2025481 PMAQI
30th Jul 2025502 PMAQI
30th Jul 2025453 PMAQI
30th Jul 2025404 PMAQI
30th Jul 2025415 PMAQI
30th Jul 2025416 PMAQI
30th Jul 2025417 PMAQI
30th Jul 2025418 PMAQI
30th Jul 2025419 PMAQI
30th Jul 20254110 PMAQI
30th Jul 20254011 PMAQI
31st Jul 20254112 AMAQI
31st Jul 2025421 AMAQI
31st Jul 2025432 AMAQI
31st Jul 2025423 AMAQI
31st Jul 2025454 AMAQI
20°C13/26°C
31st Jul 2025445 AMAQI
31st Jul 2025456 AMAQI
31st Jul 2025487 AMAQI
31st Jul 2025508 AMAQI
31st Jul 2025429 AMAQI
31st Jul 20255010 AMAQI
31st Jul 20255411 AMAQI
31st Jul 20255612 PMAQI
31st Jul 2025571 PMAQI
31st Jul 2025562 PMAQI
31st Jul 2025533 PMAQI
31st Jul 2025544 PMAQI
31st Jul 2025535 PMAQI
31st Jul 2025536 PMAQI
31st Jul 2025527 PMAQI
31st Jul 2025528 PMAQI
31st Jul 2025519 PMAQI
31st Jul 20254910 PMAQI
31st Jul 20255011 PMAQI
1st Aug 20255112 AMAQI
1st Aug 2025521 AMAQI
1st Aug 2025522 AMAQI
1st Aug 2025523 AMAQI
1st Aug 2025534 AMAQI
21°C13/29°C
1st Aug 2025545 AMAQI
1st Aug 2025536 AMAQI
1st Aug 2025547 AMAQI
1st Aug 2025548 AMAQI
1st Aug 2025529 AMAQI
1st Aug 20255110 AMAQI
1st Aug 20255211 AMAQI
1st Aug 20255112 PMAQI
1st Aug 2025521 PMAQI
1st Aug 2025592 PMAQI
1st Aug 2025633 PMAQI
1st Aug 2025614 PMAQI
1st Aug 2025605 PMAQI
1st Aug 2025586 PMAQI
1st Aug 2025567 PMAQI
1st Aug 2025568 PMAQI
1st Aug 2025569 PMAQI
1st Aug 20255510 PMAQI
1st Aug 20255311 PMAQI
2nd Aug 20255512 AMAQI
2nd Aug 2025561 AMAQI
2nd Aug 2025512 AMAQI
2nd Aug 2025543 AMAQI
2nd Aug 2025534 AMAQI
21°C13/28°C
2nd Aug 2025515 AMAQI
5 AM2nd Aug 2025496 AMAQI
2nd Aug 2025417 AMAQI
2nd Aug 2025488 AMAQI
2nd Aug 2025549 AMAQI
2nd Aug 20255410 AMAQI
2nd Aug 20255411 AMAQI
2nd Aug 20255312 PMAQI
2nd Aug 2025531 PMAQI
1 PM2nd Aug 2025512 PMAQI
2nd Aug 2025493 PMAQI
9 PM
1 AM
4 AM
--°C/°C
Day time
Avg. Highest Time
5 AM - 9 PM
34AQI
17 hours / Day
510 hours / Month
Avg. Lowest Time
5 AM - 9 PM
34AQI
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. 34), while the lowest AQI was between 5 AM to 9 PM (Avg. 34).
Night time
Avg. Highest Time
12 AM - 4 AM
33AQI
5 hours / Day
150 hours / Month
Avg. Lowest Time
12 AM - 11 PM
33AQI
7 hours / Day
210 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 4 AM (Avg. 33), while the lowest AQI was between 12 AM to 11 PM (Avg. 33).
2025 Days Vs Air Quality
Calgary Varsity, Calgary, Alberta, Canada
2025
94%
201
6%
13
Total number of days with different AQI categories in last 214 days in 2025 (151 days remaining)
Good
201 DaysModerate
13 DaysPoor
0 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 94%
Health Risk Level:
Very Low
In 2025, 94% of 214 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
Calgary Varsity, Calgary, 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
48AQI
48AQI
2nd January 2025
54AQI
54AQI
3rd January 2025
57AQI
57AQI
4th January 2025
34AQI
34AQI
5th January 2025
50AQI
50AQI
6th January 2025
52AQI
52AQI
7th January 2025
35AQI
35AQI
8th January 2025
27AQI
27AQI
9th January 2025
31AQI
31AQI
10th January 2025
33AQI
33AQI
11th January 2025
26AQI
26AQI
12th January 2025
32AQI
32AQI
13th January 2025
36AQI
36AQI
14th January 2025
31AQI
31AQI
15th January 2025
33AQI
33AQI
16th January 2025
31AQI
31AQI
17th January 2025
28AQI
28AQI
18th January 2025
31AQI
31AQI
19th January 2025
46AQI
46AQI
20th January 2025
47AQI
47AQI
21st January 2025
33AQI
33AQI
22nd January 2025
33AQI
33AQI
23rd January 2025
34AQI
34AQI
24th January 2025
30AQI
30AQI
25th January 2025
31AQI
31AQI
26th January 2025
36AQI
36AQI
27th January 2025
31AQI
31AQI
28th January 2025
34AQI
34AQI
29th January 2025
37AQI
37AQI
30th January 2025
39AQI
39AQI
31st January 2025
50AQI
50AQI
1st February 2025
45AQI
45AQI
2nd February 2025
32AQI
32AQI
3rd February 2025
37AQI
37AQI
4th February 2025
35AQI
35AQI
5th February 2025
31AQI
31AQI
6th February 2025
28AQI
28AQI
7th February 2025
41AQI
41AQI
8th February 2025
42AQI
42AQI
9th February 2025
39AQI
39AQI
10th February 2025
32AQI
32AQI
11th February 2025
33AQI
33AQI
12th February 2025
35AQI
35AQI
13th February 2025
54AQI
54AQI
14th February 2025
30AQI
30AQI
15th February 2025
22AQI
22AQI
16th February 2025
54AQI
54AQI
17th February 2025
43AQI
43AQI
18th February 2025
24AQI
24AQI
19th February 2025
31AQI
31AQI
20th February 2025
28AQI
28AQI
21st February 2025
20AQI
20AQI
22nd February 2025
20AQI
20AQI
23rd February 2025
16AQI
16AQI
24th February 2025
15AQI
15AQI
25th February 2025
21AQI
21AQI
26th February 2025
17AQI
17AQI
27th February 2025
17AQI
17AQI
28th February 2025
21AQI
21AQI
1st March 2025
27AQI
27AQI
2nd March 2025
28AQI
28AQI
3rd March 2025
21AQI
21AQI
4th March 2025
22AQI
22AQI
5th March 2025
24AQI
24AQI
6th March 2025
28AQI
28AQI
7th March 2025
17AQI
17AQI
8th March 2025
13AQI
13AQI
9th March 2025
23AQI
23AQI
10th March 2025
18AQI
18AQI
11th March 2025
16AQI
16AQI
12th March 2025
18AQI
18AQI
13th March 2025
30AQI
30AQI
14th March 2025
31AQI
31AQI
15th March 2025
35AQI
35AQI
16th March 2025
35AQI
35AQI
17th March 2025
38AQI
38AQI
18th March 2025
46AQI
46AQI
19th March 2025
35AQI
35AQI
20th March 2025
32AQI
32AQI
21st March 2025
29AQI
29AQI
22nd March 2025
22AQI
22AQI
23rd March 2025
22AQI
22AQI
24th March 2025
24AQI
24AQI
25th March 2025
20AQI
20AQI
26th March 2025
23AQI
23AQI
27th March 2025
22AQI
22AQI
28th March 2025
25AQI
25AQI
29th March 2025
22AQI
22AQI
30th March 2025
27AQI
27AQI
31st March 2025
25AQI
25AQI
1st April 2025
33AQI
33AQI
2nd April 2025
27AQI
27AQI
3rd April 2025
24AQI
24AQI
4th April 2025
24AQI
24AQI
5th April 2025
24AQI
24AQI
6th April 2025
22AQI
22AQI
7th April 2025
30AQI
30AQI
8th April 2025
16AQI
16AQI
9th April 2025
22AQI
22AQI
10th April 2025
27AQI
27AQI
11th April 2025
26AQI
26AQI
12th April 2025
27AQI
27AQI
13th April 2025
23AQI
23AQI
14th April 2025
28AQI
28AQI
15th April 2025
27AQI
27AQI
16th April 2025
21AQI
21AQI
17th April 2025
19AQI
19AQI
18th April 2025
21AQI
21AQI
19th April 2025
22AQI
22AQI
20th April 2025
20AQI
20AQI
21st April 2025
24AQI
24AQI
22nd April 2025
15AQI
15AQI
23rd April 2025
21AQI
21AQI
24th April 2025
32AQI
32AQI
25th April 2025
32AQI
32AQI
26th April 2025
30AQI
30AQI
27th April 2025
29AQI
29AQI
28th April 2025
28AQI
28AQI
29th April 2025
17AQI
17AQI
30th April 2025
17AQI
17AQI
1st May 2025
24AQI
24AQI
2nd May 2025
26AQI
26AQI
3rd May 2025
38AQI
38AQI
4th May 2025
22AQI
22AQI
5th May 2025
16AQI
16AQI
6th May 2025
23AQI
23AQI
7th May 2025
27AQI
27AQI
8th May 2025
24AQI
24AQI
9th May 2025
24AQI
24AQI
10th May 2025
30AQI
30AQI
11th May 2025
25AQI
25AQI
12th May 2025
29AQI
29AQI
13th May 2025
23AQI
23AQI
14th May 2025
29AQI
29AQI
15th May 2025
20AQI
20AQI
16th May 2025
33AQI
33AQI
17th May 2025
31AQI
31AQI
18th May 2025
32AQI
32AQI
19th May 2025
21AQI
21AQI
20th May 2025
16AQI
16AQI
21st May 2025
15AQI
15AQI
22nd May 2025
21AQI
21AQI
23rd May 2025
23AQI
23AQI
24th May 2025
24AQI
24AQI
25th May 2025
27AQI
27AQI
26th May 2025
26AQI
26AQI
27th May 2025
18AQI
18AQI
28th May 2025
22AQI
22AQI
29th May 2025
34AQI
34AQI
30th May 2025
26AQI
26AQI
31st May 2025
25AQI
25AQI
1st June 2025
18AQI
18AQI
2nd June 2025
19AQI
19AQI
3rd June 2025
24AQI
24AQI
4th June 2025
36AQI
36AQI
5th June 2025
33AQI
33AQI
6th June 2025
27AQI
27AQI
7th June 2025
37AQI
37AQI
8th June 2025
55AQI
55AQI
9th June 2025
55AQI
55AQI
10th June 2025
56AQI
56AQI
11th June 2025
57AQI
57AQI
12th June 2025
59AQI
59AQI
13th June 2025
51AQI
51AQI
14th June 2025
32AQI
32AQI
15th June 2025
24AQI
24AQI
16th June 2025
26AQI
26AQI
17th June 2025
34AQI
34AQI
18th June 2025
38AQI
38AQI
19th June 2025
33AQI
33AQI
20th June 2025
30AQI
30AQI
21st June 2025
23AQI
23AQI
22nd June 2025
21AQI
21AQI
23rd June 2025
33AQI
33AQI
24th June 2025
42AQI
42AQI
25th June 2025
45AQI
45AQI
26th June 2025
31AQI
31AQI
27th June 2025
27AQI
27AQI
28th June 2025
20AQI
20AQI
29th June 2025
17AQI
17AQI
30th June 2025
19AQI
19AQI
1st July 2025
25AQI
25AQI
2nd July 2025
31AQI
31AQI
3rd July 2025
24AQI
24AQI
4th July 2025
23AQI
23AQI
5th July 2025
23AQI
23AQI
6th July 2025
21AQI
21AQI
7th July 2025
22AQI
22AQI
8th July 2025
26AQI
26AQI
9th July 2025
28AQI
28AQI
10th July 2025
28AQI
28AQI
11th July 2025
22AQI
22AQI
12th July 2025
27AQI
27AQI
13th July 2025
23AQI
23AQI
14th July 2025
20AQI
20AQI
15th July 2025
31AQI
31AQI
16th July 2025
43AQI
43AQI
17th July 2025
47AQI
47AQI
18th July 2025
44AQI
44AQI
19th July 2025
32AQI
32AQI
20th July 2025
26AQI
26AQI
21st July 2025
31AQI
31AQI
22nd July 2025
40AQI
40AQI
23rd July 2025
44AQI
44AQI
24th July 2025
40AQI
40AQI
25th July 2025
30AQI
30AQI
26th July 2025
28AQI
28AQI
27th July 2025
42AQI
42AQI
28th July 2025
45AQI
45AQI
29th July 2025
37AQI
37AQI
30th July 2025
44AQI
44AQI
31st July 2025
49AQI
49AQI
1st August 2025
54AQI
54AQI
2nd August 2025
51AQI
51AQI
37AQI
31AQI
26AQI
24AQI
25AQI
34AQI
32AQI
53AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202530AQI
28
3
26
2
31
30
31
24
6
31
2
201
13
Highest AQI recorded in
August53AQI
Lowest AQI recorded in
April24AQI
202433AQI
25
4
2
26
3
24
7
30
28
2
1
28
18
13
17
12
1
1
28
2
31
25
5
22
9
302
57
4
1
Highest AQI recorded in
August52AQI
Lowest AQI recorded in
June20AQI
202337AQI
29
2
27
1
23
8
30
22
5
2
2
22
5
3
19
8
4
8
21
2
21
6
2
1
30
27
2
30
1
288
59
13
2
1
Highest AQI recorded in
August62AQI
Lowest AQI recorded in
April19AQI
202224AQI
26
4
22
29
2
30
31
30
19
1
2
18
10
1
28
3
29
1
25
5
289
26
1
Highest AQI recorded in
September47AQI
Lowest AQI recorded in
May16AQI
202127AQI
28
2
24
4
31
30
31
29
1
13
10
7
1
22
5
4
27
3
30
1
30
28
3
323
29
11
1
Highest AQI recorded in
July73AQI
Lowest AQI recorded in
November14AQI
202021AQI
12
1
20
18
30
31
31
25
3
2
29
1
30
30
1
256
6
2
Highest AQI recorded in
September29AQI
Lowest AQI recorded in
June12AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2023(Avg.)
37AQILeast Polluted Year Recorded
2020(Avg.)
21AQICalgary Varsity's annual 2025 AQI (30) shows an average percentage change of 10.6% (worsened AQI) compared to previous years: 2020 (21), 2021 (27), 2022 (24), 2023 (37), 2024 (33).
