Williams Lake, British Columbia, 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
Williams Lake, British Columbia, Canada
2021
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
1st Aug 2021
187AQILowest AQI recorded on
7th Aug 2021
8AQISame Day Analysis (12th August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 3rd highest AQI at 22 of Good air quality, showing improvement over 2024 and 2021 on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 12th Aug - 13th Aug 2025
Williams Lake, British Columbia, Canada
AQI
Day
Night
.
5 AM12th Aug 2025
9 PM
4 AM13th Aug 2025
Day time
Avg. Highest Time
12PM12th Aug
37AQI
Avg. Lowest Time
8PM12th Aug
15AQI
Night time
Avg. Highest Time
4AM13th Aug
22AQI
Avg. Lowest Time
2AM13th Aug
14AQI
In the last 24 hours,
Williams Lake's AQI reached its highest point of 37 at 12 PM during the Day, while the lowest point, 14, was recorded at 2 AM during the Night between 12th Aug and 13th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Williams Lake, British Columbia, Canada
JulAug
14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 31st31st - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th - 06th06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th
Day
Night
14th Jul 2025185 AMAQI
14th Jul 2025206 AMAQI
14th Jul 2025247 AMAQI
14th Jul 2025268 AMAQI
14th Jul 2025249 AMAQI
14th Jul 20252310 AMAQI
14th Jul 20252311 AMAQI
14th Jul 20252312 PMAQI
14th Jul 2025261 PMAQI
14th Jul 2025352 PMAQI
14th Jul 2025293 PMAQI
14th Jul 2025214 PMAQI
14th Jul 2025225 PMAQI
14th Jul 2025246 PMAQI
14th Jul 2025267 PMAQI
14th Jul 2025268 PMAQI
14th Jul 2025249 PMAQI
14th Jul 20252410 PMAQI
14th Jul 20252711 PMAQI
15th Jul 20252812 AMAQI
15th Jul 2025281 AMAQI
15th Jul 2025292 AMAQI
15th Jul 2025313 AMAQI
15th Jul 2025304 AMAQI
17°C12/21°C
15th Jul 2025415 AMAQI
15th Jul 2025486 AMAQI
15th Jul 2025427 AMAQI
15th Jul 2025388 AMAQI
15th Jul 2025329 AMAQI
15th Jul 20253210 AMAQI
15th Jul 20253411 AMAQI
15th Jul 20253412 PMAQI
15th Jul 2025301 PMAQI
15th Jul 2025442 PMAQI
15th Jul 2025543 PMAQI
15th Jul 2025604 PMAQI
15th Jul 2025545 PMAQI
15th Jul 2025486 PMAQI
15th Jul 2025377 PMAQI
15th Jul 2025348 PMAQI
15th Jul 2025359 PMAQI
15th Jul 20253610 PMAQI
15th Jul 20253111 PMAQI
16th Jul 20253212 AMAQI
16th Jul 2025301 AMAQI
16th Jul 2025302 AMAQI
16th Jul 2025323 AMAQI
16th Jul 2025324 AMAQI
19°C12/25°C
16th Jul 2025425 AMAQI
16th Jul 2025496 AMAQI
16th Jul 2025537 AMAQI
16th Jul 2025528 AMAQI
16th Jul 2025469 AMAQI
16th Jul 20254410 AMAQI
16th Jul 20254711 AMAQI
16th Jul 20254612 PMAQI
16th Jul 2025461 PMAQI
16th Jul 2025472 PMAQI
16th Jul 2025503 PMAQI
16th Jul 2025524 PMAQI
16th Jul 2025495 PMAQI
16th Jul 2025466 PMAQI
16th Jul 2025457 PMAQI
16th Jul 2025488 PMAQI
16th Jul 2025469 PMAQI
16th Jul 20254610 PMAQI
16th Jul 20254911 PMAQI
17th Jul 20254612 AMAQI
17th Jul 2025461 AMAQI
17th Jul 2025462 AMAQI
17th Jul 2025463 AMAQI
17th Jul 2025474 AMAQI
18°C15/21°C
17th Jul 2025525 AMAQI
17th Jul 2025546 AMAQI
17th Jul 2025497 AMAQI
17th Jul 2025508 AMAQI
17th Jul 2025499 AMAQI
17th Jul 20255110 AMAQI
17th Jul 20255311 AMAQI
17th Jul 20255212 PMAQI
17th Jul 2025521 PMAQI
17th Jul 2025502 PMAQI
17th Jul 2025513 PMAQI
17th Jul 2025484 PMAQI
17th Jul 2025475 PMAQI
17th Jul 2025446 PMAQI
17th Jul 2025417 PMAQI
17th Jul 2025408 PMAQI
17th Jul 2025449 PMAQI
17th Jul 20254210 PMAQI
17th Jul 20253311 PMAQI
18th Jul 20253312 AMAQI
18th Jul 2025341 AMAQI
18th Jul 2025372 AMAQI
18th Jul 2025403 AMAQI
18th Jul 2025434 AMAQI
18°C13/23°C
18th Jul 2025485 AMAQI
18th Jul 2025466 AMAQI
18th Jul 2025507 AMAQI
18th Jul 2025528 AMAQI
18th Jul 2025519 AMAQI
18th Jul 20254310 AMAQI
18th Jul 20254611 AMAQI
18th Jul 20254912 PMAQI
18th Jul 2025561 PMAQI
18th Jul 2025532 PMAQI
18th Jul 2025523 PMAQI
18th Jul 2025524 PMAQI
18th Jul 2025495 PMAQI
18th Jul 2025406 PMAQI
18th Jul 2025437 PMAQI
18th Jul 2025368 PMAQI
18th Jul 2025449 PMAQI
18th Jul 20254210 PMAQI
18th Jul 20252911 PMAQI
19th Jul 20253412 AMAQI
19th Jul 2025331 AMAQI
19th Jul 2025342 AMAQI
19th Jul 2025303 AMAQI
19th Jul 2025284 AMAQI
19°C14/22°C
19th Jul 2025315 AMAQI
19th Jul 2025306 AMAQI
19th Jul 2025317 AMAQI
19th Jul 2025348 AMAQI
19th Jul 2025389 AMAQI
19th Jul 20254010 AMAQI
19th Jul 20253911 AMAQI
19th Jul 20253912 PMAQI
19th Jul 2025471 PMAQI
19th Jul 2025492 PMAQI
19th Jul 2025503 PMAQI
19th Jul 2025464 PMAQI
19th Jul 2025405 PMAQI
19th Jul 2025366 PMAQI
19th Jul 2025347 PMAQI
19th Jul 2025308 PMAQI
19th Jul 2025329 PMAQI
19th Jul 20253010 PMAQI
19th Jul 20252611 PMAQI
20th Jul 20252912 AMAQI
20th Jul 2025301 AMAQI
20th Jul 2025302 AMAQI
20th Jul 2025273 AMAQI
20th Jul 2025324 AMAQI
19°C14/22°C
20th Jul 2025285 AMAQI
20th Jul 2025246 AMAQI
20th Jul 2025277 AMAQI
20th Jul 2025308 AMAQI
20th Jul 2025309 AMAQI
20th Jul 20253210 AMAQI
20th Jul 20252811 AMAQI
20th Jul 20252712 PMAQI
20th Jul 2025311 PMAQI
20th Jul 2025322 PMAQI
20th Jul 2025343 PMAQI
20th Jul 2025354 PMAQI
20th Jul 2025395 PMAQI
20th Jul 2025326 PMAQI
20th Jul 2025327 PMAQI
20th Jul 2025348 PMAQI
20th Jul 2025269 PMAQI
20th Jul 20252610 PMAQI
20th Jul 20252511 PMAQI
21st Jul 20252812 AMAQI
21st Jul 2025361 AMAQI
21st Jul 2025402 AMAQI
21st Jul 2025403 AMAQI
21st Jul 2025364 AMAQI
18°C13/22°C
21st Jul 2025395 AMAQI
21st Jul 2025516 AMAQI
21st Jul 2025447 AMAQI
21st Jul 2025408 AMAQI
21st Jul 2025429 AMAQI
21st Jul 20253810 AMAQI
21st Jul 20254311 AMAQI
21st Jul 20254512 PMAQI
21st Jul 2025431 PMAQI
21st Jul 2025532 PMAQI
21st Jul 2025533 PMAQI
21st Jul 2025504 PMAQI
21st Jul 2025535 PMAQI
21st Jul 2025536 PMAQI
21st Jul 2025547 PMAQI
21st Jul 2025548 PMAQI
21st Jul 2025489 PMAQI
21st Jul 20254610 PMAQI
21st Jul 20255411 PMAQI
22nd Jul 20255712 AMAQI
22nd Jul 2025581 AMAQI
22nd Jul 2025562 AMAQI
22nd Jul 2025563 AMAQI
22nd Jul 2025554 AMAQI
19°C13/24°C
22nd Jul 2025535 AMAQI
22nd Jul 2025526 AMAQI
22nd Jul 2025467 AMAQI
22nd Jul 2025308 AMAQI
22nd Jul 2025349 AMAQI
22nd Jul 20253810 AMAQI
22nd Jul 20253211 AMAQI
22nd Jul 20253312 PMAQI
22nd Jul 2025321 PMAQI
22nd Jul 2025302 PMAQI
22nd Jul 2025303 PMAQI
22nd Jul 2025334 PMAQI
22nd Jul 2025345 PMAQI
22nd Jul 2025326 PMAQI
22nd Jul 2025307 PMAQI
22nd Jul 2025338 PMAQI
22nd Jul 2025399 PMAQI
22nd Jul 20254010 PMAQI
22nd Jul 20253511 PMAQI
23rd Jul 20253512 AMAQI
23rd Jul 2025291 AMAQI
23rd Jul 2025302 AMAQI
23rd Jul 2025253 AMAQI
23rd Jul 2025264 AMAQI
18°C13/24°C
23rd Jul 2025365 AMAQI
23rd Jul 2025386 AMAQI
23rd Jul 2025387 AMAQI
23rd Jul 2025368 AMAQI
23rd Jul 2025389 AMAQI
23rd Jul 20253810 AMAQI
23rd Jul 20253611 AMAQI
23rd Jul 20253512 PMAQI
23rd Jul 2025371 PMAQI
23rd Jul 2025372 PMAQI
23rd Jul 2025383 PMAQI
23rd Jul 2025404 PMAQI
23rd Jul 2025385 PMAQI
23rd Jul 2025366 PMAQI
23rd Jul 2025327 PMAQI
23rd Jul 2025328 PMAQI
23rd Jul 2025369 PMAQI
23rd Jul 20253410 PMAQI
23rd Jul 20252711 PMAQI
24th Jul 20252812 AMAQI
24th Jul 2025281 AMAQI
24th Jul 2025302 AMAQI
24th Jul 2025273 AMAQI
24th Jul 2025334 AMAQI
22°C14/26°C
24th Jul 2025335 AMAQI
24th Jul 2025386 AMAQI
24th Jul 2025417 AMAQI
24th Jul 2025408 AMAQI
24th Jul 2025429 AMAQI
24th Jul 20253910 AMAQI
24th Jul 20254211 AMAQI
24th Jul 20253712 PMAQI
24th Jul 2025401 PMAQI
24th Jul 2025422 PMAQI
24th Jul 2025383 PMAQI
24th Jul 2025304 PMAQI
24th Jul 2025295 PMAQI
24th Jul 2025266 PMAQI
24th Jul 2025257 PMAQI
24th Jul 2025248 PMAQI
24th Jul 2025279 PMAQI
24th Jul 20252610 PMAQI
24th Jul 20252111 PMAQI
25th Jul 20252412 AMAQI
25th Jul 2025241 AMAQI
25th Jul 2025262 AMAQI
25th Jul 2025283 AMAQI
25th Jul 2025294 AMAQI
21°C16/24°C
25th Jul 2025305 AMAQI
25th Jul 2025326 AMAQI
25th Jul 2025287 AMAQI
25th Jul 2025208 AMAQI
25th Jul 2025209 AMAQI
25th Jul 20252510 AMAQI
25th Jul 20252511 AMAQI
25th Jul 20253112 PMAQI
25th Jul 2025391 PMAQI
25th Jul 2025342 PMAQI
25th Jul 2025233 PMAQI
25th Jul 2025234 PMAQI
25th Jul 2025235 PMAQI
25th Jul 2025246 PMAQI
25th Jul 2025237 PMAQI
25th Jul 2025218 PMAQI
25th Jul 2025249 PMAQI
25th Jul 20252310 PMAQI
25th Jul 20252311 PMAQI
26th Jul 20252912 AMAQI
26th Jul 2025251 AMAQI
26th Jul 2025322 AMAQI
26th Jul 2025343 AMAQI
26th Jul 2025324 AMAQI
19°C15/22°C
26th Jul 2025345 AMAQI
26th Jul 2025326 AMAQI
26th Jul 2025227 AMAQI
26th Jul 2025238 AMAQI
26th Jul 2025269 AMAQI
26th Jul 20253210 AMAQI
26th Jul 20252711 AMAQI
26th Jul 20252812 PMAQI
26th Jul 2025281 PMAQI
26th Jul 2025282 PMAQI
26th Jul 2025293 PMAQI
26th Jul 2025264 PMAQI
26th Jul 2025265 PMAQI
26th Jul 2025276 PMAQI
26th Jul 2025257 PMAQI
26th Jul 2025278 PMAQI
26th Jul 2025289 PMAQI
26th Jul 20252710 PMAQI
26th Jul 20252611 PMAQI
27th Jul 20252612 AMAQI
27th Jul 2025251 AMAQI
27th Jul 2025262 AMAQI
27th Jul 2025283 AMAQI
27th Jul 2025344 AMAQI
16°C11/18°C
27th Jul 2025345 AMAQI
27th Jul 2025336 AMAQI
27th Jul 2025287 AMAQI
27th Jul 2025278 AMAQI
27th Jul 2025299 AMAQI
27th Jul 20252810 AMAQI
27th Jul 20253011 AMAQI
27th Jul 20253012 PMAQI
27th Jul 2025301 PMAQI
27th Jul 2025322 PMAQI
27th Jul 2025363 PMAQI
27th Jul 2025354 PMAQI
27th Jul 2025265 PMAQI
27th Jul 2025286 PMAQI
27th Jul 2025297 PMAQI
27th Jul 2025298 PMAQI
27th Jul 2025279 PMAQI
27th Jul 20252810 PMAQI
27th Jul 20252811 PMAQI
28th Jul 20252812 AMAQI
28th Jul 2025291 AMAQI
28th Jul 2025282 AMAQI
28th Jul 2025303 AMAQI
28th Jul 2025304 AMAQI
17°C10/24°C
28th Jul 2025365 AMAQI
28th Jul 2025386 AMAQI
28th Jul 2025387 AMAQI
28th Jul 2025408 AMAQI
28th Jul 2025389 AMAQI
28th Jul 20253910 AMAQI
28th Jul 20254211 AMAQI
28th Jul 20253812 PMAQI
28th Jul 2025381 PMAQI
28th Jul 2025392 PMAQI
28th Jul 2025373 PMAQI
28th Jul 2025394 PMAQI
28th Jul 2025345 PMAQI
28th Jul 2025316 PMAQI
28th Jul 2025287 PMAQI
28th Jul 2025288 PMAQI
28th Jul 2025259 PMAQI
28th Jul 20252310 PMAQI
28th Jul 20252411 PMAQI
29th Jul 20252412 AMAQI
29th Jul 2025231 AMAQI
29th Jul 2025222 AMAQI
29th Jul 2025243 AMAQI
29th Jul 2025244 AMAQI
21°C14/26°C
29th Jul 2025285 AMAQI
29th Jul 2025276 AMAQI
29th Jul 2025357 AMAQI
29th Jul 2025368 AMAQI
29th Jul 2025419 AMAQI
29th Jul 20254310 AMAQI
29th Jul 20254411 AMAQI
29th Jul 20254112 PMAQI
29th Jul 2025411 PMAQI
29th Jul 2025442 PMAQI
29th Jul 2025463 PMAQI
29th Jul 2025454 PMAQI
29th Jul 2025435 PMAQI
29th Jul 2025386 PMAQI
29th Jul 2025347 PMAQI
29th Jul 2025308 PMAQI
29th Jul 2025339 PMAQI
29th Jul 20253210 PMAQI
29th Jul 20252811 PMAQI
30th Jul 20253012 AMAQI
30th Jul 2025321 AMAQI
30th Jul 2025382 AMAQI
30th Jul 2025413 AMAQI
30th Jul 2025444 AMAQI
24°C16/29°C
30th Jul 2025525 AMAQI
30th Jul 2025586 AMAQI
30th Jul 2025577 AMAQI
30th Jul 2025578 AMAQI
30th Jul 2025549 AMAQI
30th Jul 20255210 AMAQI
30th Jul 20255211 AMAQI
30th Jul 20255212 PMAQI
30th Jul 2025531 PMAQI
30th Jul 2025542 PMAQI
30th Jul 2025503 PMAQI
30th Jul 2025524 PMAQI
30th Jul 2025535 PMAQI
30th Jul 2025536 PMAQI
30th Jul 2025537 PMAQI
30th Jul 2025538 PMAQI
30th Jul 2025539 PMAQI
30th Jul 20255310 PMAQI
30th Jul 20253311 PMAQI
31st Jul 20253012 AMAQI
31st Jul 2025301 AMAQI
31st Jul 2025332 AMAQI
31st Jul 2025353 AMAQI
31st Jul 2025364 AMAQI
27°C18/32°C
31st Jul 2025335 AMAQI
31st Jul 2025376 AMAQI
31st Jul 2025417 AMAQI
31st Jul 2025478 AMAQI
31st Jul 2025519 AMAQI
31st Jul 20255310 AMAQI
31st Jul 20255211 AMAQI
31st Jul 20255312 PMAQI
31st Jul 2025551 PMAQI
31st Jul 2025562 PMAQI
31st Jul 2025543 PMAQI
31st Jul 2025474 PMAQI
31st Jul 2025415 PMAQI
31st Jul 2025366 PMAQI
31st Jul 2025297 PMAQI
31st Jul 2025308 PMAQI
31st Jul 2025409 PMAQI
31st Jul 20253510 PMAQI
31st Jul 20253211 PMAQI
1st Aug 20253012 AMAQI
1st Aug 2025301 AMAQI
1st Aug 2025312 AMAQI
1st Aug 2025363 AMAQI
1st Aug 2025434 AMAQI
25°C19/30°C
1st Aug 2025525 AMAQI
1st Aug 2025536 AMAQI
1st Aug 2025527 AMAQI
1st Aug 2025498 AMAQI
1st Aug 2025489 AMAQI
1st Aug 20254710 AMAQI
1st Aug 20254011 AMAQI
1st Aug 20256312 PMAQI
1st Aug 20251121 PMAQI
1st Aug 2025952 PMAQI
1st Aug 2025863 PMAQI
1st Aug 2025844 PMAQI
1st Aug 2025865 PMAQI
1st Aug 2025696 PMAQI
1st Aug 2025567 PMAQI
1st Aug 2025458 PMAQI
1st Aug 2025509 PMAQI
1st Aug 20253910 PMAQI
1st Aug 20252811 PMAQI
2nd Aug 20253012 AMAQI
2nd Aug 2025301 AMAQI
2nd Aug 2025322 AMAQI
2nd Aug 2025343 AMAQI
2nd Aug 2025434 AMAQI
22°C15/26°C
2nd Aug 2025485 AMAQI
2nd Aug 2025506 AMAQI
2nd Aug 2025527 AMAQI
2nd Aug 2025528 AMAQI
2nd Aug 2025529 AMAQI
2nd Aug 20255310 AMAQI
2nd Aug 20255411 AMAQI
2nd Aug 20255412 PMAQI
2nd Aug 2025561 PMAQI
2nd Aug 2025622 PMAQI
2nd Aug 2025583 PMAQI
2nd Aug 2025584 PMAQI
2nd Aug 2025535 PMAQI
2nd Aug 2025496 PMAQI
2nd Aug 2025447 PMAQI
2nd Aug 2025358 PMAQI
2nd Aug 2025429 PMAQI
2nd Aug 20254210 PMAQI
2nd Aug 20253411 PMAQI
3rd Aug 20253412 AMAQI
3rd Aug 2025361 AMAQI
3rd Aug 2025342 AMAQI
3rd Aug 2025363 AMAQI
3rd Aug 2025404 AMAQI
22°C17/27°C
3rd Aug 2025465 AMAQI
3rd Aug 2025436 AMAQI
3rd Aug 2025457 AMAQI
3rd Aug 2025428 AMAQI
3rd Aug 2025369 AMAQI
3rd Aug 20253710 AMAQI
3rd Aug 20253411 AMAQI
3rd Aug 20254212 PMAQI
3rd Aug 2025501 PMAQI
3rd Aug 2025422 PMAQI
3rd Aug 2025383 PMAQI
3rd Aug 2025344 PMAQI
3rd Aug 2025315 PMAQI
3rd Aug 2025266 PMAQI
3rd Aug 2025257 PMAQI
3rd Aug 2025288 PMAQI
3rd Aug 2025369 PMAQI
3rd Aug 20252610 PMAQI
3rd Aug 20253011 PMAQI
4th Aug 20252812 AMAQI
4th Aug 2025211 AMAQI
4th Aug 2025242 AMAQI
4th Aug 2025273 AMAQI
4th Aug 2025274 AMAQI
20°C15/25°C
4th Aug 2025315 AMAQI
4th Aug 2025306 AMAQI
4th Aug 2025307 AMAQI
4th Aug 2025298 AMAQI
4th Aug 2025259 AMAQI
4th Aug 20252310 AMAQI
4th Aug 20252211 AMAQI
4th Aug 20252012 PMAQI
4th Aug 2025261 PMAQI
4th Aug 2025332 PMAQI
4th Aug 2025343 PMAQI
4th Aug 2025364 PMAQI
4th Aug 2025395 PMAQI
4th Aug 2025316 PMAQI
4th Aug 2025327 PMAQI
4th Aug 2025338 PMAQI
4th Aug 2025279 PMAQI
4th Aug 20253610 PMAQI
4th Aug 20254811 PMAQI
5th Aug 20253812 AMAQI
5th Aug 2025451 AMAQI
5th Aug 2025462 AMAQI
5th Aug 2025513 AMAQI
5th Aug 2025534 AMAQI
19°C14/24°C
5th Aug 2025485 AMAQI
5th Aug 2025506 AMAQI
5th Aug 2025447 AMAQI
5th Aug 2025428 AMAQI
5th Aug 2025439 AMAQI
5th Aug 20254210 AMAQI
5th Aug 20254211 AMAQI
5th Aug 20254012 PMAQI
5th Aug 2025391 PMAQI
5th Aug 2025422 PMAQI
5th Aug 2025363 PMAQI
5th Aug 2025314 PMAQI
5th Aug 2025245 PMAQI
5th Aug 2025226 PMAQI
5th Aug 2025227 PMAQI
5th Aug 2025208 PMAQI
5th Aug 2025389 PMAQI
5th Aug 20254110 PMAQI
5th Aug 20252111 PMAQI
6th Aug 20251812 AMAQI
6th Aug 2025221 AMAQI
6th Aug 2025222 AMAQI
6th Aug 2025223 AMAQI
6th Aug 2025254 AMAQI
20°C15/23°C
6th Aug 2025265 AMAQI
6th Aug 2025286 AMAQI
6th Aug 2025307 AMAQI
6th Aug 2025258 AMAQI
6th Aug 2025329 AMAQI
6th Aug 20252910 AMAQI
6th Aug 20252311 AMAQI
6th Aug 20252912 PMAQI
6th Aug 2025311 PMAQI
6th Aug 2025322 PMAQI
6th Aug 2025303 PMAQI
6th Aug 2025294 PMAQI
6th Aug 2025255 PMAQI
6th Aug 2025196 PMAQI
6th Aug 2025187 PMAQI
6th Aug 2025158 PMAQI
6th Aug 2025229 PMAQI
6th Aug 20251810 PMAQI
6th Aug 20251411 PMAQI
7th Aug 20252412 AMAQI
7th Aug 2025161 AMAQI
7th Aug 2025162 AMAQI
7th Aug 2025183 AMAQI
7th Aug 2025174 AMAQI
18°C14/21°C
7th Aug 2025175 AMAQI
7th Aug 2025156 AMAQI
7th Aug 2025147 AMAQI
7th Aug 2025148 AMAQI
7th Aug 2025159 AMAQI
7th Aug 20251410 AMAQI
7th Aug 20251511 AMAQI
7th Aug 20251612 PMAQI
7th Aug 2025251 PMAQI
7th Aug 2025172 PMAQI
7th Aug 2025173 PMAQI
7th Aug 2025184 PMAQI
7th Aug 2025185 PMAQI
7th Aug 2025186 PMAQI
7th Aug 2025187 PMAQI
7th Aug 2025188 PMAQI
7th Aug 2025179 PMAQI
7th Aug 20251710 PMAQI
7th Aug 20251511 PMAQI
8th Aug 20251712 AMAQI
8th Aug 2025181 AMAQI
8th Aug 2025192 AMAQI
8th Aug 2025173 AMAQI
8th Aug 2025164 AMAQI
17°C12/22°C
8th Aug 2025165 AMAQI
8th Aug 2025166 AMAQI
8th Aug 2025187 AMAQI
8th Aug 2025168 AMAQI
8th Aug 2025189 AMAQI
8th Aug 20251710 AMAQI
8th Aug 20251611 AMAQI
8th Aug 20252012 PMAQI
8th Aug 2025221 PMAQI
8th Aug 2025242 PMAQI
8th Aug 2025223 PMAQI
8th Aug 2025234 PMAQI
8th Aug 2025215 PMAQI
8th Aug 2025206 PMAQI
8th Aug 2025197 PMAQI
8th Aug 2025188 PMAQI
8th Aug 2025179 PMAQI
8th Aug 20251610 PMAQI
8th Aug 20251611 PMAQI
9th Aug 20251612 AMAQI
9th Aug 2025161 AMAQI
9th Aug 2025182 AMAQI
9th Aug 2025183 AMAQI
9th Aug 2025164 AMAQI
19°C13/23°C
9th Aug 2025245 AMAQI
9th Aug 2025206 AMAQI
9th Aug 2025217 AMAQI
9th Aug 2025328 AMAQI
9th Aug 2025329 AMAQI
9th Aug 20252710 AMAQI
9th Aug 20252211 AMAQI
9th Aug 20252212 PMAQI
9th Aug 2025191 PMAQI
9th Aug 2025222 PMAQI
9th Aug 2025193 PMAQI
9th Aug 2025204 PMAQI
9th Aug 2025205 PMAQI
9th Aug 2025196 PMAQI
9th Aug 2025227 PMAQI
9th Aug 2025248 PMAQI
9th Aug 2025199 PMAQI
9th Aug 20252010 PMAQI
9th Aug 20252411 PMAQI
10th Aug 20252512 AMAQI
10th Aug 2025291 AMAQI
10th Aug 2025282 AMAQI
10th Aug 2025293 AMAQI
10th Aug 2025304 AMAQI
18°C14/21°C
10th Aug 2025425 AMAQI
10th Aug 2025446 AMAQI
10th Aug 2025467 AMAQI
10th Aug 2025488 AMAQI
10th Aug 2025479 AMAQI
10th Aug 20254710 AMAQI
10th Aug 20254511 AMAQI
10th Aug 20254812 PMAQI
10th Aug 2025441 PMAQI
10th Aug 2025382 PMAQI
10th Aug 2025333 PMAQI
10th Aug 2025294 PMAQI
10th Aug 2025265 PMAQI
10th Aug 2025256 PMAQI
10th Aug 2025257 PMAQI
10th Aug 2025248 PMAQI
10th Aug 2025339 PMAQI
10th Aug 20253010 PMAQI
10th Aug 20252111 PMAQI
11th Aug 20252012 AMAQI
11th Aug 2025191 AMAQI
11th Aug 2025232 AMAQI
11th Aug 2025183 AMAQI
11th Aug 2025164 AMAQI
23°C17/28°C
11th Aug 2025225 AMAQI
11th Aug 2025326 AMAQI
11th Aug 2025217 AMAQI
11th Aug 2025178 AMAQI
11th Aug 2025169 AMAQI
11th Aug 20251510 AMAQI
11th Aug 20251611 AMAQI
11th Aug 20251812 PMAQI
11th Aug 2025241 PMAQI
11th Aug 2025192 PMAQI
11th Aug 2025173 PMAQI
11th Aug 2025154 PMAQI
11th Aug 2025165 PMAQI
11th Aug 2025166 PMAQI
11th Aug 2025147 PMAQI
11th Aug 2025178 PMAQI
11th Aug 2025169 PMAQI
11th Aug 20251610 PMAQI
11th Aug 20251311 PMAQI
12th Aug 20251412 AMAQI
12th Aug 2025161 AMAQI
12th Aug 2025162 AMAQI
12th Aug 2025183 AMAQI
12th Aug 2025194 AMAQI
20°C14/24°C
12th Aug 2025195 AMAQI
12th Aug 2025226 AMAQI
12th Aug 2025247 AMAQI
12th Aug 2025248 AMAQI
12th Aug 2025289 AMAQI
12th Aug 20253010 AMAQI
12th Aug 20253511 AMAQI
12th Aug 20253712 PMAQI
12th Aug 2025361 PMAQI
12th Aug 2025332 PMAQI
12th Aug 2025283 PMAQI
12th Aug 2025244 PMAQI
12th Aug 2025205 PMAQI
12th Aug 2025166 PMAQI
12th Aug 2025187 PMAQI
12th Aug 2025158 PMAQI
12th Aug 2025219 PMAQI
12th Aug 20251910 PMAQI
12th Aug 20251611 PMAQI
13th Aug 20251412 AMAQI
13th Aug 2025151 AMAQI
13th Aug 2025142 AMAQI
13th Aug 2025163 AMAQI
13th Aug 2025224 AMAQI
22°C17/27°C
13th Aug 2025255 AMAQI
5 AM13th Aug 2025246 AMAQI
13th Aug 2025247 AMAQI
13th Aug 2025248 AMAQI
13th Aug 2025199 AMAQI
13th Aug 20252110 AMAQI
13th Aug 20252011 AMAQI
13th Aug 20252212 PMAQI
13th Aug 2025321 PMAQI
1 PM9 PM
1 AM
4 AM
--°C/°C
Day time
Avg. Highest Time
1 PM - 4 PM
40AQI
4 hours / Day
120 hours / Month
Avg. Lowest Time
7 PM - 8 PM
31AQI
2 hours / Day
60 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 1 PM to 4 PM (Avg. 40), while the lowest AQI was between 7 PM to 8 PM (Avg. 31).
Night time
Avg. Highest Time
12 AM - 10 PM
30AQI
6 hours / Day
180 hours / Month
Avg. Lowest Time
12 AM - 11 PM
29AQI
7 hours / Day
210 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 10 PM (Avg. 30), while the lowest AQI was between 12 AM to 11 PM (Avg. 29).
2025 Days Vs Air Quality
Williams Lake, British Columbia, Canada
2025
99%
222
0.8%
2
Total number of days with different AQI categories in last 225 days in 2025 (140 days remaining)
Good
222 DaysModerate
2 DaysPoor
0 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 99%
Health Risk Level:
Very Low
In 2025, 99% of 225 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
Williams Lake, British Columbia, 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
27AQI
27AQI
2nd January 2025
34AQI
34AQI
3rd January 2025
31AQI
31AQI
4th January 2025
28AQI
28AQI
5th January 2025
41AQI
41AQI
6th January 2025
39AQI
39AQI
7th January 2025
28AQI
28AQI
8th January 2025
27AQI
27AQI
9th January 2025
22AQI
22AQI
10th January 2025
26AQI
26AQI
11th January 2025
24AQI
24AQI
12th January 2025
27AQI
27AQI
13th January 2025
38AQI
38AQI
14th January 2025
28AQI
28AQI
15th January 2025
29AQI
29AQI
16th January 2025
27AQI
27AQI
17th January 2025
24AQI
24AQI
18th January 2025
32AQI
32AQI
19th January 2025
32AQI
32AQI
20th January 2025
34AQI
34AQI
21st January 2025
39AQI
39AQI
22nd January 2025
35AQI
35AQI
23rd January 2025
27AQI
27AQI
24th January 2025
32AQI
32AQI
25th January 2025
32AQI
32AQI
26th January 2025
40AQI
40AQI
27th January 2025
41AQI
41AQI
28th January 2025
41AQI
41AQI
29th January 2025
43AQI
43AQI
30th January 2025
44AQI
44AQI
31st January 2025
22AQI
22AQI
1st February 2025
18AQI
18AQI
2nd February 2025
20AQI
20AQI
3rd February 2025
23AQI
23AQI
4th February 2025
26AQI
26AQI
5th February 2025
28AQI
28AQI
6th February 2025
29AQI
29AQI
7th February 2025
36AQI
36AQI
8th February 2025
46AQI
46AQI
9th February 2025
28AQI
28AQI
10th February 2025
33AQI
33AQI
11th February 2025
39AQI
39AQI
12th February 2025
39AQI
39AQI
13th February 2025
38AQI
38AQI
14th February 2025
25AQI
25AQI
15th February 2025
22AQI
22AQI
16th February 2025
37AQI
37AQI
17th February 2025
37AQI
37AQI
18th February 2025
35AQI
35AQI
19th February 2025
24AQI
24AQI
20th February 2025
25AQI
25AQI
21st February 2025
20AQI
20AQI
22nd February 2025
18AQI
18AQI
23rd February 2025
19AQI
19AQI
24th February 2025
20AQI
20AQI
25th February 2025
23AQI
23AQI
26th February 2025
26AQI
26AQI
27th February 2025
22AQI
22AQI
28th February 2025
31AQI
31AQI
1st March 2025
30AQI
30AQI
2nd March 2025
33AQI
33AQI
3rd March 2025
21AQI
21AQI
4th March 2025
28AQI
28AQI
5th March 2025
20AQI
20AQI
6th March 2025
29AQI
29AQI
7th March 2025
25AQI
25AQI
8th March 2025
21AQI
21AQI
9th March 2025
23AQI
23AQI
10th March 2025
23AQI
23AQI
11th March 2025
21AQI
21AQI
12th March 2025
19AQI
19AQI
13th March 2025
18AQI
18AQI
14th March 2025
16AQI
16AQI
15th March 2025
18AQI
18AQI
16th March 2025
18AQI
18AQI
17th March 2025
22AQI
22AQI
18th March 2025
24AQI
24AQI
19th March 2025
27AQI
27AQI
20th March 2025
19AQI
19AQI
21st March 2025
21AQI
21AQI
22nd March 2025
20AQI
20AQI
23rd March 2025
17AQI
17AQI
24th March 2025
19AQI
19AQI
25th March 2025
24AQI
24AQI
26th March 2025
19AQI
19AQI
27th March 2025
17AQI
17AQI
28th March 2025
16AQI
16AQI
29th March 2025
15AQI
15AQI
30th March 2025
21AQI
21AQI
31st March 2025
25AQI
25AQI
1st April 2025
25AQI
25AQI
2nd April 2025
23AQI
23AQI
3rd April 2025
19AQI
19AQI
4th April 2025
24AQI
24AQI
5th April 2025
34AQI
34AQI
6th April 2025
24AQI
24AQI
7th April 2025
14AQI
14AQI
8th April 2025
16AQI
16AQI
9th April 2025
14AQI
14AQI
10th April 2025
16AQI
16AQI
11th April 2025
20AQI
20AQI
12th April 2025
15AQI
15AQI
13th April 2025
19AQI
19AQI
14th April 2025
19AQI
19AQI
15th April 2025
18AQI
18AQI
16th April 2025
14AQI
14AQI
17th April 2025
18AQI
18AQI
18th April 2025
19AQI
19AQI
19th April 2025
13AQI
13AQI
20th April 2025
16AQI
16AQI
21st April 2025
15AQI
15AQI
22nd April 2025
12AQI
12AQI
23rd April 2025
12AQI
12AQI
24th April 2025
16AQI
16AQI
25th April 2025
21AQI
21AQI
26th April 2025
20AQI
20AQI
27th April 2025
14AQI
14AQI
28th April 2025
16AQI
16AQI
29th April 2025
15AQI
15AQI
30th April 2025
18AQI
18AQI
1st May 2025
18AQI
18AQI
2nd May 2025
20AQI
20AQI
3rd May 2025
14AQI
14AQI
4th May 2025
13AQI
13AQI
5th May 2025
17AQI
17AQI
6th May 2025
24AQI
24AQI
7th May 2025
15AQI
15AQI
8th May 2025
15AQI
15AQI
9th May 2025
15AQI
15AQI
10th May 2025
16AQI
16AQI
11th May 2025
18AQI
18AQI
12th May 2025
15AQI
15AQI
13th May 2025
16AQI
16AQI
14th May 2025
16AQI
16AQI
15th May 2025
17AQI
17AQI
16th May 2025
16AQI
16AQI
17th May 2025
17AQI
17AQI
18th May 2025
16AQI
16AQI
19th May 2025
17AQI
17AQI
20th May 2025
13AQI
13AQI
21st May 2025
14AQI
14AQI
22nd May 2025
22AQI
22AQI
23rd May 2025
20AQI
20AQI
24th May 2025
16AQI
16AQI
25th May 2025
19AQI
19AQI
26th May 2025
18AQI
18AQI
27th May 2025
16AQI
16AQI
28th May 2025
21AQI
21AQI
29th May 2025
31AQI
31AQI
30th May 2025
21AQI
21AQI
31st May 2025
17AQI
17AQI
1st June 2025
13AQI
13AQI
2nd June 2025
20AQI
20AQI
3rd June 2025
22AQI
22AQI
4th June 2025
26AQI
26AQI
5th June 2025
28AQI
28AQI
6th June 2025
23AQI
23AQI
7th June 2025
24AQI
24AQI
8th June 2025
24AQI
24AQI
9th June 2025
26AQI
26AQI
10th June 2025
30AQI
30AQI
11th June 2025
41AQI
41AQI
12th June 2025
66AQI
66AQI
13th June 2025
38AQI
38AQI
14th June 2025
26AQI
26AQI
15th June 2025
22AQI
22AQI
16th June 2025
30AQI
30AQI
17th June 2025
43AQI
43AQI
18th June 2025
31AQI
31AQI
19th June 2025
24AQI
24AQI
20th June 2025
21AQI
21AQI
21st June 2025
18AQI
18AQI
22nd June 2025
19AQI
19AQI
23rd June 2025
27AQI
27AQI
24th June 2025
42AQI
42AQI
25th June 2025
39AQI
39AQI
26th June 2025
27AQI
27AQI
27th June 2025
21AQI
21AQI
28th June 2025
19AQI
19AQI
29th June 2025
23AQI
23AQI
30th June 2025
23AQI
23AQI
1st July 2025
22AQI
22AQI
2nd July 2025
20AQI
20AQI
3rd July 2025
17AQI
17AQI
4th July 2025
22AQI
22AQI
5th July 2025
23AQI
23AQI
6th July 2025
21AQI
21AQI
7th July 2025
19AQI
19AQI
8th July 2025
28AQI
28AQI
9th July 2025
25AQI
25AQI
10th July 2025
19AQI
19AQI
11th July 2025
27AQI
27AQI
12th July 2025
23AQI
23AQI
13th July 2025
17AQI
17AQI
14th July 2025
22AQI
22AQI
15th July 2025
36AQI
36AQI
16th July 2025
43AQI
43AQI
17th July 2025
47AQI
47AQI
18th July 2025
43AQI
43AQI
19th July 2025
35AQI
35AQI
20th July 2025
30AQI
30AQI
21st July 2025
44AQI
44AQI
22nd July 2025
42AQI
42AQI
23rd July 2025
35AQI
35AQI
24th July 2025
31AQI
31AQI
25th July 2025
26AQI
26AQI
26th July 2025
28AQI
28AQI
27th July 2025
29AQI
29AQI
28th July 2025
32AQI
32AQI
29th July 2025
33AQI
33AQI
30th July 2025
47AQI
47AQI
31st July 2025
39AQI
39AQI
1st August 2025
52AQI
52AQI
2nd August 2025
44AQI
44AQI
3rd August 2025
35AQI
35AQI
4th August 2025
30AQI
30AQI
5th August 2025
37AQI
37AQI
6th August 2025
23AQI
23AQI
7th August 2025
19AQI
19AQI
8th August 2025
18AQI
18AQI
9th August 2025
20AQI
20AQI
10th August 2025
33AQI
33AQI
11th August 2025
18AQI
18AQI
12th August 2025
22AQI
22AQI
32AQI
28AQI
22AQI
18AQI
18AQI
28AQI
30AQI
29AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202525AQI
31
28
31
30
31
29
1
31
11
1
222
2
Highest AQI recorded in
January32AQI
Lowest AQI recorded in
May18AQI
202420AQI
31
29
31
30
31
28
30
1
30
1
30
31
30
31
362
2
Highest AQI recorded in
December28AQI
Lowest AQI recorded in
June14AQI
202329AQI
31
28
29
2
30
27
1
2
1
27
3
22
6
1
2
24
5
2
24
4
2
31
28
1
30
331
22
7
3
Highest AQI recorded in
July46AQI
Lowest AQI recorded in
December15AQI
202229AQI
29
1
22
28
1
1
17
29
30
21
3
21
7
1
23
7
1
22
7
1
22
9
267
32
4
Highest AQI recorded in
November39AQI
Lowest AQI recorded in
May18AQI
202129AQI
29
1
24
4
30
30
31
29
1
17
8
4
2
26
2
2
30
30
1
24
6
27
3
1
327
26
5
4
Highest AQI recorded in
July61AQI
Lowest AQI recorded in
May16AQI
202022AQI
13
20
18
30
31
31
24
6
27
3
30
30
1
254
10
Highest AQI recorded in
October26AQI
Lowest AQI recorded in
June15AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2022(Avg.)
29AQILeast Polluted Year Recorded
2024(Avg.)
20AQIWilliams Lake's annual 2025 AQI (25) shows an average percentage change of 1.07% (worsened AQI) compared to previous years: 2020 (22), 2021 (29), 2022 (29), 2023 (29), 2024 (20).
