Spokane, Washington, United States 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
Spokane, Washington, United States
2021
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
20th Aug 2023
300AQILowest AQI recorded on
10th Aug 2023
14AQISame Day Analysis (3rd August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 3rd highest AQI at 54 of Moderate air quality, showing improvement over 2024 and 2021 on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 3rd Aug - 4th Aug 2025
Spokane, Washington, United States
AQI
Day
Night
.
5 AM3rd Aug 2025
8 PM
4 AM4th Aug 2025
Day time
Avg. Highest Time
7AM3rd Aug
64AQI
Avg. Lowest Time
4PM3rd Aug
26AQI
Night time
Avg. Highest Time
4AM4th Aug
32AQI
Avg. Lowest Time
10PM3rd Aug
24AQI
In the last 24 hours,
Spokane's AQI reached its highest point of 64 at 7 AM during the Day, while the lowest point, 24, was recorded at 10 PM during the Night between 3rd Aug and 4th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Spokane, Washington, United States
JulAug
05th - 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 - 04th04th
Day
Night
5th Jul 2025195 AMAQI
5th Jul 2025206 AMAQI
5th Jul 2025227 AMAQI
5th Jul 2025218 AMAQI
5th Jul 2025239 AMAQI
5th Jul 20252410 AMAQI
5th Jul 20252411 AMAQI
5th Jul 20252712 PMAQI
5th Jul 2025261 PMAQI
5th Jul 2025222 PMAQI
5th Jul 2025253 PMAQI
5th Jul 2025254 PMAQI
5th Jul 2025255 PMAQI
5th Jul 2025226 PMAQI
5th Jul 2025237 PMAQI
5th Jul 2025238 PMAQI
5th Jul 2025239 PMAQI
5th Jul 20252210 PMAQI
5th Jul 20252211 PMAQI
6th Jul 20252212 AMAQI
6th Jul 2025201 AMAQI
6th Jul 2025242 AMAQI
6th Jul 2025313 AMAQI
6th Jul 2025344 AMAQI
21°C14/29°C
6th Jul 2025345 AMAQI
6th Jul 2025356 AMAQI
6th Jul 2025327 AMAQI
6th Jul 2025308 AMAQI
6th Jul 2025309 AMAQI
6th Jul 20253010 AMAQI
6th Jul 20253011 AMAQI
6th Jul 20252812 PMAQI
6th Jul 2025251 PMAQI
6th Jul 2025272 PMAQI
6th Jul 2025283 PMAQI
6th Jul 2025284 PMAQI
6th Jul 2025275 PMAQI
6th Jul 2025296 PMAQI
6th Jul 2025287 PMAQI
6th Jul 2025278 PMAQI
6th Jul 2025279 PMAQI
6th Jul 20252410 PMAQI
6th Jul 20252411 PMAQI
7th Jul 20252512 AMAQI
7th Jul 2025271 AMAQI
7th Jul 2025292 AMAQI
7th Jul 2025343 AMAQI
7th Jul 2025404 AMAQI
24°C16/31°C
7th Jul 2025415 AMAQI
7th Jul 2025416 AMAQI
7th Jul 2025377 AMAQI
7th Jul 2025388 AMAQI
7th Jul 2025349 AMAQI
7th Jul 20253310 AMAQI
7th Jul 20253211 AMAQI
7th Jul 20253312 PMAQI
7th Jul 2025321 PMAQI
7th Jul 2025322 PMAQI
7th Jul 2025313 PMAQI
7th Jul 2025314 PMAQI
7th Jul 2025305 PMAQI
7th Jul 2025316 PMAQI
7th Jul 2025317 PMAQI
7th Jul 2025318 PMAQI
7th Jul 2025289 PMAQI
7th Jul 20252710 PMAQI
7th Jul 20252711 PMAQI
8th Jul 20252712 AMAQI
8th Jul 2025251 AMAQI
8th Jul 2025312 AMAQI
8th Jul 2025343 AMAQI
8th Jul 2025344 AMAQI
26°C16/34°C
8th Jul 2025405 AMAQI
8th Jul 2025346 AMAQI
8th Jul 2025387 AMAQI
8th Jul 2025388 AMAQI
8th Jul 2025369 AMAQI
8th Jul 20253610 AMAQI
8th Jul 20253911 AMAQI
8th Jul 20253712 PMAQI
8th Jul 2025361 PMAQI
8th Jul 2025382 PMAQI
8th Jul 2025323 PMAQI
8th Jul 2025294 PMAQI
8th Jul 2025295 PMAQI
8th Jul 2025286 PMAQI
8th Jul 2025317 PMAQI
8th Jul 2025308 PMAQI
8th Jul 2025249 PMAQI
8th Jul 20252310 PMAQI
8th Jul 20252511 PMAQI
9th Jul 20252612 AMAQI
9th Jul 2025281 AMAQI
9th Jul 2025242 AMAQI
9th Jul 2025243 AMAQI
9th Jul 2025204 AMAQI
29°C17/38°C
9th Jul 2025215 AMAQI
9th Jul 2025246 AMAQI
9th Jul 2025237 AMAQI
9th Jul 2025218 AMAQI
9th Jul 2025229 AMAQI
9th Jul 20252010 AMAQI
9th Jul 20252011 AMAQI
9th Jul 20252112 PMAQI
9th Jul 2025201 PMAQI
9th Jul 2025222 PMAQI
9th Jul 2025223 PMAQI
9th Jul 2025224 PMAQI
9th Jul 2025265 PMAQI
9th Jul 2025316 PMAQI
9th Jul 2025247 PMAQI
9th Jul 2025258 PMAQI
9th Jul 2025269 PMAQI
9th Jul 20252710 PMAQI
9th Jul 20252611 PMAQI
10th Jul 20252312 AMAQI
10th Jul 2025281 AMAQI
10th Jul 2025212 AMAQI
10th Jul 2025173 AMAQI
10th Jul 2025144 AMAQI
27°C19/35°C
10th Jul 2025145 AMAQI
10th Jul 2025156 AMAQI
10th Jul 2025167 AMAQI
10th Jul 2025158 AMAQI
10th Jul 2025169 AMAQI
10th Jul 20251510 AMAQI
10th Jul 20251811 AMAQI
10th Jul 20251912 PMAQI
10th Jul 2025201 PMAQI
10th Jul 2025202 PMAQI
10th Jul 2025183 PMAQI
10th Jul 2025184 PMAQI
10th Jul 2025175 PMAQI
10th Jul 2025166 PMAQI
10th Jul 2025177 PMAQI
10th Jul 2025198 PMAQI
10th Jul 2025299 PMAQI
10th Jul 20252710 PMAQI
10th Jul 20252111 PMAQI
11th Jul 20252012 AMAQI
11th Jul 2025171 AMAQI
11th Jul 2025212 AMAQI
11th Jul 2025273 AMAQI
11th Jul 2025274 AMAQI
22°C17/29°C
11th Jul 2025285 AMAQI
11th Jul 2025296 AMAQI
11th Jul 2025337 AMAQI
11th Jul 2025368 AMAQI
11th Jul 2025359 AMAQI
11th Jul 20253310 AMAQI
11th Jul 20252911 AMAQI
11th Jul 20252512 PMAQI
11th Jul 2025231 PMAQI
11th Jul 2025252 PMAQI
11th Jul 2025253 PMAQI
11th Jul 2025244 PMAQI
11th Jul 2025255 PMAQI
11th Jul 2025266 PMAQI
11th Jul 2025267 PMAQI
11th Jul 2025288 PMAQI
11th Jul 2025299 PMAQI
11th Jul 20253010 PMAQI
11th Jul 20253011 PMAQI
12th Jul 20253112 AMAQI
12th Jul 2025391 AMAQI
12th Jul 2025382 AMAQI
12th Jul 2025433 AMAQI
12th Jul 2025384 AMAQI
25°C17/33°C
12th Jul 2025415 AMAQI
12th Jul 2025416 AMAQI
12th Jul 2025407 AMAQI
12th Jul 2025418 AMAQI
12th Jul 2025409 AMAQI
12th Jul 20253610 AMAQI
12th Jul 20253411 AMAQI
12th Jul 20252912 PMAQI
12th Jul 2025271 PMAQI
12th Jul 2025272 PMAQI
12th Jul 2025293 PMAQI
12th Jul 2025294 PMAQI
12th Jul 2025285 PMAQI
12th Jul 2025306 PMAQI
12th Jul 2025327 PMAQI
12th Jul 2025328 PMAQI
12th Jul 2025249 PMAQI
12th Jul 20252310 PMAQI
12th Jul 20252311 PMAQI
13th Jul 20252512 AMAQI
13th Jul 2025331 AMAQI
13th Jul 2025282 AMAQI
13th Jul 2025283 AMAQI
13th Jul 2025244 AMAQI
27°C17/35°C
13th Jul 2025295 AMAQI
13th Jul 2025256 AMAQI
13th Jul 2025297 AMAQI
13th Jul 2025268 AMAQI
13th Jul 2025299 AMAQI
13th Jul 20253010 AMAQI
13th Jul 20252911 AMAQI
13th Jul 20252812 PMAQI
13th Jul 2025271 PMAQI
13th Jul 2025262 PMAQI
13th Jul 2025243 PMAQI
13th Jul 2025234 PMAQI
13th Jul 2025235 PMAQI
13th Jul 2025236 PMAQI
13th Jul 2025257 PMAQI
13th Jul 2025258 PMAQI
13th Jul 2025249 PMAQI
13th Jul 20252410 PMAQI
13th Jul 20252611 PMAQI
14th Jul 20252712 AMAQI
14th Jul 2025221 AMAQI
14th Jul 2025192 AMAQI
14th Jul 2025183 AMAQI
14th Jul 2025174 AMAQI
29°C20/39°C
14th Jul 2025175 AMAQI
14th Jul 2025176 AMAQI
14th Jul 2025187 AMAQI
14th Jul 2025198 AMAQI
14th Jul 2025219 AMAQI
14th Jul 20252010 AMAQI
14th Jul 20252011 AMAQI
14th Jul 20252012 PMAQI
14th Jul 2025231 PMAQI
14th Jul 2025302 PMAQI
14th Jul 2025303 PMAQI
14th Jul 2025314 PMAQI
14th Jul 2025275 PMAQI
14th Jul 2025236 PMAQI
14th Jul 2025227 PMAQI
14th Jul 2025218 PMAQI
14th Jul 2025209 PMAQI
14th Jul 20252310 PMAQI
14th Jul 20253211 PMAQI
15th Jul 20253312 AMAQI
15th Jul 2025281 AMAQI
15th Jul 2025242 AMAQI
15th Jul 2025223 AMAQI
15th Jul 2025194 AMAQI
27°C21/36°C
15th Jul 2025195 AMAQI
15th Jul 2025156 AMAQI
15th Jul 2025167 AMAQI
15th Jul 2025168 AMAQI
15th Jul 2025159 AMAQI
15th Jul 20251610 AMAQI
15th Jul 20251611 AMAQI
15th Jul 20251812 PMAQI
15th Jul 2025191 PMAQI
15th Jul 2025172 PMAQI
15th Jul 2025183 PMAQI
15th Jul 2025184 PMAQI
15th Jul 2025185 PMAQI
15th Jul 2025196 PMAQI
15th Jul 2025197 PMAQI
15th Jul 2025218 PMAQI
15th Jul 2025249 PMAQI
15th Jul 20252610 PMAQI
15th Jul 20252611 PMAQI
16th Jul 20252612 AMAQI
16th Jul 2025261 AMAQI
16th Jul 2025232 AMAQI
16th Jul 2025233 AMAQI
16th Jul 2025284 AMAQI
21°C16/27°C
16th Jul 2025285 AMAQI
16th Jul 2025276 AMAQI
16th Jul 2025287 AMAQI
16th Jul 2025318 AMAQI
16th Jul 2025329 AMAQI
16th Jul 20253310 AMAQI
16th Jul 20253611 AMAQI
16th Jul 20253612 PMAQI
16th Jul 2025351 PMAQI
16th Jul 2025372 PMAQI
16th Jul 2025373 PMAQI
16th Jul 2025354 PMAQI
16th Jul 2025345 PMAQI
16th Jul 2025346 PMAQI
16th Jul 2025337 PMAQI
16th Jul 2025338 PMAQI
16th Jul 2025349 PMAQI
16th Jul 20253210 PMAQI
16th Jul 20253211 PMAQI
17th Jul 20253412 AMAQI
17th Jul 2025371 AMAQI
17th Jul 2025412 AMAQI
17th Jul 2025473 AMAQI
17th Jul 2025464 AMAQI
22°C13/31°C
17th Jul 2025515 AMAQI
17th Jul 2025496 AMAQI
17th Jul 2025507 AMAQI
17th Jul 2025498 AMAQI
17th Jul 2025509 AMAQI
17th Jul 20254910 AMAQI
17th Jul 20254911 AMAQI
17th Jul 20255112 PMAQI
17th Jul 2025481 PMAQI
17th Jul 2025452 PMAQI
17th Jul 2025463 PMAQI
17th Jul 2025454 PMAQI
17th Jul 2025475 PMAQI
17th Jul 2025446 PMAQI
17th Jul 2025447 PMAQI
17th Jul 2025428 PMAQI
17th Jul 2025349 PMAQI
17th Jul 20253110 PMAQI
17th Jul 20253211 PMAQI
18th Jul 20253412 AMAQI
18th Jul 2025251 AMAQI
18th Jul 2025262 AMAQI
18th Jul 2025263 AMAQI
18th Jul 2025284 AMAQI
25°C17/32°C
18th Jul 2025305 AMAQI
18th Jul 2025306 AMAQI
18th Jul 2025307 AMAQI
18th Jul 2025308 AMAQI
18th Jul 2025309 AMAQI
18th Jul 20253110 AMAQI
18th Jul 20253511 AMAQI
18th Jul 20253812 PMAQI
18th Jul 2025361 PMAQI
18th Jul 2025342 PMAQI
18th Jul 2025323 PMAQI
18th Jul 2025344 PMAQI
18th Jul 2025335 PMAQI
18th Jul 2025336 PMAQI
18th Jul 2025337 PMAQI
18th Jul 2025338 PMAQI
18th Jul 2025359 PMAQI
18th Jul 20253610 PMAQI
18th Jul 20253611 PMAQI
19th Jul 20253412 AMAQI
19th Jul 2025281 AMAQI
19th Jul 2025322 AMAQI
19th Jul 2025343 AMAQI
19th Jul 2025334 AMAQI
27°C18/34°C
19th Jul 2025325 AMAQI
19th Jul 2025336 AMAQI
19th Jul 2025317 AMAQI
19th Jul 2025318 AMAQI
19th Jul 2025329 AMAQI
19th Jul 20253310 AMAQI
19th Jul 20253411 AMAQI
19th Jul 20253912 PMAQI
19th Jul 2025361 PMAQI
19th Jul 2025322 PMAQI
19th Jul 2025323 PMAQI
19th Jul 2025334 PMAQI
19th Jul 2025315 PMAQI
19th Jul 2025306 PMAQI
19th Jul 2025317 PMAQI
19th Jul 2025318 PMAQI
19th Jul 2025269 PMAQI
19th Jul 20252510 PMAQI
19th Jul 20252511 PMAQI
20th Jul 20252312 AMAQI
20th Jul 2025231 AMAQI
20th Jul 2025222 AMAQI
20th Jul 2025213 AMAQI
20th Jul 2025244 AMAQI
24°C17/31°C
20th Jul 2025255 AMAQI
20th Jul 2025266 AMAQI
20th Jul 2025307 AMAQI
20th Jul 2025348 AMAQI
20th Jul 2025409 AMAQI
20th Jul 20255010 AMAQI
20th Jul 20255811 AMAQI
20th Jul 20255812 PMAQI
20th Jul 2025601 PMAQI
20th Jul 2025562 PMAQI
20th Jul 2025463 PMAQI
20th Jul 2025434 PMAQI
20th Jul 2025415 PMAQI
20th Jul 2025356 PMAQI
20th Jul 2025297 PMAQI
20th Jul 2025278 PMAQI
20th Jul 2025269 PMAQI
20th Jul 20252610 PMAQI
20th Jul 20252911 PMAQI
21st Jul 20253112 AMAQI
21st Jul 2025281 AMAQI
21st Jul 2025282 AMAQI
21st Jul 2025283 AMAQI
21st Jul 2025294 AMAQI
22°C13/27°C
21st Jul 2025295 AMAQI
21st Jul 2025316 AMAQI
21st Jul 2025317 AMAQI
21st Jul 2025308 AMAQI
21st Jul 2025329 AMAQI
21st Jul 20253110 AMAQI
21st Jul 20253411 AMAQI
21st Jul 20253512 PMAQI
21st Jul 2025321 PMAQI
21st Jul 2025312 PMAQI
21st Jul 2025313 PMAQI
21st Jul 2025284 PMAQI
21st Jul 2025295 PMAQI
21st Jul 2025326 PMAQI
21st Jul 2025317 PMAQI
21st Jul 2025308 PMAQI
21st Jul 2025309 PMAQI
21st Jul 20253410 PMAQI
21st Jul 20253511 PMAQI
22nd Jul 20253412 AMAQI
22nd Jul 2025381 AMAQI
22nd Jul 2025392 AMAQI
22nd Jul 2025363 AMAQI
22nd Jul 2025314 AMAQI
22°C18/26°C
22nd Jul 2025315 AMAQI
22nd Jul 2025356 AMAQI
22nd Jul 2025397 AMAQI
22nd Jul 2025428 AMAQI
22nd Jul 2025429 AMAQI
22nd Jul 20254410 AMAQI
22nd Jul 20254811 AMAQI
22nd Jul 20255112 PMAQI
22nd Jul 2025521 PMAQI
22nd Jul 2025492 PMAQI
22nd Jul 2025483 PMAQI
22nd Jul 2025464 PMAQI
22nd Jul 2025425 PMAQI
22nd Jul 2025396 PMAQI
22nd Jul 2025387 PMAQI
22nd Jul 2025378 PMAQI
22nd Jul 2025349 PMAQI
22nd Jul 20253410 PMAQI
22nd Jul 20253611 PMAQI
23rd Jul 20253312 AMAQI
23rd Jul 2025341 AMAQI
23rd Jul 2025352 AMAQI
23rd Jul 2025333 AMAQI
23rd Jul 2025374 AMAQI
20°C15/26°C
23rd Jul 2025405 AMAQI
23rd Jul 2025416 AMAQI
23rd Jul 2025407 AMAQI
23rd Jul 2025428 AMAQI
23rd Jul 2025409 AMAQI
23rd Jul 20254010 AMAQI
23rd Jul 20253711 AMAQI
23rd Jul 20253612 PMAQI
23rd Jul 2025341 PMAQI
23rd Jul 2025352 PMAQI
23rd Jul 2025383 PMAQI
23rd Jul 2025374 PMAQI
23rd Jul 2025345 PMAQI
23rd Jul 2025366 PMAQI
23rd Jul 2025367 PMAQI
23rd Jul 2025348 PMAQI
23rd Jul 2025329 PMAQI
23rd Jul 20253210 PMAQI
23rd Jul 20253311 PMAQI
24th Jul 20253612 AMAQI
24th Jul 2025381 AMAQI
24th Jul 2025422 AMAQI
24th Jul 2025463 AMAQI
24th Jul 2025454 AMAQI
25°C16/33°C
24th Jul 2025485 AMAQI
24th Jul 2025486 AMAQI
24th Jul 2025497 AMAQI
24th Jul 2025488 AMAQI
24th Jul 2025479 AMAQI
24th Jul 20255010 AMAQI
24th Jul 20255011 AMAQI
24th Jul 20254512 PMAQI
24th Jul 2025421 PMAQI
24th Jul 2025402 PMAQI
24th Jul 2025423 PMAQI
24th Jul 2025414 PMAQI
24th Jul 2025415 PMAQI
24th Jul 2025416 PMAQI
24th Jul 2025417 PMAQI
24th Jul 2025418 PMAQI
24th Jul 2025349 PMAQI
24th Jul 20253310 PMAQI
24th Jul 20253211 PMAQI
25th Jul 20253012 AMAQI
25th Jul 2025231 AMAQI
25th Jul 2025302 AMAQI
25th Jul 2025293 AMAQI
25th Jul 2025264 AMAQI
27°C17/35°C
25th Jul 2025235 AMAQI
25th Jul 2025226 AMAQI
25th Jul 2025237 AMAQI
25th Jul 2025238 AMAQI
25th Jul 2025239 AMAQI
25th Jul 20252210 AMAQI
25th Jul 20252011 AMAQI
25th Jul 20252212 PMAQI
25th Jul 2025201 PMAQI
25th Jul 2025202 PMAQI
25th Jul 2025203 PMAQI
25th Jul 2025224 PMAQI
25th Jul 2025225 PMAQI
25th Jul 2025236 PMAQI
25th Jul 2025237 PMAQI
25th Jul 2025228 PMAQI
25th Jul 2025209 PMAQI
25th Jul 20252010 PMAQI
25th Jul 20251911 PMAQI
26th Jul 20251912 AMAQI
26th Jul 2025171 AMAQI
26th Jul 2025172 AMAQI
26th Jul 2025183 AMAQI
26th Jul 2025204 AMAQI
26°C17/34°C
26th Jul 2025205 AMAQI
26th Jul 2025216 AMAQI
26th Jul 2025197 AMAQI
26th Jul 2025198 AMAQI
26th Jul 2025199 AMAQI
26th Jul 20251810 AMAQI
26th Jul 20251811 AMAQI
26th Jul 20251712 PMAQI
26th Jul 2025181 PMAQI
26th Jul 2025172 PMAQI
26th Jul 2025173 PMAQI
26th Jul 2025174 PMAQI
26th Jul 2025175 PMAQI
26th Jul 2025166 PMAQI
26th Jul 2025177 PMAQI
26th Jul 2025178 PMAQI
26th Jul 2025169 PMAQI
26th Jul 20251710 PMAQI
26th Jul 20251811 PMAQI
27th Jul 20252112 AMAQI
27th Jul 2025311 AMAQI
27th Jul 2025372 AMAQI
27th Jul 2025363 AMAQI
27th Jul 2025404 AMAQI
24°C16/32°C
27th Jul 2025425 AMAQI
27th Jul 2025426 AMAQI
27th Jul 2025377 AMAQI
27th Jul 2025368 AMAQI
27th Jul 2025329 AMAQI
27th Jul 20252510 AMAQI
27th Jul 20252211 AMAQI
27th Jul 20252012 PMAQI
27th Jul 2025191 PMAQI
27th Jul 2025202 PMAQI
27th Jul 2025223 PMAQI
27th Jul 2025214 PMAQI
27th Jul 2025215 PMAQI
27th Jul 2025216 PMAQI
27th Jul 2025227 PMAQI
27th Jul 2025228 PMAQI
27th Jul 2025209 PMAQI
27th Jul 20252010 PMAQI
27th Jul 20252011 PMAQI
28th Jul 20252212 AMAQI
28th Jul 2025241 AMAQI
28th Jul 2025232 AMAQI
28th Jul 2025233 AMAQI
28th Jul 2025254 AMAQI
24°C16/33°C
28th Jul 2025235 AMAQI
28th Jul 2025226 AMAQI
28th Jul 2025247 AMAQI
28th Jul 2025268 AMAQI
28th Jul 2025239 AMAQI
28th Jul 20252210 AMAQI
28th Jul 20252411 AMAQI
28th Jul 20252612 PMAQI
28th Jul 2025281 PMAQI
28th Jul 2025262 PMAQI
28th Jul 2025233 PMAQI
28th Jul 2025224 PMAQI
28th Jul 2025235 PMAQI
28th Jul 2025216 PMAQI
28th Jul 2025237 PMAQI
28th Jul 2025228 PMAQI
28th Jul 2025209 PMAQI
28th Jul 20251910 PMAQI
28th Jul 20251911 PMAQI
29th Jul 20252112 AMAQI
29th Jul 2025241 AMAQI
29th Jul 2025282 AMAQI
29th Jul 2025323 AMAQI
29th Jul 2025334 AMAQI
27°C16/35°C
29th Jul 2025335 AMAQI
29th Jul 2025336 AMAQI
29th Jul 2025307 AMAQI
29th Jul 2025288 AMAQI
29th Jul 2025289 AMAQI
29th Jul 20253110 AMAQI
29th Jul 20253511 AMAQI
29th Jul 20253612 PMAQI
29th Jul 2025331 PMAQI
29th Jul 2025352 PMAQI
29th Jul 2025343 PMAQI
29th Jul 2025294 PMAQI
29th Jul 2025265 PMAQI
29th Jul 2025246 PMAQI
29th Jul 2025287 PMAQI
29th Jul 2025298 PMAQI
29th Jul 2025199 PMAQI
29th Jul 20251910 PMAQI
29th Jul 20252211 PMAQI
30th Jul 20252812 AMAQI
30th Jul 2025351 AMAQI
30th Jul 2025342 AMAQI
30th Jul 2025353 AMAQI
30th Jul 2025374 AMAQI
29°C18/37°C
30th Jul 2025375 AMAQI
30th Jul 2025416 AMAQI
30th Jul 2025367 AMAQI
30th Jul 2025368 AMAQI
30th Jul 2025319 AMAQI
30th Jul 20253010 AMAQI
30th Jul 20253111 AMAQI
30th Jul 20253212 PMAQI
30th Jul 2025331 PMAQI
30th Jul 2025352 PMAQI
30th Jul 2025353 PMAQI
30th Jul 2025354 PMAQI
30th Jul 2025355 PMAQI
30th Jul 2025356 PMAQI
30th Jul 2025357 PMAQI
30th Jul 2025358 PMAQI
30th Jul 2025329 PMAQI
30th Jul 20253110 PMAQI
30th Jul 20253111 PMAQI
31st Jul 20252912 AMAQI
31st Jul 2025221 AMAQI
31st Jul 2025232 AMAQI
31st Jul 2025263 AMAQI
31st Jul 2025274 AMAQI
30°C21/39°C
31st Jul 2025305 AMAQI
31st Jul 2025346 AMAQI
31st Jul 2025357 AMAQI
31st Jul 2025378 AMAQI
31st Jul 2025369 AMAQI
31st Jul 20253710 AMAQI
31st Jul 20253611 AMAQI
31st Jul 20254212 PMAQI
31st Jul 2025451 PMAQI
31st Jul 2025412 PMAQI
31st Jul 2025413 PMAQI
31st Jul 2025394 PMAQI
31st Jul 2025385 PMAQI
31st Jul 2025386 PMAQI
31st Jul 2025347 PMAQI
31st Jul 2025378 PMAQI
31st Jul 2025389 PMAQI
31st Jul 20253510 PMAQI
31st Jul 20253611 PMAQI
1st Aug 20253212 AMAQI
1st Aug 2025321 AMAQI
1st Aug 2025322 AMAQI
1st Aug 2025363 AMAQI
1st Aug 2025394 AMAQI
31°C23/39°C
1st Aug 2025345 AMAQI
1st Aug 2025366 AMAQI
1st Aug 2025347 AMAQI
1st Aug 2025348 AMAQI
1st Aug 2025369 AMAQI
1st Aug 20253610 AMAQI
1st Aug 20253611 AMAQI
1st Aug 20253612 PMAQI
1st Aug 2025371 PMAQI
1st Aug 2025422 PMAQI
1st Aug 2025423 PMAQI
1st Aug 2025464 PMAQI
1st Aug 2025505 PMAQI
1st Aug 2025546 PMAQI
1st Aug 2025387 PMAQI
1st Aug 2025468 PMAQI
1st Aug 2025549 PMAQI
1st Aug 20255610 PMAQI
1st Aug 20255411 PMAQI
2nd Aug 20255312 AMAQI
2nd Aug 2025511 AMAQI
2nd Aug 2025532 AMAQI
2nd Aug 2025533 AMAQI
2nd Aug 2025534 AMAQI
25°C20/31°C
2nd Aug 2025545 AMAQI
2nd Aug 2025546 AMAQI
2nd Aug 2025547 AMAQI
2nd Aug 2025538 AMAQI
2nd Aug 2025559 AMAQI
2nd Aug 20255410 AMAQI
2nd Aug 20255411 AMAQI
2nd Aug 20255412 PMAQI
2nd Aug 2025521 PMAQI
2nd Aug 2025492 PMAQI
2nd Aug 2025433 PMAQI
2nd Aug 2025414 PMAQI
2nd Aug 2025385 PMAQI
2nd Aug 2025416 PMAQI
2nd Aug 2025507 PMAQI
2nd Aug 2025458 PMAQI
2nd Aug 2025429 PMAQI
2nd Aug 20254110 PMAQI
2nd Aug 20254811 PMAQI
3rd Aug 20255412 AMAQI
3rd Aug 2025551 AMAQI
3rd Aug 2025572 AMAQI
3rd Aug 2025593 AMAQI
3rd Aug 2025604 AMAQI
26°C18/32°C
3rd Aug 2025625 AMAQI
3rd Aug 2025626 AMAQI
3rd Aug 2025647 AMAQI
3rd Aug 2025608 AMAQI
3rd Aug 2025599 AMAQI
3rd Aug 20255610 AMAQI
3rd Aug 20255511 AMAQI
3rd Aug 20254912 PMAQI
3rd Aug 2025441 PMAQI
3rd Aug 2025372 PMAQI
3rd Aug 2025323 PMAQI
3rd Aug 2025264 PMAQI
3rd Aug 2025285 PMAQI
3rd Aug 2025306 PMAQI
3rd Aug 2025517 PMAQI
3rd Aug 2025378 PMAQI
3rd Aug 2025269 PMAQI
3rd Aug 20252410 PMAQI
3rd Aug 20252511 PMAQI
4th Aug 20252612 AMAQI
4th Aug 2025281 AMAQI
4th Aug 2025312 AMAQI
4th Aug 2025313 AMAQI
4th Aug 2025324 AMAQI
26°C18/32°C
4th Aug 2025345 AMAQI
5 AM4th Aug 2025356 AMAQI
4th Aug 2025367 AMAQI
4th Aug 2025338 AMAQI
4th Aug 2025319 AMAQI
4th Aug 20252810 AMAQI
4th Aug 20252311 AMAQI
4th Aug 20252512 PMAQI
12 PM8 PM
12 AM
4 AM
--°C/°C
Day time
Avg. Highest Time
5 AM - 8 PM
32AQI
16 hours / Day
480 hours / Month
Avg. Lowest Time
5 AM - 8 PM
32AQI
16 hours / Day
480 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 5 AM to 8 PM (Avg. 32), while the lowest AQI was between 5 AM to 8 PM (Avg. 32).
Night time
Avg. Highest Time
12 AM - 4 AM
30AQI
5 hours / Day
150 hours / Month
Avg. Lowest Time
9 PM - 11 PM
28AQI
3 hours / Day
90 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 4 AM (Avg. 30), while the lowest AQI was between 9 PM to 11 PM (Avg. 28).
2025 Days Vs Air Quality
Spokane, Washington, United States
2025
94%
202
6%
13
Total number of days with different AQI categories in last 216 days in 2025 (149 days remaining)
Good
202 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 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
Spokane, Washington, United States
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
53AQI
53AQI
2nd January 2025
49AQI
49AQI
3rd January 2025
29AQI
29AQI
4th January 2025
23AQI
23AQI
5th January 2025
26AQI
26AQI
6th January 2025
22AQI
22AQI
7th January 2025
26AQI
26AQI
8th January 2025
24AQI
24AQI
9th January 2025
30AQI
30AQI
10th January 2025
34AQI
34AQI
11th January 2025
26AQI
26AQI
12th January 2025
45AQI
45AQI
13th January 2025
36AQI
36AQI
14th January 2025
41AQI
41AQI
15th January 2025
43AQI
43AQI
16th January 2025
34AQI
34AQI
17th January 2025
39AQI
39AQI
18th January 2025
57AQI
57AQI
19th January 2025
53AQI
53AQI
20th January 2025
46AQI
46AQI
21st January 2025
41AQI
41AQI
22nd January 2025
55AQI
55AQI
23rd January 2025
55AQI
55AQI
24th January 2025
52AQI
52AQI
25th January 2025
47AQI
47AQI
26th January 2025
54AQI
54AQI
27th January 2025
55AQI
55AQI
28th January 2025
59AQI
59AQI
29th January 2025
59AQI
59AQI
30th January 2025
62AQI
62AQI
31st January 2025
39AQI
39AQI
1st February 2025
17AQI
17AQI
2nd February 2025
19AQI
19AQI
3rd February 2025
21AQI
21AQI
4th February 2025
22AQI
22AQI
5th February 2025
27AQI
27AQI
6th February 2025
40AQI
40AQI
7th February 2025
24AQI
24AQI
8th February 2025
36AQI
36AQI
9th February 2025
48AQI
48AQI
10th February 2025
39AQI
39AQI
11th February 2025
39AQI
39AQI
12th February 2025
52AQI
52AQI
13th February 2025
38AQI
38AQI
14th February 2025
25AQI
25AQI
15th February 2025
28AQI
28AQI
16th February 2025
31AQI
31AQI
17th February 2025
34AQI
34AQI
18th February 2025
29AQI
29AQI
19th February 2025
33AQI
33AQI
20th February 2025
26AQI
26AQI
21st February 2025
38AQI
38AQI
22nd February 2025
28AQI
28AQI
23rd February 2025
24AQI
24AQI
24th February 2025
20AQI
20AQI
25th February 2025
17AQI
17AQI
26th February 2025
21AQI
21AQI
27th February 2025
27AQI
27AQI
28th February 2025
37AQI
37AQI
1st March 2025
38AQI
38AQI
2nd March 2025
45AQI
45AQI
3rd March 2025
27AQI
27AQI
4th March 2025
29AQI
29AQI
5th March 2025
19AQI
19AQI
6th March 2025
22AQI
22AQI
7th March 2025
31AQI
31AQI
8th March 2025
27AQI
27AQI
9th March 2025
24AQI
24AQI
10th March 2025
17AQI
17AQI
11th March 2025
20AQI
20AQI
12th March 2025
21AQI
21AQI
13th March 2025
17AQI
17AQI
14th March 2025
17AQI
17AQI
15th March 2025
19AQI
19AQI
16th March 2025
14AQI
14AQI
17th March 2025
18AQI
18AQI
18th March 2025
19AQI
19AQI
19th March 2025
18AQI
18AQI
20th March 2025
16AQI
16AQI
21st March 2025
15AQI
15AQI
22nd March 2025
15AQI
15AQI
23rd March 2025
15AQI
15AQI
24th March 2025
15AQI
15AQI
25th March 2025
19AQI
19AQI
26th March 2025
37AQI
37AQI
27th March 2025
25AQI
25AQI
28th March 2025
19AQI
19AQI
29th March 2025
16AQI
16AQI
30th March 2025
27AQI
27AQI
31st March 2025
18AQI
18AQI
1st April 2025
17AQI
17AQI
2nd April 2025
21AQI
21AQI
3rd April 2025
19AQI
19AQI
4th April 2025
27AQI
27AQI
5th April 2025
34AQI
34AQI
6th April 2025
39AQI
39AQI
7th April 2025
33AQI
33AQI
8th April 2025
14AQI
14AQI
9th April 2025
15AQI
15AQI
10th April 2025
26AQI
26AQI
11th April 2025
20AQI
20AQI
12th April 2025
28AQI
28AQI
13th April 2025
23AQI
23AQI
14th April 2025
34AQI
34AQI
15th April 2025
39AQI
39AQI
16th April 2025
32AQI
32AQI
17th April 2025
17AQI
17AQI
18th April 2025
25AQI
25AQI
19th April 2025
23AQI
23AQI
20th April 2025
20AQI
20AQI
21st April 2025
13AQI
13AQI
22nd April 2025
24AQI
24AQI
23rd April 2025
29AQI
29AQI
24th April 2025
40AQI
40AQI
25th April 2025
36AQI
36AQI
26th April 2025
45AQI
45AQI
27th April 2025
41AQI
41AQI
28th April 2025
28AQI
28AQI
29th April 2025
18AQI
18AQI
30th April 2025
19AQI
19AQI
1st May 2025
25AQI
25AQI
2nd May 2025
33AQI
33AQI
3rd May 2025
30AQI
30AQI
4th May 2025
16AQI
16AQI
5th May 2025
18AQI
18AQI
6th May 2025
26AQI
26AQI
7th May 2025
30AQI
30AQI
8th May 2025
18AQI
18AQI
9th May 2025
29AQI
29AQI
10th May 2025
35AQI
35AQI
11th May 2025
24AQI
24AQI
12th May 2025
15AQI
15AQI
13th May 2025
16AQI
16AQI
14th May 2025
18AQI
18AQI
15th May 2025
20AQI
20AQI
16th May 2025
17AQI
17AQI
17th May 2025
18AQI
18AQI
18th May 2025
15AQI
15AQI
19th May 2025
16AQI
16AQI
20th May 2025
13AQI
13AQI
21st May 2025
12AQI
12AQI
22nd May 2025
17AQI
17AQI
23rd May 2025
24AQI
24AQI
24th May 2025
29AQI
29AQI
25th May 2025
34AQI
34AQI
26th May 2025
24AQI
24AQI
27th May 2025
15AQI
15AQI
28th May 2025
25AQI
25AQI
29th May 2025
28AQI
28AQI
30th May 2025
15AQI
15AQI
31st May 2025
31AQI
31AQI
1st June 2025
20AQI
20AQI
2nd June 2025
13AQI
13AQI
3rd June 2025
19AQI
19AQI
4th June 2025
21AQI
21AQI
5th June 2025
30AQI
30AQI
6th June 2025
26AQI
26AQI
7th June 2025
23AQI
23AQI
8th June 2025
24AQI
24AQI
9th June 2025
33AQI
33AQI
10th June 2025
30AQI
30AQI
11th June 2025
42AQI
42AQI
12th June 2025
47AQI
47AQI
13th June 2025
25AQI
25AQI
14th June 2025
22AQI
22AQI
15th June 2025
25AQI
25AQI
16th June 2025
30AQI
30AQI
17th June 2025
29AQI
29AQI
18th June 2025
25AQI
25AQI
19th June 2025
22AQI
22AQI
20th June 2025
22AQI
22AQI
21st June 2025
22AQI
22AQI
22nd June 2025
21AQI
21AQI
23rd June 2025
26AQI
26AQI
24th June 2025
50AQI
50AQI
25th June 2025
39AQI
39AQI
26th June 2025
24AQI
24AQI
27th June 2025
17AQI
17AQI
28th June 2025
14AQI
14AQI
29th June 2025
18AQI
18AQI
30th June 2025
26AQI
26AQI
1st July 2025
35AQI
35AQI
2nd July 2025
37AQI
37AQI
3rd July 2025
30AQI
30AQI
4th July 2025
27AQI
27AQI
5th July 2025
24AQI
24AQI
6th July 2025
28AQI
28AQI
7th July 2025
32AQI
32AQI
8th July 2025
32AQI
32AQI
9th July 2025
24AQI
24AQI
10th July 2025
19AQI
19AQI
11th July 2025
27AQI
27AQI
12th July 2025
33AQI
33AQI
13th July 2025
26AQI
26AQI
14th July 2025
22AQI
22AQI
15th July 2025
21AQI
21AQI
16th July 2025
31AQI
31AQI
17th July 2025
43AQI
43AQI
18th July 2025
32AQI
32AQI
19th July 2025
31AQI
31AQI
20th July 2025
33AQI
33AQI
21st July 2025
31AQI
31AQI
22nd July 2025
39AQI
39AQI
23rd July 2025
36AQI
36AQI
24th July 2025
42AQI
42AQI
25th July 2025
23AQI
23AQI
26th July 2025
18AQI
18AQI
27th July 2025
27AQI
27AQI
28th July 2025
23AQI
23AQI
29th July 2025
28AQI
28AQI
30th July 2025
34AQI
34AQI
31st July 2025
34AQI
34AQI
1st August 2025
41AQI
41AQI
2nd August 2025
49AQI
49AQI
3rd August 2025
54AQI
54AQI
42AQI
30AQI
22AQI
27AQI
22AQI
26AQI
30AQI
48AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202529AQI
20
11
27
1
31
30
31
30
31
2
1
202
13
Highest AQI recorded in
August48AQI
Lowest AQI recorded in
March22AQI
202427AQI
30
1
29
31
30
31
29
25
6
23
8
27
3
31
26
4
27
4
339
26
Highest AQI recorded in
August38AQI
Lowest AQI recorded in
May18AQI
202332AQI
31
28
31
28
2
28
3
28
2
31
19
9
1
2
28
2
27
4
18
11
27
4
324
37
1
2
Highest AQI recorded in
August62AQI
Lowest AQI recorded in
February21AQI
202231AQI
24
6
21
1
31
30
31
30
24
2
18
7
3
1
17
13
1
15
15
29
2
272
44
4
1
Highest AQI recorded in
September59AQI
Lowest AQI recorded in
May15AQI
202130AQI
29
1
28
30
1
30
31
30
22
8
1
16
9
1
5
26
4
31
24
6
31
328
29
2
5
Highest AQI recorded in
August68AQI
Lowest AQI recorded in
May19AQI
202034AQI
13
20
18
30
31
31
19
4
1
3
3
25
6
25
5
26
5
238
20
1
3
3
Highest AQI recorded in
September95AQI
Lowest AQI recorded in
June16AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2020(Avg.)
34AQILeast Polluted Year Recorded
2024(Avg.)
27AQISpokane's annual 2025 AQI (29) shows an average percentage change of -6.7% (improved AQI) compared to previous years: 2020 (34), 2021 (30), 2022 (31), 2023 (32), 2024 (27).
