12Th St, Walla Walla, 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
12Th St, Walla Walla, Washington, United States
2021
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
21st Aug 2023
274AQILowest AQI recorded on
6th Aug 2021
13AQISame Day Analysis (5th August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 3rd highest AQI at 36 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: 5th Aug - 6th Aug 2025
12Th St, Walla Walla, Washington, United States
AQI
Day
Night
.
5 AM5th Aug 2025
8 PM
4 AM6th Aug 2025
Day time
Avg. Highest Time
12PM5th Aug
42AQI
Avg. Lowest Time
8PM5th Aug
35AQI
Night time
Avg. Highest Time
9PM5th Aug
28AQI
Avg. Lowest Time
4AM6th Aug
25AQI
In the last 24 hours,
12Th St's AQI reached its highest point of 42 at 12 PM during the Day, while the lowest point, 25, was recorded at 4 AM during the Night between 5th Aug and 6th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
12Th St, Walla Walla, Washington, United States
JulAug
07th - 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 - 05th05th - 06th06th
Day
Night
7th Jul 2025205 AMAQI
7th Jul 2025216 AMAQI
7th Jul 2025207 AMAQI
7th Jul 2025228 AMAQI
7th Jul 2025229 AMAQI
7th Jul 20252210 AMAQI
7th Jul 20252211 AMAQI
7th Jul 20252212 PMAQI
7th Jul 2025221 PMAQI
7th Jul 2025222 PMAQI
7th Jul 2025233 PMAQI
7th Jul 2025234 PMAQI
7th Jul 2025225 PMAQI
7th Jul 2025246 PMAQI
7th Jul 2025237 PMAQI
7th Jul 2025238 PMAQI
7th Jul 2025249 PMAQI
7th Jul 20252410 PMAQI
7th Jul 20252411 PMAQI
8th Jul 20252412 AMAQI
8th Jul 2025241 AMAQI
8th Jul 2025232 AMAQI
8th Jul 2025223 AMAQI
8th Jul 2025204 AMAQI
26°C17/34°C
8th Jul 2025215 AMAQI
8th Jul 2025236 AMAQI
8th Jul 2025227 AMAQI
8th Jul 2025228 AMAQI
8th Jul 2025229 AMAQI
8th Jul 20252310 AMAQI
8th Jul 20252311 AMAQI
8th Jul 20252312 PMAQI
8th Jul 2025221 PMAQI
8th Jul 2025232 PMAQI
8th Jul 2025233 PMAQI
8th Jul 2025244 PMAQI
8th Jul 2025245 PMAQI
8th Jul 2025236 PMAQI
8th Jul 2025237 PMAQI
8th Jul 2025238 PMAQI
8th Jul 2025229 PMAQI
8th Jul 20252210 PMAQI
8th Jul 20252211 PMAQI
9th Jul 20252312 AMAQI
9th Jul 2025241 AMAQI
9th Jul 2025262 AMAQI
9th Jul 2025233 AMAQI
9th Jul 2025194 AMAQI
29°C20/37°C
9th Jul 2025245 AMAQI
9th Jul 2025206 AMAQI
9th Jul 2025187 AMAQI
9th Jul 2025188 AMAQI
9th Jul 2025189 AMAQI
9th Jul 20251810 AMAQI
9th Jul 20251811 AMAQI
9th Jul 20251912 PMAQI
9th Jul 2025181 PMAQI
9th Jul 2025192 PMAQI
9th Jul 2025183 PMAQI
9th Jul 2025194 PMAQI
9th Jul 2025205 PMAQI
9th Jul 2025196 PMAQI
9th Jul 2025207 PMAQI
9th Jul 2025238 PMAQI
9th Jul 2025219 PMAQI
9th Jul 20252210 PMAQI
9th Jul 20251911 PMAQI
10th Jul 20251912 AMAQI
10th Jul 2025171 AMAQI
10th Jul 2025162 AMAQI
10th Jul 2025153 AMAQI
10th Jul 2025144 AMAQI
25°C17/33°C
10th Jul 2025145 AMAQI
10th Jul 2025146 AMAQI
10th Jul 2025147 AMAQI
10th Jul 2025148 AMAQI
10th Jul 2025159 AMAQI
10th Jul 20251510 AMAQI
10th Jul 20251411 AMAQI
10th Jul 20251412 PMAQI
10th Jul 2025151 PMAQI
10th Jul 2025142 PMAQI
10th Jul 2025163 PMAQI
10th Jul 2025164 PMAQI
10th Jul 2025155 PMAQI
10th Jul 2025156 PMAQI
10th Jul 2025167 PMAQI
10th Jul 2025178 PMAQI
10th Jul 2025169 PMAQI
10th Jul 20251710 PMAQI
10th Jul 20251611 PMAQI
11th Jul 20251812 AMAQI
11th Jul 2025161 AMAQI
11th Jul 2025162 AMAQI
11th Jul 2025153 AMAQI
11th Jul 2025194 AMAQI
23°C16/30°C
11th Jul 2025165 AMAQI
11th Jul 2025146 AMAQI
11th Jul 2025167 AMAQI
11th Jul 2025168 AMAQI
11th Jul 2025179 AMAQI
11th Jul 20251710 AMAQI
11th Jul 20251811 AMAQI
11th Jul 20251812 PMAQI
11th Jul 2025181 PMAQI
11th Jul 2025192 PMAQI
11th Jul 2025193 PMAQI
11th Jul 2025194 PMAQI
11th Jul 2025195 PMAQI
11th Jul 2025196 PMAQI
11th Jul 2025197 PMAQI
11th Jul 2025208 PMAQI
11th Jul 2025229 PMAQI
11th Jul 20252210 PMAQI
11th Jul 20252211 PMAQI
12th Jul 20252012 AMAQI
12th Jul 2025221 AMAQI
12th Jul 2025212 AMAQI
12th Jul 2025223 AMAQI
12th Jul 2025214 AMAQI
23°C14/32°C
12th Jul 2025205 AMAQI
12th Jul 2025186 AMAQI
12th Jul 2025207 AMAQI
12th Jul 2025198 AMAQI
12th Jul 2025209 AMAQI
12th Jul 20252010 AMAQI
12th Jul 20251811 AMAQI
12th Jul 20251812 PMAQI
12th Jul 2025181 PMAQI
12th Jul 2025182 PMAQI
12th Jul 2025203 PMAQI
12th Jul 2025204 PMAQI
12th Jul 2025205 PMAQI
12th Jul 2025206 PMAQI
12th Jul 2025217 PMAQI
12th Jul 2025208 PMAQI
12th Jul 2025219 PMAQI
12th Jul 20252010 PMAQI
12th Jul 20252111 PMAQI
13th Jul 20252312 AMAQI
13th Jul 2025231 AMAQI
13th Jul 2025242 AMAQI
13th Jul 2025233 AMAQI
13th Jul 2025244 AMAQI
27°C18/35°C
13th Jul 2025235 AMAQI
13th Jul 2025206 AMAQI
13th Jul 2025207 AMAQI
13th Jul 2025218 AMAQI
13th Jul 2025209 AMAQI
13th Jul 20252110 AMAQI
13th Jul 20252211 AMAQI
13th Jul 20252212 PMAQI
13th Jul 2025221 PMAQI
13th Jul 2025212 PMAQI
13th Jul 2025223 PMAQI
13th Jul 2025224 PMAQI
13th Jul 2025225 PMAQI
13th Jul 2025226 PMAQI
13th Jul 2025227 PMAQI
13th Jul 2025248 PMAQI
13th Jul 2025239 PMAQI
13th Jul 20252410 PMAQI
13th Jul 20252211 PMAQI
14th Jul 20252412 AMAQI
14th Jul 2025221 AMAQI
14th Jul 2025202 AMAQI
14th Jul 2025213 AMAQI
14th Jul 2025224 AMAQI
28°C19/37°C
14th Jul 2025225 AMAQI
14th Jul 2025186 AMAQI
14th Jul 2025187 AMAQI
14th Jul 2025188 AMAQI
14th Jul 2025189 AMAQI
14th Jul 20251810 AMAQI
14th Jul 20251911 AMAQI
14th Jul 20251912 PMAQI
14th Jul 2025201 PMAQI
14th Jul 2025192 PMAQI
14th Jul 2025203 PMAQI
14th Jul 2025204 PMAQI
14th Jul 2025215 PMAQI
14th Jul 2025206 PMAQI
14th Jul 2025207 PMAQI
14th Jul 2025228 PMAQI
14th Jul 2025219 PMAQI
14th Jul 20252010 PMAQI
14th Jul 20252211 PMAQI
15th Jul 20252112 AMAQI
15th Jul 2025191 AMAQI
15th Jul 2025232 AMAQI
15th Jul 2025243 AMAQI
15th Jul 2025244 AMAQI
27°C19/35°C
15th Jul 2025235 AMAQI
15th Jul 2025226 AMAQI
15th Jul 2025207 AMAQI
15th Jul 2025198 AMAQI
15th Jul 2025199 AMAQI
15th Jul 20251910 AMAQI
15th Jul 20251811 AMAQI
15th Jul 20251712 PMAQI
15th Jul 2025181 PMAQI
15th Jul 2025182 PMAQI
15th Jul 2025193 PMAQI
15th Jul 2025204 PMAQI
15th Jul 2025185 PMAQI
15th Jul 2025206 PMAQI
15th Jul 2025217 PMAQI
15th Jul 2025228 PMAQI
15th Jul 2025219 PMAQI
15th Jul 20252210 PMAQI
15th Jul 20252211 PMAQI
16th Jul 20252212 AMAQI
16th Jul 2025221 AMAQI
16th Jul 2025242 AMAQI
16th Jul 2025233 AMAQI
16th Jul 2025244 AMAQI
22°C14/30°C
16th Jul 2025235 AMAQI
16th Jul 2025266 AMAQI
16th Jul 2025277 AMAQI
16th Jul 2025268 AMAQI
16th Jul 2025289 AMAQI
16th Jul 20252710 AMAQI
16th Jul 20252911 AMAQI
16th Jul 20253012 PMAQI
16th Jul 2025291 PMAQI
16th Jul 2025302 PMAQI
16th Jul 2025303 PMAQI
16th Jul 2025304 PMAQI
16th Jul 2025315 PMAQI
16th Jul 2025296 PMAQI
16th Jul 2025287 PMAQI
16th Jul 2025288 PMAQI
16th Jul 2025289 PMAQI
16th Jul 20252610 PMAQI
16th Jul 20252611 PMAQI
17th Jul 20252912 AMAQI
17th Jul 2025301 AMAQI
17th Jul 2025342 AMAQI
17th Jul 2025383 AMAQI
17th Jul 2025434 AMAQI
22°C13/30°C
17th Jul 2025445 AMAQI
17th Jul 2025446 AMAQI
17th Jul 2025437 AMAQI
17th Jul 2025448 AMAQI
17th Jul 2025449 AMAQI
17th Jul 20254010 AMAQI
17th Jul 20253611 AMAQI
17th Jul 20253412 PMAQI
17th Jul 2025341 PMAQI
17th Jul 2025342 PMAQI
17th Jul 2025363 PMAQI
17th Jul 2025374 PMAQI
17th Jul 2025365 PMAQI
17th Jul 2025356 PMAQI
17th Jul 2025357 PMAQI
17th Jul 2025368 PMAQI
17th Jul 2025339 PMAQI
17th Jul 20253310 PMAQI
17th Jul 20253311 PMAQI
18th Jul 20253412 AMAQI
18th Jul 2025321 AMAQI
18th Jul 2025272 AMAQI
18th Jul 2025253 AMAQI
18th Jul 2025254 AMAQI
26°C18/33°C
18th Jul 2025245 AMAQI
18th Jul 2025256 AMAQI
18th Jul 2025267 AMAQI
18th Jul 2025268 AMAQI
18th Jul 2025269 AMAQI
18th Jul 20252910 AMAQI
18th Jul 20252811 AMAQI
18th Jul 20252912 PMAQI
18th Jul 2025281 PMAQI
18th Jul 2025302 PMAQI
18th Jul 2025313 PMAQI
18th Jul 2025324 PMAQI
18th Jul 2025325 PMAQI
18th Jul 2025316 PMAQI
18th Jul 2025287 PMAQI
18th Jul 2025298 PMAQI
18th Jul 2025339 PMAQI
18th Jul 20253210 PMAQI
18th Jul 20253111 PMAQI
19th Jul 20252812 AMAQI
19th Jul 2025301 AMAQI
19th Jul 2025472 AMAQI
19th Jul 2025503 AMAQI
19th Jul 2025374 AMAQI
26°C17/34°C
19th Jul 2025385 AMAQI
19th Jul 2025476 AMAQI
19th Jul 2025407 AMAQI
19th Jul 2025348 AMAQI
19th Jul 2025329 AMAQI
19th Jul 20252910 AMAQI
19th Jul 20252811 AMAQI
19th Jul 20252812 PMAQI
19th Jul 2025281 PMAQI
19th Jul 2025282 PMAQI
19th Jul 2025323 PMAQI
19th Jul 2025324 PMAQI
19th Jul 2025345 PMAQI
19th Jul 2025346 PMAQI
19th Jul 2025337 PMAQI
19th Jul 2025328 PMAQI
19th Jul 2025329 PMAQI
19th Jul 20253410 PMAQI
19th Jul 20253411 PMAQI
20th Jul 20253812 AMAQI
20th Jul 2025301 AMAQI
20th Jul 2025322 AMAQI
20th Jul 2025273 AMAQI
20th Jul 2025324 AMAQI
22°C16/30°C
20th Jul 2025445 AMAQI
20th Jul 2025426 AMAQI
20th Jul 2025427 AMAQI
20th Jul 2025428 AMAQI
20th Jul 2025449 AMAQI
20th Jul 20254410 AMAQI
20th Jul 20253911 AMAQI
20th Jul 20254012 PMAQI
20th Jul 2025461 PMAQI
20th Jul 2025412 PMAQI
20th Jul 2025363 PMAQI
20th Jul 2025364 PMAQI
20th Jul 2025365 PMAQI
20th Jul 2025356 PMAQI
20th Jul 2025397 PMAQI
20th Jul 2025378 PMAQI
20th Jul 2025349 PMAQI
20th Jul 20253410 PMAQI
20th Jul 20253611 PMAQI
21st Jul 20254012 AMAQI
21st Jul 2025491 AMAQI
21st Jul 2025482 AMAQI
21st Jul 2025383 AMAQI
21st Jul 2025354 AMAQI
20°C13/26°C
21st Jul 2025345 AMAQI
21st Jul 2025326 AMAQI
21st Jul 2025397 AMAQI
21st Jul 2025528 AMAQI
21st Jul 2025509 AMAQI
21st Jul 20255110 AMAQI
21st Jul 20255411 AMAQI
21st Jul 20255312 PMAQI
21st Jul 2025511 PMAQI
21st Jul 2025482 PMAQI
21st Jul 2025483 PMAQI
21st Jul 2025464 PMAQI
21st Jul 2025465 PMAQI
21st Jul 2025426 PMAQI
21st Jul 2025417 PMAQI
21st Jul 2025398 PMAQI
21st Jul 2025369 PMAQI
21st Jul 20253810 PMAQI
21st Jul 20253911 PMAQI
22nd Jul 20253812 AMAQI
22nd Jul 2025301 AMAQI
22nd Jul 2025302 AMAQI
22nd Jul 2025323 AMAQI
22nd Jul 2025334 AMAQI
21°C16/27°C
22nd Jul 2025335 AMAQI
22nd Jul 2025346 AMAQI
22nd Jul 2025337 AMAQI
22nd Jul 2025348 AMAQI
22nd Jul 2025359 AMAQI
22nd Jul 20253310 AMAQI
22nd Jul 20253711 AMAQI
22nd Jul 20253812 PMAQI
22nd Jul 2025381 PMAQI
22nd Jul 2025372 PMAQI
22nd Jul 2025343 PMAQI
22nd Jul 2025344 PMAQI
22nd Jul 2025345 PMAQI
22nd Jul 2025336 PMAQI
22nd Jul 2025327 PMAQI
22nd Jul 2025328 PMAQI
22nd Jul 2025309 PMAQI
22nd Jul 20252910 PMAQI
22nd Jul 20253211 PMAQI
23rd Jul 20252912 AMAQI
23rd Jul 2025241 AMAQI
23rd Jul 2025242 AMAQI
23rd Jul 2025253 AMAQI
23rd Jul 2025244 AMAQI
21°C15/29°C
23rd Jul 2025265 AMAQI
23rd Jul 2025266 AMAQI
23rd Jul 2025277 AMAQI
23rd Jul 2025288 AMAQI
23rd Jul 2025279 AMAQI
23rd Jul 20252810 AMAQI
23rd Jul 20252811 AMAQI
23rd Jul 20253012 PMAQI
23rd Jul 2025321 PMAQI
23rd Jul 2025322 PMAQI
23rd Jul 2025323 PMAQI
23rd Jul 2025314 PMAQI
23rd Jul 2025295 PMAQI
23rd Jul 2025286 PMAQI
23rd Jul 2025277 PMAQI
23rd Jul 2025288 PMAQI
23rd Jul 2025289 PMAQI
23rd Jul 20252810 PMAQI
23rd Jul 20252811 PMAQI
24th Jul 20252712 AMAQI
24th Jul 2025271 AMAQI
24th Jul 2025272 AMAQI
24th Jul 2025253 AMAQI
24th Jul 2025244 AMAQI
26°C18/33°C
24th Jul 2025265 AMAQI
24th Jul 2025276 AMAQI
24th Jul 2025277 AMAQI
24th Jul 2025278 AMAQI
24th Jul 2025299 AMAQI
24th Jul 20252910 AMAQI
24th Jul 20253111 AMAQI
24th Jul 20253112 PMAQI
24th Jul 2025301 PMAQI
24th Jul 2025302 PMAQI
24th Jul 2025283 PMAQI
24th Jul 2025284 PMAQI
24th Jul 2025285 PMAQI
24th Jul 2025286 PMAQI
24th Jul 2025287 PMAQI
24th Jul 2025288 PMAQI
24th Jul 2025269 PMAQI
24th Jul 20252610 PMAQI
24th Jul 20252611 PMAQI
25th Jul 20252612 AMAQI
25th Jul 2025221 AMAQI
25th Jul 2025232 AMAQI
25th Jul 2025203 AMAQI
25th Jul 2025184 AMAQI
26°C19/34°C
25th Jul 2025185 AMAQI
25th Jul 2025186 AMAQI
25th Jul 2025197 AMAQI
25th Jul 2025208 AMAQI
25th Jul 2025209 AMAQI
25th Jul 20252010 AMAQI
25th Jul 20251911 AMAQI
25th Jul 20251912 PMAQI
25th Jul 2025191 PMAQI
25th Jul 2025182 PMAQI
25th Jul 2025203 PMAQI
25th Jul 2025204 PMAQI
25th Jul 2025195 PMAQI
25th Jul 2025196 PMAQI
25th Jul 2025207 PMAQI
25th Jul 2025208 PMAQI
25th Jul 2025199 PMAQI
25th Jul 20251910 PMAQI
25th Jul 20252011 PMAQI
26th Jul 20251912 AMAQI
26th Jul 2025161 AMAQI
26th Jul 2025162 AMAQI
26th Jul 2025163 AMAQI
26th Jul 2025164 AMAQI
24°C16/33°C
26th Jul 2025155 AMAQI
26th Jul 2025166 AMAQI
26th Jul 2025167 AMAQI
26th Jul 2025168 AMAQI
26th Jul 2025169 AMAQI
26th Jul 20251610 AMAQI
26th Jul 20251811 AMAQI
26th Jul 20251612 PMAQI
26th Jul 2025181 PMAQI
26th Jul 2025162 PMAQI
26th Jul 2025173 PMAQI
26th Jul 2025174 PMAQI
26th Jul 2025175 PMAQI
26th Jul 2025166 PMAQI
26th Jul 2025187 PMAQI
26th Jul 2025188 PMAQI
26th Jul 2025179 PMAQI
26th Jul 20251710 PMAQI
26th Jul 20251811 PMAQI
27th Jul 20251812 AMAQI
27th Jul 2025171 AMAQI
27th Jul 2025172 AMAQI
27th Jul 2025153 AMAQI
27th Jul 2025144 AMAQI
22°C15/31°C
27th Jul 2025145 AMAQI
27th Jul 2025156 AMAQI
27th Jul 2025177 AMAQI
27th Jul 2025178 AMAQI
27th Jul 2025179 AMAQI
27th Jul 20251710 AMAQI
27th Jul 20251711 AMAQI
27th Jul 20251612 PMAQI
27th Jul 2025161 PMAQI
27th Jul 2025162 PMAQI
27th Jul 2025173 PMAQI
27th Jul 2025164 PMAQI
27th Jul 2025165 PMAQI
27th Jul 2025176 PMAQI
27th Jul 2025167 PMAQI
27th Jul 2025168 PMAQI
27th Jul 2025169 PMAQI
27th Jul 20251610 PMAQI
27th Jul 20251611 PMAQI
28th Jul 20251612 AMAQI
28th Jul 2025171 AMAQI
28th Jul 2025172 AMAQI
28th Jul 2025163 AMAQI
28th Jul 2025164 AMAQI
24°C15/32°C
28th Jul 2025145 AMAQI
28th Jul 2025166 AMAQI
28th Jul 2025177 AMAQI
28th Jul 2025178 AMAQI
28th Jul 2025179 AMAQI
28th Jul 20251810 AMAQI
28th Jul 20251811 AMAQI
28th Jul 20251812 PMAQI
28th Jul 2025181 PMAQI
28th Jul 2025182 PMAQI
28th Jul 2025193 PMAQI
28th Jul 2025194 PMAQI
28th Jul 2025185 PMAQI
28th Jul 2025186 PMAQI
28th Jul 2025187 PMAQI
28th Jul 2025198 PMAQI
28th Jul 2025199 PMAQI
28th Jul 20251810 PMAQI
28th Jul 20251811 PMAQI
29th Jul 20251812 AMAQI
29th Jul 2025201 AMAQI
29th Jul 2025182 AMAQI
29th Jul 2025173 AMAQI
29th Jul 2025184 AMAQI
25°C16/34°C
29th Jul 2025185 AMAQI
29th Jul 2025186 AMAQI
29th Jul 2025187 AMAQI
29th Jul 2025188 AMAQI
29th Jul 2025209 AMAQI
29th Jul 20252010 AMAQI
29th Jul 20252111 AMAQI
29th Jul 20252112 PMAQI
29th Jul 2025221 PMAQI
29th Jul 2025212 PMAQI
29th Jul 2025203 PMAQI
29th Jul 2025214 PMAQI
29th Jul 2025205 PMAQI
29th Jul 2025206 PMAQI
29th Jul 2025207 PMAQI
29th Jul 2025208 PMAQI
29th Jul 2025199 PMAQI
29th Jul 20252010 PMAQI
29th Jul 20252011 PMAQI
30th Jul 20252212 AMAQI
30th Jul 2025231 AMAQI
30th Jul 2025252 AMAQI
30th Jul 2025253 AMAQI
30th Jul 2025234 AMAQI
28°C19/37°C
30th Jul 2025245 AMAQI
30th Jul 2025226 AMAQI
30th Jul 2025227 AMAQI
30th Jul 2025228 AMAQI
30th Jul 2025229 AMAQI
30th Jul 20252410 AMAQI
30th Jul 20252711 AMAQI
30th Jul 20252612 PMAQI
30th Jul 2025271 PMAQI
30th Jul 2025302 PMAQI
30th Jul 2025303 PMAQI
30th Jul 2025304 PMAQI
30th Jul 2025305 PMAQI
30th Jul 2025306 PMAQI
30th Jul 2025307 PMAQI
30th Jul 2025308 PMAQI
30th Jul 2025269 PMAQI
30th Jul 20252410 PMAQI
30th Jul 20252611 PMAQI
31st Jul 20252612 AMAQI
31st Jul 2025261 AMAQI
31st Jul 2025252 AMAQI
31st Jul 2025253 AMAQI
31st Jul 2025264 AMAQI
28°C19/37°C
31st Jul 2025265 AMAQI
31st Jul 2025286 AMAQI
31st Jul 2025297 AMAQI
31st Jul 2025308 AMAQI
31st Jul 2025309 AMAQI
31st Jul 20253310 AMAQI
31st Jul 20253611 AMAQI
31st Jul 20253612 PMAQI
31st Jul 2025391 PMAQI
31st Jul 2025402 PMAQI
31st Jul 2025403 PMAQI
31st Jul 2025404 PMAQI
31st Jul 2025405 PMAQI
31st Jul 2025376 PMAQI
31st Jul 2025307 PMAQI
31st Jul 2025358 PMAQI
31st Jul 2025329 PMAQI
31st Jul 20253210 PMAQI
31st Jul 20253511 PMAQI
1st Aug 20254012 AMAQI
1st Aug 2025401 AMAQI
1st Aug 2025382 AMAQI
1st Aug 2025343 AMAQI
1st Aug 2025384 AMAQI
27°C19/35°C
1st Aug 2025365 AMAQI
1st Aug 2025386 AMAQI
1st Aug 2025387 AMAQI
1st Aug 2025388 AMAQI
1st Aug 2025369 AMAQI
1st Aug 20253810 AMAQI
1st Aug 20254211 AMAQI
1st Aug 20254412 PMAQI
1st Aug 2025451 PMAQI
1st Aug 2025482 PMAQI
1st Aug 2025583 PMAQI
1st Aug 2025644 PMAQI
1st Aug 2025645 PMAQI
1st Aug 2025636 PMAQI
1st Aug 2025427 PMAQI
1st Aug 2025478 PMAQI
1st Aug 2025529 PMAQI
1st Aug 20254610 PMAQI
1st Aug 20255011 PMAQI
2nd Aug 20255012 AMAQI
2nd Aug 2025471 AMAQI
2nd Aug 2025432 AMAQI
2nd Aug 2025463 AMAQI
2nd Aug 2025404 AMAQI
22°C19/27°C
2nd Aug 2025425 AMAQI
2nd Aug 2025406 AMAQI
2nd Aug 2025457 AMAQI
2nd Aug 2025508 AMAQI
2nd Aug 2025539 AMAQI
2nd Aug 20255410 AMAQI
2nd Aug 20255711 AMAQI
2nd Aug 20255712 PMAQI
2nd Aug 2025571 PMAQI
2nd Aug 2025582 PMAQI
2nd Aug 2025633 PMAQI
2nd Aug 2025634 PMAQI
2nd Aug 2025615 PMAQI
2nd Aug 2025606 PMAQI
2nd Aug 2025547 PMAQI
2nd Aug 2025518 PMAQI
2nd Aug 2025529 PMAQI
2nd Aug 20254610 PMAQI
2nd Aug 20254711 PMAQI
3rd Aug 20254912 AMAQI
3rd Aug 2025481 AMAQI
3rd Aug 2025442 AMAQI
3rd Aug 2025413 AMAQI
3rd Aug 2025414 AMAQI
25°C16/33°C
3rd Aug 2025385 AMAQI
3rd Aug 2025366 AMAQI
3rd Aug 2025367 AMAQI
3rd Aug 2025318 AMAQI
3rd Aug 2025329 AMAQI
3rd Aug 20253110 AMAQI
3rd Aug 20253011 AMAQI
3rd Aug 20252812 PMAQI
3rd Aug 2025301 PMAQI
3rd Aug 2025212 PMAQI
3rd Aug 2025213 PMAQI
3rd Aug 2025204 PMAQI
3rd Aug 2025215 PMAQI
3rd Aug 2025226 PMAQI
3rd Aug 2025337 PMAQI
3rd Aug 2025288 PMAQI
3rd Aug 2025279 PMAQI
3rd Aug 20252610 PMAQI
3rd Aug 20252311 PMAQI
4th Aug 20252412 AMAQI
4th Aug 2025251 AMAQI
4th Aug 2025262 AMAQI
4th Aug 2025253 AMAQI
4th Aug 2025234 AMAQI
23°C16/31°C
4th Aug 2025225 AMAQI
4th Aug 2025236 AMAQI
4th Aug 2025227 AMAQI
4th Aug 2025228 AMAQI
4th Aug 2025219 AMAQI
4th Aug 20252110 AMAQI
4th Aug 20252111 AMAQI
4th Aug 20252312 PMAQI
4th Aug 2025231 PMAQI
4th Aug 2025242 PMAQI
4th Aug 2025253 PMAQI
4th Aug 2025254 PMAQI
4th Aug 2025255 PMAQI
4th Aug 2025266 PMAQI
4th Aug 2025227 PMAQI
4th Aug 2025248 PMAQI
4th Aug 2025269 PMAQI
4th Aug 20253010 PMAQI
4th Aug 20252711 PMAQI
5th Aug 20252812 AMAQI
5th Aug 2025301 AMAQI
5th Aug 2025312 AMAQI
5th Aug 2025333 AMAQI
5th Aug 2025354 AMAQI
20°C13/28°C
5th Aug 2025375 AMAQI
5th Aug 2025416 AMAQI
5th Aug 2025407 AMAQI
5th Aug 2025418 AMAQI
5th Aug 2025399 AMAQI
5th Aug 20254110 AMAQI
5th Aug 20254111 AMAQI
5th Aug 20254212 PMAQI
5th Aug 2025401 PMAQI
5th Aug 2025382 PMAQI
5th Aug 2025383 PMAQI
5th Aug 2025394 PMAQI
5th Aug 2025385 PMAQI
5th Aug 2025376 PMAQI
5th Aug 2025377 PMAQI
5th Aug 2025358 PMAQI
5th Aug 2025289 PMAQI
5th Aug 20252610 PMAQI
5th Aug 20252511 PMAQI
6th Aug 20252612 AMAQI
6th Aug 2025271 AMAQI
6th Aug 2025262 AMAQI
6th Aug 2025263 AMAQI
6th Aug 2025254 AMAQI
22°C13/30°C
6th Aug 2025245 AMAQI
5 AM6th Aug 2025266 AMAQI
6th Aug 2025247 AMAQI
6th Aug 2025268 AMAQI
6th Aug 2025279 AMAQI
6th Aug 20253010 AMAQI
6th Aug 20253311 AMAQI
6th Aug 20253512 PMAQI
12 PM6th Aug 2025341 PMAQI
6th Aug 2025342 PMAQI
6th Aug 2025333 PMAQI
6th Aug 2025294 PMAQI
6th Aug 2025285 PMAQI
8 PM
12 AM
4 AM
--°C/°C
Day time
Avg. Highest Time
5 AM - 8 PM
28AQI
16 hours / Day
480 hours / Month
Avg. Lowest Time
5 AM - 8 PM
28AQI
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. 28), while the lowest AQI was between 5 AM to 8 PM (Avg. 28).
Night time
Avg. Highest Time
12 AM - 11 PM
27AQI
8 hours / Day
240 hours / Month
Avg. Lowest Time
12 AM - 11 PM
27AQI
8 hours / Day
240 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 11 PM (Avg. 27), while the lowest AQI was between 12 AM to 11 PM (Avg. 27).
2025 Days Vs Air Quality
12Th St, Walla Walla, Washington, United States
2025
95%
207
5%
10
Total number of days with different AQI categories in last 218 days in 2025 (147 days remaining)
Good
207 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 218 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
12Th St, Walla Walla, 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
39AQI
39AQI
2nd January 2025
30AQI
30AQI
3rd January 2025
21AQI
21AQI
4th January 2025
26AQI
26AQI
5th January 2025
25AQI
25AQI
6th January 2025
24AQI
24AQI
7th January 2025
26AQI
26AQI
8th January 2025
29AQI
29AQI
9th January 2025
27AQI
27AQI
10th January 2025
24AQI
24AQI
11th January 2025
19AQI
19AQI
12th January 2025
24AQI
24AQI
13th January 2025
36AQI
36AQI
14th January 2025
51AQI
51AQI
15th January 2025
43AQI
43AQI
16th January 2025
36AQI
36AQI
17th January 2025
36AQI
36AQI
18th January 2025
38AQI
38AQI
19th January 2025
37AQI
37AQI
20th January 2025
34AQI
34AQI
21st January 2025
57AQI
57AQI
22nd January 2025
61AQI
61AQI
23rd January 2025
62AQI
62AQI
24th January 2025
51AQI
51AQI
25th January 2025
41AQI
41AQI
26th January 2025
41AQI
41AQI
27th January 2025
47AQI
47AQI
28th January 2025
52AQI
52AQI
29th January 2025
58AQI
58AQI
30th January 2025
64AQI
64AQI
31st January 2025
41AQI
41AQI
1st February 2025
19AQI
19AQI
2nd February 2025
38AQI
38AQI
3rd February 2025
34AQI
34AQI
4th February 2025
24AQI
24AQI
5th February 2025
29AQI
29AQI
6th February 2025
37AQI
37AQI
7th February 2025
35AQI
35AQI
8th February 2025
33AQI
33AQI
9th February 2025
44AQI
44AQI
10th February 2025
34AQI
34AQI
11th February 2025
27AQI
27AQI
12th February 2025
40AQI
40AQI
13th February 2025
32AQI
32AQI
14th February 2025
38AQI
38AQI
15th February 2025
40AQI
40AQI
16th February 2025
47AQI
47AQI
17th February 2025
43AQI
43AQI
18th February 2025
52AQI
52AQI
19th February 2025
23AQI
23AQI
20th February 2025
22AQI
22AQI
21st February 2025
33AQI
33AQI
22nd February 2025
27AQI
27AQI
23rd February 2025
18AQI
18AQI
24th February 2025
21AQI
21AQI
25th February 2025
17AQI
17AQI
26th February 2025
22AQI
22AQI
27th February 2025
28AQI
28AQI
28th February 2025
32AQI
32AQI
1st March 2025
37AQI
37AQI
2nd March 2025
32AQI
32AQI
3rd March 2025
34AQI
34AQI
4th March 2025
24AQI
24AQI
5th March 2025
18AQI
18AQI
6th March 2025
20AQI
20AQI
7th March 2025
21AQI
21AQI
8th March 2025
25AQI
25AQI
9th March 2025
24AQI
24AQI
10th March 2025
21AQI
21AQI
11th March 2025
19AQI
19AQI
12th March 2025
20AQI
20AQI
13th March 2025
23AQI
23AQI
14th March 2025
16AQI
16AQI
15th March 2025
16AQI
16AQI
16th March 2025
14AQI
14AQI
17th March 2025
18AQI
18AQI
18th March 2025
18AQI
18AQI
19th March 2025
21AQI
21AQI
20th March 2025
19AQI
19AQI
21st March 2025
18AQI
18AQI
22nd March 2025
16AQI
16AQI
23rd March 2025
17AQI
17AQI
24th March 2025
16AQI
16AQI
25th March 2025
25AQI
25AQI
26th March 2025
26AQI
26AQI
27th March 2025
19AQI
19AQI
28th March 2025
18AQI
18AQI
29th March 2025
18AQI
18AQI
30th March 2025
21AQI
21AQI
31st March 2025
17AQI
17AQI
1st April 2025
20AQI
20AQI
2nd April 2025
17AQI
17AQI
3rd April 2025
16AQI
16AQI
4th April 2025
27AQI
27AQI
5th April 2025
29AQI
29AQI
6th April 2025
27AQI
27AQI
7th April 2025
23AQI
23AQI
8th April 2025
13AQI
13AQI
9th April 2025
13AQI
13AQI
10th April 2025
18AQI
18AQI
11th April 2025
16AQI
16AQI
12th April 2025
16AQI
16AQI
13th April 2025
18AQI
18AQI
14th April 2025
21AQI
21AQI
15th April 2025
24AQI
24AQI
16th April 2025
23AQI
23AQI
17th April 2025
17AQI
17AQI
18th April 2025
20AQI
20AQI
19th April 2025
17AQI
17AQI
20th April 2025
19AQI
19AQI
21st April 2025
13AQI
13AQI
22nd April 2025
13AQI
13AQI
23rd April 2025
17AQI
17AQI
24th April 2025
24AQI
24AQI
25th April 2025
27AQI
27AQI
26th April 2025
29AQI
29AQI
27th April 2025
31AQI
31AQI
28th April 2025
17AQI
17AQI
29th April 2025
15AQI
15AQI
30th April 2025
17AQI
17AQI
1st May 2025
19AQI
19AQI
2nd May 2025
21AQI
21AQI
3rd May 2025
16AQI
16AQI
4th May 2025
15AQI
15AQI
5th May 2025
14AQI
14AQI
6th May 2025
16AQI
16AQI
7th May 2025
18AQI
18AQI
8th May 2025
16AQI
16AQI
9th May 2025
21AQI
21AQI
10th May 2025
22AQI
22AQI
11th May 2025
16AQI
16AQI
12th May 2025
16AQI
16AQI
13th May 2025
19AQI
19AQI
14th May 2025
18AQI
18AQI
15th May 2025
17AQI
17AQI
16th May 2025
14AQI
14AQI
17th May 2025
13AQI
13AQI
18th May 2025
12AQI
12AQI
19th May 2025
12AQI
12AQI
20th May 2025
11AQI
11AQI
21st May 2025
13AQI
13AQI
22nd May 2025
19AQI
19AQI
23rd May 2025
17AQI
17AQI
24th May 2025
19AQI
19AQI
25th May 2025
22AQI
22AQI
26th May 2025
18AQI
18AQI
27th May 2025
16AQI
16AQI
28th May 2025
17AQI
17AQI
29th May 2025
16AQI
16AQI
30th May 2025
14AQI
14AQI
31st May 2025
20AQI
20AQI
1st June 2025
14AQI
14AQI
2nd June 2025
14AQI
14AQI
3rd June 2025
16AQI
16AQI
4th June 2025
17AQI
17AQI
5th June 2025
18AQI
18AQI
6th June 2025
20AQI
20AQI
7th June 2025
21AQI
21AQI
8th June 2025
27AQI
27AQI
9th June 2025
28AQI
28AQI
10th June 2025
29AQI
29AQI
11th June 2025
27AQI
27AQI
12th June 2025
37AQI
37AQI
13th June 2025
27AQI
27AQI
14th June 2025
19AQI
19AQI
15th June 2025
21AQI
21AQI
16th June 2025
23AQI
23AQI
17th June 2025
24AQI
24AQI
18th June 2025
17AQI
17AQI
19th June 2025
16AQI
16AQI
20th June 2025
17AQI
17AQI
21st June 2025
12AQI
12AQI
22nd June 2025
13AQI
13AQI
23rd June 2025
18AQI
18AQI
24th June 2025
33AQI
33AQI
25th June 2025
33AQI
33AQI
26th June 2025
20AQI
20AQI
27th June 2025
14AQI
14AQI
28th June 2025
13AQI
13AQI
29th June 2025
15AQI
15AQI
30th June 2025
17AQI
17AQI
1st July 2025
21AQI
21AQI
2nd July 2025
23AQI
23AQI
3rd July 2025
20AQI
20AQI
4th July 2025
18AQI
18AQI
5th July 2025
29AQI
29AQI
6th July 2025
20AQI
20AQI
7th July 2025
22AQI
22AQI
8th July 2025
23AQI
23AQI
9th July 2025
21AQI
21AQI
10th July 2025
15AQI
15AQI
11th July 2025
18AQI
18AQI
12th July 2025
20AQI
20AQI
13th July 2025
22AQI
22AQI
14th July 2025
21AQI
21AQI
15th July 2025
21AQI
21AQI
16th July 2025
27AQI
27AQI
17th July 2025
37AQI
37AQI
18th July 2025
29AQI
29AQI
19th July 2025
35AQI
35AQI
20th July 2025
37AQI
37AQI
21st July 2025
43AQI
43AQI
22nd July 2025
33AQI
33AQI
23rd July 2025
27AQI
27AQI
24th July 2025
27AQI
27AQI
25th July 2025
20AQI
20AQI
26th July 2025
17AQI
17AQI
27th July 2025
16AQI
16AQI
28th July 2025
17AQI
17AQI
29th July 2025
19AQI
19AQI
30th July 2025
26AQI
26AQI
31st July 2025
32AQI
32AQI
1st August 2025
44AQI
44AQI
2nd August 2025
51AQI
51AQI
3rd August 2025
32AQI
32AQI
4th August 2025
24AQI
24AQI
5th August 2025
36AQI
36AQI
39AQI
32AQI
21AQI
20AQI
17AQI
21AQI
24AQI
37AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202525AQI
23
8
27
1
31
30
31
30
31
4
1
207
10
Highest AQI recorded in
January39AQI
Lowest AQI recorded in
May17AQI
202423AQI
25
6
26
1
31
30
31
28
1
25
6
23
8
25
5
31
27
3
31
333
30
Highest AQI recorded in
August36AQI
Lowest AQI recorded in
May10AQI
202324AQI
31
26
2
22
30
29
2
29
1
30
1
24
4
1
2
30
28
3
24
5
31
334
18
1
2
Highest AQI recorded in
August52AQI
Lowest AQI recorded in
March10AQI
202225AQI
26
4
20
1
31
25
31
30
21
1
17
5
3
18
13
19
11
28
3
267
37
3
Highest AQI recorded in
September47AQI
Lowest AQI recorded in
May9AQI
202122AQI
29
1
27
1
31
30
31
30
27
4
20
7
2
2
26
3
1
31
27
3
31
340
19
3
2
Highest AQI recorded in
August53AQI
Lowest AQI recorded in
May9AQI
202029AQI
12
20
18
30
31
31
18
4
1
6
1
30
1
29
1
29
2
248
8
1
6
1
Highest AQI recorded in
September95AQI
Lowest AQI recorded in
May10AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2020(Avg.)
29AQILeast Polluted Year Recorded
2021(Avg.)
22AQI12Th St's annual 2025 AQI (25) shows an average percentage change of 2.5% (worsened AQI) compared to previous years: 2020 (29), 2021 (22), 2022 (25), 2023 (24), 2024 (23).
