Prosser, 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
Prosser, Washington, United States
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
2nd Aug 2025
53AQILowest AQI recorded on
4th Aug 2025
29AQISame Day Analysis (4th August ):
On this day, AQI across the 1 years varied significantly: 2025 ranks 1st highest AQI at 29 of Good air quality on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 4th Aug - 5th Aug 2025
Prosser, Washington, United States
AQI
Day
Night
.
5 AM4th Aug 2025
8 PM
4 AM5th Aug 2025
Day time
Avg. Highest Time
11AM4th Aug
32AQI
Avg. Lowest Time
7AM4th Aug
23AQI
Night time
Avg. Highest Time
2AM5th Aug
44AQI
Avg. Lowest Time
10PM4th Aug
33AQI
In the last 24 hours,
Prosser's AQI reached its highest point of 44 at 2 AM during the Night, while the lowest point, 23, was recorded at 7 AM during the Day between 4th Aug and 5th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Prosser, Washington, United States
JulAug
06th - 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 - 05th05th
Day
Night
6th Jul 2025185 AMAQI
6th Jul 2025206 AMAQI
6th Jul 2025227 AMAQI
6th Jul 2025238 AMAQI
6th Jul 2025189 AMAQI
6th Jul 20251810 AMAQI
6th Jul 20251711 AMAQI
6th Jul 20251712 PMAQI
6th Jul 2025161 PMAQI
6th Jul 2025212 PMAQI
6th Jul 2025213 PMAQI
6th Jul 2025214 PMAQI
6th Jul 2025205 PMAQI
6th Jul 2025206 PMAQI
6th Jul 2025187 PMAQI
6th Jul 2025178 PMAQI
6th Jul 2025189 PMAQI
6th Jul 20251610 PMAQI
6th Jul 20251711 PMAQI
7th Jul 20251712 AMAQI
7th Jul 2025161 AMAQI
7th Jul 2025172 AMAQI
7th Jul 2025193 AMAQI
7th Jul 2025204 AMAQI
23°C12/32°C
7th Jul 2025245 AMAQI
7th Jul 2025276 AMAQI
7th Jul 2025247 AMAQI
7th Jul 2025238 AMAQI
7th Jul 2025239 AMAQI
7th Jul 20252410 AMAQI
7th Jul 20252411 AMAQI
7th Jul 20252412 PMAQI
7th Jul 2025221 PMAQI
7th Jul 2025222 PMAQI
7th Jul 2025243 PMAQI
7th Jul 2025244 PMAQI
7th Jul 2025235 PMAQI
7th Jul 2025236 PMAQI
7th Jul 2025217 PMAQI
7th Jul 2025208 PMAQI
7th Jul 2025219 PMAQI
7th Jul 20252310 PMAQI
7th Jul 20252211 PMAQI
8th Jul 20252612 AMAQI
8th Jul 2025241 AMAQI
8th Jul 2025232 AMAQI
8th Jul 2025243 AMAQI
8th Jul 2025224 AMAQI
25°C13/35°C
8th Jul 2025275 AMAQI
8th Jul 2025266 AMAQI
8th Jul 2025287 AMAQI
8th Jul 2025288 AMAQI
8th Jul 2025309 AMAQI
8th Jul 20253210 AMAQI
8th Jul 20253611 AMAQI
8th Jul 20253212 PMAQI
8th Jul 2025281 PMAQI
8th Jul 2025202 PMAQI
8th Jul 2025263 PMAQI
8th Jul 2025314 PMAQI
8th Jul 2025325 PMAQI
8th Jul 2025326 PMAQI
8th Jul 2025307 PMAQI
8th Jul 2025308 PMAQI
8th Jul 2025299 PMAQI
8th Jul 20253010 PMAQI
8th Jul 20252811 PMAQI
9th Jul 20252912 AMAQI
9th Jul 2025281 AMAQI
9th Jul 2025282 AMAQI
9th Jul 2025283 AMAQI
9th Jul 2025254 AMAQI
28°C15/38°C
9th Jul 2025205 AMAQI
9th Jul 2025246 AMAQI
9th Jul 2025267 AMAQI
9th Jul 2025278 AMAQI
9th Jul 2025249 AMAQI
9th Jul 20252710 AMAQI
9th Jul 20252611 AMAQI
9th Jul 20252312 PMAQI
9th Jul 2025181 PMAQI
9th Jul 2025192 PMAQI
9th Jul 2025213 PMAQI
9th Jul 2025184 PMAQI
9th Jul 2025205 PMAQI
9th Jul 2025206 PMAQI
9th Jul 2025247 PMAQI
9th Jul 2025238 PMAQI
9th Jul 2025179 PMAQI
9th Jul 20251710 PMAQI
9th Jul 20251611 PMAQI
10th Jul 20251612 AMAQI
10th Jul 2025151 AMAQI
10th Jul 2025152 AMAQI
10th Jul 2025143 AMAQI
10th Jul 2025134 AMAQI
24°C16/34°C
10th Jul 2025135 AMAQI
10th Jul 2025146 AMAQI
10th Jul 2025147 AMAQI
10th Jul 2025148 AMAQI
10th Jul 2025149 AMAQI
10th Jul 20251410 AMAQI
10th Jul 20251511 AMAQI
10th Jul 20251612 PMAQI
10th Jul 2025131 PMAQI
10th Jul 2025132 PMAQI
10th Jul 2025163 PMAQI
10th Jul 2025164 PMAQI
10th Jul 2025155 PMAQI
10th Jul 2025146 PMAQI
10th Jul 2025157 PMAQI
10th Jul 2025168 PMAQI
10th Jul 2025189 PMAQI
10th Jul 20251510 PMAQI
10th Jul 20251711 PMAQI
11th Jul 20251712 AMAQI
11th Jul 2025171 AMAQI
11th Jul 2025162 AMAQI
11th Jul 2025163 AMAQI
11th Jul 2025164 AMAQI
23°C13/31°C
11th Jul 2025165 AMAQI
11th Jul 2025156 AMAQI
11th Jul 2025157 AMAQI
11th Jul 2025168 AMAQI
11th Jul 2025169 AMAQI
11th Jul 20251810 AMAQI
11th Jul 20251811 AMAQI
11th Jul 20251812 PMAQI
11th Jul 2025181 PMAQI
11th Jul 2025182 PMAQI
11th Jul 2025183 PMAQI
11th Jul 2025184 PMAQI
11th Jul 2025185 PMAQI
11th Jul 2025186 PMAQI
11th Jul 2025187 PMAQI
11th Jul 2025188 PMAQI
11th Jul 2025199 PMAQI
11th Jul 20252110 PMAQI
11th Jul 20252111 PMAQI
12th Jul 20252112 AMAQI
12th Jul 2025231 AMAQI
12th Jul 2025242 AMAQI
12th Jul 2025243 AMAQI
12th Jul 2025204 AMAQI
25°C15/34°C
12th Jul 2025215 AMAQI
12th Jul 2025226 AMAQI
12th Jul 2025217 AMAQI
12th Jul 2025208 AMAQI
12th Jul 2025219 AMAQI
12th Jul 20252010 AMAQI
12th Jul 20251911 AMAQI
12th Jul 20251812 PMAQI
12th Jul 2025171 PMAQI
12th Jul 2025222 PMAQI
12th Jul 2025223 PMAQI
12th Jul 2025214 PMAQI
12th Jul 2025225 PMAQI
12th Jul 2025236 PMAQI
12th Jul 2025227 PMAQI
12th Jul 2025208 PMAQI
12th Jul 2025189 PMAQI
12th Jul 20251810 PMAQI
12th Jul 20252011 PMAQI
13th Jul 20251912 AMAQI
13th Jul 2025201 AMAQI
13th Jul 2025212 AMAQI
13th Jul 2025223 AMAQI
13th Jul 2025164 AMAQI
27°C15/37°C
13th Jul 2025155 AMAQI
13th Jul 2025156 AMAQI
13th Jul 2025187 AMAQI
13th Jul 2025208 AMAQI
13th Jul 2025199 AMAQI
13th Jul 20251810 AMAQI
13th Jul 20252211 AMAQI
13th Jul 20252412 PMAQI
13th Jul 2025221 PMAQI
13th Jul 2025242 PMAQI
13th Jul 2025223 PMAQI
13th Jul 2025254 PMAQI
13th Jul 2025265 PMAQI
13th Jul 2025256 PMAQI
13th Jul 2025227 PMAQI
13th Jul 2025198 PMAQI
13th Jul 2025189 PMAQI
13th Jul 20251910 PMAQI
13th Jul 20252011 PMAQI
14th Jul 20252112 AMAQI
14th Jul 2025181 AMAQI
14th Jul 2025182 AMAQI
14th Jul 2025183 AMAQI
14th Jul 2025184 AMAQI
28°C17/39°C
14th Jul 2025225 AMAQI
14th Jul 2025186 AMAQI
14th Jul 2025207 AMAQI
14th Jul 2025218 AMAQI
14th Jul 2025169 AMAQI
14th Jul 20251810 AMAQI
14th Jul 20252111 AMAQI
14th Jul 20252312 PMAQI
14th Jul 2025241 PMAQI
14th Jul 2025232 PMAQI
14th Jul 2025243 PMAQI
14th Jul 2025244 PMAQI
14th Jul 2025255 PMAQI
14th Jul 2025206 PMAQI
14th Jul 2025187 PMAQI
14th Jul 2025198 PMAQI
14th Jul 2025189 PMAQI
14th Jul 20251510 PMAQI
14th Jul 20251811 PMAQI
15th Jul 20252312 AMAQI
15th Jul 2025341 AMAQI
15th Jul 2025392 AMAQI
15th Jul 2025363 AMAQI
15th Jul 2025424 AMAQI
27°C19/37°C
15th Jul 2025385 AMAQI
15th Jul 2025326 AMAQI
15th Jul 2025277 AMAQI
15th Jul 2025208 AMAQI
15th Jul 2025209 AMAQI
15th Jul 20251910 AMAQI
15th Jul 20251811 AMAQI
15th Jul 20251812 PMAQI
15th Jul 2025181 PMAQI
15th Jul 2025202 PMAQI
15th Jul 2025183 PMAQI
15th Jul 2025184 PMAQI
15th Jul 2025185 PMAQI
15th Jul 2025186 PMAQI
15th Jul 2025207 PMAQI
15th Jul 2025218 PMAQI
15th Jul 2025189 PMAQI
15th Jul 20251810 PMAQI
15th Jul 20252011 PMAQI
16th Jul 20252012 AMAQI
16th Jul 2025221 AMAQI
16th Jul 2025242 AMAQI
16th Jul 2025263 AMAQI
16th Jul 2025284 AMAQI
24°C16/32°C
16th Jul 2025275 AMAQI
16th Jul 2025246 AMAQI
16th Jul 2025247 AMAQI
16th Jul 2025258 AMAQI
16th Jul 2025279 AMAQI
16th Jul 20253010 AMAQI
16th Jul 20253211 AMAQI
16th Jul 20253112 PMAQI
16th Jul 2025321 PMAQI
16th Jul 2025342 PMAQI
16th Jul 2025353 PMAQI
16th Jul 2025364 PMAQI
16th Jul 2025365 PMAQI
16th Jul 2025366 PMAQI
16th Jul 2025287 PMAQI
16th Jul 2025278 PMAQI
16th Jul 2025309 PMAQI
16th Jul 20253310 PMAQI
16th Jul 20253511 PMAQI
17th Jul 20253312 AMAQI
17th Jul 2025351 AMAQI
17th Jul 2025372 AMAQI
17th Jul 2025373 AMAQI
17th Jul 2025394 AMAQI
23°C10/33°C
17th Jul 2025435 AMAQI
17th Jul 2025406 AMAQI
17th Jul 2025417 AMAQI
17th Jul 2025418 AMAQI
17th Jul 2025369 AMAQI
17th Jul 20253610 AMAQI
17th Jul 20254011 AMAQI
17th Jul 20254112 PMAQI
17th Jul 2025441 PMAQI
17th Jul 2025422 PMAQI
17th Jul 2025363 PMAQI
17th Jul 2025334 PMAQI
17th Jul 2025325 PMAQI
17th Jul 2025356 PMAQI
17th Jul 2025367 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 2025332 AMAQI
18th Jul 2025343 AMAQI
18th Jul 2025344 AMAQI
26°C14/35°C
18th Jul 2025365 AMAQI
18th Jul 2025346 AMAQI
18th Jul 2025327 AMAQI
18th Jul 2025328 AMAQI
18th Jul 2025299 AMAQI
18th Jul 20252910 AMAQI
18th Jul 20253211 AMAQI
18th Jul 20253312 PMAQI
18th Jul 2025301 PMAQI
18th Jul 2025312 PMAQI
18th Jul 2025343 PMAQI
18th Jul 2025334 PMAQI
18th Jul 2025355 PMAQI
18th Jul 2025346 PMAQI
18th Jul 2025327 PMAQI
18th Jul 2025328 PMAQI
18th Jul 2025329 PMAQI
18th Jul 20253410 PMAQI
18th Jul 20253211 PMAQI
19th Jul 20252812 AMAQI
19th Jul 2025251 AMAQI
19th Jul 2025252 AMAQI
19th Jul 2025263 AMAQI
19th Jul 2025214 AMAQI
25°C14/35°C
19th Jul 2025225 AMAQI
19th Jul 2025266 AMAQI
19th Jul 2025227 AMAQI
19th Jul 2025188 AMAQI
19th Jul 2025189 AMAQI
19th Jul 20252010 AMAQI
19th Jul 20252311 AMAQI
19th Jul 20252212 PMAQI
19th Jul 2025171 PMAQI
19th Jul 2025192 PMAQI
19th Jul 2025243 PMAQI
19th Jul 2025244 PMAQI
19th Jul 2025265 PMAQI
19th Jul 2025246 PMAQI
19th Jul 2025227 PMAQI
19th Jul 2025238 PMAQI
19th Jul 2025229 PMAQI
19th Jul 20252410 PMAQI
19th Jul 20252011 PMAQI
20th Jul 20252112 AMAQI
20th Jul 2025201 AMAQI
20th Jul 2025212 AMAQI
20th Jul 2025223 AMAQI
20th Jul 2025224 AMAQI
22°C13/32°C
20th Jul 2025305 AMAQI
20th Jul 2025246 AMAQI
20th Jul 2025207 AMAQI
20th Jul 2025218 AMAQI
20th Jul 2025229 AMAQI
20th Jul 20252210 AMAQI
20th Jul 20251811 AMAQI
20th Jul 20252012 PMAQI
20th Jul 2025211 PMAQI
20th Jul 2025222 PMAQI
20th Jul 2025213 PMAQI
20th Jul 2025254 PMAQI
20th Jul 2025265 PMAQI
20th Jul 2025276 PMAQI
20th Jul 2025247 PMAQI
20th Jul 2025278 PMAQI
20th Jul 2025379 PMAQI
20th Jul 20253310 PMAQI
20th Jul 20253211 PMAQI
21st Jul 20252712 AMAQI
21st Jul 2025361 AMAQI
21st Jul 2025422 AMAQI
21st Jul 2025423 AMAQI
21st Jul 2025404 AMAQI
21°C10/27°C
21st Jul 2025405 AMAQI
21st Jul 2025396 AMAQI
21st Jul 2025427 AMAQI
21st Jul 2025448 AMAQI
21st Jul 2025379 AMAQI
21st Jul 20254010 AMAQI
21st Jul 20254811 AMAQI
21st Jul 20255112 PMAQI
21st Jul 2025501 PMAQI
21st Jul 2025482 PMAQI
21st Jul 2025423 PMAQI
21st Jul 2025374 PMAQI
21st Jul 2025305 PMAQI
21st Jul 2025326 PMAQI
21st Jul 2025377 PMAQI
21st Jul 2025378 PMAQI
21st Jul 2025349 PMAQI
21st Jul 20253410 PMAQI
21st Jul 20252911 PMAQI
22nd Jul 20252912 AMAQI
22nd Jul 2025271 AMAQI
22nd Jul 2025282 AMAQI
22nd Jul 2025303 AMAQI
22nd Jul 2025284 AMAQI
21°C14/29°C
22nd Jul 2025305 AMAQI
22nd Jul 2025286 AMAQI
22nd Jul 2025307 AMAQI
22nd Jul 2025308 AMAQI
22nd Jul 2025309 AMAQI
22nd Jul 20253210 AMAQI
22nd Jul 20253611 AMAQI
22nd Jul 20253812 PMAQI
22nd Jul 2025381 PMAQI
22nd Jul 2025362 PMAQI
22nd Jul 2025353 PMAQI
22nd Jul 2025354 PMAQI
22nd Jul 2025325 PMAQI
22nd Jul 2025326 PMAQI
22nd Jul 2025307 PMAQI
22nd Jul 2025318 PMAQI
22nd Jul 2025319 PMAQI
22nd Jul 20253310 PMAQI
22nd Jul 20253411 PMAQI
23rd Jul 20253412 AMAQI
23rd Jul 2025331 AMAQI
23rd Jul 2025302 AMAQI
23rd Jul 2025323 AMAQI
23rd Jul 2025324 AMAQI
22°C13/31°C
23rd Jul 2025335 AMAQI
23rd Jul 2025366 AMAQI
23rd Jul 2025397 AMAQI
23rd Jul 2025378 AMAQI
23rd Jul 2025369 AMAQI
23rd Jul 20253410 AMAQI
23rd Jul 20253511 AMAQI
23rd Jul 20253512 PMAQI
23rd Jul 2025361 PMAQI
23rd Jul 2025342 PMAQI
23rd Jul 2025343 PMAQI
23rd Jul 2025364 PMAQI
23rd Jul 2025365 PMAQI
23rd Jul 2025346 PMAQI
23rd Jul 2025367 PMAQI
23rd Jul 2025338 PMAQI
23rd Jul 2025329 PMAQI
23rd Jul 20253010 PMAQI
23rd Jul 20252811 PMAQI
24th Jul 20252712 AMAQI
24th Jul 2025291 AMAQI
24th Jul 2025322 AMAQI
24th Jul 2025303 AMAQI
24th Jul 2025334 AMAQI
25°C15/35°C
24th Jul 2025375 AMAQI
24th Jul 2025386 AMAQI
24th Jul 2025357 AMAQI
24th Jul 2025378 AMAQI
24th Jul 2025369 AMAQI
24th Jul 20253810 AMAQI
24th Jul 20254211 AMAQI
24th Jul 20254212 PMAQI
24th Jul 2025401 PMAQI
24th Jul 2025372 PMAQI
24th Jul 2025333 PMAQI
24th Jul 2025324 PMAQI
24th Jul 2025325 PMAQI
24th Jul 2025356 PMAQI
24th Jul 2025327 PMAQI
24th Jul 2025328 PMAQI
24th Jul 2025289 PMAQI
24th Jul 20252710 PMAQI
24th Jul 20252411 PMAQI
25th Jul 20252412 AMAQI
25th Jul 2025221 AMAQI
25th Jul 2025202 AMAQI
25th Jul 2025223 AMAQI
25th Jul 2025214 AMAQI
26°C15/35°C
25th Jul 2025205 AMAQI
25th Jul 2025176 AMAQI
25th Jul 2025157 AMAQI
25th Jul 2025158 AMAQI
25th Jul 2025169 AMAQI
25th Jul 20251910 AMAQI
25th Jul 20252111 AMAQI
25th Jul 20251812 PMAQI
25th Jul 2025171 PMAQI
25th Jul 2025182 PMAQI
25th Jul 2025183 PMAQI
25th Jul 2025184 PMAQI
25th Jul 2025185 PMAQI
25th Jul 2025206 PMAQI
25th Jul 2025207 PMAQI
25th Jul 2025188 PMAQI
25th Jul 2025169 PMAQI
25th Jul 20251610 PMAQI
25th Jul 20251611 PMAQI
26th Jul 20251612 AMAQI
26th Jul 2025161 AMAQI
26th Jul 2025162 AMAQI
26th Jul 2025163 AMAQI
26th Jul 2025184 AMAQI
24°C14/34°C
26th Jul 2025225 AMAQI
26th Jul 2025236 AMAQI
26th Jul 2025207 AMAQI
26th Jul 2025188 AMAQI
26th Jul 2025189 AMAQI
26th Jul 20251510 AMAQI
26th Jul 20251711 AMAQI
26th Jul 20252112 PMAQI
26th Jul 2025221 PMAQI
26th Jul 2025202 PMAQI
26th Jul 2025183 PMAQI
26th Jul 2025194 PMAQI
26th Jul 2025175 PMAQI
26th Jul 2025176 PMAQI
26th Jul 2025177 PMAQI
26th Jul 2025178 PMAQI
26th Jul 2025149 PMAQI
26th Jul 20251410 PMAQI
26th Jul 20251511 PMAQI
27th Jul 20251512 AMAQI
27th Jul 2025161 AMAQI
27th Jul 2025172 AMAQI
27th Jul 2025183 AMAQI
27th Jul 2025204 AMAQI
22°C11/32°C
27th Jul 2025225 AMAQI
27th Jul 2025186 AMAQI
27th Jul 2025177 AMAQI
27th Jul 2025188 AMAQI
27th Jul 2025179 AMAQI
27th Jul 20251610 AMAQI
27th Jul 20251611 AMAQI
27th Jul 20251612 PMAQI
27th Jul 2025161 PMAQI
27th Jul 2025162 PMAQI
27th Jul 2025203 PMAQI
27th Jul 2025194 PMAQI
27th Jul 2025175 PMAQI
27th Jul 2025186 PMAQI
27th Jul 2025167 PMAQI
27th Jul 2025168 PMAQI
27th Jul 2025169 PMAQI
27th Jul 20251510 PMAQI
27th Jul 20251611 PMAQI
28th Jul 20251612 AMAQI
28th Jul 2025161 AMAQI
28th Jul 2025162 AMAQI
28th Jul 2025193 AMAQI
28th Jul 2025194 AMAQI
23°C13/32°C
28th Jul 2025185 AMAQI
28th Jul 2025186 AMAQI
28th Jul 2025207 AMAQI
28th Jul 2025228 AMAQI
28th Jul 2025199 AMAQI
28th Jul 20251810 AMAQI
28th Jul 20252211 AMAQI
28th Jul 20252712 PMAQI
28th Jul 2025271 PMAQI
28th Jul 2025222 PMAQI
28th Jul 2025253 PMAQI
28th Jul 2025244 PMAQI
28th Jul 2025225 PMAQI
28th Jul 2025226 PMAQI
28th Jul 2025207 PMAQI
28th Jul 2025208 PMAQI
28th Jul 2025169 PMAQI
28th Jul 20251410 PMAQI
28th Jul 20251711 PMAQI
29th Jul 20251612 AMAQI
29th Jul 2025181 AMAQI
29th Jul 2025182 AMAQI
29th Jul 2025203 AMAQI
29th Jul 2025204 AMAQI
24°C12/35°C
29th Jul 2025235 AMAQI
29th Jul 2025246 AMAQI
29th Jul 2025267 AMAQI
29th Jul 2025258 AMAQI
29th Jul 2025249 AMAQI
29th Jul 20252610 AMAQI
29th Jul 20253011 AMAQI
29th Jul 20252912 PMAQI
29th Jul 2025281 PMAQI
29th Jul 2025292 PMAQI
29th Jul 2025283 PMAQI
29th Jul 2025304 PMAQI
29th Jul 2025275 PMAQI
29th Jul 2025336 PMAQI
29th Jul 2025287 PMAQI
29th Jul 2025268 PMAQI
29th Jul 2025309 PMAQI
29th Jul 20252610 PMAQI
29th Jul 20252811 PMAQI
30th Jul 20253112 AMAQI
30th Jul 2025321 AMAQI
30th Jul 2025302 AMAQI
30th Jul 2025303 AMAQI
30th Jul 2025314 AMAQI
26°C13/38°C
30th Jul 2025305 AMAQI
30th Jul 2025326 AMAQI
30th Jul 2025367 AMAQI
30th Jul 2025368 AMAQI
30th Jul 2025359 AMAQI
30th Jul 20253110 AMAQI
30th Jul 20253211 AMAQI
30th Jul 20253112 PMAQI
30th Jul 2025341 PMAQI
30th Jul 2025332 PMAQI
30th Jul 2025343 PMAQI
30th Jul 2025344 PMAQI
30th Jul 2025345 PMAQI
30th Jul 2025346 PMAQI
30th Jul 2025347 PMAQI
30th Jul 2025348 PMAQI
30th Jul 2025369 PMAQI
30th Jul 20253210 PMAQI
30th Jul 20253411 PMAQI
31st Jul 20253312 AMAQI
31st Jul 2025361 AMAQI
31st Jul 2025342 AMAQI
31st Jul 2025343 AMAQI
31st Jul 2025304 AMAQI
27°C17/36°C
31st Jul 2025305 AMAQI
31st Jul 2025276 AMAQI
31st Jul 2025337 AMAQI
31st Jul 2025388 AMAQI
31st Jul 2025349 AMAQI
31st Jul 20253510 AMAQI
31st Jul 20253811 AMAQI
31st Jul 20254512 PMAQI
31st Jul 2025481 PMAQI
31st Jul 2025432 PMAQI
31st Jul 2025423 PMAQI
31st Jul 2025464 PMAQI
31st Jul 2025425 PMAQI
31st Jul 2025396 PMAQI
31st Jul 2025397 PMAQI
31st Jul 2025348 PMAQI
31st Jul 2025299 PMAQI
31st Jul 20253010 PMAQI
31st Jul 20252911 PMAQI
1st Aug 20253012 AMAQI
1st Aug 2025341 AMAQI
1st Aug 2025352 AMAQI
1st Aug 2025343 AMAQI
1st Aug 2025354 AMAQI
26°C17/36°C
1st Aug 2025325 AMAQI
1st Aug 2025356 AMAQI
1st Aug 2025387 AMAQI
1st Aug 2025408 AMAQI
1st Aug 2025369 AMAQI
1st Aug 20254210 AMAQI
1st Aug 20254711 AMAQI
1st Aug 20254712 PMAQI
1st Aug 2025481 PMAQI
1st Aug 2025472 PMAQI
1st Aug 2025523 PMAQI
1st Aug 2025554 PMAQI
1st Aug 2025545 PMAQI
1st Aug 2025546 PMAQI
1st Aug 2025427 PMAQI
1st Aug 2025468 PMAQI
1st Aug 2025509 PMAQI
1st Aug 20255210 PMAQI
1st Aug 20255511 PMAQI
2nd Aug 20255512 AMAQI
2nd Aug 2025541 AMAQI
2nd Aug 2025542 AMAQI
2nd Aug 2025543 AMAQI
2nd Aug 2025544 AMAQI
25°C18/32°C
2nd Aug 2025535 AMAQI
2nd Aug 2025546 AMAQI
2nd Aug 2025547 AMAQI
2nd Aug 2025548 AMAQI
2nd Aug 2025539 AMAQI
2nd Aug 20255210 AMAQI
2nd Aug 20255211 AMAQI
2nd Aug 20255212 PMAQI
2nd Aug 2025541 PMAQI
2nd Aug 2025532 PMAQI
2nd Aug 2025543 PMAQI
2nd Aug 2025534 PMAQI
2nd Aug 2025555 PMAQI
2nd Aug 2025566 PMAQI
2nd Aug 2025537 PMAQI
2nd Aug 2025548 PMAQI
2nd Aug 2025549 PMAQI
2nd Aug 20255210 PMAQI
2nd Aug 20254311 PMAQI
3rd Aug 20254012 AMAQI
3rd Aug 2025381 AMAQI
3rd Aug 2025422 AMAQI
3rd Aug 2025513 AMAQI
3rd Aug 2025524 AMAQI
25°C15/35°C
3rd Aug 2025505 AMAQI
3rd Aug 2025506 AMAQI
3rd Aug 2025477 AMAQI
3rd Aug 2025488 AMAQI
3rd Aug 2025489 AMAQI
3rd Aug 20254510 AMAQI
3rd Aug 20254311 AMAQI
3rd Aug 20253612 PMAQI
3rd Aug 2025301 PMAQI
3rd Aug 2025242 PMAQI
3rd Aug 2025223 PMAQI
3rd Aug 2025244 PMAQI
3rd Aug 2025245 PMAQI
3rd Aug 2025226 PMAQI
3rd Aug 2025407 PMAQI
3rd Aug 2025288 PMAQI
3rd Aug 2025209 PMAQI
3rd Aug 20252110 PMAQI
3rd Aug 20252411 PMAQI
4th Aug 20252412 AMAQI
4th Aug 2025251 AMAQI
4th Aug 2025282 AMAQI
4th Aug 2025283 AMAQI
4th Aug 2025264 AMAQI
23°C13/32°C
4th Aug 2025265 AMAQI
4th Aug 2025256 AMAQI
4th Aug 2025237 AMAQI
4th Aug 2025248 AMAQI
4th Aug 2025269 AMAQI
4th Aug 20253010 AMAQI
4th Aug 20253211 AMAQI
4th Aug 20253112 PMAQI
4th Aug 2025321 PMAQI
4th Aug 2025322 PMAQI
4th Aug 2025303 PMAQI
4th Aug 2025314 PMAQI
4th Aug 2025305 PMAQI
4th Aug 2025296 PMAQI
4th Aug 2025317 PMAQI
4th Aug 2025298 PMAQI
4th Aug 2025339 PMAQI
4th Aug 20253310 PMAQI
4th Aug 20253611 PMAQI
5th Aug 20253412 AMAQI
5th Aug 2025411 AMAQI
5th Aug 2025442 AMAQI
5th Aug 2025413 AMAQI
5th Aug 2025414 AMAQI
22°C12/30°C
5th Aug 2025425 AMAQI
5 AM5th Aug 2025466 AMAQI
5th Aug 2025477 AMAQI
5th Aug 2025518 AMAQI
5th Aug 2025539 AMAQI
5th Aug 20255410 AMAQI
5th Aug 20255511 AMAQI
5th Aug 20255412 PMAQI
12 PM5th Aug 2025551 PMAQI
5th Aug 2025552 PMAQI
5th Aug 2025553 PMAQI
5th Aug 2025544 PMAQI
8 PM
12 AM
4 AM
--°C/°C
Day time
Avg. Highest Time
11 AM - 8 PM
29AQI
10 hours / Day
300 hours / Month
Avg. Lowest Time
9 AM - 10 AM
28AQI
2 hours / Day
60 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 11 AM to 8 PM (Avg. 29), while the lowest AQI was between 9 AM to 10 AM (Avg. 28).
Night time
Avg. Highest Time
12 AM - 4 AM
27AQI
5 hours / Day
150 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 4 AM (Avg. 27), while the lowest AQI was between 12 AM to 11 PM (Avg. 27).
2025 Days Vs Air Quality
Prosser, Washington, United States
2025
99%
131
0.7%
1
Total number of days with different AQI categories in last 217 days in 2025 (148 days remaining)
Good
131 DaysModerate
1 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 217 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
Prosser, 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 March 2025
24AQI
24AQI
2nd March 2025
19AQI
19AQI
3rd March 2025
16AQI
16AQI
4th March 2025
15AQI
15AQI
5th March 2025
19AQI
19AQI
6th March 2025
16AQI
16AQI
1st April 2025
17AQI
17AQI
2nd April 2025
18AQI
18AQI
3rd April 2025
19AQI
19AQI
4th April 2025
21AQI
21AQI
5th April 2025
31AQI
31AQI
6th April 2025
29AQI
29AQI
7th April 2025
24AQI
24AQI
8th April 2025
13AQI
13AQI
9th April 2025
14AQI
14AQI
10th April 2025
19AQI
19AQI
11th April 2025
15AQI
15AQI
12th April 2025
16AQI
16AQI
13th April 2025
20AQI
20AQI
14th April 2025
26AQI
26AQI
15th April 2025
28AQI
28AQI
16th April 2025
28AQI
28AQI
17th April 2025
19AQI
19AQI
18th April 2025
21AQI
21AQI
19th April 2025
20AQI
20AQI
20th April 2025
21AQI
21AQI
21st April 2025
14AQI
14AQI
22nd April 2025
17AQI
17AQI
23rd April 2025
23AQI
23AQI
24th April 2025
27AQI
27AQI
25th April 2025
31AQI
31AQI
26th April 2025
34AQI
34AQI
27th April 2025
30AQI
30AQI
28th April 2025
18AQI
18AQI
29th April 2025
15AQI
15AQI
30th April 2025
20AQI
20AQI
1st May 2025
23AQI
23AQI
2nd May 2025
23AQI
23AQI
3rd May 2025
18AQI
18AQI
4th May 2025
14AQI
14AQI
5th May 2025
15AQI
15AQI
6th May 2025
21AQI
21AQI
7th May 2025
21AQI
21AQI
8th May 2025
18AQI
18AQI
9th May 2025
21AQI
21AQI
10th May 2025
23AQI
23AQI
11th May 2025
18AQI
18AQI
12th May 2025
17AQI
17AQI
13th May 2025
17AQI
17AQI
14th May 2025
17AQI
17AQI
15th May 2025
17AQI
17AQI
16th May 2025
13AQI
13AQI
17th May 2025
12AQI
12AQI
18th May 2025
12AQI
12AQI
19th May 2025
14AQI
14AQI
20th May 2025
11AQI
11AQI
21st May 2025
12AQI
12AQI
22nd May 2025
16AQI
16AQI
23rd May 2025
17AQI
17AQI
24th May 2025
18AQI
18AQI
25th May 2025
22AQI
22AQI
26th May 2025
21AQI
21AQI
27th May 2025
15AQI
15AQI
28th May 2025
21AQI
21AQI
29th May 2025
23AQI
23AQI
30th May 2025
18AQI
18AQI
31st May 2025
28AQI
28AQI
1st June 2025
15AQI
15AQI
2nd June 2025
17AQI
17AQI
3rd June 2025
20AQI
20AQI
4th June 2025
20AQI
20AQI
5th June 2025
21AQI
21AQI
6th June 2025
28AQI
28AQI
7th June 2025
23AQI
23AQI
8th June 2025
30AQI
30AQI
9th June 2025
34AQI
34AQI
10th June 2025
32AQI
32AQI
11th June 2025
31AQI
31AQI
12th June 2025
33AQI
33AQI
13th June 2025
22AQI
22AQI
14th June 2025
20AQI
20AQI
15th June 2025
24AQI
24AQI
16th June 2025
22AQI
22AQI
17th June 2025
26AQI
26AQI
18th June 2025
19AQI
19AQI
19th June 2025
17AQI
17AQI
20th June 2025
24AQI
24AQI
21st June 2025
11AQI
11AQI
22nd June 2025
12AQI
12AQI
23rd June 2025
30AQI
30AQI
24th June 2025
45AQI
45AQI
25th June 2025
37AQI
37AQI
26th June 2025
19AQI
19AQI
27th June 2025
14AQI
14AQI
28th June 2025
12AQI
12AQI
29th June 2025
16AQI
16AQI
30th June 2025
24AQI
24AQI
1st July 2025
29AQI
29AQI
2nd July 2025
26AQI
26AQI
3rd July 2025
21AQI
21AQI
4th July 2025
19AQI
19AQI
5th July 2025
29AQI
29AQI
6th July 2025
18AQI
18AQI
7th July 2025
22AQI
22AQI
8th July 2025
28AQI
28AQI
9th July 2025
23AQI
23AQI
10th July 2025
15AQI
15AQI
11th July 2025
17AQI
17AQI
12th July 2025
21AQI
21AQI
13th July 2025
20AQI
20AQI
14th July 2025
20AQI
20AQI
15th July 2025
25AQI
25AQI
16th July 2025
29AQI
29AQI
17th July 2025
37AQI
37AQI
18th July 2025
33AQI
33AQI
19th July 2025
23AQI
23AQI
20th July 2025
25AQI
25AQI
21st July 2025
38AQI
38AQI
22nd July 2025
31AQI
31AQI
23rd July 2025
34AQI
34AQI
24th July 2025
33AQI
33AQI
25th July 2025
19AQI
19AQI
26th July 2025
17AQI
17AQI
27th July 2025
17AQI
17AQI
28th July 2025
20AQI
20AQI
29th July 2025
25AQI
25AQI
30th July 2025
33AQI
33AQI
31st July 2025
35AQI
35AQI
1st August 2025
43AQI
43AQI
2nd August 2025
53AQI
53AQI
3rd August 2025
36AQI
36AQI
4th August 2025
29AQI
29AQI
18AQI
22AQI
18AQI
23AQI
25AQI
40AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202522AQI
6
30
31
30
31
3
1
131
1
Highest AQI recorded in
August40AQI
Lowest AQI recorded in
May18AQI
Most & Least Polluted Years Over the Last 1 Years
Most Polluted Year Recorded
2025(Avg.)
22AQILeast Polluted Year Recorded
2025(Avg.)
22AQIProsser's annual 2025 AQI (22) shows an average percentage change of NaN% (improved AQI) compared to previous years: .
