Prineville, Oregon, 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
Prineville, Oregon, United States
2021
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
22nd Aug 2023
156AQILowest AQI recorded on
8th Aug 2021
8AQISame Day Analysis (9th August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 3rd highest AQI at 18 of Good air quality, showing improvement over 2024 and 2023 on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 9th Aug - 10th Aug 2025
Prineville, Oregon, United States
AQI
Day
Night
.
5 AM9th Aug 2025
8 PM
4 AM10th Aug 2025
Day time
Avg. Highest Time
1PM9th Aug
20AQI
Avg. Lowest Time
8PM9th Aug
16AQI
Night time
Avg. Highest Time
2AM10th Aug
19AQI
Avg. Lowest Time
10PM9th Aug
16AQI
In the last 24 hours,
Prineville's AQI reached its highest point of 20 at 1 PM during the Day, while the lowest point, undefined, was recorded at 4 AM during the Night between 9th Aug and 10th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Prineville, Oregon, United States
JulAug
11th - 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 - 07th07th - 08th08th - 09th09th - 10th10th
Day
Night
11th Jul 2025215 AMAQI
11th Jul 2025206 AMAQI
11th Jul 2025207 AMAQI
11th Jul 2025228 AMAQI
11th Jul 2025209 AMAQI
11th Jul 20252110 AMAQI
11th Jul 20252111 AMAQI
11th Jul 20252112 PMAQI
11th Jul 2025221 PMAQI
11th Jul 2025202 PMAQI
11th Jul 2025203 PMAQI
11th Jul 2025204 PMAQI
11th Jul 2025225 PMAQI
11th Jul 2025206 PMAQI
11th Jul 2025207 PMAQI
11th Jul 2025238 PMAQI
11th Jul 2025239 PMAQI
11th Jul 20252710 PMAQI
11th Jul 20253011 PMAQI
12th Jul 20252812 AMAQI
12th Jul 2025261 AMAQI
12th Jul 2025272 AMAQI
12th Jul 2025263 AMAQI
12th Jul 2025274 AMAQI
21°C14/29°C
12th Jul 2025205 AMAQI
12th Jul 2025246 AMAQI
12th Jul 2025267 AMAQI
12th Jul 2025248 AMAQI
12th Jul 2025259 AMAQI
12th Jul 20252510 AMAQI
12th Jul 20252411 AMAQI
12th Jul 20253212 PMAQI
12th Jul 2025231 PMAQI
12th Jul 2025242 PMAQI
12th Jul 2025243 PMAQI
12th Jul 2025224 PMAQI
12th Jul 2025225 PMAQI
12th Jul 2025236 PMAQI
12th Jul 2025227 PMAQI
12th Jul 2025238 PMAQI
12th Jul 2025229 PMAQI
12th Jul 20252410 PMAQI
12th Jul 20252311 PMAQI
13th Jul 20252412 AMAQI
13th Jul 2025321 AMAQI
13th Jul 2025282 AMAQI
13th Jul 2025273 AMAQI
13th Jul 2025344 AMAQI
24°C14/33°C
13th Jul 2025245 AMAQI
13th Jul 2025226 AMAQI
13th Jul 2025357 AMAQI
13th Jul 2025378 AMAQI
13th Jul 2025309 AMAQI
13th Jul 20253110 AMAQI
13th Jul 20252811 AMAQI
13th Jul 20252812 PMAQI
13th Jul 2025301 PMAQI
13th Jul 2025282 PMAQI
13th Jul 2025283 PMAQI
13th Jul 2025264 PMAQI
13th Jul 2025235 PMAQI
13th Jul 2025246 PMAQI
13th Jul 2025287 PMAQI
13th Jul 2025248 PMAQI
13th Jul 2025269 PMAQI
13th Jul 20252410 PMAQI
13th Jul 20252611 PMAQI
14th Jul 20252912 AMAQI
14th Jul 2025281 AMAQI
14th Jul 2025282 AMAQI
14th Jul 2025263 AMAQI
14th Jul 2025244 AMAQI
26°C15/35°C
14th Jul 2025245 AMAQI
14th Jul 2025256 AMAQI
14th Jul 2025267 AMAQI
14th Jul 2025268 AMAQI
14th Jul 2025289 AMAQI
14th Jul 20252510 AMAQI
14th Jul 20252611 AMAQI
14th Jul 20252612 PMAQI
14th Jul 2025241 PMAQI
14th Jul 2025222 PMAQI
14th Jul 2025243 PMAQI
14th Jul 2025224 PMAQI
14th Jul 2025205 PMAQI
14th Jul 2025216 PMAQI
14th Jul 2025227 PMAQI
14th Jul 2025218 PMAQI
14th Jul 2025199 PMAQI
14th Jul 20252010 PMAQI
14th Jul 20252011 PMAQI
15th Jul 20252012 AMAQI
15th Jul 2025221 AMAQI
15th Jul 2025222 AMAQI
15th Jul 2025213 AMAQI
15th Jul 2025194 AMAQI
24°C16/33°C
15th Jul 2025245 AMAQI
15th Jul 2025416 AMAQI
15th Jul 2025517 AMAQI
15th Jul 2025588 AMAQI
15th Jul 2025509 AMAQI
15th Jul 20254610 AMAQI
15th Jul 20255511 AMAQI
15th Jul 20255112 PMAQI
15th Jul 2025461 PMAQI
15th Jul 2025342 PMAQI
15th Jul 2025323 PMAQI
15th Jul 2025274 PMAQI
15th Jul 2025305 PMAQI
15th Jul 2025226 PMAQI
15th Jul 2025227 PMAQI
15th Jul 2025238 PMAQI
15th Jul 2025219 PMAQI
15th Jul 20252310 PMAQI
15th Jul 20252411 PMAQI
16th Jul 20252312 AMAQI
16th Jul 2025241 AMAQI
16th Jul 2025242 AMAQI
16th Jul 2025223 AMAQI
16th Jul 2025204 AMAQI
21°C13/28°C
16th Jul 2025205 AMAQI
16th Jul 2025196 AMAQI
16th Jul 2025207 AMAQI
16th Jul 2025228 AMAQI
16th Jul 2025229 AMAQI
16th Jul 20252210 AMAQI
16th Jul 20252411 AMAQI
16th Jul 20252512 PMAQI
16th Jul 2025321 PMAQI
16th Jul 2025302 PMAQI
16th Jul 2025303 PMAQI
16th Jul 2025344 PMAQI
16th Jul 2025395 PMAQI
16th Jul 2025266 PMAQI
16th Jul 2025247 PMAQI
16th Jul 2025258 PMAQI
16th Jul 2025379 PMAQI
16th Jul 20253210 PMAQI
16th Jul 20253311 PMAQI
17th Jul 20253312 AMAQI
17th Jul 2025321 AMAQI
17th Jul 2025312 AMAQI
17th Jul 2025353 AMAQI
17th Jul 2025484 AMAQI
22°C12/31°C
17th Jul 2025505 AMAQI
17th Jul 2025506 AMAQI
17th Jul 2025527 AMAQI
17th Jul 2025518 AMAQI
17th Jul 2025439 AMAQI
17th Jul 20255110 AMAQI
17th Jul 20255011 AMAQI
17th Jul 20255012 PMAQI
17th Jul 2025551 PMAQI
17th Jul 2025522 PMAQI
17th Jul 2025463 PMAQI
17th Jul 2025494 PMAQI
17th Jul 2025475 PMAQI
17th Jul 2025376 PMAQI
17th Jul 2025397 PMAQI
17th Jul 2025408 PMAQI
17th Jul 2025329 PMAQI
17th Jul 20253010 PMAQI
17th Jul 20253211 PMAQI
18th Jul 20253212 AMAQI
18th Jul 2025321 AMAQI
18th Jul 2025332 AMAQI
18th Jul 2025363 AMAQI
18th Jul 2025464 AMAQI
23°C12/32°C
18th Jul 2025565 AMAQI
18th Jul 2025596 AMAQI
18th Jul 2025577 AMAQI
18th Jul 2025578 AMAQI
18th Jul 2025569 AMAQI
18th Jul 20255410 AMAQI
18th Jul 20255311 AMAQI
18th Jul 20255212 PMAQI
18th Jul 2025541 PMAQI
18th Jul 2025532 PMAQI
18th Jul 2025523 PMAQI
18th Jul 2025484 PMAQI
18th Jul 2025505 PMAQI
18th Jul 2025406 PMAQI
18th Jul 2025377 PMAQI
18th Jul 2025348 PMAQI
18th Jul 2025329 PMAQI
18th Jul 20253210 PMAQI
18th Jul 20253411 PMAQI
19th Jul 20253312 AMAQI
19th Jul 2025331 AMAQI
19th Jul 2025322 AMAQI
19th Jul 2025323 AMAQI
19th Jul 2025304 AMAQI
21°C12/31°C
19th Jul 2025215 AMAQI
19th Jul 2025266 AMAQI
19th Jul 2025267 AMAQI
19th Jul 2025258 AMAQI
19th Jul 2025239 AMAQI
19th Jul 20252510 AMAQI
19th Jul 20252211 AMAQI
19th Jul 20252212 PMAQI
19th Jul 2025211 PMAQI
19th Jul 2025212 PMAQI
19th Jul 2025223 PMAQI
19th Jul 2025224 PMAQI
19th Jul 2025235 PMAQI
19th Jul 2025216 PMAQI
19th Jul 2025227 PMAQI
19th Jul 2025238 PMAQI
19th Jul 2025249 PMAQI
19th Jul 20252210 PMAQI
19th Jul 20252211 PMAQI
20th Jul 20252112 AMAQI
20th Jul 2025211 AMAQI
20th Jul 2025212 AMAQI
20th Jul 2025223 AMAQI
20th Jul 2025224 AMAQI
20°C12/28°C
20th Jul 2025205 AMAQI
20th Jul 2025216 AMAQI
20th Jul 2025247 AMAQI
20th Jul 2025288 AMAQI
20th Jul 2025359 AMAQI
20th Jul 20254910 AMAQI
20th Jul 20254611 AMAQI
20th Jul 20253212 PMAQI
20th Jul 2025291 PMAQI
20th Jul 2025202 PMAQI
20th Jul 2025203 PMAQI
20th Jul 2025204 PMAQI
20th Jul 2025205 PMAQI
20th Jul 2025196 PMAQI
20th Jul 2025207 PMAQI
20th Jul 2025198 PMAQI
20th Jul 2025219 PMAQI
20th Jul 20252210 PMAQI
20th Jul 20252611 PMAQI
21st Jul 20252912 AMAQI
21st Jul 2025401 AMAQI
21st Jul 2025462 AMAQI
21st Jul 2025453 AMAQI
21st Jul 2025414 AMAQI
19°C13/25°C
21st Jul 2025325 AMAQI
21st Jul 2025246 AMAQI
21st Jul 2025267 AMAQI
21st Jul 2025278 AMAQI
21st Jul 2025289 AMAQI
21st Jul 20252810 AMAQI
21st Jul 20252911 AMAQI
21st Jul 20253012 PMAQI
21st Jul 2025281 PMAQI
21st Jul 2025242 PMAQI
21st Jul 2025253 PMAQI
21st Jul 2025244 PMAQI
21st Jul 2025265 PMAQI
21st Jul 2025246 PMAQI
21st Jul 2025277 PMAQI
21st Jul 2025278 PMAQI
21st Jul 2025229 PMAQI
21st Jul 20252210 PMAQI
21st Jul 20252211 PMAQI
22nd Jul 20252312 AMAQI
22nd Jul 2025231 AMAQI
22nd Jul 2025242 AMAQI
22nd Jul 2025243 AMAQI
22nd Jul 2025234 AMAQI
18°C12/23°C
22nd Jul 2025225 AMAQI
22nd Jul 2025246 AMAQI
22nd Jul 2025227 AMAQI
22nd Jul 2025218 AMAQI
22nd Jul 2025239 AMAQI
22nd Jul 20252510 AMAQI
22nd Jul 20252411 AMAQI
22nd Jul 20252512 PMAQI
22nd Jul 2025261 PMAQI
22nd Jul 2025302 PMAQI
22nd Jul 2025243 PMAQI
22nd Jul 2025224 PMAQI
22nd Jul 2025205 PMAQI
22nd Jul 2025196 PMAQI
22nd Jul 2025227 PMAQI
22nd Jul 2025228 PMAQI
22nd Jul 2025189 PMAQI
22nd Jul 20251810 PMAQI
22nd Jul 20251911 PMAQI
23rd Jul 20252012 AMAQI
23rd Jul 2025201 AMAQI
23rd Jul 2025222 AMAQI
23rd Jul 2025233 AMAQI
23rd Jul 2025224 AMAQI
19°C11/27°C
23rd Jul 2025225 AMAQI
23rd Jul 2025236 AMAQI
23rd Jul 2025227 AMAQI
23rd Jul 2025238 AMAQI
23rd Jul 2025249 AMAQI
23rd Jul 20252810 AMAQI
23rd Jul 20252811 AMAQI
23rd Jul 20253012 PMAQI
23rd Jul 2025311 PMAQI
23rd Jul 2025282 PMAQI
23rd Jul 2025283 PMAQI
23rd Jul 2025264 PMAQI
23rd Jul 2025225 PMAQI
23rd Jul 2025226 PMAQI
23rd Jul 2025237 PMAQI
23rd Jul 2025228 PMAQI
23rd Jul 2025229 PMAQI
23rd Jul 20252310 PMAQI
23rd Jul 20252211 PMAQI
24th Jul 20252212 AMAQI
24th Jul 2025231 AMAQI
24th Jul 2025262 AMAQI
24th Jul 2025243 AMAQI
24th Jul 2025244 AMAQI
21°C11/30°C
24th Jul 2025235 AMAQI
24th Jul 2025256 AMAQI
24th Jul 2025287 AMAQI
24th Jul 2025288 AMAQI
24th Jul 2025289 AMAQI
24th Jul 20252810 AMAQI
24th Jul 20252811 AMAQI
24th Jul 20252912 PMAQI
24th Jul 2025321 PMAQI
24th Jul 2025322 PMAQI
24th Jul 2025303 PMAQI
24th Jul 2025274 PMAQI
24th Jul 2025255 PMAQI
24th Jul 2025246 PMAQI
24th Jul 2025257 PMAQI
24th Jul 2025258 PMAQI
24th Jul 2025249 PMAQI
24th Jul 20252210 PMAQI
24th Jul 20252311 PMAQI
25th Jul 20252312 AMAQI
25th Jul 2025231 AMAQI
25th Jul 2025232 AMAQI
25th Jul 2025233 AMAQI
25th Jul 2025254 AMAQI
22°C12/31°C
25th Jul 2025275 AMAQI
25th Jul 2025286 AMAQI
25th Jul 2025267 AMAQI
25th Jul 2025268 AMAQI
25th Jul 2025269 AMAQI
25th Jul 20252710 AMAQI
25th Jul 20252911 AMAQI
25th Jul 20252912 PMAQI
25th Jul 2025291 PMAQI
25th Jul 2025272 PMAQI
25th Jul 2025253 PMAQI
25th Jul 2025244 PMAQI
25th Jul 2025215 PMAQI
25th Jul 2025206 PMAQI
25th Jul 2025227 PMAQI
25th Jul 2025238 PMAQI
25th Jul 2025209 PMAQI
25th Jul 20252010 PMAQI
25th Jul 20251911 PMAQI
26th Jul 20252012 AMAQI
26th Jul 2025191 AMAQI
26th Jul 2025192 AMAQI
26th Jul 2025203 AMAQI
26th Jul 2025244 AMAQI
20°C11/30°C
26th Jul 2025215 AMAQI
26th Jul 2025176 AMAQI
26th Jul 2025187 AMAQI
26th Jul 2025188 AMAQI
26th Jul 2025189 AMAQI
26th Jul 20251910 AMAQI
26th Jul 20252011 AMAQI
26th Jul 20251812 PMAQI
26th Jul 2025191 PMAQI
26th Jul 2025222 PMAQI
26th Jul 2025183 PMAQI
26th Jul 2025204 PMAQI
26th Jul 2025195 PMAQI
26th Jul 2025186 PMAQI
26th Jul 2025187 PMAQI
26th Jul 2025198 PMAQI
26th Jul 2025209 PMAQI
26th Jul 20252510 PMAQI
26th Jul 20252711 PMAQI
27th Jul 20253812 AMAQI
27th Jul 2025241 AMAQI
27th Jul 2025242 AMAQI
27th Jul 2025193 AMAQI
27th Jul 2025184 AMAQI
19°C10/28°C
27th Jul 2025165 AMAQI
27th Jul 2025176 AMAQI
27th Jul 2025197 AMAQI
27th Jul 2025188 AMAQI
27th Jul 2025199 AMAQI
27th Jul 20252010 AMAQI
27th Jul 20251911 AMAQI
27th Jul 20251912 PMAQI
27th Jul 2025191 PMAQI
27th Jul 2025192 PMAQI
27th Jul 2025203 PMAQI
27th Jul 2025194 PMAQI
27th Jul 2025185 PMAQI
27th Jul 2025196 PMAQI
27th Jul 2025197 PMAQI
27th Jul 2025188 PMAQI
27th Jul 2025189 PMAQI
27th Jul 20251810 PMAQI
27th Jul 20251811 PMAQI
28th Jul 20251812 AMAQI
28th Jul 2025181 AMAQI
28th Jul 2025182 AMAQI
28th Jul 2025183 AMAQI
28th Jul 2025194 AMAQI
20°C10/29°C
28th Jul 2025205 AMAQI
28th Jul 2025186 AMAQI
28th Jul 2025187 AMAQI
28th Jul 2025188 AMAQI
28th Jul 2025189 AMAQI
28th Jul 20251910 AMAQI
28th Jul 20251911 AMAQI
28th Jul 20252012 PMAQI
28th Jul 2025201 PMAQI
28th Jul 2025212 PMAQI
28th Jul 2025213 PMAQI
28th Jul 2025204 PMAQI
28th Jul 2025205 PMAQI
28th Jul 2025196 PMAQI
28th Jul 2025197 PMAQI
28th Jul 2025198 PMAQI
28th Jul 2025199 PMAQI
28th Jul 20252010 PMAQI
28th Jul 20251911 PMAQI
29th Jul 20252012 AMAQI
29th Jul 2025221 AMAQI
29th Jul 2025202 AMAQI
29th Jul 2025203 AMAQI
29th Jul 2025204 AMAQI
22°C11/31°C
29th Jul 2025185 AMAQI
29th Jul 2025176 AMAQI
29th Jul 2025187 AMAQI
29th Jul 2025208 AMAQI
29th Jul 2025229 AMAQI
29th Jul 20251810 AMAQI
29th Jul 20252211 AMAQI
29th Jul 20252512 PMAQI
29th Jul 2025241 PMAQI
29th Jul 2025262 PMAQI
29th Jul 2025213 PMAQI
29th Jul 2025224 PMAQI
29th Jul 2025205 PMAQI
29th Jul 2025186 PMAQI
29th Jul 2025197 PMAQI
29th Jul 2025198 PMAQI
29th Jul 2025189 PMAQI
29th Jul 20251810 PMAQI
29th Jul 20251711 PMAQI
30th Jul 20251812 AMAQI
30th Jul 2025181 AMAQI
30th Jul 2025222 AMAQI
30th Jul 2025223 AMAQI
30th Jul 2025214 AMAQI
24°C13/33°C
30th Jul 2025245 AMAQI
30th Jul 2025206 AMAQI
30th Jul 2025237 AMAQI
30th Jul 2025208 AMAQI
30th Jul 2025209 AMAQI
30th Jul 20252510 AMAQI
30th Jul 20252611 AMAQI
30th Jul 20252812 PMAQI
30th Jul 2025321 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 2025249 PMAQI
30th Jul 20252210 PMAQI
30th Jul 20252211 PMAQI
31st Jul 20252212 AMAQI
31st Jul 2025221 AMAQI
31st Jul 2025262 AMAQI
31st Jul 2025303 AMAQI
31st Jul 2025264 AMAQI
24°C14/32°C
31st Jul 2025235 AMAQI
31st Jul 2025226 AMAQI
31st Jul 2025237 AMAQI
31st Jul 2025258 AMAQI
31st Jul 2025279 AMAQI
31st Jul 20252810 AMAQI
31st Jul 20252911 AMAQI
31st Jul 20253012 PMAQI
31st Jul 2025301 PMAQI
31st Jul 2025302 PMAQI
31st Jul 2025253 PMAQI
31st Jul 2025244 PMAQI
31st Jul 2025245 PMAQI
31st Jul 2025226 PMAQI
31st Jul 2025237 PMAQI
31st Jul 2025308 PMAQI
31st Jul 2025429 PMAQI
31st Jul 20255210 PMAQI
31st Jul 20255711 PMAQI
1st Aug 20256012 AMAQI
1st Aug 2025601 AMAQI
1st Aug 2025622 AMAQI
1st Aug 2025473 AMAQI
1st Aug 2025364 AMAQI
21°C14/29°C
1st Aug 2025385 AMAQI
1st Aug 2025356 AMAQI
1st Aug 2025307 AMAQI
1st Aug 2025478 AMAQI
1st Aug 2025629 AMAQI
1st Aug 20256010 AMAQI
1st Aug 20254611 AMAQI
1st Aug 20256112 PMAQI
1st Aug 2025641 PMAQI
1st Aug 2025612 PMAQI
1st Aug 2025563 PMAQI
1st Aug 2025524 PMAQI
1st Aug 2025545 PMAQI
1st Aug 2025566 PMAQI
1st Aug 2025417 PMAQI
1st Aug 2025508 PMAQI
1st Aug 2025609 PMAQI
1st Aug 20255810 PMAQI
1st Aug 20255711 PMAQI
2nd Aug 20255112 AMAQI
2nd Aug 2025481 AMAQI
2nd Aug 2025422 AMAQI
2nd Aug 2025403 AMAQI
2nd Aug 2025384 AMAQI
22°C12/31°C
2nd Aug 2025385 AMAQI
2nd Aug 2025366 AMAQI
2nd Aug 2025367 AMAQI
2nd Aug 2025348 AMAQI
2nd Aug 2025449 AMAQI
2nd Aug 20255410 AMAQI
2nd Aug 20254411 AMAQI
2nd Aug 20254112 PMAQI
2nd Aug 2025451 PMAQI
2nd Aug 2025392 PMAQI
2nd Aug 2025353 PMAQI
2nd Aug 2025354 PMAQI
2nd Aug 2025325 PMAQI
2nd Aug 2025326 PMAQI
2nd Aug 2025357 PMAQI
2nd Aug 2025328 PMAQI
2nd Aug 2025249 PMAQI
2nd Aug 20253010 PMAQI
2nd Aug 20252811 PMAQI
3rd Aug 20253012 AMAQI
3rd Aug 2025281 AMAQI
3rd Aug 2025262 AMAQI
3rd Aug 2025253 AMAQI
3rd Aug 2025244 AMAQI
21°C12/30°C
3rd Aug 2025225 AMAQI
3rd Aug 2025246 AMAQI
3rd Aug 2025227 AMAQI
3rd Aug 2025248 AMAQI
3rd Aug 2025259 AMAQI
3rd Aug 20252410 AMAQI
3rd Aug 20252611 AMAQI
3rd Aug 20252812 PMAQI
3rd Aug 2025291 PMAQI
3rd Aug 2025252 PMAQI
3rd Aug 2025273 PMAQI
3rd Aug 2025264 PMAQI
3rd Aug 2025255 PMAQI
3rd Aug 2025256 PMAQI
3rd Aug 2025277 PMAQI
3rd Aug 2025288 PMAQI
3rd Aug 2025269 PMAQI
3rd Aug 20252310 PMAQI
3rd Aug 20254911 PMAQI
4th Aug 20254612 AMAQI
4th Aug 2025341 AMAQI
4th Aug 2025282 AMAQI
4th Aug 2025233 AMAQI
4th Aug 2025244 AMAQI
19°C12/29°C
4th Aug 2025245 AMAQI
4th Aug 2025226 AMAQI
4th Aug 2025227 AMAQI
4th Aug 2025228 AMAQI
4th Aug 2025249 AMAQI
4th Aug 20252510 AMAQI
4th Aug 20252411 AMAQI
4th Aug 20252412 PMAQI
4th Aug 2025241 PMAQI
4th Aug 2025252 PMAQI
4th Aug 2025273 PMAQI
4th Aug 2025224 PMAQI
4th Aug 2025215 PMAQI
4th Aug 2025196 PMAQI
4th Aug 2025257 PMAQI
4th Aug 2025228 PMAQI
4th Aug 2025229 PMAQI
4th Aug 20252210 PMAQI
4th Aug 20252011 PMAQI
5th Aug 20252212 AMAQI
5th Aug 2025221 AMAQI
5th Aug 2025242 AMAQI
5th Aug 2025233 AMAQI
5th Aug 2025234 AMAQI
17°C10/26°C
5th Aug 2025215 AMAQI
5th Aug 2025226 AMAQI
5th Aug 2025227 AMAQI
5th Aug 2025228 AMAQI
5th Aug 2025229 AMAQI
5th Aug 20252310 AMAQI
5th Aug 20252411 AMAQI
5th Aug 20252412 PMAQI
5th Aug 2025241 PMAQI
5th Aug 2025222 PMAQI
5th Aug 2025223 PMAQI
5th Aug 2025224 PMAQI
5th Aug 2025205 PMAQI
5th Aug 2025196 PMAQI
5th Aug 2025227 PMAQI
5th Aug 2025218 PMAQI
5th Aug 2025199 PMAQI
5th Aug 20251710 PMAQI
5th Aug 20251911 PMAQI
6th Aug 20252912 AMAQI
6th Aug 2025361 AMAQI
6th Aug 2025302 AMAQI
6th Aug 2025243 AMAQI
6th Aug 2025304 AMAQI
18°C9/28°C
6th Aug 2025235 AMAQI
6th Aug 2025236 AMAQI
6th Aug 2025237 AMAQI
6th Aug 2025268 AMAQI
6th Aug 2025269 AMAQI
6th Aug 20252910 AMAQI
6th Aug 20252911 AMAQI
6th Aug 20253012 PMAQI
6th Aug 2025291 PMAQI
6th Aug 2025272 PMAQI
6th Aug 2025283 PMAQI
6th Aug 2025344 PMAQI
6th Aug 2025305 PMAQI
6th Aug 2025266 PMAQI
6th Aug 2025227 PMAQI
6th Aug 2025228 PMAQI
6th Aug 2025189 PMAQI
6th Aug 20251910 PMAQI
6th Aug 20251911 PMAQI
7th Aug 20252012 AMAQI
7th Aug 2025221 AMAQI
7th Aug 2025202 AMAQI
7th Aug 2025203 AMAQI
7th Aug 2025194 AMAQI
18°C11/26°C
7th Aug 2025205 AMAQI
7th Aug 2025206 AMAQI
7th Aug 2025187 AMAQI
7th Aug 2025188 AMAQI
7th Aug 2025179 AMAQI
7th Aug 20251910 AMAQI
7th Aug 20251811 AMAQI
7th Aug 20251812 PMAQI
7th Aug 2025191 PMAQI
7th Aug 2025182 PMAQI
7th Aug 2025183 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 20251711 PMAQI
8th Aug 20251812 AMAQI
8th Aug 2025161 AMAQI
8th Aug 2025162 AMAQI
8th Aug 2025163 AMAQI
8th Aug 2025164 AMAQI
17°C10/25°C
8th Aug 2025165 AMAQI
8th Aug 2025156 AMAQI
8th Aug 2025157 AMAQI
8th Aug 2025158 AMAQI
8th Aug 2025159 AMAQI
8th Aug 20251610 AMAQI
8th Aug 20251611 AMAQI
8th Aug 20251712 PMAQI
8th Aug 2025171 PMAQI
8th Aug 2025162 PMAQI
8th Aug 2025163 PMAQI
8th Aug 2025164 PMAQI
8th Aug 2025165 PMAQI
8th Aug 2025166 PMAQI
8th Aug 2025157 PMAQI
8th Aug 2025158 PMAQI
8th Aug 2025169 PMAQI
8th Aug 20251610 PMAQI
8th Aug 20251711 PMAQI
9th Aug 20251712 AMAQI
9th Aug 2025181 AMAQI
9th Aug 2025172 AMAQI
9th Aug 2025203 AMAQI
9th Aug 2025204 AMAQI
17°C7/27°C
9th Aug 2025185 AMAQI
9th Aug 2025166 AMAQI
9th Aug 2025167 AMAQI
9th Aug 2025178 AMAQI
9th Aug 2025189 AMAQI
9th Aug 20251710 AMAQI
9th Aug 20251611 AMAQI
9th Aug 20251712 PMAQI
9th Aug 2025201 PMAQI
9th Aug 2025172 PMAQI
9th Aug 2025173 PMAQI
9th Aug 2025174 PMAQI
9th Aug 2025165 PMAQI
9th Aug 2025176 PMAQI
9th Aug 2025177 PMAQI
9th Aug 2025168 PMAQI
9th Aug 2025169 PMAQI
9th Aug 20251610 PMAQI
9th Aug 20251811 PMAQI
10th Aug 20251812 AMAQI
10th Aug 2025181 AMAQI
10th Aug 2025192 AMAQI
10th Aug 2025183 AMAQI
21°C11/30°C
5 AM
12 PM
8 PM
12 AM
4 AM
--°C/°C
Day time
Avg. Highest Time
5 AM - 1 PM
28AQI
9 hours / Day
270 hours / Month
Avg. Lowest Time
6 PM - 8 PM
24AQI
3 hours / Day
90 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 5 AM to 1 PM (Avg. 28), while the lowest AQI was between 6 PM to 8 PM (Avg. 24).
Night time
Avg. Highest Time
12 AM - 4 AM
26AQI
5 hours / Day
150 hours / Month
Avg. Lowest Time
9 PM - 10 PM
24AQI
2 hours / Day
60 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 4 AM (Avg. 26), while the lowest AQI was between 9 PM to 10 PM (Avg. 24).
2025 Days Vs Air Quality
Prineville, Oregon, United States
2025
96%
213
4%
8
Total number of days with different AQI categories in last 222 days in 2025 (143 days remaining)
Good
213 DaysModerate
8 DaysPoor
0 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 96%
Health Risk Level:
Very Low
In 2025, 96% of 222 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
Prineville, Oregon, 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
32AQI
32AQI
2nd January 2025
46AQI
46AQI
3rd January 2025
33AQI
33AQI
4th January 2025
39AQI
39AQI
5th January 2025
37AQI
37AQI
6th January 2025
28AQI
28AQI
7th January 2025
26AQI
26AQI
8th January 2025
30AQI
30AQI
9th January 2025
51AQI
51AQI
10th January 2025
46AQI
46AQI
11th January 2025
37AQI
37AQI
12th January 2025
46AQI
46AQI
13th January 2025
39AQI
39AQI
14th January 2025
48AQI
48AQI
15th January 2025
53AQI
53AQI
16th January 2025
55AQI
55AQI
17th January 2025
39AQI
39AQI
18th January 2025
52AQI
52AQI
19th January 2025
48AQI
48AQI
20th January 2025
43AQI
43AQI
21st January 2025
31AQI
31AQI
22nd January 2025
48AQI
48AQI
23rd January 2025
58AQI
58AQI
24th January 2025
42AQI
42AQI
25th January 2025
35AQI
35AQI
26th January 2025
38AQI
38AQI
27th January 2025
47AQI
47AQI
28th January 2025
52AQI
52AQI
29th January 2025
50AQI
50AQI
30th January 2025
55AQI
55AQI
31st January 2025
40AQI
40AQI
1st February 2025
29AQI
29AQI
2nd February 2025
30AQI
30AQI
3rd February 2025
43AQI
43AQI
4th February 2025
31AQI
31AQI
5th February 2025
29AQI
29AQI
6th February 2025
40AQI
40AQI
7th February 2025
28AQI
28AQI
8th February 2025
30AQI
30AQI
9th February 2025
38AQI
38AQI
10th February 2025
31AQI
31AQI
11th February 2025
29AQI
29AQI
12th February 2025
43AQI
43AQI
13th February 2025
32AQI
32AQI
14th February 2025
49AQI
49AQI
15th February 2025
44AQI
44AQI
16th February 2025
30AQI
30AQI
17th February 2025
39AQI
39AQI
18th February 2025
37AQI
37AQI
19th February 2025
27AQI
27AQI
20th February 2025
34AQI
34AQI
21st February 2025
31AQI
31AQI
22nd February 2025
30AQI
30AQI
23rd February 2025
21AQI
21AQI
24th February 2025
24AQI
24AQI
25th February 2025
21AQI
21AQI
26th February 2025
31AQI
31AQI
27th February 2025
37AQI
37AQI
28th February 2025
34AQI
34AQI
1st March 2025
29AQI
29AQI
2nd March 2025
24AQI
24AQI
3rd March 2025
23AQI
23AQI
4th March 2025
28AQI
28AQI
5th March 2025
29AQI
29AQI
6th March 2025
19AQI
19AQI
7th March 2025
31AQI
31AQI
8th March 2025
30AQI
30AQI
9th March 2025
30AQI
30AQI
10th March 2025
26AQI
26AQI
11th March 2025
28AQI
28AQI
12th March 2025
21AQI
21AQI
13th March 2025
18AQI
18AQI
14th March 2025
20AQI
20AQI
15th March 2025
15AQI
15AQI
16th March 2025
17AQI
17AQI
17th March 2025
28AQI
28AQI
18th March 2025
21AQI
21AQI
19th March 2025
22AQI
22AQI
20th March 2025
19AQI
19AQI
21st March 2025
17AQI
17AQI
22nd March 2025
18AQI
18AQI
23rd March 2025
18AQI
18AQI
24th March 2025
20AQI
20AQI
25th March 2025
22AQI
22AQI
26th March 2025
22AQI
22AQI
27th March 2025
19AQI
19AQI
28th March 2025
18AQI
18AQI
29th March 2025
19AQI
19AQI
30th March 2025
29AQI
29AQI
31st March 2025
21AQI
21AQI
1st April 2025
24AQI
24AQI
2nd April 2025
22AQI
22AQI
3rd April 2025
32AQI
32AQI
4th April 2025
27AQI
27AQI
5th April 2025
27AQI
27AQI
6th April 2025
25AQI
25AQI
7th April 2025
22AQI
22AQI
8th April 2025
20AQI
20AQI
9th April 2025
21AQI
21AQI
10th April 2025
21AQI
21AQI
11th April 2025
20AQI
20AQI
12th April 2025
22AQI
22AQI
13th April 2025
23AQI
23AQI
14th April 2025
28AQI
28AQI
15th April 2025
25AQI
25AQI
16th April 2025
26AQI
26AQI
17th April 2025
22AQI
22AQI
18th April 2025
22AQI
22AQI
19th April 2025
22AQI
22AQI
20th April 2025
25AQI
25AQI
21st April 2025
17AQI
17AQI
22nd April 2025
17AQI
17AQI
23rd April 2025
19AQI
19AQI
24th April 2025
26AQI
26AQI
25th April 2025
29AQI
29AQI
26th April 2025
25AQI
25AQI
27th April 2025
28AQI
28AQI
28th April 2025
19AQI
19AQI
29th April 2025
17AQI
17AQI
30th April 2025
18AQI
18AQI
1st May 2025
18AQI
18AQI
2nd May 2025
29AQI
29AQI
3rd May 2025
19AQI
19AQI
4th May 2025
16AQI
16AQI
5th May 2025
17AQI
17AQI
6th May 2025
21AQI
21AQI
7th May 2025
18AQI
18AQI
8th May 2025
18AQI
18AQI
9th May 2025
19AQI
19AQI
10th May 2025
21AQI
21AQI
11th May 2025
17AQI
17AQI
12th May 2025
17AQI
17AQI
13th May 2025
16AQI
16AQI
14th May 2025
16AQI
16AQI
15th May 2025
18AQI
18AQI
16th May 2025
15AQI
15AQI
17th May 2025
16AQI
16AQI
18th May 2025
15AQI
15AQI
19th May 2025
18AQI
18AQI
20th May 2025
14AQI
14AQI
21st May 2025
16AQI
16AQI
22nd May 2025
19AQI
19AQI
23rd May 2025
18AQI
18AQI
24th May 2025
20AQI
20AQI
25th May 2025
22AQI
22AQI
26th May 2025
17AQI
17AQI
27th May 2025
18AQI
18AQI
28th May 2025
20AQI
20AQI
29th May 2025
19AQI
19AQI
30th May 2025
18AQI
18AQI
31st May 2025
19AQI
19AQI
1st June 2025
20AQI
20AQI
2nd June 2025
19AQI
19AQI
3rd June 2025
19AQI
19AQI
4th June 2025
19AQI
19AQI
5th June 2025
18AQI
18AQI
6th June 2025
21AQI
21AQI
7th June 2025
22AQI
22AQI
8th June 2025
22AQI
22AQI
9th June 2025
26AQI
26AQI
10th June 2025
33AQI
33AQI
11th June 2025
34AQI
34AQI
12th June 2025
27AQI
27AQI
13th June 2025
22AQI
22AQI
14th June 2025
22AQI
22AQI
15th June 2025
22AQI
22AQI
16th June 2025
22AQI
22AQI
17th June 2025
27AQI
27AQI
18th June 2025
22AQI
22AQI
19th June 2025
20AQI
20AQI
20th June 2025
22AQI
22AQI
21st June 2025
18AQI
18AQI
22nd June 2025
17AQI
17AQI
23rd June 2025
18AQI
18AQI
24th June 2025
25AQI
25AQI
25th June 2025
32AQI
32AQI
26th June 2025
21AQI
21AQI
27th June 2025
20AQI
20AQI
28th June 2025
18AQI
18AQI
29th June 2025
18AQI
18AQI
30th June 2025
20AQI
20AQI
1st July 2025
25AQI
25AQI
2nd July 2025
25AQI
25AQI
3rd July 2025
23AQI
23AQI
4th July 2025
21AQI
21AQI
5th July 2025
32AQI
32AQI
6th July 2025
21AQI
21AQI
7th July 2025
19AQI
19AQI
8th July 2025
25AQI
25AQI
9th July 2025
25AQI
25AQI
10th July 2025
21AQI
21AQI
11th July 2025
22AQI
22AQI
12th July 2025
24AQI
24AQI
13th July 2025
27AQI
27AQI
14th July 2025
24AQI
24AQI
15th July 2025
30AQI
30AQI
16th July 2025
26AQI
26AQI
17th July 2025
42AQI
42AQI
18th July 2025
44AQI
44AQI
19th July 2025
25AQI
25AQI
20th July 2025
24AQI
24AQI
21st July 2025
30AQI
30AQI
22nd July 2025
22AQI
22AQI
23rd July 2025
24AQI
24AQI
24th July 2025
26AQI
26AQI
25th July 2025
24AQI
24AQI
26th July 2025
20AQI
20AQI
27th July 2025
20AQI
20AQI
28th July 2025
19AQI
19AQI
29th July 2025
20AQI
20AQI
30th July 2025
25AQI
25AQI
31st July 2025
29AQI
29AQI
1st August 2025
52AQI
52AQI
2nd August 2025
38AQI
38AQI
3rd August 2025
27AQI
27AQI
4th August 2025
25AQI
25AQI
5th August 2025
22AQI
22AQI
6th August 2025
26AQI
26AQI
7th August 2025
19AQI
19AQI
8th August 2025
16AQI
16AQI
9th August 2025
18AQI
18AQI
43AQI
33AQI
23AQI
23AQI
18AQI
22AQI
25AQI
27AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202527AQI
24
7
28
31
30
31
30
31
8
1
213
8
Highest AQI recorded in
January43AQI
Lowest AQI recorded in
May18AQI
202427AQI
28
3
28
1
31
30
31
29
21
8
2
21
10
23
2
3
2
30
1
27
3
24
7
323
35
5
2
Highest AQI recorded in
July44AQI
Lowest AQI recorded in
May9AQI
202325AQI
30
1
28
31
30
31
30
29
1
1
17
8
3
3
25
5
30
1
23
6
26
5
330
27
4
3
Highest AQI recorded in
August60AQI
Lowest AQI recorded in
April11AQI
202223AQI
29
1
21
1
31
30
31
30
23
2
1
22
5
2
31
23
7
23
8
296
23
2
Highest AQI recorded in
September43AQI
Lowest AQI recorded in
May8AQI
202127AQI
25
5
27
1
31
29
1
31
30
28
3
16
13
2
18
6
5
1
31
27
3
31
324
32
7
1
Highest AQI recorded in
August51AQI
Lowest AQI recorded in
May12AQI
202035AQI
13
20
18
30
30
1
22
9
14
8
1
1
3
3
27
3
24
6
21
10
219
37
1
1
3
3
Highest AQI recorded in
September103AQI
Lowest AQI recorded in
June9AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2020(Avg.)
35AQILeast Polluted Year Recorded
2022(Avg.)
23AQIPrineville's annual 2025 AQI (27) shows an average percentage change of -1.1% (improved AQI) compared to previous years: 2020 (35), 2021 (27), 2022 (23), 2023 (25), 2024 (27).
