Corvallis, 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
Corvallis, Oregon, United States
2021
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
8th Aug 2024
42AQILowest AQI recorded on
6th Aug 2021
5AQISame Day Analysis (4th August ):
On this day, AQI across the 3 years varied significantly: 2025 ranks 3rd highest AQI at 23 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
Corvallis, Oregon, United States
AQI
Day
Night
.
5 AM5th Aug 2025
8 PM
4 AM6th Aug 2025
Day time
Avg. Highest Time
7AM5th Aug
28AQI
Avg. Lowest Time
10AM5th Aug
20AQI
Night time
Avg. Highest Time
5AM5th Aug
24AQI
Avg. Lowest Time
4AM6th Aug
19AQI
In the last 24 hours,
Corvallis's AQI reached its highest point of 28 at 7 AM during the Day, while the lowest point, 19, was recorded at 4 AM during the Night between 5th Aug and 6th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Corvallis, Oregon, 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 2025185 AMAQI
7th Jul 2025196 AMAQI
7th Jul 2025187 AMAQI
7th Jul 2025188 AMAQI
7th Jul 2025179 AMAQI
7th Jul 20251710 AMAQI
7th Jul 20251911 AMAQI
7th Jul 20251712 PMAQI
7th Jul 2025171 PMAQI
7th Jul 2025182 PMAQI
7th Jul 2025183 PMAQI
7th Jul 2025204 PMAQI
7th Jul 2025175 PMAQI
7th Jul 2025186 PMAQI
7th Jul 2025187 PMAQI
7th Jul 2025188 PMAQI
7th Jul 2025189 PMAQI
7th Jul 20251910 PMAQI
7th Jul 20251911 PMAQI
8th Jul 20252112 AMAQI
8th Jul 2025201 AMAQI
8th Jul 2025202 AMAQI
8th Jul 2025203 AMAQI
8th Jul 2025194 AMAQI
23°C13/32°C
8th Jul 2025185 AMAQI
8th Jul 2025186 AMAQI
8th Jul 2025187 AMAQI
8th Jul 2025198 AMAQI
8th Jul 2025199 AMAQI
8th Jul 20251910 AMAQI
8th Jul 20251911 AMAQI
8th Jul 20252012 PMAQI
8th Jul 2025201 PMAQI
8th Jul 2025202 PMAQI
8th Jul 2025213 PMAQI
8th Jul 2025214 PMAQI
8th Jul 2025205 PMAQI
8th Jul 2025206 PMAQI
8th Jul 2025227 PMAQI
8th Jul 2025208 PMAQI
8th Jul 2025209 PMAQI
8th Jul 20252110 PMAQI
8th Jul 20252011 PMAQI
9th Jul 20251812 AMAQI
9th Jul 2025171 AMAQI
9th Jul 2025172 AMAQI
9th Jul 2025163 AMAQI
9th Jul 2025154 AMAQI
21°C13/32°C
9th Jul 2025155 AMAQI
9th Jul 2025156 AMAQI
9th Jul 2025147 AMAQI
9th Jul 2025148 AMAQI
9th Jul 2025149 AMAQI
9th Jul 20251410 AMAQI
9th Jul 20251411 AMAQI
9th Jul 20251412 PMAQI
9th Jul 2025151 PMAQI
9th Jul 2025142 PMAQI
9th Jul 2025153 PMAQI
9th Jul 2025154 PMAQI
9th Jul 2025155 PMAQI
9th Jul 2025166 PMAQI
9th Jul 2025167 PMAQI
9th Jul 2025168 PMAQI
9th Jul 2025189 PMAQI
9th Jul 20251810 PMAQI
9th Jul 20251811 PMAQI
10th Jul 20251712 AMAQI
10th Jul 2025151 AMAQI
10th Jul 2025162 AMAQI
10th Jul 2025143 AMAQI
10th Jul 2025134 AMAQI
19°C12/27°C
10th Jul 2025135 AMAQI
10th Jul 2025136 AMAQI
10th Jul 2025137 AMAQI
10th Jul 2025138 AMAQI
10th Jul 2025149 AMAQI
10th Jul 20251410 AMAQI
10th Jul 20251411 AMAQI
10th Jul 20251412 PMAQI
10th Jul 2025141 PMAQI
10th Jul 2025142 PMAQI
10th Jul 2025153 PMAQI
10th Jul 2025144 PMAQI
10th Jul 2025155 PMAQI
10th Jul 2025146 PMAQI
10th Jul 2025147 PMAQI
10th Jul 2025188 PMAQI
10th Jul 2025159 PMAQI
10th Jul 20251510 PMAQI
10th Jul 20251611 PMAQI
11th Jul 20251512 AMAQI
11th Jul 2025151 AMAQI
11th Jul 2025152 AMAQI
11th Jul 2025153 AMAQI
11th Jul 2025154 AMAQI
20°C17/26°C
11th Jul 2025165 AMAQI
11th Jul 2025156 AMAQI
11th Jul 2025157 AMAQI
11th Jul 2025158 AMAQI
11th Jul 2025169 AMAQI
11th Jul 20251710 AMAQI
11th Jul 20251711 AMAQI
11th Jul 20251612 PMAQI
11th Jul 2025171 PMAQI
11th Jul 2025182 PMAQI
11th Jul 2025183 PMAQI
11th Jul 2025184 PMAQI
11th Jul 2025185 PMAQI
11th Jul 2025186 PMAQI
11th Jul 2025177 PMAQI
11th Jul 2025188 PMAQI
11th Jul 2025309 PMAQI
11th Jul 20252010 PMAQI
11th Jul 20252011 PMAQI
12th Jul 20251812 AMAQI
12th Jul 2025201 AMAQI
12th Jul 2025182 AMAQI
12th Jul 2025193 AMAQI
12th Jul 2025184 AMAQI
22°C14/31°C
12th Jul 2025195 AMAQI
12th Jul 2025176 AMAQI
12th Jul 2025167 AMAQI
12th Jul 2025188 AMAQI
12th Jul 2025189 AMAQI
12th Jul 20251710 AMAQI
12th Jul 20251711 AMAQI
12th Jul 20251612 PMAQI
12th Jul 2025161 PMAQI
12th Jul 2025162 PMAQI
12th Jul 2025173 PMAQI
12th Jul 2025184 PMAQI
12th Jul 2025185 PMAQI
12th Jul 2025186 PMAQI
12th Jul 2025267 PMAQI
12th Jul 2025288 PMAQI
12th Jul 2025199 PMAQI
12th Jul 20251910 PMAQI
12th Jul 20252311 PMAQI
13th Jul 20252112 AMAQI
13th Jul 2025211 AMAQI
13th Jul 2025182 AMAQI
13th Jul 2025163 AMAQI
13th Jul 2025174 AMAQI
23°C14/33°C
13th Jul 2025175 AMAQI
13th Jul 2025176 AMAQI
13th Jul 2025177 AMAQI
13th Jul 2025178 AMAQI
13th Jul 2025189 AMAQI
13th Jul 20251710 AMAQI
13th Jul 20251811 AMAQI
13th Jul 20251912 PMAQI
13th Jul 2025181 PMAQI
13th Jul 2025192 PMAQI
13th Jul 2025183 PMAQI
13th Jul 2025184 PMAQI
13th Jul 2025195 PMAQI
13th Jul 2025196 PMAQI
13th Jul 2025197 PMAQI
13th Jul 2025258 PMAQI
13th Jul 2025229 PMAQI
13th Jul 20253310 PMAQI
13th Jul 20252611 PMAQI
14th Jul 20252312 AMAQI
14th Jul 2025181 AMAQI
14th Jul 2025172 AMAQI
14th Jul 2025173 AMAQI
14th Jul 2025164 AMAQI
26°C17/36°C
14th Jul 2025165 AMAQI
14th Jul 2025166 AMAQI
14th Jul 2025167 AMAQI
14th Jul 2025168 AMAQI
14th Jul 2025169 AMAQI
14th Jul 20251410 AMAQI
14th Jul 20251511 AMAQI
14th Jul 20251412 PMAQI
14th Jul 2025141 PMAQI
14th Jul 2025142 PMAQI
14th Jul 2025133 PMAQI
14th Jul 2025134 PMAQI
14th Jul 2025145 PMAQI
14th Jul 2025156 PMAQI
14th Jul 2025147 PMAQI
14th Jul 2025148 PMAQI
14th Jul 2025169 PMAQI
14th Jul 20251810 PMAQI
14th Jul 20251811 PMAQI
15th Jul 20251712 AMAQI
15th Jul 2025171 AMAQI
15th Jul 2025162 AMAQI
15th Jul 2025153 AMAQI
15th Jul 2025154 AMAQI
23°C14/32°C
15th Jul 2025165 AMAQI
15th Jul 2025186 AMAQI
15th Jul 2025217 AMAQI
15th Jul 2025238 AMAQI
15th Jul 2025269 AMAQI
15th Jul 20252310 AMAQI
15th Jul 20252211 AMAQI
15th Jul 20252012 PMAQI
15th Jul 2025181 PMAQI
15th Jul 2025192 PMAQI
15th Jul 2025183 PMAQI
15th Jul 2025194 PMAQI
15th Jul 2025195 PMAQI
15th Jul 2025206 PMAQI
15th Jul 2025207 PMAQI
15th Jul 2025218 PMAQI
15th Jul 2025259 PMAQI
15th Jul 20252610 PMAQI
15th Jul 20252411 PMAQI
16th Jul 20252412 AMAQI
16th Jul 2025241 AMAQI
16th Jul 2025222 AMAQI
16th Jul 2025233 AMAQI
16th Jul 2025234 AMAQI
22°C11/33°C
16th Jul 2025225 AMAQI
16th Jul 2025226 AMAQI
16th Jul 2025207 AMAQI
16th Jul 2025208 AMAQI
16th Jul 2025209 AMAQI
16th Jul 20252010 AMAQI
16th Jul 20252111 AMAQI
16th Jul 20252012 PMAQI
16th Jul 2025221 PMAQI
16th Jul 2025202 PMAQI
16th Jul 2025213 PMAQI
16th Jul 2025214 PMAQI
16th Jul 2025215 PMAQI
16th Jul 2025236 PMAQI
16th Jul 2025237 PMAQI
16th Jul 2025228 PMAQI
16th Jul 2025269 PMAQI
16th Jul 20252610 PMAQI
16th Jul 20252411 PMAQI
17th Jul 20252312 AMAQI
17th Jul 2025231 AMAQI
17th Jul 2025222 AMAQI
17th Jul 2025233 AMAQI
17th Jul 2025234 AMAQI
25°C16/37°C
17th Jul 2025245 AMAQI
17th Jul 2025256 AMAQI
17th Jul 2025247 AMAQI
17th Jul 2025258 AMAQI
17th Jul 2025259 AMAQI
17th Jul 20252510 AMAQI
17th Jul 20252411 AMAQI
17th Jul 20252312 PMAQI
17th Jul 2025231 PMAQI
17th Jul 2025242 PMAQI
17th Jul 2025243 PMAQI
17th Jul 2025244 PMAQI
17th Jul 2025235 PMAQI
17th Jul 2025246 PMAQI
17th Jul 2025257 PMAQI
17th Jul 2025248 PMAQI
17th Jul 2025249 PMAQI
17th Jul 20252310 PMAQI
17th Jul 20252311 PMAQI
18th Jul 20252412 AMAQI
18th Jul 2025231 AMAQI
18th Jul 2025222 AMAQI
18th Jul 2025243 AMAQI
18th Jul 2025224 AMAQI
19°C11/30°C
18th Jul 2025235 AMAQI
18th Jul 2025236 AMAQI
18th Jul 2025237 AMAQI
18th Jul 2025248 AMAQI
18th Jul 2025239 AMAQI
18th Jul 20252310 AMAQI
18th Jul 20252311 AMAQI
18th Jul 20252512 PMAQI
18th Jul 2025241 PMAQI
18th Jul 2025252 PMAQI
18th Jul 2025243 PMAQI
18th Jul 2025244 PMAQI
18th Jul 2025245 PMAQI
18th Jul 2025206 PMAQI
18th Jul 2025217 PMAQI
18th Jul 2025218 PMAQI
18th Jul 2025189 PMAQI
18th Jul 20251810 PMAQI
18th Jul 20251911 PMAQI
19th Jul 20251912 AMAQI
19th Jul 2025181 AMAQI
19th Jul 2025182 AMAQI
19th Jul 2025183 AMAQI
19th Jul 2025164 AMAQI
19°C11/31°C
19th Jul 2025165 AMAQI
19th Jul 2025166 AMAQI
19th Jul 2025187 AMAQI
19th Jul 2025188 AMAQI
19th Jul 2025179 AMAQI
19th Jul 20251810 AMAQI
19th Jul 20251611 AMAQI
19th Jul 20251712 PMAQI
19th Jul 2025171 PMAQI
19th Jul 2025182 PMAQI
19th Jul 2025183 PMAQI
19th Jul 2025184 PMAQI
19th Jul 2025195 PMAQI
19th Jul 2025186 PMAQI
19th Jul 2025187 PMAQI
19th Jul 2025188 PMAQI
19th Jul 2025219 PMAQI
19th Jul 20252010 PMAQI
19th Jul 20251911 PMAQI
20th Jul 20251912 AMAQI
20th Jul 2025191 AMAQI
20th Jul 2025192 AMAQI
20th Jul 2025183 AMAQI
20th Jul 2025184 AMAQI
20°C13/29°C
20th Jul 2025185 AMAQI
20th Jul 2025186 AMAQI
20th Jul 2025177 AMAQI
20th Jul 2025188 AMAQI
20th Jul 2025179 AMAQI
20th Jul 20251810 AMAQI
20th Jul 20251811 AMAQI
20th Jul 20251812 PMAQI
20th Jul 2025191 PMAQI
20th Jul 2025202 PMAQI
20th Jul 2025203 PMAQI
20th Jul 2025194 PMAQI
20th Jul 2025195 PMAQI
20th Jul 2025206 PMAQI
20th Jul 2025197 PMAQI
20th Jul 2025198 PMAQI
20th Jul 2025199 PMAQI
20th Jul 20251910 PMAQI
20th Jul 20251811 PMAQI
21st Jul 20251812 AMAQI
21st Jul 2025181 AMAQI
21st Jul 2025192 AMAQI
21st Jul 2025183 AMAQI
21st Jul 2025184 AMAQI
18°C11/27°C
21st Jul 2025185 AMAQI
21st Jul 2025186 AMAQI
21st Jul 2025187 AMAQI
21st Jul 2025188 AMAQI
21st Jul 2025179 AMAQI
21st Jul 20251810 AMAQI
21st Jul 20251811 AMAQI
21st Jul 20251812 PMAQI
21st Jul 2025181 PMAQI
21st Jul 2025192 PMAQI
21st Jul 2025193 PMAQI
21st Jul 2025204 PMAQI
21st Jul 2025215 PMAQI
21st Jul 2025206 PMAQI
21st Jul 2025197 PMAQI
21st Jul 2025188 PMAQI
21st Jul 2025199 PMAQI
21st Jul 20251810 PMAQI
21st Jul 20252011 PMAQI
22nd Jul 20251912 AMAQI
22nd Jul 2025181 AMAQI
22nd Jul 2025182 AMAQI
22nd Jul 2025183 AMAQI
22nd Jul 2025184 AMAQI
18°C14/25°C
22nd Jul 2025185 AMAQI
22nd Jul 2025186 AMAQI
22nd Jul 2025187 AMAQI
22nd Jul 2025208 AMAQI
22nd Jul 2025229 AMAQI
22nd Jul 20252210 AMAQI
22nd Jul 20252211 AMAQI
22nd Jul 20252212 PMAQI
22nd Jul 2025221 PMAQI
22nd Jul 2025232 PMAQI
22nd Jul 2025223 PMAQI
22nd Jul 2025214 PMAQI
22nd Jul 2025215 PMAQI
22nd Jul 2025216 PMAQI
22nd Jul 2025207 PMAQI
22nd Jul 2025208 PMAQI
22nd Jul 2025209 PMAQI
22nd Jul 20252010 PMAQI
22nd Jul 20251811 PMAQI
23rd Jul 20251812 AMAQI
23rd Jul 2025171 AMAQI
23rd Jul 2025182 AMAQI
23rd Jul 2025163 AMAQI
23rd Jul 2025164 AMAQI
20°C10/31°C
23rd Jul 2025165 AMAQI
23rd Jul 2025166 AMAQI
23rd Jul 2025167 AMAQI
23rd Jul 2025158 AMAQI
23rd Jul 2025169 AMAQI
23rd Jul 20251610 AMAQI
23rd Jul 20251611 AMAQI
23rd Jul 20251812 PMAQI
23rd Jul 2025181 PMAQI
23rd Jul 2025192 PMAQI
23rd Jul 2025193 PMAQI
23rd Jul 2025184 PMAQI
23rd Jul 2025195 PMAQI
23rd Jul 2025196 PMAQI
23rd Jul 2025197 PMAQI
23rd Jul 2025198 PMAQI
23rd Jul 2025219 PMAQI
23rd Jul 20251910 PMAQI
23rd Jul 20251811 PMAQI
24th Jul 20251812 AMAQI
24th Jul 2025181 AMAQI
24th Jul 2025182 AMAQI
24th Jul 2025163 AMAQI
24th Jul 2025164 AMAQI
22°C13/33°C
24th Jul 2025165 AMAQI
24th Jul 2025166 AMAQI
24th Jul 2025167 AMAQI
24th Jul 2025168 AMAQI
24th Jul 2025149 AMAQI
24th Jul 20251410 AMAQI
24th Jul 20251511 AMAQI
24th Jul 20251412 PMAQI
24th Jul 2025141 PMAQI
24th Jul 2025162 PMAQI
24th Jul 2025173 PMAQI
24th Jul 2025164 PMAQI
24th Jul 2025165 PMAQI
24th Jul 2025166 PMAQI
24th Jul 2025167 PMAQI
24th Jul 2025168 PMAQI
24th Jul 2025169 PMAQI
24th Jul 20251610 PMAQI
24th Jul 20251711 PMAQI
25th Jul 20251612 AMAQI
25th Jul 2025171 AMAQI
25th Jul 2025162 AMAQI
25th Jul 2025163 AMAQI
25th Jul 2025144 AMAQI
20°C12/30°C
25th Jul 2025145 AMAQI
25th Jul 2025146 AMAQI
25th Jul 2025157 AMAQI
25th Jul 2025168 AMAQI
25th Jul 2025159 AMAQI
25th Jul 20251610 AMAQI
25th Jul 20251611 AMAQI
25th Jul 20251612 PMAQI
25th Jul 2025161 PMAQI
25th Jul 2025162 PMAQI
25th Jul 2025163 PMAQI
25th Jul 2025174 PMAQI
25th Jul 2025165 PMAQI
25th Jul 2025176 PMAQI
25th Jul 2025177 PMAQI
25th Jul 2025168 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 2025134 AMAQI
19°C10/29°C
26th Jul 2025135 AMAQI
26th Jul 2025136 AMAQI
26th Jul 2025127 AMAQI
26th Jul 2025148 AMAQI
26th Jul 2025149 AMAQI
26th Jul 20251510 AMAQI
26th Jul 20251411 AMAQI
26th Jul 20251512 PMAQI
26th Jul 2025141 PMAQI
26th Jul 2025152 PMAQI
26th Jul 2025163 PMAQI
26th Jul 2025164 PMAQI
26th Jul 2025165 PMAQI
26th Jul 2025166 PMAQI
26th Jul 2025167 PMAQI
26th Jul 2025168 PMAQI
26th Jul 2025169 PMAQI
26th Jul 20251410 PMAQI
26th Jul 20251611 PMAQI
27th Jul 20251612 AMAQI
27th Jul 2025161 AMAQI
27th Jul 2025162 AMAQI
27th Jul 2025163 AMAQI
27th Jul 2025154 AMAQI
17°C10/23°C
27th Jul 2025185 AMAQI
27th Jul 2025176 AMAQI
27th Jul 2025187 AMAQI
27th Jul 2025218 AMAQI
27th Jul 2025229 AMAQI
27th Jul 20252210 AMAQI
27th Jul 20252511 AMAQI
27th Jul 20252112 PMAQI
27th Jul 2025191 PMAQI
27th Jul 2025192 PMAQI
27th Jul 2025193 PMAQI
27th Jul 2025194 PMAQI
27th Jul 2025195 PMAQI
27th Jul 2025186 PMAQI
27th Jul 2025177 PMAQI
27th Jul 2025178 PMAQI
27th Jul 2025189 PMAQI
27th Jul 20251710 PMAQI
27th Jul 20251711 PMAQI
28th Jul 20251812 AMAQI
28th Jul 2025171 AMAQI
28th Jul 2025162 AMAQI
28th Jul 2025153 AMAQI
28th Jul 2025164 AMAQI
18°C10/28°C
28th Jul 2025155 AMAQI
28th Jul 2025176 AMAQI
28th Jul 2025207 AMAQI
28th Jul 2025218 AMAQI
28th Jul 2025239 AMAQI
28th Jul 20252310 AMAQI
28th Jul 20252211 AMAQI
28th Jul 20251912 PMAQI
28th Jul 2025191 PMAQI
28th Jul 2025192 PMAQI
28th Jul 2025183 PMAQI
28th Jul 2025194 PMAQI
28th Jul 2025205 PMAQI
28th Jul 2025206 PMAQI
28th Jul 2025207 PMAQI
28th Jul 2025208 PMAQI
28th Jul 2025249 PMAQI
28th Jul 20252210 PMAQI
28th Jul 20251911 PMAQI
29th Jul 20251812 AMAQI
29th Jul 2025171 AMAQI
29th Jul 2025162 AMAQI
29th Jul 2025163 AMAQI
29th Jul 2025154 AMAQI
20°C10/31°C
29th Jul 2025165 AMAQI
29th Jul 2025166 AMAQI
29th Jul 2025167 AMAQI
29th Jul 2025178 AMAQI
29th Jul 2025179 AMAQI
29th Jul 20251710 AMAQI
29th Jul 20251711 AMAQI
29th Jul 20251712 PMAQI
29th Jul 2025181 PMAQI
29th Jul 2025172 PMAQI
29th Jul 2025183 PMAQI
29th Jul 2025184 PMAQI
29th Jul 2025185 PMAQI
29th Jul 2025186 PMAQI
29th Jul 2025187 PMAQI
29th Jul 2025188 PMAQI
29th Jul 2025219 PMAQI
29th Jul 20252010 PMAQI
29th Jul 20251811 PMAQI
30th Jul 20251812 AMAQI
30th Jul 2025161 AMAQI
30th Jul 2025172 AMAQI
30th Jul 2025163 AMAQI
30th Jul 2025164 AMAQI
22°C12/34°C
30th Jul 2025165 AMAQI
30th Jul 2025166 AMAQI
30th Jul 2025167 AMAQI
30th Jul 2025168 AMAQI
30th Jul 2025169 AMAQI
30th Jul 20251710 AMAQI
30th Jul 20251711 AMAQI
30th Jul 20251712 PMAQI
30th Jul 2025171 PMAQI
30th Jul 2025182 PMAQI
30th Jul 2025183 PMAQI
30th Jul 2025184 PMAQI
30th Jul 2025185 PMAQI
30th Jul 2025186 PMAQI
30th Jul 2025187 PMAQI
30th Jul 2025188 PMAQI
30th Jul 2025209 PMAQI
30th Jul 20252010 PMAQI
30th Jul 20251811 PMAQI
31st Jul 20251812 AMAQI
31st Jul 2025181 AMAQI
31st Jul 2025182 AMAQI
31st Jul 2025153 AMAQI
31st Jul 2025164 AMAQI
22°C13/34°C
31st Jul 2025155 AMAQI
31st Jul 2025186 AMAQI
31st Jul 2025207 AMAQI
31st Jul 2025208 AMAQI
31st Jul 2025209 AMAQI
31st Jul 20252310 AMAQI
31st Jul 20252811 AMAQI
31st Jul 20252912 PMAQI
31st Jul 2025291 PMAQI
31st Jul 2025252 PMAQI
31st Jul 2025213 PMAQI
31st Jul 2025204 PMAQI
31st Jul 2025195 PMAQI
31st Jul 2025206 PMAQI
31st Jul 2025247 PMAQI
31st Jul 2025218 PMAQI
31st Jul 2025209 PMAQI
31st Jul 20252010 PMAQI
31st Jul 20252111 PMAQI
1st Aug 20252012 AMAQI
1st Aug 2025191 AMAQI
1st Aug 2025182 AMAQI
1st Aug 2025193 AMAQI
1st Aug 2025194 AMAQI
21°C14/31°C
1st Aug 2025175 AMAQI
1st Aug 2025176 AMAQI
1st Aug 2025157 AMAQI
1st Aug 2025158 AMAQI
1st Aug 2025149 AMAQI
1st Aug 20251410 AMAQI
1st Aug 20251611 AMAQI
1st Aug 20251612 PMAQI
1st Aug 2025161 PMAQI
1st Aug 2025172 PMAQI
1st Aug 2025183 PMAQI
1st Aug 2025204 PMAQI
1st Aug 2025205 PMAQI
1st Aug 2025186 PMAQI
1st Aug 2025187 PMAQI
1st Aug 2025188 PMAQI
1st Aug 2025179 PMAQI
1st Aug 20251810 PMAQI
1st Aug 20251911 PMAQI
2nd Aug 20251912 AMAQI
2nd Aug 2025181 AMAQI
2nd Aug 2025182 AMAQI
2nd Aug 2025173 AMAQI
2nd Aug 2025184 AMAQI
22°C14/32°C
2nd Aug 2025175 AMAQI
2nd Aug 2025166 AMAQI
2nd Aug 2025157 AMAQI
2nd Aug 2025158 AMAQI
2nd Aug 2025169 AMAQI
2nd Aug 20251610 AMAQI
2nd Aug 20251511 AMAQI
2nd Aug 20251412 PMAQI
2nd Aug 2025141 PMAQI
2nd Aug 2025142 PMAQI
2nd Aug 2025153 PMAQI
2nd Aug 2025144 PMAQI
2nd Aug 2025155 PMAQI
2nd Aug 2025146 PMAQI
2nd Aug 2025187 PMAQI
2nd Aug 2025178 PMAQI
2nd Aug 2025179 PMAQI
2nd Aug 20251810 PMAQI
2nd Aug 20251811 PMAQI
3rd Aug 20252012 AMAQI
3rd Aug 2025201 AMAQI
3rd Aug 2025192 AMAQI
3rd Aug 2025213 AMAQI
3rd Aug 2025204 AMAQI
19°C13/26°C
3rd Aug 2025215 AMAQI
3rd Aug 2025196 AMAQI
3rd Aug 2025187 AMAQI
3rd Aug 2025188 AMAQI
3rd Aug 2025179 AMAQI
3rd Aug 20251810 AMAQI
3rd Aug 20251711 AMAQI
3rd Aug 20251712 PMAQI
3rd Aug 2025171 PMAQI
3rd Aug 2025172 PMAQI
3rd Aug 2025173 PMAQI
3rd Aug 2025184 PMAQI
3rd Aug 2025205 PMAQI
3rd Aug 2025206 PMAQI
3rd Aug 2025207 PMAQI
3rd Aug 2025198 PMAQI
3rd Aug 2025209 PMAQI
3rd Aug 20252210 PMAQI
3rd Aug 20252111 PMAQI
4th Aug 20252412 AMAQI
4th Aug 2025241 AMAQI
4th Aug 2025282 AMAQI
4th Aug 2025263 AMAQI
4th Aug 2025254 AMAQI
16°C11/21°C
4th Aug 2025225 AMAQI
4th Aug 2025206 AMAQI
4th Aug 2025217 AMAQI
4th Aug 2025208 AMAQI
4th Aug 2025209 AMAQI
4th Aug 20252010 AMAQI
4th Aug 20252011 AMAQI
4th Aug 20252112 PMAQI
4th Aug 2025231 PMAQI
4th Aug 2025242 PMAQI
4th Aug 2025253 PMAQI
4th Aug 2025274 PMAQI
4th Aug 2025285 PMAQI
4th Aug 2025266 PMAQI
4th Aug 2025217 PMAQI
4th Aug 2025238 PMAQI
4th Aug 2025279 PMAQI
4th Aug 20252610 PMAQI
4th Aug 20252211 PMAQI
5th Aug 20252612 AMAQI
5th Aug 2025251 AMAQI
5th Aug 2025242 AMAQI
5th Aug 2025223 AMAQI
5th Aug 2025224 AMAQI
17°C11/23°C
5th Aug 2025245 AMAQI
5th Aug 2025246 AMAQI
5th Aug 2025287 AMAQI
5th Aug 2025248 AMAQI
5th Aug 2025229 AMAQI
5th Aug 20252010 AMAQI
5th Aug 20252311 AMAQI
5th Aug 20252412 PMAQI
5th Aug 2025231 PMAQI
5th Aug 2025212 PMAQI
5th Aug 2025223 PMAQI
5th Aug 2025244 PMAQI
5th Aug 2025225 PMAQI
5th Aug 2025246 PMAQI
5th Aug 2025237 PMAQI
5th Aug 2025248 PMAQI
5th Aug 2025209 PMAQI
5th Aug 20251910 PMAQI
5th Aug 20252111 PMAQI
6th Aug 20252312 AMAQI
6th Aug 2025221 AMAQI
6th Aug 2025202 AMAQI
6th Aug 2025203 AMAQI
6th Aug 2025194 AMAQI
19°C10/30°C
5 AM
12 PM
8 PM
12 AM
4 AM
--°C/°C
Day time
Avg. Highest Time
11 AM
19AQI
1 hours / Day
30 hours / Month
Avg. Lowest Time
5 AM - 10 AM
18AQI
6 hours / Day
180 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 11 AM to 11 AM (Avg. 19), while the lowest AQI was between 5 AM to 10 AM (Avg. 18).
Night time
Avg. Highest Time
9 PM - 11 PM
20AQI
3 hours / Day
90 hours / Month
Avg. Lowest Time
2 AM - 4 AM
18AQI
3 hours / Day
90 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 9 PM to 11 PM (Avg. 20), while the lowest AQI was between 2 AM to 4 AM (Avg. 18).
2025 Days Vs Air Quality
Corvallis, Oregon, United States
2025
96%
208
4%
8
Total number of days with different AQI categories in last 218 days in 2025 (147 days remaining)
Good
208 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 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
Corvallis, 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
36AQI
36AQI
2nd January 2025
35AQI
35AQI
3rd January 2025
32AQI
32AQI
4th January 2025
30AQI
30AQI
5th January 2025
27AQI
27AQI
6th January 2025
28AQI
28AQI
7th January 2025
32AQI
32AQI
8th January 2025
36AQI
36AQI
9th January 2025
40AQI
40AQI
10th January 2025
33AQI
33AQI
11th January 2025
34AQI
34AQI
12th January 2025
35AQI
35AQI
13th January 2025
36AQI
36AQI
14th January 2025
37AQI
37AQI
15th January 2025
41AQI
41AQI
16th January 2025
40AQI
40AQI
17th January 2025
39AQI
39AQI
18th January 2025
38AQI
38AQI
19th January 2025
47AQI
47AQI
20th January 2025
46AQI
46AQI
21st January 2025
49AQI
49AQI
22nd January 2025
53AQI
53AQI
23rd January 2025
55AQI
55AQI
24th January 2025
56AQI
56AQI
25th January 2025
51AQI
51AQI
26th January 2025
49AQI
49AQI
27th January 2025
52AQI
52AQI
28th January 2025
54AQI
54AQI
29th January 2025
56AQI
56AQI
30th January 2025
55AQI
55AQI
31st January 2025
48AQI
48AQI
1st February 2025
43AQI
43AQI
2nd February 2025
37AQI
37AQI
3rd February 2025
35AQI
35AQI
4th February 2025
38AQI
38AQI
5th February 2025
35AQI
35AQI
6th February 2025
36AQI
36AQI
7th February 2025
32AQI
32AQI
8th February 2025
32AQI
32AQI
9th February 2025
35AQI
35AQI
10th February 2025
33AQI
33AQI
11th February 2025
31AQI
31AQI
12th February 2025
33AQI
33AQI
13th February 2025
29AQI
29AQI
14th February 2025
30AQI
30AQI
15th February 2025
30AQI
30AQI
16th February 2025
29AQI
29AQI
17th February 2025
35AQI
35AQI
18th February 2025
32AQI
32AQI
19th February 2025
46AQI
46AQI
20th February 2025
34AQI
34AQI
21st February 2025
43AQI
43AQI
22nd February 2025
38AQI
38AQI
23rd February 2025
35AQI
35AQI
24th February 2025
38AQI
38AQI
25th February 2025
35AQI
35AQI
26th February 2025
36AQI
36AQI
27th February 2025
35AQI
35AQI
28th February 2025
35AQI
35AQI
1st March 2025
35AQI
35AQI
2nd March 2025
29AQI
29AQI
3rd March 2025
26AQI
26AQI
4th March 2025
25AQI
25AQI
5th March 2025
25AQI
25AQI
6th March 2025
25AQI
25AQI
7th March 2025
26AQI
26AQI
8th March 2025
27AQI
27AQI
9th March 2025
28AQI
28AQI
10th March 2025
24AQI
24AQI
11th March 2025
26AQI
26AQI
12th March 2025
23AQI
23AQI
13th March 2025
21AQI
21AQI
14th March 2025
21AQI
21AQI
15th March 2025
21AQI
21AQI
16th March 2025
19AQI
19AQI
17th March 2025
19AQI
19AQI
18th March 2025
18AQI
18AQI
19th March 2025
20AQI
20AQI
20th March 2025
19AQI
19AQI
21st March 2025
19AQI
19AQI
22nd March 2025
18AQI
18AQI
23rd March 2025
19AQI
19AQI
24th March 2025
19AQI
19AQI
25th March 2025
21AQI
21AQI
26th March 2025
20AQI
20AQI
27th March 2025
17AQI
17AQI
28th March 2025
18AQI
18AQI
29th March 2025
16AQI
16AQI
30th March 2025
18AQI
18AQI
31st March 2025
16AQI
16AQI
1st April 2025
17AQI
17AQI
2nd April 2025
17AQI
17AQI
3rd April 2025
17AQI
17AQI
4th April 2025
18AQI
18AQI
5th April 2025
19AQI
19AQI
6th April 2025
17AQI
17AQI
7th April 2025
15AQI
15AQI
8th April 2025
14AQI
14AQI
9th April 2025
14AQI
14AQI
10th April 2025
17AQI
17AQI
11th April 2025
16AQI
16AQI
12th April 2025
16AQI
16AQI
13th April 2025
17AQI
17AQI
14th April 2025
19AQI
19AQI
15th April 2025
20AQI
20AQI
16th April 2025
20AQI
20AQI
17th April 2025
20AQI
20AQI
18th April 2025
20AQI
20AQI
19th April 2025
18AQI
18AQI
20th April 2025
18AQI
18AQI
21st April 2025
14AQI
14AQI
22nd April 2025
14AQI
14AQI
23rd April 2025
14AQI
14AQI
24th April 2025
18AQI
18AQI
25th April 2025
18AQI
18AQI
26th April 2025
18AQI
18AQI
27th April 2025
16AQI
16AQI
28th April 2025
15AQI
15AQI
29th April 2025
15AQI
15AQI
30th April 2025
15AQI
15AQI
1st May 2025
18AQI
18AQI
2nd May 2025
17AQI
17AQI
3rd May 2025
14AQI
14AQI
4th May 2025
14AQI
14AQI
5th May 2025
14AQI
14AQI
6th May 2025
16AQI
16AQI
7th May 2025
16AQI
16AQI
8th May 2025
15AQI
15AQI
9th May 2025
17AQI
17AQI
10th May 2025
16AQI
16AQI
11th May 2025
15AQI
15AQI
12th May 2025
15AQI
15AQI
13th May 2025
15AQI
15AQI
14th May 2025
16AQI
16AQI
15th May 2025
17AQI
17AQI
16th May 2025
16AQI
16AQI
17th May 2025
14AQI
14AQI
18th May 2025
14AQI
14AQI
19th May 2025
14AQI
14AQI
20th May 2025
12AQI
12AQI
21st May 2025
13AQI
13AQI
22nd May 2025
13AQI
13AQI
23rd May 2025
12AQI
12AQI
24th May 2025
13AQI
13AQI
25th May 2025
13AQI
13AQI
26th May 2025
13AQI
13AQI
27th May 2025
14AQI
14AQI
28th May 2025
14AQI
14AQI
29th May 2025
16AQI
16AQI
30th May 2025
16AQI
16AQI
31st May 2025
17AQI
17AQI
1st June 2025
15AQI
15AQI
2nd June 2025
16AQI
16AQI
3rd June 2025
18AQI
18AQI
4th June 2025
17AQI
17AQI
5th June 2025
17AQI
17AQI
6th June 2025
18AQI
18AQI
7th June 2025
17AQI
17AQI
8th June 2025
18AQI
18AQI
9th June 2025
20AQI
20AQI
10th June 2025
23AQI
23AQI
11th June 2025
24AQI
24AQI
12th June 2025
22AQI
22AQI
13th June 2025
19AQI
19AQI
14th June 2025
18AQI
18AQI
15th June 2025
18AQI
18AQI
16th June 2025
19AQI
19AQI
17th June 2025
17AQI
17AQI
18th June 2025
15AQI
15AQI
19th June 2025
16AQI
16AQI
20th June 2025
16AQI
16AQI
21st June 2025
12AQI
12AQI
22nd June 2025
12AQI
12AQI
23rd June 2025
17AQI
17AQI
24th June 2025
24AQI
24AQI
25th June 2025
23AQI
23AQI
26th June 2025
16AQI
16AQI
27th June 2025
14AQI
14AQI
28th June 2025
13AQI
13AQI
29th June 2025
16AQI
16AQI
30th June 2025
19AQI
19AQI
1st July 2025
17AQI
17AQI
2nd July 2025
15AQI
15AQI
3rd July 2025
15AQI
15AQI
4th July 2025
16AQI
16AQI
5th July 2025
18AQI
18AQI
6th July 2025
17AQI
17AQI
7th July 2025
18AQI
18AQI
8th July 2025
20AQI
20AQI
9th July 2025
16AQI
16AQI
10th July 2025
15AQI
15AQI
11th July 2025
17AQI
17AQI
12th July 2025
19AQI
19AQI
13th July 2025
20AQI
20AQI
14th July 2025
16AQI
16AQI
15th July 2025
20AQI
20AQI
16th July 2025
22AQI
22AQI
17th July 2025
24AQI
24AQI
18th July 2025
22AQI
22AQI
19th July 2025
18AQI
18AQI
20th July 2025
19AQI
19AQI
21st July 2025
19AQI
19AQI
22nd July 2025
20AQI
20AQI
23rd July 2025
18AQI
18AQI
24th July 2025
16AQI
16AQI
25th July 2025
16AQI
16AQI
26th July 2025
15AQI
15AQI
27th July 2025
18AQI
18AQI
28th July 2025
19AQI
19AQI
29th July 2025
17AQI
17AQI
30th July 2025
17AQI
17AQI
31st July 2025
20AQI
20AQI
1st August 2025
18AQI
18AQI
2nd August 2025
16AQI
16AQI
3rd August 2025
19AQI
19AQI
4th August 2025
23AQI
23AQI
42AQI
35AQI
22AQI
17AQI
15AQI
18AQI
18AQI
19AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202524AQI
23
8
28
31
30
31
30
31
4
208
8
Highest AQI recorded in
January42AQI
Lowest AQI recorded in
May15AQI
202425AQI
16
2
4
2
12
29
31
31
26
2
30
1
27
3
24
7
234
13
Highest AQI recorded in
December40AQI
Lowest AQI recorded in
April8AQI
202334AQI
3
30
1
30
4
Highest AQI recorded in
November78AQI
Lowest AQI recorded in
December29AQI
202221AQI
26
4
18
4
31
17
31
30
21
1
174
9
Highest AQI recorded in
February33AQI
Lowest AQI recorded in
June14AQI
202120AQI
28
2
28
31
30
31
30
31
31
30
30
1
27
3
31
358
6
Highest AQI recorded in
January27AQI
Lowest AQI recorded in
May13AQI
202035AQI
13
20
18
30
31
31
18
1
1
2
5
3
24
6
24
6
27
4
236
17
1
2
5
3
Highest AQI recorded in
September102AQI
Lowest AQI recorded in
April18AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2020(Avg.)
35AQILeast Polluted Year Recorded
2021(Avg.)
20AQICorvallis's annual 2025 AQI (24) shows an average percentage change of -7.2% (improved AQI) compared to previous years: 2020 (35), 2021 (20), 2022 (21), 2023 (34), 2024 (25).
