Silverton, 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
Silverton, Oregon, United States
2021
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
20th Aug 2023
119AQILowest AQI recorded on
7th Aug 2021
7AQISame Day Analysis (5th August ):
On this day, AQI across the 5 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: 5th Aug - 6th Aug 2025
Silverton, Oregon, United States
AQI
Day
Night
.
5 AM5th Aug 2025
8 PM
4 AM6th Aug 2025
Day time
Avg. Highest Time
3PM5th Aug
36AQI
Avg. Lowest Time
8PM5th Aug
27AQI
Night time
Avg. Highest Time
5AM5th Aug
27AQI
Avg. Lowest Time
4AM6th Aug
19AQI
In the last 24 hours,
Silverton's AQI reached its highest point of 36 at 3 PM 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
Silverton, 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 2025175 AMAQI
7th Jul 2025186 AMAQI
7th Jul 2025187 AMAQI
7th Jul 2025188 AMAQI
7th Jul 2025179 AMAQI
7th Jul 20251810 AMAQI
7th Jul 20251811 AMAQI
7th Jul 20251812 PMAQI
7th Jul 2025181 PMAQI
7th Jul 2025182 PMAQI
7th Jul 2025183 PMAQI
7th Jul 2025184 PMAQI
7th Jul 2025185 PMAQI
7th Jul 2025186 PMAQI
7th Jul 2025187 PMAQI
7th Jul 2025188 PMAQI
7th Jul 2025189 PMAQI
7th Jul 20252010 PMAQI
7th Jul 20251911 PMAQI
8th Jul 20252012 AMAQI
8th Jul 2025201 AMAQI
8th Jul 2025202 AMAQI
8th Jul 2025203 AMAQI
8th Jul 2025204 AMAQI
22°C13/32°C
8th Jul 2025215 AMAQI
8th Jul 2025206 AMAQI
8th Jul 2025217 AMAQI
8th Jul 2025218 AMAQI
8th Jul 2025229 AMAQI
8th Jul 20252210 AMAQI
8th Jul 20252211 AMAQI
8th Jul 20252212 PMAQI
8th Jul 2025201 PMAQI
8th Jul 2025212 PMAQI
8th Jul 2025213 PMAQI
8th Jul 2025224 PMAQI
8th Jul 2025225 PMAQI
8th Jul 2025216 PMAQI
8th Jul 2025217 PMAQI
8th Jul 2025208 PMAQI
8th Jul 2025209 PMAQI
8th Jul 20252010 PMAQI
8th Jul 20251911 PMAQI
9th Jul 20251812 AMAQI
9th Jul 2025171 AMAQI
9th Jul 2025162 AMAQI
9th Jul 2025163 AMAQI
9th Jul 2025134 AMAQI
23°C14/33°C
9th Jul 2025145 AMAQI
9th Jul 2025136 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 2025141 PMAQI
9th Jul 2025142 PMAQI
9th Jul 2025163 PMAQI
9th Jul 2025184 PMAQI
9th Jul 2025165 PMAQI
9th Jul 2025166 PMAQI
9th Jul 2025167 PMAQI
9th Jul 2025168 PMAQI
9th Jul 2025169 PMAQI
9th Jul 20251610 PMAQI
9th Jul 20251611 PMAQI
10th Jul 20251612 AMAQI
10th Jul 2025161 AMAQI
10th Jul 2025152 AMAQI
10th Jul 2025143 AMAQI
10th Jul 2025134 AMAQI
20°C13/27°C
10th Jul 2025135 AMAQI
10th Jul 2025136 AMAQI
10th Jul 2025147 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 2025143 PMAQI
10th Jul 2025144 PMAQI
10th Jul 2025145 PMAQI
10th Jul 2025146 PMAQI
10th Jul 2025147 PMAQI
10th Jul 2025148 PMAQI
10th Jul 2025149 PMAQI
10th Jul 20251410 PMAQI
10th Jul 20251611 PMAQI
11th Jul 20251512 AMAQI
11th Jul 2025151 AMAQI
11th Jul 2025142 AMAQI
11th Jul 2025163 AMAQI
11th Jul 2025154 AMAQI
19°C16/24°C
11th Jul 2025165 AMAQI
11th Jul 2025156 AMAQI
11th Jul 2025167 AMAQI
11th Jul 2025168 AMAQI
11th Jul 2025179 AMAQI
11th Jul 20251810 AMAQI
11th Jul 20251811 AMAQI
11th Jul 20251812 PMAQI
11th Jul 2025191 PMAQI
11th Jul 2025212 PMAQI
11th Jul 2025213 PMAQI
11th Jul 2025204 PMAQI
11th Jul 2025225 PMAQI
11th Jul 2025196 PMAQI
11th Jul 2025187 PMAQI
11th Jul 2025188 PMAQI
11th Jul 2025189 PMAQI
11th Jul 20252010 PMAQI
11th Jul 20251811 PMAQI
12th Jul 20251912 AMAQI
12th Jul 2025201 AMAQI
12th Jul 2025202 AMAQI
12th Jul 2025193 AMAQI
12th Jul 2025234 AMAQI
22°C13/32°C
12th Jul 2025205 AMAQI
12th Jul 2025206 AMAQI
12th Jul 2025187 AMAQI
12th Jul 2025198 AMAQI
12th Jul 2025209 AMAQI
12th Jul 20251810 AMAQI
12th Jul 20251711 AMAQI
12th Jul 20251612 PMAQI
12th Jul 2025161 PMAQI
12th Jul 2025182 PMAQI
12th Jul 2025183 PMAQI
12th Jul 2025184 PMAQI
12th Jul 2025195 PMAQI
12th Jul 2025186 PMAQI
12th Jul 2025187 PMAQI
12th Jul 2025198 PMAQI
12th Jul 2025189 PMAQI
12th Jul 20251810 PMAQI
12th Jul 20252011 PMAQI
13th Jul 20252012 AMAQI
13th Jul 2025201 AMAQI
13th Jul 2025202 AMAQI
13th Jul 2025223 AMAQI
13th Jul 2025184 AMAQI
23°C16/33°C
13th Jul 2025185 AMAQI
13th Jul 2025196 AMAQI
13th Jul 2025197 AMAQI
13th Jul 2025198 AMAQI
13th Jul 2025199 AMAQI
13th Jul 20252010 AMAQI
13th Jul 20252111 AMAQI
13th Jul 20252212 PMAQI
13th Jul 2025211 PMAQI
13th Jul 2025202 PMAQI
13th Jul 2025193 PMAQI
13th Jul 2025204 PMAQI
13th Jul 2025195 PMAQI
13th Jul 2025196 PMAQI
13th Jul 2025217 PMAQI
13th Jul 2025198 PMAQI
13th Jul 2025189 PMAQI
13th Jul 20251810 PMAQI
13th Jul 20251811 PMAQI
14th Jul 20251912 AMAQI
14th Jul 2025171 AMAQI
14th Jul 2025172 AMAQI
14th Jul 2025163 AMAQI
14th Jul 2025164 AMAQI
25°C16/36°C
14th Jul 2025155 AMAQI
14th Jul 2025156 AMAQI
14th Jul 2025167 AMAQI
14th Jul 2025168 AMAQI
14th Jul 2025169 AMAQI
14th Jul 20251410 AMAQI
14th Jul 20251411 AMAQI
14th Jul 20251412 PMAQI
14th Jul 2025141 PMAQI
14th Jul 2025142 PMAQI
14th Jul 2025143 PMAQI
14th Jul 2025144 PMAQI
14th Jul 2025135 PMAQI
14th Jul 2025156 PMAQI
14th Jul 2025157 PMAQI
14th Jul 2025168 PMAQI
14th Jul 2025169 PMAQI
14th Jul 20251810 PMAQI
14th Jul 20251711 PMAQI
15th Jul 20251712 AMAQI
15th Jul 2025181 AMAQI
15th Jul 2025172 AMAQI
15th Jul 2025183 AMAQI
15th Jul 2025154 AMAQI
21°C13/31°C
15th Jul 2025165 AMAQI
15th Jul 2025166 AMAQI
15th Jul 2025177 AMAQI
15th Jul 2025178 AMAQI
15th Jul 2025189 AMAQI
15th Jul 20251910 AMAQI
15th Jul 20251911 AMAQI
15th Jul 20252012 PMAQI
15th Jul 2025211 PMAQI
15th Jul 2025212 PMAQI
15th Jul 2025213 PMAQI
15th Jul 2025204 PMAQI
15th Jul 2025215 PMAQI
15th Jul 2025206 PMAQI
15th Jul 2025207 PMAQI
15th Jul 2025208 PMAQI
15th Jul 2025219 PMAQI
15th Jul 20252010 PMAQI
15th Jul 20252111 PMAQI
16th Jul 20252212 AMAQI
16th Jul 2025221 AMAQI
16th Jul 2025222 AMAQI
16th Jul 2025223 AMAQI
16th Jul 2025224 AMAQI
22°C11/34°C
16th Jul 2025235 AMAQI
16th Jul 2025236 AMAQI
16th Jul 2025227 AMAQI
16th Jul 2025238 AMAQI
16th Jul 2025229 AMAQI
16th Jul 20252210 AMAQI
16th Jul 20252211 AMAQI
16th Jul 20252212 PMAQI
16th Jul 2025221 PMAQI
16th Jul 2025222 PMAQI
16th Jul 2025233 PMAQI
16th Jul 2025234 PMAQI
16th Jul 2025225 PMAQI
16th Jul 2025236 PMAQI
16th Jul 2025227 PMAQI
16th Jul 2025228 PMAQI
16th Jul 2025229 PMAQI
16th Jul 20252210 PMAQI
16th Jul 20252211 PMAQI
17th Jul 20252212 AMAQI
17th Jul 2025231 AMAQI
17th Jul 2025232 AMAQI
17th Jul 2025243 AMAQI
17th Jul 2025234 AMAQI
27°C18/37°C
17th Jul 2025255 AMAQI
17th Jul 2025266 AMAQI
17th Jul 2025267 AMAQI
17th Jul 2025258 AMAQI
17th Jul 2025269 AMAQI
17th Jul 20252510 AMAQI
17th Jul 20252611 AMAQI
17th Jul 20252512 PMAQI
17th Jul 2025261 PMAQI
17th Jul 2025282 PMAQI
17th Jul 2025283 PMAQI
17th Jul 2025284 PMAQI
17th Jul 2025285 PMAQI
17th Jul 2025286 PMAQI
17th Jul 2025257 PMAQI
17th Jul 2025258 PMAQI
17th Jul 2025249 PMAQI
17th Jul 20252310 PMAQI
17th Jul 20252411 PMAQI
18th Jul 20252412 AMAQI
18th Jul 2025251 AMAQI
18th Jul 2025262 AMAQI
18th Jul 2025253 AMAQI
18th Jul 2025214 AMAQI
21°C11/31°C
18th Jul 2025225 AMAQI
18th Jul 2025226 AMAQI
18th Jul 2025247 AMAQI
18th Jul 2025248 AMAQI
18th Jul 2025249 AMAQI
18th Jul 20252410 AMAQI
18th Jul 20252611 AMAQI
18th Jul 20252812 PMAQI
18th Jul 2025281 PMAQI
18th Jul 2025282 PMAQI
18th Jul 2025303 PMAQI
18th Jul 2025294 PMAQI
18th Jul 2025295 PMAQI
18th Jul 2025256 PMAQI
18th Jul 2025237 PMAQI
18th Jul 2025248 PMAQI
18th Jul 2025229 PMAQI
18th Jul 20252310 PMAQI
18th Jul 20252211 PMAQI
19th Jul 20252212 AMAQI
19th Jul 2025211 AMAQI
19th Jul 2025222 AMAQI
19th Jul 2025223 AMAQI
19th Jul 2025194 AMAQI
20°C12/29°C
19th Jul 2025175 AMAQI
19th Jul 2025196 AMAQI
19th Jul 2025187 AMAQI
19th Jul 2025188 AMAQI
19th Jul 2025189 AMAQI
19th Jul 20251810 AMAQI
19th Jul 20251811 AMAQI
19th Jul 20252012 PMAQI
19th Jul 2025201 PMAQI
19th Jul 2025192 PMAQI
19th Jul 2025213 PMAQI
19th Jul 2025204 PMAQI
19th Jul 2025205 PMAQI
19th Jul 2025206 PMAQI
19th Jul 2025207 PMAQI
19th Jul 2025218 PMAQI
19th Jul 2025229 PMAQI
19th Jul 20252210 PMAQI
19th Jul 20252111 PMAQI
20th Jul 20252012 AMAQI
20th Jul 2025201 AMAQI
20th Jul 2025192 AMAQI
20th Jul 2025203 AMAQI
20th Jul 2025204 AMAQI
19°C13/28°C
20th Jul 2025195 AMAQI
20th Jul 2025206 AMAQI
20th Jul 2025197 AMAQI
20th Jul 2025198 AMAQI
20th Jul 2025189 AMAQI
20th Jul 20251810 AMAQI
20th Jul 20251811 AMAQI
20th Jul 20251712 PMAQI
20th Jul 2025181 PMAQI
20th Jul 2025182 PMAQI
20th Jul 2025193 PMAQI
20th Jul 2025184 PMAQI
20th Jul 2025195 PMAQI
20th Jul 2025196 PMAQI
20th Jul 2025207 PMAQI
20th Jul 2025198 PMAQI
20th Jul 2025209 PMAQI
20th Jul 20252010 PMAQI
20th Jul 20252011 PMAQI
21st Jul 20252112 AMAQI
21st Jul 2025211 AMAQI
21st Jul 2025202 AMAQI
21st Jul 2025203 AMAQI
21st Jul 2025194 AMAQI
18°C12/23°C
21st Jul 2025185 AMAQI
21st Jul 2025196 AMAQI
21st Jul 2025197 AMAQI
21st Jul 2025208 AMAQI
21st Jul 2025209 AMAQI
21st Jul 20251910 AMAQI
21st Jul 20252011 AMAQI
21st Jul 20252012 PMAQI
21st Jul 2025221 PMAQI
21st Jul 2025212 PMAQI
21st Jul 2025223 PMAQI
21st Jul 2025224 PMAQI
21st Jul 2025225 PMAQI
21st Jul 2025226 PMAQI
21st Jul 2025217 PMAQI
21st Jul 2025218 PMAQI
21st Jul 2025219 PMAQI
21st Jul 20252010 PMAQI
21st Jul 20252211 PMAQI
22nd Jul 20252112 AMAQI
22nd Jul 2025201 AMAQI
22nd Jul 2025202 AMAQI
22nd Jul 2025203 AMAQI
22nd Jul 2025204 AMAQI
19°C16/24°C
22nd Jul 2025205 AMAQI
22nd Jul 2025206 AMAQI
22nd Jul 2025217 AMAQI
22nd Jul 2025218 AMAQI
22nd Jul 2025219 AMAQI
22nd Jul 20252110 AMAQI
22nd Jul 20252211 AMAQI
22nd Jul 20252312 PMAQI
22nd Jul 2025231 PMAQI
22nd Jul 2025242 PMAQI
22nd Jul 2025243 PMAQI
22nd Jul 2025244 PMAQI
22nd Jul 2025245 PMAQI
22nd Jul 2025236 PMAQI
22nd Jul 2025227 PMAQI
22nd Jul 2025228 PMAQI
22nd Jul 2025239 PMAQI
22nd Jul 20252210 PMAQI
22nd Jul 20252311 PMAQI
23rd Jul 20252312 AMAQI
23rd Jul 2025221 AMAQI
23rd Jul 2025212 AMAQI
23rd Jul 2025203 AMAQI
23rd Jul 2025184 AMAQI
20°C12/30°C
23rd Jul 2025205 AMAQI
23rd Jul 2025206 AMAQI
23rd Jul 2025207 AMAQI
23rd Jul 2025208 AMAQI
23rd Jul 2025209 AMAQI
23rd Jul 20252010 AMAQI
23rd Jul 20252011 AMAQI
23rd Jul 20252112 PMAQI
23rd Jul 2025211 PMAQI
23rd Jul 2025222 PMAQI
23rd Jul 2025223 PMAQI
23rd Jul 2025224 PMAQI
23rd Jul 2025215 PMAQI
23rd Jul 2025226 PMAQI
23rd Jul 2025227 PMAQI
23rd Jul 2025228 PMAQI
23rd Jul 2025229 PMAQI
23rd Jul 20252210 PMAQI
23rd Jul 20252111 PMAQI
24th Jul 20252012 AMAQI
24th Jul 2025201 AMAQI
24th Jul 2025192 AMAQI
24th Jul 2025183 AMAQI
24th Jul 2025164 AMAQI
23°C13/34°C
24th Jul 2025165 AMAQI
24th Jul 2025166 AMAQI
24th Jul 2025177 AMAQI
24th Jul 2025178 AMAQI
24th Jul 2025169 AMAQI
24th Jul 20251610 AMAQI
24th Jul 20251611 AMAQI
24th Jul 20251612 PMAQI
24th Jul 2025171 PMAQI
24th Jul 2025172 PMAQI
24th Jul 2025193 PMAQI
24th Jul 2025184 PMAQI
24th Jul 2025195 PMAQI
24th Jul 2025186 PMAQI
24th Jul 2025197 PMAQI
24th Jul 2025208 PMAQI
24th Jul 2025189 PMAQI
24th Jul 20251810 PMAQI
24th Jul 20251811 PMAQI
25th Jul 20251812 AMAQI
25th Jul 2025161 AMAQI
25th Jul 2025162 AMAQI
25th Jul 2025163 AMAQI
25th Jul 2025144 AMAQI
22°C12/31°C
25th Jul 2025155 AMAQI
25th Jul 2025166 AMAQI
25th Jul 2025167 AMAQI
25th Jul 2025188 AMAQI
25th Jul 2025169 AMAQI
25th Jul 20251610 AMAQI
25th Jul 20251711 AMAQI
25th Jul 20251712 PMAQI
25th Jul 2025181 PMAQI
25th Jul 2025182 PMAQI
25th Jul 2025173 PMAQI
25th Jul 2025184 PMAQI
25th Jul 2025175 PMAQI
25th Jul 2025176 PMAQI
25th Jul 2025187 PMAQI
25th Jul 2025178 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°C12/26°C
26th Jul 2025135 AMAQI
26th Jul 2025136 AMAQI
26th Jul 2025147 AMAQI
26th Jul 2025148 AMAQI
26th Jul 2025149 AMAQI
26th Jul 20251510 AMAQI
26th Jul 20251611 AMAQI
26th Jul 20251612 PMAQI
26th Jul 2025161 PMAQI
26th Jul 2025172 PMAQI
26th Jul 2025163 PMAQI
26th Jul 2025164 PMAQI
26th Jul 2025165 PMAQI
26th Jul 2025176 PMAQI
26th Jul 2025177 PMAQI
26th Jul 2025178 PMAQI
26th Jul 2025179 PMAQI
26th Jul 20251610 PMAQI
26th Jul 20251711 PMAQI
27th Jul 20251712 AMAQI
27th Jul 2025171 AMAQI
27th Jul 2025182 AMAQI
27th Jul 2025183 AMAQI
27th Jul 2025194 AMAQI
16°C11/22°C
27th Jul 2025205 AMAQI
27th Jul 2025236 AMAQI
27th Jul 2025227 AMAQI
27th Jul 2025208 AMAQI
27th Jul 2025219 AMAQI
27th Jul 20251910 AMAQI
27th Jul 20252011 AMAQI
27th Jul 20252012 PMAQI
27th Jul 2025211 PMAQI
27th Jul 2025222 PMAQI
27th Jul 2025213 PMAQI
27th Jul 2025224 PMAQI
27th Jul 2025205 PMAQI
27th Jul 2025206 PMAQI
27th Jul 2025227 PMAQI
27th Jul 2025208 PMAQI
27th Jul 2025199 PMAQI
27th Jul 20251810 PMAQI
27th Jul 20252011 PMAQI
28th Jul 20251912 AMAQI
28th Jul 2025181 AMAQI
28th Jul 2025192 AMAQI
28th Jul 2025183 AMAQI
28th Jul 2025164 AMAQI
19°C12/28°C
28th Jul 2025175 AMAQI
28th Jul 2025176 AMAQI
28th Jul 2025187 AMAQI
28th Jul 2025178 AMAQI
28th Jul 2025189 AMAQI
28th Jul 20251810 AMAQI
28th Jul 20251811 AMAQI
28th Jul 20251812 PMAQI
28th Jul 2025201 PMAQI
28th Jul 2025202 PMAQI
28th Jul 2025203 PMAQI
28th Jul 2025214 PMAQI
28th Jul 2025215 PMAQI
28th Jul 2025206 PMAQI
28th Jul 2025207 PMAQI
28th Jul 2025218 PMAQI
28th Jul 2025209 PMAQI
28th Jul 20252010 PMAQI
28th Jul 20252011 PMAQI
29th Jul 20251912 AMAQI
29th Jul 2025181 AMAQI
29th Jul 2025182 AMAQI
29th Jul 2025173 AMAQI
29th Jul 2025174 AMAQI
20°C10/31°C
29th Jul 2025175 AMAQI
29th Jul 2025176 AMAQI
29th Jul 2025177 AMAQI
29th Jul 2025178 AMAQI
29th Jul 2025179 AMAQI
29th Jul 20251710 AMAQI
29th Jul 20251811 AMAQI
29th Jul 20251812 PMAQI
29th Jul 2025181 PMAQI
29th Jul 2025182 PMAQI
29th Jul 2025183 PMAQI
29th Jul 2025194 PMAQI
29th Jul 2025195 PMAQI
29th Jul 2025196 PMAQI
29th Jul 2025197 PMAQI
29th Jul 2025198 PMAQI
29th Jul 2025199 PMAQI
29th Jul 20252010 PMAQI
29th Jul 20251911 PMAQI
30th Jul 20252012 AMAQI
30th Jul 2025201 AMAQI
30th Jul 2025192 AMAQI
30th Jul 2025203 AMAQI
30th Jul 2025164 AMAQI
23°C13/35°C
30th Jul 2025185 AMAQI
30th Jul 2025186 AMAQI
30th Jul 2025187 AMAQI
30th Jul 2025198 AMAQI
30th Jul 2025189 AMAQI
30th Jul 20251910 AMAQI
30th Jul 20252011 AMAQI
30th Jul 20252412 PMAQI
30th Jul 2025201 PMAQI
30th Jul 2025202 PMAQI
30th Jul 2025203 PMAQI
30th Jul 2025204 PMAQI
30th Jul 2025205 PMAQI
30th Jul 2025206 PMAQI
30th Jul 2025207 PMAQI
30th Jul 2025208 PMAQI
30th Jul 2025229 PMAQI
30th Jul 20252410 PMAQI
30th Jul 20252411 PMAQI
31st Jul 20252412 AMAQI
31st Jul 2025211 AMAQI
31st Jul 2025202 AMAQI
31st Jul 2025193 AMAQI
31st Jul 2025164 AMAQI
23°C14/33°C
31st Jul 2025155 AMAQI
31st Jul 2025186 AMAQI
31st Jul 2025227 AMAQI
31st Jul 2025208 AMAQI
31st Jul 2025209 AMAQI
31st Jul 20252310 AMAQI
31st Jul 20252811 AMAQI
31st Jul 20253012 PMAQI
31st Jul 2025301 PMAQI
31st Jul 2025262 PMAQI
31st Jul 2025243 PMAQI
31st Jul 2025224 PMAQI
31st Jul 2025205 PMAQI
31st Jul 2025216 PMAQI
31st Jul 2025267 PMAQI
31st Jul 2025238 PMAQI
31st Jul 2025229 PMAQI
31st Jul 20252410 PMAQI
31st Jul 20252411 PMAQI
1st Aug 20252212 AMAQI
1st Aug 2025211 AMAQI
1st Aug 2025212 AMAQI
1st Aug 2025203 AMAQI
1st Aug 2025204 AMAQI
22°C13/31°C
1st Aug 2025205 AMAQI
1st Aug 2025196 AMAQI
1st Aug 2025177 AMAQI
1st Aug 2025178 AMAQI
1st Aug 2025159 AMAQI
1st Aug 20251710 AMAQI
1st Aug 20251611 AMAQI
1st Aug 20251612 PMAQI
1st Aug 2025181 PMAQI
1st Aug 2025182 PMAQI
1st Aug 2025193 PMAQI
1st Aug 2025214 PMAQI
1st Aug 2025205 PMAQI
1st Aug 2025206 PMAQI
1st Aug 2025187 PMAQI
1st Aug 2025198 PMAQI
1st Aug 2025189 PMAQI
1st Aug 20251910 PMAQI
1st Aug 20252011 PMAQI
2nd Aug 20252012 AMAQI
2nd Aug 2025181 AMAQI
2nd Aug 2025182 AMAQI
2nd Aug 2025273 AMAQI
2nd Aug 2025204 AMAQI
22°C14/32°C
2nd Aug 2025185 AMAQI
2nd Aug 2025176 AMAQI
2nd Aug 2025177 AMAQI
2nd Aug 2025168 AMAQI
2nd Aug 2025149 AMAQI
2nd Aug 20251510 AMAQI
2nd Aug 20251611 AMAQI
2nd Aug 20251612 PMAQI
2nd Aug 2025151 PMAQI
2nd Aug 2025142 PMAQI
2nd Aug 2025153 PMAQI
2nd Aug 2025154 PMAQI
2nd Aug 2025145 PMAQI
2nd Aug 2025156 PMAQI
2nd Aug 2025187 PMAQI
2nd Aug 2025178 PMAQI
2nd Aug 2025189 PMAQI
2nd Aug 20251810 PMAQI
2nd Aug 20251811 PMAQI
3rd Aug 20252012 AMAQI
3rd Aug 2025281 AMAQI
3rd Aug 2025202 AMAQI
3rd Aug 2025203 AMAQI
3rd Aug 2025204 AMAQI
19°C15/23°C
3rd Aug 2025205 AMAQI
3rd Aug 2025196 AMAQI
3rd Aug 2025187 AMAQI
3rd Aug 2025188 AMAQI
3rd Aug 2025189 AMAQI
3rd Aug 20251710 AMAQI
3rd Aug 20251811 AMAQI
3rd Aug 20251712 PMAQI
3rd Aug 2025181 PMAQI
3rd Aug 2025172 PMAQI
3rd Aug 2025183 PMAQI
3rd Aug 2025184 PMAQI
3rd Aug 2025205 PMAQI
3rd Aug 2025206 PMAQI
3rd Aug 2025207 PMAQI
3rd Aug 2025218 PMAQI
3rd Aug 2025249 PMAQI
3rd Aug 20252510 PMAQI
3rd Aug 20252311 PMAQI
4th Aug 20252312 AMAQI
4th Aug 2025251 AMAQI
4th Aug 2025272 AMAQI
4th Aug 2025253 AMAQI
4th Aug 2025234 AMAQI
18°C13/22°C
4th Aug 2025225 AMAQI
4th Aug 2025216 AMAQI
4th Aug 2025227 AMAQI
4th Aug 2025218 AMAQI
4th Aug 2025209 AMAQI
4th Aug 20252010 AMAQI
4th Aug 20252011 AMAQI
4th Aug 20252212 PMAQI
4th Aug 2025231 PMAQI
4th Aug 2025242 PMAQI
4th Aug 2025253 PMAQI
4th Aug 2025274 PMAQI
4th Aug 2025285 PMAQI
4th Aug 2025276 PMAQI
4th Aug 2025217 PMAQI
4th Aug 2025248 PMAQI
4th Aug 2025299 PMAQI
4th Aug 20253010 PMAQI
4th Aug 20252811 PMAQI
5th Aug 20252812 AMAQI
5th Aug 2025291 AMAQI
5th Aug 2025272 AMAQI
5th Aug 2025273 AMAQI
5th Aug 2025284 AMAQI
18°C14/24°C
5th Aug 2025275 AMAQI
5th Aug 2025296 AMAQI
5th Aug 2025287 AMAQI
5th Aug 2025298 AMAQI
5th Aug 2025289 AMAQI
5th Aug 20253110 AMAQI
5th Aug 20253211 AMAQI
5th Aug 20253212 PMAQI
5th Aug 2025351 PMAQI
5th Aug 2025352 PMAQI
5th Aug 2025363 PMAQI
5th Aug 2025354 PMAQI
5th Aug 2025345 PMAQI
5th Aug 2025296 PMAQI
5th Aug 2025287 PMAQI
5th Aug 2025278 PMAQI
5th Aug 2025249 PMAQI
5th Aug 20252210 PMAQI
5th Aug 20252311 PMAQI
6th Aug 20252312 AMAQI
6th Aug 2025241 AMAQI
6th Aug 2025212 AMAQI
6th Aug 2025203 AMAQI
6th Aug 2025194 AMAQI
19°C11/29°C
6th Aug 2025195 AMAQI
5 AM6th Aug 2025186 AMAQI
6th Aug 2025187 AMAQI
6th Aug 2025188 AMAQI
6th Aug 2025189 AMAQI
6th Aug 20251810 AMAQI
12 PM
8 PM
12 AM
4 AM
--°C/°C
Day time
Avg. Highest Time
6 AM - 8 PM
20AQI
15 hours / Day
450 hours / Month
Avg. Lowest Time
5 AM
18AQI
1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 6 AM to 8 PM (Avg. 20), while the lowest AQI was between 5 AM to 5 AM (Avg. 18).
Night time
Avg. Highest Time
12 AM - 3 AM
20AQI
4 hours / Day
120 hours / Month
Avg. Lowest Time
4 AM
18AQI
1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 3 AM (Avg. 20), while the lowest AQI was between 4 AM to 4 AM (Avg. 18).
2025 Days Vs Air Quality
Silverton, Oregon, United States
2025
99%
215
0.9%
2
Total number of days with different AQI categories in last 218 days in 2025 (147 days remaining)
Good
215 DaysModerate
2 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 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
Silverton, 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
29AQI
29AQI
2nd January 2025
30AQI
30AQI
3rd January 2025
22AQI
22AQI
4th January 2025
18AQI
18AQI
5th January 2025
20AQI
20AQI
6th January 2025
23AQI
23AQI
7th January 2025
26AQI
26AQI
8th January 2025
37AQI
37AQI
9th January 2025
33AQI
33AQI
10th January 2025
34AQI
34AQI
11th January 2025
24AQI
24AQI
12th January 2025
27AQI
27AQI
13th January 2025
30AQI
30AQI
14th January 2025
36AQI
36AQI
15th January 2025
43AQI
43AQI
16th January 2025
30AQI
30AQI
17th January 2025
34AQI
34AQI
18th January 2025
34AQI
34AQI
19th January 2025
40AQI
40AQI
20th January 2025
36AQI
36AQI
21st January 2025
46AQI
46AQI
22nd January 2025
48AQI
48AQI
23rd January 2025
47AQI
47AQI
24th January 2025
52AQI
52AQI
25th January 2025
33AQI
33AQI
26th January 2025
29AQI
29AQI
27th January 2025
36AQI
36AQI
28th January 2025
47AQI
47AQI
29th January 2025
56AQI
56AQI
30th January 2025
46AQI
46AQI
31st January 2025
29AQI
29AQI
1st February 2025
21AQI
21AQI
2nd February 2025
22AQI
22AQI
3rd February 2025
22AQI
22AQI
4th February 2025
36AQI
36AQI
5th February 2025
24AQI
24AQI
6th February 2025
22AQI
22AQI
7th February 2025
23AQI
23AQI
8th February 2025
22AQI
22AQI
9th February 2025
26AQI
26AQI
10th February 2025
30AQI
30AQI
11th February 2025
22AQI
22AQI
12th February 2025
28AQI
28AQI
13th February 2025
26AQI
26AQI
14th February 2025
24AQI
24AQI
15th February 2025
34AQI
34AQI
16th February 2025
23AQI
23AQI
17th February 2025
17AQI
17AQI
18th February 2025
19AQI
19AQI
19th February 2025
20AQI
20AQI
20th February 2025
18AQI
18AQI
21st February 2025
22AQI
22AQI
22nd February 2025
20AQI
20AQI
23rd February 2025
16AQI
16AQI
24th February 2025
20AQI
20AQI
25th February 2025
20AQI
20AQI
26th February 2025
24AQI
24AQI
27th February 2025
27AQI
27AQI
28th February 2025
29AQI
29AQI
1st March 2025
30AQI
30AQI
2nd March 2025
21AQI
21AQI
3rd March 2025
18AQI
18AQI
4th March 2025
20AQI
20AQI
5th March 2025
20AQI
20AQI
6th March 2025
21AQI
21AQI
7th March 2025
22AQI
22AQI
8th March 2025
25AQI
25AQI
9th March 2025
23AQI
23AQI
10th March 2025
19AQI
19AQI
11th March 2025
34AQI
34AQI
12th March 2025
19AQI
19AQI
13th March 2025
16AQI
16AQI
14th March 2025
17AQI
17AQI
15th March 2025
16AQI
16AQI
16th March 2025
15AQI
15AQI
17th March 2025
15AQI
15AQI
18th March 2025
15AQI
15AQI
19th March 2025
16AQI
16AQI
20th March 2025
14AQI
14AQI
21st March 2025
14AQI
14AQI
22nd March 2025
16AQI
16AQI
23rd March 2025
15AQI
15AQI
24th March 2025
17AQI
17AQI
25th March 2025
21AQI
21AQI
26th March 2025
23AQI
23AQI
27th March 2025
16AQI
16AQI
28th March 2025
16AQI
16AQI
29th March 2025
15AQI
15AQI
30th March 2025
21AQI
21AQI
31st March 2025
15AQI
15AQI
1st April 2025
19AQI
19AQI
2nd April 2025
17AQI
17AQI
3rd April 2025
16AQI
16AQI
4th April 2025
22AQI
22AQI
5th April 2025
25AQI
25AQI
6th April 2025
22AQI
22AQI
7th April 2025
13AQI
13AQI
8th April 2025
13AQI
13AQI
9th April 2025
15AQI
15AQI
10th April 2025
17AQI
17AQI
11th April 2025
18AQI
18AQI
12th April 2025
17AQI
17AQI
13th April 2025
20AQI
20AQI
14th April 2025
22AQI
22AQI
15th April 2025
23AQI
23AQI
16th April 2025
23AQI
23AQI
17th April 2025
23AQI
23AQI
18th April 2025
23AQI
23AQI
19th April 2025
22AQI
22AQI
20th April 2025
19AQI
19AQI
21st April 2025
14AQI
14AQI
22nd April 2025
15AQI
15AQI
23rd April 2025
20AQI
20AQI
24th April 2025
25AQI
25AQI
25th April 2025
27AQI
27AQI
26th April 2025
26AQI
26AQI
27th April 2025
19AQI
19AQI
28th April 2025
13AQI
13AQI
29th April 2025
14AQI
14AQI
30th April 2025
18AQI
18AQI
1st May 2025
24AQI
24AQI
2nd May 2025
19AQI
19AQI
3rd May 2025
13AQI
13AQI
4th May 2025
15AQI
15AQI
5th May 2025
16AQI
16AQI
6th May 2025
18AQI
18AQI
7th May 2025
22AQI
22AQI
8th May 2025
16AQI
16AQI
9th May 2025
20AQI
20AQI
10th May 2025
18AQI
18AQI
11th May 2025
14AQI
14AQI
12th May 2025
15AQI
15AQI
13th May 2025
14AQI
14AQI
14th May 2025
18AQI
18AQI
15th May 2025
19AQI
19AQI
16th May 2025
18AQI
18AQI
17th May 2025
14AQI
14AQI
18th May 2025
16AQI
16AQI
19th May 2025
16AQI
16AQI
20th May 2025
12AQI
12AQI
21st May 2025
13AQI
13AQI
22nd May 2025
16AQI
16AQI
23rd May 2025
15AQI
15AQI
24th May 2025
18AQI
18AQI
25th May 2025
15AQI
15AQI
26th May 2025
14AQI
14AQI
27th May 2025
16AQI
16AQI
28th May 2025
21AQI
21AQI
29th May 2025
14AQI
14AQI
30th May 2025
18AQI
18AQI
31st May 2025
18AQI
18AQI
1st June 2025
15AQI
15AQI
2nd June 2025
17AQI
17AQI
3rd June 2025
19AQI
19AQI
4th June 2025
15AQI
15AQI
5th June 2025
17AQI
17AQI
6th June 2025
20AQI
20AQI
7th June 2025
17AQI
17AQI
8th June 2025
25AQI
25AQI
9th June 2025
30AQI
30AQI
10th June 2025
27AQI
27AQI
11th June 2025
28AQI
28AQI
12th June 2025
25AQI
25AQI
13th June 2025
19AQI
19AQI
14th June 2025
18AQI
18AQI
15th June 2025
20AQI
20AQI
16th June 2025
20AQI
20AQI
17th June 2025
17AQI
17AQI
18th June 2025
15AQI
15AQI
19th June 2025
16AQI
16AQI
20th June 2025
15AQI
15AQI
21st June 2025
13AQI
13AQI
22nd June 2025
13AQI
13AQI
23rd June 2025
20AQI
20AQI
24th June 2025
35AQI
35AQI
25th June 2025
29AQI
29AQI
26th June 2025
17AQI
17AQI
27th June 2025
13AQI
13AQI
28th June 2025
13AQI
13AQI
29th June 2025
17AQI
17AQI
30th June 2025
20AQI
20AQI
1st July 2025
21AQI
21AQI
2nd July 2025
15AQI
15AQI
3rd July 2025
15AQI
15AQI
4th July 2025
16AQI
16AQI
5th July 2025
24AQI
24AQI
6th July 2025
18AQI
18AQI
7th July 2025
18AQI
18AQI
8th July 2025
21AQI
21AQI
9th July 2025
15AQI
15AQI
10th July 2025
14AQI
14AQI
11th July 2025
17AQI
17AQI
12th July 2025
19AQI
19AQI
13th July 2025
19AQI
19AQI
14th July 2025
16AQI
16AQI
15th July 2025
19AQI
19AQI
16th July 2025
22AQI
22AQI
17th July 2025
25AQI
25AQI
18th July 2025
25AQI
25AQI
19th July 2025
20AQI
20AQI
20th July 2025
19AQI
19AQI
21st July 2025
20AQI
20AQI
22nd July 2025
22AQI
22AQI
23rd July 2025
21AQI
21AQI
24th July 2025
18AQI
18AQI
25th July 2025
17AQI
17AQI
26th July 2025
16AQI
16AQI
27th July 2025
20AQI
20AQI
28th July 2025
19AQI
19AQI
29th July 2025
18AQI
18AQI
30th July 2025
20AQI
20AQI
31st July 2025
22AQI
22AQI
1st August 2025
19AQI
19AQI
2nd August 2025
18AQI
18AQI
3rd August 2025
20AQI
20AQI
4th August 2025
24AQI
24AQI
5th August 2025
29AQI
29AQI
35AQI
23AQI
19AQI
19AQI
17AQI
20AQI
19AQI
22AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202522AQI
29
2
28
31
30
31
30
31
5
215
2
Highest AQI recorded in
January35AQI
Lowest AQI recorded in
May17AQI
202420AQI
31
29
31
30
31
29
31
30
1
27
3
31
28
2
27
4
355
10
Highest AQI recorded in
December32AQI
Lowest AQI recorded in
May13AQI
202325AQI
28
3
25
3
29
2
30
31
29
30
1
23
7
1
30
27
4
19
10
30
1
331
31
1
Highest AQI recorded in
November39AQI
Lowest AQI recorded in
April13AQI
202227AQI
27
3
21
1
31
17
31
30
21
1
1
25
4
18
11
1
1
20
10
27
4
269
34
1
1
Highest AQI recorded in
October49AQI
Lowest AQI recorded in
May12AQI
202122AQI
29
1
27
1
25
6
29
1
31
30
31
31
28
2
29
2
28
2
31
349
15
Highest AQI recorded in
March33AQI
Lowest AQI recorded in
May16AQI
202046AQI
4
30
31
31
17
3
1
1
8
22
8
26
4
27
4
188
19
1
1
8
Highest AQI recorded in
September156AQI
Lowest AQI recorded in
June21AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2020(Avg.)
46AQILeast Polluted Year Recorded
2024(Avg.)
20AQISilverton's annual 2025 AQI (22) shows an average percentage change of -16.09% (improved AQI) compared to previous years: 2020 (46), 2021 (22), 2022 (27), 2023 (25), 2024 (20).
