Country Background

Coos Bay, 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

Coos Bay, Oregon, United States

2025
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
1st Aug 2025
20AQI
Lowest AQI recorded on
1st Aug 2025
20AQI


Same Day Analysis (1st August ):
On this day, AQI across the 1 years varied significantly: 2025 ranks 1st highest AQI at 20 of Good air quality on the same day.

Download 2024 Annual Data

World Air Quality Report

Globe

Day & Night AQI Trend: 1st Aug - 2nd Aug 2025

Coos Bay, Oregon, United States

AQI
Day
Night
.

5 AM1st Aug 2025

8 PM

4 AM2nd Aug 2025

Day time
Avg. Highest Time
5PM1st Aug

22AQI

Avg. Lowest Time
9AM1st Aug

16AQI

Night time
Avg. Highest Time
11PM1st Aug

23AQI

Avg. Lowest Time
5AM1st Aug

18AQI

In the last 24 hours,

Coos Bay's AQI reached its highest point of 23 at 11 PM during the Night, while the lowest point, 16, was recorded at 9 AM during the Day between 1st Aug and 2nd Aug 2025.

Day & Night AQI Trend : Jul - Aug 2025

Coos Bay, Oregon, United States

JulAug
03rd - 04th04th - 05th05th - 06th06th - 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
Day
Night
3rd Jul 2025155 AMAQI
3rd Jul 2025176 AMAQI
3rd Jul 2025147 AMAQI
3rd Jul 2025148 AMAQI
3rd Jul 2025149 AMAQI
3rd Jul 20251510 AMAQI
3rd Jul 20251511 AMAQI
3rd Jul 20251412 PMAQI
3rd Jul 2025151 PMAQI
3rd Jul 2025142 PMAQI
3rd Jul 2025163 PMAQI
3rd Jul 2025154 PMAQI
3rd Jul 2025155 PMAQI
3rd Jul 2025176 PMAQI
3rd Jul 2025167 PMAQI
3rd Jul 2025178 PMAQI
3rd Jul 2025209 PMAQI
3rd Jul 20252110 PMAQI
3rd Jul 20251911 PMAQI
4th Jul 20251912 AMAQI
4th Jul 2025181 AMAQI
4th Jul 2025202 AMAQI
4th Jul 2025203 AMAQI
4th Jul 2025194 AMAQI

14°C12/16°C

4th Jul 2025205 AMAQI
4th Jul 2025186 AMAQI
4th Jul 2025167 AMAQI
4th Jul 2025178 AMAQI
4th Jul 2025189 AMAQI
4th Jul 20251610 AMAQI
4th Jul 20251611 AMAQI
4th Jul 20251612 PMAQI
4th Jul 2025151 PMAQI
4th Jul 2025172 PMAQI
4th Jul 2025173 PMAQI
4th Jul 2025184 PMAQI
4th Jul 2025185 PMAQI
4th Jul 2025176 PMAQI
4th Jul 2025177 PMAQI
4th Jul 2025188 PMAQI
4th Jul 2025199 PMAQI
4th Jul 20252010 PMAQI
4th Jul 20252211 PMAQI
5th Jul 20252412 AMAQI
5th Jul 2025281 AMAQI
5th Jul 2025292 AMAQI
5th Jul 2025283 AMAQI
5th Jul 2025334 AMAQI

13°C10/15°C

5th Jul 2025365 AMAQI
5th Jul 2025296 AMAQI
5th Jul 2025257 AMAQI
5th Jul 2025248 AMAQI
5th Jul 2025209 AMAQI
5th Jul 20252010 AMAQI
5th Jul 20251811 AMAQI
5th Jul 20251812 PMAQI
5th Jul 2025171 PMAQI
5th Jul 2025182 PMAQI
5th Jul 2025213 PMAQI
5th Jul 2025204 PMAQI
5th Jul 2025205 PMAQI
5th Jul 2025206 PMAQI
5th Jul 2025217 PMAQI
5th Jul 2025208 PMAQI
5th Jul 2025189 PMAQI
5th Jul 20251710 PMAQI
5th Jul 20252111 PMAQI
6th Jul 20252112 AMAQI
6th Jul 2025201 AMAQI
6th Jul 2025202 AMAQI
6th Jul 2025223 AMAQI
6th Jul 2025234 AMAQI

15°C11/20°C

6th Jul 2025235 AMAQI
6th Jul 2025226 AMAQI
6th Jul 2025247 AMAQI
6th Jul 2025248 AMAQI
6th Jul 2025229 AMAQI
6th Jul 20252010 AMAQI
6th Jul 20252011 AMAQI
6th Jul 20252212 PMAQI
6th Jul 2025211 PMAQI
6th Jul 2025192 PMAQI
6th Jul 2025233 PMAQI
6th Jul 2025204 PMAQI
6th Jul 2025245 PMAQI
6th Jul 2025236 PMAQI
6th Jul 2025217 PMAQI
6th Jul 2025218 PMAQI
6th Jul 2025199 PMAQI
6th Jul 20252010 PMAQI
6th Jul 20252111 PMAQI
7th Jul 20252412 AMAQI
7th Jul 2025201 AMAQI
7th Jul 2025182 AMAQI
7th Jul 2025193 AMAQI
7th Jul 2025184 AMAQI

15°C11/21°C

7th Jul 2025195 AMAQI
7th Jul 2025186 AMAQI
7th Jul 2025187 AMAQI
7th Jul 2025188 AMAQI
7th Jul 2025179 AMAQI
7th Jul 20251810 AMAQI
7th Jul 20251911 AMAQI
7th Jul 20251912 PMAQI
7th Jul 2025181 PMAQI
7th Jul 2025182 PMAQI
7th Jul 2025203 PMAQI
7th Jul 2025204 PMAQI
7th Jul 2025205 PMAQI
7th Jul 2025206 PMAQI
7th Jul 2025197 PMAQI
7th Jul 2025208 PMAQI
7th Jul 2025219 PMAQI
7th Jul 20252310 PMAQI
7th Jul 20252211 PMAQI
8th Jul 20252212 AMAQI
8th Jul 2025201 AMAQI
8th Jul 2025252 AMAQI
8th Jul 2025213 AMAQI
8th Jul 2025214 AMAQI

15°C12/18°C

8th Jul 2025215 AMAQI
8th Jul 2025186 AMAQI
8th Jul 2025187 AMAQI
8th Jul 2025188 AMAQI
8th Jul 2025189 AMAQI
8th Jul 20251810 AMAQI
8th Jul 20251811 AMAQI
8th Jul 20251812 PMAQI
8th Jul 2025181 PMAQI
8th Jul 2025192 PMAQI
8th Jul 2025193 PMAQI
8th Jul 2025194 PMAQI
8th Jul 2025205 PMAQI
8th Jul 2025206 PMAQI
8th Jul 2025197 PMAQI
8th Jul 2025178 PMAQI
8th Jul 2025199 PMAQI
8th Jul 20251810 PMAQI
8th Jul 20251911 PMAQI
9th Jul 20252112 AMAQI
9th Jul 2025181 AMAQI
9th Jul 2025192 AMAQI
9th Jul 2025203 AMAQI
9th Jul 2025144 AMAQI

13°C12/14°C

9th Jul 2025155 AMAQI
9th Jul 2025166 AMAQI
9th Jul 2025167 AMAQI
9th Jul 2025158 AMAQI
9th Jul 2025169 AMAQI
9th Jul 20251510 AMAQI
9th Jul 20251611 AMAQI
9th Jul 20251712 PMAQI
9th Jul 2025161 PMAQI
9th Jul 2025152 PMAQI
9th Jul 2025163 PMAQI
9th Jul 2025174 PMAQI
9th Jul 2025175 PMAQI
9th Jul 2025176 PMAQI
9th Jul 2025177 PMAQI
9th Jul 2025168 PMAQI
9th Jul 2025169 PMAQI
9th Jul 20251810 PMAQI
9th Jul 20251611 PMAQI
10th Jul 20251712 AMAQI
10th Jul 2025171 AMAQI
10th Jul 2025172 AMAQI
10th Jul 2025153 AMAQI
10th Jul 2025154 AMAQI

15°C12/18°C

10th Jul 2025145 AMAQI
10th Jul 2025146 AMAQI
10th Jul 2025147 AMAQI
10th Jul 2025158 AMAQI
10th Jul 2025169 AMAQI
10th Jul 20251510 AMAQI
10th Jul 20251411 AMAQI
10th Jul 20251412 PMAQI
10th Jul 2025141 PMAQI
10th Jul 2025152 PMAQI
10th Jul 2025163 PMAQI
10th Jul 2025164 PMAQI
10th Jul 2025155 PMAQI
10th Jul 2025146 PMAQI
10th Jul 2025147 PMAQI
10th Jul 2025158 PMAQI
10th Jul 2025189 PMAQI
10th Jul 20251710 PMAQI
10th Jul 20251811 PMAQI
11th Jul 20251812 AMAQI
11th Jul 2025171 AMAQI
11th Jul 2025162 AMAQI
11th Jul 2025163 AMAQI
11th Jul 2025194 AMAQI

15°C14/18°C

11th Jul 2025175 AMAQI
11th Jul 2025166 AMAQI
11th Jul 2025167 AMAQI
11th Jul 2025178 AMAQI
11th Jul 2025179 AMAQI
11th Jul 20251810 AMAQI
11th Jul 20251611 AMAQI
11th Jul 20251512 PMAQI
11th Jul 2025151 PMAQI
11th Jul 2025142 PMAQI
11th Jul 2025163 PMAQI
11th Jul 2025174 PMAQI
11th Jul 2025195 PMAQI
11th Jul 2025196 PMAQI
11th Jul 2025177 PMAQI
11th Jul 2025178 PMAQI
11th Jul 2025209 PMAQI
11th Jul 20252010 PMAQI
11th Jul 20252011 PMAQI
12th Jul 20251912 AMAQI
12th Jul 2025201 AMAQI
12th Jul 2025202 AMAQI
12th Jul 2025183 AMAQI
12th Jul 2025184 AMAQI

15°C13/18°C

12th Jul 2025185 AMAQI
12th Jul 2025176 AMAQI
12th Jul 2025197 AMAQI
12th Jul 2025198 AMAQI
12th Jul 2025189 AMAQI
12th Jul 20251810 AMAQI
12th Jul 20251811 AMAQI
12th Jul 20251812 PMAQI
12th Jul 2025171 PMAQI
12th Jul 2025182 PMAQI
12th Jul 2025193 PMAQI
12th Jul 2025194 PMAQI
12th Jul 2025195 PMAQI
12th Jul 2025186 PMAQI
12th Jul 2025197 PMAQI
12th Jul 2025208 PMAQI
12th Jul 2025199 PMAQI
12th Jul 20251810 PMAQI
12th Jul 20252111 PMAQI
13th Jul 20252012 AMAQI
13th Jul 2025201 AMAQI
13th Jul 2025172 AMAQI
13th Jul 2025163 AMAQI
13th Jul 2025194 AMAQI

15°C13/20°C

13th Jul 2025215 AMAQI
13th Jul 2025206 AMAQI
13th Jul 2025177 AMAQI
13th Jul 2025188 AMAQI
13th Jul 2025169 AMAQI
13th Jul 20251710 AMAQI
13th Jul 20251711 AMAQI
13th Jul 20251612 PMAQI
13th Jul 2025171 PMAQI
13th Jul 2025192 PMAQI
13th Jul 2025193 PMAQI
13th Jul 2025194 PMAQI
13th Jul 2025195 PMAQI
13th Jul 2025196 PMAQI
13th Jul 2025187 PMAQI
13th Jul 2025198 PMAQI
13th Jul 2025189 PMAQI
13th Jul 20251710 PMAQI
13th Jul 20252011 PMAQI
14th Jul 20252412 AMAQI
14th Jul 2025191 AMAQI
14th Jul 2025182 AMAQI
14th Jul 2025183 AMAQI
14th Jul 2025184 AMAQI

15°C13/20°C

14th Jul 2025165 AMAQI
14th Jul 2025166 AMAQI
14th Jul 2025167 AMAQI
14th Jul 2025168 AMAQI
14th Jul 2025169 AMAQI
14th Jul 20251610 AMAQI
14th Jul 20251711 AMAQI
14th Jul 20251612 PMAQI
14th Jul 2025161 PMAQI
14th Jul 2025162 PMAQI
14th Jul 2025173 PMAQI
14th Jul 2025154 PMAQI
14th Jul 2025165 PMAQI
14th Jul 2025176 PMAQI
14th Jul 2025177 PMAQI
14th Jul 2025178 PMAQI
14th Jul 2025209 PMAQI
14th Jul 20252110 PMAQI
14th Jul 20252111 PMAQI
15th Jul 20252312 AMAQI
15th Jul 2025221 AMAQI
15th Jul 2025212 AMAQI
15th Jul 2025243 AMAQI
15th Jul 2025234 AMAQI

14°C12/17°C

15th Jul 2025245 AMAQI
15th Jul 2025236 AMAQI
15th Jul 2025247 AMAQI
15th Jul 2025248 AMAQI
15th Jul 2025249 AMAQI
15th Jul 20252510 AMAQI
15th Jul 20252111 AMAQI
15th Jul 20252412 PMAQI
15th Jul 2025201 PMAQI
15th Jul 2025212 PMAQI
15th Jul 2025203 PMAQI
15th Jul 2025244 PMAQI
15th Jul 2025235 PMAQI
15th Jul 2025216 PMAQI
15th Jul 2025247 PMAQI
15th Jul 2025248 PMAQI
15th Jul 2025229 PMAQI
15th Jul 20252110 PMAQI
15th Jul 20252211 PMAQI
16th Jul 20252212 AMAQI
16th Jul 2025251 AMAQI
16th Jul 2025252 AMAQI
16th Jul 2025253 AMAQI
16th Jul 2025264 AMAQI

14°C12/18°C

16th Jul 2025245 AMAQI
16th Jul 2025236 AMAQI
16th Jul 2025227 AMAQI
16th Jul 2025228 AMAQI
16th Jul 2025219 AMAQI
16th Jul 20252110 AMAQI
16th Jul 20252211 AMAQI
16th Jul 20252212 PMAQI
16th Jul 2025221 PMAQI
16th Jul 2025222 PMAQI
16th Jul 2025233 PMAQI
16th Jul 2025254 PMAQI
16th Jul 2025265 PMAQI
16th Jul 2025256 PMAQI
16th Jul 2025227 PMAQI
16th Jul 2025238 PMAQI
16th Jul 2025259 PMAQI
16th Jul 20252610 PMAQI
16th Jul 20252511 PMAQI
17th Jul 20252612 AMAQI
17th Jul 2025261 AMAQI
17th Jul 2025262 AMAQI
17th Jul 2025263 AMAQI
17th Jul 2025254 AMAQI

14°C12/18°C

17th Jul 2025215 AMAQI
17th Jul 2025206 AMAQI
17th Jul 2025217 AMAQI
17th Jul 2025238 AMAQI
17th Jul 2025269 AMAQI
17th Jul 20252510 AMAQI
17th Jul 20252711 AMAQI
17th Jul 20252812 PMAQI
17th Jul 2025281 PMAQI
17th Jul 2025282 PMAQI
17th Jul 2025273 PMAQI
17th Jul 2025264 PMAQI
17th Jul 2025265 PMAQI
17th Jul 2025266 PMAQI
17th Jul 2025247 PMAQI
17th Jul 2025258 PMAQI
17th Jul 2025299 PMAQI
17th Jul 20252910 PMAQI
17th Jul 20252811 PMAQI
18th Jul 20252512 AMAQI
18th Jul 2025311 AMAQI
18th Jul 2025292 AMAQI
18th Jul 2025253 AMAQI
18th Jul 2025244 AMAQI

14°C12/17°C

18th Jul 2025285 AMAQI
18th Jul 2025286 AMAQI
18th Jul 2025287 AMAQI
18th Jul 2025278 AMAQI
18th Jul 2025289 AMAQI
18th Jul 20252910 AMAQI
18th Jul 20252911 AMAQI
18th Jul 20252812 PMAQI
18th Jul 2025281 PMAQI
18th Jul 2025222 PMAQI
18th Jul 2025263 PMAQI
18th Jul 2025214 PMAQI
18th Jul 2025205 PMAQI
18th Jul 2025206 PMAQI
18th Jul 2025267 PMAQI
18th Jul 2025258 PMAQI
18th Jul 2025189 PMAQI
18th Jul 20251910 PMAQI
18th Jul 20252011 PMAQI
19th Jul 20252112 AMAQI
19th Jul 2025241 AMAQI
19th Jul 2025232 AMAQI
19th Jul 2025243 AMAQI
19th Jul 2025264 AMAQI

14°C12/17°C

19th Jul 2025265 AMAQI
19th Jul 2025216 AMAQI
19th Jul 2025217 AMAQI
19th Jul 2025198 AMAQI
19th Jul 2025229 AMAQI
19th Jul 20252310 AMAQI
19th Jul 20252011 AMAQI
19th Jul 20251812 PMAQI
19th Jul 2025181 PMAQI
19th Jul 2025182 PMAQI
19th Jul 2025193 PMAQI
19th Jul 2025194 PMAQI
19th Jul 2025205 PMAQI
19th Jul 2025196 PMAQI
19th Jul 2025207 PMAQI
19th Jul 2025198 PMAQI
19th Jul 2025219 PMAQI
19th Jul 20252110 PMAQI
19th Jul 20252011 PMAQI
20th Jul 20252412 AMAQI
20th Jul 2025241 AMAQI
20th Jul 2025232 AMAQI
20th Jul 2025223 AMAQI
20th Jul 2025204 AMAQI

14°C12/17°C

20th Jul 2025185 AMAQI
20th Jul 2025216 AMAQI
20th Jul 2025197 AMAQI
20th Jul 2025188 AMAQI
20th Jul 2025199 AMAQI
20th Jul 20252110 AMAQI
20th Jul 20252311 AMAQI
20th Jul 20252212 PMAQI
20th Jul 2025181 PMAQI
20th Jul 2025182 PMAQI
20th Jul 2025183 PMAQI
20th Jul 2025194 PMAQI
20th Jul 2025185 PMAQI
20th Jul 2025196 PMAQI
20th Jul 2025197 PMAQI
20th Jul 2025188 PMAQI
20th Jul 2025189 PMAQI
20th Jul 20251910 PMAQI
20th Jul 20252111 PMAQI
21st Jul 20251912 AMAQI
21st Jul 2025181 AMAQI
21st Jul 2025192 AMAQI
21st Jul 2025213 AMAQI
21st Jul 2025204 AMAQI

14°C11/17°C

21st Jul 2025185 AMAQI
21st Jul 2025246 AMAQI
21st Jul 2025257 AMAQI
21st Jul 2025258 AMAQI
21st Jul 2025229 AMAQI
21st Jul 20251610 AMAQI
21st Jul 20251711 AMAQI
21st Jul 20252012 PMAQI
21st Jul 2025161 PMAQI
21st Jul 2025182 PMAQI
21st Jul 2025193 PMAQI
21st Jul 2025194 PMAQI
21st Jul 2025205 PMAQI
21st Jul 2025206 PMAQI
21st Jul 2025197 PMAQI
21st Jul 2025188 PMAQI
21st Jul 2025209 PMAQI
21st Jul 20252010 PMAQI
21st Jul 20252011 PMAQI
22nd Jul 20252012 AMAQI
22nd Jul 2025181 AMAQI
22nd Jul 2025162 AMAQI
22nd Jul 2025163 AMAQI
22nd Jul 2025184 AMAQI

14°C13/17°C

22nd Jul 2025215 AMAQI
22nd Jul 2025226 AMAQI
22nd Jul 2025227 AMAQI
22nd Jul 2025218 AMAQI
22nd Jul 2025209 AMAQI
22nd Jul 20252010 AMAQI
22nd Jul 20252011 AMAQI
22nd Jul 20252012 PMAQI
22nd Jul 2025181 PMAQI
22nd Jul 2025182 PMAQI
22nd Jul 2025203 PMAQI
22nd Jul 2025204 PMAQI
22nd Jul 2025175 PMAQI
22nd Jul 2025176 PMAQI
22nd Jul 2025197 PMAQI
22nd Jul 2025208 PMAQI
22nd Jul 2025209 PMAQI
22nd Jul 20252110 PMAQI
22nd Jul 20252011 PMAQI
23rd Jul 20251812 AMAQI
23rd Jul 2025181 AMAQI
23rd Jul 2025162 AMAQI
23rd Jul 2025163 AMAQI
23rd Jul 2025144 AMAQI

15°C12/18°C

23rd Jul 2025145 AMAQI
23rd Jul 2025156 AMAQI
23rd Jul 2025157 AMAQI
23rd Jul 2025148 AMAQI
23rd Jul 2025149 AMAQI
23rd Jul 20251410 AMAQI
23rd Jul 20251611 AMAQI
23rd Jul 20251612 PMAQI
23rd Jul 2025161 PMAQI
23rd Jul 2025162 PMAQI
23rd Jul 2025163 PMAQI
23rd Jul 2025184 PMAQI
23rd Jul 2025175 PMAQI
23rd Jul 2025176 PMAQI
23rd Jul 2025177 PMAQI
23rd Jul 2025168 PMAQI
23rd Jul 2025169 PMAQI
23rd Jul 20251610 PMAQI
23rd Jul 20251811 PMAQI
24th Jul 20251612 AMAQI
24th Jul 2025161 AMAQI
24th Jul 2025152 AMAQI
24th Jul 2025153 AMAQI
24th Jul 2025144 AMAQI

14°C13/18°C

24th Jul 2025155 AMAQI
24th Jul 2025136 AMAQI
24th Jul 2025147 AMAQI
24th Jul 2025158 AMAQI
24th Jul 2025149 AMAQI
24th Jul 20251510 AMAQI
24th Jul 20251511 AMAQI
24th Jul 20251612 PMAQI
24th Jul 2025161 PMAQI
24th Jul 2025162 PMAQI
24th Jul 2025163 PMAQI
24th Jul 2025174 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 20251712 AMAQI
25th Jul 2025171 AMAQI
25th Jul 2025162 AMAQI
25th Jul 2025163 AMAQI
25th Jul 2025144 AMAQI

15°C13/17°C

25th Jul 2025165 AMAQI
25th Jul 2025166 AMAQI
25th Jul 2025157 AMAQI
25th Jul 2025158 AMAQI
25th Jul 2025159 AMAQI
25th Jul 20251510 AMAQI
25th Jul 20251711 AMAQI
25th Jul 20251512 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 2025167 PMAQI
25th Jul 2025158 PMAQI
25th Jul 2025169 PMAQI
25th Jul 20251610 PMAQI
25th Jul 20251611 PMAQI
26th Jul 20251612 AMAQI
26th Jul 2025161 AMAQI
26th Jul 2025172 AMAQI
26th Jul 2025163 AMAQI
26th Jul 2025154 AMAQI

15°C13/17°C

26th Jul 2025165 AMAQI
26th Jul 2025146 AMAQI
26th Jul 2025147 AMAQI
26th Jul 2025148 AMAQI
26th Jul 2025179 AMAQI
26th Jul 20251610 AMAQI
26th Jul 20251511 AMAQI
26th Jul 20251712 PMAQI
26th Jul 2025151 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 2025159 PMAQI
26th Jul 20251610 PMAQI
26th Jul 20251611 PMAQI
27th Jul 20251712 AMAQI
27th Jul 2025171 AMAQI
27th Jul 2025162 AMAQI
27th Jul 2025163 AMAQI
27th Jul 2025164 AMAQI

14°C12/17°C

27th Jul 2025165 AMAQI
27th Jul 2025166 AMAQI
27th Jul 2025187 AMAQI
27th Jul 2025198 AMAQI
27th Jul 2025199 AMAQI
27th Jul 20251810 AMAQI
27th Jul 20251611 AMAQI
27th Jul 20251612 PMAQI
27th Jul 2025161 PMAQI
27th Jul 2025162 PMAQI
27th Jul 2025183 PMAQI
27th Jul 2025184 PMAQI
27th Jul 2025185 PMAQI
27th Jul 2025186 PMAQI
27th Jul 2025167 PMAQI
27th Jul 2025168 PMAQI
27th Jul 2025179 PMAQI
27th Jul 20251810 PMAQI
27th Jul 20252011 PMAQI
28th Jul 20252312 AMAQI
28th Jul 2025211 AMAQI
28th Jul 2025212 AMAQI
28th Jul 2025223 AMAQI
28th Jul 2025214 AMAQI

14°C11/18°C

28th Jul 2025205 AMAQI
28th Jul 2025206 AMAQI
28th Jul 2025227 AMAQI
28th Jul 2025228 AMAQI
28th Jul 2025239 AMAQI
28th Jul 20252410 AMAQI
28th Jul 20252211 AMAQI
28th Jul 20252212 PMAQI
28th Jul 2025201 PMAQI
28th Jul 2025242 PMAQI
28th Jul 2025213 PMAQI
28th Jul 2025204 PMAQI
28th Jul 2025185 PMAQI
28th Jul 2025186 PMAQI
28th Jul 2025207 PMAQI
28th Jul 2025208 PMAQI
28th Jul 2025189 PMAQI
28th Jul 20252010 PMAQI
28th Jul 20252011 PMAQI
29th Jul 20252212 AMAQI
29th Jul 2025201 AMAQI
29th Jul 2025182 AMAQI
29th Jul 2025183 AMAQI
29th Jul 2025194 AMAQI

15°C12/20°C

29th Jul 2025175 AMAQI
29th Jul 2025166 AMAQI
29th Jul 2025177 AMAQI
29th Jul 2025188 AMAQI
29th Jul 2025179 AMAQI
29th Jul 20251810 AMAQI
29th Jul 20251811 AMAQI
29th Jul 20251812 PMAQI
29th Jul 2025201 PMAQI
29th Jul 2025192 PMAQI
29th Jul 2025183 PMAQI
29th Jul 2025194 PMAQI
29th Jul 2025195 PMAQI
29th Jul 2025186 PMAQI
29th Jul 2025187 PMAQI
29th Jul 2025188 PMAQI
29th Jul 2025169 PMAQI
29th Jul 20251710 PMAQI
29th Jul 20251711 PMAQI
30th Jul 20251912 AMAQI
30th Jul 2025171 AMAQI
30th Jul 2025172 AMAQI
30th Jul 2025173 AMAQI
30th Jul 2025144 AMAQI

14°C12/16°C

30th Jul 2025185 AMAQI
30th Jul 2025166 AMAQI
30th Jul 2025187 AMAQI
30th Jul 2025198 AMAQI
30th Jul 2025169 AMAQI
30th Jul 20251610 AMAQI
30th Jul 20251611 AMAQI
30th Jul 20251812 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 2025169 PMAQI
30th Jul 20251410 PMAQI
30th Jul 20251511 PMAQI
31st Jul 20251712 AMAQI
31st Jul 2025161 AMAQI
31st Jul 2025182 AMAQI
31st Jul 2025163 AMAQI
31st Jul 2025154 AMAQI

15°C13/17°C

31st Jul 2025145 AMAQI
31st Jul 2025166 AMAQI
31st Jul 2025197 AMAQI
31st Jul 2025208 AMAQI
31st Jul 2025209 AMAQI
31st Jul 20252310 AMAQI
31st Jul 20252511 AMAQI
31st Jul 20252712 PMAQI
31st Jul 2025251 PMAQI
31st Jul 2025262 PMAQI
31st Jul 2025243 PMAQI
31st Jul 2025254 PMAQI
31st Jul 2025255 PMAQI
31st Jul 2025226 PMAQI
31st Jul 2025237 PMAQI
31st Jul 2025228 PMAQI
31st Jul 2025219 PMAQI
31st Jul 20252010 PMAQI
31st Jul 20252211 PMAQI
1st Aug 20252212 AMAQI
1st Aug 2025211 AMAQI
1st Aug 2025212 AMAQI
1st Aug 2025213 AMAQI
1st Aug 2025204 AMAQI

15°C14/16°C

1st Aug 2025185 AMAQI
1st Aug 2025176 AMAQI
1st Aug 2025167 AMAQI
1st Aug 2025168 AMAQI
1st Aug 2025169 AMAQI
1st Aug 20251810 AMAQI
1st Aug 20252011 AMAQI
1st Aug 20251912 PMAQI
1st Aug 2025181 PMAQI
1st Aug 2025192 PMAQI
1st Aug 2025203 PMAQI
1st Aug 2025214 PMAQI
1st Aug 2025225 PMAQI
1st Aug 2025206 PMAQI
1st Aug 2025197 PMAQI
1st Aug 2025208 PMAQI
1st Aug 2025199 PMAQI
1st Aug 20252110 PMAQI
1st Aug 20252311 PMAQI
2nd Aug 20252212 AMAQI
2nd Aug 2025201 AMAQI
2nd Aug 2025212 AMAQI
2nd Aug 2025203 AMAQI
2nd Aug 2025204 AMAQI

15°C14/18°C

2nd Aug 2025185 AMAQI
5 AM
2nd Aug 2025176 AMAQI
2nd Aug 2025167 AMAQI
2nd Aug 2025178 AMAQI
2nd Aug 2025169 AMAQI
2nd Aug 20251610 AMAQI
2nd Aug 20251811 AMAQI
2nd Aug 20251812 PMAQI
12 PM
2nd Aug 2025181 PMAQI
2nd Aug 2025182 PMAQI
2nd Aug 2025193 PMAQI
2nd Aug 2025194 PMAQI
2nd Aug 2025195 PMAQI
2nd Aug 2025176 PMAQI
8 PM
12 AM
4 AM

--°C/°C

Day time
Avg. Highest Time
5 AM - 12 PM

19AQI

8 hours / Day
240 hours / Month
Avg. Lowest Time
1 PM - 2 PM

18AQI

2 hours / Day
60 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 5 AM to 12 PM (Avg. 19), while the lowest AQI was between 1 PM to 2 PM (Avg. 18).
Night time
Avg. Highest Time
12 AM - 11 PM

20AQI

8 hours / Day
240 hours / Month
Avg. Lowest Time
3 AM - 10 PM

19AQI

4 hours / Day
120 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 11 PM (Avg. 20), while the lowest AQI was between 3 AM to 10 PM (Avg. 19).

2025 Days Vs Air Quality

Coos Bay, Oregon, United States

2025

100%

129

Total number of days with different AQI categories in last 214 days in 2025 (151 days remaining)

Good
129 Days
Moderate
0 Days
Poor
0 Days
Unhealthy
0 Days
Severe
0 Days
Hazardous
0 Days



Under WHO’s Safe Air Quality Limits: 100%

Health Risk Level:

Very Low

In 2025, 100% of 214 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

Coos Bay, 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 March 2025
22AQI
2nd March 2025
22AQI
3rd March 2025
19AQI
4th March 2025
17AQI
5th March 2025
21AQI
6th March 2025
17AQI
1st April 2025
17AQI
2nd April 2025
19AQI
3rd April 2025
20AQI
4th April 2025
20AQI
5th April 2025
22AQI
6th April 2025
21AQI
7th April 2025
15AQI
8th April 2025
15AQI
9th April 2025
17AQI
10th April 2025
22AQI
11th April 2025
20AQI
12th April 2025
19AQI
13th April 2025
21AQI
14th April 2025
29AQI
15th April 2025
29AQI
16th April 2025
31AQI
17th April 2025
27AQI
18th April 2025
27AQI
19th April 2025
25AQI
20th April 2025
24AQI
21st April 2025
21AQI
22nd April 2025
22AQI
23rd April 2025
24AQI
24th April 2025
24AQI
25th April 2025
22AQI
26th April 2025
27AQI
27th April 2025
20AQI
28th April 2025
17AQI
29th April 2025
15AQI
30th April 2025
19AQI
1st May 2025
24AQI
2nd May 2025
22AQI
3rd May 2025
19AQI
4th May 2025
19AQI
5th May 2025
20AQI
6th May 2025
22AQI
7th May 2025
23AQI
8th May 2025
20AQI
9th May 2025
22AQI
10th May 2025
21AQI
11th May 2025
23AQI
12th May 2025
23AQI
13th May 2025
20AQI
14th May 2025
22AQI
15th May 2025
21AQI
16th May 2025
19AQI
17th May 2025
14AQI
18th May 2025
17AQI
19th May 2025
16AQI
20th May 2025
16AQI
21st May 2025
16AQI
22nd May 2025
18AQI
23rd May 2025
15AQI
24th May 2025
19AQI
25th May 2025
18AQI
26th May 2025
16AQI
27th May 2025
18AQI
28th May 2025
19AQI
29th May 2025
18AQI
30th May 2025
20AQI
31st May 2025
19AQI
1st June 2025
19AQI
2nd June 2025
21AQI
3rd June 2025
21AQI
4th June 2025
18AQI
5th June 2025
18AQI
6th June 2025
19AQI
7th June 2025
19AQI
8th June 2025
19AQI
9th June 2025
21AQI
10th June 2025
24AQI
11th June 2025
23AQI
12th June 2025
24AQI
13th June 2025
19AQI
14th June 2025
19AQI
15th June 2025
20AQI
16th June 2025
19AQI
17th June 2025
18AQI
18th June 2025
16AQI
19th June 2025
17AQI
20th June 2025
19AQI
21st June 2025
13AQI
22nd June 2025
13AQI
23rd June 2025
19AQI
24th June 2025
22AQI
25th June 2025
21AQI
26th June 2025
15AQI
27th June 2025
14AQI
28th June 2025
13AQI
29th June 2025
24AQI
30th June 2025
23AQI
1st July 2025
19AQI
2nd July 2025
16AQI
3rd July 2025
16AQI
4th July 2025
18AQI
5th July 2025
23AQI
6th July 2025
21AQI
7th July 2025
20AQI
8th July 2025
20AQI
9th July 2025
17AQI
10th July 2025
15AQI
11th July 2025
17AQI
12th July 2025
18AQI
13th July 2025
18AQI
14th July 2025
18AQI
15th July 2025
23AQI
16th July 2025
24AQI
17th July 2025
26AQI
18th July 2025
25AQI
19th July 2025
21AQI
20th July 2025
20AQI
21st July 2025
20AQI
22nd July 2025
19AQI
23rd July 2025
16AQI
24th July 2025
16AQI
25th July 2025
16AQI
26th July 2025
16AQI
27th July 2025
17AQI
28th July 2025
21AQI
29th July 2025
18AQI
30th July 2025
17AQI
31st July 2025
20AQI
1st August 2025
20AQI

20AQI

22AQI

19AQI

19AQI

19AQI

20AQI


No. of days

Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days

202520AQI

6
30
31
30
31
1
129

Highest AQI recorded in

April

22AQI


Lowest AQI recorded in

June

19AQI


Most & Least Polluted Years Over the Last 1 Years

Most Polluted Year Recorded
2025(Avg.)
20AQI
Least Polluted Year Recorded
2025(Avg.)
20AQI


Coos Bay's annual 2025 AQI (20) shows an average percentage change of NaN% (improved AQI) compared to previous years: .