Country Background

Port Angeles, Washington, United States Historical Air Quality Analysis

Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!

Good
050
Moderate
100
Poor
150
Unhealthy
200
Severe
300
Hazardous
301+

October Air Quality Analysis

Port Angeles, Washington, United States

2021
2022
2023
2024
2025
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
16th Oct 2022
106AQI
Lowest AQI recorded on
16th Oct 2024
10AQI


Same Day Analysis (13th October ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 4th highest AQI at 27 of Good air quality, showing improvement over 2024, 2023 and 2022 on the same day.

Download 2024 Annual Data

World Air Quality Report

Globe

Day & Night AQI Trend: 13th Oct - 14th Oct 2025

Port Angeles, Washington, United States

AQI
Day
Night
.

7 AM13th Oct 2025

6 PM

6 AM14th Oct 2025

Day time
Avg. Highest Time
6PM13th Oct

45AQI

Avg. Lowest Time
10AM13th Oct

12AQI

Night time
Avg. Highest Time
3AM14th Oct

58AQI

Avg. Lowest Time
10PM13th Oct

35AQI

In the last 24 hours,

Port Angeles's AQI reached its highest point of 58 at 3 AM during the Night, while the lowest point, 12, was recorded at 10 AM during the Day between 13th Oct and 14th Oct 2025.

Day & Night AQI Trend : Sep - Oct 2025

Port Angeles, Washington, United States

SepOct
14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th - 06th06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th
Day
Night
14th Sep 2025367 AMAQI
14th Sep 2025308 AMAQI
14th Sep 2025249 AMAQI
14th Sep 20252110 AMAQI
14th Sep 20251911 AMAQI
14th Sep 20251612 PMAQI
14th Sep 2025161 PMAQI
14th Sep 2025162 PMAQI
14th Sep 2025163 PMAQI
14th Sep 2025164 PMAQI
14th Sep 2025165 PMAQI
14th Sep 2025166 PMAQI
14th Sep 2025277 PMAQI
14th Sep 2025248 PMAQI
14th Sep 2025199 PMAQI
14th Sep 20252010 PMAQI
14th Sep 20252011 PMAQI
15th Sep 20252212 AMAQI
15th Sep 2025201 AMAQI
15th Sep 2025182 AMAQI
15th Sep 2025183 AMAQI
15th Sep 2025194 AMAQI
15th Sep 2025165 AMAQI
15th Sep 2025176 AMAQI

14°C11/18°C

15th Sep 2025187 AMAQI
15th Sep 2025278 AMAQI
15th Sep 2025289 AMAQI
15th Sep 20252110 AMAQI
15th Sep 20252011 AMAQI
15th Sep 20252012 PMAQI
15th Sep 2025221 PMAQI
15th Sep 2025212 PMAQI
15th Sep 2025223 PMAQI
15th Sep 2025224 PMAQI
15th Sep 2025225 PMAQI
15th Sep 2025236 PMAQI
15th Sep 2025217 PMAQI
15th Sep 2025218 PMAQI
15th Sep 2025229 PMAQI
15th Sep 20252110 PMAQI
15th Sep 20252211 PMAQI
16th Sep 20252512 AMAQI
16th Sep 2025231 AMAQI
16th Sep 2025222 AMAQI
16th Sep 2025203 AMAQI
16th Sep 2025234 AMAQI
16th Sep 2025185 AMAQI
16th Sep 2025216 AMAQI

13°C8/16°C

16th Sep 2025207 AMAQI
16th Sep 2025208 AMAQI
16th Sep 2025209 AMAQI
16th Sep 20252110 AMAQI
16th Sep 20252211 AMAQI
16th Sep 20252212 PMAQI
16th Sep 2025261 PMAQI
16th Sep 2025302 PMAQI
16th Sep 2025343 PMAQI
16th Sep 2025364 PMAQI
16th Sep 2025345 PMAQI
16th Sep 2025346 PMAQI
16th Sep 2025267 PMAQI
16th Sep 2025268 PMAQI
16th Sep 2025339 PMAQI
16th Sep 20253410 PMAQI
16th Sep 20253811 PMAQI
17th Sep 20254812 AMAQI
17th Sep 2025421 AMAQI
17th Sep 2025402 AMAQI
17th Sep 2025423 AMAQI
17th Sep 2025394 AMAQI
17th Sep 2025355 AMAQI
17th Sep 2025366 AMAQI

16°C11/22°C

17th Sep 2025447 AMAQI
17th Sep 2025558 AMAQI
17th Sep 2025529 AMAQI
17th Sep 20254810 AMAQI
17th Sep 20255411 AMAQI
17th Sep 20255512 PMAQI
17th Sep 2025481 PMAQI
17th Sep 2025422 PMAQI
17th Sep 2025403 PMAQI
17th Sep 2025394 PMAQI
17th Sep 2025355 PMAQI
17th Sep 2025346 PMAQI
17th Sep 2025467 PMAQI
17th Sep 2025448 PMAQI
17th Sep 2025329 PMAQI
17th Sep 20253310 PMAQI
17th Sep 20253411 PMAQI
18th Sep 20253512 AMAQI
18th Sep 2025321 AMAQI
18th Sep 2025222 AMAQI
18th Sep 2025233 AMAQI
18th Sep 2025244 AMAQI
18th Sep 2025255 AMAQI
18th Sep 2025256 AMAQI

15°C12/18°C

18th Sep 2025247 AMAQI
18th Sep 2025258 AMAQI
18th Sep 2025229 AMAQI
18th Sep 20252310 AMAQI
18th Sep 20252311 AMAQI
18th Sep 20252512 PMAQI
18th Sep 2025271 PMAQI
18th Sep 2025262 PMAQI
18th Sep 2025273 PMAQI
18th Sep 2025274 PMAQI
18th Sep 2025265 PMAQI
18th Sep 2025276 PMAQI
18th Sep 2025247 PMAQI
18th Sep 2025268 PMAQI
18th Sep 2025309 PMAQI
18th Sep 20252610 PMAQI
18th Sep 20252611 PMAQI
19th Sep 20252612 AMAQI
19th Sep 2025251 AMAQI
19th Sep 2025212 AMAQI
19th Sep 2025223 AMAQI
19th Sep 2025224 AMAQI
19th Sep 2025225 AMAQI
19th Sep 2025216 AMAQI

14°C10/18°C

19th Sep 2025227 AMAQI
19th Sep 2025228 AMAQI
19th Sep 2025229 AMAQI
19th Sep 20252210 AMAQI
19th Sep 20252211 AMAQI
19th Sep 20252312 PMAQI
19th Sep 2025231 PMAQI
19th Sep 2025242 PMAQI
19th Sep 2025253 PMAQI
19th Sep 2025264 PMAQI
19th Sep 2025245 PMAQI
19th Sep 2025246 PMAQI
19th Sep 2025247 PMAQI
19th Sep 2025248 PMAQI
19th Sep 2025249 PMAQI
19th Sep 20252610 PMAQI
19th Sep 20252511 PMAQI
20th Sep 20252712 AMAQI
20th Sep 2025271 AMAQI
20th Sep 2025262 AMAQI
20th Sep 2025263 AMAQI
20th Sep 2025264 AMAQI
20th Sep 2025255 AMAQI
20th Sep 2025256 AMAQI

17°C12/21°C

20th Sep 2025267 AMAQI
20th Sep 2025258 AMAQI
20th Sep 2025249 AMAQI
20th Sep 20252410 AMAQI
20th Sep 20252711 AMAQI
20th Sep 20252712 PMAQI
20th Sep 2025261 PMAQI
20th Sep 2025272 PMAQI
20th Sep 2025273 PMAQI
20th Sep 2025274 PMAQI
20th Sep 2025265 PMAQI
20th Sep 2025266 PMAQI
20th Sep 2025277 PMAQI
20th Sep 2025288 PMAQI
20th Sep 2025289 PMAQI
20th Sep 20252710 PMAQI
20th Sep 20252611 PMAQI
21st Sep 20252712 AMAQI
21st Sep 2025271 AMAQI
21st Sep 2025242 AMAQI
21st Sep 2025253 AMAQI
21st Sep 2025244 AMAQI
21st Sep 2025265 AMAQI
21st Sep 2025226 AMAQI

16°C14/18°C

21st Sep 2025237 AMAQI
21st Sep 2025228 AMAQI
21st Sep 2025219 AMAQI
21st Sep 20252010 AMAQI
21st Sep 20252111 AMAQI
21st Sep 20252112 PMAQI
21st Sep 2025221 PMAQI
21st Sep 2025222 PMAQI
21st Sep 2025233 PMAQI
21st Sep 2025244 PMAQI
21st Sep 2025255 PMAQI
21st Sep 2025256 PMAQI
21st Sep 2025237 PMAQI
21st Sep 2025258 PMAQI
21st Sep 2025289 PMAQI
21st Sep 20253110 PMAQI
21st Sep 20252911 PMAQI
22nd Sep 20252812 AMAQI
22nd Sep 2025281 AMAQI
22nd Sep 2025262 AMAQI
22nd Sep 2025253 AMAQI
22nd Sep 2025264 AMAQI
22nd Sep 2025235 AMAQI
22nd Sep 2025236 AMAQI

15°C11/19°C

22nd Sep 2025247 AMAQI
22nd Sep 2025258 AMAQI
22nd Sep 2025279 AMAQI
22nd Sep 20252710 AMAQI
22nd Sep 20252611 AMAQI
22nd Sep 20252812 PMAQI
22nd Sep 2025281 PMAQI
22nd Sep 2025282 PMAQI
22nd Sep 2025283 PMAQI
22nd Sep 2025284 PMAQI
22nd Sep 2025285 PMAQI
22nd Sep 2025276 PMAQI
22nd Sep 2025277 PMAQI
22nd Sep 2025288 PMAQI
22nd Sep 2025289 PMAQI
22nd Sep 20252810 PMAQI
22nd Sep 20252911 PMAQI
23rd Sep 20252812 AMAQI
23rd Sep 2025271 AMAQI
23rd Sep 2025242 AMAQI
23rd Sep 2025233 AMAQI
23rd Sep 2025274 AMAQI
23rd Sep 2025245 AMAQI
23rd Sep 2025226 AMAQI

14°C10/19°C

23rd Sep 2025257 AMAQI
23rd Sep 2025248 AMAQI
23rd Sep 2025249 AMAQI
23rd Sep 20252410 AMAQI
23rd Sep 20252511 AMAQI
23rd Sep 20252512 PMAQI
23rd Sep 2025281 PMAQI
23rd Sep 2025292 PMAQI
23rd Sep 2025303 PMAQI
23rd Sep 2025324 PMAQI
23rd Sep 2025315 PMAQI
23rd Sep 2025326 PMAQI
23rd Sep 2025287 PMAQI
23rd Sep 2025288 PMAQI
23rd Sep 2025309 PMAQI
23rd Sep 20253210 PMAQI
23rd Sep 20253211 PMAQI
24th Sep 20253512 AMAQI
24th Sep 2025341 AMAQI
24th Sep 2025382 AMAQI
24th Sep 2025403 AMAQI
24th Sep 2025384 AMAQI
24th Sep 2025375 AMAQI
24th Sep 2025376 AMAQI

15°C9/23°C

24th Sep 2025367 AMAQI
24th Sep 2025368 AMAQI
24th Sep 2025359 AMAQI
24th Sep 20253610 AMAQI
24th Sep 20253511 AMAQI
24th Sep 20253512 PMAQI
24th Sep 2025321 PMAQI
24th Sep 2025302 PMAQI
24th Sep 2025343 PMAQI
24th Sep 2025334 PMAQI
24th Sep 2025325 PMAQI
24th Sep 2025336 PMAQI
24th Sep 2025357 PMAQI
24th Sep 2025358 PMAQI
24th Sep 2025319 PMAQI
24th Sep 20253210 PMAQI
24th Sep 20253111 PMAQI
25th Sep 20252312 AMAQI
25th Sep 2025211 AMAQI
25th Sep 2025172 AMAQI
25th Sep 2025173 AMAQI
25th Sep 2025154 AMAQI
25th Sep 2025135 AMAQI
25th Sep 2025156 AMAQI

14°C10/19°C

25th Sep 2025177 AMAQI
25th Sep 2025178 AMAQI
25th Sep 2025179 AMAQI
25th Sep 20252010 AMAQI
25th Sep 20252011 AMAQI
25th Sep 20251712 PMAQI
25th Sep 2025171 PMAQI
25th Sep 2025182 PMAQI
25th Sep 2025203 PMAQI
25th Sep 2025234 PMAQI
25th Sep 2025255 PMAQI
25th Sep 2025266 PMAQI
25th Sep 2025257 PMAQI
25th Sep 2025248 PMAQI
25th Sep 2025269 PMAQI
25th Sep 20252510 PMAQI
25th Sep 20252411 PMAQI
26th Sep 20252112 AMAQI
26th Sep 2025191 AMAQI
26th Sep 2025192 AMAQI
26th Sep 2025193 AMAQI
26th Sep 2025174 AMAQI
26th Sep 2025185 AMAQI
26th Sep 2025176 AMAQI

13°C9/18°C

26th Sep 2025177 AMAQI
26th Sep 2025188 AMAQI
26th Sep 2025169 AMAQI
26th Sep 20251710 AMAQI
26th Sep 20251711 AMAQI
26th Sep 20252112 PMAQI
26th Sep 2025271 PMAQI
26th Sep 2025282 PMAQI
26th Sep 2025263 PMAQI
26th Sep 2025214 PMAQI
26th Sep 2025205 PMAQI
26th Sep 2025336 PMAQI
26th Sep 2025447 PMAQI
26th Sep 2025468 PMAQI
26th Sep 2025459 PMAQI
26th Sep 20254210 PMAQI
26th Sep 20254711 PMAQI
27th Sep 20255212 AMAQI
27th Sep 2025451 AMAQI
27th Sep 2025392 AMAQI
27th Sep 2025373 AMAQI
27th Sep 2025334 AMAQI
27th Sep 2025345 AMAQI
27th Sep 2025356 AMAQI

14°C10/18°C

27th Sep 2025327 AMAQI
27th Sep 2025308 AMAQI
27th Sep 2025309 AMAQI
27th Sep 20253010 AMAQI
27th Sep 20253011 AMAQI
27th Sep 20253312 PMAQI
27th Sep 2025361 PMAQI
27th Sep 2025282 PMAQI
27th Sep 2025253 PMAQI
27th Sep 2025254 PMAQI
27th Sep 2025255 PMAQI
27th Sep 2025246 PMAQI
27th Sep 2025207 PMAQI
27th Sep 2025188 PMAQI
27th Sep 2025179 PMAQI
27th Sep 20251610 PMAQI
27th Sep 20251411 PMAQI
28th Sep 20251512 AMAQI
28th Sep 2025151 AMAQI
28th Sep 2025162 AMAQI
28th Sep 2025143 AMAQI
28th Sep 2025134 AMAQI
28th Sep 2025125 AMAQI
28th Sep 2025126 AMAQI

15°C12/20°C

28th Sep 2025147 AMAQI
28th Sep 2025158 AMAQI
28th Sep 2025149 AMAQI
28th Sep 20251510 AMAQI
28th Sep 20251411 AMAQI
28th Sep 20251312 PMAQI
28th Sep 2025131 PMAQI
28th Sep 2025142 PMAQI
28th Sep 2025183 PMAQI
28th Sep 2025214 PMAQI
28th Sep 2025225 PMAQI
28th Sep 2025216 PMAQI
28th Sep 2025197 PMAQI
28th Sep 2025178 PMAQI
28th Sep 2025329 PMAQI
28th Sep 20253610 PMAQI
28th Sep 20253711 PMAQI
29th Sep 20253312 AMAQI
29th Sep 2025371 AMAQI
29th Sep 2025292 AMAQI
29th Sep 2025193 AMAQI
29th Sep 2025164 AMAQI
29th Sep 2025125 AMAQI
29th Sep 2025196 AMAQI

13°C11/16°C

29th Sep 2025257 AMAQI
29th Sep 2025268 AMAQI
29th Sep 2025199 AMAQI
29th Sep 20251810 AMAQI
29th Sep 20251611 AMAQI
29th Sep 20251712 PMAQI
29th Sep 2025171 PMAQI
29th Sep 2025172 PMAQI
29th Sep 2025153 PMAQI
29th Sep 2025184 PMAQI
29th Sep 2025175 PMAQI
29th Sep 2025136 PMAQI
29th Sep 2025147 PMAQI
29th Sep 2025148 PMAQI
29th Sep 2025159 PMAQI
29th Sep 20252210 PMAQI
29th Sep 20253511 PMAQI
30th Sep 20252712 AMAQI
30th Sep 2025141 AMAQI
30th Sep 2025142 AMAQI
30th Sep 2025133 AMAQI
30th Sep 2025164 AMAQI
30th Sep 2025175 AMAQI
30th Sep 2025166 AMAQI

13°C11/14°C

30th Sep 2025127 AMAQI
30th Sep 2025178 AMAQI
30th Sep 2025169 AMAQI
30th Sep 20251510 AMAQI
30th Sep 20251611 AMAQI
30th Sep 20251412 PMAQI
30th Sep 2025151 PMAQI
30th Sep 2025162 PMAQI
30th Sep 2025163 PMAQI
30th Sep 2025174 PMAQI
30th Sep 2025185 PMAQI
30th Sep 2025176 PMAQI
30th Sep 2025147 PMAQI
30th Sep 2025188 PMAQI
30th Sep 2025299 PMAQI
30th Sep 20252410 PMAQI
30th Sep 20252111 PMAQI
1st Oct 20252012 AMAQI
1st Oct 2025201 AMAQI
1st Oct 2025182 AMAQI
1st Oct 2025173 AMAQI
1st Oct 2025174 AMAQI
1st Oct 2025165 AMAQI
1st Oct 2025146 AMAQI

13°C11/18°C

1st Oct 2025137 AMAQI
1st Oct 2025188 AMAQI
1st Oct 2025129 AMAQI
1st Oct 20251110 AMAQI
1st Oct 20251211 AMAQI
1st Oct 20251112 PMAQI
1st Oct 2025251 PMAQI
1st Oct 2025442 PMAQI
1st Oct 2025403 PMAQI
1st Oct 2025174 PMAQI
1st Oct 2025215 PMAQI
1st Oct 2025126 PMAQI
1st Oct 2025117 PMAQI
1st Oct 2025178 PMAQI
1st Oct 2025319 PMAQI
1st Oct 20254110 PMAQI
1st Oct 20253411 PMAQI
2nd Oct 20253612 AMAQI
2nd Oct 2025371 AMAQI
2nd Oct 2025402 AMAQI
2nd Oct 2025103 AMAQI
2nd Oct 2025114 AMAQI
2nd Oct 2025115 AMAQI
2nd Oct 2025126 AMAQI

13°C10/19°C

2nd Oct 2025107 AMAQI
2nd Oct 2025118 AMAQI
2nd Oct 2025119 AMAQI
2nd Oct 20251210 AMAQI
2nd Oct 20251311 AMAQI
2nd Oct 20251112 PMAQI
2nd Oct 2025111 PMAQI
2nd Oct 2025112 PMAQI
2nd Oct 2025123 PMAQI
2nd Oct 2025134 PMAQI
2nd Oct 2025115 PMAQI
2nd Oct 2025106 PMAQI
2nd Oct 2025127 PMAQI
2nd Oct 2025138 PMAQI
2nd Oct 2025149 PMAQI
2nd Oct 20251310 PMAQI
2nd Oct 20253511 PMAQI
3rd Oct 20253612 AMAQI
3rd Oct 2025371 AMAQI
3rd Oct 2025352 AMAQI
3rd Oct 2025143 AMAQI
3rd Oct 2025394 AMAQI
3rd Oct 2025505 AMAQI
3rd Oct 2025526 AMAQI

14°C11/19°C

3rd Oct 2025167 AMAQI
3rd Oct 2025158 AMAQI
3rd Oct 2025189 AMAQI
3rd Oct 20251810 AMAQI
3rd Oct 20252011 AMAQI
3rd Oct 20253412 PMAQI
3rd Oct 2025241 PMAQI
3rd Oct 2025542 PMAQI
3rd Oct 2025643 PMAQI
3rd Oct 2025814 PMAQI
3rd Oct 2025515 PMAQI
3rd Oct 2025406 PMAQI
3rd Oct 2025397 PMAQI
3rd Oct 2025398 PMAQI
3rd Oct 2025409 PMAQI
3rd Oct 20254610 PMAQI
3rd Oct 20255211 PMAQI
4th Oct 20254012 AMAQI
4th Oct 2025451 AMAQI
4th Oct 2025552 AMAQI
4th Oct 2025553 AMAQI
4th Oct 2025554 AMAQI
4th Oct 2025545 AMAQI
4th Oct 2025536 AMAQI

12°C10/14°C

4th Oct 2025557 AMAQI
4th Oct 2025538 AMAQI
4th Oct 2025519 AMAQI
4th Oct 20255210 AMAQI
4th Oct 20254711 AMAQI
4th Oct 20254712 PMAQI
4th Oct 2025461 PMAQI
4th Oct 2025462 PMAQI
4th Oct 2025503 PMAQI
4th Oct 2025484 PMAQI
4th Oct 2025385 PMAQI
4th Oct 2025416 PMAQI
4th Oct 2025397 PMAQI
4th Oct 2025168 PMAQI
4th Oct 2025249 PMAQI
4th Oct 20254710 PMAQI
4th Oct 20254811 PMAQI
5th Oct 20255312 AMAQI
5th Oct 2025561 AMAQI
5th Oct 2025552 AMAQI
5th Oct 2025513 AMAQI
5th Oct 2025184 AMAQI
5th Oct 2025175 AMAQI
5th Oct 2025186 AMAQI

13°C11/15°C

5th Oct 2025167 AMAQI
5th Oct 2025158 AMAQI
5th Oct 2025179 AMAQI
5th Oct 20251710 AMAQI
5th Oct 20251711 AMAQI
5th Oct 20251612 PMAQI
5th Oct 2025151 PMAQI
5th Oct 2025162 PMAQI
5th Oct 2025173 PMAQI
5th Oct 2025164 PMAQI
5th Oct 2025155 PMAQI
5th Oct 2025146 PMAQI
5th Oct 2025167 PMAQI
5th Oct 2025198 PMAQI
5th Oct 2025199 PMAQI
5th Oct 20251910 PMAQI
5th Oct 20252011 PMAQI
6th Oct 20254112 AMAQI
6th Oct 2025461 AMAQI
6th Oct 2025462 AMAQI
6th Oct 2025373 AMAQI
6th Oct 2025404 AMAQI
6th Oct 2025375 AMAQI
6th Oct 2025386 AMAQI

13°C9/20°C

6th Oct 2025327 AMAQI
6th Oct 2025178 AMAQI
6th Oct 2025369 AMAQI
6th Oct 20253410 AMAQI
7th Oct 2025374 AMAQI
7th Oct 2025185 AMAQI
7th Oct 2025476 AMAQI

13°C8/19°C

7th Oct 2025487 AMAQI
7th Oct 2025478 AMAQI
7th Oct 2025449 AMAQI
7th Oct 20253910 AMAQI
7th Oct 20254411 AMAQI
7th Oct 20255012 PMAQI
7th Oct 2025541 PMAQI
7th Oct 2025542 PMAQI
7th Oct 2025543 PMAQI
7th Oct 2025514 PMAQI
7th Oct 2025415 PMAQI
7th Oct 2025366 PMAQI
7th Oct 2025217 PMAQI
7th Oct 2025198 PMAQI
7th Oct 2025399 PMAQI
7th Oct 20253710 PMAQI
7th Oct 20253811 PMAQI
8th Oct 20251812 AMAQI
8th Oct 2025151 AMAQI
8th Oct 2025142 AMAQI
8th Oct 2025463 AMAQI
8th Oct 2025554 AMAQI
8th Oct 2025515 AMAQI
8th Oct 2025516 AMAQI

12°C8/20°C

8th Oct 2025517 AMAQI
8th Oct 2025428 AMAQI
8th Oct 2025229 AMAQI
8th Oct 20251810 AMAQI
8th Oct 20251811 AMAQI
8th Oct 20253712 PMAQI
8th Oct 2025371 PMAQI
8th Oct 2025382 PMAQI
8th Oct 2025403 PMAQI
8th Oct 2025154 PMAQI
8th Oct 2025165 PMAQI
8th Oct 2025146 PMAQI
8th Oct 2025157 PMAQI
8th Oct 2025208 PMAQI
8th Oct 2025389 PMAQI
8th Oct 20254310 PMAQI
8th Oct 20254811 PMAQI
9th Oct 20255112 AMAQI
9th Oct 2025401 AMAQI
9th Oct 2025402 AMAQI
9th Oct 2025443 AMAQI
9th Oct 2025444 AMAQI
9th Oct 2025455 AMAQI
9th Oct 2025126 AMAQI

10°C7/14°C

9th Oct 2025137 AMAQI
9th Oct 2025128 AMAQI
9th Oct 2025139 AMAQI
9th Oct 20251310 AMAQI
9th Oct 20251711 AMAQI
9th Oct 20252012 PMAQI
9th Oct 2025401 PMAQI
9th Oct 2025412 PMAQI
9th Oct 2025403 PMAQI
9th Oct 2025404 PMAQI
9th Oct 2025405 PMAQI
9th Oct 2025396 PMAQI
9th Oct 2025387 PMAQI
9th Oct 2025408 PMAQI
9th Oct 2025429 PMAQI
9th Oct 20255010 PMAQI
9th Oct 20255211 PMAQI
10th Oct 20255112 AMAQI
10th Oct 2025481 AMAQI
10th Oct 2025582 AMAQI
10th Oct 2025553 AMAQI
10th Oct 2025524 AMAQI
10th Oct 2025515 AMAQI
10th Oct 2025406 AMAQI

10°C8/13°C

10th Oct 2025177 AMAQI
10th Oct 2025168 AMAQI
10th Oct 2025189 AMAQI
10th Oct 20252610 AMAQI
10th Oct 20252511 AMAQI
10th Oct 20254512 PMAQI
10th Oct 2025421 PMAQI
10th Oct 2025432 PMAQI
10th Oct 2025303 PMAQI
10th Oct 2025384 PMAQI
10th Oct 2025455 PMAQI
10th Oct 2025426 PMAQI
10th Oct 2025417 PMAQI
10th Oct 2025448 PMAQI
10th Oct 2025499 PMAQI
10th Oct 20255610 PMAQI
10th Oct 20255411 PMAQI
11th Oct 20255012 AMAQI
11th Oct 2025451 AMAQI
11th Oct 2025582 AMAQI
11th Oct 2025623 AMAQI
11th Oct 2025564 AMAQI
11th Oct 2025545 AMAQI
11th Oct 2025166 AMAQI

12°C9/15°C

11th Oct 2025177 AMAQI
11th Oct 2025158 AMAQI
11th Oct 2025179 AMAQI
11th Oct 20252210 AMAQI
11th Oct 20251211 AMAQI
11th Oct 20255912 PMAQI
11th Oct 2025311 PMAQI
11th Oct 2025142 PMAQI
11th Oct 2025233 PMAQI
11th Oct 2025174 PMAQI
11th Oct 2025185 PMAQI
11th Oct 2025146 PMAQI
11th Oct 2025147 PMAQI
11th Oct 2025188 PMAQI
11th Oct 2025349 PMAQI
11th Oct 20254310 PMAQI
11th Oct 20254611 PMAQI
12th Oct 20254812 AMAQI
12th Oct 2025461 AMAQI
12th Oct 2025452 AMAQI
12th Oct 2025503 AMAQI
12th Oct 2025504 AMAQI
12th Oct 2025505 AMAQI
12th Oct 2025556 AMAQI

10°C8/13°C

12th Oct 2025497 AMAQI
12th Oct 2025508 AMAQI
12th Oct 2025209 AMAQI
12th Oct 20252010 AMAQI
12th Oct 20254511 AMAQI
12th Oct 20254212 PMAQI
12th Oct 2025391 PMAQI
12th Oct 2025382 PMAQI
12th Oct 2025233 PMAQI
12th Oct 2025294 PMAQI
12th Oct 2025165 PMAQI
12th Oct 2025266 PMAQI
12th Oct 2025187 PMAQI
12th Oct 2025168 PMAQI
12th Oct 2025139 PMAQI
12th Oct 20251210 PMAQI
12th Oct 20251411 PMAQI
13th Oct 20251212 AMAQI
13th Oct 2025121 AMAQI
13th Oct 2025222 AMAQI
13th Oct 2025263 AMAQI
13th Oct 2025154 AMAQI
13th Oct 2025255 AMAQI
13th Oct 2025286 AMAQI

9°C7/11°C

13th Oct 2025287 AMAQI
13th Oct 2025158 AMAQI
13th Oct 2025139 AMAQI
13th Oct 20251210 AMAQI
13th Oct 20251611 AMAQI
13th Oct 20251812 PMAQI
13th Oct 2025171 PMAQI
13th Oct 2025222 PMAQI
13th Oct 2025243 PMAQI
13th Oct 2025214 PMAQI
13th Oct 2025245 PMAQI
13th Oct 2025456 PMAQI
13th Oct 2025447 PMAQI
13th Oct 2025488 PMAQI
13th Oct 2025529 PMAQI
13th Oct 20253510 PMAQI
13th Oct 20254811 PMAQI
14th Oct 20255312 AMAQI
14th Oct 2025431 AMAQI
14th Oct 2025522 AMAQI
14th Oct 2025583 AMAQI
14th Oct 2025464 AMAQI
14th Oct 2025445 AMAQI
14th Oct 2025406 AMAQI

10°C6/14°C

14th Oct 2025397 AMAQI
7 AM
14th Oct 2025148 AMAQI
14th Oct 2025149 AMAQI
14th Oct 20251910 AMAQI
14th Oct 20255011 AMAQI
14th Oct 20255012 PMAQI
12 PM
14th Oct 2025471 PMAQI
14th Oct 2025372 PMAQI
14th Oct 2025473 PMAQI
14th Oct 2025444 PMAQI
6 PM
12 AM
6 AM

--°C/°C

Day time
Avg. Highest Time
3 PM

30AQI

1 hours / Day
30 hours / Month
Avg. Lowest Time
9 AM - 10 AM

23AQI

2 hours / Day
60 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 3 PM to 3 PM (Avg. 30), while the lowest AQI was between 9 AM to 10 AM (Avg. 23).
Night time
Avg. Highest Time
12 AM

34AQI

1 hours / Day
30 hours / Month
Avg. Lowest Time
7 PM - 8 PM

26AQI

2 hours / Day
60 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 12 AM (Avg. 34), while the lowest AQI was between 7 PM to 8 PM (Avg. 26).

2025 Days Vs Air Quality

Port Angeles, Washington, United States

2025

100%

285

0.3%

1

Total number of days with different AQI categories in last 287 days in 2025 (78 days remaining)

Good
285 Days
Moderate
1 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 287 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

Port Angeles, Washington, United States

AQI levels in 2025

AQI
PM2.5
PM10
CO
SO2
NO2
O3
Sun.Mon.Tue.Wed.Thu.Fri.Sat.

Jan.

Feb.

Mar.

Apr.

May

Jun.

Jul.

Aug.

Sep.

Oct.

Nov.

Dec.

-1th undefined 2025
-1th undefined 2025
-1th undefined 2025
1st January 2025
32AQI
2nd January 2025
38AQI
3rd January 2025
28AQI
4th January 2025
38AQI
5th January 2025
28AQI
6th January 2025
21AQI
7th January 2025
30AQI
8th January 2025
42AQI
9th January 2025
34AQI
10th January 2025
27AQI
11th January 2025
26AQI
12th January 2025
38AQI
13th January 2025
37AQI
14th January 2025
45AQI
15th January 2025
41AQI
16th January 2025
33AQI
17th January 2025
37AQI
18th January 2025
41AQI
19th January 2025
42AQI
20th January 2025
41AQI
21st January 2025
44AQI
22nd January 2025
47AQI
23rd January 2025
44AQI
24th January 2025
37AQI
25th January 2025
36AQI
26th January 2025
45AQI
27th January 2025
42AQI
28th January 2025
46AQI
29th January 2025
53AQI
30th January 2025
42AQI
31st January 2025
32AQI
1st February 2025
21AQI
2nd February 2025
35AQI
3rd February 2025
35AQI
4th February 2025
21AQI
5th February 2025
24AQI
6th February 2025
27AQI
7th February 2025
40AQI
8th February 2025
35AQI
9th February 2025
38AQI
10th February 2025
27AQI
11th February 2025
26AQI
12th February 2025
40AQI
13th February 2025
32AQI
14th February 2025
33AQI
15th February 2025
29AQI
16th February 2025
30AQI
17th February 2025
30AQI
18th February 2025
30AQI
19th February 2025
23AQI
20th February 2025
26AQI
21st February 2025
28AQI
22nd February 2025
32AQI
23rd February 2025
22AQI
24th February 2025
29AQI
25th February 2025
19AQI
26th February 2025
24AQI
27th February 2025
26AQI
28th February 2025
33AQI
1st March 2025
33AQI
2nd March 2025
36AQI
3rd March 2025
19AQI
4th March 2025
20AQI
5th March 2025
22AQI
6th March 2025
20AQI
7th March 2025
22AQI
8th March 2025
29AQI
9th March 2025
25AQI
10th March 2025
21AQI
11th March 2025
26AQI
12th March 2025
23AQI
13th March 2025
18AQI
14th March 2025
24AQI
15th March 2025
20AQI
16th March 2025
19AQI
17th March 2025
21AQI
18th March 2025
17AQI
19th March 2025
22AQI
20th March 2025
17AQI
21st March 2025
20AQI
22nd March 2025
18AQI
23rd March 2025
22AQI
24th March 2025
21AQI
25th March 2025
25AQI
26th March 2025
30AQI
27th March 2025
21AQI
28th March 2025
18AQI
29th March 2025
21AQI
30th March 2025
25AQI
31st March 2025
21AQI
1st April 2025
21AQI
2nd April 2025
21AQI
3rd April 2025
20AQI
4th April 2025
27AQI
5th April 2025
36AQI
6th April 2025
31AQI
7th April 2025
18AQI
8th April 2025
23AQI
9th April 2025
19AQI
10th April 2025
26AQI
11th April 2025
19AQI
12th April 2025
17AQI
13th April 2025
23AQI
14th April 2025
24AQI
15th April 2025
25AQI
16th April 2025
22AQI
17th April 2025
23AQI
18th April 2025
23AQI
19th April 2025
23AQI
20th April 2025
17AQI
21st April 2025
16AQI
22nd April 2025
19AQI
23rd April 2025
22AQI
24th April 2025
26AQI
25th April 2025
35AQI
26th April 2025
34AQI
27th April 2025
32AQI
28th April 2025
19AQI
29th April 2025
20AQI
30th April 2025
18AQI
1st May 2025
24AQI
2nd May 2025
24AQI
3rd May 2025
16AQI
4th May 2025
16AQI
5th May 2025
19AQI
6th May 2025
21AQI
7th May 2025
19AQI
8th May 2025
20AQI
9th May 2025
21AQI
10th May 2025
19AQI
11th May 2025
20AQI
12th May 2025
16AQI
13th May 2025
23AQI
14th May 2025
22AQI
15th May 2025
24AQI
16th May 2025
23AQI
17th May 2025
19AQI
18th May 2025
16AQI
19th May 2025
19AQI
20th May 2025
17AQI
21st May 2025
17AQI
22nd May 2025
17AQI
23rd May 2025
17AQI
24th May 2025
18AQI
25th May 2025
17AQI
26th May 2025
17AQI
27th May 2025
17AQI
28th May 2025
20AQI
29th May 2025
18AQI
30th May 2025
21AQI
31st May 2025
21AQI
1st June 2025
21AQI
2nd June 2025
24AQI
3rd June 2025
27AQI
4th June 2025
16AQI
5th June 2025
20AQI
6th June 2025
25AQI
7th June 2025
25AQI
8th June 2025
24AQI
9th June 2025
32AQI
10th June 2025
40AQI
11th June 2025
40AQI
12th June 2025
34AQI
13th June 2025
23AQI
14th June 2025
22AQI
15th June 2025
22AQI
16th June 2025
19AQI
17th June 2025
19AQI
18th June 2025
17AQI
19th June 2025
17AQI
20th June 2025
19AQI
21st June 2025
19AQI
22nd June 2025
21AQI
23rd June 2025
22AQI
24th June 2025
31AQI
25th June 2025
26AQI
26th June 2025
18AQI
27th June 2025
17AQI
28th June 2025
21AQI
29th June 2025
23AQI
30th June 2025
26AQI
1st July 2025
20AQI
2nd July 2025
19AQI
3rd July 2025
18AQI
4th July 2025
19AQI
5th July 2025
21AQI
6th July 2025
19AQI
7th July 2025
19AQI
8th July 2025
19AQI
9th July 2025
16AQI
10th July 2025
18AQI
11th July 2025
20AQI
12th July 2025
18AQI
13th July 2025
24AQI
14th July 2025
20AQI
15th July 2025
23AQI
16th July 2025
29AQI
17th July 2025
34AQI
18th July 2025
28AQI
19th July 2025
23AQI
20th July 2025
21AQI
21st July 2025
23AQI
22nd July 2025
21AQI
23rd July 2025
19AQI
24th July 2025
19AQI
25th July 2025
17AQI
26th July 2025
20AQI
27th July 2025
22AQI
28th July 2025
22AQI
29th July 2025
22AQI
30th July 2025
20AQI
31st July 2025
18AQI
1st August 2025
19AQI
2nd August 2025
19AQI
3rd August 2025
25AQI
4th August 2025
33AQI
5th August 2025
28AQI
6th August 2025
28AQI
7th August 2025
17AQI
8th August 2025
19AQI
9th August 2025
20AQI
10th August 2025
24AQI
11th August 2025
27AQI
12th August 2025
26AQI
13th August 2025
26AQI
14th August 2025
23AQI
15th August 2025
19AQI
16th August 2025
15AQI
17th August 2025
19AQI
18th August 2025
22AQI
19th August 2025
23AQI
20th August 2025
19AQI
21st August 2025
23AQI
22nd August 2025
25AQI
23rd August 2025
28AQI
24th August 2025
36AQI
25th August 2025
47AQI
26th August 2025
41AQI
27th August 2025
36AQI
28th August 2025
31AQI
29th August 2025
39AQI
30th August 2025
31AQI
31st August 2025
38AQI
1st September 2025
35AQI
2nd September 2025
33AQI
3rd September 2025
50AQI
4th September 2025
28AQI
5th September 2025
43AQI
6th September 2025
33AQI
7th September 2025
27AQI
8th September 2025
29AQI
9th September 2025
35AQI
10th September 2025
31AQI
11th September 2025
31AQI
12th September 2025
21AQI
13th September 2025
26AQI
14th September 2025
26AQI
15th September 2025
21AQI
16th September 2025
26AQI
17th September 2025
42AQI
18th September 2025
26AQI
19th September 2025
23AQI
20th September 2025
26AQI
21st September 2025
25AQI
22nd September 2025
27AQI
23rd September 2025
27AQI
24th September 2025
35AQI
25th September 2025
20AQI
26th September 2025
27AQI
27th September 2025
30AQI
28th September 2025
18AQI
29th September 2025
20AQI
30th September 2025
17AQI
1st October 2025
20AQI
2nd October 2025
18AQI
3rd October 2025
37AQI
4th October 2025
45AQI
5th October 2025
29AQI
6th October 2025
42AQI
7th October 2025
39AQI
8th October 2025
29AQI
9th October 2025
36AQI
10th October 2025
44AQI
11th October 2025
34AQI
12th October 2025
34AQI
13th October 2025
27AQI
14th October 2025
15th October 2025
16th October 2025
17th October 2025
18th October 2025
19th October 2025
20th October 2025
21st October 2025
22nd October 2025
23rd October 2025
24th October 2025
25th October 2025
26th October 2025
27th October 2025
28th October 2025
29th October 2025
30th October 2025
31st October 2025
1st November 2025
2nd November 2025
3rd November 2025
4th November 2025
5th November 2025
6th November 2025
7th November 2025
8th November 2025
9th November 2025
10th November 2025
11th November 2025
12th November 2025
13th November 2025
14th November 2025
15th November 2025
16th November 2025
17th November 2025
18th November 2025
19th November 2025
20th November 2025
21st November 2025
22nd November 2025
23rd November 2025
24th November 2025
25th November 2025
26th November 2025
27th November 2025
28th November 2025
29th November 2025
30th November 2025
1st December 2025
2nd December 2025
3rd December 2025
4th December 2025
5th December 2025
6th December 2025
7th December 2025
8th December 2025
9th December 2025
10th December 2025
11th December 2025
12th December 2025
13th December 2025
14th December 2025
15th December 2025
16th December 2025
17th December 2025
18th December 2025
19th December 2025
20th December 2025
21st December 2025
22nd December 2025
23rd December 2025
24th December 2025
25th December 2025
26th December 2025
27th December 2025
28th December 2025
29th December 2025
30th December 2025
31st December 2025

38AQI

29AQI

22AQI

23AQI

19AQI

24AQI

21AQI

27AQI

29AQI

33AQI


No. of days

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

202526AQI

30
1
28
31
30
31
30
31
31
30
13
285
1

Highest AQI recorded in

January

38AQI


Lowest AQI recorded in

May

19AQI


202424AQI

31
29
31
30
31
29
31
31
28
31
28
2
29
2
359
4

Highest AQI recorded in

December

35AQI


Lowest AQI recorded in

June

17AQI


202329AQI

30
1
27
1
31
30
28
1
1
1
30
30
1
26
5
29
1
31
17
7
30
1
339
18
1
1

Highest AQI recorded in

November

47AQI


Lowest AQI recorded in

July

18AQI


202229AQI

28
3
20
1
31
29
31
30
21
1
27
2
25
5
1
18
12
27
4
288
27
1

Highest AQI recorded in

November

46AQI


Lowest AQI recorded in

July

17AQI


202125AQI

29
1
28
31
30
31
29
1
31
29
2
24
31
22
3
31
346
7

Highest AQI recorded in

January

38AQI


Lowest AQI recorded in

July

16AQI


202031AQI

13
20
18
28
31
31
20
3
1
1
5
22
3
28
2
25
6
236
14
1
1
5

Highest AQI recorded in

September

70AQI


Lowest AQI recorded in

June

15AQI


Most & Least Polluted Years Over the Last 6 Years

Most Polluted Year Recorded
2020(Avg.)
31AQI
Least Polluted Year Recorded
2024(Avg.)
24AQI


Port Angeles's annual 2025 AQI (26) shows an average percentage change of -4.2% (improved AQI) compared to previous years: 2020 (31), 2021 (25), 2022 (29), 2023 (29), 2024 (24).