Klamath Falls, Altamont, 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
Klamath Falls, Altamont, Oregon, United States
2021
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
13th Aug 2021
222AQILowest AQI recorded on
30th Aug 2022
8AQISame Day Analysis (3rd August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 4th highest AQI at 28 of Good air quality, showing improvement over 2024, 2023 and 2021 on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 4th Aug - 5th Aug 2025
Klamath Falls, Altamont, Oregon, United States
AQI
Day
Night
.
5 AM4th Aug 2025
8 PM
4 AM5th Aug 2025
Day time
Avg. Highest Time
2PM4th Aug
40AQI
Avg. Lowest Time
7AM4th Aug
24AQI
Night time
Avg. Highest Time
9PM4th Aug
34AQI
Avg. Lowest Time
3AM5th Aug
21AQI
In the last 24 hours,
Klamath Falls's AQI reached its highest point of 40 at 2 PM during the Day, while the lowest point, 21, was recorded at 3 AM during the Night between 4th Aug and 5th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Klamath Falls, Altamont, Oregon, United States
JulAug
06th - 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 - 03rd03rd - 04th04th - 05th05th
Day
Night
6th Jul 2025255 AMAQI
6th Jul 2025266 AMAQI
6th Jul 2025297 AMAQI
6th Jul 2025308 AMAQI
6th Jul 2025289 AMAQI
6th Jul 20252610 AMAQI
6th Jul 20253011 AMAQI
6th Jul 20252612 PMAQI
6th Jul 2025271 PMAQI
6th Jul 2025262 PMAQI
6th Jul 2025283 PMAQI
6th Jul 2025294 PMAQI
6th Jul 2025275 PMAQI
6th Jul 2025276 PMAQI
6th Jul 2025287 PMAQI
6th Jul 2025288 PMAQI
6th Jul 2025269 PMAQI
6th Jul 20252710 PMAQI
6th Jul 20252511 PMAQI
7th Jul 20252512 AMAQI
7th Jul 2025261 AMAQI
7th Jul 2025252 AMAQI
7th Jul 2025263 AMAQI
7th Jul 2025224 AMAQI
22°C12/31°C
7th Jul 2025225 AMAQI
7th Jul 2025236 AMAQI
7th Jul 2025247 AMAQI
7th Jul 2025238 AMAQI
7th Jul 2025259 AMAQI
7th Jul 20252410 AMAQI
7th Jul 20253411 AMAQI
7th Jul 20253012 PMAQI
7th Jul 2025281 PMAQI
7th Jul 2025262 PMAQI
7th Jul 2025263 PMAQI
7th Jul 2025264 PMAQI
7th Jul 2025255 PMAQI
7th Jul 2025256 PMAQI
7th Jul 2025247 PMAQI
7th Jul 2025248 PMAQI
7th Jul 2025249 PMAQI
7th Jul 20252610 PMAQI
7th Jul 20252411 PMAQI
8th Jul 20252812 AMAQI
8th Jul 2025321 AMAQI
8th Jul 2025292 AMAQI
8th Jul 2025283 AMAQI
8th Jul 2025244 AMAQI
25°C14/34°C
8th Jul 2025265 AMAQI
8th Jul 2025286 AMAQI
8th Jul 2025327 AMAQI
8th Jul 2025338 AMAQI
8th Jul 2025319 AMAQI
8th Jul 20253210 AMAQI
8th Jul 20253711 AMAQI
8th Jul 20253812 PMAQI
8th Jul 2025321 PMAQI
8th Jul 2025372 PMAQI
8th Jul 2025323 PMAQI
8th Jul 2025294 PMAQI
8th Jul 2025295 PMAQI
8th Jul 2025266 PMAQI
8th Jul 2025297 PMAQI
8th Jul 2025298 PMAQI
8th Jul 2025269 PMAQI
8th Jul 20252610 PMAQI
8th Jul 20252811 PMAQI
9th Jul 20252712 AMAQI
9th Jul 2025311 AMAQI
9th Jul 2025342 AMAQI
9th Jul 2025383 AMAQI
9th Jul 2025564 AMAQI
23°C14/32°C
9th Jul 2025565 AMAQI
9th Jul 2025586 AMAQI
9th Jul 2025547 AMAQI
9th Jul 2025568 AMAQI
9th Jul 2025559 AMAQI
9th Jul 20255310 AMAQI
9th Jul 20255111 AMAQI
9th Jul 20254712 PMAQI
9th Jul 2025481 PMAQI
9th Jul 2025482 PMAQI
9th Jul 2025443 PMAQI
9th Jul 2025404 PMAQI
9th Jul 2025425 PMAQI
9th Jul 2025426 PMAQI
9th Jul 2025417 PMAQI
9th Jul 2025438 PMAQI
9th Jul 2025429 PMAQI
9th Jul 20253710 PMAQI
9th Jul 20253811 PMAQI
10th Jul 20253712 AMAQI
10th Jul 2025361 AMAQI
10th Jul 2025332 AMAQI
10th Jul 2025323 AMAQI
10th Jul 2025304 AMAQI
21°C12/29°C
10th Jul 2025345 AMAQI
10th Jul 2025486 AMAQI
10th Jul 2025407 AMAQI
10th Jul 2025388 AMAQI
10th Jul 2025369 AMAQI
10th Jul 20253610 AMAQI
10th Jul 20254411 AMAQI
10th Jul 20254612 PMAQI
10th Jul 2025361 PMAQI
10th Jul 2025342 PMAQI
10th Jul 2025303 PMAQI
10th Jul 2025304 PMAQI
10th Jul 2025305 PMAQI
10th Jul 2025296 PMAQI
10th Jul 2025307 PMAQI
10th Jul 2025298 PMAQI
10th Jul 2025279 PMAQI
10th Jul 20253010 PMAQI
10th Jul 20253111 PMAQI
11th Jul 20253012 AMAQI
11th Jul 2025321 AMAQI
11th Jul 2025302 AMAQI
11th Jul 2025313 AMAQI
11th Jul 2025414 AMAQI
21°C12/30°C
11th Jul 2025305 AMAQI
11th Jul 2025336 AMAQI
11th Jul 2025327 AMAQI
11th Jul 2025268 AMAQI
11th Jul 2025269 AMAQI
11th Jul 20252810 AMAQI
11th Jul 20252911 AMAQI
11th Jul 20253112 PMAQI
11th Jul 2025271 PMAQI
11th Jul 2025302 PMAQI
11th Jul 2025323 PMAQI
11th Jul 2025294 PMAQI
11th Jul 2025285 PMAQI
11th Jul 2025266 PMAQI
11th Jul 2025287 PMAQI
11th Jul 2025288 PMAQI
11th Jul 2025299 PMAQI
11th Jul 20252810 PMAQI
11th Jul 20253011 PMAQI
12th Jul 20253112 AMAQI
12th Jul 2025301 AMAQI
12th Jul 2025312 AMAQI
12th Jul 2025283 AMAQI
12th Jul 2025254 AMAQI
24°C15/33°C
12th Jul 2025275 AMAQI
12th Jul 2025296 AMAQI
12th Jul 2025257 AMAQI
12th Jul 2025298 AMAQI
12th Jul 2025269 AMAQI
12th Jul 20253010 AMAQI
12th Jul 20252811 AMAQI
12th Jul 20253212 PMAQI
12th Jul 2025261 PMAQI
12th Jul 2025272 PMAQI
12th Jul 2025273 PMAQI
12th Jul 2025264 PMAQI
12th Jul 2025255 PMAQI
12th Jul 2025286 PMAQI
12th Jul 2025277 PMAQI
12th Jul 2025288 PMAQI
12th Jul 2025289 PMAQI
12th Jul 20253010 PMAQI
12th Jul 20252911 PMAQI
13th Jul 20253212 AMAQI
13th Jul 2025351 AMAQI
13th Jul 2025432 AMAQI
13th Jul 2025323 AMAQI
13th Jul 2025304 AMAQI
26°C15/35°C
13th Jul 2025305 AMAQI
13th Jul 2025406 AMAQI
13th Jul 2025367 AMAQI
13th Jul 2025308 AMAQI
13th Jul 2025309 AMAQI
13th Jul 20253010 AMAQI
13th Jul 20253311 AMAQI
13th Jul 20253012 PMAQI
13th Jul 2025321 PMAQI
13th Jul 2025312 PMAQI
13th Jul 2025323 PMAQI
13th Jul 2025324 PMAQI
13th Jul 2025325 PMAQI
13th Jul 2025326 PMAQI
13th Jul 2025357 PMAQI
13th Jul 2025358 PMAQI
13th Jul 2025369 PMAQI
13th Jul 20253310 PMAQI
13th Jul 20253411 PMAQI
14th Jul 20253512 AMAQI
14th Jul 2025321 AMAQI
14th Jul 2025322 AMAQI
14th Jul 2025283 AMAQI
14th Jul 2025264 AMAQI
27°C16/37°C
14th Jul 2025225 AMAQI
14th Jul 2025246 AMAQI
14th Jul 2025257 AMAQI
14th Jul 2025268 AMAQI
14th Jul 2025269 AMAQI
14th Jul 20252610 AMAQI
14th Jul 20252911 AMAQI
14th Jul 20253012 PMAQI
14th Jul 2025311 PMAQI
14th Jul 2025282 PMAQI
14th Jul 2025283 PMAQI
14th Jul 2025274 PMAQI
14th Jul 2025265 PMAQI
14th Jul 2025276 PMAQI
14th Jul 2025277 PMAQI
14th Jul 2025278 PMAQI
14th Jul 2025269 PMAQI
14th Jul 20252410 PMAQI
14th Jul 20252411 PMAQI
15th Jul 20252612 AMAQI
15th Jul 2025261 AMAQI
15th Jul 2025252 AMAQI
15th Jul 2025253 AMAQI
15th Jul 2025284 AMAQI
27°C20/36°C
15th Jul 2025465 AMAQI
15th Jul 2025536 AMAQI
15th Jul 2025477 AMAQI
15th Jul 2025318 AMAQI
15th Jul 2025369 AMAQI
15th Jul 20253810 AMAQI
15th Jul 20253611 AMAQI
15th Jul 20253812 PMAQI
15th Jul 2025341 PMAQI
15th Jul 2025422 PMAQI
15th Jul 2025503 PMAQI
15th Jul 2025524 PMAQI
15th Jul 2025525 PMAQI
15th Jul 2025526 PMAQI
15th Jul 2025427 PMAQI
15th Jul 2025418 PMAQI
15th Jul 2025489 PMAQI
15th Jul 20254710 PMAQI
15th Jul 20254311 PMAQI
16th Jul 20253812 AMAQI
16th Jul 2025401 AMAQI
16th Jul 2025502 AMAQI
16th Jul 2025373 AMAQI
16th Jul 2025354 AMAQI
25°C16/34°C
16th Jul 2025335 AMAQI
16th Jul 2025306 AMAQI
16th Jul 2025347 AMAQI
16th Jul 2025338 AMAQI
16th Jul 2025329 AMAQI
16th Jul 20253410 AMAQI
16th Jul 20254211 AMAQI
16th Jul 20254712 PMAQI
16th Jul 2025481 PMAQI
16th Jul 2025552 PMAQI
16th Jul 2025413 PMAQI
16th Jul 2025504 PMAQI
16th Jul 2025635 PMAQI
16th Jul 2025616 PMAQI
16th Jul 2025467 PMAQI
16th Jul 2025468 PMAQI
16th Jul 2025549 PMAQI
16th Jul 20255410 PMAQI
16th Jul 20255411 PMAQI
17th Jul 20255612 AMAQI
17th Jul 2025551 AMAQI
17th Jul 2025602 AMAQI
17th Jul 2025603 AMAQI
17th Jul 2025644 AMAQI
24°C14/33°C
17th Jul 2025565 AMAQI
17th Jul 2025616 AMAQI
17th Jul 2025677 AMAQI
17th Jul 2025648 AMAQI
17th Jul 2025669 AMAQI
17th Jul 20256710 AMAQI
17th Jul 20256811 AMAQI
17th Jul 20257012 PMAQI
17th Jul 2025661 PMAQI
17th Jul 2025672 PMAQI
17th Jul 2025623 PMAQI
17th Jul 2025604 PMAQI
17th Jul 2025625 PMAQI
17th Jul 2025616 PMAQI
17th Jul 2025607 PMAQI
17th Jul 2025628 PMAQI
17th Jul 2025569 PMAQI
17th Jul 20255610 PMAQI
17th Jul 20255611 PMAQI
18th Jul 20255612 AMAQI
18th Jul 2025551 AMAQI
18th Jul 2025542 AMAQI
18th Jul 2025533 AMAQI
18th Jul 2025364 AMAQI
24°C15/32°C
18th Jul 2025405 AMAQI
18th Jul 2025426 AMAQI
18th Jul 2025447 AMAQI
18th Jul 2025468 AMAQI
18th Jul 2025509 AMAQI
18th Jul 20254910 AMAQI
18th Jul 20254811 AMAQI
18th Jul 20255212 PMAQI
18th Jul 2025511 PMAQI
18th Jul 2025512 PMAQI
18th Jul 2025513 PMAQI
18th Jul 2025524 PMAQI
18th Jul 2025525 PMAQI
18th Jul 2025536 PMAQI
18th Jul 2025527 PMAQI
18th Jul 2025528 PMAQI
18th Jul 2025529 PMAQI
18th Jul 20255310 PMAQI
18th Jul 20255111 PMAQI
19th Jul 20254512 AMAQI
19th Jul 2025421 AMAQI
19th Jul 2025382 AMAQI
19th Jul 2025423 AMAQI
19th Jul 2025244 AMAQI
23°C15/32°C
19th Jul 2025255 AMAQI
19th Jul 2025276 AMAQI
19th Jul 2025327 AMAQI
19th Jul 2025338 AMAQI
19th Jul 2025359 AMAQI
19th Jul 20253110 AMAQI
19th Jul 20253011 AMAQI
19th Jul 20253412 PMAQI
19th Jul 2025321 PMAQI
19th Jul 2025302 PMAQI
19th Jul 2025303 PMAQI
19th Jul 2025284 PMAQI
19th Jul 2025275 PMAQI
19th Jul 2025256 PMAQI
19th Jul 2025277 PMAQI
19th Jul 2025308 PMAQI
19th Jul 2025269 PMAQI
19th Jul 20252510 PMAQI
19th Jul 20252411 PMAQI
20th Jul 20252412 AMAQI
20th Jul 2025251 AMAQI
20th Jul 2025242 AMAQI
20th Jul 2025243 AMAQI
20th Jul 2025254 AMAQI
21°C11/30°C
20th Jul 2025215 AMAQI
20th Jul 2025216 AMAQI
20th Jul 2025227 AMAQI
20th Jul 2025218 AMAQI
20th Jul 2025249 AMAQI
20th Jul 20252010 AMAQI
20th Jul 20252211 AMAQI
20th Jul 20252212 PMAQI
20th Jul 2025231 PMAQI
20th Jul 2025222 PMAQI
20th Jul 2025223 PMAQI
20th Jul 2025224 PMAQI
20th Jul 2025225 PMAQI
20th Jul 2025226 PMAQI
20th Jul 2025217 PMAQI
20th Jul 2025228 PMAQI
20th Jul 2025239 PMAQI
20th Jul 20252210 PMAQI
20th Jul 20252111 PMAQI
21st Jul 20252912 AMAQI
21st Jul 2025211 AMAQI
21st Jul 2025222 AMAQI
21st Jul 2025203 AMAQI
21st Jul 2025214 AMAQI
21°C13/30°C
21st Jul 2025195 AMAQI
21st Jul 2025196 AMAQI
21st Jul 2025217 AMAQI
21st Jul 2025198 AMAQI
21st Jul 2025209 AMAQI
21st Jul 20252210 AMAQI
21st Jul 20252111 AMAQI
21st Jul 20252412 PMAQI
21st Jul 2025231 PMAQI
21st Jul 2025252 PMAQI
21st Jul 2025263 PMAQI
21st Jul 2025264 PMAQI
21st Jul 2025255 PMAQI
21st Jul 2025246 PMAQI
21st Jul 2025217 PMAQI
21st Jul 2025208 PMAQI
21st Jul 2025229 PMAQI
21st Jul 20252010 PMAQI
21st Jul 20252111 PMAQI
22nd Jul 20252112 AMAQI
22nd Jul 2025211 AMAQI
22nd Jul 2025202 AMAQI
22nd Jul 2025193 AMAQI
22nd Jul 2025184 AMAQI
19°C13/26°C
22nd Jul 2025185 AMAQI
22nd Jul 2025186 AMAQI
22nd Jul 2025207 AMAQI
22nd Jul 2025198 AMAQI
22nd Jul 2025199 AMAQI
22nd Jul 20251910 AMAQI
22nd Jul 20251911 AMAQI
22nd Jul 20252112 PMAQI
22nd Jul 2025191 PMAQI
22nd Jul 2025202 PMAQI
22nd Jul 2025203 PMAQI
22nd Jul 2025214 PMAQI
22nd Jul 2025235 PMAQI
22nd Jul 2025246 PMAQI
22nd Jul 2025227 PMAQI
22nd Jul 2025208 PMAQI
22nd Jul 2025259 PMAQI
22nd Jul 20252410 PMAQI
22nd Jul 20252311 PMAQI
23rd Jul 20252412 AMAQI
23rd Jul 2025221 AMAQI
23rd Jul 2025222 AMAQI
23rd Jul 2025223 AMAQI
23rd Jul 2025224 AMAQI
19°C9/27°C
23rd Jul 2025235 AMAQI
23rd Jul 2025226 AMAQI
23rd Jul 2025227 AMAQI
23rd Jul 2025238 AMAQI
23rd Jul 2025239 AMAQI
23rd Jul 20252510 AMAQI
23rd Jul 20252911 AMAQI
23rd Jul 20252412 PMAQI
23rd Jul 2025281 PMAQI
23rd Jul 2025262 PMAQI
23rd Jul 2025263 PMAQI
23rd Jul 2025244 PMAQI
23rd Jul 2025225 PMAQI
23rd Jul 2025226 PMAQI
23rd Jul 2025237 PMAQI
23rd Jul 2025238 PMAQI
23rd Jul 2025239 PMAQI
23rd Jul 20252410 PMAQI
23rd Jul 20252311 PMAQI
24th Jul 20252512 AMAQI
24th Jul 2025281 AMAQI
24th Jul 2025292 AMAQI
24th Jul 2025303 AMAQI
24th Jul 2025344 AMAQI
22°C13/31°C
24th Jul 2025375 AMAQI
24th Jul 2025396 AMAQI
24th Jul 2025387 AMAQI
24th Jul 2025398 AMAQI
24th Jul 2025389 AMAQI
24th Jul 20254010 AMAQI
24th Jul 20254011 AMAQI
24th Jul 20254112 PMAQI
24th Jul 2025381 PMAQI
24th Jul 2025372 PMAQI
24th Jul 2025363 PMAQI
24th Jul 2025324 PMAQI
24th Jul 2025295 PMAQI
24th Jul 2025286 PMAQI
24th Jul 2025327 PMAQI
24th Jul 2025318 PMAQI
24th Jul 2025279 PMAQI
24th Jul 20252910 PMAQI
24th Jul 20253011 PMAQI
25th Jul 20252812 AMAQI
25th Jul 2025261 AMAQI
25th Jul 2025292 AMAQI
25th Jul 2025263 AMAQI
25th Jul 2025204 AMAQI
23°C14/32°C
25th Jul 2025205 AMAQI
25th Jul 2025246 AMAQI
25th Jul 2025267 AMAQI
25th Jul 2025288 AMAQI
25th Jul 2025299 AMAQI
25th Jul 20252510 AMAQI
25th Jul 20253111 AMAQI
25th Jul 20253312 PMAQI
25th Jul 2025301 PMAQI
25th Jul 2025312 PMAQI
25th Jul 2025303 PMAQI
25th Jul 2025274 PMAQI
25th Jul 2025285 PMAQI
25th Jul 2025246 PMAQI
25th Jul 2025247 PMAQI
25th Jul 2025258 PMAQI
25th Jul 2025229 PMAQI
25th Jul 20252210 PMAQI
25th Jul 20252211 PMAQI
26th Jul 20252212 AMAQI
26th Jul 2025231 AMAQI
26th Jul 2025222 AMAQI
26th Jul 2025223 AMAQI
26th Jul 2025194 AMAQI
21°C12/30°C
26th Jul 2025205 AMAQI
26th Jul 2025216 AMAQI
26th Jul 2025307 AMAQI
26th Jul 2025378 AMAQI
26th Jul 2025349 AMAQI
26th Jul 20253110 AMAQI
26th Jul 20253111 AMAQI
26th Jul 20253212 PMAQI
26th Jul 2025311 PMAQI
26th Jul 2025262 PMAQI
26th Jul 2025243 PMAQI
26th Jul 2025224 PMAQI
26th Jul 2025245 PMAQI
26th Jul 2025256 PMAQI
26th Jul 2025247 PMAQI
26th Jul 2025228 PMAQI
26th Jul 2025209 PMAQI
26th Jul 20252010 PMAQI
26th Jul 20252111 PMAQI
27th Jul 20252212 AMAQI
27th Jul 2025201 AMAQI
27th Jul 2025212 AMAQI
27th Jul 2025213 AMAQI
27th Jul 2025204 AMAQI
19°C11/28°C
27th Jul 2025195 AMAQI
27th Jul 2025206 AMAQI
27th Jul 2025207 AMAQI
27th Jul 2025208 AMAQI
27th Jul 2025209 AMAQI
27th Jul 20252010 AMAQI
27th Jul 20252111 AMAQI
27th Jul 20252012 PMAQI
27th Jul 2025211 PMAQI
27th Jul 2025212 PMAQI
27th Jul 2025213 PMAQI
27th Jul 2025204 PMAQI
27th Jul 2025205 PMAQI
27th Jul 2025206 PMAQI
27th Jul 2025197 PMAQI
27th Jul 2025198 PMAQI
27th Jul 2025209 PMAQI
27th Jul 20252010 PMAQI
27th Jul 20252111 PMAQI
28th Jul 20252012 AMAQI
28th Jul 2025201 AMAQI
28th Jul 2025202 AMAQI
28th Jul 2025203 AMAQI
28th Jul 2025194 AMAQI
20°C12/29°C
28th Jul 2025195 AMAQI
28th Jul 2025196 AMAQI
28th Jul 2025217 AMAQI
28th Jul 2025218 AMAQI
28th Jul 2025229 AMAQI
28th Jul 20252210 AMAQI
28th Jul 20252211 AMAQI
28th Jul 20252212 PMAQI
28th Jul 2025261 PMAQI
28th Jul 2025242 PMAQI
28th Jul 2025243 PMAQI
28th Jul 2025224 PMAQI
28th Jul 2025215 PMAQI
28th Jul 2025216 PMAQI
28th Jul 2025207 PMAQI
28th Jul 2025208 PMAQI
28th Jul 2025219 PMAQI
28th Jul 20252110 PMAQI
28th Jul 20252011 PMAQI
29th Jul 20252112 AMAQI
29th Jul 2025221 AMAQI
29th Jul 2025212 AMAQI
29th Jul 2025223 AMAQI
29th Jul 2025194 AMAQI
21°C13/30°C
29th Jul 2025195 AMAQI
29th Jul 2025206 AMAQI
29th Jul 2025207 AMAQI
29th Jul 2025198 AMAQI
29th Jul 2025229 AMAQI
29th Jul 20252110 AMAQI
29th Jul 20252211 AMAQI
29th Jul 20252512 PMAQI
29th Jul 2025261 PMAQI
29th Jul 2025242 PMAQI
29th Jul 2025263 PMAQI
29th Jul 2025244 PMAQI
29th Jul 2025245 PMAQI
29th Jul 2025216 PMAQI
29th Jul 2025207 PMAQI
29th Jul 2025208 PMAQI
29th Jul 2025209 PMAQI
29th Jul 20252010 PMAQI
29th Jul 20252011 PMAQI
30th Jul 20252012 AMAQI
30th Jul 2025201 AMAQI
30th Jul 2025192 AMAQI
30th Jul 2025203 AMAQI
30th Jul 2025194 AMAQI
23°C13/32°C
30th Jul 2025175 AMAQI
30th Jul 2025186 AMAQI
30th Jul 2025207 AMAQI
30th Jul 2025208 AMAQI
30th Jul 2025209 AMAQI
30th Jul 20252110 AMAQI
30th Jul 20252311 AMAQI
30th Jul 20252412 PMAQI
30th Jul 2025291 PMAQI
30th Jul 2025222 PMAQI
30th Jul 2025233 PMAQI
30th Jul 2025234 PMAQI
30th Jul 2025235 PMAQI
30th Jul 2025236 PMAQI
30th Jul 2025237 PMAQI
30th Jul 2025238 PMAQI
30th Jul 2025249 PMAQI
30th Jul 20252010 PMAQI
30th Jul 20252011 PMAQI
31st Jul 20252012 AMAQI
31st Jul 2025211 AMAQI
31st Jul 2025212 AMAQI
31st Jul 2025233 AMAQI
31st Jul 2025244 AMAQI
20°C13/30°C
31st Jul 2025255 AMAQI
31st Jul 2025276 AMAQI
31st Jul 2025307 AMAQI
31st Jul 2025348 AMAQI
31st Jul 2025359 AMAQI
31st Jul 20253810 AMAQI
31st Jul 20254111 AMAQI
31st Jul 20253812 PMAQI
31st Jul 2025351 PMAQI
31st Jul 2025332 PMAQI
31st Jul 2025333 PMAQI
31st Jul 2025304 PMAQI
31st Jul 2025305 PMAQI
31st Jul 2025306 PMAQI
31st Jul 2025237 PMAQI
31st Jul 2025348 PMAQI
31st Jul 2025469 PMAQI
31st Jul 20253910 PMAQI
31st Jul 20253311 PMAQI
1st Aug 20252712 AMAQI
1st Aug 2025251 AMAQI
1st Aug 2025262 AMAQI
1st Aug 2025293 AMAQI
1st Aug 2025314 AMAQI
18°C13/28°C
1st Aug 2025305 AMAQI
1st Aug 2025306 AMAQI
1st Aug 2025307 AMAQI
1st Aug 2025308 AMAQI
1st Aug 2025329 AMAQI
1st Aug 20253510 AMAQI
1st Aug 20254311 AMAQI
1st Aug 20254912 PMAQI
1st Aug 2025481 PMAQI
1st Aug 2025432 PMAQI
1st Aug 2025413 PMAQI
1st Aug 2025364 PMAQI
1st Aug 2025315 PMAQI
1st Aug 2025326 PMAQI
1st Aug 2025327 PMAQI
1st Aug 2025318 PMAQI
1st Aug 2025309 PMAQI
1st Aug 20253010 PMAQI
1st Aug 20252911 PMAQI
2nd Aug 20252912 AMAQI
2nd Aug 2025331 AMAQI
2nd Aug 2025362 AMAQI
2nd Aug 2025363 AMAQI
2nd Aug 2025374 AMAQI
19°C10/29°C
2nd Aug 2025405 AMAQI
2nd Aug 2025356 AMAQI
2nd Aug 2025367 AMAQI
2nd Aug 2025318 AMAQI
2nd Aug 2025309 AMAQI
2nd Aug 20252910 AMAQI
2nd Aug 20253111 AMAQI
2nd Aug 20253212 PMAQI
2nd Aug 2025371 PMAQI
2nd Aug 2025342 PMAQI
2nd Aug 2025383 PMAQI
2nd Aug 2025374 PMAQI
2nd Aug 2025285 PMAQI
2nd Aug 2025296 PMAQI
2nd Aug 2025327 PMAQI
2nd Aug 2025348 PMAQI
2nd Aug 2025369 PMAQI
2nd Aug 20253610 PMAQI
2nd Aug 20254311 PMAQI
3rd Aug 20253412 AMAQI
3rd Aug 2025301 AMAQI
3rd Aug 2025342 AMAQI
3rd Aug 2025323 AMAQI
3rd Aug 2025304 AMAQI
21°C14/29°C
3rd Aug 2025295 AMAQI
3rd Aug 2025286 AMAQI
3rd Aug 2025307 AMAQI
3rd Aug 2025268 AMAQI
3rd Aug 2025269 AMAQI
3rd Aug 20252710 AMAQI
3rd Aug 20253011 AMAQI
3rd Aug 20253212 PMAQI
3rd Aug 2025311 PMAQI
3rd Aug 2025302 PMAQI
3rd Aug 2025263 PMAQI
3rd Aug 2025254 PMAQI
3rd Aug 2025245 PMAQI
3rd Aug 2025246 PMAQI
3rd Aug 2025267 PMAQI
3rd Aug 2025268 PMAQI
3rd Aug 2025279 PMAQI
3rd Aug 20252610 PMAQI
3rd Aug 20252711 PMAQI
4th Aug 20253212 AMAQI
4th Aug 2025341 AMAQI
4th Aug 2025292 AMAQI
4th Aug 2025263 AMAQI
4th Aug 2025264 AMAQI
20°C13/28°C
4th Aug 2025285 AMAQI
4th Aug 2025336 AMAQI
4th Aug 2025247 AMAQI
4th Aug 2025258 AMAQI
4th Aug 2025269 AMAQI
4th Aug 20252710 AMAQI
4th Aug 20252911 AMAQI
4th Aug 20253212 PMAQI
4th Aug 2025361 PMAQI
4th Aug 2025402 PMAQI
4th Aug 2025363 PMAQI
4th Aug 2025364 PMAQI
4th Aug 2025365 PMAQI
4th Aug 2025366 PMAQI
4th Aug 2025287 PMAQI
4th Aug 2025328 PMAQI
4th Aug 2025349 PMAQI
4th Aug 20252710 PMAQI
4th Aug 20252711 PMAQI
5th Aug 20252712 AMAQI
5th Aug 2025241 AMAQI
5th Aug 2025232 AMAQI
5th Aug 2025213 AMAQI
5th Aug 2025234 AMAQI
17°C10/26°C
5th Aug 2025275 AMAQI
5 AM5th Aug 2025246 AMAQI
12 PM
8 PM
12 AM
4 AM
--°C/°C
Day time
Avg. Highest Time
11 AM - 8 PM
32AQI
10 hours / Day
300 hours / Month
Avg. Lowest Time
5 AM
28AQI
1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 11 AM to 8 PM (Avg. 32), while the lowest AQI was between 5 AM to 5 AM (Avg. 28).
Night time
Avg. Highest Time
9 PM - 11 PM
30AQI
3 hours / Day
90 hours / Month
Avg. Lowest Time
12 AM - 4 AM
29AQI
5 hours / Day
150 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 9 PM to 11 PM (Avg. 30), while the lowest AQI was between 12 AM to 4 AM (Avg. 29).
2025 Days Vs Air Quality
Klamath Falls, Altamont, Oregon, United States
2025
89%
192
11%
23
Total number of days with different AQI categories in last 217 days in 2025 (148 days remaining)
Good
192 DaysModerate
23 DaysPoor
0 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 89%
Health Risk Level:
Low
In 2025, 89% of 217 days were within WHO’s safe air quality limits. The risk of health issues is Low, but the long-term effects, especially on vulnerable individuals, remain uncertain.
Annual Air Quality Insights
Klamath Falls, Altamont, 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
39AQI
39AQI
2nd January 2025
59AQI
59AQI
3rd January 2025
34AQI
34AQI
4th January 2025
34AQI
34AQI
5th January 2025
37AQI
37AQI
6th January 2025
41AQI
41AQI
7th January 2025
33AQI
33AQI
8th January 2025
50AQI
50AQI
9th January 2025
54AQI
54AQI
10th January 2025
58AQI
58AQI
11th January 2025
36AQI
36AQI
12th January 2025
46AQI
46AQI
13th January 2025
36AQI
36AQI
14th January 2025
70AQI
70AQI
15th January 2025
67AQI
67AQI
16th January 2025
63AQI
63AQI
17th January 2025
65AQI
65AQI
18th January 2025
54AQI
54AQI
19th January 2025
57AQI
57AQI
20th January 2025
38AQI
38AQI
21st January 2025
64AQI
64AQI
22nd January 2025
62AQI
62AQI
23rd January 2025
53AQI
53AQI
24th January 2025
67AQI
67AQI
25th January 2025
31AQI
31AQI
26th January 2025
35AQI
35AQI
27th January 2025
45AQI
45AQI
28th January 2025
55AQI
55AQI
29th January 2025
64AQI
64AQI
30th January 2025
73AQI
73AQI
31st January 2025
53AQI
53AQI
1st February 2025
36AQI
36AQI
2nd February 2025
36AQI
36AQI
3rd February 2025
38AQI
38AQI
4th February 2025
38AQI
38AQI
5th February 2025
36AQI
36AQI
6th February 2025
40AQI
40AQI
7th February 2025
37AQI
37AQI
8th February 2025
58AQI
58AQI
9th February 2025
62AQI
62AQI
10th February 2025
53AQI
53AQI
11th February 2025
66AQI
66AQI
12th February 2025
70AQI
70AQI
13th February 2025
36AQI
36AQI
14th February 2025
31AQI
31AQI
15th February 2025
32AQI
32AQI
16th February 2025
28AQI
28AQI
17th February 2025
18AQI
18AQI
18th February 2025
29AQI
29AQI
19th February 2025
27AQI
27AQI
20th February 2025
31AQI
31AQI
21st February 2025
42AQI
42AQI
22nd February 2025
47AQI
47AQI
23rd February 2025
19AQI
19AQI
24th February 2025
24AQI
24AQI
25th February 2025
17AQI
17AQI
26th February 2025
34AQI
34AQI
27th February 2025
37AQI
37AQI
28th February 2025
35AQI
35AQI
1st March 2025
34AQI
34AQI
2nd March 2025
22AQI
22AQI
3rd March 2025
18AQI
18AQI
4th March 2025
27AQI
27AQI
5th March 2025
30AQI
30AQI
6th March 2025
18AQI
18AQI
7th March 2025
22AQI
22AQI
8th March 2025
29AQI
29AQI
9th March 2025
24AQI
24AQI
10th March 2025
29AQI
29AQI
11th March 2025
27AQI
27AQI
12th March 2025
13AQI
13AQI
13th March 2025
19AQI
19AQI
14th March 2025
21AQI
21AQI
15th March 2025
18AQI
18AQI
16th March 2025
17AQI
17AQI
17th March 2025
25AQI
25AQI
18th March 2025
24AQI
24AQI
19th March 2025
28AQI
28AQI
20th March 2025
18AQI
18AQI
21st March 2025
25AQI
25AQI
22nd March 2025
18AQI
18AQI
23rd March 2025
26AQI
26AQI
24th March 2025
37AQI
37AQI
25th March 2025
25AQI
25AQI
26th March 2025
27AQI
27AQI
27th March 2025
20AQI
20AQI
28th March 2025
31AQI
31AQI
29th March 2025
25AQI
25AQI
30th March 2025
26AQI
26AQI
31st March 2025
23AQI
23AQI
1st April 2025
22AQI
22AQI
2nd April 2025
22AQI
22AQI
3rd April 2025
30AQI
30AQI
4th April 2025
23AQI
23AQI
5th April 2025
42AQI
42AQI
6th April 2025
48AQI
48AQI
7th April 2025
17AQI
17AQI
8th April 2025
21AQI
21AQI
9th April 2025
36AQI
36AQI
10th April 2025
36AQI
36AQI
11th April 2025
27AQI
27AQI
12th April 2025
26AQI
26AQI
13th April 2025
28AQI
28AQI
14th April 2025
28AQI
28AQI
15th April 2025
38AQI
38AQI
16th April 2025
37AQI
37AQI
17th April 2025
22AQI
22AQI
18th April 2025
22AQI
22AQI
19th April 2025
34AQI
34AQI
20th April 2025
33AQI
33AQI
21st April 2025
20AQI
20AQI
22nd April 2025
32AQI
32AQI
23rd April 2025
19AQI
19AQI
24th April 2025
33AQI
33AQI
25th April 2025
33AQI
33AQI
26th April 2025
19AQI
19AQI
27th April 2025
23AQI
23AQI
28th April 2025
23AQI
23AQI
29th April 2025
20AQI
20AQI
30th April 2025
22AQI
22AQI
1st May 2025
31AQI
31AQI
2nd May 2025
32AQI
32AQI
3rd May 2025
17AQI
17AQI
4th May 2025
17AQI
17AQI
5th May 2025
17AQI
17AQI
6th May 2025
15AQI
15AQI
7th May 2025
25AQI
25AQI
8th May 2025
17AQI
17AQI
9th May 2025
28AQI
28AQI
10th May 2025
28AQI
28AQI
11th May 2025
17AQI
17AQI
12th May 2025
19AQI
19AQI
13th May 2025
25AQI
25AQI
14th May 2025
21AQI
21AQI
15th May 2025
23AQI
23AQI
16th May 2025
20AQI
20AQI
17th May 2025
17AQI
17AQI
18th May 2025
18AQI
18AQI
19th May 2025
19AQI
19AQI
20th May 2025
18AQI
18AQI
21st May 2025
21AQI
21AQI
22nd May 2025
18AQI
18AQI
23rd May 2025
23AQI
23AQI
24th May 2025
22AQI
22AQI
25th May 2025
26AQI
26AQI
26th May 2025
19AQI
19AQI
27th May 2025
20AQI
20AQI
28th May 2025
27AQI
27AQI
29th May 2025
21AQI
21AQI
30th May 2025
29AQI
29AQI
31st May 2025
30AQI
30AQI
1st June 2025
17AQI
17AQI
2nd June 2025
17AQI
17AQI
3rd June 2025
18AQI
18AQI
4th June 2025
19AQI
19AQI
5th June 2025
20AQI
20AQI
6th June 2025
23AQI
23AQI
7th June 2025
34AQI
34AQI
8th June 2025
33AQI
33AQI
9th June 2025
29AQI
29AQI
10th June 2025
32AQI
32AQI
11th June 2025
37AQI
37AQI
12th June 2025
31AQI
31AQI
13th June 2025
27AQI
27AQI
14th June 2025
25AQI
25AQI
15th June 2025
27AQI
27AQI
16th June 2025
26AQI
26AQI
17th June 2025
21AQI
21AQI
18th June 2025
21AQI
21AQI
19th June 2025
24AQI
24AQI
20th June 2025
27AQI
27AQI
21st June 2025
39AQI
39AQI
22nd June 2025
39AQI
39AQI
23rd June 2025
34AQI
34AQI
24th June 2025
29AQI
29AQI
25th June 2025
35AQI
35AQI
26th June 2025
31AQI
31AQI
27th June 2025
25AQI
25AQI
28th June 2025
24AQI
24AQI
29th June 2025
23AQI
23AQI
30th June 2025
26AQI
26AQI
1st July 2025
31AQI
31AQI
2nd July 2025
30AQI
30AQI
3rd July 2025
25AQI
25AQI
4th July 2025
24AQI
24AQI
5th July 2025
39AQI
39AQI
6th July 2025
30AQI
30AQI
7th July 2025
25AQI
25AQI
8th July 2025
30AQI
30AQI
9th July 2025
44AQI
44AQI
10th July 2025
34AQI
34AQI
11th July 2025
30AQI
30AQI
12th July 2025
28AQI
28AQI
13th July 2025
33AQI
33AQI
14th July 2025
27AQI
27AQI
15th July 2025
39AQI
39AQI
16th July 2025
45AQI
45AQI
17th July 2025
61AQI
61AQI
18th July 2025
50AQI
50AQI
19th July 2025
31AQI
31AQI
20th July 2025
23AQI
23AQI
21st July 2025
22AQI
22AQI
22nd July 2025
21AQI
21AQI
23rd July 2025
23AQI
23AQI
24th July 2025
33AQI
33AQI
25th July 2025
26AQI
26AQI
26th July 2025
24AQI
24AQI
27th July 2025
20AQI
20AQI
28th July 2025
21AQI
21AQI
29th July 2025
21AQI
21AQI
30th July 2025
21AQI
21AQI
31st July 2025
30AQI
30AQI
1st August 2025
32AQI
32AQI
2nd August 2025
34AQI
34AQI
3rd August 2025
28AQI
28AQI
51AQI
38AQI
24AQI
28AQI
22AQI
27AQI
30AQI
31AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202531AQI
14
17
23
5
31
30
31
30
30
1
3
192
23
Highest AQI recorded in
January51AQI
Lowest AQI recorded in
May22AQI
202430AQI
31
27
2
31
30
31
30
22
4
5
18
8
4
1
27
3
30
1
29
1
14
17
320
36
9
1
Highest AQI recorded in
August54AQI
Lowest AQI recorded in
May14AQI
202331AQI
25
6
24
4
31
30
31
30
30
1
12
15
4
26
4
26
5
11
17
1
21
8
2
297
60
7
Highest AQI recorded in
August61AQI
Lowest AQI recorded in
April14AQI
202228AQI
20
10
21
1
30
1
17
31
30
20
2
1
24
5
28
3
19
11
21
10
263
42
Highest AQI recorded in
January42AQI
Lowest AQI recorded in
May10AQI
202143AQI
26
4
22
6
30
1
29
31
29
1
10
19
2
7
9
12
3
12
8
6
4
31
19
11
26
5
265
62
17
16
3
Highest AQI recorded in
August140AQI
Lowest AQI recorded in
May13AQI
202040AQI
9
4
19
1
18
30
28
2
1
24
4
2
1
12
8
7
2
1
24
5
2
22
8
18
13
204
45
12
1
2
1
Highest AQI recorded in
September84AQI
Lowest AQI recorded in
June14AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2021(Avg.)
43AQILeast Polluted Year Recorded
2022(Avg.)
28AQIKlamath Falls's annual 2025 AQI (31) shows an average percentage change of -6.2% (improved AQI) compared to previous years: 2020 (40), 2021 (43), 2022 (28), 2023 (31), 2024 (30).
