Longview, 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+
July Air Quality Analysis
Longview, Washington, United States
2022
2023
2024
2025
2026
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
5th Jul 2023
77AQILowest AQI recorded on
1st Jul 2024
6AQISame Day Analysis (29th July):
On this day, AQI across the 5 years varied significantly: 2026 ranks 1st highest AQI at 51 of Moderate air quality on the same day.
Day & Night AQI Trend: 29th Jul - 30th Jul 2026
Longview, Washington, United States
AQI
Day
Night
.
5 AM29th Jul 2026
9 PM
4 AM30th Jul 2026
Day time
Avg. Highest Time
3PM29th Jul
72AQI
Avg. Lowest Time
4PM29th Jul
29AQI
Night time
Avg. Highest Time
1AM30th Jul
69AQI
Avg. Lowest Time
4AM30th Jul
50AQI
In the last 24 hours,
Longview's AQI reached its highest point of 72 at 3 PM during the Day, while the lowest point, 29, was recorded at 4 PM during the Day between 29th Jul and 30th Jul 2026.
Day & Night AQI Trend : Jul 2026
Longview, Washington, United States
Jul
01st - 02nd02nd - 03rd03rd - 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
Day
Night
1st Jul 2026265 AMAQI
1st Jul 2026266 AMAQI
1st Jul 2026307 AMAQI
1st Jul 2026288 AMAQI
1st Jul 2026289 AMAQI
1st Jul 20262910 AMAQI
1st Jul 20262811 AMAQI
1st Jul 20262712 PMAQI
1st Jul 2026301 PMAQI
1st Jul 2026262 PMAQI
1st Jul 2026263 PMAQI
1st Jul 2026244 PMAQI
1st Jul 2026265 PMAQI
1st Jul 2026266 PMAQI
1st Jul 2026247 PMAQI
1st Jul 2026208 PMAQI
1st Jul 2026209 PMAQI
1st Jul 20262210 PMAQI
1st Jul 20262411 PMAQI
2nd Jul 20262212 AMAQI
2nd Jul 2026261 AMAQI
2nd Jul 2026262 AMAQI
2nd Jul 2026283 AMAQI
2nd Jul 2026264 AMAQI
15°C12/20°C
2nd Jul 2026265 AMAQI
2nd Jul 2026286 AMAQI
2nd Jul 2026307 AMAQI
2nd Jul 2026288 AMAQI
2nd Jul 2026269 AMAQI
2nd Jul 20262610 AMAQI
2nd Jul 20262911 AMAQI
2nd Jul 20262612 PMAQI
2nd Jul 2026281 PMAQI
2nd Jul 2026262 PMAQI
2nd Jul 2026283 PMAQI
2nd Jul 2026284 PMAQI
2nd Jul 2026255 PMAQI
2nd Jul 2026266 PMAQI
2nd Jul 2026247 PMAQI
2nd Jul 2026248 PMAQI
2nd Jul 2026289 PMAQI
2nd Jul 20262810 PMAQI
2nd Jul 20262911 PMAQI
3rd Jul 20263012 AMAQI
3rd Jul 2026281 AMAQI
3rd Jul 2026282 AMAQI
3rd Jul 2026283 AMAQI
3rd Jul 2026304 AMAQI
17°C11/23°C
3rd Jul 2026285 AMAQI
3rd Jul 2026286 AMAQI
3rd Jul 2026307 AMAQI
3rd Jul 2026288 AMAQI
3rd Jul 2026319 AMAQI
3rd Jul 20262810 AMAQI
3rd Jul 20263011 AMAQI
3rd Jul 20262612 PMAQI
3rd Jul 2026281 PMAQI
3rd Jul 2026282 PMAQI
3rd Jul 2026303 PMAQI
3rd Jul 2026294 PMAQI
3rd Jul 2026265 PMAQI
3rd Jul 2026266 PMAQI
3rd Jul 2026267 PMAQI
3rd Jul 2026268 PMAQI
3rd Jul 2026249 PMAQI
3rd Jul 20262610 PMAQI
3rd Jul 20263011 PMAQI
4th Jul 20262912 AMAQI
4th Jul 2026281 AMAQI
4th Jul 2026252 AMAQI
4th Jul 2026253 AMAQI
4th Jul 2026264 AMAQI
19°C15/24°C
4th Jul 2026265 AMAQI
4th Jul 2026286 AMAQI
4th Jul 2026247 AMAQI
4th Jul 2026288 AMAQI
4th Jul 2026289 AMAQI
4th Jul 20262410 AMAQI
4th Jul 20262611 AMAQI
4th Jul 20262512 PMAQI
4th Jul 2026241 PMAQI
4th Jul 2026262 PMAQI
4th Jul 2026243 PMAQI
4th Jul 2026244 PMAQI
4th Jul 2026205 PMAQI
4th Jul 2026196 PMAQI
4th Jul 2026207 PMAQI
4th Jul 2026208 PMAQI
4th Jul 2026209 PMAQI
4th Jul 20262410 PMAQI
4th Jul 20262811 PMAQI
5th Jul 20262812 AMAQI
5th Jul 2026261 AMAQI
5th Jul 2026262 AMAQI
5th Jul 2026243 AMAQI
5th Jul 2026244 AMAQI
18°C14/24°C
5th Jul 2026245 AMAQI
5th Jul 2026246 AMAQI
5th Jul 2026307 AMAQI
5th Jul 2026288 AMAQI
5th Jul 2026309 AMAQI
5th Jul 20263010 AMAQI
5th Jul 20262811 AMAQI
5th Jul 20262212 PMAQI
5th Jul 2026261 PMAQI
5th Jul 2026262 PMAQI
5th Jul 2026263 PMAQI
5th Jul 2026264 PMAQI
5th Jul 2026225 PMAQI
5th Jul 2026216 PMAQI
5th Jul 2026207 PMAQI
5th Jul 2026208 PMAQI
5th Jul 2026209 PMAQI
5th Jul 20262410 PMAQI
5th Jul 20262811 PMAQI
6th Jul 20262612 AMAQI
6th Jul 2026201 AMAQI
6th Jul 2026202 AMAQI
6th Jul 2026223 AMAQI
6th Jul 2026274 AMAQI
20°C12/28°C
6th Jul 2026265 AMAQI
6th Jul 2026286 AMAQI
6th Jul 2026297 AMAQI
6th Jul 2026328 AMAQI
6th Jul 2026319 AMAQI
6th Jul 20263110 AMAQI
6th Jul 20263211 AMAQI
6th Jul 20263012 PMAQI
6th Jul 2026311 PMAQI
6th Jul 2026302 PMAQI
6th Jul 2026283 PMAQI
6th Jul 2026304 PMAQI
6th Jul 2026265 PMAQI
6th Jul 2026286 PMAQI
6th Jul 2026247 PMAQI
6th Jul 2026258 PMAQI
6th Jul 2026229 PMAQI
6th Jul 20262610 PMAQI
6th Jul 20263211 PMAQI
7th Jul 20262812 AMAQI
7th Jul 2026321 AMAQI
7th Jul 2026302 AMAQI
7th Jul 2026293 AMAQI
7th Jul 2026284 AMAQI
21°C12/31°C
7th Jul 2026285 AMAQI
7th Jul 2026286 AMAQI
7th Jul 2026287 AMAQI
7th Jul 2026348 AMAQI
7th Jul 2026349 AMAQI
7th Jul 20263210 AMAQI
7th Jul 20263011 AMAQI
7th Jul 20262812 PMAQI
7th Jul 2026301 PMAQI
7th Jul 2026302 PMAQI
7th Jul 2026323 PMAQI
7th Jul 2026304 PMAQI
7th Jul 2026285 PMAQI
7th Jul 2026286 PMAQI
7th Jul 2026277 PMAQI
7th Jul 2026268 PMAQI
7th Jul 2026259 PMAQI
7th Jul 20262610 PMAQI
7th Jul 20262811 PMAQI
8th Jul 20262812 AMAQI
8th Jul 2026281 AMAQI
8th Jul 2026242 AMAQI
8th Jul 2026223 AMAQI
8th Jul 2026204 AMAQI
18°C12/26°C
8th Jul 2026225 AMAQI
8th Jul 2026266 AMAQI
8th Jul 2026267 AMAQI
8th Jul 2026318 AMAQI
8th Jul 2026329 AMAQI
8th Jul 20263010 AMAQI
8th Jul 20263111 AMAQI
8th Jul 20263012 PMAQI
8th Jul 2026271 PMAQI
8th Jul 2026292 PMAQI
8th Jul 2026303 PMAQI
8th Jul 2026284 PMAQI
8th Jul 2026245 PMAQI
8th Jul 2026246 PMAQI
8th Jul 2026247 PMAQI
8th Jul 2026268 PMAQI
8th Jul 2026229 PMAQI
8th Jul 20262410 PMAQI
8th Jul 20262811 PMAQI
9th Jul 20262612 AMAQI
9th Jul 2026281 AMAQI
9th Jul 2026272 AMAQI
9th Jul 2026293 AMAQI
9th Jul 2026264 AMAQI
18°C14/25°C
9th Jul 2026285 AMAQI
9th Jul 2026286 AMAQI
9th Jul 2026297 AMAQI
9th Jul 2026298 AMAQI
9th Jul 2026329 AMAQI
9th Jul 20263010 AMAQI
9th Jul 20263211 AMAQI
9th Jul 20262612 PMAQI
9th Jul 2026321 PMAQI
9th Jul 2026302 PMAQI
9th Jul 2026303 PMAQI
9th Jul 2026304 PMAQI
9th Jul 2026305 PMAQI
9th Jul 2026306 PMAQI
9th Jul 2026307 PMAQI
9th Jul 2026288 PMAQI
9th Jul 2026249 PMAQI
9th Jul 20262410 PMAQI
9th Jul 20262411 PMAQI
10th Jul 20262812 AMAQI
10th Jul 2026331 AMAQI
10th Jul 2026302 AMAQI
10th Jul 2026303 AMAQI
10th Jul 2026304 AMAQI
18°C10/28°C
10th Jul 2026325 AMAQI
10th Jul 2026346 AMAQI
10th Jul 2026367 AMAQI
10th Jul 2026388 AMAQI
10th Jul 2026389 AMAQI
10th Jul 20263310 AMAQI
10th Jul 20263211 AMAQI
10th Jul 20262812 PMAQI
10th Jul 2026361 PMAQI
10th Jul 2026342 PMAQI
10th Jul 2026363 PMAQI
10th Jul 2026344 PMAQI
10th Jul 2026365 PMAQI
10th Jul 2026366 PMAQI
10th Jul 2026287 PMAQI
10th Jul 2026268 PMAQI
10th Jul 2026249 PMAQI
10th Jul 20262610 PMAQI
10th Jul 20262411 PMAQI
11th Jul 20262812 AMAQI
11th Jul 2026331 AMAQI
11th Jul 2026312 AMAQI
11th Jul 2026313 AMAQI
11th Jul 2026284 AMAQI
18°C12/25°C
11th Jul 2026325 AMAQI
11th Jul 2026346 AMAQI
11th Jul 2026317 AMAQI
11th Jul 2026328 AMAQI
11th Jul 2026329 AMAQI
11th Jul 20263210 AMAQI
11th Jul 20263411 AMAQI
11th Jul 20262812 PMAQI
11th Jul 2026321 PMAQI
11th Jul 2026302 PMAQI
11th Jul 2026323 PMAQI
11th Jul 2026324 PMAQI
11th Jul 2026325 PMAQI
11th Jul 2026306 PMAQI
11th Jul 2026307 PMAQI
11th Jul 2026288 PMAQI
11th Jul 2026249 PMAQI
11th Jul 20262310 PMAQI
11th Jul 20262411 PMAQI
12th Jul 20262412 AMAQI
12th Jul 2026301 AMAQI
12th Jul 2026302 AMAQI
12th Jul 2026303 AMAQI
12th Jul 2026304 AMAQI
17°C14/23°C
12th Jul 2026305 AMAQI
12th Jul 2026306 AMAQI
12th Jul 2026307 AMAQI
12th Jul 2026328 AMAQI
12th Jul 2026349 AMAQI
12th Jul 20263010 AMAQI
12th Jul 20263211 AMAQI
12th Jul 20263012 PMAQI
12th Jul 2026301 PMAQI
12th Jul 2026282 PMAQI
12th Jul 2026293 PMAQI
12th Jul 2026284 PMAQI
12th Jul 2026325 PMAQI
12th Jul 2026326 PMAQI
12th Jul 2026267 PMAQI
12th Jul 2026308 PMAQI
12th Jul 2026229 PMAQI
12th Jul 20262210 PMAQI
12th Jul 20262211 PMAQI
13th Jul 20262512 AMAQI
13th Jul 2026321 AMAQI
13th Jul 2026322 AMAQI
13th Jul 2026303 AMAQI
13th Jul 2026324 AMAQI
19°C11/27°C
13th Jul 2026335 AMAQI
13th Jul 2026326 AMAQI
13th Jul 2026367 AMAQI
13th Jul 2026348 AMAQI
13th Jul 2026329 AMAQI
13th Jul 20263610 AMAQI
13th Jul 20263211 AMAQI
13th Jul 20262812 PMAQI
13th Jul 2026321 PMAQI
13th Jul 2026322 PMAQI
13th Jul 2026323 PMAQI
13th Jul 2026294 PMAQI
13th Jul 2026325 PMAQI
13th Jul 2026346 PMAQI
13th Jul 2026287 PMAQI
13th Jul 2026268 PMAQI
13th Jul 2026249 PMAQI
13th Jul 20262210 PMAQI
13th Jul 20262211 PMAQI
14th Jul 20262612 AMAQI
14th Jul 2026321 AMAQI
14th Jul 2026322 AMAQI
14th Jul 2026323 AMAQI
14th Jul 2026324 AMAQI
21°C11/30°C
14th Jul 2026325 AMAQI
14th Jul 2026326 AMAQI
14th Jul 2026367 AMAQI
14th Jul 2026368 AMAQI
14th Jul 2026369 AMAQI
14th Jul 20263610 AMAQI
14th Jul 20263711 AMAQI
14th Jul 20262712 PMAQI
14th Jul 2026341 PMAQI
14th Jul 2026282 PMAQI
14th Jul 2026323 PMAQI
14th Jul 2026344 PMAQI
14th Jul 2026325 PMAQI
14th Jul 2026326 PMAQI
14th Jul 2026247 PMAQI
14th Jul 2026248 PMAQI
14th Jul 2026229 PMAQI
14th Jul 20262110 PMAQI
14th Jul 20262011 PMAQI
15th Jul 20262412 AMAQI
15th Jul 2026261 AMAQI
15th Jul 2026242 AMAQI
15th Jul 2026243 AMAQI
15th Jul 2026274 AMAQI
21°C12/31°C
15th Jul 2026255 AMAQI
15th Jul 2026306 AMAQI
15th Jul 2026267 AMAQI
15th Jul 2026268 AMAQI
15th Jul 2026289 AMAQI
15th Jul 20263010 AMAQI
15th Jul 20263011 AMAQI
15th Jul 20263012 PMAQI
15th Jul 2026321 PMAQI
15th Jul 2026282 PMAQI
15th Jul 2026303 PMAQI
15th Jul 2026324 PMAQI
15th Jul 2026335 PMAQI
15th Jul 2026326 PMAQI
15th Jul 2026307 PMAQI
15th Jul 2026288 PMAQI
15th Jul 2026269 PMAQI
15th Jul 20262410 PMAQI
15th Jul 20262511 PMAQI
16th Jul 20262712 AMAQI
16th Jul 2026261 AMAQI
16th Jul 2026302 AMAQI
16th Jul 2026303 AMAQI
16th Jul 2026284 AMAQI
21°C13/29°C
16th Jul 2026305 AMAQI
16th Jul 2026296 AMAQI
16th Jul 2026327 AMAQI
16th Jul 2026318 AMAQI
16th Jul 2026289 AMAQI
16th Jul 20262810 AMAQI
16th Jul 20263211 AMAQI
16th Jul 20262912 PMAQI
16th Jul 2026301 PMAQI
16th Jul 2026302 PMAQI
16th Jul 2026293 PMAQI
16th Jul 2026264 PMAQI
16th Jul 2026285 PMAQI
16th Jul 2026306 PMAQI
16th Jul 2026287 PMAQI
16th Jul 2026288 PMAQI
16th Jul 2026269 PMAQI
16th Jul 20262610 PMAQI
16th Jul 20262411 PMAQI
17th Jul 20261912 AMAQI
17th Jul 2026201 AMAQI
17th Jul 2026692 AMAQI
17th Jul 2026673 AMAQI
17th Jul 2026694 AMAQI
17°C15/23°C
17th Jul 2026715 AMAQI
17th Jul 2026696 AMAQI
17th Jul 2026607 AMAQI
17th Jul 2026548 AMAQI
17th Jul 2026759 AMAQI
17th Jul 20263210 AMAQI
17th Jul 20267711 AMAQI
17th Jul 20266712 PMAQI
17th Jul 2026541 PMAQI
17th Jul 2026542 PMAQI
17th Jul 2026563 PMAQI
17th Jul 2026404 PMAQI
17th Jul 2026455 PMAQI
17th Jul 2026236 PMAQI
17th Jul 2026697 PMAQI
17th Jul 2026608 PMAQI
17th Jul 2026529 PMAQI
17th Jul 20266310 PMAQI
17th Jul 20265411 PMAQI
18th Jul 20264212 AMAQI
18th Jul 2026441 AMAQI
18th Jul 2026562 AMAQI
18th Jul 2026623 AMAQI
18th Jul 2026684 AMAQI
18°C14/25°C
18th Jul 2026665 AMAQI
18th Jul 2026596 AMAQI
18th Jul 2026667 AMAQI
18th Jul 2026668 AMAQI
18th Jul 2026629 AMAQI
18th Jul 20266410 AMAQI
18th Jul 20267611 AMAQI
18th Jul 20265812 PMAQI
18th Jul 2026581 PMAQI
18th Jul 2026582 PMAQI
18th Jul 2026633 PMAQI
18th Jul 2026614 PMAQI
18th Jul 2026625 PMAQI
18th Jul 2026606 PMAQI
18th Jul 2026587 PMAQI
18th Jul 2026508 PMAQI
18th Jul 2026539 PMAQI
18th Jul 20263810 PMAQI
18th Jul 20261811 PMAQI
19th Jul 20264212 AMAQI
19th Jul 2026441 AMAQI
19th Jul 2026462 AMAQI
19th Jul 2026583 AMAQI
19th Jul 2026454 AMAQI
19°C12/25°C
19th Jul 2026645 AMAQI
19th Jul 2026706 AMAQI
19th Jul 2026727 AMAQI
19th Jul 2026608 AMAQI
19th Jul 2026549 AMAQI
19th Jul 20267710 AMAQI
19th Jul 20267411 AMAQI
19th Jul 20267412 PMAQI
19th Jul 2026761 PMAQI
19th Jul 2026772 PMAQI
19th Jul 2026483 PMAQI
19th Jul 2026764 PMAQI
19th Jul 2026475 PMAQI
19th Jul 2026546 PMAQI
19th Jul 2026727 PMAQI
19th Jul 2026678 PMAQI
19th Jul 2026659 PMAQI
19th Jul 20265610 PMAQI
19th Jul 20264611 PMAQI
20th Jul 20267212 AMAQI
20th Jul 2026781 AMAQI
20th Jul 2026702 AMAQI
20th Jul 2026713 AMAQI
20th Jul 2026714 AMAQI
21°C13/29°C
20th Jul 2026785 AMAQI
20th Jul 2026826 AMAQI
20th Jul 2026727 AMAQI
20th Jul 2026508 AMAQI
20th Jul 2026549 AMAQI
20th Jul 20266910 AMAQI
20th Jul 20266511 AMAQI
20th Jul 20264212 PMAQI
20th Jul 2026421 PMAQI
20th Jul 2026532 PMAQI
20th Jul 2026613 PMAQI
20th Jul 2026504 PMAQI
20th Jul 2026465 PMAQI
20th Jul 2026426 PMAQI
20th Jul 2026427 PMAQI
20th Jul 2026449 PMAQI
20th Jul 20264610 PMAQI
20th Jul 20264611 PMAQI
21st Jul 20264612 AMAQI
21st Jul 2026511 AMAQI
21st Jul 2026462 AMAQI
21st Jul 2026523 AMAQI
21st Jul 2026514 AMAQI
24°C15/34°C
21st Jul 2026525 AMAQI
21st Jul 2026526 AMAQI
21st Jul 2026517 AMAQI
21st Jul 2026488 AMAQI
21st Jul 2026449 AMAQI
21st Jul 20264910 AMAQI
21st Jul 20265311 AMAQI
21st Jul 20264412 PMAQI
21st Jul 2026501 PMAQI
21st Jul 2026542 PMAQI
21st Jul 2026483 PMAQI
21st Jul 2026524 PMAQI
21st Jul 2026605 PMAQI
21st Jul 2026646 PMAQI
21st Jul 2026577 PMAQI
21st Jul 2026538 PMAQI
21st Jul 2026509 PMAQI
21st Jul 20265610 PMAQI
21st Jul 20265711 PMAQI
22nd Jul 20265212 AMAQI
22nd Jul 2026521 AMAQI
22nd Jul 2026502 AMAQI
22nd Jul 2026443 AMAQI
22nd Jul 2026444 AMAQI
27°C15/38°C
22nd Jul 2026485 AMAQI
22nd Jul 2026466 AMAQI
22nd Jul 2026467 AMAQI
22nd Jul 2026488 AMAQI
22nd Jul 2026469 AMAQI
22nd Jul 20264410 AMAQI
22nd Jul 20264811 AMAQI
22nd Jul 20265512 PMAQI
22nd Jul 2026521 PMAQI
22nd Jul 2026532 PMAQI
22nd Jul 2026553 PMAQI
22nd Jul 2026544 PMAQI
22nd Jul 2026535 PMAQI
22nd Jul 2026486 PMAQI
22nd Jul 2026567 PMAQI
22nd Jul 2026538 PMAQI
22nd Jul 2026539 PMAQI
22nd Jul 20264810 PMAQI
22nd Jul 20265211 PMAQI
23rd Jul 20264812 AMAQI
23rd Jul 2026461 AMAQI
23rd Jul 2026402 AMAQI
23rd Jul 2026403 AMAQI
23rd Jul 2026404 AMAQI
26°C18/39°C
23rd Jul 2026405 AMAQI
23rd Jul 2026406 AMAQI
23rd Jul 2026447 AMAQI
23rd Jul 2026428 AMAQI
23rd Jul 2026429 AMAQI
23rd Jul 20264810 AMAQI
23rd Jul 20265911 AMAQI
23rd Jul 20265912 PMAQI
23rd Jul 2026571 PMAQI
23rd Jul 2026552 PMAQI
23rd Jul 2026543 PMAQI
23rd Jul 2026654 PMAQI
23rd Jul 2026255 PMAQI
23rd Jul 2026276 PMAQI
23rd Jul 2026447 PMAQI
23rd Jul 2026698 PMAQI
23rd Jul 2026569 PMAQI
23rd Jul 20264610 PMAQI
23rd Jul 20265411 PMAQI
24th Jul 20264212 AMAQI
24th Jul 2026541 AMAQI
24th Jul 2026402 AMAQI
24th Jul 2026583 AMAQI
24th Jul 2026504 AMAQI
21°C17/28°C
24th Jul 2026465 AMAQI
24th Jul 2026466 AMAQI
24th Jul 2026507 AMAQI
24th Jul 2026638 AMAQI
24th Jul 2026659 AMAQI
24th Jul 20267010 AMAQI
24th Jul 20267111 AMAQI
24th Jul 20267212 PMAQI
24th Jul 2026671 PMAQI
24th Jul 2026702 PMAQI
24th Jul 2026663 PMAQI
24th Jul 2026624 PMAQI
24th Jul 2026715 PMAQI
24th Jul 2026706 PMAQI
24th Jul 2026647 PMAQI
24th Jul 2026648 PMAQI
24th Jul 2026619 PMAQI
24th Jul 20265610 PMAQI
24th Jul 20265611 PMAQI
25th Jul 20265412 AMAQI
25th Jul 2026531 AMAQI
25th Jul 2026702 AMAQI
25th Jul 2026673 AMAQI
25th Jul 2026584 AMAQI
21°C15/30°C
25th Jul 2026605 AMAQI
25th Jul 2026546 AMAQI
25th Jul 2026587 AMAQI
25th Jul 2026628 AMAQI
25th Jul 2026569 AMAQI
25th Jul 20266110 AMAQI
25th Jul 20266611 AMAQI
25th Jul 20266312 PMAQI
25th Jul 2026561 PMAQI
25th Jul 2026732 PMAQI
25th Jul 2026623 PMAQI
25th Jul 2026564 PMAQI
25th Jul 2026665 PMAQI
25th Jul 2026466 PMAQI
25th Jul 2026707 PMAQI
25th Jul 2026648 PMAQI
25th Jul 2026559 PMAQI
25th Jul 20265810 PMAQI
25th Jul 20265611 PMAQI
26th Jul 20265812 AMAQI
26th Jul 2026621 AMAQI
26th Jul 2026602 AMAQI
26th Jul 2026523 AMAQI
26th Jul 2026464 AMAQI
19°C15/23°C
26th Jul 2026645 AMAQI
26th Jul 2026646 AMAQI
26th Jul 2026697 AMAQI
26th Jul 2026658 AMAQI
26th Jul 2026649 AMAQI
26th Jul 20266810 AMAQI
26th Jul 20266411 AMAQI
26th Jul 20265812 PMAQI
26th Jul 2026411 PMAQI
26th Jul 2026582 PMAQI
26th Jul 2026553 PMAQI
26th Jul 2026544 PMAQI
26th Jul 2026565 PMAQI
26th Jul 2026546 PMAQI
26th Jul 2026467 PMAQI
26th Jul 2026468 PMAQI
26th Jul 2026629 PMAQI
26th Jul 20265810 PMAQI
26th Jul 20266111 PMAQI
27th Jul 20266612 AMAQI
27th Jul 2026561 AMAQI
27th Jul 2026222 AMAQI
27th Jul 2026463 AMAQI
27th Jul 2026424 AMAQI
20°C15/25°C
27th Jul 2026655 AMAQI
27th Jul 2026706 AMAQI
27th Jul 2026717 AMAQI
27th Jul 2026668 AMAQI
27th Jul 2026729 AMAQI
27th Jul 20267410 AMAQI
27th Jul 20266811 AMAQI
27th Jul 20267012 PMAQI
27th Jul 2026631 PMAQI
27th Jul 2026642 PMAQI
27th Jul 2026643 PMAQI
27th Jul 2026404 PMAQI
27th Jul 2026705 PMAQI
27th Jul 2026486 PMAQI
27th Jul 2026667 PMAQI
27th Jul 2026688 PMAQI
27th Jul 2026619 PMAQI
27th Jul 20266010 PMAQI
27th Jul 20266211 PMAQI
28th Jul 20266112 AMAQI
28th Jul 2026581 AMAQI
28th Jul 2026622 AMAQI
28th Jul 2026583 AMAQI
28th Jul 2026584 AMAQI
20°C14/28°C
28th Jul 2026655 AMAQI
28th Jul 2026536 AMAQI
28th Jul 2026707 AMAQI
28th Jul 2026708 AMAQI
28th Jul 2026749 AMAQI
28th Jul 20267510 AMAQI
28th Jul 20267611 AMAQI
28th Jul 20267012 PMAQI
28th Jul 2026661 PMAQI
28th Jul 2026712 PMAQI
28th Jul 2026643 PMAQI
28th Jul 2026214 PMAQI
28th Jul 2026215 PMAQI
28th Jul 2026516 PMAQI
28th Jul 2026687 PMAQI
28th Jul 2026608 PMAQI
28th Jul 2026599 PMAQI
28th Jul 20265210 PMAQI
28th Jul 20261611 PMAQI
29th Jul 20261812 AMAQI
29th Jul 2026171 AMAQI
29th Jul 2026202 AMAQI
29th Jul 2026223 AMAQI
29th Jul 2026224 AMAQI
19°C15/23°C
29th Jul 2026635 AMAQI
29th Jul 2026586 AMAQI
29th Jul 2026617 AMAQI
29th Jul 2026578 AMAQI
29th Jul 2026689 AMAQI
29th Jul 20264910 AMAQI
29th Jul 20266311 AMAQI
29th Jul 20266412 PMAQI
29th Jul 2026681 PMAQI
29th Jul 2026662 PMAQI
29th Jul 2026723 PMAQI
29th Jul 2026294 PMAQI
29th Jul 2026685 PMAQI
29th Jul 2026656 PMAQI
29th Jul 2026647 PMAQI
29th Jul 2026338 PMAQI
29th Jul 2026599 PMAQI
29th Jul 20266410 PMAQI
29th Jul 20266111 PMAQI
30th Jul 20266412 AMAQI
30th Jul 2026691 AMAQI
30th Jul 2026642 AMAQI
30th Jul 2026523 AMAQI
30th Jul 2026504 AMAQI
20°C13/28°C
30th Jul 2026505 AMAQI
5 AM30th Jul 2026656 AMAQI
30th Jul 2026707 AMAQI
30th Jul 2026668 AMAQI
30th Jul 2026669 AMAQI
30th Jul 20266510 AMAQI
30th Jul 20266811 AMAQI
30th Jul 20266612 PMAQI
30th Jul 2026681 PMAQI
1 PM30th Jul 2026622 PMAQI
30th Jul 2026663 PMAQI
30th Jul 2026694 PMAQI
30th Jul 2026605 PMAQI
30th Jul 2026666 PMAQI
30th Jul 2026677 PMAQI
30th Jul 2026668 PMAQI
30th Jul 2026579 PMAQI
9 PM1 AM
4 AM
20°C12/28°C
Day time
Avg. Highest Time
11 AM
47AQI
1 hours / Day
30 hours / Month
Avg. Lowest Time
4 PM - 6 PM
40AQI
3 hours / Day
90 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 11 AM to 11 AM (Avg. 47), while the lowest AQI was between 4 PM to 6 PM (Avg. 40).
Night time
Avg. Highest Time
3 AM
40AQI
1 hours / Day
30 hours / Month
Avg. Lowest Time
11 PM
36AQI
1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 3 AM to 3 AM (Avg. 40), while the lowest AQI was between 11 PM to 11 PM (Avg. 36).
2026 Days Vs Air Quality
Longview, Washington, United States
2026
90%
187
10%
20
Total number of days with different AQI categories in last 211 days in 2026 (154 days remaining)
Good
187 DaysModerate
20 DaysPoor
0 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 90%
Health Risk Level:
Very Low
In 2026, 90% of 211 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
Longview, Washington, United States
AQI levels in 2026
AQI (US)
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 2026
-1th undefined 2026
-1th undefined 2026
-1th undefined 2026
1st January 2026
62AQI (US)
62AQI (US)
2nd January 2026
24AQI (US)
24AQI (US)
3rd January 2026
23AQI (US)
23AQI (US)
4th January 2026
10AQI (US)
10AQI (US)
5th January 2026
20AQI (US)
20AQI (US)
6th January 2026
23AQI (US)
23AQI (US)
7th January 2026
14AQI (US)
14AQI (US)
8th January 2026
18AQI (US)
18AQI (US)
9th January 2026
19AQI (US)
19AQI (US)
10th January 2026
30AQI (US)
30AQI (US)
11th January 2026
28AQI (US)
28AQI (US)
12th January 2026
26AQI (US)
26AQI (US)
13th January 2026
39AQI (US)
39AQI (US)
14th January 2026
27AQI (US)
27AQI (US)
15th January 2026
16AQI (US)
16AQI (US)
16th January 2026
21AQI (US)
21AQI (US)
17th January 2026
33AQI (US)
33AQI (US)
18th January 2026
31AQI (US)
31AQI (US)
19th January 2026
40AQI (US)
40AQI (US)
20th January 2026
32AQI (US)
32AQI (US)
21st January 2026
42AQI (US)
42AQI (US)
22nd January 2026
48AQI (US)
48AQI (US)
23rd January 2026
53AQI (US)
53AQI (US)
24th January 2026
49AQI (US)
49AQI (US)
25th January 2026
45AQI (US)
45AQI (US)
26th January 2026
46AQI (US)
46AQI (US)
27th January 2026
44AQI (US)
44AQI (US)
28th January 2026
46AQI (US)
46AQI (US)
29th January 2026
52AQI (US)
52AQI (US)
30th January 2026
48AQI (US)
48AQI (US)
31st January 2026
45AQI (US)
45AQI (US)
1st February 2026
48AQI (US)
48AQI (US)
2nd February 2026
48AQI (US)
48AQI (US)
3rd February 2026
48AQI (US)
48AQI (US)
4th February 2026
47AQI (US)
47AQI (US)
5th February 2026
46AQI (US)
46AQI (US)
6th February 2026
39AQI (US)
39AQI (US)
7th February 2026
41AQI (US)
41AQI (US)
8th February 2026
46AQI (US)
46AQI (US)
9th February 2026
45AQI (US)
45AQI (US)
10th February 2026
47AQI (US)
47AQI (US)
11th February 2026
47AQI (US)
47AQI (US)
12th February 2026
46AQI (US)
46AQI (US)
13th February 2026
53AQI (US)
53AQI (US)
14th February 2026
50AQI (US)
50AQI (US)
15th February 2026
40AQI (US)
40AQI (US)
16th February 2026
44AQI (US)
44AQI (US)
17th February 2026
46AQI (US)
46AQI (US)
18th February 2026
42AQI (US)
42AQI (US)
19th February 2026
42AQI (US)
42AQI (US)
20th February 2026
42AQI (US)
42AQI (US)
21st February 2026
38AQI (US)
38AQI (US)
22nd February 2026
37AQI (US)
37AQI (US)
23rd February 2026
39AQI (US)
39AQI (US)
24th February 2026
43AQI (US)
43AQI (US)
25th February 2026
40AQI (US)
40AQI (US)
26th February 2026
35AQI (US)
35AQI (US)
27th February 2026
33AQI (US)
33AQI (US)
28th February 2026
39AQI (US)
39AQI (US)
1st March 2026
42AQI (US)
42AQI (US)
2nd March 2026
52AQI (US)
52AQI (US)
3rd March 2026
44AQI (US)
44AQI (US)
4th March 2026
46AQI (US)
46AQI (US)
5th March 2026
43AQI (US)
43AQI (US)
6th March 2026
38AQI (US)
38AQI (US)
7th March 2026
41AQI (US)
41AQI (US)
8th March 2026
40AQI (US)
40AQI (US)
9th March 2026
40AQI (US)
40AQI (US)
10th March 2026
36AQI (US)
36AQI (US)
11th March 2026
42AQI (US)
42AQI (US)
12th March 2026
42AQI (US)
42AQI (US)
13th March 2026
40AQI (US)
40AQI (US)
14th March 2026
36AQI (US)
36AQI (US)
15th March 2026
36AQI (US)
36AQI (US)
16th March 2026
36AQI (US)
36AQI (US)
17th March 2026
34AQI (US)
34AQI (US)
18th March 2026
32AQI (US)
32AQI (US)
19th March 2026
32AQI (US)
32AQI (US)
20th March 2026
38AQI (US)
38AQI (US)
21st March 2026
36AQI (US)
36AQI (US)
22nd March 2026
37AQI (US)
37AQI (US)
23rd March 2026
39AQI (US)
39AQI (US)
24th March 2026
40AQI (US)
40AQI (US)
25th March 2026
35AQI (US)
35AQI (US)
26th March 2026
34AQI (US)
34AQI (US)
27th March 2026
34AQI (US)
34AQI (US)
28th March 2026
35AQI (US)
35AQI (US)
29th March 2026
30AQI (US)
30AQI (US)
30th March 2026
27AQI (US)
27AQI (US)
31st March 2026
25AQI (US)
25AQI (US)
1st April 2026
33AQI (US)
33AQI (US)
2nd April 2026
35AQI (US)
35AQI (US)
3rd April 2026
28AQI (US)
28AQI (US)
4th April 2026
28AQI (US)
28AQI (US)
5th April 2026
28AQI (US)
28AQI (US)
6th April 2026
26AQI (US)
26AQI (US)
7th April 2026
28AQI (US)
28AQI (US)
8th April 2026
30AQI (US)
30AQI (US)
9th April 2026
28AQI (US)
28AQI (US)
10th April 2026
32AQI (US)
32AQI (US)
11th April 2026
33AQI (US)
33AQI (US)
12th April 2026
29AQI (US)
29AQI (US)
13th April 2026
34AQI (US)
34AQI (US)
14th April 2026
37AQI (US)
37AQI (US)
15th April 2026
33AQI (US)
33AQI (US)
16th April 2026
32AQI (US)
32AQI (US)
17th April 2026
18th April 2026
33AQI (US)
33AQI (US)
19th April 2026
34AQI (US)
34AQI (US)
20th April 2026
30AQI (US)
30AQI (US)
21st April 2026
29AQI (US)
29AQI (US)
22nd April 2026
23rd April 2026
26AQI (US)
26AQI (US)
24th April 2026
30AQI (US)
30AQI (US)
25th April 2026
32AQI (US)
32AQI (US)
26th April 2026
33AQI (US)
33AQI (US)
27th April 2026
28AQI (US)
28AQI (US)
28th April 2026
24AQI (US)
24AQI (US)
29th April 2026
23AQI (US)
23AQI (US)
30th April 2026
26AQI (US)
26AQI (US)
1st May 2026
27AQI (US)
27AQI (US)
2nd May 2026
26AQI (US)
26AQI (US)
3rd May 2026
22AQI (US)
22AQI (US)
4th May 2026
29AQI (US)
29AQI (US)
5th May 2026
32AQI (US)
32AQI (US)
6th May 2026
31AQI (US)
31AQI (US)
7th May 2026
28AQI (US)
28AQI (US)
8th May 2026
27AQI (US)
27AQI (US)
9th May 2026
10th May 2026
34AQI (US)
34AQI (US)
11th May 2026
30AQI (US)
30AQI (US)
12th May 2026
28AQI (US)
28AQI (US)
13th May 2026
29AQI (US)
29AQI (US)
14th May 2026
26AQI (US)
26AQI (US)
15th May 2026
43AQI (US)
43AQI (US)
16th May 2026
51AQI (US)
51AQI (US)
17th May 2026
58AQI (US)
58AQI (US)
18th May 2026
51AQI (US)
51AQI (US)
19th May 2026
52AQI (US)
52AQI (US)
20th May 2026
42AQI (US)
42AQI (US)
21st May 2026
37AQI (US)
37AQI (US)
22nd May 2026
48AQI (US)
48AQI (US)
23rd May 2026
48AQI (US)
48AQI (US)
24th May 2026
39AQI (US)
39AQI (US)
25th May 2026
41AQI (US)
41AQI (US)
26th May 2026
27AQI (US)
27AQI (US)
27th May 2026
28AQI (US)
28AQI (US)
28th May 2026
27AQI (US)
27AQI (US)
29th May 2026
25AQI (US)
25AQI (US)
30th May 2026
28AQI (US)
28AQI (US)
31st May 2026
29AQI (US)
29AQI (US)
1st June 2026
31AQI (US)
31AQI (US)
2nd June 2026
31AQI (US)
31AQI (US)
3rd June 2026
29AQI (US)
29AQI (US)
4th June 2026
25AQI (US)
25AQI (US)
5th June 2026
28AQI (US)
28AQI (US)
6th June 2026
25AQI (US)
25AQI (US)
7th June 2026
24AQI (US)
24AQI (US)
8th June 2026
26AQI (US)
26AQI (US)
9th June 2026
26AQI (US)
26AQI (US)
10th June 2026
27AQI (US)
27AQI (US)
11th June 2026
27AQI (US)
27AQI (US)
12th June 2026
26AQI (US)
26AQI (US)
13th June 2026
25AQI (US)
25AQI (US)
14th June 2026
24AQI (US)
24AQI (US)
15th June 2026
26AQI (US)
26AQI (US)
16th June 2026
27AQI (US)
27AQI (US)
17th June 2026
27AQI (US)
27AQI (US)
18th June 2026
27AQI (US)
27AQI (US)
19th June 2026
25AQI (US)
25AQI (US)
20th June 2026
24AQI (US)
24AQI (US)
21st June 2026
22AQI (US)
22AQI (US)
22nd June 2026
25AQI (US)
25AQI (US)
23rd June 2026
24AQI (US)
24AQI (US)
24th June 2026
24AQI (US)
24AQI (US)
25th June 2026
25AQI (US)
25AQI (US)
26th June 2026
27AQI (US)
27AQI (US)
27th June 2026
29AQI (US)
29AQI (US)
28th June 2026
27AQI (US)
27AQI (US)
29th June 2026
25AQI (US)
25AQI (US)
30th June 2026
26AQI (US)
26AQI (US)
1st July 2026
26AQI (US)
26AQI (US)
2nd July 2026
27AQI (US)
27AQI (US)
3rd July 2026
28AQI (US)
28AQI (US)
4th July 2026
25AQI (US)
25AQI (US)
5th July 2026
25AQI (US)
25AQI (US)
6th July 2026
28AQI (US)
28AQI (US)
7th July 2026
29AQI (US)
29AQI (US)
8th July 2026
26AQI (US)
26AQI (US)
9th July 2026
28AQI (US)
28AQI (US)
10th July 2026
32AQI (US)
32AQI (US)
11th July 2026
30AQI (US)
30AQI (US)
12th July 2026
29AQI (US)
29AQI (US)
13th July 2026
30AQI (US)
30AQI (US)
14th July 2026
30AQI (US)
30AQI (US)
15th July 2026
28AQI (US)
28AQI (US)
16th July 2026
29AQI (US)
29AQI (US)
17th July 2026
55AQI (US)
55AQI (US)
18th July 2026
57AQI (US)
57AQI (US)
19th July 2026
61AQI (US)
61AQI (US)
20th July 2026
59AQI (US)
59AQI (US)
21st July 2026
52AQI (US)
52AQI (US)
22nd July 2026
50AQI (US)
50AQI (US)
23rd July 2026
48AQI (US)
48AQI (US)
24th July 2026
60AQI (US)
60AQI (US)
25th July 2026
60AQI (US)
60AQI (US)
26th July 2026
58AQI (US)
58AQI (US)
27th July 2026
61AQI (US)
61AQI (US)
28th July 2026
58AQI (US)
58AQI (US)
29th July 2026
51AQI (US)
51AQI (US)
30th July 2026
31st July 2026
1st August 2026
2nd August 2026
3rd August 2026
4th August 2026
5th August 2026
6th August 2026
7th August 2026
8th August 2026
9th August 2026
10th August 2026
11th August 2026
12th August 2026
13th August 2026
14th August 2026
15th August 2026
16th August 2026
17th August 2026
18th August 2026
19th August 2026
20th August 2026
21st August 2026
22nd August 2026
23rd August 2026
24th August 2026
25th August 2026
26th August 2026
27th August 2026
28th August 2026
29th August 2026
30th August 2026
31st August 2026
1st September 2026
2nd September 2026
3rd September 2026
4th September 2026
5th September 2026
6th September 2026
7th September 2026
8th September 2026
9th September 2026
10th September 2026
11th September 2026
12th September 2026
13th September 2026
14th September 2026
15th September 2026
16th September 2026
17th September 2026
18th September 2026
19th September 2026
20th September 2026
21st September 2026
22nd September 2026
23rd September 2026
24th September 2026
25th September 2026
26th September 2026
27th September 2026
28th September 2026
29th September 2026
30th September 2026
1st October 2026
2nd October 2026
3rd October 2026
4th October 2026
5th October 2026
6th October 2026
7th October 2026
8th October 2026
9th October 2026
10th October 2026
11th October 2026
12th October 2026
13th October 2026
14th October 2026
15th October 2026
16th October 2026
17th October 2026
18th October 2026
19th October 2026
20th October 2026
21st October 2026
22nd October 2026
23rd October 2026
24th October 2026
25th October 2026
26th October 2026
27th October 2026
28th October 2026
29th October 2026
30th October 2026
31st October 2026
1st November 2026
2nd November 2026
3rd November 2026
4th November 2026
5th November 2026
6th November 2026
7th November 2026
8th November 2026
9th November 2026
10th November 2026
11th November 2026
12th November 2026
13th November 2026
14th November 2026
15th November 2026
16th November 2026
17th November 2026
18th November 2026
19th November 2026
20th November 2026
21st November 2026
22nd November 2026
23rd November 2026
24th November 2026
25th November 2026
26th November 2026
27th November 2026
28th November 2026
29th November 2026
30th November 2026
1st December 2026
2nd December 2026
3rd December 2026
4th December 2026
5th December 2026
6th December 2026
7th December 2026
8th December 2026
9th December 2026
10th December 2026
11th December 2026
12th December 2026
13th December 2026
14th December 2026
15th December 2026
16th December 2026
17th December 2026
18th December 2026
19th December 2026
20th December 2026
21st December 2026
22nd December 2026
23rd December 2026
24th December 2026
25th December 2026
26th December 2026
27th December 2026
28th December 2026
29th December 2026
30th December 2026
31st December 2026
34AQI (US)
43AQI (US)
37AQI (US)
30AQI (US)
35AQI (US)
26AQI (US)
41AQI (US)
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202635AQI (US)
28
3
27
1
30
1
28
26
4
30
18
11
187
20
Highest AQI (US) recorded in
February43AQI (US)
Lowest AQI (US) recorded in
June26AQI (US)
202525AQI (US)
25
6
28
31
30
31
30
31
31
30
30
1
24
6
29
2
350
15
Highest AQI (US) recorded in
January37AQI (US)
Lowest AQI (US) recorded in
May16AQI (US)
202420AQI (US)
29
1
29
31
30
31
30
30
1
31
29
1
31
28
2
31
360
5
Highest AQI (US) recorded in
December28AQI (US)
Lowest AQI (US) recorded in
June11AQI (US)
202321AQI (US)
31
26
2
31
30
31
30
30
1
27
4
30
30
1
25
4
29
2
350
14
Highest AQI (US) recorded in
November36AQI (US)
Lowest AQI (US) recorded in
June9AQI (US)
202222AQI (US)
30
1
21
1
31
30
31
30
24
1
26
3
19
10
2
22
8
30
1
295
24
2
Highest AQI (US) recorded in
October45AQI (US)
Lowest AQI (US) recorded in
May9AQI (US)
202118AQI (US)
27
2
28
31
30
31
29
1
31
31
30
31
30
31
360
3
Highest AQI (US) recorded in
January24AQI (US)
Lowest AQI (US) recorded in
May11AQI (US)
202026AQI (US)
18
18
28
31
31
19
2
1
4
4
30
30
29
234
2
1
4
4
Highest AQI (US) recorded in
September73AQI (US)
Lowest AQI (US) recorded in
June10AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Most Polluted Year Recorded
2026(Avg.)
35AQI (US)Least Polluted Year Recorded
2021(Avg.)
18AQI (US)Longview's annual 2026 AQI (US) (35) shows an average percentage change of 61.6% (worsened AQI (US)) compared to previous years: 2020 (26), 2021 (18), 2022 (22), 2023 (21), 2024 (20), 2025 (25).
