Country Background
HistoryAQIPM₂.₅PM₁₀COSO₂NO₂O₃

Lacey, 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

Lacey, Washington, United States

2022
2023
2024
2025
2026
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
5th Jul 2024
91AQI
Lowest AQI recorded on
30th Jul 2024
8AQI

Same Day Analysis (29th July):
On this day, AQI across the 5 years varied significantly: 2026 ranks 1st highest AQI at 32 of Good air quality on the same day.

Day & Night AQI Trend: 28th Jul - 29th Jul 2026

Lacey, Washington, United States

AQI
Day
Night
.

5 AM28th Jul 2026

9 PM

4 AM29th Jul 2026

Day time
Avg. Highest Time
11AM28th Jul

86AQI

Avg. Lowest Time
6PM28th Jul

26AQI

Night time
Avg. Highest Time
9PM28th Jul

53AQI

Avg. Lowest Time
10PM28th Jul

10AQI

In the last 24 hours,

Lacey's AQI reached its highest point of 86 at 11 AM during the Day, while the lowest point, 10, was recorded at 10 PM during the Night between 28th Jul and 29th Jul 2026.

Day & Night AQI Trend : Jun - Jul 2026

Lacey, Washington, United States

JunJul
30th - 01st01st - 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
Day
Night
30th Jun 2026245 AMAQI
30th Jun 2026266 AMAQI
30th Jun 2026267 AMAQI
30th Jun 2026288 AMAQI
30th Jun 2026269 AMAQI
30th Jun 20262810 AMAQI
30th Jun 20262711 AMAQI
30th Jun 20262612 PMAQI
30th Jun 2026261 PMAQI
30th Jun 2026272 PMAQI
30th Jun 2026283 PMAQI
30th Jun 2026264 PMAQI
30th Jun 2026285 PMAQI
30th Jun 2026286 PMAQI
30th Jun 2026277 PMAQI
30th Jun 2026288 PMAQI
30th Jun 2026289 PMAQI
30th Jun 20262610 PMAQI
30th Jun 20262611 PMAQI
1st Jul 20262612 AMAQI
1st Jul 2026261 AMAQI
1st Jul 2026242 AMAQI
1st Jul 2026243 AMAQI
1st Jul 2026264 AMAQI

14°C11/17°C

1st Jul 2026285 AMAQI
1st Jul 2026266 AMAQI
1st Jul 2026287 AMAQI
1st Jul 2026308 AMAQI
1st Jul 2026289 AMAQI
1st Jul 20263010 AMAQI
1st Jul 20262811 AMAQI
1st Jul 20262712 PMAQI
1st Jul 2026271 PMAQI
1st Jul 2026262 PMAQI
1st Jul 2026263 PMAQI
1st Jul 2026254 PMAQI
1st Jul 2026285 PMAQI
1st Jul 2026256 PMAQI
1st Jul 2026227 PMAQI
1st Jul 2026208 PMAQI
1st Jul 2026229 PMAQI
1st Jul 20262110 PMAQI
1st Jul 20262511 PMAQI
2nd Jul 20262512 AMAQI
2nd Jul 2026271 AMAQI
2nd Jul 2026282 AMAQI
2nd Jul 2026283 AMAQI
2nd Jul 2026264 AMAQI

15°C10/20°C

2nd Jul 2026285 AMAQI
2nd Jul 2026276 AMAQI
2nd Jul 2026287 AMAQI
2nd Jul 2026278 AMAQI
2nd Jul 2026289 AMAQI
2nd Jul 20262610 AMAQI
2nd Jul 20262911 AMAQI
2nd Jul 20262612 PMAQI
2nd Jul 2026281 PMAQI
2nd Jul 2026282 PMAQI
2nd Jul 2026293 PMAQI
2nd Jul 2026284 PMAQI
2nd Jul 2026265 PMAQI
2nd Jul 2026266 PMAQI
2nd Jul 2026267 PMAQI
2nd Jul 2026248 PMAQI
2nd Jul 2026279 PMAQI
2nd Jul 20263010 PMAQI
2nd Jul 20263011 PMAQI
3rd Jul 20263012 AMAQI
3rd Jul 2026291 AMAQI
3rd Jul 2026272 AMAQI
3rd Jul 2026303 AMAQI
3rd Jul 2026294 AMAQI

16°C10/21°C

3rd Jul 2026285 AMAQI
3rd Jul 2026306 AMAQI
3rd Jul 2026327 AMAQI
3rd Jul 2026308 AMAQI
3rd Jul 2026329 AMAQI
3rd Jul 20263010 AMAQI
3rd Jul 20263011 AMAQI
3rd Jul 20262612 PMAQI
3rd Jul 2026281 PMAQI
3rd Jul 2026282 PMAQI
3rd Jul 2026283 PMAQI
3rd Jul 2026284 PMAQI
3rd Jul 2026265 PMAQI
3rd Jul 2026286 PMAQI
3rd Jul 2026247 PMAQI
3rd Jul 2026268 PMAQI
3rd Jul 2026249 PMAQI
3rd Jul 20262810 PMAQI
3rd Jul 20262811 PMAQI
4th Jul 20262912 AMAQI
4th Jul 2026281 AMAQI
4th Jul 2026262 AMAQI
4th Jul 2026263 AMAQI
4th Jul 2026254 AMAQI

18°C14/22°C

4th Jul 2026275 AMAQI
4th Jul 2026286 AMAQI
4th Jul 2026267 AMAQI
4th Jul 2026288 AMAQI
4th Jul 2026299 AMAQI
4th Jul 20262610 AMAQI
4th Jul 20262511 AMAQI
4th Jul 20262412 PMAQI
4th Jul 2026251 PMAQI
4th Jul 2026262 PMAQI
4th Jul 2026243 PMAQI
4th Jul 2026244 PMAQI
4th Jul 2026205 PMAQI
4th Jul 2026216 PMAQI
4th Jul 2026207 PMAQI
4th Jul 2026208 PMAQI
4th Jul 2026209 PMAQI
4th Jul 20262310 PMAQI
4th Jul 20262611 PMAQI
5th Jul 20262612 AMAQI
5th Jul 2026261 AMAQI
5th Jul 2026262 AMAQI
5th Jul 2026263 AMAQI
5th Jul 2026244 AMAQI

17°C11/24°C

5th Jul 2026265 AMAQI
5th Jul 2026246 AMAQI
5th Jul 2026287 AMAQI
5th Jul 2026308 AMAQI
5th Jul 2026289 AMAQI
5th Jul 20262810 AMAQI
5th Jul 20262811 AMAQI
5th Jul 20262412 PMAQI
5th Jul 2026271 PMAQI
5th Jul 2026262 PMAQI
5th Jul 2026283 PMAQI
5th Jul 2026284 PMAQI
5th Jul 2026205 PMAQI
5th Jul 2026216 PMAQI
5th Jul 2026217 PMAQI
5th Jul 2026218 PMAQI
5th Jul 2026209 PMAQI
5th Jul 20262310 PMAQI
5th Jul 20262811 PMAQI
6th Jul 20262812 AMAQI
6th Jul 2026211 AMAQI
6th Jul 2026202 AMAQI
6th Jul 2026233 AMAQI
6th Jul 2026294 AMAQI

19°C13/28°C

6th Jul 2026275 AMAQI
6th Jul 2026306 AMAQI
6th Jul 2026307 AMAQI
6th Jul 2026328 AMAQI
6th Jul 2026319 AMAQI
6th Jul 20263110 AMAQI
6th Jul 20263011 AMAQI
6th Jul 20263012 PMAQI
6th Jul 2026321 PMAQI
6th Jul 2026302 PMAQI
6th Jul 2026303 PMAQI
6th Jul 2026314 PMAQI
6th Jul 2026265 PMAQI
6th Jul 2026266 PMAQI
6th Jul 2026247 PMAQI
6th Jul 2026248 PMAQI
6th Jul 2026249 PMAQI
6th Jul 20262610 PMAQI
6th Jul 20263311 PMAQI
7th Jul 20263012 AMAQI
7th Jul 2026301 AMAQI
7th Jul 2026302 AMAQI
7th Jul 2026323 AMAQI
7th Jul 2026294 AMAQI

21°C10/32°C

7th Jul 2026305 AMAQI
7th Jul 2026286 AMAQI
7th Jul 2026277 AMAQI
7th Jul 2026328 AMAQI
7th Jul 2026339 AMAQI
7th Jul 20263110 AMAQI
7th Jul 20263111 AMAQI
7th Jul 20263112 PMAQI
7th Jul 2026301 PMAQI
7th Jul 2026302 PMAQI
7th Jul 2026313 PMAQI
7th Jul 2026314 PMAQI
7th Jul 2026275 PMAQI
7th Jul 2026286 PMAQI
7th Jul 2026277 PMAQI
7th Jul 2026268 PMAQI
7th Jul 2026259 PMAQI
7th Jul 20262610 PMAQI
7th Jul 20262911 PMAQI
8th Jul 20262812 AMAQI
8th Jul 2026261 AMAQI
8th Jul 2026242 AMAQI
8th Jul 2026203 AMAQI
8th Jul 2026224 AMAQI

18°C10/26°C

8th Jul 2026225 AMAQI
8th Jul 2026256 AMAQI
8th Jul 2026287 AMAQI
8th Jul 2026308 AMAQI
8th Jul 2026329 AMAQI
8th Jul 20263210 AMAQI
8th Jul 20263011 AMAQI
8th Jul 20262812 PMAQI
8th Jul 2026301 PMAQI
8th Jul 2026292 PMAQI
8th Jul 2026313 PMAQI
8th Jul 2026294 PMAQI
8th Jul 2026245 PMAQI
8th Jul 2026256 PMAQI
8th Jul 2026247 PMAQI
8th Jul 2026248 PMAQI
8th Jul 2026229 PMAQI
8th Jul 20262410 PMAQI
8th Jul 20262711 PMAQI
9th Jul 20262812 AMAQI
9th Jul 2026281 AMAQI
9th Jul 2026272 AMAQI
9th Jul 2026263 AMAQI
9th Jul 2026284 AMAQI

18°C11/25°C

9th Jul 2026285 AMAQI
9th Jul 2026296 AMAQI
9th Jul 2026317 AMAQI
9th Jul 2026308 AMAQI
9th Jul 2026319 AMAQI
9th Jul 20263010 AMAQI
9th Jul 20263011 AMAQI
9th Jul 20262712 PMAQI
9th Jul 2026301 PMAQI
9th Jul 2026302 PMAQI
9th Jul 2026323 PMAQI
9th Jul 2026324 PMAQI
9th Jul 2026325 PMAQI
9th Jul 2026326 PMAQI
9th Jul 2026277 PMAQI
9th Jul 2026288 PMAQI
9th Jul 2026269 PMAQI
9th Jul 20262410 PMAQI
9th Jul 20262411 PMAQI
10th Jul 20262812 AMAQI
10th Jul 2026331 AMAQI
10th Jul 2026302 AMAQI
10th Jul 2026323 AMAQI
10th Jul 2026334 AMAQI

19°C9/29°C

10th Jul 2026325 AMAQI
10th Jul 2026356 AMAQI
10th Jul 2026367 AMAQI
10th Jul 2026348 AMAQI
10th Jul 2026369 AMAQI
10th Jul 20263410 AMAQI
10th Jul 20263411 AMAQI
10th Jul 20263012 PMAQI
10th Jul 2026361 PMAQI
10th Jul 2026362 PMAQI
10th Jul 2026353 PMAQI
10th Jul 2026334 PMAQI
10th Jul 2026375 PMAQI
10th Jul 2026356 PMAQI
10th Jul 2026317 PMAQI
10th Jul 2026288 PMAQI
10th Jul 2026269 PMAQI
10th Jul 20262510 PMAQI
10th Jul 20262511 PMAQI
11th Jul 20262812 AMAQI
11th Jul 2026321 AMAQI
11th Jul 2026322 AMAQI
11th Jul 2026333 AMAQI
11th Jul 2026294 AMAQI

19°C11/27°C

11th Jul 2026325 AMAQI
11th Jul 2026326 AMAQI
11th Jul 2026357 AMAQI
11th Jul 2026348 AMAQI
11th Jul 2026349 AMAQI
11th Jul 20263410 AMAQI
11th Jul 20263211 AMAQI
11th Jul 20262912 PMAQI
11th Jul 2026311 PMAQI
11th Jul 2026322 PMAQI
11th Jul 2026313 PMAQI
11th Jul 2026324 PMAQI
11th Jul 2026315 PMAQI
11th Jul 2026326 PMAQI
11th Jul 2026277 PMAQI
11th Jul 2026288 PMAQI
11th Jul 2026249 PMAQI
11th Jul 20262410 PMAQI
11th Jul 20262411 PMAQI
12th Jul 20262612 AMAQI
12th Jul 2026301 AMAQI
12th Jul 2026312 AMAQI
12th Jul 2026303 AMAQI
12th Jul 2026304 AMAQI

17°C12/23°C

12th Jul 2026325 AMAQI
12th Jul 2026326 AMAQI
12th Jul 2026317 AMAQI
12th Jul 2026308 AMAQI
12th Jul 2026309 AMAQI
12th Jul 20263210 AMAQI
12th Jul 20263011 AMAQI
12th Jul 20262912 PMAQI
12th Jul 2026301 PMAQI
12th Jul 2026302 PMAQI
12th Jul 2026293 PMAQI
12th Jul 2026314 PMAQI
12th Jul 2026315 PMAQI
12th Jul 2026316 PMAQI
12th Jul 2026287 PMAQI
12th Jul 2026278 PMAQI
12th Jul 2026249 PMAQI
12th Jul 20262210 PMAQI
12th Jul 20262411 PMAQI
13th Jul 20262612 AMAQI
13th Jul 2026301 AMAQI
13th Jul 2026322 AMAQI
13th Jul 2026333 AMAQI
13th Jul 2026324 AMAQI

18°C12/24°C

13th Jul 2026325 AMAQI
13th Jul 2026336 AMAQI
13th Jul 2026367 AMAQI
13th Jul 2026358 AMAQI
13th Jul 2026369 AMAQI
13th Jul 20263310 AMAQI
13th Jul 20263411 AMAQI
13th Jul 20262912 PMAQI
13th Jul 2026341 PMAQI
13th Jul 2026322 PMAQI
13th Jul 2026303 PMAQI
13th Jul 2026294 PMAQI
13th Jul 2026345 PMAQI
13th Jul 2026356 PMAQI
13th Jul 2026277 PMAQI
13th Jul 2026268 PMAQI
13th Jul 2026239 PMAQI
13th Jul 20262110 PMAQI
13th Jul 20262211 PMAQI
14th Jul 20262412 AMAQI
14th Jul 2026321 AMAQI
14th Jul 2026302 AMAQI
14th Jul 2026313 AMAQI
14th Jul 2026334 AMAQI

19°C9/29°C

14th Jul 2026325 AMAQI
14th Jul 2026356 AMAQI
14th Jul 2026367 AMAQI
14th Jul 2026348 AMAQI
14th Jul 2026359 AMAQI
14th Jul 20263410 AMAQI
14th Jul 20263511 AMAQI
14th Jul 20262812 PMAQI
14th Jul 2026321 PMAQI
14th Jul 2026282 PMAQI
14th Jul 2026313 PMAQI
14th Jul 2026324 PMAQI
14th Jul 2026305 PMAQI
14th Jul 2026336 PMAQI
14th Jul 2026267 PMAQI
14th Jul 2026238 PMAQI
14th Jul 2026229 PMAQI
14th Jul 20262210 PMAQI
14th Jul 20262011 PMAQI
15th Jul 20262412 AMAQI
15th Jul 2026261 AMAQI
15th Jul 2026272 AMAQI
15th Jul 2026233 AMAQI
15th Jul 2026264 AMAQI

21°C9/32°C

15th Jul 2026245 AMAQI
15th Jul 2026296 AMAQI
15th Jul 2026267 AMAQI
15th Jul 2026288 AMAQI
15th Jul 2026299 AMAQI
15th Jul 20263110 AMAQI
15th Jul 20263011 AMAQI
15th Jul 20262812 PMAQI
15th Jul 2026291 PMAQI
15th Jul 2026312 PMAQI
15th Jul 2026303 PMAQI
15th Jul 2026294 PMAQI
15th Jul 2026315 PMAQI
15th Jul 2026326 PMAQI
15th Jul 2026307 PMAQI
15th Jul 2026288 PMAQI
15th Jul 2026279 PMAQI
15th Jul 20262510 PMAQI
15th Jul 20262511 PMAQI
16th Jul 20262412 AMAQI
16th Jul 2026271 AMAQI
16th Jul 2026302 AMAQI
16th Jul 2026303 AMAQI
16th Jul 2026304 AMAQI

21°C12/31°C

16th Jul 2026295 AMAQI
16th Jul 2026226 AMAQI
16th Jul 2026327 AMAQI
16th Jul 2026308 AMAQI
16th Jul 2026319 AMAQI
16th Jul 20263010 AMAQI
16th Jul 20263211 AMAQI
16th Jul 20263012 PMAQI
16th Jul 2026291 PMAQI
16th Jul 2026302 PMAQI
16th Jul 2026303 PMAQI
16th Jul 2026254 PMAQI
16th Jul 2026285 PMAQI
16th Jul 2026306 PMAQI
16th Jul 2026287 PMAQI
16th Jul 2026308 PMAQI
16th Jul 2026269 PMAQI
16th Jul 20262510 PMAQI
16th Jul 20262511 PMAQI
17th Jul 20262712 AMAQI
17th Jul 2026231 AMAQI
17th Jul 2026412 AMAQI
17th Jul 2026373 AMAQI
17th Jul 2026514 AMAQI

17°C14/23°C

17th Jul 2026525 AMAQI
17th Jul 2026506 AMAQI
17th Jul 2026507 AMAQI
17th Jul 2026438 AMAQI
17th Jul 2026569 AMAQI
17th Jul 20264810 AMAQI
17th Jul 20265411 AMAQI
17th Jul 20264612 PMAQI
17th Jul 2026581 PMAQI
17th Jul 2026722 PMAQI
17th Jul 2026463 PMAQI
17th Jul 2026364 PMAQI
17th Jul 2026425 PMAQI
17th Jul 2026246 PMAQI
17th Jul 2026327 PMAQI
17th Jul 2026528 PMAQI
17th Jul 2026169 PMAQI
17th Jul 20261610 PMAQI
17th Jul 20262311 PMAQI
18th Jul 20262812 AMAQI
18th Jul 2026201 AMAQI
18th Jul 2026202 AMAQI
18th Jul 2026113 AMAQI
18th Jul 2026164 AMAQI

18°C14/22°C

18th Jul 2026155 AMAQI
18th Jul 2026106 AMAQI
18th Jul 2026337 AMAQI
18th Jul 2026508 AMAQI
18th Jul 2026399 AMAQI
18th Jul 20266010 AMAQI
18th Jul 20266311 AMAQI
18th Jul 20265612 PMAQI
18th Jul 2026881 PMAQI
18th Jul 20261012 PMAQI
18th Jul 2026803 PMAQI
18th Jul 2026634 PMAQI
18th Jul 2026525 PMAQI
18th Jul 2026586 PMAQI
18th Jul 2026427 PMAQI
18th Jul 2026228 PMAQI
18th Jul 2026219 PMAQI
18th Jul 20264110 PMAQI
18th Jul 20262211 PMAQI
19th Jul 20262412 AMAQI
19th Jul 2026161 AMAQI
19th Jul 2026292 AMAQI
19th Jul 2026543 AMAQI
19th Jul 2026584 AMAQI

17°C10/24°C

19th Jul 2026545 AMAQI
19th Jul 2026466 AMAQI
19th Jul 2026557 AMAQI
19th Jul 2026638 AMAQI
19th Jul 2026469 AMAQI
19th Jul 20263510 AMAQI
19th Jul 20263611 AMAQI
19th Jul 20262412 PMAQI
19th Jul 2026311 PMAQI
19th Jul 2026502 PMAQI
19th Jul 2026303 PMAQI
19th Jul 2026754 PMAQI
19th Jul 2026435 PMAQI
19th Jul 2026416 PMAQI
19th Jul 2026387 PMAQI
19th Jul 2026388 PMAQI
19th Jul 2026219 PMAQI
19th Jul 20261410 PMAQI
19th Jul 20262211 PMAQI
20th Jul 20261612 AMAQI
20th Jul 2026181 AMAQI
20th Jul 2026172 AMAQI
20th Jul 2026163 AMAQI
20th Jul 2026244 AMAQI

19°C10/28°C

20th Jul 2026265 AMAQI
20th Jul 2026296 AMAQI
20th Jul 2026127 AMAQI
20th Jul 2026108 AMAQI
20th Jul 2026429 AMAQI
20th Jul 20263210 AMAQI
20th Jul 20266411 AMAQI
20th Jul 20264812 PMAQI
20th Jul 2026401 PMAQI
20th Jul 2026422 PMAQI
20th Jul 2026453 PMAQI
20th Jul 2026484 PMAQI
20th Jul 2026365 PMAQI
20th Jul 2026416 PMAQI
20th Jul 2026387 PMAQI
20th Jul 2026449 PMAQI
20th Jul 20264710 PMAQI
20th Jul 20265011 PMAQI
21st Jul 20264812 AMAQI
21st Jul 2026461 AMAQI
21st Jul 2026422 AMAQI
21st Jul 2026453 AMAQI
21st Jul 2026464 AMAQI

23°C13/33°C

21st Jul 2026475 AMAQI
21st Jul 2026456 AMAQI
21st Jul 2026457 AMAQI
21st Jul 2026448 AMAQI
21st Jul 2026459 AMAQI
21st Jul 20264510 AMAQI
21st Jul 20264211 AMAQI
21st Jul 20264712 PMAQI
21st Jul 2026521 PMAQI
21st Jul 2026502 PMAQI
21st Jul 2026483 PMAQI
21st Jul 2026534 PMAQI
21st Jul 2026565 PMAQI
21st Jul 2026526 PMAQI
21st Jul 2026517 PMAQI
21st Jul 2026528 PMAQI
21st Jul 2026529 PMAQI
21st Jul 20264810 PMAQI
21st Jul 20265011 PMAQI
22nd Jul 20264712 AMAQI
22nd Jul 2026441 AMAQI
22nd Jul 2026432 AMAQI
22nd Jul 2026493 AMAQI
22nd Jul 2026464 AMAQI

27°C15/38°C

22nd Jul 2026485 AMAQI
22nd Jul 2026506 AMAQI
22nd Jul 2026517 AMAQI
22nd Jul 2026488 AMAQI
22nd Jul 2026529 AMAQI
22nd Jul 20265310 AMAQI
22nd Jul 20265711 AMAQI
22nd Jul 20265612 PMAQI
22nd Jul 2026561 PMAQI
22nd Jul 2026562 PMAQI
22nd Jul 2026563 PMAQI
22nd Jul 2026514 PMAQI
22nd Jul 2026505 PMAQI
22nd Jul 2026566 PMAQI
22nd Jul 2026477 PMAQI
22nd Jul 2026468 PMAQI
22nd Jul 2026509 PMAQI
22nd Jul 20264910 PMAQI
22nd Jul 20265711 PMAQI
23rd Jul 20265212 AMAQI
23rd Jul 2026521 AMAQI
23rd Jul 2026422 AMAQI
23rd Jul 2026323 AMAQI
23rd Jul 2026364 AMAQI

27°C16/39°C

23rd Jul 2026405 AMAQI
23rd Jul 2026506 AMAQI
23rd Jul 2026507 AMAQI
23rd Jul 2026468 AMAQI
23rd Jul 2026219 AMAQI
23rd Jul 20264610 AMAQI
23rd Jul 20264611 AMAQI
23rd Jul 20264612 PMAQI
23rd Jul 2026441 PMAQI
23rd Jul 2026482 PMAQI
23rd Jul 2026483 PMAQI
23rd Jul 2026364 PMAQI
23rd Jul 2026375 PMAQI
23rd Jul 2026266 PMAQI
23rd Jul 2026427 PMAQI
23rd Jul 2026548 PMAQI
23rd Jul 2026549 PMAQI
23rd Jul 20264610 PMAQI
23rd Jul 20265811 PMAQI
24th Jul 20263812 AMAQI
24th Jul 2026491 AMAQI
24th Jul 2026322 AMAQI
24th Jul 2026463 AMAQI
24th Jul 2026464 AMAQI

20°C16/28°C

24th Jul 2026425 AMAQI
24th Jul 2026426 AMAQI
24th Jul 2026507 AMAQI
24th Jul 2026528 AMAQI
24th Jul 2026529 AMAQI
24th Jul 20264510 AMAQI
24th Jul 20265811 AMAQI
24th Jul 20264712 PMAQI
24th Jul 2026461 PMAQI
24th Jul 2026462 PMAQI
24th Jul 2026413 PMAQI
24th Jul 2026634 PMAQI
24th Jul 2026505 PMAQI
24th Jul 2026446 PMAQI
24th Jul 2026527 PMAQI
24th Jul 2026478 PMAQI
24th Jul 2026449 PMAQI
24th Jul 20264110 PMAQI
24th Jul 20261011 PMAQI
25th Jul 20261212 AMAQI
25th Jul 2026261 AMAQI
25th Jul 2026372 AMAQI
25th Jul 2026393 AMAQI
25th Jul 2026624 AMAQI

20°C12/31°C

25th Jul 2026595 AMAQI
25th Jul 2026646 AMAQI
25th Jul 2026587 AMAQI
25th Jul 2026588 AMAQI
25th Jul 2026589 AMAQI
25th Jul 20266210 AMAQI
25th Jul 20266811 AMAQI
25th Jul 20264212 PMAQI
25th Jul 2026431 PMAQI
25th Jul 2026632 PMAQI
25th Jul 2026563 PMAQI
25th Jul 2026514 PMAQI
25th Jul 2026445 PMAQI
25th Jul 2026486 PMAQI
25th Jul 2026387 PMAQI
25th Jul 2026418 PMAQI
25th Jul 2026509 PMAQI
25th Jul 20265810 PMAQI
25th Jul 20266111 PMAQI
26th Jul 20263412 AMAQI
26th Jul 2026301 AMAQI
26th Jul 2026182 AMAQI
26th Jul 2026423 AMAQI
26th Jul 2026244 AMAQI

18°C15/23°C

26th Jul 2026205 AMAQI
26th Jul 2026466 AMAQI
26th Jul 2026447 AMAQI
26th Jul 2026428 AMAQI
26th Jul 2026669 AMAQI
26th Jul 20266810 AMAQI
26th Jul 20266111 AMAQI
26th Jul 20266012 PMAQI
26th Jul 2026441 PMAQI
26th Jul 2026582 PMAQI
26th Jul 2026563 PMAQI
26th Jul 2026534 PMAQI
26th Jul 2026595 PMAQI
26th Jul 2026606 PMAQI
26th Jul 2026667 PMAQI
26th Jul 2026628 PMAQI
26th Jul 2026609 PMAQI
26th Jul 20264810 PMAQI
26th Jul 20266411 PMAQI
27th Jul 20266612 AMAQI
27th Jul 2026361 AMAQI
27th Jul 2026222 AMAQI
27th Jul 2026333 AMAQI
27th Jul 2026254 AMAQI

19°C16/24°C

27th Jul 2026365 AMAQI
27th Jul 2026526 AMAQI
27th Jul 2026547 AMAQI
27th Jul 2026448 AMAQI
27th Jul 2026609 AMAQI
27th Jul 20266010 AMAQI
27th Jul 20266111 AMAQI
27th Jul 20267212 PMAQI
27th Jul 2026651 PMAQI
27th Jul 2026562 PMAQI
27th Jul 2026473 PMAQI
27th Jul 2026504 PMAQI
27th Jul 2026365 PMAQI
27th Jul 2026356 PMAQI
27th Jul 2026687 PMAQI
27th Jul 2026568 PMAQI
27th Jul 2026649 PMAQI
27th Jul 20266210 PMAQI
27th Jul 20265811 PMAQI
28th Jul 20266112 AMAQI
28th Jul 2026421 AMAQI
28th Jul 2026492 AMAQI
28th Jul 2026363 AMAQI
28th Jul 2026584 AMAQI

20°C12/27°C

28th Jul 2026545 AMAQI
28th Jul 2026376 AMAQI
28th Jul 2026377 AMAQI
28th Jul 2026468 AMAQI
28th Jul 2026689 AMAQI
28th Jul 20266710 AMAQI
28th Jul 20268611 AMAQI
28th Jul 20265612 PMAQI
28th Jul 2026811 PMAQI
28th Jul 2026482 PMAQI
28th Jul 2026843 PMAQI
28th Jul 2026704 PMAQI
28th Jul 2026305 PMAQI
28th Jul 2026266 PMAQI
28th Jul 2026307 PMAQI
28th Jul 2026618 PMAQI
28th Jul 2026539 PMAQI
28th Jul 20261010 PMAQI
28th Jul 20261711 PMAQI
29th Jul 20261412 AMAQI
29th Jul 2026121 AMAQI
29th Jul 2026122 AMAQI
29th Jul 2026223 AMAQI
29th Jul 2026244 AMAQI

19°C14/24°C

29th Jul 202695 AMAQI
5 AM
29th Jul 2026106 AMAQI
29th Jul 2026177 AMAQI
29th Jul 2026188 AMAQI
29th Jul 2026399 AMAQI
29th Jul 20263410 AMAQI
29th Jul 20263411 AMAQI
29th Jul 20265412 PMAQI
29th Jul 2026601 PMAQI
1 PM
29th Jul 2026572 PMAQI
29th Jul 2026633 PMAQI
29th Jul 2026314 PMAQI
29th Jul 2026465 PMAQI
29th Jul 2026426 PMAQI
29th Jul 2026437 PMAQI
29th Jul 2026458 PMAQI
29th Jul 2026299 PMAQI
9 PM
29th Jul 20262810 PMAQI
29th Jul 20262711 PMAQI
1 AM
4 AM

18°C10/28°C

Day time
Avg. Highest Time
11 AM

42AQI

1 hours / Day
30 hours / Month
Avg. Lowest Time
9 PM

32AQI

1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 11 AM to 11 AM (Avg. 42), while the lowest AQI was between 9 PM to 9 PM (Avg. 32).
Night time
Avg. Highest Time
4 AM

33AQI

1 hours / Day
30 hours / Month
Avg. Lowest Time
2 AM

29AQI

1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 4 AM to 4 AM (Avg. 33), while the lowest AQI was between 2 AM to 2 AM (Avg. 29).

2026 Days Vs Air Quality

Lacey, Washington, United States

2026

96%

199

4%

8

Total number of days with different AQI categories in last 210 days in 2026 (155 days remaining)

Good
199 Days
Moderate
8 Days
Poor
0 Days
Unhealthy
0 Days
Severe
0 Days
Hazardous
0 Days

Under WHO’s Safe Air Quality Limits: 96%

Health Risk Level:

Very Low

In 2026, 96% of 210 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

Lacey, 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
48AQI (US)
2nd January 2026
51AQI (US)
3rd January 2026
21AQI (US)
4th January 2026
14AQI (US)
5th January 2026
19AQI (US)
6th January 2026
20AQI (US)
7th January 2026
14AQI (US)
8th January 2026
13AQI (US)
9th January 2026
25AQI (US)
10th January 2026
34AQI (US)
11th January 2026
24AQI (US)
12th January 2026
17AQI (US)
13th January 2026
19AQI (US)
14th January 2026
22AQI (US)
15th January 2026
15AQI (US)
16th January 2026
20AQI (US)
17th January 2026
46AQI (US)
18th January 2026
66AQI (US)
19th January 2026
57AQI (US)
20th January 2026
40AQI (US)
21st January 2026
32AQI (US)
22nd January 2026
48AQI (US)
23rd January 2026
53AQI (US)
24th January 2026
48AQI (US)
25th January 2026
46AQI (US)
26th January 2026
46AQI (US)
27th January 2026
44AQI (US)
28th January 2026
46AQI (US)
29th January 2026
52AQI (US)
30th January 2026
46AQI (US)
31st January 2026
44AQI (US)
1st February 2026
48AQI (US)
2nd February 2026
49AQI (US)
3rd February 2026
48AQI (US)
4th February 2026
48AQI (US)
5th February 2026
47AQI (US)
6th February 2026
38AQI (US)
7th February 2026
38AQI (US)
8th February 2026
46AQI (US)
9th February 2026
46AQI (US)
10th February 2026
38AQI (US)
11th February 2026
31AQI (US)
12th February 2026
24AQI (US)
13th February 2026
39AQI (US)
14th February 2026
48AQI (US)
15th February 2026
30AQI (US)
16th February 2026
30AQI (US)
17th February 2026
36AQI (US)
18th February 2026
39AQI (US)
19th February 2026
33AQI (US)
20th February 2026
25AQI (US)
21st February 2026
31AQI (US)
22nd February 2026
34AQI (US)
23rd February 2026
31AQI (US)
24th February 2026
30AQI (US)
25th February 2026
28AQI (US)
26th February 2026
40AQI (US)
27th February 2026
22AQI (US)
28th February 2026
28AQI (US)
1st March 2026
32AQI (US)
2nd March 2026
41AQI (US)
3rd March 2026
25AQI (US)
4th March 2026
44AQI (US)
5th March 2026
42AQI (US)
6th March 2026
35AQI (US)
7th March 2026
42AQI (US)
8th March 2026
40AQI (US)
9th March 2026
33AQI (US)
10th March 2026
29AQI (US)
11th March 2026
38AQI (US)
12th March 2026
30AQI (US)
13th March 2026
39AQI (US)
14th March 2026
26AQI (US)
15th March 2026
33AQI (US)
16th March 2026
32AQI (US)
17th March 2026
32AQI (US)
18th March 2026
28AQI (US)
19th March 2026
32AQI (US)
20th March 2026
25AQI (US)
21st March 2026
34AQI (US)
22nd March 2026
36AQI (US)
23rd March 2026
24AQI (US)
24th March 2026
30AQI (US)
25th March 2026
29AQI (US)
26th March 2026
24AQI (US)
27th March 2026
20AQI (US)
28th March 2026
24AQI (US)
29th March 2026
26AQI (US)
30th March 2026
17AQI (US)
31st March 2026
18AQI (US)
1st April 2026
30AQI (US)
2nd April 2026
26AQI (US)
3rd April 2026
18AQI (US)
4th April 2026
24AQI (US)
5th April 2026
26AQI (US)
6th April 2026
24AQI (US)
7th April 2026
16AQI (US)
8th April 2026
20AQI (US)
9th April 2026
19AQI (US)
10th April 2026
31AQI (US)
11th April 2026
28AQI (US)
12th April 2026
28AQI (US)
13th April 2026
22AQI (US)
14th April 2026
34AQI (US)
15th April 2026
33AQI (US)
16th April 2026
28AQI (US)
17th April 2026
18th April 2026
20AQI (US)
19th April 2026
17AQI (US)
20th April 2026
21AQI (US)
21st April 2026
20AQI (US)
22nd April 2026
23rd April 2026
22AQI (US)
24th April 2026
21AQI (US)
25th April 2026
22AQI (US)
26th April 2026
21AQI (US)
27th April 2026
16AQI (US)
28th April 2026
17AQI (US)
29th April 2026
16AQI (US)
30th April 2026
19AQI (US)
1st May 2026
16AQI (US)
2nd May 2026
15AQI (US)
3rd May 2026
20AQI (US)
4th May 2026
22AQI (US)
5th May 2026
20AQI (US)
6th May 2026
21AQI (US)
7th May 2026
16AQI (US)
8th May 2026
25AQI (US)
9th May 2026
10th May 2026
28AQI (US)
11th May 2026
26AQI (US)
12th May 2026
24AQI (US)
13th May 2026
28AQI (US)
14th May 2026
20AQI (US)
15th May 2026
40AQI (US)
16th May 2026
52AQI (US)
17th May 2026
56AQI (US)
18th May 2026
48AQI (US)
19th May 2026
47AQI (US)
20th May 2026
42AQI (US)
21st May 2026
37AQI (US)
22nd May 2026
40AQI (US)
23rd May 2026
48AQI (US)
24th May 2026
38AQI (US)
25th May 2026
42AQI (US)
26th May 2026
28AQI (US)
27th May 2026
28AQI (US)
28th May 2026
27AQI (US)
29th May 2026
26AQI (US)
30th May 2026
28AQI (US)
31st May 2026
29AQI (US)
1st June 2026
31AQI (US)
2nd June 2026
31AQI (US)
3rd June 2026
30AQI (US)
4th June 2026
25AQI (US)
5th June 2026
28AQI (US)
6th June 2026
25AQI (US)
7th June 2026
24AQI (US)
8th June 2026
26AQI (US)
9th June 2026
26AQI (US)
10th June 2026
27AQI (US)
11th June 2026
27AQI (US)
12th June 2026
26AQI (US)
13th June 2026
25AQI (US)
14th June 2026
24AQI (US)
15th June 2026
26AQI (US)
16th June 2026
28AQI (US)
17th June 2026
28AQI (US)
18th June 2026
27AQI (US)
19th June 2026
24AQI (US)
20th June 2026
24AQI (US)
21st June 2026
22AQI (US)
22nd June 2026
24AQI (US)
23rd June 2026
24AQI (US)
24th June 2026
24AQI (US)
25th June 2026
21AQI (US)
26th June 2026
28AQI (US)
27th June 2026
29AQI (US)
28th June 2026
27AQI (US)
29th June 2026
24AQI (US)
30th June 2026
26AQI (US)
1st July 2026
26AQI (US)
2nd July 2026
28AQI (US)
3rd July 2026
28AQI (US)
4th July 2026
24AQI (US)
5th July 2026
25AQI (US)
6th July 2026
28AQI (US)
7th July 2026
29AQI (US)
8th July 2026
26AQI (US)
9th July 2026
28AQI (US)
10th July 2026
32AQI (US)
11th July 2026
30AQI (US)
12th July 2026
29AQI (US)
13th July 2026
31AQI (US)
14th July 2026
30AQI (US)
15th July 2026
28AQI (US)
16th July 2026
28AQI (US)
17th July 2026
42AQI (US)
18th July 2026
42AQI (US)
19th July 2026
39AQI (US)
20th July 2026
34AQI (US)
21st July 2026
48AQI (US)
22nd July 2026
51AQI (US)
23rd July 2026
44AQI (US)
24th July 2026
45AQI (US)
25th July 2026
50AQI (US)
26th July 2026
50AQI (US)
27th July 2026
50AQI (US)
28th July 2026
50AQI (US)
29th July 2026
32AQI (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

35AQI (US)

37AQI (US)

31AQI (US)

23AQI (US)

31AQI (US)

26AQI (US)

35AQI (US)

No. of days

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

202631AQI (US)

26
5
28
31
28
28
2
30
28
1
199
8

Highest AQI (US) recorded in

February

37AQI (US)

Lowest AQI (US) recorded in

April

23AQI (US)

202527AQI (US)

22
9
28
31
30
31
30
31
31
28
2
26
5
26
4
27
4
341
24

Highest AQI (US) recorded in

January

39AQI (US)

Lowest AQI (US) recorded in

May

17AQI (US)

202421AQI (US)

29
1
29
31
30
31
30
30
1
31
29
1
31
28
2
31
360
5

Highest AQI (US) recorded in

December

29AQI (US)

Lowest AQI (US) recorded in

March

13AQI (US)

202323AQI (US)

30
28
31
30
31
30
30
1
27
4
30
31
27
2
31
356
7

Highest AQI (US) recorded in

August

28AQI (US)

Lowest AQI (US) recorded in

March

14AQI (US)

202230AQI (US)

28
1
22
31
17
31
30
22
1
27
2
16
13
2
18
10
2
31
274
26
4

Highest AQI (US) recorded in

October

49AQI (US)

Lowest AQI (US) recorded in

July

19AQI (US)

202123AQI (US)

26
3
28
31
30
29
2
28
2
31
29
1
1
30
31
30
31
354
8
1

Highest AQI (US) recorded in

August

29AQI (US)

Lowest AQI (US) recorded in

February

18AQI (US)

202030AQI (US)

3
20
18
30
31
31
19
4
4
3
29
1
29
1
29
2
239
8
4
3

Highest AQI (US) recorded in

September

70AQI (US)

Lowest AQI (US) recorded in

July

19AQI (US)

Most & Least Polluted Years Over the Last 7 Years

Most Polluted Year Recorded
2026(Avg.)
31AQI (US)
Least Polluted Year Recorded
2024(Avg.)
21AQI (US)

Lacey's annual 2026 AQI (US) (31) shows an average percentage change of 23.1% (worsened AQI (US)) compared to previous years: 2020 (30), 2021 (23), 2022 (30), 2023 (23), 2024 (21), 2025 (27).