Washington, District of Columbia, 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
Washington, District of Columbia, United States
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
6th Aug 2025
69AQILowest AQI recorded on
1st Aug 2025
27AQISame Day Analysis (9th August ):
On this day, AQI across the 1 years varied significantly: 2025 ranks 1st highest AQI at 33 of Good air quality on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 9th Aug - 10th Aug 2025
Washington, District of Columbia, United States
AQI
Day
Night
.
6 AM9th Aug 2025
8 PM
5 AM10th Aug 2025
Day time
Avg. Highest Time
12PM9th Aug
40AQI
Avg. Lowest Time
6PM9th Aug
28AQI
Night time
Avg. Highest Time
2AM10th Aug
46AQI
Avg. Lowest Time
9PM9th Aug
30AQI
In the last 24 hours,
Washington's AQI reached its highest point of 46 at 2 AM during the Night, while the lowest point, 28, was recorded at 6 PM during the Day between 9th Aug and 10th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Washington, District of Columbia, United States
JulAug
11th - 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 - 06th06th - 07th07th - 08th08th - 09th09th - 10th10th
Day
Night
11th Jul 2025386 AMAQI
11th Jul 2025387 AMAQI
11th Jul 2025448 AMAQI
11th Jul 2025459 AMAQI
11th Jul 20254510 AMAQI
11th Jul 20254411 AMAQI
11th Jul 20254112 PMAQI
11th Jul 2025421 PMAQI
11th Jul 2025432 PMAQI
11th Jul 2025423 PMAQI
11th Jul 2025444 PMAQI
11th Jul 2025445 PMAQI
11th Jul 2025436 PMAQI
11th Jul 2025427 PMAQI
11th Jul 2025428 PMAQI
11th Jul 2025409 PMAQI
11th Jul 20254110 PMAQI
11th Jul 20254411 PMAQI
12th Jul 20254512 AMAQI
12th Jul 2025451 AMAQI
12th Jul 2025472 AMAQI
12th Jul 2025453 AMAQI
12th Jul 2025434 AMAQI
12th Jul 2025465 AMAQI
--°C/°C
12th Jul 2025436 AMAQI
12th Jul 2025427 AMAQI
12th Jul 2025418 AMAQI
12th Jul 2025429 AMAQI
12th Jul 20254410 AMAQI
12th Jul 20254411 AMAQI
12th Jul 20254412 PMAQI
12th Jul 2025441 PMAQI
12th Jul 2025462 PMAQI
12th Jul 2025413 PMAQI
12th Jul 2025434 PMAQI
12th Jul 2025425 PMAQI
12th Jul 2025426 PMAQI
12th Jul 2025427 PMAQI
12th Jul 2025458 PMAQI
12th Jul 2025449 PMAQI
12th Jul 20254310 PMAQI
12th Jul 20254211 PMAQI
13th Jul 20253812 AMAQI
13th Jul 2025341 AMAQI
13th Jul 2025352 AMAQI
13th Jul 2025343 AMAQI
13th Jul 2025344 AMAQI
13th Jul 2025315 AMAQI
29°C24/34°C
13th Jul 2025296 AMAQI
13th Jul 2025287 AMAQI
13th Jul 2025278 AMAQI
13th Jul 2025289 AMAQI
13th Jul 20253310 AMAQI
13th Jul 20253611 AMAQI
13th Jul 20253612 PMAQI
13th Jul 2025381 PMAQI
13th Jul 2025352 PMAQI
13th Jul 2025333 PMAQI
13th Jul 2025334 PMAQI
13th Jul 2025375 PMAQI
13th Jul 2025396 PMAQI
13th Jul 2025367 PMAQI
13th Jul 2025368 PMAQI
13th Jul 2025369 PMAQI
13th Jul 20253510 PMAQI
13th Jul 20253311 PMAQI
14th Jul 20253312 AMAQI
14th Jul 2025341 AMAQI
14th Jul 2025342 AMAQI
14th Jul 2025343 AMAQI
14th Jul 2025334 AMAQI
14th Jul 2025305 AMAQI
28°C24/35°C
14th Jul 2025306 AMAQI
14th Jul 2025317 AMAQI
14th Jul 2025318 AMAQI
14th Jul 2025329 AMAQI
14th Jul 20253610 AMAQI
14th Jul 20253911 AMAQI
14th Jul 20253912 PMAQI
14th Jul 2025361 PMAQI
14th Jul 2025352 PMAQI
14th Jul 2025343 PMAQI
14th Jul 2025374 PMAQI
14th Jul 2025385 PMAQI
14th Jul 2025376 PMAQI
14th Jul 2025347 PMAQI
14th Jul 2025338 PMAQI
14th Jul 2025249 PMAQI
14th Jul 20252510 PMAQI
14th Jul 20252611 PMAQI
15th Jul 20252612 AMAQI
15th Jul 2025261 AMAQI
15th Jul 2025262 AMAQI
15th Jul 2025273 AMAQI
15th Jul 2025294 AMAQI
15th Jul 2025295 AMAQI
27°C24/32°C
15th Jul 2025296 AMAQI
15th Jul 2025277 AMAQI
15th Jul 2025258 AMAQI
15th Jul 2025239 AMAQI
15th Jul 20252410 AMAQI
15th Jul 20252411 AMAQI
15th Jul 20252412 PMAQI
15th Jul 2025291 PMAQI
15th Jul 2025322 PMAQI
15th Jul 2025303 PMAQI
15th Jul 2025324 PMAQI
15th Jul 2025325 PMAQI
15th Jul 2025366 PMAQI
15th Jul 2025327 PMAQI
15th Jul 2025318 PMAQI
15th Jul 2025349 PMAQI
15th Jul 20253410 PMAQI
15th Jul 20253311 PMAQI
16th Jul 20253112 AMAQI
16th Jul 2025321 AMAQI
16th Jul 2025282 AMAQI
16th Jul 2025263 AMAQI
16th Jul 2025274 AMAQI
16th Jul 2025255 AMAQI
27°C22/32°C
16th Jul 2025256 AMAQI
16th Jul 2025287 AMAQI
16th Jul 2025288 AMAQI
16th Jul 2025329 AMAQI
16th Jul 20253410 AMAQI
16th Jul 20253511 AMAQI
16th Jul 20253712 PMAQI
16th Jul 2025391 PMAQI
16th Jul 2025412 PMAQI
16th Jul 2025403 PMAQI
16th Jul 2025414 PMAQI
16th Jul 2025425 PMAQI
16th Jul 2025436 PMAQI
16th Jul 2025387 PMAQI
16th Jul 2025388 PMAQI
16th Jul 2025439 PMAQI
16th Jul 20253710 PMAQI
16th Jul 20252811 PMAQI
17th Jul 20252212 AMAQI
17th Jul 2025201 AMAQI
17th Jul 2025222 AMAQI
17th Jul 2025233 AMAQI
17th Jul 2025264 AMAQI
17th Jul 2025265 AMAQI
26°C24/31°C
17th Jul 2025296 AMAQI
17th Jul 2025337 AMAQI
17th Jul 2025348 AMAQI
17th Jul 2025379 AMAQI
17th Jul 20254110 AMAQI
17th Jul 20254211 AMAQI
17th Jul 20254212 PMAQI
17th Jul 2025411 PMAQI
17th Jul 2025382 PMAQI
17th Jul 2025363 PMAQI
17th Jul 2025374 PMAQI
17th Jul 2025375 PMAQI
17th Jul 2025366 PMAQI
17th Jul 2025367 PMAQI
17th Jul 2025358 PMAQI
17th Jul 2025379 PMAQI
17th Jul 20253710 PMAQI
17th Jul 20253811 PMAQI
18th Jul 20253612 AMAQI
18th Jul 2025361 AMAQI
18th Jul 2025322 AMAQI
18th Jul 2025283 AMAQI
18th Jul 2025274 AMAQI
18th Jul 2025265 AMAQI
30°C23/38°C
18th Jul 2025256 AMAQI
18th Jul 2025247 AMAQI
18th Jul 2025248 AMAQI
18th Jul 2025309 AMAQI
18th Jul 20252910 AMAQI
18th Jul 20252811 AMAQI
18th Jul 20253212 PMAQI
18th Jul 2025341 PMAQI
18th Jul 2025302 PMAQI
18th Jul 2025313 PMAQI
18th Jul 2025324 PMAQI
18th Jul 2025335 PMAQI
18th Jul 2025356 PMAQI
18th Jul 2025337 PMAQI
18th Jul 2025348 PMAQI
18th Jul 2025379 PMAQI
18th Jul 20253810 PMAQI
18th Jul 20253611 PMAQI
19th Jul 20253412 AMAQI
19th Jul 2025351 AMAQI
19th Jul 2025392 AMAQI
19th Jul 2025413 AMAQI
19th Jul 2025404 AMAQI
19th Jul 2025395 AMAQI
28°C24/33°C
19th Jul 2025376 AMAQI
19th Jul 2025387 AMAQI
19th Jul 2025378 AMAQI
19th Jul 2025409 AMAQI
19th Jul 20253910 AMAQI
19th Jul 20253811 AMAQI
19th Jul 20253612 PMAQI
19th Jul 2025331 PMAQI
19th Jul 2025332 PMAQI
19th Jul 2025373 PMAQI
19th Jul 2025384 PMAQI
19th Jul 2025355 PMAQI
19th Jul 2025336 PMAQI
19th Jul 2025347 PMAQI
19th Jul 2025368 PMAQI
19th Jul 2025299 PMAQI
19th Jul 20253310 PMAQI
19th Jul 20253411 PMAQI
20th Jul 20253412 AMAQI
20th Jul 2025331 AMAQI
20th Jul 2025342 AMAQI
20th Jul 2025363 AMAQI
20th Jul 2025364 AMAQI
20th Jul 2025315 AMAQI
27°C24/31°C
20th Jul 2025266 AMAQI
20th Jul 2025257 AMAQI
20th Jul 2025238 AMAQI
20th Jul 2025239 AMAQI
20th Jul 20252810 AMAQI
20th Jul 20253011 AMAQI
20th Jul 20252812 PMAQI
20th Jul 2025271 PMAQI
20th Jul 2025252 PMAQI
20th Jul 2025243 PMAQI
20th Jul 2025244 PMAQI
20th Jul 2025245 PMAQI
20th Jul 2025246 PMAQI
20th Jul 2025277 PMAQI
20th Jul 2025268 PMAQI
20th Jul 2025259 PMAQI
20th Jul 20252810 PMAQI
20th Jul 20253111 PMAQI
21st Jul 20253112 AMAQI
21st Jul 2025291 AMAQI
21st Jul 2025292 AMAQI
21st Jul 2025273 AMAQI
21st Jul 2025254 AMAQI
21st Jul 2025265 AMAQI
28°C24/34°C
21st Jul 2025266 AMAQI
21st Jul 2025287 AMAQI
21st Jul 2025308 AMAQI
21st Jul 2025319 AMAQI
21st Jul 20253010 AMAQI
21st Jul 20253011 AMAQI
21st Jul 20253012 PMAQI
21st Jul 2025331 PMAQI
21st Jul 2025312 PMAQI
21st Jul 2025333 PMAQI
21st Jul 2025344 PMAQI
21st Jul 2025335 PMAQI
21st Jul 2025366 PMAQI
21st Jul 2025317 PMAQI
21st Jul 2025318 PMAQI
21st Jul 2025369 PMAQI
21st Jul 20254010 PMAQI
21st Jul 20254311 PMAQI
22nd Jul 20254412 AMAQI
22nd Jul 2025451 AMAQI
22nd Jul 2025472 AMAQI
22nd Jul 2025483 AMAQI
22nd Jul 2025494 AMAQI
22nd Jul 2025525 AMAQI
27°C22/32°C
22nd Jul 2025546 AMAQI
22nd Jul 2025557 AMAQI
22nd Jul 2025548 AMAQI
22nd Jul 2025539 AMAQI
22nd Jul 20255210 AMAQI
22nd Jul 20255211 AMAQI
22nd Jul 20255412 PMAQI
22nd Jul 2025571 PMAQI
22nd Jul 2025582 PMAQI
22nd Jul 2025563 PMAQI
22nd Jul 2025564 PMAQI
22nd Jul 2025575 PMAQI
22nd Jul 2025586 PMAQI
22nd Jul 2025547 PMAQI
22nd Jul 2025558 PMAQI
22nd Jul 2025569 PMAQI
22nd Jul 20255810 PMAQI
22nd Jul 20255811 PMAQI
23rd Jul 20255612 AMAQI
23rd Jul 2025541 AMAQI
23rd Jul 2025532 AMAQI
23rd Jul 2025513 AMAQI
23rd Jul 2025504 AMAQI
23rd Jul 2025495 AMAQI
26°C20/33°C
23rd Jul 2025506 AMAQI
23rd Jul 2025517 AMAQI
23rd Jul 2025528 AMAQI
23rd Jul 2025539 AMAQI
23rd Jul 20255410 AMAQI
23rd Jul 20255511 AMAQI
23rd Jul 20255512 PMAQI
23rd Jul 2025561 PMAQI
23rd Jul 2025562 PMAQI
23rd Jul 2025553 PMAQI
23rd Jul 2025554 PMAQI
23rd Jul 2025565 PMAQI
23rd Jul 2025556 PMAQI
23rd Jul 2025547 PMAQI
23rd Jul 2025548 PMAQI
23rd Jul 2025539 PMAQI
23rd Jul 20255210 PMAQI
23rd Jul 20255111 PMAQI
24th Jul 20254712 AMAQI
24th Jul 2025341 AMAQI
24th Jul 2025342 AMAQI
24th Jul 2025323 AMAQI
24th Jul 2025324 AMAQI
24th Jul 2025345 AMAQI
26°C22/32°C
24th Jul 2025356 AMAQI
24th Jul 2025337 AMAQI
24th Jul 2025338 AMAQI
24th Jul 2025359 AMAQI
24th Jul 20253710 AMAQI
24th Jul 20253911 AMAQI
24th Jul 20254412 PMAQI
24th Jul 2025441 PMAQI
24th Jul 2025442 PMAQI
24th Jul 2025453 PMAQI
24th Jul 2025464 PMAQI
24th Jul 2025445 PMAQI
24th Jul 2025456 PMAQI
24th Jul 2025427 PMAQI
24th Jul 2025428 PMAQI
24th Jul 2025469 PMAQI
24th Jul 20254910 PMAQI
24th Jul 20255011 PMAQI
25th Jul 20254912 AMAQI
25th Jul 2025501 AMAQI
25th Jul 2025502 AMAQI
25th Jul 2025513 AMAQI
25th Jul 2025504 AMAQI
25th Jul 2025505 AMAQI
28°C21/35°C
25th Jul 2025516 AMAQI
25th Jul 2025497 AMAQI
25th Jul 2025508 AMAQI
25th Jul 2025539 AMAQI
25th Jul 20255310 AMAQI
25th Jul 20255511 AMAQI
25th Jul 20255412 PMAQI
25th Jul 2025551 PMAQI
25th Jul 2025552 PMAQI
25th Jul 2025563 PMAQI
25th Jul 2025554 PMAQI
25th Jul 2025535 PMAQI
25th Jul 2025496 PMAQI
25th Jul 2025497 PMAQI
25th Jul 2025498 PMAQI
25th Jul 2025439 PMAQI
25th Jul 20254410 PMAQI
25th Jul 20254411 PMAQI
26th Jul 20254612 AMAQI
26th Jul 2025431 AMAQI
26th Jul 2025432 AMAQI
26th Jul 2025433 AMAQI
26th Jul 2025444 AMAQI
26th Jul 2025475 AMAQI
31°C24/39°C
26th Jul 2025466 AMAQI
26th Jul 2025447 AMAQI
26th Jul 2025448 AMAQI
26th Jul 2025469 AMAQI
26th Jul 20254710 AMAQI
26th Jul 20254711 AMAQI
26th Jul 20254312 PMAQI
26th Jul 2025391 PMAQI
26th Jul 2025382 PMAQI
26th Jul 2025403 PMAQI
26th Jul 2025414 PMAQI
26th Jul 2025405 PMAQI
26th Jul 2025416 PMAQI
26th Jul 2025447 PMAQI
26th Jul 2025448 PMAQI
26th Jul 2025479 PMAQI
26th Jul 20254810 PMAQI
26th Jul 20254911 PMAQI
27th Jul 20255012 AMAQI
27th Jul 2025541 AMAQI
27th Jul 2025542 AMAQI
27th Jul 2025533 AMAQI
27th Jul 2025524 AMAQI
27th Jul 2025525 AMAQI
30°C24/37°C
27th Jul 2025516 AMAQI
27th Jul 2025527 AMAQI
27th Jul 2025538 AMAQI
27th Jul 2025549 AMAQI
27th Jul 20255410 AMAQI
27th Jul 20255511 AMAQI
27th Jul 20255612 PMAQI
27th Jul 2025541 PMAQI
27th Jul 2025522 PMAQI
27th Jul 2025483 PMAQI
27th Jul 2025424 PMAQI
27th Jul 2025415 PMAQI
27th Jul 2025416 PMAQI
27th Jul 2025497 PMAQI
27th Jul 2025478 PMAQI
27th Jul 2025369 PMAQI
27th Jul 20253710 PMAQI
27th Jul 20253611 PMAQI
28th Jul 20253112 AMAQI
28th Jul 2025251 AMAQI
28th Jul 2025272 AMAQI
28th Jul 2025283 AMAQI
28th Jul 2025274 AMAQI
28th Jul 2025295 AMAQI
30°C25/36°C
28th Jul 2025296 AMAQI
28th Jul 2025267 AMAQI
28th Jul 2025298 AMAQI
28th Jul 2025339 AMAQI
28th Jul 20253810 AMAQI
28th Jul 20254211 AMAQI
28th Jul 20254212 PMAQI
28th Jul 2025431 PMAQI
28th Jul 2025402 PMAQI
28th Jul 2025383 PMAQI
28th Jul 2025384 PMAQI
28th Jul 2025385 PMAQI
28th Jul 2025406 PMAQI
28th Jul 2025347 PMAQI
28th Jul 2025378 PMAQI
28th Jul 2025389 PMAQI
28th Jul 20254310 PMAQI
28th Jul 20254611 PMAQI
29th Jul 20255012 AMAQI
29th Jul 2025511 AMAQI
29th Jul 2025522 AMAQI
29th Jul 2025523 AMAQI
29th Jul 2025524 AMAQI
29th Jul 2025525 AMAQI
31°C24/37°C
29th Jul 2025536 AMAQI
29th Jul 2025537 AMAQI
29th Jul 2025518 AMAQI
29th Jul 2025519 AMAQI
29th Jul 20255310 AMAQI
29th Jul 20255411 AMAQI
29th Jul 20255312 PMAQI
29th Jul 2025521 PMAQI
29th Jul 2025522 PMAQI
29th Jul 2025543 PMAQI
29th Jul 2025554 PMAQI
29th Jul 2025555 PMAQI
29th Jul 2025556 PMAQI
29th Jul 2025537 PMAQI
29th Jul 2025528 PMAQI
29th Jul 2025539 PMAQI
29th Jul 20255410 PMAQI
29th Jul 20255411 PMAQI
30th Jul 20255412 AMAQI
30th Jul 2025541 AMAQI
30th Jul 2025552 AMAQI
30th Jul 2025553 AMAQI
30th Jul 2025564 AMAQI
30th Jul 2025545 AMAQI
31°C24/38°C
30th Jul 2025546 AMAQI
30th Jul 2025547 AMAQI
30th Jul 2025548 AMAQI
30th Jul 2025559 AMAQI
30th Jul 20255610 AMAQI
30th Jul 20255611 AMAQI
30th Jul 20255712 PMAQI
30th Jul 2025551 PMAQI
30th Jul 2025552 PMAQI
30th Jul 2025553 PMAQI
30th Jul 2025554 PMAQI
30th Jul 2025555 PMAQI
30th Jul 2025556 PMAQI
30th Jul 2025557 PMAQI
30th Jul 2025558 PMAQI
30th Jul 2025549 PMAQI
30th Jul 20255510 PMAQI
30th Jul 20255411 PMAQI
31st Jul 20255412 AMAQI
31st Jul 2025531 AMAQI
31st Jul 2025522 AMAQI
31st Jul 2025523 AMAQI
31st Jul 2025514 AMAQI
31st Jul 2025535 AMAQI
31°C26/37°C
31st Jul 2025546 AMAQI
31st Jul 2025567 AMAQI
31st Jul 2025568 AMAQI
31st Jul 2025559 AMAQI
31st Jul 20255610 AMAQI
31st Jul 20255811 AMAQI
31st Jul 20255712 PMAQI
31st Jul 2025571 PMAQI
31st Jul 2025562 PMAQI
31st Jul 2025503 PMAQI
31st Jul 2025404 PMAQI
31st Jul 2025355 PMAQI
31st Jul 2025396 PMAQI
31st Jul 2025557 PMAQI
31st Jul 2025428 PMAQI
31st Jul 2025289 PMAQI
31st Jul 20252910 PMAQI
31st Jul 20252911 PMAQI
1st Aug 20253212 AMAQI
1st Aug 2025331 AMAQI
1st Aug 2025302 AMAQI
1st Aug 2025273 AMAQI
1st Aug 2025244 AMAQI
1st Aug 2025205 AMAQI
29°C22/34°C
1st Aug 2025186 AMAQI
1st Aug 2025187 AMAQI
1st Aug 2025188 AMAQI
1st Aug 2025179 AMAQI
1st Aug 20251810 AMAQI
1st Aug 20252011 AMAQI
1st Aug 20252312 PMAQI
1st Aug 2025241 PMAQI
1st Aug 2025272 PMAQI
1st Aug 2025313 PMAQI
1st Aug 2025344 PMAQI
1st Aug 2025355 PMAQI
1st Aug 2025336 PMAQI
1st Aug 2025277 PMAQI
1st Aug 2025318 PMAQI
1st Aug 2025339 PMAQI
1st Aug 20253110 PMAQI
1st Aug 20253411 PMAQI
2nd Aug 20253712 AMAQI
2nd Aug 2025361 AMAQI
2nd Aug 2025362 AMAQI
2nd Aug 2025363 AMAQI
2nd Aug 2025374 AMAQI
2nd Aug 2025395 AMAQI
21°C19/23°C
2nd Aug 2025376 AMAQI
2nd Aug 2025347 AMAQI
2nd Aug 2025348 AMAQI
2nd Aug 2025369 AMAQI
2nd Aug 20253510 AMAQI
2nd Aug 20253811 AMAQI
2nd Aug 20254012 PMAQI
2nd Aug 2025371 PMAQI
2nd Aug 2025362 PMAQI
2nd Aug 2025353 PMAQI
2nd Aug 2025374 PMAQI
2nd Aug 2025435 PMAQI
2nd Aug 2025426 PMAQI
2nd Aug 2025387 PMAQI
2nd Aug 2025398 PMAQI
2nd Aug 2025459 PMAQI
2nd Aug 20254810 PMAQI
2nd Aug 20255311 PMAQI
3rd Aug 20255412 AMAQI
3rd Aug 2025541 AMAQI
3rd Aug 2025542 AMAQI
3rd Aug 2025533 AMAQI
3rd Aug 2025524 AMAQI
3rd Aug 2025525 AMAQI
22°C17/27°C
3rd Aug 2025526 AMAQI
3rd Aug 2025507 AMAQI
3rd Aug 2025498 AMAQI
3rd Aug 2025509 AMAQI
3rd Aug 20254910 AMAQI
3rd Aug 20254611 AMAQI
3rd Aug 20254212 PMAQI
3rd Aug 2025411 PMAQI
3rd Aug 2025402 PMAQI
3rd Aug 2025373 PMAQI
3rd Aug 2025374 PMAQI
3rd Aug 2025375 PMAQI
3rd Aug 2025386 PMAQI
3rd Aug 2025477 PMAQI
3rd Aug 2025468 PMAQI
3rd Aug 2025439 PMAQI
3rd Aug 20254610 PMAQI
3rd Aug 20255111 PMAQI
4th Aug 20255212 AMAQI
4th Aug 2025511 AMAQI
4th Aug 2025512 AMAQI
4th Aug 2025523 AMAQI
4th Aug 2025534 AMAQI
4th Aug 2025535 AMAQI
23°C16/28°C
4th Aug 2025546 AMAQI
4th Aug 2025547 AMAQI
4th Aug 2025558 AMAQI
4th Aug 2025569 AMAQI
4th Aug 20255510 AMAQI
4th Aug 20255411 AMAQI
4th Aug 20255512 PMAQI
4th Aug 2025571 PMAQI
4th Aug 2025592 PMAQI
4th Aug 2025613 PMAQI
4th Aug 2025614 PMAQI
4th Aug 2025615 PMAQI
4th Aug 2025626 PMAQI
4th Aug 2025547 PMAQI
4th Aug 2025588 PMAQI
4th Aug 2025629 PMAQI
4th Aug 20256210 PMAQI
4th Aug 20256111 PMAQI
5th Aug 20256112 AMAQI
5th Aug 2025621 AMAQI
5th Aug 2025632 AMAQI
5th Aug 2025633 AMAQI
5th Aug 2025634 AMAQI
5th Aug 2025635 AMAQI
25°C16/33°C
5th Aug 2025666 AMAQI
5th Aug 2025657 AMAQI
5th Aug 2025678 AMAQI
5th Aug 2025689 AMAQI
5th Aug 20256710 AMAQI
5th Aug 20256811 AMAQI
5th Aug 20256712 PMAQI
5th Aug 2025681 PMAQI
5th Aug 2025702 PMAQI
5th Aug 2025703 PMAQI
5th Aug 2025704 PMAQI
5th Aug 2025695 PMAQI
5th Aug 2025696 PMAQI
5th Aug 2025667 PMAQI
5th Aug 2025698 PMAQI
5th Aug 2025719 PMAQI
5th Aug 20257210 PMAQI
5th Aug 20257011 PMAQI
6th Aug 20256912 AMAQI
6th Aug 2025701 AMAQI
6th Aug 2025682 AMAQI
6th Aug 2025683 AMAQI
6th Aug 2025684 AMAQI
6th Aug 2025675 AMAQI
25°C19/30°C
6th Aug 2025706 AMAQI
6th Aug 2025707 AMAQI
6th Aug 2025698 AMAQI
6th Aug 2025679 AMAQI
6th Aug 20256810 AMAQI
6th Aug 20256611 AMAQI
6th Aug 20256312 PMAQI
6th Aug 2025611 PMAQI
6th Aug 2025612 PMAQI
6th Aug 2025623 PMAQI
6th Aug 2025614 PMAQI
6th Aug 2025645 PMAQI
6th Aug 2025676 PMAQI
6th Aug 2025697 PMAQI
6th Aug 2025738 PMAQI
6th Aug 2025799 PMAQI
6th Aug 20258110 PMAQI
6th Aug 20258011 PMAQI
7th Aug 20257512 AMAQI
7th Aug 2025751 AMAQI
7th Aug 2025712 AMAQI
7th Aug 2025643 AMAQI
7th Aug 2025614 AMAQI
7th Aug 2025555 AMAQI
23°C22/26°C
7th Aug 2025516 AMAQI
7th Aug 2025457 AMAQI
7th Aug 2025468 AMAQI
7th Aug 2025519 AMAQI
7th Aug 20255610 AMAQI
7th Aug 20256211 AMAQI
7th Aug 20256812 PMAQI
7th Aug 2025711 PMAQI
7th Aug 2025722 PMAQI
7th Aug 2025693 PMAQI
7th Aug 2025714 PMAQI
7th Aug 2025705 PMAQI
7th Aug 2025706 PMAQI
7th Aug 2025687 PMAQI
7th Aug 2025698 PMAQI
7th Aug 2025709 PMAQI
7th Aug 20256910 PMAQI
7th Aug 20256811 PMAQI
8th Aug 20256712 AMAQI
8th Aug 2025661 AMAQI
8th Aug 2025642 AMAQI
8th Aug 2025623 AMAQI
8th Aug 2025584 AMAQI
8th Aug 2025565 AMAQI
24°C20/28°C
8th Aug 2025556 AMAQI
8th Aug 2025527 AMAQI
8th Aug 2025488 AMAQI
8th Aug 2025479 AMAQI
8th Aug 20254210 AMAQI
8th Aug 20253711 AMAQI
8th Aug 20253712 PMAQI
8th Aug 2025361 PMAQI
8th Aug 2025382 PMAQI
8th Aug 2025413 PMAQI
8th Aug 2025404 PMAQI
8th Aug 2025405 PMAQI
8th Aug 2025416 PMAQI
8th Aug 2025467 PMAQI
8th Aug 2025478 PMAQI
8th Aug 2025409 PMAQI
8th Aug 20253910 PMAQI
8th Aug 20254011 PMAQI
9th Aug 20254012 AMAQI
9th Aug 2025341 AMAQI
9th Aug 2025332 AMAQI
9th Aug 2025323 AMAQI
9th Aug 2025314 AMAQI
9th Aug 2025315 AMAQI
23°C19/30°C
9th Aug 2025316 AMAQI
9th Aug 2025317 AMAQI
9th Aug 2025298 AMAQI
9th Aug 2025329 AMAQI
9th Aug 20253510 AMAQI
9th Aug 20253711 AMAQI
9th Aug 20254012 PMAQI
9th Aug 2025361 PMAQI
9th Aug 2025312 PMAQI
9th Aug 2025303 PMAQI
9th Aug 2025294 PMAQI
9th Aug 2025295 PMAQI
9th Aug 2025286 PMAQI
9th Aug 2025327 PMAQI
9th Aug 2025328 PMAQI
9th Aug 2025309 PMAQI
9th Aug 20253310 PMAQI
9th Aug 20253611 PMAQI
10th Aug 20253912 AMAQI
10th Aug 2025431 AMAQI
10th Aug 2025462 AMAQI
10th Aug 2025463 AMAQI
10th Aug 2025434 AMAQI
10th Aug 2025415 AMAQI
24°C18/32°C
10th Aug 2025426 AMAQI
6 AM10th Aug 2025397 AMAQI
10th Aug 2025378 AMAQI
10th Aug 2025429 AMAQI
10th Aug 20254210 AMAQI
10th Aug 20254011 AMAQI
10th Aug 20253812 PMAQI
10th Aug 2025361 PMAQI
1 PM10th Aug 2025352 PMAQI
10th Aug 2025323 PMAQI
10th Aug 2025324 PMAQI
10th Aug 2025325 PMAQI
10th Aug 2025306 PMAQI
10th Aug 2025357 PMAQI
10th Aug 2025378 PMAQI
8 PM10th Aug 2025339 PMAQI
10th Aug 20253610 PMAQI
1 AM
5 AM
25°C17/33°C
Day time
Avg. Highest Time
6 AM - 8 PM
43AQI
15 hours / Day
450 hours / Month
Avg. Lowest Time
6 AM - 8 PM
43AQI
15 hours / Day
450 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 6 AM to 8 PM (Avg. 43), while the lowest AQI was between 6 AM to 8 PM (Avg. 43).
Night time
Avg. Highest Time
12 AM - 11 PM
43AQI
9 hours / Day
270 hours / Month
Avg. Lowest Time
12 AM - 11 PM
43AQI
9 hours / Day
270 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 11 PM (Avg. 43), while the lowest AQI was between 12 AM to 11 PM (Avg. 43).
2025 Days Vs Air Quality
Washington, District of Columbia, United States
2025
84%
114
16%
22
Total number of days with different AQI categories in last 223 days in 2025 (142 days remaining)
Good
114 DaysModerate
22 DaysPoor
0 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 84%
Health Risk Level:
Low
In 2025, 84% of 223 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
Washington, District of Columbia, United States
AQI levels in 2025
AQI
PM2.5
PM10
CO
SO2
NO2
O3
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
1st March 2025
22AQI
22AQI
2nd March 2025
36AQI
36AQI
3rd March 2025
56AQI
56AQI
4th March 2025
38AQI
38AQI
5th March 2025
29AQI
29AQI
1st April 2025
20AQI
20AQI
2nd April 2025
25AQI
25AQI
3rd April 2025
36AQI
36AQI
4th April 2025
32AQI
32AQI
5th April 2025
41AQI
41AQI
6th April 2025
40AQI
40AQI
7th April 2025
19AQI
19AQI
8th April 2025
22AQI
22AQI
9th April 2025
20AQI
20AQI
10th April 2025
24AQI
24AQI
11th April 2025
24AQI
24AQI
12th April 2025
19AQI
19AQI
13th April 2025
20AQI
20AQI
14th April 2025
37AQI
37AQI
15th April 2025
37AQI
37AQI
16th April 2025
15AQI
15AQI
17th April 2025
21AQI
21AQI
18th April 2025
40AQI
40AQI
19th April 2025
55AQI
55AQI
20th April 2025
42AQI
42AQI
21st April 2025
32AQI
32AQI
22nd April 2025
41AQI
41AQI
23rd April 2025
32AQI
32AQI
24th April 2025
50AQI
50AQI
25th April 2025
37AQI
37AQI
26th April 2025
40AQI
40AQI
27th April 2025
13AQI
13AQI
28th April 2025
21AQI
21AQI
29th April 2025
35AQI
35AQI
30th April 2025
36AQI
36AQI
1st May 2025
43AQI
43AQI
2nd May 2025
46AQI
46AQI
3rd May 2025
42AQI
42AQI
4th May 2025
25AQI
25AQI
5th May 2025
27AQI
27AQI
6th May 2025
25AQI
25AQI
7th May 2025
21AQI
21AQI
8th May 2025
36AQI
36AQI
9th May 2025
23AQI
23AQI
10th May 2025
23AQI
23AQI
11th May 2025
35AQI
35AQI
12th May 2025
38AQI
38AQI
13th May 2025
25AQI
25AQI
14th May 2025
31AQI
31AQI
15th May 2025
38AQI
38AQI
16th May 2025
50AQI
50AQI
17th May 2025
32AQI
32AQI
18th May 2025
19AQI
19AQI
19th May 2025
22AQI
22AQI
20th May 2025
21AQI
21AQI
21st May 2025
19AQI
19AQI
22nd May 2025
15AQI
15AQI
23rd May 2025
14AQI
14AQI
24th May 2025
14AQI
14AQI
25th May 2025
17AQI
17AQI
26th May 2025
23AQI
23AQI
27th May 2025
31AQI
31AQI
28th May 2025
19AQI
19AQI
29th May 2025
20AQI
20AQI
30th May 2025
33AQI
33AQI
31st May 2025
31AQI
31AQI
1st June 2025
22AQI
22AQI
2nd June 2025
27AQI
27AQI
3rd June 2025
33AQI
33AQI
4th June 2025
48AQI
48AQI
5th June 2025
54AQI
54AQI
6th June 2025
51AQI
51AQI
7th June 2025
37AQI
37AQI
8th June 2025
45AQI
45AQI
9th June 2025
41AQI
41AQI
10th June 2025
42AQI
42AQI
11th June 2025
54AQI
54AQI
12th June 2025
61AQI
61AQI
13th June 2025
64AQI
64AQI
14th June 2025
49AQI
49AQI
15th June 2025
42AQI
42AQI
16th June 2025
23AQI
23AQI
17th June 2025
27AQI
27AQI
18th June 2025
41AQI
41AQI
19th June 2025
31AQI
31AQI
20th June 2025
24AQI
24AQI
21st June 2025
43AQI
43AQI
22nd June 2025
46AQI
46AQI
23rd June 2025
55AQI
55AQI
24th June 2025
58AQI
58AQI
25th June 2025
58AQI
58AQI
26th June 2025
51AQI
51AQI
27th June 2025
38AQI
38AQI
28th June 2025
31AQI
31AQI
29th June 2025
43AQI
43AQI
30th June 2025
43AQI
43AQI
1st July 2025
47AQI
47AQI
2nd July 2025
31AQI
31AQI
3rd July 2025
43AQI
43AQI
4th July 2025
53AQI
53AQI
5th July 2025
86AQI
86AQI
6th July 2025
53AQI
53AQI
7th July 2025
40AQI
40AQI
8th July 2025
46AQI
46AQI
9th July 2025
35AQI
35AQI
10th July 2025
34AQI
34AQI
11th July 2025
41AQI
41AQI
12th July 2025
44AQI
44AQI
13th July 2025
34AQI
34AQI
14th July 2025
33AQI
33AQI
15th July 2025
29AQI
29AQI
16th July 2025
34AQI
34AQI
17th July 2025
33AQI
33AQI
18th July 2025
32AQI
32AQI
19th July 2025
36AQI
36AQI
20th July 2025
29AQI
29AQI
21st July 2025
31AQI
31AQI
22nd July 2025
53AQI
53AQI
23rd July 2025
53AQI
53AQI
24th July 2025
40AQI
40AQI
25th July 2025
50AQI
50AQI
26th July 2025
44AQI
44AQI
27th July 2025
48AQI
48AQI
28th July 2025
35AQI
35AQI
29th July 2025
53AQI
53AQI
30th July 2025
55AQI
55AQI
31st July 2025
48AQI
48AQI
1st August 2025
27AQI
27AQI
2nd August 2025
39AQI
39AQI
3rd August 2025
47AQI
47AQI
4th August 2025
56AQI
56AQI
5th August 2025
67AQI
67AQI
6th August 2025
69AQI
69AQI
7th August 2025
65AQI
65AQI
8th August 2025
48AQI
48AQI
9th August 2025
33AQI
33AQI
36AQI
31AQI
28AQI
43AQI
43AQI
50AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202537AQI
4
1
29
1
31
21
9
24
7
5
4
114
22
Highest AQI recorded in
August50AQI
Lowest AQI recorded in
May28AQI
Most & Least Polluted Years Over the Last 1 Years
Most Polluted Year Recorded
2025(Avg.)
37AQILeast Polluted Year Recorded
2025(Avg.)
37AQIWashington's annual 2025 AQI (37) shows an average percentage change of NaN% (improved AQI) compared to previous years: .
