Oldtown, Baltimore, Maryland, 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
Oldtown, Baltimore, Maryland, United States
2021
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
5th Aug 2025
68AQILowest AQI recorded on
8th Aug 2024
21AQISame Day Analysis (5th August ):
On this day, AQI across the 3 years varied significantly: 2025 ranks 1st highest AQI at 68 of Moderate air quality on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 5th Aug - 6th Aug 2025
Oldtown, Baltimore, Maryland, United States
AQI
Day
Night
.
5 AM5th Aug 2025
8 PM
4 AM6th Aug 2025
Day time
Avg. Highest Time
9AM5th Aug
69AQI
Avg. Lowest Time
4PM5th Aug
66AQI
Night time
Avg. Highest Time
9PM5th Aug
72AQI
Avg. Lowest Time
4AM6th Aug
68AQI
In the last 24 hours,
Oldtown's AQI reached its highest point of 72 at 9 PM during the Night, while the lowest point, 66, was recorded at 4 PM during the Day between 5th Aug and 6th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Oldtown, Baltimore, Maryland, United States
JulAug
07th - 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 - 06th06th
Day
Night
7th Jul 2025385 AMAQI
7th Jul 2025376 AMAQI
7th Jul 2025397 AMAQI
7th Jul 2025408 AMAQI
7th Jul 2025379 AMAQI
7th Jul 20253410 AMAQI
7th Jul 20253211 AMAQI
7th Jul 20253012 PMAQI
7th Jul 2025311 PMAQI
7th Jul 2025312 PMAQI
7th Jul 2025303 PMAQI
7th Jul 2025294 PMAQI
7th Jul 2025305 PMAQI
7th Jul 2025346 PMAQI
7th Jul 2025377 PMAQI
7th Jul 2025348 PMAQI
7th Jul 2025329 PMAQI
7th Jul 20253010 PMAQI
7th Jul 20252911 PMAQI
8th Jul 20253412 AMAQI
8th Jul 2025341 AMAQI
8th Jul 2025352 AMAQI
8th Jul 2025343 AMAQI
8th Jul 2025374 AMAQI
--°C/°C
8th Jul 2025445 AMAQI
8th Jul 2025426 AMAQI
8th Jul 2025397 AMAQI
8th Jul 2025418 AMAQI
8th Jul 2025449 AMAQI
8th Jul 20254510 AMAQI
8th Jul 20255011 AMAQI
8th Jul 20254912 PMAQI
8th Jul 2025501 PMAQI
8th Jul 2025482 PMAQI
8th Jul 2025463 PMAQI
8th Jul 2025474 PMAQI
8th Jul 2025485 PMAQI
8th Jul 2025426 PMAQI
8th Jul 2025427 PMAQI
8th Jul 2025428 PMAQI
8th Jul 2025389 PMAQI
8th Jul 20253710 PMAQI
8th Jul 20253611 PMAQI
9th Jul 20253712 AMAQI
9th Jul 2025351 AMAQI
9th Jul 2025342 AMAQI
9th Jul 2025333 AMAQI
9th Jul 2025324 AMAQI
29°C24/39°C
9th Jul 2025335 AMAQI
9th Jul 2025366 AMAQI
9th Jul 2025377 AMAQI
9th Jul 2025388 AMAQI
9th Jul 2025369 AMAQI
9th Jul 20253410 AMAQI
9th Jul 20253411 AMAQI
9th Jul 20253812 PMAQI
9th Jul 2025401 PMAQI
9th Jul 2025402 PMAQI
9th Jul 2025393 PMAQI
9th Jul 2025394 PMAQI
9th Jul 2025405 PMAQI
9th Jul 2025426 PMAQI
9th Jul 2025447 PMAQI
9th Jul 2025358 PMAQI
9th Jul 2025309 PMAQI
9th Jul 20252910 PMAQI
9th Jul 20252611 PMAQI
10th Jul 20252712 AMAQI
10th Jul 2025271 AMAQI
10th Jul 2025292 AMAQI
10th Jul 2025293 AMAQI
10th Jul 2025264 AMAQI
27°C21/34°C
10th Jul 2025285 AMAQI
10th Jul 2025286 AMAQI
10th Jul 2025307 AMAQI
10th Jul 2025308 AMAQI
10th Jul 2025309 AMAQI
10th Jul 20253010 AMAQI
10th Jul 20252911 AMAQI
10th Jul 20253012 PMAQI
10th Jul 2025331 PMAQI
10th Jul 2025322 PMAQI
10th Jul 2025333 PMAQI
10th Jul 2025294 PMAQI
10th Jul 2025325 PMAQI
10th Jul 2025346 PMAQI
10th Jul 2025327 PMAQI
10th Jul 2025328 PMAQI
10th Jul 2025359 PMAQI
10th Jul 20253410 PMAQI
10th Jul 20253211 PMAQI
11th Jul 20253312 AMAQI
11th Jul 2025311 AMAQI
11th Jul 2025332 AMAQI
11th Jul 2025343 AMAQI
11th Jul 2025354 AMAQI
26°C23/30°C
11th Jul 2025355 AMAQI
11th Jul 2025356 AMAQI
11th Jul 2025347 AMAQI
11th Jul 2025348 AMAQI
11th Jul 2025369 AMAQI
11th Jul 20253810 AMAQI
11th Jul 20254211 AMAQI
11th Jul 20253912 PMAQI
11th Jul 2025381 PMAQI
11th Jul 2025382 PMAQI
11th Jul 2025343 PMAQI
11th Jul 2025344 PMAQI
11th Jul 2025335 PMAQI
11th Jul 2025346 PMAQI
11th Jul 2025347 PMAQI
11th Jul 2025378 PMAQI
11th Jul 2025349 PMAQI
11th Jul 20253610 PMAQI
11th Jul 20253511 PMAQI
12th Jul 20253512 AMAQI
12th Jul 2025331 AMAQI
12th Jul 2025342 AMAQI
12th Jul 2025303 AMAQI
12th Jul 2025304 AMAQI
28°C22/35°C
12th Jul 2025335 AMAQI
12th Jul 2025316 AMAQI
12th Jul 2025327 AMAQI
12th Jul 2025338 AMAQI
12th Jul 2025329 AMAQI
12th Jul 20253610 AMAQI
12th Jul 20253511 AMAQI
12th Jul 20253512 PMAQI
12th Jul 2025341 PMAQI
12th Jul 2025362 PMAQI
12th Jul 2025343 PMAQI
12th Jul 2025324 PMAQI
12th Jul 2025315 PMAQI
12th Jul 2025306 PMAQI
12th Jul 2025307 PMAQI
12th Jul 2025328 PMAQI
12th Jul 2025329 PMAQI
12th Jul 20253210 PMAQI
12th Jul 20253011 PMAQI
13th Jul 20252912 AMAQI
13th Jul 2025281 AMAQI
13th Jul 2025282 AMAQI
13th Jul 2025263 AMAQI
13th Jul 2025224 AMAQI
29°C24/36°C
13th Jul 2025225 AMAQI
13th Jul 2025246 AMAQI
13th Jul 2025247 AMAQI
13th Jul 2025248 AMAQI
13th Jul 2025249 AMAQI
13th Jul 20252710 AMAQI
13th Jul 20252711 AMAQI
13th Jul 20252712 PMAQI
13th Jul 2025291 PMAQI
13th Jul 2025302 PMAQI
13th Jul 2025253 PMAQI
13th Jul 2025254 PMAQI
13th Jul 2025275 PMAQI
13th Jul 2025286 PMAQI
13th Jul 2025267 PMAQI
13th Jul 2025288 PMAQI
13th Jul 2025329 PMAQI
13th Jul 20253210 PMAQI
13th Jul 20253011 PMAQI
14th Jul 20253012 AMAQI
14th Jul 2025331 AMAQI
14th Jul 2025322 AMAQI
14th Jul 2025343 AMAQI
14th Jul 2025304 AMAQI
28°C23/33°C
14th Jul 2025275 AMAQI
14th Jul 2025256 AMAQI
14th Jul 2025247 AMAQI
14th Jul 2025268 AMAQI
14th Jul 2025289 AMAQI
14th Jul 20252610 AMAQI
14th Jul 20252611 AMAQI
14th Jul 20252812 PMAQI
14th Jul 2025301 PMAQI
14th Jul 2025322 PMAQI
14th Jul 2025303 PMAQI
14th Jul 2025284 PMAQI
14th Jul 2025315 PMAQI
14th Jul 2025296 PMAQI
14th Jul 2025317 PMAQI
14th Jul 2025288 PMAQI
14th Jul 2025229 PMAQI
14th Jul 20252410 PMAQI
14th Jul 20252511 PMAQI
15th Jul 20252412 AMAQI
15th Jul 2025241 AMAQI
15th Jul 2025232 AMAQI
15th Jul 2025243 AMAQI
15th Jul 2025264 AMAQI
28°C24/32°C
15th Jul 2025285 AMAQI
15th Jul 2025246 AMAQI
15th Jul 2025227 AMAQI
15th Jul 2025238 AMAQI
15th Jul 2025239 AMAQI
15th Jul 20252410 AMAQI
15th Jul 20252411 AMAQI
15th Jul 20252412 PMAQI
15th Jul 2025281 PMAQI
15th Jul 2025282 PMAQI
15th Jul 2025283 PMAQI
15th Jul 2025314 PMAQI
15th Jul 2025295 PMAQI
15th Jul 2025306 PMAQI
15th Jul 2025307 PMAQI
15th Jul 2025308 PMAQI
15th Jul 2025329 PMAQI
15th Jul 20253210 PMAQI
15th Jul 20253211 PMAQI
16th Jul 20252912 AMAQI
16th Jul 2025281 AMAQI
16th Jul 2025262 AMAQI
16th Jul 2025253 AMAQI
16th Jul 2025254 AMAQI
28°C22/34°C
16th Jul 2025245 AMAQI
16th Jul 2025256 AMAQI
16th Jul 2025307 AMAQI
16th Jul 2025278 AMAQI
16th Jul 2025309 AMAQI
16th Jul 20253110 AMAQI
16th Jul 20253211 AMAQI
16th Jul 20253512 PMAQI
16th Jul 2025361 PMAQI
16th Jul 2025382 PMAQI
16th Jul 2025353 PMAQI
16th Jul 2025344 PMAQI
16th Jul 2025315 PMAQI
16th Jul 2025316 PMAQI
16th Jul 2025357 PMAQI
16th Jul 2025378 PMAQI
16th Jul 2025389 PMAQI
16th Jul 20253410 PMAQI
16th Jul 20252811 PMAQI
17th Jul 20252412 AMAQI
17th Jul 2025211 AMAQI
17th Jul 2025272 AMAQI
17th Jul 2025283 AMAQI
17th Jul 2025264 AMAQI
27°C24/32°C
17th Jul 2025245 AMAQI
17th Jul 2025246 AMAQI
17th Jul 2025277 AMAQI
17th Jul 2025318 AMAQI
17th Jul 2025329 AMAQI
17th Jul 20253410 AMAQI
17th Jul 20253411 AMAQI
17th Jul 20253512 PMAQI
17th Jul 2025331 PMAQI
17th Jul 2025342 PMAQI
17th Jul 2025323 PMAQI
17th Jul 2025344 PMAQI
17th Jul 2025325 PMAQI
17th Jul 2025316 PMAQI
17th Jul 2025327 PMAQI
17th Jul 2025328 PMAQI
17th Jul 2025329 PMAQI
17th Jul 20253410 PMAQI
17th Jul 20253311 PMAQI
18th Jul 20253412 AMAQI
18th Jul 2025361 AMAQI
18th Jul 2025322 AMAQI
18th Jul 2025313 AMAQI
18th Jul 2025324 AMAQI
30°C23/38°C
18th Jul 2025285 AMAQI
18th Jul 2025296 AMAQI
18th Jul 2025287 AMAQI
18th Jul 2025288 AMAQI
18th Jul 2025299 AMAQI
18th Jul 20252710 AMAQI
18th Jul 20252811 AMAQI
18th Jul 20252812 PMAQI
18th Jul 2025301 PMAQI
18th Jul 2025312 PMAQI
18th Jul 2025293 PMAQI
18th Jul 2025284 PMAQI
18th Jul 2025275 PMAQI
18th Jul 2025276 PMAQI
18th Jul 2025317 PMAQI
18th Jul 2025308 PMAQI
18th Jul 2025279 PMAQI
18th Jul 20253210 PMAQI
18th Jul 20253111 PMAQI
19th Jul 20253012 AMAQI
19th Jul 2025301 AMAQI
19th Jul 2025332 AMAQI
19th Jul 2025313 AMAQI
19th Jul 2025324 AMAQI
28°C24/33°C
19th Jul 2025335 AMAQI
19th Jul 2025326 AMAQI
19th Jul 2025327 AMAQI
19th Jul 2025338 AMAQI
19th Jul 2025349 AMAQI
19th Jul 20253210 AMAQI
19th Jul 20253211 AMAQI
19th Jul 20253212 PMAQI
19th Jul 2025291 PMAQI
19th Jul 2025302 PMAQI
19th Jul 2025343 PMAQI
19th Jul 2025334 PMAQI
19th Jul 2025315 PMAQI
19th Jul 2025316 PMAQI
19th Jul 2025317 PMAQI
19th Jul 2025328 PMAQI
19th Jul 2025309 PMAQI
19th Jul 20253210 PMAQI
19th Jul 20253211 PMAQI
20th Jul 20253412 AMAQI
20th Jul 2025321 AMAQI
20th Jul 2025292 AMAQI
20th Jul 2025303 AMAQI
20th Jul 2025334 AMAQI
27°C24/32°C
20th Jul 2025315 AMAQI
20th Jul 2025306 AMAQI
20th Jul 2025307 AMAQI
20th Jul 2025278 AMAQI
20th Jul 2025259 AMAQI
20th Jul 20253110 AMAQI
20th Jul 20253111 AMAQI
20th Jul 20252712 PMAQI
20th Jul 2025271 PMAQI
20th Jul 2025282 PMAQI
20th Jul 2025263 PMAQI
20th Jul 2025264 PMAQI
20th Jul 2025235 PMAQI
20th Jul 2025246 PMAQI
20th Jul 2025267 PMAQI
20th Jul 2025288 PMAQI
20th Jul 2025279 PMAQI
20th Jul 20252910 PMAQI
20th Jul 20253011 PMAQI
21st Jul 20252712 AMAQI
21st Jul 2025261 AMAQI
21st Jul 2025262 AMAQI
21st Jul 2025253 AMAQI
21st Jul 2025254 AMAQI
28°C24/33°C
21st Jul 2025305 AMAQI
21st Jul 2025306 AMAQI
21st Jul 2025307 AMAQI
21st Jul 2025288 AMAQI
21st Jul 2025299 AMAQI
21st Jul 20253010 AMAQI
21st Jul 20253011 AMAQI
21st Jul 20252912 PMAQI
21st Jul 2025341 PMAQI
21st Jul 2025332 PMAQI
21st Jul 2025323 PMAQI
21st Jul 2025354 PMAQI
21st Jul 2025345 PMAQI
21st Jul 2025386 PMAQI
21st Jul 2025367 PMAQI
21st Jul 2025348 PMAQI
21st Jul 2025429 PMAQI
21st Jul 20254310 PMAQI
21st Jul 20254511 PMAQI
22nd Jul 20254512 AMAQI
22nd Jul 2025521 AMAQI
22nd Jul 2025542 AMAQI
22nd Jul 2025563 AMAQI
22nd Jul 2025554 AMAQI
27°C22/32°C
22nd Jul 2025545 AMAQI
22nd Jul 2025566 AMAQI
22nd Jul 2025557 AMAQI
22nd Jul 2025548 AMAQI
22nd Jul 2025529 AMAQI
22nd Jul 20255210 AMAQI
22nd Jul 20255311 AMAQI
22nd Jul 20255312 PMAQI
22nd Jul 2025511 PMAQI
22nd Jul 2025552 PMAQI
22nd Jul 2025573 PMAQI
22nd Jul 2025574 PMAQI
22nd Jul 2025575 PMAQI
22nd Jul 2025566 PMAQI
22nd Jul 2025557 PMAQI
22nd Jul 2025568 PMAQI
22nd Jul 2025569 PMAQI
22nd Jul 20255410 PMAQI
22nd Jul 20255411 PMAQI
23rd Jul 20255012 AMAQI
23rd Jul 2025461 AMAQI
23rd Jul 2025502 AMAQI
23rd Jul 2025483 AMAQI
23rd Jul 2025464 AMAQI
25°C18/33°C
23rd Jul 2025465 AMAQI
23rd Jul 2025496 AMAQI
23rd Jul 2025487 AMAQI
23rd Jul 2025488 AMAQI
23rd Jul 2025459 AMAQI
23rd Jul 20254410 AMAQI
23rd Jul 20254411 AMAQI
23rd Jul 20254312 PMAQI
23rd Jul 2025441 PMAQI
23rd Jul 2025462 PMAQI
23rd Jul 2025443 PMAQI
23rd Jul 2025454 PMAQI
23rd Jul 2025445 PMAQI
23rd Jul 2025446 PMAQI
23rd Jul 2025467 PMAQI
23rd Jul 2025478 PMAQI
23rd Jul 2025429 PMAQI
23rd Jul 20253910 PMAQI
23rd Jul 20253811 PMAQI
24th Jul 20253712 AMAQI
24th Jul 2025311 AMAQI
24th Jul 2025302 AMAQI
24th Jul 2025303 AMAQI
24th Jul 2025324 AMAQI
26°C21/32°C
24th Jul 2025305 AMAQI
24th Jul 2025306 AMAQI
24th Jul 2025317 AMAQI
24th Jul 2025328 AMAQI
24th Jul 2025349 AMAQI
24th Jul 20253410 AMAQI
24th Jul 20253511 AMAQI
24th Jul 20254212 PMAQI
24th Jul 2025431 PMAQI
24th Jul 2025432 PMAQI
24th Jul 2025423 PMAQI
24th Jul 2025434 PMAQI
24th Jul 2025425 PMAQI
24th Jul 2025436 PMAQI
24th Jul 2025397 PMAQI
24th Jul 2025398 PMAQI
24th Jul 2025429 PMAQI
24th Jul 20254410 PMAQI
24th Jul 20254211 PMAQI
25th Jul 20254212 AMAQI
25th Jul 2025481 AMAQI
25th Jul 2025442 AMAQI
25th Jul 2025423 AMAQI
25th Jul 2025454 AMAQI
28°C22/33°C
25th Jul 2025465 AMAQI
25th Jul 2025486 AMAQI
25th Jul 2025507 AMAQI
25th Jul 2025508 AMAQI
25th Jul 2025529 AMAQI
25th Jul 20255210 AMAQI
25th Jul 20255211 AMAQI
25th Jul 20255312 PMAQI
25th Jul 2025541 PMAQI
25th Jul 2025562 PMAQI
25th Jul 2025553 PMAQI
25th Jul 2025544 PMAQI
25th Jul 2025535 PMAQI
25th Jul 2025516 PMAQI
25th Jul 2025507 PMAQI
25th Jul 2025508 PMAQI
25th Jul 2025499 PMAQI
25th Jul 20254710 PMAQI
25th Jul 20254311 PMAQI
26th Jul 20254312 AMAQI
26th Jul 2025401 AMAQI
26th Jul 2025402 AMAQI
26th Jul 2025403 AMAQI
26th Jul 2025424 AMAQI
31°C24/40°C
26th Jul 2025435 AMAQI
26th Jul 2025446 AMAQI
26th Jul 2025407 AMAQI
26th Jul 2025408 AMAQI
26th Jul 2025429 AMAQI
26th Jul 20254410 AMAQI
26th Jul 20254011 AMAQI
26th Jul 20254212 PMAQI
26th Jul 2025401 PMAQI
26th Jul 2025392 PMAQI
26th Jul 2025393 PMAQI
26th Jul 2025394 PMAQI
26th Jul 2025385 PMAQI
26th Jul 2025406 PMAQI
26th Jul 2025447 PMAQI
26th Jul 2025448 PMAQI
26th Jul 2025469 PMAQI
26th Jul 20254610 PMAQI
26th Jul 20255011 PMAQI
27th Jul 20255412 AMAQI
27th Jul 2025581 AMAQI
27th Jul 2025582 AMAQI
27th Jul 2025603 AMAQI
27th Jul 2025584 AMAQI
30°C25/35°C
27th Jul 2025565 AMAQI
27th Jul 2025546 AMAQI
27th Jul 2025547 AMAQI
27th Jul 2025568 AMAQI
27th Jul 2025569 AMAQI
27th Jul 20255510 AMAQI
27th Jul 20255611 AMAQI
27th Jul 20255812 PMAQI
27th Jul 2025561 PMAQI
27th Jul 2025542 PMAQI
27th Jul 2025523 PMAQI
27th Jul 2025484 PMAQI
27th Jul 2025445 PMAQI
27th Jul 2025406 PMAQI
27th Jul 2025507 PMAQI
27th Jul 2025508 PMAQI
27th Jul 2025409 PMAQI
27th Jul 20254210 PMAQI
27th Jul 20254111 PMAQI
28th Jul 20253512 AMAQI
28th Jul 2025281 AMAQI
28th Jul 2025282 AMAQI
28th Jul 2025283 AMAQI
28th Jul 2025304 AMAQI
29°C24/33°C
28th Jul 2025305 AMAQI
28th Jul 2025296 AMAQI
28th Jul 2025287 AMAQI
28th Jul 2025308 AMAQI
28th Jul 2025349 AMAQI
28th Jul 20254010 AMAQI
28th Jul 20254211 AMAQI
28th Jul 20254212 PMAQI
28th Jul 2025421 PMAQI
28th Jul 2025412 PMAQI
28th Jul 2025403 PMAQI
28th Jul 2025414 PMAQI
28th Jul 2025425 PMAQI
28th Jul 2025436 PMAQI
28th Jul 2025367 PMAQI
28th Jul 2025388 PMAQI
28th Jul 2025399 PMAQI
28th Jul 20254310 PMAQI
28th Jul 20254711 PMAQI
29th Jul 20255012 AMAQI
29th Jul 2025511 AMAQI
29th Jul 2025532 AMAQI
29th Jul 2025523 AMAQI
29th Jul 2025514 AMAQI
30°C24/36°C
29th Jul 2025525 AMAQI
29th Jul 2025516 AMAQI
29th Jul 2025527 AMAQI
29th Jul 2025508 AMAQI
29th Jul 2025489 AMAQI
29th Jul 20255210 AMAQI
29th Jul 20255411 AMAQI
29th Jul 20255412 PMAQI
29th Jul 2025531 PMAQI
29th Jul 2025522 PMAQI
29th Jul 2025543 PMAQI
29th Jul 2025554 PMAQI
29th Jul 2025545 PMAQI
29th Jul 2025546 PMAQI
29th Jul 2025537 PMAQI
29th Jul 2025528 PMAQI
29th Jul 2025549 PMAQI
29th Jul 20255310 PMAQI
29th Jul 20255411 PMAQI
30th Jul 20255512 AMAQI
30th Jul 2025561 AMAQI
30th Jul 2025562 AMAQI
30th Jul 2025553 AMAQI
30th Jul 2025564 AMAQI
31°C23/38°C
30th Jul 2025555 AMAQI
30th Jul 2025566 AMAQI
30th Jul 2025577 AMAQI
30th Jul 2025568 AMAQI
30th Jul 2025569 AMAQI
30th Jul 20255610 AMAQI
30th Jul 20255611 AMAQI
30th Jul 20255612 PMAQI
30th Jul 2025561 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 20255410 PMAQI
30th Jul 20255411 PMAQI
31st Jul 20255512 AMAQI
31st Jul 2025531 AMAQI
31st Jul 2025522 AMAQI
31st Jul 2025523 AMAQI
31st Jul 2025534 AMAQI
31°C25/37°C
31st Jul 2025535 AMAQI
31st Jul 2025546 AMAQI
31st Jul 2025567 AMAQI
31st Jul 2025568 AMAQI
31st Jul 2025569 AMAQI
31st Jul 20255810 AMAQI
31st Jul 20255811 AMAQI
31st Jul 20255712 PMAQI
31st Jul 2025561 PMAQI
31st Jul 2025542 PMAQI
31st Jul 2025523 PMAQI
31st Jul 2025434 PMAQI
31st Jul 2025365 PMAQI
31st Jul 2025396 PMAQI
31st Jul 2025547 PMAQI
31st Jul 2025408 PMAQI
31st Jul 2025289 PMAQI
31st Jul 20253010 PMAQI
31st Jul 20253111 PMAQI
1st Aug 20254112 AMAQI
1st Aug 2025441 AMAQI
1st Aug 2025432 AMAQI
1st Aug 2025383 AMAQI
1st Aug 2025314 AMAQI
29°C21/34°C
1st Aug 2025265 AMAQI
1st Aug 2025206 AMAQI
1st Aug 2025187 AMAQI
1st Aug 2025188 AMAQI
1st Aug 2025189 AMAQI
1st Aug 20251710 AMAQI
1st Aug 20252011 AMAQI
1st Aug 20252312 PMAQI
1st Aug 2025261 PMAQI
1st Aug 2025282 PMAQI
1st Aug 2025303 PMAQI
1st Aug 2025344 PMAQI
1st Aug 2025355 PMAQI
1st Aug 2025316 PMAQI
1st Aug 2025277 PMAQI
1st Aug 2025308 PMAQI
1st Aug 2025339 PMAQI
1st Aug 20253210 PMAQI
1st Aug 20253811 PMAQI
2nd Aug 20253812 AMAQI
2nd Aug 2025391 AMAQI
2nd Aug 2025372 AMAQI
2nd Aug 2025373 AMAQI
2nd Aug 2025394 AMAQI
21°C20/23°C
2nd Aug 2025395 AMAQI
2nd Aug 2025386 AMAQI
2nd Aug 2025387 AMAQI
2nd Aug 2025418 AMAQI
2nd Aug 2025419 AMAQI
2nd Aug 20254010 AMAQI
2nd Aug 20254311 AMAQI
2nd Aug 20254412 PMAQI
2nd Aug 2025441 PMAQI
2nd Aug 2025422 PMAQI
2nd Aug 2025423 PMAQI
2nd Aug 2025424 PMAQI
2nd Aug 2025435 PMAQI
2nd Aug 2025436 PMAQI
2nd Aug 2025417 PMAQI
2nd Aug 2025428 PMAQI
2nd Aug 2025449 PMAQI
2nd Aug 20254610 PMAQI
2nd Aug 20255211 PMAQI
3rd Aug 20255412 AMAQI
3rd Aug 2025531 AMAQI
3rd Aug 2025542 AMAQI
3rd Aug 2025533 AMAQI
3rd Aug 2025524 AMAQI
23°C17/27°C
3rd Aug 2025515 AMAQI
3rd Aug 2025526 AMAQI
3rd Aug 2025507 AMAQI
3rd Aug 2025518 AMAQI
3rd Aug 2025519 AMAQI
3rd Aug 20255110 AMAQI
3rd Aug 20254711 AMAQI
3rd Aug 20254212 PMAQI
3rd Aug 2025411 PMAQI
3rd Aug 2025402 PMAQI
3rd Aug 2025403 PMAQI
3rd Aug 2025404 PMAQI
3rd Aug 2025405 PMAQI
3rd Aug 2025426 PMAQI
3rd Aug 2025467 PMAQI
3rd Aug 2025468 PMAQI
3rd Aug 2025479 PMAQI
3rd Aug 20255010 PMAQI
3rd Aug 20255311 PMAQI
4th Aug 20255312 AMAQI
4th Aug 2025531 AMAQI
4th Aug 2025532 AMAQI
4th Aug 2025543 AMAQI
4th Aug 2025534 AMAQI
24°C15/31°C
4th Aug 2025525 AMAQI
4th Aug 2025546 AMAQI
4th Aug 2025547 AMAQI
4th Aug 2025558 AMAQI
4th Aug 2025569 AMAQI
4th Aug 20255410 AMAQI
4th Aug 20255311 AMAQI
4th Aug 20255612 PMAQI
4th Aug 2025561 PMAQI
4th Aug 2025582 PMAQI
4th Aug 2025633 PMAQI
4th Aug 2025644 PMAQI
4th Aug 2025645 PMAQI
4th Aug 2025656 PMAQI
4th Aug 2025557 PMAQI
4th Aug 2025608 PMAQI
4th Aug 2025649 PMAQI
4th Aug 20256610 PMAQI
4th Aug 20256711 PMAQI
5th Aug 20256612 AMAQI
5th Aug 2025701 AMAQI
5th Aug 2025662 AMAQI
5th Aug 2025663 AMAQI
5th Aug 2025654 AMAQI
25°C15/33°C
5th Aug 2025715 AMAQI
5th Aug 2025686 AMAQI
5th Aug 2025667 AMAQI
5th Aug 2025668 AMAQI
5th Aug 2025699 AMAQI
5th Aug 20256810 AMAQI
5th Aug 20256611 AMAQI
5th Aug 20256812 PMAQI
5th Aug 2025671 PMAQI
5th Aug 2025692 PMAQI
5th Aug 2025663 PMAQI
5th Aug 2025664 PMAQI
5th Aug 2025685 PMAQI
5th Aug 2025696 PMAQI
5th Aug 2025687 PMAQI
5th Aug 2025698 PMAQI
5th Aug 2025729 PMAQI
5th Aug 20257210 PMAQI
5th Aug 20257011 PMAQI
6th Aug 20256812 AMAQI
6th Aug 2025681 AMAQI
6th Aug 2025702 AMAQI
6th Aug 2025683 AMAQI
6th Aug 2025684 AMAQI
25°C18/31°C
6th Aug 2025675 AMAQI
5 AM6th Aug 2025706 AMAQI
6th Aug 2025687 AMAQI
6th Aug 2025678 AMAQI
6th Aug 2025669 AMAQI
6th Aug 20256710 AMAQI
6th Aug 20256811 AMAQI
6th Aug 20256912 PMAQI
12 PM6th Aug 2025691 PMAQI
6th Aug 2025722 PMAQI
6th Aug 2025723 PMAQI
6th Aug 2025714 PMAQI
6th Aug 2025755 PMAQI
6th Aug 2025736 PMAQI
6th Aug 2025707 PMAQI
6th Aug 2025728 PMAQI
8 PM6th Aug 2025769 PMAQI
12 AM
4 AM
24°C21/26°C
Day time
Avg. Highest Time
5 AM - 8 PM
41AQI
16 hours / Day
480 hours / Month
Avg. Lowest Time
5 AM - 8 PM
41AQI
16 hours / Day
480 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 5 AM to 8 PM (Avg. 41), while the lowest AQI was between 5 AM to 8 PM (Avg. 41).
Night time
Avg. Highest Time
12 AM - 11 PM
40AQI
8 hours / Day
240 hours / Month
Avg. Lowest Time
12 AM - 4 AM
40AQI
5 hours / Day
150 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 11 PM (Avg. 40), while the lowest AQI was between 12 AM to 4 AM (Avg. 40).
2025 Days Vs Air Quality
Oldtown, Baltimore, Maryland, United States
2025
89%
194
11%
23
Total number of days with different AQI categories in last 219 days in 2025 (146 days remaining)
Good
194 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 219 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
Oldtown, Baltimore, Maryland, 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
30AQI
30AQI
2nd January 2025
26AQI
26AQI
3rd January 2025
30AQI
30AQI
4th January 2025
21AQI
21AQI
5th January 2025
32AQI
32AQI
6th January 2025
34AQI
34AQI
7th January 2025
21AQI
21AQI
8th January 2025
21AQI
21AQI
9th January 2025
22AQI
22AQI
10th January 2025
31AQI
31AQI
11th January 2025
42AQI
42AQI
12th January 2025
50AQI
50AQI
13th January 2025
45AQI
45AQI
14th January 2025
25AQI
25AQI
15th January 2025
30AQI
30AQI
16th January 2025
42AQI
42AQI
17th January 2025
48AQI
48AQI
18th January 2025
36AQI
36AQI
19th January 2025
48AQI
48AQI
20th January 2025
30AQI
30AQI
21st January 2025
36AQI
36AQI
22nd January 2025
49AQI
49AQI
23rd January 2025
60AQI
60AQI
24th January 2025
56AQI
56AQI
25th January 2025
55AQI
55AQI
26th January 2025
49AQI
49AQI
27th January 2025
44AQI
44AQI
28th January 2025
29AQI
29AQI
29th January 2025
29AQI
29AQI
30th January 2025
28AQI
28AQI
31st January 2025
33AQI
33AQI
1st February 2025
25AQI
25AQI
2nd February 2025
26AQI
26AQI
3rd February 2025
41AQI
41AQI
4th February 2025
31AQI
31AQI
5th February 2025
24AQI
24AQI
6th February 2025
29AQI
29AQI
7th February 2025
29AQI
29AQI
8th February 2025
28AQI
28AQI
9th February 2025
29AQI
29AQI
10th February 2025
33AQI
33AQI
11th February 2025
39AQI
39AQI
12th February 2025
48AQI
48AQI
13th February 2025
26AQI
26AQI
14th February 2025
32AQI
32AQI
15th February 2025
25AQI
25AQI
16th February 2025
21AQI
21AQI
17th February 2025
29AQI
29AQI
18th February 2025
29AQI
29AQI
19th February 2025
27AQI
27AQI
20th February 2025
28AQI
28AQI
21st February 2025
25AQI
25AQI
22nd February 2025
42AQI
42AQI
23rd February 2025
43AQI
43AQI
24th February 2025
40AQI
40AQI
25th February 2025
43AQI
43AQI
26th February 2025
42AQI
42AQI
27th February 2025
48AQI
48AQI
28th February 2025
25AQI
25AQI
1st March 2025
25AQI
25AQI
2nd March 2025
25AQI
25AQI
3rd March 2025
34AQI
34AQI
4th March 2025
35AQI
35AQI
5th March 2025
25AQI
25AQI
6th March 2025
20AQI
20AQI
7th March 2025
25AQI
25AQI
8th March 2025
25AQI
25AQI
9th March 2025
24AQI
24AQI
10th March 2025
28AQI
28AQI
11th March 2025
35AQI
35AQI
12th March 2025
30AQI
30AQI
13th March 2025
39AQI
39AQI
14th March 2025
49AQI
49AQI
15th March 2025
32AQI
32AQI
16th March 2025
34AQI
34AQI
17th March 2025
21AQI
21AQI
18th March 2025
18AQI
18AQI
19th March 2025
26AQI
26AQI
20th March 2025
27AQI
27AQI
21st March 2025
19AQI
19AQI
22nd March 2025
23AQI
23AQI
23rd March 2025
19AQI
19AQI
24th March 2025
31AQI
31AQI
25th March 2025
25AQI
25AQI
26th March 2025
22AQI
22AQI
27th March 2025
25AQI
25AQI
28th March 2025
41AQI
41AQI
29th March 2025
59AQI
59AQI
30th March 2025
50AQI
50AQI
31st March 2025
31AQI
31AQI
1st April 2025
24AQI
24AQI
2nd April 2025
27AQI
27AQI
3rd April 2025
36AQI
36AQI
4th April 2025
35AQI
35AQI
5th April 2025
35AQI
35AQI
6th April 2025
40AQI
40AQI
7th April 2025
24AQI
24AQI
8th April 2025
27AQI
27AQI
9th April 2025
24AQI
24AQI
10th April 2025
27AQI
27AQI
11th April 2025
22AQI
22AQI
12th April 2025
18AQI
18AQI
13th April 2025
21AQI
21AQI
14th April 2025
37AQI
37AQI
15th April 2025
36AQI
36AQI
16th April 2025
17AQI
17AQI
17th April 2025
21AQI
21AQI
18th April 2025
41AQI
41AQI
19th April 2025
55AQI
55AQI
20th April 2025
37AQI
37AQI
21st April 2025
28AQI
28AQI
22nd April 2025
39AQI
39AQI
23rd April 2025
34AQI
34AQI
24th April 2025
54AQI
54AQI
25th April 2025
37AQI
37AQI
26th April 2025
38AQI
38AQI
27th April 2025
14AQI
14AQI
28th April 2025
21AQI
21AQI
29th April 2025
35AQI
35AQI
30th April 2025
36AQI
36AQI
1st May 2025
36AQI
36AQI
2nd May 2025
48AQI
48AQI
3rd May 2025
47AQI
47AQI
4th May 2025
28AQI
28AQI
5th May 2025
27AQI
27AQI
6th May 2025
24AQI
24AQI
7th May 2025
20AQI
20AQI
8th May 2025
34AQI
34AQI
9th May 2025
24AQI
24AQI
10th May 2025
24AQI
24AQI
11th May 2025
37AQI
37AQI
12th May 2025
38AQI
38AQI
13th May 2025
26AQI
26AQI
14th May 2025
30AQI
30AQI
15th May 2025
35AQI
35AQI
16th May 2025
49AQI
49AQI
17th May 2025
34AQI
34AQI
18th May 2025
22AQI
22AQI
19th May 2025
24AQI
24AQI
20th May 2025
21AQI
21AQI
21st May 2025
19AQI
19AQI
22nd May 2025
14AQI
14AQI
23rd May 2025
15AQI
15AQI
24th May 2025
16AQI
16AQI
25th May 2025
19AQI
19AQI
26th May 2025
22AQI
22AQI
27th May 2025
32AQI
32AQI
28th May 2025
20AQI
20AQI
29th May 2025
22AQI
22AQI
30th May 2025
35AQI
35AQI
31st May 2025
33AQI
33AQI
1st June 2025
23AQI
23AQI
2nd June 2025
28AQI
28AQI
3rd June 2025
33AQI
33AQI
4th June 2025
48AQI
48AQI
5th June 2025
52AQI
52AQI
6th June 2025
49AQI
49AQI
7th June 2025
34AQI
34AQI
8th June 2025
37AQI
37AQI
9th June 2025
33AQI
33AQI
10th June 2025
45AQI
45AQI
11th June 2025
56AQI
56AQI
12th June 2025
65AQI
65AQI
13th June 2025
68AQI
68AQI
14th June 2025
64AQI
64AQI
15th June 2025
43AQI
43AQI
16th June 2025
31AQI
31AQI
17th June 2025
31AQI
31AQI
18th June 2025
34AQI
34AQI
19th June 2025
29AQI
29AQI
20th June 2025
26AQI
26AQI
21st June 2025
44AQI
44AQI
22nd June 2025
48AQI
48AQI
23rd June 2025
54AQI
54AQI
24th June 2025
56AQI
56AQI
25th June 2025
57AQI
57AQI
26th June 2025
48AQI
48AQI
27th June 2025
39AQI
39AQI
28th June 2025
31AQI
31AQI
29th June 2025
44AQI
44AQI
30th June 2025
44AQI
44AQI
1st July 2025
44AQI
44AQI
2nd July 2025
32AQI
32AQI
3rd July 2025
43AQI
43AQI
4th July 2025
54AQI
54AQI
5th July 2025
77AQI
77AQI
6th July 2025
53AQI
53AQI
7th July 2025
34AQI
34AQI
8th July 2025
41AQI
41AQI
9th July 2025
36AQI
36AQI
10th July 2025
30AQI
30AQI
11th July 2025
35AQI
35AQI
12th July 2025
32AQI
32AQI
13th July 2025
27AQI
27AQI
14th July 2025
29AQI
29AQI
15th July 2025
27AQI
27AQI
16th July 2025
31AQI
31AQI
17th July 2025
30AQI
30AQI
18th July 2025
30AQI
30AQI
19th July 2025
32AQI
32AQI
20th July 2025
29AQI
29AQI
21st July 2025
32AQI
32AQI
22nd July 2025
54AQI
54AQI
23rd July 2025
45AQI
45AQI
24th July 2025
37AQI
37AQI
25th July 2025
49AQI
49AQI
26th July 2025
42AQI
42AQI
27th July 2025
52AQI
52AQI
28th July 2025
36AQI
36AQI
29th July 2025
52AQI
52AQI
30th July 2025
55AQI
55AQI
31st July 2025
48AQI
48AQI
1st August 2025
31AQI
31AQI
2nd August 2025
41AQI
41AQI
3rd August 2025
48AQI
48AQI
4th August 2025
57AQI
57AQI
5th August 2025
68AQI
68AQI
37AQI
32AQI
30AQI
31AQI
28AQI
43AQI
40AQI
49AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202535AQI
28
3
28
30
1
28
2
31
22
8
24
7
3
2
194
23
Highest AQI recorded in
August49AQI
Lowest AQI recorded in
May28AQI
202432AQI
16
1
3
1
12
30
29
2
25
6
26
2
31
30
28
3
231
14
Highest AQI recorded in
February61AQI
Lowest AQI recorded in
March19AQI
202329AQI
3
29
2
32
2
Highest AQI recorded in
December30AQI
Lowest AQI recorded in
November26AQI
202246AQI
3
2
3
2
Highest AQI recorded in
January46AQI
Lowest AQI recorded in
January46AQI
202130AQI
25
5
23
5
28
3
30
31
30
7
5
24
7
29
1
28
1
25
2
28
3
308
32
Highest AQI recorded in
August40AQI
Lowest AQI recorded in
October21AQI
202026AQI
18
16
28
27
4
31
30
30
1
27
2
26
5
233
12
Highest AQI recorded in
December34AQI
Lowest AQI recorded in
September18AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2022(Avg.)
46AQILeast Polluted Year Recorded
2020(Avg.)
26AQIOldtown's annual 2025 AQI (35) shows an average percentage change of 10.2% (worsened AQI) compared to previous years: 2020 (26), 2021 (30), 2022 (46), 2023 (29), 2024 (32).
