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
2024
2025
2026
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
6th Aug 2025
70AQILowest AQI recorded on
21st Aug 2025
20AQISame Day Analysis (15th August):
On this day, AQI across the 3 years varied significantly: 2026 ranks 2nd highest AQI at 48 of Good air quality, showing improvement over 2024 on the same day.
Day & Night AQI Trend: 14th Aug - 15th Aug 2026
Oldtown, Baltimore, Maryland, United States
AQI
Day
Night
.
6 AM14th Aug 2026
8 PM
5 AM15th Aug 2026
Day time
Avg. Highest Time
8PM14th Aug
57AQI
Avg. Lowest Time
1PM14th Aug
50AQI
Night time
Avg. Highest Time
12AM15th Aug
57AQI
Avg. Lowest Time
3AM15th Aug
50AQI
In the last 24 hours,
Oldtown's AQI reached its highest point of 57 at 8 PM during the Day, while the lowest point, 50, was recorded at 3 AM during the Night between 14th Aug and 15th Aug 2026.
Day & Night AQI Trend : Jul - Aug 2026
Oldtown, Baltimore, Maryland, United States
JulAug
17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 31st31st - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th - 06th06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th
Day
Night
17th Jul 2026746 AMAQI
17th Jul 2026687 AMAQI
17th Jul 2026718 AMAQI
17th Jul 2026719 AMAQI
17th Jul 20266910 AMAQI
17th Jul 20267411 AMAQI
17th Jul 20266512 PMAQI
17th Jul 2026691 PMAQI
17th Jul 2026742 PMAQI
17th Jul 2026693 PMAQI
17th Jul 2026694 PMAQI
17th Jul 2026685 PMAQI
17th Jul 2026716 PMAQI
17th Jul 2026687 PMAQI
17th Jul 2026728 PMAQI
17th Jul 2026699 PMAQI
17th Jul 20266810 PMAQI
17th Jul 20266411 PMAQI
18th Jul 20266512 AMAQI
18th Jul 2026601 AMAQI
18th Jul 2026562 AMAQI
18th Jul 2026623 AMAQI
18th Jul 2026624 AMAQI
18th Jul 2026655 AMAQI
28°C22/35°C
18th Jul 2026606 AMAQI
18th Jul 2026667 AMAQI
18th Jul 2026688 AMAQI
18th Jul 2026609 AMAQI
18th Jul 20266810 AMAQI
18th Jul 20266711 AMAQI
18th Jul 20266312 PMAQI
18th Jul 2026651 PMAQI
18th Jul 2026782 PMAQI
18th Jul 2026823 PMAQI
18th Jul 2026834 PMAQI
18th Jul 2026825 PMAQI
18th Jul 2026706 PMAQI
18th Jul 2026697 PMAQI
18th Jul 2026578 PMAQI
18th Jul 2026549 PMAQI
18th Jul 20265210 PMAQI
18th Jul 20264911 PMAQI
19th Jul 20265112 AMAQI
19th Jul 2026491 AMAQI
19th Jul 2026562 AMAQI
19th Jul 2026543 AMAQI
19th Jul 2026484 AMAQI
19th Jul 2026465 AMAQI
27°C23/36°C
19th Jul 2026486 AMAQI
19th Jul 2026447 AMAQI
19th Jul 2026298 AMAQI
19th Jul 2026429 AMAQI
19th Jul 20264410 AMAQI
19th Jul 20266211 AMAQI
19th Jul 20266912 PMAQI
19th Jul 2026781 PMAQI
19th Jul 2026792 PMAQI
19th Jul 2026763 PMAQI
19th Jul 2026764 PMAQI
19th Jul 2026815 PMAQI
19th Jul 2026766 PMAQI
19th Jul 2026737 PMAQI
19th Jul 2026718 PMAQI
19th Jul 2026709 PMAQI
19th Jul 20266010 PMAQI
19th Jul 20265711 PMAQI
20th Jul 20265912 AMAQI
20th Jul 2026601 AMAQI
20th Jul 2026602 AMAQI
20th Jul 2026603 AMAQI
20th Jul 2026604 AMAQI
20th Jul 2026595 AMAQI
26°C22/32°C
20th Jul 2026586 AMAQI
20th Jul 2026567 AMAQI
20th Jul 2026578 AMAQI
20th Jul 2026519 AMAQI
20th Jul 20264610 AMAQI
20th Jul 20264911 AMAQI
20th Jul 20264812 PMAQI
20th Jul 2026271 PMAQI
20th Jul 2026442 PMAQI
20th Jul 2026403 PMAQI
20th Jul 2026504 PMAQI
20th Jul 2026525 PMAQI
20th Jul 2026546 PMAQI
20th Jul 2026557 PMAQI
20th Jul 2026598 PMAQI
20th Jul 2026589 PMAQI
20th Jul 20266310 PMAQI
21st Jul 20266312 AMAQI
21st Jul 2026641 AMAQI
21st Jul 2026622 AMAQI
21st Jul 2026603 AMAQI
21st Jul 2026654 AMAQI
21st Jul 2026655 AMAQI
25°C17/33°C
21st Jul 2026556 AMAQI
21st Jul 2026557 AMAQI
21st Jul 2026538 AMAQI
21st Jul 2026519 AMAQI
21st Jul 20264810 AMAQI
21st Jul 20264811 AMAQI
21st Jul 20265512 PMAQI
21st Jul 2026441 PMAQI
21st Jul 2026382 PMAQI
21st Jul 2026353 PMAQI
21st Jul 2026294 PMAQI
21st Jul 2026335 PMAQI
21st Jul 2026296 PMAQI
21st Jul 2026337 PMAQI
21st Jul 2026258 PMAQI
21st Jul 2026339 PMAQI
21st Jul 20263310 PMAQI
21st Jul 20264211 PMAQI
22nd Jul 20264812 AMAQI
22nd Jul 2026461 AMAQI
22nd Jul 2026422 AMAQI
22nd Jul 2026543 AMAQI
22nd Jul 2026424 AMAQI
22nd Jul 2026505 AMAQI
27°C23/37°C
22nd Jul 2026466 AMAQI
22nd Jul 2026507 AMAQI
22nd Jul 2026388 AMAQI
22nd Jul 2026429 AMAQI
22nd Jul 20262910 AMAQI
22nd Jul 20263311 AMAQI
22nd Jul 20264212 PMAQI
22nd Jul 2026421 PMAQI
22nd Jul 2026232 PMAQI
22nd Jul 2026253 PMAQI
22nd Jul 2026244 PMAQI
22nd Jul 2026385 PMAQI
22nd Jul 2026246 PMAQI
22nd Jul 2026297 PMAQI
22nd Jul 2026388 PMAQI
22nd Jul 2026409 PMAQI
22nd Jul 20264210 PMAQI
22nd Jul 20262711 PMAQI
23rd Jul 20262912 AMAQI
23rd Jul 2026251 AMAQI
23rd Jul 2026272 AMAQI
23rd Jul 2026253 AMAQI
23rd Jul 2026254 AMAQI
23rd Jul 2026295 AMAQI
26°C21/32°C
23rd Jul 2026216 AMAQI
23rd Jul 2026257 AMAQI
23rd Jul 2026258 AMAQI
23rd Jul 2026259 AMAQI
23rd Jul 20262510 AMAQI
23rd Jul 20262111 AMAQI
23rd Jul 20263312 PMAQI
23rd Jul 2026201 PMAQI
23rd Jul 2026252 PMAQI
23rd Jul 2026173 PMAQI
23rd Jul 2026194 PMAQI
23rd Jul 2026335 PMAQI
23rd Jul 2026256 PMAQI
23rd Jul 2026227 PMAQI
23rd Jul 2026368 PMAQI
23rd Jul 2026349 PMAQI
23rd Jul 20262410 PMAQI
23rd Jul 20263311 PMAQI
24th Jul 20262912 AMAQI
24th Jul 2026291 AMAQI
24th Jul 2026212 AMAQI
24th Jul 2026273 AMAQI
24th Jul 2026484 AMAQI
24th Jul 2026365 AMAQI
24°C17/31°C
24th Jul 2026446 AMAQI
24th Jul 2026467 AMAQI
24th Jul 2026298 AMAQI
24th Jul 2026299 AMAQI
24th Jul 20262910 AMAQI
24th Jul 20264611 AMAQI
24th Jul 20263312 PMAQI
24th Jul 2026261 PMAQI
24th Jul 2026382 PMAQI
24th Jul 2026253 PMAQI
24th Jul 2026274 PMAQI
24th Jul 2026295 PMAQI
24th Jul 2026216 PMAQI
24th Jul 2026387 PMAQI
24th Jul 2026288 PMAQI
24th Jul 2026249 PMAQI
24th Jul 20262510 PMAQI
24th Jul 20265211 PMAQI
25th Jul 20263112 AMAQI
25th Jul 2026251 AMAQI
25th Jul 2026212 AMAQI
25th Jul 2026253 AMAQI
25th Jul 2026224 AMAQI
25th Jul 2026295 AMAQI
24°C17/31°C
25th Jul 2026366 AMAQI
25th Jul 2026367 AMAQI
25th Jul 2026188 AMAQI
25th Jul 2026279 AMAQI
25th Jul 20261810 AMAQI
25th Jul 20263311 AMAQI
25th Jul 20262512 PMAQI
25th Jul 2026501 PMAQI
25th Jul 2026402 PMAQI
25th Jul 2026233 PMAQI
25th Jul 2026124 PMAQI
25th Jul 2026225 PMAQI
25th Jul 2026226 PMAQI
25th Jul 2026257 PMAQI
25th Jul 2026258 PMAQI
25th Jul 2026279 PMAQI
25th Jul 20262510 PMAQI
25th Jul 20262911 PMAQI
26th Jul 20263312 AMAQI
26th Jul 2026341 AMAQI
26th Jul 2026272 AMAQI
26th Jul 2026253 AMAQI
26th Jul 2026324 AMAQI
26th Jul 2026295 AMAQI
24°C20/31°C
26th Jul 2026256 AMAQI
26th Jul 2026317 AMAQI
26th Jul 2026348 AMAQI
26th Jul 2026349 AMAQI
26th Jul 20263410 AMAQI
26th Jul 20263411 AMAQI
26th Jul 20263812 PMAQI
26th Jul 2026321 PMAQI
26th Jul 2026252 PMAQI
26th Jul 2026293 PMAQI
26th Jul 2026424 PMAQI
26th Jul 2026405 PMAQI
26th Jul 2026256 PMAQI
26th Jul 2026237 PMAQI
26th Jul 2026328 PMAQI
26th Jul 2026389 PMAQI
26th Jul 20262510 PMAQI
26th Jul 20262711 PMAQI
27th Jul 20262512 AMAQI
27th Jul 2026251 AMAQI
27th Jul 2026252 AMAQI
27th Jul 2026233 AMAQI
27th Jul 2026274 AMAQI
27th Jul 2026365 AMAQI
24°C19/30°C
27th Jul 2026266 AMAQI
27th Jul 2026407 AMAQI
27th Jul 2026238 AMAQI
27th Jul 2026369 AMAQI
27th Jul 20263810 AMAQI
27th Jul 20264511 AMAQI
27th Jul 20264812 PMAQI
27th Jul 2026531 PMAQI
27th Jul 2026522 PMAQI
27th Jul 2026443 PMAQI
27th Jul 2026444 PMAQI
27th Jul 2026515 PMAQI
27th Jul 2026536 PMAQI
27th Jul 2026527 PMAQI
27th Jul 2026528 PMAQI
27th Jul 2026539 PMAQI
27th Jul 20265310 PMAQI
27th Jul 20265311 PMAQI
28th Jul 20265312 AMAQI
28th Jul 2026541 AMAQI
28th Jul 2026522 AMAQI
28th Jul 2026463 AMAQI
28th Jul 2026504 AMAQI
28th Jul 2026505 AMAQI
27°C21/32°C
28th Jul 2026486 AMAQI
28th Jul 2026537 AMAQI
28th Jul 2026578 AMAQI
28th Jul 2026579 AMAQI
28th Jul 20265610 AMAQI
28th Jul 20265811 AMAQI
28th Jul 20265712 PMAQI
28th Jul 2026561 PMAQI
28th Jul 2026602 PMAQI
28th Jul 2026643 PMAQI
28th Jul 2026604 PMAQI
28th Jul 2026595 PMAQI
28th Jul 2026606 PMAQI
28th Jul 2026587 PMAQI
28th Jul 2026538 PMAQI
28th Jul 2026449 PMAQI
28th Jul 20264410 PMAQI
28th Jul 20264011 PMAQI
29th Jul 20263612 AMAQI
29th Jul 2026421 AMAQI
29th Jul 2026402 AMAQI
29th Jul 2026383 AMAQI
29th Jul 2026364 AMAQI
29th Jul 2026385 AMAQI
25°C22/32°C
29th Jul 2026386 AMAQI
29th Jul 2026407 AMAQI
29th Jul 2026388 AMAQI
29th Jul 2026389 AMAQI
29th Jul 20264210 AMAQI
29th Jul 20264011 AMAQI
29th Jul 20263612 PMAQI
29th Jul 2026381 PMAQI
29th Jul 2026252 PMAQI
29th Jul 2026483 PMAQI
29th Jul 2026254 PMAQI
29th Jul 2026385 PMAQI
29th Jul 2026256 PMAQI
29th Jul 2026297 PMAQI
29th Jul 2026388 PMAQI
29th Jul 2026389 PMAQI
29th Jul 20264510 PMAQI
29th Jul 20263611 PMAQI
30th Jul 20265012 AMAQI
30th Jul 2026211 AMAQI
30th Jul 2026442 AMAQI
30th Jul 2026323 AMAQI
30th Jul 2026324 AMAQI
30th Jul 2026265 AMAQI
23°C19/28°C
30th Jul 2026246 AMAQI
30th Jul 2026237 AMAQI
30th Jul 2026248 AMAQI
30th Jul 2026259 AMAQI
30th Jul 20262510 AMAQI
30th Jul 20262911 AMAQI
30th Jul 20262012 PMAQI
30th Jul 2026221 PMAQI
30th Jul 2026132 PMAQI
30th Jul 2026163 PMAQI
30th Jul 2026234 PMAQI
30th Jul 2026125 PMAQI
30th Jul 2026166 PMAQI
30th Jul 2026187 PMAQI
30th Jul 2026228 PMAQI
30th Jul 2026169 PMAQI
30th Jul 20263310 PMAQI
30th Jul 20262911 PMAQI
31st Jul 20262512 AMAQI
31st Jul 2026181 AMAQI
31st Jul 2026122 AMAQI
31st Jul 2026253 AMAQI
31st Jul 2026254 AMAQI
31st Jul 2026185 AMAQI
24°C18/30°C
31st Jul 2026386 AMAQI
31st Jul 2026227 AMAQI
31st Jul 2026258 AMAQI
31st Jul 2026219 AMAQI
31st Jul 20264310 AMAQI
31st Jul 20262511 AMAQI
31st Jul 20263412 PMAQI
31st Jul 2026251 PMAQI
31st Jul 2026252 PMAQI
31st Jul 2026293 PMAQI
31st Jul 2026314 PMAQI
31st Jul 2026315 PMAQI
31st Jul 2026386 PMAQI
31st Jul 2026217 PMAQI
31st Jul 2026348 PMAQI
31st Jul 2026349 PMAQI
31st Jul 20264810 PMAQI
31st Jul 20264211 PMAQI
1st Aug 20264412 AMAQI
1st Aug 2026401 AMAQI
1st Aug 2026422 AMAQI
1st Aug 2026503 AMAQI
1st Aug 2026464 AMAQI
1st Aug 2026425 AMAQI
26°C20/32°C
1st Aug 2026446 AMAQI
1st Aug 2026487 AMAQI
1st Aug 2026428 AMAQI
1st Aug 2026429 AMAQI
1st Aug 20264210 AMAQI
1st Aug 20264211 AMAQI
1st Aug 20264212 PMAQI
1st Aug 2026401 PMAQI
1st Aug 2026442 PMAQI
1st Aug 2026443 PMAQI
1st Aug 2026424 PMAQI
1st Aug 2026425 PMAQI
1st Aug 2026486 PMAQI
1st Aug 2026467 PMAQI
1st Aug 2026518 PMAQI
1st Aug 2026469 PMAQI
1st Aug 20264810 PMAQI
1st Aug 20264611 PMAQI
2nd Aug 20264812 AMAQI
2nd Aug 2026331 AMAQI
2nd Aug 2026462 AMAQI
2nd Aug 2026423 AMAQI
2nd Aug 2026424 AMAQI
2nd Aug 2026465 AMAQI
26°C21/34°C
2nd Aug 2026346 AMAQI
2nd Aug 2026367 AMAQI
2nd Aug 2026368 AMAQI
2nd Aug 2026389 AMAQI
2nd Aug 20263610 AMAQI
2nd Aug 20263111 AMAQI
2nd Aug 20263412 PMAQI
2nd Aug 2026421 PMAQI
2nd Aug 2026422 PMAQI
2nd Aug 2026463 PMAQI
2nd Aug 2026404 PMAQI
2nd Aug 2026365 PMAQI
2nd Aug 2026366 PMAQI
2nd Aug 2026447 PMAQI
2nd Aug 2026328 PMAQI
2nd Aug 2026259 PMAQI
2nd Aug 20263810 PMAQI
2nd Aug 20262111 PMAQI
3rd Aug 20262912 AMAQI
3rd Aug 2026381 AMAQI
3rd Aug 2026212 AMAQI
3rd Aug 2026343 AMAQI
3rd Aug 2026364 AMAQI
3rd Aug 2026385 AMAQI
26°C24/31°C
3rd Aug 2026346 AMAQI
3rd Aug 2026347 AMAQI
3rd Aug 2026348 AMAQI
3rd Aug 2026339 AMAQI
3rd Aug 20263210 AMAQI
3rd Aug 20264211 AMAQI
3rd Aug 20263812 PMAQI
3rd Aug 2026361 PMAQI
3rd Aug 2026402 PMAQI
3rd Aug 2026383 PMAQI
3rd Aug 2026384 PMAQI
3rd Aug 2026235 PMAQI
3rd Aug 2026386 PMAQI
3rd Aug 2026387 PMAQI
3rd Aug 2026488 PMAQI
3rd Aug 2026349 PMAQI
3rd Aug 20264010 PMAQI
3rd Aug 20263411 PMAQI
4th Aug 20262512 AMAQI
4th Aug 2026341 AMAQI
4th Aug 2026342 AMAQI
4th Aug 2026343 AMAQI
4th Aug 2026264 AMAQI
4th Aug 2026215 AMAQI
27°C23/33°C
4th Aug 2026236 AMAQI
4th Aug 2026167 AMAQI
4th Aug 2026228 AMAQI
4th Aug 2026249 AMAQI
4th Aug 20262410 AMAQI
4th Aug 20264011 AMAQI
4th Aug 20262812 PMAQI
4th Aug 2026231 PMAQI
4th Aug 2026272 PMAQI
4th Aug 2026503 PMAQI
4th Aug 2026364 PMAQI
4th Aug 2026345 PMAQI
4th Aug 2026386 PMAQI
4th Aug 2026387 PMAQI
4th Aug 2026238 PMAQI
4th Aug 2026269 PMAQI
4th Aug 20262610 PMAQI
4th Aug 20264211 PMAQI
5th Aug 20264612 AMAQI
5th Aug 2026241 AMAQI
5th Aug 2026362 AMAQI
5th Aug 2026253 AMAQI
5th Aug 2026274 AMAQI
5th Aug 2026465 AMAQI
26°C20/33°C
5th Aug 2026466 AMAQI
5th Aug 2026427 AMAQI
5th Aug 2026258 AMAQI
5th Aug 2026429 AMAQI
5th Aug 20262910 AMAQI
5th Aug 20262211 AMAQI
5th Aug 20261812 PMAQI
5th Aug 2026331 PMAQI
5th Aug 2026202 PMAQI
5th Aug 2026423 PMAQI
5th Aug 2026334 PMAQI
5th Aug 2026305 PMAQI
5th Aug 2026296 PMAQI
5th Aug 2026257 PMAQI
5th Aug 2026268 PMAQI
5th Aug 2026299 PMAQI
5th Aug 20262410 PMAQI
5th Aug 20262211 PMAQI
6th Aug 20262012 AMAQI
6th Aug 2026421 AMAQI
6th Aug 2026442 AMAQI
6th Aug 2026243 AMAQI
6th Aug 2026484 AMAQI
6th Aug 2026425 AMAQI
26°C23/31°C
6th Aug 2026446 AMAQI
6th Aug 2026467 AMAQI
6th Aug 2026468 AMAQI
6th Aug 2026449 AMAQI
6th Aug 20265110 AMAQI
6th Aug 20265111 AMAQI
6th Aug 20264212 PMAQI
6th Aug 2026421 PMAQI
6th Aug 2026402 PMAQI
6th Aug 2026483 PMAQI
6th Aug 2026424 PMAQI
6th Aug 2026385 PMAQI
6th Aug 2026486 PMAQI
6th Aug 2026427 PMAQI
6th Aug 2026448 PMAQI
6th Aug 2026409 PMAQI
6th Aug 20265410 PMAQI
6th Aug 20265211 PMAQI
7th Aug 20263612 AMAQI
7th Aug 2026251 AMAQI
7th Aug 2026252 AMAQI
7th Aug 2026323 AMAQI
7th Aug 2026304 AMAQI
7th Aug 2026255 AMAQI
28°C25/34°C
7th Aug 2026266 AMAQI
7th Aug 2026257 AMAQI
7th Aug 2026218 AMAQI
7th Aug 2026279 AMAQI
7th Aug 20262610 AMAQI
7th Aug 20263311 AMAQI
7th Aug 20263112 PMAQI
7th Aug 2026291 PMAQI
7th Aug 2026272 PMAQI
7th Aug 2026313 PMAQI
7th Aug 2026344 PMAQI
7th Aug 2026275 PMAQI
7th Aug 2026276 PMAQI
7th Aug 2026257 PMAQI
7th Aug 2026288 PMAQI
7th Aug 2026339 PMAQI
7th Aug 20263810 PMAQI
7th Aug 20262911 PMAQI
8th Aug 20262112 AMAQI
8th Aug 2026161 AMAQI
8th Aug 2026272 AMAQI
8th Aug 2026293 AMAQI
8th Aug 2026294 AMAQI
8th Aug 2026255 AMAQI
28°C23/35°C
8th Aug 2026276 AMAQI
8th Aug 2026257 AMAQI
8th Aug 2026248 AMAQI
8th Aug 2026339 AMAQI
8th Aug 20262210 AMAQI
8th Aug 20262511 AMAQI
8th Aug 20262912 PMAQI
8th Aug 2026291 PMAQI
8th Aug 2026262 PMAQI
8th Aug 2026383 PMAQI
8th Aug 2026384 PMAQI
8th Aug 2026425 PMAQI
8th Aug 2026296 PMAQI
8th Aug 2026267 PMAQI
8th Aug 2026318 PMAQI
8th Aug 2026319 PMAQI
8th Aug 20262910 PMAQI
8th Aug 20263111 PMAQI
9th Aug 20263812 AMAQI
9th Aug 2026311 AMAQI
9th Aug 2026252 AMAQI
9th Aug 2026443 AMAQI
9th Aug 2026464 AMAQI
9th Aug 2026425 AMAQI
28°C23/36°C
9th Aug 2026276 AMAQI
9th Aug 2026287 AMAQI
9th Aug 2026268 AMAQI
9th Aug 2026349 AMAQI
9th Aug 20264410 AMAQI
9th Aug 20262811 AMAQI
9th Aug 20264212 PMAQI
9th Aug 2026441 PMAQI
9th Aug 2026462 PMAQI
9th Aug 2026463 PMAQI
9th Aug 2026524 PMAQI
9th Aug 2026445 PMAQI
9th Aug 2026466 PMAQI
9th Aug 2026507 PMAQI
9th Aug 2026498 PMAQI
9th Aug 2026469 PMAQI
9th Aug 20264210 PMAQI
9th Aug 20265011 PMAQI
10th Aug 20265312 AMAQI
10th Aug 2026501 AMAQI
10th Aug 2026532 AMAQI
10th Aug 2026533 AMAQI
10th Aug 2026554 AMAQI
10th Aug 2026565 AMAQI
29°C23/37°C
10th Aug 2026526 AMAQI
10th Aug 2026507 AMAQI
10th Aug 2026538 AMAQI
10th Aug 2026499 AMAQI
10th Aug 20265110 AMAQI
10th Aug 20265211 AMAQI
10th Aug 20264912 PMAQI
10th Aug 2026491 PMAQI
10th Aug 2026522 PMAQI
10th Aug 2026503 PMAQI
10th Aug 2026574 PMAQI
10th Aug 2026555 PMAQI
10th Aug 2026546 PMAQI
10th Aug 2026427 PMAQI
10th Aug 2026428 PMAQI
10th Aug 2026269 PMAQI
10th Aug 20263010 PMAQI
10th Aug 20262611 PMAQI
11th Aug 20263312 AMAQI
11th Aug 2026241 AMAQI
11th Aug 2026272 AMAQI
11th Aug 2026293 AMAQI
11th Aug 2026234 AMAQI
11th Aug 2026295 AMAQI
27°C22/38°C
11th Aug 2026386 AMAQI
11th Aug 2026317 AMAQI
11th Aug 2026468 AMAQI
11th Aug 2026489 AMAQI
11th Aug 20264810 AMAQI
11th Aug 20265411 AMAQI
11th Aug 20265612 PMAQI
11th Aug 2026591 PMAQI
11th Aug 2026572 PMAQI
11th Aug 2026563 PMAQI
11th Aug 2026524 PMAQI
11th Aug 2026525 PMAQI
11th Aug 2026516 PMAQI
11th Aug 2026467 PMAQI
11th Aug 2026468 PMAQI
11th Aug 2026469 PMAQI
11th Aug 20265010 PMAQI
11th Aug 20264911 PMAQI
12th Aug 20264612 AMAQI
12th Aug 2026461 AMAQI
12th Aug 2026462 AMAQI
12th Aug 2026483 AMAQI
12th Aug 2026464 AMAQI
12th Aug 2026445 AMAQI
27°C21/35°C
12th Aug 2026406 AMAQI
12th Aug 2026487 AMAQI
12th Aug 2026448 AMAQI
12th Aug 2026489 AMAQI
12th Aug 20265110 AMAQI
12th Aug 20264611 AMAQI
12th Aug 20264412 PMAQI
12th Aug 2026461 PMAQI
12th Aug 2026422 PMAQI
12th Aug 2026333 PMAQI
12th Aug 2026384 PMAQI
12th Aug 2026445 PMAQI
12th Aug 2026486 PMAQI
12th Aug 2026447 PMAQI
12th Aug 2026528 PMAQI
12th Aug 2026509 PMAQI
12th Aug 20265510 PMAQI
12th Aug 20265311 PMAQI
13th Aug 20265312 AMAQI
13th Aug 2026551 AMAQI
13th Aug 2026522 AMAQI
13th Aug 2026503 AMAQI
13th Aug 2026504 AMAQI
13th Aug 2026465 AMAQI
27°C23/33°C
13th Aug 2026486 AMAQI
13th Aug 2026447 AMAQI
13th Aug 2026518 AMAQI
13th Aug 2026519 AMAQI
13th Aug 20264010 AMAQI
13th Aug 20263311 AMAQI
13th Aug 20263612 PMAQI
13th Aug 2026331 PMAQI
13th Aug 2026332 PMAQI
13th Aug 2026253 PMAQI
13th Aug 2026254 PMAQI
13th Aug 2026425 PMAQI
13th Aug 2026426 PMAQI
13th Aug 2026427 PMAQI
13th Aug 2026448 PMAQI
13th Aug 2026489 PMAQI
13th Aug 20265410 PMAQI
13th Aug 20265111 PMAQI
14th Aug 20265112 AMAQI
14th Aug 2026521 AMAQI
14th Aug 2026562 AMAQI
14th Aug 2026533 AMAQI
14th Aug 2026524 AMAQI
14th Aug 2026505 AMAQI
28°C23/36°C
14th Aug 2026516 AMAQI
14th Aug 2026527 AMAQI
14th Aug 2026528 AMAQI
14th Aug 2026539 AMAQI
14th Aug 20265210 AMAQI
14th Aug 20265511 AMAQI
14th Aug 20265212 PMAQI
14th Aug 2026501 PMAQI
14th Aug 2026532 PMAQI
14th Aug 2026533 PMAQI
14th Aug 2026524 PMAQI
14th Aug 2026565 PMAQI
14th Aug 2026566 PMAQI
14th Aug 2026557 PMAQI
14th Aug 2026578 PMAQI
14th Aug 2026559 PMAQI
14th Aug 20265310 PMAQI
14th Aug 20265311 PMAQI
15th Aug 20265712 AMAQI
15th Aug 2026551 AMAQI
15th Aug 2026512 AMAQI
15th Aug 2026503 AMAQI
15th Aug 2026544 AMAQI
15th Aug 2026535 AMAQI
27°C22/32°C
15th Aug 2026496 AMAQI
6 AM15th Aug 2026527 AMAQI
15th Aug 2026528 AMAQI
15th Aug 2026509 AMAQI
15th Aug 20265010 AMAQI
15th Aug 20264011 AMAQI
15th Aug 20264412 PMAQI
15th Aug 2026461 PMAQI
1 PM15th Aug 2026462 PMAQI
15th Aug 2026293 PMAQI
15th Aug 2026444 PMAQI
15th Aug 2026445 PMAQI
15th Aug 2026446 PMAQI
15th Aug 2026447 PMAQI
15th Aug 2026508 PMAQI
8 PM15th Aug 2026509 PMAQI
15th Aug 20265210 PMAQI
15th Aug 20264811 PMAQI
1 AM
5 AM
26°C21/33°C
Day time
Avg. Highest Time
5 PM
43AQI
1 hours / Day
30 hours / Month
Avg. Lowest Time
8 AM
39AQI
1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 5 PM to 5 PM (Avg. 43), while the lowest AQI was between 8 AM to 8 AM (Avg. 39).
Night time
Avg. Highest Time
12 AM
42AQI
1 hours / Day
30 hours / Month
Avg. Lowest Time
1 AM
40AQI
1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 12 AM (Avg. 42), while the lowest AQI was between 1 AM to 1 AM (Avg. 40).
2026 Days Vs Air Quality
Oldtown, Baltimore, Maryland, United States
2026
95%
212
5%
12
Total number of days with different AQI categories in last 227 days in 2026 (138 days remaining)
Good
212 DaysModerate
12 DaysPoor
0 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 95%
Health Risk Level:
Very Low
In 2026, 95% of 227 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
Oldtown, Baltimore, Maryland, 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
24AQI (US)
24AQI (US)
2nd January 2026
29AQI (US)
29AQI (US)
3rd January 2026
38AQI (US)
38AQI (US)
4th January 2026
49AQI (US)
49AQI (US)
5th January 2026
47AQI (US)
47AQI (US)
6th January 2026
58AQI (US)
58AQI (US)
7th January 2026
48AQI (US)
48AQI (US)
8th January 2026
41AQI (US)
41AQI (US)
9th January 2026
44AQI (US)
44AQI (US)
10th January 2026
36AQI (US)
36AQI (US)
11th January 2026
13AQI (US)
13AQI (US)
12th January 2026
17AQI (US)
17AQI (US)
13th January 2026
31AQI (US)
31AQI (US)
14th January 2026
32AQI (US)
32AQI (US)
15th January 2026
28AQI (US)
28AQI (US)
16th January 2026
20AQI (US)
20AQI (US)
17th January 2026
36AQI (US)
36AQI (US)
18th January 2026
58AQI (US)
58AQI (US)
19th January 2026
30AQI (US)
30AQI (US)
20th January 2026
23AQI (US)
23AQI (US)
21st January 2026
30AQI (US)
30AQI (US)
22nd January 2026
32AQI (US)
32AQI (US)
23rd January 2026
30AQI (US)
30AQI (US)
24th January 2026
45AQI (US)
45AQI (US)
25th January 2026
45AQI (US)
45AQI (US)
26th January 2026
48AQI (US)
48AQI (US)
27th January 2026
44AQI (US)
44AQI (US)
28th January 2026
42AQI (US)
42AQI (US)
29th January 2026
37AQI (US)
37AQI (US)
30th January 2026
41AQI (US)
41AQI (US)
31st January 2026
29AQI (US)
29AQI (US)
1st February 2026
36AQI (US)
36AQI (US)
2nd February 2026
38AQI (US)
38AQI (US)
3rd February 2026
38AQI (US)
38AQI (US)
4th February 2026
33AQI (US)
33AQI (US)
5th February 2026
43AQI (US)
43AQI (US)
6th February 2026
43AQI (US)
43AQI (US)
7th February 2026
26AQI (US)
26AQI (US)
8th February 2026
46AQI (US)
46AQI (US)
9th February 2026
36AQI (US)
36AQI (US)
10th February 2026
32AQI (US)
32AQI (US)
11th February 2026
30AQI (US)
30AQI (US)
12th February 2026
45AQI (US)
45AQI (US)
13th February 2026
38AQI (US)
38AQI (US)
14th February 2026
36AQI (US)
36AQI (US)
15th February 2026
38AQI (US)
38AQI (US)
16th February 2026
28AQI (US)
28AQI (US)
17th February 2026
33AQI (US)
33AQI (US)
18th February 2026
33AQI (US)
33AQI (US)
19th February 2026
38AQI (US)
38AQI (US)
20th February 2026
32AQI (US)
32AQI (US)
21st February 2026
32AQI (US)
32AQI (US)
22nd February 2026
29AQI (US)
29AQI (US)
23rd February 2026
40AQI (US)
40AQI (US)
24th February 2026
42AQI (US)
42AQI (US)
25th February 2026
33AQI (US)
33AQI (US)
26th February 2026
34AQI (US)
34AQI (US)
27th February 2026
24AQI (US)
24AQI (US)
28th February 2026
31AQI (US)
31AQI (US)
1st March 2026
32AQI (US)
32AQI (US)
2nd March 2026
45AQI (US)
45AQI (US)
3rd March 2026
21AQI (US)
21AQI (US)
4th March 2026
28AQI (US)
28AQI (US)
5th March 2026
31AQI (US)
31AQI (US)
6th March 2026
16AQI (US)
16AQI (US)
7th March 2026
28AQI (US)
28AQI (US)
8th March 2026
21AQI (US)
21AQI (US)
9th March 2026
21AQI (US)
21AQI (US)
10th March 2026
18AQI (US)
18AQI (US)
11th March 2026
25AQI (US)
25AQI (US)
12th March 2026
35AQI (US)
35AQI (US)
13th March 2026
34AQI (US)
34AQI (US)
14th March 2026
34AQI (US)
34AQI (US)
15th March 2026
23AQI (US)
23AQI (US)
16th March 2026
33AQI (US)
33AQI (US)
17th March 2026
36AQI (US)
36AQI (US)
18th March 2026
33AQI (US)
33AQI (US)
19th March 2026
24AQI (US)
24AQI (US)
20th March 2026
23AQI (US)
23AQI (US)
21st March 2026
19AQI (US)
19AQI (US)
22nd March 2026
20AQI (US)
20AQI (US)
23rd March 2026
29AQI (US)
29AQI (US)
24th March 2026
32AQI (US)
32AQI (US)
25th March 2026
24AQI (US)
24AQI (US)
26th March 2026
24AQI (US)
24AQI (US)
27th March 2026
31AQI (US)
31AQI (US)
28th March 2026
31AQI (US)
31AQI (US)
29th March 2026
18AQI (US)
18AQI (US)
30th March 2026
16AQI (US)
16AQI (US)
31st March 2026
20AQI (US)
20AQI (US)
1st April 2026
28AQI (US)
28AQI (US)
2nd April 2026
34AQI (US)
34AQI (US)
3rd April 2026
24AQI (US)
24AQI (US)
4th April 2026
24AQI (US)
24AQI (US)
5th April 2026
27AQI (US)
27AQI (US)
6th April 2026
29AQI (US)
29AQI (US)
7th April 2026
29AQI (US)
29AQI (US)
8th April 2026
30AQI (US)
30AQI (US)
9th April 2026
18AQI (US)
18AQI (US)
10th April 2026
23AQI (US)
23AQI (US)
11th April 2026
28AQI (US)
28AQI (US)
12th April 2026
23AQI (US)
23AQI (US)
13th April 2026
29AQI (US)
29AQI (US)
14th April 2026
26AQI (US)
26AQI (US)
15th April 2026
22AQI (US)
22AQI (US)
16th April 2026
30AQI (US)
30AQI (US)
17th April 2026
18th April 2026
18AQI (US)
18AQI (US)
19th April 2026
34AQI (US)
34AQI (US)
20th April 2026
31AQI (US)
31AQI (US)
21st April 2026
21AQI (US)
21AQI (US)
22nd April 2026
23rd April 2026
23AQI (US)
23AQI (US)
24th April 2026
20AQI (US)
20AQI (US)
25th April 2026
16AQI (US)
16AQI (US)
26th April 2026
31AQI (US)
31AQI (US)
27th April 2026
18AQI (US)
18AQI (US)
28th April 2026
22AQI (US)
22AQI (US)
29th April 2026
24AQI (US)
24AQI (US)
30th April 2026
24AQI (US)
24AQI (US)
1st May 2026
27AQI (US)
27AQI (US)
2nd May 2026
25AQI (US)
25AQI (US)
3rd May 2026
21AQI (US)
21AQI (US)
4th May 2026
26AQI (US)
26AQI (US)
5th May 2026
26AQI (US)
26AQI (US)
6th May 2026
26AQI (US)
26AQI (US)
7th May 2026
27AQI (US)
27AQI (US)
8th May 2026
19AQI (US)
19AQI (US)
9th May 2026
10th May 2026
21AQI (US)
21AQI (US)
11th May 2026
25AQI (US)
25AQI (US)
12th May 2026
28AQI (US)
28AQI (US)
13th May 2026
21AQI (US)
21AQI (US)
14th May 2026
29AQI (US)
29AQI (US)
15th May 2026
46AQI (US)
46AQI (US)
16th May 2026
45AQI (US)
45AQI (US)
17th May 2026
44AQI (US)
44AQI (US)
18th May 2026
56AQI (US)
56AQI (US)
19th May 2026
53AQI (US)
53AQI (US)
20th May 2026
46AQI (US)
46AQI (US)
21st May 2026
43AQI (US)
43AQI (US)
22nd May 2026
43AQI (US)
43AQI (US)
23rd May 2026
50AQI (US)
50AQI (US)
24th May 2026
44AQI (US)
44AQI (US)
25th May 2026
42AQI (US)
42AQI (US)
26th May 2026
20AQI (US)
20AQI (US)
27th May 2026
18AQI (US)
18AQI (US)
28th May 2026
15AQI (US)
15AQI (US)
29th May 2026
12AQI (US)
12AQI (US)
30th May 2026
15AQI (US)
15AQI (US)
31st May 2026
21AQI (US)
21AQI (US)
1st June 2026
25AQI (US)
25AQI (US)
2nd June 2026
19AQI (US)
19AQI (US)
3rd June 2026
18AQI (US)
18AQI (US)
4th June 2026
18AQI (US)
18AQI (US)
5th June 2026
19AQI (US)
19AQI (US)
6th June 2026
25AQI (US)
25AQI (US)
7th June 2026
22AQI (US)
22AQI (US)
8th June 2026
20AQI (US)
20AQI (US)
9th June 2026
18AQI (US)
18AQI (US)
10th June 2026
26AQI (US)
26AQI (US)
11th June 2026
25AQI (US)
25AQI (US)
12th June 2026
24AQI (US)
24AQI (US)
13th June 2026
21AQI (US)
21AQI (US)
14th June 2026
24AQI (US)
24AQI (US)
15th June 2026
21AQI (US)
21AQI (US)
16th June 2026
24AQI (US)
24AQI (US)
17th June 2026
23AQI (US)
23AQI (US)
18th June 2026
27AQI (US)
27AQI (US)
19th June 2026
22AQI (US)
22AQI (US)
20th June 2026
21AQI (US)
21AQI (US)
21st June 2026
17AQI (US)
17AQI (US)
22nd June 2026
22AQI (US)
22AQI (US)
23rd June 2026
17AQI (US)
17AQI (US)
24th June 2026
18AQI (US)
18AQI (US)
25th June 2026
25AQI (US)
25AQI (US)
26th June 2026
28AQI (US)
28AQI (US)
27th June 2026
27AQI (US)
27AQI (US)
28th June 2026
27AQI (US)
27AQI (US)
29th June 2026
26AQI (US)
26AQI (US)
30th June 2026
25AQI (US)
25AQI (US)
1st July 2026
31AQI (US)
31AQI (US)
2nd July 2026
58AQI (US)
58AQI (US)
3rd July 2026
55AQI (US)
55AQI (US)
4th July 2026
32AQI (US)
32AQI (US)
5th July 2026
37AQI (US)
37AQI (US)
6th July 2026
22AQI (US)
22AQI (US)
7th July 2026
25AQI (US)
25AQI (US)
8th July 2026
19AQI (US)
19AQI (US)
9th July 2026
22AQI (US)
22AQI (US)
10th July 2026
29AQI (US)
29AQI (US)
11th July 2026
27AQI (US)
27AQI (US)
12th July 2026
26AQI (US)
26AQI (US)
13th July 2026
25AQI (US)
25AQI (US)
14th July 2026
27AQI (US)
27AQI (US)
15th July 2026
30AQI (US)
30AQI (US)
16th July 2026
36AQI (US)
36AQI (US)
17th July 2026
70AQI (US)
70AQI (US)
18th July 2026
65AQI (US)
65AQI (US)
19th July 2026
60AQI (US)
60AQI (US)
20th July 2026
53AQI (US)
53AQI (US)
21st July 2026
47AQI (US)
47AQI (US)
22nd July 2026
38AQI (US)
38AQI (US)
23rd July 2026
26AQI (US)
26AQI (US)
24th July 2026
32AQI (US)
32AQI (US)
25th July 2026
27AQI (US)
27AQI (US)
26th July 2026
31AQI (US)
31AQI (US)
27th July 2026
41AQI (US)
41AQI (US)
28th July 2026
54AQI (US)
54AQI (US)
29th July 2026
37AQI (US)
37AQI (US)
30th July 2026
25AQI (US)
25AQI (US)
31st July 2026
29AQI (US)
29AQI (US)
1st August 2026
44AQI (US)
44AQI (US)
2nd August 2026
38AQI (US)
38AQI (US)
3rd August 2026
35AQI (US)
35AQI (US)
4th August 2026
30AQI (US)
30AQI (US)
5th August 2026
31AQI (US)
31AQI (US)
6th August 2026
43AQI (US)
43AQI (US)
7th August 2026
29AQI (US)
29AQI (US)
8th August 2026
28AQI (US)
28AQI (US)
9th August 2026
40AQI (US)
40AQI (US)
10th August 2026
48AQI (US)
48AQI (US)
11th August 2026
44AQI (US)
44AQI (US)
12th August 2026
46AQI (US)
46AQI (US)
13th August 2026
44AQI (US)
44AQI (US)
14th August 2026
53AQI (US)
53AQI (US)
15th August 2026
48AQI (US)
48AQI (US)
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
36AQI (US)
35AQI (US)
27AQI (US)
25AQI (US)
31AQI (US)
22AQI (US)
37AQI (US)
40AQI (US)
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202631AQI (US)
29
2
28
31
28
28
2
30
24
7
14
1
212
12
Highest AQI (US) recorded in
August40AQI (US)
Lowest AQI (US) recorded in
June22AQI (US)
202536AQI (US)
28
3
28
30
1
28
2
31
22
8
24
7
26
5
27
3
27
4
26
4
23
8
320
45
Highest AQI (US) recorded in
June43AQI (US)
Lowest AQI (US) recorded in
May28AQI (US)
202432AQI (US)
16
1
3
1
12
30
29
2
25
6
26
2
31
30
28
3
231
14
Highest AQI (US) recorded in
February61AQI (US)
Lowest AQI (US) recorded in
March19AQI (US)
202329AQI (US)
3
29
2
32
2
Highest AQI (US) recorded in
December30AQI (US)
Lowest AQI (US) recorded in
November26AQI (US)
202246AQI (US)
2
2
2
2
Highest AQI (US) recorded in
January46AQI (US)
Lowest AQI (US) recorded in
January46AQI (US)
202130AQI (US)
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 (US) recorded in
August40AQI (US)
Lowest AQI (US) recorded in
October21AQI (US)
202026AQI (US)
18
16
28
27
4
31
30
30
1
27
2
26
5
233
12
Highest AQI (US) recorded in
December34AQI (US)
Lowest AQI (US) recorded in
September18AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Most Polluted Year Recorded
2022(Avg.)
46AQI (US)Least Polluted Year Recorded
2020(Avg.)
26AQI (US)Oldtown's annual 2026 AQI (US) (31) shows an average percentage change of -3.3% (improved AQI (US)) compared to previous years: 2020 (26), 2021 (30), 2022 (46), 2023 (29), 2024 (32), 2025 (36).
