Old City, Philadelphia, Pennsylvania, 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
Old City, Philadelphia, Pennsylvania, United States
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
5th Aug 2025
80AQILowest AQI recorded on
8th Aug 2025
35AQISame Day Analysis (11th August ):
On this day, AQI across the 1 years varied significantly: 2025 ranks 1st highest AQI at 50 of Good air quality on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 11th Aug - 12th Aug 2025
Old City, Philadelphia, Pennsylvania, United States
AQI
Day
Night
.
5 AM11th Aug 2025
8 PM
4 AM12th Aug 2025
Day time
Avg. Highest Time
6PM11th Aug
72AQI
Avg. Lowest Time
7AM11th Aug
44AQI
Night time
Avg. Highest Time
9PM11th Aug
58AQI
Avg. Lowest Time
3AM12th Aug
42AQI
In the last 24 hours,
Old City's AQI reached its highest point of 72 at 6 PM during the Day, while the lowest point, 42, was recorded at 3 AM during the Night between 11th Aug and 12th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Old City, Philadelphia, Pennsylvania, United States
JulAug
13th - 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 - 11th11th - 12th12th
Day
Night
13th Jul 2025275 AMAQI
13th Jul 2025286 AMAQI
13th Jul 2025247 AMAQI
13th Jul 2025258 AMAQI
13th Jul 2025259 AMAQI
13th Jul 20252610 AMAQI
13th Jul 20252611 AMAQI
13th Jul 20252712 PMAQI
13th Jul 2025281 PMAQI
13th Jul 2025272 PMAQI
13th Jul 2025263 PMAQI
13th Jul 2025264 PMAQI
13th Jul 2025265 PMAQI
13th Jul 2025266 PMAQI
13th Jul 2025277 PMAQI
13th Jul 2025298 PMAQI
13th Jul 2025299 PMAQI
13th Jul 20252810 PMAQI
13th Jul 20252711 PMAQI
14th Jul 20252712 AMAQI
14th Jul 2025271 AMAQI
14th Jul 2025292 AMAQI
14th Jul 2025283 AMAQI
14th Jul 2025284 AMAQI
27°C22/35°C
14th Jul 2025275 AMAQI
14th Jul 2025286 AMAQI
14th Jul 2025267 AMAQI
14th Jul 2025278 AMAQI
14th Jul 2025289 AMAQI
14th Jul 20252810 AMAQI
14th Jul 20252811 AMAQI
14th Jul 20253012 PMAQI
14th Jul 2025311 PMAQI
14th Jul 2025302 PMAQI
14th Jul 2025313 PMAQI
14th Jul 2025314 PMAQI
14th Jul 2025325 PMAQI
14th Jul 2025316 PMAQI
14th Jul 2025317 PMAQI
14th Jul 2025308 PMAQI
14th Jul 2025309 PMAQI
14th Jul 20253010 PMAQI
14th Jul 20252811 PMAQI
15th Jul 20252712 AMAQI
15th Jul 2025261 AMAQI
15th Jul 2025262 AMAQI
15th Jul 2025253 AMAQI
15th Jul 2025264 AMAQI
26°C23/29°C
15th Jul 2025265 AMAQI
15th Jul 2025266 AMAQI
15th Jul 2025267 AMAQI
15th Jul 2025268 AMAQI
15th Jul 2025259 AMAQI
15th Jul 20252610 AMAQI
15th Jul 20252711 AMAQI
15th Jul 20252612 PMAQI
15th Jul 2025301 PMAQI
15th Jul 2025302 PMAQI
15th Jul 2025283 PMAQI
15th Jul 2025314 PMAQI
15th Jul 2025305 PMAQI
15th Jul 2025306 PMAQI
15th Jul 2025317 PMAQI
15th Jul 2025308 PMAQI
15th Jul 2025349 PMAQI
15th Jul 20253210 PMAQI
15th Jul 20253211 PMAQI
16th Jul 20253212 AMAQI
16th Jul 2025321 AMAQI
16th Jul 2025332 AMAQI
16th Jul 2025343 AMAQI
16th Jul 2025344 AMAQI
27°C23/33°C
16th Jul 2025345 AMAQI
16th Jul 2025356 AMAQI
16th Jul 2025347 AMAQI
16th Jul 2025358 AMAQI
16th Jul 2025359 AMAQI
16th Jul 20253410 AMAQI
16th Jul 20253511 AMAQI
16th Jul 20253612 PMAQI
16th Jul 2025351 PMAQI
16th Jul 2025342 PMAQI
16th Jul 2025343 PMAQI
16th Jul 2025344 PMAQI
16th Jul 2025335 PMAQI
16th Jul 2025346 PMAQI
16th Jul 2025377 PMAQI
16th Jul 2025378 PMAQI
16th Jul 2025369 PMAQI
16th Jul 20253910 PMAQI
16th Jul 20253811 PMAQI
17th Jul 20253612 AMAQI
17th Jul 2025321 AMAQI
17th Jul 2025322 AMAQI
17th Jul 2025313 AMAQI
17th Jul 2025284 AMAQI
28°C24/34°C
17th Jul 2025265 AMAQI
17th Jul 2025266 AMAQI
17th Jul 2025287 AMAQI
17th Jul 2025298 AMAQI
17th Jul 2025309 AMAQI
17th Jul 20253110 AMAQI
17th Jul 20253111 AMAQI
17th Jul 20253612 PMAQI
17th Jul 2025341 PMAQI
17th Jul 2025342 PMAQI
17th Jul 2025353 PMAQI
17th Jul 2025354 PMAQI
17th Jul 2025355 PMAQI
17th Jul 2025346 PMAQI
17th Jul 2025347 PMAQI
17th Jul 2025348 PMAQI
17th Jul 2025349 PMAQI
17th Jul 20253510 PMAQI
17th Jul 20253311 PMAQI
18th Jul 20253312 AMAQI
18th Jul 2025321 AMAQI
18th Jul 2025302 AMAQI
18th Jul 2025283 AMAQI
18th Jul 2025294 AMAQI
29°C24/37°C
18th Jul 2025285 AMAQI
18th Jul 2025286 AMAQI
18th Jul 2025287 AMAQI
18th Jul 2025288 AMAQI
18th Jul 2025289 AMAQI
18th Jul 20252810 AMAQI
18th Jul 20252811 AMAQI
18th Jul 20253012 PMAQI
18th Jul 2025301 PMAQI
18th Jul 2025282 PMAQI
18th Jul 2025283 PMAQI
18th Jul 2025294 PMAQI
18th Jul 2025295 PMAQI
18th Jul 2025306 PMAQI
18th Jul 2025317 PMAQI
18th Jul 2025318 PMAQI
18th Jul 2025329 PMAQI
18th Jul 20253110 PMAQI
18th Jul 20253011 PMAQI
19th Jul 20253212 AMAQI
19th Jul 2025301 AMAQI
19th Jul 2025322 AMAQI
19th Jul 2025323 AMAQI
19th Jul 2025324 AMAQI
27°C23/31°C
19th Jul 2025325 AMAQI
19th Jul 2025326 AMAQI
19th Jul 2025327 AMAQI
19th Jul 2025318 AMAQI
19th Jul 2025329 AMAQI
19th Jul 20253110 AMAQI
19th Jul 20253111 AMAQI
19th Jul 20252912 PMAQI
19th Jul 2025291 PMAQI
19th Jul 2025292 PMAQI
19th Jul 2025293 PMAQI
19th Jul 2025284 PMAQI
19th Jul 2025295 PMAQI
19th Jul 2025286 PMAQI
19th Jul 2025317 PMAQI
19th Jul 2025318 PMAQI
19th Jul 2025319 PMAQI
19th Jul 20253110 PMAQI
19th Jul 20253211 PMAQI
20th Jul 20253212 AMAQI
20th Jul 2025321 AMAQI
20th Jul 2025312 AMAQI
20th Jul 2025323 AMAQI
20th Jul 2025334 AMAQI
25°C23/28°C
20th Jul 2025325 AMAQI
20th Jul 2025326 AMAQI
20th Jul 2025337 AMAQI
20th Jul 2025328 AMAQI
20th Jul 2025349 AMAQI
20th Jul 20253410 AMAQI
20th Jul 20253311 AMAQI
20th Jul 20253212 PMAQI
20th Jul 2025331 PMAQI
20th Jul 2025342 PMAQI
20th Jul 2025343 PMAQI
20th Jul 2025324 PMAQI
20th Jul 2025345 PMAQI
20th Jul 2025346 PMAQI
20th Jul 2025347 PMAQI
20th Jul 2025338 PMAQI
20th Jul 2025339 PMAQI
20th Jul 20253210 PMAQI
20th Jul 20253311 PMAQI
21st Jul 20253212 AMAQI
21st Jul 2025321 AMAQI
21st Jul 2025322 AMAQI
21st Jul 2025303 AMAQI
21st Jul 2025314 AMAQI
28°C24/34°C
21st Jul 2025315 AMAQI
21st Jul 2025306 AMAQI
21st Jul 2025307 AMAQI
21st Jul 2025298 AMAQI
21st Jul 2025319 AMAQI
21st Jul 20253210 AMAQI
21st Jul 20253311 AMAQI
21st Jul 20253312 PMAQI
21st Jul 2025341 PMAQI
21st Jul 2025342 PMAQI
21st Jul 2025343 PMAQI
21st Jul 2025374 PMAQI
21st Jul 2025365 PMAQI
21st Jul 2025366 PMAQI
21st Jul 2025347 PMAQI
21st Jul 2025348 PMAQI
21st Jul 2025409 PMAQI
21st Jul 20254010 PMAQI
21st Jul 20254011 PMAQI
22nd Jul 20254212 AMAQI
22nd Jul 2025491 AMAQI
22nd Jul 2025492 AMAQI
22nd Jul 2025463 AMAQI
22nd Jul 2025434 AMAQI
26°C20/33°C
22nd Jul 2025415 AMAQI
22nd Jul 2025426 AMAQI
22nd Jul 2025387 AMAQI
22nd Jul 2025398 AMAQI
22nd Jul 2025389 AMAQI
22nd Jul 20253910 AMAQI
22nd Jul 20254211 AMAQI
22nd Jul 20254412 PMAQI
22nd Jul 2025451 PMAQI
22nd Jul 2025492 PMAQI
22nd Jul 2025563 PMAQI
22nd Jul 2025574 PMAQI
22nd Jul 2025585 PMAQI
22nd Jul 2025586 PMAQI
22nd Jul 2025567 PMAQI
22nd Jul 2025568 PMAQI
22nd Jul 2025549 PMAQI
22nd Jul 20255410 PMAQI
22nd Jul 20255311 PMAQI
23rd Jul 20254912 AMAQI
23rd Jul 2025441 AMAQI
23rd Jul 2025422 AMAQI
23rd Jul 2025423 AMAQI
23rd Jul 2025444 AMAQI
24°C19/28°C
23rd Jul 2025425 AMAQI
23rd Jul 2025426 AMAQI
23rd Jul 2025447 AMAQI
23rd Jul 2025418 AMAQI
23rd Jul 2025419 AMAQI
23rd Jul 20254110 AMAQI
23rd Jul 20254211 AMAQI
23rd Jul 20254012 PMAQI
23rd Jul 2025451 PMAQI
23rd Jul 2025462 PMAQI
23rd Jul 2025453 PMAQI
23rd Jul 2025444 PMAQI
23rd Jul 2025425 PMAQI
23rd Jul 2025426 PMAQI
23rd Jul 2025427 PMAQI
23rd Jul 2025398 PMAQI
23rd Jul 2025329 PMAQI
23rd Jul 20253210 PMAQI
23rd Jul 20253111 PMAQI
24th Jul 20253212 AMAQI
24th Jul 2025291 AMAQI
24th Jul 2025292 AMAQI
24th Jul 2025293 AMAQI
24th Jul 2025294 AMAQI
24°C21/29°C
24th Jul 2025325 AMAQI
24th Jul 2025326 AMAQI
24th Jul 2025327 AMAQI
24th Jul 2025338 AMAQI
24th Jul 2025349 AMAQI
24th Jul 20253510 AMAQI
24th Jul 20253811 AMAQI
24th Jul 20254412 PMAQI
24th Jul 2025481 PMAQI
24th Jul 2025502 PMAQI
24th Jul 2025523 PMAQI
24th Jul 2025524 PMAQI
24th Jul 2025505 PMAQI
24th Jul 2025526 PMAQI
24th Jul 2025407 PMAQI
24th Jul 2025418 PMAQI
24th Jul 2025499 PMAQI
24th Jul 20254910 PMAQI
24th Jul 20254411 PMAQI
25th Jul 20254412 AMAQI
25th Jul 2025461 AMAQI
25th Jul 2025452 AMAQI
25th Jul 2025473 AMAQI
25th Jul 2025464 AMAQI
27°C20/33°C
25th Jul 2025485 AMAQI
25th Jul 2025486 AMAQI
25th Jul 2025497 AMAQI
25th Jul 2025498 AMAQI
25th Jul 2025529 AMAQI
25th Jul 20255310 AMAQI
25th Jul 20255411 AMAQI
25th Jul 20255712 PMAQI
25th Jul 2025571 PMAQI
25th Jul 2025572 PMAQI
25th Jul 2025563 PMAQI
25th Jul 2025564 PMAQI
25th Jul 2025565 PMAQI
25th Jul 2025566 PMAQI
25th Jul 2025527 PMAQI
25th Jul 2025508 PMAQI
25th Jul 2025459 PMAQI
25th Jul 20254410 PMAQI
25th Jul 20254211 PMAQI
26th Jul 20253912 AMAQI
26th Jul 2025381 AMAQI
26th Jul 2025372 AMAQI
26th Jul 2025363 AMAQI
26th Jul 2025364 AMAQI
30°C23/38°C
26th Jul 2025395 AMAQI
26th Jul 2025376 AMAQI
26th Jul 2025367 AMAQI
26th Jul 2025368 AMAQI
26th Jul 2025429 AMAQI
26th Jul 20254910 AMAQI
26th Jul 20255211 AMAQI
26th Jul 20255412 PMAQI
26th Jul 2025531 PMAQI
26th Jul 2025572 PMAQI
26th Jul 2025593 PMAQI
26th Jul 2025564 PMAQI
26th Jul 2025505 PMAQI
26th Jul 2025546 PMAQI
26th Jul 2025527 PMAQI
26th Jul 2025508 PMAQI
26th Jul 2025649 PMAQI
26th Jul 20256510 PMAQI
26th Jul 20256211 PMAQI
27th Jul 20256012 AMAQI
27th Jul 2025841 AMAQI
27th Jul 20251052 AMAQI
27th Jul 20251073 AMAQI
27th Jul 2025964 AMAQI
28°C24/32°C
27th Jul 2025965 AMAQI
27th Jul 2025996 AMAQI
27th Jul 20251057 AMAQI
27th Jul 2025988 AMAQI
27th Jul 2025949 AMAQI
27th Jul 20259110 AMAQI
27th Jul 20259611 AMAQI
27th Jul 20258612 PMAQI
27th Jul 2025791 PMAQI
27th Jul 2025742 PMAQI
27th Jul 2025693 PMAQI
27th Jul 2025684 PMAQI
27th Jul 2025665 PMAQI
27th Jul 2025636 PMAQI
27th Jul 2025917 PMAQI
27th Jul 2025888 PMAQI
27th Jul 2025569 PMAQI
27th Jul 20255410 PMAQI
27th Jul 20255511 PMAQI
28th Jul 20255412 AMAQI
28th Jul 2025431 AMAQI
28th Jul 2025352 AMAQI
28th Jul 2025403 AMAQI
28th Jul 2025354 AMAQI
26°C22/31°C
28th Jul 2025385 AMAQI
28th Jul 2025386 AMAQI
28th Jul 2025397 AMAQI
28th Jul 2025408 AMAQI
28th Jul 2025429 AMAQI
28th Jul 20254810 AMAQI
28th Jul 20254911 AMAQI
28th Jul 20255112 PMAQI
28th Jul 2025521 PMAQI
28th Jul 2025532 PMAQI
28th Jul 2025513 PMAQI
28th Jul 2025514 PMAQI
28th Jul 2025505 PMAQI
28th Jul 2025516 PMAQI
28th Jul 2025447 PMAQI
28th Jul 2025448 PMAQI
28th Jul 2025529 PMAQI
28th Jul 20255210 PMAQI
28th Jul 20255211 PMAQI
29th Jul 20255212 AMAQI
29th Jul 2025521 AMAQI
29th Jul 2025552 AMAQI
29th Jul 2025553 AMAQI
29th Jul 2025544 AMAQI
29°C23/35°C
29th Jul 2025545 AMAQI
29th Jul 2025566 AMAQI
29th Jul 2025557 AMAQI
29th Jul 2025558 AMAQI
29th Jul 2025569 AMAQI
29th Jul 20255710 AMAQI
29th Jul 20255811 AMAQI
29th Jul 20255812 PMAQI
29th Jul 2025571 PMAQI
29th Jul 2025572 PMAQI
29th Jul 2025563 PMAQI
29th Jul 2025574 PMAQI
29th Jul 2025575 PMAQI
29th Jul 2025576 PMAQI
29th Jul 2025567 PMAQI
29th Jul 2025548 PMAQI
29th Jul 2025559 PMAQI
29th Jul 20255610 PMAQI
29th Jul 20255611 PMAQI
30th Jul 20255712 AMAQI
30th Jul 2025561 AMAQI
30th Jul 2025582 AMAQI
30th Jul 2025593 AMAQI
30th Jul 2025584 AMAQI
31°C24/38°C
30th Jul 2025585 AMAQI
30th Jul 2025586 AMAQI
30th Jul 2025587 AMAQI
30th Jul 2025588 AMAQI
30th Jul 2025589 AMAQI
30th Jul 20255810 AMAQI
30th Jul 20255911 AMAQI
30th Jul 20255912 PMAQI
30th Jul 2025601 PMAQI
30th Jul 2025622 PMAQI
30th Jul 2025623 PMAQI
30th Jul 2025624 PMAQI
30th Jul 2025625 PMAQI
30th Jul 2025626 PMAQI
30th Jul 2025627 PMAQI
30th Jul 2025628 PMAQI
30th Jul 2025589 PMAQI
30th Jul 20255810 PMAQI
30th Jul 20255911 PMAQI
31st Jul 20256012 AMAQI
31st Jul 2025591 AMAQI
31st Jul 2025582 AMAQI
31st Jul 2025563 AMAQI
31st Jul 2025564 AMAQI
31°C24/38°C
31st Jul 2025565 AMAQI
31st Jul 2025556 AMAQI
31st Jul 2025567 AMAQI
31st Jul 2025588 AMAQI
31st Jul 2025589 AMAQI
31st Jul 20256010 AMAQI
31st Jul 20256011 AMAQI
31st Jul 20256112 PMAQI
31st Jul 2025601 PMAQI
31st Jul 2025582 PMAQI
31st Jul 2025573 PMAQI
31st Jul 2025504 PMAQI
31st Jul 2025435 PMAQI
31st Jul 2025406 PMAQI
31st Jul 2025587 PMAQI
31st Jul 2025618 PMAQI
31st Jul 2025659 PMAQI
31st Jul 20256510 PMAQI
31st Jul 20256211 PMAQI
1st Aug 20256012 AMAQI
1st Aug 2025561 AMAQI
1st Aug 2025552 AMAQI
1st Aug 2025463 AMAQI
1st Aug 2025334 AMAQI
28°C20/37°C
1st Aug 2025255 AMAQI
1st Aug 2025246 AMAQI
1st Aug 2025267 AMAQI
1st Aug 2025288 AMAQI
1st Aug 2025329 AMAQI
1st Aug 20253410 AMAQI
1st Aug 20253711 AMAQI
1st Aug 20253912 PMAQI
1st Aug 2025441 PMAQI
1st Aug 2025502 PMAQI
1st Aug 2025523 PMAQI
1st Aug 2025524 PMAQI
1st Aug 2025525 PMAQI
1st Aug 2025526 PMAQI
1st Aug 2025507 PMAQI
1st Aug 2025528 PMAQI
1st Aug 2025529 PMAQI
1st Aug 20255410 PMAQI
1st Aug 20255511 PMAQI
2nd Aug 20255712 AMAQI
2nd Aug 2025601 AMAQI
2nd Aug 2025602 AMAQI
2nd Aug 2025603 AMAQI
2nd Aug 2025584 AMAQI
21°C18/24°C
2nd Aug 2025565 AMAQI
2nd Aug 2025566 AMAQI
2nd Aug 2025547 AMAQI
2nd Aug 2025548 AMAQI
2nd Aug 2025549 AMAQI
2nd Aug 20255210 AMAQI
2nd Aug 20255211 AMAQI
2nd Aug 20255112 PMAQI
2nd Aug 2025471 PMAQI
2nd Aug 2025442 PMAQI
2nd Aug 2025443 PMAQI
2nd Aug 2025424 PMAQI
2nd Aug 2025425 PMAQI
2nd Aug 2025416 PMAQI
2nd Aug 2025507 PMAQI
2nd Aug 2025518 PMAQI
2nd Aug 2025509 PMAQI
2nd Aug 20255210 PMAQI
2nd Aug 20255311 PMAQI
3rd Aug 20255312 AMAQI
3rd Aug 2025531 AMAQI
3rd Aug 2025532 AMAQI
3rd Aug 2025543 AMAQI
3rd Aug 2025554 AMAQI
23°C17/28°C
3rd Aug 2025555 AMAQI
3rd Aug 2025566 AMAQI
3rd Aug 2025547 AMAQI
3rd Aug 2025538 AMAQI
3rd Aug 2025549 AMAQI
3rd Aug 20255410 AMAQI
3rd Aug 20255411 AMAQI
3rd Aug 20255312 PMAQI
3rd Aug 2025521 PMAQI
3rd Aug 2025522 PMAQI
3rd Aug 2025523 PMAQI
3rd Aug 2025504 PMAQI
3rd Aug 2025515 PMAQI
3rd Aug 2025506 PMAQI
3rd Aug 2025537 PMAQI
3rd Aug 2025548 PMAQI
3rd Aug 2025519 PMAQI
3rd Aug 20255210 PMAQI
3rd Aug 20255211 PMAQI
4th Aug 20255212 AMAQI
4th Aug 2025521 AMAQI
4th Aug 2025532 AMAQI
4th Aug 2025533 AMAQI
4th Aug 2025534 AMAQI
25°C17/32°C
4th Aug 2025535 AMAQI
4th Aug 2025546 AMAQI
4th Aug 2025547 AMAQI
4th Aug 2025568 AMAQI
4th Aug 2025579 AMAQI
4th Aug 20256010 AMAQI
4th Aug 20256211 AMAQI
4th Aug 20256712 PMAQI
4th Aug 2025751 PMAQI
4th Aug 2025792 PMAQI
4th Aug 2025823 PMAQI
4th Aug 2025864 PMAQI
4th Aug 2025915 PMAQI
4th Aug 2025936 PMAQI
4th Aug 2025567 PMAQI
4th Aug 2025698 PMAQI
4th Aug 2025829 PMAQI
4th Aug 20257510 PMAQI
4th Aug 20257011 PMAQI
5th Aug 20256912 AMAQI
5th Aug 2025701 AMAQI
5th Aug 2025722 AMAQI
5th Aug 2025733 AMAQI
5th Aug 2025724 AMAQI
26°C17/35°C
5th Aug 2025755 AMAQI
5th Aug 2025766 AMAQI
5th Aug 2025747 AMAQI
5th Aug 2025798 AMAQI
5th Aug 2025779 AMAQI
5th Aug 20257910 AMAQI
5th Aug 20258111 AMAQI
5th Aug 20258112 PMAQI
5th Aug 2025831 PMAQI
5th Aug 2025882 PMAQI
5th Aug 2025863 PMAQI
5th Aug 2025864 PMAQI
5th Aug 2025895 PMAQI
5th Aug 2025886 PMAQI
5th Aug 2025807 PMAQI
5th Aug 2025848 PMAQI
5th Aug 2025869 PMAQI
5th Aug 20258710 PMAQI
5th Aug 20258411 PMAQI
6th Aug 20258212 AMAQI
6th Aug 2025761 AMAQI
6th Aug 2025752 AMAQI
6th Aug 2025753 AMAQI
6th Aug 2025774 AMAQI
26°C19/33°C
6th Aug 2025785 AMAQI
6th Aug 2025786 AMAQI
6th Aug 2025797 AMAQI
6th Aug 2025768 AMAQI
6th Aug 2025769 AMAQI
6th Aug 20257910 AMAQI
6th Aug 20258011 AMAQI
6th Aug 20258612 PMAQI
6th Aug 2025851 PMAQI
6th Aug 2025842 PMAQI
6th Aug 2025843 PMAQI
6th Aug 2025844 PMAQI
6th Aug 2025835 PMAQI
6th Aug 2025806 PMAQI
6th Aug 2025827 PMAQI
6th Aug 2025698 PMAQI
6th Aug 2025539 PMAQI
6th Aug 20255210 PMAQI
6th Aug 20253811 PMAQI
7th Aug 20254412 AMAQI
7th Aug 2025411 AMAQI
7th Aug 2025382 AMAQI
7th Aug 2025373 AMAQI
7th Aug 2025384 AMAQI
24°C22/27°C
7th Aug 2025365 AMAQI
7th Aug 2025386 AMAQI
7th Aug 2025397 AMAQI
7th Aug 2025438 AMAQI
7th Aug 2025549 AMAQI
7th Aug 20256710 AMAQI
7th Aug 20257411 AMAQI
7th Aug 20258012 PMAQI
7th Aug 2025821 PMAQI
7th Aug 2025792 PMAQI
7th Aug 2025773 PMAQI
7th Aug 2025724 PMAQI
7th Aug 2025685 PMAQI
7th Aug 2025666 PMAQI
7th Aug 2025557 PMAQI
7th Aug 2025548 PMAQI
7th Aug 2025559 PMAQI
7th Aug 20255010 PMAQI
7th Aug 20254611 PMAQI
8th Aug 20254212 AMAQI
8th Aug 2025381 AMAQI
8th Aug 2025352 AMAQI
8th Aug 2025323 AMAQI
8th Aug 2025324 AMAQI
24°C20/30°C
8th Aug 2025335 AMAQI
8th Aug 2025326 AMAQI
8th Aug 2025327 AMAQI
8th Aug 2025348 AMAQI
8th Aug 2025339 AMAQI
8th Aug 20253410 AMAQI
8th Aug 20253411 AMAQI
8th Aug 20253412 PMAQI
8th Aug 2025341 PMAQI
8th Aug 2025362 PMAQI
8th Aug 2025353 PMAQI
8th Aug 2025354 PMAQI
8th Aug 2025345 PMAQI
8th Aug 2025336 PMAQI
8th Aug 2025337 PMAQI
8th Aug 2025378 PMAQI
8th Aug 2025379 PMAQI
8th Aug 20253610 PMAQI
8th Aug 20253611 PMAQI
9th Aug 20253912 AMAQI
9th Aug 2025391 AMAQI
9th Aug 2025392 AMAQI
9th Aug 2025383 AMAQI
9th Aug 2025404 AMAQI
23°C17/31°C
9th Aug 2025415 AMAQI
9th Aug 2025406 AMAQI
9th Aug 2025407 AMAQI
9th Aug 2025418 AMAQI
9th Aug 2025419 AMAQI
9th Aug 20254010 AMAQI
9th Aug 20253911 AMAQI
9th Aug 20254112 PMAQI
9th Aug 2025391 PMAQI
9th Aug 2025392 PMAQI
9th Aug 2025393 PMAQI
9th Aug 2025394 PMAQI
9th Aug 2025365 PMAQI
9th Aug 2025366 PMAQI
9th Aug 2025407 PMAQI
9th Aug 2025388 PMAQI
9th Aug 2025369 PMAQI
9th Aug 20253410 PMAQI
9th Aug 20253511 PMAQI
10th Aug 20253612 AMAQI
10th Aug 2025341 AMAQI
10th Aug 2025342 AMAQI
10th Aug 2025343 AMAQI
10th Aug 2025334 AMAQI
25°C16/33°C
10th Aug 2025355 AMAQI
10th Aug 2025346 AMAQI
10th Aug 2025367 AMAQI
10th Aug 2025358 AMAQI
10th Aug 2025359 AMAQI
10th Aug 20253710 AMAQI
10th Aug 20253611 AMAQI
10th Aug 20254012 PMAQI
10th Aug 2025441 PMAQI
10th Aug 2025492 PMAQI
10th Aug 2025483 PMAQI
10th Aug 2025514 PMAQI
10th Aug 2025505 PMAQI
10th Aug 2025526 PMAQI
10th Aug 2025407 PMAQI
10th Aug 2025408 PMAQI
10th Aug 2025499 PMAQI
10th Aug 20254710 PMAQI
10th Aug 20254511 PMAQI
11th Aug 20254112 AMAQI
11th Aug 2025391 AMAQI
11th Aug 2025382 AMAQI
11th Aug 2025403 AMAQI
11th Aug 2025414 AMAQI
25°C18/34°C
11th Aug 2025425 AMAQI
11th Aug 2025446 AMAQI
11th Aug 2025447 AMAQI
11th Aug 2025468 AMAQI
11th Aug 2025489 AMAQI
11th Aug 20254910 AMAQI
11th Aug 20255211 AMAQI
11th Aug 20255612 PMAQI
11th Aug 2025601 PMAQI
11th Aug 2025622 PMAQI
11th Aug 2025643 PMAQI
11th Aug 2025684 PMAQI
11th Aug 2025705 PMAQI
11th Aug 2025726 PMAQI
11th Aug 2025527 PMAQI
11th Aug 2025558 PMAQI
11th Aug 2025589 PMAQI
11th Aug 20255610 PMAQI
11th Aug 20255311 PMAQI
12th Aug 20254812 AMAQI
12th Aug 2025451 AMAQI
12th Aug 2025442 AMAQI
12th Aug 2025423 AMAQI
12th Aug 2025434 AMAQI
25°C20/32°C
12th Aug 2025435 AMAQI
5 AM12th Aug 2025426 AMAQI
12th Aug 2025427 AMAQI
12th Aug 2025448 AMAQI
12th Aug 2025419 AMAQI
12th Aug 20254210 AMAQI
12th Aug 20254811 AMAQI
12th Aug 20255212 PMAQI
12 PM12th Aug 2025511 PMAQI
12th Aug 2025522 PMAQI
12th Aug 2025523 PMAQI
8 PM
12 AM
4 AM
--°C/°C
Day time
Avg. Highest Time
5 AM - 8 PM
47AQI
16 hours / Day
480 hours / Month
Avg. Lowest Time
5 AM - 8 PM
47AQI
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. 47), while the lowest AQI was between 5 AM to 8 PM (Avg. 47).
Night time
Avg. Highest Time
9 PM - 11 PM
47AQI
3 hours / Day
90 hours / Month
Avg. Lowest Time
12 AM - 4 AM
44AQI
5 hours / Day
150 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 9 PM to 11 PM (Avg. 47), while the lowest AQI was between 12 AM to 4 AM (Avg. 44).
2025 Days Vs Air Quality
Old City, Philadelphia, Pennsylvania, United States
2025
80%
111
20%
27
Total number of days with different AQI categories in last 224 days in 2025 (141 days remaining)
Good
111 DaysModerate
27 DaysPoor
0 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 80%
Health Risk Level:
Low
In 2025, 80% of 224 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
Old City, Philadelphia, Pennsylvania, 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
25AQI
25AQI
2nd March 2025
46AQI
46AQI
3rd March 2025
60AQI
60AQI
4th March 2025
54AQI
54AQI
5th March 2025
42AQI
42AQI
1st April 2025
24AQI
24AQI
2nd April 2025
27AQI
27AQI
3rd April 2025
43AQI
43AQI
4th April 2025
37AQI
37AQI
5th April 2025
31AQI
31AQI
6th April 2025
41AQI
41AQI
7th April 2025
29AQI
29AQI
8th April 2025
35AQI
35AQI
9th April 2025
26AQI
26AQI
10th April 2025
33AQI
33AQI
11th April 2025
31AQI
31AQI
12th April 2025
18AQI
18AQI
13th April 2025
23AQI
23AQI
14th April 2025
35AQI
35AQI
15th April 2025
38AQI
38AQI
16th April 2025
17AQI
17AQI
17th April 2025
25AQI
25AQI
18th April 2025
42AQI
42AQI
19th April 2025
54AQI
54AQI
20th April 2025
35AQI
35AQI
21st April 2025
32AQI
32AQI
22nd April 2025
44AQI
44AQI
23rd April 2025
34AQI
34AQI
24th April 2025
60AQI
60AQI
25th April 2025
40AQI
40AQI
26th April 2025
41AQI
41AQI
27th April 2025
15AQI
15AQI
28th April 2025
24AQI
24AQI
29th April 2025
34AQI
34AQI
30th April 2025
40AQI
40AQI
1st May 2025
31AQI
31AQI
2nd May 2025
49AQI
49AQI
3rd May 2025
50AQI
50AQI
4th May 2025
36AQI
36AQI
5th May 2025
32AQI
32AQI
6th May 2025
31AQI
31AQI
7th May 2025
24AQI
24AQI
8th May 2025
37AQI
37AQI
9th May 2025
29AQI
29AQI
10th May 2025
25AQI
25AQI
11th May 2025
40AQI
40AQI
12th May 2025
43AQI
43AQI
13th May 2025
33AQI
33AQI
14th May 2025
33AQI
33AQI
15th May 2025
42AQI
42AQI
16th May 2025
46AQI
46AQI
17th May 2025
40AQI
40AQI
18th May 2025
23AQI
23AQI
19th May 2025
24AQI
24AQI
20th May 2025
21AQI
21AQI
21st May 2025
22AQI
22AQI
22nd May 2025
17AQI
17AQI
23rd May 2025
23AQI
23AQI
24th May 2025
16AQI
16AQI
25th May 2025
18AQI
18AQI
26th May 2025
24AQI
24AQI
27th May 2025
34AQI
34AQI
28th May 2025
25AQI
25AQI
29th May 2025
24AQI
24AQI
30th May 2025
43AQI
43AQI
31st May 2025
37AQI
37AQI
1st June 2025
25AQI
25AQI
2nd June 2025
31AQI
31AQI
3rd June 2025
37AQI
37AQI
4th June 2025
50AQI
50AQI
5th June 2025
56AQI
56AQI
6th June 2025
58AQI
58AQI
7th June 2025
47AQI
47AQI
8th June 2025
35AQI
35AQI
9th June 2025
34AQI
34AQI
10th June 2025
44AQI
44AQI
11th June 2025
58AQI
58AQI
12th June 2025
67AQI
67AQI
13th June 2025
74AQI
74AQI
14th June 2025
76AQI
76AQI
15th June 2025
41AQI
41AQI
16th June 2025
42AQI
42AQI
17th June 2025
41AQI
41AQI
18th June 2025
39AQI
39AQI
19th June 2025
40AQI
40AQI
20th June 2025
33AQI
33AQI
21st June 2025
51AQI
51AQI
22nd June 2025
51AQI
51AQI
23rd June 2025
49AQI
49AQI
24th June 2025
52AQI
52AQI
25th June 2025
57AQI
57AQI
26th June 2025
49AQI
49AQI
27th June 2025
48AQI
48AQI
28th June 2025
43AQI
43AQI
29th June 2025
50AQI
50AQI
30th June 2025
49AQI
49AQI
1st July 2025
38AQI
38AQI
2nd July 2025
35AQI
35AQI
3rd July 2025
50AQI
50AQI
4th July 2025
51AQI
51AQI
5th July 2025
69AQI
69AQI
6th July 2025
55AQI
55AQI
7th July 2025
36AQI
36AQI
8th July 2025
36AQI
36AQI
9th July 2025
36AQI
36AQI
10th July 2025
37AQI
37AQI
11th July 2025
35AQI
35AQI
12th July 2025
32AQI
32AQI
13th July 2025
27AQI
27AQI
14th July 2025
29AQI
29AQI
15th July 2025
28AQI
28AQI
16th July 2025
35AQI
35AQI
17th July 2025
32AQI
32AQI
18th July 2025
30AQI
30AQI
19th July 2025
31AQI
31AQI
20th July 2025
33AQI
33AQI
21st July 2025
34AQI
34AQI
22nd July 2025
48AQI
48AQI
23rd July 2025
41AQI
41AQI
24th July 2025
39AQI
39AQI
25th July 2025
50AQI
50AQI
26th July 2025
48AQI
48AQI
27th July 2025
82AQI
82AQI
28th July 2025
46AQI
46AQI
29th July 2025
56AQI
56AQI
30th July 2025
59AQI
59AQI
31st July 2025
57AQI
57AQI
1st August 2025
45AQI
45AQI
2nd August 2025
52AQI
52AQI
3rd August 2025
53AQI
53AQI
4th August 2025
66AQI
66AQI
5th August 2025
80AQI
80AQI
6th August 2025
74AQI
74AQI
7th August 2025
54AQI
54AQI
8th August 2025
35AQI
35AQI
9th August 2025
38AQI
38AQI
10th August 2025
40AQI
40AQI
11th August 2025
50AQI
50AQI
45AQI
34AQI
31AQI
48AQI
42AQI
53AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202540AQI
3
2
28
2
31
20
10
24
7
5
6
111
27
Highest AQI recorded in
August53AQI
Lowest AQI recorded in
May31AQI
Most & Least Polluted Years Over the Last 1 Years
Most Polluted Year Recorded
2025(Avg.)
40AQILeast Polluted Year Recorded
2025(Avg.)
40AQIOld City's annual 2025 AQI (40) shows an average percentage change of NaN% (improved AQI) compared to previous years: .
