Bristol, 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
Bristol, Pennsylvania, United States
2021
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
5th Aug 2025
77AQILowest AQI recorded on
20th Aug 2024
20AQISame Day Analysis (10th August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 4th highest AQI at 33 of Good air quality, showing improvement over 2024, 2023 and 2021 on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 10th Aug - 11th Aug 2025
Bristol, Pennsylvania, United States
AQI
Day
Night
.
5 AM10th Aug 2025
8 PM
4 AM11th Aug 2025
Day time
Avg. Highest Time
6PM10th Aug
44AQI
Avg. Lowest Time
8AM10th Aug
34AQI
Night time
Avg. Highest Time
3AM11th Aug
42AQI
Avg. Lowest Time
5AM10th Aug
34AQI
In the last 24 hours,
Bristol's AQI reached its highest point of 44 at 6 PM during the Day, while the lowest point, 34, was recorded at 8 AM during the Day between 10th Aug and 11th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Bristol, Pennsylvania, United States
JulAug
12th - 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 - 11th11th
Day
Night
12th Jul 2025315 AMAQI
12th Jul 2025306 AMAQI
12th Jul 2025327 AMAQI
12th Jul 2025328 AMAQI
12th Jul 2025309 AMAQI
12th Jul 20253010 AMAQI
12th Jul 20253011 AMAQI
12th Jul 20252912 PMAQI
12th Jul 2025301 PMAQI
12th Jul 2025312 PMAQI
12th Jul 2025313 PMAQI
12th Jul 2025304 PMAQI
12th Jul 2025305 PMAQI
12th Jul 2025306 PMAQI
12th Jul 2025307 PMAQI
12th Jul 2025318 PMAQI
12th Jul 2025299 PMAQI
12th Jul 20252910 PMAQI
12th Jul 20253011 PMAQI
13th Jul 20253012 AMAQI
13th Jul 2025291 AMAQI
13th Jul 2025322 AMAQI
13th Jul 2025283 AMAQI
13th Jul 2025284 AMAQI
27°C22/32°C
13th Jul 2025265 AMAQI
13th Jul 2025266 AMAQI
13th Jul 2025297 AMAQI
13th Jul 2025348 AMAQI
13th Jul 2025329 AMAQI
13th Jul 20253210 AMAQI
13th Jul 20253111 AMAQI
13th Jul 20253012 PMAQI
13th Jul 2025311 PMAQI
13th Jul 2025322 PMAQI
13th Jul 2025303 PMAQI
13th Jul 2025304 PMAQI
13th Jul 2025305 PMAQI
13th Jul 2025306 PMAQI
13th Jul 2025307 PMAQI
13th Jul 2025308 PMAQI
13th Jul 2025309 PMAQI
13th Jul 20253010 PMAQI
13th Jul 20253211 PMAQI
14th Jul 20253112 AMAQI
14th Jul 2025321 AMAQI
14th Jul 2025332 AMAQI
14th Jul 2025333 AMAQI
14th Jul 2025344 AMAQI
27°C22/34°C
14th Jul 2025345 AMAQI
14th Jul 2025356 AMAQI
14th Jul 2025387 AMAQI
14th Jul 2025398 AMAQI
14th Jul 2025389 AMAQI
14th Jul 20254010 AMAQI
14th Jul 20254011 AMAQI
14th Jul 20254012 PMAQI
14th Jul 2025411 PMAQI
14th Jul 2025392 PMAQI
14th Jul 2025383 PMAQI
14th Jul 2025384 PMAQI
14th Jul 2025385 PMAQI
14th Jul 2025386 PMAQI
14th Jul 2025367 PMAQI
14th Jul 2025358 PMAQI
14th Jul 2025369 PMAQI
14th Jul 20253310 PMAQI
14th Jul 20253311 PMAQI
15th Jul 20253412 AMAQI
15th Jul 2025331 AMAQI
15th Jul 2025312 AMAQI
15th Jul 2025353 AMAQI
15th Jul 2025364 AMAQI
25°C23/29°C
15th Jul 2025345 AMAQI
15th Jul 2025346 AMAQI
15th Jul 2025427 AMAQI
15th Jul 2025428 AMAQI
15th Jul 2025439 AMAQI
15th Jul 20254310 AMAQI
15th Jul 20254211 AMAQI
15th Jul 20253912 PMAQI
15th Jul 2025381 PMAQI
15th Jul 2025382 PMAQI
15th Jul 2025363 PMAQI
15th Jul 2025364 PMAQI
15th Jul 2025365 PMAQI
15th Jul 2025356 PMAQI
15th Jul 2025367 PMAQI
15th Jul 2025368 PMAQI
15th Jul 2025379 PMAQI
15th Jul 20253710 PMAQI
15th Jul 20253811 PMAQI
16th Jul 20253712 AMAQI
16th Jul 2025361 AMAQI
16th Jul 2025352 AMAQI
16th Jul 2025363 AMAQI
16th Jul 2025364 AMAQI
27°C22/34°C
16th Jul 2025395 AMAQI
16th Jul 2025366 AMAQI
16th Jul 2025407 AMAQI
16th Jul 2025428 AMAQI
16th Jul 2025419 AMAQI
16th Jul 20254110 AMAQI
16th Jul 20253911 AMAQI
16th Jul 20253812 PMAQI
16th Jul 2025371 PMAQI
16th Jul 2025372 PMAQI
16th Jul 2025403 PMAQI
16th Jul 2025384 PMAQI
16th Jul 2025365 PMAQI
16th Jul 2025396 PMAQI
16th Jul 2025387 PMAQI
16th Jul 2025378 PMAQI
16th Jul 2025369 PMAQI
16th Jul 20253610 PMAQI
16th Jul 20253611 PMAQI
17th Jul 20253612 AMAQI
17th Jul 2025311 AMAQI
17th Jul 2025262 AMAQI
17th Jul 2025253 AMAQI
17th Jul 2025254 AMAQI
28°C23/34°C
17th Jul 2025255 AMAQI
17th Jul 2025256 AMAQI
17th Jul 2025307 AMAQI
17th Jul 2025328 AMAQI
17th Jul 2025329 AMAQI
17th Jul 20253310 AMAQI
17th Jul 20253311 AMAQI
17th Jul 20253212 PMAQI
17th Jul 2025311 PMAQI
17th Jul 2025322 PMAQI
17th Jul 2025303 PMAQI
17th Jul 2025304 PMAQI
17th Jul 2025305 PMAQI
17th Jul 2025306 PMAQI
17th Jul 2025297 PMAQI
17th Jul 2025298 PMAQI
17th Jul 2025299 PMAQI
17th Jul 20253010 PMAQI
17th Jul 20252911 PMAQI
18th Jul 20252812 AMAQI
18th Jul 2025281 AMAQI
18th Jul 2025262 AMAQI
18th Jul 2025253 AMAQI
18th Jul 2025264 AMAQI
30°C24/37°C
18th Jul 2025255 AMAQI
18th Jul 2025266 AMAQI
18th Jul 2025277 AMAQI
18th Jul 2025278 AMAQI
18th Jul 2025269 AMAQI
18th Jul 20252510 AMAQI
18th Jul 20252611 AMAQI
18th Jul 20252512 PMAQI
18th Jul 2025271 PMAQI
18th Jul 2025262 PMAQI
18th Jul 2025263 PMAQI
18th Jul 2025264 PMAQI
18th Jul 2025265 PMAQI
18th Jul 2025266 PMAQI
18th Jul 2025257 PMAQI
18th Jul 2025268 PMAQI
18th Jul 2025269 PMAQI
18th Jul 20252710 PMAQI
18th Jul 20252711 PMAQI
19th Jul 20252812 AMAQI
19th Jul 2025281 AMAQI
19th Jul 2025272 AMAQI
19th Jul 2025283 AMAQI
19th Jul 2025294 AMAQI
26°C23/31°C
19th Jul 2025295 AMAQI
19th Jul 2025296 AMAQI
19th Jul 2025277 AMAQI
19th Jul 2025268 AMAQI
19th Jul 2025259 AMAQI
19th Jul 20252410 AMAQI
19th Jul 20252611 AMAQI
19th Jul 20252512 PMAQI
19th Jul 2025251 PMAQI
19th Jul 2025262 PMAQI
19th Jul 2025273 PMAQI
19th Jul 2025274 PMAQI
19th Jul 2025275 PMAQI
19th Jul 2025266 PMAQI
19th Jul 2025287 PMAQI
19th Jul 2025288 PMAQI
19th Jul 2025279 PMAQI
19th Jul 20252810 PMAQI
19th Jul 20252811 PMAQI
20th Jul 20252712 AMAQI
20th Jul 2025271 AMAQI
20th Jul 2025262 AMAQI
20th Jul 2025263 AMAQI
20th Jul 2025274 AMAQI
24°C21/27°C
20th Jul 2025295 AMAQI
20th Jul 2025296 AMAQI
20th Jul 2025297 AMAQI
20th Jul 2025318 AMAQI
20th Jul 2025319 AMAQI
20th Jul 20253010 AMAQI
20th Jul 20253011 AMAQI
20th Jul 20252912 PMAQI
20th Jul 2025301 PMAQI
20th Jul 2025302 PMAQI
20th Jul 2025303 PMAQI
20th Jul 2025314 PMAQI
20th Jul 2025325 PMAQI
20th Jul 2025326 PMAQI
20th Jul 2025287 PMAQI
20th Jul 2025288 PMAQI
20th Jul 2025299 PMAQI
20th Jul 20253010 PMAQI
20th Jul 20253011 PMAQI
21st Jul 20253012 AMAQI
21st Jul 2025311 AMAQI
21st Jul 2025312 AMAQI
21st Jul 2025313 AMAQI
21st Jul 2025324 AMAQI
28°C24/35°C
21st Jul 2025325 AMAQI
21st Jul 2025326 AMAQI
21st Jul 2025367 AMAQI
21st Jul 2025408 AMAQI
21st Jul 2025459 AMAQI
21st Jul 20254610 AMAQI
21st Jul 20254111 AMAQI
21st Jul 20253812 PMAQI
21st Jul 2025371 PMAQI
21st Jul 2025372 PMAQI
21st Jul 2025383 PMAQI
21st Jul 2025394 PMAQI
21st Jul 2025395 PMAQI
21st Jul 2025386 PMAQI
21st Jul 2025367 PMAQI
21st Jul 2025368 PMAQI
21st Jul 2025409 PMAQI
21st Jul 20254110 PMAQI
21st Jul 20254211 PMAQI
22nd Jul 20254012 AMAQI
22nd Jul 2025431 AMAQI
22nd Jul 2025422 AMAQI
22nd Jul 2025453 AMAQI
22nd Jul 2025434 AMAQI
26°C20/33°C
22nd Jul 2025425 AMAQI
22nd Jul 2025406 AMAQI
22nd Jul 2025477 AMAQI
22nd Jul 2025478 AMAQI
22nd Jul 2025469 AMAQI
22nd Jul 20254710 AMAQI
22nd Jul 20254111 AMAQI
22nd Jul 20254312 PMAQI
22nd Jul 2025451 PMAQI
22nd Jul 2025462 PMAQI
22nd Jul 2025483 PMAQI
22nd Jul 2025454 PMAQI
22nd Jul 2025455 PMAQI
22nd Jul 2025446 PMAQI
22nd Jul 2025447 PMAQI
22nd Jul 2025438 PMAQI
22nd Jul 2025419 PMAQI
22nd Jul 20254210 PMAQI
22nd Jul 20254211 PMAQI
23rd Jul 20254012 AMAQI
23rd Jul 2025391 AMAQI
23rd Jul 2025382 AMAQI
23rd Jul 2025383 AMAQI
23rd Jul 2025374 AMAQI
23°C19/27°C
23rd Jul 2025335 AMAQI
23rd Jul 2025336 AMAQI
23rd Jul 2025397 AMAQI
23rd Jul 2025428 AMAQI
23rd Jul 2025469 AMAQI
23rd Jul 20254410 AMAQI
23rd Jul 20254111 AMAQI
23rd Jul 20254012 PMAQI
23rd Jul 2025401 PMAQI
23rd Jul 2025402 PMAQI
23rd Jul 2025403 PMAQI
23rd Jul 2025404 PMAQI
23rd Jul 2025425 PMAQI
23rd Jul 2025446 PMAQI
23rd Jul 2025447 PMAQI
23rd Jul 2025408 PMAQI
23rd Jul 2025389 PMAQI
23rd Jul 20253810 PMAQI
23rd Jul 20253811 PMAQI
24th Jul 20253812 AMAQI
24th Jul 2025371 AMAQI
24th Jul 2025392 AMAQI
24th Jul 2025413 AMAQI
24th Jul 2025424 AMAQI
24°C21/29°C
24th Jul 2025425 AMAQI
24th Jul 2025426 AMAQI
24th Jul 2025477 AMAQI
24th Jul 2025488 AMAQI
24th Jul 2025499 AMAQI
24th Jul 20254910 AMAQI
24th Jul 20254511 AMAQI
24th Jul 20254312 PMAQI
24th Jul 2025451 PMAQI
24th Jul 2025442 PMAQI
24th Jul 2025453 PMAQI
24th Jul 2025454 PMAQI
24th Jul 2025465 PMAQI
24th Jul 2025486 PMAQI
24th Jul 2025447 PMAQI
24th Jul 2025448 PMAQI
24th Jul 2025479 PMAQI
24th Jul 20254710 PMAQI
24th Jul 20254611 PMAQI
25th Jul 20254612 AMAQI
25th Jul 2025461 AMAQI
25th Jul 2025442 AMAQI
25th Jul 2025463 AMAQI
25th Jul 2025464 AMAQI
27°C20/35°C
25th Jul 2025495 AMAQI
25th Jul 2025486 AMAQI
25th Jul 2025497 AMAQI
25th Jul 2025498 AMAQI
25th Jul 2025509 AMAQI
25th Jul 20255010 AMAQI
25th Jul 20254911 AMAQI
25th Jul 20254712 PMAQI
25th Jul 2025461 PMAQI
25th Jul 2025462 PMAQI
25th Jul 2025463 PMAQI
25th Jul 2025464 PMAQI
25th Jul 2025465 PMAQI
25th Jul 2025456 PMAQI
25th Jul 2025457 PMAQI
25th Jul 2025458 PMAQI
25th Jul 2025449 PMAQI
25th Jul 20254310 PMAQI
25th Jul 20254311 PMAQI
26th Jul 20254312 AMAQI
26th Jul 2025421 AMAQI
26th Jul 2025362 AMAQI
26th Jul 2025333 AMAQI
26th Jul 2025354 AMAQI
30°C23/40°C
26th Jul 2025355 AMAQI
26th Jul 2025356 AMAQI
26th Jul 2025357 AMAQI
26th Jul 2025358 AMAQI
26th Jul 2025359 AMAQI
26th Jul 20253610 AMAQI
26th Jul 20253611 AMAQI
26th Jul 20253812 PMAQI
26th Jul 2025381 PMAQI
26th Jul 2025382 PMAQI
26th Jul 2025393 PMAQI
26th Jul 2025394 PMAQI
26th Jul 2025355 PMAQI
26th Jul 2025366 PMAQI
26th Jul 2025367 PMAQI
26th Jul 2025368 PMAQI
26th Jul 2025409 PMAQI
26th Jul 20253810 PMAQI
26th Jul 20253811 PMAQI
27th Jul 20253912 AMAQI
27th Jul 2025471 AMAQI
27th Jul 2025502 AMAQI
27th Jul 2025593 AMAQI
27th Jul 2025584 AMAQI
27°C24/32°C
27th Jul 2025565 AMAQI
27th Jul 2025566 AMAQI
27th Jul 2025557 AMAQI
27th Jul 2025578 AMAQI
27th Jul 2025569 AMAQI
27th Jul 20255510 AMAQI
27th Jul 20255511 AMAQI
27th Jul 20255112 PMAQI
27th Jul 2025491 PMAQI
27th Jul 2025462 PMAQI
27th Jul 2025483 PMAQI
27th Jul 2025474 PMAQI
27th Jul 2025465 PMAQI
27th Jul 2025456 PMAQI
27th Jul 2025537 PMAQI
27th Jul 2025538 PMAQI
27th Jul 2025469 PMAQI
27th Jul 20254510 PMAQI
27th Jul 20254411 PMAQI
28th Jul 20254512 AMAQI
28th Jul 2025441 AMAQI
28th Jul 2025432 AMAQI
28th Jul 2025333 AMAQI
28th Jul 2025324 AMAQI
26°C22/32°C
28th Jul 2025335 AMAQI
28th Jul 2025346 AMAQI
28th Jul 2025397 AMAQI
28th Jul 2025388 AMAQI
28th Jul 2025419 AMAQI
28th Jul 20254010 AMAQI
28th Jul 20254011 AMAQI
28th Jul 20254012 PMAQI
28th Jul 2025411 PMAQI
28th Jul 2025412 PMAQI
28th Jul 2025403 PMAQI
28th Jul 2025404 PMAQI
28th Jul 2025395 PMAQI
28th Jul 2025406 PMAQI
28th Jul 2025387 PMAQI
28th Jul 2025378 PMAQI
28th Jul 2025409 PMAQI
28th Jul 20254010 PMAQI
28th Jul 20254011 PMAQI
29th Jul 20254012 AMAQI
29th Jul 2025411 AMAQI
29th Jul 2025402 AMAQI
29th Jul 2025423 AMAQI
29th Jul 2025414 AMAQI
30°C23/37°C
29th Jul 2025415 AMAQI
29th Jul 2025426 AMAQI
29th Jul 2025467 AMAQI
29th Jul 2025458 AMAQI
29th Jul 2025459 AMAQI
29th Jul 20254510 AMAQI
29th Jul 20254411 AMAQI
29th Jul 20254312 PMAQI
29th Jul 2025401 PMAQI
29th Jul 2025412 PMAQI
29th Jul 2025403 PMAQI
29th Jul 2025404 PMAQI
29th Jul 2025415 PMAQI
29th Jul 2025416 PMAQI
29th Jul 2025417 PMAQI
29th Jul 2025388 PMAQI
29th Jul 2025409 PMAQI
29th Jul 20254110 PMAQI
29th Jul 20254211 PMAQI
30th Jul 20254412 AMAQI
30th Jul 2025461 AMAQI
30th Jul 2025482 AMAQI
30th Jul 2025453 AMAQI
30th Jul 2025444 AMAQI
30°C24/38°C
30th Jul 2025465 AMAQI
30th Jul 2025456 AMAQI
30th Jul 2025477 AMAQI
30th Jul 2025478 AMAQI
30th Jul 2025479 AMAQI
30th Jul 20254610 AMAQI
30th Jul 20254611 AMAQI
30th Jul 20254512 PMAQI
30th Jul 2025451 PMAQI
30th Jul 2025442 PMAQI
30th Jul 2025443 PMAQI
30th Jul 2025424 PMAQI
30th Jul 2025445 PMAQI
30th Jul 2025446 PMAQI
30th Jul 2025457 PMAQI
30th Jul 2025458 PMAQI
30th Jul 2025469 PMAQI
30th Jul 20255010 PMAQI
30th Jul 20254811 PMAQI
31st Jul 20254912 AMAQI
31st Jul 2025481 AMAQI
31st Jul 2025482 AMAQI
31st Jul 2025483 AMAQI
31st Jul 2025504 AMAQI
32°C25/39°C
31st Jul 2025505 AMAQI
31st Jul 2025556 AMAQI
31st Jul 2025597 AMAQI
31st Jul 2025618 AMAQI
31st Jul 2025649 AMAQI
31st Jul 20256810 AMAQI
31st Jul 20256811 AMAQI
31st Jul 20256912 PMAQI
31st Jul 2025691 PMAQI
31st Jul 2025682 PMAQI
31st Jul 2025663 PMAQI
31st Jul 2025644 PMAQI
31st Jul 2025645 PMAQI
31st Jul 2025626 PMAQI
31st Jul 2025637 PMAQI
31st Jul 2025648 PMAQI
31st Jul 2025649 PMAQI
31st Jul 20256010 PMAQI
31st Jul 20256011 PMAQI
1st Aug 20256012 AMAQI
1st Aug 2025551 AMAQI
1st Aug 2025542 AMAQI
1st Aug 2025523 AMAQI
1st Aug 2025464 AMAQI
29°C20/37°C
1st Aug 2025415 AMAQI
1st Aug 2025406 AMAQI
1st Aug 2025417 AMAQI
1st Aug 2025428 AMAQI
1st Aug 2025469 AMAQI
1st Aug 20254410 AMAQI
1st Aug 20254311 AMAQI
1st Aug 20254712 PMAQI
1st Aug 2025491 PMAQI
1st Aug 2025492 PMAQI
1st Aug 2025513 PMAQI
1st Aug 2025524 PMAQI
1st Aug 2025485 PMAQI
1st Aug 2025506 PMAQI
1st Aug 2025507 PMAQI
1st Aug 2025518 PMAQI
1st Aug 2025509 PMAQI
1st Aug 20255110 PMAQI
1st Aug 20255211 PMAQI
2nd Aug 20255212 AMAQI
2nd Aug 2025541 AMAQI
2nd Aug 2025532 AMAQI
2nd Aug 2025543 AMAQI
2nd Aug 2025524 AMAQI
21°C18/24°C
2nd Aug 2025515 AMAQI
2nd Aug 2025516 AMAQI
2nd Aug 2025547 AMAQI
2nd Aug 2025538 AMAQI
2nd Aug 2025529 AMAQI
2nd Aug 20255010 AMAQI
2nd Aug 20254911 AMAQI
2nd Aug 20254712 PMAQI
2nd Aug 2025441 PMAQI
2nd Aug 2025422 PMAQI
2nd Aug 2025423 PMAQI
2nd Aug 2025454 PMAQI
2nd Aug 2025435 PMAQI
2nd Aug 2025436 PMAQI
2nd Aug 2025497 PMAQI
2nd Aug 2025518 PMAQI
2nd Aug 2025509 PMAQI
2nd Aug 20255310 PMAQI
2nd Aug 20255311 PMAQI
3rd Aug 20255712 AMAQI
3rd Aug 2025551 AMAQI
3rd Aug 2025572 AMAQI
3rd Aug 2025573 AMAQI
3rd Aug 2025574 AMAQI
23°C16/29°C
3rd Aug 2025575 AMAQI
3rd Aug 2025576 AMAQI
3rd Aug 2025547 AMAQI
3rd Aug 2025538 AMAQI
3rd Aug 2025529 AMAQI
3rd Aug 20255010 AMAQI
3rd Aug 20255111 AMAQI
3rd Aug 20254912 PMAQI
3rd Aug 2025461 PMAQI
3rd Aug 2025492 PMAQI
3rd Aug 2025453 PMAQI
3rd Aug 2025464 PMAQI
3rd Aug 2025455 PMAQI
3rd Aug 2025486 PMAQI
3rd Aug 2025547 PMAQI
3rd Aug 2025518 PMAQI
3rd Aug 2025519 PMAQI
3rd Aug 20255010 PMAQI
3rd Aug 20255211 PMAQI
4th Aug 20255312 AMAQI
4th Aug 2025561 AMAQI
4th Aug 2025582 AMAQI
4th Aug 2025563 AMAQI
4th Aug 2025554 AMAQI
24°C16/31°C
4th Aug 2025565 AMAQI
4th Aug 2025556 AMAQI
4th Aug 2025577 AMAQI
4th Aug 2025568 AMAQI
4th Aug 2025579 AMAQI
4th Aug 20255810 AMAQI
4th Aug 20255611 AMAQI
4th Aug 20255812 PMAQI
4th Aug 2025581 PMAQI
4th Aug 2025592 PMAQI
4th Aug 2025613 PMAQI
4th Aug 2025594 PMAQI
4th Aug 2025605 PMAQI
4th Aug 2025606 PMAQI
4th Aug 2025517 PMAQI
4th Aug 2025598 PMAQI
4th Aug 2025609 PMAQI
4th Aug 20255910 PMAQI
4th Aug 20255511 PMAQI
5th Aug 20255612 AMAQI
5th Aug 2025591 AMAQI
5th Aug 2025602 AMAQI
5th Aug 2025613 AMAQI
5th Aug 2025634 AMAQI
26°C17/34°C
5th Aug 2025645 AMAQI
5th Aug 2025616 AMAQI
5th Aug 2025647 AMAQI
5th Aug 2025678 AMAQI
5th Aug 2025689 AMAQI
5th Aug 20256510 AMAQI
5th Aug 20256811 AMAQI
5th Aug 20256812 PMAQI
5th Aug 2025671 PMAQI
5th Aug 2025652 PMAQI
5th Aug 2025673 PMAQI
5th Aug 2025654 PMAQI
5th Aug 2025685 PMAQI
5th Aug 2025656 PMAQI
5th Aug 2025627 PMAQI
5th Aug 2025628 PMAQI
5th Aug 2025629 PMAQI
5th Aug 20256410 PMAQI
5th Aug 20256411 PMAQI
6th Aug 20256412 AMAQI
6th Aug 2025651 AMAQI
6th Aug 2025632 AMAQI
6th Aug 2025653 AMAQI
6th Aug 2025664 AMAQI
26°C19/32°C
6th Aug 2025645 AMAQI
6th Aug 2025666 AMAQI
6th Aug 2025627 AMAQI
6th Aug 2025628 AMAQI
6th Aug 2025609 AMAQI
6th Aug 20256110 AMAQI
6th Aug 20256611 AMAQI
6th Aug 20256312 PMAQI
6th Aug 2025621 PMAQI
6th Aug 2025602 PMAQI
6th Aug 2025573 PMAQI
6th Aug 2025574 PMAQI
6th Aug 2025585 PMAQI
6th Aug 2025576 PMAQI
6th Aug 2025637 PMAQI
6th Aug 2025528 PMAQI
6th Aug 2025459 PMAQI
6th Aug 20254410 PMAQI
6th Aug 20254111 PMAQI
7th Aug 20254612 AMAQI
7th Aug 2025491 AMAQI
7th Aug 2025382 AMAQI
7th Aug 2025373 AMAQI
7th Aug 2025384 AMAQI
23°C22/26°C
7th Aug 2025385 AMAQI
7th Aug 2025386 AMAQI
7th Aug 2025437 AMAQI
7th Aug 2025438 AMAQI
7th Aug 2025459 AMAQI
7th Aug 20254810 AMAQI
7th Aug 20255311 AMAQI
7th Aug 20255112 PMAQI
7th Aug 2025511 PMAQI
7th Aug 2025492 PMAQI
7th Aug 2025493 PMAQI
7th Aug 2025474 PMAQI
7th Aug 2025465 PMAQI
7th Aug 2025466 PMAQI
7th Aug 2025457 PMAQI
7th Aug 2025448 PMAQI
7th Aug 2025459 PMAQI
7th Aug 20254310 PMAQI
7th Aug 20254211 PMAQI
8th Aug 20254112 AMAQI
8th Aug 2025401 AMAQI
8th Aug 2025392 AMAQI
8th Aug 2025343 AMAQI
8th Aug 2025354 AMAQI
25°C20/31°C
8th Aug 2025345 AMAQI
8th Aug 2025346 AMAQI
8th Aug 2025327 AMAQI
8th Aug 2025318 AMAQI
8th Aug 2025319 AMAQI
8th Aug 20253110 AMAQI
8th Aug 20253311 AMAQI
8th Aug 20253212 PMAQI
8th Aug 2025331 PMAQI
8th Aug 2025322 PMAQI
8th Aug 2025323 PMAQI
8th Aug 2025334 PMAQI
8th Aug 2025335 PMAQI
8th Aug 2025336 PMAQI
8th Aug 2025347 PMAQI
8th Aug 2025358 PMAQI
8th Aug 2025359 PMAQI
8th Aug 20253510 PMAQI
8th Aug 20253611 PMAQI
9th Aug 20253612 AMAQI
9th Aug 2025361 AMAQI
9th Aug 2025352 AMAQI
9th Aug 2025343 AMAQI
9th Aug 2025344 AMAQI
23°C17/30°C
9th Aug 2025355 AMAQI
9th Aug 2025346 AMAQI
9th Aug 2025337 AMAQI
9th Aug 2025338 AMAQI
9th Aug 2025329 AMAQI
9th Aug 20253210 AMAQI
9th Aug 20253311 AMAQI
9th Aug 20253312 PMAQI
9th Aug 2025331 PMAQI
9th Aug 2025342 PMAQI
9th Aug 2025343 PMAQI
9th Aug 2025344 PMAQI
9th Aug 2025345 PMAQI
9th Aug 2025346 PMAQI
9th Aug 2025357 PMAQI
9th Aug 2025368 PMAQI
9th Aug 2025349 PMAQI
9th Aug 20253510 PMAQI
9th Aug 20253511 PMAQI
10th Aug 20253512 AMAQI
10th Aug 2025351 AMAQI
10th Aug 2025362 AMAQI
10th Aug 2025363 AMAQI
10th Aug 2025364 AMAQI
24°C15/32°C
10th Aug 2025345 AMAQI
10th Aug 2025356 AMAQI
10th Aug 2025357 AMAQI
10th Aug 2025348 AMAQI
10th Aug 2025359 AMAQI
10th Aug 20253610 AMAQI
10th Aug 20253811 AMAQI
10th Aug 20253812 PMAQI
10th Aug 2025381 PMAQI
10th Aug 2025402 PMAQI
10th Aug 2025413 PMAQI
10th Aug 2025424 PMAQI
10th Aug 2025435 PMAQI
10th Aug 2025446 PMAQI
10th Aug 2025417 PMAQI
10th Aug 2025398 PMAQI
10th Aug 2025419 PMAQI
10th Aug 20254010 PMAQI
10th Aug 20253911 PMAQI
11th Aug 20253912 AMAQI
11th Aug 2025391 AMAQI
11th Aug 2025402 AMAQI
11th Aug 2025423 AMAQI
11th Aug 2025424 AMAQI
26°C17/34°C
11th Aug 2025435 AMAQI
5 AM11th Aug 2025446 AMAQI
11th Aug 2025467 AMAQI
11th Aug 2025478 AMAQI
11th Aug 2025489 AMAQI
11th Aug 20254710 AMAQI
11th Aug 20254511 AMAQI
11th Aug 20254012 PMAQI
12 PM11th Aug 2025441 PMAQI
11th Aug 2025422 PMAQI
11th Aug 2025393 PMAQI
11th Aug 2025354 PMAQI
11th Aug 2025335 PMAQI
11th Aug 2025396 PMAQI
11th Aug 2025367 PMAQI
11th Aug 2025408 PMAQI
8 PM11th Aug 2025499 PMAQI
11th Aug 20252910 PMAQI
12 AM
4 AM
--°C/°C
Day time
Avg. Highest Time
5 AM - 8 PM
42AQI
16 hours / Day
480 hours / Month
Avg. Lowest Time
5 AM - 8 PM
42AQI
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. 42), while the lowest AQI was between 5 AM to 8 PM (Avg. 42).
Night time
Avg. Highest Time
12 AM - 11 PM
41AQI
8 hours / Day
240 hours / Month
Avg. Lowest Time
12 AM - 11 PM
41AQI
8 hours / Day
240 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 11 PM (Avg. 41), while the lowest AQI was between 12 AM to 11 PM (Avg. 41).
2025 Days Vs Air Quality
Bristol, Pennsylvania, United States
2025
87%
193
13%
29
Total number of days with different AQI categories in last 223 days in 2025 (142 days remaining)
Good
193 DaysModerate
29 DaysPoor
0 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 87%
Health Risk Level:
Low
In 2025, 87% 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
Bristol, 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 January 2025
27AQI
27AQI
2nd January 2025
20AQI
20AQI
3rd January 2025
30AQI
30AQI
4th January 2025
24AQI
24AQI
5th January 2025
28AQI
28AQI
6th January 2025
34AQI
34AQI
7th January 2025
22AQI
22AQI
8th January 2025
27AQI
27AQI
9th January 2025
28AQI
28AQI
10th January 2025
27AQI
27AQI
11th January 2025
42AQI
42AQI
12th January 2025
50AQI
50AQI
13th January 2025
49AQI
49AQI
14th January 2025
26AQI
26AQI
15th January 2025
24AQI
24AQI
16th January 2025
41AQI
41AQI
17th January 2025
56AQI
56AQI
18th January 2025
44AQI
44AQI
19th January 2025
46AQI
46AQI
20th January 2025
26AQI
26AQI
21st January 2025
33AQI
33AQI
22nd January 2025
53AQI
53AQI
23rd January 2025
68AQI
68AQI
24th January 2025
66AQI
66AQI
25th January 2025
61AQI
61AQI
26th January 2025
48AQI
48AQI
27th January 2025
44AQI
44AQI
28th January 2025
32AQI
32AQI
29th January 2025
30AQI
30AQI
30th January 2025
28AQI
28AQI
31st January 2025
43AQI
43AQI
1st February 2025
32AQI
32AQI
2nd February 2025
24AQI
24AQI
3rd February 2025
43AQI
43AQI
4th February 2025
35AQI
35AQI
5th February 2025
25AQI
25AQI
6th February 2025
30AQI
30AQI
7th February 2025
33AQI
33AQI
8th February 2025
33AQI
33AQI
9th February 2025
33AQI
33AQI
10th February 2025
32AQI
32AQI
11th February 2025
41AQI
41AQI
12th February 2025
49AQI
49AQI
13th February 2025
24AQI
24AQI
14th February 2025
30AQI
30AQI
15th February 2025
33AQI
33AQI
16th February 2025
22AQI
22AQI
17th February 2025
29AQI
29AQI
18th February 2025
28AQI
28AQI
19th February 2025
24AQI
24AQI
20th February 2025
24AQI
24AQI
21st February 2025
25AQI
25AQI
22nd February 2025
35AQI
35AQI
23rd February 2025
50AQI
50AQI
24th February 2025
53AQI
53AQI
25th February 2025
40AQI
40AQI
26th February 2025
48AQI
48AQI
27th February 2025
46AQI
46AQI
28th February 2025
30AQI
30AQI
1st March 2025
29AQI
29AQI
2nd March 2025
30AQI
30AQI
3rd March 2025
31AQI
31AQI
4th March 2025
38AQI
38AQI
5th March 2025
29AQI
29AQI
6th March 2025
24AQI
24AQI
7th March 2025
31AQI
31AQI
8th March 2025
30AQI
30AQI
9th March 2025
28AQI
28AQI
10th March 2025
30AQI
30AQI
11th March 2025
35AQI
35AQI
12th March 2025
28AQI
28AQI
13th March 2025
31AQI
31AQI
14th March 2025
42AQI
42AQI
15th March 2025
35AQI
35AQI
16th March 2025
31AQI
31AQI
17th March 2025
21AQI
21AQI
18th March 2025
17AQI
17AQI
19th March 2025
30AQI
30AQI
20th March 2025
26AQI
26AQI
21st March 2025
19AQI
19AQI
22nd March 2025
24AQI
24AQI
23rd March 2025
17AQI
17AQI
24th March 2025
30AQI
30AQI
25th March 2025
30AQI
30AQI
26th March 2025
22AQI
22AQI
27th March 2025
20AQI
20AQI
28th March 2025
36AQI
36AQI
29th March 2025
56AQI
56AQI
30th March 2025
50AQI
50AQI
31st March 2025
36AQI
36AQI
1st April 2025
19AQI
19AQI
2nd April 2025
21AQI
21AQI
3rd April 2025
34AQI
34AQI
4th April 2025
30AQI
30AQI
5th April 2025
24AQI
24AQI
6th April 2025
35AQI
35AQI
7th April 2025
23AQI
23AQI
8th April 2025
30AQI
30AQI
9th April 2025
22AQI
22AQI
10th April 2025
25AQI
25AQI
11th April 2025
25AQI
25AQI
12th April 2025
16AQI
16AQI
13th April 2025
19AQI
19AQI
14th April 2025
32AQI
32AQI
15th April 2025
35AQI
35AQI
16th April 2025
15AQI
15AQI
17th April 2025
21AQI
21AQI
18th April 2025
35AQI
35AQI
19th April 2025
53AQI
53AQI
20th April 2025
32AQI
32AQI
21st April 2025
25AQI
25AQI
22nd April 2025
35AQI
35AQI
23rd April 2025
24AQI
24AQI
24th April 2025
56AQI
56AQI
25th April 2025
33AQI
33AQI
26th April 2025
34AQI
34AQI
27th April 2025
14AQI
14AQI
28th April 2025
19AQI
19AQI
29th April 2025
31AQI
31AQI
30th April 2025
36AQI
36AQI
1st May 2025
24AQI
24AQI
2nd May 2025
43AQI
43AQI
3rd May 2025
45AQI
45AQI
4th May 2025
29AQI
29AQI
5th May 2025
24AQI
24AQI
6th May 2025
24AQI
24AQI
7th May 2025
19AQI
19AQI
8th May 2025
33AQI
33AQI
9th May 2025
22AQI
22AQI
10th May 2025
19AQI
19AQI
11th May 2025
34AQI
34AQI
12th May 2025
37AQI
37AQI
13th May 2025
26AQI
26AQI
14th May 2025
27AQI
27AQI
15th May 2025
30AQI
30AQI
16th May 2025
36AQI
36AQI
17th May 2025
33AQI
33AQI
18th May 2025
18AQI
18AQI
19th May 2025
19AQI
19AQI
20th May 2025
16AQI
16AQI
21st May 2025
17AQI
17AQI
22nd May 2025
14AQI
14AQI
23rd May 2025
19AQI
19AQI
24th May 2025
13AQI
13AQI
25th May 2025
14AQI
14AQI
26th May 2025
18AQI
18AQI
27th May 2025
27AQI
27AQI
28th May 2025
19AQI
19AQI
29th May 2025
18AQI
18AQI
30th May 2025
36AQI
36AQI
31st May 2025
31AQI
31AQI
1st June 2025
18AQI
18AQI
2nd June 2025
23AQI
23AQI
3rd June 2025
32AQI
32AQI
4th June 2025
48AQI
48AQI
5th June 2025
53AQI
53AQI
6th June 2025
54AQI
54AQI
7th June 2025
40AQI
40AQI
8th June 2025
29AQI
29AQI
9th June 2025
27AQI
27AQI
10th June 2025
34AQI
34AQI
11th June 2025
53AQI
53AQI
12th June 2025
62AQI
62AQI
13th June 2025
70AQI
70AQI
14th June 2025
75AQI
75AQI
15th June 2025
39AQI
39AQI
16th June 2025
36AQI
36AQI
17th June 2025
35AQI
35AQI
18th June 2025
28AQI
28AQI
19th June 2025
34AQI
34AQI
20th June 2025
27AQI
27AQI
21st June 2025
47AQI
47AQI
22nd June 2025
50AQI
50AQI
23rd June 2025
57AQI
57AQI
24th June 2025
58AQI
58AQI
25th June 2025
56AQI
56AQI
26th June 2025
46AQI
46AQI
27th June 2025
42AQI
42AQI
28th June 2025
37AQI
37AQI
29th June 2025
47AQI
47AQI
30th June 2025
49AQI
49AQI
1st July 2025
36AQI
36AQI
2nd July 2025
30AQI
30AQI
3rd July 2025
48AQI
48AQI
4th July 2025
49AQI
49AQI
5th July 2025
65AQI
65AQI
6th July 2025
56AQI
56AQI
7th July 2025
37AQI
37AQI
8th July 2025
38AQI
38AQI
9th July 2025
37AQI
37AQI
10th July 2025
38AQI
38AQI
11th July 2025
36AQI
36AQI
12th July 2025
31AQI
31AQI
13th July 2025
23AQI
23AQI
14th July 2025
25AQI
25AQI
15th July 2025
23AQI
23AQI
16th July 2025
35AQI
35AQI
17th July 2025
30AQI
30AQI
18th July 2025
24AQI
24AQI
19th July 2025
27AQI
27AQI
20th July 2025
31AQI
31AQI
21st July 2025
36AQI
36AQI
22nd July 2025
47AQI
47AQI
23rd July 2025
37AQI
37AQI
24th July 2025
35AQI
35AQI
25th July 2025
49AQI
49AQI
26th July 2025
42AQI
42AQI
27th July 2025
82AQI
82AQI
28th July 2025
47AQI
47AQI
29th July 2025
54AQI
54AQI
30th July 2025
57AQI
57AQI
31st July 2025
57AQI
57AQI
1st August 2025
42AQI
42AQI
2nd August 2025
51AQI
51AQI
3rd August 2025
53AQI
53AQI
4th August 2025
64AQI
64AQI
5th August 2025
77AQI
77AQI
6th August 2025
73AQI
73AQI
7th August 2025
49AQI
49AQI
8th August 2025
32AQI
32AQI
9th August 2025
35AQI
35AQI
10th August 2025
33AQI
33AQI
38AQI
34AQI
30AQI
28AQI
25AQI
44AQI
41AQI
51AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202535AQI
26
5
27
1
30
1
28
2
31
21
9
25
6
5
5
193
29
Highest AQI recorded in
August51AQI
Lowest AQI recorded in
May25AQI
202434AQI
24
7
25
4
29
26
4
31
26
3
28
3
24
7
30
29
2
30
26
5
328
35
Highest AQI recorded in
July39AQI
Lowest AQI recorded in
November27AQI
202340AQI
27
4
20
8
28
3
27
3
26
5
14
11
2
1
2
23
8
26
5
29
1
31
26
3
24
7
301
58
2
1
2
Highest AQI recorded in
June72AQI
Lowest AQI recorded in
October28AQI
202235AQI
22
7
19
2
26
4
18
30
26
1
19
2
1
29
28
3
27
2
25
6
270
27
Highest AQI recorded in
July40AQI
Lowest AQI recorded in
September30AQI
202139AQI
22
5
20
2
14
2
23
2
28
3
26
4
14
14
2
26
5
27
3
29
2
24
6
20
11
273
59
2
Highest AQI recorded in
July55AQI
Lowest AQI recorded in
April34AQI
202034AQI
14
20
18
30
30
1
30
1
28
2
29
1
23
4
1
23
8
245
17
1
Highest AQI recorded in
November43AQI
Lowest AQI recorded in
September28AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2023(Avg.)
40AQILeast Polluted Year Recorded
2024(Avg.)
34AQIBristol's annual 2025 AQI (35) shows an average percentage change of -3.5% (improved AQI) compared to previous years: 2020 (34), 2021 (39), 2022 (35), 2023 (40), 2024 (34).
