Downtown, Bridgeport, Connecticut, 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
Downtown, Bridgeport, Connecticut, United States
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
5th Aug 2025
89AQILowest AQI recorded on
8th Aug 2025
33AQISame Day Analysis (10th August ):
On this day, AQI across the 1 years varied significantly: 2025 ranks 1st highest AQI at 35 of Good air quality on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 10th Aug - 11th Aug 2025
Downtown, Bridgeport, Connecticut, United States
AQI
Day
Night
.
5 AM10th Aug 2025
8 PM
4 AM11th Aug 2025
Day time
Avg. Highest Time
5PM10th Aug
40AQI
Avg. Lowest Time
9AM10th Aug
32AQI
Night time
Avg. Highest Time
4AM11th Aug
53AQI
Avg. Lowest Time
8PM10th Aug
38AQI
In the last 24 hours,
Downtown's AQI reached its highest point of 53 at 4 AM during the Night, while the lowest point, 32, was recorded at 9 AM during the Day between 10th Aug and 11th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Downtown, Bridgeport, Connecticut, 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 2025245 AMAQI
12th Jul 2025246 AMAQI
12th Jul 2025267 AMAQI
12th Jul 2025248 AMAQI
12th Jul 2025259 AMAQI
12th Jul 20252610 AMAQI
12th Jul 20252511 AMAQI
12th Jul 20252612 PMAQI
12th Jul 2025261 PMAQI
12th Jul 2025262 PMAQI
12th Jul 2025253 PMAQI
12th Jul 2025264 PMAQI
12th Jul 2025265 PMAQI
12th Jul 2025266 PMAQI
12th Jul 2025257 PMAQI
12th Jul 2025268 PMAQI
12th Jul 2025249 PMAQI
12th Jul 20252410 PMAQI
12th Jul 20252411 PMAQI
13th Jul 20252412 AMAQI
13th Jul 2025191 AMAQI
13th Jul 2025172 AMAQI
13th Jul 2025163 AMAQI
13th Jul 2025164 AMAQI
22°C21/24°C
13th Jul 2025165 AMAQI
13th Jul 2025256 AMAQI
13th Jul 2025187 AMAQI
13th Jul 2025188 AMAQI
13th Jul 2025249 AMAQI
13th Jul 20251710 AMAQI
13th Jul 20251711 AMAQI
13th Jul 20251712 PMAQI
13th Jul 2025171 PMAQI
13th Jul 2025182 PMAQI
13th Jul 2025193 PMAQI
13th Jul 2025234 PMAQI
13th Jul 2025205 PMAQI
13th Jul 2025206 PMAQI
13th Jul 2025207 PMAQI
13th Jul 2025208 PMAQI
13th Jul 2025219 PMAQI
13th Jul 20252110 PMAQI
13th Jul 20252211 PMAQI
14th Jul 20252112 AMAQI
14th Jul 2025201 AMAQI
14th Jul 2025202 AMAQI
14th Jul 2025193 AMAQI
14th Jul 2025184 AMAQI
22°C20/25°C
14th Jul 2025195 AMAQI
14th Jul 2025206 AMAQI
14th Jul 2025207 AMAQI
14th Jul 2025218 AMAQI
14th Jul 2025229 AMAQI
14th Jul 20252310 AMAQI
14th Jul 20252211 AMAQI
14th Jul 20252412 PMAQI
14th Jul 2025241 PMAQI
14th Jul 2025242 PMAQI
14th Jul 2025243 PMAQI
14th Jul 2025254 PMAQI
14th Jul 2025245 PMAQI
14th Jul 2025246 PMAQI
14th Jul 2025227 PMAQI
14th Jul 2025248 PMAQI
14th Jul 2025239 PMAQI
14th Jul 20252210 PMAQI
14th Jul 20252511 PMAQI
15th Jul 20252512 AMAQI
15th Jul 2025231 AMAQI
15th Jul 2025222 AMAQI
15th Jul 2025233 AMAQI
15th Jul 2025224 AMAQI
23°C21/24°C
15th Jul 2025235 AMAQI
15th Jul 2025236 AMAQI
15th Jul 2025237 AMAQI
15th Jul 2025228 AMAQI
15th Jul 2025239 AMAQI
15th Jul 20252310 AMAQI
15th Jul 20252311 AMAQI
15th Jul 20252212 PMAQI
15th Jul 2025241 PMAQI
15th Jul 2025262 PMAQI
15th Jul 2025253 PMAQI
15th Jul 2025244 PMAQI
15th Jul 2025245 PMAQI
15th Jul 2025246 PMAQI
15th Jul 2025267 PMAQI
15th Jul 2025248 PMAQI
15th Jul 2025249 PMAQI
15th Jul 20252410 PMAQI
15th Jul 20252611 PMAQI
16th Jul 20252712 AMAQI
16th Jul 2025281 AMAQI
16th Jul 2025272 AMAQI
16th Jul 2025283 AMAQI
16th Jul 2025304 AMAQI
25°C22/29°C
16th Jul 2025305 AMAQI
16th Jul 2025306 AMAQI
16th Jul 2025347 AMAQI
16th Jul 2025348 AMAQI
16th Jul 2025389 AMAQI
16th Jul 20254110 AMAQI
16th Jul 20254211 AMAQI
16th Jul 20254012 PMAQI
16th Jul 2025401 PMAQI
16th Jul 2025402 PMAQI
16th Jul 2025413 PMAQI
16th Jul 2025404 PMAQI
16th Jul 2025385 PMAQI
16th Jul 2025376 PMAQI
16th Jul 2025357 PMAQI
16th Jul 2025338 PMAQI
16th Jul 2025329 PMAQI
16th Jul 20253310 PMAQI
16th Jul 20253611 PMAQI
17th Jul 20253612 AMAQI
17th Jul 2025371 AMAQI
17th Jul 2025382 AMAQI
17th Jul 2025373 AMAQI
17th Jul 2025344 AMAQI
25°C23/27°C
17th Jul 2025355 AMAQI
17th Jul 2025366 AMAQI
17th Jul 2025347 AMAQI
17th Jul 2025318 AMAQI
17th Jul 2025289 AMAQI
17th Jul 20252810 AMAQI
17th Jul 20252811 AMAQI
17th Jul 20253112 PMAQI
17th Jul 2025341 PMAQI
17th Jul 2025352 PMAQI
17th Jul 2025363 PMAQI
17th Jul 2025384 PMAQI
17th Jul 2025385 PMAQI
17th Jul 2025396 PMAQI
17th Jul 2025387 PMAQI
17th Jul 2025378 PMAQI
17th Jul 2025389 PMAQI
17th Jul 20253710 PMAQI
17th Jul 20253411 PMAQI
18th Jul 20253012 AMAQI
18th Jul 2025191 AMAQI
18th Jul 2025172 AMAQI
18th Jul 2025183 AMAQI
18th Jul 2025174 AMAQI
27°C24/32°C
18th Jul 2025185 AMAQI
18th Jul 2025186 AMAQI
18th Jul 2025187 AMAQI
18th Jul 2025178 AMAQI
18th Jul 2025159 AMAQI
18th Jul 20251210 AMAQI
18th Jul 20251411 AMAQI
18th Jul 20251312 PMAQI
18th Jul 2025201 PMAQI
18th Jul 2025152 PMAQI
18th Jul 2025163 PMAQI
18th Jul 2025164 PMAQI
18th Jul 2025175 PMAQI
18th Jul 2025176 PMAQI
18th Jul 2025207 PMAQI
18th Jul 2025198 PMAQI
18th Jul 2025199 PMAQI
18th Jul 20252110 PMAQI
18th Jul 20252011 PMAQI
19th Jul 20252012 AMAQI
19th Jul 2025181 AMAQI
19th Jul 2025172 AMAQI
19th Jul 2025183 AMAQI
19th Jul 2025184 AMAQI
25°C22/28°C
19th Jul 2025175 AMAQI
19th Jul 2025186 AMAQI
19th Jul 2025187 AMAQI
19th Jul 2025188 AMAQI
19th Jul 2025209 AMAQI
19th Jul 20252010 AMAQI
19th Jul 20252011 AMAQI
19th Jul 20252112 PMAQI
19th Jul 2025201 PMAQI
19th Jul 2025202 PMAQI
19th Jul 2025213 PMAQI
19th Jul 2025214 PMAQI
19th Jul 2025205 PMAQI
19th Jul 2025206 PMAQI
19th Jul 2025217 PMAQI
19th Jul 2025218 PMAQI
19th Jul 2025229 PMAQI
19th Jul 20252010 PMAQI
19th Jul 20252211 PMAQI
20th Jul 20251912 AMAQI
20th Jul 2025161 AMAQI
20th Jul 2025162 AMAQI
20th Jul 2025163 AMAQI
20th Jul 2025164 AMAQI
23°C18/29°C
20th Jul 2025195 AMAQI
20th Jul 2025226 AMAQI
20th Jul 2025207 AMAQI
20th Jul 2025188 AMAQI
20th Jul 2025189 AMAQI
20th Jul 20251810 AMAQI
20th Jul 20251911 AMAQI
20th Jul 20252012 PMAQI
20th Jul 2025191 PMAQI
20th Jul 2025222 PMAQI
20th Jul 2025233 PMAQI
20th Jul 2025224 PMAQI
20th Jul 2025225 PMAQI
20th Jul 2025246 PMAQI
20th Jul 2025227 PMAQI
20th Jul 2025238 PMAQI
20th Jul 2025289 PMAQI
20th Jul 20252810 PMAQI
20th Jul 20252811 PMAQI
21st Jul 20252612 AMAQI
21st Jul 2025231 AMAQI
21st Jul 2025202 AMAQI
21st Jul 2025183 AMAQI
21st Jul 2025184 AMAQI
25°C22/30°C
21st Jul 2025185 AMAQI
21st Jul 2025196 AMAQI
21st Jul 2025207 AMAQI
21st Jul 2025228 AMAQI
21st Jul 2025279 AMAQI
21st Jul 20253610 AMAQI
21st Jul 20254811 AMAQI
21st Jul 20255412 PMAQI
21st Jul 2025541 PMAQI
21st Jul 2025522 PMAQI
21st Jul 2025503 PMAQI
21st Jul 2025524 PMAQI
21st Jul 2025505 PMAQI
21st Jul 2025546 PMAQI
21st Jul 2025367 PMAQI
21st Jul 2025368 PMAQI
21st Jul 2025449 PMAQI
21st Jul 20254310 PMAQI
21st Jul 20254211 PMAQI
22nd Jul 20253612 AMAQI
22nd Jul 2025321 AMAQI
22nd Jul 2025272 AMAQI
22nd Jul 2025223 AMAQI
22nd Jul 2025264 AMAQI
24°C21/29°C
22nd Jul 2025365 AMAQI
22nd Jul 2025226 AMAQI
22nd Jul 2025247 AMAQI
22nd Jul 2025228 AMAQI
22nd Jul 2025229 AMAQI
22nd Jul 20252110 AMAQI
22nd Jul 20252011 AMAQI
22nd Jul 20252112 PMAQI
22nd Jul 2025211 PMAQI
22nd Jul 2025222 PMAQI
22nd Jul 2025233 PMAQI
22nd Jul 2025254 PMAQI
22nd Jul 2025235 PMAQI
22nd Jul 2025256 PMAQI
22nd Jul 2025247 PMAQI
22nd Jul 2025248 PMAQI
22nd Jul 2025249 PMAQI
22nd Jul 20252410 PMAQI
22nd Jul 20252411 PMAQI
23rd Jul 20252412 AMAQI
23rd Jul 2025221 AMAQI
23rd Jul 2025222 AMAQI
23rd Jul 2025223 AMAQI
23rd Jul 2025214 AMAQI
22°C18/27°C
23rd Jul 2025225 AMAQI
23rd Jul 2025246 AMAQI
23rd Jul 2025237 AMAQI
23rd Jul 2025248 AMAQI
23rd Jul 2025249 AMAQI
23rd Jul 20252410 AMAQI
23rd Jul 20252511 AMAQI
23rd Jul 20252512 PMAQI
23rd Jul 2025241 PMAQI
23rd Jul 2025252 PMAQI
23rd Jul 2025263 PMAQI
23rd Jul 2025254 PMAQI
23rd Jul 2025265 PMAQI
23rd Jul 2025266 PMAQI
23rd Jul 2025267 PMAQI
23rd Jul 2025248 PMAQI
23rd Jul 2025249 PMAQI
23rd Jul 20252410 PMAQI
23rd Jul 20252411 PMAQI
24th Jul 20253012 AMAQI
24th Jul 2025281 AMAQI
24th Jul 2025232 AMAQI
24th Jul 2025203 AMAQI
24th Jul 2025254 AMAQI
23°C21/25°C
24th Jul 2025265 AMAQI
24th Jul 2025266 AMAQI
24th Jul 2025217 AMAQI
24th Jul 2025218 AMAQI
24th Jul 2025249 AMAQI
24th Jul 20252410 AMAQI
24th Jul 20252611 AMAQI
24th Jul 20252812 PMAQI
24th Jul 2025341 PMAQI
24th Jul 2025362 PMAQI
24th Jul 2025383 PMAQI
24th Jul 2025364 PMAQI
24th Jul 2025345 PMAQI
24th Jul 2025326 PMAQI
24th Jul 2025267 PMAQI
24th Jul 2025268 PMAQI
24th Jul 2025309 PMAQI
24th Jul 20253110 PMAQI
24th Jul 20253211 PMAQI
25th Jul 20253312 AMAQI
25th Jul 2025331 AMAQI
25th Jul 2025352 AMAQI
25th Jul 2025363 AMAQI
25th Jul 2025374 AMAQI
25°C22/29°C
25th Jul 2025405 AMAQI
25th Jul 2025426 AMAQI
25th Jul 2025447 AMAQI
25th Jul 2025468 AMAQI
25th Jul 2025489 AMAQI
25th Jul 20255210 AMAQI
25th Jul 20255211 AMAQI
25th Jul 20255412 PMAQI
25th Jul 2025541 PMAQI
25th Jul 2025552 PMAQI
25th Jul 2025543 PMAQI
25th Jul 2025544 PMAQI
25th Jul 2025515 PMAQI
25th Jul 2025466 PMAQI
25th Jul 2025447 PMAQI
25th Jul 2025478 PMAQI
25th Jul 2025479 PMAQI
25th Jul 20254710 PMAQI
25th Jul 20254611 PMAQI
26th Jul 20254212 AMAQI
26th Jul 2025311 AMAQI
26th Jul 2025282 AMAQI
26th Jul 2025283 AMAQI
26th Jul 2025354 AMAQI
27°C23/31°C
26th Jul 2025455 AMAQI
26th Jul 2025516 AMAQI
26th Jul 2025527 AMAQI
26th Jul 2025578 AMAQI
26th Jul 2025669 AMAQI
26th Jul 20257810 AMAQI
26th Jul 20258611 AMAQI
26th Jul 20259212 PMAQI
26th Jul 2025941 PMAQI
26th Jul 2025912 PMAQI
26th Jul 2025803 PMAQI
26th Jul 2025854 PMAQI
26th Jul 2025865 PMAQI
26th Jul 2025806 PMAQI
26th Jul 2025737 PMAQI
26th Jul 2025688 PMAQI
26th Jul 2025769 PMAQI
26th Jul 20257310 PMAQI
26th Jul 20257211 PMAQI
27th Jul 20257212 AMAQI
27th Jul 2025871 AMAQI
27th Jul 2025892 AMAQI
27th Jul 2025843 AMAQI
27th Jul 2025834 AMAQI
25°C23/26°C
27th Jul 2025835 AMAQI
27th Jul 2025806 AMAQI
27th Jul 2025847 AMAQI
27th Jul 2025868 AMAQI
27th Jul 2025869 AMAQI
27th Jul 20258510 AMAQI
27th Jul 20258811 AMAQI
27th Jul 20258812 PMAQI
27th Jul 2025881 PMAQI
27th Jul 2025872 PMAQI
27th Jul 2025903 PMAQI
27th Jul 2025884 PMAQI
27th Jul 2025885 PMAQI
27th Jul 2025856 PMAQI
27th Jul 2025867 PMAQI
27th Jul 2025868 PMAQI
27th Jul 2025789 PMAQI
27th Jul 20257810 PMAQI
27th Jul 20258011 PMAQI
28th Jul 20257712 AMAQI
28th Jul 2025681 AMAQI
28th Jul 2025632 AMAQI
28th Jul 2025583 AMAQI
28th Jul 2025544 AMAQI
24°C22/25°C
28th Jul 2025525 AMAQI
28th Jul 2025516 AMAQI
28th Jul 2025547 AMAQI
28th Jul 2025538 AMAQI
28th Jul 2025539 AMAQI
28th Jul 20255210 AMAQI
28th Jul 20255211 AMAQI
28th Jul 20255312 PMAQI
28th Jul 2025531 PMAQI
28th Jul 2025542 PMAQI
28th Jul 2025543 PMAQI
28th Jul 2025544 PMAQI
28th Jul 2025545 PMAQI
28th Jul 2025556 PMAQI
28th Jul 2025567 PMAQI
28th Jul 2025558 PMAQI
28th Jul 2025559 PMAQI
28th Jul 20255510 PMAQI
28th Jul 20255411 PMAQI
29th Jul 20255412 AMAQI
29th Jul 2025531 AMAQI
29th Jul 2025532 AMAQI
29th Jul 2025553 AMAQI
29th Jul 2025554 AMAQI
25°C21/30°C
29th Jul 2025565 AMAQI
29th Jul 2025566 AMAQI
29th Jul 2025567 AMAQI
29th Jul 2025568 AMAQI
29th Jul 2025559 AMAQI
29th Jul 20255710 AMAQI
29th Jul 20255811 AMAQI
29th Jul 20255812 PMAQI
29th Jul 2025611 PMAQI
29th Jul 2025602 PMAQI
29th Jul 2025583 PMAQI
29th Jul 2025574 PMAQI
29th Jul 2025575 PMAQI
29th Jul 2025576 PMAQI
29th Jul 2025577 PMAQI
29th Jul 2025568 PMAQI
29th Jul 2025579 PMAQI
29th Jul 20255810 PMAQI
29th Jul 20255711 PMAQI
30th Jul 20255712 AMAQI
30th Jul 2025571 AMAQI
30th Jul 2025582 AMAQI
30th Jul 2025563 AMAQI
30th Jul 2025544 AMAQI
28°C23/34°C
30th Jul 2025525 AMAQI
30th Jul 2025526 AMAQI
30th Jul 2025537 AMAQI
30th Jul 2025528 AMAQI
30th Jul 2025529 AMAQI
30th Jul 20255210 AMAQI
30th Jul 20255211 AMAQI
30th Jul 20255112 PMAQI
30th Jul 2025511 PMAQI
30th Jul 2025522 PMAQI
30th Jul 2025523 PMAQI
30th Jul 2025524 PMAQI
30th Jul 2025525 PMAQI
30th Jul 2025526 PMAQI
30th Jul 2025527 PMAQI
30th Jul 2025528 PMAQI
30th Jul 2025549 PMAQI
30th Jul 20255410 PMAQI
30th Jul 20255511 PMAQI
31st Jul 20255312 AMAQI
31st Jul 2025491 AMAQI
31st Jul 2025442 AMAQI
31st Jul 2025423 AMAQI
31st Jul 2025414 AMAQI
27°C23/32°C
31st Jul 2025405 AMAQI
31st Jul 2025486 AMAQI
31st Jul 2025537 AMAQI
31st Jul 2025538 AMAQI
31st Jul 2025549 AMAQI
31st Jul 20255610 AMAQI
31st Jul 20256011 AMAQI
31st Jul 20256212 PMAQI
31st Jul 2025631 PMAQI
31st Jul 2025652 PMAQI
31st Jul 2025693 PMAQI
31st Jul 2025724 PMAQI
31st Jul 2025725 PMAQI
31st Jul 2025726 PMAQI
31st Jul 2025557 PMAQI
31st Jul 2025638 PMAQI
31st Jul 2025709 PMAQI
31st Jul 20256610 PMAQI
31st Jul 20255811 PMAQI
1st Aug 20255412 AMAQI
1st Aug 2025521 AMAQI
1st Aug 2025502 AMAQI
1st Aug 2025503 AMAQI
1st Aug 2025494 AMAQI
25°C20/28°C
1st Aug 2025505 AMAQI
1st Aug 2025516 AMAQI
1st Aug 2025497 AMAQI
1st Aug 2025488 AMAQI
1st Aug 2025509 AMAQI
1st Aug 20254810 AMAQI
1st Aug 20254711 AMAQI
1st Aug 20255212 PMAQI
1st Aug 2025531 PMAQI
1st Aug 2025552 PMAQI
1st Aug 2025573 PMAQI
1st Aug 2025574 PMAQI
1st Aug 2025575 PMAQI
1st Aug 2025576 PMAQI
1st Aug 2025567 PMAQI
1st Aug 2025578 PMAQI
1st Aug 2025559 PMAQI
1st Aug 20255710 PMAQI
1st Aug 20256011 PMAQI
2nd Aug 20255912 AMAQI
2nd Aug 2025631 AMAQI
2nd Aug 2025612 AMAQI
2nd Aug 2025603 AMAQI
2nd Aug 2025584 AMAQI
20°C16/24°C
2nd Aug 2025575 AMAQI
2nd Aug 2025566 AMAQI
2nd Aug 2025547 AMAQI
2nd Aug 2025488 AMAQI
2nd Aug 2025429 AMAQI
2nd Aug 20253510 AMAQI
2nd Aug 20252911 AMAQI
2nd Aug 20252512 PMAQI
2nd Aug 2025251 PMAQI
2nd Aug 2025242 PMAQI
2nd Aug 2025223 PMAQI
2nd Aug 2025244 PMAQI
2nd Aug 2025245 PMAQI
2nd Aug 2025276 PMAQI
2nd Aug 2025437 PMAQI
2nd Aug 2025388 PMAQI
2nd Aug 2025369 PMAQI
2nd Aug 20253810 PMAQI
2nd Aug 20254711 PMAQI
3rd Aug 20255212 AMAQI
3rd Aug 2025541 AMAQI
3rd Aug 2025532 AMAQI
3rd Aug 2025523 AMAQI
3rd Aug 2025464 AMAQI
21°C15/25°C
3rd Aug 2025425 AMAQI
3rd Aug 2025446 AMAQI
3rd Aug 2025467 AMAQI
3rd Aug 2025478 AMAQI
3rd Aug 2025539 AMAQI
3rd Aug 20255710 AMAQI
3rd Aug 20256011 AMAQI
3rd Aug 20256212 PMAQI
3rd Aug 2025611 PMAQI
3rd Aug 2025632 PMAQI
3rd Aug 2025633 PMAQI
3rd Aug 2025624 PMAQI
3rd Aug 2025625 PMAQI
3rd Aug 2025616 PMAQI
3rd Aug 2025537 PMAQI
3rd Aug 2025548 PMAQI
3rd Aug 2025529 PMAQI
3rd Aug 20255310 PMAQI
3rd Aug 20255011 PMAQI
4th Aug 20254912 AMAQI
4th Aug 2025481 AMAQI
4th Aug 2025482 AMAQI
4th Aug 2025483 AMAQI
4th Aug 2025514 AMAQI
23°C15/28°C
4th Aug 2025505 AMAQI
4th Aug 2025526 AMAQI
4th Aug 2025527 AMAQI
4th Aug 2025548 AMAQI
4th Aug 2025559 AMAQI
4th Aug 20255610 AMAQI
4th Aug 20255711 AMAQI
4th Aug 20256012 PMAQI
4th Aug 2025601 PMAQI
4th Aug 2025632 PMAQI
4th Aug 2025693 PMAQI
4th Aug 2025724 PMAQI
4th Aug 2025755 PMAQI
4th Aug 2025796 PMAQI
4th Aug 2025557 PMAQI
4th Aug 2025688 PMAQI
4th Aug 2025799 PMAQI
4th Aug 20258010 PMAQI
4th Aug 20257611 PMAQI
5th Aug 20257712 AMAQI
5th Aug 2025801 AMAQI
5th Aug 2025802 AMAQI
5th Aug 2025813 AMAQI
5th Aug 2025874 AMAQI
24°C18/30°C
5th Aug 2025875 AMAQI
5th Aug 2025936 AMAQI
5th Aug 2025947 AMAQI
5th Aug 20251008 AMAQI
5th Aug 20251039 AMAQI
5th Aug 202510310 AMAQI
5th Aug 202510411 AMAQI
5th Aug 202510512 PMAQI
5th Aug 20251031 PMAQI
5th Aug 20251032 PMAQI
5th Aug 20251053 PMAQI
5th Aug 20251024 PMAQI
5th Aug 2025945 PMAQI
5th Aug 2025906 PMAQI
5th Aug 2025927 PMAQI
5th Aug 2025858 PMAQI
5th Aug 2025779 PMAQI
5th Aug 20257610 PMAQI
5th Aug 20257411 PMAQI
6th Aug 20257412 AMAQI
6th Aug 2025711 AMAQI
6th Aug 2025732 AMAQI
6th Aug 2025733 AMAQI
6th Aug 2025754 AMAQI
23°C18/29°C
6th Aug 2025745 AMAQI
6th Aug 2025756 AMAQI
6th Aug 2025767 AMAQI
6th Aug 2025768 AMAQI
6th Aug 2025779 AMAQI
6th Aug 20257510 AMAQI
6th Aug 20257311 AMAQI
6th Aug 20257112 PMAQI
6th Aug 2025671 PMAQI
6th Aug 2025622 PMAQI
6th Aug 2025563 PMAQI
6th Aug 2025524 PMAQI
6th Aug 2025415 PMAQI
6th Aug 2025366 PMAQI
6th Aug 2025747 PMAQI
6th Aug 2025548 PMAQI
6th Aug 2025389 PMAQI
6th Aug 20254310 PMAQI
6th Aug 20255111 PMAQI
7th Aug 20255012 AMAQI
7th Aug 2025361 AMAQI
7th Aug 2025332 AMAQI
7th Aug 2025383 AMAQI
7th Aug 2025504 AMAQI
22°C20/25°C
7th Aug 2025585 AMAQI
7th Aug 2025606 AMAQI
7th Aug 2025577 AMAQI
7th Aug 2025578 AMAQI
7th Aug 2025589 AMAQI
7th Aug 20256010 AMAQI
7th Aug 20256211 AMAQI
7th Aug 20255912 PMAQI
7th Aug 2025531 PMAQI
7th Aug 2025512 PMAQI
7th Aug 2025493 PMAQI
7th Aug 2025444 PMAQI
7th Aug 2025435 PMAQI
7th Aug 2025406 PMAQI
7th Aug 2025447 PMAQI
7th Aug 2025458 PMAQI
7th Aug 2025449 PMAQI
7th Aug 20255810 PMAQI
7th Aug 20256111 PMAQI
8th Aug 20256012 AMAQI
8th Aug 2025491 AMAQI
8th Aug 2025392 AMAQI
8th Aug 2025323 AMAQI
8th Aug 2025274 AMAQI
23°C21/26°C
8th Aug 2025265 AMAQI
8th Aug 2025286 AMAQI
8th Aug 2025307 AMAQI
8th Aug 2025318 AMAQI
8th Aug 2025309 AMAQI
8th Aug 20252910 AMAQI
8th Aug 20252811 AMAQI
8th Aug 20252712 PMAQI
8th Aug 2025301 PMAQI
8th Aug 2025302 PMAQI
8th Aug 2025323 PMAQI
8th Aug 2025334 PMAQI
8th Aug 2025325 PMAQI
8th Aug 2025326 PMAQI
8th Aug 2025327 PMAQI
8th Aug 2025318 PMAQI
8th Aug 2025329 PMAQI
8th Aug 20253410 PMAQI
8th Aug 20253311 PMAQI
9th Aug 20253312 AMAQI
9th Aug 2025341 AMAQI
9th Aug 2025362 AMAQI
9th Aug 2025343 AMAQI
9th Aug 2025304 AMAQI
22°C17/25°C
9th Aug 2025315 AMAQI
9th Aug 2025346 AMAQI
9th Aug 2025407 AMAQI
9th Aug 2025348 AMAQI
9th Aug 2025339 AMAQI
9th Aug 20253210 AMAQI
9th Aug 20253011 AMAQI
9th Aug 20253012 PMAQI
9th Aug 2025301 PMAQI
9th Aug 2025312 PMAQI
9th Aug 2025333 PMAQI
9th Aug 2025314 PMAQI
9th Aug 2025335 PMAQI
9th Aug 2025346 PMAQI
9th Aug 2025347 PMAQI
9th Aug 2025348 PMAQI
9th Aug 2025349 PMAQI
9th Aug 20253410 PMAQI
9th Aug 20253511 PMAQI
10th Aug 20253212 AMAQI
10th Aug 2025311 AMAQI
10th Aug 2025332 AMAQI
10th Aug 2025333 AMAQI
10th Aug 2025324 AMAQI
22°C17/25°C
10th Aug 2025325 AMAQI
10th Aug 2025326 AMAQI
10th Aug 2025347 AMAQI
10th Aug 2025328 AMAQI
10th Aug 2025329 AMAQI
10th Aug 20253310 AMAQI
10th Aug 20253311 AMAQI
10th Aug 20253412 PMAQI
10th Aug 2025361 PMAQI
10th Aug 2025382 PMAQI
10th Aug 2025393 PMAQI
10th Aug 2025394 PMAQI
10th Aug 2025405 PMAQI
10th Aug 2025406 PMAQI
10th Aug 2025387 PMAQI
10th Aug 2025388 PMAQI
10th Aug 2025439 PMAQI
10th Aug 20254310 PMAQI
10th Aug 20254311 PMAQI
11th Aug 20254412 AMAQI
11th Aug 2025481 AMAQI
11th Aug 2025502 AMAQI
11th Aug 2025523 AMAQI
11th Aug 2025534 AMAQI
24°C19/30°C
11th Aug 2025545 AMAQI
5 AM11th Aug 2025546 AMAQI
11th Aug 2025547 AMAQI
11th Aug 2025548 AMAQI
11th Aug 2025549 AMAQI
11th Aug 20255510 AMAQI
11th Aug 20255511 AMAQI
11th Aug 20255612 PMAQI
12 PM11th Aug 2025571 PMAQI
11th Aug 2025592 PMAQI
11th Aug 2025603 PMAQI
11th Aug 2025614 PMAQI
11th Aug 2025615 PMAQI
11th Aug 2025606 PMAQI
8 PM
12 AM
4 AM
--°C/°C
Day time
Avg. Highest Time
5 AM - 8 PM
43AQI
16 hours / Day
480 hours / Month
Avg. Lowest Time
5 AM - 8 PM
43AQI
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. 43), while the lowest AQI was between 5 AM to 8 PM (Avg. 43).
Night time
Avg. Highest Time
9 PM - 11 PM
43AQI
3 hours / Day
90 hours / Month
Avg. Lowest Time
2 AM - 4 AM
39AQI
3 hours / Day
90 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 9 PM to 11 PM (Avg. 43), while the lowest AQI was between 2 AM to 4 AM (Avg. 39).
2025 Days Vs Air Quality
Downtown, Bridgeport, Connecticut, United States
2025
81%
111
19%
26
Total number of days with different AQI categories in last 223 days in 2025 (142 days remaining)
Good
111 DaysModerate
26 DaysPoor
0 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 81%
Health Risk Level:
Low
In 2025, 81% 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
Downtown, Bridgeport, Connecticut, 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
18AQI
18AQI
2nd March 2025
29AQI
29AQI
3rd March 2025
51AQI
51AQI
4th March 2025
25AQI
25AQI
5th March 2025
39AQI
39AQI
1st April 2025
17AQI
17AQI
2nd April 2025
19AQI
19AQI
3rd April 2025
46AQI
46AQI
4th April 2025
27AQI
27AQI
5th April 2025
19AQI
19AQI
6th April 2025
16AQI
16AQI
7th April 2025
17AQI
17AQI
8th April 2025
17AQI
17AQI
9th April 2025
15AQI
15AQI
10th April 2025
26AQI
26AQI
11th April 2025
23AQI
23AQI
12th April 2025
12AQI
12AQI
13th April 2025
16AQI
16AQI
14th April 2025
21AQI
21AQI
15th April 2025
39AQI
39AQI
16th April 2025
11AQI
11AQI
17th April 2025
15AQI
15AQI
18th April 2025
25AQI
25AQI
19th April 2025
56AQI
56AQI
20th April 2025
20AQI
20AQI
21st April 2025
17AQI
17AQI
22nd April 2025
43AQI
43AQI
23rd April 2025
20AQI
20AQI
24th April 2025
38AQI
38AQI
25th April 2025
42AQI
42AQI
26th April 2025
39AQI
39AQI
27th April 2025
10AQI
10AQI
28th April 2025
16AQI
16AQI
29th April 2025
28AQI
28AQI
30th April 2025
25AQI
25AQI
1st May 2025
16AQI
16AQI
2nd May 2025
46AQI
46AQI
3rd May 2025
52AQI
52AQI
4th May 2025
36AQI
36AQI
5th May 2025
24AQI
24AQI
6th May 2025
30AQI
30AQI
7th May 2025
29AQI
29AQI
8th May 2025
24AQI
24AQI
9th May 2025
23AQI
23AQI
10th May 2025
15AQI
15AQI
11th May 2025
23AQI
23AQI
12th May 2025
23AQI
23AQI
13th May 2025
35AQI
35AQI
14th May 2025
30AQI
30AQI
15th May 2025
29AQI
29AQI
16th May 2025
41AQI
41AQI
17th May 2025
41AQI
41AQI
18th May 2025
17AQI
17AQI
19th May 2025
12AQI
12AQI
20th May 2025
12AQI
12AQI
21st May 2025
16AQI
16AQI
22nd May 2025
13AQI
13AQI
23rd May 2025
13AQI
13AQI
24th May 2025
13AQI
13AQI
25th May 2025
14AQI
14AQI
26th May 2025
17AQI
17AQI
27th May 2025
25AQI
25AQI
28th May 2025
22AQI
22AQI
29th May 2025
18AQI
18AQI
30th May 2025
37AQI
37AQI
31st May 2025
18AQI
18AQI
1st June 2025
15AQI
15AQI
2nd June 2025
19AQI
19AQI
3rd June 2025
23AQI
23AQI
4th June 2025
37AQI
37AQI
5th June 2025
58AQI
58AQI
6th June 2025
58AQI
58AQI
7th June 2025
39AQI
39AQI
8th June 2025
55AQI
55AQI
9th June 2025
62AQI
62AQI
10th June 2025
30AQI
30AQI
11th June 2025
48AQI
48AQI
12th June 2025
63AQI
63AQI
13th June 2025
66AQI
66AQI
14th June 2025
59AQI
59AQI
15th June 2025
40AQI
40AQI
16th June 2025
32AQI
32AQI
17th June 2025
30AQI
30AQI
18th June 2025
26AQI
26AQI
19th June 2025
34AQI
34AQI
20th June 2025
33AQI
33AQI
21st June 2025
50AQI
50AQI
22nd June 2025
52AQI
52AQI
23rd June 2025
56AQI
56AQI
24th June 2025
59AQI
59AQI
25th June 2025
46AQI
46AQI
26th June 2025
38AQI
38AQI
27th June 2025
27AQI
27AQI
28th June 2025
30AQI
30AQI
29th June 2025
43AQI
43AQI
30th June 2025
37AQI
37AQI
1st July 2025
45AQI
45AQI
2nd July 2025
32AQI
32AQI
3rd July 2025
44AQI
44AQI
4th July 2025
43AQI
43AQI
5th July 2025
68AQI
68AQI
6th July 2025
59AQI
59AQI
7th July 2025
38AQI
38AQI
8th July 2025
43AQI
43AQI
9th July 2025
30AQI
30AQI
10th July 2025
35AQI
35AQI
11th July 2025
30AQI
30AQI
12th July 2025
25AQI
25AQI
13th July 2025
19AQI
19AQI
14th July 2025
22AQI
22AQI
15th July 2025
24AQI
24AQI
16th July 2025
34AQI
34AQI
17th July 2025
35AQI
35AQI
18th July 2025
18AQI
18AQI
19th July 2025
20AQI
20AQI
20th July 2025
21AQI
21AQI
21st July 2025
35AQI
35AQI
22nd July 2025
25AQI
25AQI
23rd July 2025
24AQI
24AQI
24th July 2025
28AQI
28AQI
25th July 2025
45AQI
45AQI
26th July 2025
63AQI
63AQI
27th July 2025
84AQI
84AQI
28th July 2025
56AQI
56AQI
29th July 2025
56AQI
56AQI
30th July 2025
53AQI
53AQI
31st July 2025
57AQI
57AQI
1st August 2025
53AQI
53AQI
2nd August 2025
43AQI
43AQI
3rd August 2025
54AQI
54AQI
4th August 2025
61AQI
61AQI
5th August 2025
89AQI
89AQI
6th August 2025
63AQI
63AQI
7th August 2025
49AQI
49AQI
8th August 2025
33AQI
33AQI
9th August 2025
33AQI
33AQI
10th August 2025
35AQI
35AQI
32AQI
25AQI
25AQI
42AQI
39AQI
51AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202534AQI
4
1
29
1
30
1
20
10
23
8
5
5
111
26
Highest AQI recorded in
August51AQI
Lowest AQI recorded in
April25AQI
Most & Least Polluted Years Over the Last 1 Years
Most Polluted Year Recorded
2025(Avg.)
34AQILeast Polluted Year Recorded
2025(Avg.)
34AQIDowntown's annual 2025 AQI (34) shows an average percentage change of NaN% (improved AQI) compared to previous years: .
