Country Background

Seaford, Delaware, 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+

October Air Quality Analysis

Seaford, Delaware, United States

2021
2022
2023
2024
2025
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
3rd Oct 2023
66AQI
Lowest AQI recorded on
16th Oct 2023
16AQI


Same Day Analysis (18th October ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 1st highest AQI at 45 of Good air quality on the same day.

Download 2024 Annual Data

World Air Quality Report

Globe

Day & Night AQI Trend: 18th Oct - 19th Oct 2025

Seaford, Delaware, United States

AQI
Day
Night
.

7 AM18th Oct 2025

6 PM

6 AM19th Oct 2025

Day time
Avg. Highest Time
12PM18th Oct

53AQI

Avg. Lowest Time
4PM18th Oct

17AQI

Night time
Avg. Highest Time
1AM19th Oct

58AQI

Avg. Lowest Time
7PM18th Oct

22AQI

In the last 24 hours,

Seaford's AQI reached its highest point of 58 at 1 AM during the Night, while the lowest point, undefined, was recorded at 6 AM during the Night between 18th Oct and 19th Oct 2025.

Day & Night AQI Trend : Sep - Oct 2025

Seaford, Delaware, United States

SepOct
19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th - 06th06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th
Day
Night
19th Sep 2025237 AMAQI
19th Sep 2025248 AMAQI
19th Sep 2025249 AMAQI
19th Sep 20252610 AMAQI
19th Sep 20252611 AMAQI
19th Sep 20253012 PMAQI
19th Sep 2025321 PMAQI
19th Sep 2025292 PMAQI
19th Sep 2025283 PMAQI
19th Sep 2025284 PMAQI
19th Sep 2025285 PMAQI
19th Sep 2025286 PMAQI
19th Sep 2025267 PMAQI
19th Sep 2025268 PMAQI
19th Sep 2025269 PMAQI
19th Sep 20252710 PMAQI
19th Sep 20253011 PMAQI
20th Sep 20253412 AMAQI
20th Sep 2025441 AMAQI
20th Sep 2025422 AMAQI
20th Sep 2025383 AMAQI
20th Sep 2025394 AMAQI
20th Sep 2025335 AMAQI
20th Sep 2025306 AMAQI

23°C18/31°C

20th Sep 2025327 AMAQI
20th Sep 2025308 AMAQI
20th Sep 2025319 AMAQI
20th Sep 20253310 AMAQI
20th Sep 20253411 AMAQI
20th Sep 20253412 PMAQI
20th Sep 2025331 PMAQI
20th Sep 2025342 PMAQI
20th Sep 2025353 PMAQI
20th Sep 2025354 PMAQI
20th Sep 2025365 PMAQI
20th Sep 2025356 PMAQI
20th Sep 2025347 PMAQI
20th Sep 2025358 PMAQI
20th Sep 2025349 PMAQI
20th Sep 20253310 PMAQI
20th Sep 20253311 PMAQI
21st Sep 20253412 AMAQI
21st Sep 2025281 AMAQI
21st Sep 2025272 AMAQI
21st Sep 2025283 AMAQI
21st Sep 2025264 AMAQI
21st Sep 2025245 AMAQI
21st Sep 2025246 AMAQI

20°C16/24°C

21st Sep 2025277 AMAQI
21st Sep 2025268 AMAQI
21st Sep 2025269 AMAQI
21st Sep 20252510 AMAQI
21st Sep 20252511 AMAQI
21st Sep 20252612 PMAQI
21st Sep 2025261 PMAQI
21st Sep 2025252 PMAQI
21st Sep 2025273 PMAQI
21st Sep 2025264 PMAQI
21st Sep 2025265 PMAQI
21st Sep 2025266 PMAQI
21st Sep 2025277 PMAQI
21st Sep 2025268 PMAQI
21st Sep 2025259 PMAQI
21st Sep 20252410 PMAQI
21st Sep 20252411 PMAQI
22nd Sep 20252512 AMAQI
22nd Sep 2025181 AMAQI
22nd Sep 2025182 AMAQI
22nd Sep 2025173 AMAQI
22nd Sep 2025164 AMAQI
22nd Sep 2025165 AMAQI
22nd Sep 2025166 AMAQI

21°C17/25°C

22nd Sep 2025177 AMAQI
22nd Sep 2025188 AMAQI
22nd Sep 2025189 AMAQI
22nd Sep 20251810 AMAQI
22nd Sep 20251811 AMAQI
22nd Sep 20251912 PMAQI
22nd Sep 2025191 PMAQI
22nd Sep 2025202 PMAQI
22nd Sep 2025203 PMAQI
22nd Sep 2025204 PMAQI
22nd Sep 2025215 PMAQI
22nd Sep 2025216 PMAQI
22nd Sep 2025217 PMAQI
22nd Sep 2025218 PMAQI
22nd Sep 2025209 PMAQI
22nd Sep 20252110 PMAQI
22nd Sep 20252111 PMAQI
23rd Sep 20252012 AMAQI
23rd Sep 2025211 AMAQI
23rd Sep 2025212 AMAQI
23rd Sep 2025213 AMAQI
23rd Sep 2025204 AMAQI
23rd Sep 2025215 AMAQI
23rd Sep 2025216 AMAQI

20°C12/29°C

23rd Sep 2025227 AMAQI
23rd Sep 2025218 AMAQI
23rd Sep 2025209 AMAQI
23rd Sep 20252210 AMAQI
23rd Sep 20252211 AMAQI
23rd Sep 20252412 PMAQI
23rd Sep 2025241 PMAQI
23rd Sep 2025252 PMAQI
23rd Sep 2025273 PMAQI
23rd Sep 2025274 PMAQI
23rd Sep 2025275 PMAQI
23rd Sep 2025286 PMAQI
23rd Sep 2025237 PMAQI
23rd Sep 2025248 PMAQI
23rd Sep 2025269 PMAQI
23rd Sep 20252410 PMAQI
23rd Sep 20252711 PMAQI
24th Sep 20252712 AMAQI
24th Sep 2025301 AMAQI
24th Sep 2025262 AMAQI
24th Sep 2025243 AMAQI
24th Sep 2025244 AMAQI
24th Sep 2025225 AMAQI
24th Sep 2025226 AMAQI

24°C17/32°C

24th Sep 2025257 AMAQI
24th Sep 2025268 AMAQI
24th Sep 2025269 AMAQI
24th Sep 20252710 AMAQI
24th Sep 20252811 AMAQI
24th Sep 20253012 PMAQI
24th Sep 2025301 PMAQI
24th Sep 2025312 PMAQI
24th Sep 2025293 PMAQI
24th Sep 2025284 PMAQI
24th Sep 2025285 PMAQI
24th Sep 2025296 PMAQI
24th Sep 2025297 PMAQI
24th Sep 2025298 PMAQI
24th Sep 2025279 PMAQI
24th Sep 20252610 PMAQI
24th Sep 20252411 PMAQI
25th Sep 20251612 AMAQI
25th Sep 2025111 AMAQI
25th Sep 2025112 AMAQI
25th Sep 2025113 AMAQI
25th Sep 2025114 AMAQI
25th Sep 2025115 AMAQI
25th Sep 2025176 AMAQI

26°C19/33°C

25th Sep 2025177 AMAQI
25th Sep 2025178 AMAQI
25th Sep 2025179 AMAQI
25th Sep 20251910 AMAQI
25th Sep 20252511 AMAQI
25th Sep 20252612 PMAQI
25th Sep 2025261 PMAQI
25th Sep 2025282 PMAQI
25th Sep 2025303 PMAQI
25th Sep 2025304 PMAQI
25th Sep 2025315 PMAQI
25th Sep 2025326 PMAQI
25th Sep 2025317 PMAQI
25th Sep 2025308 PMAQI
25th Sep 2025299 PMAQI
25th Sep 20253010 PMAQI
25th Sep 20253111 PMAQI
26th Sep 20253412 AMAQI
26th Sep 2025341 AMAQI
26th Sep 2025342 AMAQI
26th Sep 2025333 AMAQI
26th Sep 2025364 AMAQI
26th Sep 2025405 AMAQI
26th Sep 2025406 AMAQI

27°C23/34°C

26th Sep 2025397 AMAQI
26th Sep 2025328 AMAQI
26th Sep 2025259 AMAQI
26th Sep 20252210 AMAQI
26th Sep 20252511 AMAQI
26th Sep 20253212 PMAQI
26th Sep 2025341 PMAQI
26th Sep 2025362 PMAQI
26th Sep 2025393 PMAQI
26th Sep 2025414 PMAQI
26th Sep 2025425 PMAQI
26th Sep 2025416 PMAQI
26th Sep 2025357 PMAQI
26th Sep 2025308 PMAQI
26th Sep 2025279 PMAQI
26th Sep 20252510 PMAQI
26th Sep 20252211 PMAQI
27th Sep 20252112 AMAQI
27th Sep 2025221 AMAQI
27th Sep 2025252 AMAQI
27th Sep 2025173 AMAQI
27th Sep 2025174 AMAQI
27th Sep 2025215 AMAQI
27th Sep 2025286 AMAQI

25°C22/30°C

27th Sep 2025267 AMAQI
27th Sep 2025248 AMAQI
27th Sep 2025289 AMAQI
27th Sep 20252810 AMAQI
27th Sep 20252611 AMAQI
27th Sep 20252212 PMAQI
27th Sep 2025221 PMAQI
27th Sep 2025212 PMAQI
27th Sep 2025183 PMAQI
27th Sep 2025174 PMAQI
27th Sep 2025175 PMAQI
27th Sep 2025156 PMAQI
27th Sep 2025127 PMAQI
27th Sep 2025118 PMAQI
27th Sep 2025119 PMAQI
27th Sep 20251110 PMAQI
27th Sep 20251111 PMAQI
28th Sep 20251112 AMAQI
28th Sep 2025111 AMAQI
28th Sep 2025112 AMAQI
28th Sep 2025113 AMAQI
28th Sep 2025134 AMAQI
28th Sep 2025125 AMAQI
28th Sep 2025126 AMAQI

22°C19/29°C

28th Sep 2025147 AMAQI
28th Sep 2025178 AMAQI
28th Sep 2025179 AMAQI
28th Sep 20251710 AMAQI
28th Sep 20251711 AMAQI
28th Sep 20251812 PMAQI
28th Sep 2025211 PMAQI
28th Sep 2025222 PMAQI
28th Sep 2025233 PMAQI
28th Sep 2025224 PMAQI
28th Sep 2025215 PMAQI
28th Sep 2025226 PMAQI
28th Sep 2025297 PMAQI
28th Sep 2025288 PMAQI
28th Sep 2025329 PMAQI
28th Sep 20252810 PMAQI
28th Sep 20251711 PMAQI
29th Sep 20251812 AMAQI
29th Sep 2025201 AMAQI
29th Sep 2025202 AMAQI
29th Sep 2025183 AMAQI
29th Sep 2025214 AMAQI
29th Sep 2025305 AMAQI
29th Sep 2025286 AMAQI

23°C19/29°C

29th Sep 2025337 AMAQI
29th Sep 2025468 AMAQI
29th Sep 2025439 AMAQI
29th Sep 20254610 AMAQI
29th Sep 20254011 AMAQI
29th Sep 20254412 PMAQI
29th Sep 2025371 PMAQI
29th Sep 2025342 PMAQI
29th Sep 2025413 PMAQI
29th Sep 2025424 PMAQI
29th Sep 2025445 PMAQI
29th Sep 2025416 PMAQI
29th Sep 2025437 PMAQI
29th Sep 2025478 PMAQI
29th Sep 2025459 PMAQI
29th Sep 20255110 PMAQI
29th Sep 20255011 PMAQI
30th Sep 20255012 AMAQI
30th Sep 2025401 AMAQI
30th Sep 2025422 AMAQI
30th Sep 2025433 AMAQI
30th Sep 2025424 AMAQI
30th Sep 2025495 AMAQI
30th Sep 2025426 AMAQI

21°C17/29°C

30th Sep 2025447 AMAQI
30th Sep 2025438 AMAQI
30th Sep 2025399 AMAQI
30th Sep 20253910 AMAQI
30th Sep 20253911 AMAQI
30th Sep 20253312 PMAQI
30th Sep 2025171 PMAQI
30th Sep 2025372 PMAQI
30th Sep 2025293 PMAQI
30th Sep 2025164 PMAQI
30th Sep 2025165 PMAQI
30th Sep 2025176 PMAQI
30th Sep 2025207 PMAQI
30th Sep 2025178 PMAQI
30th Sep 2025169 PMAQI
30th Sep 20252710 PMAQI
30th Sep 20253411 PMAQI
1st Oct 20253612 AMAQI
1st Oct 2025351 AMAQI
1st Oct 2025492 AMAQI
1st Oct 2025533 AMAQI
1st Oct 2025544 AMAQI
1st Oct 2025545 AMAQI
1st Oct 2025506 AMAQI

23°C19/30°C

1st Oct 2025487 AMAQI
1st Oct 2025498 AMAQI
1st Oct 2025539 AMAQI
1st Oct 20255210 AMAQI
1st Oct 20254811 AMAQI
1st Oct 20254012 PMAQI
1st Oct 2025401 PMAQI
1st Oct 2025422 PMAQI
1st Oct 2025383 PMAQI
1st Oct 2025384 PMAQI
1st Oct 2025385 PMAQI
1st Oct 2025426 PMAQI
1st Oct 2025447 PMAQI
1st Oct 2025498 PMAQI
1st Oct 2025529 PMAQI
1st Oct 20255410 PMAQI
1st Oct 20255311 PMAQI
2nd Oct 20255512 AMAQI
2nd Oct 2025541 AMAQI
2nd Oct 2025542 AMAQI
2nd Oct 2025503 AMAQI
2nd Oct 2025504 AMAQI
2nd Oct 2025435 AMAQI
2nd Oct 2025426 AMAQI

20°C14/24°C

2nd Oct 2025417 AMAQI
2nd Oct 2025448 AMAQI
2nd Oct 2025489 AMAQI
2nd Oct 20255210 AMAQI
2nd Oct 20254611 AMAQI
2nd Oct 20253712 PMAQI
2nd Oct 2025351 PMAQI
2nd Oct 2025372 PMAQI
2nd Oct 2025363 PMAQI
2nd Oct 2025344 PMAQI
2nd Oct 2025345 PMAQI
2nd Oct 2025386 PMAQI
2nd Oct 2025347 PMAQI
2nd Oct 2025428 PMAQI
2nd Oct 2025489 PMAQI
2nd Oct 20254310 PMAQI
2nd Oct 20254511 PMAQI
3rd Oct 20254712 AMAQI
3rd Oct 2025441 AMAQI
3rd Oct 2025422 AMAQI
3rd Oct 2025393 AMAQI
3rd Oct 2025364 AMAQI
3rd Oct 2025355 AMAQI
3rd Oct 2025196 AMAQI

16°C10/20°C

3rd Oct 2025287 AMAQI
3rd Oct 2025398 AMAQI
3rd Oct 2025409 AMAQI
3rd Oct 20254410 AMAQI
3rd Oct 20254811 AMAQI
3rd Oct 20254612 PMAQI
3rd Oct 2025421 PMAQI
3rd Oct 2025402 PMAQI
3rd Oct 2025403 PMAQI
3rd Oct 2025424 PMAQI
3rd Oct 2025415 PMAQI
3rd Oct 2025556 PMAQI
3rd Oct 2025557 PMAQI
3rd Oct 2025548 PMAQI
3rd Oct 2025539 PMAQI
3rd Oct 20255510 PMAQI
3rd Oct 20255511 PMAQI
4th Oct 20255512 AMAQI
4th Oct 2025551 AMAQI
4th Oct 2025532 AMAQI
4th Oct 2025503 AMAQI
4th Oct 2025544 AMAQI
4th Oct 2025575 AMAQI
4th Oct 2025526 AMAQI

15°C6/25°C

4th Oct 2025507 AMAQI
4th Oct 2025468 AMAQI
4th Oct 2025479 AMAQI
4th Oct 20255010 AMAQI
4th Oct 20255111 AMAQI
4th Oct 20254512 PMAQI
4th Oct 2025491 PMAQI
4th Oct 2025502 PMAQI
4th Oct 2025453 PMAQI
4th Oct 2025494 PMAQI
4th Oct 2025465 PMAQI
4th Oct 2025456 PMAQI
4th Oct 2025437 PMAQI
4th Oct 2025508 PMAQI
4th Oct 2025579 PMAQI
4th Oct 20255810 PMAQI
4th Oct 20255311 PMAQI
5th Oct 20255412 AMAQI
5th Oct 2025571 AMAQI
5th Oct 2025552 AMAQI
5th Oct 2025513 AMAQI
5th Oct 2025554 AMAQI
5th Oct 2025555 AMAQI
5th Oct 2025496 AMAQI

17°C8/27°C

5th Oct 2025477 AMAQI
5th Oct 2025458 AMAQI
5th Oct 2025449 AMAQI
5th Oct 20255010 AMAQI
5th Oct 20255211 AMAQI
5th Oct 20255112 PMAQI
5th Oct 2025461 PMAQI
5th Oct 2025442 PMAQI
5th Oct 2025443 PMAQI
5th Oct 2025444 PMAQI
5th Oct 2025465 PMAQI
5th Oct 2025446 PMAQI
5th Oct 2025487 PMAQI
5th Oct 2025548 PMAQI
5th Oct 2025559 PMAQI
5th Oct 20255910 PMAQI
5th Oct 20255811 PMAQI
6th Oct 20255912 AMAQI
6th Oct 2025551 AMAQI
6th Oct 2025522 AMAQI
6th Oct 2025563 AMAQI
6th Oct 2025544 AMAQI
6th Oct 2025535 AMAQI
6th Oct 2025546 AMAQI

19°C10/30°C

6th Oct 2025517 AMAQI
6th Oct 2025508 AMAQI
6th Oct 2025529 AMAQI
6th Oct 20255510 AMAQI
6th Oct 20255311 AMAQI
6th Oct 20255212 PMAQI
6th Oct 2025481 PMAQI

20°C12/31°C

7th Oct 2025447 AMAQI
7th Oct 2025478 AMAQI
7th Oct 2025439 AMAQI
7th Oct 20254610 AMAQI
7th Oct 20255211 AMAQI
7th Oct 20254412 PMAQI
7th Oct 2025261 PMAQI
7th Oct 2025212 PMAQI
7th Oct 2025293 PMAQI
7th Oct 2025344 PMAQI
7th Oct 2025285 PMAQI
7th Oct 2025356 PMAQI
7th Oct 2025497 PMAQI
7th Oct 2025518 PMAQI
7th Oct 2025439 PMAQI
7th Oct 20253910 PMAQI
7th Oct 20254011 PMAQI
8th Oct 20252112 AMAQI
8th Oct 2025131 AMAQI
8th Oct 2025132 AMAQI
8th Oct 2025153 AMAQI
8th Oct 2025144 AMAQI
8th Oct 2025145 AMAQI
8th Oct 2025146 AMAQI

22°C14/31°C

8th Oct 2025137 AMAQI
8th Oct 2025148 AMAQI
8th Oct 2025309 AMAQI
8th Oct 20251510 AMAQI
8th Oct 20252211 AMAQI
8th Oct 20252212 PMAQI
8th Oct 2025371 PMAQI
8th Oct 2025442 PMAQI
8th Oct 2025383 PMAQI
8th Oct 2025324 PMAQI
8th Oct 2025215 PMAQI
8th Oct 2025246 PMAQI
8th Oct 2025227 PMAQI
8th Oct 2025358 PMAQI
8th Oct 2025429 PMAQI
8th Oct 20253110 PMAQI
8th Oct 20254011 PMAQI
9th Oct 20254612 AMAQI
9th Oct 2025471 AMAQI
9th Oct 2025482 AMAQI
9th Oct 2025413 AMAQI
9th Oct 2025404 AMAQI
9th Oct 2025385 AMAQI
9th Oct 2025396 AMAQI

20°C14/23°C

9th Oct 2025407 AMAQI
9th Oct 2025408 AMAQI
9th Oct 2025389 AMAQI
9th Oct 20254210 AMAQI
9th Oct 20253911 AMAQI
9th Oct 20254012 PMAQI
9th Oct 2025401 PMAQI
9th Oct 2025352 PMAQI
9th Oct 2025373 PMAQI
9th Oct 2025384 PMAQI
9th Oct 2025395 PMAQI
9th Oct 2025376 PMAQI
9th Oct 2025437 PMAQI
9th Oct 2025458 PMAQI
9th Oct 2025509 PMAQI
9th Oct 20255110 PMAQI
9th Oct 20255111 PMAQI
10th Oct 20255112 AMAQI
10th Oct 2025521 AMAQI
10th Oct 2025512 AMAQI
10th Oct 2025493 AMAQI
10th Oct 2025484 AMAQI
10th Oct 2025405 AMAQI
10th Oct 2025406 AMAQI

15°C9/20°C

10th Oct 2025417 AMAQI
10th Oct 2025398 AMAQI
10th Oct 2025379 AMAQI
10th Oct 20254310 AMAQI
10th Oct 20254211 AMAQI
10th Oct 20253812 PMAQI
10th Oct 2025241 PMAQI
10th Oct 2025142 PMAQI
10th Oct 2025133 PMAQI
10th Oct 2025144 PMAQI
10th Oct 2025155 PMAQI
10th Oct 2025406 PMAQI
10th Oct 2025447 PMAQI
10th Oct 2025448 PMAQI
10th Oct 2025479 PMAQI
10th Oct 20254810 PMAQI
10th Oct 20255211 PMAQI
11th Oct 20255312 AMAQI
11th Oct 2025491 AMAQI
11th Oct 2025482 AMAQI
11th Oct 2025473 AMAQI
11th Oct 2025424 AMAQI
11th Oct 2025415 AMAQI
11th Oct 2025406 AMAQI

14°C8/19°C

11th Oct 2025407 AMAQI
11th Oct 2025398 AMAQI
11th Oct 2025379 AMAQI
11th Oct 20253810 AMAQI
11th Oct 20254211 AMAQI
11th Oct 20254312 PMAQI
11th Oct 2025441 PMAQI
11th Oct 2025412 PMAQI
11th Oct 2025233 PMAQI
11th Oct 2025334 PMAQI
11th Oct 2025425 PMAQI
11th Oct 2025456 PMAQI
11th Oct 2025467 PMAQI
11th Oct 2025478 PMAQI
11th Oct 2025459 PMAQI
11th Oct 20255410 PMAQI
11th Oct 20255511 PMAQI
12th Oct 20255612 AMAQI
12th Oct 2025531 AMAQI
12th Oct 2025532 AMAQI
12th Oct 2025513 AMAQI
12th Oct 2025554 AMAQI
12th Oct 2025535 AMAQI
12th Oct 2025546 AMAQI

17°C11/23°C

12th Oct 2025517 AMAQI
12th Oct 2025558 AMAQI
12th Oct 2025549 AMAQI
12th Oct 20255410 AMAQI
12th Oct 20255411 AMAQI
12th Oct 20255312 PMAQI
12th Oct 2025511 PMAQI
12th Oct 2025512 PMAQI
12th Oct 2025433 PMAQI
12th Oct 2025184 PMAQI
12th Oct 202575 PMAQI
12th Oct 202576 PMAQI
12th Oct 202587 PMAQI
12th Oct 202578 PMAQI
12th Oct 2025179 PMAQI
12th Oct 20251810 PMAQI
12th Oct 20251411 PMAQI
13th Oct 20251512 AMAQI
13th Oct 2025261 AMAQI
13th Oct 2025222 AMAQI
13th Oct 2025223 AMAQI
13th Oct 2025244 AMAQI
13th Oct 2025255 AMAQI
13th Oct 2025276 AMAQI

17°C15/19°C

13th Oct 2025247 AMAQI
13th Oct 2025248 AMAQI
13th Oct 2025279 AMAQI
13th Oct 20252610 AMAQI
13th Oct 20252911 AMAQI
13th Oct 20252812 PMAQI
13th Oct 2025311 PMAQI
13th Oct 2025302 PMAQI
13th Oct 2025283 PMAQI
13th Oct 2025284 PMAQI
13th Oct 2025305 PMAQI
13th Oct 2025306 PMAQI
13th Oct 2025327 PMAQI
13th Oct 2025288 PMAQI
13th Oct 2025289 PMAQI
13th Oct 20252810 PMAQI
13th Oct 20252711 PMAQI
14th Oct 20252712 AMAQI
14th Oct 2025251 AMAQI
14th Oct 202562 AMAQI
14th Oct 2025103 AMAQI
14th Oct 2025134 AMAQI
14th Oct 2025165 AMAQI
14th Oct 202576 AMAQI

15°C14/15°C

14th Oct 202567 AMAQI
14th Oct 2025178 AMAQI
14th Oct 2025279 AMAQI
14th Oct 20252710 AMAQI
14th Oct 20252511 AMAQI
14th Oct 20251712 PMAQI
14th Oct 2025161 PMAQI
14th Oct 2025222 PMAQI
14th Oct 2025203 PMAQI
14th Oct 2025204 PMAQI
14th Oct 2025325 PMAQI
14th Oct 2025406 PMAQI
14th Oct 2025317 PMAQI
14th Oct 2025168 PMAQI
14th Oct 2025199 PMAQI
14th Oct 20251210 PMAQI
14th Oct 20252211 PMAQI
15th Oct 20253812 AMAQI
15th Oct 2025341 AMAQI
15th Oct 2025382 AMAQI
15th Oct 2025153 AMAQI
15th Oct 202564 AMAQI
15th Oct 202565 AMAQI
15th Oct 202566 AMAQI

15°C13/17°C

15th Oct 202567 AMAQI
15th Oct 2025168 AMAQI
15th Oct 2025139 AMAQI
15th Oct 20251410 AMAQI
15th Oct 20251711 AMAQI
15th Oct 20253312 PMAQI
15th Oct 2025401 PMAQI
15th Oct 2025392 PMAQI
15th Oct 2025403 PMAQI
15th Oct 2025384 PMAQI
15th Oct 2025415 PMAQI
15th Oct 2025386 PMAQI
15th Oct 2025447 PMAQI
15th Oct 2025448 PMAQI
15th Oct 2025459 PMAQI
15th Oct 20254710 PMAQI
15th Oct 20254511 PMAQI
16th Oct 20254612 AMAQI
16th Oct 2025371 AMAQI
16th Oct 2025282 AMAQI
16th Oct 2025343 AMAQI
16th Oct 2025224 AMAQI
16th Oct 2025305 AMAQI
16th Oct 2025286 AMAQI

17°C13/25°C

16th Oct 2025157 AMAQI
16th Oct 2025118 AMAQI
16th Oct 2025249 AMAQI
16th Oct 20252810 AMAQI
16th Oct 20251611 AMAQI
16th Oct 20252012 PMAQI
16th Oct 2025221 PMAQI
16th Oct 2025132 PMAQI
16th Oct 2025163 PMAQI
16th Oct 2025174 PMAQI
16th Oct 2025175 PMAQI
16th Oct 2025186 PMAQI
16th Oct 2025197 PMAQI
16th Oct 2025168 PMAQI
16th Oct 2025209 PMAQI
16th Oct 20251810 PMAQI
16th Oct 20251611 PMAQI
17th Oct 20251412 AMAQI
17th Oct 2025191 AMAQI
17th Oct 2025182 AMAQI
17th Oct 2025143 AMAQI
17th Oct 2025274 AMAQI
17th Oct 2025345 AMAQI
17th Oct 202586 AMAQI

13°C8/20°C

17th Oct 2025127 AMAQI
17th Oct 2025138 AMAQI
17th Oct 2025129 AMAQI
17th Oct 20252510 AMAQI
17th Oct 20253411 AMAQI
17th Oct 20252512 PMAQI
17th Oct 2025261 PMAQI
17th Oct 2025202 PMAQI
17th Oct 2025183 PMAQI
17th Oct 2025184 PMAQI
17th Oct 2025155 PMAQI
17th Oct 2025166 PMAQI
17th Oct 2025187 PMAQI
17th Oct 2025338 PMAQI
17th Oct 2025459 PMAQI
17th Oct 20254710 PMAQI
17th Oct 20255511 PMAQI
18th Oct 20255412 AMAQI
18th Oct 2025511 AMAQI
18th Oct 2025482 AMAQI
18th Oct 2025503 AMAQI
18th Oct 2025474 AMAQI
18th Oct 2025435 AMAQI
18th Oct 2025446 AMAQI

12°C5/20°C

18th Oct 2025477 AMAQI
18th Oct 2025448 AMAQI
18th Oct 2025439 AMAQI
18th Oct 20254810 AMAQI
18th Oct 20255111 AMAQI
18th Oct 20255312 PMAQI
18th Oct 2025461 PMAQI
18th Oct 2025332 PMAQI
18th Oct 2025283 PMAQI
18th Oct 2025174 PMAQI
18th Oct 2025255 PMAQI
18th Oct 2025266 PMAQI
18th Oct 2025227 PMAQI
18th Oct 2025248 PMAQI
18th Oct 2025339 PMAQI
18th Oct 20255410 PMAQI
18th Oct 20255711 PMAQI
19th Oct 20255612 AMAQI
19th Oct 2025581 AMAQI

14°C6/24°C

7 AM
12 PM
6 PM
12 AM
6 AM

--°C/°C

Day time
Avg. Highest Time
9 AM - 1 PM

34AQI

5 hours / Day
150 hours / Month
Avg. Lowest Time
4 PM - 5 PM

29AQI

2 hours / Day
60 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 9 AM to 1 PM (Avg. 34), while the lowest AQI was between 4 PM to 5 PM (Avg. 29).
Night time
Avg. Highest Time
9 PM - 11 PM

36AQI

3 hours / Day
90 hours / Month
Avg. Lowest Time
6 AM

30AQI

1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 9 PM to 11 PM (Avg. 36), while the lowest AQI was between 6 AM to 6 AM (Avg. 30).

2025 Days Vs Air Quality

Seaford, Delaware, United States

2025

94%

273

6%

18

Total number of days with different AQI categories in last 292 days in 2025 (73 days remaining)

Good
273 Days
Moderate
18 Days
Poor
0 Days
Unhealthy
0 Days
Severe
0 Days
Hazardous
0 Days



Under WHO’s Safe Air Quality Limits: 94%

Health Risk Level:

Very Low

In 2025, 94% of 292 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

Seaford, Delaware, 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.

-1th undefined 2025
-1th undefined 2025
-1th undefined 2025
1st January 2025
23AQI
2nd January 2025
21AQI
3rd January 2025
24AQI
4th January 2025
22AQI
5th January 2025
25AQI
6th January 2025
28AQI
7th January 2025
23AQI
8th January 2025
26AQI
9th January 2025
26AQI
10th January 2025
30AQI
11th January 2025
36AQI
12th January 2025
56AQI
13th January 2025
42AQI
14th January 2025
27AQI
15th January 2025
25AQI
16th January 2025
31AQI
17th January 2025
43AQI
18th January 2025
29AQI
19th January 2025
47AQI
20th January 2025
25AQI
21st January 2025
26AQI
22nd January 2025
33AQI
23rd January 2025
49AQI
24th January 2025
53AQI
25th January 2025
53AQI
26th January 2025
37AQI
27th January 2025
44AQI
28th January 2025
28AQI
29th January 2025
26AQI
30th January 2025
27AQI
31st January 2025
29AQI
1st February 2025
26AQI
2nd February 2025
25AQI
3rd February 2025
27AQI
4th February 2025
34AQI
5th February 2025
23AQI
6th February 2025
29AQI
7th February 2025
32AQI
8th February 2025
26AQI
9th February 2025
27AQI
10th February 2025
33AQI
11th February 2025
35AQI
12th February 2025
26AQI
13th February 2025
23AQI
14th February 2025
28AQI
15th February 2025
28AQI
16th February 2025
26AQI
17th February 2025
28AQI
18th February 2025
28AQI
19th February 2025
26AQI
20th February 2025
26AQI
21st February 2025
25AQI
22nd February 2025
31AQI
23rd February 2025
34AQI
24th February 2025
35AQI
25th February 2025
39AQI
26th February 2025
41AQI
27th February 2025
44AQI
28th February 2025
26AQI
1st March 2025
30AQI
2nd March 2025
28AQI
3rd March 2025
31AQI
4th March 2025
33AQI
5th March 2025
30AQI
6th March 2025
23AQI
7th March 2025
30AQI
8th March 2025
28AQI
9th March 2025
29AQI
10th March 2025
29AQI
11th March 2025
35AQI
12th March 2025
30AQI
13th March 2025
43AQI
14th March 2025
40AQI
15th March 2025
26AQI
16th March 2025
26AQI
17th March 2025
19AQI
18th March 2025
18AQI
19th March 2025
24AQI
20th March 2025
28AQI
21st March 2025
17AQI
22nd March 2025
19AQI
23rd March 2025
19AQI
24th March 2025
37AQI
25th March 2025
33AQI
26th March 2025
20AQI
27th March 2025
19AQI
28th March 2025
29AQI
29th March 2025
49AQI
30th March 2025
30AQI
31st March 2025
25AQI
1st April 2025
18AQI
2nd April 2025
20AQI
3rd April 2025
28AQI
4th April 2025
28AQI
5th April 2025
35AQI
6th April 2025
30AQI
7th April 2025
18AQI
8th April 2025
31AQI
9th April 2025
18AQI
10th April 2025
22AQI
11th April 2025
22AQI
12th April 2025
14AQI
13th April 2025
18AQI
14th April 2025
30AQI
15th April 2025
34AQI
16th April 2025
15AQI
17th April 2025
20AQI
18th April 2025
27AQI
19th April 2025
39AQI
20th April 2025
38AQI
21st April 2025
21AQI
22nd April 2025
33AQI
23rd April 2025
27AQI
24th April 2025
31AQI
25th April 2025
25AQI
26th April 2025
30AQI
27th April 2025
13AQI
28th April 2025
16AQI
29th April 2025
22AQI
30th April 2025
32AQI
1st May 2025
38AQI
2nd May 2025
39AQI
3rd May 2025
37AQI
4th May 2025
23AQI
5th May 2025
22AQI
6th May 2025
22AQI
7th May 2025
21AQI
8th May 2025
25AQI
9th May 2025
22AQI
10th May 2025
18AQI
11th May 2025
24AQI
12th May 2025
26AQI
13th May 2025
20AQI
14th May 2025
31AQI
15th May 2025
26AQI
16th May 2025
40AQI
17th May 2025
30AQI
18th May 2025
17AQI
19th May 2025
20AQI
20th May 2025
17AQI
21st May 2025
16AQI
22nd May 2025
15AQI
23rd May 2025
16AQI
24th May 2025
14AQI
25th May 2025
15AQI
26th May 2025
18AQI
27th May 2025
19AQI
28th May 2025
14AQI
29th May 2025
19AQI
30th May 2025
25AQI
31st May 2025
29AQI
1st June 2025
19AQI
2nd June 2025
22AQI
3rd June 2025
24AQI
4th June 2025
33AQI
5th June 2025
35AQI
6th June 2025
31AQI
7th June 2025
26AQI
8th June 2025
26AQI
9th June 2025
24AQI
10th June 2025
35AQI
11th June 2025
48AQI
12th June 2025
58AQI
13th June 2025
57AQI
14th June 2025
45AQI
15th June 2025
37AQI
16th June 2025
28AQI
17th June 2025
22AQI
18th June 2025
23AQI
19th June 2025
23AQI
20th June 2025
22AQI
21st June 2025
35AQI
22nd June 2025
37AQI
23rd June 2025
51AQI
24th June 2025
56AQI
25th June 2025
57AQI
26th June 2025
51AQI
27th June 2025
43AQI
28th June 2025
30AQI
29th June 2025
45AQI
30th June 2025
39AQI
1st July 2025
37AQI
2nd July 2025
23AQI
3rd July 2025
32AQI
4th July 2025
47AQI
5th July 2025
59AQI
6th July 2025
49AQI
7th July 2025
33AQI
8th July 2025
34AQI
9th July 2025
29AQI
10th July 2025
25AQI
11th July 2025
27AQI
12th July 2025
27AQI
13th July 2025
25AQI
14th July 2025
22AQI
15th July 2025
19AQI
16th July 2025
25AQI
17th July 2025
26AQI
18th July 2025
29AQI
19th July 2025
26AQI
20th July 2025
20AQI
21st July 2025
26AQI
22nd July 2025
50AQI
23rd July 2025
49AQI
24th July 2025
30AQI
25th July 2025
32AQI
26th July 2025
37AQI
27th July 2025
55AQI
28th July 2025
27AQI
29th July 2025
43AQI
30th July 2025
45AQI
31st July 2025
42AQI
1st August 2025
32AQI
2nd August 2025
45AQI
3rd August 2025
37AQI
4th August 2025
47AQI
5th August 2025
60AQI
6th August 2025
67AQI
7th August 2025
52AQI
8th August 2025
31AQI
9th August 2025
26AQI
10th August 2025
25AQI
11th August 2025
29AQI
12th August 2025
24AQI
13th August 2025
27AQI
14th August 2025
26AQI
15th August 2025
35AQI
16th August 2025
42AQI
17th August 2025
52AQI
18th August 2025
36AQI
19th August 2025
17AQI
20th August 2025
23AQI
21st August 2025
19AQI
22nd August 2025
25AQI
23rd August 2025
30AQI
24th August 2025
26AQI
25th August 2025
27AQI
26th August 2025
22AQI
27th August 2025
21AQI
28th August 2025
27AQI
29th August 2025
27AQI
30th August 2025
20AQI
31st August 2025
22AQI
1st September 2025
21AQI
2nd September 2025
19AQI
3rd September 2025
22AQI
4th September 2025
25AQI
5th September 2025
37AQI
6th September 2025
43AQI
7th September 2025
39AQI
8th September 2025
26AQI
9th September 2025
23AQI
10th September 2025
20AQI
11th September 2025
24AQI
12th September 2025
28AQI
13th September 2025
39AQI
14th September 2025
39AQI
15th September 2025
35AQI
16th September 2025
30AQI
17th September 2025
20AQI
18th September 2025
19AQI
19th September 2025
25AQI
20th September 2025
35AQI
21st September 2025
26AQI
22nd September 2025
19AQI
23rd September 2025
23AQI
24th September 2025
27AQI
25th September 2025
22AQI
26th September 2025
33AQI
27th September 2025
19AQI
28th September 2025
19AQI
29th September 2025
36AQI
30th September 2025
33AQI
1st October 2025
47AQI
2nd October 2025
44AQI
3rd October 2025
44AQI
4th October 2025
51AQI
5th October 2025
51AQI
6th October 2025
55AQI
7th October 2025
40AQI
8th October 2025
24AQI
9th October 2025
42AQI
10th October 2025
40AQI
11th October 2025
44AQI
12th October 2025
37AQI
13th October 2025
27AQI
14th October 2025
20AQI
15th October 2025
30AQI
16th October 2025
23AQI
17th October 2025
24AQI
18th October 2025
45AQI
19th October 2025
20th October 2025
21st October 2025
22nd October 2025
23rd October 2025
24th October 2025
25th October 2025
26th October 2025
27th October 2025
28th October 2025
29th October 2025
30th October 2025
31st October 2025
1st November 2025
2nd November 2025
3rd November 2025
4th November 2025
5th November 2025
6th November 2025
7th November 2025
8th November 2025
9th November 2025
10th November 2025
11th November 2025
12th November 2025
13th November 2025
14th November 2025
15th November 2025
16th November 2025
17th November 2025
18th November 2025
19th November 2025
20th November 2025
21st November 2025
22nd November 2025
23rd November 2025
24th November 2025
25th November 2025
26th November 2025
27th November 2025
28th November 2025
29th November 2025
30th November 2025
1st December 2025
2nd December 2025
3rd December 2025
4th December 2025
5th December 2025
6th December 2025
7th December 2025
8th December 2025
9th December 2025
10th December 2025
11th December 2025
12th December 2025
13th December 2025
14th December 2025
15th December 2025
16th December 2025
17th December 2025
18th December 2025
19th December 2025
20th December 2025
21st December 2025
22nd December 2025
23rd December 2025
24th December 2025
25th December 2025
26th December 2025
27th December 2025
28th December 2025
29th December 2025
30th December 2025
31st December 2025

33AQI

30AQI

28AQI

25AQI

23AQI

36AQI

34AQI

32AQI

28AQI

38AQI


No. of days

Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days

202530AQI

28
3
28
31
30
31
24
6
29
2
27
4
30
15
3
273
18

Highest AQI recorded in

October

38AQI


Lowest AQI recorded in

May

23AQI


202431AQI

31
26
3
30
1
30
31
29
28
3
26
5
30
31
30
31
353
12

Highest AQI recorded in

August

37AQI


Lowest AQI recorded in

November

24AQI


202342AQI

29
2
23
5
26
2
25
3
23
8
14
11
3
2
22
9
20
11
25
5
25
5
21
3
29
2
282
66
3
2

Highest AQI recorded in

June

69AQI


Lowest AQI recorded in

December

33AQI


202234AQI

25
6
18
3
28
1
17
29
2
29
1
21
2
2
28
31
24
3
28
3
280
21

Highest AQI recorded in

February

38AQI


Lowest AQI recorded in

October

28AQI


202137AQI

23
7
22
6
21
7
22
4
31
29
1
21
10
29
2
29
1
31
29
1
26
5
313
44

Highest AQI recorded in

July

45AQI


Lowest AQI recorded in

October

29AQI


202034AQI

11
2
19
1
18
29
1
30
1
31
29
25
1
24
6
20
5
236
17

Highest AQI recorded in

November

40AQI


Lowest AQI recorded in

September

27AQI


Most & Least Polluted Years Over the Last 6 Years

Most Polluted Year Recorded
2023(Avg.)
42AQI
Least Polluted Year Recorded
2025(Avg.)
30AQI


Seaford's annual 2025 AQI (30) shows an average percentage change of -13.6% (improved AQI) compared to previous years: 2020 (34), 2021 (37), 2022 (34), 2023 (42), 2024 (31).