Country Background

Simpsonville, South Carolina, 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

Simpsonville, South Carolina, United States

2025
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
4th Oct 2025
45AQI
Lowest AQI recorded on
6th Oct 2025
16AQI


Same Day Analysis (16th October ):
On this day, AQI across the 1 years varied significantly: 2025 ranks 1st highest AQI at 38 of Good air quality on the same day.

Download 2024 Annual Data

World Air Quality Report

Globe

Day & Night AQI Trend: 16th Oct - 17th Oct 2025

Simpsonville, South Carolina, United States

AQI
Day
Night
.

7 AM16th Oct 2025

7 PM

6 AM17th Oct 2025

Day time
Avg. Highest Time
7AM16th Oct

41AQI

Avg. Lowest Time
6PM16th Oct

13AQI

Night time
Avg. Highest Time
3AM17th Oct

56AQI

Avg. Lowest Time
8PM16th Oct

16AQI

In the last 24 hours,

Simpsonville's AQI reached its highest point of 56 at 3 AM during the Night, while the lowest point, undefined, was recorded at 6 AM during the Night between 16th Oct and 17th Oct 2025.

Day & Night AQI Trend : Sep - Oct 2025

Simpsonville, South Carolina, United States

SepOct
17th - 18th18th - 19th19th - 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
Day
Night
17th Sep 2025487 AMAQI
17th Sep 2025438 AMAQI
17th Sep 2025429 AMAQI
17th Sep 20254410 AMAQI
17th Sep 20254511 AMAQI
17th Sep 20254812 PMAQI
17th Sep 2025511 PMAQI
17th Sep 2025502 PMAQI
17th Sep 2025483 PMAQI
17th Sep 2025474 PMAQI
17th Sep 2025475 PMAQI
17th Sep 2025466 PMAQI
17th Sep 2025447 PMAQI
17th Sep 2025458 PMAQI
17th Sep 2025439 PMAQI
17th Sep 20254810 PMAQI
17th Sep 20254711 PMAQI
18th Sep 20254812 AMAQI
18th Sep 2025531 AMAQI
18th Sep 2025522 AMAQI
18th Sep 2025523 AMAQI
18th Sep 2025534 AMAQI
18th Sep 2025515 AMAQI
18th Sep 2025486 AMAQI

23°C17/29°C

18th Sep 2025527 AMAQI
18th Sep 2025508 AMAQI
18th Sep 2025509 AMAQI
18th Sep 20255010 AMAQI
18th Sep 20255311 AMAQI
18th Sep 20255312 PMAQI
18th Sep 2025521 PMAQI
18th Sep 2025532 PMAQI
18th Sep 2025523 PMAQI
18th Sep 2025524 PMAQI
18th Sep 2025535 PMAQI
18th Sep 2025536 PMAQI
18th Sep 2025527 PMAQI
18th Sep 2025518 PMAQI
18th Sep 2025529 PMAQI
18th Sep 20255210 PMAQI
18th Sep 20255411 PMAQI
19th Sep 20255412 AMAQI
19th Sep 2025581 AMAQI
19th Sep 2025602 AMAQI
19th Sep 2025593 AMAQI
19th Sep 2025584 AMAQI
19th Sep 2025575 AMAQI
19th Sep 2025586 AMAQI

24°C17/31°C

19th Sep 2025567 AMAQI
19th Sep 2025558 AMAQI
19th Sep 2025569 AMAQI
19th Sep 20255610 AMAQI
19th Sep 20255411 AMAQI
19th Sep 20255412 PMAQI
19th Sep 2025541 PMAQI
19th Sep 2025542 PMAQI
19th Sep 2025553 PMAQI
19th Sep 2025544 PMAQI
19th Sep 2025545 PMAQI
19th Sep 2025546 PMAQI
19th Sep 2025547 PMAQI
19th Sep 2025548 PMAQI
19th Sep 2025539 PMAQI
19th Sep 20255410 PMAQI
19th Sep 20255411 PMAQI
20th Sep 20255412 AMAQI
20th Sep 2025501 AMAQI
20th Sep 2025452 AMAQI
20th Sep 2025493 AMAQI
20th Sep 2025464 AMAQI
20th Sep 2025445 AMAQI
20th Sep 2025446 AMAQI

25°C18/32°C

20th Sep 2025457 AMAQI
20th Sep 2025448 AMAQI
20th Sep 2025439 AMAQI
20th Sep 20255010 AMAQI
20th Sep 20255011 AMAQI
20th Sep 20255112 PMAQI
20th Sep 2025501 PMAQI
20th Sep 2025512 PMAQI
20th Sep 2025513 PMAQI
20th Sep 2025514 PMAQI
20th Sep 2025505 PMAQI
20th Sep 2025506 PMAQI
20th Sep 2025517 PMAQI
20th Sep 2025518 PMAQI
20th Sep 2025489 PMAQI
20th Sep 20255010 PMAQI
20th Sep 20255111 PMAQI
21st Sep 20255312 AMAQI
21st Sep 2025541 AMAQI
21st Sep 2025512 AMAQI
21st Sep 2025473 AMAQI
21st Sep 2025444 AMAQI
21st Sep 2025465 AMAQI
21st Sep 2025516 AMAQI

25°C19/32°C

21st Sep 2025497 AMAQI
21st Sep 2025498 AMAQI
21st Sep 2025489 AMAQI
21st Sep 20255210 AMAQI
21st Sep 20255211 AMAQI
21st Sep 20255212 PMAQI
21st Sep 2025491 PMAQI
21st Sep 2025522 PMAQI
21st Sep 2025533 PMAQI
21st Sep 2025534 PMAQI
21st Sep 2025525 PMAQI
21st Sep 2025526 PMAQI
21st Sep 2025517 PMAQI
21st Sep 2025528 PMAQI
21st Sep 2025529 PMAQI
21st Sep 20255210 PMAQI
21st Sep 20255211 PMAQI
22nd Sep 20255212 AMAQI
22nd Sep 2025481 AMAQI
22nd Sep 2025472 AMAQI
22nd Sep 2025493 AMAQI
22nd Sep 2025454 AMAQI
22nd Sep 2025465 AMAQI
22nd Sep 2025496 AMAQI

24°C17/32°C

22nd Sep 2025497 AMAQI
22nd Sep 2025508 AMAQI
22nd Sep 2025539 AMAQI
22nd Sep 20255210 AMAQI
22nd Sep 20255311 AMAQI
22nd Sep 20255112 PMAQI
22nd Sep 2025511 PMAQI
22nd Sep 2025522 PMAQI
22nd Sep 2025523 PMAQI
22nd Sep 2025524 PMAQI
22nd Sep 2025525 PMAQI
22nd Sep 2025526 PMAQI
22nd Sep 2025527 PMAQI
22nd Sep 2025528 PMAQI
22nd Sep 2025509 PMAQI
22nd Sep 20255010 PMAQI
22nd Sep 20255111 PMAQI
23rd Sep 20255212 AMAQI
23rd Sep 2025501 AMAQI
23rd Sep 2025472 AMAQI
23rd Sep 2025453 AMAQI
23rd Sep 2025464 AMAQI
23rd Sep 2025455 AMAQI
23rd Sep 2025456 AMAQI

23°C16/31°C

23rd Sep 2025487 AMAQI
23rd Sep 2025488 AMAQI
23rd Sep 2025519 AMAQI
23rd Sep 20255110 AMAQI
23rd Sep 20255011 AMAQI
23rd Sep 20254912 PMAQI
23rd Sep 2025441 PMAQI
23rd Sep 2025472 PMAQI
23rd Sep 2025483 PMAQI
23rd Sep 2025504 PMAQI
23rd Sep 2025495 PMAQI
23rd Sep 2025496 PMAQI
23rd Sep 2025507 PMAQI
23rd Sep 2025508 PMAQI
23rd Sep 2025509 PMAQI
23rd Sep 20255010 PMAQI
23rd Sep 20255011 PMAQI
24th Sep 20255012 AMAQI
24th Sep 2025511 AMAQI
24th Sep 2025462 AMAQI
24th Sep 2025483 AMAQI
24th Sep 2025504 AMAQI
24th Sep 2025495 AMAQI
24th Sep 2025516 AMAQI

24°C16/33°C

24th Sep 2025517 AMAQI
24th Sep 2025508 AMAQI
24th Sep 2025519 AMAQI
24th Sep 20255210 AMAQI
24th Sep 20255011 AMAQI
24th Sep 20255012 PMAQI
24th Sep 2025481 PMAQI
24th Sep 2025492 PMAQI
24th Sep 2025523 PMAQI
24th Sep 2025524 PMAQI
24th Sep 2025515 PMAQI
24th Sep 2025506 PMAQI
24th Sep 2025527 PMAQI
24th Sep 2025508 PMAQI
24th Sep 2025499 PMAQI
24th Sep 20254910 PMAQI
24th Sep 20254811 PMAQI
25th Sep 20255012 AMAQI
25th Sep 2025341 AMAQI
25th Sep 2025182 AMAQI
25th Sep 2025173 AMAQI
25th Sep 2025164 AMAQI
25th Sep 2025155 AMAQI
25th Sep 2025196 AMAQI

26°C18/34°C

25th Sep 2025177 AMAQI
25th Sep 2025178 AMAQI
25th Sep 2025179 AMAQI
25th Sep 20251810 AMAQI
25th Sep 20251911 AMAQI
25th Sep 20252112 PMAQI
25th Sep 2025251 PMAQI
25th Sep 2025282 PMAQI
25th Sep 2025303 PMAQI
25th Sep 2025314 PMAQI
25th Sep 2025305 PMAQI
25th Sep 2025296 PMAQI
25th Sep 2025307 PMAQI
25th Sep 2025248 PMAQI
25th Sep 2025209 PMAQI
25th Sep 20251910 PMAQI
25th Sep 20251711 PMAQI
26th Sep 20251712 AMAQI
26th Sep 2025171 AMAQI
26th Sep 2025172 AMAQI
26th Sep 2025183 AMAQI
26th Sep 2025224 AMAQI
26th Sep 2025205 AMAQI
26th Sep 2025176 AMAQI

25°C21/32°C

26th Sep 2025177 AMAQI
26th Sep 2025178 AMAQI
26th Sep 2025149 AMAQI
26th Sep 20251510 AMAQI
26th Sep 20251811 AMAQI
26th Sep 20252112 PMAQI
26th Sep 2025241 PMAQI
26th Sep 2025252 PMAQI
26th Sep 2025243 PMAQI
26th Sep 2025214 PMAQI
26th Sep 2025185 PMAQI
26th Sep 2025216 PMAQI
26th Sep 2025287 PMAQI
26th Sep 2025298 PMAQI
26th Sep 2025309 PMAQI
26th Sep 20252510 PMAQI
26th Sep 20252311 PMAQI
27th Sep 20252112 AMAQI
27th Sep 2025181 AMAQI
27th Sep 2025132 AMAQI
27th Sep 2025143 AMAQI
27th Sep 2025154 AMAQI
27th Sep 2025125 AMAQI
27th Sep 2025116 AMAQI

24°C21/29°C

27th Sep 2025117 AMAQI
27th Sep 2025118 AMAQI
27th Sep 2025119 AMAQI
27th Sep 20251110 AMAQI
27th Sep 20251111 AMAQI
27th Sep 20251412 PMAQI
27th Sep 2025161 PMAQI
27th Sep 2025202 PMAQI
27th Sep 2025263 PMAQI
27th Sep 2025214 PMAQI
27th Sep 2025165 PMAQI
27th Sep 2025176 PMAQI
27th Sep 2025177 PMAQI
27th Sep 2025208 PMAQI
27th Sep 2025249 PMAQI
27th Sep 20251710 PMAQI
27th Sep 20251711 PMAQI
28th Sep 20251712 AMAQI
28th Sep 2025171 AMAQI
28th Sep 2025182 AMAQI
28th Sep 2025253 AMAQI
28th Sep 2025304 AMAQI
28th Sep 2025245 AMAQI
28th Sep 2025176 AMAQI

22°C19/26°C

28th Sep 2025177 AMAQI
28th Sep 2025158 AMAQI
28th Sep 2025169 AMAQI
28th Sep 20251710 AMAQI
28th Sep 20251211 AMAQI
28th Sep 20251112 PMAQI
28th Sep 2025151 PMAQI
28th Sep 2025282 PMAQI
28th Sep 2025293 PMAQI
28th Sep 2025214 PMAQI
28th Sep 2025165 PMAQI
28th Sep 2025276 PMAQI
28th Sep 2025317 PMAQI
28th Sep 2025338 PMAQI
28th Sep 2025359 PMAQI
28th Sep 20253410 PMAQI
28th Sep 20253411 PMAQI
29th Sep 20253612 AMAQI
29th Sep 2025371 AMAQI
29th Sep 2025352 AMAQI
29th Sep 2025313 AMAQI
29th Sep 2025284 AMAQI
29th Sep 2025325 AMAQI
29th Sep 2025346 AMAQI

22°C17/28°C

29th Sep 2025267 AMAQI
29th Sep 2025198 AMAQI
29th Sep 2025269 AMAQI
29th Sep 20251910 AMAQI
29th Sep 20252011 AMAQI
29th Sep 20252512 PMAQI
29th Sep 2025211 PMAQI
29th Sep 2025182 PMAQI
29th Sep 2025263 PMAQI
29th Sep 2025254 PMAQI
29th Sep 2025185 PMAQI
29th Sep 2025216 PMAQI
29th Sep 2025207 PMAQI
29th Sep 2025218 PMAQI
29th Sep 2025159 PMAQI
29th Sep 20251710 PMAQI
29th Sep 20251011 PMAQI
30th Sep 20251312 AMAQI
30th Sep 2025201 AMAQI
30th Sep 2025162 AMAQI
30th Sep 2025163 AMAQI
30th Sep 2025154 AMAQI
30th Sep 2025185 AMAQI
30th Sep 2025166 AMAQI

21°C18/25°C

30th Sep 2025157 AMAQI
30th Sep 2025168 AMAQI
30th Sep 2025139 AMAQI
30th Sep 20251110 AMAQI
30th Sep 20251111 AMAQI
30th Sep 20251112 PMAQI
30th Sep 2025101 PMAQI
30th Sep 2025102 PMAQI
30th Sep 2025143 PMAQI
30th Sep 2025214 PMAQI
30th Sep 2025215 PMAQI
30th Sep 2025146 PMAQI
30th Sep 2025217 PMAQI
30th Sep 2025208 PMAQI
30th Sep 2025209 PMAQI
30th Sep 20252910 PMAQI
30th Sep 20253911 PMAQI
1st Oct 20253212 AMAQI
1st Oct 2025321 AMAQI
1st Oct 2025362 AMAQI
1st Oct 2025343 AMAQI
1st Oct 2025334 AMAQI
1st Oct 2025395 AMAQI
1st Oct 2025316 AMAQI

20°C18/25°C

1st Oct 2025317 AMAQI
1st Oct 2025328 AMAQI
1st Oct 2025349 AMAQI
1st Oct 20253710 AMAQI
1st Oct 20253911 AMAQI
1st Oct 20254012 PMAQI
1st Oct 2025401 PMAQI
1st Oct 2025442 PMAQI
1st Oct 2025433 PMAQI
1st Oct 2025464 PMAQI
1st Oct 2025455 PMAQI
1st Oct 2025506 PMAQI
1st Oct 2025507 PMAQI
1st Oct 2025488 PMAQI
1st Oct 2025489 PMAQI
1st Oct 20255010 PMAQI
1st Oct 20255311 PMAQI
2nd Oct 20255412 AMAQI
2nd Oct 2025531 AMAQI
2nd Oct 2025502 AMAQI
2nd Oct 2025473 AMAQI
2nd Oct 2025494 AMAQI
2nd Oct 2025515 AMAQI
2nd Oct 2025516 AMAQI

22°C17/30°C

2nd Oct 2025507 AMAQI
2nd Oct 2025518 AMAQI
2nd Oct 2025509 AMAQI
2nd Oct 20254510 AMAQI
2nd Oct 20254711 AMAQI
2nd Oct 20254212 PMAQI
2nd Oct 2025391 PMAQI
2nd Oct 2025342 PMAQI
2nd Oct 2025383 PMAQI
2nd Oct 2025354 PMAQI
2nd Oct 2025375 PMAQI
2nd Oct 2025346 PMAQI
2nd Oct 2025347 PMAQI
2nd Oct 2025328 PMAQI
2nd Oct 2025269 PMAQI
2nd Oct 20253310 PMAQI
2nd Oct 20253811 PMAQI
3rd Oct 20253512 AMAQI
3rd Oct 2025371 AMAQI
3rd Oct 2025382 AMAQI
3rd Oct 2025373 AMAQI
3rd Oct 2025354 AMAQI
3rd Oct 2025355 AMAQI
3rd Oct 2025386 AMAQI

19°C13/26°C

3rd Oct 2025367 AMAQI
3rd Oct 2025468 AMAQI
3rd Oct 2025409 AMAQI
3rd Oct 20254010 AMAQI
3rd Oct 20253411 AMAQI
3rd Oct 20253612 PMAQI
3rd Oct 2025391 PMAQI
3rd Oct 2025322 PMAQI
3rd Oct 2025383 PMAQI
3rd Oct 2025394 PMAQI
3rd Oct 2025265 PMAQI
3rd Oct 2025326 PMAQI
3rd Oct 2025397 PMAQI
3rd Oct 2025258 PMAQI
3rd Oct 2025299 PMAQI
3rd Oct 20253410 PMAQI
3rd Oct 20254211 PMAQI
4th Oct 20255112 AMAQI
4th Oct 2025591 AMAQI
4th Oct 2025612 AMAQI
4th Oct 2025553 AMAQI
4th Oct 2025544 AMAQI
4th Oct 2025545 AMAQI
4th Oct 2025476 AMAQI

18°C12/27°C

4th Oct 2025437 AMAQI
4th Oct 2025408 AMAQI
4th Oct 2025429 AMAQI
4th Oct 20254010 AMAQI
4th Oct 20254111 AMAQI
4th Oct 20254212 PMAQI
4th Oct 2025401 PMAQI
4th Oct 2025402 PMAQI
4th Oct 2025383 PMAQI
4th Oct 2025404 PMAQI
4th Oct 2025375 PMAQI
4th Oct 2025386 PMAQI
4th Oct 2025387 PMAQI
4th Oct 2025478 PMAQI
4th Oct 2025409 PMAQI
4th Oct 20254010 PMAQI
4th Oct 20254511 PMAQI
5th Oct 20255112 AMAQI
5th Oct 2025521 AMAQI
5th Oct 2025492 AMAQI
5th Oct 2025443 AMAQI
5th Oct 2025404 AMAQI
5th Oct 2025375 AMAQI
5th Oct 2025406 AMAQI

18°C11/26°C

5th Oct 2025427 AMAQI
5th Oct 2025428 AMAQI
5th Oct 2025449 AMAQI
5th Oct 20254110 AMAQI
5th Oct 20254211 AMAQI
5th Oct 20254112 PMAQI
5th Oct 2025421 PMAQI
5th Oct 2025522 PMAQI
5th Oct 2025383 PMAQI
5th Oct 2025164 PMAQI
5th Oct 2025165 PMAQI
5th Oct 2025196 PMAQI
5th Oct 2025177 PMAQI
5th Oct 2025158 PMAQI
5th Oct 2025139 PMAQI
5th Oct 20253010 PMAQI
5th Oct 20251711 PMAQI
6th Oct 20251512 AMAQI
6th Oct 2025211 AMAQI
6th Oct 2025232 AMAQI
6th Oct 2025133 AMAQI
6th Oct 2025114 AMAQI
6th Oct 2025125 AMAQI
6th Oct 2025126 AMAQI

20°C15/25°C

6th Oct 2025207 AMAQI
6th Oct 2025188 AMAQI
6th Oct 2025139 AMAQI
6th Oct 20251310 AMAQI
6th Oct 20251411 AMAQI
6th Oct 20251512 PMAQI
6th Oct 2025171 PMAQI

22°C16/30°C

7th Oct 2025187 AMAQI
7th Oct 2025108 AMAQI
7th Oct 2025129 AMAQI
7th Oct 20252610 AMAQI
7th Oct 20251711 AMAQI
7th Oct 20251512 PMAQI
7th Oct 2025161 PMAQI
7th Oct 2025182 PMAQI
7th Oct 2025433 PMAQI
7th Oct 2025474 PMAQI
7th Oct 2025275 PMAQI
7th Oct 2025196 PMAQI
7th Oct 2025187 PMAQI
7th Oct 2025478 PMAQI
7th Oct 2025339 PMAQI
7th Oct 20253910 PMAQI
7th Oct 20253911 PMAQI
8th Oct 20254812 AMAQI
8th Oct 2025481 AMAQI
8th Oct 2025452 AMAQI
8th Oct 2025453 AMAQI
8th Oct 2025344 AMAQI
8th Oct 2025335 AMAQI
8th Oct 2025306 AMAQI

22°C16/29°C

8th Oct 2025347 AMAQI
8th Oct 2025228 AMAQI
8th Oct 2025339 AMAQI
8th Oct 20253910 AMAQI
8th Oct 20254411 AMAQI
8th Oct 20254412 PMAQI
8th Oct 2025391 PMAQI
8th Oct 2025422 PMAQI
8th Oct 2025203 PMAQI
8th Oct 2025194 PMAQI
8th Oct 2025135 PMAQI
8th Oct 2025156 PMAQI
8th Oct 2025297 PMAQI
8th Oct 2025128 PMAQI
8th Oct 2025219 PMAQI
8th Oct 20254310 PMAQI
8th Oct 20254811 PMAQI
9th Oct 20254712 AMAQI
9th Oct 2025511 AMAQI
9th Oct 2025522 AMAQI
9th Oct 2025243 AMAQI
9th Oct 2025114 AMAQI
9th Oct 2025105 AMAQI
9th Oct 2025326 AMAQI

24°C19/30°C

9th Oct 2025177 AMAQI
9th Oct 2025108 AMAQI
9th Oct 2025109 AMAQI
9th Oct 20251110 AMAQI
9th Oct 20251111 AMAQI
9th Oct 20251112 PMAQI
9th Oct 2025131 PMAQI
9th Oct 2025152 PMAQI
9th Oct 2025223 PMAQI
9th Oct 2025244 PMAQI
9th Oct 2025245 PMAQI
9th Oct 2025226 PMAQI
9th Oct 2025167 PMAQI
9th Oct 2025148 PMAQI
9th Oct 2025139 PMAQI
9th Oct 20251610 PMAQI
9th Oct 20251511 PMAQI
10th Oct 20251612 AMAQI
10th Oct 2025151 AMAQI
10th Oct 2025132 AMAQI
10th Oct 2025123 AMAQI
10th Oct 2025124 AMAQI
10th Oct 2025125 AMAQI
10th Oct 2025116 AMAQI

19°C15/25°C

10th Oct 2025117 AMAQI
10th Oct 2025178 AMAQI
10th Oct 2025129 AMAQI
10th Oct 20251810 AMAQI
10th Oct 20253011 AMAQI
10th Oct 20253212 PMAQI
10th Oct 2025271 PMAQI
10th Oct 2025342 PMAQI
10th Oct 2025413 PMAQI
10th Oct 2025294 PMAQI
10th Oct 2025335 PMAQI
10th Oct 2025426 PMAQI
10th Oct 2025437 PMAQI
10th Oct 2025378 PMAQI
10th Oct 2025429 PMAQI
10th Oct 20254010 PMAQI
10th Oct 20253911 PMAQI
11th Oct 20253912 AMAQI
11th Oct 2025381 AMAQI
11th Oct 2025362 AMAQI
11th Oct 2025293 AMAQI
11th Oct 2025354 AMAQI
11th Oct 2025405 AMAQI
11th Oct 2025236 AMAQI

15°C10/20°C

11th Oct 2025237 AMAQI
11th Oct 2025308 AMAQI
11th Oct 2025209 AMAQI
11th Oct 20251710 AMAQI
11th Oct 20251611 AMAQI
11th Oct 20253012 PMAQI
11th Oct 2025281 PMAQI
11th Oct 2025252 PMAQI
11th Oct 2025233 PMAQI
11th Oct 2025154 PMAQI
11th Oct 2025265 PMAQI
11th Oct 2025146 PMAQI
11th Oct 2025227 PMAQI
11th Oct 2025148 PMAQI
11th Oct 2025349 PMAQI
11th Oct 20254010 PMAQI
11th Oct 20253911 PMAQI
12th Oct 20254312 AMAQI
12th Oct 2025381 AMAQI
12th Oct 2025432 AMAQI
12th Oct 2025363 AMAQI
12th Oct 2025404 AMAQI
12th Oct 2025495 AMAQI
12th Oct 2025316 AMAQI

17°C11/24°C

12th Oct 2025317 AMAQI
12th Oct 2025338 AMAQI
12th Oct 2025249 AMAQI
12th Oct 20253410 AMAQI
12th Oct 20252711 AMAQI
12th Oct 20252012 PMAQI
12th Oct 2025181 PMAQI
12th Oct 2025232 PMAQI
12th Oct 2025333 PMAQI
12th Oct 2025184 PMAQI
12th Oct 202565 PMAQI
12th Oct 202586 PMAQI
12th Oct 2025157 PMAQI
12th Oct 2025108 PMAQI
12th Oct 2025329 PMAQI
12th Oct 20251410 PMAQI
12th Oct 20251311 PMAQI
13th Oct 20251412 AMAQI
13th Oct 2025141 AMAQI
13th Oct 2025102 AMAQI
13th Oct 202593 AMAQI
13th Oct 202584 AMAQI
13th Oct 202585 AMAQI
13th Oct 202586 AMAQI

19°C13/26°C

13th Oct 2025117 AMAQI
13th Oct 202598 AMAQI
13th Oct 2025119 AMAQI
13th Oct 20251410 AMAQI
13th Oct 20251211 AMAQI
13th Oct 20251612 PMAQI
13th Oct 2025181 PMAQI
13th Oct 2025342 PMAQI
13th Oct 2025343 PMAQI
13th Oct 2025184 PMAQI
13th Oct 2025375 PMAQI
13th Oct 2025296 PMAQI
13th Oct 2025287 PMAQI
13th Oct 2025168 PMAQI
13th Oct 2025159 PMAQI
13th Oct 20253610 PMAQI
13th Oct 20252411 PMAQI
14th Oct 20251812 AMAQI
14th Oct 2025231 AMAQI
14th Oct 2025252 AMAQI
14th Oct 2025253 AMAQI
14th Oct 2025274 AMAQI
14th Oct 2025315 AMAQI
14th Oct 2025146 AMAQI

21°C15/27°C

14th Oct 2025107 AMAQI
14th Oct 2025108 AMAQI
14th Oct 2025159 AMAQI
14th Oct 20251710 AMAQI
14th Oct 20252111 AMAQI
14th Oct 20252312 PMAQI
14th Oct 2025331 PMAQI
14th Oct 2025372 PMAQI
14th Oct 2025393 PMAQI
14th Oct 2025294 PMAQI
14th Oct 2025135 PMAQI
14th Oct 2025136 PMAQI
14th Oct 2025217 PMAQI
14th Oct 2025188 PMAQI
14th Oct 2025209 PMAQI
14th Oct 20251910 PMAQI
14th Oct 20253411 PMAQI
15th Oct 20253312 AMAQI
15th Oct 2025131 AMAQI
15th Oct 2025102 AMAQI
15th Oct 2025303 AMAQI
15th Oct 2025374 AMAQI
15th Oct 2025405 AMAQI
15th Oct 2025346 AMAQI

21°C14/30°C

15th Oct 2025367 AMAQI
15th Oct 2025358 AMAQI
15th Oct 2025359 AMAQI
15th Oct 20253610 AMAQI
15th Oct 20254011 AMAQI
15th Oct 20253912 PMAQI
15th Oct 2025271 PMAQI
15th Oct 2025322 PMAQI
15th Oct 2025363 PMAQI
15th Oct 2025424 PMAQI
15th Oct 2025405 PMAQI
15th Oct 2025516 PMAQI
15th Oct 2025287 PMAQI
15th Oct 2025248 PMAQI
15th Oct 2025369 PMAQI
15th Oct 20254110 PMAQI
15th Oct 20254111 PMAQI
16th Oct 20253912 AMAQI
16th Oct 2025391 AMAQI
16th Oct 2025422 AMAQI
16th Oct 2025483 AMAQI
16th Oct 2025464 AMAQI
16th Oct 2025485 AMAQI
16th Oct 2025436 AMAQI

20°C13/29°C

16th Oct 2025417 AMAQI
16th Oct 2025398 AMAQI
16th Oct 2025229 AMAQI
16th Oct 20252910 AMAQI
16th Oct 20254111 AMAQI
16th Oct 20252512 PMAQI
16th Oct 2025241 PMAQI
16th Oct 2025352 PMAQI
16th Oct 2025293 PMAQI
16th Oct 2025414 PMAQI
16th Oct 2025215 PMAQI
16th Oct 2025136 PMAQI
16th Oct 2025207 PMAQI
16th Oct 2025168 PMAQI
16th Oct 2025269 PMAQI
16th Oct 20253810 PMAQI
16th Oct 20253911 PMAQI
17th Oct 20255112 AMAQI
17th Oct 2025531 AMAQI
17th Oct 2025522 AMAQI
17th Oct 2025563 AMAQI
17th Oct 2025564 AMAQI
17th Oct 2025525 AMAQI

20°C13/28°C

7 AM
1 PM
7 PM
1 AM
6 AM

--°C/°C

Day time
Avg. Highest Time
2 PM - 3 PM

37AQI

2 hours / Day
60 hours / Month
Avg. Lowest Time
9 AM

30AQI

1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 2 PM to 3 PM (Avg. 37), while the lowest AQI was between 9 AM to 9 AM (Avg. 30).
Night time
Avg. Highest Time
12 AM - 1 AM

38AQI

2 hours / Day
60 hours / Month
Avg. Lowest Time
8 PM

32AQI

1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 1 AM (Avg. 38), while the lowest AQI was between 8 PM to 8 PM (Avg. 32).

2025 Days Vs Air Quality

Simpsonville, South Carolina, United States

2025

86%

175

14%

29

Total number of days with different AQI categories in last 290 days in 2025 (75 days remaining)

Good
175 Days
Moderate
29 Days
Poor
0 Days
Unhealthy
0 Days
Severe
0 Days
Hazardous
0 Days



Under WHO’s Safe Air Quality Limits: 86%

Health Risk Level:

Low

In 2025, 86% of 290 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

Simpsonville, South Carolina, 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
2nd January 2025
3rd January 2025
4th January 2025
5th January 2025
6th January 2025
7th January 2025
8th January 2025
9th January 2025
10th January 2025
11th January 2025
12th January 2025
13th January 2025
14th January 2025
15th January 2025
16th January 2025
17th January 2025
18th January 2025
19th January 2025
20th January 2025
21st January 2025
22nd January 2025
23rd January 2025
24th January 2025
25th January 2025
26th January 2025
27th January 2025
28th January 2025
29th January 2025
30th January 2025
31st January 2025
1st February 2025
2nd February 2025
3rd February 2025
4th February 2025
5th February 2025
6th February 2025
7th February 2025
8th February 2025
9th February 2025
10th February 2025
11th February 2025
12th February 2025
13th February 2025
14th February 2025
15th February 2025
16th February 2025
17th February 2025
18th February 2025
19th February 2025
20th February 2025
21st February 2025
22nd February 2025
23rd February 2025
24th February 2025
25th February 2025
26th February 2025
27th February 2025
28th February 2025
1st March 2025
2nd March 2025
3rd March 2025
4th March 2025
5th March 2025
6th March 2025
7th March 2025
8th March 2025
9th March 2025
10th March 2025
11th March 2025
12th March 2025
13th March 2025
14th March 2025
15th March 2025
16th March 2025
17th March 2025
18th March 2025
19th March 2025
20th March 2025
21st March 2025
22nd March 2025
23rd March 2025
24th March 2025
25th March 2025
26th March 2025
27th March 2025
42AQI
28th March 2025
57AQI
29th March 2025
48AQI
30th March 2025
38AQI
31st March 2025
26AQI
1st April 2025
18AQI
2nd April 2025
38AQI
3rd April 2025
40AQI
4th April 2025
44AQI
5th April 2025
42AQI
6th April 2025
28AQI
7th April 2025
21AQI
8th April 2025
22AQI
9th April 2025
25AQI
10th April 2025
48AQI
11th April 2025
27AQI
12th April 2025
27AQI
13th April 2025
33AQI
14th April 2025
44AQI
15th April 2025
38AQI
16th April 2025
24AQI
17th April 2025
42AQI
18th April 2025
57AQI
19th April 2025
54AQI
20th April 2025
52AQI
21st April 2025
44AQI
22nd April 2025
43AQI
23rd April 2025
35AQI
24th April 2025
40AQI
25th April 2025
45AQI
26th April 2025
33AQI
27th April 2025
30AQI
28th April 2025
37AQI
29th April 2025
41AQI
30th April 2025
49AQI
1st May 2025
49AQI
2nd May 2025
39AQI
3rd May 2025
30AQI
4th May 2025
19AQI
5th May 2025
27AQI
6th May 2025
29AQI
7th May 2025
36AQI
8th May 2025
44AQI
9th May 2025
29AQI
10th May 2025
28AQI
11th May 2025
33AQI
12th May 2025
22AQI
13th May 2025
20AQI
14th May 2025
28AQI
15th May 2025
45AQI
16th May 2025
50AQI
17th May 2025
34AQI
18th May 2025
32AQI
19th May 2025
38AQI
20th May 2025
44AQI
21st May 2025
31AQI
22nd May 2025
20AQI
23rd May 2025
19AQI
24th May 2025
26AQI
25th May 2025
40AQI
26th May 2025
40AQI
27th May 2025
17AQI
28th May 2025
18AQI
29th May 2025
31AQI
30th May 2025
24AQI
31st May 2025
36AQI
1st June 2025
52AQI
2nd June 2025
53AQI
3rd June 2025
58AQI
4th June 2025
62AQI
5th June 2025
50AQI
6th June 2025
50AQI
7th June 2025
37AQI
8th June 2025
35AQI
9th June 2025
35AQI
10th June 2025
30AQI
11th June 2025
46AQI
12th June 2025
54AQI
13th June 2025
29AQI
14th June 2025
26AQI
15th June 2025
28AQI
16th June 2025
34AQI
17th June 2025
31AQI
18th June 2025
25AQI
19th June 2025
29AQI
20th June 2025
30AQI
21st June 2025
44AQI
22nd June 2025
47AQI
23rd June 2025
55AQI
24th June 2025
58AQI
25th June 2025
61AQI
26th June 2025
50AQI
27th June 2025
51AQI
28th June 2025
40AQI
29th June 2025
39AQI
30th June 2025
41AQI
1st July 2025
39AQI
2nd July 2025
29AQI
3rd July 2025
37AQI
4th July 2025
54AQI
5th July 2025
67AQI
6th July 2025
56AQI
7th July 2025
51AQI
8th July 2025
56AQI
9th July 2025
53AQI
10th July 2025
36AQI
11th July 2025
33AQI
12th July 2025
34AQI
13th July 2025
38AQI
14th July 2025
33AQI
15th July 2025
39AQI
16th July 2025
33AQI
17th July 2025
35AQI
18th July 2025
32AQI
19th July 2025
26AQI
20th July 2025
38AQI
21st July 2025
42AQI
22nd July 2025
40AQI
23rd July 2025
41AQI
24th July 2025
52AQI
25th July 2025
38AQI
26th July 2025
33AQI
27th July 2025
33AQI
28th July 2025
27AQI
29th July 2025
27AQI
30th July 2025
35AQI
31st July 2025
31AQI
1st August 2025
37AQI
2nd August 2025
27AQI
3rd August 2025
34AQI
4th August 2025
37AQI
5th August 2025
30AQI
6th August 2025
29AQI
7th August 2025
31AQI
8th August 2025
51AQI
9th August 2025
60AQI
10th August 2025
52AQI
11th August 2025
23AQI
12th August 2025
22AQI
13th August 2025
26AQI
14th August 2025
26AQI
15th August 2025
38AQI
16th August 2025
44AQI
17th August 2025
47AQI
18th August 2025
51AQI
19th August 2025
49AQI
20th August 2025
46AQI
21st August 2025
41AQI
22nd August 2025
33AQI
23rd August 2025
32AQI
24th August 2025
36AQI
25th August 2025
31AQI
26th August 2025
26AQI
27th August 2025
28AQI
28th August 2025
41AQI
29th August 2025
40AQI
30th August 2025
45AQI
31st August 2025
44AQI
1st September 2025
36AQI
2nd September 2025
32AQI
3rd September 2025
42AQI
4th September 2025
47AQI
5th September 2025
49AQI
6th September 2025
54AQI
7th September 2025
38AQI
8th September 2025
28AQI
9th September 2025
30AQI
10th September 2025
33AQI
11th September 2025
41AQI
12th September 2025
43AQI
13th September 2025
45AQI
14th September 2025
50AQI
15th September 2025
51AQI
16th September 2025
50AQI
17th September 2025
45AQI
18th September 2025
52AQI
19th September 2025
55AQI
20th September 2025
49AQI
21st September 2025
51AQI
22nd September 2025
50AQI
23rd September 2025
48AQI
24th September 2025
50AQI
25th September 2025
23AQI
26th September 2025
21AQI
27th September 2025
16AQI
28th September 2025
24AQI
29th September 2025
24AQI
30th September 2025
18AQI
1st October 2025
41AQI
2nd October 2025
42AQI
3rd October 2025
35AQI
4th October 2025
45AQI
5th October 2025
38AQI
6th October 2025
16AQI
7th October 2025
26AQI
8th October 2025
34AQI
9th October 2025
21AQI
10th October 2025
26AQI
11th October 2025
27AQI
12th October 2025
26AQI
13th October 2025
18AQI
14th October 2025
22AQI
15th October 2025
34AQI
16th October 2025
38AQI
17th October 2025
18th October 2025
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

42AQI

37AQI

32AQI

43AQI

39AQI

37AQI

40AQI

31AQI


No. of days

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

202537AQI

4
1
27
3
31
21
9
24
7
27
4
25
5
16
175
29

Highest AQI recorded in

June

43AQI


Lowest AQI recorded in

October

31AQI


Most & Least Polluted Years Over the Last 1 Years

Most Polluted Year Recorded
2025(Avg.)
37AQI
Least Polluted Year Recorded
2025(Avg.)
37AQI


Simpsonville's annual 2025 AQI (37) shows an average percentage change of NaN% (improved AQI) compared to previous years: .