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Sand Mountain Research Extension Center, Crossville, Alabama, United States 历史空气质量分析

深入了解详细的空气质量数据,包括历史数据、月度模式和年度趋势,尽在掌握!

良好
050
适中
100
150
不健康
200
严重
300
危险
301+

十月空气质量分析

Sand Mountain Research Extension Center, Crossville, Alabama, United States

2025
AQI
.
天数

AQI趋势:最高与最低

最高AQI记录于
18th Oct 2025
60AQI
最低AQI记录于
6th Oct 2025
13AQI


同日分析(22nd October ):
在过去1年的这一天,AQI差异显著:2025年排名为1st 最高,AQI为29,属于良好空气质量。

下载2024年度数据

全球空气质量报告

Globe

日夜AQI趋势:22nd Oct - 23rd Oct 2025

Sand Mountain Research Extension Center, Crossville, Alabama, United States

AQI
夜晚
.

6 AM22nd Oct 2025

6 PM

5 AM23rd Oct 2025

白天时间
平均最高时间
12PM22nd Oct

35AQI

平均最低时间
6PM22nd Oct

17AQI

夜晚时间
平均最高时间
10PM22nd Oct

50AQI

平均最低时间
8PM22nd Oct

16AQI

在过去的24小时内,

Sand Mountain Research Extension Center的AQI最高点为50,出现在夜晚的10 PM;最低点为16,出现在夜晚的8 PM。

日夜AQI趋势:Sep - Oct 2025

Sand Mountain Research Extension Center, Crossville, Alabama, United States

SepOct
23rd - 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 - 20th20th - 21st21st - 22nd22nd - 23rd23rd
夜晚
23rd Sep 2025486 AMAQI
23rd Sep 2025537 AMAQI
23rd Sep 2025548 AMAQI
23rd Sep 2025549 AMAQI
23rd Sep 20255310 AMAQI
23rd Sep 20255311 AMAQI
23rd Sep 20255212 PMAQI
23rd Sep 2025531 PMAQI
23rd Sep 2025542 PMAQI
23rd Sep 2025543 PMAQI
23rd Sep 2025524 PMAQI
23rd Sep 2025525 PMAQI
23rd Sep 2025526 PMAQI
23rd Sep 2025527 PMAQI
23rd Sep 2025518 PMAQI
23rd Sep 2025529 PMAQI
23rd Sep 20255210 PMAQI
23rd Sep 20255211 PMAQI
24th Sep 20255212 AMAQI
24th Sep 2025531 AMAQI
24th Sep 2025532 AMAQI
24th Sep 2025533 AMAQI
24th Sep 2025524 AMAQI
24th Sep 2025525 AMAQI

24°C19/31°C

24th Sep 2025536 AMAQI
24th Sep 2025527 AMAQI
24th Sep 2025518 AMAQI
24th Sep 2025529 AMAQI
24th Sep 20255210 AMAQI
24th Sep 20255211 AMAQI
24th Sep 20255212 PMAQI
24th Sep 2025511 PMAQI
24th Sep 2025502 PMAQI
24th Sep 2025523 PMAQI
24th Sep 2025524 PMAQI
24th Sep 2025525 PMAQI
24th Sep 2025526 PMAQI
24th Sep 2025527 PMAQI
24th Sep 2025488 PMAQI
24th Sep 2025309 PMAQI
24th Sep 20253310 PMAQI
24th Sep 20253111 PMAQI
25th Sep 20252612 AMAQI
25th Sep 2025181 AMAQI
25th Sep 2025222 AMAQI
25th Sep 2025213 AMAQI
25th Sep 2025204 AMAQI
25th Sep 2025185 AMAQI

23°C20/30°C

25th Sep 2025206 AMAQI
25th Sep 2025227 AMAQI
25th Sep 2025188 AMAQI
25th Sep 2025179 AMAQI
25th Sep 20251710 AMAQI
25th Sep 20251611 AMAQI
25th Sep 20251612 PMAQI
25th Sep 2025191 PMAQI
25th Sep 2025222 PMAQI
25th Sep 2025223 PMAQI
25th Sep 2025244 PMAQI
25th Sep 2025255 PMAQI
25th Sep 2025266 PMAQI
25th Sep 2025267 PMAQI
25th Sep 2025218 PMAQI
25th Sep 2025209 PMAQI
25th Sep 20252210 PMAQI
25th Sep 20252211 PMAQI
26th Sep 20251812 AMAQI
26th Sep 2025171 AMAQI
26th Sep 2025172 AMAQI
26th Sep 2025173 AMAQI
26th Sep 2025174 AMAQI
26th Sep 2025175 AMAQI

23°C21/27°C

26th Sep 2025176 AMAQI
26th Sep 2025187 AMAQI
26th Sep 2025228 AMAQI
26th Sep 2025189 AMAQI
26th Sep 20251610 AMAQI
26th Sep 20251511 AMAQI
26th Sep 20251312 PMAQI
26th Sep 2025151 PMAQI
26th Sep 2025182 PMAQI
26th Sep 2025213 PMAQI
26th Sep 2025254 PMAQI
26th Sep 2025255 PMAQI
26th Sep 2025236 PMAQI
26th Sep 2025217 PMAQI
26th Sep 2025178 PMAQI
26th Sep 2025149 PMAQI
26th Sep 20251510 PMAQI
26th Sep 20252011 PMAQI
27th Sep 20252412 AMAQI
27th Sep 2025271 AMAQI
27th Sep 2025262 AMAQI
27th Sep 2025273 AMAQI
27th Sep 2025314 AMAQI
27th Sep 2025305 AMAQI

22°C19/26°C

27th Sep 2025276 AMAQI
27th Sep 2025227 AMAQI
27th Sep 2025268 AMAQI
27th Sep 2025279 AMAQI
27th Sep 20252710 AMAQI
27th Sep 20252711 AMAQI
27th Sep 20252212 PMAQI
27th Sep 2025181 PMAQI
27th Sep 2025172 PMAQI
27th Sep 2025153 PMAQI
27th Sep 2025114 PMAQI
27th Sep 2025135 PMAQI
27th Sep 2025166 PMAQI
27th Sep 2025177 PMAQI
27th Sep 2025178 PMAQI
27th Sep 2025189 PMAQI
27th Sep 20251710 PMAQI
27th Sep 20252411 PMAQI
28th Sep 20253112 AMAQI
28th Sep 2025361 AMAQI
28th Sep 2025392 AMAQI
28th Sep 2025373 AMAQI
28th Sep 2025334 AMAQI
28th Sep 2025295 AMAQI

22°C17/30°C

28th Sep 2025266 AMAQI
28th Sep 2025267 AMAQI
28th Sep 2025208 AMAQI
28th Sep 2025229 AMAQI
28th Sep 20253110 AMAQI
28th Sep 20253311 AMAQI
28th Sep 20252912 PMAQI
28th Sep 2025261 PMAQI
28th Sep 2025232 PMAQI
28th Sep 2025163 PMAQI
28th Sep 2025154 PMAQI
28th Sep 2025165 PMAQI
28th Sep 2025236 PMAQI
28th Sep 2025277 PMAQI
28th Sep 2025298 PMAQI
28th Sep 2025299 PMAQI
28th Sep 20252610 PMAQI
28th Sep 20253211 PMAQI
29th Sep 20252512 AMAQI
29th Sep 2025271 AMAQI
29th Sep 2025312 AMAQI
29th Sep 2025343 AMAQI
29th Sep 2025344 AMAQI
29th Sep 2025355 AMAQI

23°C17/30°C

29th Sep 2025366 AMAQI
29th Sep 2025387 AMAQI
29th Sep 2025368 AMAQI
29th Sep 2025349 AMAQI
29th Sep 20254210 AMAQI
29th Sep 20253411 AMAQI
29th Sep 20252512 PMAQI
29th Sep 2025301 PMAQI
29th Sep 2025262 PMAQI
29th Sep 2025243 PMAQI
29th Sep 2025254 PMAQI
29th Sep 2025235 PMAQI
29th Sep 2025206 PMAQI
29th Sep 2025317 PMAQI
29th Sep 2025428 PMAQI
29th Sep 2025279 PMAQI
29th Sep 20252210 PMAQI
29th Sep 20252811 PMAQI
30th Sep 20252812 AMAQI
30th Sep 2025321 AMAQI
30th Sep 2025252 AMAQI
30th Sep 2025283 AMAQI
30th Sep 2025364 AMAQI
30th Sep 2025315 AMAQI

24°C18/29°C

30th Sep 2025306 AMAQI
30th Sep 2025317 AMAQI
30th Sep 2025388 AMAQI
30th Sep 2025429 AMAQI
30th Sep 20254710 AMAQI
30th Sep 20253211 AMAQI
30th Sep 20253212 PMAQI
30th Sep 2025251 PMAQI
30th Sep 2025302 PMAQI
30th Sep 2025353 PMAQI
30th Sep 2025214 PMAQI
30th Sep 2025165 PMAQI
30th Sep 2025176 PMAQI
30th Sep 2025157 PMAQI
30th Sep 2025148 PMAQI
30th Sep 2025189 PMAQI
30th Sep 20252310 PMAQI
30th Sep 20252511 PMAQI
1st Oct 20252212 AMAQI
1st Oct 2025211 AMAQI
1st Oct 2025222 AMAQI
1st Oct 2025273 AMAQI
1st Oct 2025244 AMAQI
1st Oct 2025275 AMAQI

23°C17/28°C

1st Oct 2025226 AMAQI
1st Oct 2025197 AMAQI
1st Oct 2025238 AMAQI
1st Oct 2025329 AMAQI
1st Oct 20252910 AMAQI
1st Oct 20254011 AMAQI
1st Oct 20254212 PMAQI
1st Oct 2025141 PMAQI
1st Oct 2025142 PMAQI
1st Oct 2025143 PMAQI
1st Oct 2025134 PMAQI
1st Oct 2025145 PMAQI
1st Oct 2025146 PMAQI
1st Oct 2025147 PMAQI
1st Oct 2025348 PMAQI
1st Oct 2025209 PMAQI
1st Oct 20252010 PMAQI
1st Oct 20252411 PMAQI
2nd Oct 20253912 AMAQI
2nd Oct 2025501 AMAQI
2nd Oct 2025502 AMAQI
2nd Oct 2025383 AMAQI
2nd Oct 2025384 AMAQI
2nd Oct 2025415 AMAQI

23°C18/30°C

2nd Oct 2025476 AMAQI
2nd Oct 2025437 AMAQI
2nd Oct 2025488 AMAQI
2nd Oct 2025529 AMAQI
2nd Oct 20255010 AMAQI
2nd Oct 20255211 AMAQI
2nd Oct 20255312 PMAQI
2nd Oct 2025531 PMAQI
2nd Oct 2025472 PMAQI
2nd Oct 2025473 PMAQI
2nd Oct 2025524 PMAQI
2nd Oct 2025505 PMAQI
2nd Oct 2025536 PMAQI
2nd Oct 2025547 PMAQI
2nd Oct 2025468 PMAQI
2nd Oct 2025489 PMAQI
2nd Oct 20255210 PMAQI
2nd Oct 20255411 PMAQI
3rd Oct 20255412 AMAQI
3rd Oct 2025521 AMAQI
3rd Oct 2025512 AMAQI
3rd Oct 2025493 AMAQI
3rd Oct 2025444 AMAQI
3rd Oct 2025395 AMAQI

21°C16/27°C

3rd Oct 2025336 AMAQI
3rd Oct 2025437 AMAQI
3rd Oct 2025338 AMAQI
3rd Oct 2025379 AMAQI
3rd Oct 20255410 AMAQI
3rd Oct 20254811 AMAQI
3rd Oct 20254312 PMAQI
3rd Oct 2025541 PMAQI
3rd Oct 2025582 PMAQI
3rd Oct 2025593 PMAQI
3rd Oct 2025444 PMAQI
3rd Oct 2025395 PMAQI
3rd Oct 2025446 PMAQI
3rd Oct 2025397 PMAQI
3rd Oct 2025418 PMAQI
3rd Oct 2025459 PMAQI
3rd Oct 20254210 PMAQI
3rd Oct 20254411 PMAQI
4th Oct 20255412 AMAQI
4th Oct 2025531 AMAQI
4th Oct 2025412 AMAQI
4th Oct 2025403 AMAQI
4th Oct 2025414 AMAQI
4th Oct 2025425 AMAQI

20°C14/27°C

4th Oct 2025396 AMAQI
4th Oct 2025427 AMAQI
4th Oct 2025278 AMAQI
4th Oct 2025189 AMAQI
4th Oct 20252210 AMAQI
4th Oct 20252111 AMAQI
4th Oct 20255312 PMAQI
4th Oct 2025601 PMAQI
4th Oct 2025602 PMAQI
4th Oct 2025603 PMAQI
4th Oct 2025304 PMAQI
4th Oct 2025335 PMAQI
4th Oct 2025436 PMAQI
4th Oct 2025237 PMAQI
4th Oct 2025418 PMAQI
4th Oct 2025259 PMAQI
4th Oct 20254410 PMAQI
4th Oct 20255411 PMAQI
5th Oct 20254312 AMAQI
5th Oct 2025491 AMAQI
5th Oct 2025482 AMAQI
5th Oct 2025513 AMAQI
5th Oct 2025474 AMAQI
5th Oct 2025425 AMAQI

20°C13/26°C

5th Oct 2025226 AMAQI
5th Oct 2025217 AMAQI
5th Oct 2025238 AMAQI
5th Oct 2025189 AMAQI
5th Oct 20253210 AMAQI
5th Oct 20254311 AMAQI
5th Oct 20254212 PMAQI
5th Oct 2025241 PMAQI
5th Oct 2025162 PMAQI
5th Oct 2025163 PMAQI
5th Oct 2025144 PMAQI
5th Oct 2025205 PMAQI
5th Oct 2025156 PMAQI
5th Oct 2025127 PMAQI
5th Oct 2025118 PMAQI
5th Oct 2025119 PMAQI
5th Oct 20251410 PMAQI
5th Oct 20251511 PMAQI
6th Oct 20251312 AMAQI
6th Oct 2025101 AMAQI
6th Oct 2025102 AMAQI
6th Oct 2025123 AMAQI
6th Oct 2025134 AMAQI
6th Oct 2025135 AMAQI

20°C17/26°C

6th Oct 2025316 AMAQI
6th Oct 2025217 AMAQI
6th Oct 2025188 AMAQI
6th Oct 2025179 AMAQI
6th Oct 20253410 AMAQI
6th Oct 20252311 AMAQI
6th Oct 20251312 PMAQI

22°C19/27°C

7th Oct 2025176 AMAQI
7th Oct 2025347 AMAQI
7th Oct 2025478 AMAQI
7th Oct 2025339 AMAQI
7th Oct 20253610 AMAQI
7th Oct 20254411 AMAQI
7th Oct 20253312 PMAQI
7th Oct 2025361 PMAQI
7th Oct 2025402 PMAQI
7th Oct 2025423 PMAQI
7th Oct 2025424 PMAQI
7th Oct 2025375 PMAQI
7th Oct 2025386 PMAQI
7th Oct 2025277 PMAQI
7th Oct 2025398 PMAQI
7th Oct 2025449 PMAQI
7th Oct 20255210 PMAQI
7th Oct 20252811 PMAQI
8th Oct 20254312 AMAQI
8th Oct 2025441 AMAQI
8th Oct 2025272 AMAQI
8th Oct 2025143 AMAQI
8th Oct 2025164 AMAQI
8th Oct 2025185 AMAQI

23°C20/28°C

8th Oct 2025186 AMAQI
8th Oct 2025167 AMAQI
8th Oct 2025178 AMAQI
8th Oct 2025319 AMAQI
8th Oct 20252210 AMAQI
8th Oct 20254411 AMAQI
8th Oct 20254212 PMAQI
8th Oct 2025221 PMAQI
8th Oct 2025342 PMAQI
8th Oct 2025383 PMAQI
8th Oct 2025444 PMAQI
8th Oct 2025405 PMAQI
8th Oct 2025416 PMAQI
8th Oct 2025497 PMAQI
8th Oct 2025248 PMAQI
8th Oct 2025439 PMAQI
8th Oct 20252610 PMAQI
8th Oct 20251311 PMAQI
9th Oct 20251112 AMAQI
9th Oct 2025111 AMAQI
9th Oct 2025112 AMAQI
9th Oct 2025303 AMAQI
9th Oct 2025394 AMAQI
9th Oct 2025175 AMAQI

22°C19/27°C

9th Oct 2025126 AMAQI
9th Oct 2025127 AMAQI
9th Oct 2025148 AMAQI
9th Oct 2025169 AMAQI
9th Oct 20251710 AMAQI
9th Oct 20251611 AMAQI
9th Oct 20251612 PMAQI
9th Oct 2025451 PMAQI
9th Oct 2025252 PMAQI
9th Oct 2025173 PMAQI
9th Oct 2025224 PMAQI
9th Oct 2025505 PMAQI
9th Oct 2025476 PMAQI
9th Oct 2025227 PMAQI
9th Oct 2025178 PMAQI
9th Oct 2025439 PMAQI
9th Oct 20254810 PMAQI
9th Oct 20254411 PMAQI
10th Oct 20253012 AMAQI
10th Oct 2025351 AMAQI
10th Oct 2025202 AMAQI
10th Oct 2025393 AMAQI
10th Oct 2025434 AMAQI
10th Oct 2025385 AMAQI

19°C14/24°C

10th Oct 2025386 AMAQI
10th Oct 2025257 AMAQI
10th Oct 2025138 AMAQI
10th Oct 2025159 AMAQI
10th Oct 20251610 AMAQI
10th Oct 20251511 AMAQI
10th Oct 20251812 PMAQI
10th Oct 2025141 PMAQI
10th Oct 2025482 PMAQI
10th Oct 2025593 PMAQI
10th Oct 2025284 PMAQI
10th Oct 2025165 PMAQI
10th Oct 2025166 PMAQI
10th Oct 2025187 PMAQI
10th Oct 2025198 PMAQI
10th Oct 2025389 PMAQI
10th Oct 20253010 PMAQI
10th Oct 20254711 PMAQI
11th Oct 20254912 AMAQI
11th Oct 2025471 AMAQI
11th Oct 2025512 AMAQI
11th Oct 2025453 AMAQI
11th Oct 2025454 AMAQI
11th Oct 2025495 AMAQI

18°C13/25°C

11th Oct 2025546 AMAQI
11th Oct 2025537 AMAQI
11th Oct 2025538 AMAQI
11th Oct 2025449 AMAQI
11th Oct 20254910 AMAQI
11th Oct 20254911 AMAQI
11th Oct 20254012 PMAQI
11th Oct 2025491 PMAQI
11th Oct 2025582 PMAQI
11th Oct 2025513 PMAQI
11th Oct 2025224 PMAQI
11th Oct 2025145 PMAQI
11th Oct 2025166 PMAQI
11th Oct 2025157 PMAQI
11th Oct 2025158 PMAQI
11th Oct 2025439 PMAQI
11th Oct 20254110 PMAQI
11th Oct 20254511 PMAQI
12th Oct 20255212 AMAQI
12th Oct 2025521 AMAQI
12th Oct 2025572 AMAQI
12th Oct 2025583 AMAQI
12th Oct 2025574 AMAQI
12th Oct 2025585 AMAQI

18°C11/25°C

12th Oct 2025546 AMAQI
12th Oct 2025487 AMAQI
12th Oct 2025488 AMAQI
12th Oct 2025519 AMAQI
12th Oct 20255510 AMAQI
12th Oct 20255711 AMAQI
12th Oct 20255612 PMAQI
12th Oct 2025601 PMAQI
12th Oct 2025592 PMAQI
12th Oct 2025563 PMAQI
12th Oct 2025204 PMAQI
12th Oct 2025125 PMAQI
12th Oct 2025166 PMAQI
12th Oct 2025157 PMAQI
12th Oct 2025378 PMAQI
12th Oct 2025209 PMAQI
12th Oct 20251810 PMAQI
12th Oct 20253811 PMAQI
13th Oct 20254412 AMAQI
13th Oct 2025491 AMAQI
13th Oct 2025502 AMAQI
13th Oct 2025543 AMAQI
13th Oct 2025474 AMAQI
13th Oct 2025455 AMAQI

18°C11/26°C

13th Oct 2025486 AMAQI
13th Oct 2025467 AMAQI
13th Oct 2025508 AMAQI
13th Oct 2025579 AMAQI
13th Oct 20257210 AMAQI
13th Oct 20257011 AMAQI
13th Oct 20256212 PMAQI
13th Oct 2025561 PMAQI
13th Oct 2025562 PMAQI
13th Oct 2025573 PMAQI
13th Oct 2025444 PMAQI
13th Oct 2025435 PMAQI
13th Oct 2025416 PMAQI
13th Oct 2025387 PMAQI
13th Oct 2025408 PMAQI
13th Oct 2025409 PMAQI
13th Oct 20253810 PMAQI
13th Oct 20254411 PMAQI
14th Oct 20255512 AMAQI
14th Oct 2025521 AMAQI
14th Oct 2025472 AMAQI
14th Oct 2025423 AMAQI
14th Oct 2025414 AMAQI
14th Oct 2025385 AMAQI

19°C11/27°C

14th Oct 2025436 AMAQI
14th Oct 2025427 AMAQI
14th Oct 2025438 AMAQI
14th Oct 2025439 AMAQI
14th Oct 20254610 AMAQI
14th Oct 20255411 AMAQI
14th Oct 20255212 PMAQI
14th Oct 2025451 PMAQI
14th Oct 2025332 PMAQI
14th Oct 2025563 PMAQI
14th Oct 2025234 PMAQI
14th Oct 2025185 PMAQI
14th Oct 2025266 PMAQI
14th Oct 2025197 PMAQI
14th Oct 2025248 PMAQI
14th Oct 2025179 PMAQI
14th Oct 20251910 PMAQI
14th Oct 20252411 PMAQI
15th Oct 20251512 AMAQI
15th Oct 2025321 AMAQI
15th Oct 2025292 AMAQI
15th Oct 2025193 AMAQI
15th Oct 2025284 AMAQI
15th Oct 2025205 AMAQI

20°C13/28°C

15th Oct 2025156 AMAQI
15th Oct 2025147 AMAQI
15th Oct 2025238 AMAQI
15th Oct 2025219 AMAQI
15th Oct 20252110 AMAQI
15th Oct 20252311 AMAQI
15th Oct 20254512 PMAQI
15th Oct 2025521 PMAQI
15th Oct 2025632 PMAQI
15th Oct 2025563 PMAQI
15th Oct 2025494 PMAQI
15th Oct 2025445 PMAQI
15th Oct 2025236 PMAQI
15th Oct 2025227 PMAQI
15th Oct 2025368 PMAQI
15th Oct 2025259 PMAQI
15th Oct 20254110 PMAQI
15th Oct 20256211 PMAQI
16th Oct 20257112 AMAQI
16th Oct 2025721 AMAQI
16th Oct 2025802 AMAQI
16th Oct 2025963 AMAQI
16th Oct 2025954 AMAQI
16th Oct 2025795 AMAQI

21°C14/30°C

16th Oct 2025766 AMAQI
16th Oct 2025307 AMAQI
16th Oct 2025348 AMAQI
16th Oct 2025289 AMAQI
16th Oct 20253910 AMAQI
16th Oct 20253711 AMAQI
16th Oct 20252412 PMAQI
16th Oct 2025361 PMAQI
16th Oct 2025222 PMAQI
16th Oct 2025153 PMAQI
16th Oct 2025154 PMAQI
16th Oct 2025165 PMAQI
16th Oct 2025216 PMAQI
16th Oct 2025247 PMAQI
16th Oct 2025358 PMAQI
16th Oct 2025389 PMAQI
16th Oct 20253210 PMAQI
16th Oct 20254411 PMAQI
17th Oct 20255012 AMAQI
17th Oct 2025551 AMAQI
17th Oct 2025582 AMAQI
17th Oct 2025323 AMAQI
17th Oct 2025244 AMAQI
17th Oct 2025155 AMAQI

21°C14/29°C

17th Oct 2025166 AMAQI
17th Oct 2025247 AMAQI
17th Oct 2025498 AMAQI
17th Oct 2025649 AMAQI
17th Oct 20256610 AMAQI
17th Oct 20256411 AMAQI
17th Oct 20256112 PMAQI
17th Oct 2025591 PMAQI
17th Oct 2025622 PMAQI
17th Oct 2025593 PMAQI
17th Oct 2025574 PMAQI
17th Oct 2025525 PMAQI
17th Oct 2025546 PMAQI
17th Oct 2025527 PMAQI
17th Oct 2025528 PMAQI
17th Oct 2025519 PMAQI
17th Oct 20255410 PMAQI
17th Oct 20255711 PMAQI
18th Oct 20255912 AMAQI
18th Oct 2025611 AMAQI
18th Oct 2025592 AMAQI
18th Oct 2025623 AMAQI
18th Oct 2025614 AMAQI
18th Oct 2025585 AMAQI

20°C12/29°C

18th Oct 2025586 AMAQI
18th Oct 2025597 AMAQI
18th Oct 2025618 AMAQI
18th Oct 2025629 AMAQI
18th Oct 20256210 AMAQI
18th Oct 20256511 AMAQI
18th Oct 20256512 PMAQI
18th Oct 2025661 PMAQI
18th Oct 2025702 PMAQI
18th Oct 2025583 PMAQI
18th Oct 2025574 PMAQI
18th Oct 2025545 PMAQI
18th Oct 2025566 PMAQI
18th Oct 2025577 PMAQI
18th Oct 2025588 PMAQI
18th Oct 2025539 PMAQI
18th Oct 20255810 PMAQI
18th Oct 20255811 PMAQI
19th Oct 20255912 AMAQI
19th Oct 2025601 AMAQI
19th Oct 2025632 AMAQI
19th Oct 2025583 AMAQI
19th Oct 2025584 AMAQI
19th Oct 2025465 AMAQI

21°C15/28°C

19th Oct 2025186 AMAQI
19th Oct 2025117 AMAQI
19th Oct 2025428 AMAQI
19th Oct 2025199 AMAQI
19th Oct 20253610 AMAQI
19th Oct 20253011 AMAQI
19th Oct 20253012 PMAQI
19th Oct 2025371 PMAQI
19th Oct 2025192 PMAQI
19th Oct 2025173 PMAQI
19th Oct 2025114 PMAQI
19th Oct 2025175 PMAQI
19th Oct 2025246 PMAQI
19th Oct 2025217 PMAQI
19th Oct 2025208 PMAQI
19th Oct 2025229 PMAQI
19th Oct 20251710 PMAQI
19th Oct 20251411 PMAQI
20th Oct 20251412 AMAQI
20th Oct 2025141 AMAQI
20th Oct 2025192 AMAQI
20th Oct 2025183 AMAQI
20th Oct 2025154 AMAQI
20th Oct 2025175 AMAQI

18°C11/21°C

20th Oct 2025236 AMAQI
20th Oct 2025207 AMAQI
20th Oct 2025238 AMAQI
20th Oct 2025379 AMAQI
20th Oct 20254510 AMAQI
20th Oct 20254311 AMAQI
20th Oct 20254112 PMAQI
20th Oct 2025461 PMAQI
20th Oct 2025182 PMAQI
20th Oct 2025153 PMAQI
20th Oct 2025124 PMAQI
20th Oct 2025275 PMAQI
20th Oct 2025176 PMAQI
20th Oct 2025207 PMAQI
20th Oct 2025208 PMAQI
20th Oct 2025289 PMAQI
20th Oct 20255810 PMAQI
20th Oct 20255411 PMAQI
21st Oct 20252012 AMAQI
21st Oct 2025231 AMAQI
21st Oct 2025472 AMAQI
21st Oct 2025553 AMAQI
21st Oct 2025574 AMAQI
21st Oct 2025655 AMAQI

14°C7/23°C

21st Oct 2025686 AMAQI
21st Oct 2025707 AMAQI
21st Oct 2025728 AMAQI
21st Oct 2025719 AMAQI
21st Oct 20256910 AMAQI
21st Oct 20255011 AMAQI
21st Oct 20255412 PMAQI
21st Oct 2025551 PMAQI
21st Oct 2025542 PMAQI
21st Oct 2025523 PMAQI
21st Oct 2025594 PMAQI
21st Oct 2025605 PMAQI
21st Oct 2025576 PMAQI
21st Oct 2025527 PMAQI
21st Oct 2025528 PMAQI
21st Oct 2025419 PMAQI
21st Oct 20254410 PMAQI
21st Oct 20254411 PMAQI
22nd Oct 20253512 AMAQI
22nd Oct 2025331 AMAQI
22nd Oct 2025382 AMAQI
22nd Oct 2025383 AMAQI
22nd Oct 2025344 AMAQI
22nd Oct 2025355 AMAQI

14°C7/22°C

22nd Oct 2025286 AMAQI
22nd Oct 2025287 AMAQI
22nd Oct 2025278 AMAQI
22nd Oct 2025259 AMAQI
22nd Oct 20253310 AMAQI
22nd Oct 20252911 AMAQI
22nd Oct 20253512 PMAQI
22nd Oct 2025311 PMAQI
22nd Oct 2025182 PMAQI
22nd Oct 2025223 PMAQI
22nd Oct 2025194 PMAQI
22nd Oct 2025175 PMAQI
22nd Oct 2025176 PMAQI
22nd Oct 2025167 PMAQI
22nd Oct 2025168 PMAQI
22nd Oct 2025179 PMAQI
22nd Oct 20255010 PMAQI
22nd Oct 20253911 PMAQI
23rd Oct 20251912 AMAQI
23rd Oct 2025221 AMAQI
23rd Oct 2025222 AMAQI
23rd Oct 2025223 AMAQI
23rd Oct 2025284 AMAQI
23rd Oct 2025185 AMAQI

14°C8/21°C

23rd Oct 2025186 AMAQI
6 AM
23rd Oct 2025207 AMAQI
23rd Oct 2025248 AMAQI
23rd Oct 2025279 AMAQI
23rd Oct 20253110 AMAQI
23rd Oct 20255611 AMAQI
23rd Oct 20257412 PMAQI
12 PM
23rd Oct 2025681 PMAQI
23rd Oct 2025302 PMAQI
23rd Oct 2025293 PMAQI
6 PM
12 AM
5 AM

--°C/°C

白天时间
平均最高时间
10 AM - 1 PM

40AQI

4 小时 / 天
120 小时 / 月
平均最低时间
4 PM - 6 PM

31AQI

3 小时 / 天
90 小时 / 月
过去30天中,白天AQI最高值为10 AM到1 PM(平均40),最低值为4 PM到6 PM(平均31)。
夜晚时间
平均最高时间
1 AM - 4 AM

39AQI

4 小时 / 天
120 小时 / 月
平均最低时间
7 PM

29AQI

1 小时 / 天
30 小时 / 月
过去30天中,夜间AQI最高值为1 AM到4 AM(平均39),最低值为7 PM到7 PM(平均29)。

2025空气质量与天数对比

Sand Mountain Research Extension Center, Crossville, Alabama, United States

2025

85%

178

15%

32

2025年的最后296天中,不同AQI类别的总天数 (剩余 69 天)

良好
178 天数
适中
32 天数
0 天数
不健康
0 天数
严重
0 天数
危险
0 天数



WHO安全空气质量限制内:85%

健康风险级别:

在2025年中,85%296天在WHO的安全空气质量限制内,健康问题的风险是,特别是对易感人群有潜在影响。

年度空气质量洞察

Sand Mountain Research Extension Center, Crossville, Alabama, United States

2025年AQI水平

AQI
PM2.5
PM10
CO
SO2
NO2
O3
周日周一周二周三周四周五周六

一月

二月

三月

四月

五月

六月

七月

八月

九月

十月

十一月

十二月

-1th undefined 2025
-1th undefined 2025
-1th undefined 2025
1st 一月 2025
2nd 一月 2025
3rd 一月 2025
4th 一月 2025
5th 一月 2025
6th 一月 2025
7th 一月 2025
8th 一月 2025
9th 一月 2025
10th 一月 2025
11th 一月 2025
12th 一月 2025
13th 一月 2025
14th 一月 2025
15th 一月 2025
16th 一月 2025
17th 一月 2025
18th 一月 2025
19th 一月 2025
20th 一月 2025
21st 一月 2025
22nd 一月 2025
23rd 一月 2025
24th 一月 2025
25th 一月 2025
26th 一月 2025
27th 一月 2025
28th 一月 2025
29th 一月 2025
30th 一月 2025
31st 一月 2025
1st 二月 2025
2nd 二月 2025
3rd 二月 2025
4th 二月 2025
5th 二月 2025
6th 二月 2025
7th 二月 2025
8th 二月 2025
9th 二月 2025
10th 二月 2025
11th 二月 2025
12th 二月 2025
13th 二月 2025
14th 二月 2025
15th 二月 2025
16th 二月 2025
17th 二月 2025
18th 二月 2025
19th 二月 2025
20th 二月 2025
21st 二月 2025
22nd 二月 2025
23rd 二月 2025
24th 二月 2025
25th 二月 2025
26th 二月 2025
27th 二月 2025
28th 二月 2025
1st 三月 2025
2nd 三月 2025
3rd 三月 2025
4th 三月 2025
5th 三月 2025
6th 三月 2025
7th 三月 2025
8th 三月 2025
9th 三月 2025
10th 三月 2025
11th 三月 2025
12th 三月 2025
13th 三月 2025
14th 三月 2025
15th 三月 2025
16th 三月 2025
17th 三月 2025
18th 三月 2025
19th 三月 2025
20th 三月 2025
21st 三月 2025
22nd 三月 2025
23rd 三月 2025
24th 三月 2025
25th 三月 2025
26th 三月 2025
27th 三月 2025
35AQI
28th 三月 2025
66AQI
29th 三月 2025
62AQI
30th 三月 2025
49AQI
31st 三月 2025
24AQI
1st 四月 2025
20AQI
2nd 四月 2025
37AQI
3rd 四月 2025
34AQI
4th 四月 2025
44AQI
5th 四月 2025
41AQI
6th 四月 2025
21AQI
7th 四月 2025
14AQI
8th 四月 2025
27AQI
9th 四月 2025
19AQI
10th 四月 2025
43AQI
11th 四月 2025
31AQI
12th 四月 2025
31AQI
13th 四月 2025
28AQI
14th 四月 2025
48AQI
15th 四月 2025
35AQI
16th 四月 2025
24AQI
17th 四月 2025
45AQI
18th 四月 2025
59AQI
19th 四月 2025
55AQI
20th 四月 2025
54AQI
21st 四月 2025
52AQI
22nd 四月 2025
37AQI
23rd 四月 2025
32AQI
24th 四月 2025
39AQI
25th 四月 2025
47AQI
26th 四月 2025
30AQI
27th 四月 2025
32AQI
28th 四月 2025
39AQI
29th 四月 2025
50AQI
30th 四月 2025
53AQI
1st 五月 2025
49AQI
2nd 五月 2025
37AQI
3rd 五月 2025
20AQI
4th 五月 2025
19AQI
5th 五月 2025
23AQI
6th 五月 2025
30AQI
7th 五月 2025
37AQI
8th 五月 2025
45AQI
9th 五月 2025
32AQI
10th 五月 2025
26AQI
11th 五月 2025
22AQI
12th 五月 2025
19AQI
13th 五月 2025
24AQI
14th 五月 2025
35AQI
15th 五月 2025
45AQI
16th 五月 2025
50AQI
17th 五月 2025
39AQI
18th 五月 2025
41AQI
19th 五月 2025
38AQI
20th 五月 2025
44AQI
21st 五月 2025
27AQI
22nd 五月 2025
24AQI
23rd 五月 2025
24AQI
24th 五月 2025
29AQI
25th 五月 2025
33AQI
26th 五月 2025
23AQI
27th 五月 2025
17AQI
28th 五月 2025
19AQI
29th 五月 2025
26AQI
30th 五月 2025
21AQI
31st 五月 2025
34AQI
1st 六月 2025
53AQI
2nd 六月 2025
55AQI
3rd 六月 2025
61AQI
4th 六月 2025
65AQI
5th 六月 2025
52AQI
6th 六月 2025
47AQI
7th 六月 2025
44AQI
8th 六月 2025
28AQI
9th 六月 2025
33AQI
10th 六月 2025
34AQI
11th 六月 2025
51AQI
12th 六月 2025
52AQI
13th 六月 2025
31AQI
14th 六月 2025
27AQI
15th 六月 2025
30AQI
16th 六月 2025
34AQI
17th 六月 2025
26AQI
18th 六月 2025
29AQI
19th 六月 2025
23AQI
20th 六月 2025
31AQI
21st 六月 2025
32AQI
22nd 六月 2025
37AQI
23rd 六月 2025
52AQI
24th 六月 2025
57AQI
25th 六月 2025
58AQI
26th 六月 2025
45AQI
27th 六月 2025
48AQI
28th 六月 2025
31AQI
29th 六月 2025
33AQI
30th 六月 2025
34AQI
1st 七月 2025
34AQI
2nd 七月 2025
27AQI
3rd 七月 2025
38AQI
4th 七月 2025
49AQI
5th 七月 2025
60AQI
6th 七月 2025
53AQI
7th 七月 2025
55AQI
8th 七月 2025
57AQI
9th 七月 2025
51AQI
10th 七月 2025
33AQI
11th 七月 2025
33AQI
12th 七月 2025
42AQI
13th 七月 2025
46AQI
14th 七月 2025
29AQI
15th 七月 2025
33AQI
16th 七月 2025
35AQI
17th 七月 2025
31AQI
18th 七月 2025
24AQI
19th 七月 2025
33AQI
20th 七月 2025
44AQI
21st 七月 2025
46AQI
22nd 七月 2025
38AQI
23rd 七月 2025
38AQI
24th 七月 2025
49AQI
25th 七月 2025
34AQI
26th 七月 2025
25AQI
27th 七月 2025
23AQI
28th 七月 2025
31AQI
29th 七月 2025
37AQI
30th 七月 2025
34AQI
31st 七月 2025
39AQI
1st 八月 2025
37AQI
2nd 八月 2025
32AQI
3rd 八月 2025
24AQI
4th 八月 2025
31AQI
5th 八月 2025
25AQI
6th 八月 2025
26AQI
7th 八月 2025
33AQI
8th 八月 2025
43AQI
9th 八月 2025
56AQI
10th 八月 2025
49AQI
11th 八月 2025
24AQI
12th 八月 2025
20AQI
13th 八月 2025
21AQI
14th 八月 2025
23AQI
15th 八月 2025
34AQI
16th 八月 2025
36AQI
17th 八月 2025
38AQI
18th 八月 2025
39AQI
19th 八月 2025
47AQI
20th 八月 2025
42AQI
21st 八月 2025
32AQI
22nd 八月 2025
41AQI
23rd 八月 2025
33AQI
24th 八月 2025
26AQI
25th 八月 2025
29AQI
26th 八月 2025
26AQI
27th 八月 2025
21AQI
28th 八月 2025
26AQI
29th 八月 2025
29AQI
30th 八月 2025
30AQI
31st 八月 2025
40AQI
1st 九月 2025
46AQI
2nd 九月 2025
38AQI
3rd 九月 2025
38AQI
4th 九月 2025
46AQI
5th 九月 2025
56AQI
6th 九月 2025
41AQI
7th 九月 2025
25AQI
8th 九月 2025
26AQI
9th 九月 2025
31AQI
10th 九月 2025
35AQI
11th 九月 2025
42AQI
12th 九月 2025
48AQI
13th 九月 2025
41AQI
14th 九月 2025
44AQI
15th 九月 2025
49AQI
16th 九月 2025
51AQI
17th 九月 2025
51AQI
18th 九月 2025
48AQI
19th 九月 2025
49AQI
20th 九月 2025
52AQI
21st 九月 2025
54AQI
22nd 九月 2025
51AQI
23rd 九月 2025
51AQI
24th 九月 2025
49AQI
25th 九月 2025
21AQI
26th 九月 2025
18AQI
27th 九月 2025
22AQI
28th 九月 2025
28AQI
29th 九月 2025
30AQI
30th 九月 2025
27AQI
1st 十月 2025
23AQI
2nd 十月 2025
48AQI
3rd 十月 2025
45AQI
4th 十月 2025
40AQI
5th 十月 2025
32AQI
6th 十月 2025
13AQI
7th 十月 2025
38AQI
8th 十月 2025
30AQI
9th 十月 2025
26AQI
10th 十月 2025
28AQI
11th 十月 2025
40AQI
12th 十月 2025
43AQI
13th 十月 2025
49AQI
14th 十月 2025
36AQI
15th 十月 2025
31AQI
16th 十月 2025
48AQI
17th 十月 2025
48AQI
18th 十月 2025
60AQI
19th 十月 2025
33AQI
20th 十月 2025
27AQI
21st 十月 2025
52AQI
22nd 十月 2025
29AQI
23rd 十月 2025
24th 十月 2025
25th 十月 2025
26th 十月 2025
27th 十月 2025
28th 十月 2025
29th 十月 2025
30th 十月 2025
31st 十月 2025
1st 十一月 2025
2nd 十一月 2025
3rd 十一月 2025
4th 十一月 2025
5th 十一月 2025
6th 十一月 2025
7th 十一月 2025
8th 十一月 2025
9th 十一月 2025
10th 十一月 2025
11th 十一月 2025
12th 十一月 2025
13th 十一月 2025
14th 十一月 2025
15th 十一月 2025
16th 十一月 2025
17th 十一月 2025
18th 十一月 2025
19th 十一月 2025
20th 十一月 2025
21st 十一月 2025
22nd 十一月 2025
23rd 十一月 2025
24th 十一月 2025
25th 十一月 2025
26th 十一月 2025
27th 十一月 2025
28th 十一月 2025
29th 十一月 2025
30th 十一月 2025
1st 十二月 2025
2nd 十二月 2025
3rd 十二月 2025
4th 十二月 2025
5th 十二月 2025
6th 十二月 2025
7th 十二月 2025
8th 十二月 2025
9th 十二月 2025
10th 十二月 2025
11th 十二月 2025
12th 十二月 2025
13th 十二月 2025
14th 十二月 2025
15th 十二月 2025
16th 十二月 2025
17th 十二月 2025
18th 十二月 2025
19th 十二月 2025
20th 十二月 2025
21st 十二月 2025
22nd 十二月 2025
23rd 十二月 2025
24th 十二月 2025
25th 十二月 2025
26th 十二月 2025
27th 十二月 2025
28th 十二月 2025
29th 十二月 2025
30th 十二月 2025
31st 十二月 2025

47AQI

37AQI

31AQI

41AQI

39AQI

33AQI

40AQI

37AQI


天数

一月二月三月四月五月六月七月八月九月十月十一月十二月总天数

202537AQI

3
2
25
5
31
20
10
26
5
30
1
23
7
20
2
178
32

最高AQI记录于

三月

47AQI


最低AQI记录于

五月

31AQI


过去1年中污染最重与最轻的年份

污染最重的记录年份
2025(平均)
37AQI
污染最轻的记录年份
2025(平均)
37AQI


Sand Mountain Research Extension Center的年度2025 AQI(37)相比之前几年的平均百分比变化为NaN% (改善 AQI):。