Signal Hill, California, 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
差
150
不健康
200
严重
300
危险
301+
八月空气质量分析
Signal Hill, California, United States
2021
2024
2025
AQI
.
天数
AQI趋势：最高与最低
最高AQI记录于
6th Aug 2025
63AQI最低AQI记录于
14th Aug 2021
25AQI同日分析（10th August ）：
在过去3年的这一天，AQI差异显著：2025年排名为1st 最高，AQI为48，属于良好空气质量。
下载2024年度数据
全球空气质量报告
日夜AQI趋势：10th Aug - 11th Aug 2025
Signal Hill, California, United States
AQI
天
夜晚
.
6 AM10th Aug 2025
7 PM
5 AM11th Aug 2025
白天时间
平均最高时间
6PM10th Aug
54AQI
平均最低时间
8AM10th Aug
46AQI
夜晚时间
平均最高时间
9PM10th Aug
53AQI
平均最低时间
5AM11th Aug
40AQI
在过去的24小时内，
Signal Hill的AQI最高点为54，出现在天的6 PM；最低点为40，出现在夜晚的5 AM。
日夜AQI趋势：Jul - Aug 2025
Signal Hill, California, 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
天
夜晚
12th Jul 2025446 AMAQI
12th Jul 2025447 AMAQI
12th Jul 2025458 AMAQI
12th Jul 2025439 AMAQI
12th Jul 20254410 AMAQI
12th Jul 20254411 AMAQI
12th Jul 20254412 PMAQI
12th Jul 2025431 PMAQI
12th Jul 2025462 PMAQI
12th Jul 2025463 PMAQI
12th Jul 2025454 PMAQI
12th Jul 2025465 PMAQI
12th Jul 2025476 PMAQI
12th Jul 2025497 PMAQI
12th Jul 2025468 PMAQI
12th Jul 2025449 PMAQI
12th Jul 20254210 PMAQI
12th Jul 20254311 PMAQI
13th Jul 20254212 AMAQI
13th Jul 2025411 AMAQI
13th Jul 2025402 AMAQI
13th Jul 2025423 AMAQI
13th Jul 2025384 AMAQI
13th Jul 2025375 AMAQI
21°C17/26°C
13th Jul 2025396 AMAQI
13th Jul 2025447 AMAQI
13th Jul 2025498 AMAQI
13th Jul 2025519 AMAQI
13th Jul 20254810 AMAQI
13th Jul 20254911 AMAQI
13th Jul 20254912 PMAQI
13th Jul 2025501 PMAQI
13th Jul 2025512 PMAQI
13th Jul 2025493 PMAQI
13th Jul 2025474 PMAQI
13th Jul 2025485 PMAQI
13th Jul 2025466 PMAQI
13th Jul 2025487 PMAQI
13th Jul 2025418 PMAQI
13th Jul 2025379 PMAQI
13th Jul 20253910 PMAQI
13th Jul 20253611 PMAQI
14th Jul 20253712 AMAQI
14th Jul 2025381 AMAQI
14th Jul 2025362 AMAQI
14th Jul 2025343 AMAQI
14th Jul 2025334 AMAQI
14th Jul 2025325 AMAQI
21°C18/25°C
14th Jul 2025376 AMAQI
14th Jul 2025447 AMAQI
14th Jul 2025468 AMAQI
14th Jul 2025449 AMAQI
14th Jul 20254110 AMAQI
14th Jul 20253711 AMAQI
14th Jul 20253712 PMAQI
14th Jul 2025371 PMAQI
14th Jul 2025332 PMAQI
14th Jul 2025353 PMAQI
14th Jul 2025364 PMAQI
14th Jul 2025355 PMAQI
14th Jul 2025366 PMAQI
14th Jul 2025367 PMAQI
14th Jul 2025358 PMAQI
14th Jul 2025359 PMAQI
14th Jul 20254310 PMAQI
14th Jul 20254411 PMAQI
15th Jul 20253712 AMAQI
15th Jul 2025341 AMAQI
15th Jul 2025322 AMAQI
15th Jul 2025323 AMAQI
15th Jul 2025284 AMAQI
15th Jul 2025305 AMAQI
20°C17/25°C
15th Jul 2025306 AMAQI
15th Jul 2025287 AMAQI
15th Jul 2025288 AMAQI
15th Jul 2025269 AMAQI
15th Jul 20252610 AMAQI
15th Jul 20252911 AMAQI
15th Jul 20252912 PMAQI
15th Jul 2025301 PMAQI
15th Jul 2025312 PMAQI
15th Jul 2025323 PMAQI
15th Jul 2025284 PMAQI
15th Jul 2025295 PMAQI
15th Jul 2025276 PMAQI
15th Jul 2025277 PMAQI
15th Jul 2025268 PMAQI
15th Jul 2025239 PMAQI
15th Jul 20252110 PMAQI
15th Jul 20252011 PMAQI
16th Jul 20252112 AMAQI
16th Jul 2025211 AMAQI
16th Jul 2025202 AMAQI
16th Jul 2025253 AMAQI
16th Jul 2025274 AMAQI
16th Jul 2025195 AMAQI
21°C18/25°C
16th Jul 2025226 AMAQI
16th Jul 2025257 AMAQI
16th Jul 2025248 AMAQI
16th Jul 2025269 AMAQI
16th Jul 20252510 AMAQI
16th Jul 20252611 AMAQI
16th Jul 20252812 PMAQI
16th Jul 2025281 PMAQI
16th Jul 2025252 PMAQI
16th Jul 2025243 PMAQI
16th Jul 2025244 PMAQI
16th Jul 2025245 PMAQI
16th Jul 2025256 PMAQI
16th Jul 2025217 PMAQI
16th Jul 2025208 PMAQI
16th Jul 2025189 PMAQI
16th Jul 20251710 PMAQI
16th Jul 20251911 PMAQI
17th Jul 20252012 AMAQI
17th Jul 2025211 AMAQI
17th Jul 2025222 AMAQI
17th Jul 2025203 AMAQI
17th Jul 2025214 AMAQI
17th Jul 2025235 AMAQI
22°C18/26°C
17th Jul 2025226 AMAQI
17th Jul 2025207 AMAQI
17th Jul 2025188 AMAQI
17th Jul 2025209 AMAQI
17th Jul 20252410 AMAQI
17th Jul 20252711 AMAQI
17th Jul 20253212 PMAQI
17th Jul 2025311 PMAQI
17th Jul 2025322 PMAQI
17th Jul 2025343 PMAQI
17th Jul 2025344 PMAQI
17th Jul 2025345 PMAQI
17th Jul 2025316 PMAQI
17th Jul 2025247 PMAQI
17th Jul 2025238 PMAQI
17th Jul 2025249 PMAQI
17th Jul 20252410 PMAQI
17th Jul 20252511 PMAQI
18th Jul 20252812 AMAQI
18th Jul 2025281 AMAQI
18th Jul 2025262 AMAQI
18th Jul 2025253 AMAQI
18th Jul 2025214 AMAQI
18th Jul 2025205 AMAQI
22°C19/29°C
18th Jul 2025206 AMAQI
18th Jul 2025227 AMAQI
18th Jul 2025248 AMAQI
18th Jul 2025259 AMAQI
18th Jul 20253010 AMAQI
18th Jul 20253411 AMAQI
18th Jul 20253512 PMAQI
18th Jul 2025351 PMAQI
18th Jul 2025332 PMAQI
18th Jul 2025303 PMAQI
18th Jul 2025284 PMAQI
18th Jul 2025275 PMAQI
18th Jul 2025316 PMAQI
18th Jul 2025287 PMAQI
18th Jul 2025278 PMAQI
18th Jul 2025289 PMAQI
18th Jul 20253210 PMAQI
18th Jul 20253211 PMAQI
19th Jul 20253312 AMAQI
19th Jul 2025331 AMAQI
19th Jul 2025342 AMAQI
19th Jul 2025373 AMAQI
19th Jul 2025464 AMAQI
19th Jul 2025475 AMAQI
21°C18/26°C
19th Jul 2025466 AMAQI
19th Jul 2025427 AMAQI
19th Jul 2025378 AMAQI
19th Jul 2025359 AMAQI
19th Jul 20253610 AMAQI
19th Jul 20253211 AMAQI
19th Jul 20252912 PMAQI
19th Jul 2025311 PMAQI
19th Jul 2025352 PMAQI
19th Jul 2025383 PMAQI
19th Jul 2025384 PMAQI
19th Jul 2025375 PMAQI
19th Jul 2025386 PMAQI
19th Jul 2025367 PMAQI
19th Jul 2025368 PMAQI
19th Jul 2025399 PMAQI
19th Jul 20253710 PMAQI
19th Jul 20253811 PMAQI
20th Jul 20254012 AMAQI
20th Jul 2025381 AMAQI
20th Jul 2025412 AMAQI
20th Jul 2025443 AMAQI
20th Jul 2025444 AMAQI
20th Jul 2025425 AMAQI
22°C19/27°C
20th Jul 2025406 AMAQI
20th Jul 2025387 AMAQI
20th Jul 2025368 AMAQI
20th Jul 2025349 AMAQI
20th Jul 20253410 AMAQI
20th Jul 20253411 AMAQI
20th Jul 20253312 PMAQI
20th Jul 2025321 PMAQI
20th Jul 2025342 PMAQI
20th Jul 2025363 PMAQI
20th Jul 2025364 PMAQI
20th Jul 2025365 PMAQI
20th Jul 2025386 PMAQI
20th Jul 2025397 PMAQI
20th Jul 2025398 PMAQI
20th Jul 2025389 PMAQI
20th Jul 20253610 PMAQI
20th Jul 20253611 PMAQI
21st Jul 20254712 AMAQI
21st Jul 2025461 AMAQI
21st Jul 2025422 AMAQI
21st Jul 2025363 AMAQI
21st Jul 2025344 AMAQI
21st Jul 2025375 AMAQI
21°C19/27°C
21st Jul 2025366 AMAQI
21st Jul 2025367 AMAQI
21st Jul 2025348 AMAQI
21st Jul 2025339 AMAQI
21st Jul 20253210 AMAQI
21st Jul 20253311 AMAQI
21st Jul 20253212 PMAQI
21st Jul 2025381 PMAQI
21st Jul 2025422 PMAQI
21st Jul 2025333 PMAQI
21st Jul 2025304 PMAQI
21st Jul 2025335 PMAQI
21st Jul 2025326 PMAQI
21st Jul 2025337 PMAQI
21st Jul 2025318 PMAQI
21st Jul 2025279 PMAQI
21st Jul 20252910 PMAQI
21st Jul 20253211 PMAQI
22nd Jul 20253612 AMAQI
22nd Jul 2025341 AMAQI
22nd Jul 2025322 AMAQI
22nd Jul 2025273 AMAQI
22nd Jul 2025224 AMAQI
22nd Jul 2025235 AMAQI
21°C18/26°C
22nd Jul 2025226 AMAQI
22nd Jul 2025227 AMAQI
22nd Jul 2025228 AMAQI
22nd Jul 2025249 AMAQI
22nd Jul 20252410 AMAQI
22nd Jul 20252611 AMAQI
22nd Jul 20252612 PMAQI
22nd Jul 2025261 PMAQI
22nd Jul 2025272 PMAQI
22nd Jul 2025253 PMAQI
22nd Jul 2025234 PMAQI
22nd Jul 2025255 PMAQI
22nd Jul 2025266 PMAQI
22nd Jul 2025247 PMAQI
22nd Jul 2025248 PMAQI
22nd Jul 2025239 PMAQI
22nd Jul 20252510 PMAQI
22nd Jul 20252311 PMAQI
23rd Jul 20252412 AMAQI
23rd Jul 2025271 AMAQI
23rd Jul 2025272 AMAQI
23rd Jul 2025263 AMAQI
23rd Jul 2025244 AMAQI
23rd Jul 2025255 AMAQI
21°C19/25°C
23rd Jul 2025296 AMAQI
23rd Jul 2025297 AMAQI
23rd Jul 2025278 AMAQI
23rd Jul 2025329 AMAQI
23rd Jul 20253610 AMAQI
23rd Jul 20254011 AMAQI
23rd Jul 20253912 PMAQI
23rd Jul 2025381 PMAQI
23rd Jul 2025342 PMAQI
23rd Jul 2025363 PMAQI
23rd Jul 2025354 PMAQI
23rd Jul 2025365 PMAQI
23rd Jul 2025336 PMAQI
23rd Jul 2025277 PMAQI
23rd Jul 2025278 PMAQI
23rd Jul 2025249 PMAQI
23rd Jul 20252410 PMAQI
23rd Jul 20252411 PMAQI
24th Jul 20252512 AMAQI
24th Jul 2025241 AMAQI
24th Jul 2025282 AMAQI
24th Jul 2025343 AMAQI
24th Jul 2025244 AMAQI
24th Jul 2025205 AMAQI
22°C18/28°C
24th Jul 2025266 AMAQI
24th Jul 2025337 AMAQI
24th Jul 2025298 AMAQI
24th Jul 2025259 AMAQI
24th Jul 20252410 AMAQI
24th Jul 20252411 AMAQI
24th Jul 20252612 PMAQI
24th Jul 2025301 PMAQI
24th Jul 2025312 PMAQI
24th Jul 2025293 PMAQI
24th Jul 2025264 PMAQI
24th Jul 2025265 PMAQI
24th Jul 2025326 PMAQI
24th Jul 2025277 PMAQI
24th Jul 2025278 PMAQI
24th Jul 2025279 PMAQI
24th Jul 20252310 PMAQI
24th Jul 20252011 PMAQI
25th Jul 20251812 AMAQI
25th Jul 2025201 AMAQI
25th Jul 2025212 AMAQI
25th Jul 2025233 AMAQI
25th Jul 2025204 AMAQI
25th Jul 2025235 AMAQI
21°C17/26°C
25th Jul 2025366 AMAQI
25th Jul 2025347 AMAQI
25th Jul 2025278 AMAQI
25th Jul 2025239 AMAQI
25th Jul 20252410 AMAQI
25th Jul 20252611 AMAQI
25th Jul 20252612 PMAQI
25th Jul 2025251 PMAQI
25th Jul 2025242 PMAQI
25th Jul 2025253 PMAQI
25th Jul 2025254 PMAQI
25th Jul 2025225 PMAQI
25th Jul 2025216 PMAQI
25th Jul 2025227 PMAQI
25th Jul 2025228 PMAQI
25th Jul 2025179 PMAQI
25th Jul 20252010 PMAQI
25th Jul 20252011 PMAQI
26th Jul 20252012 AMAQI
26th Jul 2025231 AMAQI
26th Jul 2025282 AMAQI
26th Jul 2025263 AMAQI
26th Jul 2025244 AMAQI
26th Jul 2025275 AMAQI
20°C18/25°C
26th Jul 2025296 AMAQI
26th Jul 2025367 AMAQI
26th Jul 2025278 AMAQI
26th Jul 2025259 AMAQI
26th Jul 20252510 AMAQI
26th Jul 20252511 AMAQI
26th Jul 20252412 PMAQI
26th Jul 2025221 PMAQI
26th Jul 2025212 PMAQI
26th Jul 2025233 PMAQI
26th Jul 2025234 PMAQI
26th Jul 2025245 PMAQI
26th Jul 2025266 PMAQI
26th Jul 2025247 PMAQI
26th Jul 2025238 PMAQI
26th Jul 2025209 PMAQI
26th Jul 20252310 PMAQI
26th Jul 20252811 PMAQI
27th Jul 20252612 AMAQI
27th Jul 2025261 AMAQI
27th Jul 2025252 AMAQI
27th Jul 2025253 AMAQI
27th Jul 2025244 AMAQI
27th Jul 2025235 AMAQI
21°C18/27°C
27th Jul 2025256 AMAQI
27th Jul 2025247 AMAQI
27th Jul 2025268 AMAQI
27th Jul 2025369 AMAQI
27th Jul 20253210 AMAQI
27th Jul 20253211 AMAQI
27th Jul 20253212 PMAQI
27th Jul 2025341 PMAQI
27th Jul 2025332 PMAQI
27th Jul 2025313 PMAQI
27th Jul 2025304 PMAQI
27th Jul 2025295 PMAQI
27th Jul 2025296 PMAQI
27th Jul 2025307 PMAQI
27th Jul 2025298 PMAQI
27th Jul 2025289 PMAQI
27th Jul 20252710 PMAQI
27th Jul 20252811 PMAQI
28th Jul 20252812 AMAQI
28th Jul 2025261 AMAQI
28th Jul 2025242 AMAQI
28th Jul 2025263 AMAQI
28th Jul 2025254 AMAQI
28th Jul 2025265 AMAQI
21°C16/25°C
28th Jul 2025266 AMAQI
28th Jul 2025257 AMAQI
28th Jul 2025248 AMAQI
28th Jul 2025259 AMAQI
28th Jul 20252710 AMAQI
28th Jul 20252911 AMAQI
28th Jul 20253212 PMAQI
28th Jul 2025331 PMAQI
28th Jul 2025342 PMAQI
28th Jul 2025373 PMAQI
28th Jul 2025384 PMAQI
28th Jul 2025375 PMAQI
28th Jul 2025356 PMAQI
28th Jul 2025297 PMAQI
28th Jul 2025298 PMAQI
28th Jul 2025289 PMAQI
28th Jul 20252910 PMAQI
28th Jul 20252811 PMAQI
29th Jul 20253012 AMAQI
29th Jul 2025311 AMAQI
29th Jul 2025332 AMAQI
29th Jul 2025333 AMAQI
29th Jul 2025334 AMAQI
29th Jul 2025325 AMAQI
21°C18/26°C
29th Jul 2025326 AMAQI
29th Jul 2025327 AMAQI
29th Jul 2025308 AMAQI
29th Jul 2025319 AMAQI
29th Jul 20253610 AMAQI
29th Jul 20254011 AMAQI
29th Jul 20254112 PMAQI
29th Jul 2025491 PMAQI
29th Jul 2025462 PMAQI
29th Jul 2025473 PMAQI
29th Jul 2025464 PMAQI
29th Jul 2025445 PMAQI
29th Jul 2025416 PMAQI
29th Jul 2025367 PMAQI
29th Jul 2025358 PMAQI
29th Jul 2025369 PMAQI
29th Jul 20253510 PMAQI
29th Jul 20253611 PMAQI
30th Jul 20254012 AMAQI
30th Jul 2025391 AMAQI
30th Jul 2025382 AMAQI
30th Jul 2025403 AMAQI
30th Jul 2025414 AMAQI
30th Jul 2025405 AMAQI
21°C18/29°C
30th Jul 2025386 AMAQI
30th Jul 2025367 AMAQI
30th Jul 2025378 AMAQI
30th Jul 2025379 AMAQI
30th Jul 20254110 AMAQI
30th Jul 20254511 AMAQI
30th Jul 20254812 PMAQI
30th Jul 2025491 PMAQI
30th Jul 2025492 PMAQI
30th Jul 2025493 PMAQI
30th Jul 2025494 PMAQI
30th Jul 2025495 PMAQI
30th Jul 2025496 PMAQI
30th Jul 2025497 PMAQI
30th Jul 2025498 PMAQI
30th Jul 2025509 PMAQI
30th Jul 20254510 PMAQI
30th Jul 20254511 PMAQI
31st Jul 20254512 AMAQI
31st Jul 2025451 AMAQI
31st Jul 2025482 AMAQI
31st Jul 2025493 AMAQI
31st Jul 2025474 AMAQI
31st Jul 2025455 AMAQI
22°C18/28°C
31st Jul 2025436 AMAQI
31st Jul 2025417 AMAQI
31st Jul 2025398 AMAQI
31st Jul 2025379 AMAQI
31st Jul 20253910 AMAQI
31st Jul 20254211 AMAQI
31st Jul 20254712 PMAQI
31st Jul 2025511 PMAQI
31st Jul 2025562 PMAQI
31st Jul 2025573 PMAQI
31st Jul 2025564 PMAQI
31st Jul 2025565 PMAQI
31st Jul 2025556 PMAQI
31st Jul 2025517 PMAQI
31st Jul 2025528 PMAQI
31st Jul 2025519 PMAQI
31st Jul 20255010 PMAQI
31st Jul 20255211 PMAQI
1st Aug 20254712 AMAQI
1st Aug 2025471 AMAQI
1st Aug 2025442 AMAQI
1st Aug 2025413 AMAQI
1st Aug 2025464 AMAQI
1st Aug 2025545 AMAQI
22°C17/28°C
1st Aug 2025526 AMAQI
1st Aug 2025477 AMAQI
1st Aug 2025458 AMAQI
1st Aug 2025459 AMAQI
1st Aug 20254710 AMAQI
1st Aug 20254811 AMAQI
1st Aug 20255212 PMAQI
1st Aug 2025531 PMAQI
1st Aug 2025542 PMAQI
1st Aug 2025533 PMAQI
1st Aug 2025534 PMAQI
1st Aug 2025525 PMAQI
1st Aug 2025476 PMAQI
1st Aug 2025517 PMAQI
1st Aug 2025468 PMAQI
1st Aug 2025469 PMAQI
1st Aug 20254910 PMAQI
1st Aug 20254611 PMAQI
2nd Aug 20254512 AMAQI
2nd Aug 2025401 AMAQI
2nd Aug 2025382 AMAQI
2nd Aug 2025373 AMAQI
2nd Aug 2025414 AMAQI
2nd Aug 2025465 AMAQI
22°C18/29°C
2nd Aug 2025516 AMAQI
2nd Aug 2025527 AMAQI
2nd Aug 2025518 AMAQI
2nd Aug 2025509 AMAQI
2nd Aug 20255110 AMAQI
2nd Aug 20255011 AMAQI
2nd Aug 20255112 PMAQI
2nd Aug 2025521 PMAQI
2nd Aug 2025542 PMAQI
2nd Aug 2025523 PMAQI
2nd Aug 2025504 PMAQI
2nd Aug 2025525 PMAQI
2nd Aug 2025496 PMAQI
2nd Aug 2025487 PMAQI
2nd Aug 2025458 PMAQI
2nd Aug 2025469 PMAQI
2nd Aug 20254610 PMAQI
2nd Aug 20254511 PMAQI
3rd Aug 20254712 AMAQI
3rd Aug 2025461 AMAQI
3rd Aug 2025482 AMAQI
3rd Aug 2025493 AMAQI
3rd Aug 2025474 AMAQI
3rd Aug 2025475 AMAQI
22°C18/29°C
3rd Aug 2025496 AMAQI
3rd Aug 2025527 AMAQI
3rd Aug 2025538 AMAQI
3rd Aug 2025509 AMAQI
3rd Aug 20254810 AMAQI
3rd Aug 20254811 AMAQI
3rd Aug 20254412 PMAQI
3rd Aug 2025421 PMAQI
3rd Aug 2025472 PMAQI
3rd Aug 2025503 PMAQI
3rd Aug 2025524 PMAQI
3rd Aug 2025525 PMAQI
3rd Aug 2025526 PMAQI
3rd Aug 2025477 PMAQI
3rd Aug 2025498 PMAQI
3rd Aug 2025499 PMAQI
3rd Aug 20255010 PMAQI
3rd Aug 20255111 PMAQI
4th Aug 20255212 AMAQI
4th Aug 2025541 AMAQI
4th Aug 2025532 AMAQI
4th Aug 2025543 AMAQI
4th Aug 2025544 AMAQI
4th Aug 2025545 AMAQI
22°C17/30°C
4th Aug 2025546 AMAQI
4th Aug 2025557 AMAQI
4th Aug 2025548 AMAQI
4th Aug 2025559 AMAQI
4th Aug 20255510 AMAQI
4th Aug 20255511 AMAQI
4th Aug 20255612 PMAQI
4th Aug 2025541 PMAQI
4th Aug 2025562 PMAQI
4th Aug 2025573 PMAQI
4th Aug 2025584 PMAQI
4th Aug 2025605 PMAQI
4th Aug 2025616 PMAQI
4th Aug 2025567 PMAQI
4th Aug 2025588 PMAQI
4th Aug 2025619 PMAQI
4th Aug 20256110 PMAQI
4th Aug 20256211 PMAQI
5th Aug 20256112 AMAQI
5th Aug 2025611 AMAQI
5th Aug 2025622 AMAQI
5th Aug 2025623 AMAQI
5th Aug 2025594 AMAQI
5th Aug 2025595 AMAQI
22°C18/28°C
5th Aug 2025596 AMAQI
5th Aug 2025617 AMAQI
5th Aug 2025598 AMAQI
5th Aug 2025609 AMAQI
5th Aug 20256010 AMAQI
5th Aug 20256011 AMAQI
5th Aug 20256012 PMAQI
5th Aug 2025611 PMAQI
5th Aug 2025622 PMAQI
5th Aug 2025643 PMAQI
5th Aug 2025664 PMAQI
5th Aug 2025665 PMAQI
5th Aug 2025666 PMAQI
5th Aug 2025637 PMAQI
5th Aug 2025638 PMAQI
5th Aug 2025659 PMAQI
5th Aug 20256410 PMAQI
5th Aug 20256211 PMAQI
6th Aug 20256312 AMAQI
6th Aug 2025621 AMAQI
6th Aug 2025622 AMAQI
6th Aug 2025603 AMAQI
6th Aug 2025584 AMAQI
6th Aug 2025555 AMAQI
22°C18/27°C
6th Aug 2025606 AMAQI
6th Aug 2025627 AMAQI
6th Aug 2025578 AMAQI
6th Aug 2025569 AMAQI
6th Aug 20255610 AMAQI
6th Aug 20256011 AMAQI
6th Aug 20256512 PMAQI
6th Aug 2025681 PMAQI
6th Aug 2025702 PMAQI
6th Aug 2025693 PMAQI
6th Aug 2025704 PMAQI
6th Aug 2025745 PMAQI
6th Aug 2025746 PMAQI
6th Aug 2025617 PMAQI
6th Aug 2025658 PMAQI
6th Aug 2025649 PMAQI
6th Aug 20256210 PMAQI
6th Aug 20255811 PMAQI
7th Aug 20255812 AMAQI
7th Aug 2025551 AMAQI
7th Aug 2025562 AMAQI
7th Aug 2025573 AMAQI
7th Aug 2025544 AMAQI
7th Aug 2025535 AMAQI
24°C18/31°C
7th Aug 2025546 AMAQI
7th Aug 2025537 AMAQI
7th Aug 2025548 AMAQI
7th Aug 2025549 AMAQI
7th Aug 20255410 AMAQI
7th Aug 20255711 AMAQI
7th Aug 20255912 PMAQI
7th Aug 2025591 PMAQI
7th Aug 2025612 PMAQI
7th Aug 2025613 PMAQI
7th Aug 2025624 PMAQI
7th Aug 2025605 PMAQI
7th Aug 2025586 PMAQI
7th Aug 2025587 PMAQI
7th Aug 2025578 PMAQI
7th Aug 2025569 PMAQI
7th Aug 20255410 PMAQI
7th Aug 20255211 PMAQI
8th Aug 20255412 AMAQI
8th Aug 2025531 AMAQI
8th Aug 2025522 AMAQI
8th Aug 2025523 AMAQI
8th Aug 2025504 AMAQI
8th Aug 2025465 AMAQI
25°C19/35°C
8th Aug 2025436 AMAQI
8th Aug 2025437 AMAQI
8th Aug 2025438 AMAQI
8th Aug 2025449 AMAQI
8th Aug 20254010 AMAQI
8th Aug 20254011 AMAQI
8th Aug 20254712 PMAQI
8th Aug 2025491 PMAQI
8th Aug 2025472 PMAQI
8th Aug 2025493 PMAQI
8th Aug 2025484 PMAQI
8th Aug 2025485 PMAQI
8th Aug 2025476 PMAQI
8th Aug 2025497 PMAQI
8th Aug 2025508 PMAQI
8th Aug 2025499 PMAQI
8th Aug 20254910 PMAQI
8th Aug 20254911 PMAQI
9th Aug 20254912 AMAQI
9th Aug 2025521 AMAQI
9th Aug 2025532 AMAQI
9th Aug 2025533 AMAQI
9th Aug 2025504 AMAQI
9th Aug 2025535 AMAQI
25°C19/31°C
9th Aug 2025506 AMAQI
9th Aug 2025467 AMAQI
9th Aug 2025488 AMAQI
9th Aug 2025509 AMAQI
9th Aug 20255010 AMAQI
9th Aug 20255411 AMAQI
9th Aug 20255612 PMAQI
9th Aug 2025571 PMAQI
9th Aug 2025592 PMAQI
9th Aug 2025593 PMAQI
9th Aug 2025594 PMAQI
9th Aug 2025575 PMAQI
9th Aug 2025566 PMAQI
9th Aug 2025547 PMAQI
9th Aug 2025538 PMAQI
9th Aug 2025529 PMAQI
9th Aug 20255210 PMAQI
9th Aug 20255111 PMAQI
10th Aug 20254812 AMAQI
10th Aug 2025461 AMAQI
10th Aug 2025472 AMAQI
10th Aug 2025473 AMAQI
10th Aug 2025424 AMAQI
10th Aug 2025445 AMAQI
22°C19/28°C
10th Aug 2025486 AMAQI
10th Aug 2025537 AMAQI
10th Aug 2025468 AMAQI
10th Aug 2025489 AMAQI
10th Aug 20254910 AMAQI
10th Aug 20255311 AMAQI
10th Aug 20255212 PMAQI
10th Aug 2025521 PMAQI
10th Aug 2025502 PMAQI
10th Aug 2025503 PMAQI
10th Aug 2025514 PMAQI
10th Aug 2025525 PMAQI
10th Aug 2025546 PMAQI
10th Aug 2025527 PMAQI
10th Aug 2025528 PMAQI
10th Aug 2025539 PMAQI
10th Aug 20255310 PMAQI
10th Aug 20255311 PMAQI
11th Aug 20255312 AMAQI
11th Aug 2025521 AMAQI
11th Aug 2025512 AMAQI
11th Aug 2025493 AMAQI
11th Aug 2025444 AMAQI
11th Aug 2025405 AMAQI
22°C18/28°C
11th Aug 2025406 AMAQI
6 AM11th Aug 2025427 AMAQI
11th Aug 2025458 AMAQI
11th Aug 2025459 AMAQI
11th Aug 20255010 AMAQI
11th Aug 20255111 AMAQI
11th Aug 20255412 PMAQI
12 PM7 PM
12 AM
5 AM
--°C/°C
白天时间
平均最高时间
6 AM - 7 PM
41AQI
14 小时 / 天
420 小时 / 月
平均最低时间
6 AM - 7 PM
41AQI
14 小时 / 天
420 小时 / 月
过去30天中，白天AQI最高值为6 AM到7 PM（平均41），最低值为6 AM到7 PM（平均41）。
夜晚时间
平均最高时间
12 AM - 11 PM
39AQI
10 小时 / 天
300 小时 / 月
平均最低时间
12 AM - 11 PM
39AQI
10 小时 / 天
300 小时 / 月
过去30天中，夜间AQI最高值为12 AM到11 PM（平均39），最低值为12 AM到11 PM（平均39）。
2025空气质量与天数对比
Signal Hill, California, United States
2025
73%
161
27%
60
0.4%
1
在2025年的最后223天中，不同AQI类别的总天数 (剩余 142 天)
良好
161 天数适中
60 天数差
1 天数不健康
0 天数严重
0 天数危险
0 天数在WHO安全空气质量限制内：73%
健康风险级别:
低
在2025年中，73%的223天在WHO的安全空气质量限制内，健康问题的风险是低，特别是对易感人群有潜在影响。
年度空气质量洞察
Signal Hill, California, 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
1st 一月 2025
122AQI
122AQI
2nd 一月 2025
97AQI
97AQI
3rd 一月 2025
73AQI
73AQI
4th 一月 2025
72AQI
72AQI
5th 一月 2025
65AQI
65AQI
6th 一月 2025
60AQI
60AQI
7th 一月 2025
57AQI
57AQI
8th 一月 2025
75AQI
75AQI
9th 一月 2025
87AQI
87AQI
10th 一月 2025
72AQI
72AQI
11th 一月 2025
63AQI
63AQI
12th 一月 2025
50AQI
50AQI
13th 一月 2025
45AQI
45AQI
14th 一月 2025
46AQI
46AQI
15th 一月 2025
48AQI
48AQI
16th 一月 2025
49AQI
49AQI
17th 一月 2025
51AQI
51AQI
18th 一月 2025
56AQI
56AQI
19th 一月 2025
71AQI
71AQI
20th 一月 2025
61AQI
61AQI
21st 一月 2025
43AQI
43AQI
22nd 一月 2025
52AQI
52AQI
23rd 一月 2025
53AQI
53AQI
24th 一月 2025
46AQI
46AQI
25th 一月 2025
60AQI
60AQI
26th 一月 2025
46AQI
46AQI
27th 一月 2025
44AQI
44AQI
28th 一月 2025
46AQI
46AQI
29th 一月 2025
51AQI
51AQI
30th 一月 2025
54AQI
54AQI
31st 一月 2025
66AQI
66AQI
1st 二月 2025
68AQI
68AQI
2nd 二月 2025
73AQI
73AQI
3rd 二月 2025
64AQI
64AQI
4th 二月 2025
43AQI
43AQI
5th 二月 2025
32AQI
32AQI
6th 二月 2025
30AQI
30AQI
7th 二月 2025
24AQI
24AQI
8th 二月 2025
31AQI
31AQI
9th 二月 2025
42AQI
42AQI
10th 二月 2025
39AQI
39AQI
11th 二月 2025
32AQI
32AQI
12th 二月 2025
31AQI
31AQI
13th 二月 2025
21AQI
21AQI
14th 二月 2025
22AQI
22AQI
15th 二月 2025
28AQI
28AQI
16th 二月 2025
42AQI
42AQI
17th 二月 2025
50AQI
50AQI
18th 二月 2025
43AQI
43AQI
19th 二月 2025
55AQI
55AQI
20th 二月 2025
53AQI
53AQI
21st 二月 2025
46AQI
46AQI
22nd 二月 2025
50AQI
50AQI
23rd 二月 2025
51AQI
51AQI
24th 二月 2025
56AQI
56AQI
25th 二月 2025
48AQI
48AQI
26th 二月 2025
53AQI
53AQI
27th 二月 2025
48AQI
48AQI
28th 二月 2025
45AQI
45AQI
1st 三月 2025
32AQI
32AQI
2nd 三月 2025
31AQI
31AQI
3rd 三月 2025
29AQI
29AQI
4th 三月 2025
35AQI
35AQI
5th 三月 2025
44AQI
44AQI
6th 三月 2025
22AQI
22AQI
7th 三月 2025
30AQI
30AQI
8th 三月 2025
40AQI
40AQI
9th 三月 2025
41AQI
41AQI
10th 三月 2025
41AQI
41AQI
11th 三月 2025
29AQI
29AQI
12th 三月 2025
26AQI
26AQI
13th 三月 2025
22AQI
22AQI
14th 三月 2025
23AQI
23AQI
15th 三月 2025
33AQI
33AQI
16th 三月 2025
46AQI
46AQI
17th 三月 2025
44AQI
44AQI
18th 三月 2025
28AQI
28AQI
19th 三月 2025
28AQI
28AQI
20th 三月 2025
33AQI
33AQI
21st 三月 2025
42AQI
42AQI
22nd 三月 2025
40AQI
40AQI
23rd 三月 2025
44AQI
44AQI
24th 三月 2025
46AQI
46AQI
25th 三月 2025
51AQI
51AQI
26th 三月 2025
35AQI
35AQI
27th 三月 2025
24AQI
24AQI
28th 三月 2025
35AQI
35AQI
29th 三月 2025
40AQI
40AQI
30th 三月 2025
33AQI
33AQI
31st 三月 2025
22AQI
22AQI
1st 四月 2025
29AQI
29AQI
2nd 四月 2025
33AQI
33AQI
3rd 四月 2025
37AQI
37AQI
4th 四月 2025
40AQI
40AQI
5th 四月 2025
31AQI
31AQI
6th 四月 2025
34AQI
34AQI
7th 四月 2025
40AQI
40AQI
8th 四月 2025
44AQI
44AQI
9th 四月 2025
51AQI
51AQI
10th 四月 2025
50AQI
50AQI
11th 四月 2025
46AQI
46AQI
12th 四月 2025
49AQI
49AQI
13th 四月 2025
49AQI
49AQI
14th 四月 2025
51AQI
51AQI
15th 四月 2025
45AQI
45AQI
16th 四月 2025
40AQI
40AQI
17th 四月 2025
29AQI
29AQI
18th 四月 2025
33AQI
33AQI
19th 四月 2025
42AQI
42AQI
20th 四月 2025
45AQI
45AQI
21st 四月 2025
51AQI
51AQI
22nd 四月 2025
51AQI
51AQI
23rd 四月 2025
43AQI
43AQI
24th 四月 2025
42AQI
42AQI
25th 四月 2025
36AQI
36AQI
26th 四月 2025
21AQI
21AQI
27th 四月 2025
18AQI
18AQI
28th 四月 2025
28AQI
28AQI
29th 四月 2025
42AQI
42AQI
30th 四月 2025
43AQI
43AQI
1st 五月 2025
34AQI
34AQI
2nd 五月 2025
39AQI
39AQI
3rd 五月 2025
28AQI
28AQI
4th 五月 2025
36AQI
36AQI
5th 五月 2025
37AQI
37AQI
6th 五月 2025
37AQI
37AQI
7th 五月 2025
42AQI
42AQI
8th 五月 2025
49AQI
49AQI
9th 五月 2025
51AQI
51AQI
10th 五月 2025
46AQI
46AQI
11th 五月 2025
55AQI
55AQI
12th 五月 2025
45AQI
45AQI
13th 五月 2025
25AQI
25AQI
14th 五月 2025
35AQI
35AQI
15th 五月 2025
49AQI
49AQI
16th 五月 2025
51AQI
51AQI
17th 五月 2025
42AQI
42AQI
18th 五月 2025
33AQI
33AQI
19th 五月 2025
44AQI
44AQI
20th 五月 2025
53AQI
53AQI
21st 五月 2025
52AQI
52AQI
22nd 五月 2025
53AQI
53AQI
23rd 五月 2025
53AQI
53AQI
24th 五月 2025
52AQI
52AQI
25th 五月 2025
47AQI
47AQI
26th 五月 2025
47AQI
47AQI
27th 五月 2025
43AQI
43AQI
28th 五月 2025
44AQI
44AQI
29th 五月 2025
36AQI
36AQI
30th 五月 2025
42AQI
42AQI
31st 五月 2025
46AQI
46AQI
1st 六月 2025
45AQI
45AQI
2nd 六月 2025
34AQI
34AQI
3rd 六月 2025
30AQI
30AQI
4th 六月 2025
31AQI
31AQI
5th 六月 2025
26AQI
26AQI
6th 六月 2025
28AQI
28AQI
7th 六月 2025
32AQI
32AQI
8th 六月 2025
31AQI
31AQI
9th 六月 2025
33AQI
33AQI
10th 六月 2025
37AQI
37AQI
11th 六月 2025
44AQI
44AQI
12th 六月 2025
41AQI
41AQI
13th 六月 2025
49AQI
49AQI
14th 六月 2025
51AQI
51AQI
15th 六月 2025
53AQI
53AQI
16th 六月 2025
57AQI
57AQI
17th 六月 2025
58AQI
58AQI
18th 六月 2025
57AQI
57AQI
19th 六月 2025
54AQI
54AQI
20th 六月 2025
53AQI
53AQI
21st 六月 2025
54AQI
54AQI
22nd 六月 2025
53AQI
53AQI
23rd 六月 2025
54AQI
54AQI
24th 六月 2025
51AQI
51AQI
25th 六月 2025
47AQI
47AQI
26th 六月 2025
47AQI
47AQI
27th 六月 2025
50AQI
50AQI
28th 六月 2025
49AQI
49AQI
29th 六月 2025
45AQI
45AQI
30th 六月 2025
37AQI
37AQI
1st 七月 2025
41AQI
41AQI
2nd 七月 2025
41AQI
41AQI
3rd 七月 2025
37AQI
37AQI
4th 七月 2025
41AQI
41AQI
5th 七月 2025
80AQI
80AQI
6th 七月 2025
59AQI
59AQI
7th 七月 2025
55AQI
55AQI
8th 七月 2025
42AQI
42AQI
9th 七月 2025
38AQI
38AQI
10th 七月 2025
44AQI
44AQI
11th 七月 2025
46AQI
46AQI
12th 七月 2025
46AQI
46AQI
13th 七月 2025
43AQI
43AQI
14th 七月 2025
37AQI
37AQI
15th 七月 2025
28AQI
28AQI
16th 七月 2025
23AQI
23AQI
17th 七月 2025
25AQI
25AQI
18th 七月 2025
28AQI
28AQI
19th 七月 2025
37AQI
37AQI
20th 七月 2025
38AQI
38AQI
21st 七月 2025
35AQI
35AQI
22nd 七月 2025
26AQI
26AQI
23rd 七月 2025
29AQI
29AQI
24th 七月 2025
26AQI
26AQI
25th 七月 2025
23AQI
23AQI
26th 七月 2025
25AQI
25AQI
27th 七月 2025
28AQI
28AQI
28th 七月 2025
29AQI
29AQI
29th 七月 2025
36AQI
36AQI
30th 七月 2025
44AQI
44AQI
31st 七月 2025
48AQI
48AQI
1st 八月 2025
48AQI
48AQI
2nd 八月 2025
47AQI
47AQI
3rd 八月 2025
49AQI
49AQI
4th 八月 2025
56AQI
56AQI
5th 八月 2025
62AQI
62AQI
6th 八月 2025
63AQI
63AQI
7th 八月 2025
56AQI
56AQI
8th 八月 2025
48AQI
48AQI
9th 八月 2025
53AQI
53AQI
10th 八月 2025
48AQI
48AQI
61AQI
44AQI
34AQI
40AQI
43AQI
44AQI
38AQI
53AQI
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
202544AQI
10
20
1
20
8
30
1
26
4
23
8
19
11
28
3
5
5
161
60
1
最高AQI记录于
一月61AQI
最低AQI记录于
三月34AQI
202450AQI
9
7
11
1
22
7
25
6
29
2
10
18
14
17
21
9
31
141
98
最高AQI记录于
十二月70AQI
最低AQI记录于
五月38AQI
202355AQI
2
1
10
21
12
22
最高AQI记录于
十二月56AQI
最低AQI记录于
十一月46AQI
202215AQI
3
2
1
6
最高AQI记录于
二月21AQI
最低AQI记录于
三月3AQI
202130AQI
4
2
1
4
2
2
1
1
2
1
1
2
20
2
1
最高AQI记录于
十一月91AQI
最低AQI记录于
三月0AQI
202033AQI
1
1
2
4
1
1
8
1
1
最高AQI记录于
七月129AQI
最低AQI记录于
九月2AQI
过去6年中污染最重与最轻的年份
污染最重的记录年份
2023(平均)
55AQI污染最轻的记录年份
2022(平均)
15AQISignal Hill的年度2025 AQI（44）相比之前几年的平均百分比变化为50.2% (恶化 AQI)：2020 (33), 2021 (30), 2022 (15), 2023 (55), 2024 (50)。
