Country Background

Portola, California, United States の歴史的な空気品質分析

歴史的データ、月別のパターン、年間の傾向に基づいて空気品質の詳細なインサイトを手のひらでご覧ください!

良い
050
適度
100
悪い
150
不健康
200
深刻
300
危険
301+

10月 空気品質分析

Portola, California, United States

2025
AQI
.

AQIトレンド: 最高値と最低値

記録された最高AQIは
17th Oct 2025
58AQI
記録された最低AQIは
1st Oct 2025
19AQI


同日分析 (17th October ):
この日における AQI は 1 年間 で大きく変動しました: 2025 年は 1st 位、最高 AQI は 58 で、同日の空気品質は 適度 です。

2024年の年次データをダウンロード

世界の大気品質レポート

Globe

昼夜AQIトレンド: 16th Oct - 17th Oct 2025

Portola, California, United States

AQI
.

7 AM16th Oct 2025

6 PM

6 AM17th Oct 2025

昼間
平均最高時間
7AM16th Oct

53AQI

平均最低時間
3PM16th Oct

20AQI

夜間
平均最高時間
10PM16th Oct

80AQI

平均最低時間
6AM17th Oct

24AQI

過去24時間で、

Portola のAQI は 夜 の 80 で最高値を記録し、最も低い 20 は 3 PM に 日 に記録されました。

昼夜AQIトレンド : Sep - Oct 2025

Portola, California, 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
17th Sep 2025187 AMAQI
17th Sep 2025218 AMAQI
17th Sep 2025169 AMAQI
17th Sep 20252010 AMAQI
17th Sep 20252211 AMAQI
17th Sep 20252512 PMAQI
17th Sep 2025251 PMAQI
17th Sep 2025282 PMAQI
17th Sep 2025223 PMAQI
17th Sep 2025224 PMAQI
17th Sep 2025205 PMAQI
17th Sep 2025246 PMAQI
17th Sep 2025197 PMAQI
17th Sep 2025208 PMAQI
17th Sep 2025249 PMAQI
17th Sep 20252110 PMAQI
17th Sep 20252411 PMAQI
18th Sep 20252212 AMAQI
18th Sep 2025201 AMAQI
18th Sep 2025192 AMAQI
18th Sep 2025183 AMAQI
18th Sep 2025164 AMAQI
18th Sep 2025185 AMAQI
18th Sep 2025186 AMAQI

--°C/°C

18th Sep 2025217 AMAQI
18th Sep 2025218 AMAQI
18th Sep 2025229 AMAQI
18th Sep 20252310 AMAQI
18th Sep 20252411 AMAQI
18th Sep 20252712 PMAQI
18th Sep 2025311 PMAQI
18th Sep 2025322 PMAQI
18th Sep 2025303 PMAQI
18th Sep 2025264 PMAQI
18th Sep 2025235 PMAQI
18th Sep 2025246 PMAQI
18th Sep 2025217 PMAQI
18th Sep 2025208 PMAQI
18th Sep 2025189 PMAQI
18th Sep 20252110 PMAQI
18th Sep 20252311 PMAQI
19th Sep 20252512 AMAQI
19th Sep 2025251 AMAQI
19th Sep 2025252 AMAQI
19th Sep 2025263 AMAQI
19th Sep 2025254 AMAQI
19th Sep 2025245 AMAQI
19th Sep 2025266 AMAQI

19°C13/28°C

19th Sep 2025237 AMAQI
19th Sep 2025218 AMAQI
19th Sep 2025229 AMAQI
19th Sep 20252410 AMAQI
19th Sep 20252211 AMAQI
19th Sep 20252412 PMAQI
19th Sep 2025351 PMAQI
19th Sep 2025352 PMAQI
19th Sep 2025333 PMAQI
19th Sep 2025314 PMAQI
19th Sep 2025335 PMAQI
19th Sep 2025326 PMAQI
19th Sep 2025287 PMAQI
19th Sep 2025268 PMAQI
19th Sep 2025249 PMAQI
19th Sep 20252810 PMAQI
19th Sep 20252811 PMAQI
20th Sep 20252612 AMAQI
20th Sep 2025261 AMAQI
20th Sep 2025242 AMAQI
20th Sep 2025293 AMAQI
20th Sep 2025294 AMAQI
20th Sep 2025265 AMAQI
20th Sep 2025226 AMAQI

17°C13/23°C

20th Sep 2025227 AMAQI
20th Sep 2025278 AMAQI
20th Sep 2025229 AMAQI
20th Sep 20251810 AMAQI
20th Sep 20251811 AMAQI
20th Sep 20252412 PMAQI
20th Sep 2025321 PMAQI
20th Sep 2025312 PMAQI
20th Sep 2025283 PMAQI
20th Sep 2025264 PMAQI
20th Sep 2025225 PMAQI
20th Sep 2025176 PMAQI
20th Sep 2025237 PMAQI
20th Sep 2025248 PMAQI
20th Sep 2025189 PMAQI
20th Sep 20252410 PMAQI
20th Sep 20252611 PMAQI
21st Sep 20252712 AMAQI
21st Sep 2025291 AMAQI
21st Sep 2025362 AMAQI
21st Sep 2025383 AMAQI
21st Sep 2025484 AMAQI
21st Sep 2025345 AMAQI
21st Sep 2025296 AMAQI

16°C11/22°C

21st Sep 2025237 AMAQI
21st Sep 2025208 AMAQI
21st Sep 2025219 AMAQI
21st Sep 20252110 AMAQI
21st Sep 20251911 AMAQI
21st Sep 20252512 PMAQI
21st Sep 2025331 PMAQI
21st Sep 2025312 PMAQI
21st Sep 2025293 PMAQI
21st Sep 2025254 PMAQI
21st Sep 2025245 PMAQI
21st Sep 2025286 PMAQI
21st Sep 2025277 PMAQI
21st Sep 2025268 PMAQI
21st Sep 2025249 PMAQI
21st Sep 20252610 PMAQI
21st Sep 20252511 PMAQI
22nd Sep 20252412 AMAQI
22nd Sep 2025221 AMAQI
22nd Sep 2025212 AMAQI
22nd Sep 2025203 AMAQI
22nd Sep 2025184 AMAQI
22nd Sep 2025185 AMAQI
22nd Sep 2025156 AMAQI

15°C9/22°C

22nd Sep 2025227 AMAQI
22nd Sep 2025198 AMAQI
22nd Sep 2025169 AMAQI
22nd Sep 20251610 AMAQI
22nd Sep 20251911 AMAQI
22nd Sep 20252212 PMAQI
22nd Sep 2025291 PMAQI
22nd Sep 2025242 PMAQI
22nd Sep 2025223 PMAQI
22nd Sep 2025234 PMAQI
22nd Sep 2025235 PMAQI
22nd Sep 2025186 PMAQI
22nd Sep 2025217 PMAQI
22nd Sep 2025228 PMAQI
22nd Sep 2025209 PMAQI
22nd Sep 20252010 PMAQI
22nd Sep 20252111 PMAQI
23rd Sep 20252212 AMAQI
23rd Sep 2025201 AMAQI
23rd Sep 2025182 AMAQI
23rd Sep 2025163 AMAQI
23rd Sep 2025144 AMAQI
23rd Sep 2025145 AMAQI
23rd Sep 2025186 AMAQI

17°C10/25°C

23rd Sep 2025187 AMAQI
23rd Sep 2025188 AMAQI
23rd Sep 2025169 AMAQI
23rd Sep 20251610 AMAQI
23rd Sep 20251711 AMAQI
23rd Sep 20252412 PMAQI
23rd Sep 2025281 PMAQI
23rd Sep 2025232 PMAQI
23rd Sep 2025203 PMAQI
23rd Sep 2025194 PMAQI
23rd Sep 2025195 PMAQI
23rd Sep 2025206 PMAQI
23rd Sep 2025197 PMAQI
23rd Sep 2025208 PMAQI
23rd Sep 2025199 PMAQI
23rd Sep 20252010 PMAQI
23rd Sep 20251811 PMAQI
24th Sep 20251812 AMAQI
24th Sep 2025161 AMAQI
24th Sep 2025182 AMAQI
24th Sep 2025173 AMAQI
24th Sep 2025184 AMAQI
24th Sep 2025165 AMAQI
24th Sep 2025166 AMAQI

18°C10/27°C

24th Sep 2025177 AMAQI
24th Sep 2025178 AMAQI
24th Sep 2025169 AMAQI
24th Sep 20251510 AMAQI
24th Sep 20251711 AMAQI
24th Sep 20252012 PMAQI
24th Sep 2025271 PMAQI
24th Sep 2025222 PMAQI
24th Sep 2025203 PMAQI
24th Sep 2025184 PMAQI
24th Sep 2025175 PMAQI
24th Sep 2025166 PMAQI
24th Sep 2025187 PMAQI
24th Sep 2025198 PMAQI
24th Sep 2025189 PMAQI
24th Sep 20251810 PMAQI
24th Sep 20251811 PMAQI
25th Sep 20253012 AMAQI
25th Sep 2025321 AMAQI
25th Sep 2025302 AMAQI
25th Sep 2025283 AMAQI
25th Sep 2025284 AMAQI
25th Sep 2025265 AMAQI
25th Sep 2025326 AMAQI

20°C11/30°C

25th Sep 2025397 AMAQI
25th Sep 2025278 AMAQI
25th Sep 2025259 AMAQI
25th Sep 20252910 AMAQI
25th Sep 20253211 AMAQI
25th Sep 20253012 PMAQI
25th Sep 2025291 PMAQI
25th Sep 2025312 PMAQI
25th Sep 2025343 PMAQI
25th Sep 2025374 PMAQI
25th Sep 2025395 PMAQI
25th Sep 2025406 PMAQI
25th Sep 2025417 PMAQI
25th Sep 2025378 PMAQI
25th Sep 2025379 PMAQI
25th Sep 20253810 PMAQI
25th Sep 20253411 PMAQI
26th Sep 20253212 AMAQI
26th Sep 2025301 AMAQI
26th Sep 2025282 AMAQI
26th Sep 2025273 AMAQI
26th Sep 2025234 AMAQI
26th Sep 2025225 AMAQI
26th Sep 2025216 AMAQI

18°C11/26°C

26th Sep 2025207 AMAQI
26th Sep 2025208 AMAQI
26th Sep 2025229 AMAQI
26th Sep 20252310 AMAQI
26th Sep 20252811 AMAQI
26th Sep 20253112 PMAQI
26th Sep 2025311 PMAQI
26th Sep 2025282 PMAQI
26th Sep 2025293 PMAQI
26th Sep 2025304 PMAQI
26th Sep 2025325 PMAQI
26th Sep 2025346 PMAQI
26th Sep 2025367 PMAQI
26th Sep 2025388 PMAQI
26th Sep 2025379 PMAQI
26th Sep 20253410 PMAQI
26th Sep 20253611 PMAQI
27th Sep 20254712 AMAQI
27th Sep 2025541 AMAQI
27th Sep 2025402 AMAQI
27th Sep 2025413 AMAQI
27th Sep 2025244 AMAQI
27th Sep 2025175 AMAQI
27th Sep 2025186 AMAQI

18°C10/26°C

27th Sep 2025207 AMAQI
27th Sep 2025238 AMAQI
27th Sep 2025249 AMAQI
27th Sep 20252310 AMAQI
27th Sep 20252411 AMAQI
27th Sep 20253212 PMAQI
27th Sep 2025381 PMAQI
27th Sep 2025242 PMAQI
27th Sep 2025243 PMAQI
27th Sep 2025224 PMAQI
27th Sep 2025215 PMAQI
27th Sep 2025206 PMAQI
27th Sep 2025217 PMAQI
27th Sep 2025188 PMAQI
27th Sep 2025219 PMAQI
27th Sep 20252410 PMAQI
27th Sep 20252311 PMAQI
28th Sep 20253212 AMAQI
28th Sep 2025391 AMAQI
28th Sep 2025412 AMAQI
28th Sep 2025563 AMAQI
28th Sep 2025324 AMAQI
28th Sep 2025205 AMAQI
28th Sep 2025236 AMAQI

17°C10/27°C

28th Sep 2025277 AMAQI
28th Sep 2025208 AMAQI
28th Sep 2025239 AMAQI
28th Sep 20252010 AMAQI
28th Sep 20252311 AMAQI
28th Sep 20252212 PMAQI
28th Sep 2025221 PMAQI
28th Sep 2025272 PMAQI
28th Sep 2025333 PMAQI
28th Sep 2025334 PMAQI
28th Sep 2025365 PMAQI
28th Sep 2025446 PMAQI
28th Sep 2025487 PMAQI
28th Sep 2025398 PMAQI
28th Sep 2025339 PMAQI
28th Sep 20252810 PMAQI
28th Sep 20252811 PMAQI
29th Sep 20252312 AMAQI
29th Sep 2025241 AMAQI
29th Sep 2025252 AMAQI
29th Sep 2025243 AMAQI
29th Sep 2025284 AMAQI
29th Sep 2025235 AMAQI
29th Sep 2025226 AMAQI

15°C10/21°C

29th Sep 2025247 AMAQI
29th Sep 2025228 AMAQI
29th Sep 2025249 AMAQI
29th Sep 20252610 AMAQI
29th Sep 20252611 AMAQI
29th Sep 20252312 PMAQI
29th Sep 2025281 PMAQI
29th Sep 2025302 PMAQI
29th Sep 2025253 PMAQI
29th Sep 2025224 PMAQI
29th Sep 2025245 PMAQI
29th Sep 2025296 PMAQI
29th Sep 2025267 PMAQI
29th Sep 2025208 PMAQI
29th Sep 2025279 PMAQI
29th Sep 20252710 PMAQI
29th Sep 20252011 PMAQI
30th Sep 20252012 AMAQI
30th Sep 2025291 AMAQI
30th Sep 2025152 AMAQI
30th Sep 2025173 AMAQI
30th Sep 2025174 AMAQI
30th Sep 2025235 AMAQI
30th Sep 2025226 AMAQI

13°C8/17°C

30th Sep 2025137 AMAQI
30th Sep 2025138 AMAQI
30th Sep 2025129 AMAQI
30th Sep 20251610 AMAQI
30th Sep 20251511 AMAQI
30th Sep 20251912 PMAQI
30th Sep 2025131 PMAQI
30th Sep 2025162 PMAQI
30th Sep 2025123 PMAQI
30th Sep 2025144 PMAQI
30th Sep 2025175 PMAQI
30th Sep 2025206 PMAQI
30th Sep 2025157 PMAQI
30th Sep 2025138 PMAQI
30th Sep 2025199 PMAQI
30th Sep 20252210 PMAQI
30th Sep 20251311 PMAQI
1st Oct 20251112 AMAQI
1st Oct 2025111 AMAQI
1st Oct 2025122 AMAQI
1st Oct 2025183 AMAQI
1st Oct 2025164 AMAQI
1st Oct 2025355 AMAQI
1st Oct 2025416 AMAQI

8°C6/13°C

1st Oct 2025287 AMAQI
1st Oct 2025268 AMAQI
1st Oct 2025169 AMAQI
1st Oct 20252010 AMAQI
1st Oct 20252911 AMAQI
1st Oct 20252612 PMAQI
1st Oct 2025251 PMAQI
1st Oct 2025322 PMAQI
1st Oct 2025163 PMAQI
1st Oct 2025134 PMAQI
1st Oct 2025135 PMAQI
1st Oct 2025126 PMAQI
1st Oct 2025127 PMAQI
1st Oct 2025118 PMAQI
1st Oct 2025119 PMAQI
1st Oct 20251110 PMAQI
1st Oct 20251211 PMAQI
2nd Oct 20251012 AMAQI
2nd Oct 202591 AMAQI
2nd Oct 2025262 AMAQI
2nd Oct 2025163 AMAQI
2nd Oct 2025114 AMAQI
2nd Oct 2025125 AMAQI
2nd Oct 2025106 AMAQI

10°C5/15°C

2nd Oct 2025117 AMAQI
2nd Oct 2025128 AMAQI
2nd Oct 2025149 AMAQI
2nd Oct 20252010 AMAQI
2nd Oct 20253811 AMAQI
2nd Oct 20253312 PMAQI
2nd Oct 2025311 PMAQI
2nd Oct 2025202 PMAQI
2nd Oct 2025143 PMAQI
2nd Oct 2025134 PMAQI
2nd Oct 2025145 PMAQI
2nd Oct 2025126 PMAQI
2nd Oct 2025387 PMAQI
2nd Oct 2025208 PMAQI
2nd Oct 2025329 PMAQI
2nd Oct 20253610 PMAQI
2nd Oct 20254911 PMAQI
3rd Oct 20254812 AMAQI
3rd Oct 2025451 AMAQI
3rd Oct 2025232 AMAQI
3rd Oct 2025183 AMAQI
3rd Oct 2025164 AMAQI
3rd Oct 2025225 AMAQI
3rd Oct 2025246 AMAQI

9°C5/13°C

3rd Oct 2025237 AMAQI
3rd Oct 2025248 AMAQI
3rd Oct 2025229 AMAQI
3rd Oct 20252310 AMAQI
3rd Oct 20254211 AMAQI
3rd Oct 20253912 PMAQI
3rd Oct 2025401 PMAQI
3rd Oct 2025432 PMAQI
3rd Oct 2025193 PMAQI
3rd Oct 2025174 PMAQI
3rd Oct 2025135 PMAQI
3rd Oct 2025166 PMAQI
3rd Oct 2025157 PMAQI
3rd Oct 2025128 PMAQI
3rd Oct 2025149 PMAQI
3rd Oct 20251410 PMAQI
3rd Oct 20251411 PMAQI
4th Oct 20253212 AMAQI
4th Oct 2025371 AMAQI
4th Oct 2025172 AMAQI
4th Oct 2025123 AMAQI
4th Oct 2025134 AMAQI
4th Oct 2025125 AMAQI
4th Oct 2025106 AMAQI

7°C4/12°C

4th Oct 2025117 AMAQI
4th Oct 2025118 AMAQI
4th Oct 2025119 AMAQI
4th Oct 20252610 AMAQI
4th Oct 20255311 AMAQI
4th Oct 20253212 PMAQI
4th Oct 2025361 PMAQI
4th Oct 2025212 PMAQI
4th Oct 2025423 PMAQI
4th Oct 2025314 PMAQI
4th Oct 2025125 PMAQI
4th Oct 2025126 PMAQI
4th Oct 2025487 PMAQI
4th Oct 2025518 PMAQI
4th Oct 2025429 PMAQI
4th Oct 20253910 PMAQI
4th Oct 20255911 PMAQI
5th Oct 20255812 AMAQI
5th Oct 2025601 AMAQI
5th Oct 2025462 AMAQI
5th Oct 2025523 AMAQI
5th Oct 2025524 AMAQI
5th Oct 2025505 AMAQI
5th Oct 2025216 AMAQI

10°C5/17°C

5th Oct 2025417 AMAQI
5th Oct 2025488 AMAQI
5th Oct 2025209 AMAQI
5th Oct 20251610 AMAQI
5th Oct 20254211 AMAQI
5th Oct 20254412 PMAQI
5th Oct 2025441 PMAQI
5th Oct 2025302 PMAQI
5th Oct 2025413 PMAQI
5th Oct 2025264 PMAQI
5th Oct 2025355 PMAQI
5th Oct 2025156 PMAQI
5th Oct 2025127 PMAQI
5th Oct 2025138 PMAQI
5th Oct 2025159 PMAQI
5th Oct 20251510 PMAQI
5th Oct 20251511 PMAQI
6th Oct 20254712 AMAQI
6th Oct 2025551 AMAQI
6th Oct 2025532 AMAQI
6th Oct 2025543 AMAQI
6th Oct 2025534 AMAQI
6th Oct 2025515 AMAQI
6th Oct 2025456 AMAQI

8°C2/16°C

6th Oct 2025447 AMAQI
6th Oct 2025228 AMAQI
6th Oct 2025169 AMAQI
6th Oct 20254110 AMAQI
7th Oct 2025474 AMAQI
7th Oct 2025115 AMAQI
7th Oct 2025566 AMAQI

9°C2/18°C

7th Oct 2025507 AMAQI
7th Oct 2025528 AMAQI
7th Oct 2025529 AMAQI
7th Oct 20252210 AMAQI
7th Oct 20254811 AMAQI
7th Oct 20258312 PMAQI
7th Oct 2025701 PMAQI
7th Oct 2025332 PMAQI
7th Oct 2025373 PMAQI
7th Oct 2025394 PMAQI
7th Oct 2025285 PMAQI
7th Oct 2025176 PMAQI
7th Oct 2025177 PMAQI
7th Oct 2025188 PMAQI
7th Oct 2025289 PMAQI
7th Oct 20253610 PMAQI
7th Oct 20251611 PMAQI
8th Oct 20254512 AMAQI
8th Oct 2025441 AMAQI
8th Oct 2025412 AMAQI
8th Oct 2025583 AMAQI
8th Oct 2025594 AMAQI
8th Oct 2025585 AMAQI
8th Oct 2025166 AMAQI

13°C4/21°C

8th Oct 2025147 AMAQI
8th Oct 2025138 AMAQI
8th Oct 2025199 AMAQI
8th Oct 20253010 AMAQI
8th Oct 20254611 AMAQI
8th Oct 20255812 PMAQI
8th Oct 2025531 PMAQI
8th Oct 2025552 PMAQI
8th Oct 2025313 PMAQI
8th Oct 2025234 PMAQI
8th Oct 2025405 PMAQI
8th Oct 2025426 PMAQI
8th Oct 2025227 PMAQI
8th Oct 2025288 PMAQI
8th Oct 2025319 PMAQI
8th Oct 20253710 PMAQI
8th Oct 20253011 PMAQI
9th Oct 20253112 AMAQI
9th Oct 2025201 AMAQI
9th Oct 2025162 AMAQI
9th Oct 2025243 AMAQI
9th Oct 2025264 AMAQI
9th Oct 2025205 AMAQI
9th Oct 2025226 AMAQI

13°C6/21°C

9th Oct 2025317 AMAQI
9th Oct 2025468 AMAQI
9th Oct 2025549 AMAQI
9th Oct 20256610 AMAQI
9th Oct 20256511 AMAQI
9th Oct 20255312 PMAQI
9th Oct 2025511 PMAQI
9th Oct 2025482 PMAQI
9th Oct 2025453 PMAQI
9th Oct 2025494 PMAQI
9th Oct 2025425 PMAQI
9th Oct 2025386 PMAQI
9th Oct 2025347 PMAQI
9th Oct 2025378 PMAQI
9th Oct 2025359 PMAQI
9th Oct 20253910 PMAQI
9th Oct 20252611 PMAQI
10th Oct 20252212 AMAQI
10th Oct 2025221 AMAQI
10th Oct 2025382 AMAQI
10th Oct 2025243 AMAQI
10th Oct 2025164 AMAQI
10th Oct 2025175 AMAQI
10th Oct 2025156 AMAQI

11°C6/19°C

10th Oct 2025147 AMAQI
10th Oct 2025158 AMAQI
10th Oct 2025179 AMAQI
10th Oct 20255710 AMAQI
10th Oct 20256211 AMAQI
10th Oct 20256412 PMAQI
10th Oct 2025421 PMAQI
10th Oct 2025172 PMAQI
10th Oct 2025323 PMAQI
10th Oct 2025384 PMAQI
10th Oct 2025405 PMAQI
10th Oct 2025426 PMAQI
10th Oct 2025367 PMAQI
10th Oct 2025298 PMAQI
10th Oct 2025229 PMAQI
10th Oct 20252510 PMAQI
10th Oct 20253711 PMAQI
11th Oct 20252112 AMAQI
11th Oct 2025151 AMAQI
11th Oct 2025322 AMAQI
11th Oct 2025523 AMAQI
11th Oct 2025514 AMAQI
11th Oct 2025435 AMAQI
11th Oct 2025236 AMAQI

8°C4/13°C

11th Oct 2025247 AMAQI
11th Oct 2025238 AMAQI
11th Oct 2025249 AMAQI
11th Oct 20252610 AMAQI
11th Oct 20251011 AMAQI
11th Oct 20251512 PMAQI
11th Oct 2025411 PMAQI
11th Oct 2025512 PMAQI
11th Oct 2025393 PMAQI
11th Oct 2025244 PMAQI
11th Oct 2025295 PMAQI
11th Oct 2025296 PMAQI
11th Oct 2025237 PMAQI
11th Oct 2025208 PMAQI
11th Oct 2025149 PMAQI
11th Oct 20253810 PMAQI
11th Oct 20251711 PMAQI
12th Oct 20255112 AMAQI
12th Oct 20251241 AMAQI
12th Oct 20251182 AMAQI
12th Oct 2025913 AMAQI
12th Oct 2025844 AMAQI
12th Oct 2025825 AMAQI
12th Oct 2025796 AMAQI

6°C2/10°C

12th Oct 2025777 AMAQI
12th Oct 2025828 AMAQI
12th Oct 2025669 AMAQI
12th Oct 20253910 AMAQI
12th Oct 20255611 AMAQI
12th Oct 20255412 PMAQI
12th Oct 2025541 PMAQI
12th Oct 2025572 PMAQI
12th Oct 2025563 PMAQI
12th Oct 2025364 PMAQI
12th Oct 202595 PMAQI
12th Oct 2025166 PMAQI
12th Oct 2025127 PMAQI
12th Oct 2025128 PMAQI
12th Oct 2025169 PMAQI
12th Oct 20251610 PMAQI
12th Oct 20251611 PMAQI
13th Oct 20251712 AMAQI
13th Oct 2025161 AMAQI
13th Oct 2025122 AMAQI
13th Oct 2025103 AMAQI
13th Oct 202564 AMAQI
13th Oct 202595 AMAQI
13th Oct 2025116 AMAQI

7°C2/16°C

13th Oct 2025107 AMAQI
13th Oct 202588 AMAQI
13th Oct 2025129 AMAQI
13th Oct 20252110 AMAQI
13th Oct 20253911 AMAQI
13th Oct 20252612 PMAQI
13th Oct 2025351 PMAQI
13th Oct 2025662 PMAQI
13th Oct 2025663 PMAQI
13th Oct 2025544 PMAQI
13th Oct 2025265 PMAQI
13th Oct 2025146 PMAQI
13th Oct 2025317 PMAQI
13th Oct 2025368 PMAQI
13th Oct 2025549 PMAQI
13th Oct 20256810 PMAQI
13th Oct 20256811 PMAQI
14th Oct 20257012 AMAQI
14th Oct 2025671 AMAQI
14th Oct 2025832 AMAQI
14th Oct 2025803 AMAQI
14th Oct 2025794 AMAQI
14th Oct 2025165 AMAQI
14th Oct 2025226 AMAQI

6°C3/10°C

14th Oct 2025257 AMAQI
14th Oct 2025338 AMAQI
14th Oct 2025769 AMAQI
14th Oct 20257310 AMAQI
14th Oct 20257611 AMAQI
14th Oct 20257712 PMAQI
14th Oct 2025461 PMAQI
14th Oct 2025352 PMAQI
14th Oct 2025393 PMAQI
14th Oct 2025354 PMAQI
14th Oct 2025225 PMAQI
14th Oct 2025176 PMAQI
14th Oct 2025137 PMAQI
14th Oct 2025178 PMAQI
14th Oct 2025269 PMAQI
14th Oct 20251610 PMAQI
14th Oct 20257011 PMAQI
15th Oct 20257112 AMAQI
15th Oct 2025671 AMAQI
15th Oct 2025232 AMAQI
15th Oct 2025223 AMAQI
15th Oct 2025204 AMAQI
15th Oct 2025225 AMAQI
15th Oct 2025216 AMAQI

6°C2/10°C

15th Oct 2025217 AMAQI
15th Oct 2025238 AMAQI
15th Oct 2025229 AMAQI
15th Oct 20252510 AMAQI
15th Oct 20252411 AMAQI
15th Oct 20252812 PMAQI
15th Oct 2025231 PMAQI
15th Oct 2025112 PMAQI
15th Oct 2025133 PMAQI
15th Oct 2025124 PMAQI
15th Oct 2025165 PMAQI
15th Oct 2025226 PMAQI
15th Oct 2025317 PMAQI
15th Oct 2025448 PMAQI
15th Oct 2025759 PMAQI
15th Oct 20258210 PMAQI
15th Oct 20257811 PMAQI
16th Oct 20253612 AMAQI
16th Oct 2025211 AMAQI
16th Oct 2025722 AMAQI
16th Oct 2025913 AMAQI
16th Oct 2025934 AMAQI
16th Oct 2025625 AMAQI
16th Oct 2025536 AMAQI

4°C-1/8°C

16th Oct 2025537 AMAQI
16th Oct 2025538 AMAQI
16th Oct 2025469 AMAQI
16th Oct 20254410 AMAQI
16th Oct 20254211 AMAQI
16th Oct 20254012 PMAQI
16th Oct 2025301 PMAQI
16th Oct 2025222 PMAQI
16th Oct 2025203 PMAQI
16th Oct 2025214 PMAQI
16th Oct 2025335 PMAQI
16th Oct 2025346 PMAQI
16th Oct 2025387 PMAQI
16th Oct 2025368 PMAQI
16th Oct 2025349 PMAQI
16th Oct 20258010 PMAQI
16th Oct 20256311 PMAQI
17th Oct 20255812 AMAQI
17th Oct 2025581 AMAQI
17th Oct 2025662 AMAQI
17th Oct 2025643 AMAQI
17th Oct 2025634 AMAQI
17th Oct 2025615 AMAQI
17th Oct 2025246 AMAQI

7°C1/15°C

17th Oct 2025427 AMAQI
7 AM
17th Oct 2025498 AMAQI
17th Oct 2025479 AMAQI
17th Oct 20255610 AMAQI
17th Oct 20255811 AMAQI
17th Oct 20255912 PMAQI
12 PM
17th Oct 2025471 PMAQI
17th Oct 2025182 PMAQI
17th Oct 2025343 PMAQI
17th Oct 2025364 PMAQI
17th Oct 2025245 PMAQI
17th Oct 2025226 PMAQI
6 PM
17th Oct 2025217 PMAQI
12 AM
6 AM

11°C3/19°C

昼間
平均最高時間
11 AM - 1 PM

36AQI

3 時間 / 日
90 時間 / 月
平均最低時間
6 PM

24AQI

1 時間 / 日
30 時間 / 月
過去30日間、昼間の最高AQIは 11 AM から 1 PM の間に記録され(平均 36)、最も低いAQIは 6 PM から 6 PM の間に記録され(平均 24)ました。
夜間
平均最高時間
1 AM - 4 AM

35AQI

4 時間 / 日
120 時間 / 月
平均最低時間
8 PM

25AQI

1 時間 / 日
30 時間 / 月
過去30日間、昼間の最高AQIは 1 AM から 4 AM の間に記録され(平均 35)、最も低いAQIは 8 PM から 8 PM の間に記録され(平均 25)ました。

2025 年間 vs 空気品質

Portola, California, United States

2025

96%

197

4%

9

過去291 日間の AQI カテゴリ別総日数(2025 年) (74 日残り)

良い
197 日
適度
9 日
悪い
0 日
不健康
0 日
深刻
0 日
危険
0 日



WHOの安全な 空気品質基準以下: 96%

健康リスクレベル:

非常に低い

2025 年、96% の 291 日は WHO の安全な空気品質基準内でした。健康問題のリスクは 非常に低い ですが、健康への影響はまだ不明です。

年間空気品質インサイト

Portola, California, United States

2025 年のAQIレベル

AQI
PM2.5
PM10
CO
SO2
NO2
O3

1月

2月

3月

4月

5月

6月

7月

8月

9月

10月

11月

12月

-1th undefined 2025
-1th undefined 2025
-1th undefined 2025
1st 1月 2025
2nd 1月 2025
3rd 1月 2025
4th 1月 2025
5th 1月 2025
6th 1月 2025
7th 1月 2025
8th 1月 2025
9th 1月 2025
10th 1月 2025
11th 1月 2025
12th 1月 2025
13th 1月 2025
14th 1月 2025
15th 1月 2025
16th 1月 2025
17th 1月 2025
18th 1月 2025
19th 1月 2025
20th 1月 2025
21st 1月 2025
22nd 1月 2025
23rd 1月 2025
24th 1月 2025
25th 1月 2025
26th 1月 2025
27th 1月 2025
28th 1月 2025
29th 1月 2025
30th 1月 2025
31st 1月 2025
1st 2月 2025
2nd 2月 2025
3rd 2月 2025
4th 2月 2025
5th 2月 2025
6th 2月 2025
7th 2月 2025
8th 2月 2025
9th 2月 2025
10th 2月 2025
11th 2月 2025
12th 2月 2025
13th 2月 2025
14th 2月 2025
15th 2月 2025
16th 2月 2025
17th 2月 2025
18th 2月 2025
19th 2月 2025
20th 2月 2025
21st 2月 2025
22nd 2月 2025
23rd 2月 2025
24th 2月 2025
25th 2月 2025
26th 2月 2025
27th 2月 2025
28th 2月 2025
1st 3月 2025
2nd 3月 2025
3rd 3月 2025
4th 3月 2025
5th 3月 2025
6th 3月 2025
7th 3月 2025
8th 3月 2025
9th 3月 2025
10th 3月 2025
11th 3月 2025
12th 3月 2025
13th 3月 2025
14th 3月 2025
15th 3月 2025
16th 3月 2025
17th 3月 2025
18th 3月 2025
19th 3月 2025
20th 3月 2025
21st 3月 2025
22nd 3月 2025
23rd 3月 2025
24th 3月 2025
25th 3月 2025
26th 3月 2025
26AQI
27th 3月 2025
22AQI
28th 3月 2025
34AQI
29th 3月 2025
44AQI
30th 3月 2025
44AQI
31st 3月 2025
28AQI
1st 4月 2025
35AQI
2nd 4月 2025
25AQI
3rd 4月 2025
53AQI
4th 4月 2025
51AQI
5th 4月 2025
40AQI
6th 4月 2025
32AQI
7th 4月 2025
23AQI
8th 4月 2025
36AQI
9th 4月 2025
42AQI
10th 4月 2025
45AQI
11th 4月 2025
40AQI
12th 4月 2025
29AQI
13th 4月 2025
33AQI
14th 4月 2025
40AQI
15th 4月 2025
40AQI
16th 4月 2025
45AQI
17th 4月 2025
36AQI
18th 4月 2025
29AQI
19th 4月 2025
34AQI
20th 4月 2025
34AQI
21st 4月 2025
29AQI
22nd 4月 2025
29AQI
23rd 4月 2025
41AQI
24th 4月 2025
43AQI
25th 4月 2025
38AQI
26th 4月 2025
40AQI
27th 4月 2025
27AQI
28th 4月 2025
27AQI
29th 4月 2025
37AQI
30th 4月 2025
33AQI
1st 5月 2025
25AQI
2nd 5月 2025
26AQI
3rd 5月 2025
25AQI
4th 5月 2025
21AQI
5th 5月 2025
17AQI
6th 5月 2025
19AQI
7th 5月 2025
20AQI
8th 5月 2025
28AQI
9th 5月 2025
25AQI
10th 5月 2025
25AQI
11th 5月 2025
21AQI
12th 5月 2025
26AQI
13th 5月 2025
35AQI
14th 5月 2025
36AQI
15th 5月 2025
24AQI
16th 5月 2025
27AQI
17th 5月 2025
28AQI
18th 5月 2025
29AQI
19th 5月 2025
24AQI
20th 5月 2025
21AQI
21st 5月 2025
28AQI
22nd 5月 2025
25AQI
23rd 5月 2025
23AQI
24th 5月 2025
25AQI
25th 5月 2025
25AQI
26th 5月 2025
24AQI
27th 5月 2025
22AQI
28th 5月 2025
26AQI
29th 5月 2025
28AQI
30th 5月 2025
32AQI
31st 5月 2025
27AQI
1st 6月 2025
29AQI
2nd 6月 2025
23AQI
3rd 6月 2025
25AQI
4th 6月 2025
27AQI
5th 6月 2025
28AQI
6th 6月 2025
31AQI
7th 6月 2025
34AQI
8th 6月 2025
32AQI
9th 6月 2025
29AQI
10th 6月 2025
34AQI
11th 6月 2025
29AQI
12th 6月 2025
29AQI
13th 6月 2025
32AQI
14th 6月 2025
28AQI
15th 6月 2025
26AQI
16th 6月 2025
25AQI
17th 6月 2025
28AQI
18th 6月 2025
30AQI
19th 6月 2025
26AQI
20th 6月 2025
29AQI
21st 6月 2025
48AQI
22nd 6月 2025
44AQI
23rd 6月 2025
41AQI
24th 6月 2025
33AQI
25th 6月 2025
34AQI
26th 6月 2025
30AQI
27th 6月 2025
34AQI
28th 6月 2025
36AQI
29th 6月 2025
33AQI
30th 6月 2025
35AQI
1st 7月 2025
34AQI
2nd 7月 2025
37AQI
3rd 7月 2025
29AQI
4th 7月 2025
24AQI
5th 7月 2025
29AQI
6th 7月 2025
27AQI
7th 7月 2025
29AQI
8th 7月 2025
25AQI
9th 7月 2025
27AQI
10th 7月 2025
39AQI
11th 7月 2025
57AQI
12th 7月 2025
54AQI
13th 7月 2025
55AQI
14th 7月 2025
55AQI
15th 7月 2025
41AQI
16th 7月 2025
37AQI
17th 7月 2025
40AQI
18th 7月 2025
39AQI
19th 7月 2025
30AQI
20th 7月 2025
28AQI
21st 7月 2025
24AQI
22nd 7月 2025
21AQI
23rd 7月 2025
22AQI
24th 7月 2025
22AQI
25th 7月 2025
23AQI
26th 7月 2025
22AQI
27th 7月 2025
21AQI
28th 7月 2025
24AQI
29th 7月 2025
25AQI
30th 7月 2025
24AQI
31st 7月 2025
31AQI
1st 8月 2025
25AQI
2nd 8月 2025
27AQI
3rd 8月 2025
23AQI
4th 8月 2025
25AQI
5th 8月 2025
32AQI
6th 8月 2025
36AQI
7th 8月 2025
31AQI
8th 8月 2025
33AQI
9th 8月 2025
27AQI
10th 8月 2025
26AQI
11th 8月 2025
28AQI
12th 8月 2025
36AQI
13th 8月 2025
35AQI
14th 8月 2025
37AQI
15th 8月 2025
33AQI
16th 8月 2025
30AQI
17th 8月 2025
21AQI
18th 8月 2025
21AQI
19th 8月 2025
25AQI
20th 8月 2025
30AQI
21st 8月 2025
33AQI
22nd 8月 2025
29AQI
23rd 8月 2025
30AQI
24th 8月 2025
32AQI
25th 8月 2025
30AQI
26th 8月 2025
32AQI
27th 8月 2025
36AQI
28th 8月 2025
25AQI
29th 8月 2025
26AQI
30th 8月 2025
31AQI
31st 8月 2025
39AQI
1st 9月 2025
30AQI
2nd 9月 2025
29AQI
3rd 9月 2025
42AQI
4th 9月 2025
36AQI
5th 9月 2025
39AQI
6th 9月 2025
36AQI
7th 9月 2025
33AQI
8th 9月 2025
28AQI
9th 9月 2025
26AQI
10th 9月 2025
26AQI
11th 9月 2025
20AQI
12th 9月 2025
21AQI
13th 9月 2025
24AQI
14th 9月 2025
24AQI
15th 9月 2025
22AQI
16th 9月 2025
20AQI
17th 9月 2025
20AQI
18th 9月 2025
22AQI
19th 9月 2025
27AQI
20th 9月 2025
24AQI
21st 9月 2025
29AQI
22nd 9月 2025
20AQI
23rd 9月 2025
19AQI
24th 9月 2025
18AQI
25th 9月 2025
33AQI
26th 9月 2025
29AQI
27th 9月 2025
27AQI
28th 9月 2025
32AQI
29th 9月 2025
25AQI
30th 9月 2025
18AQI
1st 10月 2025
19AQI
2nd 10月 2025
21AQI
3rd 10月 2025
24AQI
4th 10月 2025
28AQI
5th 10月 2025
39AQI
6th 10月 2025
52AQI
7th 10月 2025
36AQI
8th 10月 2025
39AQI
9th 10月 2025
36AQI
10th 10月 2025
31AQI
11th 10月 2025
28AQI
12th 10月 2025
56AQI
13th 10月 2025
28AQI
14th 10月 2025
50AQI
15th 10月 2025
36AQI
16th 10月 2025
49AQI
17th 10月 2025
58AQI
18th 10月 2025
19th 10月 2025
20th 10月 2025
21st 10月 2025
22nd 10月 2025
23rd 10月 2025
24th 10月 2025
25th 10月 2025
26th 10月 2025
27th 10月 2025
28th 10月 2025
29th 10月 2025
30th 10月 2025
31st 10月 2025
1st 11月 2025
2nd 11月 2025
3rd 11月 2025
4th 11月 2025
5th 11月 2025
6th 11月 2025
7th 11月 2025
8th 11月 2025
9th 11月 2025
10th 11月 2025
11th 11月 2025
12th 11月 2025
13th 11月 2025
14th 11月 2025
15th 11月 2025
16th 11月 2025
17th 11月 2025
18th 11月 2025
19th 11月 2025
20th 11月 2025
21st 11月 2025
22nd 11月 2025
23rd 11月 2025
24th 11月 2025
25th 11月 2025
26th 11月 2025
27th 11月 2025
28th 11月 2025
29th 11月 2025
30th 11月 2025
1st 12月 2025
2nd 12月 2025
3rd 12月 2025
4th 12月 2025
5th 12月 2025
6th 12月 2025
7th 12月 2025
8th 12月 2025
9th 12月 2025
10th 12月 2025
11th 12月 2025
12th 12月 2025
13th 12月 2025
14th 12月 2025
15th 12月 2025
16th 12月 2025
17th 12月 2025
18th 12月 2025
19th 12月 2025
20th 12月 2025
21st 12月 2025
22nd 12月 2025
23rd 12月 2025
24th 12月 2025
25th 12月 2025
26th 12月 2025
27th 12月 2025
28th 12月 2025
29th 12月 2025
30th 12月 2025
31st 12月 2025

33AQI

36AQI

25AQI

31AQI

32AQI

30AQI

27AQI

37AQI


日数

1月2月3月4月5月6月7月8月9月10月11月12月総日数

202531AQI

6
28
2
31
30
27
4
31
30
14
3
197
9

記録された最高 AQI

10月

37AQI


記録された最低 AQI

5月

25AQI


過去1 年間の最も汚染された年と最も清浄な年

最も汚染された
2025(平均)
31AQI
最も清浄な
2025(平均)
31AQI


Portola の年間 2025 AQI(31)は、前年と比較して NaN% (改善 AQI) の平均パーセント変動を示しています: 。