Joetsu, Niigata, Japan 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+
9月 空気品質分析
Joetsu, Niigata, Japan
2021
2022
2023
2024
2025
AQI
.
日
AQIトレンド: 最高値と最低値
記録された最高AQIは
16th Sep 2022
58AQI記録された最低AQIは
21st Sep 2023
21AQI同日分析 (24th September ):
この日における AQI は 5 年間 で大きく変動しました: 2025 年は 4th 位、最高 AQI は 31 で、2024 年、2022 年、2021 年に比べて改善が見られました。
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
昼夜AQIトレンド: 24th Sep - 25th Sep 2025
Joetsu, Niigata, Japan
AQI
日
夜
.
5 AM24th Sep 2025
6 PM
4 AM25th Sep 2025
昼間
平均最高時間
5PM24th Sep
48AQI
平均最低時間
8AM24th Sep
27AQI
夜間
平均最高時間
6PM24th Sep
44AQI
平均最低時間
4AM25th Sep
28AQI
過去24時間で、
Joetsu のAQI は 日 の 48 で最高値を記録し、最も低い 27 は 8 AM に 日 に記録されました。
昼夜AQIトレンド : Aug - Sep 2025
Joetsu, Niigata, Japan
AugSep
26th - 27th27th - 28th28th - 29th29th - 30th30th - 31st31st - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th - 06th06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th
日
夜
26th Aug 2025525 AMAQI
26th Aug 2025526 AMAQI
26th Aug 2025527 AMAQI
26th Aug 2025518 AMAQI
26th Aug 2025539 AMAQI
26th Aug 20256110 AMAQI
26th Aug 20256211 AMAQI
26th Aug 20256212 PMAQI
26th Aug 2025601 PMAQI
26th Aug 2025572 PMAQI
26th Aug 2025583 PMAQI
26th Aug 2025564 PMAQI
26th Aug 2025605 PMAQI
26th Aug 2025566 PMAQI
26th Aug 2025587 PMAQI
26th Aug 2025568 PMAQI
26th Aug 2025549 PMAQI
26th Aug 20255510 PMAQI
26th Aug 20255611 PMAQI
27th Aug 20255612 AMAQI
27th Aug 2025521 AMAQI
27th Aug 2025502 AMAQI
27th Aug 2025523 AMAQI
27th Aug 2025524 AMAQI
27°C23/31°C
27th Aug 2025535 AMAQI
27th Aug 2025536 AMAQI
27th Aug 2025537 AMAQI
27th Aug 2025548 AMAQI
27th Aug 2025459 AMAQI
27th Aug 20255210 AMAQI
27th Aug 20254211 AMAQI
27th Aug 20255612 PMAQI
27th Aug 2025401 PMAQI
27th Aug 2025422 PMAQI
27th Aug 2025403 PMAQI
27th Aug 2025474 PMAQI
27th Aug 2025495 PMAQI
27th Aug 2025486 PMAQI
27th Aug 2025467 PMAQI
27th Aug 2025388 PMAQI
27th Aug 2025449 PMAQI
27th Aug 20254310 PMAQI
27th Aug 20254211 PMAQI
28th Aug 20254112 AMAQI
28th Aug 2025481 AMAQI
28th Aug 2025522 AMAQI
28th Aug 2025523 AMAQI
28th Aug 2025524 AMAQI
25°C22/29°C
28th Aug 2025525 AMAQI
28th Aug 2025526 AMAQI
28th Aug 2025527 AMAQI
28th Aug 2025528 AMAQI
28th Aug 2025269 AMAQI
28th Aug 20253110 AMAQI
28th Aug 20252511 AMAQI
28th Aug 20252812 PMAQI
28th Aug 2025341 PMAQI
28th Aug 2025262 PMAQI
28th Aug 2025283 PMAQI
28th Aug 2025324 PMAQI
28th Aug 2025315 PMAQI
28th Aug 2025326 PMAQI
28th Aug 2025287 PMAQI
28th Aug 2025438 PMAQI
28th Aug 2025419 PMAQI
28th Aug 20253910 PMAQI
28th Aug 20254211 PMAQI
29th Aug 20253812 AMAQI
29th Aug 2025481 AMAQI
29th Aug 2025512 AMAQI
29th Aug 2025503 AMAQI
29th Aug 2025484 AMAQI
24°C21/28°C
29th Aug 2025475 AMAQI
29th Aug 2025476 AMAQI
29th Aug 2025487 AMAQI
29th Aug 2025468 AMAQI
29th Aug 2025339 AMAQI
29th Aug 20253210 AMAQI
29th Aug 20253811 AMAQI
29th Aug 20254012 PMAQI
29th Aug 2025451 PMAQI
29th Aug 2025502 PMAQI
29th Aug 2025543 PMAQI
29th Aug 2025504 PMAQI
29th Aug 2025575 PMAQI
29th Aug 2025566 PMAQI
29th Aug 2025567 PMAQI
29th Aug 2025508 PMAQI
29th Aug 2025509 PMAQI
29th Aug 20254810 PMAQI
29th Aug 20255111 PMAQI
30th Aug 20254812 AMAQI
30th Aug 2025481 AMAQI
30th Aug 2025462 AMAQI
30th Aug 2025473 AMAQI
30th Aug 2025474 AMAQI
25°C21/29°C
30th Aug 2025495 AMAQI
30th Aug 2025486 AMAQI
30th Aug 2025477 AMAQI
30th Aug 2025498 AMAQI
30th Aug 2025469 AMAQI
30th Aug 20255310 AMAQI
30th Aug 20254811 AMAQI
30th Aug 20255212 PMAQI
30th Aug 2025521 PMAQI
30th Aug 2025452 PMAQI
30th Aug 2025483 PMAQI
30th Aug 2025534 PMAQI
30th Aug 2025505 PMAQI
30th Aug 2025426 PMAQI
30th Aug 2025507 PMAQI
30th Aug 2025498 PMAQI
30th Aug 2025459 PMAQI
30th Aug 20254710 PMAQI
30th Aug 20254611 PMAQI
31st Aug 20254612 AMAQI
31st Aug 2025491 AMAQI
31st Aug 2025482 AMAQI
31st Aug 2025493 AMAQI
31st Aug 2025474 AMAQI
26°C22/30°C
31st Aug 2025495 AMAQI
31st Aug 2025486 AMAQI
31st Aug 2025487 AMAQI
31st Aug 2025508 AMAQI
31st Aug 2025519 AMAQI
31st Aug 20255610 AMAQI
31st Aug 20255411 AMAQI
31st Aug 20255812 PMAQI
31st Aug 2025491 PMAQI
31st Aug 2025482 PMAQI
31st Aug 2025493 PMAQI
31st Aug 2025494 PMAQI
31st Aug 2025495 PMAQI
31st Aug 2025446 PMAQI
31st Aug 2025447 PMAQI
31st Aug 2025448 PMAQI
31st Aug 2025509 PMAQI
31st Aug 20254410 PMAQI
31st Aug 20254811 PMAQI
1st Sep 20254612 AMAQI
1st Sep 2025461 AMAQI
1st Sep 2025472 AMAQI
1st Sep 2025473 AMAQI
1st Sep 2025504 AMAQI
26°C22/30°C
1st Sep 2025505 AMAQI
1st Sep 2025486 AMAQI
1st Sep 2025507 AMAQI
1st Sep 2025518 AMAQI
1st Sep 2025409 AMAQI
1st Sep 20254210 AMAQI
1st Sep 20254211 AMAQI
1st Sep 20254112 PMAQI
1st Sep 2025421 PMAQI
1st Sep 2025392 PMAQI
1st Sep 2025523 PMAQI
1st Sep 2025394 PMAQI
1st Sep 2025405 PMAQI
1st Sep 2025326 PMAQI
1st Sep 2025357 PMAQI
1st Sep 2025368 PMAQI
1st Sep 2025389 PMAQI
1st Sep 20253910 PMAQI
1st Sep 20254311 PMAQI
2nd Sep 20254312 AMAQI
2nd Sep 2025461 AMAQI
2nd Sep 2025462 AMAQI
2nd Sep 2025463 AMAQI
2nd Sep 2025464 AMAQI
27°C23/32°C
2nd Sep 2025445 AMAQI
2nd Sep 2025476 AMAQI
2nd Sep 2025467 AMAQI
2nd Sep 2025458 AMAQI
2nd Sep 2025269 AMAQI
2nd Sep 20253810 AMAQI
2nd Sep 20254011 AMAQI
2nd Sep 20254512 PMAQI
2nd Sep 2025411 PMAQI
2nd Sep 2025292 PMAQI
2nd Sep 2025463 PMAQI
2nd Sep 2025274 PMAQI
2nd Sep 2025295 PMAQI
2nd Sep 2025426 PMAQI
2nd Sep 2025337 PMAQI
2nd Sep 2025398 PMAQI
2nd Sep 2025409 PMAQI
2nd Sep 20253710 PMAQI
2nd Sep 20253611 PMAQI
3rd Sep 20253612 AMAQI
3rd Sep 2025381 AMAQI
3rd Sep 2025432 AMAQI
3rd Sep 2025463 AMAQI
3rd Sep 2025444 AMAQI
27°C23/32°C
3rd Sep 2025425 AMAQI
3rd Sep 2025426 AMAQI
3rd Sep 2025437 AMAQI
3rd Sep 2025428 AMAQI
3rd Sep 2025239 AMAQI
3rd Sep 20252710 AMAQI
3rd Sep 20252811 AMAQI
3rd Sep 20252412 PMAQI
3rd Sep 2025301 PMAQI
3rd Sep 2025242 PMAQI
3rd Sep 2025243 PMAQI
3rd Sep 2025264 PMAQI
3rd Sep 2025265 PMAQI
3rd Sep 2025246 PMAQI
3rd Sep 2025257 PMAQI
3rd Sep 2025298 PMAQI
3rd Sep 2025319 PMAQI
3rd Sep 20253410 PMAQI
3rd Sep 20253111 PMAQI
4th Sep 20253212 AMAQI
4th Sep 2025401 AMAQI
4th Sep 2025442 AMAQI
4th Sep 2025423 AMAQI
4th Sep 2025404 AMAQI
25°C22/28°C
4th Sep 2025405 AMAQI
4th Sep 2025396 AMAQI
4th Sep 2025387 AMAQI
4th Sep 2025398 AMAQI
4th Sep 2025279 AMAQI
4th Sep 20252410 AMAQI
4th Sep 20252111 AMAQI
4th Sep 20252112 PMAQI
4th Sep 2025201 PMAQI
4th Sep 2025232 PMAQI
4th Sep 2025203 PMAQI
4th Sep 2025204 PMAQI
4th Sep 2025365 PMAQI
4th Sep 2025346 PMAQI
4th Sep 2025297 PMAQI
4th Sep 2025288 PMAQI
4th Sep 2025289 PMAQI
4th Sep 20252710 PMAQI
4th Sep 20252311 PMAQI
5th Sep 20251812 AMAQI
5th Sep 2025241 AMAQI
5th Sep 2025372 AMAQI
5th Sep 2025383 AMAQI
5th Sep 2025374 AMAQI
25°C22/29°C
5th Sep 2025365 AMAQI
5th Sep 2025366 AMAQI
5th Sep 2025367 AMAQI
5th Sep 2025358 AMAQI
5th Sep 2025209 AMAQI
5th Sep 20252010 AMAQI
5th Sep 20252111 AMAQI
5th Sep 20251812 PMAQI
5th Sep 2025171 PMAQI
5th Sep 2025192 PMAQI
5th Sep 2025183 PMAQI
5th Sep 2025194 PMAQI
5th Sep 2025215 PMAQI
5th Sep 2025226 PMAQI
5th Sep 2025337 PMAQI
5th Sep 2025288 PMAQI
5th Sep 2025289 PMAQI
5th Sep 20252710 PMAQI
5th Sep 20252911 PMAQI
6th Sep 20252712 AMAQI
6th Sep 2025281 AMAQI
6th Sep 2025282 AMAQI
6th Sep 2025303 AMAQI
6th Sep 2025294 AMAQI
24°C21/26°C
6th Sep 2025295 AMAQI
6th Sep 2025286 AMAQI
6th Sep 2025287 AMAQI
6th Sep 2025288 AMAQI
6th Sep 2025199 AMAQI
6th Sep 20252410 AMAQI
6th Sep 20252511 AMAQI
6th Sep 20252612 PMAQI
6th Sep 2025231 PMAQI
6th Sep 2025202 PMAQI
6th Sep 2025283 PMAQI
6th Sep 2025324 PMAQI
6th Sep 2025285 PMAQI
6th Sep 2025276 PMAQI
6th Sep 2025287 PMAQI
6th Sep 2025308 PMAQI
6th Sep 2025289 PMAQI
6th Sep 20252610 PMAQI
6th Sep 20252811 PMAQI
7th Sep 20252612 AMAQI
7th Sep 2025281 AMAQI
7th Sep 2025282 AMAQI
7th Sep 2025283 AMAQI
7th Sep 2025284 AMAQI
23°C20/27°C
7th Sep 2025265 AMAQI
7th Sep 2025276 AMAQI
7th Sep 2025267 AMAQI
7th Sep 2025278 AMAQI
7th Sep 2025269 AMAQI
7th Sep 20252810 AMAQI
7th Sep 20253311 AMAQI
7th Sep 20252812 PMAQI
7th Sep 2025391 PMAQI
7th Sep 2025352 PMAQI
7th Sep 2025393 PMAQI
7th Sep 2025344 PMAQI
7th Sep 2025355 PMAQI
7th Sep 2025386 PMAQI
7th Sep 2025357 PMAQI
7th Sep 2025368 PMAQI
7th Sep 2025299 PMAQI
7th Sep 20253010 PMAQI
7th Sep 20252911 PMAQI
8th Sep 20252812 AMAQI
8th Sep 2025271 AMAQI
8th Sep 2025282 AMAQI
8th Sep 2025283 AMAQI
8th Sep 2025284 AMAQI
25°C20/30°C
8th Sep 2025275 AMAQI
8th Sep 2025286 AMAQI
8th Sep 2025287 AMAQI
8th Sep 2025288 AMAQI
8th Sep 2025279 AMAQI
8th Sep 20252410 AMAQI
8th Sep 20252911 AMAQI
8th Sep 20253212 PMAQI
8th Sep 2025251 PMAQI
8th Sep 2025302 PMAQI
8th Sep 2025353 PMAQI
8th Sep 2025454 PMAQI
8th Sep 2025405 PMAQI
8th Sep 2025346 PMAQI
8th Sep 2025367 PMAQI
8th Sep 2025318 PMAQI
8th Sep 2025329 PMAQI
8th Sep 20252810 PMAQI
8th Sep 20253011 PMAQI
9th Sep 20252812 AMAQI
9th Sep 2025301 AMAQI
9th Sep 2025282 AMAQI
9th Sep 2025293 AMAQI
9th Sep 2025284 AMAQI
24°C22/27°C
9th Sep 2025305 AMAQI
9th Sep 2025326 AMAQI
9th Sep 2025307 AMAQI
9th Sep 2025308 AMAQI
9th Sep 2025459 AMAQI
9th Sep 20254210 AMAQI
9th Sep 20253711 AMAQI
9th Sep 20254412 PMAQI
9th Sep 2025391 PMAQI
9th Sep 2025402 PMAQI
9th Sep 2025363 PMAQI
9th Sep 2025474 PMAQI
9th Sep 2025435 PMAQI
9th Sep 2025426 PMAQI
9th Sep 2025527 PMAQI
9th Sep 2025408 PMAQI
9th Sep 2025319 PMAQI
9th Sep 20252810 PMAQI
9th Sep 20253211 PMAQI
10th Sep 20252812 AMAQI
10th Sep 2025281 AMAQI
10th Sep 2025302 AMAQI
10th Sep 2025293 AMAQI
10th Sep 2025324 AMAQI
25°C22/28°C
10th Sep 2025335 AMAQI
10th Sep 2025326 AMAQI
10th Sep 2025327 AMAQI
10th Sep 2025328 AMAQI
10th Sep 2025359 AMAQI
10th Sep 20253010 AMAQI
10th Sep 20253111 AMAQI
10th Sep 20253812 PMAQI
10th Sep 2025331 PMAQI
10th Sep 2025262 PMAQI
10th Sep 2025353 PMAQI
10th Sep 2025294 PMAQI
10th Sep 2025225 PMAQI
10th Sep 2025356 PMAQI
10th Sep 2025247 PMAQI
10th Sep 2025328 PMAQI
10th Sep 2025289 PMAQI
10th Sep 20253010 PMAQI
10th Sep 20252811 PMAQI
11th Sep 20252812 AMAQI
11th Sep 2025321 AMAQI
11th Sep 2025332 AMAQI
11th Sep 2025323 AMAQI
11th Sep 2025324 AMAQI
24°C21/27°C
11th Sep 2025345 AMAQI
11th Sep 2025326 AMAQI
11th Sep 2025337 AMAQI
11th Sep 2025328 AMAQI
11th Sep 2025199 AMAQI
11th Sep 20252810 AMAQI
11th Sep 20252011 AMAQI
11th Sep 20252212 PMAQI
11th Sep 2025271 PMAQI
11th Sep 2025222 PMAQI
11th Sep 2025283 PMAQI
11th Sep 2025244 PMAQI
11th Sep 2025225 PMAQI
11th Sep 2025296 PMAQI
11th Sep 2025307 PMAQI
11th Sep 2025328 PMAQI
11th Sep 2025299 PMAQI
11th Sep 20253210 PMAQI
11th Sep 20252811 PMAQI
12th Sep 20253112 AMAQI
12th Sep 2025331 AMAQI
12th Sep 2025332 AMAQI
12th Sep 2025333 AMAQI
12th Sep 2025324 AMAQI
23°C21/26°C
12th Sep 2025325 AMAQI
12th Sep 2025326 AMAQI
12th Sep 2025327 AMAQI
12th Sep 2025308 AMAQI
12th Sep 2025269 AMAQI
12th Sep 20252810 AMAQI
12th Sep 20252611 AMAQI
12th Sep 20252212 PMAQI
12th Sep 2025241 PMAQI
12th Sep 2025332 PMAQI
12th Sep 2025333 PMAQI
12th Sep 2025244 PMAQI
12th Sep 2025255 PMAQI
12th Sep 2025266 PMAQI
12th Sep 2025267 PMAQI
12th Sep 2025238 PMAQI
12th Sep 2025249 PMAQI
12th Sep 20252410 PMAQI
12th Sep 20252711 PMAQI
13th Sep 20252812 AMAQI
13th Sep 2025321 AMAQI
13th Sep 2025332 AMAQI
13th Sep 2025353 AMAQI
13th Sep 2025334 AMAQI
23°C20/27°C
13th Sep 2025345 AMAQI
13th Sep 2025336 AMAQI
13th Sep 2025357 AMAQI
13th Sep 2025338 AMAQI
13th Sep 2025189 AMAQI
13th Sep 20251810 AMAQI
13th Sep 20252411 AMAQI
13th Sep 20252412 PMAQI
13th Sep 2025201 PMAQI
13th Sep 2025182 PMAQI
13th Sep 2025193 PMAQI
13th Sep 2025214 PMAQI
13th Sep 2025195 PMAQI
13th Sep 2025186 PMAQI
13th Sep 2025187 PMAQI
13th Sep 2025248 PMAQI
13th Sep 2025269 PMAQI
13th Sep 20252610 PMAQI
13th Sep 20252811 PMAQI
14th Sep 20253212 AMAQI
14th Sep 2025361 AMAQI
14th Sep 2025352 AMAQI
14th Sep 2025333 AMAQI
14th Sep 2025324 AMAQI
24°C21/29°C
14th Sep 2025325 AMAQI
14th Sep 2025326 AMAQI
14th Sep 2025317 AMAQI
14th Sep 2025328 AMAQI
14th Sep 2025239 AMAQI
14th Sep 20251910 AMAQI
14th Sep 20251611 AMAQI
14th Sep 20251612 PMAQI
14th Sep 2025181 PMAQI
14th Sep 2025182 PMAQI
14th Sep 2025223 PMAQI
14th Sep 2025214 PMAQI
14th Sep 2025245 PMAQI
14th Sep 2025236 PMAQI
14th Sep 2025317 PMAQI
14th Sep 2025298 PMAQI
14th Sep 2025309 PMAQI
14th Sep 20253510 PMAQI
14th Sep 20252911 PMAQI
15th Sep 20252912 AMAQI
15th Sep 2025341 AMAQI
15th Sep 2025342 AMAQI
15th Sep 2025343 AMAQI
15th Sep 2025324 AMAQI
23°C21/24°C
15th Sep 2025315 AMAQI
15th Sep 2025326 AMAQI
15th Sep 2025327 AMAQI
15th Sep 2025328 AMAQI
15th Sep 2025299 AMAQI
15th Sep 20252210 AMAQI
15th Sep 20252611 AMAQI
15th Sep 20253812 PMAQI
15th Sep 2025321 PMAQI
15th Sep 2025202 PMAQI
15th Sep 2025293 PMAQI
15th Sep 2025214 PMAQI
15th Sep 2025215 PMAQI
15th Sep 2025196 PMAQI
15th Sep 2025217 PMAQI
15th Sep 2025268 PMAQI
15th Sep 2025309 PMAQI
15th Sep 20252910 PMAQI
15th Sep 20253211 PMAQI
16th Sep 20252912 AMAQI
16th Sep 2025311 AMAQI
16th Sep 2025332 AMAQI
16th Sep 2025333 AMAQI
16th Sep 2025324 AMAQI
24°C21/27°C
16th Sep 2025325 AMAQI
16th Sep 2025326 AMAQI
16th Sep 2025327 AMAQI
16th Sep 2025328 AMAQI
16th Sep 2025319 AMAQI
16th Sep 20252910 AMAQI
16th Sep 20252811 AMAQI
16th Sep 20253412 PMAQI
16th Sep 2025321 PMAQI
16th Sep 2025342 PMAQI
16th Sep 2025343 PMAQI
16th Sep 2025354 PMAQI
16th Sep 2025405 PMAQI
16th Sep 2025326 PMAQI
16th Sep 2025347 PMAQI
16th Sep 2025338 PMAQI
16th Sep 2025369 PMAQI
16th Sep 20253710 PMAQI
16th Sep 20253411 PMAQI
17th Sep 20253412 AMAQI
17th Sep 2025321 AMAQI
17th Sep 2025332 AMAQI
17th Sep 2025323 AMAQI
17th Sep 2025324 AMAQI
25°C22/29°C
17th Sep 2025335 AMAQI
17th Sep 2025336 AMAQI
17th Sep 2025337 AMAQI
17th Sep 2025338 AMAQI
17th Sep 2025399 AMAQI
17th Sep 20254110 AMAQI
17th Sep 20254411 AMAQI
17th Sep 20254812 PMAQI
17th Sep 2025501 PMAQI
17th Sep 2025502 PMAQI
17th Sep 2025403 PMAQI
17th Sep 2025364 PMAQI
17th Sep 2025465 PMAQI
17th Sep 2025356 PMAQI
17th Sep 2025357 PMAQI
17th Sep 2025358 PMAQI
17th Sep 2025349 PMAQI
17th Sep 20253310 PMAQI
17th Sep 20253311 PMAQI
18th Sep 20253412 AMAQI
18th Sep 2025341 AMAQI
18th Sep 2025342 AMAQI
18th Sep 2025343 AMAQI
18th Sep 2025354 AMAQI
25°C21/29°C
18th Sep 2025365 AMAQI
18th Sep 2025366 AMAQI
18th Sep 2025367 AMAQI
18th Sep 2025368 AMAQI
18th Sep 2025319 AMAQI
18th Sep 20253210 AMAQI
18th Sep 20253111 AMAQI
18th Sep 20252512 PMAQI
18th Sep 2025201 PMAQI
18th Sep 2025202 PMAQI
18th Sep 2025183 PMAQI
18th Sep 2025204 PMAQI
18th Sep 2025205 PMAQI
18th Sep 2025176 PMAQI
18th Sep 2025167 PMAQI
18th Sep 2025208 PMAQI
18th Sep 2025279 PMAQI
18th Sep 20252610 PMAQI
18th Sep 20252811 PMAQI
19th Sep 20252812 AMAQI
19th Sep 2025311 AMAQI
19th Sep 2025342 AMAQI
19th Sep 2025343 AMAQI
19th Sep 2025344 AMAQI
21°C19/24°C
19th Sep 2025335 AMAQI
19th Sep 2025346 AMAQI
19th Sep 2025347 AMAQI
19th Sep 2025348 AMAQI
19th Sep 2025219 AMAQI
19th Sep 20251510 AMAQI
19th Sep 20251611 AMAQI
19th Sep 20251812 PMAQI
19th Sep 2025201 PMAQI
19th Sep 2025202 PMAQI
19th Sep 2025223 PMAQI
19th Sep 2025214 PMAQI
19th Sep 2025185 PMAQI
19th Sep 2025206 PMAQI
19th Sep 2025227 PMAQI
19th Sep 2025258 PMAQI
19th Sep 2025299 PMAQI
19th Sep 20252910 PMAQI
19th Sep 20252811 PMAQI
20th Sep 20253012 AMAQI
20th Sep 2025341 AMAQI
20th Sep 2025322 AMAQI
20th Sep 2025323 AMAQI
20th Sep 2025324 AMAQI
21°C19/24°C
20th Sep 2025295 AMAQI
20th Sep 2025296 AMAQI
20th Sep 2025297 AMAQI
20th Sep 2025308 AMAQI
20th Sep 2025279 AMAQI
20th Sep 20251810 AMAQI
20th Sep 20251511 AMAQI
20th Sep 20251812 PMAQI
20th Sep 2025201 PMAQI
20th Sep 2025162 PMAQI
20th Sep 2025183 PMAQI
20th Sep 2025194 PMAQI
20th Sep 2025185 PMAQI
20th Sep 2025176 PMAQI
20th Sep 2025197 PMAQI
20th Sep 2025218 PMAQI
20th Sep 2025259 PMAQI
20th Sep 20252410 PMAQI
20th Sep 20252511 PMAQI
21st Sep 20252512 AMAQI
21st Sep 2025261 AMAQI
21st Sep 2025292 AMAQI
21st Sep 2025303 AMAQI
21st Sep 2025294 AMAQI
22°C19/27°C
21st Sep 2025285 AMAQI
21st Sep 2025286 AMAQI
21st Sep 2025287 AMAQI
21st Sep 2025288 AMAQI
21st Sep 2025209 AMAQI
21st Sep 20251410 AMAQI
21st Sep 20252511 AMAQI
21st Sep 20252712 PMAQI
21st Sep 2025221 PMAQI
21st Sep 2025152 PMAQI
21st Sep 2025243 PMAQI
21st Sep 2025274 PMAQI
21st Sep 2025205 PMAQI
21st Sep 2025246 PMAQI
21st Sep 2025347 PMAQI
21st Sep 2025268 PMAQI
21st Sep 2025289 PMAQI
21st Sep 20252610 PMAQI
21st Sep 20252611 PMAQI
22nd Sep 20252512 AMAQI
22nd Sep 2025261 AMAQI
22nd Sep 2025282 AMAQI
22nd Sep 2025283 AMAQI
22nd Sep 2025284 AMAQI
20°C17/22°C
22nd Sep 2025265 AMAQI
22nd Sep 2025266 AMAQI
22nd Sep 2025267 AMAQI
22nd Sep 2025268 AMAQI
22nd Sep 2025219 AMAQI
22nd Sep 20251710 AMAQI
22nd Sep 20251711 AMAQI
22nd Sep 20251812 PMAQI
22nd Sep 2025181 PMAQI
22nd Sep 2025192 PMAQI
22nd Sep 2025183 PMAQI
22nd Sep 2025184 PMAQI
22nd Sep 2025205 PMAQI
22nd Sep 2025226 PMAQI
22nd Sep 2025237 PMAQI
22nd Sep 2025288 PMAQI
22nd Sep 2025309 PMAQI
22nd Sep 20252810 PMAQI
22nd Sep 20252811 PMAQI
23rd Sep 20252912 AMAQI
23rd Sep 2025281 AMAQI
23rd Sep 2025282 AMAQI
23rd Sep 2025273 AMAQI
23rd Sep 2025264 AMAQI
19°C15/23°C
23rd Sep 2025255 AMAQI
23rd Sep 2025266 AMAQI
23rd Sep 2025267 AMAQI
23rd Sep 2025258 AMAQI
23rd Sep 2025259 AMAQI
23rd Sep 20252710 AMAQI
23rd Sep 20252711 AMAQI
23rd Sep 20252612 PMAQI
23rd Sep 2025281 PMAQI
23rd Sep 2025282 PMAQI
23rd Sep 2025283 PMAQI
23rd Sep 2025274 PMAQI
23rd Sep 2025275 PMAQI
23rd Sep 2025316 PMAQI
23rd Sep 2025377 PMAQI
23rd Sep 2025438 PMAQI
23rd Sep 2025419 PMAQI
23rd Sep 20253210 PMAQI
23rd Sep 20253011 PMAQI
24th Sep 20253312 AMAQI
24th Sep 2025301 AMAQI
24th Sep 2025282 AMAQI
24th Sep 2025273 AMAQI
24th Sep 2025274 AMAQI
20°C16/25°C
24th Sep 2025275 AMAQI
24th Sep 2025276 AMAQI
24th Sep 2025277 AMAQI
24th Sep 2025278 AMAQI
24th Sep 2025329 AMAQI
24th Sep 20253310 AMAQI
24th Sep 20253311 AMAQI
24th Sep 20253512 PMAQI
24th Sep 2025341 PMAQI
24th Sep 2025362 PMAQI
24th Sep 2025373 PMAQI
24th Sep 2025384 PMAQI
24th Sep 2025485 PMAQI
24th Sep 2025446 PMAQI
24th Sep 2025407 PMAQI
24th Sep 2025388 PMAQI
24th Sep 2025349 PMAQI
24th Sep 20253610 PMAQI
24th Sep 20253311 PMAQI
25th Sep 20253412 AMAQI
25th Sep 2025311 AMAQI
25th Sep 2025282 AMAQI
25th Sep 2025283 AMAQI
25th Sep 2025284 AMAQI
21°C16/27°C
25th Sep 2025285 AMAQI
5 AM25th Sep 2025296 AMAQI
25th Sep 2025297 AMAQI
25th Sep 2025288 AMAQI
25th Sep 2025349 AMAQI
25th Sep 20253210 AMAQI
25th Sep 20252811 AMAQI
11 AM25th Sep 20253412 PMAQI
25th Sep 2025361 PMAQI
25th Sep 2025292 PMAQI
25th Sep 2025283 PMAQI
25th Sep 2025314 PMAQI
25th Sep 2025375 PMAQI
25th Sep 2025406 PMAQI
6 PM25th Sep 2025357 PMAQI
25th Sep 2025278 PMAQI
25th Sep 2025209 PMAQI
25th Sep 20252210 PMAQI
25th Sep 20252211 PMAQI
11 PM4 AM
--°C/°C
昼間
平均最高時間
5 AM - 8 AM
36AQI
4 時間 / 日
120 時間 / 月
平均最低時間
9 AM
30AQI
1 時間 / 日
30 時間 / 月
過去30日間、昼間の最高AQIは 5 AM から 8 AM の間に記録され（平均 36）、最も低いAQIは 9 AM から 9 AM の間に記録され（平均 30）ました。
夜間
平均最高時間
1 AM - 4 AM
37AQI
4 時間 / 日
120 時間 / 月
平均最低時間
7 PM
33AQI
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 37）、最も低いAQIは 7 PM から 7 PM の間に記録され（平均 33）ました。
2025 年間 vs 空気品質
Joetsu, Niigata, Japan
2025
82%
219
18%
48
過去268 日間の AQI カテゴリ別総日数（2025 年） (97 日残り)
良い
219 日適度
48 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: 82%
健康リスクレベル:
低い
2025 年、82% の 268 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 低い ですが、特に脆弱な人々への長期的な影響は不確かです。
年間空気品質インサイト
Joetsu, Niigata, Japan
2025 年のAQIレベル
AQI
PM2.5
PM10
CO
SO2
NO2
O3
日月火水木金土
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
32AQI
32AQI
2nd 1月 2025
30AQI
30AQI
3rd 1月 2025
28AQI
28AQI
4th 1月 2025
27AQI
27AQI
5th 1月 2025
27AQI
27AQI
6th 1月 2025
31AQI
31AQI
7th 1月 2025
31AQI
31AQI
8th 1月 2025
29AQI
29AQI
9th 1月 2025
30AQI
30AQI
10th 1月 2025
29AQI
29AQI
11th 1月 2025
28AQI
28AQI
12th 1月 2025
31AQI
31AQI
13th 1月 2025
29AQI
29AQI
14th 1月 2025
35AQI
35AQI
15th 1月 2025
28AQI
28AQI
16th 1月 2025
29AQI
29AQI
17th 1月 2025
29AQI
29AQI
18th 1月 2025
28AQI
28AQI
19th 1月 2025
30AQI
30AQI
20th 1月 2025
33AQI
33AQI
21st 1月 2025
40AQI
40AQI
22nd 1月 2025
34AQI
34AQI
23rd 1月 2025
46AQI
46AQI
24th 1月 2025
40AQI
40AQI
25th 1月 2025
38AQI
38AQI
26th 1月 2025
31AQI
31AQI
27th 1月 2025
28AQI
28AQI
28th 1月 2025
31AQI
31AQI
29th 1月 2025
30AQI
30AQI
30th 1月 2025
33AQI
33AQI
31st 1月 2025
31AQI
31AQI
1st 2月 2025
34AQI
34AQI
2nd 2月 2025
31AQI
31AQI
3rd 2月 2025
32AQI
32AQI
4th 2月 2025
32AQI
32AQI
5th 2月 2025
31AQI
31AQI
6th 2月 2025
31AQI
31AQI
7th 2月 2025
38AQI
38AQI
8th 2月 2025
31AQI
31AQI
9th 2月 2025
32AQI
32AQI
10th 2月 2025
29AQI
29AQI
11th 2月 2025
32AQI
32AQI
12th 2月 2025
31AQI
31AQI
13th 2月 2025
37AQI
37AQI
14th 2月 2025
34AQI
34AQI
15th 2月 2025
32AQI
32AQI
16th 2月 2025
37AQI
37AQI
17th 2月 2025
40AQI
40AQI
18th 2月 2025
32AQI
32AQI
19th 2月 2025
33AQI
33AQI
20th 2月 2025
32AQI
32AQI
21st 2月 2025
31AQI
31AQI
22nd 2月 2025
32AQI
32AQI
23rd 2月 2025
33AQI
33AQI
24th 2月 2025
33AQI
33AQI
25th 2月 2025
35AQI
35AQI
26th 2月 2025
44AQI
44AQI
27th 2月 2025
51AQI
51AQI
28th 2月 2025
52AQI
52AQI
1st 3月 2025
55AQI
55AQI
2nd 3月 2025
51AQI
51AQI
3rd 3月 2025
39AQI
39AQI
4th 3月 2025
39AQI
39AQI
5th 3月 2025
27AQI
27AQI
6th 3月 2025
33AQI
33AQI
7th 3月 2025
38AQI
38AQI
8th 3月 2025
37AQI
37AQI
9th 3月 2025
35AQI
35AQI
10th 3月 2025
42AQI
42AQI
11th 3月 2025
42AQI
42AQI
12th 3月 2025
38AQI
38AQI
13th 3月 2025
54AQI
54AQI
14th 3月 2025
44AQI
44AQI
15th 3月 2025
39AQI
39AQI
16th 3月 2025
29AQI
29AQI
17th 3月 2025
28AQI
28AQI
18th 3月 2025
30AQI
30AQI
19th 3月 2025
24AQI
24AQI
20th 3月 2025
36AQI
36AQI
21st 3月 2025
49AQI
49AQI
22nd 3月 2025
52AQI
52AQI
23rd 3月 2025
63AQI
63AQI
24th 3月 2025
62AQI
62AQI
25th 3月 2025
76AQI
76AQI
26th 3月 2025
71AQI
71AQI
27th 3月 2025
72AQI
72AQI
28th 3月 2025
58AQI
58AQI
29th 3月 2025
44AQI
44AQI
30th 3月 2025
35AQI
35AQI
31st 3月 2025
37AQI
37AQI
1st 4月 2025
29AQI
29AQI
2nd 4月 2025
25AQI
25AQI
3rd 4月 2025
22AQI
22AQI
4th 4月 2025
24AQI
24AQI
5th 4月 2025
34AQI
34AQI
6th 4月 2025
32AQI
32AQI
7th 4月 2025
37AQI
37AQI
8th 4月 2025
42AQI
42AQI
9th 4月 2025
32AQI
32AQI
10th 4月 2025
42AQI
42AQI
11th 4月 2025
42AQI
42AQI
12th 4月 2025
44AQI
44AQI
13th 4月 2025
31AQI
31AQI
14th 4月 2025
36AQI
36AQI
15th 4月 2025
26AQI
26AQI
16th 4月 2025
38AQI
38AQI
17th 4月 2025
44AQI
44AQI
18th 4月 2025
54AQI
54AQI
19th 4月 2025
59AQI
59AQI
20th 4月 2025
49AQI
49AQI
21st 4月 2025
43AQI
43AQI
22nd 4月 2025
48AQI
48AQI
23rd 4月 2025
37AQI
37AQI
24th 4月 2025
25AQI
25AQI
25th 4月 2025
38AQI
38AQI
26th 4月 2025
47AQI
47AQI
27th 4月 2025
48AQI
48AQI
28th 4月 2025
49AQI
49AQI
29th 4月 2025
46AQI
46AQI
30th 4月 2025
43AQI
43AQI
1st 5月 2025
53AQI
53AQI
2nd 5月 2025
33AQI
33AQI
3rd 5月 2025
42AQI
42AQI
4th 5月 2025
36AQI
36AQI
5th 5月 2025
40AQI
40AQI
6th 5月 2025
35AQI
35AQI
7th 5月 2025
32AQI
32AQI
8th 5月 2025
32AQI
32AQI
9th 5月 2025
37AQI
37AQI
10th 5月 2025
29AQI
29AQI
11th 5月 2025
28AQI
28AQI
12th 5月 2025
37AQI
37AQI
13th 5月 2025
47AQI
47AQI
14th 5月 2025
50AQI
50AQI
15th 5月 2025
55AQI
55AQI
16th 5月 2025
56AQI
56AQI
17th 5月 2025
42AQI
42AQI
18th 5月 2025
53AQI
53AQI
19th 5月 2025
49AQI
49AQI
20th 5月 2025
61AQI
61AQI
21st 5月 2025
66AQI
66AQI
22nd 5月 2025
49AQI
49AQI
23rd 5月 2025
50AQI
50AQI
24th 5月 2025
46AQI
46AQI
25th 5月 2025
34AQI
34AQI
26th 5月 2025
34AQI
34AQI
27th 5月 2025
39AQI
39AQI
28th 5月 2025
37AQI
37AQI
29th 5月 2025
40AQI
40AQI
30th 5月 2025
33AQI
33AQI
31st 5月 2025
30AQI
30AQI
1st 6月 2025
30AQI
30AQI
2nd 6月 2025
40AQI
40AQI
3rd 6月 2025
43AQI
43AQI
4th 6月 2025
39AQI
39AQI
5th 6月 2025
45AQI
45AQI
6th 6月 2025
46AQI
46AQI
7th 6月 2025
53AQI
53AQI
8th 6月 2025
56AQI
56AQI
9th 6月 2025
59AQI
59AQI
10th 6月 2025
58AQI
58AQI
11th 6月 2025
47AQI
47AQI
12th 6月 2025
51AQI
51AQI
13th 6月 2025
42AQI
42AQI
14th 6月 2025
41AQI
41AQI
15th 6月 2025
30AQI
30AQI
16th 6月 2025
36AQI
36AQI
17th 6月 2025
39AQI
39AQI
18th 6月 2025
45AQI
45AQI
19th 6月 2025
51AQI
51AQI
20th 6月 2025
55AQI
55AQI
21st 6月 2025
60AQI
60AQI
22nd 6月 2025
69AQI
69AQI
23rd 6月 2025
48AQI
48AQI
24th 6月 2025
46AQI
46AQI
25th 6月 2025
50AQI
50AQI
26th 6月 2025
40AQI
40AQI
27th 6月 2025
54AQI
54AQI
28th 6月 2025
42AQI
42AQI
29th 6月 2025
46AQI
46AQI
30th 6月 2025
54AQI
54AQI
1st 7月 2025
52AQI
52AQI
2nd 7月 2025
64AQI
64AQI
3rd 7月 2025
66AQI
66AQI
4th 7月 2025
70AQI
70AQI
5th 7月 2025
68AQI
68AQI
6th 7月 2025
58AQI
58AQI
7th 7月 2025
60AQI
60AQI
8th 7月 2025
59AQI
59AQI
9th 7月 2025
55AQI
55AQI
10th 7月 2025
48AQI
48AQI
11th 7月 2025
47AQI
47AQI
12th 7月 2025
46AQI
46AQI
13th 7月 2025
49AQI
49AQI
14th 7月 2025
43AQI
43AQI
15th 7月 2025
38AQI
38AQI
16th 7月 2025
45AQI
45AQI
17th 7月 2025
33AQI
33AQI
18th 7月 2025
36AQI
36AQI
19th 7月 2025
36AQI
36AQI
20th 7月 2025
38AQI
38AQI
21st 7月 2025
38AQI
38AQI
22nd 7月 2025
41AQI
41AQI
23rd 7月 2025
41AQI
41AQI
24th 7月 2025
46AQI
46AQI
25th 7月 2025
48AQI
48AQI
26th 7月 2025
45AQI
45AQI
27th 7月 2025
40AQI
40AQI
28th 7月 2025
43AQI
43AQI
29th 7月 2025
39AQI
39AQI
30th 7月 2025
42AQI
42AQI
31st 7月 2025
44AQI
44AQI
1st 8月 2025
41AQI
41AQI
2nd 8月 2025
41AQI
41AQI
3rd 8月 2025
44AQI
44AQI
4th 8月 2025
54AQI
54AQI
5th 8月 2025
49AQI
49AQI
6th 8月 2025
43AQI
43AQI
7th 8月 2025
38AQI
38AQI
8th 8月 2025
34AQI
34AQI
9th 8月 2025
34AQI
34AQI
10th 8月 2025
34AQI
34AQI
11th 8月 2025
30AQI
30AQI
12th 8月 2025
31AQI
31AQI
13th 8月 2025
30AQI
30AQI
14th 8月 2025
31AQI
31AQI
15th 8月 2025
33AQI
33AQI
16th 8月 2025
32AQI
32AQI
17th 8月 2025
38AQI
38AQI
18th 8月 2025
40AQI
40AQI
19th 8月 2025
46AQI
46AQI
20th 8月 2025
51AQI
51AQI
21st 8月 2025
51AQI
51AQI
22nd 8月 2025
51AQI
51AQI
23rd 8月 2025
52AQI
52AQI
24th 8月 2025
54AQI
54AQI
25th 8月 2025
55AQI
55AQI
26th 8月 2025
55AQI
55AQI
27th 8月 2025
48AQI
48AQI
28th 8月 2025
40AQI
40AQI
29th 8月 2025
48AQI
48AQI
30th 8月 2025
48AQI
48AQI
31st 8月 2025
48AQI
48AQI
1st 9月 2025
43AQI
43AQI
2nd 9月 2025
40AQI
40AQI
3rd 9月 2025
33AQI
33AQI
4th 9月 2025
32AQI
32AQI
5th 9月 2025
26AQI
26AQI
6th 9月 2025
27AQI
27AQI
7th 9月 2025
31AQI
31AQI
8th 9月 2025
30AQI
30AQI
9th 9月 2025
36AQI
36AQI
10th 9月 2025
30AQI
30AQI
11th 9月 2025
29AQI
29AQI
12th 9月 2025
28AQI
28AQI
13th 9月 2025
26AQI
26AQI
14th 9月 2025
28AQI
28AQI
15th 9月 2025
29AQI
29AQI
16th 9月 2025
33AQI
33AQI
17th 9月 2025
37AQI
37AQI
18th 9月 2025
28AQI
28AQI
19th 9月 2025
26AQI
26AQI
20th 9月 2025
24AQI
24AQI
21st 9月 2025
26AQI
26AQI
22nd 9月 2025
24AQI
24AQI
23rd 9月 2025
29AQI
29AQI
24th 9月 2025
31AQI
31AQI
25th 9月 2025
26th 9月 2025
27th 9月 2025
28th 9月 2025
29th 9月 2025
30th 9月 2025
1st 10月 2025
2nd 10月 2025
3rd 10月 2025
4th 10月 2025
5th 10月 2025
6th 10月 2025
7th 10月 2025
8th 10月 2025
9th 10月 2025
10th 10月 2025
11th 10月 2025
12th 10月 2025
13th 10月 2025
14th 10月 2025
15th 10月 2025
16th 10月 2025
17th 10月 2025
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
31AQI
35AQI
44AQI
39AQI
42AQI
47AQI
48AQI
43AQI
30AQI
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
202540AQI
31
26
2
21
10
28
2
25
6
19
11
22
9
23
8
24
219
48
記録された最高 AQI
7月48AQI
記録された最低 AQI
9月30AQI
202439AQI
30
29
25
6
16
14
25
6
12
18
26
5
27
4
30
30
1
28
2
31
309
56
記録された最高 AQI
6月52AQI
記録された最低 AQI
12月27AQI
202341AQI
31
27
1
17
14
17
13
19
12
23
7
21
10
28
3
28
2
31
24
4
31
297
66
記録された最高 AQI
4月50AQI
記録された最低 AQI
12月32AQI
202239AQI
29
2
20
1
24
7
19
11
17
14
19
11
20
4
1
25
3
30
1
28
2
31
263
56
記録された最高 AQI
5月50AQI
記録された最低 AQI
12月30AQI
202137AQI
29
2
23
5
25
4
16
5
24
5
2
20
10
27
4
23
8
30
30
1
30
23
300
44
2
記録された最高 AQI
6月48AQI
記録された最低 AQI
12月27AQI
202034AQI
12
1
21
15
3
23
7
28
1
13
16
2
18
1
29
2
26
4
31
216
35
2
記録された最高 AQI
8月54AQI
記録された最低 AQI
12月21AQI
過去6 年間の最も汚染された年と最も清浄な年
最も汚染された年
2023(平均)
41AQI最も清浄な年
2020(平均)
34AQIJoetsu の年間 2025 AQI（40）は、前年と比較して 6.1% (悪化 AQI) の平均パーセント変動を示しています: 2020 (34), 2021 (37), 2022 (39), 2023 (41), 2024 (39)。
