Country Background
HistoryAQIPM2.5PM10COSO2NO2O3

Nishinoyamacho, Sayama, Osaka, Japan Historical Air Quality Analysis

Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!

Good
050
Moderate
100
Poor
150
Unhealthy
200
Severe
300
Hazardous
301+

February Air Quality Analysis

Nishinoyamacho, Sayama, Osaka, Japan

2022
2023
2024
2025
2026
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
14th Feb 2026
63AQI
Lowest AQI recorded on
7th Feb 2026
13AQI

Same Day Analysis (17th February):
On this day, AQI across the 5 years varied significantly: 2026 ranks the most lowest AQI at 18 of Good air quality, showing improvement over 2025, 2024, 2023 and 2022 on the same day.

Download 2024 Annual Data

World Air Quality Report

Globe

Day & Night AQI Trend: 16th Feb - 17th Feb 2026

Nishinoyamacho, Sayama, Osaka, Japan

AQI
Day
Night
.

6 AM16th Feb 2026

5 PM

5 AM17th Feb 2026

Day time
Avg. Highest Time
6AM16th Feb

81AQI

Avg. Lowest Time
4PM16th Feb

33AQI

Night time
Avg. Highest Time
6PM16th Feb

38AQI

Avg. Lowest Time
5AM17th Feb

17AQI

In the last 24 hours,

Nishinoyamacho's AQI reached its highest point of 81 at 6 AM during the Day, while the lowest point, 17, was recorded at 5 AM during the Night between 16th Feb and 17th Feb 2026.

Day & Night AQI Trend : Jan - Feb 2026

Nishinoyamacho, Sayama, Osaka, Japan

JanFeb
19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 31st31st - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th - 06th06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th
Day
Night
19th Jan 2026176 AMAQI
19th Jan 2026367 AMAQI
19th Jan 2026408 AMAQI
19th Jan 2026389 AMAQI
19th Jan 20264410 AMAQI
19th Jan 20263811 AMAQI
19th Jan 20264812 PMAQI
19th Jan 2026661 PMAQI
19th Jan 2026682 PMAQI
19th Jan 2026683 PMAQI
19th Jan 2026554 PMAQI
19th Jan 2026545 PMAQI
19th Jan 2026586 PMAQI
19th Jan 2026657 PMAQI
19th Jan 2026608 PMAQI
19th Jan 2026689 PMAQI
19th Jan 20266510 PMAQI
19th Jan 20266011 PMAQI
20th Jan 20266212 AMAQI
20th Jan 2026671 AMAQI
20th Jan 2026712 AMAQI
20th Jan 2026783 AMAQI
20th Jan 2026624 AMAQI
20th Jan 2026425 AMAQI

8°C3/14°C

20th Jan 2026386 AMAQI
20th Jan 2026277 AMAQI
20th Jan 2026128 AMAQI
20th Jan 2026149 AMAQI
20th Jan 20261710 AMAQI
20th Jan 20261711 AMAQI
20th Jan 20261712 PMAQI
20th Jan 2026121 PMAQI
20th Jan 2026122 PMAQI
20th Jan 2026173 PMAQI
20th Jan 2026174 PMAQI
20th Jan 2026215 PMAQI
20th Jan 2026196 PMAQI
20th Jan 2026217 PMAQI
20th Jan 2026108 PMAQI
20th Jan 202689 PMAQI
20th Jan 20261410 PMAQI
20th Jan 20261011 PMAQI
21st Jan 2026812 AMAQI
21st Jan 202681 AMAQI
21st Jan 202682 AMAQI
21st Jan 202683 AMAQI
21st Jan 202684 AMAQI
21st Jan 202665 AMAQI

6°C0/11°C

21st Jan 202676 AMAQI
21st Jan 2026127 AMAQI
21st Jan 202688 AMAQI
21st Jan 202689 AMAQI
21st Jan 2026810 AMAQI
21st Jan 2026811 AMAQI
21st Jan 2026812 PMAQI
21st Jan 2026171 PMAQI
21st Jan 2026142 PMAQI
21st Jan 2026123 PMAQI
21st Jan 202684 PMAQI
21st Jan 2026105 PMAQI
21st Jan 2026176 PMAQI
21st Jan 2026277 PMAQI
21st Jan 2026218 PMAQI
21st Jan 2026129 PMAQI
21st Jan 20261210 PMAQI
21st Jan 20261711 PMAQI
22nd Jan 20261912 AMAQI
22nd Jan 2026191 AMAQI
22nd Jan 2026142 AMAQI
22nd Jan 2026123 AMAQI
22nd Jan 2026254 AMAQI
22nd Jan 2026405 AMAQI

2°C0/4°C

22nd Jan 2026336 AMAQI
22nd Jan 2026217 AMAQI
22nd Jan 2026168 AMAQI
22nd Jan 2026239 AMAQI
22nd Jan 20262510 AMAQI
22nd Jan 20262111 AMAQI
22nd Jan 20261712 PMAQI
22nd Jan 2026171 PMAQI
22nd Jan 2026342 PMAQI
22nd Jan 2026803 PMAQI
22nd Jan 2026384 PMAQI
22nd Jan 2026325 PMAQI
22nd Jan 2026356 PMAQI
22nd Jan 2026367 PMAQI
22nd Jan 2026428 PMAQI
22nd Jan 2026499 PMAQI
22nd Jan 20263410 PMAQI
22nd Jan 20264411 PMAQI
23rd Jan 20261812 AMAQI
23rd Jan 2026261 AMAQI
23rd Jan 2026552 AMAQI
23rd Jan 2026373 AMAQI
23rd Jan 2026454 AMAQI
23rd Jan 2026645 AMAQI

2°C0/4°C

23rd Jan 2026496 AMAQI
23rd Jan 2026367 AMAQI
23rd Jan 2026318 AMAQI
23rd Jan 2026649 AMAQI
23rd Jan 20267610 AMAQI
23rd Jan 20264611 AMAQI
23rd Jan 20264412 PMAQI
23rd Jan 2026421 PMAQI
23rd Jan 2026462 PMAQI
23rd Jan 2026713 PMAQI
23rd Jan 2026564 PMAQI
23rd Jan 2026625 PMAQI
23rd Jan 2026786 PMAQI
23rd Jan 2026847 PMAQI
23rd Jan 2026608 PMAQI
23rd Jan 2026519 PMAQI
23rd Jan 20265710 PMAQI
23rd Jan 20265311 PMAQI
24th Jan 20267012 AMAQI
24th Jan 2026711 AMAQI
24th Jan 2026442 AMAQI
24th Jan 2026513 AMAQI
24th Jan 2026764 AMAQI
24th Jan 2026885 AMAQI

3°C1/6°C

24th Jan 2026456 AMAQI
24th Jan 2026347 AMAQI
24th Jan 2026348 AMAQI
24th Jan 2026589 AMAQI
24th Jan 20265810 AMAQI
24th Jan 20264211 AMAQI
24th Jan 20263612 PMAQI
24th Jan 2026421 PMAQI
24th Jan 2026482 PMAQI
24th Jan 2026553 PMAQI
24th Jan 2026284 PMAQI
24th Jan 2026255 PMAQI
24th Jan 2026466 PMAQI
24th Jan 2026597 PMAQI
24th Jan 2026588 PMAQI
24th Jan 2026589 PMAQI
24th Jan 20266810 PMAQI
24th Jan 20265611 PMAQI
25th Jan 20264212 AMAQI
25th Jan 2026461 AMAQI
25th Jan 2026722 AMAQI
25th Jan 2026563 AMAQI
25th Jan 2026314 AMAQI
25th Jan 2026685 AMAQI

4°C3/6°C

25th Jan 2026286 AMAQI
25th Jan 2026227 AMAQI
25th Jan 2026168 AMAQI
25th Jan 2026429 AMAQI
25th Jan 20265810 AMAQI
25th Jan 20264411 AMAQI
25th Jan 20266912 PMAQI
25th Jan 2026621 PMAQI
25th Jan 2026562 PMAQI
25th Jan 2026623 PMAQI
25th Jan 2026274 PMAQI
25th Jan 2026235 PMAQI
25th Jan 2026126 PMAQI
25th Jan 202687 PMAQI
25th Jan 202688 PMAQI
25th Jan 202689 PMAQI
25th Jan 20261010 PMAQI
25th Jan 2026811 PMAQI
26th Jan 2026812 AMAQI
26th Jan 2026101 AMAQI
26th Jan 2026122 AMAQI
26th Jan 2026123 AMAQI
26th Jan 202684 AMAQI
26th Jan 2026105 AMAQI

3°C1/5°C

26th Jan 2026106 AMAQI
26th Jan 2026127 AMAQI
26th Jan 202688 AMAQI
26th Jan 2026189 AMAQI
26th Jan 20262710 AMAQI
26th Jan 20262011 AMAQI
26th Jan 20262112 PMAQI
26th Jan 2026341 PMAQI
26th Jan 2026262 PMAQI
26th Jan 2026403 PMAQI
26th Jan 2026144 PMAQI
26th Jan 2026185 PMAQI
26th Jan 2026216 PMAQI
26th Jan 2026247 PMAQI
26th Jan 2026428 PMAQI
26th Jan 2026249 PMAQI
26th Jan 20265010 PMAQI
26th Jan 20266211 PMAQI
27th Jan 20264212 AMAQI
27th Jan 2026441 AMAQI
27th Jan 2026622 AMAQI
27th Jan 2026643 AMAQI
27th Jan 2026324 AMAQI
27th Jan 2026545 AMAQI

2°C0/5°C

27th Jan 2026356 AMAQI
27th Jan 2026567 AMAQI
27th Jan 2026568 AMAQI
27th Jan 2026509 AMAQI
27th Jan 20266610 AMAQI
27th Jan 20264411 AMAQI
27th Jan 20262512 PMAQI
27th Jan 2026301 PMAQI
27th Jan 2026472 PMAQI
27th Jan 2026483 PMAQI
27th Jan 2026494 PMAQI
27th Jan 2026695 PMAQI
27th Jan 2026566 PMAQI
27th Jan 2026657 PMAQI
27th Jan 2026628 PMAQI
27th Jan 2026579 PMAQI
27th Jan 20264610 PMAQI
27th Jan 20265411 PMAQI
28th Jan 20263112 AMAQI
28th Jan 2026441 AMAQI
28th Jan 2026402 AMAQI
28th Jan 2026303 AMAQI
28th Jan 2026384 AMAQI
28th Jan 2026385 AMAQI

5°C1/9°C

28th Jan 2026216 AMAQI
28th Jan 2026257 AMAQI
28th Jan 2026298 AMAQI
28th Jan 2026239 AMAQI
28th Jan 20262910 AMAQI
28th Jan 20262911 AMAQI
28th Jan 20262512 PMAQI
28th Jan 2026171 PMAQI
28th Jan 2026172 PMAQI
28th Jan 2026143 PMAQI
28th Jan 2026144 PMAQI
28th Jan 2026125 PMAQI
28th Jan 2026126 PMAQI
28th Jan 2026127 PMAQI
28th Jan 2026218 PMAQI
28th Jan 2026239 PMAQI
28th Jan 20262510 PMAQI
28th Jan 20262511 PMAQI
29th Jan 20262312 AMAQI
29th Jan 2026211 AMAQI
29th Jan 2026212 AMAQI
29th Jan 2026213 AMAQI
29th Jan 2026164 AMAQI
29th Jan 2026145 AMAQI

5°C3/7°C

29th Jan 2026146 AMAQI
29th Jan 2026177 AMAQI
29th Jan 2026128 AMAQI
29th Jan 2026129 AMAQI
29th Jan 20261210 AMAQI
29th Jan 20261011 AMAQI
29th Jan 20261412 PMAQI
29th Jan 2026171 PMAQI
29th Jan 2026122 PMAQI
29th Jan 2026173 PMAQI
29th Jan 2026174 PMAQI
29th Jan 2026125 PMAQI
29th Jan 2026256 PMAQI
29th Jan 2026147 PMAQI
29th Jan 2026338 PMAQI
29th Jan 2026429 PMAQI
29th Jan 20263110 PMAQI
29th Jan 20263511 PMAQI
30th Jan 20263612 AMAQI
30th Jan 2026381 AMAQI
30th Jan 2026622 AMAQI
30th Jan 2026523 AMAQI
30th Jan 2026644 AMAQI
30th Jan 2026925 AMAQI

4°C2/7°C

30th Jan 2026486 AMAQI
30th Jan 2026357 AMAQI
30th Jan 2026558 AMAQI
30th Jan 2026369 AMAQI
30th Jan 20265510 AMAQI
30th Jan 20265111 AMAQI
30th Jan 20262012 PMAQI
30th Jan 2026221 PMAQI
30th Jan 2026212 PMAQI
30th Jan 2026273 PMAQI
30th Jan 2026204 PMAQI
30th Jan 2026265 PMAQI
30th Jan 2026166 PMAQI
30th Jan 2026207 PMAQI
30th Jan 2026168 PMAQI
30th Jan 2026259 PMAQI
30th Jan 20261410 PMAQI
30th Jan 20262511 PMAQI
31st Jan 20261012 AMAQI
31st Jan 2026211 AMAQI
31st Jan 2026342 AMAQI
31st Jan 2026423 AMAQI
31st Jan 2026174 AMAQI
31st Jan 2026395 AMAQI

3°C1/5°C

31st Jan 2026536 AMAQI
31st Jan 2026517 AMAQI
31st Jan 2026388 AMAQI
31st Jan 2026509 AMAQI
31st Jan 20267610 AMAQI
31st Jan 20262511 AMAQI
31st Jan 20262112 PMAQI
31st Jan 2026121 PMAQI
31st Jan 2026282 PMAQI
31st Jan 2026253 PMAQI
31st Jan 2026384 PMAQI
31st Jan 2026155 PMAQI
31st Jan 2026146 PMAQI
31st Jan 2026217 PMAQI
31st Jan 2026468 PMAQI
31st Jan 2026279 PMAQI
31st Jan 20262110 PMAQI
31st Jan 2026811 PMAQI
1st Feb 2026812 AMAQI
1st Feb 202681 AMAQI
1st Feb 2026382 AMAQI
1st Feb 2026283 AMAQI
1st Feb 2026364 AMAQI
1st Feb 2026765 AMAQI

3°C1/6°C

1st Feb 2026426 AMAQI
1st Feb 2026667 AMAQI
1st Feb 2026488 AMAQI
1st Feb 2026729 AMAQI
1st Feb 20269810 AMAQI
1st Feb 20264811 AMAQI
1st Feb 20262112 PMAQI
1st Feb 2026421 PMAQI
1st Feb 2026442 PMAQI
1st Feb 2026363 PMAQI
1st Feb 2026344 PMAQI
1st Feb 2026325 PMAQI
1st Feb 2026306 PMAQI
1st Feb 2026407 PMAQI
1st Feb 2026288 PMAQI
1st Feb 2026329 PMAQI
1st Feb 20263810 PMAQI
1st Feb 20263411 PMAQI
2nd Feb 20264412 AMAQI
2nd Feb 2026401 AMAQI
2nd Feb 2026452 AMAQI
2nd Feb 2026493 AMAQI
2nd Feb 2026834 AMAQI
2nd Feb 2026835 AMAQI

5°C2/8°C

2nd Feb 2026756 AMAQI
2nd Feb 2026597 AMAQI
2nd Feb 2026468 AMAQI
2nd Feb 2026609 AMAQI
2nd Feb 20267210 AMAQI
2nd Feb 20265611 AMAQI
2nd Feb 20265212 PMAQI
2nd Feb 2026631 PMAQI
2nd Feb 2026672 PMAQI
2nd Feb 2026603 PMAQI
2nd Feb 2026634 PMAQI
2nd Feb 2026545 PMAQI
2nd Feb 2026606 PMAQI
2nd Feb 2026607 PMAQI
2nd Feb 2026428 PMAQI
2nd Feb 2026409 PMAQI
2nd Feb 20263610 PMAQI
2nd Feb 20264011 PMAQI
3rd Feb 20263612 AMAQI
3rd Feb 2026381 AMAQI
3rd Feb 2026262 AMAQI
3rd Feb 2026293 AMAQI
3rd Feb 2026464 AMAQI
3rd Feb 2026425 AMAQI

5°C3/7°C

3rd Feb 2026326 AMAQI
3rd Feb 2026347 AMAQI
3rd Feb 2026408 AMAQI
3rd Feb 2026369 AMAQI
3rd Feb 20266010 AMAQI
3rd Feb 20263611 AMAQI
3rd Feb 20264612 PMAQI
3rd Feb 2026301 PMAQI
3rd Feb 2026342 PMAQI
3rd Feb 2026203 PMAQI
3rd Feb 2026124 PMAQI
3rd Feb 2026445 PMAQI
3rd Feb 2026426 PMAQI
3rd Feb 2026247 PMAQI
3rd Feb 2026288 PMAQI
3rd Feb 2026339 PMAQI
3rd Feb 20262310 PMAQI
3rd Feb 20262411 PMAQI
4th Feb 20263112 AMAQI
4th Feb 2026261 AMAQI
4th Feb 2026402 AMAQI
4th Feb 2026623 AMAQI
4th Feb 2026604 AMAQI
4th Feb 2026655 AMAQI

4°C1/8°C

4th Feb 2026516 AMAQI
4th Feb 2026517 AMAQI
4th Feb 2026638 AMAQI
4th Feb 2026599 AMAQI
4th Feb 20266610 AMAQI
4th Feb 20267011 AMAQI
4th Feb 20265312 PMAQI
4th Feb 2026301 PMAQI
4th Feb 2026252 PMAQI
4th Feb 2026543 PMAQI
4th Feb 2026284 PMAQI
4th Feb 2026255 PMAQI
4th Feb 2026276 PMAQI
4th Feb 2026327 PMAQI
4th Feb 2026418 PMAQI
4th Feb 2026359 PMAQI
4th Feb 20263710 PMAQI
4th Feb 20262811 PMAQI
5th Feb 20263212 AMAQI
5th Feb 2026601 AMAQI
5th Feb 2026552 AMAQI
5th Feb 2026563 AMAQI
5th Feb 2026554 AMAQI
5th Feb 2026495 AMAQI

5°C2/10°C

5th Feb 2026366 AMAQI
5th Feb 2026577 AMAQI
5th Feb 2026518 AMAQI
5th Feb 2026679 AMAQI
5th Feb 20267410 AMAQI
5th Feb 20267611 AMAQI
5th Feb 20265312 PMAQI
5th Feb 2026541 PMAQI
5th Feb 2026542 PMAQI
5th Feb 2026523 PMAQI
5th Feb 2026424 PMAQI
5th Feb 2026285 PMAQI
5th Feb 2026186 PMAQI
5th Feb 2026257 PMAQI
5th Feb 2026268 PMAQI
5th Feb 2026269 PMAQI
5th Feb 20266210 PMAQI
5th Feb 20266511 PMAQI
6th Feb 20265412 AMAQI
6th Feb 2026381 AMAQI
6th Feb 2026272 AMAQI
6th Feb 2026273 AMAQI
6th Feb 2026294 AMAQI
6th Feb 2026255 AMAQI

8°C3/12°C

6th Feb 2026316 AMAQI
6th Feb 2026427 AMAQI
6th Feb 2026388 AMAQI
6th Feb 2026519 AMAQI
6th Feb 20265610 AMAQI
6th Feb 20266011 AMAQI
6th Feb 20266512 PMAQI
6th Feb 2026621 PMAQI
6th Feb 2026532 PMAQI
6th Feb 2026523 PMAQI
6th Feb 2026604 PMAQI
6th Feb 2026635 PMAQI
6th Feb 2026626 PMAQI
6th Feb 2026567 PMAQI
6th Feb 2026368 PMAQI
6th Feb 2026239 PMAQI
6th Feb 20261410 PMAQI
6th Feb 20261711 PMAQI
7th Feb 20261412 AMAQI
7th Feb 2026121 AMAQI
7th Feb 2026142 AMAQI
7th Feb 2026173 AMAQI
7th Feb 2026144 AMAQI
7th Feb 2026145 AMAQI

8°C4/11°C

7th Feb 2026176 AMAQI
7th Feb 2026127 AMAQI
7th Feb 2026108 AMAQI
7th Feb 202689 AMAQI
7th Feb 2026810 AMAQI
7th Feb 2026811 AMAQI
7th Feb 2026812 PMAQI
7th Feb 2026101 PMAQI
7th Feb 202682 PMAQI
7th Feb 2026123 PMAQI
7th Feb 2026124 PMAQI
7th Feb 2026105 PMAQI
7th Feb 2026176 PMAQI
7th Feb 2026197 PMAQI
7th Feb 2026218 PMAQI
7th Feb 2026199 PMAQI
7th Feb 20261910 PMAQI
7th Feb 20261911 PMAQI
8th Feb 20262112 AMAQI
8th Feb 2026171 AMAQI
8th Feb 2026192 AMAQI
8th Feb 2026173 AMAQI
8th Feb 2026144 AMAQI
8th Feb 202685 AMAQI

3°C1/6°C

8th Feb 202686 AMAQI
8th Feb 202687 AMAQI
8th Feb 202688 AMAQI
8th Feb 2026109 AMAQI
8th Feb 20261210 AMAQI
8th Feb 20261711 AMAQI
8th Feb 20262512 PMAQI
8th Feb 2026181 PMAQI
8th Feb 2026102 PMAQI
8th Feb 202683 PMAQI
8th Feb 2026284 PMAQI
8th Feb 2026185 PMAQI
8th Feb 202686 PMAQI
8th Feb 2026187 PMAQI
8th Feb 2026228 PMAQI
8th Feb 2026249 PMAQI
8th Feb 20261810 PMAQI
8th Feb 20262411 PMAQI
9th Feb 20262012 AMAQI
9th Feb 2026281 AMAQI
9th Feb 2026242 AMAQI
9th Feb 202683 AMAQI
9th Feb 2026494 AMAQI
9th Feb 2026445 AMAQI

-2°C-4/-1°C

9th Feb 2026226 AMAQI
9th Feb 2026407 AMAQI
9th Feb 2026428 AMAQI
9th Feb 2026589 AMAQI
9th Feb 20268010 AMAQI
9th Feb 20263611 AMAQI
9th Feb 20263012 PMAQI
9th Feb 2026381 PMAQI
9th Feb 2026422 PMAQI
9th Feb 2026533 PMAQI
9th Feb 2026464 PMAQI
9th Feb 2026395 PMAQI
9th Feb 2026296 PMAQI
9th Feb 2026407 PMAQI
9th Feb 2026388 PMAQI
9th Feb 2026349 PMAQI
9th Feb 20263010 PMAQI
9th Feb 20263611 PMAQI
10th Feb 20264812 AMAQI
10th Feb 2026521 AMAQI
10th Feb 2026712 AMAQI
10th Feb 2026543 AMAQI
10th Feb 2026704 AMAQI
10th Feb 2026745 AMAQI

-1°C-4/3°C

10th Feb 2026426 AMAQI
10th Feb 2026517 AMAQI
10th Feb 2026458 AMAQI
10th Feb 2026459 AMAQI
10th Feb 20267310 AMAQI
10th Feb 20263811 AMAQI
10th Feb 20265412 PMAQI
10th Feb 2026571 PMAQI
10th Feb 2026402 PMAQI
10th Feb 2026403 PMAQI
10th Feb 2026324 PMAQI
10th Feb 2026275 PMAQI
10th Feb 2026266 PMAQI
10th Feb 2026367 PMAQI
10th Feb 2026468 PMAQI
10th Feb 2026599 PMAQI
10th Feb 20265610 PMAQI
10th Feb 20265911 PMAQI
11th Feb 20266412 AMAQI
11th Feb 2026581 AMAQI
11th Feb 2026582 AMAQI
11th Feb 2026693 AMAQI
11th Feb 2026564 AMAQI
11th Feb 2026535 AMAQI

5°C0/9°C

11th Feb 2026526 AMAQI
11th Feb 2026467 AMAQI
11th Feb 2026488 AMAQI
11th Feb 2026489 AMAQI
11th Feb 20265110 AMAQI
11th Feb 20265811 AMAQI
11th Feb 20265912 PMAQI
11th Feb 2026561 PMAQI
11th Feb 2026512 PMAQI
11th Feb 2026603 PMAQI
11th Feb 2026634 PMAQI
11th Feb 2026465 PMAQI
11th Feb 2026386 PMAQI
11th Feb 2026447 PMAQI
11th Feb 2026198 PMAQI
11th Feb 2026179 PMAQI
11th Feb 20262310 PMAQI
11th Feb 20263111 PMAQI
12th Feb 20262912 AMAQI
12th Feb 2026271 AMAQI
12th Feb 2026312 AMAQI
12th Feb 2026293 AMAQI
12th Feb 2026294 AMAQI
12th Feb 2026405 AMAQI

6°C3/7°C

12th Feb 2026546 AMAQI
12th Feb 2026527 AMAQI
12th Feb 2026528 AMAQI
12th Feb 2026539 AMAQI
12th Feb 20265010 AMAQI
12th Feb 20265711 AMAQI
12th Feb 20266212 PMAQI
12th Feb 2026591 PMAQI
12th Feb 2026572 PMAQI
12th Feb 2026583 PMAQI
12th Feb 2026604 PMAQI
12th Feb 2026635 PMAQI
12th Feb 2026656 PMAQI
12th Feb 2026677 PMAQI
12th Feb 2026698 PMAQI
12th Feb 2026769 PMAQI
12th Feb 20266710 PMAQI
12th Feb 20266211 PMAQI
13th Feb 20266412 AMAQI
13th Feb 2026621 AMAQI
13th Feb 2026592 AMAQI
13th Feb 2026593 AMAQI
13th Feb 2026584 AMAQI
13th Feb 2026635 AMAQI

5°C2/7°C

13th Feb 2026596 AMAQI
13th Feb 2026587 AMAQI
13th Feb 2026598 AMAQI
13th Feb 2026569 AMAQI
13th Feb 20265710 AMAQI
13th Feb 20265411 AMAQI
13th Feb 20265312 PMAQI
13th Feb 2026531 PMAQI
13th Feb 2026562 PMAQI
13th Feb 2026533 PMAQI
13th Feb 2026584 PMAQI
13th Feb 2026635 PMAQI
13th Feb 2026706 PMAQI
13th Feb 2026667 PMAQI
13th Feb 2026758 PMAQI
13th Feb 2026739 PMAQI
13th Feb 20266910 PMAQI
13th Feb 20265911 PMAQI
14th Feb 20265312 AMAQI
14th Feb 2026741 AMAQI
14th Feb 2026692 AMAQI
14th Feb 2026803 AMAQI
14th Feb 20261044 AMAQI
14th Feb 20261065 AMAQI

6°C3/9°C

14th Feb 2026826 AMAQI
14th Feb 2026677 AMAQI
14th Feb 2026708 AMAQI
14th Feb 2026669 AMAQI
14th Feb 20268810 AMAQI
14th Feb 20265211 AMAQI
14th Feb 20264612 PMAQI
14th Feb 2026441 PMAQI
14th Feb 2026662 PMAQI
14th Feb 2026503 PMAQI
14th Feb 2026484 PMAQI
14th Feb 2026635 PMAQI
14th Feb 2026516 PMAQI
14th Feb 2026447 PMAQI
14th Feb 2026468 PMAQI
14th Feb 2026489 PMAQI
14th Feb 20263810 PMAQI
14th Feb 20265711 PMAQI
15th Feb 20265512 AMAQI
15th Feb 2026681 AMAQI
15th Feb 2026582 AMAQI
15th Feb 2026563 AMAQI
15th Feb 2026814 AMAQI
15th Feb 2026905 AMAQI

8°C5/13°C

15th Feb 2026586 AMAQI
15th Feb 2026747 AMAQI
15th Feb 2026658 AMAQI
15th Feb 2026429 AMAQI
15th Feb 20268310 AMAQI
15th Feb 20266811 AMAQI
15th Feb 20264612 PMAQI
15th Feb 2026411 PMAQI
15th Feb 2026412 PMAQI
15th Feb 2026483 PMAQI
15th Feb 2026344 PMAQI
15th Feb 2026365 PMAQI
15th Feb 2026446 PMAQI
15th Feb 2026467 PMAQI
15th Feb 2026808 PMAQI
15th Feb 2026609 PMAQI
15th Feb 20264310 PMAQI
15th Feb 20268211 PMAQI
16th Feb 20268712 AMAQI
16th Feb 2026801 AMAQI
16th Feb 2026812 AMAQI
16th Feb 2026873 AMAQI
16th Feb 2026874 AMAQI
16th Feb 2026845 AMAQI

11°C9/15°C

16th Feb 2026816 AMAQI
16th Feb 2026787 AMAQI
16th Feb 2026768 AMAQI
16th Feb 2026749 AMAQI
16th Feb 20266510 AMAQI
16th Feb 20265711 AMAQI
16th Feb 20265712 PMAQI
16th Feb 2026541 PMAQI
16th Feb 2026532 PMAQI
16th Feb 2026363 PMAQI
16th Feb 2026334 PMAQI
16th Feb 2026425 PMAQI
16th Feb 2026386 PMAQI
16th Feb 2026367 PMAQI
16th Feb 2026298 PMAQI
16th Feb 2026299 PMAQI
16th Feb 20262710 PMAQI
16th Feb 20262511 PMAQI
17th Feb 20262512 AMAQI
17th Feb 2026231 AMAQI
17th Feb 2026212 AMAQI
17th Feb 2026213 AMAQI
17th Feb 2026174 AMAQI
17th Feb 2026175 AMAQI

7°C2/9°C

17th Feb 2026176 AMAQI
6 AM
17th Feb 2026177 AMAQI
17th Feb 2026178 AMAQI
17th Feb 2026179 AMAQI
17th Feb 20261410 AMAQI
17th Feb 20261411 AMAQI
11 AM
17th Feb 20261712 PMAQI
17th Feb 202681 PMAQI
17th Feb 2026122 PMAQI
17th Feb 2026173 PMAQI
17th Feb 2026144 PMAQI
17th Feb 2026145 PMAQI
5 PM
17th Feb 2026216 PMAQI
17th Feb 2026177 PMAQI
17th Feb 2026298 PMAQI
17th Feb 2026209 PMAQI
17th Feb 20262010 PMAQI
17th Feb 20262311 PMAQI
11 PM
5 AM

4°C1/8°C

Day time
Avg. Highest Time
10 AM

52AQI

1 hours / Day
30 hours / Month
Avg. Lowest Time
4 PM - 5 PM

35AQI

2 hours / Day
60 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 10 AM to 10 AM (Avg. 52), while the lowest AQI was between 4 PM to 5 PM (Avg. 35).
Night time
Avg. Highest Time
5 AM

50AQI

1 hours / Day
30 hours / Month
Avg. Lowest Time
6 PM

35AQI

1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 5 AM to 5 AM (Avg. 50), while the lowest AQI was between 6 PM to 6 PM (Avg. 35).

2026 Days Vs Air Quality

Nishinoyamacho, Sayama, Osaka, Japan

2026

79%

38

21%

10

Total number of days with different AQI categories in last 49 days in 2026 (316 days remaining)

Good
38 Days
Moderate
10 Days
Poor
0 Days
Unhealthy
0 Days
Severe
0 Days
Hazardous
0 Days

Under WHO’s Safe Air Quality Limits: 79%

Health Risk Level:

Low

In 2026, 79% of 49 days were within WHO’s safe air quality limits. The risk of health issues is Low, but the long-term effects, especially on vulnerable individuals, remain uncertain.

Annual Air Quality Insights

Nishinoyamacho, Sayama, Osaka, Japan

AQI levels in 2026

AQI (US)
PM2.5
PM10
CO
SO2
NO2
O3
Sun.Mon.Tue.Wed.Thu.Fri.Sat.

Jan.

Feb.

Mar.

Apr.

May

Jun.

Jul.

Aug.

Sep.

Oct.

Nov.

Dec.

-1th undefined 2026
-1th undefined 2026
-1th undefined 2026
-1th undefined 2026
1st January 2026
25AQI (US)
2nd January 2026
24AQI (US)
3rd January 2026
18AQI (US)
4th January 2026
33AQI (US)
5th January 2026
43AQI (US)
6th January 2026
25AQI (US)
7th January 2026
33AQI (US)
8th January 2026
35AQI (US)
9th January 2026
23AQI (US)
10th January 2026
36AQI (US)
11th January 2026
33AQI (US)
12th January 2026
34AQI (US)
13th January 2026
32AQI (US)
14th January 2026
25AQI (US)
15th January 2026
39AQI (US)
16th January 2026
52AQI (US)
17th January 2026
44AQI (US)
18th January 2026
43AQI (US)
19th January 2026
46AQI (US)
20th January 2026
29AQI (US)
21st January 2026
11AQI (US)
22nd January 2026
30AQI (US)
23rd January 2026
52AQI (US)
24th January 2026
52AQI (US)
25th January 2026
37AQI (US)
26th January 2026
22AQI (US)
27th January 2026
51AQI (US)
28th January 2026
25AQI (US)
29th January 2026
19AQI (US)
30th January 2026
36AQI (US)
31st January 2026
30AQI (US)
1st February 2026
41AQI (US)
2nd February 2026
56AQI (US)
3rd February 2026
34AQI (US)
4th February 2026
44AQI (US)
5th February 2026
49AQI (US)
6th February 2026
43AQI (US)
7th February 2026
13AQI (US)
8th February 2026
16AQI (US)
9th February 2026
38AQI (US)
10th February 2026
50AQI (US)
11th February 2026
49AQI (US)
12th February 2026
53AQI (US)
13th February 2026
61AQI (US)
14th February 2026
63AQI (US)
15th February 2026
58AQI (US)
16th February 2026
58AQI (US)
17th February 2026
18AQI (US)
18th February 2026
19th February 2026
20th February 2026
21st February 2026
22nd February 2026
23rd February 2026
24th February 2026
25th February 2026
26th February 2026
27th February 2026
28th February 2026
1st March 2026
2nd March 2026
3rd March 2026
4th March 2026
5th March 2026
6th March 2026
7th March 2026
8th March 2026
9th March 2026
10th March 2026
11th March 2026
12th March 2026
13th March 2026
14th March 2026
15th March 2026
16th March 2026
17th March 2026
18th March 2026
19th March 2026
20th March 2026
21st March 2026
22nd March 2026
23rd March 2026
24th March 2026
25th March 2026
26th March 2026
27th March 2026
28th March 2026
29th March 2026
30th March 2026
31st March 2026
1st April 2026
2nd April 2026
3rd April 2026
4th April 2026
5th April 2026
6th April 2026
7th April 2026
8th April 2026
9th April 2026
10th April 2026
11th April 2026
12th April 2026
13th April 2026
14th April 2026
15th April 2026
16th April 2026
17th April 2026
18th April 2026
19th April 2026
20th April 2026
21st April 2026
22nd April 2026
23rd April 2026
24th April 2026
25th April 2026
26th April 2026
27th April 2026
28th April 2026
29th April 2026
30th April 2026
1st May 2026
2nd May 2026
3rd May 2026
4th May 2026
5th May 2026
6th May 2026
7th May 2026
8th May 2026
9th May 2026
10th May 2026
11th May 2026
12th May 2026
13th May 2026
14th May 2026
15th May 2026
16th May 2026
17th May 2026
18th May 2026
19th May 2026
20th May 2026
21st May 2026
22nd May 2026
23rd May 2026
24th May 2026
25th May 2026
26th May 2026
27th May 2026
28th May 2026
29th May 2026
30th May 2026
31st May 2026
1st June 2026
2nd June 2026
3rd June 2026
4th June 2026
5th June 2026
6th June 2026
7th June 2026
8th June 2026
9th June 2026
10th June 2026
11th June 2026
12th June 2026
13th June 2026
14th June 2026
15th June 2026
16th June 2026
17th June 2026
18th June 2026
19th June 2026
20th June 2026
21st June 2026
22nd June 2026
23rd June 2026
24th June 2026
25th June 2026
26th June 2026
27th June 2026
28th June 2026
29th June 2026
30th June 2026
1st July 2026
2nd July 2026
3rd July 2026
4th July 2026
5th July 2026
6th July 2026
7th July 2026
8th July 2026
9th July 2026
10th July 2026
11th July 2026
12th July 2026
13th July 2026
14th July 2026
15th July 2026
16th July 2026
17th July 2026
18th July 2026
19th July 2026
20th July 2026
21st July 2026
22nd July 2026
23rd July 2026
24th July 2026
25th July 2026
26th July 2026
27th July 2026
28th July 2026
29th July 2026
30th July 2026
31st July 2026
1st August 2026
2nd August 2026
3rd August 2026
4th August 2026
5th August 2026
6th August 2026
7th August 2026
8th August 2026
9th August 2026
10th August 2026
11th August 2026
12th August 2026
13th August 2026
14th August 2026
15th August 2026
16th August 2026
17th August 2026
18th August 2026
19th August 2026
20th August 2026
21st August 2026
22nd August 2026
23rd August 2026
24th August 2026
25th August 2026
26th August 2026
27th August 2026
28th August 2026
29th August 2026
30th August 2026
31st August 2026
1st September 2026
2nd September 2026
3rd September 2026
4th September 2026
5th September 2026
6th September 2026
7th September 2026
8th September 2026
9th September 2026
10th September 2026
11th September 2026
12th September 2026
13th September 2026
14th September 2026
15th September 2026
16th September 2026
17th September 2026
18th September 2026
19th September 2026
20th September 2026
21st September 2026
22nd September 2026
23rd September 2026
24th September 2026
25th September 2026
26th September 2026
27th September 2026
28th September 2026
29th September 2026
30th September 2026
1st October 2026
2nd October 2026
3rd October 2026
4th October 2026
5th October 2026
6th October 2026
7th October 2026
8th October 2026
9th October 2026
10th October 2026
11th October 2026
12th October 2026
13th October 2026
14th October 2026
15th October 2026
16th October 2026
17th October 2026
18th October 2026
19th October 2026
20th October 2026
21st October 2026
22nd October 2026
23rd October 2026
24th October 2026
25th October 2026
26th October 2026
27th October 2026
28th October 2026
29th October 2026
30th October 2026
31st October 2026
1st November 2026
2nd November 2026
3rd November 2026
4th November 2026
5th November 2026
6th November 2026
7th November 2026
8th November 2026
9th November 2026
10th November 2026
11th November 2026
12th November 2026
13th November 2026
14th November 2026
15th November 2026
16th November 2026
17th November 2026
18th November 2026
19th November 2026
20th November 2026
21st November 2026
22nd November 2026
23rd November 2026
24th November 2026
25th November 2026
26th November 2026
27th November 2026
28th November 2026
29th November 2026
30th November 2026
1st December 2026
2nd December 2026
3rd December 2026
4th December 2026
5th December 2026
6th December 2026
7th December 2026
8th December 2026
9th December 2026
10th December 2026
11th December 2026
12th December 2026
13th December 2026
14th December 2026
15th December 2026
16th December 2026
17th December 2026
18th December 2026
19th December 2026
20th December 2026
21st December 2026
22nd December 2026
23rd December 2026
24th December 2026
25th December 2026
26th December 2026
27th December 2026
28th December 2026
29th December 2026
30th December 2026
31st December 2026

33AQI (US)

44AQI (US)

No. of days

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

202637AQI (US)

27
4
11
6
38
10

Highest AQI (US) recorded in

February

44AQI (US)

Lowest AQI (US) recorded in

January

33AQI (US)

202544AQI (US)

28
3
25
3
22
9
20
10
22
9
19
11
18
12
1
20
11
30
14
17
24
6
29
2
271
93
1

Highest AQI (US) recorded in

July

52AQI (US)

Lowest AQI (US) recorded in

September

33AQI (US)

202437AQI (US)

30
1
27
2
26
5
21
8
1
25
6
23
7
29
2
22
9
26
4
29
2
27
3
31
316
49
1

Highest AQI (US) recorded in

April

46AQI (US)

Lowest AQI (US) recorded in

December

30AQI (US)

202339AQI (US)

27
4
25
3
25
6
19
11
27
4
18
12
22
9
29
2
27
3
27
4
25
4
25
6
296
68

Highest AQI (US) recorded in

April

47AQI (US)

Lowest AQI (US) recorded in

August

29AQI (US)

202237AQI (US)

17
2
18
3
24
7
15
2
16
15
25
5
15
6
1
27
1
29
2
27
3
31
245
46

Highest AQI (US) recorded in

May

47AQI (US)

Lowest AQI (US) recorded in

August

20AQI (US)

202136AQI (US)

29
2
23
5
23
7
1
27
3
28
3
21
9
27
4
26
5
26
4
29
2
25
5
30
1
314
50
1

Highest AQI (US) recorded in

June

45AQI (US)

Lowest AQI (US) recorded in

January

30AQI (US)

202036AQI (US)

12
1
18
3
16
2
22
8
29
2
15
15
1
18
1
31
26
4
28
3
215
39
1

Highest AQI (US) recorded in

August

53AQI (US)

Lowest AQI (US) recorded in

July

27AQI (US)

Most & Least Polluted Years Over the Last 7 Years

Most Polluted Year Recorded
2025(Avg.)
44AQI (US)
Least Polluted Year Recorded
2020(Avg.)
36AQI (US)

Nishinoyamacho's annual 2026 AQI (US) (37) shows an average percentage change of -2.2% (improved AQI (US)) compared to previous years: 2020 (36), 2021 (36), 2022 (37), 2023 (39), 2024 (37), 2025 (44).