Country Background
HistoryAQIPM2.5PM10COSO2NO2O3

Sakurazawa, Yorii, Saitama, 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

Sakurazawa, Yorii, Saitama, Japan

2022
2023
2024
2025
2026
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
15th Feb 2022
73AQI
Lowest AQI recorded on
7th Feb 2026
13AQI

Same Day Analysis (15th February):
On this day, AQI across the 5 years varied significantly: 2026 ranks 3rd highest AQI at 56 of Moderate air quality, showing improvement over 2024 and 2022 on the same day.

Download 2024 Annual Data

World Air Quality Report

Globe

Day & Night AQI Trend: 14th Feb - 15th Feb 2026

Sakurazawa, Yorii, Saitama, Japan

AQI
Day
Night
.

6 AM14th Feb 2026

5 PM

5 AM15th Feb 2026

Day time
Avg. Highest Time
10AM14th Feb

94AQI

Avg. Lowest Time
4PM14th Feb

39AQI

Night time
Avg. Highest Time
9PM14th Feb

69AQI

Avg. Lowest Time
7PM14th Feb

46AQI

In the last 24 hours,

Sakurazawa's AQI reached its highest point of 94 at 10 AM during the Day, while the lowest point, 39, was recorded at 4 PM during the Day between 14th Feb and 15th Feb 2026.

Day & Night AQI Trend : Jan - Feb 2026

Sakurazawa, Yorii, Saitama, Japan

JanFeb
17th - 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 - 12th12th - 13th13th - 14th14th - 15th15th
Day
Night
17th Jan 2026516 AMAQI
17th Jan 2026407 AMAQI
17th Jan 2026468 AMAQI
17th Jan 2026429 AMAQI
17th Jan 20264210 AMAQI
17th Jan 20264011 AMAQI
17th Jan 20264212 PMAQI
17th Jan 2026391 PMAQI
17th Jan 2026422 PMAQI
17th Jan 2026533 PMAQI
17th Jan 2026494 PMAQI
17th Jan 2026535 PMAQI
17th Jan 2026536 PMAQI
17th Jan 2026537 PMAQI
17th Jan 2026528 PMAQI
17th Jan 2026409 PMAQI
17th Jan 20262510 PMAQI
17th Jan 20261011 PMAQI
18th Jan 2026812 AMAQI
18th Jan 2026141 AMAQI
18th Jan 2026292 AMAQI
18th Jan 2026263 AMAQI
18th Jan 2026124 AMAQI
18th Jan 2026125 AMAQI

8°C3/13°C

18th Jan 2026126 AMAQI
18th Jan 2026127 AMAQI
18th Jan 2026108 AMAQI
18th Jan 202689 AMAQI
18th Jan 2026810 AMAQI
18th Jan 20262311 AMAQI
18th Jan 20263112 PMAQI
18th Jan 2026301 PMAQI
18th Jan 2026172 PMAQI
18th Jan 2026193 PMAQI
18th Jan 2026234 PMAQI
18th Jan 2026255 PMAQI
18th Jan 2026256 PMAQI
18th Jan 2026257 PMAQI
18th Jan 2026428 PMAQI
18th Jan 2026579 PMAQI
18th Jan 20265510 PMAQI
18th Jan 20265611 PMAQI
19th Jan 20263812 AMAQI
19th Jan 2026461 AMAQI
19th Jan 2026542 AMAQI
19th Jan 2026553 AMAQI
19th Jan 2026544 AMAQI
19th Jan 2026605 AMAQI

6°C3/10°C

19th Jan 2026586 AMAQI
19th Jan 2026567 AMAQI
19th Jan 2026338 AMAQI
19th Jan 2026319 AMAQI
19th Jan 20263810 AMAQI
19th Jan 20263611 AMAQI
19th Jan 20263812 PMAQI
19th Jan 2026441 PMAQI
19th Jan 2026422 PMAQI
19th Jan 2026423 PMAQI
19th Jan 2026364 PMAQI
19th Jan 2026245 PMAQI
19th Jan 2026406 PMAQI
19th Jan 2026587 PMAQI
19th Jan 2026568 PMAQI
19th Jan 2026579 PMAQI
19th Jan 20265510 PMAQI
19th Jan 20265411 PMAQI
20th Jan 20265212 AMAQI
20th Jan 2026521 AMAQI
20th Jan 2026562 AMAQI
20th Jan 2026523 AMAQI
20th Jan 2026514 AMAQI
20th Jan 2026515 AMAQI

6°C1/10°C

20th Jan 2026506 AMAQI
20th Jan 2026487 AMAQI
20th Jan 2026448 AMAQI
20th Jan 2026299 AMAQI
20th Jan 20261010 AMAQI
20th Jan 20261211 AMAQI
20th Jan 20261712 PMAQI
20th Jan 2026171 PMAQI
20th Jan 2026252 PMAQI
20th Jan 2026273 PMAQI
20th Jan 2026214 PMAQI
20th Jan 2026275 PMAQI
20th Jan 2026236 PMAQI
20th Jan 2026217 PMAQI
20th Jan 2026218 PMAQI
20th Jan 2026219 PMAQI
20th Jan 20261210 PMAQI
20th Jan 20261611 PMAQI
21st Jan 20261712 AMAQI
21st Jan 2026141 AMAQI
21st Jan 2026172 AMAQI
21st Jan 2026143 AMAQI
21st Jan 2026124 AMAQI
21st Jan 2026145 AMAQI

4°C0/11°C

21st Jan 2026126 AMAQI
21st Jan 2026107 AMAQI
21st Jan 202688 AMAQI
21st Jan 202689 AMAQI
21st Jan 2026810 AMAQI
21st Jan 2026811 AMAQI
21st Jan 20261412 PMAQI
21st Jan 2026171 PMAQI
21st Jan 2026122 PMAQI
21st Jan 2026123 PMAQI
21st Jan 202684 PMAQI
21st Jan 2026105 PMAQI
21st Jan 2026126 PMAQI
21st Jan 2026127 PMAQI
21st Jan 2026148 PMAQI
21st Jan 2026129 PMAQI
21st Jan 20261210 PMAQI
21st Jan 20261911 PMAQI
22nd Jan 20261712 AMAQI
22nd Jan 2026211 AMAQI
22nd Jan 2026172 AMAQI
22nd Jan 2026173 AMAQI
22nd Jan 2026174 AMAQI
22nd Jan 2026175 AMAQI

1°C-1/5°C

22nd Jan 2026196 AMAQI
22nd Jan 2026147 AMAQI
22nd Jan 202688 AMAQI
22nd Jan 202689 AMAQI
22nd Jan 20261010 AMAQI
22nd Jan 20261211 AMAQI
22nd Jan 20261212 PMAQI
22nd Jan 2026101 PMAQI
22nd Jan 2026302 PMAQI
22nd Jan 2026723 PMAQI
22nd Jan 2026304 PMAQI
22nd Jan 2026215 PMAQI
22nd Jan 2026316 PMAQI
22nd Jan 2026347 PMAQI
22nd Jan 2026408 PMAQI
22nd Jan 2026449 PMAQI
22nd Jan 20263410 PMAQI
22nd Jan 20262711 PMAQI
23rd Jan 20261212 AMAQI
23rd Jan 2026281 AMAQI
23rd Jan 2026382 AMAQI
23rd Jan 2026263 AMAQI
23rd Jan 2026244 AMAQI
23rd Jan 2026465 AMAQI

1°C-1/4°C

23rd Jan 2026236 AMAQI
23rd Jan 202687 AMAQI
23rd Jan 2026248 AMAQI
23rd Jan 2026529 AMAQI
23rd Jan 20265610 AMAQI
23rd Jan 20262611 AMAQI
23rd Jan 20262912 PMAQI
23rd Jan 2026301 PMAQI
23rd Jan 2026232 PMAQI
23rd Jan 2026643 PMAQI
23rd Jan 2026564 PMAQI
23rd Jan 2026605 PMAQI
23rd Jan 2026766 PMAQI
23rd Jan 2026797 PMAQI
23rd Jan 2026588 PMAQI
23rd Jan 2026369 PMAQI
23rd Jan 20265210 PMAQI
23rd Jan 20264711 PMAQI
24th Jan 20267212 AMAQI
24th Jan 2026541 AMAQI
24th Jan 2026472 AMAQI
24th Jan 2026523 AMAQI
24th Jan 2026674 AMAQI
24th Jan 2026655 AMAQI

1°C-2/5°C

24th Jan 2026296 AMAQI
24th Jan 2026177 AMAQI
24th Jan 2026198 AMAQI
24th Jan 2026419 AMAQI
24th Jan 20265010 AMAQI
24th Jan 20261211 AMAQI
24th Jan 20261212 PMAQI
24th Jan 2026241 PMAQI
24th Jan 2026432 PMAQI
24th Jan 2026523 PMAQI
24th Jan 2026214 PMAQI
24th Jan 2026295 PMAQI
24th Jan 2026386 PMAQI
24th Jan 2026567 PMAQI
24th Jan 2026498 PMAQI
24th Jan 2026389 PMAQI
24th Jan 20265210 PMAQI
24th Jan 20263811 PMAQI
25th Jan 20264012 AMAQI
25th Jan 2026521 AMAQI
25th Jan 2026842 AMAQI
25th Jan 2026523 AMAQI
25th Jan 2026384 AMAQI
25th Jan 2026645 AMAQI

2°C-1/8°C

25th Jan 2026326 AMAQI
25th Jan 2026207 AMAQI
25th Jan 2026268 AMAQI
25th Jan 2026469 AMAQI
25th Jan 20265810 AMAQI
25th Jan 20264611 AMAQI
25th Jan 20265512 PMAQI
25th Jan 2026561 PMAQI
25th Jan 2026682 PMAQI
25th Jan 2026683 PMAQI
25th Jan 2026334 PMAQI
25th Jan 2026425 PMAQI
25th Jan 2026146 PMAQI
25th Jan 2026167 PMAQI
25th Jan 2026308 PMAQI
25th Jan 2026209 PMAQI
25th Jan 20262710 PMAQI
25th Jan 20262711 PMAQI
26th Jan 20262612 AMAQI
26th Jan 2026311 AMAQI
26th Jan 2026362 AMAQI
26th Jan 2026283 AMAQI
26th Jan 2026284 AMAQI
26th Jan 2026565 AMAQI

2°C-1/5°C

26th Jan 2026206 AMAQI
26th Jan 2026127 AMAQI
26th Jan 2026198 AMAQI
26th Jan 2026289 AMAQI
26th Jan 2026811 AMAQI
26th Jan 20262212 PMAQI
26th Jan 2026361 PMAQI
26th Jan 2026282 PMAQI
26th Jan 2026333 PMAQI
26th Jan 2026194 PMAQI
26th Jan 2026245 PMAQI
26th Jan 2026286 PMAQI
26th Jan 2026347 PMAQI
26th Jan 2026268 PMAQI
26th Jan 2026279 PMAQI
26th Jan 20266510 PMAQI
26th Jan 20266411 PMAQI
27th Jan 20264112 AMAQI
27th Jan 2026441 AMAQI
27th Jan 2026662 AMAQI
27th Jan 2026623 AMAQI
27th Jan 2026314 AMAQI
27th Jan 2026495 AMAQI

2°C-2/6°C

27th Jan 2026376 AMAQI
27th Jan 2026567 AMAQI
27th Jan 2026588 AMAQI
27th Jan 2026459 AMAQI
27th Jan 20266410 AMAQI
27th Jan 20264011 AMAQI
27th Jan 20262812 PMAQI
27th Jan 2026261 PMAQI
27th Jan 2026452 PMAQI
27th Jan 2026453 PMAQI
27th Jan 2026454 PMAQI
27th Jan 2026405 PMAQI
27th Jan 2026326 PMAQI
27th Jan 2026257 PMAQI
27th Jan 2026268 PMAQI
27th Jan 2026289 PMAQI
27th Jan 20263610 PMAQI
27th Jan 20263211 PMAQI
28th Jan 20263312 AMAQI
28th Jan 2026361 AMAQI
28th Jan 2026422 AMAQI
28th Jan 2026403 AMAQI
28th Jan 2026204 AMAQI
28th Jan 2026385 AMAQI

4°C0/8°C

28th Jan 2026326 AMAQI
28th Jan 2026237 AMAQI
28th Jan 2026258 AMAQI
28th Jan 2026349 AMAQI
28th Jan 20264410 AMAQI
28th Jan 20261811 AMAQI
28th Jan 20262612 PMAQI
28th Jan 202681 PMAQI
28th Jan 2026342 PMAQI
28th Jan 2026233 PMAQI
28th Jan 2026234 PMAQI
28th Jan 2026235 PMAQI
28th Jan 2026126 PMAQI
28th Jan 2026147 PMAQI
28th Jan 2026188 PMAQI
28th Jan 2026229 PMAQI
28th Jan 20262010 PMAQI
29th Jan 2026812 AMAQI
29th Jan 2026241 AMAQI
29th Jan 2026412 AMAQI
29th Jan 2026323 AMAQI
29th Jan 2026324 AMAQI
29th Jan 2026165 AMAQI

3°C0/7°C

29th Jan 2026276 AMAQI
29th Jan 2026407 AMAQI
29th Jan 2026258 AMAQI
29th Jan 2026269 AMAQI
29th Jan 20264310 AMAQI
29th Jan 20263211 AMAQI
29th Jan 20262512 PMAQI
29th Jan 2026281 PMAQI
29th Jan 2026242 PMAQI
29th Jan 2026173 PMAQI
29th Jan 202684 PMAQI
29th Jan 2026245 PMAQI
29th Jan 2026226 PMAQI
29th Jan 2026327 PMAQI
29th Jan 2026348 PMAQI
29th Jan 2026259 PMAQI
29th Jan 20262210 PMAQI
29th Jan 20263011 PMAQI
30th Jan 20263012 AMAQI
30th Jan 2026361 AMAQI
30th Jan 2026702 AMAQI
30th Jan 2026503 AMAQI
30th Jan 2026724 AMAQI
30th Jan 2026905 AMAQI

3°C-1/7°C

30th Jan 2026486 AMAQI
30th Jan 2026407 AMAQI
30th Jan 2026528 AMAQI
30th Jan 2026439 AMAQI
30th Jan 20265810 AMAQI
30th Jan 20264811 AMAQI
30th Jan 20262812 PMAQI
30th Jan 2026221 PMAQI
30th Jan 2026232 PMAQI
30th Jan 2026203 PMAQI
30th Jan 2026184 PMAQI
30th Jan 2026225 PMAQI
30th Jan 2026216 PMAQI
30th Jan 2026217 PMAQI
30th Jan 2026178 PMAQI
30th Jan 202689 PMAQI
30th Jan 20261210 PMAQI
30th Jan 20262811 PMAQI
31st Jan 20261212 AMAQI
31st Jan 2026301 AMAQI
31st Jan 2026472 AMAQI
31st Jan 2026483 AMAQI
31st Jan 2026254 AMAQI
31st Jan 2026405 AMAQI

2°C-1/6°C

31st Jan 2026546 AMAQI
31st Jan 2026487 AMAQI
31st Jan 2026428 AMAQI
31st Jan 2026669 AMAQI
31st Jan 20268210 AMAQI
31st Jan 20263611 AMAQI
31st Jan 20263812 PMAQI
31st Jan 202681 PMAQI
31st Jan 2026422 PMAQI
31st Jan 2026263 PMAQI
31st Jan 2026464 PMAQI
31st Jan 2026165 PMAQI
31st Jan 2026126 PMAQI
31st Jan 2026508 PMAQI
31st Jan 2026319 PMAQI
31st Jan 20262410 PMAQI
31st Jan 20262011 PMAQI
1st Feb 20261712 AMAQI
1st Feb 2026241 AMAQI
1st Feb 2026302 AMAQI
1st Feb 2026323 AMAQI
1st Feb 2026434 AMAQI
1st Feb 2026845 AMAQI

2°C-1/7°C

1st Feb 2026406 AMAQI
1st Feb 2026547 AMAQI
1st Feb 2026368 AMAQI
1st Feb 2026709 AMAQI
1st Feb 20268110 AMAQI
1st Feb 20264211 AMAQI
1st Feb 20262012 PMAQI
1st Feb 2026291 PMAQI
1st Feb 2026122 PMAQI
1st Feb 2026223 PMAQI
1st Feb 2026344 PMAQI
1st Feb 2026285 PMAQI
1st Feb 2026286 PMAQI
1st Feb 2026397 PMAQI
1st Feb 2026268 PMAQI
1st Feb 2026249 PMAQI
1st Feb 20263610 PMAQI
1st Feb 20263111 PMAQI
2nd Feb 20263512 AMAQI
2nd Feb 2026301 AMAQI
2nd Feb 2026282 AMAQI
2nd Feb 2026363 AMAQI
2nd Feb 2026784 AMAQI
2nd Feb 2026845 AMAQI

3°C-1/8°C

2nd Feb 2026526 AMAQI
2nd Feb 2026707 AMAQI
2nd Feb 2026328 AMAQI
2nd Feb 2026579 AMAQI
2nd Feb 20266910 AMAQI
2nd Feb 20266611 AMAQI
2nd Feb 20264712 PMAQI
2nd Feb 2026461 PMAQI
2nd Feb 2026282 PMAQI
2nd Feb 2026323 PMAQI
2nd Feb 2026484 PMAQI
2nd Feb 2026315 PMAQI
2nd Feb 2026476 PMAQI
2nd Feb 2026517 PMAQI
2nd Feb 2026408 PMAQI
2nd Feb 2026329 PMAQI
2nd Feb 2026810 PMAQI
2nd Feb 20262911 PMAQI
3rd Feb 20262012 AMAQI
3rd Feb 2026311 AMAQI
3rd Feb 2026222 AMAQI
3rd Feb 2026283 AMAQI
3rd Feb 2026434 AMAQI
3rd Feb 2026445 AMAQI

4°C0/8°C

3rd Feb 2026256 AMAQI
3rd Feb 2026277 AMAQI
3rd Feb 2026328 AMAQI
3rd Feb 2026309 AMAQI
3rd Feb 20266210 AMAQI
3rd Feb 20263611 AMAQI
3rd Feb 20264612 PMAQI
3rd Feb 2026341 PMAQI
3rd Feb 2026362 PMAQI
3rd Feb 2026163 PMAQI
3rd Feb 2026425 PMAQI
3rd Feb 2026306 PMAQI
3rd Feb 2026277 PMAQI
3rd Feb 2026288 PMAQI
3rd Feb 2026409 PMAQI
3rd Feb 20261210 PMAQI
3rd Feb 20263011 PMAQI
4th Feb 20263012 AMAQI
4th Feb 2026241 AMAQI
4th Feb 2026372 AMAQI
4th Feb 2026483 AMAQI
4th Feb 2026474 AMAQI
4th Feb 2026535 AMAQI

4°C0/9°C

4th Feb 2026386 AMAQI
4th Feb 2026417 AMAQI
4th Feb 2026468 AMAQI
4th Feb 2026509 AMAQI
4th Feb 20265210 AMAQI
4th Feb 20265311 AMAQI
4th Feb 20263612 PMAQI
4th Feb 2026201 PMAQI
4th Feb 2026272 PMAQI
4th Feb 2026543 PMAQI
4th Feb 2026364 PMAQI
4th Feb 2026305 PMAQI
4th Feb 2026326 PMAQI
4th Feb 2026327 PMAQI
4th Feb 2026388 PMAQI
4th Feb 2026429 PMAQI
4th Feb 20263110 PMAQI
4th Feb 20263811 PMAQI
5th Feb 20263412 AMAQI
5th Feb 2026541 AMAQI
5th Feb 2026502 AMAQI
5th Feb 2026583 AMAQI
5th Feb 2026284 AMAQI
5th Feb 2026465 AMAQI

4°C0/9°C

5th Feb 2026386 AMAQI
5th Feb 2026487 AMAQI
5th Feb 2026518 AMAQI
5th Feb 2026589 AMAQI
5th Feb 20266710 AMAQI
5th Feb 20265211 AMAQI
5th Feb 20264612 PMAQI
5th Feb 2026591 PMAQI
5th Feb 2026532 PMAQI
5th Feb 2026463 PMAQI
5th Feb 2026484 PMAQI
5th Feb 2026365 PMAQI
5th Feb 2026266 PMAQI
5th Feb 2026327 PMAQI
5th Feb 2026308 PMAQI
5th Feb 2026329 PMAQI
5th Feb 20262410 PMAQI
5th Feb 20264911 PMAQI
6th Feb 20264812 AMAQI
6th Feb 2026601 AMAQI
6th Feb 2026332 AMAQI
6th Feb 2026253 AMAQI
6th Feb 2026674 AMAQI
6th Feb 2026645 AMAQI

6°C2/11°C

6th Feb 2026786 AMAQI
6th Feb 2026337 AMAQI
6th Feb 2026908 AMAQI
6th Feb 2026479 AMAQI
6th Feb 20265610 AMAQI
6th Feb 20269711 AMAQI
6th Feb 2026711 PMAQI
6th Feb 2026552 PMAQI
6th Feb 2026423 PMAQI
6th Feb 2026514 PMAQI
6th Feb 2026465 PMAQI
6th Feb 2026276 PMAQI
6th Feb 2026257 PMAQI
6th Feb 2026178 PMAQI
6th Feb 202689 PMAQI
6th Feb 20261710 PMAQI
6th Feb 2026811 PMAQI
7th Feb 20261012 AMAQI
7th Feb 202681 AMAQI
7th Feb 2026142 AMAQI
7th Feb 2026173 AMAQI
7th Feb 2026124 AMAQI
7th Feb 2026125 AMAQI

7°C3/14°C

7th Feb 2026196 AMAQI
7th Feb 2026127 AMAQI
7th Feb 2026148 AMAQI
7th Feb 2026179 AMAQI
7th Feb 20261910 AMAQI
7th Feb 20261211 AMAQI
7th Feb 20261012 PMAQI
7th Feb 202681 PMAQI
7th Feb 202682 PMAQI
7th Feb 2026103 PMAQI
7th Feb 202684 PMAQI
7th Feb 202685 PMAQI
7th Feb 2026126 PMAQI
7th Feb 2026147 PMAQI
7th Feb 2026198 PMAQI
7th Feb 2026179 PMAQI
7th Feb 20261910 PMAQI
7th Feb 20261711 PMAQI
8th Feb 20262712 AMAQI
8th Feb 2026191 AMAQI
8th Feb 2026172 AMAQI
8th Feb 2026123 AMAQI
8th Feb 2026124 AMAQI
8th Feb 202685 AMAQI

2°C0/3°C

8th Feb 2026106 AMAQI
8th Feb 2026128 AMAQI
8th Feb 202689 AMAQI
8th Feb 2026810 AMAQI
8th Feb 2026811 AMAQI
8th Feb 2026812 PMAQI
8th Feb 2026401 PMAQI
8th Feb 2026242 PMAQI
8th Feb 2026163 PMAQI
8th Feb 2026284 PMAQI
8th Feb 2026185 PMAQI
8th Feb 2026126 PMAQI
8th Feb 2026207 PMAQI
8th Feb 2026208 PMAQI
8th Feb 2026189 PMAQI
8th Feb 20261210 PMAQI
8th Feb 20262411 PMAQI
9th Feb 20262412 AMAQI
9th Feb 2026261 AMAQI
9th Feb 2026282 AMAQI
9th Feb 2026123 AMAQI
9th Feb 2026524 AMAQI
9th Feb 2026465 AMAQI

-1°C-4/2°C

9th Feb 2026246 AMAQI
9th Feb 2026437 AMAQI
9th Feb 2026488 AMAQI
9th Feb 2026599 AMAQI
9th Feb 20267810 AMAQI
9th Feb 20262811 AMAQI
9th Feb 20261912 PMAQI
9th Feb 2026381 PMAQI
9th Feb 2026402 PMAQI
9th Feb 2026393 PMAQI
9th Feb 2026444 PMAQI
9th Feb 2026445 PMAQI
9th Feb 2026306 PMAQI
9th Feb 2026397 PMAQI
9th Feb 2026368 PMAQI
9th Feb 2026349 PMAQI
9th Feb 20262110 PMAQI
9th Feb 20262911 PMAQI
10th Feb 20265012 AMAQI
10th Feb 2026561 AMAQI
10th Feb 2026702 AMAQI
10th Feb 2026573 AMAQI
10th Feb 2026714 AMAQI
10th Feb 2026795 AMAQI

-1°C-7/6°C

10th Feb 2026486 AMAQI
10th Feb 2026487 AMAQI
10th Feb 2026488 AMAQI
10th Feb 2026469 AMAQI
10th Feb 20267610 AMAQI
10th Feb 20263611 AMAQI
10th Feb 20265312 PMAQI
10th Feb 2026551 PMAQI
10th Feb 2026432 PMAQI
10th Feb 2026323 PMAQI
10th Feb 2026304 PMAQI
10th Feb 2026295 PMAQI
10th Feb 2026266 PMAQI
10th Feb 2026327 PMAQI
10th Feb 2026378 PMAQI
10th Feb 2026349 PMAQI
10th Feb 20263610 PMAQI
10th Feb 20263311 PMAQI
11th Feb 20266212 AMAQI
11th Feb 2026701 AMAQI
11th Feb 2026652 AMAQI
11th Feb 2026783 AMAQI
11th Feb 2026764 AMAQI
11th Feb 2026735 AMAQI

3°C-1/8°C

11th Feb 2026666 AMAQI
11th Feb 2026667 AMAQI
11th Feb 2026768 AMAQI
11th Feb 2026679 AMAQI
11th Feb 20269210 AMAQI
11th Feb 20264411 AMAQI
11th Feb 20263212 PMAQI
11th Feb 2026321 PMAQI
11th Feb 2026422 PMAQI
11th Feb 2026363 PMAQI
11th Feb 2026324 PMAQI
11th Feb 2026295 PMAQI
11th Feb 2026226 PMAQI
11th Feb 2026207 PMAQI
11th Feb 2026288 PMAQI
11th Feb 2026179 PMAQI
11th Feb 20262410 PMAQI
11th Feb 20261211 PMAQI
12th Feb 20262212 AMAQI
12th Feb 2026271 AMAQI
12th Feb 2026512 AMAQI
12th Feb 2026493 AMAQI
12th Feb 2026494 AMAQI
12th Feb 2026495 AMAQI

5°C1/9°C

12th Feb 2026276 AMAQI
12th Feb 2026387 AMAQI
12th Feb 2026328 AMAQI
12th Feb 2026649 AMAQI
12th Feb 20264210 AMAQI
12th Feb 20264411 AMAQI
12th Feb 20262112 PMAQI
12th Feb 2026331 PMAQI
12th Feb 2026342 PMAQI
12th Feb 2026243 PMAQI
12th Feb 2026384 PMAQI
12th Feb 2026275 PMAQI
12th Feb 2026226 PMAQI
12th Feb 2026207 PMAQI
12th Feb 2026338 PMAQI
12th Feb 2026349 PMAQI
12th Feb 20263610 PMAQI
12th Feb 20262811 PMAQI
13th Feb 20264612 AMAQI
13th Feb 2026551 AMAQI
13th Feb 2026602 AMAQI
13th Feb 2026573 AMAQI
13th Feb 2026584 AMAQI
13th Feb 2026535 AMAQI

5°C1/10°C

13th Feb 2026476 AMAQI
13th Feb 2026587 AMAQI
13th Feb 2026548 AMAQI
13th Feb 2026549 AMAQI
13th Feb 20265610 AMAQI
13th Feb 20263411 AMAQI
13th Feb 20264012 PMAQI
13th Feb 2026211 PMAQI
13th Feb 2026342 PMAQI
13th Feb 2026433 PMAQI
13th Feb 2026664 PMAQI
13th Feb 2026645 PMAQI
13th Feb 2026446 PMAQI
13th Feb 2026477 PMAQI
13th Feb 2026408 PMAQI
13th Feb 2026369 PMAQI
13th Feb 20265810 PMAQI
13th Feb 20266011 PMAQI
14th Feb 20266812 AMAQI
14th Feb 2026671 AMAQI
14th Feb 2026843 AMAQI
14th Feb 20261064 AMAQI
14th Feb 2026945 AMAQI

5°C1/10°C

14th Feb 2026846 AMAQI
14th Feb 2026657 AMAQI
14th Feb 2026808 AMAQI
14th Feb 2026709 AMAQI
14th Feb 20269410 AMAQI
14th Feb 20266611 AMAQI
14th Feb 20266512 PMAQI
14th Feb 2026601 PMAQI
14th Feb 2026622 PMAQI
14th Feb 2026403 PMAQI
14th Feb 2026394 PMAQI
14th Feb 2026625 PMAQI
14th Feb 2026586 PMAQI
14th Feb 2026467 PMAQI
14th Feb 2026548 PMAQI
14th Feb 2026699 PMAQI
14th Feb 20266810 PMAQI
14th Feb 20266211 PMAQI
15th Feb 20266012 AMAQI
15th Feb 2026601 AMAQI
15th Feb 2026562 AMAQI
15th Feb 2026543 AMAQI
15th Feb 2026554 AMAQI
15th Feb 2026545 AMAQI

7°C2/13°C

15th Feb 2026506 AMAQI
6 AM
15th Feb 2026527 AMAQI
15th Feb 2026468 AMAQI
15th Feb 2026509 AMAQI
15th Feb 20264610 AMAQI
15th Feb 20264611 AMAQI
11 AM
15th Feb 20265312 PMAQI
15th Feb 2026641 PMAQI
15th Feb 2026682 PMAQI
15th Feb 2026623 PMAQI
15th Feb 2026624 PMAQI
15th Feb 2026605 PMAQI
5 PM
15th Feb 2026636 PMAQI
15th Feb 2026677 PMAQI
15th Feb 2026608 PMAQI
15th Feb 2026519 PMAQI
15th Feb 20265810 PMAQI
15th Feb 20265711 PMAQI
11 PM
5 AM

10°C5/16°C

Day time
Avg. Highest Time
10 AM

51AQI

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

31AQI

1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 10 AM to 10 AM (Avg. 51), while the lowest AQI was between 12 PM to 12 PM (Avg. 31).
Night time
Avg. Highest Time
5 AM

50AQI

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

31AQI

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. 31).

2026 Days Vs Air Quality

Sakurazawa, Yorii, Saitama, Japan

2026

96%

44

4%

2

Total number of days with different AQI categories in last 47 days in 2026 (318 days remaining)

Good
44 Days
Moderate
2 Days
Poor
0 Days
Unhealthy
0 Days
Severe
0 Days
Hazardous
0 Days

Under WHO’s Safe Air Quality Limits: 96%

Health Risk Level:

Very Low

In 2026, 96% of 47 days were within WHO’s safe air quality limits. The risk of health issues is Very Low, but health impacts are still unclear.

Annual Air Quality Insights

Sakurazawa, Yorii, Saitama, 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
18AQI (US)
2nd January 2026
17AQI (US)
3rd January 2026
15AQI (US)
4th January 2026
23AQI (US)
5th January 2026
28AQI (US)
6th January 2026
19AQI (US)
7th January 2026
23AQI (US)
8th January 2026
25AQI (US)
9th January 2026
15AQI (US)
10th January 2026
27AQI (US)
11th January 2026
34AQI (US)
12th January 2026
13AQI (US)
13th January 2026
21AQI (US)
14th January 2026
12AQI (US)
15th January 2026
31AQI (US)
16th January 2026
43AQI (US)
17th January 2026
43AQI (US)
18th January 2026
24AQI (US)
19th January 2026
46AQI (US)
20th January 2026
31AQI (US)
21st January 2026
13AQI (US)
22nd January 2026
23AQI (US)
23rd January 2026
41AQI (US)
24th January 2026
41AQI (US)
25th January 2026
42AQI (US)
26th January 2026
30AQI (US)
27th January 2026
42AQI (US)
28th January 2026
26AQI (US)
29th January 2026
27AQI (US)
30th January 2026
37AQI (US)
31st January 2026
37AQI (US)
1st February 2026
37AQI (US)
2nd February 2026
45AQI (US)
3rd February 2026
32AQI (US)
4th February 2026
39AQI (US)
5th February 2026
44AQI (US)
6th February 2026
46AQI (US)
7th February 2026
13AQI (US)
8th February 2026
17AQI (US)
9th February 2026
37AQI (US)
10th February 2026
47AQI (US)
11th February 2026
48AQI (US)
12th February 2026
35AQI (US)
13th February 2026
49AQI (US)
14th February 2026
68AQI (US)
15th February 2026
56AQI (US)
16th February 2026
17th February 2026
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

28AQI (US)

41AQI (US)

No. of days

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

202632AQI (US)

31
13
2
44
2

Highest AQI (US) recorded in

February

41AQI (US)

Lowest AQI (US) recorded in

January

28AQI (US)

202541AQI (US)

30
1
26
2
21
10
23
7
25
6
24
6
15
16
24
7
29
1
14
17
25
5
26
5
282
83

Highest AQI (US) recorded in

July

51AQI (US)

Lowest AQI (US) recorded in

January

34AQI (US)

202439AQI (US)

29
2
27
2
26
5
11
19
22
9
22
8
18
13
28
3
27
3
30
1
28
2
31
299
67

Highest AQI (US) recorded in

April

56AQI (US)

Lowest AQI (US) recorded in

December

30AQI (US)

202341AQI (US)

29
2
23
5
21
10
13
17
21
10
20
10
17
14
31
30
30
1
22
7
26
5
283
81

Highest AQI (US) recorded in

April

53AQI (US)

Lowest AQI (US) recorded in

August

31AQI (US)

202240AQI (US)

28
3
20
1
20
11
19
11
23
8
18
12
17
7
1
26
2
29
2
26
4
31
258
61

Highest AQI (US) recorded in

June

49AQI (US)

Lowest AQI (US) recorded in

December

30AQI (US)

202138AQI (US)

27
4
23
5
20
10
1
24
6
25
6
22
8
26
5
27
4
24
6
28
3
26
4
30
1
302
62
1

Highest AQI (US) recorded in

March

46AQI (US)

Lowest AQI (US) recorded in

January

32AQI (US)

202036AQI (US)

11
2
18
3
17
1
20
10
27
4
13
18
19
28
3
24
6
31
208
47

Highest AQI (US) recorded in

August

52AQI (US)

Lowest AQI (US) recorded in

September

21AQI (US)

Most & Least Polluted Years Over the Last 7 Years

Most Polluted Year Recorded
2023(Avg.)
41AQI (US)
Least Polluted Year Recorded
2026(Avg.)
32AQI (US)

Sakurazawa's annual 2026 AQI (US) (32) shows an average percentage change of -17.9% (improved AQI (US)) compared to previous years: 2020 (36), 2021 (38), 2022 (40), 2023 (41), 2024 (39), 2025 (41).