Country Background
HistoryAQIPM2.5PM10COSO2NO2O3

Okazaki, Okazaki, Aichi, 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

Okazaki, Okazaki, Aichi, Japan

2022
2023
2024
2025
2026
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
15th Feb 2022
60AQI
Lowest AQI recorded on
7th Feb 2026
15AQI

Same Day Analysis (15th February):
On this day, AQI across the 5 years varied significantly: 2026 ranks 3rd highest AQI at 46 of Good 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

Okazaki, Okazaki, Aichi, Japan

AQI
Day
Night
.

6 AM14th Feb 2026

5 PM

5 AM15th Feb 2026

Day time
Avg. Highest Time
6AM14th Feb

90AQI

Avg. Lowest Time
12PM14th Feb

14AQI

Night time
Avg. Highest Time
7PM14th Feb

62AQI

Avg. Lowest Time
3AM15th Feb

21AQI

In the last 24 hours,

Okazaki's AQI reached its highest point of 90 at 6 AM during the Day, while the lowest point, 14, was recorded at 12 PM during the Day between 14th Feb and 15th Feb 2026.

Day & Night AQI Trend : Jan - Feb 2026

Okazaki, Okazaki, Aichi, 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 2026446 AMAQI
17th Jan 2026407 AMAQI
17th Jan 2026488 AMAQI
17th Jan 2026469 AMAQI
17th Jan 20264410 AMAQI
17th Jan 20263611 AMAQI
17th Jan 20263612 PMAQI
17th Jan 2026451 PMAQI
17th Jan 2026452 PMAQI
17th Jan 2026403 PMAQI
17th Jan 2026334 PMAQI
17th Jan 2026455 PMAQI
17th Jan 2026556 PMAQI
17th Jan 2026577 PMAQI
17th Jan 2026578 PMAQI
17th Jan 2026579 PMAQI
17th Jan 20265610 PMAQI
17th Jan 20265111 PMAQI
18th Jan 20265412 AMAQI
18th Jan 2026591 AMAQI
18th Jan 2026582 AMAQI
18th Jan 2026573 AMAQI
18th Jan 2026554 AMAQI
18th Jan 2026575 AMAQI

9°C5/14°C

18th Jan 2026566 AMAQI
18th Jan 2026577 AMAQI
18th Jan 2026588 AMAQI
18th Jan 2026589 AMAQI
18th Jan 20265510 AMAQI
18th Jan 20265411 AMAQI
18th Jan 20265112 PMAQI
18th Jan 2026461 PMAQI
18th Jan 2026462 PMAQI
18th Jan 2026443 PMAQI
18th Jan 2026444 PMAQI
18th Jan 2026485 PMAQI
18th Jan 2026526 PMAQI
18th Jan 2026587 PMAQI
18th Jan 2026588 PMAQI
18th Jan 2026599 PMAQI
18th Jan 20266710 PMAQI
18th Jan 20267311 PMAQI
19th Jan 20268912 AMAQI
19th Jan 2026861 AMAQI
19th Jan 2026922 AMAQI
19th Jan 2026843 AMAQI
19th Jan 2026814 AMAQI
19th Jan 2026825 AMAQI

8°C4/12°C

19th Jan 2026736 AMAQI
19th Jan 2026627 AMAQI
19th Jan 2026528 AMAQI
19th Jan 2026529 AMAQI
19th Jan 20264810 AMAQI
19th Jan 20264211 AMAQI
19th Jan 20263612 PMAQI
19th Jan 2026361 PMAQI
19th Jan 2026402 PMAQI
19th Jan 2026523 PMAQI
19th Jan 2026514 PMAQI
19th Jan 2026515 PMAQI
19th Jan 2026526 PMAQI
19th Jan 2026537 PMAQI
19th Jan 2026548 PMAQI
19th Jan 2026539 PMAQI
19th Jan 20265710 PMAQI
19th Jan 20265911 PMAQI
20th Jan 20266212 AMAQI
20th Jan 2026651 AMAQI
20th Jan 2026642 AMAQI
20th Jan 2026603 AMAQI
20th Jan 2026574 AMAQI
20th Jan 2026555 AMAQI

9°C4/14°C

20th Jan 2026596 AMAQI
20th Jan 2026567 AMAQI
20th Jan 2026538 AMAQI
20th Jan 2026369 AMAQI
20th Jan 20261710 AMAQI
20th Jan 20261411 AMAQI
20th Jan 20261412 PMAQI
20th Jan 2026101 PMAQI
20th Jan 202682 PMAQI
20th Jan 202683 PMAQI
20th Jan 2026124 PMAQI
20th Jan 2026125 PMAQI
20th Jan 2026146 PMAQI
20th Jan 2026177 PMAQI
20th Jan 2026178 PMAQI
20th Jan 2026129 PMAQI
20th Jan 20261210 PMAQI
20th Jan 20261211 PMAQI
21st Jan 20261212 AMAQI
21st Jan 2026141 AMAQI
21st Jan 2026142 AMAQI
21st Jan 2026103 AMAQI
21st Jan 2026104 AMAQI
21st Jan 2026125 AMAQI

7°C0/11°C

21st Jan 2026106 AMAQI
21st Jan 202687 AMAQI
21st Jan 202688 AMAQI
21st Jan 202689 AMAQI
21st Jan 2026810 AMAQI
21st Jan 20261711 AMAQI
21st Jan 20261712 PMAQI
21st Jan 2026171 PMAQI
21st Jan 202682 PMAQI
21st Jan 2026103 PMAQI
21st Jan 2026104 PMAQI
21st Jan 2026125 PMAQI
21st Jan 2026146 PMAQI
21st Jan 2026127 PMAQI
21st Jan 2026148 PMAQI
21st Jan 2026179 PMAQI
21st Jan 20261910 PMAQI
21st Jan 20261911 PMAQI
22nd Jan 20262112 AMAQI
22nd Jan 2026171 AMAQI
22nd Jan 2026172 AMAQI
22nd Jan 2026123 AMAQI
22nd Jan 2026144 AMAQI
22nd Jan 2026195 AMAQI

2°C-1/5°C

22nd Jan 2026196 AMAQI
22nd Jan 2026177 AMAQI
22nd Jan 2026178 AMAQI
22nd Jan 2026179 AMAQI
22nd Jan 20261410 AMAQI
22nd Jan 20261411 AMAQI
22nd Jan 20261212 PMAQI
22nd Jan 2026121 PMAQI
22nd Jan 2026302 PMAQI
22nd Jan 2026613 PMAQI
22nd Jan 2026244 PMAQI
22nd Jan 2026275 PMAQI
22nd Jan 2026216 PMAQI
22nd Jan 202687 PMAQI
22nd Jan 2026268 PMAQI
22nd Jan 2026419 PMAQI
22nd Jan 20262510 PMAQI
22nd Jan 20262811 PMAQI
23rd Jan 20261012 AMAQI
23rd Jan 2026101 AMAQI
23rd Jan 2026432 AMAQI
23rd Jan 2026283 AMAQI
23rd Jan 2026254 AMAQI
23rd Jan 2026465 AMAQI

1°C-1/4°C

23rd Jan 2026246 AMAQI
23rd Jan 202687 AMAQI
23rd Jan 2026288 AMAQI
23rd Jan 2026549 AMAQI
23rd Jan 20265810 AMAQI
23rd Jan 20263311 AMAQI
23rd Jan 20263812 PMAQI
23rd Jan 2026481 PMAQI
23rd Jan 2026292 PMAQI
23rd Jan 2026423 PMAQI
23rd Jan 2026504 PMAQI
23rd Jan 2026445 PMAQI
23rd Jan 2026576 PMAQI
23rd Jan 2026607 PMAQI
23rd Jan 2026438 PMAQI
23rd Jan 2026349 PMAQI
23rd Jan 20265110 PMAQI
23rd Jan 20263811 PMAQI
24th Jan 20263812 AMAQI
24th Jan 2026461 AMAQI
24th Jan 2026312 AMAQI
24th Jan 2026483 AMAQI
24th Jan 2026604 AMAQI
24th Jan 2026605 AMAQI

2°C-1/5°C

24th Jan 2026306 AMAQI
24th Jan 2026237 AMAQI
24th Jan 2026288 AMAQI
24th Jan 2026449 AMAQI
24th Jan 20265310 AMAQI
24th Jan 20264211 AMAQI
24th Jan 20264212 PMAQI
24th Jan 2026471 PMAQI
24th Jan 2026542 PMAQI
24th Jan 2026633 PMAQI
24th Jan 2026464 PMAQI
24th Jan 2026255 PMAQI
24th Jan 2026286 PMAQI
24th Jan 2026427 PMAQI
24th Jan 2026448 PMAQI
24th Jan 2026429 PMAQI
24th Jan 20265710 PMAQI
24th Jan 20264211 PMAQI
25th Jan 20263912 AMAQI
25th Jan 2026511 AMAQI
25th Jan 2026832 AMAQI
25th Jan 2026563 AMAQI
25th Jan 2026364 AMAQI
25th Jan 2026685 AMAQI

4°C1/8°C

25th Jan 2026326 AMAQI
25th Jan 2026267 AMAQI
25th Jan 2026248 AMAQI
25th Jan 2026449 AMAQI
25th Jan 20266010 AMAQI
25th Jan 20265011 AMAQI
25th Jan 20266012 PMAQI
25th Jan 2026601 PMAQI
25th Jan 2026602 PMAQI
25th Jan 2026643 PMAQI
25th Jan 2026344 PMAQI
25th Jan 2026445 PMAQI
25th Jan 2026146 PMAQI
25th Jan 2026177 PMAQI
25th Jan 2026348 PMAQI
25th Jan 2026469 PMAQI
25th Jan 20262810 PMAQI
25th Jan 20262911 PMAQI
26th Jan 20263012 AMAQI
26th Jan 2026301 AMAQI
26th Jan 2026342 AMAQI
26th Jan 2026313 AMAQI
26th Jan 2026294 AMAQI
26th Jan 2026525 AMAQI

2°C0/5°C

26th Jan 2026246 AMAQI
26th Jan 202687 AMAQI
26th Jan 2026188 AMAQI
26th Jan 2026189 AMAQI
26th Jan 2026811 AMAQI
26th Jan 2026612 PMAQI
26th Jan 202681 PMAQI
26th Jan 2026162 PMAQI
26th Jan 2026343 PMAQI
26th Jan 2026144 PMAQI
26th Jan 2026195 PMAQI
26th Jan 2026316 PMAQI
26th Jan 2026377 PMAQI
26th Jan 2026288 PMAQI
26th Jan 2026299 PMAQI
26th Jan 20265410 PMAQI
26th Jan 20266211 PMAQI
27th Jan 20264412 AMAQI
27th Jan 2026461 AMAQI
27th Jan 2026642 AMAQI
27th Jan 2026513 AMAQI
27th Jan 2026304 AMAQI
27th Jan 2026445 AMAQI

2°C-1/5°C

27th Jan 2026296 AMAQI
27th Jan 2026387 AMAQI
27th Jan 2026348 AMAQI
27th Jan 2026469 AMAQI
27th Jan 20264210 AMAQI
27th Jan 20263411 AMAQI
27th Jan 20263012 PMAQI
27th Jan 2026221 PMAQI
27th Jan 2026402 PMAQI
27th Jan 2026423 PMAQI
27th Jan 2026494 PMAQI
27th Jan 2026455 PMAQI
27th Jan 2026346 PMAQI
27th Jan 2026257 PMAQI
27th Jan 2026278 PMAQI
27th Jan 2026339 PMAQI
27th Jan 20264010 PMAQI
27th Jan 20263211 PMAQI
28th Jan 20263912 AMAQI
28th Jan 2026401 AMAQI
28th Jan 2026312 AMAQI
28th Jan 2026423 AMAQI
28th Jan 2026324 AMAQI
28th Jan 2026435 AMAQI

4°C1/9°C

28th Jan 2026366 AMAQI
28th Jan 2026337 AMAQI
28th Jan 2026328 AMAQI
28th Jan 2026419 AMAQI
28th Jan 20264610 AMAQI
28th Jan 20263211 AMAQI
28th Jan 20263612 PMAQI
28th Jan 2026101 PMAQI
28th Jan 2026402 PMAQI
28th Jan 2026303 PMAQI
28th Jan 2026214 PMAQI
28th Jan 2026365 PMAQI
28th Jan 2026186 PMAQI
28th Jan 2026197 PMAQI
28th Jan 2026208 PMAQI
28th Jan 2026369 PMAQI
28th Jan 20262010 PMAQI
29th Jan 20261412 AMAQI
29th Jan 2026251 AMAQI
29th Jan 2026332 AMAQI
29th Jan 2026343 AMAQI
29th Jan 2026304 AMAQI
29th Jan 2026195 AMAQI

4°C1/8°C

29th Jan 2026266 AMAQI
29th Jan 2026427 AMAQI
29th Jan 2026288 AMAQI
29th Jan 2026319 AMAQI
29th Jan 20263310 AMAQI
29th Jan 20263011 AMAQI
29th Jan 20263012 PMAQI
29th Jan 2026221 PMAQI
29th Jan 2026262 PMAQI
29th Jan 2026163 PMAQI
29th Jan 2026144 PMAQI
29th Jan 2026145 PMAQI
29th Jan 2026256 PMAQI
29th Jan 2026267 PMAQI
29th Jan 2026418 PMAQI
29th Jan 2026409 PMAQI
29th Jan 20263110 PMAQI
29th Jan 20263611 PMAQI
30th Jan 20263612 AMAQI
30th Jan 2026381 AMAQI
30th Jan 2026502 AMAQI
30th Jan 2026413 AMAQI
30th Jan 2026644 AMAQI
30th Jan 2026875 AMAQI

3°C0/6°C

30th Jan 2026406 AMAQI
30th Jan 2026347 AMAQI
30th Jan 2026528 AMAQI
30th Jan 2026549 AMAQI
30th Jan 20265810 AMAQI
30th Jan 20264411 AMAQI
30th Jan 20261412 PMAQI
30th Jan 2026311 PMAQI
30th Jan 2026182 PMAQI
30th Jan 2026263 PMAQI
30th Jan 2026204 PMAQI
30th Jan 2026225 PMAQI
30th Jan 2026186 PMAQI
30th Jan 2026207 PMAQI
30th Jan 2026128 PMAQI
30th Jan 2026129 PMAQI
30th Jan 20261110 PMAQI
30th Jan 20262511 PMAQI
31st Jan 20261412 AMAQI
31st Jan 2026261 AMAQI
31st Jan 2026382 AMAQI
31st Jan 2026313 AMAQI
31st Jan 2026414 AMAQI
31st Jan 2026445 AMAQI

2°C-1/5°C

31st Jan 2026526 AMAQI
31st Jan 2026387 AMAQI
31st Jan 2026308 AMAQI
31st Jan 2026649 AMAQI
31st Jan 20268410 AMAQI
31st Jan 20261811 AMAQI
31st Jan 20262012 PMAQI
31st Jan 202681 PMAQI
31st Jan 2026322 PMAQI
31st Jan 2026243 PMAQI
31st Jan 2026234 PMAQI
31st Jan 2026215 PMAQI
31st Jan 2026126 PMAQI
31st Jan 2026448 PMAQI
31st Jan 2026239 PMAQI
31st Jan 20262110 PMAQI
31st Jan 2026811 PMAQI
1st Feb 20261012 AMAQI
1st Feb 2026241 AMAQI
1st Feb 2026302 AMAQI
1st Feb 2026303 AMAQI
1st Feb 2026384 AMAQI
1st Feb 2026695 AMAQI

3°C0/6°C

1st Feb 2026366 AMAQI
1st Feb 2026537 AMAQI
1st Feb 2026348 AMAQI
1st Feb 2026629 AMAQI
1st Feb 20268010 AMAQI
1st Feb 20263611 AMAQI
1st Feb 20261212 PMAQI
1st Feb 2026341 PMAQI
1st Feb 2026362 PMAQI
1st Feb 2026383 PMAQI
1st Feb 2026274 PMAQI
1st Feb 2026295 PMAQI
1st Feb 2026296 PMAQI
1st Feb 2026327 PMAQI
1st Feb 2026338 PMAQI
1st Feb 2026319 PMAQI
1st Feb 20262510 PMAQI
1st Feb 20263711 PMAQI
2nd Feb 20264112 AMAQI
2nd Feb 2026401 AMAQI
2nd Feb 2026322 AMAQI
2nd Feb 2026383 AMAQI
2nd Feb 2026664 AMAQI
2nd Feb 2026785 AMAQI

4°C0/8°C

2nd Feb 2026496 AMAQI
2nd Feb 2026417 AMAQI
2nd Feb 2026318 AMAQI
2nd Feb 2026549 AMAQI
2nd Feb 20267810 AMAQI
2nd Feb 20266411 AMAQI
2nd Feb 20264612 PMAQI
2nd Feb 2026381 PMAQI
2nd Feb 2026262 PMAQI
2nd Feb 2026243 PMAQI
2nd Feb 2026494 PMAQI
2nd Feb 2026375 PMAQI
2nd Feb 2026386 PMAQI
2nd Feb 2026447 PMAQI
2nd Feb 2026468 PMAQI
2nd Feb 2026359 PMAQI
2nd Feb 20263410 PMAQI
2nd Feb 20264411 PMAQI
3rd Feb 20264412 AMAQI
3rd Feb 2026361 AMAQI
3rd Feb 2026222 AMAQI
3rd Feb 2026313 AMAQI
3rd Feb 2026464 AMAQI
3rd Feb 2026385 AMAQI

4°C1/8°C

3rd Feb 2026346 AMAQI
3rd Feb 2026407 AMAQI
3rd Feb 2026348 AMAQI
3rd Feb 2026329 AMAQI
3rd Feb 20265810 AMAQI
3rd Feb 20263611 AMAQI
3rd Feb 20264412 PMAQI
3rd Feb 2026121 PMAQI
3rd Feb 2026362 PMAQI
3rd Feb 2026143 PMAQI
3rd Feb 2026365 PMAQI
3rd Feb 2026306 PMAQI
3rd Feb 2026367 PMAQI
3rd Feb 2026368 PMAQI
3rd Feb 2026479 PMAQI
3rd Feb 20262510 PMAQI
3rd Feb 20262311 PMAQI
4th Feb 20262312 AMAQI
4th Feb 2026291 AMAQI
4th Feb 2026292 AMAQI
4th Feb 2026323 AMAQI
4th Feb 2026424 AMAQI
4th Feb 2026425 AMAQI

4°C1/8°C

4th Feb 2026326 AMAQI
4th Feb 2026407 AMAQI
4th Feb 2026428 AMAQI
4th Feb 2026449 AMAQI
4th Feb 20264110 AMAQI
4th Feb 20264611 AMAQI
4th Feb 20261112 PMAQI
4th Feb 2026141 PMAQI
4th Feb 2026192 PMAQI
4th Feb 2026323 PMAQI
4th Feb 2026314 PMAQI
4th Feb 2026295 PMAQI
4th Feb 2026336 PMAQI
4th Feb 2026347 PMAQI
4th Feb 2026388 PMAQI
4th Feb 2026409 PMAQI
4th Feb 20263810 PMAQI
4th Feb 20263211 PMAQI
5th Feb 20263612 AMAQI
5th Feb 2026501 AMAQI
5th Feb 2026432 AMAQI
5th Feb 2026413 AMAQI
5th Feb 2026304 AMAQI
5th Feb 2026445 AMAQI

5°C1/10°C

5th Feb 2026426 AMAQI
5th Feb 2026427 AMAQI
5th Feb 2026408 AMAQI
5th Feb 2026549 AMAQI
5th Feb 20265810 AMAQI
5th Feb 20266411 AMAQI
5th Feb 20264412 PMAQI
5th Feb 2026581 PMAQI
5th Feb 2026492 PMAQI
5th Feb 2026413 PMAQI
5th Feb 2026444 PMAQI
5th Feb 2026325 PMAQI
5th Feb 2026326 PMAQI
5th Feb 2026427 PMAQI
5th Feb 2026358 PMAQI
5th Feb 2026369 PMAQI
5th Feb 20263810 PMAQI
5th Feb 20263211 PMAQI
6th Feb 20264612 AMAQI
6th Feb 2026491 AMAQI
6th Feb 2026322 AMAQI
6th Feb 2026343 AMAQI
6th Feb 2026494 AMAQI
6th Feb 2026625 AMAQI

7°C4/12°C

6th Feb 2026406 AMAQI
6th Feb 2026487 AMAQI
6th Feb 2026428 AMAQI
6th Feb 2026649 AMAQI
6th Feb 20268010 AMAQI
6th Feb 20266911 AMAQI
6th Feb 2026261 PMAQI
6th Feb 2026342 PMAQI
6th Feb 2026403 PMAQI
6th Feb 2026284 PMAQI
6th Feb 2026275 PMAQI
6th Feb 2026286 PMAQI
6th Feb 2026257 PMAQI
6th Feb 2026188 PMAQI
6th Feb 2026309 PMAQI
6th Feb 20261010 PMAQI
6th Feb 20262411 PMAQI
7th Feb 20261612 AMAQI
7th Feb 2026201 AMAQI
7th Feb 2026182 AMAQI
7th Feb 2026213 AMAQI
7th Feb 2026124 AMAQI
7th Feb 2026145 AMAQI

8°C4/12°C

7th Feb 2026156 AMAQI
7th Feb 2026147 AMAQI
7th Feb 2026178 AMAQI
7th Feb 202689 AMAQI
7th Feb 20261110 AMAQI
7th Feb 2026811 AMAQI
7th Feb 2026812 PMAQI
7th Feb 2026121 PMAQI
7th Feb 2026142 PMAQI
7th Feb 2026123 PMAQI
7th Feb 2026144 PMAQI
7th Feb 2026125 PMAQI
7th Feb 2026146 PMAQI
7th Feb 2026197 PMAQI
7th Feb 2026178 PMAQI
7th Feb 2026199 PMAQI
7th Feb 20262110 PMAQI
7th Feb 20261911 PMAQI
8th Feb 20262112 AMAQI
8th Feb 2026211 AMAQI
8th Feb 2026172 AMAQI
8th Feb 2026143 AMAQI
8th Feb 2026164 AMAQI
8th Feb 2026215 AMAQI

4°C2/7°C

8th Feb 2026196 AMAQI
8th Feb 2026318 AMAQI
8th Feb 2026329 AMAQI
8th Feb 20265310 AMAQI
8th Feb 20262911 AMAQI
8th Feb 20261112 PMAQI
8th Feb 2026401 PMAQI
8th Feb 2026212 PMAQI
8th Feb 2026223 PMAQI
8th Feb 202684 PMAQI
8th Feb 202685 PMAQI
8th Feb 2026126 PMAQI
8th Feb 2026177 PMAQI
8th Feb 2026148 PMAQI
8th Feb 2026129 PMAQI
8th Feb 20261010 PMAQI
8th Feb 2026811 PMAQI
9th Feb 20261012 AMAQI
9th Feb 2026221 AMAQI
9th Feb 2026302 AMAQI
9th Feb 2026123 AMAQI
9th Feb 2026504 AMAQI
9th Feb 2026465 AMAQI

2°C-2/3°C

9th Feb 2026276 AMAQI
9th Feb 2026447 AMAQI
9th Feb 2026508 AMAQI
9th Feb 2026589 AMAQI
9th Feb 20268610 AMAQI
9th Feb 20262911 AMAQI
9th Feb 20262212 PMAQI
9th Feb 2026401 PMAQI
9th Feb 2026502 PMAQI
9th Feb 2026483 PMAQI
9th Feb 2026284 PMAQI
9th Feb 2026285 PMAQI
9th Feb 2026176 PMAQI
9th Feb 2026307 PMAQI
9th Feb 2026388 PMAQI
9th Feb 2026129 PMAQI
9th Feb 20261210 PMAQI
9th Feb 20262511 PMAQI
10th Feb 20264712 AMAQI
10th Feb 2026461 AMAQI
10th Feb 2026382 AMAQI
10th Feb 2026323 AMAQI
10th Feb 2026524 AMAQI
10th Feb 2026565 AMAQI

2°C-2/7°C

10th Feb 2026266 AMAQI
10th Feb 2026347 AMAQI
10th Feb 2026388 AMAQI
10th Feb 2026389 AMAQI
10th Feb 20265810 AMAQI
10th Feb 20261011 AMAQI
10th Feb 20262412 PMAQI
10th Feb 2026561 PMAQI
10th Feb 2026402 PMAQI
10th Feb 2026293 PMAQI
10th Feb 2026304 PMAQI
10th Feb 2026265 PMAQI
10th Feb 2026276 PMAQI
10th Feb 2026347 PMAQI
10th Feb 2026358 PMAQI
10th Feb 2026369 PMAQI
10th Feb 20263410 PMAQI
10th Feb 20262411 PMAQI
11th Feb 20266412 AMAQI
11th Feb 2026541 AMAQI
11th Feb 2026442 AMAQI
11th Feb 2026423 AMAQI
11th Feb 2026404 AMAQI
11th Feb 2026385 AMAQI

4°C0/8°C

11th Feb 2026546 AMAQI
11th Feb 2026597 AMAQI
11th Feb 2026638 AMAQI
11th Feb 2026649 AMAQI
11th Feb 20266010 AMAQI
11th Feb 20266211 AMAQI
11th Feb 20266012 PMAQI
11th Feb 2026591 PMAQI
11th Feb 2026542 PMAQI
11th Feb 2026313 PMAQI
11th Feb 2026324 PMAQI
11th Feb 2026295 PMAQI
11th Feb 2026276 PMAQI
11th Feb 2026197 PMAQI
11th Feb 2026218 PMAQI
11th Feb 2026219 PMAQI
11th Feb 20261910 PMAQI
11th Feb 20261911 PMAQI
12th Feb 20262512 AMAQI
12th Feb 2026321 AMAQI
12th Feb 2026402 AMAQI
12th Feb 2026423 AMAQI
12th Feb 2026514 AMAQI
12th Feb 2026525 AMAQI

6°C5/8°C

12th Feb 2026556 AMAQI
12th Feb 2026607 AMAQI
12th Feb 2026658 AMAQI
12th Feb 2026579 AMAQI
12th Feb 20265410 AMAQI
12th Feb 20265211 AMAQI
12th Feb 20264712 PMAQI
12th Feb 2026331 PMAQI
12th Feb 2026342 PMAQI
12th Feb 2026403 PMAQI
12th Feb 2026384 PMAQI
12th Feb 2026385 PMAQI
12th Feb 2026486 PMAQI
12th Feb 2026517 PMAQI
12th Feb 2026528 PMAQI
12th Feb 2026579 PMAQI
12th Feb 20265610 PMAQI
12th Feb 20266011 PMAQI
13th Feb 20266012 AMAQI
13th Feb 2026601 AMAQI
13th Feb 2026532 AMAQI
13th Feb 2026523 AMAQI
13th Feb 2026484 AMAQI
13th Feb 2026495 AMAQI

5°C2/10°C

13th Feb 2026516 AMAQI
13th Feb 2026567 AMAQI
13th Feb 2026498 AMAQI
13th Feb 2026509 AMAQI
13th Feb 20264910 AMAQI
13th Feb 20265311 AMAQI
13th Feb 20265612 PMAQI
13th Feb 2026621 PMAQI
13th Feb 2026642 PMAQI
13th Feb 2026403 PMAQI
13th Feb 2026234 PMAQI
13th Feb 2026275 PMAQI
13th Feb 2026316 PMAQI
13th Feb 2026317 PMAQI
13th Feb 2026388 PMAQI
13th Feb 2026389 PMAQI
13th Feb 20264210 PMAQI
13th Feb 20264211 PMAQI
14th Feb 20262912 AMAQI
14th Feb 2026291 AMAQI
14th Feb 2026563 AMAQI
14th Feb 20261024 AMAQI
14th Feb 20261105 AMAQI

6°C2/11°C

14th Feb 2026906 AMAQI
14th Feb 2026647 AMAQI
14th Feb 2026698 AMAQI
14th Feb 2026749 AMAQI
14th Feb 20269010 AMAQI
14th Feb 20264211 AMAQI
14th Feb 20261412 PMAQI
14th Feb 2026181 PMAQI
14th Feb 2026322 PMAQI
14th Feb 2026363 PMAQI
14th Feb 2026424 PMAQI
14th Feb 2026535 PMAQI
14th Feb 2026576 PMAQI
14th Feb 2026627 PMAQI
14th Feb 2026448 PMAQI
14th Feb 2026429 PMAQI
14th Feb 20264810 PMAQI
14th Feb 20263611 PMAQI
15th Feb 20263012 AMAQI
15th Feb 2026311 AMAQI
15th Feb 2026252 AMAQI
15th Feb 2026213 AMAQI
15th Feb 2026234 AMAQI
15th Feb 2026275 AMAQI

8°C3/12°C

15th Feb 2026296 AMAQI
6 AM
15th Feb 2026487 AMAQI
15th Feb 2026528 AMAQI
15th Feb 2026419 AMAQI
15th Feb 20268010 AMAQI
15th Feb 20265411 AMAQI
11 AM
15th Feb 20263412 PMAQI
15th Feb 2026361 PMAQI
15th Feb 2026362 PMAQI
15th Feb 2026463 PMAQI
15th Feb 2026344 PMAQI
15th Feb 2026405 PMAQI
5 PM
15th Feb 2026566 PMAQI
15th Feb 2026717 PMAQI
15th Feb 2026728 PMAQI
15th Feb 2026719 PMAQI
15th Feb 20266910 PMAQI
15th Feb 20266811 PMAQI
11 PM
5 AM

12°C8/17°C

Day time
Avg. Highest Time
10 AM

54AQI

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

30AQI

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. 54), while the lowest AQI was between 12 PM to 12 PM (Avg. 30).
Night time
Avg. Highest Time
5 AM

49AQI

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. 49), while the lowest AQI was between 6 PM to 6 PM (Avg. 31).

2026 Days Vs Air Quality

Okazaki, Okazaki, Aichi, Japan

2026

91%

42

9%

4

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

Good
42 Days
Moderate
4 Days
Poor
0 Days
Unhealthy
0 Days
Severe
0 Days
Hazardous
0 Days

Under WHO’s Safe Air Quality Limits: 91%

Health Risk Level:

Very Low

In 2026, 91% 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

Okazaki, Okazaki, Aichi, 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
17AQI (US)
2nd January 2026
17AQI (US)
3rd January 2026
13AQI (US)
4th January 2026
22AQI (US)
5th January 2026
43AQI (US)
6th January 2026
16AQI (US)
7th January 2026
20AQI (US)
8th January 2026
28AQI (US)
9th January 2026
19AQI (US)
10th January 2026
21AQI (US)
11th January 2026
22AQI (US)
12th January 2026
16AQI (US)
13th January 2026
37AQI (US)
14th January 2026
27AQI (US)
15th January 2026
36AQI (US)
16th January 2026
56AQI (US)
17th January 2026
48AQI (US)
18th January 2026
55AQI (US)
19th January 2026
60AQI (US)
20th January 2026
31AQI (US)
21st January 2026
12AQI (US)
22nd January 2026
21AQI (US)
23rd January 2026
38AQI (US)
24th January 2026
43AQI (US)
25th January 2026
44AQI (US)
26th January 2026
27AQI (US)
27th January 2026
38AQI (US)
28th January 2026
32AQI (US)
29th January 2026
28AQI (US)
30th January 2026
34AQI (US)
31st January 2026
31AQI (US)
1st February 2026
36AQI (US)
2nd February 2026
45AQI (US)
3rd February 2026
34AQI (US)
4th February 2026
33AQI (US)
5th February 2026
43AQI (US)
6th February 2026
39AQI (US)
7th February 2026
15AQI (US)
8th February 2026
20AQI (US)
9th February 2026
34AQI (US)
10th February 2026
36AQI (US)
11th February 2026
43AQI (US)
12th February 2026
47AQI (US)
13th February 2026
47AQI (US)
14th February 2026
54AQI (US)
15th February 2026
46AQI (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

31AQI (US)

38AQI (US)

No. of days

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

202633AQI (US)

28
3
14
1
42
4

Highest AQI (US) recorded in

February

38AQI (US)

Lowest AQI (US) recorded in

January

31AQI (US)

202534AQI (US)

31
28
29
2
30
31
30
20
11
20
11
29
1
15
16
25
5
26
5
314
51

Highest AQI (US) recorded in

October

49AQI (US)

Lowest AQI (US) recorded in

June

21AQI (US)

202435AQI (US)

28
1
27
2
25
6
19
11
29
2
26
4
29
2
27
4
26
4
30
1
28
2
31
325
39

Highest AQI (US) recorded in

April

48AQI (US)

Lowest AQI (US) recorded in

December

24AQI (US)

202338AQI (US)

28
3
26
2
24
7
15
15
27
4
24
6
22
9
30
1
29
1
27
1
25
4
27
4
304
57

Highest AQI (US) recorded in

April

50AQI (US)

Lowest AQI (US) recorded in

August

28AQI (US)

202238AQI (US)

31
19
2
19
12
17
11
20
11
25
5
18
3
1
24
4
26
3
27
3
31
258
54

Highest AQI (US) recorded in

May

45AQI (US)

Lowest AQI (US) recorded in

August

27AQI (US)

202133AQI (US)

28
3
25
3
28
2
21
2
30
1
26
4
31
29
2
27
3
28
1
26
4
29
2
328
27

Highest AQI (US) recorded in

November

37AQI (US)

Lowest AQI (US) recorded in

July

28AQI (US)

202033AQI (US)

12
1
17
4
16
2
22
8
29
2
22
9
12
29
29
1
30
1
218
28

Highest AQI (US) recorded in

August

47AQI (US)

Lowest AQI (US) recorded in

September

23AQI (US)

Most & Least Polluted Years Over the Last 7 Years

Most Polluted Year Recorded
2023(Avg.)
38AQI (US)
Least Polluted Year Recorded
2021(Avg.)
33AQI (US)

Okazaki's annual 2026 AQI (US) (33) shows an average percentage change of -5.2% (improved AQI (US)) compared to previous years: 2020 (33), 2021 (33), 2022 (38), 2023 (38), 2024 (35), 2025 (34).