Country Background
HistoryAQIPM₂.₅PM₁₀COSO₂NO₂O₃

Yahagicho, 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+

July Air Quality Analysis

Yahagicho, Okazaki, Aichi, Japan

2022
2023
2024
2025
2026
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
9th Jul 2025
80AQI
Lowest AQI recorded on
6th Jul 2026
19AQI

Same Day Analysis (30th July):
On this day, AQI across the 5 years varied significantly: 2026 ranks 1st highest AQI at 46 of Good air quality on the same day.

Day & Night AQI Trend: 29th Jul - 30th Jul 2026

Yahagicho, Okazaki, Aichi, Japan

AQI
Day
Night
.

4 AM29th Jul 2026

7 PM

3 AM30th Jul 2026

Day time
Avg. Highest Time
11AM29th Jul

29AQI

Avg. Lowest Time
6PM29th Jul

21AQI

Night time
Avg. Highest Time
3AM30th Jul

49AQI

Avg. Lowest Time
7PM29th Jul

27AQI

In the last 24 hours,

Yahagicho's AQI reached its highest point of 49 at 3 AM during the Night, while the lowest point, 21, was recorded at 6 PM during the Day between 29th Jul and 30th Jul 2026.

Day & Night AQI Trend : Jul 2026

Yahagicho, Okazaki, Aichi, Japan

Jul
01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th - 06th06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th
Day
Night
1st Jul 2026444 AMAQI
1st Jul 2026335 AMAQI
1st Jul 2026426 AMAQI
1st Jul 2026257 AMAQI
1st Jul 2026368 AMAQI
1st Jul 2026299 AMAQI
1st Jul 20263810 AMAQI
1st Jul 20264011 AMAQI
1st Jul 20265112 PMAQI
1st Jul 2026531 PMAQI
1st Jul 2026552 PMAQI
1st Jul 2026543 PMAQI
1st Jul 2026494 PMAQI
1st Jul 2026525 PMAQI
1st Jul 2026646 PMAQI
1st Jul 2026337 PMAQI
1st Jul 2026428 PMAQI
1st Jul 2026489 PMAQI
1st Jul 20265010 PMAQI
1st Jul 20262711 PMAQI
2nd Jul 20262912 AMAQI
2nd Jul 2026251 AMAQI
2nd Jul 2026252 AMAQI
2nd Jul 2026173 AMAQI

24°C21/27°C

2nd Jul 2026174 AMAQI
2nd Jul 2026195 AMAQI
2nd Jul 2026176 AMAQI
2nd Jul 2026217 AMAQI
2nd Jul 2026198 AMAQI
2nd Jul 202699 AMAQI
2nd Jul 20261410 AMAQI
2nd Jul 20261711 AMAQI
2nd Jul 20262512 PMAQI
2nd Jul 2026141 PMAQI
2nd Jul 2026122 PMAQI
2nd Jul 2026173 PMAQI
2nd Jul 2026314 PMAQI
2nd Jul 2026365 PMAQI
2nd Jul 2026186 PMAQI
2nd Jul 2026177 PMAQI
2nd Jul 2026188 PMAQI
2nd Jul 2026259 PMAQI
2nd Jul 20261410 PMAQI
2nd Jul 20261911 PMAQI
3rd Jul 20261212 AMAQI
3rd Jul 2026121 AMAQI
3rd Jul 2026252 AMAQI
3rd Jul 2026143 AMAQI

23°C21/26°C

3rd Jul 2026254 AMAQI
3rd Jul 2026125 AMAQI
3rd Jul 2026226 AMAQI
3rd Jul 2026197 AMAQI
3rd Jul 2026248 AMAQI
3rd Jul 2026239 AMAQI
3rd Jul 20262510 AMAQI
3rd Jul 20262311 AMAQI
3rd Jul 20262312 PMAQI
3rd Jul 2026231 PMAQI
3rd Jul 2026232 PMAQI
3rd Jul 2026233 PMAQI
3rd Jul 2026244 PMAQI
3rd Jul 2026255 PMAQI
3rd Jul 2026226 PMAQI
3rd Jul 2026267 PMAQI
3rd Jul 2026268 PMAQI
3rd Jul 2026259 PMAQI
3rd Jul 20262810 PMAQI
3rd Jul 20263011 PMAQI
4th Jul 20262712 AMAQI
4th Jul 2026241 AMAQI
4th Jul 2026282 AMAQI
4th Jul 2026263 AMAQI

23°C20/26°C

4th Jul 2026224 AMAQI
4th Jul 2026245 AMAQI
4th Jul 2026266 AMAQI
4th Jul 2026267 AMAQI
4th Jul 2026228 AMAQI
4th Jul 2026219 AMAQI
4th Jul 20262210 AMAQI
4th Jul 20262011 AMAQI
4th Jul 20262012 PMAQI
4th Jul 2026191 PMAQI
4th Jul 2026222 PMAQI
4th Jul 2026243 PMAQI
4th Jul 2026254 PMAQI
4th Jul 2026255 PMAQI
4th Jul 2026246 PMAQI
4th Jul 2026267 PMAQI
4th Jul 2026228 PMAQI
4th Jul 2026249 PMAQI
4th Jul 20262410 PMAQI
4th Jul 20262211 PMAQI
5th Jul 20262512 AMAQI
5th Jul 2026231 AMAQI
5th Jul 2026222 AMAQI
5th Jul 2026233 AMAQI

22°C20/25°C

5th Jul 2026224 AMAQI
5th Jul 2026215 AMAQI
5th Jul 2026216 AMAQI
5th Jul 2026207 AMAQI
5th Jul 2026228 AMAQI
5th Jul 2026189 AMAQI
5th Jul 20261810 AMAQI
5th Jul 20261711 AMAQI
5th Jul 20261812 PMAQI
5th Jul 2026181 PMAQI
5th Jul 2026192 PMAQI
5th Jul 2026223 PMAQI
5th Jul 2026174 PMAQI
5th Jul 2026125 PMAQI
5th Jul 2026226 PMAQI
5th Jul 2026227 PMAQI
5th Jul 2026208 PMAQI
5th Jul 2026249 PMAQI
5th Jul 20262210 PMAQI
5th Jul 20262011 PMAQI
6th Jul 20262512 AMAQI
6th Jul 2026231 AMAQI
6th Jul 2026242 AMAQI
6th Jul 2026263 AMAQI

22°C21/26°C

6th Jul 2026224 AMAQI
6th Jul 2026125 AMAQI
6th Jul 2026126 AMAQI
6th Jul 2026127 AMAQI
6th Jul 2026228 AMAQI
6th Jul 2026199 AMAQI
6th Jul 20262410 AMAQI
6th Jul 20263711 AMAQI
6th Jul 20261812 PMAQI
6th Jul 2026181 PMAQI
6th Jul 2026142 PMAQI
6th Jul 202683 PMAQI
6th Jul 2026184 PMAQI
6th Jul 2026165 PMAQI
6th Jul 2026146 PMAQI
6th Jul 2026167 PMAQI
6th Jul 2026258 PMAQI
6th Jul 2026249 PMAQI
6th Jul 20262310 PMAQI
6th Jul 2026811 PMAQI
7th Jul 20261712 AMAQI
7th Jul 2026241 AMAQI
7th Jul 202682 AMAQI
7th Jul 2026123 AMAQI

21°C21/22°C

7th Jul 2026244 AMAQI
7th Jul 202685 AMAQI
7th Jul 2026126 AMAQI
7th Jul 2026167 AMAQI
7th Jul 2026108 AMAQI
7th Jul 2026229 AMAQI
7th Jul 20262210 AMAQI
7th Jul 20262011 AMAQI
7th Jul 20262112 PMAQI
7th Jul 2026201 PMAQI
7th Jul 2026252 PMAQI
7th Jul 2026303 PMAQI
7th Jul 2026244 PMAQI
7th Jul 2026275 PMAQI
7th Jul 2026246 PMAQI
7th Jul 2026267 PMAQI
7th Jul 2026268 PMAQI
7th Jul 2026249 PMAQI
7th Jul 20262410 PMAQI
7th Jul 20262411 PMAQI
8th Jul 20262812 AMAQI
8th Jul 2026301 AMAQI
8th Jul 2026292 AMAQI
8th Jul 2026273 AMAQI

23°C21/26°C

8th Jul 2026254 AMAQI
8th Jul 2026285 AMAQI
8th Jul 2026286 AMAQI
8th Jul 2026307 AMAQI
8th Jul 2026308 AMAQI
8th Jul 2026269 AMAQI
8th Jul 20262610 AMAQI
8th Jul 20262411 AMAQI
8th Jul 20262212 PMAQI
8th Jul 2026241 PMAQI
8th Jul 2026202 PMAQI
8th Jul 2026283 PMAQI
8th Jul 2026284 PMAQI
8th Jul 2026265 PMAQI
8th Jul 2026246 PMAQI
8th Jul 2026217 PMAQI
8th Jul 2026208 PMAQI
8th Jul 2026209 PMAQI
8th Jul 20262210 PMAQI
8th Jul 20262511 PMAQI
9th Jul 20262512 AMAQI
9th Jul 2026261 AMAQI
9th Jul 2026282 AMAQI
9th Jul 2026263 AMAQI

24°C22/27°C

9th Jul 2026254 AMAQI
9th Jul 2026245 AMAQI
9th Jul 2026256 AMAQI
9th Jul 2026287 AMAQI
9th Jul 2026248 AMAQI
9th Jul 2026229 AMAQI
9th Jul 20262310 AMAQI
9th Jul 20262211 AMAQI
9th Jul 20261912 PMAQI
9th Jul 2026201 PMAQI
9th Jul 2026222 PMAQI
9th Jul 2026223 PMAQI
9th Jul 2026224 PMAQI
9th Jul 2026235 PMAQI
9th Jul 2026266 PMAQI
9th Jul 2026247 PMAQI
9th Jul 2026248 PMAQI
9th Jul 2026269 PMAQI
9th Jul 20262410 PMAQI
9th Jul 20262611 PMAQI
10th Jul 20262512 AMAQI
10th Jul 2026271 AMAQI
10th Jul 2026272 AMAQI
10th Jul 2026243 AMAQI

25°C22/29°C

10th Jul 2026244 AMAQI
10th Jul 2026275 AMAQI
10th Jul 2026266 AMAQI
10th Jul 2026247 AMAQI
10th Jul 2026268 AMAQI
10th Jul 2026289 AMAQI
10th Jul 20263010 AMAQI
10th Jul 20262811 AMAQI
10th Jul 20262612 PMAQI
10th Jul 2026291 PMAQI
10th Jul 2026252 PMAQI
10th Jul 2026253 PMAQI
10th Jul 2026224 PMAQI
10th Jul 2026305 PMAQI
10th Jul 2026286 PMAQI
10th Jul 2026287 PMAQI
10th Jul 2026268 PMAQI
10th Jul 2026279 PMAQI
10th Jul 20262810 PMAQI
10th Jul 20263111 PMAQI
11th Jul 20263012 AMAQI
11th Jul 2026301 AMAQI
11th Jul 202682 AMAQI
11th Jul 202683 AMAQI

26°C22/31°C

11th Jul 2026144 AMAQI
11th Jul 2026295 AMAQI
11th Jul 2026316 AMAQI
11th Jul 2026207 AMAQI
11th Jul 2026318 AMAQI
11th Jul 2026309 AMAQI
11th Jul 20263010 AMAQI
11th Jul 20261211 AMAQI
11th Jul 20262212 PMAQI
11th Jul 2026211 PMAQI
11th Jul 2026202 PMAQI
11th Jul 2026203 PMAQI
11th Jul 2026244 PMAQI
11th Jul 2026265 PMAQI
11th Jul 2026276 PMAQI
11th Jul 2026267 PMAQI
11th Jul 2026248 PMAQI
11th Jul 2026289 PMAQI
11th Jul 20262610 PMAQI
11th Jul 20262811 PMAQI
12th Jul 20262812 AMAQI
12th Jul 2026301 AMAQI
12th Jul 2026192 AMAQI
12th Jul 2026283 AMAQI

26°C22/30°C

12th Jul 2026254 AMAQI
12th Jul 2026255 AMAQI
12th Jul 2026266 AMAQI
12th Jul 2026297 AMAQI
12th Jul 2026298 AMAQI
12th Jul 2026259 AMAQI
12th Jul 20262810 AMAQI
12th Jul 20262411 AMAQI
12th Jul 20262612 PMAQI
12th Jul 2026221 PMAQI
12th Jul 2026192 PMAQI
12th Jul 2026203 PMAQI
12th Jul 2026234 PMAQI
12th Jul 2026265 PMAQI
12th Jul 2026246 PMAQI
12th Jul 2026307 PMAQI
12th Jul 2026268 PMAQI
12th Jul 2026289 PMAQI
12th Jul 20262710 PMAQI
12th Jul 20262611 PMAQI
13th Jul 20262512 AMAQI
13th Jul 2026281 AMAQI
13th Jul 2026282 AMAQI
13th Jul 2026283 AMAQI

27°C24/30°C

13th Jul 2026254 AMAQI
13th Jul 2026305 AMAQI
13th Jul 2026286 AMAQI
13th Jul 2026287 AMAQI
13th Jul 2026248 AMAQI
13th Jul 2026259 AMAQI
13th Jul 20262810 AMAQI
13th Jul 20262411 AMAQI
13th Jul 20262412 PMAQI
13th Jul 2026231 PMAQI
13th Jul 2026222 PMAQI
13th Jul 2026203 PMAQI
13th Jul 2026244 PMAQI
13th Jul 2026265 PMAQI
13th Jul 2026296 PMAQI
13th Jul 2026267 PMAQI
13th Jul 2026308 PMAQI
13th Jul 2026329 PMAQI
13th Jul 20263110 PMAQI
13th Jul 20263211 PMAQI
14th Jul 20263212 AMAQI
14th Jul 2026311 AMAQI
14th Jul 2026322 AMAQI
14th Jul 2026303 AMAQI

28°C25/32°C

14th Jul 2026264 AMAQI
14th Jul 2026285 AMAQI
14th Jul 2026316 AMAQI
14th Jul 2026287 AMAQI
14th Jul 2026268 AMAQI
14th Jul 2026319 AMAQI
14th Jul 20263010 AMAQI
14th Jul 20262311 AMAQI
14th Jul 20262212 PMAQI
14th Jul 2026191 PMAQI
14th Jul 2026182 PMAQI
14th Jul 2026193 PMAQI
14th Jul 2026204 PMAQI
14th Jul 2026265 PMAQI
14th Jul 2026266 PMAQI
14th Jul 2026287 PMAQI
14th Jul 2026288 PMAQI
14th Jul 2026309 PMAQI
14th Jul 20262810 PMAQI
14th Jul 20263111 PMAQI
15th Jul 20263112 AMAQI
15th Jul 2026281 AMAQI
15th Jul 2026282 AMAQI
15th Jul 2026303 AMAQI

29°C24/35°C

15th Jul 2026254 AMAQI
15th Jul 2026285 AMAQI
15th Jul 2026236 AMAQI
15th Jul 2026287 AMAQI
15th Jul 2026288 AMAQI
15th Jul 2026289 AMAQI
15th Jul 20263010 AMAQI
15th Jul 20262611 AMAQI
15th Jul 20262512 PMAQI
15th Jul 2026221 PMAQI
15th Jul 2026252 PMAQI
15th Jul 2026383 PMAQI
15th Jul 2026534 PMAQI
15th Jul 2026605 PMAQI
15th Jul 2026666 PMAQI
15th Jul 2026677 PMAQI
15th Jul 2026608 PMAQI
15th Jul 2026589 PMAQI
15th Jul 20265510 PMAQI
15th Jul 20265911 PMAQI
16th Jul 20265912 AMAQI
16th Jul 2026621 AMAQI
16th Jul 2026592 AMAQI
16th Jul 2026443 AMAQI

30°C26/35°C

16th Jul 2026564 AMAQI
16th Jul 2026605 AMAQI
16th Jul 2026606 AMAQI
16th Jul 2026597 AMAQI
16th Jul 2026628 AMAQI
16th Jul 2026529 AMAQI
16th Jul 20265710 AMAQI
16th Jul 20265411 AMAQI
16th Jul 20265212 PMAQI
16th Jul 2026601 PMAQI
16th Jul 2026542 PMAQI
16th Jul 2026463 PMAQI
16th Jul 2026444 PMAQI
16th Jul 2026445 PMAQI
16th Jul 2026406 PMAQI
16th Jul 2026367 PMAQI
16th Jul 2026388 PMAQI
16th Jul 2026449 PMAQI
16th Jul 20264410 PMAQI
16th Jul 20264811 PMAQI
17th Jul 20265312 AMAQI
17th Jul 2026421 AMAQI
17th Jul 2026442 AMAQI
17th Jul 2026623 AMAQI

31°C27/36°C

17th Jul 2026484 AMAQI
17th Jul 2026575 AMAQI
17th Jul 2026626 AMAQI
17th Jul 2026647 AMAQI
17th Jul 2026578 AMAQI
17th Jul 2026649 AMAQI
17th Jul 20265910 AMAQI
17th Jul 20266511 AMAQI
17th Jul 20267212 PMAQI
17th Jul 2026691 PMAQI
17th Jul 2026492 PMAQI
17th Jul 2026443 PMAQI
17th Jul 2026584 PMAQI
17th Jul 2026575 PMAQI
17th Jul 2026486 PMAQI
17th Jul 2026567 PMAQI
17th Jul 2026548 PMAQI
17th Jul 2026609 PMAQI
17th Jul 20266310 PMAQI
17th Jul 20265811 PMAQI
18th Jul 20265812 AMAQI
18th Jul 2026571 AMAQI
18th Jul 2026562 AMAQI
18th Jul 2026543 AMAQI

29°C26/33°C

18th Jul 2026594 AMAQI
18th Jul 2026565 AMAQI
18th Jul 2026546 AMAQI
18th Jul 2026557 AMAQI
18th Jul 2026558 AMAQI
18th Jul 2026549 AMAQI
18th Jul 20265110 AMAQI
18th Jul 20263611 AMAQI
18th Jul 20263612 PMAQI
18th Jul 2026361 PMAQI
18th Jul 2026382 PMAQI
18th Jul 2026403 PMAQI
18th Jul 2026424 PMAQI
18th Jul 2026335 PMAQI
18th Jul 2026386 PMAQI
18th Jul 2026367 PMAQI
18th Jul 2026318 PMAQI
18th Jul 2026369 PMAQI
18th Jul 20262910 PMAQI
18th Jul 20262911 PMAQI
19th Jul 20262512 AMAQI
19th Jul 2026231 AMAQI
19th Jul 2026252 AMAQI
19th Jul 2026233 AMAQI

28°C26/31°C

19th Jul 2026234 AMAQI
19th Jul 2026215 AMAQI
19th Jul 2026236 AMAQI
19th Jul 2026217 AMAQI
19th Jul 2026218 AMAQI
19th Jul 2026239 AMAQI
19th Jul 20262510 AMAQI
19th Jul 20262511 AMAQI
19th Jul 20262112 PMAQI
19th Jul 2026251 PMAQI
19th Jul 2026232 PMAQI
19th Jul 2026233 PMAQI
19th Jul 2026214 PMAQI
19th Jul 2026215 PMAQI
19th Jul 2026216 PMAQI
19th Jul 2026217 PMAQI
19th Jul 2026218 PMAQI
19th Jul 2026219 PMAQI
19th Jul 20262110 PMAQI
19th Jul 20262111 PMAQI
20th Jul 20262312 AMAQI
20th Jul 2026211 AMAQI
20th Jul 2026212 AMAQI
20th Jul 2026233 AMAQI

29°C25/32°C

20th Jul 2026214 AMAQI
20th Jul 2026235 AMAQI
20th Jul 2026236 AMAQI
20th Jul 2026257 AMAQI
20th Jul 2026338 AMAQI
20th Jul 2026239 AMAQI
20th Jul 20262710 AMAQI
20th Jul 20262711 AMAQI
20th Jul 20262912 PMAQI
20th Jul 2026291 PMAQI
20th Jul 2026292 PMAQI
20th Jul 2026333 PMAQI
20th Jul 2026334 PMAQI
20th Jul 2026365 PMAQI
20th Jul 2026426 PMAQI
20th Jul 2026467 PMAQI
20th Jul 2026488 PMAQI
20th Jul 2026509 PMAQI
20th Jul 20263110 PMAQI
20th Jul 20263111 PMAQI
21st Jul 20263612 AMAQI
21st Jul 2026441 AMAQI
21st Jul 2026402 AMAQI
21st Jul 2026363 AMAQI

30°C26/35°C

21st Jul 2026364 AMAQI
21st Jul 2026365 AMAQI
21st Jul 2026426 AMAQI
21st Jul 2026427 AMAQI
21st Jul 2026468 AMAQI
21st Jul 2026469 AMAQI
21st Jul 20264910 AMAQI
21st Jul 20265211 AMAQI
21st Jul 2026661 PMAQI
21st Jul 2026692 PMAQI
21st Jul 2026693 PMAQI
21st Jul 2026684 PMAQI
21st Jul 2026675 PMAQI
21st Jul 2026666 PMAQI
21st Jul 20261027 PMAQI
21st Jul 2026638 PMAQI
21st Jul 2026649 PMAQI
21st Jul 20266510 PMAQI
21st Jul 20266511 PMAQI
22nd Jul 20266012 AMAQI
22nd Jul 2026641 AMAQI
22nd Jul 2026622 AMAQI
22nd Jul 2026593 AMAQI

31°C27/37°C

22nd Jul 2026604 AMAQI
22nd Jul 2026655 AMAQI
22nd Jul 2026626 AMAQI
22nd Jul 2026687 AMAQI
22nd Jul 2026698 AMAQI
22nd Jul 2026719 AMAQI
22nd Jul 20267410 AMAQI
22nd Jul 20267111 AMAQI
22nd Jul 20267212 PMAQI
22nd Jul 2026851 PMAQI
22nd Jul 2026802 PMAQI
22nd Jul 2026823 PMAQI
22nd Jul 2026834 PMAQI
22nd Jul 2026725 PMAQI
22nd Jul 2026736 PMAQI
22nd Jul 2026717 PMAQI
22nd Jul 2026718 PMAQI
22nd Jul 2026759 PMAQI
22nd Jul 20267210 PMAQI
22nd Jul 20266611 PMAQI
23rd Jul 20266512 AMAQI
23rd Jul 2026621 AMAQI
23rd Jul 2026642 AMAQI
23rd Jul 2026623 AMAQI

32°C28/37°C

23rd Jul 2026634 AMAQI
23rd Jul 2026645 AMAQI
23rd Jul 2026626 AMAQI
23rd Jul 2026627 AMAQI
23rd Jul 2026588 AMAQI
23rd Jul 2026579 AMAQI
23rd Jul 20266010 AMAQI
23rd Jul 20264411 AMAQI
23rd Jul 20265512 PMAQI
23rd Jul 2026511 PMAQI
23rd Jul 2026542 PMAQI
23rd Jul 2026513 PMAQI
23rd Jul 2026534 PMAQI
23rd Jul 2026535 PMAQI
23rd Jul 2026546 PMAQI
23rd Jul 2026497 PMAQI
23rd Jul 2026408 PMAQI
23rd Jul 2026369 PMAQI
23rd Jul 20262910 PMAQI
23rd Jul 20262511 PMAQI
24th Jul 20262512 AMAQI
24th Jul 2026251 AMAQI
24th Jul 2026292 AMAQI
24th Jul 2026293 AMAQI

33°C27/38°C

24th Jul 2026464 AMAQI
24th Jul 2026575 AMAQI
24th Jul 2026716 AMAQI
24th Jul 2026717 AMAQI
24th Jul 2026648 AMAQI
24th Jul 2026629 AMAQI
24th Jul 20267810 AMAQI
24th Jul 20267911 AMAQI
24th Jul 20267412 PMAQI
24th Jul 2026711 PMAQI
24th Jul 2026752 PMAQI
24th Jul 2026703 PMAQI
24th Jul 2026504 PMAQI
24th Jul 2026545 PMAQI
24th Jul 2026486 PMAQI
24th Jul 2026427 PMAQI
24th Jul 2026688 PMAQI
24th Jul 2026739 PMAQI
24th Jul 20267110 PMAQI
24th Jul 20267411 PMAQI
25th Jul 20266812 AMAQI
25th Jul 2026691 AMAQI
25th Jul 2026722 AMAQI
25th Jul 2026743 AMAQI

32°C28/37°C

25th Jul 2026704 AMAQI
25th Jul 2026555 AMAQI
25th Jul 2026576 AMAQI
25th Jul 2026497 AMAQI
25th Jul 2026568 AMAQI
25th Jul 2026519 AMAQI
25th Jul 20263610 AMAQI
25th Jul 20263111 AMAQI
25th Jul 20264212 PMAQI
25th Jul 2026461 PMAQI
25th Jul 2026422 PMAQI
25th Jul 2026383 PMAQI
25th Jul 2026444 PMAQI
25th Jul 2026445 PMAQI
25th Jul 2026386 PMAQI
25th Jul 2026527 PMAQI
25th Jul 2026528 PMAQI
25th Jul 2026389 PMAQI
25th Jul 20264810 PMAQI
25th Jul 20264211 PMAQI
26th Jul 20264412 AMAQI
26th Jul 2026381 AMAQI
26th Jul 2026362 AMAQI
26th Jul 2026383 AMAQI

32°C28/38°C

26th Jul 2026444 AMAQI
26th Jul 2026545 AMAQI
26th Jul 2026486 AMAQI
26th Jul 2026447 AMAQI
26th Jul 2026428 AMAQI
26th Jul 2026389 AMAQI
26th Jul 20264810 AMAQI
26th Jul 20264411 AMAQI
26th Jul 20263812 PMAQI
26th Jul 2026441 PMAQI
26th Jul 2026442 PMAQI
26th Jul 2026403 PMAQI
26th Jul 2026424 PMAQI
26th Jul 2026425 PMAQI
26th Jul 2026466 PMAQI
26th Jul 2026387 PMAQI
26th Jul 2026388 PMAQI
26th Jul 2026339 PMAQI
26th Jul 20263310 PMAQI
26th Jul 20262711 PMAQI
27th Jul 20263312 AMAQI
27th Jul 2026251 AMAQI
27th Jul 2026252 AMAQI
27th Jul 2026253 AMAQI

31°C27/35°C

27th Jul 2026294 AMAQI
27th Jul 2026295 AMAQI
27th Jul 2026296 AMAQI
27th Jul 2026257 AMAQI
27th Jul 2026278 AMAQI
27th Jul 2026219 AMAQI
27th Jul 20262510 AMAQI
27th Jul 20262711 AMAQI
27th Jul 20263112 PMAQI
27th Jul 2026291 PMAQI
27th Jul 2026212 PMAQI
27th Jul 2026293 PMAQI
27th Jul 2026384 PMAQI
27th Jul 2026335 PMAQI
27th Jul 2026256 PMAQI
27th Jul 2026367 PMAQI
27th Jul 2026318 PMAQI
27th Jul 2026339 PMAQI
27th Jul 20262710 PMAQI
27th Jul 20263611 PMAQI
28th Jul 20262112 AMAQI
28th Jul 2026251 AMAQI
28th Jul 2026312 AMAQI
28th Jul 2026333 AMAQI

30°C26/36°C

28th Jul 2026294 AMAQI
28th Jul 2026295 AMAQI
28th Jul 2026276 AMAQI
28th Jul 2026297 AMAQI
28th Jul 2026318 AMAQI
28th Jul 2026299 AMAQI
28th Jul 20263110 AMAQI
28th Jul 20263111 AMAQI
28th Jul 20263612 PMAQI
28th Jul 2026291 PMAQI
28th Jul 2026292 PMAQI
28th Jul 2026463 PMAQI
28th Jul 2026514 PMAQI
28th Jul 2026545 PMAQI
28th Jul 2026296 PMAQI
28th Jul 2026257 PMAQI
28th Jul 2026218 PMAQI
28th Jul 2026299 PMAQI
28th Jul 20262310 PMAQI
28th Jul 20262111 PMAQI
29th Jul 20262112 AMAQI
29th Jul 2026211 AMAQI
29th Jul 2026212 AMAQI
29th Jul 2026213 AMAQI

28°C25/32°C

29th Jul 2026214 AMAQI
29th Jul 2026255 AMAQI
29th Jul 2026216 AMAQI
29th Jul 2026217 AMAQI
29th Jul 2026218 AMAQI
29th Jul 2026219 AMAQI
29th Jul 20262710 AMAQI
29th Jul 20262911 AMAQI
29th Jul 20262712 PMAQI
29th Jul 2026251 PMAQI
29th Jul 2026292 PMAQI
29th Jul 2026273 PMAQI
29th Jul 2026214 PMAQI
29th Jul 2026235 PMAQI
29th Jul 2026216 PMAQI
29th Jul 2026277 PMAQI
29th Jul 2026298 PMAQI
29th Jul 2026429 PMAQI
29th Jul 20263610 PMAQI
29th Jul 20263611 PMAQI
30th Jul 20263812 AMAQI
30th Jul 2026461 AMAQI
30th Jul 2026442 AMAQI
30th Jul 2026493 AMAQI

29°C25/34°C

30th Jul 2026484 AMAQI
4 AM
30th Jul 2026515 AMAQI
30th Jul 2026486 AMAQI
30th Jul 2026447 AMAQI
30th Jul 2026448 AMAQI
30th Jul 2026449 AMAQI
30th Jul 20264210 AMAQI
30th Jul 20264811 AMAQI
11 AM
30th Jul 20265412 PMAQI
30th Jul 2026531 PMAQI
30th Jul 2026522 PMAQI
30th Jul 2026533 PMAQI
30th Jul 2026514 PMAQI
30th Jul 2026505 PMAQI
30th Jul 2026466 PMAQI
30th Jul 2026467 PMAQI
7 PM
30th Jul 2026448 PMAQI
30th Jul 2026369 PMAQI
30th Jul 20264210 PMAQI
30th Jul 20264211 PMAQI
11 PM
3 AM

31°C25/36°C

Day time
Avg. Highest Time
4 PM - 7 PM

37AQI

4 hours / Day
120 hours / Month
Avg. Lowest Time
4 AM - 9 AM

34AQI

6 hours / Day
180 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 4 PM to 7 PM (Avg. 37), while the lowest AQI was between 4 AM to 9 AM (Avg. 34).
Night time
Avg. Highest Time
8 PM - 9 PM

37AQI

2 hours / Day
60 hours / Month
Avg. Lowest Time
3 AM

32AQI

1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 8 PM to 9 PM (Avg. 37), while the lowest AQI was between 3 AM to 3 AM (Avg. 32).

2026 Days Vs Air Quality

Yahagicho, Okazaki, Aichi, Japan

2026

85%

180

15%

31

Total number of days with different AQI categories in last 211 days in 2026 (154 days remaining)

Good
180 Days
Moderate
31 Days
Poor
0 Days
Unhealthy
0 Days
Severe
0 Days
Hazardous
0 Days

Under WHO’s Safe Air Quality Limits: 85%

Health Risk Level:

Low

In 2026, 85% of 211 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

Yahagicho, 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
25AQI (US)
2nd January 2026
18AQI (US)
3rd January 2026
17AQI (US)
4th January 2026
28AQI (US)
5th January 2026
46AQI (US)
6th January 2026
14AQI (US)
7th January 2026
29AQI (US)
8th January 2026
36AQI (US)
9th January 2026
20AQI (US)
10th January 2026
28AQI (US)
11th January 2026
30AQI (US)
12th January 2026
22AQI (US)
13th January 2026
40AQI (US)
14th January 2026
26AQI (US)
15th January 2026
39AQI (US)
16th January 2026
59AQI (US)
17th January 2026
53AQI (US)
18th January 2026
56AQI (US)
19th January 2026
61AQI (US)
20th January 2026
29AQI (US)
21st January 2026
16AQI (US)
22nd January 2026
23AQI (US)
23rd January 2026
37AQI (US)
24th January 2026
42AQI (US)
25th January 2026
44AQI (US)
26th January 2026
23AQI (US)
27th January 2026
19AQI (US)
28th January 2026
24AQI (US)
29th January 2026
26AQI (US)
30th January 2026
38AQI (US)
31st January 2026
34AQI (US)
1st February 2026
35AQI (US)
2nd February 2026
20AQI (US)
3rd February 2026
26AQI (US)
4th February 2026
36AQI (US)
5th February 2026
43AQI (US)
6th February 2026
45AQI (US)
7th February 2026
16AQI (US)
8th February 2026
17AQI (US)
9th February 2026
34AQI (US)
10th February 2026
39AQI (US)
11th February 2026
39AQI (US)
12th February 2026
44AQI (US)
13th February 2026
46AQI (US)
14th February 2026
46AQI (US)
15th February 2026
44AQI (US)
16th February 2026
51AQI (US)
17th February 2026
24AQI (US)
18th February 2026
24AQI (US)
19th February 2026
32AQI (US)
20th February 2026
28AQI (US)
21st February 2026
46AQI (US)
22nd February 2026
43AQI (US)
23rd February 2026
50AQI (US)
24th February 2026
51AQI (US)
25th February 2026
27AQI (US)
26th February 2026
24AQI (US)
27th February 2026
46AQI (US)
28th February 2026
37AQI (US)
1st March 2026
33AQI (US)
2nd March 2026
59AQI (US)
3rd March 2026
39AQI (US)
4th March 2026
47AQI (US)
5th March 2026
50AQI (US)
6th March 2026
48AQI (US)
7th March 2026
44AQI (US)
8th March 2026
34AQI (US)
9th March 2026
43AQI (US)
10th March 2026
58AQI (US)
11th March 2026
54AQI (US)
12th March 2026
59AQI (US)
13th March 2026
36AQI (US)
14th March 2026
45AQI (US)
15th March 2026
57AQI (US)
16th March 2026
48AQI (US)
17th March 2026
47AQI (US)
18th March 2026
49AQI (US)
19th March 2026
36AQI (US)
20th March 2026
46AQI (US)
21st March 2026
39AQI (US)
22nd March 2026
45AQI (US)
23rd March 2026
45AQI (US)
24th March 2026
48AQI (US)
25th March 2026
58AQI (US)
26th March 2026
26AQI (US)
27th March 2026
34AQI (US)
28th March 2026
54AQI (US)
29th March 2026
56AQI (US)
30th March 2026
38AQI (US)
31st March 2026
24AQI (US)
1st April 2026
23AQI (US)
2nd April 2026
39AQI (US)
3rd April 2026
48AQI (US)
4th April 2026
45AQI (US)
5th April 2026
37AQI (US)
6th April 2026
32AQI (US)
7th April 2026
35AQI (US)
8th April 2026
23AQI (US)
9th April 2026
27AQI (US)
10th April 2026
46AQI (US)
11th April 2026
35AQI (US)
12th April 2026
32AQI (US)
13th April 2026
35AQI (US)
14th April 2026
41AQI (US)
15th April 2026
23AQI (US)
16th April 2026
29AQI (US)
17th April 2026
37AQI (US)
18th April 2026
26AQI (US)
19th April 2026
29AQI (US)
20th April 2026
35AQI (US)
21st April 2026
39AQI (US)
22nd April 2026
46AQI (US)
23rd April 2026
32AQI (US)
24th April 2026
19AQI (US)
25th April 2026
39AQI (US)
26th April 2026
50AQI (US)
27th April 2026
49AQI (US)
28th April 2026
45AQI (US)
29th April 2026
40AQI (US)
30th April 2026
35AQI (US)
1st May 2026
47AQI (US)
2nd May 2026
51AQI (US)
3rd May 2026
42AQI (US)
4th May 2026
28AQI (US)
5th May 2026
18AQI (US)
6th May 2026
28AQI (US)
7th May 2026
30AQI (US)
8th May 2026
27AQI (US)
9th May 2026
26AQI (US)
10th May 2026
27AQI (US)
11th May 2026
28AQI (US)
12th May 2026
30AQI (US)
13th May 2026
37AQI (US)
14th May 2026
31AQI (US)
15th May 2026
39AQI (US)
16th May 2026
85AQI (US)
17th May 2026
68AQI (US)
18th May 2026
53AQI (US)
19th May 2026
49AQI (US)
20th May 2026
62AQI (US)
21st May 2026
59AQI (US)
22nd May 2026
61AQI (US)
23rd May 2026
54AQI (US)
24th May 2026
58AQI (US)
25th May 2026
47AQI (US)
26th May 2026
39AQI (US)
27th May 2026
24AQI (US)
28th May 2026
25AQI (US)
29th May 2026
24AQI (US)
30th May 2026
23AQI (US)
31st May 2026
26AQI (US)
1st June 2026
30AQI (US)
2nd June 2026
13AQI (US)
3rd June 2026
25AQI (US)
4th June 2026
24AQI (US)
5th June 2026
22AQI (US)
6th June 2026
25AQI (US)
7th June 2026
22AQI (US)
8th June 2026
20AQI (US)
9th June 2026
22AQI (US)
10th June 2026
22AQI (US)
11th June 2026
25AQI (US)
12th June 2026
29AQI (US)
13th June 2026
37AQI (US)
14th June 2026
25AQI (US)
15th June 2026
20AQI (US)
16th June 2026
25AQI (US)
17th June 2026
24AQI (US)
18th June 2026
25AQI (US)
19th June 2026
28AQI (US)
20th June 2026
22AQI (US)
21st June 2026
23AQI (US)
22nd June 2026
18AQI (US)
23rd June 2026
22AQI (US)
24th June 2026
21AQI (US)
25th June 2026
26AQI (US)
26th June 2026
29AQI (US)
27th June 2026
22AQI (US)
28th June 2026
26AQI (US)
29th June 2026
31AQI (US)
30th June 2026
57AQI (US)
1st July 2026
43AQI (US)
2nd July 2026
20AQI (US)
3rd July 2026
22AQI (US)
4th July 2026
24AQI (US)
5th July 2026
20AQI (US)
6th July 2026
19AQI (US)
7th July 2026
20AQI (US)
8th July 2026
25AQI (US)
9th July 2026
24AQI (US)
10th July 2026
27AQI (US)
11th July 2026
24AQI (US)
12th July 2026
26AQI (US)
13th July 2026
27AQI (US)
14th July 2026
27AQI (US)
15th July 2026
38AQI (US)
16th July 2026
51AQI (US)
17th July 2026
57AQI (US)
18th July 2026
45AQI (US)
19th July 2026
22AQI (US)
20th July 2026
30AQI (US)
21st July 2026
55AQI (US)
22nd July 2026
70AQI (US)
23rd July 2026
53AQI (US)
24th July 2026
59AQI (US)
25th July 2026
51AQI (US)
26th July 2026
41AQI (US)
27th July 2026
29AQI (US)
28th July 2026
31AQI (US)
29th July 2026
26AQI (US)
30th July 2026
46AQI (US)
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

32AQI (US)

36AQI (US)

45AQI (US)

36AQI (US)

40AQI (US)

25AQI (US)

35AQI (US)

No. of days

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

202636AQI (US)

27
4
26
2
23
8
30
22
9
29
1
23
7
180
31

Highest AQI (US) recorded in

March

45AQI (US)

Lowest AQI (US) recorded in

June

25AQI (US)

202535AQI (US)

31
28
28
3
30
31
30
20
11
21
10
29
1
13
18
19
11
24
7
304
61

Highest AQI (US) recorded in

October

50AQI (US)

Lowest AQI (US) recorded in

April

20AQI (US)

202438AQI (US)

28
1
27
2
27
4
17
13
28
3
26
4
26
5
24
7
24
6
28
3
25
5
31
311
53

Highest AQI (US) recorded in

April

50AQI (US)

Lowest AQI (US) recorded in

December

24AQI (US)

202339AQI (US)

28
2
25
3
27
4
18
12
25
6
20
10
21
10
29
2
28
2
26
2
24
5
26
5
297
63

Highest AQI (US) recorded in

April

49AQI (US)

Lowest AQI (US) recorded in

August

31AQI (US)

202238AQI (US)

28
1
20
1
24
7
11
5
19
12
23
7
18
3
1
24
4
25
4
27
3
31
251
47

Highest AQI (US) recorded in

May

46AQI (US)

Lowest AQI (US) recorded in

December

29AQI (US)

202138AQI (US)

27
3
24
4
25
6
18
4
25
6
24
6
20
11
26
5
23
7
27
2
27
3
31
297
57

Highest AQI (US) recorded in

June

45AQI (US)

Lowest AQI (US) recorded in

December

31AQI (US)

202037AQI (US)

13
19
2
16
2
22
8
29
2
17
14
11
25
4
24
6
29
2
205
40

Highest AQI (US) recorded in

August

49AQI (US)

Lowest AQI (US) recorded in

September

29AQI (US)

Most & Least Polluted Years Over the Last 7 Years

Most Polluted Year Recorded
2023(Avg.)
39AQI (US)
Least Polluted Year Recorded
2025(Avg.)
35AQI (US)

Yahagicho's annual 2026 AQI (US) (36) shows an average percentage change of -3.8% (improved AQI (US)) compared to previous years: 2020 (37), 2021 (38), 2022 (38), 2023 (39), 2024 (38), 2025 (35).