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HistoryAQIPM₂.₅PM₁₀COSO₂NO₂O₃

Omiyacho, Shizuoka, 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+

August Air Quality Analysis

Omiyacho, Shizuoka, Japan

2022
2023
2025
2026
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
15th Aug 2023
74AQI
Lowest AQI recorded on
3rd Aug 2026
14AQI

Same Day Analysis (4th August):
On this day, AQI across the 4 years varied significantly: 2026 ranks 3rd highest AQI at 25 of Good air quality, showing improvement over 2025 and 2023 on the same day.

Day & Night AQI Trend: 3rd Aug - 4th Aug 2026

Omiyacho, Shizuoka, Japan

AQI
Day
Night
.

4 AM3rd Aug 2026

6 PM

3 AM4th Aug 2026

Day time
Avg. Highest Time
5PM3rd Aug

25AQI

Avg. Lowest Time
1PM3rd Aug

7AQI

Night time
Avg. Highest Time
7PM3rd Aug

15AQI

Avg. Lowest Time
1AM4th Aug

6AQI

In the last 24 hours,

Omiyacho's AQI reached its highest point of 25 at 5 PM during the Day, while the lowest point, 6, was recorded at 1 AM during the Night between 3rd Aug and 4th Aug 2026.

Day & Night AQI Trend : Jul - Aug 2026

Omiyacho, Shizuoka, Japan

JulAug
06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 31st31st - 01st01st - 02nd02nd - 03rd03rd - 04th04th
Day
Night
6th Jul 2026214 AMAQI
6th Jul 2026245 AMAQI
6th Jul 2026226 AMAQI
6th Jul 2026217 AMAQI
6th Jul 2026228 AMAQI
6th Jul 2026149 AMAQI
6th Jul 20262810 AMAQI
6th Jul 20263711 AMAQI
6th Jul 20261412 PMAQI
6th Jul 2026181 PMAQI
6th Jul 2026202 PMAQI
6th Jul 2026243 PMAQI
6th Jul 2026244 PMAQI
6th Jul 2026225 PMAQI
6th Jul 2026196 PMAQI
6th Jul 2026227 PMAQI
6th Jul 2026248 PMAQI
6th Jul 2026229 PMAQI
6th Jul 20261810 PMAQI
6th Jul 20261111 PMAQI
7th Jul 20261012 AMAQI
7th Jul 2026261 AMAQI
7th Jul 2026282 AMAQI
7th Jul 202693 AMAQI

20°C19/21°C

7th Jul 2026114 AMAQI
7th Jul 2026285 AMAQI
7th Jul 2026286 AMAQI
7th Jul 2026247 AMAQI
7th Jul 2026188 AMAQI
7th Jul 2026159 AMAQI
7th Jul 20262410 AMAQI
7th Jul 20262311 AMAQI
7th Jul 20262012 PMAQI
7th Jul 2026221 PMAQI
7th Jul 2026262 PMAQI
7th Jul 2026283 PMAQI
7th Jul 2026244 PMAQI
7th Jul 2026275 PMAQI
7th Jul 2026266 PMAQI
7th Jul 2026307 PMAQI
7th Jul 2026268 PMAQI
7th Jul 2026269 PMAQI
7th Jul 20262410 PMAQI
7th Jul 20262611 PMAQI
8th Jul 20262812 AMAQI
8th Jul 2026301 AMAQI
8th Jul 2026282 AMAQI
8th Jul 2026273 AMAQI

21°C16/25°C

8th Jul 2026264 AMAQI
8th Jul 2026285 AMAQI
8th Jul 2026286 AMAQI
8th Jul 2026307 AMAQI
8th Jul 2026308 AMAQI
8th Jul 2026249 AMAQI
8th Jul 20262610 AMAQI
8th Jul 20262611 AMAQI
8th Jul 20262612 PMAQI
8th Jul 2026241 PMAQI
8th Jul 2026242 PMAQI
8th Jul 2026263 PMAQI
8th Jul 2026264 PMAQI
8th Jul 2026235 PMAQI
8th Jul 2026256 PMAQI
8th Jul 2026207 PMAQI
8th Jul 2026198 PMAQI
8th Jul 2026189 PMAQI
8th Jul 20261910 PMAQI
8th Jul 20261911 PMAQI
9th Jul 20262812 AMAQI
9th Jul 2026281 AMAQI
9th Jul 2026262 AMAQI
9th Jul 2026263 AMAQI

21°C17/25°C

9th Jul 2026284 AMAQI
9th Jul 2026275 AMAQI
9th Jul 2026286 AMAQI
9th Jul 2026287 AMAQI
9th Jul 2026248 AMAQI
9th Jul 2026229 AMAQI
9th Jul 20262510 AMAQI
9th Jul 20262411 AMAQI
9th Jul 20262312 PMAQI
9th Jul 2026201 PMAQI
9th Jul 2026242 PMAQI
9th Jul 2026263 PMAQI
9th Jul 2026264 PMAQI
9th Jul 2026255 PMAQI
9th Jul 2026236 PMAQI
9th Jul 2026237 PMAQI
9th Jul 2026158 PMAQI
9th Jul 2026169 PMAQI
9th Jul 20262610 PMAQI
9th Jul 20262611 PMAQI
10th Jul 20262612 AMAQI
10th Jul 2026271 AMAQI
10th Jul 2026262 AMAQI
10th Jul 2026263 AMAQI

22°C16/28°C

10th Jul 2026254 AMAQI
10th Jul 2026305 AMAQI
10th Jul 2026306 AMAQI
10th Jul 2026267 AMAQI
10th Jul 2026308 AMAQI
10th Jul 2026309 AMAQI
10th Jul 20263010 AMAQI
10th Jul 20262811 AMAQI
10th Jul 20262812 PMAQI
10th Jul 2026241 PMAQI
10th Jul 2026242 PMAQI
10th Jul 2026223 PMAQI
10th Jul 2026244 PMAQI
10th Jul 2026285 PMAQI
10th Jul 2026286 PMAQI
10th Jul 2026287 PMAQI
10th Jul 2026188 PMAQI
10th Jul 2026189 PMAQI
10th Jul 20262010 PMAQI
10th Jul 20261711 PMAQI
11th Jul 20261812 AMAQI
11th Jul 202681 AMAQI
11th Jul 202682 AMAQI
11th Jul 202683 AMAQI

23°C18/29°C

11th Jul 202684 AMAQI
11th Jul 2026125 AMAQI
11th Jul 202696 AMAQI
11th Jul 2026117 AMAQI
11th Jul 2026128 AMAQI
11th Jul 2026219 AMAQI
11th Jul 20263310 AMAQI
11th Jul 20262811 AMAQI
11th Jul 20262812 PMAQI
11th Jul 2026241 PMAQI
11th Jul 2026222 PMAQI
11th Jul 2026213 PMAQI
11th Jul 2026244 PMAQI
11th Jul 2026285 PMAQI
11th Jul 2026186 PMAQI
11th Jul 202687 PMAQI
11th Jul 2026178 PMAQI
11th Jul 202689 PMAQI
11th Jul 2026810 PMAQI
11th Jul 20261011 PMAQI
12th Jul 20261812 AMAQI
12th Jul 2026281 AMAQI
12th Jul 2026282 AMAQI
12th Jul 2026293 AMAQI

24°C21/27°C

12th Jul 2026274 AMAQI
12th Jul 2026285 AMAQI
12th Jul 2026266 AMAQI
12th Jul 2026287 AMAQI
12th Jul 2026308 AMAQI
12th Jul 2026309 AMAQI
12th Jul 20262610 AMAQI
12th Jul 20262911 AMAQI
12th Jul 20262612 PMAQI
12th Jul 2026221 PMAQI
12th Jul 2026242 PMAQI
12th Jul 2026223 PMAQI
12th Jul 2026244 PMAQI
12th Jul 2026305 PMAQI
12th Jul 2026286 PMAQI
12th Jul 2026267 PMAQI
12th Jul 2026288 PMAQI
12th Jul 2026309 PMAQI
12th Jul 20263010 PMAQI
12th Jul 20262811 PMAQI
13th Jul 20263012 AMAQI
13th Jul 2026321 AMAQI
13th Jul 2026322 AMAQI
13th Jul 2026293 AMAQI

24°C20/28°C

13th Jul 2026254 AMAQI
13th Jul 2026305 AMAQI
13th Jul 2026286 AMAQI
13th Jul 2026287 AMAQI
13th Jul 2026288 AMAQI
13th Jul 2026269 AMAQI
13th Jul 20263010 AMAQI
13th Jul 20262611 AMAQI
13th Jul 20262712 PMAQI
13th Jul 2026221 PMAQI
13th Jul 2026242 PMAQI
13th Jul 2026673 PMAQI
13th Jul 2026724 PMAQI
13th Jul 2026705 PMAQI
13th Jul 2026866 PMAQI
13th Jul 2026837 PMAQI
13th Jul 2026928 PMAQI
13th Jul 2026879 PMAQI
13th Jul 20267610 PMAQI
13th Jul 20267011 PMAQI
14th Jul 20265712 AMAQI
14th Jul 2026541 AMAQI
14th Jul 2026482 AMAQI
14th Jul 2026503 AMAQI

24°C20/31°C

14th Jul 2026504 AMAQI
14th Jul 2026425 AMAQI
14th Jul 2026386 AMAQI
14th Jul 2026317 AMAQI
14th Jul 2026318 AMAQI
14th Jul 2026409 AMAQI
14th Jul 20265310 AMAQI
14th Jul 20266411 AMAQI
14th Jul 20268212 PMAQI
14th Jul 2026901 PMAQI
14th Jul 2026512 PMAQI
14th Jul 2026563 PMAQI
14th Jul 2026574 PMAQI
14th Jul 2026545 PMAQI
14th Jul 2026516 PMAQI
14th Jul 2026467 PMAQI
14th Jul 2026428 PMAQI
14th Jul 2026469 PMAQI
14th Jul 20263610 PMAQI
14th Jul 20263011 PMAQI
15th Jul 20263112 AMAQI
15th Jul 2026331 AMAQI
15th Jul 2026362 AMAQI
15th Jul 2026443 AMAQI

25°C19/30°C

15th Jul 2026294 AMAQI
15th Jul 2026275 AMAQI
15th Jul 2026276 AMAQI
15th Jul 2026297 AMAQI
15th Jul 2026368 AMAQI
15th Jul 2026669 AMAQI
15th Jul 20266710 AMAQI
15th Jul 20268311 AMAQI
15th Jul 20267512 PMAQI
15th Jul 2026621 PMAQI
15th Jul 2026572 PMAQI
15th Jul 2026693 PMAQI
15th Jul 2026664 PMAQI
15th Jul 2026585 PMAQI
15th Jul 2026546 PMAQI
15th Jul 2026507 PMAQI
15th Jul 2026408 PMAQI
15th Jul 2026449 PMAQI
15th Jul 20264210 PMAQI
15th Jul 20264411 PMAQI
16th Jul 20264212 AMAQI
16th Jul 2026381 AMAQI
16th Jul 2026422 AMAQI
16th Jul 2026443 AMAQI

26°C20/32°C

16th Jul 2026504 AMAQI
16th Jul 2026595 AMAQI
16th Jul 2026626 AMAQI
16th Jul 2026607 AMAQI
16th Jul 2026678 AMAQI
16th Jul 2026739 AMAQI
16th Jul 20268010 AMAQI
16th Jul 20268411 AMAQI
16th Jul 202610212 PMAQI
16th Jul 2026891 PMAQI
16th Jul 2026992 PMAQI
16th Jul 2026893 PMAQI
16th Jul 2026854 PMAQI
16th Jul 2026835 PMAQI
16th Jul 2026806 PMAQI
16th Jul 2026707 PMAQI
16th Jul 2026678 PMAQI
16th Jul 2026699 PMAQI
16th Jul 20266710 PMAQI
16th Jul 20266711 PMAQI
17th Jul 20266512 AMAQI
17th Jul 2026621 AMAQI
17th Jul 2026662 AMAQI
17th Jul 2026663 AMAQI

26°C20/32°C

17th Jul 2026664 AMAQI
17th Jul 2026645 AMAQI
17th Jul 2026656 AMAQI
17th Jul 2026607 AMAQI
17th Jul 2026608 AMAQI
17th Jul 2026769 AMAQI
17th Jul 20268110 AMAQI
17th Jul 20268811 AMAQI
17th Jul 20269012 PMAQI
17th Jul 2026951 PMAQI
17th Jul 2026982 PMAQI
17th Jul 20261013 PMAQI
17th Jul 20261054 PMAQI
17th Jul 2026555 PMAQI
17th Jul 2026556 PMAQI
17th Jul 2026597 PMAQI
17th Jul 2026538 PMAQI
17th Jul 2026519 PMAQI
17th Jul 20264610 PMAQI
17th Jul 20264411 PMAQI
18th Jul 20262512 AMAQI
18th Jul 2026311 AMAQI
18th Jul 2026312 AMAQI
18th Jul 2026143 AMAQI

25°C21/29°C

18th Jul 2026184 AMAQI
18th Jul 2026215 AMAQI
18th Jul 2026206 AMAQI
18th Jul 2026217 AMAQI
18th Jul 2026188 AMAQI
18th Jul 2026289 AMAQI
18th Jul 20263610 AMAQI
18th Jul 20264811 AMAQI
18th Jul 20264812 PMAQI
18th Jul 2026481 PMAQI
18th Jul 2026462 PMAQI
18th Jul 2026383 PMAQI
18th Jul 2026294 PMAQI
18th Jul 2026195 PMAQI
18th Jul 2026166 PMAQI
18th Jul 2026107 PMAQI
18th Jul 202688 PMAQI
18th Jul 202689 PMAQI
18th Jul 2026810 PMAQI
18th Jul 2026811 PMAQI
19th Jul 2026812 AMAQI
19th Jul 202681 AMAQI
19th Jul 202682 AMAQI
19th Jul 2026103 AMAQI

25°C21/27°C

19th Jul 202684 AMAQI
19th Jul 202685 AMAQI
19th Jul 202676 AMAQI
19th Jul 202687 AMAQI
19th Jul 202688 AMAQI
19th Jul 2026109 AMAQI
19th Jul 20261810 AMAQI
19th Jul 20262711 AMAQI
19th Jul 20262712 PMAQI
19th Jul 2026231 PMAQI
19th Jul 2026122 PMAQI
19th Jul 2026123 PMAQI
19th Jul 2026104 PMAQI
19th Jul 2026205 PMAQI
19th Jul 2026296 PMAQI
19th Jul 2026237 PMAQI
19th Jul 2026238 PMAQI
19th Jul 2026259 PMAQI
19th Jul 20262510 PMAQI
19th Jul 20262511 PMAQI
20th Jul 20262512 AMAQI
20th Jul 2026251 AMAQI
20th Jul 2026252 AMAQI
20th Jul 2026253 AMAQI

25°C20/29°C

20th Jul 2026254 AMAQI
20th Jul 2026255 AMAQI
20th Jul 2026236 AMAQI
20th Jul 2026237 AMAQI
20th Jul 2026258 AMAQI
20th Jul 2026219 AMAQI
20th Jul 20262110 AMAQI
20th Jul 20262311 AMAQI
20th Jul 20262912 PMAQI
20th Jul 2026361 PMAQI
20th Jul 2026522 PMAQI
20th Jul 2026483 PMAQI
20th Jul 2026424 PMAQI
20th Jul 2026465 PMAQI
20th Jul 2026516 PMAQI
20th Jul 2026527 PMAQI
20th Jul 2026518 PMAQI
20th Jul 2026529 PMAQI
20th Jul 20265210 PMAQI
20th Jul 20265211 PMAQI
21st Jul 20264012 AMAQI
21st Jul 2026311 AMAQI
21st Jul 2026312 AMAQI
21st Jul 2026333 AMAQI

26°C21/30°C

21st Jul 2026334 AMAQI
21st Jul 2026335 AMAQI
21st Jul 2026406 AMAQI
21st Jul 2026367 AMAQI
21st Jul 2026388 AMAQI
21st Jul 2026409 AMAQI
21st Jul 20264210 AMAQI
21st Jul 20263811 AMAQI
21st Jul 2026531 PMAQI
21st Jul 2026502 PMAQI
21st Jul 2026683 PMAQI
21st Jul 2026664 PMAQI
21st Jul 2026535 PMAQI
21st Jul 2026546 PMAQI
21st Jul 2026887 PMAQI
21st Jul 2026428 PMAQI
21st Jul 2026429 PMAQI
21st Jul 20264210 PMAQI
21st Jul 20264211 PMAQI
22nd Jul 20265012 AMAQI
22nd Jul 2026461 AMAQI
22nd Jul 2026522 AMAQI
22nd Jul 2026513 AMAQI

26°C21/31°C

22nd Jul 2026544 AMAQI
22nd Jul 2026585 AMAQI
22nd Jul 2026576 AMAQI
22nd Jul 2026567 AMAQI
22nd Jul 2026628 AMAQI
22nd Jul 2026739 AMAQI
22nd Jul 20266910 AMAQI
22nd Jul 20267611 AMAQI
22nd Jul 20267112 PMAQI
22nd Jul 2026751 PMAQI
22nd Jul 2026822 PMAQI
22nd Jul 2026843 PMAQI
22nd Jul 2026784 PMAQI
22nd Jul 2026785 PMAQI
22nd Jul 2026726 PMAQI
22nd Jul 2026677 PMAQI
22nd Jul 2026708 PMAQI
22nd Jul 2026529 PMAQI
22nd Jul 20263610 PMAQI
22nd Jul 20263311 PMAQI
23rd Jul 20264212 AMAQI
23rd Jul 2026441 AMAQI
23rd Jul 2026482 AMAQI
23rd Jul 2026483 AMAQI

27°C22/33°C

23rd Jul 2026484 AMAQI
23rd Jul 2026555 AMAQI
23rd Jul 2026586 AMAQI
23rd Jul 2026817 AMAQI
23rd Jul 2026848 AMAQI
23rd Jul 2026869 AMAQI
23rd Jul 202610610 AMAQI
23rd Jul 20268211 AMAQI
23rd Jul 202612512 PMAQI
23rd Jul 20261351 PMAQI
23rd Jul 20261142 PMAQI
23rd Jul 2026993 PMAQI
23rd Jul 2026954 PMAQI
23rd Jul 2026935 PMAQI
23rd Jul 2026846 PMAQI
23rd Jul 2026787 PMAQI
23rd Jul 2026728 PMAQI
23rd Jul 2026719 PMAQI
23rd Jul 20266010 PMAQI
23rd Jul 20265311 PMAQI
24th Jul 20265112 AMAQI
24th Jul 2026601 AMAQI
24th Jul 2026642 AMAQI
24th Jul 2026653 AMAQI

27°C21/33°C

24th Jul 2026684 AMAQI
24th Jul 2026695 AMAQI
24th Jul 2026726 AMAQI
24th Jul 2026687 AMAQI
24th Jul 2026628 AMAQI
24th Jul 2026689 AMAQI
24th Jul 20268210 AMAQI
24th Jul 20269011 AMAQI
24th Jul 20268212 PMAQI
24th Jul 2026961 PMAQI
24th Jul 2026902 PMAQI
24th Jul 2026753 PMAQI
24th Jul 2026764 PMAQI
24th Jul 2026805 PMAQI
24th Jul 2026746 PMAQI
24th Jul 2026707 PMAQI
24th Jul 2026708 PMAQI
24th Jul 2026579 PMAQI
24th Jul 20265710 PMAQI
24th Jul 20265911 PMAQI
25th Jul 20266412 AMAQI
25th Jul 2026631 AMAQI
25th Jul 2026632 AMAQI
25th Jul 2026633 AMAQI

26°C21/31°C

25th Jul 2026644 AMAQI
25th Jul 2026705 AMAQI
25th Jul 2026706 AMAQI
25th Jul 2026667 AMAQI
25th Jul 2026718 AMAQI
25th Jul 2026739 AMAQI
25th Jul 20268210 AMAQI
25th Jul 20268711 AMAQI
25th Jul 20269012 PMAQI
25th Jul 2026851 PMAQI
25th Jul 2026822 PMAQI
25th Jul 2026763 PMAQI
25th Jul 2026764 PMAQI
25th Jul 2026785 PMAQI
25th Jul 2026786 PMAQI
25th Jul 2026767 PMAQI
25th Jul 2026768 PMAQI
25th Jul 2026679 PMAQI
25th Jul 20265910 PMAQI
25th Jul 20263011 PMAQI
26th Jul 20263412 AMAQI
26th Jul 2026401 AMAQI
26th Jul 2026382 AMAQI
26th Jul 2026333 AMAQI

26°C20/32°C

26th Jul 2026224 AMAQI
26th Jul 2026205 AMAQI
26th Jul 2026256 AMAQI
26th Jul 2026287 AMAQI
26th Jul 2026338 AMAQI
26th Jul 2026339 AMAQI
26th Jul 20264610 AMAQI
26th Jul 20265511 AMAQI
26th Jul 20267312 PMAQI
26th Jul 2026751 PMAQI
26th Jul 2026672 PMAQI
26th Jul 2026593 PMAQI
26th Jul 2026524 PMAQI
26th Jul 2026515 PMAQI
26th Jul 2026496 PMAQI
26th Jul 2026467 PMAQI
26th Jul 2026128 PMAQI
26th Jul 2026199 PMAQI
26th Jul 20261710 PMAQI
26th Jul 20261911 PMAQI
27th Jul 20262512 AMAQI
27th Jul 2026271 AMAQI
27th Jul 2026212 AMAQI
27th Jul 2026253 AMAQI

25°C22/28°C

27th Jul 2026214 AMAQI
27th Jul 2026255 AMAQI
27th Jul 2026296 AMAQI
27th Jul 2026297 AMAQI
27th Jul 2026258 AMAQI
27th Jul 2026179 AMAQI
27th Jul 20263110 AMAQI
27th Jul 20265911 AMAQI
27th Jul 20267012 PMAQI
27th Jul 2026601 PMAQI
27th Jul 2026602 PMAQI
27th Jul 2026653 PMAQI
27th Jul 2026604 PMAQI
27th Jul 2026445 PMAQI
27th Jul 2026316 PMAQI
27th Jul 2026197 PMAQI
27th Jul 2026168 PMAQI
27th Jul 2026149 PMAQI
27th Jul 20261210 PMAQI
27th Jul 20261411 PMAQI
28th Jul 20261212 AMAQI
28th Jul 2026161 AMAQI
28th Jul 2026182 AMAQI
28th Jul 2026213 AMAQI

24°C19/28°C

28th Jul 2026234 AMAQI
28th Jul 2026195 AMAQI
28th Jul 2026126 AMAQI
28th Jul 2026127 AMAQI
28th Jul 2026148 AMAQI
28th Jul 2026129 AMAQI
28th Jul 20261710 AMAQI
28th Jul 20262511 AMAQI
28th Jul 20262912 PMAQI
28th Jul 2026291 PMAQI
28th Jul 2026292 PMAQI
28th Jul 2026213 PMAQI
28th Jul 2026214 PMAQI
28th Jul 2026215 PMAQI
28th Jul 2026236 PMAQI
28th Jul 2026217 PMAQI
28th Jul 2026278 PMAQI
28th Jul 2026259 PMAQI
28th Jul 20262510 PMAQI
28th Jul 20262111 PMAQI
29th Jul 20262512 AMAQI
29th Jul 2026251 AMAQI
29th Jul 2026252 AMAQI
29th Jul 2026253 AMAQI

24°C20/28°C

29th Jul 2026254 AMAQI
29th Jul 2026255 AMAQI
29th Jul 2026296 AMAQI
29th Jul 2026257 AMAQI
29th Jul 2026258 AMAQI
29th Jul 2026259 AMAQI
29th Jul 20262110 AMAQI
29th Jul 20262111 AMAQI
29th Jul 20262112 PMAQI
29th Jul 2026231 PMAQI
29th Jul 2026252 PMAQI
29th Jul 2026233 PMAQI
29th Jul 2026214 PMAQI
29th Jul 2026215 PMAQI
29th Jul 2026216 PMAQI
29th Jul 2026217 PMAQI
29th Jul 2026238 PMAQI
29th Jul 2026239 PMAQI
29th Jul 20262710 PMAQI
29th Jul 20262511 PMAQI
30th Jul 20262512 AMAQI
30th Jul 2026211 AMAQI
30th Jul 2026232 AMAQI
30th Jul 2026213 AMAQI

24°C18/31°C

30th Jul 2026214 AMAQI
30th Jul 2026215 AMAQI
30th Jul 2026216 AMAQI
30th Jul 2026217 AMAQI
30th Jul 2026258 AMAQI
30th Jul 2026219 AMAQI
30th Jul 20262110 AMAQI
30th Jul 20262311 AMAQI
30th Jul 20262912 PMAQI
30th Jul 2026361 PMAQI
30th Jul 2026332 PMAQI
30th Jul 2026483 PMAQI
30th Jul 2026644 PMAQI
30th Jul 2026605 PMAQI
30th Jul 2026556 PMAQI
30th Jul 2026587 PMAQI
30th Jul 2026878 PMAQI
30th Jul 2026769 PMAQI
30th Jul 20267110 PMAQI
30th Jul 20265911 PMAQI
31st Jul 20265612 AMAQI
31st Jul 2026551 AMAQI
31st Jul 2026462 AMAQI
31st Jul 2026363 AMAQI

26°C20/33°C

31st Jul 2026314 AMAQI
31st Jul 2026315 AMAQI
31st Jul 2026296 AMAQI
31st Jul 2026297 AMAQI
31st Jul 2026318 AMAQI
31st Jul 2026319 AMAQI
31st Jul 20265410 AMAQI
31st Jul 20267111 AMAQI
31st Jul 20269212 PMAQI
31st Jul 2026921 PMAQI
31st Jul 2026852 PMAQI
31st Jul 2026813 PMAQI
31st Jul 2026684 PMAQI
31st Jul 2026625 PMAQI
31st Jul 2026606 PMAQI
31st Jul 2026517 PMAQI
31st Jul 2026518 PMAQI
31st Jul 2026369 PMAQI
31st Jul 20263310 PMAQI
31st Jul 20263311 PMAQI
1st Aug 20263312 AMAQI
1st Aug 2026421 AMAQI
1st Aug 2026402 AMAQI
1st Aug 2026463 AMAQI

26°C21/31°C

1st Aug 2026424 AMAQI
1st Aug 2026485 AMAQI
1st Aug 2026536 AMAQI
1st Aug 2026567 AMAQI
1st Aug 2026608 AMAQI
1st Aug 2026769 AMAQI
1st Aug 20267610 AMAQI
1st Aug 20267611 AMAQI
1st Aug 20267612 PMAQI
1st Aug 2026741 PMAQI
1st Aug 2026672 PMAQI
1st Aug 2026723 PMAQI
1st Aug 2026764 PMAQI
1st Aug 2026765 PMAQI
1st Aug 2026766 PMAQI
1st Aug 2026707 PMAQI
1st Aug 2026668 PMAQI
1st Aug 2026649 PMAQI
1st Aug 20265710 PMAQI
1st Aug 20265611 PMAQI
2nd Aug 20265812 AMAQI
2nd Aug 2026591 AMAQI
2nd Aug 2026462 AMAQI
2nd Aug 2026503 AMAQI

26°C21/32°C

2nd Aug 2026544 AMAQI
2nd Aug 2026265 AMAQI
2nd Aug 2026496 AMAQI
2nd Aug 2026497 AMAQI
2nd Aug 2026488 AMAQI
2nd Aug 2026489 AMAQI
2nd Aug 20265110 AMAQI
2nd Aug 20265911 AMAQI
2nd Aug 20266312 PMAQI
2nd Aug 2026651 PMAQI
2nd Aug 2026662 PMAQI
2nd Aug 2026663 PMAQI
2nd Aug 2026644 PMAQI
2nd Aug 2026595 PMAQI
2nd Aug 2026526 PMAQI
2nd Aug 2026337 PMAQI
2nd Aug 2026388 PMAQI
2nd Aug 2026319 PMAQI
2nd Aug 20263810 PMAQI
2nd Aug 20261611 PMAQI
3rd Aug 20261812 AMAQI
3rd Aug 2026181 AMAQI
3rd Aug 2026202 AMAQI
3rd Aug 2026183 AMAQI

26°C22/32°C

3rd Aug 2026174 AMAQI
3rd Aug 2026145 AMAQI
3rd Aug 2026146 AMAQI
3rd Aug 2026147 AMAQI
3rd Aug 2026128 AMAQI
3rd Aug 202689 AMAQI
3rd Aug 2026810 AMAQI
3rd Aug 2026811 AMAQI
3rd Aug 2026812 PMAQI
3rd Aug 202671 PMAQI
3rd Aug 202682 PMAQI
3rd Aug 2026233 PMAQI
3rd Aug 2026214 PMAQI
3rd Aug 2026255 PMAQI
3rd Aug 2026216 PMAQI
3rd Aug 2026157 PMAQI
3rd Aug 2026148 PMAQI
3rd Aug 202689 PMAQI
3rd Aug 20261010 PMAQI
3rd Aug 20261011 PMAQI
4th Aug 20261012 AMAQI
4th Aug 202661 AMAQI
4th Aug 202682 AMAQI
4th Aug 202683 AMAQI

25°C22/29°C

4th Aug 202694 AMAQI
4 AM
4th Aug 202695 AMAQI
4th Aug 2026126 AMAQI
4th Aug 2026107 AMAQI
4th Aug 2026108 AMAQI
4th Aug 2026109 AMAQI
4th Aug 20261210 AMAQI
4th Aug 20262511 AMAQI
11 AM
4th Aug 20265012 PMAQI
4th Aug 2026481 PMAQI
4th Aug 2026422 PMAQI
4th Aug 2026383 PMAQI
4th Aug 2026314 PMAQI
4th Aug 2026365 PMAQI
4th Aug 2026406 PMAQI
6 PM
4th Aug 2026427 PMAQI
4th Aug 2026508 PMAQI
4th Aug 2026389 PMAQI
4th Aug 20262510 PMAQI
4th Aug 20263311 PMAQI
11 PM
3 AM

23°C17/29°C

Day time
Avg. Highest Time
12 PM - 1 PM

53AQI

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

32AQI

1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 PM to 1 PM (Avg. 53), while the lowest AQI was between 4 AM to 4 AM (Avg. 32).
Night time
Avg. Highest Time
7 PM

44AQI

1 hours / Day
30 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 7 PM to 7 PM (Avg. 44), while the lowest AQI was between 3 AM to 3 AM (Avg. 32).

2026 Days Vs Air Quality

Omiyacho, Shizuoka, Japan

2026

85%

184

15%

32

Total number of days with different AQI categories in last 216 days in 2026 (149 days remaining)

Good
184 Days
Moderate
32 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 216 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

Omiyacho, Shizuoka, 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
13AQI (US)
2nd January 2026
15AQI (US)
3rd January 2026
15AQI (US)
4th January 2026
18AQI (US)
5th January 2026
23AQI (US)
6th January 2026
18AQI (US)
7th January 2026
19AQI (US)
8th January 2026
30AQI (US)
9th January 2026
17AQI (US)
10th January 2026
28AQI (US)
11th January 2026
28AQI (US)
12th January 2026
17AQI (US)
13th January 2026
28AQI (US)
14th January 2026
19AQI (US)
15th January 2026
34AQI (US)
16th January 2026
44AQI (US)
17th January 2026
46AQI (US)
18th January 2026
29AQI (US)
19th January 2026
27AQI (US)
20th January 2026
32AQI (US)
21st January 2026
13AQI (US)
22nd January 2026
28AQI (US)
23rd January 2026
52AQI (US)
24th January 2026
39AQI (US)
25th January 2026
40AQI (US)
26th January 2026
28AQI (US)
27th January 2026
42AQI (US)
28th January 2026
29AQI (US)
29th January 2026
29AQI (US)
30th January 2026
36AQI (US)
31st January 2026
35AQI (US)
1st February 2026
41AQI (US)
2nd February 2026
55AQI (US)
3rd February 2026
30AQI (US)
4th February 2026
29AQI (US)
5th February 2026
44AQI (US)
6th February 2026
37AQI (US)
7th February 2026
21AQI (US)
8th February 2026
13AQI (US)
9th February 2026
38AQI (US)
10th February 2026
47AQI (US)
11th February 2026
48AQI (US)
12th February 2026
35AQI (US)
13th February 2026
50AQI (US)
14th February 2026
58AQI (US)
15th February 2026
49AQI (US)
16th February 2026
46AQI (US)
17th February 2026
20AQI (US)
18th February 2026
23AQI (US)
19th February 2026
34AQI (US)
20th February 2026
28AQI (US)
21st February 2026
47AQI (US)
22nd February 2026
44AQI (US)
23rd February 2026
50AQI (US)
24th February 2026
42AQI (US)
25th February 2026
31AQI (US)
26th February 2026
14AQI (US)
27th February 2026
39AQI (US)
28th February 2026
47AQI (US)
1st March 2026
48AQI (US)
2nd March 2026
80AQI (US)
3rd March 2026
42AQI (US)
4th March 2026
20AQI (US)
5th March 2026
56AQI (US)
6th March 2026
53AQI (US)
7th March 2026
47AQI (US)
8th March 2026
45AQI (US)
9th March 2026
51AQI (US)
10th March 2026
59AQI (US)
11th March 2026
27AQI (US)
12th March 2026
22AQI (US)
13th March 2026
46AQI (US)
14th March 2026
47AQI (US)
15th March 2026
63AQI (US)
16th March 2026
60AQI (US)
17th March 2026
53AQI (US)
18th March 2026
55AQI (US)
19th March 2026
37AQI (US)
20th March 2026
37AQI (US)
21st March 2026
46AQI (US)
22nd March 2026
51AQI (US)
23rd March 2026
50AQI (US)
24th March 2026
47AQI (US)
25th March 2026
50AQI (US)
26th March 2026
9AQI (US)
27th March 2026
22AQI (US)
28th March 2026
53AQI (US)
29th March 2026
50AQI (US)
30th March 2026
50AQI (US)
31st March 2026
23AQI (US)
1st April 2026
32AQI (US)
2nd April 2026
11AQI (US)
3rd April 2026
38AQI (US)
4th April 2026
44AQI (US)
5th April 2026
46AQI (US)
6th April 2026
39AQI (US)
7th April 2026
33AQI (US)
8th April 2026
19AQI (US)
9th April 2026
28AQI (US)
10th April 2026
46AQI (US)
11th April 2026
40AQI (US)
12th April 2026
27AQI (US)
13th April 2026
33AQI (US)
14th April 2026
47AQI (US)
15th April 2026
40AQI (US)
16th April 2026
33AQI (US)
17th April 2026
41AQI (US)
18th April 2026
32AQI (US)
19th April 2026
39AQI (US)
20th April 2026
38AQI (US)
21st April 2026
40AQI (US)
22nd April 2026
47AQI (US)
23rd April 2026
34AQI (US)
24th April 2026
22AQI (US)
25th April 2026
46AQI (US)
26th April 2026
51AQI (US)
27th April 2026
48AQI (US)
28th April 2026
43AQI (US)
29th April 2026
48AQI (US)
30th April 2026
37AQI (US)
1st May 2026
12AQI (US)
2nd May 2026
51AQI (US)
3rd May 2026
43AQI (US)
4th May 2026
31AQI (US)
5th May 2026
18AQI (US)
6th May 2026
33AQI (US)
7th May 2026
35AQI (US)
8th May 2026
28AQI (US)
9th May 2026
28AQI (US)
10th May 2026
35AQI (US)
11th May 2026
36AQI (US)
12th May 2026
38AQI (US)
13th May 2026
44AQI (US)
14th May 2026
41AQI (US)
15th May 2026
41AQI (US)
16th May 2026
86AQI (US)
17th May 2026
69AQI (US)
18th May 2026
53AQI (US)
19th May 2026
48AQI (US)
20th May 2026
61AQI (US)
21st May 2026
58AQI (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
25AQI (US)
28th May 2026
25AQI (US)
29th May 2026
25AQI (US)
30th May 2026
24AQI (US)
31st May 2026
27AQI (US)
1st June 2026
29AQI (US)
2nd June 2026
32AQI (US)
3rd June 2026
18AQI (US)
4th June 2026
24AQI (US)
5th June 2026
22AQI (US)
6th June 2026
24AQI (US)
7th June 2026
22AQI (US)
8th June 2026
12AQI (US)
9th June 2026
16AQI (US)
10th June 2026
23AQI (US)
11th June 2026
25AQI (US)
12th June 2026
25AQI (US)
13th June 2026
28AQI (US)
14th June 2026
25AQI (US)
15th June 2026
15AQI (US)
16th June 2026
25AQI (US)
17th June 2026
25AQI (US)
18th June 2026
25AQI (US)
19th June 2026
29AQI (US)
20th June 2026
22AQI (US)
21st June 2026
20AQI (US)
22nd June 2026
22AQI (US)
23rd June 2026
23AQI (US)
24th June 2026
22AQI (US)
25th June 2026
26AQI (US)
26th June 2026
24AQI (US)
27th June 2026
20AQI (US)
28th June 2026
27AQI (US)
29th June 2026
27AQI (US)
30th June 2026
31AQI (US)
1st July 2026
41AQI (US)
2nd July 2026
14AQI (US)
3rd July 2026
16AQI (US)
4th July 2026
25AQI (US)
5th July 2026
21AQI (US)
6th July 2026
22AQI (US)
7th July 2026
23AQI (US)
8th July 2026
25AQI (US)
9th July 2026
24AQI (US)
10th July 2026
26AQI (US)
11th July 2026
16AQI (US)
12th July 2026
27AQI (US)
13th July 2026
47AQI (US)
14th July 2026
50AQI (US)
15th July 2026
49AQI (US)
16th July 2026
70AQI (US)
17th July 2026
70AQI (US)
18th July 2026
25AQI (US)
19th July 2026
16AQI (US)
20th July 2026
35AQI (US)
21st July 2026
45AQI (US)
22nd July 2026
63AQI (US)
23rd July 2026
78AQI (US)
24th July 2026
71AQI (US)
25th July 2026
71AQI (US)
26th July 2026
39AQI (US)
27th July 2026
33AQI (US)
28th July 2026
21AQI (US)
29th July 2026
24AQI (US)
30th July 2026
39AQI (US)
31st July 2026
52AQI (US)
1st August 2026
62AQI (US)
2nd August 2026
50AQI (US)
3rd August 2026
14AQI (US)
4th August 2026
25AQI (US)
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)

38AQI (US)

45AQI (US)

37AQI (US)

41AQI (US)

24AQI (US)

38AQI (US)

38AQI (US)

No. of days

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

202636AQI (US)

30
1
26
2
20
11
29
1
22
9
30
24
7
3
1
184
32

Highest AQI (US) recorded in

March

45AQI (US)

Lowest AQI (US) recorded in

June

24AQI (US)

202537AQI (US)

30
1
28
25
5
1
28
2
30
1
29
1
24
7
20
11
28
2
16
15
30
31
319
45
1

Highest AQI (US) recorded in

August

47AQI (US)

Lowest AQI (US) recorded in

May

31AQI (US)

202343AQI (US)

31
27
1
25
6
20
10
22
9
19
11
14
17
20
11
23
7
20
4
1
6
23
6
29
2
273
84
1
6

Highest AQI (US) recorded in

October

69AQI (US)

Lowest AQI (US) recorded in

December

32AQI (US)

202237AQI (US)

5
20
9
19
11
22
9
20
10
18
4
1
1
27
1
30
1
30
31
223
45
1

Highest AQI (US) recorded in

March

47AQI (US)

Lowest AQI (US) recorded in

December

29AQI (US)

202134AQI (US)

29
1
25
3
28
3
22
8
26
5
26
4
29
2
25
6
29
1
31
27
3
31
328
36

Highest AQI (US) recorded in

May

39AQI (US)

Lowest AQI (US) recorded in

January

29AQI (US)

202031AQI (US)

12
2
19
28
3
26
4
31
116
9

Highest AQI (US) recorded in

August

41AQI (US)

Lowest AQI (US) recorded in

September

24AQI (US)

Most & Least Polluted Years Over the Last 6 Years

Most Polluted Year Recorded
2023(Avg.)
43AQI (US)
Least Polluted Year Recorded
2020(Avg.)
31AQI (US)

Omiyacho's annual 2026 AQI (US) (36) shows an average percentage change of 0.06% (worsened AQI (US)) compared to previous years: 2020 (31), 2021 (34), 2022 (37), 2023 (43), 2025 (37).