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HistoryAQIPM₂.₅PM₁₀COSO₂NO₂O₃

Amarume, Sakata, Yamagata, 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

Amarume, Sakata, Yamagata, Japan

2022
2023
2024
2025
2026
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
6th Aug 2023
54AQI
Lowest AQI recorded on
3rd Aug 2026
14AQI

Same Day Analysis (14th August):
On this day, AQI across the 5 years varied significantly: 2026 ranks 4th highest AQI at 14 of Good air quality, showing improvement over 2025, 2024 and 2023 on the same day.

Day & Night AQI Trend: 13th Aug - 14th Aug 2026

Amarume, Sakata, Yamagata, Japan

AQI
Day
Night
.

4 AM13th Aug 2026

6 PM

3 AM14th Aug 2026

Day time
Avg. Highest Time
9AM13th Aug

21AQI

Avg. Lowest Time
11AM13th Aug

14AQI

Night time
Avg. Highest Time
7PM13th Aug

19AQI

Avg. Lowest Time
12AM14th Aug

12AQI

In the last 24 hours,

Amarume's AQI reached its highest point of 21 at 9 AM during the Day, while the lowest point, 12, was recorded at 12 AM during the Night between 13th Aug and 14th Aug 2026.

Day & Night AQI Trend : Jul - Aug 2026

Amarume, Sakata, Yamagata, Japan

JulAug
16th - 17th17th - 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
Day
Night
16th Jul 2026244 AMAQI
16th Jul 2026285 AMAQI
16th Jul 2026306 AMAQI
16th Jul 2026307 AMAQI
16th Jul 2026308 AMAQI
16th Jul 2026309 AMAQI
16th Jul 20262910 AMAQI
16th Jul 20262611 AMAQI
16th Jul 20262812 PMAQI
16th Jul 2026241 PMAQI
16th Jul 2026232 PMAQI
16th Jul 2026223 PMAQI
16th Jul 2026224 PMAQI
16th Jul 2026245 PMAQI
16th Jul 2026246 PMAQI
16th Jul 2026267 PMAQI
16th Jul 2026248 PMAQI
16th Jul 2026249 PMAQI
16th Jul 20262410 PMAQI
16th Jul 20262811 PMAQI
17th Jul 20262712 AMAQI
17th Jul 2026261 AMAQI
17th Jul 2026262 AMAQI
17th Jul 2026243 AMAQI

24°C22/26°C

17th Jul 2026264 AMAQI
17th Jul 2026185 AMAQI
17th Jul 2026276 AMAQI
17th Jul 2026247 AMAQI
17th Jul 2026238 AMAQI
17th Jul 2026289 AMAQI
17th Jul 20262910 AMAQI
17th Jul 20262411 AMAQI
17th Jul 20262712 PMAQI
17th Jul 2026241 PMAQI
17th Jul 2026202 PMAQI
17th Jul 2026213 PMAQI
17th Jul 2026364 PMAQI
17th Jul 2026385 PMAQI
17th Jul 2026386 PMAQI
17th Jul 2026387 PMAQI
17th Jul 2026368 PMAQI
17th Jul 2026339 PMAQI
17th Jul 20263310 PMAQI
17th Jul 20263311 PMAQI
18th Jul 20262912 AMAQI
18th Jul 2026361 AMAQI
18th Jul 2026332 AMAQI
18th Jul 2026333 AMAQI

26°C22/29°C

18th Jul 2026334 AMAQI
18th Jul 2026295 AMAQI
18th Jul 2026316 AMAQI
18th Jul 2026337 AMAQI
18th Jul 2026368 AMAQI
18th Jul 2026279 AMAQI
18th Jul 20263110 AMAQI
18th Jul 20262911 AMAQI
18th Jul 20262912 PMAQI
18th Jul 2026271 PMAQI
18th Jul 2026252 PMAQI
18th Jul 2026273 PMAQI
18th Jul 2026294 PMAQI
18th Jul 2026255 PMAQI
18th Jul 2026256 PMAQI
18th Jul 2026217 PMAQI
18th Jul 2026218 PMAQI
18th Jul 2026219 PMAQI
18th Jul 20262110 PMAQI
18th Jul 20262511 PMAQI
19th Jul 20262312 AMAQI
19th Jul 2026231 AMAQI
19th Jul 2026232 AMAQI
19th Jul 2026233 AMAQI

24°C23/28°C

19th Jul 2026234 AMAQI
19th Jul 2026215 AMAQI
19th Jul 2026256 AMAQI
19th Jul 2026237 AMAQI
19th Jul 2026238 AMAQI
19th Jul 2026219 AMAQI
19th Jul 20262110 AMAQI
19th Jul 20262711 AMAQI
19th Jul 20262112 PMAQI
19th Jul 2026271 PMAQI
19th Jul 2026212 PMAQI
19th Jul 2026253 PMAQI
19th Jul 2026274 PMAQI
19th Jul 2026295 PMAQI
19th Jul 2026316 PMAQI
19th Jul 2026337 PMAQI
19th Jul 2026348 PMAQI
19th Jul 2026389 PMAQI
19th Jul 20263610 PMAQI
19th Jul 20264011 PMAQI
20th Jul 20264012 AMAQI
20th Jul 2026481 AMAQI
20th Jul 2026422 AMAQI
20th Jul 2026423 AMAQI

25°C22/28°C

20th Jul 2026464 AMAQI
20th Jul 2026485 AMAQI
20th Jul 2026466 AMAQI
20th Jul 2026547 AMAQI
20th Jul 2026588 AMAQI
20th Jul 2026549 AMAQI
20th Jul 20265810 AMAQI
20th Jul 20264811 AMAQI
20th Jul 20265712 PMAQI
20th Jul 2026561 PMAQI
20th Jul 2026682 PMAQI
20th Jul 2026703 PMAQI
20th Jul 2026714 PMAQI
20th Jul 2026675 PMAQI
20th Jul 2026686 PMAQI
20th Jul 2026707 PMAQI
20th Jul 2026678 PMAQI
20th Jul 2026659 PMAQI
20th Jul 20266010 PMAQI
20th Jul 20265411 PMAQI
21st Jul 20266412 AMAQI
21st Jul 2026671 AMAQI
21st Jul 2026682 AMAQI
21st Jul 2026663 AMAQI

26°C23/27°C

21st Jul 2026694 AMAQI
21st Jul 2026695 AMAQI
21st Jul 2026686 AMAQI
21st Jul 2026707 AMAQI
21st Jul 2026588 AMAQI
21st Jul 2026549 AMAQI
21st Jul 20262910 AMAQI
21st Jul 20262111 AMAQI
21st Jul 2026301 PMAQI
21st Jul 2026142 PMAQI
21st Jul 2026123 PMAQI
21st Jul 2026194 PMAQI
21st Jul 2026195 PMAQI
21st Jul 2026296 PMAQI
21st Jul 2026827 PMAQI
21st Jul 2026208 PMAQI
21st Jul 2026109 PMAQI
21st Jul 20261710 PMAQI
21st Jul 20261711 PMAQI
22nd Jul 20261712 AMAQI
22nd Jul 2026191 AMAQI
22nd Jul 2026192 AMAQI
22nd Jul 2026193 AMAQI

25°C23/26°C

22nd Jul 2026194 AMAQI
22nd Jul 2026105 AMAQI
22nd Jul 2026126 AMAQI
22nd Jul 2026127 AMAQI
22nd Jul 2026168 AMAQI
22nd Jul 2026189 AMAQI
22nd Jul 20261810 AMAQI
22nd Jul 20261811 AMAQI
22nd Jul 20262012 PMAQI
22nd Jul 2026251 PMAQI
22nd Jul 2026462 PMAQI
22nd Jul 2026553 PMAQI
22nd Jul 2026604 PMAQI
22nd Jul 2026765 PMAQI
22nd Jul 2026606 PMAQI
22nd Jul 2026527 PMAQI
22nd Jul 2026488 PMAQI
22nd Jul 2026469 PMAQI
22nd Jul 20265710 PMAQI
22nd Jul 20262311 PMAQI
23rd Jul 20263612 AMAQI
23rd Jul 2026381 AMAQI
23rd Jul 2026252 AMAQI
23rd Jul 2026233 AMAQI

25°C23/27°C

23rd Jul 2026214 AMAQI
23rd Jul 2026235 AMAQI
23rd Jul 2026186 AMAQI
23rd Jul 2026167 AMAQI
23rd Jul 2026278 AMAQI
23rd Jul 2026319 AMAQI
23rd Jul 20262910 AMAQI
23rd Jul 20262911 AMAQI
23rd Jul 20263312 PMAQI
23rd Jul 2026251 PMAQI
23rd Jul 2026212 PMAQI
23rd Jul 2026233 PMAQI
23rd Jul 2026254 PMAQI
23rd Jul 2026215 PMAQI
23rd Jul 2026216 PMAQI
23rd Jul 2026237 PMAQI
23rd Jul 2026278 PMAQI
23rd Jul 2026269 PMAQI
23rd Jul 20262910 PMAQI
23rd Jul 20262711 PMAQI
24th Jul 2026612 AMAQI
24th Jul 2026121 AMAQI
24th Jul 2026172 AMAQI
24th Jul 2026293 AMAQI

25°C23/27°C

24th Jul 2026254 AMAQI
24th Jul 2026175 AMAQI
24th Jul 2026256 AMAQI
24th Jul 2026297 AMAQI
24th Jul 2026198 AMAQI
24th Jul 2026259 AMAQI
24th Jul 20262310 AMAQI
24th Jul 20262511 AMAQI
24th Jul 20262712 PMAQI
24th Jul 2026251 PMAQI
24th Jul 2026252 PMAQI
24th Jul 2026253 PMAQI
24th Jul 2026254 PMAQI
24th Jul 2026235 PMAQI
24th Jul 2026216 PMAQI
24th Jul 2026217 PMAQI
24th Jul 2026218 PMAQI
24th Jul 2026219 PMAQI
24th Jul 20262310 PMAQI
24th Jul 20262111 PMAQI
25th Jul 20262112 AMAQI
25th Jul 2026251 AMAQI
25th Jul 2026292 AMAQI
25th Jul 2026253 AMAQI

23°C22/24°C

25th Jul 2026274 AMAQI
25th Jul 2026295 AMAQI
25th Jul 2026296 AMAQI
25th Jul 2026257 AMAQI
25th Jul 2026298 AMAQI
25th Jul 2026279 AMAQI
25th Jul 20262510 AMAQI
25th Jul 20262911 AMAQI
25th Jul 20262312 PMAQI
25th Jul 2026231 PMAQI
25th Jul 2026252 PMAQI
25th Jul 2026213 PMAQI
25th Jul 2026174 PMAQI
25th Jul 2026195 PMAQI
25th Jul 2026236 PMAQI
25th Jul 2026257 PMAQI
25th Jul 2026218 PMAQI
25th Jul 2026299 PMAQI
25th Jul 20262310 PMAQI
25th Jul 20262311 PMAQI
26th Jul 20262312 AMAQI
26th Jul 2026141 AMAQI
26th Jul 2026192 AMAQI
26th Jul 2026173 AMAQI

23°C22/24°C

26th Jul 2026194 AMAQI
26th Jul 2026195 AMAQI
26th Jul 2026216 AMAQI
26th Jul 2026177 AMAQI
26th Jul 2026178 AMAQI
26th Jul 2026179 AMAQI
26th Jul 20261710 AMAQI
26th Jul 20261711 AMAQI
26th Jul 20261712 PMAQI
26th Jul 2026171 PMAQI
26th Jul 2026172 PMAQI
26th Jul 2026173 PMAQI
26th Jul 2026174 PMAQI
26th Jul 2026145 PMAQI
26th Jul 2026146 PMAQI
26th Jul 2026127 PMAQI
26th Jul 2026148 PMAQI
26th Jul 2026179 PMAQI
26th Jul 20261410 PMAQI
26th Jul 20261411 PMAQI
27th Jul 20261212 AMAQI
27th Jul 2026121 AMAQI
27th Jul 2026122 AMAQI
27th Jul 2026143 AMAQI

22°C21/22°C

27th Jul 2026144 AMAQI
27th Jul 2026125 AMAQI
27th Jul 2026126 AMAQI
27th Jul 2026127 AMAQI
27th Jul 2026128 AMAQI
27th Jul 2026129 AMAQI
27th Jul 20261210 AMAQI
27th Jul 20261911 AMAQI
27th Jul 20261712 PMAQI
27th Jul 2026171 PMAQI
27th Jul 2026172 PMAQI
27th Jul 2026143 PMAQI
27th Jul 2026174 PMAQI
27th Jul 2026145 PMAQI
27th Jul 2026176 PMAQI
27th Jul 2026197 PMAQI
27th Jul 2026218 PMAQI
27th Jul 2026239 PMAQI
27th Jul 20262110 PMAQI
27th Jul 20262511 PMAQI
28th Jul 20261912 AMAQI
28th Jul 2026211 AMAQI
28th Jul 2026212 AMAQI
28th Jul 2026253 AMAQI

23°C20/26°C

28th Jul 2026214 AMAQI
28th Jul 2026215 AMAQI
28th Jul 2026216 AMAQI
28th Jul 2026217 AMAQI
28th Jul 2026238 AMAQI
28th Jul 2026219 AMAQI
28th Jul 20262310 AMAQI
28th Jul 20262511 AMAQI
28th Jul 20262112 PMAQI
28th Jul 2026211 PMAQI
28th Jul 2026212 PMAQI
28th Jul 2026273 PMAQI
28th Jul 2026254 PMAQI
28th Jul 2026275 PMAQI
28th Jul 2026236 PMAQI
28th Jul 2026217 PMAQI
28th Jul 2026278 PMAQI
28th Jul 2026279 PMAQI
28th Jul 20262510 PMAQI
28th Jul 20262111 PMAQI
29th Jul 20262112 AMAQI
29th Jul 2026231 AMAQI
29th Jul 2026232 AMAQI
29th Jul 2026273 AMAQI

23°C21/27°C

29th Jul 2026234 AMAQI
29th Jul 2026235 AMAQI
29th Jul 2026256 AMAQI
29th Jul 2026237 AMAQI
29th Jul 2026258 AMAQI
29th Jul 2026239 AMAQI
29th Jul 20262110 AMAQI
29th Jul 20262311 AMAQI
29th Jul 20262512 PMAQI
29th Jul 2026251 PMAQI
29th Jul 2026252 PMAQI
29th Jul 2026233 PMAQI
29th Jul 2026254 PMAQI
29th Jul 2026255 PMAQI
29th Jul 2026256 PMAQI
29th Jul 2026257 PMAQI
29th Jul 2026218 PMAQI
29th Jul 2026239 PMAQI
29th Jul 20262310 PMAQI
29th Jul 20262511 PMAQI
30th Jul 20262112 AMAQI
30th Jul 2026211 AMAQI
30th Jul 2026252 AMAQI
30th Jul 2026293 AMAQI

24°C22/25°C

30th Jul 2026214 AMAQI
30th Jul 2026235 AMAQI
30th Jul 2026256 AMAQI
30th Jul 2026297 AMAQI
30th Jul 2026338 AMAQI
30th Jul 2026339 AMAQI
30th Jul 20263310 AMAQI
30th Jul 20263811 AMAQI
30th Jul 20265212 PMAQI
30th Jul 2026581 PMAQI
30th Jul 2026552 PMAQI
30th Jul 2026543 PMAQI
30th Jul 2026574 PMAQI
30th Jul 2026585 PMAQI
30th Jul 2026486 PMAQI
30th Jul 2026557 PMAQI
30th Jul 2026538 PMAQI
30th Jul 2026369 PMAQI
30th Jul 20262910 PMAQI
30th Jul 20262511 PMAQI
31st Jul 20262112 AMAQI
31st Jul 2026251 AMAQI
31st Jul 2026272 AMAQI
31st Jul 2026273 AMAQI

24°C23/25°C

31st Jul 2026234 AMAQI
31st Jul 2026235 AMAQI
31st Jul 2026216 AMAQI
31st Jul 2026217 AMAQI
31st Jul 2026218 AMAQI
31st Jul 2026219 AMAQI
31st Jul 20262310 AMAQI
31st Jul 20262711 AMAQI
31st Jul 20262712 PMAQI
31st Jul 2026251 PMAQI
31st Jul 2026232 PMAQI
31st Jul 2026193 PMAQI
31st Jul 2026234 PMAQI
31st Jul 2026235 PMAQI
31st Jul 2026256 PMAQI
31st Jul 2026217 PMAQI
31st Jul 2026218 PMAQI
31st Jul 2026219 PMAQI
31st Jul 20261910 PMAQI
31st Jul 20261711 PMAQI
1st Aug 20261412 AMAQI
1st Aug 2026141 AMAQI
1st Aug 2026142 AMAQI
1st Aug 2026253 AMAQI

23°C22/23°C

1st Aug 2026204 AMAQI
1st Aug 2026235 AMAQI
1st Aug 2026256 AMAQI
1st Aug 2026237 AMAQI
1st Aug 2026278 AMAQI
1st Aug 2026259 AMAQI
1st Aug 20264210 AMAQI
1st Aug 20262311 AMAQI
1st Aug 20262512 PMAQI
1st Aug 2026271 PMAQI
1st Aug 2026292 PMAQI
1st Aug 2026273 PMAQI
1st Aug 2026334 PMAQI
1st Aug 2026315 PMAQI
1st Aug 2026366 PMAQI
1st Aug 2026367 PMAQI
1st Aug 2026368 PMAQI
1st Aug 2026339 PMAQI
1st Aug 20263810 PMAQI
1st Aug 20263611 PMAQI
2nd Aug 20263612 AMAQI
2nd Aug 2026381 AMAQI
2nd Aug 2026422 AMAQI
2nd Aug 2026403 AMAQI

25°C23/26°C

2nd Aug 2026424 AMAQI
2nd Aug 2026465 AMAQI
2nd Aug 2026486 AMAQI
2nd Aug 2026537 AMAQI
2nd Aug 2026588 AMAQI
2nd Aug 2026429 AMAQI
2nd Aug 20262510 AMAQI
2nd Aug 20263111 AMAQI
2nd Aug 20261212 PMAQI
2nd Aug 2026101 PMAQI
2nd Aug 202682 PMAQI
2nd Aug 2026123 PMAQI
2nd Aug 2026124 PMAQI
2nd Aug 2026105 PMAQI
2nd Aug 202686 PMAQI
2nd Aug 202687 PMAQI
2nd Aug 2026128 PMAQI
2nd Aug 202689 PMAQI
2nd Aug 2026810 PMAQI
2nd Aug 2026611 PMAQI
3rd Aug 2026812 AMAQI
3rd Aug 2026101 AMAQI
3rd Aug 202682 AMAQI
3rd Aug 202683 AMAQI

23°C21/25°C

3rd Aug 202684 AMAQI
3rd Aug 202685 AMAQI
3rd Aug 202686 AMAQI
3rd Aug 2026127 AMAQI
3rd Aug 2026128 AMAQI
3rd Aug 2026129 AMAQI
3rd Aug 20261210 AMAQI
3rd Aug 20261211 AMAQI
3rd Aug 20261212 PMAQI
3rd Aug 202681 PMAQI
3rd Aug 202682 PMAQI
3rd Aug 202683 PMAQI
3rd Aug 2026234 PMAQI
3rd Aug 2026215 PMAQI
3rd Aug 2026176 PMAQI
3rd Aug 2026177 PMAQI
3rd Aug 2026318 PMAQI
3rd Aug 2026429 PMAQI
3rd Aug 20261210 PMAQI
3rd Aug 20261011 PMAQI
4th Aug 20261912 AMAQI
4th Aug 2026231 AMAQI
4th Aug 2026292 AMAQI
4th Aug 2026333 AMAQI

23°C20/26°C

4th Aug 2026214 AMAQI
4th Aug 2026365 AMAQI
4th Aug 2026216 AMAQI
4th Aug 2026257 AMAQI
4th Aug 2026218 AMAQI
4th Aug 2026219 AMAQI
4th Aug 20262110 AMAQI
4th Aug 20262311 AMAQI
4th Aug 20262112 PMAQI
4th Aug 2026251 PMAQI
4th Aug 2026212 PMAQI
4th Aug 2026213 PMAQI
4th Aug 2026234 PMAQI
4th Aug 2026255 PMAQI
4th Aug 2026316 PMAQI
4th Aug 2026277 PMAQI
4th Aug 2026338 PMAQI
4th Aug 2026369 PMAQI
4th Aug 20263610 PMAQI
4th Aug 20263611 PMAQI
5th Aug 20263612 AMAQI
5th Aug 2026331 AMAQI
5th Aug 2026312 AMAQI
5th Aug 2026293 AMAQI

22°C18/28°C

5th Aug 2026294 AMAQI
5th Aug 2026295 AMAQI
5th Aug 2026296 AMAQI
5th Aug 2026297 AMAQI
5th Aug 2026318 AMAQI
5th Aug 2026299 AMAQI
5th Aug 20264010 AMAQI
5th Aug 20263311 AMAQI
5th Aug 20263612 PMAQI
5th Aug 2026381 PMAQI
5th Aug 2026382 PMAQI
5th Aug 2026423 PMAQI
5th Aug 2026404 PMAQI
5th Aug 2026445 PMAQI
5th Aug 2026426 PMAQI
5th Aug 2026507 PMAQI
5th Aug 2026498 PMAQI
5th Aug 2026509 PMAQI
5th Aug 20264810 PMAQI
5th Aug 20264811 PMAQI
6th Aug 20264412 AMAQI
6th Aug 2026481 AMAQI
6th Aug 2026462 AMAQI
6th Aug 2026403 AMAQI

23°C17/28°C

6th Aug 2026444 AMAQI
6th Aug 2026425 AMAQI
6th Aug 2026386 AMAQI
6th Aug 2026367 AMAQI
6th Aug 2026388 AMAQI
6th Aug 2026389 AMAQI
6th Aug 20263610 AMAQI
6th Aug 20263811 AMAQI
6th Aug 20263812 PMAQI
6th Aug 2026361 PMAQI
6th Aug 2026382 PMAQI
6th Aug 2026383 PMAQI
6th Aug 2026384 PMAQI
6th Aug 2026405 PMAQI
6th Aug 2026406 PMAQI
6th Aug 2026427 PMAQI
6th Aug 2026408 PMAQI
6th Aug 2026499 PMAQI
6th Aug 20264610 PMAQI
6th Aug 20264611 PMAQI
7th Aug 20264812 AMAQI
7th Aug 2026461 AMAQI
7th Aug 2026462 AMAQI
7th Aug 2026463 AMAQI

25°C20/30°C

7th Aug 2026484 AMAQI
7th Aug 2026405 AMAQI
7th Aug 2026446 AMAQI
7th Aug 2026447 AMAQI
7th Aug 2026428 AMAQI
7th Aug 2026429 AMAQI
7th Aug 20264010 AMAQI
7th Aug 20264411 AMAQI
7th Aug 20265112 PMAQI
7th Aug 2026461 PMAQI
7th Aug 2026422 PMAQI
7th Aug 2026483 PMAQI
7th Aug 2026464 PMAQI
7th Aug 2026425 PMAQI
7th Aug 2026406 PMAQI
7th Aug 2026387 PMAQI
7th Aug 2026408 PMAQI
7th Aug 2026389 PMAQI
7th Aug 20264010 PMAQI
7th Aug 20264411 PMAQI
8th Aug 20264212 AMAQI
8th Aug 2026421 AMAQI
8th Aug 2026402 AMAQI
8th Aug 2026423 AMAQI

26°C23/29°C

8th Aug 2026384 AMAQI
8th Aug 2026405 AMAQI
8th Aug 2026426 AMAQI
8th Aug 2026447 AMAQI
8th Aug 2026428 AMAQI
8th Aug 2026449 AMAQI
8th Aug 20264210 AMAQI
8th Aug 20264411 AMAQI
8th Aug 20264012 PMAQI
8th Aug 2026421 PMAQI
8th Aug 2026462 PMAQI
8th Aug 2026443 PMAQI
8th Aug 2026424 PMAQI
8th Aug 2026405 PMAQI
8th Aug 2026366 PMAQI
8th Aug 2026347 PMAQI
8th Aug 2026338 PMAQI
8th Aug 2026339 PMAQI
8th Aug 20263310 PMAQI
8th Aug 20262911 PMAQI
9th Aug 20262712 AMAQI
9th Aug 2026271 AMAQI
9th Aug 2026292 AMAQI
9th Aug 2026293 AMAQI

26°C23/30°C

9th Aug 2026254 AMAQI
9th Aug 2026275 AMAQI
9th Aug 2026256 AMAQI
9th Aug 2026257 AMAQI
9th Aug 2026238 AMAQI
9th Aug 2026259 AMAQI
9th Aug 20262510 AMAQI
9th Aug 20262311 AMAQI
9th Aug 20262512 PMAQI
9th Aug 2026291 PMAQI
9th Aug 2026272 PMAQI
9th Aug 2026293 PMAQI
9th Aug 2026294 PMAQI
9th Aug 2026255 PMAQI
9th Aug 2026256 PMAQI
9th Aug 2026257 PMAQI
9th Aug 2026278 PMAQI
9th Aug 2026299 PMAQI
9th Aug 20262710 PMAQI
9th Aug 20262311 PMAQI
10th Aug 20262512 AMAQI
10th Aug 2026251 AMAQI
10th Aug 2026272 AMAQI
10th Aug 2026253 AMAQI

25°C23/27°C

10th Aug 2026254 AMAQI
10th Aug 2026235 AMAQI
10th Aug 2026236 AMAQI
10th Aug 2026217 AMAQI
10th Aug 2026238 AMAQI
10th Aug 2026239 AMAQI
10th Aug 20262510 AMAQI
10th Aug 20262511 AMAQI
10th Aug 20262112 PMAQI
10th Aug 2026211 PMAQI
10th Aug 2026212 PMAQI
10th Aug 2026213 PMAQI
10th Aug 2026214 PMAQI
10th Aug 2026215 PMAQI
10th Aug 2026256 PMAQI
10th Aug 2026217 PMAQI
10th Aug 2026218 PMAQI
10th Aug 2026219 PMAQI
10th Aug 20262710 PMAQI
10th Aug 20262111 PMAQI
11th Aug 20262112 AMAQI
11th Aug 2026251 AMAQI
11th Aug 2026252 AMAQI
11th Aug 2026233 AMAQI

24°C22/26°C

11th Aug 2026234 AMAQI
11th Aug 2026235 AMAQI
11th Aug 2026236 AMAQI
11th Aug 2026237 AMAQI
11th Aug 2026258 AMAQI
11th Aug 2026279 AMAQI
11th Aug 20262710 AMAQI
11th Aug 20262711 AMAQI
11th Aug 20262712 PMAQI
11th Aug 2026271 PMAQI
11th Aug 2026252 PMAQI
11th Aug 2026233 PMAQI
11th Aug 2026234 PMAQI
11th Aug 2026235 PMAQI
11th Aug 2026236 PMAQI
11th Aug 2026237 PMAQI
11th Aug 2026238 PMAQI
11th Aug 2026239 PMAQI
11th Aug 20262310 PMAQI
11th Aug 20262111 PMAQI
12th Aug 20262512 AMAQI
12th Aug 2026251 AMAQI
12th Aug 2026212 AMAQI
12th Aug 2026213 AMAQI

23°C19/25°C

12th Aug 2026234 AMAQI
12th Aug 2026215 AMAQI
12th Aug 2026276 AMAQI
12th Aug 2026217 AMAQI
12th Aug 2026258 AMAQI
12th Aug 2026219 AMAQI
12th Aug 20262510 AMAQI
12th Aug 20262111 AMAQI
12th Aug 20261912 PMAQI
12th Aug 2026211 PMAQI
12th Aug 2026232 PMAQI
12th Aug 2026253 PMAQI
12th Aug 2026274 PMAQI
12th Aug 2026215 PMAQI
12th Aug 2026216 PMAQI
12th Aug 2026217 PMAQI
12th Aug 2026198 PMAQI
12th Aug 2026219 PMAQI
12th Aug 20261910 PMAQI
12th Aug 20262111 PMAQI
13th Aug 20262112 AMAQI
13th Aug 2026211 AMAQI
13th Aug 2026192 AMAQI
13th Aug 2026173 AMAQI

25°C24/27°C

13th Aug 2026144 AMAQI
13th Aug 2026175 AMAQI
13th Aug 2026176 AMAQI
13th Aug 2026177 AMAQI
13th Aug 2026198 AMAQI
13th Aug 2026219 AMAQI
13th Aug 20262110 AMAQI
13th Aug 20261411 AMAQI
13th Aug 20261712 PMAQI
13th Aug 2026191 PMAQI
13th Aug 2026212 PMAQI
13th Aug 2026173 PMAQI
13th Aug 2026174 PMAQI
13th Aug 2026175 PMAQI
13th Aug 2026196 PMAQI
13th Aug 2026197 PMAQI
13th Aug 2026178 PMAQI
13th Aug 2026179 PMAQI
13th Aug 20261710 PMAQI
13th Aug 20261711 PMAQI
14th Aug 20261212 AMAQI
14th Aug 2026171 AMAQI
14th Aug 2026172 AMAQI
14th Aug 2026143 AMAQI

26°C24/30°C

14th Aug 2026174 AMAQI
4 AM
14th Aug 2026145 AMAQI
14th Aug 2026126 AMAQI
14th Aug 2026147 AMAQI
14th Aug 2026148 AMAQI
14th Aug 2026149 AMAQI
14th Aug 20261210 AMAQI
14th Aug 20261211 AMAQI
11 AM
14th Aug 20261412 PMAQI
14th Aug 2026121 PMAQI
14th Aug 2026142 PMAQI
14th Aug 2026143 PMAQI
14th Aug 2026124 PMAQI
14th Aug 2026145 PMAQI
14th Aug 2026176 PMAQI
6 PM
14th Aug 2026177 PMAQI
14th Aug 2026198 PMAQI
14th Aug 2026199 PMAQI
14th Aug 20261410 PMAQI
14th Aug 20261211 PMAQI
11 PM
3 AM

26°C23/30°C

Day time
Avg. Highest Time
4 PM - 6 PM

29AQI

3 hours / Day
90 hours / Month
Avg. Lowest Time
4 AM - 6 AM

27AQI

3 hours / Day
90 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 4 PM to 6 PM (Avg. 29), while the lowest AQI was between 4 AM to 6 AM (Avg. 27).
Night time
Avg. Highest Time
7 PM

31AQI

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

26AQI

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. 31), while the lowest AQI was between 12 AM to 12 AM (Avg. 26).

2026 Days Vs Air Quality

Amarume, Sakata, Yamagata, Japan

2026

87%

196

13%

30

Total number of days with different AQI categories in last 226 days in 2026 (139 days remaining)

Good
196 Days
Moderate
30 Days
Poor
0 Days
Unhealthy
0 Days
Severe
0 Days
Hazardous
0 Days

Under WHO’s Safe Air Quality Limits: 87%

Health Risk Level:

Low

In 2026, 87% of 226 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

Amarume, Sakata, Yamagata, 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
14AQI (US)
3rd January 2026
19AQI (US)
4th January 2026
24AQI (US)
5th January 2026
30AQI (US)
6th January 2026
21AQI (US)
7th January 2026
17AQI (US)
8th January 2026
24AQI (US)
9th January 2026
17AQI (US)
10th January 2026
27AQI (US)
11th January 2026
28AQI (US)
12th January 2026
24AQI (US)
13th January 2026
14AQI (US)
14th January 2026
23AQI (US)
15th January 2026
21AQI (US)
16th January 2026
35AQI (US)
17th January 2026
42AQI (US)
18th January 2026
25AQI (US)
19th January 2026
26AQI (US)
20th January 2026
22AQI (US)
21st January 2026
20AQI (US)
22nd January 2026
21AQI (US)
23rd January 2026
30AQI (US)
24th January 2026
29AQI (US)
25th January 2026
40AQI (US)
26th January 2026
26AQI (US)
27th January 2026
31AQI (US)
28th January 2026
14AQI (US)
29th January 2026
12AQI (US)
30th January 2026
33AQI (US)
31st January 2026
41AQI (US)
1st February 2026
36AQI (US)
2nd February 2026
32AQI (US)
3rd February 2026
30AQI (US)
4th February 2026
20AQI (US)
5th February 2026
17AQI (US)
6th February 2026
40AQI (US)
7th February 2026
24AQI (US)
8th February 2026
18AQI (US)
9th February 2026
43AQI (US)
10th February 2026
51AQI (US)
11th February 2026
73AQI (US)
12th February 2026
25AQI (US)
13th February 2026
19AQI (US)
14th February 2026
74AQI (US)
15th February 2026
49AQI (US)
16th February 2026
38AQI (US)
17th February 2026
18AQI (US)
18th February 2026
33AQI (US)
19th February 2026
29AQI (US)
20th February 2026
36AQI (US)
21st February 2026
47AQI (US)
22nd February 2026
42AQI (US)
23rd February 2026
40AQI (US)
24th February 2026
28AQI (US)
25th February 2026
34AQI (US)
26th February 2026
37AQI (US)
27th February 2026
40AQI (US)
28th February 2026
36AQI (US)
1st March 2026
38AQI (US)
2nd March 2026
70AQI (US)
3rd March 2026
51AQI (US)
4th March 2026
66AQI (US)
5th March 2026
62AQI (US)
6th March 2026
54AQI (US)
7th March 2026
44AQI (US)
8th March 2026
44AQI (US)
9th March 2026
41AQI (US)
10th March 2026
55AQI (US)
11th March 2026
54AQI (US)
12th March 2026
63AQI (US)
13th March 2026
39AQI (US)
14th March 2026
48AQI (US)
15th March 2026
59AQI (US)
16th March 2026
56AQI (US)
17th March 2026
62AQI (US)
18th March 2026
52AQI (US)
19th March 2026
34AQI (US)
20th March 2026
24AQI (US)
21st March 2026
45AQI (US)
22nd March 2026
39AQI (US)
23rd March 2026
48AQI (US)
24th March 2026
73AQI (US)
25th March 2026
57AQI (US)
26th March 2026
31AQI (US)
27th March 2026
15AQI (US)
28th March 2026
42AQI (US)
29th March 2026
68AQI (US)
30th March 2026
59AQI (US)
31st March 2026
46AQI (US)
1st April 2026
23AQI (US)
2nd April 2026
20AQI (US)
3rd April 2026
49AQI (US)
4th April 2026
47AQI (US)
5th April 2026
20AQI (US)
6th April 2026
17AQI (US)
7th April 2026
25AQI (US)
8th April 2026
23AQI (US)
9th April 2026
33AQI (US)
10th April 2026
43AQI (US)
11th April 2026
38AQI (US)
12th April 2026
29AQI (US)
13th April 2026
30AQI (US)
14th April 2026
36AQI (US)
15th April 2026
43AQI (US)
16th April 2026
37AQI (US)
17th April 2026
35AQI (US)
18th April 2026
36AQI (US)
19th April 2026
34AQI (US)
20th April 2026
33AQI (US)
21st April 2026
43AQI (US)
22nd April 2026
39AQI (US)
23rd April 2026
38AQI (US)
24th April 2026
32AQI (US)
25th April 2026
40AQI (US)
26th April 2026
46AQI (US)
27th April 2026
44AQI (US)
28th April 2026
37AQI (US)
29th April 2026
31AQI (US)
30th April 2026
40AQI (US)
1st May 2026
50AQI (US)
2nd May 2026
51AQI (US)
3rd May 2026
27AQI (US)
4th May 2026
31AQI (US)
5th May 2026
24AQI (US)
6th May 2026
29AQI (US)
7th May 2026
28AQI (US)
8th May 2026
26AQI (US)
9th May 2026
31AQI (US)
10th May 2026
30AQI (US)
11th May 2026
28AQI (US)
12th May 2026
34AQI (US)
13th May 2026
39AQI (US)
14th May 2026
31AQI (US)
15th May 2026
36AQI (US)
16th May 2026
84AQI (US)
17th May 2026
67AQI (US)
18th May 2026
54AQI (US)
19th May 2026
48AQI (US)
20th May 2026
61AQI (US)
21st May 2026
62AQI (US)
22nd May 2026
64AQI (US)
23rd May 2026
57AQI (US)
24th May 2026
60AQI (US)
25th May 2026
51AQI (US)
26th May 2026
41AQI (US)
27th May 2026
26AQI (US)
28th May 2026
25AQI (US)
29th May 2026
23AQI (US)
30th May 2026
23AQI (US)
31st May 2026
27AQI (US)
1st June 2026
25AQI (US)
2nd June 2026
31AQI (US)
3rd June 2026
22AQI (US)
4th June 2026
13AQI (US)
5th June 2026
20AQI (US)
6th June 2026
20AQI (US)
7th June 2026
20AQI (US)
8th June 2026
20AQI (US)
9th June 2026
22AQI (US)
10th June 2026
21AQI (US)
11th June 2026
23AQI (US)
12th June 2026
23AQI (US)
13th June 2026
26AQI (US)
14th June 2026
23AQI (US)
15th June 2026
22AQI (US)
16th June 2026
25AQI (US)
17th June 2026
24AQI (US)
18th June 2026
26AQI (US)
19th June 2026
28AQI (US)
20th June 2026
21AQI (US)
21st June 2026
20AQI (US)
22nd June 2026
18AQI (US)
23rd June 2026
20AQI (US)
24th June 2026
20AQI (US)
25th June 2026
27AQI (US)
26th June 2026
28AQI (US)
27th June 2026
26AQI (US)
28th June 2026
28AQI (US)
29th June 2026
25AQI (US)
30th June 2026
22AQI (US)
1st July 2026
23AQI (US)
2nd July 2026
23AQI (US)
3rd July 2026
23AQI (US)
4th July 2026
24AQI (US)
5th July 2026
21AQI (US)
6th July 2026
23AQI (US)
7th July 2026
24AQI (US)
8th July 2026
24AQI (US)
9th July 2026
25AQI (US)
10th July 2026
27AQI (US)
11th July 2026
29AQI (US)
12th July 2026
25AQI (US)
13th July 2026
21AQI (US)
14th July 2026
29AQI (US)
15th July 2026
26AQI (US)
16th July 2026
26AQI (US)
17th July 2026
28AQI (US)
18th July 2026
28AQI (US)
19th July 2026
27AQI (US)
20th July 2026
57AQI (US)
21st July 2026
42AQI (US)
22nd July 2026
32AQI (US)
23rd July 2026
26AQI (US)
24th July 2026
22AQI (US)
25th July 2026
25AQI (US)
26th July 2026
17AQI (US)
27th July 2026
16AQI (US)
28th July 2026
23AQI (US)
29th July 2026
24AQI (US)
30th July 2026
38AQI (US)
31st July 2026
23AQI (US)
1st August 2026
28AQI (US)
2nd August 2026
26AQI (US)
3rd August 2026
14AQI (US)
4th August 2026
26AQI (US)
5th August 2026
38AQI (US)
6th August 2026
41AQI (US)
7th August 2026
44AQI (US)
8th August 2026
40AQI (US)
9th August 2026
26AQI (US)
10th August 2026
23AQI (US)
11th August 2026
24AQI (US)
12th August 2026
22AQI (US)
13th August 2026
18AQI (US)
14th August 2026
14AQI (US)
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

25AQI (US)

36AQI (US)

50AQI (US)

35AQI (US)

41AQI (US)

23AQI (US)

26AQI (US)

27AQI (US)

No. of days

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

202633AQI (US)

31
25
3
15
16
30
21
10
30
30
1
14
196
30

Highest AQI (US) recorded in

March

50AQI (US)

Lowest AQI (US) recorded in

June

23AQI (US)

202537AQI (US)

31
28
27
4
29
1
31
24
6
21
10
31
30
14
17
25
5
28
3
319
46

Highest AQI (US) recorded in

October

50AQI (US)

Lowest AQI (US) recorded in

April

27AQI (US)

202436AQI (US)

31
28
1
29
2
22
8
27
4
19
11
25
6
30
1
30
31
29
1
31
332
34

Highest AQI (US) recorded in

June

46AQI (US)

Lowest AQI (US) recorded in

December

28AQI (US)

202337AQI (US)

30
25
3
25
6
25
5
25
6
27
3
21
10
28
3
30
31
27
2
31
325
38

Highest AQI (US) recorded in

April

46AQI (US)

Lowest AQI (US) recorded in

December

29AQI (US)

202239AQI (US)

19
2
28
3
19
4
20
11
24
6
19
2
1
28
29
2
30
31
248
30

Highest AQI (US) recorded in

May

50AQI (US)

Lowest AQI (US) recorded in

December

29AQI (US)

202133AQI (US)

29
1
25
3
28
1
17
2
99
7

Highest AQI (US) recorded in

February

35AQI (US)

Lowest AQI (US) recorded in

April

31AQI (US)

202031AQI (US)

13
20
1
17
1
27
3
30
1
22
7
2
19
30
1
28
2
30
1
236
17
2

Highest AQI (US) recorded in

August

48AQI (US)

Lowest AQI (US) recorded in

December

25AQI (US)

Most & Least Polluted Years Over the Last 7 Years

Most Polluted Year Recorded
2022(Avg.)
39AQI (US)
Least Polluted Year Recorded
2020(Avg.)
31AQI (US)

Amarume's annual 2026 AQI (US) (33) shows an average percentage change of -6.4% (improved AQI (US)) compared to previous years: 2020 (31), 2021 (33), 2022 (39), 2023 (37), 2024 (36), 2025 (37).