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HistoryAQIPM₂.₅PM₁₀COSO₂NO₂O₃

Yamadaki Tamaecha, Sendai, Miyagi, 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

Yamadaki Tamaecha, Sendai, Miyagi, Japan

2022
2023
2024
2025
2026
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
16th Aug 2023
56AQI
Lowest AQI recorded on
12th Aug 2023
9AQI

Same Day Analysis (14th August):
On this day, AQI across the 5 years varied significantly: 2026 ranks 2nd highest AQI at 29 of Good air quality, showing improvement over 2025 on the same day.

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

Yamadaki Tamaecha, Sendai, Miyagi, Japan

AQI
Day
Night
.

4 AM13th Aug 2026

6 PM

3 AM14th Aug 2026

Day time
Avg. Highest Time
4AM13th Aug

50AQI

Avg. Lowest Time
11AM13th Aug

23AQI

Night time
Avg. Highest Time
11PM13th Aug

33AQI

Avg. Lowest Time
1AM14th Aug

25AQI

In the last 24 hours,

Yamadaki Tamaecha's AQI reached its highest point of 50 at 4 AM during the Day, while the lowest point, 23, was recorded at 11 AM during the Day between 13th Aug and 14th Aug 2026.

Day & Night AQI Trend : Jul - Aug 2026

Yamadaki Tamaecha, Sendai, Miyagi, 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 2026384 AMAQI
16th Jul 2026425 AMAQI
16th Jul 2026336 AMAQI
16th Jul 2026347 AMAQI
16th Jul 2026348 AMAQI
16th Jul 2026319 AMAQI
16th Jul 20263110 AMAQI
16th Jul 20263011 AMAQI
16th Jul 20263012 PMAQI
16th Jul 2026301 PMAQI
16th Jul 2026582 PMAQI
16th Jul 2026603 PMAQI
16th Jul 2026624 PMAQI
16th Jul 2026575 PMAQI
16th Jul 2026576 PMAQI
16th Jul 2026697 PMAQI
16th Jul 2026678 PMAQI
16th Jul 2026679 PMAQI
16th Jul 20266710 PMAQI
16th Jul 20266711 PMAQI
17th Jul 20266512 AMAQI
17th Jul 2026661 AMAQI
17th Jul 2026622 AMAQI
17th Jul 2026653 AMAQI

26°C23/31°C

17th Jul 2026584 AMAQI
17th Jul 2026565 AMAQI
17th Jul 2026446 AMAQI
17th Jul 2026517 AMAQI
17th Jul 2026448 AMAQI
17th Jul 2026489 AMAQI
17th Jul 20263810 AMAQI
17th Jul 20264611 AMAQI
17th Jul 20265412 PMAQI
17th Jul 2026421 PMAQI
17th Jul 2026252 PMAQI
17th Jul 2026213 PMAQI
17th Jul 2026194 PMAQI
17th Jul 2026215 PMAQI
17th Jul 2026236 PMAQI
17th Jul 2026237 PMAQI
17th Jul 2026178 PMAQI
17th Jul 2026129 PMAQI
17th Jul 20261010 PMAQI
17th Jul 20261011 PMAQI
18th Jul 20261012 AMAQI
18th Jul 2026121 AMAQI
18th Jul 2026132 AMAQI
18th Jul 2026103 AMAQI

23°C22/24°C

18th Jul 202664 AMAQI
18th Jul 202685 AMAQI
18th Jul 202686 AMAQI
18th Jul 202687 AMAQI
18th Jul 202688 AMAQI
18th Jul 202659 AMAQI
18th Jul 20261010 AMAQI
18th Jul 20261011 AMAQI
18th Jul 2026812 PMAQI
18th Jul 202681 PMAQI
18th Jul 2026102 PMAQI
18th Jul 202683 PMAQI
18th Jul 2026124 PMAQI
18th Jul 2026125 PMAQI
18th Jul 202686 PMAQI
18th Jul 202687 PMAQI
18th Jul 202688 PMAQI
18th Jul 202689 PMAQI
18th Jul 2026710 PMAQI
18th Jul 2026811 PMAQI
19th Jul 2026812 AMAQI
19th Jul 2026101 AMAQI
19th Jul 202692 AMAQI
19th Jul 2026123 AMAQI

23°C22/25°C

19th Jul 2026124 AMAQI
19th Jul 2026185 AMAQI
19th Jul 2026256 AMAQI
19th Jul 2026237 AMAQI
19th Jul 2026238 AMAQI
19th Jul 2026239 AMAQI
19th Jul 20262710 AMAQI
19th Jul 20262511 AMAQI
19th Jul 20262912 PMAQI
19th Jul 2026231 PMAQI
19th Jul 2026332 PMAQI
19th Jul 2026293 PMAQI
19th Jul 2026304 PMAQI
19th Jul 2026215 PMAQI
19th Jul 2026216 PMAQI
19th Jul 2026237 PMAQI
19th Jul 2026238 PMAQI
19th Jul 2026239 PMAQI
19th Jul 20262310 PMAQI
19th Jul 20262511 PMAQI
20th Jul 20262312 AMAQI
20th Jul 2026251 AMAQI
20th Jul 2026232 AMAQI
20th Jul 2026233 AMAQI

24°C21/28°C

20th Jul 2026254 AMAQI
20th Jul 2026275 AMAQI
20th Jul 2026296 AMAQI
20th Jul 2026277 AMAQI
20th Jul 2026298 AMAQI
20th Jul 2026319 AMAQI
20th Jul 20263810 AMAQI
20th Jul 20264211 AMAQI
20th Jul 20264812 PMAQI
20th Jul 2026581 PMAQI
20th Jul 2026662 PMAQI
20th Jul 2026623 PMAQI
20th Jul 2026544 PMAQI
20th Jul 2026605 PMAQI
20th Jul 2026576 PMAQI
20th Jul 2026697 PMAQI
20th Jul 2026708 PMAQI
20th Jul 2026679 PMAQI
20th Jul 20266610 PMAQI
20th Jul 20266611 PMAQI
21st Jul 20266412 AMAQI
21st Jul 2026681 AMAQI
21st Jul 2026662 AMAQI
21st Jul 2026673 AMAQI

27°C23/33°C

21st Jul 2026634 AMAQI
21st Jul 2026605 AMAQI
21st Jul 2026586 AMAQI
21st Jul 2026587 AMAQI
21st Jul 2026538 AMAQI
21st Jul 2026489 AMAQI
21st Jul 20266910 AMAQI
21st Jul 20266711 AMAQI
21st Jul 2026651 PMAQI
21st Jul 2026722 PMAQI
21st Jul 2026743 PMAQI
21st Jul 2026544 PMAQI
21st Jul 2026365 PMAQI
21st Jul 2026276 PMAQI
21st Jul 2026747 PMAQI
21st Jul 2026408 PMAQI
21st Jul 2026409 PMAQI
21st Jul 20266610 PMAQI
21st Jul 20266411 PMAQI
22nd Jul 20266612 AMAQI
22nd Jul 2026481 AMAQI
22nd Jul 2026362 AMAQI
22nd Jul 2026333 AMAQI

27°C23/32°C

22nd Jul 2026294 AMAQI
22nd Jul 2026275 AMAQI
22nd Jul 2026296 AMAQI
22nd Jul 2026257 AMAQI
22nd Jul 2026298 AMAQI
22nd Jul 2026469 AMAQI
22nd Jul 20265510 AMAQI
22nd Jul 20266211 AMAQI
22nd Jul 20266212 PMAQI
22nd Jul 2026571 PMAQI
22nd Jul 2026562 PMAQI
22nd Jul 2026553 PMAQI
22nd Jul 2026664 PMAQI
22nd Jul 2026765 PMAQI
22nd Jul 2026856 PMAQI
22nd Jul 2026807 PMAQI
22nd Jul 2026788 PMAQI
22nd Jul 2026769 PMAQI
22nd Jul 20267810 PMAQI
22nd Jul 20266611 PMAQI
23rd Jul 20265812 AMAQI
23rd Jul 2026501 AMAQI
23rd Jul 2026482 AMAQI
23rd Jul 2026463 AMAQI

28°C24/32°C

23rd Jul 2026364 AMAQI
23rd Jul 2026335 AMAQI
23rd Jul 2026276 AMAQI
23rd Jul 2026197 AMAQI
23rd Jul 2026228 AMAQI
23rd Jul 2026239 AMAQI
23rd Jul 20262310 AMAQI
23rd Jul 20262711 AMAQI
23rd Jul 20262512 PMAQI
23rd Jul 2026231 PMAQI
23rd Jul 2026192 PMAQI
23rd Jul 2026173 PMAQI
23rd Jul 2026194 PMAQI
23rd Jul 2026215 PMAQI
23rd Jul 2026146 PMAQI
23rd Jul 2026147 PMAQI
23rd Jul 2026178 PMAQI
23rd Jul 2026179 PMAQI
23rd Jul 20261910 PMAQI
23rd Jul 20262111 PMAQI
24th Jul 20262112 AMAQI
24th Jul 2026191 AMAQI
24th Jul 2026192 AMAQI
24th Jul 2026213 AMAQI

25°C22/31°C

24th Jul 2026174 AMAQI
24th Jul 2026195 AMAQI
24th Jul 2026236 AMAQI
24th Jul 2026257 AMAQI
24th Jul 2026258 AMAQI
24th Jul 2026389 AMAQI
24th Jul 20264210 AMAQI
24th Jul 20263811 AMAQI
24th Jul 20263012 PMAQI
24th Jul 2026251 PMAQI
24th Jul 2026272 PMAQI
24th Jul 2026313 PMAQI
24th Jul 2026334 PMAQI
24th Jul 2026255 PMAQI
24th Jul 2026196 PMAQI
24th Jul 2026177 PMAQI
24th Jul 2026218 PMAQI
24th Jul 2026259 PMAQI
24th Jul 20262110 PMAQI
24th Jul 20262311 PMAQI
25th Jul 20262112 AMAQI
25th Jul 2026211 AMAQI
25th Jul 2026212 AMAQI
25th Jul 2026213 AMAQI

22°C21/23°C

25th Jul 2026234 AMAQI
25th Jul 2026255 AMAQI
25th Jul 2026296 AMAQI
25th Jul 2026257 AMAQI
25th Jul 2026258 AMAQI
25th Jul 2026259 AMAQI
25th Jul 20262910 AMAQI
25th Jul 20262511 AMAQI
25th Jul 20262312 PMAQI
25th Jul 2026211 PMAQI
25th Jul 2026212 PMAQI
25th Jul 2026253 PMAQI
25th Jul 2026214 PMAQI
25th Jul 2026215 PMAQI
25th Jul 2026216 PMAQI
25th Jul 2026217 PMAQI
25th Jul 2026178 PMAQI
25th Jul 2026199 PMAQI
25th Jul 20261710 PMAQI
25th Jul 20261611 PMAQI
26th Jul 20261912 AMAQI
26th Jul 2026171 AMAQI
26th Jul 2026172 AMAQI
26th Jul 2026213 AMAQI

21°C21/23°C

26th Jul 2026314 AMAQI
26th Jul 2026235 AMAQI
26th Jul 2026176 AMAQI
26th Jul 2026147 AMAQI
26th Jul 2026198 AMAQI
26th Jul 2026199 AMAQI
26th Jul 20261910 AMAQI
26th Jul 20261411 AMAQI
26th Jul 20261712 PMAQI
26th Jul 2026171 PMAQI
26th Jul 2026172 PMAQI
26th Jul 2026193 PMAQI
26th Jul 2026164 PMAQI
26th Jul 2026175 PMAQI
26th Jul 2026176 PMAQI
26th Jul 2026177 PMAQI
26th Jul 2026178 PMAQI
26th Jul 2026149 PMAQI
26th Jul 20261710 PMAQI
26th Jul 20261411 PMAQI
27th Jul 20261412 AMAQI
27th Jul 2026141 AMAQI
27th Jul 2026122 AMAQI
27th Jul 2026173 AMAQI

20°C20/21°C

27th Jul 2026174 AMAQI
27th Jul 2026125 AMAQI
27th Jul 2026176 AMAQI
27th Jul 2026177 AMAQI
27th Jul 2026148 AMAQI
27th Jul 2026149 AMAQI
27th Jul 20261410 AMAQI
27th Jul 20261711 AMAQI
27th Jul 20261712 PMAQI
27th Jul 2026141 PMAQI
27th Jul 2026182 PMAQI
27th Jul 2026253 PMAQI
27th Jul 2026274 PMAQI
27th Jul 2026335 PMAQI
27th Jul 2026256 PMAQI
27th Jul 2026257 PMAQI
27th Jul 2026218 PMAQI
27th Jul 2026219 PMAQI
27th Jul 20262110 PMAQI
27th Jul 20262311 PMAQI
28th Jul 20262112 AMAQI
28th Jul 2026211 AMAQI
28th Jul 2026212 AMAQI
28th Jul 2026213 AMAQI

21°C19/23°C

28th Jul 2026214 AMAQI
28th Jul 2026215 AMAQI
28th Jul 2026256 AMAQI
28th Jul 2026237 AMAQI
28th Jul 2026238 AMAQI
28th Jul 2026259 AMAQI
28th Jul 20262310 AMAQI
28th Jul 20262111 AMAQI
28th Jul 20262512 PMAQI
28th Jul 2026231 PMAQI
28th Jul 2026272 PMAQI
28th Jul 2026213 PMAQI
28th Jul 2026214 PMAQI
28th Jul 2026255 PMAQI
28th Jul 2026216 PMAQI
28th Jul 2026237 PMAQI
28th Jul 2026298 PMAQI
28th Jul 2026279 PMAQI
28th Jul 20262710 PMAQI
28th Jul 20262511 PMAQI
29th Jul 20262312 AMAQI
29th Jul 2026251 AMAQI
29th Jul 2026252 AMAQI
29th Jul 2026273 AMAQI

21°C19/23°C

29th Jul 2026214 AMAQI
29th Jul 2026255 AMAQI
29th Jul 2026256 AMAQI
29th Jul 2026217 AMAQI
29th Jul 2026278 AMAQI
29th Jul 2026279 AMAQI
29th Jul 20262510 AMAQI
29th Jul 20262111 AMAQI
29th Jul 20262512 PMAQI
29th Jul 2026271 PMAQI
29th Jul 2026272 PMAQI
29th Jul 2026273 PMAQI
29th Jul 2026234 PMAQI
29th Jul 2026235 PMAQI
29th Jul 2026236 PMAQI
29th Jul 2026237 PMAQI
29th Jul 2026218 PMAQI
29th Jul 2026239 PMAQI
29th Jul 20262510 PMAQI
29th Jul 20262511 PMAQI
30th Jul 20262512 AMAQI
30th Jul 2026251 AMAQI
30th Jul 2026252 AMAQI
30th Jul 2026253 AMAQI

23°C20/27°C

30th Jul 2026254 AMAQI
30th Jul 2026275 AMAQI
30th Jul 2026296 AMAQI
30th Jul 2026277 AMAQI
30th Jul 2026258 AMAQI
30th Jul 2026279 AMAQI
30th Jul 20262710 AMAQI
30th Jul 20262911 AMAQI
30th Jul 20262912 PMAQI
30th Jul 2026251 PMAQI
30th Jul 2026252 PMAQI
30th Jul 2026273 PMAQI
30th Jul 2026214 PMAQI
30th Jul 2026215 PMAQI
30th Jul 2026236 PMAQI
30th Jul 2026237 PMAQI
30th Jul 2026218 PMAQI
30th Jul 2026219 PMAQI
30th Jul 20262110 PMAQI
30th Jul 20262311 PMAQI
31st Jul 20262512 AMAQI
31st Jul 2026231 AMAQI
31st Jul 2026252 AMAQI
31st Jul 2026233 AMAQI

25°C21/30°C

31st Jul 2026234 AMAQI
31st Jul 2026275 AMAQI
31st Jul 2026256 AMAQI
31st Jul 2026217 AMAQI
31st Jul 2026238 AMAQI
31st Jul 2026259 AMAQI
31st Jul 20262910 AMAQI
31st Jul 20263111 AMAQI
31st Jul 20262712 PMAQI
31st Jul 2026251 PMAQI
31st Jul 2026252 PMAQI
31st Jul 2026253 PMAQI
31st Jul 2026254 PMAQI
31st Jul 2026255 PMAQI
31st Jul 2026296 PMAQI
31st Jul 2026237 PMAQI
31st Jul 2026258 PMAQI
31st Jul 2026259 PMAQI
31st Jul 20262310 PMAQI
31st Jul 20262511 PMAQI
1st Aug 20262112 AMAQI
1st Aug 2026231 AMAQI
1st Aug 2026272 AMAQI
1st Aug 2026273 AMAQI

24°C22/27°C

1st Aug 2026214 AMAQI
1st Aug 2026215 AMAQI
1st Aug 2026216 AMAQI
1st Aug 2026277 AMAQI
1st Aug 2026318 AMAQI
1st Aug 2026319 AMAQI
1st Aug 20262910 AMAQI
1st Aug 20262711 AMAQI
1st Aug 20262512 PMAQI
1st Aug 2026251 PMAQI
1st Aug 2026292 PMAQI
1st Aug 2026333 PMAQI
1st Aug 2026334 PMAQI
1st Aug 2026215 PMAQI
1st Aug 2026256 PMAQI
1st Aug 2026217 PMAQI
1st Aug 2026218 PMAQI
1st Aug 2026219 PMAQI
1st Aug 20262110 PMAQI
1st Aug 20262711 PMAQI
2nd Aug 20262512 AMAQI
2nd Aug 2026271 AMAQI
2nd Aug 2026252 AMAQI
2nd Aug 2026363 AMAQI

23°C22/26°C

2nd Aug 2026334 AMAQI
2nd Aug 2026295 AMAQI
2nd Aug 2026386 AMAQI
2nd Aug 2026337 AMAQI
2nd Aug 2026298 AMAQI
2nd Aug 2026229 AMAQI
2nd Aug 20261410 AMAQI
2nd Aug 20261211 AMAQI
2nd Aug 20262512 PMAQI
2nd Aug 2026251 PMAQI
2nd Aug 2026142 PMAQI
2nd Aug 2026143 PMAQI
2nd Aug 2026144 PMAQI
2nd Aug 2026175 PMAQI
2nd Aug 2026256 PMAQI
2nd Aug 2026177 PMAQI
2nd Aug 2026218 PMAQI
2nd Aug 2026199 PMAQI
2nd Aug 20261910 PMAQI
2nd Aug 20261911 PMAQI
3rd Aug 20261412 AMAQI
3rd Aug 2026191 AMAQI
3rd Aug 2026172 AMAQI
3rd Aug 2026173 AMAQI

21°C19/22°C

3rd Aug 2026174 AMAQI
3rd Aug 2026175 AMAQI
3rd Aug 2026176 AMAQI
3rd Aug 2026217 AMAQI
3rd Aug 2026238 AMAQI
3rd Aug 2026219 AMAQI
3rd Aug 20262110 AMAQI
3rd Aug 20262111 AMAQI
3rd Aug 20262312 PMAQI
3rd Aug 2026251 PMAQI
3rd Aug 2026232 PMAQI
3rd Aug 2026253 PMAQI
3rd Aug 2026234 PMAQI
3rd Aug 2026235 PMAQI
3rd Aug 2026256 PMAQI
3rd Aug 2026237 PMAQI
3rd Aug 2026218 PMAQI
3rd Aug 2026259 PMAQI
3rd Aug 20262310 PMAQI
3rd Aug 20262511 PMAQI
4th Aug 20262512 AMAQI
4th Aug 2026251 AMAQI
4th Aug 2026252 AMAQI
4th Aug 2026253 AMAQI

20°C19/22°C

4th Aug 2026254 AMAQI
4th Aug 2026215 AMAQI
4th Aug 2026256 AMAQI
4th Aug 2026257 AMAQI
4th Aug 2026298 AMAQI
4th Aug 2026259 AMAQI
4th Aug 20262510 AMAQI
4th Aug 20264011 AMAQI
4th Aug 20265212 PMAQI
4th Aug 2026361 PMAQI
4th Aug 2026272 PMAQI
4th Aug 2026253 PMAQI
4th Aug 2026254 PMAQI
4th Aug 2026255 PMAQI
4th Aug 2026216 PMAQI
4th Aug 2026257 PMAQI
4th Aug 2026218 PMAQI
4th Aug 2026219 PMAQI
4th Aug 20262310 PMAQI
4th Aug 20262311 PMAQI
5th Aug 20262112 AMAQI
5th Aug 2026231 AMAQI
5th Aug 2026212 AMAQI
5th Aug 2026293 AMAQI

21°C20/24°C

5th Aug 2026274 AMAQI
5th Aug 2026295 AMAQI
5th Aug 2026256 AMAQI
5th Aug 2026277 AMAQI
5th Aug 2026238 AMAQI
5th Aug 2026239 AMAQI
5th Aug 20262510 AMAQI
5th Aug 20262511 AMAQI
5th Aug 20262912 PMAQI
5th Aug 2026291 PMAQI
5th Aug 2026312 PMAQI
5th Aug 2026313 PMAQI
5th Aug 2026294 PMAQI
5th Aug 2026295 PMAQI
5th Aug 2026276 PMAQI
5th Aug 2026257 PMAQI
5th Aug 2026278 PMAQI
5th Aug 2026259 PMAQI
5th Aug 20262510 PMAQI
5th Aug 20262511 PMAQI
6th Aug 20262312 AMAQI
6th Aug 2026251 AMAQI
6th Aug 2026232 AMAQI
6th Aug 2026233 AMAQI

22°C19/26°C

6th Aug 2026214 AMAQI
6th Aug 2026215 AMAQI
6th Aug 2026236 AMAQI
6th Aug 2026217 AMAQI
6th Aug 2026218 AMAQI
6th Aug 2026279 AMAQI
6th Aug 20262110 AMAQI
6th Aug 20262511 AMAQI
6th Aug 20262112 PMAQI
6th Aug 2026231 PMAQI
6th Aug 2026212 PMAQI
6th Aug 2026213 PMAQI
6th Aug 2026214 PMAQI
6th Aug 2026235 PMAQI
6th Aug 2026216 PMAQI
6th Aug 2026237 PMAQI
6th Aug 2026218 PMAQI
6th Aug 2026219 PMAQI
6th Aug 20262110 PMAQI
6th Aug 20262111 PMAQI
7th Aug 20262112 AMAQI
7th Aug 2026231 AMAQI
7th Aug 2026232 AMAQI
7th Aug 2026253 AMAQI

24°C21/28°C

7th Aug 2026254 AMAQI
7th Aug 2026275 AMAQI
7th Aug 2026296 AMAQI
7th Aug 2026317 AMAQI
7th Aug 2026298 AMAQI
7th Aug 2026319 AMAQI
7th Aug 20263110 AMAQI
7th Aug 20262911 AMAQI
7th Aug 20264212 PMAQI
7th Aug 2026421 PMAQI
7th Aug 2026332 PMAQI
7th Aug 2026333 PMAQI
7th Aug 2026384 PMAQI
7th Aug 2026365 PMAQI
7th Aug 2026366 PMAQI
7th Aug 2026407 PMAQI
7th Aug 2026388 PMAQI
7th Aug 2026409 PMAQI
7th Aug 20264010 PMAQI
7th Aug 20264011 PMAQI
8th Aug 20263312 AMAQI
8th Aug 2026381 AMAQI
8th Aug 2026362 AMAQI
8th Aug 2026363 AMAQI

26°C23/29°C

8th Aug 2026384 AMAQI
8th Aug 2026315 AMAQI
8th Aug 2026336 AMAQI
8th Aug 2026327 AMAQI
8th Aug 2026318 AMAQI
8th Aug 2026289 AMAQI
8th Aug 20263210 AMAQI
8th Aug 20263411 AMAQI
8th Aug 20263612 PMAQI
8th Aug 2026361 PMAQI
8th Aug 2026382 PMAQI
8th Aug 2026383 PMAQI
8th Aug 2026384 PMAQI
8th Aug 2026405 PMAQI
8th Aug 2026386 PMAQI
8th Aug 2026347 PMAQI
8th Aug 2026338 PMAQI
8th Aug 2026299 PMAQI
8th Aug 20262710 PMAQI
8th Aug 20262311 PMAQI
9th Aug 20262512 AMAQI
9th Aug 2026251 AMAQI
9th Aug 2026212 AMAQI
9th Aug 2026213 AMAQI

25°C23/30°C

9th Aug 2026214 AMAQI
9th Aug 2026215 AMAQI
9th Aug 2026236 AMAQI
9th Aug 2026257 AMAQI
9th Aug 2026258 AMAQI
9th Aug 2026259 AMAQI
9th Aug 20262310 AMAQI
9th Aug 20262511 AMAQI
9th Aug 20262912 PMAQI
9th Aug 2026251 PMAQI
9th Aug 2026212 PMAQI
9th Aug 2026273 PMAQI
9th Aug 2026214 PMAQI
9th Aug 2026235 PMAQI
9th Aug 2026216 PMAQI
9th Aug 2026217 PMAQI
9th Aug 2026238 PMAQI
9th Aug 2026219 PMAQI
9th Aug 20262110 PMAQI
9th Aug 20262111 PMAQI
10th Aug 20262112 AMAQI
10th Aug 2026211 AMAQI
10th Aug 2026212 AMAQI
10th Aug 2026213 AMAQI

24°C22/26°C

10th Aug 2026214 AMAQI
10th Aug 2026215 AMAQI
10th Aug 2026236 AMAQI
10th Aug 2026217 AMAQI
10th Aug 2026238 AMAQI
10th Aug 2026259 AMAQI
10th Aug 20262110 AMAQI
10th Aug 20262111 AMAQI
10th Aug 20262112 PMAQI
10th Aug 2026211 PMAQI
10th Aug 2026212 PMAQI
10th Aug 2026213 PMAQI
10th Aug 2026234 PMAQI
10th Aug 2026235 PMAQI
10th Aug 2026256 PMAQI
10th Aug 2026257 PMAQI
10th Aug 2026258 PMAQI
10th Aug 2026259 PMAQI
10th Aug 20262510 PMAQI
10th Aug 20262711 PMAQI
11th Aug 20262512 AMAQI
11th Aug 2026291 AMAQI
11th Aug 2026292 AMAQI
11th Aug 2026273 AMAQI

22°C20/23°C

11th Aug 2026314 AMAQI
11th Aug 2026315 AMAQI
11th Aug 2026316 AMAQI
11th Aug 2026317 AMAQI
11th Aug 2026278 AMAQI
11th Aug 2026279 AMAQI
11th Aug 20262510 AMAQI
11th Aug 20262111 AMAQI
11th Aug 20262112 PMAQI
11th Aug 2026251 PMAQI
11th Aug 2026212 PMAQI
11th Aug 2026253 PMAQI
11th Aug 2026274 PMAQI
11th Aug 2026235 PMAQI
11th Aug 2026256 PMAQI
11th Aug 2026257 PMAQI
11th Aug 2026238 PMAQI
11th Aug 2026239 PMAQI
11th Aug 20262310 PMAQI
11th Aug 20262311 PMAQI
12th Aug 20262512 AMAQI
12th Aug 2026231 AMAQI
12th Aug 2026232 AMAQI
12th Aug 2026213 AMAQI

21°C19/23°C

12th Aug 2026234 AMAQI
12th Aug 2026225 AMAQI
12th Aug 2026226 AMAQI
12th Aug 2026247 AMAQI
12th Aug 2026248 AMAQI
12th Aug 2026269 AMAQI
12th Aug 20262410 AMAQI
12th Aug 20262711 AMAQI
12th Aug 20262412 PMAQI
12th Aug 2026241 PMAQI
12th Aug 2026222 PMAQI
12th Aug 2026243 PMAQI
12th Aug 2026224 PMAQI
12th Aug 2026225 PMAQI
12th Aug 2026256 PMAQI
12th Aug 2026317 PMAQI
12th Aug 2026308 PMAQI
12th Aug 2026279 PMAQI
12th Aug 20262710 PMAQI
12th Aug 20262811 PMAQI
13th Aug 20262812 AMAQI
13th Aug 2026311 AMAQI
13th Aug 2026422 AMAQI
13th Aug 2026533 AMAQI

23°C21/26°C

13th Aug 2026504 AMAQI
13th Aug 2026445 AMAQI
13th Aug 2026426 AMAQI
13th Aug 2026367 AMAQI
13th Aug 2026298 AMAQI
13th Aug 2026279 AMAQI
13th Aug 20262310 AMAQI
13th Aug 20262311 AMAQI
13th Aug 20262512 PMAQI
13th Aug 2026271 PMAQI
13th Aug 2026312 PMAQI
13th Aug 2026313 PMAQI
13th Aug 2026294 PMAQI
13th Aug 2026295 PMAQI
13th Aug 2026296 PMAQI
13th Aug 2026277 PMAQI
13th Aug 2026298 PMAQI
13th Aug 2026259 PMAQI
13th Aug 20262910 PMAQI
13th Aug 20263311 PMAQI
14th Aug 20263112 AMAQI
14th Aug 2026251 AMAQI
14th Aug 2026272 AMAQI
14th Aug 2026293 AMAQI

24°C22/27°C

14th Aug 2026314 AMAQI
4 AM
14th Aug 2026275 AMAQI
14th Aug 2026216 AMAQI
14th Aug 2026307 AMAQI
14th Aug 2026458 AMAQI
14th Aug 2026369 AMAQI
14th Aug 20261610 AMAQI
14th Aug 20262711 AMAQI
11 AM
14th Aug 20263612 PMAQI
14th Aug 2026341 PMAQI
14th Aug 2026252 PMAQI
14th Aug 2026253 PMAQI
14th Aug 2026274 PMAQI
14th Aug 2026255 PMAQI
14th Aug 2026256 PMAQI
6 PM
14th Aug 2026277 PMAQI
14th Aug 2026298 PMAQI
14th Aug 2026299 PMAQI
14th Aug 20262910 PMAQI
14th Aug 20262911 PMAQI
11 PM
3 AM

24°C22/27°C

Day time
Avg. Highest Time
12 PM

30AQI

1 hours / Day
30 hours / Month
Avg. Lowest Time
5 AM - 8 AM

27AQI

4 hours / Day
120 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 PM to 12 PM (Avg. 30), while the lowest AQI was between 5 AM to 8 AM (Avg. 27).
Night time
Avg. Highest Time
7 PM

30AQI

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

27AQI

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. 30), while the lowest AQI was between 2 AM to 2 AM (Avg. 27).

2026 Days Vs Air Quality

Yamadaki Tamaecha, Sendai, Miyagi, Japan

2026

85%

191

15%

35

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

Good
191 Days
Moderate
35 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 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

Yamadaki Tamaecha, Sendai, Miyagi, 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
19AQI (US)
2nd January 2026
18AQI (US)
3rd January 2026
17AQI (US)
4th January 2026
20AQI (US)
5th January 2026
18AQI (US)
6th January 2026
21AQI (US)
7th January 2026
27AQI (US)
8th January 2026
23AQI (US)
9th January 2026
20AQI (US)
10th January 2026
24AQI (US)
11th January 2026
25AQI (US)
12th January 2026
19AQI (US)
13th January 2026
16AQI (US)
14th January 2026
13AQI (US)
15th January 2026
22AQI (US)
16th January 2026
30AQI (US)
17th January 2026
39AQI (US)
18th January 2026
20AQI (US)
19th January 2026
37AQI (US)
20th January 2026
24AQI (US)
21st January 2026
18AQI (US)
22nd January 2026
22AQI (US)
23rd January 2026
34AQI (US)
24th January 2026
33AQI (US)
25th January 2026
39AQI (US)
26th January 2026
36AQI (US)
27th January 2026
35AQI (US)
28th January 2026
28AQI (US)
29th January 2026
23AQI (US)
30th January 2026
34AQI (US)
31st January 2026
40AQI (US)
1st February 2026
32AQI (US)
2nd February 2026
36AQI (US)
3rd February 2026
32AQI (US)
4th February 2026
32AQI (US)
5th February 2026
40AQI (US)
6th February 2026
36AQI (US)
7th February 2026
17AQI (US)
8th February 2026
22AQI (US)
9th February 2026
38AQI (US)
10th February 2026
50AQI (US)
11th February 2026
62AQI (US)
12th February 2026
29AQI (US)
13th February 2026
30AQI (US)
14th February 2026
70AQI (US)
15th February 2026
47AQI (US)
16th February 2026
45AQI (US)
17th February 2026
21AQI (US)
18th February 2026
29AQI (US)
19th February 2026
30AQI (US)
20th February 2026
33AQI (US)
21st February 2026
49AQI (US)
22nd February 2026
44AQI (US)
23rd February 2026
40AQI (US)
24th February 2026
36AQI (US)
25th February 2026
39AQI (US)
26th February 2026
37AQI (US)
27th February 2026
40AQI (US)
28th February 2026
43AQI (US)
1st March 2026
47AQI (US)
2nd March 2026
87AQI (US)
3rd March 2026
54AQI (US)
4th March 2026
75AQI (US)
5th March 2026
67AQI (US)
6th March 2026
58AQI (US)
7th March 2026
48AQI (US)
8th March 2026
52AQI (US)
9th March 2026
53AQI (US)
10th March 2026
55AQI (US)
11th March 2026
56AQI (US)
12th March 2026
68AQI (US)
13th March 2026
47AQI (US)
14th March 2026
50AQI (US)
15th March 2026
62AQI (US)
16th March 2026
65AQI (US)
17th March 2026
58AQI (US)
18th March 2026
55AQI (US)
19th March 2026
39AQI (US)
20th March 2026
38AQI (US)
21st March 2026
52AQI (US)
22nd March 2026
39AQI (US)
23rd March 2026
41AQI (US)
24th March 2026
61AQI (US)
25th March 2026
56AQI (US)
26th March 2026
35AQI (US)
27th March 2026
24AQI (US)
28th March 2026
47AQI (US)
29th March 2026
56AQI (US)
30th March 2026
54AQI (US)
31st March 2026
45AQI (US)
1st April 2026
33AQI (US)
2nd April 2026
28AQI (US)
3rd April 2026
49AQI (US)
4th April 2026
51AQI (US)
5th April 2026
37AQI (US)
6th April 2026
23AQI (US)
7th April 2026
25AQI (US)
8th April 2026
26AQI (US)
9th April 2026
43AQI (US)
10th April 2026
52AQI (US)
11th April 2026
27AQI (US)
12th April 2026
20AQI (US)
13th April 2026
33AQI (US)
14th April 2026
44AQI (US)
15th April 2026
47AQI (US)
16th April 2026
29AQI (US)
17th April 2026
39AQI (US)
18th April 2026
38AQI (US)
19th April 2026
42AQI (US)
20th April 2026
33AQI (US)
21st April 2026
40AQI (US)
22nd April 2026
26AQI (US)
23rd April 2026
25AQI (US)
24th April 2026
31AQI (US)
25th April 2026
46AQI (US)
26th April 2026
46AQI (US)
27th April 2026
45AQI (US)
28th April 2026
39AQI (US)
29th April 2026
32AQI (US)
30th April 2026
41AQI (US)
1st May 2026
51AQI (US)
2nd May 2026
54AQI (US)
3rd May 2026
40AQI (US)
4th May 2026
29AQI (US)
5th May 2026
26AQI (US)
6th May 2026
37AQI (US)
7th May 2026
34AQI (US)
8th May 2026
26AQI (US)
9th May 2026
29AQI (US)
10th May 2026
37AQI (US)
11th May 2026
36AQI (US)
12th May 2026
42AQI (US)
13th May 2026
46AQI (US)
14th May 2026
38AQI (US)
15th May 2026
40AQI (US)
16th May 2026
86AQI (US)
17th May 2026
68AQI (US)
18th May 2026
54AQI (US)
19th May 2026
49AQI (US)
20th May 2026
61AQI (US)
21st May 2026
60AQI (US)
22nd May 2026
63AQI (US)
23rd May 2026
54AQI (US)
24th May 2026
60AQI (US)
25th May 2026
49AQI (US)
26th May 2026
40AQI (US)
27th May 2026
25AQI (US)
28th May 2026
26AQI (US)
29th May 2026
25AQI (US)
30th May 2026
24AQI (US)
31st May 2026
28AQI (US)
1st June 2026
29AQI (US)
2nd June 2026
34AQI (US)
3rd June 2026
25AQI (US)
4th June 2026
14AQI (US)
5th June 2026
22AQI (US)
6th June 2026
22AQI (US)
7th June 2026
21AQI (US)
8th June 2026
20AQI (US)
9th June 2026
23AQI (US)
10th June 2026
22AQI (US)
11th June 2026
24AQI (US)
12th June 2026
25AQI (US)
13th June 2026
26AQI (US)
14th June 2026
24AQI (US)
15th June 2026
23AQI (US)
16th June 2026
16AQI (US)
17th June 2026
25AQI (US)
18th June 2026
26AQI (US)
19th June 2026
26AQI (US)
20th June 2026
21AQI (US)
21st June 2026
19AQI (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
27AQI (US)
28th June 2026
29AQI (US)
29th June 2026
29AQI (US)
30th June 2026
25AQI (US)
1st July 2026
24AQI (US)
2nd July 2026
23AQI (US)
3rd July 2026
24AQI (US)
4th July 2026
25AQI (US)
5th July 2026
22AQI (US)
6th July 2026
25AQI (US)
7th July 2026
24AQI (US)
8th July 2026
25AQI (US)
9th July 2026
24AQI (US)
10th July 2026
28AQI (US)
11th July 2026
30AQI (US)
12th July 2026
27AQI (US)
13th July 2026
21AQI (US)
14th July 2026
27AQI (US)
15th July 2026
33AQI (US)
16th July 2026
47AQI (US)
17th July 2026
38AQI (US)
18th July 2026
9AQI (US)
19th July 2026
22AQI (US)
20th July 2026
45AQI (US)
21st July 2026
59AQI (US)
22nd July 2026
55AQI (US)
23rd July 2026
27AQI (US)
24th July 2026
25AQI (US)
25th July 2026
22AQI (US)
26th July 2026
18AQI (US)
27th July 2026
19AQI (US)
28th July 2026
23AQI (US)
29th July 2026
24AQI (US)
30th July 2026
25AQI (US)
31st July 2026
25AQI (US)
1st August 2026
25AQI (US)
2nd August 2026
23AQI (US)
3rd August 2026
21AQI (US)
4th August 2026
27AQI (US)
5th August 2026
26AQI (US)
6th August 2026
22AQI (US)
7th August 2026
33AQI (US)
8th August 2026
34AQI (US)
9th August 2026
23AQI (US)
10th August 2026
23AQI (US)
11th August 2026
26AQI (US)
12th August 2026
25AQI (US)
13th August 2026
32AQI (US)
14th August 2026
29AQI (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

26AQI (US)

38AQI (US)

53AQI (US)

36AQI (US)

43AQI (US)

24AQI (US)

28AQI (US)

26AQI (US)

No. of days

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

202635AQI (US)

31
26
2
12
19
28
2
21
10
30
29
2
14
191
35

Highest AQI (US) recorded in

March

53AQI (US)

Lowest AQI (US) recorded in

June

24AQI (US)

202536AQI (US)

31
28
26
5
27
3
30
1
26
4
16
15
31
30
22
9
30
29
2
326
39

Highest AQI (US) recorded in

July

51AQI (US)

Lowest AQI (US) recorded in

February

27AQI (US)

202429AQI (US)

30
28
1
28
3
21
8
1
31
29
1
27
4
31
30
31
29
1
31
346
18
1

Highest AQI (US) recorded in

April

43AQI (US)

Lowest AQI (US) recorded in

January

21AQI (US)

202330AQI (US)

31
25
3
22
7
22
8
28
3
26
4
25
6
29
2
30
31
28
1
31
328
34

Highest AQI (US) recorded in

April

43AQI (US)

Lowest AQI (US) recorded in

December

19AQI (US)

202229AQI (US)

29
21
28
3
24
6
27
4
27
3
22
2
27
1
31
30
31
299
17

Highest AQI (US) recorded in

August

43AQI (US)

Lowest AQI (US) recorded in

December

17AQI (US)

202129AQI (US)

30
1
25
3
24
6
1
27
3
29
2
24
6
27
4
31
30
31
30
31
339
25
1

Highest AQI (US) recorded in

March

41AQI (US)

Lowest AQI (US) recorded in

December

22AQI (US)

202027AQI (US)

12
1
21
18
28
2
31
26
5
19
31
27
3
31
244
11

Highest AQI (US) recorded in

August

37AQI (US)

Lowest AQI (US) recorded in

July

19AQI (US)

Most & Least Polluted Years Over the Last 7 Years

Most Polluted Year Recorded
2025(Avg.)
36AQI (US)
Least Polluted Year Recorded
2020(Avg.)
27AQI (US)

Yamadaki Tamaecha's annual 2026 AQI (US) (35) shows an average percentage change of 17.5% (worsened AQI (US)) compared to previous years: 2020 (27), 2021 (29), 2022 (29), 2023 (30), 2024 (29), 2025 (36).