Country Background
HistoryAQIPM₂.₅PM₁₀COSO₂NO₂O₃

Shimoayashi, 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+

July Air Quality Analysis

Shimoayashi, Sendai, Miyagi, Japan

2022
2023
2024
2025
2026
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
13th Jul 2024
70AQI
Lowest AQI recorded on
13th Jul 2022
10AQI

Same Day Analysis (31st July):
On this day, AQI across the 5 years varied significantly: 2026 ranks 4th highest AQI at 24 of Good air quality, showing improvement over 2025, 2024 and 2023 on the same day.

Day & Night AQI Trend: 30th Jul - 31st Jul 2026

Shimoayashi, Sendai, Miyagi, Japan

AQI
Day
Night
.

4 AM30th Jul 2026

6 PM

3 AM31st Jul 2026

Day time
Avg. Highest Time
6AM30th Jul

29AQI

Avg. Lowest Time
5PM30th Jul

21AQI

Night time
Avg. Highest Time
9PM30th Jul

29AQI

Avg. Lowest Time
10PM30th Jul

21AQI

In the last 24 hours,

Shimoayashi's AQI reached its highest point of 29 at 6 AM during the Day, while the lowest point, 21, was recorded at 10 PM during the Night between 30th Jul and 31st Jul 2026.

Day & Night AQI Trend : Jul 2026

Shimoayashi, Sendai, Miyagi, Japan

Jul
02nd - 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 - 31st31st
Day
Night
2nd Jul 2026244 AMAQI
2nd Jul 2026225 AMAQI
2nd Jul 2026266 AMAQI
2nd Jul 2026247 AMAQI
2nd Jul 2026268 AMAQI
2nd Jul 2026299 AMAQI
2nd Jul 20262410 AMAQI
2nd Jul 20262011 AMAQI
2nd Jul 20262012 PMAQI
2nd Jul 2026201 PMAQI
2nd Jul 2026202 PMAQI
2nd Jul 2026213 PMAQI
2nd Jul 2026224 PMAQI
2nd Jul 2026245 PMAQI
2nd Jul 2026246 PMAQI
2nd Jul 2026267 PMAQI
2nd Jul 2026248 PMAQI
2nd Jul 2026239 PMAQI
2nd Jul 20262310 PMAQI
2nd Jul 20262411 PMAQI
3rd Jul 20262312 AMAQI
3rd Jul 2026241 AMAQI
3rd Jul 2026222 AMAQI
3rd Jul 2026253 AMAQI

20°C19/21°C

3rd Jul 2026224 AMAQI
3rd Jul 2026245 AMAQI
3rd Jul 2026226 AMAQI
3rd Jul 2026267 AMAQI
3rd Jul 2026248 AMAQI
3rd Jul 2026229 AMAQI
3rd Jul 20262410 AMAQI
3rd Jul 20262211 AMAQI
3rd Jul 20262212 PMAQI
3rd Jul 2026241 PMAQI
3rd Jul 2026262 PMAQI
3rd Jul 2026263 PMAQI
3rd Jul 2026244 PMAQI
3rd Jul 2026265 PMAQI
3rd Jul 2026246 PMAQI
3rd Jul 2026267 PMAQI
3rd Jul 2026268 PMAQI
3rd Jul 2026249 PMAQI
3rd Jul 20262910 PMAQI
3rd Jul 20262611 PMAQI
4th Jul 20262812 AMAQI
4th Jul 2026261 AMAQI
4th Jul 2026282 AMAQI
4th Jul 2026283 AMAQI

19°C18/20°C

4th Jul 2026254 AMAQI
4th Jul 2026245 AMAQI
4th Jul 2026276 AMAQI
4th Jul 2026267 AMAQI
4th Jul 2026248 AMAQI
4th Jul 2026249 AMAQI
4th Jul 20262210 AMAQI
4th Jul 20262311 AMAQI
4th Jul 20262212 PMAQI
4th Jul 2026221 PMAQI
4th Jul 2026242 PMAQI
4th Jul 2026263 PMAQI
4th Jul 2026264 PMAQI
4th Jul 2026245 PMAQI
4th Jul 2026246 PMAQI
4th Jul 2026247 PMAQI
4th Jul 2026258 PMAQI
4th Jul 2026249 PMAQI
4th Jul 20262510 PMAQI
4th Jul 20262311 PMAQI
5th Jul 20262412 AMAQI
5th Jul 2026251 AMAQI
5th Jul 2026242 AMAQI
5th Jul 2026233 AMAQI

20°C18/21°C

5th Jul 2026224 AMAQI
5th Jul 2026245 AMAQI
5th Jul 2026246 AMAQI
5th Jul 2026227 AMAQI
5th Jul 2026228 AMAQI
5th Jul 2026189 AMAQI
5th Jul 20262010 AMAQI
5th Jul 20261811 AMAQI
5th Jul 20261812 PMAQI
5th Jul 2026191 PMAQI
5th Jul 2026222 PMAQI
5th Jul 2026263 PMAQI
5th Jul 2026244 PMAQI
5th Jul 2026255 PMAQI
5th Jul 2026226 PMAQI
5th Jul 2026247 PMAQI
5th Jul 2026228 PMAQI
5th Jul 2026249 PMAQI
5th Jul 20262210 PMAQI
5th Jul 20262411 PMAQI
6th Jul 20262612 AMAQI
6th Jul 2026261 AMAQI
6th Jul 2026262 AMAQI
6th Jul 2026263 AMAQI

21°C19/23°C

6th Jul 2026224 AMAQI
6th Jul 2026255 AMAQI
6th Jul 2026266 AMAQI
6th Jul 2026247 AMAQI
6th Jul 2026258 AMAQI
6th Jul 2026229 AMAQI
6th Jul 20263310 AMAQI
6th Jul 20264011 AMAQI
6th Jul 20262012 PMAQI
6th Jul 2026211 PMAQI
6th Jul 2026222 PMAQI
6th Jul 2026243 PMAQI
6th Jul 2026244 PMAQI
6th Jul 2026205 PMAQI
6th Jul 2026186 PMAQI
6th Jul 2026227 PMAQI
6th Jul 2026268 PMAQI
6th Jul 2026249 PMAQI
6th Jul 20262410 PMAQI
6th Jul 20262811 PMAQI
7th Jul 20263012 AMAQI
7th Jul 2026291 AMAQI
7th Jul 2026282 AMAQI
7th Jul 2026303 AMAQI

21°C19/22°C

7th Jul 2026284 AMAQI
7th Jul 2026245 AMAQI
7th Jul 2026306 AMAQI
7th Jul 2026267 AMAQI
7th Jul 2026258 AMAQI
7th Jul 2026229 AMAQI
7th Jul 20262410 AMAQI
7th Jul 20262211 AMAQI
7th Jul 20262012 PMAQI
7th Jul 2026221 PMAQI
7th Jul 2026242 PMAQI
7th Jul 2026283 PMAQI
7th Jul 2026264 PMAQI
7th Jul 2026285 PMAQI
7th Jul 2026266 PMAQI
7th Jul 2026287 PMAQI
7th Jul 2026278 PMAQI
7th Jul 2026259 PMAQI
7th Jul 20262610 PMAQI
7th Jul 20262311 PMAQI
8th Jul 20262012 AMAQI
8th Jul 2026301 AMAQI
8th Jul 2026282 AMAQI
8th Jul 2026293 AMAQI

21°C17/24°C

8th Jul 2026264 AMAQI
8th Jul 2026285 AMAQI
8th Jul 2026286 AMAQI
8th Jul 2026287 AMAQI
8th Jul 2026268 AMAQI
8th Jul 2026249 AMAQI
8th Jul 20262510 AMAQI
8th Jul 20262411 AMAQI
8th Jul 20262212 PMAQI
8th Jul 2026211 PMAQI
8th Jul 2026242 PMAQI
8th Jul 2026243 PMAQI
8th Jul 2026244 PMAQI
8th Jul 2026225 PMAQI
8th Jul 2026226 PMAQI
8th Jul 2026187 PMAQI
8th Jul 2026188 PMAQI
8th Jul 2026149 PMAQI
8th Jul 20262010 PMAQI
8th Jul 20261611 PMAQI
9th Jul 20262712 AMAQI
9th Jul 2026171 AMAQI
9th Jul 2026282 AMAQI
9th Jul 2026183 AMAQI

22°C19/25°C

9th Jul 2026254 AMAQI
9th Jul 2026245 AMAQI
9th Jul 2026246 AMAQI
9th Jul 2026267 AMAQI
9th Jul 2026268 AMAQI
9th Jul 2026229 AMAQI
9th Jul 20262210 AMAQI
9th Jul 20262111 AMAQI
9th Jul 20262112 PMAQI
9th Jul 2026201 PMAQI
9th Jul 2026242 PMAQI
9th Jul 2026283 PMAQI
9th Jul 2026264 PMAQI
9th Jul 2026245 PMAQI
9th Jul 2026256 PMAQI
9th Jul 2026247 PMAQI
9th Jul 2026248 PMAQI
9th Jul 2026239 PMAQI
9th Jul 20262510 PMAQI
9th Jul 20262811 PMAQI
10th Jul 20262812 AMAQI
10th Jul 2026281 AMAQI
10th Jul 2026262 AMAQI
10th Jul 2026263 AMAQI

23°C19/27°C

10th Jul 2026244 AMAQI
10th Jul 2026285 AMAQI
10th Jul 2026266 AMAQI
10th Jul 2026267 AMAQI
10th Jul 2026288 AMAQI
10th Jul 2026309 AMAQI
10th Jul 20262910 AMAQI
10th Jul 20262711 AMAQI
10th Jul 20262712 PMAQI
10th Jul 2026261 PMAQI
10th Jul 2026242 PMAQI
10th Jul 2026213 PMAQI
10th Jul 2026274 PMAQI
10th Jul 2026305 PMAQI
10th Jul 2026306 PMAQI
10th Jul 2026327 PMAQI
10th Jul 2026288 PMAQI
10th Jul 2026299 PMAQI
10th Jul 20263210 PMAQI
10th Jul 20263111 PMAQI
11th Jul 20263212 AMAQI
11th Jul 2026321 AMAQI
11th Jul 2026292 AMAQI
11th Jul 2026323 AMAQI

24°C20/29°C

11th Jul 2026254 AMAQI
11th Jul 2026305 AMAQI
11th Jul 2026306 AMAQI
11th Jul 2026327 AMAQI
11th Jul 2026348 AMAQI
11th Jul 2026389 AMAQI
11th Jul 20263710 AMAQI
11th Jul 20263011 AMAQI
11th Jul 20262812 PMAQI
11th Jul 2026261 PMAQI
11th Jul 2026242 PMAQI
11th Jul 2026243 PMAQI
11th Jul 2026284 PMAQI
11th Jul 2026305 PMAQI
11th Jul 2026306 PMAQI
11th Jul 2026317 PMAQI
11th Jul 2026268 PMAQI
11th Jul 2026299 PMAQI
11th Jul 20263310 PMAQI
11th Jul 20263211 PMAQI
12th Jul 20263212 AMAQI
12th Jul 2026321 AMAQI
12th Jul 2026312 AMAQI
12th Jul 2026323 AMAQI

24°C21/28°C

12th Jul 2026294 AMAQI
12th Jul 2026285 AMAQI
12th Jul 2026266 AMAQI
12th Jul 2026277 AMAQI
12th Jul 2026188 AMAQI
12th Jul 2026249 AMAQI
12th Jul 20262810 AMAQI
12th Jul 20262611 AMAQI
12th Jul 20262412 PMAQI
12th Jul 2026201 PMAQI
12th Jul 2026222 PMAQI
12th Jul 2026223 PMAQI
12th Jul 2026244 PMAQI
12th Jul 2026295 PMAQI
12th Jul 2026266 PMAQI
12th Jul 2026287 PMAQI
12th Jul 2026308 PMAQI
12th Jul 2026309 PMAQI
12th Jul 20262610 PMAQI
12th Jul 20262511 PMAQI
13th Jul 20262612 AMAQI
13th Jul 2026191 AMAQI
13th Jul 2026182 AMAQI
13th Jul 2026263 AMAQI

22°C21/23°C

13th Jul 2026164 AMAQI
13th Jul 202675 AMAQI
13th Jul 202666 AMAQI
13th Jul 202667 AMAQI
13th Jul 202648 AMAQI
13th Jul 202669 AMAQI
13th Jul 2026810 AMAQI
13th Jul 20261011 AMAQI
13th Jul 20261612 PMAQI
13th Jul 2026181 PMAQI
13th Jul 2026102 PMAQI
13th Jul 202683 PMAQI
13th Jul 202684 PMAQI
13th Jul 202685 PMAQI
13th Jul 2026286 PMAQI
13th Jul 2026277 PMAQI
13th Jul 2026278 PMAQI
13th Jul 2026309 PMAQI
13th Jul 20263010 PMAQI
13th Jul 20263011 PMAQI
14th Jul 20263012 AMAQI
14th Jul 2026301 AMAQI
14th Jul 2026302 AMAQI
14th Jul 2026313 AMAQI

23°C21/27°C

14th Jul 2026224 AMAQI
14th Jul 2026285 AMAQI
14th Jul 2026286 AMAQI
14th Jul 2026297 AMAQI
14th Jul 2026248 AMAQI
14th Jul 2026309 AMAQI
14th Jul 20263010 AMAQI
14th Jul 20262411 AMAQI
14th Jul 20262412 PMAQI
14th Jul 2026201 PMAQI
14th Jul 2026202 PMAQI
14th Jul 2026203 PMAQI
14th Jul 2026224 PMAQI
14th Jul 2026275 PMAQI
14th Jul 2026306 PMAQI
14th Jul 2026307 PMAQI
14th Jul 2026298 PMAQI
14th Jul 2026319 PMAQI
14th Jul 20263210 PMAQI
14th Jul 20263211 PMAQI
15th Jul 20263212 AMAQI
15th Jul 2026341 AMAQI
15th Jul 2026302 AMAQI
15th Jul 2026303 AMAQI

25°C21/30°C

15th Jul 2026254 AMAQI
15th Jul 2026305 AMAQI
15th Jul 2026266 AMAQI
15th Jul 2026307 AMAQI
15th Jul 2026308 AMAQI
15th Jul 2026309 AMAQI
15th Jul 20263010 AMAQI
15th Jul 20262411 AMAQI
15th Jul 20262112 PMAQI
15th Jul 2026211 PMAQI
15th Jul 2026202 PMAQI
15th Jul 2026243 PMAQI
15th Jul 2026364 PMAQI
15th Jul 2026405 PMAQI
15th Jul 2026516 PMAQI
15th Jul 2026507 PMAQI
15th Jul 2026428 PMAQI
15th Jul 2026389 PMAQI
15th Jul 20264010 PMAQI
15th Jul 20264411 PMAQI
16th Jul 20264212 AMAQI
16th Jul 2026401 AMAQI
16th Jul 2026292 AMAQI
16th Jul 2026423 AMAQI

26°C22/31°C

16th Jul 2026404 AMAQI
16th Jul 2026465 AMAQI
16th Jul 2026406 AMAQI
16th Jul 2026387 AMAQI
16th Jul 2026348 AMAQI
16th Jul 2026289 AMAQI
16th Jul 20263110 AMAQI
16th Jul 20263011 AMAQI
16th Jul 20262612 PMAQI
16th Jul 2026261 PMAQI
16th Jul 2026582 PMAQI
16th Jul 2026573 PMAQI
16th Jul 2026624 PMAQI
16th Jul 2026585 PMAQI
16th Jul 2026596 PMAQI
16th Jul 2026557 PMAQI
16th Jul 2026588 PMAQI
16th Jul 2026629 PMAQI
16th Jul 20266210 PMAQI
16th Jul 20265911 PMAQI
17th Jul 20265812 AMAQI
17th Jul 2026601 AMAQI
17th Jul 2026652 AMAQI
17th Jul 2026593 AMAQI

26°C23/31°C

17th Jul 2026564 AMAQI
17th Jul 2026555 AMAQI
17th Jul 2026506 AMAQI
17th Jul 2026427 AMAQI
17th Jul 2026448 AMAQI
17th Jul 2026469 AMAQI
17th Jul 20263610 AMAQI
17th Jul 20264211 AMAQI
17th Jul 20265212 PMAQI
17th Jul 2026561 PMAQI
17th Jul 2026442 PMAQI
17th Jul 2026273 PMAQI
17th Jul 2026274 PMAQI
17th Jul 2026255 PMAQI
17th Jul 2026256 PMAQI
17th Jul 2026257 PMAQI
17th Jul 2026258 PMAQI
17th Jul 2026279 PMAQI
17th Jul 20263210 PMAQI
17th Jul 20261211 PMAQI
18th Jul 20261612 AMAQI
18th Jul 2026191 AMAQI
18th Jul 2026232 AMAQI
18th Jul 2026273 AMAQI

23°C22/24°C

18th Jul 2026194 AMAQI
18th Jul 2026195 AMAQI
18th Jul 2026146 AMAQI
18th Jul 2026217 AMAQI
18th Jul 2026148 AMAQI
18th Jul 2026129 AMAQI
18th Jul 20261110 AMAQI
18th Jul 20261011 AMAQI
18th Jul 20261012 PMAQI
18th Jul 2026111 PMAQI
18th Jul 2026122 PMAQI
18th Jul 2026123 PMAQI
18th Jul 2026124 PMAQI
18th Jul 2026105 PMAQI
18th Jul 202686 PMAQI
18th Jul 202687 PMAQI
18th Jul 2026178 PMAQI
18th Jul 2026149 PMAQI
18th Jul 2026810 PMAQI
18th Jul 2026811 PMAQI
19th Jul 20261012 AMAQI
19th Jul 2026111 AMAQI
19th Jul 2026122 AMAQI
19th Jul 2026213 AMAQI

23°C22/25°C

19th Jul 2026254 AMAQI
19th Jul 2026235 AMAQI
19th Jul 2026236 AMAQI
19th Jul 2026237 AMAQI
19th Jul 2026258 AMAQI
19th Jul 2026239 AMAQI
19th Jul 20262710 AMAQI
19th Jul 20262111 AMAQI
19th Jul 20262512 PMAQI
19th Jul 2026251 PMAQI
19th Jul 2026272 PMAQI
19th Jul 2026253 PMAQI
19th Jul 2026214 PMAQI
19th Jul 2026215 PMAQI
19th Jul 2026236 PMAQI
19th Jul 2026257 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 2026272 AMAQI
20th Jul 2026293 AMAQI

24°C21/28°C

20th Jul 2026384 AMAQI
20th Jul 2026425 AMAQI
20th Jul 2026446 AMAQI
20th Jul 2026487 AMAQI
20th Jul 2026408 AMAQI
20th Jul 2026409 AMAQI
20th Jul 20264610 AMAQI
20th Jul 20265111 AMAQI
20th Jul 20265912 PMAQI
20th Jul 2026661 PMAQI
20th Jul 2026712 PMAQI
20th Jul 2026783 PMAQI
20th Jul 2026734 PMAQI
20th Jul 2026725 PMAQI
20th Jul 2026696 PMAQI
20th Jul 2026687 PMAQI
20th Jul 2026708 PMAQI
20th Jul 2026659 PMAQI
20th Jul 20266910 PMAQI
20th Jul 20267311 PMAQI
21st Jul 20266912 AMAQI
21st Jul 2026701 AMAQI
21st Jul 2026722 AMAQI
21st Jul 2026703 AMAQI

27°C23/33°C

21st Jul 2026684 AMAQI
21st Jul 2026675 AMAQI
21st Jul 2026746 AMAQI
21st Jul 2026667 AMAQI
21st Jul 2026598 AMAQI
21st Jul 2026579 AMAQI
21st Jul 20266210 AMAQI
21st Jul 20265811 AMAQI
21st Jul 2026701 PMAQI
21st Jul 2026642 PMAQI
21st Jul 2026603 PMAQI
21st Jul 2026424 PMAQI
21st Jul 2026275 PMAQI
21st Jul 2026276 PMAQI
21st Jul 2026727 PMAQI
21st Jul 2026278 PMAQI
21st Jul 2026259 PMAQI
21st Jul 20262310 PMAQI
21st Jul 20262311 PMAQI
22nd Jul 20262312 AMAQI
22nd Jul 2026211 AMAQI
22nd Jul 2026212 AMAQI
22nd Jul 2026253 AMAQI

27°C23/32°C

22nd Jul 2026254 AMAQI
22nd Jul 2026345 AMAQI
22nd Jul 2026346 AMAQI
22nd Jul 2026337 AMAQI
22nd Jul 2026338 AMAQI
22nd Jul 2026449 AMAQI
22nd Jul 20265010 AMAQI
22nd Jul 20265111 AMAQI
22nd Jul 20265912 PMAQI
22nd Jul 2026591 PMAQI
22nd Jul 2026662 PMAQI
22nd Jul 2026683 PMAQI
22nd Jul 2026764 PMAQI
22nd Jul 2026765 PMAQI
22nd Jul 2026826 PMAQI
22nd Jul 2026807 PMAQI
22nd Jul 2026788 PMAQI
22nd Jul 2026759 PMAQI
22nd Jul 20267410 PMAQI
22nd Jul 20267011 PMAQI
23rd Jul 20266212 AMAQI
23rd Jul 2026621 AMAQI
23rd Jul 2026582 AMAQI
23rd Jul 2026513 AMAQI

28°C24/32°C

23rd Jul 2026334 AMAQI
23rd Jul 2026295 AMAQI
23rd Jul 2026276 AMAQI
23rd Jul 2026217 AMAQI
23rd Jul 2026208 AMAQI
23rd Jul 2026179 AMAQI
23rd Jul 20261410 AMAQI
23rd Jul 20261611 AMAQI
23rd Jul 20261912 PMAQI
23rd Jul 2026171 PMAQI
23rd Jul 2026162 PMAQI
23rd Jul 2026123 PMAQI
23rd Jul 2026144 PMAQI
23rd Jul 2026165 PMAQI
23rd Jul 2026216 PMAQI
23rd Jul 2026197 PMAQI
23rd Jul 2026218 PMAQI
23rd Jul 2026199 PMAQI
23rd Jul 20262110 PMAQI
23rd Jul 20262711 PMAQI
24th Jul 20262512 AMAQI
24th Jul 2026251 AMAQI
24th Jul 2026252 AMAQI
24th Jul 2026223 AMAQI

25°C22/31°C

24th Jul 2026254 AMAQI
24th Jul 2026195 AMAQI
24th Jul 2026196 AMAQI
24th Jul 2026257 AMAQI
24th Jul 2026258 AMAQI
24th Jul 2026259 AMAQI
24th Jul 20262510 AMAQI
24th Jul 20263311 AMAQI
24th Jul 20263812 PMAQI
24th Jul 2026361 PMAQI
24th Jul 2026312 PMAQI
24th Jul 2026203 PMAQI
24th Jul 2026124 PMAQI
24th Jul 2026185 PMAQI
24th Jul 2026216 PMAQI
24th Jul 2026217 PMAQI
24th Jul 2026218 PMAQI
24th Jul 2026199 PMAQI
24th Jul 20262110 PMAQI
24th Jul 20262111 PMAQI
25th Jul 20262112 AMAQI
25th Jul 2026211 AMAQI
25th Jul 2026212 AMAQI
25th Jul 2026233 AMAQI

22°C21/23°C

25th Jul 2026274 AMAQI
25th Jul 2026255 AMAQI
25th Jul 2026296 AMAQI
25th Jul 2026277 AMAQI
25th Jul 2026258 AMAQI
25th Jul 2026279 AMAQI
25th Jul 20262910 AMAQI
25th Jul 20263111 AMAQI
25th Jul 20262312 PMAQI
25th Jul 2026211 PMAQI
25th Jul 2026212 PMAQI
25th Jul 2026293 PMAQI
25th Jul 2026294 PMAQI
25th Jul 2026255 PMAQI
25th Jul 2026256 PMAQI
25th Jul 2026217 PMAQI
25th Jul 2026238 PMAQI
25th Jul 2026259 PMAQI
25th Jul 20262110 PMAQI
25th Jul 20262311 PMAQI
26th Jul 20262112 AMAQI
26th Jul 2026171 AMAQI
26th Jul 2026192 AMAQI
26th Jul 2026163 AMAQI

21°C21/23°C

26th Jul 2026124 AMAQI
26th Jul 2026145 AMAQI
26th Jul 2026146 AMAQI
26th Jul 2026197 AMAQI
26th Jul 2026218 AMAQI
26th Jul 2026179 AMAQI
26th Jul 20261710 AMAQI
26th Jul 20261711 AMAQI
26th Jul 20261912 PMAQI
26th Jul 2026191 PMAQI
26th Jul 2026172 PMAQI
26th Jul 2026193 PMAQI
26th Jul 2026164 PMAQI
26th Jul 2026195 PMAQI
26th Jul 2026176 PMAQI
26th Jul 2026177 PMAQI
26th Jul 2026128 PMAQI
26th Jul 2026179 PMAQI
26th Jul 20261710 PMAQI
26th Jul 20261711 PMAQI
27th Jul 20261712 AMAQI
27th Jul 2026171 AMAQI
27th Jul 2026142 AMAQI
27th Jul 2026173 AMAQI

20°C20/21°C

27th Jul 2026174 AMAQI
27th Jul 2026175 AMAQI
27th Jul 2026176 AMAQI
27th Jul 2026177 AMAQI
27th Jul 2026178 AMAQI
27th Jul 2026179 AMAQI
27th Jul 20262110 AMAQI
27th Jul 20261911 AMAQI
27th Jul 20261712 PMAQI
27th Jul 2026171 PMAQI
27th Jul 2026192 PMAQI
27th Jul 2026193 PMAQI
27th Jul 2026274 PMAQI
27th Jul 2026295 PMAQI
27th Jul 2026316 PMAQI
27th Jul 2026367 PMAQI
27th Jul 2026218 PMAQI
27th Jul 2026219 PMAQI
27th Jul 20262110 PMAQI
27th Jul 20262111 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 2026235 AMAQI
28th Jul 2026256 AMAQI
28th Jul 2026217 AMAQI
28th Jul 2026218 AMAQI
28th Jul 2026239 AMAQI
28th Jul 20262110 AMAQI
28th Jul 20262511 AMAQI
28th Jul 20262112 PMAQI
28th Jul 2026211 PMAQI
28th Jul 2026232 PMAQI
28th Jul 2026213 PMAQI
28th Jul 2026214 PMAQI
28th Jul 2026215 PMAQI
28th Jul 2026216 PMAQI
28th Jul 2026217 PMAQI
28th Jul 2026218 PMAQI
28th Jul 2026239 PMAQI
28th Jul 20262510 PMAQI
28th Jul 20262911 PMAQI
29th Jul 20262912 AMAQI
29th Jul 2026291 AMAQI
29th Jul 2026272 AMAQI
29th Jul 2026273 AMAQI

21°C19/23°C

29th Jul 2026254 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 20262712 PMAQI
29th Jul 2026291 PMAQI
29th Jul 2026272 PMAQI
29th Jul 2026293 PMAQI
29th Jul 2026254 PMAQI
29th Jul 2026235 PMAQI
29th Jul 2026236 PMAQI
29th Jul 2026237 PMAQI
29th Jul 2026238 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 2026259 AMAQI
30th Jul 20262510 AMAQI
30th Jul 20262511 AMAQI
30th Jul 20262712 PMAQI
30th Jul 2026251 PMAQI
30th Jul 2026272 PMAQI
30th Jul 2026233 PMAQI
30th Jul 2026214 PMAQI
30th Jul 2026215 PMAQI
30th Jul 2026256 PMAQI
30th Jul 2026277 PMAQI
30th Jul 2026238 PMAQI
30th Jul 2026299 PMAQI
30th Jul 20262110 PMAQI
30th Jul 20262311 PMAQI
31st Jul 20262512 AMAQI
31st Jul 2026231 AMAQI
31st Jul 2026252 AMAQI
31st Jul 2026253 AMAQI

25°C21/30°C

31st Jul 2026254 AMAQI
4 AM
31st Jul 2026255 AMAQI
31st Jul 2026256 AMAQI
31st Jul 2026237 AMAQI
31st Jul 2026218 AMAQI
31st Jul 2026239 AMAQI
31st Jul 20262710 AMAQI
31st Jul 20262911 AMAQI
11 AM
31st Jul 20262712 PMAQI
31st Jul 2026251 PMAQI
31st Jul 2026232 PMAQI
31st Jul 2026233 PMAQI
31st Jul 2026254 PMAQI
31st Jul 2026255 PMAQI
31st Jul 2026296 PMAQI
6 PM
31st Jul 2026237 PMAQI
31st Jul 2026238 PMAQI
31st Jul 2026219 PMAQI
31st Jul 20262110 PMAQI
31st Jul 20262111 PMAQI
11 PM
3 AM

24°C22/27°C

Day time
Avg. Highest Time
6 PM

30AQI

1 hours / Day
30 hours / Month
Avg. Lowest Time
8 AM - 9 AM

26AQI

2 hours / Day
60 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 6 PM to 6 PM (Avg. 30), while the lowest AQI was between 8 AM to 9 AM (Avg. 26).
Night time
Avg. Highest Time
7 PM

31AQI

1 hours / Day
30 hours / Month
Avg. Lowest Time
12 AM - 3 AM

29AQI

4 hours / Day
120 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 3 AM (Avg. 29).

2026 Days Vs Air Quality

Shimoayashi, Sendai, Miyagi, Japan

2026

83%

176

17%

36

Total number of days with different AQI categories in last 212 days in 2026 (153 days remaining)

Good
176 Days
Moderate
36 Days
Poor
0 Days
Unhealthy
0 Days
Severe
0 Days
Hazardous
0 Days

Under WHO’s Safe Air Quality Limits: 83%

Health Risk Level:

Low

In 2026, 83% of 212 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

Shimoayashi, 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
18AQI (US)
2nd January 2026
15AQI (US)
3rd January 2026
17AQI (US)
4th January 2026
19AQI (US)
5th January 2026
17AQI (US)
6th January 2026
19AQI (US)
7th January 2026
24AQI (US)
8th January 2026
22AQI (US)
9th January 2026
17AQI (US)
10th January 2026
20AQI (US)
11th January 2026
22AQI (US)
12th January 2026
19AQI (US)
13th January 2026
16AQI (US)
14th January 2026
12AQI (US)
15th January 2026
20AQI (US)
16th January 2026
28AQI (US)
17th January 2026
35AQI (US)
18th January 2026
21AQI (US)
19th January 2026
35AQI (US)
20th January 2026
24AQI (US)
21st January 2026
16AQI (US)
22nd January 2026
25AQI (US)
23rd January 2026
41AQI (US)
24th January 2026
37AQI (US)
25th January 2026
37AQI (US)
26th January 2026
32AQI (US)
27th January 2026
40AQI (US)
28th January 2026
26AQI (US)
29th January 2026
20AQI (US)
30th January 2026
35AQI (US)
31st January 2026
40AQI (US)
1st February 2026
34AQI (US)
2nd February 2026
35AQI (US)
3rd February 2026
32AQI (US)
4th February 2026
35AQI (US)
5th February 2026
41AQI (US)
6th February 2026
33AQI (US)
7th February 2026
17AQI (US)
8th February 2026
22AQI (US)
9th February 2026
40AQI (US)
10th February 2026
55AQI (US)
11th February 2026
61AQI (US)
12th February 2026
26AQI (US)
13th February 2026
26AQI (US)
14th February 2026
69AQI (US)
15th February 2026
45AQI (US)
16th February 2026
41AQI (US)
17th February 2026
20AQI (US)
18th February 2026
30AQI (US)
19th February 2026
30AQI (US)
20th February 2026
31AQI (US)
21st February 2026
47AQI (US)
22nd February 2026
42AQI (US)
23rd February 2026
38AQI (US)
24th February 2026
35AQI (US)
25th February 2026
36AQI (US)
26th February 2026
35AQI (US)
27th February 2026
40AQI (US)
28th February 2026
43AQI (US)
1st March 2026
52AQI (US)
2nd March 2026
86AQI (US)
3rd March 2026
55AQI (US)
4th March 2026
75AQI (US)
5th March 2026
67AQI (US)
6th March 2026
59AQI (US)
7th March 2026
49AQI (US)
8th March 2026
53AQI (US)
9th March 2026
52AQI (US)
10th March 2026
56AQI (US)
11th March 2026
56AQI (US)
12th March 2026
70AQI (US)
13th March 2026
47AQI (US)
14th March 2026
49AQI (US)
15th March 2026
62AQI (US)
16th March 2026
66AQI (US)
17th March 2026
57AQI (US)
18th March 2026
54AQI (US)
19th March 2026
38AQI (US)
20th March 2026
37AQI (US)
21st March 2026
53AQI (US)
22nd March 2026
37AQI (US)
23rd March 2026
40AQI (US)
24th March 2026
54AQI (US)
25th March 2026
51AQI (US)
26th March 2026
33AQI (US)
27th March 2026
23AQI (US)
28th March 2026
46AQI (US)
29th March 2026
56AQI (US)
30th March 2026
52AQI (US)
31st March 2026
44AQI (US)
1st April 2026
32AQI (US)
2nd April 2026
29AQI (US)
3rd April 2026
49AQI (US)
4th April 2026
50AQI (US)
5th April 2026
36AQI (US)
6th April 2026
21AQI (US)
7th April 2026
25AQI (US)
8th April 2026
26AQI (US)
9th April 2026
42AQI (US)
10th April 2026
49AQI (US)
11th April 2026
26AQI (US)
12th April 2026
18AQI (US)
13th April 2026
34AQI (US)
14th April 2026
44AQI (US)
15th April 2026
47AQI (US)
16th April 2026
29AQI (US)
17th April 2026
38AQI (US)
18th April 2026
38AQI (US)
19th April 2026
42AQI (US)
20th April 2026
31AQI (US)
21st April 2026
38AQI (US)
22nd April 2026
25AQI (US)
23rd April 2026
22AQI (US)
24th April 2026
30AQI (US)
25th April 2026
46AQI (US)
26th April 2026
46AQI (US)
27th April 2026
44AQI (US)
28th April 2026
39AQI (US)
29th April 2026
31AQI (US)
30th April 2026
40AQI (US)
1st May 2026
51AQI (US)
2nd May 2026
52AQI (US)
3rd May 2026
39AQI (US)
4th May 2026
29AQI (US)
5th May 2026
25AQI (US)
6th May 2026
37AQI (US)
7th May 2026
35AQI (US)
8th May 2026
26AQI (US)
9th May 2026
29AQI (US)
10th May 2026
38AQI (US)
11th May 2026
38AQI (US)
12th May 2026
42AQI (US)
13th May 2026
46AQI (US)
14th May 2026
38AQI (US)
15th May 2026
41AQI (US)
16th May 2026
86AQI (US)
17th May 2026
68AQI (US)
18th May 2026
53AQI (US)
19th May 2026
48AQI (US)
20th May 2026
61AQI (US)
21st May 2026
60AQI (US)
22nd May 2026
61AQI (US)
23rd May 2026
54AQI (US)
24th May 2026
59AQI (US)
25th May 2026
47AQI (US)
26th May 2026
40AQI (US)
27th May 2026
25AQI (US)
28th May 2026
25AQI (US)
29th May 2026
26AQI (US)
30th May 2026
29AQI (US)
31st May 2026
31AQI (US)
1st June 2026
27AQI (US)
2nd June 2026
33AQI (US)
3rd June 2026
18AQI (US)
4th June 2026
15AQI (US)
5th June 2026
22AQI (US)
6th June 2026
23AQI (US)
7th June 2026
21AQI (US)
8th June 2026
20AQI (US)
9th June 2026
22AQI (US)
10th June 2026
22AQI (US)
11th June 2026
24AQI (US)
12th June 2026
25AQI (US)
13th June 2026
26AQI (US)
14th June 2026
23AQI (US)
15th June 2026
24AQI (US)
16th June 2026
20AQI (US)
17th June 2026
25AQI (US)
18th June 2026
26AQI (US)
19th June 2026
28AQI (US)
20th June 2026
21AQI (US)
21st June 2026
19AQI (US)
22nd June 2026
18AQI (US)
23rd June 2026
21AQI (US)
24th June 2026
21AQI (US)
25th June 2026
27AQI (US)
26th June 2026
29AQI (US)
27th June 2026
27AQI (US)
28th June 2026
28AQI (US)
29th June 2026
29AQI (US)
30th June 2026
25AQI (US)
1st July 2026
24AQI (US)
2nd July 2026
24AQI (US)
3rd July 2026
24AQI (US)
4th July 2026
25AQI (US)
5th July 2026
22AQI (US)
6th July 2026
25AQI (US)
7th July 2026
26AQI (US)
8th July 2026
23AQI (US)
9th July 2026
24AQI (US)
10th July 2026
28AQI (US)
11th July 2026
30AQI (US)
12th July 2026
27AQI (US)
13th July 2026
16AQI (US)
14th July 2026
27AQI (US)
15th July 2026
32AQI (US)
16th July 2026
45AQI (US)
17th July 2026
41AQI (US)
18th July 2026
14AQI (US)
19th July 2026
22AQI (US)
20th July 2026
54AQI (US)
21st July 2026
54AQI (US)
22nd July 2026
52AQI (US)
23rd July 2026
26AQI (US)
24th July 2026
24AQI (US)
25th July 2026
25AQI (US)
26th July 2026
17AQI (US)
27th July 2026
20AQI (US)
28th July 2026
22AQI (US)
29th July 2026
25AQI (US)
30th July 2026
25AQI (US)
31st July 2026
24AQI (US)
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

25AQI (US)

37AQI (US)

53AQI (US)

36AQI (US)

43AQI (US)

24AQI (US)

28AQI (US)

No. of days

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

202635AQI (US)

31
25
3
11
20
30
21
10
30
28
3
176
36

Highest AQI (US) recorded in

March

53AQI (US)

Lowest AQI (US) recorded in

June

24AQI (US)

202535AQI (US)

31
28
27
4
28
2
30
1
27
3
18
13
30
1
30
21
10
30
29
2
329
36

Highest AQI (US) recorded in

July

49AQI (US)

Lowest AQI (US) recorded in

February

26AQI (US)

202433AQI (US)

31
28
1
28
3
20
9
1
31
27
3
25
6
31
30
31
29
1
31
342
23
1

Highest AQI (US) recorded in

April

47AQI (US)

Lowest AQI (US) recorded in

December

22AQI (US)

202336AQI (US)

29
1
26
2
18
11
19
11
23
8
26
4
26
5
26
5
29
1
31
28
1
30
1
311
50

Highest AQI (US) recorded in

April

51AQI (US)

Lowest AQI (US) recorded in

October

26AQI (US)

202234AQI (US)

30
19
2
27
4
22
8
25
6
27
3
24
1
3
1
29
29
2
29
1
31
295
28

Highest AQI (US) recorded in

April

44AQI (US)

Lowest AQI (US) recorded in

December

24AQI (US)

202131AQI (US)

31
26
2
26
3
20
1
28
3
22
8
25
6
31
30
31
30
31
331
23

Highest AQI (US) recorded in

June

40AQI (US)

Lowest AQI (US) recorded in

January

25AQI (US)

202026AQI (US)

12
1
21
17
1
28
2
31
25
6
19
31
28
2
31
243
12

Highest AQI (US) recorded in

August

39AQI (US)

Lowest AQI (US) recorded in

December

19AQI (US)

Most & Least Polluted Years Over the Last 7 Years

Most Polluted Year Recorded
2023(Avg.)
36AQI (US)
Least Polluted Year Recorded
2020(Avg.)
26AQI (US)

Shimoayashi's annual 2026 AQI (US) (35) shows an average percentage change of 8.9% (worsened AQI (US)) compared to previous years: 2020 (26), 2021 (31), 2022 (34), 2023 (36), 2024 (33), 2025 (35).