Country Background
HistoryAQIPM₂.₅PM₁₀COSO₂NO₂O₃

Arai, 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

Arai, Sendai, Miyagi, Japan

2022
2023
2024
2025
2026
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
31st Aug 2022
64AQI
Lowest AQI recorded on
11th Aug 2024
12AQI

Same Day Analysis (1st August):
On this day, AQI across the 5 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: 31st Jul - 1st Aug 2026

Arai, Sendai, Miyagi, Japan

AQI
Day
Night
.

4 AM31st Jul 2026

6 PM

3 AM1st Aug 2026

Day time
Avg. Highest Time
11AM31st Jul

29AQI

Avg. Lowest Time
8AM31st Jul

21AQI

Night time
Avg. Highest Time
2AM1st Aug

27AQI

Avg. Lowest Time
12AM1st Aug

21AQI

In the last 24 hours,

Arai's AQI reached its highest point of 29 at 11 AM during the Day, while the lowest point, 21, was recorded at 12 AM during the Night between 31st Jul and 1st Aug 2026.

Day & Night AQI Trend : Jul - Aug 2026

Arai, Sendai, Miyagi, Japan

JulAug
03rd - 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 - 01st01st
Day
Night
3rd Jul 2026224 AMAQI
3rd Jul 2026265 AMAQI
3rd Jul 2026246 AMAQI
3rd Jul 2026187 AMAQI
3rd Jul 2026168 AMAQI
3rd Jul 2026149 AMAQI
3rd Jul 20262210 AMAQI
3rd Jul 20262111 AMAQI
3rd Jul 20262312 PMAQI
3rd Jul 2026241 PMAQI
3rd Jul 2026262 PMAQI
3rd Jul 2026263 PMAQI
3rd Jul 2026284 PMAQI
3rd Jul 2026265 PMAQI
3rd Jul 2026246 PMAQI
3rd Jul 2026267 PMAQI
3rd Jul 2026268 PMAQI
3rd Jul 2026239 PMAQI
3rd Jul 20262410 PMAQI
3rd Jul 20262611 PMAQI
4th Jul 20262112 AMAQI
4th Jul 2026221 AMAQI
4th Jul 2026262 AMAQI
4th Jul 2026263 AMAQI

19°C18/20°C

4th Jul 2026264 AMAQI
4th Jul 2026255 AMAQI
4th Jul 2026276 AMAQI
4th Jul 2026247 AMAQI
4th Jul 2026268 AMAQI
4th Jul 2026239 AMAQI
4th Jul 20262410 AMAQI
4th Jul 20262311 AMAQI
4th Jul 20262412 PMAQI
4th Jul 2026241 PMAQI
4th Jul 2026242 PMAQI
4th Jul 2026263 PMAQI
4th Jul 2026254 PMAQI
4th Jul 2026265 PMAQI
4th Jul 2026226 PMAQI
4th Jul 2026247 PMAQI
4th Jul 2026228 PMAQI
4th Jul 2026229 PMAQI
4th Jul 20262610 PMAQI
4th Jul 20262411 PMAQI
5th Jul 20262412 AMAQI
5th Jul 2026281 AMAQI
5th Jul 2026222 AMAQI
5th Jul 2026243 AMAQI

20°C18/21°C

5th Jul 2026224 AMAQI
5th Jul 2026245 AMAQI
5th Jul 2026226 AMAQI
5th Jul 2026227 AMAQI
5th Jul 2026238 AMAQI
5th Jul 2026219 AMAQI
5th Jul 20262110 AMAQI
5th Jul 20261811 AMAQI
5th Jul 20262012 PMAQI
5th Jul 2026191 PMAQI
5th Jul 2026242 PMAQI
5th Jul 2026253 PMAQI
5th Jul 2026264 PMAQI
5th Jul 2026255 PMAQI
5th Jul 2026226 PMAQI
5th Jul 2026247 PMAQI
5th Jul 2026218 PMAQI
5th Jul 2026249 PMAQI
5th Jul 20262410 PMAQI
5th Jul 20262211 PMAQI
6th Jul 20262412 AMAQI
6th Jul 2026261 AMAQI
6th Jul 2026262 AMAQI
6th Jul 2026253 AMAQI

21°C19/23°C

6th Jul 2026214 AMAQI
6th Jul 2026265 AMAQI
6th Jul 2026246 AMAQI
6th Jul 2026267 AMAQI
6th Jul 2026258 AMAQI
6th Jul 2026219 AMAQI
6th Jul 20262610 AMAQI
6th Jul 20263911 AMAQI
6th Jul 20262012 PMAQI
6th Jul 2026181 PMAQI
6th Jul 2026202 PMAQI
6th Jul 2026223 PMAQI
6th Jul 2026244 PMAQI
6th Jul 2026205 PMAQI
6th Jul 2026196 PMAQI
6th Jul 2026227 PMAQI
6th Jul 2026268 PMAQI
6th Jul 2026249 PMAQI
6th Jul 20262610 PMAQI
6th Jul 20262611 PMAQI
7th Jul 20262812 AMAQI
7th Jul 2026251 AMAQI
7th Jul 2026282 AMAQI
7th Jul 2026273 AMAQI

21°C19/22°C

7th Jul 2026244 AMAQI
7th Jul 2026285 AMAQI
7th Jul 2026246 AMAQI
7th Jul 2026247 AMAQI
7th Jul 2026288 AMAQI
7th Jul 2026239 AMAQI
7th Jul 20262310 AMAQI
7th Jul 20262011 AMAQI
7th Jul 20262112 PMAQI
7th Jul 2026201 PMAQI
7th Jul 2026222 PMAQI
7th Jul 2026293 PMAQI
7th Jul 2026244 PMAQI
7th Jul 2026265 PMAQI
7th Jul 2026286 PMAQI
7th Jul 2026277 PMAQI
7th Jul 2026248 PMAQI
7th Jul 2026259 PMAQI
7th Jul 20262410 PMAQI
7th Jul 20262511 PMAQI
8th Jul 20262712 AMAQI
8th Jul 2026291 AMAQI
8th Jul 2026272 AMAQI
8th Jul 2026273 AMAQI

21°C18/24°C

8th Jul 2026254 AMAQI
8th Jul 2026285 AMAQI
8th Jul 2026286 AMAQI
8th Jul 2026287 AMAQI
8th Jul 2026268 AMAQI
8th Jul 2026239 AMAQI
8th Jul 20262410 AMAQI
8th Jul 20262211 AMAQI
8th Jul 20262412 PMAQI
8th Jul 2026221 PMAQI
8th Jul 2026232 PMAQI
8th Jul 2026253 PMAQI
8th Jul 2026254 PMAQI
8th Jul 2026245 PMAQI
8th Jul 2026216 PMAQI
8th Jul 2026187 PMAQI
8th Jul 2026198 PMAQI
8th Jul 2026209 PMAQI
8th Jul 20262210 PMAQI
8th Jul 20261411 PMAQI
9th Jul 20261612 AMAQI
9th Jul 2026191 AMAQI
9th Jul 2026262 AMAQI
9th Jul 2026263 AMAQI

22°C19/24°C

9th Jul 2026244 AMAQI
9th Jul 2026245 AMAQI
9th Jul 2026266 AMAQI
9th Jul 2026267 AMAQI
9th Jul 2026258 AMAQI
9th Jul 2026209 AMAQI
9th Jul 20262410 AMAQI
9th Jul 20262211 AMAQI
9th Jul 20262012 PMAQI
9th Jul 2026201 PMAQI
9th Jul 2026242 PMAQI
9th Jul 2026243 PMAQI
9th Jul 2026284 PMAQI
9th Jul 2026265 PMAQI
9th Jul 2026246 PMAQI
9th Jul 2026247 PMAQI
9th Jul 2026258 PMAQI
9th Jul 2026249 PMAQI
9th Jul 20262210 PMAQI
9th Jul 20262611 PMAQI
10th Jul 20262612 AMAQI
10th Jul 2026261 AMAQI
10th Jul 2026262 AMAQI
10th Jul 2026253 AMAQI

23°C19/26°C

10th Jul 2026234 AMAQI
10th Jul 2026275 AMAQI
10th Jul 2026286 AMAQI
10th Jul 2026287 AMAQI
10th Jul 2026288 AMAQI
10th Jul 2026299 AMAQI
10th Jul 20263010 AMAQI
10th Jul 20262711 AMAQI
10th Jul 20262712 PMAQI
10th Jul 2026241 PMAQI
10th Jul 2026242 PMAQI
10th Jul 2026243 PMAQI
10th Jul 2026264 PMAQI
10th Jul 2026285 PMAQI
10th Jul 2026296 PMAQI
10th Jul 2026287 PMAQI
10th Jul 2026268 PMAQI
10th Jul 2026289 PMAQI
10th Jul 20263010 PMAQI
10th Jul 20263011 PMAQI
11th Jul 20263112 AMAQI
11th Jul 2026321 AMAQI
11th Jul 2026302 AMAQI
11th Jul 2026303 AMAQI

24°C20/28°C

11th Jul 2026264 AMAQI
11th Jul 2026305 AMAQI
11th Jul 2026326 AMAQI
11th Jul 2026297 AMAQI
11th Jul 2026308 AMAQI
11th Jul 2026329 AMAQI
11th Jul 20263510 AMAQI
11th Jul 20262811 AMAQI
11th Jul 20262812 PMAQI
11th Jul 2026241 PMAQI
11th Jul 2026242 PMAQI
11th Jul 2026243 PMAQI
11th Jul 2026284 PMAQI
11th Jul 2026325 PMAQI
11th Jul 2026326 PMAQI
11th Jul 2026297 PMAQI
11th Jul 2026288 PMAQI
11th Jul 2026319 PMAQI
11th Jul 20263010 PMAQI
11th Jul 20263211 PMAQI
12th Jul 20263412 AMAQI
12th Jul 2026311 AMAQI
12th Jul 2026292 AMAQI
12th Jul 2026283 AMAQI

24°C21/28°C

12th Jul 2026284 AMAQI
12th Jul 2026265 AMAQI
12th Jul 2026266 AMAQI
12th Jul 2026277 AMAQI
12th Jul 2026288 AMAQI
12th Jul 2026309 AMAQI
12th Jul 20261610 AMAQI
12th Jul 20261211 AMAQI
12th Jul 20261812 PMAQI
12th Jul 2026211 PMAQI
12th Jul 2026222 PMAQI
12th Jul 2026243 PMAQI
12th Jul 2026284 PMAQI
12th Jul 2026285 PMAQI
12th Jul 2026286 PMAQI
12th Jul 2026297 PMAQI
12th Jul 2026268 PMAQI
12th Jul 2026319 PMAQI
12th Jul 20263010 PMAQI
12th Jul 20262811 PMAQI
13th Jul 20263012 AMAQI
13th Jul 2026321 AMAQI
13th Jul 2026282 AMAQI
13th Jul 2026273 AMAQI

22°C21/23°C

13th Jul 2026184 AMAQI
13th Jul 2026165 AMAQI
13th Jul 2026176 AMAQI
13th Jul 2026257 AMAQI
13th Jul 2026178 AMAQI
13th Jul 2026189 AMAQI
13th Jul 20263010 AMAQI
13th Jul 20262411 AMAQI
13th Jul 20262112 PMAQI
13th Jul 2026191 PMAQI
13th Jul 2026202 PMAQI
13th Jul 2026193 PMAQI
13th Jul 202684 PMAQI
13th Jul 202685 PMAQI
13th Jul 202686 PMAQI
13th Jul 2026127 PMAQI
13th Jul 2026128 PMAQI
13th Jul 2026289 PMAQI
13th Jul 20262810 PMAQI
13th Jul 20262011 PMAQI
14th Jul 2026812 AMAQI
14th Jul 2026291 AMAQI
14th Jul 2026202 AMAQI
14th Jul 202683 AMAQI

23°C21/27°C

14th Jul 202684 AMAQI
14th Jul 2026185 AMAQI
14th Jul 202686 AMAQI
14th Jul 2026187 AMAQI
14th Jul 2026198 AMAQI
14th Jul 2026209 AMAQI
14th Jul 2026910 AMAQI
14th Jul 20262611 AMAQI
14th Jul 20262312 PMAQI
14th Jul 2026201 PMAQI
14th Jul 2026222 PMAQI
14th Jul 2026193 PMAQI
14th Jul 2026244 PMAQI
14th Jul 2026285 PMAQI
14th Jul 2026306 PMAQI
14th Jul 2026307 PMAQI
14th Jul 2026288 PMAQI
14th Jul 2026319 PMAQI
14th Jul 20264410 PMAQI
14th Jul 20263211 PMAQI
15th Jul 20264412 AMAQI
15th Jul 2026421 AMAQI
15th Jul 2026402 AMAQI
15th Jul 2026423 AMAQI

25°C22/29°C

15th Jul 2026404 AMAQI
15th Jul 2026335 AMAQI
15th Jul 2026386 AMAQI
15th Jul 2026367 AMAQI
15th Jul 2026388 AMAQI
15th Jul 2026299 AMAQI
15th Jul 20265310 AMAQI
15th Jul 20264911 AMAQI
15th Jul 20266012 PMAQI
15th Jul 2026551 PMAQI
15th Jul 2026442 PMAQI
15th Jul 2026423 PMAQI
15th Jul 2026514 PMAQI
15th Jul 2026555 PMAQI
15th Jul 2026706 PMAQI
15th Jul 2026717 PMAQI
15th Jul 2026518 PMAQI
15th Jul 2026489 PMAQI
15th Jul 20264810 PMAQI
15th Jul 20265411 PMAQI
16th Jul 20265612 AMAQI
16th Jul 2026511 AMAQI
16th Jul 2026422 AMAQI
16th Jul 2026533 AMAQI

26°C22/30°C

16th Jul 2026514 AMAQI
16th Jul 2026565 AMAQI
16th Jul 2026486 AMAQI
16th Jul 2026527 AMAQI
16th Jul 2026428 AMAQI
16th Jul 2026329 AMAQI
16th Jul 20263210 AMAQI
16th Jul 20264211 AMAQI
16th Jul 20265712 PMAQI
16th Jul 2026541 PMAQI
16th Jul 2026732 PMAQI
16th Jul 2026783 PMAQI
16th Jul 2026724 PMAQI
16th Jul 2026745 PMAQI
16th Jul 2026716 PMAQI
16th Jul 2026687 PMAQI
16th Jul 2026688 PMAQI
16th Jul 2026689 PMAQI
16th Jul 20266910 PMAQI
16th Jul 20266511 PMAQI
17th Jul 20266312 AMAQI
17th Jul 2026671 AMAQI
17th Jul 2026662 AMAQI
17th Jul 2026563 AMAQI

26°C23/30°C

17th Jul 2026554 AMAQI
17th Jul 2026555 AMAQI
17th Jul 2026546 AMAQI
17th Jul 2026557 AMAQI
17th Jul 2026508 AMAQI
17th Jul 2026469 AMAQI
17th Jul 20264810 AMAQI
17th Jul 20264611 AMAQI
17th Jul 20264412 PMAQI
17th Jul 2026311 PMAQI
17th Jul 2026252 PMAQI
17th Jul 2026273 PMAQI
17th Jul 2026234 PMAQI
17th Jul 2026275 PMAQI
17th Jul 2026206 PMAQI
17th Jul 2026127 PMAQI
17th Jul 2026128 PMAQI
17th Jul 2026129 PMAQI
17th Jul 20261210 PMAQI
17th Jul 20261211 PMAQI
18th Jul 20261212 AMAQI
18th Jul 2026121 AMAQI
18th Jul 2026122 AMAQI
18th Jul 2026143 AMAQI

23°C22/24°C

18th Jul 202684 AMAQI
18th Jul 202685 AMAQI
18th Jul 202686 AMAQI
18th Jul 202687 AMAQI
18th Jul 202688 AMAQI
18th Jul 202689 AMAQI
18th Jul 20261210 AMAQI
18th Jul 20261011 AMAQI
18th Jul 20261012 PMAQI
18th Jul 2026121 PMAQI
18th Jul 202682 PMAQI
18th Jul 2026123 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 2026810 PMAQI
18th Jul 20261011 PMAQI
19th Jul 2026612 AMAQI
19th Jul 2026101 AMAQI
19th Jul 202682 AMAQI
19th Jul 202663 AMAQI

23°C22/24°C

19th Jul 202664 AMAQI
19th Jul 202665 AMAQI
19th Jul 202686 AMAQI
19th Jul 202687 AMAQI
19th Jul 2026258 AMAQI
19th Jul 2026259 AMAQI
19th Jul 20262710 AMAQI
19th Jul 20262511 AMAQI
19th Jul 20262512 PMAQI
19th Jul 2026251 PMAQI
19th Jul 2026292 PMAQI
19th Jul 2026293 PMAQI
19th Jul 2026254 PMAQI
19th Jul 2026215 PMAQI
19th Jul 2026216 PMAQI
19th Jul 2026237 PMAQI
19th Jul 2026218 PMAQI
19th Jul 2026239 PMAQI
19th Jul 20262310 PMAQI
19th Jul 20262111 PMAQI
20th Jul 20262112 AMAQI
20th Jul 2026211 AMAQI
20th Jul 2026212 AMAQI
20th Jul 2026213 AMAQI

24°C22/28°C

20th Jul 2026234 AMAQI
20th Jul 2026215 AMAQI
20th Jul 2026216 AMAQI
20th Jul 2026217 AMAQI
20th Jul 2026218 AMAQI
20th Jul 2026219 AMAQI
20th Jul 20262510 AMAQI
20th Jul 20262711 AMAQI
20th Jul 20263112 PMAQI
20th Jul 2026561 PMAQI
20th Jul 2026582 PMAQI
20th Jul 2026593 PMAQI
20th Jul 2026624 PMAQI
20th Jul 2026645 PMAQI
20th Jul 2026576 PMAQI
20th Jul 2026607 PMAQI
20th Jul 2026608 PMAQI
20th Jul 2026519 PMAQI
20th Jul 20266010 PMAQI
20th Jul 20265611 PMAQI
21st Jul 20264612 AMAQI
21st Jul 2026401 AMAQI
21st Jul 2026362 AMAQI
21st Jul 2026463 AMAQI

27°C23/32°C

21st Jul 2026524 AMAQI
21st Jul 2026545 AMAQI
21st Jul 2026556 AMAQI
21st Jul 2026567 AMAQI
21st Jul 2026548 AMAQI
21st Jul 2026539 AMAQI
21st Jul 20266210 AMAQI
21st Jul 20266511 AMAQI
21st Jul 2026671 PMAQI
21st Jul 2026742 PMAQI
21st Jul 2026783 PMAQI
21st Jul 2026644 PMAQI
21st Jul 2026605 PMAQI
21st Jul 2026646 PMAQI
21st Jul 2026997 PMAQI
21st Jul 2026608 PMAQI
21st Jul 2026589 PMAQI
21st Jul 20266810 PMAQI
21st Jul 20267111 PMAQI
22nd Jul 20266912 AMAQI
22nd Jul 2026541 AMAQI
22nd Jul 2026402 AMAQI
22nd Jul 2026403 AMAQI

27°C23/31°C

22nd Jul 2026404 AMAQI
22nd Jul 2026365 AMAQI
22nd Jul 2026336 AMAQI
22nd Jul 2026317 AMAQI
22nd Jul 2026318 AMAQI
22nd Jul 2026449 AMAQI
22nd Jul 20265710 AMAQI
22nd Jul 20266211 AMAQI
22nd Jul 20266412 PMAQI
22nd Jul 2026601 PMAQI
22nd Jul 2026542 PMAQI
22nd Jul 2026533 PMAQI
22nd Jul 2026554 PMAQI
22nd Jul 2026565 PMAQI
22nd Jul 2026626 PMAQI
22nd Jul 2026667 PMAQI
22nd Jul 2026648 PMAQI
22nd Jul 2026699 PMAQI
22nd Jul 20266810 PMAQI
22nd Jul 20266711 PMAQI
23rd Jul 20266512 AMAQI
23rd Jul 2026581 AMAQI
23rd Jul 2026482 AMAQI
23rd Jul 2026383 AMAQI

28°C24/32°C

23rd Jul 2026274 AMAQI
23rd Jul 2026235 AMAQI
23rd Jul 2026146 AMAQI
23rd Jul 2026147 AMAQI
23rd Jul 2026128 AMAQI
23rd Jul 2026169 AMAQI
23rd Jul 20262110 AMAQI
23rd Jul 20262311 AMAQI
23rd Jul 20262812 PMAQI
23rd Jul 2026281 PMAQI
23rd Jul 2026122 PMAQI
23rd Jul 2026173 PMAQI
23rd Jul 2026194 PMAQI
23rd Jul 2026215 PMAQI
23rd Jul 2026196 PMAQI
23rd Jul 2026237 PMAQI
23rd Jul 2026238 PMAQI
23rd Jul 2026279 PMAQI
23rd Jul 20262510 PMAQI
23rd Jul 20262711 PMAQI
24th Jul 20262112 AMAQI
24th Jul 2026211 AMAQI
24th Jul 2026232 AMAQI
24th Jul 2026213 AMAQI

25°C22/31°C

24th Jul 2026254 AMAQI
24th Jul 2026235 AMAQI
24th Jul 2026236 AMAQI
24th Jul 2026217 AMAQI
24th Jul 2026258 AMAQI
24th Jul 2026299 AMAQI
24th Jul 20262710 AMAQI
24th Jul 20262311 AMAQI
24th Jul 20262712 PMAQI
24th Jul 2026271 PMAQI
24th Jul 2026212 PMAQI
24th Jul 2026233 PMAQI
24th Jul 2026214 PMAQI
24th Jul 2026235 PMAQI
24th Jul 2026236 PMAQI
24th Jul 2026217 PMAQI
24th Jul 2026218 PMAQI
24th Jul 2026219 PMAQI
24th Jul 20262510 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 2026214 AMAQI
25th Jul 2026215 AMAQI
25th Jul 2026296 AMAQI
25th Jul 2026237 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 2026232 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 2026219 PMAQI
25th Jul 20262310 PMAQI
25th Jul 20262111 PMAQI
26th Jul 20262112 AMAQI
26th Jul 2026171 AMAQI
26th Jul 2026192 AMAQI
26th Jul 2026163 AMAQI

22°C21/23°C

26th Jul 2026124 AMAQI
26th Jul 2026175 AMAQI
26th Jul 2026196 AMAQI
26th Jul 2026257 AMAQI
26th Jul 2026258 AMAQI
26th Jul 2026239 AMAQI
26th Jul 20262310 AMAQI
26th Jul 20261911 AMAQI
26th Jul 20262112 PMAQI
26th Jul 2026251 PMAQI
26th Jul 2026252 PMAQI
26th Jul 2026253 PMAQI
26th Jul 2026254 PMAQI
26th Jul 2026255 PMAQI
26th Jul 2026256 PMAQI
26th Jul 2026257 PMAQI
26th Jul 2026258 PMAQI
26th Jul 2026259 PMAQI
26th Jul 20262510 PMAQI
26th Jul 20262511 PMAQI
27th Jul 20262312 AMAQI
27th Jul 2026231 AMAQI
27th Jul 2026232 AMAQI
27th Jul 2026233 AMAQI

21°C20/21°C

27th Jul 2026194 AMAQI
27th Jul 2026215 AMAQI
27th Jul 2026216 AMAQI
27th Jul 2026217 AMAQI
27th Jul 2026198 AMAQI
27th Jul 2026219 AMAQI
27th Jul 20261910 AMAQI
27th Jul 20262111 AMAQI
27th Jul 20262112 PMAQI
27th Jul 2026211 PMAQI
27th Jul 2026272 PMAQI
27th Jul 2026293 PMAQI
27th Jul 2026214 PMAQI
27th Jul 2026215 PMAQI
27th Jul 2026216 PMAQI
27th Jul 2026257 PMAQI
27th Jul 2026258 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 2026234 AMAQI
28th Jul 2026255 AMAQI
28th Jul 2026236 AMAQI
28th Jul 2026237 AMAQI
28th Jul 2026238 AMAQI
28th Jul 2026239 AMAQI
28th Jul 20262510 AMAQI
28th Jul 20262511 AMAQI
28th Jul 20262312 PMAQI
28th Jul 2026251 PMAQI
28th Jul 2026272 PMAQI
28th Jul 2026233 PMAQI
28th Jul 2026234 PMAQI
28th Jul 2026215 PMAQI
28th Jul 2026236 PMAQI
28th Jul 2026257 PMAQI
28th Jul 2026258 PMAQI
28th Jul 2026279 PMAQI
28th Jul 20262110 PMAQI
28th Jul 20262511 PMAQI
29th Jul 20262512 AMAQI
29th Jul 2026211 AMAQI
29th Jul 2026212 AMAQI
29th Jul 2026213 AMAQI

21°C19/23°C

29th Jul 2026214 AMAQI
29th Jul 2026235 AMAQI
29th Jul 2026216 AMAQI
29th Jul 2026217 AMAQI
29th Jul 2026238 AMAQI
29th Jul 2026259 AMAQI
29th Jul 20262110 AMAQI
29th Jul 20262111 AMAQI
29th Jul 20262712 PMAQI
29th Jul 2026331 PMAQI
29th Jul 2026382 PMAQI
29th Jul 2026313 PMAQI
29th Jul 2026334 PMAQI
29th Jul 2026255 PMAQI
29th Jul 2026236 PMAQI
29th Jul 2026237 PMAQI
29th Jul 2026258 PMAQI
29th Jul 2026239 PMAQI
29th Jul 20262510 PMAQI
29th Jul 20262511 PMAQI
30th Jul 20262312 AMAQI
30th Jul 2026251 AMAQI
30th Jul 2026252 AMAQI
30th Jul 2026253 AMAQI

24°C21/27°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 2026232 PMAQI
30th Jul 2026253 PMAQI
30th Jul 2026254 PMAQI
30th Jul 2026255 PMAQI
30th Jul 2026256 PMAQI
30th Jul 2026237 PMAQI
30th Jul 2026218 PMAQI
30th Jul 2026239 PMAQI
30th Jul 20262110 PMAQI
30th Jul 20262111 PMAQI
31st Jul 20262112 AMAQI
31st Jul 2026211 AMAQI
31st Jul 2026252 AMAQI
31st Jul 2026213 AMAQI

25°C21/30°C

31st Jul 2026234 AMAQI
31st Jul 2026275 AMAQI
31st Jul 2026256 AMAQI
31st Jul 2026237 AMAQI
31st Jul 2026218 AMAQI
31st Jul 2026259 AMAQI
31st Jul 20262710 AMAQI
31st Jul 20262911 AMAQI
31st Jul 20262512 PMAQI
31st Jul 2026231 PMAQI
31st Jul 2026232 PMAQI
31st Jul 2026233 PMAQI
31st Jul 2026254 PMAQI
31st Jul 2026255 PMAQI
31st Jul 2026296 PMAQI
31st Jul 2026217 PMAQI
31st Jul 2026238 PMAQI
31st Jul 2026259 PMAQI
31st Jul 20262510 PMAQI
31st Jul 20262311 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
4 AM
1st Aug 2026215 AMAQI
1st Aug 2026216 AMAQI
1st Aug 2026277 AMAQI
1st Aug 2026318 AMAQI
1st Aug 2026259 AMAQI
1st Aug 20262310 AMAQI
1st Aug 20262711 AMAQI
11 AM
1st Aug 20262512 PMAQI
1st Aug 2026251 PMAQI
1st Aug 2026292 PMAQI
1st Aug 2026293 PMAQI
1st Aug 2026254 PMAQI
1st Aug 2026295 PMAQI
1st Aug 2026216 PMAQI
6 PM
1st Aug 2026217 PMAQI
1st Aug 2026258 PMAQI
1st Aug 2026259 PMAQI
1st Aug 20262510 PMAQI
1st Aug 20262511 PMAQI
11 PM
3 AM

23°C22/26°C

Day time
Avg. Highest Time
3 PM

31AQI

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

25AQI

1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 3 PM to 3 PM (Avg. 31), while the lowest AQI was between 4 AM to 4 AM (Avg. 25).
Night time
Avg. Highest Time
7 PM

31AQI

1 hours / Day
30 hours / Month
Avg. Lowest Time
3 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. 31), while the lowest AQI was between 3 AM to 3 AM (Avg. 27).

2026 Days Vs Air Quality

Arai, Sendai, Miyagi, Japan

2026

85%

180

15%

33

Total number of days with different AQI categories in last 213 days in 2026 (152 days remaining)

Good
180 Days
Moderate
33 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 213 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

Arai, 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
19AQI (US)
3rd January 2026
21AQI (US)
4th January 2026
20AQI (US)
5th January 2026
22AQI (US)
6th January 2026
21AQI (US)
7th January 2026
29AQI (US)
8th January 2026
28AQI (US)
9th January 2026
24AQI (US)
10th January 2026
30AQI (US)
11th January 2026
23AQI (US)
12th January 2026
20AQI (US)
13th January 2026
19AQI (US)
14th January 2026
17AQI (US)
15th January 2026
26AQI (US)
16th January 2026
33AQI (US)
17th January 2026
37AQI (US)
18th January 2026
23AQI (US)
19th January 2026
34AQI (US)
20th January 2026
24AQI (US)
21st January 2026
17AQI (US)
22nd January 2026
20AQI (US)
23rd January 2026
33AQI (US)
24th January 2026
34AQI (US)
25th January 2026
40AQI (US)
26th January 2026
27AQI (US)
27th January 2026
32AQI (US)
28th January 2026
30AQI (US)
29th January 2026
25AQI (US)
30th January 2026
38AQI (US)
31st January 2026
42AQI (US)
1st February 2026
34AQI (US)
2nd February 2026
38AQI (US)
3rd February 2026
32AQI (US)
4th February 2026
34AQI (US)
5th February 2026
45AQI (US)
6th February 2026
36AQI (US)
7th February 2026
24AQI (US)
8th February 2026
24AQI (US)
9th February 2026
39AQI (US)
10th February 2026
48AQI (US)
11th February 2026
61AQI (US)
12th February 2026
35AQI (US)
13th February 2026
32AQI (US)
14th February 2026
65AQI (US)
15th February 2026
51AQI (US)
16th February 2026
45AQI (US)
17th February 2026
24AQI (US)
18th February 2026
38AQI (US)
19th February 2026
30AQI (US)
20th February 2026
36AQI (US)
21st February 2026
45AQI (US)
22nd February 2026
43AQI (US)
23rd February 2026
45AQI (US)
24th February 2026
41AQI (US)
25th February 2026
43AQI (US)
26th February 2026
41AQI (US)
27th February 2026
40AQI (US)
28th February 2026
34AQI (US)
1st March 2026
37AQI (US)
2nd March 2026
66AQI (US)
3rd March 2026
50AQI (US)
4th March 2026
63AQI (US)
5th March 2026
60AQI (US)
6th March 2026
55AQI (US)
7th March 2026
42AQI (US)
8th March 2026
40AQI (US)
9th March 2026
43AQI (US)
10th March 2026
55AQI (US)
11th March 2026
54AQI (US)
12th March 2026
61AQI (US)
13th March 2026
39AQI (US)
14th March 2026
47AQI (US)
15th March 2026
58AQI (US)
16th March 2026
55AQI (US)
17th March 2026
53AQI (US)
18th March 2026
54AQI (US)
19th March 2026
33AQI (US)
20th March 2026
40AQI (US)
21st March 2026
44AQI (US)
22nd March 2026
45AQI (US)
23rd March 2026
52AQI (US)
24th March 2026
63AQI (US)
25th March 2026
62AQI (US)
26th March 2026
35AQI (US)
27th March 2026
26AQI (US)
28th March 2026
48AQI (US)
29th March 2026
54AQI (US)
30th March 2026
58AQI (US)
31st March 2026
46AQI (US)
1st April 2026
31AQI (US)
2nd April 2026
27AQI (US)
3rd April 2026
49AQI (US)
4th April 2026
52AQI (US)
5th April 2026
38AQI (US)
6th April 2026
23AQI (US)
7th April 2026
26AQI (US)
8th April 2026
23AQI (US)
9th April 2026
34AQI (US)
10th April 2026
52AQI (US)
11th April 2026
27AQI (US)
12th April 2026
22AQI (US)
13th April 2026
32AQI (US)
14th April 2026
36AQI (US)
15th April 2026
40AQI (US)
16th April 2026
29AQI (US)
17th April 2026
34AQI (US)
18th April 2026
36AQI (US)
19th April 2026
37AQI (US)
20th April 2026
33AQI (US)
21st April 2026
39AQI (US)
22nd April 2026
27AQI (US)
23rd April 2026
31AQI (US)
24th April 2026
27AQI (US)
25th April 2026
26AQI (US)
26th April 2026
46AQI (US)
27th April 2026
44AQI (US)
28th April 2026
39AQI (US)
29th April 2026
31AQI (US)
30th April 2026
39AQI (US)
1st May 2026
50AQI (US)
2nd May 2026
52AQI (US)
3rd May 2026
39AQI (US)
4th May 2026
30AQI (US)
5th May 2026
23AQI (US)
6th May 2026
30AQI (US)
7th May 2026
30AQI (US)
8th May 2026
26AQI (US)
9th May 2026
28AQI (US)
10th May 2026
31AQI (US)
11th May 2026
30AQI (US)
12th May 2026
33AQI (US)
13th May 2026
39AQI (US)
14th May 2026
35AQI (US)
15th May 2026
34AQI (US)
16th May 2026
83AQI (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
55AQI (US)
24th May 2026
59AQI (US)
25th May 2026
47AQI (US)
26th May 2026
40AQI (US)
27th May 2026
26AQI (US)
28th May 2026
25AQI (US)
29th May 2026
24AQI (US)
30th May 2026
23AQI (US)
31st May 2026
27AQI (US)
1st June 2026
28AQI (US)
2nd June 2026
32AQI (US)
3rd June 2026
20AQI (US)
4th June 2026
13AQI (US)
5th June 2026
20AQI (US)
6th June 2026
21AQI (US)
7th June 2026
20AQI (US)
8th June 2026
19AQI (US)
9th June 2026
23AQI (US)
10th June 2026
21AQI (US)
11th June 2026
24AQI (US)
12th June 2026
25AQI (US)
13th June 2026
26AQI (US)
14th June 2026
23AQI (US)
15th June 2026
21AQI (US)
16th June 2026
17AQI (US)
17th June 2026
23AQI (US)
18th June 2026
24AQI (US)
19th June 2026
24AQI (US)
20th June 2026
21AQI (US)
21st June 2026
20AQI (US)
22nd June 2026
11AQI (US)
23rd June 2026
19AQI (US)
24th June 2026
22AQI (US)
25th June 2026
27AQI (US)
26th June 2026
28AQI (US)
27th June 2026
26AQI (US)
28th June 2026
28AQI (US)
29th June 2026
27AQI (US)
30th June 2026
23AQI (US)
1st July 2026
22AQI (US)
2nd July 2026
22AQI (US)
3rd July 2026
23AQI (US)
4th July 2026
24AQI (US)
5th July 2026
23AQI (US)
6th July 2026
24AQI (US)
7th July 2026
25AQI (US)
8th July 2026
24AQI (US)
9th July 2026
24AQI (US)
10th July 2026
27AQI (US)
11th July 2026
29AQI (US)
12th July 2026
26AQI (US)
13th July 2026
20AQI (US)
14th July 2026
22AQI (US)
15th July 2026
47AQI (US)
16th July 2026
57AQI (US)
17th July 2026
38AQI (US)
18th July 2026
10AQI (US)
19th July 2026
19AQI (US)
20th July 2026
39AQI (US)
21st July 2026
60AQI (US)
22nd July 2026
53AQI (US)
23rd July 2026
26AQI (US)
24th July 2026
23AQI (US)
25th July 2026
24AQI (US)
26th July 2026
22AQI (US)
27th July 2026
22AQI (US)
28th July 2026
23AQI (US)
29th July 2026
25AQI (US)
30th July 2026
25AQI (US)
31st July 2026
24AQI (US)
1st August 2026
25AQI (US)
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

27AQI (US)

39AQI (US)

50AQI (US)

34AQI (US)

41AQI (US)

23AQI (US)

28AQI (US)

25AQI (US)

No. of days

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

202634AQI (US)

31
25
3
15
16
28
2
22
9
30
28
3
1
180
33

Highest AQI (US) recorded in

March

50AQI (US)

Lowest AQI (US) recorded in

June

23AQI (US)

202536AQI (US)

31
28
26
5
26
4
29
2
27
3
11
20
31
30
25
6
30
29
2
323
42

Highest AQI (US) recorded in

July

52AQI (US)

Lowest AQI (US) recorded in

February

28AQI (US)

202431AQI (US)

31
27
2
28
3
20
9
1
27
4
26
4
22
9
31
30
31
29
1
31
333
32
1

Highest AQI (US) recorded in

April

44AQI (US)

Lowest AQI (US) recorded in

January

21AQI (US)

202335AQI (US)

27
3
26
2
15
14
16
14
23
8
25
5
22
9
22
9
28
2
31
28
1
29
2
292
69

Highest AQI (US) recorded in

April

49AQI (US)

Lowest AQI (US) recorded in

December

24AQI (US)

202232AQI (US)

29
20
1
24
7
23
6
25
6
27
3
21
1
1
26
2
29
2
29
1
31
285
29

Highest AQI (US) recorded in

August

51AQI (US)

Lowest AQI (US) recorded in

December

21AQI (US)

202130AQI (US)

4
23
4
25
5
1
27
3
29
2
25
5
28
3
31
30
31
30
31
314
22
1

Highest AQI (US) recorded in

March

44AQI (US)

Lowest AQI (US) recorded in

October

23AQI (US)

202028AQI (US)

12
1
19
2
17
1
27
3
31
26
5
19
31
28
2
30
1
240
15

Highest AQI (US) recorded in

August

36AQI (US)

Lowest AQI (US) recorded in

July

21AQI (US)

Most & Least Polluted Years Over the Last 7 Years

Most Polluted Year Recorded
2025(Avg.)
36AQI (US)
Least Polluted Year Recorded
2020(Avg.)
28AQI (US)

Arai's annual 2026 AQI (US) (34) shows an average percentage change of 7.04% (worsened AQI (US)) compared to previous years: 2020 (28), 2021 (30), 2022 (32), 2023 (35), 2024 (31), 2025 (36).