Country Background
HistoryAQIPM₂.₅PM₁₀COSO₂NO₂O₃

Aizawa, Kanagawa, 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

Aizawa, Kanagawa, Japan

2022
2023
2024
2025
2026
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
1st Aug 2026
66AQI
Lowest AQI recorded on
30th Aug 2024
12AQI

Same Day Analysis (5th August):
On this day, AQI across the 5 years varied significantly: 2026 ranks 3rd highest AQI at 32 of Good air quality, showing improvement over 2025 and 2024 on the same day.

Day & Night AQI Trend: 5th Aug - 6th Aug 2026

Aizawa, Kanagawa, Japan

AQI
Day
Night
.

4 AM5th Aug 2026

6 PM

3 AM6th Aug 2026

Day time
Avg. Highest Time
5PM5th Aug

33AQI

Avg. Lowest Time
11AM5th Aug

29AQI

Night time
Avg. Highest Time
8PM5th Aug

36AQI

Avg. Lowest Time
3AM6th Aug

32AQI

In the last 24 hours,

Aizawa's AQI reached its highest point of 36 at 8 PM during the Night, while the lowest point, 29, was recorded at 11 AM during the Day between 5th Aug and 6th Aug 2026.

Day & Night AQI Trend : Jul - Aug 2026

Aizawa, Kanagawa, Japan

JulAug
08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 31st31st - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th - 06th06th
Day
Night
8th Jul 2026284 AMAQI
8th Jul 2026295 AMAQI
8th Jul 2026276 AMAQI
8th Jul 2026297 AMAQI
8th Jul 2026288 AMAQI
8th Jul 2026269 AMAQI
8th Jul 20262610 AMAQI
8th Jul 20262611 AMAQI
8th Jul 20262412 PMAQI
8th Jul 2026241 PMAQI
8th Jul 2026242 PMAQI
8th Jul 2026263 PMAQI
8th Jul 2026264 PMAQI
8th Jul 2026265 PMAQI
8th Jul 2026246 PMAQI
8th Jul 2026207 PMAQI
8th Jul 2026208 PMAQI
8th Jul 2026209 PMAQI
8th Jul 20262010 PMAQI
8th Jul 20262411 PMAQI
9th Jul 20262712 AMAQI
9th Jul 2026271 AMAQI
9th Jul 2026292 AMAQI
9th Jul 2026283 AMAQI

23°C20/27°C

9th Jul 2026284 AMAQI
9th Jul 2026275 AMAQI
9th Jul 2026276 AMAQI
9th Jul 2026277 AMAQI
9th Jul 2026288 AMAQI
9th Jul 2026229 AMAQI
9th Jul 20262310 AMAQI
9th Jul 20262211 AMAQI
9th Jul 20262212 PMAQI
9th Jul 2026221 PMAQI
9th Jul 2026232 PMAQI
9th Jul 2026263 PMAQI
9th Jul 2026244 PMAQI
9th Jul 2026245 PMAQI
9th Jul 2026226 PMAQI
9th Jul 2026227 PMAQI
9th Jul 2026208 PMAQI
9th Jul 2026229 PMAQI
9th Jul 20262410 PMAQI
9th Jul 20262611 PMAQI
10th Jul 20262712 AMAQI
10th Jul 2026261 AMAQI
10th Jul 2026262 AMAQI
10th Jul 2026263 AMAQI

24°C20/29°C

10th Jul 2026244 AMAQI
10th Jul 2026245 AMAQI
10th Jul 2026246 AMAQI
10th Jul 2026217 AMAQI
10th Jul 2026188 AMAQI
10th Jul 2026269 AMAQI
10th Jul 20262610 AMAQI
10th Jul 20262211 AMAQI
10th Jul 20262012 PMAQI
10th Jul 2026241 PMAQI
10th Jul 2026242 PMAQI
10th Jul 2026213 PMAQI
10th Jul 2026224 PMAQI
10th Jul 2026285 PMAQI
10th Jul 2026286 PMAQI
10th Jul 2026287 PMAQI
10th Jul 2026248 PMAQI
10th Jul 2026289 PMAQI
10th Jul 20262510 PMAQI
10th Jul 20262011 PMAQI
11th Jul 20262412 AMAQI
11th Jul 2026301 AMAQI
11th Jul 2026302 AMAQI
11th Jul 2026303 AMAQI

25°C21/30°C

11th Jul 2026274 AMAQI
11th Jul 2026325 AMAQI
11th Jul 2026316 AMAQI
11th Jul 2026327 AMAQI
11th Jul 2026328 AMAQI
11th Jul 2026339 AMAQI
11th Jul 20263410 AMAQI
11th Jul 20262711 AMAQI
11th Jul 20263012 PMAQI
11th Jul 2026251 PMAQI
11th Jul 2026222 PMAQI
11th Jul 2026223 PMAQI
11th Jul 2026264 PMAQI
11th Jul 2026305 PMAQI
11th Jul 2026296 PMAQI
11th Jul 2026317 PMAQI
11th Jul 2026268 PMAQI
11th Jul 2026309 PMAQI
11th Jul 20262710 PMAQI
11th Jul 20262511 PMAQI
12th Jul 20262812 AMAQI
12th Jul 2026321 AMAQI
12th Jul 2026312 AMAQI
12th Jul 2026283 AMAQI

26°C22/30°C

12th Jul 2026294 AMAQI
12th Jul 2026305 AMAQI
12th Jul 2026326 AMAQI
12th Jul 2026307 AMAQI
12th Jul 2026328 AMAQI
12th Jul 2026279 AMAQI
12th Jul 20262210 AMAQI
12th Jul 20261811 AMAQI
12th Jul 20262612 PMAQI
12th Jul 2026211 PMAQI
12th Jul 2026212 PMAQI
12th Jul 2026303 PMAQI
12th Jul 2026304 PMAQI
12th Jul 2026255 PMAQI
12th Jul 2026416 PMAQI
12th Jul 2026237 PMAQI
12th Jul 2026378 PMAQI
12th Jul 2026389 PMAQI
12th Jul 20264010 PMAQI
12th Jul 20263811 PMAQI
13th Jul 20264212 AMAQI
13th Jul 2026481 AMAQI
13th Jul 2026512 AMAQI
13th Jul 2026433 AMAQI

25°C23/29°C

13th Jul 2026564 AMAQI
13th Jul 2026285 AMAQI
13th Jul 2026286 AMAQI
13th Jul 2026287 AMAQI
13th Jul 2026278 AMAQI
13th Jul 2026299 AMAQI
13th Jul 20262810 AMAQI
13th Jul 20262711 AMAQI
13th Jul 20262512 PMAQI
13th Jul 2026221 PMAQI
13th Jul 2026232 PMAQI
13th Jul 2026263 PMAQI
13th Jul 2026284 PMAQI
13th Jul 2026305 PMAQI
13th Jul 2026326 PMAQI
13th Jul 2026357 PMAQI
13th Jul 2026348 PMAQI
13th Jul 2026329 PMAQI
13th Jul 20263210 PMAQI
13th Jul 20263411 PMAQI
14th Jul 20263612 AMAQI
14th Jul 2026331 AMAQI
14th Jul 2026342 AMAQI
14th Jul 2026303 AMAQI

25°C23/27°C

14th Jul 2026274 AMAQI
14th Jul 2026295 AMAQI
14th Jul 2026296 AMAQI
14th Jul 2026287 AMAQI
14th Jul 2026278 AMAQI
14th Jul 2026339 AMAQI
14th Jul 20263210 AMAQI
14th Jul 20262511 AMAQI
14th Jul 20262312 PMAQI
14th Jul 2026241 PMAQI
14th Jul 2026222 PMAQI
14th Jul 2026233 PMAQI
14th Jul 2026264 PMAQI
14th Jul 2026325 PMAQI
14th Jul 2026306 PMAQI
14th Jul 2026307 PMAQI
14th Jul 2026318 PMAQI
14th Jul 2026309 PMAQI
14th Jul 20263510 PMAQI
14th Jul 20263511 PMAQI
15th Jul 20263612 AMAQI
15th Jul 2026361 AMAQI
15th Jul 2026342 AMAQI
15th Jul 2026343 AMAQI

27°C22/30°C

15th Jul 2026304 AMAQI
15th Jul 2026345 AMAQI
15th Jul 2026266 AMAQI
15th Jul 2026537 AMAQI
15th Jul 2026528 AMAQI
15th Jul 2026559 AMAQI
15th Jul 20265710 AMAQI
15th Jul 20265011 AMAQI
15th Jul 20262612 PMAQI
15th Jul 2026241 PMAQI
15th Jul 2026252 PMAQI
15th Jul 2026283 PMAQI
15th Jul 2026354 PMAQI
15th Jul 2026345 PMAQI
15th Jul 2026296 PMAQI
15th Jul 2026317 PMAQI
15th Jul 2026348 PMAQI
15th Jul 2026309 PMAQI
15th Jul 20263510 PMAQI
15th Jul 20263411 PMAQI
16th Jul 20266112 AMAQI
16th Jul 2026681 AMAQI
16th Jul 2026682 AMAQI
16th Jul 2026443 AMAQI

28°C24/33°C

16th Jul 2026544 AMAQI
16th Jul 2026585 AMAQI
16th Jul 2026626 AMAQI
16th Jul 2026647 AMAQI
16th Jul 2026668 AMAQI
16th Jul 2026669 AMAQI
16th Jul 20267910 AMAQI
16th Jul 20267211 AMAQI
16th Jul 20267712 PMAQI
16th Jul 2026761 PMAQI
16th Jul 2026762 PMAQI
16th Jul 2026743 PMAQI
16th Jul 2026514 PMAQI
16th Jul 2026895 PMAQI
16th Jul 2026906 PMAQI
16th Jul 2026787 PMAQI
16th Jul 2026848 PMAQI
16th Jul 2026949 PMAQI
16th Jul 20269010 PMAQI
16th Jul 20268811 PMAQI
17th Jul 20267312 AMAQI
17th Jul 2026661 AMAQI
17th Jul 2026622 AMAQI
17th Jul 2026603 AMAQI

29°C25/34°C

17th Jul 2026584 AMAQI
17th Jul 2026585 AMAQI
17th Jul 2026586 AMAQI
17th Jul 2026607 AMAQI
17th Jul 2026608 AMAQI
17th Jul 2026589 AMAQI
17th Jul 20265810 AMAQI
17th Jul 20266411 AMAQI
17th Jul 20266812 PMAQI
17th Jul 2026691 PMAQI
17th Jul 2026702 PMAQI
17th Jul 2026723 PMAQI
17th Jul 2026704 PMAQI
17th Jul 2026665 PMAQI
17th Jul 2026626 PMAQI
17th Jul 2026627 PMAQI
17th Jul 2026588 PMAQI
17th Jul 2026609 PMAQI
17th Jul 20265810 PMAQI
17th Jul 20264611 PMAQI
18th Jul 20264012 AMAQI
18th Jul 2026311 AMAQI
18th Jul 2026412 AMAQI
18th Jul 2026323 AMAQI

27°C24/29°C

18th Jul 2026264 AMAQI
18th Jul 2026445 AMAQI
18th Jul 2026426 AMAQI
18th Jul 2026367 AMAQI
18th Jul 2026268 AMAQI
18th Jul 2026249 AMAQI
18th Jul 20262410 AMAQI
18th Jul 20262211 AMAQI
18th Jul 20262012 PMAQI
18th Jul 2026201 PMAQI
18th Jul 2026342 PMAQI
18th Jul 2026303 PMAQI
18th Jul 2026184 PMAQI
18th Jul 2026215 PMAQI
18th Jul 2026206 PMAQI
18th Jul 2026187 PMAQI
18th Jul 2026168 PMAQI
18th Jul 2026169 PMAQI
18th Jul 20261610 PMAQI
18th Jul 20261811 PMAQI
19th Jul 20261012 AMAQI
19th Jul 2026101 AMAQI
19th Jul 202692 AMAQI
19th Jul 2026103 AMAQI

26°C24/30°C

19th Jul 2026144 AMAQI
19th Jul 2026145 AMAQI
19th Jul 2026106 AMAQI
19th Jul 2026127 AMAQI
19th Jul 2026148 AMAQI
19th Jul 2026169 AMAQI
19th Jul 20261910 AMAQI
19th Jul 20262211 AMAQI
19th Jul 20262312 PMAQI
19th Jul 2026281 PMAQI
19th Jul 2026222 PMAQI
19th Jul 2026233 PMAQI
19th Jul 2026184 PMAQI
19th Jul 2026205 PMAQI
19th Jul 2026256 PMAQI
19th Jul 2026247 PMAQI
19th Jul 2026278 PMAQI
19th Jul 2026269 PMAQI
19th Jul 20262310 PMAQI
19th Jul 20262311 PMAQI
20th Jul 20262312 AMAQI
20th Jul 2026231 AMAQI
20th Jul 2026242 AMAQI
20th Jul 2026253 AMAQI

27°C24/30°C

20th Jul 2026244 AMAQI
20th Jul 2026235 AMAQI
20th Jul 2026226 AMAQI
20th Jul 2026257 AMAQI
20th Jul 2026248 AMAQI
20th Jul 2026269 AMAQI
20th Jul 20262710 AMAQI
20th Jul 20263211 AMAQI
20th Jul 20262912 PMAQI
20th Jul 2026341 PMAQI
20th Jul 2026362 PMAQI
20th Jul 2026373 PMAQI
20th Jul 2026404 PMAQI
20th Jul 2026395 PMAQI
20th Jul 2026346 PMAQI
20th Jul 2026387 PMAQI
20th Jul 2026378 PMAQI
20th Jul 2026349 PMAQI
20th Jul 20263810 PMAQI
20th Jul 20263911 PMAQI
21st Jul 20263812 AMAQI
21st Jul 2026401 AMAQI
21st Jul 2026422 AMAQI
21st Jul 2026423 AMAQI

29°C25/35°C

21st Jul 2026444 AMAQI
21st Jul 2026505 AMAQI
21st Jul 2026566 AMAQI
21st Jul 2026587 AMAQI
21st Jul 2026588 AMAQI
21st Jul 2026589 AMAQI
21st Jul 20265710 AMAQI
21st Jul 20265611 AMAQI
21st Jul 2026581 PMAQI
21st Jul 2026602 PMAQI
21st Jul 2026623 PMAQI
21st Jul 2026624 PMAQI
21st Jul 2026605 PMAQI
21st Jul 2026606 PMAQI
21st Jul 2026967 PMAQI
21st Jul 2026608 PMAQI
21st Jul 2026579 PMAQI
21st Jul 20265710 PMAQI
21st Jul 20265711 PMAQI
22nd Jul 20266212 AMAQI
22nd Jul 2026601 AMAQI
22nd Jul 2026622 AMAQI
22nd Jul 2026573 AMAQI

30°C26/35°C

22nd Jul 2026564 AMAQI
22nd Jul 2026635 AMAQI
22nd Jul 2026636 AMAQI
22nd Jul 2026617 AMAQI
22nd Jul 2026638 AMAQI
22nd Jul 2026629 AMAQI
22nd Jul 20266510 AMAQI
22nd Jul 20266811 AMAQI
22nd Jul 20267512 PMAQI
22nd Jul 2026791 PMAQI
22nd Jul 2026742 PMAQI
22nd Jul 2026753 PMAQI
22nd Jul 2026794 PMAQI
22nd Jul 2026765 PMAQI
22nd Jul 2026786 PMAQI
22nd Jul 2026727 PMAQI
22nd Jul 2026708 PMAQI
22nd Jul 2026649 PMAQI
22nd Jul 20265810 PMAQI
22nd Jul 20265411 PMAQI
23rd Jul 20266212 AMAQI
23rd Jul 2026481 AMAQI
23rd Jul 2026492 AMAQI
23rd Jul 2026483 AMAQI

30°C26/35°C

23rd Jul 2026384 AMAQI
23rd Jul 2026495 AMAQI
23rd Jul 2026696 AMAQI
23rd Jul 2026747 AMAQI
23rd Jul 2026828 AMAQI
23rd Jul 2026809 AMAQI
23rd Jul 20269110 AMAQI
23rd Jul 20269111 AMAQI
23rd Jul 20267612 PMAQI
23rd Jul 2026721 PMAQI
23rd Jul 2026722 PMAQI
23rd Jul 2026533 PMAQI
23rd Jul 2026654 PMAQI
23rd Jul 2026705 PMAQI
23rd Jul 2026646 PMAQI
23rd Jul 2026647 PMAQI
23rd Jul 2026598 PMAQI
23rd Jul 2026629 PMAQI
23rd Jul 20267610 PMAQI
23rd Jul 20267111 PMAQI
24th Jul 20267812 AMAQI
24th Jul 2026661 AMAQI
24th Jul 2026742 AMAQI
24th Jul 2026483 AMAQI

30°C26/36°C

24th Jul 2026704 AMAQI
24th Jul 2026685 AMAQI
24th Jul 2026686 AMAQI
24th Jul 2026647 AMAQI
24th Jul 2026448 AMAQI
24th Jul 2026409 AMAQI
24th Jul 20263410 AMAQI
24th Jul 20264411 AMAQI
24th Jul 20265612 PMAQI
24th Jul 2026681 PMAQI
24th Jul 2026702 PMAQI
24th Jul 2026693 PMAQI
24th Jul 2026674 PMAQI
24th Jul 2026375 PMAQI
24th Jul 2026416 PMAQI
24th Jul 2026547 PMAQI
24th Jul 2026578 PMAQI
24th Jul 2026549 PMAQI
24th Jul 20265810 PMAQI
24th Jul 20265311 PMAQI
25th Jul 20265812 AMAQI
25th Jul 2026581 AMAQI
25th Jul 2026562 AMAQI
25th Jul 2026563 AMAQI

28°C26/31°C

25th Jul 2026544 AMAQI
25th Jul 2026485 AMAQI
25th Jul 2026546 AMAQI
25th Jul 2026467 AMAQI
25th Jul 2026548 AMAQI
25th Jul 2026579 AMAQI
25th Jul 20265710 AMAQI
25th Jul 20267411 AMAQI
25th Jul 20267412 PMAQI
25th Jul 2026701 PMAQI
25th Jul 2026542 PMAQI
25th Jul 2026623 PMAQI
25th Jul 2026584 PMAQI
25th Jul 2026625 PMAQI
25th Jul 2026766 PMAQI
25th Jul 2026767 PMAQI
25th Jul 2026668 PMAQI
25th Jul 2026619 PMAQI
25th Jul 20266010 PMAQI
25th Jul 20265411 PMAQI
26th Jul 20263412 AMAQI
26th Jul 2026101 AMAQI
26th Jul 2026142 AMAQI
26th Jul 2026153 AMAQI

28°C25/33°C

26th Jul 2026184 AMAQI
26th Jul 2026325 AMAQI
26th Jul 2026226 AMAQI
26th Jul 2026187 AMAQI
26th Jul 2026248 AMAQI
26th Jul 2026229 AMAQI
26th Jul 20263110 AMAQI
26th Jul 20263011 AMAQI
26th Jul 20263012 PMAQI
26th Jul 2026451 PMAQI
26th Jul 2026302 PMAQI
26th Jul 2026223 PMAQI
26th Jul 2026224 PMAQI
26th Jul 2026105 PMAQI
26th Jul 2026166 PMAQI
26th Jul 2026227 PMAQI
26th Jul 2026168 PMAQI
26th Jul 2026199 PMAQI
26th Jul 20261210 PMAQI
26th Jul 20261311 PMAQI
27th Jul 20261612 AMAQI
27th Jul 2026131 AMAQI
27th Jul 2026142 AMAQI
27th Jul 2026143 AMAQI

26°C24/29°C

27th Jul 2026124 AMAQI
27th Jul 2026155 AMAQI
27th Jul 2026276 AMAQI
27th Jul 2026237 AMAQI
27th Jul 2026268 AMAQI
27th Jul 2026309 AMAQI
27th Jul 20263410 AMAQI
27th Jul 20262911 AMAQI
27th Jul 20263812 PMAQI
27th Jul 2026341 PMAQI
27th Jul 2026412 PMAQI
27th Jul 2026283 PMAQI
27th Jul 2026284 PMAQI
27th Jul 2026285 PMAQI
27th Jul 2026226 PMAQI
27th Jul 2026287 PMAQI
27th Jul 2026258 PMAQI
27th Jul 2026259 PMAQI
27th Jul 20262510 PMAQI
27th Jul 20262711 PMAQI
28th Jul 20262912 AMAQI
28th Jul 2026291 AMAQI
28th Jul 2026262 AMAQI
28th Jul 2026273 AMAQI

25°C22/29°C

28th Jul 2026254 AMAQI
28th Jul 2026265 AMAQI
28th Jul 2026266 AMAQI
28th Jul 2026277 AMAQI
28th Jul 2026268 AMAQI
28th Jul 2026269 AMAQI
28th Jul 20263010 AMAQI
28th Jul 20263411 AMAQI
28th Jul 20263612 PMAQI
28th Jul 2026341 PMAQI
28th Jul 2026342 PMAQI
28th Jul 2026363 PMAQI
28th Jul 2026294 PMAQI
28th Jul 2026325 PMAQI
28th Jul 2026326 PMAQI
28th Jul 2026277 PMAQI
28th Jul 2026288 PMAQI
28th Jul 2026279 PMAQI
28th Jul 20262810 PMAQI
28th Jul 20263311 PMAQI
29th Jul 20263412 AMAQI
29th Jul 2026311 AMAQI
29th Jul 2026322 AMAQI
29th Jul 2026283 AMAQI

25°C23/29°C

29th Jul 2026304 AMAQI
29th Jul 2026305 AMAQI
29th Jul 2026306 AMAQI
29th Jul 2026287 AMAQI
29th Jul 2026298 AMAQI
29th Jul 2026309 AMAQI
29th Jul 20262910 AMAQI
29th Jul 20262711 AMAQI
29th Jul 20262712 PMAQI
29th Jul 2026281 PMAQI
29th Jul 2026282 PMAQI
29th Jul 2026283 PMAQI
29th Jul 2026304 PMAQI
29th Jul 2026295 PMAQI
29th Jul 2026296 PMAQI
29th Jul 2026287 PMAQI
29th Jul 2026278 PMAQI
29th Jul 2026279 PMAQI
29th Jul 20262810 PMAQI
29th Jul 20262511 PMAQI
30th Jul 20262612 AMAQI
30th Jul 2026281 AMAQI
30th Jul 2026292 AMAQI
30th Jul 2026283 AMAQI

27°C21/33°C

30th Jul 2026244 AMAQI
30th Jul 2026265 AMAQI
30th Jul 2026266 AMAQI
30th Jul 2026277 AMAQI
30th Jul 2026278 AMAQI
30th Jul 2026269 AMAQI
30th Jul 20262610 AMAQI
30th Jul 20262711 AMAQI
30th Jul 20263012 PMAQI
30th Jul 2026381 PMAQI
30th Jul 2026362 PMAQI
30th Jul 2026363 PMAQI
30th Jul 2026374 PMAQI
30th Jul 2026405 PMAQI
30th Jul 2026426 PMAQI
30th Jul 2026427 PMAQI
30th Jul 2026428 PMAQI
30th Jul 2026419 PMAQI
30th Jul 20262610 PMAQI
30th Jul 20263011 PMAQI
31st Jul 20265712 AMAQI
31st Jul 2026601 AMAQI
31st Jul 2026602 AMAQI
31st Jul 2026603 AMAQI

28°C24/34°C

31st Jul 2026594 AMAQI
31st Jul 2026605 AMAQI
31st Jul 2026606 AMAQI
31st Jul 2026617 AMAQI
31st Jul 2026608 AMAQI
31st Jul 2026589 AMAQI
31st Jul 20265910 AMAQI
31st Jul 20266011 AMAQI
31st Jul 20265612 PMAQI
31st Jul 2026681 PMAQI
31st Jul 2026692 PMAQI
31st Jul 2026683 PMAQI
31st Jul 2026694 PMAQI
31st Jul 2026745 PMAQI
31st Jul 2026706 PMAQI
31st Jul 2026697 PMAQI
31st Jul 2026728 PMAQI
31st Jul 2026729 PMAQI
31st Jul 20267010 PMAQI
31st Jul 20266411 PMAQI
1st Aug 20266412 AMAQI
1st Aug 2026561 AMAQI
1st Aug 2026642 AMAQI
1st Aug 2026563 AMAQI

28°C24/33°C

1st Aug 2026424 AMAQI
1st Aug 2026465 AMAQI
1st Aug 2026546 AMAQI
1st Aug 2026587 AMAQI
1st Aug 2026628 AMAQI
1st Aug 2026629 AMAQI
1st Aug 20266210 AMAQI
1st Aug 20266811 AMAQI
1st Aug 20267812 PMAQI
1st Aug 2026731 PMAQI
1st Aug 2026692 PMAQI
1st Aug 2026683 PMAQI
1st Aug 2026684 PMAQI
1st Aug 2026775 PMAQI
1st Aug 2026756 PMAQI
1st Aug 2026787 PMAQI
1st Aug 2026778 PMAQI
1st Aug 2026789 PMAQI
1st Aug 20267210 PMAQI
1st Aug 20267211 PMAQI
2nd Aug 20267012 AMAQI
2nd Aug 2026761 AMAQI
2nd Aug 2026642 AMAQI
2nd Aug 2026393 AMAQI

29°C25/34°C

2nd Aug 2026434 AMAQI
2nd Aug 2026545 AMAQI
2nd Aug 2026556 AMAQI
2nd Aug 2026537 AMAQI
2nd Aug 2026558 AMAQI
2nd Aug 2026569 AMAQI
2nd Aug 20266210 AMAQI
2nd Aug 20265811 AMAQI
2nd Aug 20266112 PMAQI
2nd Aug 2026601 PMAQI
2nd Aug 2026602 PMAQI
2nd Aug 2026603 PMAQI
2nd Aug 2026584 PMAQI
2nd Aug 2026585 PMAQI
2nd Aug 2026606 PMAQI
2nd Aug 2026617 PMAQI
2nd Aug 2026608 PMAQI
2nd Aug 2026439 PMAQI
2nd Aug 20262210 PMAQI
2nd Aug 20262111 PMAQI
3rd Aug 20262512 AMAQI
3rd Aug 2026211 AMAQI
3rd Aug 2026172 AMAQI
3rd Aug 2026123 AMAQI

29°C24/35°C

3rd Aug 2026114 AMAQI
3rd Aug 2026125 AMAQI
3rd Aug 2026166 AMAQI
3rd Aug 202687 AMAQI
3rd Aug 202698 AMAQI
3rd Aug 2026109 AMAQI
3rd Aug 20261010 AMAQI
3rd Aug 20261011 AMAQI
3rd Aug 20261212 PMAQI
3rd Aug 2026161 PMAQI
3rd Aug 2026122 PMAQI
3rd Aug 2026123 PMAQI
3rd Aug 2026124 PMAQI
3rd Aug 2026145 PMAQI
3rd Aug 2026146 PMAQI
3rd Aug 2026157 PMAQI
3rd Aug 2026198 PMAQI
3rd Aug 2026249 PMAQI
3rd Aug 20262810 PMAQI
3rd Aug 20262311 PMAQI
4th Aug 20262912 AMAQI
4th Aug 2026181 AMAQI
4th Aug 2026142 AMAQI
4th Aug 2026183 AMAQI

23°C22/25°C

4th Aug 2026234 AMAQI
4th Aug 2026225 AMAQI
4th Aug 2026216 AMAQI
4th Aug 2026227 AMAQI
4th Aug 2026238 AMAQI
4th Aug 2026229 AMAQI
4th Aug 20262210 AMAQI
4th Aug 20262411 AMAQI
4th Aug 20262312 PMAQI
4th Aug 2026251 PMAQI
4th Aug 2026292 PMAQI
4th Aug 2026333 PMAQI
4th Aug 2026334 PMAQI
4th Aug 2026345 PMAQI
4th Aug 2026366 PMAQI
4th Aug 2026367 PMAQI
4th Aug 2026328 PMAQI
4th Aug 2026299 PMAQI
4th Aug 20262810 PMAQI
4th Aug 20263011 PMAQI
5th Aug 20263212 AMAQI
5th Aug 2026311 AMAQI
5th Aug 2026302 AMAQI
5th Aug 2026293 AMAQI

24°C20/29°C

5th Aug 2026314 AMAQI
5th Aug 2026305 AMAQI
5th Aug 2026306 AMAQI
5th Aug 2026317 AMAQI
5th Aug 2026318 AMAQI
5th Aug 2026299 AMAQI
5th Aug 20263210 AMAQI
5th Aug 20262911 AMAQI
5th Aug 20263112 PMAQI
5th Aug 2026311 PMAQI
5th Aug 2026312 PMAQI
5th Aug 2026323 PMAQI
5th Aug 2026314 PMAQI
5th Aug 2026335 PMAQI
5th Aug 2026316 PMAQI
5th Aug 2026347 PMAQI
5th Aug 2026368 PMAQI
5th Aug 2026369 PMAQI
5th Aug 20263410 PMAQI
5th Aug 20263411 PMAQI
6th Aug 20263412 AMAQI
6th Aug 2026361 AMAQI
6th Aug 2026342 AMAQI
6th Aug 2026323 AMAQI

25°C20/30°C

6th Aug 2026324 AMAQI
4 AM
6th Aug 2026325 AMAQI
6th Aug 2026346 AMAQI
6th Aug 2026327 AMAQI
6th Aug 2026298 AMAQI
6th Aug 2026299 AMAQI
6th Aug 20263010 AMAQI
6th Aug 20263211 AMAQI
11 AM
6th Aug 20263212 PMAQI
6th Aug 2026311 PMAQI
6th Aug 2026312 PMAQI
6th Aug 2026303 PMAQI
6th Aug 2026284 PMAQI
6th Aug 2026285 PMAQI
6th Aug 2026296 PMAQI
6 PM
6th Aug 2026277 PMAQI
6th Aug 2026278 PMAQI
6th Aug 2026249 PMAQI
6th Aug 20262410 PMAQI
6th Aug 20262411 PMAQI
11 PM
3 AM

28°C25/32°C

Day time
Avg. Highest Time
10 AM - 6 PM

40AQI

9 hours / Day
270 hours / Month
Avg. Lowest Time
4 AM - 5 AM

36AQI

2 hours / Day
60 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 10 AM to 6 PM (Avg. 40), while the lowest AQI was between 4 AM to 5 AM (Avg. 36).
Night time
Avg. Highest Time
7 PM - 11 PM

40AQI

5 hours / Day
150 hours / Month
Avg. Lowest Time
3 AM

34AQI

1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 7 PM to 11 PM (Avg. 40), while the lowest AQI was between 3 AM to 3 AM (Avg. 34).

2026 Days Vs Air Quality

Aizawa, Kanagawa, Japan

2026

82%

178

18%

39

Total number of days with different AQI categories in last 218 days in 2026 (147 days remaining)

Good
178 Days
Moderate
39 Days
Poor
0 Days
Unhealthy
0 Days
Severe
0 Days
Hazardous
0 Days

Under WHO’s Safe Air Quality Limits: 82%

Health Risk Level:

Low

In 2026, 82% of 218 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

Aizawa, Kanagawa, 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
26AQI (US)
2nd January 2026
20AQI (US)
3rd January 2026
13AQI (US)
4th January 2026
16AQI (US)
5th January 2026
20AQI (US)
6th January 2026
24AQI (US)
7th January 2026
21AQI (US)
8th January 2026
22AQI (US)
9th January 2026
17AQI (US)
10th January 2026
23AQI (US)
11th January 2026
26AQI (US)
12th January 2026
14AQI (US)
13th January 2026
24AQI (US)
14th January 2026
21AQI (US)
15th January 2026
36AQI (US)
16th January 2026
44AQI (US)
17th January 2026
54AQI (US)
18th January 2026
42AQI (US)
19th January 2026
39AQI (US)
20th January 2026
31AQI (US)
21st January 2026
17AQI (US)
22nd January 2026
28AQI (US)
23rd January 2026
51AQI (US)
24th January 2026
50AQI (US)
25th January 2026
42AQI (US)
26th January 2026
26AQI (US)
27th January 2026
42AQI (US)
28th January 2026
28AQI (US)
29th January 2026
26AQI (US)
30th January 2026
36AQI (US)
31st January 2026
36AQI (US)
1st February 2026
41AQI (US)
2nd February 2026
54AQI (US)
3rd February 2026
32AQI (US)
4th February 2026
46AQI (US)
5th February 2026
50AQI (US)
6th February 2026
42AQI (US)
7th February 2026
16AQI (US)
8th February 2026
20AQI (US)
9th February 2026
39AQI (US)
10th February 2026
46AQI (US)
11th February 2026
48AQI (US)
12th February 2026
34AQI (US)
13th February 2026
50AQI (US)
14th February 2026
61AQI (US)
15th February 2026
58AQI (US)
16th February 2026
43AQI (US)
17th February 2026
20AQI (US)
18th February 2026
33AQI (US)
19th February 2026
31AQI (US)
20th February 2026
28AQI (US)
21st February 2026
47AQI (US)
22nd February 2026
42AQI (US)
23rd February 2026
41AQI (US)
24th February 2026
37AQI (US)
25th February 2026
31AQI (US)
26th February 2026
9AQI (US)
27th February 2026
29AQI (US)
28th February 2026
41AQI (US)
1st March 2026
40AQI (US)
2nd March 2026
78AQI (US)
3rd March 2026
48AQI (US)
4th March 2026
44AQI (US)
5th March 2026
58AQI (US)
6th March 2026
52AQI (US)
7th March 2026
44AQI (US)
8th March 2026
36AQI (US)
9th March 2026
44AQI (US)
10th March 2026
58AQI (US)
11th March 2026
58AQI (US)
12th March 2026
70AQI (US)
13th March 2026
46AQI (US)
14th March 2026
42AQI (US)
15th March 2026
40AQI (US)
16th March 2026
46AQI (US)
17th March 2026
54AQI (US)
18th March 2026
56AQI (US)
19th March 2026
36AQI (US)
20th March 2026
33AQI (US)
21st March 2026
46AQI (US)
22nd March 2026
54AQI (US)
23rd March 2026
52AQI (US)
24th March 2026
48AQI (US)
25th March 2026
68AQI (US)
26th March 2026
24AQI (US)
27th March 2026
18AQI (US)
28th March 2026
52AQI (US)
29th March 2026
53AQI (US)
30th March 2026
55AQI (US)
31st March 2026
22AQI (US)
1st April 2026
22AQI (US)
2nd April 2026
36AQI (US)
3rd April 2026
45AQI (US)
4th April 2026
46AQI (US)
5th April 2026
36AQI (US)
6th April 2026
28AQI (US)
7th April 2026
33AQI (US)
8th April 2026
23AQI (US)
9th April 2026
32AQI (US)
10th April 2026
45AQI (US)
11th April 2026
36AQI (US)
12th April 2026
36AQI (US)
13th April 2026
38AQI (US)
14th April 2026
48AQI (US)
15th April 2026
42AQI (US)
16th April 2026
34AQI (US)
17th April 2026
39AQI (US)
18th April 2026
33AQI (US)
19th April 2026
39AQI (US)
20th April 2026
39AQI (US)
21st April 2026
40AQI (US)
22nd April 2026
46AQI (US)
23rd April 2026
36AQI (US)
24th April 2026
32AQI (US)
25th April 2026
45AQI (US)
26th April 2026
52AQI (US)
27th April 2026
48AQI (US)
28th April 2026
42AQI (US)
29th April 2026
38AQI (US)
30th April 2026
37AQI (US)
1st May 2026
48AQI (US)
2nd May 2026
49AQI (US)
3rd May 2026
42AQI (US)
4th May 2026
28AQI (US)
5th May 2026
22AQI (US)
6th May 2026
34AQI (US)
7th May 2026
35AQI (US)
8th May 2026
28AQI (US)
9th May 2026
28AQI (US)
10th May 2026
34AQI (US)
11th May 2026
36AQI (US)
12th May 2026
40AQI (US)
13th May 2026
44AQI (US)
14th May 2026
42AQI (US)
15th May 2026
41AQI (US)
16th May 2026
86AQI (US)
17th May 2026
68AQI (US)
18th May 2026
54AQI (US)
19th May 2026
49AQI (US)
20th May 2026
62AQI (US)
21st May 2026
59AQI (US)
22nd May 2026
60AQI (US)
23rd May 2026
53AQI (US)
24th May 2026
58AQI (US)
25th May 2026
47AQI (US)
26th May 2026
40AQI (US)
27th May 2026
26AQI (US)
28th May 2026
25AQI (US)
29th May 2026
25AQI (US)
30th May 2026
24AQI (US)
31st May 2026
27AQI (US)
1st June 2026
32AQI (US)
2nd June 2026
27AQI (US)
3rd June 2026
12AQI (US)
4th June 2026
23AQI (US)
5th June 2026
22AQI (US)
6th June 2026
24AQI (US)
7th June 2026
22AQI (US)
8th June 2026
20AQI (US)
9th June 2026
20AQI (US)
10th June 2026
22AQI (US)
11th June 2026
25AQI (US)
12th June 2026
25AQI (US)
13th June 2026
26AQI (US)
14th June 2026
33AQI (US)
15th June 2026
12AQI (US)
16th June 2026
19AQI (US)
17th June 2026
24AQI (US)
18th June 2026
25AQI (US)
19th June 2026
44AQI (US)
20th June 2026
24AQI (US)
21st June 2026
13AQI (US)
22nd June 2026
20AQI (US)
23rd June 2026
22AQI (US)
24th June 2026
22AQI (US)
25th June 2026
25AQI (US)
26th June 2026
28AQI (US)
27th June 2026
26AQI (US)
28th June 2026
28AQI (US)
29th June 2026
28AQI (US)
30th June 2026
40AQI (US)
1st July 2026
52AQI (US)
2nd July 2026
19AQI (US)
3rd July 2026
16AQI (US)
4th July 2026
33AQI (US)
5th July 2026
18AQI (US)
6th July 2026
29AQI (US)
7th July 2026
30AQI (US)
8th July 2026
26AQI (US)
9th July 2026
25AQI (US)
10th July 2026
24AQI (US)
11th July 2026
28AQI (US)
12th July 2026
30AQI (US)
13th July 2026
33AQI (US)
14th July 2026
30AQI (US)
15th July 2026
36AQI (US)
16th July 2026
72AQI (US)
17th July 2026
62AQI (US)
18th July 2026
26AQI (US)
19th July 2026
18AQI (US)
20th July 2026
30AQI (US)
21st July 2026
56AQI (US)
22nd July 2026
66AQI (US)
23rd July 2026
66AQI (US)
24th July 2026
58AQI (US)
25th July 2026
60AQI (US)
26th July 2026
22AQI (US)
27th July 2026
25AQI (US)
28th July 2026
30AQI (US)
29th July 2026
28AQI (US)
30th July 2026
32AQI (US)
31st July 2026
64AQI (US)
1st August 2026
66AQI (US)
2nd August 2026
54AQI (US)
3rd August 2026
15AQI (US)
4th August 2026
26AQI (US)
5th August 2026
32AQI (US)
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

30AQI (US)

38AQI (US)

48AQI (US)

38AQI (US)

42AQI (US)

24AQI (US)

37AQI (US)

39AQI (US)

No. of days

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

202637AQI (US)

29
2
25
3
17
14
29
1
23
8
30
22
9
3
2
178
39

Highest AQI (US) recorded in

March

48AQI (US)

Lowest AQI (US) recorded in

June

24AQI (US)

202533AQI (US)

31
28
28
3
30
30
1
30
24
7
21
10
30
21
10
29
1
28
3
330
35

Highest AQI (US) recorded in

August

47AQI (US)

Lowest AQI (US) recorded in

May

21AQI (US)

202432AQI (US)

31
28
1
29
2
24
6
30
1
28
2
25
6
28
3
27
3
31
30
31
342
24

Highest AQI (US) recorded in

April

42AQI (US)

Lowest AQI (US) recorded in

December

24AQI (US)

202333AQI (US)

31
28
29
2
28
2
28
3
24
6
27
4
30
1
29
1
31
26
3
31
342
22

Highest AQI (US) recorded in

April

40AQI (US)

Lowest AQI (US) recorded in

January

24AQI (US)

202231AQI (US)

30
1
20
1
27
4
29
1
28
3
25
5
22
2
1
28
31
30
31
302
17

Highest AQI (US) recorded in

June

39AQI (US)

Lowest AQI (US) recorded in

August

20AQI (US)

202126AQI (US)

31
28
31
30
29
2
28
2
31
26
5
30
31
30
31
356
9

Highest AQI (US) recorded in

June

35AQI (US)

Lowest AQI (US) recorded in

February

12AQI (US)

202026AQI (US)

13
20
1
18
21
9
27
4
16
15
19
31
30
31
226
29

Highest AQI (US) recorded in

August

50AQI (US)

Lowest AQI (US) recorded in

December

12AQI (US)

Most & Least Polluted Years Over the Last 7 Years

Most Polluted Year Recorded
2026(Avg.)
37AQI (US)
Least Polluted Year Recorded
2020(Avg.)
26AQI (US)

Aizawa's annual 2026 AQI (US) (37) shows an average percentage change of 23.9% (worsened AQI (US)) compared to previous years: 2020 (26), 2021 (26), 2022 (31), 2023 (33), 2024 (32), 2025 (33).