Country Background
HistoryAQIPM₂.₅PM₁₀COSO₂NO₂O₃

Hanegawa, Kamisu, Ibaraki, 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

Hanegawa, Kamisu, Ibaraki, Japan

2022
2023
2024
2025
2026
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
1st Aug 2026
60AQI
Lowest AQI recorded on
7th Aug 2023
13AQI

Same Day Analysis (15th August):
On this day, AQI across the 5 years varied significantly: 2026 ranks 3rd highest AQI at 31 of Good air quality, showing improvement over 2025 and 2023 on the same day.

Day & Night AQI Trend: 14th Aug - 15th Aug 2026

Hanegawa, Kamisu, Ibaraki, Japan

AQI
Day
Night
.

4 AM14th Aug 2026

6 PM

3 AM15th Aug 2026

Day time
Avg. Highest Time
10AM14th Aug

38AQI

Avg. Lowest Time
12PM14th Aug

23AQI

Night time
Avg. Highest Time
3AM15th Aug

31AQI

Avg. Lowest Time
2AM15th Aug

21AQI

In the last 24 hours,

Hanegawa's AQI reached its highest point of 38 at 10 AM during the Day, while the lowest point, 21, was recorded at 2 AM during the Night between 14th Aug and 15th Aug 2026.

Day & Night AQI Trend : Jul - Aug 2026

Hanegawa, Kamisu, Ibaraki, Japan

JulAug
17th - 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 - 15th15th
Day
Night
17th Jul 2026584 AMAQI
17th Jul 2026525 AMAQI
17th Jul 2026486 AMAQI
17th Jul 2026467 AMAQI
17th Jul 2026488 AMAQI
17th Jul 2026569 AMAQI
17th Jul 20265210 AMAQI
17th Jul 20264811 AMAQI
17th Jul 20264612 PMAQI
17th Jul 2026421 PMAQI
17th Jul 2026312 PMAQI
17th Jul 2026293 PMAQI
17th Jul 2026254 PMAQI
17th Jul 2026335 PMAQI
17th Jul 2026316 PMAQI
17th Jul 2026337 PMAQI
17th Jul 2026308 PMAQI
17th Jul 2026169 PMAQI
17th Jul 20261210 PMAQI
17th Jul 20261211 PMAQI
18th Jul 20261212 AMAQI
18th Jul 202691 AMAQI
18th Jul 202682 AMAQI
18th Jul 2026103 AMAQI

26°C25/28°C

18th Jul 2026104 AMAQI
18th Jul 2026105 AMAQI
18th Jul 202686 AMAQI
18th Jul 2026127 AMAQI
18th Jul 2026128 AMAQI
18th Jul 2026109 AMAQI
18th Jul 20261210 AMAQI
18th Jul 20261211 AMAQI
18th Jul 2026812 PMAQI
18th Jul 2026101 PMAQI
18th Jul 2026172 PMAQI
18th Jul 202683 PMAQI
18th Jul 2026214 PMAQI
18th Jul 2026215 PMAQI
18th Jul 2026196 PMAQI
18th Jul 2026177 PMAQI
18th Jul 2026258 PMAQI
18th Jul 2026239 PMAQI
18th Jul 20262310 PMAQI
18th Jul 20262111 PMAQI
19th Jul 20262112 AMAQI
19th Jul 2026231 AMAQI
19th Jul 2026252 AMAQI
19th Jul 2026253 AMAQI

26°C24/27°C

19th Jul 2026254 AMAQI
19th Jul 2026235 AMAQI
19th Jul 2026236 AMAQI
19th Jul 2026237 AMAQI
19th Jul 2026298 AMAQI
19th Jul 2026279 AMAQI
19th Jul 20262510 AMAQI
19th Jul 20262311 AMAQI
19th Jul 20262512 PMAQI
19th Jul 2026251 PMAQI
19th Jul 2026232 PMAQI
19th Jul 2026233 PMAQI
19th Jul 2026194 PMAQI
19th Jul 2026175 PMAQI
19th Jul 2026176 PMAQI
19th Jul 2026237 PMAQI
19th Jul 2026238 PMAQI
19th Jul 2026259 PMAQI
19th Jul 20262310 PMAQI
19th Jul 20262511 PMAQI
20th Jul 20262512 AMAQI
20th Jul 2026251 AMAQI
20th Jul 2026232 AMAQI
20th Jul 2026273 AMAQI

26°C24/28°C

20th Jul 2026274 AMAQI
20th Jul 2026255 AMAQI
20th Jul 2026276 AMAQI
20th Jul 2026297 AMAQI
20th Jul 2026258 AMAQI
20th Jul 2026219 AMAQI
20th Jul 20263210 AMAQI
20th Jul 20262911 AMAQI
20th Jul 20262912 PMAQI
20th Jul 2026211 PMAQI
20th Jul 2026212 PMAQI
20th Jul 2026213 PMAQI
20th Jul 2026234 PMAQI
20th Jul 2026215 PMAQI
20th Jul 2026256 PMAQI
20th Jul 2026237 PMAQI
20th Jul 2026238 PMAQI
20th Jul 2026549 PMAQI
20th Jul 20264210 PMAQI
20th Jul 20264211 PMAQI
21st Jul 20265912 AMAQI
21st Jul 2026551 AMAQI
21st Jul 2026532 AMAQI
21st Jul 2026443 AMAQI

28°C25/30°C

21st Jul 2026424 AMAQI
21st Jul 2026485 AMAQI
21st Jul 2026486 AMAQI
21st Jul 2026537 AMAQI
21st Jul 2026548 AMAQI
21st Jul 2026559 AMAQI
21st Jul 20263410 AMAQI
21st Jul 20264211 AMAQI
21st Jul 2026671 PMAQI
21st Jul 2026652 PMAQI
21st Jul 2026443 PMAQI
21st Jul 2026384 PMAQI
21st Jul 2026385 PMAQI
21st Jul 2026406 PMAQI
21st Jul 2026877 PMAQI
21st Jul 2026478 PMAQI
21st Jul 2026539 PMAQI
21st Jul 20264810 PMAQI
21st Jul 20264211 PMAQI
22nd Jul 20264012 AMAQI
22nd Jul 2026441 AMAQI
22nd Jul 2026482 AMAQI
22nd Jul 2026503 AMAQI

28°C26/30°C

22nd Jul 2026504 AMAQI
22nd Jul 2026715 AMAQI
22nd Jul 2026676 AMAQI
22nd Jul 2026757 AMAQI
22nd Jul 2026708 AMAQI
22nd Jul 2026669 AMAQI
22nd Jul 20265610 AMAQI
22nd Jul 20267411 AMAQI
22nd Jul 20267012 PMAQI
22nd Jul 2026761 PMAQI
22nd Jul 2026842 PMAQI
22nd Jul 2026763 PMAQI
22nd Jul 2026674 PMAQI
22nd Jul 2026665 PMAQI
22nd Jul 2026596 PMAQI
22nd Jul 2026607 PMAQI
22nd Jul 2026518 PMAQI
22nd Jul 2026509 PMAQI
22nd Jul 20265410 PMAQI
22nd Jul 20265211 PMAQI
23rd Jul 20265612 AMAQI
23rd Jul 2026491 AMAQI
23rd Jul 2026642 AMAQI
23rd Jul 2026583 AMAQI

28°C25/31°C

23rd Jul 2026464 AMAQI
23rd Jul 2026635 AMAQI
23rd Jul 2026586 AMAQI
23rd Jul 2026717 AMAQI
23rd Jul 2026688 AMAQI
23rd Jul 2026839 AMAQI
23rd Jul 20266710 AMAQI
23rd Jul 20267511 AMAQI
23rd Jul 20267112 PMAQI
23rd Jul 2026731 PMAQI
23rd Jul 2026642 PMAQI
23rd Jul 2026593 PMAQI
23rd Jul 2026294 PMAQI
23rd Jul 2026255 PMAQI
23rd Jul 2026126 PMAQI
23rd Jul 2026197 PMAQI
23rd Jul 2026178 PMAQI
23rd Jul 2026219 PMAQI
23rd Jul 20262310 PMAQI
23rd Jul 20262311 PMAQI
24th Jul 20262112 AMAQI
24th Jul 2026211 AMAQI
24th Jul 2026342 AMAQI
24th Jul 2026313 AMAQI

27°C25/30°C

24th Jul 2026274 AMAQI
24th Jul 2026215 AMAQI
24th Jul 2026236 AMAQI
24th Jul 2026187 AMAQI
24th Jul 2026148 AMAQI
24th Jul 2026129 AMAQI
24th Jul 20261510 AMAQI
24th Jul 20262311 AMAQI
24th Jul 20261912 PMAQI
24th Jul 2026191 PMAQI
24th Jul 2026192 PMAQI
24th Jul 2026183 PMAQI
24th Jul 2026204 PMAQI
24th Jul 2026165 PMAQI
24th Jul 202696 PMAQI
24th Jul 2026137 PMAQI
24th Jul 2026218 PMAQI
24th Jul 2026279 PMAQI
24th Jul 20262510 PMAQI
24th Jul 20262511 PMAQI
25th Jul 20263612 AMAQI
25th Jul 2026301 AMAQI
25th Jul 2026182 AMAQI
25th Jul 2026143 AMAQI

26°C24/27°C

25th Jul 2026154 AMAQI
25th Jul 2026135 AMAQI
25th Jul 2026216 AMAQI
25th Jul 2026407 AMAQI
25th Jul 2026548 AMAQI
25th Jul 2026549 AMAQI
25th Jul 20265510 AMAQI
25th Jul 20264011 AMAQI
25th Jul 20263112 PMAQI
25th Jul 2026211 PMAQI
25th Jul 2026252 PMAQI
25th Jul 2026233 PMAQI
25th Jul 2026384 PMAQI
25th Jul 2026255 PMAQI
25th Jul 2026446 PMAQI
25th Jul 2026577 PMAQI
25th Jul 2026528 PMAQI
25th Jul 2026689 PMAQI
25th Jul 20266210 PMAQI
25th Jul 20262311 PMAQI
26th Jul 20262512 AMAQI
26th Jul 2026231 AMAQI
26th Jul 2026252 AMAQI
26th Jul 2026423 AMAQI

25°C23/26°C

26th Jul 2026364 AMAQI
26th Jul 2026315 AMAQI
26th Jul 2026466 AMAQI
26th Jul 2026337 AMAQI
26th Jul 2026338 AMAQI
26th Jul 2026389 AMAQI
26th Jul 20263110 AMAQI
26th Jul 20263311 AMAQI
26th Jul 20262512 PMAQI
26th Jul 2026361 PMAQI
26th Jul 2026512 PMAQI
26th Jul 2026233 PMAQI
26th Jul 2026294 PMAQI
26th Jul 2026495 PMAQI
26th Jul 2026296 PMAQI
26th Jul 2026387 PMAQI
26th Jul 2026338 PMAQI
26th Jul 2026279 PMAQI
26th Jul 20264810 PMAQI
26th Jul 20262511 PMAQI
27th Jul 20262112 AMAQI
27th Jul 2026211 AMAQI
27th Jul 2026252 AMAQI
27th Jul 2026253 AMAQI

25°C23/28°C

27th Jul 2026334 AMAQI
27th Jul 2026295 AMAQI
27th Jul 2026256 AMAQI
27th Jul 2026297 AMAQI
27th Jul 2026258 AMAQI
27th Jul 2026339 AMAQI
27th Jul 20262910 AMAQI
27th Jul 20263311 AMAQI
27th Jul 20262912 PMAQI
27th Jul 2026211 PMAQI
27th Jul 2026292 PMAQI
27th Jul 2026253 PMAQI
27th Jul 2026274 PMAQI
27th Jul 2026295 PMAQI
27th Jul 2026256 PMAQI
27th Jul 2026447 PMAQI
27th Jul 2026628 PMAQI
27th Jul 2026489 PMAQI
27th Jul 20263610 PMAQI
27th Jul 20263611 PMAQI
28th Jul 20263112 AMAQI
28th Jul 2026251 AMAQI
28th Jul 2026212 AMAQI
28th Jul 2026233 AMAQI

23°C22/25°C

28th Jul 2026254 AMAQI
28th Jul 2026255 AMAQI
28th Jul 2026216 AMAQI
28th Jul 2026257 AMAQI
28th Jul 2026218 AMAQI
28th Jul 2026279 AMAQI
28th Jul 20262910 AMAQI
28th Jul 20263111 AMAQI
28th Jul 20262912 PMAQI
28th Jul 2026291 PMAQI
28th Jul 2026312 PMAQI
28th Jul 2026213 PMAQI
28th Jul 2026344 PMAQI
28th Jul 2026275 PMAQI
28th Jul 2026366 PMAQI
28th Jul 2026337 PMAQI
28th Jul 2026368 PMAQI
28th Jul 2026449 PMAQI
28th Jul 20264810 PMAQI
28th Jul 20265311 PMAQI
29th Jul 20264212 AMAQI
29th Jul 2026441 AMAQI
29th Jul 2026462 AMAQI
29th Jul 2026273 AMAQI

24°C22/26°C

29th Jul 2026444 AMAQI
29th Jul 2026595 AMAQI
29th Jul 2026466 AMAQI
29th Jul 2026687 AMAQI
29th Jul 2026478 AMAQI
29th Jul 2026299 AMAQI
29th Jul 20262710 AMAQI
29th Jul 20263611 AMAQI
29th Jul 20263812 PMAQI
29th Jul 2026211 PMAQI
29th Jul 2026212 PMAQI
29th Jul 2026213 PMAQI
29th Jul 2026254 PMAQI
29th Jul 2026235 PMAQI
29th Jul 2026336 PMAQI
29th Jul 2026277 PMAQI
29th Jul 2026278 PMAQI
29th Jul 2026469 PMAQI
29th Jul 20263810 PMAQI
29th Jul 20262911 PMAQI
30th Jul 20262912 AMAQI
30th Jul 2026311 AMAQI
30th Jul 2026382 AMAQI
30th Jul 2026273 AMAQI

26°C23/29°C

30th Jul 2026314 AMAQI
30th Jul 2026315 AMAQI
30th Jul 2026346 AMAQI
30th Jul 2026427 AMAQI
30th Jul 2026448 AMAQI
30th Jul 2026339 AMAQI
30th Jul 20263310 AMAQI
30th Jul 20264011 AMAQI
30th Jul 20263312 PMAQI
30th Jul 2026421 PMAQI
30th Jul 2026482 PMAQI
30th Jul 2026463 PMAQI
30th Jul 2026494 PMAQI
30th Jul 2026445 PMAQI
30th Jul 2026466 PMAQI
30th Jul 2026667 PMAQI
30th Jul 2026388 PMAQI
30th Jul 2026369 PMAQI
30th Jul 20265510 PMAQI
30th Jul 20266211 PMAQI
31st Jul 20265412 AMAQI
31st Jul 2026361 AMAQI
31st Jul 2026382 AMAQI
31st Jul 2026293 AMAQI

28°C25/30°C

31st Jul 2026334 AMAQI
31st Jul 2026345 AMAQI
31st Jul 2026366 AMAQI
31st Jul 2026317 AMAQI
31st Jul 2026318 AMAQI
31st Jul 2026389 AMAQI
31st Jul 20263610 AMAQI
31st Jul 20264811 AMAQI
31st Jul 20262512 PMAQI
31st Jul 2026331 PMAQI
31st Jul 2026292 PMAQI
31st Jul 2026383 PMAQI
31st Jul 2026364 PMAQI
31st Jul 2026295 PMAQI
31st Jul 2026386 PMAQI
31st Jul 2026387 PMAQI
31st Jul 2026588 PMAQI
31st Jul 2026639 PMAQI
31st Jul 20266410 PMAQI
31st Jul 20265011 PMAQI
1st Aug 20265212 AMAQI
1st Aug 2026421 AMAQI
1st Aug 2026482 AMAQI
1st Aug 2026363 AMAQI

26°C24/28°C

1st Aug 2026404 AMAQI
1st Aug 2026525 AMAQI
1st Aug 2026766 AMAQI
1st Aug 2026527 AMAQI
1st Aug 2026818 AMAQI
1st Aug 2026559 AMAQI
1st Aug 20265710 AMAQI
1st Aug 20265211 AMAQI
1st Aug 20264012 PMAQI
1st Aug 2026591 PMAQI
1st Aug 2026672 PMAQI
1st Aug 2026513 PMAQI
1st Aug 2026654 PMAQI
1st Aug 2026575 PMAQI
1st Aug 2026626 PMAQI
1st Aug 2026697 PMAQI
1st Aug 2026748 PMAQI
1st Aug 2026829 PMAQI
1st Aug 20268110 PMAQI
1st Aug 20267811 PMAQI
2nd Aug 20267212 AMAQI
2nd Aug 2026681 AMAQI
2nd Aug 2026672 AMAQI
2nd Aug 2026723 AMAQI

27°C24/29°C

2nd Aug 2026684 AMAQI
2nd Aug 2026625 AMAQI
2nd Aug 2026696 AMAQI
2nd Aug 2026667 AMAQI
2nd Aug 2026218 AMAQI
2nd Aug 2026129 AMAQI
2nd Aug 20262010 AMAQI
2nd Aug 20262911 AMAQI
2nd Aug 20262712 PMAQI
2nd Aug 2026271 PMAQI
2nd Aug 2026252 PMAQI
2nd Aug 2026173 PMAQI
2nd Aug 202694 PMAQI
2nd Aug 2026105 PMAQI
2nd Aug 2026216 PMAQI
2nd Aug 2026387 PMAQI
2nd Aug 2026248 PMAQI
2nd Aug 2026129 PMAQI
2nd Aug 20261210 PMAQI
2nd Aug 20261011 PMAQI
3rd Aug 20261012 AMAQI
3rd Aug 2026101 AMAQI
3rd Aug 2026102 AMAQI
3rd Aug 202693 AMAQI

25°C23/26°C

3rd Aug 2026104 AMAQI
3rd Aug 2026125 AMAQI
3rd Aug 2026166 AMAQI
3rd Aug 2026197 AMAQI
3rd Aug 2026198 AMAQI
3rd Aug 2026179 AMAQI
3rd Aug 20261610 AMAQI
3rd Aug 20261811 AMAQI
3rd Aug 20262512 PMAQI
3rd Aug 2026271 PMAQI
3rd Aug 2026232 PMAQI
3rd Aug 2026363 PMAQI
3rd Aug 2026284 PMAQI
3rd Aug 2026215 PMAQI
3rd Aug 2026296 PMAQI
3rd Aug 2026257 PMAQI
3rd Aug 2026258 PMAQI
3rd Aug 2026319 PMAQI
3rd Aug 20263110 PMAQI
3rd Aug 20262511 PMAQI
4th Aug 20262312 AMAQI
4th Aug 2026251 AMAQI
4th Aug 2026232 AMAQI
4th Aug 2026253 AMAQI

23°C23/25°C

4th Aug 2026234 AMAQI
4th Aug 2026215 AMAQI
4th Aug 2026216 AMAQI
4th Aug 2026257 AMAQI
4th Aug 2026258 AMAQI
4th Aug 2026299 AMAQI
4th Aug 20264610 AMAQI
4th Aug 20263311 AMAQI
4th Aug 20264012 PMAQI
4th Aug 2026421 PMAQI
4th Aug 2026362 PMAQI
4th Aug 2026293 PMAQI
4th Aug 2026334 PMAQI
4th Aug 2026425 PMAQI
4th Aug 2026556 PMAQI
4th Aug 2026427 PMAQI
4th Aug 2026428 PMAQI
4th Aug 2026299 PMAQI
4th Aug 20262710 PMAQI
4th Aug 20262511 PMAQI
5th Aug 20262712 AMAQI
5th Aug 2026251 AMAQI
5th Aug 2026232 AMAQI
5th Aug 2026233 AMAQI

23°C22/24°C

5th Aug 2026234 AMAQI
5th Aug 2026235 AMAQI
5th Aug 2026236 AMAQI
5th Aug 2026257 AMAQI
5th Aug 2026238 AMAQI
5th Aug 2026259 AMAQI
5th Aug 20262510 AMAQI
5th Aug 20262711 AMAQI
5th Aug 20262512 PMAQI
5th Aug 2026251 PMAQI
5th Aug 2026292 PMAQI
5th Aug 2026253 PMAQI
5th Aug 2026254 PMAQI
5th Aug 2026235 PMAQI
5th Aug 2026276 PMAQI
5th Aug 2026277 PMAQI
5th Aug 2026338 PMAQI
5th Aug 2026279 PMAQI
5th Aug 20262510 PMAQI
5th Aug 20262111 PMAQI
6th Aug 20262112 AMAQI
6th Aug 2026211 AMAQI
6th Aug 2026232 AMAQI
6th Aug 2026253 AMAQI

24°C22/26°C

6th Aug 2026234 AMAQI
6th Aug 2026445 AMAQI
6th Aug 2026346 AMAQI
6th Aug 2026217 AMAQI
6th Aug 2026218 AMAQI
6th Aug 2026349 AMAQI
6th Aug 20262110 AMAQI
6th Aug 20263211 AMAQI
6th Aug 20263812 PMAQI
6th Aug 2026341 PMAQI
6th Aug 2026252 PMAQI
6th Aug 2026273 PMAQI
6th Aug 2026294 PMAQI
6th Aug 2026315 PMAQI
6th Aug 2026296 PMAQI
6th Aug 2026237 PMAQI
6th Aug 2026238 PMAQI
6th Aug 2026409 PMAQI
6th Aug 20264410 PMAQI
6th Aug 20263611 PMAQI
7th Aug 20263312 AMAQI
7th Aug 2026311 AMAQI
7th Aug 2026292 AMAQI
7th Aug 2026233 AMAQI

26°C24/29°C

7th Aug 2026244 AMAQI
7th Aug 2026245 AMAQI
7th Aug 2026256 AMAQI
7th Aug 2026327 AMAQI
7th Aug 2026468 AMAQI
7th Aug 2026469 AMAQI
7th Aug 20264810 AMAQI
7th Aug 20264611 AMAQI
7th Aug 20264412 PMAQI
7th Aug 2026321 PMAQI
7th Aug 2026252 PMAQI
7th Aug 2026213 PMAQI
7th Aug 2026254 PMAQI
7th Aug 2026295 PMAQI
7th Aug 2026316 PMAQI
7th Aug 2026277 PMAQI
7th Aug 2026528 PMAQI
7th Aug 2026529 PMAQI
7th Aug 20263110 PMAQI
7th Aug 20262511 PMAQI
8th Aug 20262112 AMAQI
8th Aug 2026231 AMAQI
8th Aug 2026252 AMAQI
8th Aug 2026213 AMAQI

27°C25/29°C

8th Aug 2026214 AMAQI
8th Aug 2026255 AMAQI
8th Aug 2026256 AMAQI
8th Aug 2026337 AMAQI
8th Aug 2026338 AMAQI
8th Aug 2026579 AMAQI
8th Aug 20262110 AMAQI
8th Aug 20262511 AMAQI
8th Aug 20262912 PMAQI
8th Aug 2026231 PMAQI
8th Aug 2026212 PMAQI
8th Aug 2026213 PMAQI
8th Aug 2026254 PMAQI
8th Aug 2026255 PMAQI
8th Aug 2026256 PMAQI
8th Aug 2026217 PMAQI
8th Aug 2026258 PMAQI
8th Aug 2026429 PMAQI
8th Aug 20262710 PMAQI
8th Aug 20262711 PMAQI
9th Aug 20262112 AMAQI
9th Aug 2026291 AMAQI
9th Aug 2026212 AMAQI
9th Aug 2026213 AMAQI

26°C24/29°C

9th Aug 2026234 AMAQI
9th Aug 2026215 AMAQI
9th Aug 2026216 AMAQI
9th Aug 2026387 AMAQI
9th Aug 2026338 AMAQI
9th Aug 2026449 AMAQI
9th Aug 20262110 AMAQI
9th Aug 20262111 AMAQI
9th Aug 20262112 PMAQI
9th Aug 2026361 PMAQI
9th Aug 2026232 PMAQI
9th Aug 2026423 PMAQI
9th Aug 2026424 PMAQI
9th Aug 2026275 PMAQI
9th Aug 2026386 PMAQI
9th Aug 2026547 PMAQI
9th Aug 2026528 PMAQI
9th Aug 2026409 PMAQI
9th Aug 20262910 PMAQI
9th Aug 20262911 PMAQI
10th Aug 20262512 AMAQI
10th Aug 2026291 AMAQI
10th Aug 2026252 AMAQI
10th Aug 2026383 AMAQI

25°C23/28°C

10th Aug 2026464 AMAQI
10th Aug 2026485 AMAQI
10th Aug 2026296 AMAQI
10th Aug 2026297 AMAQI
10th Aug 2026218 AMAQI
10th Aug 2026259 AMAQI
10th Aug 20262910 AMAQI
10th Aug 20262911 AMAQI
10th Aug 20262512 PMAQI
10th Aug 2026291 PMAQI
10th Aug 2026212 PMAQI
10th Aug 2026313 PMAQI
10th Aug 2026364 PMAQI
10th Aug 2026425 PMAQI
10th Aug 2026566 PMAQI
10th Aug 2026557 PMAQI
10th Aug 2026548 PMAQI
10th Aug 2026509 PMAQI
10th Aug 20265810 PMAQI
10th Aug 20265311 PMAQI
11th Aug 20264412 AMAQI
11th Aug 2026501 AMAQI
11th Aug 2026522 AMAQI
11th Aug 2026383 AMAQI

24°C22/26°C

11th Aug 2026594 AMAQI
11th Aug 2026655 AMAQI
11th Aug 2026676 AMAQI
11th Aug 2026557 AMAQI
11th Aug 2026448 AMAQI
11th Aug 2026449 AMAQI
11th Aug 20266010 AMAQI
11th Aug 20265211 AMAQI
11th Aug 20264212 PMAQI
11th Aug 2026291 PMAQI
11th Aug 2026252 PMAQI
11th Aug 2026233 PMAQI
11th Aug 2026294 PMAQI
11th Aug 2026215 PMAQI
11th Aug 2026236 PMAQI
11th Aug 2026217 PMAQI
11th Aug 2026198 PMAQI
11th Aug 2026299 PMAQI
11th Aug 20263310 PMAQI
11th Aug 20262511 PMAQI
12th Aug 20262912 AMAQI
12th Aug 2026211 AMAQI
12th Aug 2026212 AMAQI
12th Aug 2026273 AMAQI

21°C18/24°C

12th Aug 2026234 AMAQI
12th Aug 2026215 AMAQI
12th Aug 2026256 AMAQI
12th Aug 2026257 AMAQI
12th Aug 2026258 AMAQI
12th Aug 2026279 AMAQI
12th Aug 20264010 AMAQI
12th Aug 20264211 AMAQI
12th Aug 20262112 PMAQI
12th Aug 2026271 PMAQI
12th Aug 2026422 PMAQI
12th Aug 2026493 PMAQI
12th Aug 2026254 PMAQI
12th Aug 2026365 PMAQI
12th Aug 2026516 PMAQI
12th Aug 2026607 PMAQI
12th Aug 2026548 PMAQI
12th Aug 2026319 PMAQI
12th Aug 20262110 PMAQI
12th Aug 20262511 PMAQI
13th Aug 20262112 AMAQI
13th Aug 2026251 AMAQI
13th Aug 2026232 AMAQI
13th Aug 2026253 AMAQI

23°C22/24°C

13th Aug 2026214 AMAQI
13th Aug 2026255 AMAQI
13th Aug 2026296 AMAQI
13th Aug 2026257 AMAQI
13th Aug 2026428 AMAQI
13th Aug 2026299 AMAQI
13th Aug 20262510 AMAQI
13th Aug 20264411 AMAQI
13th Aug 20262112 PMAQI
13th Aug 2026311 PMAQI
13th Aug 2026292 PMAQI
13th Aug 2026233 PMAQI
13th Aug 2026254 PMAQI
13th Aug 2026235 PMAQI
13th Aug 2026236 PMAQI
13th Aug 2026277 PMAQI
13th Aug 2026218 PMAQI
13th Aug 2026299 PMAQI
13th Aug 20262310 PMAQI
13th Aug 20262511 PMAQI
14th Aug 20262912 AMAQI
14th Aug 2026211 AMAQI
14th Aug 2026212 AMAQI
14th Aug 2026253 AMAQI

26°C24/28°C

14th Aug 2026294 AMAQI
14th Aug 2026275 AMAQI
14th Aug 2026296 AMAQI
14th Aug 2026297 AMAQI
14th Aug 2026318 AMAQI
14th Aug 2026339 AMAQI
14th Aug 20263810 AMAQI
14th Aug 20263411 AMAQI
14th Aug 20262312 PMAQI
14th Aug 2026251 PMAQI
14th Aug 2026292 PMAQI
14th Aug 2026313 PMAQI
14th Aug 2026294 PMAQI
14th Aug 2026255 PMAQI
14th Aug 2026256 PMAQI
14th Aug 2026257 PMAQI
14th Aug 2026298 PMAQI
14th Aug 2026299 PMAQI
14th Aug 20262510 PMAQI
14th Aug 20262511 PMAQI
15th Aug 20262512 AMAQI
15th Aug 2026271 AMAQI
15th Aug 2026212 AMAQI
15th Aug 2026313 AMAQI

25°C24/27°C

15th Aug 2026464 AMAQI
4 AM
15th Aug 2026365 AMAQI
15th Aug 2026496 AMAQI
15th Aug 2026337 AMAQI
15th Aug 2026338 AMAQI
15th Aug 2026319 AMAQI
15th Aug 20265310 AMAQI
15th Aug 20265011 AMAQI
11 AM
15th Aug 20262512 PMAQI
15th Aug 2026251 PMAQI
15th Aug 2026252 PMAQI
15th Aug 2026233 PMAQI
15th Aug 2026294 PMAQI
15th Aug 2026215 PMAQI
15th Aug 2026236 PMAQI
6 PM
15th Aug 2026257 PMAQI
15th Aug 2026408 PMAQI
15th Aug 2026259 PMAQI
15th Aug 20262110 PMAQI
15th Aug 20262311 PMAQI
11 PM
3 AM

25°C24/27°C

Day time
Avg. Highest Time
5 AM - 11 AM

36AQI

7 hours / Day
210 hours / Month
Avg. Lowest Time
5 PM

30AQI

1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 5 AM to 11 AM (Avg. 36), while the lowest AQI was between 5 PM to 5 PM (Avg. 30).
Night time
Avg. Highest Time
7 PM - 9 PM

37AQI

3 hours / Day
90 hours / Month
Avg. Lowest Time
1 AM

31AQI

1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 7 PM to 9 PM (Avg. 37), while the lowest AQI was between 1 AM to 1 AM (Avg. 31).

2026 Days Vs Air Quality

Hanegawa, Kamisu, Ibaraki, Japan

2026

89%

201

11%

26

Total number of days with different AQI categories in last 227 days in 2026 (138 days remaining)

Good
201 Days
Moderate
26 Days
Poor
0 Days
Unhealthy
0 Days
Severe
0 Days
Hazardous
0 Days

Under WHO’s Safe Air Quality Limits: 89%

Health Risk Level:

Low

In 2026, 89% of 227 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

Hanegawa, Kamisu, Ibaraki, 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
12AQI (US)
2nd January 2026
15AQI (US)
3rd January 2026
16AQI (US)
4th January 2026
21AQI (US)
5th January 2026
39AQI (US)
6th January 2026
29AQI (US)
7th January 2026
22AQI (US)
8th January 2026
35AQI (US)
9th January 2026
17AQI (US)
10th January 2026
23AQI (US)
11th January 2026
35AQI (US)
12th January 2026
18AQI (US)
13th January 2026
37AQI (US)
14th January 2026
12AQI (US)
15th January 2026
22AQI (US)
16th January 2026
37AQI (US)
17th January 2026
40AQI (US)
18th January 2026
24AQI (US)
19th January 2026
36AQI (US)
20th January 2026
34AQI (US)
21st January 2026
12AQI (US)
22nd January 2026
20AQI (US)
23rd January 2026
15AQI (US)
24th January 2026
34AQI (US)
25th January 2026
21AQI (US)
26th January 2026
14AQI (US)
27th January 2026
30AQI (US)
28th January 2026
29AQI (US)
29th January 2026
16AQI (US)
30th January 2026
38AQI (US)
31st January 2026
37AQI (US)
1st February 2026
41AQI (US)
2nd February 2026
32AQI (US)
3rd February 2026
19AQI (US)
4th February 2026
39AQI (US)
5th February 2026
56AQI (US)
6th February 2026
58AQI (US)
7th February 2026
8AQI (US)
8th February 2026
9AQI (US)
9th February 2026
34AQI (US)
10th February 2026
38AQI (US)
11th February 2026
58AQI (US)
12th February 2026
35AQI (US)
13th February 2026
46AQI (US)
14th February 2026
53AQI (US)
15th February 2026
55AQI (US)
16th February 2026
47AQI (US)
17th February 2026
17AQI (US)
18th February 2026
33AQI (US)
19th February 2026
28AQI (US)
20th February 2026
29AQI (US)
21st February 2026
39AQI (US)
22nd February 2026
39AQI (US)
23rd February 2026
29AQI (US)
24th February 2026
40AQI (US)
25th February 2026
28AQI (US)
26th February 2026
27AQI (US)
27th February 2026
28AQI (US)
28th February 2026
36AQI (US)
1st March 2026
37AQI (US)
2nd March 2026
30AQI (US)
3rd March 2026
20AQI (US)
4th March 2026
50AQI (US)
5th March 2026
52AQI (US)
6th March 2026
47AQI (US)
7th March 2026
42AQI (US)
8th March 2026
33AQI (US)
9th March 2026
41AQI (US)
10th March 2026
57AQI (US)
11th March 2026
55AQI (US)
12th March 2026
61AQI (US)
13th March 2026
36AQI (US)
14th March 2026
46AQI (US)
15th March 2026
55AQI (US)
16th March 2026
48AQI (US)
17th March 2026
46AQI (US)
18th March 2026
47AQI (US)
19th March 2026
35AQI (US)
20th March 2026
35AQI (US)
21st March 2026
40AQI (US)
22nd March 2026
48AQI (US)
23rd March 2026
47AQI (US)
24th March 2026
53AQI (US)
25th March 2026
46AQI (US)
26th March 2026
19AQI (US)
27th March 2026
34AQI (US)
28th March 2026
30AQI (US)
29th March 2026
48AQI (US)
30th March 2026
51AQI (US)
31st March 2026
25AQI (US)
1st April 2026
24AQI (US)
2nd April 2026
29AQI (US)
3rd April 2026
45AQI (US)
4th April 2026
47AQI (US)
5th April 2026
44AQI (US)
6th April 2026
25AQI (US)
7th April 2026
38AQI (US)
8th April 2026
17AQI (US)
9th April 2026
28AQI (US)
10th April 2026
45AQI (US)
11th April 2026
30AQI (US)
12th April 2026
31AQI (US)
13th April 2026
41AQI (US)
14th April 2026
46AQI (US)
15th April 2026
39AQI (US)
16th April 2026
31AQI (US)
17th April 2026
24AQI (US)
18th April 2026
29AQI (US)
19th April 2026
42AQI (US)
20th April 2026
32AQI (US)
21st April 2026
28AQI (US)
22nd April 2026
39AQI (US)
23rd April 2026
44AQI (US)
24th April 2026
30AQI (US)
25th April 2026
27AQI (US)
26th April 2026
52AQI (US)
27th April 2026
25AQI (US)
28th April 2026
25AQI (US)
29th April 2026
35AQI (US)
30th April 2026
34AQI (US)
1st May 2026
46AQI (US)
2nd May 2026
25AQI (US)
3rd May 2026
46AQI (US)
4th May 2026
35AQI (US)
5th May 2026
23AQI (US)
6th May 2026
33AQI (US)
7th May 2026
28AQI (US)
8th May 2026
23AQI (US)
9th May 2026
22AQI (US)
10th May 2026
28AQI (US)
11th May 2026
27AQI (US)
12th May 2026
29AQI (US)
13th May 2026
36AQI (US)
14th May 2026
43AQI (US)
15th May 2026
32AQI (US)
16th May 2026
85AQI (US)
17th May 2026
69AQI (US)
18th May 2026
53AQI (US)
19th May 2026
49AQI (US)
20th May 2026
62AQI (US)
21st May 2026
58AQI (US)
22nd May 2026
61AQI (US)
23rd May 2026
52AQI (US)
24th May 2026
58AQI (US)
25th May 2026
47AQI (US)
26th May 2026
38AQI (US)
27th May 2026
17AQI (US)
28th May 2026
24AQI (US)
29th May 2026
32AQI (US)
30th May 2026
30AQI (US)
31st May 2026
25AQI (US)
1st June 2026
37AQI (US)
2nd June 2026
27AQI (US)
3rd June 2026
19AQI (US)
4th June 2026
26AQI (US)
5th June 2026
49AQI (US)
6th June 2026
24AQI (US)
7th June 2026
32AQI (US)
8th June 2026
24AQI (US)
9th June 2026
18AQI (US)
10th June 2026
16AQI (US)
11th June 2026
22AQI (US)
12th June 2026
22AQI (US)
13th June 2026
31AQI (US)
14th June 2026
41AQI (US)
15th June 2026
12AQI (US)
16th June 2026
24AQI (US)
17th June 2026
26AQI (US)
18th June 2026
26AQI (US)
19th June 2026
26AQI (US)
20th June 2026
22AQI (US)
21st June 2026
20AQI (US)
22nd June 2026
20AQI (US)
23rd June 2026
20AQI (US)
24th June 2026
35AQI (US)
25th June 2026
29AQI (US)
26th June 2026
25AQI (US)
27th June 2026
20AQI (US)
28th June 2026
25AQI (US)
29th June 2026
24AQI (US)
30th June 2026
20AQI (US)
1st July 2026
29AQI (US)
2nd July 2026
21AQI (US)
3rd July 2026
25AQI (US)
4th July 2026
31AQI (US)
5th July 2026
26AQI (US)
6th July 2026
25AQI (US)
7th July 2026
25AQI (US)
8th July 2026
23AQI (US)
9th July 2026
18AQI (US)
10th July 2026
12AQI (US)
11th July 2026
18AQI (US)
12th July 2026
34AQI (US)
13th July 2026
53AQI (US)
14th July 2026
41AQI (US)
15th July 2026
52AQI (US)
16th July 2026
76AQI (US)
17th July 2026
40AQI (US)
18th July 2026
14AQI (US)
19th July 2026
23AQI (US)
20th July 2026
28AQI (US)
21st July 2026
50AQI (US)
22nd July 2026
62AQI (US)
23rd July 2026
50AQI (US)
24th July 2026
20AQI (US)
25th July 2026
36AQI (US)
26th July 2026
34AQI (US)
27th July 2026
31AQI (US)
28th July 2026
30AQI (US)
29th July 2026
36AQI (US)
30th July 2026
41AQI (US)
31st July 2026
39AQI (US)
1st August 2026
60AQI (US)
2nd August 2026
36AQI (US)
3rd August 2026
20AQI (US)
4th August 2026
32AQI (US)
5th August 2026
25AQI (US)
6th August 2026
29AQI (US)
7th August 2026
33AQI (US)
8th August 2026
27AQI (US)
9th August 2026
31AQI (US)
10th August 2026
37AQI (US)
11th August 2026
40AQI (US)
12th August 2026
32AQI (US)
13th August 2026
26AQI (US)
14th August 2026
28AQI (US)
15th August 2026
31AQI (US)
16th August 2026
17th August 2026
18th August 2026
19th August 2026
20th August 2026
21st August 2026
22nd August 2026
23rd August 2026
24th August 2026
25th August 2026
26th August 2026
27th August 2026
28th August 2026
29th August 2026
30th August 2026
31st August 2026
1st September 2026
2nd September 2026
3rd September 2026
4th September 2026
5th September 2026
6th September 2026
7th September 2026
8th September 2026
9th September 2026
10th September 2026
11th September 2026
12th September 2026
13th September 2026
14th September 2026
15th September 2026
16th September 2026
17th September 2026
18th September 2026
19th September 2026
20th September 2026
21st September 2026
22nd September 2026
23rd September 2026
24th September 2026
25th September 2026
26th September 2026
27th September 2026
28th September 2026
29th September 2026
30th September 2026
1st October 2026
2nd October 2026
3rd October 2026
4th October 2026
5th October 2026
6th October 2026
7th October 2026
8th October 2026
9th October 2026
10th October 2026
11th October 2026
12th October 2026
13th October 2026
14th October 2026
15th October 2026
16th October 2026
17th October 2026
18th October 2026
19th October 2026
20th October 2026
21st October 2026
22nd October 2026
23rd October 2026
24th October 2026
25th October 2026
26th October 2026
27th October 2026
28th October 2026
29th October 2026
30th October 2026
31st October 2026
1st November 2026
2nd November 2026
3rd November 2026
4th November 2026
5th November 2026
6th November 2026
7th November 2026
8th November 2026
9th November 2026
10th November 2026
11th November 2026
12th November 2026
13th November 2026
14th November 2026
15th November 2026
16th November 2026
17th November 2026
18th November 2026
19th November 2026
20th November 2026
21st November 2026
22nd November 2026
23rd November 2026
24th November 2026
25th November 2026
26th November 2026
27th November 2026
28th November 2026
29th November 2026
30th November 2026
1st December 2026
2nd December 2026
3rd December 2026
4th December 2026
5th December 2026
6th December 2026
7th December 2026
8th December 2026
9th December 2026
10th December 2026
11th December 2026
12th December 2026
13th December 2026
14th December 2026
15th December 2026
16th December 2026
17th December 2026
18th December 2026
19th December 2026
20th December 2026
21st December 2026
22nd December 2026
23rd December 2026
24th December 2026
25th December 2026
26th December 2026
27th December 2026
28th December 2026
29th December 2026
30th December 2026
31st December 2026

25AQI (US)

36AQI (US)

42AQI (US)

34AQI (US)

40AQI (US)

25AQI (US)

34AQI (US)

32AQI (US)

No. of days

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

202634AQI (US)

31
23
5
24
7
29
1
23
8
30
27
4
14
1
201
26

Highest AQI (US) recorded in

March

42AQI (US)

Lowest AQI (US) recorded in

June

25AQI (US)

202538AQI (US)

30
1
28
26
5
28
2
29
2
29
1
25
6
30
1
30
14
17
23
7
23
8
315
50

Highest AQI (US) recorded in

October

46AQI (US)

Lowest AQI (US) recorded in

September

32AQI (US)

202436AQI (US)

28
2
27
2
27
4
24
6
29
2
27
3
19
12
31
30
31
29
1
31
333
32

Highest AQI (US) recorded in

July

48AQI (US)

Lowest AQI (US) recorded in

August

25AQI (US)

202336AQI (US)

26
5
25
3
27
4
25
5
28
3
28
2
28
3
31
29
1
31
24
5
24
7
326
38

Highest AQI (US) recorded in

April

45AQI (US)

Lowest AQI (US) recorded in

August

26AQI (US)

202236AQI (US)

29
1
21
29
2
26
4
28
3
27
3
20
1
1
28
29
2
28
2
29
2
295
20

Highest AQI (US) recorded in

April

41AQI (US)

Lowest AQI (US) recorded in

August

19AQI (US)

202133AQI (US)

28
2
24
4
29
2
28
2
27
4
26
4
31
29
2
30
30
1
27
3
26
5
335
29

Highest AQI (US) recorded in

May

38AQI (US)

Lowest AQI (US) recorded in

August

28AQI (US)

202029AQI (US)

12
1
21
18
26
4
31
26
5
19
31
24
6
26
5
234
21

Highest AQI (US) recorded in

August

36AQI (US)

Lowest AQI (US) recorded in

September

24AQI (US)

Most & Least Polluted Years Over the Last 7 Years

Most Polluted Year Recorded
2025(Avg.)
38AQI (US)
Least Polluted Year Recorded
2020(Avg.)
29AQI (US)

Hanegawa's annual 2026 AQI (US) (34) shows an average percentage change of -1.1% (improved AQI (US)) compared to previous years: 2020 (29), 2021 (33), 2022 (36), 2023 (36), 2024 (36), 2025 (38).