Country Background
HistoryAQIPM₂.₅PM₁₀COSO₂NO₂O₃

Ishikawa, Mito, 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

Ishikawa, Mito, Ibaraki, Japan

2022
2023
2024
2025
2026
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
2nd Aug 2023
72AQI
Lowest AQI recorded on
30th Aug 2024
19AQI

Same Day Analysis (2nd August):
On this day, AQI across the 5 years varied significantly: 2026 ranks 4th highest AQI at 32 of Good air quality, showing improvement over 2025, 2024 and 2023 on the same day.

Day & Night AQI Trend: 1st Aug - 2nd Aug 2026

Ishikawa, Mito, Ibaraki, Japan

AQI
Day
Night
.

4 AM1st Aug 2026

6 PM

3 AM2nd Aug 2026

Day time
Avg. Highest Time
5PM1st Aug

63AQI

Avg. Lowest Time
4AM1st Aug

44AQI

Night time
Avg. Highest Time
12AM2nd Aug

68AQI

Avg. Lowest Time
1AM2nd Aug

60AQI

In the last 24 hours,

Ishikawa's AQI reached its highest point of 68 at 12 AM during the Night, while the lowest point, 44, was recorded at 4 AM during the Day between 1st Aug and 2nd Aug 2026.

Day & Night AQI Trend : Jul - Aug 2026

Ishikawa, Mito, Ibaraki, Japan

JulAug
04th - 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 - 02nd02nd
Day
Night
4th Jul 2026244 AMAQI
4th Jul 2026255 AMAQI
4th Jul 2026246 AMAQI
4th Jul 2026267 AMAQI
4th Jul 2026258 AMAQI
4th Jul 2026249 AMAQI
4th Jul 20262410 AMAQI
4th Jul 20262411 AMAQI
4th Jul 20262212 PMAQI
4th Jul 2026561 PMAQI
4th Jul 2026542 PMAQI
4th Jul 2026643 PMAQI
4th Jul 2026554 PMAQI
4th Jul 2026545 PMAQI
4th Jul 2026566 PMAQI
4th Jul 2026297 PMAQI
4th Jul 2026318 PMAQI
4th Jul 2026219 PMAQI
4th Jul 20262310 PMAQI
4th Jul 20262111 PMAQI
5th Jul 20262112 AMAQI
5th Jul 2026231 AMAQI
5th Jul 2026212 AMAQI
5th Jul 2026253 AMAQI

21°C18/24°C

5th Jul 2026254 AMAQI
5th Jul 2026295 AMAQI
5th Jul 2026316 AMAQI
5th Jul 2026257 AMAQI
5th Jul 2026298 AMAQI
5th Jul 2026299 AMAQI
5th Jul 20262910 AMAQI
5th Jul 20262711 AMAQI
5th Jul 20262512 PMAQI
5th Jul 2026291 PMAQI
5th Jul 2026242 PMAQI
5th Jul 2026253 PMAQI
5th Jul 2026214 PMAQI
5th Jul 2026215 PMAQI
5th Jul 2026276 PMAQI
5th Jul 2026277 PMAQI
5th Jul 2026298 PMAQI
5th Jul 2026239 PMAQI
5th Jul 20262910 PMAQI
5th Jul 20262511 PMAQI
6th Jul 20263312 AMAQI
6th Jul 2026361 AMAQI
6th Jul 2026332 AMAQI
6th Jul 2026333 AMAQI

21°C20/23°C

6th Jul 2026364 AMAQI
6th Jul 2026345 AMAQI
6th Jul 2026366 AMAQI
6th Jul 2026337 AMAQI
6th Jul 2026318 AMAQI
6th Jul 2026299 AMAQI
6th Jul 20262910 AMAQI
6th Jul 20262911 AMAQI
6th Jul 20261812 PMAQI
6th Jul 2026191 PMAQI
6th Jul 2026212 PMAQI
6th Jul 2026233 PMAQI
6th Jul 2026224 PMAQI
6th Jul 2026205 PMAQI
6th Jul 2026186 PMAQI
6th Jul 2026217 PMAQI
6th Jul 2026248 PMAQI
6th Jul 2026249 PMAQI
6th Jul 20262810 PMAQI
6th Jul 20262811 PMAQI
7th Jul 20262812 AMAQI
7th Jul 2026301 AMAQI
7th Jul 2026262 AMAQI
7th Jul 2026293 AMAQI

22°C20/25°C

7th Jul 2026304 AMAQI
7th Jul 2026285 AMAQI
7th Jul 2026306 AMAQI
7th Jul 2026267 AMAQI
7th Jul 2026288 AMAQI
7th Jul 2026239 AMAQI
7th Jul 20262410 AMAQI
7th Jul 20262211 AMAQI
7th Jul 20262112 PMAQI
7th Jul 2026211 PMAQI
7th Jul 2026242 PMAQI
7th Jul 2026273 PMAQI
7th Jul 2026244 PMAQI
7th Jul 2026275 PMAQI
7th Jul 2026286 PMAQI
7th Jul 2026267 PMAQI
7th Jul 2026268 PMAQI
7th Jul 2026269 PMAQI
7th Jul 20262410 PMAQI
7th Jul 20262211 PMAQI
8th Jul 20262812 AMAQI
8th Jul 2026281 AMAQI
8th Jul 2026282 AMAQI
8th Jul 2026263 AMAQI

22°C19/25°C

8th Jul 2026264 AMAQI
8th Jul 2026265 AMAQI
8th Jul 2026276 AMAQI
8th Jul 2026187 AMAQI
8th Jul 2026288 AMAQI
8th Jul 2026229 AMAQI
8th Jul 20262510 AMAQI
8th Jul 20262211 AMAQI
8th Jul 20262412 PMAQI
8th Jul 2026201 PMAQI
8th Jul 2026212 PMAQI
8th Jul 2026243 PMAQI
8th Jul 2026174 PMAQI
8th Jul 2026145 PMAQI
8th Jul 2026216 PMAQI
8th Jul 2026187 PMAQI
8th Jul 2026188 PMAQI
8th Jul 2026149 PMAQI
8th Jul 20261410 PMAQI
8th Jul 20261611 PMAQI
9th Jul 20261812 AMAQI
9th Jul 2026121 AMAQI
9th Jul 202682 AMAQI
9th Jul 202683 AMAQI

23°C19/26°C

9th Jul 2026164 AMAQI
9th Jul 2026175 AMAQI
9th Jul 202696 AMAQI
9th Jul 2026167 AMAQI
9th Jul 2026208 AMAQI
9th Jul 2026229 AMAQI
9th Jul 20262310 AMAQI
9th Jul 20262211 AMAQI
9th Jul 20262012 PMAQI
9th Jul 2026231 PMAQI
9th Jul 2026222 PMAQI
9th Jul 2026233 PMAQI
9th Jul 2026244 PMAQI
9th Jul 2026245 PMAQI
9th Jul 2026226 PMAQI
9th Jul 2026207 PMAQI
9th Jul 2026248 PMAQI
9th Jul 2026229 PMAQI
9th Jul 20262510 PMAQI
9th Jul 20262411 PMAQI
10th Jul 20262512 AMAQI
10th Jul 2026281 AMAQI
10th Jul 2026242 AMAQI
10th Jul 2026173 AMAQI

24°C20/29°C

10th Jul 2026234 AMAQI
10th Jul 2026265 AMAQI
10th Jul 2026276 AMAQI
10th Jul 2026167 AMAQI
10th Jul 2026168 AMAQI
10th Jul 2026299 AMAQI
10th Jul 20262610 AMAQI
10th Jul 20262311 AMAQI
10th Jul 20262612 PMAQI
10th Jul 2026251 PMAQI
10th Jul 2026242 PMAQI
10th Jul 2026233 PMAQI
10th Jul 2026244 PMAQI
10th Jul 2026295 PMAQI
10th Jul 2026266 PMAQI
10th Jul 2026287 PMAQI
10th Jul 2026298 PMAQI
10th Jul 2026289 PMAQI
10th Jul 20263010 PMAQI
10th Jul 20263011 PMAQI
11th Jul 20262912 AMAQI
11th Jul 2026301 AMAQI
11th Jul 2026302 AMAQI
11th Jul 2026283 AMAQI

26°C21/31°C

11th Jul 2026264 AMAQI
11th Jul 2026325 AMAQI
11th Jul 2026286 AMAQI
11th Jul 2026317 AMAQI
11th Jul 2026318 AMAQI
11th Jul 2026329 AMAQI
11th Jul 20263010 AMAQI
11th Jul 20262811 AMAQI
11th Jul 20262512 PMAQI
11th Jul 2026241 PMAQI
11th Jul 2026242 PMAQI
11th Jul 2026223 PMAQI
11th Jul 2026274 PMAQI
11th Jul 2026305 PMAQI
11th Jul 2026306 PMAQI
11th Jul 2026297 PMAQI
11th Jul 2026288 PMAQI
11th Jul 2026289 PMAQI
11th Jul 20262810 PMAQI
11th Jul 20263011 PMAQI
12th Jul 20263012 AMAQI
12th Jul 2026301 AMAQI
12th Jul 2026282 AMAQI
12th Jul 2026293 AMAQI

26°C22/32°C

12th Jul 2026254 AMAQI
12th Jul 2026275 AMAQI
12th Jul 2026276 AMAQI
12th Jul 2026267 AMAQI
12th Jul 2026198 AMAQI
12th Jul 2026299 AMAQI
12th Jul 20262810 AMAQI
12th Jul 20263211 AMAQI
12th Jul 20262612 PMAQI
12th Jul 2026221 PMAQI
12th Jul 2026222 PMAQI
12th Jul 2026203 PMAQI
12th Jul 2026244 PMAQI
12th Jul 2026305 PMAQI
12th Jul 2026326 PMAQI
12th Jul 2026307 PMAQI
12th Jul 2026268 PMAQI
12th Jul 2026299 PMAQI
12th Jul 20262810 PMAQI
12th Jul 20262811 PMAQI
13th Jul 20262812 AMAQI
13th Jul 2026321 AMAQI
13th Jul 2026302 AMAQI
13th Jul 2026303 AMAQI

24°C23/26°C

13th Jul 2026264 AMAQI
13th Jul 2026285 AMAQI
13th Jul 2026286 AMAQI
13th Jul 2026307 AMAQI
13th Jul 2026308 AMAQI
13th Jul 2026309 AMAQI
13th Jul 20263110 AMAQI
13th Jul 20263111 AMAQI
13th Jul 20262612 PMAQI
13th Jul 2026241 PMAQI
13th Jul 2026242 PMAQI
13th Jul 2026593 PMAQI
13th Jul 2026634 PMAQI
13th Jul 2026605 PMAQI
13th Jul 2026316 PMAQI
13th Jul 2026297 PMAQI
13th Jul 2026388 PMAQI
13th Jul 2026299 PMAQI
13th Jul 20262710 PMAQI
13th Jul 20262711 PMAQI
14th Jul 20261912 AMAQI
14th Jul 2026271 AMAQI
14th Jul 2026312 AMAQI
14th Jul 2026293 AMAQI

25°C22/32°C

14th Jul 2026294 AMAQI
14th Jul 2026295 AMAQI
14th Jul 2026426 AMAQI
14th Jul 2026427 AMAQI
14th Jul 2026178 AMAQI
14th Jul 2026259 AMAQI
14th Jul 20264610 AMAQI
14th Jul 20264211 AMAQI
14th Jul 20265212 PMAQI
14th Jul 2026531 PMAQI
14th Jul 2026522 PMAQI
14th Jul 2026553 PMAQI
14th Jul 2026524 PMAQI
14th Jul 2026545 PMAQI
14th Jul 2026326 PMAQI
14th Jul 2026347 PMAQI
14th Jul 2026278 PMAQI
14th Jul 2026289 PMAQI
14th Jul 20263310 PMAQI
14th Jul 20263211 PMAQI
15th Jul 20263312 AMAQI
15th Jul 2026401 AMAQI
15th Jul 2026632 AMAQI
15th Jul 2026603 AMAQI

27°C22/32°C

15th Jul 2026664 AMAQI
15th Jul 2026565 AMAQI
15th Jul 2026626 AMAQI
15th Jul 2026627 AMAQI
15th Jul 2026538 AMAQI
15th Jul 2026539 AMAQI
15th Jul 20265210 AMAQI
15th Jul 20266211 AMAQI
15th Jul 20265212 PMAQI
15th Jul 2026561 PMAQI
15th Jul 2026572 PMAQI
15th Jul 2026623 PMAQI
15th Jul 2026564 PMAQI
15th Jul 2026495 PMAQI
15th Jul 2026516 PMAQI
15th Jul 2026707 PMAQI
15th Jul 2026688 PMAQI
15th Jul 2026659 PMAQI
15th Jul 20266410 PMAQI
15th Jul 20265411 PMAQI
16th Jul 20267212 AMAQI
16th Jul 2026711 AMAQI
16th Jul 2026652 AMAQI
16th Jul 2026643 AMAQI

29°C24/34°C

16th Jul 2026654 AMAQI
16th Jul 2026655 AMAQI
16th Jul 2026666 AMAQI
16th Jul 2026677 AMAQI
16th Jul 2026698 AMAQI
16th Jul 2026709 AMAQI
16th Jul 20267110 AMAQI
16th Jul 20266311 AMAQI
16th Jul 20266812 PMAQI
16th Jul 2026851 PMAQI
16th Jul 2026822 PMAQI
16th Jul 2026833 PMAQI
16th Jul 2026894 PMAQI
16th Jul 2026865 PMAQI
16th Jul 2026906 PMAQI
16th Jul 2026767 PMAQI
16th Jul 2026748 PMAQI
16th Jul 2026709 PMAQI
16th Jul 20267410 PMAQI
16th Jul 20267011 PMAQI
17th Jul 20267312 AMAQI
17th Jul 2026731 AMAQI
17th Jul 2026722 AMAQI
17th Jul 2026723 AMAQI

28°C25/31°C

17th Jul 2026734 AMAQI
17th Jul 2026675 AMAQI
17th Jul 2026656 AMAQI
17th Jul 2026657 AMAQI
17th Jul 2026658 AMAQI
17th Jul 2026609 AMAQI
17th Jul 20263810 AMAQI
17th Jul 20263111 AMAQI
17th Jul 20263812 PMAQI
17th Jul 2026361 PMAQI
17th Jul 2026312 PMAQI
17th Jul 2026343 PMAQI
17th Jul 2026314 PMAQI
17th Jul 2026385 PMAQI
17th Jul 2026256 PMAQI
17th Jul 2026337 PMAQI
17th Jul 2026258 PMAQI
17th Jul 2026239 PMAQI
17th Jul 20261710 PMAQI
17th Jul 20261411 PMAQI
18th Jul 20261412 AMAQI
18th Jul 2026101 AMAQI
18th Jul 2026122 AMAQI
18th Jul 202693 AMAQI

26°C24/29°C

18th Jul 202694 AMAQI
18th Jul 2026165 AMAQI
18th Jul 2026146 AMAQI
18th Jul 202687 AMAQI
18th Jul 202688 AMAQI
18th Jul 202689 AMAQI
18th Jul 20261310 AMAQI
18th Jul 2026811 AMAQI
18th Jul 2026812 PMAQI
18th Jul 202681 PMAQI
18th Jul 2026102 PMAQI
18th Jul 202683 PMAQI
18th Jul 202684 PMAQI
18th Jul 2026105 PMAQI
18th Jul 202686 PMAQI
18th Jul 202687 PMAQI
18th Jul 2026148 PMAQI
18th Jul 2026169 PMAQI
18th Jul 20262010 PMAQI
18th Jul 20261611 PMAQI
19th Jul 2026812 AMAQI
19th Jul 202681 AMAQI
19th Jul 2026102 AMAQI
19th Jul 2026123 AMAQI

25°C24/28°C

19th Jul 202684 AMAQI
19th Jul 202675 AMAQI
19th Jul 2026166 AMAQI
19th Jul 2026257 AMAQI
19th Jul 2026298 AMAQI
19th Jul 2026319 AMAQI
19th Jul 20262710 AMAQI
19th Jul 20262511 AMAQI
19th Jul 20262512 PMAQI
19th Jul 2026211 PMAQI
19th Jul 2026212 PMAQI
19th Jul 2026273 PMAQI
19th Jul 2026214 PMAQI
19th Jul 2026275 PMAQI
19th Jul 2026276 PMAQI
19th Jul 2026257 PMAQI
19th Jul 2026218 PMAQI
19th Jul 2026259 PMAQI
19th Jul 20262910 PMAQI
19th Jul 20262911 PMAQI
20th Jul 20262912 AMAQI
20th Jul 2026211 AMAQI
20th Jul 2026212 AMAQI
20th Jul 2026213 AMAQI

27°C23/31°C

20th Jul 2026254 AMAQI
20th Jul 2026255 AMAQI
20th Jul 2026236 AMAQI
20th Jul 2026277 AMAQI
20th Jul 2026258 AMAQI
20th Jul 2026219 AMAQI
20th Jul 20262110 AMAQI
20th Jul 20262511 AMAQI
20th Jul 20262512 PMAQI
20th Jul 2026421 PMAQI
20th Jul 2026312 PMAQI
20th Jul 2026363 PMAQI
20th Jul 2026384 PMAQI
20th Jul 2026365 PMAQI
20th Jul 2026336 PMAQI
20th Jul 2026407 PMAQI
20th Jul 2026408 PMAQI
20th Jul 2026469 PMAQI
20th Jul 20264210 PMAQI
20th Jul 20264011 PMAQI
21st Jul 20263812 AMAQI
21st Jul 2026381 AMAQI
21st Jul 2026382 AMAQI
21st Jul 2026403 AMAQI

30°C25/35°C

21st Jul 2026424 AMAQI
21st Jul 2026365 AMAQI
21st Jul 2026386 AMAQI
21st Jul 2026407 AMAQI
21st Jul 2026388 AMAQI
21st Jul 2026409 AMAQI
21st Jul 20265310 AMAQI
21st Jul 20265211 AMAQI
21st Jul 2026571 PMAQI
21st Jul 2026562 PMAQI
21st Jul 2026583 PMAQI
21st Jul 2026584 PMAQI
21st Jul 2026575 PMAQI
21st Jul 2026626 PMAQI
21st Jul 2026927 PMAQI
21st Jul 2026628 PMAQI
21st Jul 2026639 PMAQI
21st Jul 20265110 PMAQI
21st Jul 20265011 PMAQI
22nd Jul 20264912 AMAQI
22nd Jul 2026511 AMAQI
22nd Jul 2026482 AMAQI
22nd Jul 2026483 AMAQI

29°C25/34°C

22nd Jul 2026514 AMAQI
22nd Jul 2026505 AMAQI
22nd Jul 2026466 AMAQI
22nd Jul 2026487 AMAQI
22nd Jul 2026488 AMAQI
22nd Jul 2026509 AMAQI
22nd Jul 20265310 AMAQI
22nd Jul 20266011 AMAQI
22nd Jul 20266012 PMAQI
22nd Jul 2026681 PMAQI
22nd Jul 2026682 PMAQI
22nd Jul 2026693 PMAQI
22nd Jul 2026734 PMAQI
22nd Jul 2026845 PMAQI
22nd Jul 2026996 PMAQI
22nd Jul 2026767 PMAQI
22nd Jul 2026718 PMAQI
22nd Jul 2026669 PMAQI
22nd Jul 20266610 PMAQI
22nd Jul 20266411 PMAQI
23rd Jul 20265112 AMAQI
23rd Jul 2026581 AMAQI
23rd Jul 2026722 AMAQI
23rd Jul 2026683 AMAQI

29°C25/36°C

23rd Jul 2026724 AMAQI
23rd Jul 2026795 AMAQI
23rd Jul 2026766 AMAQI
23rd Jul 2026677 AMAQI
23rd Jul 2026718 AMAQI
23rd Jul 2026889 AMAQI
23rd Jul 20267310 AMAQI
23rd Jul 20267911 AMAQI
23rd Jul 20267212 PMAQI
23rd Jul 2026571 PMAQI
23rd Jul 2026532 PMAQI
23rd Jul 2026383 PMAQI
23rd Jul 2026294 PMAQI
23rd Jul 2026295 PMAQI
23rd Jul 2026366 PMAQI
23rd Jul 2026257 PMAQI
23rd Jul 2026298 PMAQI
23rd Jul 2026339 PMAQI
23rd Jul 20263110 PMAQI
23rd Jul 20263011 PMAQI
24th Jul 20262912 AMAQI
24th Jul 2026211 AMAQI
24th Jul 2026232 AMAQI
24th Jul 2026143 AMAQI

27°C24/33°C

24th Jul 2026174 AMAQI
24th Jul 2026125 AMAQI
24th Jul 2026146 AMAQI
24th Jul 2026127 AMAQI
24th Jul 2026178 AMAQI
24th Jul 2026179 AMAQI
24th Jul 20262310 AMAQI
24th Jul 20262511 AMAQI
24th Jul 20262912 PMAQI
24th Jul 2026231 PMAQI
24th Jul 2026252 PMAQI
24th Jul 2026253 PMAQI
24th Jul 2026254 PMAQI
24th Jul 2026275 PMAQI
24th Jul 2026276 PMAQI
24th Jul 2026277 PMAQI
24th Jul 2026278 PMAQI
24th Jul 2026259 PMAQI
24th Jul 20262210 PMAQI
24th Jul 20261711 PMAQI
25th Jul 20261412 AMAQI
25th Jul 2026151 AMAQI
25th Jul 202662 AMAQI
25th Jul 2026123 AMAQI

24°C23/28°C

25th Jul 2026234 AMAQI
25th Jul 2026125 AMAQI
25th Jul 2026126 AMAQI
25th Jul 2026107 AMAQI
25th Jul 202688 AMAQI
25th Jul 2026119 AMAQI
25th Jul 20262310 AMAQI
25th Jul 20262111 AMAQI
25th Jul 20262512 PMAQI
25th Jul 2026231 PMAQI
25th Jul 2026232 PMAQI
25th Jul 2026293 PMAQI
25th Jul 2026294 PMAQI
25th Jul 2026255 PMAQI
25th Jul 2026296 PMAQI
25th Jul 2026297 PMAQI
25th Jul 2026388 PMAQI
25th Jul 2026349 PMAQI
25th Jul 20263810 PMAQI
25th Jul 20263811 PMAQI
26th Jul 20263312 AMAQI
26th Jul 2026331 AMAQI
26th Jul 2026292 AMAQI
26th Jul 2026253 AMAQI

25°C22/28°C

26th Jul 2026254 AMAQI
26th Jul 2026295 AMAQI
26th Jul 2026256 AMAQI
26th Jul 2026337 AMAQI
26th Jul 2026258 AMAQI
26th Jul 2026299 AMAQI
26th Jul 20262310 AMAQI
26th Jul 20262511 AMAQI
26th Jul 20262312 PMAQI
26th Jul 2026211 PMAQI
26th Jul 2026252 PMAQI
26th Jul 2026233 PMAQI
26th Jul 2026254 PMAQI
26th Jul 2026255 PMAQI
26th Jul 2026236 PMAQI
26th Jul 2026237 PMAQI
26th Jul 2026218 PMAQI
26th Jul 2026219 PMAQI
26th Jul 20262510 PMAQI
26th Jul 20262511 PMAQI
27th Jul 20262912 AMAQI
27th Jul 2026231 AMAQI
27th Jul 2026272 AMAQI
27th Jul 2026253 AMAQI

25°C23/30°C

27th Jul 2026254 AMAQI
27th Jul 2026255 AMAQI
27th Jul 2026256 AMAQI
27th Jul 2026387 AMAQI
27th Jul 2026298 AMAQI
27th Jul 2026259 AMAQI
27th Jul 20262710 AMAQI
27th Jul 20262911 AMAQI
27th Jul 20262512 PMAQI
27th Jul 2026231 PMAQI
27th Jul 2026252 PMAQI
27th Jul 2026253 PMAQI
27th Jul 2026254 PMAQI
27th Jul 2026255 PMAQI
27th Jul 2026276 PMAQI
27th Jul 2026217 PMAQI
27th Jul 2026218 PMAQI
27th Jul 2026299 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

24°C21/27°C

28th Jul 2026214 AMAQI
28th Jul 2026215 AMAQI
28th Jul 2026216 AMAQI
28th Jul 2026217 AMAQI
28th Jul 2026218 AMAQI
28th Jul 2026239 AMAQI
28th Jul 20262110 AMAQI
28th Jul 20262311 AMAQI
28th Jul 20262512 PMAQI
28th Jul 2026271 PMAQI
28th Jul 2026252 PMAQI
28th Jul 2026293 PMAQI
28th Jul 2026274 PMAQI
28th Jul 2026295 PMAQI
28th Jul 2026296 PMAQI
28th Jul 2026367 PMAQI
28th Jul 2026388 PMAQI
28th Jul 2026489 PMAQI
28th Jul 20262510 PMAQI
28th Jul 20264211 PMAQI
29th Jul 20264012 AMAQI
29th Jul 2026301 AMAQI
29th Jul 2026332 AMAQI
29th Jul 2026333 AMAQI

24°C21/27°C

29th Jul 2026334 AMAQI
29th Jul 2026385 AMAQI
29th Jul 2026466 AMAQI
29th Jul 2026447 AMAQI
29th Jul 2026408 AMAQI
29th Jul 2026339 AMAQI
29th Jul 20263110 AMAQI
29th Jul 20262911 AMAQI
29th Jul 20263112 PMAQI
29th Jul 2026251 PMAQI
29th Jul 2026292 PMAQI
29th Jul 2026213 PMAQI
29th Jul 2026234 PMAQI
29th Jul 2026215 PMAQI
29th Jul 2026256 PMAQI
29th Jul 2026257 PMAQI
29th Jul 2026258 PMAQI
29th Jul 2026259 PMAQI
29th Jul 20263210 PMAQI
29th Jul 20263611 PMAQI
30th Jul 20263812 AMAQI
30th Jul 2026401 AMAQI
30th Jul 2026332 AMAQI
30th Jul 2026273 AMAQI

26°C22/31°C

30th Jul 2026384 AMAQI
30th Jul 2026345 AMAQI
30th Jul 2026296 AMAQI
30th Jul 2026367 AMAQI
30th Jul 2026348 AMAQI
30th Jul 2026279 AMAQI
30th Jul 20262910 AMAQI
30th Jul 20262911 AMAQI
30th Jul 20263112 PMAQI
30th Jul 2026311 PMAQI
30th Jul 2026272 PMAQI
30th Jul 2026313 PMAQI
30th Jul 2026364 PMAQI
30th Jul 2026385 PMAQI
30th Jul 2026446 PMAQI
30th Jul 2026587 PMAQI
30th Jul 2026628 PMAQI
30th Jul 2026599 PMAQI
30th Jul 20264210 PMAQI
30th Jul 20265211 PMAQI
31st Jul 20264812 AMAQI
31st Jul 2026441 AMAQI
31st Jul 2026422 AMAQI
31st Jul 2026443 AMAQI

28°C25/34°C

31st Jul 2026424 AMAQI
31st Jul 2026405 AMAQI
31st Jul 2026426 AMAQI
31st Jul 2026337 AMAQI
31st Jul 2026368 AMAQI
31st Jul 2026339 AMAQI
31st Jul 20263810 AMAQI
31st Jul 20264411 AMAQI
31st Jul 20263312 PMAQI
31st Jul 2026361 PMAQI
31st Jul 2026462 PMAQI
31st Jul 2026513 PMAQI
31st Jul 2026484 PMAQI
31st Jul 2026465 PMAQI
31st Jul 2026426 PMAQI
31st Jul 2026387 PMAQI
31st Jul 2026468 PMAQI
31st Jul 2026449 PMAQI
31st Jul 20264010 PMAQI
31st Jul 20264011 PMAQI
1st Aug 20265012 AMAQI
1st Aug 2026481 AMAQI
1st Aug 2026492 AMAQI
1st Aug 2026513 AMAQI

26°C24/30°C

1st Aug 2026444 AMAQI
1st Aug 2026515 AMAQI
1st Aug 2026516 AMAQI
1st Aug 2026517 AMAQI
1st Aug 2026528 AMAQI
1st Aug 2026579 AMAQI
1st Aug 20265810 AMAQI
1st Aug 20265011 AMAQI
1st Aug 20265312 PMAQI
1st Aug 2026591 PMAQI
1st Aug 2026592 PMAQI
1st Aug 2026603 PMAQI
1st Aug 2026584 PMAQI
1st Aug 2026635 PMAQI
1st Aug 2026596 PMAQI
1st Aug 2026647 PMAQI
1st Aug 2026668 PMAQI
1st Aug 2026649 PMAQI
1st Aug 20266210 PMAQI
1st Aug 20266411 PMAQI
2nd Aug 20266812 AMAQI
2nd Aug 2026601 AMAQI
2nd Aug 2026672 AMAQI
2nd Aug 2026653 AMAQI

27°C22/33°C

2nd Aug 2026624 AMAQI
4 AM
2nd Aug 2026585 AMAQI
2nd Aug 2026516 AMAQI
2nd Aug 2026517 AMAQI
2nd Aug 2026388 AMAQI
2nd Aug 2026339 AMAQI
2nd Aug 20263110 AMAQI
2nd Aug 20262311 AMAQI
11 AM
2nd Aug 20262712 PMAQI
2nd Aug 2026251 PMAQI
2nd Aug 2026272 PMAQI
2nd Aug 2026123 PMAQI
2nd Aug 2026124 PMAQI
2nd Aug 202685 PMAQI
2nd Aug 202686 PMAQI
6 PM
2nd Aug 2026127 PMAQI
2nd Aug 202698 PMAQI
2nd Aug 202669 PMAQI
2nd Aug 2026810 PMAQI
2nd Aug 20261011 PMAQI
11 PM
3 AM

25°C22/28°C

Day time
Avg. Highest Time
3 PM - 6 PM

36AQI

4 hours / Day
120 hours / Month
Avg. Lowest Time
12 PM

32AQI

1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 3 PM to 6 PM (Avg. 36), while the lowest AQI was between 12 PM to 12 PM (Avg. 32).
Night time
Avg. Highest Time
7 PM - 11 PM

34AQI

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

33AQI

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. 34), while the lowest AQI was between 3 AM to 3 AM (Avg. 33).

2026 Days Vs Air Quality

Ishikawa, Mito, Ibaraki, Japan

2026

86%

185

14%

29

Total number of days with different AQI categories in last 214 days in 2026 (151 days remaining)

Good
185 Days
Moderate
29 Days
Poor
0 Days
Unhealthy
0 Days
Severe
0 Days
Hazardous
0 Days

Under WHO’s Safe Air Quality Limits: 86%

Health Risk Level:

Low

In 2026, 86% of 214 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

Ishikawa, Mito, 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
16AQI (US)
2nd January 2026
12AQI (US)
3rd January 2026
12AQI (US)
4th January 2026
21AQI (US)
5th January 2026
32AQI (US)
6th January 2026
23AQI (US)
7th January 2026
24AQI (US)
8th January 2026
31AQI (US)
9th January 2026
23AQI (US)
10th January 2026
26AQI (US)
11th January 2026
21AQI (US)
12th January 2026
13AQI (US)
13th January 2026
30AQI (US)
14th January 2026
13AQI (US)
15th January 2026
29AQI (US)
16th January 2026
42AQI (US)
17th January 2026
36AQI (US)
18th January 2026
23AQI (US)
19th January 2026
34AQI (US)
20th January 2026
29AQI (US)
21st January 2026
13AQI (US)
22nd January 2026
20AQI (US)
23rd January 2026
34AQI (US)
24th January 2026
36AQI (US)
25th January 2026
42AQI (US)
26th January 2026
28AQI (US)
27th January 2026
36AQI (US)
28th January 2026
27AQI (US)
29th January 2026
27AQI (US)
30th January 2026
24AQI (US)
31st January 2026
38AQI (US)
1st February 2026
34AQI (US)
2nd February 2026
11AQI (US)
3rd February 2026
17AQI (US)
4th February 2026
22AQI (US)
5th February 2026
39AQI (US)
6th February 2026
47AQI (US)
7th February 2026
12AQI (US)
8th February 2026
11AQI (US)
9th February 2026
34AQI (US)
10th February 2026
26AQI (US)
11th February 2026
46AQI (US)
12th February 2026
31AQI (US)
13th February 2026
37AQI (US)
14th February 2026
64AQI (US)
15th February 2026
72AQI (US)
16th February 2026
48AQI (US)
17th February 2026
17AQI (US)
18th February 2026
34AQI (US)
19th February 2026
30AQI (US)
20th February 2026
29AQI (US)
21st February 2026
41AQI (US)
22nd February 2026
42AQI (US)
23rd February 2026
41AQI (US)
24th February 2026
42AQI (US)
25th February 2026
35AQI (US)
26th February 2026
12AQI (US)
27th February 2026
42AQI (US)
28th February 2026
44AQI (US)
1st March 2026
37AQI (US)
2nd March 2026
88AQI (US)
3rd March 2026
45AQI (US)
4th March 2026
62AQI (US)
5th March 2026
61AQI (US)
6th March 2026
51AQI (US)
7th March 2026
46AQI (US)
8th March 2026
46AQI (US)
9th March 2026
44AQI (US)
10th March 2026
58AQI (US)
11th March 2026
59AQI (US)
12th March 2026
67AQI (US)
13th March 2026
40AQI (US)
14th March 2026
48AQI (US)
15th March 2026
57AQI (US)
16th March 2026
59AQI (US)
17th March 2026
56AQI (US)
18th March 2026
59AQI (US)
19th March 2026
39AQI (US)
20th March 2026
35AQI (US)
21st March 2026
44AQI (US)
22nd March 2026
49AQI (US)
23rd March 2026
50AQI (US)
24th March 2026
59AQI (US)
25th March 2026
42AQI (US)
26th March 2026
18AQI (US)
27th March 2026
20AQI (US)
28th March 2026
46AQI (US)
29th March 2026
52AQI (US)
30th March 2026
54AQI (US)
31st March 2026
30AQI (US)
1st April 2026
15AQI (US)
2nd April 2026
34AQI (US)
3rd April 2026
47AQI (US)
4th April 2026
45AQI (US)
5th April 2026
37AQI (US)
6th April 2026
22AQI (US)
7th April 2026
40AQI (US)
8th April 2026
20AQI (US)
9th April 2026
28AQI (US)
10th April 2026
45AQI (US)
11th April 2026
36AQI (US)
12th April 2026
29AQI (US)
13th April 2026
42AQI (US)
14th April 2026
36AQI (US)
15th April 2026
38AQI (US)
16th April 2026
32AQI (US)
17th April 2026
34AQI (US)
18th April 2026
33AQI (US)
19th April 2026
36AQI (US)
20th April 2026
35AQI (US)
21st April 2026
40AQI (US)
22nd April 2026
45AQI (US)
23rd April 2026
35AQI (US)
24th April 2026
30AQI (US)
25th April 2026
43AQI (US)
26th April 2026
50AQI (US)
27th April 2026
47AQI (US)
28th April 2026
41AQI (US)
29th April 2026
37AQI (US)
30th April 2026
38AQI (US)
1st May 2026
48AQI (US)
2nd May 2026
50AQI (US)
3rd May 2026
46AQI (US)
4th May 2026
28AQI (US)
5th May 2026
18AQI (US)
6th May 2026
32AQI (US)
7th May 2026
31AQI (US)
8th May 2026
25AQI (US)
9th May 2026
24AQI (US)
10th May 2026
30AQI (US)
11th May 2026
29AQI (US)
12th May 2026
34AQI (US)
13th May 2026
39AQI (US)
14th May 2026
35AQI (US)
15th May 2026
34AQI (US)
16th May 2026
86AQI (US)
17th May 2026
68AQI (US)
18th May 2026
53AQI (US)
19th May 2026
49AQI (US)
20th May 2026
61AQI (US)
21st May 2026
58AQI (US)
22nd May 2026
59AQI (US)
23rd May 2026
54AQI (US)
24th May 2026
58AQI (US)
25th May 2026
47AQI (US)
26th May 2026
39AQI (US)
27th May 2026
24AQI (US)
28th May 2026
21AQI (US)
29th May 2026
15AQI (US)
30th May 2026
24AQI (US)
31st May 2026
26AQI (US)
1st June 2026
29AQI (US)
2nd June 2026
29AQI (US)
3rd June 2026
11AQI (US)
4th June 2026
12AQI (US)
5th June 2026
22AQI (US)
6th June 2026
21AQI (US)
7th June 2026
21AQI (US)
8th June 2026
21AQI (US)
9th June 2026
22AQI (US)
10th June 2026
22AQI (US)
11th June 2026
24AQI (US)
12th June 2026
24AQI (US)
13th June 2026
26AQI (US)
14th June 2026
35AQI (US)
15th June 2026
14AQI (US)
16th June 2026
16AQI (US)
17th June 2026
24AQI (US)
18th June 2026
25AQI (US)
19th June 2026
28AQI (US)
20th June 2026
21AQI (US)
21st June 2026
20AQI (US)
22nd June 2026
19AQI (US)
23rd June 2026
22AQI (US)
24th June 2026
22AQI (US)
25th June 2026
26AQI (US)
26th June 2026
29AQI (US)
27th June 2026
26AQI (US)
28th June 2026
27AQI (US)
29th June 2026
25AQI (US)
30th June 2026
23AQI (US)
1st July 2026
26AQI (US)
2nd July 2026
18AQI (US)
3rd July 2026
18AQI (US)
4th July 2026
33AQI (US)
5th July 2026
26AQI (US)
6th July 2026
27AQI (US)
7th July 2026
26AQI (US)
8th July 2026
22AQI (US)
9th July 2026
19AQI (US)
10th July 2026
25AQI (US)
11th July 2026
28AQI (US)
12th July 2026
27AQI (US)
13th July 2026
33AQI (US)
14th July 2026
37AQI (US)
15th July 2026
57AQI (US)
16th July 2026
73AQI (US)
17th July 2026
46AQI (US)
18th July 2026
11AQI (US)
19th July 2026
21AQI (US)
20th July 2026
31AQI (US)
21st July 2026
50AQI (US)
22nd July 2026
61AQI (US)
23rd July 2026
55AQI (US)
24th July 2026
22AQI (US)
25th July 2026
22AQI (US)
26th July 2026
26AQI (US)
27th July 2026
26AQI (US)
28th July 2026
26AQI (US)
29th July 2026
31AQI (US)
30th July 2026
38AQI (US)
31st July 2026
42AQI (US)
1st August 2026
56AQI (US)
2nd August 2026
32AQI (US)
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

26AQI (US)

34AQI (US)

49AQI (US)

36AQI (US)

40AQI (US)

23AQI (US)

32AQI (US)

44AQI (US)

No. of days

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

202635AQI (US)

31
26
2
17
14
30
23
8
30
27
4
1
1
185
29

Highest AQI (US) recorded in

March

49AQI (US)

Lowest AQI (US) recorded in

June

23AQI (US)

202538AQI (US)

31
28
25
6
26
4
29
2
27
3
25
6
27
4
30
23
8
23
7
24
7
318
47

Highest AQI (US) recorded in

July

47AQI (US)

Lowest AQI (US) recorded in

September

33AQI (US)

202443AQI (US)

29
1
25
4
24
7
18
11
1
20
11
18
12
9
22
24
7
26
4
30
1
29
1
31
283
81
1

Highest AQI (US) recorded in

July

59AQI (US)

Lowest AQI (US) recorded in

November

35AQI (US)

202343AQI (US)

27
3
26
2
20
11
20
10
18
13
16
14
9
22
22
9
28
2
30
1
21
8
28
3
265
98

Highest AQI (US) recorded in

July

57AQI (US)

Lowest AQI (US) recorded in

October

33AQI (US)

202241AQI (US)

29
1
20
1
22
9
15
2
24
7
16
14
12
9
1
22
6
25
6
28
2
31
245
57

Highest AQI (US) recorded in

July

51AQI (US)

Lowest AQI (US) recorded in

December

33AQI (US)

202138AQI (US)

28
2
25
3
27
2
2
25
5
21
10
25
5
21
3
7
29
2
29
1
29
2
28
2
30
1
317
38
9

Highest AQI (US) recorded in

July

53AQI (US)

Lowest AQI (US) recorded in

September

31AQI (US)

202030AQI (US)

10
1
1
1
7
1
19
2

Highest AQI (US) recorded in

December

39AQI (US)

Lowest AQI (US) recorded in

September

0AQI (US)

Most & Least Polluted Years Over the Last 7 Years

Most Polluted Year Recorded
2024(Avg.)
43AQI (US)
Least Polluted Year Recorded
2020(Avg.)
30AQI (US)

Ishikawa's annual 2026 AQI (US) (35) shows an average percentage change of -8.4% (improved AQI (US)) compared to previous years: 2020 (30), 2021 (38), 2022 (41), 2023 (43), 2024 (43), 2025 (38).