Country Background
HistoryAQIPM2.5PM10COSO2NO2O3

Kataniwacho, Gotsucho, Shimane, 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+

October Air Quality Analysis

Kataniwacho, Gotsucho, Shimane, Japan

2021
2022
2023
2024
2025
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
7th Oct 2021
58AQI
Lowest AQI recorded on
26th Oct 2022
20AQI

Same Day Analysis (4th October ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 2nd highest AQI at 47 of Good air quality, showing improvement over 2021 on the same day.

Download 2024 Annual Data

World Air Quality Report

Globe

Day & Night AQI Trend: 4th Oct - 5th Oct 2025

Kataniwacho, Gotsucho, Shimane, Japan

AQI
Day
Night
.

5 AM4th Oct 2025

6 PM

4 AM5th Oct 2025

Day time
Avg. Highest Time
5PM4th Oct

57AQI

Avg. Lowest Time
7AM4th Oct

40AQI

Night time
Avg. Highest Time
9PM4th Oct

59AQI

Avg. Lowest Time
5AM4th Oct

44AQI

In the last 24 hours,

Kataniwacho's AQI reached its highest point of 59 at 9 PM during the Night, while the lowest point, 40, was recorded at 7 AM during the Day between 4th Oct and 5th Oct 2025.

Day & Night AQI Trend : Sep - Oct 2025

Kataniwacho, Gotsucho, Shimane, Japan

SepOct
05th - 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 - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th
Day
Night
5th Sep 2025365 AMAQI
5th Sep 2025356 AMAQI
5th Sep 2025357 AMAQI
5th Sep 2025358 AMAQI
5th Sep 2025199 AMAQI
5th Sep 20251810 AMAQI
5th Sep 20251911 AMAQI
5th Sep 20251712 PMAQI
5th Sep 2025191 PMAQI
5th Sep 2025212 PMAQI
5th Sep 2025223 PMAQI
5th Sep 2025214 PMAQI
5th Sep 2025205 PMAQI
5th Sep 2025226 PMAQI
5th Sep 2025247 PMAQI
5th Sep 2025258 PMAQI
5th Sep 2025249 PMAQI
5th Sep 20252610 PMAQI
5th Sep 20252411 PMAQI
6th Sep 20252212 AMAQI
6th Sep 2025241 AMAQI
6th Sep 2025242 AMAQI
6th Sep 2025243 AMAQI
6th Sep 2025254 AMAQI

26°C24/28°C

6th Sep 2025265 AMAQI
6th Sep 2025266 AMAQI
6th Sep 2025267 AMAQI
6th Sep 2025268 AMAQI
6th Sep 2025189 AMAQI
6th Sep 20253010 AMAQI
6th Sep 20253211 AMAQI
6th Sep 20252712 PMAQI
6th Sep 2025341 PMAQI
6th Sep 2025272 PMAQI
6th Sep 2025293 PMAQI
6th Sep 2025304 PMAQI
6th Sep 2025295 PMAQI
6th Sep 2025286 PMAQI
6th Sep 2025297 PMAQI
6th Sep 2025288 PMAQI
6th Sep 2025289 PMAQI
6th Sep 20252710 PMAQI
6th Sep 20252911 PMAQI
7th Sep 20253012 AMAQI
7th Sep 2025251 AMAQI
7th Sep 2025242 AMAQI
7th Sep 2025243 AMAQI
7th Sep 2025244 AMAQI

26°C23/29°C

7th Sep 2025255 AMAQI
7th Sep 2025246 AMAQI
7th Sep 2025267 AMAQI
7th Sep 2025268 AMAQI
7th Sep 2025339 AMAQI
7th Sep 20253610 AMAQI
7th Sep 20253511 AMAQI
7th Sep 20253512 PMAQI
7th Sep 2025291 PMAQI
7th Sep 2025362 PMAQI
7th Sep 2025303 PMAQI
7th Sep 2025344 PMAQI
7th Sep 2025385 PMAQI
7th Sep 2025386 PMAQI
7th Sep 2025447 PMAQI
7th Sep 2025358 PMAQI
7th Sep 2025339 PMAQI
7th Sep 20253210 PMAQI
7th Sep 20253611 PMAQI
8th Sep 20253612 AMAQI
8th Sep 2025291 AMAQI
8th Sep 2025262 AMAQI
8th Sep 2025253 AMAQI
8th Sep 2025254 AMAQI

27°C25/29°C

8th Sep 2025275 AMAQI
8th Sep 2025276 AMAQI
8th Sep 2025277 AMAQI
8th Sep 2025278 AMAQI
8th Sep 2025289 AMAQI
8th Sep 20253310 AMAQI
8th Sep 20252811 AMAQI
8th Sep 20253212 PMAQI
8th Sep 2025371 PMAQI
8th Sep 2025422 PMAQI
8th Sep 2025373 PMAQI
8th Sep 2025314 PMAQI
8th Sep 2025355 PMAQI
8th Sep 2025336 PMAQI
8th Sep 2025417 PMAQI
8th Sep 2025328 PMAQI
8th Sep 2025359 PMAQI
8th Sep 20253610 PMAQI
8th Sep 20253611 PMAQI
9th Sep 20253012 AMAQI
9th Sep 2025321 AMAQI
9th Sep 2025302 AMAQI
9th Sep 2025313 AMAQI
9th Sep 2025304 AMAQI

26°C25/28°C

9th Sep 2025315 AMAQI
9th Sep 2025326 AMAQI
9th Sep 2025307 AMAQI
9th Sep 2025308 AMAQI
9th Sep 2025229 AMAQI
9th Sep 20253110 AMAQI
9th Sep 20253411 AMAQI
9th Sep 20252812 PMAQI
9th Sep 2025321 PMAQI
9th Sep 2025242 PMAQI
9th Sep 2025303 PMAQI
9th Sep 2025214 PMAQI
9th Sep 2025275 PMAQI
9th Sep 2025266 PMAQI
9th Sep 2025287 PMAQI
9th Sep 2025238 PMAQI
9th Sep 2025259 PMAQI
9th Sep 20252610 PMAQI
9th Sep 20252511 PMAQI
10th Sep 20253112 AMAQI
10th Sep 2025301 AMAQI
10th Sep 2025302 AMAQI
10th Sep 2025303 AMAQI
10th Sep 2025304 AMAQI

25°C24/27°C

10th Sep 2025295 AMAQI
10th Sep 2025316 AMAQI
10th Sep 2025317 AMAQI
10th Sep 2025308 AMAQI
10th Sep 2025259 AMAQI
10th Sep 20253810 AMAQI
10th Sep 20252811 AMAQI
10th Sep 20253312 PMAQI
10th Sep 2025281 PMAQI
10th Sep 2025262 PMAQI
10th Sep 2025283 PMAQI
10th Sep 2025254 PMAQI
10th Sep 2025255 PMAQI
10th Sep 2025266 PMAQI
10th Sep 2025287 PMAQI
10th Sep 2025298 PMAQI
10th Sep 2025269 PMAQI
10th Sep 20252810 PMAQI
10th Sep 20252911 PMAQI
11th Sep 20252712 AMAQI
11th Sep 2025341 AMAQI
11th Sep 2025312 AMAQI
11th Sep 2025343 AMAQI
11th Sep 2025324 AMAQI

24°C23/25°C

11th Sep 2025315 AMAQI
11th Sep 2025326 AMAQI
11th Sep 2025327 AMAQI
11th Sep 2025328 AMAQI
11th Sep 2025199 AMAQI
11th Sep 20252910 AMAQI
11th Sep 20252311 AMAQI
11th Sep 20252812 PMAQI
11th Sep 2025291 PMAQI
11th Sep 2025302 PMAQI
11th Sep 2025263 PMAQI
11th Sep 2025264 PMAQI
11th Sep 2025305 PMAQI
11th Sep 2025266 PMAQI
11th Sep 2025247 PMAQI
11th Sep 2025268 PMAQI
11th Sep 2025309 PMAQI
11th Sep 20252710 PMAQI
11th Sep 20253011 PMAQI
12th Sep 20252812 AMAQI
12th Sep 2025311 AMAQI
12th Sep 2025332 AMAQI
12th Sep 2025323 AMAQI
12th Sep 2025314 AMAQI

25°C23/27°C

12th Sep 2025305 AMAQI
12th Sep 2025316 AMAQI
12th Sep 2025317 AMAQI
12th Sep 2025328 AMAQI
12th Sep 2025219 AMAQI
12th Sep 20251910 AMAQI
12th Sep 20251911 AMAQI
12th Sep 20252512 PMAQI
12th Sep 2025231 PMAQI
12th Sep 2025252 PMAQI
12th Sep 2025263 PMAQI
12th Sep 2025284 PMAQI
12th Sep 2025325 PMAQI
12th Sep 2025356 PMAQI
12th Sep 2025237 PMAQI
12th Sep 2025268 PMAQI
12th Sep 2025299 PMAQI
12th Sep 20252810 PMAQI
12th Sep 20252611 PMAQI
13th Sep 20252912 AMAQI
13th Sep 2025321 AMAQI
13th Sep 2025322 AMAQI
13th Sep 2025323 AMAQI
13th Sep 2025314 AMAQI

25°C23/27°C

13th Sep 2025315 AMAQI
13th Sep 2025316 AMAQI
13th Sep 2025317 AMAQI
13th Sep 2025318 AMAQI
13th Sep 2025269 AMAQI
13th Sep 20253310 AMAQI
13th Sep 20253411 AMAQI
13th Sep 20253612 PMAQI
13th Sep 2025371 PMAQI
13th Sep 2025382 PMAQI
13th Sep 2025363 PMAQI
13th Sep 2025364 PMAQI
13th Sep 2025355 PMAQI
13th Sep 2025436 PMAQI
13th Sep 2025387 PMAQI
13th Sep 2025428 PMAQI
13th Sep 2025369 PMAQI
13th Sep 20253410 PMAQI
13th Sep 20253311 PMAQI
14th Sep 20253412 AMAQI
14th Sep 2025311 AMAQI
14th Sep 2025322 AMAQI
14th Sep 2025323 AMAQI
14th Sep 2025324 AMAQI

26°C24/29°C

14th Sep 2025325 AMAQI
14th Sep 2025326 AMAQI
14th Sep 2025327 AMAQI
14th Sep 2025328 AMAQI
14th Sep 2025259 AMAQI
14th Sep 20252910 AMAQI
14th Sep 20253211 AMAQI
14th Sep 20252812 PMAQI
14th Sep 2025231 PMAQI
14th Sep 2025282 PMAQI
14th Sep 2025253 PMAQI
14th Sep 2025264 PMAQI
14th Sep 2025305 PMAQI
14th Sep 2025296 PMAQI
14th Sep 2025267 PMAQI
14th Sep 2025298 PMAQI
14th Sep 2025329 PMAQI
14th Sep 20253010 PMAQI
14th Sep 20252811 PMAQI
15th Sep 20253012 AMAQI
15th Sep 2025331 AMAQI
15th Sep 2025342 AMAQI
15th Sep 2025343 AMAQI
15th Sep 2025334 AMAQI

25°C24/27°C

15th Sep 2025325 AMAQI
15th Sep 2025326 AMAQI
15th Sep 2025317 AMAQI
15th Sep 2025328 AMAQI
15th Sep 2025269 AMAQI
15th Sep 20252610 AMAQI
15th Sep 20253911 AMAQI
15th Sep 20254212 PMAQI
15th Sep 2025341 PMAQI
15th Sep 2025302 PMAQI
15th Sep 2025293 PMAQI
15th Sep 2025324 PMAQI
15th Sep 2025265 PMAQI
15th Sep 2025246 PMAQI
15th Sep 2025297 PMAQI
15th Sep 2025258 PMAQI
15th Sep 2025309 PMAQI
15th Sep 20252810 PMAQI
15th Sep 20253111 PMAQI
16th Sep 20253112 AMAQI
16th Sep 2025301 AMAQI
16th Sep 2025332 AMAQI
16th Sep 2025333 AMAQI
16th Sep 2025324 AMAQI

26°C24/29°C

16th Sep 2025325 AMAQI
16th Sep 2025326 AMAQI
16th Sep 2025327 AMAQI
16th Sep 2025328 AMAQI
16th Sep 2025279 AMAQI
16th Sep 20252110 AMAQI
16th Sep 20252411 AMAQI
16th Sep 20253112 PMAQI
16th Sep 2025331 PMAQI
16th Sep 2025322 PMAQI
16th Sep 2025273 PMAQI
16th Sep 2025324 PMAQI
16th Sep 2025305 PMAQI
16th Sep 2025246 PMAQI
16th Sep 2025227 PMAQI
16th Sep 2025288 PMAQI
16th Sep 2025289 PMAQI
16th Sep 20253110 PMAQI
16th Sep 20253011 PMAQI
17th Sep 20253212 AMAQI
17th Sep 2025341 AMAQI
17th Sep 2025322 AMAQI
17th Sep 2025333 AMAQI
17th Sep 2025324 AMAQI

26°C24/29°C

17th Sep 2025325 AMAQI
17th Sep 2025326 AMAQI
17th Sep 2025327 AMAQI
17th Sep 2025328 AMAQI
17th Sep 2025349 AMAQI
17th Sep 20253410 AMAQI
17th Sep 20253811 AMAQI
17th Sep 20253712 PMAQI
17th Sep 2025321 PMAQI
17th Sep 2025262 PMAQI
17th Sep 2025243 PMAQI
17th Sep 2025354 PMAQI
17th Sep 2025265 PMAQI
17th Sep 2025276 PMAQI
17th Sep 2025267 PMAQI
17th Sep 2025308 PMAQI
17th Sep 2025289 PMAQI
17th Sep 20252310 PMAQI
17th Sep 20252411 PMAQI
18th Sep 20252312 AMAQI
18th Sep 2025271 AMAQI
18th Sep 2025322 AMAQI
18th Sep 2025333 AMAQI
18th Sep 2025344 AMAQI

26°C25/29°C

18th Sep 2025335 AMAQI
18th Sep 2025336 AMAQI
18th Sep 2025337 AMAQI
18th Sep 2025338 AMAQI
18th Sep 2025239 AMAQI
18th Sep 20251610 AMAQI
18th Sep 20251511 AMAQI
18th Sep 20251512 PMAQI
18th Sep 2025171 PMAQI
18th Sep 2025162 PMAQI
18th Sep 2025153 PMAQI
18th Sep 2025154 PMAQI
18th Sep 2025175 PMAQI
18th Sep 2025166 PMAQI
18th Sep 2025197 PMAQI
18th Sep 2025218 PMAQI
18th Sep 2025249 PMAQI
18th Sep 20252410 PMAQI
18th Sep 20252411 PMAQI
19th Sep 20252312 AMAQI
19th Sep 2025261 AMAQI
19th Sep 2025312 AMAQI
19th Sep 2025323 AMAQI
19th Sep 2025304 AMAQI

23°C21/24°C

19th Sep 2025305 AMAQI
19th Sep 2025296 AMAQI
19th Sep 2025287 AMAQI
19th Sep 2025298 AMAQI
19th Sep 2025199 AMAQI
19th Sep 20251410 AMAQI
19th Sep 20251811 AMAQI
19th Sep 20251812 PMAQI
19th Sep 2025191 PMAQI
19th Sep 2025192 PMAQI
19th Sep 2025223 PMAQI
19th Sep 2025204 PMAQI
19th Sep 2025185 PMAQI
19th Sep 2025216 PMAQI
19th Sep 2025227 PMAQI
19th Sep 2025248 PMAQI
19th Sep 2025249 PMAQI
19th Sep 20252410 PMAQI
19th Sep 20252411 PMAQI
20th Sep 20252612 AMAQI
20th Sep 2025261 AMAQI
20th Sep 2025282 AMAQI
20th Sep 2025283 AMAQI
20th Sep 2025274 AMAQI

23°C20/26°C

20th Sep 2025275 AMAQI
20th Sep 2025266 AMAQI
20th Sep 2025267 AMAQI
20th Sep 2025268 AMAQI
20th Sep 2025339 AMAQI
20th Sep 20253310 AMAQI
20th Sep 20253311 AMAQI
20th Sep 20253412 PMAQI
20th Sep 2025361 PMAQI
20th Sep 2025322 PMAQI
20th Sep 2025343 PMAQI
20th Sep 2025294 PMAQI
20th Sep 2025205 PMAQI
20th Sep 2025156 PMAQI
20th Sep 2025207 PMAQI
20th Sep 2025238 PMAQI
20th Sep 2025279 PMAQI
20th Sep 20252610 PMAQI
20th Sep 20252411 PMAQI
21st Sep 20252212 AMAQI
21st Sep 2025231 AMAQI
21st Sep 2025272 AMAQI
21st Sep 2025273 AMAQI
21st Sep 2025284 AMAQI

24°C22/27°C

21st Sep 2025295 AMAQI
21st Sep 2025286 AMAQI
21st Sep 2025287 AMAQI
21st Sep 2025288 AMAQI
21st Sep 2025189 AMAQI
21st Sep 20251510 AMAQI
21st Sep 20251411 AMAQI
21st Sep 20251412 PMAQI
21st Sep 2025131 PMAQI
21st Sep 2025122 PMAQI
21st Sep 2025133 PMAQI
21st Sep 2025134 PMAQI
21st Sep 2025145 PMAQI
21st Sep 2025146 PMAQI
21st Sep 2025147 PMAQI
21st Sep 2025178 PMAQI
21st Sep 2025219 PMAQI
21st Sep 20252310 PMAQI
21st Sep 20252011 PMAQI
22nd Sep 20252112 AMAQI
22nd Sep 2025221 AMAQI
22nd Sep 2025272 AMAQI
22nd Sep 2025273 AMAQI
22nd Sep 2025254 AMAQI

22°C20/24°C

22nd Sep 2025245 AMAQI
22nd Sep 2025246 AMAQI
22nd Sep 2025247 AMAQI
22nd Sep 2025248 AMAQI
22nd Sep 2025179 AMAQI
22nd Sep 20251510 AMAQI
22nd Sep 20251611 AMAQI
22nd Sep 20251412 PMAQI
22nd Sep 2025141 PMAQI
22nd Sep 2025182 PMAQI
22nd Sep 2025193 PMAQI
22nd Sep 2025194 PMAQI
22nd Sep 2025215 PMAQI
22nd Sep 2025226 PMAQI
22nd Sep 2025257 PMAQI
22nd Sep 2025238 PMAQI
22nd Sep 2025249 PMAQI
22nd Sep 20252410 PMAQI
22nd Sep 20252611 PMAQI
23rd Sep 20252412 AMAQI
23rd Sep 2025241 AMAQI
23rd Sep 2025242 AMAQI
23rd Sep 2025243 AMAQI
23rd Sep 2025234 AMAQI

21°C18/25°C

23rd Sep 2025225 AMAQI
23rd Sep 2025226 AMAQI
23rd Sep 2025237 AMAQI
23rd Sep 2025228 AMAQI
23rd Sep 2025279 AMAQI
23rd Sep 20253010 AMAQI
23rd Sep 20253311 AMAQI
23rd Sep 20253212 PMAQI
23rd Sep 2025251 PMAQI
23rd Sep 2025242 PMAQI
23rd Sep 2025213 PMAQI
23rd Sep 2025234 PMAQI
23rd Sep 2025205 PMAQI
23rd Sep 2025206 PMAQI
23rd Sep 2025217 PMAQI
23rd Sep 2025218 PMAQI
23rd Sep 2025219 PMAQI
23rd Sep 20252010 PMAQI
23rd Sep 20252011 PMAQI
24th Sep 20252012 AMAQI
24th Sep 2025211 AMAQI
24th Sep 2025242 AMAQI
24th Sep 2025233 AMAQI
24th Sep 2025244 AMAQI

21°C20/22°C

24th Sep 2025245 AMAQI
24th Sep 2025256 AMAQI
24th Sep 2025247 AMAQI
24th Sep 2025248 AMAQI
24th Sep 2025229 AMAQI
24th Sep 20252110 AMAQI
24th Sep 20252411 AMAQI
24th Sep 20252412 PMAQI
24th Sep 2025221 PMAQI
24th Sep 2025262 PMAQI
24th Sep 2025283 PMAQI
24th Sep 2025324 PMAQI
24th Sep 2025325 PMAQI
24th Sep 2025286 PMAQI
24th Sep 2025347 PMAQI
24th Sep 2025308 PMAQI
24th Sep 2025279 PMAQI
24th Sep 20252610 PMAQI
24th Sep 20252511 PMAQI
25th Sep 20252312 AMAQI
25th Sep 2025241 AMAQI
25th Sep 2025232 AMAQI
25th Sep 2025243 AMAQI
25th Sep 2025234 AMAQI

24°C22/28°C

25th Sep 2025235 AMAQI
25th Sep 2025246 AMAQI
25th Sep 2025237 AMAQI
25th Sep 2025248 AMAQI
25th Sep 2025169 AMAQI
25th Sep 20251510 AMAQI
25th Sep 20251611 AMAQI
25th Sep 20251612 PMAQI
25th Sep 2025141 PMAQI
25th Sep 2025262 PMAQI
25th Sep 2025323 PMAQI
25th Sep 2025304 PMAQI
25th Sep 2025325 PMAQI
25th Sep 2025326 PMAQI
25th Sep 2025297 PMAQI
25th Sep 2025388 PMAQI
25th Sep 2025509 PMAQI
25th Sep 20254010 PMAQI
25th Sep 20254411 PMAQI
26th Sep 20254612 AMAQI
26th Sep 2025461 AMAQI
26th Sep 2025382 AMAQI
26th Sep 2025303 AMAQI
26th Sep 2025334 AMAQI

24°C23/27°C

26th Sep 2025265 AMAQI
26th Sep 2025226 AMAQI
26th Sep 2025297 AMAQI
26th Sep 2025238 AMAQI
26th Sep 2025199 AMAQI
26th Sep 20252610 AMAQI
26th Sep 20253511 AMAQI
26th Sep 20254012 PMAQI
26th Sep 2025421 PMAQI
26th Sep 2025412 PMAQI
26th Sep 2025363 PMAQI
26th Sep 2025334 PMAQI
26th Sep 2025335 PMAQI
26th Sep 2025336 PMAQI
26th Sep 2025347 PMAQI
26th Sep 2025348 PMAQI
26th Sep 2025239 PMAQI
26th Sep 20252210 PMAQI
26th Sep 20251511 PMAQI
27th Sep 20251112 AMAQI
27th Sep 2025151 AMAQI
27th Sep 2025172 AMAQI
27th Sep 2025143 AMAQI
27th Sep 2025144 AMAQI

24°C22/26°C

27th Sep 2025175 AMAQI
27th Sep 2025176 AMAQI
27th Sep 2025177 AMAQI
27th Sep 2025188 AMAQI
27th Sep 2025229 AMAQI
27th Sep 20252110 AMAQI
27th Sep 20252511 AMAQI
27th Sep 20252112 PMAQI
27th Sep 2025221 PMAQI
27th Sep 2025222 PMAQI
27th Sep 2025223 PMAQI
27th Sep 2025224 PMAQI
27th Sep 2025225 PMAQI
27th Sep 2025226 PMAQI
27th Sep 2025207 PMAQI
27th Sep 2025258 PMAQI
27th Sep 2025249 PMAQI
27th Sep 20252610 PMAQI
27th Sep 20252411 PMAQI
28th Sep 20251912 AMAQI
28th Sep 2025201 AMAQI
28th Sep 2025222 AMAQI
28th Sep 2025223 AMAQI
28th Sep 2025194 AMAQI

22°C20/26°C

28th Sep 2025205 AMAQI
28th Sep 2025196 AMAQI
28th Sep 2025247 AMAQI
28th Sep 2025218 AMAQI
28th Sep 2025209 AMAQI
28th Sep 20252610 AMAQI
28th Sep 20252811 AMAQI
28th Sep 20252812 PMAQI
28th Sep 2025281 PMAQI
28th Sep 2025312 PMAQI
28th Sep 2025373 PMAQI
28th Sep 2025374 PMAQI
28th Sep 2025305 PMAQI
28th Sep 2025366 PMAQI
28th Sep 2025347 PMAQI
28th Sep 2025308 PMAQI
28th Sep 2025289 PMAQI
28th Sep 20252710 PMAQI
28th Sep 20252511 PMAQI
29th Sep 20252312 AMAQI
29th Sep 2025201 AMAQI
29th Sep 2025152 AMAQI
29th Sep 2025123 AMAQI
29th Sep 2025124 AMAQI

22°C19/25°C

29th Sep 2025145 AMAQI
29th Sep 2025266 AMAQI
29th Sep 2025207 AMAQI
29th Sep 2025178 AMAQI
29th Sep 2025189 AMAQI
29th Sep 20251710 AMAQI
29th Sep 20251711 AMAQI
29th Sep 20251512 PMAQI
29th Sep 2025141 PMAQI
29th Sep 2025152 PMAQI
29th Sep 2025153 PMAQI
29th Sep 2025174 PMAQI
29th Sep 2025185 PMAQI
29th Sep 2025186 PMAQI
29th Sep 2025177 PMAQI
29th Sep 2025178 PMAQI
29th Sep 2025159 PMAQI
29th Sep 20252010 PMAQI
29th Sep 20251611 PMAQI
30th Sep 20251812 AMAQI
30th Sep 2025281 AMAQI
30th Sep 2025242 AMAQI
30th Sep 2025293 AMAQI
30th Sep 2025244 AMAQI

21°C19/22°C

30th Sep 2025185 AMAQI
30th Sep 2025226 AMAQI
30th Sep 2025247 AMAQI
30th Sep 2025298 AMAQI
30th Sep 2025229 AMAQI
30th Sep 20252210 AMAQI
30th Sep 20252711 AMAQI
30th Sep 20253212 PMAQI
30th Sep 2025281 PMAQI
30th Sep 2025282 PMAQI
30th Sep 2025243 PMAQI
30th Sep 2025224 PMAQI
30th Sep 2025275 PMAQI
30th Sep 2025306 PMAQI
30th Sep 2025277 PMAQI
30th Sep 2025338 PMAQI
30th Sep 2025329 PMAQI
30th Sep 20253010 PMAQI
30th Sep 20252111 PMAQI
1st Oct 20251912 AMAQI
1st Oct 2025171 AMAQI
1st Oct 2025232 AMAQI
1st Oct 2025233 AMAQI
1st Oct 2025224 AMAQI

20°C18/23°C

1st Oct 2025185 AMAQI
1st Oct 2025196 AMAQI
1st Oct 2025207 AMAQI
1st Oct 2025228 AMAQI
1st Oct 2025189 AMAQI
1st Oct 20252110 AMAQI
1st Oct 20252111 AMAQI
1st Oct 20252312 PMAQI
1st Oct 2025291 PMAQI
1st Oct 2025332 PMAQI
1st Oct 2025403 PMAQI
1st Oct 2025484 PMAQI
1st Oct 2025465 PMAQI
1st Oct 2025416 PMAQI
1st Oct 2025347 PMAQI
1st Oct 2025428 PMAQI
1st Oct 2025369 PMAQI
1st Oct 20254610 PMAQI
1st Oct 20255211 PMAQI
2nd Oct 20254812 AMAQI
2nd Oct 2025561 AMAQI
2nd Oct 2025582 AMAQI
2nd Oct 2025573 AMAQI
2nd Oct 2025584 AMAQI

21°C18/23°C

2nd Oct 2025595 AMAQI
2nd Oct 2025576 AMAQI
2nd Oct 2025597 AMAQI
2nd Oct 2025488 AMAQI
2nd Oct 2025609 AMAQI
2nd Oct 20255910 AMAQI
2nd Oct 20255911 AMAQI
2nd Oct 20255712 PMAQI
2nd Oct 2025601 PMAQI
2nd Oct 2025582 PMAQI
2nd Oct 2025583 PMAQI
2nd Oct 2025614 PMAQI
2nd Oct 2025595 PMAQI
2nd Oct 2025546 PMAQI
2nd Oct 2025427 PMAQI
2nd Oct 2025538 PMAQI
2nd Oct 2025619 PMAQI
2nd Oct 20255410 PMAQI
2nd Oct 20254911 PMAQI
3rd Oct 20254812 AMAQI
3rd Oct 2025481 AMAQI
3rd Oct 2025482 AMAQI
3rd Oct 2025543 AMAQI
3rd Oct 2025554 AMAQI

21°C18/24°C

3rd Oct 2025545 AMAQI
3rd Oct 2025526 AMAQI
3rd Oct 2025527 AMAQI
3rd Oct 2025528 AMAQI
3rd Oct 2025509 AMAQI
3rd Oct 20254710 AMAQI
3rd Oct 20253911 AMAQI
3rd Oct 20253512 PMAQI
3rd Oct 2025351 PMAQI
3rd Oct 2025342 PMAQI
3rd Oct 2025343 PMAQI
3rd Oct 2025374 PMAQI
3rd Oct 2025385 PMAQI
3rd Oct 2025336 PMAQI
3rd Oct 2025307 PMAQI
3rd Oct 2025358 PMAQI
3rd Oct 2025549 PMAQI
3rd Oct 20255110 PMAQI
3rd Oct 20254711 PMAQI
4th Oct 20254912 AMAQI
4th Oct 2025461 AMAQI
4th Oct 2025422 AMAQI
4th Oct 2025463 AMAQI
4th Oct 2025434 AMAQI

19°C18/20°C

4th Oct 2025445 AMAQI
4th Oct 2025446 AMAQI
4th Oct 2025407 AMAQI
4th Oct 2025418 AMAQI
4th Oct 2025419 AMAQI
4th Oct 20255210 AMAQI
4th Oct 20254211 AMAQI
4th Oct 20254112 PMAQI
4th Oct 2025501 PMAQI
4th Oct 2025532 PMAQI
4th Oct 2025543 PMAQI
4th Oct 2025544 PMAQI
4th Oct 2025575 PMAQI
4th Oct 2025556 PMAQI
4th Oct 2025587 PMAQI
4th Oct 2025588 PMAQI
4th Oct 2025599 PMAQI
4th Oct 20255710 PMAQI
4th Oct 20255611 PMAQI
5th Oct 20255512 AMAQI
5th Oct 2025561 AMAQI
5th Oct 2025492 AMAQI
5th Oct 2025483 AMAQI
5th Oct 2025504 AMAQI

22°C20/25°C

5th Oct 2025465 AMAQI
5 AM
5th Oct 2025516 AMAQI
5th Oct 2025457 AMAQI
5th Oct 2025488 AMAQI
5th Oct 2025519 AMAQI
5th Oct 20254510 AMAQI
5th Oct 20254811 AMAQI
11 AM
5th Oct 20254812 PMAQI
5th Oct 2025491 PMAQI
5th Oct 2025502 PMAQI
5th Oct 2025413 PMAQI
6 PM
11 PM
4 AM

--°C/°C

Day time
Avg. Highest Time
5 AM - 8 AM

30AQI

4 hours / Day
120 hours / Month
Avg. Lowest Time
9 AM

26AQI

1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 5 AM to 8 AM (Avg. 30), while the lowest AQI was between 9 AM to 9 AM (Avg. 26).
Night time
Avg. Highest Time
2 AM - 3 AM

31AQI

2 hours / Day
60 hours / Month
Avg. Lowest Time
12 AM

29AQI

1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 2 AM to 3 AM (Avg. 31), while the lowest AQI was between 12 AM to 12 AM (Avg. 29).

2025 Days Vs Air Quality

Kataniwacho, Gotsucho, Shimane, Japan

2025

78%

215

22%

62

Total number of days with different AQI categories in last 278 days in 2025 (87 days remaining)

Good
215 Days
Moderate
62 Days
Poor
0 Days
Unhealthy
0 Days
Severe
0 Days
Hazardous
0 Days

Under WHO’s Safe Air Quality Limits: 78%

Health Risk Level:

Low

In 2025, 78% of 278 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

Kataniwacho, Gotsucho, Shimane, Japan

AQI levels in 2025

AQI
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 2025
-1th undefined 2025
-1th undefined 2025
1st January 2025
30AQI
2nd January 2025
34AQI
3rd January 2025
31AQI
4th January 2025
33AQI
5th January 2025
29AQI
6th January 2025
43AQI
7th January 2025
30AQI
8th January 2025
34AQI
9th January 2025
29AQI
10th January 2025
29AQI
11th January 2025
29AQI
12th January 2025
31AQI
13th January 2025
36AQI
14th January 2025
45AQI
15th January 2025
34AQI
16th January 2025
33AQI
17th January 2025
28AQI
18th January 2025
26AQI
19th January 2025
35AQI
20th January 2025
34AQI
21st January 2025
39AQI
22nd January 2025
54AQI
23rd January 2025
61AQI
24th January 2025
52AQI
25th January 2025
43AQI
26th January 2025
38AQI
27th January 2025
33AQI
28th January 2025
32AQI
29th January 2025
31AQI
30th January 2025
47AQI
31st January 2025
56AQI
1st February 2025
49AQI
2nd February 2025
38AQI
3rd February 2025
48AQI
4th February 2025
34AQI
5th February 2025
39AQI
6th February 2025
32AQI
7th February 2025
36AQI
8th February 2025
32AQI
9th February 2025
31AQI
10th February 2025
32AQI
11th February 2025
32AQI
12th February 2025
30AQI
13th February 2025
31AQI
14th February 2025
34AQI
15th February 2025
31AQI
16th February 2025
35AQI
17th February 2025
42AQI
18th February 2025
33AQI
19th February 2025
35AQI
20th February 2025
32AQI
21st February 2025
33AQI
22nd February 2025
34AQI
23rd February 2025
33AQI
24th February 2025
35AQI
25th February 2025
35AQI
26th February 2025
47AQI
27th February 2025
46AQI
28th February 2025
52AQI
1st March 2025
51AQI
2nd March 2025
41AQI
3rd March 2025
42AQI
4th March 2025
35AQI
5th March 2025
32AQI
6th March 2025
34AQI
7th March 2025
35AQI
8th March 2025
35AQI
9th March 2025
38AQI
10th March 2025
38AQI
11th March 2025
38AQI
12th March 2025
39AQI
13th March 2025
42AQI
14th March 2025
32AQI
15th March 2025
28AQI
16th March 2025
20AQI
17th March 2025
29AQI
18th March 2025
31AQI
19th March 2025
39AQI
20th March 2025
46AQI
21st March 2025
54AQI
22nd March 2025
63AQI
23rd March 2025
67AQI
24th March 2025
61AQI
25th March 2025
72AQI
26th March 2025
77AQI
27th March 2025
61AQI
28th March 2025
60AQI
29th March 2025
44AQI
30th March 2025
40AQI
31st March 2025
38AQI
1st April 2025
37AQI
2nd April 2025
28AQI
3rd April 2025
23AQI
4th April 2025
28AQI
5th April 2025
36AQI
6th April 2025
45AQI
7th April 2025
43AQI
8th April 2025
42AQI
9th April 2025
54AQI
10th April 2025
55AQI
11th April 2025
56AQI
12th April 2025
51AQI
13th April 2025
45AQI
14th April 2025
43AQI
15th April 2025
30AQI
16th April 2025
46AQI
17th April 2025
43AQI
18th April 2025
52AQI
19th April 2025
49AQI
20th April 2025
44AQI
21st April 2025
37AQI
22nd April 2025
37AQI
23rd April 2025
23AQI
24th April 2025
34AQI
25th April 2025
72AQI
26th April 2025
51AQI
27th April 2025
56AQI
28th April 2025
46AQI
29th April 2025
53AQI
30th April 2025
53AQI
1st May 2025
47AQI
2nd May 2025
41AQI
3rd May 2025
44AQI
4th May 2025
41AQI
5th May 2025
40AQI
6th May 2025
32AQI
7th May 2025
32AQI
8th May 2025
30AQI
9th May 2025
28AQI
10th May 2025
33AQI
11th May 2025
42AQI
12th May 2025
53AQI
13th May 2025
54AQI
14th May 2025
60AQI
15th May 2025
59AQI
16th May 2025
56AQI
17th May 2025
45AQI
18th May 2025
50AQI
19th May 2025
53AQI
20th May 2025
51AQI
21st May 2025
54AQI
22nd May 2025
40AQI
23rd May 2025
49AQI
24th May 2025
35AQI
25th May 2025
32AQI
26th May 2025
28AQI
27th May 2025
34AQI
28th May 2025
33AQI
29th May 2025
38AQI
30th May 2025
40AQI
31st May 2025
37AQI
1st June 2025
45AQI
2nd June 2025
50AQI
3rd June 2025
34AQI
4th June 2025
43AQI
5th June 2025
44AQI
6th June 2025
49AQI
7th June 2025
59AQI
8th June 2025
63AQI
9th June 2025
62AQI
10th June 2025
39AQI
11th June 2025
50AQI
12th June 2025
53AQI
13th June 2025
50AQI
14th June 2025
34AQI
15th June 2025
32AQI
16th June 2025
33AQI
17th June 2025
33AQI
18th June 2025
46AQI
19th June 2025
38AQI
20th June 2025
51AQI
21st June 2025
56AQI
22nd June 2025
69AQI
23rd June 2025
47AQI
24th June 2025
44AQI
25th June 2025
46AQI
26th June 2025
52AQI
27th June 2025
53AQI
28th June 2025
48AQI
29th June 2025
42AQI
30th June 2025
51AQI
1st July 2025
65AQI
2nd July 2025
64AQI
3rd July 2025
67AQI
4th July 2025
75AQI
5th July 2025
66AQI
6th July 2025
57AQI
7th July 2025
60AQI
8th July 2025
62AQI
9th July 2025
66AQI
10th July 2025
71AQI
11th July 2025
64AQI
12th July 2025
59AQI
13th July 2025
55AQI
14th July 2025
41AQI
15th July 2025
52AQI
16th July 2025
56AQI
17th July 2025
45AQI
18th July 2025
36AQI
19th July 2025
34AQI
20th July 2025
33AQI
21st July 2025
30AQI
22nd July 2025
31AQI
23rd July 2025
38AQI
24th July 2025
40AQI
25th July 2025
41AQI
26th July 2025
30AQI
27th July 2025
28AQI
28th July 2025
29AQI
29th July 2025
32AQI
30th July 2025
43AQI
31st July 2025
37AQI
1st August 2025
45AQI
2nd August 2025
44AQI
3rd August 2025
45AQI
4th August 2025
52AQI
5th August 2025
48AQI
6th August 2025
47AQI
7th August 2025
52AQI
8th August 2025
44AQI
9th August 2025
44AQI
10th August 2025
31AQI
11th August 2025
28AQI
12th August 2025
31AQI
13th August 2025
40AQI
14th August 2025
42AQI
15th August 2025
39AQI
16th August 2025
39AQI
17th August 2025
40AQI
18th August 2025
46AQI
19th August 2025
53AQI
20th August 2025
51AQI
21st August 2025
49AQI
22nd August 2025
46AQI
23rd August 2025
48AQI
24th August 2025
44AQI
25th August 2025
44AQI
26th August 2025
43AQI
27th August 2025
44AQI
28th August 2025
44AQI
29th August 2025
48AQI
30th August 2025
45AQI
31st August 2025
45AQI
1st September 2025
41AQI
2nd September 2025
36AQI
3rd September 2025
36AQI
4th September 2025
27AQI
5th September 2025
22AQI
6th September 2025
27AQI
7th September 2025
32AQI
8th September 2025
32AQI
9th September 2025
28AQI
10th September 2025
29AQI
11th September 2025
29AQI
12th September 2025
28AQI
13th September 2025
34AQI
14th September 2025
30AQI
15th September 2025
31AQI
16th September 2025
30AQI
17th September 2025
30AQI
18th September 2025
24AQI
19th September 2025
24AQI
20th September 2025
27AQI
21st September 2025
20AQI
22nd September 2025
22AQI
23rd September 2025
23AQI
24th September 2025
25AQI
25th September 2025
29AQI
26th September 2025
31AQI
27th September 2025
20AQI
28th September 2025
26AQI
29th September 2025
17AQI
30th September 2025
26AQI
1st October 2025
29AQI
2nd October 2025
56AQI
3rd October 2025
44AQI
4th October 2025
47AQI
5th October 2025
6th October 2025
7th October 2025
8th October 2025
9th October 2025
10th October 2025
11th October 2025
12th October 2025
13th October 2025
14th October 2025
15th October 2025
16th October 2025
17th October 2025
18th October 2025
19th October 2025
20th October 2025
21st October 2025
22nd October 2025
23rd October 2025
24th October 2025
25th October 2025
26th October 2025
27th October 2025
28th October 2025
29th October 2025
30th October 2025
31st October 2025
1st November 2025
2nd November 2025
3rd November 2025
4th November 2025
5th November 2025
6th November 2025
7th November 2025
8th November 2025
9th November 2025
10th November 2025
11th November 2025
12th November 2025
13th November 2025
14th November 2025
15th November 2025
16th November 2025
17th November 2025
18th November 2025
19th November 2025
20th November 2025
21st November 2025
22nd November 2025
23rd November 2025
24th November 2025
25th November 2025
26th November 2025
27th November 2025
28th November 2025
29th November 2025
30th November 2025
1st December 2025
2nd December 2025
3rd December 2025
4th December 2025
5th December 2025
6th December 2025
7th December 2025
8th December 2025
9th December 2025
10th December 2025
11th December 2025
12th December 2025
13th December 2025
14th December 2025
15th December 2025
16th December 2025
17th December 2025
18th December 2025
19th December 2025
20th December 2025
21st December 2025
22nd December 2025
23rd December 2025
24th December 2025
25th December 2025
26th December 2025
27th December 2025
28th December 2025
29th December 2025
30th December 2025
31st December 2025

37AQI

36AQI

44AQI

44AQI

42AQI

47AQI

49AQI

44AQI

28AQI

44AQI

No. of days

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

202541AQI

27
4
27
1
22
9
20
10
23
8
20
10
16
15
27
4
30
3
1
215
62

Highest AQI recorded in

July

49AQI

Lowest AQI recorded in

September

28AQI

202435AQI

31
25
4
26
5
24
5
1
24
7
22
8
31
30
1
27
3
31
28
2
31
330
35
1

Highest AQI recorded in

April

46AQI

Lowest AQI recorded in

July

27AQI

202338AQI

26
5
28
22
9
18
12
22
9
25
5
28
3
31
30
29
2
26
3
27
4
312
52

Highest AQI recorded in

April

48AQI

Lowest AQI recorded in

August

29AQI

202238AQI

28
3
14
3
20
11
24
6
21
10
24
6
20
4
1
28
30
1
27
3
30
1
267
48

Highest AQI recorded in

May

48AQI

Lowest AQI recorded in

September

30AQI

202134AQI

27
4
23
5
28
1
19
2
25
6
22
8
31
28
3
29
1
27
4
24
6
30
1
313
41

Highest AQI recorded in

June

43AQI

Lowest AQI recorded in

January

29AQI

202043AQI

10
3
14
7
10
8
20
10
27
4
10
16
5
17
2
27
4
23
7
29
2
187
63
5

Highest AQI recorded in

August

67AQI

Lowest AQI recorded in

December

26AQI

Most & Least Polluted Years Over the Last 6 Years

Most Polluted Year Recorded
2020(Avg.)
43AQI
Least Polluted Year Recorded
2021(Avg.)
34AQI

Kataniwacho's annual 2025 AQI (41) shows an average percentage change of 10.5% (worsened AQI) compared to previous years: 2020 (43), 2021 (34), 2022 (38), 2023 (38), 2024 (35).