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HistoryAQIPM₂.₅PM₁₀COSO₂NO₂O₃

Gozensuicha, Muroran, Hokkaido, 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

Gozensuicha, Muroran, Hokkaido, Japan

2022
2023
2024
2025
2026
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
4th Aug 2023
48AQI
Lowest AQI recorded on
14th Aug 2024
13AQI

Same Day Analysis (18th August):
On this day, AQI across the 5 years varied significantly: 2026 ranks 3rd highest AQI at 27 of Good air quality, showing improvement over 2025 and 2023 on the same day.

Day & Night AQI Trend: 17th Aug - 18th Aug 2026

Gozensuicha, Muroran, Hokkaido, Japan

AQI
Day
Night
.

4 AM17th Aug 2026

6 PM

3 AM18th Aug 2026

Day time
Avg. Highest Time
2PM17th Aug

29AQI

Avg. Lowest Time
11AM17th Aug

21AQI

Night time
Avg. Highest Time
10PM17th Aug

31AQI

Avg. Lowest Time
9PM17th Aug

23AQI

In the last 24 hours,

Gozensuicha's AQI reached its highest point of 31 at 10 PM during the Night, while the lowest point, 21, was recorded at 11 AM during the Day between 17th Aug and 18th Aug 2026.

Day & Night AQI Trend : Jul - Aug 2026

Gozensuicha, Muroran, Hokkaido, Japan

JulAug
20th - 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 - 16th16th - 17th17th - 18th18th
Day
Night
20th Jul 2026404 AMAQI
20th Jul 2026295 AMAQI
20th Jul 2026406 AMAQI
20th Jul 2026327 AMAQI
20th Jul 2026278 AMAQI
20th Jul 2026219 AMAQI
20th Jul 20262110 AMAQI
20th Jul 20262511 AMAQI
20th Jul 20263312 PMAQI
20th Jul 2026421 PMAQI
20th Jul 2026252 PMAQI
20th Jul 2026293 PMAQI
20th Jul 2026254 PMAQI
20th Jul 2026255 PMAQI
20th Jul 2026296 PMAQI
20th Jul 2026297 PMAQI
20th Jul 2026298 PMAQI
20th Jul 2026219 PMAQI
20th Jul 20262110 PMAQI
20th Jul 20262311 PMAQI
21st Jul 20262312 AMAQI
21st Jul 2026231 AMAQI
21st Jul 2026212 AMAQI
21st Jul 2026233 AMAQI

21°C19/24°C

21st Jul 2026234 AMAQI
21st Jul 2026215 AMAQI
21st Jul 2026256 AMAQI
21st Jul 2026217 AMAQI
21st Jul 2026198 AMAQI
21st Jul 2026199 AMAQI
21st Jul 20262110 AMAQI
21st Jul 20262111 AMAQI
21st Jul 2026171 PMAQI
21st Jul 2026252 PMAQI
21st Jul 2026233 PMAQI
21st Jul 2026214 PMAQI
21st Jul 2026235 PMAQI
21st Jul 2026216 PMAQI
21st Jul 2026767 PMAQI
21st Jul 2026218 PMAQI
21st Jul 2026239 PMAQI
21st Jul 20262510 PMAQI
21st Jul 20262511 PMAQI
22nd Jul 20262512 AMAQI
22nd Jul 2026231 AMAQI
22nd Jul 2026272 AMAQI
22nd Jul 2026253 AMAQI

21°C19/25°C

22nd Jul 2026274 AMAQI
22nd Jul 2026295 AMAQI
22nd Jul 2026296 AMAQI
22nd Jul 2026297 AMAQI
22nd Jul 2026298 AMAQI
22nd Jul 2026259 AMAQI
22nd Jul 20262110 AMAQI
22nd Jul 20262311 AMAQI
22nd Jul 20262512 PMAQI
22nd Jul 2026361 PMAQI
22nd Jul 2026252 PMAQI
22nd Jul 2026313 PMAQI
22nd Jul 2026294 PMAQI
22nd Jul 2026295 PMAQI
22nd Jul 2026236 PMAQI
22nd Jul 2026297 PMAQI
22nd Jul 2026278 PMAQI
22nd Jul 2026239 PMAQI
22nd Jul 20262910 PMAQI
22nd Jul 20262711 PMAQI
23rd Jul 20262512 AMAQI
23rd Jul 2026211 AMAQI
23rd Jul 2026252 AMAQI
23rd Jul 2026233 AMAQI

19°C19/19°C

23rd Jul 2026234 AMAQI
23rd Jul 2026235 AMAQI
23rd Jul 2026216 AMAQI
23rd Jul 2026257 AMAQI
23rd Jul 2026298 AMAQI
23rd Jul 2026299 AMAQI
23rd Jul 20262110 AMAQI
23rd Jul 20262111 AMAQI
23rd Jul 20262112 PMAQI
23rd Jul 2026211 PMAQI
23rd Jul 2026212 PMAQI
23rd Jul 2026233 PMAQI
23rd Jul 2026274 PMAQI
23rd Jul 2026215 PMAQI
23rd Jul 2026236 PMAQI
23rd Jul 2026257 PMAQI
23rd Jul 2026298 PMAQI
23rd Jul 2026299 PMAQI
23rd Jul 20262910 PMAQI
23rd Jul 20263111 PMAQI
24th Jul 20263112 AMAQI
24th Jul 2026331 AMAQI
24th Jul 2026312 AMAQI
24th Jul 2026313 AMAQI

20°C18/22°C

24th Jul 2026334 AMAQI
24th Jul 2026315 AMAQI
24th Jul 2026276 AMAQI
24th Jul 2026257 AMAQI
24th Jul 2026258 AMAQI
24th Jul 2026299 AMAQI
24th Jul 20262510 AMAQI
24th Jul 20262511 AMAQI
24th Jul 20262512 PMAQI
24th Jul 2026231 PMAQI
24th Jul 2026232 PMAQI
24th Jul 2026273 PMAQI
24th Jul 2026234 PMAQI
24th Jul 2026215 PMAQI
24th Jul 2026316 PMAQI
24th Jul 2026217 PMAQI
24th Jul 2026258 PMAQI
24th Jul 2026319 PMAQI
24th Jul 20262710 PMAQI
24th Jul 20262111 PMAQI
25th Jul 20262312 AMAQI
25th Jul 2026251 AMAQI
25th Jul 2026232 AMAQI
25th Jul 2026253 AMAQI

19°C17/20°C

25th Jul 2026234 AMAQI
25th Jul 2026235 AMAQI
25th Jul 2026256 AMAQI
25th Jul 2026297 AMAQI
25th Jul 2026238 AMAQI
25th Jul 2026239 AMAQI
25th Jul 20262510 AMAQI
25th Jul 20262911 AMAQI
25th Jul 20262112 PMAQI
25th Jul 2026231 PMAQI
25th Jul 2026292 PMAQI
25th Jul 2026293 PMAQI
25th Jul 2026254 PMAQI
25th Jul 2026275 PMAQI
25th Jul 2026216 PMAQI
25th Jul 2026337 PMAQI
25th Jul 2026298 PMAQI
25th Jul 2026239 PMAQI
25th Jul 20262710 PMAQI
25th Jul 20262511 PMAQI
26th Jul 20262312 AMAQI
26th Jul 2026211 AMAQI
26th Jul 2026232 AMAQI
26th Jul 2026233 AMAQI

17°C17/18°C

26th Jul 2026254 AMAQI
26th Jul 2026275 AMAQI
26th Jul 2026236 AMAQI
26th Jul 2026217 AMAQI
26th Jul 2026218 AMAQI
26th Jul 2026259 AMAQI
26th Jul 20262910 AMAQI
26th Jul 20263311 AMAQI
26th Jul 20263612 PMAQI
26th Jul 2026361 PMAQI
26th Jul 2026272 PMAQI
26th Jul 2026233 PMAQI
26th Jul 2026234 PMAQI
26th Jul 2026255 PMAQI
26th Jul 2026256 PMAQI
26th Jul 2026217 PMAQI
26th Jul 2026258 PMAQI
26th Jul 2026239 PMAQI
26th Jul 20262310 PMAQI
26th Jul 20262311 PMAQI
27th Jul 20262512 AMAQI
27th Jul 2026211 AMAQI
27th Jul 2026232 AMAQI
27th Jul 2026233 AMAQI

17°C16/18°C

27th Jul 2026254 AMAQI
27th Jul 2026235 AMAQI
27th Jul 2026236 AMAQI
27th Jul 2026257 AMAQI
27th Jul 2026258 AMAQI
27th Jul 2026319 AMAQI
27th Jul 20262910 AMAQI
27th Jul 20263111 AMAQI
27th Jul 20263112 PMAQI
27th Jul 2026291 PMAQI
27th Jul 2026272 PMAQI
27th Jul 2026253 PMAQI
27th Jul 2026274 PMAQI
27th Jul 2026275 PMAQI
27th Jul 2026276 PMAQI
27th Jul 2026277 PMAQI
27th Jul 2026258 PMAQI
27th Jul 2026259 PMAQI
27th Jul 20262310 PMAQI
27th Jul 20262311 PMAQI
28th Jul 20262512 AMAQI
28th Jul 2026231 AMAQI
28th Jul 2026212 AMAQI
28th Jul 2026253 AMAQI

18°C16/20°C

28th Jul 2026254 AMAQI
28th Jul 2026275 AMAQI
28th Jul 2026276 AMAQI
28th Jul 2026257 AMAQI
28th Jul 2026278 AMAQI
28th Jul 2026299 AMAQI
28th Jul 20263110 AMAQI
28th Jul 20263811 AMAQI
28th Jul 20263812 PMAQI
28th Jul 2026331 PMAQI
28th Jul 2026382 PMAQI
28th Jul 2026333 PMAQI
28th Jul 2026334 PMAQI
28th Jul 2026315 PMAQI
28th Jul 2026296 PMAQI
28th Jul 2026277 PMAQI
28th Jul 2026258 PMAQI
28th Jul 2026279 PMAQI
28th Jul 20262710 PMAQI
28th Jul 20262511 PMAQI
29th Jul 20262312 AMAQI
29th Jul 2026251 AMAQI
29th Jul 2026272 AMAQI
29th Jul 2026313 AMAQI

18°C17/19°C

29th Jul 2026314 AMAQI
29th Jul 2026295 AMAQI
29th Jul 2026236 AMAQI
29th Jul 2026257 AMAQI
29th Jul 2026258 AMAQI
29th Jul 2026259 AMAQI
29th Jul 20262510 AMAQI
29th Jul 20262511 AMAQI
29th Jul 20262912 PMAQI
29th Jul 2026311 PMAQI
29th Jul 2026272 PMAQI
29th Jul 2026273 PMAQI
29th Jul 2026294 PMAQI
29th Jul 2026275 PMAQI
29th Jul 2026256 PMAQI
29th Jul 2026257 PMAQI
29th Jul 2026258 PMAQI
29th Jul 2026259 PMAQI
29th Jul 20262710 PMAQI
29th Jul 20262711 PMAQI
30th Jul 20262512 AMAQI
30th Jul 2026251 AMAQI
30th Jul 2026212 AMAQI
30th Jul 2026233 AMAQI

18°C18/19°C

30th Jul 2026254 AMAQI
30th Jul 2026255 AMAQI
30th Jul 2026256 AMAQI
30th Jul 2026257 AMAQI
30th Jul 2026238 AMAQI
30th Jul 2026259 AMAQI
30th Jul 20262510 AMAQI
30th Jul 20262511 AMAQI
30th Jul 20262512 PMAQI
30th Jul 2026251 PMAQI
30th Jul 2026232 PMAQI
30th Jul 2026233 PMAQI
30th Jul 2026234 PMAQI
30th Jul 2026215 PMAQI
30th Jul 2026346 PMAQI
30th Jul 2026347 PMAQI
30th Jul 2026258 PMAQI
30th Jul 2026259 PMAQI
30th Jul 20262510 PMAQI
30th Jul 20262711 PMAQI
31st Jul 20262912 AMAQI
31st Jul 2026291 AMAQI
31st Jul 2026272 AMAQI
31st Jul 2026273 AMAQI

18°C18/19°C

31st Jul 2026274 AMAQI
31st Jul 2026255 AMAQI
31st Jul 2026236 AMAQI
31st Jul 2026257 AMAQI
31st Jul 2026258 AMAQI
31st Jul 2026239 AMAQI
31st Jul 20262310 AMAQI
31st Jul 20262511 AMAQI
31st Jul 20262512 PMAQI
31st Jul 2026271 PMAQI
31st Jul 2026272 PMAQI
31st Jul 2026273 PMAQI
31st Jul 2026234 PMAQI
31st Jul 2026235 PMAQI
31st Jul 2026236 PMAQI
31st Jul 2026257 PMAQI
31st Jul 2026258 PMAQI
31st Jul 2026239 PMAQI
31st Jul 20262310 PMAQI
31st Jul 20262511 PMAQI
1st Aug 20262312 AMAQI
1st Aug 2026231 AMAQI
1st Aug 2026402 AMAQI
1st Aug 2026363 AMAQI

19°C18/21°C

1st Aug 2026234 AMAQI
1st Aug 2026235 AMAQI
1st Aug 2026236 AMAQI
1st Aug 2026237 AMAQI
1st Aug 2026258 AMAQI
1st Aug 2026219 AMAQI
1st Aug 20262710 AMAQI
1st Aug 20263111 AMAQI
1st Aug 20262912 PMAQI
1st Aug 2026291 PMAQI
1st Aug 2026312 PMAQI
1st Aug 2026273 PMAQI
1st Aug 2026274 PMAQI
1st Aug 2026255 PMAQI
1st Aug 2026256 PMAQI
1st Aug 2026277 PMAQI
1st Aug 2026258 PMAQI
1st Aug 2026279 PMAQI
1st Aug 20262310 PMAQI
1st Aug 20262311 PMAQI
2nd Aug 20262112 AMAQI
2nd Aug 2026211 AMAQI
2nd Aug 2026212 AMAQI
2nd Aug 2026273 AMAQI

18°C17/18°C

2nd Aug 2026214 AMAQI
2nd Aug 2026215 AMAQI
2nd Aug 2026216 AMAQI
2nd Aug 2026217 AMAQI
2nd Aug 2026238 AMAQI
2nd Aug 2026239 AMAQI
2nd Aug 20262110 AMAQI
2nd Aug 20262311 AMAQI
2nd Aug 20262112 PMAQI
2nd Aug 2026211 PMAQI
2nd Aug 2026232 PMAQI
2nd Aug 2026213 PMAQI
2nd Aug 2026234 PMAQI
2nd Aug 2026215 PMAQI
2nd Aug 2026216 PMAQI
2nd Aug 2026257 PMAQI
2nd Aug 2026218 PMAQI
2nd Aug 2026259 PMAQI
2nd Aug 20262710 PMAQI
2nd Aug 20262511 PMAQI
3rd Aug 20262512 AMAQI
3rd Aug 2026251 AMAQI
3rd Aug 2026272 AMAQI
3rd Aug 2026293 AMAQI

18°C16/21°C

3rd Aug 2026254 AMAQI
3rd Aug 2026295 AMAQI
3rd Aug 2026256 AMAQI
3rd Aug 2026277 AMAQI
3rd Aug 2026258 AMAQI
3rd Aug 2026259 AMAQI
3rd Aug 20262510 AMAQI
3rd Aug 20262311 AMAQI
3rd Aug 20262512 PMAQI
3rd Aug 2026271 PMAQI
3rd Aug 2026272 PMAQI
3rd Aug 2026253 PMAQI
3rd Aug 2026234 PMAQI
3rd Aug 2026255 PMAQI
3rd Aug 2026256 PMAQI
3rd Aug 2026257 PMAQI
3rd Aug 2026258 PMAQI
3rd Aug 2026279 PMAQI
3rd Aug 20262510 PMAQI
3rd Aug 20262711 PMAQI
4th Aug 20262712 AMAQI
4th Aug 2026251 AMAQI
4th Aug 2026252 AMAQI
4th Aug 2026233 AMAQI

18°C16/21°C

4th Aug 2026274 AMAQI
4th Aug 2026235 AMAQI
4th Aug 2026236 AMAQI
4th Aug 2026237 AMAQI
4th Aug 2026218 AMAQI
4th Aug 2026259 AMAQI
4th Aug 20262110 AMAQI
4th Aug 20262311 AMAQI
4th Aug 20262512 PMAQI
4th Aug 2026271 PMAQI
4th Aug 2026292 PMAQI
4th Aug 2026293 PMAQI
4th Aug 2026314 PMAQI
4th Aug 2026365 PMAQI
4th Aug 2026276 PMAQI
4th Aug 2026237 PMAQI
4th Aug 2026218 PMAQI
4th Aug 2026219 PMAQI
4th Aug 20262110 PMAQI
4th Aug 20262111 PMAQI
5th Aug 20262312 AMAQI
5th Aug 2026251 AMAQI
5th Aug 2026252 AMAQI
5th Aug 2026213 AMAQI

19°C17/21°C

5th Aug 2026254 AMAQI
5th Aug 2026215 AMAQI
5th Aug 2026256 AMAQI
5th Aug 2026277 AMAQI
5th Aug 2026218 AMAQI
5th Aug 2026299 AMAQI
5th Aug 20262510 AMAQI
5th Aug 20262511 AMAQI
5th Aug 20262512 PMAQI
5th Aug 2026251 PMAQI
5th Aug 2026252 PMAQI
5th Aug 2026253 PMAQI
5th Aug 2026254 PMAQI
5th Aug 2026275 PMAQI
5th Aug 2026216 PMAQI
5th Aug 2026257 PMAQI
5th Aug 2026258 PMAQI
5th Aug 2026259 PMAQI
5th Aug 20262910 PMAQI
5th Aug 20262111 PMAQI
6th Aug 20262512 AMAQI
6th Aug 2026291 AMAQI
6th Aug 2026212 AMAQI
6th Aug 2026213 AMAQI

19°C17/22°C

6th Aug 2026294 AMAQI
6th Aug 2026315 AMAQI
6th Aug 2026216 AMAQI
6th Aug 2026217 AMAQI
6th Aug 2026218 AMAQI
6th Aug 2026239 AMAQI
6th Aug 20262110 AMAQI
6th Aug 20262311 AMAQI
6th Aug 20262912 PMAQI
6th Aug 2026211 PMAQI
6th Aug 2026252 PMAQI
6th Aug 2026253 PMAQI
6th Aug 2026254 PMAQI
6th Aug 2026235 PMAQI
6th Aug 2026296 PMAQI
6th Aug 2026237 PMAQI
6th Aug 2026258 PMAQI
6th Aug 2026219 PMAQI
6th Aug 20262110 PMAQI
6th Aug 20262111 PMAQI
7th Aug 20262912 AMAQI
7th Aug 2026211 AMAQI
7th Aug 2026292 AMAQI
7th Aug 2026233 AMAQI

20°C18/23°C

7th Aug 2026214 AMAQI
7th Aug 2026235 AMAQI
7th Aug 2026236 AMAQI
7th Aug 2026237 AMAQI
7th Aug 2026238 AMAQI
7th Aug 2026259 AMAQI
7th Aug 20262110 AMAQI
7th Aug 20262311 AMAQI
7th Aug 20263412 PMAQI
7th Aug 2026401 PMAQI
7th Aug 2026232 PMAQI
7th Aug 2026253 PMAQI
7th Aug 2026214 PMAQI
7th Aug 2026255 PMAQI
7th Aug 2026256 PMAQI
7th Aug 2026217 PMAQI
7th Aug 2026308 PMAQI
7th Aug 2026259 PMAQI
7th Aug 20262110 PMAQI
7th Aug 20262511 PMAQI
8th Aug 20262112 AMAQI
8th Aug 2026301 AMAQI
8th Aug 2026302 AMAQI
8th Aug 2026233 AMAQI

22°C19/25°C

8th Aug 2026214 AMAQI
8th Aug 2026235 AMAQI
8th Aug 2026276 AMAQI
8th Aug 2026237 AMAQI
8th Aug 2026218 AMAQI
8th Aug 2026259 AMAQI
8th Aug 20262710 AMAQI
8th Aug 20262511 AMAQI
8th Aug 20262712 PMAQI
8th Aug 2026291 PMAQI
8th Aug 2026272 PMAQI
8th Aug 2026253 PMAQI
8th Aug 2026274 PMAQI
8th Aug 2026295 PMAQI
8th Aug 2026256 PMAQI
8th Aug 2026217 PMAQI
8th Aug 2026238 PMAQI
8th Aug 2026219 PMAQI
8th Aug 20262110 PMAQI
8th Aug 20262311 PMAQI
9th Aug 20262112 AMAQI
9th Aug 2026211 AMAQI
9th Aug 2026212 AMAQI
9th Aug 2026213 AMAQI

21°C19/24°C

9th Aug 2026214 AMAQI
9th Aug 2026275 AMAQI
9th Aug 2026216 AMAQI
9th Aug 2026217 AMAQI
9th Aug 2026238 AMAQI
9th Aug 2026239 AMAQI
9th Aug 20262510 AMAQI
9th Aug 20262911 AMAQI
9th Aug 20262912 PMAQI
9th Aug 2026271 PMAQI
9th Aug 2026212 PMAQI
9th Aug 2026233 PMAQI
9th Aug 2026214 PMAQI
9th Aug 2026255 PMAQI
9th Aug 2026276 PMAQI
9th Aug 2026217 PMAQI
9th Aug 2026218 PMAQI
9th Aug 2026259 PMAQI
9th Aug 20262510 PMAQI
9th Aug 20262511 PMAQI
10th Aug 20262512 AMAQI
10th Aug 2026251 AMAQI
10th Aug 2026252 AMAQI
10th Aug 2026253 AMAQI

20°C18/22°C

10th Aug 2026254 AMAQI
10th Aug 2026275 AMAQI
10th Aug 2026276 AMAQI
10th Aug 2026257 AMAQI
10th Aug 2026258 AMAQI
10th Aug 2026259 AMAQI
10th Aug 20262110 AMAQI
10th Aug 20262111 AMAQI
10th Aug 20262312 PMAQI
10th Aug 2026211 PMAQI
10th Aug 2026232 PMAQI
10th Aug 2026253 PMAQI
10th Aug 2026254 PMAQI
10th Aug 2026275 PMAQI
10th Aug 2026276 PMAQI
10th Aug 2026257 PMAQI
10th Aug 2026258 PMAQI
10th Aug 2026279 PMAQI
10th Aug 20262710 PMAQI
10th Aug 20262711 PMAQI
11th Aug 20262912 AMAQI
11th Aug 2026291 AMAQI
11th Aug 2026272 AMAQI
11th Aug 2026253 AMAQI

20°C17/23°C

11th Aug 2026254 AMAQI
11th Aug 2026255 AMAQI
11th Aug 2026236 AMAQI
11th Aug 2026217 AMAQI
11th Aug 2026238 AMAQI
11th Aug 2026259 AMAQI
11th Aug 20262310 AMAQI
11th Aug 20262511 AMAQI
11th Aug 20262312 PMAQI
11th Aug 2026231 PMAQI
11th Aug 2026212 PMAQI
11th Aug 2026253 PMAQI
11th Aug 2026254 PMAQI
11th Aug 2026255 PMAQI
11th Aug 2026216 PMAQI
11th Aug 2026217 PMAQI
11th Aug 2026218 PMAQI
11th Aug 2026239 PMAQI
11th Aug 20262110 PMAQI
11th Aug 20262111 PMAQI
12th Aug 20262112 AMAQI
12th Aug 2026211 AMAQI
12th Aug 2026302 AMAQI
12th Aug 2026253 AMAQI

21°C17/24°C

12th Aug 2026254 AMAQI
12th Aug 2026215 AMAQI
12th Aug 2026276 AMAQI
12th Aug 2026367 AMAQI
12th Aug 2026348 AMAQI
12th Aug 2026319 AMAQI
12th Aug 20263110 AMAQI
12th Aug 20263111 AMAQI
12th Aug 20263612 PMAQI
12th Aug 2026421 PMAQI
12th Aug 2026442 PMAQI
12th Aug 2026463 PMAQI
12th Aug 2026444 PMAQI
12th Aug 2026405 PMAQI
12th Aug 2026426 PMAQI
12th Aug 2026447 PMAQI
12th Aug 2026408 PMAQI
12th Aug 2026369 PMAQI
12th Aug 20264410 PMAQI
12th Aug 20262911 PMAQI
13th Aug 20263812 AMAQI
13th Aug 2026341 AMAQI
13th Aug 2026342 AMAQI
13th Aug 2026383 AMAQI

22°C21/24°C

13th Aug 2026294 AMAQI
13th Aug 2026255 AMAQI
13th Aug 2026256 AMAQI
13th Aug 2026257 AMAQI
13th Aug 2026258 AMAQI
13th Aug 2026259 AMAQI
13th Aug 20262710 AMAQI
13th Aug 20262911 AMAQI
13th Aug 20262712 PMAQI
13th Aug 2026361 PMAQI
13th Aug 2026462 PMAQI
13th Aug 2026423 PMAQI
13th Aug 2026384 PMAQI
13th Aug 2026255 PMAQI
13th Aug 2026256 PMAQI
13th Aug 2026297 PMAQI
13th Aug 2026218 PMAQI
13th Aug 2026239 PMAQI
13th Aug 20262710 PMAQI
13th Aug 20262711 PMAQI
14th Aug 20262512 AMAQI
14th Aug 2026251 AMAQI
14th Aug 2026252 AMAQI
14th Aug 2026253 AMAQI

21°C21/21°C

14th Aug 2026254 AMAQI
14th Aug 2026255 AMAQI
14th Aug 2026236 AMAQI
14th Aug 2026237 AMAQI
14th Aug 2026238 AMAQI
14th Aug 2026239 AMAQI
14th Aug 20262510 AMAQI
14th Aug 20263411 AMAQI
14th Aug 20264212 PMAQI
14th Aug 2026441 PMAQI
14th Aug 2026442 PMAQI
14th Aug 2026253 PMAQI
14th Aug 2026254 PMAQI
14th Aug 2026255 PMAQI
14th Aug 2026216 PMAQI
14th Aug 2026277 PMAQI
14th Aug 2026258 PMAQI
14th Aug 2026239 PMAQI
14th Aug 20262110 PMAQI
14th Aug 20262311 PMAQI
15th Aug 20262312 AMAQI
15th Aug 2026231 AMAQI
15th Aug 2026252 AMAQI
15th Aug 2026253 AMAQI

21°C21/21°C

15th Aug 2026254 AMAQI
15th Aug 2026235 AMAQI
15th Aug 2026216 AMAQI
15th Aug 2026257 AMAQI
15th Aug 2026278 AMAQI
15th Aug 2026259 AMAQI
15th Aug 20262710 AMAQI
15th Aug 20262311 AMAQI
15th Aug 20263812 PMAQI
15th Aug 2026381 PMAQI
15th Aug 2026322 PMAQI
15th Aug 2026343 PMAQI
15th Aug 2026254 PMAQI
15th Aug 2026215 PMAQI
15th Aug 2026276 PMAQI
15th Aug 2026277 PMAQI
15th Aug 2026258 PMAQI
15th Aug 2026259 PMAQI
15th Aug 20262710 PMAQI
15th Aug 20262511 PMAQI
16th Aug 20262512 AMAQI
16th Aug 2026251 AMAQI
16th Aug 2026232 AMAQI
16th Aug 2026213 AMAQI

21°C19/22°C

16th Aug 2026254 AMAQI
16th Aug 2026235 AMAQI
16th Aug 2026236 AMAQI
16th Aug 2026237 AMAQI
16th Aug 2026258 AMAQI
16th Aug 2026259 AMAQI
16th Aug 20262910 AMAQI
16th Aug 20263311 AMAQI
16th Aug 20263112 PMAQI
16th Aug 2026311 PMAQI
16th Aug 2026292 PMAQI
16th Aug 2026253 PMAQI
16th Aug 2026254 PMAQI
16th Aug 2026275 PMAQI
16th Aug 2026256 PMAQI
16th Aug 2026277 PMAQI
16th Aug 2026278 PMAQI
16th Aug 2026279 PMAQI
16th Aug 20262710 PMAQI
16th Aug 20262911 PMAQI
17th Aug 20262912 AMAQI
17th Aug 2026311 AMAQI
17th Aug 2026312 AMAQI
17th Aug 2026293 AMAQI

21°C19/23°C

17th Aug 2026274 AMAQI
17th Aug 2026235 AMAQI
17th Aug 2026236 AMAQI
17th Aug 2026257 AMAQI
17th Aug 2026238 AMAQI
17th Aug 2026239 AMAQI
17th Aug 20262310 AMAQI
17th Aug 20262111 AMAQI
17th Aug 20262312 PMAQI
17th Aug 2026251 PMAQI
17th Aug 2026292 PMAQI
17th Aug 2026273 PMAQI
17th Aug 2026234 PMAQI
17th Aug 2026235 PMAQI
17th Aug 2026256 PMAQI
17th Aug 2026297 PMAQI
17th Aug 2026238 PMAQI
17th Aug 2026239 PMAQI
17th Aug 20263110 PMAQI
17th Aug 20262711 PMAQI
18th Aug 20262512 AMAQI
18th Aug 2026251 AMAQI
18th Aug 2026292 AMAQI
18th Aug 2026273 AMAQI

12°C11/12°C

18th Aug 2026254 AMAQI
4 AM
18th Aug 2026275 AMAQI
18th Aug 2026296 AMAQI
18th Aug 2026277 AMAQI
18th Aug 2026278 AMAQI
18th Aug 2026299 AMAQI
18th Aug 20262910 AMAQI
18th Aug 20262911 AMAQI
11 AM
18th Aug 20262912 PMAQI
18th Aug 2026291 PMAQI
18th Aug 2026212 PMAQI
18th Aug 2026273 PMAQI
18th Aug 2026324 PMAQI
18th Aug 2026325 PMAQI
18th Aug 2026256 PMAQI
6 PM
18th Aug 2026277 PMAQI
18th Aug 2026278 PMAQI
18th Aug 2026259 PMAQI
18th Aug 20262510 PMAQI
18th Aug 20262711 PMAQI
11 PM
3 AM

21°C21/22°C

Day time
Avg. Highest Time
1 PM

29AQI

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

24AQI

1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 1 PM to 1 PM (Avg. 29), while the lowest AQI was between 8 AM to 8 AM (Avg. 24).
Night time
Avg. Highest Time
7 PM

28AQI

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

25AQI

1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 7 PM to 7 PM (Avg. 28), while the lowest AQI was between 1 AM to 1 AM (Avg. 25).

2026 Days Vs Air Quality

Gozensuicha, Muroran, Hokkaido, Japan

2026

86%

198

14%

32

Total number of days with different AQI categories in last 230 days in 2026 (135 days remaining)

Good
198 Days
Moderate
32 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 230 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

Gozensuicha, Muroran, Hokkaido, 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
21AQI (US)
2nd January 2026
19AQI (US)
3rd January 2026
15AQI (US)
4th January 2026
24AQI (US)
5th January 2026
28AQI (US)
6th January 2026
23AQI (US)
7th January 2026
23AQI (US)
8th January 2026
27AQI (US)
9th January 2026
23AQI (US)
10th January 2026
25AQI (US)
11th January 2026
28AQI (US)
12th January 2026
18AQI (US)
13th January 2026
25AQI (US)
14th January 2026
31AQI (US)
15th January 2026
28AQI (US)
16th January 2026
32AQI (US)
17th January 2026
29AQI (US)
18th January 2026
27AQI (US)
19th January 2026
22AQI (US)
20th January 2026
30AQI (US)
21st January 2026
20AQI (US)
22nd January 2026
20AQI (US)
23rd January 2026
35AQI (US)
24th January 2026
32AQI (US)
25th January 2026
41AQI (US)
26th January 2026
38AQI (US)
27th January 2026
31AQI (US)
28th January 2026
27AQI (US)
29th January 2026
27AQI (US)
30th January 2026
37AQI (US)
31st January 2026
43AQI (US)
1st February 2026
31AQI (US)
2nd February 2026
35AQI (US)
3rd February 2026
27AQI (US)
4th February 2026
39AQI (US)
5th February 2026
31AQI (US)
6th February 2026
32AQI (US)
7th February 2026
21AQI (US)
8th February 2026
21AQI (US)
9th February 2026
42AQI (US)
10th February 2026
48AQI (US)
11th February 2026
64AQI (US)
12th February 2026
23AQI (US)
13th February 2026
17AQI (US)
14th February 2026
64AQI (US)
15th February 2026
52AQI (US)
16th February 2026
30AQI (US)
17th February 2026
21AQI (US)
18th February 2026
18AQI (US)
19th February 2026
32AQI (US)
20th February 2026
32AQI (US)
21st February 2026
45AQI (US)
22nd February 2026
41AQI (US)
23rd February 2026
39AQI (US)
24th February 2026
24AQI (US)
25th February 2026
32AQI (US)
26th February 2026
34AQI (US)
27th February 2026
31AQI (US)
28th February 2026
45AQI (US)
1st March 2026
40AQI (US)
2nd March 2026
88AQI (US)
3rd March 2026
51AQI (US)
4th March 2026
67AQI (US)
5th March 2026
66AQI (US)
6th March 2026
55AQI (US)
7th March 2026
50AQI (US)
8th March 2026
56AQI (US)
9th March 2026
49AQI (US)
10th March 2026
55AQI (US)
11th March 2026
55AQI (US)
12th March 2026
69AQI (US)
13th March 2026
48AQI (US)
14th March 2026
48AQI (US)
15th March 2026
64AQI (US)
16th March 2026
43AQI (US)
17th March 2026
38AQI (US)
18th March 2026
48AQI (US)
19th March 2026
45AQI (US)
20th March 2026
36AQI (US)
21st March 2026
39AQI (US)
22nd March 2026
48AQI (US)
23rd March 2026
58AQI (US)
24th March 2026
58AQI (US)
25th March 2026
44AQI (US)
26th March 2026
27AQI (US)
27th March 2026
20AQI (US)
28th March 2026
49AQI (US)
29th March 2026
66AQI (US)
30th March 2026
71AQI (US)
31st March 2026
79AQI (US)
1st April 2026
35AQI (US)
2nd April 2026
29AQI (US)
3rd April 2026
50AQI (US)
4th April 2026
57AQI (US)
5th April 2026
27AQI (US)
6th April 2026
19AQI (US)
7th April 2026
24AQI (US)
8th April 2026
24AQI (US)
9th April 2026
38AQI (US)
10th April 2026
52AQI (US)
11th April 2026
35AQI (US)
12th April 2026
26AQI (US)
13th April 2026
30AQI (US)
14th April 2026
37AQI (US)
15th April 2026
40AQI (US)
16th April 2026
37AQI (US)
17th April 2026
41AQI (US)
18th April 2026
38AQI (US)
19th April 2026
40AQI (US)
20th April 2026
36AQI (US)
21st April 2026
49AQI (US)
22nd April 2026
47AQI (US)
23rd April 2026
14AQI (US)
24th April 2026
20AQI (US)
25th April 2026
52AQI (US)
26th April 2026
49AQI (US)
27th April 2026
34AQI (US)
28th April 2026
14AQI (US)
29th April 2026
17AQI (US)
30th April 2026
38AQI (US)
1st May 2026
40AQI (US)
2nd May 2026
43AQI (US)
3rd May 2026
44AQI (US)
4th May 2026
33AQI (US)
5th May 2026
18AQI (US)
6th May 2026
30AQI (US)
7th May 2026
29AQI (US)
8th May 2026
26AQI (US)
9th May 2026
20AQI (US)
10th May 2026
31AQI (US)
11th May 2026
28AQI (US)
12th May 2026
36AQI (US)
13th May 2026
41AQI (US)
14th May 2026
33AQI (US)
15th May 2026
34AQI (US)
16th May 2026
78AQI (US)
17th May 2026
68AQI (US)
18th May 2026
56AQI (US)
19th May 2026
54AQI (US)
20th May 2026
63AQI (US)
21st May 2026
65AQI (US)
22nd May 2026
75AQI (US)
23rd May 2026
70AQI (US)
24th May 2026
71AQI (US)
25th May 2026
65AQI (US)
26th May 2026
46AQI (US)
27th May 2026
35AQI (US)
28th May 2026
9AQI (US)
29th May 2026
15AQI (US)
30th May 2026
23AQI (US)
31st May 2026
26AQI (US)
1st June 2026
33AQI (US)
2nd June 2026
56AQI (US)
3rd June 2026
47AQI (US)
4th June 2026
20AQI (US)
5th June 2026
23AQI (US)
6th June 2026
22AQI (US)
7th June 2026
20AQI (US)
8th June 2026
20AQI (US)
9th June 2026
22AQI (US)
10th June 2026
21AQI (US)
11th June 2026
23AQI (US)
12th June 2026
21AQI (US)
13th June 2026
24AQI (US)
14th June 2026
23AQI (US)
15th June 2026
23AQI (US)
16th June 2026
37AQI (US)
17th June 2026
25AQI (US)
18th June 2026
20AQI (US)
19th June 2026
10AQI (US)
20th June 2026
18AQI (US)
21st June 2026
19AQI (US)
22nd June 2026
19AQI (US)
23rd June 2026
22AQI (US)
24th June 2026
21AQI (US)
25th June 2026
26AQI (US)
26th June 2026
27AQI (US)
27th June 2026
26AQI (US)
28th June 2026
27AQI (US)
29th June 2026
25AQI (US)
30th June 2026
22AQI (US)
1st July 2026
27AQI (US)
2nd July 2026
18AQI (US)
3rd July 2026
22AQI (US)
4th July 2026
23AQI (US)
5th July 2026
22AQI (US)
6th July 2026
22AQI (US)
7th July 2026
22AQI (US)
8th July 2026
19AQI (US)
9th July 2026
17AQI (US)
10th July 2026
26AQI (US)
11th July 2026
30AQI (US)
12th July 2026
27AQI (US)
13th July 2026
23AQI (US)
14th July 2026
26AQI (US)
15th July 2026
25AQI (US)
16th July 2026
21AQI (US)
17th July 2026
27AQI (US)
18th July 2026
30AQI (US)
19th July 2026
25AQI (US)
20th July 2026
28AQI (US)
21st July 2026
24AQI (US)
22nd July 2026
27AQI (US)
23rd July 2026
24AQI (US)
24th July 2026
27AQI (US)
25th July 2026
25AQI (US)
26th July 2026
25AQI (US)
27th July 2026
26AQI (US)
28th July 2026
29AQI (US)
29th July 2026
27AQI (US)
30th July 2026
25AQI (US)
31st July 2026
25AQI (US)
1st August 2026
26AQI (US)
2nd August 2026
22AQI (US)
3rd August 2026
26AQI (US)
4th August 2026
25AQI (US)
5th August 2026
25AQI (US)
6th August 2026
24AQI (US)
7th August 2026
25AQI (US)
8th August 2026
25AQI (US)
9th August 2026
24AQI (US)
10th August 2026
25AQI (US)
11th August 2026
24AQI (US)
12th August 2026
34AQI (US)
13th August 2026
30AQI (US)
14th August 2026
27AQI (US)
15th August 2026
26AQI (US)
16th August 2026
26AQI (US)
17th August 2026
26AQI (US)
18th August 2026
27AQI (US)
19th August 2026
20th August 2026
21st August 2026
22nd August 2026
23rd August 2026
24th August 2026
25th August 2026
26th August 2026
27th August 2026
28th August 2026
29th August 2026
30th August 2026
31st August 2026
1st September 2026
2nd September 2026
3rd September 2026
4th September 2026
5th September 2026
6th September 2026
7th September 2026
8th September 2026
9th September 2026
10th September 2026
11th September 2026
12th September 2026
13th September 2026
14th September 2026
15th September 2026
16th September 2026
17th September 2026
18th September 2026
19th September 2026
20th September 2026
21st September 2026
22nd September 2026
23rd September 2026
24th September 2026
25th September 2026
26th September 2026
27th September 2026
28th September 2026
29th September 2026
30th September 2026
1st October 2026
2nd October 2026
3rd October 2026
4th October 2026
5th October 2026
6th October 2026
7th October 2026
8th October 2026
9th October 2026
10th October 2026
11th October 2026
12th October 2026
13th October 2026
14th October 2026
15th October 2026
16th October 2026
17th October 2026
18th October 2026
19th October 2026
20th October 2026
21st October 2026
22nd October 2026
23rd October 2026
24th October 2026
25th October 2026
26th October 2026
27th October 2026
28th October 2026
29th October 2026
30th October 2026
31st October 2026
1st November 2026
2nd November 2026
3rd November 2026
4th November 2026
5th November 2026
6th November 2026
7th November 2026
8th November 2026
9th November 2026
10th November 2026
11th November 2026
12th November 2026
13th November 2026
14th November 2026
15th November 2026
16th November 2026
17th November 2026
18th November 2026
19th November 2026
20th November 2026
21st November 2026
22nd November 2026
23rd November 2026
24th November 2026
25th November 2026
26th November 2026
27th November 2026
28th November 2026
29th November 2026
30th November 2026
1st December 2026
2nd December 2026
3rd December 2026
4th December 2026
5th December 2026
6th December 2026
7th December 2026
8th December 2026
9th December 2026
10th December 2026
11th December 2026
12th December 2026
13th December 2026
14th December 2026
15th December 2026
16th December 2026
17th December 2026
18th December 2026
19th December 2026
20th December 2026
21st December 2026
22nd December 2026
23rd December 2026
24th December 2026
25th December 2026
26th December 2026
27th December 2026
28th December 2026
29th December 2026
30th December 2026
31st December 2026

27AQI (US)

35AQI (US)

53AQI (US)

35AQI (US)

42AQI (US)

25AQI (US)

25AQI (US)

26AQI (US)

No. of days

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

202634AQI (US)

31
25
3
16
15
27
3
21
10
29
1
31
18
198
32

Highest AQI (US) recorded in

March

53AQI (US)

Lowest AQI (US) recorded in

July

25AQI (US)

202535AQI (US)

31
28
30
1
30
30
1
29
1
31
31
30
25
6
24
6
31
350
15

Highest AQI (US) recorded in

October

43AQI (US)

Lowest AQI (US) recorded in

December

28AQI (US)

202435AQI (US)

29
1
26
3
29
2
26
4
23
8
26
4
21
10
31
29
1
30
1
29
1
31
330
35

Highest AQI (US) recorded in

July

45AQI (US)

Lowest AQI (US) recorded in

December

26AQI (US)

202341AQI (US)

29
1
25
3
18
13
20
10
23
8
27
3
25
6
29
26
1
3
31
25
2
31
309
47
3

Highest AQI (US) recorded in

March

52AQI (US)

Lowest AQI (US) recorded in

December

29AQI (US)

202237AQI (US)

16
2
24
1
2
25
4
25
3
27
2
30
1
149
13

Highest AQI (US) recorded in

June

39AQI (US)

Lowest AQI (US) recorded in

August

31AQI (US)

202029AQI (US)

11
2
20
1
18
29
1
31
30
19
30
25
3
14
227
7

Highest AQI (US) recorded in

March

39AQI (US)

Lowest AQI (US) recorded in

July

25AQI (US)

Most & Least Polluted Years Over the Last 6 Years

Most Polluted Year Recorded
2023(Avg.)
41AQI (US)
Least Polluted Year Recorded
2020(Avg.)
29AQI (US)

Gozensuicha's annual 2026 AQI (US) (34) shows an average percentage change of -2.7% (improved AQI (US)) compared to previous years: 2020 (29), 2022 (37), 2023 (41), 2024 (35), 2025 (35).