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HistoryAQIPM₂.₅PM₁₀COSO₂NO₂O₃

Uwajima, Ehime, 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

Uwajima, Ehime, Japan

2022
2023
2024
2025
2026
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
16th Oct 2025
72AQI
Lowest AQI recorded on
28th Oct 2024
10AQI

Same Day Analysis (1st October):
On this day, AQI across the 5 years varied significantly: 2026 ranks the most lowest AQI at 24 of Good air quality, showing improvement over 2025, 2024, 2023 and 2022 on the same day.

Day & Night AQI Trend: 30th Sep - 1st Oct 2026

Uwajima, Ehime, Japan

AQI
Day
Night
.

5 AM30th Sep 2026

6 PM

4 AM1st Oct 2026

Day time
Avg. Highest Time
12PM30th Sep

52AQI

Avg. Lowest Time
5PM30th Sep

25AQI

Night time
Avg. Highest Time
5AM30th Sep

36AQI

Avg. Lowest Time
3AM1st Oct

21AQI

In the last 24 hours,

Uwajima's AQI reached its highest point of 52 at 12 PM during the Day, while the lowest point, 21, was recorded at 3 AM during the Night between 30th Sep and 1st Oct 2026.

Day & Night AQI Trend : Sep - Oct 2026

Uwajima, Ehime, Japan

SepOct
02nd - 03rd03rd - 04th04th - 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 - 01st01st
Day
Night
2nd Sep 202675 AMAQI
2nd Sep 2026236 AMAQI
2nd Sep 2026187 AMAQI
2nd Sep 2026108 AMAQI
2nd Sep 2026109 AMAQI
2nd Sep 20262110 AMAQI
2nd Sep 20262911 AMAQI
2nd Sep 20262912 PMAQI
2nd Sep 2026251 PMAQI
2nd Sep 2026212 PMAQI
2nd Sep 2026293 PMAQI
2nd Sep 2026254 PMAQI
2nd Sep 2026255 PMAQI
2nd Sep 2026336 PMAQI
2nd Sep 2026297 PMAQI
2nd Sep 2026348 PMAQI
2nd Sep 2026339 PMAQI
2nd Sep 20262510 PMAQI
2nd Sep 20263311 PMAQI
3rd Sep 20262112 AMAQI
3rd Sep 2026331 AMAQI
3rd Sep 2026292 AMAQI
3rd Sep 2026293 AMAQI
3rd Sep 2026294 AMAQI

26°C24/28°C

3rd Sep 2026295 AMAQI
3rd Sep 2026256 AMAQI
3rd Sep 2026257 AMAQI
3rd Sep 2026258 AMAQI
3rd Sep 2026259 AMAQI
3rd Sep 20262510 AMAQI
3rd Sep 20262511 AMAQI
3rd Sep 20262512 PMAQI
3rd Sep 2026271 PMAQI
3rd Sep 2026252 PMAQI
3rd Sep 2026253 PMAQI
3rd Sep 2026254 PMAQI
3rd Sep 2026255 PMAQI
3rd Sep 2026216 PMAQI
3rd Sep 2026217 PMAQI
3rd Sep 2026258 PMAQI
3rd Sep 2026299 PMAQI
3rd Sep 20262510 PMAQI
3rd Sep 20262111 PMAQI
4th Sep 20262512 AMAQI
4th Sep 2026251 AMAQI
4th Sep 2026252 AMAQI
4th Sep 2026253 AMAQI
4th Sep 2026214 AMAQI

24°C23/26°C

4th Sep 2026215 AMAQI
4th Sep 2026236 AMAQI
4th Sep 2026297 AMAQI
4th Sep 2026348 AMAQI
4th Sep 2026319 AMAQI
4th Sep 20263310 AMAQI
4th Sep 20262511 AMAQI
4th Sep 20262512 PMAQI
4th Sep 2026251 PMAQI
4th Sep 2026212 PMAQI
4th Sep 2026233 PMAQI
4th Sep 2026254 PMAQI
4th Sep 2026215 PMAQI
4th Sep 2026236 PMAQI
4th Sep 2026277 PMAQI
4th Sep 2026258 PMAQI
4th Sep 2026269 PMAQI
4th Sep 20264910 PMAQI
4th Sep 20265911 PMAQI
5th Sep 20263112 AMAQI
5th Sep 2026291 AMAQI
5th Sep 2026292 AMAQI
5th Sep 2026493 AMAQI
5th Sep 2026544 AMAQI

22°C20/24°C

5th Sep 2026255 AMAQI
5th Sep 2026296 AMAQI
5th Sep 2026347 AMAQI
5th Sep 2026258 AMAQI
5th Sep 2026299 AMAQI
5th Sep 20262510 AMAQI
5th Sep 20262511 AMAQI
5th Sep 20262112 PMAQI
5th Sep 2026591 PMAQI
5th Sep 2026252 PMAQI
5th Sep 2026253 PMAQI
5th Sep 2026214 PMAQI
5th Sep 2026255 PMAQI
5th Sep 2026236 PMAQI
5th Sep 2026237 PMAQI
5th Sep 2026258 PMAQI
5th Sep 2026259 PMAQI
5th Sep 20262510 PMAQI
5th Sep 20262911 PMAQI
6th Sep 20262512 AMAQI
6th Sep 2026251 AMAQI
6th Sep 2026252 AMAQI
6th Sep 2026213 AMAQI
6th Sep 2026254 AMAQI

22°C20/24°C

6th Sep 2026255 AMAQI
6th Sep 2026216 AMAQI
6th Sep 2026257 AMAQI
6th Sep 2026258 AMAQI
6th Sep 2026259 AMAQI
6th Sep 20262510 AMAQI
6th Sep 20262511 AMAQI
6th Sep 20262512 PMAQI
6th Sep 2026251 PMAQI
6th Sep 2026212 PMAQI
6th Sep 2026233 PMAQI
6th Sep 2026214 PMAQI
6th Sep 2026235 PMAQI
6th Sep 2026216 PMAQI
6th Sep 2026217 PMAQI
6th Sep 2026258 PMAQI
6th Sep 2026219 PMAQI
6th Sep 20262110 PMAQI
6th Sep 20262111 PMAQI
7th Sep 20262312 AMAQI
7th Sep 2026211 AMAQI
7th Sep 2026232 AMAQI
7th Sep 2026233 AMAQI
7th Sep 2026234 AMAQI

23°C22/25°C

7th Sep 2026255 AMAQI
7th Sep 2026216 AMAQI
7th Sep 2026257 AMAQI
7th Sep 2026238 AMAQI
7th Sep 2026259 AMAQI
7th Sep 20262510 AMAQI
7th Sep 20262111 AMAQI
7th Sep 20262512 PMAQI
7th Sep 2026251 PMAQI
7th Sep 2026252 PMAQI
7th Sep 2026213 PMAQI
7th Sep 2026254 PMAQI
7th Sep 2026255 PMAQI
7th Sep 2026256 PMAQI
7th Sep 2026257 PMAQI
7th Sep 2026258 PMAQI
7th Sep 2026259 PMAQI
7th Sep 20262510 PMAQI
7th Sep 20262911 PMAQI
8th Sep 20262512 AMAQI
8th Sep 2026251 AMAQI
8th Sep 2026252 AMAQI
8th Sep 2026253 AMAQI
8th Sep 2026254 AMAQI

25°C23/27°C

8th Sep 2026215 AMAQI
8th Sep 2026256 AMAQI
8th Sep 2026257 AMAQI
8th Sep 2026258 AMAQI
8th Sep 2026219 AMAQI
8th Sep 20262110 AMAQI
8th Sep 20264711 AMAQI
8th Sep 20266912 PMAQI
8th Sep 2026251 PMAQI
8th Sep 2026232 PMAQI
8th Sep 2026233 PMAQI
8th Sep 2026254 PMAQI
8th Sep 2026255 PMAQI
8th Sep 2026256 PMAQI
8th Sep 2026257 PMAQI
8th Sep 2026258 PMAQI
8th Sep 2026259 PMAQI
8th Sep 20262510 PMAQI
8th Sep 20262511 PMAQI
9th Sep 20262112 AMAQI
9th Sep 2026211 AMAQI
9th Sep 2026252 AMAQI
9th Sep 2026253 AMAQI
9th Sep 2026294 AMAQI

25°C24/26°C

9th Sep 2026255 AMAQI
9th Sep 2026256 AMAQI
9th Sep 2026407 AMAQI
9th Sep 2026368 AMAQI
9th Sep 2026339 AMAQI
9th Sep 20262510 AMAQI
9th Sep 20262511 AMAQI
9th Sep 20262512 PMAQI
9th Sep 2026291 PMAQI
9th Sep 2026272 PMAQI
9th Sep 2026253 PMAQI
9th Sep 2026294 PMAQI
9th Sep 2026255 PMAQI
9th Sep 2026256 PMAQI
9th Sep 2026277 PMAQI
9th Sep 2026258 PMAQI
9th Sep 2026259 PMAQI
9th Sep 20262510 PMAQI
9th Sep 20262711 PMAQI
10th Sep 20262512 AMAQI
10th Sep 2026231 AMAQI
10th Sep 2026252 AMAQI
10th Sep 2026253 AMAQI
10th Sep 2026254 AMAQI

24°C23/27°C

10th Sep 2026255 AMAQI
10th Sep 2026256 AMAQI
10th Sep 2026237 AMAQI
10th Sep 2026218 AMAQI
10th Sep 2026239 AMAQI
10th Sep 20262510 AMAQI
10th Sep 20262311 AMAQI
10th Sep 20262112 PMAQI
10th Sep 2026211 PMAQI
10th Sep 2026212 PMAQI
10th Sep 2026213 PMAQI
10th Sep 2026214 PMAQI
10th Sep 2026215 PMAQI
10th Sep 2026216 PMAQI
10th Sep 2026257 PMAQI
10th Sep 2026238 PMAQI
10th Sep 2026259 PMAQI
10th Sep 20262510 PMAQI
10th Sep 20262511 PMAQI
11th Sep 20262512 AMAQI
11th Sep 2026251 AMAQI
11th Sep 2026252 AMAQI
11th Sep 2026253 AMAQI
11th Sep 2026254 AMAQI

22°C22/22°C

11th Sep 2026465 AMAQI
11th Sep 2026216 AMAQI
11th Sep 2026217 AMAQI
11th Sep 2026258 AMAQI
11th Sep 2026299 AMAQI
11th Sep 20262510 AMAQI
11th Sep 20263311 AMAQI
11th Sep 20262512 PMAQI
11th Sep 2026251 PMAQI
11th Sep 2026252 PMAQI
11th Sep 2026253 PMAQI
11th Sep 2026274 PMAQI
11th Sep 2026295 PMAQI
11th Sep 2026216 PMAQI
11th Sep 2026217 PMAQI
11th Sep 2026308 PMAQI
11th Sep 2026219 PMAQI
11th Sep 20263010 PMAQI
11th Sep 20262311 PMAQI
12th Sep 20262112 AMAQI
12th Sep 2026211 AMAQI
12th Sep 2026232 AMAQI
12th Sep 2026213 AMAQI
12th Sep 2026214 AMAQI

24°C22/26°C

12th Sep 2026255 AMAQI
12th Sep 2026216 AMAQI
12th Sep 2026257 AMAQI
12th Sep 2026258 AMAQI
12th Sep 2026259 AMAQI
12th Sep 20262510 AMAQI
12th Sep 20262511 AMAQI
12th Sep 20262512 PMAQI
12th Sep 2026271 PMAQI
12th Sep 2026312 PMAQI
12th Sep 2026313 PMAQI
12th Sep 2026294 PMAQI
12th Sep 2026315 PMAQI
12th Sep 2026316 PMAQI
12th Sep 2026337 PMAQI
12th Sep 2026338 PMAQI
12th Sep 2026319 PMAQI
12th Sep 20263310 PMAQI
12th Sep 20263611 PMAQI
13th Sep 20263112 AMAQI
13th Sep 2026381 AMAQI
13th Sep 2026332 AMAQI
13th Sep 2026333 AMAQI
13th Sep 2026364 AMAQI

24°C23/26°C

13th Sep 2026336 AMAQI
13th Sep 2026337 AMAQI
13th Sep 2026338 AMAQI
13th Sep 2026339 AMAQI
13th Sep 20263110 AMAQI
13th Sep 20263111 AMAQI
13th Sep 20263312 PMAQI
13th Sep 2026291 PMAQI
13th Sep 2026312 PMAQI
13th Sep 2026293 PMAQI
13th Sep 2026274 PMAQI
13th Sep 2026275 PMAQI
13th Sep 2026276 PMAQI
13th Sep 2026257 PMAQI
13th Sep 2026258 PMAQI
13th Sep 2026239 PMAQI
13th Sep 20262110 PMAQI
13th Sep 20262111 PMAQI
14th Sep 20262712 AMAQI
14th Sep 2026251 AMAQI
14th Sep 2026252 AMAQI
14th Sep 2026233 AMAQI
14th Sep 2026254 AMAQI

25°C24/27°C

14th Sep 2026295 AMAQI
14th Sep 2026296 AMAQI
14th Sep 2026297 AMAQI
14th Sep 2026218 AMAQI
14th Sep 2026259 AMAQI
14th Sep 20262510 AMAQI
14th Sep 20263311 AMAQI
14th Sep 20262912 PMAQI
14th Sep 2026251 PMAQI
14th Sep 2026332 PMAQI
14th Sep 2026273 PMAQI
14th Sep 2026294 PMAQI
14th Sep 2026295 PMAQI
14th Sep 2026296 PMAQI
14th Sep 2026257 PMAQI
14th Sep 2026258 PMAQI
14th Sep 2026259 PMAQI
14th Sep 20262510 PMAQI
14th Sep 20262511 PMAQI
15th Sep 20262512 AMAQI
15th Sep 2026251 AMAQI
15th Sep 2026212 AMAQI
15th Sep 2026253 AMAQI
15th Sep 2026214 AMAQI

25°C24/27°C

15th Sep 2026255 AMAQI
15th Sep 2026216 AMAQI
15th Sep 2026217 AMAQI
15th Sep 2026218 AMAQI
15th Sep 2026219 AMAQI
15th Sep 20262510 AMAQI
15th Sep 20262911 AMAQI
15th Sep 20262912 PMAQI
15th Sep 2026291 PMAQI
15th Sep 2026422 PMAQI
15th Sep 2026503 PMAQI
15th Sep 2026364 PMAQI
15th Sep 2026215 PMAQI
15th Sep 2026366 PMAQI
15th Sep 2026307 PMAQI
15th Sep 2026218 PMAQI
15th Sep 2026339 PMAQI
15th Sep 20262910 PMAQI
15th Sep 20262911 PMAQI
16th Sep 20263212 AMAQI
16th Sep 2026421 AMAQI
16th Sep 2026302 AMAQI
16th Sep 2026213 AMAQI
16th Sep 2026254 AMAQI

24°C22/25°C

16th Sep 2026255 AMAQI
16th Sep 2026256 AMAQI
16th Sep 2026217 AMAQI
16th Sep 2026238 AMAQI
16th Sep 2026299 AMAQI
16th Sep 20262510 AMAQI
16th Sep 20262911 AMAQI
16th Sep 20262512 PMAQI
16th Sep 2026211 PMAQI
16th Sep 2026252 PMAQI
16th Sep 2026253 PMAQI
16th Sep 2026214 PMAQI
16th Sep 2026215 PMAQI
16th Sep 2026216 PMAQI
16th Sep 2026217 PMAQI
16th Sep 2026258 PMAQI
16th Sep 2026239 PMAQI
16th Sep 20262510 PMAQI
16th Sep 20262511 PMAQI
17th Sep 20262512 AMAQI
17th Sep 2026251 AMAQI
17th Sep 2026252 AMAQI
17th Sep 2026253 AMAQI
17th Sep 2026254 AMAQI

23°C22/24°C

17th Sep 2026255 AMAQI
17th Sep 2026216 AMAQI
17th Sep 2026257 AMAQI
17th Sep 2026258 AMAQI
17th Sep 2026259 AMAQI
17th Sep 20262510 AMAQI
17th Sep 20262511 AMAQI
17th Sep 20263812 PMAQI
17th Sep 2026331 PMAQI
17th Sep 2026422 PMAQI
17th Sep 2026293 PMAQI
17th Sep 2026334 PMAQI
17th Sep 2026335 PMAQI
17th Sep 2026256 PMAQI
17th Sep 2026297 PMAQI
17th Sep 2026258 PMAQI
17th Sep 2026259 PMAQI
17th Sep 20262510 PMAQI
17th Sep 20262511 PMAQI
18th Sep 20262912 AMAQI
18th Sep 2026251 AMAQI
18th Sep 2026252 AMAQI
18th Sep 2026253 AMAQI
18th Sep 2026254 AMAQI

23°C22/25°C

18th Sep 2026255 AMAQI
18th Sep 2026296 AMAQI
18th Sep 2026257 AMAQI
18th Sep 2026258 AMAQI
18th Sep 2026259 AMAQI
18th Sep 20262510 AMAQI
18th Sep 20262911 AMAQI
18th Sep 20262912 PMAQI
18th Sep 2026251 PMAQI
18th Sep 2026292 PMAQI
18th Sep 2026383 PMAQI
18th Sep 2026294 PMAQI
18th Sep 2026335 PMAQI
18th Sep 2026296 PMAQI
18th Sep 2026257 PMAQI
18th Sep 2026218 PMAQI
18th Sep 2026259 PMAQI
18th Sep 20262510 PMAQI
18th Sep 20262511 PMAQI
19th Sep 20262512 AMAQI
19th Sep 2026251 AMAQI
19th Sep 2026252 AMAQI
19th Sep 2026253 AMAQI
19th Sep 2026294 AMAQI

23°C22/25°C

19th Sep 2026255 AMAQI
19th Sep 2026256 AMAQI
19th Sep 2026217 AMAQI
19th Sep 2026218 AMAQI
19th Sep 2026259 AMAQI
19th Sep 20262510 AMAQI
19th Sep 20262511 AMAQI
19th Sep 20262512 PMAQI
19th Sep 2026251 PMAQI
19th Sep 2026382 PMAQI
19th Sep 2026463 PMAQI
19th Sep 2026274 PMAQI
19th Sep 2026325 PMAQI
19th Sep 2026296 PMAQI
19th Sep 2026217 PMAQI
19th Sep 2026218 PMAQI
19th Sep 2026239 PMAQI
19th Sep 20262510 PMAQI
19th Sep 20262311 PMAQI
20th Sep 20262312 AMAQI
20th Sep 2026251 AMAQI
20th Sep 2026212 AMAQI
20th Sep 2026233 AMAQI
20th Sep 2026234 AMAQI

24°C22/26°C

20th Sep 2026255 AMAQI
20th Sep 2026256 AMAQI
20th Sep 2026257 AMAQI
20th Sep 2026258 AMAQI
20th Sep 2026259 AMAQI
20th Sep 20262510 AMAQI
20th Sep 20262511 AMAQI
20th Sep 20262512 PMAQI
20th Sep 2026251 PMAQI
20th Sep 2026252 PMAQI
20th Sep 2026213 PMAQI
20th Sep 2026254 PMAQI
20th Sep 2026215 PMAQI
20th Sep 2026236 PMAQI
20th Sep 2026217 PMAQI
20th Sep 2026218 PMAQI
20th Sep 2026259 PMAQI
20th Sep 20262110 PMAQI
20th Sep 20262511 PMAQI
21st Sep 20262112 AMAQI
21st Sep 2026251 AMAQI
21st Sep 2026232 AMAQI
21st Sep 2026253 AMAQI
21st Sep 2026214 AMAQI

24°C22/28°C

21st Sep 2026215 AMAQI
21st Sep 2026216 AMAQI
21st Sep 2026257 AMAQI
21st Sep 2026238 AMAQI
21st Sep 2026259 AMAQI
21st Sep 20262510 AMAQI
21st Sep 20262111 AMAQI
21st Sep 20262912 PMAQI
21st Sep 2026211 PMAQI
21st Sep 2026272 PMAQI
21st Sep 2026253 PMAQI
21st Sep 2026214 PMAQI
21st Sep 2026255 PMAQI
21st Sep 2026256 PMAQI
21st Sep 2026257 PMAQI
21st Sep 2026258 PMAQI
21st Sep 2026259 PMAQI
21st Sep 20262910 PMAQI
21st Sep 20262911 PMAQI
22nd Sep 20262912 AMAQI
22nd Sep 2026291 AMAQI
22nd Sep 2026422 AMAQI
22nd Sep 2026553 AMAQI
22nd Sep 2026534 AMAQI

23°C21/25°C

22nd Sep 2026425 AMAQI
22nd Sep 2026406 AMAQI
22nd Sep 2026297 AMAQI
22nd Sep 2026298 AMAQI
22nd Sep 2026299 AMAQI
22nd Sep 20262910 AMAQI
22nd Sep 20262511 AMAQI
22nd Sep 20262512 PMAQI
22nd Sep 2026251 PMAQI
22nd Sep 2026212 PMAQI
22nd Sep 2026253 PMAQI
22nd Sep 2026384 PMAQI
22nd Sep 2026295 PMAQI
22nd Sep 2026256 PMAQI
22nd Sep 2026367 PMAQI
22nd Sep 2026298 PMAQI
22nd Sep 2026319 PMAQI
22nd Sep 20262510 PMAQI
22nd Sep 20263311 PMAQI
23rd Sep 20263812 AMAQI
23rd Sep 2026311 AMAQI
23rd Sep 2026312 AMAQI
23rd Sep 2026273 AMAQI
23rd Sep 2026254 AMAQI

23°C18/27°C

23rd Sep 2026295 AMAQI
23rd Sep 2026296 AMAQI
23rd Sep 2026257 AMAQI
23rd Sep 2026258 AMAQI
23rd Sep 2026299 AMAQI
23rd Sep 20263810 AMAQI
23rd Sep 20263111 AMAQI
23rd Sep 20262712 PMAQI
23rd Sep 2026331 PMAQI
23rd Sep 2026292 PMAQI
23rd Sep 2026293 PMAQI
23rd Sep 2026404 PMAQI
23rd Sep 2026365 PMAQI
23rd Sep 2026256 PMAQI
23rd Sep 2026367 PMAQI
23rd Sep 2026408 PMAQI
23rd Sep 2026299 PMAQI
23rd Sep 20263810 PMAQI
23rd Sep 20264211 PMAQI
24th Sep 20262912 AMAQI
24th Sep 2026291 AMAQI
24th Sep 2026292 AMAQI
24th Sep 2026293 AMAQI
24th Sep 2026274 AMAQI

22°C20/24°C

24th Sep 2026275 AMAQI
24th Sep 2026256 AMAQI
24th Sep 2026297 AMAQI
24th Sep 2026298 AMAQI
24th Sep 2026319 AMAQI
24th Sep 20263110 AMAQI
24th Sep 20262511 AMAQI
24th Sep 20262912 PMAQI
24th Sep 2026401 PMAQI
24th Sep 2026442 PMAQI
24th Sep 2026423 PMAQI
24th Sep 2026534 PMAQI
24th Sep 2026515 PMAQI
24th Sep 2026386 PMAQI
24th Sep 2026277 PMAQI
24th Sep 2026258 PMAQI
24th Sep 2026259 PMAQI
24th Sep 20264810 PMAQI
24th Sep 20263811 PMAQI
25th Sep 20264212 AMAQI
25th Sep 2026291 AMAQI
25th Sep 2026292 AMAQI
25th Sep 2026293 AMAQI
25th Sep 2026254 AMAQI

23°C21/25°C

25th Sep 2026295 AMAQI
25th Sep 2026276 AMAQI
25th Sep 2026277 AMAQI
25th Sep 2026338 AMAQI
25th Sep 2026219 AMAQI
25th Sep 20262510 AMAQI
25th Sep 20262911 AMAQI
25th Sep 20263812 PMAQI
25th Sep 2026401 PMAQI
25th Sep 2026382 PMAQI
25th Sep 2026503 PMAQI
25th Sep 2026444 PMAQI
25th Sep 2026515 PMAQI
25th Sep 2026446 PMAQI
25th Sep 2026427 PMAQI
25th Sep 2026468 PMAQI
25th Sep 2026539 PMAQI
25th Sep 20264910 PMAQI
25th Sep 20264811 PMAQI
26th Sep 20264912 AMAQI
26th Sep 2026541 AMAQI
26th Sep 2026562 AMAQI
26th Sep 2026573 AMAQI
26th Sep 2026574 AMAQI

22°C20/25°C

26th Sep 2026625 AMAQI
26th Sep 2026626 AMAQI
26th Sep 2026687 AMAQI
26th Sep 2026658 AMAQI
26th Sep 2026609 AMAQI
26th Sep 20266410 AMAQI
26th Sep 20266011 AMAQI
26th Sep 20267112 PMAQI
26th Sep 2026711 PMAQI
26th Sep 2026682 PMAQI
26th Sep 2026723 PMAQI
26th Sep 2026794 PMAQI
26th Sep 2026735 PMAQI
26th Sep 2026716 PMAQI
26th Sep 2026667 PMAQI
26th Sep 2026578 PMAQI
26th Sep 2026219 PMAQI
26th Sep 20261710 PMAQI
26th Sep 20261211 PMAQI
27th Sep 20261212 AMAQI
27th Sep 2026121 AMAQI
27th Sep 202682 AMAQI
27th Sep 2026123 AMAQI
27th Sep 202684 AMAQI

22°C21/26°C

27th Sep 2026105 AMAQI
27th Sep 2026106 AMAQI
27th Sep 2026117 AMAQI
27th Sep 2026128 AMAQI
27th Sep 2026179 AMAQI
27th Sep 2026810 AMAQI
27th Sep 2026811 AMAQI
27th Sep 2026812 PMAQI
27th Sep 202691 PMAQI
27th Sep 2026102 PMAQI
27th Sep 2026103 PMAQI
27th Sep 2026214 PMAQI
27th Sep 2026165 PMAQI
27th Sep 202686 PMAQI
27th Sep 202667 PMAQI
27th Sep 202678 PMAQI
27th Sep 202689 PMAQI
27th Sep 2026810 PMAQI
27th Sep 2026811 PMAQI
28th Sep 2026712 AMAQI
28th Sep 2026251 AMAQI
28th Sep 2026252 AMAQI
28th Sep 202693 AMAQI
28th Sep 2026124 AMAQI

21°C20/23°C

28th Sep 2026105 AMAQI
28th Sep 2026106 AMAQI
28th Sep 202687 AMAQI
28th Sep 202688 AMAQI
28th Sep 202689 AMAQI
28th Sep 20262110 AMAQI
28th Sep 20261811 AMAQI
28th Sep 20262112 PMAQI
28th Sep 2026181 PMAQI
28th Sep 2026202 PMAQI
28th Sep 2026323 PMAQI
28th Sep 2026404 PMAQI
28th Sep 2026545 PMAQI
28th Sep 2026426 PMAQI
28th Sep 2026277 PMAQI
28th Sep 2026238 PMAQI
28th Sep 2026219 PMAQI
28th Sep 20262310 PMAQI
28th Sep 20262311 PMAQI
29th Sep 20262112 AMAQI
29th Sep 2026211 AMAQI
29th Sep 2026212 AMAQI
29th Sep 2026233 AMAQI
29th Sep 2026214 AMAQI

23°C21/25°C

29th Sep 2026215 AMAQI
29th Sep 2026256 AMAQI
29th Sep 2026237 AMAQI
29th Sep 2026258 AMAQI
29th Sep 2026259 AMAQI
29th Sep 20262510 AMAQI
29th Sep 20262111 AMAQI
29th Sep 20262512 PMAQI
29th Sep 2026271 PMAQI
29th Sep 2026252 PMAQI
29th Sep 2026253 PMAQI
29th Sep 2026254 PMAQI
29th Sep 2026235 PMAQI
29th Sep 2026216 PMAQI
29th Sep 2026237 PMAQI
29th Sep 2026258 PMAQI
29th Sep 2026259 PMAQI
29th Sep 20262510 PMAQI
29th Sep 20262511 PMAQI
30th Sep 20262512 AMAQI
30th Sep 2026251 AMAQI
30th Sep 2026252 AMAQI
30th Sep 2026253 AMAQI
30th Sep 2026294 AMAQI

21°C20/22°C

30th Sep 2026365 AMAQI
30th Sep 2026366 AMAQI
30th Sep 2026337 AMAQI
30th Sep 2026298 AMAQI
30th Sep 2026259 AMAQI
30th Sep 20262510 AMAQI
30th Sep 20263811 AMAQI
30th Sep 20265212 PMAQI
30th Sep 2026331 PMAQI
30th Sep 2026312 PMAQI
30th Sep 2026293 PMAQI
30th Sep 2026254 PMAQI
30th Sep 2026255 PMAQI
30th Sep 2026296 PMAQI
30th Sep 2026257 PMAQI
30th Sep 2026258 PMAQI
30th Sep 2026299 PMAQI
30th Sep 20262510 PMAQI
30th Sep 20262911 PMAQI
1st Oct 20262312 AMAQI
1st Oct 2026211 AMAQI
1st Oct 2026252 AMAQI
1st Oct 2026213 AMAQI
1st Oct 2026274 AMAQI

22°C20/24°C

1st Oct 2026215 AMAQI
5 AM
1st Oct 2026256 AMAQI
1st Oct 2026237 AMAQI
1st Oct 2026238 AMAQI
1st Oct 2026259 AMAQI
1st Oct 20262310 AMAQI
1st Oct 20262111 AMAQI
11 AM
1st Oct 20262912 PMAQI
1st Oct 2026211 PMAQI
1st Oct 2026212 PMAQI
1st Oct 2026233 PMAQI
1st Oct 2026214 PMAQI
1st Oct 2026255 PMAQI
1st Oct 2026256 PMAQI
6 PM
1st Oct 2026277 PMAQI
1st Oct 2026258 PMAQI
1st Oct 2026259 PMAQI
1st Oct 20262510 PMAQI
1st Oct 20262511 PMAQI
11 PM
4 AM

22°C20/24°C

Day time
Avg. Highest Time
12 PM

30AQI

1 hours / Day
30 hours / Month
Avg. Lowest Time
5 AM - 9 AM

26AQI

5 hours / Day
150 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 PM to 12 PM (Avg. 30), while the lowest AQI was between 5 AM to 9 AM (Avg. 26).
Night time
Avg. Highest Time
11 PM

28AQI

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

25AQI

1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 11 PM to 11 PM (Avg. 28), while the lowest AQI was between 12 AM to 12 AM (Avg. 25).

2026 Days Vs Air Quality

Uwajima, Ehime, Japan

2026

89%

244

11%

30

Total number of days with different AQI categories in last 274 days in 2026 (91 days remaining)

Good
244 Days
Moderate
30 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 274 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

Uwajima, Ehime, 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
25AQI (US)
2nd January 2026
19AQI (US)
3rd January 2026
20AQI (US)
4th January 2026
32AQI (US)
5th January 2026
37AQI (US)
6th January 2026
23AQI (US)
7th January 2026
24AQI (US)
8th January 2026
31AQI (US)
9th January 2026
15AQI (US)
10th January 2026
21AQI (US)
11th January 2026
32AQI (US)
12th January 2026
22AQI (US)
13th January 2026
33AQI (US)
14th January 2026
27AQI (US)
15th January 2026
37AQI (US)
16th January 2026
51AQI (US)
17th January 2026
42AQI (US)
18th January 2026
35AQI (US)
19th January 2026
53AQI (US)
20th January 2026
40AQI (US)
21st January 2026
13AQI (US)
22nd January 2026
20AQI (US)
23rd January 2026
34AQI (US)
24th January 2026
42AQI (US)
25th January 2026
39AQI (US)
26th January 2026
18AQI (US)
27th January 2026
38AQI (US)
28th January 2026
26AQI (US)
29th January 2026
32AQI (US)
30th January 2026
27AQI (US)
31st January 2026
15AQI (US)
1st February 2026
40AQI (US)
2nd February 2026
45AQI (US)
3rd February 2026
32AQI (US)
4th February 2026
31AQI (US)
5th February 2026
38AQI (US)
6th February 2026
45AQI (US)
7th February 2026
27AQI (US)
8th February 2026
18AQI (US)
9th February 2026
36AQI (US)
10th February 2026
39AQI (US)
11th February 2026
36AQI (US)
12th February 2026
37AQI (US)
13th February 2026
28AQI (US)
14th February 2026
51AQI (US)
15th February 2026
46AQI (US)
16th February 2026
55AQI (US)
17th February 2026
19AQI (US)
18th February 2026
20AQI (US)
19th February 2026
48AQI (US)
20th February 2026
37AQI (US)
21st February 2026
66AQI (US)
22nd February 2026
33AQI (US)
23rd February 2026
45AQI (US)
24th February 2026
28AQI (US)
25th February 2026
11AQI (US)
26th February 2026
16AQI (US)
27th February 2026
48AQI (US)
28th February 2026
35AQI (US)
1st March 2026
33AQI (US)
2nd March 2026
54AQI (US)
3rd March 2026
38AQI (US)
4th March 2026
25AQI (US)
5th March 2026
44AQI (US)
6th March 2026
47AQI (US)
7th March 2026
50AQI (US)
8th March 2026
27AQI (US)
9th March 2026
36AQI (US)
10th March 2026
36AQI (US)
11th March 2026
46AQI (US)
12th March 2026
52AQI (US)
13th March 2026
37AQI (US)
14th March 2026
42AQI (US)
15th March 2026
58AQI (US)
16th March 2026
48AQI (US)
17th March 2026
41AQI (US)
18th March 2026
55AQI (US)
19th March 2026
33AQI (US)
20th March 2026
50AQI (US)
21st March 2026
39AQI (US)
22nd March 2026
46AQI (US)
23rd March 2026
26AQI (US)
24th March 2026
45AQI (US)
25th March 2026
42AQI (US)
26th March 2026
15AQI (US)
27th March 2026
31AQI (US)
28th March 2026
67AQI (US)
29th March 2026
70AQI (US)
30th March 2026
61AQI (US)
31st March 2026
15AQI (US)
1st April 2026
12AQI (US)
2nd April 2026
49AQI (US)
3rd April 2026
47AQI (US)
4th April 2026
42AQI (US)
5th April 2026
39AQI (US)
6th April 2026
45AQI (US)
7th April 2026
28AQI (US)
8th April 2026
24AQI (US)
9th April 2026
29AQI (US)
10th April 2026
45AQI (US)
11th April 2026
33AQI (US)
12th April 2026
32AQI (US)
13th April 2026
31AQI (US)
14th April 2026
40AQI (US)
15th April 2026
50AQI (US)
16th April 2026
18AQI (US)
17th April 2026
30AQI (US)
18th April 2026
28AQI (US)
19th April 2026
30AQI (US)
20th April 2026
33AQI (US)
21st April 2026
37AQI (US)
22nd April 2026
43AQI (US)
23rd April 2026
28AQI (US)
24th April 2026
18AQI (US)
25th April 2026
43AQI (US)
26th April 2026
47AQI (US)
27th April 2026
52AQI (US)
28th April 2026
51AQI (US)
29th April 2026
39AQI (US)
30th April 2026
24AQI (US)
1st May 2026
40AQI (US)
2nd May 2026
52AQI (US)
3rd May 2026
41AQI (US)
4th May 2026
28AQI (US)
5th May 2026
23AQI (US)
6th May 2026
25AQI (US)
7th May 2026
28AQI (US)
8th May 2026
27AQI (US)
9th May 2026
28AQI (US)
10th May 2026
26AQI (US)
11th May 2026
28AQI (US)
12th May 2026
25AQI (US)
13th May 2026
35AQI (US)
14th May 2026
28AQI (US)
15th May 2026
31AQI (US)
16th May 2026
77AQI (US)
17th May 2026
64AQI (US)
18th May 2026
53AQI (US)
19th May 2026
47AQI (US)
20th May 2026
61AQI (US)
21st May 2026
64AQI (US)
22nd May 2026
68AQI (US)
23rd May 2026
60AQI (US)
24th May 2026
63AQI (US)
25th May 2026
54AQI (US)
26th May 2026
41AQI (US)
27th May 2026
24AQI (US)
28th May 2026
25AQI (US)
29th May 2026
25AQI (US)
30th May 2026
24AQI (US)
31st May 2026
26AQI (US)
1st June 2026
26AQI (US)
2nd June 2026
25AQI (US)
3rd June 2026
25AQI (US)
4th June 2026
24AQI (US)
5th June 2026
20AQI (US)
6th June 2026
21AQI (US)
7th June 2026
19AQI (US)
8th June 2026
20AQI (US)
9th June 2026
23AQI (US)
10th June 2026
22AQI (US)
11th June 2026
30AQI (US)
12th June 2026
37AQI (US)
13th June 2026
26AQI (US)
14th June 2026
23AQI (US)
15th June 2026
22AQI (US)
16th June 2026
24AQI (US)
17th June 2026
23AQI (US)
18th June 2026
25AQI (US)
19th June 2026
30AQI (US)
20th June 2026
32AQI (US)
21st June 2026
18AQI (US)
22nd June 2026
18AQI (US)
23rd June 2026
19AQI (US)
24th June 2026
19AQI (US)
25th June 2026
26AQI (US)
26th June 2026
26AQI (US)
27th June 2026
25AQI (US)
28th June 2026
28AQI (US)
29th June 2026
25AQI (US)
30th June 2026
49AQI (US)
1st July 2026
38AQI (US)
2nd July 2026
16AQI (US)
3rd July 2026
23AQI (US)
4th July 2026
24AQI (US)
5th July 2026
18AQI (US)
6th July 2026
19AQI (US)
7th July 2026
24AQI (US)
8th July 2026
22AQI (US)
9th July 2026
22AQI (US)
10th July 2026
25AQI (US)
11th July 2026
21AQI (US)
12th July 2026
26AQI (US)
13th July 2026
29AQI (US)
14th July 2026
32AQI (US)
15th July 2026
32AQI (US)
16th July 2026
33AQI (US)
17th July 2026
33AQI (US)
18th July 2026
53AQI (US)
19th July 2026
53AQI (US)
20th July 2026
52AQI (US)
21st July 2026
38AQI (US)
22nd July 2026
54AQI (US)
23rd July 2026
51AQI (US)
24th July 2026
41AQI (US)
25th July 2026
48AQI (US)
26th July 2026
39AQI (US)
27th July 2026
40AQI (US)
28th July 2026
43AQI (US)
29th July 2026
26AQI (US)
30th July 2026
24AQI (US)
31st July 2026
25AQI (US)
1st August 2026
30AQI (US)
2nd August 2026
36AQI (US)
3rd August 2026
48AQI (US)
4th August 2026
42AQI (US)
5th August 2026
23AQI (US)
6th August 2026
23AQI (US)
7th August 2026
25AQI (US)
8th August 2026
25AQI (US)
9th August 2026
26AQI (US)
10th August 2026
28AQI (US)
11th August 2026
34AQI (US)
12th August 2026
23AQI (US)
13th August 2026
24AQI (US)
14th August 2026
31AQI (US)
15th August 2026
26AQI (US)
16th August 2026
27AQI (US)
17th August 2026
25AQI (US)
18th August 2026
26AQI (US)
19th August 2026
25AQI (US)
20th August 2026
28AQI (US)
21st August 2026
26AQI (US)
22nd August 2026
27AQI (US)
23rd August 2026
27AQI (US)
24th August 2026
27AQI (US)
25th August 2026
26AQI (US)
26th August 2026
26AQI (US)
27th August 2026
26AQI (US)
28th August 2026
24AQI (US)
29th August 2026
25AQI (US)
30th August 2026
34AQI (US)
31st August 2026
44AQI (US)
1st September 2026
12AQI (US)
2nd September 2026
21AQI (US)
3rd September 2026
26AQI (US)
4th September 2026
28AQI (US)
5th September 2026
30AQI (US)
6th September 2026
23AQI (US)
7th September 2026
24AQI (US)
8th September 2026
27AQI (US)
9th September 2026
27AQI (US)
10th September 2026
23AQI (US)
11th September 2026
26AQI (US)
12th September 2026
27AQI (US)
13th September 2026
30AQI (US)
14th September 2026
27AQI (US)
15th September 2026
28AQI (US)
16th September 2026
25AQI (US)
17th September 2026
27AQI (US)
18th September 2026
27AQI (US)
19th September 2026
26AQI (US)
20th September 2026
24AQI (US)
21st September 2026
24AQI (US)
22nd September 2026
32AQI (US)
23rd September 2026
32AQI (US)
24th September 2026
33AQI (US)
25th September 2026
37AQI (US)
26th September 2026
58AQI (US)
27th September 2026
10AQI (US)
28th September 2026
21AQI (US)
29th September 2026
24AQI (US)
30th September 2026
30AQI (US)
1st October 2026
24AQI (US)
2nd October 2026
3rd October 2026
4th October 2026
5th October 2026
6th October 2026
7th October 2026
8th October 2026
9th October 2026
10th October 2026
11th October 2026
12th October 2026
13th October 2026
14th October 2026
15th October 2026
16th October 2026
17th October 2026
18th October 2026
19th October 2026
20th October 2026
21st October 2026
22nd October 2026
23rd October 2026
24th October 2026
25th October 2026
26th October 2026
27th October 2026
28th October 2026
29th October 2026
30th October 2026
31st October 2026
1st November 2026
2nd November 2026
3rd November 2026
4th November 2026
5th November 2026
6th November 2026
7th November 2026
8th November 2026
9th November 2026
10th November 2026
11th November 2026
12th November 2026
13th November 2026
14th November 2026
15th November 2026
16th November 2026
17th November 2026
18th November 2026
19th November 2026
20th November 2026
21st November 2026
22nd November 2026
23rd November 2026
24th November 2026
25th November 2026
26th November 2026
27th November 2026
28th November 2026
29th November 2026
30th November 2026
1st December 2026
2nd December 2026
3rd December 2026
4th December 2026
5th December 2026
6th December 2026
7th December 2026
8th December 2026
9th December 2026
10th December 2026
11th December 2026
12th December 2026
13th December 2026
14th December 2026
15th December 2026
16th December 2026
17th December 2026
18th December 2026
19th December 2026
20th December 2026
21st December 2026
22nd December 2026
23rd December 2026
24th December 2026
25th December 2026
26th December 2026
27th December 2026
28th December 2026
29th December 2026
30th December 2026
31st December 2026

30AQI (US)

36AQI (US)

42AQI (US)

36AQI (US)

40AQI (US)

25AQI (US)

33AQI (US)

29AQI (US)

27AQI (US)

24AQI (US)

No. of days

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

202633AQI (US)

29
2
25
3
24
7
28
2
21
10
30
26
5
31
29
1
1
244
30

Highest AQI (US) recorded in

March

42AQI (US)

Lowest AQI (US) recorded in

October

24AQI (US)

202541AQI (US)

27
4
26
2
20
11
22
8
25
6
19
11
17
14
31
30
17
14
21
9
28
3
283
82

Highest AQI (US) recorded in

July

48AQI (US)

Lowest AQI (US) recorded in

September

29AQI (US)

202430AQI (US)

28
27
2
29
2
28
2
28
3
29
1
27
4
24
7
27
3
31
30
31
339
24

Highest AQI (US) recorded in

August

37AQI (US)

Lowest AQI (US) recorded in

October

23AQI (US)

202337AQI (US)

24
5
1
26
2
22
9
15
15
23
8
23
7
24
7
30
1
29
1
30
1
27
2
30
1
303
59
1

Highest AQI (US) recorded in

April

51AQI (US)

Lowest AQI (US) recorded in

December

26AQI (US)

202238AQI (US)

24
4
19
2
25
6
14
3
20
11
26
4
21
1
26
2
31
28
2
31
266
34

Highest AQI (US) recorded in

May

51AQI (US)

Lowest AQI (US) recorded in

August

16AQI (US)

202135AQI (US)

25
5
23
5
23
6
20
1
24
7
22
8
27
4
25
3
26
4
30
1
24
6
30
1
299
51

Highest AQI (US) recorded in

May

42AQI (US)

Lowest AQI (US) recorded in

August

30AQI (US)

202035AQI (US)

9
4
15
6
15
3
20
10
29
2
17
13
1
19
30
1
30
28
3
212
42
1

Highest AQI (US) recorded in

August

50AQI (US)

Lowest AQI (US) recorded in

October

28AQI (US)

Most & Least Polluted Years Over the Last 7 Years

Most Polluted Year Recorded
2025(Avg.)
41AQI (US)
Least Polluted Year Recorded
2024(Avg.)
30AQI (US)

Uwajima's annual 2026 AQI (US) (33) shows an average percentage change of -7.4% (improved AQI (US)) compared to previous years: 2020 (35), 2021 (35), 2022 (38), 2023 (37), 2024 (30), 2025 (41).