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HistoryAQIPM₂.₅PM₁₀COSO₂NO₂O₃

Imabari, 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

Imabari, Ehime, Japan

2022
2023
2024
2025
2026
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
8th Oct 2025
69AQI
Lowest AQI recorded on
5th Oct 2022
22AQI

Same Day Analysis (2nd October):
On this day, AQI across the 5 years varied significantly: 2026 ranks the most lowest AQI at 32 of Good air quality, showing improvement over 2025, 2024, 2023 and 2022 on the same day.

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

Imabari, Ehime, Japan

AQI
Day
Night
.

5 AM1st Oct 2026

6 PM

4 AM2nd Oct 2026

Day time
Avg. Highest Time
4PM1st Oct

29AQI

Avg. Lowest Time
11AM1st Oct

21AQI

Night time
Avg. Highest Time
1AM2nd Oct

42AQI

Avg. Lowest Time
5AM1st Oct

25AQI

In the last 24 hours,

Imabari's AQI reached its highest point of 42 at 1 AM during the Night, while the lowest point, 21, was recorded at 11 AM during the Day between 1st Oct and 2nd Oct 2026.

Day & Night AQI Trend : Sep - Oct 2026

Imabari, Ehime, Japan

SepOct
03rd - 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 - 02nd02nd
Day
Night
3rd Sep 2026215 AMAQI
3rd Sep 2026216 AMAQI
3rd Sep 2026217 AMAQI
3rd Sep 2026218 AMAQI
3rd Sep 2026219 AMAQI
3rd Sep 20262110 AMAQI
3rd Sep 20262111 AMAQI
3rd Sep 20262512 PMAQI
3rd Sep 2026211 PMAQI
3rd Sep 2026212 PMAQI
3rd Sep 2026213 PMAQI
3rd Sep 2026214 PMAQI
3rd Sep 2026255 PMAQI
3rd Sep 2026296 PMAQI
3rd Sep 2026217 PMAQI
3rd Sep 2026298 PMAQI
3rd Sep 2026299 PMAQI
3rd Sep 20262710 PMAQI
3rd Sep 20263311 PMAQI
4th Sep 20262512 AMAQI
4th Sep 2026211 AMAQI
4th Sep 2026252 AMAQI
4th Sep 2026253 AMAQI
4th Sep 2026254 AMAQI

23°C21/24°C

4th Sep 2026215 AMAQI
4th Sep 2026256 AMAQI
4th Sep 2026297 AMAQI
4th Sep 2026258 AMAQI
4th Sep 2026279 AMAQI
4th Sep 20262910 AMAQI
4th Sep 20262111 AMAQI
4th Sep 20262112 PMAQI
4th Sep 2026251 PMAQI
4th Sep 2026212 PMAQI
4th Sep 2026233 PMAQI
4th Sep 2026254 PMAQI
4th Sep 2026255 PMAQI
4th Sep 2026256 PMAQI
4th Sep 2026257 PMAQI
4th Sep 2026218 PMAQI
4th Sep 2026259 PMAQI
4th Sep 20262510 PMAQI
4th Sep 20262511 PMAQI
5th Sep 20262112 AMAQI
5th Sep 2026251 AMAQI
5th Sep 202682 AMAQI
5th Sep 2026213 AMAQI
5th Sep 2026254 AMAQI

21°C19/23°C

5th Sep 2026215 AMAQI
5th Sep 2026256 AMAQI
5th Sep 2026297 AMAQI
5th Sep 2026338 AMAQI
5th Sep 2026259 AMAQI
5th Sep 20262510 AMAQI
5th Sep 20262111 AMAQI
5th Sep 20262112 PMAQI
5th Sep 2026251 PMAQI
5th Sep 2026212 PMAQI
5th Sep 2026253 PMAQI
5th Sep 2026254 PMAQI
5th Sep 2026255 PMAQI
5th Sep 2026256 PMAQI
5th Sep 2026257 PMAQI
5th Sep 2026258 PMAQI
5th Sep 2026219 PMAQI
5th Sep 20262110 PMAQI
5th Sep 20262511 PMAQI
6th Sep 20262112 AMAQI
6th Sep 2026211 AMAQI
6th Sep 2026232 AMAQI
6th Sep 2026233 AMAQI
6th Sep 2026214 AMAQI

22°C21/24°C

6th Sep 2026235 AMAQI
6th Sep 2026236 AMAQI
6th Sep 2026217 AMAQI
6th Sep 2026218 AMAQI
6th Sep 2026219 AMAQI
6th Sep 20262310 AMAQI
6th Sep 20262311 AMAQI
6th Sep 20262112 PMAQI
6th Sep 2026211 PMAQI
6th Sep 2026212 PMAQI
6th Sep 2026233 PMAQI
6th Sep 2026254 PMAQI
6th Sep 2026255 PMAQI
6th Sep 2026256 PMAQI
6th Sep 2026257 PMAQI
6th Sep 2026238 PMAQI
6th Sep 2026239 PMAQI
6th Sep 20262110 PMAQI
6th Sep 20262311 PMAQI
7th Sep 20262112 AMAQI
7th Sep 2026231 AMAQI
7th Sep 2026212 AMAQI
7th Sep 2026213 AMAQI
7th Sep 2026234 AMAQI

22°C21/24°C

7th Sep 2026215 AMAQI
7th Sep 2026256 AMAQI
7th Sep 2026217 AMAQI
7th Sep 2026218 AMAQI
7th Sep 2026239 AMAQI
7th Sep 20262110 AMAQI
7th Sep 20262111 AMAQI
7th Sep 20262112 PMAQI
7th Sep 2026211 PMAQI
7th Sep 2026252 PMAQI
7th Sep 2026213 PMAQI
7th Sep 2026254 PMAQI
7th Sep 2026295 PMAQI
7th Sep 2026236 PMAQI
7th Sep 2026217 PMAQI
7th Sep 2026238 PMAQI
7th Sep 2026219 PMAQI
7th Sep 20262110 PMAQI
7th Sep 20262111 PMAQI
8th Sep 20262112 AMAQI
8th Sep 2026211 AMAQI
8th Sep 2026252 AMAQI
8th Sep 2026213 AMAQI
8th Sep 2026214 AMAQI

23°C22/25°C

8th Sep 2026215 AMAQI
8th Sep 2026216 AMAQI
8th Sep 2026237 AMAQI
8th Sep 2026238 AMAQI
8th Sep 2026259 AMAQI
8th Sep 20262110 AMAQI
8th Sep 20262311 AMAQI
8th Sep 20262112 PMAQI
8th Sep 2026211 PMAQI
8th Sep 2026212 PMAQI
8th Sep 2026213 PMAQI
8th Sep 2026214 PMAQI
8th Sep 2026215 PMAQI
8th Sep 2026236 PMAQI
8th Sep 2026217 PMAQI
8th Sep 2026218 PMAQI
8th Sep 2026219 PMAQI
8th Sep 20262110 PMAQI
8th Sep 20262111 PMAQI
9th Sep 20262112 AMAQI
9th Sep 2026231 AMAQI
9th Sep 2026232 AMAQI
9th Sep 2026233 AMAQI
9th Sep 2026214 AMAQI

23°C22/24°C

9th Sep 2026215 AMAQI
9th Sep 2026216 AMAQI
9th Sep 2026217 AMAQI
9th Sep 2026278 AMAQI
9th Sep 2026229 AMAQI
9th Sep 20262110 AMAQI
9th Sep 20262511 AMAQI
9th Sep 20262512 PMAQI
9th Sep 2026251 PMAQI
9th Sep 2026252 PMAQI
9th Sep 2026213 PMAQI
9th Sep 2026254 PMAQI
9th Sep 2026255 PMAQI
9th Sep 2026256 PMAQI
9th Sep 2026257 PMAQI
9th Sep 2026258 PMAQI
9th Sep 2026279 PMAQI
9th Sep 20262510 PMAQI
9th Sep 20262511 PMAQI
10th Sep 20262512 AMAQI
10th Sep 2026271 AMAQI
10th Sep 2026272 AMAQI
10th Sep 2026253 AMAQI
10th Sep 2026254 AMAQI

22°C20/24°C

10th Sep 2026255 AMAQI
10th Sep 2026256 AMAQI
10th Sep 2026217 AMAQI
10th Sep 2026218 AMAQI
10th Sep 2026219 AMAQI
10th Sep 20262110 AMAQI
10th Sep 20262311 AMAQI
10th Sep 20262512 PMAQI
10th Sep 2026211 PMAQI
10th Sep 2026232 PMAQI
10th Sep 2026213 PMAQI
10th Sep 2026254 PMAQI
10th Sep 2026215 PMAQI
10th Sep 2026216 PMAQI
10th Sep 2026217 PMAQI
10th Sep 2026218 PMAQI
10th Sep 2026259 PMAQI
10th Sep 20262310 PMAQI
10th Sep 20262511 PMAQI
11th Sep 20262312 AMAQI
11th Sep 2026251 AMAQI
11th Sep 2026252 AMAQI
11th Sep 2026233 AMAQI
11th Sep 2026254 AMAQI

20°C19/22°C

11th Sep 2026255 AMAQI
11th Sep 2026236 AMAQI
11th Sep 2026217 AMAQI
11th Sep 2026238 AMAQI
11th Sep 2026239 AMAQI
11th Sep 20262510 AMAQI
11th Sep 20262311 AMAQI
11th Sep 20262512 PMAQI
11th Sep 2026251 PMAQI
11th Sep 2026272 PMAQI
11th Sep 2026253 PMAQI
11th Sep 2026214 PMAQI
11th Sep 2026235 PMAQI
11th Sep 2026216 PMAQI
11th Sep 2026217 PMAQI
11th Sep 2026238 PMAQI
11th Sep 2026259 PMAQI
11th Sep 20262710 PMAQI
11th Sep 20262511 PMAQI
12th Sep 20262512 AMAQI
12th Sep 2026251 AMAQI
12th Sep 2026252 AMAQI
12th Sep 2026213 AMAQI
12th Sep 2026254 AMAQI

22°C21/23°C

12th Sep 2026235 AMAQI
12th Sep 2026216 AMAQI
12th Sep 2026217 AMAQI
12th Sep 2026238 AMAQI
12th Sep 2026239 AMAQI
12th Sep 20262110 AMAQI
12th Sep 20262311 AMAQI
12th Sep 20262512 PMAQI
12th Sep 2026211 PMAQI
12th Sep 2026212 PMAQI
12th Sep 2026213 PMAQI
12th Sep 2026214 PMAQI
12th Sep 2026255 PMAQI
12th Sep 2026276 PMAQI
12th Sep 2026257 PMAQI
12th Sep 2026258 PMAQI
12th Sep 2026279 PMAQI
12th Sep 20262910 PMAQI
12th Sep 20262911 PMAQI
13th Sep 20263112 AMAQI
13th Sep 2026381 AMAQI
13th Sep 2026362 AMAQI
13th Sep 2026363 AMAQI
13th Sep 2026404 AMAQI

23°C21/26°C

13th Sep 2026386 AMAQI
13th Sep 2026407 AMAQI
13th Sep 2026428 AMAQI
13th Sep 2026409 AMAQI
13th Sep 20263610 AMAQI
13th Sep 20264011 AMAQI
13th Sep 20264212 PMAQI
13th Sep 2026441 PMAQI
13th Sep 2026482 PMAQI
13th Sep 2026513 PMAQI
13th Sep 2026504 PMAQI
13th Sep 2026505 PMAQI
13th Sep 2026486 PMAQI
13th Sep 2026517 PMAQI
13th Sep 2026518 PMAQI
13th Sep 2026509 PMAQI
13th Sep 20265110 PMAQI
13th Sep 20265211 PMAQI
14th Sep 20264812 AMAQI
14th Sep 2026381 AMAQI
14th Sep 2026422 AMAQI
14th Sep 2026443 AMAQI
14th Sep 2026424 AMAQI

24°C22/28°C

14th Sep 2026385 AMAQI
14th Sep 2026336 AMAQI
14th Sep 2026317 AMAQI
14th Sep 2026298 AMAQI
14th Sep 2026299 AMAQI
14th Sep 20262910 AMAQI
14th Sep 20262911 AMAQI
14th Sep 20263612 PMAQI
14th Sep 2026311 PMAQI
14th Sep 2026312 PMAQI
14th Sep 2026383 PMAQI
14th Sep 2026334 PMAQI
14th Sep 2026255 PMAQI
14th Sep 2026276 PMAQI
14th Sep 2026257 PMAQI
14th Sep 2026258 PMAQI
14th Sep 2026259 PMAQI
14th Sep 20262910 PMAQI
14th Sep 20262111 PMAQI
15th Sep 20262112 AMAQI
15th Sep 2026251 AMAQI
15th Sep 2026252 AMAQI
15th Sep 2026213 AMAQI
15th Sep 2026234 AMAQI

24°C22/28°C

15th Sep 2026235 AMAQI
15th Sep 2026236 AMAQI
15th Sep 2026217 AMAQI
15th Sep 2026238 AMAQI
15th Sep 2026219 AMAQI
15th Sep 20262310 AMAQI
15th Sep 20262511 AMAQI
15th Sep 20262512 PMAQI
15th Sep 2026211 PMAQI
15th Sep 2026212 PMAQI
15th Sep 2026253 PMAQI
15th Sep 2026214 PMAQI
15th Sep 2026255 PMAQI
15th Sep 2026256 PMAQI
15th Sep 2026217 PMAQI
15th Sep 2026338 PMAQI
15th Sep 2026259 PMAQI
15th Sep 20262110 PMAQI
15th Sep 20262511 PMAQI
16th Sep 20262512 AMAQI
16th Sep 2026251 AMAQI
16th Sep 2026252 AMAQI
16th Sep 2026253 AMAQI
16th Sep 2026214 AMAQI

23°C21/25°C

16th Sep 2026255 AMAQI
16th Sep 2026216 AMAQI
16th Sep 2026217 AMAQI
16th Sep 2026218 AMAQI
16th Sep 2026259 AMAQI
16th Sep 20262510 AMAQI
16th Sep 20262511 AMAQI
16th Sep 20262912 PMAQI
16th Sep 2026291 PMAQI
16th Sep 2026292 PMAQI
16th Sep 2026293 PMAQI
16th Sep 2026254 PMAQI
16th Sep 2026215 PMAQI
16th Sep 2026296 PMAQI
16th Sep 2026257 PMAQI
16th Sep 2026218 PMAQI
16th Sep 2026219 PMAQI
16th Sep 20262110 PMAQI
16th Sep 20262111 PMAQI
17th Sep 20262112 AMAQI
17th Sep 2026211 AMAQI
17th Sep 2026232 AMAQI
17th Sep 2026213 AMAQI
17th Sep 2026214 AMAQI

21°C20/22°C

17th Sep 2026215 AMAQI
17th Sep 2026216 AMAQI
17th Sep 2026237 AMAQI
17th Sep 2026218 AMAQI
17th Sep 2026219 AMAQI
17th Sep 20262110 AMAQI
17th Sep 20262111 AMAQI
17th Sep 20262112 PMAQI
17th Sep 2026211 PMAQI
17th Sep 2026212 PMAQI
17th Sep 2026233 PMAQI
17th Sep 2026214 PMAQI
17th Sep 2026215 PMAQI
17th Sep 2026236 PMAQI
17th Sep 2026217 PMAQI
17th Sep 2026258 PMAQI
17th Sep 2026259 PMAQI
17th Sep 20262510 PMAQI
17th Sep 20262311 PMAQI
18th Sep 20262512 AMAQI
18th Sep 2026251 AMAQI
18th Sep 2026252 AMAQI
18th Sep 2026253 AMAQI
18th Sep 2026254 AMAQI

22°C20/24°C

18th Sep 2026255 AMAQI
18th Sep 2026256 AMAQI
18th Sep 2026257 AMAQI
18th Sep 2026218 AMAQI
18th Sep 2026259 AMAQI
18th Sep 20262510 AMAQI
18th Sep 20262311 AMAQI
18th Sep 20262712 PMAQI
18th Sep 2026251 PMAQI
18th Sep 2026272 PMAQI
18th Sep 2026253 PMAQI
18th Sep 2026274 PMAQI
18th Sep 2026295 PMAQI
18th Sep 2026296 PMAQI
18th Sep 2026277 PMAQI
18th Sep 2026278 PMAQI
18th Sep 2026259 PMAQI
18th Sep 20262710 PMAQI
18th Sep 20262511 PMAQI
19th Sep 20262512 AMAQI
19th Sep 2026231 AMAQI
19th Sep 2026252 AMAQI
19th Sep 2026213 AMAQI
19th Sep 2026214 AMAQI

22°C21/24°C

19th Sep 2026215 AMAQI
19th Sep 2026236 AMAQI
19th Sep 2026217 AMAQI
19th Sep 2026218 AMAQI
19th Sep 2026219 AMAQI
19th Sep 20262110 AMAQI
19th Sep 20262311 AMAQI
19th Sep 20262112 PMAQI
19th Sep 2026231 PMAQI
19th Sep 2026252 PMAQI
19th Sep 2026253 PMAQI
19th Sep 2026254 PMAQI
19th Sep 2026255 PMAQI
19th Sep 2026256 PMAQI
19th Sep 2026317 PMAQI
19th Sep 2026338 PMAQI
19th Sep 2026339 PMAQI
19th Sep 20263310 PMAQI
19th Sep 20263311 PMAQI
20th Sep 20263312 AMAQI
20th Sep 2026331 AMAQI
20th Sep 2026312 AMAQI
20th Sep 2026293 AMAQI
20th Sep 2026294 AMAQI

22°C21/25°C

20th Sep 2026275 AMAQI
20th Sep 2026256 AMAQI
20th Sep 2026277 AMAQI
20th Sep 2026258 AMAQI
20th Sep 2026259 AMAQI
20th Sep 20262510 AMAQI
20th Sep 20262111 AMAQI
20th Sep 20262112 PMAQI
20th Sep 2026231 PMAQI
20th Sep 2026212 PMAQI
20th Sep 2026213 PMAQI
20th Sep 2026214 PMAQI
20th Sep 2026255 PMAQI
20th Sep 2026216 PMAQI
20th Sep 2026237 PMAQI
20th Sep 2026238 PMAQI
20th Sep 2026259 PMAQI
20th Sep 20262510 PMAQI
20th Sep 20262911 PMAQI
21st Sep 20262912 AMAQI
21st Sep 2026251 AMAQI
21st Sep 2026252 AMAQI
21st Sep 2026253 AMAQI
21st Sep 2026254 AMAQI

23°C21/26°C

21st Sep 2026255 AMAQI
21st Sep 2026256 AMAQI
21st Sep 2026257 AMAQI
21st Sep 2026258 AMAQI
21st Sep 2026259 AMAQI
21st Sep 20262510 AMAQI
21st Sep 20262511 AMAQI
21st Sep 20262912 PMAQI
21st Sep 2026251 PMAQI
21st Sep 2026252 PMAQI
21st Sep 2026253 PMAQI
21st Sep 2026254 PMAQI
21st Sep 2026255 PMAQI
21st Sep 2026296 PMAQI
21st Sep 2026257 PMAQI
21st Sep 2026258 PMAQI
21st Sep 2026259 PMAQI
21st Sep 20262910 PMAQI
21st Sep 20262911 PMAQI
22nd Sep 20262112 AMAQI
22nd Sep 2026251 AMAQI
22nd Sep 2026402 AMAQI
22nd Sep 2026593 AMAQI
22nd Sep 2026554 AMAQI

21°C20/23°C

22nd Sep 2026485 AMAQI
22nd Sep 2026406 AMAQI
22nd Sep 2026217 AMAQI
22nd Sep 2026238 AMAQI
22nd Sep 2026239 AMAQI
22nd Sep 20262110 AMAQI
22nd Sep 20262111 AMAQI
22nd Sep 20262512 PMAQI
22nd Sep 2026291 PMAQI
22nd Sep 2026252 PMAQI
22nd Sep 2026293 PMAQI
22nd Sep 2026294 PMAQI
22nd Sep 2026515 PMAQI
22nd Sep 2026386 PMAQI
22nd Sep 2026387 PMAQI
22nd Sep 2026338 PMAQI
22nd Sep 2026389 PMAQI
22nd Sep 20263310 PMAQI
22nd Sep 20263111 PMAQI
23rd Sep 20262912 AMAQI
23rd Sep 2026271 AMAQI
23rd Sep 2026272 AMAQI
23rd Sep 2026253 AMAQI
23rd Sep 2026254 AMAQI

21°C18/24°C

23rd Sep 2026235 AMAQI
23rd Sep 2026276 AMAQI
23rd Sep 2026257 AMAQI
23rd Sep 2026258 AMAQI
23rd Sep 2026219 AMAQI
23rd Sep 20262510 AMAQI
23rd Sep 20262711 AMAQI
23rd Sep 20262912 PMAQI
23rd Sep 2026311 PMAQI
23rd Sep 2026292 PMAQI
23rd Sep 2026273 PMAQI
23rd Sep 2026314 PMAQI
23rd Sep 2026295 PMAQI
23rd Sep 2026316 PMAQI
23rd Sep 2026297 PMAQI
23rd Sep 2026318 PMAQI
23rd Sep 2026349 PMAQI
23rd Sep 20263310 PMAQI
23rd Sep 20263311 PMAQI
24th Sep 20263612 AMAQI
24th Sep 2026361 AMAQI
24th Sep 2026402 AMAQI
24th Sep 2026403 AMAQI
24th Sep 2026384 AMAQI

21°C19/24°C

24th Sep 2026425 AMAQI
24th Sep 2026426 AMAQI
24th Sep 2026427 AMAQI
24th Sep 2026448 AMAQI
24th Sep 2026429 AMAQI
24th Sep 20263810 AMAQI
24th Sep 20264011 AMAQI
24th Sep 20263812 PMAQI
24th Sep 2026401 PMAQI
24th Sep 2026382 PMAQI
24th Sep 2026363 PMAQI
24th Sep 2026404 PMAQI
24th Sep 2026425 PMAQI
24th Sep 2026446 PMAQI
24th Sep 2026487 PMAQI
24th Sep 2026518 PMAQI
24th Sep 2026489 PMAQI
24th Sep 20265810 PMAQI
24th Sep 20265611 PMAQI
25th Sep 20265612 AMAQI
25th Sep 2026421 AMAQI
25th Sep 2026422 AMAQI
25th Sep 2026503 AMAQI
25th Sep 2026444 AMAQI

22°C19/27°C

25th Sep 2026465 AMAQI
25th Sep 2026466 AMAQI
25th Sep 2026467 AMAQI
25th Sep 2026468 AMAQI
25th Sep 2026449 AMAQI
25th Sep 20264410 AMAQI
25th Sep 20263811 AMAQI
25th Sep 20263812 PMAQI
25th Sep 2026381 PMAQI
25th Sep 2026332 PMAQI
25th Sep 2026363 PMAQI
25th Sep 2026334 PMAQI
25th Sep 2026365 PMAQI
25th Sep 2026336 PMAQI
25th Sep 2026337 PMAQI
25th Sep 2026338 PMAQI
25th Sep 2026339 PMAQI
25th Sep 20263810 PMAQI
25th Sep 20263611 PMAQI
26th Sep 20263612 AMAQI
26th Sep 2026501 AMAQI
26th Sep 2026402 AMAQI
26th Sep 2026443 AMAQI
26th Sep 2026464 AMAQI

21°C19/24°C

26th Sep 2026465 AMAQI
26th Sep 2026536 AMAQI
26th Sep 2026527 AMAQI
26th Sep 2026538 AMAQI
26th Sep 2026489 AMAQI
26th Sep 20264810 AMAQI
26th Sep 20264011 AMAQI
26th Sep 20265412 PMAQI
26th Sep 2026511 PMAQI
26th Sep 2026502 PMAQI
26th Sep 2026483 PMAQI
26th Sep 2026514 PMAQI
26th Sep 2026445 PMAQI
26th Sep 2026426 PMAQI
26th Sep 2026297 PMAQI
26th Sep 2026218 PMAQI
26th Sep 2026219 PMAQI
26th Sep 20262710 PMAQI
26th Sep 20263311 PMAQI
27th Sep 20263312 AMAQI
27th Sep 2026381 AMAQI
27th Sep 2026292 AMAQI
27th Sep 2026293 AMAQI
27th Sep 2026294 AMAQI

20°C19/21°C

27th Sep 2026295 AMAQI
27th Sep 2026336 AMAQI
27th Sep 2026347 AMAQI
27th Sep 2026338 AMAQI
27th Sep 2026339 AMAQI
27th Sep 20262910 AMAQI
27th Sep 20262911 AMAQI
27th Sep 20263312 PMAQI
27th Sep 2026331 PMAQI
27th Sep 2026362 PMAQI
27th Sep 2026343 PMAQI
27th Sep 2026274 PMAQI
27th Sep 2026275 PMAQI
27th Sep 2026236 PMAQI
27th Sep 2026277 PMAQI
27th Sep 2026338 PMAQI
27th Sep 2026299 PMAQI
27th Sep 20262510 PMAQI
27th Sep 20262511 PMAQI
28th Sep 20262512 AMAQI
28th Sep 2026251 AMAQI
28th Sep 2026252 AMAQI
28th Sep 2026253 AMAQI
28th Sep 2026254 AMAQI

20°C19/22°C

28th Sep 2026255 AMAQI
28th Sep 2026256 AMAQI
28th Sep 2026257 AMAQI
28th Sep 2026258 AMAQI
28th Sep 2026299 AMAQI
28th Sep 20262510 AMAQI
28th Sep 20262911 AMAQI
28th Sep 20263312 PMAQI
28th Sep 2026331 PMAQI
28th Sep 2026332 PMAQI
28th Sep 2026233 PMAQI
28th Sep 2026214 PMAQI
28th Sep 2026255 PMAQI
28th Sep 2026256 PMAQI
28th Sep 2026237 PMAQI
28th Sep 2026308 PMAQI
28th Sep 2026219 PMAQI
28th Sep 20262110 PMAQI
28th Sep 20262511 PMAQI
29th Sep 20262112 AMAQI
29th Sep 2026231 AMAQI
29th Sep 2026232 AMAQI
29th Sep 2026213 AMAQI
29th Sep 2026214 AMAQI

21°C18/22°C

29th Sep 2026235 AMAQI
29th Sep 2026236 AMAQI
29th Sep 2026217 AMAQI
29th Sep 2026258 AMAQI
29th Sep 2026219 AMAQI
29th Sep 20262510 AMAQI
29th Sep 20262511 AMAQI
29th Sep 20262512 PMAQI
29th Sep 2026251 PMAQI
29th Sep 2026252 PMAQI
29th Sep 2026253 PMAQI
29th Sep 2026254 PMAQI
29th Sep 2026255 PMAQI
29th Sep 2026276 PMAQI
29th Sep 2026337 PMAQI
29th Sep 2026338 PMAQI
29th Sep 2026259 PMAQI
29th Sep 20262510 PMAQI
29th Sep 20262511 PMAQI
30th Sep 20262112 AMAQI
30th Sep 2026211 AMAQI
30th Sep 2026252 AMAQI
30th Sep 2026253 AMAQI
30th Sep 2026254 AMAQI

19°C18/19°C

30th Sep 2026235 AMAQI
30th Sep 2026256 AMAQI
30th Sep 2026237 AMAQI
30th Sep 2026238 AMAQI
30th Sep 2026259 AMAQI
30th Sep 20262510 AMAQI
30th Sep 20262511 AMAQI
30th Sep 20262912 PMAQI
30th Sep 2026271 PMAQI
30th Sep 2026232 PMAQI
30th Sep 2026233 PMAQI
30th Sep 2026214 PMAQI
30th Sep 2026235 PMAQI
30th Sep 2026276 PMAQI
30th Sep 2026297 PMAQI
30th Sep 2026368 PMAQI
30th Sep 2026299 PMAQI
30th Sep 20262710 PMAQI
30th Sep 20262511 PMAQI
1st Oct 20262512 AMAQI
1st Oct 2026271 AMAQI
1st Oct 2026252 AMAQI
1st Oct 2026253 AMAQI
1st Oct 2026254 AMAQI

20°C17/23°C

1st Oct 2026255 AMAQI
1st Oct 2026256 AMAQI
1st Oct 2026237 AMAQI
1st Oct 2026218 AMAQI
1st Oct 2026259 AMAQI
1st Oct 20262110 AMAQI
1st Oct 20262111 AMAQI
1st Oct 20262312 PMAQI
1st Oct 2026251 PMAQI
1st Oct 2026252 PMAQI
1st Oct 2026253 PMAQI
1st Oct 2026294 PMAQI
1st Oct 2026295 PMAQI
1st Oct 2026316 PMAQI
1st Oct 2026367 PMAQI
1st Oct 2026388 PMAQI
1st Oct 2026389 PMAQI
1st Oct 20263610 PMAQI
1st Oct 20263311 PMAQI
2nd Oct 20263812 AMAQI
2nd Oct 2026421 AMAQI
2nd Oct 2026382 AMAQI
2nd Oct 2026403 AMAQI
2nd Oct 2026404 AMAQI

20°C16/25°C

2nd Oct 2026405 AMAQI
5 AM
2nd Oct 2026406 AMAQI
2nd Oct 2026387 AMAQI
2nd Oct 2026368 AMAQI
2nd Oct 2026369 AMAQI
2nd Oct 20263610 AMAQI
2nd Oct 20263111 AMAQI
11 AM
2nd Oct 20262912 PMAQI
2nd Oct 2026291 PMAQI
2nd Oct 2026272 PMAQI
2nd Oct 2026273 PMAQI
2nd Oct 2026274 PMAQI
2nd Oct 2026255 PMAQI
2nd Oct 2026276 PMAQI
6 PM
2nd Oct 2026257 PMAQI
2nd Oct 2026258 PMAQI
2nd Oct 2026259 PMAQI
2nd Oct 20262310 PMAQI
2nd Oct 20262111 PMAQI
11 PM
4 AM

19°C17/21°C

Day time
Avg. Highest Time
6 AM

28AQI

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

26AQI

1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 6 AM to 6 AM (Avg. 28), while the lowest AQI was between 11 AM to 11 AM (Avg. 26).
Night time
Avg. Highest Time
3 AM

29AQI

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

27AQI

1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 3 AM to 3 AM (Avg. 29), while the lowest AQI was between 12 AM to 12 AM (Avg. 27).

2026 Days Vs Air Quality

Imabari, Ehime, Japan

2026

81%

222

19%

53

Total number of days with different AQI categories in last 275 days in 2026 (90 days remaining)

Good
222 Days
Moderate
53 Days
Poor
0 Days
Unhealthy
0 Days
Severe
0 Days
Hazardous
0 Days

Under WHO’s Safe Air Quality Limits: 81%

Health Risk Level:

Low

In 2026, 81% of 275 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

Imabari, 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
26AQI (US)
2nd January 2026
18AQI (US)
3rd January 2026
25AQI (US)
4th January 2026
34AQI (US)
5th January 2026
51AQI (US)
6th January 2026
27AQI (US)
7th January 2026
26AQI (US)
8th January 2026
35AQI (US)
9th January 2026
18AQI (US)
10th January 2026
26AQI (US)
11th January 2026
31AQI (US)
12th January 2026
20AQI (US)
13th January 2026
31AQI (US)
14th January 2026
27AQI (US)
15th January 2026
54AQI (US)
16th January 2026
65AQI (US)
17th January 2026
55AQI (US)
18th January 2026
66AQI (US)
19th January 2026
61AQI (US)
20th January 2026
27AQI (US)
21st January 2026
16AQI (US)
22nd January 2026
26AQI (US)
23rd January 2026
36AQI (US)
24th January 2026
46AQI (US)
25th January 2026
41AQI (US)
26th January 2026
21AQI (US)
27th January 2026
43AQI (US)
28th January 2026
31AQI (US)
29th January 2026
34AQI (US)
30th January 2026
25AQI (US)
31st January 2026
19AQI (US)
1st February 2026
44AQI (US)
2nd February 2026
50AQI (US)
3rd February 2026
33AQI (US)
4th February 2026
34AQI (US)
5th February 2026
42AQI (US)
6th February 2026
45AQI (US)
7th February 2026
28AQI (US)
8th February 2026
22AQI (US)
9th February 2026
37AQI (US)
10th February 2026
46AQI (US)
11th February 2026
47AQI (US)
12th February 2026
42AQI (US)
13th February 2026
42AQI (US)
14th February 2026
65AQI (US)
15th February 2026
73AQI (US)
16th February 2026
51AQI (US)
17th February 2026
24AQI (US)
18th February 2026
23AQI (US)
19th February 2026
44AQI (US)
20th February 2026
42AQI (US)
21st February 2026
72AQI (US)
22nd February 2026
67AQI (US)
23rd February 2026
60AQI (US)
24th February 2026
44AQI (US)
25th February 2026
27AQI (US)
26th February 2026
19AQI (US)
27th February 2026
53AQI (US)
28th February 2026
21AQI (US)
1st March 2026
35AQI (US)
2nd March 2026
59AQI (US)
3rd March 2026
41AQI (US)
4th March 2026
29AQI (US)
5th March 2026
48AQI (US)
6th March 2026
48AQI (US)
7th March 2026
41AQI (US)
8th March 2026
27AQI (US)
9th March 2026
42AQI (US)
10th March 2026
57AQI (US)
11th March 2026
53AQI (US)
12th March 2026
59AQI (US)
13th March 2026
37AQI (US)
14th March 2026
42AQI (US)
15th March 2026
58AQI (US)
16th March 2026
51AQI (US)
17th March 2026
44AQI (US)
18th March 2026
59AQI (US)
19th March 2026
45AQI (US)
20th March 2026
58AQI (US)
21st March 2026
48AQI (US)
22nd March 2026
53AQI (US)
23rd March 2026
55AQI (US)
24th March 2026
56AQI (US)
25th March 2026
55AQI (US)
26th March 2026
16AQI (US)
27th March 2026
36AQI (US)
28th March 2026
68AQI (US)
29th March 2026
88AQI (US)
30th March 2026
88AQI (US)
31st March 2026
24AQI (US)
1st April 2026
12AQI (US)
2nd April 2026
50AQI (US)
3rd April 2026
54AQI (US)
4th April 2026
44AQI (US)
5th April 2026
25AQI (US)
6th April 2026
51AQI (US)
7th April 2026
37AQI (US)
8th April 2026
37AQI (US)
9th April 2026
45AQI (US)
10th April 2026
29AQI (US)
11th April 2026
33AQI (US)
12th April 2026
33AQI (US)
13th April 2026
42AQI (US)
14th April 2026
69AQI (US)
15th April 2026
48AQI (US)
16th April 2026
21AQI (US)
17th April 2026
41AQI (US)
18th April 2026
44AQI (US)
19th April 2026
44AQI (US)
20th April 2026
42AQI (US)
21st April 2026
40AQI (US)
22nd April 2026
46AQI (US)
23rd April 2026
31AQI (US)
24th April 2026
24AQI (US)
25th April 2026
46AQI (US)
26th April 2026
50AQI (US)
27th April 2026
52AQI (US)
28th April 2026
51AQI (US)
29th April 2026
44AQI (US)
30th April 2026
33AQI (US)
1st May 2026
48AQI (US)
2nd May 2026
51AQI (US)
3rd May 2026
34AQI (US)
4th May 2026
30AQI (US)
5th May 2026
26AQI (US)
6th May 2026
29AQI (US)
7th May 2026
32AQI (US)
8th May 2026
28AQI (US)
9th May 2026
27AQI (US)
10th May 2026
35AQI (US)
11th May 2026
32AQI (US)
12th May 2026
31AQI (US)
13th May 2026
37AQI (US)
14th May 2026
28AQI (US)
15th May 2026
33AQI (US)
16th May 2026
77AQI (US)
17th May 2026
64AQI (US)
18th May 2026
54AQI (US)
19th May 2026
46AQI (US)
20th May 2026
61AQI (US)
21st May 2026
65AQI (US)
22nd May 2026
68AQI (US)
23rd May 2026
61AQI (US)
24th May 2026
64AQI (US)
25th May 2026
54AQI (US)
26th May 2026
42AQI (US)
27th May 2026
26AQI (US)
28th May 2026
21AQI (US)
29th May 2026
23AQI (US)
30th May 2026
25AQI (US)
31st May 2026
27AQI (US)
1st June 2026
34AQI (US)
2nd June 2026
21AQI (US)
3rd June 2026
18AQI (US)
4th June 2026
20AQI (US)
5th June 2026
19AQI (US)
6th June 2026
22AQI (US)
7th June 2026
13AQI (US)
8th June 2026
13AQI (US)
9th June 2026
23AQI (US)
10th June 2026
23AQI (US)
11th June 2026
26AQI (US)
12th June 2026
25AQI (US)
13th June 2026
28AQI (US)
14th June 2026
27AQI (US)
15th June 2026
23AQI (US)
16th June 2026
21AQI (US)
17th June 2026
24AQI (US)
18th June 2026
26AQI (US)
19th June 2026
39AQI (US)
20th June 2026
57AQI (US)
21st June 2026
22AQI (US)
22nd June 2026
13AQI (US)
23rd June 2026
22AQI (US)
24th June 2026
21AQI (US)
25th June 2026
23AQI (US)
26th June 2026
28AQI (US)
27th June 2026
26AQI (US)
28th June 2026
29AQI (US)
29th June 2026
28AQI (US)
30th June 2026
45AQI (US)
1st July 2026
55AQI (US)
2nd July 2026
15AQI (US)
3rd July 2026
24AQI (US)
4th July 2026
25AQI (US)
5th July 2026
22AQI (US)
6th July 2026
22AQI (US)
7th July 2026
30AQI (US)
8th July 2026
45AQI (US)
9th July 2026
29AQI (US)
10th July 2026
31AQI (US)
11th July 2026
30AQI (US)
12th July 2026
28AQI (US)
13th July 2026
29AQI (US)
14th July 2026
29AQI (US)
15th July 2026
26AQI (US)
16th July 2026
27AQI (US)
17th July 2026
37AQI (US)
18th July 2026
58AQI (US)
19th July 2026
60AQI (US)
20th July 2026
62AQI (US)
21st July 2026
66AQI (US)
22nd July 2026
62AQI (US)
23rd July 2026
57AQI (US)
24th July 2026
50AQI (US)
25th July 2026
53AQI (US)
26th July 2026
42AQI (US)
27th July 2026
40AQI (US)
28th July 2026
39AQI (US)
29th July 2026
29AQI (US)
30th July 2026
32AQI (US)
31st July 2026
32AQI (US)
1st August 2026
41AQI (US)
2nd August 2026
44AQI (US)
3rd August 2026
50AQI (US)
4th August 2026
53AQI (US)
5th August 2026
42AQI (US)
6th August 2026
27AQI (US)
7th August 2026
23AQI (US)
8th August 2026
24AQI (US)
9th August 2026
24AQI (US)
10th August 2026
30AQI (US)
11th August 2026
26AQI (US)
12th August 2026
22AQI (US)
13th August 2026
24AQI (US)
14th August 2026
37AQI (US)
15th August 2026
39AQI (US)
16th August 2026
28AQI (US)
17th August 2026
25AQI (US)
18th August 2026
24AQI (US)
19th August 2026
23AQI (US)
20th August 2026
23AQI (US)
21st August 2026
24AQI (US)
22nd August 2026
24AQI (US)
23rd August 2026
28AQI (US)
24th August 2026
28AQI (US)
25th August 2026
25AQI (US)
26th August 2026
23AQI (US)
27th August 2026
23AQI (US)
28th August 2026
22AQI (US)
29th August 2026
24AQI (US)
30th August 2026
25AQI (US)
31st August 2026
44AQI (US)
1st September 2026
26AQI (US)
2nd September 2026
24AQI (US)
3rd September 2026
24AQI (US)
4th September 2026
24AQI (US)
5th September 2026
23AQI (US)
6th September 2026
22AQI (US)
7th September 2026
22AQI (US)
8th September 2026
22AQI (US)
9th September 2026
24AQI (US)
10th September 2026
23AQI (US)
11th September 2026
24AQI (US)
12th September 2026
24AQI (US)
13th September 2026
44AQI (US)
14th September 2026
32AQI (US)
15th September 2026
23AQI (US)
16th September 2026
24AQI (US)
17th September 2026
22AQI (US)
18th September 2026
26AQI (US)
19th September 2026
25AQI (US)
20th September 2026
25AQI (US)
21st September 2026
26AQI (US)
22nd September 2026
33AQI (US)
23rd September 2026
28AQI (US)
24th September 2026
42AQI (US)
25th September 2026
40AQI (US)
26th September 2026
43AQI (US)
27th September 2026
30AQI (US)
28th September 2026
26AQI (US)
29th September 2026
25AQI (US)
30th September 2026
25AQI (US)
1st October 2026
27AQI (US)
2nd October 2026
32AQI (US)
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

34AQI (US)

43AQI (US)

49AQI (US)

41AQI (US)

41AQI (US)

25AQI (US)

38AQI (US)

30AQI (US)

27AQI (US)

30AQI (US)

No. of days

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

202636AQI (US)

25
6
21
7
16
15
25
5
21
10
29
1
23
8
30
1
30
2
222
53

Highest AQI (US) recorded in

March

49AQI (US)

Lowest AQI (US) recorded in

June

25AQI (US)

202547AQI (US)

26
5
24
4
15
15
1
17
13
20
11
12
18
15
15
1
30
1
30
11
20
13
17
22
9
235
128
2

Highest AQI (US) recorded in

July

57AQI (US)

Lowest AQI (US) recorded in

September

32AQI (US)

202442AQI (US)

29
2
22
7
24
7
13
16
1
22
9
22
8
26
5
22
9
23
7
27
4
20
10
31
281
84
1

Highest AQI (US) recorded in

April

56AQI (US)

Lowest AQI (US) recorded in

December

31AQI (US)

202346AQI (US)

20
9
1
19
9
11
20
8
22
14
17
14
16
21
10
28
3
23
7
26
5
21
8
20
10
225
136
1

Highest AQI (US) recorded in

April

59AQI (US)

Lowest AQI (US) recorded in

August

36AQI (US)

202244AQI (US)

25
4
17
4
18
13
11
6
9
22
18
12
14
7
1
1
24
4
27
4
22
8
27
3
213
88

Highest AQI (US) recorded in

May

56AQI (US)

Lowest AQI (US) recorded in

December

35AQI (US)

202143AQI (US)

21
7
19
9
16
14
18
6
19
12
12
18
23
8
26
5
24
6
26
5
21
9
25
6
250
105

Highest AQI (US) recorded in

June

52AQI (US)

Lowest AQI (US) recorded in

August

37AQI (US)

202045AQI (US)

5
7
1
14
7
8
10
16
14
25
6
12
16
3
17
2
29
2
21
9
24
7
171
80
4

Highest AQI (US) recorded in

August

63AQI (US)

Lowest AQI (US) recorded in

October

35AQI (US)

Most & Least Polluted Years Over the Last 7 Years

Most Polluted Year Recorded
2025(Avg.)
47AQI (US)
Least Polluted Year Recorded
2026(Avg.)
36AQI (US)

Imabari's annual 2026 AQI (US) (36) shows an average percentage change of -18.9% (improved AQI (US)) compared to previous years: 2020 (45), 2021 (43), 2022 (44), 2023 (46), 2024 (42), 2025 (47).