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HistoryAQIPM₂.₅PM₁₀COSO₂NO₂O₃

Saifu, Umi, Fukuoka, 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

Saifu, Umi, Fukuoka, Japan

2022
2023
2024
2025
2026
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
20th Aug 2023
61AQI
Lowest AQI recorded on
31st Aug 2023
12AQI

Same Day Analysis (14th August):
On this day, AQI across the 5 years varied significantly: 2026 ranks 3rd highest AQI at 36 of Good air quality, showing improvement over 2025 and 2024 on the same day.

Day & Night AQI Trend: 13th Aug - 14th Aug 2026

Saifu, Umi, Fukuoka, Japan

AQI
Day
Night
.

5 AM13th Aug 2026

7 PM

4 AM14th Aug 2026

Day time
Avg. Highest Time
3PM13th Aug

29AQI

Avg. Lowest Time
1PM13th Aug

21AQI

Night time
Avg. Highest Time
9PM13th Aug

44AQI

Avg. Lowest Time
2AM14th Aug

27AQI

In the last 24 hours,

Saifu's AQI reached its highest point of 44 at 9 PM during the Night, while the lowest point, 21, was recorded at 1 PM during the Day between 13th Aug and 14th Aug 2026.

Day & Night AQI Trend : Jul - Aug 2026

Saifu, Umi, Fukuoka, Japan

JulAug
16th - 17th17th - 18th18th - 19th19th - 20th20th - 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
Day
Night
16th Jul 2026285 AMAQI
16th Jul 2026296 AMAQI
16th Jul 2026277 AMAQI
16th Jul 2026288 AMAQI
16th Jul 2026269 AMAQI
16th Jul 20262610 AMAQI
16th Jul 20263011 AMAQI
16th Jul 20262812 PMAQI
16th Jul 2026361 PMAQI
16th Jul 2026512 PMAQI
16th Jul 2026293 PMAQI
16th Jul 2026274 PMAQI
16th Jul 2026255 PMAQI
16th Jul 2026266 PMAQI
16th Jul 2026257 PMAQI
16th Jul 2026318 PMAQI
16th Jul 2026279 PMAQI
16th Jul 20262610 PMAQI
16th Jul 20263011 PMAQI
17th Jul 20263212 AMAQI
17th Jul 2026261 AMAQI
17th Jul 2026232 AMAQI
17th Jul 2026223 AMAQI
17th Jul 2026264 AMAQI

29°C26/35°C

17th Jul 2026255 AMAQI
17th Jul 2026256 AMAQI
17th Jul 2026277 AMAQI
17th Jul 2026248 AMAQI
17th Jul 2026249 AMAQI
17th Jul 20262410 AMAQI
17th Jul 20262611 AMAQI
17th Jul 20262612 PMAQI
17th Jul 2026251 PMAQI
17th Jul 2026262 PMAQI
17th Jul 2026233 PMAQI
17th Jul 2026294 PMAQI
17th Jul 2026275 PMAQI
17th Jul 2026296 PMAQI
17th Jul 2026277 PMAQI
17th Jul 2026318 PMAQI
17th Jul 2026319 PMAQI
17th Jul 20262510 PMAQI
17th Jul 20263111 PMAQI
18th Jul 20263312 AMAQI
18th Jul 2026291 AMAQI
18th Jul 2026292 AMAQI
18th Jul 2026293 AMAQI
18th Jul 2026294 AMAQI

28°C26/34°C

18th Jul 2026295 AMAQI
18th Jul 2026296 AMAQI
18th Jul 2026317 AMAQI
18th Jul 2026298 AMAQI
18th Jul 2026279 AMAQI
18th Jul 20262910 AMAQI
18th Jul 20262711 AMAQI
18th Jul 20262912 PMAQI
18th Jul 2026291 PMAQI
18th Jul 2026292 PMAQI
18th Jul 2026293 PMAQI
18th Jul 2026404 PMAQI
18th Jul 2026485 PMAQI
18th Jul 2026446 PMAQI
18th Jul 2026387 PMAQI
18th Jul 2026318 PMAQI
18th Jul 2026279 PMAQI
18th Jul 20262910 PMAQI
18th Jul 20262511 PMAQI
19th Jul 20262712 AMAQI
19th Jul 2026291 AMAQI
19th Jul 2026252 AMAQI
19th Jul 2026273 AMAQI
19th Jul 2026294 AMAQI

29°C25/34°C

19th Jul 2026275 AMAQI
19th Jul 2026276 AMAQI
19th Jul 2026257 AMAQI
19th Jul 2026348 AMAQI
19th Jul 2026349 AMAQI
19th Jul 20262910 AMAQI
19th Jul 20263311 AMAQI
19th Jul 20263112 PMAQI
19th Jul 2026291 PMAQI
19th Jul 2026292 PMAQI
19th Jul 2026293 PMAQI
19th Jul 2026254 PMAQI
19th Jul 2026295 PMAQI
19th Jul 2026296 PMAQI
19th Jul 2026337 PMAQI
19th Jul 2026338 PMAQI
19th Jul 2026339 PMAQI
19th Jul 20263610 PMAQI
19th Jul 20263611 PMAQI
20th Jul 20262912 AMAQI
20th Jul 2026311 AMAQI
20th Jul 2026292 AMAQI
20th Jul 2026313 AMAQI
20th Jul 2026294 AMAQI

30°C25/35°C

20th Jul 2026295 AMAQI
20th Jul 2026256 AMAQI
20th Jul 2026277 AMAQI
20th Jul 2026258 AMAQI
20th Jul 2026259 AMAQI
20th Jul 20262510 AMAQI
20th Jul 20263411 AMAQI
20th Jul 20263612 PMAQI
20th Jul 2026341 PMAQI
20th Jul 2026362 PMAQI
20th Jul 2026293 PMAQI
20th Jul 2026294 PMAQI
20th Jul 2026275 PMAQI
20th Jul 2026296 PMAQI
20th Jul 2026297 PMAQI
20th Jul 2026258 PMAQI
20th Jul 2026259 PMAQI
20th Jul 20262310 PMAQI
20th Jul 20262511 PMAQI
21st Jul 20262312 AMAQI
21st Jul 2026231 AMAQI
21st Jul 2026252 AMAQI
21st Jul 2026233 AMAQI
21st Jul 2026234 AMAQI

29°C25/34°C

21st Jul 2026215 AMAQI
21st Jul 2026256 AMAQI
21st Jul 2026257 AMAQI
21st Jul 2026218 AMAQI
21st Jul 2026219 AMAQI
21st Jul 20262310 AMAQI
21st Jul 20262511 AMAQI
21st Jul 2026291 PMAQI
21st Jul 2026292 PMAQI
21st Jul 2026383 PMAQI
21st Jul 2026364 PMAQI
21st Jul 2026405 PMAQI
21st Jul 2026546 PMAQI
21st Jul 2026967 PMAQI
21st Jul 2026628 PMAQI
21st Jul 2026529 PMAQI
21st Jul 20265010 PMAQI
21st Jul 20265211 PMAQI
22nd Jul 20265212 AMAQI
22nd Jul 2026451 AMAQI
22nd Jul 2026312 AMAQI
22nd Jul 2026313 AMAQI
22nd Jul 2026274 AMAQI

30°C25/34°C

22nd Jul 2026215 AMAQI
22nd Jul 2026216 AMAQI
22nd Jul 2026257 AMAQI
22nd Jul 2026178 AMAQI
22nd Jul 2026259 AMAQI
22nd Jul 20262710 AMAQI
22nd Jul 20263311 AMAQI
22nd Jul 20263612 PMAQI
22nd Jul 2026361 PMAQI
22nd Jul 2026312 PMAQI
22nd Jul 2026363 PMAQI
22nd Jul 2026334 PMAQI
22nd Jul 2026295 PMAQI
22nd Jul 2026296 PMAQI
22nd Jul 2026297 PMAQI
22nd Jul 2026278 PMAQI
22nd Jul 2026259 PMAQI
22nd Jul 20262310 PMAQI
22nd Jul 20262511 PMAQI
23rd Jul 20262512 AMAQI
23rd Jul 2026251 AMAQI
23rd Jul 2026292 AMAQI
23rd Jul 2026233 AMAQI
23rd Jul 2026274 AMAQI

30°C25/37°C

23rd Jul 2026255 AMAQI
23rd Jul 2026236 AMAQI
23rd Jul 2026217 AMAQI
23rd Jul 2026278 AMAQI
23rd Jul 2026259 AMAQI
23rd Jul 20262910 AMAQI
23rd Jul 20262711 AMAQI
23rd Jul 20263312 PMAQI
23rd Jul 2026331 PMAQI
23rd Jul 2026292 PMAQI
23rd Jul 2026293 PMAQI
23rd Jul 2026254 PMAQI
23rd Jul 2026255 PMAQI
23rd Jul 2026296 PMAQI
23rd Jul 2026257 PMAQI
23rd Jul 2026278 PMAQI
23rd Jul 2026299 PMAQI
23rd Jul 20262910 PMAQI
23rd Jul 20262911 PMAQI
24th Jul 20262712 AMAQI
24th Jul 2026291 AMAQI
24th Jul 2026272 AMAQI
24th Jul 2026253 AMAQI
24th Jul 2026274 AMAQI

30°C25/36°C

24th Jul 2026255 AMAQI
24th Jul 2026256 AMAQI
24th Jul 2026277 AMAQI
24th Jul 2026278 AMAQI
24th Jul 2026279 AMAQI
24th Jul 20262910 AMAQI
24th Jul 20263311 AMAQI
24th Jul 20263312 PMAQI
24th Jul 2026331 PMAQI
24th Jul 2026362 PMAQI
24th Jul 2026383 PMAQI
24th Jul 2026364 PMAQI
24th Jul 2026365 PMAQI
24th Jul 2026336 PMAQI
24th Jul 2026317 PMAQI
24th Jul 2026338 PMAQI
24th Jul 2026339 PMAQI
24th Jul 20263110 PMAQI
24th Jul 20262911 PMAQI
25th Jul 20262712 AMAQI
25th Jul 2026271 AMAQI
25th Jul 2026252 AMAQI
25th Jul 2026273 AMAQI
25th Jul 2026254 AMAQI

30°C24/36°C

25th Jul 2026255 AMAQI
25th Jul 2026236 AMAQI
25th Jul 2026257 AMAQI
25th Jul 2026238 AMAQI
25th Jul 2026219 AMAQI
25th Jul 20262110 AMAQI
25th Jul 20262311 AMAQI
25th Jul 20262112 PMAQI
25th Jul 2026211 PMAQI
25th Jul 2026212 PMAQI
25th Jul 2026253 PMAQI
25th Jul 2026214 PMAQI
25th Jul 2026235 PMAQI
25th Jul 2026216 PMAQI
25th Jul 2026217 PMAQI
25th Jul 2026218 PMAQI
25th Jul 2026239 PMAQI
25th Jul 20262110 PMAQI
25th Jul 20262311 PMAQI
26th Jul 20262512 AMAQI
26th Jul 2026251 AMAQI
26th Jul 2026252 AMAQI
26th Jul 2026213 AMAQI
26th Jul 2026214 AMAQI

30°C25/36°C

26th Jul 2026215 AMAQI
26th Jul 2026256 AMAQI
26th Jul 2026257 AMAQI
26th Jul 2026258 AMAQI
26th Jul 2026259 AMAQI
26th Jul 20263810 AMAQI
26th Jul 20262911 AMAQI
26th Jul 20262512 PMAQI
26th Jul 2026251 PMAQI
26th Jul 2026252 PMAQI
26th Jul 2026233 PMAQI
26th Jul 2026254 PMAQI
26th Jul 2026235 PMAQI
26th Jul 2026256 PMAQI
26th Jul 2026217 PMAQI
26th Jul 2026218 PMAQI
26th Jul 2026259 PMAQI
26th Jul 20262510 PMAQI
26th Jul 20262911 PMAQI
27th Jul 20262112 AMAQI
27th Jul 2026211 AMAQI
27th Jul 2026252 AMAQI
27th Jul 2026253 AMAQI
27th Jul 2026254 AMAQI

30°C24/36°C

27th Jul 2026255 AMAQI
27th Jul 2026256 AMAQI
27th Jul 2026257 AMAQI
27th Jul 2026298 AMAQI
27th Jul 2026299 AMAQI
27th Jul 20263810 AMAQI
27th Jul 20262511 AMAQI
27th Jul 20262112 PMAQI
27th Jul 2026271 PMAQI
27th Jul 2026292 PMAQI
27th Jul 2026253 PMAQI
27th Jul 2026294 PMAQI
27th Jul 2026215 PMAQI
27th Jul 2026296 PMAQI
27th Jul 2026297 PMAQI
27th Jul 2026258 PMAQI
27th Jul 2026219 PMAQI
27th Jul 20262310 PMAQI
27th Jul 20262511 PMAQI
28th Jul 20262512 AMAQI
28th Jul 2026211 AMAQI
28th Jul 2026382 AMAQI
28th Jul 2026383 AMAQI
28th Jul 2026294 AMAQI

30°C25/37°C

28th Jul 2026255 AMAQI
28th Jul 2026216 AMAQI
28th Jul 2026257 AMAQI
28th Jul 2026298 AMAQI
28th Jul 2026339 AMAQI
28th Jul 20262510 AMAQI
28th Jul 20262511 AMAQI
28th Jul 20263312 PMAQI
28th Jul 2026251 PMAQI
28th Jul 2026252 PMAQI
28th Jul 2026293 PMAQI
28th Jul 2026254 PMAQI
28th Jul 2026255 PMAQI
28th Jul 2026256 PMAQI
28th Jul 2026257 PMAQI
28th Jul 2026258 PMAQI
28th Jul 2026259 PMAQI
28th Jul 20262910 PMAQI
28th Jul 20262511 PMAQI
29th Jul 20262512 AMAQI
29th Jul 2026251 AMAQI
29th Jul 2026252 AMAQI
29th Jul 2026253 AMAQI
29th Jul 2026254 AMAQI

30°C25/38°C

29th Jul 2026255 AMAQI
29th Jul 2026276 AMAQI
29th Jul 2026297 AMAQI
29th Jul 2026298 AMAQI
29th Jul 2026219 AMAQI
29th Jul 20262110 AMAQI
29th Jul 20262511 AMAQI
29th Jul 20262512 PMAQI
29th Jul 2026291 PMAQI
29th Jul 2026252 PMAQI
29th Jul 2026213 PMAQI
29th Jul 2026234 PMAQI
29th Jul 2026235 PMAQI
29th Jul 2026256 PMAQI
29th Jul 2026257 PMAQI
29th Jul 2026258 PMAQI
29th Jul 2026259 PMAQI
29th Jul 20262110 PMAQI
29th Jul 20262911 PMAQI
30th Jul 20262112 AMAQI
30th Jul 2026251 AMAQI
30th Jul 2026212 AMAQI
30th Jul 2026293 AMAQI
30th Jul 2026344 AMAQI

27°C25/32°C

30th Jul 2026295 AMAQI
30th Jul 2026256 AMAQI
30th Jul 2026257 AMAQI
30th Jul 2026258 AMAQI
30th Jul 2026259 AMAQI
30th Jul 20262510 AMAQI
30th Jul 20262511 AMAQI
30th Jul 20262512 PMAQI
30th Jul 2026251 PMAQI
30th Jul 2026252 PMAQI
30th Jul 2026293 PMAQI
30th Jul 2026294 PMAQI
30th Jul 2026295 PMAQI
30th Jul 2026256 PMAQI
30th Jul 2026257 PMAQI
30th Jul 2026258 PMAQI
30th Jul 2026259 PMAQI
30th Jul 20262510 PMAQI
30th Jul 20262511 PMAQI
31st Jul 20262512 AMAQI
31st Jul 2026211 AMAQI
31st Jul 2026212 AMAQI
31st Jul 2026253 AMAQI
31st Jul 2026254 AMAQI

30°C25/37°C

31st Jul 2026255 AMAQI
31st Jul 2026256 AMAQI
31st Jul 2026297 AMAQI
31st Jul 2026218 AMAQI
31st Jul 2026259 AMAQI
31st Jul 20262510 AMAQI
31st Jul 20262511 AMAQI
31st Jul 20262112 PMAQI
31st Jul 2026211 PMAQI
31st Jul 2026212 PMAQI
31st Jul 2026213 PMAQI
31st Jul 2026214 PMAQI
31st Jul 2026215 PMAQI
31st Jul 2026216 PMAQI
31st Jul 2026217 PMAQI
31st Jul 2026218 PMAQI
31st Jul 2026239 PMAQI
31st Jul 20262110 PMAQI
31st Jul 20262511 PMAQI
1st Aug 20262112 AMAQI
1st Aug 2026231 AMAQI
1st Aug 2026232 AMAQI
1st Aug 2026253 AMAQI
1st Aug 2026294 AMAQI

30°C24/38°C

1st Aug 2026255 AMAQI
1st Aug 2026256 AMAQI
1st Aug 2026257 AMAQI
1st Aug 2026258 AMAQI
1st Aug 2026259 AMAQI
1st Aug 20262510 AMAQI
1st Aug 20262111 AMAQI
1st Aug 20262112 PMAQI
1st Aug 2026251 PMAQI
1st Aug 2026252 PMAQI
1st Aug 2026273 PMAQI
1st Aug 2026274 PMAQI
1st Aug 2026335 PMAQI
1st Aug 2026296 PMAQI
1st Aug 2026367 PMAQI
1st Aug 2026388 PMAQI
1st Aug 2026389 PMAQI
1st Aug 20263310 PMAQI
1st Aug 20263611 PMAQI
2nd Aug 20263312 AMAQI
2nd Aug 2026361 AMAQI
2nd Aug 2026362 AMAQI
2nd Aug 2026383 AMAQI
2nd Aug 2026384 AMAQI

31°C25/38°C

2nd Aug 2026365 AMAQI
2nd Aug 2026336 AMAQI
2nd Aug 2026367 AMAQI
2nd Aug 2026388 AMAQI
2nd Aug 2026519 AMAQI
2nd Aug 20264410 AMAQI
2nd Aug 20265311 AMAQI
2nd Aug 20265812 PMAQI
2nd Aug 2026581 PMAQI
2nd Aug 2026532 PMAQI
2nd Aug 2026523 PMAQI
2nd Aug 2026564 PMAQI
2nd Aug 2026525 PMAQI
2nd Aug 2026486 PMAQI
2nd Aug 2026427 PMAQI
2nd Aug 2026408 PMAQI
2nd Aug 2026509 PMAQI
2nd Aug 20264910 PMAQI
2nd Aug 20264811 PMAQI
3rd Aug 20264912 AMAQI
3rd Aug 2026521 AMAQI
3rd Aug 2026562 AMAQI
3rd Aug 2026563 AMAQI
3rd Aug 2026574 AMAQI

31°C25/38°C

3rd Aug 2026625 AMAQI
3rd Aug 2026496 AMAQI
3rd Aug 2026467 AMAQI
3rd Aug 2026468 AMAQI
3rd Aug 2026509 AMAQI
3rd Aug 20264410 AMAQI
3rd Aug 20264811 AMAQI
3rd Aug 20265012 PMAQI
3rd Aug 2026531 PMAQI
3rd Aug 2026552 PMAQI
3rd Aug 2026523 PMAQI
3rd Aug 2026504 PMAQI
3rd Aug 2026465 PMAQI
3rd Aug 2026496 PMAQI
3rd Aug 2026517 PMAQI
3rd Aug 2026508 PMAQI
3rd Aug 2026469 PMAQI
3rd Aug 20264610 PMAQI
3rd Aug 20264411 PMAQI
4th Aug 20264412 AMAQI
4th Aug 2026441 AMAQI
4th Aug 2026422 AMAQI
4th Aug 2026423 AMAQI
4th Aug 2026384 AMAQI

32°C26/38°C

4th Aug 2026405 AMAQI
4th Aug 2026426 AMAQI
4th Aug 2026407 AMAQI
4th Aug 2026408 AMAQI
4th Aug 2026369 AMAQI
4th Aug 20263810 AMAQI
4th Aug 20264211 AMAQI
4th Aug 20264612 PMAQI
4th Aug 2026481 PMAQI
4th Aug 2026512 PMAQI
4th Aug 2026633 PMAQI
4th Aug 2026594 PMAQI
4th Aug 2026585 PMAQI
4th Aug 2026426 PMAQI
4th Aug 2026407 PMAQI
4th Aug 2026428 PMAQI
4th Aug 2026429 PMAQI
4th Aug 20264610 PMAQI
4th Aug 20264611 PMAQI
5th Aug 20265012 AMAQI
5th Aug 2026461 AMAQI
5th Aug 2026442 AMAQI
5th Aug 2026503 AMAQI
5th Aug 2026424 AMAQI

31°C26/37°C

5th Aug 2026405 AMAQI
5th Aug 2026366 AMAQI
5th Aug 2026387 AMAQI
5th Aug 2026408 AMAQI
5th Aug 2026389 AMAQI
5th Aug 20263610 AMAQI
5th Aug 20264011 AMAQI
5th Aug 20263612 PMAQI
5th Aug 2026341 PMAQI
5th Aug 2026332 PMAQI
5th Aug 2026333 PMAQI
5th Aug 2026364 PMAQI
5th Aug 2026335 PMAQI
5th Aug 2026316 PMAQI
5th Aug 2026297 PMAQI
5th Aug 2026298 PMAQI
5th Aug 2026319 PMAQI
5th Aug 20263310 PMAQI
5th Aug 20263811 PMAQI
6th Aug 20263612 AMAQI
6th Aug 2026381 AMAQI
6th Aug 2026422 AMAQI
6th Aug 2026423 AMAQI
6th Aug 2026444 AMAQI

31°C27/37°C

6th Aug 2026405 AMAQI
6th Aug 2026366 AMAQI
6th Aug 2026387 AMAQI
6th Aug 2026368 AMAQI
6th Aug 2026339 AMAQI
6th Aug 20263110 AMAQI
6th Aug 20263311 AMAQI
6th Aug 20263112 PMAQI
6th Aug 2026271 PMAQI
6th Aug 2026252 PMAQI
6th Aug 2026253 PMAQI
6th Aug 2026294 PMAQI
6th Aug 2026275 PMAQI
6th Aug 2026296 PMAQI
6th Aug 2026277 PMAQI
6th Aug 2026278 PMAQI
6th Aug 2026279 PMAQI
6th Aug 20262510 PMAQI
6th Aug 20262511 PMAQI
7th Aug 20262512 AMAQI
7th Aug 2026251 AMAQI
7th Aug 2026232 AMAQI
7th Aug 2026213 AMAQI
7th Aug 2026214 AMAQI

30°C25/37°C

7th Aug 2026215 AMAQI
7th Aug 2026236 AMAQI
7th Aug 2026217 AMAQI
7th Aug 2026218 AMAQI
7th Aug 2026219 AMAQI
7th Aug 20262110 AMAQI
7th Aug 20262111 AMAQI
7th Aug 20263212 PMAQI
7th Aug 2026461 PMAQI
7th Aug 2026232 PMAQI
7th Aug 2026213 PMAQI
7th Aug 2026234 PMAQI
7th Aug 2026215 PMAQI
7th Aug 2026216 PMAQI
7th Aug 2026217 PMAQI
7th Aug 2026218 PMAQI
7th Aug 2026219 PMAQI
7th Aug 20262110 PMAQI
7th Aug 20262111 PMAQI
8th Aug 20262112 AMAQI
8th Aug 2026211 AMAQI
8th Aug 2026212 AMAQI
8th Aug 2026213 AMAQI
8th Aug 2026234 AMAQI

30°C27/35°C

8th Aug 2026255 AMAQI
8th Aug 2026216 AMAQI
8th Aug 2026217 AMAQI
8th Aug 2026218 AMAQI
8th Aug 2026219 AMAQI
8th Aug 20262310 AMAQI
8th Aug 20262511 AMAQI
8th Aug 20262312 PMAQI
8th Aug 2026231 PMAQI
8th Aug 2026232 PMAQI
8th Aug 2026213 PMAQI
8th Aug 2026254 PMAQI
8th Aug 2026215 PMAQI
8th Aug 2026216 PMAQI
8th Aug 2026237 PMAQI
8th Aug 2026258 PMAQI
8th Aug 2026259 PMAQI
8th Aug 20262510 PMAQI
8th Aug 20262311 PMAQI
9th Aug 20262112 AMAQI
9th Aug 2026231 AMAQI
9th Aug 2026212 AMAQI
9th Aug 2026213 AMAQI
9th Aug 2026214 AMAQI

30°C26/36°C

9th Aug 2026215 AMAQI
9th Aug 2026216 AMAQI
9th Aug 2026217 AMAQI
9th Aug 2026218 AMAQI
9th Aug 2026259 AMAQI
9th Aug 20262310 AMAQI
9th Aug 20262111 AMAQI
9th Aug 20262112 PMAQI
9th Aug 2026211 PMAQI
9th Aug 2026212 PMAQI
9th Aug 2026213 PMAQI
9th Aug 2026234 PMAQI
9th Aug 2026235 PMAQI
9th Aug 2026216 PMAQI
9th Aug 2026217 PMAQI
9th Aug 2026238 PMAQI
9th Aug 2026239 PMAQI
9th Aug 20262110 PMAQI
9th Aug 20262311 PMAQI
10th Aug 20262112 AMAQI
10th Aug 2026211 AMAQI
10th Aug 2026212 AMAQI
10th Aug 2026213 AMAQI
10th Aug 2026234 AMAQI

29°C23/36°C

10th Aug 2026235 AMAQI
10th Aug 2026216 AMAQI
10th Aug 2026217 AMAQI
10th Aug 2026258 AMAQI
10th Aug 2026259 AMAQI
10th Aug 20262510 AMAQI
10th Aug 20262511 AMAQI
10th Aug 20263812 PMAQI
10th Aug 2026211 PMAQI
10th Aug 2026212 PMAQI
10th Aug 2026233 PMAQI
10th Aug 2026234 PMAQI
10th Aug 2026215 PMAQI
10th Aug 2026216 PMAQI
10th Aug 2026257 PMAQI
10th Aug 2026258 PMAQI
10th Aug 2026259 PMAQI
10th Aug 20262510 PMAQI
10th Aug 20262511 PMAQI
11th Aug 20262112 AMAQI
11th Aug 2026251 AMAQI
11th Aug 2026212 AMAQI
11th Aug 2026233 AMAQI
11th Aug 2026234 AMAQI

29°C25/35°C

11th Aug 2026215 AMAQI
11th Aug 2026216 AMAQI
11th Aug 2026217 AMAQI
11th Aug 2026238 AMAQI
11th Aug 2026239 AMAQI
11th Aug 20262110 AMAQI
11th Aug 20262111 AMAQI
11th Aug 20262312 PMAQI
11th Aug 2026211 PMAQI
11th Aug 2026232 PMAQI
11th Aug 2026253 PMAQI
11th Aug 2026214 PMAQI
11th Aug 2026235 PMAQI
11th Aug 2026256 PMAQI
11th Aug 2026237 PMAQI
11th Aug 2026238 PMAQI
11th Aug 2026259 PMAQI
11th Aug 20262510 PMAQI
11th Aug 20262511 PMAQI
12th Aug 20262112 AMAQI
12th Aug 2026211 AMAQI
12th Aug 2026212 AMAQI
12th Aug 2026253 AMAQI
12th Aug 2026214 AMAQI

27°C23/33°C

12th Aug 2026255 AMAQI
12th Aug 2026256 AMAQI
12th Aug 2026257 AMAQI
12th Aug 2026258 AMAQI
12th Aug 2026279 AMAQI
12th Aug 20263410 AMAQI
12th Aug 20262111 AMAQI
12th Aug 20262112 PMAQI
12th Aug 2026211 PMAQI
12th Aug 2026252 PMAQI
12th Aug 2026213 PMAQI
12th Aug 2026214 PMAQI
12th Aug 2026235 PMAQI
12th Aug 2026216 PMAQI
12th Aug 2026257 PMAQI
12th Aug 2026218 PMAQI
12th Aug 2026239 PMAQI
12th Aug 20262310 PMAQI
12th Aug 20262311 PMAQI
13th Aug 20262312 AMAQI
13th Aug 2026211 AMAQI
13th Aug 2026232 AMAQI
13th Aug 2026213 AMAQI
13th Aug 2026214 AMAQI

26°C20/31°C

13th Aug 2026235 AMAQI
13th Aug 2026216 AMAQI
13th Aug 2026217 AMAQI
13th Aug 2026218 AMAQI
13th Aug 2026239 AMAQI
13th Aug 20262110 AMAQI
13th Aug 20262111 AMAQI
13th Aug 20262112 PMAQI
13th Aug 2026211 PMAQI
13th Aug 2026252 PMAQI
13th Aug 2026293 PMAQI
13th Aug 2026294 PMAQI
13th Aug 2026255 PMAQI
13th Aug 2026256 PMAQI
13th Aug 2026277 PMAQI
13th Aug 2026428 PMAQI
13th Aug 2026449 PMAQI
13th Aug 20263810 PMAQI
13th Aug 20262911 PMAQI
14th Aug 20262912 AMAQI
14th Aug 2026291 AMAQI
14th Aug 2026272 AMAQI
14th Aug 2026293 AMAQI
14th Aug 2026294 AMAQI

26°C22/31°C

14th Aug 2026315 AMAQI
5 AM
14th Aug 2026296 AMAQI
14th Aug 2026257 AMAQI
14th Aug 2026298 AMAQI
14th Aug 2026259 AMAQI
14th Aug 20262510 AMAQI
14th Aug 20262511 AMAQI
14th Aug 20262712 PMAQI
12 PM
14th Aug 2026291 PMAQI
14th Aug 2026292 PMAQI
14th Aug 2026333 PMAQI
14th Aug 2026564 PMAQI
14th Aug 2026445 PMAQI
14th Aug 2026556 PMAQI
14th Aug 2026527 PMAQI
7 PM
14th Aug 2026568 PMAQI
14th Aug 2026519 PMAQI
14th Aug 20265110 PMAQI
14th Aug 20264611 PMAQI
12 AM
4 AM

27°C23/33°C

Day time
Avg. Highest Time
4 PM

31AQI

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

27AQI

3 hours / Day
90 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 4 PM to 4 PM (Avg. 31), while the lowest AQI was between 6 AM to 8 AM (Avg. 27).
Night time
Avg. Highest Time
8 PM - 9 PM

31AQI

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

28AQI

1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 8 PM to 9 PM (Avg. 31), while the lowest AQI was between 2 AM to 2 AM (Avg. 28).

2026 Days Vs Air Quality

Saifu, Umi, Fukuoka, Japan

2026

81%

183

19%

43

Total number of days with different AQI categories in last 226 days in 2026 (139 days remaining)

Good
183 Days
Moderate
43 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 226 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

Saifu, Umi, Fukuoka, 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
18AQI (US)
2nd January 2026
25AQI (US)
3rd January 2026
32AQI (US)
4th January 2026
44AQI (US)
5th January 2026
54AQI (US)
6th January 2026
23AQI (US)
7th January 2026
47AQI (US)
8th January 2026
19AQI (US)
9th January 2026
28AQI (US)
10th January 2026
38AQI (US)
11th January 2026
23AQI (US)
12th January 2026
26AQI (US)
13th January 2026
34AQI (US)
14th January 2026
28AQI (US)
15th January 2026
44AQI (US)
16th January 2026
62AQI (US)
17th January 2026
52AQI (US)
18th January 2026
66AQI (US)
19th January 2026
55AQI (US)
20th January 2026
30AQI (US)
21st January 2026
12AQI (US)
22nd January 2026
24AQI (US)
23rd January 2026
41AQI (US)
24th January 2026
46AQI (US)
25th January 2026
26AQI (US)
26th January 2026
24AQI (US)
27th January 2026
50AQI (US)
28th January 2026
33AQI (US)
29th January 2026
46AQI (US)
30th January 2026
24AQI (US)
31st January 2026
22AQI (US)
1st February 2026
49AQI (US)
2nd February 2026
42AQI (US)
3rd February 2026
37AQI (US)
4th February 2026
35AQI (US)
5th February 2026
38AQI (US)
6th February 2026
44AQI (US)
7th February 2026
28AQI (US)
8th February 2026
22AQI (US)
9th February 2026
38AQI (US)
10th February 2026
39AQI (US)
11th February 2026
44AQI (US)
12th February 2026
47AQI (US)
13th February 2026
69AQI (US)
14th February 2026
48AQI (US)
15th February 2026
50AQI (US)
16th February 2026
66AQI (US)
17th February 2026
23AQI (US)
18th February 2026
28AQI (US)
19th February 2026
64AQI (US)
20th February 2026
64AQI (US)
21st February 2026
55AQI (US)
22nd February 2026
28AQI (US)
23rd February 2026
30AQI (US)
24th February 2026
19AQI (US)
25th February 2026
28AQI (US)
26th February 2026
28AQI (US)
27th February 2026
50AQI (US)
28th February 2026
49AQI (US)
1st March 2026
41AQI (US)
2nd March 2026
80AQI (US)
3rd March 2026
39AQI (US)
4th March 2026
55AQI (US)
5th March 2026
54AQI (US)
6th March 2026
51AQI (US)
7th March 2026
53AQI (US)
8th March 2026
48AQI (US)
9th March 2026
59AQI (US)
10th March 2026
43AQI (US)
11th March 2026
38AQI (US)
12th March 2026
61AQI (US)
13th March 2026
45AQI (US)
14th March 2026
45AQI (US)
15th March 2026
62AQI (US)
16th March 2026
57AQI (US)
17th March 2026
46AQI (US)
18th March 2026
58AQI (US)
19th March 2026
36AQI (US)
20th March 2026
43AQI (US)
21st March 2026
31AQI (US)
22nd March 2026
44AQI (US)
23rd March 2026
31AQI (US)
24th March 2026
46AQI (US)
25th March 2026
34AQI (US)
26th March 2026
30AQI (US)
27th March 2026
54AQI (US)
28th March 2026
75AQI (US)
29th March 2026
84AQI (US)
30th March 2026
53AQI (US)
31st March 2026
15AQI (US)
1st April 2026
22AQI (US)
2nd April 2026
58AQI (US)
3rd April 2026
64AQI (US)
4th April 2026
28AQI (US)
5th April 2026
32AQI (US)
6th April 2026
62AQI (US)
7th April 2026
34AQI (US)
8th April 2026
22AQI (US)
9th April 2026
35AQI (US)
10th April 2026
44AQI (US)
11th April 2026
36AQI (US)
12th April 2026
50AQI (US)
13th April 2026
40AQI (US)
14th April 2026
34AQI (US)
15th April 2026
37AQI (US)
16th April 2026
37AQI (US)
17th April 2026
31AQI (US)
18th April 2026
30AQI (US)
19th April 2026
39AQI (US)
20th April 2026
39AQI (US)
21st April 2026
56AQI (US)
22nd April 2026
52AQI (US)
23rd April 2026
16AQI (US)
24th April 2026
37AQI (US)
25th April 2026
45AQI (US)
26th April 2026
47AQI (US)
27th April 2026
53AQI (US)
28th April 2026
42AQI (US)
29th April 2026
38AQI (US)
30th April 2026
34AQI (US)
1st May 2026
52AQI (US)
2nd May 2026
56AQI (US)
3rd May 2026
36AQI (US)
4th May 2026
29AQI (US)
5th May 2026
27AQI (US)
6th May 2026
33AQI (US)
7th May 2026
58AQI (US)
8th May 2026
32AQI (US)
9th May 2026
26AQI (US)
10th May 2026
30AQI (US)
11th May 2026
35AQI (US)
12th May 2026
35AQI (US)
13th May 2026
46AQI (US)
14th May 2026
36AQI (US)
15th May 2026
33AQI (US)
16th May 2026
77AQI (US)
17th May 2026
63AQI (US)
18th May 2026
53AQI (US)
19th May 2026
46AQI (US)
20th May 2026
61AQI (US)
21st May 2026
65AQI (US)
22nd May 2026
70AQI (US)
23rd May 2026
62AQI (US)
24th May 2026
63AQI (US)
25th May 2026
54AQI (US)
26th May 2026
41AQI (US)
27th May 2026
23AQI (US)
28th May 2026
24AQI (US)
29th May 2026
26AQI (US)
30th May 2026
26AQI (US)
31st May 2026
41AQI (US)
1st June 2026
57AQI (US)
2nd June 2026
11AQI (US)
3rd June 2026
19AQI (US)
4th June 2026
24AQI (US)
5th June 2026
22AQI (US)
6th June 2026
32AQI (US)
7th June 2026
11AQI (US)
8th June 2026
24AQI (US)
9th June 2026
23AQI (US)
10th June 2026
23AQI (US)
11th June 2026
26AQI (US)
12th June 2026
25AQI (US)
13th June 2026
26AQI (US)
14th June 2026
24AQI (US)
15th June 2026
22AQI (US)
16th June 2026
26AQI (US)
17th June 2026
24AQI (US)
18th June 2026
26AQI (US)
19th June 2026
28AQI (US)
20th June 2026
22AQI (US)
21st June 2026
20AQI (US)
22nd June 2026
20AQI (US)
23rd June 2026
21AQI (US)
24th June 2026
20AQI (US)
25th June 2026
26AQI (US)
26th June 2026
30AQI (US)
27th June 2026
27AQI (US)
28th June 2026
28AQI (US)
29th June 2026
26AQI (US)
30th June 2026
25AQI (US)
1st July 2026
23AQI (US)
2nd July 2026
18AQI (US)
3rd July 2026
26AQI (US)
4th July 2026
24AQI (US)
5th July 2026
20AQI (US)
6th July 2026
17AQI (US)
7th July 2026
25AQI (US)
8th July 2026
42AQI (US)
9th July 2026
40AQI (US)
10th July 2026
31AQI (US)
11th July 2026
33AQI (US)
12th July 2026
29AQI (US)
13th July 2026
32AQI (US)
14th July 2026
27AQI (US)
15th July 2026
26AQI (US)
16th July 2026
29AQI (US)
17th July 2026
26AQI (US)
18th July 2026
31AQI (US)
19th July 2026
30AQI (US)
20th July 2026
29AQI (US)
21st July 2026
35AQI (US)
22nd July 2026
30AQI (US)
23rd July 2026
27AQI (US)
24th July 2026
30AQI (US)
25th July 2026
23AQI (US)
26th July 2026
25AQI (US)
27th July 2026
26AQI (US)
28th July 2026
27AQI (US)
29th July 2026
25AQI (US)
30th July 2026
26AQI (US)
31st July 2026
23AQI (US)
1st August 2026
28AQI (US)
2nd August 2026
45AQI (US)
3rd August 2026
50AQI (US)
4th August 2026
45AQI (US)
5th August 2026
37AQI (US)
6th August 2026
32AQI (US)
7th August 2026
23AQI (US)
8th August 2026
23AQI (US)
9th August 2026
22AQI (US)
10th August 2026
24AQI (US)
11th August 2026
23AQI (US)
12th August 2026
23AQI (US)
13th August 2026
26AQI (US)
14th August 2026
36AQI (US)
15th August 2026
16th August 2026
17th August 2026
18th August 2026
19th August 2026
20th August 2026
21st August 2026
22nd August 2026
23rd August 2026
24th August 2026
25th August 2026
26th August 2026
27th August 2026
28th August 2026
29th August 2026
30th August 2026
31st August 2026
1st September 2026
2nd September 2026
3rd September 2026
4th September 2026
5th September 2026
6th September 2026
7th September 2026
8th September 2026
9th September 2026
10th September 2026
11th September 2026
12th September 2026
13th September 2026
14th September 2026
15th September 2026
16th September 2026
17th September 2026
18th September 2026
19th September 2026
20th September 2026
21st September 2026
22nd September 2026
23rd September 2026
24th September 2026
25th September 2026
26th September 2026
27th September 2026
28th September 2026
29th September 2026
30th September 2026
1st October 2026
2nd October 2026
3rd October 2026
4th October 2026
5th October 2026
6th October 2026
7th October 2026
8th October 2026
9th October 2026
10th October 2026
11th October 2026
12th October 2026
13th October 2026
14th October 2026
15th October 2026
16th October 2026
17th October 2026
18th October 2026
19th October 2026
20th October 2026
21st October 2026
22nd October 2026
23rd October 2026
24th October 2026
25th October 2026
26th October 2026
27th October 2026
28th October 2026
29th October 2026
30th October 2026
31st October 2026
1st November 2026
2nd November 2026
3rd November 2026
4th November 2026
5th November 2026
6th November 2026
7th November 2026
8th November 2026
9th November 2026
10th November 2026
11th November 2026
12th November 2026
13th November 2026
14th November 2026
15th November 2026
16th November 2026
17th November 2026
18th November 2026
19th November 2026
20th November 2026
21st November 2026
22nd November 2026
23rd November 2026
24th November 2026
25th November 2026
26th November 2026
27th November 2026
28th November 2026
29th November 2026
30th November 2026
1st December 2026
2nd December 2026
3rd December 2026
4th December 2026
5th December 2026
6th December 2026
7th December 2026
8th December 2026
9th December 2026
10th December 2026
11th December 2026
12th December 2026
13th December 2026
14th December 2026
15th December 2026
16th December 2026
17th December 2026
18th December 2026
19th December 2026
20th December 2026
21st December 2026
22nd December 2026
23rd December 2026
24th December 2026
25th December 2026
26th December 2026
27th December 2026
28th December 2026
29th December 2026
30th December 2026
31st December 2026

35AQI (US)

42AQI (US)

49AQI (US)

40AQI (US)

44AQI (US)

25AQI (US)

28AQI (US)

31AQI (US)

No. of days

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

202637AQI (US)

26
5
23
5
17
14
24
6
19
12
29
1
31
14
183
43

Highest AQI (US) recorded in

March

49AQI (US)

Lowest AQI (US) recorded in

June

25AQI (US)

202544AQI (US)

23
8
25
3
18
13
21
9
24
7
25
5
18
13
28
3
30
18
13
14
16
21
10
265
100

Highest AQI (US) recorded in

November

50AQI (US)

Lowest AQI (US) recorded in

September

31AQI (US)

202438AQI (US)

22
8
24
5
21
10
21
8
1
25
6
23
7
31
28
3
25
5
30
1
27
3
30
1
307
57
1

Highest AQI (US) recorded in

April

49AQI (US)

Lowest AQI (US) recorded in

July

24AQI (US)

202343AQI (US)

20
9
2
18
10
16
15
17
13
20
11
24
6
25
6
28
3
30
26
5
19
10
20
11
263
99
2

Highest AQI (US) recorded in

January

53AQI (US)

Lowest AQI (US) recorded in

August

31AQI (US)

202247AQI (US)

19
10
14
8
12
19
16
13
10
21
22
8
16
5
1
25
3
24
7
19
11
19
12
196
118

Highest AQI (US) recorded in

May

58AQI (US)

Lowest AQI (US) recorded in

September

40AQI (US)

202144AQI (US)

17
12
20
8
15
14
2
19
11
18
13
16
14
27
4
31
25
5
21
10
17
13
20
11
246
115
2

Highest AQI (US) recorded in

March

52AQI (US)

Lowest AQI (US) recorded in

August

30AQI (US)

202044AQI (US)

9
4
11
10
7
11
21
9
31
15
14
2
17
2
25
6
21
9
21
10
178
75
2

Highest AQI (US) recorded in

August

56AQI (US)

Lowest AQI (US) recorded in

July

27AQI (US)

Most & Least Polluted Years Over the Last 7 Years

Most Polluted Year Recorded
2022(Avg.)
47AQI (US)
Least Polluted Year Recorded
2026(Avg.)
37AQI (US)

Saifu's annual 2026 AQI (US) (37) shows an average percentage change of -14.2% (improved AQI (US)) compared to previous years: 2020 (44), 2021 (44), 2022 (47), 2023 (43), 2024 (38), 2025 (44).