Hiraiso, Oakashicho, Hyogo, 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
Hiraiso, Oakashicho, Hyogo, Japan
2022
2023
2024
2025
2026
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
3rd Aug 2024
60AQILowest AQI recorded on
29th Aug 2024
14AQISame Day Analysis (15th 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 2024 on the same day.
Day & Night AQI Trend: 14th Aug - 15th Aug 2026
Hiraiso, Oakashicho, Hyogo, Japan
AQI
Day
Night
.
5 AM14th Aug 2026
7 PM
4 AM15th Aug 2026
Day time
Avg. Highest Time
6PM14th Aug
54AQI
Avg. Lowest Time
9AM14th Aug
36AQI
Night time
Avg. Highest Time
7PM14th Aug
51AQI
Avg. Lowest Time
4AM15th Aug
31AQI
In the last 24 hours,
Hiraiso's AQI reached its highest point of 54 at 6 PM during the Day, while the lowest point, 31, was recorded at 4 AM during the Night between 14th Aug and 15th Aug 2026.
Day & Night AQI Trend : Jul - Aug 2026
Hiraiso, Oakashicho, Hyogo, Japan
JulAug
17th - 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 - 15th15th
Day
Night
17th Jul 2026315 AMAQI
17th Jul 2026346 AMAQI
17th Jul 2026347 AMAQI
17th Jul 2026368 AMAQI
17th Jul 2026339 AMAQI
17th Jul 20263310 AMAQI
17th Jul 20263111 AMAQI
17th Jul 20263812 PMAQI
17th Jul 2026341 PMAQI
17th Jul 2026242 PMAQI
17th Jul 2026223 PMAQI
17th Jul 2026644 PMAQI
17th Jul 2026585 PMAQI
17th Jul 2026606 PMAQI
17th Jul 2026577 PMAQI
17th Jul 2026628 PMAQI
17th Jul 2026599 PMAQI
17th Jul 20266210 PMAQI
17th Jul 20265711 PMAQI
18th Jul 20265212 AMAQI
18th Jul 2026581 AMAQI
18th Jul 2026562 AMAQI
18th Jul 2026573 AMAQI
18th Jul 2026554 AMAQI
29°C26/33°C
18th Jul 2026535 AMAQI
18th Jul 2026536 AMAQI
18th Jul 2026547 AMAQI
18th Jul 2026538 AMAQI
18th Jul 2026549 AMAQI
18th Jul 20265510 AMAQI
18th Jul 20266011 AMAQI
18th Jul 20266212 PMAQI
18th Jul 2026651 PMAQI
18th Jul 2026682 PMAQI
18th Jul 2026663 PMAQI
18th Jul 2026624 PMAQI
18th Jul 2026575 PMAQI
18th Jul 2026546 PMAQI
18th Jul 2026587 PMAQI
18th Jul 2026648 PMAQI
18th Jul 2026629 PMAQI
18th Jul 20265910 PMAQI
18th Jul 20265911 PMAQI
19th Jul 20266412 AMAQI
19th Jul 2026581 AMAQI
19th Jul 2026442 AMAQI
19th Jul 2026503 AMAQI
19th Jul 2026474 AMAQI
28°C26/31°C
19th Jul 2026445 AMAQI
19th Jul 2026446 AMAQI
19th Jul 2026517 AMAQI
19th Jul 2026488 AMAQI
19th Jul 2026559 AMAQI
19th Jul 20265410 AMAQI
19th Jul 20265111 AMAQI
19th Jul 20265312 PMAQI
19th Jul 2026541 PMAQI
19th Jul 2026542 PMAQI
19th Jul 2026553 PMAQI
19th Jul 2026574 PMAQI
19th Jul 2026605 PMAQI
19th Jul 2026576 PMAQI
19th Jul 2026567 PMAQI
19th Jul 2026548 PMAQI
19th Jul 2026509 PMAQI
19th Jul 20264810 PMAQI
19th Jul 20264811 PMAQI
20th Jul 20264712 AMAQI
20th Jul 2026461 AMAQI
20th Jul 2026462 AMAQI
20th Jul 2026363 AMAQI
20th Jul 2026314 AMAQI
28°C26/31°C
20th Jul 2026275 AMAQI
20th Jul 2026336 AMAQI
20th Jul 2026317 AMAQI
20th Jul 2026368 AMAQI
20th Jul 2026369 AMAQI
20th Jul 20262910 AMAQI
20th Jul 20262911 AMAQI
20th Jul 20263612 PMAQI
20th Jul 2026441 PMAQI
20th Jul 2026442 PMAQI
20th Jul 2026483 PMAQI
20th Jul 2026514 PMAQI
20th Jul 2026495 PMAQI
20th Jul 2026586 PMAQI
20th Jul 2026657 PMAQI
20th Jul 2026608 PMAQI
20th Jul 2026679 PMAQI
20th Jul 20266210 PMAQI
20th Jul 20265811 PMAQI
21st Jul 20265412 AMAQI
21st Jul 2026571 AMAQI
21st Jul 2026552 AMAQI
21st Jul 2026563 AMAQI
21st Jul 2026574 AMAQI
29°C26/31°C
21st Jul 2026605 AMAQI
21st Jul 2026606 AMAQI
21st Jul 2026627 AMAQI
21st Jul 2026648 AMAQI
21st Jul 2026629 AMAQI
21st Jul 20266010 AMAQI
21st Jul 20266511 AMAQI
21st Jul 2026701 PMAQI
21st Jul 2026722 PMAQI
21st Jul 2026753 PMAQI
21st Jul 2026744 PMAQI
21st Jul 2026745 PMAQI
21st Jul 2026816 PMAQI
21st Jul 20261147 PMAQI
21st Jul 2026888 PMAQI
21st Jul 2026849 PMAQI
21st Jul 20268010 PMAQI
21st Jul 20267411 PMAQI
22nd Jul 20267812 AMAQI
22nd Jul 2026761 AMAQI
22nd Jul 2026622 AMAQI
22nd Jul 2026553 AMAQI
22nd Jul 2026484 AMAQI
30°C27/33°C
22nd Jul 2026515 AMAQI
22nd Jul 2026466 AMAQI
22nd Jul 2026547 AMAQI
22nd Jul 2026858 AMAQI
22nd Jul 2026709 AMAQI
22nd Jul 20267110 AMAQI
22nd Jul 20267411 AMAQI
22nd Jul 20265912 PMAQI
22nd Jul 2026721 PMAQI
22nd Jul 2026932 PMAQI
22nd Jul 2026903 PMAQI
22nd Jul 2026874 PMAQI
22nd Jul 2026975 PMAQI
22nd Jul 20261006 PMAQI
22nd Jul 2026887 PMAQI
22nd Jul 20261128 PMAQI
22nd Jul 20261189 PMAQI
22nd Jul 202610410 PMAQI
22nd Jul 202610011 PMAQI
23rd Jul 202611112 AMAQI
23rd Jul 2026991 AMAQI
23rd Jul 20261082 AMAQI
23rd Jul 20261043 AMAQI
23rd Jul 2026964 AMAQI
30°C27/34°C
23rd Jul 2026765 AMAQI
23rd Jul 2026686 AMAQI
23rd Jul 2026697 AMAQI
23rd Jul 20261048 AMAQI
23rd Jul 2026819 AMAQI
23rd Jul 20269210 AMAQI
23rd Jul 202610111 AMAQI
23rd Jul 20269812 PMAQI
23rd Jul 2026991 PMAQI
23rd Jul 20261102 PMAQI
23rd Jul 2026903 PMAQI
23rd Jul 2026904 PMAQI
23rd Jul 20261005 PMAQI
23rd Jul 20261046 PMAQI
23rd Jul 2026827 PMAQI
23rd Jul 2026878 PMAQI
23rd Jul 2026909 PMAQI
23rd Jul 20268110 PMAQI
23rd Jul 20264011 PMAQI
24th Jul 20264612 AMAQI
24th Jul 2026401 AMAQI
24th Jul 2026402 AMAQI
24th Jul 2026403 AMAQI
24th Jul 2026384 AMAQI
31°C27/35°C
24th Jul 2026255 AMAQI
24th Jul 2026336 AMAQI
24th Jul 2026407 AMAQI
24th Jul 2026318 AMAQI
24th Jul 2026389 AMAQI
24th Jul 20265010 AMAQI
24th Jul 20263611 AMAQI
24th Jul 20264012 PMAQI
24th Jul 2026461 PMAQI
24th Jul 2026462 PMAQI
24th Jul 2026553 PMAQI
24th Jul 2026724 PMAQI
24th Jul 2026725 PMAQI
24th Jul 2026566 PMAQI
24th Jul 2026627 PMAQI
24th Jul 2026578 PMAQI
24th Jul 2026729 PMAQI
24th Jul 20267310 PMAQI
24th Jul 20264011 PMAQI
25th Jul 20263612 AMAQI
25th Jul 2026511 AMAQI
25th Jul 2026422 AMAQI
25th Jul 2026443 AMAQI
25th Jul 2026424 AMAQI
31°C27/35°C
25th Jul 2026515 AMAQI
25th Jul 2026426 AMAQI
25th Jul 2026447 AMAQI
25th Jul 2026508 AMAQI
25th Jul 2026539 AMAQI
25th Jul 20265110 AMAQI
25th Jul 20264811 AMAQI
25th Jul 20264812 PMAQI
25th Jul 2026531 PMAQI
25th Jul 2026552 PMAQI
25th Jul 2026583 PMAQI
25th Jul 2026604 PMAQI
25th Jul 2026685 PMAQI
25th Jul 2026586 PMAQI
25th Jul 2026567 PMAQI
25th Jul 2026468 PMAQI
25th Jul 2026589 PMAQI
25th Jul 20265010 PMAQI
25th Jul 20264811 PMAQI
26th Jul 20264612 AMAQI
26th Jul 2026461 AMAQI
26th Jul 2026442 AMAQI
26th Jul 2026423 AMAQI
26th Jul 2026424 AMAQI
30°C27/35°C
26th Jul 2026405 AMAQI
26th Jul 2026426 AMAQI
26th Jul 2026427 AMAQI
26th Jul 2026428 AMAQI
26th Jul 2026409 AMAQI
26th Jul 20264810 AMAQI
26th Jul 20264611 AMAQI
26th Jul 20265412 PMAQI
26th Jul 2026551 PMAQI
26th Jul 2026572 PMAQI
26th Jul 2026623 PMAQI
26th Jul 2026634 PMAQI
26th Jul 2026625 PMAQI
26th Jul 2026596 PMAQI
26th Jul 2026587 PMAQI
26th Jul 2026568 PMAQI
26th Jul 2026559 PMAQI
26th Jul 20265110 PMAQI
26th Jul 20263811 PMAQI
27th Jul 20263312 AMAQI
27th Jul 2026361 AMAQI
27th Jul 2026312 AMAQI
27th Jul 2026333 AMAQI
27th Jul 2026334 AMAQI
30°C27/34°C
27th Jul 2026335 AMAQI
27th Jul 2026366 AMAQI
27th Jul 2026337 AMAQI
27th Jul 2026368 AMAQI
27th Jul 2026369 AMAQI
27th Jul 20264210 AMAQI
27th Jul 20263811 AMAQI
27th Jul 20264212 PMAQI
27th Jul 2026481 PMAQI
27th Jul 2026442 PMAQI
27th Jul 2026483 PMAQI
27th Jul 2026504 PMAQI
27th Jul 2026505 PMAQI
27th Jul 2026516 PMAQI
27th Jul 2026487 PMAQI
27th Jul 2026508 PMAQI
27th Jul 2026489 PMAQI
27th Jul 20265110 PMAQI
27th Jul 20264411 PMAQI
28th Jul 20264212 AMAQI
28th Jul 2026441 AMAQI
28th Jul 2026382 AMAQI
28th Jul 2026423 AMAQI
28th Jul 2026424 AMAQI
29°C27/33°C
28th Jul 2026425 AMAQI
28th Jul 2026466 AMAQI
28th Jul 2026447 AMAQI
28th Jul 2026448 AMAQI
28th Jul 2026489 AMAQI
28th Jul 20264810 AMAQI
28th Jul 20265311 AMAQI
28th Jul 20265812 PMAQI
28th Jul 2026591 PMAQI
28th Jul 2026622 PMAQI
28th Jul 2026573 PMAQI
28th Jul 2026554 PMAQI
28th Jul 2026535 PMAQI
28th Jul 2026586 PMAQI
28th Jul 2026507 PMAQI
28th Jul 2026488 PMAQI
28th Jul 2026589 PMAQI
28th Jul 20264010 PMAQI
28th Jul 20264011 PMAQI
29th Jul 20263812 AMAQI
29th Jul 2026401 AMAQI
29th Jul 2026362 AMAQI
29th Jul 2026363 AMAQI
29th Jul 2026314 AMAQI
28°C26/31°C
29th Jul 2026295 AMAQI
29th Jul 2026406 AMAQI
29th Jul 2026337 AMAQI
29th Jul 2026428 AMAQI
29th Jul 2026339 AMAQI
29th Jul 20264010 AMAQI
29th Jul 20264811 AMAQI
29th Jul 20263612 PMAQI
29th Jul 2026501 PMAQI
29th Jul 2026552 PMAQI
29th Jul 2026423 PMAQI
29th Jul 2026494 PMAQI
29th Jul 2026465 PMAQI
29th Jul 2026556 PMAQI
29th Jul 2026557 PMAQI
29th Jul 2026548 PMAQI
29th Jul 2026569 PMAQI
29th Jul 20265410 PMAQI
29th Jul 20265711 PMAQI
30th Jul 20265112 AMAQI
30th Jul 2026521 AMAQI
30th Jul 2026462 AMAQI
30th Jul 2026503 AMAQI
30th Jul 2026474 AMAQI
28°C26/31°C
30th Jul 2026425 AMAQI
30th Jul 2026506 AMAQI
30th Jul 2026507 AMAQI
30th Jul 2026558 AMAQI
30th Jul 2026529 AMAQI
30th Jul 20265110 AMAQI
30th Jul 20265411 AMAQI
30th Jul 20265412 PMAQI
30th Jul 2026451 PMAQI
30th Jul 2026442 PMAQI
30th Jul 2026583 PMAQI
30th Jul 2026594 PMAQI
30th Jul 2026595 PMAQI
30th Jul 2026506 PMAQI
30th Jul 2026547 PMAQI
30th Jul 2026468 PMAQI
30th Jul 2026539 PMAQI
30th Jul 20263810 PMAQI
30th Jul 20264211 PMAQI
31st Jul 20265212 AMAQI
31st Jul 2026521 AMAQI
31st Jul 2026442 AMAQI
31st Jul 2026383 AMAQI
31st Jul 2026404 AMAQI
30°C27/34°C
31st Jul 2026445 AMAQI
31st Jul 2026426 AMAQI
31st Jul 2026487 AMAQI
31st Jul 2026528 AMAQI
31st Jul 2026539 AMAQI
31st Jul 20265310 AMAQI
31st Jul 20265511 AMAQI
31st Jul 20265312 PMAQI
31st Jul 2026531 PMAQI
31st Jul 2026572 PMAQI
31st Jul 2026573 PMAQI
31st Jul 2026634 PMAQI
31st Jul 2026625 PMAQI
31st Jul 2026536 PMAQI
31st Jul 2026517 PMAQI
31st Jul 2026508 PMAQI
31st Jul 2026489 PMAQI
31st Jul 20264610 PMAQI
31st Jul 20264611 PMAQI
1st Aug 20265012 AMAQI
1st Aug 2026401 AMAQI
1st Aug 2026422 AMAQI
1st Aug 2026403 AMAQI
1st Aug 2026364 AMAQI
30°C27/34°C
1st Aug 2026405 AMAQI
1st Aug 2026426 AMAQI
1st Aug 2026447 AMAQI
1st Aug 2026408 AMAQI
1st Aug 2026409 AMAQI
1st Aug 20264410 AMAQI
1st Aug 20265111 AMAQI
1st Aug 20266412 PMAQI
1st Aug 2026671 PMAQI
1st Aug 2026622 PMAQI
1st Aug 2026553 PMAQI
1st Aug 2026554 PMAQI
1st Aug 2026575 PMAQI
1st Aug 2026566 PMAQI
1st Aug 2026527 PMAQI
1st Aug 2026508 PMAQI
1st Aug 2026519 PMAQI
1st Aug 20264810 PMAQI
1st Aug 20265311 PMAQI
2nd Aug 20264612 AMAQI
2nd Aug 2026441 AMAQI
2nd Aug 2026462 AMAQI
2nd Aug 2026483 AMAQI
2nd Aug 2026384 AMAQI
30°C27/34°C
2nd Aug 2026445 AMAQI
2nd Aug 2026446 AMAQI
2nd Aug 2026427 AMAQI
2nd Aug 2026428 AMAQI
2nd Aug 2026409 AMAQI
2nd Aug 20264810 AMAQI
2nd Aug 20265111 AMAQI
2nd Aug 20265212 PMAQI
2nd Aug 2026551 PMAQI
2nd Aug 2026572 PMAQI
2nd Aug 2026533 PMAQI
2nd Aug 2026634 PMAQI
2nd Aug 2026545 PMAQI
2nd Aug 2026596 PMAQI
2nd Aug 2026567 PMAQI
2nd Aug 2026538 PMAQI
2nd Aug 2026469 PMAQI
2nd Aug 20264610 PMAQI
2nd Aug 20263811 PMAQI
3rd Aug 20264012 AMAQI
3rd Aug 2026381 AMAQI
3rd Aug 2026382 AMAQI
3rd Aug 2026383 AMAQI
3rd Aug 2026364 AMAQI
31°C27/34°C
3rd Aug 2026405 AMAQI
3rd Aug 2026386 AMAQI
3rd Aug 2026407 AMAQI
3rd Aug 2026428 AMAQI
3rd Aug 2026369 AMAQI
3rd Aug 20263110 AMAQI
3rd Aug 20264011 AMAQI
3rd Aug 20265412 PMAQI
3rd Aug 2026581 PMAQI
3rd Aug 2026662 PMAQI
3rd Aug 2026603 PMAQI
3rd Aug 2026644 PMAQI
3rd Aug 2026625 PMAQI
3rd Aug 2026586 PMAQI
3rd Aug 2026607 PMAQI
3rd Aug 2026498 PMAQI
3rd Aug 2026489 PMAQI
3rd Aug 20264410 PMAQI
3rd Aug 20265011 PMAQI
4th Aug 20264612 AMAQI
4th Aug 2026311 AMAQI
4th Aug 2026332 AMAQI
4th Aug 2026293 AMAQI
4th Aug 2026274 AMAQI
29°C27/32°C
4th Aug 2026295 AMAQI
4th Aug 2026276 AMAQI
4th Aug 2026277 AMAQI
4th Aug 2026258 AMAQI
4th Aug 2026259 AMAQI
4th Aug 20262510 AMAQI
4th Aug 20262511 AMAQI
4th Aug 20262312 PMAQI
4th Aug 2026271 PMAQI
4th Aug 2026292 PMAQI
4th Aug 2026313 PMAQI
4th Aug 2026314 PMAQI
4th Aug 2026295 PMAQI
4th Aug 2026316 PMAQI
4th Aug 2026317 PMAQI
4th Aug 2026318 PMAQI
4th Aug 2026299 PMAQI
4th Aug 20262510 PMAQI
4th Aug 20262511 PMAQI
5th Aug 20262512 AMAQI
5th Aug 2026231 AMAQI
5th Aug 2026232 AMAQI
5th Aug 2026233 AMAQI
5th Aug 2026214 AMAQI
29°C27/31°C
5th Aug 2026235 AMAQI
5th Aug 2026236 AMAQI
5th Aug 2026217 AMAQI
5th Aug 2026258 AMAQI
5th Aug 2026259 AMAQI
5th Aug 20262310 AMAQI
5th Aug 20262311 AMAQI
5th Aug 20262512 PMAQI
5th Aug 2026231 PMAQI
5th Aug 2026252 PMAQI
5th Aug 2026273 PMAQI
5th Aug 2026254 PMAQI
5th Aug 2026295 PMAQI
5th Aug 2026336 PMAQI
5th Aug 2026277 PMAQI
5th Aug 2026238 PMAQI
5th Aug 2026259 PMAQI
5th Aug 20262910 PMAQI
5th Aug 20262511 PMAQI
6th Aug 20262312 AMAQI
6th Aug 2026211 AMAQI
6th Aug 2026212 AMAQI
6th Aug 2026233 AMAQI
6th Aug 2026254 AMAQI
29°C26/33°C
6th Aug 2026295 AMAQI
6th Aug 2026366 AMAQI
6th Aug 2026387 AMAQI
6th Aug 2026318 AMAQI
6th Aug 2026319 AMAQI
6th Aug 20263610 AMAQI
6th Aug 20262311 AMAQI
6th Aug 20262512 PMAQI
6th Aug 2026251 PMAQI
6th Aug 2026252 PMAQI
6th Aug 2026213 PMAQI
6th Aug 2026234 PMAQI
6th Aug 2026235 PMAQI
6th Aug 2026216 PMAQI
6th Aug 2026217 PMAQI
6th Aug 2026218 PMAQI
6th Aug 2026259 PMAQI
6th Aug 20262510 PMAQI
6th Aug 20262111 PMAQI
7th Aug 20262912 AMAQI
7th Aug 2026211 AMAQI
7th Aug 2026212 AMAQI
7th Aug 2026213 AMAQI
7th Aug 2026214 AMAQI
30°C27/34°C
7th Aug 2026215 AMAQI
7th Aug 2026236 AMAQI
7th Aug 2026237 AMAQI
7th Aug 2026258 AMAQI
7th Aug 2026219 AMAQI
7th Aug 20262110 AMAQI
7th Aug 20262111 AMAQI
7th Aug 20262112 PMAQI
7th Aug 2026271 PMAQI
7th Aug 2026302 PMAQI
7th Aug 2026253 PMAQI
7th Aug 2026424 PMAQI
7th Aug 2026235 PMAQI
7th Aug 2026296 PMAQI
7th Aug 2026257 PMAQI
7th Aug 2026368 PMAQI
7th Aug 2026339 PMAQI
7th Aug 20263810 PMAQI
7th Aug 20263111 PMAQI
8th Aug 20262512 AMAQI
8th Aug 2026211 AMAQI
8th Aug 2026252 AMAQI
8th Aug 2026253 AMAQI
8th Aug 2026234 AMAQI
30°C27/34°C
8th Aug 2026215 AMAQI
8th Aug 2026216 AMAQI
8th Aug 2026257 AMAQI
8th Aug 2026258 AMAQI
8th Aug 2026219 AMAQI
8th Aug 20262110 AMAQI
8th Aug 20262711 AMAQI
8th Aug 20263112 PMAQI
8th Aug 2026421 PMAQI
8th Aug 2026442 PMAQI
8th Aug 2026443 PMAQI
8th Aug 2026364 PMAQI
8th Aug 2026425 PMAQI
8th Aug 2026426 PMAQI
8th Aug 2026297 PMAQI
8th Aug 2026298 PMAQI
8th Aug 2026239 PMAQI
8th Aug 20262310 PMAQI
8th Aug 20262311 PMAQI
9th Aug 20262112 AMAQI
9th Aug 2026211 AMAQI
9th Aug 2026212 AMAQI
9th Aug 2026253 AMAQI
9th Aug 2026254 AMAQI
29°C27/32°C
9th Aug 2026215 AMAQI
9th Aug 2026216 AMAQI
9th Aug 2026217 AMAQI
9th Aug 2026218 AMAQI
9th Aug 2026259 AMAQI
9th Aug 20262110 AMAQI
9th Aug 20262311 AMAQI
9th Aug 20262112 PMAQI
9th Aug 2026231 PMAQI
9th Aug 2026212 PMAQI
9th Aug 2026253 PMAQI
9th Aug 2026254 PMAQI
9th Aug 2026345 PMAQI
9th Aug 2026426 PMAQI
9th Aug 2026407 PMAQI
9th Aug 2026338 PMAQI
9th Aug 2026299 PMAQI
9th Aug 20262310 PMAQI
9th Aug 20262511 PMAQI
10th Aug 20262312 AMAQI
10th Aug 2026251 AMAQI
10th Aug 2026232 AMAQI
10th Aug 2026253 AMAQI
10th Aug 2026214 AMAQI
28°C26/30°C
10th Aug 2026255 AMAQI
10th Aug 2026256 AMAQI
10th Aug 2026257 AMAQI
10th Aug 2026238 AMAQI
10th Aug 2026239 AMAQI
10th Aug 20262510 AMAQI
10th Aug 20262511 AMAQI
10th Aug 20262312 PMAQI
10th Aug 2026251 PMAQI
10th Aug 2026232 PMAQI
10th Aug 2026233 PMAQI
10th Aug 2026234 PMAQI
10th Aug 2026215 PMAQI
10th Aug 2026236 PMAQI
10th Aug 2026237 PMAQI
10th Aug 2026238 PMAQI
10th Aug 2026239 PMAQI
10th Aug 20262110 PMAQI
10th Aug 20262111 PMAQI
11th Aug 20262112 AMAQI
11th Aug 2026211 AMAQI
11th Aug 2026212 AMAQI
11th Aug 2026213 AMAQI
11th Aug 2026234 AMAQI
27°C25/31°C
11th Aug 2026215 AMAQI
11th Aug 2026216 AMAQI
11th Aug 2026257 AMAQI
11th Aug 2026238 AMAQI
11th Aug 2026239 AMAQI
11th Aug 20262510 AMAQI
11th Aug 20262511 AMAQI
11th Aug 20262112 PMAQI
11th Aug 2026231 PMAQI
11th Aug 2026272 PMAQI
11th Aug 2026293 PMAQI
11th Aug 2026214 PMAQI
11th Aug 2026295 PMAQI
11th Aug 2026216 PMAQI
11th Aug 2026217 PMAQI
11th Aug 2026218 PMAQI
11th Aug 2026219 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
26°C23/29°C
12th Aug 2026235 AMAQI
12th Aug 2026236 AMAQI
12th Aug 2026217 AMAQI
12th Aug 2026218 AMAQI
12th Aug 2026219 AMAQI
12th Aug 20262310 AMAQI
12th Aug 20262111 AMAQI
12th Aug 20262112 PMAQI
12th Aug 2026211 PMAQI
12th Aug 2026252 PMAQI
12th Aug 2026213 PMAQI
12th Aug 2026234 PMAQI
12th Aug 2026215 PMAQI
12th Aug 2026236 PMAQI
12th Aug 2026237 PMAQI
12th Aug 2026218 PMAQI
12th Aug 2026219 PMAQI
12th Aug 20262910 PMAQI
12th Aug 20262511 PMAQI
13th Aug 20262312 AMAQI
13th Aug 2026211 AMAQI
13th Aug 2026212 AMAQI
13th Aug 2026213 AMAQI
13th Aug 2026234 AMAQI
26°C24/27°C
13th Aug 2026235 AMAQI
13th Aug 2026216 AMAQI
13th Aug 2026217 AMAQI
13th Aug 2026258 AMAQI
13th Aug 2026219 AMAQI
13th Aug 20262310 AMAQI
13th Aug 20262511 AMAQI
13th Aug 20262512 PMAQI
13th Aug 2026251 PMAQI
13th Aug 2026252 PMAQI
13th Aug 2026233 PMAQI
13th Aug 2026214 PMAQI
13th Aug 2026215 PMAQI
13th Aug 2026216 PMAQI
13th Aug 2026297 PMAQI
13th Aug 2026298 PMAQI
13th Aug 2026319 PMAQI
13th Aug 20263310 PMAQI
13th Aug 20263311 PMAQI
14th Aug 20264412 AMAQI
14th Aug 2026551 AMAQI
14th Aug 2026362 AMAQI
14th Aug 2026463 AMAQI
14th Aug 2026484 AMAQI
27°C24/29°C
14th Aug 2026495 AMAQI
14th Aug 2026446 AMAQI
14th Aug 2026467 AMAQI
14th Aug 2026468 AMAQI
14th Aug 2026369 AMAQI
14th Aug 20264010 AMAQI
14th Aug 20264711 AMAQI
14th Aug 20264812 PMAQI
14th Aug 2026461 PMAQI
14th Aug 2026502 PMAQI
14th Aug 2026463 PMAQI
14th Aug 2026514 PMAQI
14th Aug 2026515 PMAQI
14th Aug 2026546 PMAQI
14th Aug 2026517 PMAQI
14th Aug 2026488 PMAQI
14th Aug 2026489 PMAQI
14th Aug 20264810 PMAQI
14th Aug 20263311 PMAQI
15th Aug 20263112 AMAQI
15th Aug 2026361 AMAQI
15th Aug 2026332 AMAQI
15th Aug 2026313 AMAQI
15th Aug 2026314 AMAQI
27°C25/30°C
15th Aug 2026335 AMAQI
5 AM15th Aug 2026296 AMAQI
15th Aug 2026297 AMAQI
15th Aug 2026258 AMAQI
15th Aug 2026259 AMAQI
15th Aug 20262510 AMAQI
15th Aug 20262511 AMAQI
15th Aug 20263812 PMAQI
12 PM15th Aug 2026211 PMAQI
15th Aug 2026232 PMAQI
15th Aug 2026213 PMAQI
15th Aug 2026214 PMAQI
15th Aug 2026215 PMAQI
15th Aug 2026236 PMAQI
15th Aug 2026217 PMAQI
7 PM15th Aug 2026258 PMAQI
15th Aug 2026259 PMAQI
15th Aug 20262910 PMAQI
15th Aug 20262911 PMAQI
12 AM
4 AM
28°C26/31°C
Day time
Avg. Highest Time
4 PM - 7 PM
49AQI
4 hours / Day
120 hours / Month
Avg. Lowest Time
5 AM - 7 AM
37AQI
3 hours / Day
90 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 4 PM to 7 PM (Avg. 49), while the lowest AQI was between 5 AM to 7 AM (Avg. 37).
Night time
Avg. Highest Time
8 PM - 9 PM
49AQI
2 hours / Day
60 hours / Month
Avg. Lowest Time
2 AM - 4 AM
38AQI
3 hours / Day
90 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 8 PM to 9 PM (Avg. 49), while the lowest AQI was between 2 AM to 4 AM (Avg. 38).
2026 Days Vs Air Quality
Hiraiso, Oakashicho, Hyogo, Japan
2026
79%
180
21%
47
Total number of days with different AQI categories in last 227 days in 2026 (138 days remaining)
Good
180 DaysModerate
47 DaysPoor
0 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 79%
Health Risk Level:
Low
In 2026, 79% of 227 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
Hiraiso, Oakashicho, Hyogo, 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
23AQI (US)
23AQI (US)
2nd January 2026
22AQI (US)
22AQI (US)
3rd January 2026
17AQI (US)
17AQI (US)
4th January 2026
39AQI (US)
39AQI (US)
5th January 2026
55AQI (US)
55AQI (US)
6th January 2026
14AQI (US)
14AQI (US)
7th January 2026
36AQI (US)
36AQI (US)
8th January 2026
40AQI (US)
40AQI (US)
9th January 2026
26AQI (US)
26AQI (US)
10th January 2026
49AQI (US)
49AQI (US)
11th January 2026
38AQI (US)
38AQI (US)
12th January 2026
37AQI (US)
37AQI (US)
13th January 2026
32AQI (US)
32AQI (US)
14th January 2026
27AQI (US)
27AQI (US)
15th January 2026
46AQI (US)
46AQI (US)
16th January 2026
71AQI (US)
71AQI (US)
17th January 2026
78AQI (US)
78AQI (US)
18th January 2026
47AQI (US)
47AQI (US)
19th January 2026
45AQI (US)
45AQI (US)
20th January 2026
27AQI (US)
27AQI (US)
21st January 2026
13AQI (US)
13AQI (US)
22nd January 2026
25AQI (US)
25AQI (US)
23rd January 2026
39AQI (US)
39AQI (US)
24th January 2026
45AQI (US)
45AQI (US)
25th January 2026
31AQI (US)
31AQI (US)
26th January 2026
13AQI (US)
13AQI (US)
27th January 2026
44AQI (US)
44AQI (US)
28th January 2026
29AQI (US)
29AQI (US)
29th January 2026
20AQI (US)
20AQI (US)
30th January 2026
38AQI (US)
38AQI (US)
31st January 2026
34AQI (US)
34AQI (US)
1st February 2026
40AQI (US)
40AQI (US)
2nd February 2026
54AQI (US)
54AQI (US)
3rd February 2026
25AQI (US)
25AQI (US)
4th February 2026
38AQI (US)
38AQI (US)
5th February 2026
58AQI (US)
58AQI (US)
6th February 2026
53AQI (US)
53AQI (US)
7th February 2026
13AQI (US)
13AQI (US)
8th February 2026
11AQI (US)
11AQI (US)
9th February 2026
37AQI (US)
37AQI (US)
10th February 2026
49AQI (US)
49AQI (US)
11th February 2026
49AQI (US)
49AQI (US)
12th February 2026
51AQI (US)
51AQI (US)
13th February 2026
60AQI (US)
60AQI (US)
14th February 2026
73AQI (US)
73AQI (US)
15th February 2026
87AQI (US)
87AQI (US)
16th February 2026
58AQI (US)
58AQI (US)
17th February 2026
16AQI (US)
16AQI (US)
18th February 2026
27AQI (US)
27AQI (US)
19th February 2026
35AQI (US)
35AQI (US)
20th February 2026
37AQI (US)
37AQI (US)
21st February 2026
58AQI (US)
58AQI (US)
22nd February 2026
43AQI (US)
43AQI (US)
23rd February 2026
58AQI (US)
58AQI (US)
24th February 2026
56AQI (US)
56AQI (US)
25th February 2026
16AQI (US)
16AQI (US)
26th February 2026
13AQI (US)
13AQI (US)
27th February 2026
46AQI (US)
46AQI (US)
28th February 2026
18AQI (US)
18AQI (US)
1st March 2026
32AQI (US)
32AQI (US)
2nd March 2026
59AQI (US)
59AQI (US)
3rd March 2026
38AQI (US)
38AQI (US)
4th March 2026
46AQI (US)
46AQI (US)
5th March 2026
48AQI (US)
48AQI (US)
6th March 2026
51AQI (US)
51AQI (US)
7th March 2026
43AQI (US)
43AQI (US)
8th March 2026
34AQI (US)
34AQI (US)
9th March 2026
41AQI (US)
41AQI (US)
10th March 2026
57AQI (US)
57AQI (US)
11th March 2026
52AQI (US)
52AQI (US)
12th March 2026
58AQI (US)
58AQI (US)
13th March 2026
37AQI (US)
37AQI (US)
14th March 2026
42AQI (US)
42AQI (US)
15th March 2026
57AQI (US)
57AQI (US)
16th March 2026
48AQI (US)
48AQI (US)
17th March 2026
46AQI (US)
46AQI (US)
18th March 2026
53AQI (US)
53AQI (US)
19th March 2026
46AQI (US)
46AQI (US)
20th March 2026
63AQI (US)
63AQI (US)
21st March 2026
53AQI (US)
53AQI (US)
22nd March 2026
62AQI (US)
62AQI (US)
23rd March 2026
45AQI (US)
45AQI (US)
24th March 2026
62AQI (US)
62AQI (US)
25th March 2026
41AQI (US)
41AQI (US)
26th March 2026
13AQI (US)
13AQI (US)
27th March 2026
44AQI (US)
44AQI (US)
28th March 2026
57AQI (US)
57AQI (US)
29th March 2026
73AQI (US)
73AQI (US)
30th March 2026
44AQI (US)
44AQI (US)
31st March 2026
26AQI (US)
26AQI (US)
1st April 2026
17AQI (US)
17AQI (US)
2nd April 2026
28AQI (US)
28AQI (US)
3rd April 2026
56AQI (US)
56AQI (US)
4th April 2026
41AQI (US)
41AQI (US)
5th April 2026
35AQI (US)
35AQI (US)
6th April 2026
52AQI (US)
52AQI (US)
7th April 2026
53AQI (US)
53AQI (US)
8th April 2026
50AQI (US)
50AQI (US)
9th April 2026
34AQI (US)
34AQI (US)
10th April 2026
46AQI (US)
46AQI (US)
11th April 2026
48AQI (US)
48AQI (US)
12th April 2026
44AQI (US)
44AQI (US)
13th April 2026
34AQI (US)
34AQI (US)
14th April 2026
47AQI (US)
47AQI (US)
15th April 2026
28AQI (US)
28AQI (US)
16th April 2026
30AQI (US)
30AQI (US)
17th April 2026
36AQI (US)
36AQI (US)
18th April 2026
27AQI (US)
27AQI (US)
19th April 2026
30AQI (US)
30AQI (US)
20th April 2026
34AQI (US)
34AQI (US)
21st April 2026
39AQI (US)
39AQI (US)
22nd April 2026
47AQI (US)
47AQI (US)
23rd April 2026
35AQI (US)
35AQI (US)
24th April 2026
38AQI (US)
38AQI (US)
25th April 2026
46AQI (US)
46AQI (US)
26th April 2026
49AQI (US)
49AQI (US)
27th April 2026
49AQI (US)
49AQI (US)
28th April 2026
48AQI (US)
48AQI (US)
29th April 2026
51AQI (US)
51AQI (US)
30th April 2026
21AQI (US)
21AQI (US)
1st May 2026
31AQI (US)
31AQI (US)
2nd May 2026
55AQI (US)
55AQI (US)
3rd May 2026
54AQI (US)
54AQI (US)
4th May 2026
21AQI (US)
21AQI (US)
5th May 2026
20AQI (US)
20AQI (US)
6th May 2026
27AQI (US)
27AQI (US)
7th May 2026
29AQI (US)
29AQI (US)
8th May 2026
26AQI (US)
26AQI (US)
9th May 2026
26AQI (US)
26AQI (US)
10th May 2026
29AQI (US)
29AQI (US)
11th May 2026
32AQI (US)
32AQI (US)
12th May 2026
30AQI (US)
30AQI (US)
13th May 2026
38AQI (US)
38AQI (US)
14th May 2026
30AQI (US)
30AQI (US)
15th May 2026
34AQI (US)
34AQI (US)
16th May 2026
79AQI (US)
79AQI (US)
17th May 2026
64AQI (US)
64AQI (US)
18th May 2026
53AQI (US)
53AQI (US)
19th May 2026
47AQI (US)
47AQI (US)
20th May 2026
61AQI (US)
61AQI (US)
21st May 2026
62AQI (US)
62AQI (US)
22nd May 2026
67AQI (US)
67AQI (US)
23rd May 2026
60AQI (US)
60AQI (US)
24th May 2026
63AQI (US)
63AQI (US)
25th May 2026
54AQI (US)
54AQI (US)
26th May 2026
41AQI (US)
41AQI (US)
27th May 2026
25AQI (US)
25AQI (US)
28th May 2026
24AQI (US)
24AQI (US)
29th May 2026
25AQI (US)
25AQI (US)
30th May 2026
24AQI (US)
24AQI (US)
31st May 2026
27AQI (US)
27AQI (US)
1st June 2026
27AQI (US)
27AQI (US)
2nd June 2026
24AQI (US)
24AQI (US)
3rd June 2026
22AQI (US)
22AQI (US)
4th June 2026
25AQI (US)
25AQI (US)
5th June 2026
22AQI (US)
22AQI (US)
6th June 2026
23AQI (US)
23AQI (US)
7th June 2026
20AQI (US)
20AQI (US)
8th June 2026
19AQI (US)
19AQI (US)
9th June 2026
23AQI (US)
23AQI (US)
10th June 2026
22AQI (US)
22AQI (US)
11th June 2026
25AQI (US)
25AQI (US)
12th June 2026
26AQI (US)
26AQI (US)
13th June 2026
29AQI (US)
29AQI (US)
14th June 2026
26AQI (US)
26AQI (US)
15th June 2026
22AQI (US)
22AQI (US)
16th June 2026
25AQI (US)
25AQI (US)
17th June 2026
23AQI (US)
23AQI (US)
18th June 2026
25AQI (US)
25AQI (US)
19th June 2026
26AQI (US)
26AQI (US)
20th June 2026
23AQI (US)
23AQI (US)
21st June 2026
22AQI (US)
22AQI (US)
22nd June 2026
19AQI (US)
19AQI (US)
23rd June 2026
20AQI (US)
20AQI (US)
24th June 2026
21AQI (US)
21AQI (US)
25th June 2026
23AQI (US)
23AQI (US)
26th June 2026
30AQI (US)
30AQI (US)
27th June 2026
23AQI (US)
23AQI (US)
28th June 2026
27AQI (US)
27AQI (US)
29th June 2026
28AQI (US)
28AQI (US)
30th June 2026
44AQI (US)
44AQI (US)
1st July 2026
36AQI (US)
36AQI (US)
2nd July 2026
18AQI (US)
18AQI (US)
3rd July 2026
22AQI (US)
22AQI (US)
4th July 2026
25AQI (US)
25AQI (US)
5th July 2026
19AQI (US)
19AQI (US)
6th July 2026
18AQI (US)
18AQI (US)
7th July 2026
20AQI (US)
20AQI (US)
8th July 2026
24AQI (US)
24AQI (US)
9th July 2026
25AQI (US)
25AQI (US)
10th July 2026
24AQI (US)
24AQI (US)
11th July 2026
28AQI (US)
28AQI (US)
12th July 2026
26AQI (US)
26AQI (US)
13th July 2026
42AQI (US)
42AQI (US)
14th July 2026
35AQI (US)
35AQI (US)
15th July 2026
32AQI (US)
32AQI (US)
16th July 2026
47AQI (US)
47AQI (US)
17th July 2026
41AQI (US)
41AQI (US)
18th July 2026
58AQI (US)
58AQI (US)
19th July 2026
52AQI (US)
52AQI (US)
20th July 2026
45AQI (US)
45AQI (US)
21st July 2026
69AQI (US)
69AQI (US)
22nd July 2026
79AQI (US)
79AQI (US)
23rd July 2026
91AQI (US)
91AQI (US)
24th July 2026
48AQI (US)
48AQI (US)
25th July 2026
50AQI (US)
50AQI (US)
26th July 2026
50AQI (US)
50AQI (US)
27th July 2026
41AQI (US)
41AQI (US)
28th July 2026
49AQI (US)
49AQI (US)
29th July 2026
44AQI (US)
44AQI (US)
30th July 2026
50AQI (US)
50AQI (US)
31st July 2026
50AQI (US)
50AQI (US)
1st August 2026
49AQI (US)
49AQI (US)
2nd August 2026
49AQI (US)
49AQI (US)
3rd August 2026
47AQI (US)
47AQI (US)
4th August 2026
29AQI (US)
29AQI (US)
5th August 2026
25AQI (US)
25AQI (US)
6th August 2026
26AQI (US)
26AQI (US)
7th August 2026
26AQI (US)
26AQI (US)
8th August 2026
29AQI (US)
29AQI (US)
9th August 2026
25AQI (US)
25AQI (US)
10th August 2026
23AQI (US)
23AQI (US)
11th August 2026
23AQI (US)
23AQI (US)
12th August 2026
22AQI (US)
22AQI (US)
13th August 2026
24AQI (US)
24AQI (US)
14th August 2026
46AQI (US)
46AQI (US)
15th August 2026
27AQI (US)
27AQI (US)
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)
47AQI (US)
40AQI (US)
41AQI (US)
24AQI (US)
41AQI (US)
31AQI (US)
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202638AQI (US)
28
3
17
11
18
13
26
4
20
11
30
26
5
15
180
47
Highest AQI (US) recorded in
March47AQI (US)
Lowest AQI (US) recorded in
June24AQI (US)
202546AQI (US)
26
5
23
5
20
11
15
15
21
10
15
15
16
15
20
11
29
1
13
18
9
21
21
10
228
137
Highest AQI (US) recorded in
November55AQI (US)
Lowest AQI (US) recorded in
September35AQI (US)
202440AQI (US)
24
6
23
6
23
8
17
12
1
27
4
26
4
21
10
24
7
26
4
29
2
27
3
30
1
297
67
1
Highest AQI (US) recorded in
April49AQI (US)
Lowest AQI (US) recorded in
December32AQI (US)
202347AQI (US)
22
7
1
18
10
15
16
8
22
19
12
14
16
19
12
31
28
2
23
8
16
11
19
12
232
128
1
Highest AQI (US) recorded in
April57AQI (US)
Lowest AQI (US) recorded in
August32AQI (US)
202245AQI (US)
21
9
13
8
9
22
10
20
11
20
23
7
19
3
1
25
4
29
2
19
8
22
9
202
112
Highest AQI (US) recorded in
March59AQI (US)
Lowest AQI (US) recorded in
October31AQI (US)
202143AQI (US)
20
10
18
10
18
11
16
5
18
13
22
8
25
6
26
5
24
6
27
4
19
9
20
11
253
98
Highest AQI (US) recorded in
May49AQI (US)
Lowest AQI (US) recorded in
August37AQI (US)
202050AQI (US)
7
6
9
12
12
6
14
16
22
9
7
23
1
15
4
23
8
13
12
19
12
141
108
1
Highest AQI (US) recorded in
August61AQI (US)
Lowest AQI (US) recorded in
October44AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Most Polluted Year Recorded
2020(Avg.)
50AQI (US)Least Polluted Year Recorded
2026(Avg.)
38AQI (US)Hiraiso's annual 2026 AQI (US) (38) shows an average percentage change of -15.4% (improved AQI (US)) compared to previous years: 2020 (50), 2021 (43), 2022 (45), 2023 (47), 2024 (40), 2025 (46).
