Horigomecho, Sano, Tochigi, 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
Horigomecho, Sano, Tochigi, Japan
2021
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
28th Aug 2021
72AQILowest AQI recorded on
30th Aug 2024
12AQISame Day Analysis (6th August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 1st highest AQI at 48 of Good air quality on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 6th Aug - 7th Aug 2025
Horigomecho, Sano, Tochigi, Japan
AQI
Day
Night
.
4 AM6th Aug 2025
6 PM
3 AM7th Aug 2025
Day time
Avg. Highest Time
12AMNaNth undefined
AQI
Avg. Lowest Time
12AMNaNth undefined
AQI
Night time
Avg. Highest Time
2PM6th Aug
53AQI
Avg. Lowest Time
4PM6th Aug
36AQI
In the last 24 hours,
Horigomecho's AQI reached its highest point of 53 at 2 PM during the Night, while the lowest point, 36, was recorded at 4 PM during the Night between 6th Aug and 7th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Horigomecho, Sano, Tochigi, Japan
JulAug
08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 31st31st - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th - 06th06th - 07th07th
Day
Night
8th Jul 2025584 AMAQI
8th Jul 2025625 AMAQI
8th Jul 2025636 AMAQI
8th Jul 2025627 AMAQI
8th Jul 2025628 AMAQI
8th Jul 20251079 AMAQI
8th Jul 202511910 AMAQI
8th Jul 202511711 AMAQI
8th Jul 202511112 PMAQI
8th Jul 2025901 PMAQI
8th Jul 2025872 PMAQI
8th Jul 2025843 PMAQI
8th Jul 2025824 PMAQI
8th Jul 2025795 PMAQI
8th Jul 2025806 PMAQI
8th Jul 2025817 PMAQI
8th Jul 2025818 PMAQI
8th Jul 2025729 PMAQI
8th Jul 20257110 PMAQI
8th Jul 20257211 PMAQI
9th Jul 20257412 AMAQI
9th Jul 2025711 AMAQI
9th Jul 2025642 AMAQI
9th Jul 2025653 AMAQI
31°C27/36°C
9th Jul 2025664 AMAQI
9th Jul 2025715 AMAQI
9th Jul 2025716 AMAQI
9th Jul 2025717 AMAQI
9th Jul 2025728 AMAQI
9th Jul 2025929 AMAQI
9th Jul 202511010 AMAQI
9th Jul 202511511 AMAQI
9th Jul 202510412 PMAQI
9th Jul 2025911 PMAQI
9th Jul 2025862 PMAQI
9th Jul 2025853 PMAQI
9th Jul 2025904 PMAQI
9th Jul 2025975 PMAQI
9th Jul 2025956 PMAQI
9th Jul 2025927 PMAQI
9th Jul 2025868 PMAQI
9th Jul 2025739 PMAQI
9th Jul 20257110 PMAQI
9th Jul 20256911 PMAQI
10th Jul 20256612 AMAQI
10th Jul 2025671 AMAQI
10th Jul 2025692 AMAQI
10th Jul 2025693 AMAQI
31°C26/37°C
10th Jul 2025704 AMAQI
10th Jul 2025735 AMAQI
10th Jul 2025726 AMAQI
10th Jul 2025747 AMAQI
10th Jul 2025738 AMAQI
10th Jul 2025549 AMAQI
10th Jul 20254810 AMAQI
10th Jul 20255411 AMAQI
10th Jul 20256212 PMAQI
10th Jul 2025741 PMAQI
10th Jul 2025762 PMAQI
10th Jul 2025793 PMAQI
10th Jul 2025724 PMAQI
10th Jul 2025645 PMAQI
10th Jul 2025566 PMAQI
10th Jul 2025497 PMAQI
10th Jul 2025478 PMAQI
10th Jul 2025609 PMAQI
10th Jul 20256010 PMAQI
10th Jul 20256211 PMAQI
11th Jul 20256112 AMAQI
11th Jul 2025641 AMAQI
11th Jul 2025662 AMAQI
11th Jul 2025683 AMAQI
28°C22/35°C
11th Jul 2025694 AMAQI
11th Jul 2025685 AMAQI
11th Jul 2025676 AMAQI
11th Jul 2025687 AMAQI
11th Jul 2025688 AMAQI
11th Jul 2025289 AMAQI
11th Jul 20251510 AMAQI
11th Jul 20251811 AMAQI
11th Jul 20252212 PMAQI
11th Jul 2025361 PMAQI
11th Jul 2025372 PMAQI
11th Jul 2025383 PMAQI
11th Jul 2025394 PMAQI
11th Jul 2025375 PMAQI
11th Jul 2025406 PMAQI
11th Jul 2025397 PMAQI
11th Jul 2025438 PMAQI
11th Jul 2025579 PMAQI
11th Jul 20255710 PMAQI
11th Jul 20255811 PMAQI
12th Jul 20255812 AMAQI
12th Jul 2025601 AMAQI
12th Jul 2025642 AMAQI
12th Jul 2025643 AMAQI
22°C21/23°C
12th Jul 2025634 AMAQI
12th Jul 2025615 AMAQI
12th Jul 2025616 AMAQI
12th Jul 2025617 AMAQI
12th Jul 2025618 AMAQI
12th Jul 2025389 AMAQI
12th Jul 20252710 AMAQI
12th Jul 20253011 AMAQI
12th Jul 20253212 PMAQI
12th Jul 2025471 PMAQI
12th Jul 2025482 PMAQI
12th Jul 2025493 PMAQI
12th Jul 2025514 PMAQI
12th Jul 2025515 PMAQI
12th Jul 2025516 PMAQI
12th Jul 2025527 PMAQI
12th Jul 2025528 PMAQI
12th Jul 2025569 PMAQI
12th Jul 20255610 PMAQI
12th Jul 20255611 PMAQI
13th Jul 20255612 AMAQI
13th Jul 2025571 AMAQI
13th Jul 2025582 AMAQI
13th Jul 2025603 AMAQI
23°C20/27°C
13th Jul 2025604 AMAQI
13th Jul 2025575 AMAQI
13th Jul 2025586 AMAQI
13th Jul 2025587 AMAQI
13th Jul 2025578 AMAQI
13th Jul 2025429 AMAQI
13th Jul 20253310 AMAQI
13th Jul 20254311 AMAQI
13th Jul 20254512 PMAQI
13th Jul 2025491 PMAQI
13th Jul 2025512 PMAQI
13th Jul 2025523 PMAQI
13th Jul 2025534 PMAQI
13th Jul 2025565 PMAQI
13th Jul 2025556 PMAQI
13th Jul 2025547 PMAQI
13th Jul 2025528 PMAQI
13th Jul 2025549 PMAQI
13th Jul 20255410 PMAQI
13th Jul 20255311 PMAQI
14th Jul 20255212 AMAQI
14th Jul 2025541 AMAQI
14th Jul 2025562 AMAQI
14th Jul 2025563 AMAQI
26°C21/32°C
14th Jul 2025564 AMAQI
14th Jul 2025555 AMAQI
14th Jul 2025546 AMAQI
14th Jul 2025557 AMAQI
14th Jul 2025548 AMAQI
14th Jul 2025289 AMAQI
14th Jul 20251710 AMAQI
14th Jul 20251711 AMAQI
14th Jul 20251712 PMAQI
14th Jul 2025261 PMAQI
14th Jul 2025302 PMAQI
14th Jul 2025283 PMAQI
14th Jul 2025274 PMAQI
14th Jul 2025305 PMAQI
14th Jul 2025336 PMAQI
14th Jul 2025297 PMAQI
14th Jul 2025358 PMAQI
14th Jul 2025509 PMAQI
14th Jul 20254910 PMAQI
14th Jul 20255011 PMAQI
15th Jul 20255112 AMAQI
15th Jul 2025521 AMAQI
15th Jul 2025542 AMAQI
15th Jul 2025543 AMAQI
25°C22/27°C
15th Jul 2025544 AMAQI
15th Jul 2025525 AMAQI
15th Jul 2025526 AMAQI
15th Jul 2025527 AMAQI
15th Jul 2025528 AMAQI
15th Jul 2025279 AMAQI
15th Jul 20252410 AMAQI
15th Jul 20253011 AMAQI
15th Jul 20252712 PMAQI
15th Jul 2025311 PMAQI
15th Jul 2025342 PMAQI
15th Jul 2025363 PMAQI
15th Jul 2025364 PMAQI
15th Jul 2025345 PMAQI
15th Jul 2025316 PMAQI
15th Jul 2025347 PMAQI
15th Jul 2025368 PMAQI
15th Jul 2025469 PMAQI
15th Jul 20254410 PMAQI
15th Jul 20254311 PMAQI
16th Jul 20254712 AMAQI
16th Jul 2025491 AMAQI
16th Jul 2025522 AMAQI
16th Jul 2025523 AMAQI
27°C24/31°C
16th Jul 2025524 AMAQI
16th Jul 2025485 AMAQI
16th Jul 2025516 AMAQI
16th Jul 2025507 AMAQI
16th Jul 2025508 AMAQI
16th Jul 2025469 AMAQI
16th Jul 20255210 AMAQI
16th Jul 20255611 AMAQI
16th Jul 20254812 PMAQI
16th Jul 2025411 PMAQI
16th Jul 2025402 PMAQI
16th Jul 2025353 PMAQI
16th Jul 2025324 PMAQI
16th Jul 2025305 PMAQI
16th Jul 2025326 PMAQI
16th Jul 2025317 PMAQI
16th Jul 2025308 PMAQI
16th Jul 2025429 PMAQI
16th Jul 20254210 PMAQI
16th Jul 20254411 PMAQI
17th Jul 20254312 AMAQI
17th Jul 2025451 AMAQI
17th Jul 2025492 AMAQI
17th Jul 2025483 AMAQI
28°C23/32°C
17th Jul 2025484 AMAQI
17th Jul 2025495 AMAQI
17th Jul 2025486 AMAQI
17th Jul 2025487 AMAQI
17th Jul 2025488 AMAQI
17th Jul 2025239 AMAQI
17th Jul 20251810 AMAQI
17th Jul 20252611 AMAQI
17th Jul 20253212 PMAQI
17th Jul 2025371 PMAQI
17th Jul 2025362 PMAQI
17th Jul 2025363 PMAQI
17th Jul 2025344 PMAQI
17th Jul 2025365 PMAQI
17th Jul 2025356 PMAQI
17th Jul 2025367 PMAQI
17th Jul 2025398 PMAQI
17th Jul 2025449 PMAQI
17th Jul 20254310 PMAQI
17th Jul 20254411 PMAQI
18th Jul 20254412 AMAQI
18th Jul 2025461 AMAQI
18th Jul 2025472 AMAQI
18th Jul 2025483 AMAQI
28°C25/33°C
18th Jul 2025464 AMAQI
18th Jul 2025445 AMAQI
18th Jul 2025446 AMAQI
18th Jul 2025447 AMAQI
18th Jul 2025448 AMAQI
18th Jul 2025379 AMAQI
18th Jul 20253810 AMAQI
18th Jul 20255011 AMAQI
18th Jul 20255212 PMAQI
18th Jul 2025421 PMAQI
18th Jul 2025382 PMAQI
18th Jul 2025363 PMAQI
18th Jul 2025344 PMAQI
18th Jul 2025315 PMAQI
18th Jul 2025336 PMAQI
18th Jul 2025327 PMAQI
18th Jul 2025348 PMAQI
18th Jul 2025429 PMAQI
18th Jul 20254210 PMAQI
18th Jul 20254211 PMAQI
19th Jul 20254112 AMAQI
19th Jul 2025441 AMAQI
19th Jul 2025462 AMAQI
19th Jul 2025463 AMAQI
28°C24/34°C
19th Jul 2025444 AMAQI
19th Jul 2025435 AMAQI
19th Jul 2025446 AMAQI
19th Jul 2025447 AMAQI
19th Jul 2025448 AMAQI
19th Jul 2025319 AMAQI
19th Jul 20253410 AMAQI
19th Jul 20253811 AMAQI
19th Jul 20254212 PMAQI
19th Jul 2025381 PMAQI
19th Jul 2025362 PMAQI
19th Jul 2025373 PMAQI
19th Jul 2025364 PMAQI
19th Jul 2025345 PMAQI
19th Jul 2025326 PMAQI
19th Jul 2025327 PMAQI
19th Jul 2025358 PMAQI
19th Jul 2025379 PMAQI
19th Jul 20253610 PMAQI
19th Jul 20253711 PMAQI
20th Jul 20253812 AMAQI
20th Jul 2025401 AMAQI
20th Jul 2025422 AMAQI
20th Jul 2025433 AMAQI
29°C24/35°C
20th Jul 2025424 AMAQI
20th Jul 2025415 AMAQI
20th Jul 2025426 AMAQI
20th Jul 2025427 AMAQI
20th Jul 2025428 AMAQI
20th Jul 2025329 AMAQI
20th Jul 20252510 AMAQI
20th Jul 20253211 AMAQI
20th Jul 20253612 PMAQI
20th Jul 2025441 PMAQI
20th Jul 2025462 PMAQI
20th Jul 2025373 PMAQI
20th Jul 2025384 PMAQI
20th Jul 2025395 PMAQI
20th Jul 2025416 PMAQI
20th Jul 2025397 PMAQI
20th Jul 2025378 PMAQI
20th Jul 2025419 PMAQI
20th Jul 20254110 PMAQI
20th Jul 20254011 PMAQI
21st Jul 20253812 AMAQI
21st Jul 2025391 AMAQI
21st Jul 2025412 AMAQI
21st Jul 2025413 AMAQI
30°C25/36°C
21st Jul 2025414 AMAQI
21st Jul 2025395 AMAQI
21st Jul 2025396 AMAQI
21st Jul 2025397 AMAQI
21st Jul 2025388 AMAQI
21st Jul 2025329 AMAQI
21st Jul 20253410 AMAQI
21st Jul 20254611 AMAQI
21st Jul 20255212 PMAQI
21st Jul 2025501 PMAQI
21st Jul 2025502 PMAQI
21st Jul 2025473 PMAQI
21st Jul 2025484 PMAQI
21st Jul 2025485 PMAQI
21st Jul 2025466 PMAQI
21st Jul 2025477 PMAQI
21st Jul 2025488 PMAQI
21st Jul 2025419 PMAQI
21st Jul 20254010 PMAQI
21st Jul 20254011 PMAQI
22nd Jul 20254112 AMAQI
22nd Jul 2025401 AMAQI
22nd Jul 2025402 AMAQI
22nd Jul 2025393 AMAQI
31°C25/38°C
22nd Jul 2025384 AMAQI
22nd Jul 2025405 AMAQI
22nd Jul 2025396 AMAQI
22nd Jul 2025397 AMAQI
22nd Jul 2025408 AMAQI
22nd Jul 2025349 AMAQI
22nd Jul 20253910 AMAQI
22nd Jul 20254811 AMAQI
22nd Jul 20255312 PMAQI
22nd Jul 2025521 PMAQI
22nd Jul 2025482 PMAQI
22nd Jul 2025513 PMAQI
22nd Jul 2025514 PMAQI
22nd Jul 2025525 PMAQI
22nd Jul 2025536 PMAQI
22nd Jul 2025497 PMAQI
22nd Jul 2025478 PMAQI
22nd Jul 2025429 PMAQI
22nd Jul 20254110 PMAQI
22nd Jul 20254011 PMAQI
23rd Jul 20253812 AMAQI
23rd Jul 2025381 AMAQI
23rd Jul 2025402 AMAQI
23rd Jul 2025403 AMAQI
31°C26/38°C
23rd Jul 2025414 AMAQI
23rd Jul 2025405 AMAQI
23rd Jul 2025406 AMAQI
23rd Jul 2025417 AMAQI
23rd Jul 2025418 AMAQI
23rd Jul 2025389 AMAQI
23rd Jul 20253910 AMAQI
23rd Jul 20255211 AMAQI
23rd Jul 20255212 PMAQI
23rd Jul 2025541 PMAQI
23rd Jul 2025542 PMAQI
23rd Jul 2025573 PMAQI
23rd Jul 2025574 PMAQI
23rd Jul 2025555 PMAQI
23rd Jul 2025586 PMAQI
23rd Jul 2025567 PMAQI
23rd Jul 2025488 PMAQI
23rd Jul 2025429 PMAQI
23rd Jul 20254310 PMAQI
23rd Jul 20254411 PMAQI
24th Jul 20254312 AMAQI
24th Jul 2025431 AMAQI
24th Jul 2025402 AMAQI
24th Jul 2025403 AMAQI
31°C26/38°C
24th Jul 2025404 AMAQI
24th Jul 2025425 AMAQI
24th Jul 2025426 AMAQI
24th Jul 2025417 AMAQI
24th Jul 2025418 AMAQI
24th Jul 2025429 AMAQI
24th Jul 20254310 AMAQI
24th Jul 20255611 AMAQI
24th Jul 20255912 PMAQI
24th Jul 2025561 PMAQI
24th Jul 2025562 PMAQI
24th Jul 2025573 PMAQI
24th Jul 2025564 PMAQI
24th Jul 2025535 PMAQI
24th Jul 2025536 PMAQI
24th Jul 2025507 PMAQI
24th Jul 2025528 PMAQI
24th Jul 2025469 PMAQI
24th Jul 20254510 PMAQI
24th Jul 20254711 PMAQI
25th Jul 20254412 AMAQI
25th Jul 2025431 AMAQI
25th Jul 2025432 AMAQI
25th Jul 2025443 AMAQI
31°C26/38°C
25th Jul 2025444 AMAQI
25th Jul 2025465 AMAQI
25th Jul 2025466 AMAQI
25th Jul 2025457 AMAQI
25th Jul 2025458 AMAQI
25th Jul 2025539 AMAQI
25th Jul 20255610 AMAQI
25th Jul 20255811 AMAQI
25th Jul 20255812 PMAQI
25th Jul 2025571 PMAQI
25th Jul 2025592 PMAQI
25th Jul 2025603 PMAQI
25th Jul 2025604 PMAQI
25th Jul 2025565 PMAQI
25th Jul 2025516 PMAQI
25th Jul 2025527 PMAQI
25th Jul 2025528 PMAQI
25th Jul 2025489 PMAQI
25th Jul 20254610 PMAQI
25th Jul 20254511 PMAQI
26th Jul 20254812 AMAQI
26th Jul 2025461 AMAQI
26th Jul 2025462 AMAQI
26th Jul 2025463 AMAQI
31°C26/38°C
26th Jul 2025474 AMAQI
26th Jul 2025475 AMAQI
26th Jul 2025466 AMAQI
26th Jul 2025477 AMAQI
26th Jul 2025468 AMAQI
26th Jul 2025509 AMAQI
26th Jul 20255510 AMAQI
26th Jul 20256111 AMAQI
26th Jul 20256312 PMAQI
26th Jul 2025611 PMAQI
26th Jul 2025612 PMAQI
26th Jul 2025583 PMAQI
26th Jul 2025594 PMAQI
26th Jul 2025605 PMAQI
26th Jul 2025606 PMAQI
26th Jul 2025537 PMAQI
26th Jul 2025488 PMAQI
26th Jul 2025479 PMAQI
26th Jul 20254610 PMAQI
26th Jul 20254511 PMAQI
27th Jul 20254812 AMAQI
27th Jul 2025461 AMAQI
27th Jul 2025482 AMAQI
27th Jul 2025503 AMAQI
31°C25/38°C
27th Jul 2025494 AMAQI
27th Jul 2025515 AMAQI
27th Jul 2025516 AMAQI
27th Jul 2025507 AMAQI
27th Jul 2025508 AMAQI
27th Jul 2025429 AMAQI
27th Jul 20253710 AMAQI
27th Jul 20255311 AMAQI
27th Jul 20255312 PMAQI
27th Jul 2025521 PMAQI
27th Jul 2025542 PMAQI
27th Jul 2025543 PMAQI
27th Jul 2025544 PMAQI
27th Jul 2025555 PMAQI
27th Jul 2025516 PMAQI
27th Jul 2025487 PMAQI
27th Jul 2025478 PMAQI
27th Jul 2025459 PMAQI
27th Jul 20254310 PMAQI
27th Jul 20254211 PMAQI
28th Jul 20254412 AMAQI
28th Jul 2025461 AMAQI
28th Jul 2025492 AMAQI
28th Jul 2025493 AMAQI
31°C26/38°C
28th Jul 2025494 AMAQI
28th Jul 2025505 AMAQI
28th Jul 2025506 AMAQI
28th Jul 2025497 AMAQI
28th Jul 2025508 AMAQI
28th Jul 2025399 AMAQI
28th Jul 20253810 AMAQI
28th Jul 20254211 AMAQI
28th Jul 20255012 PMAQI
28th Jul 2025491 PMAQI
28th Jul 2025472 PMAQI
28th Jul 2025453 PMAQI
28th Jul 2025504 PMAQI
28th Jul 2025505 PMAQI
28th Jul 2025516 PMAQI
28th Jul 2025517 PMAQI
28th Jul 2025518 PMAQI
28th Jul 2025519 PMAQI
28th Jul 20255010 PMAQI
28th Jul 20255011 PMAQI
29th Jul 20254812 AMAQI
29th Jul 2025481 AMAQI
29th Jul 2025472 AMAQI
29th Jul 2025463 AMAQI
32°C26/38°C
29th Jul 2025464 AMAQI
29th Jul 2025475 AMAQI
29th Jul 2025466 AMAQI
29th Jul 2025477 AMAQI
29th Jul 2025468 AMAQI
29th Jul 2025489 AMAQI
29th Jul 20254610 AMAQI
29th Jul 20255711 AMAQI
29th Jul 20255612 PMAQI
29th Jul 2025541 PMAQI
29th Jul 2025542 PMAQI
29th Jul 2025533 PMAQI
29th Jul 2025534 PMAQI
29th Jul 2025535 PMAQI
29th Jul 2025516 PMAQI
29th Jul 2025497 PMAQI
29th Jul 2025428 PMAQI
29th Jul 2025459 PMAQI
29th Jul 20253910 PMAQI
29th Jul 20254311 PMAQI
30th Jul 20254212 AMAQI
30th Jul 2025421 AMAQI
30th Jul 2025462 AMAQI
30th Jul 2025473 AMAQI
32°C27/39°C
30th Jul 2025484 AMAQI
30th Jul 2025495 AMAQI
30th Jul 2025506 AMAQI
30th Jul 2025507 AMAQI
30th Jul 2025498 AMAQI
30th Jul 2025259 AMAQI
30th Jul 20251310 AMAQI
30th Jul 20252611 AMAQI
30th Jul 20253012 PMAQI
30th Jul 2025321 PMAQI
30th Jul 2025342 PMAQI
30th Jul 2025343 PMAQI
30th Jul 2025344 PMAQI
30th Jul 2025345 PMAQI
30th Jul 2025366 PMAQI
30th Jul 2025367 PMAQI
30th Jul 2025388 PMAQI
30th Jul 2025429 PMAQI
30th Jul 20254210 PMAQI
30th Jul 20254111 PMAQI
31st Jul 20254212 AMAQI
31st Jul 2025441 AMAQI
31st Jul 2025452 AMAQI
31st Jul 2025463 AMAQI
30°C25/37°C
31st Jul 2025484 AMAQI
31st Jul 2025485 AMAQI
31st Jul 2025486 AMAQI
31st Jul 2025487 AMAQI
31st Jul 2025488 AMAQI
31st Jul 2025489 AMAQI
31st Jul 20254810 AMAQI
31st Jul 20254411 AMAQI
31st Jul 20254712 PMAQI
31st Jul 2025391 PMAQI
31st Jul 2025402 PMAQI
31st Jul 2025383 PMAQI
31st Jul 2025384 PMAQI
31st Jul 2025385 PMAQI
31st Jul 2025366 PMAQI
31st Jul 2025347 PMAQI
31st Jul 2025348 PMAQI
31st Jul 2025319 PMAQI
31st Jul 20253310 PMAQI
31st Jul 20252911 PMAQI
1st Aug 20253112 AMAQI
1st Aug 2025351 AMAQI
1st Aug 2025332 AMAQI
1st Aug 2025383 AMAQI
28°C24/35°C
1st Aug 2025384 AMAQI
1st Aug 2025365 AMAQI
1st Aug 2025366 AMAQI
1st Aug 2025377 AMAQI
1st Aug 2025378 AMAQI
1st Aug 2025359 AMAQI
1st Aug 20253710 AMAQI
1st Aug 20253611 AMAQI
1st Aug 20254012 PMAQI
1st Aug 2025321 PMAQI
1st Aug 2025312 PMAQI
1st Aug 2025293 PMAQI
1st Aug 2025444 PMAQI
1st Aug 2025365 PMAQI
1st Aug 2025406 PMAQI
1st Aug 2025257 PMAQI
1st Aug 2025298 PMAQI
1st Aug 2025309 PMAQI
1st Aug 20253310 PMAQI
1st Aug 20252911 PMAQI
2nd Aug 20253012 AMAQI
2nd Aug 2025361 AMAQI
2nd Aug 2025382 AMAQI
2nd Aug 2025403 AMAQI
27°C24/32°C
2nd Aug 2025404 AMAQI
2nd Aug 2025385 AMAQI
2nd Aug 2025426 AMAQI
2nd Aug 2025387 AMAQI
2nd Aug 2025398 AMAQI
2nd Aug 2025359 AMAQI
2nd Aug 20253410 AMAQI
2nd Aug 20253911 AMAQI
2nd Aug 20253112 PMAQI
2nd Aug 2025401 PMAQI
2nd Aug 2025452 PMAQI
2nd Aug 2025493 PMAQI
2nd Aug 2025404 PMAQI
2nd Aug 2025425 PMAQI
2nd Aug 2025436 PMAQI
2nd Aug 2025467 PMAQI
2nd Aug 2025408 PMAQI
2nd Aug 2025389 PMAQI
2nd Aug 20253510 PMAQI
2nd Aug 20254011 PMAQI
3rd Aug 20253312 AMAQI
3rd Aug 2025361 AMAQI
3rd Aug 2025382 AMAQI
3rd Aug 2025383 AMAQI
31°C26/39°C
3rd Aug 2025404 AMAQI
3rd Aug 2025405 AMAQI
3rd Aug 2025386 AMAQI
3rd Aug 2025407 AMAQI
3rd Aug 2025398 AMAQI
3rd Aug 2025409 AMAQI
3rd Aug 20255010 AMAQI
3rd Aug 20255011 AMAQI
3rd Aug 20255612 PMAQI
3rd Aug 2025521 PMAQI
3rd Aug 2025552 PMAQI
3rd Aug 2025463 PMAQI
3rd Aug 2025454 PMAQI
3rd Aug 2025465 PMAQI
3rd Aug 2025516 PMAQI
3rd Aug 2025527 PMAQI
3rd Aug 2025468 PMAQI
3rd Aug 2025389 PMAQI
3rd Aug 20254010 PMAQI
3rd Aug 20253911 PMAQI
4th Aug 20253512 AMAQI
4th Aug 2025371 AMAQI
4th Aug 2025382 AMAQI
4th Aug 2025403 AMAQI
32°C27/38°C
4th Aug 2025404 AMAQI
4th Aug 2025425 AMAQI
4th Aug 2025426 AMAQI
4th Aug 2025427 AMAQI
4th Aug 2025438 AMAQI
4th Aug 2025529 AMAQI
4th Aug 20255810 AMAQI
4th Aug 20256611 AMAQI
4th Aug 20257212 PMAQI
4th Aug 2025651 PMAQI
4th Aug 2025752 PMAQI
4th Aug 2025683 PMAQI
4th Aug 2025794 PMAQI
4th Aug 2025825 PMAQI
4th Aug 2025686 PMAQI
4th Aug 2025697 PMAQI
4th Aug 2025628 PMAQI
4th Aug 2025599 PMAQI
4th Aug 20255610 PMAQI
4th Aug 20254911 PMAQI
5th Aug 20255412 AMAQI
5th Aug 2025421 AMAQI
5th Aug 2025412 AMAQI
5th Aug 2025403 AMAQI
32°C26/38°C
5th Aug 2025484 AMAQI
5th Aug 2025515 AMAQI
5th Aug 2025516 AMAQI
5th Aug 2025507 AMAQI
5th Aug 2025518 AMAQI
5th Aug 2025549 AMAQI
5th Aug 20255710 AMAQI
5th Aug 20255811 AMAQI
5th Aug 20256212 PMAQI
5th Aug 2025561 PMAQI
5th Aug 2025522 PMAQI
5th Aug 2025553 PMAQI
5th Aug 2025584 PMAQI
5th Aug 2025495 PMAQI
5th Aug 2025486 PMAQI
5th Aug 2025387 PMAQI
5th Aug 2025458 PMAQI
5th Aug 2025469 PMAQI
5th Aug 20254410 PMAQI
5th Aug 20254011 PMAQI
6th Aug 20254212 AMAQI
6th Aug 2025481 AMAQI
6th Aug 2025502 AMAQI
6th Aug 2025483 AMAQI
33°C28/41°C
6th Aug 2025504 AMAQI
6th Aug 2025515 AMAQI
6th Aug 2025506 AMAQI
6th Aug 2025517 AMAQI
6th Aug 2025518 AMAQI
6th Aug 2025389 AMAQI
6th Aug 20254610 AMAQI
6th Aug 20253711 AMAQI
6th Aug 20254412 PMAQI
6th Aug 2025511 PMAQI
6th Aug 2025532 PMAQI
6th Aug 2025453 PMAQI
6th Aug 2025364 PMAQI
6th Aug 2025455 PMAQI
6th Aug 2025426 PMAQI
6th Aug 2025527 PMAQI
6th Aug 2025488 PMAQI
6th Aug 2025439 PMAQI
6th Aug 20254410 PMAQI
6th Aug 20254211 PMAQI
7th Aug 20254112 AMAQI
7th Aug 2025461 AMAQI
7th Aug 2025472 AMAQI
7th Aug 2025463 AMAQI
--°C/°C
7th Aug 2025464 AMAQI
4 AM7th Aug 2025445 AMAQI
7th Aug 2025466 AMAQI
7th Aug 2025447 AMAQI
11 AM
6 PM
11 PM
3 AM
--°C/°C
Day time
Avg. Highest Time
11 AM - 6 PM
49AQI
8 hours / Day
240 hours / Month
Avg. Lowest Time
9 AM - 10 AM
43AQI
2 hours / Day
60 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 11 AM to 6 PM (Avg. 49), while the lowest AQI was between 9 AM to 10 AM (Avg. 43).
Night time
Avg. Highest Time
12 AM - 11 PM
47AQI
9 hours / Day
270 hours / Month
Avg. Lowest Time
12 AM - 11 PM
47AQI
9 hours / Day
270 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 11 PM (Avg. 47), while the lowest AQI was between 12 AM to 11 PM (Avg. 47).
2025 Days Vs Air Quality
Horigomecho, Sano, Tochigi, Japan
2025
84%
184
16%
34
Total number of days with different AQI categories in last 218 days in 2025 (147 days remaining)
Good
184 DaysModerate
34 DaysPoor
0 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 84%
Health Risk Level:
Low
In 2025, 84% of 218 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
Horigomecho, Sano, Tochigi, Japan
AQI levels in 2025
AQI
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.
1st January 2025
30AQI
30AQI
2nd January 2025
30AQI
30AQI
3rd January 2025
26AQI
26AQI
4th January 2025
25AQI
25AQI
5th January 2025
33AQI
33AQI
6th January 2025
54AQI
54AQI
7th January 2025
34AQI
34AQI
8th January 2025
36AQI
36AQI
9th January 2025
29AQI
29AQI
10th January 2025
27AQI
27AQI
11th January 2025
24AQI
24AQI
12th January 2025
34AQI
34AQI
13th January 2025
27AQI
27AQI
14th January 2025
36AQI
36AQI
15th January 2025
36AQI
36AQI
16th January 2025
33AQI
33AQI
17th January 2025
32AQI
32AQI
18th January 2025
33AQI
33AQI
19th January 2025
46AQI
46AQI
20th January 2025
45AQI
45AQI
21st January 2025
46AQI
46AQI
22nd January 2025
43AQI
43AQI
23rd January 2025
44AQI
44AQI
24th January 2025
52AQI
52AQI
25th January 2025
37AQI
37AQI
26th January 2025
35AQI
35AQI
27th January 2025
34AQI
34AQI
28th January 2025
40AQI
40AQI
29th January 2025
31AQI
31AQI
30th January 2025
32AQI
32AQI
31st January 2025
29AQI
29AQI
1st February 2025
34AQI
34AQI
2nd February 2025
38AQI
38AQI
3rd February 2025
42AQI
42AQI
4th February 2025
33AQI
33AQI
5th February 2025
34AQI
34AQI
6th February 2025
29AQI
29AQI
7th February 2025
31AQI
31AQI
8th February 2025
31AQI
31AQI
9th February 2025
30AQI
30AQI
10th February 2025
30AQI
30AQI
11th February 2025
31AQI
31AQI
12th February 2025
37AQI
37AQI
13th February 2025
35AQI
35AQI
14th February 2025
32AQI
32AQI
15th February 2025
31AQI
31AQI
16th February 2025
41AQI
41AQI
17th February 2025
38AQI
38AQI
18th February 2025
33AQI
33AQI
19th February 2025
31AQI
31AQI
20th February 2025
31AQI
31AQI
21st February 2025
32AQI
32AQI
22nd February 2025
33AQI
33AQI
23rd February 2025
33AQI
33AQI
24th February 2025
33AQI
33AQI
25th February 2025
35AQI
35AQI
26th February 2025
38AQI
38AQI
27th February 2025
41AQI
41AQI
28th February 2025
50AQI
50AQI
1st March 2025
56AQI
56AQI
2nd March 2025
56AQI
56AQI
3rd March 2025
41AQI
41AQI
4th March 2025
40AQI
40AQI
5th March 2025
32AQI
32AQI
6th March 2025
34AQI
34AQI
7th March 2025
32AQI
32AQI
8th March 2025
41AQI
41AQI
9th March 2025
38AQI
38AQI
10th March 2025
38AQI
38AQI
11th March 2025
46AQI
46AQI
12th March 2025
52AQI
52AQI
13th March 2025
47AQI
47AQI
14th March 2025
39AQI
39AQI
15th March 2025
44AQI
44AQI
16th March 2025
25AQI
25AQI
17th March 2025
23AQI
23AQI
18th March 2025
26AQI
26AQI
19th March 2025
18AQI
18AQI
20th March 2025
26AQI
26AQI
21st March 2025
39AQI
39AQI
22nd March 2025
49AQI
49AQI
23rd March 2025
55AQI
55AQI
24th March 2025
56AQI
56AQI
25th March 2025
72AQI
72AQI
26th March 2025
66AQI
66AQI
27th March 2025
73AQI
73AQI
28th March 2025
56AQI
56AQI
29th March 2025
36AQI
36AQI
30th March 2025
37AQI
37AQI
31st March 2025
32AQI
32AQI
1st April 2025
29AQI
29AQI
2nd April 2025
22AQI
22AQI
3rd April 2025
21AQI
21AQI
4th April 2025
22AQI
22AQI
5th April 2025
29AQI
29AQI
6th April 2025
23AQI
23AQI
7th April 2025
29AQI
29AQI
8th April 2025
41AQI
41AQI
9th April 2025
30AQI
30AQI
10th April 2025
45AQI
45AQI
11th April 2025
40AQI
40AQI
12th April 2025
41AQI
41AQI
13th April 2025
27AQI
27AQI
14th April 2025
25AQI
25AQI
15th April 2025
25AQI
25AQI
16th April 2025
24AQI
24AQI
17th April 2025
44AQI
44AQI
18th April 2025
53AQI
53AQI
19th April 2025
67AQI
67AQI
20th April 2025
60AQI
60AQI
21st April 2025
47AQI
47AQI
22nd April 2025
54AQI
54AQI
23rd April 2025
31AQI
31AQI
24th April 2025
41AQI
41AQI
25th April 2025
36AQI
36AQI
26th April 2025
46AQI
46AQI
27th April 2025
47AQI
47AQI
28th April 2025
51AQI
51AQI
29th April 2025
37AQI
37AQI
30th April 2025
48AQI
48AQI
1st May 2025
43AQI
43AQI
2nd May 2025
29AQI
29AQI
3rd May 2025
31AQI
31AQI
4th May 2025
34AQI
34AQI
5th May 2025
34AQI
34AQI
6th May 2025
28AQI
28AQI
7th May 2025
27AQI
27AQI
8th May 2025
33AQI
33AQI
9th May 2025
33AQI
33AQI
10th May 2025
23AQI
23AQI
11th May 2025
23AQI
23AQI
12th May 2025
21AQI
21AQI
13th May 2025
36AQI
36AQI
14th May 2025
41AQI
41AQI
15th May 2025
43AQI
43AQI
16th May 2025
49AQI
49AQI
17th May 2025
29AQI
29AQI
18th May 2025
41AQI
41AQI
19th May 2025
42AQI
42AQI
20th May 2025
56AQI
56AQI
21st May 2025
64AQI
64AQI
22nd May 2025
55AQI
55AQI
23rd May 2025
51AQI
51AQI
24th May 2025
45AQI
45AQI
25th May 2025
33AQI
33AQI
26th May 2025
34AQI
34AQI
27th May 2025
30AQI
30AQI
28th May 2025
30AQI
30AQI
29th May 2025
35AQI
35AQI
30th May 2025
27AQI
27AQI
31st May 2025
20AQI
20AQI
1st June 2025
24AQI
24AQI
2nd June 2025
35AQI
35AQI
3rd June 2025
34AQI
34AQI
4th June 2025
29AQI
29AQI
5th June 2025
38AQI
38AQI
6th June 2025
47AQI
47AQI
7th June 2025
53AQI
53AQI
8th June 2025
65AQI
65AQI
9th June 2025
57AQI
57AQI
10th June 2025
38AQI
38AQI
11th June 2025
35AQI
35AQI
12th June 2025
42AQI
42AQI
13th June 2025
42AQI
42AQI
14th June 2025
37AQI
37AQI
15th June 2025
30AQI
30AQI
16th June 2025
39AQI
39AQI
17th June 2025
48AQI
48AQI
18th June 2025
42AQI
42AQI
19th June 2025
46AQI
46AQI
20th June 2025
45AQI
45AQI
21st June 2025
41AQI
41AQI
22nd June 2025
38AQI
38AQI
23rd June 2025
38AQI
38AQI
24th June 2025
37AQI
37AQI
25th June 2025
32AQI
32AQI
26th June 2025
32AQI
32AQI
27th June 2025
35AQI
35AQI
28th June 2025
37AQI
37AQI
29th June 2025
39AQI
39AQI
30th June 2025
43AQI
43AQI
1st July 2025
44AQI
44AQI
2nd July 2025
44AQI
44AQI
3rd July 2025
49AQI
49AQI
4th July 2025
49AQI
49AQI
5th July 2025
52AQI
52AQI
6th July 2025
56AQI
56AQI
7th July 2025
73AQI
73AQI
8th July 2025
77AQI
77AQI
9th July 2025
80AQI
80AQI
10th July 2025
64AQI
64AQI
11th July 2025
52AQI
52AQI
12th July 2025
54AQI
54AQI
13th July 2025
54AQI
54AQI
14th July 2025
43AQI
43AQI
15th July 2025
43AQI
43AQI
16th July 2025
44AQI
44AQI
17th July 2025
41AQI
41AQI
18th July 2025
42AQI
42AQI
19th July 2025
39AQI
39AQI
20th July 2025
39AQI
39AQI
21st July 2025
41AQI
41AQI
22nd July 2025
43AQI
43AQI
23rd July 2025
45AQI
45AQI
24th July 2025
47AQI
47AQI
25th July 2025
49AQI
49AQI
26th July 2025
51AQI
51AQI
27th July 2025
48AQI
48AQI
28th July 2025
47AQI
47AQI
29th July 2025
48AQI
48AQI
30th July 2025
40AQI
40AQI
31st July 2025
41AQI
41AQI
1st August 2025
34AQI
34AQI
2nd August 2025
39AQI
39AQI
3rd August 2025
43AQI
43AQI
4th August 2025
52AQI
52AQI
5th August 2025
49AQI
49AQI
6th August 2025
48AQI
48AQI
35AQI
35AQI
43AQI
38AQI
36AQI
40AQI
50AQI
44AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202540AQI
29
2
28
22
9
25
5
27
4
27
3
21
10
5
1
184
34
Highest AQI recorded in
July50AQI
Lowest AQI recorded in
February35AQI
202439AQI
30
1
28
1
24
7
15
15
25
6
21
9
18
13
30
1
28
2
29
2
28
2
31
307
59
Highest AQI recorded in
April51AQI
Lowest AQI recorded in
October33AQI
202345AQI
8
5
21
10
19
11
9
22
27
4
18
12
28
3
19
10
30
1
179
78
Highest AQI recorded in
July56AQI
Lowest AQI recorded in
December35AQI
202244AQI
24
6
16
5
22
9
20
9
18
13
16
14
13
8
1
19
9
25
6
8
4
181
84
Highest AQI recorded in
August56AQI
Lowest AQI recorded in
October39AQI
202139AQI
26
5
23
5
23
6
21
24
7
22
8
27
4
24
7
25
5
26
5
22
8
23
8
286
68
Highest AQI recorded in
June47AQI
Lowest AQI recorded in
April32AQI
202041AQI
10
3
18
3
17
1
19
11
28
3
11
20
19
28
3
17
13
24
7
191
64
Highest AQI recorded in
August58AQI
Lowest AQI recorded in
April29AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2023(Avg.)
45AQILeast Polluted Year Recorded
2021(Avg.)
39AQIHorigomecho's annual 2025 AQI (40) shows an average percentage change of -4.3% (improved AQI) compared to previous years: 2020 (41), 2021 (39), 2022 (44), 2023 (45), 2024 (39).
