Honjo, 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
Honjo, Sano, Tochigi, Japan
2021
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
28th Aug 2021
69AQILowest AQI recorded on
27th Aug 2024
16AQISame 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
Honjo, Sano, Tochigi, Japan
AQI
Day
Night
.
4 AM6th Aug 2025
6 PM
3 AM7th Aug 2025
Day time
Avg. Highest Time
1PM6th Aug
52AQI
Avg. Lowest Time
4PM6th Aug
36AQI
Night time
Avg. Highest Time
7PM6th Aug
52AQI
Avg. Lowest Time
12AM7th Aug
41AQI
In the last 24 hours,
Honjo's AQI reached its highest point of 52 at 1 PM during the Day, while the lowest point, 36, was recorded at 4 PM during the Day between 6th Aug and 7th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Honjo, 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 2025594 AMAQI
8th Jul 2025645 AMAQI
8th Jul 2025646 AMAQI
8th Jul 2025647 AMAQI
8th Jul 2025638 AMAQI
8th Jul 20251069 AMAQI
8th Jul 202512110 AMAQI
8th Jul 202512211 AMAQI
8th Jul 202510812 PMAQI
8th Jul 2025911 PMAQI
8th Jul 2025872 PMAQI
8th Jul 2025863 PMAQI
8th Jul 2025824 PMAQI
8th Jul 2025775 PMAQI
8th Jul 2025766 PMAQI
8th Jul 2025807 PMAQI
8th Jul 2025828 PMAQI
8th Jul 2025759 PMAQI
8th Jul 20257010 PMAQI
8th Jul 20257211 PMAQI
9th Jul 20257412 AMAQI
9th Jul 2025721 AMAQI
9th Jul 2025632 AMAQI
9th Jul 2025643 AMAQI
31°C27/36°C
9th Jul 2025664 AMAQI
9th Jul 2025715 AMAQI
9th Jul 2025716 AMAQI
9th Jul 2025717 AMAQI
9th Jul 2025718 AMAQI
9th Jul 2025949 AMAQI
9th Jul 202510510 AMAQI
9th Jul 202511011 AMAQI
9th Jul 202510412 PMAQI
9th Jul 2025931 PMAQI
9th Jul 2025812 PMAQI
9th Jul 2025803 PMAQI
9th Jul 2025884 PMAQI
9th Jul 20251025 PMAQI
9th Jul 2025956 PMAQI
9th Jul 2025927 PMAQI
9th Jul 2025868 PMAQI
9th Jul 2025759 PMAQI
9th Jul 20257210 PMAQI
9th Jul 20257011 PMAQI
10th Jul 20256812 AMAQI
10th Jul 2025681 AMAQI
10th Jul 2025682 AMAQI
10th Jul 2025683 AMAQI
31°C27/37°C
10th Jul 2025714 AMAQI
10th Jul 2025735 AMAQI
10th Jul 2025736 AMAQI
10th Jul 2025747 AMAQI
10th Jul 2025738 AMAQI
10th Jul 2025469 AMAQI
10th Jul 20253810 AMAQI
10th Jul 20255211 AMAQI
10th Jul 20256312 PMAQI
10th Jul 2025721 PMAQI
10th Jul 2025702 PMAQI
10th Jul 2025783 PMAQI
10th Jul 2025724 PMAQI
10th Jul 2025665 PMAQI
10th Jul 2025566 PMAQI
10th Jul 2025437 PMAQI
10th Jul 2025408 PMAQI
10th Jul 2025569 PMAQI
10th Jul 20255710 PMAQI
10th Jul 20255811 PMAQI
11th Jul 20255712 AMAQI
11th Jul 2025581 AMAQI
11th Jul 2025622 AMAQI
11th Jul 2025683 AMAQI
28°C22/35°C
11th Jul 2025694 AMAQI
11th Jul 2025685 AMAQI
11th Jul 2025686 AMAQI
11th Jul 2025687 AMAQI
11th Jul 2025698 AMAQI
11th Jul 2025289 AMAQI
11th Jul 20251610 AMAQI
11th Jul 20251511 AMAQI
11th Jul 20251812 PMAQI
11th Jul 2025301 PMAQI
11th Jul 2025382 PMAQI
11th Jul 2025383 PMAQI
11th Jul 2025344 PMAQI
11th Jul 2025305 PMAQI
11th Jul 2025316 PMAQI
11th Jul 2025257 PMAQI
11th Jul 2025388 PMAQI
11th Jul 2025549 PMAQI
11th Jul 20255610 PMAQI
11th Jul 20255611 PMAQI
12th Jul 20255612 AMAQI
12th Jul 2025571 AMAQI
12th Jul 2025642 AMAQI
12th Jul 2025643 AMAQI
22°C21/23°C
12th Jul 2025624 AMAQI
12th Jul 2025595 AMAQI
12th Jul 2025586 AMAQI
12th Jul 2025597 AMAQI
12th Jul 2025598 AMAQI
12th Jul 2025399 AMAQI
12th Jul 20252910 AMAQI
12th Jul 20253411 AMAQI
12th Jul 20253412 PMAQI
12th Jul 2025401 PMAQI
12th Jul 2025402 PMAQI
12th Jul 2025373 PMAQI
12th Jul 2025424 PMAQI
12th Jul 2025425 PMAQI
12th Jul 2025476 PMAQI
12th Jul 2025507 PMAQI
12th Jul 2025548 PMAQI
12th Jul 2025569 PMAQI
12th Jul 20255410 PMAQI
12th Jul 20255511 PMAQI
13th Jul 20255212 AMAQI
13th Jul 2025561 AMAQI
13th Jul 2025602 AMAQI
13th Jul 2025603 AMAQI
23°C21/27°C
13th Jul 2025594 AMAQI
13th Jul 2025575 AMAQI
13th Jul 2025576 AMAQI
13th Jul 2025577 AMAQI
13th Jul 2025578 AMAQI
13th Jul 2025419 AMAQI
13th Jul 20253010 AMAQI
13th Jul 20253611 AMAQI
13th Jul 20253912 PMAQI
13th Jul 2025451 PMAQI
13th Jul 2025392 PMAQI
13th Jul 2025483 PMAQI
13th Jul 2025414 PMAQI
13th Jul 2025495 PMAQI
13th Jul 2025546 PMAQI
13th Jul 2025557 PMAQI
13th Jul 2025558 PMAQI
13th Jul 2025559 PMAQI
13th Jul 20255210 PMAQI
13th Jul 20255211 PMAQI
14th Jul 20255212 AMAQI
14th Jul 2025531 AMAQI
14th Jul 2025562 AMAQI
14th Jul 2025563 AMAQI
27°C22/32°C
14th Jul 2025564 AMAQI
14th Jul 2025555 AMAQI
14th Jul 2025546 AMAQI
14th Jul 2025547 AMAQI
14th Jul 2025548 AMAQI
14th Jul 2025309 AMAQI
14th Jul 20251710 AMAQI
14th Jul 20251611 AMAQI
14th Jul 20251612 PMAQI
14th Jul 2025221 PMAQI
14th Jul 2025242 PMAQI
14th Jul 2025313 PMAQI
14th Jul 2025314 PMAQI
14th Jul 2025345 PMAQI
14th Jul 2025306 PMAQI
14th Jul 2025207 PMAQI
14th Jul 2025328 PMAQI
14th Jul 2025479 PMAQI
14th Jul 20254810 PMAQI
14th Jul 20254711 PMAQI
15th Jul 20255012 AMAQI
15th Jul 2025521 AMAQI
15th Jul 2025542 AMAQI
15th Jul 2025553 AMAQI
25°C24/27°C
15th Jul 2025534 AMAQI
15th Jul 2025525 AMAQI
15th Jul 2025526 AMAQI
15th Jul 2025527 AMAQI
15th Jul 2025528 AMAQI
15th Jul 2025339 AMAQI
15th Jul 20253210 AMAQI
15th Jul 20253211 AMAQI
15th Jul 20253012 PMAQI
15th Jul 2025331 PMAQI
15th Jul 2025312 PMAQI
15th Jul 2025283 PMAQI
15th Jul 2025304 PMAQI
15th Jul 2025265 PMAQI
15th Jul 2025286 PMAQI
15th Jul 2025267 PMAQI
15th Jul 2025348 PMAQI
15th Jul 2025449 PMAQI
15th Jul 20254010 PMAQI
15th Jul 20253811 PMAQI
16th Jul 20253912 AMAQI
16th Jul 2025451 AMAQI
16th Jul 2025522 AMAQI
16th Jul 2025523 AMAQI
27°C25/31°C
16th Jul 2025524 AMAQI
16th Jul 2025505 AMAQI
16th Jul 2025516 AMAQI
16th Jul 2025507 AMAQI
16th Jul 2025508 AMAQI
16th Jul 2025529 AMAQI
16th Jul 20255510 AMAQI
16th Jul 20255811 AMAQI
16th Jul 20255012 PMAQI
16th Jul 2025371 PMAQI
16th Jul 2025382 PMAQI
16th Jul 2025293 PMAQI
16th Jul 2025324 PMAQI
16th Jul 2025305 PMAQI
16th Jul 2025276 PMAQI
16th Jul 2025287 PMAQI
16th Jul 2025288 PMAQI
16th Jul 2025409 PMAQI
16th Jul 20254310 PMAQI
16th Jul 20254611 PMAQI
17th Jul 20254412 AMAQI
17th Jul 2025481 AMAQI
17th Jul 2025502 AMAQI
17th Jul 2025493 AMAQI
28°C24/32°C
17th Jul 2025504 AMAQI
17th Jul 2025505 AMAQI
17th Jul 2025496 AMAQI
17th Jul 2025497 AMAQI
17th Jul 2025508 AMAQI
17th Jul 2025249 AMAQI
17th Jul 20251810 AMAQI
17th Jul 20252211 AMAQI
17th Jul 20252312 PMAQI
17th Jul 2025271 PMAQI
17th Jul 2025302 PMAQI
17th Jul 2025273 PMAQI
17th Jul 2025264 PMAQI
17th Jul 2025245 PMAQI
17th Jul 2025306 PMAQI
17th Jul 2025347 PMAQI
17th Jul 2025378 PMAQI
17th Jul 2025429 PMAQI
17th Jul 20254310 PMAQI
17th Jul 20254311 PMAQI
18th Jul 20254212 AMAQI
18th Jul 2025461 AMAQI
18th Jul 2025482 AMAQI
18th Jul 2025493 AMAQI
28°C26/33°C
18th Jul 2025484 AMAQI
18th Jul 2025445 AMAQI
18th Jul 2025446 AMAQI
18th Jul 2025447 AMAQI
18th Jul 2025448 AMAQI
18th Jul 2025389 AMAQI
18th Jul 20253510 AMAQI
18th Jul 20253611 AMAQI
18th Jul 20253812 PMAQI
18th Jul 2025311 PMAQI
18th Jul 2025282 PMAQI
18th Jul 2025303 PMAQI
18th Jul 2025294 PMAQI
18th Jul 2025245 PMAQI
18th Jul 2025256 PMAQI
18th Jul 2025247 PMAQI
18th Jul 2025388 PMAQI
18th Jul 2025439 PMAQI
18th Jul 20254310 PMAQI
18th Jul 20254111 PMAQI
19th Jul 20253612 AMAQI
19th Jul 2025411 AMAQI
19th Jul 2025462 AMAQI
19th Jul 2025463 AMAQI
28°C24/34°C
19th Jul 2025454 AMAQI
19th Jul 2025435 AMAQI
19th Jul 2025446 AMAQI
19th Jul 2025447 AMAQI
19th Jul 2025438 AMAQI
19th Jul 2025279 AMAQI
19th Jul 20253010 AMAQI
19th Jul 20253811 AMAQI
19th Jul 20255212 PMAQI
19th Jul 2025321 PMAQI
19th Jul 2025362 PMAQI
19th Jul 2025343 PMAQI
19th Jul 2025344 PMAQI
19th Jul 2025335 PMAQI
19th Jul 2025316 PMAQI
19th Jul 2025307 PMAQI
19th Jul 2025368 PMAQI
19th Jul 2025349 PMAQI
19th Jul 20253210 PMAQI
19th Jul 20253411 PMAQI
20th Jul 20253812 AMAQI
20th Jul 2025411 AMAQI
20th Jul 2025432 AMAQI
20th Jul 2025433 AMAQI
29°C25/35°C
20th Jul 2025424 AMAQI
20th Jul 2025425 AMAQI
20th Jul 2025426 AMAQI
20th Jul 2025427 AMAQI
20th Jul 2025428 AMAQI
20th Jul 2025349 AMAQI
20th Jul 20252610 AMAQI
20th Jul 20253211 AMAQI
20th Jul 20253712 PMAQI
20th Jul 2025421 PMAQI
20th Jul 2025402 PMAQI
20th Jul 2025243 PMAQI
20th Jul 2025274 PMAQI
20th Jul 2025325 PMAQI
20th Jul 2025326 PMAQI
20th Jul 2025387 PMAQI
20th Jul 2025398 PMAQI
20th Jul 2025469 PMAQI
20th Jul 20254610 PMAQI
20th Jul 20254211 PMAQI
21st Jul 20253812 AMAQI
21st Jul 2025411 AMAQI
21st Jul 2025422 AMAQI
21st Jul 2025423 AMAQI
30°C25/37°C
21st Jul 2025424 AMAQI
21st Jul 2025405 AMAQI
21st Jul 2025406 AMAQI
21st Jul 2025417 AMAQI
21st Jul 2025418 AMAQI
21st Jul 2025269 AMAQI
21st Jul 20252610 AMAQI
21st Jul 20254211 AMAQI
21st Jul 20255012 PMAQI
21st Jul 2025531 PMAQI
21st Jul 2025472 PMAQI
21st Jul 2025413 PMAQI
21st Jul 2025404 PMAQI
21st Jul 2025485 PMAQI
21st Jul 2025456 PMAQI
21st Jul 2025447 PMAQI
21st Jul 2025488 PMAQI
21st Jul 2025489 PMAQI
21st Jul 20254210 PMAQI
21st Jul 20254111 PMAQI
22nd Jul 20254212 AMAQI
22nd Jul 2025421 AMAQI
22nd Jul 2025402 AMAQI
22nd Jul 2025403 AMAQI
31°C26/38°C
22nd Jul 2025404 AMAQI
22nd Jul 2025405 AMAQI
22nd Jul 2025406 AMAQI
22nd Jul 2025407 AMAQI
22nd Jul 2025418 AMAQI
22nd Jul 2025349 AMAQI
22nd Jul 20254710 AMAQI
22nd Jul 20253611 AMAQI
22nd Jul 20255212 PMAQI
22nd Jul 2025501 PMAQI
22nd Jul 2025342 PMAQI
22nd Jul 2025463 PMAQI
22nd Jul 2025524 PMAQI
22nd Jul 2025445 PMAQI
22nd Jul 2025586 PMAQI
22nd Jul 2025527 PMAQI
22nd Jul 2025498 PMAQI
22nd Jul 2025459 PMAQI
22nd Jul 20254010 PMAQI
22nd Jul 20254611 PMAQI
23rd Jul 20253612 AMAQI
23rd Jul 2025381 AMAQI
23rd Jul 2025402 AMAQI
23rd Jul 2025403 AMAQI
32°C27/37°C
23rd Jul 2025404 AMAQI
23rd Jul 2025405 AMAQI
23rd Jul 2025416 AMAQI
23rd Jul 2025427 AMAQI
23rd Jul 2025418 AMAQI
23rd Jul 2025419 AMAQI
23rd Jul 20254010 AMAQI
23rd Jul 20254711 AMAQI
23rd Jul 20255212 PMAQI
23rd Jul 2025581 PMAQI
23rd Jul 2025562 PMAQI
23rd Jul 2025563 PMAQI
23rd Jul 2025594 PMAQI
23rd Jul 2025575 PMAQI
23rd Jul 2025626 PMAQI
23rd Jul 2025647 PMAQI
23rd Jul 2025508 PMAQI
23rd Jul 2025409 PMAQI
23rd Jul 20254710 PMAQI
23rd Jul 20254811 PMAQI
24th Jul 20254912 AMAQI
24th Jul 2025491 AMAQI
24th Jul 2025402 AMAQI
24th Jul 2025403 AMAQI
31°C26/37°C
24th Jul 2025414 AMAQI
24th Jul 2025425 AMAQI
24th Jul 2025426 AMAQI
24th Jul 2025427 AMAQI
24th Jul 2025428 AMAQI
24th Jul 2025499 AMAQI
24th Jul 20254510 AMAQI
24th Jul 20255411 AMAQI
24th Jul 20255912 PMAQI
24th Jul 2025571 PMAQI
24th Jul 2025562 PMAQI
24th Jul 2025563 PMAQI
24th Jul 2025554 PMAQI
24th Jul 2025555 PMAQI
24th Jul 2025496 PMAQI
24th Jul 2025447 PMAQI
24th Jul 2025528 PMAQI
24th Jul 2025509 PMAQI
24th Jul 20254510 PMAQI
24th Jul 20254811 PMAQI
25th Jul 20254712 AMAQI
25th Jul 2025441 AMAQI
25th Jul 2025432 AMAQI
25th Jul 2025443 AMAQI
31°C26/38°C
25th Jul 2025444 AMAQI
25th Jul 2025475 AMAQI
25th Jul 2025476 AMAQI
25th Jul 2025467 AMAQI
25th Jul 2025468 AMAQI
25th Jul 2025529 AMAQI
25th Jul 20255410 AMAQI
25th Jul 20255611 AMAQI
25th Jul 20255512 PMAQI
25th Jul 2025601 PMAQI
25th Jul 2025602 PMAQI
25th Jul 2025563 PMAQI
25th Jul 2025584 PMAQI
25th Jul 2025575 PMAQI
25th Jul 2025496 PMAQI
25th Jul 2025427 PMAQI
25th Jul 2025488 PMAQI
25th Jul 2025529 PMAQI
25th Jul 20255110 PMAQI
25th Jul 20255011 PMAQI
26th Jul 20255212 AMAQI
26th Jul 2025451 AMAQI
26th Jul 2025462 AMAQI
26th Jul 2025463 AMAQI
31°C27/38°C
26th Jul 2025474 AMAQI
26th Jul 2025485 AMAQI
26th Jul 2025486 AMAQI
26th Jul 2025487 AMAQI
26th Jul 2025488 AMAQI
26th Jul 2025529 AMAQI
26th Jul 20255910 AMAQI
26th Jul 20256211 AMAQI
26th Jul 20256412 PMAQI
26th Jul 2025621 PMAQI
26th Jul 2025612 PMAQI
26th Jul 2025603 PMAQI
26th Jul 2025564 PMAQI
26th Jul 2025525 PMAQI
26th Jul 2025636 PMAQI
26th Jul 2025527 PMAQI
26th Jul 2025508 PMAQI
26th Jul 2025489 PMAQI
26th Jul 20254510 PMAQI
26th Jul 20254811 PMAQI
27th Jul 20255012 AMAQI
27th Jul 2025491 AMAQI
27th Jul 2025482 AMAQI
27th Jul 2025493 AMAQI
31°C26/38°C
27th Jul 2025504 AMAQI
27th Jul 2025525 AMAQI
27th Jul 2025526 AMAQI
27th Jul 2025517 AMAQI
27th Jul 2025518 AMAQI
27th Jul 2025429 AMAQI
27th Jul 20253610 AMAQI
27th Jul 20255011 AMAQI
27th Jul 20255012 PMAQI
27th Jul 2025461 PMAQI
27th Jul 2025512 PMAQI
27th Jul 2025543 PMAQI
27th Jul 2025544 PMAQI
27th Jul 2025525 PMAQI
27th Jul 2025406 PMAQI
27th Jul 2025477 PMAQI
27th Jul 2025468 PMAQI
27th Jul 2025419 PMAQI
27th Jul 20253810 PMAQI
27th Jul 20253511 PMAQI
28th Jul 20253712 AMAQI
28th Jul 2025421 AMAQI
28th Jul 2025502 AMAQI
28th Jul 2025493 AMAQI
32°C27/37°C
28th Jul 2025504 AMAQI
28th Jul 2025505 AMAQI
28th Jul 2025496 AMAQI
28th Jul 2025507 AMAQI
28th Jul 2025508 AMAQI
28th Jul 2025439 AMAQI
28th Jul 20253610 AMAQI
28th Jul 20253411 AMAQI
28th Jul 20254212 PMAQI
28th Jul 2025501 PMAQI
28th Jul 2025382 PMAQI
28th Jul 2025383 PMAQI
28th Jul 2025404 PMAQI
28th Jul 2025515 PMAQI
28th Jul 2025526 PMAQI
28th Jul 2025547 PMAQI
28th Jul 2025538 PMAQI
28th Jul 2025549 PMAQI
28th Jul 20255210 PMAQI
28th Jul 20255311 PMAQI
29th Jul 20255012 AMAQI
29th Jul 2025471 AMAQI
29th Jul 2025472 AMAQI
29th Jul 2025463 AMAQI
32°C27/37°C
29th Jul 2025464 AMAQI
29th Jul 2025475 AMAQI
29th Jul 2025466 AMAQI
29th Jul 2025467 AMAQI
29th Jul 2025468 AMAQI
29th Jul 2025459 AMAQI
29th Jul 20255110 AMAQI
29th Jul 20255311 AMAQI
29th Jul 20255412 PMAQI
29th Jul 2025511 PMAQI
29th Jul 2025502 PMAQI
29th Jul 2025483 PMAQI
29th Jul 2025494 PMAQI
29th Jul 2025495 PMAQI
29th Jul 2025496 PMAQI
29th Jul 2025487 PMAQI
29th Jul 2025428 PMAQI
29th Jul 2025439 PMAQI
29th Jul 20253210 PMAQI
29th Jul 20253811 PMAQI
30th Jul 20253712 AMAQI
30th Jul 2025361 AMAQI
30th Jul 2025472 AMAQI
30th Jul 2025463 AMAQI
32°C27/38°C
30th Jul 2025484 AMAQI
30th Jul 2025485 AMAQI
30th Jul 2025496 AMAQI
30th Jul 2025487 AMAQI
30th Jul 2025488 AMAQI
30th Jul 2025259 AMAQI
30th Jul 20251810 AMAQI
30th Jul 20251811 AMAQI
30th Jul 20252212 PMAQI
30th Jul 2025221 PMAQI
30th Jul 2025252 PMAQI
30th Jul 2025283 PMAQI
30th Jul 2025284 PMAQI
30th Jul 2025275 PMAQI
30th Jul 2025336 PMAQI
30th Jul 2025417 PMAQI
30th Jul 2025408 PMAQI
30th Jul 2025449 PMAQI
30th Jul 20254510 PMAQI
30th Jul 20253511 PMAQI
31st Jul 20253912 AMAQI
31st Jul 2025471 AMAQI
31st Jul 2025452 AMAQI
31st Jul 2025463 AMAQI
30°C26/37°C
31st Jul 2025474 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 20254111 AMAQI
31st Jul 20253512 PMAQI
31st Jul 2025331 PMAQI
31st Jul 2025322 PMAQI
31st Jul 2025283 PMAQI
31st Jul 2025324 PMAQI
31st Jul 2025305 PMAQI
31st Jul 2025286 PMAQI
31st Jul 2025307 PMAQI
31st Jul 2025328 PMAQI
31st Jul 2025309 PMAQI
31st Jul 20253310 PMAQI
31st Jul 20252911 PMAQI
1st Aug 20253212 AMAQI
1st Aug 2025341 AMAQI
1st Aug 2025342 AMAQI
1st Aug 2025433 AMAQI
29°C24/35°C
1st Aug 2025424 AMAQI
1st Aug 2025395 AMAQI
1st Aug 2025366 AMAQI
1st Aug 2025387 AMAQI
1st Aug 2025378 AMAQI
1st Aug 2025399 AMAQI
1st Aug 20253810 AMAQI
1st Aug 20254111 AMAQI
1st Aug 20254312 PMAQI
1st Aug 2025381 PMAQI
1st Aug 2025292 PMAQI
1st Aug 2025303 PMAQI
1st Aug 2025444 PMAQI
1st Aug 2025385 PMAQI
1st Aug 2025406 PMAQI
1st Aug 2025267 PMAQI
1st Aug 2025288 PMAQI
1st Aug 2025299 PMAQI
1st Aug 20253210 PMAQI
1st Aug 20252811 PMAQI
2nd Aug 20253012 AMAQI
2nd Aug 2025361 AMAQI
2nd Aug 2025392 AMAQI
2nd Aug 2025403 AMAQI
28°C25/32°C
2nd Aug 2025404 AMAQI
2nd Aug 2025405 AMAQI
2nd Aug 2025426 AMAQI
2nd Aug 2025387 AMAQI
2nd Aug 2025408 AMAQI
2nd Aug 2025319 AMAQI
2nd Aug 20253010 AMAQI
2nd Aug 20253911 AMAQI
2nd Aug 20253112 PMAQI
2nd Aug 2025361 PMAQI
2nd Aug 2025462 PMAQI
2nd Aug 2025483 PMAQI
2nd Aug 2025404 PMAQI
2nd Aug 2025405 PMAQI
2nd Aug 2025426 PMAQI
2nd Aug 2025467 PMAQI
2nd Aug 2025388 PMAQI
2nd Aug 2025389 PMAQI
2nd Aug 20253710 PMAQI
2nd Aug 20254011 PMAQI
3rd Aug 20253212 AMAQI
3rd Aug 2025361 AMAQI
3rd Aug 2025382 AMAQI
3rd Aug 2025393 AMAQI
31°C26/39°C
3rd Aug 2025404 AMAQI
3rd Aug 2025405 AMAQI
3rd Aug 2025396 AMAQI
3rd Aug 2025407 AMAQI
3rd Aug 2025398 AMAQI
3rd Aug 2025429 AMAQI
3rd Aug 20255010 AMAQI
3rd Aug 20254911 AMAQI
3rd Aug 20255612 PMAQI
3rd Aug 2025511 PMAQI
3rd Aug 2025542 PMAQI
3rd Aug 2025473 PMAQI
3rd Aug 2025444 PMAQI
3rd Aug 2025465 PMAQI
3rd Aug 2025506 PMAQI
3rd Aug 2025487 PMAQI
3rd Aug 2025448 PMAQI
3rd Aug 2025399 PMAQI
3rd Aug 20253810 PMAQI
3rd Aug 20254011 PMAQI
4th Aug 20253612 AMAQI
4th Aug 2025371 AMAQI
4th Aug 2025382 AMAQI
4th Aug 2025403 AMAQI
31°C26/38°C
4th Aug 2025404 AMAQI
4th Aug 2025425 AMAQI
4th Aug 2025436 AMAQI
4th Aug 2025437 AMAQI
4th Aug 2025438 AMAQI
4th Aug 2025529 AMAQI
4th Aug 20256010 AMAQI
4th Aug 20256711 AMAQI
4th Aug 20257212 PMAQI
4th Aug 2025661 PMAQI
4th Aug 2025752 PMAQI
4th Aug 2025683 PMAQI
4th Aug 2025814 PMAQI
4th Aug 2025815 PMAQI
4th Aug 2025716 PMAQI
4th Aug 2025707 PMAQI
4th Aug 2025638 PMAQI
4th Aug 2025599 PMAQI
4th Aug 20255610 PMAQI
4th Aug 20254911 PMAQI
5th Aug 20255512 AMAQI
5th Aug 2025431 AMAQI
5th Aug 2025402 AMAQI
5th Aug 2025403 AMAQI
32°C27/38°C
5th Aug 2025484 AMAQI
5th Aug 2025515 AMAQI
5th Aug 2025516 AMAQI
5th Aug 2025507 AMAQI
5th Aug 2025518 AMAQI
5th Aug 2025569 AMAQI
5th Aug 20255710 AMAQI
5th Aug 20255711 AMAQI
5th Aug 20256012 PMAQI
5th Aug 2025541 PMAQI
5th Aug 2025502 PMAQI
5th Aug 2025573 PMAQI
5th Aug 2025604 PMAQI
5th Aug 2025475 PMAQI
5th Aug 2025496 PMAQI
5th Aug 2025397 PMAQI
5th Aug 2025458 PMAQI
5th Aug 2025449 PMAQI
5th Aug 20254810 PMAQI
5th Aug 20254011 PMAQI
6th Aug 20254312 AMAQI
6th Aug 2025481 AMAQI
6th Aug 2025492 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 2025508 AMAQI
6th Aug 2025399 AMAQI
6th Aug 20254410 AMAQI
6th Aug 20253611 AMAQI
6th Aug 20254512 PMAQI
6th Aug 2025521 PMAQI
6th Aug 2025522 PMAQI
6th Aug 2025453 PMAQI
6th Aug 2025364 PMAQI
6th Aug 2025475 PMAQI
6th Aug 2025436 PMAQI
6th Aug 2025527 PMAQI
6th Aug 2025498 PMAQI
6th Aug 2025449 PMAQI
6th Aug 20254510 PMAQI
6th Aug 20254211 PMAQI
7th Aug 20254112 AMAQI
7th Aug 2025461 AMAQI
7th Aug 2025472 AMAQI
7th Aug 2025463 AMAQI
31°C27/38°C
7th Aug 2025454 AMAQI
4 AM7th Aug 2025455 AMAQI
7th Aug 2025466 AMAQI
7th Aug 2025447 AMAQI
7th Aug 2025448 AMAQI
7th Aug 2025319 AMAQI
11 AM
6 PM
11 PM
3 AM
--°C/°C
Day time
Avg. Highest Time
4 AM - 8 AM
49AQI
5 hours / Day
150 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 4 AM to 8 AM (Avg. 49), while the lowest AQI was between 9 AM to 10 AM (Avg. 43).
Night time
Avg. Highest Time
12 AM - 3 AM
48AQI
4 hours / Day
120 hours / Month
Avg. Lowest Time
7 PM - 11 PM
46AQI
5 hours / Day
150 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 3 AM (Avg. 48), while the lowest AQI was between 7 PM to 11 PM (Avg. 46).
2025 Days Vs Air Quality
Honjo, Sano, Tochigi, Japan
2025
87%
190
13%
28
Total number of days with different AQI categories in last 219 days in 2025 (146 days remaining)
Good
190 DaysModerate
28 DaysPoor
0 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 87%
Health Risk Level:
Low
In 2025, 87% of 219 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
Honjo, 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
28AQI
28AQI
3rd January 2025
28AQI
28AQI
4th January 2025
26AQI
26AQI
5th January 2025
33AQI
33AQI
6th January 2025
50AQI
50AQI
7th January 2025
30AQI
30AQI
8th January 2025
35AQI
35AQI
9th January 2025
27AQI
27AQI
10th January 2025
27AQI
27AQI
11th January 2025
26AQI
26AQI
12th January 2025
30AQI
30AQI
13th January 2025
28AQI
28AQI
14th January 2025
29AQI
29AQI
15th January 2025
33AQI
33AQI
16th January 2025
30AQI
30AQI
17th January 2025
30AQI
30AQI
18th January 2025
32AQI
32AQI
19th January 2025
41AQI
41AQI
20th January 2025
43AQI
43AQI
21st January 2025
42AQI
42AQI
22nd January 2025
40AQI
40AQI
23rd January 2025
44AQI
44AQI
24th January 2025
48AQI
48AQI
25th January 2025
38AQI
38AQI
26th January 2025
34AQI
34AQI
27th January 2025
31AQI
31AQI
28th January 2025
36AQI
36AQI
29th January 2025
31AQI
31AQI
30th January 2025
31AQI
31AQI
31st January 2025
29AQI
29AQI
1st February 2025
32AQI
32AQI
2nd February 2025
40AQI
40AQI
3rd February 2025
38AQI
38AQI
4th February 2025
34AQI
34AQI
5th February 2025
33AQI
33AQI
6th February 2025
29AQI
29AQI
7th February 2025
29AQI
29AQI
8th February 2025
30AQI
30AQI
9th February 2025
30AQI
30AQI
10th February 2025
29AQI
29AQI
11th February 2025
30AQI
30AQI
12th February 2025
33AQI
33AQI
13th February 2025
33AQI
33AQI
14th February 2025
31AQI
31AQI
15th February 2025
31AQI
31AQI
16th February 2025
39AQI
39AQI
17th February 2025
35AQI
35AQI
18th February 2025
32AQI
32AQI
19th February 2025
31AQI
31AQI
20th February 2025
31AQI
31AQI
21st February 2025
31AQI
31AQI
22nd February 2025
31AQI
31AQI
23rd February 2025
32AQI
32AQI
24th February 2025
33AQI
33AQI
25th February 2025
34AQI
34AQI
26th February 2025
38AQI
38AQI
27th February 2025
40AQI
40AQI
28th February 2025
47AQI
47AQI
1st March 2025
52AQI
52AQI
2nd March 2025
54AQI
54AQI
3rd March 2025
41AQI
41AQI
4th March 2025
39AQI
39AQI
5th March 2025
31AQI
31AQI
6th March 2025
34AQI
34AQI
7th March 2025
33AQI
33AQI
8th March 2025
38AQI
38AQI
9th March 2025
37AQI
37AQI
10th March 2025
38AQI
38AQI
11th March 2025
44AQI
44AQI
12th March 2025
48AQI
48AQI
13th March 2025
45AQI
45AQI
14th March 2025
35AQI
35AQI
15th March 2025
41AQI
41AQI
16th March 2025
25AQI
25AQI
17th March 2025
23AQI
23AQI
18th March 2025
23AQI
23AQI
19th March 2025
19AQI
19AQI
20th March 2025
24AQI
24AQI
21st March 2025
36AQI
36AQI
22nd March 2025
45AQI
45AQI
23rd March 2025
51AQI
51AQI
24th March 2025
54AQI
54AQI
25th March 2025
67AQI
67AQI
26th March 2025
65AQI
65AQI
27th March 2025
69AQI
69AQI
28th March 2025
59AQI
59AQI
29th March 2025
40AQI
40AQI
30th March 2025
35AQI
35AQI
31st March 2025
32AQI
32AQI
1st April 2025
31AQI
31AQI
2nd April 2025
23AQI
23AQI
3rd April 2025
22AQI
22AQI
4th April 2025
23AQI
23AQI
5th April 2025
27AQI
27AQI
6th April 2025
22AQI
22AQI
7th April 2025
27AQI
27AQI
8th April 2025
35AQI
35AQI
9th April 2025
27AQI
27AQI
10th April 2025
39AQI
39AQI
11th April 2025
40AQI
40AQI
12th April 2025
39AQI
39AQI
13th April 2025
27AQI
27AQI
14th April 2025
26AQI
26AQI
15th April 2025
23AQI
23AQI
16th April 2025
24AQI
24AQI
17th April 2025
39AQI
39AQI
18th April 2025
49AQI
49AQI
19th April 2025
64AQI
64AQI
20th April 2025
60AQI
60AQI
21st April 2025
42AQI
42AQI
22nd April 2025
50AQI
50AQI
23rd April 2025
32AQI
32AQI
24th April 2025
40AQI
40AQI
25th April 2025
38AQI
38AQI
26th April 2025
45AQI
45AQI
27th April 2025
42AQI
42AQI
28th April 2025
51AQI
51AQI
29th April 2025
35AQI
35AQI
30th April 2025
44AQI
44AQI
1st May 2025
41AQI
41AQI
2nd May 2025
30AQI
30AQI
3rd May 2025
30AQI
30AQI
4th May 2025
33AQI
33AQI
5th May 2025
30AQI
30AQI
6th May 2025
26AQI
26AQI
7th May 2025
23AQI
23AQI
8th May 2025
30AQI
30AQI
9th May 2025
30AQI
30AQI
10th May 2025
24AQI
24AQI
11th May 2025
21AQI
21AQI
12th May 2025
20AQI
20AQI
13th May 2025
31AQI
31AQI
14th May 2025
39AQI
39AQI
15th May 2025
40AQI
40AQI
16th May 2025
47AQI
47AQI
17th May 2025
28AQI
28AQI
18th May 2025
39AQI
39AQI
19th May 2025
42AQI
42AQI
20th May 2025
53AQI
53AQI
21st May 2025
62AQI
62AQI
22nd May 2025
53AQI
53AQI
23rd May 2025
50AQI
50AQI
24th May 2025
45AQI
45AQI
25th May 2025
31AQI
31AQI
26th May 2025
32AQI
32AQI
27th May 2025
30AQI
30AQI
28th May 2025
27AQI
27AQI
29th May 2025
34AQI
34AQI
30th May 2025
28AQI
28AQI
31st May 2025
22AQI
22AQI
1st June 2025
24AQI
24AQI
2nd June 2025
34AQI
34AQI
3rd June 2025
34AQI
34AQI
4th June 2025
29AQI
29AQI
5th June 2025
36AQI
36AQI
6th June 2025
46AQI
46AQI
7th June 2025
51AQI
51AQI
8th June 2025
64AQI
64AQI
9th June 2025
56AQI
56AQI
10th June 2025
40AQI
40AQI
11th June 2025
34AQI
34AQI
12th June 2025
44AQI
44AQI
13th June 2025
43AQI
43AQI
14th June 2025
36AQI
36AQI
15th June 2025
32AQI
32AQI
16th June 2025
40AQI
40AQI
17th June 2025
48AQI
48AQI
18th June 2025
41AQI
41AQI
19th June 2025
46AQI
46AQI
20th June 2025
45AQI
45AQI
21st June 2025
43AQI
43AQI
22nd June 2025
47AQI
47AQI
23rd June 2025
40AQI
40AQI
24th June 2025
37AQI
37AQI
25th June 2025
32AQI
32AQI
26th June 2025
33AQI
33AQI
27th June 2025
35AQI
35AQI
28th June 2025
35AQI
35AQI
29th June 2025
42AQI
42AQI
30th June 2025
48AQI
48AQI
1st July 2025
48AQI
48AQI
2nd July 2025
48AQI
48AQI
3rd July 2025
50AQI
50AQI
4th July 2025
51AQI
51AQI
5th July 2025
54AQI
54AQI
6th July 2025
56AQI
56AQI
7th July 2025
77AQI
77AQI
8th July 2025
78AQI
78AQI
9th July 2025
81AQI
81AQI
10th July 2025
62AQI
62AQI
11th July 2025
47AQI
47AQI
12th July 2025
51AQI
51AQI
13th July 2025
51AQI
51AQI
14th July 2025
40AQI
40AQI
15th July 2025
40AQI
40AQI
16th July 2025
43AQI
43AQI
17th July 2025
38AQI
38AQI
18th July 2025
39AQI
39AQI
19th July 2025
38AQI
38AQI
20th July 2025
38AQI
38AQI
21st July 2025
42AQI
42AQI
22nd July 2025
44AQI
44AQI
23rd July 2025
47AQI
47AQI
24th July 2025
48AQI
48AQI
25th July 2025
50AQI
50AQI
26th July 2025
52AQI
52AQI
27th July 2025
47AQI
47AQI
28th July 2025
47AQI
47AQI
29th July 2025
47AQI
47AQI
30th July 2025
37AQI
37AQI
31st July 2025
38AQI
38AQI
1st August 2025
35AQI
35AQI
2nd August 2025
39AQI
39AQI
3rd August 2025
43AQI
43AQI
4th August 2025
56AQI
56AQI
5th August 2025
49AQI
49AQI
6th August 2025
48AQI
48AQI
34AQI
33AQI
41AQI
36AQI
35AQI
41AQI
49AQI
45AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202539AQI
31
28
23
8
27
3
28
3
27
3
21
10
5
1
190
28
Highest AQI recorded in
July49AQI
Lowest AQI recorded in
February33AQI
202436AQI
31
29
30
1
24
6
28
3
26
4
19
12
30
1
27
3
31
28
2
31
334
32
Highest AQI recorded in
July45AQI
Lowest AQI recorded in
January28AQI
202336AQI
9
4
26
5
23
7
24
7
30
1
29
1
31
25
4
31
228
29
Highest AQI recorded in
July45AQI
Lowest AQI recorded in
December30AQI
202241AQI
27
4
19
2
24
7
13
4
26
5
17
13
19
4
2
24
5
25
6
9
3
205
53
Highest AQI recorded in
June48AQI
Lowest AQI recorded in
January36AQI
202137AQI
26
5
24
4
25
4
20
1
27
4
23
7
28
3
25
6
27
3
26
5
27
3
28
3
306
48
Highest AQI recorded in
June42AQI
Lowest AQI recorded in
April30AQI
202037AQI
11
2
19
2
18
23
7
29
2
15
16
19
26
5
18
12
24
7
202
53
Highest AQI recorded in
August52AQI
Lowest AQI recorded in
April28AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2022(Avg.)
41AQILeast Polluted Year Recorded
2024(Avg.)
36AQIHonjo's annual 2025 AQI (39) shows an average percentage change of 3.3% (worsened AQI) compared to previous years: 2020 (37), 2021 (37), 2022 (41), 2023 (36), 2024 (36).
