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
2022
2023
2024
2025
2026
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
4th Aug 2025
56AQILowest AQI recorded on
27th Aug 2024
16AQISame Day Analysis (4th August):
On this day, AQI across the 5 years varied significantly: 2026 ranks 4th highest AQI at 24 of Good air quality, showing improvement over 2025, 2024 and 2023 on the same day.
Day & Night AQI Trend: 3rd Aug - 4th Aug 2026
Honjo, Sano, Tochigi, Japan
AQI
Day
Night
.
4 AM3rd Aug 2026
6 PM
3 AM4th Aug 2026
Day time
Avg. Highest Time
5AM3rd Aug
27AQI
Avg. Lowest Time
5PM3rd Aug
8AQI
Night time
Avg. Highest Time
11PM3rd Aug
31AQI
Avg. Lowest Time
7PM3rd Aug
8AQI
In the last 24 hours,
Honjo's AQI reached its highest point of 31 at 11 PM during the Night, while the lowest point, 8, was recorded at 7 PM during the Night between 3rd Aug and 4th Aug 2026.
Day & Night AQI Trend : Jul - Aug 2026
Honjo, Sano, Tochigi, Japan
JulAug
06th - 07th07th - 08th08th - 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
Day
Night
6th Jul 2026254 AMAQI
6th Jul 2026215 AMAQI
6th Jul 2026176 AMAQI
6th Jul 2026237 AMAQI
6th Jul 2026148 AMAQI
6th Jul 2026179 AMAQI
6th Jul 20261710 AMAQI
6th Jul 20261811 AMAQI
6th Jul 20262112 PMAQI
6th Jul 2026211 PMAQI
6th Jul 2026252 PMAQI
6th Jul 2026293 PMAQI
6th Jul 2026334 PMAQI
6th Jul 2026185 PMAQI
6th Jul 2026296 PMAQI
6th Jul 2026367 PMAQI
6th Jul 2026318 PMAQI
6th Jul 2026299 PMAQI
6th Jul 20262810 PMAQI
6th Jul 20262611 PMAQI
7th Jul 20262812 AMAQI
7th Jul 2026301 AMAQI
7th Jul 2026282 AMAQI
7th Jul 2026283 AMAQI
21°C20/22°C
7th Jul 2026264 AMAQI
7th Jul 2026305 AMAQI
7th Jul 2026306 AMAQI
7th Jul 2026267 AMAQI
7th Jul 2026288 AMAQI
7th Jul 2026249 AMAQI
7th Jul 20262410 AMAQI
7th Jul 20262211 AMAQI
7th Jul 20262212 PMAQI
7th Jul 2026221 PMAQI
7th Jul 2026252 PMAQI
7th Jul 2026293 PMAQI
7th Jul 2026264 PMAQI
7th Jul 2026265 PMAQI
7th Jul 2026286 PMAQI
7th Jul 2026267 PMAQI
7th Jul 2026268 PMAQI
7th Jul 2026249 PMAQI
7th Jul 20261810 PMAQI
7th Jul 20261811 PMAQI
8th Jul 20262812 AMAQI
8th Jul 2026311 AMAQI
8th Jul 2026282 AMAQI
8th Jul 2026283 AMAQI
24°C19/29°C
8th Jul 2026264 AMAQI
8th Jul 2026305 AMAQI
8th Jul 2026286 AMAQI
8th Jul 2026297 AMAQI
8th Jul 2026288 AMAQI
8th Jul 2026199 AMAQI
8th Jul 20261710 AMAQI
8th Jul 20262611 AMAQI
8th Jul 20262612 PMAQI
8th Jul 2026261 PMAQI
8th Jul 2026252 PMAQI
8th Jul 2026263 PMAQI
8th Jul 2026284 PMAQI
8th Jul 2026265 PMAQI
8th Jul 2026246 PMAQI
8th Jul 2026207 PMAQI
8th Jul 2026208 PMAQI
8th Jul 2026209 PMAQI
8th Jul 20261510 PMAQI
8th Jul 20262411 PMAQI
9th Jul 20262812 AMAQI
9th Jul 2026271 AMAQI
9th Jul 2026292 AMAQI
9th Jul 2026283 AMAQI
25°C21/30°C
9th Jul 2026274 AMAQI
9th Jul 2026265 AMAQI
9th Jul 2026266 AMAQI
9th Jul 2026277 AMAQI
9th Jul 2026268 AMAQI
9th Jul 2026229 AMAQI
9th Jul 20262110 AMAQI
9th Jul 20262411 AMAQI
9th Jul 20262212 PMAQI
9th Jul 2026231 PMAQI
9th Jul 2026232 PMAQI
9th Jul 2026223 PMAQI
9th Jul 2026274 PMAQI
9th Jul 2026255 PMAQI
9th Jul 2026286 PMAQI
9th Jul 2026267 PMAQI
9th Jul 2026268 PMAQI
9th Jul 2026409 PMAQI
9th Jul 20264610 PMAQI
9th Jul 20262811 PMAQI
10th Jul 20262512 AMAQI
10th Jul 2026281 AMAQI
10th Jul 2026262 AMAQI
10th Jul 2026263 AMAQI
27°C22/33°C
10th Jul 2026264 AMAQI
10th Jul 2026275 AMAQI
10th Jul 2026286 AMAQI
10th Jul 2026267 AMAQI
10th Jul 2026288 AMAQI
10th Jul 2026289 AMAQI
10th Jul 20262810 AMAQI
10th Jul 20262811 AMAQI
10th Jul 20262812 PMAQI
10th Jul 2026271 PMAQI
10th Jul 2026242 PMAQI
10th Jul 2026243 PMAQI
10th Jul 2026244 PMAQI
10th Jul 2026425 PMAQI
10th Jul 2026596 PMAQI
10th Jul 2026427 PMAQI
10th Jul 2026258 PMAQI
10th Jul 2026289 PMAQI
10th Jul 20261710 PMAQI
10th Jul 20262411 PMAQI
11th Jul 20263012 AMAQI
11th Jul 2026211 AMAQI
11th Jul 202682 AMAQI
11th Jul 2026143 AMAQI
29°C23/35°C
11th Jul 2026124 AMAQI
11th Jul 2026145 AMAQI
11th Jul 2026176 AMAQI
11th Jul 2026107 AMAQI
11th Jul 2026168 AMAQI
11th Jul 2026349 AMAQI
11th Jul 20263010 AMAQI
11th Jul 20262511 AMAQI
11th Jul 20263312 PMAQI
11th Jul 2026191 PMAQI
11th Jul 2026442 PMAQI
11th Jul 2026483 PMAQI
11th Jul 2026464 PMAQI
11th Jul 2026485 PMAQI
11th Jul 2026466 PMAQI
11th Jul 2026667 PMAQI
11th Jul 2026698 PMAQI
11th Jul 2026339 PMAQI
11th Jul 20262910 PMAQI
11th Jul 20263111 PMAQI
12th Jul 20261912 AMAQI
12th Jul 2026171 AMAQI
12th Jul 2026252 AMAQI
12th Jul 2026213 AMAQI
28°C24/34°C
12th Jul 2026174 AMAQI
12th Jul 2026145 AMAQI
12th Jul 2026216 AMAQI
12th Jul 2026217 AMAQI
12th Jul 2026258 AMAQI
12th Jul 2026219 AMAQI
12th Jul 20263010 AMAQI
12th Jul 20261711 AMAQI
12th Jul 20262512 PMAQI
12th Jul 2026231 PMAQI
12th Jul 2026222 PMAQI
12th Jul 2026243 PMAQI
12th Jul 2026264 PMAQI
12th Jul 2026365 PMAQI
12th Jul 2026316 PMAQI
12th Jul 2026517 PMAQI
12th Jul 2026518 PMAQI
12th Jul 2026539 PMAQI
12th Jul 20265410 PMAQI
12th Jul 20265211 PMAQI
13th Jul 20266012 AMAQI
13th Jul 2026741 AMAQI
13th Jul 2026622 AMAQI
13th Jul 2026633 AMAQI
26°C24/29°C
13th Jul 2026574 AMAQI
13th Jul 2026255 AMAQI
13th Jul 2026406 AMAQI
13th Jul 2026347 AMAQI
13th Jul 2026348 AMAQI
13th Jul 2026469 AMAQI
13th Jul 20262610 AMAQI
13th Jul 20263811 AMAQI
13th Jul 20264612 PMAQI
13th Jul 2026601 PMAQI
13th Jul 2026672 PMAQI
13th Jul 2026653 PMAQI
13th Jul 2026744 PMAQI
13th Jul 2026675 PMAQI
13th Jul 2026716 PMAQI
13th Jul 2026707 PMAQI
13th Jul 2026638 PMAQI
13th Jul 2026679 PMAQI
13th Jul 20267010 PMAQI
13th Jul 20265511 PMAQI
14th Jul 20266612 AMAQI
14th Jul 2026551 AMAQI
14th Jul 2026582 AMAQI
14th Jul 2026723 AMAQI
27°C25/31°C
14th Jul 2026584 AMAQI
14th Jul 2026565 AMAQI
14th Jul 2026526 AMAQI
14th Jul 2026517 AMAQI
14th Jul 2026428 AMAQI
14th Jul 2026429 AMAQI
14th Jul 20263610 AMAQI
14th Jul 20263911 AMAQI
14th Jul 20265012 PMAQI
14th Jul 2026521 PMAQI
14th Jul 2026602 PMAQI
14th Jul 2026443 PMAQI
14th Jul 2026244 PMAQI
14th Jul 2026315 PMAQI
14th Jul 2026466 PMAQI
14th Jul 2026537 PMAQI
14th Jul 2026428 PMAQI
14th Jul 2026769 PMAQI
14th Jul 20266210 PMAQI
14th Jul 20265011 PMAQI
15th Jul 20265412 AMAQI
15th Jul 2026601 AMAQI
15th Jul 2026602 AMAQI
15th Jul 2026463 AMAQI
30°C23/36°C
15th Jul 2026604 AMAQI
15th Jul 2026725 AMAQI
15th Jul 2026696 AMAQI
15th Jul 2026767 AMAQI
15th Jul 2026558 AMAQI
15th Jul 2026319 AMAQI
15th Jul 20265110 AMAQI
15th Jul 20265311 AMAQI
15th Jul 20267112 PMAQI
15th Jul 2026511 PMAQI
15th Jul 2026782 PMAQI
15th Jul 2026703 PMAQI
15th Jul 2026704 PMAQI
15th Jul 2026555 PMAQI
15th Jul 2026596 PMAQI
15th Jul 2026487 PMAQI
15th Jul 2026648 PMAQI
15th Jul 2026629 PMAQI
15th Jul 20265210 PMAQI
15th Jul 20265211 PMAQI
16th Jul 20265412 AMAQI
16th Jul 2026501 AMAQI
16th Jul 2026442 AMAQI
16th Jul 2026563 AMAQI
31°C26/37°C
16th Jul 2026464 AMAQI
16th Jul 2026525 AMAQI
16th Jul 2026666 AMAQI
16th Jul 2026567 AMAQI
16th Jul 2026658 AMAQI
16th Jul 2026409 AMAQI
16th Jul 20265410 AMAQI
16th Jul 20266811 AMAQI
16th Jul 20265812 PMAQI
16th Jul 2026641 PMAQI
16th Jul 2026682 PMAQI
16th Jul 2026763 PMAQI
16th Jul 2026634 PMAQI
16th Jul 2026405 PMAQI
16th Jul 2026536 PMAQI
16th Jul 2026507 PMAQI
16th Jul 2026758 PMAQI
16th Jul 2026389 PMAQI
16th Jul 20262910 PMAQI
16th Jul 20264411 PMAQI
17th Jul 20265012 AMAQI
17th Jul 2026181 AMAQI
17th Jul 2026202 AMAQI
17th Jul 2026213 AMAQI
30°C26/36°C
17th Jul 2026274 AMAQI
17th Jul 2026365 AMAQI
17th Jul 2026296 AMAQI
17th Jul 2026367 AMAQI
17th Jul 2026428 AMAQI
17th Jul 2026499 AMAQI
17th Jul 20264810 AMAQI
17th Jul 20266811 AMAQI
17th Jul 20266512 PMAQI
17th Jul 2026621 PMAQI
17th Jul 2026622 PMAQI
17th Jul 2026383 PMAQI
17th Jul 2026544 PMAQI
17th Jul 2026845 PMAQI
17th Jul 2026516 PMAQI
17th Jul 2026337 PMAQI
17th Jul 2026388 PMAQI
17th Jul 2026199 PMAQI
17th Jul 20261210 PMAQI
17th Jul 20262111 PMAQI
18th Jul 20262512 AMAQI
18th Jul 2026401 AMAQI
18th Jul 2026192 AMAQI
18th Jul 2026213 AMAQI
27°C25/30°C
18th Jul 2026144 AMAQI
18th Jul 2026195 AMAQI
18th Jul 2026486 AMAQI
18th Jul 2026297 AMAQI
18th Jul 2026178 AMAQI
18th Jul 2026149 AMAQI
18th Jul 20261610 AMAQI
18th Jul 20261411 AMAQI
18th Jul 20261412 PMAQI
18th Jul 2026211 PMAQI
18th Jul 2026292 PMAQI
18th Jul 2026553 PMAQI
18th Jul 2026624 PMAQI
18th Jul 2026495 PMAQI
18th Jul 2026246 PMAQI
18th Jul 2026147 PMAQI
18th Jul 2026128 PMAQI
18th Jul 2026169 PMAQI
18th Jul 20261910 PMAQI
18th Jul 20263311 PMAQI
19th Jul 20263112 AMAQI
19th Jul 2026311 AMAQI
19th Jul 2026292 AMAQI
19th Jul 2026233 AMAQI
26°C24/28°C
19th Jul 2026234 AMAQI
19th Jul 2026235 AMAQI
19th Jul 2026176 AMAQI
19th Jul 2026197 AMAQI
19th Jul 2026178 AMAQI
19th Jul 2026199 AMAQI
19th Jul 20262310 AMAQI
19th Jul 20261411 AMAQI
19th Jul 20261112 PMAQI
19th Jul 2026171 PMAQI
19th Jul 2026172 PMAQI
19th Jul 2026173 PMAQI
19th Jul 2026314 PMAQI
19th Jul 2026315 PMAQI
19th Jul 2026216 PMAQI
19th Jul 2026217 PMAQI
19th Jul 2026328 PMAQI
19th Jul 2026409 PMAQI
19th Jul 20264210 PMAQI
19th Jul 20264011 PMAQI
20th Jul 20264012 AMAQI
20th Jul 2026401 AMAQI
20th Jul 2026382 AMAQI
20th Jul 2026383 AMAQI
29°C25/34°C
20th Jul 2026324 AMAQI
20th Jul 2026255 AMAQI
20th Jul 2026256 AMAQI
20th Jul 2026257 AMAQI
20th Jul 2026258 AMAQI
20th Jul 2026259 AMAQI
20th Jul 20262710 AMAQI
20th Jul 20263111 AMAQI
20th Jul 20263112 PMAQI
20th Jul 2026271 PMAQI
20th Jul 2026252 PMAQI
20th Jul 2026293 PMAQI
20th Jul 2026274 PMAQI
20th Jul 2026365 PMAQI
20th Jul 2026276 PMAQI
20th Jul 2026257 PMAQI
20th Jul 2026278 PMAQI
20th Jul 2026319 PMAQI
20th Jul 20263110 PMAQI
20th Jul 20264211 PMAQI
21st Jul 20264012 AMAQI
21st Jul 2026441 AMAQI
21st Jul 2026532 AMAQI
21st Jul 2026483 AMAQI
31°C26/37°C
21st Jul 2026544 AMAQI
21st Jul 2026605 AMAQI
21st Jul 2026516 AMAQI
21st Jul 2026647 AMAQI
21st Jul 2026638 AMAQI
21st Jul 2026429 AMAQI
21st Jul 20263610 AMAQI
21st Jul 20263411 AMAQI
21st Jul 2026521 PMAQI
21st Jul 2026562 PMAQI
21st Jul 2026573 PMAQI
21st Jul 2026524 PMAQI
21st Jul 2026465 PMAQI
21st Jul 2026556 PMAQI
21st Jul 2026907 PMAQI
21st Jul 2026558 PMAQI
21st Jul 2026589 PMAQI
21st Jul 20268010 PMAQI
21st Jul 20267611 PMAQI
22nd Jul 20268112 AMAQI
22nd Jul 2026841 AMAQI
22nd Jul 2026842 AMAQI
22nd Jul 2026833 AMAQI
32°C28/38°C
22nd Jul 2026804 AMAQI
22nd Jul 2026625 AMAQI
22nd Jul 2026806 AMAQI
22nd Jul 2026747 AMAQI
22nd Jul 2026678 AMAQI
22nd Jul 2026649 AMAQI
22nd Jul 20266810 AMAQI
22nd Jul 20266411 AMAQI
22nd Jul 20266812 PMAQI
22nd Jul 2026741 PMAQI
22nd Jul 2026602 PMAQI
22nd Jul 2026553 PMAQI
22nd Jul 2026644 PMAQI
22nd Jul 2026845 PMAQI
22nd Jul 2026746 PMAQI
22nd Jul 2026677 PMAQI
22nd Jul 2026688 PMAQI
22nd Jul 2026849 PMAQI
22nd Jul 20269210 PMAQI
22nd Jul 20266811 PMAQI
23rd Jul 20264412 AMAQI
23rd Jul 2026551 AMAQI
23rd Jul 2026522 AMAQI
23rd Jul 2026603 AMAQI
32°C27/38°C
23rd Jul 2026694 AMAQI
23rd Jul 2026765 AMAQI
23rd Jul 2026846 AMAQI
23rd Jul 2026707 AMAQI
23rd Jul 2026668 AMAQI
23rd Jul 2026729 AMAQI
23rd Jul 20265710 AMAQI
23rd Jul 20262111 AMAQI
23rd Jul 20262712 PMAQI
23rd Jul 2026341 PMAQI
23rd Jul 2026602 PMAQI
23rd Jul 2026673 PMAQI
23rd Jul 2026764 PMAQI
23rd Jul 2026805 PMAQI
23rd Jul 2026856 PMAQI
23rd Jul 2026857 PMAQI
23rd Jul 2026708 PMAQI
23rd Jul 2026389 PMAQI
23rd Jul 20265310 PMAQI
23rd Jul 20264611 PMAQI
24th Jul 20262312 AMAQI
24th Jul 2026331 AMAQI
24th Jul 2026212 AMAQI
24th Jul 2026203 AMAQI
31°C26/38°C
24th Jul 2026384 AMAQI
24th Jul 2026295 AMAQI
24th Jul 2026406 AMAQI
24th Jul 2026427 AMAQI
24th Jul 2026318 AMAQI
24th Jul 2026389 AMAQI
24th Jul 20261910 AMAQI
24th Jul 20262311 AMAQI
24th Jul 20262512 PMAQI
24th Jul 2026401 PMAQI
24th Jul 2026502 PMAQI
24th Jul 2026343 PMAQI
24th Jul 2026384 PMAQI
24th Jul 2026465 PMAQI
24th Jul 2026676 PMAQI
24th Jul 2026827 PMAQI
24th Jul 2026568 PMAQI
24th Jul 2026659 PMAQI
24th Jul 20268110 PMAQI
24th Jul 20263811 PMAQI
25th Jul 20263612 AMAQI
25th Jul 2026231 AMAQI
25th Jul 2026252 AMAQI
25th Jul 2026443 AMAQI
28°C26/33°C
25th Jul 2026524 AMAQI
25th Jul 2026445 AMAQI
25th Jul 2026726 AMAQI
25th Jul 2026227 AMAQI
25th Jul 2026278 AMAQI
25th Jul 2026339 AMAQI
25th Jul 20263210 AMAQI
25th Jul 20263611 AMAQI
25th Jul 20264012 PMAQI
25th Jul 2026381 PMAQI
25th Jul 2026362 PMAQI
25th Jul 2026273 PMAQI
25th Jul 2026294 PMAQI
25th Jul 2026445 PMAQI
25th Jul 2026256 PMAQI
25th Jul 2026517 PMAQI
25th Jul 2026568 PMAQI
25th Jul 2026549 PMAQI
25th Jul 20262510 PMAQI
25th Jul 20262711 PMAQI
26th Jul 2026812 AMAQI
26th Jul 2026171 AMAQI
26th Jul 2026252 AMAQI
26th Jul 2026293 AMAQI
28°C25/35°C
26th Jul 2026334 AMAQI
26th Jul 2026335 AMAQI
26th Jul 2026316 AMAQI
26th Jul 2026237 AMAQI
26th Jul 2026238 AMAQI
26th Jul 2026239 AMAQI
26th Jul 20262310 AMAQI
26th Jul 20262311 AMAQI
26th Jul 20263112 PMAQI
26th Jul 2026481 PMAQI
26th Jul 2026492 PMAQI
26th Jul 202683 PMAQI
26th Jul 2026144 PMAQI
26th Jul 202685 PMAQI
26th Jul 2026126 PMAQI
26th Jul 2026127 PMAQI
26th Jul 2026338 PMAQI
26th Jul 2026259 PMAQI
26th Jul 20264010 PMAQI
26th Jul 20263611 PMAQI
27th Jul 20264412 AMAQI
27th Jul 2026291 AMAQI
27th Jul 2026332 AMAQI
27th Jul 2026213 AMAQI
27°C25/31°C
27th Jul 2026184 AMAQI
27th Jul 2026215 AMAQI
27th Jul 2026146 AMAQI
27th Jul 2026237 AMAQI
27th Jul 2026218 AMAQI
27th Jul 2026219 AMAQI
27th Jul 20262110 AMAQI
27th Jul 20262711 AMAQI
27th Jul 20262912 PMAQI
27th Jul 2026251 PMAQI
27th Jul 2026212 PMAQI
27th Jul 2026213 PMAQI
27th Jul 2026234 PMAQI
27th Jul 2026215 PMAQI
27th Jul 2026256 PMAQI
27th Jul 2026257 PMAQI
27th Jul 2026238 PMAQI
27th Jul 2026239 PMAQI
27th Jul 20262110 PMAQI
27th Jul 20262311 PMAQI
28th Jul 20262112 AMAQI
28th Jul 2026211 AMAQI
28th Jul 2026232 AMAQI
28th Jul 2026213 AMAQI
26°C23/30°C
28th Jul 2026234 AMAQI
28th Jul 2026215 AMAQI
28th Jul 2026256 AMAQI
28th Jul 2026217 AMAQI
28th Jul 2026238 AMAQI
28th Jul 2026219 AMAQI
28th Jul 20262310 AMAQI
28th Jul 20262111 AMAQI
28th Jul 20262112 PMAQI
28th Jul 2026291 PMAQI
28th Jul 2026252 PMAQI
28th Jul 2026363 PMAQI
28th Jul 2026384 PMAQI
28th Jul 2026335 PMAQI
28th Jul 2026386 PMAQI
28th Jul 2026337 PMAQI
28th Jul 2026448 PMAQI
28th Jul 2026469 PMAQI
28th Jul 20264010 PMAQI
28th Jul 20264611 PMAQI
29th Jul 20264612 AMAQI
29th Jul 2026501 AMAQI
29th Jul 2026692 AMAQI
29th Jul 2026463 AMAQI
25°C23/28°C
29th Jul 2026484 AMAQI
29th Jul 2026515 AMAQI
29th Jul 2026256 AMAQI
29th Jul 2026287 AMAQI
29th Jul 2026198 AMAQI
29th Jul 2026169 AMAQI
29th Jul 20261210 AMAQI
29th Jul 20261211 AMAQI
29th Jul 20261212 PMAQI
29th Jul 202681 PMAQI
29th Jul 2026122 PMAQI
29th Jul 2026233 PMAQI
29th Jul 2026234 PMAQI
29th Jul 2026195 PMAQI
29th Jul 2026126 PMAQI
29th Jul 2026177 PMAQI
29th Jul 2026368 PMAQI
29th Jul 2026219 PMAQI
29th Jul 20261910 PMAQI
29th Jul 2026811 PMAQI
30th Jul 2026812 AMAQI
30th Jul 2026211 AMAQI
30th Jul 2026142 AMAQI
30th Jul 2026273 AMAQI
28°C21/35°C
30th Jul 202684 AMAQI
30th Jul 2026145 AMAQI
30th Jul 2026136 AMAQI
30th Jul 2026167 AMAQI
30th Jul 2026198 AMAQI
30th Jul 2026149 AMAQI
30th Jul 20261910 AMAQI
30th Jul 20261711 AMAQI
30th Jul 20262712 PMAQI
30th Jul 2026381 PMAQI
30th Jul 2026312 PMAQI
30th Jul 2026183 PMAQI
30th Jul 2026184 PMAQI
30th Jul 2026155 PMAQI
30th Jul 2026406 PMAQI
30th Jul 2026257 PMAQI
30th Jul 2026278 PMAQI
30th Jul 2026319 PMAQI
30th Jul 20263110 PMAQI
30th Jul 20262711 PMAQI
31st Jul 20262712 AMAQI
31st Jul 2026311 AMAQI
31st Jul 2026312 AMAQI
31st Jul 2026333 AMAQI
30°C24/36°C
31st Jul 2026364 AMAQI
31st Jul 2026365 AMAQI
31st Jul 2026386 AMAQI
31st Jul 2026317 AMAQI
31st Jul 2026338 AMAQI
31st Jul 2026429 AMAQI
31st Jul 20264010 AMAQI
31st Jul 20264011 AMAQI
31st Jul 20264212 PMAQI
31st Jul 2026381 PMAQI
31st Jul 2026422 PMAQI
31st Jul 2026423 PMAQI
31st Jul 2026384 PMAQI
31st Jul 2026445 PMAQI
31st Jul 2026406 PMAQI
31st Jul 2026387 PMAQI
31st Jul 2026428 PMAQI
31st Jul 2026509 PMAQI
31st Jul 20264810 PMAQI
31st Jul 20264811 PMAQI
1st Aug 20264212 AMAQI
1st Aug 2026481 AMAQI
1st Aug 2026422 AMAQI
1st Aug 2026423 AMAQI
29°C25/34°C
1st Aug 2026484 AMAQI
1st Aug 2026465 AMAQI
1st Aug 2026486 AMAQI
1st Aug 2026487 AMAQI
1st Aug 2026508 AMAQI
1st Aug 2026429 AMAQI
1st Aug 20264410 AMAQI
1st Aug 20264011 AMAQI
1st Aug 20264412 PMAQI
1st Aug 2026401 PMAQI
1st Aug 2026422 PMAQI
1st Aug 2026333 PMAQI
1st Aug 2026364 PMAQI
1st Aug 2026335 PMAQI
1st Aug 2026366 PMAQI
1st Aug 2026297 PMAQI
1st Aug 2026298 PMAQI
1st Aug 2026369 PMAQI
1st Aug 20263610 PMAQI
1st Aug 20265611 PMAQI
2nd Aug 20263612 AMAQI
2nd Aug 2026381 AMAQI
2nd Aug 2026442 AMAQI
2nd Aug 2026363 AMAQI
31°C26/37°C
2nd Aug 2026334 AMAQI
2nd Aug 2026335 AMAQI
2nd Aug 2026316 AMAQI
2nd Aug 2026367 AMAQI
2nd Aug 2026338 AMAQI
2nd Aug 2026369 AMAQI
2nd Aug 20263610 AMAQI
2nd Aug 20264011 AMAQI
2nd Aug 20265112 PMAQI
2nd Aug 2026621 PMAQI
2nd Aug 2026652 PMAQI
2nd Aug 2026823 PMAQI
2nd Aug 2026764 PMAQI
2nd Aug 2026365 PMAQI
2nd Aug 2026386 PMAQI
2nd Aug 2026557 PMAQI
2nd Aug 2026368 PMAQI
2nd Aug 2026369 PMAQI
2nd Aug 20263410 PMAQI
2nd Aug 2026811 PMAQI
3rd Aug 20261412 AMAQI
3rd Aug 2026141 AMAQI
3rd Aug 2026292 AMAQI
3rd Aug 2026253 AMAQI
29°C23/36°C
3rd Aug 2026254 AMAQI
3rd Aug 2026275 AMAQI
3rd Aug 2026256 AMAQI
3rd Aug 2026217 AMAQI
3rd Aug 2026178 AMAQI
3rd Aug 2026129 AMAQI
3rd Aug 20261210 AMAQI
3rd Aug 20261011 AMAQI
3rd Aug 2026812 PMAQI
3rd Aug 202681 PMAQI
3rd Aug 202682 PMAQI
3rd Aug 202683 PMAQI
3rd Aug 202684 PMAQI
3rd Aug 202685 PMAQI
3rd Aug 2026146 PMAQI
3rd Aug 202687 PMAQI
3rd Aug 202698 PMAQI
3rd Aug 2026169 PMAQI
3rd Aug 20262110 PMAQI
3rd Aug 20263111 PMAQI
4th Aug 20262112 AMAQI
4th Aug 2026291 AMAQI
4th Aug 2026192 AMAQI
4th Aug 2026193 AMAQI
23°C22/25°C
4th Aug 2026164 AMAQI
4 AM4th Aug 2026255 AMAQI
4th Aug 2026216 AMAQI
4th Aug 2026127 AMAQI
4th Aug 2026298 AMAQI
4th Aug 2026299 AMAQI
4th Aug 20262510 AMAQI
4th Aug 20261711 AMAQI
11 AM4th Aug 20261412 PMAQI
4th Aug 2026251 PMAQI
4th Aug 2026142 PMAQI
4th Aug 2026153 PMAQI
4th Aug 2026234 PMAQI
4th Aug 2026255 PMAQI
4th Aug 2026316 PMAQI
6 PM4th Aug 2026297 PMAQI
4th Aug 2026318 PMAQI
4th Aug 2026299 PMAQI
4th Aug 20263610 PMAQI
4th Aug 20263111 PMAQI
11 PM3 AM
24°C21/30°C
Day time
Avg. Highest Time
4 PM - 6 PM
39AQI
3 hours / Day
90 hours / Month
Avg. Lowest Time
11 AM
30AQI
1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 4 PM to 6 PM (Avg. 39), while the lowest AQI was between 11 AM to 11 AM (Avg. 30).
Night time
Avg. Highest Time
7 PM - 10 PM
40AQI
4 hours / Day
120 hours / Month
Avg. Lowest Time
12 AM
35AQI
1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 7 PM to 10 PM (Avg. 40), while the lowest AQI was between 12 AM to 12 AM (Avg. 35).
2026 Days Vs Air Quality
Honjo, Sano, Tochigi, Japan
2026
82%
178
18%
38
Total number of days with different AQI categories in last 216 days in 2026 (149 days remaining)
Good
178 DaysModerate
38 DaysPoor
0 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 82%
Health Risk Level:
Low
In 2026, 82% of 216 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 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
27AQI (US)
27AQI (US)
2nd January 2026
25AQI (US)
25AQI (US)
3rd January 2026
22AQI (US)
22AQI (US)
4th January 2026
31AQI (US)
31AQI (US)
5th January 2026
36AQI (US)
36AQI (US)
6th January 2026
25AQI (US)
25AQI (US)
7th January 2026
27AQI (US)
27AQI (US)
8th January 2026
37AQI (US)
37AQI (US)
9th January 2026
27AQI (US)
27AQI (US)
10th January 2026
37AQI (US)
37AQI (US)
11th January 2026
26AQI (US)
26AQI (US)
12th January 2026
23AQI (US)
23AQI (US)
13th January 2026
30AQI (US)
30AQI (US)
14th January 2026
17AQI (US)
17AQI (US)
15th January 2026
34AQI (US)
34AQI (US)
16th January 2026
52AQI (US)
52AQI (US)
17th January 2026
34AQI (US)
34AQI (US)
18th January 2026
35AQI (US)
35AQI (US)
19th January 2026
46AQI (US)
46AQI (US)
20th January 2026
34AQI (US)
34AQI (US)
21st January 2026
17AQI (US)
17AQI (US)
22nd January 2026
16AQI (US)
16AQI (US)
23rd January 2026
19AQI (US)
19AQI (US)
24th January 2026
35AQI (US)
35AQI (US)
25th January 2026
43AQI (US)
43AQI (US)
26th January 2026
26AQI (US)
26AQI (US)
27th January 2026
36AQI (US)
36AQI (US)
28th January 2026
16AQI (US)
16AQI (US)
29th January 2026
22AQI (US)
22AQI (US)
30th January 2026
33AQI (US)
33AQI (US)
31st January 2026
36AQI (US)
36AQI (US)
1st February 2026
31AQI (US)
31AQI (US)
2nd February 2026
38AQI (US)
38AQI (US)
3rd February 2026
29AQI (US)
29AQI (US)
4th February 2026
31AQI (US)
31AQI (US)
5th February 2026
51AQI (US)
51AQI (US)
6th February 2026
45AQI (US)
45AQI (US)
7th February 2026
17AQI (US)
17AQI (US)
8th February 2026
14AQI (US)
14AQI (US)
9th February 2026
31AQI (US)
31AQI (US)
10th February 2026
36AQI (US)
36AQI (US)
11th February 2026
45AQI (US)
45AQI (US)
12th February 2026
27AQI (US)
27AQI (US)
13th February 2026
40AQI (US)
40AQI (US)
14th February 2026
64AQI (US)
64AQI (US)
15th February 2026
66AQI (US)
66AQI (US)
16th February 2026
47AQI (US)
47AQI (US)
17th February 2026
19AQI (US)
19AQI (US)
18th February 2026
31AQI (US)
31AQI (US)
19th February 2026
21AQI (US)
21AQI (US)
20th February 2026
20AQI (US)
20AQI (US)
21st February 2026
44AQI (US)
44AQI (US)
22nd February 2026
50AQI (US)
50AQI (US)
23rd February 2026
42AQI (US)
42AQI (US)
24th February 2026
40AQI (US)
40AQI (US)
25th February 2026
44AQI (US)
44AQI (US)
26th February 2026
12AQI (US)
12AQI (US)
27th February 2026
31AQI (US)
31AQI (US)
28th February 2026
46AQI (US)
46AQI (US)
1st March 2026
38AQI (US)
38AQI (US)
2nd March 2026
87AQI (US)
87AQI (US)
3rd March 2026
47AQI (US)
47AQI (US)
4th March 2026
64AQI (US)
64AQI (US)
5th March 2026
63AQI (US)
63AQI (US)
6th March 2026
53AQI (US)
53AQI (US)
7th March 2026
48AQI (US)
48AQI (US)
8th March 2026
47AQI (US)
47AQI (US)
9th March 2026
47AQI (US)
47AQI (US)
10th March 2026
58AQI (US)
58AQI (US)
11th March 2026
60AQI (US)
60AQI (US)
12th March 2026
69AQI (US)
69AQI (US)
13th March 2026
41AQI (US)
41AQI (US)
14th March 2026
49AQI (US)
49AQI (US)
15th March 2026
61AQI (US)
61AQI (US)
16th March 2026
59AQI (US)
59AQI (US)
17th March 2026
58AQI (US)
58AQI (US)
18th March 2026
59AQI (US)
59AQI (US)
19th March 2026
40AQI (US)
40AQI (US)
20th March 2026
36AQI (US)
36AQI (US)
21st March 2026
54AQI (US)
54AQI (US)
22nd March 2026
51AQI (US)
51AQI (US)
23rd March 2026
55AQI (US)
55AQI (US)
24th March 2026
53AQI (US)
53AQI (US)
25th March 2026
60AQI (US)
60AQI (US)
26th March 2026
21AQI (US)
21AQI (US)
27th March 2026
17AQI (US)
17AQI (US)
28th March 2026
49AQI (US)
49AQI (US)
29th March 2026
56AQI (US)
56AQI (US)
30th March 2026
57AQI (US)
57AQI (US)
31st March 2026
37AQI (US)
37AQI (US)
1st April 2026
14AQI (US)
14AQI (US)
2nd April 2026
24AQI (US)
24AQI (US)
3rd April 2026
47AQI (US)
47AQI (US)
4th April 2026
49AQI (US)
49AQI (US)
5th April 2026
30AQI (US)
30AQI (US)
6th April 2026
23AQI (US)
23AQI (US)
7th April 2026
47AQI (US)
47AQI (US)
8th April 2026
20AQI (US)
20AQI (US)
9th April 2026
29AQI (US)
29AQI (US)
10th April 2026
47AQI (US)
47AQI (US)
11th April 2026
38AQI (US)
38AQI (US)
12th April 2026
30AQI (US)
30AQI (US)
13th April 2026
35AQI (US)
35AQI (US)
14th April 2026
39AQI (US)
39AQI (US)
15th April 2026
38AQI (US)
38AQI (US)
16th April 2026
33AQI (US)
33AQI (US)
17th April 2026
38AQI (US)
38AQI (US)
18th April 2026
35AQI (US)
35AQI (US)
19th April 2026
37AQI (US)
37AQI (US)
20th April 2026
36AQI (US)
36AQI (US)
21st April 2026
40AQI (US)
40AQI (US)
22nd April 2026
46AQI (US)
46AQI (US)
23rd April 2026
35AQI (US)
35AQI (US)
24th April 2026
31AQI (US)
31AQI (US)
25th April 2026
45AQI (US)
45AQI (US)
26th April 2026
50AQI (US)
50AQI (US)
27th April 2026
48AQI (US)
48AQI (US)
28th April 2026
42AQI (US)
42AQI (US)
29th April 2026
40AQI (US)
40AQI (US)
30th April 2026
39AQI (US)
39AQI (US)
1st May 2026
49AQI (US)
49AQI (US)
2nd May 2026
51AQI (US)
51AQI (US)
3rd May 2026
45AQI (US)
45AQI (US)
4th May 2026
29AQI (US)
29AQI (US)
5th May 2026
21AQI (US)
21AQI (US)
6th May 2026
30AQI (US)
30AQI (US)
7th May 2026
32AQI (US)
32AQI (US)
8th May 2026
26AQI (US)
26AQI (US)
9th May 2026
26AQI (US)
26AQI (US)
10th May 2026
26AQI (US)
26AQI (US)
11th May 2026
28AQI (US)
28AQI (US)
12th May 2026
35AQI (US)
35AQI (US)
13th May 2026
40AQI (US)
40AQI (US)
14th May 2026
34AQI (US)
34AQI (US)
15th May 2026
36AQI (US)
36AQI (US)
16th May 2026
85AQI (US)
85AQI (US)
17th May 2026
69AQI (US)
69AQI (US)
18th May 2026
53AQI (US)
53AQI (US)
19th May 2026
49AQI (US)
49AQI (US)
20th May 2026
62AQI (US)
62AQI (US)
21st May 2026
60AQI (US)
60AQI (US)
22nd May 2026
62AQI (US)
62AQI (US)
23rd May 2026
54AQI (US)
54AQI (US)
24th May 2026
59AQI (US)
59AQI (US)
25th May 2026
47AQI (US)
47AQI (US)
26th May 2026
39AQI (US)
39AQI (US)
27th May 2026
25AQI (US)
25AQI (US)
28th May 2026
26AQI (US)
26AQI (US)
29th May 2026
24AQI (US)
24AQI (US)
30th May 2026
23AQI (US)
23AQI (US)
31st May 2026
35AQI (US)
35AQI (US)
1st June 2026
42AQI (US)
42AQI (US)
2nd June 2026
35AQI (US)
35AQI (US)
3rd June 2026
13AQI (US)
13AQI (US)
4th June 2026
20AQI (US)
20AQI (US)
5th June 2026
22AQI (US)
22AQI (US)
6th June 2026
22AQI (US)
22AQI (US)
7th June 2026
21AQI (US)
21AQI (US)
8th June 2026
20AQI (US)
20AQI (US)
9th June 2026
22AQI (US)
22AQI (US)
10th June 2026
22AQI (US)
22AQI (US)
11th June 2026
25AQI (US)
25AQI (US)
12th June 2026
25AQI (US)
25AQI (US)
13th June 2026
28AQI (US)
28AQI (US)
14th June 2026
36AQI (US)
36AQI (US)
15th June 2026
21AQI (US)
21AQI (US)
16th June 2026
22AQI (US)
22AQI (US)
17th June 2026
25AQI (US)
25AQI (US)
18th June 2026
26AQI (US)
26AQI (US)
19th June 2026
29AQI (US)
29AQI (US)
20th June 2026
22AQI (US)
22AQI (US)
21st June 2026
19AQI (US)
19AQI (US)
22nd June 2026
19AQI (US)
19AQI (US)
23rd June 2026
22AQI (US)
22AQI (US)
24th June 2026
22AQI (US)
22AQI (US)
25th June 2026
26AQI (US)
26AQI (US)
26th June 2026
29AQI (US)
29AQI (US)
27th June 2026
26AQI (US)
26AQI (US)
28th June 2026
29AQI (US)
29AQI (US)
29th June 2026
26AQI (US)
26AQI (US)
30th June 2026
26AQI (US)
26AQI (US)
1st July 2026
28AQI (US)
28AQI (US)
2nd July 2026
28AQI (US)
28AQI (US)
3rd July 2026
18AQI (US)
18AQI (US)
4th July 2026
48AQI (US)
48AQI (US)
5th July 2026
32AQI (US)
32AQI (US)
6th July 2026
25AQI (US)
25AQI (US)
7th July 2026
26AQI (US)
26AQI (US)
8th July 2026
25AQI (US)
25AQI (US)
9th July 2026
27AQI (US)
27AQI (US)
10th July 2026
29AQI (US)
29AQI (US)
11th July 2026
31AQI (US)
31AQI (US)
12th July 2026
29AQI (US)
29AQI (US)
13th July 2026
56AQI (US)
56AQI (US)
14th July 2026
51AQI (US)
51AQI (US)
15th July 2026
59AQI (US)
59AQI (US)
16th July 2026
55AQI (US)
55AQI (US)
17th July 2026
41AQI (US)
41AQI (US)
18th July 2026
26AQI (US)
26AQI (US)
19th July 2026
25AQI (US)
25AQI (US)
20th July 2026
30AQI (US)
30AQI (US)
21st July 2026
55AQI (US)
55AQI (US)
22nd July 2026
73AQI (US)
73AQI (US)
23rd July 2026
60AQI (US)
60AQI (US)
24th July 2026
41AQI (US)
41AQI (US)
25th July 2026
37AQI (US)
37AQI (US)
26th July 2026
25AQI (US)
25AQI (US)
27th July 2026
24AQI (US)
24AQI (US)
28th July 2026
29AQI (US)
29AQI (US)
29th July 2026
26AQI (US)
26AQI (US)
30th July 2026
22AQI (US)
22AQI (US)
31st July 2026
39AQI (US)
39AQI (US)
1st August 2026
41AQI (US)
41AQI (US)
2nd August 2026
42AQI (US)
42AQI (US)
3rd August 2026
16AQI (US)
16AQI (US)
4th August 2026
24AQI (US)
24AQI (US)
5th August 2026
6th August 2026
7th August 2026
8th August 2026
9th August 2026
10th August 2026
11th August 2026
12th August 2026
13th August 2026
14th August 2026
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
30AQI (US)
36AQI (US)
51AQI (US)
37AQI (US)
41AQI (US)
25AQI (US)
36AQI (US)
31AQI (US)
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202637AQI (US)
30
1
25
3
13
18
30
22
9
30
24
7
4
178
38
Highest AQI (US) recorded in
March51AQI (US)
Lowest AQI (US) recorded in
June25AQI (US)
202541AQI (US)
31
28
23
8
27
3
28
3
27
3
21
10
27
4
30
13
18
19
11
21
10
295
70
Highest AQI (US) recorded in
October53AQI (US)
Lowest AQI (US) recorded in
September33AQI (US)
202436AQI (US)
30
29
30
1
24
6
28
3
26
4
19
12
30
1
27
3
31
28
2
31
333
32
Highest AQI (US) recorded in
July45AQI (US)
Lowest AQI (US) recorded in
January28AQI (US)
202336AQI (US)
9
4
26
5
23
7
24
7
30
1
29
1
31
25
4
31
228
29
Highest AQI (US) recorded in
July45AQI (US)
Lowest AQI (US) recorded in
December30AQI (US)
202241AQI (US)
26
4
19
2
24
7
13
4
26
5
17
13
19
4
2
24
5
25
6
9
3
204
53
Highest AQI (US) recorded in
June48AQI (US)
Lowest AQI (US) recorded in
January36AQI (US)
202137AQI (US)
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 (US) recorded in
June42AQI (US)
Lowest AQI (US) recorded in
April30AQI (US)
202037AQI (US)
11
2
19
2
18
23
7
29
2
15
16
19
26
5
18
12
24
7
202
53
Highest AQI (US) recorded in
August52AQI (US)
Lowest AQI (US) recorded in
April28AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Most Polluted Year Recorded
2025(Avg.)
41AQI (US)Least Polluted Year Recorded
2023(Avg.)
36AQI (US)Honjo's annual 2026 AQI (US) (37) shows an average percentage change of -2.3% (improved AQI (US)) compared to previous years: 2020 (37), 2021 (37), 2022 (41), 2023 (36), 2024 (36), 2025 (41).
