Imaichi, Nikko, 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
Imaichi, Nikko, Tochigi, Japan
2022
2023
2024
2025
2026
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
5th Aug 2023
55AQILowest AQI recorded on
3rd Aug 2026
14AQISame Day Analysis (4th August):
On this day, AQI across the 5 years varied significantly: 2026 ranks 4th highest AQI at 18 of Good air quality, showing improvement over 2025, 2024 and 2023 on the same day.
Day & Night AQI Trend: 3rd Aug - 4th Aug 2026
Imaichi, Nikko, Tochigi, Japan
AQI
Day
Night
.
4 AM3rd Aug 2026
6 PM
3 AM4th Aug 2026
Day time
Avg. Highest Time
4AM3rd Aug
25AQI
Avg. Lowest Time
12PM3rd Aug
6AQI
Night time
Avg. Highest Time
3AM4th Aug
14AQI
Avg. Lowest Time
9PM3rd Aug
4AQI
In the last 24 hours,
Imaichi's AQI reached its highest point of 25 at 4 AM during the Day, while the lowest point, 4, was recorded at 9 PM during the Night between 3rd Aug and 4th Aug 2026.
Day & Night AQI Trend : Jul - Aug 2026
Imaichi, Nikko, 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 2026214 AMAQI
6th Jul 2026175 AMAQI
6th Jul 2026216 AMAQI
6th Jul 2026127 AMAQI
6th Jul 2026128 AMAQI
6th Jul 2026179 AMAQI
6th Jul 20261710 AMAQI
6th Jul 20262311 AMAQI
6th Jul 20262712 PMAQI
6th Jul 2026291 PMAQI
6th Jul 2026292 PMAQI
6th Jul 2026333 PMAQI
6th Jul 2026314 PMAQI
6th Jul 2026195 PMAQI
6th Jul 2026336 PMAQI
6th Jul 2026337 PMAQI
6th Jul 2026238 PMAQI
6th Jul 2026199 PMAQI
6th Jul 20261910 PMAQI
6th Jul 20261411 PMAQI
7th Jul 20261912 AMAQI
7th Jul 2026261 AMAQI
7th Jul 2026262 AMAQI
7th Jul 2026283 AMAQI
18°C18/20°C
7th Jul 2026194 AMAQI
7th Jul 2026285 AMAQI
7th Jul 2026196 AMAQI
7th Jul 2026247 AMAQI
7th Jul 2026288 AMAQI
7th Jul 2026249 AMAQI
7th Jul 20262410 AMAQI
7th Jul 20262411 AMAQI
7th Jul 20262212 PMAQI
7th Jul 2026201 PMAQI
7th Jul 2026242 PMAQI
7th Jul 2026283 PMAQI
7th Jul 2026264 PMAQI
7th Jul 2026285 PMAQI
7th Jul 2026286 PMAQI
7th Jul 2026287 PMAQI
7th Jul 2026268 PMAQI
7th Jul 2026269 PMAQI
7th Jul 20262710 PMAQI
7th Jul 20262411 PMAQI
8th Jul 20262612 AMAQI
8th Jul 2026301 AMAQI
8th Jul 2026282 AMAQI
8th Jul 2026283 AMAQI
20°C16/24°C
8th Jul 2026264 AMAQI
8th Jul 2026305 AMAQI
8th Jul 2026306 AMAQI
8th Jul 2026267 AMAQI
8th Jul 2026278 AMAQI
8th Jul 2026269 AMAQI
8th Jul 20262510 AMAQI
8th Jul 20262211 AMAQI
8th Jul 20262412 PMAQI
8th Jul 2026231 PMAQI
8th Jul 2026242 PMAQI
8th Jul 2026243 PMAQI
8th Jul 2026284 PMAQI
8th Jul 2026245 PMAQI
8th Jul 2026246 PMAQI
8th Jul 2026217 PMAQI
8th Jul 2026218 PMAQI
8th Jul 2026229 PMAQI
8th Jul 20262210 PMAQI
8th Jul 20262611 PMAQI
9th Jul 20262812 AMAQI
9th Jul 2026301 AMAQI
9th Jul 2026292 AMAQI
9th Jul 2026263 AMAQI
20°C16/25°C
9th Jul 2026244 AMAQI
9th Jul 2026265 AMAQI
9th Jul 2026246 AMAQI
9th Jul 2026267 AMAQI
9th Jul 2026248 AMAQI
9th Jul 2026219 AMAQI
9th Jul 20262210 AMAQI
9th Jul 20262211 AMAQI
9th Jul 20262212 PMAQI
9th Jul 2026221 PMAQI
9th Jul 2026242 PMAQI
9th Jul 2026283 PMAQI
9th Jul 2026264 PMAQI
9th Jul 2026265 PMAQI
9th Jul 2026256 PMAQI
9th Jul 2026277 PMAQI
9th Jul 2026298 PMAQI
9th Jul 2026289 PMAQI
9th Jul 20262810 PMAQI
9th Jul 20263011 PMAQI
10th Jul 20263012 AMAQI
10th Jul 2026281 AMAQI
10th Jul 2026262 AMAQI
10th Jul 2026263 AMAQI
22°C16/28°C
10th Jul 2026244 AMAQI
10th Jul 2026285 AMAQI
10th Jul 2026286 AMAQI
10th Jul 2026267 AMAQI
10th Jul 2026308 AMAQI
10th Jul 2026319 AMAQI
10th Jul 20263010 AMAQI
10th Jul 20262711 AMAQI
10th Jul 20262612 PMAQI
10th Jul 2026281 PMAQI
10th Jul 2026262 PMAQI
10th Jul 2026243 PMAQI
10th Jul 2026264 PMAQI
10th Jul 2026305 PMAQI
10th Jul 2026306 PMAQI
10th Jul 2026307 PMAQI
10th Jul 2026328 PMAQI
10th Jul 2026319 PMAQI
10th Jul 20263110 PMAQI
10th Jul 20263511 PMAQI
11th Jul 20263512 AMAQI
11th Jul 2026311 AMAQI
11th Jul 2026312 AMAQI
11th Jul 2026303 AMAQI
24°C18/31°C
11th Jul 2026254 AMAQI
11th Jul 2026325 AMAQI
11th Jul 2026306 AMAQI
11th Jul 2026347 AMAQI
11th Jul 2026328 AMAQI
11th Jul 2026349 AMAQI
11th Jul 20263610 AMAQI
11th Jul 20263111 AMAQI
11th Jul 20262912 PMAQI
11th Jul 2026261 PMAQI
11th Jul 2026242 PMAQI
11th Jul 2026223 PMAQI
11th Jul 2026284 PMAQI
11th Jul 2026335 PMAQI
11th Jul 2026316 PMAQI
11th Jul 2026317 PMAQI
11th Jul 2026288 PMAQI
11th Jul 2026329 PMAQI
11th Jul 20266010 PMAQI
11th Jul 20263611 PMAQI
12th Jul 20262912 AMAQI
12th Jul 2026211 AMAQI
12th Jul 2026212 AMAQI
12th Jul 2026333 AMAQI
24°C19/29°C
12th Jul 2026334 AMAQI
12th Jul 2026285 AMAQI
12th Jul 2026296 AMAQI
12th Jul 2026277 AMAQI
12th Jul 2026288 AMAQI
12th Jul 2026299 AMAQI
12th Jul 20262810 AMAQI
12th Jul 20263011 AMAQI
12th Jul 20262712 PMAQI
12th Jul 2026241 PMAQI
12th Jul 2026262 PMAQI
12th Jul 2026243 PMAQI
12th Jul 2026264 PMAQI
12th Jul 2026305 PMAQI
12th Jul 2026306 PMAQI
12th Jul 2026307 PMAQI
12th Jul 2026308 PMAQI
12th Jul 2026319 PMAQI
12th Jul 20262810 PMAQI
12th Jul 20263011 PMAQI
13th Jul 20262812 AMAQI
13th Jul 2026301 AMAQI
13th Jul 2026302 AMAQI
13th Jul 2026283 AMAQI
22°C19/24°C
13th Jul 2026274 AMAQI
13th Jul 2026285 AMAQI
13th Jul 2026276 AMAQI
13th Jul 2026277 AMAQI
13th Jul 2026268 AMAQI
13th Jul 2026289 AMAQI
13th Jul 20262810 AMAQI
13th Jul 20262411 AMAQI
13th Jul 20262412 PMAQI
13th Jul 2026241 PMAQI
13th Jul 2026202 PMAQI
13th Jul 2026223 PMAQI
13th Jul 2026224 PMAQI
13th Jul 2026285 PMAQI
13th Jul 2026286 PMAQI
13th Jul 2026297 PMAQI
13th Jul 2026318 PMAQI
13th Jul 2026289 PMAQI
13th Jul 20263110 PMAQI
13th Jul 20263111 PMAQI
14th Jul 20263112 AMAQI
14th Jul 2026321 AMAQI
14th Jul 2026302 AMAQI
14th Jul 2026293 AMAQI
23°C20/29°C
14th Jul 2026264 AMAQI
14th Jul 2026285 AMAQI
14th Jul 2026306 AMAQI
14th Jul 2026297 AMAQI
14th Jul 2026268 AMAQI
14th Jul 2026329 AMAQI
14th Jul 20262910 AMAQI
14th Jul 20262511 AMAQI
14th Jul 20262512 PMAQI
14th Jul 2026221 PMAQI
14th Jul 2026222 PMAQI
14th Jul 2026723 PMAQI
14th Jul 2026644 PMAQI
14th Jul 2026645 PMAQI
14th Jul 2026596 PMAQI
14th Jul 2026607 PMAQI
14th Jul 2026648 PMAQI
14th Jul 2026719 PMAQI
14th Jul 20266210 PMAQI
14th Jul 20266011 PMAQI
15th Jul 20265312 AMAQI
15th Jul 2026541 AMAQI
15th Jul 2026462 AMAQI
15th Jul 2026443 AMAQI
25°C20/31°C
15th Jul 2026444 AMAQI
15th Jul 2026425 AMAQI
15th Jul 2026316 AMAQI
15th Jul 2026407 AMAQI
15th Jul 2026388 AMAQI
15th Jul 2026369 AMAQI
15th Jul 20263310 AMAQI
15th Jul 20265111 AMAQI
15th Jul 20265112 PMAQI
15th Jul 2026671 PMAQI
15th Jul 2026672 PMAQI
15th Jul 2026583 PMAQI
15th Jul 2026584 PMAQI
15th Jul 2026655 PMAQI
15th Jul 2026666 PMAQI
15th Jul 2026627 PMAQI
15th Jul 2026688 PMAQI
15th Jul 2026679 PMAQI
15th Jul 20265810 PMAQI
15th Jul 20265711 PMAQI
16th Jul 20265112 AMAQI
16th Jul 2026531 AMAQI
16th Jul 2026512 AMAQI
16th Jul 2026513 AMAQI
26°C20/33°C
16th Jul 2026534 AMAQI
16th Jul 2026515 AMAQI
16th Jul 2026546 AMAQI
16th Jul 2026297 AMAQI
16th Jul 2026488 AMAQI
16th Jul 2026329 AMAQI
16th Jul 20264210 AMAQI
16th Jul 20264211 AMAQI
16th Jul 20264412 PMAQI
16th Jul 2026421 PMAQI
16th Jul 2026502 PMAQI
16th Jul 2026403 PMAQI
16th Jul 2026334 PMAQI
16th Jul 2026255 PMAQI
16th Jul 2026336 PMAQI
16th Jul 2026407 PMAQI
16th Jul 2026588 PMAQI
16th Jul 2026609 PMAQI
16th Jul 20266210 PMAQI
16th Jul 20265911 PMAQI
17th Jul 20265712 AMAQI
17th Jul 2026521 AMAQI
17th Jul 2026522 AMAQI
17th Jul 2026553 AMAQI
25°C22/31°C
17th Jul 2026604 AMAQI
17th Jul 2026585 AMAQI
17th Jul 2026626 AMAQI
17th Jul 2026597 AMAQI
17th Jul 2026658 AMAQI
17th Jul 2026579 AMAQI
17th Jul 20265510 AMAQI
17th Jul 20266611 AMAQI
17th Jul 20266512 PMAQI
17th Jul 2026661 PMAQI
17th Jul 2026662 PMAQI
17th Jul 2026503 PMAQI
17th Jul 2026364 PMAQI
17th Jul 2026255 PMAQI
17th Jul 2026386 PMAQI
17th Jul 2026387 PMAQI
17th Jul 2026318 PMAQI
17th Jul 2026219 PMAQI
17th Jul 20261910 PMAQI
17th Jul 2026811 PMAQI
18th Jul 20261412 AMAQI
18th Jul 202681 AMAQI
18th Jul 2026122 AMAQI
18th Jul 202683 AMAQI
24°C22/26°C
18th Jul 2026124 AMAQI
18th Jul 2026125 AMAQI
18th Jul 2026146 AMAQI
18th Jul 2026177 AMAQI
18th Jul 2026178 AMAQI
18th Jul 2026179 AMAQI
18th Jul 20261210 AMAQI
18th Jul 20261711 AMAQI
18th Jul 20261412 PMAQI
18th Jul 2026141 PMAQI
18th Jul 2026172 PMAQI
18th Jul 2026143 PMAQI
18th Jul 2026124 PMAQI
18th Jul 2026125 PMAQI
18th Jul 2026166 PMAQI
18th Jul 2026197 PMAQI
18th Jul 2026128 PMAQI
18th Jul 2026129 PMAQI
18th Jul 20261210 PMAQI
18th Jul 20261011 PMAQI
19th Jul 2026812 AMAQI
19th Jul 2026101 AMAQI
19th Jul 202682 AMAQI
19th Jul 2026103 AMAQI
23°C22/26°C
19th Jul 202684 AMAQI
19th Jul 2026105 AMAQI
19th Jul 2026106 AMAQI
19th Jul 202697 AMAQI
19th Jul 202688 AMAQI
19th Jul 202689 AMAQI
19th Jul 2026810 AMAQI
19th Jul 2026811 AMAQI
19th Jul 20261212 PMAQI
19th Jul 2026211 PMAQI
19th Jul 2026292 PMAQI
19th Jul 2026253 PMAQI
19th Jul 2026364 PMAQI
19th Jul 2026295 PMAQI
19th Jul 2026256 PMAQI
19th Jul 2026237 PMAQI
19th Jul 2026328 PMAQI
19th Jul 2026429 PMAQI
19th Jul 20264610 PMAQI
19th Jul 20264211 PMAQI
20th Jul 20264212 AMAQI
20th Jul 2026461 AMAQI
20th Jul 2026402 AMAQI
20th Jul 2026423 AMAQI
24°C21/29°C
20th Jul 2026344 AMAQI
20th Jul 2026275 AMAQI
20th Jul 2026256 AMAQI
20th Jul 2026257 AMAQI
20th Jul 2026258 AMAQI
20th Jul 2026259 AMAQI
20th Jul 20262510 AMAQI
20th Jul 20262911 AMAQI
20th Jul 20262712 PMAQI
20th Jul 2026311 PMAQI
20th Jul 2026332 PMAQI
20th Jul 2026383 PMAQI
20th Jul 2026334 PMAQI
20th Jul 2026365 PMAQI
20th Jul 2026336 PMAQI
20th Jul 2026367 PMAQI
20th Jul 2026318 PMAQI
20th Jul 2026319 PMAQI
20th Jul 20263810 PMAQI
20th Jul 20263811 PMAQI
21st Jul 20263612 AMAQI
21st Jul 2026421 AMAQI
21st Jul 2026462 AMAQI
21st Jul 2026423 AMAQI
26°C21/32°C
21st Jul 2026424 AMAQI
21st Jul 2026465 AMAQI
21st Jul 2026426 AMAQI
21st Jul 2026507 AMAQI
21st Jul 2026458 AMAQI
21st Jul 2026409 AMAQI
21st Jul 20263310 AMAQI
21st Jul 20263611 AMAQI
21st Jul 2026461 PMAQI
21st Jul 2026532 PMAQI
21st Jul 2026533 PMAQI
21st Jul 2026544 PMAQI
21st Jul 2026535 PMAQI
21st Jul 2026496 PMAQI
21st Jul 2026887 PMAQI
21st Jul 2026508 PMAQI
21st Jul 2026549 PMAQI
21st Jul 20265810 PMAQI
21st Jul 20265911 PMAQI
22nd Jul 20266212 AMAQI
22nd Jul 2026581 AMAQI
22nd Jul 2026562 AMAQI
22nd Jul 2026553 AMAQI
27°C22/33°C
22nd Jul 2026524 AMAQI
22nd Jul 2026495 AMAQI
22nd Jul 2026606 AMAQI
22nd Jul 2026577 AMAQI
22nd Jul 2026558 AMAQI
22nd Jul 2026569 AMAQI
22nd Jul 20265910 AMAQI
22nd Jul 20265611 AMAQI
22nd Jul 20266212 PMAQI
22nd Jul 2026641 PMAQI
22nd Jul 2026622 PMAQI
22nd Jul 2026643 PMAQI
22nd Jul 2026784 PMAQI
22nd Jul 2026785 PMAQI
22nd Jul 2026826 PMAQI
22nd Jul 2026857 PMAQI
22nd Jul 2026788 PMAQI
22nd Jul 2026689 PMAQI
22nd Jul 20266310 PMAQI
22nd Jul 20265311 PMAQI
23rd Jul 20264912 AMAQI
23rd Jul 2026511 AMAQI
23rd Jul 2026642 AMAQI
23rd Jul 2026573 AMAQI
27°C21/34°C
23rd Jul 2026424 AMAQI
23rd Jul 2026385 AMAQI
23rd Jul 2026386 AMAQI
23rd Jul 2026237 AMAQI
23rd Jul 2026178 AMAQI
23rd Jul 2026199 AMAQI
23rd Jul 20263810 AMAQI
23rd Jul 20265711 AMAQI
23rd Jul 20265712 PMAQI
23rd Jul 2026581 PMAQI
23rd Jul 2026582 PMAQI
23rd Jul 2026563 PMAQI
23rd Jul 2026424 PMAQI
23rd Jul 2026665 PMAQI
23rd Jul 2026556 PMAQI
23rd Jul 2026507 PMAQI
23rd Jul 2026518 PMAQI
23rd Jul 2026499 PMAQI
23rd Jul 20265110 PMAQI
23rd Jul 20264911 PMAQI
24th Jul 20265012 AMAQI
24th Jul 2026441 AMAQI
24th Jul 2026462 AMAQI
24th Jul 2026333 AMAQI
26°C21/32°C
24th Jul 2026364 AMAQI
24th Jul 2026335 AMAQI
24th Jul 2026336 AMAQI
24th Jul 2026407 AMAQI
24th Jul 2026298 AMAQI
24th Jul 2026319 AMAQI
24th Jul 20263110 AMAQI
24th Jul 20264611 AMAQI
24th Jul 20265512 PMAQI
24th Jul 2026531 PMAQI
24th Jul 2026552 PMAQI
24th Jul 2026573 PMAQI
24th Jul 2026694 PMAQI
24th Jul 2026575 PMAQI
24th Jul 2026586 PMAQI
24th Jul 2026587 PMAQI
24th Jul 2026468 PMAQI
24th Jul 2026409 PMAQI
24th Jul 20263810 PMAQI
24th Jul 20263611 PMAQI
25th Jul 20263312 AMAQI
25th Jul 2026311 AMAQI
25th Jul 2026332 AMAQI
25th Jul 2026273 AMAQI
23°C20/26°C
25th Jul 2026214 AMAQI
25th Jul 2026405 AMAQI
25th Jul 2026216 AMAQI
25th Jul 2026427 AMAQI
25th Jul 2026428 AMAQI
25th Jul 2026429 AMAQI
25th Jul 20262110 AMAQI
25th Jul 20261711 AMAQI
25th Jul 20261412 PMAQI
25th Jul 2026251 PMAQI
25th Jul 2026292 PMAQI
25th Jul 2026233 PMAQI
25th Jul 2026254 PMAQI
25th Jul 2026275 PMAQI
25th Jul 2026256 PMAQI
25th Jul 2026347 PMAQI
25th Jul 2026368 PMAQI
25th Jul 2026369 PMAQI
25th Jul 20262510 PMAQI
25th Jul 20262111 PMAQI
26th Jul 20264612 AMAQI
26th Jul 2026291 AMAQI
26th Jul 2026252 AMAQI
26th Jul 2026313 AMAQI
24°C20/29°C
26th Jul 2026254 AMAQI
26th Jul 2026215 AMAQI
26th Jul 2026276 AMAQI
26th Jul 2026257 AMAQI
26th Jul 2026258 AMAQI
26th Jul 2026259 AMAQI
26th Jul 20262110 AMAQI
26th Jul 20262111 AMAQI
26th Jul 20262112 PMAQI
26th Jul 2026291 PMAQI
26th Jul 2026252 PMAQI
26th Jul 2026253 PMAQI
26th Jul 2026214 PMAQI
26th Jul 2026215 PMAQI
26th Jul 2026236 PMAQI
26th Jul 2026217 PMAQI
26th Jul 2026238 PMAQI
26th Jul 2026219 PMAQI
26th Jul 20262510 PMAQI
26th Jul 20262511 PMAQI
27th Jul 20262512 AMAQI
27th Jul 2026251 AMAQI
27th Jul 2026422 AMAQI
27th Jul 2026213 AMAQI
22°C20/26°C
27th Jul 2026384 AMAQI
27th Jul 2026215 AMAQI
27th Jul 2026256 AMAQI
27th Jul 2026237 AMAQI
27th Jul 2026198 AMAQI
27th Jul 2026199 AMAQI
27th Jul 20262110 AMAQI
27th Jul 20262711 AMAQI
27th Jul 20262512 PMAQI
27th Jul 2026251 PMAQI
27th Jul 2026252 PMAQI
27th Jul 2026253 PMAQI
27th Jul 2026294 PMAQI
27th Jul 2026255 PMAQI
27th Jul 2026256 PMAQI
27th Jul 2026297 PMAQI
27th Jul 2026238 PMAQI
27th Jul 2026259 PMAQI
27th Jul 20262710 PMAQI
27th Jul 20262911 PMAQI
28th Jul 20262112 AMAQI
28th Jul 2026251 AMAQI
28th Jul 2026212 AMAQI
28th Jul 2026253 AMAQI
21°C17/26°C
28th Jul 2026254 AMAQI
28th Jul 2026215 AMAQI
28th Jul 2026256 AMAQI
28th Jul 2026237 AMAQI
28th Jul 2026218 AMAQI
28th Jul 2026239 AMAQI
28th Jul 20262510 AMAQI
28th Jul 20262111 AMAQI
28th Jul 20262112 PMAQI
28th Jul 2026231 PMAQI
28th Jul 2026252 PMAQI
28th Jul 2026293 PMAQI
28th Jul 2026294 PMAQI
28th Jul 2026295 PMAQI
28th Jul 2026296 PMAQI
28th Jul 2026317 PMAQI
28th Jul 2026348 PMAQI
28th Jul 2026409 PMAQI
28th Jul 20263810 PMAQI
28th Jul 20264011 PMAQI
29th Jul 20264412 AMAQI
29th Jul 2026521 AMAQI
29th Jul 2026532 AMAQI
29th Jul 2026513 AMAQI
21°C19/25°C
29th Jul 2026464 AMAQI
29th Jul 2026485 AMAQI
29th Jul 2026406 AMAQI
29th Jul 2026427 AMAQI
29th Jul 2026338 AMAQI
29th Jul 2026369 AMAQI
29th Jul 20263610 AMAQI
29th Jul 20264011 AMAQI
29th Jul 20263612 PMAQI
29th Jul 2026251 PMAQI
29th Jul 2026232 PMAQI
29th Jul 2026253 PMAQI
29th Jul 2026234 PMAQI
29th Jul 2026215 PMAQI
29th Jul 2026256 PMAQI
29th Jul 2026257 PMAQI
29th Jul 2026258 PMAQI
29th Jul 2026299 PMAQI
29th Jul 20263810 PMAQI
29th Jul 20262511 PMAQI
30th Jul 20262512 AMAQI
30th Jul 2026211 AMAQI
30th Jul 2026292 AMAQI
30th Jul 2026213 AMAQI
23°C18/28°C
30th Jul 2026254 AMAQI
30th Jul 2026235 AMAQI
30th Jul 2026216 AMAQI
30th Jul 2026237 AMAQI
30th Jul 2026258 AMAQI
30th Jul 2026259 AMAQI
30th Jul 20262910 AMAQI
30th Jul 20262911 AMAQI
30th Jul 20262712 PMAQI
30th Jul 2026271 PMAQI
30th Jul 2026322 PMAQI
30th Jul 2026303 PMAQI
30th Jul 2026214 PMAQI
30th Jul 2026215 PMAQI
30th Jul 2026406 PMAQI
30th Jul 2026257 PMAQI
30th Jul 2026258 PMAQI
30th Jul 2026259 PMAQI
30th Jul 20262710 PMAQI
30th Jul 20262711 PMAQI
31st Jul 20262712 AMAQI
31st Jul 2026251 AMAQI
31st Jul 2026292 AMAQI
31st Jul 2026273 AMAQI
25°C21/30°C
31st Jul 2026254 AMAQI
31st Jul 2026255 AMAQI
31st Jul 2026256 AMAQI
31st Jul 2026237 AMAQI
31st Jul 2026258 AMAQI
31st Jul 2026259 AMAQI
31st Jul 20262510 AMAQI
31st Jul 20262511 AMAQI
31st Jul 20262312 PMAQI
31st Jul 2026211 PMAQI
31st Jul 2026252 PMAQI
31st Jul 2026273 PMAQI
31st Jul 2026274 PMAQI
31st Jul 2026295 PMAQI
31st Jul 2026296 PMAQI
31st Jul 2026297 PMAQI
31st Jul 2026318 PMAQI
31st Jul 2026319 PMAQI
31st Jul 20262910 PMAQI
31st Jul 20262911 PMAQI
1st Aug 20263112 AMAQI
1st Aug 2026311 AMAQI
1st Aug 2026332 AMAQI
1st Aug 2026363 AMAQI
23°C20/29°C
1st Aug 2026364 AMAQI
1st Aug 2026335 AMAQI
1st Aug 2026316 AMAQI
1st Aug 2026317 AMAQI
1st Aug 2026368 AMAQI
1st Aug 2026319 AMAQI
1st Aug 20263110 AMAQI
1st Aug 20263611 AMAQI
1st Aug 20264212 PMAQI
1st Aug 2026421 PMAQI
1st Aug 2026462 PMAQI
1st Aug 2026443 PMAQI
1st Aug 2026444 PMAQI
1st Aug 2026425 PMAQI
1st Aug 2026386 PMAQI
1st Aug 2026387 PMAQI
1st Aug 2026388 PMAQI
1st Aug 2026339 PMAQI
1st Aug 20264210 PMAQI
1st Aug 20263611 PMAQI
2nd Aug 20263612 AMAQI
2nd Aug 2026421 AMAQI
2nd Aug 2026382 AMAQI
2nd Aug 2026383 AMAQI
25°C19/31°C
2nd Aug 2026384 AMAQI
2nd Aug 2026385 AMAQI
2nd Aug 2026336 AMAQI
2nd Aug 2026387 AMAQI
2nd Aug 2026368 AMAQI
2nd Aug 2026339 AMAQI
2nd Aug 20263610 AMAQI
2nd Aug 20263611 AMAQI
2nd Aug 20263312 PMAQI
2nd Aug 2026401 PMAQI
2nd Aug 2026422 PMAQI
2nd Aug 2026603 PMAQI
2nd Aug 2026624 PMAQI
2nd Aug 2026565 PMAQI
2nd Aug 2026336 PMAQI
2nd Aug 2026277 PMAQI
2nd Aug 2026258 PMAQI
2nd Aug 2026219 PMAQI
2nd Aug 20262110 PMAQI
2nd Aug 20262711 PMAQI
3rd Aug 20263312 AMAQI
3rd Aug 2026251 AMAQI
3rd Aug 2026292 AMAQI
3rd Aug 2026253 AMAQI
24°C20/31°C
3rd Aug 2026254 AMAQI
3rd Aug 2026235 AMAQI
3rd Aug 2026216 AMAQI
3rd Aug 2026257 AMAQI
3rd Aug 202668 AMAQI
3rd Aug 202689 AMAQI
3rd Aug 2026810 AMAQI
3rd Aug 2026811 AMAQI
3rd Aug 2026612 PMAQI
3rd Aug 202681 PMAQI
3rd Aug 202682 PMAQI
3rd Aug 2026123 PMAQI
3rd Aug 202684 PMAQI
3rd Aug 202685 PMAQI
3rd Aug 2026126 PMAQI
3rd Aug 2026107 PMAQI
3rd Aug 202688 PMAQI
3rd Aug 202649 PMAQI
3rd Aug 2026810 PMAQI
3rd Aug 20261211 PMAQI
4th Aug 20261212 AMAQI
4th Aug 2026121 AMAQI
4th Aug 2026122 AMAQI
4th Aug 2026143 AMAQI
20°C19/21°C
4th Aug 2026174 AMAQI
4 AM4th Aug 2026175 AMAQI
4th Aug 2026176 AMAQI
4th Aug 2026177 AMAQI
4th Aug 2026128 AMAQI
4th Aug 2026149 AMAQI
4th Aug 20261410 AMAQI
4th Aug 20261911 AMAQI
11 AM4th Aug 20261712 PMAQI
4th Aug 2026231 PMAQI
4th Aug 2026232 PMAQI
4th Aug 2026173 PMAQI
4th Aug 2026174 PMAQI
4th Aug 2026215 PMAQI
4th Aug 2026216 PMAQI
6 PM4th Aug 2026217 PMAQI
4th Aug 2026218 PMAQI
4th Aug 2026239 PMAQI
4th Aug 20262110 PMAQI
4th Aug 20262111 PMAQI
11 PM3 AM
21°C15/26°C
Day time
Avg. Highest Time
2 PM - 6 PM
34AQI
5 hours / Day
150 hours / Month
Avg. Lowest Time
9 AM - 10 AM
28AQI
2 hours / Day
60 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 2 PM to 6 PM (Avg. 34), while the lowest AQI was between 9 AM to 10 AM (Avg. 28).
Night time
Avg. Highest Time
7 PM
36AQI
1 hours / Day
30 hours / Month
Avg. Lowest Time
3 AM
32AQI
1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 7 PM to 7 PM (Avg. 36), while the lowest AQI was between 3 AM to 3 AM (Avg. 32).
2026 Days Vs Air Quality
Imaichi, Nikko, Tochigi, Japan
2026
83%
180
17%
36
Total number of days with different AQI categories in last 216 days in 2026 (149 days remaining)
Good
180 DaysModerate
36 DaysPoor
0 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 83%
Health Risk Level:
Low
In 2026, 83% 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
Imaichi, Nikko, 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
15AQI (US)
15AQI (US)
2nd January 2026
13AQI (US)
13AQI (US)
3rd January 2026
12AQI (US)
12AQI (US)
4th January 2026
13AQI (US)
13AQI (US)
5th January 2026
18AQI (US)
18AQI (US)
6th January 2026
20AQI (US)
20AQI (US)
7th January 2026
26AQI (US)
26AQI (US)
8th January 2026
25AQI (US)
25AQI (US)
9th January 2026
20AQI (US)
20AQI (US)
10th January 2026
32AQI (US)
32AQI (US)
11th January 2026
28AQI (US)
28AQI (US)
12th January 2026
12AQI (US)
12AQI (US)
13th January 2026
21AQI (US)
21AQI (US)
14th January 2026
12AQI (US)
12AQI (US)
15th January 2026
25AQI (US)
25AQI (US)
16th January 2026
39AQI (US)
39AQI (US)
17th January 2026
46AQI (US)
46AQI (US)
18th January 2026
26AQI (US)
26AQI (US)
19th January 2026
44AQI (US)
44AQI (US)
20th January 2026
26AQI (US)
26AQI (US)
21st January 2026
16AQI (US)
16AQI (US)
22nd January 2026
25AQI (US)
25AQI (US)
23rd January 2026
51AQI (US)
51AQI (US)
24th January 2026
53AQI (US)
53AQI (US)
25th January 2026
43AQI (US)
43AQI (US)
26th January 2026
16AQI (US)
16AQI (US)
27th January 2026
24AQI (US)
24AQI (US)
28th January 2026
26AQI (US)
26AQI (US)
29th January 2026
21AQI (US)
21AQI (US)
30th January 2026
37AQI (US)
37AQI (US)
31st January 2026
40AQI (US)
40AQI (US)
1st February 2026
39AQI (US)
39AQI (US)
2nd February 2026
11AQI (US)
11AQI (US)
3rd February 2026
19AQI (US)
19AQI (US)
4th February 2026
48AQI (US)
48AQI (US)
5th February 2026
48AQI (US)
48AQI (US)
6th February 2026
41AQI (US)
41AQI (US)
7th February 2026
16AQI (US)
16AQI (US)
8th February 2026
15AQI (US)
15AQI (US)
9th February 2026
41AQI (US)
41AQI (US)
10th February 2026
49AQI (US)
49AQI (US)
11th February 2026
49AQI (US)
49AQI (US)
12th February 2026
33AQI (US)
33AQI (US)
13th February 2026
48AQI (US)
48AQI (US)
14th February 2026
70AQI (US)
70AQI (US)
15th February 2026
63AQI (US)
63AQI (US)
16th February 2026
51AQI (US)
51AQI (US)
17th February 2026
18AQI (US)
18AQI (US)
18th February 2026
30AQI (US)
30AQI (US)
19th February 2026
29AQI (US)
29AQI (US)
20th February 2026
28AQI (US)
28AQI (US)
21st February 2026
46AQI (US)
46AQI (US)
22nd February 2026
43AQI (US)
43AQI (US)
23rd February 2026
47AQI (US)
47AQI (US)
24th February 2026
31AQI (US)
31AQI (US)
25th February 2026
31AQI (US)
31AQI (US)
26th February 2026
10AQI (US)
10AQI (US)
27th February 2026
44AQI (US)
44AQI (US)
28th February 2026
47AQI (US)
47AQI (US)
1st March 2026
51AQI (US)
51AQI (US)
2nd March 2026
91AQI (US)
91AQI (US)
3rd March 2026
53AQI (US)
53AQI (US)
4th March 2026
67AQI (US)
67AQI (US)
5th March 2026
66AQI (US)
66AQI (US)
6th March 2026
56AQI (US)
56AQI (US)
7th March 2026
48AQI (US)
48AQI (US)
8th March 2026
53AQI (US)
53AQI (US)
9th March 2026
46AQI (US)
46AQI (US)
10th March 2026
56AQI (US)
56AQI (US)
11th March 2026
60AQI (US)
60AQI (US)
12th March 2026
72AQI (US)
72AQI (US)
13th March 2026
45AQI (US)
45AQI (US)
14th March 2026
50AQI (US)
50AQI (US)
15th March 2026
61AQI (US)
61AQI (US)
16th March 2026
65AQI (US)
65AQI (US)
17th March 2026
59AQI (US)
59AQI (US)
18th March 2026
61AQI (US)
61AQI (US)
19th March 2026
38AQI (US)
38AQI (US)
20th March 2026
29AQI (US)
29AQI (US)
21st March 2026
56AQI (US)
56AQI (US)
22nd March 2026
54AQI (US)
54AQI (US)
23rd March 2026
51AQI (US)
51AQI (US)
24th March 2026
45AQI (US)
45AQI (US)
25th March 2026
55AQI (US)
55AQI (US)
26th March 2026
15AQI (US)
15AQI (US)
27th March 2026
15AQI (US)
15AQI (US)
28th March 2026
48AQI (US)
48AQI (US)
29th March 2026
59AQI (US)
59AQI (US)
30th March 2026
55AQI (US)
55AQI (US)
31st March 2026
40AQI (US)
40AQI (US)
1st April 2026
9AQI (US)
9AQI (US)
2nd April 2026
23AQI (US)
23AQI (US)
3rd April 2026
47AQI (US)
47AQI (US)
4th April 2026
45AQI (US)
45AQI (US)
5th April 2026
13AQI (US)
13AQI (US)
6th April 2026
17AQI (US)
17AQI (US)
7th April 2026
30AQI (US)
30AQI (US)
8th April 2026
20AQI (US)
20AQI (US)
9th April 2026
30AQI (US)
30AQI (US)
10th April 2026
46AQI (US)
46AQI (US)
11th April 2026
36AQI (US)
36AQI (US)
12th April 2026
34AQI (US)
34AQI (US)
13th April 2026
36AQI (US)
36AQI (US)
14th April 2026
45AQI (US)
45AQI (US)
15th April 2026
46AQI (US)
46AQI (US)
16th April 2026
34AQI (US)
34AQI (US)
17th April 2026
38AQI (US)
38AQI (US)
18th April 2026
38AQI (US)
38AQI (US)
19th April 2026
39AQI (US)
39AQI (US)
20th April 2026
38AQI (US)
38AQI (US)
21st April 2026
41AQI (US)
41AQI (US)
22nd April 2026
45AQI (US)
45AQI (US)
23rd April 2026
36AQI (US)
36AQI (US)
24th April 2026
32AQI (US)
32AQI (US)
25th April 2026
45AQI (US)
45AQI (US)
26th April 2026
49AQI (US)
49AQI (US)
27th April 2026
48AQI (US)
48AQI (US)
28th April 2026
40AQI (US)
40AQI (US)
29th April 2026
39AQI (US)
39AQI (US)
30th April 2026
41AQI (US)
41AQI (US)
1st May 2026
47AQI (US)
47AQI (US)
2nd May 2026
52AQI (US)
52AQI (US)
3rd May 2026
46AQI (US)
46AQI (US)
4th May 2026
29AQI (US)
29AQI (US)
5th May 2026
21AQI (US)
21AQI (US)
6th May 2026
35AQI (US)
35AQI (US)
7th May 2026
37AQI (US)
37AQI (US)
8th May 2026
28AQI (US)
28AQI (US)
9th May 2026
29AQI (US)
29AQI (US)
10th May 2026
37AQI (US)
37AQI (US)
11th May 2026
36AQI (US)
36AQI (US)
12th May 2026
44AQI (US)
44AQI (US)
13th May 2026
44AQI (US)
44AQI (US)
14th May 2026
39AQI (US)
39AQI (US)
15th May 2026
41AQI (US)
41AQI (US)
16th May 2026
85AQI (US)
85AQI (US)
17th May 2026
68AQI (US)
68AQI (US)
18th May 2026
54AQI (US)
54AQI (US)
19th May 2026
49AQI (US)
49AQI (US)
20th May 2026
62AQI (US)
62AQI (US)
21st May 2026
59AQI (US)
59AQI (US)
22nd May 2026
60AQI (US)
60AQI (US)
23rd May 2026
54AQI (US)
54AQI (US)
24th May 2026
58AQI (US)
58AQI (US)
25th May 2026
48AQI (US)
48AQI (US)
26th May 2026
39AQI (US)
39AQI (US)
27th May 2026
25AQI (US)
25AQI (US)
28th May 2026
27AQI (US)
27AQI (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
28AQI (US)
28AQI (US)
2nd June 2026
35AQI (US)
35AQI (US)
3rd June 2026
21AQI (US)
21AQI (US)
4th June 2026
14AQI (US)
14AQI (US)
5th June 2026
21AQI (US)
21AQI (US)
6th June 2026
23AQI (US)
23AQI (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
25AQI (US)
25AQI (US)
14th June 2026
32AQI (US)
32AQI (US)
15th June 2026
19AQI (US)
19AQI (US)
16th June 2026
18AQI (US)
18AQI (US)
17th June 2026
24AQI (US)
24AQI (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
14AQI (US)
14AQI (US)
22nd June 2026
19AQI (US)
19AQI (US)
23rd June 2026
21AQI (US)
21AQI (US)
24th June 2026
21AQI (US)
21AQI (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
28AQI (US)
28AQI (US)
29th June 2026
27AQI (US)
27AQI (US)
30th June 2026
25AQI (US)
25AQI (US)
1st July 2026
25AQI (US)
25AQI (US)
2nd July 2026
18AQI (US)
18AQI (US)
3rd July 2026
11AQI (US)
11AQI (US)
4th July 2026
32AQI (US)
32AQI (US)
5th July 2026
29AQI (US)
29AQI (US)
6th July 2026
22AQI (US)
22AQI (US)
7th July 2026
25AQI (US)
25AQI (US)
8th July 2026
25AQI (US)
25AQI (US)
9th July 2026
26AQI (US)
26AQI (US)
10th July 2026
28AQI (US)
28AQI (US)
11th July 2026
32AQI (US)
32AQI (US)
12th July 2026
28AQI (US)
28AQI (US)
13th July 2026
27AQI (US)
27AQI (US)
14th July 2026
41AQI (US)
41AQI (US)
15th July 2026
52AQI (US)
52AQI (US)
16th July 2026
46AQI (US)
46AQI (US)
17th July 2026
48AQI (US)
48AQI (US)
18th July 2026
14AQI (US)
14AQI (US)
19th July 2026
19AQI (US)
19AQI (US)
20th July 2026
33AQI (US)
33AQI (US)
21st July 2026
49AQI (US)
49AQI (US)
22nd July 2026
63AQI (US)
63AQI (US)
23rd July 2026
47AQI (US)
47AQI (US)
24th July 2026
45AQI (US)
45AQI (US)
25th July 2026
29AQI (US)
29AQI (US)
26th July 2026
25AQI (US)
25AQI (US)
27th July 2026
26AQI (US)
26AQI (US)
28th July 2026
27AQI (US)
27AQI (US)
29th July 2026
35AQI (US)
35AQI (US)
30th July 2026
26AQI (US)
26AQI (US)
31st July 2026
26AQI (US)
26AQI (US)
1st August 2026
37AQI (US)
37AQI (US)
2nd August 2026
37AQI (US)
37AQI (US)
3rd August 2026
14AQI (US)
14AQI (US)
4th August 2026
18AQI (US)
18AQI (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
27AQI (US)
37AQI (US)
52AQI (US)
36AQI (US)
43AQI (US)
24AQI (US)
32AQI (US)
27AQI (US)
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202636AQI (US)
29
2
25
3
11
20
30
22
9
30
29
2
4
180
36
Highest AQI (US) recorded in
March52AQI (US)
Lowest AQI (US) recorded in
June24AQI (US)
202538AQI (US)
31
28
26
5
26
4
27
4
25
5
15
16
24
7
30
21
10
26
4
29
2
308
57
Highest AQI (US) recorded in
July50AQI (US)
Lowest AQI (US) recorded in
January29AQI (US)
202433AQI (US)
31
29
29
1
22
7
29
2
27
2
29
2
31
26
4
30
1
29
1
31
343
20
Highest AQI (US) recorded in
April42AQI (US)
Lowest AQI (US) recorded in
December25AQI (US)
202336AQI (US)
12
1
27
4
27
3
20
11
28
3
29
1
31
27
2
31
232
25
Highest AQI (US) recorded in
July47AQI (US)
Lowest AQI (US) recorded in
December25AQI (US)
202236AQI (US)
31
21
27
4
16
1
25
6
18
12
16
5
1
27
1
29
2
12
223
31
Highest AQI (US) recorded in
August48AQI (US)
Lowest AQI (US) recorded in
October28AQI (US)
202132AQI (US)
29
2
26
2
29
21
29
2
24
6
26
5
28
3
28
2
30
1
29
1
31
330
24
Highest AQI (US) recorded in
June42AQI (US)
Lowest AQI (US) recorded in
January23AQI (US)
202033AQI (US)
12
1
20
1
18
21
9
29
2
13
18
19
27
4
27
3
31
217
38
Highest AQI (US) recorded in
August56AQI (US)
Lowest AQI (US) recorded in
December19AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Most Polluted Year Recorded
2025(Avg.)
38AQI (US)Least Polluted Year Recorded
2021(Avg.)
32AQI (US)Imaichi's annual 2026 AQI (US) (36) shows an average percentage change of 4.2% (worsened AQI (US)) compared to previous years: 2020 (33), 2021 (32), 2022 (36), 2023 (36), 2024 (33), 2025 (38).
