Asahikawa, Yokotemachi, Akita, 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
Asahikawa, Yokotemachi, Akita, Japan
2022
2023
2024
2025
2026
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
24th Aug 2024
50AQILowest AQI recorded on
13th Aug 2023
17AQISame Day Analysis (16th August):
On this day, AQI across the 5 years varied significantly: 2026 ranks 4th highest AQI at 26 of Good air quality, showing improvement over 2025, 2024 and 2023 on the same day.
Day & Night AQI Trend: 15th Aug - 16th Aug 2026
Asahikawa, Yokotemachi, Akita, Japan
AQI
Day
Night
.
4 AM15th Aug 2026
6 PM
3 AM16th Aug 2026
Day time
Avg. Highest Time
5PM15th Aug
23AQI
Avg. Lowest Time
6AM15th Aug
14AQI
Night time
Avg. Highest Time
11PM15th Aug
31AQI
Avg. Lowest Time
8PM15th Aug
21AQI
In the last 24 hours,
Asahikawa's AQI reached its highest point of 31 at 11 PM during the Night, while the lowest point, 14, was recorded at 6 AM during the Day between 15th Aug and 16th Aug 2026.
Day & Night AQI Trend : Jul - Aug 2026
Asahikawa, Yokotemachi, Akita, Japan
JulAug
18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 31st31st - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th - 06th06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th
Day
Night
18th Jul 2026254 AMAQI
18th Jul 2026255 AMAQI
18th Jul 2026256 AMAQI
18th Jul 2026257 AMAQI
18th Jul 2026258 AMAQI
18th Jul 2026259 AMAQI
18th Jul 20262510 AMAQI
18th Jul 20262511 AMAQI
18th Jul 20262512 PMAQI
18th Jul 2026251 PMAQI
18th Jul 2026252 PMAQI
18th Jul 2026293 PMAQI
18th Jul 2026214 PMAQI
18th Jul 2026235 PMAQI
18th Jul 2026236 PMAQI
18th Jul 2026217 PMAQI
18th Jul 2026198 PMAQI
18th Jul 2026199 PMAQI
18th Jul 20261710 PMAQI
18th Jul 20262111 PMAQI
19th Jul 20261712 AMAQI
19th Jul 2026191 AMAQI
19th Jul 2026172 AMAQI
19th Jul 2026173 AMAQI
23°C21/25°C
19th Jul 2026144 AMAQI
19th Jul 2026145 AMAQI
19th Jul 2026196 AMAQI
19th Jul 2026177 AMAQI
19th Jul 2026178 AMAQI
19th Jul 2026179 AMAQI
19th Jul 20261410 AMAQI
19th Jul 20261711 AMAQI
19th Jul 20262112 PMAQI
19th Jul 2026211 PMAQI
19th Jul 2026272 PMAQI
19th Jul 2026293 PMAQI
19th Jul 2026294 PMAQI
19th Jul 2026255 PMAQI
19th Jul 2026296 PMAQI
19th Jul 2026297 PMAQI
19th Jul 2026298 PMAQI
19th Jul 2026319 PMAQI
19th Jul 20263810 PMAQI
19th Jul 20264011 PMAQI
20th Jul 20263812 AMAQI
20th Jul 2026291 AMAQI
20th Jul 2026342 AMAQI
20th Jul 2026343 AMAQI
25°C21/29°C
20th Jul 2026314 AMAQI
20th Jul 2026365 AMAQI
20th Jul 2026366 AMAQI
20th Jul 2026427 AMAQI
20th Jul 2026428 AMAQI
20th Jul 2026369 AMAQI
20th Jul 20263410 AMAQI
20th Jul 20263811 AMAQI
20th Jul 20264212 PMAQI
20th Jul 2026521 PMAQI
20th Jul 2026542 PMAQI
20th Jul 2026543 PMAQI
20th Jul 2026524 PMAQI
20th Jul 2026545 PMAQI
20th Jul 2026526 PMAQI
20th Jul 2026527 PMAQI
20th Jul 2026518 PMAQI
20th Jul 2026529 PMAQI
20th Jul 20264910 PMAQI
20th Jul 20264211 PMAQI
21st Jul 20264212 AMAQI
21st Jul 2026441 AMAQI
21st Jul 2026422 AMAQI
21st Jul 2026443 AMAQI
25°C23/28°C
21st Jul 2026464 AMAQI
21st Jul 2026465 AMAQI
21st Jul 2026486 AMAQI
21st Jul 2026487 AMAQI
21st Jul 2026468 AMAQI
21st Jul 2026469 AMAQI
21st Jul 20265010 AMAQI
21st Jul 20263811 AMAQI
21st Jul 2026311 PMAQI
21st Jul 2026292 PMAQI
21st Jul 2026273 PMAQI
21st Jul 2026274 PMAQI
21st Jul 2026255 PMAQI
21st Jul 2026256 PMAQI
21st Jul 2026777 PMAQI
21st Jul 2026258 PMAQI
21st Jul 2026259 PMAQI
21st Jul 20262910 PMAQI
21st Jul 20262911 PMAQI
22nd Jul 20262912 AMAQI
22nd Jul 2026271 AMAQI
22nd Jul 2026252 AMAQI
22nd Jul 2026253 AMAQI
25°C22/30°C
22nd Jul 2026254 AMAQI
22nd Jul 2026255 AMAQI
22nd Jul 2026256 AMAQI
22nd Jul 2026257 AMAQI
22nd Jul 2026258 AMAQI
22nd Jul 2026279 AMAQI
22nd Jul 20262910 AMAQI
22nd Jul 20262911 AMAQI
22nd Jul 20262912 PMAQI
22nd Jul 2026341 PMAQI
22nd Jul 2026402 PMAQI
22nd Jul 2026383 PMAQI
22nd Jul 2026334 PMAQI
22nd Jul 2026385 PMAQI
22nd Jul 2026366 PMAQI
22nd Jul 2026317 PMAQI
22nd Jul 2026338 PMAQI
22nd Jul 2026319 PMAQI
22nd Jul 20262910 PMAQI
22nd Jul 20262911 PMAQI
23rd Jul 20262712 AMAQI
23rd Jul 2026271 AMAQI
23rd Jul 2026292 AMAQI
23rd Jul 2026293 AMAQI
24°C21/27°C
23rd Jul 2026254 AMAQI
23rd Jul 2026255 AMAQI
23rd Jul 2026256 AMAQI
23rd Jul 2026277 AMAQI
23rd Jul 2026278 AMAQI
23rd Jul 2026259 AMAQI
23rd Jul 20262710 AMAQI
23rd Jul 20262711 AMAQI
23rd Jul 20262512 PMAQI
23rd Jul 2026271 PMAQI
23rd Jul 2026272 PMAQI
23rd Jul 2026253 PMAQI
23rd Jul 2026274 PMAQI
23rd Jul 2026255 PMAQI
23rd Jul 2026256 PMAQI
23rd Jul 2026277 PMAQI
23rd Jul 2026278 PMAQI
23rd Jul 2026279 PMAQI
23rd Jul 20262710 PMAQI
23rd Jul 20262511 PMAQI
24th Jul 20262712 AMAQI
24th Jul 2026291 AMAQI
24th Jul 2026292 AMAQI
24th Jul 2026333 AMAQI
25°C20/29°C
24th Jul 2026254 AMAQI
24th Jul 2026275 AMAQI
24th Jul 2026276 AMAQI
24th Jul 2026317 AMAQI
24th Jul 2026298 AMAQI
24th Jul 2026299 AMAQI
24th Jul 20262710 AMAQI
24th Jul 20262711 AMAQI
24th Jul 20263112 PMAQI
24th Jul 2026311 PMAQI
24th Jul 2026292 PMAQI
24th Jul 2026313 PMAQI
24th Jul 2026294 PMAQI
24th Jul 2026255 PMAQI
24th Jul 2026276 PMAQI
24th Jul 2026257 PMAQI
24th Jul 2026218 PMAQI
24th Jul 2026259 PMAQI
24th Jul 20262310 PMAQI
24th Jul 20262311 PMAQI
25th Jul 20262512 AMAQI
25th Jul 2026231 AMAQI
25th Jul 2026232 AMAQI
25th Jul 2026233 AMAQI
22°C20/23°C
25th Jul 2026234 AMAQI
25th Jul 2026235 AMAQI
25th Jul 2026216 AMAQI
25th Jul 2026197 AMAQI
25th Jul 2026198 AMAQI
25th Jul 2026239 AMAQI
25th Jul 20261610 AMAQI
25th Jul 20261911 AMAQI
25th Jul 20261712 PMAQI
25th Jul 2026191 PMAQI
25th Jul 2026192 PMAQI
25th Jul 2026193 PMAQI
25th Jul 2026144 PMAQI
25th Jul 2026175 PMAQI
25th Jul 2026166 PMAQI
25th Jul 2026177 PMAQI
25th Jul 2026178 PMAQI
25th Jul 2026179 PMAQI
25th Jul 20261710 PMAQI
25th Jul 20261711 PMAQI
26th Jul 20261712 AMAQI
26th Jul 2026161 AMAQI
26th Jul 2026142 AMAQI
26th Jul 2026143 AMAQI
21°C20/24°C
26th Jul 2026144 AMAQI
26th Jul 2026145 AMAQI
26th Jul 2026176 AMAQI
26th Jul 2026147 AMAQI
26th Jul 2026148 AMAQI
26th Jul 2026129 AMAQI
26th Jul 20261410 AMAQI
26th Jul 20261211 AMAQI
26th Jul 20261212 PMAQI
26th Jul 2026121 PMAQI
26th Jul 2026122 PMAQI
26th Jul 2026123 PMAQI
26th Jul 2026124 PMAQI
26th Jul 2026125 PMAQI
26th Jul 2026126 PMAQI
26th Jul 2026127 PMAQI
26th Jul 2026128 PMAQI
26th Jul 2026129 PMAQI
26th Jul 20261210 PMAQI
26th Jul 20261211 PMAQI
27th Jul 20261012 AMAQI
27th Jul 2026121 AMAQI
27th Jul 2026122 AMAQI
27th Jul 2026123 AMAQI
20°C19/21°C
27th Jul 2026124 AMAQI
27th Jul 2026125 AMAQI
27th Jul 2026126 AMAQI
27th Jul 2026127 AMAQI
27th Jul 2026128 AMAQI
27th Jul 2026129 AMAQI
27th Jul 20261210 AMAQI
27th Jul 20261411 AMAQI
27th Jul 20261412 PMAQI
27th Jul 2026171 PMAQI
27th Jul 2026192 PMAQI
27th Jul 2026163 PMAQI
27th Jul 2026194 PMAQI
27th Jul 2026255 PMAQI
27th Jul 2026216 PMAQI
27th Jul 2026237 PMAQI
27th Jul 2026278 PMAQI
27th Jul 2026259 PMAQI
27th Jul 20262710 PMAQI
27th Jul 20262511 PMAQI
28th Jul 20262912 AMAQI
28th Jul 2026291 AMAQI
28th Jul 2026292 AMAQI
28th Jul 2026273 AMAQI
22°C18/27°C
28th Jul 2026254 AMAQI
28th Jul 2026275 AMAQI
28th Jul 2026276 AMAQI
28th Jul 2026277 AMAQI
28th Jul 2026258 AMAQI
28th Jul 2026259 AMAQI
28th Jul 20262510 AMAQI
28th Jul 20262711 AMAQI
28th Jul 20262312 PMAQI
28th Jul 2026271 PMAQI
28th Jul 2026312 PMAQI
28th Jul 2026293 PMAQI
28th Jul 2026294 PMAQI
28th Jul 2026445 PMAQI
28th Jul 2026256 PMAQI
28th Jul 2026237 PMAQI
28th Jul 2026238 PMAQI
28th Jul 2026219 PMAQI
28th Jul 20263610 PMAQI
28th Jul 20262311 PMAQI
29th Jul 20261912 AMAQI
29th Jul 2026191 AMAQI
29th Jul 2026192 AMAQI
29th Jul 2026213 AMAQI
22°C18/28°C
29th Jul 2026174 AMAQI
29th Jul 2026175 AMAQI
29th Jul 2026166 AMAQI
29th Jul 2026197 AMAQI
29th Jul 2026198 AMAQI
29th Jul 2026179 AMAQI
29th Jul 20261910 AMAQI
29th Jul 20262311 AMAQI
29th Jul 20262112 PMAQI
29th Jul 2026231 PMAQI
29th Jul 2026272 PMAQI
29th Jul 2026273 PMAQI
29th Jul 2026364 PMAQI
29th Jul 2026345 PMAQI
29th Jul 2026426 PMAQI
29th Jul 2026257 PMAQI
29th Jul 2026298 PMAQI
29th Jul 2026279 PMAQI
29th Jul 20262710 PMAQI
29th Jul 20262711 PMAQI
30th Jul 20262512 AMAQI
30th Jul 2026271 AMAQI
30th Jul 2026232 AMAQI
30th Jul 2026333 AMAQI
22°C19/26°C
30th Jul 2026274 AMAQI
30th Jul 2026275 AMAQI
30th Jul 2026276 AMAQI
30th Jul 2026297 AMAQI
30th Jul 2026238 AMAQI
30th Jul 2026279 AMAQI
30th Jul 20262910 AMAQI
30th Jul 20263111 AMAQI
30th Jul 20263312 PMAQI
30th Jul 2026311 PMAQI
30th Jul 2026302 PMAQI
30th Jul 2026323 PMAQI
30th Jul 2026324 PMAQI
30th Jul 2026295 PMAQI
30th Jul 2026276 PMAQI
30th Jul 2026297 PMAQI
30th Jul 2026368 PMAQI
30th Jul 2026349 PMAQI
30th Jul 20264210 PMAQI
30th Jul 20264411 PMAQI
31st Jul 20263412 AMAQI
31st Jul 2026361 AMAQI
31st Jul 2026292 AMAQI
31st Jul 2026343 AMAQI
23°C20/27°C
31st Jul 2026234 AMAQI
31st Jul 2026365 AMAQI
31st Jul 2026326 AMAQI
31st Jul 2026367 AMAQI
31st Jul 2026368 AMAQI
31st Jul 2026319 AMAQI
31st Jul 20262910 AMAQI
31st Jul 20263811 AMAQI
31st Jul 20262512 PMAQI
31st Jul 2026251 PMAQI
31st Jul 2026232 PMAQI
31st Jul 2026253 PMAQI
31st Jul 2026254 PMAQI
31st Jul 2026255 PMAQI
31st Jul 2026276 PMAQI
31st Jul 2026237 PMAQI
31st Jul 2026258 PMAQI
31st Jul 2026239 PMAQI
31st Jul 20262310 PMAQI
31st Jul 20263111 PMAQI
1st Aug 20262712 AMAQI
1st Aug 2026291 AMAQI
1st Aug 2026252 AMAQI
1st Aug 2026233 AMAQI
22°C20/25°C
1st Aug 2026214 AMAQI
1st Aug 2026235 AMAQI
1st Aug 2026236 AMAQI
1st Aug 2026197 AMAQI
1st Aug 2026238 AMAQI
1st Aug 2026239 AMAQI
1st Aug 20262310 AMAQI
1st Aug 20262511 AMAQI
1st Aug 20262312 PMAQI
1st Aug 2026211 PMAQI
1st Aug 2026212 PMAQI
1st Aug 2026333 PMAQI
1st Aug 2026214 PMAQI
1st Aug 2026275 PMAQI
1st Aug 2026216 PMAQI
1st Aug 2026237 PMAQI
1st Aug 2026278 PMAQI
1st Aug 2026239 PMAQI
1st Aug 20262310 PMAQI
1st Aug 20263011 PMAQI
2nd Aug 20262512 AMAQI
2nd Aug 2026211 AMAQI
2nd Aug 2026252 AMAQI
2nd Aug 2026233 AMAQI
22°C20/23°C
2nd Aug 2026214 AMAQI
2nd Aug 2026175 AMAQI
2nd Aug 2026176 AMAQI
2nd Aug 2026127 AMAQI
2nd Aug 2026198 AMAQI
2nd Aug 2026149 AMAQI
2nd Aug 20261710 AMAQI
2nd Aug 20261211 AMAQI
2nd Aug 20261412 PMAQI
2nd Aug 2026171 PMAQI
2nd Aug 2026172 PMAQI
2nd Aug 2026143 PMAQI
2nd Aug 2026174 PMAQI
2nd Aug 2026125 PMAQI
2nd Aug 2026126 PMAQI
2nd Aug 2026177 PMAQI
2nd Aug 2026178 PMAQI
2nd Aug 2026149 PMAQI
2nd Aug 20261210 PMAQI
2nd Aug 20261411 PMAQI
3rd Aug 20261212 AMAQI
3rd Aug 2026121 AMAQI
3rd Aug 2026122 AMAQI
3rd Aug 2026123 AMAQI
21°C18/22°C
3rd Aug 2026124 AMAQI
3rd Aug 2026125 AMAQI
3rd Aug 2026126 AMAQI
3rd Aug 2026147 AMAQI
3rd Aug 2026128 AMAQI
3rd Aug 2026149 AMAQI
3rd Aug 20261710 AMAQI
3rd Aug 20261711 AMAQI
3rd Aug 20261412 PMAQI
3rd Aug 2026171 PMAQI
3rd Aug 2026172 PMAQI
3rd Aug 2026213 PMAQI
3rd Aug 2026214 PMAQI
3rd Aug 2026215 PMAQI
3rd Aug 2026216 PMAQI
3rd Aug 2026257 PMAQI
3rd Aug 2026218 PMAQI
3rd Aug 2026239 PMAQI
3rd Aug 20262710 PMAQI
3rd Aug 20262711 PMAQI
4th Aug 20262312 AMAQI
4th Aug 2026271 AMAQI
4th Aug 2026252 AMAQI
4th Aug 2026273 AMAQI
21°C14/27°C
4th Aug 2026254 AMAQI
4th Aug 2026255 AMAQI
4th Aug 2026256 AMAQI
4th Aug 2026257 AMAQI
4th Aug 2026258 AMAQI
4th Aug 2026299 AMAQI
4th Aug 20263110 AMAQI
4th Aug 20262911 AMAQI
4th Aug 20262912 PMAQI
4th Aug 2026291 PMAQI
4th Aug 2026312 PMAQI
4th Aug 2026313 PMAQI
4th Aug 2026344 PMAQI
4th Aug 2026365 PMAQI
4th Aug 2026336 PMAQI
4th Aug 2026387 PMAQI
4th Aug 2026368 PMAQI
4th Aug 2026409 PMAQI
4th Aug 20263610 PMAQI
4th Aug 20264011 PMAQI
5th Aug 20264012 AMAQI
5th Aug 2026381 AMAQI
5th Aug 2026382 AMAQI
5th Aug 2026383 AMAQI
20°C13/28°C
5th Aug 2026364 AMAQI
5th Aug 2026385 AMAQI
5th Aug 2026256 AMAQI
5th Aug 2026327 AMAQI
5th Aug 2026278 AMAQI
5th Aug 2026299 AMAQI
5th Aug 20263110 AMAQI
5th Aug 20262111 AMAQI
5th Aug 20263612 PMAQI
5th Aug 2026311 PMAQI
5th Aug 2026382 PMAQI
5th Aug 2026273 PMAQI
5th Aug 2026314 PMAQI
5th Aug 2026445 PMAQI
5th Aug 2026346 PMAQI
5th Aug 2026367 PMAQI
5th Aug 2026298 PMAQI
5th Aug 2026339 PMAQI
5th Aug 20264410 PMAQI
5th Aug 20265311 PMAQI
6th Aug 20264412 AMAQI
6th Aug 2026501 AMAQI
6th Aug 2026442 AMAQI
6th Aug 2026473 AMAQI
21°C13/30°C
6th Aug 2026404 AMAQI
6th Aug 2026365 AMAQI
6th Aug 2026406 AMAQI
6th Aug 2026487 AMAQI
6th Aug 2026448 AMAQI
6th Aug 2026449 AMAQI
6th Aug 20264410 AMAQI
6th Aug 20264611 AMAQI
6th Aug 20264412 PMAQI
6th Aug 2026361 PMAQI
6th Aug 2026402 PMAQI
6th Aug 2026403 PMAQI
6th Aug 2026324 PMAQI
6th Aug 2026335 PMAQI
6th Aug 2026256 PMAQI
6th Aug 2026217 PMAQI
6th Aug 2026278 PMAQI
6th Aug 2026299 PMAQI
6th Aug 20263610 PMAQI
6th Aug 20262911 PMAQI
7th Aug 20265412 AMAQI
7th Aug 2026511 AMAQI
7th Aug 2026362 AMAQI
7th Aug 2026463 AMAQI
24°C16/32°C
7th Aug 2026404 AMAQI
7th Aug 2026425 AMAQI
7th Aug 2026256 AMAQI
7th Aug 2026367 AMAQI
7th Aug 2026388 AMAQI
7th Aug 2026369 AMAQI
7th Aug 20264210 AMAQI
7th Aug 20264511 AMAQI
7th Aug 20263612 PMAQI
7th Aug 2026441 PMAQI
7th Aug 2026472 PMAQI
7th Aug 2026273 PMAQI
7th Aug 2026424 PMAQI
7th Aug 2026465 PMAQI
7th Aug 2026386 PMAQI
7th Aug 2026427 PMAQI
7th Aug 2026468 PMAQI
7th Aug 2026429 PMAQI
7th Aug 20265310 PMAQI
7th Aug 20263811 PMAQI
8th Aug 20262512 AMAQI
8th Aug 2026231 AMAQI
8th Aug 2026252 AMAQI
8th Aug 2026233 AMAQI
26°C21/32°C
8th Aug 2026294 AMAQI
8th Aug 2026315 AMAQI
8th Aug 2026316 AMAQI
8th Aug 2026347 AMAQI
8th Aug 2026318 AMAQI
8th Aug 2026349 AMAQI
8th Aug 20264410 AMAQI
8th Aug 20264711 AMAQI
8th Aug 20265112 PMAQI
8th Aug 2026511 PMAQI
8th Aug 2026322 PMAQI
8th Aug 2026273 PMAQI
8th Aug 2026294 PMAQI
8th Aug 2026275 PMAQI
8th Aug 2026296 PMAQI
8th Aug 2026277 PMAQI
8th Aug 2026298 PMAQI
8th Aug 2026279 PMAQI
8th Aug 20262510 PMAQI
8th Aug 20262911 PMAQI
9th Aug 20262712 AMAQI
9th Aug 2026251 AMAQI
9th Aug 2026232 AMAQI
9th Aug 2026233 AMAQI
25°C20/32°C
9th Aug 2026234 AMAQI
9th Aug 2026275 AMAQI
9th Aug 2026256 AMAQI
9th Aug 2026217 AMAQI
9th Aug 2026238 AMAQI
9th Aug 2026259 AMAQI
9th Aug 20262510 AMAQI
9th Aug 20262911 AMAQI
9th Aug 20263212 PMAQI
9th Aug 2026291 PMAQI
9th Aug 2026292 PMAQI
9th Aug 2026253 PMAQI
9th Aug 2026314 PMAQI
9th Aug 2026365 PMAQI
9th Aug 2026296 PMAQI
9th Aug 2026277 PMAQI
9th Aug 2026298 PMAQI
9th Aug 2026299 PMAQI
9th Aug 20262710 PMAQI
9th Aug 20262711 PMAQI
10th Aug 20263112 AMAQI
10th Aug 2026291 AMAQI
10th Aug 2026342 AMAQI
10th Aug 2026293 AMAQI
24°C20/29°C
10th Aug 2026294 AMAQI
10th Aug 2026315 AMAQI
10th Aug 2026296 AMAQI
10th Aug 2026297 AMAQI
10th Aug 2026298 AMAQI
10th Aug 2026339 AMAQI
10th Aug 20262710 AMAQI
10th Aug 20262711 AMAQI
10th Aug 20262912 PMAQI
10th Aug 2026331 PMAQI
10th Aug 2026232 PMAQI
10th Aug 2026273 PMAQI
10th Aug 2026234 PMAQI
10th Aug 2026315 PMAQI
10th Aug 2026296 PMAQI
10th Aug 2026257 PMAQI
10th Aug 2026278 PMAQI
10th Aug 2026299 PMAQI
10th Aug 20263110 PMAQI
10th Aug 20263111 PMAQI
11th Aug 20263612 AMAQI
11th Aug 2026421 AMAQI
11th Aug 2026382 AMAQI
11th Aug 2026363 AMAQI
23°C17/28°C
11th Aug 2026424 AMAQI
11th Aug 2026405 AMAQI
11th Aug 2026406 AMAQI
11th Aug 2026427 AMAQI
11th Aug 2026368 AMAQI
11th Aug 2026369 AMAQI
11th Aug 20264010 AMAQI
11th Aug 20264011 AMAQI
11th Aug 20263612 PMAQI
11th Aug 2026361 PMAQI
11th Aug 2026442 PMAQI
11th Aug 2026253 PMAQI
11th Aug 2026314 PMAQI
11th Aug 2026315 PMAQI
11th Aug 2026256 PMAQI
11th Aug 2026317 PMAQI
11th Aug 2026298 PMAQI
11th Aug 2026299 PMAQI
11th Aug 20262910 PMAQI
11th Aug 20262311 PMAQI
12th Aug 20262712 AMAQI
12th Aug 2026231 AMAQI
12th Aug 2026212 AMAQI
12th Aug 2026193 AMAQI
20°C14/24°C
12th Aug 2026214 AMAQI
12th Aug 2026215 AMAQI
12th Aug 2026196 AMAQI
12th Aug 2026177 AMAQI
12th Aug 2026178 AMAQI
12th Aug 2026179 AMAQI
12th Aug 20261210 AMAQI
12th Aug 20261411 AMAQI
12th Aug 20261212 PMAQI
12th Aug 2026121 PMAQI
12th Aug 2026122 PMAQI
12th Aug 2026193 PMAQI
12th Aug 2026194 PMAQI
12th Aug 2026195 PMAQI
12th Aug 2026366 PMAQI
12th Aug 2026347 PMAQI
12th Aug 2026218 PMAQI
12th Aug 2026169 PMAQI
12th Aug 20261410 PMAQI
12th Aug 20261711 PMAQI
13th Aug 20261712 AMAQI
13th Aug 2026191 AMAQI
13th Aug 2026162 AMAQI
13th Aug 2026173 AMAQI
23°C21/27°C
13th Aug 2026194 AMAQI
13th Aug 2026215 AMAQI
13th Aug 2026176 AMAQI
13th Aug 2026177 AMAQI
13th Aug 2026198 AMAQI
13th Aug 2026199 AMAQI
13th Aug 20263310 AMAQI
13th Aug 20263411 AMAQI
13th Aug 20263612 PMAQI
13th Aug 2026271 PMAQI
13th Aug 2026252 PMAQI
13th Aug 2026253 PMAQI
13th Aug 2026234 PMAQI
13th Aug 2026265 PMAQI
13th Aug 2026236 PMAQI
13th Aug 2026177 PMAQI
13th Aug 2026148 PMAQI
13th Aug 2026179 PMAQI
13th Aug 20261410 PMAQI
13th Aug 20262111 PMAQI
14th Aug 20261912 AMAQI
14th Aug 2026191 AMAQI
14th Aug 2026192 AMAQI
14th Aug 2026143 AMAQI
24°C19/29°C
14th Aug 2026174 AMAQI
14th Aug 2026175 AMAQI
14th Aug 2026146 AMAQI
14th Aug 2026177 AMAQI
14th Aug 2026178 AMAQI
14th Aug 2026149 AMAQI
14th Aug 20263010 AMAQI
14th Aug 20264711 AMAQI
14th Aug 20264212 PMAQI
14th Aug 2026251 PMAQI
14th Aug 2026322 PMAQI
14th Aug 2026313 PMAQI
14th Aug 2026244 PMAQI
14th Aug 2026165 PMAQI
14th Aug 2026176 PMAQI
14th Aug 2026177 PMAQI
14th Aug 2026128 PMAQI
14th Aug 2026149 PMAQI
14th Aug 20261210 PMAQI
14th Aug 20261011 PMAQI
15th Aug 20261012 AMAQI
15th Aug 2026121 AMAQI
15th Aug 2026122 AMAQI
15th Aug 2026123 AMAQI
24°C20/30°C
15th Aug 2026144 AMAQI
15th Aug 2026145 AMAQI
15th Aug 2026146 AMAQI
15th Aug 2026177 AMAQI
15th Aug 2026198 AMAQI
15th Aug 2026219 AMAQI
15th Aug 20261910 AMAQI
15th Aug 20261711 AMAQI
15th Aug 20261912 PMAQI
15th Aug 2026171 PMAQI
15th Aug 2026172 PMAQI
15th Aug 2026193 PMAQI
15th Aug 2026214 PMAQI
15th Aug 2026235 PMAQI
15th Aug 2026236 PMAQI
15th Aug 2026257 PMAQI
15th Aug 2026218 PMAQI
15th Aug 2026239 PMAQI
15th Aug 20262710 PMAQI
15th Aug 20263111 PMAQI
16th Aug 20262512 AMAQI
16th Aug 2026271 AMAQI
16th Aug 2026252 AMAQI
16th Aug 2026253 AMAQI
24°C19/29°C
16th Aug 2026274 AMAQI
4 AM16th Aug 2026255 AMAQI
16th Aug 2026256 AMAQI
16th Aug 2026257 AMAQI
16th Aug 2026238 AMAQI
16th Aug 2026259 AMAQI
16th Aug 20262510 AMAQI
16th Aug 20262711 AMAQI
11 AM16th Aug 20262512 PMAQI
16th Aug 2026271 PMAQI
16th Aug 2026252 PMAQI
16th Aug 2026273 PMAQI
16th Aug 2026234 PMAQI
16th Aug 2026275 PMAQI
16th Aug 2026276 PMAQI
6 PM16th Aug 2026257 PMAQI
16th Aug 2026298 PMAQI
16th Aug 2026259 PMAQI
16th Aug 20262510 PMAQI
16th Aug 20263111 PMAQI
11 PM3 AM
23°C18/29°C
Day time
Avg. Highest Time
5 PM
29AQI
1 hours / Day
30 hours / Month
Avg. Lowest Time
4 AM
25AQI
1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 5 PM to 5 PM (Avg. 29), while the lowest AQI was between 4 AM to 4 AM (Avg. 25).
Night time
Avg. Highest Time
7 PM
28AQI
1 hours / Day
30 hours / Month
Avg. Lowest Time
2 AM - 3 AM
26AQI
2 hours / Day
60 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 7 PM to 7 PM (Avg. 28), while the lowest AQI was between 2 AM to 3 AM (Avg. 26).
2026 Days Vs Air Quality
Asahikawa, Yokotemachi, Akita, Japan
2026
86%
197
14%
31
Total number of days with different AQI categories in last 228 days in 2026 (137 days remaining)
Good
197 DaysModerate
31 DaysPoor
0 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 86%
Health Risk Level:
Low
In 2026, 86% of 228 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
Asahikawa, Yokotemachi, Akita, 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
25AQI (US)
25AQI (US)
2nd January 2026
27AQI (US)
27AQI (US)
3rd January 2026
27AQI (US)
27AQI (US)
4th January 2026
24AQI (US)
24AQI (US)
5th January 2026
27AQI (US)
27AQI (US)
6th January 2026
23AQI (US)
23AQI (US)
7th January 2026
26AQI (US)
26AQI (US)
8th January 2026
26AQI (US)
26AQI (US)
9th January 2026
21AQI (US)
21AQI (US)
10th January 2026
22AQI (US)
22AQI (US)
11th January 2026
24AQI (US)
24AQI (US)
12th January 2026
25AQI (US)
25AQI (US)
13th January 2026
24AQI (US)
24AQI (US)
14th January 2026
24AQI (US)
24AQI (US)
15th January 2026
23AQI (US)
23AQI (US)
16th January 2026
33AQI (US)
33AQI (US)
17th January 2026
35AQI (US)
35AQI (US)
18th January 2026
26AQI (US)
26AQI (US)
19th January 2026
27AQI (US)
27AQI (US)
20th January 2026
30AQI (US)
30AQI (US)
21st January 2026
19AQI (US)
19AQI (US)
22nd January 2026
22AQI (US)
22AQI (US)
23rd January 2026
32AQI (US)
32AQI (US)
24th January 2026
33AQI (US)
33AQI (US)
25th January 2026
40AQI (US)
40AQI (US)
26th January 2026
34AQI (US)
34AQI (US)
27th January 2026
36AQI (US)
36AQI (US)
28th January 2026
15AQI (US)
15AQI (US)
29th January 2026
13AQI (US)
13AQI (US)
30th January 2026
33AQI (US)
33AQI (US)
31st January 2026
42AQI (US)
42AQI (US)
1st February 2026
36AQI (US)
36AQI (US)
2nd February 2026
32AQI (US)
32AQI (US)
3rd February 2026
32AQI (US)
32AQI (US)
4th February 2026
32AQI (US)
32AQI (US)
5th February 2026
40AQI (US)
40AQI (US)
6th February 2026
34AQI (US)
34AQI (US)
7th February 2026
14AQI (US)
14AQI (US)
8th February 2026
18AQI (US)
18AQI (US)
9th February 2026
41AQI (US)
41AQI (US)
10th February 2026
51AQI (US)
51AQI (US)
11th February 2026
78AQI (US)
78AQI (US)
12th February 2026
30AQI (US)
30AQI (US)
13th February 2026
22AQI (US)
22AQI (US)
14th February 2026
73AQI (US)
73AQI (US)
15th February 2026
54AQI (US)
54AQI (US)
16th February 2026
41AQI (US)
41AQI (US)
17th February 2026
30AQI (US)
30AQI (US)
18th February 2026
35AQI (US)
35AQI (US)
19th February 2026
34AQI (US)
34AQI (US)
20th February 2026
36AQI (US)
36AQI (US)
21st February 2026
52AQI (US)
52AQI (US)
22nd February 2026
43AQI (US)
43AQI (US)
23rd February 2026
41AQI (US)
41AQI (US)
24th February 2026
29AQI (US)
29AQI (US)
25th February 2026
33AQI (US)
33AQI (US)
26th February 2026
39AQI (US)
39AQI (US)
27th February 2026
42AQI (US)
42AQI (US)
28th February 2026
44AQI (US)
44AQI (US)
1st March 2026
47AQI (US)
47AQI (US)
2nd March 2026
92AQI (US)
92AQI (US)
3rd March 2026
58AQI (US)
58AQI (US)
4th March 2026
76AQI (US)
76AQI (US)
5th March 2026
68AQI (US)
68AQI (US)
6th March 2026
36AQI (US)
36AQI (US)
7th March 2026
49AQI (US)
49AQI (US)
8th March 2026
53AQI (US)
53AQI (US)
9th March 2026
50AQI (US)
50AQI (US)
10th March 2026
55AQI (US)
55AQI (US)
11th March 2026
57AQI (US)
57AQI (US)
12th March 2026
69AQI (US)
69AQI (US)
13th March 2026
49AQI (US)
49AQI (US)
14th March 2026
51AQI (US)
51AQI (US)
15th March 2026
64AQI (US)
64AQI (US)
16th March 2026
46AQI (US)
46AQI (US)
17th March 2026
63AQI (US)
63AQI (US)
18th March 2026
52AQI (US)
52AQI (US)
19th March 2026
46AQI (US)
46AQI (US)
20th March 2026
35AQI (US)
35AQI (US)
21st March 2026
50AQI (US)
50AQI (US)
22nd March 2026
38AQI (US)
38AQI (US)
23rd March 2026
50AQI (US)
50AQI (US)
24th March 2026
76AQI (US)
76AQI (US)
25th March 2026
68AQI (US)
68AQI (US)
26th March 2026
47AQI (US)
47AQI (US)
27th March 2026
18AQI (US)
18AQI (US)
28th March 2026
32AQI (US)
32AQI (US)
29th March 2026
64AQI (US)
64AQI (US)
30th March 2026
67AQI (US)
67AQI (US)
31st March 2026
48AQI (US)
48AQI (US)
1st April 2026
16AQI (US)
16AQI (US)
2nd April 2026
29AQI (US)
29AQI (US)
3rd April 2026
42AQI (US)
42AQI (US)
4th April 2026
32AQI (US)
32AQI (US)
5th April 2026
18AQI (US)
18AQI (US)
6th April 2026
22AQI (US)
22AQI (US)
7th April 2026
25AQI (US)
25AQI (US)
8th April 2026
28AQI (US)
28AQI (US)
9th April 2026
39AQI (US)
39AQI (US)
10th April 2026
44AQI (US)
44AQI (US)
11th April 2026
37AQI (US)
37AQI (US)
12th April 2026
36AQI (US)
36AQI (US)
13th April 2026
35AQI (US)
35AQI (US)
14th April 2026
42AQI (US)
42AQI (US)
15th April 2026
48AQI (US)
48AQI (US)
16th April 2026
33AQI (US)
33AQI (US)
17th April 2026
39AQI (US)
39AQI (US)
18th April 2026
28AQI (US)
28AQI (US)
19th April 2026
34AQI (US)
34AQI (US)
20th April 2026
38AQI (US)
38AQI (US)
21st April 2026
50AQI (US)
50AQI (US)
22nd April 2026
46AQI (US)
46AQI (US)
23rd April 2026
39AQI (US)
39AQI (US)
24th April 2026
31AQI (US)
31AQI (US)
25th April 2026
44AQI (US)
44AQI (US)
26th April 2026
25AQI (US)
25AQI (US)
27th April 2026
34AQI (US)
34AQI (US)
28th April 2026
22AQI (US)
22AQI (US)
29th April 2026
22AQI (US)
22AQI (US)
30th April 2026
41AQI (US)
41AQI (US)
1st May 2026
39AQI (US)
39AQI (US)
2nd May 2026
23AQI (US)
23AQI (US)
3rd May 2026
31AQI (US)
31AQI (US)
4th May 2026
18AQI (US)
18AQI (US)
5th May 2026
20AQI (US)
20AQI (US)
6th May 2026
31AQI (US)
31AQI (US)
7th May 2026
22AQI (US)
22AQI (US)
8th May 2026
29AQI (US)
29AQI (US)
9th May 2026
29AQI (US)
29AQI (US)
10th May 2026
34AQI (US)
34AQI (US)
11th May 2026
32AQI (US)
32AQI (US)
12th May 2026
42AQI (US)
42AQI (US)
13th May 2026
51AQI (US)
51AQI (US)
14th May 2026
44AQI (US)
44AQI (US)
15th May 2026
37AQI (US)
37AQI (US)
16th May 2026
84AQI (US)
84AQI (US)
17th May 2026
68AQI (US)
68AQI (US)
18th May 2026
53AQI (US)
53AQI (US)
19th May 2026
48AQI (US)
48AQI (US)
20th May 2026
62AQI (US)
62AQI (US)
21st May 2026
61AQI (US)
61AQI (US)
22nd May 2026
65AQI (US)
65AQI (US)
23rd May 2026
56AQI (US)
56AQI (US)
24th May 2026
60AQI (US)
60AQI (US)
25th May 2026
51AQI (US)
51AQI (US)
26th May 2026
40AQI (US)
40AQI (US)
27th May 2026
26AQI (US)
26AQI (US)
28th May 2026
25AQI (US)
25AQI (US)
29th May 2026
24AQI (US)
24AQI (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
34AQI (US)
34AQI (US)
3rd June 2026
26AQI (US)
26AQI (US)
4th June 2026
14AQI (US)
14AQI (US)
5th June 2026
18AQI (US)
18AQI (US)
6th June 2026
22AQI (US)
22AQI (US)
7th June 2026
20AQI (US)
20AQI (US)
8th June 2026
20AQI (US)
20AQI (US)
9th June 2026
22AQI (US)
22AQI (US)
10th June 2026
21AQI (US)
21AQI (US)
11th June 2026
23AQI (US)
23AQI (US)
12th June 2026
24AQI (US)
24AQI (US)
13th June 2026
26AQI (US)
26AQI (US)
14th June 2026
23AQI (US)
23AQI (US)
15th June 2026
23AQI (US)
23AQI (US)
16th June 2026
26AQI (US)
26AQI (US)
17th June 2026
24AQI (US)
24AQI (US)
18th June 2026
26AQI (US)
26AQI (US)
19th June 2026
30AQI (US)
30AQI (US)
20th June 2026
21AQI (US)
21AQI (US)
21st June 2026
19AQI (US)
19AQI (US)
22nd June 2026
18AQI (US)
18AQI (US)
23rd June 2026
21AQI (US)
21AQI (US)
24th June 2026
20AQI (US)
20AQI (US)
25th June 2026
27AQI (US)
27AQI (US)
26th June 2026
28AQI (US)
28AQI (US)
27th June 2026
27AQI (US)
27AQI (US)
28th June 2026
28AQI (US)
28AQI (US)
29th June 2026
27AQI (US)
27AQI (US)
30th June 2026
23AQI (US)
23AQI (US)
1st July 2026
24AQI (US)
24AQI (US)
2nd July 2026
23AQI (US)
23AQI (US)
3rd July 2026
23AQI (US)
23AQI (US)
4th July 2026
24AQI (US)
24AQI (US)
5th July 2026
21AQI (US)
21AQI (US)
6th July 2026
23AQI (US)
23AQI (US)
7th July 2026
24AQI (US)
24AQI (US)
8th July 2026
24AQI (US)
24AQI (US)
9th July 2026
24AQI (US)
24AQI (US)
10th July 2026
28AQI (US)
28AQI (US)
11th July 2026
30AQI (US)
30AQI (US)
12th July 2026
26AQI (US)
26AQI (US)
13th July 2026
23AQI (US)
23AQI (US)
14th July 2026
28AQI (US)
28AQI (US)
15th July 2026
26AQI (US)
26AQI (US)
16th July 2026
26AQI (US)
26AQI (US)
17th July 2026
27AQI (US)
27AQI (US)
18th July 2026
24AQI (US)
24AQI (US)
19th July 2026
23AQI (US)
23AQI (US)
20th July 2026
43AQI (US)
43AQI (US)
21st July 2026
39AQI (US)
39AQI (US)
22nd July 2026
30AQI (US)
30AQI (US)
23rd July 2026
26AQI (US)
26AQI (US)
24th July 2026
28AQI (US)
28AQI (US)
25th July 2026
19AQI (US)
19AQI (US)
26th July 2026
13AQI (US)
13AQI (US)
27th July 2026
17AQI (US)
17AQI (US)
28th July 2026
27AQI (US)
27AQI (US)
29th July 2026
24AQI (US)
24AQI (US)
30th July 2026
30AQI (US)
30AQI (US)
31st July 2026
29AQI (US)
29AQI (US)
1st August 2026
24AQI (US)
24AQI (US)
2nd August 2026
17AQI (US)
17AQI (US)
3rd August 2026
17AQI (US)
17AQI (US)
4th August 2026
30AQI (US)
30AQI (US)
5th August 2026
35AQI (US)
35AQI (US)
6th August 2026
38AQI (US)
38AQI (US)
7th August 2026
41AQI (US)
41AQI (US)
8th August 2026
32AQI (US)
32AQI (US)
9th August 2026
27AQI (US)
27AQI (US)
10th August 2026
29AQI (US)
29AQI (US)
11th August 2026
35AQI (US)
35AQI (US)
12th August 2026
19AQI (US)
19AQI (US)
13th August 2026
22AQI (US)
22AQI (US)
14th August 2026
21AQI (US)
21AQI (US)
15th August 2026
19AQI (US)
19AQI (US)
16th August 2026
26AQI (US)
26AQI (US)
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)
39AQI (US)
54AQI (US)
34AQI (US)
41AQI (US)
24AQI (US)
26AQI (US)
27AQI (US)
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202634AQI (US)
31
23
5
15
16
30
21
10
30
31
16
197
31
Highest AQI (US) recorded in
March54AQI (US)
Lowest AQI (US) recorded in
June24AQI (US)
202537AQI (US)
31
28
26
5
29
1
30
1
26
4
24
7
31
30
20
11
22
8
29
2
326
39
Highest AQI (US) recorded in
October45AQI (US)
Lowest AQI (US) recorded in
September29AQI (US)
202434AQI (US)
30
28
1
28
3
18
11
1
27
4
25
5
26
5
31
30
31
29
1
31
334
30
1
Highest AQI (US) recorded in
April47AQI (US)
Lowest AQI (US) recorded in
December26AQI (US)
202338AQI (US)
29
2
26
2
21
10
17
13
25
6
27
3
25
6
31
30
31
24
5
31
317
47
Highest AQI (US) recorded in
April52AQI (US)
Lowest AQI (US) recorded in
September31AQI (US)
202235AQI (US)
30
20
2
28
3
20
10
24
7
27
3
25
3
29
28
3
29
1
31
294
29
Highest AQI (US) recorded in
May45AQI (US)
Lowest AQI (US) recorded in
August21AQI (US)
202151AQI (US)
31
27
1
25
4
13
8
16
15
4
26
5
26
5
22
4
9
21
15
16
23
7
18
13
191
159
4
Highest AQI (US) recorded in
August72AQI (US)
Lowest AQI (US) recorded in
January30AQI (US)
202039AQI (US)
11
2
19
2
14
4
21
9
28
3
13
17
1
12
6
1
31
27
3
30
1
206
47
1
1
Highest AQI (US) recorded in
August55AQI (US)
Lowest AQI (US) recorded in
December26AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Most Polluted Year Recorded
2021(Avg.)
51AQI (US)Least Polluted Year Recorded
2024(Avg.)
34AQI (US)Asahikawa's annual 2026 AQI (US) (34) shows an average percentage change of -11.2% (improved AQI (US)) compared to previous years: 2020 (39), 2021 (51), 2022 (35), 2023 (38), 2024 (34), 2025 (37).
