Kofu, Yamanashi, 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
Kofu, Yamanashi, Japan
2022
2023
2024
2025
2026
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
3rd Aug 2023
86AQILowest AQI recorded on
3rd Aug 2026
24AQISame Day Analysis (10th August):
On this day, AQI across the 5 years varied significantly: 2026 ranks 4th highest AQI at 31 of Good air quality, showing improvement over 2025, 2024 and 2023 on the same day.
Day & Night AQI Trend: 9th Aug - 10th Aug 2026
Kofu, Yamanashi, Japan
AQI
Day
Night
.
4 AM9th Aug 2026
6 PM
3 AM10th Aug 2026
Day time
Avg. Highest Time
2PM9th Aug
37AQI
Avg. Lowest Time
10AM9th Aug
26AQI
Night time
Avg. Highest Time
10PM9th Aug
33AQI
Avg. Lowest Time
3AM10th Aug
26AQI
In the last 24 hours,
Kofu's AQI reached its highest point of 37 at 2 PM during the Day, while the lowest point, 26, was recorded at 3 AM during the Night between 9th Aug and 10th Aug 2026.
Day & Night AQI Trend : Jul - Aug 2026
Kofu, Yamanashi, Japan
JulAug
12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 31st31st - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th - 06th06th - 07th07th - 08th08th - 09th09th - 10th10th
Day
Night
12th Jul 2026204 AMAQI
12th Jul 2026135 AMAQI
12th Jul 2026126 AMAQI
12th Jul 2026177 AMAQI
12th Jul 2026178 AMAQI
12th Jul 2026189 AMAQI
12th Jul 20262410 AMAQI
12th Jul 20262811 AMAQI
12th Jul 20263912 PMAQI
12th Jul 2026311 PMAQI
12th Jul 2026242 PMAQI
12th Jul 2026233 PMAQI
12th Jul 2026264 PMAQI
12th Jul 2026295 PMAQI
12th Jul 2026286 PMAQI
12th Jul 2026297 PMAQI
12th Jul 2026298 PMAQI
12th Jul 2026309 PMAQI
12th Jul 20263010 PMAQI
12th Jul 20262711 PMAQI
13th Jul 20262912 AMAQI
13th Jul 2026301 AMAQI
13th Jul 2026292 AMAQI
13th Jul 2026283 AMAQI
22°C19/26°C
13th Jul 2026264 AMAQI
13th Jul 2026285 AMAQI
13th Jul 2026276 AMAQI
13th Jul 2026267 AMAQI
13th Jul 2026278 AMAQI
13th Jul 2026299 AMAQI
13th Jul 20262810 AMAQI
13th Jul 20262611 AMAQI
13th Jul 20262612 PMAQI
13th Jul 2026231 PMAQI
13th Jul 2026302 PMAQI
13th Jul 2026263 PMAQI
13th Jul 2026264 PMAQI
13th Jul 2026305 PMAQI
13th Jul 2026686 PMAQI
13th Jul 2026647 PMAQI
13th Jul 2026628 PMAQI
13th Jul 2026309 PMAQI
13th Jul 20266010 PMAQI
13th Jul 20265611 PMAQI
14th Jul 20264612 AMAQI
14th Jul 2026431 AMAQI
14th Jul 2026392 AMAQI
14th Jul 2026403 AMAQI
23°C21/26°C
14th Jul 2026384 AMAQI
14th Jul 2026355 AMAQI
14th Jul 2026316 AMAQI
14th Jul 2026287 AMAQI
14th Jul 2026298 AMAQI
14th Jul 2026349 AMAQI
14th Jul 20264410 AMAQI
14th Jul 20265211 AMAQI
14th Jul 20266312 PMAQI
14th Jul 2026661 PMAQI
14th Jul 2026462 PMAQI
14th Jul 2026493 PMAQI
14th Jul 2026534 PMAQI
14th Jul 2026505 PMAQI
14th Jul 2026586 PMAQI
14th Jul 2026467 PMAQI
14th Jul 2026448 PMAQI
14th Jul 2026549 PMAQI
14th Jul 20264710 PMAQI
14th Jul 20264611 PMAQI
15th Jul 20264212 AMAQI
15th Jul 2026541 AMAQI
15th Jul 2026502 AMAQI
15th Jul 2026513 AMAQI
25°C20/31°C
15th Jul 2026454 AMAQI
15th Jul 2026425 AMAQI
15th Jul 2026386 AMAQI
15th Jul 2026427 AMAQI
15th Jul 2026448 AMAQI
15th Jul 2026619 AMAQI
15th Jul 20266410 AMAQI
15th Jul 20267111 AMAQI
15th Jul 20267812 PMAQI
15th Jul 2026771 PMAQI
15th Jul 2026742 PMAQI
15th Jul 2026783 PMAQI
15th Jul 2026714 PMAQI
15th Jul 2026725 PMAQI
15th Jul 2026846 PMAQI
15th Jul 2026747 PMAQI
15th Jul 2026658 PMAQI
15th Jul 2026669 PMAQI
15th Jul 20265810 PMAQI
15th Jul 20265611 PMAQI
16th Jul 20265212 AMAQI
16th Jul 2026501 AMAQI
16th Jul 2026512 AMAQI
16th Jul 2026463 AMAQI
25°C21/30°C
16th Jul 2026534 AMAQI
16th Jul 2026645 AMAQI
16th Jul 2026586 AMAQI
16th Jul 2026617 AMAQI
16th Jul 2026648 AMAQI
16th Jul 2026659 AMAQI
16th Jul 20266910 AMAQI
16th Jul 20268511 AMAQI
16th Jul 20269712 PMAQI
16th Jul 2026941 PMAQI
16th Jul 2026892 PMAQI
16th Jul 2026863 PMAQI
16th Jul 2026814 PMAQI
16th Jul 2026845 PMAQI
16th Jul 2026776 PMAQI
16th Jul 2026637 PMAQI
16th Jul 2026398 PMAQI
16th Jul 2026399 PMAQI
16th Jul 20264010 PMAQI
16th Jul 20264111 PMAQI
17th Jul 20263912 AMAQI
17th Jul 2026471 AMAQI
17th Jul 2026502 AMAQI
17th Jul 2026393 AMAQI
25°C22/30°C
17th Jul 2026334 AMAQI
17th Jul 2026335 AMAQI
17th Jul 2026366 AMAQI
17th Jul 2026537 AMAQI
17th Jul 2026558 AMAQI
17th Jul 2026459 AMAQI
17th Jul 20265010 AMAQI
17th Jul 20266411 AMAQI
17th Jul 20267412 PMAQI
17th Jul 2026741 PMAQI
17th Jul 2026762 PMAQI
17th Jul 2026773 PMAQI
17th Jul 2026694 PMAQI
17th Jul 2026695 PMAQI
17th Jul 2026706 PMAQI
17th Jul 2026687 PMAQI
17th Jul 2026578 PMAQI
17th Jul 2026569 PMAQI
17th Jul 20265310 PMAQI
17th Jul 20264611 PMAQI
18th Jul 20264312 AMAQI
18th Jul 2026421 AMAQI
18th Jul 2026402 AMAQI
18th Jul 2026403 AMAQI
22°C20/25°C
18th Jul 2026364 AMAQI
18th Jul 2026325 AMAQI
18th Jul 2026266 AMAQI
18th Jul 2026227 AMAQI
18th Jul 2026218 AMAQI
18th Jul 2026249 AMAQI
18th Jul 20262210 AMAQI
18th Jul 20262111 AMAQI
18th Jul 20262612 PMAQI
18th Jul 2026391 PMAQI
18th Jul 2026592 PMAQI
18th Jul 2026543 PMAQI
18th Jul 2026514 PMAQI
18th Jul 2026575 PMAQI
18th Jul 2026586 PMAQI
18th Jul 2026447 PMAQI
18th Jul 2026318 PMAQI
18th Jul 2026269 PMAQI
18th Jul 20262610 PMAQI
18th Jul 20262511 PMAQI
19th Jul 20262512 AMAQI
19th Jul 2026271 AMAQI
19th Jul 2026272 AMAQI
19th Jul 2026283 AMAQI
21°C19/23°C
19th Jul 2026264 AMAQI
19th Jul 2026285 AMAQI
19th Jul 2026246 AMAQI
19th Jul 2026217 AMAQI
19th Jul 2026208 AMAQI
19th Jul 2026209 AMAQI
19th Jul 20262210 AMAQI
19th Jul 20262911 AMAQI
19th Jul 20264212 PMAQI
19th Jul 2026441 PMAQI
19th Jul 2026582 PMAQI
19th Jul 2026523 PMAQI
19th Jul 2026504 PMAQI
19th Jul 2026445 PMAQI
19th Jul 2026526 PMAQI
19th Jul 2026417 PMAQI
19th Jul 2026288 PMAQI
19th Jul 2026299 PMAQI
19th Jul 20262810 PMAQI
19th Jul 20262711 PMAQI
20th Jul 20262812 AMAQI
20th Jul 2026271 AMAQI
20th Jul 2026322 AMAQI
20th Jul 2026343 AMAQI
22°C18/27°C
20th Jul 2026314 AMAQI
20th Jul 2026335 AMAQI
20th Jul 2026316 AMAQI
20th Jul 2026287 AMAQI
20th Jul 2026288 AMAQI
20th Jul 2026349 AMAQI
20th Jul 20264210 AMAQI
20th Jul 20264311 AMAQI
20th Jul 20264612 PMAQI
20th Jul 2026541 PMAQI
20th Jul 2026502 PMAQI
20th Jul 2026483 PMAQI
20th Jul 2026504 PMAQI
20th Jul 2026485 PMAQI
20th Jul 2026496 PMAQI
20th Jul 2026507 PMAQI
20th Jul 2026448 PMAQI
20th Jul 2026449 PMAQI
20th Jul 20265010 PMAQI
20th Jul 20264311 PMAQI
21st Jul 20264412 AMAQI
21st Jul 2026361 AMAQI
21st Jul 2026322 AMAQI
21st Jul 2026293 AMAQI
24°C21/27°C
21st Jul 2026304 AMAQI
21st Jul 2026305 AMAQI
21st Jul 2026236 AMAQI
21st Jul 2026277 AMAQI
21st Jul 2026288 AMAQI
21st Jul 2026269 AMAQI
21st Jul 20263010 AMAQI
21st Jul 20263611 AMAQI
21st Jul 2026621 PMAQI
21st Jul 2026582 PMAQI
21st Jul 2026683 PMAQI
21st Jul 2026744 PMAQI
21st Jul 2026745 PMAQI
21st Jul 2026656 PMAQI
21st Jul 2026897 PMAQI
21st Jul 2026478 PMAQI
21st Jul 2026419 PMAQI
21st Jul 20264210 PMAQI
21st Jul 20264011 PMAQI
22nd Jul 20264212 AMAQI
22nd Jul 2026421 AMAQI
22nd Jul 2026362 AMAQI
22nd Jul 2026293 AMAQI
25°C22/29°C
22nd Jul 2026284 AMAQI
22nd Jul 2026495 AMAQI
22nd Jul 2026506 AMAQI
22nd Jul 2026467 AMAQI
22nd Jul 2026498 AMAQI
22nd Jul 2026579 AMAQI
22nd Jul 20265810 AMAQI
22nd Jul 20266411 AMAQI
22nd Jul 20266712 PMAQI
22nd Jul 2026701 PMAQI
22nd Jul 2026752 PMAQI
22nd Jul 2026743 PMAQI
22nd Jul 2026764 PMAQI
22nd Jul 2026765 PMAQI
22nd Jul 2026746 PMAQI
22nd Jul 2026707 PMAQI
22nd Jul 2026598 PMAQI
22nd Jul 2026649 PMAQI
22nd Jul 20266710 PMAQI
22nd Jul 20266611 PMAQI
23rd Jul 20266012 AMAQI
23rd Jul 2026601 AMAQI
23rd Jul 2026702 AMAQI
23rd Jul 2026583 AMAQI
26°C22/32°C
23rd Jul 2026644 AMAQI
23rd Jul 2026655 AMAQI
23rd Jul 2026686 AMAQI
23rd Jul 2026587 AMAQI
23rd Jul 2026548 AMAQI
23rd Jul 2026579 AMAQI
23rd Jul 20266410 AMAQI
23rd Jul 20268011 AMAQI
23rd Jul 20268312 PMAQI
23rd Jul 2026951 PMAQI
23rd Jul 2026842 PMAQI
23rd Jul 2026793 PMAQI
23rd Jul 2026924 PMAQI
23rd Jul 2026915 PMAQI
23rd Jul 2026916 PMAQI
23rd Jul 2026797 PMAQI
23rd Jul 2026778 PMAQI
23rd Jul 2026649 PMAQI
23rd Jul 20265310 PMAQI
23rd Jul 20265211 PMAQI
24th Jul 20265412 AMAQI
24th Jul 2026551 AMAQI
24th Jul 2026542 AMAQI
24th Jul 2026493 AMAQI
26°C22/32°C
24th Jul 2026614 AMAQI
24th Jul 2026635 AMAQI
24th Jul 2026686 AMAQI
24th Jul 2026587 AMAQI
24th Jul 2026638 AMAQI
24th Jul 2026669 AMAQI
24th Jul 20267410 AMAQI
24th Jul 20267511 AMAQI
24th Jul 20269612 PMAQI
24th Jul 20261001 PMAQI
24th Jul 2026982 PMAQI
24th Jul 2026913 PMAQI
24th Jul 2026904 PMAQI
24th Jul 2026945 PMAQI
24th Jul 2026746 PMAQI
24th Jul 2026667 PMAQI
24th Jul 2026648 PMAQI
24th Jul 2026499 PMAQI
24th Jul 20264510 PMAQI
24th Jul 20265011 PMAQI
25th Jul 20265012 AMAQI
25th Jul 2026501 AMAQI
25th Jul 2026542 AMAQI
25th Jul 2026403 AMAQI
24°C21/29°C
25th Jul 2026424 AMAQI
25th Jul 2026515 AMAQI
25th Jul 2026596 AMAQI
25th Jul 2026587 AMAQI
25th Jul 2026478 AMAQI
25th Jul 2026359 AMAQI
25th Jul 20265210 AMAQI
25th Jul 20267211 AMAQI
25th Jul 20269212 PMAQI
25th Jul 2026821 PMAQI
25th Jul 2026722 PMAQI
25th Jul 2026623 PMAQI
25th Jul 2026604 PMAQI
25th Jul 2026595 PMAQI
25th Jul 2026536 PMAQI
25th Jul 2026587 PMAQI
25th Jul 2026708 PMAQI
25th Jul 2026679 PMAQI
25th Jul 20265610 PMAQI
25th Jul 20265311 PMAQI
26th Jul 20265612 AMAQI
26th Jul 2026511 AMAQI
26th Jul 2026472 AMAQI
26th Jul 2026523 AMAQI
24°C20/30°C
26th Jul 2026204 AMAQI
26th Jul 2026225 AMAQI
26th Jul 2026226 AMAQI
26th Jul 2026277 AMAQI
26th Jul 2026228 AMAQI
26th Jul 2026239 AMAQI
26th Jul 20263410 AMAQI
26th Jul 20265411 AMAQI
26th Jul 20266212 PMAQI
26th Jul 2026741 PMAQI
26th Jul 2026742 PMAQI
26th Jul 2026613 PMAQI
26th Jul 2026394 PMAQI
26th Jul 2026285 PMAQI
26th Jul 2026256 PMAQI
26th Jul 2026227 PMAQI
26th Jul 2026278 PMAQI
26th Jul 2026229 PMAQI
26th Jul 20262110 PMAQI
26th Jul 20262211 PMAQI
27th Jul 20262212 AMAQI
27th Jul 2026221 AMAQI
27th Jul 2026192 AMAQI
27th Jul 2026203 AMAQI
22°C19/27°C
27th Jul 2026204 AMAQI
27th Jul 2026225 AMAQI
27th Jul 2026216 AMAQI
27th Jul 2026207 AMAQI
27th Jul 2026218 AMAQI
27th Jul 2026209 AMAQI
27th Jul 20263110 AMAQI
27th Jul 20263711 AMAQI
27th Jul 20265112 PMAQI
27th Jul 2026441 PMAQI
27th Jul 2026482 PMAQI
27th Jul 2026463 PMAQI
27th Jul 2026444 PMAQI
27th Jul 2026405 PMAQI
27th Jul 2026286 PMAQI
27th Jul 2026347 PMAQI
27th Jul 2026408 PMAQI
27th Jul 2026449 PMAQI
27th Jul 20264110 PMAQI
27th Jul 20264411 PMAQI
28th Jul 20264012 AMAQI
28th Jul 2026401 AMAQI
28th Jul 2026282 AMAQI
28th Jul 2026313 AMAQI
21°C19/25°C
28th Jul 2026264 AMAQI
28th Jul 2026305 AMAQI
28th Jul 2026256 AMAQI
28th Jul 2026267 AMAQI
28th Jul 2026328 AMAQI
28th Jul 2026309 AMAQI
28th Jul 20262810 AMAQI
28th Jul 20262711 AMAQI
28th Jul 20263112 PMAQI
28th Jul 2026301 PMAQI
28th Jul 2026392 PMAQI
28th Jul 2026463 PMAQI
28th Jul 2026384 PMAQI
28th Jul 2026425 PMAQI
28th Jul 2026366 PMAQI
28th Jul 2026317 PMAQI
28th Jul 2026318 PMAQI
28th Jul 2026429 PMAQI
28th Jul 20263510 PMAQI
28th Jul 20264011 PMAQI
29th Jul 20263612 AMAQI
29th Jul 2026301 AMAQI
29th Jul 2026342 AMAQI
29th Jul 2026323 AMAQI
20°C18/25°C
29th Jul 2026294 AMAQI
29th Jul 2026305 AMAQI
29th Jul 2026346 AMAQI
29th Jul 2026277 AMAQI
29th Jul 2026288 AMAQI
29th Jul 2026249 AMAQI
29th Jul 20263010 AMAQI
29th Jul 20264211 AMAQI
29th Jul 20263712 PMAQI
29th Jul 2026381 PMAQI
29th Jul 2026402 PMAQI
29th Jul 2026353 PMAQI
29th Jul 2026304 PMAQI
29th Jul 2026365 PMAQI
29th Jul 2026356 PMAQI
29th Jul 2026387 PMAQI
29th Jul 2026348 PMAQI
29th Jul 2026329 PMAQI
29th Jul 20263410 PMAQI
29th Jul 20263611 PMAQI
30th Jul 20262812 AMAQI
30th Jul 2026261 AMAQI
30th Jul 2026342 AMAQI
30th Jul 2026363 AMAQI
23°C18/28°C
30th Jul 2026304 AMAQI
30th Jul 2026385 AMAQI
30th Jul 2026356 AMAQI
30th Jul 2026317 AMAQI
30th Jul 2026308 AMAQI
30th Jul 2026309 AMAQI
30th Jul 20263210 AMAQI
30th Jul 20263811 AMAQI
30th Jul 20263712 PMAQI
30th Jul 2026421 PMAQI
30th Jul 2026412 PMAQI
30th Jul 2026423 PMAQI
30th Jul 2026424 PMAQI
30th Jul 2026385 PMAQI
30th Jul 2026386 PMAQI
30th Jul 2026347 PMAQI
30th Jul 2026408 PMAQI
30th Jul 2026539 PMAQI
30th Jul 20265410 PMAQI
30th Jul 20262811 PMAQI
31st Jul 20263812 AMAQI
31st Jul 2026361 AMAQI
31st Jul 2026272 AMAQI
31st Jul 2026293 AMAQI
24°C20/31°C
31st Jul 2026244 AMAQI
31st Jul 2026275 AMAQI
31st Jul 2026246 AMAQI
31st Jul 2026257 AMAQI
31st Jul 2026218 AMAQI
31st Jul 2026309 AMAQI
31st Jul 20262410 AMAQI
31st Jul 20265011 AMAQI
31st Jul 20266412 PMAQI
31st Jul 2026721 PMAQI
31st Jul 2026712 PMAQI
31st Jul 2026683 PMAQI
31st Jul 2026684 PMAQI
31st Jul 2026775 PMAQI
31st Jul 2026826 PMAQI
31st Jul 2026577 PMAQI
31st Jul 2026448 PMAQI
31st Jul 2026429 PMAQI
31st Jul 20263410 PMAQI
31st Jul 20263411 PMAQI
1st Aug 20263412 AMAQI
1st Aug 2026241 AMAQI
1st Aug 2026282 AMAQI
1st Aug 2026413 AMAQI
24°C21/30°C
1st Aug 2026524 AMAQI
1st Aug 2026425 AMAQI
1st Aug 2026326 AMAQI
1st Aug 2026477 AMAQI
1st Aug 2026498 AMAQI
1st Aug 2026379 AMAQI
1st Aug 20266410 AMAQI
1st Aug 20268011 AMAQI
1st Aug 20268712 PMAQI
1st Aug 2026681 PMAQI
1st Aug 2026842 PMAQI
1st Aug 2026733 PMAQI
1st Aug 2026714 PMAQI
1st Aug 2026665 PMAQI
1st Aug 2026626 PMAQI
1st Aug 2026567 PMAQI
1st Aug 2026648 PMAQI
1st Aug 2026329 PMAQI
1st Aug 20263510 PMAQI
1st Aug 20263411 PMAQI
2nd Aug 20263012 AMAQI
2nd Aug 2026421 AMAQI
2nd Aug 2026312 AMAQI
2nd Aug 2026323 AMAQI
25°C21/30°C
2nd Aug 2026304 AMAQI
2nd Aug 2026245 AMAQI
2nd Aug 2026326 AMAQI
2nd Aug 2026317 AMAQI
2nd Aug 2026358 AMAQI
2nd Aug 2026349 AMAQI
2nd Aug 20263410 AMAQI
2nd Aug 20266211 AMAQI
2nd Aug 20267112 PMAQI
2nd Aug 2026821 PMAQI
2nd Aug 2026762 PMAQI
2nd Aug 2026693 PMAQI
2nd Aug 2026634 PMAQI
2nd Aug 2026645 PMAQI
2nd Aug 2026546 PMAQI
2nd Aug 2026487 PMAQI
2nd Aug 2026348 PMAQI
2nd Aug 2026349 PMAQI
2nd Aug 20262510 PMAQI
2nd Aug 20262711 PMAQI
3rd Aug 20262412 AMAQI
3rd Aug 2026231 AMAQI
3rd Aug 2026262 AMAQI
3rd Aug 2026233 AMAQI
24°C21/28°C
3rd Aug 2026204 AMAQI
3rd Aug 2026235 AMAQI
3rd Aug 2026226 AMAQI
3rd Aug 2026227 AMAQI
3rd Aug 2026268 AMAQI
3rd Aug 2026239 AMAQI
3rd Aug 20262310 AMAQI
3rd Aug 20262011 AMAQI
3rd Aug 20262412 PMAQI
3rd Aug 2026261 PMAQI
3rd Aug 2026342 PMAQI
3rd Aug 2026323 PMAQI
3rd Aug 2026294 PMAQI
3rd Aug 2026285 PMAQI
3rd Aug 2026236 PMAQI
3rd Aug 2026227 PMAQI
3rd Aug 2026208 PMAQI
3rd Aug 2026169 PMAQI
3rd Aug 20261610 PMAQI
3rd Aug 20261711 PMAQI
4th Aug 20261712 AMAQI
4th Aug 2026181 AMAQI
4th Aug 2026152 AMAQI
4th Aug 2026183 AMAQI
20°C18/23°C
4th Aug 2026164 AMAQI
4th Aug 2026185 AMAQI
4th Aug 2026166 AMAQI
4th Aug 2026187 AMAQI
4th Aug 2026208 AMAQI
4th Aug 2026189 AMAQI
4th Aug 20262110 AMAQI
4th Aug 20262811 AMAQI
4th Aug 20263912 PMAQI
4th Aug 2026361 PMAQI
4th Aug 2026282 PMAQI
4th Aug 2026283 PMAQI
4th Aug 2026204 PMAQI
4th Aug 2026275 PMAQI
4th Aug 2026326 PMAQI
4th Aug 2026377 PMAQI
4th Aug 2026378 PMAQI
4th Aug 2026379 PMAQI
4th Aug 20263710 PMAQI
4th Aug 20263811 PMAQI
5th Aug 20263812 AMAQI
5th Aug 2026351 AMAQI
5th Aug 2026362 AMAQI
5th Aug 2026343 AMAQI
20°C16/25°C
5th Aug 2026294 AMAQI
5th Aug 2026305 AMAQI
5th Aug 2026306 AMAQI
5th Aug 2026307 AMAQI
5th Aug 2026318 AMAQI
5th Aug 2026279 AMAQI
5th Aug 20263110 AMAQI
5th Aug 20263911 AMAQI
5th Aug 20264312 PMAQI
5th Aug 2026391 PMAQI
5th Aug 2026382 PMAQI
5th Aug 2026323 PMAQI
5th Aug 2026344 PMAQI
5th Aug 2026375 PMAQI
5th Aug 2026326 PMAQI
5th Aug 2026377 PMAQI
5th Aug 2026348 PMAQI
5th Aug 2026349 PMAQI
5th Aug 20263910 PMAQI
5th Aug 20264311 PMAQI
6th Aug 20263812 AMAQI
6th Aug 2026411 AMAQI
6th Aug 2026342 AMAQI
6th Aug 2026313 AMAQI
21°C16/28°C
6th Aug 2026304 AMAQI
6th Aug 2026305 AMAQI
6th Aug 2026366 AMAQI
6th Aug 2026397 AMAQI
6th Aug 2026408 AMAQI
6th Aug 2026409 AMAQI
6th Aug 20264110 AMAQI
6th Aug 20264411 AMAQI
6th Aug 20264412 PMAQI
6th Aug 2026441 PMAQI
6th Aug 2026462 PMAQI
6th Aug 2026373 PMAQI
6th Aug 2026344 PMAQI
6th Aug 2026375 PMAQI
6th Aug 2026296 PMAQI
6th Aug 2026287 PMAQI
6th Aug 2026368 PMAQI
6th Aug 2026349 PMAQI
6th Aug 20263710 PMAQI
6th Aug 20263511 PMAQI
7th Aug 20264412 AMAQI
7th Aug 2026471 AMAQI
7th Aug 2026392 AMAQI
7th Aug 2026403 AMAQI
23°C19/27°C
7th Aug 2026384 AMAQI
7th Aug 2026435 AMAQI
7th Aug 2026366 AMAQI
7th Aug 2026407 AMAQI
7th Aug 2026428 AMAQI
7th Aug 2026409 AMAQI
7th Aug 20263810 AMAQI
7th Aug 20264111 AMAQI
7th Aug 20263212 PMAQI
7th Aug 2026461 PMAQI
7th Aug 2026422 PMAQI
7th Aug 2026393 PMAQI
7th Aug 2026344 PMAQI
7th Aug 2026295 PMAQI
7th Aug 2026266 PMAQI
7th Aug 2026277 PMAQI
7th Aug 2026308 PMAQI
7th Aug 2026289 PMAQI
7th Aug 20263610 PMAQI
7th Aug 20264211 PMAQI
8th Aug 20263812 AMAQI
8th Aug 2026431 AMAQI
8th Aug 2026392 AMAQI
8th Aug 2026353 AMAQI
22°C19/27°C
8th Aug 2026364 AMAQI
8th Aug 2026305 AMAQI
8th Aug 2026296 AMAQI
8th Aug 2026307 AMAQI
8th Aug 2026268 AMAQI
8th Aug 2026369 AMAQI
8th Aug 20263010 AMAQI
8th Aug 20263311 AMAQI
8th Aug 20262912 PMAQI
8th Aug 2026381 PMAQI
8th Aug 2026402 PMAQI
8th Aug 2026333 PMAQI
8th Aug 2026394 PMAQI
8th Aug 2026405 PMAQI
8th Aug 2026306 PMAQI
8th Aug 2026347 PMAQI
8th Aug 2026338 PMAQI
8th Aug 2026309 PMAQI
8th Aug 20262910 PMAQI
8th Aug 20263711 PMAQI
9th Aug 20262912 AMAQI
9th Aug 2026271 AMAQI
9th Aug 2026262 AMAQI
9th Aug 2026283 AMAQI
22°C19/27°C
9th Aug 2026284 AMAQI
9th Aug 2026265 AMAQI
9th Aug 2026266 AMAQI
9th Aug 2026267 AMAQI
9th Aug 2026288 AMAQI
9th Aug 2026289 AMAQI
9th Aug 20262610 AMAQI
9th Aug 20262811 AMAQI
9th Aug 20263112 PMAQI
9th Aug 2026321 PMAQI
9th Aug 2026372 PMAQI
9th Aug 2026313 PMAQI
9th Aug 2026304 PMAQI
9th Aug 2026285 PMAQI
9th Aug 2026316 PMAQI
9th Aug 2026297 PMAQI
9th Aug 2026288 PMAQI
9th Aug 2026309 PMAQI
9th Aug 20263310 PMAQI
9th Aug 20262911 PMAQI
10th Aug 20263112 AMAQI
10th Aug 2026281 AMAQI
10th Aug 2026302 AMAQI
10th Aug 2026263 AMAQI
22°C20/25°C
10th Aug 2026264 AMAQI
4 AM10th Aug 2026265 AMAQI
10th Aug 2026276 AMAQI
10th Aug 2026267 AMAQI
10th Aug 2026298 AMAQI
10th Aug 2026349 AMAQI
10th Aug 20263810 AMAQI
10th Aug 20263411 AMAQI
11 AM10th Aug 20263912 PMAQI
10th Aug 2026381 PMAQI
10th Aug 2026262 PMAQI
10th Aug 2026273 PMAQI
10th Aug 2026344 PMAQI
10th Aug 2026315 PMAQI
10th Aug 2026366 PMAQI
6 PM10th Aug 2026277 PMAQI
10th Aug 2026278 PMAQI
10th Aug 2026309 PMAQI
10th Aug 20263410 PMAQI
10th Aug 20263611 PMAQI
11 PM3 AM
22°C19/27°C
Day time
Avg. Highest Time
1 PM - 2 PM
55AQI
2 hours / Day
60 hours / Month
Avg. Lowest Time
4 AM
33AQI
1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 1 PM to 2 PM (Avg. 55), while the lowest AQI was between 4 AM to 4 AM (Avg. 33).
Night time
Avg. Highest Time
7 PM
47AQI
1 hours / Day
30 hours / Month
Avg. Lowest Time
2 AM - 3 AM
36AQI
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. 47), while the lowest AQI was between 2 AM to 3 AM (Avg. 36).
2026 Days Vs Air Quality
Kofu, Yamanashi, Japan
2026
85%
188
15%
34
Total number of days with different AQI categories in last 222 days in 2026 (143 days remaining)
Good
188 DaysModerate
34 DaysPoor
0 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 85%
Health Risk Level:
Low
In 2026, 85% of 222 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
Kofu, Yamanashi, 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
34AQI (US)
34AQI (US)
2nd January 2026
27AQI (US)
27AQI (US)
3rd January 2026
31AQI (US)
31AQI (US)
4th January 2026
34AQI (US)
34AQI (US)
5th January 2026
38AQI (US)
38AQI (US)
6th January 2026
23AQI (US)
23AQI (US)
7th January 2026
33AQI (US)
33AQI (US)
8th January 2026
32AQI (US)
32AQI (US)
9th January 2026
31AQI (US)
31AQI (US)
10th January 2026
44AQI (US)
44AQI (US)
11th January 2026
28AQI (US)
28AQI (US)
12th January 2026
28AQI (US)
28AQI (US)
13th January 2026
38AQI (US)
38AQI (US)
14th January 2026
26AQI (US)
26AQI (US)
15th January 2026
36AQI (US)
36AQI (US)
16th January 2026
49AQI (US)
49AQI (US)
17th January 2026
40AQI (US)
40AQI (US)
18th January 2026
37AQI (US)
37AQI (US)
19th January 2026
51AQI (US)
51AQI (US)
20th January 2026
34AQI (US)
34AQI (US)
21st January 2026
26AQI (US)
26AQI (US)
22nd January 2026
28AQI (US)
28AQI (US)
23rd January 2026
21AQI (US)
21AQI (US)
24th January 2026
23AQI (US)
23AQI (US)
25th January 2026
14AQI (US)
14AQI (US)
26th January 2026
23AQI (US)
23AQI (US)
27th January 2026
43AQI (US)
43AQI (US)
28th January 2026
27AQI (US)
27AQI (US)
29th January 2026
21AQI (US)
21AQI (US)
30th January 2026
36AQI (US)
36AQI (US)
31st January 2026
38AQI (US)
38AQI (US)
1st February 2026
41AQI (US)
41AQI (US)
2nd February 2026
25AQI (US)
25AQI (US)
3rd February 2026
22AQI (US)
22AQI (US)
4th February 2026
32AQI (US)
32AQI (US)
5th February 2026
50AQI (US)
50AQI (US)
6th February 2026
33AQI (US)
33AQI (US)
7th February 2026
27AQI (US)
27AQI (US)
8th February 2026
12AQI (US)
12AQI (US)
9th February 2026
44AQI (US)
44AQI (US)
10th February 2026
48AQI (US)
48AQI (US)
11th February 2026
48AQI (US)
48AQI (US)
12th February 2026
36AQI (US)
36AQI (US)
13th February 2026
54AQI (US)
54AQI (US)
14th February 2026
63AQI (US)
63AQI (US)
15th February 2026
58AQI (US)
58AQI (US)
16th February 2026
47AQI (US)
47AQI (US)
17th February 2026
26AQI (US)
26AQI (US)
18th February 2026
28AQI (US)
28AQI (US)
19th February 2026
33AQI (US)
33AQI (US)
20th February 2026
29AQI (US)
29AQI (US)
21st February 2026
49AQI (US)
49AQI (US)
22nd February 2026
45AQI (US)
45AQI (US)
23rd February 2026
47AQI (US)
47AQI (US)
24th February 2026
39AQI (US)
39AQI (US)
25th February 2026
24AQI (US)
24AQI (US)
26th February 2026
14AQI (US)
14AQI (US)
27th February 2026
32AQI (US)
32AQI (US)
28th February 2026
46AQI (US)
46AQI (US)
1st March 2026
53AQI (US)
53AQI (US)
2nd March 2026
84AQI (US)
84AQI (US)
3rd March 2026
42AQI (US)
42AQI (US)
4th March 2026
22AQI (US)
22AQI (US)
5th March 2026
60AQI (US)
60AQI (US)
6th March 2026
54AQI (US)
54AQI (US)
7th March 2026
48AQI (US)
48AQI (US)
8th March 2026
47AQI (US)
47AQI (US)
9th March 2026
54AQI (US)
54AQI (US)
10th March 2026
58AQI (US)
58AQI (US)
11th March 2026
29AQI (US)
29AQI (US)
12th March 2026
24AQI (US)
24AQI (US)
13th March 2026
46AQI (US)
46AQI (US)
14th March 2026
50AQI (US)
50AQI (US)
15th March 2026
66AQI (US)
66AQI (US)
16th March 2026
63AQI (US)
63AQI (US)
17th March 2026
55AQI (US)
55AQI (US)
18th March 2026
58AQI (US)
58AQI (US)
19th March 2026
35AQI (US)
35AQI (US)
20th March 2026
31AQI (US)
31AQI (US)
21st March 2026
47AQI (US)
47AQI (US)
22nd March 2026
55AQI (US)
55AQI (US)
23rd March 2026
56AQI (US)
56AQI (US)
24th March 2026
43AQI (US)
43AQI (US)
25th March 2026
48AQI (US)
48AQI (US)
26th March 2026
11AQI (US)
11AQI (US)
27th March 2026
18AQI (US)
18AQI (US)
28th March 2026
52AQI (US)
52AQI (US)
29th March 2026
46AQI (US)
46AQI (US)
30th March 2026
50AQI (US)
50AQI (US)
31st March 2026
18AQI (US)
18AQI (US)
1st April 2026
18AQI (US)
18AQI (US)
2nd April 2026
13AQI (US)
13AQI (US)
3rd April 2026
40AQI (US)
40AQI (US)
4th April 2026
46AQI (US)
46AQI (US)
5th April 2026
40AQI (US)
40AQI (US)
6th April 2026
35AQI (US)
35AQI (US)
7th April 2026
30AQI (US)
30AQI (US)
8th April 2026
26AQI (US)
26AQI (US)
9th April 2026
26AQI (US)
26AQI (US)
10th April 2026
46AQI (US)
46AQI (US)
11th April 2026
36AQI (US)
36AQI (US)
12th April 2026
36AQI (US)
36AQI (US)
13th April 2026
38AQI (US)
38AQI (US)
14th April 2026
48AQI (US)
48AQI (US)
15th April 2026
43AQI (US)
43AQI (US)
16th April 2026
36AQI (US)
36AQI (US)
17th April 2026
41AQI (US)
41AQI (US)
18th April 2026
33AQI (US)
33AQI (US)
19th April 2026
40AQI (US)
40AQI (US)
20th April 2026
38AQI (US)
38AQI (US)
21st April 2026
38AQI (US)
38AQI (US)
22nd April 2026
34AQI (US)
34AQI (US)
23rd April 2026
25AQI (US)
25AQI (US)
24th April 2026
18AQI (US)
18AQI (US)
25th April 2026
36AQI (US)
36AQI (US)
26th April 2026
53AQI (US)
53AQI (US)
27th April 2026
49AQI (US)
49AQI (US)
28th April 2026
44AQI (US)
44AQI (US)
29th April 2026
50AQI (US)
50AQI (US)
30th April 2026
29AQI (US)
29AQI (US)
1st May 2026
16AQI (US)
16AQI (US)
2nd May 2026
50AQI (US)
50AQI (US)
3rd May 2026
33AQI (US)
33AQI (US)
4th May 2026
29AQI (US)
29AQI (US)
5th May 2026
22AQI (US)
22AQI (US)
6th May 2026
38AQI (US)
38AQI (US)
7th May 2026
24AQI (US)
24AQI (US)
8th May 2026
28AQI (US)
28AQI (US)
9th May 2026
27AQI (US)
27AQI (US)
10th May 2026
35AQI (US)
35AQI (US)
11th May 2026
38AQI (US)
38AQI (US)
12th May 2026
42AQI (US)
42AQI (US)
13th May 2026
46AQI (US)
46AQI (US)
14th May 2026
41AQI (US)
41AQI (US)
15th May 2026
40AQI (US)
40AQI (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
49AQI (US)
49AQI (US)
20th May 2026
62AQI (US)
62AQI (US)
21st May 2026
59AQI (US)
59AQI (US)
22nd May 2026
61AQI (US)
61AQI (US)
23rd May 2026
54AQI (US)
54AQI (US)
24th May 2026
58AQI (US)
58AQI (US)
25th May 2026
47AQI (US)
47AQI (US)
26th May 2026
40AQI (US)
40AQI (US)
27th May 2026
28AQI (US)
28AQI (US)
28th May 2026
26AQI (US)
26AQI (US)
29th May 2026
26AQI (US)
26AQI (US)
30th May 2026
26AQI (US)
26AQI (US)
31st May 2026
28AQI (US)
28AQI (US)
1st June 2026
32AQI (US)
32AQI (US)
2nd June 2026
35AQI (US)
35AQI (US)
3rd June 2026
20AQI (US)
20AQI (US)
4th June 2026
17AQI (US)
17AQI (US)
5th June 2026
23AQI (US)
23AQI (US)
6th June 2026
24AQI (US)
24AQI (US)
7th June 2026
21AQI (US)
21AQI (US)
8th June 2026
16AQI (US)
16AQI (US)
9th June 2026
18AQI (US)
18AQI (US)
10th June 2026
23AQI (US)
23AQI (US)
11th June 2026
26AQI (US)
26AQI (US)
12th June 2026
26AQI (US)
26AQI (US)
13th June 2026
29AQI (US)
29AQI (US)
14th June 2026
26AQI (US)
26AQI (US)
15th June 2026
20AQI (US)
20AQI (US)
16th June 2026
20AQI (US)
20AQI (US)
17th June 2026
26AQI (US)
26AQI (US)
18th June 2026
28AQI (US)
28AQI (US)
19th June 2026
35AQI (US)
35AQI (US)
20th June 2026
35AQI (US)
35AQI (US)
21st June 2026
23AQI (US)
23AQI (US)
22nd June 2026
28AQI (US)
28AQI (US)
23rd June 2026
18AQI (US)
18AQI (US)
24th June 2026
19AQI (US)
19AQI (US)
25th June 2026
24AQI (US)
24AQI (US)
26th June 2026
26AQI (US)
26AQI (US)
27th June 2026
25AQI (US)
25AQI (US)
28th June 2026
28AQI (US)
28AQI (US)
29th June 2026
28AQI (US)
28AQI (US)
30th June 2026
38AQI (US)
38AQI (US)
1st July 2026
49AQI (US)
49AQI (US)
2nd July 2026
22AQI (US)
22AQI (US)
3rd July 2026
14AQI (US)
14AQI (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
25AQI (US)
25AQI (US)
9th July 2026
27AQI (US)
27AQI (US)
10th July 2026
30AQI (US)
30AQI (US)
11th July 2026
26AQI (US)
26AQI (US)
12th July 2026
24AQI (US)
24AQI (US)
13th July 2026
35AQI (US)
35AQI (US)
14th July 2026
45AQI (US)
45AQI (US)
15th July 2026
61AQI (US)
61AQI (US)
16th July 2026
64AQI (US)
64AQI (US)
17th July 2026
56AQI (US)
56AQI (US)
18th July 2026
36AQI (US)
36AQI (US)
19th July 2026
33AQI (US)
33AQI (US)
20th July 2026
40AQI (US)
40AQI (US)
21st July 2026
45AQI (US)
45AQI (US)
22nd July 2026
58AQI (US)
58AQI (US)
23rd July 2026
71AQI (US)
71AQI (US)
24th July 2026
69AQI (US)
69AQI (US)
25th July 2026
58AQI (US)
58AQI (US)
26th July 2026
38AQI (US)
38AQI (US)
27th July 2026
32AQI (US)
32AQI (US)
28th July 2026
33AQI (US)
33AQI (US)
29th July 2026
33AQI (US)
33AQI (US)
30th July 2026
36AQI (US)
36AQI (US)
31st July 2026
44AQI (US)
44AQI (US)
1st August 2026
53AQI (US)
53AQI (US)
2nd August 2026
44AQI (US)
44AQI (US)
3rd August 2026
24AQI (US)
24AQI (US)
4th August 2026
26AQI (US)
26AQI (US)
5th August 2026
35AQI (US)
35AQI (US)
6th August 2026
37AQI (US)
37AQI (US)
7th August 2026
38AQI (US)
38AQI (US)
8th August 2026
34AQI (US)
34AQI (US)
9th August 2026
29AQI (US)
29AQI (US)
10th August 2026
31AQI (US)
31AQI (US)
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
32AQI (US)
38AQI (US)
46AQI (US)
36AQI (US)
41AQI (US)
25AQI (US)
39AQI (US)
35AQI (US)
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202637AQI (US)
30
1
25
3
18
13
29
1
23
8
30
24
7
9
1
188
34
Highest AQI (US) recorded in
March46AQI (US)
Lowest AQI (US) recorded in
June25AQI (US)
202542AQI (US)
26
5
26
2
22
9
30
31
28
2
22
9
25
6
30
11
20
24
6
22
9
297
68
Highest AQI (US) recorded in
October52AQI (US)
Lowest AQI (US) recorded in
May28AQI (US)
202447AQI (US)
22
9
23
6
21
10
12
18
17
14
22
8
13
18
10
21
15
15
29
2
29
1
26
5
239
127
Highest AQI (US) recorded in
August56AQI (US)
Lowest AQI (US) recorded in
October38AQI (US)
202350AQI (US)
26
3
2
27
1
23
8
16
14
20
11
19
11
6
25
13
18
11
19
16
15
17
12
20
11
214
148
2
Highest AQI (US) recorded in
July60AQI (US)
Lowest AQI (US) recorded in
February43AQI (US)
202246AQI (US)
25
6
19
23
8
17
13
13
18
15
15
16
9
1
1
19
10
24
7
23
7
29
2
224
96
Highest AQI (US) recorded in
August54AQI (US)
Lowest AQI (US) recorded in
February39AQI (US)
202141AQI (US)
24
7
25
3
29
2
20
2
24
7
20
10
17
14
22
9
23
7
28
3
25
5
23
8
280
77
Highest AQI (US) recorded in
June49AQI (US)
Lowest AQI (US) recorded in
March34AQI (US)
202040AQI (US)
12
1
18
3
18
22
8
29
2
13
16
2
19
27
4
20
10
26
5
204
49
2
Highest AQI (US) recorded in
August58AQI (US)
Lowest AQI (US) recorded in
September29AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Most Polluted Year Recorded
2023(Avg.)
50AQI (US)Least Polluted Year Recorded
2026(Avg.)
37AQI (US)Kofu's annual 2026 AQI (US) (37) shows an average percentage change of -16.0004% (improved AQI (US)) compared to previous years: 2020 (40), 2021 (41), 2022 (46), 2023 (50), 2024 (47), 2025 (42).
