Uldo, Sosan, Chungnam, South Korea 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
Uldo, Sosan, Chungnam, South Korea
2022
2023
2024
2025
2026
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
16th Aug 2024
80AQILowest AQI recorded on
9th Aug 2026
15AQISame Day Analysis (14th August):
On this day, AQI across the 5 years varied significantly: 2026 ranks 4th highest AQI at 35 of Good air quality, showing improvement over 2025, 2024 and 2023 on the same day.
Day & Night AQI Trend: 14th Aug - 15th Aug 2026
Uldo, Sosan, Chungnam, South Korea
AQI
Day
Night
.
5 AM14th Aug 2026
7 PM
4 AM15th Aug 2026
Day time
Avg. Highest Time
4PM14th Aug
55AQI
Avg. Lowest Time
6AM14th Aug
21AQI
Night time
Avg. Highest Time
3AM15th Aug
56AQI
Avg. Lowest Time
10PM14th Aug
29AQI
In the last 24 hours,
Uldo's AQI reached its highest point of 56 at 3 AM during the Night, while the lowest point, 21, was recorded at 6 AM during the Day between 14th Aug and 15th Aug 2026.
Day & Night AQI Trend : Jul - Aug 2026
Uldo, Sosan, Chungnam, South Korea
JulAug
17th - 18th18th - 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
Day
Night
17th Jul 2026445 AMAQI
17th Jul 2026486 AMAQI
17th Jul 2026407 AMAQI
17th Jul 2026448 AMAQI
17th Jul 2026489 AMAQI
17th Jul 20263110 AMAQI
17th Jul 20264011 AMAQI
17th Jul 20266212 PMAQI
17th Jul 2026721 PMAQI
17th Jul 2026822 PMAQI
17th Jul 2026853 PMAQI
17th Jul 2026624 PMAQI
17th Jul 2026555 PMAQI
17th Jul 2026576 PMAQI
17th Jul 2026577 PMAQI
17th Jul 2026588 PMAQI
17th Jul 2026549 PMAQI
17th Jul 20265710 PMAQI
17th Jul 20266411 PMAQI
18th Jul 20266712 AMAQI
18th Jul 2026601 AMAQI
18th Jul 2026602 AMAQI
18th Jul 2026603 AMAQI
18th Jul 2026464 AMAQI
24°C23/26°C
18th Jul 2026445 AMAQI
18th Jul 2026446 AMAQI
18th Jul 2026387 AMAQI
18th Jul 2026298 AMAQI
18th Jul 2026299 AMAQI
18th Jul 20262010 AMAQI
18th Jul 20261211 AMAQI
18th Jul 20261312 PMAQI
18th Jul 2026111 PMAQI
18th Jul 202682 PMAQI
18th Jul 202663 PMAQI
18th Jul 202684 PMAQI
18th Jul 2026125 PMAQI
18th Jul 2026176 PMAQI
18th Jul 2026217 PMAQI
18th Jul 2026198 PMAQI
18th Jul 2026149 PMAQI
18th Jul 20261410 PMAQI
18th Jul 20261411 PMAQI
19th Jul 20261012 AMAQI
19th Jul 2026141 AMAQI
19th Jul 2026122 AMAQI
19th Jul 2026143 AMAQI
19th Jul 2026214 AMAQI
24°C23/25°C
19th Jul 2026175 AMAQI
19th Jul 2026176 AMAQI
19th Jul 2026177 AMAQI
19th Jul 2026128 AMAQI
19th Jul 2026129 AMAQI
19th Jul 20262110 AMAQI
19th Jul 20261711 AMAQI
19th Jul 20261412 PMAQI
19th Jul 2026141 PMAQI
19th Jul 2026122 PMAQI
19th Jul 2026123 PMAQI
19th Jul 2026144 PMAQI
19th Jul 2026215 PMAQI
19th Jul 2026146 PMAQI
19th Jul 2026177 PMAQI
19th Jul 2026178 PMAQI
19th Jul 2026129 PMAQI
19th Jul 20261710 PMAQI
19th Jul 20262311 PMAQI
20th Jul 20262912 AMAQI
20th Jul 2026271 AMAQI
20th Jul 2026172 AMAQI
20th Jul 2026173 AMAQI
20th Jul 2026294 AMAQI
23°C22/25°C
20th Jul 2026275 AMAQI
20th Jul 2026256 AMAQI
20th Jul 2026277 AMAQI
20th Jul 2026298 AMAQI
20th Jul 2026299 AMAQI
20th Jul 20263110 AMAQI
20th Jul 20262911 AMAQI
20th Jul 20262712 PMAQI
20th Jul 2026251 PMAQI
20th Jul 2026272 PMAQI
20th Jul 2026273 PMAQI
20th Jul 2026324 PMAQI
20th Jul 2026425 PMAQI
20th Jul 2026406 PMAQI
20th Jul 2026337 PMAQI
20th Jul 2026318 PMAQI
20th Jul 2026339 PMAQI
20th Jul 20262310 PMAQI
20th Jul 20262311 PMAQI
21st Jul 20262312 AMAQI
21st Jul 2026251 AMAQI
21st Jul 2026212 AMAQI
21st Jul 2026213 AMAQI
21st Jul 2026214 AMAQI
24°C22/27°C
21st Jul 2026215 AMAQI
21st Jul 2026236 AMAQI
21st Jul 2026257 AMAQI
21st Jul 2026258 AMAQI
21st Jul 2026259 AMAQI
21st Jul 20262110 AMAQI
21st Jul 20262111 AMAQI
21st Jul 2026211 PMAQI
21st Jul 2026292 PMAQI
21st Jul 2026293 PMAQI
21st Jul 2026294 PMAQI
21st Jul 2026295 PMAQI
21st Jul 2026296 PMAQI
21st Jul 2026687 PMAQI
21st Jul 2026218 PMAQI
21st Jul 2026259 PMAQI
21st Jul 20262510 PMAQI
21st Jul 20262511 PMAQI
22nd Jul 20262512 AMAQI
22nd Jul 2026251 AMAQI
22nd Jul 2026272 AMAQI
22nd Jul 2026293 AMAQI
22nd Jul 2026294 AMAQI
24°C24/25°C
22nd Jul 2026255 AMAQI
22nd Jul 2026296 AMAQI
22nd Jul 2026387 AMAQI
22nd Jul 2026408 AMAQI
22nd Jul 2026339 AMAQI
22nd Jul 20262910 AMAQI
22nd Jul 20263611 AMAQI
22nd Jul 20263812 PMAQI
22nd Jul 2026361 PMAQI
22nd Jul 2026292 PMAQI
22nd Jul 2026333 PMAQI
22nd Jul 2026334 PMAQI
22nd Jul 2026315 PMAQI
22nd Jul 2026316 PMAQI
22nd Jul 2026317 PMAQI
22nd Jul 2026318 PMAQI
22nd Jul 2026339 PMAQI
22nd Jul 20262510 PMAQI
22nd Jul 20262511 PMAQI
23rd Jul 20262112 AMAQI
23rd Jul 2026251 AMAQI
23rd Jul 2026362 AMAQI
23rd Jul 2026303 AMAQI
23rd Jul 2026274 AMAQI
25°C23/27°C
23rd Jul 2026215 AMAQI
23rd Jul 2026216 AMAQI
23rd Jul 2026217 AMAQI
23rd Jul 2026258 AMAQI
23rd Jul 2026369 AMAQI
23rd Jul 20264010 AMAQI
23rd Jul 20263611 AMAQI
23rd Jul 20263312 PMAQI
23rd Jul 2026361 PMAQI
23rd Jul 2026362 PMAQI
23rd Jul 2026383 PMAQI
23rd Jul 2026424 PMAQI
23rd Jul 2026445 PMAQI
23rd Jul 2026446 PMAQI
23rd Jul 2026467 PMAQI
23rd Jul 2026408 PMAQI
23rd Jul 2026329 PMAQI
23rd Jul 20263610 PMAQI
23rd Jul 20263611 PMAQI
24th Jul 20263612 AMAQI
24th Jul 2026291 AMAQI
24th Jul 2026312 AMAQI
24th Jul 2026293 AMAQI
24th Jul 2026314 AMAQI
25°C24/27°C
24th Jul 2026335 AMAQI
24th Jul 2026316 AMAQI
24th Jul 2026317 AMAQI
24th Jul 2026318 AMAQI
24th Jul 2026279 AMAQI
24th Jul 20262510 AMAQI
24th Jul 20263411 AMAQI
24th Jul 20263812 PMAQI
24th Jul 2026271 PMAQI
24th Jul 2026272 PMAQI
24th Jul 2026273 PMAQI
24th Jul 2026234 PMAQI
24th Jul 2026235 PMAQI
24th Jul 2026256 PMAQI
24th Jul 2026237 PMAQI
24th Jul 2026258 PMAQI
24th Jul 2026259 PMAQI
24th Jul 20262310 PMAQI
24th Jul 20262311 PMAQI
25th Jul 20262112 AMAQI
25th Jul 2026211 AMAQI
25th Jul 2026252 AMAQI
25th Jul 2026293 AMAQI
25th Jul 2026334 AMAQI
26°C24/28°C
25th Jul 2026335 AMAQI
25th Jul 2026316 AMAQI
25th Jul 2026337 AMAQI
25th Jul 2026298 AMAQI
25th Jul 2026319 AMAQI
25th Jul 20262910 AMAQI
25th Jul 20263311 AMAQI
25th Jul 20263112 PMAQI
25th Jul 2026251 PMAQI
25th Jul 2026252 PMAQI
25th Jul 2026273 PMAQI
25th Jul 2026274 PMAQI
25th Jul 2026275 PMAQI
25th Jul 2026296 PMAQI
25th Jul 2026257 PMAQI
25th Jul 2026298 PMAQI
25th Jul 2026259 PMAQI
25th Jul 20262710 PMAQI
25th Jul 20262511 PMAQI
26th Jul 20262512 AMAQI
26th Jul 2026331 AMAQI
26th Jul 2026292 AMAQI
26th Jul 2026293 AMAQI
26th Jul 2026294 AMAQI
26°C24/27°C
26th Jul 2026275 AMAQI
26th Jul 2026296 AMAQI
26th Jul 2026257 AMAQI
26th Jul 2026278 AMAQI
26th Jul 2026369 AMAQI
26th Jul 20263210 AMAQI
26th Jul 20262311 AMAQI
26th Jul 20262512 PMAQI
26th Jul 2026251 PMAQI
26th Jul 2026252 PMAQI
26th Jul 2026293 PMAQI
26th Jul 2026274 PMAQI
26th Jul 2026255 PMAQI
26th Jul 2026256 PMAQI
26th Jul 2026297 PMAQI
26th Jul 2026348 PMAQI
26th Jul 2026299 PMAQI
26th Jul 20263310 PMAQI
26th Jul 20262911 PMAQI
27th Jul 20263112 AMAQI
27th Jul 2026311 AMAQI
27th Jul 2026272 AMAQI
27th Jul 2026273 AMAQI
27th Jul 2026384 AMAQI
26°C25/28°C
27th Jul 2026365 AMAQI
27th Jul 2026296 AMAQI
27th Jul 2026387 AMAQI
27th Jul 2026388 AMAQI
27th Jul 2026389 AMAQI
27th Jul 20262510 AMAQI
27th Jul 20262511 AMAQI
27th Jul 20262512 PMAQI
27th Jul 2026271 PMAQI
27th Jul 2026292 PMAQI
27th Jul 2026293 PMAQI
27th Jul 2026334 PMAQI
27th Jul 2026275 PMAQI
27th Jul 2026366 PMAQI
27th Jul 2026407 PMAQI
27th Jul 2026298 PMAQI
27th Jul 2026279 PMAQI
27th Jul 20262510 PMAQI
27th Jul 20262511 PMAQI
28th Jul 20263312 AMAQI
28th Jul 2026311 AMAQI
28th Jul 2026292 AMAQI
28th Jul 2026293 AMAQI
28th Jul 2026254 AMAQI
26°C25/28°C
28th Jul 2026255 AMAQI
28th Jul 2026256 AMAQI
28th Jul 2026297 AMAQI
28th Jul 2026218 AMAQI
28th Jul 2026259 AMAQI
28th Jul 20262910 AMAQI
28th Jul 20262911 AMAQI
28th Jul 20263412 PMAQI
28th Jul 2026461 PMAQI
28th Jul 2026362 PMAQI
28th Jul 2026403 PMAQI
28th Jul 2026424 PMAQI
28th Jul 2026335 PMAQI
28th Jul 2026236 PMAQI
28th Jul 2026237 PMAQI
28th Jul 2026238 PMAQI
28th Jul 2026239 PMAQI
28th Jul 20262110 PMAQI
28th Jul 20262911 PMAQI
29th Jul 20263112 AMAQI
29th Jul 2026311 AMAQI
29th Jul 2026252 AMAQI
29th Jul 2026233 AMAQI
29th Jul 2026214 AMAQI
27°C25/29°C
29th Jul 2026215 AMAQI
29th Jul 2026216 AMAQI
29th Jul 2026217 AMAQI
29th Jul 2026258 AMAQI
29th Jul 2026239 AMAQI
29th Jul 20262310 AMAQI
29th Jul 20262311 AMAQI
29th Jul 20262512 PMAQI
29th Jul 2026251 PMAQI
29th Jul 2026292 PMAQI
29th Jul 2026293 PMAQI
29th Jul 2026294 PMAQI
29th Jul 2026255 PMAQI
29th Jul 2026276 PMAQI
29th Jul 2026257 PMAQI
29th Jul 2026388 PMAQI
29th Jul 2026349 PMAQI
29th Jul 20263110 PMAQI
29th Jul 20263111 PMAQI
30th Jul 20262512 AMAQI
30th Jul 2026251 AMAQI
30th Jul 2026272 AMAQI
30th Jul 2026293 AMAQI
30th Jul 2026294 AMAQI
26°C25/29°C
30th Jul 2026215 AMAQI
30th Jul 2026236 AMAQI
30th Jul 2026337 AMAQI
30th Jul 2026338 AMAQI
30th Jul 2026389 AMAQI
30th Jul 20263010 AMAQI
30th Jul 20263211 AMAQI
30th Jul 20262512 PMAQI
30th Jul 2026251 PMAQI
30th Jul 2026292 PMAQI
30th Jul 2026213 PMAQI
30th Jul 2026214 PMAQI
30th Jul 2026255 PMAQI
30th Jul 2026296 PMAQI
30th Jul 2026257 PMAQI
30th Jul 2026218 PMAQI
30th Jul 2026219 PMAQI
30th Jul 20262510 PMAQI
30th Jul 20262111 PMAQI
31st Jul 20262512 AMAQI
31st Jul 2026271 AMAQI
31st Jul 2026272 AMAQI
31st Jul 2026333 AMAQI
31st Jul 2026254 AMAQI
26°C24/28°C
31st Jul 2026255 AMAQI
31st Jul 2026336 AMAQI
31st Jul 2026297 AMAQI
31st Jul 2026218 AMAQI
31st Jul 2026339 AMAQI
31st Jul 20265210 AMAQI
31st Jul 20262511 AMAQI
31st Jul 20262512 PMAQI
31st Jul 2026251 PMAQI
31st Jul 2026402 PMAQI
31st Jul 2026363 PMAQI
31st Jul 2026254 PMAQI
31st Jul 2026425 PMAQI
31st Jul 2026326 PMAQI
31st Jul 2026257 PMAQI
31st Jul 2026258 PMAQI
31st Jul 2026279 PMAQI
31st Jul 20264010 PMAQI
31st Jul 20264811 PMAQI
1st Aug 20264612 AMAQI
1st Aug 2026581 AMAQI
1st Aug 2026602 AMAQI
1st Aug 2026563 AMAQI
1st Aug 2026564 AMAQI
27°C25/29°C
1st Aug 2026545 AMAQI
1st Aug 2026586 AMAQI
1st Aug 2026577 AMAQI
1st Aug 2026518 AMAQI
1st Aug 2026509 AMAQI
1st Aug 20264910 AMAQI
1st Aug 20265811 AMAQI
1st Aug 20265912 PMAQI
1st Aug 2026601 PMAQI
1st Aug 2026862 PMAQI
1st Aug 2026763 PMAQI
1st Aug 2026604 PMAQI
1st Aug 2026625 PMAQI
1st Aug 2026506 PMAQI
1st Aug 2026367 PMAQI
1st Aug 2026348 PMAQI
1st Aug 2026339 PMAQI
1st Aug 20262910 PMAQI
1st Aug 20261911 PMAQI
2nd Aug 20261812 AMAQI
2nd Aug 2026161 AMAQI
2nd Aug 2026162 AMAQI
2nd Aug 2026193 AMAQI
2nd Aug 2026194 AMAQI
28°C26/30°C
2nd Aug 2026195 AMAQI
2nd Aug 2026146 AMAQI
2nd Aug 2026107 AMAQI
2nd Aug 2026108 AMAQI
2nd Aug 2026179 AMAQI
2nd Aug 20261410 AMAQI
2nd Aug 20261211 AMAQI
2nd Aug 20261412 PMAQI
2nd Aug 2026211 PMAQI
2nd Aug 2026192 PMAQI
2nd Aug 2026333 PMAQI
2nd Aug 2026334 PMAQI
2nd Aug 2026235 PMAQI
2nd Aug 2026206 PMAQI
2nd Aug 2026187 PMAQI
2nd Aug 2026198 PMAQI
2nd Aug 2026259 PMAQI
2nd Aug 20262110 PMAQI
2nd Aug 20261711 PMAQI
3rd Aug 20261212 AMAQI
3rd Aug 2026141 AMAQI
3rd Aug 2026142 AMAQI
3rd Aug 2026213 AMAQI
3rd Aug 2026174 AMAQI
28°C26/30°C
3rd Aug 2026175 AMAQI
3rd Aug 202686 AMAQI
3rd Aug 2026107 AMAQI
3rd Aug 2026178 AMAQI
3rd Aug 2026179 AMAQI
3rd Aug 20261710 AMAQI
3rd Aug 20261911 AMAQI
3rd Aug 20262712 PMAQI
3rd Aug 2026231 PMAQI
3rd Aug 2026212 PMAQI
3rd Aug 2026193 PMAQI
3rd Aug 2026194 PMAQI
3rd Aug 2026215 PMAQI
3rd Aug 2026366 PMAQI
3rd Aug 2026537 PMAQI
3rd Aug 2026428 PMAQI
3rd Aug 2026349 PMAQI
3rd Aug 20262310 PMAQI
3rd Aug 20262111 PMAQI
4th Aug 20262112 AMAQI
4th Aug 2026231 AMAQI
4th Aug 2026322 AMAQI
4th Aug 2026493 AMAQI
4th Aug 2026464 AMAQI
28°C25/32°C
4th Aug 2026465 AMAQI
4th Aug 2026506 AMAQI
4th Aug 2026507 AMAQI
4th Aug 2026528 AMAQI
4th Aug 2026649 AMAQI
4th Aug 20266410 AMAQI
4th Aug 20265711 AMAQI
4th Aug 20265812 PMAQI
4th Aug 2026621 PMAQI
4th Aug 2026692 PMAQI
4th Aug 2026683 PMAQI
4th Aug 2026664 PMAQI
4th Aug 2026745 PMAQI
4th Aug 2026846 PMAQI
4th Aug 2026787 PMAQI
4th Aug 2026728 PMAQI
4th Aug 2026649 PMAQI
4th Aug 20265810 PMAQI
4th Aug 20266211 PMAQI
5th Aug 20266012 AMAQI
5th Aug 2026541 AMAQI
5th Aug 2026542 AMAQI
5th Aug 2026543 AMAQI
5th Aug 2026574 AMAQI
29°C26/33°C
5th Aug 2026565 AMAQI
5th Aug 2026566 AMAQI
5th Aug 2026577 AMAQI
5th Aug 2026578 AMAQI
5th Aug 2026589 AMAQI
5th Aug 20265010 AMAQI
5th Aug 20265811 AMAQI
5th Aug 20265512 PMAQI
5th Aug 2026541 PMAQI
5th Aug 2026542 PMAQI
5th Aug 2026543 PMAQI
5th Aug 2026524 PMAQI
5th Aug 2026555 PMAQI
5th Aug 2026566 PMAQI
5th Aug 2026557 PMAQI
5th Aug 2026558 PMAQI
5th Aug 2026569 PMAQI
5th Aug 20265610 PMAQI
5th Aug 20265211 PMAQI
6th Aug 20265812 AMAQI
6th Aug 2026561 AMAQI
6th Aug 2026562 AMAQI
6th Aug 2026563 AMAQI
6th Aug 2026604 AMAQI
29°C26/33°C
6th Aug 2026625 AMAQI
6th Aug 2026626 AMAQI
6th Aug 2026637 AMAQI
6th Aug 2026648 AMAQI
6th Aug 2026669 AMAQI
6th Aug 20266810 AMAQI
6th Aug 20266811 AMAQI
6th Aug 20267112 PMAQI
6th Aug 2026721 PMAQI
6th Aug 2026692 PMAQI
6th Aug 2026683 PMAQI
6th Aug 2026634 PMAQI
6th Aug 2026625 PMAQI
6th Aug 2026656 PMAQI
6th Aug 2026657 PMAQI
6th Aug 2026658 PMAQI
6th Aug 2026649 PMAQI
6th Aug 20266610 PMAQI
6th Aug 20266511 PMAQI
7th Aug 20266712 AMAQI
7th Aug 2026711 AMAQI
7th Aug 2026692 AMAQI
7th Aug 2026713 AMAQI
7th Aug 2026734 AMAQI
29°C27/33°C
7th Aug 2026765 AMAQI
7th Aug 2026726 AMAQI
7th Aug 2026717 AMAQI
7th Aug 2026728 AMAQI
7th Aug 2026729 AMAQI
7th Aug 20267410 AMAQI
7th Aug 20267211 AMAQI
7th Aug 20267112 PMAQI
7th Aug 2026731 PMAQI
7th Aug 2026662 PMAQI
7th Aug 2026623 PMAQI
7th Aug 2026604 PMAQI
7th Aug 2026625 PMAQI
7th Aug 2026556 PMAQI
7th Aug 2026517 PMAQI
7th Aug 2026588 PMAQI
7th Aug 2026629 PMAQI
7th Aug 20266810 PMAQI
7th Aug 20266411 PMAQI
8th Aug 20266612 AMAQI
8th Aug 2026711 AMAQI
8th Aug 2026712 AMAQI
8th Aug 2026733 AMAQI
8th Aug 2026764 AMAQI
29°C26/34°C
8th Aug 2026715 AMAQI
8th Aug 2026706 AMAQI
8th Aug 2026707 AMAQI
8th Aug 2026728 AMAQI
8th Aug 2026689 AMAQI
8th Aug 20266510 AMAQI
8th Aug 20265211 AMAQI
8th Aug 20264812 PMAQI
8th Aug 2026481 PMAQI
8th Aug 2026402 PMAQI
8th Aug 2026333 PMAQI
8th Aug 2026294 PMAQI
8th Aug 2026295 PMAQI
8th Aug 2026256 PMAQI
8th Aug 2026217 PMAQI
8th Aug 2026258 PMAQI
8th Aug 2026269 PMAQI
8th Aug 20262010 PMAQI
8th Aug 20261711 PMAQI
9th Aug 20261712 AMAQI
9th Aug 2026121 AMAQI
9th Aug 2026122 AMAQI
9th Aug 2026213 AMAQI
9th Aug 2026144 AMAQI
29°C24/35°C
9th Aug 202685 AMAQI
9th Aug 2026116 AMAQI
9th Aug 2026127 AMAQI
9th Aug 2026198 AMAQI
9th Aug 2026179 AMAQI
9th Aug 20261910 AMAQI
9th Aug 20262111 AMAQI
9th Aug 20261912 PMAQI
9th Aug 2026191 PMAQI
9th Aug 2026142 PMAQI
9th Aug 2026123 PMAQI
9th Aug 2026164 PMAQI
9th Aug 2026215 PMAQI
9th Aug 2026166 PMAQI
9th Aug 2026107 PMAQI
9th Aug 2026148 PMAQI
9th Aug 2026179 PMAQI
9th Aug 20261210 PMAQI
9th Aug 2026811 PMAQI
10th Aug 20261112 AMAQI
10th Aug 2026121 AMAQI
10th Aug 202682 AMAQI
10th Aug 202683 AMAQI
10th Aug 202684 AMAQI
26°C23/30°C
10th Aug 2026125 AMAQI
10th Aug 2026126 AMAQI
10th Aug 2026127 AMAQI
10th Aug 202698 AMAQI
10th Aug 2026109 AMAQI
10th Aug 20261010 AMAQI
10th Aug 20261011 AMAQI
10th Aug 20263812 PMAQI
10th Aug 2026461 PMAQI
10th Aug 2026522 PMAQI
10th Aug 2026253 PMAQI
10th Aug 2026234 PMAQI
10th Aug 2026235 PMAQI
10th Aug 2026236 PMAQI
10th Aug 2026317 PMAQI
10th Aug 2026238 PMAQI
10th Aug 2026239 PMAQI
10th Aug 20262710 PMAQI
10th Aug 20262911 PMAQI
11th Aug 20262912 AMAQI
11th Aug 2026271 AMAQI
11th Aug 2026252 AMAQI
11th Aug 2026253 AMAQI
11th Aug 2026254 AMAQI
27°C24/30°C
11th Aug 2026255 AMAQI
11th Aug 2026256 AMAQI
11th Aug 2026257 AMAQI
11th Aug 2026218 AMAQI
11th Aug 2026259 AMAQI
11th Aug 20263110 AMAQI
11th Aug 20262111 AMAQI
11th Aug 20262112 PMAQI
11th Aug 2026211 PMAQI
11th Aug 2026252 PMAQI
11th Aug 2026293 PMAQI
11th Aug 2026294 PMAQI
11th Aug 2026255 PMAQI
11th Aug 2026216 PMAQI
11th Aug 2026237 PMAQI
11th Aug 2026218 PMAQI
11th Aug 2026259 PMAQI
11th Aug 20265210 PMAQI
11th Aug 20264611 PMAQI
12th Aug 20262512 AMAQI
12th Aug 2026231 AMAQI
12th Aug 2026232 AMAQI
12th Aug 2026233 AMAQI
12th Aug 2026234 AMAQI
26°C23/30°C
12th Aug 2026235 AMAQI
12th Aug 2026216 AMAQI
12th Aug 2026217 AMAQI
12th Aug 2026238 AMAQI
12th Aug 2026259 AMAQI
12th Aug 20262310 AMAQI
12th Aug 20262911 AMAQI
12th Aug 20263212 PMAQI
12th Aug 2026341 PMAQI
12th Aug 2026252 PMAQI
12th Aug 2026233 PMAQI
12th Aug 2026214 PMAQI
12th Aug 2026305 PMAQI
12th Aug 2026426 PMAQI
12th Aug 2026327 PMAQI
12th Aug 2026218 PMAQI
12th Aug 2026389 PMAQI
12th Aug 20263810 PMAQI
12th Aug 20262311 PMAQI
13th Aug 20262512 AMAQI
13th Aug 2026481 AMAQI
13th Aug 2026362 AMAQI
13th Aug 2026293 AMAQI
13th Aug 2026314 AMAQI
24°C20/29°C
13th Aug 2026255 AMAQI
13th Aug 2026256 AMAQI
13th Aug 2026237 AMAQI
13th Aug 2026218 AMAQI
13th Aug 2026219 AMAQI
13th Aug 20262710 AMAQI
13th Aug 20264211 AMAQI
13th Aug 20262912 PMAQI
13th Aug 2026271 PMAQI
13th Aug 2026252 PMAQI
13th Aug 2026293 PMAQI
13th Aug 2026254 PMAQI
13th Aug 2026255 PMAQI
13th Aug 2026296 PMAQI
13th Aug 2026317 PMAQI
13th Aug 2026278 PMAQI
13th Aug 2026259 PMAQI
13th Aug 20262710 PMAQI
13th Aug 20263111 PMAQI
14th Aug 20262912 AMAQI
14th Aug 2026251 AMAQI
14th Aug 2026232 AMAQI
14th Aug 2026293 AMAQI
14th Aug 2026294 AMAQI
25°C22/28°C
14th Aug 2026275 AMAQI
14th Aug 2026216 AMAQI
14th Aug 2026297 AMAQI
14th Aug 2026278 AMAQI
14th Aug 2026279 AMAQI
14th Aug 20265410 AMAQI
14th Aug 20264011 AMAQI
14th Aug 20263312 PMAQI
14th Aug 2026311 PMAQI
14th Aug 2026402 PMAQI
14th Aug 2026543 PMAQI
14th Aug 2026554 PMAQI
14th Aug 2026545 PMAQI
14th Aug 2026426 PMAQI
14th Aug 2026407 PMAQI
14th Aug 2026388 PMAQI
14th Aug 2026339 PMAQI
14th Aug 20262910 PMAQI
14th Aug 20263111 PMAQI
15th Aug 20263612 AMAQI
15th Aug 2026501 AMAQI
15th Aug 2026512 AMAQI
15th Aug 2026563 AMAQI
15th Aug 2026554 AMAQI
26°C23/28°C
15th Aug 2026545 AMAQI
5 AM15th Aug 2026556 AMAQI
15th Aug 2026587 AMAQI
15th Aug 2026578 AMAQI
15th Aug 2026599 AMAQI
15th Aug 20266410 AMAQI
15th Aug 20266211 AMAQI
15th Aug 20265412 PMAQI
12 PM15th Aug 2026551 PMAQI
15th Aug 2026532 PMAQI
15th Aug 2026553 PMAQI
15th Aug 2026534 PMAQI
15th Aug 2026545 PMAQI
15th Aug 2026506 PMAQI
15th Aug 2026467 PMAQI
7 PM15th Aug 2026448 PMAQI
15th Aug 2026409 PMAQI
15th Aug 20263810 PMAQI
15th Aug 20263811 PMAQI
12 AM
4 AM
25°C24/27°C
Day time
Avg. Highest Time
9 AM - 3 PM
36AQI
7 hours / Day
210 hours / Month
Avg. Lowest Time
5 AM - 6 AM
33AQI
2 hours / Day
60 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 9 AM to 3 PM (Avg. 36), while the lowest AQI was between 5 AM to 6 AM (Avg. 33).
Night time
Avg. Highest Time
3 AM - 10 PM
33AQI
5 hours / Day
150 hours / Month
Avg. Lowest Time
12 AM
32AQI
1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 3 AM to 10 PM (Avg. 33), while the lowest AQI was between 12 AM to 12 AM (Avg. 32).
2026 Days Vs Air Quality
Uldo, Sosan, Chungnam, South Korea
2026
60%
133
38%
84
3%
6
Total number of days with different AQI categories in last 227 days in 2026 (138 days remaining)
Good
133 DaysModerate
84 DaysPoor
6 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 60%
Health Risk Level:
Moderate
In 2026, 60% of 227 days were within WHO’s safe air quality limits, and 40% exceeded them. The risk of health issues is Moderate, particularly for individuals with respiratory or heart conditions.
Annual Air Quality Insights
Uldo, Sosan, Chungnam, South Korea
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
23AQI (US)
23AQI (US)
2nd January 2026
31AQI (US)
31AQI (US)
3rd January 2026
45AQI (US)
45AQI (US)
4th January 2026
68AQI (US)
68AQI (US)
5th January 2026
40AQI (US)
40AQI (US)
6th January 2026
36AQI (US)
36AQI (US)
7th January 2026
55AQI (US)
55AQI (US)
8th January 2026
22AQI (US)
22AQI (US)
9th January 2026
35AQI (US)
35AQI (US)
10th January 2026
75AQI (US)
75AQI (US)
11th January 2026
31AQI (US)
31AQI (US)
12th January 2026
36AQI (US)
36AQI (US)
13th January 2026
37AQI (US)
37AQI (US)
14th January 2026
25AQI (US)
25AQI (US)
15th January 2026
99AQI (US)
99AQI (US)
16th January 2026
90AQI (US)
90AQI (US)
17th January 2026
73AQI (US)
73AQI (US)
18th January 2026
66AQI (US)
66AQI (US)
19th January 2026
45AQI (US)
45AQI (US)
20th January 2026
23AQI (US)
23AQI (US)
21st January 2026
32AQI (US)
32AQI (US)
22nd January 2026
35AQI (US)
35AQI (US)
23rd January 2026
49AQI (US)
49AQI (US)
24th January 2026
40AQI (US)
40AQI (US)
25th January 2026
22AQI (US)
22AQI (US)
26th January 2026
37AQI (US)
37AQI (US)
27th January 2026
48AQI (US)
48AQI (US)
28th January 2026
32AQI (US)
32AQI (US)
29th January 2026
48AQI (US)
48AQI (US)
30th January 2026
37AQI (US)
37AQI (US)
31st January 2026
45AQI (US)
45AQI (US)
1st February 2026
61AQI (US)
61AQI (US)
2nd February 2026
49AQI (US)
49AQI (US)
3rd February 2026
41AQI (US)
41AQI (US)
4th February 2026
78AQI (US)
78AQI (US)
5th February 2026
75AQI (US)
75AQI (US)
6th February 2026
57AQI (US)
57AQI (US)
7th February 2026
31AQI (US)
31AQI (US)
8th February 2026
45AQI (US)
45AQI (US)
9th February 2026
38AQI (US)
38AQI (US)
10th February 2026
63AQI (US)
63AQI (US)
11th February 2026
91AQI (US)
91AQI (US)
12th February 2026
58AQI (US)
58AQI (US)
13th February 2026
91AQI (US)
91AQI (US)
14th February 2026
122AQI (US)
122AQI (US)
15th February 2026
82AQI (US)
82AQI (US)
16th February 2026
39AQI (US)
39AQI (US)
17th February 2026
33AQI (US)
33AQI (US)
18th February 2026
63AQI (US)
63AQI (US)
19th February 2026
35AQI (US)
35AQI (US)
20th February 2026
54AQI (US)
54AQI (US)
21st February 2026
86AQI (US)
86AQI (US)
22nd February 2026
62AQI (US)
62AQI (US)
23rd February 2026
31AQI (US)
31AQI (US)
24th February 2026
40AQI (US)
40AQI (US)
25th February 2026
60AQI (US)
60AQI (US)
26th February 2026
51AQI (US)
51AQI (US)
27th February 2026
40AQI (US)
40AQI (US)
28th February 2026
56AQI (US)
56AQI (US)
1st March 2026
47AQI (US)
47AQI (US)
2nd March 2026
28AQI (US)
28AQI (US)
3rd March 2026
29AQI (US)
29AQI (US)
4th March 2026
70AQI (US)
70AQI (US)
5th March 2026
80AQI (US)
80AQI (US)
6th March 2026
59AQI (US)
59AQI (US)
7th March 2026
45AQI (US)
45AQI (US)
8th March 2026
45AQI (US)
45AQI (US)
9th March 2026
81AQI (US)
81AQI (US)
10th March 2026
61AQI (US)
61AQI (US)
11th March 2026
61AQI (US)
61AQI (US)
12th March 2026
94AQI (US)
94AQI (US)
13th March 2026
60AQI (US)
60AQI (US)
14th March 2026
65AQI (US)
65AQI (US)
15th March 2026
88AQI (US)
88AQI (US)
16th March 2026
121AQI (US)
121AQI (US)
17th March 2026
115AQI (US)
115AQI (US)
18th March 2026
95AQI (US)
95AQI (US)
19th March 2026
37AQI (US)
37AQI (US)
20th March 2026
48AQI (US)
48AQI (US)
21st March 2026
53AQI (US)
53AQI (US)
22nd March 2026
82AQI (US)
82AQI (US)
23rd March 2026
88AQI (US)
88AQI (US)
24th March 2026
110AQI (US)
110AQI (US)
25th March 2026
79AQI (US)
79AQI (US)
26th March 2026
52AQI (US)
52AQI (US)
27th March 2026
51AQI (US)
51AQI (US)
28th March 2026
70AQI (US)
70AQI (US)
29th March 2026
60AQI (US)
60AQI (US)
30th March 2026
96AQI (US)
96AQI (US)
31st March 2026
86AQI (US)
86AQI (US)
1st April 2026
65AQI (US)
65AQI (US)
2nd April 2026
83AQI (US)
83AQI (US)
3rd April 2026
110AQI (US)
110AQI (US)
4th April 2026
70AQI (US)
70AQI (US)
5th April 2026
69AQI (US)
69AQI (US)
6th April 2026
52AQI (US)
52AQI (US)
7th April 2026
26AQI (US)
26AQI (US)
8th April 2026
40AQI (US)
40AQI (US)
9th April 2026
39AQI (US)
39AQI (US)
10th April 2026
35AQI (US)
35AQI (US)
11th April 2026
60AQI (US)
60AQI (US)
12th April 2026
42AQI (US)
42AQI (US)
13th April 2026
50AQI (US)
50AQI (US)
14th April 2026
85AQI (US)
85AQI (US)
15th April 2026
95AQI (US)
95AQI (US)
16th April 2026
72AQI (US)
72AQI (US)
17th April 2026
18th April 2026
50AQI (US)
50AQI (US)
19th April 2026
58AQI (US)
58AQI (US)
20th April 2026
60AQI (US)
60AQI (US)
21st April 2026
74AQI (US)
74AQI (US)
22nd April 2026
23rd April 2026
46AQI (US)
46AQI (US)
24th April 2026
47AQI (US)
47AQI (US)
25th April 2026
59AQI (US)
59AQI (US)
26th April 2026
48AQI (US)
48AQI (US)
27th April 2026
45AQI (US)
45AQI (US)
28th April 2026
39AQI (US)
39AQI (US)
29th April 2026
46AQI (US)
46AQI (US)
30th April 2026
49AQI (US)
49AQI (US)
1st May 2026
57AQI (US)
57AQI (US)
2nd May 2026
103AQI (US)
103AQI (US)
3rd May 2026
67AQI (US)
67AQI (US)
4th May 2026
38AQI (US)
38AQI (US)
5th May 2026
30AQI (US)
30AQI (US)
6th May 2026
28AQI (US)
28AQI (US)
7th May 2026
29AQI (US)
29AQI (US)
8th May 2026
35AQI (US)
35AQI (US)
9th May 2026
10th May 2026
28AQI (US)
28AQI (US)
11th May 2026
31AQI (US)
31AQI (US)
12th May 2026
26AQI (US)
26AQI (US)
13th May 2026
36AQI (US)
36AQI (US)
14th May 2026
53AQI (US)
53AQI (US)
15th May 2026
46AQI (US)
46AQI (US)
16th May 2026
77AQI (US)
77AQI (US)
17th May 2026
66AQI (US)
66AQI (US)
18th May 2026
56AQI (US)
56AQI (US)
19th May 2026
53AQI (US)
53AQI (US)
20th May 2026
63AQI (US)
63AQI (US)
21st May 2026
66AQI (US)
66AQI (US)
22nd May 2026
76AQI (US)
76AQI (US)
23rd May 2026
72AQI (US)
72AQI (US)
24th May 2026
71AQI (US)
71AQI (US)
25th May 2026
65AQI (US)
65AQI (US)
26th May 2026
50AQI (US)
50AQI (US)
27th May 2026
43AQI (US)
43AQI (US)
28th May 2026
24AQI (US)
24AQI (US)
29th May 2026
54AQI (US)
54AQI (US)
30th May 2026
44AQI (US)
44AQI (US)
31st May 2026
52AQI (US)
52AQI (US)
1st June 2026
42AQI (US)
42AQI (US)
2nd June 2026
55AQI (US)
55AQI (US)
3rd June 2026
58AQI (US)
58AQI (US)
4th June 2026
38AQI (US)
38AQI (US)
5th June 2026
19AQI (US)
19AQI (US)
6th June 2026
25AQI (US)
25AQI (US)
7th June 2026
35AQI (US)
35AQI (US)
8th June 2026
38AQI (US)
38AQI (US)
9th June 2026
24AQI (US)
24AQI (US)
10th June 2026
50AQI (US)
50AQI (US)
11th June 2026
29AQI (US)
29AQI (US)
12th June 2026
48AQI (US)
48AQI (US)
13th June 2026
43AQI (US)
43AQI (US)
14th June 2026
36AQI (US)
36AQI (US)
15th June 2026
48AQI (US)
48AQI (US)
16th June 2026
58AQI (US)
58AQI (US)
17th June 2026
59AQI (US)
59AQI (US)
18th June 2026
35AQI (US)
35AQI (US)
19th June 2026
55AQI (US)
55AQI (US)
20th June 2026
22AQI (US)
22AQI (US)
21st June 2026
11AQI (US)
11AQI (US)
22nd June 2026
23AQI (US)
23AQI (US)
23rd June 2026
51AQI (US)
51AQI (US)
24th June 2026
21AQI (US)
21AQI (US)
25th June 2026
25AQI (US)
25AQI (US)
26th June 2026
35AQI (US)
35AQI (US)
27th June 2026
46AQI (US)
46AQI (US)
28th June 2026
34AQI (US)
34AQI (US)
29th June 2026
34AQI (US)
34AQI (US)
30th June 2026
34AQI (US)
34AQI (US)
1st July 2026
53AQI (US)
53AQI (US)
2nd July 2026
47AQI (US)
47AQI (US)
3rd July 2026
16AQI (US)
16AQI (US)
4th July 2026
27AQI (US)
27AQI (US)
5th July 2026
22AQI (US)
22AQI (US)
6th July 2026
24AQI (US)
24AQI (US)
7th July 2026
24AQI (US)
24AQI (US)
8th July 2026
25AQI (US)
25AQI (US)
9th July 2026
19AQI (US)
19AQI (US)
10th July 2026
27AQI (US)
27AQI (US)
11th July 2026
35AQI (US)
35AQI (US)
12th July 2026
43AQI (US)
43AQI (US)
13th July 2026
30AQI (US)
30AQI (US)
14th July 2026
23AQI (US)
23AQI (US)
15th July 2026
28AQI (US)
28AQI (US)
16th July 2026
26AQI (US)
26AQI (US)
17th July 2026
50AQI (US)
50AQI (US)
18th July 2026
28AQI (US)
28AQI (US)
19th July 2026
15AQI (US)
15AQI (US)
20th July 2026
28AQI (US)
28AQI (US)
21st July 2026
26AQI (US)
26AQI (US)
22nd July 2026
31AQI (US)
31AQI (US)
23rd July 2026
33AQI (US)
33AQI (US)
24th July 2026
28AQI (US)
28AQI (US)
25th July 2026
28AQI (US)
28AQI (US)
26th July 2026
28AQI (US)
28AQI (US)
27th July 2026
31AQI (US)
31AQI (US)
28th July 2026
29AQI (US)
29AQI (US)
29th July 2026
26AQI (US)
26AQI (US)
30th July 2026
26AQI (US)
26AQI (US)
31st July 2026
31AQI (US)
31AQI (US)
1st August 2026
52AQI (US)
52AQI (US)
2nd August 2026
19AQI (US)
19AQI (US)
3rd August 2026
22AQI (US)
22AQI (US)
4th August 2026
57AQI (US)
57AQI (US)
5th August 2026
55AQI (US)
55AQI (US)
6th August 2026
64AQI (US)
64AQI (US)
7th August 2026
67AQI (US)
67AQI (US)
8th August 2026
49AQI (US)
49AQI (US)
9th August 2026
15AQI (US)
15AQI (US)
10th August 2026
20AQI (US)
20AQI (US)
11th August 2026
27AQI (US)
27AQI (US)
12th August 2026
27AQI (US)
27AQI (US)
13th August 2026
28AQI (US)
28AQI (US)
14th August 2026
35AQI (US)
35AQI (US)
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
45AQI (US)
58AQI (US)
70AQI (US)
58AQI (US)
51AQI (US)
38AQI (US)
29AQI (US)
38AQI (US)
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202649AQI (US)
24
7
11
16
1
7
21
3
14
13
1
14
15
1
24
6
30
1
9
5
133
84
6
Highest AQI (US) recorded in
March70AQI (US)
Lowest AQI (US) recorded in
July29AQI (US)
202560AQI (US)
28
3
27
1
1
20
10
30
4
27
5
25
10
21
21
10
25
5
23
8
14
13
3
13
16
2
116
230
19
Highest AQI (US) recorded in
March89AQI (US)
Lowest AQI (US) recorded in
September42AQI (US)
202460AQI (US)
9
16
5
7
13
9
2
25
3
1
3
26
1
7
14
11
19
24
6
1
14
17
21
9
10
20
1
5
25
5
26
118
216
20
1
Highest AQI (US) recorded in
February76AQI (US)
Lowest AQI (US) recorded in
September41AQI (US)
202364AQI (US)
8
16
4
2
1
18
9
1
22
8
1
22
6
1
8
21
2
12
18
17
14
27
4
24
6
13
17
1
12
16
1
8
19
4
132
193
35
3
Highest AQI (US) recorded in
February89AQI (US)
Lowest AQI (US) recorded in
September40AQI (US)
202263AQI (US)
1
1
7
9
4
1
7
19
4
1
4
17
6
3
11
20
22
8
8
14
1
13
13
1
15
13
3
8
17
3
2
9
21
1
106
152
22
7
Highest AQI (US) recorded in
April81AQI (US)
Lowest AQI (US) recorded in
August36AQI (US)
202166AQI (US)
2
1
4
20
5
1
1
6
19
5
13
16
2
10
21
15
15
6
24
1
11
16
3
12
13
6
77
146
23
1
1
Highest AQI (US) recorded in
April95AQI (US)
Lowest AQI (US) recorded in
September52AQI (US)
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2021(Avg.)
66AQI (US)Least Polluted Year Recorded
2026(Avg.)
49AQI (US)Uldo's annual 2026 AQI (US) (49) shows an average percentage change of -21.6% (improved AQI (US)) compared to previous years: 2021 (66), 2022 (63), 2023 (64), 2024 (60), 2025 (60).
