Eau Claire Dot, Altoona, Wisconsin, United States 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
Eau Claire Dot, Altoona, Wisconsin, United States
2021
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
1st Aug 2025
159AQILowest AQI recorded on
9th Aug 2024
17AQISame Day Analysis (7th August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 3rd highest AQI at 56 of Moderate air quality, showing improvement over 2023 and 2021 on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 7th Aug - 8th Aug 2025
Eau Claire Dot, Altoona, Wisconsin, United States
AQI
Day
Night
.
5 AM7th Aug 2025
8 PM
4 AM8th Aug 2025
Day time
Avg. Highest Time
7AM7th Aug
56AQI
Avg. Lowest Time
6PM7th Aug
53AQI
Night time
Avg. Highest Time
9PM7th Aug
55AQI
Avg. Lowest Time
3AM8th Aug
43AQI
In the last 24 hours,
Eau Claire Dot's AQI reached its highest point of 56 at 7 AM during the Day, while the lowest point, undefined, was recorded at 4 AM during the Night between 7th Aug and 8th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Eau Claire Dot, Altoona, Wisconsin, United States
JulAug
09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 31st31st - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th - 06th06th - 07th07th - 08th08th
Day
Night
9th Jul 2025315 AMAQI
9th Jul 2025346 AMAQI
9th Jul 2025337 AMAQI
9th Jul 2025348 AMAQI
9th Jul 2025349 AMAQI
9th Jul 20253410 AMAQI
9th Jul 20253311 AMAQI
9th Jul 20253212 PMAQI
9th Jul 2025321 PMAQI
9th Jul 2025322 PMAQI
9th Jul 2025373 PMAQI
9th Jul 2025354 PMAQI
9th Jul 2025365 PMAQI
9th Jul 2025366 PMAQI
9th Jul 2025347 PMAQI
9th Jul 2025368 PMAQI
9th Jul 2025349 PMAQI
9th Jul 20253410 PMAQI
9th Jul 20253611 PMAQI
10th Jul 20253512 AMAQI
10th Jul 2025351 AMAQI
10th Jul 2025332 AMAQI
10th Jul 2025343 AMAQI
10th Jul 2025354 AMAQI
21°C14/28°C
10th Jul 2025325 AMAQI
10th Jul 2025346 AMAQI
10th Jul 2025357 AMAQI
10th Jul 2025378 AMAQI
10th Jul 2025379 AMAQI
10th Jul 20253610 AMAQI
10th Jul 20253611 AMAQI
10th Jul 20253612 PMAQI
10th Jul 2025341 PMAQI
10th Jul 2025362 PMAQI
10th Jul 2025343 PMAQI
10th Jul 2025344 PMAQI
10th Jul 2025365 PMAQI
10th Jul 2025346 PMAQI
10th Jul 2025347 PMAQI
10th Jul 2025348 PMAQI
10th Jul 2025329 PMAQI
10th Jul 20253210 PMAQI
10th Jul 20253311 PMAQI
11th Jul 20253312 AMAQI
11th Jul 2025301 AMAQI
11th Jul 2025262 AMAQI
11th Jul 2025263 AMAQI
11th Jul 2025244 AMAQI
20°C14/24°C
11th Jul 2025245 AMAQI
11th Jul 2025256 AMAQI
11th Jul 2025277 AMAQI
11th Jul 2025328 AMAQI
11th Jul 2025319 AMAQI
11th Jul 20253210 AMAQI
11th Jul 20253211 AMAQI
11th Jul 20253212 PMAQI
11th Jul 2025301 PMAQI
11th Jul 2025322 PMAQI
11th Jul 2025303 PMAQI
11th Jul 2025304 PMAQI
11th Jul 2025305 PMAQI
11th Jul 2025306 PMAQI
11th Jul 2025297 PMAQI
11th Jul 2025308 PMAQI
11th Jul 2025329 PMAQI
11th Jul 20253410 PMAQI
11th Jul 20253411 PMAQI
12th Jul 20253512 AMAQI
12th Jul 2025361 AMAQI
12th Jul 2025462 AMAQI
12th Jul 2025443 AMAQI
12th Jul 2025414 AMAQI
22°C17/27°C
12th Jul 2025485 AMAQI
12th Jul 2025506 AMAQI
12th Jul 2025447 AMAQI
12th Jul 2025598 AMAQI
12th Jul 2025789 AMAQI
12th Jul 202512010 AMAQI
12th Jul 202511211 AMAQI
12th Jul 202514612 PMAQI
12th Jul 20251541 PMAQI
12th Jul 20251522 PMAQI
12th Jul 20251303 PMAQI
12th Jul 20251104 PMAQI
12th Jul 20251005 PMAQI
12th Jul 2025986 PMAQI
12th Jul 2025797 PMAQI
12th Jul 2025818 PMAQI
12th Jul 2025889 PMAQI
12th Jul 20258110 PMAQI
12th Jul 20258611 PMAQI
13th Jul 20259212 AMAQI
13th Jul 20251211 AMAQI
13th Jul 20251652 AMAQI
13th Jul 20251683 AMAQI
13th Jul 20251604 AMAQI
22°C18/26°C
13th Jul 20251715 AMAQI
13th Jul 20251646 AMAQI
13th Jul 20251707 AMAQI
13th Jul 20251668 AMAQI
13th Jul 20251629 AMAQI
13th Jul 202516010 AMAQI
13th Jul 202515611 AMAQI
13th Jul 202515112 PMAQI
13th Jul 20251371 PMAQI
13th Jul 20251402 PMAQI
13th Jul 20251463 PMAQI
13th Jul 20251334 PMAQI
13th Jul 20251285 PMAQI
13th Jul 20251166 PMAQI
13th Jul 20251497 PMAQI
13th Jul 20251478 PMAQI
13th Jul 20251249 PMAQI
13th Jul 202510910 PMAQI
13th Jul 202511511 PMAQI
14th Jul 202513012 AMAQI
14th Jul 20251101 AMAQI
14th Jul 2025882 AMAQI
14th Jul 2025963 AMAQI
14th Jul 2025944 AMAQI
22°C13/29°C
14th Jul 2025985 AMAQI
14th Jul 2025976 AMAQI
14th Jul 20251027 AMAQI
14th Jul 20251218 AMAQI
14th Jul 20251209 AMAQI
14th Jul 202510810 AMAQI
14th Jul 202511911 AMAQI
14th Jul 202511212 PMAQI
14th Jul 2025961 PMAQI
14th Jul 2025932 PMAQI
14th Jul 2025903 PMAQI
14th Jul 2025864 PMAQI
14th Jul 2025875 PMAQI
14th Jul 2025836 PMAQI
14th Jul 2025927 PMAQI
14th Jul 2025938 PMAQI
14th Jul 2025839 PMAQI
14th Jul 20258510 PMAQI
14th Jul 20258511 PMAQI
15th Jul 20258412 AMAQI
15th Jul 2025891 AMAQI
15th Jul 2025682 AMAQI
15th Jul 2025743 AMAQI
15th Jul 2025744 AMAQI
25°C17/31°C
15th Jul 2025785 AMAQI
15th Jul 2025756 AMAQI
15th Jul 2025767 AMAQI
15th Jul 2025738 AMAQI
15th Jul 2025739 AMAQI
15th Jul 20257110 AMAQI
15th Jul 20257211 AMAQI
15th Jul 20256912 PMAQI
15th Jul 2025701 PMAQI
15th Jul 2025702 PMAQI
15th Jul 2025723 PMAQI
15th Jul 2025724 PMAQI
15th Jul 2025725 PMAQI
15th Jul 2025736 PMAQI
15th Jul 2025727 PMAQI
15th Jul 2025718 PMAQI
15th Jul 2025719 PMAQI
15th Jul 20256810 PMAQI
15th Jul 20256711 PMAQI
16th Jul 20256812 AMAQI
16th Jul 2025601 AMAQI
16th Jul 2025372 AMAQI
16th Jul 2025413 AMAQI
16th Jul 2025394 AMAQI
26°C20/32°C
16th Jul 2025355 AMAQI
16th Jul 2025376 AMAQI
16th Jul 2025437 AMAQI
16th Jul 2025408 AMAQI
16th Jul 2025399 AMAQI
16th Jul 20253610 AMAQI
16th Jul 20253211 AMAQI
16th Jul 20253212 PMAQI
16th Jul 2025281 PMAQI
16th Jul 2025302 PMAQI
16th Jul 2025363 PMAQI
16th Jul 2025354 PMAQI
16th Jul 2025365 PMAQI
16th Jul 2025356 PMAQI
16th Jul 2025417 PMAQI
16th Jul 2025428 PMAQI
16th Jul 2025369 PMAQI
16th Jul 20253610 PMAQI
16th Jul 20253411 PMAQI
17th Jul 20253412 AMAQI
17th Jul 2025331 AMAQI
17th Jul 2025172 AMAQI
17th Jul 2025153 AMAQI
17th Jul 2025154 AMAQI
20°C11/22°C
17th Jul 2025155 AMAQI
17th Jul 2025166 AMAQI
17th Jul 2025187 AMAQI
17th Jul 2025198 AMAQI
17th Jul 2025189 AMAQI
17th Jul 20251810 AMAQI
17th Jul 20251811 AMAQI
17th Jul 20251812 PMAQI
17th Jul 2025181 PMAQI
17th Jul 2025182 PMAQI
17th Jul 2025183 PMAQI
17th Jul 2025184 PMAQI
17th Jul 2025185 PMAQI
17th Jul 2025186 PMAQI
17th Jul 2025207 PMAQI
17th Jul 2025208 PMAQI
17th Jul 2025209 PMAQI
17th Jul 20252010 PMAQI
17th Jul 20252011 PMAQI
18th Jul 20252012 AMAQI
18th Jul 2025191 AMAQI
18th Jul 2025212 AMAQI
18th Jul 2025263 AMAQI
18th Jul 2025314 AMAQI
16°C11/24°C
18th Jul 2025185 AMAQI
18th Jul 2025196 AMAQI
18th Jul 2025217 AMAQI
18th Jul 2025208 AMAQI
18th Jul 2025209 AMAQI
18th Jul 20252010 AMAQI
18th Jul 20251911 AMAQI
18th Jul 20252012 PMAQI
18th Jul 2025191 PMAQI
18th Jul 2025202 PMAQI
18th Jul 2025213 PMAQI
18th Jul 2025214 PMAQI
18th Jul 2025215 PMAQI
18th Jul 2025216 PMAQI
18th Jul 2025217 PMAQI
18th Jul 2025218 PMAQI
18th Jul 2025229 PMAQI
18th Jul 20252210 PMAQI
18th Jul 20252211 PMAQI
19th Jul 20252312 AMAQI
19th Jul 2025241 AMAQI
19th Jul 2025232 AMAQI
19th Jul 2025263 AMAQI
19th Jul 2025254 AMAQI
17°C6/24°C
19th Jul 2025265 AMAQI
19th Jul 2025266 AMAQI
19th Jul 2025277 AMAQI
19th Jul 2025278 AMAQI
19th Jul 2025279 AMAQI
19th Jul 20252610 AMAQI
19th Jul 20252811 AMAQI
19th Jul 20252712 PMAQI
19th Jul 2025241 PMAQI
19th Jul 2025242 PMAQI
19th Jul 2025253 PMAQI
19th Jul 2025244 PMAQI
19th Jul 2025265 PMAQI
19th Jul 2025286 PMAQI
19th Jul 2025267 PMAQI
19th Jul 2025278 PMAQI
19th Jul 2025269 PMAQI
19th Jul 20252610 PMAQI
19th Jul 20252611 PMAQI
20th Jul 20252412 AMAQI
20th Jul 2025231 AMAQI
20th Jul 2025212 AMAQI
20th Jul 2025223 AMAQI
20th Jul 2025224 AMAQI
22°C17/27°C
20th Jul 2025265 AMAQI
20th Jul 2025236 AMAQI
20th Jul 2025237 AMAQI
20th Jul 2025238 AMAQI
20th Jul 2025229 AMAQI
20th Jul 20252310 AMAQI
20th Jul 20252611 AMAQI
20th Jul 20253312 PMAQI
20th Jul 2025381 PMAQI
20th Jul 2025382 PMAQI
20th Jul 2025353 PMAQI
20th Jul 2025344 PMAQI
20th Jul 2025365 PMAQI
20th Jul 2025366 PMAQI
20th Jul 2025287 PMAQI
20th Jul 2025288 PMAQI
20th Jul 2025429 PMAQI
20th Jul 20254410 PMAQI
20th Jul 20254611 PMAQI
21st Jul 20255012 AMAQI
21st Jul 2025511 AMAQI
21st Jul 2025762 AMAQI
21st Jul 2025743 AMAQI
21st Jul 2025704 AMAQI
20°C11/28°C
21st Jul 2025705 AMAQI
21st Jul 2025686 AMAQI
21st Jul 2025697 AMAQI
21st Jul 2025628 AMAQI
21st Jul 2025639 AMAQI
21st Jul 20255910 AMAQI
21st Jul 20258811 AMAQI
21st Jul 20257712 PMAQI
21st Jul 2025801 PMAQI
21st Jul 2025742 PMAQI
21st Jul 2025673 PMAQI
21st Jul 2025704 PMAQI
21st Jul 2025705 PMAQI
21st Jul 2025666 PMAQI
21st Jul 2025677 PMAQI
21st Jul 2025698 PMAQI
21st Jul 2025659 PMAQI
21st Jul 20256410 PMAQI
21st Jul 20256611 PMAQI
22nd Jul 20256412 AMAQI
22nd Jul 2025621 AMAQI
22nd Jul 2025572 AMAQI
22nd Jul 2025543 AMAQI
22nd Jul 2025544 AMAQI
21°C14/28°C
22nd Jul 2025525 AMAQI
22nd Jul 2025546 AMAQI
22nd Jul 2025577 AMAQI
22nd Jul 2025598 AMAQI
22nd Jul 2025589 AMAQI
22nd Jul 20256010 AMAQI
22nd Jul 20255811 AMAQI
22nd Jul 20255812 PMAQI
22nd Jul 2025561 PMAQI
22nd Jul 2025562 PMAQI
22nd Jul 2025573 PMAQI
22nd Jul 2025564 PMAQI
22nd Jul 2025565 PMAQI
22nd Jul 2025566 PMAQI
22nd Jul 2025567 PMAQI
22nd Jul 2025578 PMAQI
22nd Jul 2025549 PMAQI
22nd Jul 20255410 PMAQI
22nd Jul 20255511 PMAQI
23rd Jul 20255512 AMAQI
23rd Jul 2025541 AMAQI
23rd Jul 2025422 AMAQI
23rd Jul 2025413 AMAQI
23rd Jul 2025454 AMAQI
25°C18/32°C
23rd Jul 2025455 AMAQI
23rd Jul 2025506 AMAQI
23rd Jul 2025487 AMAQI
23rd Jul 2025438 AMAQI
23rd Jul 2025369 AMAQI
23rd Jul 20253510 AMAQI
23rd Jul 20253611 AMAQI
23rd Jul 20254012 PMAQI
23rd Jul 2025431 PMAQI
23rd Jul 2025442 PMAQI
23rd Jul 2025453 PMAQI
23rd Jul 2025444 PMAQI
23rd Jul 2025445 PMAQI
23rd Jul 2025426 PMAQI
23rd Jul 2025447 PMAQI
23rd Jul 2025438 PMAQI
23rd Jul 2025399 PMAQI
23rd Jul 20254010 PMAQI
23rd Jul 20253911 PMAQI
24th Jul 20254012 AMAQI
24th Jul 2025391 AMAQI
24th Jul 2025262 AMAQI
24th Jul 2025233 AMAQI
24th Jul 2025234 AMAQI
27°C23/32°C
24th Jul 2025225 AMAQI
24th Jul 2025246 AMAQI
24th Jul 2025277 AMAQI
24th Jul 2025288 AMAQI
24th Jul 2025329 AMAQI
24th Jul 20253010 AMAQI
24th Jul 20253011 AMAQI
24th Jul 20253012 PMAQI
24th Jul 2025251 PMAQI
24th Jul 2025252 PMAQI
24th Jul 2025283 PMAQI
24th Jul 2025304 PMAQI
24th Jul 2025295 PMAQI
24th Jul 2025306 PMAQI
24th Jul 2025287 PMAQI
24th Jul 2025298 PMAQI
24th Jul 2025329 PMAQI
24th Jul 20253210 PMAQI
24th Jul 20253211 PMAQI
25th Jul 20253412 AMAQI
25th Jul 2025391 AMAQI
25th Jul 2025642 AMAQI
25th Jul 2025643 AMAQI
25th Jul 2025664 AMAQI
24°C21/29°C
25th Jul 2025675 AMAQI
25th Jul 2025686 AMAQI
25th Jul 2025627 AMAQI
25th Jul 2025728 AMAQI
25th Jul 2025669 AMAQI
25th Jul 20257910 AMAQI
25th Jul 20258511 AMAQI
25th Jul 20258812 PMAQI
25th Jul 2025901 PMAQI
25th Jul 2025982 PMAQI
25th Jul 2025963 PMAQI
25th Jul 20251104 PMAQI
25th Jul 20251005 PMAQI
25th Jul 2025866 PMAQI
25th Jul 2025727 PMAQI
25th Jul 2025708 PMAQI
25th Jul 2025679 PMAQI
25th Jul 20257210 PMAQI
25th Jul 20257411 PMAQI
26th Jul 20257612 AMAQI
26th Jul 2025681 AMAQI
26th Jul 2025602 AMAQI
26th Jul 2025583 AMAQI
26th Jul 2025564 AMAQI
23°C14/30°C
26th Jul 2025555 AMAQI
26th Jul 2025556 AMAQI
26th Jul 2025587 AMAQI
26th Jul 2025618 AMAQI
26th Jul 2025629 AMAQI
26th Jul 20256210 AMAQI
26th Jul 20255811 AMAQI
26th Jul 20255412 PMAQI
26th Jul 2025521 PMAQI
26th Jul 2025532 PMAQI
26th Jul 2025563 PMAQI
26th Jul 2025574 PMAQI
26th Jul 2025565 PMAQI
26th Jul 2025556 PMAQI
26th Jul 2025587 PMAQI
26th Jul 2025588 PMAQI
26th Jul 2025569 PMAQI
26th Jul 20255510 PMAQI
26th Jul 20255611 PMAQI
27th Jul 20255612 AMAQI
27th Jul 2025541 AMAQI
27th Jul 2025282 AMAQI
27th Jul 2025283 AMAQI
27th Jul 2025284 AMAQI
25°C18/32°C
27th Jul 2025315 AMAQI
27th Jul 2025286 AMAQI
27th Jul 2025307 AMAQI
27th Jul 2025308 AMAQI
27th Jul 2025299 AMAQI
27th Jul 20252910 AMAQI
27th Jul 20253011 AMAQI
27th Jul 20253012 PMAQI
27th Jul 2025291 PMAQI
27th Jul 2025312 PMAQI
27th Jul 2025333 PMAQI
27th Jul 2025334 PMAQI
27th Jul 2025325 PMAQI
27th Jul 2025336 PMAQI
27th Jul 2025327 PMAQI
27th Jul 2025328 PMAQI
27th Jul 2025329 PMAQI
27th Jul 20253210 PMAQI
27th Jul 20253211 PMAQI
28th Jul 20253212 AMAQI
28th Jul 2025321 AMAQI
28th Jul 2025262 AMAQI
28th Jul 2025233 AMAQI
28th Jul 2025224 AMAQI
26°C19/33°C
28th Jul 2025245 AMAQI
28th Jul 2025246 AMAQI
28th Jul 2025267 AMAQI
28th Jul 2025258 AMAQI
28th Jul 2025269 AMAQI
28th Jul 20252610 AMAQI
28th Jul 20252711 AMAQI
28th Jul 20252812 PMAQI
28th Jul 2025291 PMAQI
28th Jul 2025302 PMAQI
28th Jul 2025293 PMAQI
28th Jul 2025304 PMAQI
28th Jul 2025305 PMAQI
28th Jul 2025296 PMAQI
28th Jul 2025287 PMAQI
28th Jul 2025288 PMAQI
28th Jul 2025309 PMAQI
28th Jul 20253110 PMAQI
28th Jul 20253011 PMAQI
29th Jul 20253012 AMAQI
29th Jul 2025311 AMAQI
29th Jul 2025372 AMAQI
29th Jul 2025363 AMAQI
29th Jul 2025384 AMAQI
26°C18/32°C
29th Jul 2025365 AMAQI
29th Jul 2025396 AMAQI
29th Jul 2025397 AMAQI
29th Jul 2025478 AMAQI
29th Jul 2025529 AMAQI
29th Jul 20254610 AMAQI
29th Jul 20254611 AMAQI
29th Jul 20254712 PMAQI
29th Jul 2025491 PMAQI
29th Jul 2025442 PMAQI
29th Jul 2025463 PMAQI
29th Jul 2025464 PMAQI
29th Jul 2025465 PMAQI
29th Jul 2025426 PMAQI
29th Jul 2025407 PMAQI
29th Jul 2025398 PMAQI
29th Jul 2025399 PMAQI
29th Jul 20254210 PMAQI
29th Jul 20254511 PMAQI
30th Jul 20254612 AMAQI
30th Jul 2025521 AMAQI
30th Jul 2025652 AMAQI
30th Jul 2025683 AMAQI
30th Jul 2025674 AMAQI
22°C18/29°C
30th Jul 2025685 AMAQI
30th Jul 2025696 AMAQI
30th Jul 2025747 AMAQI
30th Jul 2025898 AMAQI
30th Jul 20251109 AMAQI
30th Jul 202513310 AMAQI
30th Jul 202513811 AMAQI
30th Jul 202513912 PMAQI
30th Jul 20251341 PMAQI
30th Jul 20251242 PMAQI
30th Jul 20251293 PMAQI
30th Jul 20251294 PMAQI
30th Jul 20251295 PMAQI
30th Jul 20251296 PMAQI
30th Jul 20251297 PMAQI
30th Jul 20251298 PMAQI
30th Jul 20251129 PMAQI
30th Jul 202510810 PMAQI
30th Jul 202510211 PMAQI
31st Jul 202510212 AMAQI
31st Jul 20251061 AMAQI
31st Jul 20251552 AMAQI
31st Jul 20251543 AMAQI
31st Jul 20251554 AMAQI
21°C17/26°C
31st Jul 20251585 AMAQI
31st Jul 20251566 AMAQI
31st Jul 20251647 AMAQI
31st Jul 20251638 AMAQI
31st Jul 20251619 AMAQI
31st Jul 202517210 AMAQI
31st Jul 202518011 AMAQI
31st Jul 202517612 PMAQI
31st Jul 20251761 PMAQI
31st Jul 20251722 PMAQI
31st Jul 20251723 PMAQI
31st Jul 20251704 PMAQI
31st Jul 20251675 PMAQI
31st Jul 20251666 PMAQI
31st Jul 20251627 PMAQI
31st Jul 20251638 PMAQI
31st Jul 20251619 PMAQI
31st Jul 202515910 PMAQI
31st Jul 202516411 PMAQI
1st Aug 202516212 AMAQI
1st Aug 20251601 AMAQI
1st Aug 20251592 AMAQI
1st Aug 20251603 AMAQI
1st Aug 20251604 AMAQI
20°C10/26°C
1st Aug 20251615 AMAQI
1st Aug 20251616 AMAQI
1st Aug 20251627 AMAQI
1st Aug 20251618 AMAQI
1st Aug 20251599 AMAQI
1st Aug 202516010 AMAQI
1st Aug 202515811 AMAQI
1st Aug 202515712 PMAQI
1st Aug 20251601 PMAQI
1st Aug 20251612 PMAQI
1st Aug 20251603 PMAQI
1st Aug 20251614 PMAQI
1st Aug 20251615 PMAQI
1st Aug 20251606 PMAQI
1st Aug 20251597 PMAQI
1st Aug 20251588 PMAQI
1st Aug 20251589 PMAQI
1st Aug 202515210 PMAQI
1st Aug 202515811 PMAQI
2nd Aug 202515612 AMAQI
2nd Aug 20251551 AMAQI
2nd Aug 20251592 AMAQI
2nd Aug 20251563 AMAQI
2nd Aug 20251554 AMAQI
18°C5/26°C
2nd Aug 20251565 AMAQI
2nd Aug 20251546 AMAQI
2nd Aug 20251537 AMAQI
2nd Aug 20251528 AMAQI
2nd Aug 20251459 AMAQI
2nd Aug 202513910 AMAQI
2nd Aug 202513111 AMAQI
2nd Aug 202513412 PMAQI
2nd Aug 20251211 PMAQI
2nd Aug 20251252 PMAQI
2nd Aug 20251243 PMAQI
2nd Aug 20251214 PMAQI
2nd Aug 20251175 PMAQI
2nd Aug 20251206 PMAQI
2nd Aug 20251447 PMAQI
2nd Aug 20251348 PMAQI
2nd Aug 20251169 PMAQI
2nd Aug 202511210 PMAQI
2nd Aug 202511411 PMAQI
3rd Aug 202511012 AMAQI
3rd Aug 20251221 AMAQI
3rd Aug 20251192 AMAQI
3rd Aug 20251203 AMAQI
3rd Aug 20251184 AMAQI
19°C8/28°C
3rd Aug 20251205 AMAQI
3rd Aug 20251186 AMAQI
3rd Aug 20251227 AMAQI
3rd Aug 20251238 AMAQI
3rd Aug 20251139 AMAQI
3rd Aug 202511510 AMAQI
3rd Aug 202510811 AMAQI
3rd Aug 20259212 PMAQI
3rd Aug 2025901 PMAQI
3rd Aug 2025832 PMAQI
3rd Aug 2025863 PMAQI
3rd Aug 2025894 PMAQI
3rd Aug 2025925 PMAQI
3rd Aug 2025906 PMAQI
3rd Aug 20251117 PMAQI
3rd Aug 20251088 PMAQI
3rd Aug 2025889 PMAQI
3rd Aug 20258810 PMAQI
3rd Aug 20258711 PMAQI
4th Aug 20258612 AMAQI
4th Aug 2025901 AMAQI
4th Aug 2025912 AMAQI
4th Aug 2025923 AMAQI
4th Aug 2025944 AMAQI
18°C7/25°C
4th Aug 2025925 AMAQI
4th Aug 2025886 AMAQI
4th Aug 2025887 AMAQI
4th Aug 2025888 AMAQI
4th Aug 2025929 AMAQI
4th Aug 20258810 AMAQI
4th Aug 20259611 AMAQI
4th Aug 20259512 PMAQI
4th Aug 2025931 PMAQI
4th Aug 2025922 PMAQI
4th Aug 2025973 PMAQI
4th Aug 2025974 PMAQI
4th Aug 2025985 PMAQI
4th Aug 2025996 PMAQI
4th Aug 2025837 PMAQI
4th Aug 2025878 PMAQI
4th Aug 2025909 PMAQI
4th Aug 20258910 PMAQI
4th Aug 20259011 PMAQI
5th Aug 20258612 AMAQI
5th Aug 2025851 AMAQI
5th Aug 2025902 AMAQI
5th Aug 2025873 AMAQI
5th Aug 2025864 AMAQI
20°C12/26°C
5th Aug 2025905 AMAQI
5th Aug 2025876 AMAQI
5th Aug 2025907 AMAQI
5th Aug 2025908 AMAQI
5th Aug 2025839 AMAQI
5th Aug 20257810 AMAQI
5th Aug 20257611 AMAQI
5th Aug 20256912 PMAQI
5th Aug 2025651 PMAQI
5th Aug 2025672 PMAQI
5th Aug 2025673 PMAQI
5th Aug 2025634 PMAQI
5th Aug 2025615 PMAQI
5th Aug 2025606 PMAQI
5th Aug 2025717 PMAQI
5th Aug 2025668 PMAQI
5th Aug 2025609 PMAQI
5th Aug 20255710 PMAQI
5th Aug 20256011 PMAQI
6th Aug 20256112 AMAQI
6th Aug 2025601 AMAQI
6th Aug 2025592 AMAQI
6th Aug 2025623 AMAQI
6th Aug 2025694 AMAQI
22°C13/29°C
6th Aug 2025735 AMAQI
6th Aug 2025706 AMAQI
6th Aug 2025807 AMAQI
6th Aug 2025818 AMAQI
6th Aug 2025869 AMAQI
6th Aug 20259410 AMAQI
6th Aug 20259211 AMAQI
6th Aug 20258612 PMAQI
6th Aug 2025841 PMAQI
6th Aug 2025842 PMAQI
6th Aug 2025763 PMAQI
6th Aug 2025684 PMAQI
6th Aug 2025685 PMAQI
6th Aug 2025646 PMAQI
6th Aug 2025667 PMAQI
6th Aug 2025648 PMAQI
6th Aug 2025589 PMAQI
6th Aug 20255810 PMAQI
6th Aug 20255711 PMAQI
7th Aug 20256012 AMAQI
7th Aug 2025651 AMAQI
7th Aug 2025532 AMAQI
7th Aug 2025553 AMAQI
7th Aug 2025554 AMAQI
21°C16/26°C
7th Aug 2025535 AMAQI
7th Aug 2025546 AMAQI
7th Aug 2025567 AMAQI
7th Aug 2025548 AMAQI
7th Aug 2025569 AMAQI
7th Aug 20255410 AMAQI
7th Aug 20255411 AMAQI
7th Aug 20255412 PMAQI
7th Aug 2025531 PMAQI
7th Aug 2025532 PMAQI
7th Aug 2025543 PMAQI
7th Aug 2025544 PMAQI
7th Aug 2025545 PMAQI
7th Aug 2025536 PMAQI
7th Aug 2025567 PMAQI
7th Aug 2025568 PMAQI
7th Aug 2025559 PMAQI
7th Aug 20255410 PMAQI
7th Aug 20255411 PMAQI
8th Aug 20255412 AMAQI
8th Aug 2025511 AMAQI
8th Aug 2025432 AMAQI
8th Aug 2025433 AMAQI
24°C19/30°C
5 AM
12 PM
8 PM
12 AM
4 AM
--°C/°C
Day time
Avg. Highest Time
5 AM - 8 PM
69AQI
16 hours / Day
480 hours / Month
Avg. Lowest Time
5 AM - 8 PM
69AQI
16 hours / Day
480 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 5 AM to 8 PM (Avg. 69), while the lowest AQI was between 5 AM to 8 PM (Avg. 69).
Night time
Avg. Highest Time
12 AM - 11 PM
64AQI
8 hours / Day
240 hours / Month
Avg. Lowest Time
12 AM - 11 PM
64AQI
8 hours / Day
240 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 11 PM (Avg. 64), while the lowest AQI was between 12 AM to 11 PM (Avg. 64).
2025 Days Vs Air Quality
Eau Claire Dot, Altoona, Wisconsin, United States
2025
84%
184
13%
28
2%
5
0.9%
2
Total number of days with different AQI categories in last 220 days in 2025 (145 days remaining)
Good
184 DaysModerate
28 DaysPoor
5 DaysUnhealthy
2 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 84%
Health Risk Level:
Low
In 2025, 84% of 220 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
Eau Claire Dot, Altoona, Wisconsin, United States
AQI levels in 2025
AQI
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.
1st January 2025
23AQI
23AQI
2nd January 2025
29AQI
29AQI
3rd January 2025
20AQI
20AQI
4th January 2025
19AQI
19AQI
5th January 2025
19AQI
19AQI
6th January 2025
19AQI
19AQI
7th January 2025
23AQI
23AQI
8th January 2025
30AQI
30AQI
9th January 2025
51AQI
51AQI
10th January 2025
51AQI
51AQI
11th January 2025
28AQI
28AQI
12th January 2025
28AQI
28AQI
13th January 2025
28AQI
28AQI
14th January 2025
25AQI
25AQI
15th January 2025
41AQI
41AQI
16th January 2025
25AQI
25AQI
17th January 2025
24AQI
24AQI
18th January 2025
20AQI
20AQI
19th January 2025
21AQI
21AQI
20th January 2025
21AQI
21AQI
21st January 2025
22AQI
22AQI
22nd January 2025
25AQI
25AQI
23rd January 2025
25AQI
25AQI
24th January 2025
34AQI
34AQI
25th January 2025
25AQI
25AQI
26th January 2025
22AQI
22AQI
27th January 2025
22AQI
22AQI
28th January 2025
23AQI
23AQI
29th January 2025
23AQI
23AQI
30th January 2025
29AQI
29AQI
31st January 2025
33AQI
33AQI
1st February 2025
23AQI
23AQI
2nd February 2025
44AQI
44AQI
3rd February 2025
25AQI
25AQI
4th February 2025
23AQI
23AQI
5th February 2025
24AQI
24AQI
6th February 2025
29AQI
29AQI
7th February 2025
28AQI
28AQI
8th February 2025
32AQI
32AQI
9th February 2025
30AQI
30AQI
10th February 2025
42AQI
42AQI
11th February 2025
27AQI
27AQI
12th February 2025
34AQI
34AQI
13th February 2025
29AQI
29AQI
14th February 2025
46AQI
46AQI
15th February 2025
39AQI
39AQI
16th February 2025
24AQI
24AQI
17th February 2025
24AQI
24AQI
18th February 2025
23AQI
23AQI
19th February 2025
23AQI
23AQI
20th February 2025
23AQI
23AQI
21st February 2025
33AQI
33AQI
22nd February 2025
43AQI
43AQI
23rd February 2025
67AQI
67AQI
24th February 2025
29AQI
29AQI
25th February 2025
28AQI
28AQI
26th February 2025
28AQI
28AQI
27th February 2025
29AQI
29AQI
28th February 2025
25AQI
25AQI
1st March 2025
26AQI
26AQI
2nd March 2025
27AQI
27AQI
3rd March 2025
41AQI
41AQI
4th March 2025
56AQI
56AQI
5th March 2025
26AQI
26AQI
6th March 2025
26AQI
26AQI
7th March 2025
29AQI
29AQI
8th March 2025
26AQI
26AQI
9th March 2025
27AQI
27AQI
10th March 2025
28AQI
28AQI
11th March 2025
27AQI
27AQI
12th March 2025
26AQI
26AQI
13th March 2025
34AQI
34AQI
14th March 2025
49AQI
49AQI
15th March 2025
46AQI
46AQI
16th March 2025
15AQI
15AQI
17th March 2025
19AQI
19AQI
18th March 2025
20AQI
20AQI
19th March 2025
18AQI
18AQI
20th March 2025
20AQI
20AQI
21st March 2025
22AQI
22AQI
22nd March 2025
19AQI
19AQI
23rd March 2025
23AQI
23AQI
24th March 2025
19AQI
19AQI
25th March 2025
26AQI
26AQI
26th March 2025
24AQI
24AQI
27th March 2025
19AQI
19AQI
28th March 2025
48AQI
48AQI
29th March 2025
20AQI
20AQI
30th March 2025
15AQI
15AQI
31st March 2025
17AQI
17AQI
1st April 2025
18AQI
18AQI
2nd April 2025
23AQI
23AQI
3rd April 2025
16AQI
16AQI
4th April 2025
20AQI
20AQI
5th April 2025
20AQI
20AQI
6th April 2025
22AQI
22AQI
7th April 2025
15AQI
15AQI
8th April 2025
21AQI
21AQI
9th April 2025
41AQI
41AQI
10th April 2025
46AQI
46AQI
11th April 2025
49AQI
49AQI
12th April 2025
61AQI
61AQI
13th April 2025
49AQI
49AQI
14th April 2025
26AQI
26AQI
15th April 2025
15AQI
15AQI
16th April 2025
15AQI
15AQI
17th April 2025
39AQI
39AQI
18th April 2025
42AQI
42AQI
19th April 2025
18AQI
18AQI
20th April 2025
25AQI
25AQI
21st April 2025
13AQI
13AQI
22nd April 2025
21AQI
21AQI
23rd April 2025
23AQI
23AQI
24th April 2025
15AQI
15AQI
25th April 2025
15AQI
15AQI
26th April 2025
18AQI
18AQI
27th April 2025
27AQI
27AQI
28th April 2025
30AQI
30AQI
29th April 2025
15AQI
15AQI
30th April 2025
19AQI
19AQI
1st May 2025
21AQI
21AQI
2nd May 2025
19AQI
19AQI
3rd May 2025
14AQI
14AQI
4th May 2025
29AQI
29AQI
5th May 2025
18AQI
18AQI
6th May 2025
23AQI
23AQI
7th May 2025
20AQI
20AQI
8th May 2025
16AQI
16AQI
9th May 2025
29AQI
29AQI
10th May 2025
29AQI
29AQI
11th May 2025
22AQI
22AQI
12th May 2025
30AQI
30AQI
13th May 2025
34AQI
34AQI
14th May 2025
31AQI
31AQI
15th May 2025
37AQI
37AQI
16th May 2025
28AQI
28AQI
17th May 2025
15AQI
15AQI
18th May 2025
14AQI
14AQI
19th May 2025
12AQI
12AQI
20th May 2025
14AQI
14AQI
21st May 2025
17AQI
17AQI
22nd May 2025
15AQI
15AQI
23rd May 2025
16AQI
16AQI
24th May 2025
26AQI
26AQI
25th May 2025
24AQI
24AQI
26th May 2025
24AQI
24AQI
27th May 2025
20AQI
20AQI
28th May 2025
22AQI
22AQI
29th May 2025
25AQI
25AQI
30th May 2025
35AQI
35AQI
31st May 2025
42AQI
42AQI
1st June 2025
37AQI
37AQI
2nd June 2025
51AQI
51AQI
3rd June 2025
107AQI
107AQI
4th June 2025
100AQI
100AQI
5th June 2025
59AQI
59AQI
6th June 2025
60AQI
60AQI
7th June 2025
64AQI
64AQI
8th June 2025
71AQI
71AQI
9th June 2025
44AQI
44AQI
10th June 2025
76AQI
76AQI
11th June 2025
83AQI
83AQI
12th June 2025
107AQI
107AQI
13th June 2025
60AQI
60AQI
14th June 2025
35AQI
35AQI
15th June 2025
36AQI
36AQI
16th June 2025
42AQI
42AQI
17th June 2025
30AQI
30AQI
18th June 2025
34AQI
34AQI
19th June 2025
32AQI
32AQI
20th June 2025
29AQI
29AQI
21st June 2025
39AQI
39AQI
22nd June 2025
40AQI
40AQI
23rd June 2025
49AQI
49AQI
24th June 2025
35AQI
35AQI
25th June 2025
37AQI
37AQI
26th June 2025
25AQI
25AQI
27th June 2025
17AQI
17AQI
28th June 2025
23AQI
23AQI
29th June 2025
24AQI
24AQI
30th June 2025
23AQI
23AQI
1st July 2025
35AQI
35AQI
2nd July 2025
46AQI
46AQI
3rd July 2025
37AQI
37AQI
4th July 2025
36AQI
36AQI
5th July 2025
41AQI
41AQI
6th July 2025
43AQI
43AQI
7th July 2025
56AQI
56AQI
8th July 2025
53AQI
53AQI
9th July 2025
35AQI
35AQI
10th July 2025
34AQI
34AQI
11th July 2025
30AQI
30AQI
12th July 2025
80AQI
80AQI
13th July 2025
143AQI
143AQI
14th July 2025
98AQI
98AQI
15th July 2025
73AQI
73AQI
16th July 2025
39AQI
39AQI
17th July 2025
19AQI
19AQI
18th July 2025
21AQI
21AQI
19th July 2025
26AQI
26AQI
20th July 2025
30AQI
30AQI
21st July 2025
68AQI
68AQI
22nd July 2025
57AQI
57AQI
23rd July 2025
43AQI
43AQI
24th July 2025
29AQI
29AQI
25th July 2025
72AQI
72AQI
26th July 2025
58AQI
58AQI
27th July 2025
33AQI
33AQI
28th July 2025
28AQI
28AQI
29th July 2025
41AQI
41AQI
30th July 2025
100AQI
100AQI
31st July 2025
158AQI
158AQI
1st August 2025
159AQI
159AQI
2nd August 2025
138AQI
138AQI
3rd August 2025
105AQI
105AQI
4th August 2025
91AQI
91AQI
5th August 2025
75AQI
75AQI
6th August 2025
70AQI
70AQI
7th August 2025
56AQI
56AQI
27AQI
31AQI
27AQI
26AQI
23AQI
49AQI
54AQI
99AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202536AQI
29
2
27
1
30
1
29
1
31
19
9
2
19
10
1
1
4
2
1
184
28
5
2
Highest AQI recorded in
August99AQI
Lowest AQI recorded in
May23AQI
202430AQI
25
6
27
2
30
1
30
29
1
1
29
28
3
29
2
29
1
29
2
30
29
2
344
20
1
Highest AQI recorded in
July37AQI
Lowest AQI recorded in
March24AQI
202340AQI
20
9
2
25
3
28
3
27
3
27
4
8
16
4
2
23
6
2
18
13
28
2
31
27
2
27
4
289
65
8
2
Highest AQI recorded in
June75AQI
Lowest AQI recorded in
October24AQI
202233AQI
26
4
18
3
29
2
28
1
30
1
29
1
23
1
28
1
25
6
25
5
28
3
290
27
Highest AQI recorded in
January37AQI
Lowest AQI recorded in
September30AQI
202139AQI
18
12
20
7
1
28
3
25
5
30
1
30
13
15
3
18
12
1
29
1
30
1
30
22
7
293
64
5
Highest AQI recorded in
July56AQI
Lowest AQI recorded in
October29AQI
202034AQI
12
1
19
2
18
30
29
2
27
4
26
4
30
1
24
6
21
10
236
30
Highest AQI recorded in
December41AQI
Lowest AQI recorded in
September27AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2023(Avg.)
40AQILeast Polluted Year Recorded
2024(Avg.)
30AQIEau Claire Dot's annual 2025 AQI (36) shows an average percentage change of 3.1% (worsened AQI) compared to previous years: 2020 (34), 2021 (39), 2022 (33), 2023 (40), 2024 (30).
