Madison, 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
Madison, Wisconsin, United States
2021
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
4th Aug 2025
130AQILowest AQI recorded on
14th Aug 2023
19AQISame Day Analysis (4th August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 1st highest AQI at 130 of Poor air quality on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 4th Aug - 5th Aug 2025
Madison, Wisconsin, United States
AQI
Day
Night
.
5 AM4th Aug 2025
8 PM
4 AM5th Aug 2025
Day time
Avg. Highest Time
7AM4th Aug
150AQI
Avg. Lowest Time
6PM4th Aug
89AQI
Night time
Avg. Highest Time
9PM4th Aug
70AQI
Avg. Lowest Time
4AM5th Aug
59AQI
In the last 24 hours,
Madison's AQI reached its highest point of 150 at 7 AM during the Day, while the lowest point, 59, was recorded at 4 AM during the Night between 4th Aug and 5th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Madison, Wisconsin, United States
JulAug
06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 31st31st - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th
Day
Night
6th Jul 2025275 AMAQI
6th Jul 2025266 AMAQI
6th Jul 2025297 AMAQI
6th Jul 2025298 AMAQI
6th Jul 2025289 AMAQI
6th Jul 20252810 AMAQI
6th Jul 20252711 AMAQI
6th Jul 20252712 PMAQI
6th Jul 2025261 PMAQI
6th Jul 2025292 PMAQI
6th Jul 2025293 PMAQI
6th Jul 2025304 PMAQI
6th Jul 2025325 PMAQI
6th Jul 2025376 PMAQI
6th Jul 2025347 PMAQI
6th Jul 2025388 PMAQI
6th Jul 2025519 PMAQI
6th Jul 20255210 PMAQI
6th Jul 20255211 PMAQI
7th Jul 20255112 AMAQI
7th Jul 2025571 AMAQI
7th Jul 2025672 AMAQI
7th Jul 2025603 AMAQI
7th Jul 2025564 AMAQI
24°C22/30°C
7th Jul 2025545 AMAQI
7th Jul 2025546 AMAQI
7th Jul 2025557 AMAQI
7th Jul 2025548 AMAQI
7th Jul 2025549 AMAQI
7th Jul 20255610 AMAQI
7th Jul 20255811 AMAQI
7th Jul 20255912 PMAQI
7th Jul 2025621 PMAQI
7th Jul 2025642 PMAQI
7th Jul 2025603 PMAQI
7th Jul 2025604 PMAQI
7th Jul 2025595 PMAQI
7th Jul 2025606 PMAQI
7th Jul 2025577 PMAQI
7th Jul 2025578 PMAQI
7th Jul 2025589 PMAQI
7th Jul 20256010 PMAQI
7th Jul 20255911 PMAQI
8th Jul 20256012 AMAQI
8th Jul 2025621 AMAQI
8th Jul 2025692 AMAQI
8th Jul 2025673 AMAQI
8th Jul 2025654 AMAQI
22°C14/30°C
8th Jul 2025625 AMAQI
8th Jul 2025636 AMAQI
8th Jul 2025657 AMAQI
8th Jul 2025658 AMAQI
8th Jul 2025689 AMAQI
8th Jul 20256810 AMAQI
8th Jul 20256711 AMAQI
8th Jul 20256612 PMAQI
8th Jul 2025641 PMAQI
8th Jul 2025652 PMAQI
8th Jul 2025643 PMAQI
8th Jul 2025624 PMAQI
8th Jul 2025615 PMAQI
8th Jul 2025626 PMAQI
8th Jul 2025637 PMAQI
8th Jul 2025638 PMAQI
8th Jul 2025599 PMAQI
8th Jul 20255710 PMAQI
8th Jul 20255611 PMAQI
9th Jul 20255612 AMAQI
9th Jul 2025551 AMAQI
9th Jul 2025302 AMAQI
9th Jul 2025313 AMAQI
9th Jul 2025324 AMAQI
24°C15/30°C
9th Jul 2025325 AMAQI
9th Jul 2025336 AMAQI
9th Jul 2025377 AMAQI
9th Jul 2025378 AMAQI
9th Jul 2025379 AMAQI
9th Jul 20253910 AMAQI
9th Jul 20254311 AMAQI
9th Jul 20254612 PMAQI
9th Jul 2025461 PMAQI
9th Jul 2025472 PMAQI
9th Jul 2025463 PMAQI
9th Jul 2025494 PMAQI
9th Jul 2025495 PMAQI
9th Jul 2025466 PMAQI
9th Jul 2025437 PMAQI
9th Jul 2025438 PMAQI
9th Jul 2025429 PMAQI
9th Jul 20254210 PMAQI
9th Jul 20254411 PMAQI
10th Jul 20254412 AMAQI
10th Jul 2025461 AMAQI
10th Jul 2025442 AMAQI
10th Jul 2025443 AMAQI
10th Jul 2025424 AMAQI
23°C17/29°C
10th Jul 2025425 AMAQI
10th Jul 2025446 AMAQI
10th Jul 2025467 AMAQI
10th Jul 2025428 AMAQI
10th Jul 2025429 AMAQI
10th Jul 20254310 AMAQI
10th Jul 20254411 AMAQI
10th Jul 20254412 PMAQI
10th Jul 2025451 PMAQI
10th Jul 2025462 PMAQI
10th Jul 2025463 PMAQI
10th Jul 2025454 PMAQI
10th Jul 2025465 PMAQI
10th Jul 2025436 PMAQI
10th Jul 2025427 PMAQI
10th Jul 2025418 PMAQI
10th Jul 2025389 PMAQI
10th Jul 20254010 PMAQI
10th Jul 20254111 PMAQI
11th Jul 20254012 AMAQI
11th Jul 2025381 AMAQI
11th Jul 2025302 AMAQI
11th Jul 2025293 AMAQI
11th Jul 2025364 AMAQI
22°C15/30°C
11th Jul 2025395 AMAQI
11th Jul 2025376 AMAQI
11th Jul 2025387 AMAQI
11th Jul 2025388 AMAQI
11th Jul 2025389 AMAQI
11th Jul 20253610 AMAQI
11th Jul 20253411 AMAQI
11th Jul 20253212 PMAQI
11th Jul 2025321 PMAQI
11th Jul 2025332 PMAQI
11th Jul 2025353 PMAQI
11th Jul 2025364 PMAQI
11th Jul 2025355 PMAQI
11th Jul 2025366 PMAQI
11th Jul 2025367 PMAQI
11th Jul 2025368 PMAQI
11th Jul 2025349 PMAQI
11th Jul 20253210 PMAQI
11th Jul 20253311 PMAQI
12th Jul 20253412 AMAQI
12th Jul 2025311 AMAQI
12th Jul 2025292 AMAQI
12th Jul 2025273 AMAQI
12th Jul 2025284 AMAQI
21°C19/27°C
12th Jul 2025315 AMAQI
12th Jul 2025276 AMAQI
12th Jul 2025277 AMAQI
12th Jul 2025248 AMAQI
12th Jul 2025259 AMAQI
12th Jul 20252710 AMAQI
12th Jul 20252511 AMAQI
12th Jul 20252712 PMAQI
12th Jul 2025291 PMAQI
12th Jul 2025302 PMAQI
12th Jul 2025323 PMAQI
12th Jul 2025354 PMAQI
12th Jul 2025435 PMAQI
12th Jul 2025486 PMAQI
12th Jul 2025427 PMAQI
12th Jul 2025368 PMAQI
12th Jul 2025519 PMAQI
12th Jul 20255210 PMAQI
12th Jul 20255311 PMAQI
13th Jul 20255312 AMAQI
13th Jul 2025511 AMAQI
13th Jul 2025532 AMAQI
13th Jul 2025493 AMAQI
13th Jul 2025524 AMAQI
23°C19/31°C
13th Jul 2025545 AMAQI
13th Jul 2025576 AMAQI
13th Jul 2025617 AMAQI
13th Jul 2025668 AMAQI
13th Jul 2025719 AMAQI
13th Jul 20258410 AMAQI
13th Jul 20259311 AMAQI
13th Jul 202510812 PMAQI
13th Jul 20251111 PMAQI
13th Jul 20251032 PMAQI
13th Jul 2025923 PMAQI
13th Jul 2025884 PMAQI
13th Jul 2025905 PMAQI
13th Jul 2025956 PMAQI
13th Jul 2025747 PMAQI
13th Jul 2025758 PMAQI
13th Jul 2025779 PMAQI
13th Jul 20258010 PMAQI
13th Jul 20257811 PMAQI
14th Jul 20257412 AMAQI
14th Jul 2025771 AMAQI
14th Jul 2025712 AMAQI
14th Jul 2025703 AMAQI
14th Jul 2025694 AMAQI
22°C15/28°C
14th Jul 2025675 AMAQI
14th Jul 2025696 AMAQI
14th Jul 2025697 AMAQI
14th Jul 2025698 AMAQI
14th Jul 2025729 AMAQI
14th Jul 20257210 AMAQI
14th Jul 20256911 AMAQI
14th Jul 20257212 PMAQI
14th Jul 2025721 PMAQI
14th Jul 2025712 PMAQI
14th Jul 2025743 PMAQI
14th Jul 2025734 PMAQI
14th Jul 2025705 PMAQI
14th Jul 2025736 PMAQI
14th Jul 2025707 PMAQI
14th Jul 2025718 PMAQI
14th Jul 2025719 PMAQI
14th Jul 20257010 PMAQI
14th Jul 20256911 PMAQI
15th Jul 20256812 AMAQI
15th Jul 2025701 AMAQI
15th Jul 2025612 AMAQI
15th Jul 2025613 AMAQI
15th Jul 2025604 AMAQI
23°C15/32°C
15th Jul 2025595 AMAQI
15th Jul 2025606 AMAQI
15th Jul 2025637 AMAQI
15th Jul 2025638 AMAQI
15th Jul 2025659 AMAQI
15th Jul 20256410 AMAQI
15th Jul 20256511 AMAQI
15th Jul 20256212 PMAQI
15th Jul 2025591 PMAQI
15th Jul 2025602 PMAQI
15th Jul 2025623 PMAQI
15th Jul 2025604 PMAQI
15th Jul 2025595 PMAQI
15th Jul 2025596 PMAQI
15th Jul 2025637 PMAQI
15th Jul 2025618 PMAQI
15th Jul 2025599 PMAQI
15th Jul 20256010 PMAQI
15th Jul 20255911 PMAQI
16th Jul 20255812 AMAQI
16th Jul 2025521 AMAQI
16th Jul 2025442 AMAQI
16th Jul 2025433 AMAQI
16th Jul 2025444 AMAQI
24°C18/31°C
16th Jul 2025445 AMAQI
16th Jul 2025476 AMAQI
16th Jul 2025497 AMAQI
16th Jul 2025508 AMAQI
16th Jul 2025489 AMAQI
16th Jul 20254710 AMAQI
16th Jul 20254811 AMAQI
16th Jul 20254412 PMAQI
16th Jul 2025451 PMAQI
16th Jul 2025462 PMAQI
16th Jul 2025483 PMAQI
16th Jul 2025454 PMAQI
16th Jul 2025435 PMAQI
16th Jul 2025426 PMAQI
16th Jul 2025487 PMAQI
16th Jul 2025478 PMAQI
16th Jul 2025379 PMAQI
16th Jul 20253710 PMAQI
16th Jul 20253611 PMAQI
17th Jul 20253612 AMAQI
17th Jul 2025301 AMAQI
17th Jul 2025202 AMAQI
17th Jul 2025193 AMAQI
17th Jul 2025184 AMAQI
25°C18/32°C
17th Jul 2025165 AMAQI
17th Jul 2025166 AMAQI
17th Jul 2025187 AMAQI
17th Jul 2025188 AMAQI
17th Jul 2025189 AMAQI
17th Jul 20251810 AMAQI
17th Jul 20251911 AMAQI
17th Jul 20252112 PMAQI
17th Jul 2025281 PMAQI
17th Jul 2025232 PMAQI
17th Jul 2025203 PMAQI
17th Jul 2025194 PMAQI
17th Jul 2025195 PMAQI
17th Jul 2025206 PMAQI
17th Jul 2025207 PMAQI
17th Jul 2025208 PMAQI
17th Jul 2025199 PMAQI
17th Jul 20252010 PMAQI
17th Jul 20252011 PMAQI
18th Jul 20251912 AMAQI
18th Jul 2025211 AMAQI
18th Jul 2025192 AMAQI
18th Jul 2025213 AMAQI
18th Jul 2025224 AMAQI
18°C14/21°C
18th Jul 2025215 AMAQI
18th Jul 2025226 AMAQI
18th Jul 2025227 AMAQI
18th Jul 2025228 AMAQI
18th Jul 2025229 AMAQI
18th Jul 20252010 AMAQI
18th Jul 20251911 AMAQI
18th Jul 20252012 PMAQI
18th Jul 2025201 PMAQI
18th Jul 2025202 PMAQI
18th Jul 2025213 PMAQI
18th Jul 2025244 PMAQI
18th Jul 2025225 PMAQI
18th Jul 2025216 PMAQI
18th Jul 2025217 PMAQI
18th Jul 2025218 PMAQI
18th Jul 2025219 PMAQI
18th Jul 20252310 PMAQI
18th Jul 20252411 PMAQI
19th Jul 20252312 AMAQI
19th Jul 2025231 AMAQI
19th Jul 2025222 AMAQI
19th Jul 2025213 AMAQI
19th Jul 2025224 AMAQI
18°C8/25°C
19th Jul 2025215 AMAQI
19th Jul 2025236 AMAQI
19th Jul 2025247 AMAQI
19th Jul 2025248 AMAQI
19th Jul 2025249 AMAQI
19th Jul 20252410 AMAQI
19th Jul 20252611 AMAQI
19th Jul 20252612 PMAQI
19th Jul 2025271 PMAQI
19th Jul 2025282 PMAQI
19th Jul 2025283 PMAQI
19th Jul 2025264 PMAQI
19th Jul 2025255 PMAQI
19th Jul 2025246 PMAQI
19th Jul 2025247 PMAQI
19th Jul 2025248 PMAQI
19th Jul 2025239 PMAQI
19th Jul 20252310 PMAQI
19th Jul 20252411 PMAQI
20th Jul 20252312 AMAQI
20th Jul 2025251 AMAQI
20th Jul 2025242 AMAQI
20th Jul 2025243 AMAQI
20th Jul 2025234 AMAQI
23°C18/30°C
20th Jul 2025235 AMAQI
20th Jul 2025266 AMAQI
20th Jul 2025267 AMAQI
20th Jul 2025258 AMAQI
20th Jul 2025259 AMAQI
20th Jul 20252510 AMAQI
20th Jul 20252511 AMAQI
20th Jul 20252512 PMAQI
20th Jul 2025271 PMAQI
20th Jul 2025272 PMAQI
20th Jul 2025293 PMAQI
20th Jul 2025304 PMAQI
20th Jul 2025305 PMAQI
20th Jul 2025326 PMAQI
20th Jul 2025277 PMAQI
20th Jul 2025288 PMAQI
20th Jul 2025369 PMAQI
20th Jul 20254010 PMAQI
20th Jul 20254611 PMAQI
21st Jul 20255112 AMAQI
21st Jul 2025521 AMAQI
21st Jul 2025962 AMAQI
21st Jul 20251093 AMAQI
21st Jul 20251274 AMAQI
21°C16/24°C
21st Jul 20251305 AMAQI
21st Jul 20251336 AMAQI
21st Jul 20251197 AMAQI
21st Jul 20251228 AMAQI
21st Jul 20251089 AMAQI
21st Jul 20259710 AMAQI
21st Jul 20259711 AMAQI
21st Jul 20258212 PMAQI
21st Jul 2025801 PMAQI
21st Jul 2025802 PMAQI
21st Jul 2025763 PMAQI
21st Jul 2025794 PMAQI
21st Jul 2025805 PMAQI
21st Jul 2025796 PMAQI
21st Jul 2025867 PMAQI
21st Jul 2025838 PMAQI
21st Jul 2025809 PMAQI
21st Jul 20258210 PMAQI
21st Jul 20258411 PMAQI
22nd Jul 20257812 AMAQI
22nd Jul 2025761 AMAQI
22nd Jul 2025672 AMAQI
22nd Jul 2025663 AMAQI
22nd Jul 2025654 AMAQI
21°C12/28°C
22nd Jul 2025625 AMAQI
22nd Jul 2025616 AMAQI
22nd Jul 2025617 AMAQI
22nd Jul 2025608 AMAQI
22nd Jul 2025609 AMAQI
22nd Jul 20256510 AMAQI
22nd Jul 20256811 AMAQI
22nd Jul 20256912 PMAQI
22nd Jul 2025661 PMAQI
22nd Jul 2025642 PMAQI
22nd Jul 2025643 PMAQI
22nd Jul 2025634 PMAQI
22nd Jul 2025635 PMAQI
22nd Jul 2025626 PMAQI
22nd Jul 2025637 PMAQI
22nd Jul 2025638 PMAQI
22nd Jul 2025639 PMAQI
22nd Jul 20256210 PMAQI
22nd Jul 20256311 PMAQI
23rd Jul 20256212 AMAQI
23rd Jul 2025631 AMAQI
23rd Jul 2025612 AMAQI
23rd Jul 2025613 AMAQI
23rd Jul 2025624 AMAQI
23°C14/33°C
23rd Jul 2025625 AMAQI
23rd Jul 2025636 AMAQI
23rd Jul 2025647 AMAQI
23rd Jul 2025638 AMAQI
23rd Jul 2025609 AMAQI
23rd Jul 20255710 AMAQI
23rd Jul 20255511 AMAQI
23rd Jul 20255412 PMAQI
23rd Jul 2025581 PMAQI
23rd Jul 2025602 PMAQI
23rd Jul 2025613 PMAQI
23rd Jul 2025604 PMAQI
23rd Jul 2025585 PMAQI
23rd Jul 2025586 PMAQI
23rd Jul 2025597 PMAQI
23rd Jul 2025598 PMAQI
23rd Jul 2025579 PMAQI
23rd Jul 20255710 PMAQI
23rd Jul 20255711 PMAQI
24th Jul 20255712 AMAQI
24th Jul 2025571 AMAQI
24th Jul 2025482 AMAQI
24th Jul 2025423 AMAQI
24th Jul 2025394 AMAQI
27°C21/36°C
24th Jul 2025385 AMAQI
24th Jul 2025396 AMAQI
24th Jul 2025377 AMAQI
24th Jul 2025338 AMAQI
24th Jul 2025319 AMAQI
24th Jul 20252910 AMAQI
24th Jul 20253011 AMAQI
24th Jul 20252912 PMAQI
24th Jul 2025281 PMAQI
24th Jul 2025312 PMAQI
24th Jul 2025353 PMAQI
24th Jul 2025344 PMAQI
24th Jul 2025355 PMAQI
24th Jul 2025326 PMAQI
24th Jul 2025347 PMAQI
24th Jul 2025348 PMAQI
24th Jul 2025329 PMAQI
24th Jul 20253110 PMAQI
24th Jul 20253111 PMAQI
25th Jul 20253112 AMAQI
25th Jul 2025311 AMAQI
25th Jul 2025212 AMAQI
25th Jul 2025203 AMAQI
25th Jul 2025194 AMAQI
26°C22/33°C
25th Jul 2025205 AMAQI
25th Jul 2025196 AMAQI
25th Jul 2025217 AMAQI
25th Jul 2025238 AMAQI
25th Jul 2025259 AMAQI
25th Jul 20252710 AMAQI
25th Jul 20252611 AMAQI
25th Jul 20252512 PMAQI
25th Jul 2025281 PMAQI
25th Jul 2025302 PMAQI
25th Jul 2025313 PMAQI
25th Jul 2025324 PMAQI
25th Jul 2025325 PMAQI
25th Jul 2025326 PMAQI
25th Jul 2025297 PMAQI
25th Jul 2025328 PMAQI
25th Jul 2025509 PMAQI
25th Jul 20255610 PMAQI
25th Jul 20255811 PMAQI
26th Jul 20256012 AMAQI
26th Jul 2025771 AMAQI
26th Jul 20251172 AMAQI
26th Jul 20251203 AMAQI
26th Jul 20251164 AMAQI
24°C20/29°C
26th Jul 20251035 AMAQI
26th Jul 20251036 AMAQI
26th Jul 20251017 AMAQI
26th Jul 2025978 AMAQI
26th Jul 20251049 AMAQI
26th Jul 20259610 AMAQI
26th Jul 20259011 AMAQI
26th Jul 20257512 PMAQI
26th Jul 2025701 PMAQI
26th Jul 2025682 PMAQI
26th Jul 2025703 PMAQI
26th Jul 2025664 PMAQI
26th Jul 2025625 PMAQI
26th Jul 2025626 PMAQI
26th Jul 2025757 PMAQI
26th Jul 2025868 PMAQI
26th Jul 2025679 PMAQI
26th Jul 20257110 PMAQI
26th Jul 20256511 PMAQI
27th Jul 20256712 AMAQI
27th Jul 2025681 AMAQI
27th Jul 2025352 AMAQI
27th Jul 2025323 AMAQI
27th Jul 2025304 AMAQI
24°C19/31°C
27th Jul 2025315 AMAQI
27th Jul 2025256 AMAQI
27th Jul 2025307 AMAQI
27th Jul 2025298 AMAQI
27th Jul 2025299 AMAQI
27th Jul 20253010 AMAQI
27th Jul 20253111 AMAQI
27th Jul 20253312 PMAQI
27th Jul 2025341 PMAQI
27th Jul 2025342 PMAQI
27th Jul 2025353 PMAQI
27th Jul 2025364 PMAQI
27th Jul 2025355 PMAQI
27th Jul 2025356 PMAQI
27th Jul 2025347 PMAQI
27th Jul 2025348 PMAQI
27th Jul 2025339 PMAQI
27th Jul 20253310 PMAQI
27th Jul 20253311 PMAQI
28th Jul 20253212 AMAQI
28th Jul 2025341 AMAQI
28th Jul 2025282 AMAQI
28th Jul 2025253 AMAQI
28th Jul 2025264 AMAQI
27°C20/35°C
28th Jul 2025255 AMAQI
28th Jul 2025266 AMAQI
28th Jul 2025267 AMAQI
28th Jul 2025268 AMAQI
28th Jul 2025279 AMAQI
28th Jul 20252810 AMAQI
28th Jul 20252811 AMAQI
28th Jul 20252812 PMAQI
28th Jul 2025291 PMAQI
28th Jul 2025292 PMAQI
28th Jul 2025293 PMAQI
28th Jul 2025284 PMAQI
28th Jul 2025275 PMAQI
28th Jul 2025286 PMAQI
28th Jul 2025287 PMAQI
28th Jul 2025278 PMAQI
28th Jul 2025289 PMAQI
28th Jul 20252910 PMAQI
28th Jul 20253111 PMAQI
29th Jul 20253112 AMAQI
29th Jul 2025321 AMAQI
29th Jul 2025312 AMAQI
29th Jul 2025293 AMAQI
29th Jul 2025274 AMAQI
28°C22/36°C
29th Jul 2025275 AMAQI
29th Jul 2025286 AMAQI
29th Jul 2025287 AMAQI
29th Jul 2025298 AMAQI
29th Jul 2025329 AMAQI
29th Jul 20253210 AMAQI
29th Jul 20253611 AMAQI
29th Jul 20253812 PMAQI
29th Jul 2025401 PMAQI
29th Jul 2025402 PMAQI
29th Jul 2025403 PMAQI
29th Jul 2025424 PMAQI
29th Jul 2025425 PMAQI
29th Jul 2025426 PMAQI
29th Jul 2025367 PMAQI
29th Jul 2025348 PMAQI
29th Jul 2025459 PMAQI
29th Jul 20254610 PMAQI
29th Jul 20254711 PMAQI
30th Jul 20254612 AMAQI
30th Jul 2025491 AMAQI
30th Jul 2025552 AMAQI
30th Jul 2025543 AMAQI
30th Jul 2025544 AMAQI
28°C21/35°C
30th Jul 2025545 AMAQI
30th Jul 2025546 AMAQI
30th Jul 2025547 AMAQI
30th Jul 2025558 AMAQI
30th Jul 2025559 AMAQI
30th Jul 20255510 AMAQI
30th Jul 20255711 AMAQI
30th Jul 20255712 PMAQI
30th Jul 2025581 PMAQI
30th Jul 2025562 PMAQI
30th Jul 2025573 PMAQI
30th Jul 2025574 PMAQI
30th Jul 2025575 PMAQI
30th Jul 2025576 PMAQI
30th Jul 2025577 PMAQI
30th Jul 2025578 PMAQI
30th Jul 2025629 PMAQI
30th Jul 20256810 PMAQI
30th Jul 20257211 PMAQI
31st Jul 20257512 AMAQI
31st Jul 2025811 AMAQI
31st Jul 20251482 AMAQI
31st Jul 20251543 AMAQI
31st Jul 20251584 AMAQI
21°C18/23°C
31st Jul 20251605 AMAQI
31st Jul 20251646 AMAQI
31st Jul 20251717 AMAQI
31st Jul 20251758 AMAQI
31st Jul 20251739 AMAQI
31st Jul 202518210 AMAQI
31st Jul 202517811 AMAQI
31st Jul 202518012 PMAQI
31st Jul 20251701 PMAQI
31st Jul 20251702 PMAQI
31st Jul 20251643 PMAQI
31st Jul 20251574 PMAQI
31st Jul 20251585 PMAQI
31st Jul 20251596 PMAQI
31st Jul 20251587 PMAQI
31st Jul 20251458 PMAQI
31st Jul 20251539 PMAQI
31st Jul 202515410 PMAQI
31st Jul 202514211 PMAQI
1st Aug 202514912 AMAQI
1st Aug 20251341 AMAQI
1st Aug 20251342 AMAQI
1st Aug 20251253 AMAQI
1st Aug 20251194 AMAQI
19°C13/25°C
1st Aug 20251115 AMAQI
1st Aug 20251126 AMAQI
1st Aug 20251087 AMAQI
1st Aug 20251078 AMAQI
1st Aug 20251059 AMAQI
1st Aug 202510110 AMAQI
1st Aug 20259711 AMAQI
1st Aug 202510512 PMAQI
1st Aug 20251201 PMAQI
1st Aug 20251142 PMAQI
1st Aug 20251163 PMAQI
1st Aug 20251034 PMAQI
1st Aug 20251045 PMAQI
1st Aug 20251016 PMAQI
1st Aug 20251127 PMAQI
1st Aug 20251088 PMAQI
1st Aug 20251019 PMAQI
1st Aug 202510510 PMAQI
1st Aug 202510311 PMAQI
2nd Aug 202511512 AMAQI
2nd Aug 20251101 AMAQI
2nd Aug 20251122 AMAQI
2nd Aug 20251083 AMAQI
2nd Aug 20251044 AMAQI
18°C10/26°C
2nd Aug 20251045 AMAQI
2nd Aug 20251006 AMAQI
2nd Aug 20251017 AMAQI
2nd Aug 20251058 AMAQI
2nd Aug 20251029 AMAQI
2nd Aug 202510210 AMAQI
2nd Aug 202510211 AMAQI
2nd Aug 20259912 PMAQI
2nd Aug 20251021 PMAQI
2nd Aug 20251022 PMAQI
2nd Aug 2025993 PMAQI
2nd Aug 2025974 PMAQI
2nd Aug 20251025 PMAQI
2nd Aug 2025966 PMAQI
2nd Aug 20251037 PMAQI
2nd Aug 20251118 PMAQI
2nd Aug 20251059 PMAQI
2nd Aug 202510710 PMAQI
2nd Aug 202510711 PMAQI
3rd Aug 202511012 AMAQI
3rd Aug 20251121 AMAQI
3rd Aug 20251142 AMAQI
3rd Aug 20251063 AMAQI
3rd Aug 20251144 AMAQI
19°C9/28°C
3rd Aug 20251165 AMAQI
3rd Aug 20251106 AMAQI
3rd Aug 20251177 AMAQI
3rd Aug 20251138 AMAQI
3rd Aug 20251089 AMAQI
3rd Aug 202510410 AMAQI
3rd Aug 20259811 AMAQI
3rd Aug 20259212 PMAQI
3rd Aug 2025901 PMAQI
3rd Aug 2025932 PMAQI
3rd Aug 2025913 PMAQI
3rd Aug 20251004 PMAQI
3rd Aug 20251055 PMAQI
3rd Aug 20251246 PMAQI
3rd Aug 20251047 PMAQI
3rd Aug 20251208 PMAQI
3rd Aug 20251319 PMAQI
3rd Aug 202512910 PMAQI
3rd Aug 202514011 PMAQI
4th Aug 202513812 AMAQI
4th Aug 20251441 AMAQI
4th Aug 20251392 AMAQI
4th Aug 20251453 AMAQI
4th Aug 20251504 AMAQI
20°C11/29°C
4th Aug 20251495 AMAQI
4th Aug 20251486 AMAQI
4th Aug 20251507 AMAQI
4th Aug 20251508 AMAQI
4th Aug 20251469 AMAQI
4th Aug 202514910 AMAQI
4th Aug 202514211 AMAQI
4th Aug 202513712 PMAQI
4th Aug 20251181 PMAQI
4th Aug 20251022 PMAQI
4th Aug 2025953 PMAQI
4th Aug 2025944 PMAQI
4th Aug 2025955 PMAQI
4th Aug 2025896 PMAQI
4th Aug 20251477 PMAQI
4th Aug 20251078 PMAQI
4th Aug 2025709 PMAQI
4th Aug 20256610 PMAQI
4th Aug 20256411 PMAQI
5th Aug 20256212 AMAQI
5th Aug 2025611 AMAQI
5th Aug 2025602 AMAQI
5th Aug 2025593 AMAQI
5th Aug 2025594 AMAQI
19°C10/26°C
5th Aug 2025595 AMAQI
5 AM5th Aug 2025636 AMAQI
5th Aug 2025687 AMAQI
5th Aug 2025728 AMAQI
5th Aug 2025849 AMAQI
5th Aug 20259010 AMAQI
5th Aug 20258911 AMAQI
12 PM
8 PM
12 AM
4 AM
--°C/°C
Day time
Avg. Highest Time
5 AM - 8 PM
60AQI
16 hours / Day
480 hours / Month
Avg. Lowest Time
5 AM - 8 PM
60AQI
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. 60), while the lowest AQI was between 5 AM to 8 PM (Avg. 60).
Night time
Avg. Highest Time
12 AM - 11 PM
60AQI
8 hours / Day
240 hours / Month
Avg. Lowest Time
12 AM - 11 PM
60AQI
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. 60), while the lowest AQI was between 12 AM to 11 PM (Avg. 60).
2025 Days Vs Air Quality
Madison, Wisconsin, United States
2025
83%
179
14%
31
2%
5
0.4%
1
Total number of days with different AQI categories in last 217 days in 2025 (148 days remaining)
Good
179 DaysModerate
31 DaysPoor
5 DaysUnhealthy
1 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 83%
Health Risk Level:
Low
In 2025, 83% of 217 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
Madison, 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
24AQI
24AQI
2nd January 2025
23AQI
23AQI
3rd January 2025
25AQI
25AQI
4th January 2025
18AQI
18AQI
5th January 2025
20AQI
20AQI
6th January 2025
19AQI
19AQI
7th January 2025
22AQI
22AQI
8th January 2025
27AQI
27AQI
9th January 2025
48AQI
48AQI
10th January 2025
62AQI
62AQI
11th January 2025
42AQI
42AQI
12th January 2025
45AQI
45AQI
13th January 2025
23AQI
23AQI
14th January 2025
29AQI
29AQI
15th January 2025
35AQI
35AQI
16th January 2025
33AQI
33AQI
17th January 2025
28AQI
28AQI
18th January 2025
20AQI
20AQI
19th January 2025
19AQI
19AQI
20th January 2025
21AQI
21AQI
21st January 2025
24AQI
24AQI
22nd January 2025
26AQI
26AQI
23rd January 2025
31AQI
31AQI
24th January 2025
36AQI
36AQI
25th January 2025
32AQI
32AQI
26th January 2025
22AQI
22AQI
27th January 2025
22AQI
22AQI
28th January 2025
25AQI
25AQI
29th January 2025
23AQI
23AQI
30th January 2025
40AQI
40AQI
31st January 2025
40AQI
40AQI
1st February 2025
20AQI
20AQI
2nd February 2025
50AQI
50AQI
3rd February 2025
40AQI
40AQI
4th February 2025
22AQI
22AQI
5th February 2025
26AQI
26AQI
6th February 2025
36AQI
36AQI
7th February 2025
27AQI
27AQI
8th February 2025
36AQI
36AQI
9th February 2025
34AQI
34AQI
10th February 2025
32AQI
32AQI
11th February 2025
32AQI
32AQI
12th February 2025
27AQI
27AQI
13th February 2025
28AQI
28AQI
14th February 2025
43AQI
43AQI
15th February 2025
44AQI
44AQI
16th February 2025
22AQI
22AQI
17th February 2025
25AQI
25AQI
18th February 2025
27AQI
27AQI
19th February 2025
26AQI
26AQI
20th February 2025
29AQI
29AQI
21st February 2025
33AQI
33AQI
22nd February 2025
47AQI
47AQI
23rd February 2025
65AQI
65AQI
24th February 2025
38AQI
38AQI
25th February 2025
26AQI
26AQI
26th February 2025
37AQI
37AQI
27th February 2025
34AQI
34AQI
28th February 2025
23AQI
23AQI
1st March 2025
23AQI
23AQI
2nd March 2025
23AQI
23AQI
3rd March 2025
42AQI
42AQI
4th March 2025
42AQI
42AQI
5th March 2025
24AQI
24AQI
6th March 2025
21AQI
21AQI
7th March 2025
30AQI
30AQI
8th March 2025
25AQI
25AQI
9th March 2025
24AQI
24AQI
10th March 2025
25AQI
25AQI
11th March 2025
24AQI
24AQI
12th March 2025
34AQI
34AQI
13th March 2025
49AQI
49AQI
14th March 2025
50AQI
50AQI
15th March 2025
75AQI
75AQI
16th March 2025
16AQI
16AQI
17th March 2025
21AQI
21AQI
18th March 2025
29AQI
29AQI
19th March 2025
23AQI
23AQI
20th March 2025
19AQI
19AQI
21st March 2025
25AQI
25AQI
22nd March 2025
19AQI
19AQI
23rd March 2025
24AQI
24AQI
24th March 2025
23AQI
23AQI
25th March 2025
27AQI
27AQI
26th March 2025
28AQI
28AQI
27th March 2025
30AQI
30AQI
28th March 2025
49AQI
49AQI
29th March 2025
21AQI
21AQI
30th March 2025
16AQI
16AQI
31st March 2025
17AQI
17AQI
1st April 2025
20AQI
20AQI
2nd April 2025
28AQI
28AQI
3rd April 2025
20AQI
20AQI
4th April 2025
25AQI
25AQI
5th April 2025
23AQI
23AQI
6th April 2025
25AQI
25AQI
7th April 2025
28AQI
28AQI
8th April 2025
19AQI
19AQI
9th April 2025
39AQI
39AQI
10th April 2025
51AQI
51AQI
11th April 2025
51AQI
51AQI
12th April 2025
56AQI
56AQI
13th April 2025
43AQI
43AQI
14th April 2025
30AQI
30AQI
15th April 2025
15AQI
15AQI
16th April 2025
20AQI
20AQI
17th April 2025
37AQI
37AQI
18th April 2025
47AQI
47AQI
19th April 2025
23AQI
23AQI
20th April 2025
29AQI
29AQI
21st April 2025
16AQI
16AQI
22nd April 2025
28AQI
28AQI
23rd April 2025
38AQI
38AQI
24th April 2025
29AQI
29AQI
25th April 2025
18AQI
18AQI
26th April 2025
19AQI
19AQI
27th April 2025
30AQI
30AQI
28th April 2025
38AQI
38AQI
29th April 2025
27AQI
27AQI
30th April 2025
21AQI
21AQI
1st May 2025
23AQI
23AQI
2nd May 2025
23AQI
23AQI
3rd May 2025
17AQI
17AQI
4th May 2025
25AQI
25AQI
5th May 2025
23AQI
23AQI
6th May 2025
31AQI
31AQI
7th May 2025
35AQI
35AQI
8th May 2025
18AQI
18AQI
9th May 2025
31AQI
31AQI
10th May 2025
37AQI
37AQI
11th May 2025
24AQI
24AQI
12th May 2025
36AQI
36AQI
13th May 2025
39AQI
39AQI
14th May 2025
35AQI
35AQI
15th May 2025
46AQI
46AQI
16th May 2025
36AQI
36AQI
17th May 2025
17AQI
17AQI
18th May 2025
20AQI
20AQI
19th May 2025
16AQI
16AQI
20th May 2025
18AQI
18AQI
21st May 2025
16AQI
16AQI
22nd May 2025
16AQI
16AQI
23rd May 2025
16AQI
16AQI
24th May 2025
25AQI
25AQI
25th May 2025
23AQI
23AQI
26th May 2025
25AQI
25AQI
27th May 2025
26AQI
26AQI
28th May 2025
28AQI
28AQI
29th May 2025
31AQI
31AQI
30th May 2025
39AQI
39AQI
31st May 2025
39AQI
39AQI
1st June 2025
44AQI
44AQI
2nd June 2025
47AQI
47AQI
3rd June 2025
55AQI
55AQI
4th June 2025
108AQI
108AQI
5th June 2025
88AQI
88AQI
6th June 2025
79AQI
79AQI
7th June 2025
76AQI
76AQI
8th June 2025
78AQI
78AQI
9th June 2025
73AQI
73AQI
10th June 2025
65AQI
65AQI
11th June 2025
74AQI
74AQI
12th June 2025
99AQI
99AQI
13th June 2025
53AQI
53AQI
14th June 2025
52AQI
52AQI
15th June 2025
54AQI
54AQI
16th June 2025
53AQI
53AQI
17th June 2025
39AQI
39AQI
18th June 2025
29AQI
29AQI
19th June 2025
32AQI
32AQI
20th June 2025
35AQI
35AQI
21st June 2025
41AQI
41AQI
22nd June 2025
45AQI
45AQI
23rd June 2025
55AQI
55AQI
24th June 2025
28AQI
28AQI
25th June 2025
35AQI
35AQI
26th June 2025
34AQI
34AQI
27th June 2025
22AQI
22AQI
28th June 2025
24AQI
24AQI
29th June 2025
29AQI
29AQI
30th June 2025
25AQI
25AQI
1st July 2025
30AQI
30AQI
2nd July 2025
47AQI
47AQI
3rd July 2025
44AQI
44AQI
4th July 2025
42AQI
42AQI
5th July 2025
59AQI
59AQI
6th July 2025
35AQI
35AQI
7th July 2025
58AQI
58AQI
8th July 2025
63AQI
63AQI
9th July 2025
42AQI
42AQI
10th July 2025
43AQI
43AQI
11th July 2025
35AQI
35AQI
12th July 2025
35AQI
35AQI
13th July 2025
74AQI
74AQI
14th July 2025
71AQI
71AQI
15th July 2025
62AQI
62AQI
16th July 2025
45AQI
45AQI
17th July 2025
21AQI
21AQI
18th July 2025
21AQI
21AQI
19th July 2025
24AQI
24AQI
20th July 2025
28AQI
28AQI
21st July 2025
92AQI
92AQI
22nd July 2025
65AQI
65AQI
23rd July 2025
60AQI
60AQI
24th July 2025
37AQI
37AQI
25th July 2025
30AQI
30AQI
26th July 2025
85AQI
85AQI
27th July 2025
36AQI
36AQI
28th July 2025
28AQI
28AQI
29th July 2025
36AQI
36AQI
30th July 2025
56AQI
56AQI
31st July 2025
153AQI
153AQI
1st August 2025
113AQI
113AQI
2nd August 2025
105AQI
105AQI
3rd August 2025
112AQI
112AQI
4th August 2025
130AQI
130AQI
29AQI
33AQI
29AQI
30AQI
27AQI
52AQI
50AQI
115AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202537AQI
30
1
27
1
30
1
27
3
31
15
14
1
19
11
1
4
179
31
5
1
Highest AQI recorded in
August115AQI
Lowest AQI recorded in
May27AQI
202433AQI
27
4
27
2
31
27
3
29
2
30
31
28
3
30
30
1
29
1
28
3
347
19
Highest AQI recorded in
April38AQI
Lowest AQI recorded in
November28AQI
202342AQI
23
8
24
4
29
2
27
3
20
11
7
17
3
1
2
22
6
3
17
14
28
2
30
1
27
2
28
3
282
73
6
1
2
Highest AQI recorded in
June86AQI
Lowest AQI recorded in
October29AQI
202236AQI
26
5
18
3
25
6
30
27
4
28
2
23
2
29
24
7
25
5
27
4
284
36
Highest AQI recorded in
October40AQI
Lowest AQI recorded in
September30AQI
202139AQI
19
11
19
9
24
7
25
5
30
1
30
15
16
22
9
30
29
2
27
3
24
7
294
70
Highest AQI recorded in
July49AQI
Lowest AQI recorded in
October31AQI
202036AQI
11
2
17
4
18
26
4
25
6
30
1
28
2
30
1
25
5
21
10
231
35
Highest AQI recorded in
December41AQI
Lowest AQI recorded in
September30AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2023(Avg.)
42AQILeast Polluted Year Recorded
2024(Avg.)
33AQIMadison's annual 2025 AQI (37) shows an average percentage change of 1.1% (worsened AQI) compared to previous years: 2020 (36), 2021 (39), 2022 (36), 2023 (42), 2024 (33).
