Country Background

South Burlington, Vermont, 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+

October Air Quality Analysis

South Burlington, Vermont, United States

2021
2022
2023
2024
2025
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
1st Oct 2023
69AQI
Lowest AQI recorded on
26th Oct 2024
0AQI


Same Day Analysis (17th October ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 3rd highest AQI at 28 of Good air quality, showing improvement over 2024 and 2022 on the same day.

Download 2024 Annual Data

World Air Quality Report

Globe

Day & Night AQI Trend: 17th Oct - 18th Oct 2025

South Burlington, Vermont, United States

AQI
Day
Night
.

6 AM17th Oct 2025

6 PM

5 AM18th Oct 2025

Day time
Avg. Highest Time
7AM17th Oct

44AQI

Avg. Lowest Time
5PM17th Oct

8AQI

Night time
Avg. Highest Time
6AM17th Oct

42AQI

Avg. Lowest Time
5AM18th Oct

8AQI

In the last 24 hours,

South Burlington's AQI reached its highest point of 44 at 7 AM during the Day, while the lowest point, 8, was recorded at 5 AM during the Night between 17th Oct and 18th Oct 2025.

Day & Night AQI Trend : Sep - Oct 2025

South Burlington, Vermont, United States

SepOct
18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th - 06th06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th
Day
Night
18th Sep 2025266 AMAQI
18th Sep 2025267 AMAQI
18th Sep 2025278 AMAQI
18th Sep 2025299 AMAQI
18th Sep 20252710 AMAQI
18th Sep 20252711 AMAQI
18th Sep 20252812 PMAQI
18th Sep 2025281 PMAQI
18th Sep 2025302 PMAQI
18th Sep 2025293 PMAQI
18th Sep 2025294 PMAQI
18th Sep 2025285 PMAQI
18th Sep 2025296 PMAQI
18th Sep 2025277 PMAQI
18th Sep 2025288 PMAQI
18th Sep 2025309 PMAQI
18th Sep 20252610 PMAQI
18th Sep 20252611 PMAQI
19th Sep 20252612 AMAQI
19th Sep 2025261 AMAQI
19th Sep 2025222 AMAQI
19th Sep 2025183 AMAQI
19th Sep 2025184 AMAQI
19th Sep 2025165 AMAQI

20°C10/29°C

19th Sep 2025166 AMAQI
19th Sep 2025177 AMAQI
19th Sep 2025178 AMAQI
19th Sep 2025189 AMAQI
19th Sep 20251710 AMAQI
19th Sep 20251711 AMAQI
19th Sep 20251812 PMAQI
19th Sep 2025181 PMAQI
19th Sep 2025192 PMAQI
19th Sep 2025183 PMAQI
19th Sep 2025204 PMAQI
19th Sep 2025185 PMAQI
19th Sep 2025186 PMAQI
19th Sep 2025177 PMAQI
19th Sep 2025188 PMAQI
19th Sep 2025189 PMAQI
19th Sep 20251810 PMAQI
19th Sep 20251811 PMAQI
20th Sep 20251712 AMAQI
20th Sep 2025161 AMAQI
20th Sep 2025182 AMAQI
20th Sep 2025163 AMAQI
20th Sep 2025164 AMAQI
20th Sep 2025165 AMAQI

15°C11/19°C

20th Sep 2025166 AMAQI
20th Sep 2025187 AMAQI
20th Sep 2025198 AMAQI
20th Sep 2025189 AMAQI
20th Sep 20251710 AMAQI
20th Sep 20251611 AMAQI
20th Sep 20252012 PMAQI
20th Sep 2025251 PMAQI
20th Sep 2025232 PMAQI
20th Sep 2025223 PMAQI
20th Sep 2025214 PMAQI
20th Sep 2025165 PMAQI
20th Sep 2025166 PMAQI
20th Sep 2025207 PMAQI
20th Sep 2025168 PMAQI
20th Sep 2025179 PMAQI
20th Sep 20251810 PMAQI
20th Sep 20251811 PMAQI
21st Sep 20252112 AMAQI
21st Sep 2025221 AMAQI
21st Sep 2025222 AMAQI
21st Sep 2025213 AMAQI
21st Sep 2025204 AMAQI
21st Sep 2025185 AMAQI

11°C4/18°C

21st Sep 2025186 AMAQI
21st Sep 2025187 AMAQI
21st Sep 2025188 AMAQI
21st Sep 2025189 AMAQI
21st Sep 20251810 AMAQI
21st Sep 20251911 AMAQI
21st Sep 20251812 PMAQI
21st Sep 2025191 PMAQI
21st Sep 2025182 PMAQI
21st Sep 2025193 PMAQI
21st Sep 2025184 PMAQI
21st Sep 2025185 PMAQI
21st Sep 2025186 PMAQI
21st Sep 2025197 PMAQI
21st Sep 2025198 PMAQI
21st Sep 2025199 PMAQI
21st Sep 20251910 PMAQI
21st Sep 20251911 PMAQI
22nd Sep 20251912 AMAQI
22nd Sep 2025181 AMAQI
22nd Sep 2025182 AMAQI
22nd Sep 2025183 AMAQI
22nd Sep 2025184 AMAQI
22nd Sep 2025185 AMAQI

14°C3/26°C

22nd Sep 2025206 AMAQI
22nd Sep 2025197 AMAQI
22nd Sep 2025218 AMAQI
22nd Sep 2025219 AMAQI
22nd Sep 20252110 AMAQI
22nd Sep 20252211 AMAQI
22nd Sep 20252112 PMAQI
22nd Sep 2025211 PMAQI
22nd Sep 2025222 PMAQI
22nd Sep 2025233 PMAQI
22nd Sep 2025224 PMAQI
22nd Sep 2025225 PMAQI
22nd Sep 2025246 PMAQI
22nd Sep 2025227 PMAQI
22nd Sep 2025228 PMAQI
22nd Sep 2025259 PMAQI
22nd Sep 20252310 PMAQI
22nd Sep 20252311 PMAQI
23rd Sep 20252312 AMAQI
23rd Sep 2025261 AMAQI
23rd Sep 2025262 AMAQI
23rd Sep 2025223 AMAQI
23rd Sep 2025244 AMAQI
23rd Sep 2025265 AMAQI

19°C11/27°C

23rd Sep 2025256 AMAQI
23rd Sep 2025277 AMAQI
23rd Sep 2025288 AMAQI
23rd Sep 2025309 AMAQI
23rd Sep 20252910 AMAQI
23rd Sep 20253011 AMAQI
23rd Sep 20253012 PMAQI
23rd Sep 2025311 PMAQI
23rd Sep 2025312 PMAQI
23rd Sep 2025333 PMAQI
23rd Sep 2025344 PMAQI
23rd Sep 2025325 PMAQI
23rd Sep 2025346 PMAQI
23rd Sep 2025307 PMAQI
23rd Sep 2025308 PMAQI
23rd Sep 2025349 PMAQI
23rd Sep 20253410 PMAQI
23rd Sep 20253211 PMAQI
24th Sep 20253212 AMAQI
24th Sep 2025301 AMAQI
24th Sep 2025292 AMAQI
24th Sep 2025293 AMAQI
24th Sep 2025274 AMAQI
24th Sep 2025275 AMAQI

18°C17/20°C

24th Sep 2025266 AMAQI
24th Sep 2025287 AMAQI
24th Sep 2025288 AMAQI
24th Sep 2025289 AMAQI
24th Sep 20252610 AMAQI
24th Sep 20252811 AMAQI
24th Sep 20252612 PMAQI
24th Sep 2025261 PMAQI
24th Sep 2025272 PMAQI
24th Sep 2025293 PMAQI
24th Sep 2025284 PMAQI
24th Sep 2025295 PMAQI
24th Sep 2025296 PMAQI
24th Sep 2025287 PMAQI
24th Sep 2025288 PMAQI
24th Sep 2025259 PMAQI
24th Sep 20252410 PMAQI
24th Sep 20252411 PMAQI
25th Sep 20252012 AMAQI
25th Sep 2025191 AMAQI
25th Sep 2025202 AMAQI
25th Sep 2025203 AMAQI
25th Sep 2025194 AMAQI
25th Sep 2025185 AMAQI

18°C15/22°C

25th Sep 2025176 AMAQI
25th Sep 2025177 AMAQI
25th Sep 2025178 AMAQI
25th Sep 2025229 AMAQI
25th Sep 20252210 AMAQI
25th Sep 20252111 AMAQI
25th Sep 20251812 PMAQI
25th Sep 2025181 PMAQI
25th Sep 2025162 PMAQI
25th Sep 2025163 PMAQI
25th Sep 2025164 PMAQI
25th Sep 2025145 PMAQI
25th Sep 2025116 PMAQI
25th Sep 2025117 PMAQI
25th Sep 2025118 PMAQI
25th Sep 2025119 PMAQI
25th Sep 20251110 PMAQI
25th Sep 20251111 PMAQI
26th Sep 20251112 AMAQI
26th Sep 2025111 AMAQI
26th Sep 2025112 AMAQI
26th Sep 2025113 AMAQI
26th Sep 2025114 AMAQI
26th Sep 2025125 AMAQI

18°C16/22°C

26th Sep 2025126 AMAQI
26th Sep 2025117 AMAQI
26th Sep 2025118 AMAQI
26th Sep 2025119 AMAQI
26th Sep 20251110 AMAQI
26th Sep 20251411 AMAQI
26th Sep 20251812 PMAQI
26th Sep 2025191 PMAQI
26th Sep 2025202 PMAQI
26th Sep 2025203 PMAQI
26th Sep 2025184 PMAQI
26th Sep 2025175 PMAQI
26th Sep 2025176 PMAQI
26th Sep 2025177 PMAQI
26th Sep 2025178 PMAQI
26th Sep 2025179 PMAQI
26th Sep 20251710 PMAQI
26th Sep 20251711 PMAQI
27th Sep 20251712 AMAQI
27th Sep 2025171 AMAQI
27th Sep 2025172 AMAQI
27th Sep 2025173 AMAQI
27th Sep 2025174 AMAQI
27th Sep 2025175 AMAQI

19°C15/25°C

27th Sep 2025176 AMAQI
27th Sep 2025177 AMAQI
27th Sep 2025178 AMAQI
27th Sep 2025179 AMAQI
27th Sep 20251710 AMAQI
27th Sep 20251711 AMAQI
27th Sep 20251712 PMAQI
27th Sep 2025181 PMAQI
27th Sep 2025192 PMAQI
27th Sep 2025183 PMAQI
27th Sep 2025174 PMAQI
27th Sep 2025185 PMAQI
27th Sep 2025206 PMAQI
27th Sep 2025227 PMAQI
27th Sep 2025278 PMAQI
27th Sep 2025289 PMAQI
27th Sep 20252810 PMAQI
27th Sep 20252811 PMAQI
28th Sep 20253212 AMAQI
28th Sep 2025331 AMAQI
28th Sep 2025312 AMAQI
28th Sep 2025323 AMAQI
28th Sep 2025324 AMAQI
28th Sep 2025315 AMAQI

18°C12/24°C

28th Sep 2025296 AMAQI
28th Sep 2025307 AMAQI
28th Sep 2025288 AMAQI
28th Sep 2025289 AMAQI
28th Sep 20252810 AMAQI
28th Sep 20252811 AMAQI
28th Sep 20253812 PMAQI
28th Sep 2025531 PMAQI
28th Sep 2025532 PMAQI
28th Sep 2025533 PMAQI
28th Sep 2025534 PMAQI
28th Sep 2025505 PMAQI
28th Sep 2025506 PMAQI
28th Sep 2025507 PMAQI
28th Sep 2025508 PMAQI
28th Sep 2025539 PMAQI
28th Sep 20255310 PMAQI
28th Sep 20255311 PMAQI
29th Sep 20255312 AMAQI
29th Sep 2025501 AMAQI
29th Sep 2025402 AMAQI
29th Sep 2025393 AMAQI
29th Sep 2025344 AMAQI
29th Sep 2025335 AMAQI

20°C16/28°C

29th Sep 2025336 AMAQI
29th Sep 2025317 AMAQI
29th Sep 2025288 AMAQI
29th Sep 2025279 AMAQI
29th Sep 20253210 AMAQI
29th Sep 20253311 AMAQI
29th Sep 20253512 PMAQI
29th Sep 2025301 PMAQI
29th Sep 2025332 PMAQI
29th Sep 2025323 PMAQI
29th Sep 2025354 PMAQI
29th Sep 2025285 PMAQI
29th Sep 2025346 PMAQI
29th Sep 2025377 PMAQI
29th Sep 2025388 PMAQI
29th Sep 2025449 PMAQI
29th Sep 20254010 PMAQI
29th Sep 20254511 PMAQI
30th Sep 20254812 AMAQI
30th Sep 2025341 AMAQI
30th Sep 2025372 AMAQI
30th Sep 2025393 AMAQI
30th Sep 2025394 AMAQI
30th Sep 2025395 AMAQI

18°C10/29°C

30th Sep 2025316 AMAQI
30th Sep 2025297 AMAQI
30th Sep 2025378 AMAQI
30th Sep 2025359 AMAQI
30th Sep 20254010 AMAQI
30th Sep 20252811 AMAQI
30th Sep 20252912 PMAQI
30th Sep 2025281 PMAQI
30th Sep 2025292 PMAQI
30th Sep 2025273 PMAQI
30th Sep 2025304 PMAQI
30th Sep 2025285 PMAQI
30th Sep 2025306 PMAQI
30th Sep 2025307 PMAQI
30th Sep 2025308 PMAQI
30th Sep 2025349 PMAQI
30th Sep 20253410 PMAQI
30th Sep 20253811 PMAQI
1st Oct 20253912 AMAQI
1st Oct 2025281 AMAQI
1st Oct 2025282 AMAQI
1st Oct 2025283 AMAQI
1st Oct 2025164 AMAQI
1st Oct 2025165 AMAQI

16°C10/24°C

1st Oct 2025156 AMAQI
1st Oct 2025157 AMAQI
1st Oct 2025178 AMAQI
1st Oct 2025179 AMAQI
1st Oct 20251710 AMAQI
1st Oct 20251611 AMAQI
1st Oct 20251012 PMAQI
1st Oct 202571 PMAQI
1st Oct 202582 PMAQI
1st Oct 202583 PMAQI
1st Oct 202594 PMAQI
1st Oct 2025105 PMAQI
1st Oct 2025106 PMAQI
1st Oct 2025117 PMAQI
1st Oct 202598 PMAQI
1st Oct 2025179 PMAQI
1st Oct 20251710 PMAQI
1st Oct 20252811 PMAQI
2nd Oct 20253612 AMAQI
2nd Oct 2025371 AMAQI
2nd Oct 2025222 AMAQI
2nd Oct 202583 AMAQI
2nd Oct 202584 AMAQI
2nd Oct 202575 AMAQI

11°C5/18°C

2nd Oct 202586 AMAQI
2nd Oct 202597 AMAQI
2nd Oct 2025138 AMAQI
2nd Oct 2025309 AMAQI
2nd Oct 20252910 AMAQI
2nd Oct 20254211 AMAQI
2nd Oct 20253412 PMAQI
2nd Oct 2025321 PMAQI
2nd Oct 2025152 PMAQI
2nd Oct 202583 PMAQI
2nd Oct 202564 PMAQI
2nd Oct 202565 PMAQI
2nd Oct 202566 PMAQI
2nd Oct 202577 PMAQI
2nd Oct 202588 PMAQI
2nd Oct 2025159 PMAQI
2nd Oct 20252210 PMAQI
2nd Oct 20254211 PMAQI
3rd Oct 20252212 AMAQI
3rd Oct 2025101 AMAQI
3rd Oct 202592 AMAQI
3rd Oct 202593 AMAQI
3rd Oct 202564 AMAQI
3rd Oct 202565 AMAQI

11°C2/21°C

3rd Oct 202576 AMAQI
3rd Oct 202577 AMAQI
3rd Oct 2025128 AMAQI
3rd Oct 2025409 AMAQI
3rd Oct 20254610 AMAQI
3rd Oct 20255211 AMAQI
3rd Oct 20254912 PMAQI
3rd Oct 2025261 PMAQI
3rd Oct 2025192 PMAQI
3rd Oct 2025143 PMAQI
3rd Oct 2025144 PMAQI
3rd Oct 2025115 PMAQI
3rd Oct 2025126 PMAQI
3rd Oct 2025167 PMAQI
3rd Oct 2025158 PMAQI
3rd Oct 2025169 PMAQI
3rd Oct 20251710 PMAQI
3rd Oct 20253311 PMAQI
4th Oct 20253412 AMAQI
4th Oct 2025181 AMAQI
4th Oct 2025172 AMAQI
4th Oct 2025393 AMAQI
4th Oct 2025384 AMAQI
4th Oct 2025195 AMAQI

14°C6/25°C

4th Oct 2025266 AMAQI
4th Oct 2025147 AMAQI
4th Oct 2025328 AMAQI
4th Oct 2025399 AMAQI
4th Oct 20253910 AMAQI
4th Oct 20254011 AMAQI
4th Oct 20254312 PMAQI
4th Oct 2025471 PMAQI
4th Oct 2025482 PMAQI
4th Oct 2025523 PMAQI
4th Oct 2025494 PMAQI
4th Oct 2025495 PMAQI
4th Oct 2025506 PMAQI
4th Oct 2025507 PMAQI
4th Oct 2025508 PMAQI
4th Oct 2025469 PMAQI
4th Oct 20255210 PMAQI
4th Oct 20255211 PMAQI
5th Oct 20255212 AMAQI
5th Oct 2025531 AMAQI
5th Oct 2025532 AMAQI
5th Oct 2025543 AMAQI
5th Oct 2025544 AMAQI
5th Oct 2025525 AMAQI

18°C9/29°C

5th Oct 2025506 AMAQI
5th Oct 2025527 AMAQI
5th Oct 2025528 AMAQI
5th Oct 2025549 AMAQI
5th Oct 20255510 AMAQI
5th Oct 20255511 AMAQI
5th Oct 20255612 PMAQI
5th Oct 2025571 PMAQI
5th Oct 2025562 PMAQI
5th Oct 2025563 PMAQI
5th Oct 2025574 PMAQI
5th Oct 2025565 PMAQI
5th Oct 2025576 PMAQI
5th Oct 2025567 PMAQI
5th Oct 2025558 PMAQI
5th Oct 2025529 PMAQI
5th Oct 20255410 PMAQI
5th Oct 20255411 PMAQI
6th Oct 20255312 AMAQI
6th Oct 2025521 AMAQI
6th Oct 2025462 AMAQI
6th Oct 2025423 AMAQI
6th Oct 2025454 AMAQI
6th Oct 2025475 AMAQI

21°C12/31°C

6th Oct 2025466 AMAQI
6th Oct 2025497 AMAQI
6th Oct 2025498 AMAQI
6th Oct 2025509 AMAQI
6th Oct 20255010 AMAQI
6th Oct 20254511 AMAQI
6th Oct 20254312 PMAQI
6th Oct 2025431 PMAQI

22°C13/30°C

7th Oct 2025447 AMAQI
7th Oct 2025408 AMAQI
7th Oct 2025389 AMAQI
7th Oct 20254410 AMAQI
7th Oct 20254411 AMAQI
7th Oct 20254512 PMAQI
7th Oct 2025421 PMAQI
7th Oct 2025442 PMAQI
7th Oct 2025303 PMAQI
7th Oct 2025274 PMAQI
7th Oct 2025375 PMAQI
7th Oct 2025366 PMAQI
7th Oct 2025207 PMAQI
7th Oct 2025238 PMAQI
7th Oct 2025329 PMAQI
7th Oct 20253210 PMAQI
7th Oct 20252311 PMAQI
8th Oct 20253912 AMAQI
8th Oct 2025201 AMAQI
8th Oct 2025112 AMAQI
8th Oct 2025133 AMAQI
8th Oct 2025204 AMAQI
8th Oct 2025245 AMAQI

21°C16/30°C

8th Oct 2025246 AMAQI
8th Oct 2025237 AMAQI
8th Oct 2025228 AMAQI
8th Oct 2025259 AMAQI
8th Oct 20252510 AMAQI
8th Oct 2025611 AMAQI
8th Oct 20251012 PMAQI
8th Oct 2025121 PMAQI
8th Oct 2025102 PMAQI
8th Oct 202583 PMAQI
8th Oct 2025104 PMAQI
8th Oct 202585 PMAQI
8th Oct 2025126 PMAQI
8th Oct 202597 PMAQI
8th Oct 202578 PMAQI
8th Oct 202589 PMAQI
8th Oct 2025710 PMAQI
8th Oct 2025711 PMAQI
9th Oct 20251512 AMAQI
9th Oct 2025101 AMAQI
9th Oct 2025262 AMAQI
9th Oct 2025223 AMAQI
9th Oct 2025214 AMAQI
9th Oct 2025225 AMAQI

13°C7/17°C

9th Oct 2025236 AMAQI
9th Oct 2025197 AMAQI
9th Oct 2025138 AMAQI
9th Oct 2025109 AMAQI
9th Oct 20251110 AMAQI
9th Oct 20251111 AMAQI
9th Oct 20251512 PMAQI
9th Oct 2025161 PMAQI
9th Oct 2025212 PMAQI
9th Oct 2025243 PMAQI
9th Oct 2025274 PMAQI
9th Oct 2025265 PMAQI
9th Oct 2025166 PMAQI
9th Oct 202577 PMAQI
9th Oct 202578 PMAQI
9th Oct 202579 PMAQI
9th Oct 2025810 PMAQI
9th Oct 2025911 PMAQI
10th Oct 2025712 AMAQI
10th Oct 202561 AMAQI
10th Oct 202562 AMAQI
10th Oct 2025123 AMAQI
10th Oct 2025154 AMAQI
10th Oct 2025115 AMAQI

7°C3/14°C

10th Oct 2025166 AMAQI
10th Oct 2025177 AMAQI
10th Oct 2025158 AMAQI
10th Oct 2025189 AMAQI
10th Oct 20252510 AMAQI
10th Oct 20251911 AMAQI
10th Oct 20251412 PMAQI
10th Oct 2025241 PMAQI
10th Oct 2025222 PMAQI
10th Oct 2025183 PMAQI
10th Oct 2025164 PMAQI
10th Oct 2025215 PMAQI
10th Oct 2025216 PMAQI
10th Oct 2025137 PMAQI
10th Oct 2025148 PMAQI
10th Oct 2025149 PMAQI
10th Oct 20252510 PMAQI
10th Oct 20252711 PMAQI
11th Oct 20254212 AMAQI
11th Oct 2025481 AMAQI
11th Oct 2025192 AMAQI
11th Oct 202573 AMAQI
11th Oct 202574 AMAQI
11th Oct 202565 AMAQI

7°C0/17°C

11th Oct 202586 AMAQI
11th Oct 2025187 AMAQI
11th Oct 202598 AMAQI
11th Oct 202589 AMAQI
11th Oct 20251010 AMAQI
11th Oct 20253511 AMAQI
11th Oct 20252812 PMAQI
11th Oct 2025291 PMAQI
11th Oct 202582 PMAQI
11th Oct 202583 PMAQI
11th Oct 202574 PMAQI
11th Oct 202575 PMAQI
11th Oct 2025206 PMAQI
11th Oct 2025117 PMAQI
11th Oct 2025128 PMAQI
11th Oct 2025109 PMAQI
11th Oct 20252710 PMAQI
11th Oct 20254711 PMAQI
12th Oct 20254112 AMAQI
12th Oct 2025541 AMAQI
12th Oct 2025472 AMAQI
12th Oct 2025353 AMAQI
12th Oct 2025234 AMAQI
12th Oct 2025375 AMAQI

12°C5/21°C

12th Oct 2025276 AMAQI
12th Oct 2025347 AMAQI
12th Oct 2025408 AMAQI
12th Oct 2025309 AMAQI
12th Oct 20252810 AMAQI
12th Oct 20251511 AMAQI
12th Oct 2025912 PMAQI
12th Oct 2025131 PMAQI
12th Oct 2025122 PMAQI
12th Oct 2025103 PMAQI
12th Oct 2025214 PMAQI
12th Oct 2025105 PMAQI
12th Oct 2025146 PMAQI
12th Oct 2025247 PMAQI
12th Oct 202588 PMAQI
12th Oct 2025329 PMAQI
12th Oct 20251410 PMAQI
12th Oct 2025911 PMAQI
13th Oct 20251012 AMAQI
13th Oct 202591 AMAQI
13th Oct 202582 AMAQI
13th Oct 202583 AMAQI
13th Oct 202574 AMAQI
13th Oct 202575 AMAQI

12°C4/22°C

13th Oct 202586 AMAQI
13th Oct 202577 AMAQI
13th Oct 202578 AMAQI
13th Oct 202579 AMAQI
13th Oct 2025710 AMAQI
13th Oct 2025611 AMAQI
13th Oct 2025912 PMAQI
13th Oct 2025181 PMAQI
13th Oct 2025262 PMAQI
13th Oct 2025173 PMAQI
13th Oct 2025154 PMAQI
13th Oct 2025265 PMAQI
13th Oct 2025306 PMAQI
13th Oct 2025327 PMAQI
13th Oct 2025168 PMAQI
13th Oct 2025229 PMAQI
13th Oct 20251810 PMAQI
13th Oct 20251411 PMAQI
14th Oct 20251712 AMAQI
14th Oct 2025131 AMAQI
14th Oct 2025182 AMAQI
14th Oct 2025223 AMAQI
14th Oct 202574 AMAQI
14th Oct 2025195 AMAQI

13°C10/18°C

14th Oct 2025186 AMAQI
14th Oct 2025167 AMAQI
14th Oct 2025118 AMAQI
14th Oct 2025149 AMAQI
14th Oct 20251310 AMAQI
14th Oct 20251311 AMAQI
14th Oct 20251812 PMAQI
14th Oct 2025281 PMAQI
14th Oct 2025322 PMAQI
14th Oct 2025303 PMAQI
14th Oct 2025324 PMAQI
14th Oct 2025295 PMAQI
14th Oct 2025306 PMAQI
14th Oct 2025297 PMAQI
14th Oct 2025278 PMAQI
14th Oct 2025289 PMAQI
14th Oct 2025910 PMAQI
14th Oct 20252211 PMAQI
15th Oct 20253412 AMAQI
15th Oct 2025381 AMAQI
15th Oct 2025372 AMAQI
15th Oct 2025133 AMAQI
15th Oct 202564 AMAQI
15th Oct 202585 AMAQI

12°C9/15°C

15th Oct 202596 AMAQI
15th Oct 2025327 AMAQI
15th Oct 2025378 AMAQI
15th Oct 2025179 AMAQI
15th Oct 2025710 AMAQI
15th Oct 2025611 AMAQI
15th Oct 20251812 PMAQI
15th Oct 2025141 PMAQI
15th Oct 2025212 PMAQI
15th Oct 2025203 PMAQI
15th Oct 2025124 PMAQI
15th Oct 202585 PMAQI
15th Oct 2025116 PMAQI
15th Oct 2025127 PMAQI
15th Oct 2025108 PMAQI
15th Oct 2025119 PMAQI
15th Oct 20251010 PMAQI
15th Oct 20251011 PMAQI
16th Oct 2025812 AMAQI
16th Oct 2025201 AMAQI
16th Oct 2025232 AMAQI
16th Oct 2025163 AMAQI
16th Oct 202564 AMAQI
16th Oct 202585 AMAQI

9°C6/14°C

16th Oct 2025206 AMAQI
16th Oct 2025257 AMAQI
16th Oct 2025248 AMAQI
16th Oct 2025169 AMAQI
16th Oct 20251310 AMAQI
16th Oct 2025911 AMAQI
16th Oct 20251812 PMAQI
16th Oct 2025181 PMAQI
16th Oct 202592 PMAQI
16th Oct 2025163 PMAQI
16th Oct 202594 PMAQI
16th Oct 2025145 PMAQI
16th Oct 2025196 PMAQI
16th Oct 2025237 PMAQI
16th Oct 2025128 PMAQI
16th Oct 2025189 PMAQI
16th Oct 20252610 PMAQI
16th Oct 20252311 PMAQI
17th Oct 20251912 AMAQI
17th Oct 2025401 AMAQI
17th Oct 2025352 AMAQI
17th Oct 2025293 AMAQI
17th Oct 2025374 AMAQI
17th Oct 2025325 AMAQI

7°C4/14°C

17th Oct 2025426 AMAQI
17th Oct 2025447 AMAQI
17th Oct 2025328 AMAQI
17th Oct 2025219 AMAQI
17th Oct 20252810 AMAQI
17th Oct 20253211 AMAQI
17th Oct 20253912 PMAQI
17th Oct 2025321 PMAQI
17th Oct 2025232 PMAQI
17th Oct 2025173 PMAQI
17th Oct 2025144 PMAQI
17th Oct 202585 PMAQI
17th Oct 2025136 PMAQI
17th Oct 2025177 PMAQI
17th Oct 2025128 PMAQI
17th Oct 2025129 PMAQI
17th Oct 20252010 PMAQI
17th Oct 20252711 PMAQI
18th Oct 20253512 AMAQI
18th Oct 2025281 AMAQI
18th Oct 2025252 AMAQI
18th Oct 2025263 AMAQI
18th Oct 2025154 AMAQI
18th Oct 202585 AMAQI

7°C1/16°C

18th Oct 202586 AMAQI
6 AM
18th Oct 2025197 AMAQI
18th Oct 2025278 AMAQI
18th Oct 2025299 AMAQI
12 PM
6 PM
12 AM
5 AM

--°C/°C

Day time
Avg. Highest Time
12 PM - 1 PM

26AQI

2 hours / Day
60 hours / Month
Avg. Lowest Time
6 AM

21AQI

1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 PM to 1 PM (Avg. 26), while the lowest AQI was between 6 AM to 6 AM (Avg. 21).
Night time
Avg. Highest Time
12 AM

28AQI

1 hours / Day
30 hours / Month
Avg. Lowest Time
4 AM - 5 AM

21AQI

2 hours / Day
60 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 12 AM (Avg. 28), while the lowest AQI was between 4 AM to 5 AM (Avg. 21).

2025 Days Vs Air Quality

South Burlington, Vermont, United States

2025

91%

265

9%

25

Total number of days with different AQI categories in last 291 days in 2025 (74 days remaining)

Good
265 Days
Moderate
25 Days
Poor
0 Days
Unhealthy
0 Days
Severe
0 Days
Hazardous
0 Days



Under WHO’s Safe Air Quality Limits: 91%

Health Risk Level:

Very Low

In 2025, 91% of 291 days were within WHO’s safe air quality limits. The risk of health issues is Very Low, but health impacts are still unclear.

Annual Air Quality Insights

South Burlington, Vermont, 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.

-1th undefined 2025
-1th undefined 2025
-1th undefined 2025
1st January 2025
32AQI
2nd January 2025
27AQI
3rd January 2025
26AQI
4th January 2025
25AQI
5th January 2025
27AQI
6th January 2025
28AQI
7th January 2025
24AQI
8th January 2025
26AQI
9th January 2025
26AQI
10th January 2025
27AQI
11th January 2025
30AQI
12th January 2025
31AQI
13th January 2025
40AQI
14th January 2025
27AQI
15th January 2025
26AQI
16th January 2025
33AQI
17th January 2025
43AQI
18th January 2025
34AQI
19th January 2025
27AQI
20th January 2025
27AQI
21st January 2025
28AQI
22nd January 2025
33AQI
23rd January 2025
37AQI
24th January 2025
37AQI
25th January 2025
38AQI
26th January 2025
34AQI
27th January 2025
29AQI
28th January 2025
28AQI
29th January 2025
31AQI
30th January 2025
28AQI
31st January 2025
38AQI
1st February 2025
28AQI
2nd February 2025
30AQI
3rd February 2025
36AQI
4th February 2025
27AQI
5th February 2025
28AQI
6th February 2025
33AQI
7th February 2025
30AQI
8th February 2025
29AQI
9th February 2025
30AQI
10th February 2025
30AQI
11th February 2025
31AQI
12th February 2025
30AQI
13th February 2025
28AQI
14th February 2025
27AQI
15th February 2025
28AQI
16th February 2025
27AQI
17th February 2025
27AQI
18th February 2025
26AQI
19th February 2025
27AQI
20th February 2025
28AQI
21st February 2025
27AQI
22nd February 2025
30AQI
23rd February 2025
42AQI
24th February 2025
40AQI
25th February 2025
45AQI
26th February 2025
32AQI
27th February 2025
32AQI
28th February 2025
27AQI
1st March 2025
27AQI
2nd March 2025
28AQI
3rd March 2025
30AQI
4th March 2025
35AQI
5th March 2025
35AQI
6th March 2025
24AQI
7th March 2025
26AQI
8th March 2025
26AQI
9th March 2025
27AQI
10th March 2025
29AQI
11th March 2025
31AQI
12th March 2025
27AQI
13th March 2025
29AQI
14th March 2025
36AQI
15th March 2025
37AQI
16th March 2025
32AQI
17th March 2025
27AQI
18th March 2025
27AQI
19th March 2025
29AQI
20th March 2025
27AQI
21st March 2025
23AQI
22nd March 2025
27AQI
23rd March 2025
26AQI
24th March 2025
28AQI
25th March 2025
29AQI
26th March 2025
28AQI
27th March 2025
27AQI
28th March 2025
28AQI
29th March 2025
30AQI
30th March 2025
31AQI
31st March 2025
31AQI
1st April 2025
27AQI
2nd April 2025
28AQI
3rd April 2025
29AQI
4th April 2025
27AQI
5th April 2025
28AQI
6th April 2025
27AQI
7th April 2025
27AQI
8th April 2025
27AQI
9th April 2025
25AQI
10th April 2025
30AQI
11th April 2025
30AQI
12th April 2025
29AQI
13th April 2025
27AQI
14th April 2025
29AQI
15th April 2025
28AQI
16th April 2025
22AQI
17th April 2025
23AQI
18th April 2025
29AQI
19th April 2025
37AQI
20th April 2025
27AQI
21st April 2025
27AQI
22nd April 2025
29AQI
23rd April 2025
26AQI
24th April 2025
29AQI
25th April 2025
32AQI
26th April 2025
30AQI
27th April 2025
24AQI
28th April 2025
27AQI
29th April 2025
31AQI
30th April 2025
25AQI
1st May 2025
26AQI
2nd May 2025
29AQI
3rd May 2025
27AQI
4th May 2025
28AQI
5th May 2025
27AQI
6th May 2025
27AQI
7th May 2025
26AQI
8th May 2025
27AQI
9th May 2025
28AQI
10th May 2025
25AQI
11th May 2025
27AQI
12th May 2025
27AQI
13th May 2025
31AQI
14th May 2025
31AQI
15th May 2025
30AQI
16th May 2025
35AQI
17th May 2025
34AQI
18th May 2025
25AQI
19th May 2025
21AQI
20th May 2025
22AQI
21st May 2025
26AQI
22nd May 2025
25AQI
23rd May 2025
23AQI
24th May 2025
23AQI
25th May 2025
24AQI
26th May 2025
26AQI
27th May 2025
29AQI
28th May 2025
31AQI
29th May 2025
24AQI
30th May 2025
26AQI
31st May 2025
25AQI
1st June 2025
16AQI
2nd June 2025
18AQI
3rd June 2025
25AQI
4th June 2025
45AQI
5th June 2025
58AQI
6th June 2025
57AQI
7th June 2025
63AQI
8th June 2025
66AQI
9th June 2025
63AQI
10th June 2025
33AQI
11th June 2025
50AQI
12th June 2025
59AQI
13th June 2025
34AQI
14th June 2025
31AQI
15th June 2025
33AQI
16th June 2025
37AQI
17th June 2025
30AQI
18th June 2025
22AQI
19th June 2025
32AQI
20th June 2025
27AQI
21st June 2025
40AQI
22nd June 2025
41AQI
23rd June 2025
45AQI
24th June 2025
51AQI
25th June 2025
39AQI
26th June 2025
31AQI
27th June 2025
28AQI
28th June 2025
28AQI
29th June 2025
27AQI
30th June 2025
29AQI
1st July 2025
34AQI
2nd July 2025
31AQI
3rd July 2025
41AQI
4th July 2025
36AQI
5th July 2025
33AQI
6th July 2025
41AQI
7th July 2025
45AQI
8th July 2025
29AQI
9th July 2025
36AQI
10th July 2025
41AQI
11th July 2025
36AQI
12th July 2025
41AQI
13th July 2025
32AQI
14th July 2025
26AQI
15th July 2025
44AQI
16th July 2025
58AQI
17th July 2025
38AQI
18th July 2025
17AQI
19th July 2025
25AQI
20th July 2025
26AQI
21st July 2025
29AQI
22nd July 2025
17AQI
23rd July 2025
21AQI
24th July 2025
34AQI
25th July 2025
40AQI
26th July 2025
97AQI
27th July 2025
74AQI
28th July 2025
57AQI
29th July 2025
52AQI
30th July 2025
57AQI
31st July 2025
60AQI
1st August 2025
30AQI
2nd August 2025
30AQI
3rd August 2025
65AQI
4th August 2025
87AQI
5th August 2025
76AQI
6th August 2025
52AQI
7th August 2025
56AQI
8th August 2025
55AQI
9th August 2025
56AQI
10th August 2025
56AQI
11th August 2025
54AQI
12th August 2025
55AQI
13th August 2025
49AQI
14th August 2025
39AQI
15th August 2025
28AQI
16th August 2025
36AQI
17th August 2025
30AQI
18th August 2025
16AQI
19th August 2025
17AQI
20th August 2025
17AQI
21st August 2025
19AQI
22nd August 2025
26AQI
23rd August 2025
28AQI
24th August 2025
28AQI
25th August 2025
23AQI
26th August 2025
15AQI
27th August 2025
17AQI
28th August 2025
20AQI
29th August 2025
19AQI
30th August 2025
16AQI
31st August 2025
20AQI
1st September 2025
27AQI
2nd September 2025
28AQI
3rd September 2025
26AQI
4th September 2025
25AQI
5th September 2025
28AQI
6th September 2025
30AQI
7th September 2025
25AQI
8th September 2025
18AQI
9th September 2025
18AQI
10th September 2025
21AQI
11th September 2025
27AQI
12th September 2025
26AQI
13th September 2025
30AQI
14th September 2025
36AQI
15th September 2025
31AQI
16th September 2025
30AQI
17th September 2025
27AQI
18th September 2025
26AQI
19th September 2025
19AQI
20th September 2025
18AQI
21st September 2025
19AQI
22nd September 2025
21AQI
23rd September 2025
29AQI
24th September 2025
28AQI
25th September 2025
16AQI
26th September 2025
14AQI
27th September 2025
20AQI
28th September 2025
40AQI
29th September 2025
37AQI
30th September 2025
34AQI
1st October 2025
17AQI
2nd October 2025
18AQI
3rd October 2025
18AQI
4th October 2025
39AQI
5th October 2025
54AQI
6th October 2025
47AQI
7th October 2025
35AQI
8th October 2025
15AQI
9th October 2025
16AQI
10th October 2025
16AQI
11th October 2025
18AQI
12th October 2025
25AQI
13th October 2025
14AQI
14th October 2025
20AQI
15th October 2025
16AQI
16th October 2025
17AQI
17th October 2025
28AQI
18th October 2025
19th October 2025
20th October 2025
21st October 2025
22nd October 2025
23rd October 2025
24th October 2025
25th October 2025
26th October 2025
27th October 2025
28th October 2025
29th October 2025
30th October 2025
31st October 2025
1st November 2025
2nd November 2025
3rd November 2025
4th November 2025
5th November 2025
6th November 2025
7th November 2025
8th November 2025
9th November 2025
10th November 2025
11th November 2025
12th November 2025
13th November 2025
14th November 2025
15th November 2025
16th November 2025
17th November 2025
18th November 2025
19th November 2025
20th November 2025
21st November 2025
22nd November 2025
23rd November 2025
24th November 2025
25th November 2025
26th November 2025
27th November 2025
28th November 2025
29th November 2025
30th November 2025
1st December 2025
2nd December 2025
3rd December 2025
4th December 2025
5th December 2025
6th December 2025
7th December 2025
8th December 2025
9th December 2025
10th December 2025
11th December 2025
12th December 2025
13th December 2025
14th December 2025
15th December 2025
16th December 2025
17th December 2025
18th December 2025
19th December 2025
20th December 2025
21st December 2025
22nd December 2025
23rd December 2025
24th December 2025
25th December 2025
26th December 2025
27th December 2025
28th December 2025
29th December 2025
30th December 2025
31st December 2025

31AQI

31AQI

29AQI

28AQI

27AQI

39AQI

40AQI

37AQI

26AQI

24AQI


No. of days

Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days

202531AQI

31
28
31
30
31
23
7
24
7
21
10
30
16
1
265
25

Highest AQI recorded in

July

40AQI


Lowest AQI recorded in

October

24AQI


202429AQI

31
4
12
29
30
1
27
4
27
1
31
30
31
252
6

Highest AQI recorded in

February

39AQI


Lowest AQI recorded in

May

22AQI


202331AQI

31
27
1
30
1
29
1
28
1
19
9
1
22
5
2
21
2
22
8
30
1
28
1
28
3
315
33
3

Highest AQI recorded in

July

46AQI


Lowest AQI recorded in

November

23AQI


202229AQI

29
2
20
1
29
2
17
31
30
21
2
2
26
30
1
30
27
4
292
12

Highest AQI recorded in

January

37AQI


Lowest AQI recorded in

September

23AQI


202130AQI

25
5
24
4
30
1
28
2
29
2
28
2
25
4
1
27
4
30
31
29
1
28
3
334
28
1

Highest AQI recorded in

July

38AQI


Lowest AQI recorded in

September

22AQI


202026AQI

13
20
18
30
31
31
30
30
26
4
27
4
256
8

Highest AQI recorded in

July

32AQI


Lowest AQI recorded in

October

21AQI


Most & Least Polluted Years Over the Last 6 Years

Most Polluted Year Recorded
2025(Avg.)
31AQI
Least Polluted Year Recorded
2020(Avg.)
26AQI


South Burlington's annual 2025 AQI (31) shows an average percentage change of 8.4% (worsened AQI) compared to previous years: 2020 (26), 2021 (30), 2022 (29), 2023 (31), 2024 (29).