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!
March Air Quality Analysis
South Burlington, Vermont, United States
AQI Trends: Highest and Lowest
Same Day Analysis (12th March):
On this day, AQI across the 4 years varied significantly: 2026 ranks 3rd highest AQI at 32 of Good air quality, showing improvement over 2023 and 2022 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 11th Mar - 12th Mar 2026
South Burlington, Vermont, United States
6 AM11th Mar 2026
5 PM
5 AM12th Mar 2026
68AQI
26AQI
52AQI
21AQI
In the last 24 hours,
South Burlington's AQI reached its highest point of 68 at 6 PM during the Day, while the lowest point, 21, was recorded at 2 AM during the Night between 11th Mar and 12th Mar 2026.
Day & Night AQI Trend : Feb - Mar 2026
South Burlington, Vermont, United States
-4°C-8/-1°C
-7°C-12/-2°C
-9°C-17/0°C
-5°C-11/0°C
-7°C-13/-3°C
-2°C-9/4°C
0°C-1/2°C
-2°C-6/1°C
-5°C-11/1°C
-2°C-6/5°C
-4°C-10/-1°C
-5°C-11/1°C
-5°C-9/0°C
-9°C-12/-7°C
-5°C-13/2°C
-4°C-8/-2°C
-4°C-12/3°C
3°C-1/9°C
-6°C-12/-5°C
-11°C-19/-4°C
-4°C-12/4°C
3°C-3/11°C
-1°C-6/3°C
-1°C-7/7°C
7°C2/14°C
8°C1/12°C
13°C6/22°C
12°C2/23°C
7°C0/15°C
4°C-4/7°C
47AQI
29AQI
47AQI
30AQI
2026 Days Vs Air Quality
South Burlington, Vermont, United States
97%
69
3%
2
Total number of days with different AQI categories in last 72 days in 2026 (293 days remaining)
Under WHO’s Safe Air Quality Limits: 97%
Health Risk Level:
Very Low
In 2026, 97% of 72 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 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
15AQI (US)
16AQI (US)
11AQI (US)
15AQI (US)
28AQI (US)
40AQI (US)
26AQI (US)
26AQI (US)
24AQI (US)
13AQI (US)
13AQI (US)
9AQI (US)
26AQI (US)
27AQI (US)
16AQI (US)
9AQI (US)
21AQI (US)
28AQI (US)
22AQI (US)
15AQI (US)
16AQI (US)
28AQI (US)
40AQI (US)
42AQI (US)
31AQI (US)
42AQI (US)
33AQI (US)
22AQI (US)
30AQI (US)
53AQI (US)
35AQI (US)
34AQI (US)
44AQI (US)
42AQI (US)
36AQI (US)
49AQI (US)
47AQI (US)
26AQI (US)
26AQI (US)
36AQI (US)
33AQI (US)
27AQI (US)
37AQI (US)
34AQI (US)
32AQI (US)
30AQI (US)
43AQI (US)
30AQI (US)
33AQI (US)
36AQI (US)
42AQI (US)
33AQI (US)
32AQI (US)
28AQI (US)
31AQI (US)
30AQI (US)
30AQI (US)
44AQI (US)
30AQI (US)
36AQI (US)
58AQI (US)
43AQI (US)
28AQI (US)
30AQI (US)
32AQI (US)
40AQI (US)
41AQI (US)
40AQI (US)
31AQI (US)
43AQI (US)
32AQI (US)
25AQI (US)
35AQI (US)
38AQI (US)
No. of days
202631AQI (US)
Highest AQI (US) recorded in
March38AQI (US)
Lowest AQI (US) recorded in
January25AQI (US)
202530AQI (US)
Highest AQI (US) recorded in
July40AQI (US)
Lowest AQI (US) recorded in
October22AQI (US)
202429AQI (US)
Highest AQI (US) recorded in
February39AQI (US)
Lowest AQI (US) recorded in
May22AQI (US)
202331AQI (US)
Highest AQI (US) recorded in
July46AQI (US)
Lowest AQI (US) recorded in
November23AQI (US)
202229AQI (US)
Highest AQI (US) recorded in
January37AQI (US)
Lowest AQI (US) recorded in
September23AQI (US)
202130AQI (US)
Highest AQI (US) recorded in
July38AQI (US)
Lowest AQI (US) recorded in
September22AQI (US)
202026AQI (US)
Highest AQI (US) recorded in
July32AQI (US)
Lowest AQI (US) recorded in
October21AQI (US)
Most & Least Polluted Years Over the Last 7 Years
South Burlington's annual 2026 AQI (US) (31) shows an average percentage change of 6.8% (worsened AQI (US)) compared to previous years: 2020 (26), 2021 (30), 2022 (29), 2023 (31), 2024 (29), 2025 (30).