Today | Weather | Wednesday, April 29, 2026

Weather in South Burlington, Vermont

02:35 AM
Now
Cloudy Night
54° F
Feels Like 48°
Precipitation 34 %
Wind 9 mph
Humidity 48 %
Today
Partly Sunny with Showers
Day 70°
Night 50°
Precipitation 55 %
Wind 9 mph
UV Index (0 - 11+) 8

Warning: High UV Index Today: 8

High risk of harm from unprotected sun exposure. Take precautions: wear a hat, sunglasses, and apply sunscreen regularly if you’ll be outdoors for extended periods.

South Burlington Weather Forecast Updated

Last updated on

Air Quality in South Burlington

NOW
46 AQI
Good air quality Dominant pollutant: O3

Pollutant Concentrations:

PM2.5 9.59 µg/m³
PM10 11.56 µg/m³
O3 0.049 ppm
NO2 2.2 ppb
SO2 0.6 ppb
CO 0.16 ppm
NH3 0.58 µg/m³
NO 0 µg/m³
PM2.5 – Fine particles <2.5μm
PM10 – Inhalable particles <10μm
O3 – Ozone
NO2 – Nitrogen dioxide
SO2 – Sulfur dioxide
CO – Carbon monoxide
NH3 – Ammonia
NO – Nitric oxide

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

Show raw pollutant concentrations (µg/m³)
PM2.59.59 µg/m³
PM1011.56 µg/m³
O396.87 µg/m³
NO24.13 µg/m³
SO21.65 µg/m³
CO178.35 µg/m³
NH30.58 µg/m³
NO0 µg/m³