Today | Weather | Thursday, July 23, 2026

Weather in South Burlington, Vermont

03:30 AM
Now
Night
61° F
Feels Like 61°
Precipitation 0 %
Wind 4 mph
Humidity 76 %
Today
Cloudy Weather
Day 81°
Night 57°
Precipitation 0 %
Wind 9 mph
UV Index (0 - 11+) 9

Warning: High UV Index Today: 9

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

Air Quality in South Burlington

NOW
19 AQI
Good air quality Dominant pollutant: O3

Pollutant Concentrations:

PM2.5 0.5 µg/m³
PM10 0.5 µg/m³
O3 0.021 ppm
NO2 0.6 ppb
SO2 0 ppb
CO 0.08 ppm
NH3 0.14 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)
PM2.50.5 µg/m³
PM100.5 µg/m³
O340.61 µg/m³
NO21.17 µg/m³
SO20.12 µg/m³
CO89.57 µg/m³
NH30.14 µg/m³
NO0 µg/m³