Next 24 hours

US AQI

45Now
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461 AM
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484 AM
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507 AM
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4910 AM
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451 PM
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Air quality outlook

Worst hour each day

Today45Good
Thu 851Moderate
Fri 943Good
Sat 1037Good
Sun 1155Moderate

From our air-quality forecast models (GEOS-CF / GEFS aerosols). AQI uses the US EPA scale.

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About Montpelier weather

Montpelier is in Washington County, Vermont, United States at 44.26°, -72.58°. Right now it’s 49° and mostly cloudy; today’s high is 66° with a 5% chance of rain.

Vermont has a humid continental climate with cold, snowy winters and warm summers that vary with elevation across the Green Mountains. Montpelier is the coldest state capital in the contiguous United States, with January average temperatures around 16 degrees Fahrenheit. The state receives approximately 36 inches of rainfall and 70 to 80 inches of snowfall annually in the valleys, with significantly more at higher elevations.