January Weather in Brattleboro, United States

Last updated: June 24, 2025

In January, the average temperature in Brattleboro, United States hovers around -3°C (26°F), with a minimum plummeting to -25°C (-13°F) and a maximum reaching up to 17°C (63°F). Expect 77 mm (3.0 in) of precipitation spread across 9 days, accompanied by an average humidity of 89%. Stay warm and prepare for a chilly adventure!

January Temperature in Brattleboro

In January in Brattleboro, the average temperature is -3°C (26°F), with maximums reaching 17°C (63°F) and minimums dropping as low as -25°C (-13°F). It's essential to prepare for a wide range of temperatures when traveling during this time.

January Weather in Brattleboro: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in Brattleboro, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Brattleboro, January typically has an average temperature of -3°C (26°F), with highs reaching up to 17°C (63°F) and lows dropping to around -25°C (-13°F).

Data source: Temperature data for Brattleboro generated using information from the Copernicus Climate Change Service.

January Precipitation in Brattleboro

In Brattleboro in January, the precipitation amount is 77 mm (3.0 in) over the course of 9 days.

January Precipitation Trends in Brattleboro

The chart displays monthly precipitation patterns in Brattleboro, with values for each month alongside January’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how January’s conditions compare to those of other months. In Brattleboro, January typically receives around 77 mm (3.0 inches) of precipitation spread over approximately 9 days.

Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

January Humidity in Brattleboro

In Brattleboro in January, humidity is 89%. With an average temperature of -3°C (26°F), this humidity feels like a biting chill that seeps into your bones, making travel uncomfortable and requiring layered clothing to stay warm as you explore.

January Average Humidity in Brattleboro

This chart illustrates the average monthly humidity levels in Brattleboro, with January’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In January, average humidity in Brattleboro is approximately 89%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in Brattleboro

In Brattleboro in January, the maximum UV index is 3, which corresponds to a moderate Exposure Category. The time to burn is approximately 30 minutes. For more details on the hourly UV index in Brattleboro, you can check the information here.

Maximum UV Index Levels in Brattleboro for January

The chart shows the monthly maximum UV Index (UVI) for Brattleboro in January, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In January, the maximum UV index in Brattleboro typically reaches 3, which falls under the moderate exposure category.

Data source: Brattleboro January UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

Extreme (11+): Avoid the sun, stay in shade.
Very High (8-10): Limit sun exposure.
High (6-7): Use SPF 30+ and protective clothing.
Moderate (3-5): Midday shade recommended.
Low (0-2): No protection needed.

How January Weather in Brattleboro Compares to Other Months

Weather in Brattleboro varies notably across the year, with each month offering distinct climate conditions. This page compares January’s weather to other months in Brattleboro, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Brattleboro, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-3°C (26°F)	77 mm (3.0 inches)	89%	moderate
February Weather	-2°C (29°F)	90 mm (3.5 inches)	88%	moderate
March Weather	1°C (35°F)	76 mm (3.0 inches)	86%	high
April Weather	8°C (46°F)	130 mm (5.1 inches)	84%	very high
May Weather	14°C (58°F)	88 mm (3.5 inches)	76%	very high
June Weather	20°C (68°F)	76 mm (3.0 inches)	72%	very high
July Weather	23°C (73°F)	123 mm (4.9 inches)	66%	very high
August Weather	22°C (71°F)	90 mm (3.6 inches)	64%	very high
September Weather	18°C (64°F)	90 mm (3.5 inches)	72%	high
October Weather	11°C (53°F)	148 mm (5.8 inches)	81%	high
November Weather	4°C (39°F)	100 mm (3.9 inches)	87%	moderate
December Weather	-1°C (30°F)	116 mm (4.6 inches)	84%	low