January Weather in Roanoke, United States

Last updated: June 24, 2025

In January, the average temperature in Roanoke, United States hovers around 12°C (54°F), offering a varied climate with a minimum of -8°C (17°F) and a peak reaching up to 27°C (81°F). This month also brings about 115 mm (4.5 in) of precipitation spread over approximately 8 days, contributing to an overall humidity level of 81%.

January Temperature in Roanoke

In January in Roanoke, the average temperature is 12°C (54°F), with maximums reaching 27°C (81°F) and minimums dropping as low as -8°C (17°F). This variation in temperature makes it essential for travelers to pack both warm and light clothing to stay comfortable.

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

The chart illustrates January temperature patterns in Roanoke, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Roanoke, January typically has an average temperature of 12°C (54°F), with highs reaching up to 27°C (81°F) and lows dropping to around -8°C (17°F).

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

January Precipitation in Roanoke

In Roanoke in January, the precipitation amount is 115 mm (4.5 in) over the course of 8 days.

January Precipitation Trends in Roanoke

The chart displays monthly precipitation patterns in Roanoke, 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 Roanoke, January typically receives around 115 mm (4.5 inches) of precipitation spread over approximately 8 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 Roanoke

In Roanoke in January humidity is 81%. With an average temperature of 12°C (54°F), this humidity feels like a damp blanket enveloping you, making travel sluggish and uncomfortable as you battle the stickiness while trying to enjoy your surroundings.

January Average Humidity in Roanoke

This chart illustrates the average monthly humidity levels in Roanoke, 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 Roanoke is approximately 81%, 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 Roanoke

In Roanoke in January, the maximum UV index reaches 5, which corresponds to a moderate Exposure Category. Under these conditions, the estimated time to burn is approximately 30 minutes. For more details, you can check the Hourly UV Index in Roanoke.

Maximum UV Index Levels in Roanoke for January

The chart shows the monthly maximum UV Index (UVI) for Roanoke 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 Roanoke typically reaches 5, which falls under the moderate exposure category.

Data source: Roanoke 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 Roanoke Compares to Other Months

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

This table compares monthly weather conditions in Roanoke, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	12°C (54°F)	115 mm (4.5 inches)	81%	moderate
February Weather	15°C (58°F)	104 mm (4.1 inches)	81%	very high
March Weather	18°C (65°F)	62 mm (2.4 inches)	79%	very high
April Weather	20°C (69°F)	152 mm (6.0 inches)	80%	very high
May Weather	25°C (77°F)	181 mm (7.1 inches)	81%	extreme
June Weather	27°C (81°F)	157 mm (6.2 inches)	76%	extreme
July Weather	28°C (83°F)	162 mm (6.4 inches)	73%	extreme
August Weather	28°C (83°F)	181 mm (7.1 inches)	71%	extreme
September Weather	26°C (80°F)	145 mm (5.7 inches)	72%	very high
October Weather	22°C (72°F)	123 mm (4.8 inches)	73%	very high
November Weather	16°C (60°F)	79 mm (3.1 inches)	83%	high
December Weather	14°C (57°F)	115 mm (4.5 inches)	88%	moderate