January Weather in Greeneville, United States

Last updated: June 24, 2025

In January, the average temperature in Greeneville, United States hovers around 4°C (39°F). Visitors can expect a wide range of temperatures, with a minimum of -18°C (0°F) and a maximum soaring to 24°C (76°F). The region sees 93 mm (3.6 in) of precipitation over an average of 12 days, contributing to an overall average humidity of 88%. Prepare accordingly for a season that combines chill with occasional warmth!

January Temperature in Greeneville

In January in Greeneville, the average temperature is 4°C (39°F). The maximum can reach 24°C (76°F), while the minimum can be as low as -18°C (0°F). Travelers should prepare for a wide range of temperatures and pack accordingly to enjoy their stay.

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

The chart illustrates January temperature patterns in Greeneville, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Greeneville, January typically has an average temperature of 4°C (39°F), with highs reaching up to 24°C (76°F) and lows dropping to around -18°C (0°F).

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

January Precipitation in Greeneville

In Greeneville in January, the precipitation amount is 93 mm (3.6 in), occurring over a span of 12 days.

January Precipitation Trends in Greeneville

The chart displays monthly precipitation patterns in Greeneville, 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 Greeneville, January typically receives around 93 mm (3.6 inches) of precipitation spread over approximately 12 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 Greeneville

In Greeneville in January, humidity is 88%. With an average temperature of 4°C (39°F), this humidity feels like a damp chill that seeps into your bones, making travel uncomfortable and necessitating extra layers to stay warm.

January Average Humidity in Greeneville

This chart illustrates the average monthly humidity levels in Greeneville, 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 Greeneville is approximately 88%, 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 Greeneville

In Greeneville 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 Greeneville, you can check the information here.

Maximum UV Index Levels in Greeneville for January

The chart shows the monthly maximum UV Index (UVI) for Greeneville 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 Greeneville typically reaches 3, which falls under the moderate exposure category.

Data source: Greeneville 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 Greeneville Compares to Other Months

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

This table compares monthly weather conditions in Greeneville, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	4°C (39°F)	93 mm (3.6 inches)	88%	moderate
February Weather	7°C (45°F)	148 mm (5.8 inches)	88%	high
March Weather	10°C (50°F)	130 mm (5.1 inches)	87%	very high
April Weather	14°C (57°F)	137 mm (5.4 inches)	84%	very high
May Weather	19°C (66°F)	129 mm (5.1 inches)	84%	extreme
June Weather	22°C (72°F)	115 mm (4.5 inches)	83%	extreme
July Weather	24°C (76°F)	93 mm (3.7 inches)	79%	extreme
August Weather	23°C (74°F)	113 mm (4.4 inches)	66%	very high
September Weather	21°C (70°F)	90 mm (3.6 inches)	67%	very high
October Weather	16°C (61°F)	120 mm (4.7 inches)	76%	high
November Weather	8°C (46°F)	79 mm (3.1 inches)	89%	moderate
December Weather	6°C (42°F)	127 mm (5.0 inches)	88%	moderate