January Weather in Greenwood, United States

Last updated: June 24, 2025

In Greenwood, United States, the average temperature in January hovers around -3°C (26°F). While you may experience the chill with minimum temperatures dipping to -30°C (-22°F), there are occasional warmer days with a maximum of 15°C (59°F). Prepare for 32 mm (1.3 in) of precipitation over about 4 days, and be ready for a notably high average humidity of 76%.

January Temperature in Greenwood

In January in Greenwood, the average temperature is -3°C (26°F), with a maximum reaching 15°C (59°F) and a minimum as low as -30°C (-22°F). Travelers should be prepared for a wide range of temperatures and should dress in layers to stay comfortable during their visit.

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

The chart illustrates January temperature patterns in Greenwood, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Greenwood, January typically has an average temperature of -3°C (26°F), with highs reaching up to 15°C (59°F) and lows dropping to around -30°C (-22°F).

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

January Precipitation in Greenwood

In Greenwood in January, the total precipitation amount is 32 mm (1.3 in), accumulated over a period of 4 days.

January Precipitation Trends in Greenwood

The chart displays monthly precipitation patterns in Greenwood, 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 Greenwood, January typically receives around 32 mm (1.3 inches) of precipitation spread over approximately 4 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 Greenwood

In Greenwood in January humidity is 76%. With an average temperature of -3°C (26°F), this humidity feels like a biting chill that penetrates your layers, making every step outside feel damp and uncomfortable for traveling.

January Average Humidity in Greenwood

This chart illustrates the average monthly humidity levels in Greenwood, 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 Greenwood is approximately 76%, 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 Greenwood

In Greenwood 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 Greenwood, you can check the information here.

Maximum UV Index Levels in Greenwood for January

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

Data source: Greenwood 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 Greenwood Compares to Other Months

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

This table compares monthly weather conditions in Greenwood, 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)	32 mm (1.3 inches)	76%	moderate
February Weather	-3°C (27°F)	28 mm (1.1 inches)	80%	moderate
March Weather	5°C (42°F)	97 mm (3.8 inches)	73%	high
April Weather	11°C (51°F)	48 mm (1.9 inches)	74%	very high
May Weather	17°C (64°F)	132 mm (5.2 inches)	78%	very high
June Weather	25°C (77°F)	111 mm (4.4 inches)	82%	very high
July Weather	26°C (79°F)	79 mm (3.1 inches)	83%	very high
August Weather	24°C (76°F)	91 mm (3.6 inches)	80%	very high
September Weather	21°C (70°F)	80 mm (3.1 inches)	75%	very high
October Weather	12°C (53°F)	119 mm (4.7 inches)	75%	high
November Weather	5°C (41°F)	28 mm (1.1 inches)	82%	moderate
December Weather	0°C (32°F)	39 mm (1.5 inches)	83%	low