December Weather in Greensboro, United States

Last updated: June 24, 2025

In December, the average temperature in Greensboro, United States is a cool 10°C (50°F). Expect a range of temperatures, with a minimum dipping to -5°C (24°F) and a maximum reaching up to 25°C (77°F). With an average humidity of 89%, the air can feel quite damp, and don’t forget your umbrella—precipitation amount is 130 mm (5.1 in) over about 10 days.

December Temperature in Greensboro

In December in Greensboro, the average temperature is 10°C (50°F), with maximums reaching 25°C (77°F) and minimums dropping as low as -5°C (24°F). Travelers should be prepared for a wide range of temperatures, making layering essential for comfort.

December Weather in Greensboro: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Greensboro, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Greensboro, December typically has an average temperature of 10°C (50°F), with highs reaching up to 25°C (77°F) and lows dropping to around -5°C (24°F).

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

December Precipitation in Greensboro

In Greensboro in December, the precipitation amount is 130 mm (5.1 in) over a period of 10 days.

December Precipitation Trends in Greensboro

The chart displays monthly precipitation patterns in Greensboro, with values for each month alongside December’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how December’s conditions compare to those of other months. In Greensboro, December typically receives around 130 mm (5.1 inches) of precipitation spread over approximately 10 days.

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

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Millimeters (mm) Inches (in)

December Humidity in Greensboro

In Greensboro in December, humidity is 89%. With an average temperature of 10°C (50°F), this humidity feels like a dense blanket wrapping around you, making travel feel damp and chilly, and urging you to dress in layers for comfort.

December Average Humidity in Greensboro

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

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

December UV Index in Greensboro

In Greensboro in December, the maximum UV index reaches 4, which corresponds to a moderate Exposure Category. With a time to burn of 30 minutes, it’s important to take precautions to protect your skin. You can find more details in the Hourly UV Index in Greensboro for better planning.

Maximum UV Index Levels in Greensboro for December

The chart shows the monthly maximum UV Index (UVI) for Greensboro in December, 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 December, the maximum UV index in Greensboro typically reaches 4, which falls under the moderate exposure category.

Data source: Greensboro December 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 December Weather in Greensboro Compares to Other Months

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

This table compares monthly weather conditions in Greensboro, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	9°C (48°F)	104 mm (4.1 inches)	86%	moderate
February Weather	12°C (53°F)	123 mm (4.8 inches)	84%	high
March Weather	14°C (58°F)	88 mm (3.5 inches)	83%	very high
April Weather	18°C (64°F)	106 mm (4.2 inches)	81%	very high
May Weather	23°C (73°F)	98 mm (3.9 inches)	81%	extreme
June Weather	26°C (78°F)	104 mm (4.1 inches)	81%	extreme
July Weather	27°C (81°F)	105 mm (4.1 inches)	83%	extreme
August Weather	27°C (80°F)	116 mm (4.6 inches)	81%	very high
September Weather	25°C (77°F)	108 mm (4.3 inches)	82%	very high
October Weather	20°C (68°F)	107 mm (4.2 inches)	78%	very high
November Weather	12°C (54°F)	81 mm (3.2 inches)	86%	high
December Weather	10°C (50°F)	130 mm (5.1 inches)	89%	moderate