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December Weather in Greensboro, United States

Last updated: June 24, 2025

In December, the average temperature in Greensboro, United States is a cool 13°C (56°F). Visitors should be prepared for temperature fluctuations, with lows reaching -3°C (26°F) and highs soaring up to 27°C (82°F). Rainfall can be expected, with 126 mm (5.0 in) of precipitation over approximately 9 days. Moreover, the average humidity sits comfortably at a high 88%, creating a distinctly crisp atmosphere.

December Temperature in Greensboro

In December in Greensboro, the average temperature is 13°C (56°F), with maximums reaching up to 27°C (82°F) and minimums dropping as low as -3°C (26°F). This temperature range makes Greensboro a versatile travel destination, perfect for enjoying both mild days and cool evenings.

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 13°C (56°F), with highs reaching up to 27°C (82°F) and lows dropping to around -3°C (26°F).
JanFebMarAprMayJunJulAugSepOctNovDec535963687580818179736056
Data source: Temperature data for Greensboro generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

December Precipitation in Greensboro

In Greensboro in December, the precipitation amount is 126 mm (5.0 in) spread over 9 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 126 mm (5.0 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec8211657101871761691651409946126
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Greensboro

In Greensboro in December, humidity is 88%. With an average temperature of 13°C (56°F), this humidity feels like a thick, warm blanket wrapping around you, making outdoor adventures sticky and challenging.

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 88%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec85%82%80%76%73%74%80%79%83%77%84%88%
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.
JanFebMarAprMayJunJulAugSepOctNovDec589101111121110864
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.
 TemperaturePrecipitationHumidityUV
January Weather12°C (54°F)82 mm (3.2 inches)85%moderate
February Weather15°C (60°F)116 mm (4.6 inches)82%very high
March Weather17°C (63°F)57 mm (2.2 inches)80%very high
April Weather20°C (68°F)101 mm (4.0 inches)76%very high
May Weather24°C (76°F)87 mm (3.4 inches)73%extreme
June Weather26°C (80°F)176 mm (6.9 inches)74%extreme
July Weather27°C (81°F)169 mm (6.6 inches)80%extreme
August Weather27°C (81°F)165 mm (6.5 inches)79%extreme
September Weather26°C (79°F)140 mm (5.5 inches)83%very high
October Weather23°C (73°F)99 mm (3.9 inches)77%very high
November Weather16°C (60°F)46 mm (1.8 inches)84%high
December Weather13°C (56°F)126 mm (5.0 inches)88%moderate

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