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December Weather in Durham, United States

Last updated: June 24, 2025

In Durham, United States, the average temperature in December hovers around -1°C (30°F). Expect chilly days, with temperatures dipping as low as -21°C (-6°F) and peaking at a comfortable 17°C (63°F). This month brings about 94 mm (3.7 in) of precipitation over 11 days, coupled with an average humidity of 84%. Prepare for a damp, brisk environment!

December Temperature in Durham

In December in Durham, the average temperature is -1°C (30°F), with maximums reaching 17°C (63°F) and minimums plummeting to as low as -21°C (-6°F). It’s essential to pack layers and be prepared for varying weather conditions while traveling.

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

The chart illustrates December temperature patterns in Durham, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Durham, December typically has an average temperature of -1°C (30°F), with highs reaching up to 17°C (63°F) and lows dropping to around -21°C (-6°F).
JanFebMarAprMayJunJulAugSepOctNovDec252834455766716962523730
Data source: Temperature data for Durham 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 Durham

In Durham in December, the precipitation amount is 94 mm (3.7 in) over the course of 11 days.

December Precipitation Trends in Durham

The chart displays monthly precipitation patterns in Durham, 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 Durham, December typically receives around 94 mm (3.7 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec7290851261141121491301061439494
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Durham

In Durham in December, humidity is 84%. With an average temperature of -1°C (30°F), this humidity feels like a sharp chill that seeps into your bones, making travel uncomfortable as the wetness in the air intensifies the cold, leaving you yearning for warmth and shelter.

December Average Humidity in Durham

This chart illustrates the average monthly humidity levels in Durham, 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 Durham is approximately 84%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec90%88%86%84%76%72%67%64%72%81%87%85%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Durham

In Durham in December, the maximum UV index is 2, which corresponds to a low exposure category. With this level of UV radiation, the time to burn is approximately 45 minutes. To learn more about the hourly UV index in Durham, you can visit Hourly UV Index in Durham.

Maximum UV Index Levels in Durham for December

The chart shows the monthly maximum UV Index (UVI) for Durham 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 Durham typically reaches 2, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec356910101098642
Data source: Durham 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 Durham Compares to Other Months

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

This table compares monthly weather conditions in Durham, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-4°C (25°F)72 mm (2.8 inches)89%moderate
February Weather-2°C (28°F)90 mm (3.5 inches)88%moderate
March Weather1°C (34°F)85 mm (3.3 inches)86%high
April Weather7°C (45°F)126 mm (4.9 inches)84%very high
May Weather14°C (57°F)114 mm (4.5 inches)76%very high
June Weather19°C (66°F)112 mm (4.4 inches)72%very high
July Weather22°C (71°F)149 mm (5.9 inches)66%very high
August Weather20°C (69°F)130 mm (5.1 inches)64%very high
September Weather17°C (63°F)106 mm (4.2 inches)72%very high
October Weather11°C (52°F)143 mm (5.6 inches)81%high
November Weather3°C (38°F)94 mm (3.7 inches)87%moderate
December Weather-1°C (30°F)94 mm (3.7 inches)84%low

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