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December Weather in Hillsville, United States

Last updated: June 24, 2025

In December, the average temperature in Hillsville, United States is a brisk 4°C (40°F). Expect a range of temperatures, with a minimum plunging to -13°C (9°F) and a pleasant maximum reaching 21°C (70°F). Rainy days are not uncommon, bringing about 101 mm (4.0 in) of precipitation over approximately 9 days. The average humidity sits high at 86%, adding to the cool, crisp atmosphere.

December Temperature in Hillsville

In December in Hillsville, the average temperature is 4°C (40°F). The maximum can reach 21°C (70°F), while the minimum can drop as low as -13°C (9°F). Be prepared for a wide range of temperatures during your travels, so pack accordingly!

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

The chart illustrates December temperature patterns in Hillsville, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Hillsville, December typically has an average temperature of 4°C (40°F), with highs reaching up to 21°C (70°F) and lows dropping to around -13°C (9°F).
JanFebMarAprMayJunJulAugSepOctNovDec364146546369737267584440
Data source: Temperature data for Hillsville 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 Hillsville

In Hillsville in December, the total precipitation amount is 101 mm (4.0 in), occurring over a span of 9 days.

December Precipitation Trends in Hillsville

The chart displays monthly precipitation patterns in Hillsville, 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 Hillsville, December typically receives around 101 mm (4.0 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec73109841261161008311211712173101
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Hillsville

In Hillsville in December humidity is 86%. With an average temperature of 4°C (40°F), this humidity feels like a damp chill that seeps into your bones, making outdoor activities uncomfortable and travel cumbersome as you navigate through a thick, heavy air that clings to your skin.

December Average Humidity in Hillsville

This chart illustrates the average monthly humidity levels in Hillsville, 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 Hillsville is approximately 86%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec87%87%86%84%83%83%79%66%68%78%89%86%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Hillsville

In Hillsville in December, 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 Hillsville, you can check the information here.

Maximum UV Index Levels in Hillsville for December

The chart shows the monthly maximum UV Index (UVI) for Hillsville 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 Hillsville typically reaches 3, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec468101111111010853
Data source: Hillsville 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 Hillsville Compares to Other Months

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

This table compares monthly weather conditions in Hillsville, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather2°C (36°F)73 mm (2.9 inches)87%moderate
February Weather5°C (42°F)109 mm (4.3 inches)87%high
March Weather8°C (46°F)84 mm (3.3 inches)86%very high
April Weather12°C (55°F)126 mm (5.0 inches)84%very high
May Weather17°C (63°F)116 mm (4.6 inches)83%extreme
June Weather21°C (70°F)100 mm (3.9 inches)83%extreme
July Weather23°C (74°F)83 mm (3.3 inches)79%extreme
August Weather22°C (72°F)112 mm (4.4 inches)66%very high
September Weather20°C (68°F)117 mm (4.6 inches)68%very high
October Weather14°C (58°F)121 mm (4.7 inches)78%very high
November Weather7°C (44°F)73 mm (2.9 inches)89%moderate
December Weather4°C (40°F)101 mm (4.0 inches)86%moderate

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