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December Weather in Holly Hill, United States

Last updated: June 24, 2025

In December, the average temperature in Holly Hill, United States is a pleasant 18°C (65°F), with daytime highs reaching up to 28°C (83°F) and nighttime lows dipping to as low as 4°C (39°F). Expect about 79 mm (3.1 in) of precipitation spread over 9 days during the month, contributing to a relatively high average humidity of 84%. Enjoy the mild climate, but be prepared for occasional rain!

December Temperature in Holly Hill

In December in Holly Hill, the average temperature is 18°C (65°F). The maximum can reach 28°C (83°F), and the minimum can be as low as 4°C (39°F). This mild climate makes Holly Hill an inviting destination for travelers looking to enjoy pleasant weather and outdoor activities.

December Weather in Holly Hill: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Holly Hill, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Holly Hill, December typically has an average temperature of 18°C (65°F), with highs reaching up to 28°C (83°F) and lows dropping to around 4°C (39°F).
JanFebMarAprMayJunJulAugSepOctNovDec616567727680818281777064
Data source: Temperature data for Holly Hill 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 Holly Hill

In Holly Hill in December, the precipitation amount is 79 mm (3.1 in) spread over 9 days.

December Precipitation Trends in Holly Hill

The chart displays monthly precipitation patterns in Holly Hill, 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 Holly Hill, December typically receives around 79 mm (3.1 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec486028761011621741611681087279
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Holly Hill

In Holly Hill in December, humidity is 84%. With an average temperature of 18°C (65°F), this humidity feels like a thick blanket enveloping you, making travel feel heavy and slightly uncomfortable as the air clings to your skin and limits your breath.

December Average Humidity in Holly Hill

This chart illustrates the average monthly humidity levels in Holly Hill, 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 Holly Hill is approximately 84%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec83%80%75%70%68%75%80%81%83%81%82%84%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Holly Hill

In Holly Hill in December, the maximum UV index reaches 5, which corresponds to a moderate Exposure Category. Under these conditions, the estimated time to burn is approximately 30 minutes. For more details, you can check the Hourly UV Index in Holly Hill.

Maximum UV Index Levels in Holly Hill for December

The chart shows the monthly maximum UV Index (UVI) for Holly Hill 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 Holly Hill typically reaches 5, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec589111112121111975
Data source: Holly Hill 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 Holly Hill Compares to Other Months

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

This table compares monthly weather conditions in Holly Hill, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather16°C (62°F)47 mm (1.9 inches)83%moderate
February Weather19°C (66°F)60 mm (2.3 inches)80%very high
March Weather19°C (67°F)28 mm (1.1 inches)75%very high
April Weather22°C (72°F)76 mm (3.0 inches)70%extreme
May Weather25°C (77°F)100 mm (4.0 inches)68%extreme
June Weather26°C (80°F)162 mm (6.4 inches)75%extreme
July Weather27°C (81°F)174 mm (6.9 inches)79%extreme
August Weather28°C (82°F)161 mm (6.3 inches)81%extreme
September Weather27°C (81°F)168 mm (6.6 inches)83%extreme
October Weather25°C (78°F)107 mm (4.2 inches)81%very high
November Weather21°C (70°F)72 mm (2.9 inches)82%high
December Weather18°C (65°F)79 mm (3.1 inches)84%moderate

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