December Weather in Holly Grove, United States

Last updated: June 24, 2025

In Holly Grove, United States, the average temperature in December hovers around 9°C (48°F). Expect a range with minimums dipping to -8°C (17°F) and possible maximums reaching 26°C (79°F). Prepare for 155 mm (6.1 in) of precipitation spread over 10 days, and don't forget, the average humidity is a humid 88%.

December Temperature in Holly Grove

In December in Holly Grove, the average temperature is 9°C (48°F). The maximum can reach 26°C (79°F) and the minimum can be as low as -8°C (17°F). Travelers should be prepared for a wide range of temperatures and pack accordingly.

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

The chart illustrates December temperature patterns in Holly Grove, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Holly Grove, December typically has an average temperature of 9°C (48°F), with highs reaching up to 26°C (79°F) and lows dropping to around -8°C (17°F).

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

December Precipitation in Holly Grove

In Holly Grove in December, the total precipitation amount is 155 mm (6.1 in) spread over a period of 10 days.

December Precipitation Trends in Holly Grove

The chart displays monthly precipitation patterns in Holly Grove, 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 Grove, December typically receives around 155 mm (6.1 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 Holly Grove

In Holly Grove in December, humidity is 88%. With an average temperature of 9°C (48°F), this humidity feels like a damp chill settling into your bones, making outdoor exploration feel heavy and oppressive.

December Average Humidity in Holly Grove

This chart illustrates the average monthly humidity levels in Holly Grove, 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 Grove is approximately 88%, 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 Holly Grove

In Holly Grove 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 Holly Grove for better planning.

Maximum UV Index Levels in Holly Grove for December

The chart shows the monthly maximum UV Index (UVI) for Holly Grove 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 Grove typically reaches 4, which falls under the moderate exposure category.

Data source: Holly Grove 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 Grove Compares to Other Months

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

This table compares monthly weather conditions in Holly Grove, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	6°C (44°F)	112 mm (4.4 inches)	84%	moderate
February Weather	8°C (47°F)	172 mm (6.8 inches)	83%	high
March Weather	14°C (57°F)	171 mm (6.7 inches)	81%	very high
April Weather	17°C (62°F)	141 mm (5.6 inches)	81%	very high
May Weather	23°C (73°F)	143 mm (5.6 inches)	83%	extreme
June Weather	26°C (79°F)	109 mm (4.3 inches)	83%	extreme
July Weather	28°C (82°F)	108 mm (4.3 inches)	81%	extreme
August Weather	27°C (81°F)	114 mm (4.5 inches)	74%	extreme
September Weather	25°C (77°F)	86 mm (3.4 inches)	71%	very high
October Weather	19°C (66°F)	135 mm (5.3 inches)	76%	high
November Weather	11°C (52°F)	77 mm (3.0 inches)	84%	high
December Weather	9°C (48°F)	155 mm (6.1 inches)	88%	moderate