December Weather in Kerrville, United States

Last updated: June 24, 2025

In December, the average temperature in Kerrville, United States hovers around 11°C (53°F). This period can bring a chilly minimum of -4°C (24°F), while the mercury might rise to a pleasant 28°C (83°F) at times. With 35 mm (1.4 in) of precipitation spread over 5 days, you can expect a fair share of wet weather, complemented by a notable average humidity of 86%.

December Temperature in Kerrville

In December in Kerrville, the average temperature is 11°C (53°F), with maximums reaching 28°C (83°F) and minimums dropping as low as -4°C (24°F). This range means travelers should be prepared for both warm afternoons and chilly evenings during their visit.

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

The chart illustrates December temperature patterns in Kerrville, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Kerrville, December typically has an average temperature of 11°C (53°F), with highs reaching up to 28°C (83°F) and lows dropping to around -4°C (24°F).

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

December Precipitation in Kerrville

In Kerrville in December, the precipitation amount is 35 mm (1.4 in) over a span of 5 days.

December Precipitation Trends in Kerrville

The chart displays monthly precipitation patterns in Kerrville, 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 Kerrville, December typically receives around 35 mm (1.4 inches) of precipitation spread over approximately 5 days.

Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

December Humidity in Kerrville

In Kerrville in December, humidity is 86%. With an average temperature of 11°C (53°F), this humidity feels like a heavy blanket that dampens the air, making traveling uncomfortable and a bit stifling.

December Average Humidity in Kerrville

This chart illustrates the average monthly humidity levels in Kerrville, 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 Kerrville is approximately 86%, 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 Kerrville

In Kerrville 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 Kerrville.

Maximum UV Index Levels in Kerrville for December

The chart shows the monthly maximum UV Index (UVI) for Kerrville 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 Kerrville typically reaches 5, which falls under the moderate exposure category.

Data source: Kerrville 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 Kerrville Compares to Other Months

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

This table compares monthly weather conditions in Kerrville, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	10°C (50°F)	42 mm (1.6 inches)	79%	moderate
February Weather	11°C (52°F)	50 mm (2.0 inches)	79%	very high
March Weather	16°C (61°F)	63 mm (2.5 inches)	74%	very high
April Weather	19°C (67°F)	81 mm (3.2 inches)	76%	extreme
May Weather	23°C (74°F)	142 mm (5.6 inches)	81%	extreme
June Weather	26°C (79°F)	60 mm (2.3 inches)	76%	extreme
July Weather	28°C (82°F)	47 mm (1.8 inches)	66%	extreme
August Weather	28°C (82°F)	54 mm (2.1 inches)	58%	extreme
September Weather	25°C (77°F)	110 mm (4.3 inches)	65%	extreme
October Weather	20°C (68°F)	80 mm (3.1 inches)	74%	very high
November Weather	14°C (58°F)	28 mm (1.1 inches)	81%	high
December Weather	11°C (53°F)	35 mm (1.4 inches)	86%	moderate