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December Weather in Marble Falls, United States

Last updated: June 24, 2025

In Marble Falls, United States, the average temperature in December hovers around 12°C (54°F), with fluctuations ranging from a chilly -4°C (25°F) at the minimum to a pleasant 28°C (83°F) at the maximum. Visitors can expect an average precipitation of 44 mm (1.8 in) over 6 days, contributing to an overall humidity level of 87%.

December Temperature in Marble Falls

In December in Marble Falls, the average temperature is 12°C (54°F). Maximum temperatures can reach 28°C (83°F), while minimums can drop as low as -4°C (25°F). This variation makes Marble Falls a destination where travelers should be prepared for both warm days and chilly nights.

December Weather in Marble Falls: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Marble Falls, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Marble Falls, December typically has an average temperature of 12°C (54°F), with highs reaching up to 28°C (83°F) and lows dropping to around -4°C (25°F).
JanFebMarAprMayJunJulAugSepOctNovDec505263687682858579705954
Data source: Temperature data for Marble Falls 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 Marble Falls

In Marble Falls in December, the precipitation amount is 44 mm (1.8 in) spread over 6 days.

December Precipitation Trends in Marble Falls

The chart displays monthly precipitation patterns in Marble Falls, 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 Marble Falls, December typically receives around 44 mm (1.8 inches) of precipitation spread over approximately 6 days.
JanFebMarAprMayJunJulAugSepOctNovDec4354597413871628490943245
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Marble Falls

In Marble Falls in December humidity is 87%. With an average temperature of 12°C (54°F), this humidity feels like a damp embrace, making it quite uncomfortable for traveling, as the air feels heavy and can quickly sap your energy as you explore the sights.

December Average Humidity in Marble Falls

This chart illustrates the average monthly humidity levels in Marble Falls, 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 Marble Falls is approximately 87%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec78%78%77%78%82%78%69%63%66%73%84%87%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Marble Falls

In Marble Falls 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 Marble Falls.

Maximum UV Index Levels in Marble Falls for December

The chart shows the monthly maximum UV Index (UVI) for Marble Falls 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 Marble Falls typically reaches 5, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec579111112121111965
Data source: Marble Falls 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 Marble Falls Compares to Other Months

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

This table compares monthly weather conditions in Marble Falls, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather10°C (51°F)43 mm (1.7 inches)78%moderate
February Weather11°C (53°F)54 mm (2.1 inches)78%high
March Weather17°C (63°F)59 mm (2.3 inches)77%very high
April Weather20°C (68°F)74 mm (2.9 inches)78%extreme
May Weather24°C (76°F)138 mm (5.4 inches)82%extreme
June Weather28°C (82°F)70 mm (2.8 inches)78%extreme
July Weather30°C (85°F)62 mm (2.4 inches)69%extreme
August Weather30°C (86°F)84 mm (3.3 inches)63%extreme
September Weather26°C (79°F)90 mm (3.6 inches)66%extreme
October Weather21°C (70°F)94 mm (3.7 inches)73%very high
November Weather15°C (59°F)32 mm (1.3 inches)84%high
December Weather12°C (54°F)44 mm (1.8 inches)87%moderate

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