December Weather in Overton, United States

Last updated: June 24, 2025

In December, the average temperature in Overton, United States hovers around -1°C (31°F), with lows plummeting to -24°C (-11°F) and rare highs reaching up to 22°C (72°F). Expect about 36 mm (1.4 in) of precipitation spread over 4 days, with an average humidity level of 79%. Stay prepared for chilly days!

December Temperature in Overton

In December in Overton, the average temperature is -1°C (31°F). The maximum can reach 22°C (72°F) and the minimum can be as low as -24°C (-11°F). Travelers should be prepared for a wide range of temperatures during this time, making layers essential for comfort.

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

The chart illustrates December temperature patterns in Overton, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Overton, December typically has an average temperature of -1°C (31°F), with highs reaching up to 22°C (72°F) and lows dropping to around -24°C (-11°F).
JanFebMarAprMayJunJulAugSepOctNovDec272640496074777468504031
Data source: Temperature data for Overton 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 Overton

In Overton in December, the precipitation amount is 36 mm (1.4 in) over the course of 4 days.

December Precipitation Trends in Overton

The chart displays monthly precipitation patterns in Overton, 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 Overton, December typically receives around 36 mm (1.4 inches) of precipitation spread over approximately 4 days.
JanFebMarAprMayJunJulAugSepOctNovDec2121774515165687149701936
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Overton

In Overton in December humidity is 79%. With an average temperature of -1°C (31°F), this humidity feels like a heavy, damp blanket wrapping around you, making outdoor adventures challenging as the cold moisture seeps into your clothes, leaving you feeling chilled to the bone.

December Average Humidity in Overton

This chart illustrates the average monthly humidity levels in Overton, 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 Overton is approximately 79%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec73%81%69%71%80%83%84%84%77%72%80%79%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Overton

In Overton 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 Overton, you can check the information here.

Maximum UV Index Levels in Overton for December

The chart shows the monthly maximum UV Index (UVI) for Overton 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 Overton typically reaches 3, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3579101111108643
Data source: Overton 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 Overton Compares to Other Months

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

This table compares monthly weather conditions in Overton, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-3°C (27°F)21 mm (0.8 inches)73%moderate
February Weather-3°C (26°F)21 mm (0.8 inches)81%moderate
March Weather5°C (40°F)77 mm (3.0 inches)69%high
April Weather9°C (49°F)45 mm (1.8 inches)71%very high
May Weather16°C (60°F)151 mm (5.9 inches)80%very high
June Weather23°C (74°F)64 mm (2.5 inches)83%extreme
July Weather25°C (77°F)67 mm (2.7 inches)84%extreme
August Weather23°C (74°F)71 mm (2.8 inches)84%very high
September Weather20°C (68°F)49 mm (1.9 inches)77%very high
October Weather10°C (51°F)70 mm (2.8 inches)72%high
November Weather5°C (40°F)18 mm (0.7 inches)80%moderate
December Weather-1°C (31°F)36 mm (1.4 inches)79%moderate

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