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December Weather in Buchanan Dam, United States

Last updated: June 24, 2025

In Buchanan Dam, United States, the average temperature in December hovers around 12°C (54°F), with minima dipping to a chilly -4°C (25°F) and highs reaching up to a warm 30°C (87°F). Expect 39 mm (1.5 in) of precipitation spread over approximately 6 days, while the air remains comfortably humid at an average of 87%.

December Temperature in Buchanan Dam

In December in Buchanan Dam, the average temperature is 12°C (54°F). Maximums can reach 30°C (87°F), while minimums can dip as low as -4°C (25°F). Travelers should be prepared for a wide range of temperatures during this time.

December Weather in Buchanan Dam: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Buchanan Dam, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Buchanan Dam, December typically has an average temperature of 12°C (54°F), with highs reaching up to 30°C (87°F) and lows dropping to around -4°C (25°F).
JanFebMarAprMayJunJulAugSepOctNovDec505263687682868679705954
Data source: Temperature data for Buchanan Dam 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 Buchanan Dam

In Buchanan Dam in December, the precipitation amount is 39 mm (1.5 in), occurring over the course of 6 days.

December Precipitation Trends in Buchanan Dam

The chart displays monthly precipitation patterns in Buchanan Dam, 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 Buchanan Dam, December typically receives around 39 mm (1.5 inches) of precipitation spread over approximately 6 days.
JanFebMarAprMayJunJulAugSepOctNovDec4454698113850495874993139
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Buchanan Dam

In Buchanan Dam 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 Buchanan Dam

This chart illustrates the average monthly humidity levels in Buchanan Dam, 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 Buchanan Dam 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 Buchanan Dam

In Buchanan Dam 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 Buchanan Dam for better planning.

Maximum UV Index Levels in Buchanan Dam for December

The chart shows the monthly maximum UV Index (UVI) for Buchanan Dam 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 Buchanan Dam typically reaches 4, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec579111112121111864
Data source: Buchanan Dam 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 Buchanan Dam Compares to Other Months

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

This table compares monthly weather conditions in Buchanan Dam, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather10°C (50°F)44 mm (1.7 inches)78%moderate
February Weather11°C (52°F)54 mm (2.1 inches)78%high
March Weather17°C (63°F)69 mm (2.7 inches)77%very high
April Weather20°C (68°F)81 mm (3.2 inches)78%extreme
May Weather24°C (76°F)138 mm (5.4 inches)82%extreme
June Weather28°C (82°F)50 mm (2.0 inches)78%extreme
July Weather30°C (86°F)48 mm (1.9 inches)69%extreme
August Weather30°C (86°F)58 mm (2.3 inches)63%extreme
September Weather26°C (80°F)74 mm (2.9 inches)66%extreme
October Weather21°C (70°F)99 mm (3.9 inches)73%very high
November Weather15°C (59°F)31 mm (1.2 inches)84%high
December Weather12°C (54°F)39 mm (1.5 inches)87%moderate

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