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December Weather in Vaughn, United States

Last updated: June 24, 2025

In December, the average temperature in Vaughn, United States hovers around -2°C (29°F). While chilly, temperatures can dip as low as -28°C (-18°F) or rise to a mild 18°C (64°F). Expect 26 mm (1.0 in) of precipitation spread across 7 days, and stay prepared for a high average humidity of 90%.

December Temperature in Vaughn

In December in Vaughn, the average temperature is -2°C (29°F) with maximums reaching up to 18°C (64°F) and minimums dipping as low as -28°C (-18°F). Travelers should be prepared for a wide range of temperatures and dress accordingly.

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

The chart illustrates December temperature patterns in Vaughn, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Vaughn, December typically has an average temperature of -2°C (29°F), with highs reaching up to 18°C (64°F) and lows dropping to around -28°C (-18°F).
JanFebMarAprMayJunJulAugSepOctNovDec261933425463726959443629
Data source: Temperature data for Vaughn 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 Vaughn

In Vaughn in December, the total precipitation amount is 26 mm (1.0 in) spread over a period of 7 days.

December Precipitation Trends in Vaughn

The chart displays monthly precipitation patterns in Vaughn, 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 Vaughn, December typically receives around 26 mm (1.0 inches) of precipitation spread over approximately 7 days.
JanFebMarAprMayJunJulAugSepOctNovDec153925597177122438372926
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Vaughn

In Vaughn in December, humidity is 90%. With an average temperature of -2°C (29°F), this humidity feels like an icy breath enveloping you, making every step outdoors feel even colder and more biting, while also creating a heavy, wet atmosphere that can dampen your spirits for traveling.

December Average Humidity in Vaughn

This chart illustrates the average monthly humidity levels in Vaughn, 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 Vaughn is approximately 90%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec87%88%83%78%76%78%77%71%68%72%84%91%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Vaughn

In Vaughn in December, the maximum UV index is 2, which corresponds to a low exposure category. With this level of UV radiation, the time to burn is approximately 45 minutes. To learn more about the hourly UV index in Vaughn, you can visit Hourly UV Index in Vaughn.

Maximum UV Index Levels in Vaughn for December

The chart shows the monthly maximum UV Index (UVI) for Vaughn 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 Vaughn typically reaches 2, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec2457910997532
Data source: Vaughn 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 Vaughn Compares to Other Months

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

This table compares monthly weather conditions in Vaughn, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-4°C (26°F)15 mm (0.6 inches)87%low
February Weather-7°C (19°F)39 mm (1.6 inches)88%moderate
March Weather1°C (34°F)25 mm (1.0 inches)83%moderate
April Weather5°C (42°F)59 mm (2.3 inches)78%high
May Weather12°C (54°F)71 mm (2.8 inches)76%very high
June Weather17°C (64°F)77 mm (3.0 inches)78%very high
July Weather22°C (72°F)12 mm (0.5 inches)77%very high
August Weather21°C (69°F)24 mm (0.9 inches)71%very high
September Weather15°C (59°F)38 mm (1.5 inches)68%high
October Weather7°C (44°F)37 mm (1.5 inches)72%moderate
November Weather2°C (36°F)29 mm (1.2 inches)84%moderate
December Weather-2°C (29°F)26 mm (1.0 inches)90%low

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