December Weather in Roulette, United States

Last updated: June 24, 2025

In December, the average temperature in Roulette, United States hovers around -1°C (31°F). Temperatures can swing dramatically, with minimums plummeting to -20°C (-4°F) and maximums reaching a pleasant 15°C (60°F). Prepare for a fair amount of precipitation, totaling 94 mm (3.7 in) over approximately 14 days, and expect high humidity levels around 88%.

December Temperature in Roulette

In December in Roulette, the average temperature is -1°C (31°F). Maximum temperatures can reach as high as 15°C (60°F), while minimums can drop to a chilly -20°C (-4°F). Be prepared for a wide range of temperatures if you're planning to travel during this time.

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

The chart illustrates December temperature patterns in Roulette, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Roulette, December typically has an average temperature of -1°C (31°F), with highs reaching up to 15°C (60°F) and lows dropping to around -20°C (-4°F).
JanFebMarAprMayJunJulAugSepOctNovDec252834455764706862523730
Data source: Temperature data for Roulette 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 Roulette

In Roulette in December, the precipitation amount is 94 mm (3.7 in) recorded over the course of 14 days.

December Precipitation Trends in Roulette

The chart displays monthly precipitation patterns in Roulette, 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 Roulette, December typically receives around 94 mm (3.7 inches) of precipitation spread over approximately 14 days.
JanFebMarAprMayJunJulAugSepOctNovDec851009111814211511998991259494
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Roulette

In Roulette in December, humidity is 88%. With an average temperature of -1°C (31°F), this humidity feels like a biting cold that penetrates your clothing, making outdoor exploration challenging and the air clingy, adding an extra chill that can make you feel even colder than the temperature suggests.

December Average Humidity in Roulette

This chart illustrates the average monthly humidity levels in Roulette, 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 Roulette is approximately 88%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec90%90%89%88%80%79%74%64%67%81%89%88%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Roulette

In Roulette 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 Roulette, you can visit Hourly UV Index in Roulette.

Maximum UV Index Levels in Roulette for December

The chart shows the monthly maximum UV Index (UVI) for Roulette 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 Roulette typically reaches 2, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec356910101098642
Data source: Roulette 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 Roulette Compares to Other Months

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

This table compares monthly weather conditions in Roulette, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-4°C (25°F)85 mm (3.3 inches)89%moderate
February Weather-2°C (28°F)100 mm (3.9 inches)90%moderate
March Weather1°C (35°F)91 mm (3.6 inches)89%high
April Weather7°C (45°F)118 mm (4.6 inches)88%very high
May Weather14°C (57°F)142 mm (5.6 inches)80%very high
June Weather18°C (65°F)115 mm (4.5 inches)79%very high
July Weather21°C (70°F)119 mm (4.7 inches)74%very high
August Weather20°C (68°F)98 mm (3.8 inches)64%very high
September Weather16°C (62°F)99 mm (3.9 inches)67%very high
October Weather11°C (52°F)125 mm (4.9 inches)81%high
November Weather3°C (37°F)94 mm (3.7 inches)89%moderate
December Weather-1°C (31°F)94 mm (3.7 inches)88%low

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