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December Weather in Sky Valley, United States

Last updated: June 24, 2025

In Sky Valley, United States, the average temperature in December hovers around 10°C (50°F). Expect a range that can dip to a chilly -1°C (30°F) at night, while sunny days may reach a pleasant 24°C (75°F). Throughout the month, anticipate approximately 24 mm (0.9 in) of precipitation over 2 days, and enjoy an average humidity level of 74% that adds to the region's atmospheric charm.

December Temperature in Sky Valley

In December in Sky Valley, the average temperature is 10°C (50°F). Maximums can reach 24°C (75°F), while minimums can drop as low as -1°C (30°F). This variation in temperature makes it essential for travelers to pack layers to ensure comfort during their stay.

December Weather in Sky Valley: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Sky Valley, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Sky Valley, December typically has an average temperature of 10°C (50°F), with highs reaching up to 24°C (75°F) and lows dropping to around -1°C (30°F).
JanFebMarAprMayJunJulAugSepOctNovDec515358677283888881695950
Data source: Temperature data for Sky Valley 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 Sky Valley

In Sky Valley in December, the total precipitation amount is 24 mm (0.9 in) over a period of 2 days.

December Precipitation Trends in Sky Valley

The chart displays monthly precipitation patterns in Sky Valley, 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 Sky Valley, December typically receives around 24 mm (0.9 inches) of precipitation spread over approximately 2 days.
JanFebMarAprMayJunJulAugSepOctNovDec22221610317435624
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Sky Valley

In Sky Valley in December humidity is 74%. With an average temperature of 10°C (50°F), this humidity feels like a damp chill that clings to your clothes, making outdoor exploration uncomfortable and requiring travelers to dress in layers to stay warm while navigating the moist air.

December Average Humidity in Sky Valley

This chart illustrates the average monthly humidity levels in Sky Valley, 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 Sky Valley is approximately 74%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec72%77%67%56%46%48%46%42%52%58%66%74%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Sky Valley

In Sky Valley 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 Sky Valley for better planning.

Maximum UV Index Levels in Sky Valley for December

The chart shows the monthly maximum UV Index (UVI) for Sky Valley 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 Sky Valley typically reaches 4, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec469111212131110854
Data source: Sky Valley 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 Sky Valley Compares to Other Months

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

This table compares monthly weather conditions in Sky Valley, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather11°C (51°F)22 mm (0.9 inches)72%moderate
February Weather12°C (53°F)22 mm (0.9 inches)77%high
March Weather14°C (58°F)16 mm (0.6 inches)67%very high
April Weather19°C (67°F)10 mm (0.4 inches)56%extreme
May Weather22°C (73°F)3 mm (0.1 inches)46%extreme
June Weather28°C (83°F)1 mm (0.0 inches)48%extreme
July Weather31°C (89°F)7 mm (0.3 inches)46%extreme
August Weather31°C (88°F)4 mm (0.2 inches)42%extreme
September Weather27°C (81°F)3 mm (0.1 inches)52%very high
October Weather20°C (69°F)5 mm (0.2 inches)58%very high
November Weather15°C (60°F)6 mm (0.2 inches)66%moderate
December Weather10°C (50°F)24 mm (0.9 inches)74%moderate

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