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December Weather in Eagle, United States

Last updated: June 24, 2025

In Eagle, United States, the average temperature in December hovers around -8°C (18°F). However, be prepared for extremes, with minimums plunging to -28°C (-18°F) and maximums peaking at 12°C (53°F). Expect about 47 mm (1.8 in) of precipitation spread across 10 days, accompanied by a high average humidity of 89%.

December Temperature in Eagle

In December in Eagle, the average temperature is -8°C (18°F), with maximums reaching up to 12°C (53°F) and minimums plummeting as low as -28°C (-18°F). It’s advisable to bundle up and prepare for a wide temperature range while exploring this destination.

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

The chart illustrates December temperature patterns in Eagle, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Eagle, December typically has an average temperature of -8°C (18°F), with highs reaching up to 12°C (53°F) and lows dropping to around -28°C (-18°F).
JanFebMarAprMayJunJulAugSepOctNovDec182129344457646255382618
Data source: Temperature data for Eagle 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 Eagle

In Eagle in December, the total precipitation amount is 47 mm (1.8 in) spread over a period of 10 days.

December Precipitation Trends in Eagle

The chart displays monthly precipitation patterns in Eagle, 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 Eagle, December typically receives around 47 mm (1.8 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec446152525229202019524247
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Eagle

In Eagle in December humidity is 89%. With an average temperature of -8°C (18°F), this humidity feels like an uncomfortable chill that seeps into your bones, making traveling outdoors a daunting challenge as you contend with the biting cold and damp air.

December Average Humidity in Eagle

This chart illustrates the average monthly humidity levels in Eagle, 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 Eagle is approximately 89%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec88%87%81%76%67%58%52%56%65%76%82%89%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Eagle

In Eagle 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 Eagle for better planning.

Maximum UV Index Levels in Eagle for December

The chart shows the monthly maximum UV Index (UVI) for Eagle 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 Eagle typically reaches 4, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec469121313131210754
Data source: Eagle 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 Eagle Compares to Other Months

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

This table compares monthly weather conditions in Eagle, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-8°C (18°F)44 mm (1.7 inches)88%moderate
February Weather-6°C (21°F)61 mm (2.4 inches)87%high
March Weather-2°C (30°F)52 mm (2.1 inches)81%very high
April Weather1°C (35°F)52 mm (2.1 inches)76%extreme
May Weather6°C (44°F)52 mm (2.0 inches)66%extreme
June Weather14°C (58°F)29 mm (1.1 inches)58%extreme
July Weather18°C (64°F)20 mm (0.8 inches)52%extreme
August Weather17°C (63°F)20 mm (0.8 inches)56%extreme
September Weather13°C (55°F)18 mm (0.7 inches)65%very high
October Weather3°C (38°F)52 mm (2.1 inches)76%high
November Weather-3°C (26°F)42 mm (1.6 inches)82%moderate
December Weather-8°C (18°F)47 mm (1.8 inches)89%moderate

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