December Weather in Deer Trail, United States

Last updated: June 24, 2025

In December, the average temperature in Deer Trail, United States hovers around 2°C (36°F), where you can experience a minimum chill of -14°C (8°F) and a warm peak reaching 23°C (74°F). Expect a modest precipitation of 8 mm (0.3 in) spread across 2 days, while the humidity remains high at an average of 80%, contributing to the overall cool and damp atmosphere.

December Temperature in Deer Trail

In December in Deer Trail, the average temperature is 2°C (36°F). Maximum temperatures can reach 23°C (74°F), while minimums can drop to as low as -14°C (8°F). Travelers should be prepared for a wide range of temperatures and pack accordingly for both warm and cold weather.

December Weather in Deer Trail: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Deer Trail, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Deer Trail, December typically has an average temperature of 2°C (36°F), with highs reaching up to 23°C (74°F) and lows dropping to around -14°C (8°F).

Data source: Temperature data for Deer Trail generated using information from the Copernicus Climate Change Service.

December Precipitation in Deer Trail

In Deer Trail in December, the precipitation amount is 8 mm (0.3 in) over the course of 2 days.

December Precipitation Trends in Deer Trail

The chart displays monthly precipitation patterns in Deer Trail, 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 Deer Trail, December typically receives around 8 mm (0.3 inches) of precipitation spread over approximately 2 days.

Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

December Humidity in Deer Trail

In Deer Trail in December humidity is 80%. With an average temperature of 2°C (36°F), this humidity feels like a heavy, damp chill that seeps into your bones, making it challenging for outdoor adventures and often necessitating layered clothing to stay warm and comfortable while exploring.

December Average Humidity in Deer Trail

This chart illustrates the average monthly humidity levels in Deer Trail, 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 Deer Trail is approximately 80%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Deer Trail

In Deer Trail in December, the maximum UV index is 3, which corresponds to a moderate Exposure Category. The time to burn is approximately 30 minutes. For more details on the hourly UV index in Deer Trail, you can check the information here.

Maximum UV Index Levels in Deer Trail for December

The chart shows the monthly maximum UV Index (UVI) for Deer Trail 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 Deer Trail typically reaches 3, which falls under the moderate exposure category.

Data source: Deer Trail 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 Deer Trail Compares to Other Months

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

This table compares monthly weather conditions in Deer Trail, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	1°C (33°F)	16 mm (0.6 inches)	74%	moderate
February Weather	0°C (32°F)	16 mm (0.6 inches)	75%	moderate
March Weather	5°C (42°F)	62 mm (2.4 inches)	66%	very high
April Weather	9°C (49°F)	44 mm (1.7 inches)	62%	very high
May Weather	14°C (58°F)	88 mm (3.5 inches)	74%	extreme
June Weather	21°C (71°F)	56 mm (2.2 inches)	76%	extreme
July Weather	24°C (75°F)	51 mm (2.0 inches)	75%	extreme
August Weather	23°C (74°F)	42 mm (1.7 inches)	80%	extreme
September Weather	20°C (68°F)	26 mm (1.0 inches)	79%	very high
October Weather	10°C (51°F)	30 mm (1.2 inches)	77%	high
November Weather	6°C (43°F)	16 mm (0.6 inches)	74%	moderate
December Weather	2°C (36°F)	8 mm (0.3 inches)	80%	moderate