December Weather in Carlisle, United States

Last updated: June 24, 2025

In December, the average temperature in Carlisle, United States hovers around 0°C (31°F), with extremes ranging from a chilly -22°C (-8°F) to a warm 23°C (73°F). During this month, you can expect about 37 mm (1.4 in) of precipitation spread over 5 days, contributing to a notable average humidity of 83%. Stay prepared for a mix of wintry chill and occasional warmth!

December Temperature in Carlisle

In December in Carlisle, the average temperature is 0°C (31°F). Maximum temperatures can reach 23°C (73°F), while minimums can drop as low as -22°C (-8°F). Be prepared for a wide range of temperatures during your travels, and pack accordingly!

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

The chart illustrates December temperature patterns in Carlisle, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Carlisle, December typically has an average temperature of 0°C (31°F), with highs reaching up to 23°C (73°F) and lows dropping to around -22°C (-8°F).

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

December Precipitation in Carlisle

In Carlisle in December, the precipitation amount is 37 mm (1.4 in) spread over a duration of 5 days.

December Precipitation Trends in Carlisle

The chart displays monthly precipitation patterns in Carlisle, 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 Carlisle, December typically receives around 37 mm (1.4 inches) of precipitation spread over approximately 5 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 Carlisle

In Carlisle in December humidity is 83%. With an average temperature of 0°C (31°F), this humidity feels like a biting chill that penetrates layers of clothing, making even short excursions feel daunting and uncomfortable.

December Average Humidity in Carlisle

This chart illustrates the average monthly humidity levels in Carlisle, 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 Carlisle is approximately 83%, 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 Carlisle

In Carlisle 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 Carlisle, you can check the information here.

Maximum UV Index Levels in Carlisle for December

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

Data source: Carlisle 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 Carlisle Compares to Other Months

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

This table compares monthly weather conditions in Carlisle, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-5°C (23°F)	40 mm (1.6 inches)	78%	moderate
February Weather	-4°C (24°F)	41 mm (1.6 inches)	80%	moderate
March Weather	4°C (40°F)	83 mm (3.3 inches)	77%	high
April Weather	10°C (50°F)	73 mm (2.9 inches)	77%	very high
May Weather	17°C (63°F)	166 mm (6.5 inches)	77%	very high
June Weather	24°C (75°F)	125 mm (4.9 inches)	81%	extreme
July Weather	25°C (78°F)	69 mm (2.7 inches)	81%	very high
August Weather	24°C (75°F)	76 mm (3.0 inches)	77%	very high
September Weather	20°C (69°F)	118 mm (4.6 inches)	73%	very high
October Weather	12°C (53°F)	131 mm (5.2 inches)	75%	high
November Weather	4°C (39°F)	42 mm (1.6 inches)	85%	moderate
December Weather	0°C (31°F)	37 mm (1.4 inches)	83%	moderate