December Weather in Cedar Hill, United States

Last updated: June 24, 2025

In Cedar Hill, United States, the average temperature in December hovers around -3°C (28°F). Expect chilly days, with minimums plunging to -22°C (-8°F) and maximums reaching a mild 15°C (59°F). During this month, precipitation totals about 38 mm (1.5 in) over 6 days, and the air remains quite humid, with an average humidity of 85%. Prepare accordingly!

December Temperature in Cedar Hill

In December in Cedar Hill, the average temperature is -3°C (28°F), with maximums reaching 15°C (59°F) and minimums dropping as low as -22°C (-8°F). Travelers should be prepared for a wide range of temperatures and dress in layers to stay comfortable.

December Weather in Cedar Hill: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Cedar Hill, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Cedar Hill, December typically has an average temperature of -3°C (28°F), with highs reaching up to 15°C (59°F) and lows dropping to around -22°C (-8°F).

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

December Precipitation in Cedar Hill

In Cedar Hill in December, the total precipitation amount is 38 mm (1.5 in) spread over 6 days.

December Precipitation Trends in Cedar Hill

The chart displays monthly precipitation patterns in Cedar Hill, 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 Cedar Hill, December typically receives around 38 mm (1.5 inches) of precipitation spread over approximately 6 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 Cedar Hill

In Cedar Hill in December, humidity is 85%. With an average temperature of -3°C (28°F), this humidity feels like an icy weight upon your skin, making every breath a sharp reminder of the cold. Traveling in such conditions can be challenging, as the dampness seeps into your clothes and chills you to the bone, leaving you seeking warmth at every turn.

December Average Humidity in Cedar Hill

This chart illustrates the average monthly humidity levels in Cedar Hill, 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 Cedar Hill is approximately 85%, 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 Cedar Hill

In Cedar Hill 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 Cedar Hill for better planning.

Maximum UV Index Levels in Cedar Hill for December

The chart shows the monthly maximum UV Index (UVI) for Cedar Hill 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 Cedar Hill typically reaches 4, which falls under the moderate exposure category.

Data source: Cedar Hill 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 Cedar Hill Compares to Other Months

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

This table compares monthly weather conditions in Cedar Hill, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-4°C (25°F)	38 mm (1.5 inches)	85%	moderate
February Weather	-1°C (31°F)	43 mm (1.7 inches)	86%	high
March Weather	4°C (40°F)	49 mm (1.9 inches)	76%	very high
April Weather	11°C (51°F)	16 mm (0.6 inches)	69%	extreme
May Weather	16°C (60°F)	26 mm (1.0 inches)	53%	extreme
June Weather	22°C (72°F)	10 mm (0.4 inches)	40%	extreme
July Weather	24°C (76°F)	28 mm (1.1 inches)	36%	extreme
August Weather	23°C (74°F)	12 mm (0.5 inches)	44%	extreme
September Weather	19°C (66°F)	31 mm (1.2 inches)	59%	very high
October Weather	11°C (51°F)	33 mm (1.3 inches)	74%	very high
November Weather	4°C (40°F)	24 mm (0.9 inches)	83%	high
December Weather	-3°C (28°F)	38 mm (1.5 inches)	85%	moderate