December Weather in Henderson, United States

Last updated: June 24, 2025

In December, the average temperature in Henderson, United States hovers around -5°C (24°F), with a minimum drop to -25°C (-12°F) and a maximum rise to 15°C (59°F). During this month, you can expect approximately 43 mm (1.7 in) of precipitation spread over 6 days, while the average humidity remains high at 84%. Stay warm and prepared for the chill!

December Temperature in Henderson

In December in Henderson, the average temperature is -5°C (24°F). Maximum temperatures can reach 15°C (59°F), while the minimum can drop as low as -25°C (-12°F). Travelers should be prepared for a wide range of temperatures, from chilly days to surprisingly warm spells.

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

The chart illustrates December temperature patterns in Henderson, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Henderson, December typically has an average temperature of -5°C (24°F), with highs reaching up to 15°C (59°F) and lows dropping to around -25°C (-12°F).

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

December Precipitation in Henderson

In Henderson in December, the precipitation amount is 43 mm (1.7 in) over a period of 6 days.

December Precipitation Trends in Henderson

The chart displays monthly precipitation patterns in Henderson, 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 Henderson, December typically receives around 43 mm (1.7 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 Henderson

In Henderson in December, humidity is 84%. With an average temperature of -5°C (24°F), this humidity feels like an icy blanket wrapped around you, making the air feel even colder and more biting, which can be quite uncomfortable for traveling.

December Average Humidity in Henderson

This chart illustrates the average monthly humidity levels in Henderson, 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 Henderson is approximately 84%, 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 Henderson

In Henderson in December, the maximum UV index is 2, which corresponds to a low exposure category. With this level of UV radiation, the time to burn is approximately 45 minutes. To learn more about the hourly UV index in Henderson, you can visit Hourly UV Index in Henderson.

Maximum UV Index Levels in Henderson for December

The chart shows the monthly maximum UV Index (UVI) for Henderson 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 Henderson typically reaches 2, which falls under the low exposure category.

Data source: Henderson 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 Henderson Compares to Other Months

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

This table compares monthly weather conditions in Henderson, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-9°C (17°F)	30 mm (1.2 inches)	87%	moderate
February Weather	-9°C (16°F)	31 mm (1.2 inches)	90%	moderate
March Weather	1°C (33°F)	64 mm (2.5 inches)	85%	moderate
April Weather	6°C (44°F)	84 mm (3.3 inches)	84%	very high
May Weather	15°C (60°F)	131 mm (5.2 inches)	78%	very high
June Weather	22°C (72°F)	98 mm (3.9 inches)	80%	very high
July Weather	23°C (74°F)	119 mm (4.7 inches)	81%	very high
August Weather	21°C (71°F)	134 mm (5.3 inches)	81%	very high
September Weather	18°C (65°F)	124 mm (4.9 inches)	81%	very high
October Weather	9°C (49°F)	92 mm (3.6 inches)	84%	moderate
November Weather	1°C (34°F)	32 mm (1.3 inches)	88%	moderate
December Weather	-5°C (24°F)	43 mm (1.7 inches)	84%	low