December Weather in El Dorado Hills, United States

Last updated: June 24, 2025

In December, the average temperature in El Dorado Hills, United States is a cool 9°C (48°F), with a minimum dipping to -1°C (31°F) and a maximum reaching 23°C (73°F). Expect about 153 mm (6.0 in) of precipitation spread over 10 days, contributing to an average humidity of 83%.

December Temperature in El Dorado Hills

In December in El Dorado Hills, the average temperature is 9°C (48°F). Maximum temperatures can reach 23°C (73°F), and minimums can dip as low as -1°C (31°F). Be prepared for a mix of mild days and chilly nights when traveling during this time.

December Weather in El Dorado Hills: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in El Dorado Hills, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In El Dorado Hills, December typically has an average temperature of 9°C (48°F), with highs reaching up to 23°C (73°F) and lows dropping to around -1°C (31°F).

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

December Precipitation in El Dorado Hills

In El Dorado Hills in December, the precipitation amount is 153 mm (6.0 in) over a span of 10 days.

December Precipitation Trends in El Dorado Hills

The chart displays monthly precipitation patterns in El Dorado Hills, 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 El Dorado Hills, December typically receives around 153 mm (6.0 inches) of precipitation spread over approximately 10 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 El Dorado Hills

In El Dorado Hills in December humidity is 83%. With an average temperature of 9°C (48°F), this humidity feels like an enveloping blanket, making outdoor activities quite uncomfortable and encouraging travelers to seek shelter or shade frequently.

December Average Humidity in El Dorado Hills

This chart illustrates the average monthly humidity levels in El Dorado Hills, 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 El Dorado Hills 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 El Dorado Hills

In El Dorado Hills 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 El Dorado Hills, you can check the information here.

Maximum UV Index Levels in El Dorado Hills for December

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

Data source: El Dorado Hills 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 El Dorado Hills Compares to Other Months

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

This table compares monthly weather conditions in El Dorado Hills, 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 (48°F)	193 mm (7.6 inches)	84%	moderate
February Weather	10°C (50°F)	189 mm (7.4 inches)	84%	moderate
March Weather	12°C (53°F)	199 mm (7.8 inches)	83%	high
April Weather	15°C (59°F)	93 mm (3.7 inches)	81%	very high
May Weather	19°C (66°F)	48 mm (1.9 inches)	74%	very high
June Weather	24°C (75°F)	5 mm (0.2 inches)	64%	extreme
July Weather	26°C (80°F)	0 mm (0.0 inches)	44%	extreme
August Weather	26°C (79°F)	0 mm (0.0 inches)	36%	very high
September Weather	23°C (74°F)	12 mm (0.5 inches)	44%	very high
October Weather	18°C (64°F)	56 mm (2.2 inches)	65%	high
November Weather	12°C (54°F)	106 mm (4.2 inches)	84%	moderate
December Weather	9°C (48°F)	153 mm (6.0 inches)	83%	moderate