December Weather in Avenal, United States

Last updated: June 24, 2025

In December, the average temperature in Avenal, United States hovers around 10°C (51°F), with minimums potentially dropping to 0°C (32°F) and maximums reaching up to 25°C (77°F). Expect to see precipitation of approximately 44 mm (1.8 in) over 6 days, accompanied by an average humidity of 76%.

December Temperature in Avenal

In December in Avenal, the average temperature is 10°C (51°F), with maximums reaching 25°C (77°F) and minimums dipping as low as 0°C (32°F). This makes it a great time for travelers to enjoy a range of outdoor activities while dressing in layers to accommodate the varying temperatures.

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

The chart illustrates December temperature patterns in Avenal, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Avenal, December typically has an average temperature of 10°C (51°F), with highs reaching up to 25°C (77°F) and lows dropping to around 0°C (32°F).

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

December Precipitation in Avenal

In Avenal in December, the precipitation amount is 44 mm (1.8 in) spread over 6 days.

December Precipitation Trends in Avenal

The chart displays monthly precipitation patterns in Avenal, 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 Avenal, December typically receives around 44 mm (1.8 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 Avenal

In Avenal in December, humidity is 76%. With an average temperature of 10°C (51°F), this humidity feels like a damp chill that can make outdoor excursions feel much colder, requiring extra layers for comfort as you explore the area.

December Average Humidity in Avenal

This chart illustrates the average monthly humidity levels in Avenal, 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 Avenal is approximately 76%, 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 Avenal

In Avenal 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 Avenal, you can check the information here.

Maximum UV Index Levels in Avenal for December

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

Data source: Avenal 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 Avenal Compares to Other Months

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

This table compares monthly weather conditions in Avenal, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	10°C (51°F)	56 mm (2.2 inches)	80%	moderate
February Weather	12°C (53°F)	44 mm (1.7 inches)	83%	moderate
March Weather	14°C (57°F)	53 mm (2.1 inches)	80%	very high
April Weather	18°C (64°F)	16 mm (0.6 inches)	76%	very high
May Weather	21°C (70°F)	12 mm (0.5 inches)	75%	extreme
June Weather	25°C (78°F)	1 mm (0.0 inches)	74%	extreme
July Weather	28°C (82°F)	0 mm (0.0 inches)	75%	extreme
August Weather	27°C (81°F)	0 mm (0.0 inches)	72%	extreme
September Weather	24°C (76°F)	1 mm (0.0 inches)	70%	very high
October Weather	20°C (67°F)	5 mm (0.2 inches)	70%	high
November Weather	14°C (58°F)	16 mm (0.6 inches)	74%	moderate
December Weather	10°C (51°F)	44 mm (1.8 inches)	76%	moderate