December Weather in Yuma, United States

Last updated: June 24, 2025

In December, the average temperature in Yuma, United States hovers around 14°C (58°F), with a minimum drop to 2°C (36°F) and a pleasant maximum reaching 28°C (83°F). Expect 10 mm (0.4 in) of precipitation over just 1 day, while the average humidity remains relatively high at 78%. 🌧️

December Temperature in Yuma

In December in Yuma, the average temperature is 14°C (58°F). The maximum can reach 28°C (83°F) and the minimum can be as low as 2°C (36°F). This makes it an ideal time for travelers looking to enjoy milder weather and comfortable outdoor activities.

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

The chart illustrates December temperature patterns in Yuma, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Yuma, December typically has an average temperature of 14°C (58°F), with highs reaching up to 28°C (83°F) and lows dropping to around 2°C (36°F).

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

December Precipitation in Yuma

In Yuma in December, the precipitation amount is 10 mm (0.4 in) over the course of 1 day.

December Precipitation Trends in Yuma

The chart displays monthly precipitation patterns in Yuma, 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 Yuma, December typically receives around 10 mm (0.4 inches) of precipitation spread over approximately 1 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 Yuma

In Yuma in December, humidity is 78%. With an average temperature of 14°C (58°F), this humidity feels like a damp embrace, making traveling a bit uncomfortable as the air clings to your skin, causing you to sweat more than usual while exploring.

December Average Humidity in Yuma

This chart illustrates the average monthly humidity levels in Yuma, 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 Yuma is approximately 78%, 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 Yuma

In Yuma 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 Yuma for better planning.

Maximum UV Index Levels in Yuma for December

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

Data source: Yuma 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 Yuma Compares to Other Months

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

This table compares monthly weather conditions in Yuma, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	15°C (59°F)	11 mm (0.4 inches)	73%	moderate
February Weather	16°C (62°F)	15 mm (0.6 inches)	76%	high
March Weather	20°C (68°F)	16 mm (0.6 inches)	65%	very high
April Weather	25°C (77°F)	2 mm (0.1 inches)	50%	very high
May Weather	28°C (82°F)	1 mm (0.0 inches)	33%	extreme
June Weather	33°C (91°F)	0 mm (0.0 inches)	28%	extreme
July Weather	36°C (97°F)	6 mm (0.2 inches)	28%	extreme
August Weather	36°C (97°F)	9 mm (0.3 inches)	33%	extreme
September Weather	32°C (90°F)	19 mm (0.7 inches)	50%	very high
October Weather	25°C (78°F)	9 mm (0.3 inches)	61%	very high
November Weather	20°C (68°F)	10 mm (0.4 inches)	70%	moderate
December Weather	14°C (58°F)	10 mm (0.4 inches)	78%	moderate