December Weather in Orange, United States

Last updated: June 24, 2025

In Orange, United States, the average temperature in December is a comfortable 14°C (58°F), with minimums dropping to 1°C (34°F) and maximums reaching up to 26°C (79°F). This month also sees about 128 mm (5.0 in) of precipitation spread over 10 days, contributing to an average humidity level of 83%.

December Temperature in Orange

In December in Orange, the average temperature is 14°C (58°F). The maximum can reach 26°C (79°F), and the minimum can be as low as 1°C (34°F). This variation in temperatures makes Orange an ideal destination for travelers who enjoy a range of weather conditions.

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

The chart illustrates December temperature patterns in Orange, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Orange, December typically has an average temperature of 14°C (58°F), with highs reaching up to 26°C (79°F) and lows dropping to around 1°C (34°F).

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

December Precipitation in Orange

In Orange in December, the total precipitation amount is 128 mm (5.0 in) recorded over a span of 10 days.

December Precipitation Trends in Orange

The chart displays monthly precipitation patterns in Orange, 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 Orange, December typically receives around 128 mm (5.0 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 Orange

In Orange in December, humidity is 83%. With an average temperature of 14°C (58°F), this humidity feels like a thick blanket enveloping you, making exploration feel heavier and sweatier, so be prepared for a slower pace while traveling.

December Average Humidity in Orange

This chart illustrates the average monthly humidity levels in Orange, 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 Orange 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 Orange

In Orange in December, the maximum UV index reaches 5, which corresponds to a moderate Exposure Category. Under these conditions, the estimated time to burn is approximately 30 minutes. For more details, you can check the Hourly UV Index in Orange.

Maximum UV Index Levels in Orange for December

The chart shows the monthly maximum UV Index (UVI) for Orange 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 Orange typically reaches 5, which falls under the moderate exposure category.

Data source: Orange 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 Orange Compares to Other Months

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

This table compares monthly weather conditions in Orange, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	12°C (54°F)	100 mm (3.9 inches)	79%	moderate
February Weather	14°C (58°F)	95 mm (3.7 inches)	80%	very high
March Weather	19°C (66°F)	72 mm (2.8 inches)	78%	very high
April Weather	21°C (70°F)	132 mm (5.2 inches)	81%	very high
May Weather	25°C (77°F)	193 mm (7.6 inches)	79%	extreme
June Weather	28°C (82°F)	161 mm (6.3 inches)	75%	extreme
July Weather	28°C (83°F)	143 mm (5.6 inches)	74%	extreme
August Weather	29°C (84°F)	216 mm (8.5 inches)	73%	extreme
September Weather	27°C (81°F)	186 mm (7.3 inches)	75%	very high
October Weather	23°C (73°F)	131 mm (5.1 inches)	75%	very high
November Weather	16°C (62°F)	69 mm (2.7 inches)	79%	high
December Weather	14°C (58°F)	128 mm (5.0 inches)	83%	moderate