December Weather in Tre Fontane, Italy

Last updated: August 23, 2025

In Tre Fontane, Italy, the average temperature in December hovers around 15°C (58°F), with a comfortable range that sees minimums of 9°C (49°F) and maximums reaching 19°C (66°F). Expect a touch of rain with an average precipitation of 72 mm (2.8 in) spread over 9 days. The air remains pleasantly humid, with an average humidity level of 75%.

December Temperature in Tre Fontane

In December in Tre Fontane, the average temperature is 15°C (58°F). Maximums can reach 19°C (66°F), and minimums can be as low as 9°C (49°F). This mild climate makes Tre Fontane a pleasant destination for outdoor activities and sightseeing during this time of year.

December Weather in Tre Fontane: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Tre Fontane, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Tre Fontane, December typically has an average temperature of 15°C (58°F), with highs reaching up to 19°C (66°F) and lows dropping to around 9°C (49°F).

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

December Precipitation in Tre Fontane

In Tre Fontane in December, the precipitation amount is 72 mm (2.8 in) over the course of 9 days.

December Precipitation Trends in Tre Fontane

The chart displays monthly precipitation patterns in Tre Fontane, 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 Tre Fontane, December typically receives around 72 mm (2.8 inches) of precipitation spread over approximately 9 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 Tre Fontane

In Tre Fontane in December humidity is 75%. With an average temperature of 15°C (58°F), this humidity feels like you're stepping into a warm, damp blanket, making travel a bit more challenging as the air clings to your skin, leaving you craving a refreshing breeze along the way.

December Average Humidity in Tre Fontane

This chart illustrates the average monthly humidity levels in Tre Fontane, 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 Tre Fontane is approximately 75%, 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 Tre Fontane

In Tre Fontane 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 Tre Fontane, you can check the information here.

Maximum UV Index Levels in Tre Fontane for December

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

Data source: Tre Fontane 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 Tre Fontane Compares to Other Months

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

This table compares monthly weather conditions in Tre Fontane, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	13°C (56°F)	64 mm (2.5 inches)	75%	moderate
February Weather	13°C (56°F)	60 mm (2.4 inches)	71%	moderate
March Weather	14°C (57°F)	61 mm (2.4 inches)	71%	high
April Weather	15°C (60°F)	35 mm (1.4 inches)	74%	very high
May Weather	18°C (65°F)	17 mm (0.7 inches)	73%	very high
June Weather	22°C (72°F)	3 mm (0.1 inches)	69%	very high
July Weather	24°C (76°F)	0 mm (0.0 inches)	67%	very high
August Weather	26°C (79°F)	2 mm (0.1 inches)	66%	very high
September Weather	24°C (76°F)	37 mm (1.4 inches)	71%	very high
October Weather	21°C (69°F)	66 mm (2.6 inches)	73%	high
November Weather	18°C (64°F)	154 mm (6.1 inches)	74%	moderate
December Weather	15°C (58°F)	72 mm (2.8 inches)	75%	moderate