December Weather in Sassari, Italy

Last updated: August 23, 2025

In December, the average temperature in Sassari, Italy hovers around 12°C (53°F), offering a comfortable climate for exploration. Expect temperatures to range from a refreshing 5°C (40°F) at night to a pleasant 18°C (64°F) during the day. Be prepared for occasional showers, as precipitation amounts can reach 104 mm (4.1 in) over approximately 14 days. With an average humidity of 76%, it's a perfect time to enjoy the lush landscapes and vibrant atmosphere of this beautiful destination.

December Temperature in Sassari

In December in Sassari, the average temperature is 12°C (53°F). Maximums can reach 18°C (64°F), and minimums can be as low as 5°C (40°F). It's a great time for travelers to enjoy mild weather while exploring the sights.

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

The chart illustrates December temperature patterns in Sassari, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Sassari, December typically has an average temperature of 12°C (53°F), with highs reaching up to 18°C (64°F) and lows dropping to around 5°C (40°F).

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

December Precipitation in Sassari

In Sassari in December, the precipitation amount is 104 mm (4.1 in) distributed over a span of 14 days.

December Precipitation Trends in Sassari

The chart displays monthly precipitation patterns in Sassari, 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 Sassari, December typically receives around 104 mm (4.1 inches) of precipitation spread over approximately 14 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 Sassari

In Sassari in December humidity is 76%. With an average temperature of 12°C (53°F), this humidity feels like a damp chill that settles into your bones, making outdoor activities a bit uncomfortable and necessitating layers to stay warm while exploring.

December Average Humidity in Sassari

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

In Sassari in December, the maximum UV index is 2, which corresponds to a low exposure category. With this level of UV radiation, the time to burn is approximately 45 minutes. To learn more about the hourly UV index in Sassari, you can visit Hourly UV Index in Sassari.

Maximum UV Index Levels in Sassari for December

The chart shows the monthly maximum UV Index (UVI) for Sassari 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 Sassari typically reaches 2, which falls under the low exposure category.

Data source: Sassari 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 Sassari Compares to Other Months

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

This table compares monthly weather conditions in Sassari, 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)	64 mm (2.5 inches)	79%	moderate
February Weather	11°C (52°F)	54 mm (2.1 inches)	72%	moderate
March Weather	12°C (53°F)	53 mm (2.1 inches)	70%	high
April Weather	14°C (57°F)	45 mm (1.8 inches)	74%	high
May Weather	17°C (63°F)	64 mm (2.5 inches)	72%	very high
June Weather	22°C (71°F)	26 mm (1.0 inches)	70%	very high
July Weather	25°C (76°F)	9 mm (0.4 inches)	69%	very high
August Weather	25°C (78°F)	15 mm (0.6 inches)	66%	very high
September Weather	22°C (72°F)	62 mm (2.5 inches)	68%	very high
October Weather	18°C (65°F)	53 mm (2.1 inches)	75%	high
November Weather	14°C (58°F)	126 mm (5.0 inches)	78%	moderate
December Weather	12°C (53°F)	104 mm (4.1 inches)	76%	low