December Weather in Alserio, Italy

Last updated: August 23, 2025

In December, the average temperature in Alserio, Italy hovers around 4°C (40°F). Expect chilly days with minimum temperatures dipping to -4°C (25°F), while highs can reach up to 14°C (58°F). Precipitation plays a role this month, totaling 94 mm (3.7 in) over approximately 8 days. Coupled with an average humidity of 85%, be prepared for a damp and cool atmosphere!

December Temperature in Alserio

In December in Alserio, the average temperature is 4°C (40°F). Maximum temperatures can reach 14°C (58°F), while the minimum can drop as low as -4°C (25°F). Travelers should be prepared for a chilly climate and dress in layers to stay comfortable throughout the day.

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

The chart illustrates December temperature patterns in Alserio, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Alserio, December typically has an average temperature of 4°C (40°F), with highs reaching up to 14°C (58°F) and lows dropping to around -4°C (25°F).

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

December Precipitation in Alserio

In Alserio in December, the precipitation amount is 94 mm (3.7 in) over the course of 8 days.

December Precipitation Trends in Alserio

The chart displays monthly precipitation patterns in Alserio, 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 Alserio, December typically receives around 94 mm (3.7 inches) of precipitation spread over approximately 8 days.

Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

December Humidity in Alserio

In Alserio in December, humidity is 85%. With an average temperature of 4°C (40°F), this humidity feels like an icy blanket wrapping around you, making outdoor activities feel much colder and damp, which can be quite uncomfortable for traveling.

December Average Humidity in Alserio

This chart illustrates the average monthly humidity levels in Alserio, 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 Alserio is approximately 85%, 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 Alserio

In Alserio 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 Alserio, you can visit Hourly UV Index in Alserio.

Maximum UV Index Levels in Alserio for December

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

Data source: Alserio 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 Alserio Compares to Other Months

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

This table compares monthly weather conditions in Alserio, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	3°C (38°F)	40 mm (1.6 inches)	88%	low
February Weather	6°C (42°F)	49 mm (1.9 inches)	81%	moderate
March Weather	8°C (47°F)	89 mm (3.5 inches)	76%	moderate
April Weather	12°C (55°F)	125 mm (4.9 inches)	77%	high
May Weather	16°C (62°F)	155 mm (6.1 inches)	74%	very high
June Weather	22°C (71°F)	163 mm (6.4 inches)	71%	very high
July Weather	23°C (74°F)	158 mm (6.2 inches)	67%	very high
August Weather	23°C (74°F)	147 mm (5.8 inches)	64%	very high
September Weather	18°C (65°F)	149 mm (5.8 inches)	74%	high
October Weather	14°C (57°F)	156 mm (6.1 inches)	87%	moderate
November Weather	9°C (48°F)	162 mm (6.4 inches)	88%	moderate
December Weather	4°C (40°F)	94 mm (3.7 inches)	85%	low