December Weather in Como, United States

Last updated: June 24, 2025

In December, the average temperature in Como, United States hovers around 11°C (51°F). Expect a range where the minimum dips to -5°C (23°F) and the maximum can soar to 27°C (80°F). During this time, you can anticipate 99 mm (3.9 in) of precipitation spread over approximately 7 days, accompanied by a high average humidity of 87%.

December Temperature in Como

In December in Como, the average temperature is 11°C (51°F). Maximums can reach 27°C (80°F), and minimums can drop as low as -5°C (23°F). Be prepared for a wide range of temperatures, ensuring you pack layers to enjoy your travels comfortably.

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

The chart illustrates December temperature patterns in Como, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Como, December typically has an average temperature of 11°C (51°F), with highs reaching up to 27°C (80°F) and lows dropping to around -5°C (23°F).

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

December Precipitation in Como

In Como in December, the precipitation amount is 99 mm (3.9 in) over a period of 7 days.

December Precipitation Trends in Como

The chart displays monthly precipitation patterns in Como, 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 Como, December typically receives around 99 mm (3.9 inches) of precipitation spread over approximately 7 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 Como

In Como in December humidity is 87%. With an average temperature of 11°C (51°F), this humidity feels like a damp chill wrapping around you, making outdoor excursions a bit uncomfortable as the air feels thick and heavy, urging you to seek shelter more often than not.

December Average Humidity in Como

This chart illustrates the average monthly humidity levels in Como, 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 Como is approximately 87%, 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 Como

In Como 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 Como for better planning.

Maximum UV Index Levels in Como for December

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

Data source: Como 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 Como Compares to Other Months

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

This table compares monthly weather conditions in Como, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	8°C (47°F)	92 mm (3.6 inches)	80%	moderate
February Weather	9°C (49°F)	143 mm (5.6 inches)	79%	high
March Weather	15°C (60°F)	126 mm (5.0 inches)	78%	very high
April Weather	18°C (64°F)	180 mm (7.1 inches)	78%	very high
May Weather	23°C (74°F)	171 mm (6.7 inches)	81%	extreme
June Weather	27°C (80°F)	96 mm (3.8 inches)	78%	extreme
July Weather	29°C (84°F)	69 mm (2.7 inches)	73%	extreme
August Weather	29°C (84°F)	74 mm (2.9 inches)	66%	extreme
September Weather	26°C (79°F)	81 mm (3.2 inches)	65%	very high
October Weather	20°C (68°F)	136 mm (5.3 inches)	72%	very high
November Weather	13°C (56°F)	63 mm (2.5 inches)	82%	high
December Weather	11°C (51°F)	99 mm (3.9 inches)	87%	moderate