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December Weather in Mergo, Italy

Last updated: August 23, 2025

In Mergo, Italy, the average temperature in December hovers around 6°C (44°F), with a possible minimum of -5°C (24°F) and a maximum reaching 16°C (61°F). During this period, expect about 84 mm (3.3 in) of precipitation spread over 11 days, contributing to an average humidity of 86%.

December Temperature in Mergo

In December in Mergo, the average temperature is 6°C (44°F). Maximums can reach 16°C (61°F), while minimums can dip as low as -5°C (24°F). Be prepared for a wide range of temperatures and pack accordingly for your travels!

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

The chart illustrates December temperature patterns in Mergo, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Mergo, December typically has an average temperature of 6°C (44°F), with highs reaching up to 16°C (61°F) and lows dropping to around -5°C (24°F).
JanFebMarAprMayJunJulAugSepOctNovDec404547546272767767585144
Data source: Temperature data for Mergo generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

December Precipitation in Mergo

In Mergo, in December, the precipitation amount is 84 mm (3.3 in) during a period of 11 days.

December Precipitation Trends in Mergo

The chart displays monthly precipitation patterns in Mergo, 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 Mergo, December typically receives around 84 mm (3.3 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec47726463102435547896210284
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Mergo

In Mergo in December, humidity is 86%. With an average temperature of 6°C (44°F), this humidity feels like a damp chill that clings to your skin, making outdoor activities quite uncomfortable for traveling.

December Average Humidity in Mergo

This chart illustrates the average monthly humidity levels in Mergo, 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 Mergo is approximately 86%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec85%78%69%71%71%63%59%54%67%79%84%86%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Mergo

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

Maximum UV Index Levels in Mergo for December

The chart shows the monthly maximum UV Index (UVI) for Mergo 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 Mergo typically reaches 2, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec24678101097532
Data source: Mergo 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 Mergo Compares to Other Months

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

This table compares monthly weather conditions in Mergo, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather5°C (40°F)47 mm (1.9 inches)85%low
February Weather7°C (45°F)72 mm (2.8 inches)78%moderate
March Weather8°C (47°F)64 mm (2.5 inches)69%high
April Weather12°C (54°F)62 mm (2.5 inches)71%high
May Weather17°C (62°F)102 mm (4.0 inches)71%very high
June Weather22°C (72°F)43 mm (1.7 inches)63%very high
July Weather24°C (76°F)55 mm (2.2 inches)59%very high
August Weather25°C (77°F)47 mm (1.9 inches)54%very high
September Weather19°C (67°F)89 mm (3.5 inches)67%high
October Weather15°C (58°F)62 mm (2.4 inches)78%moderate
November Weather11°C (51°F)102 mm (4.0 inches)84%moderate
December Weather6°C (44°F)84 mm (3.3 inches)86%low

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