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December Weather in Stia, Italy

Last updated: August 23, 2025

In December, the average temperature in Stia, Italy hovers around 4°C (40°F). Expect a chilly range where temperatures can dip to a brisk -6°C (22°F) at their lowest and reach a mild 13°C (56°F) at their highest. This month also brings about 130 mm (5.1 in) of precipitation spread over 14 days, contributing to an average humidity of 83%. Dress warmly and be prepared for some wet days!

December Temperature in Stia

In December in Stia, the average temperature is 4°C (40°F). Maximums can reach 13°C (56°F), and minimums can drop as low as -6°C (22°F). Be sure to pack warm clothing and prepare for variable weather conditions during your travels.

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

The chart illustrates December temperature patterns in Stia, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Stia, December typically has an average temperature of 4°C (40°F), with highs reaching up to 13°C (56°F) and lows dropping to around -6°C (22°F).
JanFebMarAprMayJunJulAugSepOctNovDec374144515867717263554740
Data source: Temperature data for Stia 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 Stia

In Stia in December, the total precipitation amount is 130 mm (5.1 in) over the course of 14 days.

December Precipitation Trends in Stia

The chart displays monthly precipitation patterns in Stia, 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 Stia, December typically receives around 130 mm (5.1 inches) of precipitation spread over approximately 14 days.
JanFebMarAprMayJunJulAugSepOctNovDec61106911001406756549699143130
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Stia

In Stia in December humidity is 83%. With an average temperature of 4°C (40°F), this humidity feels like a damp chill that seeps into your bones, making travel uncomfortable and requiring you to bundle up while bracing against the heavy, cold air.

December Average Humidity in Stia

This chart illustrates the average monthly humidity levels in Stia, 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 Stia is approximately 83%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec84%76%68%70%69%62%57%55%66%79%84%83%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Stia

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

Maximum UV Index Levels in Stia for December

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

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

This table compares monthly weather conditions in Stia, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather3°C (37°F)61 mm (2.4 inches)84%low
February Weather5°C (42°F)106 mm (4.2 inches)76%moderate
March Weather7°C (44°F)91 mm (3.6 inches)68%high
April Weather10°C (51°F)100 mm (3.9 inches)70%high
May Weather14°C (58°F)140 mm (5.5 inches)69%very high
June Weather20°C (68°F)67 mm (2.6 inches)62%very high
July Weather22°C (72°F)56 mm (2.2 inches)57%very high
August Weather22°C (72°F)54 mm (2.1 inches)55%very high
September Weather17°C (64°F)96 mm (3.8 inches)66%high
October Weather13°C (55°F)99 mm (3.9 inches)79%moderate
November Weather8°C (47°F)142 mm (5.6 inches)84%moderate
December Weather4°C (40°F)130 mm (5.1 inches)83%low

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