December Weather in Castel del Piano, Italy

Last updated: August 23, 2025

In December, the average temperature in Castel del Piano, Italy hovers around 7°C (45°F). However, don't be surprised if it dips to a chilly -3°C (27°F) or climbs to a pleasant 17°C (63°F). Expect 95 mm (3.7 in) of precipitation spread over 11 days, with an average humidity of 83%. Prepare accordingly for a month that balances cool temperatures and wet days!

December Temperature in Castel del Piano

In December in Castel del Piano, the average temperature is 7°C (45°F), with maximums reaching 17°C (63°F) and minimums dropping as low as -3°C (27°F). This variation in weather makes it essential to pack layers for your trip to Castel del Piano.

December Weather in Castel del Piano: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Castel del Piano, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Castel del Piano, December typically has an average temperature of 7°C (45°F), with highs reaching up to 17°C (63°F) and lows dropping to around -3°C (27°F).
JanFebMarAprMayJunJulAugSepOctNovDec424649556272777869605245
Data source: Temperature data for Castel del Piano 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 Castel del Piano

In Castel del Piano in December, the total precipitation amount is 95 mm (3.7 in) spread over 11 days.

December Precipitation Trends in Castel del Piano

The chart displays monthly precipitation patterns in Castel del Piano, 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 Castel del Piano, December typically receives around 95 mm (3.7 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec4362617390322833688514395
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Castel del Piano

In Castel del Piano in December, humidity is 83%. With an average temperature of 7°C (45°F), this humidity feels like a chilly blanket wrapping around you, making travel somewhat uncomfortable as you navigate the dampness that settles in your clothes, leading to a heavy and muggy experience outdoors.

December Average Humidity in Castel del Piano

This chart illustrates the average monthly humidity levels in Castel del Piano, 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 Castel del Piano 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 Castel del Piano

In Castel del Piano 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 Castel del Piano, you can visit Hourly UV Index in Castel del Piano.

Maximum UV Index Levels in Castel del Piano for December

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

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

This table compares monthly weather conditions in Castel del Piano, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather6°C (42°F)42 mm (1.7 inches)84%low
February Weather8°C (46°F)62 mm (2.4 inches)76%moderate
March Weather9°C (49°F)61 mm (2.4 inches)68%high
April Weather13°C (55°F)73 mm (2.9 inches)70%high
May Weather17°C (63°F)90 mm (3.5 inches)69%very high
June Weather22°C (72°F)32 mm (1.3 inches)62%very high
July Weather25°C (77°F)28 mm (1.1 inches)57%very high
August Weather25°C (78°F)33 mm (1.3 inches)55%very high
September Weather21°C (69°F)68 mm (2.7 inches)66%high
October Weather15°C (60°F)85 mm (3.3 inches)79%moderate
November Weather11°C (52°F)143 mm (5.6 inches)84%moderate
December Weather7°C (45°F)95 mm (3.7 inches)83%low

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