December Weather in Castelnuovo di Val di Cecina, Italy

Last updated: August 23, 2025

In December, the average temperature in Castelnuovo di Val di Cecina, Italy hovers around 7°C (45°F). You can expect a chilly minimum of -2°C (29°F) and a milder maximum of 16°C (61°F). Be prepared for 108 mm (4.2 in) of precipitation spread over 13 days, making it one of the wetter months. With an average humidity of 83%, don’t forget your umbrella and a warm jacket!

December Temperature in Castelnuovo di Val di Cecina

In December in Castelnuovo di Val di Cecina, the average temperature is 7°C (45°F). Maximum temperatures can reach 16°C (61°F), while minimum temperatures can dip as low as -2°C (29°F). It's essential to pack layers to stay comfortable during your travels in this variable climate.

December Weather in Castelnuovo di Val di Cecina: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Castelnuovo di Val di Cecina, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Castelnuovo di Val di Cecina, December typically has an average temperature of 7°C (45°F), with highs reaching up to 16°C (61°F) and lows dropping to around -2°C (29°F).
JanFebMarAprMayJunJulAugSepOctNovDec424649556271757669605245
Data source: Temperature data for Castelnuovo di Val di Cecina generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

December Precipitation in Castelnuovo di Val di Cecina

In Castelnuovo di Val di Cecina in December, the precipitation amount is 108 mm (4.2 in), spread across 13 days.

December Precipitation Trends in Castelnuovo di Val di Cecina

The chart displays monthly precipitation patterns in Castelnuovo di Val di Cecina, 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 Castelnuovo di Val di Cecina, December typically receives around 108 mm (4.2 inches) of precipitation spread over approximately 13 days.
JanFebMarAprMayJunJulAugSepOctNovDec48696186934236338988147108
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

December Humidity in Castelnuovo di Val di Cecina

In Castelnuovo di Val di Cecina 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 Castelnuovo di Val di Cecina

This chart illustrates the average monthly humidity levels in Castelnuovo di Val di Cecina, 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 Castelnuovo di Val di Cecina 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 Castelnuovo di Val di Cecina

In Castelnuovo di Val di Cecina 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 Castelnuovo di Val di Cecina, you can visit Hourly UV Index in Castelnuovo di Val di Cecina.

Maximum UV Index Levels in Castelnuovo di Val di Cecina for December

The chart shows the monthly maximum UV Index (UVI) for Castelnuovo di Val di Cecina 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 Castelnuovo di Val di Cecina typically reaches 2, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec2457810997532
Data source: Castelnuovo di Val di Cecina 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 Castelnuovo di Val di Cecina Compares to Other Months

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

This table compares monthly weather conditions in Castelnuovo di Val di Cecina, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather6°C (43°F)48 mm (1.9 inches)84%low
February Weather8°C (46°F)69 mm (2.7 inches)76%moderate
March Weather9°C (49°F)61 mm (2.4 inches)68%moderate
April Weather13°C (55°F)86 mm (3.4 inches)70%high
May Weather17°C (62°F)93 mm (3.7 inches)69%very high
June Weather21°C (71°F)41 mm (1.6 inches)62%very high
July Weather24°C (75°F)36 mm (1.4 inches)57%very high
August Weather25°C (77°F)33 mm (1.3 inches)55%very high
September Weather20°C (69°F)89 mm (3.5 inches)66%high
October Weather15°C (60°F)88 mm (3.5 inches)79%moderate
November Weather11°C (52°F)147 mm (5.8 inches)84%moderate
December Weather7°C (45°F)108 mm (4.2 inches)83%low

Compare Castelnuovo di Val di Cecina's Climate with Cities Worldwide