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December Weather in Cisterna, Italy

Last updated: August 23, 2025

In December, the average temperature in Cisterna, Italy is a brisk 5°C (41°F). Expect chilly days with temperatures dipping as low as -4°C (26°F) and rising to a maximum of 14°C (58°F). Be prepared for some rain, as 151 mm (5.9 in) of precipitation can be expected over about 9 days. With an average humidity of 88%, it’s a good time to bundle up and enjoy the cozy atmosphere!

December Temperature in Cisterna

In December in Cisterna, the average temperature is 5°C (41°F), with maximums reaching up to 14°C (58°F) and minimums dropping as low as -4°C (26°F). Travelers should prepare for chilly weather and pack accordingly to fully enjoy their time in Cisterna.

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

The chart illustrates December temperature patterns in Cisterna, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Cisterna, December typically has an average temperature of 5°C (41°F), with highs reaching up to 14°C (58°F) and lows dropping to around -4°C (26°F).
JanFebMarAprMayJunJulAugSepOctNovDec384348566473767767585041
Data source: Temperature data for Cisterna 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 Cisterna

In Cisterna in December, the total precipitation amount is 151 mm (5.9 in) distributed over 9 days.

December Precipitation Trends in Cisterna

The chart displays monthly precipitation patterns in Cisterna, 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 Cisterna, December typically receives around 151 mm (5.9 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec4685801251551078699156140185151
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Cisterna

In Cisterna in December humidity is 88%. With an average temperature of 5°C (41°F), this humidity feels like a damp chill that seeps into your bones, making it essential to bundle up for your travels, as every breath feels heavy in the air and the landscape appears cloaked in a misty shroud.

December Average Humidity in Cisterna

This chart illustrates the average monthly humidity levels in Cisterna, 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 Cisterna is approximately 88%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec88%82%73%73%70%69%63%51%64%83%89%88%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Cisterna

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

Maximum UV Index Levels in Cisterna for December

The chart shows the monthly maximum UV Index (UVI) for Cisterna 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 Cisterna typically reaches 2, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec235689986432
Data source: Cisterna 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 Cisterna Compares to Other Months

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

This table compares monthly weather conditions in Cisterna, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather4°C (39°F)46 mm (1.8 inches)88%low
February Weather6°C (43°F)85 mm (3.3 inches)82%moderate
March Weather9°C (48°F)80 mm (3.1 inches)73%moderate
April Weather13°C (56°F)125 mm (4.9 inches)73%high
May Weather18°C (64°F)155 mm (6.1 inches)70%very high
June Weather23°C (73°F)107 mm (4.2 inches)69%very high
July Weather24°C (76°F)86 mm (3.4 inches)63%very high
August Weather25°C (77°F)99 mm (3.9 inches)51%very high
September Weather20°C (68°F)156 mm (6.2 inches)64%high
October Weather14°C (58°F)140 mm (5.5 inches)83%moderate
November Weather10°C (50°F)185 mm (7.3 inches)89%moderate
December Weather5°C (41°F)151 mm (5.9 inches)88%low

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