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December Weather in Sezze, Italy

Last updated: August 23, 2025

In December, the average temperature in Sezze, Italy hovers around 9°C (49°F). Expect chilly mornings with a minimum of -1°C (31°F), while the afternoons can warm up to a pleasant 18°C (65°F). Be prepared for 165 mm (6.5 in) of precipitation spread over 13 days, resulting in a high average humidity of 84%. Dress accordingly to enjoy the refreshing atmosphere!

December Temperature in Sezze

In December in Sezze, the average temperature is 9°C (49°F). Maximums can reach 18°C (65°F), and minimums can drop as low as -1°C (31°F). This makes Sezze a great destination for travelers who enjoy cool temperatures with a mix of mild and chilly days.

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

The chart illustrates December temperature patterns in Sezze, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Sezze, December typically has an average temperature of 9°C (49°F), with highs reaching up to 18°C (65°F) and lows dropping to around -1°C (31°F).
JanFebMarAprMayJunJulAugSepOctNovDec454851566473787971625648
Data source: Temperature data for Sezze 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 Sezze

In Sezze in December, the precipitation amount is 165 mm (6.5 in) spread over 13 days.

December Precipitation Trends in Sezze

The chart displays monthly precipitation patterns in Sezze, 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 Sezze, December typically receives around 165 mm (6.5 inches) of precipitation spread over approximately 13 days.
JanFebMarAprMayJunJulAugSepOctNovDec769690667739281790106216165
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Sezze

In Sezze in December, humidity is 84%. With an average temperature of 9°C (49°F), this humidity feels like a chilly embrace, making travel uncomfortable as the dampness seeps into your clothes and lingers in the air, leaving you feeling cool yet clammy.

December Average Humidity in Sezze

This chart illustrates the average monthly humidity levels in Sezze, 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 Sezze is approximately 84%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec84%76%69%70%70%61%57%53%65%75%82%84%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Sezze

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

Maximum UV Index Levels in Sezze for December

The chart shows the monthly maximum UV Index (UVI) for Sezze 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 Sezze typically reaches 2, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec34579101098642
Data source: Sezze 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 Sezze Compares to Other Months

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

This table compares monthly weather conditions in Sezze, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather7°C (46°F)76 mm (3.0 inches)84%moderate
February Weather9°C (49°F)96 mm (3.8 inches)76%moderate
March Weather11°C (51°F)90 mm (3.5 inches)69%moderate
April Weather14°C (57°F)66 mm (2.6 inches)70%high
May Weather18°C (64°F)77 mm (3.0 inches)70%very high
June Weather23°C (73°F)39 mm (1.5 inches)61%very high
July Weather25°C (78°F)28 mm (1.1 inches)57%very high
August Weather26°C (79°F)17 mm (0.7 inches)53%very high
September Weather22°C (71°F)90 mm (3.6 inches)65%very high
October Weather17°C (63°F)106 mm (4.2 inches)75%high
November Weather13°C (56°F)216 mm (8.5 inches)81%moderate
December Weather9°C (49°F)165 mm (6.5 inches)84%low

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