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January Weather in San Silvestro, Italy

Last updated: August 23, 2025

In January, the average temperature in San Silvestro, Italy hovers around 6°C (42°F). Expect a chilly minimum of -8°C (17°F), while the mercury can rise to a comfortable 15°C (60°F). During this time, precipitation averages 72 mm (2.8 in) over 9 days, and you'll feel the moisture in the air with an average humidity of 85%. Stay prepared for a mix of cool temperatures and damp conditions!

January Temperature in San Silvestro

In January in San Silvestro, the average temperature is 6°C (42°F). Maximum temperatures can reach 15°C (60°F), while the minimum can drop to as low as -8°C (17°F). Be prepared for a mix of chilly and mild weather if you're planning to travel during this time.

January Weather in San Silvestro: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in San Silvestro, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In San Silvestro, January typically has an average temperature of 6°C (42°F), with highs reaching up to 15°C (60°F) and lows dropping to around -8°C (17°F).
JanFebMarAprMayJunJulAugSepOctNovDec424548556372757668605346
Data source: Temperature data for San Silvestro 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.

January Precipitation in San Silvestro

In San Silvestro in January, the precipitation amount is 72 mm (2.8 in) over the course of 9 days.

January Precipitation Trends in San Silvestro

The chart displays monthly precipitation patterns in San Silvestro, with values for each month alongside January’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how January’s conditions compare to those of other months. In San Silvestro, January typically receives around 72 mm (2.8 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec72658970119557241777513690
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
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January Humidity in San Silvestro

In San Silvestro in January, humidity is 85%. With an average temperature of 6°C (42°F), this humidity feels like walking through a thick mist, making even short strolls feel damp and chilly, which can be uncomfortable for traveling.

January Average Humidity in San Silvestro

This chart illustrates the average monthly humidity levels in San Silvestro, with January’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In January, average humidity in San Silvestro is approximately 85%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec85%78%69%71%71%63%59%54%67%79%84%86%
Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in San Silvestro

In San Silvestro in January, 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 San Silvestro, you can visit Hourly UV Index in San Silvestro.

Maximum UV Index Levels in San Silvestro for January

The chart shows the monthly maximum UV Index (UVI) for San Silvestro in January, 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 January, the maximum UV index in San Silvestro typically reaches 2, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec24679101097532
Data source: San Silvestro January 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 January Weather in San Silvestro Compares to Other Months

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

This table compares monthly weather conditions in San Silvestro, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather6°C (42°F)72 mm (2.8 inches)85%low
February Weather7°C (46°F)65 mm (2.6 inches)78%moderate
March Weather9°C (48°F)89 mm (3.5 inches)69%high
April Weather13°C (55°F)70 mm (2.7 inches)71%high
May Weather17°C (63°F)119 mm (4.7 inches)71%very high
June Weather22°C (72°F)55 mm (2.1 inches)63%very high
July Weather24°C (75°F)72 mm (2.8 inches)59%very high
August Weather25°C (77°F)41 mm (1.6 inches)54%very high
September Weather20°C (68°F)77 mm (3.0 inches)67%high
October Weather15°C (60°F)75 mm (3.0 inches)78%moderate
November Weather12°C (54°F)136 mm (5.4 inches)84%moderate
December Weather8°C (46°F)90 mm (3.6 inches)86%low

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