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January Weather in San Sebastiano, Italy

Last updated: August 23, 2025

In January, the average temperature in San Sebastiano, Italy is a chilly 1°C (34°F). Expect minimums that can drop to -11°C (12°F) and maximums reaching up to 12°C (54°F). During this time, the area receives about 32 mm (1.3 in) of precipitation over approximately 6 days, coupled with a high average humidity level of 87%. Prepare accordingly!

January Temperature in San Sebastiano

In January in San Sebastiano, the average temperature is 1°C (34°F), with maximums reaching 12°C (54°F) and minimums dropping as low as -11°C (12°F). Travelers should prepare for chilly conditions and pack accordingly to stay warm while exploring the area.

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

The chart illustrates January temperature patterns in San Sebastiano, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In San Sebastiano, January typically has an average temperature of 1°C (34°F), with highs reaching up to 12°C (54°F) and lows dropping to around -11°C (12°F).
JanFebMarAprMayJunJulAugSepOctNovDec343742495665686861534536
Data source: Temperature data for San Sebastiano 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 Sebastiano

In San Sebastiano in January, the total precipitation amount is 32 mm (1.3 in) over the course of 6 days.

January Precipitation Trends in San Sebastiano

The chart displays monthly precipitation patterns in San Sebastiano, 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 Sebastiano, January typically receives around 32 mm (1.3 inches) of precipitation spread over approximately 6 days.
JanFebMarAprMayJunJulAugSepOctNovDec325485131175138138145139147152100
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
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January Humidity in San Sebastiano

In San Sebastiano in January humidity is 87%. With an average temperature of 1°C (34°F), this humidity feels like a chilling blanket enveloping you, making every step outside feel heavy and damp, and leaving you longing for warmth and comfort while traveling.

January Average Humidity in San Sebastiano

This chart illustrates the average monthly humidity levels in San Sebastiano, 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 Sebastiano is approximately 87%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec87%79%69%71%70%65%61%54%66%83%88%85%
Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in San Sebastiano

In San Sebastiano 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 Sebastiano, you can visit Hourly UV Index in San Sebastiano.

Maximum UV Index Levels in San Sebastiano for January

The chart shows the monthly maximum UV Index (UVI) for San Sebastiano 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 Sebastiano typically reaches 2, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec235789987532
Data source: San Sebastiano 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 Sebastiano Compares to Other Months

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

This table compares monthly weather conditions in San Sebastiano, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather1°C (34°F)32 mm (1.3 inches)87%low
February Weather3°C (38°F)54 mm (2.1 inches)79%moderate
March Weather6°C (42°F)85 mm (3.4 inches)69%moderate
April Weather10°C (49°F)131 mm (5.1 inches)71%high
May Weather14°C (57°F)175 mm (6.9 inches)70%very high
June Weather19°C (66°F)138 mm (5.4 inches)65%very high
July Weather20°C (68°F)138 mm (5.4 inches)61%very high
August Weather20°C (69°F)145 mm (5.7 inches)54%very high
September Weather16°C (61°F)139 mm (5.5 inches)66%high
October Weather12°C (53°F)147 mm (5.8 inches)83%moderate
November Weather7°C (45°F)152 mm (6.0 inches)88%moderate
December Weather2°C (37°F)100 mm (3.9 inches)85%low

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