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January Weather in San Giacomo-Marinella, Italy

Last updated: August 23, 2025

In January, the average temperature in San Giacomo-Marinella, Italy hovers around 7°C (45°F), with the mercury occasionally dipping to a brisk -5°C (23°F) and peaking at a mild 18°C (65°F). This month brings about 71 mm (2.8 in) of precipitation over 11 days, contributing to an average humidity level of 78%.

January Temperature in San Giacomo-Marinella

In January in San Giacomo-Marinella, the average temperature is 7°C (45°F). Maximum temperatures can reach 18°C (65°F), while minimums can drop as low as -5°C (23°F). This diverse weather makes it essential for travelers to pack layers to stay comfortable throughout the day.

January Weather in San Giacomo-Marinella: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in San Giacomo-Marinella, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In San Giacomo-Marinella, January typically has an average temperature of 7°C (45°F), with highs reaching up to 18°C (65°F) and lows dropping to around -5°C (23°F).
JanFebMarAprMayJunJulAugSepOctNovDec454749556372777870625548
Data source: Temperature data for San Giacomo-Marinella 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 Giacomo-Marinella

In San Giacomo-Marinella in January, the precipitation amount is 71 mm (2.8 in) distributed over 11 days.

January Precipitation Trends in San Giacomo-Marinella

The chart displays monthly precipitation patterns in San Giacomo-Marinella, 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 Giacomo-Marinella, January typically receives around 71 mm (2.8 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec718610277453422255914216782
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
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January Humidity in San Giacomo-Marinella

In San Giacomo-Marinella in January, humidity is 78%. With an average temperature of 7°C (45°F), this humidity feels like a damp chill that seeps into your bones, making outdoor exploration less enjoyable and necessitating cozy, layered clothing for comfort while traveling.

January Average Humidity in San Giacomo-Marinella

This chart illustrates the average monthly humidity levels in San Giacomo-Marinella, 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 Giacomo-Marinella is approximately 78%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec78%72%70%73%72%67%64%61%68%73%77%78%
Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in San Giacomo-Marinella

In San Giacomo-Marinella in January, the maximum UV index is 3, which corresponds to a moderate Exposure Category. The time to burn is approximately 30 minutes. For more details on the hourly UV index in San Giacomo-Marinella, you can check the information here.

Maximum UV Index Levels in San Giacomo-Marinella for January

The chart shows the monthly maximum UV Index (UVI) for San Giacomo-Marinella 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 Giacomo-Marinella typically reaches 3, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec34689101098642
Data source: San Giacomo-Marinella 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 Giacomo-Marinella Compares to Other Months

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

This table compares monthly weather conditions in San Giacomo-Marinella, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather7°C (45°F)71 mm (2.8 inches)78%moderate
February Weather9°C (48°F)86 mm (3.4 inches)71%moderate
March Weather10°C (49°F)102 mm (4.0 inches)70%high
April Weather13°C (55°F)77 mm (3.0 inches)73%very high
May Weather17°C (63°F)45 mm (1.8 inches)72%very high
June Weather22°C (72°F)34 mm (1.3 inches)67%very high
July Weather25°C (77°F)22 mm (0.9 inches)64%very high
August Weather25°C (78°F)25 mm (1.0 inches)61%very high
September Weather21°C (70°F)59 mm (2.3 inches)68%very high
October Weather16°C (62°F)142 mm (5.6 inches)73%high
November Weather13°C (56°F)167 mm (6.6 inches)77%moderate
December Weather9°C (49°F)82 mm (3.2 inches)78%low

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