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January Weather in San Carlo, Italy

Last updated: August 23, 2025

In January, the average temperature in San Carlo, Italy hovers around 4°C (39°F), with temperatures dipping as low as -6°C (21°F) and soaring to a maximum of 16°C (61°F). Expect a touch of moisture with an average precipitation of 20 mm (0.8 in) over 4 days. To top it off, the air carries an average humidity of 87%, making it a brisk yet refreshing time of year.

January Temperature in San Carlo

In January in San Carlo, the average temperature is 4°C (39°F). Maximums can reach 16°C (61°F), while minimums can drop as low as -6°C (21°F). Be sure to pack layers to stay comfortable during your travels, as temperatures can vary significantly throughout the day.

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

The chart illustrates January temperature patterns in San Carlo, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In San Carlo, January typically has an average temperature of 4°C (39°F), with highs reaching up to 16°C (61°F) and lows dropping to around -6°C (21°F).
JanFebMarAprMayJunJulAugSepOctNovDec394550586677808070615142
Data source: Temperature data for San Carlo 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 Carlo

In San Carlo in January, the total precipitation amount is 20 mm (0.8 in) spread over a period of 4 days.

January Precipitation Trends in San Carlo

The chart displays monthly precipitation patterns in San Carlo, 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 Carlo, January typically receives around 20 mm (0.8 inches) of precipitation spread over approximately 4 days.
JanFebMarAprMayJunJulAugSepOctNovDec206245631055782571056110062
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
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January Humidity in San Carlo

In San Carlo in January, humidity is 87%. With an average temperature of 4°C (39°F), this humidity feels like a damp chill that seeps into your bones, making travel uncomfortable and gritty, as the air hangs heavy and clings to your skin.

January Average Humidity in San Carlo

This chart illustrates the average monthly humidity levels in San Carlo, 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 Carlo 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 Carlo

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

Maximum UV Index Levels in San Carlo for January

The chart shows the monthly maximum UV Index (UVI) for San Carlo 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 Carlo typically reaches 2, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec235689986532
Data source: San Carlo 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 Carlo Compares to Other Months

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

This table compares monthly weather conditions in San Carlo, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather4°C (39°F)20 mm (0.8 inches)87%low
February Weather7°C (45°F)62 mm (2.4 inches)79%moderate
March Weather10°C (50°F)45 mm (1.8 inches)69%moderate
April Weather14°C (58°F)63 mm (2.5 inches)71%high
May Weather19°C (67°F)105 mm (4.1 inches)70%very high
June Weather25°C (77°F)57 mm (2.3 inches)65%very high
July Weather27°C (80°F)82 mm (3.2 inches)61%very high
August Weather27°C (80°F)57 mm (2.3 inches)54%very high
September Weather21°C (71°F)104 mm (4.1 inches)66%high
October Weather16°C (61°F)61 mm (2.4 inches)83%moderate
November Weather11°C (52°F)100 mm (3.9 inches)88%moderate
December Weather5°C (42°F)62 mm (2.4 inches)85%low

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