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January Weather in San Giovanni, Italy

Last updated: August 23, 2025

In January, the average temperature in San Giovanni, Italy hovers around -8°C (18°F), with extremes ranging from a chilling -30°C (-21°F) to a milder 5°C (41°F). Expect 82 mm (3.2 in) of precipitation spread over approximately 11 days, complemented by a high average humidity of 93%. Embrace the frosty conditions while staying warm and prepared!

January Temperature in San Giovanni

In January in San Giovanni, the average temperature is -8°C (18°F). The maximum can reach 5°C (41°F) and the minimum can be as low as -30°C (-21°F). Travelers should be prepared for very cold conditions and should dress warmly to enjoy their time in this chilly destination.

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

The chart illustrates January temperature patterns in San Giovanni, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In San Giovanni, January typically has an average temperature of -8°C (18°F), with highs reaching up to 5°C (41°F) and lows dropping to around -30°C (-21°F).
JanFebMarAprMayJunJulAugSepOctNovDec182327334051535446382919
Data source: Temperature data for San Giovanni 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 Giovanni

In San Giovanni in January, the precipitation amount is 82 mm (3.2 in) over the course of 11 days.

January Precipitation Trends in San Giovanni

The chart displays monthly precipitation patterns in San Giovanni, 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 Giovanni, January typically receives around 82 mm (3.2 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec82678482145145171202124115114124
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
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January Humidity in San Giovanni

In San Giovanni in January humidity is 93%. With an average temperature of -8°C (18°F), this humidity feels like a bone-chilling dampness that seeps into your clothes, making even the briefest moments outside feel uncomfortable and heavy, as if you're trudging through a misty, cold cloud that wraps around you.

January Average Humidity in San Giovanni

This chart illustrates the average monthly humidity levels in San Giovanni, 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 Giovanni is approximately 93%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec93%89%86%83%78%79%82%80%83%90%89%90%
Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in San Giovanni

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

Maximum UV Index Levels in San Giovanni for January

The chart shows the monthly maximum UV Index (UVI) for San Giovanni 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 Giovanni typically reaches 2, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec24789101097532
Data source: San Giovanni 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 Giovanni Compares to Other Months

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

This table compares monthly weather conditions in San Giovanni, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-8°C (18°F)82 mm (3.2 inches)93%low
February Weather-5°C (23°F)67 mm (2.6 inches)89%moderate
March Weather-3°C (27°F)84 mm (3.3 inches)86%high
April Weather1°C (33°F)82 mm (3.2 inches)83%very high
May Weather5°C (41°F)145 mm (5.7 inches)78%very high
June Weather11°C (52°F)145 mm (5.7 inches)79%very high
July Weather12°C (53°F)171 mm (6.7 inches)82%very high
August Weather12°C (54°F)202 mm (7.9 inches)80%very high
September Weather8°C (46°F)124 mm (4.9 inches)83%high
October Weather3°C (38°F)115 mm (4.5 inches)90%moderate
November Weather-2°C (29°F)114 mm (4.5 inches)89%moderate
December Weather-7°C (20°F)124 mm (4.9 inches)90%low

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