January Weather in San Giovanni, Italy

Last updated: August 23, 2025

In January, the average temperature in San Giovanni, Italy is a refreshing 12°C (53°F). You'll experience a comfortable range, with minimums dipping to 3°C (38°F) and maximums reaching 16°C (62°F). Expect 39 mm (1.5 in) of precipitation spread over 7 days, contributing to a notably high average humidity of 84%.

January Temperature in San Giovanni

In January in San Giovanni, the average temperature is 12°C (53°F). The maximum can reach 16°C (62°F) and the minimum can be as low as 3°C (38°F). Be sure to pack a light jacket and dress in layers for your travels.

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 12°C (53°F), with highs reaching up to 16°C (62°F) and lows dropping to around 3°C (38°F).

Data source: Temperature data for San Giovanni generated using information from the Copernicus Climate Change Service.

January Precipitation in San Giovanni

In San Giovanni in January, the precipitation amount is 39 mm (1.5 in) over the course of 7 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 39 mm (1.5 inches) of precipitation spread over approximately 7 days.

Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

January Humidity in San Giovanni

In San Giovanni in January, humidity is 84%. With an average temperature of 12°C (53°F), this humidity feels like a damp chill that clings to your skin, making travel a bit uncomfortable as you navigate through the heavy, moist air.

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 84%, offering insight into how humid the weather typically is during this month.

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.

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.
	Temperature	Precipitation	Humidity	UV
January Weather	12°C (53°F)	39 mm (1.5 inches)	84%	low
February Weather	12°C (54°F)	52 mm (2.1 inches)	76%	moderate
March Weather	13°C (55°F)	42 mm (1.6 inches)	68%	moderate
April Weather	14°C (58°F)	50 mm (2.0 inches)	70%	high
May Weather	18°C (64°F)	49 mm (1.9 inches)	69%	very high
June Weather	22°C (72°F)	11 mm (0.4 inches)	62%	very high
July Weather	25°C (77°F)	25 mm (1.0 inches)	57%	very high
August Weather	26°C (78°F)	8 mm (0.3 inches)	55%	very high
September Weather	23°C (74°F)	59 mm (2.3 inches)	66%	high
October Weather	19°C (67°F)	82 mm (3.2 inches)	79%	moderate
November Weather	16°C (61°F)	153 mm (6.0 inches)	84%	moderate
December Weather	14°C (57°F)	86 mm (3.4 inches)	83%	low