January Weather in San Giovanni Gemini, Italy

Last updated: August 23, 2025

In January, the average temperature in San Giovanni Gemini, Italy hovers around 7°C (45°F), with a minimum drop to -6°C (22°F) and a maximum reaching 17°C (63°F). Expect a touch of wetness with an average precipitation of 46 mm (1.8 in) over 9 days, while the air carries a 75% humidity that adds to the chill. Whether you’re bundling up or braving the elements, prepare for a month of dynamic weather!

January Temperature in San Giovanni Gemini

In January in San Giovanni Gemini, the average temperature is 7°C (45°F). Maximums can reach 17°C (63°F) and minimums can be as low as -6°C (22°F). Travelers should be prepared for a wide range of temperatures, so layering is key to staying comfortable during your visit.

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

The chart illustrates January temperature patterns in San Giovanni Gemini, 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 Gemini, January typically has an average temperature of 7°C (45°F), with highs reaching up to 17°C (63°F) and lows dropping to around -6°C (22°F).

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

January Precipitation in San Giovanni Gemini

In San Giovanni Gemini in January, the precipitation amount is 46 mm (1.8 in) over the course of 9 days.

January Precipitation Trends in San Giovanni Gemini

The chart displays monthly precipitation patterns in San Giovanni Gemini, 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 Gemini, January typically receives around 46 mm (1.8 inches) of precipitation spread over approximately 9 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 Gemini

In San Giovanni Gemini in January, humidity is 75%. With an average temperature of 7°C (45°F), this humidity feels like a damp chill that seeps into your bones, making travel uncomfortable and requiring you to bundle up, while the heavy air can leave you feeling sluggish as you navigate the surroundings.

January Average Humidity in San Giovanni Gemini

This chart illustrates the average monthly humidity levels in San Giovanni Gemini, 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 Gemini is approximately 75%, 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 Gemini

In San Giovanni Gemini 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 Giovanni Gemini, you can check the information here.

Maximum UV Index Levels in San Giovanni Gemini for January

The chart shows the monthly maximum UV Index (UVI) for San Giovanni Gemini 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 Gemini typically reaches 3, which falls under the moderate exposure category.

Data source: San Giovanni Gemini 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 Gemini Compares to Other Months

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

This table compares monthly weather conditions in San Giovanni Gemini, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	7°C (45°F)	46 mm (1.8 inches)	75%	moderate
February Weather	8°C (48°F)	61 mm (2.4 inches)	71%	moderate
March Weather	10°C (50°F)	80 mm (3.1 inches)	71%	high
April Weather	13°C (55°F)	54 mm (2.1 inches)	74%	very high
May Weather	17°C (63°F)	42 mm (1.7 inches)	73%	very high
June Weather	22°C (72°F)	25 mm (1.0 inches)	69%	very high
July Weather	25°C (77°F)	8 mm (0.3 inches)	67%	extreme
August Weather	25°C (78°F)	34 mm (1.4 inches)	66%	very high
September Weather	22°C (71°F)	54 mm (2.1 inches)	71%	very high
October Weather	17°C (63°F)	114 mm (4.5 inches)	73%	high
November Weather	13°C (56°F)	103 mm (4.0 inches)	74%	moderate
December Weather	9°C (49°F)	74 mm (2.9 inches)	75%	moderate