January Weather in Trecastagni, Italy

Last updated: August 23, 2025

In January, the average temperature in Trecastagni, Italy hovers around 9°C (49°F). Expect a minimum chill of -2°C (29°F) and a pleasant maximum of 20°C (68°F). During this time, you'll experience about 39 mm (1.5 in) of precipitation over 4 days, with an average humidity level of 75%. Prepare for a month that balances crisp air with occasional rainfall!

January Temperature in Trecastagni

In January in Trecastagni, the average temperature is 9°C (49°F), with maximums peaking at 20°C (68°F) and minimums dropping to as low as -2°C (29°F). It's advisable to pack layers and be prepared for varying weather conditions during your travels.

January Weather in Trecastagni: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in Trecastagni, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Trecastagni, January typically has an average temperature of 9°C (49°F), with highs reaching up to 20°C (68°F) and lows dropping to around -2°C (29°F).

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

January Precipitation in Trecastagni

In Trecastagni in January, the precipitation amount is 39 mm (1.5 in) spread over a period of 4 days.

January Precipitation Trends in Trecastagni

The chart displays monthly precipitation patterns in Trecastagni, 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 Trecastagni, January typically receives around 39 mm (1.5 inches) of precipitation spread over approximately 4 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 Trecastagni

In Trecastagni in January, humidity is 75%. With an average temperature of 9°C (49°F), this humidity feels like a damp chill that wraps around you, making outdoor activities uncomfortable and causing your clothes to cling uncomfortably. It's advisable to dress in layers to stay warm, while also being prepared for the persistent moisture in the air that can leave you feeling a bit sluggish throughout your travels.

January Average Humidity in Trecastagni

This chart illustrates the average monthly humidity levels in Trecastagni, 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 Trecastagni 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 Trecastagni

In Trecastagni 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 Trecastagni, you can check the information here.

Maximum UV Index Levels in Trecastagni for January

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

Data source: Trecastagni 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 Trecastagni Compares to Other Months

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

This table compares monthly weather conditions in Trecastagni, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	9°C (49°F)	39 mm (1.5 inches)	75%	moderate
February Weather	11°C (52°F)	54 mm (2.1 inches)	71%	moderate
March Weather	12°C (54°F)	58 mm (2.3 inches)	71%	high
April Weather	15°C (59°F)	39 mm (1.5 inches)	74%	very high
May Weather	19°C (67°F)	26 mm (1.0 inches)	73%	very high
June Weather	24°C (76°F)	28 mm (1.1 inches)	69%	very high
July Weather	28°C (82°F)	18 mm (0.7 inches)	67%	extreme
August Weather	28°C (82°F)	15 mm (0.6 inches)	66%	very high
September Weather	24°C (76°F)	49 mm (1.9 inches)	71%	very high
October Weather	19°C (67°F)	113 mm (4.5 inches)	73%	high
November Weather	15°C (60°F)	107 mm (4.2 inches)	74%	moderate
December Weather	11°C (52°F)	36 mm (1.4 inches)	75%	moderate