January Weather in Rosa, Italy

Last updated: August 23, 2025

In January, the average temperature in Rosa, Italy hovers around 2°C (36°F). Expect a chill with minimums dropping to -8°C (18°F) and occasional highs reaching up to 12°C (54°F). Rainfall averages 41 mm (1.6 in) spread over 4 days, and prepare for a damp atmosphere with average humidity at 87%.

January Temperature in Rosa

In January in Rosa, the average temperature is 2°C (36°F), with maximums reaching 12°C (54°F) and minimums plummeting to as low as -8°C (18°F). Travelers should prepare for a chilly atmosphere and pack accordingly to fully enjoy their visit.

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

The chart illustrates January temperature patterns in Rosa, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Rosa, January typically has an average temperature of 2°C (36°F), with highs reaching up to 12°C (54°F) and lows dropping to around -8°C (18°F).

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

January Precipitation in Rosa

In Rosa in January, the precipitation amount is 41 mm (1.6 in) over the course of 4 days.

January Precipitation Trends in Rosa

The chart displays monthly precipitation patterns in Rosa, 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 Rosa, January typically receives around 41 mm (1.6 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 Rosa

In Rosa in January, humidity is 87%. With an average temperature of 2°C (36°F), this humidity feels like an unwelcome chill that seeps into your bones, making outdoor exploration feel damp and heavy, and encouraging travelers to seek the warmth of indoor attractions instead.

January Average Humidity in Rosa

This chart illustrates the average monthly humidity levels in Rosa, 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 Rosa is approximately 87%, 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 Rosa

In Rosa 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 Rosa, you can visit Hourly UV Index in Rosa.

Maximum UV Index Levels in Rosa for January

The chart shows the monthly maximum UV Index (UVI) for Rosa 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 Rosa typically reaches 2, which falls under the low exposure category.

Data source: Rosa 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 Rosa Compares to Other Months

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

This table compares monthly weather conditions in Rosa, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	2°C (36°F)	41 mm (1.6 inches)	87%	low
February Weather	4°C (40°F)	62 mm (2.4 inches)	79%	moderate
March Weather	7°C (45°F)	78 mm (3.1 inches)	69%	moderate
April Weather	11°C (53°F)	145 mm (5.7 inches)	71%	high
May Weather	15°C (60°F)	191 mm (7.5 inches)	70%	very high
June Weather	21°C (69°F)	139 mm (5.5 inches)	65%	very high
July Weather	22°C (72°F)	155 mm (6.1 inches)	61%	very high
August Weather	22°C (72°F)	136 mm (5.4 inches)	54%	very high
September Weather	18°C (64°F)	141 mm (5.6 inches)	66%	high
October Weather	13°C (55°F)	126 mm (5.0 inches)	83%	moderate
November Weather	8°C (47°F)	175 mm (6.9 inches)	88%	moderate
December Weather	3°C (38°F)	115 mm (4.5 inches)	85%	low