January Weather in Castel del Rio, Italy

Last updated: August 23, 2025

In January, the average temperature in Castel del Rio, Italy hovers around 4°C (39°F). Expect chilly nights with minimum temperatures dipping to -6°C (21°F), while daytime highs can reach up to 14°C (58°F). With an average humidity of 87% and approximately 36 mm (1.4 in) of precipitation spread over 6 days, be prepared for a moist and cool atmosphere!

January Temperature in Castel del Rio

In January in Castel del Rio, the average temperature is 4°C (39°F). The maximum can reach 14°C (58°F), while the minimum can drop to as low as -6°C (21°F). Be prepared for a mix of chilly weather and occasional mild days while planning your travels.

January Weather in Castel del Rio: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in Castel del Rio, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Castel del Rio, January typically has an average temperature of 4°C (39°F), with highs reaching up to 14°C (58°F) and lows dropping to around -6°C (21°F).

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

January Precipitation in Castel del Rio

In Castel del Rio in January, the total precipitation amount is 36 mm (1.4 in), which falls over the course of 6 days.

January Precipitation Trends in Castel del Rio

The chart displays monthly precipitation patterns in Castel del Rio, 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 Castel del Rio, January typically receives around 36 mm (1.4 inches) of precipitation spread over approximately 6 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 Castel del Rio

In Castel del Rio in January, humidity is 87%. With an average temperature of 4°C (39°F), this humidity feels like a damp chill that seeps into your bones, making travel uncomfortable and gritty, as the air hangs heavy and clings to your skin.

January Average Humidity in Castel del Rio

This chart illustrates the average monthly humidity levels in Castel del Rio, 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 Castel del Rio 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 Castel del Rio

In Castel del Rio 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 Castel del Rio, you can visit Hourly UV Index in Castel del Rio.

Maximum UV Index Levels in Castel del Rio for January

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

Data source: Castel del Rio 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 Castel del Rio Compares to Other Months

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

This table compares monthly weather conditions in Castel del Rio, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	4°C (39°F)	36 mm (1.4 inches)	87%	low
February Weather	6°C (44°F)	88 mm (3.5 inches)	79%	moderate
March Weather	8°C (47°F)	60 mm (2.4 inches)	69%	moderate
April Weather	12°C (54°F)	71 mm (2.8 inches)	71%	high
May Weather	16°C (62°F)	134 mm (5.3 inches)	70%	very high
June Weather	22°C (72°F)	51 mm (2.0 inches)	65%	very high
July Weather	24°C (75°F)	64 mm (2.5 inches)	61%	very high
August Weather	24°C (76°F)	65 mm (2.6 inches)	54%	very high
September Weather	19°C (67°F)	94 mm (3.7 inches)	66%	high
October Weather	14°C (58°F)	83 mm (3.3 inches)	83%	moderate
November Weather	9°C (49°F)	137 mm (5.4 inches)	88%	moderate
December Weather	5°C (42°F)	88 mm (3.4 inches)	85%	low