January Weather in Castellaneta, Italy

Last updated: August 23, 2025

In January, the average temperature in Castellaneta, Italy hovers around 7°C (46°F), with minimums dipping to an impressive -8°C (18°F) and peaking at 17°C (63°F). Expect about 51 mm (2.0 in) of precipitation over approximately 8 days, contributing to a high average humidity of 82%. Prepare accordingly for these chilly and damp conditions!

January Temperature in Castellaneta

In January in Castellaneta, the average temperature is 7°C (46°F), with maximums reaching 17°C (63°F) and minimums dropping as low as -8°C (18°F). It's advisable to pack layers and be prepared for variable weather conditions when traveling during this time.

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

The chart illustrates January temperature patterns in Castellaneta, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Castellaneta, January typically has an average temperature of 7°C (46°F), with highs reaching up to 17°C (63°F) and lows dropping to around -8°C (18°F).

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

January Precipitation in Castellaneta

In Castellaneta in January, the total precipitation amount is 51 mm (2.0 in), spread over a duration of 8 days.

January Precipitation Trends in Castellaneta

The chart displays monthly precipitation patterns in Castellaneta, 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 Castellaneta, January typically receives around 51 mm (2.0 inches) of precipitation spread over approximately 8 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 Castellaneta

In Castellaneta in January humidity is 82%. With an average temperature of 7°C (46°F), this humidity feels like a damp chill that seeps into your bones, making travel uncomfortable and necessitating extra layers to stay warm and dry.

January Average Humidity in Castellaneta

This chart illustrates the average monthly humidity levels in Castellaneta, 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 Castellaneta is approximately 82%, 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 Castellaneta

In Castellaneta 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 Castellaneta, you can check the information here.

Maximum UV Index Levels in Castellaneta for January

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

Data source: Castellaneta 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 Castellaneta Compares to Other Months

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

This table compares monthly weather conditions in Castellaneta, 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 (46°F)	51 mm (2.0 inches)	82%	moderate
February Weather	9°C (49°F)	57 mm (2.3 inches)	74%	moderate
March Weather	10°C (51°F)	54 mm (2.1 inches)	70%	high
April Weather	14°C (57°F)	58 mm (2.3 inches)	71%	very high
May Weather	18°C (65°F)	62 mm (2.4 inches)	71%	very high
June Weather	24°C (75°F)	43 mm (1.7 inches)	65%	very high
July Weather	26°C (79°F)	22 mm (0.9 inches)	61%	very high
August Weather	27°C (80°F)	32 mm (1.2 inches)	56%	very high
September Weather	22°C (72°F)	45 mm (1.8 inches)	66%	very high
October Weather	17°C (63°F)	58 mm (2.3 inches)	74%	high
November Weather	14°C (57°F)	112 mm (4.4 inches)	80%	moderate
December Weather	10°C (50°F)	52 mm (2.0 inches)	82%	low