January Weather in Castro del Rio, Spain

Last updated: August 27, 2025

In January, the average temperature in Castro del Rio, Spain hovers around 8°C (47°F), offering a cool atmosphere for visitors. Expect lows of -3°C (27°F) and highs of 21°C (70°F). With an average precipitation of 39 mm (1.5 in) spread over 6 days and humidity levels at 76%, the weather can feel quite damp, so be prepared for occasional showers!

January Temperature in Castro del Rio

In January, in Castro del Rio, the average temperature is 8°C (47°F), with maximums reaching 21°C (70°F) and minimums dropping as low as -3°C (27°F). Travelers should be prepared for a range of temperatures, ensuring they pack layers for both warmer days and colder nights.

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

The chart illustrates January temperature patterns in Castro 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 Castro del Rio, January typically has an average temperature of 8°C (47°F), with highs reaching up to 21°C (70°F) and lows dropping to around -3°C (27°F).

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

January Precipitation in Castro del Rio

In Castro del Rio in January, the precipitation amount is 39 mm (1.5 in), occurring over the course of 6 days.

January Precipitation Trends in Castro del Rio

The chart displays monthly precipitation patterns in Castro 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 Castro del Rio, January typically receives around 39 mm (1.5 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 Castro del Rio

In Castro del Rio in January, humidity is 76%. With an average temperature of 8°C (47°F), this humidity feels like traveling through a thick, damp blanket that clings to your skin, making every stroll feel heavier and more exhausting than it should.

January Average Humidity in Castro del Rio

This chart illustrates the average monthly humidity levels in Castro 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 Castro del Rio is approximately 76%, 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 Castro del Rio

In Castro del Rio 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 Castro del Rio, you can check the information here.

Maximum UV Index Levels in Castro del Rio for January

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

Data source: Castro 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 Castro del Rio Compares to Other Months

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

This table compares monthly weather conditions in Castro 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	8°C (47°F)	39 mm (1.5 inches)	76%	moderate
February Weather	11°C (53°F)	34 mm (1.3 inches)	71%	moderate
March Weather	13°C (56°F)	81 mm (3.2 inches)	66%	high
April Weather	16°C (61°F)	60 mm (2.4 inches)	58%	very high
May Weather	21°C (70°F)	18 mm (0.7 inches)	55%	very high
June Weather	25°C (77°F)	7 mm (0.3 inches)	50%	extreme
July Weather	28°C (83°F)	1 mm (0.1 inches)	55%	extreme
August Weather	29°C (84°F)	14 mm (0.5 inches)	54%	very high
September Weather	25°C (77°F)	28 mm (1.1 inches)	61%	very high
October Weather	19°C (67°F)	44 mm (1.7 inches)	70%	high
November Weather	13°C (56°F)	67 mm (2.7 inches)	76%	moderate
December Weather	10°C (51°F)	50 mm (2.0 inches)	79%	moderate