January Weather in Altarejos, Spain

Last updated: August 27, 2025

In January, the average temperature in Altarejos, Spain hovers around 4°C (39°F), creating a cool ambiance. Be prepared for chilly nights as temperatures can dip to a brisk -13°C (9°F), while daytime highs can reach a comfortable 19°C (67°F). Expect 37 mm (1.5 in) of precipitation over the month, typically spread across 7 days. The air is quite humid, with an average humidity level of 78%, making for a moist environment ideal for cozy indoor activities.

January Temperature in Altarejos

In January in Altarejos, the average temperature is 4°C (39°F), with maximums reaching 19°C (67°F) and minimums dropping as low as -13°C (9°F). Travelers should be prepared for a wide range of temperatures and pack accordingly.

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

The chart illustrates January temperature patterns in Altarejos, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Altarejos, January typically has an average temperature of 4°C (39°F), with highs reaching up to 19°C (67°F) and lows dropping to around -13°C (9°F).

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

January Precipitation in Altarejos

In Altarejos in January, the precipitation amount is 37 mm (1.5 in) during a span of 7 days.

January Precipitation Trends in Altarejos

The chart displays monthly precipitation patterns in Altarejos, 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 Altarejos, January typically receives around 37 mm (1.5 inches) of precipitation spread over approximately 7 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 Altarejos

In Altarejos in January humidity is 78%. With an average temperature of 4°C (39°F), this humidity feels like a damp chill that seeps into your bones, making outdoor exploration somewhat uncomfortable and necessitating the need for warm, weatherproof clothing to fully enjoy your travels.

January Average Humidity in Altarejos

This chart illustrates the average monthly humidity levels in Altarejos, 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 Altarejos is approximately 78%, 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 Altarejos

In Altarejos 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 Altarejos, you can check the information here.

Maximum UV Index Levels in Altarejos for January

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

Data source: Altarejos 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 Altarejos Compares to Other Months

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

This table compares monthly weather conditions in Altarejos, 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)	37 mm (1.5 inches)	78%	moderate
February Weather	7°C (44°F)	40 mm (1.6 inches)	75%	moderate
March Weather	8°C (47°F)	84 mm (3.3 inches)	64%	high
April Weather	11°C (52°F)	99 mm (3.9 inches)	58%	very high
May Weather	16°C (61°F)	55 mm (2.2 inches)	53%	very high
June Weather	21°C (70°F)	33 mm (1.3 inches)	49%	extreme
July Weather	25°C (77°F)	20 mm (0.8 inches)	51%	extreme
August Weather	24°C (76°F)	25 mm (1.0 inches)	51%	very high
September Weather	19°C (67°F)	37 mm (1.4 inches)	58%	very high
October Weather	14°C (58°F)	51 mm (2.0 inches)	71%	high
November Weather	8°C (47°F)	83 mm (3.3 inches)	76%	moderate
December Weather	5°C (42°F)	61 mm (2.4 inches)	80%	moderate