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January Weather in Santiago Millas, Spain

Last updated: August 27, 2025

In January, the average temperature in Santiago Millas, Spain hovers around 4°C (39°F). Expect a chilly range, with minimums dropping to -7°C (20°F) and maximums reaching 15°C (60°F). This month also brings an average of 37 mm (1.5 in) of precipitation over 6 days, complemented by a high average humidity of 87%. Stay warm and prepared for some wet weather!

January Temperature in Santiago Millas

In January in Santiago Millas, the average temperature is 4°C (39°F). The maximum can reach 15°C (60°F), while the minimum can dip as low as -7°C (20°F). Be prepared for a range of temperatures and pack accordingly for your travels.

January Weather in Santiago Millas: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in Santiago Millas, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Santiago Millas, January typically has an average temperature of 4°C (39°F), with highs reaching up to 15°C (60°F) and lows dropping to around -7°C (20°F).
JanFebMarAprMayJunJulAugSepOctNovDec394345505763696963554542
Data source: Temperature data for Santiago Millas generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

January Precipitation in Santiago Millas

In Santiago Millas in January, the precipitation amount is 37 mm (1.5 in) over the course of 6 days.

January Precipitation Trends in Santiago Millas

The chart displays monthly precipitation patterns in Santiago Millas, 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 Santiago Millas, January typically receives around 37 mm (1.5 inches) of precipitation spread over approximately 6 days.
JanFebMarAprMayJunJulAugSepOctNovDec376159635054191839556988
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
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January Humidity in Santiago Millas

In Santiago Millas 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 Santiago Millas

This chart illustrates the average monthly humidity levels in Santiago Millas, 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 Santiago Millas is approximately 87%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec87%85%83%83%84%84%86%78%77%82%86%87%
Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in Santiago Millas

In Santiago Millas 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 Santiago Millas, you can visit Hourly UV Index in Santiago Millas.

Maximum UV Index Levels in Santiago Millas for January

The chart shows the monthly maximum UV Index (UVI) for Santiago Millas 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 Santiago Millas typically reaches 2, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec246810111098632
Data source: Santiago Millas 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 Santiago Millas Compares to Other Months

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

This table compares monthly weather conditions in Santiago Millas, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather4°C (39°F)37 mm (1.5 inches)87%low
February Weather6°C (43°F)61 mm (2.4 inches)85%moderate
March Weather7°C (45°F)59 mm (2.3 inches)83%high
April Weather10°C (50°F)63 mm (2.5 inches)83%very high
May Weather14°C (58°F)50 mm (2.0 inches)84%very high
June Weather17°C (64°F)54 mm (2.1 inches)84%extreme
July Weather21°C (69°F)19 mm (0.7 inches)86%very high
August Weather20°C (69°F)18 mm (0.7 inches)78%very high
September Weather17°C (63°F)39 mm (1.5 inches)77%very high
October Weather13°C (55°F)55 mm (2.2 inches)82%high
November Weather7°C (45°F)69 mm (2.7 inches)86%moderate
December Weather5°C (42°F)88 mm (3.5 inches)87%low

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