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January Weather in Alcazar de San Juan, Spain

Last updated: August 27, 2025

In Alcazar de San Juan, Spain, the average temperature in January hovers around 5°C (42°F). However, be prepared for a range, as temperatures can dip as low as -11°C (12°F) or rise to a pleasant 17°C (64°F). Expect about 30 mm (1.2 in) of precipitation spread over 5 days, with humidity levels averaging a high 85%. Whether you’re packing for warmth or a light jacket, this month promises a true mix of weather experiences!

January Temperature in Alcazar de San Juan

In January in Alcazar de San Juan, the average temperature is 5°C (42°F), with maximums reaching 17°C (64°F) and minimums dropping as low as -11°C (12°F). Be prepared for a mix of cold and mild weather if you plan to travel during this month.

January Weather in Alcazar de San Juan: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in Alcazar de San Juan, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Alcazar de San Juan, January typically has an average temperature of 5°C (42°F), with highs reaching up to 17°C (64°F) and lows dropping to around -11°C (12°F).
JanFebMarAprMayJunJulAugSepOctNovDec414851556675828172625045
Data source: Temperature data for Alcazar de San Juan 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 Alcazar de San Juan

In Alcazar de San Juan in January, the precipitation amount is 30 mm (1.2 in) over the course of 5 days.

January Precipitation Trends in Alcazar de San Juan

The chart displays monthly precipitation patterns in Alcazar de San Juan, 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 Alcazar de San Juan, January typically receives around 30 mm (1.2 inches) of precipitation spread over approximately 5 days.
JanFebMarAprMayJunJulAugSepOctNovDec302441713312101624415536
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
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January Humidity in Alcazar de San Juan

In Alcazar de San Juan in January, humidity is 85%. With an average temperature of 5°C (42°F), this humidity feels like a damp chill that clings to your skin, making outdoor activities uncomfortable and requiring extra layers to stay warm while exploring.

January Average Humidity in Alcazar de San Juan

This chart illustrates the average monthly humidity levels in Alcazar de San Juan, 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 Alcazar de San Juan is approximately 85%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec85%78%66%60%56%44%44%42%53%70%83%86%
Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in Alcazar de San Juan

In Alcazar de San Juan 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 Alcazar de San Juan, you can check the information here.

Maximum UV Index Levels in Alcazar de San Juan for January

The chart shows the monthly maximum UV Index (UVI) for Alcazar de San Juan 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 Alcazar de San Juan typically reaches 3, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3569101211109743
Data source: Alcazar de San Juan 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 Alcazar de San Juan Compares to Other Months

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

This table compares monthly weather conditions in Alcazar de San Juan, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather5°C (42°F)30 mm (1.2 inches)85%moderate
February Weather9°C (48°F)24 mm (0.9 inches)78%moderate
March Weather11°C (51°F)41 mm (1.6 inches)66%high
April Weather13°C (56°F)71 mm (2.8 inches)60%very high
May Weather19°C (66°F)32 mm (1.3 inches)56%very high
June Weather24°C (76°F)12 mm (0.5 inches)44%extreme
July Weather28°C (82°F)9 mm (0.4 inches)44%extreme
August Weather27°C (82°F)16 mm (0.6 inches)42%very high
September Weather22°C (72°F)24 mm (1.0 inches)53%very high
October Weather16°C (62°F)41 mm (1.6 inches)70%high
November Weather10°C (50°F)55 mm (2.2 inches)83%moderate
December Weather7°C (45°F)36 mm (1.4 inches)86%moderate

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