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December Weather in Erroibar, Spain

Last updated: August 27, 2025

In Erroibar, Spain, the average temperature in December is a crisp 6°C (43°F). However, temperatures can vary significantly, with a minimum of -6°C (21°F) and a maximum reaching 17°C (62°F). This month also sees considerable precipitation, totaling 163 mm (6.4 in) over approximately 14 days. Moreover, brace yourself for high humidity levels averaging at 87%, making it a perfectly soggy season!

December Temperature in Erroibar

In December in Erroibar, the average temperature is 6°C (43°F). Maximum temperatures can reach 17°C (62°F), while minimums can drop as low as -6°C (21°F). It's advisable to pack layers to stay comfortable while enjoying your travels.

December Weather in Erroibar: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Erroibar, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Erroibar, December typically has an average temperature of 6°C (43°F), with highs reaching up to 17°C (62°F) and lows dropping to around -6°C (21°F).
JanFebMarAprMayJunJulAugSepOctNovDec394546515663666662554643
Data source: Temperature data for Erroibar 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.

December Precipitation in Erroibar

In Erroibar in December, the total precipitation amount is 163 mm (6.4 in) over the course of 14 days.

December Precipitation Trends in Erroibar

The chart displays monthly precipitation patterns in Erroibar, with values for each month alongside December’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how December’s conditions compare to those of other months. In Erroibar, December typically receives around 163 mm (6.4 inches) of precipitation spread over approximately 14 days.
JanFebMarAprMayJunJulAugSepOctNovDec11195112113112115758876101134163
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Erroibar

In Erroibar in December, humidity is 87%. With an average temperature of 6°C (43°F), this humidity feels like a damp chill that clings to your skin, making outdoor activities uncomfortable and necessitating warm, breathable layers for traveling.

December Average Humidity in Erroibar

This chart illustrates the average monthly humidity levels in Erroibar, with December’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In December, average humidity in Erroibar is approximately 87%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec86%85%83%81%80%81%80%76%75%81%85%87%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Erroibar

In Erroibar in December, 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 Erroibar, you can visit Hourly UV Index in Erroibar.

Maximum UV Index Levels in Erroibar for December

The chart shows the monthly maximum UV Index (UVI) for Erroibar in December, 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 December, the maximum UV index in Erroibar typically reaches 2, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec24679101097532
Data source: Erroibar December 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 December Weather in Erroibar Compares to Other Months

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

This table compares monthly weather conditions in Erroibar, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather4°C (40°F)111 mm (4.4 inches)86%low
February Weather7°C (45°F)95 mm (3.7 inches)85%moderate
March Weather8°C (47°F)112 mm (4.4 inches)82%high
April Weather10°C (51°F)113 mm (4.5 inches)81%high
May Weather14°C (57°F)112 mm (4.4 inches)80%very high
June Weather17°C (63°F)115 mm (4.5 inches)81%very high
July Weather19°C (66°F)75 mm (2.9 inches)80%very high
August Weather19°C (66°F)88 mm (3.5 inches)76%very high
September Weather17°C (62°F)76 mm (3.0 inches)75%high
October Weather13°C (55°F)101 mm (4.0 inches)81%moderate
November Weather8°C (46°F)134 mm (5.3 inches)85%moderate
December Weather6°C (43°F)163 mm (6.4 inches)87%low

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