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May Weather in Gernika-Lumo, Spain

Last updated: August 27, 2025

In Gernika-Lumo, Spain, the average temperature in May hovers around 14°C (58°F), with a minimum dipping to 5°C (40°F) and a maximum peaking at 26°C (80°F). Expect 92 mm (3.6 in) of precipitation spread across 16 days, contributing to a relatively high average humidity of 81%. Be prepared for a mix of mild temperatures and occasional rain as you navigate through this captivating month!

May Temperature in Gernika-Lumo

In May in Gernika-Lumo, the average temperature is 14°C (58°F). Maximums can reach 26°C (80°F) and minimums can be as low as 5°C (40°F). Pack layers for your trip, as the weather can vary significantly throughout the day.

May Weather in Gernika-Lumo: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Gernika-Lumo, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Gernika-Lumo, May typically has an average temperature of 14°C (58°F), with highs reaching up to 26°C (80°F) and lows dropping to around 5°C (40°F).
JanFebMarAprMayJunJulAugSepOctNovDec465051545863666765595250
Data source: Temperature data for Gernika-Lumo 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.

May Precipitation in Gernika-Lumo

In Gernika-Lumo in May, the total precipitation amount reaches 92 mm (3.6 in) spread over 16 days.

May Precipitation Trends in Gernika-Lumo

The chart displays monthly precipitation patterns in Gernika-Lumo, with values for each month alongside May’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how May’s conditions compare to those of other months. In Gernika-Lumo, May typically receives around 92 mm (3.6 inches) of precipitation spread over approximately 16 days.
JanFebMarAprMayJunJulAugSepOctNovDec1281121039592105736784115168172
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Gernika-Lumo

In Gernika-Lumo in May, humidity is 81%. With an average temperature of 14°C (58°F), this humidity feels like a warm blanket wrapping around you, making outdoor adventures sticky and challenging, while also providing a lush, vibrant atmosphere perfect for exploring.

May Average Humidity in Gernika-Lumo

This chart illustrates the average monthly humidity levels in Gernika-Lumo, with May’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In May, average humidity in Gernika-Lumo is approximately 81%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec85%83%82%81%81%83%87%82%77%80%83%85%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Gernika-Lumo

In Gernika-Lumo in May, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in Gernika-Lumo.

Maximum UV Index Levels in Gernika-Lumo for May

The chart shows the monthly maximum UV Index (UVI) for Gernika-Lumo in May, 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 May, the maximum UV index in Gernika-Lumo typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec24679101097532
Data source: Gernika-Lumo May 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 May Weather in Gernika-Lumo Compares to Other Months

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

This table compares monthly weather conditions in Gernika-Lumo, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather8°C (46°F)127 mm (5.0 inches)85%low
February Weather10°C (50°F)112 mm (4.4 inches)83%moderate
March Weather10°C (51°F)102 mm (4.0 inches)82%high
April Weather12°C (54°F)95 mm (3.7 inches)81%high
May Weather14°C (58°F)92 mm (3.6 inches)81%very high
June Weather17°C (63°F)105 mm (4.1 inches)83%very high
July Weather19°C (67°F)73 mm (2.9 inches)87%very high
August Weather20°C (68°F)67 mm (2.6 inches)82%very high
September Weather18°C (65°F)84 mm (3.3 inches)77%high
October Weather15°C (59°F)115 mm (4.5 inches)80%moderate
November Weather11°C (53°F)168 mm (6.6 inches)83%moderate
December Weather10°C (50°F)172 mm (6.8 inches)85%low

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