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May Weather in Bielsa, Spain

Last updated: August 27, 2025

In May, the average temperature in Bielsa, Spain hovers around 9°C (48°F). Expect a chilly minimum of -7°C (20°F) and the occasional warm spell reaching up to 25°C (77°F). Be prepared for some rain, as total precipitation averages 152 mm (6.0 in) over 19 days, accompanied by an average humidity of 75%.

May Temperature in Bielsa

In May in Bielsa, the average temperature is 9°C (48°F). Maximums can reach 25°C (77°F), while minimums can drop as low as -7°C (20°F). Travelers should be prepared for a wide range of temperatures, making layering essential for comfort during their visit.

May Weather in Bielsa: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Bielsa, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Bielsa, May typically has an average temperature of 9°C (48°F), with highs reaching up to 25°C (77°F) and lows dropping to around -7°C (20°F).
JanFebMarAprMayJunJulAugSepOctNovDec283334394855606053453531
Data source: Temperature data for Bielsa 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 Bielsa

In Bielsa in May, the precipitation amount is 152 mm (6.0 in) over a span of 19 days.

May Precipitation Trends in Bielsa

The chart displays monthly precipitation patterns in Bielsa, 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 Bielsa, May typically receives around 152 mm (6.0 inches) of precipitation spread over approximately 19 days.
JanFebMarAprMayJunJulAugSepOctNovDec9482119139152172119125115102110152
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Bielsa

In Bielsa in May humidity is 75%. With an average temperature of 9°C (48°F), this humidity feels like a damp chill, making it essential to dress in layers for comfort while traveling.

May Average Humidity in Bielsa

This chart illustrates the average monthly humidity levels in Bielsa, 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 Bielsa is approximately 75%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec87%83%80%77%75%74%72%70%73%82%87%88%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Bielsa

In Bielsa in May, the maximum UV index reaches 10, which corresponds to a very high Exposure Category. With a time to burn of just 15 minutes, it's crucial to take precautions. For more detailed information, you can check the Hourly UV Index in Bielsa.

Maximum UV Index Levels in Bielsa for May

The chart shows the monthly maximum UV Index (UVI) for Bielsa 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 Bielsa typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3568101111108642
Data source: Bielsa 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 Bielsa Compares to Other Months

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

This table compares monthly weather conditions in Bielsa, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-2°C (29°F)94 mm (3.7 inches)87%moderate
February Weather0°C (33°F)82 mm (3.2 inches)83%moderate
March Weather1°C (35°F)119 mm (4.7 inches)80%high
April Weather4°C (40°F)139 mm (5.5 inches)77%very high
May Weather9°C (48°F)152 mm (6.0 inches)75%very high
June Weather13°C (55°F)172 mm (6.8 inches)74%extreme
July Weather15°C (60°F)119 mm (4.7 inches)72%extreme
August Weather15°C (60°F)125 mm (4.9 inches)70%very high
September Weather11°C (53°F)115 mm (4.5 inches)73%very high
October Weather7°C (46°F)102 mm (4.0 inches)82%high
November Weather1°C (35°F)110 mm (4.3 inches)87%moderate
December Weather-1°C (31°F)152 mm (6.0 inches)88%low

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