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May Weather in San Juan de Alicante, Spain

Last updated: August 27, 2025

In San Juan de Alicante, Spain, the average temperature in May is a pleasant 19°C (66°F). Temperatures can fluctuate, with a minimum of 6°C (44°F) and a maximum reaching 32°C (91°F). Expect about 35 mm (1.4 in) of precipitation over 5 days, accompanied by an average humidity level of 53%.

May Temperature in San Juan de Alicante

In May in San Juan de Alicante, the average temperature is 19°C (66°F). Maximums can reach 32°C (91°F), while minimums can drop to as low as 6°C (44°F). This diverse range of temperatures makes it essential to pack layers for your travels.

May Weather in San Juan de Alicante: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in San Juan de Alicante, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In San Juan de Alicante, May typically has an average temperature of 19°C (66°F), with highs reaching up to 32°C (91°F) and lows dropping to around 6°C (44°F).
JanFebMarAprMayJunJulAugSepOctNovDec495255586673797973645652
Data source: Temperature data for San Juan de Alicante 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 San Juan de Alicante

In San Juan de Alicante in May, the precipitation amount is 35 mm (1.4 in) over a span of 5 days.

May Precipitation Trends in San Juan de Alicante

The chart displays monthly precipitation patterns in San Juan de Alicante, 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 San Juan de Alicante, May typically receives around 35 mm (1.4 inches) of precipitation spread over approximately 5 days.
JanFebMarAprMayJunJulAugSepOctNovDec52195677353953081595123
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in San Juan de Alicante

In San Juan de Alicante in May, humidity is 53%. With an average temperature of 19°C (66°F), this humidity feels like a refreshing breeze that enhances the pleasant warmth, making it ideal for exploring the sights and enjoying outdoor activities without feeling overly sticky or uncomfortable.

May Average Humidity in San Juan de Alicante

This chart illustrates the average monthly humidity levels in San Juan de Alicante, 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 San Juan de Alicante is approximately 53%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec78%75%64%58%53%49%51%51%58%71%76%80%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in San Juan de Alicante

In San Juan de Alicante 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 San Juan de Alicante.

Maximum UV Index Levels in San Juan de Alicante for May

The chart shows the monthly maximum UV Index (UVI) for San Juan de Alicante 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 San Juan de Alicante typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec356810111198643
Data source: San Juan de Alicante 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 San Juan de Alicante Compares to Other Months

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

This table compares monthly weather conditions in San Juan de Alicante, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather9°C (49°F)52 mm (2.1 inches)78%moderate
February Weather11°C (53°F)19 mm (0.7 inches)75%moderate
March Weather13°C (55°F)55 mm (2.2 inches)64%high
April Weather14°C (58°F)76 mm (3.0 inches)58%very high
May Weather19°C (66°F)35 mm (1.4 inches)53%very high
June Weather23°C (73°F)39 mm (1.5 inches)49%extreme
July Weather26°C (79°F)5 mm (0.2 inches)51%extreme
August Weather26°C (79°F)30 mm (1.2 inches)51%very high
September Weather23°C (73°F)81 mm (3.2 inches)58%very high
October Weather18°C (65°F)59 mm (2.3 inches)71%high
November Weather13°C (56°F)51 mm (2.0 inches)76%moderate
December Weather11°C (52°F)23 mm (0.9 inches)80%moderate

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