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May Weather in Guarda, Portugal

Last updated: August 27, 2025

In May, the average temperature in Guarda, Portugal hovers around 16°C (61°F). Expect fluctuations, with minimum temperatures dipping to 1°C (34°F) and maximums soaring to 31°C (88°F). Rainfall is moderate, averaging 40 mm (1.6 in) over about 7 days, while humidity maintains a cozy 76%. Prepare accordingly for a mix of weather!

May Temperature in Guarda

In May in Guarda, the average temperature is 16°C (61°F). The maximum can reach 31°C (88°F), and the minimum can be as low as 1°C (34°F). Be prepared for a wide range of temperatures to make the most of your travel experience.

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

The chart illustrates May temperature patterns in Guarda, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Guarda, May typically has an average temperature of 16°C (61°F), with highs reaching up to 31°C (88°F) and lows dropping to around 1°C (34°F).
JanFebMarAprMayJunJulAugSepOctNovDec414648536166727266584845
Data source: Temperature data for Guarda 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 Guarda

In Guarda in May, the precipitation amount is 40 mm (1.6 in) over a span of 7 days.

May Precipitation Trends in Guarda

The chart displays monthly precipitation patterns in Guarda, 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 Guarda, May typically receives around 40 mm (1.6 inches) of precipitation spread over approximately 7 days.
JanFebMarAprMayJunJulAugSepOctNovDec386787884028121040669285
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Guarda

In Guarda in May humidity is 76%. With an average temperature of 16°C (61°F), this humidity feels like a warm embrace that makes traveling feel slightly heavy yet refreshing, often prompting you to seek shade or indulge in ice-cold drinks to stay comfortable.

May Average Humidity in Guarda

This chart illustrates the average monthly humidity levels in Guarda, 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 Guarda is approximately 76%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec91%85%79%77%76%64%54%52%63%78%90%91%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Guarda

In Guarda 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 Guarda.

Maximum UV Index Levels in Guarda for May

The chart shows the monthly maximum UV Index (UVI) for Guarda 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 Guarda typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec346910111098642
Data source: Guarda 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 Guarda Compares to Other Months

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

This table compares monthly weather conditions in Guarda, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather5°C (42°F)38 mm (1.5 inches)91%moderate
February Weather8°C (47°F)67 mm (2.7 inches)85%moderate
March Weather9°C (49°F)87 mm (3.4 inches)79%high
April Weather12°C (53°F)88 mm (3.5 inches)77%very high
May Weather16°C (61°F)40 mm (1.6 inches)76%very high
June Weather19°C (66°F)28 mm (1.1 inches)64%extreme
July Weather22°C (72°F)11 mm (0.5 inches)54%very high
August Weather22°C (72°F)10 mm (0.4 inches)52%very high
September Weather19°C (67°F)40 mm (1.6 inches)63%very high
October Weather15°C (59°F)66 mm (2.6 inches)78%high
November Weather9°C (49°F)92 mm (3.6 inches)90%moderate
December Weather7°C (45°F)85 mm (3.3 inches)91%low

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