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May Weather in Peso da Regua, Portugal

Last updated: August 27, 2025

In May, the average temperature in Peso da Regua, Portugal hovers around 15°C (60°F). However, temperatures can swing from a cool 2°C (36°F) to a warm 30°C (87°F). Expect about 54 mm (2.1 in) of precipitation over approximately 9 days, with the humidity averaging a comfortable 78%.

May Temperature in Peso da Regua

In May in Peso da Regua, the average temperature is 15°C (60°F). Maximums can reach 30°C (87°F), while minimums can be as low as 2°C (36°F). Make sure to pack layers to stay comfortable during your travels.

May Weather in Peso da Regua: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Peso da Regua, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Peso da Regua, May typically has an average temperature of 15°C (60°F), with highs reaching up to 30°C (87°F) and lows dropping to around 2°C (36°F).
JanFebMarAprMayJunJulAugSepOctNovDec424749536064696965584946
Data source: Temperature data for Peso da Regua 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 Peso da Regua

In Peso da Regua in May, the precipitation amount is 54 mm (2.1 in) over a span of 9 days.

May Precipitation Trends in Peso da Regua

The chart displays monthly precipitation patterns in Peso da Regua, 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 Peso da Regua, May typically receives around 54 mm (2.1 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec60107117115554622163781108140
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Peso da Regua

In Peso da Regua in May, humidity is 78%. With an average temperature of 15°C (60°F), this humidity feels like a warm, damp embrace that can make outdoor activities a bit uncomfortable, highlighting the importance of staying hydrated and taking breaks in the shade while exploring.

May Average Humidity in Peso da Regua

This chart illustrates the average monthly humidity levels in Peso da Regua, 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 Peso da Regua is approximately 78%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec87%81%78%79%78%71%63%64%71%79%86%87%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Peso da Regua

In Peso da Regua 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 Peso da Regua.

Maximum UV Index Levels in Peso da Regua for May

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

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

This table compares monthly weather conditions in Peso da Regua, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather6°C (43°F)60 mm (2.4 inches)87%moderate
February Weather8°C (47°F)107 mm (4.2 inches)81%moderate
March Weather10°C (49°F)117 mm (4.6 inches)78%high
April Weather12°C (53°F)115 mm (4.5 inches)79%very high
May Weather15°C (60°F)54 mm (2.1 inches)78%very high
June Weather18°C (64°F)46 mm (1.8 inches)71%extreme
July Weather20°C (69°F)22 mm (0.9 inches)63%very high
August Weather20°C (69°F)16 mm (0.6 inches)64%very high
September Weather18°C (65°F)37 mm (1.5 inches)71%very high
October Weather14°C (58°F)81 mm (3.2 inches)79%high
November Weather9°C (49°F)108 mm (4.3 inches)86%moderate
December Weather8°C (46°F)140 mm (5.5 inches)87%low

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