May Weather in Ribeira de Pena, Portugal

Last updated: August 27, 2025

In May, the average temperature in Ribeira de Pena, Portugal hovers around 15°C (59°F). Expect a minimum of 1°C (34°F) and a pleasant maximum of 30°C (86°F). During this month, the region experiences approximately 66 mm (2.6 in) of precipitation spread over 10 days, contributing to an average humidity level of 78%. Enjoy the mix of temperate weather and occasional rainfall!

May Temperature in Ribeira de Pena

In May in Ribeira de Pena, the average temperature is 15°C (59°F). The maximum can reach 30°C (86°F) and the minimum can be as low as 1°C (34°F). Make sure to pack layers to enjoy a comfortable and versatile trip!

May Weather in Ribeira de Pena: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Ribeira de Pena, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Ribeira de Pena, May typically has an average temperature of 15°C (59°F), with highs reaching up to 30°C (86°F) and lows dropping to around 1°C (34°F).

Data source: Temperature data for Ribeira de Pena generated using information from the Copernicus Climate Change Service.

May Precipitation in Ribeira de Pena

In Ribeira de Pena in May, the precipitation amount is 66 mm (2.6 in) over the course of 10 days.

May Precipitation Trends in Ribeira de Pena

The chart displays monthly precipitation patterns in Ribeira de Pena, 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 Ribeira de Pena, May typically receives around 66 mm (2.6 inches) of precipitation spread over approximately 10 days.

Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

May Humidity in Ribeira de Pena

In Ribeira de Pena in May, humidity is 78%. With an average temperature of 15°C (59°F), this humidity feels like a warm, enveloping blanket that clings to your skin, making outdoor activities a bit more tiring and requiring frequent breaks for hydration as you explore the area.

May Average Humidity in Ribeira de Pena

This chart illustrates the average monthly humidity levels in Ribeira de Pena, 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 Ribeira de Pena is approximately 78%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Ribeira de Pena

In Ribeira de Pena 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 Ribeira de Pena.

Maximum UV Index Levels in Ribeira de Pena for May

The chart shows the monthly maximum UV Index (UVI) for Ribeira de Pena 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 Ribeira de Pena typically reaches 10, which falls under the very high exposure category.

Data source: Ribeira de Pena 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 Ribeira de Pena Compares to Other Months

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

This table compares monthly weather conditions in Ribeira de Pena, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	5°C (42°F)	80 mm (3.2 inches)	87%	low
February Weather	8°C (46°F)	132 mm (5.2 inches)	81%	moderate
March Weather	9°C (48°F)	136 mm (5.3 inches)	78%	high
April Weather	11°C (52°F)	120 mm (4.7 inches)	79%	very high
May Weather	15°C (59°F)	66 mm (2.6 inches)	78%	very high
June Weather	17°C (63°F)	51 mm (2.0 inches)	71%	extreme
July Weather	20°C (68°F)	24 mm (1.0 inches)	63%	very high
August Weather	20°C (68°F)	20 mm (0.8 inches)	64%	very high
September Weather	18°C (64°F)	39 mm (1.5 inches)	71%	very high
October Weather	14°C (57°F)	102 mm (4.0 inches)	79%	high
November Weather	9°C (48°F)	134 mm (5.3 inches)	86%	moderate
December Weather	7°C (45°F)	178 mm (7.0 inches)	87%	low