May Weather in Sao Pedro de Alva, Portugal

Last updated: August 27, 2025

In May, the average temperature in Sao Pedro de Alva, Portugal is a pleasant 17°C (63°F). You can expect temperatures to range from a cool 4°C (39°F) to a warm 32°C (91°F). Be prepared for 63 mm (2.5 in) of rainfall spread over 8 days, contributing to an average humidity of 78%.

May Temperature in Sao Pedro de Alva

In May in Sao Pedro de Alva, the average temperature is 17°C (63°F), with maximums reaching 32°C (91°F) and minimums dropping to as low as 4°C (39°F). It's a great time to pack a variety of clothing to enjoy both warm and cooler moments while exploring the area.

May Weather in Sao Pedro de Alva: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Sao Pedro de Alva, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Sao Pedro de Alva, May typically has an average temperature of 17°C (63°F), with highs reaching up to 32°C (91°F) and lows dropping to around 4°C (39°F).

Data source: Temperature data for Sao Pedro de Alva generated using information from the Copernicus Climate Change Service.

May Precipitation in Sao Pedro de Alva

In Sao Pedro de Alva in May, the precipitation amount is 63 mm (2.5 in) spread over 8 days.

May Precipitation Trends in Sao Pedro de Alva

The chart displays monthly precipitation patterns in Sao Pedro de Alva, 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 Sao Pedro de Alva, May typically receives around 63 mm (2.5 inches) of precipitation spread over approximately 8 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 Sao Pedro de Alva

In Sao Pedro de Alva in May, humidity is 78%. With an average temperature of 17°C (63°F), this humidity feels like a warm, enveloping blanket, making traveling slightly uncomfortable as you navigate the sticky air, prompting the need for frequent breaks in cooler, shaded areas.

May Average Humidity in Sao Pedro de Alva

This chart illustrates the average monthly humidity levels in Sao Pedro de Alva, 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 Sao Pedro de Alva 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 Sao Pedro de Alva

In Sao Pedro de Alva in May, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in Sao Pedro de Alva.

Maximum UV Index Levels in Sao Pedro de Alva for May

The chart shows the monthly maximum UV Index (UVI) for Sao Pedro de Alva 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 Sao Pedro de Alva typically reaches 9, which falls under the very high exposure category.

Data source: Sao Pedro de Alva 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 Sao Pedro de Alva Compares to Other Months

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

This table compares monthly weather conditions in Sao Pedro de Alva, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	8°C (47°F)	68 mm (2.7 inches)	87%	moderate
February Weather	10°C (51°F)	100 mm (3.9 inches)	81%	moderate
March Weather	12°C (53°F)	138 mm (5.4 inches)	78%	high
April Weather	14°C (57°F)	138 mm (5.4 inches)	79%	very high
May Weather	17°C (63°F)	63 mm (2.5 inches)	78%	very high
June Weather	18°C (66°F)	35 mm (1.4 inches)	71%	extreme
July Weather	21°C (70°F)	10 mm (0.4 inches)	63%	very high
August Weather	21°C (71°F)	10 mm (0.4 inches)	64%	very high
September Weather	20°C (68°F)	40 mm (1.6 inches)	71%	very high
October Weather	16°C (62°F)	97 mm (3.8 inches)	79%	high
November Weather	12°C (53°F)	141 mm (5.6 inches)	86%	moderate
December Weather	10°C (50°F)	127 mm (5.0 inches)	87%	low