May Weather in Serpa, Portugal

Last updated: August 27, 2025

In May, the average temperature in Serpa, Portugal is a pleasant 20°C (68°F). Expect a range where the temperature can drop to a cool 5°C (42°F) at its lowest and soar up to a warm 35°C (96°F) at its highest. During this month, anticipate approximately 28 mm (1.1 in) of precipitation spread over about 5 days. Moreover, the average humidity sits at a comfortable 69%, making for a balanced and enjoyable climate.

May Temperature in Serpa

In May in Serpa, the average temperature is 20°C (68°F). The maximum can reach 35°C (96°F), and the minimum can be as low as 5°C (42°F). This means visitors should be prepared for a range of temperatures during their travels, making it essential to pack accordingly.

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

The chart illustrates May temperature patterns in Serpa, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Serpa, May typically has an average temperature of 20°C (68°F), with highs reaching up to 35°C (96°F) and lows dropping to around 5°C (42°F).

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

May Precipitation in Serpa

In Serpa in May, the precipitation amount is 28 mm (1.1 in) over a period of 5 days.

May Precipitation Trends in Serpa

The chart displays monthly precipitation patterns in Serpa, 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 Serpa, May typically receives around 28 mm (1.1 inches) of precipitation spread over approximately 5 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 Serpa

In Serpa in May, humidity is 69%. With an average temperature of 20°C (68°F), this humidity feels like walking through a warm, enveloping mist, making outdoor activities enjoyable yet a bit sticky, so it's best to stay hydrated and take breaks in the shade.

May Average Humidity in Serpa

This chart illustrates the average monthly humidity levels in Serpa, 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 Serpa is approximately 69%, 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 Serpa

In Serpa 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 Serpa.

Maximum UV Index Levels in Serpa for May

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

Data source: Serpa 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 Serpa Compares to Other Months

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

This table compares monthly weather conditions in Serpa, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	9°C (49°F)	27 mm (1.1 inches)	80%	moderate
February Weather	12°C (54°F)	40 mm (1.6 inches)	73%	moderate
March Weather	13°C (56°F)	81 mm (3.2 inches)	71%	high
April Weather	15°C (60°F)	63 mm (2.5 inches)	69%	very high
May Weather	20°C (68°F)	28 mm (1.1 inches)	69%	very high
June Weather	22°C (72°F)	9 mm (0.3 inches)	67%	extreme
July Weather	25°C (77°F)	2 mm (0.1 inches)	69%	extreme
August Weather	26°C (79°F)	2 mm (0.1 inches)	68%	very high
September Weather	24°C (75°F)	28 mm (1.1 inches)	71%	very high
October Weather	19°C (67°F)	46 mm (1.8 inches)	75%	high
November Weather	14°C (57°F)	57 mm (2.3 inches)	78%	moderate
December Weather	11°C (53°F)	51 mm (2.0 inches)	81%	moderate