May Weather in Maia, Portugal

Last updated: August 27, 2025

In May, the average temperature in Maia, Portugal is a comfortable 17°C (62°F), with a minimum dipping to 11°C (51°F) and a maximum reaching 21°C (71°F). Expect some rainfall, as precipitation averages 68 mm (2.7 in) over 11 days, and the air carries a noticeable 81% humidity.

May Temperature in Maia

In May in Maia, the average temperature is 17°C (62°F), with maximums reaching up to 21°C (71°F) and minimums dropping as low as 11°C (51°F). This mild weather makes it a pleasant time for travelers to explore the outdoors and enjoy various activities.

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

The chart illustrates May temperature patterns in Maia, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Maia, May typically has an average temperature of 17°C (62°F), with highs reaching up to 21°C (71°F) and lows dropping to around 11°C (51°F).

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

May Precipitation in Maia

In Maia in May, the total precipitation amount is 68 mm (2.7 in) spread over a duration of 11 days.

May Precipitation Trends in Maia

The chart displays monthly precipitation patterns in Maia, 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 Maia, May typically receives around 68 mm (2.7 inches) of precipitation spread over approximately 11 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 Maia

In Maia in May, humidity is 81%. With an average temperature of 17°C (62°F), this humidity feels like a warm blanket enveloping you, making outdoor adventures feel sticky and requiring frequent breaks to stay comfortable while exploring.

May Average Humidity in Maia

This chart illustrates the average monthly humidity levels in Maia, 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 Maia is approximately 81%, 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 Maia

In Maia 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 Maia.

Maximum UV Index Levels in Maia for May

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

Data source: Maia 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 Maia Compares to Other Months

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

This table compares monthly weather conditions in Maia, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	15°C (59°F)	73 mm (2.9 inches)	82%	moderate
February Weather	14°C (58°F)	98 mm (3.9 inches)	80%	moderate
March Weather	14°C (58°F)	65 mm (2.5 inches)	82%	high
April Weather	15°C (59°F)	87 mm (3.4 inches)	83%	very high
May Weather	17°C (62°F)	68 mm (2.7 inches)	81%	very high
June Weather	19°C (66°F)	44 mm (1.7 inches)	82%	extreme
July Weather	21°C (70°F)	23 mm (0.9 inches)	83%	very high
August Weather	22°C (72°F)	49 mm (1.9 inches)	81%	very high
September Weather	22°C (71°F)	67 mm (2.6 inches)	81%	very high
October Weather	20°C (68°F)	109 mm (4.3 inches)	79%	high
November Weather	17°C (64°F)	96 mm (3.8 inches)	79%	moderate
December Weather	16°C (61°F)	129 mm (5.1 inches)	84%	moderate