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May Weather in Manteigas, Portugal

Last updated: August 27, 2025

In May, the average temperature in Manteigas, Portugal hovers around 16°C (60°F). Expect minimums of 2°C (35°F) and maximums reaching up to 30°C (87°F). During this month, the area experiences about 47 mm (1.8 in) of precipitation over roughly 9 days, while the average humidity remains high at 78%.

May Temperature in Manteigas

In May in Manteigas, the average temperature is 16°C (60°F). Maximums can reach 30°C (87°F), and minimums can be as low as 2°C (35°F). Be prepared for a range of temperatures when traveling, as you might need both light clothing for warmer days and warmer layers for cooler evenings.

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

The chart illustrates May temperature patterns in Manteigas, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Manteigas, May typically has an average temperature of 16°C (60°F), with highs reaching up to 30°C (87°F) and lows dropping to around 2°C (35°F).
JanFebMarAprMayJunJulAugSepOctNovDec424649536065717166594845
Data source: Temperature data for Manteigas 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 Manteigas

In Manteigas in May, the total precipitation amount is 47 mm (1.8 in), which falls over the course of 9 days.

May Precipitation Trends in Manteigas

The chart displays monthly precipitation patterns in Manteigas, 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 Manteigas, May typically receives around 47 mm (1.8 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec5084106105473713144377110106
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Manteigas

In Manteigas in May humidity is 78%. With an average temperature of 16°C (60°F), this humidity feels like a damp embrace, making travel a bit uncomfortable as the air clings to your skin and leaves you feeling sticky.

May Average Humidity in Manteigas

This chart illustrates the average monthly humidity levels in Manteigas, 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 Manteigas 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 Manteigas

In Manteigas 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 Manteigas.

Maximum UV Index Levels in Manteigas for May

The chart shows the monthly maximum UV Index (UVI) for Manteigas 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 Manteigas typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec346910111098643
Data source: Manteigas 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 Manteigas Compares to Other Months

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

This table compares monthly weather conditions in Manteigas, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather5°C (42°F)50 mm (2.0 inches)87%moderate
February Weather8°C (47°F)84 mm (3.3 inches)81%moderate
March Weather9°C (49°F)106 mm (4.2 inches)78%high
April Weather12°C (53°F)105 mm (4.1 inches)79%very high
May Weather16°C (60°F)47 mm (1.8 inches)78%very high
June Weather18°C (65°F)37 mm (1.4 inches)71%extreme
July Weather21°C (71°F)13 mm (0.5 inches)63%very high
August Weather22°C (71°F)14 mm (0.6 inches)64%very high
September Weather19°C (66°F)43 mm (1.7 inches)71%very high
October Weather15°C (59°F)77 mm (3.0 inches)79%high
November Weather9°C (49°F)110 mm (4.3 inches)86%moderate
December Weather7°C (45°F)106 mm (4.2 inches)87%moderate

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