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May Weather in Montalegre, Portugal

Last updated: August 27, 2025

In Montalegre, Portugal, the average temperature in May hovers around 14°C (58°F), with a minimum of 1°C (34°F) and a maximum of 29°C (84°F). Expect about 75 mm (3.0 in) of precipitation spread over 12 days, contributing to an average humidity level of 78%.

May Temperature in Montalegre

In May in Montalegre, the average temperature is 14°C (58°F), with maximums reaching 29°C (84°F) and minimums dropping as low as 1°C (34°F). This diverse climate makes Montalegre an ideal destination for travelers seeking both warm and cooler experiences.

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

The chart illustrates May temperature patterns in Montalegre, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Montalegre, May typically has an average temperature of 14°C (58°F), with highs reaching up to 29°C (84°F) and lows dropping to around 1°C (34°F).
JanFebMarAprMayJunJulAugSepOctNovDec414547515761666662564744
Data source: Temperature data for Montalegre 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 Montalegre

In Montalegre in May, the precipitation amount is 75 mm (3.0 in) over the course of 12 days.

May Precipitation Trends in Montalegre

The chart displays monthly precipitation patterns in Montalegre, 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 Montalegre, May typically receives around 75 mm (3.0 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec761271351197554272342104130170
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Montalegre

In Montalegre in May, humidity is 78%. With an average temperature of 14°C (58°F), this humidity feels like a damp embrace, making traveling a bit uncomfortable as the air clings to your skin, causing you to sweat more than usual while exploring.

May Average Humidity in Montalegre

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

In Montalegre 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 Montalegre.

Maximum UV Index Levels in Montalegre for May

The chart shows the monthly maximum UV Index (UVI) for Montalegre 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 Montalegre typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec246910111098642
Data source: Montalegre 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 Montalegre Compares to Other Months

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

This table compares monthly weather conditions in Montalegre, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather5°C (42°F)75 mm (3.0 inches)87%low
February Weather7°C (45°F)127 mm (5.0 inches)81%moderate
March Weather8°C (47°F)135 mm (5.3 inches)78%high
April Weather10°C (51°F)119 mm (4.7 inches)79%very high
May Weather14°C (58°F)75 mm (3.0 inches)78%very high
June Weather16°C (62°F)54 mm (2.1 inches)71%extreme
July Weather19°C (67°F)27 mm (1.0 inches)63%very high
August Weather19°C (67°F)23 mm (0.9 inches)64%very high
September Weather17°C (63°F)42 mm (1.7 inches)71%very high
October Weather13°C (56°F)104 mm (4.1 inches)79%high
November Weather8°C (47°F)130 mm (5.1 inches)86%moderate
December Weather7°C (44°F)170 mm (6.7 inches)87%low

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