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May Weather in Salir do Porto, Portugal

Last updated: August 27, 2025

In May, the average temperature in Salir do Porto, Portugal hovers around 17°C (63°F), with a comfortable range fluctuating between a cool 11°C (51°F) and a warm 30°C (87°F). Expect some rain, as precipitation totals approximately 39 mm (1.5 in) over 6 days, bringing an average humidity of 70% for a pleasantly balmy atmosphere.

May Temperature in Salir do Porto

In May in Salir do Porto, the average temperature is 17°C (63°F). Maximums can reach 30°C (87°F) and minimums can be as low as 11°C (51°F). This makes Salir do Porto a comfortable destination for travelers looking to enjoy mild weather.

May Weather in Salir do Porto: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Salir do Porto, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Salir do Porto, May typically has an average temperature of 17°C (63°F), with highs reaching up to 30°C (87°F) and lows dropping to around 11°C (51°F).
JanFebMarAprMayJunJulAugSepOctNovDec545556586264676767645956
Data source: Temperature data for Salir do Porto 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 Salir do Porto

In Salir do Porto in May, the precipitation amount is 39 mm (1.5 in), occurring over the course of 6 days.

May Precipitation Trends in Salir do Porto

The chart displays monthly precipitation patterns in Salir do Porto, 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 Salir do Porto, May typically receives around 39 mm (1.5 inches) of precipitation spread over approximately 6 days.
JanFebMarAprMayJunJulAugSepOctNovDec50557480392412724699173
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Salir do Porto

In Salir do Porto in May humidity is 70%. With an average temperature of 17°C (63°F), this humidity feels like a warm embrace, making travel both refreshing and slightly sticky, as you navigate the air thick with moisture.

May Average Humidity in Salir do Porto

This chart illustrates the average monthly humidity levels in Salir do Porto, 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 Salir do Porto is approximately 70%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec85%75%72%70%70%63%60%60%68%74%83%85%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Salir do Porto

In Salir do Porto 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 Salir do Porto.

Maximum UV Index Levels in Salir do Porto for May

The chart shows the monthly maximum UV Index (UVI) for Salir do Porto 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 Salir do Porto typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec35699111098643
Data source: Salir do Porto 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 Salir do Porto Compares to Other Months

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

This table compares monthly weather conditions in Salir do Porto, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather12°C (54°F)50 mm (2.0 inches)85%moderate
February Weather13°C (56°F)55 mm (2.1 inches)75%moderate
March Weather13°C (57°F)73 mm (2.9 inches)72%high
April Weather15°C (59°F)80 mm (3.1 inches)70%very high
May Weather17°C (63°F)39 mm (1.5 inches)70%very high
June Weather18°C (65°F)24 mm (1.0 inches)63%extreme
July Weather19°C (67°F)12 mm (0.5 inches)60%very high
August Weather20°C (68°F)7 mm (0.3 inches)60%very high
September Weather19°C (67°F)24 mm (1.0 inches)67%very high
October Weather18°C (64°F)69 mm (2.7 inches)74%high
November Weather15°C (59°F)91 mm (3.6 inches)83%moderate
December Weather13°C (56°F)73 mm (2.9 inches)85%moderate

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