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Porto, Portugal — weather in May, water temperature

Weather in resort cities around the world, data for the past 5 years. Information includes daytime and nighttime temperatures, water temperature, rainfall, and day length. Convenient graphics and weather comparison in different resorts around the world.
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Porto — weather by month, water temperature

Porto — weather in May, water temperature

  • Porto on the map Portugal
  • 20.6°C Daytime temperatures
  • 13.9°C Night temperatures
  • 15.4°C Water temperature
  • 19 Sunny days
  • 14-14.9 Sun (hours)
  • 5 Rainy days
  • 61.1 mm Precipitation
  • Porto Best time to visit
Air temperature 2022 2021 2020 2019 2018 2017 2016 2015 2014 2013

The maximum daily temperature 30.5°C — 30 May 2019.
The maximum night temperature 23°C — 31 May 2019.
The minimum daily temperature 11°C — 17 May 2020.
The minimum night temperature 6.3°C — 19 May 2013.

Water temperature 2022 2021 2020 2019 2018 2017 2016 2015 2013 2012 2011

The warmest water 18.5 °C — 30 May 2011.
The coldest water 13 °C — 16 May 2018.

Sunny, cloudy and gloomy days

Sunny days — 19
Rainy days — 7
Gloomy days — 5

Precipitation, mm

Maximum precipitation 179.6 mm — December.
Minimum precipitation 11.4 mm — July.

Wind speed, km / h

Maximum wind speed 13.3 km / h — February.
Minimum wind speed 11 km / h — September.

Number of hours of sunshine

The maximum number of hours of sunshine per day 12.4 h. — July.
The minimum number of hours of sunshine per day 5.1 h. — December.

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