Portimao weather in May 2023

  • 21°C maximum daytime temperature in May in Portimao21
    21°C max day temperature
  • 10 hours of sunshine per day
  • 5 days with some rainfall in May in Portimao5
    5 days with some rainfall
  • 13°C minimum night-time temperature in May in Portimao13
    13°C min night temperature
  • 14 hours of daylight per day in May in Portimao14
    14 hours of daylight per day
  • No heat & humidity in May in Portimao0
    No heat & humidity
  • 29 mm monthly rainfall in May in Portimao29
    29 mm of monthly rainfall
  • UV (maximum) index 8 (Very High) in May in Portimao8
    8 (Very High) UV index
  • 17°C sea temperature in May in Portimao17
    17°C sea temperature
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Recommended for the Algarve

The May weather guide for Algarve (Portimao) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

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Metric (°C / mm)  |  Imperial (°F / inches)

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More about the Algarve

How hot is it in Portimao in May?

Daytime temperatures usually reach 21°C in Portimao in May, falling to 13°C at night.

How sunny is it in Portimao in May?

There are normally 10 hours of bright sunshine each day in Portimao in May - that's 69% of daylight hours.

How warm is the sea around Portimao in May?

The average sea temperature around Portimao in May is 17°C.

Does it rain in Portimao in May?

There are usually 5 days with some rain in Portimao in May and the average monthly rainfall is 29mm.

Portimao May sunrise & sunset times

Browse the sunrise and sunset times for Portimao in May 2023. Select a month to view Portimao sunrise and sunset times for the next 12 months.


Date Sunrise times Sunset times
Monday, 1st May 2023 06:40 20:23
Tuesday, 16th May 2023 06:25 20:36
Wednesday, 31st May 2023 06:16 20:48

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