Estoril weather in May 2025

Expect 70°F daytime maximum temperatures in the shade with on average 9 hours of sunshine per day in Estoril in May. Check more long-term weather averages for Estoril in May before you book your next holiday to Portugal in 2025/2026.

  • 70°F maximum daytime temperature in May in Estoril70
    70°F max day temperature
  • 9 hours of sunshine per day
  • 9 days with some rainfall in May in Estoril9
    9 days with some rainfall
  • 55°F minimum night-time temperature in May in Estoril55
    55°F min night temperature
  • 14 hours of daylight per day in May in Estoril14
    14 hours of daylight per day
  • No heat & humidity in May in Estoril0
    No heat & humidity
  • 1.8 inches monthly rainfall in May in Estoril1.8
    1.8 inches of monthly rainfall
  • UV (maximum) index 8 (Very High) in May in Estoril8
    8 (Very High) UV index
  • 61°F sea temperature in May in Estoril61
    61°F sea temperature

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The May weather guide for Portugal (Estoril) 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.

Metric (°C)  |  Imperial (°F)

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More about Portugal

How hot is it in Estoril in May?

Daytime temperatures usually reach 70°F in Estoril in May, falling to 55°F at night.

How sunny is it in Estoril in May?

There are normally 9 hours of bright sunshine each day in Estoril in May - that's 65% of daylight hours.

How warm is the sea around Estoril in May?

The average sea temperature around Estoril in May is 61°F.

Does it rain in Estoril in May?

There are usually 9 days with some rain in Estoril in May and the average monthly rainfall is 1.8 inches.

Estoril May sunrise & sunset times

Browse the sunrise and sunset times for Estoril in May 2025. Select a month to view Estoril sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Thursday, 1st May 2025 05:40 19:30
Friday, 16th May 2025 05:25 19:44
Saturday, 31st May 2025 05:15 19:56

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