Portofino weather in May 2025

Expect 63°F daytime maximum temperatures in the shade with on average 7 hours of sunshine per day in Portofino in May. Check more long-term weather averages for Portofino in May before you book your next holiday to Italian Riviera in 2025/2026.

  • 63°F maximum daytime temperature in May in Portofino63
    63°F max day temperature
  • 7 hours of sunshine per day
  • 12 days with some rainfall in May in Portofino12
    12 days with some rainfall
  • 50°F minimum night-time temperature in May in Portofino50
    50°F min night temperature
  • 15 hours of daylight per day in May in Portofino15
    15 hours of daylight per day
  • No heat & humidity in May in Portofino0
    No heat & humidity
  • 3.1 inches monthly rainfall in May in Portofino3.1
    3.1 inches of monthly rainfall
  • UV (maximum) index 7 (High) in May in Portofino7
    7 (High) UV index
  • 64°F sea temperature in May in Portofino64
    64°F sea temperature

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The May weather guide for Italian Riviera (Portofino) 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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How warm is it in Portofino in May?

Daytime temperatures usually reach 63°F in Portofino in May, falling to 50°F at night.

How sunny is it in Portofino in May?

There are normally 7 hours of bright sunshine each day in Portofino in May - that's 47% of daylight hours.

How warm is the sea around Portofino in May?

The average sea temperature around Portofino in May is 64°F.

Does it rain in Portofino in May?

There are usually 12 days with some rain in Portofino in May and the average monthly rainfall is 3.1 inches.

Portofino May sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Thursday, 1st May 2025 05:14 19:27
Friday, 16th May 2025 04:55 19:45
Saturday, 31st May 2025 04:43 19:59

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