Porto weather in May 2024

Expect 20°C daytime maximum temperatures in the shade with on average 9 hours of sunshine per day in Porto in May. Check more long-term weather averages for Porto in May before you book your next holiday to Portugal in 2024/2025.

  • 20°C maximum daytime temperature in May in Porto20
    20°C max day temperature
  • 9 hours of sunshine per day
  • 13 days with some rainfall in May in Porto13
    13 days with some rainfall
  • 11°C minimum night-time temperature in May in Porto11
    11°C min night temperature
  • 15 hours of daylight per day in May in Porto15
    15 hours of daylight per day
  • No heat & humidity in May in Porto0
    No heat & humidity
  • 86 mm monthly rainfall in May in Porto86
    86 mm of monthly rainfall
  • UV (maximum) index 7 (High) in May in Porto7
    7 (High) UV index
  • 15°C sea temperature in May in Porto15
    15°C sea temperature

More about Porto

Porto by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Recommended for Portugal

  • Save on summer & winter sun holidays with TUI
  • Book online & save with top deals & free child places
  • Pay £0 deposits with direct debit & spread the cost

TUITUI deal finder

The May weather guide for Portugal (Porto) 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 / mm)  |  Imperial (°F / inches)

Back to top

More about Portugal

How hot is it in Porto in May?

Daytime temperatures usually reach 20°C in Porto in May, falling to 11°C at night.

How sunny is it in Porto in May?

There are normally 9 hours of bright sunshine each day in Porto in May - that's 59% of daylight hours.

How warm is the sea around Porto in May?

The average sea temperature around Porto in May is 15°C.

Does it rain in Porto in May?

There are usually 13 days with some rain in Porto in May and the average monthly rainfall is 86mm.

Porto May sunrise & sunset times

Browse the sunrise and sunset times for Porto in May 2024. Select a month to view Porto sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Wednesday, 1st May 2024 06:32 20:32
Thursday, 16th May 2024 06:15 20:47
Friday, 31st May 2024 06:04 21:00

Related posts

Popular travel offers

Explore holidays in the sun for less

Top ^