Porto weather in May 2021

Get the latest coronavirus (COVID-19) updates for France with current travel advice, statistics and online resources.

  • 16°C maximum daytime temperature in May in Porto16
    16°C max day temperature
  • 8 hours of sunshine per day
  • 10 days with some rainfall in May in Porto10
    10 days with some rainfall
  • 10°C minimum night-time temperature in May in Porto10
    10°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
  • 52 mm monthly rainfall in May in Porto52
    52 mm of monthly rainfall
  • UV (maximum) index 8 (Very High) in May in Porto8
    8 (Very High) UV index
  • 17°C sea temperature in May in Porto17
    17°C sea temperature
  • Top deals & discounts
  • Porto weather overview
  • Porto climate averages by month
  • More destinations
  • Best time to go to Porto
  • Porto 5-day weather forecast

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

The May weather guide for Porto, Corsica 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.

Recommended for Corsica

  • Save on return flights to worldwide destinations with KLM
  • Book flights to Abu Dhabi, Jo'burg, Tokyo & more
  • Plus more flights to the Americas, Middle East & Europe

How warm is it in Porto in May?

Daytime temperatures usually reach 16°C in Porto in May, falling to 10°C at night.

How sunny is it in Porto in May?

There are normally 8 hours of bright sunshine each day in Porto in May - that's 54% of daylight hours.

How warm is the sea around Porto in May?

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

Does it rain in Porto in May?

There are usually 10 days with some rain in Porto in May and the average monthly rainfall is 52mm.

Porto sunrise & sunset times for May 2021

Browse the sunrise & sunset times for Porto in May 2021. Select a month to view Porto sunrise & sunset times for the next twelve months.


Date Sunrise times Sunset times
Saturday, 1st May 2021 06:20 20:25
Sunday, 16th May 2021 06:03 20:41
Monday, 31st May 2021 05:52 20:55
  • Book last minute holidays in late summer 2020
  • Filter deals by destination, rating, price & more
  • Depart from London, Manchester & regional UK airports

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

Back to top

Discover more about France

Where is hot in Corsica in May for 2021/2022?

Below are average maximum temperatures at popular destinations in Corsica in May. Select a destination to see more weather parameters.

More destinations & map >>

Related posts

Popular travel offers

Top ^

*affiliate links: find out how we are funded and why this helps us remain free to use.